KR101917641B1 - Air Guide For Cooling Car Brake - Google Patents

Abstract

An air guide for cooling a vehicle brake is disclosed. The air guide for cooling a vehicle brake according to the present invention cools frictional heat generated in a brake disk and a brake caliper constituting a brake during running of the vehicle and covers an upper portion of the lower arm of the vehicle, A guide coupling plate protruding outwardly from a front side of the arm coupling member and a guide coupling plate provided at an end of the guide coupling plate and having a brake disc and a brake caliper at one side, And an air guide guiding the air introduced through the air guide coupled to the lower arm of the vehicle in a direction in which the brake disc and the brake caliper are positioned to cool the heat generated in the brake disc and the brake caliper, A body, an air guide body The air guide protrudes from one side of the inside of the body to one side of the air guide body to bend one side of the inside space of the air guide body to increase the flow velocity due to the bottleneck of air flowing into the air guide body, And an air wing bulkhead which is guided by a caliper, respectively.
According to this, the flow rate of the air flowing into the vehicle is increased and guided by the brake disk and the brake caliper, respectively, effectively cooling the heat generated in the brake disk and the brake caliper, minimizing the liquid flowing into the brake disk and brake caliper, There is an effect of minimizing damage due to impact and interference of lead.

Description

[0001] The present invention relates to an air guide for cooling a vehicle brake,

The present invention relates to an air guide for cooling a vehicle brake, and more particularly, to an air guide for cooling a vehicle brake, which is easy to engage and disengage from a vehicle and is firmly coupled to a lower arm that supports a vehicle by a wheel, To an air guide for cooling a vehicle brake, which guiding the caliper, guiding the caliper, and cooling the heat generated by the brake disk and the brake caliper by rotating each wheel during running of the vehicle due to air guided, thereby improving the durability and performance of the vehicle parts. will be.

Generally, the brake system of a vehicle is made up of components such as a brake disk and a brake caliper.

A brake disk is a disk that generates a braking effect by pressing a brake pad. A brake disk is also called a disk rotor, and is usually made of gray cast iron.

The brake discs are ventilated with ventilation holes and solid without holes. The ventilation holes prevent the temperature rise and prevent the fade phenomenon and extend the life of the pad.

Brake calipers are devices that hold the front brakes by bringing the pad of the car into close contact with the disc brake, which is operated by hydraulic pressure. It is a housing on the outside of the pad in the form of wrapping the front brake disc. It has a piston and an oil passage to transmit the pressure of the master cylinder directly to the pad. The opposite piston And a floating type which pushes the opposite pad to the disk with its reaction force with only one piston.

However, since the brake disk and the caliper caliper generate frictional heat due to the rotation of the wheels during the operation of the vehicle, the heat generated by the brake disk and the caliper caliper can not be continuously cooled while the vehicle is running. We are worried about the problem of low efficiency.

By using the current of air flowing into the vehicle, it is possible to continuously and effectively cool the brake disk and the brake caliper, to minimize the liquid entering the brake disk and brake caliper, and to minimize the damage caused by the impact and interference of the wheel lead while driving the vehicle Background Art [0002] The need for an air guide for cooling a vehicle brake has arisen, and research has been actively conducted.

BACKGROUND ART [0002] As a conventional technique of an air guide for cooling a conventional vehicle brake, air in a brake drum of an automobile is discharged to the outside through the speed of a vehicle through Korean Utility Model Publication No. 1998-044131 (1998.09.25) There has been proposed a brake cooling apparatus capable of reducing the temperature and discharging foreign substances in the drum.

However, such a brake cooling apparatus does not directly guide the air drawn in from the outside during the operation of the vehicle to the brake disk and the brake caliper so that the cooling efficiency is low, and it is not easy to assemble and disassemble and is broken by the impact and interference of the wheel or wheel lead There is a problem that is inefficient.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems of the prior art, and it is an object of the present invention to provide a brake control apparatus and a brake caliper, And minimizes the amount of liquid that may enter the brake disc and brake caliper through the guide drain hole and minimizes damage due to impact and interference of the wheel lead during vehicle travel due to the wheel pincer interference It has its purpose.

It is an object of the present invention to provide an air guide for cooling a vehicle brake that cools frictional heat generated in a brake disc and a brake caliper constituting a brake during running of a vehicle, the air guide covering an upper portion of a lower arm of the vehicle, A guide connecting plate protruding outwardly from a front side of the arm engaging member and a guide connecting plate provided at an end of the guide connecting plate and having one side connected to the brake disc and the brake caliper And the air introduced through the air guide coupled to the lower arm of the vehicle is guided in the direction in which the brake disc and the brake caliper are positioned to cool the heat generated in the brake disc and the brake caliper A guide body, an air guide body And one side of the air guide protrudes outwardly from one side of the air guide body so as to bisect one internal space of the air guide body and increase the flow velocity due to a bottleneck of air flowing into the air guide body, And an air-wing partition wall provided so as to be guided by the air-guide ribs, respectively.

According to a preferred aspect of the present invention, the female coupling member includes a main cover corresponding to an upper portion of the lower arm and covering the upper portion of the lower arm, A plurality of fixing protrusions each protruding inwardly from an end of the sub cover to be fixed to the lower arm, and a plurality of fixing protrusions provided corresponding to both sides of the sub cover, And a plurality of fastening cables which pass through the open inside of the cover fitting hole and are fastened to the lower arm, respectively.

According to a preferred aspect of the present invention, the lid comprises: a lid drainage groove formed corresponding to an upper surface of the lower arm and having a groove for draining a liquid introduced from the outside; And a lid drainage hole that is formed to pass through a circular opening portion provided on the upper portion of the lower arm and has an inner side opened to discharge the liquid flowing into the lid drainage groove to the lower portion.

According to a preferred embodiment of the present invention, the guide connecting plate is provided at both ends of the guide connecting plate so as to be perpendicular to the guide connecting plate, and the arm connecting member and the air guide body are mutually fixed, And a vertical flange for supporting loads and impacts.

According to a preferred aspect of the present invention, the air guide body is provided at one end of the guide connecting plate, and one side of the air guide body is bent upward in a direction in which the brake disk and the brake caliper are located, A main guide portion for guiding the air introduced through the guide by the brake disk and the brake caliper, and a guide portion for guiding the air introduced into the main guide portion by being bent and projecting in a front side outward direction at an upper portion of the main guide portion, A second sub guide portion that is provided to be bent and protruded in a front side outward direction from a lower portion of the main guide portion so as to correspond to the first sub guide portion and guides the air introduced into the main guide portion; A plurality of the first sub guide sections are arranged at equal intervals from one side of the second sub guide section The first sub guide portion, the air wing bulkhead, or the second sub guide portion due to a shock and interference generated during traveling of the vehicle due to a predetermined elastic force while being separated from the main guide portion, do.

According to a preferred aspect of the present invention, in the air guide body, the main guide portion, the first sub guide portion, and the second sub guide portion are disposed around the air guide, And the air introduced through the air inlet portion is divided by the air wing bulkhead to be separated from each other by the air wing bulkhead inside the main guide portion so as to be guided by the brake caliper and the brake disk, A first air guide portion and a second air guide portion which are respectively partitioned and a groove opened in the width direction of the first air guide portion and the second air guide portion are provided on one side of the main guide portion, And a drain hole.

According to a preferred feature of the present invention, the wheeled pawl interference piece is made of any one material selected from among plastic, rubber, and urethane so as to prevent and mitigate damage caused by an impact generated while driving the vehicle.

According to the present invention, the flow rate of the air flowing into the vehicle is increased to guide the brake disc and the brake caliper respectively, effectively cooling the heat generated from the brake disc and the brake caliper, minimizing the liquid flowing into the brake disc and brake caliper, There is an effect of minimizing damage caused by impact and interference of the wheel lead.

1 is a front perspective view showing an air guide for cooling a vehicle brake according to an embodiment of the present invention,
2 is a rear perspective view showing an air guide for cooling a vehicle brake according to an embodiment of the present invention,
3 is a plan view showing an air guide for cooling a vehicle brake according to an embodiment of the present invention,
4 is a rear view showing an air guide for cooling a vehicle brake according to an embodiment of the present invention;
5 is an exploded perspective view showing a lower arm showing an air guide for cooling a vehicle brake according to an embodiment of the present invention;
FIG. 6 is a use state diagram showing an air guide for cooling a vehicle brake according to an embodiment of the present invention; FIG.

Hereinafter, preferred embodiments of an air guide for cooling a vehicle brake according to the present invention will be described in detail with reference to the accompanying drawings.

The thickness of the lines and the size of the components shown in the drawings may be exaggerated for clarity and convenience of explanation, and those skilled in the art will easily implement the invention. But does not mean that the technical idea and scope of the present invention are limited.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory and are intended to provide further explanation of the invention as claimed.

The following terms are defined in consideration of the functions of the present invention, and this may vary depending on the intention or custom of the user, the operator, and the definition of these terms should be based on the contents throughout this specification.

The air guide 1 for cooling the vehicle brake according to the present invention cools the frictional heat generated in the brake disk 4 and the brake caliper 5 constituting the brake during running of the vehicle, A female coupling member 100 which covers the upper portion of the lower arm 3 of the vehicle and is detachably coupled to the lower arm 3; And a guide coupling plate 200 protruding from the guide coupling plate 200. The guide coupling plate 200 is provided at an end of the guide coupling plate 200 and has one side bent upward in a direction in which the brake disc 4 and the brake caliper 5 are located, The air introduced through the air guide coupled to the lower arm of the brake disc 4 and the brake caliper 5 is guided in the brake disc 4 and the brake caliper 5 The air guide body 300 is provided with an air guide body 300 for cooling the heat and an outer side protruding from one side of the air guide body 300 so that one side of the air guide body 300 is curved upward to divide one inner space of the air guide body 300 And an air wing bulkhead 400 which is guided by the brake disc 4 and the brake caliper 5 by increasing the flow velocity of the air introduced into the air guide body 300.

Here, the air guide 1 for cooling the vehicle brake is mounted on the lower arm 3 of the vehicle by being coupled with the arm engagement member 100, and air introduced through an air guide coupled to the lower arm of the vehicle is guided to the brake disk (4) and a brake caliper (5) so as to cool the heat generated in the brake disc (4) and the brake caliper (5).

The above-described female coupling member 100 covers the upper portion of the lower arm 3 of the vehicle and is detachably coupled to the lower arm 3. The female coupling member 100 is formed to correspond to the shape of the lower arm 3 of the vehicle, And is easily installed and removed by a user.

A main cover 110 is formed on the female coupling member 100. The main cover 110 corresponds to the upper portion of the lower arm 3 and covers the upper portion of the lower arm 3. The main cover 110 is disposed on the lower cover 110, And is provided so as to correspond to the top surface shape of the lower arm 3 so as to cover the upper surface of the lower arm 3 adjacent to the upper portion of the lower arm 3. [

The sub lid 120 is provided on both sides of the main lid 110. The sub lid 120 is bent downward at both side ends of the main lid 110 to cover both side surfaces of the lower arm 3 The sub lid 120 covers the side surface of the lower arm 3 so that the arm engagement member 100 is firmly coupled to the lower arm 3. [

A plurality of fixing protrusions 121 are provided at the ends of the sub-lid 120. The fixing protrusions 121 protrude inward from the end of the sub-lid 120, And the fixing protrusion 121 is provided to prevent the arm engagement member 100 from being disengaged from the lower arm 3. As shown in FIG.

A plurality of lid-fitting holes 122 are formed on the outer surface of the sub-lid 120. The lid-fitting holes 122 are provided on both sides of the sub-lid 120, The cover lid 122 has a tubular shape with an open inside and is provided at both sides of the sub lid 120 so as to correspond to each other.

A plurality of fastening cables 130 are provided to pass through the cover engaging holes 122. The fastening cables 130 pass through the open inside of the cover engaging holes 122 and are inserted into the lower arm 3 So that the female coupling member 100 is firmly coupled to the lower arm 3 to maintain a fixed state.

The fastening cable 130 may be any one selected from a cable tie, a wire, a wire, and a band. The fastening cable 130 may be formed of any suitable material such as a cable tie, wire, Any combination that can be combined is applicable.

A cover drainage groove 111 is formed in the upper portion of the main cover 110. The cover drainage groove 111 is formed in correspondence with the upper surface of the lower arm 3 to drain the liquid from the outside, So that the liquid that flows in from the outside is collected in the cover drainage groove 111.

A lid drainage hole 112 is provided in the lower part of the lid drainage groove 111. The lid drainage hole 112 protrudes from the lower portion of the lid drainage groove 111, And the liquid flowing into the lid drainage groove 111 is discharged to the lower portion so that the external liquid flowing into the lid drainage groove 111 is not accumulated and the lid drainage hole 111 is closed, Through the lower arm (3) through the opening (112) and smoothly discharged to the lower portion.

A guide connecting plate 200 is provided on the front side of the arm coupling member 100. The guide coupling plate 200 protrudes outward from the front side of the arm coupling member 100, The guide connecting plate 200 protrudes obliquely outward from the front side of the arm engagement member 100 so that one side of the air guide body 300 faces the brake disc 4 and the brake caliper 5 And the arm coupling member 100 and the air guide body 300 are fixed to each other and supported.

A vertical flange 210 is provided on both sides of the guide connection plate 200. The vertical flange 210 is perpendicular to the guide connection plate 200 at both ends of the guide connection plate 200, The arm coupling member 100 and the air guide body 300 are fixed to each other to support a load and an impact transmitted to the guide connection plate 200 while the vehicle is running, The arm coupling member 100 and the air guide body 300 are fixed to each other to support an external load such as an impact load, a shearing force and a bending moment together with the guide coupling plate 200. [

The air guide body 300 is provided at the end of the guide connection plate 200. The air guide body 300 is provided at an end of the guide connection plate 200 and has one side connected to the brake disk 4, And the brake caliper (5), so that the air introduced through the air guide coupled to the lower arm of the vehicle is guided in the direction in which the brake disk (4) and the brake caliper (5) are located, And is provided to cool the heat generated in the disk 4 and the brake caliper 5.

The air guide body 300 has a main guide 310 formed at one end of the guide connection plate 200. The main guide 310 is formed at one end of the guide connection plate 200 And one side of which is bent upwards in a direction in which the brake disk 4 and the brake caliper 5 are located so that the air introduced through the air guide coupled to the lower arm of the vehicle is guided to the brake disk 4 and the brake caliper 5, (5) so that air introduced from the outside due to running of the vehicle can be smoothly guided to the brake disk (4) and the brake caliper (5).

A first sub guide portion 320 is provided at an upper portion of the main guide portion 310. The first sub guide portion 320 is bent in a front side outward direction from an upper portion of the main guide portion 310, And guided to the brake disk 4 and the brake caliper 5 by concentrating the air introduced from the outside by guiding the air flowing into the main guide part 310.

The second sub guide portion 330 is provided at a lower portion of the main guide portion 310. The second sub guide portion 330 includes a main guide portion 10 And guide the air introduced into the main guide 310. The air introduced from the outside together with the first sub guide 320 is concentrated by being bent And is guided by the brake disc 4 and the brake caliper 5.

The first and second sub guide parts 330 and 330 are provided with a plurality of first and second sub guide parts 330 and 330. The first and second sub guide parts 330 and 330 are provided with a plurality of first and second sub guide parts 330, Damages of the main guide portion 310, the air wing partition wall 400 of the first sub guide portion 320, or the second sub guide portion 330 due to impact and interference generated during traveling of the vehicle due to a predetermined elastic force The first and second sub guide parts 320 and 320 and the second sub guide 320 may be formed on the inner surface of the main guide part 310, the first sub guide part 320, the air wing partitions 400, Elasticity is provided so as to prevent and minimize breakage of the part 330 to mitigate the impact or only partially damage it.

Although the material of the wheel support interference piece 340 is preferably made of the same material as the air guide 1 for cooling the vehicle brake, the wheel support interference piece 340 may be formed of the same material as that of the air guide 1 for cooling the vehicle brake, It is made of any one material selected from among plastic, rubber and urethane so as to prevent and mitigate damage, and it is possible to apply various materials as long as it can prevent and minimize breakage of the wheel support interference piece 340 as well as the above materials .

