摘要：【中文】提供一种压电装置和包括该压电装置的显示装置。压电装置包括：第一压电单元，该第一压电单元包括振动产生层，该振动产生层被配置为基于与输入频率对应的声音信号而以所述输入频率振动；以及第二压电单元，该第二压电单元包括在所述第一压电单元中具有一定体积的气隙以及将所述气隙连接到所述振动产生层的外部并输出振动的空气路径。 【EN】A piezoelectric device and a display device including the same are provided. The piezoelectric device includes: a first piezoelectric unit including a vibration generating layer configured to vibrate at an input frequency based on a sound signal corresponding to the input frequency; and a second piezoelectric unit including an air gap having a certain volume in the first piezoelectric unit and an air path connecting the air gap to the outside of the vibration generation layer and outputting vibration.

摘要：【中文】本发明公开了一种U型钢‑混凝土组合梁吊筋抗剪件及其施工方法，包括钢横梁和钢筋桁架楼承板，新型吊筋抗剪件；其特征在于，钢横梁为U型钢梁，底板设于钢横梁的两侧，与钢横梁固定连接；钢筋桁架铺设在钢横梁上，其下弦钢筋与钢横梁的上翼缘焊接连接；该钢筋桁架上对应钢横梁的两上翼缘之间的间隙处分布有至少一固定钢筋。在本发明中采用抗剪吊筋替代栓钉，将抗剪吊筋直接挂在固定钢筋上，进行简单绑扎，降低焊接工人的工作量，同时，抗剪吊筋固定后不会对后续施工操作造成妨碍，在保持原有效果的基础上降低了施工成本。 【EN】The invention discloses a U-shaped steel-concrete combined beam lifting bar shearing resistant part and a construction method thereof, wherein the U-shaped steel-concrete combined beam lifting bar shearing resistant part comprises a steel beam, a steel bar truss floor bearing plate and a novel lifting bar shearing resistant part; the steel beam is a U-shaped steel beam, and the bottom plates are arranged on two sides of the steel beam and fixedly connected with the steel beam; the steel bar truss is laid on the steel cross beam, and the lower chord steel bar of the steel bar truss is welded and connected with the upper flange of the steel cross beam; at least one fixed steel bar is distributed on the steel bar truss corresponding to the gap between the two upper flanges of the steel beam. The shear-resistant hanging bar is adopted to replace the stud, the shear-resistant hanging bar is directly hung on the fixed steel bar for simple binding, the workload of welding workers is reduced, meanwhile, the shear-resistant hanging bar cannot hinder subsequent construction operation after being fixed, and the construction cost is reduced on the basis of keeping the original effect.

摘要：【中文】本发明涉及一种客车及其后保险杠组件，客车用后保险杠组件包括用于与舱门和舱体合围成后置发动机舱的后保险杠，所述后保险杠上设有用于连通后置发动机舱内外的泄流孔，所述后保险杠上对应于所述泄流孔布置有或泄流孔自身具有用于将后置发动机舱内的空气朝向客车尾部负压区域进行导向的导流结构。通过在后保险杠上开设泄流孔，能够在客车高速行驶时将后置发动机舱内的气流向后引出，减小后置发动机舱内的气流集聚而导致的气压阻力。由于客车在高速行驶时会在客车尾部形成负压区域，而导流结构可以将后置发动机舱内的空气朝该负压区域所在的方向进行导向，增加负压区域的气压值，减小负压拖拽力。 【EN】The invention relates to a passenger car and a rear bumper assembly thereof, wherein the rear bumper assembly for the passenger car comprises a rear bumper which is used for enclosing a rear engine compartment together with a cabin door and a cabin body, the rear bumper is provided with a discharge hole which is used for communicating the inside and the outside of the rear engine compartment, and the rear bumper is provided with a flow guide structure which is arranged corresponding to the discharge hole or is provided with a flow guide structure for guiding air in the rear engine compartment to a rear negative pressure area of the passenger car. The vent holes are formed in the rear bumper, so that air flow in the rear engine compartment can be led out backwards when the passenger car runs at a high speed, and air pressure resistance caused by air flow gathering in the rear engine compartment is reduced. Because the passenger train can form the negative pressure region at the passenger train afterbody when going at high speed, and the water conservancy diversion structure can lead the air in the rearmounted engine compartment towards the direction at this negative pressure region place, increases the atmospheric pressure value in negative pressure region, reduces the negative pressure and drags the power.

摘要：【中文】本发明公开了一种院前急救方法、装置及系统，涉及急救管理技术领域，结合信息技术优化传统院前急救模式，提高院前急救出诊的及时性，实现急救资源利用合理配置，有助于提高院前急救的质量，本发明的主要技术方案为：接收用户触发的急救请求操作指令；定位所述用户的位置信息；根据所述位置信息，向距离所述位置信息第一预设范围内的至少一个急救服务站点发送急救遇险请求；当检测到存在有急救服务站点应答所述急救遇险请求时，锁定所述急救服务站点，作为目标急救服务站点；建立所述用户与所述目标急救服务站点之间的通信，并监控所述目标急救服务站点提供的院前急救服务。本发明应用于提供院前急救服务。 【EN】The invention discloses a pre-hospital emergency method, a device and a system, which relate to the technical field of emergency management, optimize the traditional pre-hospital emergency mode by combining an information technology, improve the timeliness of pre-hospital emergency treatment, realize reasonable allocation of emergency resource utilization and contribute to improving the quality of pre-hospital emergency treatment, and the main technical scheme of the invention is as follows: receiving an emergency request operation instruction triggered by a user; locating the position information of the user; according to the position information, sending an emergency distress request to at least one emergency service site within a first preset range away from the position information; when detecting that an emergency service site answers the emergency distress request, locking the emergency service site as a target emergency service site; establishing communication between the user and the target emergency services site, and monitoring pre-hospital emergency services provided by the target emergency services site. The invention is applied to providing pre-hospital emergency services.

摘要：【中文】本发明提出一种复合式叶片及一种压缩机叶片扩压器，包括复合式叶片独特叶片型式和圆周均匀布置形式，该叶片整体为两段机翼型叶片，前半段采用半高式叶片和后半段为全高叶片的复合式机翼型叶片，前后段结合位置在扩压器通道的喉部位置以后，后半部机翼型叶片头部采用全新翼型设计。本叶型改善叶片扩压器数量设计以及叶片扩压器阻塞流量过大问题，本设计兼具半高式扩压器稳定工况范围宽的优势和二元叶片扩压器加工制造优势，其叶片仍为二元叶片，有效降低加工和安装难度。 【EN】The invention provides a composite blade and a compressor blade diffuser, which comprise a unique blade type and a circumferential uniform arrangement form of the composite blade, wherein the whole blade is a two-section airfoil blade, the front half section adopts a half-height blade and the rear half section is a composite airfoil blade with a full-height blade, the combination position of the front and rear sections is behind the throat position of a diffuser passage, and the head of the rear half airfoil blade adopts a brand-new airfoil design. This blade profile improves blade diffuser quantity design and blade diffuser and blocks the too big problem of flow, and this design has half high formula diffuser steady operation wide advantage and the processing manufacturing advantage of binary blade diffuser concurrently, and its blade still is the binary blade, effectively reduces processing and the installation degree of difficulty.

摘要：【中文】本发明公开了电锯安全装置，包括：解锁按钮、锁销、摆动杆，解锁按钮穿设于电锯主体上；锁销安装于电锯主体中，电锯主体机壳的内壁上设有带安装孔的安装座，锁销的一端插入至安装孔中，锁销的中部上设有顶推凸台，顶推凸台和安装座之间的锁销上套有顶推弹簧，顶推弹簧的两端分别与安装座和顶推凸台相抵靠，摆动杆铰接于电锯主体中，摆动杆的下端上设有拨动头，拨动头插入至顶推凸台和电锯主体机壳之间，在顶推弹簧的顶推下，锁销的另一端能移动至锯片护罩的上方；解锁按钮上设有用于按压摆动杆上部的按压块和用于按压摆动杆下部的按压杆，按压块和按压杆分别位于摆动杆的左右两侧。上述的电锯安全装置能防止电锯主体被误按压向下摆动。 【EN】The invention discloses a safety device of an electric saw, which comprises: the unlocking button is arranged on the electric saw main body in a penetrating mode; the electric saw comprises an electric saw body, a saw blade shield, a saw blade, a lock pin, a pushing boss, a pushing spring, a swinging rod, a stirring head and a saw blade shield, wherein the lock pin is arranged in the electric saw body, the inner wall of the electric saw body shell is provided with a mounting seat with a mounting hole, one end of the lock pin is inserted into the mounting hole, the middle part of the lock pin is provided with the pushing boss, the lock pin between the pushing boss and the mounting seat is sleeved with the pushing spring, two ends of the pushing spring are respectively abutted against the mounting seat and the pushing boss, the swinging rod is hinged in the electric saw body, the lower end of the swinging rod is provided with the stirring head; the unlocking button is provided with a pressing block for pressing the upper part of the swing rod and a pressing rod for pressing the lower part of the swing rod, and the pressing block and the pressing rod are respectively positioned at the left side and the right side of the swing rod. The electric saw safety device can prevent the electric saw body from being pressed down by mistake.

摘要：【中文】本发明公开了一种钻孔灌注桩钢筋网固定结构及固定方法，结构包括：多道横压筋，两端分别植入护坡桩；多道纵压筋，与横压筋相互交叉焊接固定；钢筋网片，内附于多道横压筋与多道纵压筋的内侧、面向桩间土体的一侧；J型锚筋，长直段植入桩间土体中，弯折段穿过钢筋网片并勾住横压筋与纵压筋，桩间土体中植入J型锚筋的植入孔内用砂浆填充固定；细石混凝土，喷注于横压筋、纵压筋和钢筋网片的外侧、面向基坑内的一侧。该桩间支护细部节点处理能够大大提升桩基护壁的稳定性与安全性，能够有效的固定桩间土，保证了基坑支护的安全及基坑的整体稳定性。 【EN】The invention discloses a cast-in-situ bored pile reinforcing mesh fixing structure and a fixing method, wherein the structure comprises the following steps: a plurality of transverse pressing ribs are arranged, and slope protection piles are respectively implanted into two ends of each transverse pressing rib; a plurality of longitudinal pressing ribs and transverse pressing ribs are mutually crossed and welded and fixed; the reinforcing mesh is attached to the inner sides of the plurality of transverse pressing ribs and the plurality of longitudinal pressing ribs and one side facing the soil body between the piles; the long straight section of the J-shaped anchor bar is implanted into the soil body between the piles, the bent section penetrates through the reinforcing mesh and hooks the transverse pressing bar and the longitudinal pressing bar, and the implantation hole implanted with the J-shaped anchor bar in the soil body between the piles is filled and fixed with mortar; and the fine stone concrete is sprayed on the outer sides of the transverse pressing ribs, the longitudinal pressing ribs and the reinforcing mesh and the side facing the inside of the foundation pit. The inter-pile support detail node treatment can greatly improve the stability and safety of the pile foundation dado, effectively fix the inter-pile soil and ensure the safety of foundation pit support and the overall stability of the foundation pit.

摘要：【中文】门禁检测系统及利用能谱识别算法的检测方法。当塑料闪烁体较长时，在离光收集点较远的入射离子所产生的光子到达收集点的光程较长，光信号的衰减严重，光收集效率降低，导致探测效率降低。本发明组成包括：塑料闪烁体，所述的塑料闪烁体的两端分别接有光电倍增管，所述的塑料闪烁体的两端分别与信号采集系统电连接用于信号采集，两路所述的信号采集系统的单道分析器通过符合计数器连接用于测量两路符合计数，所述的信号采集系统的单道分析器输出端通过加和计数器连接用于对两路信号加和。本发明用于门禁中碘‑125粒子的检测。 【EN】An entrance guard detection system and a detection method using an energy spectrum recognition algorithm. When the plastic scintillator is long, the optical path from photons generated by incident ions far away from the light collection point to the collection point is long, the attenuation of light signals is serious, the light collection efficiency is reduced, and the detection efficiency is reduced. The invention comprises the following components: the plastics scintillator, the both ends of plastics scintillator connect the photomultiplier respectively, the both ends of plastics scintillator be connected with the signal acquisition system electricity respectively and be used for signal acquisition, two the single-channel analyzer of signal acquisition system be used for measuring two tunnel counts that accord with through the counter connection that accords with, the single-channel analyzer output of signal acquisition system be used for adding two tunnel signals through adding and the counter is connected. The invention is used for detecting the iodine-125 particles in the entrance guard.

摘要：【中文】本发明提出一种两段式扩压器，包括扩压器本体、扩压器第一段叶片以及扩压器第二段叶片，扩压器本体呈圆环状，在扩压器本体上依次径向设置有扩压器第一段叶片和扩压器第二段叶片；所述扩压器第一段叶片呈直臂型，均匀分布在扩压器本体上，并沿顺时针方向偏转；述扩压器第二段叶片呈机翼型，均匀分布在扩压器本体上，并沿逆时针方向偏转。本发明的两段式扩压器，在叶片扩压器上设计一套有叶扩压器成为两段式扩压器，采用直壁型叶片和机翼形叶片的组合，能实现气流从叶轮出口经扩压器后的降低流速，改善小流量区流动的作用。 【EN】The invention provides a two-section diffuser, which comprises a diffuser body, a first section of diffuser blade and a second section of diffuser blade, wherein the diffuser body is annular, and the first section of diffuser blade and the second section of diffuser blade are sequentially and radially arranged on the diffuser body; the first section of the blade of the diffuser is in a straight arm shape, is uniformly distributed on the diffuser body and deflects along the clockwise direction; the second section of the blade of the diffuser is in a wing shape, is uniformly distributed on the diffuser body and deflects along the anticlockwise direction. According to the two-section diffuser, the vane diffuser is provided with the vane diffuser to form the two-section diffuser, and the combination of the straight wall type vanes and the wing type vanes is adopted, so that the flow speed of airflow passing through the diffuser from the outlet of the impeller can be reduced, and the flow effect of a small flow area is improved.

摘要：【中文】本发明公开了一种地下工程施工中，围护结构部分失效或坑底发生承压水突涌时，借助土体、砂石、混凝土等材料，通过在透水点位置先安装带阀门的硬质引流管，并在上方堆压少量土体，最后在土面浇筑薄层早强混凝土等，待混凝土初凝后，关闭引流管阀门，快速形成一大水力坡降比的薄壁结构，完成抢险。过程中，加强积水抽排，保证透水事故区域堆高面不被水淹。该方法具有速度快，2～3小时即可完成抢险，对环境影响小、所需人员少、材料易得、操作简便、成本低、后期清障简单等，适用于各种基坑开挖围护结构部分失效、坑底发生承压水突涌、隧道联络通道透水等事故的应急抢险。 【EN】The invention discloses a method for rapidly forming a thin-wall structure with a large hydraulic gradient ratio in underground engineering construction by installing a hard drainage tube with a valve at a water permeable point, piling and pressing a small amount of soil above the hard drainage tube, and finally pouring thin-layer early-strength concrete and the like on the soil surface by means of materials such as soil, sand, concrete and the like when a building envelope is partially failed or confined water suddenly gushes at the bottom of a pit, and closing the valve of the drainage tube after the concrete is initially set, thereby rapidly forming the thin-wall structure with the large hydraulic gradient ratio to finish emergency rescue. In the process, accumulated water pumping and drainage are enhanced, and the water-permeable accident area pile height surface is prevented from being flooded by water. The method has the advantages of high speed, capability of completing emergency rescue within 2-3 hours, small environmental influence, less required personnel, easily available materials, simplicity and convenience in operation, low cost, simplicity in later-stage obstacle removal and the like, and is suitable for emergency rescue of accidents such as partial failure of the enclosure structure for excavation of various foundation pits, sudden surge of confined water at the pit bottom, water permeation of a tunnel communication channel and the like.