CN211501753U

CN211501753U - Automatic check valve for flue

Info

Publication number: CN211501753U
Application number: CN201922039135.XU
Authority: CN
Inventors: 徐开荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-23
Filing date: 2019-11-23
Publication date: 2020-09-15
Anticipated expiration: 2029-11-23

Abstract

The utility model discloses an automatic check valve for flue, including the check valve body, the back of check valve body is provided with the mounting panel, the positive fixedly connected with joint subassembly of mounting panel, the quantity of joint subassembly has four and even array on the mounting panel, just be located on the mounting panel the outside fixedly connected with silica gel circle of joint subassembly, the joint subassembly is including the card post, the mounting groove has all been seted up to card post both sides, sliding connection has the movable block, two between the upper and lower both sides of mounting groove internal surface one side fixedly connected with fixture block that the movable block is opposite, one side of fixture block sets up to the arcwall face. This an automatic check valve for flue carries out the joint through setting up the fixed orifices of predetermineeing on joint subassembly and the check valve body, and it is fixed firm stable to make through fixture block cooperation silica gel circle, and the installation is simple, and through the pulling pull ring during the dismantlement, can pull down it, and the installation is with dismantle easy operation convenience and fixed stable.

Description

Automatic check valve for flue

Technical Field

The utility model relates to a check valve technical field specifically is an automatic check valve for flue.

Background

The flue check valve is also called a reverse flow valve, a check valve, a back pressure valve and a check valve. The valve is automatically opened and closed by the force generated by the flow of the medium in the pipeline, and belongs to an automatic valve.

The existing flue check valve is fixed with a smoke exhaust pipeline through screws, the screws need to be screwed one by one, the operation is troublesome, the check valve is impacted by flowing smoke, small vibration is generated, and the screws are easy to loosen after a long time.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an automatic check valve for flue has solved current check valve and has carried out fixed mounting, troublesome poeration and the easy not hard up problem through the screw.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automatic check valve for flue, includes the check valve body, the back of check valve body is provided with the mounting panel, the positive fixedly connected with joint subassembly of mounting panel, the quantity of joint subassembly has four and even array on the mounting panel, just be located on the mounting panel the outside fixedly connected with silica gel circle of joint subassembly.

Preferably, the clamping assembly comprises a clamping column, mounting grooves are formed in two sides of the clamping column, moving blocks are connected between the upper side and the lower side of the inner surface of the mounting grooves in a sliding mode, clamping blocks are fixedly connected to the opposite sides of the two moving blocks, and one side of each clamping block is an arc-shaped surface.

Preferably, one side of each of the two moving blocks opposite to each other is fixedly connected with the inner wall of the mounting groove through an elastic piece, and one side of each of the two moving blocks opposite to each other is fixedly connected with a first driving rope.

Preferably, one side of the inner surface of the mounting groove is communicated with a cylindrical cavity through a connecting groove, the top of the inner surface of the cylindrical cavity is communicated with a first through groove, and a connecting block is arranged in the first through groove.

Preferably, one end of the first driving rope sequentially passes through the connecting groove and the cylindrical cavity to extend into the first through groove, and one end of the first driving rope is fixedly connected with the bottom of the connecting block.

Preferably, the rope is driven to the top fixedly connected with second of connecting block, on the mounting panel and with first logical groove corresponding position has seted up the second and has led to the groove, the second drives the rope and leads to the groove through the second and extends to one side of mounting panel, the one end of second drive rope just is located one side fixedly connected with pull ring of mounting panel.

(III) advantageous effects

The utility model provides an automatic check valve for flue. The method has the following beneficial effects:

this an automatic check valve for flue carries out the joint through setting up the fixed orifices of predetermineeing on joint subassembly and the check valve body, and it is fixed firm stable to make through fixture block cooperation silica gel circle, and the installation is simple, and through the pulling pull ring during the dismantlement, can pull down it, and the installation is with dismantle easy operation convenience and fixed stable.

Drawings

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

fig. 2 is a side view of the utility model in its entirety;

figure 3 is a cross-sectional view of the clamping assembly of the present invention.

In the figure: 1. a check valve body; 2. mounting a plate; 3. a clamping assembly; 31. clamping the column; 32. mounting grooves; 33. a moving block; 34. an elastic member; 35. a clamping block; 36. a first drive cord; 37. connecting grooves; 38. a cylindrical cavity; 39. a first through groove; 310. connecting blocks; 311. a second drive cord; 312. a pull ring; 4. a second through groove; 5. and (5) a silica gel ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the utility model provides a technical solution: the utility model provides an automatic check valve for flue, includes check valve body 1, the back of check valve body 1 is provided with mounting panel 2, the positive fixedly connected with joint subassembly 3 of mounting panel 2, the quantity of joint subassembly 3 has four and even array on mounting panel 2, just be located on the mounting panel 2 the outside fixedly connected with silica gel circle 5 of joint subassembly 3.

The clamping assembly 3 comprises a clamping column 31, mounting grooves 32 are formed in two sides of the clamping column 31, a moving block 33 is connected between the upper side and the lower side of the inner surface of each mounting groove 32 in a sliding mode, clamping blocks 35 are fixedly connected to the opposite sides of the two moving blocks 33, and one side of each clamping block 35 is an arc-shaped surface.

The opposite sides of the two moving blocks 33 are fixedly connected with the inner wall of the mounting groove 32 through elastic pieces 34, and the opposite sides of the two moving blocks 33 are fixedly connected with first driving ropes 36.

One side of the inner surface of the mounting groove 32 is communicated with a cylindrical cavity 38 through a connecting groove 37, the top of the inner surface of the cylindrical cavity 38 is communicated with a first through groove 39, and a connecting block 310 is arranged inside the first through groove 39.

The bottom and top ends of the inner surface of the connecting groove 37 are both provided with circular arc surfaces.

One end of the first driving rope 36 sequentially passes through the connecting groove 37 and the cylindrical cavity 38 and extends into the first through groove 39, and one end of the first driving rope 36 is fixedly connected with the bottom of the connecting block 310.

The top fixedly connected with second drive rope 311 of connecting block 310, on the mounting panel 2 and with first logical groove 39 corresponding position has seted up second through-groove 4, second drive rope 311 leads to groove 4 through the second and extends to one side of mounting panel 2, the one end of second drive rope 311 just is located one side fixedly connected with pull ring 312 of mounting panel 2.

The position of installing check valve body 1 on the exhaust pipe corresponds and has seted up the fixed orifices, and the quantity and the position of fixed orifices correspond with joint subassembly 3.

In summary, the automatic check valve for a flue,

during installation, the clamping column 31 on the installation plate 2 is inserted corresponding to the fixing hole on the smoke exhaust pipeline, when the clamping column is inserted, the inner edge of the fixing hole extrudes the arc-shaped surface of the clamping block 35, so that the clamping block 35 pushes the moving block 33 to compress the elastic piece 34 to enter the installation groove 32, after the clamping block 35 completely penetrates through the fixing hole, the clamping block 35 is pushed out of the installation groove 32 through the action of the elastic piece 34 to limit the clamping block, and at the moment, the silica gel ring 5 is in a compression state, so that the fixation is more stable through the elasticity of the silica gel ring 5;

during the dismantlement, through pulling pull ring 312, pull ring 312 drives rope 311 through the second and stimulates connecting block 310, and connecting block 310 drives inside fixture block 35 gets into mounting groove 32 through two first drive ropes 36 pulling two movable blocks 33, can take off check valve body 1 this moment, and it is simple to dismantle.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

Claims

1. An automatic check valve for a flue, comprising a check valve body, characterized in that: the back of check valve body is provided with the mounting panel, the positive fixedly connected with joint subassembly of mounting panel, the quantity of joint subassembly has four and even array on the mounting panel, just be located on the mounting panel the outside fixedly connected with silica gel circle of joint subassembly.

2. An automatic check valve for a flue as claimed in claim 1, wherein: the clamping assembly comprises a clamping column, mounting grooves are formed in two sides of the clamping column, moving blocks are connected between the upper side and the lower side of the inner surface of each mounting groove in a sliding mode, clamping blocks are fixedly connected to the opposite sides of the two moving blocks, and one side of each clamping block is an arc-shaped surface.

3. An automatic check valve for a flue as claimed in claim 2, wherein: the opposite sides of the two moving blocks are fixedly connected with the inner wall of the mounting groove through elastic pieces, and the opposite sides of the two moving blocks are fixedly connected with first driving ropes.

4. An automatic check valve for a flue as claimed in claim 3, wherein: one side of the inner surface of the mounting groove is communicated with a cylindrical cavity through a connecting groove, the top of the inner surface of the cylindrical cavity is communicated with a first through groove, and a connecting block is arranged inside the first through groove.

5. An automatic check valve for a flue as claimed in claim 4, wherein: one end of the first driving rope sequentially passes through the connecting groove and the cylindrical cavity to extend into the first through groove, and one end of the first driving rope is fixedly connected with the bottom of the connecting block.

6. An automatic check valve for a flue as claimed in claim 5, wherein: the rope is driven to the top fixedly connected with second of connecting block, on the mounting panel and with first logical groove corresponding position has seted up the second and has led to the groove, the second drives the rope and leads to the groove through the second and extends to one side of mounting panel, the one end of second drive rope just is located one side fixedly connected with pull ring of mounting panel.