CN219492755U - Oil cylinder piston rod capable of reducing friction and preventing axial impact - Google Patents
Oil cylinder piston rod capable of reducing friction and preventing axial impact Download PDFInfo
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- CN219492755U CN219492755U CN202320248257.3U CN202320248257U CN219492755U CN 219492755 U CN219492755 U CN 219492755U CN 202320248257 U CN202320248257 U CN 202320248257U CN 219492755 U CN219492755 U CN 219492755U
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- axial impact
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Abstract
The utility model discloses an oil cylinder piston rod capable of reducing friction and preventing axial impact, which comprises: the rod head is arranged on the upper side of the mounting rod, a positioning rod is arranged at the joint of the positioning rod and the mounting rod, and an adjusting bolt is arranged at the joint of the positioning rod and the rod head; the positioning sleeve is arranged at the lower side of the club head and is connected with the mounting rod, the lower end of the positioning sleeve is provided with a fixing ring, the outer side of the mounting rod is provided with a protection pipe, and the joint of the first piston plate and the protection pipe is provided with a sealing gasket; and the piston sleeve is arranged on the outer side of the first piston plate, and a shock-proof assembly is arranged on the inner side of the first piston plate. The oil cylinder piston rod capable of reducing friction and preventing axial impact is beneficial to reducing friction force received during the use of the device, prolongs the service life of the device, has good effect of preventing axial impact and avoids damage to the device.
Description
Technical Field
The utility model relates to the technical field of piston rods, in particular to an oil cylinder piston rod capable of reducing friction and preventing axial impact.
Background
In recent years, the industry field rapidly develops, a piston rod is an indispensable part as a pushing device, and meanwhile, the piston rod is a moving part with frequent movement and high technical requirements, and the processing quality directly influences the service life and reliability of the whole product.
Chinese patent grant publication No. CN203362700U discloses an oil cylinder piston rod, including piston rod and rod end, be provided with reference column and piston rod coaxial on the terminal surface of piston rod one end, be provided with on the terminal surface of the one end that rod end and piston rod are connected with reference column shape assorted rod end recess, the reference column set up in the rod end recess and solder is located the gap between reference column and the rod end recess. Through setting up the reference column, high temperature liquid solder can flow into the root of welding parent metal along the reference column, has strengthened the intensity of welding back product greatly.
The prior art solutions currently on the market have the following drawbacks: the friction force born by the device during the use period is inconvenient to reduce, the service life of the device is easy to reduce, the axial impact preventing effect is poor, and the damage of the device is easy to cause.
Disclosure of Invention
The utility model aims to provide an oil cylinder piston rod capable of reducing friction and preventing axial impact, so as to solve the problems that the friction force applied to the device in the using period is inconvenient to reduce, the service life of the device is easy to reduce, the axial impact preventing effect is poor, and the device is easy to damage.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an oil cylinder piston rod capable of reducing friction and preventing axial impact, comprising: the installation rod is provided with a rod head at the upper side, a positioning bar is arranged at the joint of the installation rod and the rod head, a positioning rod is arranged at the joint of the positioning bar and the installation rod, and an adjusting bolt is arranged at the joint of the positioning rod and the rod head;
the positioning sleeve is arranged at the lower side of the club head and is connected with the mounting rod, the lower end of the positioning sleeve is provided with a fixed ring, the lower side of the fixed ring is provided with a rubber pad, the outer side of the mounting rod is provided with a protection pipe, the lower end of the mounting rod is provided with a first piston plate, and the joint of the first piston plate and the protection pipe is provided with a sealing pad;
the piston sleeve is arranged on the outer side of the first piston plate, a shock-proof assembly is arranged on the inner side of the first piston plate, and the shock-proof assembly comprises a conductive block, a reset spring, a conductive rod and a second piston plate.
Preferably, the rod head forms a sliding structure at the outer side of the mounting rod, and the rod head and the positioning rod are respectively connected with the adjusting bolt in a threaded mode.
Preferably, the positioning rod penetrates through the inner side of the positioning strip, and the positioning strip is connected with the mounting rod in a clamping manner.
Preferably, the positioning sleeve is connected with the mounting rod in a sleeving manner.
Preferably, the inner wall of the protection pipe and the outer surface of the installation rod are arranged in a wrapping mode, and the lower surface of the protection pipe and the upper surface of the sealing pad are arranged in a fitting mode.
Preferably, the conducting block is mounted on the lower side of the first piston plate, a reset spring is arranged at the joint of the conducting block and the first piston plate, a conducting rod is mounted at the upper end of the conducting block, and a second piston plate is arranged at the joint of the conducting rod and the mounting rod.
