CN210859875U

CN210859875U - Ball valve convenient to clearance plug

Info

Publication number: CN210859875U
Application number: CN201921451303.XU
Authority: CN
Inventors: 金成波; 谢沓宏; 潘存龙; 于婷婷
Original assignee: Tianjin Sianjia Flow Control Systems Co ltd
Current assignee: Tianjin Sianjia Flow Control Systems Co ltd
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2020-06-26
Anticipated expiration: 2030-04-28

Abstract

The utility model discloses a ball valve convenient for cleaning blockage, which belongs to the technical field of ball valves and comprises a ball core, wherein the ball core is rotationally connected with an upper valve seat and a lower valve seat through a valve rod, the surface of the upper valve seat is provided with a plurality of blowing holes, the blowing holes are connected with a pipeline, one side of the pipeline is connected with a blowing access port, the other side of the pipeline is connected with a liquid filling port, the liquid filling port is movably connected with a sealing cover, the inner side wall of the ball core is provided with a filter screen cylinder, the bottom of the filter screen cylinder is fixedly connected with a pull ring, the purging function of the valve seat is increased, the foreign matters at the gap where the ball valve is connected with the valve seat are removed, the diluted cleaning agent ball valve can be added into the pipeline through the liquid filling port, the automatic cleaning of the gap where the ball valve is connected with the valve seat is realized, the filter screen cylinder can effectively collect the foreign matters such as, the anti-blocking effect is good.

Description

Ball valve convenient to clearance plug

Technical Field

The utility model relates to a ball valve technical field especially relates to a ball valve convenient to clearance plug.

Background

The ball valve is that the on-off piece (spheroid) is driven by the valve rod, and the valve of rotary motion is made around the ball valve axis, also can be used to fluidic regulation and control, wherein have very strong shearing force between its V type ball core of hard seal V type ball valve and the metal disk seat of build-up welding carbide, and specially adapted contains the fibre, the medium of small solid particle etc. and the switching of many-way ball valve not only can nimble control medium on the pipeline, reposition of redundant personnel, and flow direction, also can close arbitrary passageway simultaneously and make two other passageways link to each other, this type of valve generally should horizontal installation in the pipeline, the ball valve divide into according to the drive mode: pneumatic ball valves, electric ball valves, manual ball valves.

The ball valve in the prior art has the following defects that 1, the ball valve in the prior art does not have a cleaning structure, foreign matters are easily accumulated at a gap after the joint of a ball core and a valve seat is washed, so that media at the joint are accumulated and jammed, the joint is abraded, sealing failure is caused, and the service life of the valve is greatly shortened; 2. the ball valve in the prior art does not have an automatic cleaning function, the service life of the ball valve is too long, the ball valve needs to be manually disassembled when being cleaned and maintained, and parts of the ball valve are soaked in cleaning liquid for cleaning, so that the workload of workers is increased, and the workers are quite tired; 3. when the ball valve in the prior art is used, media such as fibers, tiny solid particles and the like are easy to adsorb on the side wall of the ball core circulation hole, and the ball core circulation hole is easy to block for a long time, so that the ball valve is blocked and cannot work, and the ball valve is very troublesome; to this end, we propose a ball valve that facilitates the cleaning of the blockage.

