Automatic air supply opening and closing device

Abstract

The utility model relates to the technical field of automatic air supply opening and closing devices, and discloses an automatic air supply opening and closing device which comprises an air tank body, the front face of the air tank body is in threaded connection with a connecting pipeline, and an installation pipeline is welded to the front face of the connecting pipeline. According to the anti-collision device, the supporting clamping ring can be conveniently disassembled from the top end of the anti-collision vertical rod by arranging the supporting clamping ring to be matched with the supporting sleeve plate on the surface, the supporting clamping ring and the supporting bottom plate can be disassembled, and the rotating rod is arranged to drive the limiting rod to rotate in the supporting clamping ring; the top end surface of a gas tank body inserted into a supporting bottom plate and a supporting clamping ring is conveniently limited, a rotating rod and a first limiting plate are arranged to be matched with an internal second limiting plate to limit a limiting rod, and then a limiting clamping ring is installed in the limiting rod and a limiting sliding groove; and it can be guaranteed that the limiting rods limit the surface of the gas tank body.

Description

TECHNICAL FIELD

[0001] The utility model relates to automatic gas supply opening and closing device technical field especially relates to a kind of for automatic gas supply opening and closing device. BACKGROUND

[0002] Automatic gas supply opening and closing device is a kind of equipment that can automatically control gas supply, mainly used in specific conditions, such as detecting gas leakage, overtemperature, overpressure and the like, can automatically close gas supply valve, cut off gas supply, to guarantee gas safety, the device is usually applied in gas pipeline engineering, connected with gas leakage detection instrument, fire-fighting system and other intelligent alarm control system, realize rapid response and automatic processing, avoid accidents.

[0003] The existing automatic gas supply opening and closing device is inconvenient for workers to install and remove the gas cylinders after use when two or more gas cylinders are used, affecting the operation of the entire device during processing and use. UTILITY MODEL CONTENT

[0004] To solve the above technical problems, the utility model provides an automatic gas supply opening and closing device.

[0005] The utility model adopts the following technical scheme: an automatic gas supply opening and closing device, comprising a gas cylinder body, a connecting pipeline is threadedly connected to the front of the gas cylinder body, an installation pipeline is welded to the front of the connecting pipeline, a stop valve is fixedly connected to the surface of the connecting pipeline, and a pneumatic valve is fixedly connected to the surface of the connecting pipeline.

[0006] A support base plate is inserted into the bottom end of the gas cylinder body, a connecting plate is welded to the surface of the support base plate, a collision-proof vertical rod is welded to the top end of the connecting plate, a support sleeve plate is inserted into the top end of the collision-proof vertical rod, a support clasp is welded to the surface of the support sleeve plate, a limiting rod is rotatably connected inside the support clasp, a limiting sliding groove is formed in the surface of the limiting rod, a limiting clasp is slidably connected inside the limiting sliding groove, a rotating rod is welded to the surface of the limiting rod, a rotating rod is welded to the surface of the support clasp, a first limiting plate is fixedly connected to the surface of the support clasp, and a second limiting plate is inserted into the inside of the limiting insert rod.

[0007] Through the above technical scheme, the number of gas cylinder bodies is set to two, and the fixed installation ring is connected and fixed between the positive connecting pipelines, which facilitates workers to install and remove the gas cylinder body on one side when the gas is used up by rotating the fixed ring.

[0008] As a further improvement of the above-mentioned scheme, the gas tank body is centrally symmetrically distributed with the connecting pipeline as the center, the stop valve is located at the left end of the pneumatic valve, the stop valve is located at the right end of the gas tank body, and the pneumatic valve is located at the left end of the gas tank body.

[0009] As a further improvement of the above-mentioned scheme, the support bottom plate is centrally symmetrically distributed with the mounting pipeline as the center, the connecting plate is centrally symmetrically distributed with the support bottom plate as the center, and the anti-collision vertical rod is centrally symmetrically distributed with the support bottom plate as the center.

[0010] Through the above technical scheme, the number of connecting plates is set to four, which facilitates providing good support stability for the anti-collision vertical rod at the top end.

[0011] As a further improvement of the above-mentioned scheme, the support sleeve plate is centrally symmetrically distributed with the support clasp as the center, the support clasp is centrally symmetrically distributed with the mounting pipeline as the center, and the support bottom plate is located at the bottom end of the support clasp.

[0012] As a further improvement of the above-mentioned scheme, the limiting rod is centrally symmetrically distributed with the support clasp as the center, the limiting rod is slidably connected with a limiting clasp in the inside, and the limiting clasp is centrally symmetrically distributed with the mounting pipeline as the center.

[0013] As a further improvement of the above-mentioned scheme, the limiting sliding groove is centrally symmetrically distributed with the support clasp as the center, the rotating rod is centrally symmetrically distributed with the support clasp as the center, and the rotating rod is located at the bottom end of the limiting clasp.

[0014] As a further improvement of the above-mentioned scheme, the second limiting plate is centrally symmetrically distributed with the support clasp as the center, the second limiting plate is located at the bottom end of the limiting clasp, and the first limiting plate is located at the bottom end of the limiting clasp.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] The support sleeve plate matched with the surface of the support clasp can conveniently disassemble the support clasp from the top end of the anti-collision vertical rod, can disassemble the support clasp and the support bottom plate, the rotating rod drives the limiting rod to rotate in the inside of the support clasp, which facilitates limiting the surface of the gas tank body inserted in the support bottom plate and the support clasp, the rotating rod and the first limiting plate cooperate with the second limiting plate in the inside to limit the limiting rod, the limiting clasp is installed in the inside of the limiting rod and the limiting sliding groove, which can guarantee that the limiting rod limits the surface of the gas tank body, and facilitates conveniently installing and disassembling the gas tank body in the support bottom plate and the support clasp.

[0017] This invention supplies gas by setting up connecting pipes and installation pipes on the front of two gas tank bodies, along with a shut-off valve and a pneumatic valve on the surface. The continuous gas supply system is jointly controlled by the shut-off valve and the pneumatic valve, which gathers multiple cylinder groups together, with one cylinder group in use and another in reserve. When the pressure of a cylinder group drops below the minimum value, the system detects the low pipeline pressure and immediately closes the valve of the low-pressure cylinder group and quickly opens the valve of the full cylinder group to switch to another cylinder group. This allows for convenient cylinder group replacement while maintaining a continuous gas supply. The automatic replacement is completed with an audible and visual alarm prompting the removal of the empty cylinder group. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0019] Figure 2 This is a schematic diagram of the disassembly structure of the gas tank body of this utility model;

[0020] Figure 3 This is a schematic diagram of the exploded structure of this utility model;

[0021] Figure 4 This is a schematic diagram of the structure of this utility model from below;

[0022] Figure 5 This is a schematic diagram of the right-side structure of this utility model.

[0023] Explanation of key symbols:

[0024] 1. Gas tank body; 2. Connecting pipe; 3. Installation pipe; 4. Shut-off valve; 5. Pneumatic valve; 6. Support base plate; 7. Connecting plate; 8. Anti-collision upright; 9. Support sleeve plate; 10. Support retaining ring; 11. Limiting rod; 12. Limiting slide groove; 13. Rotating rod; 14. First limiting plate; 15. Second limiting plate; 16. Limiting insert rod; 17. Limiting retaining ring. Detailed Implementation

[0025] The present invention will now be further described in conjunction with the accompanying drawings and specific embodiments. It should be noted that, without conflict, the various embodiments or technical features described below can be arbitrarily combined to form new embodiments.

[0026] Example:

[0027] Please combine Figures 1-5 An automatic gas supply opening and closing device according to this embodiment includes a gas tank body 1, a connecting pipe 2 threadedly connected to the front of the gas tank body 1, an installation pipe 3 welded to the front of the connecting pipe 2, a shut-off valve 4 fixedly connected to the surface of the connecting pipe 2, and a pneumatic valve 5 fixedly connected to the surface of the connecting pipe 2.

[0028] The bottom end of the gas tank body 1 is inserted with a support bottom plate 6, the surface of the support bottom plate 6 is welded with a connecting plate 7, the top end of the connecting plate 7 is welded with an anti-collision vertical rod 8, the top end of the anti-collision vertical rod 8 is inserted with a support sleeve plate 9, the surface of the support sleeve plate 9 is welded with a support clamping ring 10, the inside of the support clamping ring 10 is rotatably connected with a limiting rod 11, the surface of the limiting rod 11 is provided with a limiting sliding groove 12, the inside of the limiting sliding groove 12 is slidably connected with a limiting clamping ring 17, the surface of the limiting rod 11 is welded with a rotating rod 13, the surface of the support clamping ring 10 is welded with a rotating rod 13, the surface of the support clamping ring 10 is fixedly connected with a first limiting plate 14, the inside of a second limiting plate 15 is inserted with a limiting insertion rod 16, the support sleeve plate 9 with the cooperation surface of the support clamping ring 10 can conveniently detach the support clamping ring 10 from the top end of the anti-collision vertical rod 8, the support clamping ring 10 and the support bottom plate 6 can be detached, the rotating rod 13 drives the limiting rod 11 to rotate in the inside of the support clamping ring 10, which is convenient for limiting the top surface of the gas tank body 1 inserted in the inside of the support bottom plate 6 and the support clamping ring 10, the rotating rod 13 and the first limiting plate 14 cooperate with the inside of the second limiting plate 15 to limit the limiting rod 11, and then the limiting clamping ring 17 is installed in the inside of the limiting rod 11 and the limiting sliding groove 12, which can guarantee that the limiting rod 11 limits the surface of the gas tank body 1, and it is convenient for the staff to conveniently install and detach the gas tank body 1 in the inside of the support bottom plate 6 and the support clamping ring 10.

[0029] Through the above technical scheme, the number of the gas tank body 1 is set to two, which cooperates with the connecting pipe 2 between the connecting and fixing rings, which is convenient for the staff to install and detach the gas tank body 1 with one side of the gas used up through the rotating fixing ring.

[0030] The gas tank body 1 is symmetrically distributed around the connecting pipe 2, the stop valve 4 is located at the left end of the pneumatic valve 5, the stop valve 4 is located at the right end of the gas tank body 1, and the pneumatic valve 5 is located at the left end of the gas tank body 1, the connecting pipe 2 and the installation pipe 3 on the front of the two gas tank bodies 1 cooperate with the surfaces of the stop valve 4 and the pneumatic valve 5 to supply gas, the continuous gas supply system is composed of the stop valve and the pneumatic valve to jointly control, a plurality of groups are gathered together, one group is used as a standby group, when one group is used to a pressure lower than the minimum value, the system detects that the pipeline pressure is low, and immediately closes the valve of the bottle group with low pressure and quickly opens the full bottle group valve to switch to another bottle group, which can facilitate the replacement of the bottle group under continuous gas supply, and automatically replace the sound and light alarm to remove the empty bottle group.

[0031] The support bottom plate 6 is symmetrically distributed around the installation pipe 3, the connecting plate 7 is symmetrically distributed around the support bottom plate 6, and the anti-collision vertical rod 8 is symmetrically distributed around the support bottom plate 6.

[0032] The number of connecting plates 7 is set to four, which facilitates providing good support stability for the top end of the anti-collision vertical rod 8.

[0033] The support sleeve plates 9 are symmetrically distributed around the support clamping rings 10, the support clamping rings 10 are symmetrically distributed around the installation pipes 3, and the support bottom plates 6 are located at the bottom end of the support clamping rings 10.

[0034] The limiting rods 11 are symmetrically distributed around the support clamping rings 10, the limiting clamping rings 17 are slidably connected to the inside of the limiting rods 11, and the limiting clamping rings 17 are symmetrically distributed around the installation pipes 3.

[0035] The limiting sliding grooves 12 are symmetrically distributed around the support clamping rings 10, the rotating rods 13 are symmetrically distributed around the support clamping rings 10, and the rotating rods 13 are located at the bottom end of the limiting clamping rings 17.

[0036] The second limiting plates 15 are symmetrically distributed around the support clamping rings 10, the second limiting plates 15 are located at the bottom end of the limiting clamping rings 17, and the first limiting plates 14 are located at the bottom end of the limiting clamping rings 17.

[0037] The implementation principle of the automatic gas supply opening and closing device in the embodiment is as follows: the device is placed in a suitable position, the support clamping rings 10 can be conveniently disassembled from the top end of the anti-collision vertical rod 8 by setting the support sleeve plates 9 cooperating with the surface of the support clamping rings 10, the support clamping rings 10 and the support bottom plates 6 can be disassembled, the limiting rods 11 are driven to rotate in the inside of the support clamping rings 10 by setting the rotating rods 13, which facilitates limiting the top surface of the gas tank body 1 inserted in the inside of the support bottom plates 6 and the support clamping rings 10, the limiting rods 11 are limited by setting the rotating rods 13 and the first limiting plates 14 cooperating with the second limiting plates 15 in the inside, and the limiting rods 11 are installed in the inside of the limiting clamping rings 17 and the limiting sliding grooves 12, which can ensure that the limiting rods 11 limit the surface of the gas tank body 1, facilitating the staff to conveniently install and disassemble the gas tank body 1 in the inside of the support bottom plates 6 and the support clamping rings 10, the gas supply is realized by setting the connecting pipes 2 and the installation pipes 3 on the front surface of the two gas tank bodies 1 cooperating with the surface of the stop valves 4 and the pneumatic valves 5, the continuous gas supply system is composed of the stop valves and the pneumatic valves to jointly control, a plurality of bottle groups are gathered together, one set of bottle group is used as standby, when one bottle group is used to a pressure lower than the minimum value, the system detects that the pipeline pressure is low, and immediately closes the valve of the bottle group with low pressure and quickly opens the valve of the full bottle group to switch to another bottle group, so that the bottle group can be replaced conveniently under continuous gas supply, and the automatic replacement is completed, and an audible and visual alarm is prompted to remove the empty bottle group.

[0038] The above embodiment is only a preferred embodiment of the utility model, and cannot be used to limit the range of protection of the utility model, and any non-substantial change and replacement made by the person skilled in the art on the basis of the utility model belongs to the range of protection required by the utility model.

Claims

1. An automatic gas supply opening and closing device, comprising a gas tank body (1), the front of the gas tank body (1) is threadedly connected with a connecting pipeline (2), the front of the connecting pipeline (2) is welded with a mounting pipeline (3), the surface of the connecting pipeline (2) is fixedly connected with a stop valve (4), and the surface of the connecting pipeline (2) is fixedly connected with a pneumatic valve (5); characterized in that the bottom end of the gas tank body (1) is inserted with a supporting bottom plate (6), the surface of the supporting bottom plate (6) is welded with a connecting plate (7), the top end of the connecting plate (7) is welded with a anti-collision vertical rod (8), the top end of the anti-collision vertical rod (8) is inserted with a supporting sleeve plate (9), the surface of the supporting sleeve plate (9) is welded with a supporting clamping ring (10), the inside of the supporting clamping ring (10) is rotatably connected with a limiting rod (11), the surface of the limiting rod (11) is provided with a limiting sliding groove (12), the inside of the limiting sliding groove (12) is slidably connected with a limiting clamping ring (17), the surface of the limiting rod (11) is welded with a rotating rod (13), the surface of the supporting clamping ring (10) is welded with a rotating rod (13), the surface of the supporting clamping ring (10) is fixedly connected with a first limiting plate (14) and a second limiting plate (15), and the inside of the second limiting plate (15) is inserted with a limiting insertion rod (16).

2. The automatic gas supply opening and closing device according to claim 1, wherein: The gas tank body (1) is centrally symmetrically distributed about the connecting pipeline (2), the stop valve (4) is located at the left end of the pneumatic valve (5), the stop valve (4) is located at the right end of the gas tank body (1), and the pneumatic valve (5) is located at the left end of the gas tank body (1).

3. The automatic gas supply opening and closing device according to claim 1, wherein: The supporting bottom plate (6) is centrally symmetrically distributed about the mounting pipeline (3), the connecting plate (7) is centrally symmetrically distributed about the supporting bottom plate (6), and the anti-collision vertical rod (8) is centrally symmetrically distributed about the supporting bottom plate (6).

4. An automatic gas supply opening and closing device according to claim 3, wherein: The supporting sleeve plate (9) is centrally symmetrically distributed about the supporting clamping ring (10), the supporting clamping ring (10) is centrally symmetrically distributed about the mounting pipeline (3), and the supporting bottom plate (6) is located at the bottom end of the supporting clamping ring (10).

5. The automatic gas supply opening and closing device according to claim 1, wherein: The limiting rod (11) is centrally symmetrically distributed about the supporting clamping ring (10), the inside of the limiting rod (11) is slidably connected with the limiting clamping ring (17), and the limiting clamping ring (17) is centrally symmetrically distributed about the mounting pipeline (3).

6. An automatic gas supply opening and closing device according to claim 5, wherein: The limiting sliding groove (12) is centrally symmetrically distributed about the supporting clamping ring (10), the rotating rod (13) is centrally symmetrically distributed about the supporting clamping ring (10), and the rotating rod (13) is located at the bottom end of the limiting clamping ring (17).

7. An automatic gas supply opening and closing device according to claim 6, wherein: The second limiting plate (15) is centrally symmetrically distributed about the supporting clamping ring (10), the second limiting plate (15) is located at the bottom end of the limiting clamping ring (17), and the first limiting plate (14) is located at the bottom end of the limiting clamping ring (17).

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