CN113217687A

CN113217687A - Sealing ball valve with automatic control structure

Info

Publication number: CN113217687A
Application number: CN202110660994.XA
Authority: CN
Inventors: 金俊伟
Original assignee: Zhejiang Jinlong Copper Industry Co ltd
Current assignee: Zhejiang Jinlong Copper Industry Co ltd
Priority date: 2021-06-15
Filing date: 2021-06-15
Publication date: 2021-08-06

Abstract

The invention provides a sealed ball valve with a self-control structure, which comprises a valve body, a ball body arranged in the valve body and a cover plate arranged at the bottom of the valve body and used for plugging a replacement port, wherein one surface of the valve body facing the cover plate is uniformly provided with a plurality of square grooves, detachable square blocks are inserted in the square grooves and fixed in the square grooves through limiting parts, a positioning part used for limiting the position of the limiting parts is arranged on the cover plate, one surface of the square blocks facing the cover plate is provided with screw holes, the position of the cover plate facing the square blocks is provided with round holes matched with the screw holes, and the round holes are internally provided with connecting bolts in threaded connection with the screw holes. The combined assembly of the threaded connection part is realized, and the connecting bolt and other parts which are difficult to disassemble are not damaged in the process of replacing the ball body.

Description

Sealing ball valve with automatic control structure

Technical Field

The invention relates to a sealing ball valve with an automatic control structure, belonging to the technical field of valves.

Background

The ball valve is driven by the valve rod to rotate around the axis of the ball valve, and can be used for adjusting and controlling fluid. Chinese patent application No. CN202010527364.0 discloses a quick-release sealing ball valve, which is described as follows: the bottom of valve body is equipped with the change mouth that communicates the external world and inner chamber and supply the spheroid to take out, is equipped with the apron that is used for opening and close sealed change mouth on the valve body, passes the apron and with valve body threaded connection's locking bolt, and the weak point that its exists is: the locking bolt is directly connected with the valve body through threads, when the threaded connection part matched with the locking bolt on the valve body is damaged, the installation of the cover plate is affected, and the valve body needs to be abandoned when the valve body is serious.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a sealing ball valve with an automatic control structure so as to solve the problems in the background technology.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a sealed ball valve with automatic control structure, includes the valve body, installs the spheroid in the valve body and installs the apron that is used for the shutoff to change the mouth in the valve body bottom, a plurality of square groove has evenly been seted up towards the one side of apron to the valve body, square inslot ann has inserted the square piece of detachable, square piece passes through the locating part to be fixed at square inslot, install the setting element that is used for restricting the locating part position on the apron, square piece has seted up the screw towards the one side of apron, the apron has seted up the round hole with screw matched with towards the position department of square piece, be equipped with the connecting bolt with screw threaded connection in the round hole.

Further, the locating part includes the round pin post, square inslot seted up with the communicating through-hole of valve body, square piece towards the one side of through-hole seted up with round pin post matched with pinhole, be equipped with the spring that is in compression state in the pinhole, the one end that the spring was kept away from to the round pin post runs through the through-hole and extends to in the valve body and installs the limiting plate.

Furthermore, one side of the spring, which is far away from the pin column, is provided with a cylindrical head, one side of the cylindrical head, which is far away from the spring, is provided with a stud, one side of the cylindrical head, which is far away from the through hole, is provided with a threaded hole which is concentrically arranged with the pin hole, one end, which is far away from the cylindrical head, of the stud is connected in the threaded hole in a threaded manner, and one side, which is far away from the cylindrical head, of the cylindrical head, is provided with a hexagon socket.

Further, the bar groove that arranges along round pin post length direction is seted up to round pin post surface, the one end that the limiting plate was kept away from in the bar groove is the closed form, the bar inslot is equipped with the lug with the restriction of round pin post in the through-hole, the lug is fixed on the through-hole inner wall.

Further, the setting element includes the bar shaped plate, the apron evenly offers quantity and the same bar mouth of square piece towards the one side of valve body, the bar shaped plate runs through the bar mouth and extends to in the valve body, the one end that the bar shaped plate is in the valve body outside is connected and can dismantle with the apron, first magnet is installed to the one end that the bar shaped plate is in the valve body, the second magnet that repels with first magnet is installed towards the one side of bar shaped plate to the limiting plate.

Further, the one end fixedly connected with that first magnet was kept away from to the bar shaped plate plays limiting displacement's rectangular plate, the sealed pad is installed with lapping between laminating and the rectangular plate mutually and the rectangular plate and the apron to the rectangular plate, the one side that the rectangular plate deviates from the apron is equipped with the clamp plate of laminating mutually with the rectangular plate, the threaded rod is installed to the clamp plate simultaneously, the threaded rod runs through the interlude hole, the interlude hole is seted up on the extension board, extension board and apron fixed connection, the both sides of interlude hole all are equipped with the nut with threaded rod threaded connection.

Furthermore, a groove is formed in the position, where the first magnet is installed, of the strip-shaped plate, and the first magnet is adhered to the groove through glue.

Furthermore, a fixing hole is formed in the intersection of the pressing plate and the threaded rod, and one end of the threaded rod is fixed in the fixing hole.

Furthermore, a reinforcing plate is arranged between the support plate and the cover plate, and the reinforcing plate is fixedly connected with the cover plate and the support plate.

Further, be connected with the valve rod on the spheroid, the valve rod is kept away from spheroid one end and is extended to the valve body outside and is connected with electric actuator, electric actuator and valve body fixed connection.

The invention has the beneficial effects that:

1. according to the sealing ball valve with the automatic control structure, the screw hole matched with the connecting bolt is machined in the square block, the square block is inserted into the square groove in the valve body, then the square block is fixed in the square groove under the combined action of the positioning piece and the limiting piece, the square block and the valve body are assembled in a combined mode, when the screw hole is damaged, the square block is taken out of the square groove and replaced, and the whole valve body does not need to be abandoned.

2. According to the sealing ball valve with the self-control structure, when a connecting bolt is difficult to disassemble due to corrosion and the like, the strip-shaped plate provided with the first magnet is disassembled from the cover plate, the first magnet and the second magnet are not repelled any more, at the moment, the pin column moves into the through hole from the pin hole under the action of the spring resilience force, the square block loses support, the square block is disassembled together when the cover plate is disassembled and assembled, after the ball body is completely replaced, the square block is re-inserted into the square groove, the strip-shaped plate is re-installed in the strip-shaped opening, at the moment, the pin column is re-inserted into the pin hole under the action of the repulsion force of the first magnet and the second magnet, and the connecting bolt and other parts which are difficult to disassemble are not damaged in the ball body replacing process.

3. According to the sealing ball valve with the automatic control structure, the pressing plate is pressed on the rectangular plate, the threaded rod is fixed in the penetrating hole in the support plate through the two nuts, so that the position of the strip-shaped plate is limited under the action of the pressing plate, the pressing plate can be separated when the strip-shaped plate needs to be disassembled, and when the nut and the threaded rod are difficult to screw, the pressing plate can be disassembled in a mode of sawing off the threaded rod.

4. According to the sealing ball valve with the self-control structure, the inner hexagonal wrench is inserted into the inner hexagonal hole, the cylindrical head is screwed, and then the cylindrical head drives the stud to rotate in the screw hole, so that the position of the cylindrical head in the pin hole is adjusted, namely the position of the spring in the pin hole is adjusted, and the springs with different lengths can be conveniently selected and the resilience force of the spring can be conveniently adjusted.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of a sealed ball valve with a self-control structure according to the present invention;

FIG. 2 is an enlarged view of the area A of the self-controlling sealing ball valve of the present invention;

FIG. 3 is a cross-sectional view of a cover plate of a sealed ball valve having a self-controlling structure according to the present invention;

FIG. 4 is a cross-sectional view of a square block in a ball seal valve having a self-controlling structure according to the present invention;

in the figure: 1-valve body, 2-ball body, 3-valve rod, 4-electric actuator, 5-cover plate, 6-square block, 7-pin hole, 8-stud, 9-cylindrical head, 10-spring, 11-pin column, 12-limit plate, 13-first magnet, 14-second magnet, 15-strip-shaped plate, 16-support plate, 17-nut, 18-threaded rod, 19-pressure plate, 20-rectangular plate, 21-connecting bolt, 22-round hole, 23-strip-shaped opening, 24-screw hole and 25-screw hole.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a sealed ball valve with automatic control structure, including valve body 1, install spheroid 2 in valve body 1 and install the apron 5 that is used for the shutoff to change the mouth in valve body 1 bottom, a plurality of square groove has evenly been seted up to valve body 1 towards the one side of apron 5, square inslot has been inserted detachable square piece 6, square piece 6 is fixed at square inslot through the locating part, install the setting element that is used for restricting the locating part position on the apron 5, will process on square piece 6 with connecting bolt 21 matched with screw 24, and place square piece 6 in the square inslot on valve body 1, utilize setting element and locating part combined action to fix square piece 6 at square inslot afterwards, realize the combination formula assembly of square piece 6 and valve body 1, when screw 24 is impaired, take out square piece 6 from square inslot and change can, need not abandon whole valve body 1.

The square block 6 is provided with a screw hole 24 facing one side of the cover plate 5, the cover plate 5 is provided with a round hole 22 matched with the screw hole 24 facing the position of the square block 6, a connecting bolt 21 in threaded connection with the screw hole 24 is arranged in the round hole 22, the connecting bolt 21 penetrates through the round hole 22 and is screwed into the screw hole 24, and the cover plate 5 is fixedly connected with the valve body 1.

As an embodiment of the present invention: the limiting part comprises a pin 11, a through hole communicated with the valve body 1 is formed in a square groove, a pin hole 7 matched with the pin 11 is formed in one side of a square block 6 facing the through hole, a spring 10 in a compressed state is arranged in the pin hole 7, one end of the pin 11 far away from the spring 10 penetrates through the through hole and extends into the valve body 1, a limiting plate 12 is installed, the positioning part comprises a strip-shaped plate 15, one side of a cover plate 5 facing the valve body 1 is uniformly provided with strip-shaped openings 23 with the same number as the square block 6, the strip-shaped plate 15 penetrates through the strip-shaped openings 23 and extends into the valve body 1, one end of the strip-shaped plate 15, which is positioned outside the valve body 1, is connected with the cover plate 5 and can be disassembled, one end of the strip-shaped plate 15, which is positioned in the valve body 1 is provided with a first magnet 13, one side of the limiting plate 12 facing the strip-shaped plate 15 is provided with a second magnet 14 which is repelled with the first magnet 13, when the connecting bolt 21 is difficult to be disassembled due to corrosion and the like, the bar shaped plate 15 that will install first magnet 13 is pulled down from apron 5, and then first magnet 13 no longer repels with second magnet 14, this moment under the effect of spring 10 resilience force, make round pin post 11 remove to the through-hole in from pinhole 7, and then square piece 6 loses the support, with square piece 6 together pulling down when dismouting apron 5, treat that 2 backs of spheroid are accomplished in the change, with square piece 6 reinserted in square inslot, install bar shaped plate 15 again in bar mouth 23 simultaneously, this moment under the repulsion force effect of first magnet 13 and second magnet 14, round pin post 11 reinserted in pinhole 7, realize not damaging parts such as connecting bolt 21 that are difficult to dismantle at change 2 in-process of spheroid.

As an embodiment of the present invention: one side that spring 10 deviates from round pin post 11 is equipped with cylinder head 9, the double-screw bolt 8 is installed to the one side that cylinder head 9 deviates from spring 10, the one side processing of keeping away from the through-hole in pinhole 7 has the screw hole 25 of arranging with pinhole 7 is concentric, the one end threaded connection that cylinder head 9 was kept away from to double-screw bolt 8 is in screw hole 25, cylinder head 9 has interior hexagonal hole towards the one side processing of spring 10, twist behind the interior hexagonal hole ann inserts interior hexagonal spanner and move cylinder head 9, and then cylinder head 9 drives double-screw bolt 8 at the 24 rotations of screw, thereby realize the position of adjustment cylinder head 9 in pinhole 7, adjust the position of spring 10 in pinhole 7 promptly, be convenient for select the spring 10 of different length and adjust the resilience force size of spring 10.

As an embodiment of the present invention: 11 surfaces of round pin post offer the bar groove of arranging along 11 length direction of round pin post, and the one end that limiting plate 12 was kept away from in the bar groove is the closed form, and the bar inslot is equipped with the lug with 11 restrictions of round pin post in the through-hole, and the lug is fixed on the through-hole inner wall, and when round pin post 11 slided along the through-hole, the lug slided in the bar inslot to prevent that round pin post 11 from breaking away from the through-hole.

As an embodiment of the present invention: one end of the strip-shaped plate 15, which is far away from the first magnet 13, is fixedly connected with a rectangular plate 20 which plays a limiting role, the rectangular plate 20 is attached to the cover plate 5, a sealing gasket is arranged between the rectangular plate 20 and the cover plate 5, a pressing plate 19 which is attached to the rectangular plate 20 is arranged on one side of the rectangular plate 20, which is far away from the cover plate 5, a threaded rod 18 is arranged on one side of the pressing plate 19, the threaded rod 18 penetrates through a through hole, the through hole is arranged on a support plate 16, the support plate 16 is fixedly connected with the cover plate 5, nuts 17 which are in threaded connection with the threaded rod 18 are arranged on two sides of the through hole, the pressing plate 19 is pressed on the rectangular plate 20, the threaded rod 18 is fixed in the through hole on the support plate 16 by utilizing the two nuts 17, so that the position of the strip-shaped plate 15 is limited under the action of the pressing plate 19, when the strip-shaped plate 15 needs to be disassembled, the pressing plate 19 can be separated, when the nuts 17 and the threaded rod 18 are difficult to be screwed, the pressure plate 19 can be removed by sawing off the threaded rod 18.

As an embodiment of the present invention: the position department of the first magnet 13 of bar 15 installation sets up flutedly, and first magnet 13 passes through glue and pastes in the recess, and the recess provides installation space for first magnet 13, is convenient for make first magnet 13 and bar 15 surface parallel and level.

As an embodiment of the present invention: a fixed hole is formed in the intersection of the pressing plate 19 and the threaded rod 18, one end of the threaded rod 18 is fixed in the fixed hole, and the reliability of connection of the threaded rod 18 and the pressing plate 19 is improved.

As an embodiment of the present invention: a reinforcing plate is arranged between the support plate 16 and the cover plate 5, the reinforcing plate is fixedly connected with the cover plate 5 and the support plate 16, the reinforcing plate is additionally arranged between the support plate 16 and the cover plate 5, and the mechanical strength of connection between the support plate 16 and the cover plate 5 is improved.

As an embodiment of the present invention: be connected with valve rod 3 on the spheroid 2, the one end that spheroid 2 was kept away from to valve rod 3 extends to the valve body 1 outside and is connected with electric actuator 4, and electric actuator 4 and valve body 1 fixed connection, electric actuator 4 pass through valve rod 3 and drive spheroid 2 at 1 internal rotation of valve body, realize the purpose of automatic control.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a sealed ball valve with automatic control structure, includes valve body (1), installs spheroid (2) in valve body (1) and installs apron (5) that are used for the shutoff to change the mouth in valve body (1) bottom, its characterized in that: the valve body (1) evenly has seted up the square groove of a plurality of towards the one side of apron (5), square inslot ann has inserted detachable square piece (6), square piece (6) are fixed in square inslot through the locating part, install the setting element that is used for restricting the locating part position on apron (5), screw (24) have been seted up towards the one side of apron (5) to square piece (6), apron (5) are seted up towards the position department of square piece (6) with screw (24) matched with round hole (22), be equipped with in round hole (22) with screw (24) threaded connection's connecting bolt (21).

2. A sealed ball valve having a self-controlling structure as claimed in claim 1, wherein: the locating part includes round pin post (11), set up in the square groove with the communicating through-hole of valve body (1), square piece (6) are seted up towards the one side of through-hole with round pin post (11) matched with pinhole (7), be equipped with spring (10) that are in compression state in pinhole (7), the one end that spring (10) were kept away from in round pin post (11) runs through the through-hole and extends to valve body (1) in and install limiting plate (12).

3. A sealed ball valve having a self-controlling structure as claimed in claim 2, wherein: one side of the spring (10) deviating from the pin column (11) is provided with a cylindrical head (9), one side of the cylindrical head (9) deviating from the spring (10) is provided with a stud (8), one side of the pin hole (7) far away from the through hole is provided with a threaded hole (25) concentrically arranged with the pin hole (7), one end of the stud (8) far away from the cylindrical head (9) is connected in the threaded hole (25), and one side of the cylindrical head (9) facing the spring (10) is provided with an inner hexagonal hole.

4. A sealed ball valve having a self-controlling structure as claimed in claim 2, wherein: the bar groove that arranges along round pin post (11) length direction is seted up to round pin post (11) surface, the one end that limiting plate (12) were kept away from in the bar groove is for sealing the form, the bar inslot is equipped with the lug of restricting round pin post (11) in the through-hole, the lug is fixed on the through-hole inner wall.

5. A sealed ball valve having a self-controlling structure as claimed in claim 1, wherein: the setting element includes strip shaped plate (15), apron (5) are evenly seted up quantity and the same bar mouth (23) of square piece (6) towards the one side of valve body (1), strip shaped plate (15) run through in bar mouth (23) extend to valve body (1), the one end that strip shaped plate (15) are in the valve body (1) outside is connected and can dismantle with apron (5), first magnet (13) are installed to the one end that strip shaped plate (15) are in valve body (1), second magnet (14) that repulse mutually with first magnet (13) are installed towards the one side of strip shaped plate (15) to limiting plate (12).

6. The sealed ball valve with self-controlling structure as claimed in claim 5, wherein: one end fixedly connected with that first magnet (13) was kept away from in bar shaped plate (15) plays limiting displacement's rectangular plate (20), rectangular plate (20) and apron (5) laminate mutually and install sealed the pad between rectangular plate (20) and apron (5), the one side that rectangular plate (20) deviates from apron (5) is equipped with clamp plate (19) of laminating mutually with rectangular plate (20), threaded rod (18) are installed to clamp plate (19) one side, threaded rod (18) run through the interlude hole, the interlude hole is seted up on extension board (16), extension board (16) and apron (5) fixed connection, the both sides of interlude hole all are equipped with nut (17) with threaded rod (18) threaded connection.

7. The sealed ball valve with self-controlling structure as claimed in claim 5, wherein: a groove is formed in the position, where the first magnet (13) is installed, of the strip-shaped plate (15), and the first magnet (13) is adhered to the groove through glue.

8. The sealed ball valve with self-controlling structure as claimed in claim 6, wherein: the intersection of the pressing plate (19) and the threaded rod (18) is provided with a fixing hole, and one end of the threaded rod (18) is fixed in the fixing hole.

9. The sealed ball valve with self-controlling structure as claimed in claim 6, wherein: and a reinforcing plate is arranged between the support plate (16) and the cover plate (5), and is fixedly connected with the cover plate (5) and the support plate (16).

10. A sealed ball valve having a self-controlling structure as claimed in claim 1, wherein: be connected with valve rod (3) on spheroid (2), the one end that spheroid (2) were kept away from in valve rod (3) extends to the valve body (1) outside and is connected with electric actuator (4), electric actuator (4) and valve body (1) fixed connection.