CN220105121U

CN220105121U - Electronic product interface test equipment

Info

Publication number: CN220105121U
Application number: CN202321688531.5U
Authority: CN
Inventors: 曹铭浩; 芦鹏
Original assignee: Guangdong Bay Area Intelligent Terminal Industrial Design And Research Institute Co ltd
Current assignee: Guangdong Bay Area Intelligent Terminal Industrial Design And Research Institute Co ltd
Priority date: 2023-06-29
Filing date: 2023-06-29
Publication date: 2023-11-28
Anticipated expiration: 2033-06-29

Abstract

The utility model discloses electronic product interface test equipment, which comprises an adapter wire fixing assembly, a plurality of adapter joint fixing assemblies, a supporting plate, a first driving device and a second driving device, wherein the adapter wire fixing assembly is used for fixing an adapter wire away from a connector of an electronic product; the adapter fixing assemblies are transversely arranged and arranged on one longitudinal side of the adapter wire fixing assembly, and each adapter fixing assembly is used for fixing an adapter; the adapter fixing assemblies are longitudinally and slidably arranged on the supporting plate; the first driving device is used for driving the supporting plate to move transversely so that the adapter on any adapter fixing assembly is aligned with the connector on the adapter wire fixing assembly; the second driving device is used for driving the adapter fixing assembly to longitudinally slide on the supporting plate so that the adapter on the adapter fixing assembly is spliced to the connector on the adapter wire fixing assembly. The utility model avoids the problems of complex structure and large volume of the plugging equipment caused by the indefinite position of the interface of the electronic product.

Description

Electronic product interface test equipment

Technical Field

The present utility model relates to the field of interface testing technologies, and in particular, to an electronic product interface testing device.

Background

At present, when the interfaces of the notebook computer are tested for compatibility and the like, the brands of the notebook computer to be tested are complicated, the positions of TYPE-C interfaces are indefinite, and the automatic plugging mechanism for the notebook computer interfaces is directly complicated in structure and large in equipment size. Moreover, the plugging process of the interface test is purely manual, the plugging speed cannot be controlled, the test process is uncontrollable, and only fuzzy processing can be performed in the test occasion with the requirement on the plugging speed.

Disclosure of Invention

The utility model aims to provide electronic product interface test equipment which can solve at least one technical problem existing in the background technology.

In order to achieve the above object, the present utility model provides an electronic product interface test apparatus, comprising:

the patch cord fixing assembly is used for fixing the patch cord away from a connector of the electronic product;

the adapter fixing assemblies are transversely arranged and arranged on one longitudinal side of the patch cord fixing assembly, and each adapter fixing assembly is used for fixing an adapter;

the plurality of adapter fixing assemblies are longitudinally and slidably arranged on the supporting plate;

the first driving device is used for driving the supporting plate to move transversely so that an adapter on any adapter fixing assembly is aligned with a connector on the adapter wire fixing assembly;

the second driving device is used for driving the adapter fixing assembly to longitudinally slide on the supporting plate, so that the adapter on the adapter fixing assembly is inserted into the connector on the patch cord fixing assembly.

Optionally, a reset spring plate is arranged between the plurality of adapter fixing assemblies and the adapter wire fixing assembly, a spring is arranged between the reset spring plate and the adapter wire fixing assembly, and when the second driving device drives the adapter fixing assembly to longitudinally slide so that the corresponding adapter is plugged into the connector, the reset spring plate is pushed by the adapter fixing assembly to be close to the adapter wire fixing assembly, and the spring is compressed to store reset potential energy; when the second driving device resets, the spring pushes the reset spring plate, and the reset spring plate pushes the adapter fixing assembly to reset.

Optionally, the test device further includes an insertion detection sensor and an exit detection sensor respectively disposed at two lateral sides of the patch cord fixing assembly;

the two transverse ends of the reset spring plate are respectively bent towards the patch cord fixing assembly to form folded edges, the insertion detection sensor is used for detecting the folded edges on one side to determine whether the adapter is inserted in place, and the withdrawal detection sensor is used for detecting the folded edges on the other side to determine whether the adapter is withdrawn completely.

