摘要：【中文】一种吹塑机的三层导流储料式模头装置，包括驱动机构；射料缸套；模套机构；储料芯管；口模机构；复合熔坯射料机构和一组射料推杆，特点是：复合熔坯射料机构包括第一、第二、第三和第四推料缸，第一推料缸设在射料缸套腔内，其外壁上设第一推料缸套外层、中层及内层料导料槽，第二推料缸设在第一推料缸套腔内且外壁上有外层熔体引送装置，第三推料缸套设在第二推料缸套腔内，其外壁上有中层熔体引送装置，第四推料缸套设在第三推料缸套腔内，其外壁上有内层熔体引送装置、上端面上固定上压圈；储料芯管的下端伸展到第四推料缸套腔内；一组射料推杆的下端与推杆压圈固定。优点：简化结构；节省能耗；避免漏料、防止型坯串料及依需换色效率理想。 【EN】A three-layer flow guide storage type die head device of a blow molding machine comprises a driving mechanism; a shot cylinder sleeve; a die sleeve mechanism; a material storage core pipe; a mouth mold mechanism; the composite molten blank injection mechanism and the group of injection push rods are characterized in that: the composite molten blank injection mechanism comprises a first, a second, a third and a fourth material pushing cylinders, wherein the first material pushing cylinder is arranged in a cavity of an injection cylinder sleeve, the outer wall of the first material pushing cylinder sleeve is provided with an outer layer material guide groove, a middle layer material guide groove and an inner layer material guide groove, the second material pushing cylinder is arranged in the cavity of the first material pushing cylinder sleeve, the outer wall of the second material pushing cylinder sleeve is provided with an outer layer melt guiding device, the third material pushing cylinder sleeve is arranged in the cavity of the second material pushing cylinder sleeve, the outer wall of the third material pushing cylinder sleeve is provided with a middle layer melt guiding device, the fourth material pushing cylinder sleeve is arranged in the cavity of the third material pushing cylinder sleeve, the outer wall of the fourth material pushing; the lower end of the material storage core pipe extends into the fourth material pushing cylinder sleeve cavity; the lower ends of the group of injection push rods are fixed with the push rod pressing ring. The advantages are that: the structure is simplified; energy consumption is saved; avoiding material leakage, preventing the material from mixing with the parison and achieving ideal color changing efficiency according to requirements.

摘要：【中文】本申请涉及一种变压器有源降噪设备及变压器噪声在线监测系统，该设备包括误差传感器、自适应反馈控制系统和次级声源，误差传感器用于采集所处坏境中变压器的噪声信号，并将噪声信号发送至自适应反馈控制系统，自适应反馈控制系统根据接收的噪声信号分析得到环境噪声数据，根据环境噪声数据采用基本粒子群算法进行次级声源的参数优化，得到有源降噪信号发送至次级声源，以控制次级声源的次级声源的功率和发声精度满足有源降噪的要求，能够有效降低变压器噪音，提高了变压器有源降噪的可靠性。 【EN】The utility model relates to an equipment and transformer noise on-line monitoring system of making an uproar falls in transformer active, this equipment includes error sensor, self-adaptation feedback control system and secondary sound source, error sensor is used for gathering the noise signal of transformer in the place of environment, and with noise signal transmission to self-adaptation feedback control system, self-adaptation feedback control system obtains ambient noise data according to the noise signal analysis of receiving, adopt basic particle swarm optimization to carry out the parameter optimization of secondary sound source according to ambient noise data, it sends to secondary sound source to obtain the active signal of making an uproar and fall, satisfy the active requirement of making an uproar of falling with the power and the vocal precision of the secondary sound source of control secondary sound source, can effectively reduce the transformer noise, the active reliability of making an uproar falls in the transformer has.

