CN212130958U - Piston energy storage ware on-line measuring device that motor transmission used - Google Patents
Piston energy storage ware on-line measuring device that motor transmission used Download PDFInfo
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- CN212130958U CN212130958U CN202020404847.7U CN202020404847U CN212130958U CN 212130958 U CN212130958 U CN 212130958U CN 202020404847 U CN202020404847 U CN 202020404847U CN 212130958 U CN212130958 U CN 212130958U
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Abstract
The utility model relates to a piston energy storage ware on-line measuring device that motor transmission used, include: oil tank (1), electronic fuel feed pump (2), fuel feeding pipe (3), overflow air-vent valve (4), overflow oil pipe (5), check valve (6), pressure sensor (7), second ooff valve (8), bleeder line (11), flowmeter (12), first ooff valve (13), its characterized in that: the electric oil supply pump (2) is arranged on an oil tank (1), an oil outlet of the electric oil supply pump (2) is connected with the oil supply pipe (3), and the oil supply pipe (3) comprises a first bypass, a second bypass and a third bypass which are connected in parallel; the utility model discloses an online test device mechanism simple manufacture, the cost is low, can equip the performance state who confirms the energy storage ware on the production line fast.
Description
Technical Field
The utility model relates to a check out test set especially relates to a piston energy storage ware on-line measuring device that motor transmission used.
Background
In the part industrialization process of the modern automobile industry, the energy accumulator components are required to be assembled and produced in batches. The accumulator supplies hydraulic pressure to an executing part inside the gearbox at the moment of starting the automobile, the efficiency requirements of sealing, pressure maintaining, pressure releasing and oil supplying are high, and the accumulator component is assembled by a piston cavity, an on-off valve and a one-way valve. If quality problems occur, vehicle setback can occur in the using process, rework can be called back, and adverse effects are caused. Therefore, before the assembly of the energy accumulator with a host, the performance test of the components of the energy accumulator needs to be carried out in the batch assembly production process, unqualified products are removed, the qualified products are assembled to a host factory, and how to conveniently, quickly and effectively carry out the test is a subject of research in the industry at present.
Disclosure of Invention
The utility model aims at providing a device that can on-line test, and can satisfy the simple manufacture of mechanism, the requirement that the cost is low to can equip the performance state who confirms the energy storage ware on the production line fast.
The technical scheme of the utility model provides a piston energy storage ware on-line measuring device that motor transmission used, include: the oil supply system comprises an oil tank, an electric oil supply pump, an oil supply pipe, an overflow pressure regulating valve, an overflow oil pipe, a one-way valve, a pressure sensor, a second switch valve, an oil drainage pipe, a flowmeter and a first switch valve, wherein the electric oil supply pump is arranged on the oil tank; wherein:
the first bypass is connected with an overflow oil pipe, an overflow pressure regulating valve is arranged on the overflow oil pipe), and the terminal of the overflow oil pipe is connected with an oil tank; the hydraulic pressure in the oil supply pipe is regulated and controlled through the overflow oil pipe and the overflow pressure regulating valve;
the second bypass is connected with an oil drainage pipe, a flow meter and a first switch valve are arranged on the oil drainage pipe, and the terminal of the oil drainage pipe is connected with an oil tank to drain hydraulic oil into the oil tank;
a check valve is arranged on the oil supply pipe between the first bypass and the second bypass;
a pressure sensor and a second switch valve are arranged on the third bypass; the terminal of the third bypass of the oil supply pipe is connected with the energy accumulator of the product to be tested, and the energy accumulator of the product to be tested is arranged on the test tool; and the second switch valve is used for controlling the hydraulic oil of the third bypass to be input into the accumulator of the product to be tested.
Further, the product energy accumulator to be tested is installed on the test tool.
Further, the pressure sensor feeds back the real-time hydraulic oil pressure
This practical beneficial effect: the utility model discloses an online test device mechanism simple manufacture, the cost is low, can equip the performance state who confirms the energy storage ware on the production line fast.
Drawings
FIG. 1 is a schematic diagram of an online testing device for a piston accumulator according to the present invention
FIG. 2 is a schematic diagram of an accumulator for a product under test according to the present invention;
FIG. 3 is a schematic diagram of an online testing system for piston accumulators according to the present invention;
wherein: 1-an oil tank, 2-an electric oil supply pump, 3-an oil supply pipe, 4-an overflow pressure regulating valve, 5-an overflow oil pipe, 6-a one-way valve, 7-a pressure sensor, 8-a second switch valve, 9-a product accumulator to be tested, 10-a clamping tool, 11-an oil drain pipe, 12-a flowmeter, 13-a first switch valve, 14-a piston mechanism, 15-an on-off valve and 16-a one-way valve inside the product accumulator to be tested.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present application, the following will explain the present application in further detail with reference to the accompanying drawings and examples.
The terms of orientation such as up, down, left, right, front, and rear in the present specification are established based on the positional relationship shown in the drawings. The corresponding positional relationship may also vary depending on the drawings, and therefore, should not be construed as limiting the scope of protection.
In the present application, the terms "mounting," "connecting," "fixing," and the like are to be understood in a broad sense, for example, they may be fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, intercommunicated, directly connected, indirectly connected through an intermediate medium, communicated inside two components, or interacting between two components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.
The following describes a specific embodiment of the present invention with reference to fig. 1 to 3.
As shown in fig. 1, an online testing device for a piston accumulator for an automobile transmission comprises: the device comprises an oil tank 1, an electric oil supply pump 2, an oil supply pipe 3, an overflow pressure regulating valve 4, an overflow oil pipe 5, a one-way valve 6, a pressure sensor 7, a second switch valve 8, a to-be-detected product energy accumulator 9, a clamping tool 10, an oil drainage pipe 11, a flowmeter 12 and a first switch valve 13; wherein:
the electric oil supply pump 2 is arranged on the oil tank 1, an oil suction port of the electric oil supply pump 2 extends into hydraulic oil of the oil tank 1, an oil outlet of the electric oil supply pump 2 is connected with the oil supply pipe 3, and the oil supply pipe 3 comprises a first bypass, a second bypass and a third bypass which are connected in parallel; wherein:
the first bypass is connected with an overflow oil pipe 5, an overflow pressure regulating valve 4 is arranged on the overflow oil pipe 5, and the terminal of the overflow oil pipe 5 is connected with the oil tank 1; the hydraulic pressure in the oil supply pipe 3 is regulated and controlled by the overflow oil pipe 5 and the overflow pressure regulating valve 4.
The second bypass is connected with an oil drainage pipe 11, a flow meter 12 and a first switch valve 13 are arranged on the oil drainage pipe 11, the oil drainage pipe 11 is connected with the oil tank 1 at the terminal, and hydraulic oil is drained into the oil tank 1.
A check valve 6 is provided in the oil supply pipe 3 between the first bypass and the second bypass.
A pressure sensor 7 and a second switch valve 8 are arranged on the third bypass; the terminal of the third bypass of the oil supply pipe 3 is connected with the energy accumulator 9 of the product to be tested, and the energy accumulator 9 of the product to be tested is installed on the testing tool 10. The second switch valve 8 is used for controlling the hydraulic oil of the third bypass to be input into the accumulator 9 of the product to be tested.
14-piston mechanism, 15-on-off valve, 16-one-way valve inside accumulator of product to be tested.
As shown in fig. 3, the accumulator 9 for products to be tested includes a piston mechanism 14, an on-off valve 15 and a check valve 16 inside the accumulator for products to be tested, and external hydraulic oil can be filled into the piston mechanism 14 through the check valve 16 inside the accumulator for products to be tested, and if the on-off valve 15 is not opened, the hydraulic oil inside the piston mechanism 14 is closed and cannot be discharged. The piston mechanism 14 supplies the internal hydraulic oil leakage only when the on-off valve 15 is open.
The example is an online testing device of a piston type energy accumulator for an automobile gearbox, and as shown in fig. 2, an energy accumulator 9 of a product to be tested is installed on a testing tool 10.
When testing the pressurize characteristic, electronic fuel feed pump 2 stretches into oil tank 1 through the oil absorption mouth, is connected to oil feed pipe 3 with the hydraulic oil-out.
The first bypass of the oil supply pipe 3 is connected with an overflow oil pipe 5, and an overflow valve pressure regulating 4 is arranged on the overflow oil pipe 5 to regulate the hydraulic pressure in the oil supply pipe 3;
a third bypass of the oil supply pipe 3 is connected with a pressure sensor 7, and the pressure sensor 7 feeds back real-time hydraulic oil pressure;
at this time, the first on-off valve 13 provided in the drain pipe 11 connected to the second bypass of the oil supply pipe 3 is closed, and the second on-off valve 8 is also closed in the third bypass of the oil supply pipe 3.
When the pressure of the hydraulic oil regulated by the overflow pressure regulating valve 4 meets a set pressure range, the second switch valve 8 is opened, the hydraulic oil is quickly input into the product accumulator 9 to be tested, and the piston cavity inside the product accumulator 9 to be tested is filled with the hydraulic oil. Then the electric oil supply pump 2 is closed, 5-8 seconds are waited, due to the effect of one-way sealing of the one-way valve 6 arranged on the oil supply pipe 3 between the first bypass and the second bypass, the pressure condition inside the energy accumulator 9 of the product to be detected can be monitored through the pressure sensor 7 arranged on the third bypass of the oil supply pipe 3, and the pressure maintaining capacity of the energy accumulator of the product to be detected can be judged according to the pressure change;
after the pressure maintaining characteristic is tested, the pressure relief response efficiency can be tested.
As shown in fig. 1, a first switch valve 13 arranged on an oil drainage pipe 11 connected with a second bypass of an oil supply pipe 3 is opened, then a switch valve on a product to be detected on an energy accumulator 9 is opened, at the moment, a second switch valve 8 is always in an open state, and the response time of pressure relief can be judged by detecting the change of the flow rate along with the time through a flow meter 12 on the oil drainage pipe 11;
the embodiment also provides a method for the online testing device of the piston type energy accumulator for the automobile gearbox, which specifically comprises the following steps:
step 1: clamping the product accumulator to be tested on the clamping tool 10 and compressing;
step 2: the first switch valve 13 is closed, the second switch valve 8 is closed, the electric oil supply pump 2 is started to be input into the hydraulic oil duct oil supply pipe 3, and the hydraulic pressure is regulated and controlled to the specified pressure through an overflow pressure regulating valve arranged on the first bypass upper overflow oil pipe 5;
and step 3: the second on-off valve 8 is opened;
and 4, step 4: the hydraulic oil is filled in a piston cavity of the product accumulator to be tested through a one-way valve channel of the product accumulator to be tested 9;
and 5: monitoring the pressure condition through a pressure sensor 7 on the third bypass, and stabilizing the pressure for 3-5 seconds;
step 6: judging the pressure maintaining pressure to ensure that no leakage exists inside the accumulator 9 of the product to be detected;
and 7: the first on-off valve 13 is opened;
and 8: opening an on-off valve on the product accumulator 9 to be tested;
and step 9: hydraulic oil in a piston cavity in the product accumulator 9 to be tested is discharged into the oil tank 1 through an oil drain pipe 11, and a flow meter 12 arranged on the oil drain pipe 11 monitors the relation between the flow rate and the time of the hydraulic oil;
step 10: judging the flow and the time to ensure the pressure relief response efficiency of the energy accumulator 9 of the product to be tested;
step 11: after the test is finished, the accumulator 9 of the product to be tested is taken out, each valve returns to the original position, and the sensor returns to zero;
while the principles of the present invention have been described in detail in connection with the preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing embodiments are merely illustrative of exemplary implementations of the present invention and are not limiting of the scope of the present invention. The details of the embodiments are not to be construed as limitations on the scope of the present invention, and any obvious modifications, such as equivalent changes, simple substitutions, etc., based on the technical solution of the present invention, are within the scope of the present invention.
