CN206522296U - A kind of excellent cylinder of sealing property - Google Patents
A kind of excellent cylinder of sealing property Download PDFInfo
- Publication number
- CN206522296U CN206522296U CN201720187737.8U CN201720187737U CN206522296U CN 206522296 U CN206522296 U CN 206522296U CN 201720187737 U CN201720187737 U CN 201720187737U CN 206522296 U CN206522296 U CN 206522296U
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- cylinder
- piston
- cylinder barrel
- seal
- piston rod
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Abstract
The utility model discloses a kind of excellent cylinder of sealing property, including cylinder barrel, the side of the cylinder barrel is provided with protecgulum, the opposite side of cylinder barrel is provided with bonnet, soket head cap screw is provided with cylinder barrel, piston rod is fixed with the inside of cylinder barrel, on the piston rod provided with copper sheathing, first seal and O-ring, the side of the piston rod is provided with piston, and second seal, piston packing and wear ring are provided with piston.The excellent cylinder of the utility model sealing property, by the setting of copper sheathing, influence of the friction to cylinder barrel is reduced, the service life of piston rod is extended, service life is long, the setting of first seal and O-ring, to prevent the outside gas leakage at piston rod, it is ensured that the sealing property of cylinder in use, the guidance quality of cylinder can be improved by the wear ring of setting, reduce the abrasion of piston packing, reducing friction resistance so that the service life of cylinder is long.
Description
Technical field
The utility model is related to cylinder technical field, the excellent cylinder of especially a kind of sealing property.
Background technology
Cylinder is the cylindrical metal parts for guiding piston to carry out straight reciprocating motion in cylinder, is led in cylinder
Cross expansion and convert heat into mechanical energy, gas receiving piston in compresser cylinder compresses and improves pressure, turbine, rotation
The housing of piston-mode motor etc. is generally also referred to as " cylinder ", and existing cylinder seal performance is not excellent enough, and the guiding of cylinder
Poor performance, service life is short.
Utility model content
The purpose of this utility model is to provide a kind of sealing property excellent cylinder, with sealing property it is excellent, be oriented to
Good and service life length the advantage of performance, to solve the problems mentioned in the above background technology.
To achieve the above object, the utility model provides following technical scheme：A kind of excellent cylinder of sealing property, including
Cylinder barrel, the side of the cylinder barrel is provided with protecgulum, and the opposite side of cylinder barrel is provided with bonnet, is provided with cylinder barrel
Soket head cap screw, piston rod is fixed with the inside of cylinder barrel, on the piston rod provided with copper sheathing, first seal and O-ring,
The side of first seal is provided with copper sheathing, the opposite side of first seal is provided with O-ring, the side of the piston rod
Piston is provided with, second seal, piston packing and wear ring are provided with piston, in the side of second seal provided with work
Plug sealing ring, wear ring is provided with the opposite side of second seal.
It is used as further program of the utility model：The piston is linked with piston rod using pressing.
It is used as further program of the utility model：The protecgulum extends to the inside of cylinder barrel, and close with cylinder barrel
Connection.
Compared with prior art, the utility model beneficial effect：
The excellent cylinder of the utility model sealing property, by the setting of copper sheathing, reduces influence of the friction to cylinder barrel,
Extend the service life of piston rod, service life is long, the setting of first seal and O-ring, with prevent at piston rod to
Outer gas leakage, it is ensured that the sealing property of cylinder in use, the guidance quality of cylinder can be improved by the wear ring of setting,
Reduce the abrasion of piston packing, reducing friction resistance so that the service life of cylinder is long.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model.
In figure：1- cylinder barrels；2- protecgulums；3- second seals；4- bonnets；5- pistons；6- piston rods；7- first is sealed
Part；8- copper sheathings；9-O type circles；10- soket head cap screws；11- piston packings；12- wear rings.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Referring to Fig. 1, in the utility model embodiment, a kind of excellent cylinder of sealing property, including cylinder barrel 1, cylinder
The side of cylinder 1 is provided with protecgulum 2, and protecgulum 2 extends to the inside of cylinder barrel 1, and is closely connected with cylinder barrel 1, in cylinder barrel 1
Opposite side is provided with bonnet 4, and soket head cap screw 10 is provided with cylinder barrel 1, and piston rod is fixed with the inside of cylinder barrel 1
6, copper sheathing 8, first seal 7 and O-ring 9 are provided with piston rod 6, the side of first seal 7 is provided with copper sheathing 8, copper
The setting of set 8, reduces influence of the friction to cylinder barrel 1, extends the service life of piston rod 6, service life is long, first
The opposite side of seal 7 is provided with O-ring 9, the setting of first seal 7 and O-ring 9, to prevent at piston rod 6 to leakage
Gas, it is ensured that the sealing property of cylinder in use, the side of piston rod 6 is provided with piston 5, and piston 5 is adopted with piston rod 6
With the link that presses, two way seal is realized using combined seal ring, sealing property is excellent, on piston 5 provided with second seal 3,
Piston packing 11 and wear ring 12, piston packing 11 is provided with the side of second seal 3, and piston packing 11 is set
Put, can effectively prevent the mutual gas blowby of chamber of piston 5 or so two, be provided with wear ring 12 in the opposite side of second seal 3, pass through
The wear ring 12 of setting can improve the guidance quality of cylinder, reduce the abrasion of piston packing 11, reducing friction resistance so that gas
The service life of cylinder is long, the excellent cylinder of the sealing property, by the setting of copper sheathing 8, reduces shadow of the friction to cylinder barrel 1
Ring, extend the service life of piston rod 6, service life is long, the setting of first seal 7 and O-ring 9, to prevent from piston
Outside gas leakage at bar 6, it is ensured that the sealing property of cylinder in use, cylinder can be improved by the wear ring 12 of setting
Guidance quality, reduce piston packing 11 abrasion, reducing friction resistance so that the service life of cylinder is long.
In summary：The excellent cylinder of the utility model sealing property, by the setting of copper sheathing 8, reduces friction to gas
The influence of cylinder barrel 1, extends the service life of piston rod 6, and service life is long, the setting of first seal 7 and O-ring 9, to prevent
The only outside gas leakage at piston rod 6, it is ensured that the sealing property of cylinder in use, can be with by the wear ring 12 of setting
The guidance quality of cylinder is improved, the abrasion of piston packing 11, reducing friction resistance so that the service life of cylinder is long are reduced.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (3)
1. a kind of excellent cylinder of sealing property, including cylinder barrel (1), it is characterised in that：The side of the cylinder barrel (1) is set
There is protecgulum (2), the opposite side of cylinder barrel (1) be provided with bonnet (4), soket head cap screw (10) is provided with cylinder barrel (1),
Piston rod (6) is fixed with the inside of cylinder barrel (1), copper sheathing (8), first seal (7) and O are provided with piston rod (6)
Type circle (9), copper sheathing (8) is provided with the side of first seal (7), and the opposite side of first seal (7) is provided with O-ring
(9), the side of the piston rod (6) is provided with piston (5), and second seal (3), piston packing are provided with piston (5)
(11) piston packing (11) and wear ring (12), is provided with the side of second seal (3), in the another of second seal (3)
Side is provided with wear ring (12).
2. a kind of excellent cylinder of sealing property according to claim 1, it is characterised in that：The piston (5) and piston
Bar (6) is using the link that presses.
3. a kind of excellent cylinder of sealing property according to claim 1, it is characterised in that：The protecgulum (2) extends to
The inside of cylinder barrel (1), and be closely connected with cylinder barrel (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720187737.8U CN206522296U (en) | 2017-02-28 | 2017-02-28 | A kind of excellent cylinder of sealing property |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720187737.8U CN206522296U (en) | 2017-02-28 | 2017-02-28 | A kind of excellent cylinder of sealing property |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206522296U true CN206522296U (en) | 2017-09-26 |
Family
ID=59892228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720187737.8U Active CN206522296U (en) | 2017-02-28 | 2017-02-28 | A kind of excellent cylinder of sealing property |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206522296U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108916156A (en) * | 2018-09-30 | 2018-11-30 | 蚌埠液力机械有限公司 | A kind of piston body for fork-truck steering oil cylinder |
-
2017
- 2017-02-28 CN CN201720187737.8U patent/CN206522296U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108916156A (en) * | 2018-09-30 | 2018-11-30 | 蚌埠液力机械有限公司 | A kind of piston body for fork-truck steering oil cylinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 325600 Che'ao Village, North Baixiang Town, Yueqing City, Wenzhou City, Zhejiang Province (2nd Floor, Building No. 4, No. 58, No. 8 Road, Yueqing Economic Development Zone, Yueqing City, Yueqing Branch) Patentee after: Zhejiang Hao Da Pneumatic Technology Co., Ltd. Address before: 325600 Chelan Village, North Baixiang Town, Yueqing City, Wenzhou City, Zhejiang Province Patentee before: Wenzhou Hao Da Pneumatic Technology Co., Ltd. |
|
| CP03 | Change of name, title or address |