CN216409900U

CN216409900U - Water drain pipe connecting device of automobile air conditioner evaporator shell

Info

Publication number: CN216409900U
Application number: CN202122789724.7U
Authority: CN
Inventors: 汪德权
Original assignee: Chongqing Sipuning Plastic Products Co ltd
Current assignee: Chongqing Sipuning Technology Co.,Ltd.
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-04-29
Anticipated expiration: 2031-11-15

Abstract

The utility model relates to a drain pipe connecting device of an automobile air-conditioning evaporator shell, which comprises a limiting part and inverted teeth, wherein the limiting part and the inverted teeth are arranged on the surface of a connecting pipe of the shell, the connecting pipe is cylindrical, the limiting part and the inverted teeth are convexly arranged on the outer surface of the connecting pipe, a drain pipe is spliced with the connecting pipe, the drain pipe comprises an annular part, the annular part is provided with a positioning groove, the positioning groove and the limiting part are correspondingly arranged, when the drain pipe is assembled with the connecting pipe, the positioning groove is buckled with the limiting part, the inverted teeth are contacted with the inner wall of the drain pipe, the outer surface of the drain pipe is provided with positioning pieces, the head end and the tail end of each positioning piece are respectively provided with a positioning block and a groove, and when the positioning pieces are clamped, the positioning blocks are clamped with the grooves. The drain pipe connecting device of the automobile air conditioner evaporator shell can enhance the connection stability between the drain pipe and the connecting pipe, is convenient to position and fix, effectively prevents the drain pipe from falling off, and avoids air conditioner condensate water from leaking.

Description

Water drain pipe connecting device of automobile air conditioner evaporator shell

Technical Field

The utility model relates to the technical field of automobile air conditioner evaporators, in particular to a drain pipe connecting device of an automobile air conditioner evaporator shell.

Background

The automobile air conditioner evaporator has the function of evaporating the low-temperature refrigerant from the expansion valve at low pressure, converting the low-temperature refrigerant into steam and absorbing the heat of the cooled medium, thereby achieving the aim of refrigeration. The evaporator is usually mounted in a bellows behind the dashboard, and the outside air or the inside air is passed through the evaporator by means of a blower for cooling and dehumidification. The structure of present vehicle air conditioner evaporimeter casing drain pipe department all adopts the cylinder mouth of pipe, and the connecting pipe plug-in connection on drain pipe and the casing, however, above-mentioned connected mode takes place to drop easily at the drain pipe in the use, leads to the air conditioner comdenstion water to reveal outside the car

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art and provides a drain pipe connecting device of an evaporator shell of an automobile air conditioner, which can ensure that condensed water in the automobile air conditioner can be discharged without leakage.

The specific technical scheme is as follows: the utility model provides a drain pipe connecting device of vehicle air conditioner evaporimeter casing, includes spacing portion and pawl, and spacing portion and pawl setting are on the connecting pipe surface of casing, and the connecting pipe is cylindrical, and spacing portion and the protruding surface of establishing at the connecting pipe of pawl, drain pipe and connecting pipe peg graft, the drain pipe includes annular portion, and annular portion is equipped with the constant head tank, and the constant head tank corresponds the setting with spacing portion, and when drain pipe and connecting pipe montage, constant head tank and spacing portion lock joint, pawl and the contact of drain pipe inner wall, the drain pipe surface is equipped with the setting element, and setting element head and the tail both ends are equipped with locating piece and recess respectively, and when the setting element pressed from both sides tightly, locating piece and groove joint.

Preferably, the number of the positioning blocks and the number of the grooves are multiple.

As the preferred scheme, the positioning block is convexly arranged on the body of the positioning piece, one end of the positioning block is connected with the body, and a gap is formed between the other end of the positioning block and the body.

Preferably, the outer surface of the positioning block is convex.

Preferably, the body is provided with a clamping portion.

Preferably, two ends of the clamping part are connected with the body and are convexly arranged on the surface of the body.

Preferably, the clamping portion is U-shaped.

The utility model has the technical effects that: the drain pipe connecting device of the automobile air conditioner evaporator shell can enhance the connection stability between the drain pipe and the connecting pipe, is convenient to position and fix, effectively prevents the drain pipe from falling off, and avoids air conditioner condensate water from leaking.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic view of a drain pipe connection device of an evaporator case of an air conditioner for a vehicle according to an embodiment of the present invention.

Fig. 2 is a schematic view of a connection tube according to an embodiment of the present invention.

Fig. 3 is a cross-sectional view of a portion a-a of fig. 1 in accordance with the present invention.

FIG. 4 is a schematic view of a locating block and a recess of an embodiment of the present invention.

FIG. 5 is a schematic view of a positioning member according to an embodiment of the utility model.

Fig. 6 is a schematic view of a gap of an embodiment of the present invention.

FIG. 7 is a schematic view of a locating block of an embodiment of the present invention.

FIG. 8 is a schematic view of a positioning member according to an embodiment of the present invention when clamped.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The following detailed description of embodiments of the utility model refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.

As shown in fig. 1 to 8, the drain pipe connecting device of the evaporator shell of the automobile air conditioner of the embodiment includes a limiting portion 1 and a pawl 2, the limiting portion 1 and the pawl 2 are disposed on the surface of a connecting pipe 31 of a shell 3, the connecting pipe 31 is cylindrical, and the limiting portion 1 and the pawl 2 are convexly disposed on the outer surface of the connecting pipe 31. The drain pipe 5 is spliced with the connecting pipe 31, the drain pipe 5 comprises an annular part 51, the annular part 51 is provided with a positioning groove 511, and the positioning groove 511 corresponds to the limiting part 1. When the drain pipe 5 is assembled with the connecting pipe 31, the positioning groove 511 is fastened with the limiting part 1, the inverted tooth 2 is contacted with the inner wall of the drain pipe 5, the positioning part 6 is arranged on the outer surface of the drain pipe 5, the positioning block 61 and the groove 62 are respectively arranged at the head end and the tail end of the positioning part 6, and when the positioning part 6 is clamped, the positioning block 61 is clamped with the groove 62. Among the above-mentioned technical scheme, through setting up spacing portion 1 and pawl 2, can strengthen the fastness in connection of drain pipe 5 and connecting pipe 31. Through the joint between locating piece 61 and the recess 62, can make the setting element press from both sides tight drain pipe 5 to avoid the drain pipe to drop. Through above-mentioned technical scheme, can prevent effectively that the drain pipe from droing, avoid the air conditioner comdenstion water to reveal outside the car.

In this embodiment, locating piece 61 all has a plurality ofly with recess 62 to can increase the joint steadiness of locating piece 61 and recess 62, simultaneously, also can be according to the drain pipe adjustment clamping degree of different diameters. The positioning block 61 is convexly arranged on the body 63 of the positioning element 6, one end of the positioning block 61 is connected with the body 63, and a gap 64 is formed between the other end of the positioning block 61 and the body 63, so that the positioning block 61 can be clamped into the groove 62 when the positioning block 61 is used. The outer surface 611 of the positioning block 61 is convex, so that the positioning block 61 can be prevented from being removed from the groove.

In this embodiment, the body 63 is provided with a clamping portion 631, and the clamping degree of the positioning member can be further enhanced by the clamping portion 631. Two ends of the clamping portion 631 are connected to the body 63 and are protruded on the surface of the body 63, when the positioning member is used, the positioning block 61 is clamped to the groove 62, then two ends of the clamping portion 631 are clamped by a tool, the clamping portion is deformed by clamping with force, the clamping portion 631 drives the positioning block 61 and the groove 62 to be clamped (as shown in fig. 8), and the clamping portion 631 in this embodiment is U-shaped.

The drain pipe connecting device of the automobile air conditioner evaporator shell can enhance the connection stability between the drain pipe and the connecting pipe, is convenient to fix, effectively prevents the drain pipe from falling off, and avoids air conditioner condensate water from leaking.

The drain pipe connecting device of the vehicle air conditioner evaporator case of the present invention has been described above, but the present invention is not limited to the above-described specific embodiments, and various modifications and changes can be made without departing from the scope of the claims. The present invention includes various modifications and alterations within the scope of the claims.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a drain pipe connecting device of vehicle air conditioner evaporimeter casing, a serial communication port, including spacing portion and pawl, spacing portion and pawl setting are on the connecting pipe surface of casing, and the connecting pipe is cylindrical, and spacing portion and the protruding surface of establishing at the connecting pipe of pawl, drain pipe and connecting pipe peg graft, the drain pipe includes annular portion, and annular portion is equipped with the constant head tank, and the constant head tank corresponds the setting with spacing portion, and when drain pipe and connecting pipe montage, constant head tank and spacing portion lock joint, pawl and the contact of drain pipe inner wall, drain pipe surface are equipped with the setting element, and setting element head and the tail both ends are equipped with locating piece and recess respectively, and when the setting element pressed from both sides tightly, locating piece and recess joint.

2. The drain pipe connecting device for an evaporator case of an air conditioner of a vehicle as claimed in claim 1, wherein there are a plurality of the positioning blocks and the grooves.

3. The drain pipe connecting device for the evaporator shell of the automobile air conditioner as claimed in claim 2, wherein the positioning block is convexly disposed on the body of the positioning member, one end of the positioning block is connected with the body, and a gap is formed between the other end of the positioning block and the body.

4. A drain pipe connection of an evaporator case of an automobile air conditioner according to claim 3, wherein an outer surface of the positioning block is convex.

5. A drain pipe connection of an automotive air conditioning evaporator case as set forth in claim 4, characterized in that said body is provided with a grip.

6. A water pipe connecting device for an evaporator shell of an automobile air conditioner as claimed in claim 5, wherein both ends of the clamping portion are connected with the body and are convexly arranged on the surface of the body.

7. A drain pipe connection of an automotive air conditioning evaporator case according to claim 6, wherein said clamping portion is U-shaped.