CN211058996U - Pressure detector for automobile steering power-assisted oil pump - Google Patents
Pressure detector for automobile steering power-assisted oil pump Download PDFInfo
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- CN211058996U CN211058996U CN201922030953.3U CN201922030953U CN211058996U CN 211058996 U CN211058996 U CN 211058996U CN 201922030953 U CN201922030953 U CN 201922030953U CN 211058996 U CN211058996 U CN 211058996U
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Abstract
The utility model discloses a pressure detector of an automobile steering power-assisted oil pump, which comprises an overflow pressure adjusting hand wheel, an overflow valve, an internal thread joint, a short hydraulic oil pipe, a plug, a locking nut, a shock-proof pressure gauge, a long hydraulic oil pipe and an external thread joint; the overflow valve and the locking nut are coaxially arranged, the overflow pressure adjusting hand wheel rotates clockwise to perform pressurization adjustment, and rotates anticlockwise to perform decompression adjustment, the locking nut is used for fastening the overflow valve, and the locking nut is simultaneously used for setting the maximum adjusting pressure of the steering power-assisted oil pump pressure detector; the overflow port is positioned at the junction of the internal thread joint and the central axis of the overflow valve; the pipe plug and the horizontal part of the three-way joint are coaxially arranged, and the axes of the pipe plug and the three-way joint are mutually vertical to the central axis of the overflow valve; the top of the vertical part of the three-way joint is provided with the shock-resistant pressure gauge, and the shock-resistant pressure gauge is used for measuring the pressure value of the oil pressure in the three-way joint.
Description
Technical Field
The utility model belongs to the technical field of automobile steering systems, and relates to an automobile steering power-assisted oil pump pressure detector; the pressure detection device is particularly suitable for the pressure detection of the power steering oil pump of various vehicle types.
Background
The automobile steering system has two important parts: when a steering system of an automobile breaks down, maintenance personnel do not have special detection equipment to detect, so that the fault is difficult to judge in a short time which part the fault occurs on, basically, the fault is processed by a method of replacing the steering pump firstly if the steering pump is not defective and then replacing the steering machine, the time is wasted, and the maintenance cost is greatly increased.
Disclosure of Invention
The utility model discloses a car power-assisted steering oil pump pressure detector to solve when car a steering system breaks down at present, because maintenance personal does not have special check out test set to go to detect, hardly judge in the short time that the trouble takes place on which spare part, all basically handle the trouble through changing earlier the way that the steering pump changed the steering gear again like no problem, waste time, cost of maintenance increase the scheduling problem greatly.
The utility model discloses a pressure detector of an automobile steering power-assisted oil pump, which comprises an overflow pressure adjusting hand wheel, an overflow valve, an internal thread joint, a short hydraulic oil pipe, a plug, a locking nut, a shock-proof pressure gauge, a long hydraulic oil pipe and an external thread joint;
the overflow valve and the locking nut are coaxially arranged, the overflow pressure adjusting hand wheel rotates clockwise to perform pressurization adjustment, and rotates anticlockwise to perform decompression adjustment, the locking nut is used for fastening the overflow valve, and the locking nut is simultaneously used for setting the maximum adjusting pressure of the steering power-assisted oil pump pressure detector;
the overflow port is positioned at the junction of the internal thread joint and the central axis of the overflow valve; the pipe plug and the horizontal part of the three-way joint are coaxially arranged, and the axes of the pipe plug and the three-way joint are mutually vertical to the central axis of the overflow valve; the top of the vertical part of the three-way joint is provided with the shock-resistant pressure gauge, and the shock-resistant pressure gauge is used for measuring the pressure value of the oil pressure in the three-way joint.
Furthermore, the three-way joint is installed on an oil inlet of the overflow valve, and the shock-resistant pressure gauge and the long hydraulic oil pipe are installed on the three-way joint; the internal thread joint is used for connecting a steering engine, and the plug is arranged on an oil outlet of the overflow valve; one side of the external thread joint is arranged on the long hydraulic oil pipe, and the other side of the external thread joint is connected with a steering oil pump; the short hydraulic oil pipe is arranged on the overflow port; the internal thread joint is installed on the short hydraulic oil pipe, the short hydraulic oil pipe is slightly arc-shaped, and one side of the long hydraulic oil pipe, which is close to the external thread joint, is slightly warped upwards.
Furthermore, the pipe plug adopts a blowout prevention pipe plug, and a conical cavity is formed in the pipe plug and a sealing assembly is arranged in the pipe plug.
Furthermore, the long hydraulic oil pipe consists of a rubber pipe woven by high-pressure steel wires and joints fixed at two ends of the rubber pipe.
The utility model has the advantages of: the detector is suitable for detecting various vehicle types; the structure is simple, the use and the maintenance are convenient, the efficiency is effectively improved, and the cost is low; and when the overflow valve is adjusted and set to a certain pressure, even if the pressure or the flow of the system is suddenly increased, the oil outlet can also play a role in overflowing and pressure relief, so that the pressure of the system is basically stabilized at a set value, and the safety test can be realized. The product sets up this product maximum regulation pressure through lock nut's mode when leaving the factory, prevents that the user from adjusting the too high product life-span that influences of pressure to avoid taking place relevant danger because the pressure is too high.
Drawings
Fig. 1 is a perspective view of the present invention;
fig. 2 is a top view of the present invention;
in the figure: 1. an overflow pressure regulating handwheel; 2. an overflow valve; 3. an overflow port; 4. an internal thread joint; 5. a short hydraulic oil pipe; 6. plugging with a thread; 7. locking the nut; 8. a shock-proof pressure gauge; 9. a long hydraulic oil pipe; 10. an externally threaded nipple; 11. a three-way joint.
Detailed Description
An embodiment of the present invention is described in detail below with reference to the accompanying drawings.
The novel embodiment of the use is shown in figures 1 and 2, and comprises an overflow pressure adjusting hand wheel 1; an overflow valve 2; an overflow port 3; an internal thread joint 4; a short hydraulic oil pipe 5; a plug 6; a lock nut 7; a shock-proof pressure gauge 8; a long hydraulic oil pipe 9; an externally threaded joint 10; and a three-way joint 11. The overflow valve 2 and the locking nut 7 are coaxially arranged, the overflow pressure adjusting hand wheel 1 is arranged at the side of the overflow valve 2, the overflow pressure adjusting hand wheel 1 rotates clockwise to adjust pressure increasing, and rotates anticlockwise to adjust pressure reducing; the locking nut 7 is used for fastening the overflow valve 2, and is also used for setting the maximum adjusting pressure of the steering power-assisted oil pump pressure detector, so that the influence of overhigh adjusting pressure of a user on the service life of a product is prevented, and related dangers caused by overhigh pressure are avoided; the overflow port 3 is positioned at the junction of the internal thread joint 4 and the central axis of the overflow valve 2; the pipe plug 6 and the horizontal part of the three-way joint 11 are coaxially arranged, and the axes of the pipe plug 6 and the three-way joint 11 are mutually vertical to the central axis of the overflow valve 2; and a shock-proof pressure gauge 8 is arranged at the top of the vertical part of the three-way joint 11 and used for measuring the pressure value of the oil pressure in the three-way joint 11, and judging whether the pressure can be increased to the rated pressure range of the steering oil pump according to the pressure value so as to judge whether the steering pump has a fault. Simultaneously, the shock-proof pressure gauge can effectively absorb the amplitude when the vehicle steering booster oil pump pressure detector vibrates, and reduces the influence of vibration on pressure test.
The three-way joint 11 is arranged on an oil inlet of the overflow valve 2; the shock-proof pressure gauge 8 and the long hydraulic oil pipe 9 are arranged on the three-way joint 11; the internal thread joint 4 is used for connecting a steering engine, and the plug 6 is arranged on an oil outlet of the overflow valve 2; one side of the external thread joint 10 is arranged on the long hydraulic oil pipe 9, and the other side is connected with a steering oil pump; the short hydraulic oil pipe 5 is arranged on the overflow port 3; the female nipple 4 is mounted on a short hydraulic oil pipe 5. The short hydraulic oil pipe 5 is slightly arc-shaped, and one side of the long hydraulic oil pipe 9 close to the external thread joint 10 is slightly warped upwards. In a preferred embodiment, the long hydraulic oil pipe can be composed of a high-pressure steel wire braided rubber pipe and connectors fixed at two ends of the rubber pipe, and the hose and the connectors can be detachably or non-detachably connected; the high-pressure steel wire braided rubber tube is wrapped with an inner oil-resistant rubber layer, the outer surface of the high-pressure steel wire braided rubber tube is wrapped with an outer oil-resistant rubber layer, the inner oil-resistant rubber layer can protect the hose from being damaged by high-pressure oil, and the outer oil-resistant rubber layer can protect the steel wire braided layer from being rusted and abraded.
During operation, the oil outlet pipe of the steering oil pump (namely the oil inlet pipe of the steering engine) on the whole vehicle is unscrewed, the oil inlet pipe of the steering engine which is unscrewed is connected to the female adapter 4, the male adapter 10 is connected to the oil outlet of the steering oil pump, the whole vehicle is started to be in an idle speed, the steering wheel is straightened, the steering oil pump feeds the oil pump into the oil inlet pipe of the steering engine, the overflow pressure adjusting hand wheel 1 is slowly rotated clockwise, the pressure is slowly increased, whether the pressure value of the shock-proof pressure gauge 8 can be increased to the rated pressure range of the steering oil pump or not is observed, even if the steering wheel can save labor to realize the steering rated pressure, whether the steering pump. Meanwhile, when the overflow valve is adjusted and set to a certain pressure, even if the pressure or the flow of the system is suddenly increased, the oil outlet can also play a role in overflowing and pressure relief, so that the pressure of the system is basically stabilized at a set value, and the safety test is realized.
In a preferred embodiment, the plug can be a blowout prevention plug, and the inside of the plug can resist large impact force by being provided with a conical cavity and utilizing a sealing assembly, so that the oil spraying phenomenon caused by the overlarge pressure of the system can be effectively prevented.
In a preferred embodiment, the shock-proof pressure gauge is preferably a mechanical pointer type pressure gauge with filling liquid in a meter shell, or a mechanical pointer type pressure gauge with filling liquid and a damper in the meter shell, and consists of a pressure guide system, a gear transmission mechanism, a number indicating device and a shell.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (4)
1. A pressure detector of an automobile steering power-assisted oil pump is characterized by comprising an overflow pressure adjusting hand wheel, an overflow valve, an internal thread joint, a short hydraulic oil pipe, a plug, a locking nut, a shock-proof pressure gauge, a long hydraulic oil pipe and an external thread joint;
the overflow valve and the locking nut are coaxially arranged, the overflow pressure adjusting hand wheel rotates clockwise to perform pressurization adjustment, and rotates anticlockwise to perform decompression adjustment, the locking nut is used for fastening the overflow valve, and the locking nut is simultaneously used for setting the maximum adjusting pressure of the steering power-assisted oil pump pressure detector;
the overflow port is positioned at the junction of the internal thread joint and the central axis of the overflow valve; the pipe plug and the horizontal part of the three-way joint are coaxially arranged, and the axes of the pipe plug and the three-way joint are mutually vertical to the central axis of the overflow valve; the top of the vertical part of the three-way joint is provided with the shock-resistant pressure gauge, and the shock-resistant pressure gauge is used for measuring the pressure value of the oil pressure in the three-way joint.
2. The apparatus according to claim 1, wherein the three-way joint is mounted to an oil inlet of the overflow valve, and the shock-resistant pressure gauge and the long hydraulic oil pipe are mounted to the three-way joint; the internal thread joint is used for connecting a steering engine, and the plug is arranged on an oil outlet of the overflow valve; one side of the external thread joint is arranged on the long hydraulic oil pipe, and the other side of the external thread joint is connected with a steering oil pump; the short hydraulic oil pipe is arranged on the overflow port; the internal thread joint is installed on the short hydraulic oil pipe, the short hydraulic oil pipe is slightly arc-shaped, and one side of the long hydraulic oil pipe, which is close to the external thread joint, is slightly warped upwards.
3. The apparatus according to claim 1, wherein the plug is a blowout prevention plug, and the plug is provided with a tapered cavity and a sealing assembly.
4. The apparatus according to claim 1, wherein the long hydraulic oil pipe comprises a rubber hose woven with high-pressure steel wires and joints fixed to both ends of the rubber hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922030953.3U CN211058996U (en) | 2019-11-24 | 2019-11-24 | Pressure detector for automobile steering power-assisted oil pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922030953.3U CN211058996U (en) | 2019-11-24 | 2019-11-24 | Pressure detector for automobile steering power-assisted oil pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211058996U true CN211058996U (en) | 2020-07-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922030953.3U Active CN211058996U (en) | 2019-11-24 | 2019-11-24 | Pressure detector for automobile steering power-assisted oil pump |
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| Country | Link |
|---|---|
| CN (1) | CN211058996U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113565659A (en) * | 2021-07-20 | 2021-10-29 | 河北华北柴油机有限责任公司 | Reliability assessment method for manual fuel pump |
-
2019
- 2019-11-24 CN CN201922030953.3U patent/CN211058996U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113565659A (en) * | 2021-07-20 | 2021-10-29 | 河北华北柴油机有限责任公司 | Reliability assessment method for manual fuel pump |
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