摘要：【中文】本申请涉及了一种精准控制螺杆压缩机自动加载稳定的系统，包括油活塞腔、油活塞、滑阀杆、滑阀、制冷剂吸气口、进油管、出油管、进油控制阀和出油控制阀；还包括：排油管设于所述油活塞腔与制冷剂吸气口之间且连通所述油活塞腔与制冷剂吸气口；排油控制阀连通于所述排油管上；压力传感器设于所述排油管内且位于该排油控制阀之后；PID表分别与所述进油控制阀、排油控制阀、压力传感器阀电性连接。本申请提供的精准控制螺杆压缩机自动加载稳定的系统实现对油活塞内的油压精准控制，避免了因油压波动，滑阀不能稳定的情况，同时，避免了因滑阀不稳导致压缩机频繁加卸载的问题；还提供一种具有该系统的精准控制螺杆压缩机自动加载稳定的方法和空调器。 【EN】The application relates to a system for accurately controlling automatic loading stability of a screw compressor, which comprises an oil piston cavity, an oil piston, a sliding valve rod, a sliding valve, a refrigerant suction port, an oil inlet pipe, an oil outlet pipe, an oil inlet control valve and an oil outlet control valve; further comprising: the oil discharge pipe is arranged between the oil piston cavity and the refrigerant suction port and is communicated with the oil piston cavity and the refrigerant suction port; the oil discharge control valve is communicated with the oil discharge pipe; the pressure sensor is arranged in the oil discharge pipe and behind the oil discharge control valve; and the PID meter is electrically connected with the oil inlet control valve, the oil discharge control valve and the pressure sensor valve respectively. The system for accurately controlling the automatic loading stability of the screw compressor realizes accurate control of the oil pressure in the oil piston, avoids the situation that a slide valve cannot be stable due to oil pressure fluctuation, and simultaneously avoids the problem that the compressor is frequently loaded and unloaded due to instability of the slide valve; a method for accurately controlling the automatic loading stability of the screw compressor and an air conditioner with the system are also provided.

摘要：【中文】本申请提供一种螺杆压缩机自动加卸载装置及其控制方法、螺杆压缩机。该螺杆压缩机自动加卸载装置包括滑阀(1)和电磁调节装置，滑阀(1)的驱动端设置有传动单元，电磁调节装置包括第一驱动部和第二驱动部，传动单元包括导向部和传动部，传动部的一端与滑阀(1)驱动连接，导向部用于与传动部配合，限定传动部对滑阀(1)的施力方向，第一驱动部与传动部固定连接，第二驱动部与第一驱动部相配合，驱动传动部运动，以调节滑阀(1)的滑动位置。根据本申请的螺杆压缩机自动加卸载装置，能够降低对滑阀驱动结构的密封性要求，有效提高滑阀加卸载时的稳定性。 【EN】The application provides an automatic loading and unloading device of a screw compressor, a control method of the automatic loading and unloading device and the screw compressor. This automatic loading and unloading device of screw compressor includes slide valve (1) and electromagnetic adjusting device, the drive end of slide valve (1) is provided with drive unit, electromagnetic adjusting device includes first drive division and second drive division, drive unit includes guide part and transmission portion, the one end and the drive of slide valve (1) of transmission portion are connected, the guide part is used for cooperating with the transmission portion, the application of force direction of transmission portion to slide valve (1) is injectd, first drive division and transmission portion fixed connection, the second drive division cooperates with first drive division, drive transmission portion moves, in order to adjust the sliding position of slide valve (1). According to the automatic loading and unloading device of the screw compressor, the sealing requirement on the slide valve driving structure can be reduced, and the stability of the slide valve during loading and unloading is effectively improved.

摘要：【中文】一种具有风冷却功能的螺杆挤出装置，属于塑料挤出装置技术领域。包括机筒和进料筒，进料筒的左端与机筒的右端配接，在机筒的左端配接机筒熔体挤出头；螺杆设在机筒腔内，螺杆驱动机构设在机架上；一组加热圈，设在机筒外，在一组加热圈的内壁上设环形腔，围绕该环形腔的腔壁两侧各设通风槽，一组加热圈外各设隔热圈，相邻的加热圈之间的空间构成为出风腔；一组螺杆温区温度调节控制机构，与隔热圈固定以及与环形腔相通；一料斗，该料斗对应于进料筒的位置设置；特点：还包括有一风冷却机构，该风冷却机构设置在进料筒外，料斗在对应于进料筒的位置与风冷却机构固定且与进料筒腔相通。保障由进料筒向机筒进料的顺畅效果。 【EN】A screw extrusion device with air cooling function belongs to the technical field of plastic extrusion devices. The device comprises a machine barrel and a feeding barrel, wherein the left end of the feeding barrel is matched and connected with the right end of the machine barrel, and the left end of the machine barrel is matched and connected with a machine barrel melt extrusion head; the screw is arranged in the cylinder cavity, and the screw driving mechanism is arranged on the rack; the heating rings are arranged outside the machine barrel, an annular cavity is arranged on the inner wall of each heating ring, ventilation grooves are respectively arranged on two sides of the cavity wall surrounding the annular cavity, heat insulation rings are respectively arranged outside each heating ring, and a space between every two adjacent heating rings forms an air outlet cavity; the screw temperature zone temperature adjusting and controlling mechanism is fixed with the heat insulation ring and communicated with the annular cavity; the hopper is arranged corresponding to the position of the feeding cylinder; the method is characterized in that: the hopper is fixed with the air cooling mechanism at the position corresponding to the feeding cylinder and is communicated with the cavity of the feeding cylinder. The smooth and easy effect of feeding to the barrel by the feeding section of thick bamboo is ensured.

摘要：【中文】一种具有排气功能的螺杆挤出装置，属于塑料挤出装置技术领域。包括机筒和进料筒；螺杆和螺杆驱动机构；一组加热圈，设在机筒外；一组螺杆温区温度调节控制机构，与隔热圈固定；料斗，对应于进料筒的位置设置；特点：还包括有水冷却机构，其设在进料筒外，料斗在对应于进料筒的位置与水冷却机构固定且与进料筒腔相通；排气口开设在机筒的长度方向朝向上的一侧的中部且与一组加热圈中的位于中部的两相邻加热圈之间的出风腔对应，机筒腔对应于位于中部的两相邻加热圈之间的区域构成为排气口区域，螺杆对应于排气口区域的部位的直径小于螺杆位于所述机筒腔内的其它部位的直径。保障塑料制品的质量和强度；保障进料的顺畅效果。 【EN】A screw extrusion device with an exhaust function belongs to the technical field of plastic extrusion devices. Comprises a machine barrel and a feeding barrel; a screw and a screw drive mechanism; a group of heating rings arranged outside the machine barrel; the screw temperature zone temperature adjusting and controlling mechanism is fixed with the heat insulation ring; the hopper is arranged corresponding to the position of the feeding cylinder; the method is characterized in that: the hopper is fixed with the water cooling mechanism at the position corresponding to the feeding cylinder and is communicated with the cavity of the feeding cylinder; the air outlet is formed in the middle of one side, facing upwards in the length direction, of the machine barrel and corresponds to an air outlet cavity between two adjacent heating rings in the middle of the group of heating rings, the area, corresponding to the middle of the machine barrel cavity, between the two adjacent heating rings is formed into an air outlet area, and the diameter of the part, corresponding to the air outlet area, of the screw is smaller than the diameter of the other parts, located in the machine barrel cavity, of the screw. The quality and the strength of the plastic product are guaranteed; the smooth and easy effect of feeding is ensured.

摘要：【中文】一种塑料制品成型机的机架结构，属于塑料制品成型机械技术领域。包括一对上拉杆和一对下拉杆，一对上拉杆的左端和右端及一对下拉杆的左端和右端各构成有拉杆外螺纹，在对应于拉杆外螺纹的位置旋配有拉杆螺母，特点：在拉杆螺母的一端的拉杆螺母内端面上且围绕拉杆螺母的圆周方向设拉杆螺母膨胀环形槽，对应于拉杆螺母膨胀环形槽的内侧的壁体构成为拉杆螺母受力内壁，对应于拉杆螺母膨胀环形槽的外侧的壁体构成为拉杆螺母受力外壁，螺杆螺母内螺纹延伸至拉杆螺母受力内壁，拉杆螺母的外壁构成为圆形，在外壁上且围绕外壁的四周间隔设拉杆螺母操作槽，拉杆螺母操作槽自拉杆螺母的一端延伸至另一端。优点：保障良好的开合模效果。 【EN】A frame structure of a plastic product forming machine belongs to the technical field of plastic product forming machinery. Including a pair of pull rod and a pair of lower link, the left end and the right-hand member of a pair of pull rod and the left end and the right-hand member of a pair of lower link respectively constitute and have the pull rod external screw thread, are being furnished with pull rod nut, characteristics soon in the position corresponding to the pull rod external screw thread: establish pull rod nut inflation annular channel on the terminal surface in the pull rod nut of the one end of pull rod nut and around pull rod nut's circumferencial direction, constitute for pull rod nut atress inner wall corresponding to the wall body of the inboard of pull rod nut inflation annular channel, constitute for pull rod nut atress outer wall corresponding to the wall body in the outside of pull rod nut inflation annular channel, the screw nut internal thread extends to pull rod nut atress inner wall, pull rod nut's outer wall constitutes for circularly, establish pull rod nut operation groove on the outer wall and around the interval all around of outer wall, pull rod nut operation groove extends to the other end from pull rod nut's one end. The advantages are that: and a good die opening and closing effect is guaranteed.

摘要：【中文】本发明涉及一种全液位引射回流装置、方法和空调器，所述全液位引射回流装置包括：液位感应器、控制器、驱动模块和取液管；所述液位感应器设置在装有液体的容器内，所述液位感应器用于实时检测所述容器内的液位高度值，并将该液位高度值传送给所述控制器；所述控制器能够根据所述容器内的液位高度值通过所述驱动模块控制所述取液管进行上下直线运动，以调节所述取液管的取液高度。本发明利用液位感应器进行液位检测，并通过控制器根据液位高度值控制驱动模块带动取液管进行上下直线运动，以实现调节取液高度的目的，本发明所述装置能够保证取液管始终停留在合适的高度进行取液回油，大大提高了引射回油的效率，避免了压缩机缺油。 【EN】The invention relates to a full liquid level injection reflux device, a method and an air conditioner, wherein the full liquid level injection reflux device comprises: the liquid level sensor, the controller, the driving module and the liquid taking pipe are arranged on the liquid level sensor; the liquid level sensor is arranged in a container filled with liquid and used for detecting the liquid level height value in the container in real time and transmitting the liquid level height value to the controller; the controller can pass through the drive module control according to the liquid level height value in the container the liquid taking pipe carries out linear motion from top to bottom to adjust the liquid taking height of liquid taking pipe. The liquid level sensor is used for detecting the liquid level, the controller controls the driving module to drive the liquid taking pipe to move up and down linearly according to the liquid level height value, and therefore the purpose of adjusting the liquid taking height is achieved.

摘要：【中文】本申请公开了火焰焊接设备以及防止回火的方法。该火焰焊接设备包括：焊枪；与焊枪连通的燃气输送通道；燃气供给单元，包括供气装置以及用于连通供气装置与燃气输送通道的燃气供给管，燃气供给管上设有第一电磁阀；辅助气体供给单元，其包括第二辅助气体通道，第二辅助气体通道与燃气输送通道连通，第二辅助气体通道上设有第二电磁阀，辅助气体供给单元提供的辅助气体为不燃气体；检测单元，适于在焊枪结束焊接时，发出一结束信号；以及控制单元，控制单元与第一电磁阀、第二电磁阀以及检测单元通信连接，控制单元适于接收结束信号，并根据结束信号控制第一电磁阀以及第二电磁阀的启闭。 【EN】Flame welding apparatus and methods of preventing flashback are disclosed. This flame welding equipment includes: a welding gun; a gas delivery passage in communication with the welding gun; the gas supply unit comprises a gas supply device and a gas supply pipe used for communicating the gas supply device with the gas conveying channel, and a first electromagnetic valve is arranged on the gas supply pipe; the auxiliary gas supply unit comprises a second auxiliary gas channel, the second auxiliary gas channel is communicated with the fuel gas conveying channel, a second electromagnetic valve is arranged on the second auxiliary gas channel, and the auxiliary gas provided by the auxiliary gas supply unit is non-combustible gas; the detection unit is suitable for sending an end signal when the welding gun finishes welding; and the control unit is in communication connection with the first electromagnetic valve, the second electromagnetic valve and the detection unit, and is suitable for receiving the end signal and controlling the opening and closing of the first electromagnetic valve and the second electromagnetic valve according to the end signal.

摘要：【中文】本申请公开了助焊剂供给方法以及火焰焊接设备。助焊剂供给方法包括以下步骤：S1，向焊枪内送入燃气以及液态的助焊剂，并将燃气以及液态的助焊剂分别输送至焊枪的前端；S2，从焊枪前端的燃气出口喷出燃气，从焊枪前端的助焊剂出口喷出助焊剂，以使得燃气以及助焊剂在焊枪的前端混合。本申请的助焊剂以液态输送至焊枪的前端，其输送过程中始终与燃气分离，液态的助焊剂充满其输送通道，外部的氧化性物质难以进入助焊剂的输送通道，从而可以避免助焊剂在通道内结晶，进而堵塞通道。本申请提供的助焊剂供给方法的助焊剂利用率高。 【EN】The application discloses a flux supply method and a flame soldering apparatus. The soldering flux supply method comprises the following steps: s1, feeding fuel gas and liquid soldering flux into the welding gun, and respectively conveying the fuel gas and the liquid soldering flux to the front end of the welding gun; and S2, jetting out fuel gas from a fuel gas outlet at the front end of the welding gun, and jetting out soldering flux from a soldering flux outlet at the front end of the welding gun, so that the fuel gas and the soldering flux are mixed at the front end of the welding gun. The utility model provides a scaling powder is carried to welder's front end with liquid, separates with the gas all the time in its transportation process, and its transfer passage is full of to liquid scaling powder, and outside oxidizing substance is difficult to get into the transfer passage of scaling powder to can avoid the scaling powder to crystallize in the passageway, and then block up the passageway. The flux supply method provided by the application has the advantage of high flux utilization rate.