CN220444135U

CN220444135U - Portable automatic oil injection device and oil injection system thereof

Info

Publication number: CN220444135U
Application number: CN202321933799.0U
Authority: CN
Inventors: 张阳; 魏先斗
Original assignee: Zhejiang Jirun Automobile Co ltd Ningbo Hangzhou Bay Branch; Zhejiang Geely Holding Group Co Ltd
Current assignee: Zhejiang Jirun Automobile Co ltd Ningbo Hangzhou Bay Branch; Zhejiang Geely Holding Group Co Ltd
Priority date: 2023-07-21
Filing date: 2023-07-21
Publication date: 2024-02-06
Anticipated expiration: 2033-07-21

Abstract

The utility model provides a portable automatic oil injection device and an oil injection system thereof, and belongs to the field of spraying. The utility model provides a portable automatic oil injection device, this device is the support of tube-shape including opening and shutting and when closed condition, and the spray tube is installed to the support inboard, and the support inboard is provided with the shower nozzle of a plurality of connection on the spray tube along circumference. The oil injection system comprises a constant delivery pump, an oil tank, an overflow valve and a reversing valve, wherein the constant delivery pump, the reversing valve, the overflow valve and the spray pipe are sequentially connected through pipelines, and the oil tank is connected between the spray pipe and the overflow valve through the pipeline. The spraying direction can be conveniently switched manually in the spraying process by passing through the side part and sleeving the steering column intermediate shaft outside when the space at the two ends of the steering column intermediate shaft is limited when the steering column intermediate shaft is opened, and the spraying device is simple in operation, convenient to use and good in spraying effect. The arrangement of the overflow valve can prevent abnormal pressure of the system and improve the safety of the system and the use convenience of the device.

Description

Portable automatic oil injection device and oil injection system thereof

Technical Field

The utility model relates to the field of spraying, in particular to a portable automatic oil spraying device and an oil spraying system thereof.

Background

The steering column of the automobile is an element of a steering system, which is connected with a steering wheel and a steering gear, and a driver drives the steering gear to realize steering after transmitting torque to the steering column through rotating the steering wheel. Because the steering column intermediate shaft is easy to rust when exposed to the air, in the production process of the intermediate shaft, the intermediate shaft needs to be subjected to surface treatment such as electroplating or rust-preventive oil spraying, and in order to better balance economy, part of automobile manufacturers select rust-preventive oil spraying for rust-preventive treatment.

The existing grease spraying equipment is mainly mechanical equipment, the manufacturing cost is high, the convenient and fast moving operation cannot be realized, only the spraying is carried out to a plane structure, the spraying effect on cylindrical products is poor, in addition, a spraying system in the prior art pumps rust removing liquid out of an oil tank generally, the pressure is high when the pumped rust removing liquid is excessive, the quantitative pump is overloaded, and the spraying is inconvenient.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a portable automatic oil injection device and an oil injection system thereof. The technical problems to be solved by the utility model are as follows: how to improve the convenience of spraying the rust preventive oil on the steering column intermediate shaft.

In order to achieve the above object, the present utility model is realized by the following technical scheme: the utility model provides a portable automatic oil injection device, its characterized in that, this device is including opening and shutting and being the cylindric support when closed condition, the spray tube is installed to the support inboard, the support inboard is provided with a plurality of along circumference and connects the shower nozzle on the spray tube.

During use, the support is sleeved outside the steering column intermediate shaft, rust-preventive oil is sprayed out from the spray head connected to the spray pipe through the spray pipe, sprayed rust-preventive oil is attached to the steering column intermediate shaft positioned in the inner part, so that the positions on the outer wall of the steering column intermediate shaft can be attached to the rust-preventive oil, the support has an opening and closing function, can conveniently penetrate through the side part to be sleeved outside the steering column intermediate shaft when the space at two ends of the steering column intermediate shaft is limited during opening, and is sprayed during closing.

In the above-mentioned portable automatic oil injection device, the support includes two shells that are symmetrical arrangement and links firmly the supporting rib on the concave surface in the shell, the spray tube is fixed on the supporting rib. The spray pipe is fixed on the shell through the supporting ribs, so that the connection strength of the device is enhanced, and the reliability and the firmness of the device are improved.

In the above-mentioned portable automatic fuel injection device, the two shells include a hinge side and a closing connection side, the hinge sides of the two shells are hinged, and the closing connection sides of the two shells are abutted to each other when the bracket is closed. The shell is opened and closed in a shell hinged mode, so that the device is simple and practical and has low cost.

In the above-mentioned portable automatic oil injection device, the supporting rib includes montant and a plurality of with montant looks vertically horizontal pole, a plurality of horizontal pole is followed the length direction of montant is arranged in proper order and is fixed on the montant.

In the above-mentioned portable automatic oil injection device, the spray pipe has a plurality of, and a plurality of the spray pipe with the montant parallels and follows the casing inboard circumference sets up and fixes on a plurality of the horizontal pole, and a plurality of the spray pipe extends the casing. The spray pipes are orderly arranged, so that the spray heads can be orderly arranged on the spray pipes, the rust preventive oil sprayed on the steering column intermediate shaft is more uniform, and the spraying effect is improved. The portion of the spout extending out of the housing may be circumscribed by an oil drum or other oil extraction device.

In the above-mentioned portable automatic oil injection device, two the position that is close to the closed connection side on the casing outer wall has all linked firmly the linking arm, the linking arm is kept away from the one end of casing has linked firmly the arc ring. The connecting arms and the arc-shaped rings form the handle, the butt joint of the two shells is realized through closing the two connecting arms to form a cylindrical structure, the functions of the handle are increased, the handle is more convenient to operate and use, and the convenience is improved.

The fuel injection system for the portable automatic fuel injection device is characterized by comprising a constant delivery pump, a fuel tank, an overflow valve and a reversing valve, wherein the constant delivery pump, the reversing valve, the overflow valve and the spray pipe are sequentially connected through pipelines, and the fuel tank is connected between the spray pipe and the overflow valve through the pipelines. The flow and the time of the quantitative pump are set and the reversing valve is closed according to the model of the steering column intermediate shaft, constant flow is provided when the quantitative pump works, when the system pressure is increased, the flow demand is reduced, the overflow valve is opened at the moment, the surplus flow overflows back to the oil tank, the inlet pressure of the overflow valve is ensured, abnormal pressure is prevented, overload of the quantitative pump is avoided, the safety of the system is improved, and the spraying is convenient.

In the fuel injection system for the portable automatic fuel injection device, a throttle valve is connected between the overflow valve and the spray pipe, and a one-way valve is connected between the overflow valve and the constant delivery pump. The throttle valve and the check valve are combined into the check throttle valve to form a simple flow control valve, so that the cost is low, the stability is high, and the throttle and the speed regulation can be carried out on the system under the cooperation of the throttle valve and the overflow valve.

In the fuel injection system for the portable automatic fuel injection device, the system further comprises a flow meter connected between the throttle valve and the spray pipe. The flow meter can monitor the flow of the flowing rust-preventive oil, the visualization degree is high, and the system flow can be adjusted conveniently.

Compared with the prior art, the utility model has the advantages that:

1. the anti-rust oil is sprayed on the steering column intermediate shaft uniformly through the spray pipe from the spray heads which are connected on the spray pipe and are uniformly arranged, and meanwhile, the shell can ensure that the anti-rust oil is not sprayed out of the device to cause pollution of the surrounding environment by the anti-rust oil in the spraying process, the spraying direction is not required to be manually switched in the spraying process, and the operation is simple and the spraying effect is good;

2. the overflow valve can prevent abnormal pressure, ensure constant pressure of the constant displacement pump, and improve safety of the system and convenience of device use.

Drawings

FIG. 1 is a schematic view of the present utility model in a closed condition of the housing;

FIG. 2 is a schematic view of the present utility model in an open position of the housing;

FIG. 3 is a schematic view of a portion of the structure of the present utility model;

FIG. 4 is a schematic view of a portion of the structure of the present utility model in an open state of the housing;

FIG. 5 is a schematic illustration of the connection of a fuel injection system;

in the figure, 1, a bracket; 11. a housing; 111. a hinged side; 112. closing the connection side; 12. a support rib; 121. a cross bar; 122. a vertical rod; 2. a spray pipe; 3. a spray head; 4. a connecting arm; 5. an arc ring; 6. a fixed displacement pump; 7. a reversing valve; 8. a one-way valve; 9. an overflow valve; 101. a throttle valve; 102. a flow meter; 103. and an oil tank.

Detailed Description

The following is a specific embodiment of the present utility model and a technical solution of the present utility model is further described with reference to the accompanying drawings, but the present utility model is not limited to the following embodiment.

Referring to fig. 1-4, a portable automatic fuel injection device includes a frame 1 capable of opening and closing and having a cylindrical shape when in a closed state, a spray pipe 2 is installed inside the frame 1, and a plurality of spray heads 3 connected to the spray pipe 2 are circumferentially arranged inside the frame 1. The bracket 1 comprises two symmetrically arranged shells 11 and supporting ribs 12 fixedly connected to the concave surface of the shells 11, the spray pipe 2 is fixed on the supporting ribs 12, the shells 11 comprise hinged sides 111 and closed connection sides 112, the hinged sides 111 of the two shells 11 are hinged, and the closed connection sides 112 of the two shells 11 are mutually abutted when the bracket 1 is closed. The opening and closing of the bracket 1 are realized in a hinged mode of the shell 11, and the device is simple and practical and has lower cost.

The support rib 12 comprises a vertical rod 122 and a plurality of cross rods 121 perpendicular to the vertical rod 122, and the cross rods 121 are sequentially arranged along the length direction of the vertical rod 122 and fixed on the vertical rod 122. The spray pipe 2 is fixed on the shell 11 through the supporting ribs 12, so that the connection strength of the device is enhanced, and the reliability and the firmness of the device are improved.

The spray pipes 2 are several, the spray pipes 2 are parallel to the vertical rods 122, are circumferentially arranged along the inner side of the housing 11, and are fixed on the cross rods 121, and the spray pipes 2 extend out of the housing 11. The spray pipes 2 are orderly arranged, so that the spray heads 3 can be orderly arranged on the spray pipes 2, the rust preventive oil sprayed on the steering column intermediate shaft is more uniform, and the spraying effect is improved. The part of the spray pipe 2 extending out of the bracket 1 can be externally connected with an oil drum or other oil outlet equipment.

For making the device use more convenient, the operation is more convenient, two all link firmly linking arm 4 near the position of closure joint side 112 on the casing 11 outer wall, link arm 4 is kept away from the one end of casing 11 has linked firmly arc ring 5, realizes the butt joint of two casings 11 through the closure to two linking arms 4 and forms tubular structure, and support 1 has the function that opens and shuts under the effect of two linking arms 4, can pass the cover outside the steering column jackshaft from the lateral part when being convenient for open when steering column jackshaft both ends space is limited, sprays when closed, easy operation is convenient.

When the anti-rust spraying device is used, the two shells 11 are opened through the connecting arm 5 and then sleeved outside the steering column intermediate shaft to be in a cylindrical state, the anti-rust oil is sprayed out from the spray head 4 connected to the spray pipe 3 through the spray pipe 3, the sprayed anti-rust oil is attached to the steering column intermediate shaft positioned in the inner body, so that the anti-rust oil can be attached to all positions on the outer wall of the steering column intermediate shaft, the bracket 1 can ensure that the surrounding environment is polluted by the anti-rust oil in the spraying process without being sprayed out of the device, the spraying direction is not required to be manually switched in the spraying process, and the operation is simple and the spraying effect is good.

The fuel injection system for the portable automatic fuel injection device comprises a constant delivery pump 6, a fuel tank 103, an overflow valve 9 and a reversing valve 7, wherein the constant delivery pump 6, the reversing valve 7, the overflow valve 9 and the spray pipe 2 are sequentially connected through pipelines, and the fuel tank 103 is connected between the spray pipe 2 and the overflow valve 9 through the pipelines. The flow and the time of the constant displacement pump 6 are set according to the model of the steering column intermediate shaft, the reversing valve 7 is closed, at the moment, the rust-preventive oil flows out from the overflow valve 9, constant flow is provided when the constant displacement pump 6 works, when the system pressure is increased, the flow demand is reduced, at the moment, the overflow valve 9 is opened, the surplus flow overflows back to the oil tank 103, the inlet pressure of the overflow valve 9 is ensured, abnormal pressure is prevented, the constant displacement pump 6 is overloaded, and the safety of the system is improved.

