CN210039500U

CN210039500U - Module drain pan, LED display module assembly and LED display screen

Info

Publication number: CN210039500U
Application number: CN201921137405.4U
Authority: CN
Inventors: 刘垣贤; 杨贶; 赵平林
Original assignee: Shenzhen Zhouming Technology Co Ltd
Current assignee: Shenzhen Zhouming Technology Co Ltd
Priority date: 2019-07-18
Filing date: 2019-07-18
Publication date: 2020-02-07
Anticipated expiration: 2029-07-18
Also published as: WO2021008315A1

Abstract

The utility model discloses a module drain pan, LED display module and LED display screen belongs to LED display screen technical field, and this module drain pan includes the drain pan main part and the protruding a plurality of face guard posts of establishing in the drain pan main part, and each face guard post includes first cylinder, and the outside of first cylinder is equipped with an at least first bellying along its radial protruding. According to the technical scheme, the injection molding process of the module bottom shell can be effectively improved, the injection molding qualification rate of the module bottom shell is improved, and the manufacturing cost of the module bottom shell is reduced.

Description

Module drain pan, LED display module assembly and LED display screen

Technical Field

The utility model relates to a LED display screen technical field, in particular to module drain pan, LED display module assembly and LED display screen.

Background

Outdoor LED display screen module, generally have the face guard, the face guard is fixed on the module drain pan through the cooperation of the face guard post on the module drain pan and screw, because still be provided with module PCB board between module drain pan and the face guard, and module PCB board is last to have densely covered a plurality of lamp pearls, therefore, the top of face guard post can only alternate in the clearance between the lamp pearl. So, to apart from less module between lamp pearl and the lamp pearl, its face guard post wall thickness will be very thin, appears the starved phenomenon easily during moulding plastics, leads to injection moulding difficulty, product percent of pass low, and then seriously influences the manufacturing cost of module drain pan.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a module drain pan, LED display module assembly and LED display screen, aim at solving current face guard post wall thickness and lead to the technical problem of injection moulding difficulty thin excessively.

In order to solve the technical problem, the utility model provides a face guard post, the module drain pan includes drain pan main part and protruding the establishing a plurality of face guard posts in the drain pan main part, each the face guard post includes first cylinder, the outside of first cylinder is equipped with an at least first bellying along its radial protruding.

Optionally, four first protruding portions are disposed on the outer side of the first column, two first protruding portions are disposed on two sides of the first column, and the other two first protruding portions are disposed on the other two sides of the first column.

Optionally, the first boss is arcuate in cross-section.

Optionally, a cylindrical hole is recessed from the first cylinder.

Optionally, the face guard post still includes the second cylinder, the second cylinder certainly the module drain pan is protruding to be established and is formed, first cylinder certainly the second cylinder is protruding to be established and is formed.

Optionally, the cross section of the first cylinder and the cross section of the second cylinder are both circular, and the outer diameter of the second cylinder is at least 0.1 mm larger than the outer diameter of the first cylinder.

Optionally, at least one second protrusion is protruded from the outer side of the second column along the radial direction of the second column.

Furthermore, for solving the above technical problem, the utility model also provides a LED display module assembly, LED display module assembly includes: the module bottom shell comprises a bottom shell main body and a plurality of mask columns convexly arranged on the bottom shell main body, each mask column comprises a first column body, and at least one first bulge part is convexly arranged on the outer side of each first column body along the radial direction of the first column body; the circuit board is provided with a first side and a second side which are oppositely arranged, a plurality of mask column through holes which penetrate through the first side and the second side are formed in the circuit board, the mask column through holes correspond to the mask columns one to one, and the first column body penetrates through the corresponding mask column through holes and is exposed on the second side of the circuit board; the LED lamp beads are distributed and fixed on the second side of the circuit board in a matrix manner; the module face guard, the module face guard install in the second side of circuit board, be provided with a plurality of face guard post locating holes on the module face guard, a plurality of face guard resident locating hole with a plurality of face guard post first cylinder one-to-one for the realization the installation of module face guard is fixed.

Optionally, each first protruding portion of the first column is clamped between two adjacent LED lamp beads.

Furthermore, for solving the technical problem, the utility model also provides a LED display screen, the LED display screen includes a plurality of above-mentioned LED display module assemblies, and is a plurality of LED display module assemblies are matrix regular distribution.

The utility model provides a module drain pan, LED display module and LED display screen, its module drain pan include the drain pan main part and the protruding a plurality of face guard posts of establishing in the drain pan main part, and each face guard post includes first cylinder, and the outside of first cylinder is equipped with an at least first bellying along its radial protruding. So, establish a plurality of first bellyings through the outside arch of first cylinder for the appearance of face guard post is non-circular structure, and first bellyings all is located the clearance between adjacent lamp pearl, makes it utilize as far as possible through the clearance space between the lamp pearl, thickens the wall thickness of face guard post as far as possible, so that injection moulding. Therefore, according to the technical scheme, the injection molding process of the module bottom shell can be effectively improved, the injection molding qualification rate of the module bottom shell is improved, and the manufacturing cost of the module bottom shell is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic partial structure diagram of a preferred embodiment of the LED display module of the present invention.

Fig. 2 is a schematic structural diagram of a bottom case of the LED display module shown in fig. 1.

Fig. 3 is a schematic structural view of a mask post of the bottom housing of the module shown in fig. 2.

Fig. 4 is an enlarged schematic view of a part i of the LED display module shown in fig. 1.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is said to "snap" to another element, it can snap directly to the other element, or one or more intervening elements may be present therebetween. The terms "upper", "lower", "left", "right", "front", "rear", and the like as used herein are for illustrative purposes only.

As shown in fig. 1 to 4, the present embodiment provides an LED display screen, which includes a plurality of LED display modules 100, wherein the LED display modules 100 are regularly distributed in a matrix. The LED display module 100 includes a module bottom case 110, the module bottom case 110 includes a bottom case main body 111 and a plurality of mask pillars 112 protruding on the bottom case main body 111, each mask pillar 112 includes a first pillar 1121, and at least one first protrusion 11 is protruding from an outer side of the first pillar 1121 along a radial direction thereof.

In this embodiment, as shown in fig. 1 to 4, the LED display module 100 further includes a circuit board 120, a plurality of LED beads 130 and a module cover 140, the circuit board 120 has a first side and a second side that are disposed oppositely, a plurality of cover pillar through holes 121 that penetrate through the first side and the second side are formed on the circuit board 120, the plurality of cover pillar through holes 121 correspond to the plurality of cover pillars 112 one-to-one, and the first posts 1121 penetrate through the corresponding cover pillar through holes 121 and are exposed on the second side of the circuit board. The plurality of LED beads 130 are fixed to the second side of the circuit board 120 in a matrix distribution. The module cover is disposed on the second side of the circuit board 120, and a plurality of cover post positioning holes are disposed on the module cover, and the plurality of cover post positioning holes correspond to the first posts 1121 of the plurality of cover posts 112 one-to-one, so as to fix the module cover.

As shown in fig. 3, the first cylinder 1121 is circular in cross-section. The outer side of the first column 1121 is provided with four first protrusions 11, two first protrusions 11 are oppositely disposed on two sides of the first column 1121, and the other two first protrusions 11 are oppositely disposed on the other two sides of the first column 1121. The cross section of the first boss 11 preferably takes an arc shape. Because the plurality of mask column through holes 121 formed in the circuit board 120 are located between the four adjacent lamp beads, when the module bottom case 110 is installed on the first side of the circuit board 120, the first posts 1121 penetrate through the corresponding mask column through holes 121 and are exposed on the second side of the circuit board 120, at this time, each first protrusion 11 of the first posts 1121 is clamped between the two adjacent LED lamp beads 130, and the four first protrusions 11 can better utilize the gap space between the four adjacent lamp beads, which are located near the first posts 1121, up, down, left, right, and the like, as much as possible. Meanwhile, in order to make each of the mask pillars 112 have a certain supporting function on the circuit board 120, the mask pillars 112 further include second pillars 1122, the second pillars 1122 are formed by protruding from the bottom case 111 of the module, and the first pillars 1121 are formed by protruding from the second pillars 1122. The cross-section of the first cylinder 1121 and the cross-section of the second cylinder 1122 are both circular, and the diameter of the outer circumference of the second cylinder 1122 is at least 0.1 mm larger than the diameter of the outer circumference 1121 of the first cylinder. Thus, a receiving step is formed at the joint of the first post 1121 and the second post 1122, so that the first post 1121 plays a certain receiving role on the circuit board 120 when the first post 1121 passes through the corresponding mask post through hole 121 and is exposed to the second side of the circuit board 120. In addition, in order to make the overall shape of the whole mask column 112 more consistent and increase the overall strength of the second column 1122, the cross section of the second column 1122 is also circular, and at least one second protrusion 12 is protruded from the outer side of the second column 1122 along the radial direction thereof. A cylindrical hole 13 is concavely arranged on the first cylinder 12, and threads are preferably arranged on the inner side of the cylindrical hole 13 and can be matched with a screw structure to realize the mounting and fixing of the module mask. The module bottom case 111 and the plurality of mask posts 112 are integrally formed.

