摘要：【中文】一种可增大夹紧力的插座，包括：外壳、面板、地线接触机构、零线接触机构和火线接触机构，面板卡接在外壳上，面板上开设有三孔插口，地线接触机构、零线接触机构和火线接触机构分别对应安装在三孔插口处的面板背面，三孔插口中心处的面板上还开设有推杆圆孔，推杆圆孔中滑动设置有推杆，当插头金属片向三孔插口插入时，插头中心将推杆向内插座内部推动，推杆带动接触铜片夹紧插头金属片，从而提高了插座的夹紧力，当插头金属片拔出三孔插口时，接触铜片在拉簧的复位作用力下松开插头金属片，并带动推杆复位，从而方便拔出。 【EN】A socket for increasing clamping force, comprising: the shell, the panel, ground wire contact mechanism, zero line contact mechanism and live wire contact mechanism, the panel joint is on the shell, three hole sockets have been seted up on the panel, ground wire contact mechanism, zero line contact mechanism and live wire contact mechanism correspond the panel back of installing in three hole sockets department respectively, the push rod round hole has still been seted up on the panel of three hole socket center departments, it is provided with the push rod to slide in the push rod round hole, when the plug sheetmetal inserts to three hole sockets, the plug center promotes the inside socket of push rod inwards, the push rod drives the contact copper sheet and presss from both sides tight plug sheetmetal, thereby the clamp force of socket has been improved, when the plug sheetmetal extracts three hole sockets, the contact copper sheet loosens the plug sheetmetal under the effort that resets of extension spring, and drive the push rod resets.

摘要：【中文】本发明公开了一种用于实验室的可以改变桌椅间距离的连体桌椅，包括安装台，所述螺纹杆顶部焊接有桌面，所述桌面底部外壁与螺纹杆连接处的外侧设有辅助套环，所述辅助套环滑动套接在安装台顶部，所述座椅面板底部外壁由内至外依次设有第二铰接板和第一铰接板，在使用时，首先将滑块插入第一铰接板的滑槽内，使第一铰接板垂直与座椅面板，然后插入定位销将第一铰接板与第二铰接板固定，然后根据实际的使用情况滑动座椅面板，改变与安装台之间的距离，然后插入U型插杆将其固定即可完成座椅面板的安装后，旋入螺纹杆，旋转螺纹杆使桌面的高度适应使用者的身高，还可以根据使用面积的需求选择是否打开外周板。 【EN】The invention discloses a conjoined table and chair capable of changing the distance between the table and the chair for a laboratory, which comprises an installation table, wherein the top of a threaded rod is welded with a table top, the outer side of the joint of the outer wall of the bottom of the table top and the threaded rod is provided with an auxiliary lantern ring, the auxiliary lantern ring is sleeved on the top of the installation table in a sliding way, the outer wall of the bottom of a seat panel is sequentially provided with a second hinged plate and a first hinged plate from inside to outside, when in use, a sliding block is firstly inserted into a sliding groove of the first hinged plate to ensure that the first hinged plate is vertical to the seat panel, then a positioning pin is inserted to fix the first hinged plate and the second hinged plate, then the seat panel is slid according to the actual use condition to change the distance between the seat panel and the installation table, then a U-shaped inserted rod is inserted to fix the seat panel, whether to open the peripheral plate can also be selected according to the requirements of the use area.

摘要：【中文】本发明公开了桌椅技术领域的一种实验室桌椅脚的升降锁紧装置，包括桌板，所述桌板底部四周均固定设置有活动柱，四组所述活动柱外壁底部均活动套接有空心柱，四组所述空心柱内侧设置有配合的锁紧机构，所述锁紧机构底部插接有相配合的锁紧驱动机构，本发明设置的锁紧机构，通过锁紧驱动机构带动主动锥齿轮转动，主动锥齿轮带动四组从动锥齿轮，进而使四组丝杆同方向同步转动，进而驱动四组活动块同方向同步运动，活动块移动带动卡柱与连接卡孔分离或与连接卡孔卡合实现松开和锁紧的作业，方便使用人员进行快速的升降调节和锁紧，并且保证了桌板调节后的平整度，采用锁紧驱动机构来控制锁紧机构，保证了在不使用时的稳定性和安全性。 【EN】The invention discloses a lifting locking device of a laboratory table chair leg in the technical field of tables and chairs, which comprises a table plate, wherein movable columns are fixedly arranged on the periphery of the bottom of the table plate, hollow columns are movably sleeved at the bottoms of the outer walls of four groups of the movable columns, matched locking mechanisms are arranged at the inner sides of the four groups of the hollow columns, and matched locking driving mechanisms are inserted at the bottoms of the locking mechanisms. The locking driving mechanism is adopted to control the locking mechanism, so that the stability and the safety when the locking mechanism is not used are ensured.