Preferably, the conductive block forms an elastic telescopic structure on the inner side of the first piston plate through a return spring.
Preferably, the conductive rod is fixedly connected with the second piston plate, and the joint of the second piston plate and the first piston plate is in a cavity structure.
Compared with the prior art, the utility model has the beneficial effects that: the oil cylinder piston rod capable of reducing friction and preventing axial impact is beneficial to reducing friction force received by the device during use, prolongs the service life of the device, has good effect of preventing axial impact and avoids damage to the device;
1. the lower surface of the protection pipe is bonded with the upper surface of the sealing gasket, after the protection pipe and the installation rod are positioned, the sealing gasket is utilized to prevent oil from entering the protection pipe, and the inner wall of the protection pipe is matched with the outer surface of the installation rod to form a wrapping type, so that the friction force applied to the installation rod during the use period is reduced through the ceramic coating on the outer surface of the protection pipe, and the service life of the device is effectively prolonged;
2. the transmission rod is fixedly connected with the second piston plate, and the joint of the second piston plate and the first piston plate is of a cavity structure, so that when the first piston plate contacts the bottom end of the oil tank through the transmission block, external axial impact load acts on the transmission block, and the transmission rod is used for conducting, so that the second piston plate is beneficial to compressing air in the cavity, the impact force is relieved, and the anti-impact effect of the device is effectively improved;
3. the locating rod penetrates through the inner side of the locating rod, and the locating rod is connected with the mounting rod in a clamping mode, so that the mounting rod and the rod head can be located by the locating rod when the locating rod locates the locating rod.
Drawings
FIG. 1 is a schematic cross-sectional elevation view of a mounting shaft and club head connection of the present utility model;
FIG. 2 is a schematic cross-sectional elevational view of the impact assembly of the present utility model coupled to a first piston plate;
FIG. 3 is a schematic elevational view of the present utility model;
fig. 4 is a schematic side view of the present utility model.
In the figure: 1. a mounting rod; 2. a club head; 3. a positioning strip; 4. a positioning rod; 5. an adjusting bolt; 6. positioning the sleeve; 7. a fixing ring; 8. a rubber pad; 9. a protective tube; 10. a first piston plate; 11. a sealing gasket; 12. a piston sleeve; 13. an anti-collision component; 131. a conductive block; 132. a return spring; 133. a conductive rod; 134. and a second piston plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a can reduce friction and prevent oil cylinder piston rod of axial impact, includes that pole head 2 is installed to the upside of installation pole 1, and the junction of installation pole 1 and pole head 2 is provided with location strip 3, and location strip 3 installs locating lever 4 with the junction of installation pole 1, and the junction of locating lever 4 and pole head 2 is provided with adjusting bolt 5;
the locating sleeve 6 is arranged on the lower side of the club head 2 and is connected with the mounting rod 1, the lower end of the locating sleeve 6 is provided with a fixed ring 7, the lower side of the fixed ring 7 is provided with a rubber pad 8, the outer side of the mounting rod 1 is provided with a protection tube 9, the lower end of the mounting rod 1 is provided with a first piston plate 10, and the joint of the first piston plate 10 and the protection tube 9 is provided with a sealing gasket 11.
When the oil cylinder piston rod capable of reducing friction and preventing axial impact is used, firstly, as shown in fig. 1, 2 and 3, the device is installed in the oil cylinder, during the operation of the device, the installation rod 1 is in telescopic sliding motion in the oil cylinder, as the inner wall of the protection tube 9 and the outer surface of the installation rod 1 are arranged in a wrapping mode, and the lower surface of the protection tube 9 and the upper surface of the sealing gasket 11 are arranged in a fitting mode, the installation rod 1 is in contact with the oil cylinder through the protection tube 9, the friction born during the whole operation of the device is reduced, an oil body cannot enter the protection tube 9, when the first piston plate 10 is operated in the oil cylinder through the piston sleeve 12, the first piston plate 10 is in contact with the bottom of the oil cylinder through the impact prevention assembly 13, the conduction rod 133 is fixedly connected with the second piston plate 134, and the joint of the second piston plate 134 and the first piston plate 10 is in a cavity structure, when the conduction rod 131 is in contact with the bottom of the oil cylinder, the axial impact born by the conduction rod 133 is received, the second piston plate 134 is further extruded by the air in the cavity, the impact prevention assembly 13 is reduced, and the impact prevention assembly 13 is pushed by the conduction block 132 to the reset spring 132 at the moment, and the reset spring 132 is reset at the bottom of the reset spring 131 is formed.
