CN219284536U - Be used for high pressure common rail diesel engine oil rail pressure detection device - Google Patents
Be used for high pressure common rail diesel engine oil rail pressure detection device Download PDFInfo
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- CN219284536U CN219284536U CN202223517595.7U CN202223517595U CN219284536U CN 219284536 U CN219284536 U CN 219284536U CN 202223517595 U CN202223517595 U CN 202223517595U CN 219284536 U CN219284536 U CN 219284536U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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Abstract
The utility model relates to the technical field of pressure detection devices, in particular to an oil rail pressure detection device for a high-pressure common rail diesel engine, which comprises a conveying mechanism, a first detection mechanism and a second detection mechanism, wherein the first detection mechanism comprises a moving mechanism, a clamping mechanism, two sealing extrusion mechanisms, two transmission pipelines and two electric water valves, the second detection mechanism comprises a vertical extrusion mechanism and two transverse extrusion mechanisms, the two transverse extrusion mechanisms are respectively arranged on two sides of the conveying mechanism, and the vertical extrusion mechanism is arranged above the space between the two transverse extrusion mechanisms; the clamping mechanism clamps the oil rail, the sealing extrusion mechanisms on two sides extrude and seal two sides of the oil rail, liquid is conveyed to enter the oil rail through the conveying pipeline and the electric water valve, the pressure bearing capacity of the inner wall of the oil rail is detected, the first detection mechanism is separated, and the oil rail is conveyed to the second detection mechanism for detection, so that the omnibearing pressure test can be carried out, and the detection convenience is enhanced.
Description
Technical Field
The utility model relates to the technical field of pressure detection devices, in particular to an oil rail pressure detection device for a high-pressure common rail diesel engine.
Background
A high-pressure common rail diesel engine refers to an oil supply machine in which the generation of injection pressure and injection process are completely separated from each other in a closed-loop system composed of a high-pressure oil pump, a pressure sensor, and an electronic control unit. The high-pressure fuel is delivered to a common fuel supply pipe by a high-pressure fuel pump, the accurate control is realized through the oil pressure in the common fuel supply pipe, the pressure of the high-pressure fuel pipe is irrelevant to the rotating speed of an engine, the degree of the change of the fuel supply pressure of a diesel engine along with the rotating speed of the engine can be greatly reduced, and a fuel rail, namely a high-pressure accumulator and a fuel rail, is an oil way pipeline in front of a fuel injector for supplying fuel to a cylinder of an internal combustion engine. It comprises a fuel inlet and a sleeve connected to a plurality of fuel injectors. Some fuel rails have a fuel pressure regulator at one end.
The existing diesel engine is internally connected with a fuel rail, namely the fuel rail, but the fuel rail needs to be subjected to pressure test before working, the fuel rail qualified in test can be put into use, otherwise, the fuel rail unqualified in pressure test needs to be abandoned, once put into use, a large number of potential safety hazards can appear, the damage to a vehicle can be possibly caused, even the life safety of a user is endangered, but the existing device for testing the pressure of the fuel rail can only test a part of the fuel rail, and if the fuel rail needs to be subjected to omnibearing pressure test, the test position needs to be manually adjusted, so that great inconvenience is brought to the test.
Disclosure of Invention
The utility model provides an oil rail pressure detection device for a high-pressure common rail diesel engine, which aims to overcome the defects of the prior art and has the following technical scheme.
The utility model provides a be used for high pressure common rail diesel engine oil rail pressure detection device, including transport mechanism, first detection mechanism and second detection mechanism all install on transport mechanism, the second detection mechanism is located one side of first detection mechanism, first detection mechanism includes moving mechanism, press from both sides and get the mechanism, two sealed extrusion mechanism, two transmission pipeline and two electric water valve, two sealed extrusion mechanism are installed respectively in transport mechanism's both sides, two transmission pipeline run through respectively and install on two sealed extrusion mechanism, two electric water valve are installed respectively on two transmission pipeline, moving mechanism installs on transport mechanism, press from both sides and get the mechanism and install on moving mechanism, and press from both sides and get the mechanism and be located sealed extrusion mechanism's top, the second detection mechanism includes vertical extrusion mechanism and two horizontal extrusion mechanisms, two horizontal extrusion mechanisms are installed respectively in transport mechanism's both sides, vertical extrusion mechanism installs in the top between two horizontal extrusion mechanisms.
Further, the seal extrusion mechanism comprises a first cylinder and a sealing plug, the first cylinder is arranged on the conveying mechanism, the sealing plug is arranged at the piston end of the first cylinder, and the conveying pipeline penetrates through the sealing plug.
Further, vertical extrusion mechanism includes linear guide mechanism, connecting block and presses the briquetting, and linear guide mechanism is vertical installs in transport mechanism top, and the connecting block is installed on linear guide mechanism, presses the briquetting shaping in the bottom of connecting block.
Further, the bottom surface of the pressing block is arranged in an arc shape.
Further, the transverse extrusion mechanism comprises a second cylinder and an extrusion block, the second cylinder is arranged on the conveying mechanism, and the extrusion block is arranged on the piston end of the second cylinder.
Compared with the prior art, the utility model has the beneficial effects that:
after placing the oil rail on transport mechanism, press from both sides and get mechanism centre gripping oil rail, the sealed extrusion mechanism extrusion of both sides seals the both sides of oil rail, and rethread transmission pipeline and electric water valve transmission liquid get into the oil rail, detect oil rail inner wall compressive capacity, the first detection mechanism of separation again, and the oil rail is conveyed to the second detection mechanism under and is detected to can carry out all-round pressure test, strengthen the convenience of detection.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic diagram of another embodiment of the present utility model.
The reference numerals are respectively: the device comprises a conveying mechanism 1, a first detecting mechanism 2, a second detecting mechanism 3, a moving mechanism 4, a clamping mechanism 5, a sealing extrusion mechanism 6, a transmission pipeline 7, an electric water valve 8, a vertical extrusion mechanism 9, a transverse extrusion mechanism 10, a first air cylinder 11, a sealing plug 12, a linear guide rail mechanism 13, a connecting block 14, a pressing block 15, a second air cylinder 16 and an extrusion block 17.
Detailed Description
As shown in fig. 1-2, an oil rail pressure detection device for a high-pressure common rail diesel engine comprises a conveying mechanism 1, a first detection mechanism 2 and a second detection mechanism 3, wherein the first detection mechanism 2 and the second detection mechanism 3 are both installed on the conveying mechanism 1, the second detection mechanism 3 is located on one side of the first detection mechanism 2, the first detection mechanism 2 comprises a moving mechanism 4, a clamping mechanism 5, two sealing extrusion mechanisms 6, two conveying pipelines 7 and two electric water valves 8, the two sealing extrusion mechanisms 6 are respectively installed on two sides of the conveying mechanism 1, the two conveying pipelines 7 respectively penetrate through and are installed on the two sealing extrusion mechanisms 6, the two electric water valves 8 are respectively installed on the two conveying pipelines 7, the moving mechanism 4 is installed on the conveying mechanism 1, the clamping mechanism 5 is installed on the moving mechanism 4, the clamping mechanism 5 is located above the sealing extrusion mechanisms 6, the second detection mechanism 3 comprises a vertical extrusion mechanism 9 and two transverse extrusion mechanisms 10, the two transverse extrusion mechanisms 10 are respectively installed on two sides of the conveying mechanism 1, and the vertical extrusion mechanism 9 is installed above the two transverse extrusion mechanisms 10.
Further described, after the oil rail is placed on the conveying mechanism 1, the clamping mechanism 5 clamps the oil rail, the sealing extrusion mechanisms 6 on two sides extrude and seal the two sides of the oil rail, liquid is conveyed to enter the oil rail through the conveying pipeline 7 and the electric water valve 8, the pressure bearing capacity of the inner wall of the oil rail is detected, the first detecting mechanism 2 is separated again, and the oil rail is conveyed to the second detecting mechanism 3 for detection, so that the omnibearing pressure test can be carried out, and the convenience of detection is enhanced.
Further, the seal extrusion mechanism 6 comprises a first cylinder 11 and a sealing plug 12, the first cylinder 11 is arranged on the conveying mechanism 1, the sealing plug 12 is arranged at the piston end of the first cylinder 11, and the conveying pipeline 7 penetrates through the sealing plug 12; the first cylinder 11 pushes the sealing plug 12 to plug the two ends of the oil rail, and then transfusion detection pressure is carried out.
Further, the vertical extrusion mechanism 9 includes a linear guide mechanism 13, a connection block 14, and a pressing block 15, the linear guide mechanism 13 is vertically installed above the conveying mechanism 1, the connection block 14 is installed on the linear guide mechanism 13, and the pressing block 15 is formed at the bottom of the connection block 14.
Further, the bottom surface of the pressing block 15 is arranged in an arc shape; fitting the pressing block 15 to the oil rail is convenient for pressure detection.
Further, the lateral pressing mechanism 10 includes a second cylinder 16 and a pressing block 17, the second cylinder 16 is mounted on the conveying mechanism 1, and the pressing block 17 is mounted on a piston end of the second cylinder 16; the detection range is enlarged.
Various other corresponding changes and modifications will occur to those skilled in the art from the disclosure herein, and all such changes and modifications are intended to be included within the scope of the present utility model.
Claims (5)
1. The utility model provides a be used for high pressure common rail diesel engine oil rail pressure detection device which characterized in that: including transport mechanism, first detection mechanism and second detection mechanism all install on transport mechanism, second detection mechanism is located one side of first detection mechanism, first detection mechanism includes moving mechanism, press from both sides and get the mechanism, two sealed extrusion mechanism, two transmission pipes and two electric water valve, two sealed extrusion mechanism install respectively in transport mechanism's both sides, two transmission pipes run through respectively and install on two sealed extrusion mechanism, two electric water valve install respectively on two transmission pipes, moving mechanism installs on transport mechanism, press from both sides and get the mechanism and install on moving mechanism, and press from both sides and get the mechanism and be located the top of sealed extrusion mechanism, second detection mechanism includes vertical extrusion mechanism and two horizontal extrusion mechanism, two horizontal extrusion mechanisms install respectively in transport mechanism's both sides, vertical extrusion mechanism installs in the top between the two horizontal extrusion mechanism.
2. The fuel rail pressure detection device for a high-pressure common rail diesel engine as claimed in claim 1, wherein: the sealing extrusion mechanism comprises a first cylinder and a sealing plug, the first cylinder is arranged on the conveying mechanism, the sealing plug is arranged at the piston end of the first cylinder, and the conveying pipeline penetrates through the sealing plug.
3. The fuel rail pressure detection device for a high-pressure common rail diesel engine as claimed in claim 1, wherein: the vertical extrusion mechanism comprises a linear guide rail mechanism, a connecting block and a pressing block, wherein the linear guide rail mechanism is vertically arranged above the conveying mechanism, the connecting block is arranged on the linear guide rail mechanism, and the pressing block is formed at the bottom of the connecting block.
4. A rail pressure sensing apparatus for a high pressure common rail diesel engine as claimed in claim 3, wherein: the bottom surface of the pressing block is arranged in an arc shape.
5. The fuel rail pressure detection device for a high-pressure common rail diesel engine as claimed in claim 1, wherein: the transverse extrusion mechanism comprises a second cylinder and an extrusion block, the second cylinder is arranged on the conveying mechanism, and the extrusion block is arranged on the piston end of the second cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223517595.7U CN219284536U (en) | 2022-12-28 | 2022-12-28 | Be used for high pressure common rail diesel engine oil rail pressure detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223517595.7U CN219284536U (en) | 2022-12-28 | 2022-12-28 | Be used for high pressure common rail diesel engine oil rail pressure detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219284536U true CN219284536U (en) | 2023-06-30 |
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ID=86922954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223517595.7U Active CN219284536U (en) | 2022-12-28 | 2022-12-28 | Be used for high pressure common rail diesel engine oil rail pressure detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219284536U (en) |
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2022
- 2022-12-28 CN CN202223517595.7U patent/CN219284536U/en active Active
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