CN102392846B - Adjustable gas-liquid gravity balancing device - Google Patents
Adjustable gas-liquid gravity balancing device Download PDFInfo
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- CN102392846B CN102392846B CN201110331643.0A CN201110331643A CN102392846B CN 102392846 B CN102392846 B CN 102392846B CN 201110331643 A CN201110331643 A CN 201110331643A CN 102392846 B CN102392846 B CN 102392846B
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Abstract
The invention relates to a gas-liquid gravity balancing device, in particular to an adjustable gas-liquid gravity balancing device, which comprises a piston type hydraulic cylinder, a gas-liquid storing cylinder, and an oil pipe for communicating the piston type hydraulic cylinder with the gas-liquid storing cylinder, wherein the gas is contained in the upper part of the gas-liquid storing cylinder, and while the liquid is contained in the lower part of the gas-liquid storing cylinder, wherein a pressure adjusting device is arranged at the oil pipe between the piston type hydraulic cylinder and the gas-liquid storing cylinder in communication way. Compared with prior art, the adjustable gas-liquid gravity balancing device is added with the pressure adjusting device which can adjust the output force of the piston type hydraulic cylinder; and the adjustable gas-liquid gravity balancing device has the characteristics of simple structure, convenience of adjusting, and low cost.
Description
Technical field
The present invention relates to a kind of gas-liquid gravity balancing device, particularly relate to a kind of adjustable gas-liquid gravitational equilibrium device.
Background technique
Gas-liquid gravity balancing device of the prior art, its structure includes piston-type hydraulic cylinder, gas storage fluid cylinder and for being communicated with the oil pipe of described piston-type hydraulic cylinder and described gas storage fluid cylinder, the top of described gas storage fluid cylinder is loaded with gas, and the bottom of described gas storage fluid cylinder is loaded with liquid.
Above-mentioned gas-liquid gravity balancing device, as shown in Figure 1 to Figure 3, when load strengthens (referring to the arrow in Fig. 3), liquid in piston-type hydraulic cylinder 1 can be extruded to gas storage fluid cylinder 2, pushes the gas 21 in gas storage fluid cylinder 2 simultaneously, because gas 21 can be compressed, so volume can reduce, pressure can increase simultaneously, until pressure increases to load, averages out, and finally realizes the gravitational equilibrium of gas-liquid.
Yet above-mentioned gas-liquid gravity balancing device is regulation output power automatically, therefore, for addressing the above problem, provide a kind of technology of adjustable gas-liquid gravitational equilibrium device particularly important.
Summary of the invention
The object of the invention is to avoid deficiency of the prior art and provide a kind of simple in structure, easy to adjust, and the low adjustable gas-liquid gravitational equilibrium device of cost.
Object of the present invention is achieved through the following technical solutions:
A kind of adjustable gas-liquid gravitational equilibrium device is provided, include piston-type hydraulic cylinder, gas storage fluid cylinder and for being communicated with the oil pipe of described piston-type hydraulic cylinder and described gas storage fluid cylinder, the top of described gas storage fluid cylinder is loaded with gas, the bottom of described gas storage fluid cylinder is loaded with liquid, wherein, the described oil pipe connection between described piston-type hydraulic cylinder and described gas storage fluid cylinder is provided with pressure regulator.
Wherein, described pressure regulator includes driving mechanism, tape handler and voltage regulation cylinder, described tape handler includes driving wheel, follower and the drivign belt that is set around described driving wheel and described follower, in described voltage regulation cylinder, be provided with relief piston, one side of described relief piston is provided with screw rod, the live axle of described driving mechanism drives and is connected with described driving wheel, described follower and described screw rod bolt, the first transfusion end that the bottom of described voltage regulation cylinder arranges is communicated with the transfusion end that the bottom of described piston-type hydraulic cylinder arranges by described oil pipe, the second transfusion end that the bottom of described voltage regulation cylinder arranges is communicated with the transfusion end that the bottom of described gas storage fluid cylinder arranges by described oil pipe.
Wherein, described voltage regulation cylinder and described gas storage fluid cylinder are arranged at same plane.
Wherein, the liquid feeding end that the bottom of described voltage regulation cylinder arranges is near the bottom of described voltage regulation cylinder, the outlet end that the bottom of described voltage regulation cylinder arranges is near the bottom of described voltage regulation cylinder, the outlet end that the bottom of described piston-type hydraulic cylinder arranges is near the bottom of described piston-type hydraulic cylinder, and the liquid feeding end that the bottom of described gas storage fluid cylinder arranges is near the bottom of described gas storage fluid cylinder.
Wherein, described driving mechanism is motor.
Wherein, the described oil pipe between described piston-type hydraulic cylinder and described voltage regulation cylinder is provided with restraint valve.
Wherein, the input end of described restraint valve is communicated with the transfusion end that the bottom of described piston-type hydraulic cylinder arranges by described oil pipe, and the first transfusion end that the output terminal of described restraint valve arranges with the bottom of described voltage regulation cylinder is communicated with.
Wherein, described restraint valve is stop valve.
Wherein, described piston-type hydraulic cylinder is arranged at the top of described pressure regulator.
Wherein, described gas storage fluid cylinder is for being loaded with the gas storage fluid cylinder of nitrogen on the top of described gas storage fluid cylinder.
Beneficial effect of the present invention:
A kind of adjustable gas-liquid gravitational equilibrium device of the present invention, include piston-type hydraulic cylinder, gas storage fluid cylinder and for being communicated with the oil pipe of piston-type hydraulic cylinder and gas storage fluid cylinder, the top of gas storage fluid cylinder is loaded with gas, the bottom of gas storage fluid cylinder is loaded with liquid, wherein, the connection of the oil pipe between piston-type hydraulic cylinder and gas storage fluid cylinder is provided with pressure regulator.The present invention is by setting up pressure regulator, can overcome the defect of the ouput force that gas-liquid gravity balancing device of the prior art cannot regulating piston formula oil hydraulic cylinder, have simple in structure, easy to adjust, the feature that cost is low.
Accompanying drawing explanation
Utilize accompanying drawing to be described further invention, but embodiment in accompanying drawing does not form any limitation of the invention, for those of ordinary skill in the art, is not paying under the prerequisite of creative work, can also obtain according to the following drawings other accompanying drawing.
Fig. 1 is the structural representation of gas-liquid gravity balancing device of the prior art.
Fig. 2 is the cross-sectional view of gas-liquid gravity balancing device of the prior art.
Fig. 3 is the working state structure schematic diagram of gas-liquid gravity balancing device of the prior art.
Fig. 4 is the structural representation of a kind of adjustable gas-liquid gravitational equilibrium device of the present invention.
Fig. 5 is the cross-sectional view of a kind of adjustable gas-liquid gravitational equilibrium device of the present invention.
Fig. 6 is the structural representation of the working state one of a kind of adjustable gas-liquid gravitational equilibrium device of the present invention.
Fig. 7 is the structural representation of the working state two of a kind of adjustable gas-liquid gravitational equilibrium device of the present invention.
Fig. 8 is the embodiment's 3 of a kind of adjustable gas-liquid gravitational equilibrium device of the present invention structural representation.
In Fig. 1 to Fig. 8, include:
1---piston-type hydraulic cylinder, 11---piston,
2---gas storage fluid cylinder, 21---gas, 22---liquid,
3---pressure regulator, 31---motor, 32---driving wheel, 33---drivign belt, 34---follower, 35---screw rod, 36---voltage regulation cylinder, 37---relief piston,
4---oil pipe,
5---restraint valve.
Embodiment
The invention will be further described with the following Examples.
embodiment 1.
One of embodiment of a kind of adjustable gas-liquid gravitational equilibrium device of the present invention, as shown in Figure 4 and Figure 5, include piston-type hydraulic cylinder 1, gas storage fluid cylinder 2 and for being communicated with the oil pipe 4 of piston-type hydraulic cylinder 1 and gas storage fluid cylinder 2, the top of gas storage fluid cylinder 2 is loaded with gas 21, the bottom of gas storage fluid cylinder 2 is loaded with liquid 22, and above-mentioned technical characteristics is identical with the structure of gas-liquid gravity balancing device of the prior art.In addition, as those of ordinary skill in the art, should be understood that and understand the basic general knowledge that piston-type hydraulic cylinder 1 comprises the parts such as piston 11, piston rod.
