CN211954568U

CN211954568U - Air leakage detection equipment for automobile water tank

Info

Publication number: CN211954568U
Application number: CN201922430144.1U
Authority: CN
Inventors: 舒小军; 罗裕发
Original assignee: Suzhou Xinchuang Precision Mould Co ltd
Current assignee: Suzhou Xinchuang Precision Mould Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-11-17
Anticipated expiration: 2029-12-30

Abstract

The utility model provides a gas leakage detection equipment for radiator belongs to radiator gas tightness and detects technical field, including water tank and fixed table surface, the last hole of settling of installing the water tank that is provided with of fixed table surface, the hole of settling is the echelonment structure, and is provided with ladder transition plane between hole of settling and the fixed table surface, and the width of ladder transition plane itself and the perpendicular distance of ladder transition plane to fixed table surface upper surface all are less than the wall thickness of water tank. The width of the middle step transition plane and the vertical distance from the step transition plane to the upper surface of the fixed table top are both smaller than the wall thickness of the water tank, so that the problem that the fixed table top blocks the air leakage part of the water tank to influence the detection result due to the overlarge contact area between the water tank and the fixed table top is avoided; meanwhile, the booster pump is used for applying pressure to water in the water tank, if the water tank has an air leakage condition, the water in the water tank can be sprayed out along with the through hole of the water tank under the high-pressure condition, and the water tank can be conveniently and visually detected to detect whether the water tank leaks air or not and the air leakage position.

Description

Air leakage detection equipment for automobile water tank

Technical Field

The utility model relates to a radiator gas tightness check out test set specifically is a leakage detection equipment for radiator.

Background

The radiator can in time drain away the heat that the engine produced, cools off the temperature reduction to the engine, so radiator is vital to the car, and this is higher with regard to the gas tightness requirement to radiator. Because the automobile water tank is mostly formed by casting through a die, the water tank is difficult to avoid not producing air holes in the casting process, and the air holes are easy to leak out to influence the air tightness of the water tank during later processing. The traditional air tightness inspection method is to manually perform a pressure test on a machined box body in water and observe whether bubbles formed by gas overflow exist in the water so as to judge the air tightness, and the method is time-consuming, labor-consuming and poor in effect.

Application publication No. CN 107941430A's application document discloses a radiator gas tightness detection device, and the device places the water tank in filling the water container, makes it keep higher pressure through aerifing to the radiator, drives the radiator through the motor and rotates, can all-round observation radiator whether have the gas leakage condition from this.

The device is though can all-round observation radiator whether have the gas leakage condition, but owing to drive radiator pivoted rotating part and radiator in close contact with, if radiator's gas leakage point is in the junction of rotating part and radiator just, then can cause the condition that the gas leakage point was plugged up to the rotating part to make the inside gas of water tank spill over from the gas leakage point, just also can't carry out gas leakage detection.

SUMMERY OF THE UTILITY MODEL

To the not enough of above-mentioned prior art, the to-be-solved technical problem of the utility model is to provide a gas leakage detection equipment for radiator.

In order to solve the technical problem, the utility model provides a following technical scheme:

a gas leakage detection device for an automobile water tank comprises a water tank and a fixed table board; a placing hole for installing a water tank is formed in the fixed table top; the placing hole is of a step-shaped structure, and a step transition plane is arranged between the placing hole and the fixed table top; the width of the step transition plane and the vertical distance from the step transition plane to the upper surface of the fixed table top are both smaller than the wall thickness of the water tank;

a water inlet is formed in the upper part of the water tank; a first connector is hermetically connected above the water inlet through threads; a rubber hose is fixedly connected above the connector I; the upper end of the rubber hose is connected to the horizontal branch pipe through a connector II; one end of the horizontal branch pipe, which is far away from the rubber hose, is communicated with the vertical main pipe; the lower end of the vertical main pipe is connected with an air inlet pipe; the lower end of the air inlet pipe is fixedly connected with a booster pump.

As a further improvement of the utility model: the air inlet pipe is also provided with a valve.

As a further improvement of the utility model: the horizontal branch pipes and the vertical main pipe are both made of 304 stainless steel.

As a further improvement of the utility model: the lower part of the fixed table top is provided with four supporting legs.

As a further improvement of the present invention: and reinforcing ribs are welded and connected between the supporting legs and the fixed table top.

As a further improvement of the present invention: the device also comprises a four-way joint; the four-way joint is of a rectangular block structure, and a connecting hole II matched with the vertical main pipe is formed in the bottom of the four-way joint.

As a further improvement of the present invention: and four side surfaces of the four-way joint are provided with connecting holes (I) matched with the horizontal branch pipes.

Compared with the prior art, the beneficial effects of the utility model are that:

the width of the middle step transition plane and the vertical distance from the step transition plane to the upper surface of the fixed table top are both smaller than the wall thickness of the water tank, so that the problem that the fixed table top blocks the air leakage part of the water tank to influence the detection result due to the overlarge contact area between the water tank and the fixed table top is avoided; meanwhile, the booster pump is used for applying pressure to water in the water tank, if the water tank has an air leakage condition, the water in the water tank can be sprayed out along with the through hole of the water tank under the high-pressure condition, and the water tank can be conveniently and visually detected to detect whether the water tank leaks air or not and the air leakage position.

Drawings

Fig. 1 is a schematic structural view of a gas leakage detecting apparatus for a water tank of an automobile;

FIG. 2 is a schematic top view of a leak detection device for a water tank of an automobile;

FIG. 3 is a schematic structural view of a four-way joint in a gas leakage detecting apparatus for a radiator of an automobile;

FIG. 4 is an enlarged view of a portion A of an air leakage detecting apparatus for a radiator of an automobile;

FIG. 5 is a schematic structural view of a placement hole in a gas leakage detecting apparatus for a radiator of an automobile;

in the figure: 1-water tank, 2-fixed table top, 3-supporting legs, 4-reinforcing ribs, 5-arrangement holes, 6-water inlet, 7-connectors I, 8-rubber hoses, 9-connectors II, 10-horizontal branch pipes, 11-vertical main pipes, 12-booster pump, 13-air inlet pipes, 14-valves, 15-four-way connectors, 16-step transition plane, 17-connecting holes I and 18-connecting holes II.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1, the present embodiment provides a gas leakage detecting apparatus for a water tank of an automobile, which includes a water tank 1 and a fixing table 2; the fixed table top 2 is provided with a placement hole 5 for installing the water tank 1; the arrangement hole 5 is of a step-shaped structure, and a step transition plane 16 is arranged between the arrangement hole 5 and the fixed table top 2; the width of the step transition plane 16 and the vertical distance from the step transition plane 16 to the upper surface of the fixed table top 2 are both smaller than the wall thickness of the water tank 1, so that the problem that the fixed table top 2 blocks an air leakage part of the water tank 1 to influence a detection result due to overlarge contact area between the water tank 1 and the fixed table top 2 is avoided; the upper part of the water tank 1 is provided with a water inlet 6; a connector I7 is hermetically connected above the water inlet 6 through threads; a rubber hose 8 is fixedly connected above the connector I7; the upper end of the rubber hose 8 is connected to a horizontal branch pipe 10 through a connector II 9; one end of the horizontal branch pipe 10 far away from the rubber hose 8 is communicated with a vertical main pipe 11; the lower end of the vertical main pipe 11 is connected with an air inlet pipe 13; the lower end of the air inlet pipe 13 is fixedly connected with a booster pump 12, and a valve 14 is further arranged on the air inlet pipe 13; the materials of the horizontal branch pipe 10 and the vertical main pipe 11 are not limited, and in this embodiment, it is preferable that both the horizontal branch pipe 10 and the vertical main pipe 11 are made of 304 stainless steel; when the air tightness of the water tank 1 is detected, firstly, the water tank 1 is filled with water, then, the connector I7 is connected to the water inlet 6, the booster pump 12 is started, the water tank 1 is subjected to boosting treatment through the booster pump 12, if the water tank 1 leaks air, the water in the water tank 1 is sprayed out along with the through holes of the water tank under the high-pressure condition, and the air leakage position of the water tank 1 can be detected visually;

the lower part of the fixed table top 2 is provided with four supporting legs 3, and reinforcing ribs 4 are welded and connected between the supporting legs 3 and the fixed table top 2;

example 2

Referring to fig. 1-2, an air leakage detecting apparatus for a water tank of an automobile further includes a four-way joint 15; the four-way joint 15 is of a rectangular block structure, connecting holes II 18 matched with the vertical header pipes 11 are formed in the bottom of the four-way joint 15, connecting holes I17 matched with the horizontal branch pipes 10 are formed in four side faces of the four-way joint 15, the four horizontal branch pipes 10 are connected through the four connecting holes I17, air leakage detection can be conducted on the plurality of water tanks 1 at the same time, and detection efficiency is improved.

The utility model discloses a theory of operation is: when detecting the gas tightness of water tank 1, fill water to water tank 1 at first, then with connector 7 be connected to water inlet 6 department, start booster pump 12, carry out the pressure boost through booster pump 12 to water tank 1, if there is the gas leakage condition in water tank 1, the water of water tank 1 inside can be followed the injection of water tank through-hole under the high pressure condition and go out, whether be convenient for audio-visual detection water tank 1 gas leakage and gas leakage position.

In the utility model, the width of the step transition plane 16 and the vertical distance from the step transition plane 16 to the upper surface of the fixed table top 2 are both smaller than the wall thickness of the water tank 1, so as to avoid that the fixed table top 2 blocks the air leakage part of the water tank 1 to influence the detection result due to the overlarge contact area between the water tank 1 and the fixed table top 2; meanwhile, the booster pump 12 is used for applying pressure to the water in the water tank 1, if the water tank 1 has air leakage, the water in the water tank 1 can be sprayed out along with the through hole of the water tank under the high-pressure condition, so that the air leakage and the air leakage position of the water tank 1 can be detected visually.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A gas leakage detection device for an automobile water tank is characterized by comprising a water tank (1) and a fixed table top (2); a placing hole (5) for installing the water tank (1) is formed in the fixed table top (2); the arrangement hole (5) is of a step-shaped structure, and a step transition plane (16) is arranged between the arrangement hole (5) and the fixed table top (2); the width of the step transition plane (16) and the vertical distance from the step transition plane (16) to the upper surface of the fixed table top (2) are both smaller than the wall thickness of the water tank (1);

a water inlet (6) is arranged at the upper part of the water tank (1); a connector I (7) is hermetically connected above the water inlet (6) through threads; a rubber hose (8) is fixedly connected above the connector I (7); the upper end of the rubber hose (8) is connected to the horizontal branch pipe (10) through a connector II (9); one end of the horizontal branch pipe (10) far away from the rubber hose (8) is communicated with the vertical main pipe (11); the lower end of the vertical main pipe (11) is connected with an air inlet pipe (13); the lower end of the air inlet pipe (13) is fixedly connected with a booster pump (12).

2. The apparatus for detecting gas leakage from a radiator of an automobile according to claim 1, wherein a valve (14) is further provided on the inlet pipe (13).

3. The apparatus for detecting the leakage of the radiator tank of the automobile as claimed in claim 2, wherein said horizontal branch pipe (10) and said vertical header pipe (11) are made of 304 stainless steel.

4. A leak detecting device for a radiator of an automobile according to claim 3, wherein four legs (3) are provided at the lower portion of the fixed table top (2).

5. The device for detecting the leakage of the water tank of the automobile as claimed in claim 4, wherein the support legs (3) are connected with the fixed table top (2) by welding to form a reinforcing rib (4).

6. The air leakage detecting apparatus for a radiator of an automobile according to claim 1, further comprising a four-way joint (15); the four-way joint (15) is of a rectangular block structure, and a connecting hole II (18) matched with the vertical main pipe (11) is formed in the bottom of the four-way joint (15).

7. The apparatus for detecting the leakage of the water tank of the automobile as set forth in claim 6, wherein the four-way joint (15) is provided at four sides thereof with coupling holes (17) to be fitted with the horizontal branch pipes (10).