CN220816724U - Pull rod type pneumatic actuator - Google Patents
Pull rod type pneumatic actuator Download PDFInfo
- Publication number
- CN220816724U CN220816724U CN202322091247.6U CN202322091247U CN220816724U CN 220816724 U CN220816724 U CN 220816724U CN 202322091247 U CN202322091247 U CN 202322091247U CN 220816724 U CN220816724 U CN 220816724U
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- pull rod
- pneumatic actuator
- gear
- rod
- main body
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- 238000009434 installation Methods 0.000 claims abstract description 7
- 230000002265 prevention Effects 0.000 claims abstract description 7
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The utility model discloses a pull rod type pneumatic actuator, which relates to the technical field of pneumatic actuators and comprises a pneumatic actuator main body, a pull rod mechanism, an error touch prevention mechanism and a mounting mechanism, wherein one end of the pneumatic actuator main body is provided with a pneumatic shaft, and the upper end of the pneumatic actuator main body is provided with the pull rod mechanism. One end of the pull rod mechanism is provided with an error touch prevention mechanism, and the lower end of the pneumatic actuator main body is provided with an installation mechanism. According to the pneumatic actuator, the pneumatic shaft and the pull rod mechanism are arranged, the gear pull rod arranged in the device can move leftwards or rightwards in the sliding rail arranged on the bearing frame, so that the linkage gear is driven to rotate, the linkage gear drives the pneumatic shaft to open and close the valve of the pneumatic actuator, the operation of the gear lever is more convenient than that of a knob, and the convenience and operability of the device are improved.
Description
Technical Field
The utility model relates to the technical field of pneumatic actuators, in particular to a pull rod type pneumatic actuator.
Background
The pneumatic actuator is an actuating device for opening and closing or regulating a valve by using air pressure, and is also called a pneumatic actuating mechanism or a pneumatic device, but is also called a pneumatic head in common use, the pneumatic actuator is sometimes provided with a certain auxiliary device, the valve positioner and a hand wheel mechanism are commonly used, the valve positioner is used for improving the performance of the actuator by using a feedback principle, the actuator can accurately position according to a control signal of a controller, and the hand wheel mechanism is used for directly controlling the control valve by using the hand wheel mechanism when a control system fails due to power failure, air interruption and failure of the controller or the actuating mechanism, so that the pull rod type pneumatic actuator is required.
When the existing pneumatic actuator is operated, the pneumatic actuator cannot be operated conveniently, meanwhile, the operation of mistakenly touching the pull rod cannot be prevented, and the problem of convenient installation cannot be solved, so that the pull rod type pneumatic actuator is urgently needed.
Disclosure of utility model
Based on the above, the utility model aims to provide a pull rod type pneumatic actuator so as to solve the problems that the conventional pneumatic actuator cannot be conveniently operated when being used, the operation of mistakenly touching a pull rod cannot be prevented, and convenient installation cannot be carried out.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a pull rod type pneumatic actuator, includes pneumatic actuator main part, pull rod mechanism, mistake prevention mechanism and installation mechanism, pneumatic actuator main part one end is installed the pneumatic axis, pull rod mechanism is installed to pneumatic actuator main part upper end.
One end of the pull rod mechanism is provided with an error touch prevention mechanism.
The lower end of the pneumatic actuator main body is provided with a mounting mechanism.
Preferably, the pull rod mechanism comprises a force bearing frame, a sliding rail, a gear pull rod and a linkage gear, wherein the force bearing frame is arranged at the upper end of the pneumatic actuator main body, the sliding rail is arranged at one end of the force bearing frame, the gear pull rod is arranged at the inner end of the sliding rail, and the linkage gear is arranged at the lower end of the gear pull rod.
Preferably, the gear pull rod and the bearing frame form a sliding structure through the sliding rail, and the gear pull rod and the linkage gear are mutually meshed.
Preferably, the anti-false touch mechanism comprises a position chute, a cone-shaped rod and a baffle plate, wherein the position chute is formed in the upper end of the force bearing frame, the cone-shaped rod is installed at the inner end of the position chute, and the baffle plate is installed at the upper end of the cone-shaped rod.
Preferably, the conical rod is in sliding connection with the bearing frame through a position chute, and the position chute is arranged in a ladder-shaped groove.
Preferably, the installation mechanism comprises a positioning block, a fixing rod and a screwing block, the positioning block is installed at the lower end of the pneumatic actuator main body, the fixing rod is installed at one end of the positioning block, and the screwing block is installed on the surface of the fixing rod.
Preferably, the fixed rod is movably connected with the setting block, and the fixed rod is in threaded connection with the screwing block.
Compared with the prior art, the utility model has the beneficial effects that:
1. According to the pneumatic actuator, the pneumatic actuator main body, the pneumatic shaft and the pull rod mechanism are arranged, the gear pull rod arranged in the device can move leftwards or rightwards in the sliding rail arranged on the bearing frame, so that the linkage gear is driven to rotate, the linkage gear drives the pneumatic shaft to open and close the valve of the pneumatic actuator, the operation of the gear lever is more convenient than that of a knob type, and the convenience and operability of the device are improved;
2. According to the pneumatic actuator, the pneumatic actuator main body, the pull rod mechanism and the error touch prevention mechanism are arranged, the baffle arranged in the device can push the conical rod to move in the position chute, and the diameter of the large end of the conical rod is larger than that of one side of the small end of the position chute, so that when one end of the large end of the conical rod moves to one end of the small diameter of the position chute, the baffle can not be separated from the bearing frame, the handle at the upper end of the gear pull rod can be exposed for operation, when the gear pull rod is not required to be operated, the baffle is pushed reversely to cover the gear pull rod, the error touch of the operation of the pull rod is effectively prevented, and the protectiveness of the device is improved;
3. According to the pneumatic actuator, the whole device can be placed at a position needing to work through the setting block arranged in the device, the whole device is fixed through the fixing rod and the screwing block, or the groove formed between the setting block and the pneumatic actuator body is clamped with the mounting position, and then the fixing rod is used for fixing, so that the adaptability of the whole device is improved.
Drawings
FIG. 1 is a front cross-sectional view of the present utility model;
FIG. 2 is a schematic view of the pull rod mechanism of the present utility model;
FIG. 3 is a schematic diagram of a structure of an anti-false touch mechanism according to the present utility model;
fig. 4 is a schematic structural view of the mounting mechanism of the present utility model.
In the figure: 1. a pneumatic actuator body; 2. a pneumatic shaft; 3. a pull rod mechanism; 301. a force bearing frame; 302. a slide rail; 303. a gear pull rod; 304. a linkage gear; 4. an anti-false touch mechanism; 401. a position chute; 402. a tapered rod; 403. a baffle; 5. a mounting mechanism; 501. a positioning block; 502. a fixed rod; 503. and screwing the block.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.
Referring to fig. 1-4, a pull rod type pneumatic actuator comprises a pneumatic actuator body 1, a pull rod mechanism 3, an error touch prevention mechanism 4 and an installation mechanism 5, wherein one end of the pneumatic actuator body 1 is provided with a pneumatic shaft 2, the upper end of the pneumatic actuator body 1 is provided with the pull rod mechanism 3, the pull rod mechanism 3 comprises a bearing frame 301, a sliding rail 302, a gear pull rod 303 and a linkage gear 304, the upper end of the pneumatic actuator body 1 is provided with the bearing frame 301, one end of the bearing frame 301 is provided with the sliding rail 302, the inner end of the sliding rail 302 is provided with the gear pull rod 303, the lower end of the gear pull rod 303 is provided with the linkage gear 304, the gear pull rod 303 and the bearing frame 301 form a sliding structure through the sliding rail 302, and the gear pull rod 303 and the linkage gear 304 are mutually meshed, so that the gear pull rod 303 installed in the device moves leftwards or rightwards in the sliding rail 302 arranged on the bearing frame 301, the gear 304 is driven to rotate, the gear 304 drives the pneumatic shaft 2 to open and close a valve of the pneumatic actuator, compared with the lever operation, the convenience and the convenience of the operation of the device are improved.
Referring to fig. 1-4, a pull rod type pneumatic actuator is disclosed, an anti-false touch mechanism 4 is installed at one end of a pull rod mechanism 3, the anti-false touch mechanism 4 comprises a position chute 401, a tapered rod 402 and a baffle 403, the upper end of a bearing frame 301 is provided with the position chute 401, the inner end of the position chute 401 is provided with the tapered rod 402, the upper end of the tapered rod 402 is provided with the baffle 403, the tapered rod 402 and the bearing frame 301 form sliding connection through the position chute 401, the position chute 401 is provided with a ladder-shaped groove, the tapered rod 402 is pushed to move in the position chute 401 by the baffle 403 installed in the device, the diameter of the big end of the tapered rod 402 is larger than the diameter of the small end of the position chute 401, so that when the big end of the tapered rod 402 moves to the small end of the position chute 401, the baffle 403 can be blocked, the baffle 403 can not be separated from the bearing frame 301, and the upper end of the gear pull rod 303 can be exposed for operation, when the handle of the gear pull rod 303 is not required to be operated, the gear pull rod 303 is pushed reversely to cover the gear pull rod 303, and the error operation of the device is effectively prevented.
Referring to fig. 1-4, a pull rod type pneumatic actuator is disclosed, a mounting mechanism 5 is mounted at the lower end of a pneumatic actuator main body 1, the mounting mechanism 5 comprises a positioning block 501, a fixing rod 502 and a screwing block 503, the positioning block 501 is mounted at the lower end of the pneumatic actuator main body 1, the fixing rod 502 is mounted at one end of the positioning block 501, the screwing block 503 is mounted on the surface of the fixing rod 502, the fixing rod 502 is movably connected with the positioning block 501, the fixing rod 502 is in threaded connection with the screwing block 503, the whole device is placed at a position where the whole device needs to work through the positioning block 501 mounted in the device, the whole device is fixed through the fixing rod 502 and the screwing block 503, or the groove formed between the positioning block 501 and the pneumatic actuator main body 1 is clamped with the mounting position, and then the whole device is fixed through the fixing rod 502, and the adaptability of the whole device is improved.
Working principle: when the device is used, the whole device is placed at a position needing to work preferentially, the whole device is fixed through the fixing rod 502 and the screwing block 503, or the groove formed between the positioning block 501 and the pneumatic actuator main body 1 is clamped with the mounting position, then the fixing rod 502 is used for fixing, the suitability is high, then the operation baffle 403 pushes the tapered rod 402 to move in the position chute 401, the diameter of the large end of the tapered rod 402 is larger than that of the small end of the position chute 401, when one end of the large end of the tapered rod 402 moves to the small end of the position chute 401, the baffle 403 can be clamped, the baffle 403 cannot be separated from the force bearing frame 301, the handle at the upper end of the gear pull rod 303 is exposed, the gear pull rod 303 is moved leftwards or rightwards in the slide rail 302 arranged on the force bearing frame 301, the gear pull rod 304 is driven to rotate, the gear pull rod 304 drives the pneumatic actuator to open and close the valve, and the baffle 303 is pushed to cover the gear pull rod in a reverse direction to effectively prevent the error operation of the gear pull rod from being carried out by the device when the gear pull rod 303 is not needed to operate, and the device is not described in the prior art.
The terms "center," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used for descriptive simplicity and convenience only and not as an indication or implying that the apparatus or element being referred to must have a particular orientation, be constructed and operated for a particular orientation, based on the orientation or positional relationship illustrated in the drawings, and thus should not be construed as limiting the scope of the present utility model.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The utility model provides a pull rod type pneumatic actuator, includes pneumatic actuator main part (1), pull rod mechanism (3), prevents mistake and touch mechanism (4) and installation mechanism (5), its characterized in that: one end of the pneumatic actuator main body (1) is provided with a pneumatic shaft (2), and the upper end of the pneumatic actuator main body (1) is provided with a pull rod mechanism (3);
One end of the pull rod mechanism (3) is provided with an error touch prevention mechanism (4);
the lower end of the pneumatic actuator main body (1) is provided with a mounting mechanism (5).
2. A pull rod type pneumatic actuator as claimed in claim 1, wherein: the pull rod mechanism (3) comprises a bearing frame (301), a sliding rail (302), a gear pull rod (303) and a linkage gear (304), wherein the bearing frame (301) is installed at the upper end of the pneumatic actuator main body (1), the sliding rail (302) is arranged at one end of the bearing frame (301), the gear pull rod (303) is installed at the inner end of the sliding rail (302), and the linkage gear (304) is installed at the lower end of the gear pull rod (303).
3. A pull rod type pneumatic actuator as claimed in claim 2, wherein: the gear pull rod (303) and the bearing frame (301) form a sliding structure through the sliding rail (302), and the gear pull rod (303) and the linkage gear (304) are mutually meshed.
4. A pull rod type pneumatic actuator as claimed in claim 2, wherein: the anti-misoperation mechanism (4) comprises a position chute (401), a conical rod (402) and a baffle (403), wherein the position chute (401) is formed in the upper end of the bearing frame (301), the conical rod (402) is arranged at the inner end of the position chute (401), and the baffle (403) is arranged at the upper end of the conical rod (402).
5. A pull rod type pneumatic actuator as claimed in claim 4, wherein: the conical rod (402) is in sliding connection with the bearing frame (301) through the position sliding groove (401), and the position sliding groove (401) is arranged in a ladder-shaped groove.
6. A pull rod type pneumatic actuator as claimed in claim 1, wherein: the mounting mechanism (5) comprises a positioning block (501), a fixing rod (502) and a screwing block (503), the positioning block (501) is mounted at the lower end of the pneumatic actuator main body (1), the fixing rod (502) is mounted at one end of the positioning block (501), and the screwing block (503) is mounted on the surface of the fixing rod (502).
7. The pull rod type pneumatic actuator according to claim 6, wherein: the fixed rod (502) is movably connected with the setting block (501), and the fixed rod (502) is in threaded connection with the screwing block (503).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322091247.6U CN220816724U (en) | 2023-08-04 | 2023-08-04 | Pull rod type pneumatic actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322091247.6U CN220816724U (en) | 2023-08-04 | 2023-08-04 | Pull rod type pneumatic actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220816724U true CN220816724U (en) | 2024-04-19 |
Family
ID=90671889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322091247.6U Active CN220816724U (en) | 2023-08-04 | 2023-08-04 | Pull rod type pneumatic actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220816724U (en) |
-
2023
- 2023-08-04 CN CN202322091247.6U patent/CN220816724U/en active Active
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