Disclosure of Invention

The utility model provides a ball valve convenient to clearance plug sweeps the incoming hole and blows, blows from a plurality of blowing holes through the pipeline, sweeps the joint of a ball core and an upper valve seat and a lower valve seat, increases the valve seat sweeping function, realizes the clearing of the gap foreign matters connected between the ball core and the upper valve seat and the lower valve seat, prevents the accumulation and the blocking of the gap medium, ensures the sealing performance of the valve, thereby prolonging the service life of the valve, can add diluted ball valve cleaning agent into the pipeline through a liquid feeding port, increases the sealing performance of the pipeline through a sealing cover, cooperates with the blowing incoming hole to blow, sends the diluted ball valve cleaning agent into the joint of the ball core and the upper valve seat and the lower valve seat through the blowing holes at high speed, realizes the automatic cleaning of the gap foreign matters connected between the ball core and the upper valve seat and the lower valve seat, does not need manual disassembly for cleaning, saves a large amount of manpower, material resources and financial resources, the filter screen cylinder can effectively collect impurities such as fibers and small solid particles in fluid blocked in the ball core through hole, so that the blocked impurities can be conveniently centralized, the impurities are prevented from being accumulated in the ball core through hole to influence the normal work of the ball valve, the anti-blocking effect is good, and the working efficiency is high.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of ball valve convenient to clearance plug, including the ball core, the ball core passes through the valve rod and rotates with last valve seat and lower disk seat to be connected, go up the valve seat surface and seted up a plurality of blowing holes, blow hole and pipe connection, pipeline one side is connected with sweeping the access mouth, the pipeline opposite side is connected with the filling opening, filling opening and sealed lid swing joint, a filter screen section of thick bamboo is installed to the ball core inside wall, filter screen bobbin base portion and pull ring fixed connection.

Optionally, the upper part of the valve rod is rotatably connected with the fixed seat through a bearing, and a filler is connected between the valve rod and the fixed seat.

Optionally, the top of the valve rod is connected with a worm gear.

Optionally, the lower valve seat structure is the same as the upper valve seat.

Optionally, the pull ring is located inside the through hole, and the bottom of the through hole is rotatably connected with a lower gland.

The utility model has the advantages as follows:

the embodiment of the utility model provides a ball valve convenient to clearance plug:

1. sweep and insert the mouth and blow, blow off from a plurality of blowing holes through the pipeline, sweep ball core and last disk seat and lower disk seat junction, increased the disk seat and swept the function, realized the clearance of the gap department foreign matter that ball core and last disk seat and lower disk seat are connected, prevented piling up, the jam of gap department medium, guaranteed the sealing performance of valve, thereby the life of valve has been prolonged, solve traditional ball valve and rotated gap department and pile up the foreign matter easily, the problem of the ball valve of wearing and tearing easily.

2. The filling opening can add diluted ball valve cleaner to the pipeline in, sealed lid increases pipeline sealing performance, the cooperation sweeps and inserts the mouth and bloies, send diluted ball valve cleaner into ball core and last disk seat and lower disk seat junction from blowing the hole at a high speed, realized the automatic cleaning of cleaing away of the gap department foreign matter that ball core and last disk seat and lower disk seat are connected, need not artifical manual dismantlement and get off the washing, practiced thrift a large amount of manpower and materials financial resources, solved traditional ball valve and washd troublesome problem.

3. The filter screen cylinder can effectively collect impurities such as fibers and small solid particles in fluid blocked in the ball core through hole, so that the blocked impurities can be conveniently subjected to centralized treatment, the impurities are prevented from being accumulated in the ball core through hole to influence the normal work of the ball valve, the anti-blocking effect is good, the working efficiency is high, and the problem that the ball core of the traditional ball valve is easy to block is solved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of a ball valve convenient for clearing blockages according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an upper valve seat of a ball valve convenient for clearing up blockages according to an embodiment of the present invention.

In the figure: 1. a worm gear; 2. a valve stem; 3. a bearing; 4. a sealing cover; 5. a liquid filling port; 6. an upper valve seat; 601. a blowing hole; 602. a pipeline; 7. a ball core; 8. a filter screen cylinder; 9. a lower valve seat; 10. purging the access port; 11. a lower gland; 12. a through hole; 13. a pull ring; 14. a fixed seat; 15. and (4) filling materials.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The ball valve convenient for clearing the blockage according to the embodiment of the present invention will be described in detail with reference to fig. 1 to 2.

Referring to fig. 1 and 2, the embodiment of the utility model provides a ball valve convenient to clearance plug, including ball core 7, ball core 7 passes through valve rod 2 and rotates with lower disk seat 9 with last disk seat 6 to be connected, go up disk seat 6 surface and seted up a plurality of blowing hole 601, blowing hole 601 is connected with pipeline 602, pipeline 602 one side with sweep to insert mouthful 10 and be connected, the pipeline 602 opposite side is connected with filling opening 5, filling opening 5 and sealed 4 swing joint that covers, filter screen section of thick bamboo 8 is installed to 7 inside walls of ball core, filter screen section of thick bamboo 8 bottom and pull ring 13 fixed connection.

Illustratively, the blowing inlet 10 blows air, the air is blown out from the plurality of blowing holes 601 through the pipeline 602 to blow the joints of the ball core 7 and the upper valve seat 6 and the lower valve seat 9, the valve seat blowing function is increased, the foreign matters at the gaps between the ball core 7 and the upper valve seat 6 and the lower valve seat 9 are removed, the accumulation and the blocking of the medium at the gaps are prevented, the sealing performance of the valve is ensured, the service life of the valve is prolonged, the problems that the foreign matters are easily accumulated at the rotating gaps of the traditional ball valve and the ball valve is easily worn are solved, the diluted ball valve cleaning agent can be added into the pipeline 602 through the liquid feeding port 5, the sealing performance of the pipeline 602 is improved through the sealing cover 4, the blowing inlet 10 is matched to blow air, the diluted ball valve cleaning agent is fed into the joints between the ball core 7 and the upper valve seat 6 and the lower valve seat 9 at a high speed, the automatic cleaning of the foreign matters at the gaps between the ball core 7 and the upper valve seat, need not artifical manual dismantlement and get off the washing, a large amount of manpower, materials and financial resources have been practiced thrift, the trouble problem of traditional ball valve washing has been solved, filter screen cylinder 8 can effectively collect debris such as fibre and small solid particle in the fluid of jam in the circulation hole of ball core 7, be convenient for carry out centralized processing with the debris that block up, prevent that debris from piling up the normal work that influences the ball valve in the circulation hole of ball core 7, prevent blockking up effectually, work efficiency is high, the problem of the easy jam of traditional ball valve ball core 7 department has been solved.

Referring to fig. 1, the upper part of the valve rod 2 is rotatably connected with a fixed seat 14 through a bearing 3, and a filler 15 is connected between the valve rod 2 and the fixed seat 14.

Illustratively, the filler 15 prevents the valve rod 2 from tilting, and the bearing 3 facilitates the rotation of the valve rod 2 on the inner side wall of the fixed seat 14.

Referring to fig. 1, the top of the valve rod 2 is connected with a worm wheel 1.

Illustratively, the worm wheel 1 controls the rotation angle of the ball core 7 by controlling the rotation angle of the valve rod 2, thereby controlling the opening and closing state of the valve.

Referring to fig. 1 and 2, the lower valve seat 9 is identical in structure to the upper valve seat 6.

For example, the lower valve seat 9 and the upper valve seat 6 can clean foreign matters at gaps and automatically clean the gaps of the ball valve.

Referring to fig. 1, the pull ring 13 is located inside the through hole 12, and the bottom of the through hole 12 is rotatably connected with the lower gland 11.

Illustratively, the pull ring 13 facilitates pulling the filter screen cylinder 8 down from the inner side wall of the through hole 12 to clean foreign matters in the filter screen cylinder 8.

When the ball valve is used for a period of time, the lower press cover 11 is opened, the pull ring 13 is pulled to pull the filter screen cylinder 8 out of the through hole 12, foreign matters in the filter screen cylinder 8 are cleaned and then the filter screen cylinder is installed, the lower press cover 11 is covered, the prepared diluted cleaning agent is added from the liquid adding port 5 and then the sealing cover 4 is closed, the diluted cleaning agent enters the pipeline 602, air is blown through the blowing inlet 10 and then passes through the pipeline 602, the diluted cleaning agent is blown out through the blowing hole 601, the blowing inlet 7 and the valve seat joint are blown to be blown, then the joint is cleaned, foreign matters and abrasion at the joint are reduced, the sealing performance of the ball valve is ensured, the service life of the ball valve is prolonged, economic losses caused by overhaul and maintenance due to faults of the ball valve are reduced, and the blowing inlet 10 and the liquid adding port 5 are sealed by the sealing cover 4 when blowing is not needed.

The embodiment of the utility model provides a ball valve convenient to clearance plug, sweep access hole 10 and blow, blow from a plurality of blowing holes 601 through pipeline 602, sweep the ball 7 and upper valve seat 6 and lower valve seat 9 junction, increased the disk seat and swept the function, realized the clearance of the gap foreign matter that ball 7 and upper valve seat 6 and lower valve seat 9 are connected, prevented the accumulation of gap medium, the jam, guaranteed the sealing performance of valve, thereby the life of valve is prolonged, solve traditional ball valve rotation gap and easily pile up the foreign matter, the problem of ball valve is easily worn and torn, filler 5 can add diluted ball valve cleaner to pipeline 602, sealed lid 4 increases pipeline 602 sealing performance, cooperate and sweep access hole 10 and blow, send diluted cleaner into the high-speed ball 7 and upper valve seat 6 and lower valve seat 9 junction from blowing holes 601, realized the automatic cleaning of the foreign matter that the gap that ball 7 and upper valve seat 6 and lower valve seat 9 are connected clears away, need not artifical manual dismantlement and get off the washing, a large amount of manpower, materials and financial resources have been practiced thrift, the trouble problem of traditional ball valve washing has been solved, filter screen cylinder 8 can effectively collect debris such as fibre and small solid particle in the fluid of jam in the circulation hole of ball core 7, be convenient for carry out centralized processing with the debris that block up, prevent that debris from piling up the normal work that influences the ball valve in the circulation hole of ball core 7, prevent blockking up effectually, work efficiency is high, the problem of the easy jam of traditional ball valve ball core 7 department has been solved.

It should be noted that the utility model relates to a ball valve convenient for cleaning up the blockage, which comprises a ball valve 1 and a worm wheel; 2. a valve stem; 3. a bearing; 4. a sealing cover; 5. a liquid filling port; 6. an upper valve seat; 601. a blowing hole; 602. a pipeline; 7. a ball core; 8. a filter screen cylinder; 9. a lower valve seat; 10. purging the access port; 11. a lower gland; 12. a through hole; 13. a pull ring; 14. a fixed seat; 15. the filler, the components are all standard parts or parts known to the person skilled in the art, the structure and the principle of which are known to the person skilled in the art by means of technical manuals or by means of routine experimentation.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a ball valve convenient to clearance plug, includes ball core (7), its characterized in that, ball core (7) are connected with last valve seat (6) and lower disk seat (9) rotation through valve rod (2), go up disk seat (6) surface and seted up a plurality of blowing hole (601), blowing hole (601) are connected with pipeline (602), pipeline (602) one side is connected with sweeping access mouth (10), pipeline (602) opposite side is connected with filling opening (5), filling opening (5) and sealed lid (4) swing joint, filter screen section of thick bamboo (8) are installed to ball core (7) inside wall, filter screen section of thick bamboo (8) bottom and pull ring (13) fixed connection.

2. A ball valve convenient for clearing blockage according to claim 1, characterized in that the upper part of the valve rod (2) is rotatably connected with a fixed seat (14) through a bearing (3), and a filler (15) is connected between the valve rod (2) and the fixed seat (14).

3. A ball valve for facilitating the cleaning of blockages according to claim 1, characterized in that the top of the valve stem (2) is connected to a worm gear (1).

4. A ball valve for facilitating the cleaning of blockages according to claim 1, characterized in that the lower seat (9) is identical in structure to the upper seat (6).

5. A ball valve for facilitating the cleaning of blockages according to claim 1, characterized in that the pull ring (13) is located inside the through hole (12), and the bottom of the through hole (12) is rotatably connected with a lower gland (11).