CN215334520U

CN215334520U - Butt clamp type butterfly valve convenient to dismouting and maintenance

Info

Publication number: CN215334520U
Application number: CN202121084139.0U
Authority: CN
Inventors: 于长永; 于学路
Original assignee: Tianjin City Yongtuo Machinery Co ltd
Current assignee: Tianjin City Yongtuo Machinery Co ltd
Priority date: 2021-05-19
Filing date: 2021-05-19
Publication date: 2021-12-28
Anticipated expiration: 2031-05-19

Abstract

The utility model relates to the technical field of opposite-clamping butterfly valves and discloses an opposite-clamping butterfly valve convenient to disassemble, assemble and maintain, which comprises a bottom frame, wherein the bottom frame is in a hollow hemispherical shape, a top frame which is also in a hollow hemispherical shape is arranged at the top of the bottom frame, a valve is arranged inside the bottom frame and comprises a butterfly plate, the side wall of the butterfly plate is mutually attached to the inner side walls of the bottom frame and the top frame, a fixed bearing fixedly installed at the top end of the side wall of the top frame is arranged at the top of the butterfly plate, a fixed plate fixedly connected with the inner side wall of the fixed bearing is fixedly installed at the top end of the side wall of the butterfly plate, and a rotating plate is fixedly installed on the top wall of the fixed plate. According to the oppositely clamped butterfly valve convenient to disassemble, assemble and maintain, when an external water source enters the bottom frame through the water pipe, water can be accumulated in the bottom frame due to the fact that the bottom frame is in the hollow hemispherical shape, the water on the water pipe can push the water accumulated in the bottom frame to flow together, and therefore the flowing speed of water flow in the bottom frame is reduced, and the effect of improving safety is achieved.

Description

Butt clamp type butterfly valve convenient to dismouting and maintenance

Technical Field

The utility model relates to the technical field of opposite-clamping butterfly valves, in particular to an opposite-clamping butterfly valve convenient to disassemble, assemble and maintain.

Background

The butterfly plate of the wafer butterfly valve is arranged in the diameter direction of the pipeline. In the cylindrical channel of the butterfly valve body, the disc-shaped butterfly plate rotates around the axis, the rotation angle is 0-90 degrees, the flow adjusting effect can be achieved, and when the butterfly plate rotates to 90 degrees, the valve reaches the maximum opening degree. The opposite clamping butterfly valve has simple structure, small volume and light weight and only consists of a few parts. And the valve can be quickly opened and closed only by rotating 90 degrees, the operation is simple, and meanwhile, the valve has good fluid control characteristics.

Current wafer formula butterfly valve adds man-hour and generally is that the integration casting forms or connect through the screw and form, when needs overhaul the inside of butterfly valve, operating personnel need use appurtenance, just can dismantle the butterfly valve, leads to the inconvenience of very when overhauing, and to a great extent has reduced maintenance efficiency.

To the above-mentioned problem, chinese patent with patent publication No. CN210318546U provides a wafer butterfly valve convenient to dismouting and maintenance, including last connecting piece, lower connecting piece and butterfly plate, the equal fixedly connected with first connecting block in both sides of going up the connecting piece bottom for the inner structure of butterfly valve is very stable, has guaranteed the normal use of butterfly valve.

The above prior art solutions have the following drawbacks: through linking together last connecting piece and lower connecting piece through first connecting block and second connecting block, outside water pipe passes through between last connecting piece and the lower connecting piece, when the butterfly plate was opened, outside rivers can be directly from passing through between the lower connecting piece, outside rivers do not have the thing to carry out the speed limit, can make the speed of rivers too fast, lead to inside can be full of by water of water pipe, after rivers stop, can take place the water hammer, lead to the condition of water pipe bursting to take place. Therefore, the wafer butterfly valve convenient to disassemble, assemble and maintain is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly solves the technical problems in the prior art and provides the wafer butterfly valve which is convenient to disassemble, assemble and maintain.

