CN210265923U

CN210265923U - High-temperature-resistant sealing stop valve

Info

Publication number: CN210265923U
Application number: CN201920690321.7U
Authority: CN
Inventors: 唐修文; 李跃专; 管瑟堂; 曹军; 李想; 李慧
Original assignee: Jiangsu Sanoville Machinery Co Ltd
Current assignee: Jiangsu Sanoville Machinery Co Ltd
Priority date: 2019-05-11
Filing date: 2019-05-11
Publication date: 2020-04-07
Anticipated expiration: 2029-05-11

Abstract

The utility model discloses a high temperature resistant canned type stop valve, including valve body, miniature pump and seal cover, the delivery port has been seted up to the inboard of valve body, and the top of valve body is provided with the water tank, the internally mounted of water tank has miniature pump, and the outside of water tank is connected with water injection pipe and wet return respectively to water injection pipe and miniature pump interconnect, the valve plug is installed to the below of adjusting the pole, and has seted up first perforation and second perforation on the valve plug respectively to first perforation and second perforation all are located the below of adjusting the pole, install the horizontal pole on the cooling plate, and the cooling plate passes through horizontal pole and valve plug interconnect, install the diaphragm on the horizontal pole, and the diaphragm is located the inboard of valve plug. This high temperature resistant canned type stop valve, the convenience is cooled off the seal cover in the valve plug outside and is handled, avoids the sealed cover fracture damaged condition to appear under the long-time high temperature condition to indirectly prolonged the life of valve plug and seal cover, avoided influencing the leakproofness of stop valve.

Description

High-temperature-resistant sealing stop valve

Technical Field

The utility model relates to a stop valve technical field specifically is a high temperature resistant canned type stop valve.

Background

The stop valve is a sealing valve, is usually installed in a liquid transmission pipeline for liquid output control, and is a common valve device.

The existing sealing type stop valve is complex in use environment, and when the existing sealing type stop valve is used for high-temperature liquid output control, high temperature can continuously heat the rubber sealing structure, so that the phenomenon that the rubber sealing structure cracks and is damaged under the long-time heating condition is caused, and the sealing performance of the stop valve is damaged. Aiming at the problems, the novel stop valve is innovatively designed on the basis of the original stop valve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high temperature resistant canned type stop valve to the current canned type stop valve service environment who proposes in solving above-mentioned background art is complicated, and when being used for high temperature liquid output control, high temperature can carry out the continuous heating to rubber seal structure, thereby leads to rubber seal structure can appear the damaged phenomenon of fracture under long-time heating condition, and then leads to the leakproofness of stop valve to receive the problem of destruction.

In order to achieve the above object, the utility model provides a following technical scheme: a high-temperature-resistant sealing type stop valve comprises a valve body, a miniature water pump and a seal sleeve, wherein a water outlet is formed in the inner side of the valve body, a water tank is arranged above the valve body, the miniature water pump is arranged in the water tank, the outer side of the water tank is respectively connected with a water injection pipe and a water return pipe, the water injection pipe and the miniature water pump are mutually connected, the water injection pipe and the water return pipe are both mutually connected with an adjusting rod, a water injection cavity and a water return cavity are respectively formed in the adjusting rod, the water injection cavity and the water return cavity are respectively mutually connected with the water injection pipe and the water return pipe, a valve plug is arranged below the adjusting rod, a first perforation and a second perforation are respectively formed in the valve plug, the first perforation and the second perforation are both positioned below the adjusting rod, the seal sleeve is arranged on the outer side of the valve plug, and the cooling plate is connected with the valve plug through a cross rod, a transverse plate is arranged on the cross rod, and the transverse plate is positioned on the inner side of the valve plug.

Preferably, water injection pipe and wet return are the plastic hose material, and water injection pipe and wet return equally divide do not with water tank and regulation pole hot melt connection.

Preferably, be welded connection between regulation pole and the valve plug, and adjust water injection chamber and the return water chamber on the pole and respectively with first perforation and the perforation of second align each other.

Preferably, the valve plug is hollow structure, and the nested seal cover that has in the outside of valve plug to the seal cover is the rubber material.

Preferably, cooling plate, horizontal pole and diaphragm are copper metal material, and cooling plate, horizontal pole and diaphragm be integrated structure to but cooling plate, horizontal pole and diaphragm are equidistantly distributed on the valve plug.

Compared with the prior art, the beneficial effects of the utility model are that: the high-temperature resistant sealing type stop valve is provided with a valve body,

1. the sealing sleeve outside the valve plug is conveniently cooled, and the situation that the sealing sleeve is cracked and damaged under the condition of long-time high temperature is avoided, so that the service lives of the valve plug and the sealing sleeve are indirectly prolonged, and the sealing performance of the stop valve is prevented from being influenced;

2. the cooling liquid in the water tank completes the circulating flow in the valve plug through the water injection pipe, the water return pipe, the water injection cavity and the water return cavity, so that the purpose of the circulating cooling of the sealing sleeve is realized.

Drawings

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

fig. 2 is a schematic view of the internal structure of the valve plug of the present invention;

fig. 3 is the schematic view of the structure of the cooling plate and the transverse plate of the present invention.

In the figure: 1. a valve body; 2. a water outlet; 3. a water tank; 4. a micro water pump; 5. a water injection pipe; 6. a water return pipe; 7. adjusting a rod; 8. a water injection cavity; 9. a water return cavity; 10. a valve plug; 11. a first perforation; 12. a second perforation; 13. sealing sleeves; 14. a cooling plate; 15. a cross bar; 16. a transverse plate.

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 high-temperature-resistant sealing type stop valve comprises a valve body 1, a miniature water pump 4 and a sealing sleeve 13, wherein a water outlet 2 is formed in the inner side of the valve body 1, a water tank 3 is arranged above the valve body 1, the miniature water pump 4 is installed in the water tank 3, the outer side of the water tank 3 is respectively connected with a water injection pipe 5 and a water return pipe 6, the water injection pipe 5 and the miniature water pump 4 are mutually connected, the water injection pipe 5 and the water return pipe 6 are made of plastic hose materials, the water injection pipe 5 and the water return pipe 6 are respectively in hot-melting connection with the water tank 3 and an adjusting rod 7, the installation stability of the water injection pipe 5 and the water return pipe 6 is improved, and the water injection pipe 5 and the;

the water injection pipe 5 and the water return pipe 6 are connected with an adjusting rod 7, a water injection cavity 8 and a water return cavity 9 are respectively arranged inside the adjusting rod 7, the water injection cavity 8 and the water return cavity 9 are respectively connected with the water injection pipe 5 and the water return pipe 6, the adjusting rod 7 is connected with the valve plug 10 in a welding way, and the water injection cavity 8 and the water return cavity 9 on the adjusting rod 7 are respectively aligned with the first perforation 11 and the second perforation 12, so that cooling liquid is conveniently injected into the valve plug 10 through the water injection cavity 8 and the first perforation 11 and then discharged from the second perforation 12 and the water return cavity 9, the valve plug 10 is arranged below the adjusting rod 7, the first perforation 11 and the second perforation 12 are respectively arranged on the valve plug 10, and the first through hole 11 and the second through hole 12 are both located below the adjusting rod 7, the valve plug 10 is a hollow structure, a sealing sleeve 13 is nested on the outer side of the valve plug 10, and the sealing sleeve 13 is made of rubber, so that cooling liquid can be conveniently injected into the hollow valve plug 10;

the outside of valve plug 10 is provided with seal cover 13, and seal cover 13 installs cooling plate 14 in the inboard, install horizontal pole 15 on the cooling plate 14, and cooling plate 14 passes through horizontal pole 15 and valve plug 10 interconnect, install diaphragm 16 on the horizontal pole 15, and diaphragm 16 is located the inboard of valve plug 10, cooling plate 14, horizontal pole 15 and diaphragm 16 are copper metal material, and cooling plate 14, horizontal pole 15 and diaphragm 16 be the integrated structure, and cooling plate 14, horizontal pole 15 and diaphragm 16 are equidistant distribution on valve plug 10, be favorable to guiding the dissipation to the heat on the seal cover 13.

The working principle is as follows: when the valve body 1 needs to be sealed, the adjusting rod 7 is screwed downwards through threads at the moment, the adjusting rod 7 drives the valve plug 10 and the sealing sleeve 13 to be inserted into the water outlet 2 on the valve body 1, the valve plug 10 and the sealing sleeve 13 are matched to seal the water outlet 2 at the moment, when high-temperature liquid in the valve body 1 continuously heats the sealing sleeve 13 on the valve plug 10, the micro water pump 4 extracts cooling liquid in the water tank 3, then the cooling liquid is injected into the water injection cavity 8 on the adjusting rod 7 through the water injection pipe 5, then the cooling liquid is injected into the hollow valve plug 10 through the water injection cavity 8 and the first through hole 11, at the moment, the cooling plate 14 guides heat on the sealing sleeve 13, the heat is guided to the transverse plate 16 through the cooling plate 14 and the transverse rod 15, and the transverse plate 16 is immersed in the cooling liquid in the valve plug 10 at the, thereby the coolant liquid cools off diaphragm 16, and the coolant liquid is by the second perforation 12 discharge valve plug 10 after that, and the coolant liquid rethread return water chamber 9 and return water pipe 6 accomplish the circulation in arranging return water tank 3 once more to realized cooling seal cover 13, avoided seal cover 13 the damaged condition of fracture to appear, such high temperature resistant canned type stop valve makes things convenient for people's use.

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 high temperature resistant canned type stop valve, includes valve body (1), miniature pump (4) and seal cover (13), its characterized in that: the water outlet (2) is formed in the inner side of the valve body (1), the water tank (3) is arranged above the valve body (1), the miniature water pump (4) is arranged inside the water tank (3), the outer side of the water tank (3) is connected with the water injection pipe (5) and the water return pipe (6) respectively, the water injection pipe (5) and the miniature water pump (4) are connected with each other, the water injection pipe (5) and the water return pipe (6) are connected with the adjusting rod (7) respectively, the water injection cavity (8) and the water return cavity (9) are formed inside the adjusting rod (7) respectively, the water injection cavity (8) and the water return cavity (9) are connected with the water injection pipe (5) and the water return pipe (6) respectively, the valve plug (10) is arranged below the adjusting rod (7), the first perforation (11) and the second perforation (12) are formed on the valve plug (10) respectively, and the first perforation (11) and the second perforation (12) are located below the adjusting rod (7), the outside of valve plug (10) is provided with seal cover (13), and seal cover (13) inboard installs cooling plate (14), install horizontal pole (15) on cooling plate (14), and cooling plate (14) pass through horizontal pole (15) and valve plug (10) interconnect, install diaphragm (16) on horizontal pole (15), and diaphragm (16) are located the inboard of valve plug (10).

2. The high-temperature-resistant sealed stop valve according to claim 1, wherein: water injection pipe (5) and wet return (6) are the plastic hose material, and water injection pipe (5) and wet return (6) are equallyd divide and do not adjust pole (7) hot melt with water tank (3) and be connected.

3. The high-temperature-resistant sealed stop valve according to claim 1, wherein: adjust and be welded connection between pole (7) and valve plug (10), and adjust water injection chamber (8) and return water chamber (9) on pole (7) and respectively with first perforation (11) and second perforation (12) align each other.

4. The high-temperature-resistant sealed stop valve according to claim 1, wherein: valve plug (10) are hollow structure, and the outside nestification of valve plug (10) has seal cover (13) to seal cover (13) are the rubber material.

5. The high-temperature-resistant sealed stop valve according to claim 1, wherein: cooling plate (14), horizontal pole (15) and diaphragm (16) are copper metal material, and cooling plate (14), horizontal pole (15) and diaphragm (16) be integrated structure to cooling plate (14), horizontal pole (15) and diaphragm (16) are equidistant distribution on valve plug (10).