CN219013500U - Electric door opener suitable for large ball valve - Google Patents
Electric door opener suitable for large ball valve Download PDFInfo
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- CN219013500U CN219013500U CN202223518962.5U CN202223518962U CN219013500U CN 219013500 U CN219013500 U CN 219013500U CN 202223518962 U CN202223518962 U CN 202223518962U CN 219013500 U CN219013500 U CN 219013500U
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- speed reducer
- ball valve
- connecting piece
- key shaft
- oil seal
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Abstract
An electric door opener suitable for large ball valves. Before, during stopping and heating, the staff needs to open and close the valve, and the manpower is very high. An electric door opener for a large ball valve, comprising: the electric wrench comprises an electric wrench body (1) and a turbine speed reducer (2), wherein the electric wrench body is connected with the turbine speed reducer, a torque rotating shaft (3) on the electric wrench body is connected with a speed reducer connecting piece (4), the speed reducer connecting piece is connected with an oil seal wheel key shaft (5) of the turbine speed reducer, a worm key shaft (7) of the turbine speed reducer is connected with a ball valve connecting piece (6), and the ball valve connecting piece is inserted in the middle of a ball valve hand wheel (8). The electric door opener suitable for the large ball valve is characterized in that a speed reducer connecting piece consists of a torque rotating shaft plug-in (4-1) and an oil seal wheel key shaft plug-in (4-2); the oil seal wheel key shaft plug-in consists of a cylindrical part A (4-2-1) and a square key A (4-2-2). The utility model is applied to the field of large ball valves.
Description
Technical field:
the utility model relates to an electric door opener suitable for a large ball valve.
The background technology is as follows:
the total length of a main heat supply pipe network of the large Tang Yanan thermal power plant is 19.16 km, 20 block valves are arranged, and the valves are DN1200 all-welded ball valves. The ball valve adopts full-diameter type, mainly comprises a valve body, a ball body, a valve seat, a valve rod and a turbine transmission mechanism, wherein the valve design torque is 55000 N.m, and the valve opening torque is about 150 N.m (considering water resistance) under the clamping of a turbine box. The torque that a normal adult can produce is essentially 150n·m, so the physical effort to the personnel during the operation of the ball valve is very great, plus the space in the valve well is limited, the operation of a ball valve is about 2 hours. During stopping and heating, workers need to open and close the valve, and the consumed manpower is very large.
The utility model comprises the following steps:
the utility model aims to provide an electric door opener suitable for a large ball valve.
The above object is achieved by the following technical scheme:
an electric door opener for a large ball valve, comprising: the electric wrench is connected with the turbine speed reducer, a torque rotating shaft on the electric wrench is connected with a speed reducer connecting piece, the speed reducer connecting piece is connected with an oil seal wheel key shaft of the turbine speed reducer, a worm key shaft of the turbine speed reducer is connected with a ball valve connecting piece, and the ball valve connecting piece is inserted in the middle of a ball valve hand wheel.
The electric door opener is suitable for large ball valves, and the speed reducer connecting piece consists of a torque rotating shaft plug-in and an oil seal wheel key shaft plug-in; the oil seal wheel key shaft plug-in consists of a cylindrical part A and a square key A, and the square key A is fixedly connected with the outer side of the cylindrical part A.
The electric door opener is suitable for large ball valves, and the ball valve connecting piece consists of three clamping plates, a circular plate and a worm key shaft plug-in; the worm key shaft plug-in consists of a cylindrical part B and a square key B, and the square key B is fixedly connected with the outer side of the cylindrical part B.
The utility model has the beneficial effects that:
1. the utility model saves labor and eliminates safety risks. The original manual operation is replaced by the self-made connecting piece, the total weight of the whole set of equipment is not more than 4 kg, and the operation and the carrying are convenient. When the well is in operation, the occurrence of a great deal of anoxic shock of the human body caused by manual operation is avoided.
2. The utility model is reasonable in assembly and reduces the door opening time. Through utilizing the reasonable assembly of speed reducer and electric spanner, will originally need 90 minutes just can open the valve, optimize to 20 minutes, saved more than two thirds of time, under the accident condition, 1 hour can save heating system about 500 tons of water source losses, reduce the loss of enterprise, guarantee personal safety.
The torque rotating shaft plug-in on the speed reducer connecting piece is inserted into the torque rotating shaft on the electric wrench, the oil seal wheel key shaft plug-in on the other end of the speed reducer connecting piece is inserted into the oil seal wheel key shaft of the turbine speed reducer, the torque rotating shaft plug-in is of a rectangular structure, the torque rotating shaft plug-in and the oil seal wheel key shaft plug-in are integrally and fixedly connected through a welding mode, the speed reducer connecting piece is driven to rotate when the electric wrench works, the speed reducer connecting piece can drive the oil seal wheel key shaft on the turbine speed reducer to rotate, the worm is driven to rotate due to the fact that the oil seal wheel on the oil seal wheel key shaft is meshed with a worm in the turbine speed reducer, the worm is driven to rotate, the worm key shaft plug-in on one side of the ball valve connecting piece is inserted into the worm key shaft, and three clamping plates on the other end of the ball valve connecting piece are respectively inserted between three rib plates of the ball valve, so that the worm key shaft is driven to rotate when the worm key shaft rotates, and the three clamping plates are driven to rotate when the worm key shaft rotates, so that the hand wheel on the large ball valve rotates.
Description of the drawings:
fig. 1 is a schematic diagram of the structure of the present utility model.
Fig. 2 is a schematic structural view of the speed reducer connecting member.
Fig. 3 is a left side view of fig. 2.
Fig. 4 is a top view of fig. 3.
Fig. 5 is a schematic structural view of a ball valve connector.
Fig. 6 is a right side view of fig. 5.
Fig. 7 is a top view of fig. 6.
Fig. 8 is a schematic structural view of the turbine speed reducer.
Fig. 9 is a left side view of fig. 8.
Fig. 10 is a schematic diagram of the hand wheel structure of a large ball valve.
In the figure: 1. 2, a turbine speed reducer, 3, a torque rotating shaft, 4, a speed reducer connecting piece, 5, an oil seal wheel key shaft, 6, a ball valve connecting piece, 7, a worm key shaft, 8, a ball valve hand wheel, 9, a worm, 4-1, a torque rotating shaft plug-in unit, 4-2, an oil seal wheel key shaft plug-in unit, 4-2-1, a cylindrical piece A,4-2-2, a square key A,6-1, a clamping plate, 6-2, a worm key shaft plug-in unit, 6-2-1, a cylindrical piece B and 6-2-2, and a square key B.
The specific embodiment is as follows:
example 1:
an electric door opener for a large ball valve, comprising: the electric wrench is connected with the turbine speed reducer 2, a torque rotating shaft 3 on the electric wrench is connected with a speed reducer connecting piece 4, the speed reducer connecting piece is connected with an oil seal wheel key shaft 5 of the turbine speed reducer, a worm key shaft 7 of the turbine speed reducer is connected with a ball valve connecting piece 6, and the ball valve connecting piece is inserted in the middle of a ball valve hand wheel 8.
Example 2:
the electric door opener suitable for the large ball valve is characterized in that the speed reducer connecting piece consists of a torque rotating shaft plug-in unit 4-1 and an oil seal wheel key shaft plug-in unit 4-2; the oil seal wheel key shaft plug-in consists of a cylindrical part A4-2-1 and a square key A4-2-2, wherein the square key A is fixedly connected with the outer side of the cylindrical part A. The torque rotating shaft plug-in and the oil seal wheel key shaft plug-in are of an integrated structure, wherein a square key A on the oil seal wheel key shaft plug-in is a cuboid key with the diameter of 6x10x40 mm; the torque rotating shaft plug-in consists of a structure with the length of 30mm and the width of 19mm and the section of square, and the size of a cylindrical part A on the oil seal wheel key shaft plug-in is 40x40mm.
Example 3:
the electric door opener suitable for the large ball valve is characterized in that the ball valve connecting piece consists of three clamping plates 6-1, a worm key shaft plug-in unit 6-2 and a circular plate 6-3; the worm key shaft plug-in unit consists of a cylindrical part B6-2-1 and a square key B6-2-2, the three clamping plates are of arc-shaped plate structures, the end parts of the clamping plates are fixedly connected with the circular plate into a whole through welding, and the circle center of the other end of the circular plate and the circle center of the worm key shaft plug-in unit are of an integrated structure through welding; the square key B is fixedly connected with the outer side of the cylindrical member B. The diameter of the circular plate is 110mm, and the square key B is a cuboid key with the diameter of 6x10x40 mm; the length of the clamping plate is 50mm.
Example 4:
the electric door opener mainly comprises a power source composed of an electric wrench, a turbine speed reducer, a speed reducer connecting piece and a ball valve connecting piece, wherein the ball valve connecting piece and a force application part are composed of three parts, the power source is a handheld electric wrench, the transmission mechanism is a speed reducer, and the force application part is a valve rod hand wheel clamping piece. When the electric wrench works, the speed reducer connecting piece is driven to rotate, the speed reducer connecting piece can drive the oil seal wheel key shaft on the turbine speed reducer to rotate, as the oil seal wheel on the oil seal wheel key shaft is meshed with the worm in the turbine speed reducer to rotate, the worm is driven to rotate, the worm drives the worm key shaft at the end part to rotate, the worm key shaft plug-in on one side of the ball valve connecting piece is inserted into the worm key shaft, the three clamping plates at the other end of the ball valve connecting piece are respectively inserted between the three rib plates of the ball valve, so that the worm key shaft is driven to rotate when the worm rotates, and the three clamping plates are driven to rotate when the worm key shaft rotates, so that the hand wheel on the large ball valve rotates. The hand-held electric wrench structure can transmit torque of 600 N.m, rotate at 2100r/min and weigh 0.8 kg, and adopts a brushless motor to support forward and reverse rotation. The speed reducer of the worm and gear speed reducer structure has a speed reduction ratio of 30 and a weight of 1.3 kg and supports forward and reverse rotation.
Claims (3)
1. An electric door opener for a large ball valve, comprising: the electric wrench is connected with the turbine speed reducer, and is characterized in that: the torque rotating shaft on the electric wrench is connected with the speed reducer connecting piece, the speed reducer connecting piece is connected with the oil seal wheel key shaft of the turbine speed reducer, the worm key shaft of the turbine speed reducer is connected with the ball valve connecting piece, and the ball valve connecting piece is inserted in the middle of the ball valve hand wheel.
2. The electric door opener for a large ball valve according to claim 1, characterized in that: the speed reducer connecting piece consists of a torque rotating shaft plug-in and an oil seal wheel key shaft plug-in;
the oil seal wheel key shaft plug-in consists of a cylindrical part A and a square key A, and the square key A is fixedly connected with the outer side of the cylindrical part A.
3. The electric door opener for a large ball valve according to claim 1, characterized in that: the ball valve connecting piece consists of three clamping plates, a circular plate and a worm key shaft plug-in;
the worm key shaft plug-in consists of a cylindrical part B and a square key B, and the square key B is fixedly connected with the outer side of the cylindrical part B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223518962.5U CN219013500U (en) | 2022-12-29 | 2022-12-29 | Electric door opener suitable for large ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223518962.5U CN219013500U (en) | 2022-12-29 | 2022-12-29 | Electric door opener suitable for large ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219013500U true CN219013500U (en) | 2023-05-12 |
Family
ID=86235390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223518962.5U Active CN219013500U (en) | 2022-12-29 | 2022-12-29 | Electric door opener suitable for large ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219013500U (en) |
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2022
- 2022-12-29 CN CN202223518962.5U patent/CN219013500U/en active Active
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