Finally, referring to fig. 1, 3 and 4, when the protective tube 9 needs to be detached and replaced, since the rod head 2 and the positioning rod 4 are respectively connected with the adjusting bolt 5 by adopting a threaded manner, the adjusting bolt 5 is firstly rotated out from the rod head 2, and since the positioning rod 4 penetrates through the inner side of the positioning rod 3 and the positioning rod 3 is connected with the mounting rod 1 by adopting a clamping manner, and the rod head 2 forms a sliding structure on the outer side of the mounting rod 1, the positioning rod 4 is firstly pulled out of the rod head 2, then the positioning rod 3 is pulled out of the rod head 2, at this time, the rod head 2 is not fixed with the mounting rod 1, the rod head 2 can be removed from the mounting rod 1, and since the positioning sleeve 6 is extruded and fixed with the protective tube 9 by the rubber pad 8 at the lower end of the fixing ring 7, at this time, after the positioning sleeve 6 slides out of the mounting rod 1, the protective tube 9 can slide out from the outer side of the mounting rod 1 for replacement, which is the whole process of the oil cylinder piston rod capable of reducing friction and preventing axial impact.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. An oil cylinder piston rod capable of reducing friction and preventing axial impact, which is characterized by comprising:
the installation rod is provided with a rod head at the upper side, a positioning bar is arranged at the joint of the installation rod and the rod head, a positioning rod is arranged at the joint of the positioning bar and the installation rod, and an adjusting bolt is arranged at the joint of the positioning rod and the rod head;
the positioning sleeve is arranged at the lower side of the club head and is connected with the mounting rod, the lower end of the positioning sleeve is provided with a fixed ring, the lower side of the fixed ring is provided with a rubber pad, the outer side of the mounting rod is provided with a protection pipe, the lower end of the mounting rod is provided with a first piston plate, and the joint of the first piston plate and the protection pipe is provided with a sealing pad;
the piston sleeve is arranged on the outer side of the first piston plate, a shock-proof assembly is arranged on the inner side of the first piston plate, and the shock-proof assembly comprises a conductive block, a reset spring, a conductive rod and a second piston plate.
2. The friction-reducing and axial impact-preventing cylinder rod according to claim 1, wherein: the rod head forms a sliding structure at the outer side of the mounting rod, and the rod head and the positioning rod are respectively connected with the adjusting bolt in a threaded mode.
3. The friction-reducing and axial impact-preventing cylinder rod according to claim 1, wherein: the locating rod penetrates through the inner side of the locating strip, and the locating strip is connected with the mounting rod in a clamping mode.
4. The friction-reducing and axial impact-preventing cylinder rod according to claim 1, wherein: the positioning sleeve is connected with the mounting rod in a sleeving manner.
5. The friction-reducing and axial impact-preventing cylinder rod according to claim 1, wherein: the inner wall of the protection pipe and the outer surface of the installation rod are arranged in a wrapping mode, and the lower surface of the protection pipe and the upper surface of the sealing gasket are in fit arrangement.
6. The friction-reducing and axial impact-preventing cylinder rod according to claim 1, wherein: the transmission block is arranged on the lower side of the first piston plate, a reset spring is arranged at the joint of the transmission block and the first piston plate, a transmission rod is arranged at the upper end of the transmission block, and a second piston plate is arranged at the joint of the transmission rod and the mounting rod.
7. The friction-reducing and axial impact-preventing cylinder rod according to claim 1, wherein: the conductive block forms an elastic telescopic structure on the inner side of the first piston plate through a return spring.
8. The friction-reducing and axial impact-preventing cylinder rod according to claim 1, wherein: the conductive rod is fixedly connected with the second piston plate, and the joint of the second piston plate and the first piston plate is of a cavity structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320248257.3U CN219492755U (en) | 2023-02-19 | 2023-02-19 | Oil cylinder piston rod capable of reducing friction and preventing axial impact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320248257.3U CN219492755U (en) | 2023-02-19 | 2023-02-19 | Oil cylinder piston rod capable of reducing friction and preventing axial impact |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219492755U true CN219492755U (en) | 2023-08-08 |
Family
ID=87476320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320248257.3U Active CN219492755U (en) | 2023-02-19 | 2023-02-19 | Oil cylinder piston rod capable of reducing friction and preventing axial impact |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219492755U (en) |
-
2023
- 2023-02-19 CN CN202320248257.3U patent/CN219492755U/en active Active
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