CN221323809U - But quick replacement's pneumatic actuator - Google Patents

Abstract

The utility model relates to the technical field of pneumatic actuators, and discloses a pneumatic actuator capable of being replaced quickly, which comprises a base; two vertical plates arranged at the top of the base; a pneumatic actuator body disposed between the two risers; the limiting mechanisms are arranged on the left side and the right side of the pneumatic actuator body, each limiting mechanism comprises a clamping plate, a pull rod and a spring, the inner wall of each clamping plate is in butt joint with the outer wall of the pneumatic actuator body, one end of each spring is fixedly connected with the outer wall of the vertical plate, the other end of each spring is fixedly connected with the outer wall of each clamping plate, and each pull rod is arranged outside each clamping plate; according to the utility model, the pneumatic actuator body is arranged at the top of the base, so that the two clamping plates clamp and limit the left side and the right side of the pneumatic actuator body under the action of the springs, the stability of the pneumatic actuator body is maintained, and the pneumatic actuator body is stably detected.

Description

But quick replacement's pneumatic actuator

Technical Field

The utility model relates to the technical field of pneumatic actuators, in particular to a pneumatic actuator capable of being replaced quickly.

Background

The pneumatic actuator is an actuating device for driving an opening and closing or adjusting 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, the pneumatic actuator is sometimes provided with a certain auxiliary device, and is commonly provided with a valve positioner and a hand wheel mechanism, the valve positioner is used for improving the performance of the actuator by using a feedback principle, so that the actuator can accurately position according to a control signal of a controller, the hand wheel mechanism is used for directly operating the control valve by using the hand wheel mechanism when a control system has no output or fails due to power failure, air failure and the controller, so that the normal production is maintained, the type and the structure of the adjusting mechanism of the pneumatic actuator are approximately the same, and the actuating mechanism is mainly different, so that the pneumatic actuator is divided into an actuating mechanism and an adjusting valve when introduced.

For example, the Chinese patent publication No. CN218913944U discloses the following technical scheme: but quick replacement's pneumatic actuator, including stable platform and pneumatic actuator, the bottom fixedly connected with support column of stable platform, the top fixedly connected with connecting rod of stable platform, one side fixedly connected with of stable platform is kept away from to the connecting rod places the board, the top fixedly connected with guard box of placing the board, the inside fixedly mounted of guard box has the motor, fixedly connected with column spinner on the output shaft of motor, the bottom fixedly connected with rotor plate of column spinner, the heat sink has been placed to the outside of rotor plate, heat sink includes the first bearing of fixedly connected with rotor plate bottom, the inside rotation of first bearing is connected with first dead lever, the bottom fixedly connected with cooling fan of first dead lever. This but quick replacement's pneumatic actuator through the starter motor, drives the cooperation of connecting each other between the structure, strengthens the wind of cooling, has reached the effect of being convenient for cool down.

However, in the technology, the pneumatic actuator is placed between the two connecting rods, and the pneumatic actuator is not limited, so that the stability of the pneumatic actuator is poor, and the using effect of the pneumatic actuator is affected.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a pneumatic actuator capable of being replaced quickly.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a pneumatic actuator capable of being replaced quickly comprises a base; two vertical plates arranged at the top of the base; a pneumatic actuator body disposed between the two risers; and the limiting mechanisms are arranged on the left side and the right side of the pneumatic actuator body and comprise clamping plates, pull rods and springs, the inner walls of the clamping plates are in butt joint with the outer walls of the pneumatic actuator body, one ends of the springs are fixedly connected with the outer walls of the vertical plates, the other ends of the springs are fixedly connected with the outer walls of the clamping plates, and the pull rods are arranged outside the clamping plates.

Preferably, the outer wall fixed mounting of splint has the bearing, and the one end and the inner circle fixed connection of bearing of pull rod, set up rectangular hole on the riser, and the pull rod passes rectangular hole and rectangular hole swing joint, makes the pull rod rotatable through setting up the bearing.

Preferably, the other end fixedly connected with pull ring of pull rod, the outer wall fixedly connected with spacing of pull rod, and the size of spacing is unanimous with the rectangular hole size, conveniently pulls the pull rod through setting up the pull ring.

