CN217683452U

CN217683452U - Copper piston type pressure reducing valve

Info

Publication number: CN217683452U
Application number: CN202221355894.2U
Authority: CN
Inventors: 胡君清; 沈灵燕; 沈灵妹
Original assignee: Hebei Wanxiexing Valve Co ltd
Current assignee: Hebei Wanxiexing Valve Co ltd
Priority date: 2022-06-01
Filing date: 2022-06-01
Publication date: 2022-10-28
Anticipated expiration: 2032-06-01

Abstract

The utility model discloses a copper piston formula relief pressure valve, including copper piston relief pressure valve, the screw thread has been seted up to the surface of copper piston relief pressure valve, the surface threaded connection of copper piston relief pressure valve has the thread sealing pipe, the inner circle threaded connection of thread sealing pipe has communicating pipe, the inner wall of copper piston relief pressure valve is fixed to be inlayed and is had the fillet of screw, the inner circle threaded connection of fillet of screw has the filter screen, the fixed surface of communicating pipe is connected with the internal thread cover, the right-hand member of thread sealing pipe extends to the inside of internal thread cover, and the surface of thread sealing pipe and the inner circle threaded connection of internal thread cover, annular shrinkage pool has been seted up to the inner wall of internal thread cover, the inside of annular shrinkage pool is equipped with the elasticity sealing washer. This copper piston formula relief pressure valve, the convenience is cleared up the filter screen, solves the comparatively inconvenient problem of present copper piston relief pressure valve's filter screen when dismantling the clearance, reaches the effect to the quick clearance of filter screen, has improved staff's cleaning efficiency.

Description

Copper piston type pressure reducing valve

Technical Field

The utility model belongs to the technical field of the relief pressure valve and specifically relates to a copper piston formula relief pressure valve.

Background

The pressure reducing valve is a valve which reduces the inlet pressure to a certain required outlet pressure by regulation and automatically keeps the outlet pressure stable by the energy of a medium.

The pressure reducing valve is made of a wide range of materials, a copper piston type pressure reducing valve is adopted, a filter screen is usually arranged at a water inlet of the copper piston type pressure reducing valve to filter liquid impurities, the existing copper piston type pressure reducing valve is inconvenient to disassemble and clean the filter screen, the effect of quickly cleaning the filter screen cannot be achieved, and the cleaning efficiency of workers is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a copper piston formula relief pressure 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:

the utility model provides a copper piston formula relief pressure valve, includes copper piston relief pressure valve, the screw thread has been seted up to the surface of copper piston relief pressure valve, the surface threaded connection of copper piston relief pressure valve has thread sealing pipe, thread sealing pipe's inner circle threaded connection has communicating pipe, the inner wall of copper piston relief pressure valve is fixed to be inlayed and is had the fillet of screw, the inner circle threaded connection of fillet of screw has the filter screen, the surface fixed connection of communicating pipe has the internal thread cover, thread sealing pipe's right-hand member extends to the inside of internal thread cover, and the surface of thread sealing pipe and the inner circle threaded connection of internal thread cover.

In further embodiment, the inner wall of the internal thread cover is provided with an annular concave hole, the inside of the annular concave hole is provided with an elastic sealing ring, the left side surface of the elastic sealing ring is in contact with the right end of the thread sealing pipe, and the effect is as follows: can seal between the right-hand member of internal thread cover and thread sealing pipe through elastic sealing ring, avoid appearing the phenomenon of medium seepage.

In a further embodiment, the inner ring of the thread sealing pipe is fixedly embedded with a thread sealing ring, the inner ring of the thread sealing ring is in threaded connection with the outer surface of the copper piston pressure reducing valve, and the effect is as follows: by utilizing the threaded sealing ring, the sealing effect between the threaded sealing pipe and the copper piston pressure reducing valve can be deepened.

In a further embodiment, the right-hand member fixedly connected with connecting rod of filter screen, the first rotatory piece of right-hand member fixedly connected with of connecting rod, the effect is: through the cooperation of connecting rod and first rotatory piece, more convenient when will dismantling the filter screen.

In further embodiment, two stopper of inner wall fixedly connected with of copper piston relief pressure valve, the positive fixedly connected with data plate of copper piston relief pressure valve, the top cover of copper piston relief pressure valve is equipped with the lag, and the effect is: utilize the stopper to play spacing effect when installing the filter screen, can protect the top of copper piston relief pressure valve through the lag.

In a further embodiment, the outer fixed surface of copper piston relief pressure valve communicates with the sense tube, the inner circle fixed mounting of sense tube has the manometer, the outer fixed surface of manometer is connected with the rotatory piece of second, and the effect is: through the cooperation of test tube and manometer, can detect the pressure when the inside liquid medium of copper piston relief pressure valve discharges, will be better carry out decompression regulation and control.

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

this device is provided with screw sealing pipe through copper piston relief pressure valve outside, can rotate on the surface of copper piston relief pressure valve, simultaneously can carry out threaded connection with the surface of communicating pipe, play the effect to intercommunication between copper piston relief pressure valve and the communicating pipe then, will carry the better transport of liquid medium, simultaneously through screw sealing pipe in copper piston relief pressure valve surface rotation left, can make the region between copper piston relief pressure valve and the communicating pipe expand, and then be convenient for dismantle the filter screen of copper piston relief pressure valve import department and take off, thereby conveniently clear up the filter screen, solve the problem that the filter screen of present copper piston relief pressure valve is comparatively inconvenient when dismantling the clearance, reach the effect to the quick clearance of filter screen, staff's cleaning efficiency has been improved.

Drawings

FIG. 1 is a front view of a copper piston pressure relief valve.

FIG. 2 is a cross-sectional view of a front view of a threaded sealing tube in a copper piston type pressure reducing valve.

Fig. 3 is a schematic three-dimensional structure diagram of a communicating pipe in the copper piston type pressure reducing valve.

Fig. 4 is an enlarged schematic view of a structure a in fig. 2 of the copper piston type pressure reducing valve.

In the figure: 1. a copper piston relief valve; 2. a threaded seal tube; 3. a communicating pipe; 4. an internal thread cover; 5. a thread ring; 6. filtering with a screen; 7. a limiting block; 8. a threaded seal ring; 9. an annular concave hole; 10. an elastic sealing ring; 11. a connecting rod; 12. a first rotating block; 13. a nameplate; 14. a protective sleeve; 15. a detection tube; 16. a second rotating block; 17. and a pressure gauge.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Please refer to fig. 1-4, in the utility model, a copper piston type pressure reducing valve, including copper piston pressure reducing valve 1, the surface of copper piston pressure reducing valve 1 is threaded, the surface threaded connection of copper piston pressure reducing valve 1 has screw seal pipe 2, the inner circle threaded connection of screw seal pipe 2 has communicating pipe 3, the inner wall of copper piston pressure reducing valve 1 is fixed to be inlayed and is had the fillet 5, the inner circle threaded connection of fillet 5 has filter screen 6, the surface fixed connection of communicating pipe 3 has interior screw cap 4, the right-hand member of screw seal pipe 2 extends to the inside of interior screw cap 4, and the surface of screw seal pipe 2 and the inner circle threaded connection of interior screw cap 4.

Annular shrinkage pool 9 has been seted up to the inner wall of internal thread cover 4, the inside of annular shrinkage pool 9 is equipped with elastic seal circle 10, elastic seal circle 10's left surface contacts with thread seal pipe 2's right-hand member, can seal between internal thread cover 4 and thread seal pipe 2's the right-hand member through elastic seal circle 10, the phenomenon of medium seepage is avoided appearing, thread seal pipe 2's inner circle is fixed to be inlayed and is had thread seal 8, thread seal 8's inner circle and copper piston relief pressure valve 1's surface threaded connection, utilize thread seal 8, can deepen the sealed effect between thread seal pipe 2 and the copper piston relief pressure valve 1.

Filter screen 6's right-hand member fixedly connected with connecting rod 11, the first rotatory piece 12 of right-hand member fixedly connected with of connecting rod 11, cooperation through connecting rod 11 and first rotatory piece 12, it is more convenient when will dismantling filter screen 6, two stoppers 7 of the inner wall fixedly connected with of copper piston relief pressure valve 1, the positive fixedly connected with data plate 13 of copper piston relief pressure valve 1, the top cover of copper piston relief pressure valve 1 is equipped with lag 14, spacing effect when utilizing stopper 7 to play the installation to filter screen 6, can protect the top of copper piston relief pressure valve 1 through lag 14, the external fixed surface intercommunication of copper piston relief pressure valve 1 has detecting tube 15, the inner circle fixed mounting of detecting tube 15 has manometer 17, manometer 17's external fixed surface is connected with the rotatory piece 16 of second, cooperation through detecting tube 15 and manometer 17, pressure when can discharging the inside liquid medium of copper piston relief pressure valve 1 detects, the regulation and control of will better decompressing.

The utility model discloses a theory of operation is: at first communicate copper piston relief pressure valve 1 and communicating pipe 3 with the pipeline, then can reduce import pressure to certain required outlet pressure through copper piston relief pressure valve 1 alright, and utilize filter screen 6, can filter the liquid medium that gets into, when filter screen 6 filters for a long time and clears up, need 2 to the left turn to the thread sealing tube, can make 2 slide left on the surface of copper piston relief pressure valve 1 of thread sealing tube, and remove to suitable position, rotate first rotatory piece 12 again after that, will drive filter screen 6 and rotate at the inner circle of screw ring 5, until make filter screen 6 shift out from the inside of screw ring 5, then alright take off filter screen 6 from the import department of copper piston relief pressure valve 1, thereby be convenient for clear up filter screen 6.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A copper piston formula relief pressure valve which characterized in that: including copper piston relief pressure valve (1), the surface of copper piston relief pressure valve (1) has seted up the screw thread, the surface threaded connection of copper piston relief pressure valve (1) has thread sealing pipe (2), the inner circle threaded connection of thread sealing pipe (2) has communicating pipe (3), the inner wall of copper piston relief pressure valve (1) is fixed to be inlayed and is had thread ring (5), the inner circle threaded connection of thread ring (5) has filter screen (6), the outer fixed surface of communicating pipe (3) is connected with interior thread cover (4), the right-hand member of thread sealing pipe (2) extends to the inside of interior thread cover (4), and the surface of thread sealing pipe (2) and the inner circle threaded connection of interior thread cover (4).

2. A copper piston pressure reducing valve according to claim 1, wherein: annular shrinkage pool (9) have been seted up to the inner wall of internal thread cover (4), the inside of annular shrinkage pool (9) is equipped with elastic sealing ring (10), the left surface of elastic sealing ring (10) contacts with the right-hand member of thread sealing pipe (2).

3. A copper piston pressure reducing valve according to claim 1, wherein: the inner ring of the threaded sealing pipe (2) is fixedly embedded with a threaded sealing ring (8), and the inner ring of the threaded sealing ring (8) is in threaded connection with the outer surface of the copper piston reducing valve (1).

4. A copper piston pressure reducing valve according to claim 1, wherein: the right-hand member fixedly connected with connecting rod (11) of filter screen (6), the first rotatory piece (12) of right-hand member fixedly connected with of connecting rod (11).

5. A copper piston pressure reducing valve according to claim 1, wherein: the inner wall of the copper piston pressure reducing valve (1) is fixedly connected with two limiting blocks (7), the front face of the copper piston pressure reducing valve (1) is fixedly connected with a nameplate (13), and a protecting sleeve (14) is sleeved at the top end of the copper piston pressure reducing valve (1).

6. A copper piston pressure reducing valve according to claim 1, wherein: the outer fixed surface of copper piston relief pressure valve (1) communicates with test tube (15), the inner circle fixed mounting of test tube (15) has manometer (17), the outer fixed surface of manometer (17) is connected with rotatory piece of second (16).