CN203444080U - Oil pressure switch detection device - Google Patents
Oil pressure switch detection device Download PDFInfo
- Publication number
- CN203444080U CN203444080U CN201320476840.6U CN201320476840U CN203444080U CN 203444080 U CN203444080 U CN 203444080U CN 201320476840 U CN201320476840 U CN 201320476840U CN 203444080 U CN203444080 U CN 203444080U
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- Prior art keywords
- oil
- pressure
- switch
- pressure shut
- shut
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- Expired - Fee Related
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Abstract
The utility model discloses an oil pressure switch detection device. The oil pressure switch detection device comprises a direct-current circuit, a conduction indicating lamp, an oil pressure switch connection device, a low pressure test device, a high pressure test device, a one-way exhaust valve, an oil supply pipeline and an oil supply device. The conduction indicating lamp and the oil pressure switch connection device are arranged in the direct-current circuit. The low pressure test device and the high pressure test device are serially connected and arranged in the oil supply pipeline and serially connected with the oil pressure switch connection device. The oil supply pipeline is connected with the oil supply device. The one-way exhaust valve is connected with the oil supply pipeline. The oil pressure switch detection device has advantages of accurate measurement and high working efficiency, and can be used to complete the pressure resistance and pathway disconnection pressure performance detection simultaneously.
Description
Technical field
The utility model relates to closing detecting apparatus technical field, especially relates to a kind of oil-pressure shut-off switch pick-up unit.
Background technology
Because path opening pressure and sealing load (resistance to pressure) difference of oil-pressure shut-off switch are larger, use conventional sense method, the sealing of encapsulation place that can only test oil compresses switch.The path opening pressure of conventional oil-pressure shut-off switch can only detect operation on engine, time-consuming, the work efficiency of requiring great effort is not only low and easily judge by accident.
Chinese patent literature (open day: on July 20th, 2011, publication number: CN201903427U) disclose a kind of proving installation for mechanical oil pressure switch, comprise oil pump, the oil-in conducting of oil pump is connected with fuel tank, the oil-out of oil pump is connected with mechanical pressure gauge and/or digital pressure gauge by connecting line, on described connecting line, is connected with described mechanical pressure gauge and/or digital pressure gauge conducting in parallel the fuel feed pump being connected for the oil supply hole conducting with mechanical oil pressure switch.
Technique scheme solves the not high problem of mechanical oil pressure switch testing efficiency that is, and technique scheme also can only complete the resistance to pressure detection of mechanical oil pressure switch.
Utility model content
The purpose of this utility model is can only complete the resistance to pressure test problems of oil-pressure shut-off switch in order to solve prior art, and provides a kind of measurement accurate, and work efficiency is high, can complete the oil-pressure shut-off switch pick-up unit that breaks, opens pressure detection of resistance to pressure, path simultaneously.
The utility model is realized the technical scheme that its technical purpose adopts: a kind of oil-pressure shut-off switch pick-up unit, comprise DC circuit, conducting pilot lamp, oil-pressure shut-off switch coupling arrangement, low voltage experiment device, high-voltage testing device, one-way exhaust valve, oil feed line and fueller, described conducting pilot lamp and oil-pressure shut-off switch coupling arrangement are arranged in DC circuit, described low voltage experiment device and high-voltage testing device series connection are arranged in oil feed line and with oil-pressure shut-off switch coupling arrangement and are connected in series, described oil feed line is connected with fueller, one-way exhaust valve is connected with oil feed line.This oil-pressure shut-off switch pick-up unit, by a DC circuit is set, oil-pressure shut-off switch coupling arrangement is set in DC circuit, and oil-pressure shut-off switch coupling arrangement is connected with oil feed line, when needs detect oil-pressure shut-off switch, measured oil is compressed switch and is arranged on oil-pressure shut-off switch coupling arrangement, the time hydraulic fluid port of oil-pressure shut-off switch is connected with oil feed line oil-in, connected DC circuit, oil-pressure shut-off switch DC circuit forms loop, conducting pilot lamp lights, open high-voltage testing device and low voltage experiment device in oil feed line, starting fueller, it is disconnected that test oil compresses switch, open pressure.Conducting pilot lamp can occur normal bright or not work according to oil-pressure shut-off switch conducting situation (separating action of inner moving contact), and low voltage experiment device can show the measured value of oil-pressure shut-off switch simultaneously.Close low voltage experiment device, oil pump continues measured piece oil-pressure shut-off switch to be forced into required withstand voltage standard value, the sealing of visual examination measured piece, the resistance to pressure that test oil compresses switch.Being completed the rear high-voltage testing device of first opening opens low voltage experiment device (protection low voltage experiment indicator) again and makes the oil in oil feed line flow back into fueller.In this oil-pressure shut-off switch pick-up unit, be also provided with one-way exhaust valve, the setting of one-way exhaust valve is in order before detection, the gas of oil feed line inside to be discharged, thus protection measuring accuracy.This oil-pressure shut-off switch pick-up unit, measures accurately, and work efficiency is high, and the pressure of breaking, open that can simultaneously complete resistance to pressure, path detects.
As preferably, described low pressure pick-up unit comprises low pressure throttling valve and low voltage experiment indicator.The setting of low pressure throttling valve and low voltage experiment indicator, make when oil-pressure shut-off switch being broken, being opened pressure test, conducting pilot lamp can occur normal bright or not work according to oil-pressure shut-off switch conducting situation (separating action of inner moving contact), and low voltage experiment indicator can show the measured value of oil-pressure shut-off switch simultaneously.
As preferably, described high-voltage testing device comprises high pressure throttling valve and Hi-pot test indicator.The setting of high pressure throttling valve and Hi-pot test indicator, can complete the resistance to pressure of oil-pressure shut-off switch is detected, the sealing of visual examination measured piece.
As preferably, described fueller comprises oil groove and oil pump, and described one-way exhaust valve is arranged on the oil feed line near oil pump place.Fueller comprises oil groove and oil pump, and control oil pump, realizes oil circuit fuel feeding by oil pump manually or automatically, completes test.
As preferably, DC circuit comprises direct supply and power switch.Adopt 12 volts of DC current, power-on switch, the oil-pressure shut-off switch power supply being arranged on oil-pressure shut-off switch coupling arrangement forms loop, and conducting pilot lamp lights, to facilitate the test of carrying out oil-pressure shut-off switch.
The beneficial effects of the utility model are: this oil-pressure shut-off switch pick-up unit, to measure accurately, and work efficiency is high, and what can complete resistance to pressure, path breaks, opens pressure detection simultaneously.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the utility model oil-pressure shut-off switch pick-up unit;
In figure: 1, DC circuit, 2, conducting pilot lamp, 3, oil-pressure shut-off switch coupling arrangement, 4, direct supply, 5, power switch, 6, one-way exhaust valve, 7, oil feed line, 8, low pressure throttling valve, 9, low voltage experiment indicator, 10, high pressure throttling valve, 11, Hi-pot test indicator, 12, oil groove, 13, oil pump.
Embodiment
Below by specific embodiment, also by reference to the accompanying drawings the technical solution of the utility model is described in further detail.
Embodiment 1:
In the embodiment shown in fig. 1, a kind of oil-pressure shut-off switch pick-up unit, comprise the DC circuit 1 being formed by direct supply 4 and power switch 5, conducting pilot lamp 2, oil-pressure shut-off switch coupling arrangement 3, low voltage experiment device, high-voltage testing device, one-way exhaust valve 6, oil feed line 7 and fueller, conducting pilot lamp 2 and oil-pressure shut-off switch coupling arrangement 3 are arranged in DC circuit 1, low voltage experiment device and high-voltage testing device series connection are arranged in oil feed line 7 and with oil-pressure shut-off switch coupling arrangement 3 and are connected in series, oil feed line 7 is connected with fueller, one-way exhaust valve 6 is connected with oil feed line 7.Low pressure pick-up unit comprises low pressure throttling valve 8 and low voltage experiment indicator 9.High-voltage testing device comprises high pressure throttling valve 10 and Hi-pot test indicator 11.Fueller comprises oil groove 12 and oil pump 13, and one-way exhaust valve 6 is arranged on the oil feed line 7 near oil pump 13 places.
