CN205428423U - Energy -conserving advertising light boxes convenient to dismouting is maintained - Google Patents
Energy -conserving advertising light boxes convenient to dismouting is maintained Download PDFInfo
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- CN205428423U CN205428423U CN201620216619.0U CN201620216619U CN205428423U CN 205428423 U CN205428423 U CN 205428423U CN 201620216619 U CN201620216619 U CN 201620216619U CN 205428423 U CN205428423 U CN 205428423U
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Abstract
The utility model relates to a lamp house technical field, in particular to energy -conserving advertising light boxes convenient to dismouting is maintained. The utility model discloses an energy -conserving advertising light boxes convenient to dismouting is maintained is including the LED lamp of back casing, procapsid and a plurality of horizontal settings, back casing and procapsid are one end open -ended shell structure, and both open end opposite direction set, the open end block of back casing is in in the open end of procapsid, the blind end of back casing sets up to a plurality of ARC structure of evagination that link to each other, and is a plurality of ARC structure is with a plurality of LED lamp one -to -one, and every the LED lamp is all installed on the inner wall rather than the ARC structure who corresponds, the last downside of back casing blind end is fixed with the movable pendant that the multiunit set up side by side respectively, the upper end of back casing is installed and is sheltered from the canopy, it shelters from to shelter from the canopy the top of procapsid. The advantage: simple structure, easy dismounting, the later stage of being convenient for is overhauld and is maintained, uses comparatively comfortablely.
Description
Technical field
This utility model relates to lamp box technical field, is easy to, particularly to a kind of, the energy-saving advertisement lamp box that dismounting is safeguarded.
Background technology
Advertising lamp box publicizes light fixture as one, have been widely used on market, traditional lamp box majority is without rain cover type dust arrester, experiencing several times after rainy weather, lamp box surface easily accumulates dirt, affects beautiful appearance and StoreFront image class, and maintenance when, needing, by Pork-pieces to panel and backboard separation, to then take out fluorescent tube, the equipment of this kind of maintenance mode use is many, complex procedures, time-consuming length, operative's narrow space easily go out security incident.
Additionally, existing lamp box internal structure does not has reflex reflector, the installing space between fluorescent tube is the least, and typically about 15-20 centimetre, the observable index of unit are is higher, and life-time service is relatively costly.
It addition, its structure of traditional lamp box is in order to receive limit, most use metal edge frames receive limit, due to the light tight characteristic of metal edge frame, influence whether that the overall image of StoreFront promotes and the illumination effect of lamp box.
When the lamp box of prior art is installed, whole lamp box is firmly installed on metope by needs many groups screws or other fixtures, its dismounting more difficulty, and the engineering time is longer, and replacing maintenance more bothers, and expends a large amount of manpower and materials.
Based on this, for existing problem, it is necessary to propose that a kind of fabrication cycle is short, simple installation, can the Rimless energy-saving module lamp box that utilizes of secondary.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of energy-saving advertisement lamp box being easy to dismounting maintenance, effectively solves the lamp box dismounting inconvenience of prior art, and later stage repair and maintenance bothers, and energy consumption is higher, and illumination effect is poor, the defect of engineering time length.
The technical scheme that this utility model solves above-mentioned technical problem is as follows: a kind of energy-saving advertisement lamp box being easy to dismounting maintenance, including back casing, procapsid and the LED of multiple horizontally set, above-mentioned back casing and procapsid are the shell structure of one end open, and both openings are arranged oppositely, the opening of above-mentioned back casing is fastened in the opening of above-mentioned procapsid, the blind end of above-mentioned back casing is set to multiple being connected and the globoidal structure of evagination, multiple above-mentioned globoidal structures and multiple above-mentioned LED one_to_one corresponding, and each above-mentioned LED is respectively mounted on the inwall of corresponding globoidal structure, the upper and lower sides of above-mentioned back casing blind end is respectively fixed with the many groups of movable suspension members being set up in parallel, the upper end of above-mentioned back casing is provided with rider hood, above-mentioned rider hood shelters from the top of above-mentioned procapsid.
The beneficial effects of the utility model are: simple in construction, easy accessibility, it is simple to later stage repair and maintenance, function diversification, and energy-saving effect is preferable, end of constructing, and low cost uses the most comfortable.
On the basis of technique scheme, this utility model can also do following improvement.
Further, the outside end face of the blind end of above-mentioned procapsid is provided with the advertising panel show area of multiple evagination, and multiple above-mentioned advertising panel show areas are side by side and between the upper and lower every setting.
Using above-mentioned further scheme to provide the benefit that reasonable in design, layout is preferable, uses the most comfortable.
Further, the blind end of above-mentioned back casing forms the first reinforcing rib structure of multiple horizontally set to opening direction indent, and multiple above-mentioned first reinforcing rib structures are parallel to each other and between the upper and lower every setting.
Above-mentioned further scheme is used to provide the benefit that raising back casing overall construction intensity.
Further, above-mentioned first reinforcing rib structure is distributed at the junction of adjacent two above-mentioned globoidal structures and the arc top of each above-mentioned globoidal structure.
Using above-mentioned further scheme to provide the benefit that reasonable in design, overall construction intensity is relatively stable, and stress is the most uniform.
Further, the blind end of above-mentioned back casing forms multiple vertically arranged and equally distributed second reinforcing rib structure to opening direction indent, and multiple above-mentioned second reinforcing rib structures are parallel to each other and are spaced setting.
Above-mentioned further scheme is used to provide the benefit that raising back casing overall construction intensity.
Further, above-mentioned rider hood includes support connecting frame and blocks panel, and above-mentioned support connecting frame is vertically arranged, and its lower end is arranged on the upper end, back of above-mentioned back casing, the above-mentioned upper end blocked panel horizontally set and be arranged on above-mentioned support connecting frame, and shelter from the top of above-mentioned procapsid.
Using above-mentioned further scheme to provide the benefit that rider hood simple in construction, reasonable in design, rain-proof effect is preferable, the rainwater impact to lamp box when effectively avoiding rainy, reduces the contaminated degree in lamp box surface, reduces cleaning frequency, cost-effective.
Further, the top of above-mentioned support connecting frame is provided with draw-in groove, and above-mentioned connected one end of panel of blocking is provided with the hook structure matched with above-mentioned draw-in groove, and above-mentioned hook structure is connected in draw-in groove.
Above-mentioned further scheme is used to provide the benefit that simple in construction, practical, it is simple to dismounting.
Further, above-mentioned movable suspension member includes that the first suspension member and the second suspension member, above-mentioned first suspension member are articulated on the second suspension member, and above-mentioned first suspension member is fixedly mounted on the upper end, back of above-mentioned back casing, and above-mentioned second suspension member is arranged on metope.
Above-mentioned further scheme is used to provide the benefit that simple in construction, easy for installation.
Further, above-mentioned first suspension member includes the first installation portion and the first mounting part being arranged on the first installation portion one side end face, the above-mentioned first downward-sloping setting in mounting part, and it has the first hook away from the end, one end of the first installation portion is down-set, upwards cave in formation the first hanging groove in the junction of above-mentioned first mounting part and the first installation portion, and above-mentioned first installation portion opposite side end face is fixed on above-mentioned back casing；Above-mentioned second suspension member includes the second installation portion and the second mounting part being arranged on the second installation portion one side end face, above-mentioned second mounting part is inclined upwardly setting, and it sets up second hook corresponding with above-mentioned first hanging groove away from the end, one end of the second installation portion, above-mentioned second mounting part and the junction concave downward of the second installation portion form the second hanging groove matched with above-mentioned first hook, and above-mentioned second installation portion opposite side end face is fixed on metope；Above-mentioned first mounting part covers on above-mentioned second mounting part, and above-mentioned first is articulated in the second hanging groove, and above-mentioned second is articulated in the first hanging groove.
Use above-mentioned further scheme to provide the benefit that reasonable in design, use more flexibly, dismount more convenient.
Further, all it is horizontally arranged with on the inwall of each above-mentioned globoidal structure and above-mentioned LED sliding groove structure one to one, above-mentioned LED is provided with the slide plate corresponding with above-mentioned sliding groove structure, above-mentioned slide plate is plugged in above-mentioned sliding groove structure, and can be along above-mentioned sliding groove structure transverse shifting, and the side of above-mentioned back casing have multiple with above-mentioned LED one to one and the dress lamp hole of through back casing sidewall, be movably installed with, at above-mentioned dress lamp hole, the port lid matched with it.
Use above-mentioned further scheme provide the benefit that readily accessible, overhaul, change LED, structure is relatively simple, practical.
Accompanying drawing explanation
Fig. 1 is the structural representation being easy to the energy-saving advertisement lamp box that dismounting is safeguarded of the present utility model；
Fig. 2 is the structural representation of the procapsid being easy to the energy-saving advertisement lamp box that dismounting is safeguarded of the present utility model；
Fig. 3 is the structural representation of the back casing being easy to the energy-saving advertisement lamp box that dismounting is safeguarded of the present utility model；
Fig. 4 is the structural representation of the rider hood being easy to the energy-saving advertisement lamp box that dismounting is safeguarded of the present utility model；
Fig. 5 is the structural representation of the movable suspension member being easy to the energy-saving advertisement lamp box that dismounting is safeguarded of the present utility model；
Fig. 6 is part A schematic enlarged-scale view in Fig. 1.
In accompanying drawing, the list of parts representated by each label is as follows:
1, back casing, 2, procapsid, 3, LED, 4, movable suspension member, 5, rider hood, 6, advertising panel show area, 7, sliding groove structure, 11, globoidal structure, 12, first reinforcing rib structure, 13, second reinforcing rib structure, 14, port lid, 31, slide plate, 41, first suspension member, 42, second suspension member, 51, support connecting frame, 52, block panel, 411, first installation portion, 412, first mounting part, 413, first hanging groove, 414, second hanging groove, 421, second installation portion, 422, second mounting part, 511, draw-in groove, 521, hook structure, 4121, first hook, 4211, second hook.
Detailed description of the invention
Being described principle of the present utility model and feature below in conjunction with accompanying drawing, example is served only for explaining this utility model, is not intended to limit scope of the present utility model.
nullEmbodiment: as shown in Figure 1，The energy-saving advertisement lamp box being easy to dismounting maintenance of the present embodiment includes back casing 1、The LED 3 of procapsid 2 and multiple horizontally set，Above-mentioned back casing 1 and procapsid 2 are the shell structure of one end open，And both openings are arranged oppositely，The opening of above-mentioned back casing 1 is fastened in the opening of above-mentioned procapsid 2，The blind end of above-mentioned back casing 1 is set to multiple being connected and the globoidal structure 11 of evagination，Multiple above-mentioned globoidal structures 11 and multiple above-mentioned LED 3 one_to_one corresponding，And each above-mentioned LED 3 is respectively mounted on the inwall of corresponding globoidal structure 11，The upper and lower sides of above-mentioned back casing 1 blind end is respectively fixed with the many groups of movable suspension members 4 being set up in parallel，The upper end of above-mentioned back casing 1 is provided with rider hood 5，Above-mentioned rider hood 5 shelters from the top of above-mentioned procapsid 2.
In installation process, by activity suspension member 4 one end is fixed on metope, movable suspension member 4 is the suspension member combination of isolating construction, a portion is fixed on back casing 1 back side, another part is fixed on metope, during dismounting maintenance, apply external force to be taken down by whole lamp box, the two parts making movable suspension member 4 separate, in addition, back casing 1 is reflective lighttight material, procapsid 2 is the acrylic material of printing opacity, when LED 3 is luminous, on arcuate structure 11 inwall that light is irradiated on back casing 1, change its light after reflection to be penetrated by procapsid 2 front end face, effectively save energy consumption.
Above-mentioned movable suspension member 4 is respectively arranged with many groups at the upper and lower sides of back casing 1 blind end, and is positioned at many groups activity suspension member 4 of upside and is positioned at the movable suspension member 4 of downside and is all set up in parallel.
In certain embodiments, the outside end face of the blind end of procapsid 2 as above-mentioned in Fig. 2 is provided with the advertising panel show area 6 of multiple evagination, multiple above-mentioned advertising panel show areas 6 are side by side and between the upper and lower every setting so that the anterior design of whole lamp box is the most attractive in appearance, and level is clearly more demarcated.
In certain embodiments, as shown in Figure 3, the blind end of above-mentioned back casing 1 forms the first reinforcing rib structure 12 of multiple horizontally set to opening direction indent, multiple above-mentioned first reinforcing rib structures 12 are parallel to each other and between the upper and lower every setting, improve whole back casing 1 structure in a lateral direction and by force intensity, effectively alleviate after rear object 1 is heated and deform, subside, be greatly improved lamp box service life.
Preferably, above-mentioned first reinforcing rib structure 12 is distributed at the junction of adjacent two above-mentioned globoidal structures 11 and the arc top of each above-mentioned globoidal structure 11, reasonable in design so that back casing 1 transversely stress is the most uniform under external force.
Identical, in procapsid 2, may also set up similar reinforcing rib structure, keep the overall construction intensity of procapsid 2.
In certain embodiments, as shown in Figure 2, the blind end of above-mentioned back casing 1 forms multiple vertically arranged and equally distributed second reinforcing rib structure 13 to opening direction indent, multiple above-mentioned second reinforcing rib structures 13 are parallel to each other and are spaced setting, improve whole back casing 1 structure in a vertical direction and by force intensity, and make its under external force in vertical direction stress ratio more uniform.
As shown in Figure 4, above-mentioned rider hood 5 includes support connecting frame 51 and blocks panel 52, above-mentioned support connecting frame 51 is vertically arranged, and its lower end is arranged on the upper end of blind end of above-mentioned back casing 1, the above-mentioned upper end blocked panel 52 horizontally set and be arranged on above-mentioned support connecting frame 51, and shelter from the top of above-mentioned procapsid 2, effectively avoid on rainy day, rainwater falls the impact to lamp box surface and pollution, whole lamp box is made to keep aesthetic feeling for a long time, and reduce the frequency of cleaning, reduce use cost.
Preferably, the top of above-mentioned support connecting frame 51 is provided with draw-in groove 511, above-mentioned connected one end of panel 52 of blocking is provided with the hook structure 521 matched with above-mentioned draw-in groove 511, above-mentioned hook structure 521 is connected in draw-in groove 511, the design of this structure is relatively reasonable, it is simple to block the maintenance of panel 52, replacing.
As it is shown in figure 5, above-mentioned movable suspension member 4 includes the first suspension member 41 and the second suspension member 42, above-mentioned first suspension member 41 is articulated on the second suspension member 42, and above-mentioned first suspension member 41 is fixedly mounted on the upper end, back of above-mentioned back casing 1, and above-mentioned second suspension member 42 is arranged on metope.
Preferably, above-mentioned first suspension member 41 includes the first installation portion 411 and the first mounting part 412 being arranged on the first installation portion 411 1 side end face, the above-mentioned first downward-sloping setting in mounting part 412, and it has the first hook 4121 away from the end, one end of the first installation portion 411 is down-set, upwards cave in formation the first hanging groove 413 in the junction of above-mentioned first mounting part 412 and the first installation portion 411, and above-mentioned first installation portion 411 opposite side end face is fixed on above-mentioned back casing 1；Above-mentioned second suspension member 42 includes the second installation portion 421 and the second mounting part 422 being arranged on the second installation portion 421 1 side end face, above-mentioned second mounting part 422 is inclined upwardly setting, and it sets up second hook 4211 corresponding with above-mentioned first hanging groove 413 away from the end, one end of the second installation portion 421, the junction concave downward of above-mentioned second mounting part 422 and the second installation portion 421 forms the second hanging groove 414 matched with above-mentioned first hook 4121, and above-mentioned second installation portion 421 opposite side end face is fixed on metope；Above-mentioned first mounting part 411 covers on above-mentioned second mounting part 422, and above-mentioned first hook 4121 is articulated in the second hanging groove 414, above-mentioned second hook 4211 is articulated in the first hanging groove 413, during use, lamp box is under deadweight, first suspension member 41 is articulated on the second suspension member 42 closely, in maintenance process, only the first suspension member 41 of the movable suspension member 4 of lower section and the second suspension member 42 need to be separated, its upper end continues to keep mounting, lamp box is made to be rotated up entirely around the second suspension member 42 certain angle of upper end at External Force Acting, operator can be facilitated lamp box front, side, the back side and bottom complete maintenance and cleaning.
In certain embodiments, as shown in Figure 6, all it is horizontally arranged with on the inwall of each above-mentioned globoidal structure 11 and above-mentioned LED 3 sliding groove structure 7 one to one, above-mentioned LED 3 is provided with the slide plate 31 corresponding with above-mentioned sliding groove structure 7, above-mentioned slide plate 31 is plugged in above-mentioned sliding groove structure 7, and can be along above-mentioned sliding groove structure 7 transverse shifting, and the side of above-mentioned back casing 1 have multiple with above-mentioned LED 3 one to one and the dress lamp hole of through back casing 1 sidewall, the port lid 14 matched with it it is movably installed with at above-mentioned dress lamp hole, during maintenance light fixture, only port lid 14 need to be opened, LED etc. 3 is pulled out along corresponding sliding groove structure 7 by corresponding dress lamp hole, overhaul complete, install LED 3, cover port lid 14.
In certain embodiments, advertising lamp box group can be formed, to adapt to actual demand by the horizontal assembling combination of the energy-saving advertisement lamp box of multiple monomers.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " length ", " width ", " thickness ", on " ", D score, " front ", " afterwards ", " left ", " right ", " vertically ", " level ", " push up ", " end ", " interior ", " outward ", " clockwise ", " counterclockwise ", " axially ", " radially ", orientation or the position relationship of the instruction such as " circumferential " are based on orientation shown in the drawings or position relationship, it is for only for ease of description this utility model and simplifies description, rather than indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or implicitly include at least one this feature.In description of the present utility model, " multiple " are meant that at least two, such as two, three etc., unless otherwise expressly limited specifically.
In this utility model, unless otherwise clearly defined and limited, term " is installed ", " being connected ", " connection ", the term such as " fixing " should be interpreted broadly, and connects for example, it may be fixing, it is also possible to be to removably connect, or integral；Can be mechanically connected, it is also possible to be electrical connection or each other can communication；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be connection or the interaction relationship of two elements of two element internals, unless otherwise clear and definite restriction.For the ordinary skill in the art, above-mentioned term concrete meaning in this utility model can be understood as the case may be.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.
Claims (10)
- null1. it is easy to the energy-saving advertisement lamp box that dismounting is safeguarded for one kind，It is characterized in that: include back casing (1)、The LED (3) of procapsid (2) and multiple horizontally set，Described back casing (1) and procapsid (2) are the shell structure of one end open，And both openings are arranged oppositely，The opening of described back casing (1) is fastened in the opening of described procapsid (2)，The blind end of described back casing (1) is set to multiple being connected and the globoidal structure (11) of evagination，Multiple described globoidal structures (11) and multiple described LED (3) one_to_one corresponding，And each described LED (3) is respectively mounted on the inwall of corresponding globoidal structure (11)，The upper and lower sides of described back casing (1) blind end is respectively fixed with the many groups of movable suspension members (4) being set up in parallel，Described back casing (1) upper end is provided with rider hood (5)，Described rider hood (5) shelters from the top of described procapsid (2).
- A kind of energy-saving advertisement lamp box being easy to dismounting maintenance the most according to claim 1, it is characterized in that: the outside end face of the blind end of described procapsid (2) is provided with the advertising panel show area (6) of multiple evagination, multiple described advertising panel show areas (6) are side by side and between the upper and lower every setting.
- A kind of energy-saving advertisement lamp box being easy to dismounting maintenance the most according to claim 1, it is characterized in that: the blind end of described back casing (1) forms first reinforcing rib structure (12) of multiple horizontally set to opening direction indent, multiple described first reinforcing rib structures (12) are parallel to each other and between the upper and lower every setting.
- A kind of energy-saving advertisement lamp box being easy to dismounting maintenance the most according to claim 3, it is characterised in that: described first reinforcing rib structure (12) is distributed at the junction of adjacent two described globoidal structures (11) and the arc top of each described globoidal structure (11).
- A kind of energy-saving advertisement lamp box being easy to dismounting maintenance the most according to claim 1, it is characterized in that: the blind end of described back casing (1) forms multiple vertically arranged and equally distributed second reinforcing rib structure (13) to opening direction indent, multiple described second reinforcing rib structures (13) are parallel to each other and are spaced setting.
- A kind of energy-saving advertisement lamp box being easy to dismounting maintenance the most according to claim 1, it is characterized in that: described rider hood (5) includes support connecting frame (51) and blocks panel (52), described support connecting frame (51) is vertically arranged, and its lower end is arranged on the upper end of described back casing (1), the described upper end blocked panel (52) horizontally set and be arranged on described support connecting frame (51), and shelter from the top of described procapsid (2).
- A kind of energy-saving advertisement lamp box being easy to dismounting maintenance the most according to claim 6, it is characterized in that: the top of described support connecting frame (51) is provided with draw-in groove (511), described panel (52) connected one end of blocking is provided with the hook structure (521) matched with described draw-in groove (511), and described hook structure (521) is connected in draw-in groove (511).
- A kind of energy-saving advertisement lamp box being easy to dismounting maintenance the most according to claim 1, it is characterized in that: described movable suspension member (4) includes the first suspension member (41) and the second suspension member (42), described first suspension member (41) is articulated on the second suspension member (42), described first suspension member (41) is fixedly mounted on the upper end, back of described back casing (1), and described second suspension member (42) is arranged on metope.
- A kind of energy-saving advertisement lamp box being easy to dismounting maintenance the most according to claim 8, it is characterized in that: described first suspension member (41) includes the first installation portion (411) and the first mounting part (412) being arranged on the first installation portion (411) side end face, the downward-sloping setting of described first mounting part (412), and it has the first hook (4121) away from the end, one end of the first installation portion (411) is down-set, upwards cave in and form the first hanging groove (413) in the junction of described first mounting part (412) and the first installation portion (411), described first installation portion (411) opposite side end face is fixed on described back casing (1)；Described second suspension member (42) includes the second installation portion (421) and the second mounting part (422) being arranged on the second installation portion (421) side end face, described second mounting part (422) is inclined upwardly setting, and it sets up second hook (4211) corresponding with described first hanging groove (413) away from the end, one end of the second installation portion (421), described second mounting part (422) and the junction concave downward of the second installation portion (421) form the second hanging groove (414) matched with described first hook (4121), described second installation portion (421) opposite side end face is fixed on metope；Described first mounting part (411) covers on described second mounting part (422), and in described first hook (4121) is articulated in the second hanging groove (414), described second hook (4211) is articulated in the first hanging groove (413).
- 10. according to a kind of energy-saving advertisement lamp box being easy to dismounting maintenance described in any one of claim 1 to 9, it is characterized in that: be all horizontally arranged with and described LED (3) sliding groove structure one to one (7) on the inwall of each described globoidal structure (11), described LED (3) is provided with the slide plate (31) corresponding with described sliding groove structure (7), described slide plate (31) is plugged in described sliding groove structure (7), and can be along described sliding groove structure (7) transverse shifting, and the side of described back casing (1) have multiple with described LED (3) one to one and the dress lamp hole of through back casing (1) sidewall, the port lid (14) matched with it it is movably installed with at described dress lamp hole.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620216619.0U CN205428423U (en) | 2016-03-21 | 2016-03-21 | Energy -conserving advertising light boxes convenient to dismouting is maintained |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620216619.0U CN205428423U (en) | 2016-03-21 | 2016-03-21 | Energy -conserving advertising light boxes convenient to dismouting is maintained |
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| CN205428423U true CN205428423U (en) | 2016-08-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108172139A (en) * | 2017-12-29 | 2018-06-15 | 广东字亮广告器材有限公司 | A kind of advertisement and identifier board of high mechanical strength |
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2016
- 2016-03-21 CN CN201620216619.0U patent/CN205428423U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108172139A (en) * | 2017-12-29 | 2018-06-15 | 广东字亮广告器材有限公司 | A kind of advertisement and identifier board of high mechanical strength |
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