The wheel-plate interference piece 340 may be made of the same material as the airbag 1 for cooling the vehicle brake, and the outer peripheral surface may be covered with any one material selected from rubber or urethane.

An air wing partition wall 400 is provided on the inner side of the air guide body 300. The air wing partition wall 400 protrudes outward from one side of the air guide body 300, And the flow rate is increased by the bottleneck phenomenon of the air flowing into the air guide body 300 so that the brake disk 4 and the brake caliper 5 are respectively supplied to the air guide body 300, The first air induction part 360 and the second air induction part 370 are provided so as to be upwardly curved and the air wing partitions 400 are upwardly curved.

An air inlet 350 is provided at one side of the air guide body 300. The air inlet 350 includes the main guide 310, the first sub guide 320, And the air introduced into the brake caliper 5 is guided to the brake disc 4 and the brake caliper 5 by guiding air introduced from the outside during traveling of the vehicle.

The air introduced through the air inflow part 350 is divided by the first air induction part 360 and the second air induction part 370 and guided to the brake disc 4 and the brake caliper 5, The air guide portion 360 and the second air guide portion 370 are formed in such a manner that the air introduced through the air inlet portion 350 is divided by the air wing partition wall 400 into the brake caliper 5 and the brake disk 4 The air is partitioned by the air-wing partitions 400 from the inside of the main guide part 310 so as to be guided by the air-wing partitions 400, (4) and the brake caliper (5), respectively.

A guide drain hole 380 is formed in the main guide 310 at a position where the first air induction part 360 and the second air induction part 370 are provided, The grooves opened in the width direction of the air induction part 360 and the second air induction part 370 are respectively provided at one side of the main guide part 310 to drain the liquid introduced from the outside, So as to minimize the inflow of the brake fluid into the brake disk 4 and the brake caliper 5.

The operation of the airbag 1 for vehicle brake cooling thus constructed will be described below.

The air guide 1 for cooling the vehicle brake according to the embodiment of the present invention is coupled to the lower arm 3 of the vehicle and guides the flow of air flowing into the vehicle to the brake disc 4 and the brake caliper 5 And it is possible to cool the heat generated in the brake disk 4 and the brake caliper 5 because the flow of air is guided in the direction in which the brake disk 4 and the brake caliper 5 are located, Not only the performance of parts of the brake system including the disk 4 and the brake caliper 5 can be maintained, but also the durability is improved.

According to an embodiment of the present invention, the female coupling member 100 is detachably coupled to the lower arm 3, and is easy to attach and detach, so that the female coupling member 100 can be easily detached or replaced according to the needs of the user.

The guide connecting plate 200 according to an embodiment of the present invention fixes and supports the arm engagement member 100 and the air guide body 300 together with the vertical flange 210, Thereby supporting the air guide body 300 in a fixed position by supporting a load, an impact, and a wind load.

The air guide body 300 according to an embodiment of the present invention guides air introduced through an air guide coupled to a lower arm of a vehicle in a direction in which the brake disk 4 and the brake caliper 5 are located, The air introduced from the outside is guided by the brake disc 4 and the brake caliper 5 to cool the heat generated from the brake disc 4 and the brake caliper 5 during traveling of the vehicle, And the durability and performance of the brake caliper 5 are improved.

The air wing partition wall 400 according to an embodiment of the present invention divides the air flowing through the air inflow portion 350 and guides the divided air to the brake disk 4 and the brake caliper 5, The air introduced through the air flow passage 350 is caused to be a bottleneck due to the air wing bulkhead 400 and is guided to the brake disk 4 and the brake caliper 5 while the flow velocity is increased, The efficiency of cooling the heat generated in the caliper 5 is improved.

It is to be understood that the present invention is not limited to the above-described embodiment, and that various modifications and changes may be made without departing from the spirit and scope of the invention as defined in the appended claims. It will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined in the appended claims.

3: Lower arm 4: Brake disk
5: brake caliper 100: female coupling member
110: Main cover 111: Cover drainage groove
112: cover drain 120:
121: fixing protrusion 122: cover fitting hole
130: fastening cable 200: guide connecting plate
210: vertical flange 300: air guide body
310: main guide part 320: first sub guide part
330: second sub guide portion 340:
350: air inflow part 360: first air induction part
370: second air guide portion 380: guide drain hole
400: Air wing bulkhead

Claims (7)

1. An air guide for cooling a vehicle brake that cools frictional heat generated in a brake disk and a brake caliper constituting a brake during running of a vehicle,
An arm engagement member that covers an upper portion of a lower arm of the vehicle and is detachably coupled to the lower arm;
A guide connecting plate protruding outwardly from a front side of the arm engagement member;
And a brake caliper disposed at an end of the guide connection plate and having one side bent upward in a direction in which the brake disk and the brake caliper are located to allow the air introduced through the air guide coupled to the lower arm of the vehicle to pass through the brake disk and the brake caliper An air guide body for guiding the heat generated from the brake disc and the brake caliper by guiding the brake disc and the brake caliper; And
The air guide protrudes from one side of the inside of the air guide body to one side of the air guide body so as to bend upward to divide one internal space of the air guide body and increase the flow rate due to a bottleneck phenomenon of air flowing into the air guide body, And an air wing partition wall guided by a disc and a brake caliper, respectively.
The method according to claim 1,
The female coupling member
A main cover corresponding to an upper portion of the lower arm and covering an upper portion of the lower arm;
A sub cover which is bent downward at both side ends of the main cover to cover both side surfaces of the lower arm;
A plurality of fixing protrusions each protruding inwardly from an end of the sub cover to be fixed to the lower arm;
A plurality of cover engaging holes provided on both sides of the sub lid and corresponding to each other on the outer side of the sub lid, And
And a plurality of fastening cables which pass through the open inside of the cover fitting hole and are fastened to the lower arm, respectively.
The method of claim 2,
The main lid includes:
A cover drainage groove formed to correspond to an upper surface of the lower arm and having a groove formed therein to drain the liquid introduced from the outside; And
And a lid drainage hole that protrudes from the lower portion of the lid drainage groove and passes through a circular opening portion provided on the upper portion of the lower arm respectively and discharges the liquid flowing into the lid drainage groove to the lower portion, And an air guide for cooling the vehicle brake.
The method according to claim 1,
A guide connecting plate provided at both ends of the guide connecting plate so as to be perpendicular to the guide connecting plate so as to mutually fix the air engaging member and the air guide body and to support a load and impact transmitted to the guide connecting plate during traveling of the vehicle, The air guide for cooling a vehicle brake according to claim 1, further comprising a flange.
The method according to claim 1,
The air guide body includes:
And a brake caliper disposed at one end of the guide connection plate and having one side bent upward in a direction in which the brake disk and the brake caliper are located to guide the air flowing through the air guide coupled to the lower arm of the vehicle to the brake disk and brake caliper, A main guide portion for guiding the main guide portion
A first sub guide portion that is bent and protruded from the upper portion of the main guide portion in a front side outward direction and guides air introduced into the main guide portion;
A second sub guide portion protruding from the lower portion of the main guide portion in a front outer side so as to correspond to the first sub guide portion and guiding air introduced into the main guide portion; And
The first sub guide portion, the second sub guide portion, and the second sub guide portion are spaced apart from each other at equal intervals by a predetermined elastic force to cause impact and interference generated during traveling of the vehicle, 2. The air guide for cooling a vehicle brake according to claim 1, further comprising: a wheel receiving interference piece for preventing breakage of the sub guide portion.
The method of claim 5,
The air guide body includes:
An air inflow portion in which the main guide portion, the first sub guide portion, and the second sub guide portion are disposed so as to surround air introduced through the air guide coupled to the lower arm of the vehicle;
Wherein the air introduced through the air inlet portion is divided by the air-wing bulkhead to be guided by the brake caliper and the brake disk, the space is separated from each other by the air-wing bulkhead inside the main guide portion, An induction portion and a second air induction portion; And
And a guide drain hole provided at one side of the main guide to open the grooves opened in the width direction of the first air induction portion and the second air induction portion to drain the liquid flowing in from the outside. Air guide for.
The method of claim 5,
Wherein the wheel support interference piece is made of any one material selected from the group consisting of plastic, rubber, and urethane so as to prevent and mitigate damage caused by an impact generated during running of the vehicle.

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