CN213018016U

CN213018016U - Stop block structure of pneumatic actuator

Info

Publication number: CN213018016U
Application number: CN202021583353.6U
Authority: CN
Inventors: 陈宏�; 郭长源
Original assignee: Wuxi V Tork Fluid Technology Co ltd
Current assignee: Wuxi V Tork Fluid Technology Co ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-04-20
Anticipated expiration: 2030-08-04

Abstract

The utility model discloses a pneumatic actuator's dog structure relates to pneumatic actuator technical field, including the dog, dog one side is provided with rather than matched with cylinder body, the inside of dog one side is provided with the cavity, the inside fixed axle that is provided with of cavity. The utility model discloses a be provided with the cavity on one side of the dog, the inside fixed axle that is provided with of cavity, the fixed axle outside is rotated and is connected with the connecting rod, the one end swing joint of connecting rod has the bolt, when needing the bolt to carry out spacing fixed to the dog, the rotation bolt, make the bolt get into the inside different length of cylinder body, and then the bolt promotes the connecting rod, and then the connecting rod plays a spacing fixed effect to the dog, and fixed being provided with in bolt one side extends to the inside spin ball of connecting rod and rotatory piece, the spin ball is at the inside swing joint of rotatory piece, and rotatory piece is at the inside swing joint of connecting rod, and then can not hinder the rotation of bolt.

Description

Stop block structure of pneumatic actuator

Technical Field

The utility model relates to a pneumatic actuator technical field specifically is a pneumatic actuator's dog structure.

Background

The pneumatic actuator is an actuating device for opening and closing or regulating a valve by air pressure, is also called a pneumatic actuating mechanism or a pneumatic device, but is generally called a pneumatic head, the pneumatic actuator is sometimes provided with a certain auxiliary device, and is commonly used with a valve positioner and a hand wheel mechanism.

The structure and the fastening bolt of current pneumatic actuator dog are not linked together, and the angle to the dog is adjusted through adjusting bolt directly to current dog structure most of all, and both are not connected, take place easily between adjusting bolt and the dog not hard up, stable inadequately.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that the bolt cannot be indirectly connected with the stop block in the prior art, the problem that the bolt cannot limit and fix the stop block is solved, and a stop block structure of a pneumatic actuator is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a pneumatic actuator's dog structure, includes the dog, dog one side is provided with rather than matched with cylinder body, the inside of dog one side is provided with the cavity, the inside fixed axle that is provided with of cavity, the fixed axle outside is rotated and is connected with the connecting rod, the inside swing joint of connecting rod one side has rotatory piece, the inside swing joint of rotatory piece one side has rotatory ball, the fixed bolt that extends to the cylinder body outside that is provided with in rotatory ball one side.

Preferably, a gear shaft is arranged at the central position inside the block, and the gear shaft and the block are positioned inside the cylinder body.

Preferably, the outer side of the bolt, which is positioned outside the cylinder body, is provided with a nut matched with the bolt, and the outer side of the nut is provided with anti-skid grains.

Preferably, a hand disc is fixedly arranged on one side of the bolt, and a plurality of groups of rotating rods are uniformly and fixedly arranged on the outer side of the hand disc.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a be provided with the cavity on one side of the dog, the inside fixed axle that is provided with of cavity, the fixed axle outside is rotated and is connected with the connecting rod, the one end swing joint of connecting rod has the bolt, when needing the bolt to carry out spacing fixed to the dog, rotatory bolt, make the bolt get into the inside different length of cylinder body, and then the bolt promotes the connecting rod, and then the connecting rod plays a spacing fixed effect to the dog, and fixed being provided with in bolt one side extends to the inside spin ball of connecting rod and rotatory piece, the spin ball is at the inside swing joint of rotatory piece, and rotatory piece is at the inside swing joint of connecting rod, and then can not hinder the rotation of bolt, it is comparatively convenient to operate, and bolt and dog pass through indirect connection, effectual messenger's dog is under the effect.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

FIG. 2 is a schematic overall structure of the present invention;

fig. 3 is a partial enlarged view of the present invention.

In the figure: 1. a stopper; 2. a gear shaft; 3. a cavity; 4. a fixed shaft; 5. a connecting rod; 6. rotating the block; 7. rotating the ball; 8. a bolt; 9. a cylinder body; 10. a nut; 11. and (4) a handwheel.

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 work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

Referring to fig. 1-3, a stopper structure of a pneumatic actuator includes a stopper 1, a cylinder 9 is disposed on one side of the stopper 1 and is engaged with the stopper, a cavity 3 is disposed inside one side of the stopper 1, a fixing shaft 4 is fixedly disposed inside the cavity 3, a connecting rod 5 is rotatably connected to the outer side of the fixing shaft 4, a rotating block 6 is movably connected inside one side of the connecting rod 5, a rotating ball 7 is movably connected inside one side of the rotating block 6, and a bolt 8 extending to the outer side of the cylinder 9 is fixedly disposed on one side of the rotating ball 7.

The utility model discloses a cavity 3 is arranged on one side of the block 1, the fixed axle 4 is fixedly arranged in the cavity 3, the connecting rod 5 is rotatably connected on the outer side of the fixed axle 4, one end of the connecting rod 5 is movably connected with the bolt 8, when the bolt 8 is needed to limit and fix the block 1, the bolt 8 is rotated to enable the bolt 8 to enter the cylinder body 9 with different lengths, and then the bolt 8 pushes the connecting rod 5, and then the connecting rod 5 plays a role of limiting and fixing the block 1, and one side of the bolt 8 is fixedly provided with the rotary ball 7 and the rotary block 6 which extend to the inner part of the connecting rod 5, the rotary ball 7 is movably connected in the rotary block 6, and the rotary block 6 is movably connected in the connecting rod 5, thereby the rotation of the bolt 8 can not be obstructed, the operation is more convenient, and the bolt 8 and the block 1 are indirectly connected, effectively enable, more stable and firm, and is more convenient.

Please refer to fig. 1 and fig. 2, the central position inside the stop block 1 is provided with the gear shaft 2, and the gear shaft 2 and the stop block 1 are located inside the cylinder 9, the utility model discloses a set up the gear shaft 2, make things convenient for the gear shaft 2 to drive the stop block 1 to rotate, and then the stop block 1 carries out spacing fixing to the gear shaft 2.

Please refer to fig. 1 and fig. 3, the outer side of the bolt 8 is located outside the cylinder 9 and is provided with a nut 10 matched with the bolt 8, and the outer side of the nut 10 is provided with anti-slip lines, the utility model discloses a set up the nut 10, conveniently carry out spacing fixing to the bolt 8.

Please refer to fig. 1 and fig. 3, a hand plate 11 is fixedly disposed on one side of the bolt 8, and a plurality of sets of rotating rods are uniformly and fixedly disposed on the outer side of the hand plate 11, so that the bolt 8 can be conveniently rotated by the hand plate 11.

The working principle is as follows: when in use, the utility model is provided with the cavity 3 at one side of the block 1, the fixed shaft 4 is fixedly arranged inside the cavity 3, the connecting rod 5 is rotatably connected outside the fixed shaft 4, one end of the connecting rod 5 is movably connected with the bolt 8, when the block 1 needs to be limited and fixed by the bolt 8, the bolt 8 is rotated to enable the bolt 8 to enter the cylinder body 9 with different lengths, the bolt 8 pushes the connecting rod 5, the connecting rod 5 plays a role of limiting and fixing the block 1, the bolt 8 is fixedly provided with the rotary ball 7 and the rotary block 6 which extend into the connecting rod 5 at one side, the rotary ball 7 is movably connected inside the rotary block 6, the rotary block 6 is movably connected inside the connecting rod 5, the rotation of the bolt 8 can not be blocked, the operation is more convenient, and the bolt 8 and the block 1 are indirectly connected, the block 1 is effectively enabled to be under the action of the bolt 8, more stable and firm, and is more convenient.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A dog structure of a pneumatic actuator comprises a dog (1), and is characterized in that: dog (1) one side is provided with rather than matched with cylinder body (9), the inside of dog (1) one side is provided with cavity (3), cavity (3) inside fixed axle (4) that is provided with, fixed axle (4) outside is rotated and is connected with connecting rod (5), the inside swing joint of connecting rod (5) one side has rotatory piece (6), the inside swing joint of rotatory piece (6) one side has rotatory ball (7), fixed bolt (8) that extend to the cylinder body (9) outside that are provided with in rotatory ball (7) one side.

2. A stopper structure of a pneumatic actuator according to claim 1, wherein: a gear shaft (2) is arranged at the center of the inner portion of the stop block (1), and the gear shaft (2) and the stop block (1) are located inside the cylinder body (9).

3. A stopper structure of a pneumatic actuator according to claim 1, wherein: the outer side of the bolt (8) is located outside the cylinder body (9) and is provided with a nut (10) matched with the bolt (8), and the outer side of the nut (10) is provided with anti-skid lines.

4. A stopper structure of a pneumatic actuator according to claim 1, wherein: bolt (8) one side is fixed and is provided with hand dish (11), and the outside of hand dish (11) is evenly fixed and is provided with the multiunit dwang.