CN111862854B - Spliced LED lamp backlight module - Google Patents
Spliced LED lamp backlight module Download PDFInfo
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- CN111862854B CN111862854B CN202010852740.3A CN202010852740A CN111862854B CN 111862854 B CN111862854 B CN 111862854B CN 202010852740 A CN202010852740 A CN 202010852740A CN 111862854 B CN111862854 B CN 111862854B
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- 238000001125 extrusion Methods 0.000 claims abstract description 41
- 238000004140 cleaning Methods 0.000 claims description 17
- 244000309464 bull Species 0.000 claims description 5
- 239000003292 glue Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 16
- 230000005540 biological transmission Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/04—Signs, boards or panels, illuminated from behind the insignia
- G09F13/0413—Frames or casing structures therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/04—Signs, boards or panels, illuminated from behind the insignia
- G09F13/0418—Constructional details
- G09F13/0445—Frames
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention belongs to the technical field of LED lamp backlight modules, and particularly relates to a spliced LED lamp backlight module which comprises a lamp box and a transparent panel, wherein an operating rod is installed at the lower end of the lamp box, a chain is installed on the right side of the operating rod, an upper cross rod is arranged on the inner side of a positioning groove, a pull rope is fixed at the lower end of the upper cross rod, a positioning rope is fixed at the lower end of a movable ring, an installation block is installed at the lower end of a sleeve, the transparent panel is installed on the inner side of the lamp box, and a working block is fixed on the left side of the transparent panel. This concatenation formula LED lamp backlight unit, through rotating the extrusion ring, extrusion ring and installation piece break away from, the extrusion to the location rope is relieved to the installation piece, pulling movable light strip, movable light strip passes through the sleeve and is restricting the outside motion in the location, adjust movable light strip to suitable position, reset the extrusion ring, the installation piece is to restricting the outside extrusion in the location, the fixed block is further fixed a position the installation piece in the position of restricting the outside in the location, the realization is to the adjustment of movable light strip erection space.
Description
Technical Field
The invention relates to the technical field of LED lamp backlight modules, in particular to a splicing type LED lamp backlight module.
Background
Along with novel lighting apparatus's continuous popularization, the LED lamp replaces traditional incandescent lamp gradually and becomes mainstream lighting apparatus, and wherein the LED lamp is applied to display device's backlight system equally, lights the liquid crystal screen backplate through LED lamp backlight module group, realizes the even demonstration of liquid crystal screen color, can be applied to the advertisement box with LED lamp backlight module group equally inside, realizes the light filling to the advertisement curtain.
The transparent panel is often used to traditional LED lamp backlight unit and is separated module and outside display part, realize the sealed protection to the module, but transparent panel uses the back for a long time in outdoor environment, the dust spot is easily stained with and attaches on the surface, it is comparatively inconvenient that the clearance is cleaned to the panel to the manual work, and panel structure is fixed, lead to the not convenient to dismantle further to maintain the operation to equipment module, and LED lamp strip rigidity in the LED module, can't carry out nimble adjustment according to installation environment and user demand to the installation interval of LED lamp strip, the lamp strip in the module is not convenient for splice simultaneously and accomodate, can't carry out quick replacement to the module and shift.
To sum up, current LED lamp backlight unit has the clearance panel of not being convenient for when using, and the dismantlement of not being convenient for is maintained, can not adjust lamp strip interval in a flexible way and can't replace the shortcoming that shifts fast to the module. Aiming at the problems, innovative design is urgently needed on the basis of the original LED lamp backlight module.
Disclosure of Invention
The invention aims to provide a spliced LED lamp backlight module to solve the problems that a panel is inconvenient to clean, disassembly and maintenance are inconvenient, the distance between lamp bars cannot be flexibly adjusted, and the module cannot be quickly replaced and transferred in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a splicing type LED lamp backlight module comprises a lamp box and a transparent panel, wherein an operating rod is installed at the lower end of the lamp box, a squeezing block is fixed on the left side of the operating rod, a positioning block is arranged on the outer side of the squeezing block, a chain is installed on the right side of the operating rod, a linkage rotating rod is installed on the upper portion of the inner side of the chain, a positioning groove is formed in the outer side of the linkage rotating rod, an upper cross rod is arranged on the inner side of the positioning groove, a mounting ring is installed on the outer side of the upper cross rod, limiting sheets are fixed on two sides of the upper cross rod, a pull rope is fixed at the lower end of the upper cross rod, a fixed lamp strip is arranged at the lower end of the pull rope, a movable ring is installed on the outer side of the upper cross rod, a bolt is installed on two sides of the fixed lamp strip, a positioning rope is fixed on the lower end of the movable ring, a fixed block is fixed on the outer side of the positioning rope, a sleeve is arranged outside the positioning rope, and a mounting block is installed at the lower end of the sleeve, and the extrusion ring is installed in telescopic outside to telescopic upper end is fixed with movable lamp strip, the location magnetic path is installed to movable lamp strip's lower extreme, and the upper end of movable lamp strip is fixed with the posting, transparent panel installs in the inboard of lamp house, and the upper and lower both sides of lamp house install the hollow block in location to the inside of the hollow block in location is provided with the montant, and the adjustable ring is installed in the outside of montant simultaneously, transparent panel's left side is fixed with the work piece, and transparent panel's both sides have seted up perpendicular groove to erect the inboard in groove and install the function ring, the movable rod is installed to the inboard of function ring, and the lower extreme of movable rod is fixed with the clearance brush-holder stud.
Preferably, the extrusion piece is disposed at an equal angle with respect to the center line of the operating rod, the extrusion piece is connected with the positioning block in a clamping manner, the positioning block is connected with the lamp box in a sliding manner, and the longitudinal sections of the extrusion piece and the positioning block are both in a right trapezoid shape.
Preferably, the linkage rotating rod forms a chain transmission structure through a chain and an operating rod, the linkage rotating rod forms a clamping connection with the upper cross rod through a positioning groove, and the upper cross rod is in threaded connection with the mounting ring.
Preferably, be sliding connection between fixed lamp strip and the movable lamp strip all and the stay cord, and spacing piece sets up about the central line symmetry of stay cord to be sliding connection between fixed lamp strip and the bolt, be the block connection between bolt and the lamp house simultaneously.
Preferably, the movable ring and the upper cross rod are connected in a nested manner, the movable ring and the fixed lamp strip are bonded with the positioning rope through glue, and the fixing blocks are distributed on the outer side of the positioning rope at equal intervals.
Preferably, the sleeve and the positioning rope are connected in a nested mode, the sleeve and the mounting block form a rotating structure through a rotating bearing, the longitudinal section of the mounting block is in a right trapezoid shape, and meanwhile the extrusion ring is in threaded connection with the sleeve.
Preferably, be the block connection between hollow block of location and the transparent panel, and the shape of the hollow block longitudinal section of location is right trapezoid to be sliding connection between hollow block of location and the lamp house.
Preferably, the vertical rod is in sliding connection with the positioning hollow block, the vertical rod is in threaded connection with the adjusting ring, and the adjusting ring and the lamp box form a rotating structure through the rotating bearing.
Preferably, the working blocks are distributed on the outer side of the transparent panel at equal intervals, the transparent panel forms a sliding structure through the vertical grooves and the functional rings, and the functional rings are in sliding connection with the movable rods.
Preferably, the cleaning brush rod is attached to the outer side of the transparent panel, and the cleaning brush rod is connected with the working block in a clamping manner.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the spliced LED lamp backlight module, parts and circuits on the inner side of a lamp box are sealed and dustproof through the transparent panel, the working block extrudes the cleaning brush rod by pulling the movable rod downwards, the cleaning brush rod drives the movable rod to reciprocate in the functional ring, and the cleaning brush rod can quickly clean the surface of the transparent panel;
2. according to the spliced LED lamp backlight module, the transparent panel is inserted into the inner side of the lamp box, the long right-angle side of the positioning hollow block is clamped with the transparent panel, so that the transparent panel is quickly positioned and mounted, the positioning hollow block is pulled by the vertical rod to slide towards the outer side direction of the lamp box through the rotation of the adjusting ring, the positioning hollow block is separated from the transparent panel, the transparent panel is further taken out from the inner side of the lamp box, and the transparent panel is quickly disassembled;
3. according to the splicing type LED lamp backlight module, the extrusion ring is separated from the mounting block by rotating the extrusion ring, the mounting block removes extrusion on the positioning rope, the movable lamp strip is pulled, the movable lamp strip moves outside the positioning rope through the sleeve, the movable lamp strip is adjusted to a proper position, the extrusion ring is reset, the mounting block extrudes the outside of the positioning rope, the fixing block further positions the position of the mounting block outside the positioning rope, and adjustment of the mounting distance of the movable lamp strip is achieved;
4. this concatenation formula LED lamp backlight unit, through the pulling bolt, bolt and lamp house break away from, the action bars rotates, the action bars passes through chain pulling linkage bull stick and rotates, the linkage bull stick drives the entablature and carries out the rolling to the stay cord, stay cord pulling fixed lamp strip upward movement, fixed lamp strip pulling movable lamp strip upward movement, the location magnetic path adsorbs the locating frame, it is fixed to realize the concatenation between the movable lamp strip, the rotation collar, the collar moves in the entablature outside, collar and constant head tank break away from, with the entablature from the linkage bull stick on the constant head tank inboard pull out, the realization is to last horizontal pole and the taking out of entablature below movable lamp strip and fixed lamp strip.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic front sectional view of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;
FIG. 4 is an enlarged view of the structure at B in FIG. 2 according to the present invention;
FIG. 5 is a schematic side view, cross-sectional structure of a positioning hollow block according to the present invention;
FIG. 6 is a schematic side sectional view of the extrusion block of the present invention.
In the figure: 1. a light box; 2. extruding the block; 3. positioning blocks; 4. a chain; 5. a linkage rotating rod; 6. positioning a groove; 7. an upper cross bar; 8. a mounting ring; 9. a limiting sheet; 10. pulling a rope; 11. fixing the light bar; 12. positioning the rope; 13. a movable ring; 14. a fixed block; 15. a sleeve; 16. mounting blocks; 17. an extrusion ring; 18. a movable light bar; 19. a positioning magnetic block; 20. a positioning frame; 21. an operating lever; 22. a bolt; 23. a transparent panel; 24. positioning the hollow block; 25. a vertical rod; 26. an adjusting ring; 27. a working block; 28. a vertical slot; 29. a functional ring; 30. a movable rod; 31. cleaning the brush rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a spliced LED lamp backlight module comprises a lamp box 1, an extrusion block 2, a positioning block 3, a chain 4, a linkage rotating rod 5, a positioning groove 6, an upper transverse rod 7, a mounting ring 8, a limiting piece 9, a pull rope 10, a fixed lamp strip 11, a positioning rope 12, a movable ring 13, a fixed block 14, a sleeve 15, a mounting block 16, an extrusion ring 17, a movable lamp strip 18, a positioning magnetic block 19, a positioning frame 20, an operating rod 21, a bolt 22, a transparent panel 23, a positioning hollow block 24, a vertical rod 25, a regulating ring 26, a working block 27, a vertical groove 28, a functional ring 29, a movable rod 30 and a cleaning brush rod 31, wherein the lower end of the lamp box 1 is provided with the operating rod 21, the left side of the operating rod 21 is fixed with the extrusion block 2, the positioning block 3 is arranged on the outer side of the extrusion block 2, the right side of the operating rod 21 is provided with the chain 4, the linkage rotating rod 5 is arranged on the upper portion of the inner side of the chain 4, the linkage rotating rod 5 is provided with the positioning groove 6, an upper cross bar 7 is arranged on the inner side of the positioning groove 6, a mounting ring 8 is arranged on the outer side of the upper cross bar 7, limiting sheets 9 are fixed on two sides of the upper cross bar 7, a pull rope 10 is fixed on the lower end of the upper cross bar 7, a fixed light bar 11 is arranged on the lower end of the pull rope 10, a movable ring 13 is arranged on the outer side of the upper cross bar 7, bolts 22 are arranged on two sides of the fixed light bar 11, a positioning rope 12 is fixed on the lower end of the movable ring 13, a fixed block 14 is fixed on the outer side of the positioning rope 12, a sleeve 15 is arranged on the outer side of the positioning rope 12, a mounting block 16 is arranged on the lower end of the sleeve 15, an extrusion ring 17 is arranged on the outer side of the sleeve 15, a movable light bar 18 is fixed on the upper end of the sleeve 15, a positioning magnetic block 19 is arranged on the lower end of the movable light bar 18, a positioning frame 20 is fixed on the upper end of the movable light bar 18, a transparent panel 23 is arranged on the inner side of the lamp box 1, and positioning hollow blocks 24 are arranged on the upper and the lower sides of the lamp box 1, and the inside of the hollow block 24 of location is provided with the montant 25, and the adjustable ring 26 is installed to the outside of montant 25 simultaneously, and the left side of transparent panel 23 is fixed with work piece 27, and the both sides of transparent panel 23 have seted up perpendicular groove 28 to the inboard of perpendicular groove 28 is installed with function ring 29, and movable rod 30 is installed to the inboard of function ring 29, and the lower extreme of movable rod 30 is fixed with clearance brush-holder stud 31.
In the embodiment, the extrusion block 2 is arranged at equal angles relative to the central line of the operating rod 21, the extrusion block 2 is in clamping connection with the positioning block 3, the positioning block 3 is in sliding connection with the lamp box 1, and the longitudinal sections of the extrusion block 2 and the positioning block 3 are both in right-angled trapezoids, so that the design is ensured;
the linkage rotating rod 5 forms a chain transmission structure through the chain 4 and the operating rod 21, the linkage rotating rod 5 forms a clamping connection with the upper cross rod 7 through the positioning groove 6, the upper cross rod 7 is in threaded connection with the mounting ring 8, the design ensures that the operating rod 21 can effectively drive the linkage rotating rod 5 to rotate through the chain 4, the positioning groove 6 can effectively limit the position between the linkage rotating rod 5 and the upper cross rod 7, and the mounting ring 8 can further fix the position between the linkage rotating rod 5 and the upper cross rod 7;
the fixed light bar 11 and the movable light bar 18 are in sliding connection with the pull rope 10, the limiting pieces 9 are symmetrically arranged about the center line of the pull rope 10, the fixed light bar 11 and the bolt 22 are in sliding connection, and the bolt 22 and the light box 1 are in clamping connection at the same time, so that the bolt 22 can effectively fix the position between the fixed light bar 11 and the light box 1, the limiting pieces 9 can effectively limit the position of the pull rope 10 after being rolled, and the fixed light bar 11 and the movable light bar 18 can effectively move outside the pull rope 10;
the movable ring 13 and the upper cross rod 7 are connected in a nested manner, the movable ring 13 and the fixed lamp strip 11 are both bonded with the positioning rope 12 through glue, and the fixed blocks 14 are distributed on the outer side of the positioning rope 12 at equal intervals, so that the upper cross rod 7 can effectively rotate on the inner side of the movable ring 13, the positioning rope 12 can effectively pull the fixed lamp strip 11 to move, and the fixed blocks 14 can effectively ensure that the structure with the extrusion positioning function on the outer side of the positioning rope 12 can effectively operate;
the sleeve 15 and the positioning rope 12 are connected in a nested manner, the sleeve 15 and the mounting block 16 form a rotating structure through a rotating bearing, the longitudinal section of the mounting block 16 is in a right trapezoid shape, meanwhile, the extrusion ring 17 is in threaded connection with the sleeve 15, the design ensures that the movable light bar 18 can effectively move outside the positioning rope 12 through the sleeve 15, the extrusion ring 17 can effectively extrude the inclined surface of the mounting block 16, the mounting block 16 can further extrude the outside of the positioning rope 12, and the movable light bar 18 can be adjusted and fixed at the outside of the positioning rope 12;
the positioning hollow block 24 is connected with the transparent panel 23 in a clamping manner, the longitudinal section of the positioning hollow block 24 is in a right trapezoid shape, and the positioning hollow block 24 is in sliding connection with the lamp box 1, so that the inclined surface of the positioning hollow block 24 can effectively slide on the lamp box 1 after being extruded, and the lamp box 1 can effectively cooperate with the positioning hollow block 24 to fix the position of the transparent panel 23;
the vertical rod 25 is in sliding connection with the positioning hollow block 24, the vertical rod 25 is in threaded connection with the adjusting ring 26, and the adjusting ring 26 and the lamp box 1 form a rotating structure through a rotating bearing, so that the adjusting ring 26 can effectively drive the positioning hollow block 24 to move through the vertical rod 25, and the transparent panel 23 is further detached;
the working blocks 27 are distributed on the outer side of the transparent panel 23 at equal intervals, the transparent panel 23 forms a sliding structure through the vertical grooves 28 and the functional rings 29, and the functional rings 29 are in sliding connection with the movable rods 30, so that the structure connected to the working blocks 27 and having a cleaning function can effectively operate, and the movable rods 30 can effectively move on the outer side of the transparent panel 23 through the functional rings 29;
the outside of clearance brush-holder stud 31 and transparent panel 23 is laminated mutually, and clearance brush-holder stud 31 and work piece 27 are connected for the block, and this kind of design has guaranteed that work piece 27 can effectively be periodic extrudeed clearance brush-holder stud 31, further realizes the clearance of clearance brush-holder stud 31 to the transparent panel 23 outside.
The working principle is as follows: when the device is used, firstly, a power supply is switched on for related circuits on a fixed light bar 11 and a movable light bar 18 in the device, the light box 1 is vertically arranged on the outer side of a support through bolts, advertising cloth is covered and positioned on the outer side of the light box 1, and the movable light bar 18 is used for supplementing light to the advertising cloth, so that the device is used;
parts and circuits on the inner side of the lamp box 1 are sealed and dustproof through the transparent panel 23, when stains on the outer side of the transparent panel 23 need to be cleaned, the movable rod 30 is pulled downwards, the movable rod 30 drives the cleaning brush rod 31 to move downwards on the inner side of the movable lamp bar 18 through the functional ring 29, the working block 27 extrudes the cleaning brush rod 31, the cleaning brush rod 31 drives the movable rod 30 to slide in the functional ring 29, when the working block 27 and the cleaning brush rod 31 are disengaged, the movable rod 30 and the functional ring 29 are connected through a spring to pull the movable rod 30 and the cleaning brush rod 31 to reset, the working process is repeated, and the cleaning brush rod 31 can fully clean the surface of the transparent panel 23;
when the transparent panel 23 needs to be installed, the transparent panel 23 is inserted into the inner side of the lamp box 1, the transparent panel 23 extrudes the inclined plane of the positioning hollow block 24, the positioning hollow block 24 slides in the hole formed in the lamp box 1, when the transparent panel 23 moves to the other side of the positioning hollow block 24, the positioning hollow block 24 is connected with the lamp box 1 and is pulled by a spring to reset the positioning hollow block 24, the long right-angle edge of the positioning hollow block 24 is clamped with the transparent panel 23, so that the transparent panel 23 is quickly positioned and installed, when the transparent panel 23 needs to be disassembled, the adjusting ring 26 is rotated, the adjusting ring 26 rotates through a rotating bearing connected with the lamp box 1 through the adjusting ring 26, the adjusting ring 26 drives the vertical rod 25 to move towards the outer side direction of the lamp box 1, the vertical rod 25 pulls the positioning hollow block 24 to slide towards the outer side direction of the lamp box 1, and the positioning hollow block 24 is separated from the transparent panel 23, further taking out the transparent panel 23 from the inner side of the lamp box 1 to realize the quick disassembly of the transparent panel 23, and resetting the adjusting ring 26 after the disassembly is finished;
when the installation interval of the movable light bar 18 needs to be adjusted, the extrusion ring 17 is rotated, the extrusion ring 17 moves upwards outside the sleeve 15, the extrusion ring 17 is separated from the installation block 16, the installation block 16 releases extrusion on the positioning rope 12, the movable light bar 18 is pulled, the movable light bar 18 moves outside the positioning rope 12 through the sleeve 15, the movable light bar 18 is adjusted to a proper position, the extrusion ring 17 is reset, the extrusion ring 17 extrudes the inclined plane of the installation block 16, the installation block 16 rotates through a rotating bearing connected with the installation block 16 and the sleeve 15, the installation block 16 extrudes the outside of the positioning rope 12, the fixed block 14 further positions the installation block 16 at the outside of the positioning rope 12, and adjustment of the installation interval of the movable light bar 18 is achieved;
when the fixed light bar 11 and the movable light bar 18 on the device need to be spliced and stored, the bolt 22 is pulled to the middle part of the fixed light bar 11, the bolt 22 is separated from the light box 1, the operating rod 21 is rotated through a rotating bearing connected with the operating rod 21 and the light box 1, the operating rod 21 is pulled through the chain 4 to rotate the linkage rotating rod 5, the linkage rotating rod 5 drives the upper cross rod 7 to rotate through the rotating bearing connected with the linkage rotating rod 5 and the light box 1, the upper cross rod 7 winds the pull rope 10, the limiting piece 9 limits the pull rope 10, the pull rope 10 pulls the fixed light bar 11 to move upwards, the fixed light bar 11 upwards extrudes the movable light bar 18 at the lower end, the movable light bar 18 drives the positioning frame 20 to move upwards, the positioning frame 20 on the movable light bar 18 at the lower end is sleeved on the outer side of the positioning magnetic block 19 at the lower end of the adjacent movable light bar 18, and the positioning magnetic block 19 adsorbs the positioning frame 20, the working procedures are repeated to realize the splicing and fixing of the movable lamp strips 18, wherein the operating rod 21 drives the extrusion block 2 to extrude the inclined plane of the positioning block 3, the positioning block 3 slides upwards on the outer side of the lamp box 1, when the positioning block 3 moves to the clearance position of the extrusion block 2, the positioning block 3 is connected with the lamp box 1, the spring pulls the positioning block 3 to reset, the long right-angle edge of the positioning block 3 is clamped with the long right-angle edge of the extrusion block 2, after the splicing of movable lamp strips 18 on the device is completed, the locating block 3 is clamped with the corresponding clearance position of the extrusion block 2, the fixing of the position of the operating rod 21 is realized, the position fixing of the movable lamp strips 18 below the linkage rotating rod 5 and the upper transverse rod 7 and the position fixing of the fixed lamp strips 11 are further realized, the mounting ring 8 is rotated, the mounting ring 8 moves outside the upper transverse rod 7, the mounting ring 8 is separated from the positioning groove 6, the upper transverse rod 7 is pulled out from the inner side of the positioning groove 6 on the linkage rotating rod 5, and the movable lamp strips 18 below the upper transverse rod 7 and the fixed lamp strips 11 are taken out.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a concatenation formula LED lamp backlight unit, includes lamp house (1) and transparent panel (23), its characterized in that: the lamp box comprises a lamp box body (1), an operating rod (21) is installed at the lower end of the lamp box body (1), an extrusion block (2) is fixed on the left side of the operating rod (21), a positioning block (3) is arranged on the outer side of the extrusion block (2), a chain (4) is installed on the right side of the operating rod (21), a linkage rotating rod (5) is installed on the upper portion of the inner side of the chain (4), a positioning groove (6) is formed in the outer side of the linkage rotating rod (5), an upper cross rod (7) is arranged on the inner side of the positioning groove (6), a mounting ring (8) is installed on the outer side of the upper cross rod (7), limiting pieces (9) are fixed on two sides of the upper cross rod (7), a pull rope (10) is fixed on the lower end of the upper cross rod (7), a fixed lamp strip (11) is arranged on the lower end of the pull rope (10), a movable ring (13) is installed on the outer side of the upper cross rod (7), and bolts (22) are installed on two sides of the fixed lamp strip (11), the lamp is characterized in that a positioning rope (12) is fixed at the lower end of the movable ring (13), a fixing block (14) is fixed on the outer side of the positioning rope (12), a sleeve (15) is arranged outside the positioning rope (12), the fixed lamp strip (11) and the movable lamp strip (18) are in sliding connection with the pull rope (10), the limiting sheets (9) are symmetrically arranged relative to the center line of the pull rope (10), the fixed lamp strip (11) and the bolt (22) are in sliding connection, the bolt (22) and the lamp box (1) are in clamping connection, a mounting block (16) is mounted at the lower end of the sleeve (15), an extrusion ring (17) is mounted on the outer side of the sleeve (15), the movable lamp strip (18) is fixed at the upper end of the sleeve (15), the sleeve (15) is in nesting connection with the positioning rope (12), and the sleeve (15) and the mounting block (16) form a rotating structure through a rotating bearing, the longitudinal section of the mounting block (16) is in a right trapezoid shape, the extrusion ring (17) is in threaded connection with the sleeve (15), the lower end of the movable lamp bar (18) is provided with a positioning magnetic block (19), a positioning frame (20) is fixed at the upper end of the movable lamp strip (18), the transparent panel (23) is arranged at the inner side of the lamp box (1), positioning hollow blocks (24) are arranged at the upper side and the lower side of the lamp box (1), a vertical rod (25) is arranged inside the positioning hollow block (24), an adjusting ring (26) is arranged outside the vertical rod (25), a working block (27) is fixed on the left side of the transparent panel (23), vertical grooves (28) are arranged on the two sides of the transparent panel (23), and a functional ring (29) is arranged on the inner side of the vertical groove (28), a movable rod (30) is arranged on the inner side of the functional ring (29), and a cleaning brush rod (31) is fixed at the lower end of the movable rod (30).
2. The spliced LED lamp backlight module as claimed in claim 1, wherein: the equal angle setting of central line about action bars (21) is pressed piece (2), and is connected for the block between pressed piece (2) and locating piece (3) to be sliding connection between locating piece (3) and lamp house (1), simultaneously pressed piece (2) and locating piece (3) longitudinal section's shape is right trapezoid.
3. The spliced LED lamp backlight module as claimed in claim 1, wherein: linkage bull stick (5) constitute chain drive structure through chain (4) and action bars (21), and linkage bull stick (5) constitute the block through constant head tank (6) and last horizontal pole (7) and connect to be threaded connection between last horizontal pole (7) and collar (8).
4. The spliced LED lamp backlight module as claimed in claim 1, wherein: the movable ring (13) and the upper cross rod (7) are connected in a nested manner, the movable ring (13) and the fixed lamp strip (11) are bonded with the positioning rope (12) through glue, and the outer side of the positioning rope (12) is provided with fixing blocks (14) at equal intervals.
5. The spliced LED lamp backlight module as claimed in claim 1, wherein: the hollow block (24) of location and transparent panel (23) between be the block connection, and the hollow block (24) longitudinal section's of location shape is right trapezoid to be sliding connection between hollow block (24) of location and lamp house (1).
6. The spliced LED lamp backlight module as claimed in claim 1, wherein: the vertical rod (25) and the positioning hollow block (24) are in sliding connection, the vertical rod (25) and the adjusting ring (26) are in threaded connection, and the adjusting ring (26) and the lamp box (1) form a rotating structure through a rotating bearing.
7. The spliced LED lamp backlight module as claimed in claim 1, wherein: the working blocks (27) are distributed on the outer side of the transparent panel (23) at equal intervals, the transparent panel (23) forms a sliding structure through the vertical grooves (28) and the functional rings (29), and the functional rings (29) are in sliding connection with the movable rods (30).
8. The spliced LED lamp backlight module as claimed in claim 1, wherein: the cleaning brush rod (31) is attached to the outer side of the transparent panel (23), and the cleaning brush rod (31) is connected with the working block (27) in a clamping mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010852740.3A CN111862854B (en) | 2020-08-22 | 2020-08-22 | Spliced LED lamp backlight module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010852740.3A CN111862854B (en) | 2020-08-22 | 2020-08-22 | Spliced LED lamp backlight module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111862854A CN111862854A (en) | 2020-10-30 |
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| CN112259017A (en) * | 2020-11-04 | 2021-01-22 | 湖南秦汉标识有限公司 | Conveniently-moved advertising lamp box and using method |
| CN115059889A (en) * | 2022-07-09 | 2022-09-16 | 深圳市战音科技有限公司 | Decorative background lamp |
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