A throttle valve 101 is connected between the overflow valve 9 and the spray pipe 2, and a one-way valve 8 is connected between the overflow valve 9 and the constant delivery pump 6. The throttle valve 101 and the one-way valve 8 are combined into a one-way throttle valve to form a simple flow control valve, so that the cost is low, the stability is high, the throttle speed regulation can be carried out on a system under the cooperation of the throttle valve 101 and the overflow valve 9, and the system is improved

The system further comprises a flow meter 102, said flow meter 102 being connected between said throttle valve 101 and said spout 2. The flow meter 102 can monitor the flow of the flowing rust preventive oil, the visualization degree is high, and the system flow can be adjusted conveniently.

The oil tank 103 is required to be confirmed to be sufficiently filled with rust preventive oil before using the fuel injection system, and the liquid level is greater than the minimum liquid level. If not, adding in time. Under the condition that the rust preventive liquid in the oil tank 103 is sufficient, the reversing valve 7 is closed, the constant displacement pump 6 is started, the flow rate of the constant displacement pump 6 and the throttle valve 101 are regulated according to the different types of steering column intermediate shafts, and the flow rate is monitored on the flow meter 102 so as to debug the corresponding flow rate, and at the moment, the rust preventive oil flows out from the overflow valve 9. After the position of the device is adjusted, the reversing valve 7 is opened, at this time, the rust preventive oil is sprayed out from the spray head 3, and the overflow valve 9 is closed. After the fixed amount of rust preventive oil is sprayed, the reversing valve 7 and the constant delivery pump 6 are closed to finish spraying.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Claims

1. The utility model provides a portable automatic oil injection device, its characterized in that, this device is including opening and shutting and being tubular support (1) when closed condition, spray tube (2) are installed to support (1) inboard, support (1) inboard is provided with a plurality of to be connected spray head (3) on spray tube (2) along circumference.

2. The portable automatic oil spraying device according to claim 1, wherein the bracket (1) comprises two symmetrically arranged shells (11) and supporting ribs (12) fixedly connected to the inner concave surface of the shells (11), and the spraying pipe (2) is fixed on the supporting ribs (12).

3. A portable automatic fuel injection device according to claim 2, characterized in that both housings (11) comprise a hinged side (111) and a closed connection side (112), the hinged sides (111) of both housings (11) being hinged, the closed connection sides (112) of both housings (11) abutting each other when the stand (1) is closed.

4. A portable automatic fuel injection device according to claim 3, wherein the supporting rib (12) comprises a vertical rod (122) and a plurality of cross rods (121) perpendicular to the vertical rod (122), and the plurality of cross rods (121) are sequentially arranged along the length direction of the vertical rod (122) and fixed on the vertical rod (122).

5. A portable automatic fuel injection device according to claim 4, wherein said nozzle (2) has a plurality of nozzles (2) parallel to said vertical rod (122) and circumferentially arranged along the inner side of said housing (11) and fixed to a plurality of cross rods (121), and a plurality of nozzles (2) extend out of said housing (11).

6. A portable automatic fuel injection device according to any one of claims 3 to 5, wherein the outer walls of the two housings (11) are fixedly connected with connecting arms (4) at positions close to the closed connecting sides (112), and one ends of the connecting arms (4) far away from the housings (11) are fixedly connected with arc-shaped rings (5).

7. A fuel injection system for a portable automatic fuel injection device according to any one of claims 1-6, characterized in that the system comprises a dosing pump (6), a fuel tank (103), an overflow valve (9) and a reversing valve (7), wherein the dosing pump (6), the reversing valve (7), the overflow valve (9) and the spray pipe (2) are sequentially connected through a pipeline, and the fuel tank (103) is connected between the spray pipe (2) and the overflow valve (9) through a pipeline.

8. The fuel injection system of a portable automatic fuel injection device according to claim 7, characterized in that a throttle valve (101) is connected between the overflow valve (9) and the nozzle (2), and a one-way valve (8) is connected between the overflow valve (9) and the dosing pump (6).

9. The fuel injection system of a portable automatic fuel injection device according to claim 8, characterized in that the system further comprises a flow meter (102), said flow meter (102) being connected between said throttle valve (101) and said nozzle (2).