CN219673427U

CN219673427U - Control valve

Info

Publication number: CN219673427U
Application number: CN202320367467.4U
Authority: CN
Inventors: 张荣城
Original assignee: Fujian Gaoqiao Valve Technology Co ltd
Current assignee: Fujian Gaoqiao Valve Technology Co ltd
Priority date: 2023-03-02
Filing date: 2023-03-02
Publication date: 2023-09-12
Anticipated expiration: 2033-03-02

Abstract

The utility model provides a control valve capable of filtering and adsorbing impurities in water flow before the water flow enters a valve body and passes through a valve seat, comprising a valve body, a valve seat arranged on the valve body, a sealing groove arranged on the valve seat, and a filtering and adsorbing device arranged in the valve body and close to the water inlet end of the valve body and used for filtering and adsorbing the impurities in the water flow before the water flow enters the valve body and passes through the valve seat so as to prevent the impurities from being attached in the sealing groove.

Description

Control valve

Technical Field

The utility model relates to the technical field of valves, in particular to a control valve.

Background

The control valve consists of two main assemblies: valve body assemblies and actuator assemblies (or actuator systems) are divided into four major families: single seat series control valves, double seat series control valves, sleeve series control valves, and self-actuated series control valves.

The utility model provides a water conservancy control that chinese patent number CN202020979500.5 discloses, includes valve gap, valve body, control lever and disk seat, the valve gap passes through bolt fixed connection in the valve body upper end, be equipped with the elastic cavity on the valve gap, the valve body upper end is equipped with the through-hole, through-hole upper end and elastic cavity bottom intercommunication, fixedly connected with sealing washer on the through-hole inner wall, the control lever is used out elastic cavity and through-hole, the position fixedly connected with spring that the control lever is located the elastic cavity, control lever outer wall and the inboard in close contact with of sealing washer, the control lever lower extreme is located the valve body, control lever bottom end fixedly connected with mounting panel, mounting panel bottom both sides fixedly connected with first case and second case respectively, be equipped with two seal grooves on the disk seat, two equal fixedly connected with sealing washer on the seal groove inner wall, the equal fixedly connected with installation piece in mounting panel upper end both sides, all be equipped with the recess on the roof of through-hole both sides, two on the recess inner wall equal fixedly connected with diaphragm, two are equipped with the slider, correspond between two and the slider is all through the connection.

Although the above patent can solve the corresponding technical problems, certain drawbacks still exist:

because the water flow contains impurities such as silt, rust, algae and the like, before the water flow enters the valve body and passes through the valve seat, the impurities in the water flow cannot be filtered and adsorbed, so that part of the impurities in the water are attached in the sealing groove, and the impurities are easily accumulated in the sealing groove after long-term use, thereby influencing the tightness between the valve core and the valve seat.

Disclosure of Invention

The utility model aims to overcome the defects and shortcomings of the prior art and provide a control valve capable of filtering and adsorbing impurities in water flow before the water flow enters a valve body and passes through a valve seat.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a control valve, includes the valve body, set up in disk seat on the valve body, set up in seal groove on the disk seat, still including set up in be close to in the valve body water inlet end is used for filtering the adsorption equipment that adsorbs the impurity in the rivers before rivers get into the valve body through the disk seat in order to prevent impurity adhesion in the seal groove.

The further improvement is that: the filtering and adsorbing device comprises a filter plate, an adsorption plate and a filter plate, wherein the filter plate is arranged in the valve body, the end, close to a water inlet of the valve body, is used for filtering impurities in water flow before the water flow enters the valve body and passes through a valve seat, the adsorption plate is arranged in the valve body, the adsorption plate is positioned between the filter plate and the valve seat and is used for adsorbing the impurities in the water flow before the water flow enters the valve body and passes through the valve seat, and the filter plate and the adsorption plate are detachably arranged in the valve body through a disassembly assembly.

The further improvement is that: the filter comprises a first main board, and a filter screen which is arranged on the first main board and used for filtering impurities in water flow before the water flow enters the valve body and passes through the valve seat.

The further improvement is that: the adsorption plate comprises a second main plate, a plurality of through grooves for water supply to pass through the second main plate are formed in the second main plate, and an adsorption body for adsorbing impurities in water flow when the water flow passes through the through grooves is arranged in the through grooves on the second main plate.

The further improvement is that: the adsorbent is an activated carbon sphere.

The further improvement is that: the disassembly component comprises four connecting blocks which are arranged in the valve body, close to the water inlet end of the valve body and are arranged oppositely, connecting grooves which are arranged on the connecting blocks and used for accommodating the adsorption plates and the filter plates and limiting the two sides of the adsorption plates and the filter plates, matching plates which are arranged in the connecting grooves on the connecting blocks in a liftable mode, and compression springs which are arranged between the connecting blocks and the matching plates.

The further improvement is that: the connecting block is provided with a guiding anti-falling piece which is used for guiding the lifting of the matched plate and preventing the matched plate from slipping on the connecting block.

The further improvement is that: the guiding anti-falling piece comprises two guiding limiting grooves which are oppositely arranged on the connecting block and communicated with the connecting groove, and two guiding blocks which are oppositely arranged on the matching plate and positioned in the guiding limiting grooves.

After the technical scheme is adopted, the utility model has the beneficial effects that: because the water flow contains impurities such as silt, rust, algae and the like, before the water flow enters the valve body and passes through the valve seat, the filtering and adsorbing device filters and adsorbs the impurities in the water flow, so that part of the impurities in the water cannot be attached in the sealing groove, the impurities are not easy to accumulate in the sealing groove after long-term use, and the tightness between the valve core and the valve seat cannot be influenced.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is an enlarged view of a portion a corresponding to fig. 1;

FIG. 3 is a schematic view of the structure of the adsorption plate in the present utility model.

Reference numerals illustrate: valve body 1, disk seat 2, seal groove 3, first mainboard 4, filter screen 5, second mainboard 6, logical groove 7, adsorbent 8, connecting block 9, spread groove 10, joining in marriage plywood 11, compression spring 12, guide spacing groove 13, guide block 14.

Detailed Description

The utility model will now be further described with reference to the drawings and specific examples.

Referring to fig. 1 and 3, the technical scheme adopted in this embodiment is as follows: the utility model provides a control valve, includes valve body 1, set up in disk seat 2 on the valve body 1, set up in seal groove 3 on the disk seat 2, still including set up in be close to in the valve body 1 the water inlet end of valve body 1 is used for filtering the adsorption equipment that adsorbs the impurity in the rivers before rivers get into in the valve body 1 through disk seat 2 in order to prevent impurity adhesion in seal groove 3.

The filtering and adsorbing device comprises a filter plate, an adsorption plate and an adsorption plate, wherein the filter plate is arranged in the valve body 1, the end, close to a water inlet of the valve body 1, is used for filtering impurities in water flow before the water flow enters the valve body 1 and passes through the valve seat 2, the adsorption plate is arranged in the valve body 1 and is positioned between the filter plate and the valve seat 2 and is used for adsorbing the impurities in the water flow before the water flow enters the valve body 1 and passes through the valve seat 2, and the filter plate and the adsorption plate are detachably arranged in the valve body 1 through a disassembly assembly.

The filter comprises a first main board 4, and a filter screen 5 which is arranged on the first main board 4 and used for filtering impurities in water flow before the water flow enters the valve body 1 and passes through the valve seat 2.

The adsorption plate comprises a second main plate 6, a plurality of through grooves 7 for water supply to flow through the second main plate 6 are formed in the second main plate 6, an adsorption body 8 for adsorbing impurities in water flow when the water flow passes through the through grooves 7 is arranged in the through grooves 7 on the second main plate 6, and the adsorption body 8 is clamped in the through grooves and cannot influence the water flow to pass through the through grooves 7.

The adsorbent 8 is an activated carbon sphere.

The disassembly component comprises four connecting blocks 9 which are arranged in the valve body 1 and are close to the water inlet end of the valve body 1 and are arranged oppositely, a connecting groove 10 which is arranged on the connecting blocks 9 and used for accommodating the adsorption plates and the filter plates and limiting the two sides of the adsorption plates and the filter plates, a matching plate 11 which is arranged in the connecting groove 10 on the connecting blocks 9 in a lifting manner, and a compression spring 12 which is arranged between the connecting blocks 9 and the matching plate 11, wherein a certain gap is reserved between the connecting groove 10 and the filter plates and between the adsorption plates, and the gap can be used for conveniently disassembling the filter plates or the adsorption plates from the connecting blocks 9 and does not prevent the limiting of the connecting blocks 9 on the filter plates or the adsorption plates.

The connecting block 9 is provided with a guiding anti-falling piece which is used for guiding the lifting of the matching plate 11 and preventing the matching plate 11 from slipping on the connecting block 9, and is positioned in the connecting groove 10.

The guiding anti-falling piece comprises two guiding limiting grooves 13 which are oppositely arranged on the connecting block 9 and communicated with the connecting groove 10, and two guiding blocks 14 which are oppositely arranged on the matching plate 11 and positioned in the guiding limiting grooves 13.

The working principle of the utility model is as follows: because the water flow contains impurities such as sediment, rust, algae and the like, before the water flow enters the valve body 1 and passes through the valve seat 2, the water flow filters part of algae or strip impurities in the water flow through the filter screen 5, the filtered water flow also contains part of impurities such as sediment, scrap iron and the like, the filtered water flow passes through the second main board 6 from the through grooves 7, the adsorbent 8 adsorbs the rest part of impurities such as sediment, scrap iron and the like when the water flow passes through the through grooves 7, so that the water flow filtered by the filter screen 5 and the adsorbent 8 passes through the second main board 6, part of impurities in the water cannot be attached in the sealing groove 3, the impurities are not easy to accumulate in the sealing groove 3 after long-term use, and the tightness between the valve core and the valve seat 2 cannot be affected; when the filter plate or the adsorption plate needs to be cleaned or replaced, the external force drives one end of the first main plate 4 to apply force in the direction of the compression spring 12, so that the matching plate 11 extrudes the compression spring 12 to enable the other end of the first main plate 4 to be separated from the connecting groove 10, and then the first main plate 4 is obliquely taken out; when the filter plate is required to be installed, one end of the first main plate 4 is driven to apply force to the compression spring 12, so that the matched plate 11 presses the compression spring 12, then the other end of the first main plate 4 is aligned with the connecting groove 10, external force driving is removed, so that the compression spring 12 drives the matched plate 11 to fix the first main plate 4 between the connecting blocks 9, the positions of the two ends of the first main plate 4 are limited, and the first main plate 4 is prevented from being separated from the connecting blocks 9 when water flows through the first main plate; the second main board 6 is detached and mounted in the same manner as the first main board 4; when the matching plate 11 slides up and down in the connecting groove 10, the matching plate 11 can move vertically through the cooperation of the guide limiting groove 13 and the guide block 14, and the matching plate 11 can be prevented from being separated from the connecting groove 10 after the filter plate and the adsorption plate are taken out.

The utility model is to protect the structure of the product, the model of each element is not the content protected by the utility model, and the utility model is also known technology, and only the element which can realize the functions of the utility model can be used as a control valve for selection application in the market. Therefore, parameters such as the type of the element will not be described in detail in the present utility model. The utility model is contributed to scientifically combining the elements together.

While the basic principles and main features of the present utility model and advantages thereof have been shown and described, it will be understood by those skilled in the art that the present utility model is not limited by the foregoing embodiments, which are described merely by way of illustration of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined in the appended claims and their equivalents. The present utility model is not described in detail in the present application, and is well known to those skilled in the art.

Claims

1. The utility model provides a control valve, includes the valve body, set up in disk seat on the valve body, set up in seal groove on the disk seat, its characterized in that: the water inlet end of the valve body is used for filtering and adsorbing impurities in water flow before the water flow enters the valve body and passes through the valve seat so as to prevent the impurities from being attached in the sealing groove.

2. A control valve according to claim 1, wherein: the filtering and adsorbing device comprises a filter plate, an adsorption plate and a filter plate, wherein the filter plate is arranged in the valve body, the end, close to a water inlet of the valve body, is used for filtering impurities in water flow before the water flow enters the valve body and passes through a valve seat, the adsorption plate is arranged in the valve body, the adsorption plate is positioned between the filter plate and the valve seat and is used for adsorbing the impurities in the water flow before the water flow enters the valve body and passes through the valve seat, and the filter plate and the adsorption plate are detachably arranged in the valve body through a disassembly assembly.

3. A control valve according to claim 2, wherein: the filter comprises a first main board, and a filter screen which is arranged on the first main board and used for filtering impurities in water flow before the water flow enters the valve body and passes through the valve seat.

4. A control valve according to claim 2, wherein: the adsorption plate comprises a second main plate, a plurality of through grooves for water supply to pass through the second main plate are formed in the second main plate, and an adsorption body for adsorbing impurities in water flow when the water flow passes through the through grooves is arranged in the through grooves on the second main plate.

5. A control valve as defined in claim 4, wherein: the adsorbent is an activated carbon sphere.

6. A control valve according to claim 2, wherein: the disassembly component comprises four connecting blocks which are arranged in the valve body, close to the water inlet end of the valve body and are arranged oppositely, connecting grooves which are arranged on the connecting blocks and used for accommodating the adsorption plates and the filter plates and limiting the two sides of the adsorption plates and the filter plates, matching plates which are arranged in the connecting grooves on the connecting blocks in a liftable mode, and compression springs which are arranged between the connecting blocks and the matching plates.

7. A control valve as defined in claim 6, wherein: the connecting block is provided with a guiding anti-falling piece which is used for guiding the lifting of the matched plate and preventing the matched plate from slipping on the connecting block.

8. A control valve as defined in claim 7, wherein: the guiding anti-falling piece comprises two guiding limiting grooves which are oppositely arranged on the connecting block and communicated with the connecting groove, and two guiding blocks which are oppositely arranged on the matching plate and positioned in the guiding limiting grooves.