Pressure regulating valve convenient to disassemble and overhaul

Abstract

The utility model relates to the technical field of pressure regulating valves, and discloses a pressure regulating valve convenient to disassemble and overhaul, which comprises a first valve body and a second valve body, the bottom end of the first valve body is fixedly connected with a first connecting disc, the top end of the second valve body is fixedly connected with a second connecting disc, the first connecting disc is attached to the second connecting disc, and the second connecting disc is attached to the first valve body. A first connecting disc is fixedly connected to the output end of the first valve body, a positioning assembly is arranged on the outer wall of the first connecting disc, a first connecting pipe is fixedly connected to the output end of the second valve body, a connecting assembly is arranged in the first connecting pipe, the positioning assembly comprises a first positioning block, one side of the first positioning block is fixedly connected to the outer wall of the first connecting disc, and a first connecting block is fixedly connected to the outer wall of the second connecting disc. According to the pressure regulating valve, when the pressure regulating valve needs to be maintained, the first connecting disc is rotated, the first positioning block and the second connecting block are driven to rotate and are in butt joint with the first connecting block and the second positioning block on the second connecting disc respectively, then the bolts are tightened to fix the first valve body and the second valve body, and the effect that the pressure regulating valve is convenient to disassemble, assemble and maintain is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to pressure regulating valve technical field especially, relates to a pressure regulating valve convenient to overhaul of dismounting. BACKGROUND

[0002] In industrial production and various fluid conveying systems, the pressure regulating valve plays a vital role, it can accurately adjust fluid pressure, guarantee the stable operation of the system, with the continuous development of industrial technology, the performance and maintenance convenience of pressure regulating valve are higher requirement, the traditional pressure regulating valve is easy to appear wear and tear, failure and other problems after long time use, needs to carry out maintenance and overhaul frequently, however, the conventional pressure regulating valve has defects in design, brings great difficulty to maintenance work, therefore, the pressure regulating valve convenient to overhaul becomes the urgent demand of the industry.

[0003] The pressure regulating valve in the prior art, the valve body part mostly adopts integral casting process, casts each component into a compact whole at a time, or firmly connects different parts together through welding technology. This manufacturing method enhances the firmness of the valve body to a certain extent.

[0004] However, the existing pressure regulating valve structure design greatly hinders its dismounting process, making the maintenance work extremely tedious, when the valve core wear, spring elasticity weakening and other faults of the internal parts of the pressure regulating valve occur, the maintenance personnel are difficult to quickly and conveniently disassemble it in a short time, cannot effectively check, repair or replace the faulty parts in time, leading to low maintenance work efficiency, therefore, the pressure regulating valve convenient to overhaul is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides a pressure regulating valve convenient to overhaul, aims at improving the problem that the faulty parts cannot be effectively checked, repaired or replaced in time in the prior art, leading to low maintenance work efficiency.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A pressure regulating valve convenient to overhaul, including valve body one and valve body two, the valve body one bottom fixedly connected with connecting disc one, the valve body two top fixedly connected with connecting disc two, the connecting disc one and the connecting disc two are pasted, the connecting disc one outer wall is provided with positioning assembly, the valve body two output end fixedly connected with connecting pipe one, the connecting pipe one inside is provided with connecting assembly;

[0008] The positioning assembly comprises a positioning block one, one side of the positioning block one is fixedly connected to an outer wall of the connecting disc one, an outer wall of the connecting disc two is fixedly connected with a connecting block one, the connecting block one is slidably connected to an outer wall of the connecting block one, an outer wall of the connecting disc two is fixedly connected with a positioning block two, an outer wall of the connecting disc one is fixedly connected with a connecting block two, the connecting block two is slidably connected to an outer wall of the connecting block two, and the connecting disc one and the connecting disc two are internally screwed with bolts.

[0009] As a further description of the above technical solution:

[0010] The connecting assembly comprises a connecting pipe two and a pipeline, the connecting pipe two is slidably connected in the connecting pipe one, and one end of the pipeline is fixedly connected to one end of the connecting pipe two.

[0011] As a further description of the above technical solution:

[0012] The connecting pipe one is internally slidably connected with a joint one and fixedly connected with a supporting ring one.

[0013] As a further description of the above technical solution:

[0014] The connecting pipe one is internally provided with a spring one, and two ends of the spring one are fixedly connected to the inside of the joint one and the supporting ring one respectively.

[0015] As a further description of the above technical solution:

[0016] The connecting pipe two is internally slidably connected with a joint two and fixedly connected with a supporting ring two.

[0017] As a further description of the above technical solution:

[0018] The connecting pipe two is internally provided with a spring two, and two ends of the spring two are fixedly connected to the inside of the joint two and the supporting ring two respectively, and the joint two and the joint one are in contact.

[0019] As a further description of the above technical solution:

[0020] The outer wall of the joint two is slidably connected with a sliding sleeve, the outer wall of the joint two is sleeved with a spring three, and two ends of the spring three are fixedly connected to the inside of the connecting pipe one and the sliding sleeve respectively.

[0021] As a further description of the above technical solution:

[0022] The connecting pipe one is internally slidably connected with a clamping bead, the clamping bead is in contact with the sliding sleeve, and the connecting pipe one is internally provided with a sealing ring.

[0023] The utility model has the advantages that:

[0024] 1、the utility model discloses, when needing to maintain the pressure regulating valve, rotate connecting disc no. 1, drive positioning block no. 1 and connecting block no. 2 rotate, make it respectively with the connecting block no. 1 and positioning block no. 2 on connecting disc no. 2 complete docking, then tighten bolt fixed valve body no. 1 and valve body no. 2, realized the effect that the pressure regulating valve is convenient to disassemble and maintain, solved the problem that the failure component cannot be effectively checked, maintained or replaced in time, leading to the low efficiency of repair work, thereby improved the maintenance convenience of pressure regulating valve.

[0025] 2、the utility model discloses, through the sliding sleeve of sliding connection pipe no. 1 outer wall, release card pearl and compress spring no. 3, connect pipe no. 2 with pipe no. 1, connector no. 1 and connector no. 2 contact and compress respective spring, after loosening the sliding sleeve, spring no. 3 rebound drives the sliding sleeve reset, and card pearl holds up connecting pipe no. 2 and completes the connection. This quick connection structure makes the pressure regulating valve and pipeline can quickly complete separation and connection, solved the problem that traditional pressure regulating valve and pipeline connection mode are complicated, need to consume a large amount of time to disassemble pipeline when maintaining, hindered to carry out comprehensive inspection and maintenance to the inside of pressure regulating valve, thereby improved the flexibility of pressure regulating valve. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is a three-dimensional schematic view of the utility model of a kind of pressure regulating valve convenient to disassemble and overhaul;

[0027] Figure 2 It is bolt structure schematic view of the utility model of a kind of pressure regulating valve convenient to disassemble and overhaul;

[0028] Figure 3 It is card pearl structure schematic view of the utility model of a kind of pressure regulating valve convenient to disassemble and overhaul.

[0029] Legend:

[0030] 1, valve body no. 1;2, valve body no. 2;3, connecting disc no. 1;4, connecting disc no. 2;5, positioning block no. 1;6, connecting block no. 1;7, positioning block no. 2;8, connecting block no. 2;9, bolt;10, connecting pipe no. 1;11, connecting pipe no. 2;12, pipeline;13, connector no. 1;14, support ring no. 1;15, spring no. 1;16, connector no. 2;17, support ring no. 2;18, spring no. 2;19, sliding sleeve;20, spring no. 3;21, card pearl;22, sealing ring. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0032] With reference to Figure 1 and Figure 2 The utility model provides an embodiment: a kind of pressure regulating valve convenient to overhaul, including valve body one 1 and valve body two 2, valve body one 1 bottom end is fixedly connected with connecting disc one 3, valve body two 2 top end is fixedly connected with connecting disc two 4, connecting disc one 3 and connecting disc two 4 are pasted, connecting disc one 3 outer wall is provided with positioning assembly, valve body two 2 output end is fixedly connected with connecting pipe one 10, connecting pipe one 10 is provided with connecting assembly in inside;

[0033] Positioning assembly includes locating block one 5, locating block one 5 one side is fixedly connected in the outer wall of connecting disc one 3, by sliding and the connecting block one 6 on connecting disc two 4 cooperation, complete preliminary connection process, connecting disc two 4 outer wall is fixedly connected with connecting block one 6, locating block one 5 is slidably connected in the outer wall of connecting block one 6, connecting disc two 4 outer wall is fixedly connected with locating block two 7, connecting disc one 3 outer wall is fixedly connected with connecting block two 8, locating block two 7 is slidably connected in the outer wall of connecting block two 8, ensure that two connecting discs are firmly connected when rotating, and prevent loosening or leakage phenomenon under high pressure condition, connecting disc one 3 and connecting disc two 4 are internally screwed with bolt 9, to ensure the firmness of the connection between the two discs.

