Novel air tightness testing device

Abstract

The utility model discloses a novel air tightness testing device, which belongs to the technical field of air tightness testing devices and comprises a machine body. Two symmetrical ventilation openings are formed in the outer wall of the machine body, a socket is fixedly connected to the outer wall, surrounding the ventilation openings, of the machine body, an insertion ring is inserted into one end of the socket, a fan is fixedly connected to one end of the insertion ring, a limiting rod is slidably connected to the outer wall of the socket, and a pull piece is fixedly connected to one end of the limiting rod. A spring is fixedly connected between the pulling piece and the socket, one end, far away from the pulling piece, of the limiting rod is inserted into the insertion ring, the fan is used for blowing air into the machine body, air flow in the machine body is accelerated, the cooling effect is achieved, and the fan can be conveniently and rapidly disassembled, assembled and stored.

Description

Technical Field

[0001] The utility model relates to the technical field of air tightness testing devices, in particular to a new type of air tightness testing device. Background Art

[0002] After the product is manufactured, it is often necessary to conduct an airtightness test on the product using an airtightness tester. This type of airtightness test device usually uses a series of components such as internal connecting pipes and electric valves for auxiliary testing.

[0003] However, current air tightness testing devices rely only on separate vents to dissipate heat from electrical components when the weather is hot, and excessive pressure affects their service life.

[0004] Based on this, the utility model designs a new air tightness testing device to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a new air tightness testing device to solve the above technical problems.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a new type of air tightness testing device, comprising: a body; two symmetrical ventilation holes are opened on the outer wall of the body, a socket is fixedly connected to the outer wall of the body surrounding the ventilation hole, a plug ring is inserted at one end of the socket, a fan is fixedly connected to one end of the plug ring, a limit rod is slidably connected to the outer wall of the socket, a pull tab is fixedly connected to one end of the limit rod, a spring is fixedly connected between the pull tab and the socket, and the end of the limit rod away from the pull tab is inserted in the plug ring.

[0007] Preferably, the air inlet end of the fan is fixedly connected with a connecting ring, and the inner wall of the connecting ring is fixedly connected with an air filter.

[0008] Preferably, a power plug is provided on one side of the fan, and a power socket is fixedly connected to the outer wall of the fan.

[0009] Preferably, one end of the power plug is plugged into one end of the power socket.

[0010] Preferably, an alloy base is fixedly connected inside the body, and a plurality of control valves are fixedly connected in sequence to the outer wall of the alloy base.

[0011] Compared with the prior art, the utility model has the following beneficial effects: if the weather is hot or the temperature is high after long-term operation, a fan can be installed at one end of a socket, and the fan can be used to blow air toward the machine body to accelerate the air flow in the machine body and achieve the effect of cooling;

[0012] When the fan is not needed, the limit rod can be pulled away from the plug ring through the pull tab, and the power plug and the power socket can be separated, so that the fan can be removed and stored more quickly. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0014] Figure 1 This is a schematic diagram of the overall structure of this embodiment;

[0015] Figure 2 The schematic diagram of the structure of the air filter is highlighted for this embodiment;

[0016] Figure 3 This is a schematic diagram of the socket structure highlighted in this embodiment;

[0017] Figure 4 This is a schematic diagram of the structure of the limit rod for this embodiment;

[0018] Figure 5 This is a schematic diagram showing the structure of the alloy base in this embodiment.

[0019] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0020] 1. Machine body; 2. Ventilation port; 3. Socket; 4. Limit rod; 5. Pull tab; 6. Spring; 7. Plug ring; 8. Fan; 9. Connecting ring; 10. Air filter; 11. Power plug; 12. Power socket; 13. Alloy base; 14. Control valve. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-5The utility model provides a technical solution: a new air tightness test device, comprising: a body 1; the outer wall of the body 1 is provided with two symmetrical vents 2, the outer wall of the body 1 surrounding the vents 2 is fixedly connected with a socket 3, one end of the socket 3 is plugged with a plug ring 7, one end of the plug ring 7 is fixedly connected with a fan 8, the outer wall of the socket 3 is slidably connected with a limit rod 4, one end of the limit rod 4 is fixedly connected with a pull tab 5, a spring 6 is fixedly connected between the pull tab 5 and the socket 3, and the end of the limit rod 4 away from the pull tab 5 is plugged into the plug ring 7;

[0023] The two vents 2 on the outer wall of the body 1 are used for ventilation. The plug ring 7 of the fan 8 is connected through the socket 3. After the plug ring 7 is inserted into the socket 3, it is plugged into the limit rod 4 pulled by the spring 6 and is not easy to fall out. The fan 8 is used to accelerate the airflow in the body 1 to achieve the purpose of cooling.

[0024] Preferably, the air inlet end of the fan 8 is fixedly connected with a connecting ring 9, and the inner wall of the connecting ring 9 is fixedly connected with an air filter 10;

[0025] The air inlet end of the fan 8 is protected by an air filter 10 of a connecting ring 9 to reduce the amount of impurities in the air that enter the fan 8 and the body 1.

[0026] Preferably, a power plug 11 is provided on one side of the fan 8, and a power socket 12 is fixedly connected to the outer wall of the body 1;

[0027] The fan 8 is connected to a power source via a power plug 11 , and the machine body 1 supplies power to the fan 8 via a power socket 12 .

[0028] Preferably, one end of the power plug 11 is plugged into one end of the power socket 12;

[0029] The power supply socket 12 and the power plug 11 cooperate to provide power to the fan 8 .

[0030] Preferably, an alloy base 13 is fixedly connected inside the machine body 1, and a plurality of control valves 14 are fixedly connected to the outer wall of the alloy base 13 in sequence;

[0031] A flow channel connected to a plurality of control valves 14 is provided inside the alloy base 13 for assisting airtightness detection.

[0032] A specific application of this embodiment is: the body 1 assists in airtightness testing through its main alloy base 13 and the control valve 14. If the weather is hot or the operation is long, the fan 8 can be placed at one end of a socket 3 when the temperature is high, and the fan 8 is used to blow air toward the body 1 to accelerate the air flow in the body 1 and achieve the effect of cooling. When the fan 8 is in operation, the air filter 10 of the connecting ring 9 is used to filter impurities in the air to reduce the impurities entering the body 1. When the fan 8 is not needed, the limit rod 4 can be pulled away from the plug ring 7 through the pull tab 5, and the power plug 11 and the power transmission socket 12 can be separated, so that the fan 8 can be removed relatively quickly for storage.

[0033] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0034] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0035] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A new air tightness testing device, comprising: A machine body (1); characterized in that two symmetrical ventilation holes (2) are formed on the outer wall of the machine body (1); a socket (3) is fixedly connected to the outer wall of the machine body (1) surrounding the ventilation hole (2); a plug ring (7) is inserted at one end of the socket (3); a fan (8) is fixedly connected at one end of the plug ring (7); a limit rod (4) is slidably connected to the outer wall of the socket (3); a pull tab (5) is fixedly connected at one end of the limit rod (4); a spring (6) is fixedly connected between the pull tab (5) and the socket (3); and the end of the limit rod (4) away from the pull tab (5) is inserted into the plug ring (7).

2. A novel air tightness testing device according to claim 1, characterized in that: The air inlet end of the fan (8) is fixedly connected to a connecting ring (9), and the inner wall of the connecting ring (9) is fixedly connected to an air filter (10).

3. A novel air tightness testing device according to claim 1, characterized in that: A power plug (11) is provided on one side of the fan (8), and a power socket (12) is fixedly connected to the outer wall of the body (1).

4. A novel air tightness testing device according to claim 3, characterized in that: One end of the power plug (11) is plugged into one end of the power transmission socket (12).

5. A novel air tightness testing device according to claim 1, characterized in that: An alloy base (13) is fixedly connected inside the machine body (1), and a plurality of control valves (14) are fixedly connected in sequence to the outer wall of the alloy base (13).

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