CN218294567U

CN218294567U - Improved fluid distribution valve

Info

Publication number: CN218294567U
Application number: CN202222879845.5U
Authority: CN
Inventors: 杨文彦
Original assignee: Foshan Jingyuan Intelligent Technology Co ltd
Current assignee: Foshan Jingyuan Intelligent Technology Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-01-13
Anticipated expiration: 2032-10-31

Abstract

The utility model discloses an improved generation fluid distribution valve, be equipped with the valve body of cavity in including, the valve body is equipped with a first intercommunication mouth, the valve body is equipped with two at least second intercommunication mouths, it is equipped with drive arrangement to correspond the second intercommunication mouth on valve body one side, drive arrangement all extends out movable part to the cavity in, be equipped with plugging device in the movable part, the valve body outside corresponds the second intercommunication mouth and is equipped with the installation position with the tube coupling, drive arrangement drive movable part removes, movable part drives plugging device and passes second intercommunication mouth and pipeline counterbalance, the intercommunication of disconnection second intercommunication mouth and pipeline, when drive arrangement drive movable part reverse movement, plugging device keeps away from the pipeline, this pipeline, corresponding second intercommunication mouth, cavity and the fluid passage of first intercommunication mouth formation intercommunication. According to the improved fluid distribution valve, the fluid passage is actively controlled by the driving device, the use is convenient, the blocking device is sealed against the pipeline to break the fluid passage, the improved fluid distribution valve is suitable for valve bodies with various cavity section shapes, and the application range is expanded.

Description

Improved fluid distribution valve

Technical Field

The utility model relates to an improved generation fluid distribution valve.

Background

At present, most of the fluid distribution valves are pressure difference valves, and the pressure difference valves control the on-off of the fluid paths by changing the pressure in each passage, and the on-off of the fluid paths is passively controlled. The method can only be applied to cavities with regular cross sections, and cavities with complex cross sections cannot be used. The fluid distribution valve has the problems of poor reliability, time and labor waste in installation, high cost, limited application range and the like when in use.

SUMMERY OF THE UTILITY MODEL

It is an object of the present invention to provide an improved fluid dispensing valve that is not limited by the cross-sectional shape of the chamber.

The purpose of the utility model is realized like this.

Improved generation fluid distribution valve, which comprises a valve body, be equipped with the cavity in the valve body, the valve body is equipped with a first intercommunication mouth that communicates with the cavity, the valve body is equipped with two at least second intercommunication mouths that communicate with the cavity, it is equipped with drive arrangement to correspond on the valve body one side relative with each second intercommunication mouth, drive arrangement all extends out movable part to the cavity in, be equipped with plugging device in the movable part, the valve body outside corresponds the second intercommunication mouth and is equipped with the installation position of being connected with the pipeline, drive arrangement drive movable part removes, movable part drives plugging device and pipeline counterbalance, the intercommunication of disconnection second intercommunication mouth and pipeline, when drive arrangement drive movable part reverse movement, plugging device keeps away from the pipeline, this pipeline, corresponding second intercommunication mouth, the fluid passage of cavity and first intercommunication mouth formation intercommunication. According to the improved fluid distribution valve, the fluid passage is actively controlled by the driving device, the improved fluid distribution valve is convenient to use, the plugging device is sealed against the pipeline to break the fluid passage, the improved fluid distribution valve is suitable for valve bodies with various cavity cross-sectional shapes, and the application range is expanded.

The technical scheme can be further perfected as follows.

More specifically, the movable part is rod-shaped, a screw hole and a bolt are arranged on the end face, close to one end of the second communicating port, of the movable part, the plugging device is sleeved on the bolt in a penetrating mode, the bolt is in threaded connection with the screw hole, and the movable part and the bolt clamp the plugging device. The plugging device is simple and easy to install.

