CN201953727U - Bag type energy accumulator - Google Patents
Bag type energy accumulator Download PDFInfo
- Publication number
- CN201953727U CN201953727U CN2011200736820U CN201120073682U CN201953727U CN 201953727 U CN201953727 U CN 201953727U CN 2011200736820 U CN2011200736820 U CN 2011200736820U CN 201120073682 U CN201120073682 U CN 201120073682U CN 201953727 U CN201953727 U CN 201953727U
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- China
- Prior art keywords
- housing
- ring
- hydraulic pressure
- fuel tap
- pressure fuel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model discloses a bag type energy accumulator, which comprises a casing, wherein a sealed capsule is arranged at the upper part of an inner cavity of the casing, the top and the bottom of the casing are respectively provided with through holes, the top of the capsule is provided with an inflating valve, the inflating valve passes through the through hole formed at the top of the casing to extend out of the casing and is sealed and fixed with the casing, the bottom of the casing is provided with a hydraulic oil valve, the hydraulic oil valve passes through the through hole formed at the bottom of the casing to extend out of the casing and is sealed and fixed with the casing, and the casing is made of stainless steel materials. The casing and pressure bearing components of the bag type energy accumulator are made of stainless steel materials, the bag type energy accumulator has good anti-corrosion performance and mechanical performance and can be applied to hydraulic systems in mechanical equipment used in various severe environments, the safety of the energy accumulator is greatly improved, the service life of the energy accumulator is greatly prolonged, and the application requirements of various special occasions are met.
Description
Technical field
The utility model relates to the technical field of accumulator, particularly a kind of bladder type hydropneumatic accumulator that adopts the stainless steel manufacturing, can use under various rugged environment.
Background technique
Hydraulic system be a kind of with fluid as working medium, utilize fluid pressure can and the device by the work of the operating hydraulically operated actuator of annexes such as control valve.When operation, hydraulic system increases or reduces active force by changing pressure, thus the control mechanism operation.And in the quick variation of hydraulic load, be easy to generate hydraulic pulsation, form impact phenomenon and produce noise and vibrations thus; In this simultaneously, hydraulic system often needs to improve rapidly at short notice or reduce pressure, adapts to the variation of extraneous load.Therefore, bladder type hydropneumatic accumulator becomes requisite vitals in the hydraulic system.Bladder type hydropneumatic accumulator can store the excess energy of hydraulic system, and discharges when hydraulic work system again, both can reduce pulsation, reduce noise, can save a large amount of energy again.Should also arise at the historic moment by these various types of bladder type hydropneumatic accumulators.Its main pressure restraining element material of existing bladder type hydropneumatic accumulator generally selects for use carbon steel or alloy material to make, and is that the utility model patent of CN2764984Y discloses a kind of bag type accumulator as notification number, and this accumulator comprises seal arrangement and lifting device; The sealing device comprises guide sleeve, guide rod, guide sleeve sealing and inclined-plane sealing; This guide rod top lengthening; This guide sleeve sealing is arranged on the guide rod top; The inclined-plane sealing is arranged on the inclined-plane of guide rod 24 degree, clamping cap is set tightens; This lifting device comprises lifting cap and dustproof bolt.Carbon steel or alloy material are corroded easily, under some bad working environment, by reducing greatly in its Security of bladder type hydropneumatic accumulator and working life that carbon steel or alloy material are made, can't be suitable under some particular surroundingss.
Summary of the invention
Technical problem to be solved in the utility model is the present situation at prior art, and a kind of made by stainless steel material, bladder type hydropneumatic accumulator that can effectively improve pressure vessel safety, prevent the pressure restraining element corrosion, prolong its working life is provided.
The utility model solves the problems of the technologies described above the technological scheme that is adopted: a kind of bladder type hydropneumatic accumulator, comprise housing, housing inner chamber top is provided with Packed capsule, case top and bottom are shaped on through hole respectively, the capsule top is provided with gas charging valve, the through hole that gas charging valve passes case top stretches out outside, and with housing sealing and fixing mutually, housing bottom is provided with the hydraulic pressure fuel tap, the through hole that the hydraulic pressure fuel tap passes housing bottom stretches out outside, and with housing sealing and fixing mutually, housing is made with stainless steel material.
For optimizing technique scheme, the measure of taking also comprises:
Above-mentioned gas charging valve arranged outside has valve seat, be provided with filler ring between valve seat and the housing, be provided with first pressure ring between the filler ring and the case top through hole outside, be provided with first supporting ring between filler ring and the case top through hole inboard, be provided with first rubber ring between filler ring bottom outer side wall and the housing madial wall.Valve seat, filler ring, first pressure ring and first supporting ring can make gas charging valve closely fixing mutually with housing, and first rubber ring can make between filler ring and the housing and seal.
Be provided with an O RunddichtringO between above-mentioned filler ring and the case top through-hole wall, an O RunddichtringO is between first pressure ring and first supporting ring, and the outer side wall that valve seat is positioned at the filler ring over top is provided with first set screw nut.The one O RunddichtringO can allow and seal between filler ring and the case top through hole, and first set screw nut can clamp valve seat and gas charging valve, makes it fixing more stable.
Be provided with packing ring between above-mentioned gas charging valve top and the valve seat, be provided with the 3rd O RunddichtringO between valve seat bottom outer side wall and the filler ring.Seal by packing ring between gas charging valve and the valve seat, seal by the 3rd O RunddichtringO between valve seat and the filler ring.Thus, housing top makes sealing fully between gas charging valve, valve seat, filler ring and the housing by packing ring, an O RunddichtringO, the 3rd O RunddichtringO, first rubber ring.
Be provided with second pressure ring between the above-mentioned hydraulic pressure fuel tap and the housing bottom through hole outside, be provided with second supporting ring between hydraulic pressure fuel tap and the housing bottom through hole inboard, be provided with second rubber ring between hydraulic pressure fuel tap top outer wall and the housing madial wall.Second pressure ring and second supporting ring can make hydraulic pressure fuel tap, second supporting ring and housing closely fixing, and second rubber ring can allow hydraulic pressure fuel tap, second supporting ring and housing seal.
Be provided with the 2nd O RunddichtringO between above-mentioned hydraulic pressure fuel tap and the housing bottom through-hole wall, the 2nd O RunddichtringO is between second pressure ring and second supporting ring, and the outer side wall that the hydraulic oil valve is positioned at below, second pressure ring bottom is provided with second set screw nut.The 2nd O RunddichtringO can make and keep sealing between hydraulic pressure fuel tap and the housing bottom through-hole wall, and second set screw nut energy clamping hydraulic fuel tap makes it fixing more stable.
Be provided with spool in the above-mentioned hydraulic pressure fuel tap, the spool outside is arranged with spring, and the spool bottom is provided with piston, and the piston arranged outside has sealing nut.The position that spring can make the spool of hydraulic pressure fuel tap stay open.
Above-mentioned gas charging valve top outer is provided with protective cap.Protective cap can prevent that gas charging valve is subjected to improper external force and damages, and avoids foreign matters such as dust to enter simultaneously.
Above-mentioned hydraulic pressure fuel tap bottom is provided with flange ring, and the outer side wall that the hydraulic oil valve is positioned at the flange ring top is provided with screw plug.Accumulator can be connected and fixed by flange ring and hydraulic system.Accumulator can be emitted hydraulic oil by screw plug in the chamber, be convenient to accumulator is dismantled and keeped in repair, and simultaneously if necessary, the setting pressure table also can be come as a reserved opening in the screw plug present position, and the accumulator oil pressure is monitored.
Compared with prior art, its housing of bladder type hydropneumatic accumulator of the present utility model and pressure restraining element are made by stainless steel material, have good corrosion resistance and mechanical property, on the hydraulic system in the machinery that can be applied to use under the various rugged environment, improve the Security and the working life of accumulator greatly, satisfy the application demand of various extraordinary occasions; Be provided with multi-sealed device between housing and gas charging valve and the hydraulic pressure fuel tap, make the good airproof performance of accumulator, be difficult for taking place situations such as gas leak of the oil leakage.
Description of drawings
Fig. 1 is the utility model embodiment's a half section structural representation.
Embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
As shown in Figure 1, figure grade is described as follows: housing 1, capsule 2, gas charging valve 3, an O RunddichtringO 31, first supporting ring 32, first pressure ring 33, first rubber ring 34, first set screw nut 35, filler ring 36, valve seat 37, packing ring 38, the 3rd O RunddichtringO 39, hydraulic pressure fuel tap 4, spool 41, spring 42, piston 43, sealing nut 44, the 2nd O RunddichtringO 45, second supporting ring 46, second pressure ring 47, second rubber ring 48, second set screw nut 49, protective cap 5, screw plug 6, flange ring 7.
A kind of bladder type hydropneumatic accumulator of the utility model most preferred embodiment, comprise housing 1, housing 1 inner chamber top is provided with Packed capsule 2, housing 1 top and bottom are shaped on through hole respectively, and capsule 2 tops are provided with gas charging valve 3, and the through hole that gas charging valve 3 passes housing 1 top stretches out housing 1 outside, and with housing 1 sealing and fixing mutually, housing 1 bottom is provided with hydraulic pressure fuel tap 4, and the through hole that hydraulic pressure fuel tap 4 passes housing 1 bottom stretches out housing 1 outside, and with housing 1 sealing and fixing mutually.Housing 1 selects for use the austenite stainless steel seamless steel tube to make, good mechanical performance, and tensile strength Rm 〉=480MPa, yield strength Rel 〉=175MPa, elongation percentage At 〉=35% can satisfy the application demand of various extraordinary occasions.
Gas charging valve 3 arranged outside have valve seat 37, be provided with filler ring 36 between valve seat 37 and the housing 1, be provided with first pressure ring 33 between the filler ring 36 and the through hole outside, housing 1 top, be provided with first supporting ring 32 between filler ring 36 and the through hole inboard, housing 1 top, be provided with first rubber ring 34 between filler ring 36 bottom outer side walls and housing 1 madial wall.Valve seat 37, filler ring 36, first pressure ring 33 and first supporting ring 32 can allow gas charging valve 3 closely fixing mutually with housing 1, and first rubber ring 34 can allow and seal between filler ring 36 and the housing 1.
Be provided with an O RunddichtringO 31, the one O RunddichtringOs 31 between filler ring 36 and the housing 1 top through-hole wall between first pressure ring 33 and first supporting ring 32, the outer side wall that valve seat 37 is positioned at filler ring 36 over top is provided with first set screw nut 35.The one O RunddichtringO 31 can allow and seal between filler ring 36 and the housing 1 top through hole, and first set screw nut 35 can clamp valve seat 37 and gas charging valve 3, makes it fixing more stable.
Be provided with packing ring 38 between gas charging valve 3 tops and the valve seat 37, be provided with the 3rd O RunddichtringO 39 between valve seat 37 bottom outer side walls and the filler ring 36.Seal by packing ring 38 between gas charging valve 3 and the valve seat 37, seal by the 3rd O RunddichtringO 39 between valve seat 37 and the filler ring 36.Thus, housing 1 top makes sealing fully between gas charging valve 3, valve seat 37, filler ring 36 and the housing 1 by packing ring 38, an O RunddichtringO 31, the 3rd O RunddichtringO 39, first rubber ring 34.
Be provided with second pressure ring 47 between the hydraulic pressure fuel tap 4 and the housing 1 bottom through-hole outside, be provided with second supporting ring 46 between hydraulic pressure fuel tap 4 and the housing 1 bottom through-hole inboard, be provided with second rubber ring 48 between hydraulic pressure fuel tap 4 top outer walls and housing 1 madial wall.Second pressure ring 47 and second supporting ring 46 can make hydraulic pressure fuel tap 4, second supporting ring 46 closely fix with housing 1, and second rubber ring 48 can allow hydraulic pressure fuel tap 4, second supporting ring 46 seal with housing 1.
