CN204833930U - Two -sided display device - Google Patents
Two -sided display device Download PDFInfo
- Publication number
- CN204833930U CN204833930U CN201520648108.1U CN201520648108U CN204833930U CN 204833930 U CN204833930 U CN 204833930U CN 201520648108 U CN201520648108 U CN 201520648108U CN 204833930 U CN204833930 U CN 204833930U
- Authority
- CN
- China
- Prior art keywords
- frame
- display device
- double
- detent mechanism
- locating slot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model provides a two -sided display device relates to and shows technical field, in the time of can solving two back -to -back equipments of display screen subassembly, because installation error leads to the poor great problem of equipment section. Two -sided display device including close relatively first before frame and second frame, first preceding frame be provided with a positioning mechanism on the face to closing, the frame is provided with the 2nd positioning mechanism on the face to closing before the second, a positioning mechanism and the 2nd positioning mechanism match, assemble frame before frame before first and the second to frame and the poor more than or equal to 0mm of the section of the preceding frame surface of second, less than or equal to 0.5mm before making the post assembling first.
Description
Technical field
The utility model relates to display technique field, particularly relates to a kind of double-side display device.
Background technology
Along with the development of display technique, people often need to use the double-side display device that can show image in the relative both sides of display device.This double-side display device can be applicable to communications industry, government's window, financial industry, transportation industry, and the business hall of service trade, the public place that the various flows of the people such as such as airport, railway station, subway station, dining room are large, therefore has vast potential for future development.
In prior art, can by two display screen components, back-to-back carrying out assembles to form above-mentioned double-side display device.But in the process of assembling, due to the existence of alignment error, make two display screen components, as shown in Figure 1, the position of the combination of the first display screen component 100 and second display screen assembly 200 produces assembling tolerance (△ 1 or △ 2).With existing packaging technology, above-mentioned assembling tolerance is generally difficult to ensure within 2mm, thus makes there is the sense of obvious section difference between the first display screen component 100 after assembling and second display screen assembly 200, reduces quality and the aesthetic property of product.
Utility model content
Embodiment of the present utility model provides a kind of double-side display device, when can solve that two display screen components are back-to-back to be assembled, because alignment error causes assembling the larger problem of section difference.
For achieving the above object, embodiment of the present utility model adopts following technical scheme:
The utility model provides a kind of double-side display device, comprise be involutory first before frame before frame and second, before described first frame involutory surface on be provided with the first detent mechanism; Before described second frame involutory surface on be provided with the second detent mechanism; Described first detent mechanism matches with described second detent mechanism, assembles frame before frame and described second before described first, with after making to assemble before described first before frame and described second the section difference of frame outside surface be more than or equal to 0mm, be less than or equal to 0.5mm.
Preferably, described first detent mechanism is at least two the first locating slots; Described second detent mechanism is at least two the second reference columns; Each described second reference column inserts in described first locating slot.
Preferably, described first detent mechanism comprises at least one first locating slot and at least one first reference column; Described second detent mechanism comprises at least one second reference column and at least one second locating slot; Each described second reference column inserts in described first locating slot; Each described first reference column inserts in described second locating slot.
Preferably, also A-frame is comprised; Before described first, the involutory surface of frame comprises the first mating area and the first reserved area, and before described second, the involutory surface of frame comprises the second mating area and the second reserved area; Described A-frame fitting surface is covered by described first mating area and described second mating area respectively; Described first locating slot is arranged at described first reserved area; Described second reference column is arranged at described second reserved area.
Preferably, also A-frame is comprised; Before described first, the involutory surface of frame comprises the first mating area and the first reserved area, and before described second, the involutory surface of frame comprises the second mating area and the second reserved area; The fitting surface of described A-frame is covered by described first mating area and described second mating area respectively; Described first locating slot and described first reference column are arranged at described first reserved area; Described second reference column and described second locating slot are arranged at described second reserved area.
Preferably, the cross section of described A-frame is isosceles triangle.
Preferably, double-side display device also comprises the side cover plate being installed on described A-frame side respectively.
Preferred further, described side cover plate is provided with the ventilating opening of at least one hollow out.
Preferably, the side bound edge of frame and end bound edge form L shape before described first; Before described second, frame side bound edge and end bound edge form L shape.
Preferably, the drift angle of the isoceles triangle tee section of described A-frame is more than or equal to 30 °, is less than or equal to 50 °.
The double-side display device that the utility model provides, comprise be involutory first before frame before frame and second.Before first frame involutory surface on be provided with the first detent mechanism, before second frame involutory surface on be provided with the second detent mechanism.First detent mechanism matches with the second detent mechanism, assembles frame before frame and second before first, and so that before frame and second, the section difference of frame outside surface is in preset range before first after making to assemble, this preset range is more than or equal to 0mm, is less than or equal to 0.5mm.So, can by back-to-back for two display screens be installed on first respectively before before frame and second on frame, to form the first display screen component and second display screen assembly.Then the first detent mechanism on frame before first and the second detent mechanism be positioned at before second on frame are matched, above-mentioned first display screen component and second display screen assembly are assembled.Due to after assembling before first before frame and second the section difference of frame outside surface be more than or equal to 0mm, be less than or equal to 0.5mm, the module outer surface therefore after assembling is smooth, feels without obvious section difference.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of a kind of double-side display device that Fig. 1 provides for prior art;
The butted structure schematic diagram of two front frames of a kind of double-side display device that Fig. 2 a provides for the utility model embodiment;
Fig. 2 b is a kind of structural representation of frame before first in Fig. 2 a;
Fig. 2 c is a kind of structural representation of frame before second in Fig. 2 a;
Fig. 2 d is the partial schematic diagram of the butted structure of frame before second before first in Fig. 2 b in frame and Fig. 2 c;
Fig. 3 a is the another kind of structural representation of frame before first in Fig. 2 a;
Fig. 3 b is the another kind of structural representation of frame before second in Fig. 2 a;
Fig. 3 c is the partial schematic diagram of the butted structure of frame before second before first in Fig. 3 a in frame and Fig. 3 b;
The structural representation of the A-frame of a kind of double-side display device that Fig. 4 provides for the utility model embodiment;
Fig. 5 a is the front elevation of frame before first shown in Fig. 2 b;
Fig. 5 b is the front elevation of frame before second shown in Fig. 2 c;
The structural representation of a kind of double-side display device that Fig. 5 c provides for the utility model embodiment
The structural blast figure of a kind of double-side display device that Fig. 6 provides for the utility model embodiment;
The axonometric drawing of a kind of double-side display device that Fig. 7 provides for the utility model embodiment.
Reference numeral:
100-first display screen component; 200-second display screen assembly; Frame before 10-first; 101-first locating slot; 102-first reference column; First mating area of frame involutory surface before 110-first; First reserved area of frame involutory surface before 111-first; The side bound edge of frame before 120-first; The end bound edge of frame before 121-first; The involutory surface of frame before A1-first; The outside surface of frame before B1-first; Frame before 20-second; 201-second reference column; 202-second locating slot; Second mating area of frame involutory surface before 210-second; Second reserved area of frame involutory surface before 211-second; The side bound edge of frame before 220-second; The end bound edge of frame before 221-second; The involutory surface of frame before A2-second; The outside surface of frame before B2-second; 30-A-frame; First fitting surface of 301-A-frame; Second fitting surface of 302-A-frame; The air vent of 303-A-frame bottom surface; 40-side cover plate; Ventilating opening on 401-side cover plate.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The utility model provides a kind of double-side display device, as shown in Figure 2 a, comprise be involutory first before frame 20 before frame 10 and second.
Wherein, before first frame 10 involutory surface A1 on be provided with the first detent mechanism; Before second frame 20 involutory surface A2 on be provided with the second detent mechanism.
First detent mechanism matches with the second detent mechanism, assembles frame 20 before frame before first 10 and second, with after making to assemble before first before frame 10 and second the section difference of frame 20 outside surface be more than or equal to 0mm, be less than or equal to 0.5mm.
