CN210069098U - Valve turns to extension fixture - Google Patents
Valve turns to extension fixture Download PDFInfo
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- CN210069098U CN210069098U CN201920884683.XU CN201920884683U CN210069098U CN 210069098 U CN210069098 U CN 210069098U CN 201920884683 U CN201920884683 U CN 201920884683U CN 210069098 U CN210069098 U CN 210069098U
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- gear
- valve
- steering
- steering gear
- wheel disc
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Abstract
The utility model provides a valve turns to extension fixture, include: one end of the valve rod is connected with the valve body, and the other end of the valve rod is connected with the gear wheel disc; an included angle is formed between a gear in the gear wheel disc and the wheel disc; the gear wheel disc is provided with a steering gear, the steering gear comprises a shell, a steering gear and a guide wheel, the steering gear and the guide wheel are embedded into the shell of the steering gear and fixed in position, the steering gear is meshed with a gear on the gear wheel disc, and the gear wheel disc can be rotated by rotating the steering gear; one end of the extension rod is connected with the steering gear, the other end of the extension rod is connected with the hand wheel, the rotating torque is transmitted to the steering gear through the extension rod by rotating the hand wheel, and the steering gear rotates to drive the gear wheel disc to rotate so as to operate the opening and closing of the valve body; the utility model also provides another valve steering extension device; the utility model discloses a size meshing's mode produces a valve extension bar that can turn to, can realize the transform to the arbitrary angle of valve, the extension of length.
Description
Technical Field
The utility model relates to a valve turns to technical field, especially relates to a valve turns to extension fixture.
Background
In a power plant, a plurality of valves exist, the arrangement space is narrow, the valves cannot be arranged in a place convenient to operate, and the valve rod needs to be lengthened or turned. In particular to an oil pipeline, in order to prevent a valve rod from falling off to block the smoothness of an oil circuit in the operation, the specification < < DL/T5210.1-2012 acceptance and evaluation regulation > of the construction quality of electric power construction clearly requires that the valve rod must be placed upside down or placed horizontally. The valve of the accident oil drainage pipeline is often placed in the valve well, and in order to put down the valve and facilitate operation, the valve well needs to be large in size and provided with the ladder stand, so that investment is increased, and the operation can be carried out only by climbing into the valve well, and the operation is very inconvenient. How to conveniently operate a similar valve horizontally placed in a valve well becomes an important subject.
SUMMERY OF THE UTILITY MODEL
The utility model provides a valve turns to extension fixture to solve the technical problem that the valve among the prior art can not angle of adjustment realized the level or put upside down in the valve well, thereby adopted the mode of size meshing, produced a valve extension bar that can turn to, can realize the transform to the arbitrary angle of valve, the extension of length, and then the realization is arranged at the local valve of inconvenient operation, can move the place of convenient operation through this device with the actual operating position.
In order to solve the technical problem, the embodiment of the utility model provides a valve turns to extension fixture, include: the valve comprises a valve body, a valve rod, a gear wheel disc, a steering gear, an extension rod and a hand wheel;
one end of the valve rod is connected with the valve body, and the other end of the valve rod is connected with the gear wheel disc; an included angle is formed between a gear in the gear wheel disc and the wheel disc; the gear wheel disc is provided with a steering gear, the steering gear comprises a shell, a steering gear and a guide wheel, the steering gear and the guide wheel are embedded into the steering gear shell and fixed in position, the steering gear is meshed with a gear on the gear wheel disc, and the gear wheel disc can be rotated by rotating the steering gear; one end of the extension rod is connected with the steering gear, the other end of the extension rod is connected with the hand wheel, rotating torque is transmitted to the steering gear through the extension rod by rotating the hand wheel, and the steering gear rotates to drive the gear wheel disc to rotate so as to operate the valve body to be opened and closed.
Preferably, the angle between the gear in the gear wheel disc and the wheel disc is 90 degrees.
Preferably, a groove track is arranged below the gear wheel disc, so that the guide wheel is embedded into the groove track, the steering gear is prevented from falling off, and the function of guiding is achieved.
Preferably, the number of the guide wheels is two or more.
Preferably, the extension pole is of fixed length or is telescopic.
A valve steer extension, comprising: the valve comprises a valve body, a valve rod, a gear wheel disc, a steering gear, a flange plate and a hand wheel;
one end of the flange plate is connected with the hand wheel, and the other end of the flange plate is connected with the gear wheel disc; an included angle is formed between a gear in the gear wheel disc and the wheel disc; the gear wheel disc is provided with a steering gear, the steering gear comprises a shell, a steering gear and a guide wheel, the steering gear and the guide wheel are embedded into the steering gear shell and fixed in position, the steering gear is meshed with a gear on the gear wheel disc, and the gear wheel disc can be rotated by rotating the steering gear; one end of the valve rod is connected with the valve body, and the other end of the valve rod is connected with the steering gear; the hand wheel is used for driving the gear wheel disc, so that the steering gear is driven to rotate, and the steering gear drives the valve rod to rotate to control the opening and closing of the valve body.
Preferably, the angle between the gear in the gear wheel disc and the wheel disc is 90 degrees.
Preferably, a groove track is arranged below the gear wheel disc, so that the guide wheel is embedded into the groove track, the steering gear is prevented from falling off, and the function of guiding is achieved.
Preferably, the number of the guide wheels is two or more.
Compared with the prior art, the embodiment of the utility model provides a have following beneficial effect:
1. the valve can be operated by the valve extension rod and the valve rod of the valve at any angle under the action of gear meshing and steering, so that the valve is more flexible and convenient, and the problem that the valve horizontally placed in a valve well is inconvenient to operate is thoroughly solved;
2. the speed of the valve operation and the force can be controlled by changing the gear number ratio, for example, if the gear number on the gear disc is reduced and the tooth number on the gear in the steering gear is increased, the opening degree of the hand wheel valve is changed more by one turn; otherwise, it is smaller;
3. the structure is simple and reliable.
Drawings
FIG. 1: is a schematic structural view of a valve steering extension device in the first embodiment of the utility model;
FIG. 2: is a schematic structural view of a valve steering extension device in the second embodiment of the utility model;
wherein the reference numbers of the drawings in the specification are as follows:
1. a valve body; 2. a valve stem; 3. a gear wheel disc; 4. a diverter housing; 5. a diverter gear; 6. a guide wheel; 7. an extension pole; 8. a hand wheel; 9. a flange plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, a preferred embodiment of the present invention provides a valve steering extension device, including: the valve comprises a valve body, a valve rod, a gear wheel disc, a steering gear, an extension rod and a hand wheel; one end of the valve rod is connected with the valve body, and the other end of the valve rod is connected with the gear wheel disc; an included angle is formed between a gear in the gear wheel disc and the wheel disc; the gear wheel disc is provided with a steering gear, the steering gear comprises a shell, a steering gear and a guide wheel, the steering gear and the guide wheel are embedded into the steering gear shell and fixed in position, the steering gear is meshed with a gear on the gear wheel disc, and the gear wheel disc can be rotated by rotating the steering gear; one end of the extension rod is connected with the steering gear, the other end of the extension rod is connected with the hand wheel, rotating torque is transmitted to the steering gear through the extension rod by rotating the hand wheel, and the steering gear rotates to drive the gear wheel disc to rotate so as to operate the valve body to be opened and closed. In this embodiment, the angle between the gear in the gear wheel disc and the wheel disc is 90 degrees. In this embodiment, a groove track is formed below the gear wheel disc, so that the guide wheel is embedded in the groove track, the steering gear is prevented from falling off, and the function of guiding is achieved. In this embodiment, the number of the guide wheels is two or more. In this embodiment, the extension pole is of a fixed length or is retractable.
The utility model discloses as shown in figure 1, 1 manual valve body is the valve that needs former needs to reform transform, and 2 valve rods are its supporting valve rod, and 3 gear wheel discs are installed to former valve hand wheel after pulling down, and gear and the rim plate in the gear wheel disc have a specific contained angle, and this contained angle is decided according to the angle that needs deflected, generally chooses 90, like this extension rod 7 just is 90 with former valve rod 2. The gear plate is provided with a steering gear which consists of a 4 shell, a 5 gear and a 6 guide wheel, wherein the 5 gear and the 6 idler wheel are embedded into the 4 steering gear shell to fix the position of the steering gear. The 5 gears are meshed with the gears on the 3 gear wheel discs, and the 3 gear wheel discs can be rotated by rotating the 5 gears. 3 there is a groove track under the gear plate, 6 the guide wheel can roll along the track. In order to stabilize the stress, 2 or more than 6 guide wheels are generally arranged on one set of device. The 5 gear is connected with the 7 extension rods, and the 7 extension rods can be made into fixed lengths or telescopic types according to actual requirements. The other end of the extension rod 7 is connected with a hand wheel 8. In the actual operation process, 8 hand wheels can be rotated to transmit the rotating torque to 5 gears through 7 extension rods, and 5 gears rotate to drive 3 gear disks to rotate so as to operate the opening and closing of the valve. And 6, the guide wheel is embedded in a groove track of the gear disc, so that the steering gear is prevented from falling off and plays a role in guiding.
The utility model discloses a can be applied to the valve extension of power plant and turn to the device, adopted the principle that gear engagement turned to, the hand wheel that has the gear with the valve turns for has the rim plate of gear, is 90 between gear and rim plate, is equipped with on the hand wheel and turns to the device and is connected with the extension bar. By utilizing the device, the valve can be extended in any direction, the problems that the valve is too far away from an operable position in the pipeline arrangement and the angle needs to be changed are thoroughly solved, particularly, the valve arranged in the valve well can be extended to the operable position on the ground by the valve rod horizontally or downwards, and the problem that the valve well is inconvenient to go up and down is avoided.
Referring to fig. 2, another valve steering extension device according to a preferred embodiment of the present invention includes: the valve comprises a valve body, a valve rod, a gear wheel disc, a steering gear, a flange plate and a hand wheel; one end of the flange plate is connected with the hand wheel, and the other end of the flange plate is connected with the gear wheel disc; an included angle is formed between a gear in the gear wheel disc and the wheel disc; the gear wheel disc is provided with a steering gear, the steering gear comprises a shell, a steering gear and a guide wheel, the steering gear and the guide wheel are embedded into the steering gear shell and fixed in position, the steering gear is meshed with a gear on the gear wheel disc, and the gear wheel disc can be rotated by rotating the steering gear; one end of the valve rod is connected with the valve body, and the other end of the valve rod is connected with the steering gear; the hand wheel is used for driving the gear wheel disc, so that the steering gear is driven to rotate, and the steering gear drives the valve rod to rotate to control the opening and closing of the valve body. In this embodiment, the angle between the gear in the gear wheel disc and the wheel disc is 90 degrees. In this embodiment, a groove track is formed below the gear wheel disc, so that the guide wheel is embedded in the groove track, the steering gear is prevented from falling off, and the function of guiding is achieved. In this embodiment, the number of the guide wheels is two or more.
The device in this embodiment is connected with the hand wheel by the flange plate, and the gear is connected with the valve rod (as shown in fig. 2 below), and the hand wheel is utilized to drive the gear plate, so as to drive the gear to rotate, and the gear drives the valve rod to rotate to control the opening and closing of the valve, and the same effect can be achieved.
The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above-mentioned embodiments are only examples of the present invention, and are not intended to limit the scope of the present invention. It should be understood that any modification, equivalent replacement, or improvement made by those skilled in the art without departing from the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A valve steering extension device, comprising: the valve comprises a valve body, a valve rod, a gear wheel disc, a steering gear, an extension rod and a hand wheel;
one end of the valve rod is connected with the valve body, and the other end of the valve rod is connected with the gear wheel disc; an included angle is formed between a gear in the gear wheel disc and the wheel disc; the gear wheel disc is provided with a steering gear, the steering gear comprises a shell, a steering gear and a guide wheel, the steering gear and the guide wheel are embedded into the steering gear shell and fixed in position, the steering gear is meshed with a gear on the gear wheel disc, and the gear wheel disc can be rotated by rotating the steering gear; one end of the extension rod is connected with the steering gear, the other end of the extension rod is connected with the hand wheel, rotating torque is transmitted to the steering gear through the extension rod by rotating the hand wheel, and the steering gear rotates to drive the gear wheel disc to rotate so as to operate the valve body to be opened and closed.
2. The valve steering extension of claim 1, wherein the angle between the gear and the disc in the gear disc is 90 degrees.
3. The valve steering extension gear of claim 1, wherein a grooved track is provided below the gear wheel disc, so that the guide wheel is embedded in the grooved track, thereby preventing the steering gear from falling off and guiding the steering gear.
4. The valve steer elongation assembly of claim 1, wherein said guide wheels are two or more in number.
5. The valve steering extension of claim 1, wherein the extension rod is of fixed length or is telescopic.
6. A valve steering extension device, comprising: the valve comprises a valve body, a valve rod, a gear wheel disc, a steering gear, a flange plate and a hand wheel;
one end of the flange plate is connected with the hand wheel, and the other end of the flange plate is connected with the gear wheel disc; an included angle is formed between a gear in the gear wheel disc and the wheel disc; the gear wheel disc is provided with a steering gear, the steering gear comprises a shell, a steering gear and a guide wheel, the steering gear and the guide wheel are embedded into the steering gear shell and fixed in position, the steering gear is meshed with a gear on the gear wheel disc, and the gear wheel disc can be rotated by rotating the steering gear; one end of the valve rod is connected with the valve body, and the other end of the valve rod is connected with the steering gear; the hand wheel is used for driving the gear wheel disc, so that the steering gear is driven to rotate, and the steering gear drives the valve rod to rotate to control the opening and closing of the valve body.
7. The valve steering extension of claim 6, wherein the angle between the gear and the disc in the gear disc is 90 degrees.
8. The valve steering extension of claim 6, wherein a grooved track is provided below the gear wheel disc, such that the guide wheel is embedded in the grooved track to prevent the steering gear from falling off and to provide guidance.
9. The valve steer elongation assembly of claim 6, wherein said guide wheels are two or more in number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920884683.XU CN210069098U (en) | 2019-06-12 | 2019-06-12 | Valve turns to extension fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920884683.XU CN210069098U (en) | 2019-06-12 | 2019-06-12 | Valve turns to extension fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210069098U true CN210069098U (en) | 2020-02-14 |
Family
ID=69457396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920884683.XU Active CN210069098U (en) | 2019-06-12 | 2019-06-12 | Valve turns to extension fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210069098U (en) |
-
2019
- 2019-06-12 CN CN201920884683.XU patent/CN210069098U/en active Active
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