Be provided with the 2nd O RunddichtringO 45 between hydraulic pressure fuel tap 4 and the housing 1 bottom through-hole wall, the 2nd O RunddichtringO 45 is between second pressure ring 47 and second supporting ring 46, and the outer side wall that hydraulic pressure fuel tap 4 is positioned at below, second pressure ring, 47 bottoms is provided with second set screw nut 49.The 2nd O RunddichtringO 45 can make and keep sealing between hydraulic pressure fuel tap 4 and the housing 1 bottom through-hole wall, and second set screw nut, 49 energy clamping hydraulic fuel taps 4 make it fixing more stable.
Be provided with spool 41 in the hydraulic pressure fuel tap 4, spool 41 outsides are arranged with spring 42, and spool 41 bottoms are provided with piston 43, and piston 43 arranged outside have sealing nut 44.The position that spring 42 can make the spool 41 of hydraulic pressure fuel tap 4 stay open.
Gas charging valve 3 top outer are provided with protective cap 5.Protective cap 5 can prevent that gas charging valve 3 is subjected to improper external force and damages, and avoids foreign matters such as dust to enter simultaneously.
Hydraulic pressure fuel tap 4 bottoms are provided with flange ring 7, and the outer side wall that hydraulic pressure fuel tap 4 is positioned at flange ring 7 tops is provided with screw plug 6.Accumulator can be connected and fixed by flange ring 7 and hydraulic system, accumulator can be emitted hydraulic oil by screw plug 6 in the chamber, be convenient to accumulator is dismantled and keeped in repair, simultaneously if necessary, the setting pressure table also can be come as a reserved opening in screw plug 6 present positions, and the accumulator oil pressure is monitored.
Working principle of the present utility model is as follows: the inner chamber of bladder type hydropneumatic accumulator is divided into two parts by capsule, charge into nitrogen in the capsule 2, charge into hydraulic oil between housing 1 and the capsule 2, when hydraulic system is pressed into accumulator by oil hydraulic pump with hydraulic oil, capsule 2 is with regard to compressive deformation, nitrogen volume with pressure in the capsule 2 increases and reduces, and hydraulic oil is progressively stored; When hydraulic work system need increase hydraulic oil, accumulator was just discharged hydraulic oil, and the energy of hydraulic system is compensated.
Compared with prior art, its housing 1 of bladder type hydropneumatic accumulator of the present utility model and pressure restraining element are made by stainless steel material, have good corrosion resistance and mechanical property, on the hydraulic system in the machinery that can be applied to use under the various rugged environment, improve the Security and the working life of accumulator greatly, satisfy the application demand of various extraordinary occasions; Be provided with multi-sealed device between housing 1 and gas charging valve 3 and the hydraulic pressure fuel tap 4, make the good airproof performance of accumulator, be difficult for taking place situations such as gas leak of the oil leakage.
Most preferred embodiment of the present utility model is illustrated, and various variations or the remodeling made by those of ordinary skills can not break away from scope of the present utility model.
Claims (9)
1. bladder type hydropneumatic accumulator, comprise housing (1), it is characterized in that: described housing (1) inner chamber top is provided with Packed capsule (2), housing (1) top and bottom are shaped on through hole respectively, described capsule (2) top is provided with gas charging valve (3), the through hole that described gas charging valve (3) passes housing (1) top stretches out housing (1) outside, and with housing (1) sealing and fixing mutually, housing (1) bottom is provided with hydraulic pressure fuel tap (4), the through hole that described hydraulic pressure fuel tap (4) passes housing (1) bottom stretches out housing (1) outside, and with housing (1) sealing and fixing mutually, described housing (1) is made with stainless steel material.
2. a kind of bladder type hydropneumatic accumulator according to claim 1, it is characterized in that: described gas charging valve (3) arranged outside has valve seat (37), be provided with filler ring (36) between described valve seat (37) and the housing (1), be provided with first pressure ring (33) between the described filler ring (36) and housing (1) the top through hole outside, be provided with first supporting ring (32) between filler ring (36) and the through hole inboard, housing (1) top, be provided with first rubber ring (34) between filler ring (36) bottom outer side wall and housing (1) madial wall.
3. a kind of bladder type hydropneumatic accumulator according to claim 2, it is characterized in that: be provided with an O RunddichtringO (31) between described filler ring (36) and housing (1) the top through-hole wall, a described O RunddichtringO (31) is positioned between first pressure ring (33) and first supporting ring (32), and the outer side wall that described valve seat (37) is positioned at filler ring (36) over top is provided with first set screw nut (35).
4. a kind of bladder type hydropneumatic accumulator according to claim 3, it is characterized in that: be provided with packing ring (38) between described gas charging valve (3) top and the valve seat (37), be provided with the 3rd O RunddichtringO (39) between described valve seat (37) bottom outer side wall and the filler ring (36).
5. a kind of bladder type hydropneumatic accumulator according to claim 4, it is characterized in that: be provided with second pressure ring (47) between the described hydraulic pressure fuel tap (4) and housing (1) the bottom through-hole outside, be provided with second supporting ring (46) between hydraulic pressure fuel tap (4) and housing (1) the bottom through-hole inboard, be provided with second rubber ring (48) between hydraulic pressure fuel tap (4) top outer wall and housing (1) madial wall.
6. a kind of bladder type hydropneumatic accumulator according to claim 5, it is characterized in that: be provided with the 2nd O RunddichtringO (45) between described hydraulic pressure fuel tap (4) and housing (1) the bottom through-hole wall, described the 2nd O RunddichtringO (45) is positioned between second pressure ring (47) and second supporting ring (46), and the outer side wall that hydraulic pressure fuel tap (4) is positioned at below, second pressure ring (47) bottom is provided with second set screw nut (49).
7. a kind of bladder type hydropneumatic accumulator according to claim 6, it is characterized in that: be provided with spool (41) in the described hydraulic pressure fuel tap (4), described spool (41) outside is arranged with spring (42), described spool (41) bottom is provided with piston (43), and described piston (43) arranged outside has sealing nut (44).
8. a kind of bladder type hydropneumatic accumulator according to claim 7 is characterized in that: described gas charging valve (3) top outer is provided with protective cap (5).
9. a kind of bladder type hydropneumatic accumulator according to claim 8 is characterized in that: described hydraulic pressure fuel tap (4) bottom is provided with flange ring (7), and the outer side wall that hydraulic pressure fuel tap (4) is positioned at flange ring (7) top is provided with screw plug (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200736820U CN201953727U (en) | 2011-03-17 | 2011-03-17 | Bag type energy accumulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200736820U CN201953727U (en) | 2011-03-17 | 2011-03-17 | Bag type energy accumulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201953727U true CN201953727U (en) | 2011-08-31 |
Family
ID=44497839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200736820U Expired - Lifetime CN201953727U (en) | 2011-03-17 | 2011-03-17 | Bag type energy accumulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201953727U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102086891A (en) * | 2011-03-17 | 2011-06-08 | 严啸伟 | Bag type energy accumulator |
| CN103016428A (en) * | 2013-01-06 | 2013-04-03 | 辽宁省电力有限公司铁岭供电公司 | Air bleeder for accumulator |
-
2011
- 2011-03-17 CN CN2011200736820U patent/CN201953727U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102086891A (en) * | 2011-03-17 | 2011-06-08 | 严啸伟 | Bag type energy accumulator |
| CN103016428A (en) * | 2013-01-06 | 2013-04-03 | 辽宁省电力有限公司铁岭供电公司 | Air bleeder for accumulator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110831 Effective date of abandoning: 20130227 |
|
| RGAV | Abandon patent right to avoid regrant |