CN219948303U - Oil inlet pipe assembly and automobile - Google Patents
Oil inlet pipe assembly and automobile Download PDFInfo
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- CN219948303U CN219948303U CN202321330947.XU CN202321330947U CN219948303U CN 219948303 U CN219948303 U CN 219948303U CN 202321330947 U CN202321330947 U CN 202321330947U CN 219948303 U CN219948303 U CN 219948303U
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- hose
- pipe
- core
- oil inlet
- core pipe
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- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 230000003044 adaptive effect Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
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- Power Steering Mechanism (AREA)
Abstract
The utility model discloses an oil inlet pipe assembly and an automobile, which comprise a first connecting part used for connecting a steering pump, a first core pipe fixedly connected to one end of the first connecting part far away from the steering pump, a first hose, a second core pipe, a second hose, a third core pipe and a second connecting part which is fixed to one end of the third core pipe far away from the second hose and is used for connecting a steering gear, wherein the first hose, the second core pipe, the second hose and the third core pipe are sequentially arranged at one end of the first core pipe far away from the first connecting part, the second hose and the third core pipe, and the second connecting part is fixed at one end of the third core pipe far away from the second hose.
Description
Technical Field
The utility model relates to the technical field of automobile steering, in particular to an oil inlet pipe assembly and an automobile.
Background
In the automobile steering, the hydraulic power steering is to drive an oil pump by the power of an automobile engine, and the steering force of a front steering wheel is increased by a steering force device through hydraulic force, so that the steering is light, the transmission ratio of a steering device can be properly selected, the requirements of steering sensitivity and automobile driving safety are met, the hydraulic power steering system is widely applied to automobiles, the power of the engine is fully utilized, the power can be well assisted at medium and high speeds, the idle speed can be increased through a pressure switch during idle speed, and the power assisting effect during idle speed is increased.
The oil pipe is an oil way for connecting the steering pump and the steering gear, so that the installation feasibility and the sealing performance of the hydraulic system are ensured, the pressure required by steering power is provided, and the stable output of steering liquid to the steering gear is ensured.
The design of the oil inlet pipe of the conventional pick-up truck type steering gear generally adopts the design of a whole body hard pipe, the design is simple, and the cost is lower, but because the inside of the oil inlet pipe of the steering gear needs to bear higher pressure, high-pressure oil can impact the pipe wall in the fluid movement process to cause vibration of the pipe body, thereby noise and other abnormal phenomena occur, and particularly the noise is more obvious under the conditions of rapid steering of a steering wheel and steering limit during steering.
Disclosure of Invention
Based on the above, the utility model aims to provide an oil inlet pipe assembly, which aims to solve the problem that the design of the oil inlet pipe of the existing pickup truck type steering gear generally adopts the design of a whole body hard pipe, and steering noise is easy to occur in the prior art.
The utility model provides an oil inlet pipe assembly which comprises a first connecting part, a first core pipe, a first hose, a second core pipe, a second hose, a third core pipe and a second connecting part, wherein the first connecting part is used for connecting a steering pump, the first core pipe is fixedly connected to one end, far away from the steering pump, of the first connecting part, the first hose, the second core pipe, the second hose and the third core pipe are sequentially arranged at one end, far away from the first connecting part, of the first core pipe, and the second connecting part is fixedly arranged at one end, far away from the second hose, of the third core pipe and is used for connecting a steering gear;
the first hose and the second hose are staggered, are respectively arranged among the first core tube, the second core tube and the third core tube, and are sequentially connected through connecting pipes.
Above-mentioned, advance oil pipe assembly mainly by first connecting portion, first core pipe, first hose, the second core pipe, the second hose, third core pipe and second connecting portion, arrange in proper order and constitute, wherein the design of body adopts the hard tube + hose + hard tube, concrete, two hose designs can cushion the high-pressure oil liquid impact that turns to the pump transmission twice, reduce hydraulic impact, multiple department adopts the crooked design to also can dismantle the impact to the pipe wall under the fluid straight line transmission state to a certain extent on the cooperation three core pipe simultaneously, after-sale steering hydraulic system noise big problem has been solved well, whole car spare part quality has been promoted, steering hydraulic system NVH level has been optimized, the design of current pick-up truck steering gear advances oil pipe adopts the design of whole body hard tube generally, easily the problem of turning to the noise appears.
