CN208778678U - A kind of sealing element of oil-leakage-prevention - Google Patents
A kind of sealing element of oil-leakage-prevention Download PDFInfo
- Publication number
- CN208778678U CN208778678U CN201821580428.8U CN201821580428U CN208778678U CN 208778678 U CN208778678 U CN 208778678U CN 201821580428 U CN201821580428 U CN 201821580428U CN 208778678 U CN208778678 U CN 208778678U
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- fixedly connected
- oil
- leakage
- guide pad
- bent plate
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Abstract
The utility model discloses a kind of sealing elements of oil-leakage-prevention, including basic disk and sealing ring, the basis disk side is equidistantly fixedly connected with that there are four fixed columns, the fixed column upper end offers cylinder groove, the cylinder groove bottom end is fixedly connected with sliding bar, the sliding bar side wall is fixedly installed with spring, bent plate is supported there are four being fixedly connected on the inside of the sealing ring, the support bent plate inner wall is fixedly connected with guide pad, slideway is offered inside the guide pad, the support bent plate inner wall opens up fluted, the sliding bar upper end is slidably connected by slideway and guide pad, and the upper end of the spring is fixedly connected on the lower end of guide pad, the sealing ring outer wall is fixedly connected with wearing layer.The utility model improves the sealing performance of the sealing element of the oil-leakage-prevention, also improves the guiding performance of hydraulic cylinder, reduces the abrasion of piston seal, and the compactness that not will cause sealing element in long-time service reduces, and prevents the case where generating oil leak.
Description
Technical field
The utility model relates to sealing element technical field, specially a kind of sealing element of oil-leakage-prevention.
Background technique
Sealing element be prevent fluid or solia particle from leak and prevent between adjacent faying face introduced contaminants such as dust with
Moisture etc. invades the material or part of the components inside machinery equipment.All hydraulic cylinder cylinder is largely adopted with piston seal at present
It is made of rubber material, since the wearability of rubber material is poor, long-time service will cause the reduction of its compactness, to cause to leak
Oily phenomenon.
Utility model content
The purpose of this utility model is to provide a kind of sealing elements of oil-leakage-prevention, mentioned above in the background art to solve
All hydraulic cylinder cylinder is largely made of rubber material with piston seal at present, long since the wearability of rubber material is poor
The problem of phase use will cause the reduction of its compactness, be easy to cause oil leakage phenomenon.
In order to solve the above technical problems, the utility model provides the following technical solutions: a kind of sealing element of oil-leakage-prevention, including
Basic disk and sealing ring, the basis disk side are equidistantly fixedly connected with that there are four fixed columns, and the fixed column upper end opens up
There is cylinder groove, the cylinder groove bottom end is fixedly connected with sliding bar, and the sliding bar side wall is fixedly installed with spring, the sealing
Circle inside is fixedly connected there are four bent plate is supported, and the support bent plate inner wall is fixedly connected with guide pad, inside the guide pad
Offering slideway, the support bent plate inner wall opens up fluted, and the sliding bar upper end is slidably connected by slideway and guide pad,
And the upper end of the spring is fixedly connected on the lower end of guide pad, the sealing ring outer wall is fixedly connected with wearing layer.
Preferably, the sliding bar matches sliding with slideway.
Preferably, the size of the groove and slideway are equal in magnitude, and the groove is smoothly connected with slideway.
Preferably, the wearing layer is polytetrafluoroethylene ethylene layer.
Preferably, bent plate is supported there are four being equidistantly fixedly connected on the inside of the sealing ring, and guide pad is fixedly connected on branch
It supports in the middle part of bent plate inner wall.
Preferably, the basic disk front end is fixedly connected with mounting head.
Compared with prior art, the utility model has the beneficial effects that
1. the utility model is supported support bent plate by spring, will not cause in the case of long-term use close
Then the relaxation of seal is fixedly connected with wear-resisting ring in sealing ring outer wall, solves current all hydraulic cylinder cylinder piston seal
It is largely made of rubber material, since the wearability of rubber material is poor, long-time service will cause the reduction of its compactness, be easy
The technical issues of causing oil leakage phenomenon improves the sealing performance of the sealing element of the oil-leakage-prevention, also improves the guiding performance of hydraulic cylinder,
The abrasion of piston seal are reduced, and the compactness that not will cause sealing element in long-time service reduces, prevents to generate oil leak
Situation.
