CN217783883U

CN217783883U - Novel multistage diaphragm type energy accumulator

Info

Publication number: CN217783883U
Application number: CN202221442073.2U
Authority: CN
Inventors: 董海健; 张志平; 金胜利
Original assignee: Hangzhou Ouke Hydraulic Technology Co ltd
Current assignee: Hangzhou Ouke Hydraulic Technology Co ltd
Priority date: 2022-06-07
Filing date: 2022-06-07
Publication date: 2022-11-11
Anticipated expiration: 2032-06-07

Abstract

The utility model provides a novel multistage diaphragm type energy storage ware relates to energy storage ware technical field, this novel multistage diaphragm type energy storage ware, including epitheca, inferior valve and main diaphragm, main diaphragm is fixed in between epitheca and the inferior valve, and the epitheca lateral wall is connected with the air duct, and the inferior valve lateral wall is connected with the catheter, main diaphragm outer wall is equipped with vice diaphragm, the inner wall of air duct just is close to tip department and is fixed with hemispherical closing membrane and closing ball, and the center department of closing membrane has seted up the gas charging port, and the biggest external diameter of closing ball is greater than the internal diameter of gas charging port, and this novel multistage diaphragm type energy storage ware realizes multistage sealing, can effectively guarantee the gas tightness of this energy storage ware, does benefit to and stabilizes this energy storage effect, and simple structure simultaneously, the maintenance cost is low, and the vice diaphragm of setting makes one side that main diaphragm is close to the catheter form the saccular cavity, and when main diaphragm is inside aerifyd and reach the extreme value, can fill the inner wall of the vice diaphragm compression of interference inflation inferior valve that swells with it, does benefit to improve the energy storage effect rather than the cooperation.

Description

Novel multistage diaphragm type energy accumulator

Technical Field

The utility model relates to an energy storage ware technical field specifically is a novel multistage diaphragm type energy storage ware.

Background

An accumulator is an energy storage device in a hydropneumatic system. The energy in the system is converted into compression energy or potential energy to be stored at a proper time, and when the system needs the energy, the compression energy or the potential energy is converted into hydraulic energy or air pressure and the like to be released, and the energy is supplied to the system again. When the instantaneous pressure of the system is increased, the energy of the system can be absorbed to ensure that the pressure of the whole system is normal.

The hydraulic accumulator is mainly composed of a hydraulic component and a gas component with an airtight separation element. The fluid portion is connected to the hydraulic flow path. When the diaphragm type hydraulic energy accumulator works, firstly, the gas in the energy accumulator needs to be sufficiently filled through the gas guide pipe, and the gas is filled and then is sealed by the screw cap in the past, so that the method can still cause partial gas leakage to influence the subsequent energy storage effect

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a novel multistage diaphragm type energy storage ware has solved the sealed air duct of nut, and the gas tightness is not good, influences the problem of energy storage effect.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a novel multistage diaphragm type energy storage ware, includes epitheca, inferior valve and main diaphragm, and main diaphragm is fixed in between epitheca and the inferior valve, and the epitheca lateral wall is connected with the air duct, and the inferior valve lateral wall is connected with the catheter, main diaphragm outer wall is equipped with vice diaphragm, the inner wall of air duct just is close to tip department and is fixed with hemispherical closing film and closing ball, and the center department of closing film has seted up the inflation inlet, and the maximum external diameter of closing ball is greater than the internal diameter of inflation inlet, the tip threaded connection of air duct has the barrel of one end closure, and the inner wall of barrel is fixed with the rubber ring of conflict air duct, and the internal diameter of rubber ring is greater than the internal diameter of inflation inlet and is less than the maximum external diameter of closing ball.

Furthermore, the auxiliary diaphragm is positioned on one side of the main diaphragm, which is far away from the gas guide tube, gas is filled in a cavity formed by the main diaphragm and the auxiliary diaphragm, the gas in the cavity is pressurized, but the pressure is smaller than the gas pressure in the upper shell, one side of the main diaphragm, which is close to the liquid guide tube, forms a bag-shaped cavity by arranging the auxiliary diaphragm, when the gas filled in the main diaphragm reaches a limit value, the swollen auxiliary diaphragm can be compressed to fill the inner wall of the lower shell and is in interference fit with the swollen auxiliary diaphragm, the energy storage effect is favorably improved, and meanwhile, when the gas pressure in the main diaphragm is gradually reduced, the volume of the swollen auxiliary diaphragm can compensate the gas effect partially leaked, and the service time of the energy accumulator is prolonged.

