CN217110633U

CN217110633U - Cover body for evaporator and evaporator assembly

Info

Publication number: CN217110633U
Application number: CN202123167534.8U
Authority: CN
Inventors: 蒋学志; 陈飞; 夏丽霞
Original assignee: Powertrain Thermal Systems Branch of Valeo Automotive Air Conditioning Hubei Co Ltd
Current assignee: Powertrain Thermal Systems Branch of Valeo Automotive Air Conditioning Hubei Co Ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-08-02
Anticipated expiration: 2031-12-16

Abstract

The utility model provides an evaporimeter subassembly and a lid that is used for the evaporimeter. The evaporator assembly includes an evaporator provided with a fluid inlet pipe and a fluid outlet pipe, and a cover body detachably connected or fitted to the fluid inlet pipe and/or the fluid outlet pipe to cover a nozzle of the fluid inlet pipe and/or a nozzle of the fluid outlet pipe. Utilize the technical scheme of the utility model, based on the lid and cover the fluid inlet pipe and the fluid outlet pipe of evaporimeter, can prevent or reduce in the passivation liquid enters into the mouth of pipe of fluid inlet pipe and fluid outlet pipe to can improve welding quality.

Description

Cover body for evaporator and evaporator assembly

Technical Field

An embodiment of the utility model relates to the vehicle air conditioner field especially relates to a lid and an evaporator assembly for evaporimeter.

Background

An evaporator is a device for cooling a fluid. For the surface of the evaporator, a passivation process needs to be performed. However, during the process of spraying the passivation solution, the passivation solution may enter the inside of the fluid inlet pipe and/or the fluid outlet pipe through the nozzle of the fluid inlet pipe and/or the fluid outlet pipe. This results in the formation of residues in the passivation solution after high temperature heating during the subsequent evaporator soldering process, which can cause blisters and cold solder joints, directly resulting in solder leakage, thereby seriously affecting the soldering quality.

SUMMERY OF THE UTILITY MODEL

In order to solve at least one aspect of the above technical problem, the utility model provides an evaporator assembly, it includes:

an evaporator provided with a fluid inlet pipe and a fluid outlet pipe; and

a cover detachably connected or fitted to the fluid inlet pipe and/or the fluid outlet pipe to cover a nozzle of the fluid inlet pipe and/or a nozzle of the fluid outlet pipe.

Optionally, the cover is snap-fitted to the fluid inlet tube and/or the fluid outlet tube.

Optionally, the cover body includes a cover plate and a clamping portion, and the clamping portion defines a clamping slot; the clamping groove is used for clamping the fluid inlet pipe and/or the fluid outlet pipe; the cover plate covers the spout of the fluid inlet tube and/or the spout of the fluid outlet tube.

Optionally, the clamping portion is parallel to the cover plate.

Optionally, the fluid inlet pipe and/or the fluid outlet pipe is provided with a blocking portion for blocking the clamping portion from moving away from the evaporator in an axial direction of the fluid inlet pipe and/or the fluid outlet pipe.

Optionally, the cover further comprises two side plates and a top plate; the two side plates are arranged at intervals; the two side plates are connected with the clamping part and the cover plate; the top plate is connected with the two side plates, the cover plate and the clamping part; the top plate, the two side plates, the cover plate and the clamping part define an accommodating space, and a pipe orifice of the fluid inlet pipe and/or a pipe orifice of the fluid outlet pipe are/is positioned in the accommodating space; the end of the accommodating space far away from the top plate is an open end, and the fluid inlet pipe and the fluid outlet pipe are suitable for entering the accommodating space through the open end.

Optionally, the clamping groove is a U-shaped groove, and the fluid inlet pipe and/or the fluid outlet pipe are adapted to enter the U-shaped groove from an opening of the U-shaped groove in a thickness direction of the evaporator.

Optionally, the cover body includes a first blind hole and a second blind hole, and the first blind hole and the second blind hole are adapted to be respectively sleeved on the fluid inlet pipe and the fluid outlet pipe.

Optionally, the cover body is clamped with the fluid inlet pipe along the radial direction of the fluid inlet pipe; and/or the cover body is clamped with the fluid outlet pipe along the radial direction of the fluid outlet pipe.