Preferably, a top plate is fixedly arranged at the top of the vertical plate, a motor is fixedly arranged at the top of the top plate, a rotating shaft is fixedly arranged at the output end of the motor, and the rotating shaft can be driven to rotate by the motor.

Preferably, a shell is arranged below the top plate, the shell is movably connected with a filter screen, a handle is fixedly arranged on the front surface of the filter screen, three fans are arranged in the shell, one fan is driven to rotate when the rotating shaft rotates, and the other two fans are driven to rotate through the driving wheel and the conveying belt, so that wind power is generated to radiate heat of the pneumatic actuator body.

Preferably, the top fixedly connected with stationary blade of filter screen, and the stationary blade passes through bolt and casing fixed mounting, conveniently installs the filter screen through setting up stationary blade and bolt.

Compared with the prior art, the utility model provides the pneumatic actuator capable of being replaced quickly, which has the following beneficial effects:

1. This but quick replacement's pneumatic actuator is through installing the pneumatic actuator body to the top of base for two splint carry out the centre gripping spacing to the left and right sides of pneumatic actuator body under the effect of spring, keep the stability of pneumatic actuator body, make its stable detection.

2. This but quick replacement's pneumatic actuator makes spacing and rectangular hole align the back through rotating the pull rod, pulls the pull ring, and spacing passes rectangular hole, and the pull rod makes spacing and rectangular hole be the cross again to make splint keep the state that breaks away from, make things convenient for the dismantlement of pneumatic actuator body.

3. This but quick replacement's pneumatic actuator through unscrewing the bolt for the filter screen removes the restriction, and the handle is drawn in the pulling, can take off the filter screen and clear up.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the housing and the filter screen of the present utility model;

Fig. 3 is an enlarged view of the present utility model a.

In the figure: 1. a base; 2. a vertical plate; 3. a pneumatic actuator body; 4. a limiting mechanism; 401. a clamping plate; 402. a bearing; 403. a pull rod; 404. a spring; 405. a rectangular hole; 406. a pull ring; 407. a limit bar; 5. a top plate; 6. a motor; 7. a rotating shaft; 8. a housing; 9. a filter screen; 10. a handle; 11. a fixing piece; 12. and (5) a bolt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

As shown in fig. 1-3, the present utility model provides a quick-replaceable pneumatic actuator comprising a base 1; two vertical plates 2 arranged on the top of the base 1; a pneumatic actuator body 3 disposed between the two risers 2; the limiting mechanisms 4 are arranged on the left side and the right side of the pneumatic actuator body 3, the limiting mechanisms 4 comprise clamping plates 401, pull rods 403 and springs 404, the inner walls of the clamping plates 401 are in butt joint with the outer walls of the pneumatic actuator body 3, one ends of the springs 404 are fixedly connected with the outer walls of the vertical plates 2, the other ends of the springs are fixedly connected with the outer walls of the clamping plates 401, and the pull rods 403 are arranged outside the clamping plates 401; the outer wall of the clamping plate 401 is fixedly provided with a bearing 402, one end of a pull rod 403 is fixedly connected with the inner ring of the bearing 402, a rectangular hole 405 is formed in the vertical plate 2, the pull rod 403 penetrates through the rectangular hole 405 and is movably connected with the rectangular hole 405, and the pull rod 403 can rotate through the arrangement of the bearing 402; the other end fixedly connected with pull ring 406 of pull rod 403, the outer wall fixedly connected with spacing 407 of pull rod 403, and the size of spacing 407 is unanimous with rectangular hole 405's size, conveniently pulls pull rod 403 through setting up pull ring 406.

In the embodiment, the pneumatic actuator body 3 is mounted on the top of the base 1, so that the two clamping plates 401 clamp and limit the left side and the right side of the pneumatic actuator body 3 under the action of the springs 404, and the stability of the pneumatic actuator body 3 is maintained, so that the pneumatic actuator body 3 is stably detected; after the limiting bar 407 is aligned with the rectangular hole 405 by rotating the pull rod 403, the pull ring 406 is pulled, the limiting bar 407 penetrates through the rectangular hole 405, and the limiting bar 407 and the rectangular hole 405 are crossed by rotating the pull rod 403, so that the clamping plate 401 is kept in a separated state, and the pneumatic actuator body 3 is convenient to detach.

