CN208156966U - A kind of LED display cabinet - Google Patents

Abstract

The utility model relates to display manufacture technology fields, disclose a kind of LED display cabinet, including installation frame, LED display module, multiple mounting posts are provided on installation frame and positioned at the side of backboard, mounting hole is offered on the upper surface of mounting post, the positioning column that one end is embedded in mounting hole is provided in mounting post, the first positioning hole being embedded in for positioning column far from mounting post one end is offered on backboard, the connector for being detachably connected on positioning column in mounting hole is provided in mounting post, positioning column is far from being provided with connecting column on one end of mounting post, the second location hole for connecting column insertion is offered on display screen.Positioning column is embedded in first positioning hole and second location hole, positioning column is aloowed to be compared accurate positioning to LED display module at this time；Positioning column is detachably connected in mounting hole using connector simultaneously, so that operator be facilitated to dismount positioning column, finally can be realized and eaily replace positioning column.

Description

A kind of LED display cabinet

Technical field

The utility model relates to display manufacture technology field, in particular to a kind of LED display cabinet.

Background technique

LED display screen is usually used in showing that various information, the existing LED display screens such as text, image, video are generally adopted It is combined with modular body structure, shows that cabinet interconnection is composed by multiple independent LED.

Currently, publication No. is CN106782105A, date of publication is that the Chinese patent on May 31st, 2017 discloses one kind LED shows that cabinet, including installation frame and LED display module, installation frame have front end face and rear end face, open on installation frame There is the installation through-hole of connection front end face and rear end face, LED display module includes display screen and the first positioned at display screen back The display screen of hand, LED display module is set on the front end face of installation frame, and first hand is embedded in installation through-hole In.

The intracorporal LED display module of this kind of LED display case includes display screen and first hand, the back of usual display screen Portion is equipped with one piece of backboard, and backboard is for connecting first hand, while backboard is also used for installation magnet and positioning column, thus logical It crosses backboard display screen is mounted on installation frame；Positioning column on its dorsulum is usually wholely set with backboard, so that When LED display module is when being installed on installation frame, reduce a possibility that positioning column falls off from backboard, it is final to may make The efficiency for assembling LED display cabinet can be relatively high；But since positioning column is when being embedded into positioning hole, positioning column often with A possibility that location hole inner wall collides, therefore positioning column is damaged in prolonged use is bigger, and positioning column exists After damage will run-off the straight, positioning column can not just play preferable positioning action at this time；Monolith backboard is just then needed replacing, To increase expense when maintenance.

Utility model content

The purpose of the utility model is to provide a kind of LED display cabinets, can eaily replace positioning column.

The above-mentioned technical purpose of the utility model technical scheme is that：A kind of LED display case Body, including installation frame, multiple LED display modules on installation frame, the LED display module includes display screen and back Plate on the installation frame and is located at the side of backboard and is provided with multiple mounting posts, offers on the upper surface of the mounting post Mounting hole is provided with the positioning column that one end is embedded in mounting hole in the mounting post, offers on the backboard for positioning column Far from the first positioning hole that mounting post one end is embedded in, it is provided in the mounting post for positioning column to be detachably connected on installation Connector in hole, the connector include that the link slot being provided in inner wall of the hole installing, one end are fixed in connection groove bottom wall Connecting spring, be fixed on connecting spring far from connection groove bottom wall one end on and side protrude from the connected ball of link slot, open It is located on positioning column outer wall and for the limiting slot of connected ball insertion, the positioning column is far from being provided with connection on one end of mounting post Column offers the second location hole for connecting column insertion on the display screen.

The utility model is further arranged to：The internal diameter of the second location hole is less than the internal diameter of first positioning hole, institute It states positioning column and offers guiding surface far from the side of mounting post one end.

The utility model is further arranged to：Multiple fixations are provided on the installation frame and positioned at the side of backboard Column, the fixed column offer fixing groove on the end face far from installation frame one end, the fixing groove has been embedded in for being attracted Magnet ring on backboard is provided with the fixing piece for being detachably connected on magnet ring in fixing groove in the fixed column.

The utility model is further arranged to：The fixing piece includes the threaded hole being provided on fixing groove bottom wall, wears Cross the connection bolt that magnet ring rear thread is connected in threaded hole.

The utility model is further arranged to：The bolt for connecting bolt is offered on the side inner wall of the magnet ring The countersunk head annular groove that head submerges.

The utility model is further arranged to：The side of the backboard is provided with multiple for contradicting on a display screen Be recessed support portion, is formed with radiating groove on the backboard between the two neighboring recess support portion.

In conclusion the utility model has the advantages that：

1. positioning column is embedded in the mounting hole on installation frame, while the upper end of positioning column is embedded on backboard In the second location hole of connecting column insertion on a display screen in a positioning hole, and on positioning column, positioning column can be to back at this time Position of the plate on installation frame is positioned, while positioning column can also determine position of the display screen on installation frame Position, it is final positioning column to be aloowed to be compared accurate positioning to LED display module；

2. positioning column is detachably connected in mounting hole using connector simultaneously, when positioning column is damaged, operation Personnel apply the pulling force for being directed away from mounting hole side to positioning column, and the inner wall of limiting slot can push connected ball, so that connection Ball is towards movement in link slot while compressing connecting spring, and after connected ball is deviate from out of link slot, operator can be extracted Positioning column；New positioning column is embedded in mounting hole by subsequent operator, and when positioning column starts insertion, positioning column lower end is supported Touching is in connected ball, so that connected ball is towards moving and compressing connecting spring in link slot, when the position of limiting slot is moved to company When at access slot, limiting slot can give connecting spring and the space that elasticity is restored occurs, and connecting spring is drivingly connected ball and makes at this time Connected ball is embedded in limiting slot；The replacement to positioning column can be completed in subsequent operator, no replacement is required monolith backboard, thus Maintenance cost is saved, while when replacing positioning column without tool, eaily replacement positioning finally can be realized Column；

3. being less than the internal diameter of first positioning hole using the internal diameter of second location hole, while positioning column is far from mounting post one end The guiding surface that side opens up, guiding surface can be embedded in first positioning hole internal procedure to positioning column and play guiding role, from And positioning column is facilitated quickly to be embedded in first positioning hole；

4. being pull-in on backboard using the magnet ring in fixing groove, so that backboard is fixed on peace by the suction by magnet ring It frames up on frame, is connected in threaded hole wherein passing through magnet ring rear thread using connection bolt, to realize magnet ring is removable It unloads and is connected in fixing groove, operator can finally be facilitated to dismount magnet ring；

5. being embedded in using the countersunk head annular groove on magnet surrounding place side inner wall for connecting the bolt head of bolt, so that connection spiral shell The bolt head of bolt is submerged in magnet ring, causes bolt head will be between backboard and magnet ring after avoiding bolt head from protruding from magnet ring Distance be separated by far, reduce the spacing between backboard and magnet ring, so that the suction ratio between magnet ring and backboard It is larger, it can finally be conducive to that backboard is more stable to be fixed on installation frame；

6. contradicting on a display screen using recess support portion, to play the role of support to display screen, reduce display screen A possibility that being broken；And since the fitting of recess support portion is on a display screen so as to cause display screen in the position of recess support portion When setting place's poor heat radiation, the presence of radiating groove can conveniently be located at the display screen heat dissipation at recess support portion position, final Be conducive to the heat dissipation of display screen.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the partial structurtes explosive view of the utility model；

Fig. 3 is the enlarged drawing in the portion A in Fig. 2；

Fig. 4 is installation frame in the utility model, display screen, backboard, the connection relationship cross-sectional view between positioning column.

Appended drawing reference：1, installation frame；11, mounting post；111, mounting hole；12, fixed column；121, fixing groove；2, LED is aobvious Show mould group；21, display screen；22, backboard；221, first positioning hole；222, second location hole；223, be recessed support portion；224, it dissipates Heat channel；3, positioning column；31, connecting column；32, guiding surface；4, connector；41, link slot；42, connecting spring；43, connected ball； 44, limiting slot；5, magnet ring；51, countersunk head annular groove；6, fixing piece；61, threaded hole；62, bolt is connected.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

A kind of LED display cabinet, referring to Fig.1, Fig. 2, this kind of LED display cabinet includes installation frame 1, multiple installations LED display module 2 in installation frame 1, wherein LED display module 2 includes display screen 21 and backboard 22, backboard 22 and installation Frame 1 is that ferrous material is made, while display screen 21 is bolted on backboard 22；The side one of its dorsulum 22 Multiple recess support portions 223 are provided with, the backboard 22 at recess support portion 223 is recessed in towards 21 side of display screen, and Recess support portion 223 is fitted on display screen 21, to realize the support to display screen 21 by recess support portion 223；Wherein It is formed with radiating groove 224 on backboard 22 between two neighboring recess support portion 223, radiating groove 224 can facilitate display screen 21 Heat dissipation.

Referring to Fig. 2, Fig. 3, Fig. 4, multiple mounting posts 11 have been wholely set on installation frame 1 and positioned at the side of backboard 22, And mounting hole 111 is offered on the upper surface of mounting post 11, one end wherein, which is provided with, in mounting post 11 is embedded in mounting hole 111 Positioning column 3, while the connector 4 for being detachably connected on positioning column 3 in mounting hole 111 is provided in mounting post 11, This kind of connector 4 includes link slot 41, connecting spring 42, connected ball 43 and limiting slot 44, and wherein link slot 41 is provided with installation On the inner wall in hole 111, and one end of connecting spring 42 is welded on the bottom wall of link slot 41, while connected ball 43 is welded on connection On the one end of spring 42 far from 41 bottom wall of link slot, and the half of connected ball 43 protrudes from link slot 41, and wherein limiting slot 44 is opened It is located on the outer wall of positioning column 3 and is embedded in for connected ball 43.

Referring to Fig. 2, Fig. 3, Fig. 4, offers on backboard 22 and determine for positioning column 3 far from one end of mounting post 11 is embedded in first Position hole 221, has wherein been wholely set connecting column 31 on the one end of positioning column 3 far from mounting post 11, and the outer diameter of connecting column 31 is small In the outer diameter of positioning column 3；Positioning column 3 offers guiding surface 32 far from the side of 11 one end of mounting post simultaneously, wherein display screen The second location hole 222 being embedded in for connecting column 31 is offered on 21.

Referring to Fig. 2, Fig. 3, multiple fixed columns 12 are wholely set on installation frame 1 and positioned at the side of backboard 22, and solid Fixed column 3 offers fixing groove 121 on the end face far from 1 one end of installation frame；Wherein fixing groove 121 has been embedded in magnet ring 5, and The fixing piece 6 for being detachably connected on magnet ring 5 in fixing groove 121 is provided in fixed column 12, this kind of fixing piece 6 includes Threaded hole 61 and connection bolt 62, threaded hole 61 are provided on the bottom wall of fixing groove 121, and are connected bolt 62 and be used for across magnet 5 rear thread of ring is connected in threaded hole 61；It offers on the side inner wall of magnet ring 5 and does not have for the bolt head for connecting bolt 62 simultaneously The countersunk head annular groove 51 entered.

Principle：Positioning column 3 is embedded in the mounting hole 111 on installation frame 1, while the upper end of positioning column 3 is embedded in Connecting column 31 in first positioning hole 221 on backboard 22, and on positioning column 3 is embedded in the second location hole on display screen 21 In 222, positioning column 3 can position position of the backboard 22 on installation frame 1 at this time, while positioning column 3 can also be right Position of the display screen 21 on installation frame 1 is positioned, final that positioning column 3 is aloowed to carry out LED display module 2 More accurately position.

Positioning column 3 is detachably connected in mounting hole 111 using connector 4 simultaneously, when positioning column 3 is damaged, Operator applies the pulling force for being directed away from 111 side of mounting hole to positioning column 3, and the inner wall of limiting slot 44 can push connected ball 43, so that connected ball 43 is towards movement in link slot 41 while compressing connecting spring 42, when connected ball 43 takes off out of link slot 41 After out, operator can extract positioning column 3；New positioning column 3 is embedded in mounting hole 111 by subsequent operator, when fixed Position column 3 starts 3 lower end of positioning column when insertion and contradicts in connected ball 43, so that connected ball 43 is towards moving in link slot 41 and press Contracting connecting spring 42, when the position of limiting slot 44 is moved at link slot 41, limiting slot 44 can give the hair of connecting spring 42 The space that raw elasticity is restored, the drive connection of connecting spring 42 ball 43 is embedded in connected ball 43 in limiting slot 44 at this time；Then The replacement to positioning column 3 can be completed in operator, no replacement is required monolith backboard 22, so that maintenance cost has been saved, while Without tool when replacing positioning column 3, eaily replacement positioning column 3 finally can be realized.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (6)

1. a kind of LED display cabinet, including installation frame（1）, it is multiple be located at installation frame（1）On LED display module （2）, the LED display module（2）Including display screen（21）And backboard（22）, it is characterised in that：The installation frame（1）It is upper and Positioned at backboard（22）Side be provided with multiple mounting posts（11）, the mounting post（11）Upper surface on offer mounting hole （111）, the mounting post（11）On be provided with one end and be embedded in mounting hole（111）Interior positioning column（3）, the backboard（22）On It offers for positioning column（3）Far from mounting post（11）The first positioning hole of one end insertion（221）, the mounting post（11）Upper setting Have for by positioning column（3）It is detachably connected on mounting hole（111）Interior connector（4）, the connector（4）Including being provided with Mounting hole（111）Link slot on inner wall（41）, one end be fixed on link slot（41）Connecting spring on bottom wall（42）, be fixed on Connecting spring（42）Far from link slot（41）On one end of bottom wall and side protrudes from link slot（41）Connected ball（43）, open up In positioning column（3）On outer wall and for connected ball（43）The limiting slot of insertion（44）, the positioning column（3）Far from mounting post（11）'s Connecting column is provided on one end（31）, the display screen（21）On offer for connecting column（31）The second location hole of insertion （222）.

2. a kind of LED display cabinet according to claim 1, it is characterised in that：The second location hole（222）It is interior Diameter is less than first positioning hole（221）Internal diameter, the positioning column（3）Far from mounting post（11）It is oblique that the side of one end offers guiding Face（32）.

3. a kind of LED display cabinet according to claim 1, it is characterised in that：The installation frame（1）Above and it is located at Backboard（22）Side be provided with multiple fixed columns（12）, the fixed column（12）Far from installation frame（1）On the end face of one end Offer fixing groove（121）, the fixing groove（121）It has been embedded in for being pull-in on backboard（22）On magnet ring（5）, described Fixed column（12）On be provided with for by magnet ring（5）It is detachably connected on fixing groove（121）Interior fixing piece（6）.

4. a kind of LED display cabinet according to claim 3, it is characterised in that：The fixing piece（6）Including being provided with Fixing groove（121）Threaded hole on bottom wall（61）, pass through magnet ring（5）Rear thread is connected to threaded hole（61）Interior connection bolt （62）.

5. a kind of LED display cabinet according to claim 4, it is characterised in that：The magnet ring（5）Side inner wall On offer for connect bolt（62）The countersunk head annular groove that submerges of bolt head（51）.

6. a kind of LED display cabinet according to claim 1, it is characterised in that：The backboard（22）Side setting Have multiple for contradicting in display screen（21）On recess support portion（223）, the two neighboring recess support portion（223）Between Backboard（22）On be formed with radiating groove（224）.