CN218761630U

CN218761630U - Automatic water replenishing valve with filtering function

Info

Publication number: CN218761630U
Application number: CN202222656845.9U
Authority: CN
Inventors: 林敏憭; 张景; 林日赞
Original assignee: Zhejiang Dablin Valve Co ltd
Current assignee: Zhejiang Dablin Valve Co ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2023-03-28
Anticipated expiration: 2032-10-08

Abstract

The utility model provides a take filterable automatic water replenishing valve belongs to valve technical field. The automatic water replenishing valve filter device solves the problems that an existing automatic water replenishing valve filter device is troublesome to install and detach and the interface is unreliable in sealing. This filterable automatic water replenishing valve in area, which comprises a valve body, the valve pocket of setting in the valve body, and set up the end of intaking and the end of play water at valve body both sides face respectively, be equipped with case assembly in the valve pocket, the valve pocket is close to water inlet department and installs the non return case, valve cap one is installed to the valve body upper end, valve cap two is installed to the bottom, the side-mounting that just is close to the end of intaking on the valve body has the end cap, the mounting hole has been seted up to the side that just is close to the end of a water outlet on the valve body, mounting hole department is equipped with the filter equipment who has impurity function in the filtration rivers, the outer end-mounting of play water end has joint assembly, connect assembly external screw thread bottom to set up flutedly, groove installs the sealing member that has self sealss function. The utility model has the advantages of convenient installation and disassembly of the filtering device and reliable sealing structure.

Description

Automatic water replenishing valve with filtering function

Technical Field

The utility model belongs to the technical field of the valve, a water supplementing valve is related to, in particular to take filterable automatic water supplementing valve.

Background

The automatic water replenishing valve is a common automatic pipeline valve, is mostly arranged on a water replenishing pipeline of a closed-cycle heating or refrigerating system, and can automatically maintain the pressure of the system as a set value. At present, in the similar technical products of the water replenishing valve, a filter device is additionally arranged on each system pipeline, and then an automatic water replenishing valve selected in the market is arranged.

Although the existing automatic water replenishing valve with filtering function can realize the filtering function, the filtering screen is troublesome to replace, the patent document disclosed by the application number of 201520561682.3 and the patent name of 'automatic water replenishing valve' provides an automatic water replenishing valve with a filtering device. However, when the filter device is disassembled, the water inlet joint needs to be unscrewed, the operation is complex, and the disassembly and maintenance are difficult to realize in some scenes with compact space or inconvenient disassembly.

In addition, generally, the threaded connection of the water outlet of the automatic water replenishing valve and the water outlet pipe can be sealed by winding the raw material belt, but the raw material belt has certain requirements on the number of winding turns, direction and position, and the leakage is caused easily due to improper operation in actual operation. Therefore, there is a need for an automatic water replenishing valve that can solve the above problems.

Disclosure of Invention

The utility model aims at the above-mentioned problem that exists among the prior art, provide an automatic water supply valve with filter equipment and self sealss structure convenient to detach.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a take filterable automatic water replenishing valve, includes the valve body, sets up the valve pocket in the valve body, and sets up respectively and hold and go out the water outlet at the end of intaking of valve body both sides face, the valve pocket in be equipped with case assembly, the valve pocket be close to the end department of intaking and install the non return case, valve body upper end install valve cap one, valve cap two is installed to the bottom, its characterized in that, the valve body on and be close to the side-mounting that intakes the end have the end cap, the valve body on and be close to the side of going out the water outlet and seted up the mounting hole, mounting hole department is equipped with the filter equipment who has impurity function in the filtration rivers, the outer terminal surface of play water outlet install the joint assembly, connect assembly external screw thread bottom and seted up flutedly, groove department install the sealing member that has self sealss function.

In the automatic water replenishing valve with the filter, the filter device consists of a filter screen, a gasket and a lock cap, the filter screen is cylindrical, the filter screen is arranged in the mounting hole of the valve body, the lock cap is in threaded connection with the valve body and limits the filter screen in the mounting hole, and the gasket is arranged between the lock cap and the valve body.

In the automatic water replenishing valve with the filter, the joint assembly comprises a joint main body, a rubber ring I and a connecting nut, a sealing groove is formed in the joint main body, and a step extending outwards in the radial direction from the surface of the joint main body is formed in one side of the sealing groove.

In the automatic water replenishing valve with the filter, the sealing piece with the self-sealing function consists of a rubber ring II and a retaining ring with a concave surface, the retaining ring is sleeved on the joint main body and abuts against the step, and the rubber ring II is arranged in the groove of the joint main body and abuts against the concave surface of the retaining ring.

In foretell a take filterable automatic water replenishing valve, be located be equipped with the valve rod one of sealed installation in the valve cap one at valve body top, valve rod one on install and press the cap, pressure cap below install the spring.

In the automatic water replenishing valve with the filtering function, a second valve rod is arranged on a second valve cap at the bottom end of the valve body, and a control hand wheel is connected outside the valve rod.

Compared with the prior art, the automatic water replenishing valve with the filter has the following advantages:

1. through the filtering device, the operations such as disassembling and cleaning of the filter screen can be realized under the condition of not disassembling the water inlet joint and the water outlet joint;

2. through self sealss structure, can realize sealed under the condition that the delivery port does not twine the thread seal area, reduce the installation procedure, easy operation, the structure is reliable.

Drawings

Fig. 1 is a schematic sectional structural view of the automatic water replenishing valve with filtering.

