CN206816596U - A kind of New sealing type excavates Oil cylinder - Google Patents
A kind of New sealing type excavates Oil cylinder Download PDFInfo
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- CN206816596U CN206816596U CN201720727597.9U CN201720727597U CN206816596U CN 206816596 U CN206816596 U CN 206816596U CN 201720727597 U CN201720727597 U CN 201720727597U CN 206816596 U CN206816596 U CN 206816596U
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- piston
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- oil cylinder
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Abstract
The utility model discloses a kind of New sealing type to excavate Oil cylinder, and its structure includes：Wearing ring, oil filler point, pilot seal circle, buffer piston covering device, piston packing ring, piston, closure, oil cylinder interior room, antifouling ring, cushion block, cylinder shell, bushing, piston rod, dust ring, piston rod is connected by wearing ring with dust ring, oil filler point is connected with cylinder shell, oil filler point is connected with pilot seal circle, pilot seal circle is connected with piston rod, buffer piston covering device is connected with piston packing ring, cylinder shell is connected with bushing, closure is connected with cylinder shell, and buffer piston covering device is coordinated with cylinder shell using gap.A kind of New sealing type of the utility model excavates Oil cylinder, structure is provided with buffer piston covering device, buffering can be played a part of, so that piston is when moving back and forth, there can be a buffering, prevent the pressure of piston movement from directly influencing oil cylinder, so as to add the service life of oil cylinder.
Description
Technical field
The utility model is that a kind of New sealing type excavates Oil cylinder, belongs to field of mechanical technique.
Background technology
Excavator is one of earthmoving machinery the most frequently used in engineering construction, and with the development of engineering machinery, excavator obtains
Apply more and more widely.For excavator various power required when working mainly by hydraulic oil cylinder driving, oil cylinder is to turn hydraulic energy
The energy conversion device of the mechanical energy of linear reciprocating motion is changed to, structure is typically filled by cylinder barrel, cylinder cap, piston, piston rod, sealing
Put, the composition such as buffer unit.Its shortcoming is that stock utilization is low, and manufacturing cost is high, and processing and manufacturing difficulty is big, and sealing is poor, oil
Path loss consumption is serious.
Existing patent discloses Application No.：CN201520668897.5 New sealing type excavates Oil cylinder, belongs to machine
Tool technical field.Including：Described cylinder body is connected with cylinder bottom, and the piston rod with piston, the outer surface of cylinder body are provided with cylinder body
It is provided with pipe clamp to be used for fixing oil pipe, the oilhole on the support set of opening of the oil pipe with being located at cylinder body is connected, described cylinder body
Madial wall is provided with seal groove, is provided with axial sealing ring in seal groove, axial sealing ring is closely located on piston, described piston
The middle position of bar is provided with guide sleeve, and exterior seal ring and inner seal ring are provided with inside and outside guide sleeve.Reasonable in design, structure
Simply, the processing cost of part has been saved, sealing ring is not easy to wear, good airproof performance, improves the security of product, material use
Rate is high, can reduce oil circuit loss, extends the service life of oil cylinder.But prior art, it is impossible to which buffering is played to piston
Effect, so that oil cylinder, in motion, piston subjects the pressure of working fluid, causes oil cylinder reduced lifetime.
Utility model content
In view of the deficienciess of the prior art, the utility model purpose, which is to provide a kind of New sealing type, excavates Oil cylinder,
With solve it is existing can not play a part of buffering to piston so that oil cylinder motion when, piston subjects working fluid
Pressure, the problem of causing oil cylinder reduced lifetime.
To achieve these goals, the utility model is to realize by the following technical solutions：A kind of New sealing type
Oil cylinder is excavated, its structure includes：Wearing ring, oil filler point, pilot seal circle, buffer piston covering device, piston packing ring, work
Plug, closure, oil cylinder interior room, antifouling ring, cushion block, cylinder shell, bushing, piston rod, dust ring, the piston rod pass through abrasionproof
Ring is connected with dust ring, and the oil filler point is connected with cylinder shell, and the oil filler point is connected with pilot seal circle, and the guiding is close
Seal is connected with piston rod, and the buffer piston covering device is connected with piston packing ring, and the cylinder shell is connected with bushing, institute
State closure to be connected with cylinder shell, the buffer piston covering device is coordinated with cylinder shell using gap, the buffer piston
Covering device is made up of bumper ring, flexible axle sleeve, buffer piston cylinder, abrasionproof shell, piston connecting hole, and the abrasionproof shell passes through slow
Punching circle is connected with piston connecting hole, and the flexible axle sleeve and abrasionproof cage connection, the flexible axle sleeve are connected with buffer piston cylinder.
Further, the antifouling ring is connected by cylinder shell with cushion block.
Further, the piston is connected by buffer piston covering device with piston rod.
Further, it is provided with piston packing ring in the cylinder shell.
Further, the oil cylinder interior room is connected with piston rod.
Further, the buffer piston covering device can play a part of buffering, so that piston is being carried out back and forth
During motion, there can be a buffering.
Further, the closure plays a part of preventing fluid from leaking on piston.
A kind of New sealing type of the utility model excavates Oil cylinder, and structure is provided with buffer piston covering device, can played
The effect of buffering, so that piston when moving back and forth, there can be a buffering, prevent the pressure of piston movement
Power directly influences oil cylinder, so as to add the service life of oil cylinder.
Brief description of the drawings
By reading the detailed description made with reference to the following drawings to non-limiting example, other spies of the present utility model
Sign, objects and advantages will become more apparent upon：
Fig. 1 is the structural representation that a kind of New sealing type of the utility model excavates Oil cylinder；
Fig. 2 is a kind of structural representation of buffer piston covering device of the utility model.
In figure：Wearing ring -1, oil filler point -2, pilot seal circle -3, buffer piston covering device -4, piston packing ring -5, work
It is plug -6, closure -7, oil cylinder interior room -8, antifouling ring -9, cushion block -10, cylinder shell -11, bushing -12, piston rod -13, dust-proof
Circle -14, bumper ring -401, flexible axle sleeve -402, buffer piston cylinder -403, abrasionproof shell -404, piston connecting hole -405.
Embodiment
Technological means, creation characteristic, reached purpose and effect to realize the utility model are easy to understand, below
With reference to embodiment, the utility model is expanded on further.
Fig. 1 and Fig. 2 are referred to, the utility model provides a kind of New sealing type and excavates Oil cylinder, and its structure includes：Abrasionproof
Ring 1, oil filler point 2, pilot seal circle 3, buffer piston covering device 4, piston packing ring 5, piston 6, closure 7, oil cylinder interior room 8,
Antifouling ring 9, cushion block 10, cylinder shell 11, bushing 12, piston rod 13, dust ring 14, the piston rod 13 by wearing ring 1 with
Dust ring 14 is connected, and the oil filler point 2 is connected with cylinder shell 11, and the oil filler point 2 is connected with pilot seal circle 3, described to lead
Be connected to sealing ring 3 with piston rod 13, the buffer piston covering device 4 is connected with piston packing ring 5, the cylinder shell 11 with
Bushing 12 is connected, and the closure 7 is connected with cylinder shell 11, between the buffer piston covering device 4 and cylinder shell 11 use
Gap coordinates, the buffer piston covering device 4 by bumper ring 401, flexible axle sleeve 402, buffer piston cylinder 403, abrasionproof shell 404,
Piston connecting hole 405 is formed, and the abrasionproof shell 404 is connected by bumper ring 401 with piston connecting hole 405, the telescopic shaft
Set 402 is connected with abrasionproof shell 404, and the flexible axle sleeve 402 is connected with buffer piston cylinder 403, and the antifouling ring 9 passes through oil cylinder
Shell 11 is connected with cushion block 10, and the piston 6 is connected by buffer piston covering device 4 with piston rod 13, the cylinder shell 11
Interior to be provided with piston packing ring 5, the oil cylinder interior room 8 is connected with piston rod 13, and the buffer piston covering device 4 can play buffering
Effect so that piston when moving back and forth, can play the role of one buffering, the closure 7 is on piston
Play a part of preventing fluid from leaking.
Piston rod 13 described in this patent is the connection member of supporting piston acting, and major applications are transported in oil cylinder, cylinder
It is a moving component that motion is frequent, technical requirements are high in dynamic execution unit, the ring set that the bushing 12 plays pad exists
Valve applications field, bushing, typically using anticorrosive materials such as polytetrafluoroethylene (PTFE) or graphite, are made within bonnet for sealing
With.
Can links together buffer piston covering device with piston when user is want using this patent, in work
Plug buffering covering device is provided with bumper ring, can play a part of buffering, and flexible axle sleeve can play flexible effect, outside abrasionproof
The effect that shell can be protected effectively buffer piston covering device, piston connecting hole effectively can consolidate buffer piston covering device
It is scheduled on piston.
Wearing ring 1 of the present utility model, oil filler point 2, pilot seal circle 3, buffer piston covering device 4, piston packing ring 5,
It is piston 6, closure 7, oil cylinder interior room 8, antifouling ring 9, cushion block 10, cylinder shell 11, bushing 12, piston rod 13, dust ring 14, slow
Punching circle 401, flexible axle sleeve 402, buffer piston cylinder 403, abrasionproof shell 404, piston connecting hole 405, part is the universal standard
The part that part or those skilled in the art know, its structure and principle all can be learnt by technical manual for this technology personnel or
Known by normal experiment method, the utility model solves the problems, such as it is work that prior art can not play buffering to piston
With so that oil cylinder, in motion, piston subjects the pressure of working fluid, causes oil cylinder reduced lifetime, the utility model
By being combined with each other for above-mentioned part, buffering can be played a part of, so that piston is when moving back and forth, Neng Gouyou
The effect of one buffering, prevents the pressure of piston movement from directly influencing oil cylinder, so as to add the service life of oil cylinder, specifically
As described below：
The buffer piston covering device 4 by bumper ring 401, flexible axle sleeve 402, buffer piston cylinder 403, abrasionproof shell 404,
Piston connecting hole 405 is formed, and the abrasionproof shell 404 is connected by bumper ring 401 with piston connecting hole 405, the telescopic shaft
Set 402 is connected with abrasionproof shell 404, and the flexible axle sleeve 402 is connected with buffer piston cylinder 403.
The advantages of general principle and principal character of the present utility model and the utility model has been shown and described above, for
For those skilled in the art, it is clear that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and without departing substantially from this
In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the utility model is by institute
Attached claim rather than described above limit, it is intended that will fall in the implication and scope of the equivalency of claim
All changes are included in the utility model.Any reference in claim should not be considered as to the involved right of limitation
It is required that.
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 those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (5)
1. a kind of New sealing type excavates Oil cylinder, it is characterised in that：Its structure includes：Wearing ring (1), oil filler point (2), it is oriented to
It is sealing ring (3), buffer piston covering device (4), piston packing ring (5), piston (6), closure (7), oil cylinder interior room (8), antifouling
Ring (9), cushion block (10), cylinder shell (11), bushing (12), piston rod (13), dust ring (14), the piston rod (13) pass through
Wearing ring (1) is connected with dust ring (14), and the oil filler point (2) is connected with cylinder shell (11), and the oil filler point (2) is with being oriented to
Sealing ring (3) connects, and the pilot seal circle (3) is connected with piston rod (13), and the buffer piston covering device (4) and piston are close
Seal ring (5) connects, and the cylinder shell (11) is connected with bushing (12), and the closure (7) is connected with cylinder shell (11), institute
State buffer piston covering device (4) with cylinder shell (11) using gap to coordinate, the buffer piston covering device (4) is by bumper ring
(401), stretch axle sleeve (402), buffer piston cylinder (403), abrasionproof shell (404), piston connecting hole (405) composition, described anti-
Mill shell (404) is connected by bumper ring (401) with piston connecting hole (405), the flexible axle sleeve (402) and abrasionproof shell
(404) connect, the flexible axle sleeve (402) is connected with buffer piston cylinder (403).
2. a kind of New sealing type according to claim 1 excavates Oil cylinder, it is characterised in that：The antifouling ring (9) is logical
Cylinder shell (11) is crossed to be connected with cushion block (10).
3. a kind of New sealing type according to claim 1 excavates Oil cylinder, it is characterised in that：The piston (6) passes through
Buffer piston covering device (4) is connected with piston rod (13).
4. a kind of New sealing type according to claim 1 excavates Oil cylinder, it is characterised in that：The cylinder shell (11)
It is interior to be provided with piston packing ring (5).
5. a kind of New sealing type according to claim 1 excavates Oil cylinder, it is characterised in that：The oil cylinder interior room (8)
It is connected with piston rod (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720727597.9U CN206816596U (en) | 2017-06-22 | 2017-06-22 | A kind of New sealing type excavates Oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720727597.9U CN206816596U (en) | 2017-06-22 | 2017-06-22 | A kind of New sealing type excavates Oil cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206816596U true CN206816596U (en) | 2017-12-29 |
Family
ID=60760253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720727597.9U Expired - Fee Related CN206816596U (en) | 2017-06-22 | 2017-06-22 | A kind of New sealing type excavates Oil cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206816596U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108679039A (en) * | 2018-07-20 | 2018-10-19 | 芜湖清柏白露智能信息科技有限公司 | A kind of water proofing property hydraulic cylinder sealing device |
| CN110439052A (en) * | 2019-07-18 | 2019-11-12 | 兰州城市学院 | A kind of mud cleaning equipment in hydraulic engineering |
-
2017
- 2017-06-22 CN CN201720727597.9U patent/CN206816596U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108679039A (en) * | 2018-07-20 | 2018-10-19 | 芜湖清柏白露智能信息科技有限公司 | A kind of water proofing property hydraulic cylinder sealing device |
| CN110439052A (en) * | 2019-07-18 | 2019-11-12 | 兰州城市学院 | A kind of mud cleaning equipment in hydraulic engineering |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171229 Termination date: 20180622 |