CN219933089U - Valve body structure of pressure reducing valve - Google Patents

Abstract

The utility model discloses a valve body structure of a pressure reducing valve, which comprises a pressure reducing valve main body, a torsion part, a mounting disc and an external connection tube, wherein the torsion part is arranged on the pressure reducing valve main body; the installing and detaching mechanism comprises a butt joint disc, an arc through groove, an arc inserting plate, a limiting bayonet, a placement groove, a sliding sleeve block and a clamping plate, wherein the butt joint disc is fixedly connected with the end part of an external pipe, the arc through groove is formed in the surface of the installation disc, and the arc inserting plate is fixedly connected with the surface of the butt joint disc. According to the utility model, the mechanism for quickly installing and detaching the external connection pipe is arranged, so that the pressure reducing valve main body can be quickly docked with the external connection pipe in later use, and the purpose of quick use is achieved; and the damage in the later stage can also achieve quick disassembly and overhaul.

Description

Valve body structure of pressure reducing valve

Technical Field

The utility model relates to the technical field of valve bodies, in particular to a valve body structure of a pressure reducing valve.

Background

The pressure reducing valve is a valve which reduces the inlet pressure to a certain required outlet pressure through adjustment and automatically keeps the outlet pressure stable by means of the energy of a medium, and from the viewpoint of hydrodynamics, the pressure reducing valve is a throttling element with variable local resistance, namely, the flow speed and the kinetic energy of fluid are changed through changing the throttling area to cause different pressure losses, so that the aim of reducing pressure is achieved, and then the fluctuation of the pressure behind the valve is balanced with the spring force by means of adjustment of a control and adjustment system, so that the pressure behind the valve is kept constant within a certain error range; the valve body structure of the pressure reducing valve in the market at present is fixed by adopting a flange plate, a bolt piece and the like when the valve body structure is connected with an external connecting pipe in a butt joint mode, and then corresponding anti-leakage glue is wound at the joint of the flange plate for anti-leakage treatment; thus, although the final installation and leakage prevention purposes can be achieved; however, the whole installation is complicated, and the later detachment also needs to be performed by scraping glue and the like, so that the detachment is difficult.

Disclosure of Invention

The utility model aims to provide a valve body structure of a pressure reducing valve, which solves the problems set forth in the background art.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a relief valve body structure, includes relief valve main part, twists reverse piece, mounting disc and external connection pipe, twist reverse the piece and install on the relief valve main part, the mounting disc fixed connection is at the open end of relief valve main part, the external connection pipe is connected at the tip of mounting disc, be connected with the installation and removal mechanism between mounting disc and the external connection pipe; the installing and detaching mechanism comprises a butt joint disc, an arc through groove, an arc inserting plate, a limiting bayonet, a placement groove, a sliding sleeve block and a clamping plate, wherein the butt joint disc is fixedly connected with the end part of an external connection tube, the arc through groove is formed in the surface of a mounting disc, the arc inserting plate is fixedly connected with the surface of the butt joint disc, the limiting bayonet is formed in the end part of the arc inserting plate, the placement groove is formed in the surface of the butt joint disc, the sliding sleeve block is slidably connected with the inner wall of the placement groove, the clamping plate is fixedly connected with the surface of the sliding sleeve block, and a sealing assembly is connected between the mounting disc and the butt joint disc.

Further, the sealing assembly comprises a sealing slot and a sealing insert ring, the sealing slot is formed in the surface of the mounting disc, and the sealing insert ring is fixedly and fixedly connected to the surface of the butt joint disc.

Further, the mounting and dismounting mechanism further comprises a fixing rod and a spring, wherein the fixing rod is fixedly connected between two end walls of the mounting groove, and the spring is sleeved on the periphery of the fixing rod.

Further, one end of the spring is fixedly connected to the end wall of the placement groove, and the other end of the spring is fixedly connected to one end surface of the sliding sleeve block.

Further, the clamping plate is clamped on the inner wall of the limiting bayonet, the set size of the limiting bayonet is matched with the design size of the clamping plate, and the arc-shaped inserting plate penetrates through the arc-shaped through groove.

Furthermore, the sealing insert ring is inserted into the inner wall of the sealing slot, and the opening size of the sealing slot is mutually matched with the design size of the sealing insert ring.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the valve body structure of the pressure reducing valve, the mechanism for quickly installing and detaching the external connecting pipe is arranged, so that the pressure reducing valve body can be quickly docked with the external connecting pipe in later use, and the purpose of quick use is achieved; and the damage in the later stage can also achieve quick disassembly and overhaul.

2. This relief pressure valve body structure through setting up seal assembly, lets the relief pressure valve main part can let the junction form better leakproofness when connecting the takeover outward to avoid the later stage to use and reveal the problem.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic perspective view of an embodiment of the present utility model;

FIG. 2 is a schematic perspective view of a relief valve body according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram illustrating a connection structure between an outer adapter and a docking tray according to an embodiment of the present utility model;

fig. 4 is an enlarged view of the structure a in fig. 2 according to an embodiment of the present utility model.

In the figure: 1. a pressure reducing valve body; 2. a torsion member; 3. a mounting plate; 4. an outer connecting pipe; 5. a butt joint disc; 6. arc through grooves; 7. arc plugboards; 8. limiting bayonet; 9. a placement groove; 10. a fixed rod; 11. a spring; 12. a sliding sleeve block; 13. a clamping plate; 14. sealing the slot; 15. and sealing the insert ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides the following technical solutions: the utility model provides a relief valve body structure, includes relief valve main part 1, twists reverse piece 2, mounting disc 3 and external connection 4, twists reverse piece 2 installs on relief valve main part 1, mounting disc 3 fixed connection is at the open end of relief valve main part 1, external connection 4 is connected at the tip of mounting disc 3, be connected with the mechanism of tearing open between mounting disc 3 and the external connection 4; the installing and detaching mechanism comprises a butt joint disc 5, an arc through groove 6, an arc inserting plate 7, a limiting bayonet 8, a placement groove 9, a sliding sleeve block 12 and a clamping plate 13, wherein the butt joint disc 5 is fixedly connected to the end part of an external joint tube 4, the arc through groove 6 is formed in the surface of a mounting disc 3, the arc inserting plate 7 is fixedly connected to the surface of the butt joint disc 5, the limiting bayonet 8 is formed in the end part of the arc inserting plate 7, the placement groove 9 is formed in the surface of the butt joint disc 5, the sliding sleeve block 12 is slidably connected to the inner wall of the placement groove 9, the clamping plate 13 is fixedly connected to the surface of the sliding sleeve block 12, a sealing assembly is connected between the mounting disc 3 and the butt joint disc 5, the clamping plate 13 is clamped to the inner wall of the limiting bayonet 8, the forming size of the limiting bayonet 8 is mutually matched with the design size of the clamping plate 13, and the arc inserting plate 7 passes through the arc through groove 6.

Specifically, the seal assembly comprises a seal slot 14 and a seal insert ring 15, the seal slot 14 is arranged on the surface of the mounting disc 3, the seal insert ring 15 is fixedly and fixedly connected on the surface of the docking disc 5, the seal insert ring 15 is inserted into the inner wall of the seal slot 14, and the arrangement size of the seal slot 14 is mutually matched with the design size of the seal insert ring 15.

In this embodiment, by setting the sealing slot 14 and the sealing insert ring 15, the tightness of the mounting disc 3 and the docking disc 5 can be better ensured when the mounting disc and the docking disc are docked, so that the problem of leakage at the joint generated by docking the upper extension tube 4 is avoided.

Specifically, the mounting and dismounting mechanism further comprises a fixing rod 10 and a spring 11, wherein the fixing rod 10 is fixedly connected between two end walls of the mounting groove 9, the spring 11 is sleeved on the periphery of the fixing rod 10, one end of the spring 11 is fixedly connected with the end wall of the mounting groove 9, and the other end of the spring 11 is fixedly connected with one end surface of the sliding sleeve block 12.

In this embodiment, through setting up dead lever 10 and spring 11 for joint board 13 can be better under the condition of not atress fixed lever 10 and slip cap piece 12 and reset under the rebound effort of spring 11, thereby let joint board 13 quick return and peg graft into the inner wall of spacing bayonet socket 8, accomplish the spacing to arc picture peg 7, reach the quick installation purpose of final extension pipe 4.

The working principle of the utility model is as follows: when the whole pressure reducing valve body structure is used, the pressure reducing valve body 1 and the external pipe 4 are needed to be in butt joint, and the specific steps of the butt joint are as follows: firstly, acting force acts on the clamping plate 13, then after the clamping plate 13 moves for a certain distance, abutting the mounting disc 3 and the butt joint disc 5, in the process, the arc-shaped plugboard 7 passes through the arc-shaped through groove 6, and then, loosening the force on the clamping plate 13, the clamping plate 13 at the moment can be reset, so that the clamping plate 13 is spliced into the inner wall of the limiting bayonet 8, the limiting purpose of the arc-shaped plugboard 7 is achieved, and the final mounting purpose of the external connection pipe 4 is achieved; in the whole butt joint process, the sealing insert ring 15 can be inserted into the inner wall of the sealing slot 14, so that the sealing performance of the joint can be better ensured while the external connecting pipe 4 is connected.

Finally, it should be noted that: while the basic concepts have been described above, it will be apparent to those skilled in the art that the foregoing detailed disclosure is by way of example only and is not intended to be limiting. Although not explicitly described herein, various modifications, improvements, and adaptations to the present disclosure may occur to one skilled in the art. Such modifications, improvements, and modifications are intended to be suggested within this specification, and therefore, such modifications, improvements, and modifications are intended to be included within the spirit and scope of the exemplary embodiments of the present utility model. Meanwhile, the specification uses specific words to describe the embodiments of the specification. Reference to "one embodiment," "an embodiment," and/or "some embodiments" means that a particular feature, structure, or characteristic is associated with at least one embodiment of the present description. Thus, it should be emphasized and should be appreciated that two or more references to "an embodiment" or "one embodiment" or "an alternative embodiment" in various positions in this specification are not necessarily referring to the same embodiment. Furthermore, certain features, structures, or characteristics of one or more embodiments of the present description may be combined as suitable. Furthermore, the order in which the elements and sequences are processed, the use of numerical letters, or other designations in the description are not intended to limit the order in which the processes and methods of the description are performed unless explicitly recited in the claims.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. The utility model provides a relief pressure valve body structure, includes relief pressure valve main part (1), twists reverse piece (2), mounting disc (3) and takeover (4), twist reverse piece (2) and install on relief pressure valve main part (1), mounting disc (3) fixed connection is at the open end of relief pressure valve main part (1), the tip at mounting disc (3) is connected in takeover (4), its characterized in that: an installing and detaching mechanism is connected between the installing disc (3) and the outer connecting pipe (4); the installing and detaching mechanism comprises a butt joint disc (5), an arc through groove (6), an arc inserting plate (7), a limiting bayonet (8), a placement groove (9), a sliding sleeve block (12) and a clamping plate (13), wherein the butt joint disc (5) is fixedly connected with the end part of an external pipe (4), the arc through groove (6) is formed in the surface of a mounting disc (3), the arc inserting plate (7) is fixedly connected with the surface of the butt joint disc (5), the limiting bayonet (8) is formed in the end part of the arc inserting plate (7), the placement groove (9) is formed in the surface of the butt joint disc (5), the sliding sleeve block (12) is slidably connected with the inner wall of the placement groove (9), and the clamping plate (13) is fixedly connected with the surface of the sliding sleeve block (12), and a sealing assembly is connected between the mounting disc (3) and the butt joint disc (5).

2. A relief valve body structure as claimed in claim 1, wherein: the sealing assembly comprises a sealing slot (14) and a sealing insert ring (15), the sealing slot (14) is formed in the surface of the mounting disc (3), and the sealing insert ring (15) is fixedly connected to the surface of the butt joint disc (5).

3. A relief valve body structure as claimed in claim 1, wherein: the mounting and dismounting mechanism further comprises a fixing rod (10) and a spring (11), wherein the fixing rod (10) is fixedly connected between two end walls of the mounting groove (9), and the spring (11) is sleeved on the periphery of the fixing rod (10).

4. A relief valve body structure according to claim 3, wherein: one end of the spring (11) is fixedly connected to the end wall of the placement groove (9), and the other end of the spring (11) is fixedly connected to one end surface of the sliding sleeve block (12).

5. A relief valve body structure as claimed in claim 1, wherein: the clamping plate (13) is clamped on the inner wall of the limiting bayonet (8), the set size of the limiting bayonet (8) is matched with the design size of the clamping plate (13), and the arc-shaped inserting plate (7) penetrates through the arc-shaped through groove (6) to be designed.

6. A relief valve body structure as claimed in claim 2, wherein: the sealing insert ring (15) is inserted into the inner wall of the sealing slot (14), and the opening size of the sealing slot (14) is mutually matched with the design size of the sealing insert ring (15).