阅读说明：本技术 一种用于太阳能电池板的清理装置 (Cleaning device for solar cell panel ) 是由 李凤英 于 2020-07-08 设计创作，主要内容包括：本发明公开了一种用于太阳能电池板的清理装置,支撑平板上设置有储水箱,支撑组件包括二维转台和固定设置于二维转台顶部的伸缩支撑柱,二维转台设置于支撑平板的顶部；定平台的底面与伸缩支撑柱的顶部固定连接,平衡调节组件能够让动平台保持在水平状态,连接板的一端与动平台铰接,另一端与支撑板组件的两侧固定连接,支撑板组件的两端均设置有转轴,清理带缠绕在两个转轴上,角度调节组件包括设置于动平台顶部电机、设置于电机输出轴上的卷线盘、卷曲缠绕在卷线盘上的钢缆,钢缆一端与卷线盘固定连接,另一端与连接板远离动平台的一端连接。清理装置能够方便的对太阳能电池板进行清理,并且不需要在清理完一块太阳能电池板后进行拆除和安装。(The invention discloses a cleaning device for a solar cell panel, wherein a water storage tank is arranged on a support flat plate, a support assembly comprises a two-dimensional rotary table and a telescopic support column fixedly arranged at the top of the two-dimensional rotary table, and the two-dimensional rotary table is arranged at the top of the support flat plate; the bottom surface of deciding the platform and the top fixed connection of telescopic support post, balance adjusting assembly can let and move the platform and keep at the horizontality, the one end of connecting plate is articulated with moving the platform, the both sides fixed connection of the other end and backup pad subassembly, the both ends of backup pad subassembly all are provided with the pivot, the clearance area is twined in two pivots, angle adjusting assembly is including setting up in moving platform top motor, set up the take-up reel on the motor output shaft, the steel cable of winding on the take-up reel curls, steel cable one end and take-up reel fixed connection, the one end that moves the platform is kept away from to the. The cleaning device can conveniently clean the solar cell panel and does not need to be detached and installed after the solar cell panel is cleaned.)

1. The utility model provides a cleaning device for solar cell panel, its characterized in that includes platform trailer, support column subassembly, balancing stand subassembly, clearance subassembly, angle adjusting part, wherein:

the platform trailer comprises a travelling wheel (1) and a support flat plate (2) arranged at the top of the travelling wheel (1), wherein a water storage tank (3) is arranged on the support flat plate (2), and a water suction pump is arranged in the water storage tank (3);

the support assembly comprises a mobile platform assembly, a two-dimensional rotary table (4) and a telescopic support column (5) fixedly arranged at the top of the two-dimensional rotary table (4), the mobile platform assembly is arranged at the top of the support flat plate (2), the moving direction of the mobile platform assembly is vertical to the traveling direction of the flat plate trailer, and the two-dimensional rotary table (4) is arranged at the top of the mobile platform assembly;

the balance platform assembly comprises a fixed platform (6), a movable platform (7) and a balance adjusting assembly arranged between the fixed platform (6) and the movable platform (7), the bottom surface of the fixed platform (6) is fixedly connected with the top of the telescopic supporting column (5), and the balance adjusting assembly can keep the movable platform (7) in a horizontal state;

the cleaning assembly comprises a connecting plate (8), a supporting plate assembly, a power device (9), rotating shafts (10) and cleaning belts (11), one end of the connecting plate (8) is hinged to the movable platform (7), the other end of the connecting plate assembly is fixedly connected with the two sides of the supporting plate assembly, the rotating shafts (10) are arranged at the two ends of the supporting plate assembly, the rotating shafts (10) can rotate along the axes of the rotating shafts (10), the cleaning belts (11) are of annular structures, the cleaning belts (11) are wound on the two rotating shafts (10), bristles are arranged on one sides, far away from the rotating shafts (10), of the cleaning belts (11), the power device (9) is fixed on the side walls of the supporting plate assembly, the power device (9) can drive the rotating shafts (10) to drive the cleaning belts (11) to rotate, and pipelines (12) are arranged on the side walls of the supporting plate assembly, an atomizing nozzle (13) is arranged at the bottom of the pipeline (12), and the pipeline (12) is communicated with the water pump through a hose;

the angle adjusting assembly comprises a motor (14) arranged at the top of the movable platform (7), a winding roll (15) arranged on an output shaft of the motor (14), and a steel cable (16) wound on the winding roll (15) in a curling manner, wherein one end of the steel cable (16) is fixedly connected with the winding roll (15), and the other end of the steel cable is connected with one end, far away from the movable platform (7), of the connecting plate (8).

