CN211116358U

CN211116358U - Oil spout pipe with safe steady voltage effect

Info

Publication number: CN211116358U
Application number: CN201921579405.XU
Authority: CN
Inventors: 张汝冲
Original assignee: Changshu Junchi Science And Technology Co ltd
Current assignee: Changshu Junchi Science And Technology Co ltd
Priority date: 2019-09-23
Filing date: 2019-09-23
Publication date: 2020-07-28
Anticipated expiration: 2029-09-23

Abstract

The utility model discloses an oil injection pipe with safe pressure stabilizing effect, which is formed by integral processing and comprises an oil receiving pipe section, an oil injection pipe section and a transitional connecting pipe section, wherein the oil receiving pipe section is hermetically connected with a main oil pipe; the oil spraying pipe is made of stainless steel materials, the oil spraying pipe body is preformed by adopting a drawing process, and then the oil spraying pipe is obtained by bending and forming; the transition connecting pipe section comprises an outer bending arc pipe section connected with the oil receiving pipe section, a middle inclined pipe section and an inner bending arc pipe section connected with the oil injection pipe section; the utility model discloses a carry out simple specific structural design to self, realized simultaneously to the safe steady voltage of oil spout pipeline and the reliable oil spout effect of uniform velocity, effectively guaranteed the fail safe nature of engine.

Description

Oil spout pipe with safe steady voltage effect

Technical Field

The utility model belongs to accessory for the automobile engine, concretely relates to spout oil pipe with safe steady voltage effect.

Background

The oil injection pipe is used as an important structure in an oil way system of an automobile engine, and the processing performance of the oil injection pipe is closely related to the dynamic performance of the engine. Therefore, in order to meet the oil supply and installation requirements of various oil way systems, more oil injection pipes with different dimensions are produced and applied to the oil way system of the automobile engine. In the prior art, in order to meet the requirements of a specific installation layout structure, the fuel injection pipes with different dimensions are basically designed into fuel injection pipe structures with arc-shaped bent shapes. In order to enable the oil way to be uniformly distributed, an automobile engine manufacturer can arrange the double-layer sleeved oil injection pipe connecting structure, the structural cost is high, and uncertain factors are increased for the reliability of an oil injection effect.

The utility model with the publication number of CN202438500U discloses an oil injection pipe, which is provided with an oil injection pipe cleaning oil input port and an oil injection nozzle, wherein the cross section of the inlet end of the oil injection nozzle is circular, and the cross section of the oil injection nozzle gradually decreases from the inlet end or the rear part of the inlet end until the cross section of the outlet of the oil injection nozzle is in a long round hole shape; this scheme provides the oil pipe environment and is unfavorable for oil body steady voltage, and oil injection pressure is unstable.

The applicant finds that the structural design of the oil spraying pipe in the prior art is based on the consideration of the installation layout requirement, and the oil spraying path flow field of the oil spraying pipe is rarely adjusted by carrying out specific structural design on the oil spraying pipe, so that different oil spraying effects are realized, and different oil supply requirements of oil spraying branches in an engine system are met.

Therefore, the applicant determines to improve the relevant structure of the oil injection pipe based on years of processing experience of pipe parts and accumulated theoretical knowledge about the oil body flow field, so as to realize the oil injection pipe structure with different oil injection effects. For this reason, the applicant has filed a patent application for the structure of the fuel injection pipes with different fuel injection effects.

Disclosure of Invention

In view of this, the utility model aims at providing an spout oil pipe with safe steady voltage effect through carrying out simple specific structural design to self, has realized effectively having guaranteed the fail safe nature of engine to the safe steady voltage of spouting the oil pipe way and the reliable oil spout effect of uniform velocity simultaneously.

The utility model adopts the technical scheme as follows:

a fuel spray pipe with safe pressure stabilizing effect is integrally formed and comprises a fuel receiving pipe section, a fuel spray pipe section and a transitional connecting pipe section, wherein the fuel receiving pipe section is hermetically connected with a main fuel pipe; the oil spraying pipe is made of stainless steel materials, an oil spraying pipe body is preformed through a drawing process, and then the oil spraying pipe is obtained through bending and forming;

the transition connecting pipe section comprises an outer bending arc pipe section connected with the oil receiving pipe section, a middle inclined pipe section and an inner bending arc pipe section connected with the oil injection pipe section; wherein the included angle between the intermediate inclined pipe section and the oil receiving pipe section ranges from 170 ° to 178 °, and the included angle between the intermediate inclined pipe section and the oil injection pipe section ranges from 140 ° to 160 °; and the oil injection pipe section comprises a conical pipe unit connected with the inner bending arc pipe section, the other end of the conical pipe unit is connected with an oil injection nozzle, and the caliber of the oil injection nozzle is smaller than that of the transition connection pipe section.

Preferably, the length of the inner bending arc pipe section is greater than that of the outer bending arc pipe section and is less than that of the middle inclined pipe section; meanwhile, the length of the conical pipe unit is smaller than that of the inner bending arc pipe section.

Preferably, an included angle between the intermediate inclined tube section and the oil receiving tube section is 176 °, and an included angle between the intermediate inclined tube section and the oil injection tube section is 149 °.

Preferably, the outer curved arc tube section and/or the inner curved arc tube section are provided with reinforcing folds.

The utility model adopts the transition connecting pipe section to realize the connection between the butt-joint oil pipe section and the oil spraying pipe section, and simultaneously creatively provides the transition connecting pipe section structure with specific angles of the external bending arc pipe section, the middle inclined pipe section and the internal bending arc pipe section, when in actual work, firstly the external bending arc pipe section and the middle inclined pipe section which are connected with each other are used for pre-stabilizing the pressure of the oil body in the pipeline and basically cannot cause the loss of the oil body pressure of the pipe section, then the middle inclined pipe section and the internal bending arc pipe section which are connected with each other are used for stabilizing the pressure of the oil body in the pipeline, and finally the uniform oil spraying effect is realized by the pressurization of the oil spraying pipe section, the utility model can ensure to be finished under the safe and stable pressure environment in the whole working process, and simultaneously, the transition connecting pipe section with specific structure can not cause larger energy loss to the pressure of the oil body, thereby ensuring the uniform and reliable oil spraying effect, finally, the safety and reliability of the engine are effectively ensured; simultaneously the utility model discloses a draw technology preforming and spout oil pipe body, then obtain through the shaping of bending and spout the oil pipe, the machine-shaping process is simple, machining efficiency is high and can realize the high accurate shaping effect to the oil spout pipeline, and then ensures the safe operation of spouting the oil pipe way, need not adopt outside cover to establish the structural design of cup jointing the pipe, and structural cost is low, is fit for carrying out scale popularization and application.

Drawings

Fig. 1 is a schematic structural view of the fuel injection pipe 3 with a safe pressure stabilizing effect according to the embodiment of the present invention.

Detailed Description

The embodiment of the utility model discloses an oil injection pipe with safe pressure stabilizing effect, which is formed by integral processing and comprises an oil receiving pipe section which is hermetically connected with a main oil pipe, an oil injection pipe section which is provided with an oil injection nozzle and a transitional connecting pipe section which is positioned between the oil receiving pipe section and the oil injection pipe section; the oil spraying pipe is made of stainless steel materials, the oil spraying pipe body is preformed by adopting a drawing process, and then the oil spraying pipe is obtained by bending and forming; the transition connecting pipe section comprises an outer bending arc pipe section connected with the oil receiving pipe section, a middle inclined pipe section and an inner bending arc pipe section connected with the oil injection pipe section; the included angle between the middle inclined pipe section and the oil receiving pipe section is 170-178 degrees, and the included angle between the middle inclined pipe section and the oil injection pipe section is 140-160 degrees; meanwhile, the oil injection pipe section comprises a conical pipe unit connected with the inner bending arc pipe section, the other end of the conical pipe unit is connected with an oil injection nozzle, and the caliber of the oil injection nozzle is smaller than that of the transition connection pipe section.

In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below 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, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

Referring to fig. 1, an oil injection pipe 3 with a safety and pressure stabilizing effect is integrally formed, and includes an oil receiving pipe section 31 hermetically connected to a main oil pipe (not shown), an oil injection pipe section 33 provided with an oil injection nozzle 34, and a transitional connecting pipe section 32 located between the oil receiving pipe section 31 and the oil injection pipe section 33; the oil spraying pipe 3 is made of stainless steel materials, the oil spraying pipe body is preformed through a drawing process, and then the oil spraying pipe 3 is obtained through bending and forming;

in the present embodiment, the transitional connection pipe section 32 includes an outer curved arc pipe section 32a connected to the oil receiving pipe section 31, a middle inclined pipe section 32b, and an inner curved arc pipe section 32c connected to the oil injection pipe section 33, and the oil injection pipe section 33 includes a conical pipe unit 33a connected to the inner curved arc pipe section 32c, the other end of the conical pipe unit 33a is connected to the oil injection nozzle 34, and the aperture of the oil injection nozzle 34 is smaller than the aperture of the transitional connection pipe section 32;

preferably, in the present embodiment, the length of the inner curved circular arc pipe segment 32c is greater than that of the outer curved circular arc pipe segment 32a and less than that of the intermediate oblique pipe segment 32 b; meanwhile, the length of the conical pipe unit 33a is smaller than that of the inner bending arc pipe section 32 c; the outer curved arc pipe section 32a and the inner curved arc pipe section 32c are both provided with reinforcing folded edges 35, so that the safe oil injection performance of the oil injection pipe 3 can be further ensured, and the structural arrangement of externally additionally arranging a sleeve is avoided;

in the present embodiment, the included angle Φ 1 between the intermediate oblique pipe segment 32b and the oil receiving pipe segment 31 ranges from 170 ° to 178 °, and the included angle Φ 2 between the intermediate oblique pipe segment 32b and the oil injection pipe segment 33 ranges from 140 ° to 160 °; specifically, preferably, in the present embodiment, the included angle Φ 1 between the intermediate oblique pipe section 32b and the oil receiving pipe section 31 is 176 °, and the included angle Φ 2 between the intermediate oblique pipe section and the oil injection pipe section is 149 °.

In the embodiment, the transitional connecting pipe section 32 is adopted to realize the connection between the oil connecting pipe section 31 and the oil spraying pipe section 33, and the transitional connecting pipe section 32 structure with the outer bending arc pipe section 32a, the middle inclined pipe section 32b and the inner bending arc pipe section 32c and a specific angle is also newly provided, during actual work, firstly the outer bending arc pipe section 32a and the middle inclined pipe section 32b which are connected with each other are used for pre-stabilizing the pressure of the oil body in the pipeline and basically not causing loss to the oil body pressure of the pipe sections, then the middle inclined pipe section 32b and the inner bending arc pipe section 32c which are connected with each other are used for stabilizing the pressure of the oil body in the pipeline, and finally uniform oil spraying effect is realized through the pressurization of the oil spraying pipe section 33, the embodiment can be ensured to be finished under the safe and stable pressure environment in the whole work process, and simultaneously, the transitional connecting pipe section 32 with the specific structure can not cause large energy loss to the pressure of the oil body, thereby ensuring the reliable oil injection effect of uniform speed and finally effectively ensuring the safety and reliability of the engine; simultaneously this embodiment adopts drawing technology preforming to spout oil pipe body, then obtains to spout oil pipe 3 through the shaping of bending, and the machine-shaping process is simple, machining efficiency is high and can realize the high accurate shaping effect to spout oil pipe section 33, and then ensures the safe operation of whole oil spout pipeline, need not adopt outside cover to establish the structural design of bell and spigot joint pipe, and structural cost is low, is fit for carrying out scale popularization and application.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An oil injection pipe with a safe pressure stabilizing effect is integrally formed and is characterized by comprising an oil receiving pipe section, an oil injection pipe section and a transitional connecting pipe section, wherein the oil receiving pipe section is hermetically connected with a main oil pipe; the oil spraying pipe is made of stainless steel materials, an oil spraying pipe body is preformed through a drawing process, and then the oil spraying pipe is obtained through bending and forming;

2. The fuel injection pipe with the safety and pressure stabilizing effect as claimed in claim 1, wherein the length of the inner curved arc pipe section is greater than the length of the outer curved arc pipe section and less than the length of the intermediate inclined pipe section; meanwhile, the length of the conical pipe unit is smaller than that of the inner bending arc pipe section.

3. The fuel injection pipe with the safety and pressure stabilizing effect according to claim 1, wherein an included angle between the intermediate inclined pipe section and the fuel receiving pipe section is 176 °, and an included angle between the intermediate inclined pipe section and the fuel injection pipe section is 149 °.

4. The fuel injection pipe with the effect of safely stabilizing pressure according to claim 1, wherein the outer curved arc-shaped pipe section and/or the inner curved arc-shaped pipe section is provided with a reinforcing flange.