Optionally, a ball is mounted on an end of the adapter fixing component, which is close to the reset spring plate, and the adapter fixing component is in contact with the reset spring plate through the ball.

Optionally, a plurality of first sliding rails which are transversely arranged and longitudinally extend are arranged on the supporting plate, a first sliding block is fixedly arranged at the bottom of each adapter fixing assembly, and the first sliding blocks are slidably arranged on the corresponding first sliding rails.

Optionally, the test device further comprises a base, a second sliding rail extending transversely is fixedly arranged on the base, a second sliding block is fixedly arranged at the bottom of the supporting plate, and the second sliding block is slidably arranged on the second sliding rail.

Optionally, the first driving device comprises a first driving motor, the output end of the first driving motor is connected with a gear, the gear is meshed with a rack which is transversely arranged, and the rack is driven to transversely move when the gear rotates;

the transverse two ends of the rack are respectively fixedly connected with a connecting block, and the connecting blocks are fixedly connected with the supporting plates.

Optionally, the rack is configured as the adapter securing assembly that stops reset.

Optionally, the test device further comprises a base, wherein limit sensors are respectively arranged on two lateral sides of the base;

the two connecting blocks positioned at the two transverse ends of the rack are respectively and fixedly provided with an induction piece, and the limit sensors respectively detect the corresponding induction pieces to determine the limit positions of the transverse movement.

Optionally, the test device further comprises a base, wherein a mounting plate is vertically arranged on the base, and a first through hole positioned at the lower side and a second through hole positioned at the upper side are formed on the mounting plate;

the first driving motor is arranged on one side, far away from the rack, of the mounting plate, the output end of the first driving motor is arranged corresponding to the first through hole, and the rack is positioned above the gear;

the second driving device comprises a second driving motor, the second driving motor is installed on one side, away from the rack, of the mounting plate, the output end of the second driving motor corresponds to the second through hole, the output end of the second driving motor is coaxially connected with a pushing piece, and the pushing piece is used for pushing the adapter fixing assembly and is located above the rack.

The test equipment of the utility model fixes the adapter away from the connector (not shown) of the electronic product through the adapter fixing assembly, that is, the test equipment of the utility model does not directly plug the interface of the electronic product when testing the interface of the electronic product, but uses the adapter to connect the interface of the electronic product, then uses the connector at one end of the adapter away from the electronic product to plug with the adapter, and uses the connector at one end of the adapter away from the electronic product to fix the position through the adapter fixing assembly, namely, the utility model converts the interfaces at different positions of the electronic product into the connectors at the fixed positions of the adapter to plug with the adapter, thereby avoiding the technical problems of complex structure and large volume of the plug equipment caused by the unstable positions of the interfaces of the electronic product and the direct plug of the interfaces of the electronic product. In addition, in the utility model, the plurality of adapter fixing assemblies which are transversely arranged are all used for fixing the adapter, and the first driving device can drive the plurality of adapter fixing assemblies to transversely move so as to select the adapter from the plurality of adapter fixing assemblies to be aligned with the connector on the adapter wire fixing assembly, and further the adapter which is plugged with the connector can be rapidly switched according to the test case.

Drawings

Fig. 1 is a schematic perspective view of an electronic product interface test apparatus according to an embodiment of the present utility model.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is a schematic perspective view of the base, support plate, pad, etc. of fig. 1.

Fig. 4 is a schematic perspective view of the structure of the patch cord holder assembly, the adapter holder assembly, the return spring plate, the spring, etc. of fig. 1.

Fig. 5 is a schematic perspective view of the first driving device, the second driving device, etc. shown in fig. 1.

Detailed Description

In order to describe the technical content, the constructional features, the achieved objects and effects of the present utility model in detail, the following description is made in connection with the embodiments and the accompanying drawings.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Referring to fig. 1 to 5, the present utility model discloses an electronic product interface testing apparatus, and an electronic product may be a notebook computer or other electronic products. The testing device comprises an adapter wire fixing assembly 1, a plurality of adapter fixing assemblies 2, a supporting plate 3, a first driving device 4 and a second driving device 5. The patch cord fixing assembly 1 is used for fixing the patch cord 6 away from the connector 60 of the electronic product, and the other end of the patch cord 6 can be plugged into the interface of the electronic product manually. The plurality of adapter fixing assemblies 2 are arranged transversely and are arranged on one longitudinal side of the patch cord fixing assembly 1, and each adapter fixing assembly 2 is used for fixing an adapter 7. A plurality of adapter securing assemblies 2 are longitudinally slidably disposed on the support plate 3. The first driving device 4 is used for driving the supporting plate 3 to move transversely so that the adapter 7 on any one adapter fixing assembly 2 is aligned with the connector 60 on the patch cord fixing assembly 1. The second driving device 5 is used for driving the adaptor fixing component 2 to longitudinally slide on the supporting plate 3, so that the adaptor 7 on the adaptor fixing component 2 is plugged into the connector 60 on the adaptor line fixing component 1. Specifically, the adapter 7 includes a first plug 71 and a second plug 72, the first plug 71 is plugged into the connector 60, and the second plug 72 is connected with test resources, so that each test resource can be preconfigured to facilitate rapid testing. Specifically, the test equipment performs compatibility testing of the electronic product interface.

According to the testing device, the adapter wire 6 is fixed by the adapter wire fixing assembly 1 and is far away from a connector (not shown) of an electronic product, namely, when the testing device tests an interface of the electronic product, the testing device is not directly plugged into and pulled out of the interface of the electronic product, but is connected with the interface of the electronic product by the adapter wire 6, then the adapter wire 6 is plugged into and pulled out of the connector 60 at one end, far away from the electronic product, of the adapter 7, and the connector 60 at one end, far away from the electronic product, of the adapter wire 6 is fixed in position by the adapter wire fixing assembly 1, namely, the interface at different positions of the electronic product is converted into the connector 60 at the fixed position of the adapter wire 6 to be plugged into and pulled out of the adapter 7, so that the technical problems of complex structure and large size of the plugging device caused by the fact that the position of the interface of the electronic product is unstable and the plugging out of the interface of the electronic product are directly avoided. In addition, in the present utility model, the plurality of adapter fixing assemblies 2 arranged transversely are all used for fixing the adapter 7, and the first driving device 4 can drive the plurality of adapter fixing assemblies 2 to move transversely so as to select the adapter 7 therefrom to align with the connector 60 on the patch cord fixing assembly 1, so that the adapter 7 which is plugged into and pulled out of the connector 60 can be rapidly switched according to the test case. In addition, in the present utility model, after the first driving device 4 is used to align the selected adaptor 7 with the connector 60 on the patch cord fixing assembly 1, the second driving device 5 is used to drive the adaptor fixing assembly 2 so that the adaptor 7 thereon is plugged into the connector 60 on the patch cord fixing assembly 1, so that no manual intervention is required, and the plugging speed is easily controlled by the driving device.

In some embodiments, the patch cord fixing assembly 1 includes a fixing base 11 and a cover 12, the bottom surface of the cover 12 is concavely provided with a receiving groove 121, the receiving groove 121 longitudinally penetrates through the cover 12, after the connector 60 is placed on the fixing base 11, the cover 12 is covered on the fixing base 11, so that the connector 60 is accommodated in the receiving groove 121, and then the cover 12 can be fixedly connected on the fixing base 11 through a fastener, so as to fix the position of the connector 60.

Specifically, the patch cord fixing assembly 1 further includes a wire clamping structure 13 located on a side of the fixing base 11 away from the patch cord fixing assembly 2, where the wire clamping structure 13 is used to locate a cable portion close to the connector 60 so that the cable portion is kept on the same horizontal plane as the connector 60, and damage to the patch cord 6 is avoided.

In some embodiments, a reset spring plate 8 is disposed between the plurality of adapter fixing assemblies 2 and the patch cord fixing assembly 1, a spring 81 is disposed between the reset spring plate 8 and the patch cord fixing assembly 1, and when the second driving device 5 drives the adapter fixing assembly 2 to slide longitudinally so that the corresponding adapter 7 is plugged into the connector 60 of the patch cord 6, the reset spring plate 8 is pushed by the adapter fixing assembly 2 to approach the patch cord fixing assembly 1, and the spring 81 is compressed to store reset potential energy; when the second driving device 5 resets, the spring 81 pushes the reset spring plate 8, the reset spring plate 8 pushes the adapter fixing assembly 2 to reset, and the adapter 7 inserted into the connector 60 is separated from the connector 60. Through the arrangement of the structures such as the reset spring plate 8, the spring 81 and the like, when the adapter 7 is required to be separated from the connector 60, the adapter fixing assembly 2 and the adapter 7 can be automatically reset, and a driving device is not required to be used for driving, so that the structure is simplified, and the cost is reduced.

Specifically, abutment portions 14 are formed on two lateral sides of the fixing base 11 of the patch cord fixing assembly 1, a longitudinally extending mounting hole 15 is formed on the abutment portion 14, a guide rod 16 is mounted at the mounting hole 15, and a first end of the guide rod 16 extends out of the mounting hole 15. The return spring plate 8 is formed at both ends thereof with through holes 82 respectively provided to fit over the first ends of the guide rods 16. The spring 81 is sleeved on the first end of the guide rod 16, and two ends of the spring 81 are respectively abutted against the abutting portion 14 and the return spring plate 8. When the restoring spring plate 8 is pushed toward the patch cord fixing assembly 1 by the patch cord fixing assembly 2, the restoring spring plate 8 moves along the guide bar 16, and the spring 81 fitted over the guide bar 16 is compressed. When the adaptor 7 needs to be separated from the connector 60, the driving device can push the reset spring plate 8 to further push the adaptor fixing assembly 2 to reset by releasing potential energy of the spring 81 as long as the driving device resets by itself, so that the adaptor 7 is separated from the connector 60.

Specifically, the test apparatus further includes an insertion detection sensor 91 and an exit detection sensor 92 respectively provided at both lateral sides of the patch cord fixing assembly 1; the two lateral ends of the reset spring plate 8 are respectively bent towards the patch cord fixing assembly 1 to form folded edges 83, an insertion detection sensor 91 is used for detecting the folded edges 83 on one side to determine whether the adapter 7 is inserted in place, and an ejection detection sensor 92 is used for detecting the folded edges 83 on the other side to determine whether the adapter 7 is ejected completely. By arranging the insertion detection sensor 91 to detect the folded edge 83 of the reset spring plate 8, whether the adapter 7 is inserted into the connector 60 or not can be accurately judged, and the problem that the test effect is affected due to the fact that the adapter is not inserted in place can be effectively avoided. By providing the withdrawal detection sensor 92 to detect the folded edge 83 of the return spring plate 8, it is possible to accurately determine whether the adapter 7 is completely withdrawn from the joint 60.

Specifically, the ball 21 is mounted to the end of the adapter fixing member 2 near the return spring plate 8, and the adapter fixing member 2 is in contact with the return spring plate 8 through the ball 21. That is, the adaptor fixing component 2 pushes the return spring plate 8 through the balls 21, and the return spring plate 8 pushes the adaptor fixing component 2 through pushing the balls 21 during the return. Through the setting of ball 21, can effectively reduce the friction between adapter fixed subassembly 2 and the reset spring board 8 when adapter fixed subassembly 2 lateral shifting.

In some embodiments, the support plate 3 is provided with a plurality of first sliding rails 31 arranged transversely and extending longitudinally, and the bottom of each adapter fixing assembly 2 is fixedly provided with a first sliding block 22, and the first sliding blocks 22 are slidably arranged on the corresponding first sliding rails 31. Through the arrangement of the first slide rail 31 and the first slide block 22, the adapter fixing assembly 2 can be ensured to slide longitudinally and reliably on the supporting plate 3, and the accuracy of plugging is further ensured.

Specifically, the adaptor fixing assembly 2 includes a spacer 23 and a fixing structure 24 mounted on the spacer 23, the adaptor 7 is detachably fixed on the fixing structure 24, and the first slider 22 is mounted and fixed on the bottom of the spacer 23.

