CN210623636U

CN210623636U - Support column type gate valve

Info

Publication number: CN210623636U
Application number: CN201920234692.4U
Authority: CN
Inventors: 吴寿涛
Original assignee: Tongling Jingwei Fluid Technology Co Ltd
Current assignee: Tongling Jingwei Fluid Technology Co Ltd
Priority date: 2019-02-25
Filing date: 2019-02-25
Publication date: 2020-05-26
Anticipated expiration: 2029-02-25

Abstract

The utility model discloses a prop-type gate valve, which comprises a gate cabin, a valve pipe, a valve cover, a connecting cylinder, a threaded sleeve, a threaded rod, a slide rod, a fixed block, a T-shaped block, a wedge-shaped flashboard, a connecting ring, a rubber ring, a fixed rod, a prop and a rotating device, wherein through holes are symmetrically arranged on two sides of the gate cabin, the valve pipe is symmetrically and integrally formed on two sides of the gate cabin and is communicated with the through holes, the valve cover is fixed on the top of the gate cabin through bolts, the connecting cylinder is welded on the top of the valve cover, the threaded sleeve is welded on the top of the connecting cylinder, the threaded sleeve is in threaded connection with the threaded rod, the threaded rod is in sliding connection with the inner wall of the connecting cylinder, the slide rod is welded at one end of the threaded rod, the slide rod is in sliding connection with the valve cover through dynamic sealing, the fixed block is welded on one end of, and the sealing effect is better, and the use of people is convenient.

Description

Support column type gate valve

Technical Field

The utility model relates to a gate valve technical field specifically is a support post formula gate valve.

Background

The gate valve is a shutter, the movement direction of the shutter is vertical to the fluid direction, and the gate valve can only be fully opened and fully closed and cannot be adjusted and throttled. Gate valves are sealed by the contact of the valve seat and gate plate, and the sealing surface is usually welded with metal materials to increase wear resistance, such as 1Cr13, STL6, stainless steel, etc. The gate plate is provided with a rigid gate plate and an elastic gate plate, and the gate valve is divided into a rigid gate valve and an elastic gate valve according to the difference of the gate plates;

the existing gate valve is opened and closed by rotating a hand wheel, and when people touch the hand wheel carelessly, the hand wheel is often rotated, so that the closed gate valve is slightly opened, and liquid is leaked;

and after current gate valve was closed, the flashboard was become flexible easily, leads to the leakproofness relatively poor. To this end, we propose a prop gate valve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a support post formula gate 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 prop-type gate valve comprises a gate bin, a valve pipe, a valve cover, a connecting cylinder, a threaded sleeve, a threaded rod, a sliding rod, a fixed block, a T-shaped block, a wedge-shaped flashboard and a rotating device, wherein through holes are symmetrically formed in two sides of the gate bin, the valve pipe is symmetrically and integrally formed in two sides of the gate bin and is communicated with the through holes, the valve cover is fixed at the top of the gate bin through bolts, the connecting cylinder is welded at the top of the valve cover, the threaded sleeve is welded at the top of the connecting cylinder, the threaded rod is in threaded connection with the inner wall of the threaded sleeve and is in sliding connection with the inner wall of the connecting cylinder, the sliding rod is welded at one end of the threaded rod, the sliding rod is in sliding connection with the valve cover through a dynamic seal, the fixed block is welded at one end of the sliding rod penetrating through the valve cover, and wedge flashboard and fixed block sliding connection, wedge flashboard and floodgate storehouse sliding connection, threaded rod top is passed the threaded sleeve and is welded there is rotary device

Preferably, the through-hole inner wall welding of floodgate storehouse one side has the go-between, the go-between is close to one side of wedge flashboard and pastes and has the rubber ring, the through-hole inner wall welding of one side of going away from the go-between in the floodgate storehouse has the dead lever, the welding of one side that the dead lever middle part is close to the wedge flashboard has the support post.

Preferably, rotary device includes carousel, outer sleeve, inner skleeve, first spacing ring, second spacing ring, goes up carousel, spring, latch and hand wheel down, the welding of threaded rod top has carousel down, carousel upper surface welding has the outer sleeve down, outer sleeve inner wall sliding connection has the inner skleeve, the welding of outer sleeve inner wall upper end has first spacing ring, and inner skleeve and first spacing ring sliding connection, the welding of inner skleeve outside lower extreme has the second spacing ring, and second spacing ring and outer sleeve inner wall sliding connection, the inner skleeve top is fixed with the carousel, carousel upper surface welding has the spring down, and spring top and last carousel welding, carousel upper surface and the impartial welding of carousel lower surface have the latch down, it has the hand wheel to go up the carousel upper surface through the bolt fastening.

Preferably, one end of the latch is arranged in a conical shape.

Preferably, an installation ring is welded at one end, far away from the brake bin, of the outer side of the valve pipe.

Preferably, the bottom of the inner wall of the lock chamber is adhered with a sealing gasket.

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

1. when the utility model is used, the hand wheel is pressed to drive the upper rotary disc to slide downwards, so that the upper rotary disc extrudes the spring, the latch on the upper rotary disc is clamped with the space between the latches on the lower rotary disc, the upper rotary disc and the lower rotary disc are limited by the outer sleeve and the inner sleeve, and the upper rotary disc can not be separated from the lower rotary disc by the first limiting ring and the second limiting ring, after the latches on the upper rotary disc are meshed with the latches on the lower rotary disc, the hand wheel is rotated at the moment, so that the upper rotary disc is driven to rotate, the lower rotary disc is driven to rotate by the limiting of the latches, so that the threaded rod is driven to rotate, the threaded rod is in threaded connection with the threaded sleeve, so that the threaded rod slides upwards, the slide rod is driven to slide, the slide rod drives the fixed block to slide, so that the wedge-shaped gate plate on the fixed, the hand wheel is loosened, the upper rotating disc moves upwards under the action of the spring, the latch on the upper rotating disc is separated from the latch on the lower rotating disc, and when people touch the hand wheel carelessly, the hand wheel idles, the threaded rod cannot be driven to rotate, and liquid leakage is prevented.

2. The utility model discloses wedge flashboard and T-shaped piece fixed connection, T-shaped piece and T-shaped groove cooperate, make the wedge flashboard can slide under the fixed block, when the wedge flashboard slides down, the inclined plane of wedge flashboard contacts with supporting the post, and then makes the wedge flashboard slide to the direction of rubber ring, makes the wedge flashboard plug up the through-hole that is close to one side of rubber ring, and makes wedge flashboard extrusion rubber ring, seals the through-hole, and this device is sealed effectual, and the people of being convenient for use.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the rotary device of the present invention;

fig. 3 is the schematic view of the cross-sectional structure of the T-shaped block of the present invention.

In the figure: 1. a gate bin; 2. a valve tube; 3. a valve cover; 4. a connecting cylinder; 5. a threaded sleeve; 6. a threaded rod; 7. a slide bar; 8. a fixed block; 9. a T-shaped slot; 10. a T-shaped block; 11. a wedge-shaped gate plate; 12. a connecting ring; 13. a rubber ring; 14. fixing the rod; 15. supporting columns; 16. a rotating device; 17. a lower turntable; 18. an outer sleeve; 19. an inner sleeve; 20. a first limit ring; 21. a second stop collar; 22. an upper turntable; 23. a spring; 24. clamping teeth; 25. a hand wheel; 26. a mounting ring; 27. and a gasket.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a support column type gate valve comprises a gate bin 1, a valve pipe 2, a valve cover 3, a connecting cylinder 4, a threaded sleeve 5, a threaded rod 6, a sliding rod 7, a fixing block 8, a T-shaped block 10, a wedge-shaped gate 11 and a rotating device 16, wherein through holes are symmetrically formed in two sides of the gate bin 1, the valve pipe 2 is symmetrically and integrally formed in two sides of the gate bin 1, the valve cover 3 is fixed on the top of the gate bin 1 through a bolt, the connecting cylinder 4 is welded on the top of the valve cover 3, the threaded sleeve 5 is welded on the top of the connecting cylinder 4, the threaded rod 6 is in threaded connection with the inner wall of the threaded sleeve 5, the threaded rod 6 is in sliding connection with the inner wall of the connecting cylinder 4, the sliding rod 7 is welded at one end of the threaded rod 6, the sliding rod 7 is in sliding connection with the valve cover 3 through a dynamic seal, the fixing block 8 is welded, the inner wall of the T-shaped groove 9 is connected with a T-shaped block 10 in a sliding mode, one end of the T-shaped block 10 penetrates through the T-shaped groove 9 and is welded with a wedge-shaped flashboard 11, the wedge-shaped flashboard 11 is connected with the brake bin 1 in a sliding mode, the top of the threaded rod 6 penetrates through the threaded sleeve 5 and is welded with a rotating device 16, when the T-shaped block is used, the hand wheel 25 is pressed, the upper rotary disc 22 is driven to slide downwards, the upper rotary disc 22 is driven to extrude the spring 23, the clamping teeth 24 on the upper rotary disc 22 are connected with the clamping teeth 24 on the lower rotary disc 17 in a clamping mode, the upper rotary disc 22 and the lower rotary disc 17 are limited through the outer sleeve 18 and the inner sleeve 19 and are connected through the first limiting ring 20 and the second limiting ring 21 in a clamping mode, the upper rotary disc 22 cannot be separated from the lower rotary disc 17, after the clamping teeth 24 on the upper rotary disc 22 are, through the limit of the latch 24, the lower rotating disc 17 is driven to rotate, the threaded rod 6 is in threaded connection with the threaded sleeve 5, the threaded rod 6 is further made to slide upwards, the slide rod 7 is driven to slide, the slide rod 7 drives the fixed block 8 to slide, the wedge-shaped gate 11 on the fixed block 8 is further made to slide upwards and downwards, the wedge-shaped gate 11 is fixedly connected with the T-shaped block 10, the T-shaped block 10 is matched with the T-shaped groove 9, the wedge-shaped gate 11 can slide on the lower surface of the fixed block 8, when the wedge-shaped gate 11 slides downwards, the inclined surface of the wedge-shaped gate 11 is in contact with the support column 15, the wedge-shaped gate 11 is further made to slide towards the rubber ring 13, the wedge-shaped gate 11 blocks the through hole close to one side of the rubber ring 13, the wedge-shaped gate 11 extrudes the rubber ring, the upper rotary table 22 moves upwards to separate the latch 24 on the upper rotary table 22 from the latch 24 on the lower rotary table 17, and when people touch the hand wheel 25 carelessly, the hand wheel 25 idles, so that the threaded rod 6 cannot be driven to rotate, and liquid leakage is prevented.

In some embodiments, a connecting ring 12 is welded on the inner wall of the through hole on one side of the gate chamber 1, a rubber ring 13 is adhered on one side of the connecting ring 12 close to the wedge-shaped gate plate 11, a fixing rod 14 is welded on the inner wall of the through hole on one side of the gate chamber 1 far from the connecting ring 12, and a support column 15 is welded on one side of the middle part of the fixing rod 14 close to the wedge-shaped gate plate 11, so that the sealing performance of the gate valve is.

In some embodiments, the rotating device 16 includes a lower rotating disc 17, an outer sleeve 18, an inner sleeve 19, a first limiting ring 20, a second limiting ring 21, an upper rotating disc 22, a spring 23, a latch 24 and a hand wheel 25, the lower rotating disc 17 is welded on the top of the threaded rod 6, the outer sleeve 18 is welded on the upper surface of the lower rotating disc 17, the inner sleeve 19 is slidably connected on the inner wall of the outer sleeve 18, the first limiting ring 20 is welded on the upper end of the inner wall of the outer sleeve 18, the inner sleeve 19 is slidably connected with the first limiting ring 20, the second limiting ring 21 is welded on the lower end of the outer side of the inner sleeve 19, the second limiting ring 21 is slidably connected with the inner wall of the outer sleeve 18, the upper rotating disc 22 is fixed on the top of the inner sleeve 19, the spring 23 is welded on the upper surface of the lower rotating disc 17, the top of the spring 23 is welded with the, go up the carousel 22 upper surface and pass through the bolt fastening and have hand wheel 25, when effectively preventing people's carelessly to touch hand wheel 25, lead to threaded rod 6 to rotate, and then lead to the not hard up phenomenon of wedge flashboard 11.

In some embodiments, the latch 24 is tapered at one end to facilitate engagement between the latch 24 on the upper turntable 22 and the latch 24 on the lower turntable 17.

In some embodiments, a mounting ring 26 is welded to an end of the outer side of the valve pipe 2 away from the lock chamber 1, so as to facilitate installation of the valve pipe 2 and a pipeline.

In some embodiments, a sealing gasket 27 is adhered to the bottom of the inner wall of the lock chamber 1 to improve the sealing effect.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. The utility model provides a support post formula gate valve, includes floodgate storehouse (1), valve tube (2), valve gap (3), connecting cylinder (4), threaded sleeve (5), threaded rod (6), slide bar (7), fixed block (8), T-shaped piece (10), wedge flashboard (11) and rotary device (16), its characterized in that: the gate cabin (1) is symmetrically provided with through holes at two sides, the gate cabin (1) is symmetrically and integrally formed with valve pipes (2) at two sides, the valve pipes (2) are communicated with the through holes, the top of the gate cabin (1) is fixed with a valve cover (3) through bolts, the top of the valve cover (3) is welded with a connecting cylinder (4), the top of the connecting cylinder (4) is welded with a threaded sleeve (5), the inner wall of the threaded sleeve (5) is in threaded connection with a threaded rod (6), the threaded rod (6) is in sliding connection with the inner wall of the connecting cylinder (4), one end of the threaded rod (6) is welded with a sliding rod (7), the sliding rod (7) is in sliding connection with the valve cover (3) through a dynamic seal, one end of the sliding rod (7) penetrates through the valve cover (3) and is welded with a fixed block (8), the inner wall of the fixed block (8, t-shaped piece (10) one end passes T-shaped groove (9) and welds wedge flashboard (11), and wedge flashboard (11) and fixed block (8) sliding connection, wedge flashboard (11) and floodgate storehouse (1) sliding connection, threaded rod (6) top is passed threaded sleeve (5) and is welded rotary device (16).

2. A bunding gate valve according to claim 1, characterised in that: the welding of the through-hole inner wall of floodgate storehouse (1) one side has go-between (12), one side that go-between (12) are close to wedge flashboard (11) is pasted and is had rubber ring (13), the welding of the through-hole inner wall of one side of going away from go-between (12) in floodgate storehouse (1) has dead lever (14), one side welding that dead lever (14) middle part is close to wedge flashboard (11) has to post (15).

3. A bunding gate valve according to claim 1, characterised in that: the rotating device (16) comprises a lower rotating disc (17), an outer sleeve (18), an inner sleeve (19), a first limiting ring (20), a second limiting ring (21), an upper rotating disc (22), a spring (23), a latch (24) and a hand wheel (25), the lower rotating disc (17) is welded at the top of the threaded rod (6), the outer sleeve (18) is welded on the upper surface of the lower rotating disc (17), the inner sleeve (19) is connected on the inner wall of the outer sleeve (18) in a sliding manner, the first limiting ring (20) is welded on the upper end of the inner wall of the outer sleeve (18), the inner sleeve (19) is connected with the first limiting ring (20) in a sliding manner, the second limiting ring (21) is welded on the lower end of the outer side of the inner sleeve (19), the second limiting ring (21) is connected with the inner wall of the outer sleeve (18) in a sliding manner, the upper rotating disc (22) is fixed at, and spring (23) top and last carousel (22) welding, lower carousel (17) upper surface and the equal interval welding of last carousel (22) lower surface have latch (24), it has hand wheel (25) to pass through the bolt fastening to go up carousel (22) upper surface.

4. A bunding gate valve according to claim 3, characterised in that: one end of the latch (24) is arranged in a conical shape.

5. A bunding gate valve according to claim 1, characterised in that: and a mounting ring (26) is welded at one end of the outer side of the valve pipe (2) far away from the brake bin (1).

6. A bunding gate valve according to claim 1, characterised in that: and a sealing gasket (27) is adhered to the bottom of the inner wall of the brake bin (1).