CN216078347U

CN216078347U - Manual regulation butterfly valve

Info

Publication number: CN216078347U
Application number: CN202122688897.XU
Authority: CN
Inventors: 邹兴武; 林子琴
Original assignee: Zhangzhou Jiacheng Fluid Machinery Co ltd
Current assignee: Zhangzhou Jiacheng Fluid Machinery Co ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-03-18
Anticipated expiration: 2031-11-05

Abstract

The utility model belongs to the technical field of the valve body is adjusted and specifically relates to a manual regulation butterfly valve is related to, and it includes valve body and valve shaft, the valve body outside is provided with adjusting part, adjusting part includes the rotation piece of stop collar and normal running fit in the stop collar, the stop collar sets up on the valve body, it sets up on the valve shaft to rotate the piece, be provided with a plurality of gear holes on the stop collar, rotate and be provided with on the piece with gear hole complex inserted block. This application has the effect of being convenient for fixed butterfly valve flow value.

Description

Manual regulation butterfly valve

Technical Field

The application relates to the field of valve body regulation, especially to a manual regulation butterfly valve.

Background

The opening and closing part of the butterfly valve is a disc-shaped butterfly plate, and the butterfly plate rotates around a valve shaft in a reciprocating mode by about 90 degrees to achieve the purpose of opening, closing or adjusting medium flow. The valve shaft is fixedly connected with the butterfly plate, one end, far away from the butterfly plate, of the valve shaft penetrates out of the valve body and is connected with the handle, and the butterfly plate can be controlled to rotate by rotating the handle so as to achieve adjustment and opening and closing of the butterfly valve.

In view of the above-described related art, the inventors consider that the following drawbacks exist: when the user adjusts the flow of the butterfly valve, the position of the handle cannot be fixed, so that the flow value of the butterfly valve cannot be fixed.

SUMMERY OF THE UTILITY MODEL

To facilitate fixing the flow value of the butterfly valve, the present application provides a manually adjustable butterfly valve.

The application provides a manual regulation butterfly valve adopts following technical scheme:

the utility model provides a manual regulation butterfly valve, includes valve body and valve shaft, the valve body outside is provided with adjusting part, adjusting part includes stop collar and the rotation piece of normal running fit in the stop collar, the stop collar sets up on the valve body, it sets up on the valve shaft to rotate the piece, be provided with a plurality of gear holes on the stop collar, rotate and be provided with on the piece with gear hole complex inserted block.

Through adopting above-mentioned technical scheme, rotate the piece and can drive the valve shaft and rotate to adjust the butterfly valve flow, adjust the completion back, the inserted block rotates to the position that corresponds with the gear hole along with rotating the piece, pegs graft through inserted block and gear hole, can fix the position of rotating the piece, thereby the flow value of fixed butterfly valve.

Optionally, a handle rod is arranged on the insertion block, and the handle rod penetrates through the rotating piece in a sliding mode.

Through adopting above-mentioned technical scheme, through setting up the handlebar to the user of service manipulates the inserted block and pegs graft with the gear hole or break away from, and it is also more convenient that the user of service rotates the piece of rotating simultaneously.

Optionally, the rotating member is provided with an elastic member for moving the insertion block toward the gear hole.

Through adopting above-mentioned technical scheme, when adjusting the butterfly valve flow, the user pulls the handle pole so that the inserted block breaks away from the gear hole, adjusts the completion back, loosens the handle pole, and the inserted block can insert the gear hole automatically under the elastic component effect, and it is more convenient to operate.

Optionally, a limiting groove for limiting the rotation range of the handle rod is arranged on the limiting sleeve.

Through adopting above-mentioned technical scheme, the turned angle of handle pole is injectd in certain extent to reduce the too big turned angle of handle pole, lead to the probability that the phenomenon that butterfly plate and valve body inner chamber are not tight takes place.

Optionally, a fixing column matched with the gear hole is arranged on the rotating piece in a penetrating mode through threads.

Through adopting above-mentioned technical scheme, to the flow control completion back of butterfly valve, rotate the fixed column so that the fixed column inserts corresponding gear downthehole, can further prescribe a limit to the rotation that rotates the piece, prevent that the staff from bumping the handle pole by mistake and leading to the flow value of butterfly valve to be changed.

Optionally, an accommodating groove is formed in the rotating part, and a control assembly for controlling the rotating of the fixing column is arranged in the accommodating groove.

