CN223270302U

CN223270302U - Cylinder outage self-locking mechanism

Info

Publication number: CN223270302U
Application number: CN202422824892.9U
Authority: CN
Inventors: 王来才; 徐光东; 周晓广; 袁金兴; 刘雪芳
Original assignee: Wuxi Heyuan Precision Machinery Co ltd
Current assignee: Wuxi Heyuan Precision Machinery Co ltd
Priority date: 2024-11-20
Filing date: 2024-11-20
Publication date: 2025-08-26
Anticipated expiration: 2034-11-20

Abstract

The utility model discloses a cylinder air-break self-locking mechanism which comprises a rear end cover, a cylinder barrel and a front end cover, wherein the rear end cover and the front end cover are respectively and fixedly connected to two ends of the cylinder barrel, a piston head is connected in a sliding manner in the cylinder barrel, a piston rod is integrally formed at one end of the piston head and penetrates through the front end cover, an air inlet part for pushing the piston head to move is arranged in the rear end cover, an elastic part for resetting the piston head after moving is arranged in the cylinder barrel, a ring-shaped groove is formed in the outer side of the piston rod, close to the piston head, a sliding groove is formed in one side of the front end cover, close to the cylinder barrel, an L-shaped frame is connected in the sliding manner in the sliding groove, and the L-shaped frame extends into the cylinder barrel and is spliced with the ring-shaped groove. The self-locking device not only can self-lock the piston rod after the air interruption of the air cylinder, avoid the piston rod from sliding down under the action of the gravity of the object, improve the use safety of the air cylinder, but also can facilitate the use of the air cylinder and improve the use convenience of the air cylinder.

Description

Cylinder outage self-locking mechanism

Technical Field

The utility model relates to the technical field of cylinder self-locking, in particular to a cylinder gas-break self-locking mechanism.

Background

The cylinder is a cylindrical metal part that guides the piston to reciprocate linearly within the cylinder. The cylinder has two types of reciprocating rectilinear motion and reciprocating swing.

Through the search, the bulletin number CN217301102U discloses a novel single-acting cylinder which does not have the function of gas-break self-locking, once gas supply is stopped or abnormal gas supply occurs, under the action of object gravity, the piston rod of the cylinder is easy to slide off, so that accidents are caused.

Disclosure of utility model

The utility model aims to solve the defects in the prior art and provides an air-break self-locking mechanism of an air cylinder.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The utility model provides a cylinder outage self-locking mechanism, includes rear end cover, cylinder and front end housing, rear end cover and front end housing are fixed connection respectively at the both ends of cylinder, sliding connection has the piston head in the cylinder, and the one end integrated into one piece of piston head has the piston rod, and the piston rod passes the front end housing, be equipped with the air inlet unit who promotes the piston head and remove in the rear end housing, be equipped with the elastic component that makes the piston head remove the back reset in the cylinder, the annular groove has been seted up in the outside of piston rod near the position of piston head, the spout has been seted up to one side that the front end housing is close to the cylinder, sliding connection has L type frame in the spout, and the L type frame extends into the cylinder and peg graft with annular groove, be equipped with the subassembly of blowing that makes L type frame upwards remove in the front end housing, the top of rear end cover and front end housing all is equipped with pneumatic joint, be equipped with the magnetic force subassembly that makes L type frame carry out removal in the spout.

As still further scheme of the utility model, the air inlet part is a first L-shaped air passage, the first L-shaped air passage is arranged in the rear end cover, one end of the first L-shaped air passage is communicated with the cylinder barrel, the other end of the first L-shaped air passage is opened upwards, and the pneumatic connector is connected with the first L-shaped air passage.

As a still further proposal of the utility model, the elastic component is a spring, the spring is arranged in the cylinder barrel, and two ends of the spring are respectively fixed with the rear end cover and the piston head.

