CN205714998U - A kind of accumulation of energy cylinder of high efficiency energy storage supercharger - Google Patents
A kind of accumulation of energy cylinder of high efficiency energy storage supercharger Download PDFInfo
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- CN205714998U CN205714998U CN201620330844.7U CN201620330844U CN205714998U CN 205714998 U CN205714998 U CN 205714998U CN 201620330844 U CN201620330844 U CN 201620330844U CN 205714998 U CN205714998 U CN 205714998U
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Abstract
The accumulation of energy cylinder of a kind of high efficiency energy storage supercharger, has an airtight cylinder body；It is characterized in that: described cylinder body is divided into the first separate chamber and the second chamber by a partition, and is provided with piston component in cylinder body, piston component includes first piston, the second piston and connects the connecting rod of two-piston；First chamber is divided into the first air chamber and the first hydraulic reservoir by first piston, and the first hydraulic reservoir is provided with the first oiler and the first oil-out；Second chamber is divided into the second air chamber and the second hydraulic reservoir by the second piston, and the second hydraulic reservoir is provided with the second oiler and the second oil-out；Described first oil-out is for connecting an oil sump tank or connecting the hydraulic cylinder of hydraulic machinery, and described second oil-out is for connecting the hydraulic cylinder of hydraulic machinery.This utility model reduces initial gas pressure value, it is possible to realizes the effect of multiplication output oil pressure, and reduces danger, has the practical improvements such as strong, the raising production efficiency of the suitability.
Description
Technical field
This utility model relates to hydraulic machinery, it is specifically related to the accumulation of energy cylinder of a kind of energy storage supercharger, this energy storage supercharger can be serially connected with in the fluid power system of the hydraulic machineries such as hydraulic press, quick forging machine, piling machine, also can be used in the engine system of car and boat, for accumulation of energy supercharging, improve the speed of action of hydraulic cylinder.
Background technology
Hydraulic machinery is a kind of with liquid as working media, is used for transmitting energy to realize polytechnic machine.Its cannot be only used for excellent suitability for press forming it can also be used to correct, press-fit, pack, briquetting and pressing plate etc., therefore, Hydroform process has a wide range of applications in industries such as automobile, Aeronautics and Astronautics and pipelines.
It is known that, the feature of hydraulic machinery is that the active force produced is bigger, but the speed of work is slower continuously in the unit interval, if accelerating its speed, then must use jumbo oil pump on hydraulic cylinder, or the mode of employing many groups oil pump parallel connection is to improve the unit interval fuel delivery to hydraulic cylinder, but so often result in being greatly improved of cost.Therefore a kind of accumulation of energy supercharging is put device soon and is arisen at the historic moment, Chinese patent " energy storage quick release device " (patent No. 201020594144.1) discloses the energy storage quick release device that such a is conventional, as shown in Figure 1, this energy storage quick release device includes at least one accumulation of energy cylinder 1, described accumulation of energy cylinder 1 is an airtight cylinder body, it is provided with a piston 2 in it, by this piston 2, the inner chamber of accumulation of energy cylinder 1 is separated into air chamber 3 and 4 two chambers of hydraulic reservoir；Described hydraulic reservoir 4 is provided with liquid-inlet 5 and liquid outlet 6, and this liquid-inlet 5 sets an electric control valve, through this electric control valve for connecting oil pump；Described liquid outlet 6 is for connecting the hydraulic cylinder of hydraulic machinery；Also include a pressure switch for detecting the intrinsic pressure of hydraulic reservoir 4, and this pressure switch output signal is used for controlling electric control valve；Wherein, described piston 2 is aluminum alloy material, is arranged with sealing ring 7 outside piston 2 and at accumulation of energy cylinder 1 contact internal walls；Described air chamber 3 connects an air accumulator 9, to expand gas storage space by a high-pressure hose 8.Above-mentioned energy storage quick release device can release energy when hydraulic cylinder action in the non-action time accumulation of energy of hydraulic machinery, thus reaches to use the purpose of low capacity oil pump Driven by Hydraulic Cylinder hydraulic machinery work, has certain practical improvement.But, this kind of existing energy storage quick release device finds to have the disadvantage that one in actual use, the hydraulic cylinder of hydraulic machinery can't use the maximum pressure value of hydraulic oil in accumulation of energy cylinder in actual use always, the maximum pressure value that can produce such as hydraulic oil in accumulation of energy cylinder is 25Mpa, hydraulic machinery can be made to produce 1000T pressure, but when hydraulic machinery has only to the pressure of 500T, accumulation of energy cylinder only can use the oil pressure of 12.5Mpa, cause the waste of oil pressure；Two, due to the existence of air pressure in air chamber, therefore the path once breakage between the hydraulic reservoir and the hydraulic cylinder of hydraulic machinery of accumulation of energy cylinder will occur uncontrollable oil leakage phenomenon；Three, in the cylinder of air chamber and extension, atmospheric pressure value is higher, high to sealing requirements, and danger is higher.
Therefore, how to solve the problems referred to above that existing hydraulic machinery exists, become the problem into this utility model research, this utility model is mainly for the accumulation of energy cylinder of high efficiency energy storage supercharger.
Summary of the invention
The purpose of this utility model is to provide the accumulation of energy cylinder of a kind of high efficiency energy storage supercharger, to solve the oil pressure waste problem that prior art exists in use, solves the problems such as atmospheric pressure value is high in prior art maintenance inconvenience, air chamber simultaneously.
For reaching above-mentioned purpose, the technical solution adopted in the utility model is: the accumulation of energy cylinder of a kind of high efficiency energy storage supercharger, has an airtight cylinder body；Described cylinder body is divided into the first separate chamber and the second chamber by a partition, and is provided with a piston component in cylinder body, and this piston component includes first piston, the second piston and connects first piston and the connecting rod of the second piston；Described connecting rod wears and is sealedly attached to described partition；Wherein,
Described first piston is positioned in the first chamber, and is connected with the first cavity seal；First chamber is divided into the first air chamber and the first hydraulic reservoir by first piston；Described first air chamber is for connection one gas tank, and described first hydraulic reservoir is provided with the first oiler and the first oil-out integrally or separately arranged, and described first oiler is for introducing hydraulic oil；
Described second piston is positioned in the second chamber, and is connected with the second cavity seal；Second chamber is divided into the second air chamber and the second hydraulic reservoir by the second piston；Described second air chamber connects described gas tank, and described second hydraulic reservoir is provided with the second oiler and the second oil-out integrally or separately arranged, and described second oiler is for introducing hydraulic oil；
Further, described first adjacent described second chamber of hydraulic reservoir is arranged, or described first adjacent described second hydraulic reservoir of air chamber is arranged；
Wherein, described first oil-out is for connecting an oil sump tank or the hydraulic cylinder of hydraulic machinery, and described second oil-out is for connecting the hydraulic cylinder of hydraulic machinery；Or, described first oil-out is for connecting the hydraulic cylinder of hydraulic machinery, and described second oil-out is for connecting described oil sump tank or the hydraulic cylinder of hydraulic machinery.
Relevant content in technique scheme is explained as follows:
1. in such scheme, the first chamber is divided into the first air chamber and the first hydraulic reservoir by the first piston of described piston component, and the second chamber is divided into the second air chamber and the second hydraulic reservoir by the second piston.Design whereby, as when oil pump is to the first hydraulic reservoir oiling, owing to this first hydraulic reservoir is filled extruding by high pressure liquid force feed, first piston will arrange place's displacement towards the first air chamber, and then compress this first air chamber, owing to first piston and the second piston are connected by connecting rod, therefore, second piston will be in company with first piston together displacement, and this second piston compresses the second air chamber simultaneously.
3., in such scheme, described first oiler and described first oil-out are for being independently arranged；Described first oiler is for connecting an oil pump, and described first oil-out controls connect an oil sump tank or connect the hydraulic cylinder of hydraulic machinery by one first electric control valve.
4., in such scheme, described first oiler and described first oil-out are the most integrally disposed；The first oiler and the first oil-out after integrated control connect an oil pump or an oil sump tank or connect the hydraulic cylinder of hydraulic machinery by one first electric control valve.
5., in such scheme, the first oiler or the second oiler in the accumulation of energy cylinder of described Storage Unit connect described oil pump by one the 4th electric control valve.The top of described accumulation of energy cylinder is additionally provided with a limit switch, this limit switch is in order to the travel position of induction piston, trigger the work of this limit switch when piston displacement to plenum roof, this limit switch sends the signal of telecommunication and controls the 4th electric control valve shutoff oil pump oiling to hydraulic reservoir.
Operation principle of the present utility model and advantage are as follows: the accumulation of energy cylinder of this utility model a kind of high efficiency energy storage supercharger, are separated out two independent chambers by arranging partition in accumulation of energy cylinder, and are arranged in chamber by a piston component.First chamber is divided into the first air chamber and the first hydraulic pressure locker room by the first piston of piston component, and the first chamber is divided into the first air chamber and the first hydraulic pressure locker room by the second piston of piston component.Wherein the first air chamber and the second air chamber supply to connect the hydraulic cylinder of hydraulic machinery for connection gas tank, the first hydraulic reservoir and the second hydraulic reservoir, and wherein a hydraulic reservoir also can be connected with oil sump tank.After two hydraulic reservoir fill hydraulic oil, hydraulic oil in a wherein hydraulic reservoir is carried out pressure release, owing to first piston and the second piston are connected with, and atmospheric pressure value in 2 air chambers is constant, therefore the hydraulic oil of another hydraulic reservoir just can obtain double oil pressure value, design whereby, compared to existing technologies, this utility model reduces the initial gas pressure value in air chamber, the effect of multiplication accumulation of energy cylinder output oil pressure value can not only be realized, and the bubble-tight requirement of the equipment that reduces, reduces danger.To sum up, this utility model has that high efficiency, the suitability be strong, safety advantages of higher.
Accompanying drawing explanation
Accompanying drawing 1 connects the structure chart of air accumulator for prior art；
Accompanying drawing 2 is the cross-sectional view of this utility model embodiment；
Accompanying drawing 3 is the perspective view of this utility model embodiment；
Accompanying drawing 4 be this utility model embodiment energy storage supercharger in the perspective view of single Storage Unit.
In the figures above: 1. accumulation of energy cylinder；2. piston；3. air chamber；4. hydraulic reservoir；5. liquid-inlet；6. liquid outlet；7. sealing ring；8. high-pressure hose；9. air accumulator；11. accumulation of energy cylinders；12. gas tanks；13. cut off；14. first chambers；15. second chambers；16. first pistons；17. second pistons；18. connecting rods；19. first air chambers；20. first hydraulic reservoir；21. first oilers；22. first oil-outs；23. first electric control valves；24. second air chambers；25. second hydraulic reservoir；26. second oilers；27. second oil-outs；28. second electric control valves；29. the 3rd electric control valves；30. limit switches；31. the 4th electric control valves；32. relief valve；33. first flowlines；34. hydraulic machinery fuel feed pumps；35. second flowlines；36. oil returning tubes；37. oil pump oil fuel tubes；38. first airflow lines；39. second airflow lines.
Detailed description of the invention
Below in conjunction with the accompanying drawings and this utility model is further described by embodiment:
Embodiment: see shown in accompanying drawing 2 ~ 3, a kind of accumulation of energy cylinder of high efficiency energy storage supercharger, described high efficiency energy storage supercharger includes multiple Storage Unit, each described Storage Unit includes an accumulation of energy cylinder 11 and is connected with the multiple gas tanks 12 in this accumulation of energy cylinder 11, each described gas tank 12 is interconnected, to be reached the effect of gas storage accumulation of energy by gas tank 12.The cylinder body of described accumulation of energy cylinder 11 is airtight, and each described gas tank 12 is interconnected；Described cylinder body is divided into two the first separate chamber 14 and the second chambers 15 one on the other by a partition 13, and being provided with a piston component in cylinder body, this piston component includes first piston the 16, second piston 17 and connects first piston 16 and the connecting rod 18 of the second piston 17；Described connecting rod 18 wears and is sealedly attached to described partition 13；Wherein,
Described first piston 16 is positioned in the first chamber 14, and is tightly connected with the first chamber 14；First chamber 14 is divided into first air chamber 19 on top and the first hydraulic reservoir 20 of bottom by first piston 16；Described first air chamber 19 connects described gas tank 12 by the first airflow line 38, and described first hydraulic reservoir 20 is provided with the first oiler 21 and the first oil-out 22, and described first oiler 21 is connected with an oil pump, injects hydraulic oil by oil pump；Described first oil-out 22 controls connect an oil sump tank or connect the hydraulic cylinder of hydraulic machinery by one first electric control valve 23.
Described second piston 17 is positioned in the second chamber 15, and is tightly connected with the second chamber 15；Second chamber 15 is divided into second air chamber 24 on top and the second hydraulic reservoir 25 of bottom by the second piston 17；Described second air chamber 24 connects described gas tank 12 by the second airflow line 39, described second hydraulic reservoir 25 is provided with the second oiler 26 and the second oil-out 27, described second oiler 26 is connected with described oil sump tank, sucking hydraulic oil by oil sump tank, described second oil-out 27 controls to connect the hydraulic cylinder of hydraulic machinery by one second electric control valve 28.
Owing to described first air chamber 19 and the second air chamber 24 all connect gas tank 12, therefore the first air chamber 19 can keep consistent with gas tank 12 internal gas pressure value with the atmospheric pressure value in the second air chamber 24, and by the design of multiple gas tanks 12 connection, making the first air chamber 19 and the second air chamber 24 after being compressed, the lifting of its air pressure inside value can also be ignored.
The operation principle of high efficiency energy storage supercharger of the present utility model is as follows: when oil pump is to the first hydraulic reservoir 20 oiling, owing to this first hydraulic reservoir 20 is filled extruding by high pressure liquid force feed, first piston 16 will arrange place's displacement towards the first air chamber 19, and then compress this first air chamber 19, owing to first piston 16 is connected by connecting rod 18 with the second piston 17, therefore, the second piston 17 will be in company with first piston 16 together displacement, and this second piston 17 compresses the second air chamber 24 simultaneously.
As a example by gas tank 12, initial gas pressure value is as 12.5MPa, after then the first hydraulic reservoir 20 of accumulation of energy cylinder 11 and the second hydraulic reservoir 25 fill hydraulic oil, oil pressure value is also 12.5MPa, if desired accumulation of energy cylinder 11 provides the oil pressure hydraulic cylinder to hydraulic machinery of 12.5MPa, as long as controlling the first oil-out 22 by the first electric control valve 23 to connect the hydraulic cylinder of hydraulic machinery, second electric control valve 28 controls the second oil-out 27 and connects the hydraulic cylinder of hydraulic machinery, is put into by two hydraulic reservoir 20,25 simultaneously and normally works；nullIf desired accumulation of energy cylinder 11 provides double oil pressure，The oil pressure of i.e. 25MPa is to the hydraulic cylinder of hydraulic machinery，As long as controlling the first oil-out 22 by the first electric control valve 23 to connect back to fuel tank，First hydraulic reservoir 20 is drained the oil pressure release，Second electric control valve 28 controls the second oil-out 27 and connects the hydraulic cylinder of hydraulic machinery，Its principle is owing to still carrying the atmospheric pressure value of 12.5MPa in the first air chamber 19 on first piston 16，And first piston 16 is connected by connecting rod 18 with the second piston 17，Therefore on first piston 16, the air pressure of carrying will be transmitted to the second piston 17，Second piston 17 will produce the pressure of two 12.5MPa to the hydraulic oil in the second hydraulic reservoir 25，The oil pressure in the second hydraulic reservoir 25 is made to be increased to 25MPa，Realize the effect of multiplication accumulation of energy cylinder 11 output oil pressure value.
Wherein, described first oiler 21 is connected with oil pump, and described second oiler 26 is connected with oil sump tank.Design whereby, while described first oiler 21 oiling, lifting due to whole piston component, described second oiler 26 can be by the negative pressure of the second hydraulic reservoir 25 directly from described oil sump tank oil suction, and then avoid use oil pump carry out high-pressure injection, make hydraulic oil without cooling, therefore can reduce production cost, it also avoid because hydraulic oil high pressure warming causes its lost of life problem.
Wherein, the pipeline that described second air chamber 24 is connected with described gas tank 12 is provided with one the 3rd electric control valve 29.Design whereby, after the first hydraulic reservoir 20 fills oil, close the 3rd electric control valve 29, now without gas in the second air chamber 24, its atmospheric pressure value is zero, owing in the first air chamber 19, atmospheric pressure value is 12.5MPa, and first piston 16 is connected by connecting rod 18 with the second piston 17, therefore on first piston 16, the air pressure of carrying will distribute to the second piston 17, first piston 16 and the second piston 17 will be to respective hydraulic reservoir 20, hydraulic oil in 25 produces the pressure of 6.25MPa respectively, constitute accumulation of energy cylinder 11 and the oil pressure hydraulic cylinder to hydraulic machinery of 6.25MPa is provided, realize halving the effect of accumulation of energy cylinder 11 output oil pressure value.
Wherein, described Storage Unit can arrange multiple, and the first oil-out 22 in the accumulation of energy cylinder 11 of each described Storage Unit connects the hydraulic cylinder (with reference to Fig. 4) of described hydraulic machinery respectively with the second oil-out 27 by described first electric control valve 23 and described second electric control valve 28.Design whereby, provide pressure oil to the hydraulic cylinder of hydraulic machinery with the accumulation of energy cylinder 11 of guarantor unit's time at least Storage Unit；And the control of two electric control valves 23,28 does not interferes with the work of other Storage Unit accumulation of energy cylinders 11 the most whereby when the accumulation of energy cylinder 11 of certain Storage Unit is in accumulation of energy.
Wherein, as shown in Figure 4, the top of described accumulation of energy cylinder 11, it is additionally provided with a limit switch 30 in described first air chamber 19, this limit switch 30 is in order to sense the travel position of first piston 16, trigger this limit switch 30 to work when first piston 16 is displaced to the first air chamber 19 top, turn off the oil pump oiling to the first hydraulic reservoir 20.It is additionally provided with the 4th electric control valve 31 between described oil pump and the first oiler 21 of the first hydraulic reservoir 20,4th electric control valve 31 electrically connects with described limit switch 30, controls to turn off the oiling to the first hydraulic reservoir 20 by receiving the signal of telecommunication of limit switch 30.
Wherein, described gas tank 12 is additionally provided with one for self-relieving relief valve 32, to control air pressure in gas tank 12 in preset value.
Wherein, as shown in Figure 4, described first oil-out 22 is connected with a hydraulic machinery fuel feed pump 34 by the first flowline 33, and described second oil-out 27 is connected with described hydraulic machinery fuel feed pump 34 by the second flowline 35；Described first oil-out 22 connects described oil sump tank by an oil returning tube 36, and described second oiler 26 is also connected with in this oil returning tube 36(figure not to be drawn)；Described first oiler 21 connects described oil pump by an oil pump oil fuel tube 37, and described 4th electric control valve 31 is located between this oil pump oil fuel tube 37 and described first oiler 21.
Wherein, by the setting of described first electric control valve 23, after closing the first electric control valve 23, described first hydraulic reservoir 20 is closed, and the hydraulic oil of the first hydraulic reservoir 20 will hold whole piston component, counteract the air pressure of air chamber, it is simple to repair and maintenance.
The accumulation of energy cylinder of this utility model a kind of high efficiency energy storage supercharger, is separated out two independent chambers by arranging partition in accumulation of energy cylinder, and is arranged in chamber by a piston component.First chamber is divided into the first air chamber and the first hydraulic pressure locker room by the first piston of piston component, and the first chamber is divided into the first air chamber and the first hydraulic pressure locker room by the second piston of piston component.Wherein the first air chamber and the second air chamber supply to connect the hydraulic cylinder of hydraulic machinery for connection gas tank, the first hydraulic reservoir and the second hydraulic reservoir, and wherein a hydraulic reservoir also can be connected with oil sump tank.After two hydraulic reservoir fill hydraulic oil, hydraulic oil in a wherein hydraulic reservoir is carried out pressure release, owing to first piston and the second piston are connected with, and atmospheric pressure value in 2 air chambers is constant, therefore the hydraulic oil of another hydraulic reservoir just can obtain double oil pressure value, design whereby, compared to existing technologies, this utility model reduces the initial gas pressure value in air chamber, the effect of multiplication accumulation of energy cylinder output oil pressure value can not only be realized, and the bubble-tight requirement of the equipment that reduces, reduces danger.To sum up, this utility model has that high efficiency, the suitability be strong, safety advantages of higher.
Above-described embodiment only for technology of the present utility model design and feature are described, its object is to allow person skilled in the art will appreciate that content of the present utility model and to implement according to this, can not limit protection domain of the present utility model with this.All equivalence changes made according to this utility model spirit or modification, all should contain within protection domain of the present utility model.
Claims (3)
1. an accumulation of energy cylinder for high efficiency energy storage supercharger, has an airtight cylinder body；It is characterized in that: described cylinder body is divided into the first separate chamber and the second chamber by a partition, and is provided with a piston component in cylinder body, this piston component includes first piston, the second piston and connects first piston and the connecting rod of the second piston；Described connecting rod wears and is sealedly attached to described partition；Wherein,
Described first piston is positioned in the first chamber, and is connected with the first cavity seal；First chamber is divided into the first air chamber and the first hydraulic reservoir by first piston；Described first air chamber is for connection one gas tank, and described first hydraulic reservoir is provided with the first oiler and the first oil-out integrally or separately arranged, and described first oiler is for introducing hydraulic oil；
Described second piston is positioned in the second chamber, and is connected with the second cavity seal；Second chamber is divided into the second air chamber and the second hydraulic reservoir by the second piston；Described second air chamber connects described gas tank, and described second hydraulic reservoir is provided with the second oiler and the second oil-out integrally or separately arranged, and described second oiler is for introducing hydraulic oil；
Further, described first adjacent described second chamber of hydraulic reservoir is arranged, or described first adjacent described second hydraulic reservoir of air chamber is arranged；
Wherein, described first oil-out is for connecting an oil sump tank or the hydraulic cylinder of hydraulic machinery, and described second oil-out is for connecting the hydraulic cylinder of hydraulic machinery；Or, described first oil-out is for connecting the hydraulic cylinder of hydraulic machinery, and described second oil-out is for connecting described oil sump tank or the hydraulic cylinder of hydraulic machinery.
The accumulation of energy cylinder of energy storage supercharger the most according to claim 1, it is characterised in that: described first oiler and described first oil-out are for being independently arranged；Described first oiler is for connecting an oil pump, and described first oil-out controls connect an oil sump tank or connect the hydraulic cylinder of hydraulic machinery by one first electric control valve.
The accumulation of energy cylinder of energy storage supercharger the most according to claim 1, it is characterised in that: described first oiler and described first oil-out are integrally disposed；The first oiler and the first oil-out after integrated control connect an oil pump or an oil sump tank or connect the hydraulic cylinder of hydraulic machinery by one first electric control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620330844.7U CN205714998U (en) | 2016-04-19 | 2016-04-19 | A kind of accumulation of energy cylinder of high efficiency energy storage supercharger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201620330844.7U CN205714998U (en) | 2016-04-19 | 2016-04-19 | A kind of accumulation of energy cylinder of high efficiency energy storage supercharger |
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| CN205714998U true CN205714998U (en) | 2016-11-23 |
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| CN201620330844.7U Withdrawn - After Issue CN205714998U (en) | 2016-04-19 | 2016-04-19 | A kind of accumulation of energy cylinder of high efficiency energy storage supercharger |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105715591A (en) * | 2016-04-19 | 2016-06-29 | 赵永军 | Energy storage cylinder for efficient energy storage supercharger |
-
2016
- 2016-04-19 CN CN201620330844.7U patent/CN205714998U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105715591A (en) * | 2016-04-19 | 2016-06-29 | 赵永军 | Energy storage cylinder for efficient energy storage supercharger |
| CN105715591B (en) * | 2016-04-19 | 2017-10-24 | 赵永军 | A kind of accumulation of energy cylinder of high efficiency energy storage booster |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20161123 Effective date of abandoning: 20171024 |