CN221401185U - Hydraulic cylinder piston rod - Google Patents
Hydraulic cylinder piston rod Download PDFInfo
- Publication number
- CN221401185U CN221401185U CN202323345564.2U CN202323345564U CN221401185U CN 221401185 U CN221401185 U CN 221401185U CN 202323345564 U CN202323345564 U CN 202323345564U CN 221401185 U CN221401185 U CN 221401185U
- Authority
- CN
- China
- Prior art keywords
- piston rod
- rod
- sliding
- sliding sleeve
- clamping strip
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000013016 damping Methods 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 12
- 238000003466 welding Methods 0.000 claims description 6
- 239000010720 hydraulic oil Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Actuator (AREA)
Abstract
The utility model discloses a hydraulic cylinder piston rod, which comprises a piston rod, a top end assembly and a bottom end assembly, wherein the top end assembly is arranged at the top of the piston rod, and the bottom end assembly is arranged at the bottom of the piston rod; the piston rod comprises a sliding sleeve, a slide way is arranged in the sliding sleeve, a rod body is connected in the slide way in a sliding manner, a sliding groove is arranged at the periphery of the slide way in the sliding sleeve, the periphery of the rod body is connected with a clamping strip in a sliding manner, the clamping strip is connected with the sliding groove in a sliding manner, and a damping spring is arranged at the top of the clamping strip in the sliding groove. The hydraulic cylinder piston rod is simple and compact in structure, convenient and quick to detach and replace, and suitable for being widely popularized and used.
Description
Technical Field
The utility model relates to the technical field of hydraulic cylinders, in particular to a piston rod of a hydraulic cylinder.
Background
The hydraulic cylinder is a hydraulic executive component which converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion), the piston rod is a connecting component which supports the piston to do work, and the hydraulic cylinder is a moving component with frequent movement and high technical requirements and is one of important components of the hydraulic cylinder.
Publication No.: CN215927975U discloses a piston rod of a hydraulic cylinder, which comprises a rod body, wherein the front end of the rod body is provided with a connector, the connector comprises a connecting sheet and fixing shells detachably connected to two end surfaces of the connecting sheet, the connecting sheet is provided with a ball hole, the fixing shells are spherical caps, and the inner wall of the fixing shells is matched with the inner wall of the ball hole in geometric dimension; the top of the fixed shell is provided with a fixed hole, and the axis of the fixed hole is perpendicular to the end face of the connecting sheet.
Currently, the existing piston rod has the following disadvantages in use: the lack of split type disassembly and replacement mechanism, the piston rod is generally of an integrated structure, and the outer surface is easy to wear due to long-term working friction, so that the working stability of the hydraulic oil cylinder is influenced, the piston rod is required to be completely disassembled and replaced, the use cost of the piston rod is increased, and the use flexibility is general. For this purpose we propose a hydraulic cylinder piston rod.
Disclosure of utility model
The utility model mainly aims to provide a hydraulic cylinder piston rod which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
The hydraulic oil cylinder piston rod comprises a piston rod, a top end assembly and a bottom end assembly, wherein the top end assembly is arranged at the top of the piston rod, and the bottom end assembly is arranged at the bottom of the piston rod;
The piston rod comprises a sliding sleeve, a slide way is arranged in the sliding sleeve, a rod body is connected in the slide way in a sliding manner, a sliding groove is arranged at the periphery of the slide way in the sliding sleeve, the periphery of the rod body is connected with a clamping strip in a sliding manner, the clamping strip is connected with the sliding groove in a sliding manner, and a damping spring is arranged at the top of the clamping strip in the sliding groove.
Further, the top assembly comprises a top seat, an installation seat is fixedly arranged at the top of the top seat, a hanging lug is arranged at the top of the installation seat, a positioning rod is connected in the installation seat in a sleeved mode, and the installation seat is connected with the hanging lug through welding.
Further, the rod body includes an extension.
Further, a compression spring is arranged at the bottom of the positioning rod in the mounting seat.
Further, a gasket is arranged at the bottom of the clamping strip in the sliding groove, and the sliding groove is connected with the gasket through the clamping groove.
Further, the bottom assembly includes sealing piston, sealing piston's top is provided with the backing plate, the top of backing plate is located the bottom of sliding sleeve and is provided with the apron, be provided with the sheath between backing plate and the apron, and the one end of the body of rod runs through sheath and connects sealing piston, and the apron passes through bolted connection sliding sleeve, and sealing piston passes through the threaded connection body of rod.
Compared with the prior art, the utility model has the following beneficial effects:
1. Through the piston rod, top end subassembly, bottom end subassembly, sliding sleeve, slide, body of rod and card strip that set up, can utilize components of a whole that can function independently integrated configuration, when changing the piston rod of loss, tear open respectively according to actual position and trade the operation, simple structure is compact, low cost easily operates, through damping spring's setting in addition, still has the effect that slows down the impact, and then improves the stability that the piston rod used, and is not fragile more.
2. Through top subassembly, footstock, mount pad, the locating lever that set up, can utilize the slip grafting to carry out quick supplementary spacing processing with the hangers to improve welding operation's stability, be difficult for producing the skew more, simple structure, simple operation, practical value is higher.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a piston rod of a hydraulic cylinder according to the present utility model.
Fig. 2 is a schematic diagram of a cross-sectional structure of a piston rod of a hydraulic cylinder according to the present utility model.
Fig. 3 is a schematic diagram of a top assembly of a piston rod of a hydraulic cylinder according to the present utility model.
Fig. 4 is a schematic structural diagram of a bottom end assembly of a piston rod of a hydraulic cylinder according to the present utility model.
In the figure: 1. a piston rod; 101. a sliding sleeve; 102. a slideway; 103. a rod body; 104. a chute; 105. clamping strips; 106. a damping spring; 107. an extension section; 108. a gasket; 2. a top end assembly; 201. a top base; 202. a mounting base; 203. hanging lugs; 204. a positioning rod; 205. a pressure spring; 3. a bottom end assembly; 301. a sealing piston; 302. a backing plate; 303. a cover plate; 304. and (3) a sheath.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1 and 2, a hydraulic cylinder piston rod comprises a piston rod 1, a top end assembly 2 and a bottom end assembly 3, wherein the top end assembly 2 is arranged at the top of the piston rod 1, and the bottom end assembly 3 is arranged at the bottom of the piston rod 1;
The piston rod 1 comprises a sliding sleeve 101, a slide way 102 is arranged in the sliding sleeve 101, a rod body 103 is connected in the slide way 102 in a sliding way, a sliding groove 104 is arranged at the periphery of the slide way 102 in the sliding sleeve 101, a clamping strip 105 is connected at the periphery of the rod body 103 through welding, the clamping strip 105 is connected with the sliding groove 104 in a sliding way, and a damping spring 106 is arranged at the top of the clamping strip 105 in the sliding groove 104.
Damping spring 106 includes a shock absorber.
The top end assembly 2 comprises a top seat 201, an installation seat 202 is fixedly arranged at the top of the top seat 201, a hanging lug 203 is arranged at the top of the installation seat 202, and a positioning rod 204 is connected in the installation seat 202 in an inner sleeve mode.
In this embodiment, as shown in fig. 3, through the mounting base 202 and the positioning rod 204, the hanging lugs 203 can be subjected to quick auxiliary limiting fixing treatment by utilizing oblique insertion, so that convenience and stability of welding and assembling operations are improved.
Wherein the rod body 103 comprises an extension 107.
In this embodiment, as shown in fig. 2, the rod 103 is connected to the sealing piston 301 via the extension 107.
Wherein, a compression spring 205 is arranged at the bottom of the positioning rod 204 in the mounting seat 202.
In this embodiment, as shown in fig. 3, the positioning rod 204 can be quickly pushed to insert into the corresponding hole site by the elastic force of the compression spring 205.
Wherein, a gasket 108 is arranged at the bottom of the clamping strip 105 in the chute 104.
In this embodiment, as shown in fig. 2, the impact of the clip strip 105 is easily relieved by the spacer 108.
The bottom end assembly 3 comprises a sealing piston 301, a base plate 302 is arranged at the top of the sealing piston 301, a cover plate 303 is arranged at the bottom of the sliding sleeve 101 at the top of the base plate 302, a sheath 304 is arranged between the base plate 302 and the cover plate 303, and one end of the rod body 103 penetrates through the sheath 304 to be connected with the sealing piston 301.
In this embodiment, as shown in fig. 4, the piston rod 1 is conveniently pushed by hydraulic oil through the sealing piston 301, the impact of the hydraulic oil on the rod body 103 is further conveniently slowed down through the sheath 304, and the sheath 304 is made of rubber.
It should be noted that, the utility model is a hydraulic cylinder piston rod, when in operation, hydraulic oil in the hydraulic cylinder pushes the sealing piston 301, the rod body 103 and the sliding sleeve 101 to lift, meanwhile, the sheath 304, the damping spring 106 and the damper thereof are utilized, the impact force generated by the hydraulic oil can be buffered and damped, the use stability of the piston rod 1 is guaranteed, the service life of the piston rod can be prolonged, when the sheath 304 and the inner cylinder body rub for a long time to generate loss to influence the use stability of the hydraulic cylinder, an operator can detach and separate the top end component 2 and the bottom end component 3 from the sliding sleeve 101 in sequence, then the clamping strip 105 of the rod body 103 is pulled out from the slideway 102 of the sliding sleeve 101 to be detached and replaced, when the top end component 2 is assembled in advance, the hanging lug 203 can be slowly rotated in the installation seat 202, the positioning rod 204 is pushed by the elasticity of the pressure spring 205 to slide out and be inserted into the corresponding installation seat 202 reserved hole, the auxiliary limit fixing action of the hanging lug 203 can be realized, the stability and convenience of the welding operation of the hanging lug 203 are greatly improved, the whole structure is simple and compact, the cost is easy and easy to detach and replace, and practical.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a hydraulic cylinder piston rod, includes piston rod (1), top subassembly (2) and bottom subassembly (3), its characterized in that: the top of the piston rod (1) is provided with a top end assembly (2), and the bottom of the piston rod (1) is provided with a bottom end assembly (3);
The piston rod (1) comprises a sliding sleeve (101), a slide way (102) is arranged in the sliding sleeve (101), a rod body (103) is connected in the sliding way (102) in a sliding way, a sliding groove (104) is arranged at the periphery of the slide way (102) in the sliding sleeve (101), a clamping strip (105) is connected at the periphery of the rod body (103) through welding, the clamping strip (105) is connected with the sliding groove (104) in a sliding way, and a damping spring (106) is arranged at the top of the clamping strip (105) in the sliding groove (104).
2. A hydraulic ram piston rod as defined in claim 1, wherein: the top assembly (2) comprises a top seat (201), an installation seat (202) is fixedly arranged at the top of the top seat (201), a hanging lug (203) is arranged at the top of the installation seat (202), and a positioning rod (204) is connected in the installation seat (202) in an sleeved mode.
3. A hydraulic ram piston rod as defined in claim 1, wherein: the rod body (103) comprises an extension (107).
4. A hydraulic ram piston rod as in claim 2 wherein: the bottom of the locating rod (204) in the mounting seat (202) is provided with a pressure spring (205).
5. A hydraulic ram piston rod as defined in claim 1, wherein: a gasket (108) is arranged at the bottom of the clamping strip (105) in the chute (104).
6. A hydraulic ram piston rod as defined in claim 1, wherein: the bottom end assembly (3) comprises a sealing piston (301), a base plate (302) is arranged at the top of the sealing piston (301), a cover plate (303) is arranged at the bottom of the sliding sleeve (101) at the top of the base plate (302), a sheath (304) is arranged between the base plate (302) and the cover plate (303), and one end of the rod body (103) penetrates through the sheath (304) to be connected with the sealing piston (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323345564.2U CN221401185U (en) | 2023-12-08 | 2023-12-08 | Hydraulic cylinder piston rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323345564.2U CN221401185U (en) | 2023-12-08 | 2023-12-08 | Hydraulic cylinder piston rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221401185U true CN221401185U (en) | 2024-07-23 |
Family
ID=91936949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323345564.2U Active CN221401185U (en) | 2023-12-08 | 2023-12-08 | Hydraulic cylinder piston rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221401185U (en) |
-
2023
- 2023-12-08 CN CN202323345564.2U patent/CN221401185U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203299000U (en) | Engine fast docking system | |
| CN201810604U (en) | Integrated servo actuator | |
| CN221401185U (en) | Hydraulic cylinder piston rod | |
| CN109058353B (en) | Automobile shock absorber assembly | |
| CN113374813B (en) | Rubber liner type fixed caliper disc brake | |
| CN103089907A (en) | High-stability shock absorber assembly of automobile | |
| CN208153583U (en) | A kind of improved automotive braking clamp | |
| CN110939676B (en) | High-speed rail contact line buffering and damping device | |
| CN209800416U (en) | Oil cylinder with fine adjustment, buffering and sealing automatic compensation functions | |
| CN210423498U (en) | Floating caliper type disc brake structure | |
| CN212225660U (en) | Piston rod assembly | |
| CN211174852U (en) | Compact cylinder base assembly suitable for mounting hydraulic cylinder or air cylinder | |
| CN221299936U (en) | Vibration damper | |
| CN216842887U (en) | Automobile damper piston rod | |
| CN216241585U (en) | High-pressure oil cylinder | |
| CN221857176U (en) | Rotary oil cylinder convenient to disassemble and assemble | |
| CN216382072U (en) | Guide sleeve structure of oil cylinder | |
| CN220337346U (en) | Novel damper easy to install | |
| CN209762085U (en) | Shock-absorbing damper spring for automobile | |
| CN214617659U (en) | Composite rubber sleeve shock absorber | |
| CN217873533U (en) | Mechanical shock absorption buffer structure for hydraulic cylinder | |
| CN221838666U (en) | High-bearing stable telescopic oil cylinder | |
| CN221563031U (en) | Reinforcing support for automobile chassis brake | |
| CN215805512U (en) | Guider based on hydraulic control system | |
| CN216009356U (en) | Diesel engine support |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |