CN213271078U

CN213271078U - Novel pressure reducing valve rod pressure discharging optimization structure

Info

Publication number: CN213271078U
Application number: CN202021986019.5U
Authority: CN
Inventors: 张丽; 杨锦昇; 徐伟; 白春景; 陈龙龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-05-25
Anticipated expiration: 2030-09-11

Abstract

The utility model relates to the field of pressure reducing valves, in particular to a novel pressure reducing valve rod pressure discharging optimization structure, which comprises a valve body, wherein a fixed shell is welded at the top of the valve body; the surface of the fixed shell is provided with a threaded hole, an inner cavity of the threaded hole is inserted with a screw rod, the tail end of the screw rod is inserted in an inner cavity of the bearing and fixedly connected with the inner wall of the bearing, and the bearing is fixedly arranged at the top of the water blocking piece. The utility model discloses a first through-hole and the coincidence of second through-hole of fixed frame and housing outer wall set up, then rotatory screw rod drives the housing and goes up and down to adjust first through-hole and the coincidence position of second through-hole, thereby reach the volume that the regulation rivers passed through, thereby reach the effect of decompression, the screw rod passes through the screw thread start housing and goes up and down moreover, and it is high to adjust the precision, and then has promoted the decompression effect, thereby the decompression effect is more accurate, comparatively practical, is fit for extensively promoting and using.

Description

Novel pressure reducing valve rod pressure discharging optimization structure

Technical Field

The utility model relates to a relief pressure valve field specifically is a novel pressure reducing valve rod row presses and optimizes structure.

Background

The pressure reducing valve is a special device for automatically reducing the working pressure of a pipeline, has the function of reducing a medium with higher pressure to a given pressure after a given pressure reducing range is achieved, can reduce the higher liquid pressure of a pipeline in front of the valve to a level required by a pipeline behind the valve, wherein the transmission medium is mainly water, and is widely applied to high-rise buildings, regions with overhigh water pressure of a city water supply pipeline network, mines and other occasions to ensure that each water using point in a water supply system obtains proper service water pressure and flow, the internal valve rod structure of most of the existing pressure reducing valves is simpler and is not perfect in pressure discharge, so that the water pressure of the water using points on the high rise is still larger, the water pressure cannot be well controlled, and the problem of inconvenient use is caused,

current patent CN201721531039.1 discloses a novel pressure reducing valve rod row presses and optimizes structure belongs to relief pressure valve technical field. It has solved the incomplete problem of current decompression valve rod row pressure. This novel decompression valve rod row presses optimization structure includes the upper cover, the lower cover, spring gland and stopper, the upper cover is through first bolt and valve body interconnect, and the valve body both sides all are fixed with the junction, the inside both sides of valve body are provided with the intake antrum respectively and go out the water cavity, the lower cover passes through second bolt and valve body interconnect, and the lower cover is inside to be seted up flutedly, the inside upper end of recess is fixed with the body of rod, and body of rod externally mounted has the decompression piece, and the inside apopore that is provided with of decompression piece, the chock is installed to decompression piece upper end, spring gland fixes at the inside upper end central point of valve body, and the spring gland lower extreme is provided with the spring, the spring externally fixed has the protective sheath, the stopper. The utility model has the advantages of smooth and easy pressure discharge.

The device of above-mentioned patent design reaches the effect of decompression through the direction that changes decompression block surface hole in the use, but changes the direction in hole and adjust the water pressure precision lower to the effect after leading to adjusting is not good. Therefore, a novel pressure relief valve rod pressure relief optimization structure is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel decompression valve rod row presses and optimizes structure has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a novel pressure relief valve rod pressure relief optimizing structure comprises a valve body, wherein a fixed shell is welded at the top of the valve body;

the surface of the fixed shell is provided with a threaded hole, an inner cavity of the threaded hole is spliced with a screw rod, the tail end of the screw rod is spliced in an inner cavity of the bearing and fixedly connected with the inner wall of the bearing, the bearing is fixedly installed at the top of the water-blocking piece, the upper surface of the inner cavity of the fixed shell, in which the valve body is arranged, is provided with a limiting hole, the water-blocking piece penetrates through the limiting hole and is spliced in a limiting groove, and the bottom of the inner cavity of the valve body is arranged in.

As the utility model discloses a preferred embodiment, the piece that blocks water is including fixed frame and housing, the bottom of fixed frame and the inner chamber bottom fixed connection of spacing groove, the top and the bearing fixed connection of housing, first through-hole has all been seted up to the both sides wall outer wall of fixed frame, the outer wall of housing corresponds first through-hole department has seted up the second through-hole.

As an optimal implementation manner of the present invention, the flanges are fixedly welded at both ends of the valve body.

As a preferred embodiment of the present invention, the top of the screw is fixedly connected with a turntable.

As a preferred embodiment of the present invention, the first through hole and the second through hole have the same inner diameter.

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

1. the utility model discloses a novel decompression valve rod row presses and optimizes structure, first through-hole and the coincidence of second through-hole through fixed frame and housing outer wall set up, then rotatory screw rod drives the housing and goes up and down to adjust first through-hole and the coincidence position of second through-hole, thereby reach the volume that adjusts rivers and pass through, thereby reach the effect of decompression, the screw rod passes through the screw thread start housing and goes up and down moreover, and it is high to adjust the precision, and then has promoted the decompression effect, thereby the decompression effect is more accurate.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic view of the overall structure of the pressure relief valve rod pressure relief optimization structure of the present invention;

fig. 2 is the utility model discloses pressure reducing valve rod row presses the water-blocking piece structural schematic diagram who optimizes the structure.

