CN203453193U - Device for testing opening pressure of multiple valves - Google Patents
Device for testing opening pressure of multiple valves Download PDFInfo
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- CN203453193U CN203453193U CN201320547524.3U CN201320547524U CN203453193U CN 203453193 U CN203453193 U CN 203453193U CN 201320547524 U CN201320547524 U CN 201320547524U CN 203453193 U CN203453193 U CN 203453193U
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Abstract
The utility model provides a device for testing opening pressure of multiple valves. The device comprises the valves, two-position three-way electromagnetic valves, pressure meters and a hydraulic source. The valves include the main pressure valve, the pressure limiting valve and the lubricating valve. The two-position three-way electromagnetic valves include the first two-position three-way electromagnetic valve, the second two-position three-way electromagnetic valve, the third two-position three-way electromagnetic valve and the fourth two-position three-way electromagnetic valve. The pressure meters include the first pressure meter and the second pressure meter. Through the device, when the opening pressure of one of the valves is tested, only an oil way of the valve to be tested is ensured smooth, oil ways of the other valves are blocked, and therefore the opening pressure of the valve to be tested can be accurately tested.
Description
Technical field
The utility model relates to Hydraulic Field, and it is specifically related to a kind of testing apparatus of many valve opening pressures.
Background technique
A plurality of hydrovalves are housed on some valve body, for example torque converter pressure adjustmenting mechanism is exactly to comprise main pressure valve on a valve body, pressure-limit valve, a plurality of valve bodies such as lubricated valve, these valves are respectively torque converter gearshift, torque-converters work, the lubricated grade of retarder provides reliable pressure, pressure in acceptability limit can utility energy efficiency higher, can guarantee that again fluid power transmission is reliable rapidly, otherwise too high pressure can cause the waste of the leakage of weak seal place and energy, too small pressure can make gear transfer lag, torque-converters working efficiency is not enough, the Fast Wearing of movable machinery even torque converter damages.Pressure adjustmenting mechanism is that the mechanism of qualified pressure hydraulic power is provided for torque converter, and whether its each valve opening pressure has accurately determined the combination property (gear shift operation stationarity, Economy, life-span etc.) of final torque converter assembly.The testing apparatus of the cracking pressure of test one valve is a lot of at present, but can not meet the demand of many valve opening pressure tests on valve body.
Model utility content
The purpose of this utility model is to solve the problem that prior art exists, and a kind of testing apparatus of many valve opening pressures is provided, and can record exactly the cracking pressure of a plurality of valves.
In order to reach above-mentioned technical purpose, the utility model by the following technical solutions:
A kind of testing apparatus of many valve opening pressures, comprise valve, two-position three way magnetic valve, pressure gauge and hydraulic power, described valve comprises main pressure valve, pressure-limit valve and lubricated valve, described two-position three way magnetic valve comprises the first, second, third and the 4th two-position three way magnetic valve, described pressure gauge comprises first, second pressure gauge, the oil outlet of described main pressure valve is connected with the oiler of described pressure-limit valve, the oiler of described main pressure valve is connected with the oiler of described lubricated valve, and the oil outlet of described pressure-limit valve is connected with the oil outlet of described lubricated valve;
The P mouth of the first described two position three-way valve is connected with the P mouth of described hydraulic power, the A mouth of the first described two position three-way valve is connected with the A mouth of the second described two position three-way valve, the B mouth of the first described two position three-way valve is connected with the oiler of lubricated valve with described main pressure valve, on the P mouth access oil outlet of described main pressure valve of the second described two position three-way valve and the oil circuit that the oiler of described pressure-limit valve is connected, the B mouth of the second described two position three-way valve is connected with the T mouth of described hydraulic power, the P mouth of the 3rd described two position three-way valve is connected with the drain tap of described main pressure valve, described the A mouth of the 3rd two position three-way valve and the P mouth of described hydraulic power are connected, described the B mouth of the 3rd two position three-way valve and the T mouth of described hydraulic power are connected, the P mouth of the 4th described two position three-way valve is connected with the drain tap of described lubricated valve, described the A mouth of the 4th two position three-way valve and the P mouth of described hydraulic power are connected, described the B mouth of the 4th two position three-way valve and the T mouth of described hydraulic power are connected,
On the oil circuit that the B mouth of described the first pressure gauge access in parallel the first two position three-way valve is connected with the oiler of described main pressure valve, on the oil circuit that the P mouth of described the second pressure gauge access in parallel the second two position three-way valve is connected with the oiler of described pressure-limit valve.
As such scheme preferably, described hydraulic power comprises fuel tank, pump, relief valve, motor and filter, described motor is electrically connected to described pump, described pump and one end of relief valve are accessed respectively in described fuel tank, the other end parallel connection of the two is as the P mouth of hydraulic power, and described filter one end is accessed in described fuel tank, the other end is as the T mouth of hydraulic power.
As such scheme preferably, the first state that four described two position three-way valves all have electricly and the second state of dead electricity, when the 4th two position three-way valve is in the first state, the first and the 3rd two position three-way valve during in the second state, the oil circuit that connects described main pressure valve is communicated with, and connects the oil circuit of described pressure-limit valve and lubricated valve by locking.
As such scheme preferably, the first state that four described two position three-way valves all have electricly and the second state of dead electricity, when the 3rd two position three-way valve is in the first state, the first and the 4th two position three-way valve during in the second state, the oil circuit that connects described lubricated valve is communicated with, and connects the oil circuit of described pressure-limit valve and main pressure valve by locking.
As such scheme preferably, the first state that four described two position three-way valves all have electricly and the second state of dead electricity, when the first and second two position three-way valves are during in the first state, the oil circuit that connects described pressure-limit valve is communicated with, and connects the oil circuit of described lubricated valve and main pressure valve by locking.
Owing to having said structure, the utility model has the following advantages compared to existing technology:
1, use a testing apparatus to record exactly the cracking pressure of a plurality of valves in valve body.
2, hydraulic power can guarantee the stable circular flow of hydraulic oil in whole testing apparatus.
3, when the cracking pressure of the main pressure valve of test, only guarantee that the oil circuit of main pressure valve is unimpeded, the oil circuit locking of other valves, can record the cracking pressure of main pressure valve so exactly.
4, when testing the cracking pressure of lubricated valve, only guarantee that the oil circuit of lubricated valve is unimpeded, the oil circuit locking of other valves, can record the cracking pressure of lubricating valve so exactly.
5, when the cracking pressure of test pressure-limit valve, only guarantee that the oil circuit of pressure-limit valve is unimpeded, the oil circuit locking of other valves, can record the cracking pressure of pressure-limit valve so exactly.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the utility model embodiment's hydraulic schematic diagram.
Embodiment
Below in conjunction with accompanying drawing of the present utility model, the technical solution of the utility model is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiments.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment who obtains under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, the utility model provides a kind of testing apparatus of many valve opening pressures, comprise valve, two-position three way magnetic valve, pressure gauge and hydraulic power, described valve comprises main pressure valve 1, pressure-limit valve 2 and lubricated valve 3, described two-position three way magnetic valve comprises the first two-position three way magnetic valve 4, the second two-position three way magnetic valve 5, the 3rd two-position three way magnetic valve 6 and the 4th two-position three way magnetic valve 7, described pressure gauge comprises the first pressure gauge 8, the second pressure gauge 9, the oil outlet of described main pressure valve 1 is connected with the oiler of described pressure-limit valve 2, the oiler of described main pressure valve 1 is connected with the oiler of described lubricated valve 3, the oil outlet of described pressure-limit valve 2 is connected with the oil outlet of described lubricated valve 3,
Described hydraulic power comprises fuel tank 10, pump 11, relief valve 12, motor 13 and filter 14, described motor 13 is connected with described pump 11 electricity, described pump 11 and one end of relief valve 12 are accessed respectively in described fuel tank 10, the other end parallel connection of the two is as the P mouth of hydraulic power, and described filter 14 one end are accessed in described fuel tank 10, the other end is as the T mouth of hydraulic power;
Described the P mouth of the first two position three-way valve 4 and the P mouth of described hydraulic power are connected, the A mouth of the first described two position three-way valve 4 is connected with the A mouth of the second described two position three-way valve 5, the B mouth of the first described two position three-way valve 4 is connected with the oiler of lubricated valve 3 with described main pressure valve 1, on the P mouth access oil outlet of described main pressure valve 1 of the second described two position three-way valve 5 and the oil circuit that the oiler of described pressure-limit valve 2 is connected, described the B mouth of the second two position three-way valve 5 and the T mouth of described hydraulic power are connected, the P mouth of the 3rd described two position three-way valve 6 is connected with the drain tap of described main pressure valve 1, described the A mouth of the 3rd two position three-way valve 6 and the P mouth of described hydraulic power are connected, described the B mouth of the 3rd two position three-way valve 6 and the T mouth of described hydraulic power are connected, the P mouth of the 4th described two position three-way valve 7 is connected with the drain tap of described lubricated valve 3, described the A mouth of the 4th two position three-way valve 7 and the P mouth of described hydraulic power are connected, described the B mouth of the 4th two position three-way valve 7 and the T mouth of described hydraulic power are connected,
On the oil circuit that described the first pressure gauge 8 access B mouth of the first two position three-way valve 4 in parallel and the oiler of described main pressure valve 1 are connected, on the oil circuit that described the second pressure gauge 9 access P mouth of the second two position three-way valve 5 in parallel and the oiler of described pressure-limit valve 2 are connected.
The testing apparatus of a kind of many valve opening pressures that the utility model provides, can record the cracking pressure of a plurality of valves exactly.
The first state that four described two position three-way valves all have electricly and the second state of dead electricity, in the time of need to testing the cracking pressure of main pressure valve, make the 4th two position three-way valve in the first state, the first and the 3rd two position three-way valve in the second state, now, the oil circuit that connects described main pressure valve is communicated with, and connects the oil circuit of described pressure-limit valve and lubricated valve by locking; While needing the cracking pressure of the lubricated valve of test, make the 3rd two position three-way valve in the first state, the first and the 4th two position three-way valve in the second state, now, the oil circuit that connects described lubricated valve is communicated with, and connects the oil circuit of described pressure-limit valve and main pressure valve by locking; In the time of need to testing the cracking pressure of pressure-limit valve, make the first and second two position three-way valves in the first state, now, the oil circuit that connects described pressure-limit valve is communicated with, and connects the oil circuit of described lubricated valve and main pressure valve by locking.
The testing apparatus of a kind of many valve opening pressures that the utility model provides, when the cracking pressure of a certain valve of test, only guarantees that the oil circuit of tested valve is unimpeded, and the oil circuit locking of other valves, can record the cracking pressure of tested valve so exactly.
The above; it is only embodiment of the present utility model; but protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; can expect easily changing or replacing, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of described claim.
Claims (5)
1. the testing apparatus of valve opening pressure more than a kind, it is characterized in that, comprise valve, two-position three way magnetic valve, pressure gauge and hydraulic power, described valve comprises main pressure valve, pressure-limit valve and lubricated valve, described two-position three way magnetic valve comprises the first, second, third and the 4th two-position three way magnetic valve, described pressure gauge comprises first, second pressure gauge, the oil outlet of described main pressure valve is connected with the oiler of described pressure-limit valve, the oiler of described main pressure valve is connected with the oiler of described lubricated valve, and the oil outlet of described pressure-limit valve is connected with the oil outlet of described lubricated valve;
The P mouth of the first described two position three-way valve is connected with the P mouth of described hydraulic power, the A mouth of the first described two position three-way valve is connected with the A mouth of the second described two position three-way valve, the B mouth of the first described two position three-way valve is connected with the oiler of lubricated valve with described main pressure valve, on the P mouth access oil outlet of described main pressure valve of the second described two position three-way valve and the oil circuit that the oiler of described pressure-limit valve is connected, the B mouth of the second described two position three-way valve is connected with the T mouth of described hydraulic power, the P mouth of the 3rd described two position three-way valve is connected with the drain tap of described main pressure valve, described the A mouth of the 3rd two position three-way valve and the P mouth of described hydraulic power are connected, described the B mouth of the 3rd two position three-way valve and the T mouth of described hydraulic power are connected, the P mouth of the 4th described two position three-way valve is connected with the drain tap of described lubricated valve, described the A mouth of the 4th two position three-way valve and the P mouth of described hydraulic power are connected, described the B mouth of the 4th two position three-way valve and the T mouth of described hydraulic power are connected,
On the oil circuit that the B mouth of described the first pressure gauge access in parallel the first two position three-way valve is connected with the oiler of described main pressure valve, on the oil circuit that the P mouth of described the second pressure gauge access in parallel the second two position three-way valve is connected with the oiler of described pressure-limit valve.
2. the testing apparatus of many valve opening pressures according to claim 1, it is characterized in that, described hydraulic power comprises fuel tank, pump, relief valve, motor and filter, described motor is electrically connected to described pump, described pump and one end of relief valve are accessed respectively in described fuel tank, the other end parallel connection of the two is as the P mouth of hydraulic power, and described filter one end is accessed in described fuel tank, the other end is as the T mouth of hydraulic power.
3. the testing apparatus of many valve opening pressures according to claim 1 and 2, it is characterized in that, the first state that four described two position three-way valves all have electricly and the second state of dead electricity, when the 4th two position three-way valve is in the first state, the first and the 3rd two position three-way valve during in the second state, the oil circuit that connects described main pressure valve is communicated with, and connects the oil circuit of described pressure-limit valve and lubricated valve by locking.
4. the testing apparatus of many valve opening pressures according to claim 1 and 2, it is characterized in that, the first state that four described two position three-way valves all have electricly and the second state of dead electricity, when the 3rd two position three-way valve is in the first state, the first and the 4th two position three-way valve during in the second state, the oil circuit that connects described lubricated valve is communicated with, and connects the oil circuit of described pressure-limit valve and main pressure valve by locking.
5. the testing apparatus of many valve opening pressures according to claim 1 and 2, it is characterized in that, the first state that four described two position three-way valves all have electricly and the second state of dead electricity, when the first and second two position three-way valves are during in the first state, the oil circuit that connects described pressure-limit valve is communicated with, and connects the oil circuit of described lubricated valve and main pressure valve by locking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320547524.3U CN203453193U (en) | 2013-09-04 | 2013-09-04 | Device for testing opening pressure of multiple valves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320547524.3U CN203453193U (en) | 2013-09-04 | 2013-09-04 | Device for testing opening pressure of multiple valves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203453193U true CN203453193U (en) | 2014-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320547524.3U Expired - Lifetime CN203453193U (en) | 2013-09-04 | 2013-09-04 | Device for testing opening pressure of multiple valves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203453193U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104198175A (en) * | 2014-09-10 | 2014-12-10 | 安徽江淮汽车股份有限公司 | Solenoid valve test system |
-
2013
- 2013-09-04 CN CN201320547524.3U patent/CN203453193U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104198175A (en) * | 2014-09-10 | 2014-12-10 | 安徽江淮汽车股份有限公司 | Solenoid valve test system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140226 |