CN214093090U - Electric axial flow regulating valve structure - Google Patents
Electric axial flow regulating valve structure Download PDFInfo
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- CN214093090U CN214093090U CN202022473343.3U CN202022473343U CN214093090U CN 214093090 U CN214093090 U CN 214093090U CN 202022473343 U CN202022473343 U CN 202022473343U CN 214093090 U CN214093090 U CN 214093090U
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- bevel gear
- speed reducer
- driven bevel
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Abstract
The utility model discloses an electronic axial compressor governing valve structure, include: the driving mechanism comprises a motor, a speed reducer and a rotary input shaft, wherein the output end of the motor is connected with the input end of the speed reducer, and the output end of the speed reducer is fixedly connected with the rotary input shaft; the regulating valve comprises a valve body, a valve barrel is integrally connected in the valve body, a medium channel is formed between the outer wall of the valve barrel and the inner wall of the valve body, a valve shaft is horizontally arranged in the valve barrel, a limiting shaft sleeve is sleeved on the outer side of the valve shaft, the limiting shaft sleeve is fixedly connected with the valve barrel, and the valve shaft penetrates through the limiting shaft sleeve along the horizontal axis. The utility model discloses transmission efficiency is high, and required torsional force reduces by a wide margin, has reduced manufacturing cost, and installation space is little, is applicable to the valve of small bore, has enlarged the range of application, and spare part wearing and tearing are little, have improved the life of valve greatly, and the transmission precision is high, has improved the regulation precision of valve.
Description
Technical Field
The utility model relates to a governing valve technical field, concretely relates to electronic axial compressor governing valve structure.
Background
The regulating valve belongs to a control valve, is mainly used for regulating parameters such as medium pressure, flow, temperature and the like in the field of industrial automatic control, and is a final control element of a process loop. The regulating valve has the characteristics of small pressure drop loss, large flow, wide adjustable range, high flow characteristic precision and the like. The regulating valve is mainly used in petroleum and natural gas industry, is connected with an actuating mechanism, and achieves the purpose of controlling the process parameters of flow, pressure and the like of a medium in an automatic conveying, storing and distributing system by receiving remote control signals and adjusting the opening degree of a valve port and the like.
The axial flow regulating valve is a regulating valve with a brand new structure, has the characteristics of small flow resistance and good medium pulsation vibration resistance compared with an angle type regulating valve, and is widely applied to the regulation working condition of high-pressure fluid. The axial flow regulating valve usually adopts two structures on a transmission steering structure, one structure is gear-rack transmission, and the structure cannot be applied to a valve with a small diameter because the structure of a gear needs a larger space; the other is rack-gear right-angle transmission, although the installation space of the structure is small, the transmission efficiency is low, the friction between the rack and the rack is large, and the abrasion of a transmission part is serious. Therefore, an axial flow regulating valve which has a small installation space, is suitable for a valve with a small caliber, has higher transmission efficiency and has a long service life is needed.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned shortcomings of the prior art, it is an object of the present invention to provide an electric axial flow regulating valve structure for solving the problems mentioned in the background art.
To achieve the above and other related objects, the present invention provides an electric axial flow regulating valve structure, including:
the driving mechanism comprises a motor, a speed reducer and a rotary input shaft, wherein the output end of the motor is connected with the input end of the speed reducer, and the output end of the speed reducer is fixedly connected with the rotary input shaft;
the regulating valve comprises a valve body, a valve barrel is integrally connected in the valve body, a medium channel is formed between the outer wall of the valve barrel and the inner wall of the valve body, a valve shaft is horizontally arranged in the valve barrel, a limiting shaft sleeve is sleeved on the outer side of the valve shaft, the limiting shaft sleeve is fixedly connected with the valve barrel, the valve shaft penetrates through the limiting shaft sleeve along the horizontal axis, and a valve core is fixedly connected to one end of the valve shaft through a bolt;
the transmission mechanism comprises a driving bevel gear and a driven bevel gear, one end, far away from the speed reducer, of the rotary input shaft vertically extends into the valve cylinder and is fixedly connected with the driving bevel gear, the driven bevel gear is sleeved on the outer side of the valve shaft and is rotatably connected with the limiting shaft sleeve, the driving bevel gear is meshed with the driven bevel gear in a toothed manner, an internal thread is arranged at the shaft center of the driven bevel gear, an external thread is arranged on the outer side of the valve shaft, the driven bevel gear is screwed on the valve shaft through the matching of the internal thread and the external thread, and the rotary input shaft drives the driving bevel gear to rotate so as to drive the driven bevel gear to rotate, so that the valve shaft is driven to do linear motion along the horizontal direction.
An input shaft sleeve is sleeved between the rotary input shaft and the inner wall of the valve body.
One end of the valve cylinder is connected with a flow guide cover, a guide groove is formed in the flow guide cover, and one end, far away from the valve core, of the valve shaft extends into the guide groove.
And one end of the valve cylinder, which is far away from the air guide sleeve, is connected with the port of the valve body through the valve seat.
Wherein, the outer wall of the valve cylinder is provided with a medium window communicated with the medium channel.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses a driven bevel gear and nut integral type transmission structure who designs can directly convert the rotary output of rotatory input shaft into the linear motion of valve shaft and commutate simultaneously, and transmission efficiency is high, and required torsional force reduces by a wide margin, has reduced manufacturing cost;
(2) the rotary input shaft, the driving bevel gear, the driven bevel gear and the valve shaft are compactly assembled, the installation space is small, the rotary input shaft, the driving bevel gear, the driven bevel gear and the valve shaft are suitable for valves with small calibers, and the application range is expanded;
(3) the friction between the driving bevel gear and the driven bevel gear and between the driven bevel gear and the valve shaft are small, the abrasion of parts is small, and the service life of the valve is greatly prolonged;
(4) the transmission precision is high, and the adjusting precision of the valve is improved;
(5) because the driven bevel gear and the valve shaft are in threaded transmission, the valve has good self-locking performance and small valve core vibration.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged schematic view of a point a in fig. 1.
Wherein the reference numerals are specified as follows: the valve comprises a motor 101, a reducer 102, a rotary input shaft 103, an input shaft sleeve 104, a valve body 201, a valve barrel 202, a valve shaft 203, a limit shaft sleeve 204, a valve core 205, a flow guide cover 206, a valve seat 207, a medium window 208, a driving bevel gear 301 and a driven bevel gear 302.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
It should be understood that the structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention does not have the essential significance in the technology, and any modification of the structure, change of the ratio relationship or adjustment of the size should still fall within the scope of the technical content disclosed in the present invention without affecting the function and the achievable purpose of the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
As shown in fig. 1 and 2, the utility model provides an electric axial flow regulating valve structure, include:
the driving mechanism comprises a motor 101, a speed reducer 102 and a rotating input shaft 103, wherein the output end of the motor 101 is connected with the input end of the speed reducer 102, and the output end of the speed reducer 102 is fixedly connected with the rotating input shaft 103;
the regulating valve comprises a valve body 201, a valve barrel 202 is integrally connected in the valve body 201, a medium channel is formed between the outer wall of the valve barrel 202 and the inner wall of the valve body 201, a valve shaft 203 is horizontally arranged in the valve barrel 202, a limiting shaft sleeve 204 is sleeved on the outer side of the valve shaft 203, the limiting shaft sleeve 204 is fixedly connected with the valve barrel 202, the valve shaft 203 penetrates through the limiting shaft sleeve 204 along the horizontal axis, and a valve core 205 is fixedly connected to one end of the valve shaft 203 through a bolt;
the transmission mechanism comprises a driving bevel gear 301 and a driven bevel gear 302, one end, far away from the speed reducer 102, of the rotary input shaft 103 vertically extends into the valve cylinder 202 and is fixedly connected with the driving bevel gear 301, the driven bevel gear 302 is sleeved on the outer side of the valve shaft 203 and is rotatably connected with the limiting shaft sleeve 204, the driving bevel gear 301 is meshed with the driven bevel gear 302 in a toothed manner, an internal thread is arranged at the shaft center of the driven bevel gear 302, an external thread is arranged on the outer side of the valve shaft 203, the driven bevel gear 302 is screwed on the valve shaft 203 through the matching of the internal thread and the external thread, and the rotary input shaft 103 drives the driving bevel gear 301 to rotate so as to drive the driven bevel gear 302 to rotate, so that the valve shaft 203 is driven to make linear motion along the horizontal direction.
An input shaft sleeve 104 is sleeved between the rotary input shaft 103 and the inner wall of the valve body 201.
One end of the valve cylinder 202 is connected with a guide cover 206, a guide groove is formed in the guide cover 206, and one end, far away from the valve core 205, of the valve shaft 203 extends into the guide groove.
Wherein, the end of the valve cylinder 202 far away from the guide cover 206 is connected with the port of the valve body 201 through the valve seat 207.
Wherein, the outer wall of the valve cylinder 202 is provided with a medium window 208 communicated with the medium channel.
