CN214971386U

CN214971386U - Anti-leakage valve for fire extinguisher

Info

Publication number: CN214971386U
Application number: CN202120904288.0U
Authority: CN
Inventors: 轩海燕; 李晖; 郭玲
Original assignee: Shaoxing Qiyue Machinery Co ltd
Current assignee: Shaoxing Qiyue Machinery Co ltd
Priority date: 2021-04-28
Filing date: 2021-04-28
Publication date: 2021-12-03
Anticipated expiration: 2031-04-28

Abstract

The utility model discloses a leak-proof valve for a fire extinguisher, which comprises a leak-proof valve structure, wherein the leak-proof valve structure comprises a leak-proof main body and a shell frame, the leakage-proof main body is arranged at the inner end of the shell frame in a sliding way and comprises a magnet block, a nut, a fixed seat, a sliding rod, a sealing disc, a second handle and a pressure lever, the lower end of the magnet block is fixedly connected with the upper end of the sliding rod, the nut is slidably arranged on the outer wall of the upper part of the sliding rod, the nut is magnetically attracted with the magnet block, the outer end of the slide bar is provided with a thread matched with the nut, the lower end of the fixed seat is fixedly connected with the outer end of the shell frame, the front end of the pressure lever is rotatably arranged at the upper end of the fixed seat, the slide bar is slidably mounted on the inner wall of the shell frame, the upper end of the sealing disc is fixedly connected to the lower end of the slide bar, and the second handle is fixedly sleeved at the rear end of the pressing rod. The utility model relates to a fire extinguisher valve equipment technical field can further prevent to leak, better satisfying the use needs.

Description

Anti-leakage valve for fire extinguisher

Technical Field

The utility model relates to a fire extinguisher valve equipment technical field specifically is a fire extinguisher is with preventing leaking valve.

Background

Conventional fire extinguisher valve mainly relies on the inside atmospheric pressure of jar to further compress tightly the valve block fixedly, adopts the spring to reset, nevertheless only relies on atmospheric pressure effort effect sealed, and the pressfitting effort of its inside valve block is lacked to some extent, still has a small amount of leakage problems, so the scheme that can alleviate above-mentioned problem of urgent need.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire extinguisher is with preventing leaking the valve to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a leak-proof valve for a fire extinguisher comprises a leak-proof valve structure, wherein the leak-proof valve structure comprises a leak-proof main body and a shell frame, and the leak-proof main body is slidably arranged at the inner end of the shell frame; prevent leaking the main part and including magnet piece, nut, fixing base, slide bar, sealed dish, second handle and depression bar, the lower extreme fixed connection of magnet piece is in the upper end of slide bar, nut slidable mounting is on the upper portion outer wall of slide bar, the nut is inhaled together with magnet piece magnetism, nut assorted screw thread has been seted up to the outer end of slide bar, the lower extreme fixed connection of fixing base is in the outer end of shell frame, the front end of depression bar rotates the upper end of installing at the fixing base, slide bar slidable mounting is at the inner wall of shell frame, the upper end fixed connection of sealed dish is at the lower extreme of slide bar, the fixed rear end at the depression bar that cup joints of second handle, the depression bar runs through the slide bar, depression bar and slide bar sliding contact.

Preferably, the leakage-proof main body further comprises a return spring, the return spring is sleeved on the outer wall of the sliding rod in a sliding mode, the upper end of the return spring is fixedly connected with the sliding rod, and the lower end of the return spring is fixedly connected with the shell frame.

Preferably, the leakage-proof main body further comprises a first handle, and the lower end of the first handle is fixedly connected to the outer end of the nut.

Preferably, the shell frame comprises a supporting seat, a sealing shell cover and a shell, the lower end of the supporting seat is fixedly connected to the upper end of the sealing shell cover, the lower end of the sealing shell cover is fixedly connected to the upper end of the shell, the sliding rod penetrates through the sealing shell cover in a sliding sealing manner, the lower end of the reset spring is fixedly connected to the upper end of the sealing shell cover, and the outer wall of the reset spring is in movable contact with the supporting seat; the side wall of the pressure lever is in sliding contact with the inner wall of the supporting seat; the lower end of the housing is sealingly squeezed together with the sealing disc.

Preferably, the shell frame further comprises a handle, and the front end of the handle is fixedly connected to the rear end of the sealing shell cover.

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

in the use process, when a user needs to prevent the fire extinguisher from leaking, the nut is screwed on the thread of the sliding rod, the shell frame is downwards extruded by the nut, so that the nut provides upward pulling force for the sliding rod, the pulling force acts on the sealing disc through the sliding rod, the sealing disc can be better extruded together in a sealing manner, and the purpose of preventing the leakage is further achieved; a return spring is used for providing upward restoring acting force for the sliding rod; the force application lever of the nut is added by utilizing the first handle, so that a user can conveniently operate the nut to rotate, and the nut can be further screwed on the thread of the sliding rod; when a user loosens the nut, the pressing rod is pressed downwards, the pressing rod slides along the inner wall of the sliding rod and presses the sliding rod downwards, the valve is opened in a mode that the sealing disc is driven by the sliding rod to leave the shell, and when the user loosens the sealing disc, the sealing disc is pressed at the lower end of the shell again by utilizing the reset spring and the air pressure; the handle is convenient for the user to carry manually.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

fig. 2 is a schematic view of the structure of the anti-leakage main body of the present invention;

fig. 3 is a schematic view of the handle splitting structure of the present invention.

In the figure: 1. a leak-proof valve structure; 2. a leakage-proof main body; 3. a housing; 4. a magnet block; 5. a nut; 6. a first handle; 7. a fixed seat; 8. a slide bar; 9. sealing the disc; 10. a second handle; 11. a pressure lever; 12. a supporting seat; 13. sealing the shell cover; 14. a housing; 15. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships according to the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention and simplification of description, and are used to improve the connection between the description and the drawings and to increase the clarity of description, but do not indicate or imply that the device or element to which the description refers must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Example one

Referring to fig. 1 and 2, the present invention provides an embodiment: a leak-proof valve for a fire extinguisher comprises a leak-proof valve structure 1, wherein the leak-proof valve structure 1 comprises a leak-proof main body 2 and a shell frame 3, and the leak-proof main body 2 is slidably arranged at the inner end of the shell frame 3; the anti-leakage main body 2 comprises a magnet block 4, a nut 5, a fixed seat 7, a slide rod 8, a sealing disc 9, a second handle 10 and a pressure lever 11, the lower end of the magnet block 4 is fixedly connected to the upper end of the slide rod 8, the nut 5 is slidably mounted on the outer wall of the upper portion of the slide rod 8, the nut 5 and the magnet block 4 are magnetically attracted together, the outer end of the slide rod 8 is provided with a thread matched with the nut 5, the lower end of the fixed seat 7 is fixedly connected to the outer end of the shell frame 3, the front end of the pressure lever 11 is rotatably mounted on the upper end of the fixed seat 7, the slide rod 8 is slidably mounted on the inner wall of the shell frame 3, the upper end of the sealing disc 9 is fixedly connected to the lower end of the slide rod 8, the second handle 10 is fixedly sleeved on the rear end of the pressure lever 11, the pressure lever 11 penetrates through the slide rod 8, and the pressure lever 11 is in sliding contact with the slide rod 8; in the use, when the user need prevent that the fire extinguisher from leaking, twist nut 5 on the screw thread of slide bar 8, utilize nut 5 to extrude housing 3 downwards for nut 5 provides ascending pulling force for slide bar 8, and the pulling force acts on sealed dish 9 through slide bar 8, makes the sealed extrusion of housing 3 that sealed dish 9 can be better together, and then reaches the purpose that prevents to leak.

The anti-leakage main body 2 also comprises a return spring which is sleeved on the outer wall of the slide rod 8 in a sliding manner, the upper end of the return spring is fixedly connected with the slide rod 8, and the lower end of the return spring is fixedly connected with the shell frame 3; the slide bar 8 is provided with an upward restoring force by a return spring.

The anti-leakage main body 2 also comprises a first handle 6, and the lower end of the first handle 6 is fixedly connected with the outer end of the nut 5; the first handle 6 is used for increasing the force application lever of the nut 5, so that the nut 5 is convenient for a user to operate and rotate, and the nut 5 can be further screwed on the thread of the sliding rod 8.

Example two

Referring to fig. 3, the present invention provides an embodiment: the shell frame 3 comprises a supporting seat 12, a sealing shell cover 13 and a shell 14, wherein the lower end of the supporting seat 12 is fixedly connected to the upper end of the sealing shell cover 13, the lower end of the sealing shell cover 13 is fixedly connected to the upper end of the shell 14, a sliding rod 8 penetrates through the sealing shell cover 13 in a sliding sealing mode, the lower end of a return spring is fixedly connected to the upper end of the sealing shell cover 13, and the outer wall of the return spring is in movable contact with the supporting seat 12; the lower end of the shell 14 is fixed through a bottle of the fire extinguisher, and the nut 5 is pressed together with the upper end of the supporting seat 12 after being screwed; the side wall of the pressure lever 11 is in sliding contact with the inner wall of the supporting seat 12; the lower end of the housing 14 is pressed together with the seal disk 9 in a sealing manner; after the user unties nut 5, press depression bar 11 downwards, slide and push down slide bar 8 through depression bar 11 along slide bar 8 inner wall, open the valve through the mode that slide bar 8 drove sealed dish 9 and left casing 14, after the user loosens, utilize reset spring and atmospheric pressure to press sealed dish 9 at the lower extreme of casing 14 again can.

The shell frame 3 also comprises a lifting handle 15, and the front end of the lifting handle 15 is fixedly connected with the rear end of the sealing shell cover 13; the handle 15 is convenient for the user to carry by hand.

The working principle is as follows: in the use process, when a user needs to prevent the fire extinguisher from leaking, the nut 5 is screwed on the thread of the sliding rod 8, the shell frame 3 is downwards extruded by the nut 5, so that the nut 5 provides upward pulling force for the sliding rod 8, the pulling force acts on the sealing disc 9 through the sliding rod 8, the sealing disc 9 can be better sealed and extruded together with the shell frame 3, and the purpose of preventing the leakage is further achieved; a return spring is used for providing upward restoring acting force for the sliding rod 8; the first handle 6 is utilized to increase the force application lever of the nut 5, so that the nut 5 is convenient for a user to operate and rotate, and the nut 5 can be further screwed on the thread of the sliding rod 8; when a user loosens the nut 5, the pressing rod 11 is pressed downwards, the pressing rod 11 slides along the inner wall of the sliding rod 8 and presses the sliding rod 8 downwards, the valve is opened in a mode that the sliding rod 8 drives the sealing disc 9 to leave the shell 14, and when the user loosens the valve, the sealing disc 9 is pressed at the lower end of the shell 14 again by using a return spring and air pressure; the handle 15 is convenient for the user to carry by hand.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A leak-proof valve for fire extinguisher is characterized in that: the anti-leakage valve comprises an anti-leakage valve structure (1), wherein the anti-leakage valve structure (1) comprises an anti-leakage main body (2) and a shell frame (3), and the anti-leakage main body (2) is slidably arranged at the inner end of the shell frame (3); the anti-leakage main body (2) comprises a magnet block (4), a nut (5), a fixing seat (7), a sliding rod (8), a sealing disc (9), a second handle (10) and a pressing rod (11), wherein the lower end of the magnet block (4) is fixedly connected to the upper end of the sliding rod (8), the nut (5) is slidably mounted on the outer wall of the upper portion of the sliding rod (8), the nut (5) is magnetically attracted to the magnet block (4), the outer end of the sliding rod (8) is provided with screw threads matched with the nut (5), the lower end of the fixing seat (7) is fixedly connected to the outer end of a shell frame (3), the front end of the pressing rod (11) is rotatably mounted at the upper end of the fixing seat (7), the sliding rod (8) is slidably mounted on the inner wall of the shell frame (3), the upper end of the sealing disc (9) is fixedly connected to the lower end of the sliding rod (8), and the second handle (10) is fixedly sleeved at the rear end of the pressing rod (11), the pressure lever (11) penetrates through the sliding rod (8), and the pressure lever (11) is in sliding contact with the sliding rod (8).

2. A leak-proof valve for fire extinguishers as recited in claim 1, wherein: the anti-leakage main body (2) further comprises a return spring, the return spring is sleeved on the outer wall of the sliding rod (8) in a sliding mode, the upper end of the return spring is fixedly connected with the sliding rod (8), and the lower end of the return spring is fixedly connected with the shell frame (3).

3. A leak-proof valve for fire extinguishers as recited in claim 1, wherein: the anti-leakage main body (2) further comprises a first handle (6), and the lower end of the first handle (6) is fixedly connected to the outer end of the nut (5).

4. A leak-proof valve for fire extinguishers as recited in claim 1, wherein: the shell frame (3) comprises a supporting seat (12), a sealing shell cover (13) and a shell (14), the lower end of the supporting seat (12) is fixedly connected to the upper end of the sealing shell cover (13), the lower end of the sealing shell cover (13) is fixedly connected to the upper end of the shell (14), the sliding rod (8) penetrates through the sealing shell cover (13) in a sliding sealing mode, the lower end of the reset spring is fixedly connected to the upper end of the sealing shell cover (13), and the outer wall of the reset spring is in movable contact with the supporting seat (12); the side wall of the pressure lever (11) is in sliding contact with the inner wall of the support seat (12); the lower end of the shell (14) is pressed together with the sealing disc (9) in a sealing manner.

5. A leak-proof valve for fire extinguishers as recited in claim 4, wherein: the shell frame (3) further comprises a lifting handle (15), and the front end of the lifting handle (15) is fixedly connected to the rear end of the sealing shell cover (13).