It should be noted that, before above-mentioned first frame 10 involutory surface A1 and second before the involutory surface A2 of frame 20, refer to that frame 20 is in involutory process to before frame before 10 and second, cooperatively interact to realize two involutory faces, above-mentioned involutory surface is the inside surface of above-mentioned front frame.Although in embodiment of the present utility model, such as, are all explanations that the bottom arranging former frame involutory surface for locating slot and reference column is carried out in Fig. 2 a and Fig. 2 b, wherein, when two back-to-back display screens are parallel to each other, above-mentioned locating slot and reference column can also be arranged at the left and right sides or the top of involutory surface, the utility model is not restricted this, as long as can ensure that two front frames are in involutory process, is positioned at locating slot on different involutory surface and reference column can cooperatively interact.
The double-side display device that the utility model provides, comprise be involutory first before frame before frame and second.Before first frame involutory surface on be provided with the first detent mechanism, before second frame involutory surface on be provided with the second detent mechanism.First detent mechanism matches with the second detent mechanism, assembles frame before frame and second before first, and so that before frame and second, the section difference of frame outside surface is in preset range before first after making to assemble, this preset range is more than or equal to 0mm, is less than or equal to 0.5mm.So, can by back-to-back for two display screens be installed on first respectively before before frame and second on frame, to form the first display screen component and second display screen assembly.Then the first detent mechanism on frame before first and the second detent mechanism be positioned at before second on frame are matched, above-mentioned first display screen component and second display screen assembly are assembled.Due to after assembling before first before frame and second the section difference of frame outside surface be more than or equal to 0mm, be less than or equal to 0.5mm, the module outer surface therefore after assembling is smooth, feels without obvious section difference.
Below, by specific embodiment, the concrete structure of above-mentioned first detent mechanism and the second detent mechanism is described in detail.
Embodiment one
Concrete, carry out cutting along the O-O ' in Fig. 2 a, can obtain the sectional view of frame 10 before first, as shown in Figure 2 b, the first location structure be arranged on the involutory surface A1 of frame 10 before first is at least two the first locating slots 101.
In addition, carry out cutting along the O-O ' in Fig. 2 a, can obtain the sectional view of frame 20 before second, as shown in Figure 2 c, the second detent mechanism be arranged on the involutory surface A2 of frame 20 before second is at least two the second reference columns 201.
On this basis, as shown in Figure 2 d, each second reference column 201 inserts in first locating slot 101, to realize cooperatively interacting of the second detent mechanism and the first detent mechanism, to assemble frame 10 before frame before second 20 and first.
It should be noted that, in order to after making to assemble before first before frame 10 and second the section difference of frame 20 outside surface be more than or equal to 0mm, be less than or equal to 0.5mm, can before preparation first before frame 10 and second frame 20 process in, to the first locating slot 101 be positioned at before first on frame 10, and the position being positioned at the second reference column 201 before second, frame 20 matched with the first locating slot 101 is designed, make the first locating slot 101 with after the relative box of the second reference column 201, as shown in Figure 2 d, before first frame 10 outside surface B1 and second before frame 20 outside surface B2 smooth in junction, without the sense of obvious section difference.
Embodiment two
Concrete, as shown in Figure 3 a, the first detent mechanism be arranged on the involutory surface A1 of frame 10 before first comprises at least one first locating slot 101 and at least one first reference column 102.
As shown in Figure 3 b, the second detent mechanism be arranged on the involutory surface A2 of frame 20 before second comprises at least one second reference column 201 and at least one second locating slot 202.
As shown in Figure 3 c, each second reference column 201 inserts in first locating slot 101, each first reference column 102 inserts in second locating slot 202, to realize cooperatively interacting of the first detent mechanism and the second detent mechanism, to assemble frame 10 before frame before second 20 and first.
So, frame 10 is provided with the first locating slot 101 and the first reference column 102 before first, when frame 20 being provided with before second the second reference column 201 and the second locating slot 202 that coordinate with the first locating slot 101, before above-mentioned first, before frame 10 and second, the structure of frame 20 can be completely the same.Therefore, in order to simplify manufacture craft and reduce assembling tolerance, a mould can be adopted, frame 20 before frame 10 and second before processing first by injection moulding or die cast.So, because frame 20 before frame before first 10 and second is by same mould molding, therefore dimensional uniformity is good, thus before first before frame 10 and second frame 20 involutory after, before first frame 10 outside surface B1 and second before frame 20 outside surface B2 more smooth in junction.
It should be noted that, the cross sectional shape of the utility model to the first locating slot 101 arranged and before first on frame 10 does not limit, and can be to be beneficial to the circle of machine-shaping, rectangle or triangle.In the case, in order to match with the first locating slot 101, the cross sectional shape of the second reference column 201 before second on frame 20 also can be circle, rectangle or triangle accordingly.In addition, the cross sectional shape of the utility model to the first reference column 102 on frame 10 before first does not limit, and can be to be beneficial to the circle of machine-shaping, rectangle or triangle.In the case, in order to match with the first reference column 102, the cross sectional shape of the second locating slot 202 before second on frame 20 also can be circle, rectangle or triangle accordingly.
Further, different application places, the viewing angle of double-side display device is not identical yet.Such as, business hall is handled, under place that water power payment business hall etc. needs user and staff to sit facing each other in some business halls such as mobile phone business, without the need to arranging angle, directly can place perpendicular to desktop between two display screens in double-side display device.
But, for the place that station, airport etc. need double-side display device to be mounted to higher position, the conveniently viewing of user, needs certain angle between two display screens in double-side display device, makes the screen of two display screens all slightly towards ground.In the case, above-mentioned double-side display device as shown in Figure 4, can also comprise A-frame 30.So, can respectively two display screens be installed on two fitting surfaces (i.e. the first fitting surface 301 and the second fitting surface 302) of above-mentioned A-frame 30 by frame 20 before frame before first 10 and second.
Preferably, the cross sectional shape of above-mentioned A-frame 30 can be isosceles triangle, so, the display effect of display with double faces both sides can be made identical.Wherein, above-mentioned two fitting surfaces can be the face at the place, limit that two of these lumbar triangle shapes are equal.
In addition, by processing the apex angle α of different size, the angle of two display screens be installed on A-frame 30 can be regulated, to meet different viewing visual angles.Preferably, the apex angle α of the isoceles triangle tee section of above-mentioned A-frame can be more than or equal to 30 °, is less than or equal to 50 °.Thus make double-side display device AT STATION, the place such as airport is when using, and can reach best viewing visual angle.
It should be noted that, after being provided with above-mentioned A-frame 30 in double-side display device, between two display screens in display device, above-mentioned angle [alpha] will be had.In the case, in order to make reference column can be sticked in locating slot, above-mentioned reference column and locating slot can only be arranged at the below of front frame involutory surface.Below by way of specific embodiment, scheme reference column and locating slot being arranged to the below of front frame involutory surface is described in detail.
Embodiment three
The first detent mechanism before in this enforcement first on frame 10 comprises at least two the first locating slots 101, and the second detent mechanism before second on frame 20 comprises at least two the second reference columns 201.
Concrete, before first, the involutory surface A of frame 10 comprises the first mating area 110 and the first reserved area 111 as shown in Figure 5 a; Before second the involutory surface A2 of frame 20 comprise as shown in Figure 5 b second mating area 210 and second reserved area 211 when, two fitting surfaces of above-mentioned A-frame 30, namely the first fitting surface 301 and the second fitting surface 302 are covered by the first mating area 110 and the second mating area 210 respectively.
In the case, as shown in Figure 5 a, the first locating slot 101 before first on frame 10 is arranged at the first reserved area 111, and as shown in Figure 5 b, the second reference column 201 before second on frame 20 is arranged at the second reserved area 211.
Embodiment four
In this enforcement, the cross sectional shape of A-frame 30 can be isosceles triangle.In addition, the first detent mechanism of frame 10 comprises at least one first locating slot 101 and at least one first reference column 102 before first.And second detent mechanism of frame 20 comprises at least one second reference column 201 and at least one second locating slot 202 before second.
Concrete, before first, the involutory surface A of frame 10 comprises the first mating area 110 and the first reserved area 111 as shown in Figure 3 a; Before second the involutory surface A2 of frame 20 comprise as shown in Figure 3 b second mating area 210 and second reserved area 211 when, two fitting surfaces of above-mentioned A-frame 3, namely the first fitting surface 301 and the second fitting surface 302 are covered by the first mating area 110 and the second mating area 210 respectively.
In the case, as shown in Figure 3 a, the first locating slot 101 before first on frame 10 and the first reference column 102 are arranged in the first reserved area 111.As shown in Figure 3 b, the second reference column 201 before second on frame 20 and the second locating slot 202 are arranged in the second reserved area 211.
Because the structure of frame 20 before frame before first in the present embodiment 10 and second can be completely the same.Therefore, in order to simplify manufacture craft and reduce assembling tolerance, a mould can be adopted, frame 20 before frame 10 and second before processing first by injection moulding or die cast.So, because frame 20 before frame before first 10 and second is by same mould molding, therefore dimensional uniformity is good, thus before first before frame 10 and second frame 20 involutory after, before first frame 10 outside surface B1 and second before frame 20 outside surface B2 more smooth in junction.
On this basis, for the double-side display device in embodiment three and embodiment four, as shown in Figure 6, two side cover plates 40 being installed on A-frame 30 side respectively can also be comprised.Thus can prevent dust or impurity from falling into the hollow position of A-frame 30, adverse influence is caused to two display screens.
In addition, display screen can generate heat in the process of display, in order to avoid arranging side cover plate 40, above-mentioned heat cannot be discharged, and impacts display screen.The ventilating opening 401 of at least one hollow out can be provided with on side cover plate 40.The utility model does not limit the shape of ventilating opening 401 and arrangement.Further, in order to improve radiating effect, in the bottom surface of A-frame as shown in Figure 6, multiple air vent 303 can also be set.
Further, in order to provide the aesthetic property of double-side display device, as shown in Figure 7, before first, the side bound edge 120 of frame 10 and end bound edge 121 form L shape.Before second, frame 20 side bound edge 220 and end bound edge 221 form L shape.So, before first before frame 10 and second frame 20 involutory after, A-frame 30 can be wrapped in wherein.
The above; be only embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; change can be expected easily or replace, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of described claim.
Claims (10)
1. a double-side display device, is characterized in that, comprise be involutory first before frame before frame and second,
Before described first frame involutory surface on be provided with the first detent mechanism;
Before described second frame involutory surface on be provided with the second detent mechanism;
Described first detent mechanism matches with described second detent mechanism, assembles frame before frame and described second before described first, with after making to assemble before described first before frame and described second the section difference of frame outside surface be more than or equal to 0mm, be less than or equal to 0.5mm.
2. double-side display device according to claim 1, is characterized in that, described first detent mechanism is at least two the first locating slots;
Described second detent mechanism is at least two the second reference columns;
Each described second reference column inserts in described first locating slot.
3. double-side display device according to claim 1, is characterized in that,
Described first detent mechanism comprises at least one first locating slot and at least one first reference column;
Described second detent mechanism comprises at least one second reference column and at least one second locating slot;
Each described second reference column inserts in described first locating slot;
Each described first reference column inserts in described second locating slot.
4. double-side display device according to claim 2, is characterized in that, also comprises A-frame; Before described first, the involutory surface of frame comprises the first mating area and the first reserved area, and before described second, the involutory surface of frame comprises the second mating area and the second reserved area;
Described A-frame fitting surface is covered by described first mating area and described second mating area respectively;
Described first locating slot is arranged at described first reserved area;
Described second reference column is arranged at described second reserved area.
5. double-side display device according to claim 3, is characterized in that, also comprises A-frame; Before described first, the involutory surface of frame comprises the first mating area and the first reserved area, and before described second, the involutory surface of frame comprises the second mating area and the second reserved area;
The fitting surface of described A-frame is covered by described first mating area and described second mating area respectively;
Described first locating slot and described first reference column are arranged at described first reserved area;
Described second reference column and described second locating slot are arranged at described second reserved area.
6. the double-side display device according to claim 4 or 5, is characterized in that, the cross section of described A-frame is isosceles triangle.
7. the double-side display device according to claim 4 or 5, is characterized in that, also comprises the side cover plate being installed on described A-frame side respectively.
8. double-side display device according to claim 7, is characterized in that, described side cover plate is provided with the ventilating opening of at least one hollow out.
9. the double-side display device according to claim 3 or 4, is characterized in that, before described first, the side bound edge of frame and end bound edge form L shape;
Before described second, frame side bound edge and end bound edge form L shape.
10. the double-side display device according to claim 3 or 4, is characterized in that, the drift angle of the isoceles triangle tee section of described A-frame is more than or equal to 30 °, is less than or equal to 50 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520648108.1U CN204833930U (en) | 2015-08-25 | 2015-08-25 | Two -sided display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520648108.1U CN204833930U (en) | 2015-08-25 | 2015-08-25 | Two -sided display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204833930U true CN204833930U (en) | 2015-12-02 |
Family
ID=54691503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520648108.1U Active CN204833930U (en) | 2015-08-25 | 2015-08-25 | Two -sided display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204833930U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107680493A (en) * | 2017-10-16 | 2018-02-09 | 广西南宁英凡达科技有限公司 | A kind of free-standing LED electronics dual screen |
| CN107743352A (en) * | 2017-10-16 | 2018-02-27 | 广西南宁英凡达科技有限公司 | A kind of vehicle LED electronics dual screen |
-
2015
- 2015-08-25 CN CN201520648108.1U patent/CN204833930U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107680493A (en) * | 2017-10-16 | 2018-02-09 | 广西南宁英凡达科技有限公司 | A kind of free-standing LED electronics dual screen |
| CN107743352A (en) * | 2017-10-16 | 2018-02-27 | 广西南宁英凡达科技有限公司 | A kind of vehicle LED electronics dual screen |
| CN107743352B (en) * | 2017-10-16 | 2020-06-30 | 广西南宁英凡达科技有限公司 | Vehicle-mounted LED electronic double-display |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR102512657B1 (en) | Housing assembly for integrated display unit | |
| CN204947972U (en) | For the imitative solar energy module in photovoltaic array and the array with power generation solar module thereof | |
| CN203733433U (en) | Electronic bus stop board on basis of wireless network distributed computing | |
| CN204833930U (en) | Two -sided display device | |
| CN203286399U (en) | Backlight module and display device | |
| CN205063431U (en) | Multi -functional classroom of multi -media | |
| CN107888586A (en) | Multi-media dispatcher | |
| CN206431981U (en) | A kind of section bar body structure of LED display | |
| CN202422604U (en) | Assembly structure of display | |
| CN206789264U (en) | A kind of outdoor parking lot banister Multimedia Advertisement Machine | |
| CN210223397U (en) | Three-dimensional LED display screen | |
| CN201178183Y (en) | Connected switch and/or socket panel | |
| CN204462969U (en) | Modular computer combination unit | |
| CN203934162U (en) | A kind of ease of assembly rack | |
| CN204887308U (en) | Network equipment fixing support | |
| CN218471518U (en) | Outdoor arc-shaped multi-surface display screen structure | |
| CN204492604U (en) | A kind of concealed fastening system of building grid | |
| CN104698676A (en) | Liquid crystal membrane set and positioning structure of optical membrane set thereof | |
| CN206115127U (en) | Rear projection screen | |
| CN204715808U (en) | A kind of 3D private savings cinema system | |
| CN103434902A (en) | Ultrathin type elevator maneuvering box | |
| CN205491518U (en) | Outdoor rack of pin -connected panel integration | |
| CN216048645U (en) | Assembly structure of box shell and refrigerator with same | |
| CN207250030U (en) | A kind of display device | |
| CN210626861U (en) | Novel sound-transmitting projection curtain plate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |