A valve handle

Abstract

The utility model relates to valve handle technical field, concretely is a valve handle, including valve body and handle assembly that is equipped with above valve body, handle assembly includes connecting seat, seat board, limiting slot, rotation axis and handle, and the seat board is equipped with the limiting slot on the upper surface, and the connecting seat is equipped with the rotation axis at the center axle department of seat board, and the rotation axis is equipped with the vertical board on left and right symmetry, and the handle is connected on the vertical board, and the rubber sleeve is equipped with behind the handle, through setting the rotation axis at the center axle department of connecting seat and board seat, with the vertical board of fixed welding on the rotation axis, and through the handle of rotation connecting on the vertical board of rotation rod, realize the 360 degree rotation under the vertical state of handle, and the opening and closing of valve are not influenced at the same time of rotation, improve the use convenient degree under the condition of small operation space and inconvenient operation direction.

Description

Technical Field

[0001] This utility model relates to the field of valve handle technology, specifically a valve handle. Background Technology

[0002] A valve is a device used to control or regulate the flow of fluids (such as liquids, gases, steam, etc.). It can control the flow rate, pressure, and direction of fluids by opening and closing or adjusting the valve opening. Valves are usually composed of valve body, valve cover, valve disc, seals, and operating mechanism. Each type of valve requires a handle to control its opening and closing. The utility model disclosed in CN220102256U is a valve handle, including a handle and an adjusting mechanism. The adjusting mechanism includes a slot, a block, a fixing groove, a screw, a nut, a rotating block, and a limiting groove. The adjusting mechanism is provided on one end surface of the handle, and a valve is installed on the lower surface of the handle. The outer surface of the handle is covered with a corrosion-resistant coating. First, a slot is opened on one side surface of the handle. A block is fixedly connected to one end surface of the handle. A fixing groove is opened on one side surface of the block. A nut is threadedly connected to the outer surface of the screw. A rotating block is fixedly connected to the outer surface of the valve. A limiting groove is opened on one side surface of the rotating block. The block and the rotating block fit tightly together. In the above technical solution, the handle is fixed to the rotating block by screws through the fixing groove and the limiting groove and the nut threaded connection. The fixing groove and different limiting grooves are connected by screws and nuts, thereby achieving the function of the handle for adjusting the valve. However, when adjusting the handle angle, the bolts need to be frequently disassembled and tightened, which is time-consuming, labor-intensive and inconvenient. Utility Model Content

[0003] The purpose of this utility model is to provide a valve handle to solve the problems mentioned in the background art.

[0004] To achieve the above objectives, this utility model provides the following technical solution: A valve handle includes a valve body and a handle assembly on top of the valve body. Pipes are symmetrically arranged on the left and right sides of the valve body. A sealing ring is provided on the inner wall of the valve body, and a butterfly plate is provided on the inner wall of the sealing ring. A bushing is provided at the center of the top of the valve body, and a valve shaft is provided inside the bushing. The handle assembly includes a connecting seat, a seat plate, a limiting groove, a rotating shaft, and a handle. The connecting seat has a seat plate on top and a retaining buckle at the bottom. A limiting groove is formed on the upper surface of the seat plate. A rotating shaft is provided at the central axis of the connecting seat and the seat plate, and vertical plates are symmetrically arranged on the rotating shaft. A handle is connected to the vertical plate, and a rubber sleeve is provided at the rear end of the handle.

[0005] Preferably, the valve body has screw holes on both the left and right sides, and the pipe has corresponding screw holes. Bolts and nuts are provided on both sides of the screw holes, and the bolts pass through the screw holes on the valve body and are threaded onto the nuts.

[0006] In this utility model, connecting plates are welded and fixed on both sides of the valve body. Screw holes are opened on the two side plates of the valve body. A plate is also welded and fixed at the end of the pipe connected to the valve body. A corresponding screw hole is opened on the pipe plate. A rubber gasket is also installed in the middle of the connection between the valve body and the pipe to prevent water leakage.

[0007] Preferably, the sealing ring is fitted onto the inner wall of the valve body, and the butterfly plate has slots on both the upper and lower sides, with a valve shaft connected inside the slots.