In the figure, 1, a valve body; 2. a valve cavity; 3. a water inlet end; 4. a water outlet end; 5. assembling the valve core; 6. a check valve core; 7. a first valve cap; 8. a second valve cap; 9. a plug; 10. a filter screen; 11. a gasket; 12. a lock cap; 13. a connector body; 14. a first rubber ring; 15. a connecting nut; 16. a second rubber ring; 17. a retainer ring; 18. a first valve rod; 19. pressing the cap; 20. a spring; 21. a second valve rod; 22. and controlling a hand wheel.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, this automatic water replenishing valve with filter, including valve body 1, the valve pocket 2 of setting in valve body 1, and set up respectively at the end 3 of intaking and the play water end 4 of valve 1 body both sides face, be equipped with case assembly 5 in the valve pocket 2, valve pocket 2 is close to the end 3 department of intaking and installs non return valve core 6, valve cap I7 is installed to valve body 1 upper end, valve cap II 8 is installed to the bottom, the side-mounting that just is close to the end 3 of intaking is gone up in valve body 1 has end cap 9, the side that is close to play water end 4 on the valve body 1 has seted up the mounting hole, mounting hole department is equipped with the filter equipment who has impurity function in the filtration rivers, the outer terminal surface mounting of play water end 4 has the joint assembly, this joint assembly external screw thread bottom is seted up flutedly, the sealing member that has self sealss function is installed to recess department.

Further saying in detail, filter equipment comprises filter screen 10, gasket 11 and lock cap 12, filter screen 10 appearance is cylindricly, this filter screen 10 is installed in the mounting hole of valve body 1, lock cap 12 screw-thread fit connects on valve body 1 and with filter screen 10 spacing in the mounting hole, gasket 11 is installed between lock cap 12 and valve body 1, can pull down filter screen 10 through unscrewing lock cap 12 and maintain or change, and need not to unscrew into, go out tap, and convenient operation, application scope is wide.

In more detail, the joint assembly is composed of a joint main body 13, a first rubber ring 14 and a connecting nut 15, a sealing groove is formed in the joint main body 13, a step extending outwards and radially from the surface of the joint main body 13 is formed in one side of the sealing groove, a sealing piece is composed of a second rubber ring 16 and a retaining ring 17 with a concave surface, the retaining ring 17 is sleeved on the joint main body 13 and abuts against the step, and the second rubber ring 16 is installed in the groove of the joint main body 13 and abuts against the concave surface of the retaining ring 17. Fix a position retaining ring 17 through the step to the concave surface of seting up on retaining ring 17 supplies two 16 rubber ring to lean on the installation, makes two 16 rubber ring installations more firm, is difficult for droing, and then improves sealing characteristic.

Preferably, a first valve rod 18 which is installed in a sealing mode is arranged in a first valve cap 7 on the top of the valve body 1, a pressing cap 19 is installed on the first valve rod 18, and a spring 20 is installed below the pressing cap 19.

Preferably, a second valve rod 21 is arranged on the second valve bonnet 8 at the bottom end of the valve body 1, and a control hand wheel 22 is externally connected to the second valve rod 21.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the valve body 1, the valve cavity 2, the water inlet end 3, the water outlet end 4, the valve core assembly 5, the check valve core 6, the first valve cap 7, the second valve cap 8, the plug 9, the filter screen 10, the gasket 11, the locking cap 12, the joint main body 13, the first rubber ring 14, the connecting screw cap 15, the second rubber ring 16, the retainer ring 17, the first valve rod 18, the pressing cap 19, the spring 20, the second valve rod 21, the control hand wheel 22 and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides a take filterable automatic water replenishing valve, includes valve body (1), sets up valve pocket (2) in valve body (1) and sets up respectively intake end (3) and outlet end (4) at valve body (1) both sides face, valve pocket (2) in be equipped with case assembly (5), valve pocket (2) be close to intake end (3) and locate to install non return case (6), valve body (1) upper end install valve cap (7), valve cap two (8) are installed to the bottom, a serial communication port, valve body (1) on and be close to the side-mounting of intake end (3) have end cap (9), valve body (1) on and be close to the side of outlet end (4) and seted up the mounting hole, mounting hole department is equipped with the filter equipment who has impurity function in the filtration rivers, outlet end (4) outer terminal surface install the joint assembly, the joint assembly external screw thread bottom has seted up the recess, the recess department install the sealing member that has self sealedly function.

2. The automatic water replenishing valve with the filter function according to claim 1, wherein the filter device is composed of a filter screen (10), a gasket (11) and a lock cap (12), the filter screen (10) is cylindrical in shape, the filter screen (10) is installed in an installation hole of the valve body (1), the lock cap (12) is in threaded fit with the valve body (1) and limits the filter screen (10) in the installation hole, and the gasket (11) is installed between the lock cap (12) and the valve body (1).

3. The automatic water replenishing valve with the filter function according to claim 1, wherein the joint assembly consists of a joint main body (13), a rubber ring I (14) and a connecting nut (15), a sealing groove is formed in the joint main body (13), and a step extending outwards and radially from the surface of the joint main body (13) is arranged on one side of the sealing groove.

4. The automatic water replenishing valve with the filter function according to claim 3, wherein the sealing element with the self-sealing function consists of a second rubber ring (16) and a retaining ring (17) with a concave surface, the retaining ring (17) is sleeved on the joint main body (13) and abuts against the steps, and the second rubber ring (16) is installed in a groove of the joint main body (13) and abuts against the concave surface of the retaining ring (17).

5. The automatic water replenishing valve with the filter function is characterized in that a first valve rod (18) is arranged in a first valve cap (7) at the top of the valve body (1) in a sealing mode, a pressing cap (19) is arranged on the first valve rod (18), and a spring (20) is arranged below the pressing cap (19).

6. The automatic water replenishing valve with the filter function according to claim 1, wherein a second valve rod (21) is arranged on a second valve bonnet (8) at the bottom end of the valve body (1), and the second valve rod (21) is externally connected with a control hand wheel (22).