Furthermore, an air valve is arranged on the main diaphragm, a sealing cap is connected to the air valve in a threaded mode, and the air pressure of air in the auxiliary diaphragm can be controlled through the air valve.

Furthermore, a reinforcing ring is fixed on the outer wall of the sealing film at the position of the air inflation opening, so that the pressure of the sealing ball on the position of the air inflation opening of the sealing film is reduced.

Furthermore, one end of the closed opening of the screw cylinder is hemispherical.

Furthermore, the closed ball is of a spherical structure with hollow interior and light weight, and a short rope is connected between the closed ball and the air duct.

(III) advantageous effects

The utility model provides a novel multistage diaphragm type energy storage ware. The method has the following beneficial effects:

1. this novel multistage diaphragm type energy storage ware, when the air duct tip was sealed, the sealing ball removed to the inflation inlet under the atmospheric pressure effect, the sealing ball made the sealing membrane to keeping away from epitheca side deformation under the atmospheric pressure effect, and the rubber ring of contradicting, the rubber ring, sealing ball and sealing membrane mutually support, can seal once more to the air duct, simultaneously the rubber ring, mutually support between barrel and the air duct still has sealed effect, realize multistage sealing, can effectively guarantee the gas tightness of this energy storage ware, do benefit to and stabilize this energy storage effect, simple structure simultaneously, the maintenance cost is low.

2. This novel multistage diaphragm type energy storage ware forms saccular cavity through setting up one side that vice diaphragm made main diaphragm be close to the catheter, and when main diaphragm was inside aerifys and reaches the limiting value, can fill the inner wall of inferior valve with the vice diaphragm compression of tympaning, rather than interference fit, do benefit to and improve the energy storage effect, when the atmospheric pressure of disappointing in main diaphragm reduces gradually simultaneously, the gaseous effect that the part was revealed can be compensated to the vice diaphragm volume of tympaning, prolongs this energy storage ware live time.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the internal structure of the airway tube of the present invention.

In the figure: 1. an upper shell; 2. a lower case; 3. a main diaphragm; 4. an air duct; 5. a screw cylinder; 6. a sealing film; 7. closing the ball; 8. a rubber ring; 9. a reinforcing ring; 10. a secondary diaphragm; 11. an air valve; 12. and (5) sealing the cap.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The embodiment of the utility model provides a novel multistage diaphragm type energy accumulator, as shown in figure 1-2, comprising an upper shell 1, a lower shell 2 and a main diaphragm 3, wherein the main diaphragm 3 is fixed between the upper shell 1 and the lower shell 2, the side wall of the upper shell 1 is connected with an air duct 4, the side wall of the lower shell 2 is connected with a liquid guide pipe, the outer wall of the main diaphragm 3 is provided with an auxiliary diaphragm 10, the inner wall of the air duct 4 is fixed with a hemispherical closing membrane 6 and a closing ball 7 near the end part, the closing ball 7 is a hollow and light spherical structure, a short rope is connected between the closing ball 7 and the air duct 4, the center of the closing membrane 6 is provided with an air charging port, the outer wall of the closing membrane 6 at the air charging port is fixed with a reinforcing ring 9, the pressure of the closing ball 7 at the air charging port of the closing membrane 6 is reduced, the maximum outer diameter of the closing ball 7 is larger than the inner diameter of the air charging port, the end part of the air duct 4 is connected with a screw cylinder 5 with one end closed, one end that spiral shell 5 was closed is hemispherical, the inner wall of spiral shell 5 is fixed with the rubber ring 8 of contradicting air duct 4, the internal diameter of rubber ring 8 is greater than the internal diameter of inflation inlet and is less than the biggest external diameter of closing ball 7, when air duct 4 tip was sealed, closing ball 7 removed under the atmospheric pressure effect and carries out the one-level to it to inflation inlet department and seal, closing ball 7 makes closing membrane 6 to keeping away from upper shell 1 side deformation under the atmospheric pressure effect, and conflict rubber ring 8, closing ball 7 and closing membrane 6 mutually support, can carry out the second grade to air duct 4 and seal, rubber ring 8 simultaneously, mutually support between spiral shell 5 and air duct 4, can carry out tertiary sealing, the gas tightness of this energy accumulator can effectively be guaranteed in the multistage sealing, do benefit to and stabilize its energy storage effect, simple structure simultaneously, and low maintenance cost.