In the figure: 1. a valve body; 2. a stationary case; 3. a limiting hole; 4. a water blocking member; 5. a threaded hole; 6. a screw; 7. a bearing; 8. a turntable; 9. a limiting groove; 10. a flange; 11. a fixing frame; 12. a housing; 13. a first through hole; 14. a second via.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "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 only 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 therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected" and "disposed" are to be interpreted broadly, and may be, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the utility model discloses in provide only supply the reference with the model of electrical apparatus. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.

Referring to fig. 1-2, the present invention provides a technical solution: a novel pressure relief valve rod pressure relief optimization structure comprises a valve body 1, wherein a fixed shell 2 is welded at the top of the valve body 1;

the surface of the fixed shell 2 is provided with a threaded hole 5, the inner cavity of the threaded hole 5 is inserted with a screw rod 6, the tail end of the screw rod 6 is inserted in the inner cavity of the bearing 7 and is fixedly connected with the inner wall of the bearing 7, the bearing 7 is fixedly arranged at the top of the water-blocking piece 4, the valve body 1 is arranged on the upper surface of the inner cavity of the fixed shell 2 and is provided with a limiting hole 3, the water-blocking piece 4 penetrates through the limiting hole 3 and is inserted in a limiting groove 9, the limiting groove 9 is provided with the bottom of the inner cavity of the valve body 1, in the embodiment, please refer to fig. 1, and particularly, the pressure reduction effect.

In this embodiment, referring to fig. 2, the water blocking member 4 includes a fixing frame 11 and a housing 12, the bottom of the fixing frame 11 is fixedly connected to the bottom of the inner cavity of the limiting groove 9, the top of the housing 12 is fixedly connected to the bearing 7, first through holes 13 are formed in outer walls of two side walls of the fixing frame 11, second through holes 14 are formed in positions, corresponding to the first through holes 13, of the outer wall of the housing 12, specifically, the first through holes 13 and the second through holes 14 are overlapped and adjusted by screws 6, so that the first through holes 13 and the second through holes 14 are staggered, water flow through is reduced, and a pressure reduction effect can be achieved.

Referring to fig. 1 in the embodiment, flanges 10 are fixedly welded to both ends of the valve body 1, and particularly, the connection is convenient.

Referring to fig. 1 in this embodiment, a rotary plate 8 is fixedly connected to the top of the screw rod 6, and specifically, an anti-slip rubber sleeve is sleeved on the outer wall of the rotary plate 8.

In this embodiment, referring to the drawings, the inner diameters of the first through hole 13 and the second through hole 14 are the same.

It should be noted that, the utility model relates to a novel part that decompression valve rod row pressure optimized structure includes is the part that general standard spare or technical staff in the field know, its structure and principle all are this technical staff all can learn through the technical manual or learn through conventional experimental method, in this device idle department, with all electrical parts in the aforesaid, it refers to power component, the control computer and the power of electrical part and adaptation are connected through the wire, concrete connection means, should refer to in the following theory of operation, successively work order accomplishes electric connection between each electrical part, its detailed connection means, for the well-known technique in the field, below mainly introduce theory of operation and process, do not explaining electrical control, in operation, when needs decompression, it makes to drive screw rod 6 to rotate carousel 8, thereby screw rod 6 drives housing 12 and goes up and down, thereby make second through-hole 14 on housing 12 surface and the first through-hole 13 coincidence part on fixed frame 11 surface step by step, thereby make the second through-hole 14 on housing 12 surface and step reduction to reach the volume that reduces rivers and pass through, and then reach the effect of decompression, first through-hole 13 and second through-hole 14 are sealed, and the coincidence sets up moreover, adjust the whole dislocation in back, adjust through the screw drive of screw rod 6 simultaneously, and the regulation precision is high, thereby the decompression effect is more, and the decompression precision is higher, the device simple structure, the operation of being convenient for, the practicality is strong.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied 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. The utility model provides a novel decompression valve rod row presses and optimizes structure, includes valve body (1), its characterized in that: a fixed shell (2) is welded at the top of the valve body (1);

the surface of the fixed shell (2) is provided with a threaded hole (5), an inner cavity of the threaded hole (5) is spliced with a screw rod (6), the tail end of the screw rod (6) is spliced in an inner cavity of the bearing (7) and fixedly connected with the inner wall of the bearing (7), the bearing (7) is fixedly installed at the top of the water-blocking piece (4), the valve body (1) is arranged on the upper surface of the inner cavity of the fixed shell (2) and is provided with a limiting hole (3), the water-blocking piece (4) penetrates through the limiting hole (3) and is spliced in a limiting groove (9), and the bottom of the inner cavity of the valve body (1) is arranged in the limiting groove (9).

2. The novel pressure reducing valve rod pressure relief optimizing structure as claimed in claim 1, wherein: the water blocking piece (4) comprises a fixed frame (11) and a housing (12), the bottom of the fixed frame (11) is fixedly connected with the bottom of an inner cavity of a limiting groove (9), the top of the housing (12) is fixedly connected with a bearing (7), first through holes (13) are formed in the outer walls of two side walls of the fixed frame (11), and second through holes (14) are formed in the positions of the first through holes (13) and correspond to the outer walls of the housing (12).

3. The novel pressure reducing valve rod pressure relief optimizing structure as claimed in claim 1, wherein: both ends of the valve body (1) are fixedly welded with flanges (10).

4. The novel pressure reducing valve rod pressure relief optimizing structure as claimed in claim 1, wherein: the top of the screw rod (6) is fixedly connected with a turntable (8).

5. The novel pressure reducing valve rod pressure relief optimizing structure as claimed in claim 2, wherein: the inner diameters of the first through hole (13) and the second through hole (14) are the same.