CN204596696U - A kind of operating mechanism energy storage device and use the hydraulic actuating mechanism of this device - Google Patents
A kind of operating mechanism energy storage device and use the hydraulic actuating mechanism of this device Download PDFInfo
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- CN204596696U CN204596696U CN201420686691.0U CN201420686691U CN204596696U CN 204596696 U CN204596696 U CN 204596696U CN 201420686691 U CN201420686691 U CN 201420686691U CN 204596696 U CN204596696 U CN 204596696U
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- cylinder
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- plunger
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- 238000004146 energy storage Methods 0.000 title claims abstract description 53
- 239000012530 fluid Substances 0.000 claims abstract description 21
- 239000000428 dust Substances 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 230000002265 prevention Effects 0.000 claims description 5
- 238000007789 sealing Methods 0.000 abstract description 7
- 239000012535 impurity Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000000446 fuel Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010008469 Chest discomfort Diseases 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910018503 SF6 Inorganic materials 0.000 description 1
- 239000003082 abrasive agent Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 1
- 229960000909 sulfur hexafluoride Drugs 0.000 description 1
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Abstract
The utility model relates to a kind of operating mechanism energy storage device and uses the hydraulic actuating mechanism of this device.Wherein a kind of operating mechanism energy storage device comprise be provided with hydraulic fluid port loaded cylinder cylinder body, for the loaded cylinder cylinder cap of the open end of shutoff loaded cylinder cylinder body with through loaded cylinder cylinder cap the loaded cylinder plunger be plugged in loaded cylinder inner chamber of cylinder block, loaded cylinder plunger has radial spacing for inserting between part in loaded cylinder inner chamber of cylinder block and loaded cylinder inboard wall of cylinder block, loaded cylinder cylinder body is provided with for the guide sleeve structure of loaded cylinder plunger along the axially directed movement of loaded cylinder cylinder body, and hydraulic fluid port is the energy storage oil-in for being communicated with energy storage oil circuit.Compared with prior art, add and only need man-hour to ensure that guide sleeve structure coordinates with the guiding movement between loaded cylinder plunger corresponding part, processing capacity is few, difficulty of processing is little, low cost of manufacture, simultaneously owing to eliminating low-pressure cavity, the impurity in hydraulic system can not deposit in low pressure oil way, effectively can improve sealing reliability, stable performance.
Description
Technical field
The utility model relates to a kind of operating mechanism energy storage device and uses the hydraulic actuating mechanism of this device.
Background technology
Existing primary cut-out hydraulic pressure spring operating mechanism adopts modularized design mostly, comprise working cylinder and energy storage device, wherein energy storage device comprises energy-stored spring and at least one loaded cylinder unit, existing traditional loaded cylinder unit such as application number is 200980127084.2, loaded cylinder unit in application publication number hydraulic stored-energy spring mechanism disclosed in the Chinese patent of CN 102089840 A, comprise the loaded cylinder cylinder body being provided with hydraulic fluid port, for the loaded cylinder cylinder cap of the open end of shutoff loaded cylinder cylinder body with through described loaded cylinder cylinder cap the loaded cylinder plunger be plugged in loaded cylinder inner chamber of cylinder block.Wherein loaded cylinder plunger coordinates with loaded cylinder inboard wall of cylinder block guiding movement and top and loaded cylinder cylinder body form interior sealing, and the part below top forms external seal with the endoporus of loaded cylinder cylinder cap.Loaded cylinder unit is distributed on working cylinder surrounding, energy-stored spring is positioned at working cylinder bottom, low-pressure reservoir is positioned at working cylinder top, hydraulic fluid port is divided into the hydraulic fluid port be communicated with loaded cylinder rodless cavity and the hydraulic fluid port be communicated with loaded cylinder rod chamber, and loaded cylinder rodless cavity is communicated with at the energy storage oil circuit of fuel pump outlet with connection by corresponding hydraulic fluid port, loaded cylinder rod chamber is communicated with low-pressure reservoir by corresponding hydraulic fluid port.
