CN215567876U - Voltage-stabilizing energy storage system for automatic gearbox of light and medium-sized commercial vehicle - Google Patents
Voltage-stabilizing energy storage system for automatic gearbox of light and medium-sized commercial vehicle Download PDFInfo
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- CN215567876U CN215567876U CN202121691177.2U CN202121691177U CN215567876U CN 215567876 U CN215567876 U CN 215567876U CN 202121691177 U CN202121691177 U CN 202121691177U CN 215567876 U CN215567876 U CN 215567876U
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
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Abstract
The utility model relates to a pressure-stabilizing energy storage system for an automatic gearbox of a light and medium-sized commercial vehicle, which is characterized by comprising an air storage cylinder, wherein an air inlet communicated with an air outlet of an air compressor is formed in an air inlet end of the air storage cylinder, an air outlet communicated with an air inlet end of an actuating mechanism is formed in the air outlet end of the air storage cylinder, and a one-way valve and a pressure limiting valve are simultaneously installed at the front end of the air inlet of the air storage cylinder. The pressure stabilizing and energy storing system for the automatic gearbox of the light and medium-sized commercial vehicle has a scientific and reasonable structural design, and the problem that the reliability and the stability of an actuating mechanism are reduced due to unstable working air pressure is solved by using the one-way valve and the pressure limiting valve at the front air inlet end of the air storage cylinder; meanwhile, the problem that an actuating mechanism fails due to the fact that the air pressure system of the whole vehicle is abnormal or the air pressure is reduced too fast is solved, and the requirements for the reliability and the stability of the AMT of the medium and light trucks are met.
Description
Technical Field
The utility model relates to the technical field of automobile air supply systems, in particular to a voltage-stabilizing energy storage system for an automatic gearbox of a light and medium-sized commercial vehicle.
Background
The automatic transmission has the advantages of high transmission efficiency of the manual transmission reserved by the AMT, and the comfort of automatic gear shifting operation is realized, so that the automatic transmission becomes a preferred target of the automatic transmission technology of the commercial vehicle. According to the difference of power supply, AMT can divide into three kinds of hydraulic formula, electrodynamic type, pneumatic type, and current commercial car generally adopts pneumatic type AMT, and pneumatic type AMT includes air feed portion and actuating mechanism, and stable AMT air feed air supply is the prerequisite of the normal work of guarantee AMT actuating mechanism.
At present, an energy storage system of a light card and a medium card which are provided with an AMT (automated mechanical transmission) does not have effective pressure stabilization control on system pressure configuration, and when the air pressure of a whole vehicle system is abnormal, the air pressure inside the energy storage system is easy to be unstable due to the action of pressure difference, and the working reliability and stability of an execution mechanism are influenced due to large air pressure fluctuation.
Disclosure of Invention
The utility model aims to provide a voltage-stabilizing energy storage system for an automatic gearbox of a light and medium-sized commercial vehicle, which improves the working reliability and stability of an actuating mechanism by adding effective air pressure control to the conventional energy storage system.
In order to solve the problems, the technical scheme adopted by the utility model is as follows:
the pressure stabilizing and energy storing system for the automatic gearbox of the light and medium-sized commercial vehicle is characterized by comprising an air storage cylinder, wherein an air inlet communicated with an air outlet end of an air compressor is formed in an air inlet end of the air storage cylinder, an air outlet communicated with an air inlet end of an actuating mechanism is formed in an air outlet end of the air storage cylinder, and a one-way valve and a pressure limiting valve are simultaneously installed at the front end of the air inlet of the air storage cylinder.
The front end of the air inlet of the air cylinder is sequentially connected with a one-way valve and a pressure limiting valve in series along the air inlet direction.
The check valve is connected with the pressure limiting valve through a first connecting joint, and the pressure limiting valve is connected with an air inlet of the air cylinder through a second connecting joint.
The front end of the air inlet of the air cylinder is sequentially connected with a pressure limiting valve and a one-way valve in series along the air inlet direction.
