Electrical interlocking device of voltage-withstanding equipment operating platform

Abstract

The utility model discloses an electrical interlocking device for a voltage-withstanding equipment operating platform, which relates to the technical field of electrical interlocking, and comprises a shell, a rotating shaft and a fixing assembly, the upper end of the shell is provided with a rotating groove, the rotating shaft is rotatably connected to the interior of the rotating groove, the fixing assembly comprises a fixing block, the bottom of the rotating shaft is provided with a fixing groove, and the rotating shaft is rotatably connected to the interior of the fixing block. The inner walls of the two sides of the shell are fixedly connected with supporting frames, the fixing blocks are arranged in the supporting frames, the upper ends of the fixing blocks are fixedly connected with blocking rods, the two ends of the outer wall of the rotating shaft are fixedly connected with baffles, one side of each baffle is provided with a first inclined face, and one side of each blocking rod is provided with a second inclined face. The rotating shaft is rotated clockwise to drive the baffle to rotate with the rotating shaft as the center, so that the gear lever drives the fixing block to slide under the friction thrust of the baffle, the fixing block is pulled out of the fixing groove, then the rotating shaft is pressed to drive the pressing piece to be attached to the switch piece, operation of workers is facilitated, and durability is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of electric interlocking, in particular to an electric interlocking device for a pressure-resistant equipment operating table. Background Art

[0002] Interlocking is the relationship that makes electrical equipment restrict each other. Interlocking equipment can be divided into centralized interlocking and non-centralized interlocking according to the operation method. According to the different working modes of the main equipment, it can be divided into electric interlocking, relay interlocking and computer interlocking. Mechanical electrical interlocking means that when the start button is pressed, the electrical equipment will operate, and after the button is released, the electrical equipment will continue to operate and will not reset because the button is released.

[0003] For example, the Chinese patent publication number is CN221149848U, and the technical solution disclosed in the patent document is as follows: The utility model discloses a mechanical electrical interlocking device, which relates to the technical field of interlocking devices. Its technical solution is: it includes a base plate, the top of the base plate is fixedly connected to a shell, the top of the shell is embedded with a rotating shaft 1, the inside of the rotating shaft 1 is embedded with a hexagonal prism, the bottom end of the hexagonal prism extends into the interior of the shell, the bottom end of the hexagonal prism is embedded with a rotating shaft 2, the bottom end of the rotating shaft 2 is fixedly connected to a pressing piece, the top of the base plate is fixed with a switch piece, the switch piece is located directly below the pressing piece, a card slot is opened inside the rotating shaft 2, and auxiliary components are provided on both sides of the rotating shaft 2, the auxiliary components include L-shaped plates, the beneficial effect of the utility model is that after use, the knob is rotated in the opposite direction and the spring rebounds to make the card block stuck in the card slot again, so that the rotating shaft 2 can be restricted, thereby preventing the rotating shaft 2 from moving up and down arbitrarily, thereby playing the role of preventing accidental touch, and the anti-accidental touch mechanism used in the device is simple and easy to understand, low in cost, and convenient for wide popularization.

[0004] The existing technology has the following problems:

[0005] 1. The existing electrical interlock is operated by pulling the card block with a rope. However, due to the short life of the rope, it is easy to break after long-term use. If it breaks, it will affect normal use and easily cause inconvenience to the staff. Utility Model Content

[0006] The utility model provides an electrical interlocking device for a pressure-resistant equipment operating table to solve the problems raised in the above background technology.

[0007] In order to solve the above technical problems, the technical solution adopted by the present invention is:

[0008] An electrical interlocking device for a pressure-resistant equipment operating table includes a shell, a rotating shaft, and a fixing component. A rotating groove is provided at the upper end of the shell, and the rotating shaft is rotatably connected to the inside of the rotating groove. The fixing component includes a fixing block, a fixing groove is provided at the bottom of the rotating shaft, and the inner walls on both sides of the shell are fixedly connected to a support frame. The fixing block is arranged inside the support frame, and the upper end of the fixing block is fixedly connected to a gear lever. The two ends of the outer wall of the rotating shaft are fixedly connected to a baffle, one side of the baffle is provided with a first inclined surface, and one side of the gear lever is provided with a second inclined surface. The bottom of the rotating shaft is fixedly connected to a pressing piece, and the bottom inside the shell is fixedly connected to a switch piece.

[0009] A further improvement of the technical solution of the present invention is that: a movable groove is opened inside the support frame, the fixed block is arranged inside the movable groove, and the fixed block is movably connected to the inside of the support frame through the movable groove.

[0010] A further improvement of the technical solution of the present invention is that: a slot is provided at the upper end of the support frame, the slot is communicated with the movable slot, and the shift rod is slidably connected to the inside of the slot.

[0011] A further improvement of the technical solution of the present utility model is that: limiting grooves are opened inside both sides of the movable groove, the two ends of the fixed block are fixedly connected to the limiting blocks, the limiting blocks are slidably connected to the inside of the limiting grooves, and the fixed block is slidably connected to the inside of the movable groove through the limiting blocks and the limiting grooves.

[0012] By adopting the above technical solution, the limiting block and the limiting groove in the solution can limit the fixed block, so that the fixed block can perform linear sliding motion without falling out of the movable groove.

[0013] A further improvement of the technical solution of the present utility model is that: one end of the baffle is fixedly connected to a first stopper, and the end of the baffle on the same side away from the first stopper is fixedly connected to a second stopper.

[0014] By adopting the above technical solution, the first stopper and the second stopper in the solution can limit the shift lever, so that the first inclined surface and the second inclined surface always maintain contact.

[0015] A further improvement of the technical solution of the present utility model is that: an L-shaped slide groove is provided on the outer wall of the upper end of the rotating shaft, a clamping groove is provided at one end inside the L-shaped slide groove, a movable cavity is provided on the inner wall of one side of the rotating groove, a snap assembly is provided inside the movable cavity, and the snap assembly includes a fixing rod, which is movably connected to the inside of the movable cavity.

[0016] By adopting the above technical solution, the fixing rod in this solution can slide inside the L-shaped sliding groove.

[0017] A further improvement of the technical solution of the present utility model is that: one end of the fixed rod is fixedly connected to the limiting plate, the end of the limiting plate away from the fixed rod is fixedly connected to the second return spring, the end of the second return spring away from the limiting plate is fixedly connected to the inner wall of the movable cavity, and the end of the limiting plate away from the fixed rod is fixedly connected to the pull rod.

[0018] By adopting the above technical solution, the limit plate in this solution can limit the fixed rod so that the fixed rod will not leave the movable cavity. The second return spring can drive the fixed rod to perform a return movement, so that the fixed rod is clamped inside the slot, providing good stability for the rotating shaft.

[0019] A further improvement of the technical solution of the present utility model is that: one end of the fixed block is fixedly connected to a first return spring, and one end of the first return spring away from the fixed block is fixedly connected to the inner wall of the movable groove.

[0020] By adopting the above technical solution, the first reset spring in the solution can drive the fixed block to perform reset movement, so that the fixed block is clamped inside the fixed groove to fix the rotating shaft, thereby providing good stability for the rotating shaft.

[0021] Due to the adoption of the above technical solution, the present invention has achieved the following technical advancements compared to the prior art:

[0022] 1. The utility model provides an electrical interlocking device for a pressure-resistant equipment operating table. By rotating the rotating shaft clockwise, the baffle is driven to rotate around the rotating shaft, so that the gear lever drives the fixed block to slide under the friction thrust of the baffle, thereby pulling the fixed block out of the fixed groove. Then, the rotating shaft is pressed to drive the pressing part and the switch part to fit together. It is convenient for staff to operate and durable.

[0023] 2. The utility model provides an electrical interlocking device for a pressure-resistant equipment operating table, which drives the fixing rod to perform a reset movement through a second reset spring, so that the fixing rod is clamped inside the slot, providing good stability for the rotating shaft and ensuring that the rotating shaft is not prone to accidental loosening. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a front view of the electrical interlocking device of the pressure-resistant equipment operating table according to an embodiment of the present utility model;

[0025] Figure 2 This is a diagram showing the internal structure of the housing of the electrical interlocking device of the pressure-resistant equipment operating console according to an embodiment of the present utility model;

[0026] Figure 3 This is a structural diagram of the rotating shaft of the electrical interlocking device of the pressure-resistant equipment operating table according to an embodiment of the present utility model;

[0027] Figure 4 This is a structural diagram of the housing of the electrical interlocking device of the pressure-resistant equipment operating console according to an embodiment of the present utility model;

[0028] Figure 5 This is a diagram showing the internal structure of the upper end of the housing of the electrical interlocking device of the pressure-resistant equipment operating console according to an embodiment of the present utility model;

[0029] Figure 6 The electrical interlocking device of the pressure-resistant equipment operating table according to the embodiment of the utility model Figure 5 Enlarged structural diagram at point A in the middle.

[0030] In the figure: 1. Housing; 101. Rotating groove; 102. Switch member; 103. Support frame; 104. Movable groove; 105. Limiting groove; 106. Slot; 107. Movable cavity; 2. Rotating shaft; 201. L-shaped slide groove; 202. Card slot; 203. Baffle; 204. First inclined plane; 205. First block; 206. Second block; 207. Fixed groove; 208. Pressing member; 3. Fixed assembly; 301. Fixed block; 302. Limiting block; 303. Gear lever; 304. Second inclined plane; 305. First return spring; 4. Buckle assembly; 401. Fixed rod; 402. Limiting plate; 403. Pull rod; 404. Second return spring. DETAILED DESCRIPTION

[0031] 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 embodiments described 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 making creative efforts are within the scope of protection of the present invention.

[0032] The present invention is further described in detail below with reference to the embodiments:

[0033] Example 1

[0034] like Figure 1-6As shown, the utility model provides an electrical interlocking device for a pressure-resistant equipment operating table, including a shell 1, a rotating shaft 2, and a fixing component 3. A rotating groove 101 is provided at the upper end of the shell 1, and the rotating shaft 2 is rotatably connected to the inside of the rotating groove 101. The fixing component 3 includes a fixing block 301, and a fixing groove 207 is provided at the bottom of the rotating shaft 2. The inner walls on both sides of the shell 1 are fixedly connected to the support frame 103, the fixing block 301 is arranged inside the support frame 103, and the upper end of the fixing block 301 is fixedly connected to the gear lever 303. The two ends of the outer wall of the rotating shaft 2 are fixedly connected to the baffle 203, one side of the baffle 203 is provided with a first inclined surface 204, and one side of the gear lever 303 is provided with a second inclined surface 304. The bottom of the rotating shaft 2 is fixedly connected to a pressing piece 208, and the bottom inside the shell 1 is fixedly connected to the switch piece 102.

[0035] In this embodiment, the baffle 203 is driven to rotate around the shaft 2 by rotating the shaft 2, so that the first inclined surface 204 and the second inclined surface 304 rub against each other, so that the gear lever 303 drives the fixed block 301 to slide under the friction thrust of the baffle 203, thereby pulling the fixed block 301 out of the fixing groove 207, and then pressing the shaft 2 to drive the pressing member 208 and the switch member 102 to fit together.

[0036] Example 2

[0037] like Figure 1-6 As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, a movable groove 104 is provided inside the support frame 103, and the fixed block 301 is provided inside the movable groove 104. The fixed block 301 is movably connected to the inside of the support frame 103 through the movable groove 104. A slot 106 is provided at the upper end of the support frame 103, and the slot 106 and the movable groove 104 are communicated. The gear rod 303 is slidably connected to the inside of the slot 106, and limiting grooves 105 are provided on both sides of the movable groove 104. The two ends of the fixed block 301 are fixedly connected to the limiting blocks 302, and the limiting blocks 302 are slidably connected to the inside of the limiting groove 105. The fixed block 301 is slidably connected to the inside of the movable groove 104 through the limiting blocks 302 and the limiting groove 105.

[0038] In this embodiment, the limiting block 302 and the limiting slot 105 can limit the fixed block 301 , so that the fixed block 301 can perform linear sliding motion without falling off the movable slot 104 .

[0039] Example 3

[0040] like Figure 1-6As shown, on the basis of Example 1 and Example 2, the present invention provides a technical solution: preferably, one end of the baffle 203 is fixedly connected to the first stopper 205, and the end of the baffle 203 on the same side away from the first stopper 205 is fixedly connected to the second stopper 206, the outer wall of the upper end of the rotating shaft 2 is provided with an L-shaped sliding groove 201, and one end inside the L-shaped sliding groove 201 is provided with a card slot 202, and an inner wall of one side of the rotating groove 101 is provided with a movable cavity 107, and a buckle assembly 4 is provided inside the movable cavity 107, and the buckle assembly 4 includes a fixed rod 401, and the fixed rod 401 is movable. It is movably connected to the inside of the movable cavity 107, one end of the fixed rod 401 is fixedly connected to the limiting plate 402, and the end of the limiting plate 402 away from the fixed rod 401 is fixedly connected to the second return spring 404, and the end of the second return spring 404 away from the limiting plate 402 is fixedly connected to the inner wall of the movable cavity 107, and the end of the limiting plate 402 away from the fixed rod 401 is fixedly connected to the pull rod 403, and one end of the fixed block 301 is fixedly connected to the first return spring 305, and the end of the first return spring 305 away from the fixed block 301 is fixedly connected to the inner wall of the movable groove 104.

[0041] In this embodiment, the first stop block 205 and the second stop block 206 can limit the gear rod 303, so that the first inclined surface 204 and the second inclined surface 304 always maintain contact, the fixed rod 401 can slide inside the L-shaped slide groove 201, and the limit plate 402 can limit the fixed rod 401, so that the fixed rod 401 will not separate from the movable cavity 107. The second return spring 404 can drive the fixed rod 401 to perform a reset movement, so that the fixed rod 401 is clamped in the inside of the clamping groove 202, providing good stability for the rotating shaft 2. The first return spring 305 can drive the fixed block 301 to perform a reset movement, so that the fixed block 301 is clamped in the inside of the fixing groove 207, fixing the rotating shaft 2, thereby providing good stability for the rotating shaft 2.

[0042] The following is a detailed description of the working principle of the electrical interlocking device of the pressure-resistant equipment operating table.

[0043] like Figure 1-6As shown, first install the device body in the appropriate position, and then when using it, rotate the rotating shaft 2 counterclockwise to drive the baffle 203 to rotate around the rotating shaft 2, and at the same time, the fixed rod 401 slides inside the L-shaped sliding groove 201, so that the first inclined surface 204 and the second inclined surface 304 rub against each other, so that the gear lever 303 drives the fixed block 301 to slide inside the movable groove 104 under the friction thrust of the baffle 203 and drives the first return spring 305 to be compressed, thereby pulling the fixed block 301 out of the fixed groove 207, and then pressing the rotating shaft 2 to drive the pressing piece 208 to press downward, thereby ensuring that the pressing piece 208 and the switch piece 102 are in stable contact with each other, and when the rotating shaft 2 is pressed downward, the fixing rod 401 can be The L-shaped slide 201 slides inside, and when the fixing rod 401 slides to the position of the slot 202, the second return spring 404 can drive the fixing rod 401 to perform a reset movement, so that the fixing rod 401 is clamped inside the slot 202, providing good stability for the rotating shaft 2. When the pressing member 208 and the switch member 102 need to be separated after use, first pull the pull rod 403 to drive the fixing rod 401 out of the slot 202, then pull the rotating shaft 2 upward, and then rotate the rotating shaft 2 clockwise, so that the gear lever 303 loses the restriction of the baffle 203, and then the first return spring 305 can drive the fixing block 301 to perform a reset movement, so that the fixing block 301 is clamped inside the fixing slot 207, thereby limiting and fixing the rotating shaft 2.

[0044] The above generally describes the present invention in detail. However, it is obvious to those skilled in the art that modifications or improvements may be made to the present invention. Therefore, modifications or improvements that do not depart from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. An electrical interlocking device for a pressure-resistant equipment operating table, comprising a housing (1), a rotating shaft (2), and a fixing assembly (3), characterized in that: The upper end of the housing (1) is provided with a rotation groove (101), the rotating shaft (2) is rotatably connected to the inside of the rotation groove (101), the fixing assembly (3) includes a fixing block (301), the bottom of the rotating shaft (2) is provided with a fixing groove (207), the inner walls on both sides of the housing (1) are fixedly connected to the support frame (103), the fixing block (301) is arranged inside the support frame (103), the upper end of the fixing block (301) is fixedly connected to the shift lever (303), the two ends of the outer wall of the rotating shaft (2) are fixedly connected to the baffle (203), one side of the baffle (203) is provided with a first inclined surface (204), one side of the shift lever (303) is provided with a second inclined surface (304), the bottom of the rotating shaft (2) is fixedly connected to a pressing member (208), and the bottom inside the housing (1) is fixedly connected to the switch member (102).

2. The electrical interlocking device for a pressure-resistant equipment operating console according to claim 1, characterized in that: A movable groove (104) is provided inside the support frame (103), the fixed block (301) is arranged inside the movable groove (104), and the fixed block (301) is movably connected to the inside of the support frame (103) through the movable groove (104).

3. The electrical interlocking device for a pressure-resistant equipment operating console according to claim 2, characterized in that: The upper end of the support frame (103) is provided with a slot (106), the slot (106) is communicated with the movable slot (104), and the shift rod (303) is slidably connected to the inside of the slot (106).

4. The electrical interlocking device for a pressure-resistant equipment operating console according to claim 3, characterized in that: Limiting grooves (105) are provided inside both sides of the movable groove (104); both ends of the fixed block (301) are fixedly connected to the limiting blocks (302); the limiting blocks (302) are slidably connected to the inside of the limiting grooves (105); and the fixed block (301) is slidably connected to the inside of the movable groove (104) through the limiting blocks (302) and the limiting grooves (105).

5. The electrical interlocking device for a pressure-resistant equipment operating console according to claim 4, characterized in that: One end of the baffle (203) is fixedly connected to a first stopper (205), and one end of the baffle (203) on the same side away from the first stopper (205) is fixedly connected to a second stopper (206).

6. The electrical interlocking device for a pressure-resistant equipment operating console according to claim 5, characterized in that: An L-shaped sliding groove (201) is provided on the outer wall of the upper end of the rotating shaft (2), a clamping groove (202) is provided at one end inside the L-shaped sliding groove (201), a movable cavity (107) is provided on the inner wall of one side of the rotating groove (101), a buckle assembly (4) is provided inside the movable cavity (107), and the buckle assembly (4) includes a fixing rod (401), and the fixing rod (401) is movably connected to the inside of the movable cavity (107).

7. The electrical interlocking device for a pressure-resistant equipment operating console according to claim 6, characterized in that: One end of the fixing rod (401) is fixedly connected to the limiting plate (402), and one end of the limiting plate (402) away from the fixing rod (401) is fixedly connected to the second return spring (404), and one end of the second return spring (404) away from the limiting plate (402) is fixedly connected to the inner wall of the movable cavity (107), and one end of the limiting plate (402) away from the fixing rod (401) is fixedly connected to the pull rod (403).

8. The electrical interlocking device for a pressure-resistant equipment operating console according to claim 7, characterized in that: One end of the fixed block (301) is fixedly connected to a first return spring (305), and one end of the first return spring (305) away from the fixed block (301) is fixedly connected to the inner wall of the movable groove (104).

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