Electric appliance box rapid connection test device and test system

By using strong and weak electric terminals and positioning structures in the electrical box quick connection and testing device, automated wiring is realized, solving the problem of inefficient testing caused by manual wiring in the prior art, and improving the accuracy and efficiency of testing.

CN222461606UActive Publication Date: 2025-02-11GREE ELECTRIC APPLIANCE INC OF ZHUHAI
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Patent Information

Application Number
CN202420129297.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-01-18
Publication Date
2025-02-11
Estimated Expiration
2034-01-18

AI Technical Summary

Technical Problem

In the prior art, test devices require manual wiring, resulting in inefficient testing.

Method used

It provides a quick connection and testing device for electrical boxes, including strong electrical terminals and weak electrical terminals in the device body. Combined with the positioning structure, it can quickly and accurately contact and energize with the test points in the electrical boxes, realizing automated testing.

Benefits of technology

Through automated wiring, the testing efficiency is significantly improved, manual operation errors are reduced, and the accuracy and efficiency of the test are ensured.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides an electric appliance box rapid connection test device and a test system, relates to the technical field of air conditioners, and solves the technical problem of low test efficiency caused by manual wiring of a test device in the prior art. The rapid connection test device and test system for the electrical box comprises a device body, wherein a strong current terminal and a weak current terminal are arranged in the device body; the device body is provided with a positioning structure, and the positioning structure is used for positioning the device body on the electric appliance box, so that the strong current terminal and the weak current terminal are respectively contacted with a test point on the circuit board for electrification. The utility model is used for providing the rapid connection testing device and the testing system for the electrical box, which can improve the testing efficiency.
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Description

Technical Field

[0001] The utility model relates to the technical field of air conditioners, in particular to a quick connection and testing device for an electrical box and a testing system. Background Art

[0002] After the assembly of the electrical box in the small air duct is completed, it needs to enter the commercial inspection room for inspection. The main process is to connect the test terminals on the detection device with the test points on the circuit board in the electrical box, and complete the power-on test by powering on, so as to test whether the circuit board meets the production requirements.

[0003] However, the existing test device needs to manually use an electric screwdriver to tighten the screw test wire to the test point of the circuit board on the electrical box for complete testing before testing, which leads to low test efficiency.

[0004] The applicant has discovered that the prior art has at least the following technical problems: the test device requires manual wiring, resulting in low test efficiency. Utility Model Content

[0005] The purpose of the utility model is to provide a quick connection and testing device for an electrical box and a testing system to solve the technical problem that the testing device in the prior art requires manual wiring, resulting in low testing efficiency. The preferred technical solution among the many technical solutions provided by the utility model can produce many technical effects as described below.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] The utility model provides a quick connection and testing device for an electrical box, comprising a device body, wherein a strong current terminal and a weak current terminal are arranged in the device body;

[0008] The device body is provided with a positioning structure, and the positioning structure is used to position the device body on the electrical box so that the strong current terminal and the weak current terminal are respectively in contact with the test points on the circuit board to be energized.

[0009] As a further improvement of the utility model, the contacts of the strong current terminal and the weak current terminal are bullet-shaped structures. By making the contacts of the strong current terminal and the weak current terminal bullet-shaped structures, the contacts of the strong current terminal and the weak current terminal are changed from conventional edge contact to center contact, thereby increasing the contact area and reducing the risk of sparking during testing.

[0010] As a further improvement of the utility model, the strong electric terminal comprises an upper strong electric copper column structure and a lower strong electric copper column structure.

[0011] The upper strong electric copper column structure includes an upper sleeve, an upper moving copper column, an upper spring, an upper copper plate and an elastic retaining ring for an upper shaft. The upper sleeve is fixed in the device body, the upper moving copper column is slidably arranged in the upper sleeve, and the upper moving copper column passes through the upper sleeve and the upper copper plate and is connected to the upper shaft with an elastic retaining ring, and the upper spring is sleeved on the upper moving copper column; the lower strong electric copper column structure is in contact with the upper moving copper column and is energized.

[0012] As a further improvement of the utility model, the lower strong electric copper column structure includes a lower sleeve, a lower moving copper column, a lower spring and a lower shaft retaining ring. The lower sleeve is arranged in the device body, the lower moving copper column is slidably arranged in the lower sleeve, the lower spring is arranged between the lower moving copper column and the lower sleeve, the lower shaft retaining ring is arranged on the lower moving copper column, and the lower moving copper column is in contact with the upper moving copper column and is energized.

