CN218670790U

CN218670790U - Multi-sealing high-pressure oil inlet nozzle

Info

Publication number: CN218670790U
Application number: CN202222711508.5U
Authority: CN
Inventors: 夏大树
Original assignee: Anhui Jingji Technology Co ltd
Current assignee: Anhui Jingji Technology Co ltd
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2023-03-21
Anticipated expiration: 2032-10-14

Abstract

The utility model discloses a multi-seal high-pressure oil inlet nozzle, which comprises an oil inlet nozzle main body, wherein an oil inlet is formed in one side of the oil inlet nozzle main body, and an oil inlet pipeline is arranged on one side of the oil inlet; one end of the oil inlet pipeline is connected with a connecting pipeline, a first sealing assembly is arranged in the center of the connecting pipeline, an oil outlet pipeline is arranged at one end of the connecting pipeline, a second sealing assembly is arranged in the center of the oil outlet pipeline, and an oil outlet is arranged at the other end of the oil outlet pipeline; the utility model discloses a first seal assembly who sets up for can locate to realize sealed effect to the oil inlet pipe, during high-pressure oil feed, the oil pressure pushes down first ball sealer, and the spring also compresses thereupon, and oil gets into the connecting tube through first oil outlet, and when stopping the oil feed, first spring resets thereupon, and first ball sealer resets thereupon, seals first inclined wall, and oil can't get into, realizes sealedly.

Description

Multi-sealing high-pressure oil inlet nozzle

Technical Field

The utility model relates to an oil sprayer technical field especially relates to many sealed high pressure oil feed mouth.

Background

The fuel injection nozzle is a normally closed valve (normally closed valve means that the valve is always in a closed state when no control signal is input, and normally open valve means that the valve is always in an open state when no control signal is input), and the opening and closing of the valve are controlled by the up-and-down movement of a valve needle. When the ECU issues an oil injection command, the voltage signal can make current flow through a coil in the oil injection nozzle to generate a magnetic field to suck the valve needle, so that the valve is opened to enable oil to be sprayed out of the oil injection hole. The great advantage of the injection fuel supply is that the control of the fuel supply is very precise.

The sealed effect of current fuel sprayer when using is general, is difficult to accomplish totally sealedly, may lead to the oil leak, and the cost is wasted causes the life of machinery to descend moreover, and the result of use is relatively poor.

It is therefore highly desirable to provide a multi-seal high pressure fuel inlet nozzle to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that present fuel sprayer is sealed effect general when using, is difficult to accomplish totally sealedly, may lead to the oil leak, and the cost is wasted causes the life of machinery to descend moreover, and the result of use is relatively poor.

In order to solve the technical problem, the utility model discloses a technical scheme be: providing a multi-seal high-pressure oil inlet nozzle, which comprises an oil inlet nozzle main body, wherein an oil inlet is formed in one side of the oil inlet nozzle main body, and an oil inlet pipeline is arranged in one side of the oil inlet;

the oil nozzle is characterized in that one end of the oil inlet pipeline is connected with a connecting pipeline, a first sealing assembly is arranged at the center of the connecting pipeline, one end of the connecting pipeline is provided with an oil outlet pipeline, a second sealing assembly is arranged at the center of the oil outlet pipeline, the other end of the oil outlet pipeline is provided with an oil outlet, and a threaded groove is formed in one side of the outer wall of the oil nozzle body.

The utility model discloses further set up to: the connecting pipeline diameter is greater than the oil inlet pipeline diameter, just the connecting pipeline is provided with first inclined wall with the junction of advancing oil pipe way.

Through above-mentioned technical scheme, make first seal assembly realize sealed through first communications module, can be faster when can making fluid produce oil simultaneously.

The utility model discloses further set up to: first seal assembly includes fixed connection in the first mounting panel at connecting tube center, a plurality of first oil outlets have been seted up on the first mounting panel, the first spring of first mounting panel one side center fixedly connected with, the first ball sealer of first spring other end fixedly connected with.

Through above-mentioned technical scheme, fluid pushes down first ball sealer through the oil inlet pipe way, and first spring compresses thereupon, and fluid gets into the connecting tube through a plurality of first oil outlets on the first mounting panel, stops behind the high pressure oil feed, owing to receive the resilience force of first spring, and first ball sealer resets and seals first inclined wall.

The utility model discloses further set up to: the outer wall of the first sealing ball is tightly attached to the first inclined wall.

Through above-mentioned technical scheme, make first ball sealer can be sealed with first cliff side department, and then make unable entering connecting tube of fluid.

The utility model discloses further set up to: the diameter of the oil outlet pipeline is larger than that of the connecting pipeline, and a second inclined wall is arranged at the joint of the oil outlet pipeline and the connecting pipeline.

Through above-mentioned technical scheme, make the second seal assembly can realize out oil pipe's sealing through the second inclined wall.

The utility model discloses further set up to: the second seal assembly comprises a second mounting plate fixedly connected to the center of the oil outlet pipeline, a plurality of second oil outlet holes are formed in the second mounting plate, a second spring is fixedly connected to the center of one side of each second oil outlet hole, and a second seal ball is fixedly connected to the other end of each second spring.

Through above-mentioned technical scheme, high pressure fluid extrudees the second ball sealer, and the second spring also compresses thereupon, and fluid gets into oil outlet pipe through a plurality of second oil outlets on the second mounting panel, goes out oil from the oil-out, stops behind the high-pressure oil feed, owing to receive the resilience force of second spring, the second ball sealer resets and seals the second tilt wall.

The utility model discloses further set up to: the outer wall of the second sealing ball is tightly attached to the second inclined wall.

Through above-mentioned technical scheme, make the second ball sealer can seal second skew wall department, prevent to spill fluid and flow from the oil-out.

The beneficial effects of the utility model are as follows:

1. the utility model discloses a first seal assembly that sets up for can realize sealed effect to the oil inlet pipe department, during high pressure oil feed, the oil pressure pushes down first ball sealer, and the spring also compresses thereupon, and oil gets into the connecting tube through first oil outlet, and when stopping oil feed, first spring resets thereupon, and first ball sealer resets thereupon, seals first sloped wall, and oil can't get into, realizes sealedly;

2. the utility model discloses a second seal assembly who sets up for realize the second grade on the sealed basis of one-level sealed, further promoted the leakproofness, guarantee can be sealed completely when using, the result of use is better.

Drawings

FIG. 1 is an external view of the present invention;

fig. 2 is a left side view of the present invention;

fig. 3 is a right side view of the present invention;

fig. 4 is a schematic diagram of the internal structure of the present invention.

In the figure: 1. an oil inlet nozzle main body; 2. an oil inlet; 3. an oil inlet pipeline; 4. connecting a pipeline; 401. a first inclined wall; 5. a first seal assembly; 501. a first mounting plate; 502. a first oil outlet; 503. a first spring; 504. a first sealing ball; 6. an oil outlet pipeline; 601. a second inclined wall; 7. a second seal assembly; 701. a second mounting plate; 702. a second oil outlet hole; 703. a second spring; 704. a second sealing ball; 8. an oil outlet; 9. a thread groove.

Detailed Description

The following description of the preferred embodiments of the present invention will be provided with reference to the accompanying drawings, so that the advantages and features of the present invention can be easily understood by those skilled in the art, and the scope of the present invention can be clearly and clearly defined.

Referring to fig. 1-4, the multi-seal high-pressure oil inlet nozzle includes an oil inlet nozzle body 1, an oil inlet 2 is disposed on one side of the oil inlet nozzle body 1, and an oil inlet pipe 3 is disposed on one side of the oil inlet 2; one end of the oil inlet pipeline 3 is connected with a connecting pipeline 4, the diameter of the connecting pipeline 4 is larger than that of the oil inlet pipeline 3, and a first inclined wall 401 is arranged at the joint of the connecting pipeline 4 and the oil inlet pipeline 3; the first sealing assembly 5 can realize sealing through the first inclined wall 401, and oil can be discharged more quickly; a first sealing assembly 5 is arranged in the center of the connecting pipeline 4, an oil outlet pipeline 6 is arranged at one end of the connecting pipeline 4, the diameter of the oil outlet pipeline 6 is larger than that of the connecting pipeline 4, and a second inclined wall 601 is arranged at the connecting position of the oil outlet pipeline 6 and the connecting pipeline 4; enabling the second seal assembly 7 to effect sealing of the flowline 6 through the second inclined wall 601; a second sealing assembly 7 is arranged in the center of the oil outlet pipeline 6, and an oil outlet 8 is arranged at the other end of the oil outlet pipeline 6; a thread groove 9 is formed in one side of the outer wall of the oil nozzle main body 1;

