CN217481660U - Brake cylinder - Google Patents

Brake cylinder Download PDF

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Publication number
CN217481660U
CN217481660U CN202221546329.4U CN202221546329U CN217481660U CN 217481660 U CN217481660 U CN 217481660U CN 202221546329 U CN202221546329 U CN 202221546329U CN 217481660 U CN217481660 U CN 217481660U
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China
Prior art keywords
groove
piston rod
ring
spring
brake cylinder
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CN202221546329.4U
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Chinese (zh)
Inventor
王娜
张正峰
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Jiangsu Jzj Automation Technology Co ltd
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Jzj Robot Co ltd
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Priority to CN202221546329.4U priority Critical patent/CN217481660U/en
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Abstract

The application relates to the field of cylinders, in particular to a brake cylinder, which comprises a cylinder body, wherein a sliding groove is formed in the cylinder body, a piston rod is connected in the sliding groove in a sliding manner, a movable groove is formed in the cylinder body, the movable groove is communicated with the sliding groove, a push ring is connected in the movable groove in a sliding manner, the push ring is connected with the piston rod, the side wall of the push ring is connected with the side wall of the movable groove in a sealing and sliding manner, one end of the cylinder body is connected with a base, an elastic groove is formed in the piston rod, a spring is arranged in the elastic groove, one end of the spring is fixedly connected with the bottom of the elastic groove, the other end of the spring is fixedly connected with a mounting plate, one side of the mounting plate, which is far away from the spring, is connected to the base, an air inlet hole is formed in the side wall of the movable groove, the air inlet hole is arranged on one side, which is far away from the base, of the push ring, and the application has the function of enabling the thrust of the spring to push the piston rod to move, the stability of the braking of the piston rod is improved.

Description

Brake cylinder
Technical Field
The application relates to the field of cylinders, in particular to a brake cylinder.
Background
The cylinder is a cylindrical metal part that guides the piston to reciprocate linearly in the cylinder. Air converts thermal energy into mechanical energy by expansion in an engine cylinder; the gas is compressed by a piston in a compressor cylinder to increase pressure.
In the related art, in order to realize braking of the driving part, a piston rod of a cylinder needs to extend out to abut against a flywheel sheet for braking, the flywheel can be braked in a motion state only in an air-communicating state, and an air source for ventilation is possibly unstable, so that the braking effect is influenced.
SUMMERY OF THE UTILITY MODEL
In order to improve and brake flywheel dish under the state of ventilating, the unstable defect of braking effect, this application provides a brake cylinder.
The application provides a brake cylinder adopts following technical scheme:
the utility model provides a brake cylinder, includes the cylinder body, the sliding tray has been seted up in the cylinder body, sliding connection has the piston rod in the sliding tray, the movable groove has been seted up in the cylinder body, the movable groove with the sliding tray intercommunication, sliding connection has the propelling movement ring in the movable groove, the propelling movement ring with the piston rod is connected, the propelling movement lateral wall with the sealed sliding connection of movable groove lateral wall, cylinder body one end is connected with the base, the elastic slot has been seted up in the piston rod, be provided with the spring in the elastic slot, spring one end and elastic slot tank bottom fixed connection, other end fixedly connected with mounting panel, the mounting panel is kept away from spring one side is connected on the base, the inlet port has been seted up to the movable groove lateral wall, the inlet port sets up and keeps away from base one side at the propelling movement ring.
Through adopting above-mentioned technical scheme, spring one end butt is at the elastic slot tank bottom, other end fixed connection is on the mounting panel, when not aerifing, the mounting panel butt is on the base, the spring is compression state, the spring gives a power of elastic slot tank bottom, make the piston rod stretch out, thereby butt flywheel dish, when needs shrink, advance from the inlet port and aerify, thereby promote through atmospheric pressure and promote the propelling movement ring and drive the propelling movement ring and remove towards base one side, thereby drive the piston rod shrink, the thrust of such motion messenger spring promotes the piston rod and removes, the stability of the braking of piston rod has been improved.
Optionally, a first sealing groove is formed in the outer side of the push ring, a first sealing ring is arranged in the first sealing groove, and the first sealing ring is abutted against the side wall of the movable groove.
Through adopting above-mentioned technical scheme, the leakproofness between activity groove and the promotion ring can be improved to first sealing ring, reduces the possibility that the air revealed, further improves atmospheric pressure's stability.
Optionally, one end of the piston rod is fixedly connected with a butting block, a butting groove is formed in the inner side of the pushing ring, and the butting block is embedded in the butting groove.
Through adopting above-mentioned technical scheme, through establishing the butt piece in the butt inslot, can make things convenient for the pushing ring to promote the piston rod and remove to also can make things convenient for the piston rod to drive the pushing ring and remove when the piston rod resets, reduce the possibility that takes place mutual slip between piston rod and the pushing ring.
Optionally, a wear-resistant groove is formed in the cylinder body, a wear-resistant ring is embedded in the wear-resistant groove, the wear-resistant ring is sleeved on the outer side of the piston rod, and the piston rod is connected with the wear-resistant ring in a sliding manner.
Through adopting above-mentioned technical scheme, inlay the wear-resisting ring of establishing in wear-resisting groove and can reduce the wearing and tearing of piston rod, further improve the durability.
Optionally, a positioning rod penetrates through the spring and is fixedly connected to the mounting plate.
Through adopting above-mentioned technical scheme, wear to establish the locating lever in the spring and can reduce the inclined possibility of spring to when the piston rod compression bottom, can reduce the excessive possibility of spring shrink.
Optionally, a silencer is arranged on the base.
Through adopting above-mentioned technical scheme, set up the noise that the part during operation sent can be reduced to the muffler.
Optionally, a second sealing groove is formed in the side wall of the sliding groove, a second sealing strip is embedded in the second sealing groove, and the second sealing strip is in sliding abutting connection with the piston rod.
Through adopting above-mentioned technical scheme, the leakproofness when the second sealing strip can improve the piston rod and remove reduces the possibility of piston rod and sliding tray lateral wall gas leakage.
Optionally, a plurality of second sealing strips are arranged along the length direction of the sliding groove.
Through adopting above-mentioned technical scheme, be provided with a plurality ofly with the sealing strip along sliding tray length direction, can further improve sealed effect.
In summary, the present application includes at least one of the following beneficial technical effects:
1. spring one end butt is at the elastic groove tank bottom, other end fixed connection is on the mounting panel, when not aerifing, the mounting panel butt is on the base, the spring is compression state, the spring gives elastic groove tank bottom power, make the piston rod stretch out, thereby butt flywheel dish, when needs shrink, advance to aerify in the air inlet, thereby promote the propelling ring through atmospheric pressure and drive the propelling ring and remove towards base one side, thereby drive the piston rod shrink, the thrust that such motion made the spring promotes the piston rod and removes, the stability of the braking of piston rod has been improved.
2. Through establishing the butt piece inlays in the butt groove, can conveniently promote the ring and promote the piston rod and remove to also can make things convenient for the piston rod to drive when the piston rod resets and promote the ring and remove, reduce the possibility that takes place mutual slip between piston rod and the promotion ring.
3. The positioning rod is arranged in the spring in a penetrating mode, so that the possibility of inclination of the spring can be reduced, and when the piston rod is compressed to the bottom, the possibility of over contraction of the spring can be reduced.
Drawings
Fig. 1 is a front view of a brake cylinder according to an embodiment of the present application.
Fig. 2 is a sectional view taken along line a-a in fig. 1.
Fig. 3 is a schematic structural diagram of a brake cylinder in an embodiment of the present application.
Description of reference numerals:
1. a cylinder body; 2. a sliding groove; 3. a piston rod; 4. a movable groove; 5. a push ring; 6. a base; 7. an elastic groove; 8. mounting a plate; 9. an air inlet; 10. a first seal groove; 11. a first seal ring; 12. a butting block; 13. a butt joint groove; 14. a wear-resistant groove; 15. a wear ring; 16. positioning a rod; 17. a muffler; 18. a second seal groove; 19. a second seal strip; 20. a spring.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a brake cylinder.
Referring to fig. 1 and 2, a brake cylinder, including cylinder body 1, 1 one side sealing connection of cylinder body has base 6, sliding tray 2 has been seted up in cylinder body 1, sliding tray 2 sliding connection has piston rod 3, movable groove 4 has still been seted up in the cylinder body 1, sliding tray 4 sliding connection has push ring 5 in the movable groove 4, 3 one end of piston rod and push ring 5 are connected, push ring 5 lateral wall and 4 lateral wall butts in the movable groove, movable groove 4 and sliding tray 2 intercommunication, inlet port 9 has been seted up to 1 lateral wall of cylinder body, inlet port 9 and 4 intercommunications in the movable groove, base 6 one side is kept away from at push ring 5 in inlet port 9 setting.
Referring to fig. 1 and 2, the air inlet hole 9 is introduced toward the movable groove 4, so that the air pressure pushes the push ring 5 to move the piston rod 3 in the slide groove 2.
Referring to fig. 2, in order to facilitate the pushing ring 5 to drive the piston rod 3 to move, one end of the piston rod 3 is fixedly connected with a butt joint block 12, a butt joint groove 13 is formed in the inner side of the pushing ring 5, the butt joint block 12 is embedded in the butt joint groove 13, and the butt joint groove 13 is formed in one side, close to the base 6, of the pushing ring 5.
Referring to fig. 2, an elastic groove 7 is formed in one side, close to the base 6, of the piston rod 3, a spring 20 is arranged in the elastic groove 7, one end of the spring 20 is fixedly connected with the bottom of the elastic groove 7, the other end of the spring is fixedly connected with a mounting plate 8, one side, far away from the spring 20, of the mounting plate 8 is fixedly connected to the base 6, the spring 20 is in a compressed state, and the spring 20 provides outward force for the piston rod 3, so that the piston rod 3 is pushed to the outside.
Referring to fig. 2, when the air inlet 9 is not filled with air, the spring 20 pushes the piston rod 3 to extend, and when the air inlet 9 is filled with air, the push ring 5 drives the piston rod 3 to retract.
Referring to fig. 2, a positioning rod 16 is fixedly connected to the mounting plate 8 near the elastic groove 7, the positioning rod 16 is inserted into the spring 20, the possibility of torsion of the spring 20 during contraction can be reduced by the positioning rod 16, and the possibility of excessive retraction of the piston rod 3 can be reduced by the positioning rod 16.
Referring to fig. 2, in order to improve the sealing performance during inflation, a first sealing groove 10 is formed in the outer side of the push ring 5, a first sealing ring 11 is embedded in the first sealing groove 10, and one side of the first sealing ring 11 is used for being abutted against the side wall of the movable groove 4.
Referring to fig. 2, a second sealing groove 18 is formed in the side wall of the sliding groove 2, a second sealing strip 19 is embedded in the second sealing groove 18, the second sealing strip 19 is in sliding abutting contact with the piston rod 3, and in order to further improve the sealing performance, the second sealing strip 19 is provided with a plurality of sealing strips along the length direction of the sliding groove 2, and two sealing strips are provided in the embodiment.
Referring to fig. 2 and 3, when the piston rod 3 extends and retracts, the end of the cylinder body 1 is easily abraded, so that the cylinder body 1 is provided with a wear-resistant groove 151, a wear-resistant ring 15 is embedded in the wear-resistant groove 151, the wear-resistant ring 15 is sleeved outside the piston rod 3, and the wear-resistant ring 15 is in sliding contact with the piston rod 3.
Referring to fig. 3, a silencer 17 is disposed on the base 6, and in this embodiment, the silencer 17 is embedded in the base 6, so that the silencer 17 can reduce the noise in the base 6.
The implementation principle of the brake cylinder in the embodiment of the application is as follows: through set up spring 20 in activity groove 4, with spring 20 one end connection mounting panel 8, the other end is connected inside piston rod 3, gives piston rod 3 an outside power through the elasticity of spring 20, makes the cylinder remain stable when stretching out, when needs contract the cylinder, can aerify towards activity groove 4 in through inlet port 9, will push ring 5 through atmospheric pressure and remove to make piston rod 3 contract.

Claims (8)

1. A brake cylinder, its characterized in that: comprises a cylinder body (1), a sliding groove (2) is arranged in the cylinder body (1), a piston rod (3) is connected in the sliding groove (2), a movable groove (4) is arranged in the cylinder body (1), the movable groove (4) is communicated with the sliding groove (2), a push ring (5) is connected in the movable groove (4), the push ring (5) is connected with the piston rod (3), the side wall of the push ring (5) is connected with the side wall of the movable groove (4) in a sealing and sliding manner, one end of the cylinder body (1) is connected with a base (6), an elastic groove (7) is arranged in the piston rod (3), a spring (20) is arranged in the elastic groove (7), one end of the spring (20) is fixedly connected with the bottom of the elastic groove (7), the other end of the spring is fixedly connected with a mounting plate (8), one side of the spring (20) is far away from the mounting plate (8) and is connected on the base (6), an air inlet hole (9) is formed in the side wall of the movable groove (4), and the air inlet hole (9) is formed in one side, far away from the base (6), of the pushing ring (5).
2. A brake cylinder according to claim 1, wherein: first seal groove (10) have been seted up in the propelling movement ring (5) outside, be provided with first sealing ring (11) in first seal groove (10), first sealing ring (11) with activity groove (4) lateral wall butt.
3. A brake cylinder according to claim 1, characterized in that: the piston rod (3) one end fixedly connected with butt joint piece (12), butt joint groove (13) have been seted up to propelling movement ring (5) inboard, butt joint piece (12) are inlayed and are established in butt joint groove (13).
4. A brake cylinder according to claim 1, characterized in that: the cylinder body (1) is provided with a wear-resistant groove (151), a wear-resistant ring (15) is embedded in the wear-resistant groove (151), the wear-resistant ring (15) is sleeved on the outer side of the piston rod (3), and the piston rod (3) is in sliding connection with the wear-resistant ring (15).
5. A brake cylinder according to claim 1, characterized in that: a positioning rod (16) penetrates through the spring (20), and the positioning rod (16) is fixedly connected to the mounting plate (8).
6. A brake cylinder according to claim 1, characterized in that: a silencer (17) is arranged on the base (6).
7. A brake cylinder according to claim 1, characterized in that: second seal groove (18) have been seted up to sliding tray (2) lateral wall, embedded second sealing strip (19) that are equipped with of second seal groove (18), second sealing strip (19) with piston rod (3) slip butt.
8. A brake cylinder according to claim 7, wherein: the second sealing strips (19) are arranged in a plurality along the length direction of the sliding groove (2).
CN202221546329.4U 2022-06-20 2022-06-20 Brake cylinder Active CN217481660U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221546329.4U CN217481660U (en) 2022-06-20 2022-06-20 Brake cylinder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221546329.4U CN217481660U (en) 2022-06-20 2022-06-20 Brake cylinder

Publications (1)

Publication Number Publication Date
CN217481660U true CN217481660U (en) 2022-09-23

Family

ID=83315380

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221546329.4U Active CN217481660U (en) 2022-06-20 2022-06-20 Brake cylinder

Country Status (1)

Country Link
CN (1) CN217481660U (en)

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GR01 Patent grant
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TR01 Transfer of patent right

Effective date of registration: 20230914

Address after: No. 6 Yinxing Road, Hudai Town, Wuxi City, Jiangsu Province, 214061

Patentee after: JIANGSU JZJ AUTOMATION TECHNOLOGY Co.,Ltd.

Address before: 214000 No.6, Yinxing Road, Hudai Town, Binhu District, Wuxi City, Jiangsu Province

Patentee before: JZJ ROBOT Co.,Ltd.

TR01 Transfer of patent right