CN211343160U

CN211343160U - Gas supply system and air supplement unit thereof

Info

Publication number: CN211343160U
Application number: CN201921884134.9U
Authority: CN
Inventors: 徐小平; 钱光明; 叶秀峰; 彭钦怀
Original assignee: Huayi Electromechanical Co ltd
Current assignee: Huayi Electromechanical Co ltd
Priority date: 2019-11-04
Filing date: 2019-11-04
Publication date: 2020-08-25
Anticipated expiration: 2029-11-04

Abstract

The utility model provides a gas feed system and air supplement unit thereof, fuel feed system includes the body and sets up intake pipe, air supplement unit and the throttle valve hole on the body, the intake pipe with throttle valve hole intercommunication, air supplement unit includes: the first air supplement hole is arranged on the body and positioned on one side above the throttle valve hole, and one end of the first air supplement hole is communicated with the air inlet pipe; and the second air supplement hole is arranged on the body and positioned above the throttle valve hole and close to the edge of the body, one end of the second air supplement hole is communicated with the other end of the first air supplement hole, the other end of the second air supplement hole is communicated with an air supplement outlet, the air supplement outlet is arranged close to the edge of the body and communicated with the throttle valve hole, and is positioned above the throttle valve hole and on the side opposite to the first air supplement hole. The utility model discloses can satisfy the normal operating requirement of engine when the engine idle speed operation.

Description

Gas supply system and air supplement unit thereof

Technical Field

The utility model relates to a gas feed system, especially a take air supplement unit's gas feed system and air supplement unit thereof.

Background

Referring to fig. 1 and 2, fig. 1 is a front view of a prior art gas supply system; fig. 2 is a sectional view taken along line a-a of fig. 1. When the engine runs at idle speed, the throttle plate 30 is fully closed, and at the moment, gas passes through the air inlet channel of the air inlet pipe 20 arranged on the body 10 and is blocked by the throttle plate 30, so that little gas is absorbed by the engine, and the engine cannot run normally.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to the above-mentioned defect of prior art, provide a take air supplement unit's gas feed system and air supplement unit thereof.

In order to achieve the above object, the utility model provides a fuel supply system's air supplement unit, fuel supply system includes the body and sets up intake pipe and throttle valve hole on the body, the intake pipe with throttle valve hole intercommunication, wherein, air supplement unit includes:

the first air supplement hole is arranged on the body and positioned on one side above the throttle valve hole, and one end of the first air supplement hole is communicated with the air inlet pipe; and

the second air supplement hole is formed in the body and located above the throttle valve hole and close to the edge of the body, one end of the second air supplement hole is communicated with the other end of the first air supplement hole, the other end of the second air supplement hole is communicated with the air supplement outlet, the air supplement outlet is formed in a position close to the edge of the body and communicated with the throttle valve hole, and the second air supplement hole is located above the throttle valve hole and located on the side, opposite to the first air supplement hole, of the throttle valve hole.

The axis of the first air supplement hole is perpendicular to the axis of the air inlet pipe, and the axis of the second air supplement hole is parallel to the axis of the air inlet pipe.

The air make-up device of the fuel supply system described above, wherein an axis of the first air make-up hole is parallel to an axis of the throttle valve hole, and an axis of the second air make-up hole is perpendicular to the axis of the throttle valve hole.

The axis of the air make-up outlet and the axis of the second air make-up hole are located in the same plane.

The axis of the air make-up outlet is perpendicular to the axis of the second air make-up hole.

The air supplement device of the fuel supply system further comprises an air supplement adjusting hole which is arranged between the second air supplement hole and the air supplement outlet, and an air supplement adjusting screw is installed in the air supplement adjusting hole.

In the air supplement device of the fuel supply system, one end of the first air supplement hole connected with the second air supplement hole is a through hole penetrating through the body, and a first plug is installed in the through hole of the first air supplement hole.

In the air supplement device of the fuel supply system, one end of the second air supplement hole connected with the first air supplement hole is a through hole penetrating through the body, and a second plug is installed in the through hole of the second air supplement hole.

In the air supplement device of the fuel supply system, the top end of the body is provided with a mounting boss corresponding to the air supplement adjusting hole and used for mounting the air supplement adjusting screw.

In order to better achieve the above object, the present invention further provides a fuel supply system, wherein the fuel supply system comprises the above air supplement device.

The utility model has the beneficial effects that:

the utility model discloses can provide suitable gas in advance when the engine idling moves and supply engine normal operating, and its air supplement unit is provided with the size of the adjustable air supplement volume of adjusting screw, can reduce the performance influence because of the engine error causes, strong adaptability can satisfy the normal operating requirement of engine.

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.

Drawings

FIG. 1 is a front view of a gas supply system of a prior art construction;

FIG. 2 is a cross-sectional view A-A of FIG. 1;

fig. 3 is a front view of a gas supply system according to an embodiment of the present invention;

FIG. 4 is a right side view of FIG. 3;

fig. 5 is a schematic perspective view of the B-B/C-C cross-section of fig. 4.

Wherein the reference numerals

Prior Art

10 main body

20 air inlet pipe

30 air throttle sheet

The utility model discloses

1 main body

11 mounting boss

2 air inlet pipe

21 Primary air intake

3 air supply device

31 first air supply hole

32 second air supply holes

33 air supply outlet

34 first plug

35 second plug

36 air supply regulating hole

4 throttle hole

5 air supply adjusting screw

6 main oil well

Detailed Description

The invention will be described in detail with reference to the following drawings, which are provided for illustration purposes and the like:

the utility model discloses a fuel supply system, include body 1 and install intake pipe 2, throttle valve hole 4 and the main oil well 6 on body 1, intake pipe 2 with throttle valve hole 4 intercommunication, the constitution, structure, mutual position relation and the connection etc. of other parts of this fuel supply system are more ripe prior art, so no longer give details here, it is only right below the utility model discloses an air supplement unit 3 gives detailed description.

Referring to fig. 3 to 5, fig. 3 is a front view of a gas supply system according to an embodiment of the present invention, fig. 4 is a right side view of fig. 3, and fig. 5 is a schematic view of a sectional three-dimensional structure of B-B/C-C of fig. 4. The utility model discloses an air supplement unit 3, include: the first air supplement hole 31 is arranged on the body 1 and is positioned on one side above the throttle valve hole 4, and one end of the first air supplement hole 31 is communicated with the air inlet pipe 2; and the second air supplement hole 32 is arranged on the body 1 and positioned above the throttle valve hole 4 and close to the edge of the body 1, one end of the second air supplement hole 32 is communicated with the other end of the first air supplement hole 31, the other end of the second air supplement hole 32 is communicated with the air supplement outlet 33, the air supplement outlet 33 is arranged close to the edge of the body 1 and communicated with the throttle valve hole 4, and positioned above the throttle valve hole 4 and on the opposite side of the first air supplement hole 31.

In this embodiment, it is preferable that the axis of the first air compensation hole 31 is perpendicular to the axis of the intake pipe 2, and the axis of the second air compensation hole 32 is parallel to the axis of the intake pipe 2. Alternatively, the axis of the first air replenishing hole 31 is parallel to the axis of the throttle hole 4, and the axis of the second air replenishing hole 32 is perpendicular to the axis of the throttle hole 4. The axial positions of the first air replenishing hole 31 and the second air replenishing hole 32 are not limited to the above-described positions parallel to or perpendicular to the axial line of the intake pipe 2/the throttle hole 4, as long as the first air replenishing hole 31 communicates with the second air replenishing hole 32, and there is no particular requirement on the specific positions and shapes thereof. Wherein, the axis of the air supplement outlet 33 and the axis of the second air supplement hole 32 are in the same plane, preferably, the axis of the air supplement outlet 33 is perpendicular to the axis of the second air supplement hole 32. For convenience of processing, one end of the first air supplement hole 31 connected with the second air supplement hole 32 may be a through hole penetrating through the body 1, and a first plug 34 is installed in the through hole of the first air supplement hole 31. The end of the second air supply hole 32 connected with the first air supply hole 31 can also be a through hole penetrating through the body 1, and a second plug 35 is installed in the through hole of the second air supply hole 32.

The air supplement device 3 of the embodiment may further include an air supplement adjusting hole 36 disposed between the second air supplement hole 32 and the air supplement outlet 33, an air supplement adjusting screw 5 is installed in the air supplement adjusting hole 36, and the air supplement amount can be adjusted by the air supplement adjusting screw 5, and the opening and closing of the air supplement passage can be controlled. The top end of the body 1 is provided with a mounting boss 11 corresponding to the air supply adjusting hole 36 and used for mounting the air supply adjusting screw 5.

The utility model discloses take air supplement unit 3's gas feed system, side at intake pipe 2 sets up first tonifying qi hole 31, the gas gets into intake pipe 2 back from main air inlet 21, can follow first tonifying qi hole 31 and pass through second tonifying qi hole 32 and tonifying qi export 33 entering engine, when the engine idle running, can provide suitable gas in advance and supply engine normal operating, and this air supplement unit 3 is provided with the size of the adjustable tonifying qi volume of adjusting screw, can reduce the performance influence because of the engine error causes, high adaptability, can satisfy the normal operating requirement of engine.

Naturally, the present invention can be embodied in many other forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be made by one skilled in the art without departing from the spirit or essential attributes thereof, and it is intended that all such changes and modifications be considered as within the scope of the appended claims.

Claims

1. The utility model provides a fuel feed system's air supplement unit, fuel feed system includes the body and sets up intake pipe and throttle valve hole on the body, the intake pipe with throttle valve hole intercommunication, its characterized in that, air supplement unit includes:

2. The air compensating device of the fuel supply system according to claim 1, wherein an axis of the first air compensating hole is perpendicular to an axis of the intake pipe, and an axis of the second air compensating hole is parallel to the axis of the intake pipe.

3. The fuel supply system air supplement device according to claim 1, wherein an axis of the first air supplement hole is parallel to an axis of the throttle hole, and an axis of the second air supplement hole is perpendicular to the axis of the throttle hole.

4. An air supplement device of a fuel supply system according to claim 1, 2 or 3, characterized in that the axis of the air supplement outlet and the axis of the second air supplement hole are in the same plane.

5. The fuel supply system air supplement device according to claim 4, wherein an axis of the air supplement outlet is perpendicular to an axis of the second air supplement hole.

6. The fuel supply system air supplement device of claim 1, 2 or 3, further comprising an air supplement adjusting hole disposed between the second air supplement hole and the air supplement outlet, wherein an air supplement adjusting screw is installed in the air supplement adjusting hole.

7. The fuel supply system air supplement device of claim 6, wherein the end of the first air supplement hole connected with the second air supplement hole is a through hole penetrating through the body, and a first plug is installed in the through hole of the first air supplement hole.

8. The fuel supply system air supplement device of claim 7, wherein the end of the second air supplement hole connected with the first air supplement hole is a through hole penetrating through the body, and a second plug is installed in the through hole of the second air supplement hole.

9. The fuel supply system air supplement device of claim 6, wherein the top end of the body is provided with a mounting boss corresponding to the air supplement adjusting hole for mounting the air supplement adjusting screw.

10. A fuel supply system comprising the air compensating device of any one of claims 1 to 9.