During work, the fluid of low-pressure reservoir is pumped into loaded cylinder high pressure chest by energy storage oil circuit by oil pump, and promote loaded cylinder plunger and stretch out, compressed energy-storage spring carries out energy storage.Adopt said structure, because loaded cylinder plunger needs to lead with loaded cylinder inboard wall of cylinder block to coordinate, therefore there is the problem that part processing precision requirement is high, difficulty of processing is large, manufacturing cost is high, maintenance, maintenance inconvenience.And, loaded cylinder rod chamber directly communicates with low-pressure reservoir, no matter mechanism vertically installs or level installation, the low-pressure cavity that impurity in hydraulic system all can be deposited on loaded cylinder cannot be discharged, the impurity that during loaded cylinder plunger action, the impurity of loaded cylinder cylinder interior or outside newly enter can destroy the interior sealing at loaded cylinder plunger and loaded cylinder cylinder body place or the external seal at loaded cylinder plunger and loaded cylinder cylinder cap place, cause loaded cylinder leakage of oil, useful life is short.
Utility model content
The purpose of this utility model is to provide that a kind of difficulty of processing is little, the operating mechanism energy storage device of low cost of manufacture, and meanwhile, the utility model additionally provides a kind of hydraulic pressure spring operating mechanism using this energy storage device.
The technical scheme that in the utility model, a kind of operating mechanism energy storage device adopts is: operating mechanism energy storage device, comprise the loaded cylinder cylinder body being provided with hydraulic fluid port, for the loaded cylinder cylinder cap of the open end of shutoff loaded cylinder cylinder body with through described loaded cylinder cylinder cap the loaded cylinder plunger be plugged in loaded cylinder inner chamber of cylinder block, described loaded cylinder plunger has radial spacing for inserting between part in loaded cylinder inner chamber of cylinder block and described loaded cylinder inboard wall of cylinder block, described loaded cylinder cylinder body is provided with for the guide sleeve structure of loaded cylinder plunger along the axially directed movement of loaded cylinder cylinder body, described hydraulic fluid port is the energy storage oil-in for being communicated with energy storage oil circuit.
Described guide sleeve structure forms by locating the fairlead be arranged between described loaded cylinder cylinder body and loaded cylinder cylinder cap vertically, and described loaded cylinder plunger guide moves in the pilot hole be assemblied on fairlead.
Described fairlead is flange plate structure, described loaded cylinder cylinder body be provided with for step in the flange on fairlead and top the end face vertically annular that coordinates of block, described loaded cylinder cylinder cap has the compression end face be pressed to by fairlead in described annular on step.
Described loaded cylinder plunger is provided with for the one end of inserting in loaded cylinder inner chamber of cylinder block the axial disconnecting prevention structure that radial dimension is greater than guide sleeve structure internal diameter.
On the inner hole wall that described loaded cylinder cylinder cap supplies loaded cylinder plunger to pass, ecto-entad is provided with dust ring and combined seal ring successively vertically.
The technical scheme that in the utility model, hydraulic actuating mechanism adopts is: hydraulic actuating mechanism, comprise working cylinder and energy storage device, described energy storage device comprises the loaded cylinder cylinder body being provided with hydraulic fluid port, for the loaded cylinder cylinder cap of the open end of shutoff loaded cylinder cylinder body with through described loaded cylinder cylinder cap the loaded cylinder plunger be plugged in loaded cylinder inner chamber of cylinder block, described loaded cylinder plunger has radial spacing for inserting between part in loaded cylinder inner chamber of cylinder block and described loaded cylinder inboard wall of cylinder block, described loaded cylinder cylinder body is provided with for the guide sleeve structure of loaded cylinder plunger along the axially directed movement of loaded cylinder cylinder body, described hydraulic fluid port is the energy storage oil-in for being communicated with energy storage oil circuit.
Described guide sleeve structure forms by locating the fairlead be arranged between described loaded cylinder cylinder body and loaded cylinder cylinder cap vertically, and described loaded cylinder plunger guide moves in the pilot hole be assemblied on fairlead.
Described fairlead is flange plate structure, described loaded cylinder cylinder body be provided with for step in the flange on fairlead and top the end face vertically annular that coordinates of block, described loaded cylinder cylinder cap has the compression end face be pressed to by fairlead in described annular on step.
Described loaded cylinder plunger is provided with for the one end of inserting in loaded cylinder inner chamber of cylinder block the axial disconnecting prevention structure that radial dimension is greater than guide sleeve structure internal diameter.
On the inner hole wall that described loaded cylinder cylinder cap supplies loaded cylinder plunger to pass, ecto-entad is provided with dust ring and combined seal ring successively vertically.
The utility model adopts technique scheme, described loaded cylinder plunger has radial spacing for inserting between part in loaded cylinder inner chamber of cylinder block and described loaded cylinder inboard wall of cylinder block, described loaded cylinder cylinder body is provided with for the guide sleeve structure of loaded cylinder plunger along the axially directed movement of loaded cylinder cylinder body, described hydraulic fluid port is the energy storage oil-in for being communicated with energy storage oil circuit, therefore, compared with prior art, add and only need man-hour to ensure that guide sleeve structure coordinates with the guiding movement between loaded cylinder plunger corresponding part, processing capacity is few, difficulty of processing is little, low cost of manufacture, simultaneously, owing to eliminating low-pressure cavity, impurity in hydraulic system can not deposit in low pressure oil way, hermetically-sealed construction between the loaded cylinder plunger that therefore causes and loaded cylinder cylinder body and loaded cylinder cylinder cap can be avoided to be destroyed, effective raising sealing reliability, oil circuit and hermetically-sealed construction can be simplified, stable performance.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a non-energy storage state of embodiment of a kind of operating mechanism energy storage device in the utility model;
Fig. 2 is the schematic diagram of an embodiment energy storage state of a kind of operating mechanism energy storage device in the utility model.
The name that in figure, each Reference numeral is corresponding is called: 10-loaded cylinder plunger, 20-loaded cylinder cylinder body, step in 21-annular, 30-fairlead, 31-flange, 40-loaded cylinder cylinder cap, 50-spring bearer plate, 60-energy-stored spring, 70-spring supporting, 80-dust ring, 90-combined seal ring, 100-O shape sealing ring, 110-loaded cylinder inner chamber of cylinder block, 120-energy storage oil-in.
Embodiment
In the utility model, an a kind of embodiment of operating mechanism energy storage device is as shown in Fig. 1 ~ Fig. 2, it is a kind of energy storage device in pot-type sulfur hexafluoride circuit breaker on spring energy-storage liquid pressure operating mechanism, comprise loaded cylinder unit and energy-stored spring 60, loaded cylinder unit comprise be provided with energy storage oil-in 120 loaded cylinder cylinder body 20, for the loaded cylinder cylinder cap 40 of the open end of shutoff loaded cylinder cylinder body 20 bottom with through described loaded cylinder cylinder cap 40 the loaded cylinder plunger 10 be plugged in loaded cylinder cylinder body 20 inner chamber.
Loaded cylinder cylinder body 20 is for being fixed by screws in the working cylinder cylinder body of hydraulic pressure spring operating mechanism, and corresponding spring supporting 70 is fixed on bottom working cylinder by draw-in groove accordingly, relative with loaded cylinder cylinder body 20 fixing.The shape of loaded cylinder cylinder cap 40 is flange plate-like, with screw fastening on loaded cylinder cylinder body 20, its offer on the outer peripheral face coordinated with loaded cylinder cylinder body 20 together with o-ring groove, O-ring seals 100 is equiped with, for the static seal between loaded cylinder cylinder body 20 and loaded cylinder cylinder cap 40 in o-ring groove; Loaded cylinder cylinder cap 40 on the internal face coordinated with loaded cylinder plunger 10 vertically ecto-entad be provided with dust ring groove and combined seal ring groove successively, being provided with dust ring 80 in dust ring groove, entering hydraulic system for preventing foreign matter; Combined seal ring 90 is provided with, for the slipper seal between loaded cylinder cylinder cap 40 and loaded cylinder plunger 10 in combined seal ring groove.Surround loaded cylinder inner chamber of cylinder block 110 between loaded cylinder cylinder body 20, loaded cylinder cylinder cap 40 and loaded cylinder plunger 10, this loaded cylinder inner chamber of cylinder block 110 is communicated with the energy storage oil circuit P be communicated with at fuel pump outlet by energy storage oil-in 120.
Be provided with a fairlead 30 adopting high-abrasive material to make between loaded cylinder cylinder body 20 and loaded cylinder cylinder cap 40, form for the guide sleeve structure of loaded cylinder plunger 10 along the axially directed movement of loaded cylinder cylinder body 20.Fairlead 30 is for having the flange plate structure of flange 31, loaded cylinder cylinder body 20 be provided with for step 21 in the flange 31 on fairlead 30 and top the end face vertically annular that coordinates of block, the inner face of loaded cylinder cylinder cap 40 forms the compression end face being used for being pressed to by fairlead 30 in annular on step 21.Coordinated by the guiding of loaded cylinder plunger 10 with the pilot hole of fairlead 30, fairlead 30 can play the guiding role to loaded cylinder plunger 10 when loaded cylinder plunger 10 moves.
Loaded cylinder plunger 10 is plugged between part in loaded cylinder inner chamber of cylinder block 110 and described loaded cylinder cylinder body 20 inwall has radial spacing, for fluid by producing thrust with the static pressure effect enabling end face be subject to liquid; The other end through fairlead 30 and loaded cylinder cylinder cap 40, contacts with spring bearer plate 50, this end by chromium plating process to improve surface quality and hardness.For avoiding loaded cylinder to deviate from, the top that loaded cylinder plunger 10 stretches into loaded cylinder inner chamber of cylinder block 110 is provided with large footpath section, forms axial disconnecting prevention structure.Energy-stored spring 60 is clipped in the middle by spring bearer plate 50 and spring supporting 70.
When the oil pump of hydraulic pressure spring operating mechanism is suppressed, above-mentioned loaded cylinder inner chamber of cylinder block 110 forms high pressure cavity volume, the effect of loaded cylinder plunger 10 liquid body static pressure, promotes spring bearer plate 50 and move downward, thus compressed energy-storage spring 60 carries out stored energy together with spring supporting 70.Above-mentioned energy storage device eliminates sealing in loaded cylinder, and loaded cylinder plunger 10 and loaded cylinder cylinder body 20 no longer include the relation of being sealed and matched, and solves the problem that machining accuracy is high, difficulty is large that loaded cylinder cylinder body 20 and cylinder body plunger exist always, has saved manufacturing cost; Simultaneously, the oil channel structures that loaded cylinder rodless cavity is communicated with fuel pump outlet, loaded cylinder rod chamber is communicated with low-pressure reservoir that prior art uses is reduced to the oil channel structures that loaded cylinder inner chamber of cylinder block 110 is only communicated with fuel pump outlet, the oil circuit of energy storage device and low-pressure reservoir can be isolated, the fluid making operation flow back to fuel tank cannot enter energy storage device, impurity in fluid also just cannot enter energy storage device, improve the reliability of hydraulic system sealing, oil circuit after simplification also can make the designs simplification of working cylinder cylinder body, saves man-hour.In addition, loaded cylinder cylinder cap 40 adds dust ring 80, can prevent foreign matter from entering in hydraulic system, improve the reliability of external seal.
In the utility model, an embodiment of hydraulic actuating mechanism comprises working cylinder and energy storage device, and the structure of working cylinder is same as the prior art, and its outer setting has plural above-mentioned loaded cylinder unit, and concrete structure no longer describes in detail herein.Certainly, in other embodiments, loaded cylinder unit also can be one or more.
What guide sleeve structure adopted in the above-described embodiments is the fairlead 30 arranged with loaded cylinder cylinder body 20 split, and fairlead 30 adopts flange plate structure, to locate in the annular be arranged on loaded cylinder cylinder body 20 between step 21 and loaded cylinder cylinder cap 40 vertically.In other embodiments of the present utility model, guide sleeve structure also can replace with other structures, such as, adopt the tube-in-tube structure of uniform wall thickness, now can arrange flange 31 to carry out spacing to fairlead 30 on loaded cylinder cylinder body 20 inwall.In addition, in the above-described embodiments, what energy-stored spring 60 adopted is helical spring, and in other embodiments, energy-stored spring 60 can replace with other forms, such as combination disk spring or coupled column spring.
Claims (10)
1. an operating mechanism energy storage device, comprise the loaded cylinder cylinder body being provided with hydraulic fluid port, for the loaded cylinder cylinder cap of the open end of shutoff loaded cylinder cylinder body with through described loaded cylinder cylinder cap the loaded cylinder plunger be plugged in loaded cylinder inner chamber of cylinder block, it is characterized in that: described loaded cylinder plunger has radial spacing for inserting between part in loaded cylinder inner chamber of cylinder block and described loaded cylinder inboard wall of cylinder block, described loaded cylinder cylinder body is provided with for the guide sleeve structure of loaded cylinder plunger along the axially directed movement of loaded cylinder cylinder body, described hydraulic fluid port is the energy storage oil-in for being communicated with energy storage oil circuit.
2. a kind of operating mechanism energy storage device according to claim 1, it is characterized in that: described guide sleeve structure forms by locating the fairlead be arranged between described loaded cylinder cylinder body and loaded cylinder cylinder cap vertically, and described loaded cylinder plunger guide moves in the pilot hole be assemblied on fairlead.
3. a kind of operating mechanism energy storage device according to claim 2, it is characterized in that: described fairlead is flange plate structure, described loaded cylinder cylinder body be provided with for step in the flange on fairlead and top the end face vertically annular that coordinates of block, described loaded cylinder cylinder cap has the compression end face be pressed to by fairlead in described annular on step.
4. a kind of operating mechanism energy storage device according to claim 1 or 2 or 3, is characterized in that: described loaded cylinder plunger is provided with for the one end of inserting in loaded cylinder inner chamber of cylinder block the axial disconnecting prevention structure that radial dimension is greater than guide sleeve structure internal diameter.
5. a kind of operating mechanism energy storage device according to claim 1 or 2 or 3, is characterized in that: on the inner hole wall that described loaded cylinder cylinder cap supplies loaded cylinder plunger to pass, ecto-entad is provided with dust ring and combined seal ring successively vertically.
6. hydraulic actuating mechanism, comprise working cylinder and energy storage device, described energy storage device comprises the loaded cylinder cylinder body being provided with hydraulic fluid port, for the loaded cylinder cylinder cap of the open end of shutoff loaded cylinder cylinder body with through described loaded cylinder cylinder cap the loaded cylinder plunger be plugged in loaded cylinder inner chamber of cylinder block, it is characterized in that: described loaded cylinder plunger has radial spacing for inserting between part in loaded cylinder inner chamber of cylinder block and described loaded cylinder inboard wall of cylinder block, described loaded cylinder cylinder body is provided with for the guide sleeve structure of loaded cylinder plunger along the axially directed movement of loaded cylinder cylinder body, described hydraulic fluid port is the energy storage oil-in for being communicated with energy storage oil circuit.
7. hydraulic actuating mechanism according to claim 6, it is characterized in that: described guide sleeve structure forms by locating the fairlead be arranged between described loaded cylinder cylinder body and loaded cylinder cylinder cap vertically, and described loaded cylinder plunger guide moves in the pilot hole be assemblied on fairlead.
8. hydraulic actuating mechanism according to claim 7, it is characterized in that: described fairlead is flange plate structure, described loaded cylinder cylinder body be provided with for step in the flange on fairlead and top the end face vertically annular that coordinates of block, described loaded cylinder cylinder cap has the compression end face be pressed to by fairlead in described annular on step.
9. the hydraulic actuating mechanism according to claim 6 or 7 or 8, is characterized in that: described loaded cylinder plunger is provided with for the one end of inserting in loaded cylinder inner chamber of cylinder block the axial disconnecting prevention structure that radial dimension is greater than guide sleeve structure internal diameter.
10. the hydraulic actuating mechanism according to claim 6 or 7 or 8, is characterized in that: on the inner hole wall that described loaded cylinder cylinder cap supplies loaded cylinder plunger to pass, ecto-entad is provided with dust ring and combined seal ring successively vertically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420686691.0U CN204596696U (en) | 2014-11-17 | 2014-11-17 | A kind of operating mechanism energy storage device and use the hydraulic actuating mechanism of this device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420686691.0U CN204596696U (en) | 2014-11-17 | 2014-11-17 | A kind of operating mechanism energy storage device and use the hydraulic actuating mechanism of this device |
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| Publication Number | Publication Date |
|---|---|
| CN204596696U true CN204596696U (en) | 2015-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420686691.0U Expired - Fee Related CN204596696U (en) | 2014-11-17 | 2014-11-17 | A kind of operating mechanism energy storage device and use the hydraulic actuating mechanism of this device |
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| CN (1) | CN204596696U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104766755A (en) * | 2014-11-17 | 2015-07-08 | 平高集团有限公司 | Energy storage device for operating mechanisms and hydraulic operating mechanism using same |
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2014
- 2014-11-17 CN CN201420686691.0U patent/CN204596696U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104766755A (en) * | 2014-11-17 | 2015-07-08 | 平高集团有限公司 | Energy storage device for operating mechanisms and hydraulic operating mechanism using same |
| CN104766755B (en) * | 2014-11-17 | 2017-09-26 | 平高集团有限公司 | Operating mechanism energy storage device and the hydraulic actuating mechanism using the device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 Termination date: 20211117 |
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| CF01 | Termination of patent right due to non-payment of annual fee |