CN117847304A

CN117847304A - Anti-blocking valve

Info

Publication number: CN117847304A
Application number: CN202410256917.1A
Authority: CN
Inventors: 孙龙; 翟春潮; 韩军
Original assignee: Jiangsu Huadong Zhengda Air Conditioning Equipment Co ltd
Current assignee: East China Zhengda Jiangsu Environmental Group Co ltd
Priority date: 2024-03-07
Filing date: 2024-03-07
Publication date: 2024-04-09
Anticipated expiration: 2044-03-07
Also published as: CN117847304B

Abstract

The invention relates to the technical field of hydraulic engineering and discloses an anti-blocking valve, which comprises a shell, wherein a communication groove is formed in the upper surface of the shell in a penetrating way, a detection mechanism for transmitting and detecting impurities is arranged on the side surface of the shell, a cleaning mechanism for cleaning the impurities is arranged in the communication groove, a closing mechanism for controlling the water flow direction is arranged on the side surface of the shell, and the detection mechanism is arranged.

Description

Anti-blocking valve

Technical Field

The invention relates to the technical field of hydraulic engineering, in particular to an anti-blocking valve.

Background

In the process of hydraulic engineering construction, water flow transportation is needed through a paved pipeline, in the process of paving the pipeline, a valve is needed to be installed in the pipeline, the valve is a pipeline accessory for opening and closing a pipeline, controlling the flow direction, adjusting and controlling parameters of a conveying medium, and mainly comprises a valve body, a valve core, a valve rod, a transmission device and the like, and has the advantages of convenience in installation, wide application range and the like;

common valves generally have the following drawbacks when in use:

the method comprises the following steps: when the common valve is used, as impurities such as sediment algae exist in water, a large amount of impurities can be accumulated in the pipeline along with the accumulation of time, so that the valve is blocked, the valve cannot be transported normally, the water flow cannot be transported in hydraulic engineering, and the hydraulic engineering is not facilitated;

and two,: when the common valve is used, because the valve is arranged on a pipeline in a bolt and other modes, the blocking objects can be accumulated due to aggregation, at the moment, the blocking objects in the common valve need to be taken out, and when the blocking objects are treated, the valve needs to be detached, so that the operation is very complex, the cleaning of the valve is not facilitated, and a great deal of manpower and time are required to be consumed;

and thirdly,: when the common valve is used, as the common valve is in a sealing state, the internal state of the valve cannot be directly known outside, operators cannot determine whether the valve is blocked or not, and when a blocking object is cleaned, the flow of water flow needs to be closed at the moment, normal conveying phenomenon of a water source cannot be realized, the internal state of the valve cannot be timely known, and the blocking object is cleaned timely;

to sum up, the common valve has accumulation along with time when using, a large amount of impurity can be accumulated in the pipeline inside to cause the jam to the valve, make the valve can not normally transport, can not transport rivers in the hydraulic engineering, be unfavorable for hydraulic engineering go on, when carrying out the processing of plug, the operation is very complicated, be unfavorable for clearing up the valve, need consume a large amount of manpowers and time and when clearing up the plug, the flow that needs the shutoff rivers this moment, can't carry out normal transport phenomenon with the messenger's water source, and can not in time know the valve internal state, in time clear up defects such as plug.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide an anti-blocking valve to solve the technical problems set forth in the background art.

In order to achieve the above purpose, the present invention provides the following technical solutions: the anti-blocking valve comprises a shell, wherein a communication groove is formed in the upper surface of the shell in a penetrating manner, a detection mechanism which drives and detects impurities is arranged on the side surface of the shell, a cleaning mechanism which cleans the impurities is arranged in the communication groove, and a closing mechanism which controls the water flow direction is arranged on the side surface of the shell;

the detection mechanism comprises a fixed block fixedly connected to the side face of the shell, a lifting groove is formed in the side face of the fixed block, a lifting plate is connected to the side wall of the lifting groove in a sliding mode, a connecting hole is formed in the side face of the shell, the connecting hole is communicated with the connecting groove, the connecting hole is communicated with the lifting groove, an extrusion groove is formed in the bottom of the lifting groove, an extrusion plate is connected to the inside of the extrusion groove in a sliding mode, a plurality of storage grooves are formed in the inner wall of the connecting groove, cleaning rods are fixedly mounted in the storage grooves, a fixed plate is fixedly connected to the inner wall of the connecting groove, a moving plate is connected to the inner wall of the connecting groove in a sliding mode, a plurality of through holes are formed in the upper surface of the fixed plate and the upper surface of the moving plate in a penetrating mode, the upper end of the spring is fixedly connected to the lower surface of the moving plate, and one end, far away from the lifting groove, of the lifting plate penetrates through the connecting hole and is fixedly connected to the side face of the moving plate.