Improvements of the present invention are: oil pipe 4 connections between piston-type hydraulic cylinder 1 and gas storage fluid cylinder 2 are provided with pressure regulator 3.The present invention is by setting up pressure regulator 3, can overcome the defect of the ouput force that gas-liquid gravity balancing device of the prior art cannot regulating piston formula oil hydraulic cylinder 1, have simple in structure, easy to adjust, the feature that cost is low.
Working principle: when needing the ouput force of regulating piston formula oil hydraulic cylinder 1, breakout pressure controlling device 3, by the effect of pressure regulator 3, thereby the liquid level that makes gas storage fluid cylinder 2 raises or reduces, the corresponding gas 21 volume generation respective change that make gas storage fluid cylinder 2 tops, thus play the effect of the ouput force of regulating piston formula oil hydraulic cylinder 1.
Concrete, piston-type hydraulic cylinder 1 is arranged at the top of pressure regulator 3.
Concrete, gas storage fluid cylinder 2 is for being loaded with the gas storage fluid cylinder 2 of nitrogen on the top of gas storage fluid cylinder 2.
embodiment 2.
Two of the embodiment of a kind of adjustable gas-liquid gravitational equilibrium device of the present invention, as shown in Figures 4 to 7, the main technical schemes of the present embodiment is identical with embodiment 1, in the present embodiment unaccounted feature, adopt the explanation in embodiment 1, at this, no longer repeat.The present embodiment and embodiment's 1 difference is: pressure regulator 3 can include driving mechanism, tape handler and voltage regulation cylinder 36, tape handler includes driving wheel 32, follower 34 and be set around driving wheel 32 and the drivign belt 33 of follower 34, in voltage regulation cylinder 36, be provided with relief piston 37, one side of relief piston 37 is provided with screw rod 35, the live axle of driving mechanism drives and is connected with driving wheel 32, follower 34 and screw rod 35 bolts, the first transfusion end that the bottom of voltage regulation cylinder 36 arranges is communicated with the transfusion end that the bottom of piston-type hydraulic cylinder 1 arranges by oil pipe 4, the second transfusion end that the bottom of voltage regulation cylinder 36 arranges is communicated with the transfusion end that the bottom of gas storage fluid cylinder 2 arranges by oil pipe 4.
Concrete, voltage regulation cylinder 36 is arranged at same plane with gas storage fluid cylinder 2.
Concrete, the liquid feeding end that the bottom of voltage regulation cylinder 36 arranges is near the bottom of voltage regulation cylinder 36, the outlet end that the bottom of voltage regulation cylinder 36 arranges is near the bottom of voltage regulation cylinder 36, the outlet end that the bottom of piston-type hydraulic cylinder 1 arranges is near the bottom of piston-type hydraulic cylinder 1, and the liquid feeding end that the bottom of gas storage fluid cylinder 2 arranges is near the bottom of gas storage fluid cylinder 2.
Concrete, driving mechanism is motor 31.Simple in structure, drive simple and easy.
Working principle: when needing the ouput force of regulating piston formula oil hydraulic cylinder 1, actuating motor 31 is to clockwise or be rotated counterclockwise, the drive shaft driving wheel 32 of motor 31 rotates thereupon, driving wheel 32 drives follower 34 rotations by drivign belt 33, when follower 34 rotation, can drive on screw rod 35 and move or move down, thereby make relief piston 37 move up or move down.When relief piston 37 moves down, the liquid level of the liquid 22 of gas storage fluid cylinder 2 raises, and the gas 21 in gas storage fluid cylinder 2 is thereupon compressed, and pressure is increased, thereby the ouput force of piston-type hydraulic cylinder 1 is increased; When relief piston 37 moves up, the liquid level of the liquid 22 of gas storage fluid cylinder 2 reduces, and the gas 21 in gas storage fluid cylinder 2 expands thereupon, and pressure is reduced, thereby the ouput force of piston-type hydraulic cylinder 1 is reduced.
embodiment 3.
Three of the embodiment of a kind of adjustable gas-liquid gravitational equilibrium device of the present invention, as shown in Figure 8, the main technical schemes of the present embodiment is identical with embodiment 2, in the present embodiment unaccounted feature, adopt the explanation in embodiment 2, at this, no longer repeat.The present embodiment and embodiment's 2 difference is: the oil pipe 4 between piston-type hydraulic cylinder 1 and voltage regulation cylinder 36 is provided with restraint valve 5.
Concrete, the input end of restraint valve 5 is communicated with the transfusion end that the bottom of piston-type hydraulic cylinder 1 arranges by oil pipe 4, and the first transfusion end that the output terminal of restraint valve 5 arranges with the bottom of voltage regulation cylinder 36 is communicated with.
Concrete, restraint valve 5 is stop valve.
Working principle: when controlling the valve closing of restraint valve 5, restraint valve 5 stops the liquid in voltage regulation cylinder 36 to flow in gas storage fluid cylinder 2, thereby the flow of fluid in piston-type hydraulic cylinder 1 is obstructed, and plays the object of braking.
Finally should be noted that; above embodiment is only in order to illustrate technological scheme of the present invention; but not limiting the scope of the invention; although the present invention has been done to explain with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify or be equal to replacement technological scheme of the present invention, and not depart from essence and the scope of technical solution of the present invention.
Claims (7)
1. an adjustable gas-liquid gravitational equilibrium device, include piston-type hydraulic cylinder, gas storage fluid cylinder and for being communicated with the oil pipe of described piston-type hydraulic cylinder and described gas storage fluid cylinder, the top of described gas storage fluid cylinder is loaded with gas, the bottom of described gas storage fluid cylinder is loaded with liquid, it is characterized in that: the described oil pipe connection between described piston-type hydraulic cylinder and described gas storage fluid cylinder is provided with pressure regulator, described pressure regulator includes driving mechanism, tape handler and voltage regulation cylinder, described tape handler includes driving wheel, follower and the drivign belt that is set around described driving wheel and described follower, in described voltage regulation cylinder, be provided with relief piston, one side of described relief piston is provided with screw rod, the live axle of described driving mechanism drives and is connected with described driving wheel, described follower and described screw rod bolt, the first transfusion end that the bottom of described voltage regulation cylinder arranges is communicated with the transfusion end that the bottom of described piston-type hydraulic cylinder arranges by described oil pipe, the second transfusion end that the bottom of described voltage regulation cylinder arranges is communicated with the transfusion end that the bottom of described gas storage fluid cylinder arranges by described oil pipe, described voltage regulation cylinder and described gas storage fluid cylinder are arranged at same plane, described piston-type hydraulic cylinder is arranged at the top of described pressure regulator.
2. a kind of adjustable gas-liquid gravitational equilibrium device according to claim 1, it is characterized in that: the liquid feeding end that the bottom of described voltage regulation cylinder arranges is near the bottom of described voltage regulation cylinder, the outlet end that the bottom of described voltage regulation cylinder arranges is near the bottom of described voltage regulation cylinder, the outlet end that the bottom of described piston-type hydraulic cylinder arranges is near the bottom of described piston-type hydraulic cylinder, and the liquid feeding end that the bottom of described gas storage fluid cylinder arranges is near the bottom of described gas storage fluid cylinder.
3. a kind of adjustable gas-liquid gravitational equilibrium device according to claim 1, is characterized in that: described driving mechanism is motor.
4. a kind of adjustable gas-liquid gravitational equilibrium device according to claim 1, is characterized in that: the described oil pipe between described piston-type hydraulic cylinder and described voltage regulation cylinder is provided with restraint valve.
5. a kind of adjustable gas-liquid gravitational equilibrium device according to claim 4, it is characterized in that: the input end of described restraint valve is communicated with the transfusion end that the bottom of described piston-type hydraulic cylinder arranges by described oil pipe, the first transfusion end that the output terminal of described restraint valve arranges with the bottom of described voltage regulation cylinder is communicated with.
6. according to a kind of adjustable gas-liquid gravitational equilibrium device described in claim 4 or 5, it is characterized in that: described restraint valve is stop valve.
7. a kind of adjustable gas-liquid gravitational equilibrium device according to claim 1, is characterized in that: described gas storage fluid cylinder is for being loaded with the gas storage fluid cylinder of nitrogen on the top of described gas storage fluid cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110331643.0A CN102392846B (en) | 2011-10-27 | 2011-10-27 | Adjustable gas-liquid gravity balancing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110331643.0A CN102392846B (en) | 2011-10-27 | 2011-10-27 | Adjustable gas-liquid gravity balancing device |
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| CN102392846A CN102392846A (en) | 2012-03-28 |
| CN102392846B true CN102392846B (en) | 2014-10-08 |
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| CN201110331643.0A Active CN102392846B (en) | 2011-10-27 | 2011-10-27 | Adjustable gas-liquid gravity balancing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103302548B (en) * | 2013-05-31 | 2015-09-02 | 济南二机床集团有限公司 | The vapor liquid equilibrium device of vertical ram milling head |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2818870Y (en) * | 2005-01-24 | 2006-09-20 | 蔡寿生 | Hydraulic system |
| KR20100125073A (en) * | 2009-05-20 | 2010-11-30 | 주식회사 썬에어로시스 | Actuator with accumulator and motion platform using the same |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE403094B (en) * | 1976-12-17 | 1978-07-31 | Imo Industri Ab | HYDRAULIC SYSTEM, SPECIAL FOR EQUIPMENT OPERATION |
| CN2864192Y (en) * | 2005-12-08 | 2007-01-31 | 张家港市合丰机械制造有限公司 | Gas/liquid conversion device for hydraulic cylinder |
| DE102008007793A1 (en) * | 2008-02-06 | 2009-08-13 | Robert Bosch Gmbh | Linear drive with a spindle drive |
| CN201448303U (en) * | 2009-08-11 | 2010-05-05 | 丁东 | Device for transforming gas and liquid |
| CN202266542U (en) * | 2011-10-27 | 2012-06-06 | 东莞市盈拓科技实业股份有限公司 | Adjustable gas-liquid gravitational equilibrium device |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2818870Y (en) * | 2005-01-24 | 2006-09-20 | 蔡寿生 | Hydraulic system |
| KR20100125073A (en) * | 2009-05-20 | 2010-11-30 | 주식회사 썬에어로시스 | Actuator with accumulator and motion platform using the same |
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Address after: 523470 Guangdong city of Dongguan province's Industrial Park, Hengli Town, South Dongguan Yingtuo science and technology industry Limited by Share Ltd Applicant after: Dongguan Yingta Technology Industrial Co.,Ltd. Address before: 523470 Guangdong city of Dongguan province's Industrial Park, Hengli Town District Dongguan Yingtuo Technology Industrial Co. Ltd. Applicant before: Dongguan Wintop Technology Industrial Co.,Ltd. |
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Address after: 523470 Guangdong city of Dongguan province's Industrial Park, Hengli Town, the Southern District of Dongguan Taiwan wintok Polytron Technologies Inc Applicant after: Dongguan Wintop Science & Technology Co., Ltd. Address before: 523470 Guangdong city of Dongguan province's Industrial Park, Hengli Town, South Dongguan Yingtuo science and technology industry Limited by Share Ltd Applicant before: Dongguan Yingta Technology Industrial Co.,Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: DONGGUAN WINTOP INDUSTRIAL TECHNOLOGY CO., LTD. TO: DONGGUAN TAIYI WINTOP TECHNOLOGY CO., LTD. |
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Address after: 523000 No. 3 Yanhe Road, Xicheng Industrial Zone, Hengli Town, Dongguan, Guangdong Patentee after: Dongguan Wintop Science & Technology Co., Ltd. Address before: 523470 Guangdong Dongguan Dongguan Hengli Town waterfront industrial park Southern District Dongguan Taiwan Yi Ying extension Polytron Technologies Inc Patentee before: Dongguan Wintop Science & Technology Co., Ltd. |