In addition, the oil inlet pipe assembly provided by the utility model can also have the following additional technical characteristics:
further, the first core tube is in a pressure-reducing C-shaped design near the first connecting part.
Further, the first core tube is in a reduced pressure U-shaped design near the first hose.
Further, at least one steel ring is sleeved on the periphery of the middle of the first core tube.
Further, the middle part of the second core tube is sleeved with a mounting frame.
Further, the two ends of the first hose and the second hose are fixedly connected with connecting pipes.
Further, the first hose comprises a power steering rubber pipe arranged on the outer surface, at least one rubber pad sleeved outside the power steering rubber pipe, and buffer pipes embedded at two ends of the inner side of the power steering rubber pipe and arranged close to the connecting pipe fitting.
Further, a connecting pipe part is arranged on one side, far away from the rubber pad, of the buffer tube, and the connecting pipe part is respectively used for being connected with the first core tube, the second core tube and the third core tube in an adaptive mode.
In addition, the utility model also provides an automobile, which comprises an oil inlet pipe assembly arranged on the automobile.
Drawings
FIG. 1 is a schematic view of a frame assembly and an oil inlet pipe assembly according to an embodiment of the present utility model;
FIG. 2 is a schematic front view of a first hose in an oil inlet pipe assembly according to an embodiment of the present utility model;
fig. 3 is a schematic cross-sectional view of a first hose in an oil inlet pipe assembly according to an embodiment of the present utility model.
Main structural symbol description:
| first connecting part | 1 | Pipe connecting part | 53 |
| First core tube | 2 | Buffer tube | 54 |
| Steel ring | 3 | Second core tube | 6 |
| Pipe fitting | 4 | Mounting rack | 7 |
| First hose | 5 | Second hose | 8 |
| Power steering rubber tube | 51 | Third core tube | 9 |
| Rubber cushion | 52 | Second connecting part | 10 |
The utility model will be further described in the following detailed description in conjunction with the above-described figures.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented in the figures. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 3, an oil inlet pipe assembly according to an embodiment of the present utility model includes a first connecting portion 1 for connecting a steering pump, a first core pipe 2 fixedly connected to one end of the first connecting portion 1 far away from the steering pump, a first hose 2, a second core pipe 6, a second hose 8, a third core pipe 9 sequentially disposed at one end of the first core pipe 2 far away from the first connecting portion 1, and a second connecting portion 10 fixed at one end of the third core pipe 9 far away from the second hose 8 and used for connecting a steering gear, wherein the first hose 5 and the second hose 8 are staggered between the first core pipe 2, the second core pipe 6, and the third core pipe 9, and are sequentially connected through a pipe connecting member 4, and it is to be noted that the first core pipe 2, the second core pipe 6, and the third core pipe 9 are all hard pipe structures.