as shown in fig. 4, the first sealing assembly 5 includes a first mounting plate 501 fixedly connected to the center of the connecting pipe 4, the first mounting plate 501 is provided with a plurality of first oil outlets 502, a first spring 503 is fixedly connected to the center of one side of the first mounting plate 501, and the other end of the first spring 503 is fixedly connected to a first sealing ball 504; the outer wall of the first sealing ball 504 is tightly attached to the first inclined wall 401; the first sealing ball 504 can seal the first inclined wall 401, so that oil cannot enter the connecting pipeline 4; the first sealing ball 504 is pressed down by oil through the oil inlet pipeline 3, the first spring 503 is compressed along with the oil, the oil enters the connecting pipeline 4 through the first oil outlet holes 502 on the first mounting plate 501, and after the high-pressure oil inlet is stopped, the first sealing ball 504 is reset to seal the first inclined wall 401 due to the resilience force of the first spring 503;

as shown in fig. 4, the second sealing assembly 7 includes a second mounting plate 701 fixedly connected to the center of the oil outlet pipe 6, the second mounting plate 701 is provided with a plurality of second oil outlet holes 702, a second spring 703 is fixedly connected to the center of one side of the second oil outlet holes 702, and a second sealing ball 704 is fixedly connected to the other end of the second spring 703; the outer wall of the second sealing ball 704 is tightly attached to the second inclined wall 601; the second sealing ball 704 can seal the second inclined wall 601 to prevent the leaked oil from flowing out of the oil outlet 8; the second sealing ball 704 is squeezed by the high-pressure oil, the second spring 703 is compressed, the oil enters the oil outlet pipeline 6 through the second oil outlet holes 702 in the second mounting plate 701, oil is discharged from the oil outlet 8, and after the high-pressure oil inlet is stopped, the second sealing ball 704 is reset to seal the second inclined wall 601 due to resilience of the second spring 703.

The utility model discloses when using, at first, through 2 high-pressure oiling of oil inlet, fluid pushes down first ball sealer 504 through advancing oil pipe 3, first spring 503 compresses thereupon, fluid gets into connecting tube 4 through a plurality of first oil outlet 502 on the first mounting panel 501, continue afterwards to extrude second ball sealer 704, second spring 703 also compresses thereupon, fluid gets into oil outlet 6 through a plurality of second oil outlet 702 on the second mounting panel 701, from oil-out 8 oil, after stopping high-pressure oil feed, first spring 503 and the resilience of second spring 703, it resets with second ball sealer 704 to drive first ball sealer 504, second ball sealer 704 respectively with first sloping wall 401, second sloping wall 601 closely laminates, realize sealing.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. Many sealed high pressure oil feed mouth, including oil feed mouth main part (1), its characterized in that: an oil inlet (2) is formed in one side of the oil inlet nozzle main body (1), and an oil inlet pipeline (3) is arranged in one side of the oil inlet (2);

the oil inlet pipe (3) one end is connected with connecting tube (4), connecting tube (4) center is provided with first seal assembly (5), connecting tube (4) one end is provided with oil outlet pipe way (6), oil outlet pipe way (6) center is provided with second seal assembly (7), the oil outlet pipe way (6) other end is provided with oil-out (8), threaded groove (9) have been seted up to glib main part (1) outer wall one side.

2. The multi-seal high pressure fuel inlet nozzle of claim 1, wherein: the diameter of the connecting pipeline (4) is larger than that of the oil inlet pipeline (3), and a first inclined wall (401) is arranged at the joint of the connecting pipeline (4) and the oil inlet pipeline (3).

3. The multi-seal high pressure oil inlet nozzle according to claim 2, wherein: first seal assembly (5) are including first mounting panel (501) of fixed connection in connecting tube (4) center, a plurality of first oil outlet (502) have been seted up on first mounting panel (501), first mounting panel (501) one side center fixedly connected with first spring (503), first spring (503) other end fixedly connected with first ball sealer (504).

4. The multi-seal high pressure fuel inlet nozzle of claim 3, wherein: the outer wall of the first sealing ball (504) is tightly attached to the first inclined wall (401).

5. The multi-seal high pressure fuel inlet nozzle of claim 1, wherein: the diameter of the oil outlet pipeline (6) is larger than that of the connecting pipeline (4), and a second inclined wall (601) is arranged at the joint of the oil outlet pipeline (6) and the connecting pipeline (4).

6. The multi-seal high pressure oil inlet nozzle according to claim 5, wherein: the second sealing assembly (7) comprises a second mounting plate (701) fixedly connected to the center of the oil outlet pipeline (6), a plurality of second oil outlet holes (702) are formed in the second mounting plate (701), a second spring (703) is fixedly connected to the center of one side of each second oil outlet hole (702), and a second sealing ball (704) is fixedly connected to the other end of each second spring (703).

7. The multi-seal high pressure fuel inlet nozzle of claim 6, wherein: the outer wall of the second sealing ball (704) is tightly attached to the second inclined wall (601).