The auxiliary diaphragm 10 is positioned at one side of the main diaphragm 3 far away from the gas guide tube 4, the cavity formed by the main diaphragm 3 and the auxiliary diaphragm 10 is filled with gas, the gas in the cavity is pressurized, but the pressure is smaller than the gas pressure in the upper shell 1, the auxiliary diaphragm 10 is arranged to enable one side of the main diaphragm 3 close to the liquid guide tube to form a bag-shaped cavity, when the gas in the main diaphragm 3 reaches the limit value, the bulged auxiliary diaphragm 10 can be compressed to be filled on the inner wall of the lower shell 2 and is in interference fit with the inner wall of the lower shell 2, the energy storage effect is improved, and meanwhile, when the gas pressure in the main diaphragm 3 is gradually reduced, the volume of the bulged auxiliary diaphragm 10 can compensate the gas effect partially leaked, and the service time of the energy storage device is prolonged.

An air valve 11 is arranged on the main diaphragm 3, a sealing cap 12 is connected to the air valve 11 in a threaded mode, and the air pressure of air in the auxiliary diaphragm 10 can be controlled through the air valve 11.

The working principle is as follows: during the use, 4 tip of air duct are closed, and the closing ball 7 removes to gas filled port department under the atmospheric pressure effect and carries out the one-level to it and seals, and closing ball 7 makes the closing membrane 6 to keeping away from 1 side deformation of epitheca under the atmospheric pressure effect to conflict rubber ring 8, closing ball 7 and closing membrane 6 mutually support, can carry out the second grade to air duct 4 and seal, and rubber ring 8, mutually support between barrel 5 and the air duct 4 simultaneously, can carry out tertiary sealing, and the multistage is sealed can effectively guarantee the gas tightness of this energy storage ware.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel multistage diaphragm type energy storage ware, includes epitheca (1), inferior valve (2) and main diaphragm (3), and main diaphragm (3) are fixed in between epitheca (1) and inferior valve (2), and epitheca (1) lateral wall is connected with air duct (4), and inferior valve (2) lateral wall is connected with catheter, its characterized in that: the utility model discloses a spiral shell, including main diaphragm (3), air duct (4), tip department, the inner wall of air duct (4) is fixed with hemispherical closing membrane (6) and closing ball (7) just near the tip, and the center department of closing membrane (6) has seted up the inflation inlet, and the maximum external diameter of closing ball (7) is greater than the internal diameter of inflation inlet, the tip threaded connection of air duct (4) has screw barrel (5) that one end was closed, and the inner wall of screw barrel (5) is fixed with rubber ring (8) of contradicting air duct (4), and the internal diameter of rubber ring (8) is greater than the internal diameter of inflation inlet and is less than the maximum external diameter of closing ball (7).

2. The novel multistage diaphragm accumulator of claim 1, wherein: the auxiliary diaphragm (10) is positioned on one side of the main diaphragm (3) far away from the gas guide pipe (4), a cavity formed by the main diaphragm (3) and the auxiliary diaphragm (10) is filled with gas, and the gas in the cavity has pressure which is smaller than that of the gas in the upper shell (1).

3. The novel multistage diaphragm accumulator of claim 2, wherein: an air valve (11) is arranged on the main diaphragm (3), and a sealing cap (12) is connected to the air valve (11) in a threaded manner.

4. The novel multistage diaphragm accumulator of claim 1, wherein: and a reinforcing ring (9) is fixed on the outer wall of the sealing film (6) at the position of the air inflation opening.

5. The novel multistage diaphragm accumulator according to claim 1, wherein: one closed end of the screw cylinder (5) is hemispherical.

6. The novel multistage diaphragm accumulator of claim 1, wherein: the sealing ball (7) is of a hollow and light spherical structure, and a short rope is connected between the sealing ball (7) and the air duct (4).