2. can be by sliding bar in slideway and groove when using the sealing element of oil-leakage-prevention by setting sliding bar
Sliding, guarantees the stability of spring, and spring is avoided to bend non-directive elastic force phenomenon.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the utility model embodiment；
Fig. 2 connect cross-sectional view with guide pad for the utility model embodiment sliding bar.
In figure: 1, basic disk；2, fixed column；3, cylinder groove；4, sliding bar；5, spring；6, bent plate is supported；7, it is oriented to
Block；8, groove；9, slideway；10, sealing ring；11, wearing layer；12, mounting head.
Specific embodiment
In order to improve the oil-leakage-prevention sealing element sealing performance, also improve hydraulic cylinder guiding performance, reduce piston seal
The abrasion of circle, and the compactness that not will cause sealing element in long-time service reduces, and the utility model embodiment provides one kind
The sealing element of oil-leakage-prevention.The following will be combined with the drawings in the embodiments of the present invention, to the technology in the utility model embodiment
Scheme is clearly and completely described, it is clear that and the described embodiments are only a part of the embodiments of the utility model, without
It is whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative labor
Every other embodiment obtained under the premise of dynamic, fall within the protection scope of the utility model.
Embodiment 1
A kind of sealing element of oil-leakage-prevention, including basic disk 1 and sealing ring 10 are present embodiments provided referring to FIG. 1-2,
Basic 1 side of disk is equidistantly fixedly connected there are four fixed column 2, and 2 upper end of fixed column offers cylinder groove 3, and 3 bottom end of cylinder groove is solid
Surely be connected with sliding bar 4,4 side wall of sliding bar is fixedly installed with spring 5, be fixedly connected on the inside of sealing ring 10 there are four support bent plate
6, support 6 inner wall of bent plate is fixedly connected with guide pad 7, and slideway 9 is offered inside guide pad 7, and support 6 inner wall of bent plate offers recessed
Slot 8,4 upper end of sliding bar is slidably connected by slideway 9 with guide pad 7, and the upper end of spring 5 is fixedly connected under guide pad 7
End, 10 outer wall of sealing ring are fixedly connected with wearing layer 11.
In the present embodiment, which is placed in hydraulic cylinder, then by spring 5 through sliding bar 4 in slideway 9 into
Row sliding, to carry out jacking up support bent plate 6 outward, sealing ring 10 will cause loose state in the long-term use, so
Guide pad 7 is jacked up outward using spring 5 afterwards, and then guide pad 7 drives support bent plate 6 outwardly against to ensure that sealing
The compactness of circle 10, improves the sealing performance of the sealing element of the oil-leakage-prevention, wherein 10 outer wall of sealing ring is fixedly connected with wearing layer
11, the guiding performance of hydraulic cylinder is improved, reduces the abrasion of piston seal 10, and not will cause sealing element in long-time service
Compactness reduces, and prevents the case where generating oil leak.
Embodiment 2
Be further improved on the basis of embodiment 1 referring to FIG. 1-2: sliding bar 4 matches sliding with slideway 9, just
It in sliding sliding bar 4 in slideway 9, avoids shaking, the size and slideway 9 of groove 8 are equal in magnitude, and groove 8 and cunning
Road 9 is smoothly connected, and increases the sliding scale of sliding bar 4, is convenient for improving its leakproofness, wearing layer outwardly against sealing ring 10
11 be polytetrafluoroethylene ethylene layer, which has a preferable abrasion resistance properties, and the inside of sealing ring 10 is equidistantly fixedly connected with that there are four branch
Bent plate 6 is supportted, and guide pad 7 is fixedly connected in the middle part of support 6 inner wall of bent plate, it is ensured that 10 uniform force of sealing ring makes its tool
There is good sealing effect, basic 1 front end of disk is fixedly connected with mounting head 12, and it is structurally reasonable, it is hydraulic convenient for being installed in
On hydraulic stem in cylinder.
In this practical description, it should be noted that the orientation of the instructions such as term "vertical", "upper", "lower", "horizontal" or
Person's positional relationship is orientation based on the figure or positional relationship, is merely for convenience of this practical and simplified description of description,
Rather than the device or element of instruction or hint meaning must have a particular orientation, and are constructed and grasped with specific orientation
Make, therefore should not be understood as the limitation practical to this.
In this practical description, it is also necessary to explanation, unless otherwise specific regulation and limitation, term " setting ", " peace
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection, can be mechanical connection, is also possible to be electrically connected, can be and be directly connected to, and be also possible to be connected by intermediary, can
To be the connection inside two elements.For the ordinary skill in the art, can understand as the case may be above-mentioned
Concrete meaning of the term in this is practical.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of sealing element of oil-leakage-prevention, including basic disk (1) and sealing ring (10), it is characterised in that: the basis disk
(1) side is equidistantly fixedly connected there are four fixed column (2), and fixed column (2) upper end offers cylinder groove (3), the cylinder
Slot (3) bottom end is fixedly connected with sliding bar (4), and sliding bar (4) side wall is fixedly installed with spring (5), the sealing ring
(10) inside is fixedly connected there are four bent plate (6) are supported, and support bent plate (6) inner wall is fixedly connected with guide pad (7), described
It is offered slideway (9) inside guide pad (7), support bent plate (6) inner wall opens up fluted (8), sliding bar (4) upper end
It is slidably connected by slideway (9) and guide pad (7), and the upper end of the spring (5) is fixedly connected on the lower end of guide pad (7),
Sealing ring (10) outer wall is fixedly connected with wearing layer (11).
2. a kind of sealing element of oil-leakage-prevention according to claim 1, it is characterised in that: the sliding bar (4) and slideway (9)
Matching sliding.
3. a kind of sealing element of oil-leakage-prevention according to claim 1, it is characterised in that: the size and cunning of the groove (8)
Road (9) is equal in magnitude, and the groove (8) is smoothly connected with slideway (9).
4. a kind of sealing element of oil-leakage-prevention according to claim 1, it is characterised in that: the wearing layer (11) is polytetrafluoro
Pvdf layer.
5. a kind of sealing element of oil-leakage-prevention according to claim 1, it is characterised in that: equidistant on the inside of the sealing ring (10)
Bent plate (6) are supported there are four being fixedly connected, and guide pad (7) is fixedly connected in the middle part of support bent plate (6) inner wall.
6. a kind of sealing element of oil-leakage-prevention according to claim 1, it is characterised in that: described basis disk (1) front end is solid
Surely mounting head (12) are connected with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821580428.8U CN208778678U (en) | 2018-09-27 | 2018-09-27 | A kind of sealing element of oil-leakage-prevention |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821580428.8U CN208778678U (en) | 2018-09-27 | 2018-09-27 | A kind of sealing element of oil-leakage-prevention |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208778678U true CN208778678U (en) | 2019-04-23 |
Family
ID=66162639
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821580428.8U Active CN208778678U (en) | 2018-09-27 | 2018-09-27 | A kind of sealing element of oil-leakage-prevention |
Country Status (1)
| Country | Link |
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| CN (1) | CN208778678U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110454357A (en) * | 2019-09-18 | 2019-11-15 | 张家港瑞景动力科技有限公司 | A kind of low-temperature end piston of cryogenic pump |
| CN113969978A (en) * | 2021-11-03 | 2022-01-25 | 北京凌空天行科技有限责任公司 | Piston seal structure and piston device |
| CN116857257A (en) * | 2023-07-14 | 2023-10-10 | 佛山市禅城区余怡机械科技有限公司 | Hydraulic cylinder sealing device |
-
2018
- 2018-09-27 CN CN201821580428.8U patent/CN208778678U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110454357A (en) * | 2019-09-18 | 2019-11-15 | 张家港瑞景动力科技有限公司 | A kind of low-temperature end piston of cryogenic pump |
| CN113969978A (en) * | 2021-11-03 | 2022-01-25 | 北京凌空天行科技有限责任公司 | Piston seal structure and piston device |
| CN113969978B (en) * | 2021-11-03 | 2024-01-30 | 北京凌空天行科技有限责任公司 | Piston sealing structure and piston device |
| CN116857257A (en) * | 2023-07-14 | 2023-10-10 | 佛山市禅城区余怡机械科技有限公司 | Hydraulic cylinder sealing device |
| CN116857257B (en) * | 2023-07-14 | 2024-05-10 | 湾流油压(广州)技术有限公司 | Hydraulic cylinder sealing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: No. 999, Kaiyuan Road, Jizhou District, Hengshui City, Hebei Province 053200 Patentee after: HENGSHUI CITY MIN JIACHUAN RUBBER AND PLASTIC PRODUCTS Co.,Ltd. Address before: 053200 south side of Xindu road and west side of Chaoyang Street, Jizhou District, Hengshui City, Hebei Province Patentee before: HENGSHUI CITY MIN JIACHUAN RUBBER AND PLASTIC PRODUCTS Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |