CN221075366U - Check valve with double valves - Google Patents

Abstract

The utility model discloses a check valve with double valves, which comprises a valve body structure serving as a connecting foundation, wherein two sides of the valve body structure are provided with a filtering interception structure, the valve body structure comprises a valve body with a hollow structure, a fixed column which is convenient for installing and arranging parts is arranged in the valve body, meanwhile, spring rods with surfaces coated with rust-proof coatings are arranged on the two sides of the fixed column, the output ends of the spring rods are connected with a valve plate, the valve plate is arranged in a symmetrical mode, a limiting plate with a groove structure is arranged in the valve body, an installation pipe with a hollow structure is also arranged in the valve body, a clamping groove which is convenient for clamping and arranging the parts is formed in the valve body, the filtering interception structure comprises a sleeve with a hollow structure in the interior, a blocking net for intercepting sundries is arranged in the sleeve, and a clamping block which is clamped with the clamping groove is arranged in one end of the sleeve.

Description

Check valve with double valves

Technical Field

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

Background

The check valve is a valve which is used for preventing medium from flowing back by means of flowing of the medium and automatically opening and closing a valve clack, is also called a check valve, a one-way valve, a backflow valve and a back pressure valve, and belongs to an automatic valve.

Disclosure of utility model

The utility model aims to overcome the defects of the prior art, and provides a check valve with double valves, so that the problems that the conventional check valve which is proposed to pass through in the prior art adopts a single check valve, when liquid in a valve body flows backwards, the valve is easy to seal, so that a medium flows backwards, the medium in a pipeline is polluted, a certain inconvenience is brought to a user in use, the conventional check valve cannot filter an inflow water body, impurities exist in the fluid, the impurities are easy to block the check valve after long-time use, and the check valve is damaged, so that the circulation speed of the water body in the check valve is influenced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the check valve with double valves comprises a valve body structure serving as a connecting base, wherein two sides of the valve body structure are provided with filtering and intercepting structures;

the valve body structure comprises a valve body with a hollow structure inside, a fixed column which is convenient for installing parts is arranged inside the valve body, and spring rods with surfaces coated with rust-proof coatings are arranged on two sides of the fixed column;

The output end of the spring rod is connected with the valve plate, and the valve plate is symmetrically arranged.

Through adopting above-mentioned technical scheme, thereby play three-dimensional installation setting effect through the fixed column that sets up.

Preferably, the limiting plate with the groove structure is arranged inside the valve body, the installation pipe with the hollow structure is also arranged inside the valve body, and the clamping groove convenient for clamping and setting of parts is formed in the installation pipe.

Through adopting above-mentioned technical scheme, thereby playing the spacing effect of interception through the limiting plate that sets up.

Preferably, the filtering and intercepting structure comprises a sleeve with a hollow structure, an intercepting net for intercepting sundries is arranged inside the sleeve, and a clamping block arranged in a clamping groove clamping mode is arranged at one end of the sleeve.

Through adopting above-mentioned technical scheme, thereby through the interception net that sets up play the filtration interception effect.

Preferably, the sleeve is internally provided with a disassembly rod which is convenient for an operator to disassemble manually, and the disassembly rod is in a cross structure.

Through adopting above-mentioned technical scheme, thereby play supporting connection setting effect through the sleeve pipe that sets up.

Preferably, the spring rod and the valve plate are connected in a T-shaped structure.

Through adopting above-mentioned technical scheme, thereby play two-way connection setting effect through the spring lever that sets up.

Preferably, the number of the clamping blocks is 6, and the clamping blocks are arranged in an annular array mode relative to the sleeve.

Through adopting above-mentioned technical scheme, thereby play the block through the fixture block that sets up and connect the setting effect.

Compared with the prior art, the utility model has the beneficial effects that: the check valve with the double valve is provided with a valve body,

(1) The present case is by setting up: the valve body structure solves the problems that the traditional check valve adopts a single check valve, when liquid in the valve body flows backwards, the valve is easy to seal loosely, so that medium flows backwards, pollution is brought to the medium in a pipeline, certain inconvenience is brought to the use of a user, when the backflow occurs in the valve body, the liquid is in stressed contact with the valve plate, and when the valve plate is in stressed contact, the valve plate is in stressed contact with the limiting plate to limit, and when a certain valve plate is in stressed contact extrusion, the backflow prevention effect on the liquid is achieved;

(2) By setting up: the filtering interception structure solves the problems that an existing check valve can not filter an inflow water body, impurities exist in fluid, impurities are easy to block in the check valve due to the fact that the check valve is used for a long time, damage of the check valve is caused, the water body circulation speed inside the check valve is affected, when liquid enters the valve body, the liquid entering the valve body is intercepted through a sleeve and an interception net, the interception net is intercepted continuously by the aid of the impurities in the liquid, and when the interception net is blocked, an operator can detach the sleeve through a detachment rod, so that the interception net is cleaned of the intercepted impurities.

Drawings

FIG. 1 is a schematic diagram of a front cross-sectional structure of the present utility model;

FIG. 2 is a schematic view of the valve body, fixed post, spring rod, valve plate, limiting plate and groove structure of the present utility model;

FIG. 3 is a schematic view of the structure of the valve body, mounting tube and clamping groove of the present utility model;

FIG. 4 is a schematic diagram of a filtering and intercepting structure according to the present utility model;

Fig. 5 is a schematic view of the structure of the sleeve, the latch and the release lever according to the present utility model.

In the figure: 1. a valve body structure; 101. a valve body; 102. fixing the column; 103. a spring rod; 104. a valve plate; 105. a limiting plate; 106. a groove; 107. installing a pipe; 108. a clamping groove; 2. a filtering and intercepting structure; 201. a sleeve; 202. an interception net; 203. a clamping block; 204. and (5) disassembling the rod.

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. 1-5, the present utility model provides a technical solution: the utility model provides a check valve with double valve, as shown in fig. 1, fig. 2 and fig. 3, including the valve body structure 1 as the connection basis, valve body structure 1 is including the inside valve body 101 that is hollow structure, and the inside fixed column 102 that makes things convenient for spare part installation to set up that is equipped with of valve body 101, the both sides of fixed column 102 are equipped with the spring rod 103 that the surface coated with rust-resistant coating simultaneously, wherein, above-mentioned spare part adopts prior art spare part installation setting, the effectual effect that sets up and install setting is offered to the effectual play of utilization prior art spare part installation setting, and spring rod 103 adopts symmetrical mode installation setting, the same effectual play two-way installation setting and atress extrusion elasticity atress extrusion regulation effect when utilizing the mode of symmetry to install the setting to above-mentioned spare part.

The above scheme is further, the spring rod 103 output is connected with the valve plate 104 and is set up, and the valve plate 104 adopts the symmetry mode to set up, spring rod 103 and valve plate 104 connect the shape and are "T" word structure setting, when being "T" word structure setting through above-mentioned two connection shapes, so not only embody the simplicity that above-mentioned two connect the setting, still embody the practicality of above-mentioned spare part installation setting and the extruded regulatory effect of atress, and simultaneously embody the axisymmetric effect of above-mentioned spare part installation setting when being "T" word structure setting through above-mentioned spare part connection shapes, wherein, above-mentioned spare part constitutes the elasticity extrusion structure, the same effectual elasticity that plays when the elasticity extrusion structure that constitutes through above-mentioned spare part resumes the regulation effect.

The scheme is further that limiting plate 105 with groove 106 structure is arranged inside valve body 101, installation pipe 107 with hollow structure is arranged inside valve body 101, clamping groove 108 for facilitating clamping and setting of parts is formed in installation pipe 107, the parts are installed and set up by the aid of the prior art parts, limiting effects are effectively achieved by the aid of the prior art parts, limiting effects are achieved by the aid of the clamping grooves 108, and the clamping grooves 108 are achieved by the aid of the multiple clamping grooves 108.

As shown in fig. 4 and 5, the two sides of the valve body structure 1 are provided with a filtering interception structure 2, the filtering interception structure 2 comprises a sleeve 201 with a hollow structure inside, an interception net 202 for intercepting sundries is arranged inside the sleeve 201, meanwhile, one end of the sleeve 201 is provided with clamping blocks 203 which are arranged in a clamping groove 108 clamping manner, the clamping blocks 203 are 6, the clamping blocks 203 are arranged in an annular array manner with respect to the sleeve 201, the number of the parts is matched with the number of the clamping grooves 108, the parts are utilized to take the same effective effects of same number matching clamping connection arrangement when the parts are arranged in the same number, and the distribution, the shaft and the longitudinal connection practicability effect of the annular array of the parts are reflected simultaneously when the parts are arranged in 6 parts through the structure.

The above scheme is further that the inside of the sleeve 201 is provided with a disassembling rod 204 which is convenient for an operator to disassemble manually, and the disassembling rod 204 is arranged in a cross structure.

In the above scheme, when liquid gets into in valve body 101, installation pipe 107 and sleeve 201 inside, the impurity in the liquid is intercepted and filtered through interception net 202 this moment, when liquid gets into in valve body 101 inside with valve plate 104 atress contact, valve plate 104 atress extrusion liquid is through the valve body 101 other end outflow to spring lever 103 atress this moment, when liquid back flow this moment liquid to another valve body 101 atress extrusion with limiting plate 105 atress contact play the anti-backflow effect to liquid this moment, when interception net 202 exists after a long time to block up, the operator makes sleeve 201 and installation pipe 107 atress separation through dismantling pole 204 manually, thereby wash interception net 202 and install again can.

The terms "center," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used for descriptive simplicity and convenience only and not as an indication or implying that the apparatus or element being referred to must have a particular orientation, be constructed and operated for a particular orientation, based on the orientation or positional relationship illustrated in the drawings, and thus should not be construed as limiting the scope of the present utility model.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (6)

1. A check valve with double valves, comprising a valve body structure (1) as a connection basis, characterized in that: the two sides of the valve body structure (1) are provided with filtering and intercepting structures (2);

The valve body structure (1) comprises a valve body (101) with a hollow inside, a fixed column (102) which is convenient for installing parts is arranged inside the valve body (101), and spring rods (103) with surfaces coated with rust-proof coatings are arranged on two sides of the fixed column (102);

The output end of the spring rod (103) is connected with the valve plate (104), and the valve plate (104) is symmetrically arranged.

2. A check valve with dual valves as defined in claim 1, wherein: limiting plates (105) with groove (106) structures are arranged inside the valve body (101), mounting pipes (107) with hollow structures are arranged inside the valve body (101), and clamping grooves (108) convenient for clamping and setting of parts are formed in the mounting pipes (107).

3. A check valve with dual valves as defined in claim 1, wherein: the filtering and intercepting structure (2) comprises a sleeve (201) with a hollow structure, an intercepting net (202) for intercepting sundries is arranged inside the sleeve (201), and a clamping block (203) which is arranged in a clamping mode with the clamping groove (108) is arranged at one end of the sleeve (201).

4. A check valve with dual valves as claimed in claim 3, wherein: the sleeve (201) is internally provided with a disassembly rod (204) which is convenient for an operator to disassemble manually, and the disassembly rod (204) is arranged in a cross structure.

5. A check valve with dual valves as defined in claim 1, wherein: the spring rod (103) and the valve plate (104) are connected in a T-shaped structure.

6. A check valve with dual valves as claimed in claim 3, wherein: the number of the clamping blocks (203) is 6, and the clamping blocks (203) are arranged in an annular array mode relative to the sleeve (201).