CN113260205A - Waterproof shell of outdoor LED display screen - Google Patents
Waterproof shell of outdoor LED display screen Download PDFInfo
- Publication number
- CN113260205A CN113260205A CN202110497635.7A CN202110497635A CN113260205A CN 113260205 A CN113260205 A CN 113260205A CN 202110497635 A CN202110497635 A CN 202110497635A CN 113260205 A CN113260205 A CN 113260205A
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- China
- Prior art keywords
- shell
- display screen
- plate
- housing
- led display
- 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
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 230000033001 locomotion Effects 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 13
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 238000009434 installation Methods 0.000 description 2
- 230000009545 invasion Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
-
- 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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/0017—Casings, cabinets or drawers for electric apparatus with operator interface units
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/06—Hermetically-sealed casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/06—Hermetically-sealed casings
- H05K5/069—Other details of the casing, e.g. wall structure, passage for a connector, a cable, a shaft
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention is suitable for the technical field of display screen products, and provides a waterproof shell of an outdoor LED display screen, which comprises a display component and an element protection component, wherein the element protection component comprises an element shell fixed on one side wall of a shell body, which is far away from the display screen; a plurality of pin plates are arranged on the side wall of the element shell; a driving mechanism for driving the pin plate to perform telescopic movement is arranged on the inner side of the element shell; a plurality of lock sleeves are arranged on the outer wall of the shell; through setting up by waterproof ring sealed casing, be provided with the component installing port that is used for installing electronic component on the casing, and the outside lid of installing port is equipped with the component shell, be provided with the cotter on the component shell, set up the locked groove that has the slope roof that is used for holding the tip of cotter on the casing, the cotter is driven by a actuating mechanism and is stretched out and drawn back, thereby can lock and unblock operation, and because the locked groove of slope, the cotter can push down the component shell when getting into the locked groove, make the component shell hug closely the casing, with promotion sealed effect, and it is convenient to dismantle.
Description
Technical Field
The invention belongs to the technical field of display screen products, and particularly relates to a waterproof shell of an outdoor LED display screen.
Background
The LED display screen is a flat panel display, is composed of small LED module panels, and is used for displaying various information such as characters, images, videos, video signals and the like.
In the current society, electronic display screens are increasingly installed outdoors to make various outdoor publicity. In outdoor environment, electronic display often can receive the invasion and attack of wind and rain and sand dirt, and because the leakproofness of electronic display shell is bad today for the display often can cause the damage because of the invasion of wind and rain and sand dirt, great increase the cost of using.
Disclosure of Invention
The invention provides a waterproof shell of an outdoor LED display screen, and aims to solve the problems in the prior art.
The invention is thus realized, a waterproof housing for an outdoor LED display screen, comprising:
a display assembly including a housing for mounting a display screen and a waterproof ring sealing a gap between the housing and the display screen;
the component protection assembly comprises a component shell fixed on one side wall of the shell far away from the display screen; a side wall of the shell is provided with an element mounting opening; the element shell covers the element mounting opening, and a sealing ring is arranged between the element shell and the side wall;
a plurality of telescopic pin plates are arranged on the side wall of the element shell; a driving mechanism for driving the pin plate to perform telescopic movement is arranged on the inner side of the element shell; a plurality of lock sleeves which are positioned around the element shell and respectively correspond to the plurality of pin plates are arranged on the outer wall of the shell; the interior of the sleeve has a locking slot that receives the end of the pin plate.
Preferably, the top wall of the inner side of the lock groove is inclined;
and the upper end of the inclined direction faces the element shell, and the lower end of the inclined direction is far away from the pin plate.
Preferably, the drive mechanism comprises a turntable; the rotary table is provided with a plurality of connecting rods which respectively correspond to the pin plates;
one end of the connecting rod is hinged on the rotary table; the other end of the connecting rod is hinged to one end of the pin plate;
the center of the turntable is fixedly connected with a rotating handle through a telescopic shaft; the rotating handle is positioned on the outer side of the element shell; the telescopic shaft penetrates through the top wall of the element shell.
Preferably, the upper surface of the element shell is provided with two crossed clamping grooves matched with the rotating handle;
the rotating handle is a straight-line-shaped plate structure matched with the straight-line-shaped clamping groove.
Preferably, the bottom wall of the linear clamping groove and the lower surface of the rotating handle are provided with magnetic sheets which are mutually attracted.
