LED front maintenance bottom shell and LED front maintenance kit

Abstract

The utility model provides an LED front maintenance bottom shell and an LED front maintenance suite, the LED front maintenance suite comprises a bottom shell body, a PCB and a mask, the front surface of the bottom shell body is integrally formed with an insertion column and a reinforcing rib; reinforcing ribs are arranged on the bottom shell body, the inserting columns are located on the reinforcing ribs, the inserting columns and the reinforcing ribs are integrally formed, the PCB and the face cover are detachably connected to the bottom shell body, when the PCB and the face cover are installed on the bottom shell body, the inserting columns abut against the PCB, the face cover abuts against the PCB, and first shading ribs are further integrally formed on the back face of the bottom shell body. The LED lamp has the advantages of being good in heat dissipation performance and high in structural strength.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of LED display screen especially relates to a LED front maintenance bottom shell and LED front maintenance kit. BACKGROUND

[0002] The LED display screen adopts the splicing display technology, that is, a plurality of LED modules or screen units are combined into a large display screen through a specific connection mode to achieve the effect of displaying a larger picture or higher resolution, wherein the front maintenance kit plays an important role in the installation, adjustment, maintenance and replacement of the modules.

[0003] At present, the technical personnel has developed the related LED front maintenance kit, for example, the utility model involved in a higher safety front maintenance LED display screen unit of CN208110963U is disclosed in the authorized publication number

[0004] The utility model relates to a higher safety front maintenance LED display screen unit, including kit bottom shell and PCB line route board through screw installation on kit bottom shell, at least one piece of iron sheet is fixed on the inner wall of kit bottom shell, the iron sheet is installed in the square clamping of kit bottom shell, thereby through the pressing of the patch to the square clamping, the square clamping can limit the iron sheet, and the LED display screen unit can be pulled out easily through the big magnetic force maintenance handle.

[0005] However, the heat dissipation effect of the PCB board placed on the kit bottom shell is poor by using the LED front maintenance kit in the prior art, especially in the outdoor environment with high temperature, which affects the LED display performance. UTILITY MODEL CONTENT

[0006] In order to improve the poor heat dissipation effect and the phenomenon of affecting the LED display performance, the utility model provides a LED front maintenance bottom shell and LED front maintenance kit with good heat dissipation performance and high structural strength.

[0007] The utility model aims at providing a LED front maintenance kit, adopting the following technical scheme: a LED front maintenance kit, including bottom shell body, PCB board and face shield, the front of bottom shell body is integrally formed with inserting column, reinforcing rib;

[0008] The inserting column is located on the reinforcing rib, the inserting column is integrally formed with the reinforcing rib, the PCB board and the face shield can be connected to the bottom shell body, when the PCB board and the face shield are installed on the bottom shell body, the inserting column abuts against the PCB board, the face shield abuts against the PCB board, and the back of the bottom shell body is also integrally formed with the first light shielding rib.

[0009] According to the technical scheme, when heat is dissipated, part of the heat is transferred to the mask for heat dissipation. The heat on the PCB is transferred to the column, and then transferred to the reinforcing ribs through the column. The reinforcing ribs form a heat conduction path, and the heat is transferred through the air between the reinforcing ribs and the bottom shell body, thereby helping to accelerate the diffusion of heat and avoiding local overheating. The reinforcing ribs are integrally formed with the bottom shell body and the column, reducing the heat transfer path between different components, further facilitating the transfer of heat on the reinforcing ribs to the bottom shell body, and finally dissipating heat through the bottom shell body. When the heat is transferred to the bottom shell body, the heat can be dissipated more quickly through the heat dissipation surface provided by the first light shielding rib, preventing the LED display performance from being affected.

[0010] Preferably, the bottom shell body is made of a PC+GF15% material.

[0011] According to the technical scheme, PC+GF15% has high mechanical strength, impact resistance and better wear resistance, thereby ensuring the stability and durability of the bottom shell body during transportation, installation and use. PC+GF15% material has good thermal stability, which is beneficial to resist high temperature environment. In addition, the anti-ultraviolet properties of PC+GF15% material can prevent the bottom shell body from fading, aging or embrittlement due to ultraviolet radiation. In addition, the bottom shell body can also be made of other composite materials of polycarbonate (PC) material and glass fiber (GF).

[0012] Preferably, the column includes a connecting portion and a plug-in portion, one end of the connecting portion is connected with the bottom shell body, and the connecting portion away from the bottom shell body is connected with the plug-in portion. The connecting portion and the plug-in portion form a stepped shape. The PCB is provided with a first insertion hole, and the first insertion hole penetrates the PCB. The first insertion hole is in plug-in cooperation with the plug-in portion. The mask is provided with a second insertion hole, and the second insertion hole penetrates the mask. The second insertion hole is in plug-in cooperation with the plug-in portion.

