CN211880817U - Dustproof structure for power box of LED display screen - Google Patents
Dustproof structure for power box of LED display screen Download PDFInfo
- Publication number
- CN211880817U CN211880817U CN202020538817.5U CN202020538817U CN211880817U CN 211880817 U CN211880817 U CN 211880817U CN 202020538817 U CN202020538817 U CN 202020538817U CN 211880817 U CN211880817 U CN 211880817U
- Authority
- CN
- China
- Prior art keywords
- sealing surface
- side end
- power
- box body
- sleeve
- 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.)
- Active
Links
Images
Landscapes
- Casings For Electric Apparatus (AREA)
Abstract
The utility model relates to a LED display screen, in particular to a dustproof structure for a power supply box of the LED display screen, which comprises a power supply box body and a box cover arranged on the power supply box body, wherein the box cover is hinged with the power supply box body, the box cover comprises a first side end, a second side end and a third side end, the first side end and the second side end are centrosymmetric and are in a step shape, the first side end and the second side end both comprise a first sealing surface and a second sealing surface, the power box comprises a box cover, a power box body, a first sealing surface, a second sealing surface, a third sealing surface, a fourth sealing surface and a power box body, wherein the first sealing surface, the second sealing surface, the third sealing surface and the fourth sealing surface are matched with an L-shaped opening of the power box body, a sealing concave block is arranged at the third side end and matched with a sealing convex block arranged on the power box body, a hinged compression rod is arranged at the bottom of the box cover close to the third side end, and the. The stepped box cover is matched with the L-shaped opening of the power supply box body and matched with the sealing concave block through the sealing convex block.
Description
Technical Field
The utility model relates to a LED display screen, more specifically say, it relates to a dustproof construction that is used for LED display screen power pack.
Background
The LED display screen is a flat panel display and is composed of small LED module panels, and the LED display screen has the advantages of low power consumption, long service life, environmental friendliness and the like, and is widely used.
The power supply is used as an internal part of the LED display screen, the power supply is vital in the use process of the LED display screen, the power supply box is required to protect the LED display screen in the use process of the power supply, the size of the selected power supply is different due to different sizes of the LED display screen, the traditional power supply box can only fix the power supply with a fixed size, the practicability is poor, the traditional structure fixes the power supply and the power supply box through fixing bolts, the installation is inconvenient, external dust enters the power supply box due to the fact that gaps at the joint of the traditional power supply box are too large, the power supply is not easy to clean, short circuit easily occurs, the service life of the power supply is shortened, and the practicability is low.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a dustproof construction for LED display screen power pack.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a dustproof construction for LED display screen power pack, includes the power pack body and arranges the lid on the power pack body in, the lid is articulated with the power pack body, characterized by: the box cover comprises a first side end, a second side end and a third side end, the first side end and the second side end are centrosymmetric and are in a step shape, the first side end and the second side end respectively comprise a first sealing surface, a second sealing surface, a third sealing surface and a fourth sealing surface, the first sealing surface, the second sealing surface, the third sealing surface and the fourth sealing surface are matched with an L-shaped opening of the power box body, a sealing concave block is arranged at the third side end and matched with a sealing convex block arranged on the power box body, a hinged compression rod is arranged at the bottom of the box cover close to the third side end, and the other end of the compression rod is hinged with the inner side wall of the power box body.
The utility model discloses further set up to: the bottom in the power box body is provided with two symmetrical first sleeves, a damping spring is arranged in each first sleeve, one end of each damping spring is connected with the bottom of the corresponding first sleeve, the other end of each damping spring is provided with a telescopic rod and connected with the telescopic rod, the upper end surface of the telescopic rod is provided with a supporting plate, the supporting plate and the inner side wall of the power box body slide relatively, the upper end surface of the supporting plate is provided with uniformly arranged arched reinforcing strips, one side wall of the power box body is provided with a T-shaped sliding groove, a pressing plate matched with the T-shaped sliding groove is arranged on the T-shaped sliding groove, the pressing plate slides relative to the T-shaped sliding groove, one end of the pressing plate is provided with a second sleeve, one end of the pressing plate is connected with the outer side wall of the second sleeve, a fastening spring is arranged in the second sleeve, one end of the fastening spring is connected with the bottom of the second sleeve, the other end of the fastening spring is provided with a compression plate, the compression plate slides relative to the inside of the second sleeve, and an adsorption disc is arranged at the bottom of the compression plate.
The utility model discloses further set up to: the T-shaped sliding groove is provided with a limiting pin, and the limiting pin penetrates through the inner side wall of the power box body and penetrates out of the T-shaped sliding groove.
Compare prior art's not enough point, the beneficial effects of the utility model are that:
the utility model provides a two technical problems, one is dustproof another is the fixed mounting problem of the power of being convenient for, the first side and the second side of lid all are the echelonment, and the side of echelonment includes first sealed face, the sealed face of second, the sealed face of third and fourth, four sealed faces coincide completely with power pack body L type opening part, play the sealed effect of better effect, it is internal to prevent that the dust from entering into the power pack, the sealed lug that sets up simultaneously at the third side thinks and the extrusion fit with the sealed concave block that sets up on the power pack body, play the sealed effect of opening part, make whole lid and the sealed effect preferred entering that can not lead to the dust of power pack body opening play dustproof effect, the effect that the compression pole that sets up simultaneously in the lid bottom played taut lid can not lead to the lid not hard up because of vibrations. The first sleeve that sets up bottom the power pack body, damping spring, the telescopic link, the backup pad and arrange a plurality of arches in the backup pad in and strengthen the strip, each part is mutually supported and is played the mounting platform of power together and play the shock attenuation effect, the T type spout that sets up simultaneously, press the shroud plate, the second sleeve, fastening spring, compression plate and adsorption disc, mutually support not only can adjust simultaneously the adsorption disc from top to bottom and can carry out the fixed power with the mounting platform cooperation, and can have more the size of power and adjust the pressure shroud plate height, and carry out the fixed pressure shroud plate through the spacer pin, prevent to press the shroud plate not hard up phenomenon to appear.
Drawings
Fig. 1 is a schematic view of a perspective view of an embodiment of the present invention;
fig. 2 is a schematic diagram of a cross-sectional view of an embodiment of the present invention;
fig. 3 is a schematic view of a partial cross-sectional view of an embodiment of the present invention;
fig. 4 is a schematic view of a partial cross-sectional view of an embodiment of the present invention;
fig. 5 is a schematic view of a partial cross-sectional view of an embodiment of the present invention.
Detailed Description
Embodiments of the present invention are further described with reference to fig. 1 to 5.
The utility model provides a dustproof construction for LED display screen power pack, includes power pack body 1 and the lid 12 of arranging on the power pack body 1 in, lid 12 is articulated with power pack body 1, characterized by: the box cover 12 comprises a first side end 127, a second side end 128 and a third side end 129, the first side end 127 and the second side end 128 are centrosymmetric and are in a step shape, the first side end 127 and the second side end 128 comprise a first sealing surface 121, a second sealing surface 122, a third sealing surface 123 and a fourth sealing surface 124, the first sealing surface 121, the second sealing surface 122, the third sealing surface 123 and the fourth sealing surface 124 are adapted to the L-shaped opening of the power box body 1, the third side end 129 is provided with a sealing concave block 125, the sealing concave block 125 is adapted to a sealing convex block 19 arranged on the power box body 1, the bottom of the box cover 12 close to the third side end 129 is provided with a hinged compression rod 13, and the other end of the compression rod 13 is hinged to the inner side wall of the power box body 1.
Firstly, the box cover 12 and the power box body 1 are hinged to be conveniently opened and closed, and the sealing performance of the opening of the box cover 12 and the opening of the power box is ensured. The first side end 127 and the second side end 128 of the box cover 12 are both in a step shape, the step-shaped side ends comprise a first sealing surface 121, a second sealing surface 122, a third sealing surface 123 and a fourth sealing surface 124, the four sealing surfaces are completely matched with the L-shaped opening of the power box body 1, the structure has a multi-time sealing effect, dust is effectively prevented from entering the power box body 1 from the first side end 127 and the second side end 128, when the box cover 12 is closed, the sealing convex block 19 arranged at the third side end 129 is matched with the sealing concave block 125 arranged on the power box body 1, the sealing effect of the opening is achieved, the sealing effect of the whole box cover 12 and the opening of the power box body 1 is better, dust cannot enter the whole box cover, the dust is prevented from entering the whole box cover 12, meanwhile, the compression rod 13 arranged at the bottom of the box cover 12 plays a stretching and compressing effect, the compression rod 13 plays a role of fastening the box cover 12 when being in a stretching state, and plays a role of automatically bouncing the box The cover 12 is more labor-saving and has a stable effect when the box cover 12 is opened.
The bottom in the power box body 1 is provided with two symmetrical first sleeves 2, a damping spring 3 is arranged in each first sleeve 2, one end of each damping spring 3 is connected with the bottom of the first sleeve 2, the other end of each damping spring is provided with a telescopic rod 4 and is connected with the telescopic rod 4, the upper end face of each telescopic rod 4 is provided with a support plate 5, the support plates 5 and the inner side wall of the power box body 1 slide relatively, the upper end face of each support plate 5 is provided with uniformly arranged arched reinforcing strips 6, one side wall of the power box body 1 is provided with a T-shaped sliding groove, each T-shaped sliding groove is provided with a pressing plate 7 matched with the T-shaped sliding groove, each pressing plate 7 and the T-shaped sliding groove slide relatively, one end of each pressing plate 7 is provided with a second sleeve 8, one end of each pressing plate 7 is connected with the outer side wall of the second sleeve 8, a fastening spring 9 is arranged in each second sleeve 8, one end of each fastening spring 9 is connected with the bottom of the, the bottom of the compression plate 10 is provided with an adsorption disc 11.
First set up the first sleeve 2 of two symmetries in 1 bottom of power pack body, and first sleeve 2 is fixed in 1 bottom of power pack body, set up damping spring 3 in first sleeve 2 simultaneously, telescopic link 4 and backup pad 5, 3 one ends of damping spring are fixed and the other end and 4 one end fixed connection of telescopic link in 1 bottom of power pack body, the 4 other ends of telescopic link and backup pad 5 fixed connection, make backup pad 5 reciprocate and damping spring 3 plays the effect of buffering through pressing down backup pad 5, and evenly set up arch enhancement strip 6 at backup pad 5 up end, arch enhancement strip 6 adopts the rubber material not only to utilize the elasticity of self but also the atress of arch structure reinforcing self, 6 terminal surfaces of arch enhancement strip are used for placing power 14. The side wall of the power supply box body 1 is provided with a T-shaped sliding groove, a pressing plate 7 is arranged in the T-shaped sliding groove, one end of the pressing plate 7 is arranged in the T-shaped sliding groove and slides up and down in the T-shaped sliding groove, the other end of the pressing plate 7 is provided with a second sleeve 8 fixedly connected, a fastening spring 9 is arranged in the second sleeve 8, one end of the fastening spring 9 is fixedly connected with the bottom of the second sleeve 8, the other end of the fastening spring is fixedly connected with a compression plate 10, the compression plate 10 slides up and down in the sleeve, an adsorption plate 11 is arranged on the lower end face of the compression plate 10, after a power supply 14 is arranged on the arched reinforcing strip 6, the adsorption plate 11 is aligned to the power supply 14 through the sliding pressing plate 7, when the adsorption plate 11 is in contact with the power supply 14 and adsorbs the power supply, the downward sliding pressing plate 7 is continued, at the moment, no matter whether the fastening spring 9 or the damping spring 3 is stressed and compressed, the power supply 14 is not only firmly fixed but also the damping spring 3 and the fastening spring 9, which are not compressed, have a damping effect when the power supply box body 1 is impacted. The structure is simple to fix, can fix power supplies 14 of different models, and simultaneously protects the power supplies 14 to play a role in shock absorption and buffering after being impacted.
The T-shaped sliding groove is provided with a limiting pin 15, and the limiting pin 15 penetrates through the inner side wall of the power box body 1 and penetrates out of the T-shaped sliding groove.
In order to ensure that the pressing plate 7 is separated from the power supply 14 by the elastic force of the fastening spring 9 and the damping spring 3, the fixing position of the pressing plate 7 is provided with the limiting pin 15, and the limiting pin 15 penetrates through the inner side wall of the power supply box body 1 and penetrates out of the T-shaped sliding groove, so that the pressing plate 7 fixed during the limiting pin 15 cannot be loosened due to the elastic force of the damping spring 3 and the fastening spring 9, and the power supply 14 is prevented from falling off.
The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and the skilled in the art can carry out the common changes and replacements within the technical solution of the present invention.
Claims (3)
1. The utility model provides a dustproof construction for LED display screen power pack, includes the power pack body and arranges the lid on the power pack body in, the lid is articulated with the power pack body, characterized by: the box cover comprises a first side end, a second side end and a third side end, the first side end and the second side end are centrosymmetric and are in a step shape, the first side end and the second side end respectively comprise a first sealing surface, a second sealing surface, a third sealing surface and a fourth sealing surface, the first sealing surface, the second sealing surface, the third sealing surface and the fourth sealing surface are matched with an L-shaped opening of the power box body, a sealing concave block is arranged at the third side end and matched with a sealing convex block arranged on the power box body, a hinged compression rod is arranged at the bottom of the box cover close to the third side end, and the other end of the compression rod is hinged with the inner side wall of the power box body.
2. The dustproof structure for the power supply box of the LED display screen as claimed in claim 1, wherein: the bottom in the power box body is provided with two symmetrical first sleeves, a damping spring is arranged in each first sleeve, one end of each damping spring is connected with the bottom of the corresponding first sleeve, the other end of each damping spring is provided with a telescopic rod and connected with the telescopic rod, the upper end surface of the telescopic rod is provided with a supporting plate, the supporting plate and the inner side wall of the power box body slide relatively, the upper end surface of the supporting plate is provided with uniformly arranged arched reinforcing strips, one side wall of the power box body is provided with a T-shaped sliding groove, a pressing plate matched with the T-shaped sliding groove is arranged on the T-shaped sliding groove, the pressing plate slides relative to the T-shaped sliding groove, one end of the pressing plate is provided with a second sleeve, one end of the pressing plate is connected with the outer side wall of the second sleeve, a fastening spring is arranged in the second sleeve, one end of the fastening spring is connected with the bottom of the second sleeve, the other end of the fastening spring is provided with a compression plate, the compression plate slides relative to the inside of the second sleeve, and an adsorption disc is arranged at the bottom of the compression plate.
3. The dustproof structure for the power supply box of the LED display screen as claimed in claim 2, wherein: the T-shaped sliding groove is provided with a limiting pin, and the limiting pin penetrates through the inner side wall of the power box body and penetrates out of the T-shaped sliding groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020538817.5U CN211880817U (en) | 2020-04-14 | 2020-04-14 | Dustproof structure for power box of LED display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020538817.5U CN211880817U (en) | 2020-04-14 | 2020-04-14 | Dustproof structure for power box of LED display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211880817U true CN211880817U (en) | 2020-11-06 |
Family
ID=73249908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020538817.5U Active CN211880817U (en) | 2020-04-14 | 2020-04-14 | Dustproof structure for power box of LED display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211880817U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112996292A (en) * | 2021-02-05 | 2021-06-18 | 广州市赫翼家具有限公司 | LED display screen power supply box |
-
2020
- 2020-04-14 CN CN202020538817.5U patent/CN211880817U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112996292A (en) * | 2021-02-05 | 2021-06-18 | 广州市赫翼家具有限公司 | LED display screen power supply box |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211880817U (en) | Dustproof structure for power box of LED display screen | |
| CN210467131U (en) | Waterproof LED display screen convenient to install | |
| CN109980146B (en) | On-vehicle lithium cell installation device convenient to operation | |
| CN208337819U (en) | The music teaching microphone being convenient to clean | |
| CN101887950A (en) | Electronic device | |
| CN214278856U (en) | Adjustable multifunctional heat dissipation anti-seismic mechanism for computer | |
| CN211127249U (en) | Power supply device for outdoor emergency communication | |
| CN213401295U (en) | Assembled lithium battery protection board | |
| CN209400835U (en) | A kind of stable irrigation crystal device against pressure | |
| CN210136593U (en) | English class electronic teaching auxiliary device | |
| CN208922209U (en) | A kind of laptop external connection keyboard support frame | |
| CN208858921U (en) | A kind of water proof and dust proof silica column sealing structure | |
| CN207985570U (en) | A kind of Novel cell-phone packing box | |
| CN207882418U (en) | The electrical contact cleaning mechanism of toy battery detection equipment | |
| CN214901571U (en) | Superconducting quantum communication device | |
| CN206649160U (en) | A kind of hand-held GPS locator | |
| CN210007180U (en) | antistatic voltage stabilizing box | |
| CN220823421U (en) | Remote control network power amplifier | |
| CN212906909U (en) | Fixing structure of visible liquid crystal screen under sunlight | |
| CN217037340U (en) | Device based on 2.4G wireless transmission | |
| CN113309941B (en) | Effectual LED display screen controller combats earthquake | |
| CN217085472U (en) | Cell-phone backlight with adjustable intelligence | |
| CN210926471U (en) | Portable socket based on automatic terminal secondary air switch | |
| CN213691299U (en) | Display module with shockproof structure | |
| CN220338590U (en) | Shell assembly convenient to disassemble and overhaul |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |