CN106439741B - Mounting structure and mounting method of LED circuit board - Google Patents
Mounting structure and mounting method of LED circuit board Download PDFInfo
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- CN106439741B CN106439741B CN201610903133.9A CN201610903133A CN106439741B CN 106439741 B CN106439741 B CN 106439741B CN 201610903133 A CN201610903133 A CN 201610903133A CN 106439741 B CN106439741 B CN 106439741B
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- Prior art keywords
- circuit board
- led circuit
- light guide
- shaped component
- led
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
- F21V17/164—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting the parts being subjected to bending, e.g. snap joints
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
- F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
- Planar Illumination Modules (AREA)
Abstract
An installation structure of an LED circuit board and an installation method thereof; the LED light guide plate comprises a light guide plate, a light guide plate support and an LED circuit board, wherein the end face of the light guide plate extending towards the light guide plate support is arranged into a symmetrical plug-pin-shaped component; the side surface of the light guide sheet support facing the light guide sheet is provided with an elastic supporting rod extending to the LED circuit board; the LED circuit board is positioned by pushing of the forward pin-shaped component and is elastically pressed and fixed by the back support rod; and the parts are assembled according to the process requirements. The invention discloses an installation structure and an installation method of an LED circuit board. On one hand, starting from the mounting structure of the LED circuit board, the mode of guiding and positioning the circuit board by using a bolt type structure and pressing and fixing the circuit board by using an elastic pressing piece is provided to replace riveting or screw connection, so that the size of a product is reduced; on the other hand, the LED circuit board is arranged in a structure inclined with respect to the plane on which the light guide sheet holder is arranged, so that the number of LEDs arranged in the same space is increased, and the lighting uniformity is more facilitated.
Description
Technical Field
The invention belongs to the field of car lamp illumination, and particularly relates to an installation structure and an installation method of an LED circuit board.
Background
With the advent of bright LED technology in the late 80 s, LED applications for exterior automotive lighting became possible. In the twenty-first century, the LED light source has become a new favorite of the automotive trend, and is widely applied to signal lamps such as a turn light and a brake light, and a headlamp, so that the combination with an AFS system is realized. In an LED lamp, the positional relation between an LED and optical elements such as a light guide and a light guide sheet needs to be very accurate, and the positioning of an LED circuit board is generally realized by screws or hot riveting in the market at present. The method has the following defects:
1. the circuit board is provided with more holes, so that the overall arrangement of the circuit is influenced;
2. the circuit board has larger size and low effective utilization rate;
3. screws are required to be screwed during installation, so that the cost is additionally increased;
4. the hot riveting process is complex, the stability is not high, and positioning errors are easy to occur;
5. the circuit board is inconvenient or impossible to replace.
In addition, for the spatial arrangement of a plurality of circuit boards, a scheme that the circuit boards are perpendicular to the light emitting direction is mostly adopted in the market at present (the schematic diagram is shown in fig. 3). For the lamps with a large number of LEDs or small sizes, the space utilization rate is not high, and the risk of not arranging the LEDs exists.
The utility model application with the application number of '201520502957.6' discloses an LED circuit board mounting structure for an automobile, which consists of a circuit board bracket, an LED circuit board and a decorative cover; the LED circuit board is riveted with the circuit board support, and the circuit board support is installed on the decorative cover through screws. The LED circuit board and the support are in tight fit through hot riveting, and the LED circuit board and the support are mounted on the decorative cover through mounting screws.
The utility model discloses a utility model with application number '201520833568.1', which discloses a 'mounting mechanism for an LED intelligent sacrifice circuit board', comprising a bottom box, a circuit board and a mounting plate, wherein, the two sides of the bottom box are respectively provided with an opening and a door plate, the inner walls of the two sides of the bottom box are respectively provided with a left guide block and a right guide block, the left guide block and the right guide block are respectively provided with a sharp hook-shaped groove at the opposite side, the bottoms of the two ends of the mounting plate are respectively provided with a sharp-shaped part, and the sharp-shaped parts are respectively and correspondingly mounted in the sharp hook-shaped grooves through sliding fit; the bottom of mounting panel is fixedly connected with left and right support column respectively, and fixed mounting has the dog respectively in the both sides of left and right support column on the interior bottom surface of end box, and the limiting plate has been inserted respectively to the interior bottom surface of end box in the front and back side of left and right support column.
Disclosure of Invention
In order to solve the above problems, the present invention provides a mounting structure of an LED circuit board and a mounting method thereof. On one hand, starting from the mounting structure of the LED circuit board, the method for guiding and positioning the LED circuit board by using the bolt type structure and pressing and fixing the LED circuit board by using the elastic pressing piece replaces riveting or screw connection, thereby reducing the size of a product; on the other hand, the whole LED circuit board is arranged in a shape inclined with respect to the plane on which the light guiding sheet holder is located, so that the number of LEDs arranged in the same space is increased, and the uniformity of lighting is more facilitated. The technical scheme is as follows:
the utility model provides a mounting structure of LED circuit board, is including light guide piece (1), light guide piece support (2) and LED circuit board (3), its characterized in that:
the end surface of the light guiding sheet extending to the light guiding sheet support direction is provided with a symmetrical bolt-shaped component (4);
the side surface of the light guide sheet support facing the light guide sheet is provided with an elastic support rod (5) extending to the LED circuit board;
the LED circuit board is positioned by pushing of the forward pin-shaped component and is elastically pressed and fixed by the back support rod;
the LED circuit board is inclined at an included angle of 35-55 degrees relative to the plane where the light guide sheet bracket is located;
the bolt-shaped component is specifically as follows:
a plug-shaped component which extends outwards 8 mm-12 mm in the axial direction,
the pin-shaped component is provided with a guide bevel (6), a supporting surface (7) and an auxiliary step (8) in sequence from the top end to the inner depth.
The mounting structure of the LED circuit board is characterized in that:
the contact surface formed by the elastic supporting rod and the circuit board is 200mm 2 —800mm 2 The surface of (2) is in extrusion contact with the surface of (3).
The mounting structure of the LED circuit board is characterized in that:
the elastic supporting rod is made of PC or PC-HT materials.
The mounting method of the mounting structure of the LED circuit board is characterized by comprising the following steps of:
s1: the light guide sheet is fixed on the light guide sheet bracket by a buckle or a screw;
s2: the LED circuit board is inserted through the guide oblique angle of the bolt-shaped member by virtue of the jack which is arranged on the LED circuit board and is matched with the bolt-shaped member, and is pushed to the auxiliary step position of the bolt-shaped member along the supporting surface of the bolt-shaped member;
the supporting surface of the plug-pin-shaped component and the auxiliary step limit six spatial degrees of freedom of the LED circuit board together to realize positioning;
s3: after assembly is finished, the elastic supporting rod is pressed to an elastic deformation state from a free state, and the LED circuit board is pressed and fixed through end face extrusion contact;
the LED circuit board is inclined by 35-55 degrees relative to the plane where the light guide sheet support is located.
According to the installation method of the installation structure of the LED circuit board, the installation structure comprises a base plate and a plurality of LED circuit boards; the method is characterized in that:
the elastic support rod is made of PC or PC-HT materials.
The invention discloses an installation structure and an installation method of an LED circuit board. On one hand, starting from the mounting structure of the LED circuit board, the method for guiding and positioning the LED circuit board by using the bolt type structure and pressing and fixing the LED circuit board by using the elastic pressing piece replaces riveting or screw connection, thereby reducing the size of a product; on the other hand, the whole circuit board is arranged in a shape of inclining relative to the plane of the light guide sheet support, thereby increasing the arrangement quantity of the LEDs in the same space and being more beneficial to the uniformity of lighting. According to the mounting structure and the mounting method of the LED circuit board, the size of the circuit board is reduced, the overall structure of the functional module is optimized, the production cost is reduced, and the defects of low effective utilization rate, complex assembly and the like of the circuit board are overcome.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic diagram of the structure of the obliquely arranged LED circuit board of the present invention;
FIG. 3 is a schematic view of the structure of the plug-like member of the present invention.
Fig. 4 is a flow chart of the installation steps in the present invention.
In the figure, 1 is a light guide sheet; 2 is a light guide sheet support; 3 is a circuit board; 4 is a bolt-shaped component; 5 is an elastic supporting rod; 6 is a guide bevel angle; 7 is a bearing surface; and 8 is an auxiliary step.
Detailed Description
Next, a mounting structure of an LED circuit board and a mounting method thereof according to the present invention will be described in further detail with reference to the drawings and embodiments of the specification.
As shown in fig. 1, 2 and 3, the mounting structure of the LED circuit board comprises a light guide sheet (1), a light guide sheet support (2) and an LED circuit board (3), wherein the end surface of the light guide sheet extending towards the light guide sheet support is arranged into a symmetrical plug-shaped component (4);
the side surface of the light guide sheet support facing the light guide sheet is provided with an elastic support rod (5) extending to the LED circuit board;
the LED circuit board is pushed, positioned and elastically pressed and fixed back to the supporting rod through the forward pin-shaped component.
Wherein the content of the first and second substances,
the LED circuit board is inclined by 35-55 degrees relative to the plane where the light guide sheet support is located.
Wherein the content of the first and second substances,
the bolt-shaped component is specifically as follows:
a plug-shaped component which extends outwards 8 mm-12 mm in the axial direction,
the pin-shaped component is inwards deep from the top end and is sequentially provided with a guide bevel angle (6), a supporting surface (7) and an auxiliary step (8).
Wherein, the first and the second end of the pipe are connected with each other,
the contact surface formed by the elastic supporting rod and the circuit board is 200mm 2 —800mm 2 The surface of (2) is in extrusion contact with the surface of (3).
Wherein the content of the first and second substances,
the elastic supporting rod is made of PC or PC-HT materials.
As shown in figure 4 for a method of mounting an LED circuit board,
the method comprises the following steps:
s1: the light guide sheet is fixed on the light guide sheet bracket by a buckle or a screw;
s2: the LED circuit board is inserted through the guide oblique angle of the bolt-shaped member by virtue of the jack which is arranged on the LED circuit board and is matched with the bolt-shaped member, and is pushed to the auxiliary step position of the bolt-shaped member along the supporting surface of the bolt-shaped member;
the supporting surface of the bolt-shaped component and the auxiliary step limit six spatial degrees of freedom of the LED circuit board together, so that positioning is realized;
s3: and after the assembly is finished, the elastic supporting rod is pressed to an elastic deformation state from a free state, and the LED circuit board is pressed and fixed through end face extrusion contact.
Wherein, the first and the second end of the pipe are connected with each other,
the LED circuit board is inclined by 35-55 degrees relative to the plane where the light guide sheet support is located.
Wherein, the first and the second end of the pipe are connected with each other,
the elastic support rod is made of PC or PC-HT materials.
The invention relates to an installation structure of an LED circuit board and an installation method thereof, comprising a light guide sheet, a circuit board and an elastic support rod, wherein the circuit board consists of LED particles, an aluminum sheet and an FPC (flexible printed circuit) soft board; the circuit board is positioned by the elastic deformation internal stress of the plug-shaped component and the elastic supporting rod on the light guide sheet and is obliquely arranged in a certain angle with the light emitting direction of the LED in space.
The mounting structure of the LED circuit board and the mounting method thereof have the advantages that:
1. the combination of internal stress compression generated by elastic deformation of the plastic part and guiding and positioning of the plug pin structure is adopted, so that the installation and positioning of the LED circuit board are realized, the LED circuit board has the characteristics of stable positioning, reliable work, good interchangeability and the like, and the defects of complex structure, inconvenient replacement and the like of the conventional device are overcome.
The LED circuit board has regular appearance and smaller size, the number of screws used is reduced, and the effective utilization rate of the board is improved; the assembly is convenient.
The LED circuit boards are arranged in a spatial oblique manner, so that the width of the car lamp can be reduced, the size of a product can be reduced, and the overall structure of the car lamp can be optimized; the lighting effect is more uniform.
According to the mounting structure and the mounting method of the LED circuit board, the guiding and positioning of the bolt structure are combined with the internal stress compression generated by the elastic deformation of the plastic part, so that the mounting hole of the screw column or the hot riveting column on the circuit board can be removed, the overall size of the circuit board is reduced, and the effective utilization rate of the circuit board is improved; in addition, the reduction of the size of the circuit board can also reduce the cost (the price of the circuit board substrate is higher); in addition, for the problem of mounting a plurality of LED circuit boards, the oblique mounting can save more space in the arrangement direction of the LED circuit boards when the same number of LED circuit boards are mounted.
The invention discloses an installation structure and an installation method of an LED circuit board. On one hand, starting from the mounting structure of the LED circuit board, the mode of guiding and positioning the circuit board by using a bolt type structure and pressing and fixing the circuit board by using an elastic pressing piece is provided, and riveting or screw connection is replaced, so that the size of a product is reduced; on the other hand, the whole circuit board is arranged in a shape of inclining relative to the plane of the light guiding sheet bracket, thereby increasing the arrangement quantity of the LEDs in the same space and benefiting the uniformity of lighting. According to the mounting structure and the mounting method of the LED circuit board, the size of the circuit board is reduced, the overall structure of the functional module is optimized, the production cost is reduced, and the defects of low effective utilization rate, complex assembly and the like of the circuit board are overcome through the improvement and optimization.
Claims (5)
1. The utility model provides a mounting structure of LED circuit board, is including light guide piece (1), light guide piece support (2) and LED circuit board (3), its characterized in that:
the end surface of the light guiding sheet extending to the light guiding sheet support direction is provided with a symmetrical bolt-shaped component (4);
the side surface of the light guide sheet support facing the light guide sheet is provided with an elastic support rod (5) extending to the LED circuit board;
the LED circuit board is positioned by pushing of the forward pin-shaped component and is elastically pressed and fixed by the back support rod;
the LED circuit board is inclined at an included angle of 35-55 degrees relative to the plane where the light guide sheet bracket is located;
the bolt-shaped component is specifically as follows:
a plug-shaped component which extends outwards 8 mm-12 mm in the axial direction,
the pin-shaped component is inwards deep from the top end and is sequentially provided with a guide bevel angle (6), a supporting surface (7) and an auxiliary step (8).
2. The mounting structure of an LED wiring board according to claim 1, wherein:
the contact surface formed by the elastic support rod and the circuit board is 200mm 2 —800mm 2 The face of (2) is in extrusion contact with the face.
3. The mounting structure of an LED wiring board according to claim 1, wherein:
the elastic support rod is made of PC or PC-HT materials.
4. A mounting method of a mounting structure of an LED wiring board according to claim 1, characterized by comprising the steps of:
s1: the light guide sheet is fixed on the light guide sheet bracket by a buckle or a screw;
s2: the LED circuit board is inserted through the guide oblique angle of the plug-pin-shaped component by the aid of the jack which is arranged on the LED circuit board and matched with the plug-pin-shaped component, and is pushed to the auxiliary step position of the plug-pin-shaped component along the supporting surface of the plug-pin-shaped component;
the supporting surface of the plug-pin-shaped component and the auxiliary step limit six spatial degrees of freedom of the LED circuit board together to realize positioning;
s3: after the assembly is finished, the elastic supporting rod is pressed to an elastic deformation state from a free state, and the LED circuit board is pressed and fixed through end face extrusion contact;
the LED circuit board is inclined by 35-55 degrees relative to the plane where the light guide sheet support is located.
5. A method of installation according to claim 4, wherein:
the elastic supporting rod is made of PC or PC-HT materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610903133.9A CN106439741B (en) | 2016-10-17 | 2016-10-17 | Mounting structure and mounting method of LED circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610903133.9A CN106439741B (en) | 2016-10-17 | 2016-10-17 | Mounting structure and mounting method of LED circuit board |
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| Publication Number | Publication Date |
|---|---|
| CN106439741A CN106439741A (en) | 2017-02-22 |
| CN106439741B true CN106439741B (en) | 2023-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610903133.9A Active CN106439741B (en) | 2016-10-17 | 2016-10-17 | Mounting structure and mounting method of LED circuit board |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1690748A (en) * | 2004-04-28 | 2005-11-02 | 斯坦雷电气株式会社 | Lighting device |
| KR101339161B1 (en) * | 2012-07-17 | 2013-12-09 | 주식회사 에스엘 서봉 | Automotive lamp assembly |
| CN104913255A (en) * | 2015-05-18 | 2015-09-16 | 上海小糸车灯有限公司 | Automobile tail lamp functional module and LED circuit board installation method thereof |
| CN105757573A (en) * | 2015-01-06 | 2016-07-13 | 株式会社小糸制作所 | Vehicle Lamp |
| CN205480658U (en) * | 2015-02-25 | 2016-08-17 | 现代摩比斯株式会社 | Lighting device for vehicle |
| CN206430047U (en) * | 2016-10-17 | 2017-08-22 | 武汉通畅汽车电子照明有限公司 | A kind of mounting structure of LED circuit board |
-
2016
- 2016-10-17 CN CN201610903133.9A patent/CN106439741B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1690748A (en) * | 2004-04-28 | 2005-11-02 | 斯坦雷电气株式会社 | Lighting device |
| KR101339161B1 (en) * | 2012-07-17 | 2013-12-09 | 주식회사 에스엘 서봉 | Automotive lamp assembly |
| CN105757573A (en) * | 2015-01-06 | 2016-07-13 | 株式会社小糸制作所 | Vehicle Lamp |
| CN205480658U (en) * | 2015-02-25 | 2016-08-17 | 现代摩比斯株式会社 | Lighting device for vehicle |
| CN104913255A (en) * | 2015-05-18 | 2015-09-16 | 上海小糸车灯有限公司 | Automobile tail lamp functional module and LED circuit board installation method thereof |
| CN206430047U (en) * | 2016-10-17 | 2017-08-22 | 武汉通畅汽车电子照明有限公司 | A kind of mounting structure of LED circuit board |
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| CN106439741A (en) | 2017-02-22 |
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Address after: 430200 No.68 Chevrolet Avenue, Jingang New District, Jiangxia Economic Development Zone, Wuhan City, Hubei Province Patentee after: Huayu vision technology (Wuhan) Co.,Ltd. Address before: 430200 No.68 Chevrolet Avenue, Jingang New District, Jiangxia Economic Development Zone, Wuhan City, Hubei Province Patentee before: H.A. AUTOMOTIVE SYSTEMS, Inc. |
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