Power distribution cabinet shell compression resistance detection device and detection method thereof

Abstract

The invention provides a power distribution cabinet shell compression resistance detection device and a detection method thereof, and belongs to the technical field of power distribution cabinets, the power distribution cabinet shell compression resistance detection device comprises a supporting plate, the upper end of the supporting plate is fixedly connected with a plurality of suspension rods and two placement shells, and the two placement shells are fixedly connected to the close ends of the suspension rods respectively. When the power distribution cabinet shell plate needs to be subjected to compression resistance detection, the power distribution cabinet shell plate is placed in the two placement shells, then the electric guide rails are started to enable the sliding table and the end face abutting detection block to move upwards, and the end face compression resistance of the power distribution cabinet shell plate is tested through contact and abutting of the end face abutting detection block and the power distribution cabinet shell plate. Then, the point-surface abutting detection block can be pushed upwards through stepped abutting of the pushing block and the lower end of the end face abutting detection block, the steps are repeated, the point-surface abutting detection block abuts against the power distribution cabinet shell plate, the point-shaped compression resistance of the power distribution cabinet shell plate is tested, and the compression resistance testing diversity and functionality of the power distribution cabinet shell plate are improved.

Description

Technical Field

[0001] The invention belongs to the technical field of power distribution cabinets, and in particular relates to a power distribution cabinet shell pressure resistance detection device and a detection method thereof. Background Art

[0002] The distribution cabinet (box) is divided into power distribution cabinet (box), lighting distribution cabinet (box), and metering cabinet (box). It is the final equipment of the power distribution system. The distribution cabinet is a general term for the motor control center. The distribution cabinet is used in places where the load is relatively dispersed and there are fewer circuits; the motor control center is used in places where the load is concentrated and there are more circuits. They distribute the power of a circuit of the upper-level distribution equipment to the nearest load. This level of equipment should provide protection, monitoring and control for the load.

[0003] The distribution cabinet is used as a protection and control device for the circuit, and the shell plate of the distribution cabinet needs to meet the required compressive performance, and the compressive performance of the shell plate needs to be tested. However, the existing compressive performance testing device has limited testing functions and can only perform end face compressive tests on the plate, not point compressive tests, let alone repeated compressive tests on the plate, which will greatly affect the efficiency and effect of the compressive testing of the distribution cabinet shell plate. Summary of the invention

[0004] The purpose of the present invention is to provide a pressure resistance detection device and a detection method for the shell of a distribution cabinet, aiming to solve the problem that the pressure resistance performance testing device in the prior art has limited testing functions and can only perform end face pressure resistance tests on the plate, but cannot perform point pressure resistance tests, let alone perform repeated pressure resistance tests on the plate, which will greatly affect the efficiency and effect of the pressure resistance detection of the plate of the distribution cabinet shell.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] A device for detecting the compression resistance of a power distribution cabinet housing, comprising:

[0007] A support plate, wherein a plurality of suspension rods are fixedly connected to the upper end of the support plate;

[0008] Two placement shells, the two placement shells are respectively fixedly connected to the adjacent ends of the plurality of suspension rods;

[0009] Two sets of outer shell plate fixing mechanisms, the two sets of outer shell plate fixing mechanisms are respectively arranged on the lower sides of the two placement shells;

[0010] A plurality of electric guide rails, wherein the plurality of electric guide rails are respectively fixedly connected to the lower ends of the two placement shells;

[0011] A sliding table, wherein the sliding table is slidably arranged on the circumferential surface of a plurality of electric guide rails;

[0012] An end surface abutting detection block, wherein the end surface abutting detection block is fixedly connected to the upper end of the sliding table, and an adjustment groove is provided at the upper end of the end surface abutting detection block;

[0013] A point-to-surface abutment detection block, wherein the point-to-surface abutment detection block is slidably disposed in the adjustment groove, and the lower end of the point-to-surface abutment detection block is stepped;

[0014] A push groove, the push groove is provided at one end of the end surface abutting against the detection block;

[0015] A placement groove, wherein the placement groove is opened at the upper end of the sliding table, and a second motor is fixedly connected in the placement groove;

[0016] A guide gear, wherein the guide gear is fixedly connected to the circumferential surface of the output shaft of the second motor;

[0017] A single-sided rack, wherein the single-sided rack is slidably disposed on the upper side of the sliding platform and the single-sided rack is meshed with the guide gear; and

[0018] A pushing block is fixedly connected to one end of the single-sided rack.

