CN218511822U

CN218511822U - Air flow meter

Info

Publication number: CN218511822U
Application number: CN202221572542.2U
Authority: CN
Inventors: 戴宇; 戴阳
Original assignee: Wenzhou Outai Automotive Electronics Co ltd
Current assignee: Wenzhou Outai Automotive Electronics Co ltd
Priority date: 2022-06-22
Filing date: 2022-06-22
Publication date: 2023-02-21
Anticipated expiration: 2032-06-22

Abstract

The utility model discloses an air flow meter relates to auto-parts technical field. The utility model discloses an air flow meter body, connecting tube and a set of foam-rubber cushion, including first solid fixed ring on the connecting tube, including the solid fixed ring of a set of second on the air flow meter body, first solid fixed ring week side fixed mounting has a set of installation piece, locking notch has all been seted up on a set of installation piece surface, the perfect equal threaded connection of a set of installation piece has the locking lever, the equal fixed mounting in a set of second solid fixed ring week side has the fixed block, the equal fixed mounting in a set of fixed block internal surface has the locking picture peg, the fixed orifices has been seted up on locking picture peg surface, locking notch and fixed orifices size suit, locking notch and fixed orifices cooperation of pegging graft. The utility model discloses be convenient for install the air flowmeter body to further improve the sealed effect of installation, thereby improve air input monitoring accuracy.

Description

Air flow meter

Technical Field

The utility model belongs to the technical field of auto-parts, especially, relate to air flow meter.

Background

An air flow meter is a device that measures the air flow, i.e., how much air flows through a tube. It does not measure the amount of air passing through the pipe, but rather the amount of air flowing through the apparatus per unit time. Thus, air flow meters are only one application of mass flow meters for special media. The air flow meter is a device for converting the sucked air flow into an electric signal, has the advantages of extremely small pressure loss and large measurable flow range, belongs to one type of air flow meter, and is installed in the middle of an air grid and a throttle valve so as to monitor the air inflow of an engine. However, most of the existing automobile air flow meters are inconvenient to install, special tools are needed for installation and disassembly, the installation sealing effect is limited, and the air inflow monitoring accuracy is easily influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air flow meter solves the installation of being not convenient for mostly of some current car air flow meters, and the installation all needs dedicated instrument with the dismantlement, and the sealed effect of installation is limited, easily influences the problem of air input monitoring accuracy.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model discloses an air flow meter, including air flow meter body, connecting tube and a set of foam-rubber cushion, including first solid fixed ring on the connecting tube, including the solid fixed ring of a set of second on the air flow meter body, first solid fixed ring week side fixed mounting has a set of installation piece, and is a set of locking notch has all been seted up on an installation piece surface, and is a set of installation piece perfect equal threaded connection has the locking lever, and is a set of the equal fixed mounting in second solid fixed ring week side has the fixed block, and is a set of the equal fixed mounting in fixed block internal surface has the locking picture peg.

The fixed orifices has been seted up on locking picture peg surface, locking notch and fixed orifices size suit, locking notch and fixed orifices grafting cooperation, locking lever outer end fixed mounting has control knob, locking lever inner is located locking notch.

The inner end of the locking rod is matched with the size of the fixing hole, the inner end of the locking rod is in threaded fixation with the fixing hole, when the locking insertion plate is inserted into the locking notch, the locking rod is rotated through the control knob, the locking rod is in threaded fixation with the fixing hole, and therefore the locking insertion plate is fixed in the locking notch.

The sponge mat is located the solid fixed ring side of a set of second respectively, including the sealing layer in the sponge mat, the sponge mat is located between air flow meter body and the connecting tube, and the sponge mat is located between air flow meter body and the connecting tube to through the cooperation of sponge mat and sealing layer, thereby fill gap between air flow meter body and the connecting tube.

The air flow meter body is matched with the connecting pipeline in size, and the air flow meter body is matched with the connecting pipeline in an inserting mode.

The utility model discloses following beneficial effect has:

the utility model discloses a set up locking notch, locking picture peg and locking lever, insert the locking picture peg into locking notch, then make locking lever and fixed orifices thread tightening to make the locking picture peg fix in locking notch, and then be convenient for fix air flowmeter body and connecting tube; through setting up foam-rubber cushion and sealing layer, when air flowmeter body and connecting pipeline are fixed, the foam-rubber cushion is located between air flowmeter body and the connecting pipeline to fill gap between air flowmeter body and the connecting pipeline, and further strengthen air flowmeter body and connecting pipeline connection leakproofness, the utility model discloses be convenient for

The air flow meter body is installed, the installation sealing effect is further improved, and therefore the air inflow monitoring accuracy is improved.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is an overall schematic view of an air flow meter according to the present invention;

FIG. 2 is a schematic front view of an air flow meter according to the present invention;

FIG. 3 isbase:Sub>A schematic sectional view taken along line A-A of FIG. 2;

FIG. 4 is an enlarged view of a portion A of FIG. 1;

fig. 5 is a partially enlarged view of a portion B of fig. 3.

In the drawings, the components represented by the respective reference numerals are listed below:

1. an air flow meter body; 2. connecting a pipeline; 3. a first retaining ring; 4. a second retaining ring; 5. mounting a block; 6. a locking notch; 7. a locking lever; 8. a control knob; 9. a fixed block; 10. locking the plug board; 11. a fixing hole; 12. a sponge cushion; 13. and (7) sealing the layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely 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, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Please refer to fig. 1-5, the utility model discloses an air flow meter, including air flow meter body 1, connecting tube 2 and a set of foam-rubber cushion 12, including first solid fixed ring 3 on the connecting tube 2, including the solid fixed ring 4 of a set of second on the air

flow meter body

1, 3 side fixed mounting of first solid fixed ring have a set of installation piece 5, locking notch 6 has all been seted up on a set of installation piece 5 surface, the perfect equal threaded connection of a set of installation piece has locking lever 7, the solid fixed ring 4 week sides of a set of second all fixed ring all fixed mounting have fixed block 9, the equal fixed mounting of a set of fixed block 9 internal surface has locking picture peg 10, air flow meter body 1 and connecting tube 2 size suit, air flow meter body 1 and connecting tube 2 are pegged graft and are cooperated.

The surface of the locking inserting plate 10 is provided with a fixing hole 11, the size of the locking notch 6 is matched with that of the fixing hole 11, the locking notch 6 is matched with the fixing hole 11 in an inserting mode, the outer end of the locking rod 7 is fixedly provided with a control knob 8, the inner end of the locking rod 7 is located in the locking notch 6, the size of the inner end of the locking rod 7 is matched with that of the fixing hole 11, the inner end of the locking rod 7 is fixed with the fixing hole 11 in a threaded mode, when the locking inserting plate 10 is inserted into the locking notch 6, the locking rod 7 rotates through the control knob 8, the locking rod 7 is fixed with the fixing hole 11 in a threaded mode, and therefore the locking inserting plate 10 is fixed in the locking notch 6.

A set of foam-rubber cushion 12 is located the solid fixed ring 4 sides of a set of second respectively, including sealing layer 13 in the foam-rubber cushion 12, foam-rubber cushion 12 is located between air flowmeter body 1 and connecting tube 2, through setting up foam-rubber cushion 12, and be provided with sealing layer 13 in the foam-rubber cushion 12, sealing layer 13 can be rubber pad or other materials, when air flowmeter body 1 is fixed with connecting tube 2, foam-rubber cushion 12 is located between air flowmeter body 1 and connecting tube 2, and through the cooperation of foam-rubber cushion 12 and sealing layer 13, thereby fill the gap between air flowmeter body 1 and the connecting tube 2, and then further strengthen the leakproofness.

As shown in fig. 1 to 5, the present embodiment is a method for using an air flow meter: during installation, one end of the air flow meter body 1 is inserted into the connecting pipeline 2, the locking inserting plate 10 is inserted into the locking notch 6, then the locking rod 7 is rotated through the control knob 8, the locking rod 7 and the fixing hole 11 are fixed through threads, the locking inserting plate 10 is fixed in the locking notch 6, and the air flow meter body 1 and the connecting pipeline 2 are fixed.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean 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 invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. 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 preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. Air flow meter, including air flow meter body (1), connecting tube (2) and a set of foam-rubber cushion (12), its characterized in that: including first solid fixed ring (3) on connecting tube (2), including the solid fixed ring of a set of second (4) on air flow meter body (1), first solid fixed ring (3) week side fixed mounting has a set of installation piece (5), and is a set of locking notch (6), a set of installation piece (5) a surface has all been seted up locking lever (7), a set of the perfect equal threaded connection of installation piece (5) has fixed block (9), a set of the solid fixed ring of second (4) week side equal fixed mounting has locking picture peg (10) the equal fixed mounting in fixed block (9) internal surface has.

2. The air flow meter according to claim 1, wherein the locking insert plate (10) is provided with a fixing hole (11) on the surface, the locking notch (6) and the fixing hole (11) are adaptive in size, and the locking notch (6) and the fixing hole (11) are matched in an inserting manner.

3. The air flow meter according to claim 1, wherein a control knob (8) is fixedly mounted at the outer end of the locking rod (7), and the inner end of the locking rod (7) is positioned in the locking notch (6).

4. The air flow meter according to claim 1, wherein the inner end of the locking lever (7) is sized to fit in the fixing hole (11), and the inner end of the locking lever (7) is threadedly secured in the fixing hole (11).

5. The air flow meter according to claim 1, characterized in that a set of said foam pads (12) is located laterally to a set of second retaining rings (4), respectively.

6. The air flow meter according to claim 1, characterized in that the air flow meter body (1) and the connecting pipe (2) are of a size adapted, the air flow meter body (1) and the connecting pipe (2) being a plug fit.

7. An air flow meter according to claim 1, characterised in that the foam pad (12) includes a sealing layer (13) therein, the foam pad (12) being located between the air flow meter body (1) and the connecting conduit (2).