Water chilling unit switch durability test equipment

Abstract

The utility model discloses a water chilling unit switch durability test device which comprises a workbench, symmetrical supporting shafts are arranged on the workbench, a mounting plate and a test plate are sequentially arranged on the supporting shafts, a top plate is connected to the tops of the supporting shafts, a motor is arranged on the top plate, a rotating seat is arranged at the output end of the motor, and the rotating seat is connected with the mounting plate and the test plate. A crankshaft is arranged on the rotating seat, and the other end of the crankshaft is fixedly connected with the mounting plate; criss-cross mounting grooves are formed in the test plate, supporting blocks are arranged in the mounting grooves, positioning grooves are formed in the tops of the supporting blocks, and downward pressing assemblies are arranged at the positions, corresponding to the supporting blocks, of the mounting plate. The durability testing device is simple in structure, can realize durability testing of multiple groups of switch assemblies, can correspond to different supporting blocks according to different switches, and is wide in application range.

Description

Technical Field

[0001] The utility model relates to the technical field of switch equipment detection, in particular to a water cooling unit switch durability testing device. Background Art

[0002] The centrifugal refrigeration unit (or centrifugal chiller) for air conditioning is composed of centrifugal refrigeration compressor, evaporator, condenser, main motor, air recovery device, lubrication system, control cabinet and starting cabinet, etc. Some of these components are assembled in a decentralized manner, but most of them are "assembled" units with various components combined together. The units are divided into fully enclosed, semi-enclosed and open types.

[0003] A very common device in the switch room of these units is used to open and close some components. Since it is used frequently, it needs to undergo durability testing before leaving the factory. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a water-cooling unit switch durability test device, which has a simple structure and can realize durability test of multiple switch components, and can correspond to different support blocks according to different switches, and has a wide range of applications.

[0005] In order to solve the above technical problems, the utility model provides a durability testing device for water-cooled unit switches, including a workbench, a symmetrical support shaft is arranged on the workbench, a mounting plate and a test plate are arranged on the support shaft in sequence, a top plate is connected to the top of the support shaft, a motor is arranged on the top plate, a rotating seat is arranged at the output end of the motor, a crank shaft is arranged on the rotating seat, and the other end of the crank shaft is connected and fixed to the mounting plate; criss-cross mounting grooves are arranged on the test plate, a support block is arranged in the mounting groove, a positioning groove is arranged on the top of the support block, and a press-down assembly is arranged at the position of the mounting plate corresponding to the support block.

[0006] Furthermore, a control panel and a display panel are provided on the workbench, and an emergency stop button is provided on the control panel.

[0007] Furthermore, the pressing assembly comprises a pressing shaft penetrating the test plate, a limiting block is arranged on the pressing shaft, and a top is arranged at the end of the pressing shaft corresponding to the position of the supporting block.

[0008] Furthermore, a placement seat is provided between the support blocks.

[0009] Furthermore, a mounting seat is arranged on the top plate, a bearing is arranged inside the mounting seat, and the motor and the rotating seat are respectively arranged on both sides of the mounting seat.

[0010] Furthermore, a locking block is provided between the rotating seat and the crank shaft.

[0011] Furthermore, a guide shaft is provided on one side of the top plate.

[0012] Furthermore, an external thread is provided at the bottom of the support shaft, an internal thread corresponding to the external thread is provided on the test plate, and a shaft sleeve is provided at a position on the mounting plate corresponding to the support shaft.

[0013] The beneficial effects of the utility model are as follows: when the device is used, the switch assembly to be tested is placed on the placement seat, and the height of the test plate is adjusted first. After the adjustment is completed, the motor is started, and the motor drives the rotating seat at the output end to rotate. The rotation of the rotating seat drives the crank shaft to move up and down, thereby driving the mounting plate to move up and down. The mounting plate moves up and down, thereby driving the pressing assembly to move up and down to perform a durability test on the switch assembly on the placement seat. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0015] Figure 2 It is a schematic diagram of the test board structure of the utility model.

[0016] Explanation of the numbers in the figure: 1. Workbench; 2. Support shaft; 3. Mounting plate; 4. Test plate; 5. Top plate; 6. Motor; 7. Rotating seat; 8. Crank shaft; 9. Mounting slot; 10. Support block; 11. Positioning slot; 12. Control panel; 13. Display panel; 14. Emergency stop button; 15. Pressing shaft; 16. Limit block; 17. Top head; 18. Placement seat; 19. Mounting seat; 20. Bearing; 21. Locking block; 22. Guide shaft; 23. External thread; 24. Bushing. DETAILED DESCRIPTION

[0017] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and implement it, but the embodiments are not intended to limit the present invention.

[0018] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0019] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0020] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like 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, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0022] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "upper", "lower", "left", "right" and similar expressions used herein are for illustrative purposes only and are not intended to be the only implementation method.

[0023] Reference Figure 1 to Figure 2 As shown, an embodiment of a durability test device for a water-cooled unit switch of the utility model comprises a workbench 1, on which a symmetrical support shaft 2 is arranged, on which a mounting plate 3 and a test plate 4 are arranged in sequence, a top plate 5 is connected to the top of the support shaft 2, on which a motor 6 is arranged, a rotating seat 7 is arranged at the output end of the motor 6, on which a crank shaft 8 is arranged, and the other end of the crank shaft 8 is connected and fixed to the mounting plate 3; the test plate 4 is provided with criss-cross mounting grooves 9, in which a support block 10 is arranged, a positioning groove 11 is arranged on the top of the support block 10, and a pressing assembly is arranged at a position corresponding to the support block 10 on the mounting plate 3; a placement seat 18 is arranged between the support blocks 10

[0024] When in use, place the switch assembly to be tested on the placement seat 18, first adjust the height of the test plate 4, and start the motor 6 after the adjustment. The motor 6 drives the rotating seat 7 at the output end to rotate. The rotation of the rotating seat 7 drives the crank shaft 8 to move up and down, thereby driving the mounting plate 3 to move up and down. The mounting plate 3 moves up and down, thereby driving the pressing assembly to move up and down to perform a durability test on the switch assembly on the placement seat 18.

[0025] A control panel 12 and a display panel 13 are provided on the workbench 1. An emergency stop button 14 is provided on the control panel 12. The control panel 12 is used to control the number of presses and records. The display panel 13 can display the operation records in real time. The emergency stop button 14 is used for emergencies.

[0026] The pressing assembly includes a pressing shaft 15 passing through the test plate 4, a limiting block 16 is arranged on the pressing shaft 15, and a top head 17 is arranged at the end of the pressing shaft 15 corresponding to the position of the supporting block 10. The limiting block 16 on the pressing assembly prevents the pressing shaft 15 from slipping, and the top head 17 is used for durability test of the switch and can be separated from the pressing shaft 15 and replaced at any time.

[0027] A mounting seat 19 is provided on the top plate 5, and a bearing 20 is provided in the mounting seat 19. The motor 6 and the rotating seat 7 are respectively provided on both sides of the mounting seat 19, which increases the service life of the motor 6 and improves the structural stability when the motor 6 is running.

[0028] A locking block 21 is provided between the rotating seat 7 and the crank shaft 8 to facilitate the fixing of the crank shaft 8 .

[0029] A guide shaft 22 is provided on one side of the top plate 5 to form a triangle with the two support shafts 2 .

[0030] An external thread 23 is provided at the bottom of the support shaft 2, an internal thread corresponding to the external thread 23 is provided on the test plate 4, and a sleeve 24 is provided at a position corresponding to the support shaft 2 on the mounting plate 3. The cooperation of the internal and external threads 23 can facilitate the test plate 4 to move up and down along the support shaft 2, and the sleeve 24 can facilitate the mounting plate 3 to move up and down.

[0031] The above-described embodiments are only preferred embodiments for fully illustrating the present utility model, and the protection scope of the present utility model is not limited thereto. Equivalent substitutions or changes made by technicians in the technical field on the basis of the present utility model are all within the protection scope of the present utility model. The protection scope of the present utility model shall be subject to the claims.

Claims

1. A water-cooling unit switch durability test equipment, characterized in that: The workbench (1) comprises a workbench (1), wherein a symmetrical support shaft (2) is arranged on the workbench (1), a mounting plate (3) and a test plate (4) are arranged on the support shaft (2) in sequence, a top plate (5) is connected to the top of the support shaft (2), a motor (6) is arranged on the top plate (5), a rotating seat (7) is arranged at the output end of the motor (6), a crankshaft (8) is arranged on the rotating seat (7), and the other end of the crankshaft (8) is connected and fixed to the mounting plate (3); The test plate (4) is provided with crisscross mounting grooves (9), a support block (10) is provided in the mounting groove (9), a positioning groove (11) is provided on the top of the support block (10), and a pressing component is provided on the mounting plate (3) at a position corresponding to the support block (10).

2. The water-cooling unit switch durability testing equipment according to claim 1, characterized in that: The workbench (1) is provided with a control panel (12) and a display panel (13), and the control panel (12) is provided with an emergency stop button (14).

3. The water-cooling unit switch durability testing equipment according to claim 1, characterized in that: The pressing assembly comprises a pressing shaft (15) penetrating the test plate (4), a limiting block (16) is arranged on the pressing shaft (15), and a head (17) is arranged at the end of the pressing shaft (15) at a position corresponding to the support block (10).

4. The water-cooling unit switch durability testing equipment according to claim 1, characterized in that: A placement seat (18) is arranged between the support blocks (10).

5. The water-cooling unit switch durability testing equipment according to claim 1, characterized in that: A mounting seat (19) is arranged on the top plate (5), a bearing (20) is arranged inside the mounting seat (19), and the motor (6) and the rotating seat (7) are respectively arranged on both sides of the mounting seat (19).

6. The water-cooling unit switch durability testing equipment according to claim 1, characterized in that: A locking block (21) is provided between the rotating seat (7) and the crank shaft (8).

7. The water-cooling unit switch durability testing equipment according to claim 1, characterized in that: A guide shaft (22) is provided on one side of the top plate (5).

8. The water cooling unit switch durability testing device according to claim 1, characterized in that: The bottom of the support shaft (2) is provided with an external thread (23), the test plate (4) is provided with an internal thread corresponding to the external thread (23), and a shaft sleeve (24) is provided at a position on the mounting plate (3) corresponding to the support shaft (2).

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