[0019] As a preferred solution of the present invention, each group of the shell plate fixing mechanism consists of a force-bearing plate, an anti-slip plate, a movable groove and a spring. The movable groove is opened at one end of the placement shell, the anti-slip plate is slidably connected in the movable groove, the force-bearing plate is fixedly connected to the upper end of the anti-slip plate, and the spring is fixedly connected to the adjacent ends of the placement shell and the force-bearing plate.

[0020] As a preferred solution of the present invention, it also includes a repeated pressure resistance testing mechanism for the shell, which is composed of an assembly plate, a driving groove, an assembly shell, a driving rod, a driving groove, a double-sided rack and a half gear. The assembly plate is fixedly connected to the upper end of the support plate, the driving groove is opened at one end of the assembly plate, the driving rod is slidably arranged in the driving groove, the assembly shell is fixedly connected to one end of the driving rod, the two half gears are rotatably connected to one end of the assembly plate through a rotating rod, and the two half gears are intermittently meshed with the double-sided rack.

[0021] As a preferred solution of the present invention, it also includes a driving mechanism, which consists of a mounting frame, a third motor, two second I-shaped wheels and a second transmission belt. The mounting frame is fixedly connected to one end of the assembly plate, the third motor is fixedly connected to one end of the mounting frame, and the output end of the third motor is fixedly connected to one of the rotating rods, the two second I-shaped wheels are respectively fixedly connected to the circumferential surfaces of the two rotating rods, and the second transmission belt is drivingly connected to the circumferential surfaces of the two second I-shaped wheels.

[0022] As a preferred solution of the present invention, it also includes a shell plate clamping mechanism, which consists of a transmission shaft, a first motor, two clamping plates, two first I-shaped wheels, two full gears and a first transmission belt. The two clamping plates are rotatably connected to the assembly shell through a rotating shaft, the transmission shaft is rotatably connected to the upper end of the assembly shell, the two first I-shaped wheels are respectively fixedly connected to the circumferential surface of one of the rotating shafts and the transmission shaft, the first motor is fixedly connected to the lower end of the assembly shell, and the output end of the first motor is fixedly connected to one of the rotating shafts, the first transmission belt is drivingly connected to the circumferential surface of the two first I-shaped wheels, the two full gears are respectively fixedly connected to the circumferential surface of the transmission shaft and the other rotating shaft, and the two full gears are meshed with each other.

[0023] As a preferred solution of the present invention, the lower end of the support plate is fixedly connected to a plurality of support legs, the circumferential surfaces of the plurality of support legs are fixedly connected to reinforcing rods, the lower ends of the plurality of electric guide rails are fixedly connected to anti-fall plates, and the upper ends of the two placement shells are fixedly connected to two tightening rods.

[0024] As a preferred solution of the present invention, one end of the placement shell is fixedly connected to a horizontal rod and a force-bearing plate, one end of the force-bearing plate is provided with a limiting hole, and the force-bearing plate is slidably connected to the circumferential surface of the horizontal rod and the anti-rotation rod, and one end of the horizontal rod is fixedly connected to an anti-slip block.

[0025] As a preferred solution of the present invention, a limiting groove is provided at the lower end of the sliding table, a limiting ring is fixedly connected to the lower end of the single-sided rack, a limiting rod is fixedly connected between the inner walls on both sides of the limiting groove, and the limiting ring is slidably connected to the circumferential surface of the limiting rod.

[0026] As a preferred solution of the present invention, one end of the assembly plate is fixedly connected to two mounting blocks, the adjacent ends of the two mounting blocks are fixedly connected to a vertical rod, a vertical groove is provided at the lower end of the driving rod, and the driving rod is slidably connected to the outer surface of the vertical rod through the vertical groove.

