CN104361838A - PCB lamp panel fixing structure - Google Patents
PCB lamp panel fixing structure Download PDFInfo
- Publication number
- CN104361838A CN104361838A CN201410760271.7A CN201410760271A CN104361838A CN 104361838 A CN104361838 A CN 104361838A CN 201410760271 A CN201410760271 A CN 201410760271A CN 104361838 A CN104361838 A CN 104361838A
- Authority
- CN
- China
- Prior art keywords
- pcb lamp
- hole
- lamp board
- copper post
- pcb
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- 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
-
- 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
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The invention discloses a PCB lamp panel fixing structure. The PCB lamp panel fixing structure comprises a PCB lamp panel, a copper column, an elastic gasket, a structure fixing plate and a screw, wherein the copper column is installed on the rear surface of the PCB lamp panel; the top end of the copper column is provided with a copper column hole; the structure fixing plate is provided with a first through hole; the copper column is accommodated into the first through hole; the elastic gasket corresponding to the first through hole is installed on the structure fixing plate; the middle part of the elastic gasket is provided with a second through hole; a screw rod of the screw passes through the second through hole and is locked into the copper column hole, and the PCB lamp panel and the structure fixing plate are fixed together in combination with the elastic force of the elastic gasket. According to the invention, the elastic gasket is additionally arranged between the structure fixing plate and the screw, and the tensile force to the copper column caused by tightly screwing the screw is buffered by utilizing the tensile force of the elastic gasket, and the PCB lamp panel and the structure fixing plate are fixed together firmly, so that the problems that in the prior art, when the screw is screwed too tightly, a connecting structure between the copper column and the PCB lamp panel is damaged, but if the screw is not screwed tightly, the fixing is not firm, and the PCB light panel is not even are solved well.
Description
Technical field
The present invention relates to LED display technical field, particularly relate to a kind of PCB lamp board fixed sturcture.
Background technology
LED display (LED Display, LED Screen), is electronic display again, and by redness, blue, the light on and off of green LED lamp show the contents such as word, picture, animation, video.Tradition LED display is made up of display module, control system and power-supply system usually.LED display can according to different occasion need make different adjustments, the calligraphy and painting of those flowings of such as general billboard, be exactly by flash tool making animation, save in a RAM (random access memory) card of display screen, then shown by technical skill.The display device of LED display to be a kind of each several part assembly be all modular construction, its assembly can be changed at any time according to different needs, install and maintenance convenient.LED display is equipped with the controller of different control technologys, can meet the needs of varying environment, different display requirement.
At present, the LED display that industry is popular mainly shows module by multiple LED and is spliced, to reach grand display area.Although the size that multiple LED shows module is not necessarily identical, its structure is substantially identical, formed by structure fixed head, face shield, PCB lamp board and drive plate.Refer to Fig. 1, PCB lamp board 104 is arranged on structure fixed head 102 by screw locking mode, concrete grammar is: first on structure fixed head 102, offer screw through-hole, utilize scolding tin mode at PCB lamp board 104 back side fixed copper post 106, adopt screw 108 PCB lamp board 104 to be fixed on structure fixed head 102 through the mode squeezing into the copper post holes on copper post 106 top after screw through-hole.When above-mentioned fixing means is installed, if the connection that the turn of the screw 108 is twisted too tightly, exerted oneself very much between meeting defective copper post 106 and PCB lamp board 104, make fixing insecure; But twist tight not, that also can cause between PCB lamp board 104 and structure fixed head 102 is fixing insecure, cause pcb board injustice.
Therefore, prior art existing defects, needs to improve.
Summary of the invention
The object of the present invention is to provide a kind of PCB lamp board fixed sturcture, can solve well in prior art and screw be twisted too tight and connection between defective copper post and PCB lamp board, but not tighten and can cause fixing insecure, pcb board this problem uneven.
Technical scheme of the present invention is as follows: the invention provides a kind of PCB lamp board fixed sturcture, comprise: PCB lamp board, copper post, elastic mattress, structure fixed head and screw, described copper post is installed on the back side of described PCB lamp board, described copper capital end is provided with copper post holes, described structure fixed head is provided with the first through hole, described copper post is placed in described first through hole, corresponding described first through hole of described elastic mattress is installed on described structure fixed head, the second through hole is provided with in the middle part of described elastic mattress, the screw rod of described screw lock onto in the copper post holes of described copper post through the second through hole, in conjunction with the elastic force of described elastic mattress so that described PCB lamp board and described structure fixed head are fixed together.
The described PCB lamp board back side is provided with pilot hole, and described copper post comprises body and is formed at the reference column of described body lower end, and described reference column is sticked on described pilot hole, to locate described copper post.
Described copper post is installed in described PCB lamp board by scolding tin mode, and the body surface of described copper post is provided with embossing, to increase solder area, makes welding more firm.
Described elastic mattress is circular ring type, and the external diameter of described elastic mattress is greater than the external diameter of described first through hole.
The aperture of described first through hole is identical with the aperture of described second through hole, and the top of described copper post is placed in described second through hole.
At described structure fixed head away from described PCB lamp board side, described first through hole outer is formed with elastic mattress locating slot, and described elastic mattress is installed in described elastic mattress mounting groove.
The material of described elastic mattress is flexible glue.
The material of described elastic mattress is rubber.
Described PCB lamp board comprises pcb board and some LED of being welded on described pcb board and electronic component.
Described structure fixed head is plastic plate or sheet metal.
Adopt such scheme, PCB lamp board fixed sturcture of the present invention, by increasing elastic mattress between structure fixed head and screw, the elastic force of elastic mattress is utilized to twist to obtain the too tight pulling force to copper post to cushion screw, together with PCB lamp board is firmly fixed with structure fixed head, can solve well in prior art and screw be twisted too tight and syndeton between defective copper post and PCB lamp board, but not tighten and can cause fixing insecure, pcb board this problem uneven.
Accompanying drawing explanation
Fig. 1 is the fixed sturcture of PCB lamp board in prior art.
Fig. 2 is the structural representation of PCB lamp board fixed sturcture of the present invention.
Fig. 3 is the stereographic map of elastic force pad of the present invention.
Fig. 4 is the front view of copper post in the present invention.
Fig. 5 is the stereographic map of copper post in the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Refer to Fig. 2 to Fig. 5, the invention provides a kind of PCB lamp board fixed sturcture, syndeton between PCB lamp board 10 and copper post 20 is protected by increasing elastic mattress 30 between structure fixed head, it specifically comprises: PCB lamp board 10, copper post 20, elastic mattress 30, structure fixed head 40 and screw 50, described copper post 20 is installed on the back side of described PCB lamp board 10, described copper post 10 top is provided with copper post holes 26, described structure fixed head 40 is provided with the first through hole 42, described copper post 20 is placed in described first through hole 42, corresponding described first through hole 42 of described elastic mattress 30 is installed on described structure fixed head 40, the second through hole 32 is provided with in the middle part of described elastic mattress 30, the screw rod 52 of described screw 50 lock onto in the copper post holes 26 of described copper post 22 through the second through hole 32, the nut 54 of described screw 50 is against to described elastic mattress 30, thus in conjunction with the elastic force of described elastic mattress 30 so that described PCB lamp board 10 and described structure fixed head 40 are fixed together.The elastic force that the present invention utilizes elastic mattress 20 that elastic deformation occurs and produces twists to obtain the too tight pulling force to copper post 20 to cushion screw 50, avoid screw 50 to twist too tightly damage is caused to the syndeton between copper post 20 and PCB lamp board 10, together with also PCB lamp board 10 being firmly fixed with structure fixed head 40 simultaneously.Further; what utilize the elastic deformation of this elastic mattress 30 can be buffered in handling process littlely knocks little touching and makes PCB lamp board 10 and structure fixed head 40 slight misalignment and the damage that brings, protects the syndeton between PCB lamp board 10 and structure fixed head 40 better.
In the present embodiment, described PCB lamp board 10 back side is provided with pilot hole (sign), and described copper post 20 comprises body 22 and is formed at the reference column 24 of described body 22 lower end, and described reference column 24 is sticked on described pilot hole, to locate described copper post 20.Described copper post 20 is installed in described PCB lamp board 10 by scolding tin mode.Further, body 22 surface of described copper post 20 is provided with embossing 28, can increase tin 60 and the contact area of copper post 20, make welding more firm, as shown in figs. 4 and 5.
Refer to Fig. 2 and Fig. 3, described elastic mattress 30 is in circular ring type, the external diameter of described elastic mattress 30 is greater than the external diameter of described first through hole 42, the aperture of described first through hole 42 is identical with the aperture of described second through hole 32, to make elastic mattress 30 be positioned on described structure fixed head 40, can not fall into in described first through hole 42.The top of described copper post 20 can be placed in described second through hole 32.
At described structure fixed head 40 away from described PCB lamp board 10 side, described first through hole 42 outer is formed with elastic mattress locating slot 44, and described elastic mattress 30 is installed in described elastic mattress mounting groove 44.Facilitating the location and installation of elastic mattress 30 by arranging this elastic mattress mounting groove 44, being conducive to the fastness after improving installation rate and installation.
In the present invention, the material of described elastic mattress 30 is flexible glue, thus makes elastic mattress 30 elastic deformation can occur, buffering.In the present embodiment, the material of described elastic mattress 30 is preferably rubber elastomeric material.
Described structure fixed head 40, for having the sheet material of sufficient intensity, as plastic plate or sheet metal, is preferably aluminium sheet.
Described PCB lamp board 10 comprises pcb board and some LED (not shown) of being welded on described pcb board and other electron component, and those electronic components are for controlling LED luminescence.
In sum, the invention provides a kind of PCB lamp board fixed sturcture, by increasing elastic mattress between structure fixed head and screw, the elastic force of elastic mattress is utilized to twist to obtain the too tight pulling force to copper post to cushion screw, together with PCB lamp board is firmly fixed with structure fixed head, can solve well in prior art and screw be twisted too tight and syndeton between defective copper post and PCB lamp board, but not tighten and can cause fixing insecure, pcb board this problem uneven.
These are only preferred embodiment of the present invention, be not limited to the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a PCB lamp board fixed sturcture, it is characterized in that, comprise: PCB lamp board, copper post, elastic mattress, structure fixed head and screw, described copper post is installed on the back side of described PCB lamp board, described copper capital end is provided with screw hole copper post holes, described structure fixed head is provided with the first through hole, described copper post is placed in described first through hole, corresponding described first through hole of described elastic mattress is installed on described structure fixed head, the second through hole is provided with in the middle part of described elastic mattress, the screw rod of described screw lock onto in the screw hole copper post holes of described copper post through the second through hole, in conjunction with the elastic force of described elastic mattress so that described PCB lamp board and described structure fixed head are fixed together.
2. PCB lamp board fixed sturcture according to claim 1, it is characterized in that, the described PCB lamp board back side is provided with pilot hole, and described copper post comprises body and is formed at the reference column of described body lower end, described reference column is sticked on described pilot hole, to locate described copper post.
3. PCB lamp board fixed sturcture according to claim 2, is characterized in that, described copper post is installed in described PCB lamp board by scolding tin mode, and the body surface of described copper post is provided with embossing.
4. PCB lamp board fixed sturcture according to claim 1, is characterized in that, described elastic mattress is circular ring type, and the external diameter of described elastic mattress is greater than the external diameter of described first through hole.
5. PCB lamp board fixed sturcture according to claim 4, is characterized in that, the aperture of described first through hole is identical with the aperture of described second through hole, and the top of described copper post is placed in described second through hole.
6. PCB lamp board fixed sturcture according to claim 1, is characterized in that, at described structure fixed head away from described PCB lamp board side, described first through hole outer is formed with elastic mattress locating slot, and described elastic mattress is installed in described elastic mattress mounting groove.
7. PCB lamp board fixed sturcture according to claim 1, is characterized in that, the material of described elastic mattress is flexible glue.
8. PCB lamp board fixed sturcture according to claim 7, is characterized in that, the material of described elastic mattress is rubber.
9. PCB lamp board fixed sturcture according to claim 1, is characterized in that, described PCB lamp board comprises pcb board and some LED of being welded on described pcb board and electronic component.
10. PCB lamp board fixed sturcture according to claim 1, is characterized in that, described structure fixed head is plastic plate or sheet metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410760271.7A CN104361838A (en) | 2014-12-12 | 2014-12-12 | PCB lamp panel fixing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410760271.7A CN104361838A (en) | 2014-12-12 | 2014-12-12 | PCB lamp panel fixing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104361838A true CN104361838A (en) | 2015-02-18 |
Family
ID=52529095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410760271.7A Pending CN104361838A (en) | 2014-12-12 | 2014-12-12 | PCB lamp panel fixing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104361838A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108990358A (en) * | 2018-09-19 | 2018-12-11 | 成都雷电微力科技有限公司 | A kind of space-efficient printing board mounting structure |
| CN109584736A (en) * | 2019-01-04 | 2019-04-05 | 深圳市德彩光电有限公司 | A kind of LED display |
| CN109623724A (en) * | 2019-01-04 | 2019-04-16 | 深圳市德彩光电有限公司 | A kind of preparation method of LED display |
| CN112837630A (en) * | 2021-03-04 | 2021-05-25 | 深圳市光祥科技股份有限公司 | LED module and LED display screen |
| WO2024094054A1 (en) * | 2022-11-01 | 2024-05-10 | 苏州欧普照明有限公司 | Track light |
-
2014
- 2014-12-12 CN CN201410760271.7A patent/CN104361838A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108990358A (en) * | 2018-09-19 | 2018-12-11 | 成都雷电微力科技有限公司 | A kind of space-efficient printing board mounting structure |
| CN109584736A (en) * | 2019-01-04 | 2019-04-05 | 深圳市德彩光电有限公司 | A kind of LED display |
| CN109623724A (en) * | 2019-01-04 | 2019-04-16 | 深圳市德彩光电有限公司 | A kind of preparation method of LED display |
| CN109623724B (en) * | 2019-01-04 | 2021-06-29 | 深德彩科技(深圳)股份有限公司 | Preparation method of LED display screen |
| CN112837630A (en) * | 2021-03-04 | 2021-05-25 | 深圳市光祥科技股份有限公司 | LED module and LED display screen |
| WO2024094054A1 (en) * | 2022-11-01 | 2024-05-10 | 苏州欧普照明有限公司 | Track light |
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Application publication date: 20150218 |
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| RJ01 | Rejection of invention patent application after publication |