CN212717467U - High-temperature-resistant oil cylinder - Google Patents
High-temperature-resistant oil cylinder Download PDFInfo
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- CN212717467U CN212717467U CN202021131874.8U CN202021131874U CN212717467U CN 212717467 U CN212717467 U CN 212717467U CN 202021131874 U CN202021131874 U CN 202021131874U CN 212717467 U CN212717467 U CN 212717467U
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- waterway
- cylinder
- waterway system
- high temperature
- piston rod
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Abstract
The utility model discloses a high temperature resistant hydro-cylinder, include: the cylinder body is internally provided with a first waterway system around the cylinder cavity, one end of the first waterway system is provided with a first water inlet, and the other end of the first waterway system is provided with a first water outlet; the first waterway system comprises a plurality of first waterway units arranged along the extension direction of the cylinder body, and cooling liquid can reciprocate along the cylinder body in the first waterway units; the piston rod is arranged in the oil cylinder cavity, a second waterway system is arranged in the piston rod, a second water inlet is formed in one end of the second waterway system, and a second water outlet is formed in the other end of the second waterway system. The oil cylinder can maintain the temperature of the oil cylinder at normal working temperature, is not influenced by the rise of the ambient temperature, and ensures the working efficiency.
Description
Technical Field
The utility model relates to a hydro-cylinder field especially relates to a high temperature resistant hydro-cylinder.
Background
The hydraulic cylinder is a hydraulic actuating element which converts hydraulic energy into mechanical energy and makes linear reciprocating motion, has simple structure and reliable work, can omit a speed reducer when realizing reciprocating motion, has no transmission clearance and moves stably, and is widely applied to hydraulic systems of various machines. The hydro-cylinder can make the hydraulic oil temperature higher after long-time work, and high temperature can influence the work efficiency of hydro-cylinder, and high temperature causes the damage of hydro-cylinder sealing strip, has reduced the working life of hydro-cylinder in the very big degree, has increased manufacturing cost.
Disclosure of Invention
The utility model aims at providing a high temperature resistant hydro-cylinder, this hydro-cylinder can make its self temperature maintain under normal operating temperature, do not receive the influence that ambient temperature rose, guarantee work efficiency.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a high temperature resistant hydro-cylinder includes:
the cylinder body is internally provided with a first waterway system around the cylinder cavity, one end of the first waterway system is provided with a first water inlet, and the other end of the first waterway system is provided with a first water outlet; the first waterway system comprises a plurality of first waterway units arranged along the extension direction of the cylinder body, and cooling liquid can reciprocate along the cylinder body in the first waterway units;
the piston rod is arranged in the oil cylinder cavity, a second waterway system is arranged in the piston rod, a second water inlet is formed in one end of the second waterway system, and a second water outlet is formed in the other end of the second waterway system.
In the above technical solution, the first waterway system further includes a communicating portion for connecting adjacent first waterway units.
In the above technical scheme, the four first waterway units are arranged oppositely in pairs.
In the above technical solution, the first waterway unit includes at least two first main paths arranged in parallel, and a first branch path communicating with the first main paths.
In the above technical solution, the second waterway system at least includes a second waterway unit, and the second waterway unit can enable the cooling liquid to reciprocate along the piston rod.
In the above technical solution, the second waterway unit includes at least two second main paths arranged in parallel, and a second branch path communicating with the second main paths.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
1. the utility model discloses in be provided with first waterway system in the cylinder body, be provided with second waterway system in the piston rod, first waterway system is located the outside and the inboard in hydro-cylinder chamber respectively with second waterway system, through the flow of liquid among the waterway system, takes away the heat that the hydro-cylinder produced in service to the realization is to the cooling of hydro-cylinder, and the self temperature of control hydro-cylinder guarantees its normal operating and the life of extension hydro-cylinder.
2. The first waterway system comprises a plurality of first waterway units, cooling liquid can reciprocate along the cylinder body in the first waterway unit, the second waterway system at least comprises a second waterway unit, the cooling liquid can reciprocate along the piston rod in the second waterway unit, and the effect of cooling the oil cylinder is improved through a plurality of reciprocating motions in the plurality of waterway units.
Drawings
FIG. 1 is a schematic view of a middle high temperature resistant oil cylinder of the present invention;
fig. 2 is a schematic view of the piston rod of the present invention;
FIG. 3 is a front view of the cylinder body of the present invention;
FIG. 4 is a side view of the middle cylinder body of the present invention;
fig. 5 is a sectional view taken along line a-a in fig. 4.
Wherein: 1. a cylinder body; 2. a first water inlet; 3. a first water outlet; 4. a first waterway unit; 5. a second water inlet; 6. a second water outlet; 7. a communicating portion; 8. a first main road; 9. a first shunt; 10. a second main road; 11. a second branch circuit; 12. a piston rod; 13. and a second waterway unit.
Detailed Description
The invention will be further described with reference to the following drawings and examples:
the first embodiment is as follows: referring to fig. 1-5, a high temperature resistant oil cylinder includes:
the cylinder body 1 is internally provided with a first waterway system around a cylinder cavity, one end of the first waterway system is provided with a first water inlet 2, and the other end of the first waterway system is provided with a first water outlet 3; the first waterway system comprises a plurality of first waterway units 4 arranged along the extending direction of the cylinder 1, and cooling liquid can reciprocate along the cylinder 1 in the first waterway units 4;
the piston rod 12, the piston rod 12 set up in the hydro-cylinder intracavity be provided with the second waterway system in the piston rod 12, second waterway system one end is equipped with second water inlet 5, the second waterway system other end is equipped with second delivery port 6.
A first waterway system is arranged in the cylinder body 1 around the cylinder cavity, a second waterway system is arranged in the piston rod 12, the first waterway system and the second waterway system are respectively arranged on the outer side and the inner side of the cylinder cavity, and meanwhile, the cylinder cavity is cooled, heat generated in the operation of the cylinder is taken away, the self temperature of the cylinder is controlled, the normal operation of the cylinder is ensured, and the service life of the cylinder is prolonged.
The first waterway system further includes a communicating portion 7 for connecting adjacent first waterway units 4.
In a preferred embodiment, four first waterway units 4 are included, and two first waterway units 4 are arranged oppositely.
Referring to fig. 5, the first waterway unit 4 includes at least two first main paths 8 arranged in parallel, and a first branch 9 communicating with the first main paths 8, so that the cooling liquid can reciprocate along the cylinder 1 in the first waterway unit 4.
Referring to fig. 2, the second waterway system includes at least one second waterway unit 13. The second waterway unit 13 includes at least two second main paths 10 arranged in parallel, and a second branch path 11 communicating with the second main paths 10. So that the cooling liquid can reciprocate along the piston rod 12 in the second waterway unit 13.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (6)
1. A high temperature resistant hydro-cylinder, its characterized in that includes:
the cylinder body is internally provided with a first waterway system around the cylinder cavity, one end of the first waterway system is provided with a first water inlet, and the other end of the first waterway system is provided with a first water outlet; the first waterway system comprises a plurality of first waterway units arranged along the extension direction of the cylinder body, and cooling liquid can reciprocate along the cylinder body in the first waterway units;
the piston rod is arranged in the oil cylinder cavity, a second waterway system is arranged in the piston rod, a second water inlet is formed in one end of the second waterway system, and a second water outlet is formed in the other end of the second waterway system.
2. The high temperature resistant cylinder of claim 1, characterized in that: the first waterway system further comprises a communication part for connecting the adjacent first waterway units.
3. The high temperature resistant cylinder of claim 1, characterized in that: the four first waterway units are arranged oppositely in pairs.
4. The high temperature resistant cylinder of claim 1, characterized in that: the first waterway unit comprises at least two first main paths arranged in parallel and a first branch communicated with the first main paths.
5. The high temperature resistant cylinder of claim 1, characterized in that: the second waterway system at least comprises a second waterway unit, and the cooling liquid can reciprocate along the piston rod in the second waterway unit.
6. The high temperature resistant cylinder of claim 5, characterized in that: the second waterway unit comprises at least two second main paths arranged in parallel and a second branch communicated with the second main paths.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021131874.8U CN212717467U (en) | 2020-06-18 | 2020-06-18 | High-temperature-resistant oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021131874.8U CN212717467U (en) | 2020-06-18 | 2020-06-18 | High-temperature-resistant oil cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212717467U true CN212717467U (en) | 2021-03-16 |
Family
ID=74961721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021131874.8U Active CN212717467U (en) | 2020-06-18 | 2020-06-18 | High-temperature-resistant oil cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212717467U (en) |
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2020
- 2020-06-18 CN CN202021131874.8U patent/CN212717467U/en active Active
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