CN206943102U - A kind of new high carbon fiber winding type accumulator - Google Patents
A kind of new high carbon fiber winding type accumulator Download PDFInfo
- Publication number
- CN206943102U CN206943102U CN201720877112.4U CN201720877112U CN206943102U CN 206943102 U CN206943102 U CN 206943102U CN 201720877112 U CN201720877112 U CN 201720877112U CN 206943102 U CN206943102 U CN 206943102U
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- China
- Prior art keywords
- cylinder
- carbon fiber
- gas
- piston
- fiber winding
- Prior art date
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- Expired - Fee Related
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- 229920000049 Carbon (fiber) Polymers 0.000 title claims abstract description 22
- 239000004917 carbon fiber Substances 0.000 title claims abstract description 22
- 238000004804 winding Methods 0.000 title claims abstract description 22
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 239000007789 gas Substances 0.000 claims abstract description 45
- 239000012530 fluid Substances 0.000 claims abstract description 12
- 239000011261 inert gas Substances 0.000 claims abstract description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 12
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 8
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 8
- 239000006071 cream Substances 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 4
- 238000005542 laser surface treatment Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- -1 polytetrafluoroethylene Polymers 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 230000010355 oscillation Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 230000009471 action Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 10
- 238000005516 engineering process Methods 0.000 description 3
- 239000010720 hydraulic oil Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000010729 system oil Substances 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910000906 Bronze Inorganic materials 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
Abstract
The utility model discloses a kind of new high carbon fiber winding type accumulator, including accumulator cylinder, the piston being arranged in cylinder, the gas lid being arranged on above cylinder, and it is arranged on the end cap below cylinder；Cylinder is divided into the air cavity of top and the oil pocket of lower section by the piston, and the gas is covered with the gas port communicated with air cavity, and the end cap is provided with the hydraulic fluid port communicated with oil pocket；The piston under the gentle cavity pressure wave action of oil pocket in cylinder slidably, the inert gas for having predetermined pressure that its initial pressure is filled with the air cavity；The top of the gas lid is provided with upper locknut, and the gas lid is connected by the upper locknut with cylinder top, and charge valve is additionally provided with the gas port.The accumulator structure is simple, easy to process, good seal performance, and no critical technological point, installation settings is convenient, can promote the use of.
Description
Technical field
It the utility model is related to a kind of accumulator, and in particular to a kind of new high carbon fiber winding type accumulator.
Background technology
Piston accumulator is a kind of conventional isolated fluid power storage device in hydraulic system, and its function one is steady
Determine system pressure, second, the energy storage in system is got up, release again when needed.Its operation principle is：Piston will
Cylinder barrel is isolated into two parts, is pre-filled with the gas of certain pressure in upper part, lower part passes through hydraulic fluid port and hydraulic circuit
Connection.When system oil pressure rises, hydraulic oil promotes piston upwards compressed gas, gas pressure rise, works as gas pressure
After being balanced with system oil pressure, piston stops movement, and accumulator completes the topping up stage；When system oil pressure reduces, gas pressure is high
In oil liquid pressure, gas push piston moves downward, and accumulator supplements fluid by hydraulic fluid port to system, maintains system pressure, stores
Can device completion blowdown period.As long as system pressure changes, the pressure of fluid just changes therewith in accumulator, former according to dynamic balance
Reason, piston move, accumulator so topping up, discharge opeing repeatedly, just have the function that to store and discharge hydraulic energy.Piston type stores
The problem of energy device is often met in use is gas leakage.Gas leakage can be divided into the sealing structures such as end cap, charge valve
External leakage, and the internal leakage of piston sealing structure.At present, the control for external leakage and inspection have had the control of maturation
Technology and method, for internal leakage then without the effective control technology of appearance.
Because the penetrating power of gas is better than the penetrating power of liquid, so being higher than the difficulty of air seal to hydraulic oil
The difficulty of sealing.When accumulator is in running order, and pressure produces fluctuation, the gas of air cavity will be to oil pocket seepage；
When accumulator is in holding state for a long time, the gas of air cavity also can be slowly to oil pocket seepage.Two kinds of seepages can all cause air cavity
Pressure declines, and thus needs often to make gas ftercompction cycle time, use cost rises, system to accumulator inflation, ftercompction
Reliability decrease, have influence on piston accumulator normal use.
Utility model content
In order to solve the above-mentioned technical problem the purpose of this utility model is, there is provided a kind of new high carbon fiber winding type accumulation of energy
Device, the accumulator structure is simple, easy to process, good seal performance, and no critical technological point, installation settings is convenient, can promote the use of.
To achieve the above object, the technical solution adopted in the utility model is as follows：
A kind of new high carbon fiber winding type accumulator, including accumulator cylinder, the piston being arranged in cylinder, are arranged on
Gas lid above cylinder, and it is arranged on the end cap below cylinder；Cylinder is divided into air cavity and the lower section of top by the piston
Oil pocket, the gas is covered with the gas port communicated with air cavity, and the end cap is provided with the hydraulic fluid port communicated with oil pocket；The piston is in oil
Under the gentle cavity pressure wave action of chamber in cylinder slidably, what its initial pressure was filled with air cavity has predetermined pressure
Inert gas；The top of the gas lid is provided with upper locknut, and the gas lid is connected by the upper locknut with cylinder top, institute
State and charge valve is additionally provided with gas port；The lower section of the end cap is provided with lower locknut, and the end cap is connected by lower locknut with cylinder,
The butterfly spring enclosed around hydraulic fluid port one is additionally provided with the end cap；Be cased with match with parent phase of locking respectively outside the cylinder upper adds
The strong lower reinforcing sleeve for covering and matching with lower locknut；Cylinder between the upper reinforcing sleeve, lower reinforcing sleeve is provided with high carbon fiber
Winding layer；Support ring and the two-way seal of support ring both sides are provided between the piston and cylinder, and between piston and cylinder
Two-way seal on the outside of be also respectively provided with a unidirectional Y shape seal.
Preferably, the upper reinforcing sleeve, lower reinforcing sleeve are connected with the cylinder screw.
Preferably, the cylinder is thin-wall aluminum alloy cylinder.
Preferably, the gas lid, the section of end cap are ellipsoidal structure.
Preferably, the cylinder inboard wall is provided with symmetrical three buses, and three buses carry out Laser Surface Treatment
And hardening.
Preferably, the Y shape seal is polytetrafluoroethylene (PTFE), copper and stainless steel spring material.
Preferably, the air cavity is connected with pressure gauge.
Preferably, a ring-shaped groove is provided with close to the side of piston on the end cap, sealing ring is provided with the ring-shaped groove.
Preferably, it is additionally provided with the boss for preventing sealing ring from going out on the opening inwall of the ring-shaped groove.
Preferably, a circle shoe cream room is provided with the piston between the side of gas lid and cylinder, and on the shoe cream room
Provided with the ditch through hole for connecting air cavity.
Compared with prior art, the utility model has the advantages that：
(1) in screw thread position, this has reinforcing sleeve to the utility model, and its reinforcing sleeve can ensure accumulator in pressure test not
Deform, while the fatigue life of accumulator can be improved；And the design of piston accumulators is used, using the gland side of locknut
Formula, the difficulty of particularly suitable stainless steel screw thread handling.
(2) the utility model employs thin-wall aluminum alloy cylinder to replace traditional heavy wall alloy steel sheel, whole product
Weight decline to a great extent, and high-carbon fiber winding layer is wound with outside cylinder, is greatly improved the bearing capacity of product, reduce production
The weight and cost of manufacture of product；Also, because high-carbon fiber winding layer has lightweight and corrosion resistant characteristic in itself, so manufacture
Accumulator out also just possesses the characteristics of high pressure resistant, corrosion-resistant and in light weight；In addition, the cylinder uses laser high-energy beam
Can be improved by carrying out Laser Surface Treatment and hardening, service life along symmetrical three buses of accumulator inwall by more than 3 times, make its tool
There is the advantage that service life is grown.
(3) active strokes of the utility model piston are bigger, and the pressure oscillation that can allow for is bigger, and in its oil pocket bottom
There is provided butterfly spring, accumulator can be made to can adapt in the operating mode to act frequently, butterfly spring can repeated deformation play it is slow
Punching acts on, and reduces impact, and and can ensures that enormous impact caused by piston can be absorbed during system unloaded, ensure accumulator
It is safe to use, extend the service life of accumulator.
(4) piston accumulators of the present utility model can be carried out close using the hydraulic oil in shoe cream room to the gas in air cavity
Envelope, lift its sealing property；Also, using the Y shape seal of " polytetrafluoroethylene (PTFE)+bronze+stainless steel spring " material, its is close
It is fine to seal effect, solves the problems, such as the internal leakage of piston accumulator, extends the gas ftercompction cycle, reduce use cost,
And without often safeguarding；Also, the utility model is additionally provided with boss on the opening inwall of ring-shaped groove, can effectively prevent
Sealing ring improves the reliability and stability of whole accumulator because groove is gone out in external force effect.
(5) the utility model is simple in construction, easy to process, and no critical technological point, installation settings is convenient, can promote the use of.
Brief description of the drawings
Fig. 1 is the utility model structure diagram.
Embodiment
The utility model is described in further detail with embodiment for explanation below in conjunction with the accompanying drawings, and mode of the present utility model includes
But it is not limited only to following examples.
The purpose of the present embodiment is to provide for a kind of new high carbon fiber winding type accumulator, as shown in figure 1, the accumulation of energy
Device includes accumulator cylinder 1 made of thin-wall aluminum alloy, the piston 2 being arranged in cylinder, the gas lid 3 being arranged on above cylinder,
And it is arranged on the end cap 4 below cylinder；The gas lid 3, the section of end cap 4 are ellipsoidal structure；The piston 2 is by cylinder
1 is divided into the air cavity 5 of top and the oil pocket 6 of lower section, and the gas lid 3 is provided with the gas port 31 communicated with air cavity, and the end cap 4 is provided with
The hydraulic fluid port 41 communicated with oil pocket；The piston 2 oil pocket 6 and the pressure oscillation of air cavity 5 effect under in cylinder 1 slidably, its
The inert gas for having predetermined pressure that initial pressure is filled with air cavity 5.The air cavity 5 is connected with pressure gauge.
The top of the gas lid 3 is provided with upper locknut 32, and the gas lid is connected by the upper locknut with cylinder top, institute
State and charge valve 33 is additionally provided with gas port 31；The lower section of the end cap 4 is provided with lower locknut 42, and the end cap passes through lower locknut and cylinder
Body is connected, and the butterfly spring 43 enclosed around hydraulic fluid port one is additionally provided with the end cap；The outside of the cylinder 1 be cased with respectively with upper locknut 32
The upper reinforcing sleeve 11 to match and the lower reinforcing sleeve 12 to match with lower locknut 42；The upper reinforcing sleeve 11, lower reinforcing sleeve 12 it
Between cylinder be provided with high-carbon fiber winding layer.Side on the end cap 4 close to piston is provided with a ring-shaped groove 44, the annular
Sealing ring 45 is provided with groove.The boss for preventing that sealing ring 45 from going out is additionally provided with the opening inwall of the ring-shaped groove 44
46。
Support ring 3 and the two-way seal of support ring both sides, and piston and cylinder are provided between the piston 2 and cylinder 1
Between two-way seal on the outside of be also respectively provided with a unidirectional Y shape seal.The upper reinforcing sleeve 11, lower reinforcing sleeve 12 with it is described
Cylinder 1 is threadedly coupled.The Y shape seal is polytetrafluoroethylene (PTFE), copper and stainless steel spring material.Close to gas on the piston 2
A circle shoe cream room 21 is provided between the side of lid 3 and cylinder, and the shoe cream room is provided with the ditch through hole 22 for being used for connecting air cavity.
The inwall of cylinder 1 is provided with symmetrical three buses, and three buses carry out Laser Surface Treatment and hardening.
Above-described embodiment is only one of preferred embodiment of the present utility model, be should not be taken to limit of the present utility model
Protection domain, as long as in body design thought of the present utility model and that mentally makes have no the change of essential meaning or profit
Color, the technical problem that it is solved is still consistent with the utility model, should be included in the scope of protection of the utility model
Within.