[0008] In this invention, the sealing ring tightly fills the microscopic gap between the valve body and the butterfly plate through elastic deformation, forming a physical barrier to prevent fluid leakage. The upper and lower ends of the valve shaft are both rectangular, and the upper and lower sides of the butterfly plate are provided with corresponding rectangular grooves. The rectangular grooves are fitted and fixedly connected to the valve shaft. The valve shaft above the butterfly plate passes through the sealing ring and the valve body and is rotatably connected to the bushing. The bottom of the valve shaft in the rectangular groove below the butterfly plate passes through the lower sealing ring and is rotatably connected to the bottom of the valve body.

[0009] Preferably, the valve shaft is rotatably connected inside the bushing, and the top of the valve shaft has a threaded hole that runs through the front and rear. The front end of the top of the bushing has a retaining groove, and the right end of the top of the bushing has a retaining block. Both the retaining groove and the retaining block are welded and fixed to the bushing.

[0010] In this invention, the top of the valve shaft is rectangular, corresponding to the connecting groove in the upper connecting seat. The stop block and the stop groove are used to limit the opening and closing of the valve, and the valve shaft is used to open and close the valve.

[0011] Preferably, the bottom front end and right end of the connecting seat are welded and fixed with buckles, the bottom center of the connecting seat is provided with a connecting groove, and the front and rear sides of the connecting groove are provided with threaded holes corresponding to the top of the valve shaft, and the threaded hole at the front end of the connecting groove penetrates the connecting seat.

[0012] In this invention, when the valve is in the closed state, the top of the valve shaft is fitted into the connecting groove. At this time, the buckle is in the closed state when it is attached to the front end of the retaining groove, and the bolt passes through the screw hole on the connecting seat and is threaded to the top of the valve shaft. The two buckles correspond to the retaining groove and the retaining block at the lower end, which are used to limit the opening and closing angle of the valve. When the buckle is attached to the front side of the retaining groove, the valve is in the closed state. When the buckle is attached to the rear end of the retaining block, the valve is in the open state.

[0013] Preferably, the top of the connecting seat is welded and fixed to the bottom of the seat plate, and symmetrical vertical plates are welded and fixed to the front and rear sides of the rotating shaft. The vertical plates are provided with round holes, a rotating rod is provided at the round hole of the right end of the vertical plate, and a stop cap is provided at the round hole of the left end of the vertical plate.

[0014] In this invention, the rotating rod is used to rotate the handle upwards by 180°, and the rotating shaft is used to drive the handle connected to it to rotate 360° around its central axis in a vertical position. The vertical rotation of the handle will not affect the opening and closing of the valve. The vertical plate and the rotating rod are used to connect the handle, and the stop cap is used to restrict the left end of the rotating rod so that it will not fall off.

[0015] Preferably, the limiting groove is cross-shaped, and limiting blocks are provided on both sides of the limiting groove, with the bottom of the limiting blocks welded and fixed to the top of the base plate.

[0016] In this invention, the limiting groove is used to restrict the rotation of the handle. When the handle is placed in the limiting groove and a forward rotational force is applied, the handle will press against the limiting block and drive the entire handle assembly to rotate, thereby driving the valve shaft to rotate and realize the opening and closing of the valve.

[0017] Preferably, the rubber sleeve is fitted onto the rear end of the handle, and the front end of the handle has a through-hole. The rotating rod passes through the hole on the vertical plate and is rotatably connected to the front end of the handle, and the stop sleeve is fitted onto the left end of the rotating rod.

[0018] In this invention, the rubber sleeve is used to increase the friction between the hand and the handle, prevent slipping, and protect the handle from corrosion. The rotating rod is used to pass through the round hole at the front end of the vertical plate and the handle. The stop sleeve is used to fix the position of the rotating rod.

[0019] Compared with the prior art, the beneficial effects of this utility model are: 1. This utility model, by setting a rotating shaft at the central axis of the connecting seat and the plate seat, a vertical plate welded and fixed to the rotating shaft, and a handle connected to the vertical plate by a rotating rod, realizes 360° rotation of the handle in the vertical state, and the rotation does not affect the opening and closing of the valve, thus improving the ease of use in situations where the operating space is small and the operating direction is inconvenient.