[0027] A method for using a device for detecting the compression resistance of a power distribution cabinet housing comprises the following steps:

[0028] S1: When the compressive performance of the panel of the power distribution cabinet shell needs to be tested, it is placed in two placement shells, and then the panel is fixed inside the two placement shells by two sets of shell panel fixing mechanisms, and then the electric guide rail is started to drive the sliding table to slide upward, and the compressive performance of the panel of the power distribution cabinet shell is tested by the abutment of the end face against the detection block and the panel;

[0029] S2: When the point-shaped compressive strength of the panel material of the switchboard housing needs to be tested, the second motor is started to rotate its output shaft, driving the guide gear to rotate, and driving the single-sided rack meshing with it to move to the left, and the point-face abutment detection block is pushed upward through the step-shaped abutment between the push block and the point-face abutment detection block, and then the steps in S1 are repeated to make the point-face abutment detection block and the panel abut, so as to test the point-shaped compressive strength of the panel material of the switchboard housing;

[0030] S3: When the repeated compressive resistance performance of the distribution cabinet shell plate needs to be tested, the distribution cabinet shell plate is clamped by the shell plate clamping mechanism, and then the driving mechanism is started to provide power for the shell repeated compressive resistance testing mechanism, and finally the distribution cabinet shell plate is driven up and down and repeatedly pressed against and bent by the shell repeated compressive resistance testing mechanism to test the repeated compressive resistance performance of the distribution cabinet shell plate.

[0031] Compared with the prior art, the present invention has the following beneficial effects:

[0032] 1. When the shell plate of the distribution cabinet needs to be tested for compression resistance, place it in two placement shells, then start the electric guide rail to move the sliding table and the end face abutment detection block upward, and test the end face compression resistance through the contact and abutment between the end face abutment detection block and the shell plate of the distribution cabinet. Then, the point face abutment detection block can be pushed upward through the stepped abutment between the pushing block and the lower end of the end face abutment detection block, and the above steps can be repeated to abut the point face abutment detection block against the shell plate of the distribution cabinet to test its point-shaped compression resistance, thereby improving the diversity and functionality of the compression test of the shell plate of the distribution cabinet.

[0033] 2. After the outer shell plate of the power distribution cabinet is placed in the two placement shells, the outer shell plate fixing mechanism can be used to fix the outer shell plate fixing mechanism to prevent it from shaking and shifting during compression, thereby improving the compression detection stability of the device.

[0034] 3. When it is necessary to test the repeated compressive performance of the outer shell plate fixing mechanism, the plate is first clamped by the outer shell plate clamping mechanism, and then the compressive performance of the plate is tested by the outer shell repeated compressive test mechanism, thereby improving the diversity of the plate's testing functions. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0036] Figure 1 It is the main stereoscopic view in the present invention;

[0037] Figure 2 It is a side perspective view of the present invention;

[0038] Figure 3 For the present invention Figure 2 A partial enlarged view of the middle A;

[0039] Figure 4 It is the main cutaway stereogram in the present invention;

[0040] Figure 5 For the present invention Figure 4 A partial enlarged view of point B in the middle;

[0041] Figure 6 For the present invention Figure 4 A partial enlarged view of point C in the middle;

[0042] Figure 7 It is a top-down perspective view of the present invention;

[0043] Figure 8 It is a rear perspective view in the present invention;

[0044] Fig. 9 It is a side cutaway stereogram of the present invention.

[0045] In the figure: 1, support plate; 2, support leg; 3, reinforcement rod; 4, suspension rod; 5, placement shell; 6, tight rod; 7, electric guide rail; 8, sliding table; 9, anti-fall plate; 10, anti-slip plate; 11, end face abutment detection block; 12, adjustment slot; 13, point face abutment detection block; 14, anti-rotation rod; 15, anti-slip block; 16, horizontal rod; 17, force plate; 18, assembly shell; 19, clamping plate; 20, first motor; 21, assembly plate; 22, single-sided rack; 23, Guide gear; 24, first I-shaped wheel; 25, first transmission belt; 26, full gear; 27, spring; 28, movable groove; 29, second transmission belt; 30, limiting groove; 31, limiting ring; 32, limiting rod; 33, pushing groove; 34, pushing block; 35, second motor; 36, mounting frame; 37, third motor; 38, driving groove; 39, driving rod; 40, mounting block; 41, vertical rod; 42, double-sided rack; 43, half gear; 44, second I-shaped wheel. DETAILED DESCRIPTION

[0046] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0047] Example 1

[0048] See also Figure 1-9, the present invention provides the following technical solutions:

[0049] A device for detecting the compression resistance of a power distribution cabinet housing, comprising:

[0050] A support plate 1, the upper end of which is fixedly connected with a plurality of suspension rods 4;

[0051] Two placement shells 5, the two placement shells 5 are respectively fixedly connected to the adjacent ends of the plurality of suspension rods 4;

[0052] Two sets of outer shell plate fixing mechanisms, the two sets of outer shell plate fixing mechanisms are respectively arranged on the lower sides of the two placement shells 5;

[0053] A plurality of electric guide rails 7, wherein the plurality of electric guide rails 7 are respectively fixedly connected to the lower ends of the two placement shells 5;

[0054] A sliding platform 8, wherein the sliding platform 8 is slidably arranged on the circumferential surface of the plurality of electric guide rails 7;

[0055] The end surface abutting detection block 11 is fixedly connected to the upper end of the sliding table 8, and an adjustment groove 12 is formed at the upper end of the end surface abutting detection block 11;

[0056] A point-to-surface abutment detection block 13, which is slidably disposed in the adjustment slot 12, and the lower end of the point-to-surface abutment detection block 13 is stepped;

[0057] A push groove 33, which is provided at one end of the end surface abutting against the detection block 11;

[0058] A placement groove, which is opened at the upper end of the sliding table 8, and a second motor 35 is fixedly connected in the placement groove;

[0059] A guide gear 23, the guide gear 23 is fixedly connected to the circumferential surface of the output shaft of the second motor 35;

[0060] A single-sided rack 22, which is slidably disposed on the upper side of the sliding platform 8 and meshes with the guide gear 23; and

[0061] The pushing block 34 is fixedly connected to one end of the single-sided rack 22 .

[0062] In a specific embodiment of the present invention, when it is necessary to test the compressive performance of the panel material of the power distribution cabinet shell, the panel material is placed in two placement shells 5, and then a plurality of electric guide rails 7 are driven, and the sliding table 8 will drive the end surface abutment detection block 11 to move upward, and the end surface abutment detection block 11 will abut against the lower end of the panel material, and a large-area end surface compressive performance test is performed on the panel material. When it is necessary to test the point-like compressive performance of the panel material later, the second motor 35 is started so that its output shaft drives the guide gear 23 to rotate, and then the single-sided rack 22 meshing with the guide gear 23 will move to the left, and drive the push block 34 to abut against the point surface detection block 34. The stepped shape at the lower end of 13 abuts against the point-to-face abutment detection block 13, so that the point-to-face abutment detection block 13 moves upward, and the above design is repeated to make the point-to-face abutment detection block 13 abut against the plate, and the point-to-point compressive resistance of a small area of ​​the plate is tested. Through the above design, the tests of the end face compressive resistance and the point-to-point compressive resistance of the plate can be flexibly used, thereby improving the detection diversity and flexibility of the device. It should be noted that the specific type of electric guide rail 7 and the second motor 35 to be used is selected by relevant technical personnel familiar with the field, and the above electric guide rail 7 and the second motor 35 etc. belong to the prior art, which will not be elaborated in this scheme.

[0063] For details, please refer to Figure 1 Each set of shell plate fixing mechanisms consists of a force-bearing plate 17, an anti-slip plate 10, a movable groove 28 and a spring 27. The movable groove 28 is opened at one end of the placement shell 5, the anti-slip plate 10 is slidably connected in the movable groove 28, the force-bearing plate 17 is fixedly connected to the upper end of the anti-slip plate 10, and the spring 27 is fixedly connected to the adjacent ends of the placement shell 5 and the force-bearing plate 17.

