CN214888903U

CN214888903U - Fire-fighting gas cylinder switch control valve with good tightness

Info

Publication number: CN214888903U
Application number: CN202121353044.4U
Authority: CN
Inventors: 陈华聪
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2021-11-26
Anticipated expiration: 2031-06-18

Abstract

The utility model relates to the technical field of fire-fighting gas cylinder switch control valves, in particular to a fire-fighting gas cylinder switch control valve with good tightness, which comprises a valve body and a sealing mechanism, wherein the top of the valve body is fixedly connected with a first thread sleeve of which the inner thread is connected with a first threaded rod, the top of the first threaded rod is fixedly connected with a handle positioned outside the valve body, and the left side of the valve body is provided with a through hole; sealing mechanism is including being fixed in the sealed ball that first screw rod surface is close to the bottom, being fixed in the connecting plate on first screw rod surface and being fixed in the inside second thread bush of first threaded rod, and threaded connection has the second threaded rod that runs through the sealed ball bottom between the second thread bush inner wall, and second threaded rod bottom fixedly connected with is located the first closing plate of baffle bottom, and connecting plate surface sliding connection has the fixed plate that the left side is fixed with the second closing plate, the utility model discloses make the device possess many seal structure, effectively prevent the device gas leakage, improve its sealed effect.

Description

Fire-fighting gas cylinder switch control valve with good tightness

Technical Field

The utility model relates to a fire control gas cylinder on-off control valve technical field, concretely relates to fire control gas cylinder on-off control valve that the seal is good.

Background

The gas cylinder is a pressure-bearing equipment, have explosion hazard, and its bearing medium generally has easily fires, it is explosive, it is poisonous, nature such as strong corruption, service environment is because of its removal again, repeated dress fills the dress, operation user person is unset and service environment changes's characteristics, it is more complicated than other pressure vessel, it is abominable, the fire control gas cylinder is the steel bottle form container of storing confession gas when putting out a fire, the most sealing performance of fire control gas cylinder on-off control valve is relatively poor, can influence the sealing performance of fire control gas cylinder greatly, easily lead to the accident to take place, the security performance when having reduced the fire control gas cylinder and using, consequently, need design a fire control gas cylinder on-off control valve that the leakproofness is good, in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a fire control gas cylinder on-off control valve that the seal is good possesses advantages such as sealing performance is better, the security is high, has solved the problem that the seal is not good, the security is low.

The utility model discloses a fire control gas cylinder on-off control valve with good seal, including valve body and sealing mechanism, the top of the valve body is fixedly connected with a first thread bush of which the internal thread is connected with a first threaded rod, the top of the first threaded rod is fixedly connected with a handle positioned outside the valve body, the inside of the valve body is fixedly connected with a clapboard, the left side of the valve body is provided with a through hole; sealing mechanism is including being fixed in the sealed ball that first screw rod surface is close to the bottom, being fixed in the connecting plate on first screw rod surface and being fixed in the inside second thread bush of first threaded rod, threaded connection has the second threaded rod that runs through the sealed ball bottom between the second thread bush inner wall, second threaded rod bottom fixedly connected with is located the first closing plate of baffle bottom, connecting plate surface sliding connection has the fixed plate that the left side is fixed with the second closing plate.

Through the design of the technical scheme, the original fire-fighting gas cylinder switch control valve is structurally improved and functionally optimized, so that the device has a plurality of sealing structures.

As a further improvement, the valve body inner wall top has been seted up and has been led to the groove, first screw rod fixed surface is connected with and first thread bush sliding connection and with lead to the sealing washer of groove activity grafting.

Through the design of above-mentioned technical scheme, through the setting of sealing washer, prevent that gas from leaking from the gap between first thread bush and the valve body.

As a further improvement, the spacing groove has all been seted up to the baffle bottom left and right sides, first closing plate top fixedly connected with and spacing groove sliding connection's gag lever post, the gag lever post top is cruciform structure.

Through the design of the technical scheme, the limiting rod limits the second sealing plate, and the second sealing plate is prevented from rotating.

As a further improvement, the diameter of the second sealing plate is larger than the diameter of the through hole, and the second sealing plate is connected with the valve body in a sliding manner on the left.

Through the design of the technical scheme, the device has a double-sealing structure, and the safety performance of the fire-fighting gas cylinder during use is greatly improved.

As a further improvement, the valve body inner wall left side fixedly connected with run through the fixed plate bottom and with fixed plate sliding connection's spacing post, the valve body inner wall left side is seted up with the movable card slot of pegging graft of second closing plate.

Through the design of the technical scheme, the fixing plate is limited by the limiting columns, so that the fixing plate can move up and down.

As a further improvement, the through-hole is located the baffle top, the outlet duct of valve body left side fixedly connected with and the coaxial setting of through-hole.

Through the design of the technical scheme, the structural improvement and the functional optimization are made, and the normal use of the device cannot be influenced.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model makes structural improvement and functional optimization on the original fire-fighting gas cylinder switch control valve through the arranged sealing mechanism, so that the device has a plurality of sealing structures, the air leakage of the device is effectively prevented, and the sealing performance of the device is greatly improved; the sealing ball and the first sealing plate move reversely, so that the normal use of the device is not influenced, meanwhile, the air leakage of the contact end of the partition plate and the sealing ball can be effectively avoided, and the sealing effect is improved; the arrangement of the second sealing plate enables the device to have a double-sealing structure, and safety performance of the fire-fighting gas cylinder during use is greatly improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of the overall front cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the top view of the stop lever of the present invention;

fig. 3 is a schematic view of a part a of fig. 1.

In the figure: 1. a valve body; 2. a first threaded sleeve; 3. a handle; 4. a first threaded rod; 5. a sealing ball; 6. a partition plate; 61. a limiting groove; 7. a second threaded sleeve; 8. a second threaded rod; 9. a first sealing plate; 10. a limiting rod; 11. a seal ring; 12. a through groove; 13. a connecting plate; 14. a fixing plate; 15. a through hole; 16. a locking groove; 17. a limiting column; 18. a second sealing plate; 19. and an air outlet pipe.

Detailed Description

In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It should be understood, however, that these physical details should not be taken to limit the invention. That is, in some embodiments of the invention, these physical details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1 and 3, the fire-fighting gas cylinder switch control valve with good sealing performance of the present invention comprises a valve body 1 and a sealing mechanism, wherein the top of the valve body 1 is fixedly connected with a first thread sleeve 2 with an internal thread connected with a first threaded rod 4, the top of the first threaded rod 4 is fixedly connected with a handle 3 positioned outside the valve body 1, the inside of the valve body 1 is fixedly connected with a partition plate 6, and the left side of the valve body 1 is provided with a through hole 15; sealing mechanism is including being fixed in 4 surfaces of first threaded rod and being close to the ball sealer 5 of bottom, be fixed in 4 surfaces of first threaded rod connecting plate 13 and be fixed in the inside second thread bush 7 of first threaded rod 4, threaded connection has the second threaded rod 8 that runs through 5 bottoms of ball sealer between 7 inner walls of second thread bush, 8 bottom fixedly connected with of second threaded rod are located the first closing plate 9 of 6 bottoms of baffle, 13 surface sliding connection of connecting plate has the fixed plate 14 that the left side is fixed with second closing plate 18, structural improvement and functional optimization have been made to original fire control gas cylinder on-off control valve, make the device possess many seal structure.

Referring to fig. 1, a through groove 12 is formed at the top of the inner wall of the valve body 1, a sealing ring 11 which is slidably connected with the first threaded sleeve 2 and movably inserted into the through groove 12 is fixedly connected to the surface of the first threaded rod 4, and gas is prevented from leaking from a gap between the first threaded sleeve 2 and the valve body 1 through the arrangement of the sealing ring 11.

Referring to fig. 2, the left and right sides of the bottom of the partition 6 are both provided with a limiting groove 61, the top of the first sealing plate 9 is fixedly connected with a limiting rod 10 slidably connected with the limiting groove 61, the top of the limiting rod 10 is of a cross structure, and the limiting rod 10 limits the second sealing plate 18 to prevent the second sealing plate 18 from rotating.

Referring to fig. 1, the diameter of the second sealing plate 18 is larger than that of the through hole 15, and the second sealing plate 18 is slidably connected with the left side of the valve body 1, so that the device has a double sealing structure, and the safety performance of the fire-fighting gas cylinder during use is greatly improved.

Referring to fig. 1, a limiting post 17 penetrating the bottom of the fixing plate 14 and slidably connected to the fixing plate 14 is fixedly connected to the left side of the inner wall of the valve body 1, a locking groove 16 movably inserted into the second sealing plate 18 is formed in the left side of the inner wall of the valve body 1, and the limiting post 17 limits the fixing plate 14 so that the fixing plate 14 can move up and down.

Referring to fig. 1, the through hole 15 is located at the top of the partition plate 6, and the left side of the valve body 1 is fixedly connected with the air outlet pipe 19 which is coaxially arranged with the through hole 15, so that structural improvement and functional optimization are made, and the normal use of the device is not influenced.

When using the utility model discloses the time, when the user uses the device, with 3 corotation of handle, first threaded rod 4 rotates and drives ball sealer 5 and moves upward this moment, make ball sealer 5 keep away from baffle 6, sealing washer 11 and second closing plate 18 shift up together this moment, make through-hole 15 open, second thread bush 7 rotates along with it when first threaded rod 4 rotates, make second threaded rod 8 drive second closing plate 18 and move down, gag lever post 10 slides in spacing groove 61 inside this moment, second closing plate 18 moves down, ball sealer 5 shifts up, make the top and the bottom intercommunication of baffle 6, after the gas that makes 6 bottoms of baffle discharges into 6 tops, discharge from outlet duct 19 through-hole 15.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a fire control gas cylinder on-off control valve that leakproofness is good, includes valve body (1) and sealing mechanism, its characterized in that: the top of the valve body (1) is fixedly connected with a first thread sleeve (2) of which the inner thread is connected with a first threaded rod (4), the top of the first threaded rod (4) is fixedly connected with a handle (3) positioned outside the valve body (1), the inner part of the valve body (1) is fixedly connected with a partition plate (6), and the left side of the valve body (1) is provided with a through hole (15);

sealing mechanism, sealing mechanism is including being fixed in ball sealer (5) that first threaded rod (4) surface is close to the bottom, being fixed in connecting plate (13) on first threaded rod (4) surface and being fixed in inside second thread bush (7) of first threaded rod (4), threaded connection has second threaded rod (8) that runs through ball sealer (5) bottom between second thread bush (7) inner wall, second threaded rod (8) bottom fixedly connected with is located first closing plate (9) of baffle (6) bottom, connecting plate (13) surface sliding connection has fixed plate (14) that the left side is fixed with second closing plate (18).

2. The fire-fighting gas cylinder switch control valve with good tightness as recited in claim 1, characterized in that: logical groove (12) have been seted up at valve body (1) inner wall top, first threaded rod (4) fixed surface be connected with first thread bush (2) sliding connection and with lead to sealing washer (11) of groove (12) activity grafting.

3. The fire-fighting gas cylinder switch control valve with good tightness as recited in claim 1, characterized in that: spacing groove (61) have all been seted up to baffle (6) bottom left and right sides, first closing plate (9) top fixedly connected with and spacing groove (61) sliding connection's gag lever post (10), gag lever post (10) top is the cruciform structure.

4. The fire-fighting gas cylinder switch control valve with good tightness as recited in claim 1, characterized in that: the diameter of the second sealing plate (18) is larger than that of the through hole (15), and the second sealing plate (18) is connected with the left side of the valve body (1) in a sliding mode.

5. The fire-fighting gas cylinder switch control valve with good tightness as recited in claim 1, characterized in that: the left side of the inner wall of the valve body (1) is fixedly connected with a limiting column (17) which penetrates through the bottom of the fixing plate (14) and is in sliding connection with the fixing plate (14), and the left side of the inner wall of the valve body (1) is provided with a clamping groove (16) movably spliced with the second sealing plate (18).

6. The fire-fighting gas cylinder switch control valve with good tightness as recited in claim 1, characterized in that: the through hole (15) is positioned at the top of the clapboard (6), and the left side of the valve body (1) is fixedly connected with an air outlet pipe (19) which is coaxial with the through hole (15).