In a preferred embodiment, the shell is in a cylindrical structure, connecting pieces are arranged on the outer walls of the upper end and the lower end of the shell, and the water flow direction of the communicating groove is from top to bottom.

In a preferred embodiment, the cleaning rod is an impurity crusher, the fixed plate is not aligned with the through hole on the moving plate, and the fixed plate and the moving plate are in size communication with the communication groove.

In a preferred embodiment, the clearance mechanism is including seting up two clearance grooves on the shell side, two the clearance groove all communicates with the intercommunication groove, two the clearance groove's bottom has all been seted up and has been accomodate the groove, every accomodate the equal sliding connection in inside in groove and have the baffle, equal fixedly connected with connecting block on the side that the intercommunication groove was kept away from to the baffle, sliding connection has the ring on the outer wall of shell, two the connecting block all with the inner wall fixed connection of ring, fixedly connected with lifter on the outer wall of ring.

In a preferred embodiment, the two cleaning grooves are symmetrically arranged on two sides of the fixed block respectively, the lifting block is located under the extrusion plate, and the two cleaning grooves are located under the fixed plate.

In a preferred embodiment, the closing mechanism includes the pivoted connection rotor plate on the intercommunication groove inner wall, rotate on the outer wall of shell and be connected with the dwang, the one end of dwang extends to the inside of intercommunication groove and in rotor plate fixed connection, fixedly connected with backup pad on the outer wall of shell, fixedly connected with supporting shoe on the lower surface of backup pad, sliding connection has the rotary rod on the outer wall of supporting shoe, fixedly connected with a plurality of rotor plates on the one end outer wall of rotary rod, the restriction groove has been seted up to the one end that the rotary rod is close to the shell, the dwang has seted up the restriction pole on keeping away from the one end side of shell, the restriction pole is located inside the restriction groove, rotate on the upper surface of backup pad and be connected with the power pole, the lower extreme of power pole runs through the backup pad, all the cover is equipped with the bevel gear on the lower extreme outer wall of power pole and the outer wall of rotary rod, the upper surface of lifting shoe is run through and is seted up threaded hole.

In a preferred embodiment, the upper half of the power rod is externally provided with threads matched with the threaded holes, the longitudinal sections of the limiting rod and the limiting groove are rectangular, the two bevel gears are mutually matched, the rotating rod penetrates through the center of the side face of the rotating plate, the extruding plate is positioned above the threaded holes, and the rotating rod is rotationally connected with the supporting block.

The invention has the technical effects and advantages that:

1. the invention is beneficial to that when the valve is installed in the inner part of a hydraulic engineering transportation pipeline, along with the transportation of water flow in the pipeline, the water flow sequentially passes through the movable plate and the fixed plate from top to bottom and flows out through the through holes on the upper surfaces of the movable plate and the fixed plate, even if the water flow can impact the movable plate during flowing, the impurities in the water flow can be blocked by the through holes to accumulate on the upper surface of the movable plate under the action of the springs, the movable plate can continuously sink and compress the springs along with the accumulation of time, the movable plate can drive the lifting plate to descend along with the descent of the movable plate, when the lifting plate descends to a certain position, the lifting plate can extrude the extrusion plate, the lower end of the extrusion plate is extruded into the lifting groove, and when operators observe that the lower end of the extrusion plate is extruded into the lifting groove, a large amount of impurities exist in the valve, so that people can directly understand the inner state of the valve.

2. The cleaning mechanism is arranged in the lifting groove, so that when the lower end of the extruding plate extrudes the lifting block, the lifting block can drive the circular ring to move downwards together, the circular ring can drive the baffle to move downwards through the connecting block and enter the storage groove to open the shell, the cleaning rod receives signals and operates at the moment, the cleaning rod is an impurity pulverizer, impurities can be pulverized into impurities with smaller particles and flow out through the through hole, the impurities can be discharged through the cleaning groove under the action of water flow, the valve is not required to be detached and cleaned, and the cleaning is simple and convenient.

3. The invention is beneficial to extruding the lifting block by the extruding plate when the lower end of the extruding plate extrudes the inside of the lifting groove in the impurity cleaning process, and the upper end of the power rod enters the inside of the threaded hole due to the threaded thread matched with the threaded hole arranged outside the upper half part of the power rod, so that the power rod can rotate, when people do not control the valve, the two bevel gears can be in an engaged state, the power rod can drive the rotating rod to rotate through the bevel gears, the limiting rod and the limiting groove are rectangular in longitudinal section and the limiting rod is positioned in the limiting groove, so that the rotating rod can drive the rotating plate to rotate, when the baffle completely enters the inside of the containing groove, the rotating plate just seals the communicating groove at the moment, impurities are prevented from entering clean water flow, when people need to control the valve, the rotating rod can be translated through the rotating plate to rotate, the control of the valve can be realized, when the valve needs to be automatically cleaned, the two bevel gears can be continuously pushed to be in the engaged state, the valve has multiple operation states, and the practicability is stronger.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present invention.

Fig. 2 is a schematic cross-sectional view of the whole structure of the present invention.

FIG. 3 is a schematic cross-sectional view of the detecting mechanism of the present invention.

Fig. 4 is a schematic structural view of a cleaning mechanism according to the present invention.

Fig. 5 is an exploded view of the receiving slot of fig. 4.

Fig. 6 is a cross-sectional view of the closure mechanism of the present invention.

Fig. 7 is a schematic view of a rotating rod structure of the present invention.

The reference numerals are: 1. a housing; 2. a communication groove; 3. a detection mechanism; 301. a fixed block; 302. a lifting groove; 303. a lifting plate; 304. a connection hole; 305. an extrusion plate; 306. a storage tank; 307. cleaning a rod; 308. a fixing plate; 309. a moving plate; 310. a through hole; 311. a spring; 4. a cleaning mechanism; 401. cleaning the groove; 402. a baffle; 403. a circular ring; 404. a lifting block; 405. a storage groove; 406. a connecting block; 5. a closing mechanism; 501. a rotating plate; 502. a rotating lever; 503. a support plate; 504. a support block; 505. a rotating rod; 506. a rotating plate; 507. a restraining bar; 508. a limiting groove; 509. a power lever; 510. a threaded hole; 511. bevel gears.

Detailed Description

The embodiments of the present invention will be clearly and completely described below with reference to the drawings in the present invention, and the configurations of the structures described in the following embodiments are merely examples, and the anti-blocking valve according to the present invention is not limited to the structures described in the following embodiments, and all other embodiments obtained by a person having ordinary skill in the art without making any creative effort are within the scope of protection of the present invention.

Referring to fig. 1-2, the invention provides an anti-blocking valve, which comprises a shell 1, wherein a communication groove 2 is penetratingly arranged on the upper surface of the shell 1, a detection mechanism 3 for transmitting and detecting impurities is arranged on the side surface of the shell 1, a cleaning mechanism 4 for cleaning the impurities is arranged in the communication groove 2, and a closing mechanism 5 for controlling the water flow direction is arranged on the side surface of the shell 1.

The embodiment needs to be specifically described as follows: through being provided with detection mechanism 3, clearance mechanism 4 and closing mechanism 5, when operating personnel observes that the lower extreme of stripper plate 305 extrudees the lift groove 302 inside, can confirm that there is a large amount of impurity inside the valve, people can directly know the valve internal state, can smash into the impurity that granule is less with impurity and flow through hole 310, impurity can pass through clearance groove 401 under the effect of rivers and discharge, need not to dismantle the clearance with the valve, it is simple and convenient, the rotor plate 501 can seal intercommunication groove 2, prevent that impurity from getting into clean rivers, when people need control the valve, can translate rotary rod 505, and rotate rotary rod 505 through rotor plate 506, can realize the control to the valve, when needs automatic clearance, continue to promote rotary rod 505, realize that two bevel gears 511 are in the meshing state can, the valve has multiple operating condition, the practicality is stronger.