The present invention also relates to a cover for an evaporator provided with a fluid inlet pipe and a fluid outlet pipe, the cover being adapted to be detachably connected or fitted to the fluid inlet pipe and/or the fluid outlet pipe to cover the orifice of the fluid inlet pipe and/or the orifice of the fluid outlet pipe.

Utilize the technical scheme of the utility model, based on the lid and cover the fluid inlet pipe and/or the fluid outlet pipe of evaporimeter, can prevent or reduce passivation liquid and enter into in the mouth of pipe of fluid inlet pipe and/or fluid outlet pipe to can improve welding quality.

Drawings

The above and other aspects and features of the present invention will become apparent from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:

fig. 1A and 1B are schematic structural views of an evaporator assembly according to an exemplary embodiment of the present invention;

FIG. 2 is a schematic structural view of the evaporator assembly of FIGS. 1A and 1B with portions of the fluid inlet and outlet tubes broken away;

3-9 are partial cross-sectional views at different positions along the axial direction of the fluid inlet and outlet tubes;

fig. 10 is a schematic structural view of a cover for an evaporator according to an exemplary embodiment of the present invention;

FIG. 11 is a partial cross-sectional view of the evaporator assembly of FIGS. 1A and 1B illustrating the cover engaged with a fluid inlet tube and a fluid outlet tube of the evaporator;

fig. 12 is a schematic structural view of a cover for an evaporator according to another exemplary embodiment of the present invention.

Detailed Description

Illustrative, non-limiting embodiments of the present invention are described in detail below with reference to the accompanying drawings, further illustrating an evaporator assembly and a cover for an evaporator assembly according to the present invention.

Fig. 1A and 1B are schematic structural views of an evaporator assembly according to an exemplary embodiment of the present invention. As shown in fig. 1A and 1B, the assembly includes an evaporator 10 and a cover 20.

As shown in fig. 2, the evaporator 10 includes a fluid inlet pipe 12 and a fluid outlet pipe 14, the fluid inlet pipe 12 and the fluid outlet pipe 14 having a nozzle 12A and a nozzle 14A, respectively (see fig. 9). The assembly in fig. 2 shows the mating of the fluid inlet tube 12, fluid outlet tube 14 and cap 20 in a partial cross-sectional configuration at a location in an axial direction of the fluid inlet tube 12 and fluid outlet tube 14.

As shown in fig. 1A and 1B, for example, the fluid inlet tube 12 has a smaller tube diameter than the fluid outlet tube 14. The evaporator 10 includes a first side 10A and a second side 10B opposite to each other, and a fluid inlet pipe 12 is located near the first side 10A and a fluid outlet pipe 14 is located near the second side 10B in a thickness direction D of the evaporator 10.

In the evaporator assembly shown in fig. 1A, 1B and 2, the cover 20 is detachably connected or fitted to the fluid inlet pipe 12 and the fluid outlet pipe 14 so as to cover the nozzle 12A of the fluid inlet pipe 12 and the nozzle 14A of the fluid outlet pipe 14.

As can be appreciated, the cap 20 may also be removably connected or mated to only one of the fluid inlet tube 12 and the fluid outlet tube 14. Further, as can be appreciated, the cover 20 may cover only one of the nozzle 12A of the fluid inlet pipe 12 and the nozzle 14A of the fluid outlet pipe 14. The above are all within the protection scope of the present invention.

Fig. 3 to 9 are schematic partial sectional views of different positions in an axial direction of a fluid inlet pipe and a fluid outlet pipe, fig. 10 is a schematic structural view of a cover for an evaporator according to an exemplary embodiment of the present invention, and fig. 11 is a partial sectional view of the evaporator assembly of fig. 1A for illustrating the cooperation of the cover with the fluid inlet pipe and the fluid outlet pipe of the evaporator. Referring to fig. 3-11, and particularly to fig. 11, it can be seen that the cap 20 snaps into place with the fluid inlet tube 12. However, as can be appreciated, the cover 20 may be snap-fit to the fluid outlet tube 14 only, or to both the fluid inlet tube 12 and the fluid outlet tube 14, and this is within the scope of the present invention. It should also be noted that the connection between the cover 20 and the fluid inlet tube 12 and/or the fluid outlet tube 14 may be other known ways besides clamping, as long as the matching or connection between the cover 20 and the fluid inlet tube 12 and/or the fluid outlet tube 14 can be achieved, and all of them are within the protection scope of the present invention.

According to fig. 3-9, the cover 20 is clamped to the fluid inlet tube 12 along the radial direction of the fluid inlet tube 12; in an embodiment not shown, the cover 20 is snap-fitted to the fluid outlet tube 14 in a radial direction of the fluid outlet tube 14.

Exemplary embodiments of the snap-fit engagement of the cap 20 to the fluid inlet tube 12 are described below.

As shown in fig. 10, the cover body 20 includes a cover plate 22 and a clamping portion 24, the clamping portion 24 defining a clamping groove 24A; the snap groove 24A is adapted to snap into the fluid inlet tube 12. Cover plate 22 is adapted to cover spout 12A of fluid inlet tube 12 and spout 14A of fluid outlet tube 14. In an alternative embodiment, as shown in fig. 11, the fluid inlet tube 12 is provided with a blocking portion 12B for blocking the movement of the catching portion 24 away from the evaporator 10 in the axial direction of the fluid inlet tube 12 or the fluid outlet tube 14. In the embodiment of the present invention, the blocking portion may be a protrusion, a recess, or other structures for blocking the movement of the clamping portion 24 away from the evaporator 10 in the axial direction of the fluid outlet pipe 14 and/or the fluid inlet pipe 12.

In an alternative embodiment, as shown in fig. 10, the snap-in portion 24 is disposed parallel to the cover plate 22 with respect to the cover 20.

In an alternative embodiment, as shown in fig. 10, the cover 20 further includes two

side panels

25,26 and a top panel 27. Two

side plates

25,26 are provided spaced apart from each other, the two

side plates

25,26 connecting the catching portion 24 and the cover plate 22; the top plate 27 is connected to the two side plates 25,26) as well as the cover plate 22 and the snap-in portion 24. The top plate 27, the two

side plates

25 and 26, the cover plate 22, and the catching portion 24 define an accommodating space S. As shown in fig. 11, the nozzle 12A of the fluid inlet pipe 12 and the nozzle 14A of the fluid outlet pipe 14 are located in the accommodation space S. As shown in fig. 10, the end of the accommodating space S opposite to the top plate 27 is an open end, and the fluid inlet pipe 12 and the fluid outlet pipe 14 are adapted to enter into the accommodating space S through the open end in the direction of arrow a shown in fig. 1A.

In an alternative embodiment, shown in fig. 10, the slot 24A is a U-shaped slot, and the fluid inlet tube 12 and the fluid outlet tube 14 are adapted to enter the U-shaped slot from the opening of the U-shaped slot in the thickness direction D of the evaporator 10.

As shown in fig. 1A and 1B, the cover body 20 may be inserted to the fluid inlet pipe 12 and the fluid outlet pipe 14 in the direction of an arrow a parallel to the thickness direction D of the evaporator 10 shown in fig. 1A and 1B.

In the present invention, in the case where the cover 20 is engaged with the fluid inlet tube 12 and/or the fluid outlet tube 14, the cover may be prevented from being detached from the evaporator 10 in the axial direction of the fluid inlet tube 12. Further, in the present invention, since the cover plate 22 is present, the cover body 20 is not detached from the evaporator 10 in the direction of the arrow a.

In other embodiments of the present invention, the cover 20 may have a structure different from that shown in fig. 10, and the cover 20 may not be clamped to the fluid inlet pipe 12 and/or the fluid outlet pipe 14. Fig. 12 is a schematic structural view of a cover 20 for an evaporator 10 according to another exemplary embodiment of the present invention. As shown in fig. 12, the cover body 20 includes a first blind hole 28 and a second blind hole 29, and the first blind hole 28 and the second blind hole 29 are adapted to be sleeved on the fluid inlet pipe 12 and the fluid outlet pipe 14, respectively.

Based on above, the utility model provides an evaporator assembly, it includes:

an evaporator 10 provided with a fluid inlet pipe 12 and a fluid outlet pipe 14; and

a cover 20 detachably connected or fitted to the fluid inlet pipe 12 and/or the fluid outlet pipe 14 to cover the nozzle 12A of the fluid inlet pipe 12 and/or the nozzle 14A of the fluid outlet pipe 14.

