CN208565091U - A kind of piston diaphragm formula accumulator - Google Patents
A kind of piston diaphragm formula accumulator Download PDFInfo
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- CN208565091U CN208565091U CN201821277115.5U CN201821277115U CN208565091U CN 208565091 U CN208565091 U CN 208565091U CN 201821277115 U CN201821277115 U CN 201821277115U CN 208565091 U CN208565091 U CN 208565091U
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Abstract
The utility model discloses a kind of piston diaphragm formula accumulators, including air valve, first piston and liquid-filled chamber, gas end end cap is mounted on the outside of the air valve, and the outer right wall of gas end end cap is connected with cylinder, the inside left of the cylinder is mounted with plenum chamber, and second piston is provided on the inside of cylinder, the first piston is placed in the right side of second piston, and the left end outer wall of first piston is mounted with diaphragm, the upper and lower ends of the first piston are equipped with second piston sealing, and communication port is fixed on the inside of first piston, the liquid-filled chamber is placed in the inner right side of cylinder.The piston diaphragm formula accumulator is provided with cylinder, and it fits on the outside of the inner wall and first piston of cylinder, under the action of this is as carbon steel or the cylinder of 304 materials, it is capable of the rigidity of enhancement device, the working performance of lifting device, and by being bonded under effect for cylinder and first piston, so that can preferably complete accumulation of energy work on the inside of accumulator.
Description
Technical field
The utility model relates to accumulator apparatus technical field, specially a kind of piston diaphragm formula accumulator.
Background technique
With the rapid development of each regional economy and the progress of science and technology, the application of hydraulic accumulator is becoming increasingly popular,
And accumulator shell is convenient for carrying out liquid by the interaction of gas pressure and fluid pressure on the inside of internal two chambers
It collects, storage operation, but the response speed of piston power accumulator is slower, the compression of diaphragm accumulator is relatively low, so that enterprise needs
Accumulation of energy work is completed by piston diaphragm formula accumulator.
Accumulator in the market in use, the characteristics of without compression ratio high, fast response time is had both simultaneously, is given
Device, which carries out work, makes troubles, and the rigidity of device is weak, is easy to appear damage phenomenon, under the working performance for causing device
Drop, for this purpose, it is proposed that a kind of piston diaphragm formula accumulator.
Utility model content
The purpose of this utility model is to provide a kind of piston diaphragm formula accumulators, to solve to propose in above-mentioned background technique
Accumulator in use, the characteristics of without compression ratio high, fast response time is had both simultaneously, device is given to carry out work belt
The problem of it is inconvenient to come, and the rigidity of device is weak, is easy to appear damage phenomenon, and the working performance of device is caused to decline.
To achieve the above object, the utility model provides the following technical solutions: a kind of piston diaphragm formula accumulator, including gas
Valve, first piston and liquid-filled chamber are mounted with gas end end cap on the outside of the air valve, and the outer right wall of gas end end cap is connected with cylinder
Body, the inside left of the cylinder is mounted with plenum chamber, and second piston is provided on the inside of cylinder, the first piston placement
Left end outer wall in the right side of second piston, and first piston is mounted with diaphragm, and the upper and lower ends of the first piston are equipped with
Second piston sealing, and communication port is fixed on the inside of first piston, the liquid-filled chamber is placed in the inner right side of cylinder, and cylinder
The right end inner wall of body is equipped with oily end end cap, and the inside of oil end end cap is fixed with fixing port, and the inside placement of fixing port
There is oil valve, the upper and lower ends of the second piston are provided with first piston sealing.
Preferably, the transverse axis of the air valve and the transverse axis of gas end end cap are at the same level, and the section of gas end end cap
Width is equal with the cross-sectional width of oily end end cap.
Preferably, fit on the outside of the inner wall and first piston of the cylinder, and first piston and second piston about
The central axes of cylinder are symmetrical.
Preferably, to fit closely between the right side of the diaphragm and the left side of first piston, and the section of diaphragm is in half
Circular configuration.
Preferably, the center of circle of circle where the section of the oily end end cap is mutually be overlapped with the center of circle of circle where the section of fixing port
It closes, and is to be fixedly connected between oily end end cap and cylinder.
Preferably, the transverse axis of the oil valve and the transverse axis of fixing port coincide, and fixing port by injection molding with
Oily end end cap being integrally formed structure.
Compared with prior art, the utility model has the beneficial effects that the piston diaphragm formula accumulator is provided with cylinder, and
It fits on the outside of the inner wall and first piston of cylinder, under the action of this is as carbon steel or the cylinder of 304 materials, can enhance
The rigidity of device, the working performance of lifting device, and being bonded under effect by cylinder and first piston, so that in accumulator
Side can preferably complete accumulation of energy work, meanwhile, the transverse axis of the transverse axis and gas end end cap of air valve is at the same level, and passes through gas
The effect of valve, can be to operation be inflated, so that inflating the pressure inside indoor gas pressure and liquid-filled chamber in plenum chamber
Equilibrium, convenient for maintaining the stability of device, and to fit closely between the right side of diaphragm and the left side of first piston, diaphragm with
Under the action of first piston, when the hydraulic oil (liquid) of high pressure is filled with liquid-filled chamber by liquid pump, the intersection of diaphragm and communication port
It deforms, reduces so that inflating indoor gas volume with pressure increase, carry out storage work in this way convenient for liquid, realize
The advantages of diaphragm accumulator fast response time, and circle where the center of circle of circle where the section of oily end end cap and the section of fixing port
The center of circle coincides, and under the action of oily end end cap, so that hydraulic oil (liquid) can be acted on by the starting of oil valve, is quickly filled
Enter work, so that the maximum working pressure (MWP) of device increases with the Gas Ratio being filled with, convenient for during Absorbing Fluctuation, response is fast
Degree is accelerated, and the high advantage of piston power accumulator compression ratio is embodied, and fixing port is led to by injection molding and oily end end cap being integrally formed structure
The effect for being molded the fixing port to be formed with oily end end cap is crossed, convenient for carrying out placement operation to oil valve, enables oil valve better
Control operation, the working performance of lifting device are carried out to hydraulic oil (liquid).
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model oil end end cap sidewall structural schematic diagram.
In figure: 1, air valve；2, gas end end cap；3, cylinder；4, first piston seals；5, second piston seals；6, diaphragm；7,
First piston；8, oily end end cap；9, plenum chamber；10, second piston；11, communication port；12, liquid-filled chamber；13, oil valve；14, fixed
Mouthful.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of piston diaphragm formula accumulator, including air valve
1, gas end end cap 2, cylinder 3, first piston sealing 4, second piston sealing 5, diaphragm 6, first piston 7, oily end end cap 8, inflation
Room 9, second piston 10, communication port 11, liquid-filled chamber 12, oil valve 13 and fixing port 14, the outside of air valve 1 are mounted with gas end end cap 2,
And the outer right wall of gas end end cap 2 is connected with cylinder 3, the transverse axis of the transverse axis and gas end end cap 2 of air valve 1 is at the same level,
And the cross-sectional width of gas end end cap 2 is equal with the cross-sectional width of oily end end cap 8, it, can be to plenum chamber 9 by the effect of air valve 1
It is inside inflated operation, so that the gas pressure in plenum chamber 9 is balanced with the pressure inside liquid-filled chamber 12, convenient for maintaining device
The outside of stability, the inner wall and first piston 7 of cylinder 3 fits, and first piston 7 and second piston 10 are about cylinder 3
Central axes are symmetrical, under the action of this is as carbon steel or the cylinder of 304 materials 3, are capable of the rigidity of enhancement device, lifting device
Working performance, and being bonded under effect by cylinder 3 and first piston 7, so that accumulator inside can preferably complete to store
It can work, the inside left of cylinder 3 is mounted with plenum chamber 9, and the inside of cylinder 3 is provided with second piston 10, and first piston 7 is pacified
It is placed in the right side of second piston 10, and the left end outer wall of first piston 7 is mounted with diaphragm 6, the right side of diaphragm 6 and first piston 7
Left side between to fit closely, and the section semicircular in shape structure of diaphragm 6, under the action of diaphragm 6 and first piston 7, when
When the hydraulic oil (liquid) of high pressure is filled with liquid-filled chamber 12 by liquid pump, diaphragm 6 and the intersection of communication port 11 deform, so that filling
Gas volume in gas chamber 9 reduces with pressure increase, carries out storage work in this way convenient for liquid, realizes diaphragm accumulator response
Fireballing advantage, the upper and lower ends of first piston 7 are equipped with second piston sealing 5, and the inside of first piston 7 is fixed with company
Port 11, liquid-filled chamber 12 is placed in the inner right side of cylinder 3, and the right end inner wall of cylinder 3 is equipped with oily end end cap 8, oily end end
The center of circle of circle coincides where the center of circle of circle where the section of lid 8 and the section of fixing port 14, and oily end end cap 8 and cylinder 3 it
Between to be fixedly connected, under the action of oily end end cap 8, so that hydraulic oil (liquid) can be acted on by the starting of oil valve 13, quickly
It carries out being filled with work, so that the maximum working pressure (MWP) of device increases with the Gas Ratio being filled with, be convenient for during Absorbing Fluctuation,
Response speed is accelerated, and the high advantage of piston power accumulator compression ratio is embodied, and the inside of oily end end cap 8 is fixed with fixing port 14, and solid
The inside for determining mouth 14 is mounted with oil valve 13, and the transverse axis of the transverse axis and fixing port 14 of oil valve 13 coincides, and fixing port
14 by 8 being integrally formed structure of injection molding and oily end end cap, by being molded the effect of the fixing port 14 formed with oily end end cap 8,
Convenient for carrying out placement operation to oil valve 13, enables oil valve 13 preferably to carry out control operation to hydraulic oil (liquid), promote dress
The working performance set, the upper and lower ends of second piston 10 are provided with first piston sealing 4.
Working principle: passing through this kind of piston diaphragm formula accumulator in starting air valve 1 first, so that nitrogen passes through gas end
End cap 2, into plenum chamber 9, meanwhile, the hydraulic oil (liquid) of high pressure is filled with by liquid-filled chamber by the liquid pump on the inside of external equipment
12, so that diaphragm 6 and the intersection of communication port 11 deform, the gas volume in plenum chamber 9 is caused to subtract with pressure increase
It is small, storage work is carried out convenient for liquid in this way, and then, when hydraulic system needs pressure oil (liquid) to supplement, and its pressure is lower than storing
Can be stored by device when the pressure of hydraulic oil (liquid), then hydraulic oil (liquid) is in the case where the air-inflated pressure of 9 inside of plenum chamber pushes, warp
Inlet valve 13 is discharged in hydraulic system, until pressure drop to it is equal with system pressure until, and carry out accumulation of energy conversion work
In the process, pass through the common of the first piston sealing 4 on the outside of the second piston sealing 5 and second piston 10 in 7 outside of first piston
Under effect, so that the sealing effect on the inside of device is excellent, and by this as the effect of carbon steel or the cylinder of 304 materials 3, energy
The rigidity of enough enhancement devices, the working performance of lifting device.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of piston diaphragm formula accumulator, including air valve (1), first piston (7) and liquid-filled chamber (12), it is characterised in that: institute
It states and is mounted with gas end end cap (2) on the outside of air valve (1), and the outer right wall of gas end end cap (2) is connected with cylinder (3), the cylinder
The inside left of body (3) is mounted with plenum chamber (9), and second piston (10), the first piston are provided on the inside of cylinder (3)
(7) it is placed in the right side of second piston (10), and the left end outer wall of first piston (7) is mounted with diaphragm (6), the first piston
(7) upper and lower ends are equipped with second piston sealing (5), and communication port (11) are fixed on the inside of first piston (7), described to fill
Liquid chamber (12) is placed in the inner right side of cylinder (3), and the right end inner wall of cylinder (3) is equipped with oily end end cap (8), the oil end
The inside of end cap (8) is fixed with fixing port (14), and oil valve (13), the second piston are mounted on the inside of fixing port (14)
(10) upper and lower ends are provided with first piston sealing (4).
2. a kind of piston diaphragm formula accumulator according to claim 1, it is characterised in that: the lateral shaft of the air valve (1)
The transverse axis of line and gas end end cap (2) is at the same level, and the cross-sectional width of gas end end cap (2) and the section of oily end end cap (8) are wide
It spends equal.
3. a kind of piston diaphragm formula accumulator according to claim 1, it is characterised in that: the inner wall of the cylinder (3) with
First piston fits on the outside of (7), and first piston (7) and second piston (10) are symmetrical about the central axes of cylinder (3).
4. a kind of piston diaphragm formula accumulator according to claim 1, it is characterised in that: the right side of the diaphragm (6) with
To fit closely between the left side of first piston (7), and the section semicircular in shape structure of diaphragm (6).
5. a kind of piston diaphragm formula accumulator according to claim 1, it is characterised in that: the oil end end cap (8) is cut
The center of circle of circle where face and the center of circle of circle where the section of fixing port (14) coincide, and between oily end end cap (8) and cylinder (3)
To be fixedly connected.
6. a kind of piston diaphragm formula accumulator according to claim 1, it is characterised in that: the lateral shaft of the oil valve (13)
Line and the transverse axis of fixing port (14) coincide, and fixing port (14) is tied by injection molding with oily end end cap (8) being integrally formed
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821277115.5U CN208565091U (en) | 2018-08-09 | 2018-08-09 | A kind of piston diaphragm formula accumulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821277115.5U CN208565091U (en) | 2018-08-09 | 2018-08-09 | A kind of piston diaphragm formula accumulator |
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| Publication Number | Publication Date |
|---|---|
| CN208565091U true CN208565091U (en) | 2019-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821277115.5U Active CN208565091U (en) | 2018-08-09 | 2018-08-09 | A kind of piston diaphragm formula accumulator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110594573A (en) * | 2019-09-10 | 2019-12-20 | 中国空气动力研究与发展中心超高速空气动力研究所 | Low-pressure gas storage device |
| CN112648243A (en) * | 2019-10-10 | 2021-04-13 | 湖北优软商用车悬架有限公司 | Double-acting energy accumulator |
-
2018
- 2018-08-09 CN CN201821277115.5U patent/CN208565091U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110594573A (en) * | 2019-09-10 | 2019-12-20 | 中国空气动力研究与发展中心超高速空气动力研究所 | Low-pressure gas storage device |
| CN112648243A (en) * | 2019-10-10 | 2021-04-13 | 湖北优软商用车悬架有限公司 | Double-acting energy accumulator |
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