CN112260363B

CN112260363B - Electronic seat board system

Info

Publication number: CN112260363B
Application number: CN202011196292.2A
Authority: CN
Inventors: 武新; 陈良; 高亮; 刘京威
Original assignee: Chongqing College of Electronic Engineering
Current assignee: Chongqing College of Electronic Engineering
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2023-04-07
Anticipated expiration: 2040-10-30
Also published as: CN112260363A

Abstract

The invention relates to the field of electronic display boards, in particular to an electronic seat board. The portable mobile phone comprises a display screen and a handheld terminal, wherein the display screen is connected with the handheld terminal through a network and comprises a support frame, the display screen is detachably connected with the support frame, and a rechargeable battery is fixed on the support frame; charging battery is connected with the charging wire, and the charging wire electricity is connected with the plug, be equipped with on the support frame with plug complex jack, jack and plug cooperation. The electronic seat plate system can be charged without taking out the battery, so that the charging workload is reduced.

Description

Electronic seat board system

Technical Field

The invention relates to the field of electronic display boards, in particular to an electronic seat board.

Background

In a conference, in order to conveniently judge the position of a participant and the identity of other people, a seat plate is usually placed in front of a table of the participant, and the corresponding content such as the name and the post of the participant is usually recorded on the seat plate. The seat tablet commonly used at present is transparent material's such as ya keli shell usually, is equipped with the groove on the shell, prints out content such as meeting personnel's name, job on the paper earlier during the use, then puts into the inslot on the shell with the paper, and the shell is spacing to the paper, can see the characters on the paper through transparent shell.

Above-mentioned seat tablet need change the paper of printing the characters when using, uses comparatively inconveniently under the condition that does not have the printer, and under the meeting personnel had the condition of change, needs the certain time could print the paper again and change the characters in the seat tablet, and the operation is comparatively inconvenient.

In order to solve the problem, a seat plate with an electronic screen appears later, for example, a movable electronic seat plate system disclosed in the patent with the application number of CN201120173432.4 discloses a handheld terminal and an electronic seat plate, and the handheld terminal is connected with the electronic seat plate through a Zigbee network; the handheld terminal comprises an ARM processor, a Zigbee network communication module, an LCD display screen, an input module and a memory, and also comprises a battery and a battery management circuit, wherein the Zigbee network communication module, the LCD display screen, the input module and the memory are respectively connected with the ARM processor; the electronic seat board comprises a Zigbee network communication receiving module, a memory and a display controller, wherein the memory and the display controller are connected with the Zigbee network communication receiving module, and the control end of the display controller is electrically connected with the OLED display.

When above-mentioned electron seat tablet is used, supply power to display screen isotructure by the battery in the electron seat tablet, adopt disposable battery can cause very big pollution, and when adopting rechargeable battery, when using next time in order to guarantee, the electric quantity in the battery of electron seat tablet is enough, still need charge to the battery after the electron seat tablet uses, under the more condition of electron seat tablet quantity, take out the battery one by one and charge alone the work load that increases staff that can be very big on the one hand, on the other hand, receive the restriction of the quantity of indoor jack that charges, the quantity that can carry out the battery that charges simultaneously is limited, and charge many times in batches and also make the charge that needs the longer time just can accomplish all batteries, further increase staff's work load.

Disclosure of Invention

The invention aims to provide an electronic seat sign system capable of being charged without taking out a battery so as to reduce the charging workload.

In order to achieve the purpose, the invention adopts the following technical scheme: an electronic seat plate system comprises a display screen and a hand-held terminal, wherein the display screen is connected with the hand-held terminal through a network and comprises a support frame, the display screen is detachably connected with the support frame, and a rechargeable battery is fixed on the support frame; charging battery is connected with the charging wire, and the charging wire electricity is connected with the plug, is equipped with on the support frame with plug complex jack, jack and plug cooperation.

The beneficial effect of this scheme does:

1. when charging, after the plug connected with one seat plate is inserted into the jack of the adjacent seat plate, the charging wires in the adjacent seat plates can be communicated, so that the plug of one seat plate is connected with an external power supply to charge the communicated plurality of seat plates simultaneously, and the independent charging is not needed.

2. The battery in this scheme need not to pull down and can charge, can further reduce staff's work load. When storing the seat tablet, can take off the display screen from the support frame and store alone, avoid the display screen to damage.

Furthermore, the jack and the plug are respectively positioned on two opposite side walls of the support frame.

The beneficial effect of this scheme does: when the plurality of cards are arranged in sequence, the plugs and the jacks of the adjacent cards can be opposite, and the connection is convenient.

Furthermore, one end of the charging wire connected with the plug is spiral.

The beneficial effect of this scheme does: when the plug is pulled, the spiral part can be extended, so that the plug is conveniently connected with the jack. And after plug and jack separation, but spiral position automatic recovery original shape avoids the charging wire flagging to ground, rubs with ground, leads to the charging wire to damage.

Further, the support frame includes fixed connection's base and mount pad, and the width of base is greater than the mount pad width, and rechargeable battery, plug and jack all are located the base, and the display screen is located the mount pad.

The beneficial effect of this scheme does: under the condition that the length is the same, the width of the base is larger, so that the area of the bottom of the base is larger, the contact surface with the desktop is larger, and the base is less prone to toppling when being pushed transversely.

Furthermore, the upper end of the mounting seat is slidably connected with a U-shaped limiting block with a downward opening.

The beneficial effect of this scheme does: after the display screen is installed, the limiting block can play a limiting role for the two display screens, and the upper ends of the display screens are prevented from toppling over to one side far away from the installation seat.

Further, permanent magnets are arranged on the mounting seat; the display screen is fixed with a magnetic block which is opposite to the permanent magnet block and can be attracted by the permanent magnet block.

The beneficial effect of this scheme does: when installing into the spacing groove with the display screen, magnetism is inhaled the piece and can be attracted by the permanent magnetism piece, can tentatively carry out spacingly to the display screen, further avoids the display screen to empty.

Furthermore, two permanent magnets are arranged, two accommodating grooves are formed in the mounting seat and are symmetrical along the center line of the mounting seat, and the two permanent magnets are respectively positioned in the two accommodating grooves and are in sliding connection with the side walls of the accommodating grooves; the bottom of the limiting block is fixed with a positioning rod opposite to the accommodating groove, and an adsorption block capable of attracting the permanent magnet blocks is fixed on the positioning rod.

The beneficial effect of this scheme does: when the stopper upwards slided, adsorb the piece and upwards slide along with the stopper is synchronous, can make the upwards roll-off holding tank of permanent magnetism piece at last, avoid the permanent magnetism piece to attract again and adsorb the piece for adsorb the piece and no longer carry on spacingly to the display screen, conveniently take off the display screen from the mount pad.

Furthermore, the base is provided with a through hole extending vertically.

The beneficial effect of this scheme does: when the support frame in this scheme is stored, earlier with a plurality of support frames arrange the back side by side in proper order, other support frame of overturning again to place the support frame after the upset on the support frame of arranging, pass the back in two locating levers from the through-hole on two adjacent bases with two locating levers of stopper bottom, can carry on spacingly to two adjacent bases.

Further, the mount pad top articulates there is the lid that is used for sealing holding tank open-ended.

The beneficial effect of this scheme does: the lid in this scheme seals holding tank opening and can carry on spacingly to the permanent magnetism piece in the holding tank after, and the locating lever passes in the constant head tank of can sliding into after the through-hole, and the magnetic force between adsorption block and the permanent magnetism piece on the locating lever this moment can carry on spacingly to the stopper, avoids the stopper to drop, and is better to the spacing effect of two adjacent support frames.

Further, one of the adsorption blocks is higher than the other adsorption block.

The beneficial effect of this scheme does: when the adsorption block just right the permanent magnetism piece, the magnetic force between adsorption block and the permanent magnetism piece reaches the biggest, just can attract the permanent magnetism piece upwards to slide, and one of them adsorption block in this scheme is lower, so two adsorption blocks can make the permanent magnetism piece upwards slide successively to successively make two display screens lose the limiting displacement of permanent magnetism piece, avoid two display screens to slide from the mount pad simultaneously, lead to the staff can't in time support two display screens simultaneously, lead to the display screen damage that drops.

Drawings

FIG. 1 is an exploded view of example 1 of the present invention;

FIG. 2 is a front view of FIG. 1;

FIG. 3 isbase:Sub>A sectional view A-A of FIG. 2;

fig. 4 is an elevational vertical sectional view of embodiment 2 of the invention;

FIG. 5 is a cross-sectional view B-B of FIG. 4;

fig. 6 is a schematic view of stacking support frames according to embodiment 3 of the present invention.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the device comprises an installation seat 1, an installation groove 11, an accommodation groove 12, a permanent magnet 13, a base 2, a socket 21, a rechargeable battery 22, a display screen 3, a limiting block 4, a positioning rod 41, an adsorption block 42, a charging wire 5 and a plug 51.

Example 1

An electronic seat card system is shown in fig. 1, fig. 2 and fig. 3 and comprises a display screen, a handheld terminal and a support frame, wherein the display screen is connected with the handheld terminal through a network, the connection between the display screen and the handheld terminal in the embodiment is the same as that in the prior art, and the description is omitted in the embodiment.

Support frame and two display screens 3, support frame include integrated into one piece's base 2 and mount pad 1, and base 2's width is greater than mount pad 1's width, and base 2 and mount pad 1 in this embodiment all adopt the aluminum alloy material, and base 2's bottom is equipped with rechargeable battery 22, and base 2's top is equipped with the socket 21 with rechargeable battery 22 intercommunication. The lateral wall all is equipped with mounting groove 11 about mount pad 1, and two display screens 3 are located mounting groove 11 respectively, and display screen 3 in this embodiment is fixed through double faced adhesive tape and 11 lateral walls of mounting groove, so can take off display screen 3 from the installation department after finishing using, deposit alone, avoid in the storage process display screen 3 to damage.

Be equipped with charging wire 5 in the base 2, the left end of charging wire 5 runs through the left wall of base 2, and the 5 left ends of charging wire be the spiral, 5 left end connecting plug 51 of charging wire, the 2 right walls of base be equipped with plug 51 complex jack, and the jack is connected with the 5 right-hand members of charging wire, specific, rechargeable battery 22 in this embodiment is parallelly connected with plug 51.

The specific implementation process is as follows:

when the portable display screen is used, the double faced adhesive tape is firstly pasted at the bottom of the mounting groove 11, then the display screen 3 is placed in the mounting groove 11, the power line of the display screen 3 is connected with the rechargeable battery 22 through the socket 21, and after the display screen 3 slides into the mounting groove 11, the display screen 3 is adhered on the mounting seat 1 through the double faced adhesive tape. Then, the display screen 3 is started, and the names, the titles and other information of the participants are displayed through the display screen 3, so that characters can be printed through a printer without using other paper.

Use the completion and close display screen 3 after, extract the power cord from socket 21 to stir display screen 3 outside mounting groove 11 and can make display screen 3 take out from mounting groove 11, put into the packing carton that is equipped with blotters such as sponge and store, avoid display screen 3 to be broken.

When the rechargeable battery 22 is charged, the plurality of support frames are sequentially arranged, then the plug 51 is pulled out, the plug 51 is inserted into the jack of the adjacent support frame, and finally the plug 51 on the support frame at the end part is connected with an external power supply to charge the rechargeable battery 22 on the connected support frames; after the charging is completed, the plug 51 is separated from the external power supply.

Example 2

On the basis of embodiment 1, as shown in fig. 4 and 5, the upper end of the mounting seat 1 in this embodiment is provided with a U-shaped limiting block 4 with a downward opening, and the lower end of the limiting block 4 is located below the top of the mounting groove 11, so that when the display screen 3 is mounted in the mounting groove 11, the lower end of the limiting block 4 limits the display screen 3.

The top of mount pad 1 is equipped with two ascending holding tanks of opening 12, and holding tank 12 in this embodiment has built-in permanent magnetism piece 13 along the middle part bilateral symmetry of mount pad 1, holding tank 12 in this embodiment. The bottom of the limiting block 4 is welded with two positioning rods 41, and the top of the mounting seat 1 is provided with a positioning groove aligned with the positioning rods 41; the two positioning rods 41 are vertically arranged, the length of the left positioning rod 41 is smaller than that of the right positioning rod 41, and the bottom of the positioning rod 41 is glued with the adsorption block 42. The rear side that display screen 3 deviates from the screen has glued the magnetism to inhale the piece, and display screen 3 installs back in the mounting groove 11, and magnetism inhales the piece and is relative with permanent magnetism piece 13, and is concrete, and permanent magnetism piece 13 and absorption piece 42 in this embodiment all adopt neodymium iron boron magnet, and magnetism inhales the piece and adopts the iron that can be attracted by magnet.

When the seat tablet in this embodiment uses, before installation display screen 3, earlier put into two holding tanks 12 respectively with two permanent magnetism piece 13, when installation display screen 3, no longer paste the double faced adhesive tape in advance, with the display screen 3 back in sliding into mounting groove 11, magnetism is inhaled the piece and is relative with permanent magnetism piece 13, magnetism is inhaled the piece and is received permanent magnetism piece 13's magnetic force effect, carries on spacingly to display screen 3, avoids display screen 3 to drop from mounting groove 11.

After two display screens 3 were installed, from last to installing stopper 4 to the top of mount pad 1 down, stopper 4's lower extreme was located the below at holding tank 12 top this moment, and display screen 3 to in the holding tank 12 carries on spacingly, avoids display screen 3 to drop from holding tank 12. When the stopper 4 is slid downward, the positioning rod 41 slides downward into the positioning groove, the adsorption block 42 at the lower end of the left positioning rod 41 faces the permanent magnet 13 in the left accommodating groove 12, and the positioning rod 41 is stopped by the positioning groove, and the adsorption block 42 is again stopped by the magnetic force of the permanent magnet 13.

When the display screen 3 needs to be taken out, the limiting block 4 is manually slid upwards, the left adsorption block 42 attracts the left permanent magnet 13 to slide upwards out of the accommodating groove 12, so that the left permanent magnet 13 no longer attracts the display screen 3 on the front side, and the display screen 3 on the front side can be taken out of the installing groove 11. Then, the stopper 4 is slid upwards, the adsorption block 42 on the right positioning rod 41 slides to a position opposite to the right permanent magnet 13, and the right adsorption block 42 attracts the right permanent magnet 13 to slide upwards, so that the right permanent magnet 13 no longer attracts the rear display screen 3, and at this time, the rear display screen 3 can be taken out from the mounting groove 11. So can take off two display screens 3 in proper order in this embodiment, when avoiding taking off stopper 4, two display screens 3 lose the location simultaneously, fall out in the mounting groove 11 from, lead to breaking.

Example 3

On the basis of embodiment 2, as shown in fig. 6, the base 2 in this embodiment is provided with two through holes, and the two through holes are respectively located on the left and right sides of the mounting base 1. The top of mount pad 1 articulates there is the lid, and the lid rotates the back and 12 joints of holding tank, seals the opening of holding tank 12. The left side of holding tank 12 is equipped with the recess of L shape, and the lid is opened and is shifted into the recess after holding tank 12 in, avoids causing the stopper 4 to block.

When the support frame in this embodiment is deposited, the artifical gesture that is the mount pad 1 and is located base 2 top arranges the support frame in proper order earlier, puts into holding tank 12 with permanent magnetism piece 13 again and closes the lid on holding tank 12, carries out spacingly to permanent magnetism piece 13 in holding tank 12.

Then overturn the other support frame 180, overturn the support frame to the gesture that mount pad 1 is located base 2 below, and slide in between two adjacent mount pads 1 of neatly arranged along vertical mount pad 1 after will overturning, and make the through-hole on the base 2 of upset relative with the holding tank 12 on the mount pad 1 of neatly arranged, then place the support frame of upset on the mount pad 1 of neatly arranged, and insert two locating levers 41 of stopper 4 bottom in the through-hole on two adjacent bases 2 of upset, spacing two adjacent bases 2. The positioning rod 41 penetrates through the through hole and then extends into the positioning groove on the orderly-arranged mounting seats 1 to limit the two orderly-arranged adjacent mounting seats 1. After the positioning rod 41 is inserted into the positioning groove, the magnetic force between the adsorption block 42 and the permanent magnet 13 limits the limiting block 4, so that the limiting block 4 is prevented from falling, and the limiting effect on two adjacent support frames is improved.

And after upper and lower two-layer support frame overlaps and stores, the support frame upside of upset still is the plane, can be again with other support frame be the gesture that base 2 is located mount pad 1 below and place in the support frame top of upset, increase space utilization, conveniently store the support frame.

The foregoing is merely an example of the present invention and common general knowledge in the art of designing and/or characterizing particular aspects and/or features is not described in any greater detail herein. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several variations and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. The utility model provides an electron seat tablet system, includes display screen and hand terminal, and the display screen passes through internet access with the hand terminal, its characterized in that: the portable display screen comprises a support frame and two display screens, wherein the display screens are detachably connected with the support frame, and a rechargeable battery is fixed on the support frame; the charging battery is connected with a charging wire, the charging wire is electrically connected with a plug, the supporting frame is provided with a jack matched with the plug, and the jack is matched with the plug; the supporting frame comprises a base and a mounting seat which are fixedly connected, mounting grooves are formed in the left side wall and the right side wall of the mounting seat, the two display screens are respectively positioned in the mounting grooves, and the display screens are perpendicular to the base of the mounting seat; the upper end of the mounting seat is slidably connected with a U-shaped limiting block with a downward opening, and the lower end of the limiting block is positioned below the top of the mounting groove; the permanent magnets are arranged in two, two accommodating grooves are formed in the mounting seat and are symmetrical along the center line of the mounting seat, and the two permanent magnets are respectively positioned in the two accommodating grooves and are both in sliding connection with the side walls of the accommodating grooves; a positioning rod opposite to the accommodating groove is fixed at the bottom of the limiting block, adsorption blocks capable of attracting the permanent magnets are fixed on the positioning rod, and one adsorption block is higher than the other adsorption block; permanent magnets are arranged on the mounting seat; the display screen is fixed with a magnetic block which is opposite to the permanent magnetic block and can be attracted by the permanent magnetic block;

the base is provided with through holes extending vertically, the through holes are respectively positioned on the left side and the right side of the mounting seat, the top of the mounting seat is hinged with a cover body, and the cover body is clamped with the accommodating groove after rotating to seal an opening of the accommodating groove; the left side of holding tank is equipped with the recess of L shape, and the lid is opened and is shifted over into the recess after the holding tank in, avoids causing the stopper to block.

2. An electronic seat card system as set forth in claim 1, wherein: the jack and the plug are respectively positioned on two opposite side walls of the support frame.

3. An electronic seat card system as set forth in claim 2, wherein: one end of the charging wire connected with the plug is spiral.

4. An electronic seat card system as set forth in claim 2, wherein: the width of base is greater than the mount pad width, rechargeable battery, plug and jack all are located the base, the display screen is located the mount pad.