CN218118660U

CN218118660U - Butterfly valve with filtering capability

Info

Publication number: CN218118660U
Application number: CN202222625266.8U
Authority: CN
Inventors: 黄建忠; 张伟
Original assignee: Zhejiang Bach Valve Technology Co ltd
Current assignee: Zhejiang Bach Valve Technology Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2022-12-23
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses a butterfly valve with filtering capability relates to butterfly valve technical field, including valve body and honeycomb duct, the inner wall sliding connection of honeycomb duct has the filter screen that is used for filtering impurity and filters the cotton, and the both ends of valve body communicate respectively has water inlet and delivery port, the inner wall fixedly connected with spacing ring of honeycomb duct, and the inside sliding connection of honeycomb duct has the inner wall fixedly connected with installation piece that is used for blockking the piston connection mouthpiece of rivers, and the outer wall of installation piece rotates and is connected with the roof pressure pole that is used for the roof pressure piston. The utility model discloses a cooperation between each above device is used, through setting up spacing ring and piston, realizes stopping of rivers in the pipeline, through setting up fixed block and reset spring, and then has realized when connecting pipe mouth plug-in honeycomb duct, and rivers normally circulate, when dismantling the connecting pipe mouth, the piston blocks the circulation of rivers in the honeycomb duct, has solved and has look for total valve position and close it, consumes the longer shortcoming of time, the effectual work efficiency that has improved.

Description

Butterfly valve with filtering capability

Technical Field

The utility model relates to a butterfly valve technical field, in particular to butterfly valve with filtering capability.

Background

A butterfly valve, also called a flap valve, is a regulating valve with simple structure, and can be used for on-off control of low-pressure pipeline media, namely a valve with a closing part (valve clack or butterfly plate) as a disc and rotating around a valve shaft to achieve opening and closing.

As disclosed in china and authorized the invention: 202123308456.9 discloses a butterfly valve with filtering function, both ends of the valve body are respectively communicated with a water inlet and a water outlet, the butterfly valve further comprises a flow guide pipe and a filter screen, a connecting pipe nozzle is fixed at the port position of the water inlet, the flow guide pipe is detachably sleeved on the connecting pipe nozzle, and the filter screen is fixed at the port position of the flow guide pipe; the guide pipe is also internally provided with filter cotton; the utility model discloses a butterfly valve, honeycomb duct and filter screen cooperation, detachable install on connecting the mouthpiece, combine the filter pulp that adds in the honeycomb duct and establish, can the solid impurity in the filter transport medium of preferred, guarantee the reliable circulation of medium simultaneously, guaranteed the reliable use of butterfly valve, prolonged butterfly valve's life; the honeycomb duct is convenient to disassemble and assemble, easy to install and use and convenient to disassemble and clean in the later period.

The guide pipe is matched with the connecting pipe nozzle for use, so that solid impurities in a conveying medium can be better filtered, the reliable circulation of the medium is ensured, the reliable use of the butterfly valve is ensured, and the service life of the butterfly valve is prolonged; honeycomb duct easy dismounting, easily installation is used, and the clearance is dismantled in the later stage of also being convenient for simultaneously, nevertheless still has certain problem, when dismantling the honeycomb duct, the water in the pipeline can splash everywhere, the water waste resource, so need find the main valve position earlier and close it, it is longer to consume time, influences work efficiency, for this, we provide a butterfly valve with filtering capability.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a butterfly valve with filtering capability can effectively solve among the background art when dismantling the honeycomb duct, needs to find total valve position earlier and close it, and it is longer to consume time, influences work efficiency's shortcoming.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a butterfly valve with filtering capability, including valve body and honeycomb duct, the inner wall sliding connection of honeycomb duct has the filter screen that is used for filtering impurity and crosses the filter pulp, the both ends of valve body communicate respectively has water inlet and delivery port, the outer wall fixedly connected with of water inlet is used for the connecting pipe mouth with honeycomb duct connection, make rivers get into by the water inlet in the pipeline, via the honeycomb duct, connecting pipe mouth and valve body flow direction delivery port, the inner wall fixedly connected with spacing ring of honeycomb duct, the inside sliding connection of honeycomb duct has the inner wall fixedly connected with installation piece that is used for blockking the piston connection mouth of rivers, the cooperation through piston and spacing ring realizes blockking of rivers in the pipeline, the outer wall rotation of installation piece is connected with the roof pressure pole that is used for the roof pressure piston.

Furthermore, the honeycomb duct is detachably connected with the connecting pipe nozzle through the matching of the inner threads and the outer threads, and a rubber pad is arranged at the joint of the honeycomb duct and the connecting pipe nozzle, so that the sealing property of the honeycomb duct connected with the connecting pipe nozzle is improved.

Furthermore, the inner wall of the flow guide pipe is fixedly connected with a fixing block, one end of the fixing block, far away from the filter screen, is fixedly connected with a return spring, and the other end of the return spring is fixedly connected with the outer wall of the piston, so that the piston slides in the flow guide pipe in a reciprocating manner.

Furthermore, the outer wall of the mounting block is fixedly connected with a placing block for jacking the jacking rod, and the outer wall of the placing block is provided with a limiting groove for plugging the jacking rod, so that the jacking rod is in sliding fit with the mounting block in real time.

Further, the first stopper of the radial outer wall fixedly connected with of filter screen, the gliding first guide way of confession first stopper is seted up to the inner wall of honeycomb duct, and first stopper is provided with a plurality ofly with first guide way, and quantity equals, makes the filter screen be difficult for taking place the upset in the honeycomb duct.

Further, filter cotton's radial outer wall fixedly connected with first stopper and second stopper, the gliding second guide way of confession second stopper is seted up to the inner wall of honeycomb duct, and the second stopper is provided with a plurality ofly with the second guide way, and quantity equals, makes the filter cotton be difficult for taking place the upset in the honeycomb duct.

Furthermore, the piston is arranged to be in a circular truncated cone shape, the inner wall of the limiting ring is attached to the outer wall of the piston, and the piston is further attached to the limiting ring to block water flow in the pipeline.

Furthermore, the water inlet, the piston, the filter screen and the filter cotton are all connected with the rotation axis of the top pressure rod, so that the top pressure rod is not easy to deviate when the mounting plate rotates.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in through setting up spacing ring and piston, realize blockking of rivers in the pipeline, and then through setting up mounting panel and roof pressure pole, realize when connecting the mouthpiece plug-in into the honeycomb duct, the circulation of water in the pipeline, through setting up fixed block and reset spring, realize the reciprocating slide of piston at the honeycomb duct, and then realized when connecting the mouthpiece plug-in into the honeycomb duct, rivers normally circulate, when dismantling the connecting mouthpiece, the piston blocks the circulation of rivers in the honeycomb duct, thereby can need not to close the master gate, prevent that rivers from splashing, the effectual work efficiency that has improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the middle flow guide pipe of the present invention;

fig. 3 is an installation schematic view of the middle press rod of the present invention;

FIG. 4 is a schematic view of the installation of the filter cotton of the filter screen of the present invention;

fig. 5 is an enlarged view of the position a of the present invention.

In the figure: 1. a valve body; 2. a water inlet; 3. a water outlet; 4. connecting a nozzle; 5. a flow guide pipe; 6. a limiting ring; 7. a piston; 8. a top pressure rod; 9. a return spring; 10. a fixed block; 11. filtering with a screen; 12. filtering cotton; 13. mounting blocks; 14. placing the blocks; 15. a second guide groove; 16. a first guide groove.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1-5, the present invention relates to a butterfly valve with filtering function, including a valve body 1 and a flow guiding pipe 5, the inner wall of the flow guiding pipe 5 is slidably connected with a filter screen 11 and a filter cotton 12 for filtering impurities, the two ends of the valve body 1 are respectively connected with a water inlet 2 and a water outlet 3, the outer wall of the water inlet 2 is fixedly connected with a connecting nozzle 4 for connecting with the flow guiding pipe 5, so that water flows from the water inlet 2 to the water outlet 3 while being filtered by the filter screen 11 and the filter cotton 12.

The inner wall fixedly connected with spacing ring 6 of honeycomb duct 5, the inside sliding connection of honeycomb duct 5 has the piston 7 that is used for blockking rivers, and piston 7 slides and forms airtightly when laminating with spacing ring 6, blocks rivers and passes through.

The inner wall of the connecting pipe nozzle 4 is fixedly connected with a mounting block 13, the outer wall of the mounting block 13 is rotatably connected with a jacking rod 8 for jacking the piston 7, and when the mounting block 13 pushes the jacking rod 8 to slide towards the direction close to the water inlet 2, the piston 7 is pushed by the jacking rod 8 to slide synchronously.

Honeycomb duct 5 and connecting nozzle 4 realize dismantling through interior external screw thread cooperation and be connected, honeycomb duct 5 is provided with the rubber pad with the junction of connecting nozzle 4, when connecting nozzle 4 twists honeycomb duct 5 through interior external screw thread, promote roof pressure pole 8 through installation piece 13 and slide to being close to 2 directions of water inlet, spacing ring 6 is kept away from to roof pressure piston 7, make the water in the pipeline flow through from the clearance between piston 7 and the spacing ring 6, when connecting nozzle 4 twists out honeycomb duct 5 through interior external screw thread, piston 7 has the trend of laminating with spacing ring 6 in real time through the impact of rivers in the pipeline.

Inner wall fixedly connected with fixed block 10 of honeycomb duct 5, the one end fixedly connected with reset spring 9 of filter screen 11 is kept away from to fixed block 10, reset spring 9's the other end and the outer wall fixed connection of piston 7, when connecting nozzle 4 twists honeycomb duct 5 through internal and external screw thread, piston 7 slides to 2 directions of being close to the water inlet, reset spring 9 is stretched, have the trend that makes piston 7 reset in real time, when connecting nozzle 4 twists out honeycomb duct 5 through internal and external screw thread, reset spring 9 makes piston 7 reset through elastic potential energy, water in the piston 7 blocks up the pipeline with 6 cooperations of spacing ring.

The outer wall fixedly connected with of installation piece 13 is used for the roof pressure pole 8 place piece 14, the spacing groove that supplies the roof pressure pole 8 to peg graft is seted up to the outer wall of placing piece 14, when connecting pipe mouth 4 rotates, roof pressure pole 8 receives the elastic potential energy laminating of reset spring 9 in real time with the outer wall of installation piece 13, through the spacing of placing piece 14, make roof pressure pole 8 difficult production skew when installation piece 13 rotates, make the real-time roof pressure pole 8 of installation piece 13 simultaneously.

The first stopper of the radial outer wall fixedly connected with of filter screen 11, the gliding first guide way 16 of confession first stopper is seted up to the inner wall of honeycomb duct 5, and first stopper is provided with a plurality ofly with first guide way 16, and quantity equals, makes when the water in the pipeline passes through filter screen 11, and filter screen 11 can not produce the upset to the realization all receives the filtration of filter screen 11 through the water of honeycomb duct 5.

The first stopper of radial outer wall fixedly connected with and the second stopper of filter pulp 12, confession second stopper gliding second guide way 15 has been seted up to the inner wall of honeycomb duct 5, second stopper and second guide way 15 are provided with a plurality ofly, and quantity equals, make the water in the pipeline when filter pulp 12, filter pulp 12 can not produce the upset, thereby realize that the water through honeycomb duct 5 all receives the filtration of filter pulp 12, and the stopper of different quantity is all installed with the outer wall of filter pulp 12 to filter screen 11, improve the efficiency of installation filter screen 11 and filter pulp 12.

Piston 7 sets up to round platform shape, and the inner wall of spacing ring 6 and the outer wall laminating of piston 7, and spacing ring 6 sets up to slope form in the junction of spacing ring 6 and piston 7 simultaneously, makes piston 7 and spacing ring 6 more be the laminating, stops the rivers in the pipeline, reduces the resistance that rivers received when piston 7 and spacing ring 6 process simultaneously.

The water inlet 2, the piston 7, the filter screen 11 and the filter cotton 12 are all connected with the rotation axis of the top pressure rod 8, when the connecting pipe nozzle 4 is installed and disassembled, the installation block 13 can synchronously rotate, so that the top pressure rod 8 can be arranged at the central point of the installation block 13, and the deviation is not easy to generate.

When the filter screen 11 in the honeycomb duct 5 and the filter pulp 12 change need be changed, with connecting nozzle 4 and the separation of valve body 1, rotate connecting nozzle 4, roll out connecting nozzle 4 from honeycomb duct 5, reset spring 9 drives piston 7 and resets this moment, make the outer wall of piston 7 and the outer wall laminating of spacing ring 6, stop up the rivers in honeycomb duct 5, realize blockking up the rivers in honeycomb duct 5 when dismantling connecting nozzle 4, prevent that rivers from splashing, the effectual work efficiency that has improved.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a butterfly valve with filtering capability, includes valve body (1) and honeycomb duct (5), the inner wall sliding connection of honeycomb duct (5) has filter screen (11) and filter pulp (12) that are used for filtering impurity, the both ends of valve body (1) communicate respectively has water inlet (2) and delivery port (3), its characterized in that: the outer wall fixedly connected with of water inlet (2) is used for connecting mouthpiece (4) be connected with honeycomb duct (5), the inner wall fixedly connected with spacing ring (6) of honeycomb duct (5), the inside sliding connection of honeycomb duct (5) has piston (7) that are used for blockking rivers the inner wall fixedly connected with installation piece (13) of connecting mouthpiece (4), the outer wall of installation piece (13) rotates and is connected with roof pressure pole (8) that are used for roof pressure piston (7).

2. The butterfly valve with a filtering function according to claim 1, wherein: the honeycomb duct (5) is detachably connected with the connecting pipe nozzle (4) through the matching of inner threads and outer threads, and a rubber pad is arranged at the joint of the honeycomb duct (5) and the connecting pipe nozzle (4).

3. The butterfly valve with a filtering function according to claim 1, wherein: the inner wall fixedly connected with fixed block (10) of honeycomb duct (5), the one end fixedly connected with reset spring (9) of filter screen (11) are kept away from to fixed block (10), the other end of reset spring (9) and the outer wall fixed connection of piston (7).

4. The butterfly valve with a filtering function according to claim 1, wherein: the outer wall of the mounting block (13) is fixedly connected with a placing block (14) used for jacking the jacking rod (8), and the outer wall of the placing block (14) is provided with a limiting groove for plugging the jacking rod (8).

5. The butterfly valve with a filtering function according to claim 1, wherein: the radial outer wall fixedly connected with first stopper of filter screen (11), the gliding first guide way (16) of confession first stopper is seted up to the inner wall of honeycomb duct (5), first stopper is provided with a plurality ofly with first guide way (16), and quantity equals.

6. The butterfly valve with a filtering function according to claim 5, wherein: the radial outer wall fixedly connected with first stopper and the second stopper of crossing filter pulp (12), confession second stopper gliding second guide way (15) have been seted up to the inner wall of honeycomb duct (5), second stopper and second guide way (15) are provided with a plurality ofly, and quantity equals.

7. The butterfly valve with a filtering function according to claim 1, wherein: the piston (7) is in a circular truncated cone shape, and the inner wall of the limiting ring (6) is attached to the outer wall of the piston (7).

8. The butterfly valve with a filtering function according to claim 4, wherein: the water inlet (2), the piston (7), the filter screen (11) and the filter cotton (12) are all connected with the rotation axis of the top pressure rod (8).