As still further scheme of the utility model, the air blowing component comprises a second L-shaped air passage, the second L-shaped air passage is arranged in the front end cover, one end of the second L-shaped air passage is communicated with the chute, the other end of the second L-shaped air passage is opened upwards, the pneumatic connector is connected with the second L-shaped air passage, the bottom of the L-shaped frame is fixedly connected with a cylinder, and the cylinder is inserted into the second L-shaped air passage.

As still further scheme of the utility model, the magnetic force assembly comprises a second magnetic block, the second magnetic block is embedded at the top of the L-shaped frame, the top of the chute is embedded with a first magnetic block, and the first magnetic block and the second magnetic block repel each other.

As still further scheme of the utility model, a plurality of pull rods are arranged between the rear end cover and the front end cover, and the cylinder barrel is positioned among the plurality of pull rods.

As a still further scheme of the utility model, one side of the rear end cover and one side of the front end cover in the opposite direction are fixedly connected with a fixing frame, and two mounting holes are formed in the bottom of the fixing frame.

The beneficial effects of the utility model are as follows:

1. through the cooperation use of L type frame and annular groove, can drive the piston rod when the piston head moves in the cylinder and remove, after the piston rod moved to certain position, the L type frame inserts annular inslot under the effect of magnetic force subassembly and fixes the piston rod to can carry out the auto-lock to the piston rod after the cylinder outage, avoid the piston rod to slide under the effect of object weight, improved the security that the cylinder used.

2. Through the setting of elastic component, after the cylinder uses, elastic component can stimulate the piston head and reset the removal, makes the cylinder recover to be convenient for the cylinder use, improved the convenience that the cylinder used.

Drawings

FIG. 1 is a schematic diagram of a front side three-dimensional structure of a cylinder air-break self-locking mechanism;

Fig. 2 is a schematic diagram of a cross-sectional structure of a cylinder barrel of the cylinder air-break self-locking mechanism provided by the utility model;

Fig. 3 is an enlarged schematic view of a portion a of the cylinder air-break self-locking mechanism according to the present utility model.

The device comprises a rear end cover 1, a cylinder barrel 2, a pneumatic connector 3, a front end cover 4, a piston rod 5, a fixed frame 6, a mounting hole 7, a pull rod 8, a pull rod 9, a piston head 10, a spring 11, a first L-shaped air passage 12, a first magnetic block 13, a second L-shaped air passage 14, a sliding groove 15, a cylinder 16, a ring-shaped groove 17, an L-shaped frame 18 and a second magnetic block.

Detailed Description

The following description of the embodiments of the present utility model will be made with reference to the accompanying drawings, in which embodiments of the present utility model are described in a clear and complete manner, and the described embodiments are only some embodiments, but not all embodiments of the present utility model, and other embodiments obtained by those skilled in the art without making any inventive effort are within the scope of the present utility model.

Referring to fig. 1-3, a cylinder outage self-locking mechanism, including rear end cover 1, cylinder 2 and front end cover 4, rear end cover 1 and front end cover 4 weld respectively in the both ends of cylinder 2, sliding connection has piston head 9 in cylinder 2, the one end integrated into one piece of piston head 9 has piston rod 5, and piston rod 5 passes front end cover 4, be equipped with the air inlet part that promotes piston head 9 and remove in the rear end cover 1, be equipped with the elastic component that makes piston head 9 remove the back reset in the cylinder 2, the outside of piston rod 5 is close to piston head 9's position and has seted up annular groove 16, one side that front end cover 4 is close to cylinder 2 has seted up spout 14, sliding connection has L type frame 17 in spout 14, and L type frame 17 extends into cylinder 2 and pegging graft with annular groove 16, be equipped with the air blowing subassembly that makes L type frame 17 upwards remove in the front end cover 4, the top of rear end cover 1 and front end cover 4 all is equipped with pneumatic connector 3, be equipped with the magnetic force subassembly that makes L type frame 17 remove in the spout 14 this moment, it can promote piston head 9 to remove to the cylinder 2 through the air inlet part that the subassembly is interior, the piston head can promote piston head 9 under the effect of atmospheric pressure, the piston rod can drive 5 and remove under the effect of air inlet part, the piston rod 5 can make the effect of the annular frame 5 move under the annular frame 17 and the effect of the piston rod 5 and the piston rod 17 is to the annular type 5 is carried out the annular groove 17 under the effect of the piston rod 17, thereby the effect of the piston rod 17 is avoided the piston rod is fixed under the piston rod's effect of the piston rod 17 to the piston rod's side of the piston rod is to the piston rod's side of the piston rod 17 to the piston rod's side.

In the utility model, the air inlet part is a first L-shaped air passage 11, the first L-shaped air passage 11 is arranged in the rear end cover 1, one end of the first L-shaped air passage 11 is communicated with the cylinder barrel 2, the other end of the first L-shaped air passage 11 is opened upwards, the pneumatic connector 3 is connected with the first L-shaped air passage 11, when in use, air is blown into the first L-shaped air passage 11 through the pneumatic connector 3 on the rear end cover 1, air enters the cylinder barrel 2 through the first L-shaped air passage 11, the elastic part is a spring 10, the spring 10 is arranged in the cylinder barrel 2, two ends of the spring 10 are respectively fixed with the rear end cover 1 and the piston head 9, when the piston head 9 is pushed by air pressure to move, the piston head 9 stretches the spring 10, the air blowing component comprises a second L-shaped air passage 13, one end of the second L-shaped air passage 13 is communicated with the sliding groove 14, the other end of the second L-shaped air passage 13 is opened upwards, the pneumatic connector 3 is connected with the second L-shaped air passage 13, a cylinder 15 is welded at the bottom of the L-shaped frame 17, and the cylinder 15 is inserted into the cylinder frame 13, and the cylinder 15 is pushed into the cylinder frame 13 to move towards the cylinder end cover 13, and the cylinder frame 13 is pushed by the cylinder frame to move towards the cylinder end 9, and the cylinder head 17 moves towards the cylinder end 9, and the cylinder end 13 is pushed by the cylinder frame to move towards the cylinder end 13, and the cylinder end 13 when the cylinder end is pushed by the cylinder end 13, and the cylinder end is pushed by the cylinder head 9 to move towards the cylinder end;

In particular, the magnetic assembly comprises a second magnetic block 18, the second magnetic block 18 is embedded at the top of the L-shaped frame 17, the top of the sliding groove 14 is embedded with a first magnetic block 12, the first magnetic block 12 and the second magnetic block 18 repel each other, when the annular groove 16 on the piston rod 5 moves to be aligned with the L-shaped frame 17, the first magnetic block 12 and the second magnetic block 18 repel each other, the L-shaped frame 17 can be moved under the action of the first magnetic block 12 and the second magnetic block 18 to enable the L-shaped frame 17 to be inserted into the annular groove 16, meanwhile, the L-shaped frame 17 can be stably inserted into the annular groove 16 under the action of the first magnetic block 12 and the second magnetic block 18, a plurality of pull rods 8 are arranged between the rear end cover 1 and the front end cover 4, the cylinder barrel 2 is positioned between the pull rods 8, one sides of the rear end cover 1 and the front end cover 4 in opposite directions are all fixed with the fixing frames 6 through bolts, and two mounting holes 7 are formed in the bottom of the fixing frames 6.