[0064] In this embodiment: when the plate is placed in the placement shell 5 from bottom to top, it will collide with the inclined surface at the lower end of the anti-slip plate 10, and the anti-slip plate 10 will be moved to the left through the movable groove 28. After the plate reaches the placement shell 5, the reverse pullback of the spring 27 will pull the force-bearing plate 17 in the reverse direction, so that the anti-slip plate 10 is re-positioned at the lower end of the plate to prevent the plate from falling due to gravity.

[0065] For details, please refer to Figure 1, and also includes a shell repeated pressure resistance testing mechanism, the shell repeated pressure resistance testing mechanism consists of an assembly plate 21, a driving groove 38, an assembly shell 18, a driving rod 39, a driving groove 38, a double-sided rack 42 and a half gear 43, the assembly plate 21 is fixedly connected to the upper end of the support plate 1, the driving groove 38 is opened at one end of the assembly plate 21, the driving rod 39 is slidably arranged in the driving groove 38, the assembly shell 18 is fixedly connected to one end of the driving rod 39, the two half gears 43 are both rotatably connected to one end of the assembly plate 21 through a rotating rod, and the two half gears 43 are intermittently meshed with the double-sided rack 42, and also includes a driving mechanism, the driving mechanism consists of a mounting frame 36, a third motor 37, two second I-shaped wheels 44 and a second transmission belt 29, the mounting frame 36 is fixedly connected to one end of the assembly plate 21, the third motor 37 is fixedly connected to one end of the mounting frame 36, and the output end of the third motor 37 is fixedly connected to one of the rotating rods, the two second I-shaped wheels 44 are respectively fixedly connected to the circumferential surfaces of the two rotating rods, the second transmission belt 29 is transmission-connected to the circumferential surfaces of the two second I-shaped wheels 44, and also includes a shell plate clamping mechanism, which is composed of a transmission shaft, a first motor 20, two clamping plates 19, two first I-shaped wheels 24, two full gears 26 and a first transmission belt 25. The two clamping plates 19 are both rotationally connected to the assembly shell 18 through a rotating shaft, and the transmission shaft is rotationally connected to the upper end of the assembly shell 18. The two first I-shaped wheels 24 are respectively fixedly connected to the circumferential surface of one of the rotating shafts and the transmission shaft, the first motor 20 is fixedly connected to the lower end of the assembly shell 18, and the output end of the first motor 20 is fixedly connected to one of the rotating shafts, the first transmission belt 25 is transmission-connected to the circumferential surfaces of the two first I-shaped wheels 24, and the two full gears 26 are respectively fixedly connected to the circumferential surface of the transmission shaft and the other rotating shaft, and the two full gears 26 are meshed with each other.

[0066] In this embodiment: when it is necessary to test the repeated compression resistance of the plate, the first motor 20 is started so that its output shaft drives one of the rotating shafts to rotate, and after the transmission of the first transmission belt 25 and the two first I-shaped wheels 24, and the meshing of the two full gears 26 to change the rotation direction of the two rotating shafts, the two clamping plates 19 are driven to rotate in the opposite direction to open and clamp the plate, and then the third motor 37 is started so that its output shaft drives one of the rotating rods to rotate, and then through the intermittent meshing of the two half gears 43 and the double-sided rack 42, the double-sided rack 42 is driven to move up and down repeatedly, and the driving rod 39, the assembly shell 18 and the clamped plate are driven to move up and down synchronously through the driving groove 38, thereby driving the plate to be pressed against and deformed up and down, and repeating this process can detect the repeated compression resistance of the plate. It should be noted that the specific types of the first motor 20 and the third motor 37 to be used are selected by relevant technical personnel familiar with the field, and the above first motor 20 and the third motor 37 are all prior art, which will not be elaborated in this scheme.

[0067] For details, please refer to Figure 4 The lower end of the support plate 1 is fixedly connected to a plurality of support legs 2, and the circumferential surfaces of the plurality of support legs 2 are fixedly connected to reinforcing rods 3, the lower ends of the plurality of electric guide rails 7 are fixedly connected to anti-fall plates 9, the upper ends of the two placement shells 5 are fixedly connected to two tight rods 6, one end of the placement shell 5 is fixedly connected to a horizontal rod 16 and a force plate 17, a limiting hole is provided at one end of the force plate 17, and the force plate 17 is slidably connected to the circumferential surfaces of the horizontal rod 16 and the anti-rotation rod 14, and one end of the horizontal rod 16 is fixedly connected to an anti-slip block 15.

[0068] In this embodiment: the support plate 1 and multiple components are supported by multiple support legs 2, the support strength of the multiple support legs 2 is improved by multiple reinforcing rods 3, the anti-fall plate 9 can prevent the sliding table 8 from excessively sliding and causing separation from the electric guide rail 7, and the two tight rods 6 strengthen the connection tightness of the two placement shells 5. When the force-bearing plate 17 moves, it can slide on the circumferential surfaces of the horizontal rod 16 and the anti-rotation rod 14 respectively, thereby improving the horizontal sliding stability and anti-rotation property of the force-bearing plate 17, and the anti-slip block 15 can prevent the force-bearing plate 17 from being damaged due to excessive sliding.

[0069] For details, please refer to Figure 5 A limiting groove 30 is provided at the lower end of the sliding table 8, a limiting ring 31 is fixedly connected to the lower end of the single-sided rack 22, a limiting rod 32 is fixedly connected between the inner walls on both sides of the limiting groove 30, the limiting ring 31 is slidably connected to the circumferential surface of the limiting rod 32, one end of the assembly plate 21 is fixedly connected to two mounting blocks 40, the adjacent ends of the two mounting blocks 40 are fixedly connected to a vertical rod 41, a vertical groove is provided at the lower end of the driving rod 39, and the driving rod 39 is slidably connected to the outer surface of the vertical rod 41 through the vertical groove.

[0070] In this embodiment: when the single-sided rack 22 moves, it will drive the limit ring 31 to slide on the circumferential surface of the limiting rod 32, further improving the horizontal sliding stability of the single-sided rack 22. When the double-sided rack 42 drives the driving rod 39 to move, the driving rod 39 can slide on the outer surface of the vertical rod 41 through the vertical groove, thereby improving the vertical sliding stability of the driving rod 39.

[0071] The working principle and use process of the present invention:

[0072] When it is necessary to test the compressive performance of the panel material of the power distribution cabinet shell, it is placed in two placement shells 5, and then the panel material is fixed in the two placement shells 5 by two sets of shell panel fixing mechanisms, and then the electric guide rail 7 is started to drive the sliding table 8 to slide upward, and the compressive performance of the panel material of the power distribution cabinet shell is tested by the abutment between the end face and the detection block 11 and the panel material. When it is necessary to test the point-like compressive performance of the panel material of the power distribution cabinet shell, the second motor 35 is started to rotate its output shaft, drive the guide gear 23 to rotate, and drive the single-sided rack 22 meshing with it to move to the left, through the push block 34 and The point-to-surface abutment detection block 13 is stepped against the detection block 13, and the point-to-surface abutment detection block 13 is pushed upward. Then the steps in S1 are repeated to make the point-to-surface abutment detection block 13 and the plate abut against each other to test the point-shaped compressive resistance of the distribution cabinet shell plate. When the repeated compressive resistance of the distribution cabinet shell plate needs to be tested, the shell plate clamping mechanism is used to clamp the distribution cabinet shell plate, and then the driving mechanism is started to provide power for the shell repeated compressive resistance test mechanism. Finally, the shell plate of the distribution cabinet is driven up and down and repeatedly abutted and bent by the shell repeated compressive resistance test mechanism to test the repeated compressive resistance of the distribution cabinet shell plate.

[0073] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A device for detecting the compression resistance of a power distribution cabinet housing, characterized in that: include: A support plate (1), wherein the upper end of the support plate (1) is fixedly connected to a plurality of suspension rods (4); Two placement shells (5), the two placement shells (5) being respectively fixedly connected to adjacent ends of a plurality of suspension rods (4); Two sets of outer shell plate fixing mechanisms, the two sets of outer shell plate fixing mechanisms are respectively arranged on the lower sides of two placement shells (5); A plurality of electric guide rails (7), wherein the plurality of electric guide rails (7) are respectively fixedly connected to the lower ends of the two placement shells (5); A sliding platform (8), wherein the sliding platform (8) is slidably arranged on the circumferential surface of a plurality of electric guide rails (7); An end surface abutting detection block (11), wherein the end surface abutting detection block (11) is fixedly connected to the upper end of the sliding platform (8), and an adjustment groove (12) is provided at the upper end of the end surface abutting detection block (11); A point-to-surface abutment detection block (13), wherein the point-to-surface abutment detection block (13) is slidably disposed in the adjustment groove (12), and the lower end of the point-to-surface abutment detection block (13) is stepped; A pushing groove (33), wherein the pushing groove (33) is formed at one end of the end surface abutting against the detection block (11); A placement groove, the placement groove is opened at the upper end of the sliding platform (8), and a second motor (35) is fixedly connected in the placement groove; A guide gear (23), wherein the guide gear (23) is fixedly connected to the circumferential surface of the output shaft of the second motor (35); a single-sided rack (22), wherein the single-sided rack (22) is slidably disposed on the upper side of the sliding platform (8), and the single-sided rack (22) is meshed with a guide gear (23); and A pushing block (34) is fixedly connected to one end of the single-sided rack (22).

2. A device for detecting the compression resistance of a power distribution cabinet housing according to claim 1, characterized in that: Each group of the shell plate fixing mechanisms is composed of a force-bearing plate (17), an anti-slip plate (10), a movable groove (28) and a spring (27); the movable groove (28) is opened at one end of the placement shell (5); the anti-slip plate (10) is slidably connected in the movable groove (28); the force-bearing plate (17) is fixedly connected to the upper end of the anti-slip plate (10); and the spring (27) is fixedly connected to the adjacent ends of the placement shell (5) and the force-bearing plate (17).

3. A device for detecting the compression resistance of a power distribution cabinet housing according to claim 2, characterized in that: The invention also comprises a shell repeated pressure resistance test mechanism, which is composed of an assembly plate (21), a driving groove (38), an assembly shell (18), a driving rod (39), a driving groove (38), a double-sided rack (42) and a half gear (43). The assembly plate (21) is fixedly connected to the upper end of the support plate (1), the driving groove (38) is opened at one end of the assembly plate (21), the driving rod (39) is slidably arranged in the driving groove (38), the assembly shell (18) is fixedly connected to one end of the driving rod (39), and the two half gears (43) are both rotatably connected to one end of the assembly plate (21) through a rotating rod, and the two half gears (43) are intermittently meshed with the double-sided rack (42).

4. A device for detecting the compression resistance of a power distribution cabinet housing according to claim 3, characterized in that: The invention also comprises a driving mechanism, which is composed of a mounting frame (36), a third motor (37), two second I-shaped wheels (44) and a second transmission belt (29); the mounting frame (36) is fixedly connected to one end of the assembly plate (21); the third motor (37) is fixedly connected to one end of the mounting frame (36); the output end of the third motor (37) is fixedly connected to one of the rotating rods; the two second I-shaped wheels (44) are respectively fixedly connected to the circumferential surfaces of the two rotating rods; and the second transmission belt (29) is transmission-connected to the circumferential surfaces of the two second I-shaped wheels (44).

5. A device for detecting the compression resistance of a power distribution cabinet housing according to claim 4, characterized in that: The invention also comprises a shell plate clamping mechanism, which is composed of a transmission shaft, a first motor (20), two clamping plates (19), two first I-shaped wheels (24), two full gears (26) and a first transmission belt (25). The two clamping plates (19) are both rotationally connected to the assembly shell (18) via a rotating shaft. The transmission shaft is rotationally connected to the upper end of the assembly shell (18). The two first I-shaped wheels (24) are respectively fixedly connected to the circumferential surface of one of the rotating shafts and the transmission shaft. The first motor (20) is fixedly connected to the lower end of the assembly shell (18), and the output end of the first motor (20) is fixedly connected to one of the rotating shafts. The first transmission belt (25) is transmission-connected to the circumferential surfaces of the two first I-shaped wheels (24). The two full gears (26) are respectively fixedly connected to the circumferential surface of the transmission shaft and the other rotating shaft, and the two full gears (26) are meshed with each other.

6. A device for detecting the compression resistance of a power distribution cabinet housing according to claim 5, characterized in that: The lower end of the support plate (1) is fixedly connected to a plurality of support legs (2), the circumferential surfaces of the plurality of support legs (2) are fixedly connected to reinforcing rods (3), the lower ends of the plurality of electric guide rails (7) are fixedly connected to anti-fall plates (9), and the upper ends of the two placement shells (5) are fixedly connected to two tight rods (6).

7. A device for detecting the compression resistance of a power distribution cabinet housing according to claim 6, characterized in that: One end of the placement shell (5) is fixedly connected to a horizontal rod (16) and a force-bearing plate (17), one end of the force-bearing plate (17) is provided with a limiting hole, and the force-bearing plate (17) is slidably connected to the circumferential surface of the horizontal rod (16) and the anti-rotation rod (14), and one end of the horizontal rod (16) is fixedly connected to an anti-slip block (15).

8. A device for detecting the compression resistance of a power distribution cabinet housing according to claim 7, characterized in that: A limiting groove (30) is provided at the lower end of the sliding platform (8); a limiting ring (31) is fixedly connected to the lower end of the single-sided rack (22); a limiting rod (32) is fixedly connected between the inner walls on both sides of the limiting groove (30); and the limiting ring (31) is slidably connected to the circumferential surface of the limiting rod (32).

9. A device for detecting the compression resistance of a power distribution cabinet housing according to claim 8, characterized in that: One end of the assembly plate (21) is fixedly connected to two mounting blocks (40), and the adjacent ends of the two mounting blocks (40) are fixedly connected to a vertical rod (41). A vertical groove is provided at the lower end of the driving rod (39), and the driving rod (39) is slidably connected to the outer surface of the vertical rod (41) through the vertical groove.

10. A method for using a device for detecting the compression resistance of a power distribution cabinet housing, characterized in that: The device for detecting the pressure resistance of the housing of a power distribution cabinet as claimed in claim 9 is used, and comprises the following steps: S1: When it is necessary to test the compressive strength of the panel material of the power distribution cabinet shell, the panel material is placed in two placement shells (5), and then the panel material is fixed inside the two placement shells (5) by two sets of panel material fixing mechanisms. Subsequently, the electric guide rail (7) is started to drive the sliding table (8) to slide upward, and the compressive strength of the panel material of the power distribution cabinet shell is tested by the abutment between the end face abutment detection block (11) and the panel material; S2: When it is necessary to test the point-shaped compressive strength of the panel material of the switchboard housing, start the second motor (35) to rotate its output shaft, drive the guide gear (23) to rotate, and drive the single-sided rack (22) meshing therewith to move to the left, and push the point-face abutment detection block (13) upward through the step-shaped abutment between the push block (34) and the point-face abutment detection block (13), and then repeat the steps in S1 to make the point-face abutment detection block (13) abut against the panel material, so as to test the point-shaped compressive strength of the switchboard housing panel material; S3: When the repeated compressive resistance performance of the distribution cabinet shell plate needs to be tested, the distribution cabinet shell plate is clamped by the shell plate clamping mechanism, and then the driving mechanism is started to provide power for the shell repeated compressive resistance testing mechanism, and finally the distribution cabinet shell plate is driven up and down and repeatedly pressed against and bent by the shell repeated compressive resistance testing mechanism to test the repeated compressive resistance performance of the distribution cabinet shell plate.

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