Reinforced liquid crystal display screen

Abstract

The utility model is applicable to the technical field of display equipment, and provides a reinforced liquid crystal display screen, which comprises a display screen body, a first damping part, a second damping part, a liquid crystal layer, a first liquid crystal layer and a second liquid crystal layer, the display screen body is arranged on a shell, and the first damping part is connected with the shell; the shell comprises a connecting shell and a fixing shell, and the connecting shell comprises a first positioning piece and a second damping piece. The display screen mainly comprises the display screen body and the outer shell, the impact of vibration of the display screen body in the using process on the display screen body can be reduced through the first damping piece, and the second damping piece on the outer wall face of the connecting shell is connected with the fixing shell; the first damping piece on the display screen body is connected with the connecting shell, and the second damping piece on the outer wall face of the connecting shell is connected with the fixing shell, so that the influence of vibration on the display screen body is reduced, and it is avoided that due to external frequent vibration, the display screen is damaged, and use of the display screen is affected.

Description

Technical Field

[0001] This utility model belongs to the field of display device technology, and in particular relates to a ruggedized liquid crystal display screen. Background Technology

[0002] Billboard displays are mainly used for advertising and marketing, information dissemination, decoration and beautification, commercial and economic benefits, interaction and experience, data collection and analysis, etc., and their main application areas include: advertising and marketing, stage performances, business conferences and presentations, information dissemination, sports venues, control rooms and monitoring, outdoor event displays, art exhibitions, interactive experiences, emergency information dissemination, etc.

[0003] In the existing technology, most billboards mainly install LCD screens and control components such as circuit boards in a protective shell, and then connect a power source to display the required images or information. However, during use, because the screen needs to be fixed in the protective shell, long-term use during transportation, installation or use can cause damage to the screen and the protective shell due to external vibrations caused by the operation of the cooling fan, wind force or human factors, thus affecting the use of the screen. Utility Model Content

[0004] The purpose of this utility model embodiment is to provide a ruggedized liquid crystal display screen, which aims to solve the problem that when the display screen needs to be fixedly installed in a protective shell, during the transportation, installation or use process, long-term use will cause the display screen and the protective shell to be damaged by external vibration due to the vibration generated by the operation of the cooling fan, the wind force or human factors, thus affecting the use of the display screen.

[0005] This utility model embodiment is implemented as follows: a ruggedized liquid crystal display screen, the ruggedized liquid crystal display screen comprising:

[0006] The display screen body is mounted on the outer casing. The display screen body is provided with a first shock absorber, which is connected to the outer casing. The first shock absorber is used to reduce the impact of vibration on the display screen.

[0007] The outer casing includes a connecting shell and a fixing shell. The connecting shell is connected to the display screen body. The connecting shell includes a first positioning member and a second shock absorber. The first positioning member is used to position the display screen body. The second shock absorber is located on the outer wall of the connecting shell and is connected to the fixing shell. The second shock absorber is used to reduce the impact of vibration on the connecting shell and the display screen.

[0008] Preferably, the display screen body is further provided with a set of first connecting protrusions, the set of first connecting protrusions being located on the back of the display screen body, and the first connecting protrusions being used to connect with the inner wall of the connecting shell.

[0009] Preferably, a set of positioning protrusions is provided on the back of the display screen body. The set of positioning protrusions is used to position the connecting shell. The positioning protrusions are respectively provided with first mounting holes on their opposite sides. The first mounting holes are used to install the first shock absorber. The first shock absorber is installed on the wall of the first mounting hole by a first elastic member.

[0010] Preferably, the connecting shell is an annular shell, and a third shock absorber is provided on the outer wall of the connecting shell. The third shock absorber is flush with the top surface of the connecting shell and is used to reduce the vibration between the connecting shell and the fixed shell.

[0011] Preferably, the inner wall of the connecting shell is provided with a set of connecting grooves and a set of first connecting rods. The set of connecting grooves are respectively located on two opposite sides of the inner wall of the connecting shell, and the connecting grooves are used to connect with the display screen body. The set of first connecting rods are arranged in parallel, and the set of first connecting rods are respectively provided with first connecting holes on opposite sides, and the first connecting holes are used to connect with the first shock absorber.

[0012] Preferably, the first positioning component includes a connecting plate, a second connecting rod, and a set of positioning rods. The connecting plate is installed on the inner wall of the connecting shell. The connecting plate is provided with a second connecting hole for connecting with the second connecting rod. The two ends of the second connecting rod are respectively connected to a set of positioning rods through a second elastic element. The positioning rod includes a connecting part and a positioning part. The connecting part is hollow rod-shaped and connected to the second connecting rod. The positioning part is plate-shaped and used to position the side of the display screen body.

[0013] Preferably, the outer wall of the connecting shell is further provided with a plurality of second mounting holes. The second mounting holes are used for mounting the second shock absorber. The second shock absorber includes a mounting protrusion and a positioning block. The mounting protrusion is embedded in the second mounting hole. The two opposite sides of the mounting protrusion are respectively connected to the wall of the second mounting hole through a third elastic member. The positioning block is mounted on the front side of the mounting protrusion through a fourth elastic member. The positioning block is used to position and fix the shell.

[0014] Preferably, the inner wall of the fixed shell is provided with an annular positioning groove, the positioning groove is used to position the connecting shell, and the fixed shell is used to fix the connecting shell and the display screen body connected to the connecting shell.

[0015] This utility model provides a ruggedized liquid crystal display screen, which mainly includes a display screen body and a housing. A first shock absorber connected to the housing is provided on the display screen. The first shock absorber can reduce the impact of vibration on the display screen body during use. The housing mainly includes a connecting shell and a fixing shell. The display screen body is positioned by a first positioning member on the connecting shell so that the first shock absorber of the display screen body is connected to the connecting shell. A second shock absorber on the outer wall of the connecting shell is connected to the fixing shell. The second shock absorber can reduce the impact of vibration on the connecting shell connected to the fixing shell and the display screen body. The connection between the first shock absorber on the display screen body and the connecting shell, and the connection between the second shock absorber on the outer wall of the connecting shell and the fixing shell, are used to reduce the impact of vibration on the display screen body and avoid damage to the display screen due to frequent external vibration, thus affecting the use of the display screen. Attached Figure Description

[0016] Figure 1 A three-dimensional structural diagram of a ruggedized liquid crystal display screen provided for an embodiment of this utility model;

[0017] Figure 2 An exploded view of a ruggedized liquid crystal display screen provided for an embodiment of this utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the back of the display screen body in a ruggedized liquid crystal display screen provided in an embodiment of the present invention;

[0019] Figure 4 for Figure 3 A magnified schematic diagram of the partial structure at point A in the middle;

[0020] Figure 5 A schematic diagram of the connecting shell in a ruggedized liquid crystal display screen provided for an embodiment of this utility model;

[0021] Figure 6 A cross-sectional view of a ruggedized liquid crystal display screen provided for an embodiment of this utility model;

[0022] Figure 7 for Figure 6 A magnified structural diagram of section B in the middle.

[0023] In the attached diagram: 1. Display screen body; 11. First connecting protrusion; 12. First shock absorber; 13. Positioning protrusion; 2. Outer shell; 21. Connecting shell; 211. First positioning component; 2111. Connecting plate; 2112. Second connecting rod; 2113. Positioning rod; 212. Second shock absorber; 213. First connecting rod; 214. Connecting groove; 215. Third shock absorber; 22. Fixing shell. Detailed Implementation

[0024] To make the objectives, technical solutions, and advantages of this utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present utility model and are not intended to limit the present utility model.

[0025] The specific implementation of this utility model will be described in detail below with reference to specific embodiments.

[0026] like Figure 1-2 The diagram shown is a structural diagram of a reinforced liquid crystal display screen provided in an embodiment of the present utility model, including: a display screen body 1, the display screen body 1 being mounted on a housing 2, the display screen body 1 being provided with a first shock absorber 12, the first shock absorber 12 being connected to the housing 2, and the first shock absorber 12 being used to reduce the impact of vibration on the display screen;

[0027] The outer casing 2 includes a connecting shell 21 and a fixing shell 22. The connecting shell 21 is connected to the display screen body 1. The connecting shell 21 includes a first positioning member 211 and a second shock absorber 212. The first positioning member 211 is used to position the display screen body 1. The second shock absorber 212 is located on the outer wall of the connecting shell 21 and is connected to the fixing shell 22. The second shock absorber 212 is used to reduce the impact of vibration on the connecting shell 21 and the display screen.

[0028] In this embodiment of the utility model, preferably, the ruggedized LCD display is mainly suitable for outdoor billboards. After connecting the ruggedized LCD display to the circuit board module, information or images can be displayed through the display body 1. The ruggedized LCD display mainly includes the display body 1 and the outer shell 2. The display body 1 is mounted on the outer shell 2, and a first shock-absorbing member 12 is provided on the display body 1 to connect with the connecting shell 21 of the outer shell 2. The connection between the connecting shell 21 and the display body 1 is achieved by positioning the first positioning member 211 so that the display body is completely connected to the inner wall of the connecting shell 21. A connection to the fixing shell 22 is provided on the outer wall of the connecting shell 21. The second shock absorber 212 can reduce the impact of vibrations caused by external environment on the connection shell 21 and the display screen body 1 on the connection shell 21 or the vibrations caused by impact on the fixed shell 22. The outer shell 2 can also protect the display screen body 1. The connection between the display screen body 1 and the connection shell 21 is provided with the first shock absorber 12, and the connection between the connection shell 21 and the fixed shell 22 is provided with the second shock absorber 212. The double buffering of the first shock absorber 12 and the second shock absorber 212 can reduce the vibrations caused by external factors to the display screen body 1 during use, and avoid damage to the display screen due to frequent vibrations.

[0029] In one embodiment of this utility model, the utility model mainly includes a display screen body 1 and a housing 2. A first shock absorber 12 connected to the housing 2 is provided on the display screen. The first shock absorber 12 can reduce the impact of vibration on the display screen body 1 during use. The housing 2 mainly includes a connecting shell 21 and a fixing shell 22. The display screen body 1 is positioned by a first positioning member 211 on the connecting shell 21 so that the first shock absorber 12 of the display screen body 1 is connected to the connecting shell 21. A second shock absorber 212 on the outer wall of the connecting shell 21 is connected to the fixing shell 22. The second shock absorber 212 can reduce the impact of vibration on the connecting shell 21 connected to the fixing shell 22 and the display screen body 1. The connection of the first shock absorber 12 on the display screen body 1 to the connecting shell 21 and the connection of the second shock absorber 212 on the outer wall of the connecting shell 21 to the fixing shell 22 reduces the impact of vibration on the display screen body 1 and avoids damage to the display screen due to frequent external vibration, thus affecting the use of the display screen.

[0030] like Figure 1-4 As shown, in a preferred embodiment of the present invention, the display screen body 1 is further provided with a set of first connecting protrusions 11. The set of first connecting protrusions 11 is located on the back of the display screen body 1, and the first connecting protrusions 11 are used to connect with the inner wall of the connecting shell 21.

[0031] In this embodiment of the present invention, preferably, the display body 1 connected to the connecting shell 21 is further provided with a first connecting protrusion 11. The first connecting protrusion 11 may be a rectangular plate-shaped protrusion on the back of the display body 1, and the first connecting protrusion 11 is perpendicular to the back of the display body 1 and the back is flush with the side of the display body 1 so as to fully connect the first connecting protrusion 11 to the inner wall surface of the connecting shell 21. The two first connecting protrusions 11 are respectively close to the two opposite sides of the display body 1.

[0032] like Figure 1-4 As shown, in a preferred embodiment of the present utility model, a set of positioning protrusions 13 are provided on the back of the display screen body 1. The set of positioning protrusions 13 is used to position the connecting shell 21. The positioning protrusions 13 are respectively provided with first mounting holes on their opposite sides. The first mounting holes are used to install the first shock absorber 12. The first shock absorber 12 is installed on the wall of the first mounting hole through a first elastic member.

[0033] In this embodiment of the present invention, preferably, a positioning protrusion 13 is provided on the back of the display screen body 1. The bottom surface of the positioning protrusion 13 is lower than the bottom surface of the first connecting protrusion 11. First mounting holes for mounting the first shock absorber 12 are respectively provided on opposite sides of the positioning protrusion 13. Two positioning protrusions 13 are provided, and the side closest to the first connecting protrusion 11 and adjacent to the opposite side of the display screen body 1 are respectively positioned close to the first connecting protrusion 11. The first shock absorber 12 mounted on the first mounting hole is connected to the hole wall of the first mounting hole through a first elastic member. This allows the connecting shell 21 connected to the first shock absorber 12 to be supported and buffered by the first elastic member between it and the display screen body 1, thus avoiding or reducing the impact of external vibrations on the display screen body 1.

[0034] like Figure 5-7 As shown, in a preferred embodiment of the present invention, the connecting shell 21 is an annular shell, and a third damping member 215 is provided on the outer wall of the connecting shell 21. The third damping member 215 is flush with the top surface of the connecting shell 21 and is used to reduce the vibration between the connecting shell 21 and the fixed shell 22.

[0035] In this embodiment of the present invention, preferably, the connecting shell 21 connected to the display screen body 1 and the fixing shell 22 can be a ring-shaped shell with a certain thickness. A third shock absorber 215 is provided on the outer wall surface where the connecting shell 21 and the fixing shell 22 are connected. The third shock absorber 215 can be a ring-shaped sleeve, and the third shock absorber 215 can be made of a material with a certain degree of extensibility and shock absorption effect, such as rubber. The ring-shaped third shock absorber 215 can increase the contact area between the connecting shell 21 and the fixing shell 22 in order to minimize the vibration friction between the connecting shell 21 and the fixing shell 22 and reduce damage to the display screen body 1.

[0036] like Figure 5-7 As shown, in a preferred embodiment of the present invention, the inner wall of the connecting shell 21 is provided with a set of connecting grooves 214 and a set of first connecting rods 213. The set of connecting grooves 214 are respectively located on two opposite sides of the inner wall of the connecting shell 21, and the connecting grooves 214 are used to connect with the display screen body 1; the set of first connecting rods 213 are arranged in parallel, and the set of first connecting rods 213 are respectively provided with first connecting holes on opposite sides, and the first connecting holes are used to connect with the first shock absorber 12.

[0037] In this embodiment of the present invention, preferably, a set of connecting grooves 214 for connecting to the display screen body 1 are provided on the inner wall surface of the connecting shell 21, and a set of first connecting rods 213 are connected to the first shock absorber 12. The connecting grooves 214 can be located on two opposite inner wall sides of the connecting shell 21. The connecting grooves 214 can be formed by two protrusions arranged side by side to form a connecting groove 214 for installing the first connecting protrusion 11 of the display screen body 1, so that the first connecting protrusion 11 is embedded in the connecting groove 214 of the connecting shell 21. Alternatively, the connecting groove 214 can be a recessed connecting groove 214 with a certain depth directly provided on the inner side surface of the connecting shell 21. Preferably, the first connecting rods 213 are respectively installed on two inner sides adjacent to the connecting grooves 214, and the first connecting rods 213 are connected to the first shock absorber 12 installed on the positioning protrusion 13 of the display screen body 1, so that the first shock absorber 12 is embedded in the first connecting hole of the first connecting rod 213.

[0038] like Figure 5-7 As shown, in a preferred embodiment of the present invention, the first positioning member 211 includes a connecting plate 2111, a second connecting rod 2112, and a set of positioning rods 2113. The connecting plate 2111 is installed on the inner wall of the connecting shell 21. The connecting plate 2111 is provided with a second connecting hole for connecting with the second connecting rod 2112. The two ends of the second connecting rod 2112 are respectively connected to a set of positioning rods 2113 through a second elastic member. The positioning rod 2113 includes a connecting part and a positioning part. The connecting part is hollow rod-shaped and connected to the second connecting rod 2112. The positioning part is plate-shaped and used to position the side of the display screen body 1.

[0039] In this embodiment of the present invention, preferably, the first positioning member 211 on the connecting shell 21 mainly includes a positioning plate, a second connecting rod 2112 and a set of positioning rods 2113. The connecting plate 2111 can be installed on the inner wall side of the connecting shell 21 and installed on the same surface as the first connecting rod 213 and located below the first connecting rod 213. The second connecting rod 2112 is inserted into the second connecting hole on the connecting plate 2111 and the length direction of both ends is perpendicular to the two inner sides where the connecting groove 214 is located. The two ends of the second connecting rod 2112 are respectively connected to a set of positioning rods 2113. The positioning rod 2113 is connected to the second connecting rod 2112 through a second elastic member by means of a hollow rod-shaped connecting part. The position of the positioning part is adjusted by means of compression or stretching of the second elastic member to realize the positioning of the display screen body 1.

[0040] like Figure 5-7As shown, in a preferred embodiment of the present invention, the outer wall of the connecting shell 21 is further provided with a plurality of second mounting holes. The second mounting holes are used for mounting the second shock absorber 212. The second shock absorber 212 includes a mounting protrusion and a positioning block. The mounting protrusion is embedded in the second mounting hole. The two opposite sides of the mounting protrusion are respectively connected to the wall of the second mounting hole through a third elastic member. The positioning block is mounted on the front side of the mounting protrusion through a fourth elastic member. The positioning block is used to position and fix the shell 22.

[0041] In this embodiment of the present invention, preferably, a plurality of second mounting holes for mounting the second shock absorber 212 are provided on the outer wall surface of the connecting shell 21. The second shock absorber 212 mainly includes a mounting protrusion and a positioning block. The two sides of the mounting protrusion are connected to the wall surface of the second mounting hole through two third elastic members. The mounting protrusion is connected to the positioning block for positioning the fixed shell 22 through a fourth elastic member. The reset after compression or stretching of the third elastic member and the fourth elastic member can buffer the vibration caused by external factors, and reduce the impact of buffered vibration on the connection between the fixed shell 22 and the connecting shell 21 from two directions.

[0042] like Figure 1-2 As shown, in a preferred embodiment of the present invention, the inner wall of the fixing shell 22 is provided with an annular positioning groove, the positioning groove is used to position the connecting shell 21, and the fixing shell 22 is used to fix the connecting shell 21 and the display screen body 1 connected to the connecting shell 21.

[0043] In this embodiment of the present invention, preferably, the inner wall shape of the fixed shell 22 can be similar to the outer wall shape of the connecting shell 21 so as to facilitate the connection between the connecting shell 21 and the fixed shell 22, and a positioning groove is provided for positioning the connecting shell 21. The fixed shell 22 is used to fix the connecting shell 21 and the display screen body 1. The fixed shell 22 can also be used to fix the control module electrically connected to the display screen body 1 so that the display screen body 1 can display images or information.

[0044] The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A ruggedized liquid crystal display screen, characterized in that, The ruggedized liquid crystal display screen includes: The display screen body is mounted on the outer casing. The display screen body is provided with a first shock absorber, which is connected to the outer casing. The first shock absorber is used to reduce the impact of vibration on the display screen. The outer casing includes a connecting shell and a fixing shell. The connecting shell is connected to the display screen body. The connecting shell includes a first positioning member and a second shock absorber. The first positioning member is used to position the display screen body. The second shock absorber is located on the outer wall of the connecting shell and is connected to the fixing shell. The second shock absorber is used to reduce the impact of vibration on the connecting shell and the display screen.

2. The ruggedized liquid crystal display screen according to claim 1, characterized in that, The display screen body is also provided with a set of first connecting protrusions, which are located on the back of the display screen body and are used to connect with the inner wall of the connecting shell.

3. The ruggedized liquid crystal display screen according to claim 1, characterized in that, A set of positioning protrusions is provided on the back of the display screen body. The set of positioning protrusions is used to position the connecting shell. The positioning protrusions are respectively provided with first mounting holes on their opposite sides. The first mounting holes are used to install the first shock absorber. The first shock absorber is installed on the wall of the first mounting hole through a first elastic member.

4. The ruggedized liquid crystal display screen according to claim 1, characterized in that, The connecting shell is an annular shell, and a third shock absorber is provided on the outer wall of the connecting shell. The third shock absorber is flush with the top surface of the connecting shell and is used to reduce the vibration between the connecting shell and the fixed shell.

5. The ruggedized liquid crystal display screen according to claim 1, characterized in that, The inner wall of the connecting shell is provided with a set of connecting grooves and a set of first connecting rods. The set of connecting grooves are located on two opposite sides of the inner wall of the connecting shell, and the connecting grooves are used to connect with the display screen body. The set of first connecting rods are arranged in parallel, and the set of first connecting rods are provided with first connecting holes on opposite sides, and the first connecting holes are used to connect with the first shock absorber.

6. The ruggedized liquid crystal display screen according to claim 1, characterized in that, The first positioning component includes a connecting plate, a second connecting rod, and a set of positioning rods. The connecting plate is installed on the inner wall of the connecting shell. The connecting plate is provided with a second connecting hole for connecting with the second connecting rod. The two ends of the second connecting rod are respectively connected to a set of positioning rods through a second elastic element. The positioning rod includes a connecting part and a positioning part. The connecting part is hollow rod-shaped and connected to the second connecting rod. The positioning part is plate-shaped and used to position the side of the display screen body.

7. The ruggedized liquid crystal display screen according to claim 1, characterized in that, The outer wall of the connecting shell is also provided with a plurality of second mounting holes. The second mounting holes are used for mounting the second shock absorber. The second shock absorber includes a mounting protrusion and a positioning block. The mounting protrusion is embedded in the second mounting hole. The two opposite sides of the mounting protrusion are respectively connected to the wall of the second mounting hole through a third elastic member. The positioning block is mounted on the front side of the mounting protrusion through a fourth elastic member. The positioning block is used to position and fix the shell.

8. The ruggedized liquid crystal display screen according to claim 1, characterized in that, The inner wall of the fixed shell is provided with an annular positioning groove, which is used to position the connecting shell. The fixed shell is used to fix the connecting shell and the display screen body connected to the connecting shell.

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