More specific scheme, drive arrangement are the cylinder, and the cylinder passes through the mounting panel to be fixed on the outside of valve body, and the drive shaft of cylinder constitutes towards second intercommunication mouth and extension in the cavity the movable part, cylinder drive shaft rectilinear movement, the drive shaft of cylinder and the coaxial axle center setting of second intercommunication mouth. . The driving device has the advantages of simple structure, convenience, safety, stable and reliable operation and convenient acquisition.

More specifically, the valve body is provided with a shaft hole corresponding to the driving shaft, the driving shaft penetrates through the shaft hole, and the driving shaft is in sealing fit with the shaft hole. The drive shaft movement does not affect the sealing of the cavity.

More specifically, plugging device is including all wearing gasket, valve plate and the base of cover on the bolt in proper order, and the valve plate wears to overlap on the bolt through the spacer sleeve, and the base supports the valve plate, makes valve plate and pipeline counterbalance sealed. The valve plate is simple and easy to install, and the spacer bush positions the compression amount when the center of the valve plate and the valve plate are assembled. .

More specifically, the valve plate is made of elastic material, and when the valve plate and the pipeline are sealed against each other, the valve plate has a compression deformation amount which is less than or equal to 30% of the thickness of the valve plate. The valve plate and the pipeline have high sealing performance.

More specifically, a groove is arranged on the top surface of the base, the valve plate is arranged in the groove, the top surface of the valve plate protrudes out of the top surface of the base, and the protruding range is 1-3 mm. The base supports the valve plate, makes the valve plate laminate the pipeline better.

More specifically, the valve plate diameter is less than the second intercommunication mouth diameter, and pipeline seal installs on the installation position, and the port and the second intercommunication mouth of pipeline communicate, and the valve plate area is greater than the port area of pipeline, and valve plate and the face at port place offset in order to seal the port. The end part of the driving shaft is close to the second communicating port, so that the plugging device is convenient to install.

More specifically, the cavity forms an open opening at two ends of the valve body, the valve body is provided with a detachable end cover corresponding to the open opening, the end cover is connected with the valve body in a sealing mode, and the open opening is blocked by the end cover. The cavity can be checked through the opening, foreign matters are prevented from being left in the cavity, and the plugging device can be conveniently installed.

The utility model has the advantages as follows.

(1) According to the improved fluid distribution valve, the fluid passage is actively controlled by the driving device, the use is convenient, the blocking device is sealed against the pipeline to break the fluid passage, the improved fluid distribution valve is suitable for valve bodies with various cavity section shapes, and the application range is expanded.

(2) Secondly, the plugging device is simple and easy to install, and saves time and labor. The driving device has the advantages of simple structure, convenience, safety, stable and reliable operation and convenient acquisition. The drive shaft moves without affecting the sealing of the cavity.

(3) Furthermore, the valve plate is easy and simple to mount. The base supports the valve plate, makes the valve plate laminate the pipeline better, and valve plate and pipeline leakproofness are high.

(4) In addition, the end part of the driving shaft is close to the second communication port, so that the plugging device is convenient to install. The cavity can be checked through the opening, foreign matters are prevented from being left in the cavity, and the plugging device can be conveniently installed.

Drawings

Fig. 1 is a schematic structural diagram of the embodiment.

Fig. 2 is a top view of the embodiment.

Fig. 3 isbase:Sub>A schematic view of the cross-sectional structure along the direction A-A in fig. 2.

FIG. 4 is an exploded view of the embodiment.

FIG. 5 is a schematic diagram of the embodiment and the fluid passage after the pipeline is installed.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

First embodiment, referring to fig. 1-5, an improved fluid dispensing valve comprises a valve body 1, a driving device 2 and a blocking device 3. The valve body 1 is internally provided with a cavity 10, the valve body 1 is provided with a first communication port 11 communicated with the cavity 10, the valve body 1 is provided with at least two second communication ports 12 communicated with the cavity 10, the cavity 10 forms an open port 13 at two ends of the valve body 1, the valve body 1 is provided with a detachable end cover 14 corresponding to the open port 13, the end cover 14 is hermetically connected with the valve body 1, and the end cover 14 blocks the open port 13. An installation position 15 connected to the pipeline 4 is provided outside the valve body 1 corresponding to the second communication port 12. As shown in fig. 4, the cavity 10 is irregular in cross-section. The first communication port 11 is typically an inlet and the second communication port 12 is typically an outlet. According to the actual use requirement, the end cover 14 can be removed, and the open opening 13 is connected with other pipelines.

The driving devices 2 are provided on the valve body 1 on the side opposite to the second communication ports 12, one second communication port 12 corresponding to one driving device 2. The driving devices 2 extend rod-shaped movable parts 21 into the cavity 10, the movable parts 21 are provided with the plugging devices 3, and the driving devices 2 drive the plugging devices 3 to move linearly through the movable parts 21.

In this embodiment, the driving means 2 is a cylinder fixed on the outside of the valve body 1 by a mounting plate 20, and the driving shaft of the cylinder constitutes the movable portion 21. The valve body 1 is provided with a shaft hole 16 corresponding to the driving shaft, the driving shaft passes through the shaft hole 16 and extends towards the direction of the second communication port 12, and the driving shaft is in sealing fit with the shaft hole 16. The drive shaft is always provided coaxially with the second communication port 12.

The end face of the movable part 21 (i.e. the driving shaft) close to one end of the second communication port 12 is provided with a screw hole 22 and a bolt 23, the plugging device 3 is sleeved on the bolt 23, the bolt 23 is in threaded connection with the screw hole 22, and the movable part 21 and the bolt 23 clamp the plugging device 3. The plugging device 3 comprises a gasket 31, a valve plate 32 and a base 33 which are sequentially sleeved on the bolt 23 in a penetrating manner, the valve plate 32 is sleeved on the bolt 23 through a spacer bush 34, a groove 35 is formed in the top surface of the base 33, the valve plate 32 is arranged in the groove 35, the top surface of the valve plate 32 protrudes out of the top surface of the base 33, and the protruding range of the top surface of the valve plate 32 is 1-3 mm.

When the sealing valve is used, the pipeline 4 is hermetically installed on the installation position 15, the diameter of the valve plate 32 is smaller than that of the second communication port 12, the port 41 of the pipeline 4 is communicated with the second communication port 12, the area of the valve plate 32 is larger than that of the port 41 of the pipeline, and the valve plate 32 is abutted to the surface of the port 41 to seal the port 41.

The valve plate 32 is made of an elastic material, and when the valve plate 32 and the pipeline 4 are sealed against each other, the valve plate 32 has a compression deformation amount less than or equal to 30% of the thickness of the valve plate 32, and preferably, the compression deformation amount of the valve plate 32 is greater than or equal to 0.5 mm.

The port 41 of the conduit 4 and the second communication port 12 communicate, and the conduit 4, the second communication port 12, the cavity 10, and the first communication port 11 form a communicating fluid passage.

When the driving device 2 drives the movable portion 21 to move upwards, the movable portion 21 moves upwards to drive the plugging device 3 to move upwards as a whole, the valve plate 32 of the plugging device 3 is abutted against the surface of the port 41 of the pipeline 4, so that the communication between the second communication port 12 and the pipeline 4 is cut off, the corresponding fluid passage is closed, and when the driving device 2 drives the movable portion 21 to move reversely, the plugging device 3 is far away from the pipeline 4, and the corresponding fluid passage is unblocked.

In the present invention, according to the position design of the port 41 of the pipeline 4, if the port 41 of the pipeline 4 extends into the cavity 10, the plugging device 3 is offset or separated from the port 41 of the pipeline 4 in the cavity 10; the port 41 of the pipeline 4 extends into the second communication port 12, and the blocking device 3 is abutted against or separated from the port 41 of the pipeline 4 at the second communication port 12; the port 41 of the conduit 4 is outside the valve body 1 and the occluding device 3 passes through the second communication port 12 and contacts or separates from the port 41 of the conduit 4.

Claims

1. Improved generation fluid distribution valve, including valve body (1), be equipped with cavity (10) in valve body (1), valve body (1) is equipped with one and first intercommunication mouth (11) with cavity (10) intercommunication, valve body (1) is equipped with at least two second intercommunication mouths (12) with cavity (10) intercommunication, characterized by, correspond on one side of valve body (1) relative with each second intercommunication mouth (12) and be equipped with drive arrangement (2), drive arrangement (2) all extend out movable portion (21) to cavity (10) inside, be equipped with plugging device (3) on movable portion (21), the valve body (1) outside corresponds second intercommunication mouth (12) and is equipped with installation position (15) of being connected with pipeline (4), drive arrangement (2) drive movable portion (21) remove, movable portion (21) drive plugging device (3) offset with pipeline (4), the intercommunication of disconnection second intercommunication mouth (12) and pipeline (4), when drive arrangement (2) reverse movement of movable portion (21), plugging device (3) keep away from pipeline (4), the corresponding first intercommunication mouth (12) of this pipeline (10), the corresponding through-way of cavity (11) forms the intercommunication mouth and pipeline (11).

2. An improved fluid distribution valve according to claim 1, characterised in that the movable part (21) is rod-shaped, that the end surface of the movable part (21) near the end of the second communication opening (12) is provided with a threaded hole (22) and a bolt (23), that the blocking device (3) is threaded onto the bolt (23), that the bolt (23) is in threaded connection with the threaded hole (22), and that the movable part (21) and the bolt (23) clamp the blocking device (3).

3. An improved fluid distribution valve according to claim 2, characterised in that the actuating means (2) is a cylinder which is fixed to the outside of the valve body (1) by means of a mounting plate (20), the actuating shaft of the cylinder facing the second communication opening (12) and extending into the cavity (10) forming said movable portion (21), the cylinder moving the actuating shaft linearly, the actuating shaft of the cylinder and the second communication opening (12) being arranged coaxially.

4. An improved fluid distribution valve according to claim 3, characterised in that the valve body (1) is provided with an axial bore (16) in correspondence with the drive shaft, the drive shaft passing through the axial bore (16), the drive shaft being in sealing engagement with the axial bore (16).

5. An improved fluid distribution valve as claimed in claim 2 in which the closure means (3) comprises a gasket (31), a valve plate (32) and a base (33) all of which extend through the bolt (23) in sequence, the valve plate (32) extending through the bolt (23) via a spacer (34), the base (33) supporting the valve plate (32) such that the valve plate (32) seals against the conduit (4).

6. An improved fluid distribution valve as claimed in claim 5, characterised in that the valve plate (32) is made of an elastic material, the valve plate (32) having a compression deformation less than or equal to 30% of its thickness when the valve plate (32) and the conduit (4) are sealed against each other.

7. The improved fluid dispensing valve of claim 5 wherein the base (33) has a recess (35) in the top surface thereof, the valve plate (32) being disposed within the recess (35), the top surface of the valve plate (32) protruding from the top surface of the base (33) by a distance of between 1 mm and 3 mm.

8. An improved fluid distribution valve as claimed in claim 5, characterised in that the valve plate (32) has a smaller diameter than the second communication port (12), the conduit (4) is sealingly mounted in the mounting location (15), the port (41) of the conduit (4) is in communication with the second communication port (12), the valve plate (32) has a larger area than the port (41) of the conduit (4), and the valve plate (32) and the port (41) abut to seal the port (41).

9. An improved fluid distribution valve according to claim 1, characterised in that the cavity (10) forms an open mouth (13) at both ends of the valve body (1), the valve body (1) being provided with a removable end cap (14) corresponding to the open mouth (13), the end cap (14) being sealingly connected to the valve body (1), the end cap (14) closing off the open mouth (13).