CN115479141A

CN115479141A - Novel automatically cleaning ball valve

Info

Publication number: CN115479141A
Application number: CN202211153052.3A
Authority: CN
Inventors: 李芮萫
Original assignee: Beijing Rongdelida Electromechanical Equipment Co ltd
Current assignee: Beijing Rongdelida Electromechanical Equipment Co ltd
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2022-12-16

Abstract

The invention relates to a novel self-cleaning ball valve, which comprises a valve core, a valve body base, sealing filler, a valve rod, a valve cover and a hand wheel, wherein the valve core is matched with the valve body base, when the ball valve is in a communication state, the inner wall of the valve core is driven to rotate by utilizing the flow of liquid, so that impurities attached to the inner wall of the valve core are scraped, the impurities are discharged along with the liquid, after the ball valve is closed, the impurities in the static liquid are precipitated and accumulated on the inner wall and the surface of the valve core, when the ball valve is required to be communicated, the hand wheel is rotated, so that the valve core is driven to rotate, and the valve core in the rotating process is scraped by the valve body base, so that the impurities attached to the surface of the valve core are cleaned, are discharged along with the liquid, and the impurities on the inner wall of the valve core are discharged along with the power generated by the flow of the liquid.

Description

Novel self-cleaning ball valve

Technical Field

The invention relates to the technical field of ball valves, in particular to a novel self-cleaning ball valve.

Background

The ball valve is a valve of the spheroid on-off member that is driven by the valve stem, and do the rotary motion around its axis, it can be used for fluidic regulation and control, wherein have very strong shearing force between its V-arrangement core of the V-type ball valve of hard seal and the metal valve base of the build-up welding carbide, the medium especially adapted to containing fibre, tiny solid particle, etc., and the multiple-way ball valve not only can control the confluence, reposition of redundant personnel, and the switching of the flow direction of the medium flexibly on the pipeline, can close any channel and make two other channels link to each other at the same time, this kind of valves should generally be installed horizontally in the pipeline, the ball valve is divided into according to the driving method: pneumatic ball valves, electric ball valves, manual ball valves.

The ball valve is in the use, need frequently open and shut, when the ball valve is closed, gather liquid in the ball valve, impurity in the static liquid is very easily attached to the inside opening and shutting inner wall of ball valve and surface, thereby the smooth rotation of opening and shutting, finally influence the normal use of valve body, traditional clean mode is generally dismantled the ball valve, perhaps directly more renews the ball valve, but all have certain degree of difficulty, need spend certain time, influence the normal flow control of liquid in the pipeline, and the cost is great, the plug in the ball valve need use water to wash, the water resource is wasted, if the ball valve is applied to the liquid flow that has certain pollution, then be difficult to the realization of safety ring guarantor to the ball valve with demolish and clear, very easily cause the pollution.

Disclosure of Invention

In order to solve the technical problem, the invention provides a novel self-cleaning ball valve.

The utility model provides a novel automatically cleaning ball valve, includes case, valve body base, sealing filler, valve rod, valve gap and hand wheel, the valve body internal rotation is connected with the case, and the inside equal fixed mounting that just is located the case left and right sides of valve body has the valve body base, rotates between valve body base and the case to be connected, and valve body upper end fixed mounting has the valve gap, and the inside fixed mounting of valve gap has sealing filler, and the interpolation of sealing filler has the valve rod, fixed connection between valve rod and the case, rotates between valve rod and the valve gap to be connected, and valve rod upper end fixed mounting has the hand wheel.

The case includes the spheroid, and the valve body internal rotation is connected with the spheroid, and the limbers has been seted up at the spheroid middle part, and bilateral symmetry fixed mounting has fixed round bar about the limbers inner ring middle part, and the terminal fixed mounting of fixed round bar has the scraper bar, and the inside bilateral symmetry of limbers rotates and is connected with the rotation drum, keeps away from the equal fixed mounting of fixed round bar one end on the rotation drum and has a plurality of flabellums.

The valve body base includes the ring board, and the valve body is inside and be located the equal fixed mounting in the case left and right sides has the ring board, the relative terminal surface of ring board all seted up with spheroid matched with arc recess, arc recess the inner has evenly been seted up and has been scraped the material recess, scrape even roll connection in the material recess and have the blowdown ball, rolling blowdown ball contacts each other, the arc wall has evenly been seted up to the outer terminal surface of blowdown ball, the blowdown ball is hugged closely with the outer terminal surface of spheroid, the ring board back of the body end all rotates and is connected with a plurality of arcs and scrapes the material brush.

The first preferred technical scheme is as follows: the valve body comprises a spherical cavity, the spherical cavity is fixedly provided with a communicating pipe in bilateral symmetry, the tail end of the communicating pipe is fixedly provided with a flange connection plate, threaded holes are evenly formed in the flange connection plate, one end of the communicating pipe, away from the flange connection plate, is provided with an annular groove, and a rubber sealing ring is fixedly arranged in the annular groove.

The preferred technical scheme is as follows: the valve rod upper end has seted up the spline groove, and spline groove interpolation has the spline board, and spline groove upper end fixed mounting has the anti-disengaging spline ring, and spline board upper end fixed mounting has the screw thread post, is connected with threaded connection's mode between screw thread post and the valve gap, and screw thread post upper end fixed mounting has the hand wheel.

The preferred technical scheme is three: the water through hole inner wall bilateral symmetry fixed mounting has the gear ring, and the cross section of gear ring is crescent, and the gear ring is close to one end each other and evenly rolls and is connected with ceramic ball.

The preferable technical scheme is four: scrape material pole lower extreme bilateral symmetry and rotate the drum and cooperate, scrape material pole lower extreme and seted up and scrape the silo, scrape the silo internal rotation and be connected with the hob, scrape the material pole left side and evenly seted up the inlet opening.

The preferred technical scheme is five: a crescent groove is formed in the outer ring surface of the rotating cylinder and matched with the crescent groove, and a ceramic plate with a smooth surface is fixedly mounted on the inner wall of the rotating cylinder.

The preferred technical scheme is six: and one end of the fan blade, which is close to the fixed round rod, is uniformly provided with a dilatation groove.

The preferred technical scheme is seven: the discharging ball is hollow, liquid inlet through holes are uniformly formed in the discharging ball, and filter plates are fixedly mounted on orifices of the liquid inlet through holes.

The invention has the following beneficial effects: 1. the invention provides a novel self-cleaning ball valve, which is characterized in that a valve core is matched with a valve body base, when the ball valve is in a communication state, the inner wall of the valve core is driven to rotate by utilizing the flow of liquid, so that impurities attached to the inner wall of the valve core are scraped and discharged along with the liquid, after the ball valve is closed, the impurities in static liquid are deposited and accumulated on the inner wall and the surface of the valve core, when the ball valve is required to be communicated, a hand wheel is rotated to drive the valve core to rotate, the valve core in the rotating process is scraped by the valve body base, so that the impurities attached to the surface of the valve core are cleaned, the impurities on the inner wall of the valve core are discharged along with the liquid, and the impurities on the inner wall of the valve core are discharged along with the power generated by the flow of the liquid.

2. According to the valve core, the contact area of the fan blades and liquid is increased through the expansion groove, so that the thrust force borne by the fan blades is improved, the crescent-shaped groove is matched with the gear ring, the liquid is prevented from entering a space between the rotating cylinder and the ball body, impurities are driven to enter the space between the rotating cylinder and the ball body, the rotating cylinder cannot smoothly rotate, the surface of the rotating cylinder is prevented from being damaged through the ceramic plate, and the impurities are conveniently and smoothly discharged.

3. According to the valve core, impurities attached to the inner wall of the rotating cylinder are scraped through the scraping groove in the scraping rod, the spiral rod is driven to rotate through flowing liquid, so that the separation of the impurities from the scraping groove is accelerated, water can enter the scraping groove through the water inlet hole, and the impurities are taken out of the scraping groove.

4. According to the valve body base, impurities in liquid are prevented from entering the liquid inlet through holes through the filter plate, and after the liquid enters the liquid inlet through holes, the discharging balls roll under the action of flowing thrust of the liquid, so that the impurities are separated from the discharging balls.

Drawings

Fig. 1 is a front sectional structural view of the present invention.

Fig. 2 is a schematic front perspective view of the present invention.

Fig. 3 is a partial enlarged view of the present invention at N of fig. 1.

Fig. 4 is a partial enlarged view of the present invention at M of fig. 1.

Fig. 5 is a front sectional structural view of the discharging ball of the present invention.

Fig. 6 is a left sectional structural view of the sphere of the present invention.

Fig. 7 is a schematic front perspective view of the discharging ball and the arc-shaped scraping brush of the present invention.

In the figure: 1. a valve core; 11. a sphere; 12. a water through hole; 121. a gear ring; 122. a ceramic ball; 13. fixing the round bar; 14. a scraping rod; 141. scraping a trough; 142. a screw rod; 143. a water inlet hole; 15. rotating the cylinder; 151. a crescent groove; 152. a ceramic plate; 16. a fan blade; 161. a capacity expansion slot; 2. a valve body; 21. a spherical cavity; 22. a communicating pipe; 23. a flange connecting plate; 25. a threaded hole; 26. an annular groove; 27. a rubber seal ring; 3. a valve body base; 31. a circular ring plate; 32. an arc-shaped groove; 33. scraping a groove; 34. discharging balls; 341. a liquid inlet through hole; 342. a filter plate; 35. an arc-shaped slot; 36. an arc-shaped scraping brush; 4. sealing and filling; 5. a valve stem; 51. a spline groove; 52. a spline plate; 53. an anti-drop spline ring; 54. a threaded post; 6. a valve cover; 7. a handwheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 and 2, a novel automatically cleaning ball valve, including case 1, valve body 2, valve body base 3, sealing filler 4, valve rod 5, valve gap 6 and

hand wheel

7, 2 internal rotations of valve body are connected with case 1, and 2 inside and equal fixed mounting in the case 1 left and right sides that are located of valve body have valve body base 3, rotate between valve body base 3 and the case 1 to be connected, and 2 upper end fixed mounting of valve body has

valve gap

6, and 6 internal fixed mounting of valve gap has sealing filler 4, and sealing filler 4 is the interpolation has valve rod 5, and fixed connection between valve rod 5 and the case 1 rotates between valve rod 5 and the valve gap 6 to be connected, and 5 upper ends fixed mounting of valve rod has hand wheel 7.

Referring to fig. 1, 3, 4 and 6, the valve core 1 includes a ball body 11, the ball body 11 is rotatably connected in the valve body 2, a water through hole 12 is formed in the middle of the ball body 11, fixed round rods 13 are symmetrically and fixedly mounted on the upper and lower sides of the middle of the inner annular surface of the water through hole 12, a scraping rod 14 is fixedly mounted at the tail end of each fixed round rod 13, a rotating cylinder 15 is rotatably connected inside the water through hole 12 in a left-right symmetric manner, and a plurality of fan blades 16 are fixedly mounted at one end of each rotating cylinder 15, which is far away from the corresponding fixed round rod 13;

when the ball valve is closed, a part of liquid can be accumulated in the limber hole 12 on the ball valve, impurities in the liquid in a static state are easily accumulated on the inner wall of the rotating cylinder 15, if the ball valve is not used for a long time, the impurities can be attached to the inner wall of the rotating cylinder 15, the hand wheel 7 is rotated at the moment, the valve core 1 is driven to rotate, the ball body 11 is enabled to be in a communicated state, the liquid passes through the limber hole 12, the flowing liquid impacts the fan blades 16, the rotating cylinder 15 is driven to rotate, the scraping rod 14 on the fixed round rod 13 scrapes the impurities attached to the inner wall of the rotating cylinder 15, the scraped impurities flow along with the flowing liquid, and are separated from the rotating cylinder 15, and the purpose of cleaning the inner wall of the valve core 1 is achieved.

Referring to fig. 1 and 7, the valve body base 3 includes a circular ring plate 31, the circular ring plate 31 is fixedly installed inside the valve body 2 and located on both sides of the valve core 1, the opposite end faces of the circular ring plate 31 are both provided with arc grooves 32 matched with the ball 11, the inner ends of the arc grooves 32 are uniformly provided with scraping grooves 33, the scraping grooves 33 are uniformly connected with discharging balls 34 in a rolling manner, the rolling discharging balls 34 are contacted with each other, the outer end faces of the discharging balls 34 are uniformly provided with arc grooves 35, the discharging balls 34 are tightly attached to the outer end faces of the ball 11, and the opposite back ends of the circular ring plate 31 are rotatably connected with a plurality of arc scraping brushes 36; when the ball valve is closed, a large amount of liquid is accumulated at the left end of the valve core 1, impurities in the liquid are extremely easy to attach to the left end face of the valve core 1, when the valve core 1 rotates, the scraping grooves 33 on the circular ring plate 31 scrape off impurities attached to the surface of the ball body 11, the scraped impurities are attached to the arc-shaped grooves 35 on the discharging balls 34, the discharging balls 34 are in contact with the ball body 11, the discharging balls roll in the scraping grooves 33, the mutually-contacted discharging balls 34 scrape off the impurities on the surface of the discharging balls, the finally-contacted impurities on the surface of the discharging balls 34 are scraped and cleaned through the arc-shaped scraping brushes 36, and finally the discharging balls 34 are discharged along with the flowing of the liquid.

Referring to fig. 1, the valve body 2 comprises a spherical cavity 21, communicating pipes 22 are symmetrically and fixedly mounted on the spherical cavity 21 in a left-right mode, flange connecting discs 23 are fixedly mounted at the tail ends of the communicating pipes 22, threaded holes 25 are uniformly formed in the flange connecting discs 23, annular grooves 26 are formed in the ends, far away from the communicating pipes 22, of the flange connecting discs 23, and rubber sealing rings 27 are fixedly mounted in the annular grooves 26; the flange connecting disc 23 is tightly attached to the pipeline to be connected through the rubber sealing ring 27, and the sealing performance of the ball valve in the using process is guaranteed.

Referring to fig. 1, a spline groove 51 is formed in the upper end of the valve rod 5, a spline plate 52 is inserted into the spline groove 51, an anti-drop spline ring 53 is fixedly mounted at the upper end of the spline groove 51, a threaded column 54 is fixedly mounted at the upper end of the spline plate 52, the threaded column 54 is connected with the valve cover 6 in a threaded connection manner, and a hand wheel 7 is fixedly mounted at the upper end of the threaded column 54; cooperate through spline groove 51 and anticreep spline ring 53, prevent to break away from between screw thread post 54 and the valve gap 6, when rotating hand wheel 7, thereby screw thread post 54 rotates and drives valve rod 5 and rotate, because spline plate 52 inserts in spline groove 51, consequently valve rod 5 rotates along with the threaded rod, but valve rod 5 can compensate the displacement change that produces on the vertical direction after the threaded rod rotates to thereby prevent that case 1 from receiving the extrusion force and leading to its lower terminal surface wearing and tearing.

Referring to fig. 4, the inner wall of the water through hole 12 is symmetrically and fixedly provided with a shift ring 121, the cross section of the shift ring 121 is crescent, and one end of the shift ring 121 close to each other is uniformly connected with a ceramic ball 122 in a rolling manner; through crescent gear ring 121 and rotation drum 15 cooperate, fix a position rotation drum 15, prevent simultaneously that liquid from getting into between rotation drum 15 and spheroid 11 to drive impurity and get into between rotation drum 15 and the spheroid 11, lead to rotating drum 15 and can't rotate smoothly.

Referring to fig. 3 and 4, the lower end of the scraping rod 14 is bilaterally symmetrical and is matched with the rotating cylinder 15, the scraping groove 141 is formed at the lower end of the scraping rod 14, the spiral rod 142 is rotatably connected in the scraping groove 141, and the water inlet holes 143 are uniformly formed in the left side of the scraping rod 14; scrape the adnexed impurity of rotating cylinder 15 inner wall through scraping the silo 141 on the material pole 14, drive the hob 142 through mobile liquid and rotate to accelerate impurity and scrape the silo 141 and break away from mutually, be convenient for water entering through inlet opening 143 and scrape in the silo 141, take out impurity and scrape silo 141.

Referring to fig. 3 and 4, a crescent groove 151 is formed on an outer circumferential surface of the rotating cylinder 15, and a ceramic plate 152 with a smooth surface is fixedly mounted on an inner wall of the rotating cylinder 15; through crescent groove 151 and gear ring 121 cooperation, prevent that liquid from getting into between rotation drum 15 and spheroid 11, prevent through ceramic plate 152 that its surface from receiving the damage, and be convenient for impurity smooth discharge.

Referring to fig. 4, the fan blades 16 are uniformly provided with expansion slots 161 at one end close to the fixed round bar 13; the contact area of fan blade 16 with the liquid is increased by expansion groove 161, thereby increasing the thrust force applied to fan blade 16.

Referring to fig. 5, the discharging ball 34 is hollow, liquid inlet through holes 341 are uniformly formed in the discharging ball 34, and filter plates 342 are fixedly mounted at openings of the liquid inlet through holes 341; prevent through filter 342 that impurity in the liquid from getting into the feed liquor through-hole 341 in, liquid gets into feed liquor through-hole 341 after, under the thrust effect that flows of liquid, arranges material ball 34 and rolls, is inclined to make impurity and row material ball 34 separate.

When the ball valve is closed, a part of liquid can be accumulated in the limber hole 12 on the valve core 1, impurities in the liquid in a static state are easily accumulated on the inner wall of the rotating cylinder 15, if the ball valve is not used for a long time, the impurities can be attached to the inner wall of the rotating cylinder 15, the hand wheel 7 is rotated at the moment to drive the valve core 1 to rotate, the ball body 11 is enabled to be in a communicated state, the liquid passes through the limber hole 12, the flowing liquid impacts the fan blades 16, the rotating cylinder 15 is driven to rotate, the scraping rod 14 on the fixed round rod 13 scrapes off the impurities attached to the inner wall of the rotating cylinder 15, the scraped impurities flow along with the flowing liquid and are separated from the rotating cylinder 15, so that the purpose of cleaning the inner wall of the valve core 1 is achieved, when the ball valve is closed, a large amount of liquid is accumulated at the left end of the valve core 1, the impurities in the liquid are easily attached to the left end surface of the valve core 1, when the valve core 1 rotates, the scraping groove 33 on the ring plate 31 scrapes off the impurities attached to the surfaces of the ball body 11, the scraped impurities are in the arc-shaped grooves 35 on the ball body 34, the discharging ball 34 is in contact with the discharging ball, and the discharging ball 36, and the discharging ball is convenient for discharging brush.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel automatically cleaning ball valve, includes case (1), valve body (2), valve body base (3), sealing filler (4), valve rod (5), valve gap (6) and hand wheel (7), its characterized in that: the valve body (2) is rotatably connected with a valve core (1), a valve body base (3) is fixedly arranged in the valve body (2) and positioned on the left side and the right side of the valve core (1), the valve body base (3) is rotatably connected with the valve core (1), a valve cover (6) is fixedly arranged at the upper end of the valve body (2), a sealing filler (4) is fixedly arranged in the valve cover (6), a valve rod (5) is inserted in the sealing filler (4), the valve rod (5) is fixedly connected with the valve core (1), the valve rod (5) is rotatably connected with the valve cover (6), and a hand wheel (7) is fixedly arranged at the upper end of the valve rod (5); wherein:

the valve core (1) comprises a ball body (11), the ball body (11) is rotationally connected in the valve body (2), a water through hole (12) is formed in the middle of the ball body (11), fixed round rods (13) are symmetrically and fixedly mounted on the upper side and the lower side of the middle of the inner annular surface of the water through hole (12), material scraping rods (14) are fixedly mounted at the tail ends of the fixed round rods (13), a rotating cylinder (15) is rotationally connected inside the water through hole (12) in a bilateral symmetry mode, and a plurality of fan blades (16) are fixedly mounted at one end, far away from the fixed round rods (13), of the rotating cylinder (15);

valve body base (3) include ring plate (31), inside and the equal fixed mounting in case (1) left and right sides that just is located of valve body (2) has ring plate (31), ring plate (31) relative terminal surface all seted up with spheroid (11) matched with arc recess (32), arc recess (32) inner has evenly been seted up and has been scraped material recess (33), scrape even roll connection in material recess (33) and have row material ball (34), rolling row material ball (34) mutual contact, arc wall (35) have evenly been seted up to the outer terminal surface of row material ball (34), arrange material ball (34) and hug closely with spheroid (11) outer terminal surface, ring plate (31) back of the body end all rotates and is connected with a plurality of arcs and scrapes material brush (36).

2. A novel self-cleaning ball valve as claimed in claim 1, wherein: valve body (2) include spherical cavity (21), and spherical cavity (21) bilateral symmetry fixed mounting has closed tube (22), and closed tube (22) end equal fixed mounting has flange connection dish (23), evenly sets up threaded hole (25) on flange connection dish (23), and flange connection dish (23) are kept away from closed tube (22) one end and have all been seted up ring channel (26), and fixed mounting has rubber seal (27) in ring channel (26).

3. A novel self-cleaning ball valve as claimed in claim 1, wherein: the valve rod (5) upper end has been seted up spline groove (51), spline board (52) have been inserted in spline groove (51), spline groove (51) upper end fixed mounting has anti-disengaging spline ring (53), spline board (52) upper end fixed mounting has screw thread post (54), is connected with threaded connection's mode between screw thread post (54) and valve gap (6), and screw thread post (54) upper end fixed mounting has hand wheel (7).

4. A novel self-cleaning ball valve as claimed in claim 1, wherein: the water through hole (12) inner wall bilateral symmetry fixed mounting has fender position ring (121), and the cross section that keeps off position ring (121) is crescent, keeps off position ring (121) and is close to one end each other and evenly rolls and be connected with ceramic ball (122).

5. A novel self-cleaning ball valve as claimed in claim 1, wherein: scrape material pole (14) lower extreme bilateral symmetry and rotate the drum (15) and cooperate, scrape material pole (14) lower extreme and seted up and scrape silo (141), scrape material tank (141) internal rotation and be connected with hob (142), scrape material pole (14) left side and evenly seted up inlet opening (143).

6. A novel self-cleaning ball valve as claimed in claim 1, wherein: the outer ring surface of the rotating cylinder (15) is provided with a crescent groove (151), the crescent groove (151) is matched with the crescent groove, and the inner wall of the rotating cylinder (15) is fixedly provided with a ceramic plate (152) with a smooth surface.

7. A novel self-cleaning ball valve as claimed in claim 1, wherein: the discharging ball (34) is hollow, liquid inlet through holes (341) are uniformly formed in the discharging ball (34), and filter plates (342) are fixedly mounted on orifices of the liquid inlet through holes (341).

8. A novel self-cleaning ball valve as claimed in claim 1, wherein: and one end of the fan blade (16) close to the fixed round rod (13) is uniformly provided with an expansion groove (161).