The embodiment of the utility model provides a module drain pan, LED display module and LED display screen, its module drain pan includes the drain pan main part and the protruding a plurality of face guard posts of establishing in the drain pan main part, and each face guard post includes first cylinder, and the outside of first cylinder is equipped with an at least first bellying along its radial protruding. So, establish a plurality of first bellyings through the outside arch of first cylinder for the appearance of face guard post is non-circular structure, and first bellyings all is located the clearance between adjacent lamp pearl, makes it utilize as far as possible through the clearance space between the lamp pearl, thickens the wall thickness of face guard post as far as possible, so that injection moulding. Therefore, according to the technical scheme, the injection molding process of the module bottom shell can be effectively improved, the injection molding qualification rate of the module bottom shell is improved, and the manufacturing cost of the module bottom shell is reduced.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims

1. The utility model provides a module drain pan, its characterized in that, the module drain pan includes the drain pan main part and the protruding a plurality of face guard posts that establish in the drain pan main part, each face guard post includes first cylinder, the outside of first cylinder is equipped with at least one first bellying along its radial protruding.

2. The module bottom case according to claim 1, wherein four first protrusions are disposed on the outer side of the first column, two first protrusions are disposed on two opposite sides of the first column, and the other two first protrusions are disposed on the other two opposite sides of the first column.

3. The modular bottom case of claim 1, wherein the first boss is arcuate in cross-section.

4. The modular bottom case of claim 1, wherein a cylindrical hole is recessed from the first post.

5. The module bottom case of claim 1, wherein the visor posts further comprise a second post that protrudes from the module bottom case, and wherein the first post protrudes from the second post.

6. The modular bottom case of claim 5, wherein the first post and the second post are circular in cross-section and the second post has a peripheral diameter that is at least 0.1 millimeters greater than the peripheral diameter of the first post.

7. The modular bottom case of claim 5, wherein the second post has at least one second protrusion protruding radially outward therefrom.

8. The utility model provides a LED display module assembly which characterized in that, LED display module assembly includes:

the module bottom shell comprises a bottom shell main body and a plurality of mask columns convexly arranged on the bottom shell main body, each mask column comprises a first column body, and at least one first bulge part is convexly arranged on the outer side of each first column body along the radial direction of the first column body;

the circuit board is provided with a first side and a second side which are oppositely arranged, a plurality of mask column through holes which penetrate through the first side and the second side are formed in the circuit board, the mask column through holes correspond to the mask columns one to one, and the first column body penetrates through the corresponding mask column through holes and is exposed on the second side of the circuit board;

the LED lamp beads are distributed and fixed on the second side of the circuit board in a matrix manner;

the module face guard, the module face guard install in the second side of circuit board, be provided with a plurality of face guard post locating holes on the module face guard, a plurality of face guard resident locating hole with a plurality of face guard post first cylinder one-to-one for the realization the installation of module face guard is fixed.

9. The LED display module of claim 8, wherein each first protrusion of the first column is sandwiched between two adjacent LED beads.

10. An LED display screen, characterized in that, the LED display screen includes a plurality of LED display modules according to any one of claims 8 or 9, and the plurality of LED display modules are regularly distributed in a matrix.