CN218031434U

CN218031434U - Boiler system is with stop valve that has anti crack function of resistance to compression

Info

Publication number: CN218031434U
Application number: CN202222190102.7U
Authority: CN
Inventors: 杨洋
Original assignee: Heilongjiang Beifang Valve Co ltd
Current assignee: Heilongjiang Beifang Valve Co ltd
Priority date: 2022-08-19
Filing date: 2022-08-19
Publication date: 2022-12-13
Anticipated expiration: 2032-08-19

Abstract

The utility model discloses a boiler system is with stop valve that has anti function of splitting of resistance to compression, relate to stop valve technical field, the utility model provides a boiler system is with stop valve that has anti function of splitting of resistance to compression, including valve body and the coupling mechanism of setting in the valve body outside, the utility model provides an if too big easy problem that makes the valve port fracture hard when extruding the valve port of extrusion head, through rotating the rolling disc, make the rolling disc drive the threaded rod rotate at the thread inslot portion, the threaded rod rotates and drives the second stationary blade downstream, the second stationary blade drives the rubber piece downstream, when the rubber piece contacts with lower brake block and last brake block, when continuing to rotate the rolling disc, the rubber piece can block up the valve port between lower brake block and the last brake block, the rubber piece has elasticity, when the second stationary blade continues the downstream, can play the buffering guard action to lower brake block and last brake block, prevent that the extrusion head from making the valve port fracture hard when extruding the valve port.

Description

Boiler system is with stop valve that has anti crack function of resistance to compression

Technical Field

The utility model relates to a stop valve technical field specifically is a boiler system is with stop valve that has anti crack function of resistance to compression.

Background

The shut-off valve is also called a shut-off valve, and belongs to a forced sealing type valve, so when the valve is closed, pressure must be applied to the valve clack to force the sealing surface not to leak. When the medium enters the valve from the lower part of the valve clack, the resistance to be overcome by the operating force is the friction force between the valve rod and the packing and the thrust generated by the pressure of the medium, the force for closing the valve is larger than the force for opening the valve, so the diameter of the valve rod is larger, otherwise the failure of the valve rod buckling can occur. The connection mode is divided into three types: flange connection, screw thread connection and welding connection.

Present stop valve is closed through rotating the extrusion when closing, and if the extrusion head made the valve port fracture too big easily hard when the extrusion valve port, the stop valve was used flange joint more when meeting with the pipeline, and at present some stop valves seal through adding the gasket in the flange side when using flange joint and prevent leaking, thereby flange side gasket exposed outside time for a long time ageing easily makes the stop valve junction appear leaking.

In order to solve the problems, the stop valve with the pressure-resistant and crack-resistant functions for the boiler system is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a boiler system is with stop valve that has anti crack function of resistance to compression, it closes through rotating the extrusion when closing to have solved the stop valve among the background art, if the extrusion head makes the valve port fracture hard too big easily when the extrusion valve port, the stop valve uses flange joint more when meeting with the pipeline, present part stop valve seals through adding the gasket in the flange side when connecting with the flange and prevents to leak, thereby the flange side gasket exposes outside time for a long time easy ageing make the stop valve junction appear the problem of leaking.

In order to achieve the above object, the utility model provides a following technical scheme: a stop valve with compression and crack resistance functions for a boiler system comprises a valve body and two groups of connecting mechanisms arranged on the outer side of the valve body, wherein the valve body comprises a valve casing arranged between the two groups of connecting mechanisms, the upper end of the valve casing is fixedly connected with a connecting block, the upper end of the connecting block is provided with a valve cover, a threaded rod is arranged in the valve cover, and the bottom of the threaded rod is provided with a plugging mechanism;

the plugging mechanism comprises a second fixing piece fixedly connected to the bottom of the threaded rod, and a rubber block is arranged at the bottom of the second fixing piece.

Preferably, the inside bottom fixedly connected with of valve casing is brake shoe down, and the inside top fixedly connected with of valve casing is gone up the brake shoe.

Preferably, a rubber pad is arranged at the upper end of the connecting block, and the connecting block is connected with the valve cover through the rubber pad.

Preferably, the valve cover is internally provided with thread grooves which are matched with the threaded rods, the upper end of the valve cover is provided with four groups of fixing screws, and the top of each threaded rod is fixedly connected with a rotating disc.

Preferably, the plugging mechanism further comprises a first fixing piece fixedly connected to the outer side of the threaded rod, a screw groove is formed in the outer side of the first fixing piece, and four groups of screw grooves are formed in the screw groove.

Preferably, the first stationary blade outside is provided with the extrusion screw, and extrudees screw and screw groove phase-match, and rubber block upper end fixedly connected with rubber fixture block.

Preferably, coupling mechanism includes the flange of fixed connection in valve casing one side, and first screw hole has been seted up in the flange outside, and flange one side is provided with the rubber circle pad, and the second screw hole has been seted up to rubber circle pad one side.

Preferably, flange one side fixedly connected with sleeve, the rubber groove has been seted up in the sleeve outside, and the sleeve outside is provided with the rubber rand, and rubber rand and rubber groove phase-match.

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

1. the utility model provides a pair of boiler system is with stop valve that has anti crack function of resistance to compression, rotate the extrusion screw, make the extrusion screw pass through the screw groove and extrude rubber fixture block downwards, make the block rubber fix in the second stationary blade outside, through rotating the rolling disc, make the rolling disc drive the threaded rod and rotate at the thread inslot portion, the threaded rod rotates and drives second stationary blade downwardly moving, the second stationary blade drives the block rubber downwardly moving, when the block rubber contacts with lower brake shoe and last brake shoe, when continuing to rotate the rolling disc, the block rubber can block up the valve port between lower brake shoe and the last brake shoe, the block rubber has elasticity, when the second stationary blade continues the downwardly moving, can play the buffering guard action to lower brake shoe and last brake shoe, prevent to extrude the head and make the valve port fracture too big hard when extruding the valve port.

2. The utility model provides a pair of boiler system is with stop valve that has anti crack function of resistance to compression, make the sleeve embolia inside the connecting tube through the mounting flange, the rubber rand passes through the laminating of sleeve entering connecting tube inside and connecting tube inner wall, the laminating of rubber rand and connecting tube inner wall plays airtight effect for the first time, the screw makes the flange be connected with the connecting tube through first screw hole and second screw hole, when screwing up the screw, the airtight effect of second time is played with the flange inseparable laminating to rubber circle pad, prevent that the stop valve junction from appearing leaking.

Drawings

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

fig. 2 is a schematic plan view of the valve body of the present invention;

fig. 3 is a schematic plan structure view of the plugging mechanism of the present invention;

fig. 4 is a schematic view of the connection mechanism of the present invention.

In the figure: 1. a valve body; 11. a valve housing; 111. a lower brake block; 112. an upper brake block; 113. connecting blocks; 12. a rubber pad; 13. a valve cover; 131. a thread groove; 14. fixing screws; 15. a threaded rod; 16. a plugging mechanism; 161. a first fixing sheet; 1611. a screw groove; 162. extruding the screw; 163. a second fixing piece; 164. a rubber block; 1641. a rubber clamping block; 17. rotating the disc; 2. a connecting mechanism; 21. a flange; 211. a first screw hole; 22. a rubber ring pad; 221. a second screw hole; 23. a sleeve; 231. a rubber groove; 24. a rubber collar.

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.

For a further understanding of the present invention, reference is made to the following detailed description taken in conjunction with the accompanying drawings.

Combine fig. 1-fig. 3, the utility model discloses a boiler system is with stop valve that has anti function of splitting of resistance to compression, including valve body 1 and the coupling mechanism 2 of setting in the valve body 1 outside, and coupling mechanism 2 is provided with two sets ofly, valve body 1 is including setting up the valve casing 11 between two sets of coupling mechanism 2, valve casing 11 upper end fixedly connected with connecting block 113, connecting block 113 upper end is provided with valve gap 13, the inside threaded rod 15 that is provided with of

valve gap

13, 15 bottoms of threaded rod are provided with shutoff mechanism 16, shutoff mechanism 16 includes the second stationary blade 163 of fixed connection in 15 bottoms of threaded rod, second stationary blade 163 bottom is provided with rubber block 164.

The present invention will be further described with reference to the following examples.

The first embodiment is as follows:

referring to fig. 2 and 3, the lower brake shoe 111 is fixedly connected to the bottom end inside the valve housing 11, the upper brake shoe 112 is fixedly connected to the top end inside the valve housing 11, the rubber pad 12 is arranged at the upper end of the connecting block 113, the connecting block 113 is connected with the valve cover 13 through the rubber pad 12, the threaded groove 131 is formed inside the valve cover 13, the threaded groove 131 is matched with the threaded rod 15, the fixing screws 14 are arranged at the upper end of the valve cover 13, four groups of the fixing screws 14 are arranged, the rotating disc 17 is fixedly connected to the top of the threaded rod 15, the plugging mechanism 16 further comprises a first fixing plate 161 fixedly connected to the outer side of the threaded rod 15, the screw groove 1611 is formed outside the first fixing plate 161, four groups of the screw grooves 1611 are formed, the extrusion screws 162 are arranged on the outer side of the first fixing plate 161, the extrusion screws 162 are matched with the screw grooves 1611, and the rubber clamping blocks 1641 are fixedly connected to the upper end of the rubber clamping blocks 164.

The second embodiment:

combine fig. 2 and fig. 4, coupling mechanism 2 includes flange 21 of fixed connection in valve casing 11 one side, and first screw hole 211 has been seted up in the flange 21 outside, and flange 21 one side is provided with rubber circle pad 22, and second screw hole 221 has been seted up to rubber circle pad 22 one side, and flange 21 one side fixedly connected with sleeve 23, rubber groove 231 has been seted up in the sleeve 23 outside, and the sleeve 23 outside is provided with rubber rand 24, and rubber rand 24 and rubber groove 231 phase-match.

In conclusion: the utility model provides a pair of boiler system is with stop valve that has anti-compression and anti-cracking function, rotate extrusion screw 162, make extrusion screw 162 pass through screw groove 1611 and extrude rubber fixture block 1641 downwards, make block rubber 164 fix in the second stationary blade 163 outside, through rotating rolling disc 17, make rolling disc 17 drive threaded rod 15 rotate at the inside screw groove 131, threaded rod 15 rotates and drives second stationary blade 163 downstream, second stationary blade 163 drives block rubber 164 downstream, when block rubber 164 contacts with lower brake block 111 and last brake block 112, when continuing to rotate rolling disc 17, block rubber 164 can plug up the valve port between lower brake block 111 and the last brake block 112, make inside sleeve 23 embolia the connecting tube through moving flange 21, rubber rand 24 gets into the inside and the laminating of connecting tube inner wall through sleeve 23, rubber rand 24 plays the airtight effect of first time with the laminating of connecting tube inner wall, the screw makes flange 21 be connected with the connecting tube through first screw hole 211 and second screw hole 221 and is connected, when screwing up, block rubber 22 closely plays the airtight effect of second with connecting tube inner wall laminating.

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 various 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 boiler system is with stop valve that has anti crack function of resistance to compression, includes valve body (1) and sets up coupling mechanism (2) in the valve body (1) outside, and coupling mechanism (2) are provided with two sets ofly, its characterized in that: the valve body (1) comprises a valve casing (11) arranged between two groups of the connecting mechanisms (2), the upper end of the valve casing (11) is fixedly connected with a connecting block (113), the upper end of the connecting block (113) is provided with a valve cover (13), a threaded rod (15) is arranged in the valve cover (13), and the bottom of the threaded rod (15) is provided with a blocking mechanism (16);

the plugging mechanism (16) comprises a second fixing piece (163) fixedly connected to the bottom of the threaded rod (15), and a rubber block (164) is arranged at the bottom of the second fixing piece (163).

2. The stop valve with pressure and crack resistant functions for the boiler system according to claim 1, wherein: the inside bottom fixedly connected with of valve casing (11) is brake shoe (111) down, and brake shoe (112) are gone up to the inside top fixedly connected with of valve casing (11).

3. The stop valve with pressure and crack resisting functions for the boiler system according to claim 1, wherein: the upper end of the connecting block (113) is provided with a rubber pad (12), and the connecting block (113) is connected with the valve cover (13) through the rubber pad (12).

4. The stop valve with pressure and crack resisting functions for the boiler system according to claim 1, wherein: thread grooves (131) are formed in the valve cover (13), the thread grooves (131) are matched with the threaded rods (15), fixing screws (14) are arranged at the upper end of the valve cover (13), four groups of fixing screws (14) are arranged, and the top of each threaded rod (15) is fixedly connected with a rotating disc (17).

5. The stop valve with pressure and crack resistant functions for the boiler system according to claim 1, wherein: the plugging mechanism (16) further comprises a first fixing plate (161) fixedly connected to the outer side of the threaded rod (15), a screw groove (1611) is formed in the outer side of the first fixing plate (161), and four groups of screw grooves (1611) are formed in the outer side of the screw groove.

6. The stop valve with pressure and crack resisting functions for the boiler system according to claim 5, wherein: the first fixing plate (161) is provided with extrusion screw (162) in the outside, and extrusion screw (162) and screw groove (1611) phase-match, and rubber block (164) upper end fixedly connected with rubber fixture block (1641).

7. The stop valve with pressure and crack resistant functions for the boiler system according to claim 1, wherein: coupling mechanism (2) have seted up first screw hole (211) including fixed connection flange (21) in valve casing (11) one side in the flange (21) outside, and flange (21) one side is provided with rubber circle pad (22), and second screw hole (221) have been seted up to rubber circle pad (22) one side.

8. The stop valve with pressure and crack resisting functions for the boiler system according to claim 7, wherein: flange (21) one side fixedly connected with sleeve (23), rubber groove (231) have been seted up in sleeve (23) outside, and sleeve (23) outside is provided with rubber rand (24), and rubber rand (24) and rubber groove (231) phase-match.