CN220060534U

CN220060534U - Stop valve

Info

Publication number: CN220060534U
Application number: CN202321423637.2U
Authority: CN
Inventors: 钟兴旺; 姜雪英; 沈文中; 姜振光
Original assignee: Beike Valve Manufacturing Co ltd
Current assignee: Beike Valve Manufacturing Co ltd
Priority date: 2023-06-06
Filing date: 2023-06-06
Publication date: 2023-11-21
Anticipated expiration: 2033-06-06

Abstract

The utility model relates to the technical field of stop valves, in particular to a stop valve which comprises a valve body, a valve clack seat, a filter pipe, a drain pipe, a movable frame and a spring. The valve body is provided with a water inlet pipe and a water outlet pipe, and the valve clack is positioned between the water inlet pipe and the water outlet pipe. The valve body is detachably provided with a valve cover, a movable pipe is arranged in the valve cover in a sliding manner, the bottom of the movable pipe is provided with a valve clack, the valve clack is in sealing fit with a valve clack seat, and a valve rod for driving the movable pipe to lift is arranged on the valve cover in a rotating manner. The filter tube is arranged at the bottom of the valve clack seat and communicated with the valve clack seat, the bottom of the filter tube is provided with a guide hopper, the discharge outlet cladding of the guide hopper is arranged outside the sewage draining hole, and the sewage draining tube cladding is arranged outside the sewage draining hole. The movable frame is sleeved outside the sewage pipe, the movable frame is provided with a push rod, and the top end of the push rod is provided with a sealing block. The spring is sleeved outside the drain pipe, and two ends of the spring are respectively abutted with the bottom of the valve body and the upper end of the movable frame. The utility model has high structural stability, has a filtering function and is convenient for cleaning impurities.

Description

Stop valve

Technical Field

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

Background

The shut-off valve is also called a shut-off valve, and belongs to a forced sealing type valve, so that when the valve is closed, pressure must be applied to the valve clack so as to force the sealing surface not to leak. The prior stop valve is lack of a filtering structure for water flow, and cannot stop solid impurities in water.

The Chinese patent with the publication number of CN217683338U discloses a pneumatic bellows stop valve, which comprises a valve body, a water inlet end and a water outlet end, wherein a sealing cover is arranged on the lower side of the valve body, a sealing plug is arranged on the upper side of the sealing cover, a cylinder push rod is arranged at the lower end position of a cylinder main body in the valve body, a push plate is arranged on the lower side of the cylinder push rod, an outer rod is arranged on the lower side of the push plate, an inner rod is arranged at the lower end of the outer rod, a spring is arranged at the lower side position of the outer rod on the outer side of the inner rod, a pressure sensor is arranged on the lower side of the inner rod, a valve clack is arranged on the lower side of the pressure sensor, and the valve clack comprises a valve stop block. The pressure of the valve clack is buffered through the outer rod, the inner rod and the spring, the pressure of the cylinder is detected through the pressure sensor, the control of the pressure of the cylinder main body is facilitated, the valve clack is of a cylindrical structure, the contact area of the valve clack and the valve body is increased, and circulating liquid is filtered through the filter cartridge.

However, the device still has the defects that: the device is when the impurity of the inside accumulation of clearance, needs to unpack the sealed lid of valve body bottom apart, then the layer separation is inhaled to first magnetism and second magnetism to the layer separation is inhaled to the reuse filtration handle, and the cartridge filter roll-off water conservancy diversion passageway, clears away the impurity of the inside collection of cartridge filter, and after cleaning, resets the cartridge filter, sealed lid is fixed to the downside of valve body. The whole operation process is very complex, and time and labor are wasted.

Disclosure of Invention

The utility model aims to solve the problems in the background art and provides a stop valve.

The technical scheme of the utility model is as follows: a stop valve comprises a valve body, a valve clack seat, a filter pipe, a drain pipe, a movable frame and a spring.

The valve body is provided with a water inlet pipe and a water outlet pipe which are communicated with the valve body, and the water inlet pipe is positioned above the water outlet pipe. The valve clack seat is arranged in the valve body and is positioned between the water inlet pipe and the water outlet pipe. The valve body is detachably provided with a valve cover, a movable pipe is arranged in the valve cover in a sliding manner, the bottom of the movable pipe is provided with a valve clack, the valve clack is in sealing fit with a valve clack seat, and a valve rod for driving the movable pipe to lift is arranged on the valve cover in a rotating manner.

The filter tube is arranged at the bottom of the valve clack seat and is communicated with the valve clack seat, the bottom of the filter tube is provided with a guide hopper communicated with the inside of the filter tube, the bottom of the valve body is provided with a sewage draining hole communicated with the inside of the valve body, and a discharge hole of the guide hopper is coated and arranged outside the sewage draining hole. The blow-down pipe is arranged at the bottom of the valve body, and the blow-down pipe is coated outside the blow-down hole.

The movable frame is sleeved outside the sewage pipe and is in sliding connection with the sewage pipe, the movable frame is provided with a push rod, and the top end of the push rod is provided with a sealing block in sealing fit with the discharge hole of the guide hopper. The spring housing is established in the outside of blow off pipe, and the top of spring and the bottom butt of valve body, the bottom of spring and the upper end butt of movable frame.

Preferably, bolts are also included. A flange plate A is integrally arranged on the valve body, a flange plate B is integrally arranged on the valve cover, and the flange plate A and the flange plate B are fixedly connected through bolts.

Preferably, one end of the water inlet pipe, which is far away from the valve body, is provided with a flange C, and one end of the water outlet pipe, which is far away from the valve body, is provided with a flange D.

Preferably, the valve rod is provided with an external screw thread, the inner wall of the movable tube is provided with a screw thread groove, the valve rod is inserted into the movable tube and is in threaded connection with the movable tube, and the top end of the valve rod is detachably provided with a screw cap.

Preferably, the bottom of the valve cover is provided with a sealing element, the movable pipe penetrates through the sealing element and is in sliding connection with the sealing element, and the upper surface of the valve clack is abutted with the bottom of the sealing element.

Preferably, the bottom of the valve clack is provided with a conical sealing gasket, and the side surface of the valve clack is provided with a water filtering groove.

Preferably, a fixing frame is arranged in the filter tube, a vertical shaft is arranged at the bottom of the fixing frame, a rotating ring which is rotationally connected with the vertical shaft is sleeved outside the vertical shaft, a plurality of blades are uniformly arranged on the rotating ring at intervals, two scraping plates are symmetrically arranged on the rotating ring, and the scraping plates are in sliding connection with the inner wall of the filter tube.

Compared with the prior art, the utility model has the following beneficial technical effects:

through setting up the valve clack seat between inlet tube and outlet pipe, set up the filter tube in the bottom of valve clack seat, when the circulation of water, the impurity of aquatic remains in the filter tube, and the water that does not contain solid impurity is discharged from the outlet pipe, promote the cleanliness factor of outlet pipe output water, and set up the guide funnel in the bottom of filter tube, the bottom intercommunication blow off pipe of guide funnel, but set up the sealing block of liftable regulation in the blow off pipe, sealing block realizes the shutoff from the inboard of guide funnel from last and down, can prevent that water from being discharged from the blow off pipe when leading to water, simultaneously when closing water, push up the sealing block and can make the residual impurity in the blow off pipe discharge along the blow off pipe, whole structural stability is high, and is easy to operate, and is very practical.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is an internal block diagram of the present utility model;

FIG. 3 is a diagram showing the structure of the connection of the components in the drain pipe.

Reference numerals: 1. a valve body; 101. a blow-down hole; 2. a water inlet pipe; 3. a water outlet pipe; 4. a valve clack seat; 5. a valve cover; 6. a seal; 7. a movable tube; 8. a valve flap; 801. a water filtering tank; 9. a valve stem; 10. a cap is screwed; 11. a filter tube; 12. a guide hopper; 13. a blow-down pipe; 14. a movable frame; 15. a push rod; 16. a sealing block; 17. a spring; 18. a fixing frame; 19. a vertical axis; 20. a swivel; 21. a blade; 22. a scraper.

Detailed Description

Example 1

As shown in fig. 1 to 3, the stop valve provided by the utility model comprises a valve body 1, a valve clack seat 4, a filter pipe 11, a drain pipe 13, a movable frame 14 and a spring 17.

The valve body 1 is provided with a water inlet pipe 2 and a water outlet pipe 3 which are communicated with the inside of the valve body, and the water inlet pipe 2 is positioned above the water outlet pipe 3. The valve clack seat 4 is arranged in the valve body 1, and the valve clack seat 4 is positioned between the water inlet pipe 2 and the water outlet pipe 3. The valve body 1 is detachably provided with a valve cover 5, the valve cover 5 is internally provided with a movable pipe 7 in a sliding manner, the bottom of the movable pipe 7 is provided with a valve clack 8, the valve clack 8 is in sealing fit with the valve clack seat 4, and the valve cover 5 is rotatably provided with a valve rod 9 for driving the movable pipe 7 to lift. The bottom of valve gap 5 sets up sealing member 6, and movable tube 7 runs through sealing member 6 and sliding connection with it, and the upper surface of valve clack 8 and the bottom butt of sealing member 6. The bottom of the valve clack 8 is provided with a conical sealing gasket, and the side surface of the valve clack 8 is provided with a water filtering groove 801. Also comprises a bolt. A flange plate A is integrally arranged on the valve body 1, a flange plate B is integrally arranged on the valve cover 5, and the flange plate A and the flange plate B are fixedly connected through bolts. One end of the water inlet pipe 2 far away from the valve body 1 is provided with a flange C, and one end of the water outlet pipe 3 far away from the valve body 1 is provided with a flange D. The valve rod 9 is provided with an outer screw thread, the inner wall of the movable pipe 7 is provided with a screw thread groove, the valve rod 9 is inserted into the movable pipe 7 and is in threaded connection with the movable pipe 7, and the top end of the valve rod 9 is detachably provided with a screw cap 10.

The filter tube 11 sets up in the bottom of valve clack seat 4 and communicates with it, and the bottom of filter tube 11 sets up the guide bucket 12 rather than inside intercommunication, and the bottom of valve body 1 sets up the blowdown hole 101 rather than inside intercommunication, and the discharge gate cladding of guide bucket 12 sets up in the outside of blowdown hole 101. The drain pipe 13 is arranged at the bottom of the valve body 1, and the drain pipe 13 is arranged outside the drain hole 101 in a coating manner.

The movable frame 14 is sleeved outside the drain pipe 13 and is in sliding connection with the drain pipe, a push rod 15 is arranged on the movable frame 14, and a sealing block 16 which is in sealing fit with the discharge hole of the guide hopper 12 is arranged at the top end of the push rod 15. The spring 17 is sleeved outside the drain pipe 13, the top end of the spring 17 is abutted with the bottom of the valve body 1, and the bottom end of the spring 17 is abutted with the upper end of the movable frame 14.

In this embodiment, water enters the valve body 1 from the water inlet pipe 2, then enters the filter pipe 11 through the inner through hole of the valve clack seat 4, solid impurities in the water remain in the filter pipe 11, and the water is discharged from the water outlet pipe 3 through the filter holes. When the filter tube is required to be turned off, the rotary sleeve 10 is rotated, the rotary sleeve 10 drives the valve rod 9 to rotate, the valve rod 9 drives the valve rod 9 to gradually descend at the inner side of the movable tube 7, further the valve clack 8 is driven to slide downwards and is in sealing fit with the valve clack seat 4, water is turned off, sundries in the filter tube 11 can be discharged at the moment, the operation mode is that the movable frame 14 is lifted, the ejector rod 15 on the movable frame 14 is lifted to the sealing block 16, a discharge hole of the guide hopper 12 is exposed, impurities in the filter tube 11 are discharged along the drain tube 13, then the movable frame 14 is loosened, the movable frame 14 is reset under the action of the tension of the spring 17, water is effectively prevented from being discharged from the drain tube 13 in the valve opening process, and the drain operation is simple and convenient.

Example two

As shown in fig. 3, in the stop valve according to the present utility model, compared with the first embodiment, the filter tube 11 is provided with the fixing frame 18, the bottom of the fixing frame 18 is provided with the vertical shaft 19, the outer part of the vertical shaft 19 is sleeved with the rotating ring 20 rotatably connected with the vertical shaft, the rotating ring 20 is uniformly provided with a plurality of blades 21 at intervals, the rotating ring 20 is symmetrically provided with two scraping plates 22, and the scraping plates 22 are slidably connected with the inner wall of the filter tube 11.

In this embodiment, the filtration pore of filter tube 11 is blocked by impurity easily, and then cause filter tube 11 water permeability to become poor gradually, increase this structure this moment, at the in-process of leading to water, water gets into valve body 1 from inlet tube 2 and from outlet pipe 3 exhaust in-process, water promotes blade 21, and then drive swivel 20 and rotate, swivel 20 drives scraper blade 22 at pivoted in-process and rotates, and then utilize scraper blade 22 to clear up the inner wall of filter tube 11, prevent impurity condensation on its inner wall, scraper blade 22 scrapes the impurity off the filtration pore simultaneously, make the filtration pore resume water permeability.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims

1. The stop valve is characterized by comprising a valve body (1), a valve clack seat (4), a filter pipe (11), a drain pipe (13), a movable frame (14) and a spring (17);

a water inlet pipe (2) and a water outlet pipe (3) which are communicated with the inside of the valve body (1) are arranged on the valve body, and the water inlet pipe (2) is positioned above the water outlet pipe (3); the valve clack seat (4) is arranged in the valve body (1), and the valve clack seat (4) is positioned between the water inlet pipe (2) and the water outlet pipe (3); a valve cover (5) is detachably arranged on the valve body (1), a movable pipe (7) is arranged in the valve cover (5) in a sliding manner, a valve clack (8) is arranged at the bottom of the movable pipe (7), the valve clack (8) is in sealing fit with a valve clack seat (4), and a valve rod (9) for driving the movable pipe (7) to lift is arranged on the valve cover (5) in a rotating manner;

the filter pipe (11) is arranged at the bottom of the valve clack seat (4) and is communicated with the valve clack seat, the bottom of the filter pipe (11) is provided with a guide hopper (12) communicated with the inside of the filter pipe, the bottom of the valve body (1) is provided with a drain hole (101) communicated with the inside of the valve body, and a discharge hole of the guide hopper (12) is coated and arranged outside the drain hole (101); the blow-down pipe (13) is arranged at the bottom of the valve body (1), and the blow-down pipe (13) is coated and arranged outside the blow-down hole (101);

the movable frame (14) is sleeved outside the sewage drain pipe (13) and is in sliding connection with the sewage drain pipe, a push rod (15) is arranged on the movable frame (14), and a sealing block (16) which is in sealing fit with a discharge hole of the guide hopper (12) is arranged at the top end of the push rod (15); the spring (17) is sleeved outside the drain pipe (13), the top end of the spring (17) is abutted with the bottom of the valve body (1), and the bottom end of the spring (17) is abutted with the upper end of the movable frame (14).

2. The shut-off valve of claim 1 further comprising a bolt; a flange plate A is integrally arranged on the valve body (1), a flange plate B is integrally arranged on the valve cover (5), and the flange plate A and the flange plate B are fixedly connected through bolts.

3. A shut-off valve according to claim 1, characterised in that the inlet pipe (2) is provided with a flange C at the end remote from the valve body (1) and the outlet pipe (3) is provided with a flange D at the end remote from the valve body (1).

4. A shut-off valve according to claim 1, characterised in that the valve rod (9) is provided with external screw threads, the inner wall of the movable tube (7) is provided with screw grooves, the valve rod (9) is inserted into the movable tube (7) and is in screw connection with it, and the top end of the valve rod (9) is detachably provided with a screw cap (10).

5. A shut-off valve according to claim 1, characterised in that the bottom of the valve cap (5) is provided with a sealing element (6), that the movable tube (7) extends through the sealing element (6) and is in sliding connection therewith, and that the upper surface of the flap (8) abuts against the bottom of the sealing element (6).

6. A shut-off valve according to claim 1, characterized in that the bottom of the flap (8) is provided with a conical gasket and the side of the flap (8) is provided with a water filtering groove (801).

7. The stop valve according to claim 1, characterized in that a fixing frame (18) is arranged in the filter tube (11), a vertical shaft (19) is arranged at the bottom of the fixing frame (18), a rotating ring (20) rotationally connected with the vertical shaft (19) is sleeved outside the vertical shaft (19), a plurality of blades (21) are uniformly arranged on the rotating ring (20) at intervals, two scraping plates (22) are symmetrically arranged on the rotating ring (20), and the scraping plates (22) are in sliding connection with the inner wall of the filter tube (11).