2. The cleaning device for the solar panel according to claim 1, wherein the balance adjusting assembly comprises an inclination angle sensor, a controller unit, a plurality of telescopic supporting assemblies, and an intermediate connecting assembly (19), one end of the plurality of supporting assemblies is hinged with the fixed platform (6), the other end of the plurality of supporting assemblies is hinged with the movable platform (7), the intermediate connecting assembly (19) is telescopic, one end of the intermediate connecting assembly (19) is fixedly arranged in the middle of the fixed platform (6), the other end of the intermediate connecting assembly is connected with the middle of the movable platform (7) through a first universal joint (20), the inclination angle sensor is arranged on the movable platform (7), the inclination angle sensor is electrically connected with the controller unit, the controller unit is electrically connected with the supporting assemblies, and the inclination angle sensor is used for detecting the horizontal angle of the movable platform (7), when the horizontal angle of the movable platform (7) detected by the sensor changes, the controller can control part of the supporting assembly to stretch and retract so as to adjust the movable platform (7) to be horizontal.

3. The cleaning device for the solar panel according to claim 2, wherein the supporting component comprises a first supporting rod (17), a second supporting rod (18), a second universal joint (21) and a driving motor (22), one end of the first supporting rod (17) is connected with one end of the second supporting rod (18) through the second universal joint (21), a first mounting lug group (23) is arranged on the top surface of the fixed platform (6), a second mounting lug group (24) is arranged on the bottom surface of the movable platform (7), the other end of the first supporting rod (17) is hinged between the first mounting lug groups (23) through a first rotating shaft (25), the other end of the second supporting rod (18) is hinged between the second mounting lug group (24) through a second rotating shaft (26), and the driving motor (22) is fixed on the fixed platform (6), the driving motor (22) is electrically connected with the control unit, an output shaft of the driving motor (22) is fixedly connected with the first rotating shaft (25), and the driving motor (22) rotates to drive the first supporting rod (17) to rotate along the axis of the first rotating shaft (25).

4. The cleaning device for the solar cell panel according to claim 1, wherein the moving table assembly comprises a rectangular frame (27), a sliding table (28), a driving screw rod (29), a second power device (30) and a distance sensor, the sliding table (28) is arranged on the top of the rectangular frame (27), the sliding table (28) can move along the axis of the rectangular frame (27), the moving direction of the sliding table (28) is perpendicular to the traveling direction of the flatbed trailer, a threaded hole (31) is arranged on the sliding table (28), the driving screw rod (29) passes through the threaded hole (31), and two ends are hinged to two ends of the rectangular frame (27), the second power device (30) is fixed on the rectangular frame (27), and the second power device (30) can drive the driving screw rod (29) to rotate, distance sensor install in the lateral wall that moves platform (7) is used for measuring move platform (7) distance solar cell panel's distance, distance sensor, second power device (30) all with controller unit electric connection, rectangular frame (27) fixed mounting in support the top of dull and stereotyped (2), two-dimensional revolving stage (4) install in the top of slip table (28).

5. The cleaning device for the solar panel as claimed in claim 1, wherein the pipe (12) is of an L-shaped structure, a vertical section of the L-shaped pipe (12) is fixedly mounted on a side wall of the supporting plate assembly, a horizontal section of the L-shaped pipe is located at an end of the cleaning belt (11), and a plurality of atomizing nozzle (13) assemblies are arranged on a bottom surface of the vertical section of the L-shaped pipe (12) and on one side of the horizontal section of the L-shaped pipe (12) close to the cleaning belt (11).

6. The cleaning device for the solar panel according to claim 5, wherein two sides of the connecting plate (8) are provided with mounting lug groups (32) towards the direction of the cleaning belt (11), a strip-shaped groove (33) is formed in each mounting lug group (32), a squeezing plate (34) is arranged in each strip-shaped groove (33), and each squeezing plate (34) can move along the axis of each strip-shaped groove (33).

