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Clamping and fastening structure for HVAC shells of automobile air conditioner

A technology for automotive air conditioners and casings, which is applied in the field of fastening structure of HVAC casings of automobile air conditioners, can solve the problems of insufficient connection of two casings, difficult contact and locking, and easy damage to the casing, so as to reduce material costs, The effect of firm sealing connection and compact external dimensions

Inactive Publication Date: 2015-05-20
BONAIRE AUTOMOTIVE ELECTRICAL SYST
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] In the process of realizing the present invention, the inventor found at least the following problems in the prior art: the connection between the two housings is not firm enough and is easy to loosen. Contact locking, such as forced disassembly, is easy to damage the shell

Method used

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  • Clamping and fastening structure for HVAC shells of automobile air conditioner
  • Clamping and fastening structure for HVAC shells of automobile air conditioner

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Embodiment Construction

[0017] In order to make the object, technical solution and advantages of the present invention clearer, the implementation manner of the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0018] see figure 1 and figure 2 , a car air-conditioning HVAC housing fastening structure, including a connected first housing 1 and a second housing 2, the opening of the second housing 2 is provided with a groove 21 around, the first housing 1 There are pins 13 around the opening, and the pins 13 are matched with the grooves 21;

[0019] The opening of the first housing 1 is also provided with a slot 11 , and the upper opening of the second housing 2 is provided with a tongue 22 matching the slot 11 , and the tongue 22 is in interference fit with the slot 11 . A secure connection is achieved through an interference fit.

[0020] The tongue 22 is provided with a buckle, and when the tongue 22 extends into the slot 11 , the buckle...

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Abstract

The invention discloses a clamping and fastening structure for HVAC shells of an automobile air conditioner. The clamping and fastening structure comprises the first shell (1) and the second shell (2), grooves (21) are formed in the periphery of an opening of the second shell (2), and pins (13) are arranged on the periphery of an opening of the first shell (1) and matched with the grooves (21); a clamping groove (11) is formed in the opening of the first shell (1), a tongue piece (22) matched with the clamping groove (11) is arranged on the opening of the second shell (2), and the tongue piece (22) is in interference fit with the clamping groove (11). Firm connection is achieved through interference fit, the clamping and fastening structure has the function of a tongue-groove fastener and the function of a clamping fastener, and sealing connection is firm and reliable; as an unlocking mechanism is arranged, the two shells can be disassembled conveniently.

Description

technical field [0001] The invention relates to the field of automobile air conditioners, in particular to an engaging and fastening structure for an HVAC housing of an automobile air conditioner. Background technique [0002] As people's automobile air-conditioning system requirements increase, the HVAC structure of the air-conditioning system will receive more and more attention. [0003] In the process of realizing the present invention, the inventor found at least the following problems in the prior art: the connection between the two housings is not firm enough and is easy to loosen. Contact locking, such as forced disassembly, is easy to damage the housing. Contents of the invention [0004] The technical problem to be solved by the present invention is to provide a car air-conditioning HVAC housing fastening structure that firmly connects and seals the two housings and is easy to disassemble. [0005] In order to solve the above-mentioned technical problems, the t...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F24F13/20
CPCF24F13/20
Inventor 田小梅周红霞
Owner BONAIRE AUTOMOTIVE ELECTRICAL SYST
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