CN217603475U - Multi-angle adjustable pneumatic actuator - Google Patents
Multi-angle adjustable pneumatic actuator Download PDFInfo
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- CN217603475U CN217603475U CN202221119420.8U CN202221119420U CN217603475U CN 217603475 U CN217603475 U CN 217603475U CN 202221119420 U CN202221119420 U CN 202221119420U CN 217603475 U CN217603475 U CN 217603475U
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- pawl
- bolt
- pneumatic actuator
- stopper
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Abstract
The utility model discloses a multi-angle adjustable pneumatic actuator, the power distribution cylinder comprises a cylinder body, the gear shaft is installed in the cylinder body rotation, the meshing has the piston on the gear shaft, the upper end of gear shaft has set firmly runner assembly, be provided with the adjusting part on the cylinder body, runner assembly includes the turning block, the stopper has in week of turning block, the ratchet section that is the interval setting with the stopper has in week of turning block, the adjusting part includes the bolt of threaded connection on the cylinder body, the through-hole has been seted up in the bolt, through-hole female connection has the screw thread post, screw thread post front end be provided with ratchet section complex pawl, pawl and ratchet section joint or bolt and stopper contact are with the turned angle of restriction gear shaft. In this way, the utility model discloses multi-angle adjustable pneumatic actuator can realize that the multi-angle stroke is spacing through stopper and bolt cooperation, pawl and ratchet section cooperation, and simple structure avoids the angle modulation inefficacy, safe and reliable, convenient to use.
Description
Technical Field
The utility model relates to a pneumatic actuator field especially relates to a multi-angle adjustable pneumatic actuator.
Background
The pneumatic actuator is an actuating device for opening and closing or regulating a valve by using air pressure, is also called a pneumatic actuating mechanism or a pneumatic device, but is generally called a pneumatic head. Pneumatic actuators are sometimes also equipped with certain auxiliary devices. Commonly used valve positioners and hand wheel mechanisms. The valve positioner is used for improving the performance of the actuator by utilizing a feedback principle, so that the actuator can realize accurate positioning according to a control signal of the controller. The hand wheel mechanism is used for directly operating the control valve to maintain normal production when the control system has no power supply, no air supply, no output of the controller or failure of the actuating mechanism.
Most of the existing pneumatic actuators are conventional pneumatic actuators. Some pneumatic actuators can be adjusted within a certain angle in a small range, or fixed angle adjustment can be realized.
Disclosure of Invention
The utility model discloses the main technical problem who solves provides a multi-angle adjustable pneumatic actuator, can realize that the multi-angle stroke is spacing through stopper and bolt cooperation, pawl and the cooperation of ratchet section, and simple structure avoids the angle modulation inefficacy, safe and reliable, convenient to use.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a multi-angle adjustable pneumatic actuator, includes the cylinder body, the gear shaft is installed to the cylinder body internal rotation, the meshing has the piston on the gear shaft, the upper end of gear shaft has set firmly runner assembly, be provided with adjusting part on the cylinder body, runner assembly includes the turning block, the upwards stopper that has of the circumference of turning block, the upwards ratchet section that is the interval setting with the stopper has of the circumference of turning block, adjusting part includes the bolt of threaded connection on the cylinder body, the through-hole has been seted up in the bolt, through-hole female connection has the screw thread post, screw thread post front end be provided with ratchet section complex pawl, pawl and ratchet section joint or bolt and stopper contact are in order to limit the turned angle of gear shaft.
In a preferred embodiment of the present invention, the ratchet section includes a first ratchet region and a second ratchet region, the first ratchet region and the second ratchet region are spaced apart from each other, and the first ratchet region and the second ratchet region have opposite teeth.
In a preferred embodiment of the present invention, the threaded post is rotated to adjust the orientation of the pawl such that the pawl passes through the first ratchet tooth region or the second ratchet tooth section.
In a preferred embodiment of the present invention, the number of the stoppers is at least 2, and the ratchet segment is located between two stoppers.
In a preferred embodiment of the present invention, the number of the first ratchet area and the second ratchet area is 2, and the first ratchet area and the second ratchet area are equally spaced between the two stoppers.
In a preferred embodiment of the present invention, the threaded post is screwed into the depth of the bolt to adjust the distance between the pawl and the ratchet section, and the pawl is separated from the ratchet section by the bolt contacting the stopper to adjust the rotation angle of the rotating block.
The utility model discloses a preferred embodiment, the stopper is the arc structure, the stopper symmetry sets up in the turning block left and right sides.
The utility model has the advantages that: the utility model discloses multi-angle adjustable pneumatic actuator restricts the position of axis of rotation through runner assembly and adjusting part cooperation, realizes multi-angle and small range regulation, can avoid certain regulation position to damage the problem that leads to unable regulation and appear.
The utility model discloses multi-angle adjustable pneumatic actuator, through the regional and pawl cooperation of first ratchet and second ratchet, the orientation of pawl is adjusted to the screw thread post, makes it only can realize that the low-angle is spacing and turn to spacing regulation through one of them in first ratchet region and the second ratchet region to the axis of rotation.
The utility model discloses multi-angle adjustable pneumatic actuator, the bolt twists the cylinder body degree of depth or the interval of the degree of depth regulation pawl and the ratchet section of screw thread post income bolt to launch or stop low-angle regulatory function, also can singly adjust the turned angle of axis of rotation through the cooperation of bolt and stopper, realize conventional angular adjustment.
The utility model discloses multi-angle adjustable pneumatic actuator, simple structure, convenient to use, both limit structure cooperation are used, realize the regulation of multi-angle.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
FIG. 1 is a schematic structural view of a preferred embodiment of the multi-angle adjustable pneumatic actuator of the present invention;
FIG. 2 is a schematic view of a portion of the structure of FIG. 1;
the parts in the drawings are numbered as follows: 1. the ratchet mechanism comprises a cylinder body, 2, a gear shaft, 3, a piston, 4, a rotating assembly, 41, a rotating block, 42, a limiting block, 43, a ratchet section, 431, a first ratchet area, 432, a second ratchet area, 5, an adjusting assembly, 51, a bolt, 52, a through hole, 53, a threaded column, 54 and a pawl.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. The structure, proportion, size and so on shown in the drawings of the present specification are only used to cooperate with the content disclosed in the specification for the understanding and reading of the people skilled in the art, and are not used to limit the limit conditions of the present invention, so that the present invention does not have the essential significance in the technology, and any structure modification, proportion relation change or size adjustment should still fall within the scope covered by the technical content disclosed in the present invention without affecting the function and the achievable by the present invention. In addition, the terms "upper", "lower", "left", "right" and "middle" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
Referring to fig. 1 to 2, a multi-angle adjustable pneumatic actuator includes a cylinder 1, a gear shaft 2 rotatably mounted in the cylinder 1, and a piston 3 engaged with the gear shaft 2. The other parts of the pneumatic actuator belong to similar structures of the existing pneumatic actuator.
The upper end of the gear shaft 2 is fixedly provided with a rotating assembly 4, the cylinder body 1 is provided with an adjusting assembly 5, the rotating assembly 4 comprises a rotating block 41, a limiting block 42 is arranged on the rotating block 41 in the circumferential direction, a ratchet section 43 arranged at an interval with the limiting block 42 is arranged on the rotating block 41 in the circumferential direction, the adjusting assembly 5 comprises a bolt 51 connected to the cylinder body 1 through threads, a through hole 52 is formed in the bolt 51, a threaded column 53 is connected to the through hole 52 through internal threads, a pawl 54 matched with the ratchet section 43 is arranged at the front end of the threaded column 53, and the pawl 34 is clamped with the ratchet section 43 or the bolt 51 is in contact with the limiting block 42 to limit the rotating angle of the gear shaft 2. The rotation angle of the rotation shaft is determined by adjusting the depth of the bolt 51 screwed into the cylinder 1 and the position of the stopper 42 contacting the bolt 51 during the rotation of the rotation block 41, which is the first angle adjustment manner. The bolt 51 is adjusted to the position where the limiting block 42 cannot be contacted with the bolt 51, then the threaded column 53 is adjusted to be screwed into the depth of the bolt 51 until the pawl 54 at the front end of the threaded column 53 can be contacted with the ratchet section 43, the pawl 54 and the ratchet section 43 realize one-way angle locking, the pawl 54 and the front end of the threaded column 53 adopt the conventional connection mode of a spring, the pawl 54 can be retreated by forward rotation, and the column pawl 54 is clamped to limit the position by reverse rotation. The connection relationship between the rotating assembly 4 and the gear shaft 2 is a conventional structure, and the connection relationship between the adjusting assembly 5 and the cylinder body 1 is a conventional structure.
The number of the limited blocks 42 is at least 2, and the ratchet section 43 is positioned between the two limited blocks 42. The number of the first and second ratchet sections 431 and 432 is 2, and the first and second ratchet sections 431 and 432 are equally spaced between the two stoppers 42. The limiting blocks 42 are of arc structures, and the limiting blocks 42 are symmetrically arranged on the left side and the right side of the rotating block 41. Stopper 42 is the symmetry and sets up, and ratchet section 43 also is the symmetry and sets up, and ratchet section 43 is located in the middle of the stopper 42, and first ratchet is regional 431 and the regional 432 equidistant setting of second ratchet again, forms evenly distributed's structure, and first ratchet is regional 431 and the regional 432 subsection dentate structure of second ratchet, has realized the function of multi-angle position control, and multiple structure sets up moreover, avoids local damage and the problem that can't adjust.
Be different from prior art, the utility model discloses multi-angle adjustable pneumatic actuator can realize that the multi-angle stroke is spacing through stopper and bolt cooperation, pawl and ratchet section cooperation, and simple structure avoids the angle modulation inefficacy, safe and reliable, convenient to use.
The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if a person skilled in the art should understand that without departing from the spirit of the present invention, the person skilled in the art should not inventively design the similar structural modes and embodiments to the technical solution, and all shall fall within the protection scope of the present invention.
Claims (7)
1. The utility model provides a multi-angle adjustable pneumatic actuator, includes the cylinder body, the gear shaft is installed to the cylinder body internal rotation, the meshing has the piston on the gear shaft, a serial communication port, the upper end of gear shaft has set firmly runner assembly, be provided with adjusting part on the cylinder body, runner assembly includes the turning block, the stopper has in the circumference of turning block, the ratchet section that is the interval setting with the stopper has in the circumference of turning block, adjusting part includes the bolt of threaded connection on the cylinder body, the through-hole has been seted up in the bolt, through-hole female connection has the screw thread post, screw thread post front end be provided with ratchet section complex pawl, pawl and ratchet section joint or bolt and stopper contact are with the turned angle of restriction gear shaft.
2. The multi-angle adjustable pneumatic actuator of claim 1, wherein the ratchet segment comprises a first ratchet area and a second ratchet area, the first ratchet area and the second ratchet area are arranged at intervals, and the first ratchet area and the second ratchet area have opposite teeth directions.
3. The multi-angle adjustable pneumatic actuator of claim 2, wherein the threaded post rotationally adjusts the orientation of the pawl such that the pawl passes through the first ratchet tooth region or the second ratchet tooth segment.
4. The multi-angle adjustable pneumatic actuator of claim 3, wherein the number of the stoppers is at least 2, and the ratchet segment is located between two stoppers.
5. The multi-angle adjustable pneumatic actuator of claim 4, wherein the number of the first ratchet area and the second ratchet area is 2, and the first ratchet area and the second ratchet area are arranged between two limiting blocks at equal intervals.
6. The multi-angle adjustable pneumatic actuator as claimed in any one of claims 1 to 5, wherein the threaded stud is screwed into the bolt to adjust a distance between the pawl and the ratchet section, and the pawl is separated from the ratchet section and is contacted with the stopper through the bolt to adjust a rotation angle of the rotary block.
7. The multi-angle adjustable pneumatic actuator as claimed in claim 6, wherein the limiting blocks are of arc-shaped structures and are symmetrically disposed at left and right sides of the rotating block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221119420.8U CN217603475U (en) | 2022-05-11 | 2022-05-11 | Multi-angle adjustable pneumatic actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221119420.8U CN217603475U (en) | 2022-05-11 | 2022-05-11 | Multi-angle adjustable pneumatic actuator |
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| Publication Number | Publication Date |
|---|---|
| CN217603475U true CN217603475U (en) | 2022-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221119420.8U Active CN217603475U (en) | 2022-05-11 | 2022-05-11 | Multi-angle adjustable pneumatic actuator |
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| CN (1) | CN217603475U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119532497A (en) * | 2024-12-31 | 2025-02-28 | 无锡纬途流体科技有限公司 | A multi-stage limit pneumatic actuator and a limit execution method thereof |
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2022
- 2022-05-11 CN CN202221119420.8U patent/CN217603475U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119532497A (en) * | 2024-12-31 | 2025-02-28 | 无锡纬途流体科技有限公司 | A multi-stage limit pneumatic actuator and a limit execution method thereof |
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