Referring to fig. 3, the detection mechanism 3 includes a fixed block 301 fixedly connected to a side surface of the housing 1, a lifting groove 302 is formed in the side surface of the fixed block 301, a lifting plate 303 is slidably connected to a side wall of the lifting groove 302, a connecting hole 304 is formed in the side surface of the housing 1, the connecting hole 304 is communicated with the communicating groove 2, the connecting hole 304 is communicated with the lifting groove 302, an extrusion groove is formed in the bottom of the lifting groove 302, an extrusion plate 305 is slidably connected to the inside of the extrusion groove, a plurality of storage grooves 306 are formed in the inner wall of the communicating groove 2, cleaning rods 307 are fixedly mounted in the inside of each storage groove 306, a fixed plate 308 is fixedly connected to the inner wall of the communicating groove 2, a moving plate 309 is slidably connected to the inner wall of the communicating groove 2, a plurality of through holes 310 are formed in the upper surfaces of the fixed plate 308 and the moving plate 309, a plurality of springs 311 are fixedly connected to the upper surface of the fixed plate 308, the upper ends of the springs 311 are fixedly connected to the lower surface of the moving plate 309, and one ends of the lifting plate 303, which are far from the lifting plate 302, penetrate through the connecting hole 304 and are fixedly connected to the side surface of the moving plate 309.

The embodiment needs to be specifically described as follows: when installed in the interior of the hydraulic transportation pipeline, as the water flow in the pipeline is transported, since the water flow direction of the communicating groove 2 is from top to bottom, the water flow sequentially passes through the movable plate 309 and the fixed plate 308 and flows out through the through holes 310 on the upper surfaces of the movable plate 309 and the fixed plate 308, even if the water flow impacts the movable plate 309 during flowing, the impurities in the water flow can be blocked by the through holes 310 and accumulated on the upper surface of the movable plate 309 due to the action of the springs 311, the movable plate 309 continuously sinks and realizes compression of the springs 311 along with the accumulation of time, the movable plate 309 can drive the lifting plate 303 to descend, when the lifting plate 303 descends to a certain position, the lifting plate 303 can squeeze the pressing plate 305, the lower end of the pressing plate 305 is extruded out of the interior of the lifting groove 302, a great amount of impurities in the valve can be determined when an operator observes that the lower end of the pressing plate 305 is extruded out of the interior of the lifting groove 302, and people can directly understand the state of the valve.

Referring to fig. 2, a casing 1 is provided in a cylindrical structure, and connectors are provided on outer walls of upper and lower ends of the casing 1, and a water flow direction of a communication groove 2 is from top to bottom.

The embodiment needs to be specifically described as follows: the water flows sequentially through the moving plate 309 and the fixed plate 308 and flows out through the through holes 310 on the upper surfaces of the moving plate 309 and the fixed plate 308, and even if the water flows to impact the moving plate 309 while flowing, the spring 311 serves to buffer the moving plate 309, and impurities in the water flow are blocked by the through holes 310 to accumulate on the upper surface of the moving plate 309.

Referring to fig. 3, the cleaning rod 307 is a trash grinder, the fixed plate 308 is misaligned with the through hole 310 of the moving plate 309, and the fixed plate 308 and the moving plate 309 are sized to communicate with the communication groove 2.

The embodiment needs to be specifically described as follows: cleaning rod 307 is impurity grinder, can smash the impurity into the less impurity of granule and flow out through-hole 310, and the impurity can be discharged through cleaning tank 401 under the effect of rivers, need not to dismantle the clearance with the valve, and is simple and convenient.

Referring to fig. 4-5, the cleaning mechanism 4 includes two cleaning grooves 401 formed on the side surface of the housing 1, the two cleaning grooves 401 are all communicated with the communication groove 2, the bottoms of the two cleaning grooves 401 are all provided with storage grooves 405, the inside of each storage groove 405 is all slidingly connected with a baffle 402, the baffle 402 is far away from the side surface of the communication groove 2 and is fixedly connected with a connecting block 406, the outer wall of the housing 1 is slidingly connected with a circular ring 403, the two connecting blocks 406 are all fixedly connected with the inner wall of the circular ring 403, and the outer wall of the circular ring 403 is fixedly connected with a lifting block 404.

The embodiment needs to be specifically described as follows: when the lower end of the extruding plate 305 extrudes the inside of the lifting groove 302, the extruding plate 305 extrudes the lifting block 404, the lifting block 404 drives the circular ring 403 to move downwards together, the circular ring 403 drives the baffle 402 to move downwards through the connecting block 406 and enter the storage groove 405, the shell 1 is opened, the cleaning rod 307 receives a signal and operates, and the cleaning rod 307 is an impurity pulverizer, so that impurities can be pulverized into smaller impurities and flow out through the through hole 310, and the impurities can be discharged through the cleaning groove 401 under the action of water flow without detaching a valve for cleaning, so that the cleaning is simple and convenient.

Referring to fig. 5, two cleaning grooves 401 are symmetrically provided at both sides of the fixing block 301, respectively, the lifting block 404 is located right under the pressing plate 305, and both cleaning grooves 401 are located under the fixing plate 308.

The embodiment needs to be specifically described as follows: the ring 403 can drive baffle 402 through connecting block 406 and move down and get into and accomodate inside the groove 405, realize opening shell 1, and clearance pole 307 receives the signal and operates this moment, because clearance pole 307 is impurity grinder, can smash the impurity into the less impurity of granule and flow out through-hole 310, and the impurity can be discharged through clearance groove 401 under the effect of rivers.

Referring to fig. 6-7, the closing mechanism 5 includes a rotating plate 501 rotatably connected to an inner wall of the communication groove 2, a rotating rod 502 rotatably connected to an outer wall of the housing 1, one end of the rotating rod 502 extends to an inside of the communication groove 2 and is fixedly connected to the rotating plate 501, a supporting plate 503 is fixedly connected to an outer wall of the housing 1, a supporting block 504 is fixedly connected to a lower surface of the supporting plate 503, a rotating rod 505 is slidably connected to an outer wall of the supporting block 504, a plurality of rotating plates 506 are fixedly connected to an outer wall of one end of the rotating rod 505, a limiting groove 508 is formed in one end of the rotating rod 505, which is close to the housing 1, a limiting rod 507 is formed in a side surface of one end of the rotating rod 502, which is far from the housing 1, the limiting rod 507 is located inside the limiting groove 508, a power rod 509 is rotatably connected to an upper surface of the supporting plate 503, a lower end of the power rod 509 penetrates the supporting plate 503, bevel gears 511 are respectively sleeved on the outer wall of the lower end of the power rod 509 and the outer wall of the rotating rod 505, and threaded holes 510 are formed in a penetrating manner on an upper surface of the lifting block 404.

The embodiment needs to be specifically described as follows: in the process of impurity cleaning, when the lower extreme of stripper plate 305 extrudes the lift groove 302 inside, stripper plate 305 can extrude elevating block 404, owing to the screw thread that is provided with screw hole 510 adaptation in the upper half outside of power pole 509, realize that the upper end of power pole 509 gets into screw hole 510 inside, power pole 509 can rotate, when people do not control the valve, two bevel gears 511 can be in the engagement state, power pole 509 can drive rotary rod 505 through bevel gears 511 rotatory, because the longitudinal section of limiter rod 507 and limiter groove 508 is rectangle and limiter rod 507 is located limiter groove 508 inside, realize that rotary rod 505 drives the swivelling lever 502 and rotates, swivelling lever 502 can drive the swivelling plate 501 and rotate, after baffle 402 gets into completely and accomodates the inslot 405 inside, the swivelling plate 501 seals up intercommunication groove 2 this moment, prevent impurity entering into clean rivers, when people need control the valve, and can translate rotary rod 505 through 506 and rotate, can realize the control the valve, when needs to clear up automatically, it can to realize that two bevel gears 511 are in the engagement state, the valve has more strong operability.

Referring to fig. 7, the upper half of the power lever 509 is externally provided with threads adapted to the threaded holes 510, the longitudinal sections of the limiting lever 507 and the limiting groove 508 are rectangular, the two bevel gears 511 are mutually adapted, the rotating lever 502 penetrates through the center of the side face of the rotating plate 501, the pressing plate 305 is located obliquely above the threaded holes 510, and the rotating lever 505 is rotatably connected with the supporting block 504.

The embodiment needs to be specifically described as follows: when people need to control the valve, the rotary rod 505 can be translated, the rotary rod 505 can be rotated through the rotary plate 506, the control of the valve can be realized, when automatic cleaning is needed, the rotary rod 505 is continuously pushed, the two bevel gears 511 are in the meshed state, the valve has various operation states, and the practicability is stronger.

The working principle of the invention is as follows: when installed in the interior of a hydraulic engineering transportation pipeline, as the water flow in the pipeline is transported, as the water flow direction of the communication groove 2 is from top to bottom, the water flow sequentially passes through the movable plate 309 and the fixed plate 308 and flows out through the through holes 310 on the upper surfaces of the movable plate 309 and the fixed plate 308, even if the water flow impacts the movable plate 309 when flowing, the impurities in the water flow can be blocked by the through holes 310 and accumulated on the upper surface of the movable plate 309 under the action of the springs 311, the movable plate 309 continuously sinks and compresses the springs 311 along with the accumulation of time, the movable plate 309 can drive the lifting plate 303 to descend, when the lifting plate 303 descends to a certain position, the lifting plate 303 can squeeze the pressing plate 305, the lower end of the pressing plate 305 is extruded out of the interior of the lifting groove 302, and when an operator observes that the lower end of the pressing plate 305 is extruded out of the interior of the lifting groove 302, a large amount of impurities in the valve can be determined, and people can directly understand the state of the valve interior;

when the lower end of the extruding plate 305 extrudes the inside of the lifting groove 302, the extruding plate 305 extrudes the lifting block 404, the lifting block 404 drives the circular ring 403 to move downwards together, the circular ring 403 drives the baffle 402 to move downwards through the connecting block 406 and enter the storage groove 405 to open the shell 1, at this moment, the cleaning rod 307 receives a signal and operates, and as the cleaning rod 307 is an impurity pulverizer, impurities can be pulverized into impurities with smaller particles and flow out through the through hole 310, the impurities can be discharged through the cleaning groove 401 under the action of water flow, and the valve is not required to be disassembled and cleaned, so that the cleaning is simple and convenient;

in the process of impurity cleaning, when the lower extreme of stripper plate 305 extrudes the lift groove 302 inside, stripper plate 305 can extrude elevating block 404, owing to the screw thread that is provided with screw hole 510 adaptation in the upper half outside of power pole 509, realize that the upper end of power pole 509 gets into screw hole 510 inside, power pole 509 can rotate, when people do not control the valve, two bevel gears 511 can be in the engagement state, power pole 509 can drive rotary rod 505 through bevel gears 511 rotatory, because the longitudinal section of limiter rod 507 and limiter groove 508 is rectangle and limiter rod 507 is located limiter groove 508 inside, realize that rotary rod 505 drives the swivelling lever 502 and rotates, swivelling lever 502 can drive the swivelling plate 501 and rotate, after baffle 402 gets into completely and accomodates the inslot 405 inside, the swivelling plate 501 seals up intercommunication groove 2 this moment, prevent impurity entering into clean rivers, when people need control the valve, and can translate rotary rod 505 through 506 and rotate, can realize the control the valve, when needs to clear up automatically, it can to realize that two bevel gears 511 are in the engagement state, the valve has more strong operability.

Finally: the foregoing is only illustrative of the preferred embodiments of the present invention and is not to be construed as limiting the invention, but rather as various modifications, equivalent arrangements, improvements, etc., within the spirit and principles of the present invention.

Claims

1. An anti-blocking valve comprising a housing (1), characterized in that: the device is characterized in that a communication groove (2) is formed in the upper surface of the shell (1) in a penetrating manner, a detection mechanism (3) for transmitting and detecting impurities is arranged on the side surface of the shell (1), a cleaning mechanism (4) for cleaning the impurities is arranged in the communication groove (2), and a closing mechanism (5) for controlling the water flow direction is arranged on the side surface of the shell (1);

the detection mechanism (3) comprises a fixed block (301) fixedly connected to the side surface of the shell (1), a lifting groove (302) is formed in the side surface of the fixed block (301), a lifting plate (303) is slidably connected to the side wall of the lifting groove (302), a connecting hole (304) is formed in the side surface of the shell (1), the connecting hole (304) is communicated with the communicating groove (2), the connecting hole (304) is communicated with the lifting groove (302), an extrusion groove is formed in the bottom of the lifting groove (302), an extrusion plate (305) is slidably connected to the inside of the extrusion groove, a plurality of storage grooves (306) are formed in the inner wall of the communicating groove (2), a cleaning rod (307) is fixedly mounted in the inside of each storage groove (306), a fixed plate (308) is fixedly connected to the inner wall of the communicating groove (2), a moving plate (309) is slidably connected to the inner wall of the communicating groove (2), a plurality of through holes (310) are formed in the upper surfaces of the fixed plate (308) and the upper surfaces of the moving plate (309), a plurality of springs (311) are fixedly connected to the upper surfaces of the fixed plate (311), one end of the lifting plate (303) far away from the lifting groove (302) penetrates through the connecting hole (304) and is fixedly connected with the side face of the moving plate (309).

2. An anti-blocking valve according to claim 1, wherein: the shell (1) is in a cylindrical structure, connecting pieces are arranged on the outer walls of the upper end and the lower end of the shell (1), and the water flow direction of the communicating groove (2) is from top to bottom.

3. An anti-blocking valve according to claim 1, wherein: the cleaning rod (307) is an impurity crusher, the fixed plate (308) is not aligned with the through hole (310) on the moving plate (309), and the fixed plate (308) and the moving plate (309) are communicated with the communicating groove (2) in size.

4. An anti-blocking valve according to claim 1, wherein: the cleaning mechanism (4) comprises two cleaning grooves (401) formed in the side face of the shell (1), the two cleaning grooves (401) are communicated with the communicating groove (2), the bottoms of the cleaning grooves (401) are provided with storage grooves (405), each storage groove (405) is slidably connected with a baffle plate (402), the baffle plate (402) is far away from the connecting groove (2), a circular ring (403) is slidably connected to the outer wall of the shell (1), the two connecting blocks (406) are fixedly connected with the inner wall of the circular ring (403), and lifting blocks (404) are fixedly connected to the outer wall of the circular ring (403).

5. An anti-blocking valve according to claim 4, wherein: the two cleaning grooves (401) are symmetrically arranged on two sides of the fixed block (301) respectively, the lifting block (404) is located under the extrusion plate (305), and the two cleaning grooves (401) are located under the fixed plate (308).

6. An anti-blocking valve according to claim 4, wherein: closing mechanism (5) are including rotating rotor plate (501) of connection on intercommunication groove (2) inner wall, rotate on the outer wall of shell (1) and be connected with dwang (502), the one end of dwang (502) extends to the inside of intercommunication groove (2) and in rotor plate (501) fixed connection, fixedly connected with backup pad (503) on the outer wall of shell (1), fixedly connected with supporting shoe (504) on the lower surface of backup pad (503), sliding connection has rotary rod (505) on the outer wall of supporting shoe (504), fixedly connected with a plurality of rotor plates (506) on the one end outer wall of rotary rod (505), limit groove (508) have been seted up to one end that rotary rod (505) is close to shell (1), limit rod (507) have been seted up on the one end side of keeping away from shell (1) in dwang (502), limit rod (507) are located inside limit groove (508), rotate on the upper surface of backup pad (503) and be connected with power pole (509), the lower extreme of power rod (509) runs through backup pad (503), and power rod (505) are equipped with on the outer wall (510) of the upper end of rotary rod (505) and the equal cover of penetrating through (510).

7. An anti-blocking valve according to claim 6, wherein: the power rod (509) is characterized in that threads matched with the threaded holes (510) are formed in the outer portion of the upper half portion of the power rod (509), longitudinal sections of the limiting rod (507) and the limiting groove (508) are rectangular, the two bevel gears (511) are mutually matched, the rotating rod (502) penetrates through the right center of the side face of the rotating plate (501), the extruding plate (305) is located obliquely above the threaded holes (510), and the rotating rod (505) is rotationally connected with the supporting block (504).