This oil-pressure shut-off switch pick-up unit, by oil groove 12, oil pump 13 manually or automatically, high pressure throttling valve 10, low pressure throttling valve 8, oil-pressure shut-off switch coupling arrangement 3, Hi-pot test indicator 11, low voltage experiment indicator 9, conducting pilot lamp 2, direct supply 4, DC power supply switch 5, one-way exhaust valve 6 form.
When needs detect oil-pressure shut-off switch, oil-pressure shut-off switch is connected on oil-pressure shut-off switch coupling arrangement, power-on switch, oil-pressure shut-off switch power supply forms loop conducting pilot lamp and lights.Open high and low pressure throttling valve, fuel primer pump (manually or automatically) test oil compresses switch breaks, opens pressure, conducting pilot lamp can occur normal bright or not work according to oil-pressure shut-off switch conducting situation (separating action of inner moving contact), and low voltage experiment indicator can show the measured value of oil-pressure shut-off switch simultaneously.Close low pressure throttling valve, oil pump (manually or automatically) continues measured piece (oil-pressure shut-off switch) to be forced into required withstand voltage standard value, the sealing of visual examination measured piece, the resistance to pressure that test oil compresses switch.Be completed and open high and low pressure throttling valve release pipeline oil.
Oil-pressure shut-off switch principle of work;
Due to oil-pressure shut-off switch, comprise that the structures such as oil-in, diaphragm, push rod, moving contact, stationary contact, Compress Spring, lower gate terminal form, when engine oil pressure enters oil-pressure shut-off switch contact, act on diaphragm, push rod, if overcome the elastic force of Compress Spring when engine oil pressure reaches standard, will make moving contact separated with stationary contact, thereby realize the disconnection between oil-pressure shut-off switch circuit.Otherwise when engine oil pressure does not reach standard, moving contact is separated with stationary contact, make to disconnect to reach between circuit the effect of warning, moreover when engine oil pressure reaches standard, moving contact and stationary contact divide to be unable to do without and also can reach the effect of warning.According to the principle of work of oil-pressure shut-off switch, this oil-pressure shut-off switch pick-up unit, by oil-pressure shut-off switch coupling arrangement is set in a DC circuit, oil-pressure shut-off switch to be tested is connected to oil-pressure shut-off switch coupling arrangement, turn on the power switch, connected DC circuit, oil-pressure shut-off switch, DC circuit form loop, conducting pilot lamp lights, opening the gas by oil feed line inside of one-way exhaust valve discharges, open the high and low pressure throttling valve in oil feed line, start oil pump, test oil compresses switch breaks, opens pressure.Conducting pilot lamp can occur normal bright or not work according to oil-pressure shut-off switch conducting situation (separating action of inner moving contact), and low pressure throttling valve can show the measured value of oil-pressure shut-off switch simultaneously.Close low pressure throttling valve, oil pump continues measured piece oil-pressure shut-off switch to be forced into required withstand voltage standard value, the sealing of visual examination measured piece, the resistance to pressure that test oil compresses switch.Being completed the rear high pressure throttling valve of first opening opens low pressure throttling valve (protection low voltage experiment indicator impaired) again the oil in oil feed line is flow back in oil groove.This oil-pressure shut-off switch pick-up unit, measures accurately, and work efficiency is high, and the pressure of breaking, open that can simultaneously complete resistance to pressure, path detects.
Claims (5)
1. an oil-pressure shut-off switch pick-up unit, it is characterized in that: comprise DC circuit (1), conducting pilot lamp (2), oil-pressure shut-off switch coupling arrangement (3), low voltage experiment device, high-voltage testing device, one-way exhaust valve (6), oil feed line (7) and fueller, described conducting pilot lamp (2) and oil-pressure shut-off switch coupling arrangement (3) are arranged in DC circuit (1), described low voltage experiment device and high-voltage testing device series connection are arranged in oil feed line (7) and with oil-pressure shut-off switch coupling arrangement (3) and are connected in series, described oil feed line (7) is connected with fueller, one-way exhaust valve (6) is connected with oil feed line.
2. a kind of oil-pressure shut-off switch pick-up unit according to claim 1, is characterized in that: described low pressure pick-up unit comprises low pressure throttling valve (8) and low voltage experiment indicator (9).
3. a kind of oil-pressure shut-off switch pick-up unit according to claim 1, is characterized in that: described high-voltage testing device comprises high pressure throttling valve (10) and Hi-pot test indicator (11).
4. a kind of oil-pressure shut-off switch pick-up unit according to claim 1, is characterized in that: described fueller comprises oil groove (12) and oil pump (13), and described one-way exhaust valve (6) is arranged on the oil feed line (7) of locating near oil pump (13).
5. according to a kind of oil-pressure shut-off switch pick-up unit described in claim 1 or 2 or 3 or 4, it is characterized in that: DC circuit comprises direct supply (4) and power switch (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320476840.6U CN203444080U (en) | 2013-08-06 | 2013-08-06 | Oil pressure switch detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320476840.6U CN203444080U (en) | 2013-08-06 | 2013-08-06 | Oil pressure switch detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203444080U true CN203444080U (en) | 2014-02-19 |
Family
ID=50095117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320476840.6U Expired - Fee Related CN203444080U (en) | 2013-08-06 | 2013-08-06 | Oil pressure switch detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203444080U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106199413A (en) * | 2016-06-29 | 2016-12-07 | 浙江科技学院 | A kind of oil pressure shut-off switch functional test desk |
-
2013
- 2013-08-06 CN CN201320476840.6U patent/CN203444080U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106199413A (en) * | 2016-06-29 | 2016-12-07 | 浙江科技学院 | A kind of oil pressure shut-off switch functional test desk |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151230 Address after: 315800 Zhejiang city of Ningbo province Beilun xinqie street Mt. Hengshan Road No. 1528 Patentee after: Zhejiang Geely Luoyou Engine Co., Ltd. Patentee after: Ji'nan Geely Auto Parts Co., Ltd. Patentee after: Hunan Luoyou Engine Parts Co., Ltd. Patentee after: Ningbo Shangzhongxia Automatic Transmission Co., Ltd. Patentee after: Zhejiang Geely Holding Group Co., Ltd. Address before: 315800 Zhejiang city of Ningbo province Beilun xinqie street Mt. Hengshan Road No. 1528 Patentee before: Zhejiang Geely Luoyou Engine Co., Ltd. Patentee before: Ji'nan Geely Auto Parts Co., Ltd. Patentee before: Hunan Luoyou Engine Parts Co., Ltd. Patentee before: Shandong Jili Transmission Co., Ltd. Patentee before: Ningbo Shangzhongxia Automatic Transmission Co., Ltd. Patentee before: Hunan Jisheng International Power Transmission System Co., Ltd. Patentee before: Zhejiang Geely Holding Group Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 315800 No. 1528 Hengshan Road, Xintao Street, Beilun District, Ningbo City, Zhejiang Province Co-patentee after: Ji'nan Geely Auto Parts Co., Ltd. Patentee after: Zhejiang Geely Power Assembly Co., Ltd. Co-patentee after: Hunan Luoyou Engine Parts Co., Ltd. Co-patentee after: Ningbo Shangzhongxia Automatic Transmission Co., Ltd. Co-patentee after: Zhejiang Geely Holding Group Co., Ltd. Address before: 315800 No. 1528 Hengshan Road, Xintao Street, Beilun District, Ningbo City, Zhejiang Province Co-patentee before: Ji'nan Geely Auto Parts Co., Ltd. Patentee before: Zhejiang Geely Luoyou Engine Co., Ltd. Co-patentee before: Hunan Luoyou Engine Parts Co., Ltd. Co-patentee before: Ningbo Shangzhongxia Automatic Transmission Co., Ltd. Co-patentee before: Zhejiang Geely Holding Group Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140219 Termination date: 20200806 |