摘要：【中文】本发明公开了教学设备技术领域的一种实验室用方向可调整的学生用一体型桌椅，所述第一实验桌两端分别设有第二实验桌和第三实验桌，所述第一实验桌两端均开设有轴槽，所述L型转动轴转动插接于轴槽内腔且其底部坐落于轴座上，所述下转盘内腔的杆孔内滑动设置有限位杆，所述限位杆底部固定连接有限位弹簧，所述固定横臂另一端固定连接有坐垫，所述第一实验桌底面两端均垂直固定设置有固定支撑杆，本发明通过三组可移动拼接的实验桌的使用，提高了学生于实验室中交流讨论的便捷性，相互之间关于实验设备以及操作的学习更加方便和高效，也提高了学生之间学习的兴趣，一体型的桌椅设置，便于学生的使用和后续的打扫，使用效果好。 【EN】The invention discloses an integrated table and chair for students with adjustable laboratory directions, belonging to the technical field of teaching equipment, wherein two ends of a first experiment table are respectively provided with a second experiment table and a third experiment table, two ends of the first experiment table are respectively provided with a shaft groove, an L-shaped rotating shaft is rotatably inserted in the inner cavity of the shaft groove, the bottom of the L-shaped rotating shaft is positioned on a shaft seat, a limiting rod is arranged in a rod hole of the inner cavity of a lower turntable in a sliding manner, the bottom of the limiting rod is fixedly connected with a limiting spring, the other end of a fixed cross arm is fixedly connected with a cushion, and two ends of the bottom surface of the first experiment table are respectively and vertically and fixedly provided with a fixed supporting rod. The integrated table and chair is convenient for students to use and clean subsequently, and has good use effect.

摘要：【中文】本发明公开了实验室座椅技术领域的一种带有滑轮结构的弹簧式桌椅移动装置的实验室座椅，包括底板，所述底板底部外壁均匀开设有四组安装槽，所述安装槽内腔底端插接有滑轮，所述滑轮外壁与安装槽内壁滑动连接，所述滑轮顶部外壁与缓冲弹簧固定连接，所述缓冲弹簧顶端与安装槽顶部内壁固定连接，所述底板顶部中央外壁与立柱固定连接，所述立柱顶端设置有托板，所述立柱外壁底端套接有支撑板，所述导向杆底端与防滑块固定连接，装置中使用者坐在托板上方，使底板向下移动，使防滑块与地面接触，增加底板与地面接触的摩擦力，使使用者坐在座椅上方时座椅不会自动，发生移动，不需要使用者通过脚对座椅进行固定，增加装置的使用效果。 【EN】The invention discloses a laboratory seat of a spring type table and chair moving device with a pulley structure, which belongs to the technical field of laboratory seats and comprises a bottom plate, wherein four groups of mounting grooves are uniformly formed in the outer wall of the bottom plate, pulleys are inserted into the bottom ends of inner cavities of the mounting grooves, the outer walls of the tops of the pulleys are in sliding connection with the inner walls of the mounting grooves, the outer walls of the tops of the pulleys are fixedly connected with a buffer spring, the top end of the buffer spring is fixedly connected with the inner wall of the top of the mounting groove, the central outer wall of the top of the bottom plate is fixedly connected with an upright post, a supporting plate is arranged at the top end of the upright post, a supporting plate is sleeved at the bottom end of the outer wall of the upright post, the bottom end of a guide rod is fixedly connected with an anti-skid block, the seat is moved without fixing the seat by feet of a user, so that the using effect of the device is improved.

摘要：【中文】本发明公开了学生课桌椅技术领域的一种中小学实验用收纳型学生课桌椅，包括桌板，所述桌板底部左右两侧外壁均设置有侧板，两组所述侧板相互靠近的一侧顶部外壁之间设置有支撑板，所述支撑板左右两端分别与两组侧板相互靠近的一侧外壁滑动连接，所述支撑板底部左右两侧均开设有滑槽，两组所述支撑弹簧相互远离的一端均设置有滑块，所两组所述侧板相互靠近的一侧外壁均匀开设有固定槽，装置中向内侧将固定块从固定槽的内腔中移出，使支撑板可以向上或向下移动，向下移动支撑板，使桌子内部存放的空间增大，从而增加桌子内部存放书籍和物品的量，减小桌板顶部占用的空间，方便学生使用桌子。 【EN】The invention discloses a storage type student desk and chair for primary and secondary school experiments in the technical field of student desk and chair, comprising a desk board, wherein the outer walls of the left side and the right side of the bottom of the desk board are respectively provided with a side plate, a supporting board is arranged between the outer walls of the top parts of the two groups of side plates, the left end and the right end of the supporting board are respectively connected with the outer walls of the two groups of side plates, which are close to each other, in a sliding way, the left side and the right side of the bottom of the supporting board are respectively provided with a sliding groove, the ends, which are far away from each other, of the two groups of supporting springs are respectively provided with a sliding block, the outer walls of the two groups of side plates, which are close to each other, are respectively provided with a fixing groove, the fixing blocks are moved out from the inner cavities of the fixing, the desk is convenient for students to use.

摘要：【中文】本发明公开了教学设备技术领域的一种用于教学的可旋转课桌椅套件组合装置，所述支撑组件侧壁水平对称固定连接有第一连接杆和第二连接杆，所述第一连接杆端部固定连接固定架，所述固定架底部设置有第二万向轮，所述第二连接杆端部固定连接下挡板，所述调节齿条与嵌设于上挡板侧壁的调节齿轮啮合连接，所述外套筒内腔转动插接有内套筒，所述限位轴一端与设于内套筒内腔的复位弹簧固定连接，所述第一桌板侧壁设置有固定组件，本发明将传统的分离固定式桌椅改变为一体可移动式桌椅，提高了桌椅的适用性，同时具有调节桌板与使用者之间的距离，提高了使用者使用时的舒适感，使用效果好。 【EN】The invention discloses a rotary desk and chair set combination device for teaching in the technical field of teaching equipment, wherein the side wall of a supporting component is horizontally and symmetrically and fixedly connected with a first connecting rod and a second connecting rod, the end part of the first connecting rod is fixedly connected with a fixing frame, the bottom of the fixing frame is provided with a second universal wheel, the end part of the second connecting rod is fixedly connected with a lower baffle plate, an adjusting rack is meshed and connected with an adjusting gear embedded in the side wall of the upper baffle plate, the inner cavity of an outer sleeve is rotatably inserted with an inner sleeve, one end of a limiting shaft is fixedly connected with a reset spring arranged in the inner cavity of the inner sleeve, and the side wall of a first desk plate is provided with a fixed component. The use effect is good.

摘要：【中文】本发明公开了课桌技术领域的一种能够矫正坐姿的可折叠的桌椅一体课桌，包括桌面板，所述桌面板的前后两端中空位置均设置挡块，所述桌面板的顶部活动设置挡板，所述桌面板的前后两侧端面均设置限位滑槽，所述挡板靠近桌面板外壁的端面设置与限位滑槽匹配的滑块，所述挡板顶部的中部位置设置拉环，所述桌面板的内腔活动设置抽屉，所述桌面板的底部设置支撑腿，所述支撑腿的相对端面设置两组固定支架，两组所述固定支架的外壁均设置限位装置，将座椅与课桌结合为一体，保证座椅不会在轻易的被人更换，占用空间变小，整体性更强，更好的方便搬运，可以在学生学习的过程中，对学生的坐姿进行校正，从而避免学生学习出现驼背的不良现象。 【EN】The invention discloses a foldable desk and chair integrated desk capable of correcting sitting postures, which belongs to the technical field of desks and comprises a desktop plate, wherein hollow positions of the front end and the rear end of the desktop plate are respectively provided with a stop block, the top of the desktop plate is movably provided with a baffle plate, the front end face and the rear end face of the desktop plate are respectively provided with a limiting chute, the end face of the baffle plate close to the outer wall of the desktop plate is provided with a slide block matched with the limiting chute, the middle position of the top of the baffle plate is provided with a pull ring, an inner cavity of the desktop plate is movably provided with a drawer, the bottom of the desktop plate is provided with a supporting leg, the opposite end faces of the supporting leg are provided with two groups of fixed supports, the outer walls of the two groups of fixed supports are respectively provided with a limiting device, a seat and the desk are combined, the sitting posture of the student is corrected, so that the bad phenomenon of humpback during the study of the student is avoided.

