CN213934707U - Fixed protector of touch screen display device - Google Patents

Abstract

The utility model relates to a fixing and protecting device, and discloses a fixing and protecting device of a touch screen display device, which comprises a shell, a flat rectangular cavity is arranged in the shell, a window corresponding to the rectangular cavity is arranged on the upper surface of the shell, one side of the shell is provided with a sealing door which opens and closes the rectangular cavity from the side surface, the inner side of the sealing door is provided with an elastic pressing strip, a first elastic limit structure and a second elastic limit structure which can relatively stretch and retract are correspondingly arranged on the side wall of the rectangular cavity at two adjacent sides of the sealing door in the shell, a third elastic limiting structure which can stretch and retract relative to the sealing door is arranged in the rectangular cavity and at a position corresponding to the sealing door, the lower end of the rectangular cavity is provided with an elastic supporting layer, a smooth contact sliding plate is arranged on the elastic supporting layer, and the periphery of a window on the upper wall of the rectangular cavity is provided with a smooth contact sliding plate. The elastic limit protection is adopted, the falling and collision are effectively prevented, and the disassembly and the assembly are clean and convenient.

Description

Fixed protector of touch screen display device

Technical Field

The utility model relates to a fixed protector, in particular to fixed protector of touch screen display device.

Background

Along with the development of technique touch screen display device's application place is more and more extensive, like being applied to restaurant ordering etc. when using the more place of similar mobile personnel, touch screen display device inevitable can be collided or fall carelessly, touch screen display device's touch-control display screen is damaged easily, when having increased the convenience, use cost also greatly increased, general protective sheath installation cover is established at touch screen display device's surface, there is certain effect to preventing colliding with, but not good to the striking effect of great dynamics such as falling.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a fixed protector of touch screen display device.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a touch screen display device fixes protector, includes the casing, be provided with flat rectangle cavity in the casing, the upper surface of casing is provided with the window that corresponds with the rectangle cavity, one side of casing is provided with the sealing door of opening and sealing the rectangle cavity from the side, the inboard of sealing door is provided with elasticity and compresses tightly the strip, correspond on the rectangle cavity lateral wall of the adjacent both sides of sealing door in the casing and be provided with first elasticity limit structure and the second elasticity limit structure that can stretch out and draw back relatively, correspond the position with the sealing door in the rectangle cavity and be provided with the third elasticity limit structure that can stretch out and draw back relatively, the lower extreme of rectangle cavity is provided with the elastic support layer, be provided with glossy contact sliding plate on the elastic support layer, the periphery of window is provided with glossy contact sliding plate on the rectangle cavity upper wall. The elastic limit protection is adopted, the falling and collision are effectively prevented, and the disassembly and the assembly are clean and convenient.

Further, the method comprises the following steps: the first elastic limiting structure comprises a first limiting pressing strip and a plurality of first pressing springs, the second elastic limiting structure comprises a second limiting pressing strip and a plurality of second pressing springs, the inner side surface of one end, adjacent to the sealing door, of the first limiting pressing strip is provided with a first sliding arc surface and a second sliding arc surface which are connected, two ends of the outer side surface of the first limiting pressing strip are provided with first limiting bulges, the side wall of the rectangular cavity is provided with a first limiting boss which limits the moving range of the first limiting bulges, the plurality of first pressing springs are arranged between the two first limiting bulges on the outer side surface of the first limiting pressing strip, two ends of the first pressing springs are respectively fixed on the outer side surface of the first limiting pressing strip and the side wall of the rectangular cavity at horizontal corresponding positions, and the inner side surface of one end, adjacent to the sealing door, of the second limiting pressing strip is provided with a third sliding arc surface and a fourth sliding arc surface which are connected, the two ends of the outer side surface of the second limiting pressing strip are provided with second limiting bulges, the side wall of the rectangular cavity is provided with a second limiting boss for limiting the moving range of the second limiting bulges, the plurality of second pressing springs are arranged between the two second limiting bulges on the outer side surface of the second limiting pressing strip, the two ends of each second pressing spring are respectively fixed at the horizontally corresponding positions on the outer side surface of the second limiting pressing strip and the side wall of the rectangular cavity, the first sliding arc surface and the second sliding arc surface are in smooth transition, the arc diameter of the first sliding arc surface is smaller than that of the second sliding arc surface, the third sliding arc surface and the fourth sliding arc surface are in smooth transition, the arc diameter of the third sliding arc surface is smaller than that of the fourth sliding arc surface, and the first sliding arc surface and the second sliding arc surface respectively correspond to the third sliding arc surface and the fourth sliding arc surface, the third elasticity limit structure includes spacing compressing tightly strip of third and a plurality of third pressure spring, the both ends of the spacing compressing tightly strip lateral surface of third are provided with the spacing arch of third, be provided with the spacing boss of third of restriction third spacing compressing tightly a range of motion on the rectangular cavity lateral wall, a plurality of third pressure spring set up in the spacing compressing tightly strip lateral surface of third between two spacing archs of third, the both ends of third pressure spring are fixed respectively and are being improved level and correspond the position on spacing compressing tightly strip lateral surface of third and the rectangular cavity lateral wall, the inboard of sealing door is provided with the elasticity and compresses tightly the strip. The elastic limiting is realized after the sealing door is completely installed, the automatic popping part of the touch screen display device is opened after the sealing door is opened, the installing tolerance is large, the detaching is simple, the operation is easy, and the detaching and cleaning are convenient.

Further, the method comprises the following steps: the middle parts of the first limiting compression strip, the second limiting compression strip, the third limiting compression strip and the elastic compression strip are respectively provided with a first key abdicating groove, a second key abdicating groove, a third key abdicating groove and a fourth key abdicating groove. The mistaken touch of the keys and the mistaken operation of the touch screen display equipment with the keys on the side are avoided in the loading process and after the loading.

Further, the method comprises the following steps: the natural length of the first compression spring is smaller than the sum of the heights of the first limiting protrusion and the first limiting boss, the height of the first limiting protrusion is larger than the minimum effective length of the first compression spring and the height of the first limiting boss, the natural length of the second compression spring is smaller than the sum of the heights of the second limiting protrusion and the second limiting boss, the height of the second limiting protrusion is larger than the minimum effective length of the second compression spring and the height of the second limiting boss, the natural length of the third compression spring is smaller than the sum of the heights of the third limiting protrusion and the third limiting boss, and the height of the third limiting protrusion is larger than the minimum effective length of the third compression spring and the height of the third limiting boss. Effectively protect the spring, increase practical life.

Further, the method comprises the following steps: the corners of the outer part of the shell are round and smooth fillets. Accidental injury when the touch screen display device in the touch screen display device fixing and protecting device is operated is avoided.

Further, the method comprises the following steps: the upper surface and the surface of the shell are provided with frosted grains which can be matched. Antiskid and easy to be stacked.

Drawings

Fig. 1 is a schematic horizontal sectional view of the touch panel according to the present invention after being assembled into a touch panel;

fig. 2 is a schematic vertical sectional view of the touch screen panel according to the present invention after being assembled.

Labeled as: the touch screen display device comprises a shell 100, a rectangular cavity 101, a window 110, a sealing door 120, an elastic pressing strip 121, a fourth key abdicating groove 122, a first limiting pressing strip 131, a first pressing spring 132, a first limiting protrusion 133, a first sliding arc 134, a second sliding arc 135, a first limiting boss 136, a first key abdicating groove 137, a second limiting pressing strip 141, a second pressing spring 142, a second limiting protrusion 143, a third sliding arc 144, a fourth sliding arc 145, a second limiting boss 146, a second key abdicating groove 147, a third limiting pressing strip 151, a third pressing spring 152, a third limiting protrusion 153, a third limiting boss 154, a third key abdicating groove 155, an elastic support layer 160, a contact sliding plate 161, a contact sliding sheet 162 and a touch screen display device 200.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