In order to achieve the purpose, the utility model adopts the following technical scheme that the oppositely clamped butterfly valve convenient to disassemble, assemble and maintain comprises a bottom frame, wherein the bottom frame is in a hollow hemispherical shape, a top frame which is also in a hollow hemispherical shape is arranged at the top of the bottom frame, a valve is arranged inside the bottom frame and comprises a butterfly plate, the side wall of the butterfly plate is mutually attached to the inner side walls of the bottom frame and the top frame, a fixed bearing fixedly installed at the top end of the side wall of the top frame is arranged at the top end of the butterfly plate, a fixed plate fixedly connected with the inner side wall of the fixed bearing is fixedly installed at the top end of the side wall of the butterfly plate, a rotating plate is fixedly installed on the top wall of the fixed plate, and connecting devices distributed on the left side and the right side are arranged outside the bottom frame.

As preferred, connecting device includes two sliding trays of fixed mounting in top frame lateral wall bottom, the inside of two sliding trays all is provided with the cardboard that is "L" font, the equal fixed mounting of a lateral wall face that two sliding tray inside kept away from mutually has the spring that links together with the cardboard, the one end that two upper plates kept away from mutually all is provided with the arm-tie that links together through the lateral wall of upper plate lateral wall and spring, the bottom wall of two upper plates all is provided with the bottom plate on the lateral wall top of fixed mounting at the underframe, the draw-in groove that corresponds each other with the cardboard is all seted up to the top wall of two bottom plates, the bottom plate joint is in the inside of draw-in groove.

Preferably, the front end and the rear end of the bottom frame are provided with water through holes corresponding to the side walls of the upper outer circle of the butterfly plate, and the two water through holes are communicated with the inside of the bottom frame and the inside of the top frame.

Preferably, the top of underframe is provided with the clamping device who distributes on two connecting device, and clamping device is including seting up the double-layered groove on the lateral wall face that two upper plates kept away from mutually, and the top in two double-layered grooves all is provided with the control panel, and the equal fixed mounting in bottom wall of two control panels has the threaded rod that runs through the top wall of upper plate, and the bottom of two threaded rods respectively with the arm-tie threaded connection that its position corresponds, the limit bearing at upper plate top is all cup jointed to the lateral wall of two threaded rods.

Advantageous effects

The utility model provides a wafer butterfly valve convenient to disassemble, assemble and maintain. The method has the following beneficial effects:

(1) this wafer formula butterfly valve convenient to dismouting and maintenance, when using, the lateral wall with outside water pipe respectively with the inside wall fixed connection of two limbers together, fixed plate and butterfly plate fixed connection, and the fixed plate passes through fixing bearing and top frame fixed connection together, it is rotatory to change board control fixed plate through the rotation and drive the butterfly plate, after the butterfly plate is rotatory, make the inside water of outside water pipe can communicate each other, when outside water source leads to pipe and gets into the inside of bottom frame, because the underframe is the cavity hemisphere, so the inside can be piled up there is water of underframe, water on the water pipe can promote the inside accumulational water of underframe and flow together, thereby reduce the flow speed of the inside rivers of underframe, the effect that has improved the security has been reached.

(2) This wafer formula butterfly valve convenient to dismouting and maintenance, when using, remove one side of keeping away from mutually two arm-tie, make two cardboards remove to the direction of keeping away from mutually along the inside of sliding tray, lead to the cardboard no longer to block in the inside of bottom plate, make things convenient for top frame and underframe separately, the inside of seeing clearly the bottom frame that the staff can be more clear, the effect of making things convenient for the maintenance has been reached, during the installation, only need aim at the bottom plate with the cardboard press down can, the effect of easy to assemble has been reached.

(3) This wafer formula butterfly valve convenient to dismouting and maintenance, when using, because control panel and arm-tie threaded connection, and arm-tie and upper plate sliding connection, so during the rotary threaded rod, can make the arm-tie rebound, and the cardboard card is in the inside of draw-in groove, so when the arm-tie rebound, can make the inside joint of cardboard and draw-in groove inseparabler, make underframe and top frame be difficult to separate, when cardboard and draw-in groove joint inseparabler, the inseparabler of laminating between upper plate and the bottom plate, the condition of avoiding the inside water of underframe to ooze takes place.

Drawings

FIG. 1 is a front view of an embodiment of the present invention;

FIG. 2 is a front view of the valve of the present invention;

FIG. 3 is a bottom plan view of the upper plate of the present invention;

FIG. 4 is a front view of the lower plate of the present invention;

FIG. 5 is a schematic view of the position of the clamping device of the present invention;

fig. 6 is a schematic view of the connection relationship of the threaded rod of the present invention.

Illustration of the drawings:

1. a bottom frame; 2. a top frame; 3. a valve; 31. a butterfly plate; 32. fixing the bearing; 33. a fixing plate; 34. rotating the plate; 4. a connecting device; 41. an upper plate; 42. a sliding groove; 43. clamping a plate; 44. a spring; 45. pulling a plate; 46. a base plate; 47. a card slot; 5. a clamping device; 51. a clamping groove; 52. a control panel; 53. a threaded rod; 54. a limit bearing; 6. a water hole.

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.

The first embodiment is as follows: referring to fig. 1-4, a wafer butterfly valve convenient to disassemble, assemble and maintain includes a bottom frame 1, the bottom frame 1 is in a hollow hemispherical shape, a top frame 2 which is also in a hollow hemispherical shape is arranged at the top of the bottom frame 1, a valve 3 is arranged inside the bottom frame 1, the valve 3 includes a butterfly plate 31, the side wall of the butterfly plate 31 is mutually attached to the inner side walls of the bottom frame 1 and the top frame 2, a fixed bearing 32 fixedly installed at the top end of the side wall of the top frame 2 is arranged at the top of the butterfly plate 31, a fixed plate 33 fixedly connected with the inner side wall of the fixed bearing 32 is fixedly installed at the top end of the side wall of the butterfly plate 31, and a rotating plate 34 is fixedly installed on the top wall of the fixed plate 33;

the connecting device 4 distributed on the left and right is arranged outside the bottom frame 1, the connecting device 4 comprises two sliding grooves 42 fixedly mounted at the bottom end of the outer side wall of the top frame 2, clamping plates 43 in an L shape are arranged inside the two sliding grooves 42, springs 44 connected with the clamping plates 43 are fixedly mounted on one side wall surfaces far away from the inside of the two sliding grooves 42, pull plates 45 penetrating through the outer side walls of the upper plates 41 and connected with the outer side walls of the springs 44 are arranged at one ends far away from the two upper plates 41, bottom wall surfaces of the two upper plates 41 are provided with bottom plates 46 fixedly mounted at the top ends of the outer side walls of the bottom frame 1, clamping grooves 47 corresponding to the clamping plates 43 are formed in the top wall surfaces of the two bottom plates 46, and the bottom plates 46 are clamped inside the clamping grooves 47;

the limbers 6 that correspond with the excircle department lateral wall on the butterfly plate 31 are seted up at the front and back both ends of underframe 1, two limbers 6 and underframe 1 and the inside intercommunication of top frame 2.

The working principle is as follows: when using, the lateral wall with outside water pipe respectively with two limbers 6's inside wall fixed connection together, fixed plate 33 and butterfly plate 31 fixed connection, and fixed plate 33 is in the same place through fixing bearing 32 and top frame 2 fixed connection, it is rotatory to rotate board 34 control fixed plate 33 through the rotation and drive butterfly plate 31, butterfly plate 31 is rotatory after, make the inside water of outside water pipe communicate each other, when outside water source leads to pipe and enters into the inside of underframe 1, because underframe 1 is the cavity hemisphere, so underframe 1 is inside can be piled up with water, water on the water pipe can promote the inside accumulational water of underframe 1 and flow together, thereby reduce the flow velocity of underframe 1 inside rivers, the effect that has improved the security has been reached.

When using, remove two arm-tie 45 to the one side of keeping away from mutually for two cardboard 43 remove to the direction of keeping away from mutually along the inside of sliding tray 42, lead to cardboard 43 no longer to block in bottom plate 46's inside, make things convenient for top frame 2 and underframe 1 to part, the inside of underframe 1 is seen clearly to the staff can be more clear, the effect of making things convenient for the maintenance has been reached, during the installation, only need with cardboard 43 aim at bottom plate 46 press down can, the effect of easy to assemble has been reached.

Example two: on the basis of the first embodiment, please refer to fig. 5 to 6, the top of the bottom frame 1 is provided with the clamping devices 5 distributed on the two connecting devices 4, each clamping device 5 includes clamping grooves 51 formed on a side wall surface away from the two upper plates 41, the top of each clamping groove 51 is provided with a control plate 52, the bottom wall surfaces of the two control plates 52 are fixedly provided with threaded rods 53 penetrating through the top wall surface of the upper plate 41, the bottom ends of the two threaded rods 53 are respectively in threaded connection with the pull plates 45 corresponding to the positions of the threaded rods, and the side walls of the two threaded rods 53 are respectively sleeved with the limit bearings 54 fixedly mounted on the top of the upper plates 41.

The working principle is as follows: when using, because control panel 52 and arm-tie 45 threaded connection, and arm-tie 45 and upper plate 41 sliding connection, so during rotatory threaded rod 53, can make arm-tie 45 rebound, and cardboard 43 card is in the inside of draw-in groove 47, so when arm-tie 45 rebound, can make cardboard 43 inseparabler with the inside joint of draw-in groove 47, make underframe 1 and top frame 2 be difficult to separate, when cardboard 43 and draw-in groove 47 joint are inseparabler, the laminating is inseparabler between upper plate 41 and the bottom plate 46, the condition of avoiding the inside water of underframe 1 to ooze takes place.

Finally, it should be noted that the above embodiments are merely representative examples of the present invention. It is obvious that the utility model is not limited to the above-described embodiments, but that many variations are possible. Any simple modification, equivalent change and modification made to the above embodiments in accordance with the technical spirit of the present invention should be considered to be within the scope of the present invention.

Claims

1. The utility model provides a wafer formula butterfly valve convenient to dismouting and maintenance, includes underframe (1), its characterized in that: underframe (1) is cavity hemisphere shape, and the top of underframe (1) is provided with top frame (2) that is cavity hemisphere equally, and the inside of underframe (1) is provided with valve (3), and valve (3) include butterfly plate (31), and the lateral wall of butterfly plate (31) laminates with the inside wall of underframe (1) and top frame (2) each other, and the top of butterfly plate (31) is provided with fixing bearing (32) of fixed mounting on top frame (2) lateral wall top, and the lateral wall top fixed mounting of butterfly plate (31) has fixed plate (33) with the inside wall fixed connection of fixing bearing (32), and the top wall fixed mounting of fixed plate (33) has commentaries on classics board (34), the outside of underframe (1) is provided with connecting device (4) of distributing about.

2. The butterfly valve of claim 1, wherein the butterfly valve comprises: connecting device (4) include two sliding tray (42) of fixed mounting in top frame (2) lateral wall bottom, the inside of two sliding tray (42) all is provided with cardboard (43) that are "L" font, the equal fixed mounting of a lateral wall face of keeping away from mutually in two sliding tray (42) has spring (44) of linking together with cardboard (43), the one end of keeping away from mutually in two upper plates (41) all is provided with arm-tie (45) that link together through upper plate (41) lateral wall and spring (44), the bottom wall of two upper plates (41) all is provided with bottom plate (46) of fixed mounting on the lateral wall top of underframe (1), draw-in groove (47) that correspond each other with cardboard (43) are all seted up to the top wall of two bottom plates (46), bottom plate (46) joint is in the inside of draw-in groove (47).

3. The butterfly valve of claim 1, wherein the butterfly valve comprises: both ends seted up in the front and back of underframe (1) with butterfly plate (31) go up the limbers (6) that excircle department lateral wall corresponds, two limbers (6) and the inside intercommunication of underframe (1) and top frame (2).

4. The butterfly valve of claim 2, wherein the butterfly valve comprises: the top of underframe (1) is provided with clamping device (5) that distribute on two connecting device (4), clamping device (5) are including offering double-layered groove (51) on the lateral wall face of keeping away from mutually in two upper plates (41), the top of two double-layered grooves (51) all is provided with control panel (52), the equal fixed mounting in bottom wall face of two control panels (52) has threaded rod (53) that runs through the top wall face of upper plate (41), the bottom of two threaded rod (53) is rather than arm-tie (45) threaded connection that the position corresponds respectively, fixed mounting is all cup jointed at the lateral wall of two threaded rod (53) spacing bearing (54) at upper plate (41) top.