Claims (10)
1. a kind of new high carbon fiber winding type accumulator, including accumulator cylinder (1), the piston (2) being arranged in cylinder, if
The gas lid (3) above cylinder is put, and is arranged on the end cap (4) below cylinder；Cylinder (1) is divided into by the piston (2)
The air cavity (5) of top and the oil pocket (6) of lower section, the gas lid (3) are provided with the gas port (31) communicated with air cavity, the end cap (4)
Provided with the hydraulic fluid port (41) communicated with oil pocket；The piston (2) is under oil pocket (6) and air cavity (5) pressure oscillation effect in cylinder (1)
Inside slidably, the inert gas for having predetermined pressure that its initial pressure is filled with air cavity (5)；Characterized in that, institute
The top for stating gas lid (3) is provided with upper locknut (32), and the gas lid is connected by the upper locknut with cylinder top, the gas port
(31) charge valve (33) is additionally provided with；The lower section of the end cap (4) is provided with lower locknut (42), and the end cap by lower locknut with
Cylinder is connected, and the butterfly spring (43) enclosed around hydraulic fluid port one is additionally provided with the end cap；Be cased with outside the cylinder (1) respectively with it is upper
Upper reinforcing sleeve (11) that locknut (32) matches and the lower reinforcing sleeve (12) to match with lower locknut (42)；The upper reinforcing sleeve
(11), the cylinder between lower reinforcing sleeve (12) is provided with high-carbon fiber winding layer；It is provided between the piston (2) and cylinder (1)
Support ring (23) and the two-way seal (24) of support ring both sides, and also respectively set on the outside of the two-way seal between piston and cylinder
There is a unidirectional Y shape seal (25).
2. the new high carbon fiber winding type accumulator of one kind according to claim 1, it is characterised in that the upper reinforcing sleeve
(11), lower reinforcing sleeve (12) is threadedly coupled with the cylinder (1).
3. the new high carbon fiber winding type accumulator of one kind according to claim 1, it is characterised in that the cylinder (1)
For thin-wall aluminum alloy cylinder.
A kind of 4. new high carbon fiber winding type accumulator according to claims 1 to 3 any one, it is characterised in that
The gas lid (3), the section of end cap (4) are ellipsoidal structure.
5. the new high carbon fiber winding type accumulator of one kind according to claim 4, it is characterised in that the cylinder (1)
Inwall is provided with symmetrical three buses, and three buses carry out Laser Surface Treatment and hardening.
6. a kind of new high carbon fiber winding type accumulator according to claim 1 or 5, it is characterised in that the Y shape is close
Sealing is polytetrafluoroethylene (PTFE), copper and stainless steel spring material.
7. the new high carbon fiber winding type accumulator of one kind according to claim 6, it is characterised in that the air cavity (5)
It is connected with pressure gauge.
A kind of 8. new high carbon fiber winding type accumulator according to claim 1 or 7, it is characterised in that the end cap
(4) ring-shaped groove (44) is provided with close to the side of piston on, sealing ring (45) is provided with the ring-shaped groove.
9. the new high carbon fiber winding type accumulator of one kind according to claim 8, it is characterised in that the ring-shaped groove
(44) boss (46) for preventing sealing ring (45) from going out is additionally provided with opening inwall.
A kind of 10. new high carbon fiber winding type accumulator according to claim 1 or 9, it is characterised in that the piston
(2) a circle shoe cream room (21) is provided between the side of gas lid (3) and cylinder, and the shoe cream room is provided with and is used to connect gas
The ditch through hole (22) of chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720877112.4U CN206943102U (en) | 2017-07-19 | 2017-07-19 | A kind of new high carbon fiber winding type accumulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720877112.4U CN206943102U (en) | 2017-07-19 | 2017-07-19 | A kind of new high carbon fiber winding type accumulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206943102U true CN206943102U (en) | 2018-01-30 |
Family
ID=61369975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720877112.4U Expired - Fee Related CN206943102U (en) | 2017-07-19 | 2017-07-19 | A kind of new high carbon fiber winding type accumulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206943102U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107202041A (en) * | 2017-07-19 | 2017-09-26 | 成都翰道科技有限公司 | A kind of new high carbon fiber winding type accumulator |
| CN110645209A (en) * | 2018-06-27 | 2020-01-03 | 成都亿方世佳科技有限公司 | Wound form energy storage ware |
-
2017
- 2017-07-19 CN CN201720877112.4U patent/CN206943102U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107202041A (en) * | 2017-07-19 | 2017-09-26 | 成都翰道科技有限公司 | A kind of new high carbon fiber winding type accumulator |
| CN110645209A (en) * | 2018-06-27 | 2020-01-03 | 成都亿方世佳科技有限公司 | Wound form energy storage ware |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190301 Address after: 102101 No. 1903 Kangxi Road, Badaling Economic Development Zone, Yanqing District, Beijing (Zhongguancun Yanqing Park) Patentee after: Beijing Shangfangda Technology Development Co., Ltd. Address before: 610000 Sichuan Chengdu high tech Zone No. 8, Jitai three road 1, 1 Units 20, 2. Patentee before: CHENGDU HANDAO TECHNOLOGY CO., LTD. |
|
| 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: 20180130 Termination date: 20200719 |