[0013] As a further improvement of the utility model, the weak-current terminal includes a weak-current copper column, a weak-current copper plate, a weak-current spring and a retaining ring for a weak-current shaft. The weak-current copper column passes through the weak-current copper plate and is connected to the retaining ring for the weak-current shaft. A positioning step is provided on the weak-current copper column, and the weak-current spring abuts between the positioning step and the weak-current copper plate.

[0014] As a further improvement of the present invention, the positioning structure includes a locking structure, which includes a snap fit, a torsion spring and a connecting shaft. The snap fit is rotatably arranged on the device body via the connecting shaft, the torsion spring is sleeved on the connecting shaft, and the torsion spring is elastically connected between the snap fit and the device body.

[0015] In this further improvement, the locking structure includes a snap-on, a torsion spring and a connecting shaft. Pressing one end of the snap-on can lock the snap-on to the electrical box, thereby achieving fast and accurate testing, ensuring test accuracy, facilitating workers' operation, and greatly improving the work efficiency of the testing post in the commercial inspection room.

[0016] It is understandable that in some other embodiments of the present invention, locking structures may be provided at the top and bottom of the device body, respectively, to achieve positioning of the device body and ensure that the test is completed quickly and accurately.

[0017] As a further improvement of the present invention, the positioning structure further includes a support member, and the support member is arranged on a side of the device body opposite to the locking structure.

[0018] In this further improvement, the positioning structure includes a support member and a locking structure. The support member is used to cooperate with the positioning hole inside the electrical box to achieve preliminary positioning of the support member; the locking structure includes a snap member, a torsion spring and a connecting shaft. Pressing one end of the snap member can lock the snap member to the electrical box, thereby achieving fast and accurate testing, ensuring test accuracy, facilitating workers' operation, and greatly improving the work efficiency of the testing post in the commercial inspection room.

[0019] As a further improvement of the present invention, the support member is arranged at the bottom of the device body, and the locking structure is arranged at the top of the device body.

[0020] As a further improvement of the utility model, the support member is a fork-shaped structure. The support member of the fork-shaped structure has a simple structure, is easy to align quickly, and improves efficiency.

[0021] As a further improvement of the utility model, a rubidium magnet is also provided on the buckle. The buckle is adsorbed to the housing of the electrical box through the rubidium magnet, providing an adsorption force to move toward the electrical box, thereby improving its positioning effect.

[0022] A testing system is characterized by comprising the electrical box quick connection testing device as described above.

[0023] The beneficial effects of the utility model are as follows: the utility model provides an electrical box quick connection test device and a test system, wherein a strong current terminal and a weak current terminal are arranged in the device body, the strong current terminal corresponds to the strong current test point on the circuit board in the electrical box, and the weak current terminal corresponds to the weak current test point on the circuit board in the electrical box, the weak current terminal and the strong current terminal are respectively soldered to the electric wire, the ground wire, and the signal wire and are fixed on the wire clamp, and are connected to the external wire, the upper wire, and the communication wire, thereby realizing a quick power-on test of the electrical box, and since the strong current terminal and the weak current terminal are arranged in the device body, the integrated operation of the strong current power-on test and the weak current power-on test can be realized simultaneously without interfering with each other, which is convenient for the workers' operation and greatly improves the work efficiency of the test post in the commodity inspection room. By setting a positioning structure on the device body, the positioning structure can position the device body on the electrical box, so that the high-current terminals correspond to the high-current test points on the circuit board in the electrical box, and the low-current terminals correspond to the low-current test points on the circuit board in the electrical box; the positioning structure can quickly realize the precise positioning of the high-current terminals and the low-current terminals and the test points on the circuit board, thereby ensuring the test accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0025] Figure 1 It is a structural schematic diagram of the utility model;

[0026] Figure 2 It is a structural schematic diagram of the strong electric copper column of the utility model;

[0027] Figure 3 This is a schematic diagram of the structure of the upper strong electric copper column of the utility model;

[0028] Figure 4 This is a schematic diagram of the structure of the lower strong electric copper column of the utility model;

[0029] Figure 5 It is a structural schematic diagram of the weak electric copper column of the utility model.

[0030] In the figure

[0031] 1. Device body;

[0032] 2. Strong current terminal;

[0033] 3. Weak current terminal;

[0034] 4. Positioning structure;

[0035] 21. Strong electric copper column structure;

[0036] 22. Lower strong electric copper column structure;

[0037] 31. Weak electric copper column;

[0038] 32. Weak current copper plate;

[0039] 33. Weak current spring;

[0040] 34. Snap ring for weak current shaft;

[0041] 41. Supporting member;

[0042] 42. Fasteners;

[0043] 43. Torsion spring;

[0044] 44. Connecting shaft;

[0045] 211, upper sleeve;

[0046] 212. Move the copper column upward;

[0047] 213. Spring on;

[0048] 214, copper plate;

[0049] 215. Circlip for upper shaft;

[0050] 221, lower sleeve;

[0051] 222. Move the copper column downward;

[0052] 223, lower spring;

[0053] 224. Use retaining ring for lower shaft. DETAILED DESCRIPTION

[0054] Please refer to the attached figure below Figure 1 to Figure 5 And the text content understands the content of the utility model and the difference between the utility model and the prior art. The following is a further detailed description of the technical solution (including the preferred technical solution) of the utility model by means of the accompanying drawings and the enumeration of some optional embodiments of the utility model. It should be noted that: any technical feature and any technical solution in the present embodiment are one or more of a variety of optional technical features or optional technical solutions. In order to describe the need for brevity, it is impossible to exhaustively list all the alternative technical features and alternative technical solutions of the utility model in this document, and it is not convenient for the implementation of each technical feature to emphasize that it is one of the optional multiple implementations, so those skilled in the art should know that: any technical means provided by the utility model can be replaced or any two or more technical means or technical features provided by the utility model can be combined with each other to obtain a new technical solution. Any technical feature and any technical solution in this embodiment do not limit the scope of protection of the utility model. The scope of protection of the utility model should include any alternative technical solutions that can be thought of by those skilled in the art without creative labor and new technical solutions obtained by combining any two or more technical means or technical features provided by the utility model.

[0055] In the description of the present invention, it should be noted that, unless otherwise specified, "multiple" means two or more; the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail", etc. are based on the directions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0056] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0057] The utility model provides an electrical box quick connection and testing device and a testing system for improving testing efficiency.

[0058] Combine the following Figure 1 to Figure 5 The technical solution provided by the utility model is described in more detail.

[0059] Embodiment 1:

[0060] The utility model provides an electrical box quick connection and testing device, comprising a device body 1, wherein a strong current terminal 2 and a weak current terminal 3 are arranged in the device body 1, wherein the strong current terminal 2 corresponds to a strong current test point on a circuit board in the electrical box, and the weak current terminal 3 corresponds to a weak current test point on the circuit board in the electrical box, wherein the weak current terminal 3 and the strong current terminal 2 are respectively soldered to electric wires, ground wires, and signal wires and are led out and fixed on wire clamps, and are connected to external wires, upper wires, and communication wires, thereby realizing a quick power-on test of the electrical box. Since the strong current terminal 2 and the weak current terminal 3 are arranged in the device body 1, the strong current power-on test and the weak current power-on test can be integrated and operated simultaneously without interfering with each other, which is convenient for workers to operate and greatly improves the work efficiency of the test post in the commodity inspection room.

[0061] Furthermore, the signal line is preferably a shielded signal line, such as RS232, RS485, Ethernet line, which can make the signal have better electromagnetic compatibility effect, avoid signal interference with the normal operation of other devices, and also avoid signals from other devices interfering with the normal operation of the signal of the electrical box quick detection device provided by the utility model.

[0062] Embodiment 2:

[0063] The difference between the second embodiment and the first embodiment is that the contacts of the high-voltage terminal 2 and the low-voltage terminal 3 are bullet-shaped structures.

[0064] In this embodiment 2, by making the contacts of the high-current terminal 2 and the low-current terminal 3 into a bullet-shaped structure, the contacts of the high-current terminal 2 and the low-current terminal 3 are changed from conventional edge contact to center contact, thereby increasing the contact area and reducing the risk of sparking during testing.

[0065] Embodiment 3:

[0066] The utility model provides a quick connection and testing device for an electrical box, comprising a device body 1, wherein a strong current terminal 2 and a weak current terminal 3 are arranged in the device body 1;

[0067] The device body 1 is provided with a positioning structure 4, and the positioning structure 4 is used to position the device body 1 on the electrical box so that the strong current terminal 2 and the weak current terminal 3 are respectively in contact with the test points on the circuit board and are energized.

[0068] The electrical box quick connection and testing device provided in this embodiment 3 has a positioning structure 4 set on the device body 1. The positioning structure 4 can position the device body 1 on the electrical box, so that the high-current terminal 2 corresponds to the high-current test point on the circuit board in the electrical box, and the low-current terminal 3 corresponds to the low-current test point on the circuit board in the electrical box; the positioning structure 4 can quickly realize the precise positioning of the high-current terminal 2 and the low-current terminal 3 and the test point on the circuit board, thereby ensuring the test accuracy, facilitating the workers' operation, and greatly improving the work efficiency of the test post in the commercial inspection room.

[0069] Optionally, the positioning structure 4 is positioned by using a positioning block, and the positioning block is abutted against the shell of the electrical box, thereby completing the positioning of the device body 1.

[0070] Embodiment 4:

[0071] The utility model provides a quick connection and testing device for an electrical box, comprising a device body 1, wherein a strong current terminal 2 and a weak current terminal 3 are arranged in the device body 1;

[0072] The device body 1 is provided with a positioning structure 4, and the positioning structure 4 is used to position the device body 1 on the electrical box so that the strong current terminal 2 and the weak current terminal 3 are respectively in contact with the test points on the circuit board and are energized.

[0073] Furthermore, the positioning structure 4 includes a support member 41 and a locking structure, the support member 41 is arranged at the bottom of the device body 1, and the locking structure is arranged at the top of the device body 1.

[0074] The locking structure includes a latch 42, a torsion spring 43 and a connecting shaft 44. The latch 42 is rotatably arranged on the device body 1 via the connecting shaft 44. The torsion spring 43 is sleeved on the connecting shaft 44, and the torsion spring 43 is elastically connected between the latch 42 and the device body 1.

[0075] Furthermore, the support member 41 is a fork-shaped structure. The buckle member 42 is also provided with a rubidium magnet.

[0076] The utility model provides a quick connection and testing device for an electrical box, wherein the positioning structure 4 comprises a support member 41 and a locking structure, wherein the support member 41 is used to cooperate with a positioning hole inside the electrical box to achieve preliminary positioning of the support member 41; the locking structure comprises a snap member 42, a torsion spring 43 and a connecting shaft 44, and pressing one end of the snap member 42 can lock the snap member 42 to the electrical box, thereby achieving fast and accurate testing, ensuring test accuracy, facilitating workers' operation, and greatly improving the work efficiency of the test post in the commodity inspection room.

[0077] It is understandable that in some other embodiments of the present invention, locking structures may be provided at the top or bottom of the device body 1 to achieve positioning of the device body 1 and ensure that the test is completed quickly and accurately.

[0078] Embodiment 5:

[0079] The utility model provides a quick connection and testing device for an electrical box, comprising a device body 1, wherein a strong current terminal 2 and a weak current terminal 3 are arranged in the device body 1;

[0080] The device body 1 is provided with a positioning structure 4, and the positioning structure 4 is used to position the device body 1 on the electrical box so that the strong current terminal 2 and the weak current terminal 3 are respectively in contact with the test points on the circuit board and are energized.

[0081] Wherein: the high-voltage electric terminal 2 comprises an upper high-voltage electric copper column structure 21 and a lower high-voltage electric copper column structure 22 .

[0082] Specifically, the upper strong electric copper column structure 21 includes an upper sleeve 211, an upper movable copper column 212, an upper spring 213, an upper copper plate 214 and an upper shaft elastic retaining ring 215, the upper sleeve 211 is fixed in the device body 1, the upper movable copper column 212 is slidably arranged in the upper sleeve 211, and the upper movable copper column 212 passes through the upper sleeve 211 and the upper copper plate 214 and is connected to the upper shaft elastic retaining ring 215, and the upper spring 213 is sleeved on the upper movable copper column 212;

[0083] The lower strong electric copper column structure 22 includes a lower sleeve 221, a lower moving copper column 222, a lower spring 223 and a lower shaft retaining ring 224. The lower sleeve 221 is arranged in the device body 1, and the lower moving copper column 222 is slidably arranged in the lower sleeve 221. The lower spring 223 is arranged between the lower moving copper column 222 and the lower sleeve 221. The lower shaft retaining ring 224 is arranged on the lower moving copper column 222. The lower moving copper column 222 is in contact with the upper moving copper column 212 and is energized.

[0084] The strong electric terminal 2 includes an upper strong electric copper column structure 21 and a lower strong electric copper column structure 22. The upper strong electric copper column structure 21 is fixed in the device body 1 through an upper sleeve 211. The upper movable copper column 212 and the upper sleeve 211 are provided with an upper spring 213. The elastic force of the upper spring 213 can drive the upper movable copper column 212 to the initial position and can play a buffering role. The lower strong electric copper column structure 22 is fixed in the device body 1 through a lower sleeve 221. A lower spring 223 is provided between the lower movable copper column 222 and the lower sleeve 221. The lower movable copper column 222 is in contact with the upper movable copper column 212 and is energized. The upper shaft is connected to the upper movable copper column 212 with an elastic retaining ring 215, which plays a limiting role to prevent the upper movable copper column 212 from separating from the upper copper plate 214; the lower shaft is connected to the lower movable copper column 222 with a retaining ring 224, which plays a limiting role to prevent the lower movable copper column 222 from separating from the lower sleeve 221.

[0085] During the test, when the lower movable copper pillar 222 contacts the test point of the circuit board, the lower movable copper pillar 222 will abut against the test point of the circuit board under the action of the lower spring 223, ensuring the connection effect of the test point and guaranteeing the test accuracy. Similarly, the upper spring 213 also has the same effect, and the lower movable copper pillar 222 will drive the upper movable copper pillar 212 to move toward the upper copper plate 214, compressing the upper spring 213, ensuring the pressure between the lower movable copper pillar 222 and the test point of the circuit board, and effectively protecting the circuit board.

[0086] The weak-current terminal 3 includes a weak-current copper column 31, a weak-current copper plate 32, a weak-current spring 33 and a weak-current shaft retaining ring 34. The weak-current copper column 31 passes through the weak-current copper plate 32 and is connected to the weak-current shaft retaining ring 34. A positioning step is provided on the weak-current copper column 31, and the weak-current spring 33 abuts between the positioning step and the weak-current copper plate 32.

[0087] It is understandable that the weak electric copper column 31 will abut against the test point of the circuit board under the action of the weak electric spring 33, and the weak electric spring 33 plays a buffering role to ensure the connection effect of the test point and guarantee the test accuracy. The weak electric copper column 31 passes through the weak electric copper plate 32 and is connected to the weak electric shaft retaining ring 34, and the weak electric shaft retaining ring 34 can play the role of positioning the weak electric copper column 31 to prevent the weak electric copper column 31 from separating from the weak electric copper plate 32.

[0088] Furthermore, the positioning structure 4 includes a support member 41 and a locking structure, the support member 41 is arranged at the bottom of the device body 1, and the locking structure is arranged at the top of the device body 1.

[0089] The locking structure includes a latch 42, a torsion spring 43 and a connecting shaft 44. The latch 42 is rotatably disposed on the device body 1 via the connecting shaft 44. The torsion spring 43 is sleeved on the connecting shaft 44, and the torsion spring 43 is elastically connected between the latch 42 and the device body 1.

[0090] Furthermore, the support member 41 is a fork-shaped structure. The buckle member 42 is also provided with a rubidium magnet.

[0091] The utility model provides a quick connection and testing device for an electrical box, wherein the positioning structure 4 comprises a support member 41 and a locking structure, wherein the support member 41 is used to cooperate with the internal positioning hole of the electrical box to achieve preliminary positioning of the support member 41, and the support member 41 is a fork-shaped structure, which is convenient for quick preliminary positioning; the locking structure comprises a snap member 42, a torsion spring 43 and a connecting shaft 44, and pressing one end of the snap member 42 can lock the snap member 42 to the electrical box, thereby achieving rapid and accurate testing, ensuring test accuracy, facilitating workers' operation, and greatly improving the work efficiency of the test post in the commodity inspection room.

[0092] Furthermore, the device body 1 also includes a left side plate, a right side plate and a cover plate, the left side plate and the right side plate position the upper sleeve 211, the lower sleeve 221 and the weak electric copper column 31 between the left side plate and the right side plate, and the cover plate covers the top.

[0093] It can be understood that the upper copper plate 214 and the weak-current copper plate 32 are used to be soldered to the electric wires, ground wires, and signal wires and fixed on the wire clamps to connect with the external wires, upper wires, and communication wires.

[0094] The electrical box quick connection and testing device provided by the utility model is applied to commercial K series small duct indoor units. When testing, the small duct indoor unit is placed on its side, the lower cover plate needs to be removed, and the return air cover plate is not removed. The support member 41 is inserted into the plug-in hole in the small duct indoor unit, and the fastener 42 is pressed to fix the fastener 42 on the return air cover plate, so that the test point can be accurately aligned, and then power is turned on to complete a power-on test. The test is completed repeatedly to meet the production requirements.

[0095] Embodiment 6:

[0096] The utility model provides a testing system, comprising the electrical box quick connection testing device as described above.

[0097] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A quick connection and detection device for an electrical box, characterized in that: The device comprises a device body, wherein a strong current terminal and a weak current terminal are arranged in the device body; The device body is provided with a positioning structure, and the positioning structure is used to position the device body on the electrical box so that the strong current terminal and the weak current terminal are respectively in contact with the test points on the circuit board to be energized.

2. The electrical box quick connection and detection device according to claim 1, characterized in that: The contacts of the strong current terminal and the weak current terminal are bullet-shaped structures.

3. The electrical box quick connection and detection device according to claim 1, characterized in that: The strong electric terminal comprises an upper strong electric copper column structure and a lower strong electric copper column structure. The upper strong electric copper column structure includes an upper sleeve, an upper movable copper column, an upper spring, an upper copper plate and an elastic retaining ring for an upper shaft. The upper sleeve is fixed in the device body, the upper movable copper column is slidably arranged in the upper sleeve, and the upper movable copper column passes through the upper sleeve and the upper copper plate and is connected with the elastic retaining ring of the upper shaft, and the upper spring is sleeved on the upper movable copper column; The lower strong electric copper column structure is in contact with the upper moving copper column and is energized.

4. The electrical box quick connection and detection device according to claim 3, characterized in that: The lower strong electric copper column structure includes a lower sleeve, a lower moving copper column, a lower spring and a lower shaft retaining ring. The lower sleeve is arranged in the device body, the lower moving copper column is slidably arranged in the lower sleeve, the lower spring is arranged between the lower moving copper column and the lower sleeve, the lower shaft retaining ring is arranged on the lower moving copper column, and the lower moving copper column is in contact with the upper moving copper column and is energized.

5. The electrical box quick connection and detection device according to claim 1, characterized in that: The weak-current terminal includes a weak-current copper column, a weak-current copper plate, a weak-current spring and a weak-current shaft retaining ring. The weak-current copper column passes through the weak-current copper plate and is connected to the weak-current shaft retaining ring. A positioning step is provided on the weak-current copper column, and the weak-current spring abuts between the positioning step and the weak-current copper plate.

6. The electrical box quick connection and detection device according to any one of claims 1 to 5, characterized in that: The positioning structure includes a locking structure, which includes a snap-fit ​​component, a torsion spring and a connecting shaft. The snap-fit ​​component is rotatably arranged on the device body via the connecting shaft, the torsion spring is sleeved on the connecting shaft, and the torsion spring is elastically connected between the snap-fit ​​component and the device body.

7. The electrical box quick connection and detection device according to claim 6, characterized in that: The positioning structure also includes a support member, and the support member is arranged on a side of the device body opposite to the locking structure.

8. The electrical box quick connection and detection device according to claim 7, characterized in that: The support member is arranged at the bottom of the device body, and the locking structure is arranged at the top of the device body.

9. The electrical box quick connection and detection device according to claim 7, characterized in that: The supporting member is a fork-shaped structure.

10. The electrical box quick connection and detection device according to claim 6, characterized in that: The buckle is also provided with a rubidium magnet.

11. A testing system, characterized in that: It comprises the electrical box quick connection and detection device as described in any one of claims 1-10.