[0020] 2. This utility model uses a cross-shaped limiting groove on the base plate and limiting posts welded and fixed to the base plate on both sides of the limiting groove. When the handle is placed downward in the limiting groove in any direction, applying a forward or backward force to the handle will cause the handle assembly to rotate forward or backward. Since the top of the valve shaft is threaded into the connecting seat, the valve shaft will also rotate when the handle assembly rotates, thereby opening and closing the valve. Attached Figure Description

[0021] Figure 1 This is a schematic diagram of the overall structure of this utility model; Figure 2 This is a schematic diagram of the valve structure of this utility model; Figure 3This is a schematic diagram showing the connection between the handle assembly and the valve shaft of this utility model; Figure 4 This is a schematic diagram of the bottom of the handle assembly of this utility model; Figure 5 This is a schematic diagram of the top of the handle assembly of this utility model.

[0022] The meanings of the labels in the diagram are as follows: 1. Handle assembly; 101. Handle; 102. Buckle; 103. Connecting seat; 104. Rotating shaft; 105. Seat plate; 106. Limiting block; 107. Connecting groove; 108. Rubber sleeve; 109. Limiting groove; 110. Rotating rod; 111. Vertical plate; 112. Stop cap; 2. Valve body; 201. Bushing; 202. Butterfly plate; 203. Sealing ring; 204. Stop block; 205. Valve shaft; 206. Retaining groove; 3. Pipes. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] Please see Figures 1-5 This embodiment provides a technical solution: A valve handle includes a valve body 2 and a handle assembly 1 on the top of the valve body 2. Pipes 3 are symmetrically arranged on the left and right sides of the valve body 2. Threaded holes are opened on both the left and right sides of the valve body 2, and corresponding threaded holes are opened on the pipes 3. Bolts and nuts are provided on both sides of the threaded holes. The bolts pass through the threaded holes on the valve body 2 and are threadedly connected to the nuts.

[0025] In this utility model, the valve body 2 has connecting plates welded and fixed on both sides. The screw holes on the valve body 2 are opened on the two side plates. The end of the pipe 3 connected to the valve body 2 is also welded and fixed with a plate. The pipe 3 plate has corresponding screw holes. A rubber gasket is also installed in the middle of the connection between the valve body 2 and the pipe 3 to prevent water leakage.

[0026] Furthermore, a sealing ring 203 is provided on the inner wall of the valve body 2, and a butterfly plate 202 is provided on the inner wall of the sealing ring 203. The sealing ring 203 is sleeved on the inner wall of the valve body 2. The butterfly plate 202 has slots on the upper and lower sides, and a valve shaft 205 is connected in the slots.

[0027] In this invention, the sealing ring 203 tightly fills the microscopic gap between the valve body 2 and the butterfly plate 202 through elastic deformation, forming a physical barrier to prevent fluid leakage. The upper and lower ends of the valve shaft 205 are both rectangular, and the upper and lower sides of the butterfly plate 202 are provided with corresponding rectangular grooves. The rectangular grooves are fitted and fixedly connected to the valve shaft 205. The valve shaft 205 above the butterfly plate 202 passes through the sealing ring 203 and the valve body 2, and is rotatably connected to the bushing 201. The bottom of the valve shaft 205 in the rectangular groove below the butterfly plate 202 passes through the lower sealing ring 203 and is rotatably connected to the bottom of the valve body 2.

[0028] Furthermore, a bushing 201 is provided at the center of the top of the valve body 2, and a valve shaft 205 is provided inside the bushing 201. The valve shaft 205 is rotatably connected inside the bushing 201, and a threaded hole that runs through the front and rear is opened at the top of the valve shaft 205. A retaining groove 206 is provided at the front end of the top of the bushing 201, and a retaining block 204 is provided at the right end of the top of the bushing 201. Both the retaining groove 206 and the retaining block 204 are welded and fixed to the bushing 201.

[0029] In this utility model, the top of the valve shaft 205 is rectangular, corresponding to the connecting groove 107 in the upper connecting seat 103. The stop block 204 and the stop groove 206 are used to limit the opening and closing of the valve, and the valve shaft 205 is used to open and close the valve.

[0030] Furthermore, the handle assembly 1 includes a connecting seat 103, a seat plate 105, a limiting groove 109, a rotating shaft 104, and a handle 101. The connecting seat 103 has a seat plate 105 on its top and a retainer 102 on its bottom. The retainer 102 is welded and fixed to the front and right ends of the bottom of the connecting seat 103. A connecting groove 107 is opened at the center of the bottom of the connecting seat 103, and threaded holes corresponding to the top of the valve shaft 205 are opened on the front and rear sides of the connecting groove 107. The threaded hole at the front end of the connecting groove 107 penetrates the connecting seat 103.

[0031] In this utility model, when the valve is in the closed state, the top of the valve shaft 205 is fitted into the connecting groove 107. At this time, the buckle is attached to the front end of the retaining groove 206 in the closed state, and the bolt passes through the screw hole on the connecting seat 103 and is threaded to the top of the valve shaft 205. The two retaining buckles 102 correspond to the lower retaining groove 206 and the stop block 204, which are used to limit the opening and closing angle of the valve. When the retaining buckle 102 is attached to the front side of the retaining groove 206, the valve is in the closed state. When the retaining buckle 102 is attached to the rear end of the stop block 204, the valve is in the open state.

[0032] Furthermore, a limiting groove 109 is provided on the upper surface of the seat plate 105. The limiting groove 109 is cross-shaped, and limiting blocks 106 are provided on both sides of the limiting groove 109. The bottom of the limiting blocks 106 is welded and fixed to the top of the seat plate 105.

[0033] In this utility model, the limiting groove 109 is used to limit the rotation of the handle 101. When the handle 101 is placed in the limiting groove 109 and a forward rotational force is applied, the handle 101 will press against the limiting block 106 to drive the overall handle assembly 1 to rotate, thereby driving the valve shaft 205 to rotate, so as to realize the opening and closing of the valve.

[0034] Furthermore, a rotating shaft 104 is provided at the central axis of the connecting seat 103 and the seat plate 105, and vertical plates 111 are symmetrically provided on the rotating shaft 104. The top of the connecting seat 103 is welded and fixed to the bottom of the seat plate 105. Symmetrical vertical plates 111 are welded and fixed on the front and rear sides of the rotating shaft 104, and round holes are provided on the vertical plates 111. A rotating rod 110 is provided at the round hole of the right vertical plate 111, and a stop cap 112 is provided at the round hole of the left vertical plate 111.

[0035] In this utility model, the rotating rod 110 is used to rotate the handle 101 upward by 180°, the rotating shaft 104 is used to drive the handle 101 connected thereto to rotate 360° around its central axis in a vertical state, and the vertical rotation of the handle 101 will not affect the opening and closing of the valve, the vertical plate 111 and the rotating rod 110 are used to connect the handle 101, and the stop cap 112 is used to restrict the left end of the rotating rod 110 so that it will not fall off.

[0036] Furthermore, a handle 101 is connected to the vertical plate 111. A rubber sleeve 108 is provided at the rear end of the handle 101. The rubber sleeve 108 is fitted onto the rear end of the handle 101. A circular hole is provided at the front end of the handle 101, and a rotating rod 110 passes through the circular hole on the vertical plate 111 and is rotatably connected to the circular hole at the front end of the handle 101. A stop sleeve is fitted onto the left end of the rotating rod 110.

[0037] In this utility model, the rubber sleeve 108 is used to increase the friction between the hand and the handle 101, prevent slipping, and protect the handle from corrosion. The rotating rod 110 is used to pass through the round hole at the front end of the vertical plate 111 and the handle 101. The stop sleeve is used to fix the position of the rotating rod 110.

[0038] In this embodiment, when the valve handle is in use, the butterfly plate 202 is first installed in the valve body 2 with the sealing ring 203. When the valve is closed, the valve shaft 205 is inserted from the upper end of the bushing 201 and fixedly connected to the rectangular groove at the upper end of the butterfly plate 202. At this time, the stop buckle 102 is attached to the front side of the stop groove 206 and the valve is in the closed state. The connecting seat 103 with the connecting groove 107 is fitted into the top of the valve shaft 205 and fixed by bolt thread connection. The handle 101 with the rubber sleeve 108 is rotatably connected to the seat plate 105 with the rotating shaft 104 through the rotating rod 110. Finally, the valve body 2 is fixedly connected to the pipes 3 on both sides by bolts. When other equipment is installed around the valve body 2, and the handle 101 cannot be effectively rotated in one direction, it is necessary to rotate the handle 101 to another direction to push the valve open and close. The handle 101 can be vertically raised by rotating the rod 110, and then the handle 101 can be turned around the central axis of the handle 101 to adjust to the appropriate direction. Then the handle 101 is placed in the limiting groove 109, and the handle 101 is pushed. The handle 101 then abuts against the limiting block 106 to drive the handle assembly 1 to rotate, thereby opening and closing the valve.

Claims

1. A valve handle, comprising a valve body (2) and a handle assembly (1) above the valve body (2), wherein pipes (3) are symmetrically arranged on the left and right sides of the valve body (2), a sealing ring (203) is provided on the inner wall of the valve body (2), a butterfly plate (202) is provided on the inner wall of the sealing ring (203), and a bushing (201) is provided at the center of the top of the valve body (2), wherein a valve shaft (205) is provided inside the bushing (201), characterized in that: The handle assembly (1) includes a connecting seat (103), a seat plate (105), a limiting groove (109), a rotating shaft (104), and a handle (101). The connecting seat (103) has a seat plate (105) on its top and a buckle (102) on its bottom. The upper surface of the seat plate (105) has a limiting groove (109). The connecting seat (103) and the seat plate (105) have a rotating shaft (104) at their central axis. Vertical plates (111) are symmetrically arranged on the rotating shaft (104). The handle (101) is connected to the vertical plate (111). The handle (101) has a rubber sleeve (108) at its rear end.

2. The valve handle according to claim 1, characterized in that: The valve body (2) has screw holes on both the left and right sides, and the pipe (3) has corresponding screw holes. Bolts and nuts are provided on both sides of the screw holes. The bolts pass through the screw holes on the valve body (2) and the pipe (3) and are threaded onto the nuts.

3. The valve handle according to claim 1, characterized in that: The sealing ring (203) is fitted on the inner wall of the valve body (2), and the butterfly plate (202) has slots on the upper and lower sides, and the valve shaft (205) is connected in the slots.

4. The valve handle according to claim 1, characterized in that: The valve shaft (205) is rotatably connected inside the bushing (201), and the top of the valve shaft (205) is provided with a threaded hole that runs through the front and back. The top front end of the bushing (201) is provided with a retaining groove (206), and the right end of the top of the bushing (201) is provided with a stop block (204). The retaining groove (206) and the stop block (204) are both welded and fixed to the bushing (201).

5. The valve handle according to claim 1, characterized in that: The bottom front end and right end of the connecting seat (103) are both welded and fixed with buckles (102). A connecting groove (107) is provided at the center of the bottom of the connecting seat (103), and threaded holes corresponding to the top of the valve shaft (205) are provided on the front and rear sides of the connecting groove (107), and the threaded hole at the front end of the connecting groove (107) penetrates the connecting seat (103).

6. The valve handle according to claim 1, characterized in that: The top of the connecting seat (103) is welded and fixed to the bottom of the seat plate (105), and the seat plate (105) and the connecting seat (103) are rotatably connected to the central axis of the connecting seat (103). Symmetrical vertical plates (111) are welded and fixed on the front and rear sides of the rotating shaft (104), and a round hole is provided on the vertical plate (111). A rotating rod (110) is provided at the round hole of the vertical plate (111) on the right end, and a stop cap (112) is provided at the round hole of the vertical plate (111) on the left end.

7. The valve handle according to claim 1, characterized in that: The limiting groove (109) is cross-shaped, and limiting blocks (106) are provided on both sides of the limiting groove (109). The bottom of the limiting block (106) is welded and fixed to the top of the seat plate (105).

8. The valve handle according to claim 1, characterized in that: The rubber sleeve (108) is fitted on the rear end of the handle (101). The front end of the handle (101) has a through hole. The rotating rod (110) passes through the hole on the vertical plate (111) and is rotatably connected to the hole at the front end of the handle (101). The stop sleeve is fitted on the left end of the rotating rod (110).

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