CN217842912U

CN217842912U - Novel pressure regulating valve

Info

Publication number: CN217842912U
Application number: CN202221816597.3U
Authority: CN
Inventors: 徐福雄
Original assignee: Baotou Iron and Steel Group Co Ltd
Current assignee: Baotou Iron and Steel Group Co Ltd
Priority date: 2022-06-28
Filing date: 2022-06-28
Publication date: 2022-11-18
Anticipated expiration: 2032-06-28

Abstract

The utility model discloses a novel pressure regulating valve, which comprises an upper regulating valve shell, a lower regulating valve shell is arranged below the upper regulating valve shell, a valve seat is connected below the lower regulating valve shell, one side of the valve seat is connected with an air inlet pipeline, and the other side of the valve seat is connected with an air outlet pipeline; a valve core is connected below the valve rod, and a pressure spring is arranged on the outer side of the valve rod; and the filtering piece shell is arranged on the outer side of the air inlet pipeline, and a filtering net surface is arranged in the filtering piece shell. This novel pressure regulating valve compares with current device, can filter the gas that gets into through filtering the interior fretwork network structure filter screen of casing to can get rid of impurity in the gas, prevent that the impurity adhesion from causing corruption or jam at the pipeline inner wall to the pipeline, can be convenient for filter the mutual dismouting between casing and the admission line through the bolt, thereby can be convenient for will filter the casing and dismantle clearance or change.

Description

Novel pressure regulating valve

Technical Field

The utility model relates to a pressure regulating valve technical field specifically is a novel pressure regulating valve.

Background

At present, with the development of automation of iron and steel enterprises, gas pressure control can not be performed on various regulating valves, and the pressure regulating valves are also called self-operated balance valves, flow control valves, flow controllers, dynamic balance valves and flow balance valves, are visual, simple and convenient flow regulating and controlling devices, can be used for pressure control devices of non-corrosive media such as liquid, gas and steam, and are widely applied to industrial departments such as petroleum, chemical engineering, metallurgy, light industry and the like and urban heat supply and heating systems.

The filter assembly is usually lacked in the existing pressure regulating valve, or the structure of the integrated type is formed with the valve, the filter assembly is difficult to be installed, disassembled and cleaned independently, and the inconvenience in use is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel pressure regulating valve to propose in solving above-mentioned background art because lack the filter assembly usually in the current pressure regulating valve, or the filter assembly of installation is direct welding or fixed mounting usually on the valve, forms the structure of integral type with the valve, is difficult to install alone to the filter assembly and dismantles the clearance, has caused the inconvenient problem of use.

In order to achieve the above object, the utility model provides a following technical scheme: a novel pressure regulating valve comprising:

the gas regulating valve comprises an upper regulating valve shell, a lower regulating valve shell, a valve seat, a gas inlet pipeline and a gas outlet pipeline, wherein the lower regulating valve shell is arranged below the upper regulating valve shell;

the upper part of the upper shell of the regulating valve is connected with a regulating rotating wheel, the lower part of the threaded lifting rod is connected with a lifting seat, the middle part of the lower part of the lifting seat is connected with a valve rod, the lower part of the valve rod is connected with a valve core, and the outer side of the valve rod is provided with a pressure spring;

filter the piece casing, it is installed the outside of admission line, filter the internally mounted of piece casing and have the filter screen face, filter the junction of piece casing and be provided with rubber packing pad.

Preferably, the air outlet pipeline is further provided with:

and the pressure gauge is arranged on the air outlet pipeline, and the air inlet pipeline forms a communication structure with the air outlet pipeline through the valve seat.

Preferably, the filter screen surface is a hollowed-out net structure, and a sealing structure is formed between the filter piece shells through a rubber sealing gasket.

Preferably, the filter element shell is connected with the air inlet pipeline through a bolt, and the size of the filter element shell is matched with that of the air inlet pipeline.

Preferably, the threaded lifting rod penetrates through the upper end of the upper shell of the regulating valve, and the lifting seat and the lower shell of the regulating valve form an elastic structure through a pressure spring.

Preferably, the valve rod is perpendicular to the lifting seat, and the valve core is matched with the inner size of the valve seat.

Preferably, the regulating wheel is further provided with:

the lubricating channel is arranged inside the adjusting rotating wheel, the thread lifting rod and the valve rod, a plurality of oil outlet through holes are formed in the bottom of the outer wall of the valve rod, and the lubricating channel is communicated with the oil outlet through holes.

Compared with the prior art, the utility model provides a novel pressure regulating valve possesses following beneficial effect: this novel pressure regulating valve can filter the gas that gets into through filtering the interior fretwork network structure filter screen of casing to can get rid of impurity in the gas, prevent that the impurity adhesion from causing corruption or jam at the pipeline inner wall to the pipeline, can be convenient for filter the mutual dismouting between casing and the admission line through the bolt, thereby can be convenient for will filter the casing and dismantle clearance or change.

1. The utility model discloses a manometer can be convenient for carry out visual observation to the pressure value in the pipeline in the use, through the admission line, the cooperation of disk seat and the pipeline of giving vent to anger can be convenient for the transport to gas, hollow out network structure filter screen face can filter the gas of entering in the filter part casing, thereby can get rid of impurity in the gas, prevent that impurity adhesion from at the pipeline inner wall, cause corruption or jam to the pipeline, can guarantee the connection compactness between filter part casing and the admission line through the rubber packing pad, can be convenient for the mutual dismouting between filter part casing and the admission line through the bolt, thereby can be convenient for dismantle the clearance or change filter part casing, avoided often lacking the filter assembly in the current pressure regulating valve, or the filter assembly of installation is usually direct welding or fixed mounting on the valve, form the structure of integral type with the valve, be difficult to install alone and dismantle the clearance to the filter assembly, the inconvenient problem of use has been caused;

2. the utility model can mutually rotate with the upper shell of the regulating valve through the threaded lifting rod to drive the lifting seat to move in the vertical direction, and can generate acting force in the relative direction between the lifting seat and the lower shell of the regulating valve through the pressure spring, and the valve rod can move up and down along with the lifting seat so as to drive the valve core to synchronously move, and the relative distance between the valve rod and the valve seat can be changed through the movement of the valve core, thereby achieving the effect of pressure regulation;

3. the utility model discloses a lubrication passage can be convenient for to the transport of lubricating oil, can make the outside even flow of lubricating oil to case outer wall through the through-hole that produces oil to can play lubricated effect to case and disk seat inner wall, prevent that frictional force between the two is too big, the two-way wearing and tearing that cause.

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 present invention;

FIG. 3 is a schematic cross-sectional view of the filter housing of the present invention;

fig. 4 is the internal structure diagram of the valve rod of the present invention.

In the figure: 1. an upper shell of the regulating valve; 2. a regulating valve lower housing; 3. a valve seat; 4. an air intake duct; 5. an air outlet pipe; 6. a pressure gauge; 7. adjusting the rotating wheel; 8. a threaded lifting rod; 9. a lifting seat; 10. a pressure spring; 11. a valve stem; 12. a valve core; 13. a filter housing; 14. a filter screen surface; 15. a rubber gasket; 16. a lubrication channel; 17. and an oil outlet through hole.

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. 1-2, a novel pressure regulating valve includes: the air conditioner comprises an upper regulating valve shell 1, a lower regulating valve shell 2 is mounted below the upper regulating valve shell 1, a valve seat 3 is connected below the lower regulating valve shell 2, one side of the valve seat 3 is connected with an air inlet pipeline 4, and the other side of the valve seat 3 is connected with an air outlet pipeline 5; the pressure gauge 6 is arranged on the air outlet pipeline 5, and the air inlet pipeline 4 forms a communication structure with the air outlet pipeline 5 through the valve seat 3; the pressure gauge 6 can be used for conveniently and visually observing the pressure value in the pipeline in the using process, and the gas can be conveniently conveyed through the matching of the gas inlet pipeline 4, the valve seat 3 and the gas outlet pipeline 5; the thread lifting rod 8 is arranged above the upper shell 1 of the regulating valve, the upper part of the thread lifting rod 8 is connected with the regulating rotating wheel 7, the lower part of the thread lifting rod 8 is connected with the lifting seat 9, the middle part of the lower part of the lifting seat 9 is connected with the valve rod 11, the lower part of the valve rod 11 is connected with the valve core 12, the valve rod 11 is vertical to the lifting seat 9, and the valve core 12 is matched with the size in the valve seat 3; the valve rod 11 can move up and down along with the lifting seat 9, so that the valve core 12 can be driven to move synchronously, and the relative distance between the valve rod 11 and the valve seat 3 can be changed through the movement of the valve core 12, so that the pressure adjusting effect is achieved; a pressure spring 10 is arranged on the outer side of the valve rod 11; the thread lifting rod 8 penetrates through the upper end of the upper shell 1 of the regulating valve, and the lifting seat 9 and the lower shell 2 of the regulating valve form an elastic structure through a pressure spring 10; through the screw lifter 8 can with the governing valve on 1 mutual rotation of casing, drive lift seat 9 and carry out the removal of vertical direction, enable through pressure spring 10 and produce the effort of relative direction between lift seat 9 and the governing valve casing 2 down.

Referring to fig. 1, 3 and 4, a novel pressure regulating valve includes: a filter element shell 13 which is arranged outside the air inlet pipeline 4, a filter screen surface 14 is arranged inside the filter element shell 13, and a rubber sealing gasket 15 is arranged at the joint of the filter element shell 13; the filtering net surface 14 is a hollow net structure, and a sealing structure is formed between the filtering piece shells 13 through a rubber sealing gasket 15; the hollow mesh-structured filter screen surface 14 in the filter element shell 13 can filter the entering gas, so that impurities in the gas can be removed, the impurities are prevented from being adhered to the inner wall of the pipeline to corrode or block the pipeline, and the connection tightness between the filter element shell 13 and the air inlet pipeline 4 can be ensured through the rubber sealing gasket 15; the filtering piece shell 13 is connected with the air inlet pipeline 4 through a bolt, and the size of the filtering piece shell 13 is matched with that of the air inlet pipeline 4; the mutual disassembly and assembly between the filtering piece shell 13 and the air inlet pipeline 4 can be facilitated through the bolts, so that the filtering piece shell 13 can be conveniently disassembled, cleaned or replaced, and the problem that the filtering piece shell 13 is inconvenient to use because the filtering piece is usually lacked in the conventional pressure regulating valve or the installed filtering piece is usually directly welded or fixedly installed on a valve to form an integrated structure with the valve, and the filtering piece is difficult to be independently assembled, disassembled and cleaned is solved; the lubricating channel 16 is arranged inside the adjusting rotating wheel 7, the thread lifting rod 8 and the valve rod 11, the bottom of the outer wall of the valve rod 11 is provided with a plurality of oil outlet through holes 17, and the lubricating channel 16 is communicated with the oil outlet through holes 17; can be convenient for through lubricated passageway 16 to the transport of lubricating oil, can make lubricating oil outwards even flow to case 12 outer wall through oil outlet through-hole 17 to can play the lubrication action to case 12 and disk seat 3 inner wall, prevent that frictional force between the two is too big, the two-way wearing and tearing that cause.

The working principle is as follows: when the novel pressure regulating valve is used, the novel pressure regulating valve is firstly installed at a position to be used, the air inlet pipeline 4 and the air outlet pipeline 5 are respectively connected with the external pipelines at two sides, the pressure value in the pipelines in the use process can be conveniently and visually observed through the pressure gauge 6, and the air can be conveniently conveyed through the matching of the air inlet pipeline 4, the valve seat 3 and the air outlet pipeline 5; secondly, when the gas enters from the gas inlet pipeline 4, the hollow mesh-structured filter screen surface 14 in the filter element shell 13 filters the entering gas, so that impurities in the gas can be removed, and the impurities are prevented from being adhered to the inner wall of the pipeline to corrode or block the pipeline; when the pressure needs to be adjusted, the adjusting rotating wheel 7 is rotated, the adjusting rotating wheel 7 drives the threaded lifting rod 8 and the adjusting valve upper shell 1 to rotate relatively, so that the lifting seat 9 can be driven to move in the vertical direction, at the moment, the pressure spring 10 enables acting force in the opposite direction to be generated between the lifting seat 9 and the adjusting valve lower shell 2, the valve rod 11 moves up and down along with the lifting seat 9, so that the valve core 12 can be driven to move synchronously, the relative distance between the valve rod 11 and the valve seat 3 can be changed through the movement of the valve core 12, and the effect of adjusting the pressure is achieved; at last regularly to pouring into lubricating oil in the lubrication passage 16, make the outside even flow of lubricating oil to case 12 outer wall through going out oil through-hole 17, thereby can play the lubrication action to

case

12 and 3 inner walls of disk seat, prevent that frictional force between the two is too big, the two-way wearing and tearing that cause, when needing to dismantle clearance or change to filtering a piece casing 13, can dismantle each other filtering a piece casing 13 and admission line 4 through the bolt, clearance or change the back, install filtering a piece casing 13 again, can guarantee through rubber packing 15 after the installation to filter a connection compactness between casing 13 and the admission line 4, this is exactly this novel pressure regulating valve's theory of operation.

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 novel pressure regulating valve, comprising:

the gas regulating valve comprises a regulating valve upper shell (1), a regulating valve lower shell (2) is mounted below the regulating valve upper shell (1), a valve seat (3) is connected below the regulating valve lower shell (2), one side of the valve seat (3) is connected with a gas inlet pipeline (4), and the other side of the valve seat (3) is connected with a gas outlet pipeline (5);

the upper part of the upper shell (1) of the regulating valve is provided with a threaded lifting rod (8), the upper part of the threaded lifting rod (8) is connected with a regulating rotating wheel (7), the lower part of the threaded lifting rod (8) is connected with a lifting seat (9), the middle part of the lower part of the lifting seat (9) is connected with a valve rod (11), the lower part of the valve rod (11) is connected with a valve core (12), and the outer side of the valve rod (11) is provided with a pressure spring (10);

filter a casing (13), it installs the outside of admission line (4), the internally mounted who filters a casing (13) has filter screen face (14), the junction of filtering a casing (13) is provided with rubber packing pad (15).

2. A new type of pressure regulating valve according to claim 1, characterized in that said outlet pipe (5) is further provided with:

and the pressure gauge (6) is installed on the air outlet pipeline (5), and the air inlet pipeline (4) forms a communication structure with the air outlet pipeline (5) through the valve seat (3).

3. A novel pressure regulating valve according to claim 1, characterized in that the filter screen surface (14) is a hollow mesh structure, and a sealing structure is formed between the filter element shells (13) through a rubber sealing gasket (15).

4. A new type of pressure regulating valve according to claim 1, characterized in that said filter element housing (13) is connected to the inlet duct (4) by means of bolts and that the filter element housing (13) is adapted to the dimensions of the inlet duct (4).

5. A novel pressure regulating valve according to claim 1, characterized in that the threaded lifting rod (8) penetrates the upper end of the upper casing (1) of the regulating valve, and the lifting seat (9) and the lower casing (2) of the regulating valve form an elastic structure through a pressure spring (10).

6. A new type of pressure regulating valve according to claim 1, characterized in that the valve stem (11) and the lifting seat (9) are perpendicular to each other, and the valve core (12) is matched to the dimensions in the valve seat (3).

7. A new type of pressure regulating valve according to claim 1, characterized in that said regulating wheel (7) is further provided with:

the lubricating channel (16) is arranged inside the adjusting rotating wheel (7), the thread lifting rod (8) and the valve rod (11), the bottom of the outer wall of the valve rod (11) is provided with a plurality of oil outlet through holes (17), and the lubricating channel (16) is communicated with the oil outlet through holes (17).