In some embodiments, the test apparatus further includes a base B, a second sliding rail B1 extending transversely is fixedly arranged on the base B, a second sliding block 32 is fixedly installed at the bottom of the supporting plate 3, and the second sliding block 32 is slidably arranged on the second sliding rail B1. Through the arrangement of the second slide rail B1 and the second slide block 32, the support plate 3 can be ensured to carry a plurality of adapter fixing assemblies 2 for reliable lateral sliding, which is beneficial to the reliable alignment of the adapter 7 and the connector 60.

In some embodiments, the first driving device 4 includes a first driving motor 41, an output end of the first driving motor 41 is connected with a gear 42, the gear 42 is meshed with a rack 43 arranged transversely, and the rack 43 is driven to move transversely when the gear 42 rotates; the two transverse ends of the rack 43 are respectively fixedly connected with a connecting block 44, and the connecting blocks 44 are fixedly connected with the supporting plate 3. The first driving motor 41 drives the gear 42, and the gear 42 drives the rack 43 to move transversely, so that the rack 43 can drive the support plate 3 connected with the rack through the connecting block 44 to move transversely, thereby facilitating the reliable transverse movement of the support plate 3.

Specifically, the first driving motor 41 is a stepper motor, so that the displacement of the support plate 3 and the adapter fixing assembly 2 can be accurately controlled, which is beneficial to the alignment of the adapter 7 and the connector 60.

Specifically, the rack 43 is configured to block the adapter fixing assembly 2 that is reset, and thus the adapter fixing assembly 2 can be positioned at a position before insertion.

Specifically, the test device further comprises a base B, wherein limit sensors 93 are respectively arranged on two lateral sides of the base B; the two connection blocks 44 at both lateral ends of the rack 43 are fixedly provided with sensing pieces 94, respectively, and the limit sensors 93 detect the corresponding sensing pieces 94, respectively, to determine the limit positions of the lateral movement. Through the setting of limit sensor 93, can carry out the mark location to adapter 7, prevent rack 43, backup pad 3 to surpass extreme position when lateral shifting, be favorable to the reliable performance of test.

Specifically, the test equipment further comprises a base B, wherein a mounting plate C is vertically arranged on the base B, and a first through hole C1 positioned at the lower side and a second through hole C2 positioned at the upper side are formed on the mounting plate C; the first driving motor 41 is arranged on one side of the mounting plate C, far away from the rack 43, the output end of the first driving motor 41 is arranged corresponding to the first through hole C1, and the rack 43 is positioned above the gear 42; the second driving device 5 comprises a second driving motor 51, the second driving motor 51 is mounted on one side, far away from the rack 43, of the mounting plate C, the output end of the second driving motor 51 is arranged corresponding to the second through hole C2, the output end of the second driving motor 51 is coaxially connected with a pushing piece 52, and the pushing piece 52 is used for pushing the adapter fixing assembly 2 and is located above the rack 43. By this means, the first driving motor 41 and the second driving motor 51 share one mounting plate C and are separated on the upper and lower sides of the mounting plate C, which is advantageous for miniaturization of the test equipment, and in addition, by the arrangement of the positional relationship of the gear 42, the rack 43 and the pushing member 52, it is advantageous for reliably pushing and stopping the adapter fixing assembly 2.

Specifically, the second driving motor 51 is a stepping motor, and thus the longitudinal displacement of the adapter 7 can be accurately controlled.

It should be noted that the bases on which the mounting board C, the limit sensor 93, the support plate 3, the patch cord fixing assembly 1, etc. are mounted are preferably the same base, but are not limited thereto.

To facilitate an understanding of the present utility model, the procedure of using the test apparatus in the example is briefly described below.

(1) Each adapter 7 is fixed on the corresponding adapter fixing assembly 2, the connector at the first end of the adapter wire 6 is inserted into the interface of the electronic product, the connector 60 at the second end of the adapter wire 6 is fixed on the adapter wire fixing assembly 1, and the cable part of the adapter wire 6 close to the connector 60 is fixed through the wire clamping structure 13.

(2) By driving the first driving motor 41, the gear 42 drives the rack 43 to move transversely, and the rack 43 drives the support plate 3 to move transversely, so that one of the adapter 7 is aligned with the connector 60.

(3) By driving the second driving motor 51, the pushing member 52 pushes the corresponding adaptor fixing assembly 2 so that the adaptor 7 aligned with the adaptor 60 is inserted into the adaptor 60. The adapter fixing assembly 2 is pushed while pushing the return spring plate 8, the return spring plate 8 compresses the spring 81, and by detecting the folded edge 83 of the return spring plate 8 by the insertion detection sensor 91, it can be determined whether the adapter 7 is inserted in place.

(4) After the adapter 7 is plugged in place, the interface of the electronic product can be tested by utilizing the testing resources.

(5) After the test using the test resource is completed, the pushing member 52 is driven to reset by the second driving motor 51, and at this time, the potential energy of the spring 81 is released to push the reset spring plate 8, and the reset spring plate 8 pushes the corresponding adapter fixing assembly 2 until the adapter fixing assembly 2 is stopped by the rack 43, and the adapter 7 of the adapter fixing assembly 2 is withdrawn from the connector 60. By detecting the folded edge 83 of the return spring plate 8 by the withdrawal detection sensor 92, it can be determined whether the adapter 7 is completely withdrawn.

And (5) repeating the steps (2) to (5), and testing by using other testing resources.

The foregoing description of the preferred embodiments of the present utility model is not intended to limit the scope of the claims, which follow, as defined in the claims.

Claims

1. An electronic product interface test apparatus, comprising:

2. The electronic product interface testing apparatus of claim 1, wherein,

a reset spring plate is arranged between the adapter fixing assemblies and the patch cord fixing assemblies, a spring is arranged between the reset spring plate and the patch cord fixing assemblies, and when the second driving device drives the adapter fixing assemblies to longitudinally slide so that corresponding adapters are inserted into the connectors, the reset spring plate is pushed by the adapter fixing assemblies to be close to the patch cord fixing assemblies, and the spring is compressed to store reset potential energy; when the second driving device resets, the spring pushes the reset spring plate, and the reset spring plate pushes the adapter fixing assembly to reset.

3. The electronic product interface testing apparatus of claim 2, wherein,

the patch cord fixing assembly further comprises an insertion detection sensor and an exit detection sensor which are respectively arranged on two lateral sides of the patch cord fixing assembly;

4. The electronic product interface testing apparatus of claim 2, wherein said adapter securing assembly mounts a ball adjacent an end of said return spring plate, said adapter securing assembly being in contact with said return spring plate via said ball.

5. The device for testing the interface of the electronic product according to claim 1, wherein a plurality of first sliding rails which are transversely arranged and longitudinally extend are arranged on the supporting plate, a first sliding block is fixedly installed at the bottom of each adapter fixing assembly, and the first sliding blocks are slidably arranged on the corresponding first sliding rails.

6. The electronic product interface testing device of claim 1, further comprising a base, wherein a second sliding rail extending transversely is fixedly arranged on the base, a second sliding block is fixedly arranged at the bottom of the supporting plate, and the second sliding block is slidably arranged on the second sliding rail.

7. The electronic product interface testing apparatus of claim 1, wherein,

the first driving device comprises a first driving motor, the output end of the first driving motor is connected with a gear, the gear is meshed with a rack which is transversely arranged, and the rack is driven to transversely move when the gear rotates;

8. The electronic product interface testing apparatus of claim 7, wherein said rack is configured as said adapter securing assembly that is reset.

9. The electronic product interface testing apparatus of claim 7, wherein,

the device also comprises a base, wherein limit sensors are respectively arranged on two lateral sides of the base;

10. The electronic product interface testing apparatus of claim 7, wherein,

the device comprises a base, wherein the base is vertically provided with a mounting plate, and a first through hole positioned at the lower side and a second through hole positioned at the upper side are formed on the mounting plate;