When the cylinder is required to be used, air is blown into the first L-shaped air channel 11 through the pneumatic connector 3 on the rear end cover 1, air enters the cylinder barrel 2 through the first L-shaped air channel 11, at the moment, the piston head 9 is pushed to move under the action of air pressure, the piston head 9 drives the piston rod 5 to move, the spring 10 is lengthened in the moving process of the piston head 9, when the annular groove 16 on the piston rod 5 moves to be aligned with the L-shaped frame 17, the L-shaped frame 17 is moved under the action of the first magnetic block 12 and the second magnetic block 18 due to the repulsion of the first magnetic block 12 and the second magnetic block 18, so that the L-shaped frame 17 is inserted into the annular groove 16, the piston rod 5 is fixed, the piston rod 5 is self-locked after the air is cut off, the piston rod 5 is prevented from sliding under the action of the weight of an object, and the use safety of the cylinder is improved.

Furthermore, the terms "mounted," "configured," "connected," and "sleeved" should be construed broadly. For example, they may be fixedly connected, detachably connected, or of unitary construction, may be mechanically or electrically connected, may be directly connected, or indirectly connected through intermediaries, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application will be understood by those of ordinary skill in the art according to the specific circumstances.

Claims

1. The utility model provides a cylinder outage self-locking mechanism, includes rear end cap (1), cylinder (2) and front end housing (4), rear end cap (1) and front end housing (4) are fixed connection respectively at the both ends of cylinder (2), a serial communication port, sliding connection has piston head (9) in cylinder (2), and the one end integrated into one piece of piston head (9) has piston rod (5), and piston rod (5) pass front end housing (4), be equipped with the air inlet unit who promotes piston head (9) and remove in rear end housing (1), be equipped with the elastic component that makes piston head (9) remove the back reset in cylinder (2), annular groove (16) have been seted up in the outside of piston rod (5) near the position of piston head (9), one side that cylinder (2) are close to front end housing (4) has been seted up spout (14), and sliding connection has L type frame (17) in spout (14), and L type frame (17) extend into cylinder (2) and peg graft with annular groove (16), be equipped with in front end housing (4) and make L type frame (17) remove upward, back end housing (1) and be equipped with pneumatic end housing (4) make top (3) and make in the pneumatic end housing (4) move.

2. The cylinder air-break self-locking mechanism according to claim 1, wherein the air inlet component is a first L-shaped air passage (11), the first L-shaped air passage (11) is arranged in the rear end cover (1), one end of the first L-shaped air passage (11) is communicated with the cylinder barrel (2), the other end of the first L-shaped air passage (11) is opened upwards, and the pneumatic connector (3) is connected with the first L-shaped air passage (11).

3. The cylinder air-break self-locking mechanism according to claim 1, wherein the elastic component is a spring (10), the spring (10) is arranged in the cylinder barrel (2), and two ends of the spring (10) are respectively fixed with the rear end cover (1) and the piston head (9).

4. The cylinder outage self-locking mechanism according to claim 2, wherein the air blowing assembly comprises a second L-shaped air passage (13), the second L-shaped air passage (13) is formed in the front end cover (4), one end of the second L-shaped air passage (13) is communicated with the sliding groove (14), the other end of the second L-shaped air passage (13) is opened upwards, the pneumatic connector (3) is connected with the second L-shaped air passage (13), a cylinder (15) is fixedly connected to the bottom of the L-shaped frame (17), and the cylinder (15) is inserted into the second L-shaped air passage (13).

5. The cylinder outage self-locking mechanism according to claim 1, wherein the magnetic assembly comprises a second magnetic block (18), the second magnetic block (18) is embedded at the top of the L-shaped frame (17), the first magnetic block (12) is embedded at the top of the sliding groove (14), and the first magnetic block (12) and the second magnetic block (18) repel each other.

6. The cylinder air-break self-locking mechanism according to claim 1, wherein a plurality of pull rods (8) are arranged between the rear end cover (1) and the front end cover (4), and the cylinder barrel (2) is positioned between the plurality of pull rods (8).

7. The cylinder air-break self-locking mechanism according to claim 6, wherein the fixing frames (6) are fixedly connected to one sides of the rear end cover (1) and the front end cover (4) in opposite directions, and two mounting holes (7) are formed in the bottoms of the fixing frames (6).