As shown in fig. 1 and 2, the touch screen display device fixing and protecting apparatus includes a casing 100, a flat rectangular cavity 101 is provided in the casing 100, a window 110 corresponding to the rectangular cavity 101 is provided on an upper surface of the casing 100, a sealing door 120 for opening and closing the rectangular cavity 101 from a side surface is provided on one side of the casing 100, an elastic pressing strip 121 is provided on an inner side of the sealing door 120, a first elastic limiting structure and a second elastic limiting structure which can relatively extend and retract are correspondingly provided on a sidewall of the rectangular cavity 101 at two sides adjacent to the sealing door 120 in the casing 100, a third elastic limiting structure which can extend and retract relative to the sealing door 120 is provided in the rectangular cavity 101 at a position corresponding to the sealing door 120, an elastic supporting layer 160 is provided at a lower end of the rectangular cavity 101, a smooth contact sliding plate 161 is provided on the elastic supporting layer 160, the periphery of the window 110 on the upper wall of the rectangular cavity 101 is provided with a smooth contact sliding piece 162. In specific implementation, one end of the sealing door 120 is arranged at one end of one side of the casing 100 and can rotate along a rotating shaft at the end, and a matched lock catch is arranged at the other end of the sealing door 120 and the other end of one side of the casing 100; when the touch screen display device 200 is installed, the lock catch is opened, the sealing door 120 is opened around the rotating shaft, the touch screen display device 200 is pressed in from the end, the first elastic limiting structure and the second elastic limiting structure are pressed to move towards two sides in the process that the touch screen display device 200 enters the rectangular cavity 101, the third elastic limiting structure is pressed to move outwards, the touch screen display device 200 is pressed by fingers, the sealing door 120 is closed around the rotating shaft, and the lock catch is locked; at this time, the first elastic limiting structure, the second elastic limiting structure, the third elastic limiting structure and the elastic pressing strip 121 elastically limit the touch screen display device 200 from four directions of a horizontal plane, and the elastic supporting layer 160 and the upper wall of the rectangular cavity 101 limit the touch screen display device 200 from a vertical direction; the contact sliding plate 161 and the contact sliding plate 162 facilitate the sliding of the touch screen display device 200 when pressed into the rectangular cavity 101. The elastic limit protection is adopted, the falling and collision are effectively prevented, and the disassembly and the assembly are clean and convenient.

On the basis, as shown in fig. 1 and fig. 2, the first elastic limiting structure includes a first limiting pressing strip 131 and a plurality of first pressing springs 132, the second elastic limiting structure includes a second limiting pressing strip 141 and a plurality of second pressing springs 142, the inner side surface of the first limiting pressing strip 131 adjacent to the sealing door 120 is provided with a first sliding arc surface 134 and a second sliding arc surface 135 which are connected, two ends of the outer side surface of the first limiting pressing strip 131 are provided with first limiting protrusions 133, the side wall of the rectangular cavity 101 is provided with a first limiting boss 136 which limits the moving range of the first limiting protrusions 133, the plurality of first pressing springs 132 are arranged between the two first limiting protrusions 133 on the outer side surface of the first limiting pressing strip 131, two ends of the first pressing springs 132 are respectively fixed at the outer side surface of the first limiting pressing strip 131 and the side wall of the rectangular cavity 101 at horizontally corresponding positions, the inner side surfaces of the adjacent ends of the second limiting pressing strip 141 and the sealing door 120 are provided with a third sliding arc surface 144 and a fourth sliding arc surface 145 which are connected, the two ends of the outer side surface of the second limiting pressing strip 141 are provided with second limiting protrusions 143, the side wall of the rectangular cavity 101 is provided with a second limiting boss 146 which limits the range of motion of the second limiting protrusions 143, the plurality of second pressing springs 142 are arranged between the two second limiting protrusions 143 on the outer side surface of the second limiting pressing strip 141, the two ends of the second pressing springs 142 are respectively fixed at the horizontally corresponding positions on the outer side surface of the second limiting pressing strip 141 and the side wall of the rectangular cavity 101, the first sliding arc surface 134 and the second sliding arc surface 135 are in smooth transition, the arc diameter of the first sliding arc surface 134 is smaller than that of the second sliding arc surface 135, and the third sliding arc surface 144 and the fourth sliding arc surface 145 are in smooth transition, the arc diameter of the third sliding arc surface 144 is smaller than that of the fourth sliding arc surface 145, the first sliding arc surface 134 and the second sliding arc surface 135 correspond to a third sliding arc surface 144 and a fourth sliding arc surface 145 respectively, the third elastic limit structure includes a third limit pressing bar 151 and a plurality of third pressing springs 152, two ends of the outer side surface of the third limiting pressing strip 151 are provided with third limiting bulges 153, a third limiting boss 154 for limiting the moving range of the third limiting pressing strip 151 is arranged on the side wall of the rectangular cavity 101, the plurality of third pressing springs 152 are arranged between the two third limiting protrusions 153 on the outer side surface of the third limiting pressing bar 151, two ends of the third pressing spring 152 are respectively fixed at the outer side surface of the third limiting pressing strip 151 and the corresponding horizontal position on the side wall of the rectangular cavity 101, and an elastic pressing strip 121 is arranged on the inner side of the sealing door 120. In specific implementation, when the touch screen display device 200 is pressed into the rectangular cavity 101, the plurality of first pressing springs 132 and the plurality of second pressing springs 142 are stressed and compressed, the first limiting pressing bars 131 and the second limiting pressing bars 141 move towards two sides, and the touch screen display device 200 can move inwards normally; two sides of the touch screen display device 200 are sequentially in contact with the first sliding arc surface 134, the third sliding arc surface 144, the second sliding arc surface 135 and the fourth sliding arc surface 145 in the moving process, the front end of the touch screen display device 200 presses the third limiting pressing bar 151 to compress the plurality of third pressing springs 152 in the subsequent process, after the touch screen display device 200 is completely assembled, the plurality of first pressing springs 132, the plurality of second pressing springs 142, the plurality of third pressing springs 152 and the elastic pressing bar 121 are all in a compressed state, the touch screen display device 200 is subjected to elastic pressure in four horizontal directions, and the touch screen display device 200 is convenient to move and operate; when the touch screen display device 200 is dismounted, the sealing door 120 is opened, and the plurality of third pressing springs 152 apply force to the third limiting pressing bars 151 to push the touch screen display device 200 out of the rectangular cavity 101 for a part, so that the touch screen display device 200 is taken out conveniently; the full elasticity is spacing after completely packing into, and the touch screen display device 200 pops up the part automatically after opening sealing door 120, and the tolerance of packing into is big, and it is simple to tear out, easily operates, is convenient for tear out cleanly.

