CN216768406U

CN216768406U - Reward formula K board flat plate valve

Info

Publication number: CN216768406U
Application number: CN202220372703.7U
Authority: CN
Inventors: 苏永进; 苏浩杰
Original assignee: Zhejiang Advanced Technology Valve Co ltd
Current assignee: Zhejiang Advanced Technology Valve Co ltd
Priority date: 2022-02-23
Filing date: 2022-02-23
Publication date: 2022-06-17
Anticipated expiration: 2032-02-23

Abstract

The utility model discloses a reward type K plate flat plate valve, which relates to the technical field of flat plate valves and comprises a bottom cover, a valve body, a valve cover and a valve rod, wherein the bottom cover is installed at one end of the valve body through a bolt and a nut, the valve cover is installed at the other end of the valve body through the bolt and the nut, an outlet is formed in the top end of the valve cover, a support is installed at one end of the valve cover through the bolt and the nut, and a gear head is installed at one end of the support through the bolt and the nut. According to the reward type K plate flat plate valve, the positive core and the negative core of the gate are connected into an integral structure through the positioning plate and the second inner hexagon screw, and compared with a traditional gate, the reward type K plate flat plate valve has the advantages of being small in size and light in weight, and in addition, the positive core and the valve rod of the K plate are connected with the T-shaped groove structure, and the reward type K plate flat plate valve has the advantages of being simple and convenient in process.

Description

Reward formula K board flat plate valve

Technical Field

The utility model relates to the technical field of flat plate valves, in particular to a compensation type K plate flat plate valve.

Background

A flat gate valve is a sliding valve with parallel gate plates as closure members. The closing member can be a single gate or a double gate with a spreader mechanism in between. The pressing force of the gate plate to the valve seat is controlled by the medium pressure acting on the floating gate plate or the floating valve seat.

The existing flat valve is complex in structure, high in machining difficulty of internal parts, high in production cost, and large in overall valve quality, the internal parts are not stable enough, the service life is not long enough, the practicability of the existing flat valve is reduced, and therefore the rewarding type K plate flat valve is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a reward type K plate flat plate valve, which overcomes the defects of the prior art, a positive core and a negative core of a gate are connected into an integral structure through a positioning plate and a second hexagon socket screw, and compared with the traditional gate, the gate has the characteristics of small volume and light weight.

In order to solve the problems, the technical scheme adopted by the utility model is as follows:

a compensation type K plate flat plate valve comprises

The valve comprises a bottom cover, a valve body, a valve cover and a valve rod, wherein the bottom cover is installed at one end of the valve body through a bolt and a nut, the valve cover is installed at the other end of the valve body through a bolt and a nut, an outlet is formed in the top end of the valve cover, a support is installed at one end of the valve cover through a bolt and a nut, a gear head is installed at one end of the support through a bolt and a nut, communication holes are formed in two ends of the valve body, a pair of symmetrical negative flashboards are arranged inside the valve body, a valve seat is fixedly connected between the inner side surfaces of the negative flashboards and the communication holes, a K plate positive core and a K plate negative core are respectively and fixedly connected to one side surface of the negative flashboards on two sides, the K plate positive core and the negative flashboard are mutually butted, a positioning plate is jointly arranged on one side surface of the K plate positive core and the K plate negative core, a second hexagon screw is arranged on the positioning plate, and the valve rod is jointly arranged inside the valve cover and the support, the one end of valve rod extends to between the negative flashboard and through screw and negative flashboard fixed connection, the other end of valve rod runs through gear head and the valve rod and is located the junction of support and gear head and be provided with valve-stem nut.

Further, a positive flashboard is installed at the bottom end of the inner side of the bottom cover.

Furthermore, a first middle path pad is arranged at the joint of the valve body and the bottom cover.

Further, be provided with the honeycomb duct between the negative flashboard, the inside of honeycomb duct is provided with first socket cap screw, first socket cap screw passes honeycomb duct and negative flashboard threaded connection.

Furthermore, a groove is formed in one end, facing the inner wall of the communicating hole, of the valve seat, a spring is arranged in the groove, a plurality of grooves are also formed in the top end of the valve seat, and a first O-shaped rubber ring, a second O-shaped rubber ring and a graphite rope are arranged in the grooves respectively.

Furthermore, a second middle path pad is arranged at the joint of the valve body and the valve cover.

Furthermore, packing is filled between the valve rod and the inner wall of the outlet at the top end of the valve cover, and a packing gland is arranged in the outlet.

Furthermore, a blowoff valve is arranged at one side face of the bottom cover close to the bottom end, a first grease injection valve is arranged at one side face of the valve body, an exhaust valve is arranged at the top end of the valve body, and a second grease injection valve is arranged at the position, located at the outlet, of the top end of the valve body.

Furthermore, a plurality of inner hexagonal limiting grooves are formed in the end faces of the two ends of the valve body, flange plates are arranged on the end faces of the two ends of the valve body, and positioning pins are arranged in the inner hexagonal limiting grooves and the mounting holes in the flange plates.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the positive core and the negative core of the flashboard are connected into an integral structure through the positioning plate and the second hexagon socket head cap screw, compared with the traditional flashboard, the flashboard has the characteristics of small volume and light weight, and in addition, the positive core and the valve rod of the K plate are connected with the T-shaped groove structure, so that the flashboard has the characteristics of simple and convenient process.

The utility model has the characteristics of small volume, light weight and simple and convenient process.

Drawings

FIG. 1 is a schematic side sectional view of a complementary K-plate flat plate valve;

FIG. 2 is a schematic diagram of a half-section structure of a complementary K-plate flat plate valve;

FIG. 3 is a schematic view of a connecting structure of a positioning plate and a second socket head cap screw in a compensation type K plate flat plate valve;

FIG. 4 is a schematic view of an end face structure of a valve body in a complementary K-plate flat plate valve;

FIG. 5 is an enlarged schematic view of the position A of a complementary K-plate flat plate valve.

In the figure: 1. a blowoff valve; 2. a positive gate plate; 3. a bottom cover; 4. a first middle pad; 5. a first grease injection valve; 6. a second grease injection valve; 7. a valve body; 8. a flow guide pipe; 9. a first socket head cap screw; 10. correcting a core of a K plate; 11. a spring; 12. a first O-shaped rubber ring; 13. a second O-shaped rubber ring; 14. a graphite rope; 15. a valve seat; 16. a valve cover; 17. a valve stem; 18. a filler; 19. a packing gland; 20. an exhaust valve; 21. an inner hexagonal limiting groove; 22. a support; 23. positioning pins; 24. a second socket head cap screw; 25. a gear head; 26. a valve stem nut; 27. positioning a plate; 28. a negative gate plate; 29. a second middle pad; 30. k plate negative core.

Detailed Description

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

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to FIGS. 1-5, the present invention is a complementary K-plate valve, comprising

The valve comprises a bottom cover 3, a valve body 7, a valve cover 16 and a valve rod 17, wherein one end of the valve body 7 is provided with the bottom cover 3 through a bolt and a nut, the other end of the valve body 7 is provided with the valve cover 16 through a bolt and a nut, the top end of the valve cover 16 is provided with an outlet, one end of the valve cover 16 is provided with a support 22 through a bolt and a nut, one end of the support 22 is provided with a gear head 25 through a bolt and a nut, two ends of the valve body 7 are provided with communication holes, a pair of symmetrical negative gate plates 28 are arranged inside the valve body 7, a valve seat 15 is fixedly connected between the inner side surfaces of the negative gate plates 28 and the communication holes, one side surfaces of the negative gate plates 28 on two sides are respectively and fixedly connected with a K plate positive core 10 and a K plate negative core 30, the K plate positive core 10 and the negative gate plate 28 are mutually butted, one side surfaces of the K plate positive core 10 and the K plate negative core 30 are jointly provided with a positioning plate 27, a second hexagon socket screw 24 is arranged on the positioning plate 27, the valve rod 17 is arranged inside the valve cover 16 and the support 22, one end of the valve rod 17 extends to between the negative gate plates 28 and is fixedly connected with the negative gate plates 28 through screws, and the other end of the valve rod 17 penetrates through the gear head 25, and a valve rod nut 26 is arranged on the valve rod 17 and located at the joint of the support 22 and the gear head 25.

During the use, positive core of flashboard and flashboard negative core are the customization alone, the flashboard can borrow the flashboard of taking the water conservancy diversion hole with the bore, the combination flashboard saves more than general weight than whole flashboard after adorning, the cost is saved has reduced the processing degree of difficulty simultaneously, the requirement to equipment is not high, there is the room of reward regulation in the assembling process, positive core 10 of K board and the mutual lock joint of negative core 30 of K board, positive core 10 of K board rises and drives the negative core 30 of K board and rise, reach the unanimous effect of flashboard runner and valve body 7 runner, positive core 10 of K board and valve rod 17 connect T type groove structure, simple process is convenient, in addition, positive core 10 of K board and negative core 30 of K board are connected through locating plate 27, make negative flashboard 28 can not remove about, can only reciprocate, replace traditional spring 11 location, thereby have stronger reliability.

The inner bottom end of the bottom cover 3 is provided with a positive flashboard 2.

The joint of the valve body 7 and the bottom cover 3 is provided with a first middle path gasket 4.

A flow guide pipe 8 is arranged between the negative flashboards 28, a first inner hexagon screw 9 is arranged inside the flow guide pipe 8, and the first inner hexagon screw 9 penetrates through the flow guide pipe 8 and is in threaded connection with the negative flashboards 28.

The end of the valve seat 15 facing the inner wall of the communicating hole is provided with a groove, a spring 11 is arranged in the groove, the top end of the valve seat 15 is also provided with a plurality of grooves, and a first O-shaped rubber ring 12, a second O-shaped rubber ring 13 and a graphite rope 14 are respectively arranged in the grooves.

The joint of the valve body 7 and the valve cover 16 is provided with a second middle cushion 29.

Packing 18 is filled between the valve rod 17 and the inner wall of the outlet at the top end of the valve cover 16, and a packing gland 19 is arranged in the outlet.

A blowoff valve 1 is arranged on one side surface of the bottom cover 3 close to the bottom end, a first grease injection valve 5 is arranged on one side surface of the valve body 7, an exhaust valve 20 is arranged on the top end of the valve body 7, and a second grease injection valve 6 is arranged at the position, located at the outlet, of the top end of the valve body 7.

The end faces of the two ends of the valve body 7 are provided with a plurality of inner hexagonal limiting grooves 21, the end faces of the two ends of the valve body 7 are provided with flange plates, and positioning pins 23 are arranged in the inner hexagonal limiting grooves 21 and the mounting holes in the flange plates.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a reward formula K board flat plate valve which characterized in that: comprises that

The valve comprises a bottom cover (3), a valve body (7), a valve cover (16) and a valve rod (17), wherein the bottom cover (3) is installed at one end of the valve body (7) through a bolt and a nut, the valve cover (16) is installed at the other end of the valve body (7) through a bolt and a nut, an outlet is formed in the top end of the valve cover (16), a support (22) is installed at one end of the valve cover (16) through a bolt and a nut, a gear head (25) is installed at one end of the support (22) through a bolt and a nut, communicating holes are formed in two ends of the valve body (7), a pair of symmetrical negative flashboards (28) is arranged in the valve body (7), a valve seat (15) is fixedly connected between the negative flashboards (28) and the inner side faces of the communicating holes, two sides of one side face of each negative flashboard (28) are respectively and fixedly connected with a K board positive core (10) and a K board negative core (30), and the K board positive core (10) and the negative flashboards (28) are mutually butted, a side of K board positive core (10) and K board negative core (30) is provided with locating plate (27) jointly, be provided with second allen cap screw (24) on locating plate (27), the inside of valve gap (16) and support (22) is provided with valve rod (17) jointly, the one end of valve rod (17) extends to between negative flashboard (28) and through screw and negative flashboard (28) fixed connection, the other end of valve rod (17) runs through the junction that lies in support (22) and gear head (25) on gear head (25) and valve rod (17) and is provided with valve rod nut (26).

2. A reward formula K plate flat plate valve of claim 1, characterized in that: and a positive gate plate (2) is arranged at the bottom end of the inner side of the bottom cover (3).

3. A reward formula K plate flat plate valve of claim 1, characterized in that: and a first middle path pad (4) is arranged at the joint of the valve body (7) and the bottom cover (3).

4. A reward formula K plate flat plate valve of claim 1, characterized in that: be provided with honeycomb duct (8) between burden flashboard (28), the inside of honeycomb duct (8) is provided with first socket cap screw (9), honeycomb duct (8) and burden flashboard (28) threaded connection are passed in first socket cap screw (9).

5. A reward formula K plate flat plate valve of claim 1, characterized in that: a groove is formed in one end, facing the inner wall of the communicating hole, of the valve seat (15), a spring (11) is arranged in the groove, a plurality of grooves are also formed in the top end of the valve seat (15), and a first O-shaped rubber ring (12), a second O-shaped rubber ring (13) and a graphite rope (14) are arranged in the grooves respectively.

6. A reward formula K plate flat plate valve of claim 1, characterized in that: and a second middle path pad (29) is arranged at the joint of the valve body (7) and the valve cover (16).

7. A reward formula K plate flat plate valve of claim 1, characterized in that: and a packing (18) is filled between the valve rod (17) and the inner wall of the outlet at the top end of the valve cover (16), and a packing gland (19) is arranged in the outlet.

8. A reward formula K plate flat plate valve of claim 1, characterized in that: a blowdown valve (1) is arranged at one side face of the bottom cover (3) close to the bottom end, a first grease injection valve (5) is arranged at one side face of the valve body (7), an exhaust valve (20) is arranged at the top end of the valve body (7), and a second grease injection valve (6) is arranged at an outlet at the top end of the valve body (7).

9. A reward formula K plate flat plate valve of claim 1, characterized in that: a plurality of inner hexagonal limiting grooves (21) are formed in the end faces of the two ends of the valve body (7), the flange plates are arranged on the end faces of the two ends of the valve body (7), and positioning pins (23) are arranged in the inner hexagonal limiting grooves (21) and the flange plates in mounting holes.