KR102526547B1 - LED lighting converter storage case and its manufacturing method - Google Patents

Abstract

The present invention relates to a storage case for a converter of an LED lighting device and a method for manufacturing the same, in the shape of an open upper surface, and a pair of spaced apart first brackets having first fastening holes centered on wiring holes protrude on both sides of the housing. formed, coupled to the upper surface of the main body and the body in which the locking protrusions are formed on the front and rear surfaces facing each other, and the front and rear surfaces formed by bending from the front and rear of the upper surface are formed with locking holes so that the locking protrusions can be hooked and fixed, A pair of spaced apart second brackets having second fastening holes protrudes horizontally from opposite sides of the upper surface, and an extension is formed in the second fastening hole so that the cover can pass through the first fastening hole. It is characterized by being composed of.

Description

LED lighting converter storage case and its manufacturing method {LED lighting converter storage case and its manufacturing method}

The present invention relates to a case for accommodating a converter of an LED lighting device, and more particularly, to a storage case for a converter of an LED lighting device capable of improving heat dissipation and waterproofing functions, durability and manufacturability, and a method of manufacturing the same. it's about

In general, an LED device emits light by flowing a current through a pn junction of a semiconductor. It is small, has a long lifespan, and since electrical energy is directly converted into light energy, it consumes less power and has excellent efficiency of emitted light. It is known, and due to these advantages, LED devices are widely used as lighting devices such as street lights and indoor lights.

Such an LED lighting device may be composed of an LED module, a power supply device, and a housing. It is called an AC-DC converter or a converter as it is converted into direct current power.

On the other hand, in the case of an LED lighting device installed outdoors (roadside and roadside), the converter can be easily exposed to the external natural environment due to the nature of its installation, so it has a waterproof function to protect the device from the natural environment (temperature, moisture, etc.) A storage case may be used to have a function of heat dissipation for stability of the case.

In addition, prior art related to such a storage case has been disclosed in Patent Publication No. 10-2015-0033904 (LED converter and electrodeless ballast case) and Publication Patent Publication No. 10-2017-0137374 (ballast), and the conventional storage case In order to dissipate heat from various circuit parts installed inside more efficiently, it is manufactured in the form of assembly or welding using metal with high thermal conductivity and heat dissipation efficiency. There was a problem that accidents such as short circuits could easily occur.

(1) Republic of Korea Patent Publication No. 10-2015-0033904 (published on April 2, 2015) (2) Republic of Korea Patent Publication No. 10-2017-0137374 (published on December 13, 2017)

The present invention has been made to solve the above-described problems, and a storage case for accommodating the converter of the LED lighting device can be quickly and conveniently manufactured by press processing, and the converter of the LED lighting device can further improve the heat radiation and waterproof effect. It is to provide a storage case and a manufacturing method thereof.

The technical problem to be solved by the present invention does not have to be limited to the above-mentioned technical problem, and other technical problems not mentioned will be clearly understood by those skilled in the art from the description below. You will be able to.

The storage case for the converter of the LED lighting device according to the present invention for realizing the above object is,

A body with an open upper surface, a pair of spaced first brackets protruding from wiring holes on both sides of the body and having first fastening holes at the center, and a locking protrusion formed on the front and rear surfaces facing each other, and the upper surface of the body is coupled to, and on the front and rear surfaces formed by bending from the front and rear of the upper surface, a locking hole is formed so that the locking protrusion can be hooked and fixed, and a pair of spaced apart second locking holes are formed on both sides of the upper surface facing each other. The bracket is formed to protrude horizontally, and the inner circumference of the second fastening hole is configured to include a cover configured to penetrate the first fastening hole through which an extension is formed.

More preferably, the main body is composed of a rectangular enclosure, and at least one first bead portion may be formed on the front and rear surfaces.

More preferably, the main body may have “a”-shaped second bead portions formed at four corners of the bottom surface, respectively.

More preferably, an airtight cap made of a material having elasticity is installed in the wiring hole, and the wiring passing through the hole formed in the center of the airtight cap can be configured to maintain airtightness through elastic tightening of the hole. there is.

More preferably, the main body and the cover are made of aluminum, and the main body may be processed into a single body.

More preferably, an airtight member may be installed on the inside of the upper surface of the cover so as to be in close contact with the upper surface rim of the main body to maintain airtightness.

More preferably, the airtight member may be composed of an annular shape corresponding to the upper surface rim of the main body or a plate shape installed entirely inside the upper surface of the cover.

More preferably, the first bracket and the second bracket may be coupled to each other by extending an end of the extension portion passing through the first fastening hole.

In addition, as a method of manufacturing a converter storage case for an LED lighting device according to the present invention,

The main body is made of aluminum through a blanking process, a piercing process, a deep drawing process, and a bending process,

The cover may be made of aluminum through a blanking process, a piercing process, and a bending process.

More preferably, the first bracket of the main body and the second bracket of the cover are coupled to each other through a compression process, the compression process,

Place the cover on the upper surface of the main body and match the first bracket of the main body and the second bracket of the cover to the first fastening hole formed in the first bracket of the main body and the second fastening hole formed in the second bracket of the cover. inserting the extension so that the end of the extension protrudes through the first fastening hole, and pressing the first bracket and the second bracket with a press to remove the end of the extension that protrudes through the first fastening hole. It may be configured to include the step of coupling the first bracket and the second bracket to each other by opening them outward.

The converter storage case of the LED lighting device according to the present invention according to the configuration described above and the manufacturing method thereof have the following effects.

That is, a storage case is composed of a main body made of aluminum plate material through a blanking process, a piercing process, a deep drawing process, and a bending process, and a cover made through a blanking process, a piercing process, and a bending process. By combining the cover in the state of accommodating the converter to maintain airtightness,

The production of the storage case is quick and simple, so the manufacturability is improved, productivity can be expected to be improved through mass production, and the converter can be more safely and effectively protected through solid confidentiality.

In addition, by effectively preventing the deformation of the main body during the production process as well as the process of use through the bead provided in the main body, the durability of the storage case can be further improved.

Since the effects of the present invention described as described above are naturally exhibited by the configuration of the contents described regardless of the designer's awareness, the above-described effects are only a few effects according to the described contents, and all the effects that the designer grasped or actually exist are described. should not be accepted as

In addition, the effect of the present invention should be additionally grasped by the overall description of the specification, and even if it is not described in an explicit sentence, those skilled in the art to which the described contents belong will have such an effect through this specification. If the effect can be recognized as such, it should be regarded as the effect described in this specification.

1 is an exploded perspective view showing the configuration of a main body and a cover in a storage case for a converter according to an embodiment of the present invention.
2 is a perspective view showing a coupled state of a main body and a cover in a storage case for a converter according to an embodiment of the present invention.
3 is a perspective view showing a bottom surface of a body in a storage case for a converter according to an embodiment of the present invention.
4 is an exploded perspective view showing an inner surface of a cover in a storage case for a converter according to an embodiment of the present invention.
Figure 5 (a) (b) is a front view showing the main part before and after coupling the main body and the cover in the converter storage case according to an embodiment of the present invention.
6 is a view showing an airtight cap installed in a wiring hole of a main body in a storage case for a converter according to an embodiment of the present invention.

Hereinafter, configuration and operation according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

This is to explain the contents of the present invention in detail so that those skilled in the art can easily practice the contents of the present invention, and this does not mean that the technical spirit and scope of the present invention are limited. .

In addition, in adding reference numerals to the components of each drawing, it should be noted that the same components are marked with the same numerals as much as possible even if they are displayed on different drawings, considering the configuration and operation of the present invention. Therefore, the terms specifically defined may vary according to the intention or custom of the user or operator, and the definitions of these terms should be determined based on the contents throughout this specification.

In addition, throughout the specification, when a certain component is said to "include", it means that it may further include other components without excluding other components unless otherwise stated.

Hereinafter, the configuration of the present invention will be described in more detail with reference to the illustrated drawings.

First, the storage case for the converter of the LED lighting device according to the present invention can be largely divided into a main body in which the converter is accommodated and a cover coupled to the open upper surface of the main body. The explanation is as follows.

First, the main body 100,

A converter for converting AC power to DC power in the LED lighting device is housed therein, and is installed at any part inside the LED lighting device by being combined with the cover 200 to be described in detail later.

The main body 100 may have various shapes having an internal space so that the converter can be stably accommodated, and may be configured in the form of a rectangular box with an open top surface, as in the embodiment of the present invention.

The cover 200 is coupled to the open upper surface of the main body 100, and through the coupling of the cover 200, the internal airtightness can be maintained while protecting the converter inside the main body 100.

The main body 100 may be manufactured in various ways, and resin or metal may be used as a material, and may be manufactured through manufacturing methods such as extrusion, injection, and die casting.

Preferably, the main body 100 may be made of a metal material for effective heat dissipation, and may be composed of a plurality of panels and assembled to each other through fastening members, or welded to each other to form an enclosure.

The main body 100 is made of an aluminum material for more effective heat dissipation as in the embodiment of the present invention, and a deep drawing method may be applied for confidentiality and manufacturing convenience. It may be manufactured using an impact compression method or a hydroforming method without being limited thereto.

In an embodiment in which the main body 100 is manufactured through a deep drawing method, a plate-shaped aluminum plate is first supplied, and the supplied aluminum plate is formed through a blanking process and a piercing process so that a recessed inner space is created while the outer shape is made. A deep drawing process is performed, and then, the upper surface is opened while a bending process is included, and the bottom surface 120, both side surfaces 130, and the front and rear surfaces 110 are integral body 100 having an internal space of a predetermined size ) is made

In addition, the first bracket 132 extends from the side of the body 100 and is formed by being bent horizontally outward through the bending process described above. At this time, the first bracket 132 is composed of a pair, and the body It is formed in a state of being spaced apart on both sides around the “U”-shaped wiring hole 131 formed at the top center of the side surface of (100).

In addition, first fastening holes 133 are formed in each of the first brackets 132, and these first fastening holes 133 are connected to the second bracket 231 of the cover 200 coupled to the upper surface of the main body 100. The main body ( 100) and the cover 200 may be installed at an installation site in the lighting device.

On the other hand, the wiring hole 131 formed on the side surface 130 of the main body 100 is configured so that the wiring of the converter accommodated inside the main body 100 can be drawn out of the main body 100, and the main body 100 ) Even when the cover 200 is coupled, the wiring hole 131 remains open, so the airtightness of the main body 100 cannot be maintained.

Therefore, the present invention is made of a material having elasticity such as rubber or silicone in the wiring hole 131 formed on both side surfaces 130, and by installing an airtight cap 140 having a hole 141 formed in the center thereof, As the wire of the converter located inside the main body 100 passes through the hole 141 of the confidentiality member 240 installed in the wire hole 131 and is drawn out, the outer circumference of the wire drawn out has elasticity while It is in a state of being in close contact with the inner circumference of the hole 141 to be tightened, and leakage of confidentiality through the wiring hole 131 can be prevented.

Here, the airtight cap 140 is formed by facing the front portion 142 and the rear portion 143 of a plate shape having an area large enough to cover the front and rear of the wiring hole 131 in a specific embodiment, and the front portion 142 ) and the center of the rear part 143, a hole 141 is formed vertically through the hole 141 through which the wiring is drawn out, and between the front part 142 and the rear part 143 there is a wiring hole 131. A fitting groove 144 may be formed that is recessed inward so that it can be fitted and coupled to the inner circumference.

Therefore, by using this fitting groove 144, the airtight cap 140 is installed in the wiring hole 131, and the wiring of the converter is drawn out through the hole 141 of the airtight cap 140, and then the main body 100 When the cover 200 is coupled to the upper surface of the ), the airtightness of the wiring hole 131 can be maintained by the airtight cap 140.

On the other hand, at least one first bead part 111 may be formed on the front or rear surface or both the front and rear surfaces of the main body 100, and the first bead part 111 is the front or rear surface of the main body 100 or By reinforcing the strength of both the front and rear surfaces in the longitudinal direction, unnecessary deformation of the front or rear surface or both front and rear surfaces of the main body 100 can be prevented.

In addition, the bottom surface 120 of the main body 100 may also have a second bead portion 121 formed, and at least one such second bead portion 121 may be formed on the bottom surface 120, As in the embodiment of the present invention, the second bead part 121 is formed in an "a" shape corresponding to the shape of the corner inside each corner, so that the corner of the main body 100 due to external force is improved through the strength of the corner. Deformation can be prevented, and unstable elongation of the corner portion can be prevented in the process of forming the main body 100 through a deep drawing process.

When the body 100 is made through a blanking process, a piercing process, a deep drawing process, and a bending process, the first bead part 111 and the second bead part 121 are press-worked before the deep drawing process. It is preferable to form through

In addition, the second bead unit 121 may have a function of guiding the attachment position of the label paper when the label paper is attached to the outside of the bottom surface 120 of the main body 100 .

On the other hand, the front and rear surfaces 110 of the main body 100 may be formed with protrusions 112 for coupling with the cover 200, and these protrusions 112 also allow the main body 100 to perform the blanking process and piercing. When it is made through the process, the deep drawing process and the bending process, it may be made through press processing before the deep drawing process, and the press processing of the protrusion 112 is the above-described first and second bead portions 111 and 121 ) It can be done before or after forming or with the processing of the first and second bead parts 111 and 121.

And the cover 200,

It is coupled to the open upper surface of the main body 100 described above to prevent the converter accommodated inside the main body 100 from leaving, and maintains confidentiality inside the main body 100.

The cover 200 may have a shape corresponding to the open upper surface of the main body 100, and may be configured in a rectangular shape to correspond to a rectangular enclosure, as in the embodiment of the present invention.

The cover 200 may be manufactured in various ways, and the material may be a metal as well as a resin, and may be manufactured through manufacturing methods such as extrusion, injection, and die casting.

The cover 200 and the aforementioned main body 100 may be made of the same material and the same manufacturing method, but may be manufactured using different materials and different manufacturing methods as needed.

The cover 200 may also be made of a metal material for effective heat dissipation, and may be composed of a plurality of panels assembled to each other through fastening members or welded to each other. It is composed of aluminum material and can be manufactured through press processing.

Here, in the press working, for example, a plate-shaped aluminum plate is supplied, and the supplied aluminum plate is formed through a blanking process, a piercing process, and a bending process, and the cover 200 made through this process is one body It may consist of an upper surface 210 and a front and rear surface 220 bent downward in the front and rear of the upper surface 210 to form a predetermined length.

In addition, on both sides of the cover 200, second brackets 231 extending from the upper surface are formed, and these second brackets 231 may be matched and overlapped with the first bracket 132 of the main body 100 described above. It can be configured as a pair spaced apart so that

In addition, second fastening holes 232 may be formed in the second bracket 231 to coincide with the first fastening holes 133 formed in the first bracket 132 .

Meanwhile, in the second fastening hole 232 of the second bracket 231, an extension 233 extending downward along the inner circumference is protruded, and this extension 233 is formed on the upper surface of the main body 100 as a cover ( 200) are coupled, the second fastening hole 232 of the second bracket 231 and the first fastening hole 133 of the first bracket 132 coincide with each other, and in this process, the second bracket 231 The extension part 233 formed in the second fastening hole 232 of ) passes through the first fastening hole 133 of the first bracket 132, and protrudes through the first fastening hole 133 in this state. As the end of the extended portion 233 of the second bracket 231 is extended and bent, the first bracket 132 and the second bracket 231 can be coupled to each other.

Here, the coupling of the first bracket 132 and the second bracket 231 can be performed through a compression process, and the compression process is performed by installing the cover 200 on the upper surface of the main body 100 as an example. After matching the first bracket 132 of the cover 200 with the second bracket 231 of the cover 200, the second bracket of the cover 200 ( 231) is inserted into the extension part 233 of the second fastening hole 232 so that the end of the extension part 233 protrudes outward through the first fastening hole 133 is first performed.

Thereafter, the overlapping first bracket 132 and second bracket 231 are compressed with a press and the inner circumference of the end of the extension portion 233 penetrating through the first fastening hole 133 is bent outward to expand the first bracket ( 132) and the second bracket 231 may be coupled to each other.

On the other hand, the front and rear surfaces 220 of the cover 200 have a locking hole 221 corresponding to the locking protrusion 112 of the main body 100 so that the locking protrusion 112 of the main body 100 described above can be caught and fixed. Each of these can be formed.

In addition, a confidentiality member 240 may be installed inside the upper surface 210 of the cover 200 to effectively maintain confidentiality when in contact with the upper surface rim of the main body 100, and the confidentiality member 240 ) May be composed of an annular shape corresponding to the upper surface rim of the main body 100 as an embodiment, and more preferably may be composed of a rectangular plate shape installed as a whole on the inside of the upper surface of the cover 200.

The airtight member 240 is preferably made of a material such as sponge, urethane, silicone, or rubber so that airtightness can be effectively maintained while having a cushion function when in contact with the upper edge of the main body 100.

The storage case for the converter of the LED lighting device of the present invention is first manufactured by using a blanking process, a piercing process, a deep drawing process, and a bending process to make one aluminum plate into the main body 100, and another aluminum A sheet of material is manufactured as the cover 200 by using a blanking process, a piercing process, and a bending process.

Then, with the airtight cap 140 installed in the wiring hole 131 of both sides 130 of the main body 100, the wiring of the converter is drawn out through the hole 141 of the airtight cap 140, and then the main body 100 ) Install the cover 200 on the open top surface so that the locking protrusion 112 of the main body 100 is inserted into the locking hole 221 of the cover 200 and caught, and the first bracket 132 of the main body 100 The extension part 233 extending from the second fastening hole 232 formed in the second bracket 231 of the cover 200 is inserted into the first fastening hole 133 formed in the cover 200 to perform temporary assembly.

Then, when the press machine is operated by placing the pre-assembled body 100 and the cover 200 on the press machine, the end of the extension part 233 penetrating the first fastening hole 133 is widened, and this extension part 233 As a result, the first bracket 132 and the second bracket 231 are closely coupled, and in this process, the airtight cap 140 installed in the wiring hole 131 is also pressed by the cover 200, so that the wires pass through. As the hole 141 is further tightened, the confidentiality of the wiring hole 131 can be maintained.

In addition, the confidentiality of the main body 100 and the cover 200 can be effectively maintained as the confidentiality member 240 installed inside the upper surface 210 of the cover 200 and the upper rim of the main body 100 come into closer contact. will be.

As described above, in the detailed description of the present invention, specific embodiments have been described, but various modifications are possible without departing from the scope of the description. Therefore, the scope of the described content does not need to be limited to the described embodiments, and should be defined by not only the claims described later, but also those equivalent to these claims.

100: body 110: front and rear of body
111: first bead part 112: stumbling protrusion
120: bottom surface 121: second bead part
130: side of main body 131: wiring hole
132: first bracket 133: first fastening hole
140: airtight cap 141: hole
142: front part 143: rear part
144: fitting groove 200: cover
210: top surface 220: front and rear surfaces of the cover
221: hanging hole 231: second bracket
232: second fastening hole 233: extension
240: confidentiality member

Claims (10)

The aluminum plate is manufactured as a single body through blanking processing, piercing processing, deep drawing processing, and bending processing, but first fastened around the wiring hole 131 on both sides 130 in the shape of an enclosure with an open top surface A main body 100 configured such that a pair of spaced first brackets 132 having a ball 133 are protruded and protrusions 112 are formed on the front and rear surfaces 110 facing each other; and
A plate material made of aluminum is manufactured through blanking processing, piercing processing, and bending processing, but is coupled to the upper surface of the main body 100, and the front and rear surfaces 220 formed by bending from the front and rear of the upper surface 210 have the obstacle A hooking hole 221 is formed so that the group 112 can be hooked and fixed, and a pair of spaced apart second brackets 231 having second fastening holes 232 on opposite sides of the upper surface 210 are A cover 200 that protrudes horizontally and has an extension 233 formed in the second fastening hole 232 so that it can pass through the first fastening hole 133;
The main body 100 is for a converter of an LED lighting device, characterized in that the "a"-shaped second bead portion 121 is formed at the four corners of the bottom surface 120 through pressing before deep drawing. storage case. The method of claim 1,
The main body 100,
Consisting of a rectangular enclosure, at least one first bead portion 111 is formed on the front and rear surfaces 110 through pressing before deep drawing. A storage case for a converter of an LED lighting device. delete The method of claim 1,
The wiring hole 131,
An airtight cap 140 made of a material having elasticity is installed, and the wiring passing through the hole 141 formed in the center of the airtight cap 140 is airtight through the elastic tightening of the hole 141. A storage case for a converter of an LED lighting device, characterized in that configured to be maintained. delete The method of claim 1,
The cover 200,
A storage case for a converter of an LED lighting device, characterized in that a confidentiality member 240 is installed inside the upper surface 210 to be in close contact with the upper edge of the main body 100 so that confidentiality can be maintained. The method of claim 6,
The confidentiality holding member 240,
The storage case for the converter of the LED lighting device, characterized in that composed of an annular shape corresponding to the upper surface rim of the main body 100 or a plate shape installed entirely inside the upper surface 210 of the cover 200. The method of claim 1,
The converter of the LED lighting device, characterized in that the first bracket 132 and the second bracket 231 are coupled to each other by extending the end of the extension portion 233 penetrating the first fastening hole 133. storage case for A pair of spaced apart first brackets 132 having a first fastening hole 133 centered on a wiring hole 131 are protrudingly formed on both side surfaces 130 in the shape of an enclosure with an open upper surface, and facing each other, Main body 100 configured to form a protrusion 112 on the rear surface 110; and
It is coupled to the upper surface of the main body 100, and the front and rear surfaces 220 formed by bending from the front and rear of the upper surface 210 are formed with hooking holes 221 so that the hooking protrusions 112 can be hooked and fixed. , A pair of spaced apart second brackets 231 having second fastening holes 232 are formed to protrude horizontally on both sides of the upper surface 210 facing each other, and the second fastening hole 232 has an extension ( 233) is formed so that the cover 200 is configured to penetrate the first fastening hole 133; is configured to include,
The main body 100 is manufactured using a blanking process, a piercing process, a deep drawing process, and a bending process for a plate material made of aluminum,
The cover 200 is manufactured by using a blanking process, a piercing process, and a bending process for a plate material made of aluminum,
The first bracket 132 of the main body 100 and the second bracket 231 of the cover 200 are coupled to each other through a compression process,
In the compression process,
The cover 200 is placed on the upper surface of the main body 100, and while the first bracket 132 of the main body 100 and the second bracket 231 of the cover 200 are aligned, the top of the main body 100 The extension part 233 of the second fastening hole 232 formed in the second bracket 231 of the cover 200 is inserted into the first fastening hole 133 formed in the first bracket 132, and the extension part ( 233) to protrude through the first fastening hole 133; and
The first bracket 132 and the second bracket 231 are compressed with a press, and the end of the extension part 233 protruding through the first fastening hole 133 is spread outward to open the first bracket 132. ) and the step of coupling the second bracket 231 to each other; a storage case for a converter of an LED lighting device, characterized in that it comprises a. A pair of spaced apart first brackets 132 having a first fastening hole 133 centered on a wiring hole 131 are protrudingly formed on both side surfaces 130 in the shape of an enclosure with an open upper surface, and facing each other, Main body 100 configured to form a protrusion 112 on the rear surface 110; and
It is coupled to the upper surface of the main body 100, and the front and rear surfaces 220 formed by bending from the front and rear of the upper surface 210 are formed with hooking holes 221 so that the hooking protrusions 112 can be hooked and fixed. , A pair of spaced apart second brackets 231 having second fastening holes 232 are formed to protrude horizontally on both sides of the upper surface 210 facing each other, and the second fastening hole 232 has an extension ( 233) is formed so that the cover 200 can pass through the first fastening hole 133; is configured to include,
The main body 100 is manufactured using a blanking process, a piercing process, a deep drawing process, and a bending process for a plate material made of aluminum,
The cover 200 is manufactured by using a blanking process, a piercing process, and a bending process for a plate material made of aluminum,
The first bracket 132 of the main body 100 and the second bracket 231 of the cover 200 are coupled to each other through a compression process,
In the compression process,
The cover 200 is placed on the upper surface of the main body 100, and while the first bracket 132 of the main body 100 and the second bracket 231 of the cover 200 are aligned, the top of the main body 100 The extension part 233 of the second fastening hole 232 formed in the second bracket 231 of the cover 200 is inserted into the first fastening hole 133 formed in the first bracket 132, and the extension part ( 233) to protrude through the first fastening hole 133; and
The first bracket 132 and the second bracket 231 are compressed with a press, and the end of the extension part 233 protruding through the first fastening hole 133 is spread outward to open the first bracket 132. ) and the step of coupling the second bracket 231 to each other; manufacturing method of a storage case for a converter of an LED lighting device, characterized in that it includes.

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