CN215634119U - Hydraulic pressure lift dam hydro-cylinder piston rod dust keeper - Google Patents
Hydraulic pressure lift dam hydro-cylinder piston rod dust keeper Download PDFInfo
- Publication number
- CN215634119U CN215634119U CN202122442083.8U CN202122442083U CN215634119U CN 215634119 U CN215634119 U CN 215634119U CN 202122442083 U CN202122442083 U CN 202122442083U CN 215634119 U CN215634119 U CN 215634119U
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- China
- Prior art keywords
- piston rod
- oil cylinder
- fixing ring
- dustproof device
- cylinder body
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- 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.)
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- 239000000428 dust Substances 0.000 title claims abstract description 16
- 230000001681 protective effect Effects 0.000 claims abstract description 10
- 239000007787 solid Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 3
- 239000000565 sealant Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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Abstract
The utility model discloses a hydraulic lifting dam oil cylinder piston rod dustproof device which comprises an oil cylinder body, wherein a piston rod of the oil cylinder body is provided with a dustproof device, the dustproof device comprises a first fixing ring fixedly connected to the outer wall of the upper end part of the piston rod, a second fixing ring movably sleeved on the piston rod, a bottom plate fixedly connected with the top end of a cylinder body of the oil cylinder body, and a protective sleeve sleeved on the piston rod, and two ends of the protective sleeve are respectively and fixedly connected with the first fixing ring and the second fixing ring. The dustproof device is simple in structure, reasonable in design and low in manufacturing cost, and through the arrangement of the dustproof device, the surface of the piston rod can be prevented from being full of dust in the extending state, and the service life of the oil cylinder is prolonged.
Description
Technical Field
The utility model relates to the technical field of hydraulic lifting plates, in particular to a hydraulic lifting dam oil cylinder piston rod dustproof device.
Background
The hydraulic lifting dam is a movable dam technology which is relatively simple in water conservancy science and technology. The hydraulic lifting dam has scientific mechanical structure, does not block water and is not afraid of silt deposition; is not influenced by flotage; under the condition of extremely small water loss, the floating materials on the upstream can be easily washed away, so that the river water is clear; the dam is quickly put, and the flood control safety is not influenced; strong ability of fighting flood. When the dam body of the hydraulic lifting dam rises, the piston rod of the oil cylinder of the hydraulic lifting dam is always in an extending state, dust can fall on the piston rod along with the lapse of time, when the dam body falls, the piston rod retracts into the cylinder body of the oil cylinder, and the dust can be brought in, so that the service life of the oil cylinder can be reduced.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides a hydraulic lifting dam oil cylinder piston rod dustproof device.
The utility model provides a hydraulic pressure lift dam hydro-cylinder piston rod dust keeper, includes the hydro-cylinder body, be provided with dust keeper on the piston rod of hydro-cylinder body, dust keeper includes solid fixed ring one, the activity of fixed connection on the outer wall of piston rod upper end and cup joints solid fixed ring two on the piston rod and bottom plate and hydro-cylinder body top fixed connection, cup joints the lag on the piston rod, the lag both ends respectively with gu fixed ring one and gu fixed ring two fixed connection.
Furthermore, annular grooves are formed in the opposite positions of the first fixing ring bottom plate and the second fixing ring top plate, and the end part of the protective sleeve is inserted into the annular grooves.
Furthermore, the end part of the protective sleeve is fixedly connected with the annular groove through a sealant.
Furthermore, the first fixing ring and the second fixing ring are of the same structure and are both annular stainless steel plates.
Further, the protection sleeve is a corrugated pipe.
Compared with the prior art, the utility model has the beneficial effects that: the dustproof device is simple in structure, reasonable in design and low in manufacturing cost, and through the arrangement of the dustproof device, the surface of the piston rod can be prevented from being full of dust in the extending state, and the service life of the oil cylinder is prolonged.
Drawings
FIG. 1 is a schematic structural view of a hydraulic lifting dam;
FIG. 2 is a schematic structural view of the dust-proof device of the present invention;
FIG. 3 is a schematic structural diagram of a first retaining ring of the present invention.
In the figure: the oil cylinder comprises an oil cylinder body 1, a piston rod 11, a dustproof device 2, a first fixing ring 21, an annular groove 211, a second fixing ring 22 and a protective sleeve 23.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a hydraulic pressure lifting dam hydro-cylinder piston rod dust keeper, including hydro-cylinder body 1, be provided with dust keeper 2 on the piston rod 11 of hydro-cylinder body 1, dust keeper 2 includes solid fixed ring one 21 of fixed connection on the outer wall of piston rod 11 upper end, the activity cup joints solid fixed ring two 22, the lag 23 of cup jointing on piston rod 11 of piston rod 11 and bottom plate and 1 cylinder body top fixed connection of hydro-cylinder body, lag 23 both ends respectively with gu fixed ring one 21 and gu fixed ring two 22 fixed connection.
The utility model has simple structure, reasonable design and low manufacturing cost, and can prevent the surface of the piston rod 11 from falling dust when the piston rod is in an extending state by arranging the dustproof device, thereby prolonging the service life of the oil cylinder.
Furthermore, annular grooves 211 are formed in the opposite positions of the bottom plate of the first fixing ring 21 and the top plate of the second fixing ring 22, and the end of the protective sleeve 23 is inserted into the annular grooves 211.
Further, the end of the protective sleeve 23 is fixedly connected with the annular groove 211 through a sealant.
Furthermore, the first fixing ring 21 and the second fixing ring 22 have the same structure and are both annular stainless steel plates.
Further, the protection sleeve 23 is a corrugated pipe.
Claims (5)
1. The utility model provides a hydraulic pressure lifting dam hydro-cylinder piston rod dust keeper, includes hydro-cylinder body (1), its characterized in that: be provided with dust keeper (2) on piston rod (11) of hydro-cylinder body (1), dust keeper (2) including fixed ring one (21) of fixed connection on piston rod (11) upper end outer wall, the activity cup joints solid fixed ring two (22) on piston rod (11) and bottom plate and hydro-cylinder body (1) cylinder body top fixed connection, cup joints lag (23) on piston rod (11), lag (23) both ends respectively with solid fixed ring one (21) and solid fixed ring two (22) fixed connection.
2. The hydraulic lifting dam oil cylinder piston rod dustproof device as claimed in claim 1, wherein: annular grooves (211) are formed in the opposite positions of the bottom plate of the first fixing ring (21) and the top plate of the second fixing ring (22), and the end part of the protective sleeve (23) is inserted into the annular grooves (211).
3. The hydraulic lifting dam oil cylinder piston rod dustproof device as claimed in claim 1, wherein: the end part of the protective sleeve (23) is fixedly connected with the annular groove (211) through a sealant.
4. The hydraulic lifting dam oil cylinder piston rod dustproof device as claimed in claim 1, wherein: the first fixing ring (21) and the second fixing ring (22) are of the same structure and are annular stainless steel plates.
5. The hydraulic lifting dam oil cylinder piston rod dustproof device as claimed in claim 1, wherein: the protective sleeve (23) is a corrugated pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122442083.8U CN215634119U (en) | 2021-10-11 | 2021-10-11 | Hydraulic pressure lift dam hydro-cylinder piston rod dust keeper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122442083.8U CN215634119U (en) | 2021-10-11 | 2021-10-11 | Hydraulic pressure lift dam hydro-cylinder piston rod dust keeper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215634119U true CN215634119U (en) | 2022-01-25 |
Family
ID=79934476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122442083.8U Active CN215634119U (en) | 2021-10-11 | 2021-10-11 | Hydraulic pressure lift dam hydro-cylinder piston rod dust keeper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215634119U (en) |
-
2021
- 2021-10-11 CN CN202122442083.8U patent/CN215634119U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 246000 room 418-420, building 1, science and Technology Pioneer Park, 80 Tianzhushan Road, development zone, Anqing City, Anhui Province Patentee after: Anhui Marriott Engineering Equipment Technology (Group) Co.,Ltd. Country or region after: China Address before: 246000 room 418-420, building 1, science and Technology Pioneer Park, 80 Tianzhushan Road, development zone, Anqing City, Anhui Province Patentee before: ANHUI WANHAO DAM ENERGY SAVING TECHNOLOGY CO.,LTD. Country or region before: China |