JP2002139294A - Composite type heat exchanger with fan shroud - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a composite type heat exchanger, reduced in the number of parts and capable of clamping and fixing the parts integrally, in the composite type heat exchanger with a fan shroud, in which a condenser 1, a radiator 2 and the fan shroud 3 are superposed sequentially. SOLUTION: A first retaining part 4 and a second retaining part 6 are projected on one side of the radiator 2 while a first engaging part 5 is projected on one side of the condenser 1 and a second engaging part 7 is projected on one side of the fan shroud 3 while aligning these parts. In this case, these retaining parts and engaging parts are retained to each other while respective other sides of the condenser 1, radiator 2 and fan shroud 3 are clamped with each other in the thickness directions thereof through a clamping bolt 8.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a composite heat exchanger in which a radiator for a vehicle, a condenser for a car air conditioner, and a fan shroud for wind generation thereof are integrated.

[0002]

2. Description of the Related Art A radiator for cooling an engine, a condenser for an air conditioner for a car, and a shroud for a fan that blows air therethrough are respectively fastened to each other through a plurality of brackets and bolts. It was common to be fixed. Further, when attaching the shroud to the radiator, it has been known that a plurality of brackets and pins are protrudingly provided at respective lower ends, and these are engaged with each other, and the upper end thereof is connected to the shroud and the radiator by bolts. In order to attach the condenser to the radiator, generally, brackets that match each other are protruded from the respective outer peripheral portions, and the brackets are fastened with bolts.

[0003]

The conventional integrated structure of the composite heat exchanger with a fan shroud has the disadvantage that the number of fastening parts between the three members increases and the fastening is troublesome.
Therefore, an object of the present invention is to provide a composite heat exchanger with a fan shroud which has a small number of parts and can easily be fastened between the three members.

[0004]

According to the present invention, a condenser, a radiator, and a fan shroud are provided.
In the composite heat exchanger with a fan shroud, which is sequentially superimposed, a first locking portion 4 protruding from one side of one surface of the radiator 2 is protruded from one side of the condenser 1 opposed thereto. The first engaging portion 5 is locked so as to support the weight of the capacitor 1, and faces the second locking portion 6 protruding from one side of the other surface of the radiator 2. A second engagement portion 7 protruding from one side of the fan shroud 3 is locked so as to support the own weight of the fan shroud 3, and the condenser 1, the radiator 2, and the other side of the fan shroud 3 are connected to each other. Is a composite heat exchanger with a fan shroud, which is fastened to each other by fastening bolts 8 in the thickness direction thereof and a mounting member 9 is projected from the lower surface of the composite.

According to a second aspect of the present invention, in the first aspect, the first locking portion 4 is an arc-shaped member 4a protruding from a surface of the side tank 10 of the radiator 2, and the arc-shaped member is provided. 4a is aligned with the outer periphery of the tank 11 of the capacitor 1 or the outer periphery of the receiver tank 12 protruding therefrom, and the first engagement portion 5
Or a claw 5a protruding from the outer periphery of the receiver tank 12 protruding therefrom. The claw 5a is a composite heat exchanger with a fan shroud supported on the upper surface of the arc-shaped member 4a. is there.

According to a third aspect of the present invention, in the first aspect, the first locking portion 4 is a U-shaped member 4b projecting from a surface of a side tank 10 of the radiator 2; The first engagement portion 5 is an inverted U-shaped member 5 b protruding from the outer periphery of the tank 11 of the capacitor 1 or the outer periphery of the receiver tank 12 protruding from the tank 11.
b is a composite heat exchanger with a fan shroud fitted to the U-shaped member 4b. The present invention according to claim 4 provides:
The second locking portion 6 according to claim 1, wherein the second locking portion 6 includes a locking hole 6 a of a bracket 13 protruding from a surface of a side tank 10 of the radiator 2.
The engaging portion 7 is a composite heat exchanger with a fan shroud including a pin member 7a fitted into the locking hole 6a.

According to a fifth aspect of the present invention, in any one of the first to fourth aspects, an eave-shaped member 14 is integrally provided at an upper end of the fan shroud 3, and a lower surface of the eaves-shaped member 14 is at least the radiator. 2 is a composite heat exchanger with a fan shroud fitted on the upper surface of the second heat exchanger. The present invention according to claim 6 is the invention according to any one of claims 1 to 5,
On the other side of the condenser 1, the radiator 2, and the shroud 3, brackets 15, 16, and 17 are respectively protruded, and the combined heat exchanger with a fan shroud is fastened and fixed to each bracket by one fastening bolt 8. It is.

[0008]

Next, embodiments of the present invention will be described with reference to the drawings. 1 and 2 are an exploded perspective view showing a first embodiment of the present invention and a perspective view showing an assembled state. In this combined heat exchanger with a fan shroud, a condenser 1 is arranged on the front of a vehicle, and a radiator 2 and a fan shroud 3 are arranged behind the condenser 1 in order. In this example, the condenser 1 is provided with a pair of tanks 11 spaced apart left and right, and a number of tubes arranged in a horizontal direction between them are arranged in parallel, and both ends thereof are liquid-tight to the respective tanks 11. Penetrated. Fins are fixed between the tubes. Further, a receiver tank 12 is protruded from one of the tanks 11 by brazing or the like, and a claw portion 5 a is protruded from the outer surface of the receiver tank 12 as a pair of first engagement portions 5.
A bracket 15 protrudes from the other tank 11 by brazing or the like, and a bolt hole is inserted through the bracket 15.

Next, the radiator 2 is provided with a pair of side tanks 10 which are separated from each other in the left and right directions, and both ends of a number of parallel tubes arranged in the horizontal direction penetrate the respective side tanks 10 in a liquid-tight manner. Fixed. Fins are fixed to the outer surface of each tube. On the outer surface of one side tank 10, an arc-shaped member 4a as a pair of first locking portions 4 is protruded and fixed by means such as brazing. The interval is equal to the interval between the claws 5 a protruding from the outer periphery of the receiver tank 12. Then, the inner circumference of the arc-shaped member 4 a is aligned with the outer circumference of the receiver tank 12. A bracket 16 protrudes from an outer surface of the other side tank 10, and a bolt hole 6 a as a second locking portion 6 is formed in the bracket 16. A bracket protrudes from the back surface of one side tank 10, and a locking hole 6 a is formed as a second locking portion 6 on the bracket.

The outer periphery of the fan shroud 3 is aligned with the outer periphery of the radiator 2, and a pair of fans 18 in this example are housed in a pair of openings at the center thereof. The motor support and the fan accommodating opening are connected by a plurality of stays (not shown), and are integrally provided. A fan motor (not shown) is attached to the motor support, and the center of the fan 18 is fixed to the rotating shaft. The fan shroud 3 is integrally formed of an injection molded body of a synthetic resin, and has an eave-like member 14 protruding from the upper surface thereof. The lower surface of the eave-shaped member 14 is formed in a shallow groove shape, and each groove is aligned with the upper surfaces of the radiator 2 and the capacitor 1. A bracket is protruded from the lower end of one side of the fan shroud 3, and a pin member 7 a is protruded from the bracket as the second engagement portion 7. Further, a bracket 17 is integrally provided at the center of the other side of the fan shroud 3, and a bolt hole is formed therein. The bolt holes of the bracket 15 of the condenser 1, the bracket 16 of the radiator 2, and the bracket 17 of the fan shroud 3 are aligned.

The condenser 1, radiator 2 and fan shroud 3 thus constructed are assembled as follows. As an example, first, a claw portion 5a as a first engagement portion 5 protruding from one side of the capacitor 1 is placed on an upper surface of an arc-shaped member 4a as a first engagement portion 4 of the radiator 2,
The other side of the capacitor 1 rotates around the arc-shaped member 4a, and the bracket 15 and the bracket 16 are overlapped. Then, the pin member 7a as the second engaging portion 7 of the fan shroud 3 is inserted into the locking hole 6a as the second locking portion 6 of the radiator 2, and the shallow groove on the lower surface of the eave-shaped member 14 is inserted into the radiator. 2 and the upper surface of the capacitor 1. At this time, the bracket 17 and the bracket 16 come close to each other. Then, the fastening bolt 8 is inserted into the bolt insertion hole of each bracket, and is screwed with a nut (not shown) or a screw hole in the bolt hole to fasten and fix the three members in the thickness direction. The mounting members 9 are provided on the upper and lower surfaces of the pair of side tanks 10 of the radiator 2, respectively.
Are protruded and fixed integrally. Then, it is mounted and fixed to a support frame (not shown) of the vehicle via the mounting member 9.

FIGS. 3 and 4 show a second embodiment of the present invention. This embodiment is different from the above-described embodiment in that a pin as a second engagement portion 7 of the fan shroud 3 is provided. A member 7a is provided at the upper and lower ends on one side in a horizontal direction, and is supported by a locking hole 6a of a bracket projecting from one side of the radiator 2. The eave-like member 14 shown in FIG. 1 does not exist on the upper surface of the fan shroud 3. In this example, however, the fan shroud 3 is inserted into the locking hole 6a of the radiator 2, the claw 5a of the receiver tank 12 of the capacitor 1 is supported by the arc-shaped member 4a, and the capacitor 1, the radiator 2 and the fan are fixed by the fastening bolt 8. The shroud 3 is fastened and fixed in the thickness direction.

FIGS. 5 and 6 show still another embodiment of the present invention. This embodiment is different from those of FIGS. 1 and 2 in that an arc-shaped member 4a as a first locking portion 4 is formed. Instead, a U-shaped member 4b is protruded from the outer surface of one of the tanks of the radiator 2, and the inverted U-shaped portion 5 serving as the first engagement portion 5 is fitted to the receiver tank 12 of the capacitor 1 at a position matching the U-shaped member 4b.
b is a protruding one. Others are the same as those of FIG. 1 and FIG. In this example, the inverted U-shaped portion 5b is fitted to the U-shaped portion 4b, the pin member 7a of the fan shroud 3 is fitted into the locking hole 6a, and the condenser 1, radiator 2, fan The brackets 15, 16, 17 of the shroud 3 are integrally fastened and fixed in their thickness direction.

[0014]

In the composite heat exchanger with fan shroud of the present invention, the fan shroud 3 and the condenser 1 are locked on one side of the radiator 2 so as to support their own weights, and the other sides are mutually connected. Since the composite is integrated by being fastened in the thickness direction via the fastening bolts 8 and the mounting member 9 is protruded from the lower surface of the composite, the capacitor 1, the radiator 2, and the fan shroud 3 are integrated. Can be easily and quickly performed. At the same time, the state is firmly maintained, and it becomes possible to mount an appropriate support material via the mounting member 9.

Further, according to the present invention, the arc-shaped member 4a projects from the side tank 10 of the radiator 2, and the tank 11 or the receiver tank 12 is aligned with the arc-shaped member 4a.
In the case where the claw portion 5a protruding from the base member is supported on the upper surface of the arc-shaped member 4a, the capacitor 1 is rotated around the arc-shaped member 4a to position the capacitor 1 and the radiator 2 and to fasten between them. It can be fixed more easily than the bolt 8. According to the present invention, a U-shaped member 4b is protruded from the surface of the side tank 10 of the radiator 2, and the inverted U-shaped member 5b fitted to the U-shaped member 4b is a capacitor 1 Is provided on the outer periphery of the tank 11 or the receiver tank 12 to securely support the condenser 1 and the radiator 2 and to quickly and surely fasten the two via the fastening bolts 8. it can.

According to the present invention, the pin member 7a of the fan shroud 3 is supported by being inserted into the locking hole 6a provided in the bracket 13 of the side tank 10 of the radiator 2. Therefore, the support can be performed very easily. According to the fifth aspect of the present invention, the eaves-like member 14 is integrally protruded from the upper end of the fan shroud 3 and the lower surface thereof is fitted to the upper surface of the radiator 2. 3 can be reliably and stably supported by the radiator 2.
According to the present invention, the brackets 15, 16, 17 projecting from the side of the condenser 1, the radiator 2, and the fan shroud 3 are fastened and fixed by one fastening bolt 8. Therefore, the structure is simple and the composite heat exchanger can be quickly integrated.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a composite heat exchanger with a fan shroud according to a first embodiment of the present invention.

FIG. 2 is a perspective view showing an assembled state of the composite heat exchanger.

FIG. 3 is an exploded perspective view of a composite heat exchanger with a fan shroud showing a second embodiment of the present invention.

FIG. 4 is a perspective view showing an assembled state of the composite heat exchanger.

FIG. 5 is an exploded perspective view of a composite heat exchanger with a fan shroud according to a third embodiment of the present invention.

FIG. 6 is a perspective view showing an assembled state of the combined heat exchanger.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Condenser 2 Radiator 3 Fan shroud 4 First locking part 4a Arc-shaped member 4b U-shaped member 5 First engaging part 5a Claw part 5b Reverse U-shaped member 6 Second locking part 6a Locking hole 7 Second member Joint 7a Pin member 8 Fastening bolt 9 Mounting member 10 Side tank 11 Tank 12 Receiver tank 13 Bracket 14 Eaves member 15-17 Bracket 18 Fan

Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat II (reference) F28F 9/00 321 F28F 9/00 321

Claims (6)

[Claims] 1. A composite heat exchanger with a fan shroud in which a condenser 1, a radiator 2, and a fan shroud 3 are superimposed one after another.
A first engaging portion 5 protruding from one side of the capacitor 1 facing the locking portion 4 is locked so as to support the own weight of the capacitor 1, and is connected to the other surface of the radiator 2. The second protruding on the side
A second engaging portion 7 protruding from one side of the fan shroud 3 facing the locking portion 6 is provided on the fan shroud 3.
The condenser 1, the radiator 2, and the fan shroud 3
Are combined with each other in the direction of their thickness by fastening bolts 8 and a mounting member 9 is protruded from the lower surface of the composite to provide a composite heat exchanger with a fan shroud. 2. The side tank of the radiator 2 according to claim 1, wherein the first locking portion 4 is provided.
10 is an arc-shaped member 4a projecting from the surface of the capacitor 10, and the inner periphery of the arc-shaped member 4a is the outer periphery of the tank 11 of the capacitor 1 or
The first engaging portion 5 is aligned with the outer periphery of the receiver tank 12 protruding therefrom, and the claw portion protruding from the outer periphery of the tank 11 of the capacitor 1 or the outer periphery of the receiver tank 12 protruding therefrom. A composite heat exchanger with a fan shroud, wherein the claws 5a are supported on the upper surface of the arc-shaped member 4a. 3. The side tank of the radiator 2 according to claim 1, wherein the first locking portion 4 is provided.
U-shaped member 4b protruding from the surface of 10; the first engagement portion 5 protruding from the outer periphery of the tank 11 of the capacitor 1 or the outer periphery of the receiver tank 12 protruding therefrom. A composite heat exchanger with a fan shroud, wherein the inverted U-shaped member 5b is fitted to the U-shaped member 4b. 4. The side tank of the radiator 2 according to claim 1, wherein the second locking portion 6 is a side tank of the radiator 2.
A composite heat exchanger with a fan shroud comprising a locking hole 6a of a bracket 13 protruding from a surface of the bracket 12, and the second engaging portion 7 comprising a pin member 7a fitted into the locking hole 6a. 5. An eaves-shaped member 14 is integrally formed at an upper end of the fan shroud 3, and a lower surface of the eaves-shaped member 14 is formed at least in the radiator 2
Composite heat exchanger with fan shroud fitted on the upper surface. 6. The capacitor according to claim 1, wherein brackets 15, 16, and 17 are provided on the other side of the condenser 1, the radiator 2, and the shroud 3, respectively, and each of the brackets is one. A composite heat exchanger with a fan shroud fastened and fixed by the fastening bolts 8.