On the basis, as shown in fig. 1 and fig. 2, the first key abdicating groove 137, the second key abdicating groove 147, the third key abdicating groove 155 and the fourth key abdicating groove 122 are respectively arranged at the middle parts of the first limiting pressing strip 131, the second limiting pressing strip 141, the third limiting pressing strip 151 and the elastic pressing strip 121. In a specific implementation process, since some of the side edges of the touch screen display device 200 are provided with the keys, in the process of pushing and installing the touch screen display device 200 into the rectangular cavity 101 and after the touch screen display device 200 is installed, pressure is generated on the keys on the side edges of the touch screen display device 200, unnecessary additional operations are generated, and the use of the touch screen display device 200 is affected, and the keys on the side edges of the touch screen display device 200 are not additionally touched due to the arrangement of the abdicating grooves of the first key abdicating groove 137, the second key abdicating groove 147, the third key abdicating groove 155, and the fourth key abdicating groove 122. The wrong touch of the touch screen display device 200 with keys on the side during and after loading is avoided, and the wrong operation is avoided.

On the basis of the above, as shown in fig. 1 and 2, the natural length of the first pressing spring 132 is smaller than the sum of the heights of the first limiting protrusion 133 and the first limiting boss 136, the height of the first limiting protrusion 133 is greater than the minimum effective length of the first pressing spring 132 and the height of the first limiting boss 136, the natural length of the second pressing spring 142 is smaller than the sum of the heights of the second limiting protrusion 143 and the second limiting boss 146, the height of the second limiting protrusion 143 is greater than the minimum effective length of the second pressing spring 142 and the height of the second limiting boss 146, the natural length of the third pressing spring 152 is smaller than the sum of the heights of the third limiting protrusion 153 and the third limiting boss 154, and the height of the third limiting protrusion 153 is greater than the minimum effective length of the third pressing spring 152 and the height of the third limiting boss 154. In the specific use process, the first pressing spring 132, the second pressing spring 142 and the third pressing spring 152 are not compressed more than the minimum effective length of the first pressing spring, the first limiting protrusion 133 can be prevented from being separated from the first limiting boss 136, the second limiting protrusion 143 can be prevented from being separated from the second limiting boss 146, the third limiting protrusion 153 is prevented from being separated from the third limiting boss 154, the springs are effectively protected, and the service life is prolonged.

In addition, as shown in fig. 1 and 2, the corners of the outer portion of the housing 100 are rounded. Accidental injury during operation of the touch screen display device 200 in the touch screen display device fixing and protecting device is avoided.

On the basis of the above, as shown in fig. 1 and fig. 2, both the upper surface and the surface of the housing 100 are provided with a matable frosted texture. Antiskid and easy to be stacked.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (6)

1. A touch screen display device fixing and protecting device comprises a shell (100), and is characterized in that: a flat rectangular cavity (101) is arranged in the shell (100), a window (110) corresponding to the rectangular cavity (101) is arranged on the upper surface of the shell (100), a sealing door (120) for opening and closing the rectangular cavity (101) from the side is arranged on one side of the shell (100), an elastic pressing strip (121) is arranged on the inner side of the sealing door (120), a first elastic limiting structure and a second elastic limiting structure which can relatively stretch are correspondingly arranged on the side wall of the rectangular cavity (101) on two adjacent sides of the sealing door (120) in the shell (100), a third elastic limiting structure which can relatively stretch relative to the sealing door (120) is arranged in the rectangular cavity (101) corresponding to the sealing door (120), an elastic supporting layer (160) is arranged at the lower end of the rectangular cavity (101), and a smooth contact sliding plate (161) is arranged on the elastic supporting layer (160), the periphery of the window (110) on the upper wall of the rectangular cavity (101) is provided with a smooth contact sliding sheet (162).

2. The touch screen display device fixing and protecting device according to claim 1, wherein: the first elastic limiting structure comprises a first limiting compression strip (131) and a plurality of first compression springs (132), the second elastic limiting structure comprises a second limiting compression strip (141) and a plurality of second compression springs (142), a first sliding arc surface (134) and a second sliding arc surface (135) which are connected are arranged on the inner side face of one end, adjacent to the sealing door (120), of the first limiting compression strip (131), first limiting protrusions (133) are arranged at two ends of the outer side face of the first limiting compression strip (131), first limiting bosses (136) limiting the moving range of the first limiting protrusions (133) are arranged on the side wall of the rectangular cavity (101), the plurality of first compression springs (132) are arranged between two first limiting protrusions (133) on the outer side face of the first limiting compression strip (131), and two ends of each first compression spring (132) are respectively fixed on the outer side face of the first limiting compression strip (131) and the side wall of the rectangular cavity (101) at corresponding positions horizontally The inner side surfaces of the adjacent ends of the second limiting pressing strip (141) and the sealing door (120) are provided with a third sliding arc surface (144) and a fourth sliding arc surface (145) which are connected, two ends of the outer side surface of the second limiting pressing strip (141) are provided with second limiting bulges (143), the side wall of the rectangular cavity (101) is provided with a second limiting boss (146) for limiting the moving range of the second limiting bulges (143), the plurality of second pressing springs (142) are arranged between the two second limiting bulges (143) on the outer side surface of the second limiting pressing strip (141), two ends of each second pressing spring (142) are respectively fixed at the horizontal corresponding positions on the outer side surface of the second limiting pressing strip (141) and the side wall of the rectangular cavity (101), the first sliding arc surface (134) and the second sliding arc surface (135) are in smooth transition, and the arc diameter of the first sliding arc surface (134) is smaller than that of the second sliding arc surface (135), the third sliding arc surface (144) and the fourth sliding arc surface (145) are in smooth transition, the arc diameter of the third sliding arc surface (144) is smaller than that of the fourth sliding arc surface (145), the first sliding arc surface (134) and the second sliding arc surface (135) respectively correspond to the third sliding arc surface (144) and the fourth sliding arc surface (145), the third elastic limiting structure comprises a third limiting pressing strip (151) and a plurality of third pressing springs (152), third limiting bulges (153) are arranged at two ends of the outer side surface of the third limiting pressing strip (151), a third limiting boss (154) for limiting the moving range of the third limiting pressing strip (151) is arranged on the side wall of the rectangular cavity (101), and the plurality of third pressing springs (152) are arranged between the two third limiting bulges (153) on the outer side surface of the third limiting pressing strip (151), and two ends of the third pressing spring (152) are respectively fixed at the outer side surface of the third limiting pressing strip (151) and the corresponding horizontal position on the side wall of the rectangular cavity (101).

3. The touch screen display device fixing and protecting device according to claim 2, wherein: the middle parts of the first limiting compression strip (131), the second limiting compression strip (141), the third limiting compression strip (151) and the elastic compression strip (121) are respectively provided with a first key abdicating groove (137), a second key abdicating groove (147), a third key abdicating groove (155) and a fourth key abdicating groove (122).

4. The touch screen display device fixing and protecting device according to claim 3, wherein: the natural length of the first pressing spring (132) is smaller than the sum of the heights of the first limiting bulge (133) and the first limiting boss (136), the height of the first limit projection (133) is greater than the minimum effective length of the first pressing spring (132) and the height of the first limit boss (136), the natural length of the second pressing spring (142) is smaller than the sum of the heights of the second limiting bulge (143) and the second limiting boss (146), the height of the second limit projection (143) is greater than the minimum effective length of the second pressing spring (142) and the height of the second limit boss (146), the natural length of the third pressing spring (152) is less than the sum of the heights of the third limiting bulge (153) and the third limiting boss (154), the height of the third limiting protrusion (153) is greater than the minimum effective length of the third pressing spring (152) and the height of the third limiting boss (154).

5. The touch screen display device fixing and protecting device according to claim 1, wherein: the corners of the outer part of the shell (100) are round and smooth fillets.

6. The touch screen display device fixing and protecting device according to claim 1, wherein: the upper surface and the surface of the shell (100) are provided with sand grains which can be matched.

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