CN217440878U

CN217440878U - Pipeline flow dividing pressure valve

Info

Publication number: CN217440878U
Application number: CN202220102788.7U
Authority: CN
Inventors: 王正华
Original assignee: Shanghai No2 Valve Factory Industrial Group Co ltd
Current assignee: Shanghai No2 Valve Factory Industrial Group Co ltd
Priority date: 2022-01-17
Filing date: 2022-01-17
Publication date: 2022-09-16
Anticipated expiration: 2032-01-17

Abstract

The utility model discloses a pipeline shunt pressure valve, which comprises a valve body, a valve cavity is arranged at the middle position inside the valve body, sliding grooves are arranged at the top and bottom inside the valve cavity, three groups of pressure reducing filter plates in sliding fit are arranged at the inner sides of the two groups of sliding grooves, a shunt mechanism is arranged at one side of the valve cavity, and an opening and closing adjusting mechanism is arranged at one side of the top of the valve body; the utility model discloses cross reposition of redundant personnel mechanism's structure cooperation, can install the body that interior body and outer body are two sets of water conservancy diversion passageways in the side of valve pocket, body conduct main water conservancy diversion pipeline including making liquid can be according to the demand, the pipeline system that utilizes outer body to carry out the liquid reposition of redundant personnel as vice water conservancy diversion decompression carries out like this, has not only practiced thrift the occupation space of reposition of redundant personnel pipeline to the filtration of overlapping of three decompression filter of group of cooperation, the effectual valve pocket internal pressure of alleviating prevents that pressure from leading to the pipeline too big damage of breaking.

Description

Pipeline flow dividing pressure valve

Technical Field

The utility model relates to the technical field of valves, specifically be a pipeline reposition of redundant personnel pressure valve.

Background

The valve is a control part in the fluid conveying system, and has the functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, shunting or overflowing and relieving pressure and the like, the shunt valve is equipment applied to fluid shunting conveying, and the shunt valve can timely shunt part of fluid when the fluid pressure is higher so as to prevent a conveying pipeline from being broken due to overlarge fluid pressure;

when the flow divider valve in-service use, generally can set up two sets of water conservancy diversion pipelines, shunt the guide to the too big liquid of pressure, however when pipeline assembly work, two sets of water conservancy diversion bodys have not only increased occupation space, and the pressure in the valve is difficult to reduce under the reposition of redundant personnel of pipeline, thereby make the pipeline still have the too big possibility that the fracture damage appears of pressure, in addition, owing to the reposition of redundant personnel structure that has had liquid in the valve body, lead to the leakproofness in the valve chamber insufficient easily, lead to the liquid seepage, output pressure reduces sharply, reduce the transport guide efficiency of liquid.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pipeline reposition of redundant personnel 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: a pipeline flow dividing pressure valve comprises a valve body, wherein a valve cavity is arranged in the middle of the inside of the valve body, sliding grooves are formed in the top bottom of the inside of the valve cavity, three groups of pressure reducing filter plates in sliding fit are arranged on the inner sides of the two groups of sliding grooves, a flow dividing mechanism is arranged on one side of the valve cavity, and an opening and closing adjusting mechanism is arranged on one side of the top of the valve body;

the split-flow mechanism comprises a flow guide pipe, an inner pipe body, an outer pipe body, sealing fixing blocks and an annular partition plate respectively, the annular partition plate is located on one side of the valve cavity, three groups of sealing fixing blocks and the flow guide pipe are arranged on the inner side of the annular partition plate respectively, the outer pipe body is arranged on the edge of one side of the annular partition plate, and the inner pipe body fixedly connected with the sealing fixing blocks is arranged in the middle of one side of the annular partition plate.

Preferably, the opening and closing adjusting mechanism respectively comprises an annular sealing plate, a conical diversion trench, a sealing fixture block, an installation trench, an internal threaded pipe, a screw rod, a gear set and a servo motor, the servo motor is positioned at one side of the top of the valve body, annular sealing plates which are mutually matched are arranged at one sides of the inner sides of the two groups of sliding grooves, which are close to the annular partition plates, a conical diversion trench communicated with the inner pipe body is arranged in the middle of the inner part of the annular sealing plate, three groups of sealing clamping blocks which are matched with the flow guide pipe in a clamping way are arranged on one side of the annular sealing plate, a mounting groove is arranged on the top of one side of the annular partition plate, a screw rod is sleeved on one side inside the mounting groove, an inner threaded pipe matched with the screw thread is arranged on the outer side of the screw rod, and the internal thread pipe is fixedly connected with the annular sealing plate, and one side of the outer side of the screw rod and the output end of the servo motor are provided with a gear set in transmission fit.

Preferably, one side of the valve body is provided with a water inlet pipe, the top of the water inlet pipe is provided with a pressure sensor, and the valve cavity is respectively communicated with the water inlet pipe, the inner pipe body and the outer pipe body in a horizontal plane.

Preferably, the outer sides of the three groups of flow guide pipes are provided with sealing concave layers, the sealing concave layers are matched with the sealing clamping blocks in a clamping mode, the three groups of sealing fixing blocks are fixedly connected with the annular partition plate and the inner pipe body respectively, and the three groups of flow guide pipes are communicated with the outer pipe body.

Preferably, the inside cover of a set of sealed fixed block is equipped with the stop collar, and stop collar and internal thread pipe looks adaptation each other, and two sets of one side of sealed fixed block is equipped with flexible guide arm, and flexible guide arm and annular sealing plate rigid coupling.

Preferably, the edge of annular seal plate one side is equipped with solid fixed ring, and gu fixed ring corresponds each other with the decompression filter, annular seal plate and three decompression filter of group are sliding structure mutual adaptation with the sliding tray.

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

the pipeline flow-dividing pressure valve can install two groups of flow-guiding channel pipes of the inner pipe body and the outer pipe body on the side surface of the valve cavity through the structural matching of the flow-dividing mechanism, so that liquid can be used as a main flow-guiding pipeline in the inner pipe body according to requirements, the liquid flow-dividing is carried out by using the outer pipe body as a pipeline system for auxiliary flow-guiding pressure reduction, the occupied space of the flow-dividing pipeline is saved, the overlapped filtering of three groups of pressure-reducing filter plates is matched, the internal pressure of the valve cavity is effectively relieved, the pipeline is prevented from being broken and damaged due to overlarge pressure, the horizontal plane of the annular sealing plate can be actively pushed to move by the structural matching of the opening and closing adjusting mechanism, the opening and closing of the flow-passing part of the flow-guiding pipe and the outer pipe body are adjusted, the closed annular sealing plate can enable the liquid to be accurately guided into the inner pipe body for flow-dividing, and the opened annular sealing plate can guide the water into the three groups of flow-guiding pipes to enter the outer pipe body for flow-dividing, the flexibility of the valve shunting is increased, and the sealing effect of the annular sealing plate and the annular partition plate in tight fit is improved.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a front sectional view of the present invention;

fig. 3 is an enlarged schematic view of a structure shown in fig. 2 according to the present invention;

fig. 4 is a side view of the annular partition plate of the present invention.

In the figure: 1. a valve body; 2. a flow dividing mechanism; 21. a flow guide pipe; 22. an inner tube body; 23. an outer tube body; 24. sealing the fixed block; 25. an annular partition plate; 3. an opening and closing adjustment mechanism; 31. an annular seal plate; 32. a conical diversion trench; 33. sealing the clamping block; 34. mounting grooves; 35. an internally threaded tube; 36. a screw rod; 37. a gear set; 38. a servo motor; 4. a valve cavity; 5. a pressure reducing filter plate; 6. a sliding groove.

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. 1-4, the present invention provides an embodiment: a pipeline flow dividing pressure valve comprises a valve body 1, a valve cavity 4 is arranged in the middle of the inside of the valve body 1, sliding grooves 6 are arranged at the top bottom of the inside of the valve cavity 4, three groups of pressure reducing filter plates 5 which are in sliding fit are arranged on the inner sides of the two groups of sliding grooves 6, the heat dissipation and pressure reduction characteristics of the inside of the device on liquid are improved, the stability of the operation of the inside of the device is improved, a flow dividing mechanism 2 is arranged on one side of the valve cavity 4, and an opening and closing adjusting mechanism 3 is arranged on one side of the top of the valve body 1;

the flow dividing mechanism 2 comprises a flow guide pipe 21, an inner pipe body 22, an outer pipe body 23, a sealing fixed block 24 and an annular partition plate 25 respectively, the flow dividing structure of the device is enabled to form a fault through separation of the annular partition plate 25, liquid flow division is convenient to carry out on the fault through adjustment, the annular partition plate 25 is located on one side of the valve cavity 4, three groups of sealing fixed blocks 24 and the flow guide pipe 21 are arranged on the inner side of the annular partition plate 25 respectively, the outer pipe body 23 is arranged on the edge of one side of the annular partition plate 25, and the inner pipe body 22 fixedly connected with the sealing fixed blocks 24 is arranged in the middle position of one side of the annular partition plate 25.

Further, the opening and closing adjusting mechanism 3 comprises an annular sealing plate 31, conical diversion grooves 32, sealing fixture blocks 33, mounting grooves 34, an internal threaded pipe 35, a screw rod 36, a gear set 37 and a servo motor 38, the servo motor 38 is positioned at one side of the top of the valve body 1, the annular sealing plates 31 which are mutually matched are arranged at one side of the inner sides of the two groups of sliding grooves 6 close to the annular partition plate 25, the conical diversion grooves 32 which are mutually communicated with the inner pipe body 22 are arranged at the middle position inside the annular sealing plate 31, three groups of sealing fixture blocks 33 which are matched with the diversion pipe 21 in a clamping way are arranged at one side of the annular sealing plate 31, the mounting groove 34 is arranged at the top of one side of the annular partition plate 25, the screw rod 36 is sleeved at one side inside the mounting groove 34, the external side of the screw rod 36 is provided with the internal threaded pipe 35 which is matched with threads, and the internal thread pipe 35 is fixedly connected with the annular sealing plate 31, and one side of the outer side of the screw rod 36 and the output end of the servo motor 38 are provided with a gear set 37 in transmission fit.

Furthermore, one side of the valve body 1 is provided with a water inlet pipe, the top of the water inlet pipe is provided with a pressure sensor, the valve cavity 4 is respectively communicated with the water inlet pipe and the horizontal planes of the inner pipe body 22 and the outer pipe body 23, so that water liquid in the valve cavity 4 can be guided separately or guided separately to be conveyed according to requirements.

Furthermore, the outer sides of the three groups of flow guide pipes 21 are provided with sealing concave layers, the sealing concave layers are clamped and matched with the sealing fixture blocks 33, the three groups of sealing fixture blocks 24 are fixedly connected with the annular partition plate 25 and the inner pipe body 22 respectively, the three groups of flow guide pipes 21 are communicated with the outer pipe body 23, so that water liquid shunted by the flow guide pipes 21 can be guided into the inner layer of the outer pipe body 23, and accordingly shunting and conveying of the water liquid are achieved.

Furthermore, the inside cover of a set of sealed fixed block 24 is equipped with the stop collar, and stop collar and internal thread pipe 35 mutual adaptation, and one side of two sets of sealed fixed blocks 24 is equipped with flexible guide arm, and flexible guide arm and annular seal plate 31 rigid coupling, increases the guidance quality of annular seal plate 31 displacement.

Further, the edge of annular seal plate 31 one side is equipped with solid fixed ring, and gu fixed ring corresponds each other with decompression filter 5, and annular seal plate 31 and three decompression filter 5 of group are the mutual adaptation of sliding structure with sliding tray 6, make annular seal plate 31 and three 5 horizontal displacement of group's decompression filter more stable, and can laminate each other, form the decompression filter layer of range upon range of formula.

The working principle is as follows: when the device is used, liquid can enter the valve cavity 4 in the valve body 1, under the pressure and the flowing trend of the liquid, three groups of decompression filter plates 5 are forced to be mutually attached under the sliding of the sliding groove 6, the inflowing liquid is dispersed, the pressure is reduced, then the liquid can be led into the inner pipe body 22 to circulate through the conical diversion groove 32 arranged in the annular sealing plate 31, when the pressure in the cavity where the water of the inner pipe body 22 circulates is overlarge, the start of the servo motor 38 can be used for driving the gear set 37 to be meshed to force the screw rod 36 to rotate, the rotation of the screw rod 36 can be used for driving the inner screw pipe 35 to horizontally displace under the matching of the limiting sleeve, so that the annular sealing plate 31 integrally moves, the conical diversion groove 32 is cancelled along with the movement of the annular sealing plate 31 for sealing the guide pipe 21 by the inner pipe body 22 and the sealing fixture block 33, at the moment, the water flowing in the valve cavity 4 can be divided in the three groups of additionally arranged guide pipes 21, the liquid shunted by the diversion pipe 21 is led into the outer pipe body 23, the liquid is led to flow in the inner pipe body 22 and the outer pipe body 23 simultaneously, the pressure of the liquid is reduced, the liquid is shunted and guided in the same pipeline, and the subsequent liquid receiving is facilitated.

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.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and 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 thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that unless otherwise explicitly specified or limited, the terms connected or connected should be interpreted broadly, for example, as a fixed connection or a detachable connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. The utility model provides a pipeline reposition of redundant personnel pressure valve, includes valve body (1), its characterized in that: a valve cavity (4) is arranged in the middle of the inside of the valve body (1), sliding grooves (6) are formed in the top and bottom of the inside of the valve cavity (4), three groups of pressure reduction filter plates (5) which are in sliding fit are arranged on the inner sides of the two groups of sliding grooves (6), a flow distribution mechanism (2) is arranged on one side of the valve cavity (4), and an opening and closing adjusting mechanism (3) is arranged on one side of the top of the valve body (1);

the flow dividing mechanism (2) comprises a flow guiding pipe (21), an inner pipe body (22), an outer pipe body (23), three groups of sealing fixing blocks (24) and an annular dividing plate (25), the annular dividing plate (25) is located on one side of the valve cavity (4), the inner side of the annular dividing plate (25) is provided with three groups of sealing fixing blocks (24) and the flow guiding pipe (21), the edge of one side of the annular dividing plate (25) is provided with the outer pipe body (23), and the middle position of one side of the annular dividing plate (25) is provided with the inner pipe body (22) fixedly connected with the sealing fixing blocks (24).

2. A pipeline diverter pressure valve according to claim 1, wherein: the opening and closing adjusting mechanism (3) comprises annular sealing plates (31), conical flow guide grooves (32), sealing clamping blocks (33), mounting grooves (34), an internal threaded pipe (35), a screw rod (36), a gear set (37) and a servo motor (38) respectively, the servo motor (38) is positioned on one side of the top of the valve body (1), the annular sealing plates (31) which are mutually adaptive are arranged on one sides, close to the annular partition plate (25), of the inner sides of the two groups of sliding grooves (6), the conical flow guide grooves (32) which are mutually communicated with the inner pipe body (22) are formed in the middle position of the inner part of the annular sealing plates (31), the three groups of sealing clamping blocks (33) which are matched with the flow guide pipe (21) in a clamping mode are arranged on one side of the annular sealing plates (31), the mounting grooves (34) are formed in the top of one side of the annular partition plate (25), and the screw rod (36) is sleeved on one side of the inner part of the mounting grooves (34), the outer side of the screw rod (36) is provided with an internal thread pipe (35) matched with the screw threads, the internal thread pipe (35) is fixedly connected with the annular sealing plate (31), and one side of the outer side of the screw rod (36) and the output end of the servo motor (38) are provided with a gear set (37) matched with the screw rod in a transmission mode.

3. A pipeline diverter pressure valve according to claim 1, wherein: one side of the valve body (1) is provided with a water inlet pipe, the top of the water inlet pipe is provided with a pressure sensor, and the valve cavity (4) is respectively communicated with the water inlet pipe, the inner pipe body (22) and the outer pipe body (23) in a horizontal plane.

4. A pipeline diverter pressure valve according to claim 1, wherein: the outer sides of the three groups of the guide pipes (21) are provided with sealing concave layers, the sealing concave layers are matched with the sealing fixture blocks (33) in a clamping mode, the three groups of the sealing fixture blocks (24) are fixedly connected with the annular partition plate (25) and the inner pipe body (22) respectively, and the three groups of the guide pipes (21) are communicated with the outer pipe body (23) mutually.

5. A pipeline diverter pressure valve according to claim 1, wherein: a limiting sleeve is sleeved inside the sealing fixed blocks (24) and matched with the internal threaded pipe (35), and a telescopic guide rod is arranged on one side of each of the two groups of sealing fixed blocks (24) and fixedly connected with the annular sealing plate (31).

6. A pipeline diverter pressure valve according to claim 2, wherein: the edge of annular seal board (31) one side is equipped with solid fixed ring, and gu fixed ring and decompression filter (5) correspond each other, annular seal board (31) and three group decompression filter (5) are sliding structure mutual adaptation with sliding tray (6).