Special switch for environment-friendly gas cabinet

Abstract

The utility model provides a special switch for an environment-friendly gas cabinet, which relates to the technical field of environment-friendly gas cabinets and comprises an environment-friendly gas cabinet body, two positioning blocks are fixedly mounted on one side of the outer wall of the environment-friendly gas cabinet body, and a protective cover is in contact with one side of the outer wall of the environment-friendly gas cabinet body. According to the utility model, when the switch rotating handle is not required to be used, the protective cover is quickly placed at a corresponding position under the action of the two positioning blocks, the two fixing blocks and the two positioning holes, the mounting block is sleeved on the limiting block through the sleeve hole, and then the nut is rotated downwards along the screw rod under the action of the nut and the screw rod, so that the switch rotating handle can be used quickly. The protective cover is arranged on the front side of the environment-friendly gas cabinet body and is in contact with the mounting block, so that the protective cover is limited on the front side of the environment-friendly gas cabinet body, the switch hole is protected, the switch hole is effectively prevented from being damaged by foreign matters, or dust is effectively prevented from being accumulated in the switch hole, the smoothness of subsequent switching is improved, and the practicability of the special switch for the environment-friendly gas cabinet is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of environmental protection gas cabinets, in particular to a special switch for environmental protection gas cabinets. Background Art

[0002] An environmental gas cabinet is a device specially designed for storing and controlling gases, especially in industrial, laboratory and other places where gas needs to be safely managed. An environmental gas cabinet is usually a sealed, corrosion-resistant cabinet specially designed for storing and managing various gases, such as hazardous chemical gases, flammable gases and inert gases. Its design purpose is to ensure the safety and environmental protection of gases during storage and use.

[0003] In the prior art, Chinese Patent No. CN220273154U discloses a switch specifically designed for environmentally friendly gas cabinets, comprising a push-button switch body, the bottom of which is provided with a wire connected thereto, a positioning plate provided near the outer fixing sleeve of the push-button switch body, and an annular fixing groove formed on one side of the positioning plate, an annular airbag glued and connected within the annular fixing groove, and a gas hose hot-melt-connected to one end of the annular airbag, the free end of the gas hose hot-melt-connected to an inflatable airbag connected thereto, and a fixing threaded hole formed on one side of the positioning plate. With this utility model, a switch specifically designed for environmentally friendly gas cabinets can be conveniently sealed with the annular airbag after the wire enters the environmentally friendly gas cabinet, thereby ensuring the sealing performance of the environmentally friendly gas cabinet. Furthermore, when the annular airbag expands, it deforms according to the shape of the wire hole of the environmentally friendly gas cabinet. Therefore, this switch is suitable for environmentally friendly gas cabinets with wire holes of different specifications and is suitable for widespread promotion and use.

[0004] However, when the environmental gas cabinet is in use, foreign matter is prone to impact and damage the switch hole, or dust accumulates and affects the smoothness of subsequent switches, thereby lacking a protective mechanism for the switch dedicated to the environmental gas cabinet. Utility Model Content

[0005] The utility model aims to solve the problem that the existing equipment is easily damaged by foreign objects hitting the switch hole when in use, and proposes a special switch for an environmentally friendly gas cabinet.

[0006] In order to achieve the above-mentioned purpose, the present invention adopts the following technical solutions: a special switch for an environmentally friendly gas cabinet, comprising an environmentally friendly gas cabinet body, two positioning blocks fixedly installed on one side of the outer wall of the environmentally friendly gas cabinet body, one side of the outer wall of the environmentally friendly gas cabinet body contacts a protective cover, and two fixed blocks are fixedly installed on the outer wall of the protective cover, and positioning holes are provided on one side of the outer wall of the two fixed blocks, and the outer walls of the two positioning blocks are movably inserted into the inside of the two positioning holes, a limiting block is fixedly installed on one side of the outer wall of the environmentally friendly gas cabinet body, a screw is fixedly installed on one side of the outer wall of the limiting block, and a mounting block is fixedly installed on the top of the protective cover.

[0007] Preferably, a sleeve hole is provided on the top of the mounting block, and the outer wall of the limiting block is movably inserted into the sleeve hole.

[0008] Preferably, a nut is threadedly connected to the outer wall of the screw, and one side of the outer wall of the nut is in contact with the opposite side of the outer wall of the mounting block.

[0009] Preferably, a square hole is opened on one side of the outer wall of the protective cover, and an observation window is fixedly installed on the inner surface wall of the square hole.

[0010] Preferably, a static elimination rod is provided on the top of the inner wall of the protective cover.

[0011] Preferably, a switch hole is provided on one side of the outer wall of the environmental gas cabinet body, and a switch handle is provided on the inner surface wall of the switch hole.

[0012] Preferably, an insulating handle sleeve is fixedly mounted on the outer wall of the switch handle, and a handle is fixedly mounted on one side of the outer wall of the environmental gas cabinet body.

[0013] Compared with the prior art, the advantages and positive effects of the present invention are:

[0014] 1. In the utility model, when the switch handle is not needed, the protective cover is quickly placed in the corresponding position through the action of two positioning blocks, two fixing blocks and two positioning holes, and the mounting block is sleeved on the limit block through the sleeve hole, and then the nut and the screw are used to rotate downward along the screw and contact the mounting block, thereby limiting the protective cover to the front of the environmental protection gas cabinet body and forming a protective effect on the switch hole, effectively preventing foreign objects from damaging it or dust from accumulating in the switch hole, thereby improving the smoothness of subsequent switching and improving the practicality of the switch dedicated to the environmental protection gas cabinet.

[0015] 2. In the utility model, the static electricity generated near the switch hole can be eliminated through the action of the static electricity eliminating rod, and the discomfort caused by static electricity to the user can be avoided through the action of the insulating handle cover, thereby improving the comfort of the staff when using the environmentally friendly gas cabinet switch. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a three-dimensional diagram of a special switch for an environmentally friendly gas cabinet proposed in the utility model;

[0017] Figure 2 The utility model proposes a disassembled diagram of a special switch for an environmentally friendly gas cabinet;

[0018] Figure 3 This is a partial diagram of the special switch for environmentally friendly gas cabinet proposed in the utility model;

[0019] Figure 4 This is a partially expanded schematic diagram of the special switch for environmentally friendly gas cabinets proposed in the utility model.

[0020] Legend:

[0021] 1. Environmental protection gas cabinet body; 2. Positioning block; 3. Protective cover; 4. Fixing block; 5. Positioning hole; 6. Limit block; 7. Screw; 8. Mounting block; 9. Hole; 10. Nut; 11. Square hole; 12. Observation window; 13. Static elimination rod; 14. Switch hole; 15. Switch handle; 16. Insulating handle cover; 17. Handle. DETAILED DESCRIPTION

[0022] In order to more clearly understand the above-mentioned purposes, features and advantages of the present invention, the present invention is further described below with reference to the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features therein can be combined with each other unless there is a conflict.

[0023] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments disclosed in the following specification.

[0024] Example 1: Figures 1-4As shown, the utility model provides a special switch for an environmentally friendly gas cabinet, including an environmentally friendly gas cabinet body 1, two positioning blocks 2 are fixedly installed on one side of the outer wall of the environmentally friendly gas cabinet body 1, and one side of the outer wall of the environmentally friendly gas cabinet body 1 contacts a protective cover 3, and two fixing blocks 4 are fixedly installed on the outer wall of the protective cover 3. Positioning holes 5 are provided on one side of the outer wall of the two fixing blocks 4, and the outer walls of the two positioning blocks 2 are movably inserted into the inside of the two positioning holes 5, a limiting block 6 is fixedly installed on one side of the outer wall of the environmentally friendly gas cabinet body 1, and a screw 7 is fixedly installed on one side of the outer wall of the limiting block 6, a mounting block 8 is fixedly installed on the top of the protective cover 3, a sleeve hole 9 is provided on the top of the mounting block 8, and the outer wall of the limiting block 6 is movably inserted into the inside of the sleeve hole 9, and the outer wall of the screw 7 is threadedly connected with a nut 10, and one side of the outer wall of the nut 10 contacts the opposite side of the outer wall of the mounting block 8.

[0025] The effect achieved by the entire embodiment 1 is that when the switch hole 14 on the environmental gas cabinet is not needed, two positioning blocks 2 are installed on one side of the outer wall of the environmental gas cabinet body 1, and fixing blocks 4 are installed on both sides of the protective cover 3. Then, positioning holes 5 are opened on one side of the outer wall of the two fixing blocks 4, and the two positioning holes 5 are just set on the two positioning blocks 2, so that the protective cover 3 can be quickly placed in the corresponding position. In addition, a mounting block 8 is fixedly installed on the top of the protective cover 3, and a sleeve hole 9 is opened on one side of the mounting block 8, so that the mounting block 8 is sleeved on the environmental gas cabinet body 1 through the sleeve hole 9. The limit block 6 is installed on one side of the outer wall of the gas cabinet, and then the nut 10 and the screw 7 installed on one side of the outer wall of the limit block 6 are used to rotate the nut 10 downward along the screw 7 until the nut 10 contacts the mounting block 8 and one side of the limit block 6, thereby limiting the protective cover 3 to the front of the environmental protection gas cabinet and forming a protective effect on the switch hole 14, effectively preventing foreign matter from damaging the switch hole 14 and avoiding dust accumulation in the switch hole 14, thereby improving the smoothness of subsequent use of the switch hole 14 by staff and improving the practicality of the special switch for the environmental protection gas cabinet.

[0026] Example 2: Figure 2-Figure 4 As shown, a square hole 11 is opened on one side of the outer wall of the protective cover 3, an observation window 12 is fixedly installed on the inner wall of the square hole 11, a static elimination rod 13 is provided on the top of the inner wall of the protective cover 3, a switch hole 14 is opened on one side of the outer wall of the environmental protection gas cabinet body 1, a switch handle 15 is provided on the inner wall of the switch hole 14, an insulating handle sleeve 16 is fixedly installed on the outer wall of the switch handle 15, and a handle 17 is fixedly installed on one side of the outer wall of the environmental protection gas cabinet body 1.

[0027] The effect achieved by the entire embodiment 2 is that, by fixing the static elimination rod 13 on the top of the inner wall of the protective cover 3, the static electricity generated at the switch hole 14 of the environmental protection gas cabinet can be eliminated. Secondly, by fixing the insulating handle cover 16 on the outer wall of the switch handle 15, the discomfort caused by static electricity to the user is avoided, thereby improving the comfort of the staff when using the switch handle 15 and the switch hole 14.

[0028] Working principle: First, when the staff does not need to use the switch hole 14 of the environmental protection gas cabinet, the protective cover 3 is sleeved on the two positioning blocks 2 through the two fixing blocks 4 and the two positioning holes 5. At this time, the mounting block 8 installed on the top of the protective cover 3 is just sleeved on the outer wall of the limit block 6 through the sleeve hole 9, and then the nut 10 and the screw 7 are used to rotate the nut 10 downward along the screw 7 until the bottom of the nut 10 contacts the mounting block 8 and one side of the limit block 6, thereby limiting the mounting block 8 on the limit block 6, and then installing the protective cover 3 on the outside of the switch hole 14, and forming a protective effect on it, effectively preventing foreign matter from damaging the switch hole 14 and avoiding external dust from accumulating at the switch hole 14. Thereby, the smoothness of subsequent staff using the switch hole 14 through the switch handle 15 is improved. Secondly, the static electricity generated around the switch hole 14 can be reduced through the action of the static elimination rod 13. When the switch hole 14 needs to be used, the protective cover 3 is removed, and then the switch handle 15 with the insulating handle sleeve 16 is inserted into the corresponding position of the switch hole 14, so that the environmental protection gas cabinet can be switched on and off, and static electricity can be avoided to cause discomfort to the user. In general, by adding a protective mechanism to the switch hole 14 of the environmental protection gas cabinet, it is prevented from being damaged by foreign objects or dust accumulation, which improves the smoothness of the staff using the switch handle 15 and the switch hole 14, and improves the practicality of the special switch for the environmental protection gas cabinet.

[0029] The above are only preferred embodiments of the present invention and are not intended to limit the present invention in any other form. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification of the above embodiment made according to the technical essence of the present invention without departing from the content of the technical solution of the present invention shall still fall within the scope of protection of the technical solution of the present invention.

Claims

1. A switch for an environmental gas cabinet, comprising an environmental gas cabinet body (1), characterized in that: Two positioning blocks (2) are fixedly installed on one side of the outer wall of the environmental protection gas cabinet body (1); one side of the outer wall of the environmental protection gas cabinet body (1) contacts a protective cover (3); two fixing blocks (4) are fixedly installed on the outer wall of the protective cover (3); positioning holes (5) are opened on one side of the outer wall of the two fixing blocks (4); and the outer walls of the two positioning blocks (2) are movably inserted into the inside of the two positioning holes (5); a limiting block (6) is fixedly installed on one side of the outer wall of the environmental protection gas cabinet body (1); a screw (7) is fixedly installed on one side of the outer wall of the limiting block (6); and a mounting block (8) is fixedly installed on the top of the protective cover (3).

2. The special switch for environmental protection gas cabinet according to claim 1, characterized in that: A sleeve hole (9) is provided on the top of the installation block (8), and the outer wall of the limiting block (6) is movably inserted into the sleeve hole (9).

3. The special switch for environmental protection gas cabinet according to claim 2, characterized in that: The outer wall of the screw rod (7) is threadedly connected to a nut (10), and one side of the outer wall of the nut (10) contacts the opposite side of the outer wall of the mounting block (8).

4. The special switch for environmental protection gas cabinet according to claim 3, characterized in that: A square hole (11) is provided on one side of the outer wall of the protective cover (3), and an observation window (12) is fixedly installed on the inner surface wall of the square hole (11).

5. The special switch for environmental protection gas cabinet according to claim 4, characterized in that: A static elimination rod (13) is provided on the top of the inner wall of the protective cover (3).

6. The special switch for environmental protection gas cabinet according to claim 5, characterized in that: A switch hole (14) is provided on one side of the outer wall of the environmental protection gas cabinet body (1), and a switch handle (15) is provided on the inner surface wall of the switch hole (14).

7. The special switch for environmental protection gas cabinet according to claim 6, characterized in that: An insulating handle sleeve (16) is fixedly mounted on the outer wall of the switch handle (15), and a handle (17) is fixedly mounted on one side of the outer wall of the environmental protection gas cabinet body (1).

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