摘要：【中文】本发明公开了组合式桌椅技术领域的一种组合式物理实验桌椅，包括桌面，所述桌面顶部外壁左右两侧均活动插接有侧板，两组所述侧板相背一侧外壁均活动插接有插杆，且所述组合式箱体外壁设有与插杆相配合的插孔，在使用时，通过电动升降杆可带动桌面上下进行移动，适应使用者的身高，在完成对桌面高度的调节后，通过设置在活动套筒外壁的把手对其进行旋转，使得丝杆伸出的长度发生变化，实现对辅助实验台高度的调节，在对辅助实验台进行调节时，升降杆上升使得齿牙依次滑过活动杆，与此同时，弹簧使得活动杆始终抵紧升降杆，使升降杆只能进行上升动作，可避免辅助实验台误动造成实验器材掉落。 【EN】The invention discloses a combined physical experiment table and chair in the technical field of combined table and chair, which comprises a table top, side plates are movably inserted at the left side and the right side of the outer wall at the top of the desktop, inserting rods are movably inserted at the outer wall at the opposite side of the two groups of side plates, the outer wall of the combined box body is provided with inserting holes matched with the inserting rods, when in use, the electric lifting rod can drive the tabletop to move up and down to adapt to the height of a user, after the height of the table top is adjusted, the movable sleeve is rotated by a handle arranged on the outer wall of the movable sleeve, so that the extending length of the screw rod is changed, the height of the auxiliary experiment table is adjusted, when the auxiliary experiment table is adjusted, the lifting rod rises to enable the teeth to sequentially slide through the movable rod, meanwhile, the spring enables the movable rod to always tightly support the lifting rod, the lifting rod can only ascend, and experiment equipment can be prevented from falling due to misoperation of the auxiliary experiment table.

摘要：【中文】本发明公开了桌椅技术领域的一种带有废料回收装置的化学实验室用桌椅，包括座椅机构和桌子机构，所述底板一顶部的升降调节机构顶部固定设置有支撑板，所述限位螺纹盘位于限位板左侧，所述支撑板顶部设置有储存壳，所述储存壳顶部设置有桌板，所述桌板前侧外壁横向开设有装配凹槽，丝杠外壁螺纹套接有与装配凹槽匹配的螺纹块，所述螺纹块前侧设置有与桌板顶部相贴合的清洁件，所述储存壳右侧外壁设置有与废料凹槽配合的废料收集件，本发明采用通过伺服马达带动丝杠，进而通过螺纹块带动清洁件，进而将位于桌板上的废料扫进废料凹槽，无需人工清理，降低人工清理负担的同时避免部分化学废料对使用人员造成影响，提高使用的安全性。 【EN】The invention discloses a table and chair with a waste recovery device for a chemical laboratory, which belongs to the technical field of table and chair, and comprises a seat mechanism and a table mechanism, wherein a supporting plate is fixedly arranged at the top of a lifting adjusting mechanism at the top of a bottom plate, a limiting threaded disc is positioned at the left side of a limiting plate, a storage shell is arranged at the top of the supporting plate, a table plate is arranged at the top of the storage shell, an assembly groove is transversely formed in the outer wall of the front side of the table plate, a threaded block matched with the assembly groove is sleeved on the outer wall of a lead screw in a threaded manner, a cleaning piece attached to the top of the table plate is arranged at the front side of the threaded block, a waste collecting piece matched with the waste groove is arranged on the outer wall of the right side of the storage shell, the lead screw is driven by a servo motor, the cleaning piece is driven by the threaded block, waste positioned on the table plate is swept into the waste groove, manual, the use safety is improved.