Example 2

As shown in fig. 1-3, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, a top plate 5 is fixedly arranged at the top of the vertical plate 2, a motor 6 is fixedly arranged at the top of the top plate 5, a rotating shaft 7 is fixedly arranged at the output end of the motor 6, and the rotating shaft 7 can be driven to rotate by arranging the motor 6; a shell 8 is arranged below the top plate 5, a filter screen 9 is movably connected with the shell 8, a handle 10 is fixedly arranged on the front surface of the filter screen 9, three fans are arranged in the shell 8, one fan is driven to rotate when the rotating shaft 7 rotates, and the other two fans are driven to rotate through a driving wheel and a conveying belt, so that wind power is generated to radiate the pneumatic actuator body 3; the top fixedly connected with stationary blade 11 of filter screen 9, and stationary blade 11 passes through bolt 12 and casing 8 fixed mounting, conveniently installs filter screen 9 through setting up stationary blade 11 and bolt 12.

In this embodiment, the filter screen 9 is removed for cleaning by unscrewing the bolts 12 to allow the filter screen 9 to be released from the restriction and pulling the handle 10.

The working principle of the pneumatic actuator capable of being replaced quickly is described in detail below.

As shown in fig. 1-3, when in use, the pneumatic actuator body 3 is mounted on the top of the base 1, so that the two clamping plates 401 clamp and limit the left side and the right side of the pneumatic actuator body 3 under the action of the springs 404, and the stability of the pneumatic actuator body 3 is maintained, so that the pneumatic actuator body 3 is stably detected; after the pull rod 403 is rotated to align the limit bar 407 with the rectangular hole 405, the pull ring 406 is pulled, the limit bar 407 penetrates through the rectangular hole 405, and then the pull rod 403 is rotated to enable the limit bar 407 and the rectangular hole 405 to be in a cross shape, so that the clamping plate 401 is kept in a separated state, and the pneumatic actuator body 3 is convenient to detach; by unscrewing the bolts 12, the filter screen 9 is released from the restriction, and the handle 10 is pulled, so that the filter screen 9 can be removed for cleaning.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. A pneumatic actuator capable of being replaced quickly, which comprises a base (1); two vertical plates (2) arranged at the top of the base (1); a pneumatic actuator body (3) disposed between the two risers (2); and limiting mechanisms (4) arranged on the left side and the right side of the pneumatic actuator body (3), and are characterized in that: stop gear (4) are including splint (401), pull rod (403) and spring (404), the inner wall of splint (401) and the outer wall butt of pneumatic actuator body (3), the one end and the outer wall fixed connection of riser (2) of spring (404), and the outer wall fixed connection of the other end and splint (401), pull rod (403) set up in the outside of splint (401).

2. A quick-change pneumatic actuator as defined in claim 1, wherein: the outer wall fixed mounting of splint (401) has bearing (402), and the one end of pull rod (403) and the inner circle fixed connection of bearing (402), rectangular hole (405) have been seted up on riser (2), and pull rod (403) pass rectangular hole (405) and rectangular hole (405) swing joint.

3. A quick-change pneumatic actuator as defined in claim 2, wherein: the other end of the pull rod (403) is fixedly connected with a pull ring (406), the outer wall of the pull rod (403) is fixedly connected with a limit bar (407), and the size of the limit bar (407) is consistent with that of the rectangular hole (405).

4. A quick-change pneumatic actuator as defined in claim 1, wherein: the top of riser (2) fixed mounting has roof (5), the top fixed mounting of roof (5) has motor (6), and the output fixed mounting of motor (6) has pivot (7).

5. A quick-change pneumatic actuator as defined in claim 4, wherein: the lower part of roof (5) is provided with casing (8), casing (8) swing joint has filter screen (9), filter screen (9) openly fixed mounting has handle (10).

6. A quick-change pneumatic actuator as defined in claim 5, wherein: the top of the filter screen (9) is fixedly connected with a fixing piece (11), and the fixing piece (11) is fixedly installed with the shell (8) through a bolt (12).