7. The cleaning device for the solar panel according to claim 6, further comprising a spring plate (35), wherein the spring plate (35) is disposed between the pressing plate (34) and the connecting plate (8), and the spring plate (35) can contact the pressing plate (34) with the cleaning belt (11).

8. The cleaning device for the solar panel according to claim 2, further comprising a second distance measuring sensor, wherein the telescopic supporting column (5) is an electric telescopic rod, one end of the electric telescopic rod is fixedly connected with the two-dimensional rotating table (4), the other end of the electric telescopic rod is fixedly connected with the fixed platform (6), the second distance measuring sensor is installed at the bottom of the supporting plate assembly and used for measuring the distance between the cleaning belt (11) and the solar panel, and the second distance measuring sensor and the electric telescopic rod are both electrically connected with the controller unit.

9. The cleaning device for the solar panel according to claim 1, wherein the supporting plate assembly comprises a first supporting plate body (36), a second supporting plate body (37) and a spring (38), wherein both ends of the first supporting plate body (36) are provided with a rotating shaft mounting seat (39), the rotating shaft (10) is mounted in the rotating shaft mounting seat (39), the bottom surface of the first supporting plate body (36) is recessed to form a mounting cavity (40), the second supporting plate body (37) is mounted in the mounting cavity (40), the spring (38) is disposed in the mounting cavity (40), the spring (38) is located between the first supporting plate body (36) and the second supporting plate body (37), and the end of the connecting plate (8) is fixedly connected with the side wall of the first supporting plate body (36), the power device (9) is arranged on the side wall of the first supporting plate body (36).

Technical Field

The invention relates to the technical field of solar power generation, in particular to a cleaning device for a solar cell panel.

Background

The solar panel is also called as a solar chip or a photovoltaic cell, and is a photoelectric semiconductor slice which directly generates electricity by utilizing sunlight, a single solar cell cannot be directly used as a power supply, a plurality of single solar cells are required to be connected in series, in parallel and tightly packaged into a module as the power supply, and the solar panel is an assembly part formed by assembling a plurality of solar cells, is a core part in a solar power generation system and is also the most important part in the solar power generation system. After the solar panel is used for a long time, a large amount of dust and dirt can be accumulated on the solar panel, so that the power generation efficiency of the solar panel is reduced.

The cleaning device of the existing solar cell panel is mostly a cleaning robot installed on the solar cell panel, the cleaning robot is provided with a cleaning roller and a spray head, the cleaning robot walks on the solar photovoltaic panel, the walking process is realized to clean the solar photovoltaic panel, but because the bearing capacity of the solar cell panel is poor, the supporting facilities of the walking robot are few, the water storage tank is too small, water needs to be added midway or a hose needs to be utilized to supply water for the cleaning robot uninterruptedly, meanwhile, the cleaning robot needs to be installed on the solar cell panel, the installation time is long, the cleaning efficiency is influenced, meanwhile, the cleaning robot can only be designed according to the customization of the solar panel with a unique installation form due to the specific solar cell panel, and the cleaning robot cannot be used for cleaning different solar cell panels.

Disclosure of Invention

The technical problem to be solved by the invention is realized by the following technical scheme:

the utility model provides a cleaning device for solar cell panel, includes platform trailer, support column subassembly, balancing stand subassembly, clearance subassembly, angle adjusting part, wherein: the platform trailer comprises a travelling wheel and a support flat plate arranged at the top of the travelling wheel, wherein a water storage tank is arranged on the support flat plate, and a water suction pump is arranged in the water storage tank; the support assembly comprises a mobile platform assembly, a two-dimensional rotary table and a telescopic support column fixedly arranged at the top of the two-dimensional rotary table, the mobile platform assembly is arranged at the top of the support flat plate, the moving direction of the mobile platform assembly is vertical to the traveling direction of the flat trailer, and the two-dimensional rotary table is arranged at the top of the mobile platform assembly; the balance platform assembly comprises a fixed platform, a movable platform and a balance adjusting assembly arranged between the fixed platform and the movable platform, the bottom surface of the fixed platform is fixedly connected with the top of the telescopic supporting column, and the balance adjusting assembly can enable the movable platform to be kept in a horizontal state; the cleaning assembly comprises a connecting plate, a supporting plate assembly, a power device, rotating shafts and cleaning belts, one end of the connecting plate is hinged with the movable platform, the other end of the connecting plate is fixedly connected with two sides of the supporting plate assembly, the rotating shafts are arranged at two ends of the supporting plate assembly and can rotate along the axes of the rotating shafts, the cleaning belts are of an annular structure and are wound on the two rotating shafts, bristles are arranged on one side, away from the rotating shafts, of the cleaning belts, the power device is fixed on the side wall of the supporting plate assembly and can drive the rotating shafts to drive the cleaning belts to rotate, pipelines are arranged on the side wall of the supporting plate assembly, atomizing nozzles are arranged at the bottoms of the pipelines, and the pipelines are communicated with the water suction pump through hoses; the angle adjusting assembly comprises a motor arranged at the top of the movable platform, a winding roll arranged on an output shaft of the motor and a steel cable wound on the winding roll in a curling manner, one end of the steel cable is fixedly connected with the winding roll, and the other end of the steel cable is connected with one end, far away from the movable platform, of the connecting plate.

The cleaning device of the existing solar cell panel is mostly a cleaning robot installed on the solar cell panel, the cleaning robot is provided with a cleaning roller and a spray head, the cleaning robot walks on the solar photovoltaic panel, the solar cell panel is cleaned in the walking process, but because the bearing capacity of the solar cell panel is poor, the supporting facilities of the walking robot are few, the water storage tank is too small, water needs to be added midway or a hose needs to be utilized to supply water for the cleaning robot uninterruptedly, meanwhile, the cleaning robot needs to be installed on the solar cell panel, the installation time is long, the cleaning efficiency is influenced, meanwhile, the cleaning robot can only be designed according to the customization of the solar panel with a unique installation form due to the specific solar cell panel, and the cleaning robot cannot be used for cleaning different solar cell panels. This application is through setting up the device wholly on platform trailer, is dragging platform trailer through the tractor when using, can directly take the device to walk subaerial at the clearance in-process, has avoided letting solar cell panel bearing in clearance process, reduces the damage to solar cell panel. Through setting up the mobile station subassembly, the mobile station subassembly can be cleared up the constitution and carry out the horizontal direction adjustment, lets the clearance subassembly remove about can, has avoided flatbed trailer can not follow sharp walking at the walking in-process, leads to can not carrying out comprehensive clearance or damage solar cell panel to solar cell panel at the clearance in-process. Through setting up flexible support column, the height in the adjustment clearance area of being convenient for in the use can adapt to the clearance of the solar cell panel of co-altitude not. Through setting up the two-dimensional revolving stage, can adjust the angle in the horizontal plane in clearance area through the two-dimensional revolving stage, facilitate the use. Through setting up the balance station subassembly, the balance station subassembly can real-time supervision and adjust moving the platform, lets move the platform and keeps in the horizontality in real time, has avoided flatbed trailer to directly press on solar cell panel and produce the destruction because ground unevenness leads to the condition such as clearance area to rock, slope at the removal in-process. Through setting up the connecting plate and the bottom and the connecting plate fixed connection of connecting plate set up the clearance subassembly that is similar to the conveyer belt, the clearance area rotates under the power action and contacts with solar cell panel, takes away the deposition on solar cell panel surface at the rotation in-process, realizes the clearance to the solar energy surface, and the clearance area can improve the efficiency of clearance with the contact of solar cell panel large tracts of land simultaneously. Through setting up storage water tank, pipeline and atomizer, set up the storage water tank on platform trailer, platform trailer directly walks subaerial, lets the storage water tank can store more water, and does not receive solar cell panel's bearing capacity restriction. The water of storage water tank passes through the pressurization of water pump after through the atomizer spray solar energy photovoltaic board, can wash the dust on the solar cell panel, after high-pressure water smoke washes the back to drag through the clearance area and wash and can let the clearance effect better. Through setting up angle adjusting part, utilize receiving and releasing of motor drive steel cable to realize adjusting clearance subassembly's angle of pitch, can realize clearing up the solar cell panel of different angle of pitch.

Further, the balance adjusting component comprises an inclination angle sensor, a controller unit, a plurality of telescopic supporting components and a middle connecting component, one end of each supporting component is hinged with the fixed platform, the other end of each supporting component is hinged with the movable platform, the middle connecting component can be telescopic, one end of the middle connecting component is fixedly arranged in the middle of the fixed platform, the other end of the middle connecting component is connected with the middle of the movable platform through a first universal joint, the tilt angle sensor is arranged on the movable platform and is electrically connected with the controller unit, the controller unit is electrically connected with the supporting component, the tilt angle sensor is used for detecting the horizontal angle of the movable platform, when the horizontal angle of the movable platform detected by the sensor changes, the controller can control part of the supporting assembly to stretch out and draw back to adjust the movable platform to be horizontal. Through setting up inclination sensor, inclination sensor can real-time supervision move the levelness of platform, and when platform trailer passed through uneven road surface, the controller unit carried out the leveling to moving the platform through control part supporting component and avoided platform trailer at the removal in-process because ground unevenness leads to the condition such as clearance area to rock, slope directly to press on solar cell panel and produce the destruction to solar cell panel.

Further, the support component comprises a first support rod, a second universal joint and a drive motor, one end of the first supporting rod is connected with one end of the second supporting rod through the second universal joint, the top surface of the fixed platform is provided with a first mounting lug group, the bottom surface of the movable platform is provided with a second mounting lug group, the other end of the first supporting rod is hinged between the first mounting lug groups through a first rotating shaft, the other end of the second supporting rod is hinged with the second mounting lug group through the second rotating shaft, the driving motor is fixed on the fixed platform and is electrically connected with the control unit, an output shaft of the driving motor is fixedly connected with the first rotating shaft, and the driving motor can drive the first supporting rod to rotate along the axis of the first rotating shaft. The supporting component is simple in structure and high in bearing capacity through the arrangement of the first supporting rod, the second universal joint and the driving motor, and can be folded from the joint of the first connecting rod body and the second connecting rod body, and the use is convenient.

Further, the moving platform assembly comprises a rectangular frame, a sliding table, a driving screw rod, a second power device and a distance sensor, the sliding table is arranged at the top of the rectangular frame and can move along the axis of the rectangular frame, the moving direction of the sliding table is perpendicular to the traveling direction of the platform trailer, a threaded hole is formed in the sliding table, the driving screw rod penetrates through the threaded hole, the two ends of the driving screw rod are hinged to the two ends of the rectangular frame, the second power device is fixed on the rectangular frame and can drive the driving screw rod to rotate, the distance sensor is arranged on the side wall of the moving platform and used for measuring the distance between the moving platform and the solar cell panel, the distance sensor and the second power device are electrically connected with the controller unit, and the rectangular frame is fixedly arranged at the top of the supporting plate, the two-dimensional rotary table is arranged at the top of the sliding table. Through setting up the mobile station subassembly, the mobile station subassembly can be adjusted the device according to the data that distance sensor measured, avoids flatbed trailer can not follow the straight line walking at the walking in-process, leads to can not carrying out comprehensive clearance or damage solar cell panel to solar cell panel at the clearance in-process.

Further, the pipeline is L shape structure, L shape the vertical section fixed mounting of pipeline in the lateral wall of backup pad subassembly to the horizontal segment is located the tip in clearance area, L shape the vertical section bottom surface and the L shape of pipeline one side that the horizontal segment of pipeline is close to the clearance area all is provided with a plurality of atomizer subassembly. Through setting the pipeline to L shape structure, the horizontal segment of L shape structure can wash the clearance area, lets the clearance area keep at clean state in the use always, has improved solar cell panel's cleaning performance.

Further, the both sides of connecting plate are provided with the installation lug group towards the direction in clearance area, be provided with the bar groove on the installation lug group, the bar inslot is provided with the stripper plate, the stripper plate can be followed the axis in bar groove removes. The cleaning belt is characterized by further comprising an elastic sheet, wherein the elastic sheet is arranged between the extrusion plate and the connecting plate, and the elastic sheet can enable the extrusion plate to be contacted with the cleaning belt. Through setting up the stripper plate, the stripper plate can wash the cleaning zone after under shell fragment and action of gravity and carry out dehydration, has avoided the cleaning zone after the clearance to absorb a lot of water, leads to a large amount of water stain residues on the solar cell panel after the clearance, leads to solar cell panel to damage or the support frame rusts.

Further, still survey the sensor including the second, flexible support column is electric telescopic handle, electric telescopic handle's one end with two-dimensional revolving stage fixed connection, the other end with decide platform fixed connection, second range finding sensor install in the bottom of supporting plate subassembly, second range finding sensor is used for measuring the distance between clearance area and the solar cell panel, second range finding sensor, electric telescopic handle all with controller unit electric connection. Through the cooperation of second distance measuring sensor and electric telescopic handle, the distance between solar cell panel is taken apart from in can the direct adjustment clearance, avoids in use clearance to take apart from solar cell panel too far, leads to the cleaning effect not good, perhaps clearance takes apart from solar cell panel too tightly to lead to the area of clearance to take bad solar cell panel.

Further, the backup pad subassembly includes first backup pad body, second backup pad body, spring, first backup pad body both ends all are provided with the pivot mount pad, the pivot install in the pivot mount pad, first backup pad body bottom surface indent forms the installation chamber, second backup pad body install in the installation intracavity, the spring set up in the installation intracavity, and the spring is located between first backup pad body and the second backup pad body, the tip of connecting plate with the lateral wall fixed connection of first backup pad body, power device install in the lateral wall of first backup pad body. Install the second supporting seat body in the cavity of first supporting seat body through the spring, under the effect of spring, the second supporting seat body can expand the clearance area and let the contact that clearance area and solar cell panel can be better, has improved solar cell panel's clearance effect.

Compared with the prior art, the invention has the following advantages and beneficial effects:

1) this application is through wholly setting up the device on platform trailer, tow platform trailer through the tractor when using, can directly take the device to walk subaerial at the clearance in-process, avoided letting solar cell panel bearing at the clearance in-process, reduce the damage to solar cell panel, the clearance area rotates under the drive effect of pivot and contacts with solar cell panel, the deposition on solar cell panel surface is taken away at the rotation in-process, the realization is to the clearance of solar energy surface. Meanwhile, frequent installation and disassembly are not needed to be carried out between the solar panels, the solar panels can be directly cleaned, and the cleaning efficiency of the solar panels is improved. Through setting up flexible support column, the height in the adjustment clearance area of being convenient for in the use can adapt to the clearance of the solar cell panel of co-altitude not. Through setting up angle adjusting component, can realize clearing up the solar cell panel of different every single move angles for cleaning device's practicality is stronger.

2) This application is through setting up the balance station subassembly, and the balance station subassembly can real-time supervision and adjust moving the platform, lets move the platform and keeps in the horizontality in real time, has avoided flatbed trailer to directly press on solar cell panel and produce the destruction because ground unevenness leads to the condition such as clearance area to rock, slope at the removal in-process.

3) Through setting up the mobile station subassembly, the mobile station subassembly can be adjusted the device according to the data that distance sensor measured, avoids flatbed trailer can not follow straight line walking at the walking in-process, leads to the clearance area to carry out comprehensive clearance or damage solar cell panel to solar cell panel at the clearance in-process.

4) Install the second supporting seat body in the cavity of first supporting seat body through the spring, under the effect of spring, the second supporting seat body can expand the clearance area and let the contact that clearance area and solar cell panel can be better, has improved solar cell panel's clearance effect.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a schematic overall structure diagram of an embodiment of the present invention.

FIG. 2 is a schematic side view of the embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a balancing assembly according to an embodiment of the present invention.

Fig. 4 is a schematic cross-sectional view of a support assembly according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a cleaning assembly according to an embodiment of the invention.

FIG. 6 is a schematic cross-sectional view of a cleaning assembly according to an embodiment of the invention.

Reference numbers and corresponding part names in the drawings:

1-road wheel, 2-support plate, 3-water storage tank, 4-two-dimensional turntable, 5-support column, 6-fixed platform, 7-movable platform, 8-connecting plate, 9-power device, 10-rotating shaft, 11-cleaning belt, 12-pipeline, 13-atomizing nozzle, 14-motor, 15-winding reel, 16-steel cable, 17-first support rod, 18-second support rod, 19-middle connecting component, 20-first universal joint, 21-second universal joint, 22-driving motor, 23-first mounting lug group, 24-second mounting lug group, 25-first rotating shaft, 26-second rotating shaft, 27-rectangular frame, 28-sliding table and 29-driving screw rod, 30-a second power device, 31-a threaded hole, 32-a mounting lug, 33-a strip-shaped groove, 34-an extrusion plate, 35-an elastic sheet, 36-a first support plate body, 37-a second support plate body, 38-a spring, 39-a rotating shaft mounting seat and 40-a mounting cavity.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.