CN216789815U

CN216789815U - Vacuum adsorption type vehicle-mounted LED display screen

Info

Publication number: CN216789815U
Application number: CN202123444280.XU
Authority: CN
Inventors: 陈德志; 孙坤; 杨汉君
Original assignee: Kaiyang Photoelectric Suzhou Co ltd
Current assignee: Kaiyang Photoelectric Suzhou Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-06-21
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a vacuum adsorption type vehicle-mounted LED display screen which comprises a fixed seat, wherein the upper end of the fixed seat is connected with a display through a swing mechanism, the side wall of the fixed seat is provided with an air exhaust groove in a penetrating manner, the bottom of the air exhaust groove is provided with a plurality of sucking discs in a penetrating manner in an inserting manner, the two side walls of the fixed seat are respectively fixed with an air exhaust box and a pump air box, the air exhaust box and the pump air box are both communicated with the inside of the air exhaust groove, the upper end of the air exhaust box is provided with an air exhaust pipe in a penetrating manner, a vibration pump air mechanism is arranged in the pump air box, and the side wall of the fixed seat is welded with a power supply box. In the device, the piston plate can be matched with the pump gas spring to do reciprocating piston motion in the deformation transformation process of the electrorheological fluid, so that the gas inside the sucker is pumped out, the air pressure inside the sucker is further reduced, the sucker is placed more stably, the vibration energy of the vehicle running is utilized, the stability is further enhanced, and the instability caused by vibration is eliminated.

Description

Vacuum adsorption type vehicle-mounted LED display screen

Technical Field

The utility model relates to the technical field of vehicle-mounted equipment, in particular to a vacuum adsorption type vehicle-mounted LED display screen.

Background

The LED display screen is a common image display device, can also be used as a temporary stop board, and is also a common means for placing the display screen in the vehicle to display the number of moving the vehicle;

but the most installation of display screen is inconvenient in current car, or the lock is died, and the dismouting is inconvenient, or simply place, and is not stable enough, has the potential safety hazard of a considerable degree to all can receive the influence that the vibrations of the vehicle in-process of traveling jolted and lead to self stability to descend, so need urgently need one kind can stably install and dismantle convenient on-vehicle LED display screen.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defect of unstable placement in the prior art, and provides a vacuum adsorption type vehicle-mounted LED display screen.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an on-vehicle LED display screen of vacuum adsorption formula, includes the fixing base, the upper end of fixing base is connected with the display through swing mechanism, the lateral wall of fixing base runs through and has seted up the groove of bleeding, the bottom in groove of bleeding is run through and is inserted and be equipped with a plurality of sucking discs, the both sides wall of fixing base is fixed with exhaust box and pump gas case respectively, exhaust box and pump gas case all with the inside switch-on of groove of bleeding, the upper end of exhaust box is run through and is inserted and be equipped with the exhaust tube, the inside of pump gas case is equipped with vibrations pump gas mechanism, the lateral wall welding of fixing base has the power supply box.

Preferably, the swing mechanism includes the spout of seting up in the fixing base upper end, the inside sliding connection of spout has the slider, the upper end welding of slider has the board of carrying, carry board upper end and display fixed connection, the slider is fixed with a plurality of reset spring with the inner wall of spout jointly.

Preferably, the side wall of the sliding block and the corresponding position of the inner wall of the sliding groove are both fixed with electric connectors, and the sections of the sliding groove and the sliding block are both T-shaped.

Preferably, the inner wall of the pump gas box is connected with a piston plate in a sealing and sliding manner, the piston plate and the side wall of the fixing seat are welded with a pump gas spring together, and the upper end of the pump gas box is inserted with an exhaust pipe in a penetrating manner.

Preferably, a port of the air pumping groove communicated with the air pumping box is provided with a one-way valve, the exhaust pipe is internally provided with the one-way valve, and the air pumping box is internally filled with electrorheological fluid.

Preferably, the suction pipe is internally provided with a one-way valve, and the suction disc is made of an elastic rubber material.

Compared with the prior art, the utility model has the advantages that:

1. in the device, the air suction tube is communicated with the air suction pipe, air suction in the air suction groove is realized through the motion of the piston, so that air in the sucker is sucked out, negative pressure is formed in the sucker, and the sucker is tightly attached to a placing surface under the action of external atmospheric pressure, so that stable placement of equipment is realized, and the device is very simple and convenient to install and place;

2. in the device, the piston plate can be matched with the pump gas spring to do reciprocating piston motion in the deformation transformation process of the electrorheological fluid, so that gas in the sucker is pumped out, the air pressure in the sucker is further reduced, the sucker is placed more stably, the vibration energy of the vehicle running is utilized, the stability is further enhanced, and the instability caused by vibration is eliminated.

Drawings

Fig. 1 is a schematic front structural view of a vacuum adsorption type vehicle-mounted LED display screen according to the present invention.

Fig. 2 is a schematic back structure diagram of a vacuum adsorption type vehicle-mounted LED display screen according to the present invention.

Fig. 3 is a schematic diagram of a half-section structure of a vacuum adsorption type vehicle-mounted LED display screen according to the present invention.

Fig. 4 is a schematic side sectional structure view of a vacuum adsorption type vehicle-mounted LED display screen according to the present invention.

In the figure: the device comprises a fixed seat 1, a display 2, an air exhaust groove 3, a sucker 4, an air exhaust box 5, an air exhaust pipe 6, an air pump box 7, a power supply box 8, a sliding groove 9, a sliding block 10, a carrying plate 11, a return spring 12, an electric connector 13, an air pump spring 14, a piston plate 15 and an air exhaust pipe 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, a vacuum adsorption type vehicle-mounted LED display screen comprises a fixing base 1, the upper end of the fixing base 1 is connected with a display 2 through a swing mechanism, an air exhaust groove 3 is formed in the side wall of the fixing base 1 in a penetrating mode, a plurality of suckers 4 are inserted in the bottom of the air exhaust groove 3 in a penetrating mode, two side walls of the fixing base 1 are respectively fixed with an air exhaust box 5 and a pump air box 7, the air exhaust box 5 and the pump air box 7 are communicated with the inside of the air exhaust groove 3, an air exhaust pipe 6 is inserted in the upper end of the air exhaust box 5 in a penetrating mode, a vibration pump air mechanism is arranged inside the pump air box 7, and a power supply box 8 is welded on the side wall of the fixing base 1.

The swing mechanism comprises a sliding chute 9 arranged at the upper end of the fixed seat 1, a sliding block 10 is connected inside the sliding chute 9 in a sliding manner, a carrying plate 11 is welded at the upper end of the sliding block 10, the upper end of the carrying plate 11 is fixedly connected with the display 2, and a plurality of return springs 12 are jointly fixed on the sliding block 10 and the inner wall of the sliding chute 9; the side wall of the sliding block 10 and the corresponding position of the inner wall of the sliding groove 9 are both fixed with electric connection heads 13, the sections of the sliding groove 9 and the sliding block 10 are both T-shaped, and the relative stability of the sliding block 10 is ensured.

The inner wall of the pump air box 7 is connected with a piston plate 15 in a sealing sliding mode, a pump air spring 14 is welded on the piston plate 15 and the side wall of the fixed seat 1 together, and an exhaust pipe 16 penetrates through the upper end of the pump air box 7; the port that the groove 3 of taking out air and pump gas case 7 switch-on is equipped with the check valve, the inside of blast pipe 16 is equipped with the check valve, the inside packing of pump gas case 7 has electrorheological fluid, to connecting electric head 13 contact back power supply 8 internal power will be to the electrorheological fluid power supply, the electrorheological fluid will solidify after the circular telegram, and the process is accompanied by effectual volume expansion, and resume liquid fast after the outage, whole deformation process is very rapid, and the inflation degree and the power supply intensity of electrorheological fluid are positive phase correlation, whole controllable adjustable.

The inside of exhaust tube 6 is equipped with the check valve, and sucking disc 4 is made by elastic rubber material, and sucking disc 4 can be deformed to can bear stronger pressure differential, thereby also can artificial manual deformation eliminate the atmospheric pressure difference simultaneously, convenient operation.

In the utility model, when in actual use, the fixed seat 1 is placed on a platform in a vehicle, the sucker 4 is contacted with a placing surface, then the air suction tube is communicated with the air suction tube 6, air suction in the air suction groove 3 is realized through piston motion, further air in the sucker 4 is sucked out, negative pressure is formed in the sucker 4, and the sucker is tightly attached to the placing surface under the action of external atmospheric pressure, so that the stable placement of equipment is realized, and the installation and the placement are very simple and convenient;

because the sucker 4 is made of elastic rubber materials, when the equipment needs to be taken down, only one point of the sucker 4 needs to be pulled, so that the deformation forms a tiny gap with a placing surface, and the balance of the air pressure in the sucker 4 can be realized, thereby realizing the easy taking down of the equipment and having very simple integral operation;

in the running process of the vehicle, bumping and shaking of the vehicle are harmful effects on the stability of the equipment, but actual shaking can cause the swinging of the sliding block 10, so that the return spring 12 is extended and contracted in a reciprocating way, the electric contact head 13 at the corresponding position is contacted intermittently, a power supply in the power supply box 8 can supply power to the electrorheological fluid in the pump air box 7 in a clearance way, the electrorheological fluid is changed in form in the power supply process, and the deformed electrorheological fluid can be recovered after power failure, therefore, the piston plate 15 can be matched with the pump air spring 14 to do reciprocating piston motion in the deformation and change process of the electrorheological fluid, and further can further pump air in the air pumping groove 3, namely the air in the suction cup 4, and then is exhausted by the exhaust pipe 16, so that the air pressure in the suction cup 4 is further reduced, the suction cup 4 is placed more stably, and the shaking energy of the running of the vehicle is utilized, further enhancement of stability is achieved, thereby eliminating instability caused by vibration.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides an on-vehicle LED display screen of vacuum adsorption formula, includes fixing base (1), its characterized in that, the upper end of fixing base (1) is connected with display (2) through swing mechanism, the lateral wall of fixing base (1) runs through and has seted up air exhaust groove (3), the bottom of air exhaust groove (3) is run through and is inserted and be equipped with a plurality of sucking discs (4), the both sides wall of fixing base (1) is fixed with exhaust box (5) and pump gas case (7) respectively, exhaust box (5) and pump gas case (7) all with air exhaust groove (3) inside switch-on, the upper end of exhaust box (5) is run through and is inserted and is equipped with exhaust tube (6), the inside of pump gas case (7) is equipped with vibrations pump gas mechanism, the lateral wall welding of fixing base (1) has power supply box (8).

2. The vacuum adsorption type vehicle-mounted LED display screen according to claim 1, wherein the swing mechanism comprises a sliding groove (9) formed in the upper end of the fixed seat (1), a sliding block (10) is connected to the inside of the sliding groove (9) in a sliding manner, a carrying plate (11) is welded to the upper end of the sliding block (10), the upper end of the carrying plate (11) is fixedly connected with the display (2), and a plurality of return springs (12) are jointly fixed on the sliding block (10) and the inner wall of the sliding groove (9).

3. The vacuum adsorption type vehicle-mounted LED display screen according to claim 2, wherein the side wall of the sliding block (10) and the corresponding position of the inner wall of the sliding groove (9) are both fixed with an electric connector (13), and the cross sections of the sliding groove (9) and the sliding block (10) are both T-shaped.

4. The vacuum adsorption type vehicle-mounted LED display screen according to claim 1, wherein a piston plate (15) is connected to the inner wall of the pump air box (7) in a sealing and sliding manner, a pump air spring (14) is welded to the piston plate (15) and the side wall of the fixed seat (1) together, and an exhaust pipe (16) is inserted through the upper end of the pump air box (7).

5. The vacuum adsorption type vehicle-mounted LED display screen according to claim 4, wherein a one-way valve is arranged at a port where the air pumping groove (3) is communicated with the air pumping box (7), the one-way valve is arranged inside the exhaust pipe (16), and electrorheological fluid is filled inside the air pumping box (7).

6. The vacuum adsorption type vehicle-mounted LED display screen according to claim 1, wherein a one-way valve is arranged inside the air exhaust pipe (6), and the suction cup (4) is made of elastic rubber material.