CN213870514U - Noise-reduction hydraulic oil cylinder - Google Patents
Noise-reduction hydraulic oil cylinder Download PDFInfo
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- CN213870514U CN213870514U CN202022507860.8U CN202022507860U CN213870514U CN 213870514 U CN213870514 U CN 213870514U CN 202022507860 U CN202022507860 U CN 202022507860U CN 213870514 U CN213870514 U CN 213870514U
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Abstract
The utility model discloses a hydraulic cylinder of making an uproar falls, including cylinder body and shell, the shell is hollow structure, the inside fixedly connected with of shell inhales the sound cotton, inhale the cotton inner wall fixedly connected with deadening felt of sound, the inside fixedly connected with vertically and horizontally staggered steel wire of shell, the telescopic link has been cup jointed in the right side activity of cylinder body, one side fixedly connected with piston of telescopic link, the piston is located the inside of cylinder body, the pole wall fixedly connected with cushion of telescopic link, the outer wall fixedly connected with sealing washer of cushion, the outer wall fixedly connected with rand of cushion, the rand is located one side of sealing washer. The utility model discloses can effectually play the effect of making an uproar of falling, avoid causing noise pollution and disturbing residents, avoid the noise to influence constructor's physical and mental health, improve the reliability that hydraulic cylinder used, improve the convenience that hydraulic cylinder used, have the practicality.
Description
Technical Field
The utility model relates to the field of hydraulic techniques, especially, relate to a hydraulic cylinder of making an uproar falls.
Background
The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and performs linear reciprocating motion or swinging motion. When the hydraulic cylinder is used for carrying out reciprocating motion, a speed reducing device is not needed, a transmission gap is not formed, and the motion is stable, so that the hydraulic cylinder is widely applied to hydraulic systems of various machines, and the hydraulic cylinder is used by fixing the cylinder barrel on a workpiece.
The existing hydraulic oil cylinder generates noise even in the using process of dust, even sharp squeal causes serious noise pollution, disturbs people, also can seriously affect the body and the psychological health of constructors, influences the use reliability of the hydraulic oil cylinder and influences the physical and psychological health of the constructors.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a noise reduction hydraulic oil cylinder.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a noise reduction hydraulic oil cylinder comprises a cylinder body and a shell, wherein the shell is of a hollow structure, sound absorption cotton is fixedly connected inside the shell, a sound insulation felt is fixedly connected on the inner wall of the sound absorption cotton, criss-cross steel wires are fixedly connected inside the shell, a telescopic rod is movably sleeved on the right side of the cylinder body, a piston is fixedly connected on one side of the telescopic rod and is positioned inside the cylinder body, a cushion block is fixedly connected on the rod wall of the telescopic rod, a sealing ring is fixedly connected on the outer wall of the cushion block, a clamping ring is fixedly connected on the outer wall of the cushion block and is positioned on one side of the sealing ring, a slot matched with the clamping ring is formed in the inner wall of the shell, a fixing ring is fixedly connected at the tail end of the telescopic rod, a mounting ring is fixedly connected on the left side of the cylinder body, a first oil outlet is fixedly communicated on one side of the lower surface of the shell, and a second oil outlet is fixedly communicated with the other side of the lower surface of the shell.
Preferably, a through hole is formed in the right side of the shell, a rubber ring is fixedly connected to the hole wall of the through hole, and the inner wall of the rubber ring is movably connected with the rod wall of the telescopic rod.
Preferably, the outer surface of the outer shell is sprayed with an epoxy zinc-rich primer.
Preferably, a gasket is fixedly connected to the outer wall of the piston.
Preferably, the lower fixed surface of shell is connected with the connecting rod, the lower fixed surface of connecting rod is connected with the installation piece, the last fixed surface of installation piece is connected with first bolt.
Preferably, the outer fixed surface of shell is connected with the clamp, the outer wall threaded connection of clamp has the screw rod, the both sides threaded connection of screw rod has the nut, the lower fixed surface of clamp is connected with the bracing piece, the lower fixed surface of bracing piece is connected with the fixed block, the last fixed surface of fixed block is connected with the second bolt.
Compared with the prior art, the beneficial effects of the utility model are that:
1. in the utility model, when the hydraulic oil cylinder generates noise, the noise cotton can absorb the generated noise through the arranged sound absorption cotton, the steel wire and the sound insulation felt, the sound insulation felt can isolate the noise, the steel wire can play a role of reinforcement, the noise reduction function can be effectively played, noise pollution and disturbance to people are avoided, the noise is prevented from influencing the physical and mental health of constructors, and the use reliability of the hydraulic oil cylinder is improved;
2. in the utility model, when the hydraulic oil cylinder needs to be disassembled and maintained, the clamp can be separated from the shell by rotating the nut to be separated from the screw rod through the arranged nut through the arranged clamp, the nut, the support rod, the fixed block and the second bolt, the clamp is fixed on the station through the second bolt by the fixed block, the disassembling process is simple and convenient, and the use convenience of the hydraulic oil cylinder is improved;
to sum up, the utility model discloses can effectually play the effect of making an uproar of falling, avoid causing noise pollution and disturbing residents, avoid the noise to influence constructor's physical and mental health, improve the reliability that hydraulic cylinder used, improve the convenience that hydraulic cylinder used.
Drawings
Fig. 1 is a schematic structural view of a noise reduction hydraulic cylinder provided by the present invention;
fig. 2 is a schematic structural diagram of a housing of the noise reduction hydraulic oil cylinder provided by the present invention;
fig. 3 is a schematic structural view of a connection structure in a first embodiment of a noise reduction hydraulic cylinder provided by the present invention;
fig. 4 is the utility model provides a connection structure's in hydraulic cylinder embodiment two that make an uproar structure sketch map falls.
In the figure: 1. a cylinder body; 2. a housing; 3. sound-absorbing cotton; 4. a sound-deadening felt; 5. a steel wire; 6. a telescopic rod; 7. a piston; 8. cushion blocks; 9. a seal ring; 10. a collar; 11. a slot; 12. a fixing ring; 13. a mounting ring; 14. a first oil outlet; 15. a second oil outlet; 16. a through hole; 17. a rubber ring; 18. a gasket; 19. clamping a hoop; 20. a screw; 21. a nut; 22. a support bar; 23. a fixed block; 24. a second bolt; 25. a connecting rod; 26. mounting blocks; 27. a first bolt.
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.
The first embodiment is as follows:
referring to fig. 1-3, a noise reduction hydraulic cylinder comprises a cylinder body 1 and a shell 2, wherein the shell 2 is of a hollow structure, sound absorption cotton 3 is fixedly connected inside the shell 2, a sound insulation felt 4 is fixedly connected on the inner wall of the sound absorption cotton 3, criss-cross steel wires 5 are fixedly connected inside the shell 2, a telescopic rod 6 is movably sleeved on the right side of the cylinder body 1, a piston 7 is fixedly connected on one side of the telescopic rod 6, the piston 7 is positioned inside the cylinder body 1, a cushion block 8 is fixedly connected on the rod wall of the telescopic rod 6, a sealing ring 9 is fixedly connected on the outer wall of the cushion block 8, a clamping ring 10 is fixedly connected on the outer wall of the cushion block 8, the clamping ring 10 is positioned on one side of the sealing ring 9, a slot 11 matched with the clamping ring 10 is formed in the inner wall of the shell 2, a fixing ring 12 is fixedly connected at the tail end of the telescopic rod 6, a mounting ring 13 is fixedly connected on the left side of the cylinder body 1, a first oil outlet 14 is fixedly communicated with one side of the lower surface of the shell 2, a second oil outlet 15 is fixedly communicated with the other side of the lower surface of the shell 2.
Wherein, the through-hole 16 has been seted up on the right side of shell 2, and the pore wall fixedly connected with rubber circle 17 of through-hole 16, the inner wall of rubber circle 17 and the pole wall swing joint of telescopic link 6.
The outer surface of the shell 2 is sprayed with the epoxy zinc-rich primer, the epoxy zinc-rich primer has excellent corrosion resistance, strong adhesion, high zinc powder content in a paint film, cathode protection effect and excellent water resistance.
Wherein, the outer wall of the piston 7 is fixedly connected with a gasket 18.
Wherein, the lower fixed surface of shell 2 is connected with connecting rod 25, and the lower fixed surface of connecting rod 25 is connected with installation piece 26, and the upper surface fixed connection of installation piece 26 has first bolt 27.
Example two:
referring to fig. 1-2 and 4, a noise reduction hydraulic cylinder comprises a cylinder body 1 and a shell 2, wherein the shell 2 is of a hollow structure, sound absorption cotton 3 is fixedly connected inside the shell 2, a sound insulation felt 4 is fixedly connected on the inner wall of the sound absorption cotton 3, criss-cross steel wires 5 are fixedly connected inside the shell 2, a telescopic rod 6 is movably sleeved on the right side of the cylinder body 1, a piston 7 is fixedly connected on one side of the telescopic rod 6, the piston 7 is positioned inside the cylinder body 1, a cushion block 8 is fixedly connected on the rod wall of the telescopic rod 6, a sealing ring 9 is fixedly connected on the outer wall of the cushion block 8, a clamping ring 10 is fixedly connected on the outer wall of the cushion block 8, the clamping ring 10 is positioned on one side of the sealing ring 9, a slot 11 matched with the clamping ring 10 is formed in the inner wall of the shell 2, a fixing ring 12 is fixedly connected at the tail end of the telescopic rod 6, a mounting ring 13 is fixedly connected on the left side of the cylinder body 1, and a first oil outlet 14 is fixedly communicated on one side of the lower surface of the shell 2, a second oil outlet 15 is fixedly communicated with the other side of the lower surface of the shell 2.
Wherein, the through-hole 16 has been seted up on the right side of shell 2, and the pore wall fixedly connected with rubber circle 17 of through-hole 16, the inner wall of rubber circle 17 and the pole wall swing joint of telescopic link 6.
The outer surface of the shell 2 is sprayed with the epoxy zinc-rich primer, the epoxy zinc-rich primer has excellent corrosion resistance, strong adhesion, high zinc powder content in a paint film, cathode protection effect and excellent water resistance.
Wherein, the outer wall of the piston 7 is fixedly connected with a gasket 18.
Wherein, the outer fixed surface of shell 2 is connected with clamp 19, and the outer wall threaded connection of clamp 19 has screw rod 20, and the both sides threaded connection of screw rod 20 has nut 21, and the lower fixed surface of clamp 19 is connected with bracing piece 22, and the lower fixed surface of bracing piece 22 is connected with fixed block 23, and the last fixed surface of fixed block 23 is connected with second bolt 24.
The working principle is as follows: use the utility model discloses the time, when hydraulic cylinder work produced the noise, inhale the noise absorption that sound cotton 3 can produce, deadening felt 4 can be isolated with the noise, steel wire 5 can play reinforced (rfd) effect, can effectually play the effect of making an uproar of falling, nut 21 through setting up, swivel nut 21 to breaking away from screw rod 20 can make clamp 19 break away from shell 2, can accomplish the dismantlement with hydraulic cylinder, fixed block 23 makes clamp 19 fix on the station through second bolt 24, the dismantlement process is simple and convenient.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a hydraulic cylinder of making an uproar falls, includes cylinder body (1) and shell (2), its characterized in that, shell (2) are hollow structure, the inside fixedly connected with of shell (2) inhales sound cotton (3), inhale the inner wall fixedly connected with deadening felt (4) of sound cotton (3), the inside fixedly connected with vertically and horizontally staggered steel wire (5) of shell (2), telescopic link (6) have been cup jointed in the right side activity of cylinder body (1), one side fixedly connected with piston (7) of telescopic link (6), piston (7) are located the inside of cylinder body (1), the pole wall fixedly connected with cushion (8) of telescopic link (6), the outer wall fixedly connected with sealing washer (9) of cushion (8), the outer wall fixedly connected with rand (10) of cushion (8), rand (10) are located one side of sealing washer (9), the inner wall of shell (2) is seted up with rand (10) matched with slot (11), the terminal fixedly connected with of telescopic link (6) is fixed ring (12), the left side fixedly connected with collar (13) of cylinder body (1), the fixed intercommunication of lower surface one side of shell (2) has first oil-out (14), the fixed intercommunication of lower surface opposite side of shell (2) has second oil-out (15).
2. The noise-reducing hydraulic oil cylinder according to claim 1, characterized in that a through hole (16) is formed in the right side of the housing (2), a rubber ring (17) is fixedly connected to the wall of the through hole (16), and the inner wall of the rubber ring (17) is movably connected to the rod wall of the telescopic rod (6).
3. A noise reducing hydraulic ram according to claim 1, characterised in that the outer surface of the housing (2) is sprayed with an epoxy zinc rich primer.
4. A noise reducing hydraulic ram according to claim 1, characterised in that a washer (18) is fixedly attached to the outer wall of the piston (7).
5. A noise-reducing hydraulic cylinder according to claim 1, characterized in that a connecting rod (25) is fixedly connected to the lower surface of the housing (2), a mounting block (26) is fixedly connected to the lower surface of the connecting rod (25), and a first bolt (27) is fixedly connected to the upper surface of the mounting block (26).
6. The noise-reducing hydraulic oil cylinder according to claim 1, characterized in that a hoop (19) is fixedly connected to the outer surface of the shell (2), a screw rod (20) is connected to the outer wall of the hoop (19) in a threaded manner, nuts (21) are connected to two sides of the screw rod (20) in a threaded manner, a support rod (22) is fixedly connected to the lower surface of the hoop (19), a fixed block (23) is fixedly connected to the lower surface of the support rod (22), and a second bolt (24) is fixedly connected to the upper surface of the fixed block (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022507860.8U CN213870514U (en) | 2020-11-03 | 2020-11-03 | Noise-reduction hydraulic oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022507860.8U CN213870514U (en) | 2020-11-03 | 2020-11-03 | Noise-reduction hydraulic oil cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213870514U true CN213870514U (en) | 2021-08-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022507860.8U Active CN213870514U (en) | 2020-11-03 | 2020-11-03 | Noise-reduction hydraulic oil cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213870514U (en) |
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2020
- 2020-11-03 CN CN202022507860.8U patent/CN213870514U/en active Active
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