CN219655407U

CN219655407U - Filter ball valve

Info

Publication number: CN219655407U
Application number: CN202320461648.3U
Authority: CN
Inventors: 吴瑞良
Original assignee: Zhejiang Kairuiqi Fluid Intelligent Control Co ltd
Current assignee: Zhejiang Kairuiqi Fluid Intelligent Control Co ltd
Priority date: 2023-03-08
Filing date: 2023-03-08
Publication date: 2023-09-08
Anticipated expiration: 2033-03-08

Abstract

The utility model provides a filter ball valve, which comprises a shell, wherein the shell is arranged into a polygon shape, so that the shell has the advantages of high rigidity and impact resistance, the protection property of the shell is improved, a valve cavity for water to pass through is formed in the shell, a filter cylinder is arranged in the shell, a filter screen, a filter plug and a screen brush are arranged in the filter cylinder, the screen brush is adhered to the filter screen, a brush rod is arranged in the middle of the screen brush, a fixing frame I is fixedly arranged in the shell, the brush rod is in rotary sliding connection with the fixing frame I, the filter plug is provided with a through hole, the brush rod penetrates through the through hole and is in rotary connection with the through hole, when the water pressure in the valve cavity is reduced, the brush rod is rotated to enable the screen brush to rotate and clear impurities blocked on the filter screen, the water valve is not required to be closed and the filter plug is not required to be detached under the condition of slight blockage, meanwhile, the filter screen is prevented from accumulating by periodically rotating the impurities, and the cleaning interval time of the filter screen is prolonged, so that the production efficiency is increased.

Description

Filter ball valve

Technical Field

The present utility model relates to ball valves, and in particular, to a filter ball valve.

Background

The filter valve is a device for filtering pretreatment, and is a filtering device which is necessary for using a hydraulic control valve and a precise mechanical product which is easy to block, and is used for eliminating impurities in a medium and preventing particulate impurities from entering a channel to cause blockage so as to protect accessories on a pipeline of the device from abrasion and blockage.

At present, chinese patent publication No. CN205388165U discloses a filter ball valve, which comprises a valve housing, wherein one end of the valve housing is provided with a water inlet, a valve core with a water passage is arranged in the valve housing, a filter cartridge is obliquely arranged in the valve housing, a filter plug is arranged on the filter cartridge, the filter plug is in threaded connection with the filter cartridge, and a filter screen is arranged in the filter cartridge.

Above-mentioned patent still exists not enough, when the filter ball valve that uses in some production lines, can lead to the water pressure to reduce when filter screen department impurity blocks up more to influence the operation of production line equipment, and dismantle the filter end cap and wash the filter screen, can make the production line stop operation generally, reduce production efficiency, can improve the cost of labor simultaneously.

Disclosure of Invention

In view of the above, it is an object of the present utility model to provide a filter ball valve having the function of pre-cleaning the filter screen.

In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides a filter ball valve, includes the casing, offer the valve pocket that supplies rivers to pass through in the casing, the casing is equipped with the cartridge filter, be provided with filter screen, filtration end cap and net brush in the cartridge filter, the filter screen with filter end cap fixed connection, be equipped with the brush-holder in the middle of the net brush, casing internal fixation is provided with mount one, the brush-holder with mount one rotatory slip is connected, the through-hole has been seted up to the filtration end cap, the brush-holder runs through the through-hole and with through-hole swivelling joint.

Through above-mentioned technical means, set up the brush in the cartridge filter, when the water pressure reduces in the valve pocket, make the brush clean the impurity on the filter screen through rotating the brush-holder stud, make the filter screen need not to close the water valve under the circumstances of slightly blocking and dismantle the filter plug can clear up the filter screen, simultaneously can pile up the filter screen through regular rotation brush-holder stud, increase the clean interval time of filter screen through the prevention impurity to increase production efficiency.

Preferably, a second fixing frame is fixedly arranged in the shell, a rotating shaft is rotatably arranged in the middle of the second fixing frame, a fan blade is arranged at one end of the rotating shaft, an angle transmission assembly is arranged at the other end of the rotating shaft, and the angle transmission assembly is connected with the brush rod.

Through above-mentioned technical means, utilize the rivers to drive the flabellum rotation, make the axis of rotation take place to rotate, through angle drive subassembly, the axis of rotation drives the brush-holder stud and rotates, realizes that the water valve is when opening, and the net brush cleans the filter screen voluntarily, further increases the clean interval time of filter screen.

Preferably, the angle transmission assembly comprises a ball head rod and a push rod, one end of the ball head rod is rotationally connected with the brush rod, the other end of the ball head rod is rotationally connected with the push rod, a sliding hole is formed in one end, deviating from the fan blade, of the rotating shaft, and the push rod is in sliding connection with the sliding hole.

Through the technical means, the distance between the ball head rod and the rotating shaft is continuously changed through the sliding fit of the push rod and the sliding hole, and the rotating force of the rotating shaft is transmitted to the brush rod through the fit between the ball head rod and the push rod, so that the fan blades drive the brush rod to rotate.

Preferably, the brush holder comprises an upper rod and a lower rod, the upper rod is rotationally connected with the ball head rod, the net brush is fixedly connected with the upper rod, the lower rod penetrates through the through hole and is rotationally and slidingly connected with the through hole, a hexagonal head is arranged at one end, deviating from the ball head rod, of the upper rod, hexagonal grooves are formed in two ends of the lower rod, and the hexagonal head is matched with the hexagonal grooves.

Through above-mentioned technical means, through upper boom and lower beam separation, make the flabellum only need electronic upper boom rotate can, reduce the required power of flabellum drive net brush, prevent simultaneously that the excessive wearing and tearing of rotation from taking place between lower beam and the filtration end cap from leading to leaking, through hexagon head and hexagonal groove, make the lower beam can be through rotatory with hexagon head card into hexagonal inslot, when impurity glues on the filter screen, can clear away through reversing the net brush with the impurity that glues at the filter screen.

Preferably, a sealing block and a sealing ring are arranged between the brush rod and the through hole, the sealing ring is fixedly connected with the brush rod, the sealing block is fixedly connected with the filtering plug, the sealing block is rotationally and slidingly connected with the brush rod, a sliding groove is formed in one end, deviating from the sealing block, of the through hole, and the sealing ring is slidingly connected with the sliding groove.

Through above-mentioned technical means, through setting up sealing block and sealing washer, make between brush-holder stud and the through-hole be in sealing state, prevent that the internal water of valve from flowing out from the through-hole, through seting up the spout and making sealing washer and spout slide and be connected, in going into the spout with the sealing washer card, further increase the leakproofness of valve body.

Preferably, the sealing block is provided with a spring groove, a plurality of extension springs connected end to end are sleeved in the spring groove, and the extension springs squeeze the sealing block and prop against the brush rod.

Through the technical means, the tension spring is arranged in the spring groove, and the tension spring supports the sealing block on the brush rod through elasticity, so that the sealing performance of the sealing block is improved.

Preferably, the outside of casing still is provided with the pressure measurement piece, the pressure measurement piece with casing threaded connection, the inside warning pole that slides of pressure measurement piece is provided with, the inside spoiler that is provided with of casing, the spoiler with casing swivelling joint.

Through the technical means, when the water pressure in the shell is large, the flow speed of water is high, the flow blocking piece is propped against the bottom of the warning rod through water flow, the flow blocking piece is connected with the pressure measuring block in a sliding manner through the warning rod, the top of the warning rod protrudes out of the pressure measuring block, when the filter screen is blocked, the pressure in the shell is reduced, the water flow speed is reduced, the flow blocking piece falls through gravity, the top of the warning rod moves downwards to be attached to the pressure measuring block, the blocking condition of the filter screen is confirmed by observing the position of the warning rod, the internal condition of the valve body is displayed on the surface of the valve body, and the cleaning and the overhaul are convenient.

Drawings

FIG. 1 is a schematic diagram of an embodiment;

FIG. 2 is a schematic cross-sectional view of an embodiment;

FIG. 3 is a schematic view of portion A of FIG. 2;

FIG. 4 is a schematic view of portion B of FIG. 2;

FIG. 5 is a schematic view of portion C of FIG. 2;

fig. 6 is a partial schematic view of an embodiment.

Reference numerals: 1. a housing; 2. a valve cavity; 3. a filter cartridge; 4. a filter screen; 5. filtering plugs; 6. a net brush; 7. a brush bar; 8. a first fixing frame; 9. a second fixing frame; 10. a rotating shaft; 11. a fan blade; 12. a ball head rod; 13. a push rod; 14. a slide hole; 15. a pole is arranged; 16. a lower rod; 17. a hexagonal head; 18. a hexagonal groove; 19. a sealing block; 20. a seal ring; 21. a chute; 22. a spring groove; 23. a tension spring; 24. a pressure block is measured; 25. a warning rod; 26. a flow blocking piece.

Description of the embodiments

The following detailed description of the utility model is provided in connection with the accompanying drawings to facilitate understanding and grasping of the technical scheme of the utility model.

The utility model provides a filter ball valve, as shown in fig. 1, fig. 2, fig. 6, including casing 1, set up the casing 1 into the polygon, make casing 1 have high rigidity and anti-collision's advantage, increase casing 1's protectiveness, offer the valve pocket 2 that supplies rivers to pass through in the casing 1, casing 1 is equipped with cartridge filter 3, be provided with filter screen 4 in the cartridge filter 3, filter end cap 5 and net brush 6, filter screen 4 and filter end cap 5 fixed connection, filter end cap 5 and cartridge filter 3 threaded connection, net brush 6 sticks to filter screen 4, be equipped with brush-holder 7 in the middle of the net brush 6, casing 1 internal fixation is provided with mount one 8, brush-holder 7 runs through the mount and is connected with a mount 8 rotatory slip, filter end cap 5 has seted up the through-hole, brush-holder 7 runs through-hole and with through-hole swivelling joint, when water pressure in valve pocket 2 reduces, drive net brush 6 rotates and clear up the impurity of blocking up on filter screen 4 through rotating brush-holder 7, make filter screen 4 need not to close the water valve under the condition of slight jam and dismantle filter end cap 5 can clear up filter screen 4, simultaneously can prevent impurity pile up 4 through regular rotation brush 7, increase the clean interval time of filter screen 4, thereby increase production efficiency of filter screen 4.

As shown in fig. 2 and 6, a second fixing frame 9 is fixedly arranged in the shell 1, a rotating shaft 10 is rotatably arranged in the middle of the second fixing frame 9, a fan blade 11 is arranged at one end of the rotating shaft 10, an angle transmission assembly is arranged at the other end of the rotating shaft, the angle transmission assembly is connected with the brush rod 7, when water flows through the valve cavity 2, the fan blade 11 is driven to rotate through the water flow, the rotating power is transmitted to the brush rod 7 through the angle transmission assembly, the water flow is realized to drive the brush rod 7 to automatically clean the filter screen 4, the service time and cleaning interval time of a valve body are increased, and the manual cleaning cost is reduced.

As shown in fig. 3 and 6, the angle transmission assembly comprises a ball head rod 12 and a push rod 13, one end of the ball head rod 12 is rotationally connected with the brush rod 7, the other end of the ball head rod 12 is rotationally connected with the push rod 13, a sliding hole 14 is formed in one end of the rotating shaft 10, which is away from the fan blade 11, the push rod 13 is slidingly connected with the sliding hole 14, when the rotating shaft 10 rotates, the ball head rod 12 is driven to rotate through the push rod 13, when the ball head rod 12 rotates to be farthest from the rotating shaft 10, the ball head rod 12 pulls out the push rod 13, when the ball head rod 12 rotates to be closest to the rotating shaft 10, the ball head rod 12 pushes the push rod 13 into the sliding hole 14, and variable movement is achieved, so that the rotating force of the rotating shaft 10 is transmitted to the brush rod 7.

As shown in fig. 2, 3 and 6, the brush rod 7 comprises an upper rod 15 and a lower rod 16, the upper rod 15 is rotationally connected with the ball head rod 12, the net brush 6 is fixedly connected with the upper rod 15, the lower rod 16 penetrates through the through hole and is rotationally and slidingly connected with the through hole, a hexagonal head 17 is arranged at one end, deviating from the ball head rod 12, of the upper rod 15, hexagonal grooves 18 are formed in two ends of the lower rod 16, the hexagonal head 17 is matched with the hexagonal grooves 18, when the filter screen 4 is plugged and needs to be manually inserted, the hexagonal grooves 18 of the lower rod 16 are aligned with the hexagonal head 17 of the upper rod 15 and push the lower rod 16 upwards, so that the upper rod 15 and the lower rod 16 can coaxially rotate, impurities which cannot be automatically cleaned on the filter screen 4 are manually cleaned through reversing the net brush 6, when the pressure in the valve cavity 2 is recovered, the upper rod 15 and the lower rod 16 are separated through pulling the lower rod 16 downwards, the force required by driving the brush rod 7 is reduced, and meanwhile, the excessive rotation between the lower rod 16 and the filter plug 5 is prevented from being worn to cause water leakage.

As shown in fig. 2, fig. 4 and fig. 6, a sealing block 19 and a sealing ring 20 are arranged between the brush rod 7 and the through hole, the sealing ring 20 is fixedly connected with the brush rod 7, the sealing block 19 is fixedly connected with the filtering plug 5, the sealing block 19 is rotationally and slidingly connected with the brush rod 7, the brush rod 7 and the through hole are in a sealing state, water in the valve body is prevented from flowing out from the through hole, a chute 21 is formed in one end of the through hole, deviating from the sealing block 19, the sealing ring 20 is slidingly connected with the chute 21, and when the brush rod 7 moves downwards, the sealing ring 20 is clamped into the chute 21, so that the sealing performance of the valve body is further increased.

As shown in fig. 4 and 6, the sealing block 19 is provided with a spring groove 22, a plurality of extension springs 23 connected end to end are sleeved in the spring groove 22, the extension springs 23 squeeze the sealing block 19 and prop against the brush rod 7, when the extension springs 23 are installed, the extension springs 23 are required to be stretched and sleeved in the spring groove 22, and at the moment, the extension springs 23 release elastic energy storage and tighten the sealing block 19 and the brush rod 7, so that the tightness of the sealing block 19 is improved.

As shown in fig. 1 and 5, the outside of the shell 1 is further provided with a pressure measuring block 24, the pressure measuring block 24 is in threaded connection with the shell 1, a warning rod 25 is arranged in the pressure measuring block 24 in a sliding manner, a flow blocking piece 26 is arranged in the shell 1, the flow blocking piece 26 is in rotary connection with the shell 1, when the water pressure in the shell 1 is large, the flow speed of water is high, the flow blocking piece 26 abuts against the bottom of the warning rod 25, the flow blocking piece 25 is in sliding connection with the pressure measuring block 24 through the warning rod 25, the top of the warning rod 25 protrudes out of the pressure measuring block 24, when the filter screen 4 is blocked, the pressure in the shell 1 is reduced, the flow speed is reduced, the flow blocking piece 26 falls through gravity, the top of the warning rod 25 moves downwards to be attached to the pressure measuring block 24, the blocking condition of the filter screen 4 is confirmed by observing the position of the warning rod 25, and the internal condition of the valve body is displayed on the surface of the valve body, and cleaning and overhauling are convenient.

Of course, the above is only a typical example of the utility model, and other embodiments of the utility model are also possible, and all technical solutions formed by equivalent substitution or equivalent transformation fall within the scope of the utility model claimed.

Claims

1. The utility model provides a filter ball valve, includes casing (1), offer in casing (1) and supplied valve pocket (2) that rivers pass through, casing (1) are equipped with cartridge filter (3), characterized by: be provided with filter screen (4), filtration end cap (5) and wire brush (6) in cartridge filter (3), filter screen (4) with filter end cap (5) fixed connection, be equipped with brush-holder stud (7) in the middle of wire brush (6), casing (1) internal fixation is provided with mount one (8), brush-holder stud (7) with mount one (8) rotatory slip is connected, the through-hole has been seted up to filter end cap (5), brush-holder stud (7) run through the through-hole and with through-hole swivelling joint.

2. A filter ball valve as defined in claim 1, wherein: still fixedly in casing (1) be provided with mount two (9), rotatory axis of rotation (10) that are provided with in the middle of mount two (9), axis of rotation (10) one end is provided with flabellum (11), and the other end is provided with angle drive subassembly, angle drive subassembly with brush-holder stud (7) are connected.

3. A filter ball valve as defined in claim 2, wherein: the angle transmission assembly comprises a ball head rod (12) and a push rod (13), one end of the ball head rod (12) is rotationally connected with the brush rod (7), the other end of the ball head rod is rotationally connected with the push rod (13), a sliding hole (14) is formed in one end, deviating from the fan blade (11), of the rotating shaft (10), and the push rod (13) is in sliding connection with the sliding hole (14).

4. A filter ball valve as in claim 3 wherein: the brush holder (7) comprises an upper rod (15) and a lower rod (16), the upper rod (15) is rotationally connected with the ball head rod (12), the net brush (6) is fixedly connected with the upper rod (15), the lower rod (16) penetrates through the through hole and is rotationally and slidably connected with the through hole, the upper rod (15) is provided with a hexagonal head (17) at one end deviating from the ball head rod (12), hexagonal grooves (18) are formed in two ends of the lower rod (16), and the hexagonal head (17) is matched with the hexagonal grooves (18).

5. A filter ball valve as defined in claim 1, wherein: the novel brush rod comprises a brush rod body and is characterized in that a sealing block (19) and a sealing ring (20) are arranged between the brush rod body (7) and the through hole, the sealing ring (20) is fixedly connected with the brush rod body (7), the sealing block (19) is fixedly connected with the filtering plug (5), the sealing block (19) is rotationally and slidingly connected with the brush rod body (7), a sliding groove (21) is formed in one end, deviating from the sealing block (19), of the through hole, and the sealing ring (20) is slidingly connected with the sliding groove (21).

6. A filter ball valve as in claim 5 wherein: the sealing block (19) is provided with a spring groove (22), a plurality of extension springs (23) connected end to end are sleeved in the spring groove (22), and the extension springs (23) squeeze the sealing block (19) and prop against the brush rod (7).

7. A filter ball valve as defined in claim 1, wherein: the novel intelligent pressure measuring device is characterized in that a pressure measuring block (24) is further arranged outside the shell (1), the pressure measuring block (24) is in threaded connection with the shell (1), a warning rod (25) is arranged in the pressure measuring block (24) in a sliding mode, a flow blocking piece (26) is arranged in the shell (1), and the flow blocking piece (26) is in rotary connection with the shell (1).