Based on the above, the present invention also provides a cover body for an evaporator, wherein the cover body 20 is adapted to be detachably connected or fitted to the fluid inlet pipe 12 and/or the fluid outlet pipe 14 so as to cover the nozzle of the fluid inlet pipe 12 and/or the nozzle of the fluid outlet pipe 14.

With the technical solution of the present invention, when passivation treatment needs to be performed on the evaporator 10, the cover 20 may be connected or fitted to the fluid inlet pipe 12 and/or the fluid outlet pipe 14 to cover the pipe orifice 12A of the fluid inlet pipe 12 and/or the pipe orifice 14A of the fluid outlet pipe 14. This can prevent or reduce the entry of the passivation liquid into the ports of the fluid inlet pipe and the fluid outlet pipe, thereby enabling the improvement of the welding quality.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention, and those skilled in the art can understand that any modification, equivalent replacement, improvement, etc. made without departing from the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An evaporator assembly, comprising:

an evaporator (10) provided with a fluid inlet pipe (12) and a fluid outlet pipe (14); and

a cover body (20) detachably connected or fitted to the fluid inlet pipe (12) and/or the fluid outlet pipe (14) to cover the nozzle (12A) of the fluid inlet pipe (12) and/or the nozzle (14A) of the fluid outlet pipe (14).

2. The evaporator assembly of claim 1, wherein:

the cover (20) is clamped to the fluid inlet tube (12) and/or the fluid outlet tube (14).

3. The evaporator assembly of claim 2, wherein:

the cover body (20) comprises a cover plate (22) and a clamping portion (24), and the clamping portion (24) limits a clamping groove (24A); the clamping groove (24A) is used for clamping with the fluid inlet pipe (12) and/or the fluid outlet pipe (14); the cover plate (22) covers the spout (12A) of the fluid inlet tube (12) and/or the spout (14A) of the fluid outlet tube (14).

4. The evaporator assembly of claim 3, wherein:

the clamping portion (24) and the cover plate (22) are arranged in parallel.

5. The evaporator assembly of claim 3, wherein:

the fluid inlet pipe (12) and/or the fluid outlet pipe (14) is provided with a blocking portion (12B), and the blocking portion (12B) is used for blocking the clamping portion (24) from moving away from the evaporator (10) in the axial direction of the fluid inlet pipe (12) and/or the fluid outlet pipe (14).

6. The evaporator assembly of claim 3, wherein:

the cover further comprises two side panels (25,26) and a top panel (27); the two side plates (25,26) are arranged at a distance from each other; the two side plates (25,26) are connected with the clamping part (24) and the cover plate (22); the top plate (27) is connected with the two side plates (25,26), the cover plate (22) and the clamping part (24);

the top plate (27), the two side plates (25,26), the cover plate (22) and the clamping portion (24) define a containing space (S) in which a spout (12A) of the fluid inlet pipe (12) and/or a spout (14A) of the fluid outlet pipe (14) is located;

the end of the receiving space (S) remote from the top plate (27) is an open end, and the fluid inlet pipe (12) and the fluid outlet pipe (14) are adapted to enter into the receiving space (S) through the open end.

7. The evaporator assembly of claim 3, wherein:

the clamping groove (24A) is a U-shaped groove, and the fluid inlet pipe (12) and/or the fluid outlet pipe (14) are/is suitable for entering the U-shaped groove from the opening of the U-shaped groove in the thickness direction (D) of the evaporator (10).

8. The evaporator assembly of claim 1, wherein:

the cover body (20) comprises a first blind hole (28) and a second blind hole (29), and the first blind hole (28) and the second blind hole (29) are suitable for being sleeved on the fluid inlet pipe (12) and the fluid outlet pipe (14) respectively.

9. The evaporator assembly of claim 2, wherein:

the cover body (20) is clamped with the fluid inlet pipe (12) along the radial direction of the fluid inlet pipe (12); and/or the cover body (20) is clamped with the fluid outlet pipe (14) along the radial direction of the fluid outlet pipe (14).

10. A cover for an evaporator, the evaporator (10) being provided with a fluid inlet pipe (12) and a fluid outlet pipe (14), characterized in that:

the cover (20) is adapted to be detachably connected or fitted to the fluid inlet tube (12) and/or the fluid outlet tube (14) to cover the orifice of the fluid inlet tube (12) and/or the orifice of the fluid outlet tube (14).