[0034] Specifically, in the process of using the pressure regulating valve, when the pressure regulating valve needs to be disassembled and maintained, first, the connecting disc one 3 at the bottom of the valve body one 1 is connected with the connecting disc two 4 at the top of the valve body two 2. In the specific operation, the connecting disc one 3 needs to be tightly pasted with the connecting disc two 4, then the connecting disc one 3 is rotated, and the locating block one 5 and the connecting block two 8 on the outer wall of the connecting disc one 3 are rotated. In this process, the locating block one 5 will slide along the outer wall of the connecting disc two 4 and finally slide into the inside of the connecting block one 6 on the outer wall of the connecting disc two 4, forming a tight connection, at the same time, the connecting block two 8 will smoothly slide into the inside of the locating block two 7 on the outer wall of the connecting disc two 4, completing the cooperation of the other end, so as to ensure the firm connection of the two parts, after this action, the connecting disc one 3 and the connecting disc two 4 need to be fixed together by using the bolt 9, to ensure the stable connection between the two connecting discs, and thus realize the function of the pressure regulating valve convenient to disassemble and maintain.

[0035] With reference to Figure 1 and Figure 3The connecting assembly comprises a connecting pipe two 11 and a pipe 12, the connecting pipe two 11 is slidingly connected in the connecting pipe one 10, the pipe 12 is fixedly connected at one end of the connecting pipe two 11, a connector one 13 is slidingly connected in the connecting pipe one 10, a supporting ring one 14 is fixedly connected in the connecting pipe one 10, a spring one 15 is arranged in the connecting pipe one 10, the spring one 15 is fixedly connected at two ends in the connector one 13 and the supporting ring one 14 respectively, plays a role of buffering and stabilizing pressure, a connector two 16 is slidingly connected in the connecting pipe two 11, a supporting ring two 17 is fixedly connected in the connecting pipe two 11, a spring two 18 is arranged in the connecting pipe two 11, the spring two 18 is fixedly connected at two ends in the connector two 16 and the supporting ring two 17 respectively, the connector two 16 and the connector one 13 are in contact, a sliding sleeve 19 is slidingly connected on the outer wall of the connector two 16, a spring three 20 is sleeved on the outer wall of the connector two 16, the spring three 20 is fixedly connected at two ends in the connecting pipe one 10 and the sliding sleeve 19 respectively, a clamping bead 21 is slidingly connected in the connecting pipe one 10, the clamping bead 21 is in contact with the sliding sleeve 19, the clamping bead 21 can effectively prevent the connecting part from shaking or moving under high pressure, thereby ensuring the long-term stability and reliability of the pressure regulating valve, a sealing ring 22 is arranged in the connecting pipe one 10, plays a role of ensuring that the connecting part is leakproof.

[0036] Specifically, when the pressure regulating valve needs to be connected with the pipe 12, first, the sliding sleeve 19 on the outer wall of the connecting pipe one 10 is slid to release the clamping bead 21 in the connecting pipe one 10, the sliding sleeve 19 will compress the spring three 20 in the sliding process, at this time, the connecting pipe two 11 at one end of the pipe 12 is inserted into the connecting pipe one 10 at the output end of the valve body two 2, at this time, the connector one 13 and the connector two 16 in the connecting pipe one 10 and the connecting pipe two 11 will be in contact and closely matched, the design of the connector one 13 and the connector two 16 makes them can compress the spring one 15 and the spring two 18 in the connecting pipe respectively, this action ensures the sealing and stability of the connecting process, avoids any risk of leakage, once the connection between the connecting pipe one 10 and the connecting pipe two 11 is completed, the sliding sleeve 19 is loosened, the spring three 20 will make the sliding sleeve 19 return to the original position by rebounding after the pressure is released, and then re-exert pressure on the clamping bead 21, so that the clamping bead 21 tightly clamps the outer wall of the connecting pipe two 11, thereby completing the stable connection between the pipe 12 and the pressure regulating valve.

[0037] Working principle: in the use of the pressure regulating valve, when the pressure regulating valve needs to be disassembled and maintained, first, the connecting disc one 3 at the bottom of the valve body one 1 is attached to the connecting disc two 4 at the top of the valve body two 2, then the connecting disc one 3 is rotated, the connecting disc one 3 drives the positioning block one 5 and the connecting block two 8 of the outer wall to rotate, in this process, the positioning block one 5 will slide into the connecting block one 6 of the outer wall of the connecting disc two 4, at the same time, the connecting block two 8 slides into the positioning block two 7 inside the outer wall of the connecting disc two 4 to complete the connection, finally, the bolt 9 is tightened in the connecting disc one 3 and the connecting disc two 4 to complete the fixation, so as to achieve the effect that the pressure regulating valve is convenient to disassemble and maintain, when the pressure regulating valve and the pipeline 12 need to be connected, first, slide the sleeve 19 of the connecting pipe one 10 outer wall, so as to release the clamping bead 21 inside the connecting pipe one 10, at the same time, the sleeve 19 compresses the spring three 20, at this time, the connecting pipe two 11 at one end of the pipeline 12 is inserted into the connecting pipe one 10 inside the output end of the valve body two 2, in this process, the connector one 13 and the connector two 16 inside the connecting pipe one 10 and the connecting pipe two 11 will contact each other, so that the connector one 13 and the connector two 16 compress the spring one 15 and the spring two 18 connected respectively, finally, the sleeve 19 is loosened, the spring three 20 unloads and rebounds, thereby driving the sleeve 19 to reset, so that the sleeve 19 represses the clamping bead 21, and then the clamping bead 21 is clamped on the outer wall of the connecting pipe two 11 to complete the fixation, so as to achieve the effect that the pressure regulating valve and the pipeline 12 can be quickly connected.

[0038] Finally, it should be pointed out that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. made within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. A pressure regulating valve which is easy to disassemble for maintenance, comprising a valve body one (1) and a valve body two (2), characterized in that: The valve body one (1) bottom fixedly connected with connecting disc one (3), the valve body two (2) top fixedly connected with connecting disc two (4), the connecting disc one (3) and the connecting disc two (4) are pasted, the connecting disc one (3) outer wall is provided with positioning assembly, the valve body two (2) output end fixedly connected with connecting pipe one (10), the connecting pipe one (10) is provided with connecting assembly inside; The positioning assembly includes positioning block one (5), one side of the positioning block one (5) is fixedly connected to the outer wall of the connecting disc one (3), the connecting disc two (4) is fixedly connected with connecting block one (6) on the outer wall, the positioning block one (5) is slidingly connected to the outer wall of the connecting block one (6), the connecting disc two (4) is fixedly connected with positioning block two (7) on the outer wall, the connecting disc one (3) is fixedly connected with connecting block two (8) on the outer wall, the positioning block two (7) is slidingly connected to the outer wall of the connecting block two (8), the connecting disc one (3) and the connecting disc two (4) are internally screwed with bolts (9).

2. The pressure regulating valve according to claim 1, wherein: The connecting assembly includes connecting pipe two (11) and pipeline (12), the connecting pipe two (11) is slidingly connected inside the connecting pipe one (10), one end of the pipeline (12) is fixedly connected to one end of the connecting pipe two (11).

3. The pressure regulating valve according to claim 2, wherein: The connecting pipe one (10) is slidingly connected with joint one (13) inside, the connecting pipe one (10) is fixedly connected with support ring one (14) inside.

4. The pressure regulating valve of claim 3, wherein: The connecting pipe one (10) is provided with spring one (15) inside, both ends of the spring one (15) are fixedly connected in the joint one (13) and the support ring one (14) respectively.

5. The pressure regulating valve of claim 4, wherein: The connecting pipe two (11) is slidingly connected with joint two (16) inside, the connecting pipe two (11) is fixedly connected with support ring two (17) inside.

6. The pressure regulating valve of claim 5, wherein: The connecting pipe two (11) is provided with spring two (18) inside, both ends of the spring two (18) are fixedly connected in the joint two (16) and the support ring two (17) respectively, the joint two (16) and the joint one (13) are in contact.

7. The pressure regulating valve of claim 6, wherein: The joint two (16) is slidingly connected with sliding sleeve (19) on the outer wall, the joint two (16) is provided with spring three (20) on the outer wall, both ends of the spring three (20) are fixedly connected in the connecting pipe one (10) and the sliding sleeve (19) respectively.

8. The pressure regulating valve of claim 7, wherein: The connecting pipe one (10) is slidingly connected with clamping bead (21) inside, the clamping bead (21) is in contact with the sliding sleeve (19), the connecting pipe one (10) is provided with sealing ring (22) inside.

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