CN215059946U

CN215059946U - Ball valve capable of preventing accidental opening

Info

Publication number: CN215059946U
Application number: CN202120671562.4U
Authority: CN
Inventors: 占国友
Original assignee: Guocheng Valve Group Co ltd
Current assignee: Guocheng Valve Group Co ltd
Priority date: 2021-04-01
Filing date: 2021-04-01
Publication date: 2021-12-07
Anticipated expiration: 2031-04-01

Abstract

The utility model discloses a ball valve that prevents accident and open, concretely relates to valve technical field, including valve body, two disk seats, spheroid and valve rod, disk seat, spheroid and valve rod all set up inside the valve body, the spheroid sets up between two disk seats, the valve rod sets up in spheroid top and bottom, the valve rod passes through bearing and valve body inner wall swing joint, the fixed locating plate that is equipped with in valve body top, the fixed L shape pole that is equipped with in locating plate top. The utility model discloses a barrel drives the screwed pipe and rotates, and the screwed pipe drives and reciprocates by the spacing screw thread seat of framework, drives the ejector pin through the ejector pin when shifting up and shifts out the barrel, later can make interior pole rotate through changeing the board, and interior pole drives the outer pole through the cooperation of slider and spout and rotates, and the outer pole then drives the spheroid and rotates, changes the board when shifting down and accomodates to the barrel inside, can avoid the collision or the maloperation rotates and changes the board, and lead to opening and close of valve, brings the potential safety hazard for the work of equipment.

Description

Ball valve capable of preventing accidental opening

Technical Field

The utility model belongs to the technical field of the valve technique and specifically relates to a prevent unexpected ball valve of opening that says so.

Background

The ball valve is a valve whose opening and closing part is a ball body, and the ball body is driven by a valve rod and can make rotary motion around the axis of the valve rod. The ball valve is all relying on the rotation of valve rod to realize the function of opening and close of valve at the during operation, for the simple operation, can set up the key sleeve of interlock at the top of valve rod, comes to operate the valve rod through handheld key sleeve.

The existing valve does not have a locking function, and when the valve is not required to be opened or closed, the valve is rotated by collision or misoperation, so that the valve can be opened or closed, and great potential safety hazards are brought to the operation of equipment.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's above-mentioned defect, the utility model provides a ball valve that prevents unexpected opening, it rotates to drive the screwed pipe through the barrel, the screwed pipe drives and reciprocates by the spacing screw thread seat of framework, it shifts out the barrel to drive the ejector pin through the ejector pin when shifting up, later, can make interior pole rotate through changeing the board, interior pole drives the outer pole rotation through the cooperation of slider and spout, the outer pole then drives the spheroid and rotates, it accomodates to the barrel inside to change the board when moving down, can avoid collision or maloperation to rotate and change the board, and lead to opening and close of valve, the work of giving equipment brings the potential safety hazard, with the problem that appears in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a ball valve capable of preventing accidental opening comprises a valve body, two valve seats, a ball body and a valve rod, wherein the valve seats, the ball body and the valve rod are arranged inside the valve body, the ball body is arranged between the two valve seats, the valve rod is arranged at the top and the bottom of the ball body, the valve rod is movably connected with the inner wall of the valve body through a bearing, a positioning plate is fixedly arranged at the top of the valve body, an L-shaped rod is fixedly arranged at the top of the positioning plate, a cover plate is fixedly arranged at one side of the top end of the L-shaped rod, an opening is formed in the top of the cover plate in a penetrating manner, a frame body is fixedly arranged at the bottom of the cover plate, a rotating plate is arranged inside the frame body and is matched with the opening, the rotating plate is arranged at the bottom of the opening, an inner rod is fixedly arranged at the bottom of the rotating plate, an outer rod is sleeved on the outer wall of the bottom end of the inner rod, sliding grooves are formed in the inner wall of the sliding grooves, and two sliding blocks are respectively fixedly connected with the two sides of the bottom end of the inner rod, the bottom of the cover plate is provided with a barrel, the top end and the bottom end of the barrel are respectively and movably connected with the bottom of the cover plate and the top of the positioning plate through bearings, a longitudinal adjusting mechanism is fixedly arranged inside the barrel and is arranged at the bottom of the outer rod.

In a preferred embodiment, vertical adjustment mechanism includes the screwed pipe, screwed pipe bottom is through bearing and barrel inner chamber bottom swing joint, inside the screwed pipe was located to outer pole and interior pole all cover, inside the framework was located to the screwed pipe cover, screwed pipe bottom outer wall threaded connection has the screw thread seat, the screw thread seat contacts with framework bottom inner wall, the fixed two ejector pins that are equipped with in screw thread seat top, two ejector pins set up about screw thread seat the central axis symmetry, and two ejector pin tops contact with commentaries on classics board bottom both sides respectively.

In a preferred embodiment, the threaded seat and the frame are both provided with rectangular cross sections.

In a preferred embodiment, the outer wall of the barrel is fixedly provided with a plurality of anti-slip strips, and the anti-slip strips are uniformly arranged around the outer wall of the barrel at intervals.

In a preferred embodiment, a rubber pad is fixedly arranged at the top of the ejector rod and is in contact with the bottom of the rotating plate.

In a preferred embodiment, the two ends of the valve body are fixedly sleeved with connecting plates, a plurality of connecting holes penetrate through the connecting plates, and the connecting holes are uniformly arranged around the connecting plates at intervals.

In a preferred embodiment, the frame body, the inner rod and the outer rod all extend into the cylinder body, and the bottom end of the outer rod sequentially penetrates through the cylinder body, the positioning plate and the valve body and is fixedly connected with the valve rod on the top of the ball body.

The utility model discloses a technological effect and advantage:

the utility model discloses a barrel drives the screwed pipe and rotates, and the screwed pipe drives and reciprocates by the spacing screw thread seat of framework, drives the ejector pin through the ejector pin when shifting up and shifts out the barrel, later can make interior pole rotate through changeing the board, and interior pole drives the outer pole through the cooperation of slider and spout and rotates, and the outer pole then drives the spheroid and rotates, changes the board when shifting down and accomodates to the barrel inside, can avoid the collision or the maloperation rotates and changes the board, and lead to opening and close of valve, brings the potential safety hazard for the work of equipment.

Drawings

Fig. 1 is a front view of the overall structure of the present invention.

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

Fig. 3 is an enlarged view of a portion a in fig. 2 according to the present invention.

Fig. 4 is a top sectional view of the barrel of the present invention.

Fig. 5 is a sectional view of the inner rod and the outer rod of the present invention.

The reference signs are: 1. a valve body; 2. a valve seat; 3. a sphere; 4. a valve stem; 5. positioning a plate; 6. an L-shaped rod; 7. a cover plate; 8. a port; 9. a frame body; 10. rotating the plate; 11. an inner rod; 12. an outer rod; 13. a chute; 14. a slider; 15. a barrel; 16. a threaded pipe; 17. a threaded seat; 18. a top rod; 19. anti-slip strips; 20. a connecting plate; 21. and connecting the holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, 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 work belong to the protection scope of the present invention.

Referring to the attached drawings 1-5 of the specification, the ball valve for preventing accidental opening of the embodiment comprises a valve body 1, two valve seats 2, a ball body 3 and a valve rod 4, wherein the valve seats 2, the ball body 3 and the valve rod 4 are all arranged inside the valve body 1, the ball body 3 is arranged between the two valve seats 2, the valve rod 4 is arranged at the top and the bottom of the ball body 3, the valve rod 4 is movably connected with the inner wall of the valve body 1 through a bearing, a positioning plate 5 is fixedly arranged at the top of the valve body 1, an L-shaped rod 6 is fixedly arranged at the top of the positioning plate 5, a cover plate 7 is fixedly arranged at one side of the top end of the L-shaped rod 6, a through hole 8 is formed in the top of the cover plate 7, a frame body 9 is fixedly arranged at the bottom of the cover plate 7, a rotating plate 10 is arranged inside the frame body 9, the rotating plate 10 is matched with the through hole 8 so as to facilitate the moving out and containing of the rotating plate 10, when the rotating plate is contained inside a cylinder body 15, external collision can not affect the rotating plate 10, therefore, the ball 3 is not rotated, the valve body 1 is opened or closed, the rotating plate 10 is arranged at the bottom of the through hole 8, the inner rod 11 is fixedly arranged at the bottom of the rotating plate 10, the outer wall of the bottom end of the inner rod 11 is sleeved with the outer rod 12, the inner walls of two sides of the outer rod 12 are respectively provided with the sliding grooves 13, the sliding blocks 14 are arranged inside the sliding grooves 13, the inner rod 11 can also drive the outer rod 12 to rotate in the process of moving up and down through the arrangement of the sliding blocks 14 and the sliding grooves 13, the ball 3 can be driven to rotate through the rotation of the outer rod 12, the two sliding blocks 14 are respectively and fixedly connected with two sides of the bottom end of the inner rod 11, the cylinder body 15 is arranged at the bottom of the cover plate 7, the top end and the bottom end of the cylinder body 15 are respectively and movably connected with the bottom of the cover plate 7 and the top of the positioning plate 5 through bearings, the cylinder body 15 is convenient to rotate, the threaded pipe 16 is driven to rotate through the rotation of the cylinder body 15, and the threaded pipe 16 can drive the threaded seat 17 to move up and down, the inside of the cylinder body 15 is fixedly provided with a longitudinal adjusting mechanism which is arranged at the bottom of the outer rod 12.

Further, the longitudinal adjusting mechanism comprises a threaded pipe 16, the bottom end of the threaded pipe 16 is movably connected with the bottom of the inner cavity of the cylinder body 15 through a bearing, the outer rod 12 and the inner rod 11 are both sleeved inside the threaded pipe 16, the threaded pipe 16 is sleeved inside the frame body 9, the outer wall of the bottom end of the threaded pipe 16 is in threaded connection with a threaded seat 17, the threaded seat 17 is in contact with the inner wall of the bottom of the frame body 9, two ejector rods 18 are fixedly arranged at the top of the threaded seat 17, the two ejector rods 18 are symmetrically arranged about the central axis of the threaded seat 17, the top ends of the two ejector rods 18 are respectively in contact with two sides of the bottom of the rotating plate 10, the threaded seat 17 and the ejector rods 18 on the threaded seat are driven to move upwards through the rotation of the threaded pipe 16, the rotating plate 10 is ejected out for use by a user in the moving process, when the rotating plate 16 is not used, the rotating plate 10 drives the threaded seat 17 and the ejector rods 18 on the threaded seat to move downwards through the opening 8 without limitation, the rotating plate 10 is protected from collision or misoperation to open or close the valve body 1.

Further, the cross sections of the thread seat 17 and the frame body 9 are all set to be rectangular, so that the thread seat 17 is convenient to limit, and the thread seat 17 can drive the ejector rod 18 to perform vertical linear motion.

Furthermore, a rubber pad is fixedly arranged at the top of the ejector rod 18 and is in contact with the bottom of the rotating plate 10, so that the protection performance of the rotating plate 10 is improved, and the service life of the rotating plate 10 is prolonged.

Further, 1 both ends of valve body are all fixed and have been cup jointed connecting plate 20, connecting plate 20 is inside to run through and has been seted up a plurality of connecting holes 21, and a plurality of connecting holes 21 encircle the even interval setting of connecting plate 20, are convenient for install simple operation, convenient to use through connecting plate 20 and connecting hole 21 to valve body 1.

Further, inside framework 9, interior pole 11 and outer pole 12 all extended to barrel 15, outer pole 12 bottom run through barrel 15, locating plate 5 and valve body 1 in proper order and with valve rod 4 fixed connection on 3 tops of spheroid, framework 9, interior pole 11 and outer pole 12 all set up inside barrel 15, have protected framework 9, interior pole 11 and outer pole 12, have avoided external striking to cause the influence to the use of equipment.

The implementation scenario is specifically as follows: a user drives a threaded pipe 16 to rotate by rotating a barrel body 15, the threaded pipe 16 drives a threaded seat 17 limited by a frame body 9 to move upwards when rotating, the threaded seat 17 drives a rotating plate 10 to move upwards through an ejector rod 18 in the process of moving upwards, an inner rod 11 on the rotating plate 10 moves upwards along with the rotating plate 10 when moving upwards, when the rotating plate 10 moves out of the barrel body 15 through a port 8, the user can open and close the valve body 1, the inner rod 11 is driven to rotate by rotating the rotating plate 10, the inner rod 11 drives an outer rod 12 to rotate through the matching of a sliding block 14 and a sliding groove 13, the outer rod 12 can open and close the ball body 3 in the rotating process, after the operation is finished, the barrel body 15 is rotated to drive the threaded pipe 16 in the barrel body to rotate reversely, the threaded seat 17 on the threaded pipe 16 moves downwards when the threaded pipe 16 rotates reversely, the rotating plate 10 can move downwards to the barrel body 15 through the port 8 at the moment without limitation, and the port 10 is protected, the rotary plate 10 can be prevented from being rotated by collision or misoperation, so that the opening and closing of the valve are caused, and potential safety hazards are brought to the working of equipment.

Referring to the attached fig. 1-3 of the specification, in the ball valve for preventing accidental opening of the embodiment, a plurality of anti-slip strips 19 are fixedly arranged on the outer wall of the cylinder 15, and the anti-slip strips 19 are uniformly arranged around the outer wall of the cylinder 15 at intervals, so that the friction force between a user and the cylinder 15 is increased.

The implementation scenario is specifically as follows: through the setting of antislip strip 19, increased the frictional force between user and the barrel 15, can make the user can more firm rotation barrel 15, the phenomenon that can not take place to drop has improved holistic structural stability.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a prevent unexpected ball valve of opening, includes valve body (1), two disk seats (2), spheroid (3) and valve rod (4), disk seat (2), spheroid (3) and valve rod (4) all set up inside valve body (1), spheroid (3) set up between two disk seats (2), valve rod (4) set up in spheroid (3) top and bottom, valve rod (4) are through bearing and valve body (1) inner wall swing joint, its characterized in that: the valve body (1) is fixedly provided with a positioning plate (5) at the top, the positioning plate (5) is fixedly provided with an L-shaped rod (6) at the top, one side of the top end of the L-shaped rod (6) is fixedly provided with an apron (7), the top of the apron (7) is provided with a through hole (8) in a penetrating manner, the bottom of the apron (7) is fixedly provided with a frame body (9), a rotating plate (10) is arranged inside the frame body (9), the rotating plate (10) is matched with the through hole (8), the rotating plate (10) is arranged at the bottom of the through hole (8), an inner rod (11) is fixedly arranged at the bottom of the rotating plate (10), an outer rod (12) is sleeved on the outer wall of the bottom of the inner rod (11), sliding grooves (13) are formed in the inner walls of two sides of the outer rod (12), sliding blocks (14) are arranged inside the sliding grooves (13), the two sliding blocks (14) are respectively fixedly connected with the two sides of the bottom of the inner rod (11), a barrel body (15) is arranged at the bottom of the apron (7), barrel (15) top and bottom all pass through the bearing respectively with apron (7) bottom and locating plate (5) top swing joint, barrel (15) inside is fixed and is equipped with vertical adjustment mechanism, vertical adjustment mechanism sets up in outer pole (12) bottom.

2. A ball valve for preventing accidental opening as claimed in claim 1, wherein: vertical adjustment mechanism includes screwed pipe (16), screwed pipe (16) bottom is through bearing and barrel (15) inner chamber bottom swing joint, screwed pipe (16) is all located to outer pole (12) and interior pole (11) cover inside, inside frame (9) was located to screwed pipe (16) cover, screwed pipe (16) bottom outer wall threaded connection has screw thread seat (17), screw thread seat (17) contact with frame (9) bottom inner wall, screw thread seat (17) top is fixed to be equipped with two ejector pins (18), and two ejector pins (18) set up about screw thread seat (17) center axis symmetry, and two ejector pin (18) tops contact with commentaries on classics board (10) bottom both sides respectively.

3. A ball valve for preventing accidental opening as claimed in claim 2, wherein: the cross sections of the threaded seat (17) and the frame body (9) are both set to be rectangular.

4. A ball valve for preventing accidental opening as claimed in claim 1, wherein: the anti-skidding device is characterized in that a plurality of anti-skidding strips (19) are fixedly arranged on the outer wall of the barrel body (15), and the anti-skidding strips (19) are arranged around the outer wall of the barrel body (15) at even intervals.

5. A ball valve for preventing accidental opening as claimed in claim 2, wherein: the top of the ejector rod (18) is fixedly provided with a rubber pad, and the rubber pad is contacted with the bottom of the rotating plate (10).

6. A ball valve for preventing accidental opening as claimed in claim 1, wherein: the valve body (1) both ends all are fixed to be cup jointed connecting plate (20), connecting plate (20) inside runs through and has seted up a plurality of connecting holes (21), and a plurality of connecting holes (21) encircle connecting plate (20) even interval and set up.

7. A ball valve for preventing accidental opening as claimed in claim 1, wherein: frame (9), interior pole (11) and outer pole (12) all extend to inside barrel (15), outer pole (12) bottom run through barrel (15), locating plate (5) and valve body (1) in proper order and with valve rod (4) fixed connection on spheroid (3) top.