[0013] According to the technical scheme, when installing, the PCB is aligned with the bottom shell body, and the plurality of first insertion holes are in one-to-one plug-in cooperation with the plug-in ends of the plurality of columns, thereby facilitating the installation of the PCB on the bottom shell body. Then, the plurality of second insertion holes are in one-to-one plug-in cooperation with the plug-in ends of the plurality of columns, thereby facilitating the installation of the mask on the bottom shell body.

[0014] Preferably, the bottom shell body is further provided with a screw, and the plug-in portion away from the one end of the connecting portion is in threaded cooperation with the screw.

[0015] Through the technical scheme, during installation, the PCB board is aligned with the bottom shell body, a plurality of first insertion holes are inserted and matched with the insertion ends of the plurality of insertion columns one by one, so that the PCB board is installed on the bottom shell body, then a plurality of second insertion holes are inserted and matched with the insertion ends of the plurality of insertion columns one by one, so that the mask is installed on the bottom shell body, finally, the screws are inserted into the insertion portions, so that the PCB board and the mask can be fixed.

[0016] Preferably, the reinforcing ribs are arranged in a plurality of rows, and the reinforcing ribs in the plurality of rows are distributed in a longitudinal and transverse interlaced and oblique cross manner.

[0017] Through the technical scheme, the arrangement of the reinforcing ribs is beneficial to enhancing the overall structure of the bottom shell body.

[0018] Preferably, the back surface of the bottom shell body is provided with a reinforcing strip.

[0019] Through the technical scheme, the reinforcing strip further enhances the mechanical strength of the bottom shell body.

[0020] Preferably, a handle is further arranged on the reinforcing strip, and the handle is detachably connected to the reinforcing strip through bolts.

[0021] Through the technical scheme, the handle is convenient for lifting, installation, dismounting and maintenance, reduces operation risks, and increases comfort and safety.

[0022] Preferably, light absorption gaps are formed between two adjacent first light shielding ribs.

[0023] Through the technical scheme, the light absorption gaps are beneficial to reducing the interference of external light on the display effect of the LED lamp and improving the overall display quality.

[0024] Preferably, a second light shielding rib is arranged on the mask.

[0025] Through the technical scheme, the second light shielding rib is beneficial to reducing light scattering and improving display contrast. The shape of the second light shielding rib increases the surface area of the mask, so that the mask is also beneficial to heat dissipation.

[0026] The utility model discloses a LED front maintenance bottom shell adopts the following technical scheme: a LED front maintenance bottom shell, including bottom shell body, the front surface of bottom shell body is integrally formed with insertion column, reinforcing rib, the reinforcing rib is in longitudinal and transverse interlaced and oblique cross distribution, the back surface of bottom shell body still integrally formed with first light shielding rib, reinforcing strip.

[0027] Through the technical scheme, the LED front maintenance bottom shell has good structural strength, and has good heat dissipation effect.

[0028] Compared with the prior art, the utility model has the beneficial effects that:

[0029] 1, when installing, through aligning the PCB board with the bottom shell body, make the first jack plug in cooperation with the plug end of the plug post, thereby installing the PCB board on the bottom shell body, then make the second jack plug in cooperation with the plug end of the plug post, thereby installing the mask on the bottom shell body, finally through the screw into the plug part, can fix the PCB board, the mask;

[0030] 2, when radiating, part of heat is transmitted to the mask, and the shape of the second light shielding rib increases the surface area of the mask, thereby helping to radiate heat;

[0031] 3, the heat on the PCB board is transmitted to the plug post, is transmitted to the reinforcing rib through the plug post, the distribution of the reinforcing rib forms multiple heat conduction paths, and is transmitted through the air between the reinforcing rib and the bottom shell body, thereby helping to accelerate the diffusion of heat, avoiding local overheating, and the reinforcing rib is integrally formed with the bottom shell body and the plug post, reducing the heat transmission path between different components, further facilitating the transmission of heat on the reinforcing rib to the bottom shell body, finally radiating through the bottom shell body, when the heat is transmitted to the bottom shell body, through the heat dissipation surface provided by the first light shielding rib, can radiate more quickly, prevent affecting the LED display performance. BRIEF DESCRIPTION OF DRAWINGS

[0032] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description, and obviously, the drawings in the following description are some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0033] Figure 1 It is the overall structure schematic diagram of the embodiment of the utility model.

[0034] Figure 2 It is the relationship schematic diagram of the PCB board, the mask and the bottom shell of the embodiment of the utility model.

[0035] Figure 3 It is the overall structure explosion drawing of the embodiment of the utility model.

[0036] Figure 4 It is Figure 3 The enlarged view of A in

[0037] Figure 5 It is Figure 3 The enlarged view of B in

[0038] Wherein, the part mark description is: 1, bottom shell body; 2, PCB board; 3, face shield; 4, plug post; 41, connecting part; 42, plug-in part; 5, reinforcing rib; 6, first light shielding rib; 7, first jack; 8, second jack; 9, reinforcing strip; 10, handle; 11, light absorption gap; 12, second light shielding rib. DETAILED DESCRIPTION

[0039] The utility model discloses an embodiment of the utility model will be described below with reference to the drawings of the utility model embodiment Figures 1 to 5 , the technical scheme in the utility model embodiment of the utility model is clearly and completely described, obviously, the embodiment described is a part of the embodiment of the utility model, instead of all the embodiment. Based on the embodiment in the utility model, all other embodiments obtained by the person skilled in the art without making the creative labor are within the protection scope of the utility model.

[0040] A kind of LED front maintenance kit, refer to Figure 1 With Figure 2 , including bottom shell body 1, PCB board 2 and face shield 3. Bottom shell body 1 is rectangular plate, one side of bottom shell body 1 is front, the other side is back, in the embodiment, bottom shell body 1 is made of PC+GF15% material bottom shell body 1, PC+GF15% has higher mechanical strength, impact resistance and better wear resistance, to ensure the stability and durability of bottom shell body 1 during transportation, installation and use, and PC+GF15% material has good thermal stability, is conducive to resisting high temperature environment, in addition, the anti-ultraviolet properties of PC+GF15% material can prevent bottom shell body 1 from fading, aging or embrittlement due to ultraviolet radiation. In addition, bottom shell body 1 can also be made of other composite materials of polycarbonate (PC) material and glass fiber (GF).

[0041] Refer to Figure 3 With Figure 4 , bottom shell body 1 is provided with plug post 4, plug post 4 is provided with several, plug post 4 and bottom shell body 1 are also integrally formed. Plug post 4 includes connecting part 41 and plug-in part 42, connecting part 41 is cylindrical, connecting part 41 is along the thickness square distribution of bottom shell body 1, one end of connecting part 41 is connected with bottom shell body 1, plug-in part 42 is also cylindrical and along the thickness square distribution of bottom shell body 1, the connecting part 41 of one end of bottom shell body 1 is connected with the one end of plug-in part 42, and the diameter of plug-in part 42 is less than the diameter of connecting part 41, plug-in part 42 and connecting part 41 are on the same center axis, so that connecting part 41 and plug-in part 42 form a ladder shape.

[0042] Refer to Figure 3 With Figure 4, PCB board 2 is used for installing and controlling LED lamp, PCB board 2 corresponds to the rectangular shape of bottom shell body 1, and PCB board 2 is distributed along the length square of bottom shell body 1. PCB board 2 is provided with first insertion hole 7 corresponding to insertion column 4, first insertion hole 7 is circular, first insertion hole 7 penetrates the inner and outer surfaces of PCB board 2, first insertion hole 7 is inserted and matched with insertion part 42, when first insertion hole 7 and insertion part 42 are inserted and matched with each other, insertion part 42 passes through PCB board 2, and connecting part 41 limits PCB board 2. A plurality of first insertion holes 7 are provided corresponding to the number of insertion columns 4, and the plurality of first insertion holes 7 are inserted and matched one by one with the insertion ends of the plurality of insertion columns 4, so as to install PCB board 2 on bottom shell body 1.

[0043] Referring to Figure 4 With Figure 5 , the mask 3 is square, the mask 3 is away from the bottom shell body 1, and the mask 3 is inserted and matched with the part of the bottom shell body 1 passing through the driving plate, when the LED lamp is installed on the PCB board 2, the mask 3 is beneficial to protect the LED lamp. The second insertion hole 8 is also provided on the mask 3, the second insertion hole 8 is also circular, the second insertion hole 8 penetrates the inner and outer surfaces of the mask 3, the second insertion hole 8 is inserted and matched with the insertion part 42, when the first insertion hole 7 and the insertion part 42 are inserted and matched with each other, the insertion part 42 passes through the PCB board 2, and the connecting part 41 limits the PCB board 2, and the insertion part 42 passing through the PCB board 2 is inserted and matched with the panel. The second insertion hole 8 is also provided with a plurality of second insertion holes 8 corresponding to the insertion column 4, and the plurality of second insertion holes 8 are inserted and matched one by one with the insertion ends of the plurality of insertion columns 4, so as to install the mask 3 on the bottom shell body 1.

[0044] Referring to Figure 3 With Figure 4 , the bottom shell body 1 is also provided with a screw, the insertion part 42 away from the connecting part 41 is threadedly matched with the screw, and the screw is provided with a plurality of screws corresponding to the number of insertion columns 4, when the PCB board 2 and the mask 3 are installed on the bottom shell body 1, the PCB board 2 and the mask 3 can be fixed by inserting the screw into the insertion part 42.

[0045] When installing, the PCB board 2 is aligned with the bottom shell body 1, so that the plurality of first insertion holes 7 are inserted and matched one by one with the insertion ends of the plurality of insertion columns 4, so as to install the PCB board 2 on the bottom shell body 1, then the plurality of second insertion holes 8 are inserted and matched one by one with the insertion ends of the plurality of insertion columns 4, so as to install the mask 3 on the bottom shell body 1, finally the PCB board 2 and the mask 3 can be fixed by inserting the screw into the insertion part 42.

[0046] Referring to Figure 3 With Figure 4The front surface of the bottom shell body 1 is provided with reinforcing ribs 5, the reinforcing ribs 5 are integrally formed with the bottom shell body 1, the reinforcing ribs 5 are provided with a plurality of strips, the plurality of reinforcing ribs 5 are distributed in a longitudinal and transverse staggered and oblique cross manner, and the reinforcing ribs 5 are beneficial to enhancing the overall structure of the bottom shell body 1. The insertion column 4 is located on the reinforcing ribs 5, and the insertion column 4 is also integrally formed with the reinforcing ribs 5. When the PCB board 2 is installed on the bottom shell body 1, the heat on the PCB board 2 is transmitted to the insertion column 4, and then transmitted to the reinforcing ribs 5 through the insertion column 4. The distribution of the reinforcing ribs 5 forms a plurality of heat conduction paths, and the heat is transmitted through the air between the reinforcing ribs 5 and the bottom shell body 1, thereby helping to accelerate the diffusion of heat and avoid local overheating. Moreover, the reinforcing ribs 5 are integrally formed with the bottom shell body 1 and the insertion column 4, which further facilitates the transmission of heat on the reinforcing ribs 5 to the bottom shell body 1, and finally the heat is dissipated through the bottom shell body 1.

[0047] Referring to Figure 1 The back surface of the bottom shell body 1 is provided with reinforcing strips 9, which further enhance the mechanical strength of the bottom shell body 1. The back surface of the bottom shell body 1 is also provided with a plurality of first light shielding ribs 6, which are integrally formed with the bottom plate. The cross section of the first light shielding rib 6 is in the shape of an isosceles triangle, and the top angle of the first light shielding rib 6 faces outward. The shape of the first light shielding rib 6 is beneficial to increasing the surface area of the back surface of the bottom shell body 1. When heat is transmitted to the bottom shell body 1, the heat dissipation surface provided by the first light shielding rib 6 can dissipate heat more quickly. Adjacent two first light shielding ribs 6 form a light absorption gap 11, which is beneficial to reducing the interference of external light on the display effect of the LED lamp and improving the overall display quality.

[0048] In addition, referring to Figure 5 The face shield 3 is provided with a second light shielding rib 12, which is consistent with the structure of the first light shielding rib 6. The second light shielding rib 12 is beneficial to reducing light scattering and improving display contrast. Similarly, the shape of the second light shielding rib 12 increases the surface area of the face shield 3, thereby also being beneficial to heat dissipation through the face shield 3.

[0049] When dissipating heat, the heat on the PCB board 2 is transmitted to the insertion column 4, and then transmitted to the reinforcing ribs 5 through the insertion column 4. The distribution of the reinforcing ribs 5 forms a plurality of heat conduction paths, and the heat is transmitted through the air between the reinforcing ribs 5 and the bottom shell body 1, thereby helping to accelerate the diffusion of heat and avoid local overheating. Moreover, the reinforcing ribs 5 are integrally formed with the bottom shell body 1 and the insertion column 4, which further facilitates the transmission of heat on the reinforcing ribs 5 to the bottom shell body 1, and finally the heat is dissipated through the bottom shell body 1. When heat is transmitted to the bottom shell body 1, the heat dissipation surface provided by the first light shielding rib 6 can dissipate heat more quickly, preventing the influence on the display performance of the LED.

[0050] In addition, referring to Figure 1The reinforcing strip 9 is further provided with a handle 10, which is detachably connected to the reinforcing strip 9 through bolts, so that the handle 10 is convenient for lifting installation, disassembly and maintenance, reduces operation risk, and increases comfort and safety.

[0051] The implementation principle of the present application is as follows: during installation, the PCB board 2 is aligned with the bottom shell body 1, a plurality of first insertion holes 7 are one-to-one correspondingly inserted into the insertion ends of the plurality of insertion columns 4, so that the PCB board 2 is installed on the bottom shell body 1, then a plurality of second insertion holes 8 are one-to-one correspondingly inserted into the insertion ends of the plurality of insertion columns 4, so that the face cover 3 is installed on the bottom shell body 1, finally the screws are inserted into the insertion portions 42, so that the PCB board 2 and the face cover 3 are fixed.

[0052] During heat dissipation, part of the heat is transferred to the face cover 3, and the shape of the second light shielding rib 12 increases the surface area of the face cover 3, thereby helping heat dissipation. The heat on the PCB board 2 is transferred to the insertion column 4, and then to the reinforcing rib 5 through the insertion column 4. The distribution of the reinforcing rib 5 forms a plurality of heat conduction paths, and the heat is transferred through the air between the reinforcing rib 5 and the bottom shell body 1, thereby helping to accelerate the diffusion of heat and avoiding local overheating. The reinforcing rib 5 is integrally formed with the bottom shell body 1 and the insertion column 4, which reduces the heat transfer path between different components, further facilitates the transfer of heat on the reinforcing rib 5 to the bottom shell body 1, and finally the heat is dissipated through the bottom shell body 1. When the heat is transferred to the bottom shell body 1, the heat dissipation surface provided by the first light shielding rib 6 can dissipate heat more quickly, thereby preventing the LED display performance from being affected.

[0053] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any skilled person in the art can easily think of various equivalent modifications or replacements within the technical range disclosed by the present application, and these modifications or replacements should be covered within the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. An LED front maintenance kit comprising a bottom housing body (1), a PCB board (2) and a face shield (3), characterized in that: The front surface of the bottom shell body (1) is integrally formed with a plug column (4) and a reinforcing rib (5). The plug column (4) is located on the reinforcing rib (5) and is integrally formed with the reinforcing rib (5). The PCB board (2) and the face shield (3) can be detachably connected to the bottom shell body (1). When the PCB board (2) and the face shield (3) are installed on the bottom shell body (1), the plug column (4) abuts against the PCB board (2), and the face shield (3) abuts against the PCB board (2). The back surface of the bottom shell body (1) is also integrally formed with a first light shielding rib (6).

2. An LED front maintenance kit according to claim 1, characterized in that: The bottom shell body (1) is made of PC+GF15% material.

3. An LED front maintenance kit according to claim 1, characterized in that: The plug column (4) comprises a connecting portion (41) and a plug-in portion (42). One end of the connecting portion (41) is connected to the bottom shell body (1). The connecting portion (41) at the end away from the bottom shell body (1) is connected to the plug-in portion (42). The connecting portion (41) and the plug-in portion (42) form a stepped shape. The PCB board (2) is provided with a first insertion hole (7) penetrating the PCB board (2). The first insertion hole (7) is plug-in matched with the plug-in portion (42). The face shield (3) is provided with a second insertion hole (8) penetrating the face shield (3). The second insertion hole (8) is plug-in matched with the plug-in portion (42).

4. An LED front maintenance kit according to claim 3, characterized in that: The bottom shell body (1) is also provided with a screw. The plug-in portion (42) at the end away from the connecting portion (41) is threadedly matched with the screw.

5. The LED front maintenance kit of claim 1, wherein: The reinforcing rib (5) is provided with a plurality of reinforcing ribs (5) arranged in a longitudinal and transverse staggered and oblique cross distribution.

6. An LED front maintenance kit according to claim 1, characterized in that: The back surface of the bottom shell body (1) is provided with a reinforcing strip (9).

7. An LED front maintenance kit according to claim 6, characterized in that: The reinforcing strip (9) is also provided with a handle (10) which is detachably connected to the reinforcing strip (9) through a bolt.

8. The LED front maintenance kit of claim 1, wherein: Adjacent two first light shielding ribs (6) form a light absorbing gap (11).

9. The LED front maintenance kit of claim 1, wherein: The face shield (3) is provided with a second light shielding rib (12).

10. An LED front maintenance bezel characterized by: The bottom shell body (1) is integrally formed with a plug column (4) and a reinforcing rib (5) on the front surface. The reinforcing rib (5) is arranged in a longitudinal and transverse staggered and oblique cross distribution. The back surface of the bottom shell body (1) is also integrally formed with a first light shielding rib (6) and a reinforcing strip (9).

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