Preferably, the upper surface of the rotating handle is provided with a finger groove formed by depression;
and anti-skid grains are arranged on the inner wall of the finger groove.
Preferably, a support member is mounted on the housing;
the support member includes:
two supporting plates are symmetrically arranged;
the cross rod is fixedly connected with the two supporting plates;
the inserting plate is fixed on the supporting plate and is vertical to the supporting plate;
the mounting plate is fixed at one end of the inserting plate and is parallel to the supporting plate;
wherein, the fagging is hugged closely the diapire of casing and through fixing bolt fixed connection the casing.
Preferably, the side wall of the shell is provided with a guide groove for accommodating the inserting plate;
the inserting plate is in sliding connection with the guide groove; the insertion plate is tightly attached to the side wall of the shell.
Preferably, the side wall of the shell is provided with a plurality of radiating fins with strip-shaped structures;
the plurality of radiating fins are distributed in parallel at intervals.
Preferably, the pin plate is provided with a limiting plate formed by a protrusion;
and a gasket is fixed on one side surface of the limiting plate.
Compared with the prior art, the invention has the beneficial effects that: according to the waterproof shell of the outdoor LED display screen, the shell is sealed by the waterproof ring, the shell is provided with the element mounting port for mounting the electronic element, the outer side cover of the mounting port is provided with the element shell, the element shell is provided with the pin plate, the shell is provided with the locking groove with the inclined top wall for accommodating the end part of the pin plate, the pin plate is driven by the driving mechanism to stretch and retract, so that locking and unlocking operations can be performed, and due to the inclined locking groove, when the pin plate enters the locking groove, the element shell can be pressed down, so that the element shell is tightly attached to the shell, the sealing effect is improved, the disassembly is convenient, and the subsequent maintenance is convenient.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the housing and the component protective assembly of the present invention.
Fig. 3 is a schematic structural diagram of the supporting member of the present invention.
Fig. 4 is a schematic structural view of the turning handle of the present invention.
Fig. 5 is a schematic view of the internal structure of the element case of the present invention.
Fig. 6 is an enlarged detail view of a point a in fig. 5.
Fig. 7 is a cross-sectional view of a sleeve of the present invention.
In the figure: 1. a display component; 11. a housing; 111. a guide groove; 112. a heat sink; 12. a display screen; 13. a waterproof ring; 14. a support member; 141. a supporting plate; 142. a cross bar; 143. inserting plates; 144. mounting a plate; 15. a lock sleeve; 151. locking the groove; 16. a guide groove; 2. an element protection assembly; 21. an element case; 211. a card slot; 22. a turntable; 23. a pin plate; 231. a limiting plate; 232. a gasket; 24. a connecting rod; 241. a hinged support; 25. rotating the handle; 251. a telescopic shaft; 252. a magnetic sheet; 253. a finger groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-2, the present invention provides a technical solution: a waterproof shell of an outdoor LED display screen comprises a display component 1 and an element protection component 2.
The display module 1 includes a housing 11 for mounting a display screen 12 and a waterproof ring 13 sealing a gap between the housing 11 and the display screen 12.
The connection mode of the waterproof ring 13, the sealed shell 11 and the display screen 12 can be bonding, one side wall of the shell 11 is an opening, and the display screen 12 covers the opening.
The component protection assembly 2 comprises a component housing 21 fixed on a side wall of the housing 11 far away from the display screen 12; a component mounting port is formed in a side wall of the housing 11; the element case 21 covers the element mounting opening and a seal ring is provided between the element case 21 and the side wall.
The element case 21 is sized slightly larger than the element mounting opening, and a seal ring is used to seal a gap between the element case 21 and the housing 11. The sealing ring is made of rubber materials. A user can install and repair the electronic component through the component mounting port.
Referring to fig. 5 and 6, a plurality of retractable pin plates 23 are mounted on the side walls of the element case 21; a driving mechanism for driving the pin plate 23 to perform telescopic movement is arranged on the inner side of the element shell 21; a plurality of lock sleeves 15 corresponding to the plurality of pin plates 23 are arranged on the outer wall of the shell 11 and around the element shell 21; the interior of the sleeve 15 has a locking slot 151 that receives the end of the pin plate 23.
In the present embodiment, four pin plates 23 are provided and distributed in a cross shape. The lock sleeve 15 is also four in number and corresponds to four pin plates 23. The driving mechanism is used for driving the pin plate 23 to stretch and contract, and when the pin plate 23 extends out and is embedded into the lock sleeve 15, the element shell 21 can be locked.
Referring to fig. 7, in order to improve the sealing effect between the device housing 21 and the housing 11. The top wall of the inner side of the locking groove 151 is inclined; and the upper end of the inclination direction is directed toward the element case 21 and the lower end of the inclination direction is directed away from the pin plate 23. When the pin plate 23 enters the locking groove 151, the pin plate can slide along the top wall of the locking groove 151, so that the height of the end part of the pin plate 23 can be reduced along the top wall of the locking groove 151, a sealing ring can be pressed down, and the sealing effect is improved.
Referring to fig. 4, in particular, the driving mechanism includes a turntable 22; the rotary table 22 is provided with a plurality of links 24 respectively corresponding to the plurality of pin plates 23; one end of the connecting rod 24 is hinged on the rotary disc 22; the other end of the connecting rod 24 is hinged to one end of the pin plate 23 through a hinge support 241; the center of the rotary disc 22 is fixedly connected with a rotary handle 25 through a telescopic shaft 251; the turning handle 25 is located outside the element case 21; the telescopic shaft 251 penetrates the top wall of the element case 21.
Wherein, the rotary disc 22 is rotatably connected with the shell 11 through a rotating shaft. The linkage 24 may be driven by the turntable 22. When the rotary disc 22 rotates, the pin plate 23 can be driven to move telescopically through the connecting rod 24. The rotating handle 25 is intended to be held by a user to control the rotation of the turntable 22. The user can pull up the rotating handle 25 while the telescopic shaft 251 is extended, and then hold the rotating handle 25. After use, the rotating handle 25 is put down, and the telescopic shaft 251 is retracted, so that folding is realized.
In order to fix the rotating handle 25 conveniently, the upper surface of the element shell 21 is provided with two crossed clamping grooves 211 matched with the rotating handle 25; the rotating handle 25 is a straight plate structure matched with the straight clamping groove 211. The bottom wall of the linear clamping groove 211 and the lower surface of the rotating handle 25 are provided with magnetic sheets 252 which are mutually attracted. The upper surface of the rotating handle 25 has a finger groove 253 formed concavely; the inner wall of the finger groove 253 is provided with anti-slip lines. The two linear slots 211 form a cross-shaped slot. When the rotary disc 22 rotates until the pin plate 23 extends into the lock sleeve 15, the rotary handle 25 is located at the first position, the rotary handle 25 can be embedded into one linear clamping groove 211 when being folded, and when the rotary disc 22 rotates until the pin plate 23 leaves the lock sleeve 15, the rotary handle 25 is located at the second position, and the rotary handle 25 can be embedded into the other linear clamping groove 211 when being folded. And the rotary handle 25 can be fixed in the linear clamping groove 211 through the magnetic chip, so that the structure is stable and the disassembly is convenient. The finger groove 253 can be held by a user to control the rotation of the handle 25, and is convenient to operate.
Referring to fig. 1 and 3, in order to facilitate the installation of the housing 11, a supporting member 14 is installed on the housing 11; the supporting member 14 includes two symmetrically disposed supporting plates 141, a cross bar 142 fixedly connecting the two supporting plates 141, an inserting plate 143 fixed on the supporting plate 141 and perpendicular to the supporting plate 141, and a mounting plate 144 fixed at one end of the inserting plate 143 and parallel to the supporting plate 141. The bracing plate 141 is closely attached to the bottom wall of the housing 11 and is fixedly connected to the housing 11 by a fixing bolt.
Wherein, the bracing plate 141, the cross bar 142, the inserting plate 143 and the mounting plate 144 are integrally formed. The length of the stay plate 141 is larger than the thickness of the casing 11, the waterproof ring 13 and the display 12, and can provide support for the display 12, and the stay plate 141 is firmly mounted on the casing 11 by fixing bolts. The cross bar 142 can be used to stably connect the two supporting plates 141, the inserting plate 143 can be used to stably connect the supporting plates 141 and the mounting plate 144, and the mounting plate 144 is provided with mounting holes, so that a user can fix the housing 11 on an external supporting structure through the mounting plate 144 and the mounting holes.
In order to improve the structural stability between the insertion plate 143 and the housing 11, the side wall of the housing 11 has a guide groove 16 for receiving the insertion plate 143; the inserting plate 143 is in sliding connection with the guide groove 16; the insert plate 143 abuts against the side wall of the housing 11. When the insertion plate 143 is installed, the insertion plate 143 can be slidably inserted into the guide groove 16 from one end of the guide groove 16, and a shoulder through which the side wall of the guide groove 16 passes is formed at the connection position of the installation plate 144 and the insertion plate 143. So that the supporting member 14 can be fixed by the fixing bolt and the guide groove 16 and can be easily disassembled.
A plurality of radiating fins 112 with strip-shaped structures are arranged on the side wall of the shell 11; the plurality of fins 112 are spaced apart in parallel. Four heat radiation fins 112 are provided, and two heat radiation fins 112 are provided on both sides of the element case 21, respectively. The heat sink 112 may be fixed to the housing 11 by welding, which may provide effective heat dissipation for the housing 11.
The pin plate 23 is provided with a limiting plate 231 formed by a protrusion; a spacer 232 is fixed to one side of the position limiting plate 231. When the pin plate 23 is extended and the end is fitted into the lock sleeve 15, the stopper plate 231 contacts the inner side wall of the element case 21 through the spacer 232.
According to the waterproof shell of the outdoor LED display screen, the finger groove 253 can be held by a user to control the rotating handle 25, the user can pull up the rotating handle 25, the telescopic shaft 251 extends at the moment, then the rotating handle 25 is held, the user holds the rotating handle 25 to control the rotation of the rotating disc 22, when the rotating disc 22 rotates until the pin plate 23 extends into the lock sleeve 15, the rotating handle 25 is located at the first position, the rotating handle 25 can be embedded into one linear clamping groove 211 when being folded, when the rotating disc 22 rotates until the pin plate 23 leaves the lock sleeve 15, the rotating handle 25 is located at the second position, and the rotating handle 25 can be embedded into the other linear clamping groove 211 when being folded. When the pin plate 23 enters the locking groove 151, the pin plate can slide along the top wall of the locking groove 151, so that the height of the end part of the pin plate 23 can be reduced along the top wall of the locking groove 151, a sealing ring can be pressed down, and the sealing effect is improved. After use, the rotating handle 25 is put down, and the telescopic shaft 251 is retracted, so that folding is realized.
In summary, according to the waterproof housing of the outdoor LED display screen of the present invention, the housing 11 sealed by the waterproof ring 13 is provided, the housing 11 is provided with the component mounting opening for mounting the electronic component, the outer side of the mounting opening is covered with the component housing 21, the component housing 21 is provided with the pin plate 23, the housing 11 is provided with the locking groove 151 with an inclined top wall for accommodating the end portion of the pin plate 23, the pin plate 23 is driven by a driving mechanism to extend and retract, so that the locking and unlocking operations can be performed, and due to the inner wall of the inclined locking groove 151, when the pin plate 23 enters the locking groove 151, the component housing 21 can be pressed down, so that the component housing 21 is tightly attached to the housing 11, so as to improve the sealing effect, and the waterproof housing is convenient to detach and facilitate the subsequent maintenance.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a waterproof shell of outdoor LED display screen which characterized in that: the method comprises the following steps:
a display assembly (1) comprising a housing (11) for mounting a display screen (12) and a waterproof ring (13) sealing a gap between the housing (11) and the display screen (12);
an element protection assembly (2) comprising an element housing (21) fixed to a side wall of the housing (11) remote from the display screen (12); a component mounting port is formed on one side wall of the shell (11); the element shell (21) covers the element mounting opening, and a sealing ring is arranged between the element shell (21) and the side wall;
a plurality of telescopic pin plates (23) are arranged on the side wall of the element shell (21); a driving mechanism for driving the pin plate (23) to perform telescopic movement is arranged on the inner side of the element shell (21); a plurality of lock sleeves (15) which are positioned around the element shell (21) and respectively correspond to the pin plates (23) are arranged on the outer wall of the shell (11); the inside of the lock sleeve (15) has a lock groove (151) that receives the end of the pin plate (23).
2. The waterproof housing of an outdoor LED display screen of claim 1, wherein: the top wall of the inner side of the locking groove (151) is inclined;
and the upper end of the inclined direction is toward the element case (21) and the lower end of the inclined direction is away from the pin plate (23).
3. The waterproof housing of an outdoor LED display screen of claim 1, wherein: the drive mechanism comprises a turntable (22); the rotary table (22) is provided with a plurality of connecting rods (24) which respectively correspond to the pin plates (23);
one end of the connecting rod (24) is hinged on the rotating disc (22); the other end of the connecting rod (24) is hinged to one end of the pin plate (23);
the center of the turntable (22) is fixedly connected with a rotating handle (25) through a telescopic shaft (251); the rotating handle (25) is located outside the element case (21); the telescopic shaft (251) penetrates through the top wall of the element housing (21).
4. The waterproof housing of an outdoor LED display screen of claim 3, wherein: the upper surface of the element shell (21) is provided with two crossed clamping grooves (211) matched with the rotating handle (25);
the rotating handle (25) is of a straight-line-shaped plate structure matched with the straight-line-shaped clamping groove (211).
5. The waterproof housing of an outdoor LED display screen of claim 4, wherein: magnetic sheets which are mutually attracted are arranged on the bottom wall of the linear clamping groove (211) and the lower surface of the rotating handle (25).
6. The waterproof housing of an outdoor LED display screen of claim 3, wherein: the upper surface of the rotating handle (25) is provided with a finger groove (253) formed by depression;
the inner wall of the finger groove (253) is provided with anti-skid grains.
7. The waterproof housing of an outdoor LED display screen of claim 1, wherein: a support piece (14) is arranged on the shell (11);
the support (14) comprises:
two supporting plates (141) which are symmetrically arranged;
a cross bar (142) fixedly connecting the two bracing plates (141);
an insert plate (143) fixed on the support plate (141) and vertical to the support plate (141);
a mounting plate (144) fixed at one end of the insert plate (143) and parallel to the supporting plate (141);
the supporting plate (141) is tightly attached to the bottom wall of the shell (11) and fixedly connected with the shell (11) through a fixing bolt.
8. The waterproof case of an outdoor LED display screen of claim 7, wherein: the side wall of the shell (11) is provided with a guide groove (16) for accommodating the inserting plate (143);
the inserting plate (143) is in sliding connection with the guide groove (16); the insertion plate (143) is tightly attached to the side wall of the shell (11).
9. The waterproof housing of an outdoor LED display screen of claim 1, wherein: a plurality of radiating fins (112) with strip-shaped structures are arranged on the side wall of the shell (11);
the plurality of radiating fins (112) are distributed in parallel at intervals.
10. The waterproof housing of an outdoor LED display screen of claim 1, wherein: the pin plate (23) is provided with a limiting plate (231) formed by a protrusion;
and a gasket (232) is fixed on one side surface of the limiting plate (231).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110497635.7A CN113260205A (en) | 2021-05-08 | 2021-05-08 | Waterproof shell of outdoor LED display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110497635.7A CN113260205A (en) | 2021-05-08 | 2021-05-08 | Waterproof shell of outdoor LED display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113260205A true CN113260205A (en) | 2021-08-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110497635.7A Pending CN113260205A (en) | 2021-05-08 | 2021-05-08 | Waterproof shell of outdoor LED display screen |
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| CN (1) | CN113260205A (en) |
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| CN209765959U (en) * | 2019-06-03 | 2019-12-10 | 深圳红点视效技术有限公司 | Buckle connecting device for power box of LED display screen |
| CN110310582A (en) * | 2019-08-01 | 2019-10-08 | 安德鑫 | A kind of foldable LED display screen |
| CN210896305U (en) * | 2019-12-13 | 2020-06-30 | 杭州吉时语科技有限公司 | Protection type outdoor display screen |
| CN212005091U (en) * | 2020-04-13 | 2020-11-24 | 湖南金力钢广告传播有限公司 | Multimedia integrated display device convenient to fix |
| CN212230032U (en) * | 2020-05-08 | 2020-12-25 | 深圳市高美福商显科技有限公司 | Embedded advertisement screen of passenger train |
| CN212722986U (en) * | 2020-07-13 | 2021-03-16 | 大连丰和日丽电气有限公司 | Charged display device |
| CN212951652U (en) * | 2020-07-27 | 2021-04-13 | 武汉雅都包装印刷有限公司 | Packaging paper box structure for gift |
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Application publication date: 20210813 |
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