CN217003281U

CN217003281U - Flange for valve connection

Info

Publication number: CN217003281U
Application number: CN202220164149.3U
Authority: CN
Inventors: 张剑
Original assignee: Wenzhou Jiuye Flange Pipe Fittings Co ltd
Current assignee: Wenzhou Jiuye Flange Pipe Fittings Co ltd
Priority date: 2022-01-21
Filing date: 2022-01-21
Publication date: 2022-07-19
Anticipated expiration: 2032-01-21

Abstract

The utility model provides a flange for connecting a valve, which comprises a valve body, wherein first flanges are arranged at two ends of the valve body, an outer sleeve is fixedly arranged on one side of each first flange, a filtering mechanism for preventing blockage is arranged in the outer sleeve, fixed blocks are symmetrically arranged on one side of the valve body, a fixing mechanism convenient to connect and fix is arranged in each fixed block, a second flange is connected to one side of each first flange, a connecting mechanism convenient to position and install is arranged in each second flange, and a pipeline is fixedly arranged on one side of each second flange. This flange is used in valve connection, first flange pass through the sleeve pipe and are connected with the valve body, and the fixture block can be fixed outer sleeve pipe through the draw-in groove to improved the stability of being connected between first flange and the valve body, simultaneously to the valve body with the pipeline in-process of being connected, the connecting rod passes through the movable block and forms the block with the through-hole, thereby be convenient for dismantle and install being connected of valve body and pipeline.

Description

Flange for valve connection

Technical Field

The utility model relates to the technical field of flange correlation, in particular to a flange for valve connection.

Background

The flange is a detachable joint which is used for fixing two pipelines, pipe fittings or equipment on a flange respectively, then adding a flange pad between the two flanges and finally tightening the two flanges by bolts to tightly combine the two flanges, so that the connection between the static pipeline and the equipment which rotates or reciprocates can be realized, and the flange is usually used for the connection between a valve and the pipeline, so the flange for connecting the valve is particularly needed.

However, in the use process of the existing flange for valve connection, most of valves and the flange are connected in a welded connection mode, the flange needs to be replaced synchronously under the condition that the valves are damaged due to the connection mode, the valves are not convenient to detach and replace independently, and meanwhile when the valves and pipelines are connected, the flanges are connected in a threaded connection mode, so that the leakage of the joints is easy to appear, and the connection between the valves and the pipelines is not convenient to detach.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a flange for connecting a valve, which aims to solve the problems that the existing flange for connecting the valve, which is proposed in the background art, is inconvenient to independently disassemble and replace the valve because most of valves and flanges are connected in a welding mode in the using process, the flange needs to be synchronously replaced when the valve is damaged due to the connection mode, and the leakage is easy to appear at the connection part and the disassembly of the connection between the valve and a pipeline is inconvenient because the connection mode is usually adopted when the valve and the pipeline are connected.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a flange is used in valve connection, includes the valve body, first flange is installed at the both ends of valve body, one side fixed mounting of first flange has the outer tube, the inside of outer tube is provided with the filtering mechanism who prevents the jam, the fixed block is installed to one side symmetry of valve body, the inside of fixed block is provided with the fixed establishment of being convenient for to connect fixedly, fixed establishment's one end and outer tube interconnect, one side of first flange is connected with the second flange, the inside of second flange is provided with the coupling mechanism of being convenient for fix a position the installation, one side fixed mounting of second flange has the pipeline.

Preferably, the filtering mechanism comprises an attaching groove, a sliding block, a rubber outer frame and a filter screen, the attaching groove is formed in the outer sleeve, the sliding grooves are formed in two sides of the attaching groove, the sliding block is connected to the sliding groove in a sliding mode, the rubber outer frame is fixedly mounted on one side of the sliding block, and the filter screen is embedded in the rubber outer frame.

Preferably, the size of the fitting groove is matched with that of the rubber outer frame, and the sliding blocks are symmetrically arranged about the center line of the rubber outer frame.

Preferably, the fixing mechanism comprises a limiting groove, a positioning rod, a first spring, a fixing plate, a clamping block, a pull rod and a clamping groove, the limiting groove is formed in the fixing block, the positioning rod is welded in the limiting groove, the surface of the positioning rod is wound and connected with the first spring, the fixing plate is fixedly mounted at the top of the positioning rod, the clamping block is sleeved on the outer vertical face of the positioning rod, the pull rod is fixedly mounted on the surface of one side of the clamping block, the clamping groove is formed in the outer sleeve, and the clamping groove is connected with the clamping block in a clamping mode.

Preferably, the fixture block is connected with the limiting groove in a sliding mode through the positioning rod, and the fixture block is connected with the outer sleeve in a clamping mode through the clamping groove.

Preferably, coupling mechanism includes connecting plate, constant head tank, movable block, second spring, through-hole, interior sleeve pipe and rubber circle, one side fixed mounting of second flange has the connecting plate, the constant head tank has been seted up to the inside of connecting plate, the inside sliding connection of constant head tank has the movable block, one side welding of movable block has the second spring, the through-hole has been seted up to the inside of first flange, the through-hole is connected with the movable block, one side fixed mounting of second flange has interior sleeve pipe, the rubber circle has been cup jointed to interior sheathed tube facade.

Preferably, the connecting plate is in sliding connection with the first flange through a through hole, and the diameter of the inner sleeve is matched with the inner diameter of the rubber ring.

Compared with the prior art, the utility model has the beneficial effects that: this flange is used in valve connection, first flange passes through the sleeve pipe and is connected with the valve body, the fixture block can be fixed outer sleeve pipe through the draw-in groove, thereby the stability of being connected between first flange and the valve body has been improved, and through the setting of filter screen, can prevent that the valve body is inside to produce and to block up, the in-process of being connected valve body and pipeline is being carried out simultaneously, the connecting rod passes through the movable block and forms the block with the through-hole, thereby be convenient for dismantle and install being connected of valve body and pipeline, be favorable to carrying out solitary maintenance work to the valve body.

Drawings

FIG. 1 is a schematic side view of the present invention;

FIG. 2 is an exploded view of the filter mechanism of the present invention;

FIG. 3 is an exploded view of the fixing mechanism of the present invention;

fig. 4 is an exploded view of the connection mechanism of the present invention.

In the figure: 1. a valve body; 2. a first flange; 3. an outer sleeve; 4. a filtering mechanism; 401. a fitting groove; 402. a chute; 403. a slider; 404. a rubber outer frame; 405. filtering with a screen; 5. a fixed block; 6. a fixing mechanism; 601. a limiting groove; 602. positioning a rod; 603. a first spring; 604. a fixing plate; 605. a clamping block; 606. a pull rod; 607. a card slot; 7. a second flange; 8. a connecting mechanism; 801. a connecting plate; 802. positioning a groove; 803. a movable block; 804. a second spring; 805. a through hole; 806. an inner sleeve; 807. a rubber ring; 9. a pipeline.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a flange is used in valve connection, including valve body 1, first flange 2 is installed at the both ends of valve body 1, one side fixed mounting of first flange 2 has outer tube 3, the inside of outer tube 3 is provided with the filtering mechanism 4 that prevents the jam, fixed block 5 is installed to one side symmetry of valve body 1, the inside of fixed block 5 is provided with the fixed establishment 6 of being convenient for to connect fixedly, the one end and the outer tube 3 interconnect of fixed establishment 6, one side of first flange 2 is connected with second flange 7, the inside of second flange 7 is provided with the coupling mechanism 8 of being convenient for fix a position the installation, one side fixed mounting of second flange 7 has pipeline 9.

Further, filtering mechanism 4 includes laminating groove 401, spout 402, slider 403, rubber frame 404 and filter screen 405, laminating groove 401 has been seted up to the inside of outer tube 3, spout 402 has been seted up to laminating groove 401's both sides, the inside sliding connection of spout 402 has slider 403, one side fixed mounting of slider 403 has rubber frame 404, the inside of rubber frame 404 is inlayed and is had filter screen 405, through laminating groove 401, spout 402, slider 403, rubber frame 404 and filter screen 405's setting, wherein rubber frame 404 slides in the inside of spout 402 through slider 403, thereby be convenient for promote valve body 1 and the sealed effect in laminating groove 401, filter screen 405 can also filter the fluid simultaneously, avoid valve body 1 to produce the jam.

Further, the size of the attaching groove 401 is matched with the size of the rubber outer frame 404, the sliding block 403 is symmetrically installed about the center line of the rubber outer frame 404, and through the arrangement of the attaching groove 401, the sliding block 403 and the rubber outer frame 404, the valve body 1 can be tightly wrapped by the attaching groove 401, so that the sealing performance of the joint is improved conveniently, and the rubber outer frame 404 can be prevented from shaking due to the symmetrical arrangement of the sliding block 403.

Further, the fixing mechanism 6 includes a limiting groove 601, a positioning rod 602, a first spring 603, a fixing plate 604, a fixture block 605, a pull rod 606 and a clamping groove 607, the limiting groove 601 is disposed inside the fixing block 5, the positioning rod 602 is welded inside the limiting groove 601, the first spring 603 is wound and connected on the surface of the positioning rod 602, the fixing plate 604 is fixedly mounted on the top of the positioning rod 602, the fixture block 605 is sleeved on the outer vertical surface of the positioning rod 602, the pull rod 606 is fixedly mounted on the surface of one side of the fixture block 605, the clamping groove 607 is disposed inside the outer sleeve 3, the clamping groove 607 is connected with the fixture block 605 in a clamping manner, the fixture block 605, the pull rod 606 and the clamping groove 607 are disposed, wherein the fixture block 605 can slide inside the limiting groove 601 through the positioning rod 602, the fixture block 605 can prevent the fixture block 605 from sliding to generate deviation, and the pull rod 606 is convenient for pulling the fixture block 605, thereby releasing the engagement between the latch 605 and the latch groove 607, and facilitating the disassembly of the valve body 1.

Furthermore, the fixture block 605 is slidably connected with the limiting groove 601 through the positioning rod 602, the fixture block 605 is connected with the outer sleeve 3 through the clamping groove 607 in a clamping manner, and through the arrangement of the limiting groove 601, the positioning rod 602, the fixture block 605 and the clamping groove 607, the deviation of the fixture block 605 in the process of being connected with the clamping groove 607 can be prevented by the limiting groove 601 and the positioning rod 602, so that the stability of clamping and connecting the fixture block 605 with the clamping groove 607 is improved.

Further, the connecting mechanism 8 comprises a connecting plate 801, a positioning groove 802, a movable block 803, a second spring 804, a through hole 805, an inner sleeve 806 and a rubber ring 807, the connecting plate 801 is fixedly installed at one side of the second flange 7, the positioning groove 802 is formed inside the connecting plate 801, the movable block 803 is connected inside the positioning groove 802 in a sliding manner, the second spring 804 is welded at one side of the movable block 803, the through hole 805 is formed inside the first flange 2, the through hole 805 is connected with the movable block 803 in a clamping manner, an inner sleeve 806 is fixedly installed at one side of the second flange 7, the rubber ring 807 is sleeved on the outer vertical surface of the inner sleeve 806, and through the arrangement of the connecting plate 801, the positioning groove 802, the movable block 803, the second spring 804, the through hole 805, the inner sleeve 806 and the rubber ring 807, after the connecting plate 801 passes through the through hole 805, the second spring 804 can eject the movable block 803, so that the movable block 803 and the through hole 805 can be conveniently clamped, the convenience of connection between the first flange 2 and the pipeline 9 is improved.

Further, the connecting plate 801 is in sliding connection with the first flange 2 through the through hole 805, the diameter of the inner sleeve 806 is matched with the inner diameter of the rubber ring 807, the connecting plate 801, the through hole 805, the inner sleeve 806 and the rubber ring 807 are arranged, the through hole 805 can limit the second flange 7 through the connecting plate 801, the stability of the second flange 7 after connection is improved, the close fitting between the inner sleeve 806 and the first flange 2 is favorable for improving the connection sealing performance, the clamping between the movable block 803 and the through hole 805 can be processed through the elasticity of the rubber ring 807, and the connection stability is improved.

The working principle is as follows: firstly, when the valve body 1 and the first flange 2 need to be connected, the outer sleeve 3 is attached to one end of the valve body 1, so that the rubber outer frame 404 slides inside the sliding groove 402 through the sliding block 403, thereby facilitating the rubber outer frame 404 to fix the filter screen 405, and simultaneously enabling the rubber outer frame 404 to seal the valve body 1 and the first flange 2, then the first spring 603 drives the fixture block 605 to slide on the positioning rod 602 and the limiting groove 601 until one end of the fixture block 605 forms a clamping with the clamping groove 607, thereby completing the connection work of the valve body 1 and the first flange 2, when the first flange 2 and the pipeline 9 need to be connected, the inner sleeve 806 on one side of the second flange 7 is plugged into the opening of the first flange 2, meanwhile, the second flange 7 also drives the connecting plate 801 to enter the inside of the through hole 805 until the connecting plate passes through the through hole 805, then the second spring 804 drives the movable block 803 to move, so that the movable block 803 forms a clamping with the through hole 805, and the rubber ring 807 between the first flange 2 and the second flange 7 can be extruded towards two sides, so that the clamping connection of the movable block 803 and the through hole 805 is more stable, and thus, the flange for valve connection is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a flange is used in valve connection, includes valve body (1), its characterized in that: first flange (2) are installed at the both ends of valve body (1), one side fixed mounting of first flange (2) has outer tube (3), the inside of outer tube (3) is provided with filtering mechanism (4) that prevent the jam, fixed block (5) are installed to one side symmetry of valve body (1), the inside of fixed block (5) is provided with is convenient for connect fixed establishment (6), the one end and outer tube (3) interconnect of fixed establishment (6), one side of first flange (2) is connected with second flange (7), the inside of second flange (7) is provided with coupling mechanism (8) of being convenient for the location installation, one side fixed mounting of second flange (7) has pipeline (9).

2. The flange for connecting the valve is characterized in that the filtering mechanism (4) comprises an attaching groove (401), a sliding groove (402), a sliding block (403), a rubber outer frame (404) and a filter screen (405), the attaching groove (401) is formed in the outer sleeve (3), the sliding groove (402) is formed in two sides of the attaching groove (401), the sliding block (403) is connected to the sliding groove (402) in a sliding manner, the rubber outer frame (404) is fixedly mounted on one side of the sliding block (403), and the filter screen (405) is embedded in the rubber outer frame (404).

3. A flange for connecting a valve according to claim 2, wherein the size of the fitting groove (401) is identical to that of the rubber outer frame (404), and the sliding blocks (403) are symmetrically arranged about the center line of the rubber outer frame (404).

4. The flange for connecting the valve according to claim 1, wherein the fixing mechanism (6) comprises a limiting groove (601), a positioning rod (602), a first spring (603), a fixing plate (604), a clamping block (605), a pull rod (606) and a clamping groove (607), a limiting groove (601) is arranged inside the fixing block (5), a positioning rod (602) is welded inside the limiting groove (601), the surface of the positioning rod (602) is wound and connected with a first spring (603), the top of the positioning rod (602) is fixedly provided with a fixing plate (604), a clamping block (605) is sleeved on the outer vertical surface of the positioning rod (602), a pull rod (606) is fixedly arranged on the surface of one side of the clamping block (605), a clamping groove (607) is formed in the outer sleeve (3), and the clamping groove (607) is connected with the clamping block (605) in a clamping mode.

5. The flange for connecting the valve as claimed in claim 4, wherein the block (605) is slidably connected with the limit groove (601) through a positioning rod (602), and the block (605) is connected with the outer sleeve (3) in a clamping manner through a clamping groove (607).

6. The flange for connecting a valve according to claim 1, wherein the connecting mechanism (8) comprises a connecting plate (801), a positioning groove (802), a movable block (803), a second spring (804), a through hole (805), an inner sleeve (806) and a rubber ring (807), a connecting plate (801) is fixedly arranged on one side of the second flange (7), a positioning groove (802) is formed in the connecting plate (801), a movable block (803) is connected inside the positioning groove (802) in a sliding manner, a second spring (804) is welded on one side of the movable block (803), a through hole (805) is formed in the first flange (2), the through hole (805) is connected with the movable block (803) in a clamping manner, an inner sleeve (806) is fixedly mounted on one side of the second flange (7), and a rubber ring (807) is sleeved on the outer vertical face of the inner sleeve (806).

7. A flange for connecting a valve according to claim 6, wherein the connecting plate (801) is slidably connected to the first flange (2) through a through hole (805), and the diameter of the inner sleeve (806) is matched with the inner diameter of the rubber ring (807).