The pressure limiting valve is connected with the one-way valve through a first connecting joint, and the one-way valve is connected with an air inlet of the air cylinder through a second connecting joint.
The whole vehicle air pressure is 8.5bar or 10 bar.
The maximum gas pressure of the pressure-limiting valve 3 is 7.5 bar.
The pressure stabilizing and energy storing system for the automatic gearbox of the light and medium-sized commercial vehicle has a scientific and reasonable structural design, the one-way valve and the pressure limiting valve are simultaneously used at the air inlet front end of the air storage cylinder, and when the whole vehicle system is abnormal or the air pressure drops too fast, the air pressure of the pressure stabilizing system is not influenced by the air pressure, so that the problems of reliability and stability reduction of an actuating mechanism caused by unstable working air pressure are solved; meanwhile, the problem that an actuating mechanism fails due to the fact that the air pressure system of the whole vehicle is abnormal or the air pressure is reduced too fast is solved, and the requirements for the reliability and the stability of the AMT of the medium and light trucks are met.
Drawings
FIG. 1: the schematic diagram of the voltage stabilizing and energy storing system for the automatic gearbox of the light and medium-sized commercial vehicle in the embodiment I is shown.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
The pressure stabilizing and energy storing system for the automatic gearbox of the light and medium-sized commercial vehicle comprises an air cylinder 5 with a water drain valve 6, wherein an air inlet 51 communicated with an air outlet of an air compressor is formed in an air inlet end of the air cylinder 5, an air outlet 52 communicated with an air inlet of an actuating mechanism is formed in an air outlet end of the air cylinder 5, a one-way valve 1 and a pressure limiting valve 3 are sequentially connected in series at the front end of the air inlet 51 of the air cylinder 5 along an air inlet direction, the one-way valve 1 is connected with the pressure limiting valve 3 through a first connecting joint 2, and the pressure limiting valve 3 is connected with the air inlet 51 of the air cylinder 5 through a second connecting joint 4. The whole vehicle air pressure is 8.5bar or 10bar, and the highest air pressure of the pressure limiting valve 3 is 7.5 bar.
The design principle and the air path trend control process of the voltage-stabilizing energy storage system for the automatic gearbox of the light and medium-sized commercial vehicle are as follows:
the air pressure of the system is 8.5bar or 10bar, air flow firstly enters through a valve air inlet 11 of a one-way valve 1, then enters through a first connecting joint 2 into an air inlet of a pressure limiting valve 3, and then enters through a second connecting joint 4 into an air inlet 51 of an air storage cylinder 5, in the process, the one-way valve 1 limits the backflow of air inside the air storage cylinder 5, and the pressure limiting valve 3 sets the highest air pressure entering the air storage cylinder 5 to be 7.5 bar.
Example two
The pressure stabilizing and energy storing system for the automatic gearbox of the light and medium-sized commercial vehicle comprises an air cylinder 5 with a water drain valve 6, wherein an air inlet 51 communicated with an air outlet of an air compressor is formed in an air inlet end of the air cylinder 5, an air outlet 52 communicated with an air inlet end of an actuating mechanism is formed in an air outlet end of the air cylinder 5, a pressure limiting valve 3 and a one-way valve 1 are sequentially connected in series at the front end of the air inlet 51 of the air cylinder 5 along the air inlet direction, the pressure limiting valve 3 is connected with the one-way valve 1 through a first connecting joint 2, and the one-way valve 1 is connected with the air inlet 51 of the air cylinder 5 through a second connecting joint 4. The whole vehicle air pressure is 8.5bar or 10bar, and the highest air pressure of the pressure limiting valve 3 is 7.5 bar.
According to the pressure stabilizing and energy storing system for the automatic gearbox of the light and medium-sized commercial vehicle, the problems that the air pressure fluctuation range is large and the stability is affected due to an infinite pressure valve are solved, and the problems that the system is abnormal or the air pressure drops too fast and an actuating mechanism fails due to the fact that no one-way valve exists are solved.
The utility model discloses a voltage-stabilizing energy storage system for an automatic gearbox of a light and medium-sized commercial vehicle, which has the following beneficial effects:
1. the check valve limits gas backflow, when the air pressure of the whole vehicle system is lower than 7.5bar, the air pressure in the energy storage system is kept unchanged at 7.5bar under the condition of nonuse due to the action of the check valve, and the working reliability of the actuating mechanism is guaranteed.
2. When the energy storage system is in use, the existence of the 7.5bar pressure limiting valve can ensure that the working air pressure of the energy storage system is maintained at 7.5bar +/-0.5 bar, and when the pressure is too low, the air pressure of the whole vehicle system which is as high as 8.5bar or 10bar can supplement air for the energy storage system in time, so that the set air pressure is maintained.
In summary, although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes and modifications can be made by those skilled in the art without departing from the spirit and scope of the utility model.
Claims (6)
1. The pressure stabilizing and energy storing system for the automatic gearbox of the light and medium-sized commercial vehicle is characterized by comprising an air storage cylinder, wherein an air inlet communicated with an air outlet end of an air compressor is formed in an air inlet end of the air storage cylinder, an air outlet communicated with an air inlet end of an actuating mechanism is formed in an air outlet end of the air storage cylinder, and a one-way valve and a pressure limiting valve are simultaneously installed at the front end of the air inlet of the air storage cylinder.
2. The pressure stabilizing and energy storing system for the automatic transmission of the light and medium commercial vehicle as claimed in claim 1,
the front end of the air inlet of the air cylinder is sequentially connected with a one-way valve and a pressure limiting valve in series along the air inlet direction.
3. The pressure stabilizing and energy storing system for the automatic transmission of the light and medium commercial vehicle as claimed in claim 2,
the check valve is connected with the pressure limiting valve through a first connecting joint, and the pressure limiting valve is connected with an air inlet of the air cylinder through a second connecting joint.
4. The pressure stabilizing and energy storing system for the automatic transmission of the light and medium commercial vehicle as claimed in claim 1,
the front end of the air inlet of the air cylinder is sequentially connected with a pressure limiting valve and a one-way valve in series along the air inlet direction.
5. The pressure stabilizing and energy storing system for the automatic transmission of the light and medium commercial vehicle as claimed in claim 4,
the pressure limiting valve is connected with the one-way valve through a first connecting joint, and the one-way valve is connected with an air inlet of the air cylinder through a second connecting joint.
6. The pressure stabilizing and energy storing system for the automatic transmission of the light and medium commercial vehicle as claimed in claim 1,
the air pressure of the whole vehicle is 8.5bar or 10 bar;
the maximum pressure of the pressure limiting valve is 7.5 bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121691177.2U CN215567876U (en) | 2021-07-24 | 2021-07-24 | Voltage-stabilizing energy storage system for automatic gearbox of light and medium-sized commercial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121691177.2U CN215567876U (en) | 2021-07-24 | 2021-07-24 | Voltage-stabilizing energy storage system for automatic gearbox of light and medium-sized commercial vehicle |
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| Publication Number | Publication Date |
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| CN215567876U true CN215567876U (en) | 2022-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121691177.2U Active CN215567876U (en) | 2021-07-24 | 2021-07-24 | Voltage-stabilizing energy storage system for automatic gearbox of light and medium-sized commercial vehicle |
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| CN (1) | CN215567876U (en) |
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2021
- 2021-07-24 CN CN202121691177.2U patent/CN215567876U/en active Active
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Address after: No.99 Fushan Road, Laiyang Economic Development Zone, Yantai City, Shandong Province Patentee after: Weichai New Energy Commercial Vehicle Co.,Ltd. Address before: No.99 Fushan Road, Laiyang Economic Development Zone, Yantai City, Shandong Province Patentee before: Shandong Automobile Manufacturing Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |