CN214304127U - Diesel engine electric control high-pressure common rail pipeline - Google Patents
Diesel engine electric control high-pressure common rail pipeline Download PDFInfo
- Publication number
- CN214304127U CN214304127U CN202120395631.3U CN202120395631U CN214304127U CN 214304127 U CN214304127 U CN 214304127U CN 202120395631 U CN202120395631 U CN 202120395631U CN 214304127 U CN214304127 U CN 214304127U
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- Prior art keywords
- pipe
- common rail
- oil pipe
- oil
- heat
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- 238000002347 injection Methods 0.000 claims abstract description 23
- 239000007924 injection Substances 0.000 claims abstract description 23
- 230000017525 heat dissipation Effects 0.000 claims abstract description 19
- 230000006835 compression Effects 0.000 claims abstract description 9
- 238000007906 compression Methods 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 4
- 230000008878 coupling Effects 0.000 abstract description 3
- 238000010168 coupling process Methods 0.000 abstract description 3
- 238000005859 coupling reaction Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 52
- 238000005516 engineering process Methods 0.000 description 3
- 238000005253 cladding Methods 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010710 diesel engine oil Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Fuel-Injection Apparatus (AREA)
Abstract
The utility model discloses an electrically controlled high-pressure common rail pipeline of a diesel engine, which belongs to the technical field of oil pipes of diesel engines, and comprises an oil injection pipe and a common rail oil pipe, wherein the oil injection pipe is connected with the common rail oil pipe through a connecting mechanism, the common rail oil pipe comprises a pipe body, the outer surface of the pipe body is coated with a heat collecting pipe, the outer surface of the heat collecting pipe is coated with a heat dissipation cavity, a water inlet is arranged on the heat dissipation cavity, a plurality of heat conducting fins are connected between the heat dissipation cavity and the heat collecting pipe, the connecting mechanism comprises a fixed pipe, one end of the fixed pipe is fixedly connected with the common rail oil pipe, the other end of the fixed pipe is provided with a ring groove, and the bottom end of the ring groove is provided with a compression spring; the utility model discloses a thermal-collecting tube and the conducting strip that are equipped with can lead away common rail oil pipe's most heat to the heat dissipation has reduced the temperature when common rail oil pipe uses, has prolonged its life, simultaneously through the coupling mechanism who is equipped with and the cooperation of spouting support column and the fixture block on the oil pipe, conveniently will spout the oil pipe and be connected with common rail oil pipe, and the workman's of being convenient for installation dismantles the maintenance.
Description
Technical Field
The utility model relates to a diesel engine oil pipe technical field, concretely relates to automatically controlled high pressure common rail line of diesel engine.
Background
With the progress of the related research and technology of the diesel engine, the electric control high-pressure common rail fuel system is more and more widely applied. The high-pressure common rail electric injection technology is an oil supply mode which completely separates the generation of injection pressure from the injection process in a closed-loop system consisting of a high-pressure oil pump, a pressure sensor and an electronic control unit, namely, the high-pressure common rail electric injection technology can not only control the oil injection quantity and the oil injection timing, but also adjust the oil injection pressure during working. The fuel oil is pressurized by the high-pressure oil pump, reaches the corresponding required oil pressure and then is conveyed to the fuel oil common rail pipe, and enters the oil injector after reaching a relatively stable state. By the common rail system, the injection pressure can be kept at an optimal value under various working conditions without being influenced by the rotating speed and the load, so that the control flexibility and the control precision of the system are higher.
The oil inlet of the existing diesel engine electromagnetic oil injector is connected with the common rail pipe mostly in a threaded manner, the connection mode is inconvenient to install and detach, the air tightness is not enough, the diesel engine does not have good heat dissipation performance when working, the oil pipe of the traditional common rail oil pipe is not good in heat dissipation performance, the common rail oil pipe is easy to damage after the diesel engine works for a long time, and the service life of the common rail oil pipe is shortened.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatically controlled high pressure common rail line of diesel engine for solve and spout oil pipe and be connected inconvenient installation with common rail oil pipe and dismantle and the poor problem of common rail oil pipe thermal diffusivity.
The purpose of the utility model can be realized by the following technical scheme:
an electric control high-pressure common rail pipeline of a diesel engine comprises an oil injection pipe and a common rail oil pipe, wherein the oil injection pipe is connected with the common rail oil pipe through a connecting mechanism, the common rail oil pipe comprises a pipe body, a heat collecting pipe is coated on the outer surface of the pipe body, a heat dissipation cavity is coated on the outer surface of the heat collecting pipe, a water inlet is formed in the heat dissipation cavity, and a plurality of heat conducting fins are connected between the heat dissipation cavity and the heat collecting pipe;
the connecting mechanism comprises a fixed pipe, one end of the fixed pipe is fixedly connected with the common rail oil pipe, the other end of the fixed pipe is provided with an annular groove, the bottom end of the annular groove is provided with a compression spring, the top end of the compression spring is provided with an annular supporting plate, two baffle plates are symmetrically arranged in the annular groove, and the baffle plates are positioned above the annular supporting plate;
one side of the oil injection pipe close to the common rail oil pipe is symmetrically provided with two support columns, and the side walls of the support columns are fixedly provided with clamping blocks.
Furthermore, the lateral wall of support column is fixed and is equipped with first magnet, the fixed second magnet that is equipped with on the lateral wall of baffle, first magnet and second magnet inter attraction.
Furthermore, one side of the clamping block, which is close to the oil injection pipe, is provided with a plurality of clamping grooves, one side of the baffle, which is close to the annular supporting plate, is fixedly provided with a plurality of clamping columns, and the clamping columns are matched with the clamping grooves.
Further, a sealing ring is arranged between the oil injection pipe and the connecting mechanism.
The utility model has the advantages that:
the utility model discloses a thermal-collecting tube and the conducting strip that are equipped with can lead away common rail oil pipe's most heat to the heat dissipation has reduced the temperature when common rail oil pipe uses, has prolonged its life, simultaneously through the coupling mechanism who is equipped with and the cooperation of spouting support column and the fixture block on the oil pipe, conveniently will spout the oil pipe and be connected with common rail oil pipe, and the workman's of being convenient for installation dismantles the maintenance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts;
fig. 1 is a schematic diagram of the explosion structure of the present invention;
FIG. 2 is a schematic structural view of a common rail;
FIG. 3 is a schematic view of the overall construction of the connection mechanism;
FIG. 4 is a schematic view of the internal structure of the connection mechanism;
fig. 5 is a schematic view of the structure of the oil spray pipe.
The reference numbers in the figures illustrate:
1. an oil spray pipe; 2. a common rail oil pipe; 3. a connecting mechanism; 4. a pipe body; 5. a heat collecting pipe; 6. a heat dissipation cavity; 7. a water inlet; 8. a heat conductive sheet; 9. a fixed tube; 10. an annular groove; 11. a compression spring; 12. an annular support plate; 13. a baffle plate; 14. a support pillar; 15. a clamping block; 16. a first magnet; 17. a second magnet; 18. a card slot; 19. clamping the column; 20. and (5) sealing rings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
The utility model provides an automatically controlled high pressure common rail pipe way of diesel engine, as shown in figure 1, including spouting oil pipe 1 and sharing rail oil pipe 2, it is connected with sharing rail oil pipe 2 through coupling mechanism 3 to spout oil pipe 1, as shown in figure 2, it includes body 4 to share rail oil pipe 2, the surface cladding of body 4 has thermal-collecting tube 5, the surface cladding of thermal-collecting tube 5 has heat dissipation cavity 6, be equipped with water inlet 7 on the heat dissipation cavity 6, be connected with a plurality of conducting strip 8 between heat dissipation cavity 6 and the thermal-collecting tube 5, thermal-collecting tube 5 concentrates the heat on sharing rail oil pipe 2, and on leading-in collocation heat dissipation cavity 6 fast through conducting strip 8, can put the cooling water in the heat dissipation cavity 6, dispel the heat to the heat, thereby protect sharing rail oil pipe 2, prolong its life cycle.
As shown in fig. 3-5, the connecting mechanism 3 includes a fixed tube 9, one end of the fixed tube 9 is fixedly connected to the common rail oil pipe 2, the other end of the fixed tube 9 is provided with an annular groove 10, the bottom end of the annular groove 10 is provided with a compression spring 11, the top end of the compression spring 11 is provided with an annular support plate 12, two baffles 13 are symmetrically arranged in the annular groove 10, the baffles 13 are located above the annular support plate 12, two support columns 14 are symmetrically arranged on one side of the oil injection pipe 1 close to the common rail oil pipe 2, the side walls of the support columns 14 are fixedly provided with fixture blocks 15, the side walls of the support columns 14 are fixedly provided with first magnets 16, the side walls of the baffles 13 are fixedly provided with second magnets 17, the first magnets 16 and the second magnets 17 attract each other, one side of the fixture blocks 15 close to the oil injection pipe 1 is provided with a plurality of clamping slots 18, one side of the baffles 13 close to the annular support plate 12 is fixedly provided with a plurality of clamping posts 19, and the clamping slots 18 are matched with each other, the first magnet 16 and the second magnet 17, the clamping groove 18 and the clamping column 19 are matched, so that the clamping block 15 is clamped between the annular supporting plate 12 and the baffle plate 13 more stably and is not easy to loosen, a sealing ring 20 is further arranged between the oil injection pipe 1 and the connecting mechanism 3, and the sealing ring 20 can seal the joint to prevent oil from being exposed.
The utility model discloses when the installation, put into ring channel 10 with support column 14 in, hard towards the direction extrusion and the rotatory common rail oil pipe 2 of spout oil pipe 1, through compression spring 11 flexible, rotate between annular support plate 12 and baffle 13 with fixture block 15, then loosen, can be with fixture block 15 card between annular support plate 12 and baffle 13, the first magnet 16 and the second magnet 17 that are equipped with can be fixed with support column 14 and baffle 13's lateral wall, draw-in groove 18 and the cooperation of card post 19, can be with fixture block 15 and baffle 13's bottom mounting, make more firm that whole device is connected, thereby will spout oil pipe 1 and be connected with common rail oil pipe 2, easy to assemble dismantlement.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (4)
1. An electronic control high-pressure common rail pipeline of a diesel engine comprises an oil injection pipe (1) and a common rail oil pipe (2), and is characterized in that the oil injection pipe (1) is connected with the common rail oil pipe (2) through a connecting mechanism (3), the common rail oil pipe (2) comprises a pipe body (4), the outer surface of the pipe body (4) is coated with a heat collecting pipe (5), the outer surface of the heat collecting pipe (5) is coated with a heat dissipation cavity (6), a water inlet (7) is formed in the heat dissipation cavity (6), and a plurality of heat conducting fins (8) are connected between the heat dissipation cavity (6) and the heat collecting pipe (5);
the connecting mechanism (3) comprises a fixed pipe (9), one end of the fixed pipe (9) is fixedly connected with the common rail oil pipe (2), the other end of the fixed pipe (9) is provided with an annular groove (10), the bottom end of the annular groove (10) is provided with a compression spring (11), the top end of the compression spring (11) is provided with an annular supporting plate (12), two baffle plates (13) are symmetrically arranged in the annular groove (10), and the baffle plates (13) are positioned above the annular supporting plate (12);
one side of the oil injection pipe (1) close to the common rail oil pipe (2) is symmetrically provided with two supporting columns (14), and the side walls of the supporting columns (14) are fixedly provided with clamping blocks (15).
2. The electric control high-pressure common rail pipeline of the diesel engine according to claim 1, wherein a first magnet (16) is fixedly arranged on a side wall of the supporting column (14), a second magnet (17) is fixedly arranged on a side wall of the baffle plate (13), and the first magnet (16) and the second magnet (17) attract each other.
3. The electric control high-pressure common rail pipeline of the diesel engine according to claim 1, wherein a plurality of clamping grooves (18) are formed in one side of the clamping block (15) close to the oil injection pipe (1), a plurality of clamping columns (19) are fixedly arranged on one side of the baffle plate (13) close to the annular support plate (12), and the clamping columns (19) are matched with the clamping grooves (18).
4. The electric control high-pressure common rail pipeline of the diesel engine according to claim 1, characterized in that a sealing ring (20) is further arranged between the oil injection pipe (1) and the connecting mechanism (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120395631.3U CN214304127U (en) | 2021-02-22 | 2021-02-22 | Diesel engine electric control high-pressure common rail pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120395631.3U CN214304127U (en) | 2021-02-22 | 2021-02-22 | Diesel engine electric control high-pressure common rail pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214304127U true CN214304127U (en) | 2021-09-28 |
Family
ID=77834577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120395631.3U Active CN214304127U (en) | 2021-02-22 | 2021-02-22 | Diesel engine electric control high-pressure common rail pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214304127U (en) |
-
2021
- 2021-02-22 CN CN202120395631.3U patent/CN214304127U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240905 Address after: No. 216-218, Door 4, Building 4, Huaiyuan Lane, Sheng'an Street, Heping District, Tianjin, with a budget of 300000 RMB Patentee after: Chang Meng Country or region after: China Address before: 246003 room 210, building 1, science and technology entrepreneurship Park, No. 80, Tianzhushan Road, economic development zone, Anqing City, Anhui Province Patentee before: Anqing Zhenyi automobile parts remanufacturing Co.,Ltd. Country or region before: China |