CN215806359U

CN215806359U - Handle type butterfly valve

Info

Publication number: CN215806359U
Application number: CN202121701183.1U
Authority: CN
Inventors: 董丽丽
Original assignee: Boruite Shanghai Fluid Technology Co ltd
Current assignee: Shanghai Biruite Valve Group Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2022-02-11
Anticipated expiration: 2031-07-26

Abstract

The utility model discloses a handle type butterfly valve which comprises an upper fixing plate and a valve rod rotatably mounted on the upper fixing plate, wherein a handle is fixedly connected to one side of the upper end of the valve rod, a clamping plate is rotatably mounted in the middle of the lower portion of the handle through a torsion spring pin, a tooth socket clamped with the clamping plate is formed in the upper surface of the upper fixing plate, a through hole which is communicated up and down is formed in one end, away from the valve rod, of the handle, a pressing rod capable of moving up and down is inserted into the through hole, and a pull rope is connected between the pressing rod and the clamping plate. The handle is provided with the spring and the pressing plate, when the handle and the pressing plate are released by the hand, the spring can restore to a natural state, so that the clamping plate is not pulled by the pull rope, and the position of the handle is convenient to lock.

Description

Handle type butterfly valve

Technical Field

The utility model relates to the technical field of valves, in particular to a handle type butterfly valve.

Background

The butterfly valve in the prior art is composed of the structure as shown in fig. 3, and comprises a valve body assembly 1, an original handle 200, a rack 300, a clamping plate 400, a clamping handle 500 and an original spring 600, wherein the original handle 200 and the clamping handle 500 are held by a hand, so that the clamping plate 400 is separated from the rack 300, and the rotary handle formed by the two is convenient to rotate, but the opening of the rotary handle is too large, and the hand needs to be opened greatly, so that the rotation is not suitable.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a handle type butterfly valve to solve the problem that in the prior art, a rotary handle is too large in opening and large in hand opening requirement, so that the rotary handle is uncomfortable to rotate.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a handle type butterfly valve, includes the upper fixed plate and rotates the valve rod of installing on the upper fixed plate, upper end one side rigid coupling of valve rod has the handle, the cardboard is installed through taking the rotation of torsion spring round pin in the below middle part of handle, the tooth's socket with the cardboard joint is seted up to the upper surface of upper fixed plate, the handle is kept away from the one end of valve rod and is seted up the through-hole that link up from top to bottom, the depression bar that can the up-and-down motion has been inserted to the inside of through-hole, be connected with the stay cord between depression bar and the cardboard.

Preferably, the spring is sleeved outside the circumference of the upper part of the pressure lever, and the upper end of the spring is fixedly connected with the pressure plate.

Preferably, the middle part below the handle is rotatably provided with a guide wheel, and the pull rope penetrates through the guide wheel.

Preferably, one end, close to the tooth socket, of the clamping plate is provided with a lifting part, and the lifting part is clamped inside the tooth socket.

Preferably, the valve further comprises a valve body assembly, and the lower end of the valve rod is inserted into the valve body assembly.

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

1. the handle is provided with the pressure lever, the pull rope and the clamping plate capable of rotating, when the pressure lever presses the pull rope, the clamping plate can rotate so as to be separated from the tooth grooves, the handle can rotate conveniently, and the whole hand does not need to be expanded greatly, so that the rotation is more comfortable;

2. according to the utility model, the spring and the pressing plate are arranged on the pressing rod, when the handle and the pressing plate are released by hands, the spring can restore to a natural state, and then the clamping plate is not pulled by the pull rope any more, so that the position of the handle is conveniently locked;

3. the lifting part is arranged, and the lifting part is in an upward inclined state, so that the lifting part can be separated from the tooth socket only by slightly moving upwards, the length of the pressing rod can be further shortened, and when the handle is rotated, the hand does not need to be opened to a large extent, and the rotation is comfortable and convenient.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the handle of the present invention;

fig. 3 is a schematic structural diagram of the prior art.

In the figure: 1. a valve body assembly; 2. an upper fixing plate; 3. a valve stem; 4. a handle; 41. a through hole; 5. clamping a plate; 51. a raising part; 6. pressing a plate; 7. pulling a rope; 8. a guide wheel; 9. a spring; 10. a pressure lever; 11. a tooth socket; 12. with a torsion spring pin.

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, in an embodiment of the present invention, a handle-type butterfly valve includes an upper fixing plate 2, a valve rod 3 rotatably mounted on the upper fixing plate 2, and a valve body assembly 1, wherein a lower end of the valve rod 3 is inserted into the valve body assembly 1, and when the valve rod 3 is rotated, the valve rod 3 can open a butterfly plate inside the valve body assembly 3 to open the entire valve body;

as shown in fig. 1, in order to conveniently rotate the valve rod 3, a handle 4 is fixedly connected to one side of the upper end of the valve rod 3, and the valve rod 3 can be conveniently rotated by rotating the handle 4;

referring to fig. 1 and 2, a clamping plate 5 is rotatably mounted in the middle of the lower part of the handle 4 through a torsion spring pin 12, a tooth groove 11 clamped with the clamping plate 5 is formed in the upper surface of the upper fixing plate 2, and the angle of the clamping plate 5 can be changed when the torsion spring pin 12 rotates, that is, the clamping plate 5 can be clamped into or separated from the tooth groove 11, so that the handle 4 can be locked in the horizontal direction;

as shown in fig. 2, in order to more conveniently enable the clamping plate 5 to change the angle, a through hole 41 which is through up and down is formed in one end of the handle 4, which is far away from the valve rod 3, a pressing rod 10 which can move up and down is inserted into the through hole 41, and a pulling rope 7 is connected between the pressing rod 10 and the clamping plate 5, namely when the pressing rod 10 is pressed down, the pressing rod 10 can push the pulling rope 7 downwards, and then the pulling rope 7 can pull the clamping plate 5, so that the clamping plate 5 can change the angle clockwise at the viewing angle shown in fig. 1 to be separated from the tooth groove 11, thereby facilitating the rotation of the handle 4;

as shown in fig. 2, in order to enable the pressing rod 10 to automatically rebound upwards after being pressed downwards and loosened, a spring 9 is sleeved outside the circumference of the upper part of the pressing rod 10, a pressing plate 6 is fixedly connected to the upper end of the spring 9, the pressing rod 10 can move downwards after the pressing plate 6 is pressed downwards, the spring 9 is in a compressed state, after the pressing plate 6 loses pressure, the spring 9 can automatically recover the original length, and further, due to the action of a torsion spring pin 12, the pull rope 7 can recover the original inclination angle, so that the clamping plate 5 is clamped into the tooth groove 11 again;

as shown in fig. 2, a guide wheel 8 is rotatably mounted in the middle of the lower part of the handle 4, the pull rope 7 passes through the guide wheel 8, and the guide wheel 8 can guide the pull rope 7 so as to reduce the abrasion of the pull rope 7 and the handle 4;

in order to shorten the length of the compression bar 10 and to make the handle 4 more convenient to use, one end of the clamping plate 5 close to the tooth socket 11 is provided with a raised part 51, the raised part 51 is clamped inside the tooth socket 11, and the raised part 51 is in an upward inclined state, so that the raised part can be separated from the tooth socket 11 by slightly moving upwards, and the handle 4 is convenient to rotate.

The working principle and the using process of the utility model are as follows: when using this device, through holding handle 4 and clamp plate 6, make clamp plate 6 push down and move depression bar 10, spring 9 is in by compression state, depression bar 10 pushes down stay cord 7, make 7 pulling cardboard 5 of stay cord, portion 51 of raising upward can break away from tooth's socket 11 this moment, then rotation handle 4 can make valve rod 3 rotate, rotatory completion back, handle 4 and clamp plate 6 are released to hand, make spring 9 resume natural state, and then stay cord 7 can resume original state, make portion 51 of raising upward block in the inside of tooth's socket 11, lock handle 4 position.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement 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 handle formula butterfly valve, includes an upper fixed plate (2) and rotates valve rod (3) of installing on an upper fixed plate (2), its characterized in that: handle (4) have been fixed on one side of the upper end of valve rod (3), cardboard (5) are installed through taking spring bolt (12) to rotate in the middle part of the below of handle (4), tooth's socket (11) with cardboard (5) joint are seted up to the upper surface of an upper fixed plate (2), through-hole (41) that link up from top to bottom are seted up to the one end that valve rod (3) were kept away from in handle (4), depression bar (10) that can the up-and-down motion have been inserted to the inside of through-hole (41), be connected with stay cord (7) between depression bar (10) and cardboard (5).

2. A handle butterfly valve according to claim 1, characterized in that: the spring (9) is sleeved outside the circumference of the upper part of the compression bar (10), and the upper end of the spring (9) is fixedly connected with the pressing plate (6).

3. A handle butterfly valve according to claim 1, characterized in that: the middle part of the lower part of the handle (4) is rotatably provided with a guide wheel (8), and the pull rope (7) penetrates through the guide wheel (8).

4. A handle butterfly valve according to claim 1, characterized in that: one end, close to the tooth socket (11), of the clamping plate (5) is provided with a lifting part (51), and the lifting part (51) is clamped inside the tooth socket (11).

5. A handle butterfly valve according to claim 1, characterized in that: the valve body assembly (1) is further included, and the lower end of the valve rod (3) is inserted into the valve body assembly (1).