Claims (3)
1. An online testing device for a piston type energy accumulator for an automobile gearbox comprises: an oil tank (1), an electric oil supply pump (2), an oil supply pipe (3), an overflow pressure regulating valve (4), an overflow oil pipe (5), a one-way valve (6), a pressure sensor (7), a second switch valve (8), an oil drainage pipe (11), a flowmeter (12) and a first switch valve (13),
the method is characterized in that: the electric oil supply pump (2) is arranged on an oil tank (1), an oil outlet of the electric oil supply pump (2) is connected with the oil supply pipe (3), and the oil supply pipe (3) comprises a first bypass, a second bypass and a third bypass which are connected in parallel; wherein:
the first bypass is connected with an overflow oil pipe (5), an overflow pressure regulating valve (4) is arranged on the overflow oil pipe (5), and the terminal of the overflow oil pipe (5) is connected with an oil tank (1); the hydraulic pressure in the oil supply pipe (3) is regulated and controlled through an overflow oil pipe (5) and an overflow pressure regulating valve (4);
the second bypass is connected with an oil drainage pipe (11), a flowmeter (12) and a first switch valve (13) are arranged on the oil drainage pipe (11), and the terminal of the oil drainage pipe (11) is connected with the oil tank (1) to drain hydraulic oil into the oil tank (1);
a check valve (6) is arranged on the oil supply pipe (3) between the first bypass and the second bypass;
a pressure sensor (7) and a second switch valve (8) are arranged on the third bypass; the terminal of a third bypass of the oil supply pipe (3) is connected with a product energy accumulator (9) to be tested, and the product energy accumulator (9) to be tested is installed on the test tool (10); and the second switch valve (8) is used for controlling the hydraulic oil of the third bypass to be input into the accumulator (9) of the product to be tested.
2. The piston accumulator online test device for the automobile gearbox according to claim 1, characterized in that: and installing the product energy accumulator (9) to be tested on the test tool (10).
3. The piston accumulator online test device for the automobile gearbox according to claim 1, characterized in that: the pressure sensor (7) feeds back the real-time hydraulic oil pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020404847.7U CN212130958U (en) | 2020-03-26 | 2020-03-26 | Piston energy storage ware on-line measuring device that motor transmission used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020404847.7U CN212130958U (en) | 2020-03-26 | 2020-03-26 | Piston energy storage ware on-line measuring device that motor transmission used |
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| CN212130958U true CN212130958U (en) | 2020-12-11 |
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| CN202020404847.7U Active CN212130958U (en) | 2020-03-26 | 2020-03-26 | Piston energy storage ware on-line measuring device that motor transmission used |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2763977C1 (en) * | 2021-01-11 | 2022-01-12 | Общество с ограниченной ответственностью "Газпром трансгаз Самара" | Stand for hydraulic tests |
-
2020
- 2020-03-26 CN CN202020404847.7U patent/CN212130958U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2763977C1 (en) * | 2021-01-11 | 2022-01-12 | Общество с ограниченной ответственностью "Газпром трансгаз Самара" | Stand for hydraulic tests |
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Address after: 231299 intersection of Wenshan road and Yulan Avenue, Feixi County, Hefei City, Anhui Province Patentee after: Hefei Hengxin Power Technology Co.,Ltd. Patentee after: Shanghai Qisheng Automobile Technology Center Co.,Ltd. Address before: 231299 intersection of Wenshan road and Yulan Avenue, Feixi County, Hefei City, Anhui Province Patentee before: HEFEI HENGXIN AUTOMOTIVE ENGINE COMPONENT MANUFACTURING Co.,Ltd. Patentee before: Shanghai Qisheng Automobile Technology Center Co.,Ltd. |