Through adopting above-mentioned technical scheme, through setting up control assembly, it is more convenient that the user of service rotates the fixed column.

Optionally, the control assembly includes intermeshing's driving gear and driven gear, and driving gear and driven gear all rotate and install on the holding tank lateral wall, the fixed column sets up on driven gear and with driven gear synchronous rotation, driving gear protrusion in holding tank.

Through adopting above-mentioned technical scheme, the required application of force point of fixed column is rotated in order to change in the meshing of driving gear and driven gear, rotates the driving gear, and it is rotatory to drive the fixed column through driven gear to the drive fixed column moves and inserts the gear downthehole to the gear hole, and it is more convenient to operate.

Optionally, a sliding groove is formed in the fixing column, and a sliding block in sliding fit with the sliding groove is arranged on the driven gear.

Through adopting above-mentioned technical scheme, when driven gear drove the fixed column pivoted, the fixed column can slide on rotating the piece to peg graft with the gear hole.

Drawings

FIG. 1 is a schematic view of an overall structure of a manual adjustment butterfly valve according to an embodiment of the present disclosure.

Fig. 2 is a partial schematic view of the stop collar and the rotating member in the embodiment of the present application.

Fig. 3 is a schematic view of the internal structure of the rotating member in the embodiment of the present application (the fixed column and the rotating member are in an exploded state).

Reference numerals: 1. a valve body; 11. a valve shaft; 2. an adjustment assembly; 21. a limiting sleeve; 211. a gear hole; 212. a limiting groove; 22. a rotating member; 221. rotating the groove; 222. a guide hole; 223. mounting grooves; 224. a fixing hole; 225. accommodating grooves; 226. a second ring groove; 23. a plug-in unit; 231. inserting a block; 232. a stopper; 233. a handle bar; 3. an elastic member; 4. fixing a column; 41. a chute; 5. a control component; 51. a driving gear; 52. a driven gear; 521. a first ring groove; 53. a support ring; 54. a slide block.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses manual regulation butterfly valve. Referring to fig. 1 and 2, the manual adjusting butterfly valve comprises a valve body 1, a butterfly plate, a valve shaft 11 and an adjusting assembly 2 arranged outside the valve body 1, wherein one end of the valve shaft 11 is positioned in the valve body 1 and fixedly connected with the butterfly plate, the other end of the valve shaft 11 penetrates out of the valve body 1, the part of the valve shaft 11 positioned in the valve body 1 is cylindrical, and the cross section of the part positioned outside the valve body 1 is square; the adjusting assembly 2 fixes the rotation angle of the butterfly plate by controlling the rotation angle of the valve shaft 11, thereby fixing the flow rate of the butterfly valve at a specific value.

Referring to fig. 1 and 2, the adjusting assembly 2 includes a limiting sleeve 21, a rotating member 22 and a plug 23, the limiting sleeve 21 is cylindrical and is coaxial with the valve shaft 11, and one end of the limiting sleeve 21 close to the valve body 1 is fixedly mounted on the valve body 1; the rotating part 22 is cylindrical and coaxially penetrates through the limiting sleeve 21, a rotating groove 221 is formed in the end face, close to the valve body 1, of the rotating part 22 along the axial direction of the rotating part, the rotating groove 221 is square along the axial cross section of the rotating part 22 and matched with the cross section of the valve shaft 11, the rotating part 22 is sleeved on the valve shaft 11, and the valve shaft 11 can be controlled to rotate through the rotating part 22.

Referring to fig. 1 and 2, the plug 23 includes an integrally disposed plug 231, a stopper 232, and a handle bar 233, the plug 231, the stopper 232, and the handle bar 233 are all cylindrical and coaxially disposed, an axis of the plug 231 is perpendicular to and intersects with an axis of the rotation member 22, the stopper 232 is disposed between the plug 231 and the handle bar 233, a length of the plug 231 is smaller than a length of the stopper 232, and a length of the stopper 232 is smaller than a length of the handle bar 233.

Referring to fig. 1 and 2, a circular guide hole 222 for the plug 23 to pass through is formed in the rotating member 22, the guide hole 222 is located on one side of the valve shaft 11 away from the valve body 1, the guide hole 222 penetrates through the rotating member 22 in the radial direction and is communicated with the rotating slot 221, the axis of the guide hole 222 is perpendicular to two parallel side walls of the rotating slot 221, and the rotating slot 221 divides the guide hole 222 into two parts; wherein, the diameter of a part of the guide holes 222 is equal to the diameter of the stop block 232, the diameter of the other part of the guide holes 222 is equal to the diameter of the handle bar 233, the plug 23 is slidably inserted into the guide holes 222, the stop block 232 and the handle bar 233 are respectively inserted into the corresponding positions of the guide holes 222, one end of the handle bar 233 far away from the stop block 232 is located outside the rotating member 22, and the rotation of the valve shaft 11 can be controlled by the handle; the end of the handle bar 233 remote from the stop 232 is fitted with a handle ball to facilitate the handling of the handle bar 233 by a user.

Referring to fig. 1 and 2, the insertion block 231 is located at an edge position of the guide hole 222, and pushing the handle bar 233 enables the insertion block 231 to be located outside the guide hole 222; the lateral wall of the limiting sleeve 21 is provided with a plurality of gear holes 211 corresponding to the inserting blocks 231, each gear hole 211 is a circular hole, the axis of each gear hole 211 is perpendicular to and intersected with the axis of the limiting sleeve 21, the axis of each limiting hole is coplanar with the axis of each inserting block 231, and when each inserting block 231 is coaxial with one gear hole 211, the handle rod 233 is pushed to enable each inserting block 231 to be inserted into each gear hole 211, so that the rotation of the rotating piece 22 can be limited. The plurality of gear holes 211 are uniformly distributed along the circumferential direction of the limiting sleeve 21 at intervals, and the opening and closing of the butterfly valve can be realized by rotating the rotating member 22 by 0 to 90 degrees in the embodiment, so that the distribution track of the gear holes 211 on the side wall of the limiting sleeve 21 is a minor arc, and when the inserting block 231 is matched with the two gear holes 211 at the edge, the butterfly valve is in a closed or completely opened state.

Referring to fig. 1 and 2, in order to facilitate the insertion block 231 to be matched with the gear hole 211, an elastic member 3 is disposed in the rotation slot 221 at a position corresponding to the handle bar 233, in this embodiment, the elastic member 3 is a spring, the spring is sleeved on the handle bar 233, a mounting slot 223 is disposed on a side wall of the rotation slot 221 away from the stop block 232, a diameter of the stop block 232 is larger than that of the handle bar 233, one end of the spring is fixedly embedded in the mounting slot 223, and the other end of the spring abuts against an end surface of the stop block 232 close to the handle bar 233; the spring is in a compressed state, and the insert 231 always tends to move out of the guide hole 222 by the spring.

Referring to fig. 1 and 2, a position of the position-limiting sleeve 21 corresponding to the handle bar 233 is provided with a position-limiting groove 212, the position-limiting groove 212 opens along a direction away from the valve body 1, two side walls of the position-limiting groove 212 extending along the axial direction of the position-limiting sleeve 21 can limit the position of the handle bar 233 to limit the rotation angle of the handle bar 233, and in this embodiment, the position-limiting groove 212 can limit the rotation angle of the handle bar 233 between 0 and 90 degrees.

Referring to fig. 2 and 3, when a user adjusts the flow rate value of the butterfly valve, a fixing hole 224 is formed in an outer wall of the rotor 22 to fix the position of the rotor 22, and the fixing hole 224 is a screw hole and communicates with the rotor groove 221. A fixed column 4 penetrates through the internal thread of the fixed hole 224, the fixed column 4 is arranged corresponding to the gear hole 211, and when the insertion block 231 is inserted into the gear hole 211, the fixed column 4 is rotated to enable the fixed column 4 to move outwards and be inserted into the gear hole 211 so as to limit the rotation of the rotating piece 22; the included angle between the axis of the fixing column 4 and the axis of the inserting block 231 is an integral multiple of the included angle between the axes of the two adjacent gear holes 211, the included angle between the axis of the fixing column 4 and the axis of the inserting block 231 is twice the included angle between the axes of the two adjacent gear holes 211 in the embodiment, and meanwhile, two gear holes 211 are additionally arranged at corresponding positions on the limiting sleeve 21 to allow the fixing column 4 to be inserted.

Referring to fig. 3, in order to facilitate the rotation of the fixing column 4, an accommodating groove 225 is formed in the rotating member 22, the accommodating groove 225 is rectangular and is opened by an end surface of the rotating member 22 away from the valve body 1, the accommodating groove 225 is communicated with the fixing hole 224, and the accommodating groove 225 is internally provided with a control assembly 5. The control assembly 5 includes a driving gear 51 and a driven gear 52 engaged with each other, and in this embodiment, the driving gear 51 and the driven gear 52 are both cylindrical gears and have the same size. The driven gear 52 is coaxially sleeved on the fixed column 4, the two end faces of the driven gear 52 are respectively provided with a first annular groove 521, the side wall of the accommodating groove 225 is provided with a second annular groove 226 corresponding to the first annular groove 521, the supporting ring 53 is fixedly embedded in the second annular groove 226, and one end, far away from the second annular groove 226, of the supporting ring 53 is embedded in the first annular groove 521 in a sliding manner, so that the driven gear 52 is rotatably installed in the accommodating groove 225. The driving gear 51 is rotatably installed in the accommodating groove 225, the driving gear 51 and the driven gear 52 are installed in the same manner, and the driving gear 51 is located on one side of the driven gear 52 away from the valve body 1 and partially exposed out of the accommodating groove 225, so that a user can rotate the driving gear 51.

Driven gear 52 inside wall an organic whole is provided with two sliders 54, and two sliders 54 set up relatively, offer on the fixed column 4 along self axial with slider 54 sliding fit's spout 41, driven gear 52 can drive fixed column 4 and rotate, through the threaded connection of fixed column 4 and fixed orifices 224, drive fixed column 4 and insert in the gear hole 211.

The implementation principle of this application embodiment a manual regulation butterfly valve does: when the flow value of the butterfly valve needs to be adjusted, the handle lever 233 is pulled to enable the insert block 231 to be separated from the gear hole 211, then the handle lever 233 is rotated to control the rotation of the butterfly plate, after the butterfly plate rotates to a proper position, the handle lever 233 is loosened, the insert block 231 is automatically inserted into the gear hole 211 under the action of the elastic piece 3, and the rotation of the butterfly plate is limited; then, a user rotates the driving gear 51, the fixed column 4 is driven to rotate through the driven gear 52, the fixed column 4 moves outwards and is inserted into the gear hole 211, and therefore rotation of the butterfly plate is further limited, the phenomenon that the handle rotates due to mistaken touch of the worker is reduced, and the flow of the butterfly valve is fixed to a specific value.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a manual regulation butterfly valve, includes valve body (1) and valve shaft (11), its characterized in that: the valve body (1) outside is provided with adjusting part (2), adjusting part (2) include stop collar (21) and normal running fit rotating piece (22) in stop collar (21), stop collar (21) set up on valve body (1), it sets up on valve shaft (11) to rotate piece (22), be provided with a plurality of gear holes (211) on stop collar (21), it is provided with on rotation piece (22) with gear hole (211) complex inserted block (231).

2. A manually adjustable butterfly valve according to claim 1, characterised in that: the insertion block (231) is provided with a handle rod (233), and the handle rod (233) penetrates through the rotating piece (22) in a sliding mode.

3. A manually adjustable butterfly valve according to claim 2, characterised in that: the rotating piece (22) is provided with an elastic piece (3) which enables the inserting block (231) to move towards the gear hole (211).

4. A manually adjustable butterfly valve according to claim 2, characterised in that: the limiting sleeve (21) is provided with a limiting groove (212) used for limiting the rotation range of the handle rod (233).

5. A manually adjustable butterfly valve according to claim 1, characterised in that: a fixed column (4) matched with the gear hole (211) penetrates through the upper thread of the rotating piece (22).

6. A manually adjustable butterfly valve according to claim 5, characterised in that: an accommodating groove (225) is formed in the rotating piece (22), and a control assembly (5) used for controlling the rotating of the fixing column (4) is arranged in the accommodating groove (225).

7. The manual adjustment butterfly valve of claim 6, wherein: control assembly (5) are including intermeshing's driving gear (51) and driven gear (52), and driving gear (51) and driven gear (52) are all rotated and are installed on holding tank (225) lateral wall, fixed column (4) set up on driven gear (52) and with driven gear (52) synchronous revolution, driving gear (51) protrusion in holding tank (225).

8. The manual adjustment butterfly valve of claim 7, wherein: a sliding groove (41) is formed in the fixing column (4), and a sliding block (54) in sliding fit with the sliding groove (41) is arranged on the driven gear (52).