KR101867519B1

KR101867519B1 - PCB Case for Wire Connection of Boiler

Info

Publication number: KR101867519B1
Application number: KR1020150174323A
Authority: KR
Inventors: 이돈형; 전성희; 유연한; 최기태; 양현준; 이가은; 이원석; 황명진
Original assignee: 롯데알미늄 주식회사
Priority date: 2015-12-08
Filing date: 2015-12-08
Publication date: 2018-06-15
Also published as: KR20170067545A

Abstract

The present invention relates to a PCB case for wire connection of a boiler, and more particularly, to a PCB case for a wire connection of a boiler, the PCB case having an inner wall formed to house a PCB substrate therein and an outer wall formed on the outer side of the inner wall, A plurality of first hooks protruding from the inner wall toward the outer wall so that a plurality of wires can be inserted; And a plurality of second hooks protruding outward from the outer wall so as to allow a plurality of wires to be inserted therebetween, wherein the wires can be arranged inside the first hook formed on the inner wall of the PC case, The wire connected to the outside can be put on the inside of the second hook and the wire can be arranged inside the first hook or the second hook so that a large number of wires can be easily joined.

Description

[0001] The present invention relates to a PCB case for a wire connection of a boiler,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a PC case for wire connection of a boiler, and more particularly, to a PC case for wire connection of a boiler in which a plurality of hooks are formed so as to bind a wire to a PC case having a PCB.

Generally, various types of boilers are installed in the home as a means of receiving heating and hot water. Such a boiler is provided with a combustion unit for igniting and burning a large amount of fuel, and a heating unit for transmitting the heat generated from the combustion unit to the heating water And a heating pipe for circulating and supplying heating water for heat and hot water supply. The heating boiler is divided into a gas boiler and an oil boiler depending on the fuel used for combustion.

In recent years, a condensing type gas boiler having a heat exchanger composed of a sensible heat exchanging part and a latent heat heat exchanging part has been popularized so as to maximize thermal efficiency with minimum fuel consumption.

In order to automatically control the operation of the boiler, a PCB (Printed Circuit Board) is used, and a PCB controller is used to control the PCB. Conventionally, a PCB and a PCB controller are individually provided, the PCB is installed on the side of the boiler, and the PCB controller is installed on the front of the boiler for the convenience of the user.

These boilers must be electrically connected to the PCB and many parts, so that all parts are assembled and then the PCB and the parts are electrically connected. After such a wire assembly, the arrangement of the wire is not smooth and becomes dirty, so that additional wire cleaning is required.

That is, a plurality of wires are bound together with a cable tie or a string or the like so that a plurality of parts are formed as one bundle, and necessary parts are bundled appropriately with strings or the like.

As described above, a plurality of wires can not be neatly assembled, and they are tied with strings or the like, so that interference with other parts occurs, and there is a problem that wires are caught when components are replaced or repaired.

For example, a 'PCB device for a boiler' is disclosed in Patent Document 1 below.

The PCB device for boiler according to the following Patent Document 1 includes a PCB (PROCESS CONTROL BLOCK) for controlling the boiler located on the side of the boiler, and a PCB controller for independently controlling the PCB by being positioned on the front surface of the boiler, And the PCB controller are integrated and installed in the front of the boiler.

The following Patent Document 2 discloses a printed circuit board box structure of a gas boiler.

The printed circuit board box structure of the gas boiler according to Patent Document 2 includes a body formed with a space in which a printed circuit board is mounted, a front surface provided on the front surface of the body and having a wire outlet for drawing a wire connected to the printed circuit board A printed circuit board box structure of a gas boiler having a panel, wherein a latching protrusion is formed along an edge of the wire pulling-out port, and a rubber cover for preventing foreign substances such as water and dust from entering the latching protrusion of the wire pulling- And the front surface of the rubber cover is provided with a line-shaped cutout portion in which wires are drawn out in the longitudinal direction thereof.

Korean Patent Publication No. 10-2011-0137120 (published on December 22, 2011) Korean Utility Model Publication No. 20-1999-0029437 (published on July 26, 1999)

However, the conventional PC case for wire connection of the boiler can not arrange a plurality of wires neatly and is bundled with a string or the like, so that interference with other parts occurs, and when the parts are replaced or repaired, .

SUMMARY OF THE INVENTION An object of the present invention is to provide a PC case for wire connection of a boiler which can easily bind wires connected to the inside or the outside of a PCB and a PC case.

It is another object of the present invention to provide a case for a wire connection of a boiler which can arrange a first hook formed on the inside of the PC case and a second hook formed on the outside of the PC case.

In order to achieve the above-mentioned object, the PC case for wire connection of the boiler according to the present invention comprises an inner wall formed to house a PCB substrate therein, and an outer wall formed to be higher than the inner wall on the outer side of the inner wall, case; A plurality of first hooks protruding from the inner wall toward the outer wall so that a plurality of wires can be inserted; And a plurality of second hooks protruding outward from the outer wall so as to allow a plurality of wires to be inserted thereinto.

The first hook is formed in a shape of a letter 'A' in cross section, and a hole is formed between the inner wall and the outer wall so that the wire can be inserted into the first hook.

One end of the second hook is spaced apart from the outer wall by a predetermined length so that a plurality of wires can be inserted into the second hook.

As described above, according to the PC case for wire connection of the boiler according to the present invention, the wire can be arranged inside the first hook formed on the inner wall of the PC case, and the wire connected to the inside or the outside of the PC case can be connected to the second And the wire can be arranged inside the first hook or the second hook so that the plurality of wires can be easily joined together.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a PCB case for wire connection of a boiler according to a preferred embodiment of the present invention;
FIG. 2 is a plan view of a PC case for wire connection of a boiler according to a preferred embodiment of the present invention,
3 is a sectional view of a PCB case for wire connection of a boiler according to a preferred embodiment of the present invention.

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, a case for a wire connection of a boiler according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a perspective view of a PCB case for wire connection of a boiler according to a preferred embodiment of the present invention, FIG. 2 is a sectional view of a PCB case for wire connection of a boiler according to a preferred embodiment of the present invention, Fig. 3 is a plan view of a PC case for wire connection of a boiler according to a preferred embodiment of the present invention.

The PC case for wire connection of the boiler according to the preferred embodiment of the present invention includes an inner wall 11 formed to house a PCB substrate therein and an outer wall 12 formed outside the inner wall 11 A plurality of first hooks 21 protruding from the inner wall 11 toward the outer wall 12 so as to allow a plurality of wires to be inserted therebetween, And a plurality of second hooks 23 protruding outward from the outer wall 12 so as to be inserted into the outer wall 12.

A plurality of wires (not shown) are connected between the PCB (not shown) and other parts of the PCB case for wire connection of the boiler according to the embodiment of the present invention. These wires are formed in the PCB case 10 itself The hook 20 is used to cleanly arrange it.

That is, a plurality of wires are inserted into the first hooks 21 formed in the PC case 10 so that the wires are aligned and the second hooks (not shown) formed in the PC case 10 22 so as to complete the alignment of the wires.

The PC case 10 has a double wall structure in order to maintain a PC substrate (not shown) stably installed. An inner wall 11 having a predetermined height is formed in the PC case 10 and an outer wall 12 higher than the inner wall 11 is formed at a position spaced apart from the inner wall 11 by a predetermined distance. Are integrally formed.

A rib 13 for fixing a PC substrate (not shown) is formed between the inner wall 11 and the outer wall 12 in the PC case 10 so that a bolt or the like is fastened to the rib 13 Threads are formed.

A plurality of first hooks (21) are formed on the inner wall (11). The first hook 21 has a substantially 'A' shape in cross section and is formed at a lower height than the outer wall 12.

The first hooks 21 may be formed on a plurality of surfaces along the circumference of the inner wall 11. A wire (not shown) or the like may penetrate through the first hooks 21, The hole 22 is formed.

This is to allow a wire or the like to be inserted between the inside and the outside of the PC case 10.

As shown in FIG. 3, the first hook 21 is shaped like a letter "A", and the protruding portion of the first hook 21 is formed so as to face the outer wall 12. This is to prevent the wire sandwiched between the first hook 21 and the outer wall 12 from being detached while allowing the wire to be inserted along the circumference of the inner wall 11. [

A plurality of second hooks 23 are formed on the outer surface of the outer wall 12 at regular intervals. As shown in FIG. 2, the second hook 23 is formed in a substantially 'C' shape. This is to prevent a wire passing between the inside and the outside of the PC case 10 from being separated while being seated inside the second hook 23.

One side of the second hook 23 is integrally connected to the outer wall 12 and the other side of the second hook 23 is separated from the outer wall 12 by a predetermined length. So that the wire can be inserted through the open portion between the outer wall 12 and the second hook 23.

Next, the connection relationship of the FPC case for wire connection of the boiler according to the preferred embodiment of the present invention will be described in detail.

As shown in FIGS. 1 to 3, the PCB case for wire connection of the boiler according to the embodiment of the present invention includes an inner wall 11 having a predetermined height for mounting a PCB (not shown) The outer wall 12 is integrally formed on the outer side spaced apart from the inner wall 11 by a predetermined length.

The inner wall 11 is formed at a lower height than the outer wall 12 and the outer wall 12 is formed higher than the inner wall 11. In addition, a plurality of grooves are formed in the outer wall 12 so that a wire (not shown) is inserted between the inside and the outside of the PCB 10.

A first hook 21 having a predetermined height is formed on the inner wall 11, and the first hook 21 is formed in a substantially 'A' shape in cross section. This allows a plurality of wires to be fitted along the circumference of the inner wall 11. [ That is, the wires can be bent and connected in a direction orthogonal to the first hook 21.

Further, a hole 22 is formed in the PCB 10 to allow a wire to pass through between the PCB of the PCB (not shown) and the outside of the PCB 10. A large number of such holes 22 can be formed at necessary positions. The first hook (21) is formed lower than the upper end of the outer wall (12).

The outer wall 12 is integrally formed with a second hook 23 capable of binding a wire connected between the inside and the outside of the PC case 10.

As shown in FIG. 2, the second hook 23 is formed in a substantially 'C' shape in cross section. One side of the second hook 23 integrally extends from the outer wall 12 and the other side forms an opening spaced apart from the outer wall 12 by a predetermined length.

So that the wire can be easily inserted into the inside of the second hook 23 through the opening portion.

1 to 3, a method of operating a PC case for wire connection of a boiler according to a preferred embodiment of the present invention will be described in detail.

1 to 3, a PC case for wire connection of a boiler according to an embodiment of the present invention includes a PCB (not shown) inside the inner wall 11, and a PCB The substrate is fixed to the rib by bolts (not shown) or the like.

A plurality of wires (not shown) are connected between the PCB and the PCB 10. This wire penetrates hole 22 and is connected between the PCB and other components. Such a wire is sandwiched between the first hook 21 and the outer wall 12.

The wire is connected to the PC case 10 along the first hook 21 formed on the inner wall 11 and the wire is connected to the PCB 10 through the first hook 21 formed on the inner wall 11, As shown in FIG.

In addition, the wires connected to the outside or inside of the PC board and the PC case 10 are located inside the second hooks 23 formed on the outer wall 12, so that they can be bundled.

Since the first hook 21 and the second hook 23 are arranged with the wires inserted therein, the wires connected to the inside and the outside of the PC case 10 can be easily assembled.

Although the present invention has been described in detail with reference to the above embodiments, it is needless to say that the present invention is not limited to the above-described embodiments, and various modifications may be made without departing from the spirit of the present invention.

10: FPC case 11: inner wall
12: outer wall 13: rib
20: hook 21: first hook
22: hole 23: second hook

Claims

A PC case having an inner wall formed to house a PCB substrate therein and an outer wall formed on the outer side of the inner wall higher than the inner wall;
A plurality of first hooks protruding from the inner wall toward the outer wall so that a plurality of wires can be inserted;
And a plurality of second hooks protruding outward from the outer wall so that a plurality of wires can be inserted,
The first hook is formed in a 'A' shape in cross section so as to have a lower height than the outer wall,
A hole is formed between the inner wall and the outer wall so that the wire can be inserted into the first hook,
The second hook is formed in a " C "
Wherein one side of the second hook is spaced apart from the outer wall by a predetermined length so as to allow a plurality of wires to be inserted therein.

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