The utility model discloses a position of valve is controlled through actuating mechanism output corner to open different medium windows and play flow control's effect. The realization principle is as follows:
the motor 101 transmits power to the rotation input shaft 103 through the reducer 102, drives the rotation input shaft 103 to rotate, so as to drive the driving bevel gear 301 to rotate, and further the driven bevel gear 302 reversely rotates according to a specific proportion, because the axis position of the driven bevel gear 302 is a threaded structure, the driven bevel gear 302 is also a nut, the valve shaft 203 is also a screw shaft, and the nut (driven bevel gear) is in threaded connection with the screw shaft (valve shaft). The rotational freedom of the valve shaft 203 is restricted by the restricting boss 204, and at this time, the rotation of the nut is converted into the linear motion of the screw shaft, and the valve core 205 is fixed to the valve shaft 203 and also linearly moves synchronously with the valve shaft 203, thereby being controlled to stay at a specific position.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. An electric axial flow regulating valve structure, comprising:
the driving mechanism comprises a motor (101), a speed reducer (102) and a rotating input shaft (103), the output end of the motor (101) is connected with the input end of the speed reducer (102), and the output end of the speed reducer (102) is fixedly connected with the rotating input shaft (103);
the regulating valve comprises a valve body (201), a valve barrel (202) is integrally connected in the valve body (201), a medium channel is formed between the outer wall of the valve barrel (202) and the inner wall of the valve body (201), a valve shaft (203) is horizontally arranged in the valve barrel (202), a limiting shaft sleeve (204) is sleeved on the outer side of the valve shaft (203), the limiting shaft sleeve (204) is fixedly connected with the valve barrel (202), the valve shaft (203) penetrates through the limiting shaft sleeve (204) along the horizontal axis, and a valve core (205) is fixedly connected to one end of the valve shaft (203) through a bolt;
a transmission mechanism comprising a driving bevel gear (301) and a driven bevel gear (302), one end of the rotary input shaft (103) far away from the speed reducer (102) vertically extends into the valve cylinder (202) and is fixedly connected with the driving bevel gear (301), the driven bevel gear (302) is sleeved outside the valve shaft (203) and is rotationally connected with the limit shaft sleeve (204) at the same time, the driving bevel gear (301) is engaged with the driven bevel gear (302), the axial center part of the driven bevel gear (302) is provided with internal threads, the outer side of the valve shaft (203) is provided with an external thread, the driven bevel gear (302) is screwed on the valve shaft (203) through the matching of the internal thread and the external thread, the rotary input shaft (103) drives the driving bevel gear (301) to rotate so as to drive the driven bevel gear (302) to rotate, and further drives the valve shaft (203) to do linear motion along the horizontal direction.
2. An electric axial flow regulating valve structure according to claim 1, wherein: an input shaft sleeve (104) is sleeved between the rotary input shaft (103) and the inner wall of the valve body (201).
3. An electric axial flow regulating valve structure according to claim 2, wherein: one end of the valve cylinder (202) is connected with a flow guide cover (206), a guide groove is formed in the flow guide cover (206), and one end, far away from the valve core (205), of the valve shaft (203) extends into the guide groove.
4. An electric axial flow regulating valve structure according to claim 3, wherein: one end of the valve cylinder (202) far away from the air guide sleeve (206) is connected with a port of the valve body (201) through a valve seat (207).
5. An electric axial flow regulating valve structure according to claim 4, wherein: and a medium window (208) communicated with the medium channel is formed in the outer wall of the valve cylinder (202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022473343.3U CN214093090U (en) | 2020-10-30 | 2020-10-30 | Electric axial flow regulating valve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022473343.3U CN214093090U (en) | 2020-10-30 | 2020-10-30 | Electric axial flow regulating valve structure |
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| Publication Number | Publication Date |
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| CN214093090U true CN214093090U (en) | 2021-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022473343.3U Active CN214093090U (en) | 2020-10-30 | 2020-10-30 | Electric axial flow regulating valve structure |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114017509A (en) * | 2021-11-16 | 2022-02-08 | 上海阀门厂股份有限公司 | Axial flow valve easy to disassemble |
| CN114857281A (en) * | 2022-04-07 | 2022-08-05 | 浙江电泰阀业有限公司 | Bevel gear transmission light torque middle cavity non-pressure type adjusting type shaft flow valve |
| CN117028606A (en) * | 2023-10-08 | 2023-11-10 | 济南隆利液压装置有限责任公司 | Flow valve |
-
2020
- 2020-10-30 CN CN202022473343.3U patent/CN214093090U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114017509A (en) * | 2021-11-16 | 2022-02-08 | 上海阀门厂股份有限公司 | Axial flow valve easy to disassemble |
| CN114017509B (en) * | 2021-11-16 | 2023-09-29 | 上海阀门厂股份有限公司 | Easy-to-detach axial-flow valve |
| CN114857281A (en) * | 2022-04-07 | 2022-08-05 | 浙江电泰阀业有限公司 | Bevel gear transmission light torque middle cavity non-pressure type adjusting type shaft flow valve |
| CN117028606A (en) * | 2023-10-08 | 2023-11-10 | 济南隆利液压装置有限责任公司 | Flow valve |
| CN117028606B (en) * | 2023-10-08 | 2024-01-16 | 济南隆利液压装置有限责任公司 | Flow valve |
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