Furthermore, the first core tube 2 is in a reduced pressure C-shaped design near the first connecting part 1, the first core tube 2 is in a reduced pressure U-shaped design near the first hose 5, at least one steel ring 3 is sleeved on the periphery of the middle part of the first core tube 2, the steel ring 3 can be used for improving the structural strength of the periphery of the first core tube 2, in addition, in some alternative embodiments, the surface of the steel ring 3 can be welded with a mounting bracket 7 to assist the oil inlet tube assembly to be connected with automobile parts, the condition that the mounting bracket 7 is directly mounted on the outer wall of the first core tube 2 to damage the structural balance of the outer wall of the first core tube 2 and cause core tube breakage is avoided, a mounting bracket 7 is sleeved on the middle part of the second core tube 6, the steel ring 3 is sleeved on the mounting bracket 7 firstly, then the mounting bracket 7 is fixed on the steel ring 3, two ends of the first hose 5 and the second hose 8 are fixedly connected with connecting tube pieces 4, the first hose 5 comprises a power steering hose 51 arranged on the outer surface, at least one rubber cushion 52 sleeved outside the power steering hose 51, a buffer tube 54 embedded at two ends of the inner side of the power steering hose 51 and arranged close to the joint pipe fitting 4, one side of the buffer tube 54 away from the rubber cushion 52 is provided with a joint pipe part 53, the joint pipe part 53 is respectively used for being in fit connection with the first core pipe 2, the second core pipe 6 and the third core pipe 9, in the alternative embodiment of the utility model, the joint pipe part 53 can be in threaded connection with the first core pipe 2, the second core pipe 6 and the third core pipe 9 so that the first core pipe 2, the second core pipe 6 and the third core pipe 9 are communicated with the buffer tank 54, and meanwhile, when the first core pipe 2, the second core pipe 6 and the third core pipe 9 are respectively connected with the first hose 5 and the second hose 8, the joint pipe part is embedded in the first hose 5 or the second hose 8, so that after the first core tube 2, the second core tube 6 and the third core tube 9 are respectively connected with the connecting tube part 53, the connecting parts are wrapped by the first hose 2 and the second hose 8, and the sealing of the connecting parts of the first core tube 2, the second core tube 6 and the third core tube 9 and the connecting tube part 53 is ensured.
In the concrete implementation of the utility model, firstly, an operator can install and fix the oil inlet pipe assembly and the automobile through the installation frame 7 according to the installation position of the oil inlet pipe assembly in the automobile, and then sequentially connect the first connecting part 1 with the steering pump of the automobile and connect the second connecting part 10 with the steering gear of the automobile, wherein the plasticity degree of the oil inlet pipe assembly in the installation process can be greatly improved through the hose structure design of the first hose 5 and the second hose 8, for example, the angle difference between the oil inlet pipe assembly and the steering pump or the steering gear is larger when the oil inlet pipe assembly is installed, the whole body of the existing oil inlet pipe assembly is a hard pipe design, so that the bending adjustment of the oil inlet pipe assembly cannot be carried out, and the suitability of the oil inlet pipe assembly in the installation process is greatly improved through the structure design of the first hose 5 and the second hose 8 on the oil inlet pipe assembly in the utility model, when the oil inlet pipe assembly is installed and used with an automobile, oil is pressurized and introduced into the first core pipe 2 by the steering pump, the oil can be firstly discharged through the C-shaped structural design of the first core pipe 2, which is close to the first connecting part 1, so that the impact of the oil just introduced to the inner wall of the first core pipe 2 is reduced, the noise problem caused by the impact of the oil on the pipe wall is reduced to a certain extent, it can be understood that larger impact is generated when the pressurized oil is linearly introduced, the linear track of the oil can be changed after the pipeline is bent, the impact of the oil can be dispersed along with the pipe to the path to achieve the purpose of discharging force, the oil is discharged again through the U-shaped structural design at the other end of the first core pipe 2 until the oil enters the first hose 5, the buffer pipe 54 arranged at the inner side of one end of the first hose 5 is firstly, the buffer tube 54 adopts a bellows type structural design to perform force unloading treatment on pressurized oil initially entering the first hose 5, so as to achieve the purpose of buffering, then, the impact of the oil on the pipe wall is reduced, the soft rubber material design of the power steering rubber pipe 51 on the outer wall of the first hose 5 is adopted, in some alternative embodiments, soft rubber materials include but are not limited to soft materials such as rubber or PU rubber materials, then, the impact of the pressurized oil on the pipe wall can be greatly reduced through the material characteristics of the power steering rubber pipe 51, thereby further reducing the noise condition of a pipe, finally, the oil is sequentially led into the second core pipe 6, the second hose 8 and the third core pipe 9 to the second connecting part 10 by the first hose 5, and then is led into the hydraulic machine to be used for providing steering assistance for an automobile, wherein the first hose 5 and the second hose 8 are of the same structural design, the principle and effect are the same, and in addition, the second core pipe 6 and the third core pipe 9 are of the structural design which all have C-shaped bending designs so as to be used for further reducing the impact caused by the pipe wall in the oil in the conduction process.
In summary, the oil inlet pipe assembly mainly comprises a first connecting part, a first core pipe 2, a first hose 5, a second core pipe 6, a second hose 8, a third core pipe 9 and a second connecting part which are sequentially arranged, wherein the design of a pipe body adopts the design of a hard pipe, a hose, a hard pipe, a hose and a hard pipe, and particularly, the design of double hoses can buffer the high-pressure oil impact transmitted by a steering pump twice, reduce the hydraulic impact, and simultaneously, the impact on the pipe wall under the state of oil linear transmission can be removed to a certain extent by matching with a plurality of parts on the three core pipes by adopting a bending design, so that the noise problem of an after-sales steering hydraulic system is well solved, the quality of parts of the whole automobile is improved, the NVH level of the steering hydraulic system is optimized, and the problem of steering noise easily occurring due to the fact that the design of the oil inlet pipe of the existing pick-up truck type steering device usually adopts the design of a whole body hard pipe is solved.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means 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 present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. 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 examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (9)
1. The oil inlet pipe assembly is characterized by comprising a first connecting part, a first core pipe, a first hose, a second core pipe, a second hose, a third core pipe and a second connecting part, wherein the first connecting part is used for connecting a steering pump, the first core pipe is fixedly connected to one end, far away from the steering pump, of the first connecting part, the first hose, the second core pipe, the second hose and the third core pipe are sequentially arranged at one end, far away from the first connecting part, of the first core pipe, and the second connecting part is fixedly arranged at one end, far away from the second hose, of the third core pipe and is used for connecting a steering gear;
the first hose and the second hose are staggered, are respectively arranged among the first core tube, the second core tube and the third core tube, and are sequentially connected through connecting pipes.
2. The oil inlet pipe assembly of claim 1, wherein the first core tube is of a reduced pressure C-type design proximate the first connection.
3. The oil inlet pipe assembly of claim 2, wherein the first core tube is of a reduced pressure U-shaped design adjacent the first hose.
4. The oil feed pipe assembly of claim 3, wherein the first core pipe is peripherally sleeved with at least one steel ring.
5. The oil inlet pipe assembly of claim 1, wherein the second core pipe is provided with a mounting bracket at a middle portion thereof.
6. The oil inlet pipe assembly of claim 1, wherein the first hose and the second hose are fixedly connected with a pipe fitting at both ends.
7. The oil inlet pipe assembly of claim 6, wherein the first hose comprises a power steering hose arranged on the outer surface, at least one rubber pad sleeved outside the power steering hose, and buffer pipes embedded at two ends of the inner side of the power steering hose and arranged close to the connecting pipe piece.
8. The oil inlet pipe assembly of claim 7, wherein a connecting pipe portion is arranged on one side, away from the rubber pad, of the buffer pipe, and the connecting pipe portion is used for being connected with the first core pipe, the second core pipe and the third core pipe in an adaptive mode.
9. An automobile, characterized in that: comprising an oil inlet pipe assembly according to any one of claims 1 to 8, said oil inlet pipe assembly being provided on a motor vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321330947.XU CN219948303U (en) | 2023-05-29 | 2023-05-29 | Oil inlet pipe assembly and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321330947.XU CN219948303U (en) | 2023-05-29 | 2023-05-29 | Oil inlet pipe assembly and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219948303U true CN219948303U (en) | 2023-11-03 |
Family
ID=88554501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321330947.XU Active CN219948303U (en) | 2023-05-29 | 2023-05-29 | Oil inlet pipe assembly and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219948303U (en) |
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2023
- 2023-05-29 CN CN202321330947.XU patent/CN219948303U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |