CN214889909U - Horizontal-vertical screen switching structure and liquid crystal touch all-in-one machine applying same - Google Patents
Horizontal-vertical screen switching structure and liquid crystal touch all-in-one machine applying same Download PDFInfo
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- CN214889909U CN214889909U CN202120796074.6U CN202120796074U CN214889909U CN 214889909 U CN214889909 U CN 214889909U CN 202120796074 U CN202120796074 U CN 202120796074U CN 214889909 U CN214889909 U CN 214889909U
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Abstract
The utility model discloses a violently erect screen switching structure, include: the rotating piece is fixedly connected with the rear cover of the liquid crystal touch all-in-one machine; the bracket is rotatably connected with the rotating piece; the connecting piece is inserted in the rotating piece and fixedly connected with the bracket; the limiting part is arranged on the bracket, and the end part of the limiting part is provided with an elastic bulge; the rotation detection mechanism is electrically connected with a control circuit board in the liquid crystal touch control all-in-one machine, when the rotating piece rotates, the control circuit board monitors a rotation angle signal of the rotating piece in real time through the rotation detection mechanism, and when the rotation angle of the rotating piece is +/-90 degrees, the liquid crystal touch control all-in-one machine is switched to a transverse screen display mode; when the rotation angle of the rotating piece is 0 degree or 180 degrees, the liquid crystal touch all-in-one machine is switched to a vertical screen display mode. The liquid crystal touch all-in-one machine with the liquid crystal touch all-in-one machine further comprises a liquid crystal touch all-in-one machine body, and the liquid crystal touch all-in-one machine solves the problems that the existing liquid crystal touch all-in-one machine cannot rotate to switch horizontal and vertical modes, the display modes cannot be switched according to various functions integrated on the liquid crystal touch all-in-one machine, and users are inconvenient to use.
Description
Technical Field
The utility model belongs to the technical field of the multimedia device technique and specifically relates to a violently erect screen switching structure and use its liquid crystal touch-control all-in-one.
Background
The liquid crystal touch all-in-one machine brings convenience to life and work of people, and along with the development of the liquid crystal touch all-in-one machine technology, the functions which can be realized by the liquid crystal touch all-in-one machine are increased. The multimedia equipment with single function can not meet the requirements of consumers, and the liquid crystal touch all-in-one machine integrating multiple functions gradually replaces the traditional multimedia equipment to enter the daily life of people.
When the existing liquid crystal touch all-in-one machine realizes multiple different use functions, the connection between a screen and a support is fixed, when different functions of the liquid crystal touch all-in-one machine are used, a user may need to switch the display mode of the display screen according to a use scene and function application, but the display screen cannot switch the horizontal and vertical screen display modes due to the fact that the display screen cannot rotate to switch the horizontal and vertical modes, when the liquid crystal touch all-in-one machine needs to use but is not limited to fitness, entertainment, beauty, family education, TV and other functions, the horizontal and vertical screen display modes cannot be switched according to the used functions and scenes, and the use habits of people are adapted.
Therefore, it is necessary to design a structure for enabling the liquid crystal touch all-in-one machine to realize horizontal and vertical screen switching and a display screen using the switching structure and capable of switching a display interface according to a horizontal mode and a vertical mode.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a violently erect screen switching structure and use its liquid crystal touch-control all-in-one for solve the unable rotatory switching of current liquid crystal touch-control all-in-one and violently erect, lead to it can't switch the display mode according to the multiple functions of set above that, lead to user's awkward problem.
In order to achieve the above object, the utility model provides a violently erect screen and switch structure and use liquid crystal touch-control all-in-one of this structure, specific embodiment is as follows:
a horizontal and vertical screen switching structure comprising:
the rotating piece is fixedly connected with the rear cover of the liquid crystal touch all-in-one machine;
the bracket is rotatably connected with the rotating piece;
the connecting piece is inserted in the rotating piece and is fixedly connected with the bracket;
the limiting part is arranged on the bracket, and the end part of the limiting part is provided with an elastic bulge which is elastically clamped with the rear cover of the liquid crystal touch all-in-one machine;
the rotation detection mechanism is arranged in the liquid crystal touch all-in-one machine and is electrically connected with a control circuit board in the liquid crystal touch all-in-one machine, when the rotating piece rotates, the control circuit board monitors a rotation angle signal of the rotating piece in real time through the rotation detection mechanism, when the rotation angle of the rotating piece is +/-90 degrees, the liquid crystal touch all-in-one machine is perpendicular to the support, and the liquid crystal touch all-in-one machine is switched to a horizontal screen display mode; when the rotation angle of the rotating piece is 0 degree or 180 degrees, the liquid crystal touch all-in-one machine is parallel to the support, and the liquid crystal touch all-in-one machine is switched to a vertical screen display mode.
At present, the connection between the screen and the support of the existing liquid crystal touch all-in-one machine is fixed, when different functions of the liquid crystal touch all-in-one machine are used, because the display mode of the screen is limited to a single horizontal screen or a single vertical screen, a user cannot switch the screen display mode of the liquid crystal touch all-in-one machine according to the used function and scene, so that visual incompatibility and inconvenient use can occur when individual integrated functions are used, for example, the vertical screen mode is inconvenient to watch when the entertainment function is used, the educational function is inconvenient to write when in use, and the like, and the body building video is inconvenient to watch synchronously when the body building function is used in the horizontal screen mode.
Compared with the prior art, the transverse and vertical screen switching structure of the utility model has the advantages that the rotary piece is fixedly connected on the rear cover of the liquid crystal touch control all-in-one machine, the rotary piece is connected with the support through the connecting piece, so that the connecting piece is fixed with the support, the rotary piece is fixed with the liquid crystal touch control all-in-one machine, when the rotary piece rotates, the liquid crystal touch control all-in-one machine is driven by the rotary piece to rotate, the transverse and vertical screen mode switching of the liquid crystal touch control all-in-one machine is realized, the liquid crystal touch control all-in-one machine which rotates in place is fixed through the elastic bulge of the limiting part and the elastic clamping of the rear cover of the liquid crystal touch control all-in-one machine, the gravity is avoided from causing the rotation of the liquid crystal touch control all-in-one machine, the rotation information of the rotary piece detected by the rotation detection mechanism is converted into an angle signal to be transmitted to the control circuit board in the liquid crystal touch control all-in-one machine, the liquid crystal touch control all-in-one machine switches the transverse screen display mode or the vertical screen display mode according to the rotated angle signal, the liquid crystal touch all-in-one machine is adaptive to the horizontal and vertical screen states, and the problem that the existing liquid crystal touch all-in-one machine cannot be rotated to switch the horizontal and vertical modes, so that the display mode cannot be switched according to various functions integrated on the liquid crystal touch all-in-one machine, and the use is inconvenient for users is effectively solved.
Preferably, two ends of the rotating member are provided with outwardly extending convex rings, the end of one of the convex rings is abutted to the support, the other convex ring is inserted into the liquid crystal touch all-in-one machine, and the rotating member is abutted to the rear cover of the liquid crystal touch all-in-one machine and is fixed to the rear cover of the liquid crystal touch all-in-one machine in a screwed manner.
Furthermore, the middle part of the rotating part is arranged in a hollow mode, a mounting hole penetrating through the rotating part is formed by the rotating part and the convex ring, the connecting part is inserted into the mounting hole, the end part of the connecting part is fixedly connected with the support, and the other end of the connecting part is abutted to the rotating part.
Furthermore, a groove is formed in the support, and the end of the connecting piece is inserted into the groove and is fixed with the groove bottom of the groove in a threaded connection mode.
Preferably, a first light reflecting area and a second light reflecting area are arranged on the bracket, an included angle between the first light reflecting area and the second light reflecting area ranges from 0 to plus or minus 90 degrees, the rotation detection mechanism comprises two pairs of infrared transmitting and receiving geminate transistors which are arranged on the rotating part or the rear cover of the liquid crystal touch all-in-one machine and electrically connected with a control circuit board of the liquid crystal touch all-in-one machine, when one pair of infrared transmitting and receiving geminate transistors corresponds to the first light reflecting area or the second light reflecting area, the other pair of infrared transmitting and receiving geminate transistors are positioned outside the first light reflecting area and the second light reflecting area, and the control circuit board controls the liquid crystal touch all-in-one machine to switch a horizontal screen display mode and a vertical screen display mode according to angle signals sent by the different infrared transmitting and receiving geminate transistors.
Preferably, the rotation detection mechanism is a tilt sensor arranged on a control circuit board built in the liquid crystal touch control all-in-one machine.
Furthermore, the rotating part is provided with a limiting rod inserted in the arc-shaped limiting groove.
Preferably, a plurality of bearings are sleeved on the connecting piece, and the bearings are located in the mounting holes.
Preferably, the limiting parts are fixed on the support in a threaded manner and are at least arranged at two end parts of the support, and the elastic bulges at the end parts are elastically contracted, clamped and fixed with the rear cover of the liquid crystal touch all-in-one machine.
A liquid crystal touch all-in-one machine comprises any one of the transverse and vertical screen switching structure, a plurality of clamping holes for clamping the elastic protrusions are formed in the rear cover of the liquid crystal touch all-in-one machine, and connecting holes are formed in the rear cover of the liquid crystal touch all-in-one machine and communicated with a mounting hole, and a connecting piece penetrates through the connecting holes to be inserted into the mounting hole and fixed with a support in a threaded connection mode.
Based on the technical scheme, the utility model discloses for prior art, following beneficial effect has:
1. the rotating piece is fixed on the rear cover of the liquid crystal touch all-in-one machine in a threaded connection mode, and the connection mode is simple and stable and is convenient to disassemble and assemble.
2. Through the middle part cavity setting at the rotating member, cooperation bulge loop forms the mounting hole, installation and rotating member rotatable coupling's connecting piece in the mounting hole, connecting piece and support spiro union are fixed for the back lid and the support rotatable coupling of liquid crystal touch-control all-in-one, liquid crystal touch-control all-in-one can be turned angle under the drive of rotating member, switch horizontal screen or erect the screen.
3. By arranging the rotation detection mechanism into two pairs of infrared transmitting and receiving geminate transistors, when the liquid crystal touch control all-in-one machine rotates to be vertical to the horizontal plane, the positions of one pair of infrared transmitting and receiving geminate transistors are positioned in the first light reflecting region or the second light reflecting region, when the liquid crystal touch control all-in-one machine rotates to be parallel to the horizontal plane, the positions of the other pair of infrared transmitting and receiving geminate transistors are positioned in the first light reflecting region or the second light reflecting region, and the liquid crystal touch control all-in-one machine switches the horizontal and vertical screen display modes of the screen according to information fed back by the two pairs of infrared transmitting and receiving geminate transistors.
4. The rotation detection mechanism is set as the tilt angle sensor, the rotation angle of the liquid crystal touch all-in-one machine can be detected in real time in the rotation process of the liquid crystal touch all-in-one machine, and when the liquid crystal touch all-in-one machine rotates to two states parallel to or vertical to the horizontal plane, the liquid crystal touch all-in-one machine switches the horizontal and vertical screen display modes of the screen according to information fed back by the tilt angle sensor.
5. Through set up the card hole on the back lid at liquid crystal touch-control all-in-one, utilize card hole and the bellied joint of elasticity, carry on spacingly after rotatory to the position to liquid crystal touch-control all-in-one, avoid liquid crystal touch-control all-in-one because the condition of displacement takes place under the use of gravity to because the bellied shrink of elasticity, only need break off with the fingers and thumb when needs rotate liquid crystal touch-control all-in-one and can realize rotating, the rotation mode is simple convenient.
Drawings
Fig. 1 is a schematic structural view of a horizontal screen mode of the present invention;
fig. 2 is a schematic structural diagram of a vertical screen mode of the present invention;
fig. 3 is a cross-sectional view of the present invention;
fig. 4 is an exploded view of the present invention.
Detailed Description
The utility model discloses a violently erect screen switching structure and use its liquid crystal touch-control all-in-one with the accompanying drawing description.
Example 1:
as shown in fig. 1 to 4, the horizontal and vertical screen switching structure includes a rotating member 1 installed on a rear cover of the liquid crystal touch control integrated machine 2, a connecting member 4 inserted into the rotating member 1 and rotatably connected to the rotating member 1, and a bracket 3 fixedly connected to the connecting member 4, where the bracket 3 is hung on a wall, a rack, or a cabinet wall.
Specifically, the bracket 3 is provided with two hooks 33 for hanging.
The two ends of the rotating part 1 are provided with outwards extending convex rings 11, the end of one convex ring 11 is abutted to the support 3, the other convex ring is inserted into the liquid crystal touch all-in-one machine 2, and the rotating part 1 is abutted to the rear cover of the liquid crystal touch all-in-one machine 2 and is fixed with the rear cover in a screwed mode.
Specifically, the rotating member 1 is provided with a plurality of first through holes 13 for screws or bolts to pass through, so that the rotating member 1 is screwed with the rear cover of the liquid crystal touch integrated machine 2.
The middle part of the rotating part 1 is arranged in a hollow mode, a mounting hole 12 penetrating through the rotating part 1 is formed by the rotating part 1 and the convex ring 11, the connecting part 4 is inserted in the mounting hole 12 and is rotatably connected with the rotating part 1, and the end part of the connecting part 4 is fixedly connected with the support 3.
Specifically, the bracket 3 is provided with a groove 31, the bottom of the groove 31 is provided with a second through hole 34, the end of the connecting piece 4 is provided with a first screw hole 41, and the connecting piece 4 and the bracket 3 are screwed and connected by a screw or a screw passing through the second through hole 34 and the first screw hole 41, so that the connecting piece 4 and the bracket 3 are screwed and fixed.
Furthermore, another tip of connecting piece 4 is equipped with the spacing ring 42 that offsets with revolving part 1, and when connecting piece 4 inserts in mounting hole 12, spacing ring 42 with revolving part 1 offsets, the distance in the restriction connecting piece 4's the installation hole 12 of inserting.
Wherein, the cover is equipped with a plurality of bearings 7 on the connecting piece 4, bearing 7 is located in mounting hole 12 for reduce the frictional force between connecting piece 4 and rotating member 1, improve rotatory smoothness nature and life.
The support 3 is provided with an arc-shaped limiting groove 32, the rotating part 1 is provided with a limiting rod 9 inserted into the arc-shaped limiting groove 32, and the rotating part 1 and the liquid crystal touch integrated machine 2 are limited in rotation angle by matching of the arc-shaped limiting groove 32 and the limiting rod 9.
Specifically, a plug-in hole 24 is formed in the rear cover of the liquid crystal touch all-in-one machine 2, and the limiting rod 9 is inserted into the plug-in hole 24 in an interference fit manner and fixedly arranged on the rear cover.
Optionally, the angle of the arc-shaped limiting groove 32 is 0-90 °, or 0-180 °, or 0- ± 90 °.
Optionally, the support 3 is provided with at least one limiting part 5, and the limiting part 5 is elastically and retractably clamped and fixed with the rear cover of the liquid crystal touch all-in-one machine 2.
The limiting parts 5 of the embodiment are at least arranged at two end parts of the bracket 3, so that the stability of fixing after the liquid crystal touch control integrated machine 2 is switched to be horizontal and vertical screens is improved.
Specifically, the end of the limiting part 5 is provided with an elastic protrusion 51 capable of being ejected and contracted, and the elastic protrusion 51 is elastically contracted and clamped with a rear cover of the liquid crystal touch all-in-one machine 2 and used for fixing the liquid crystal touch all-in-one machine 2 which is rotated in place, so that the situation that the liquid crystal touch all-in-one machine 2 rotates due to the action of gravity is avoided.
Further, the limiting part 5 is fixed on the bracket 3 in a threaded manner.
Wherein, be equipped with protective sheath 8 between the back lid of support 3 and liquid crystal touch-control all-in-one 2, protective sheath 8 is inconsistent with the back lid of support 3 and liquid crystal touch-control all-in-one 2 respectively, protective sheath 8 will connecting piece 4, rotating member 1 and spacing portion 5 parcel are in protective sheath 8.
The liquid crystal touch all-in-one machine 2 is provided with a rotation detection mechanism (not shown in the figure) electrically connected with the control circuit board 103 in the liquid crystal touch all-in-one machine 2, when the rotating member 1 rotates, the rotation detection mechanism converts rotation information of the rotating member 1 into an angle signal and transmits the angle signal to the control circuit board in the liquid crystal touch all-in-one machine 2, and the control circuit board controls the liquid crystal touch all-in-one machine 2 to switch a horizontal screen and a vertical screen display mode according to the angle signal.
Optionally, the rotation detection mechanism is two pairs of infrared emission and reception geminate transistors (not shown in the figure) arranged in the liquid crystal touch control all-in-one machine 2 and located on the rear cover, the bracket 3 is provided with a first light reflection region and a second light reflection region corresponding to the infrared emission and reception geminate transistors, an angle between the first light reflection region and the second light reflection region is 0- ± 90 °, when one pair of infrared emission and reception geminate transistors corresponds to the first light reflection region or the second light reflection region, the other pair of infrared emission and reception geminate transistors are located outside the first light reflection region and the second light reflection region, and the control circuit board controls the liquid crystal touch control all-in-one machine 2 to switch the horizontal and vertical screen display modes according to angle signals sent by different infrared emission and reception geminate transistors.
Specifically, two pairs of infrared transmitting and receiving geminate transistors transmit and receive infrared signals in real time, when the liquid crystal touch all-in-one machine 2 is in an upright state (vertical to a horizontal plane) at 0 degree, the infrared signals transmitted by one pair of infrared transmitting and receiving geminate transistors irradiate on a first light reflecting area or a second light reflecting area to reflect the infrared signals to the infrared transmitting and receiving geminate transistors for receiving, the other pair of infrared transmitting and receiving geminate transistors are positioned outside the first light reflecting area and the second light reflecting area and cannot receive the infrared signals, and a screen of the liquid crystal touch all-in-one machine 2 is switched to a vertical screen mode; when the liquid crystal touch all-in-one machine 2 is in a vertical 90-degree state (parallel to the horizontal plane), infrared signals emitted by the other pair of infrared transmitting and receiving geminate transistors irradiate on the first light reflecting area or the second light reflecting area to reflect infrared signals to the transverse screen sensor for receiving, the previous infrared transmitting and receiving geminate transistors are located outside the first light reflecting area and the second light reflecting area, the infrared signals cannot be received, and the screen of the liquid crystal touch all-in-one machine 2 is switched to a transverse screen mode.
The mode switching of the horizontal and vertical screens of the screen of the liquid crystal touch all-in-one machine 2 of the embodiment is only switched when the infrared emitting and receiving geminate transistors receive infrared signals, so that the situation that the screen display mode and the screen placing mode are not corresponding is avoided.
Of course, the infrared emission receiving pair tubes described above are only suitable for use without ambient light interference.
Optionally, the rotation detection mechanism is an inclination angle sensor (not shown in the figure), the inclination angle sensor is built in the control circuit board and is used for monitoring the rotation angle of the liquid crystal touch all-in-one machine 2 in real time and converting the rotation angle into an angle signal, and the control circuit board judges the horizontal and vertical screen swinging mode of the liquid crystal touch all-in-one machine 2 according to the angle signal and switches the horizontal and vertical screen display mode.
The tilt sensor of the embodiment can be used in any link.
Example 2:
as shown in fig. 4, a liquid crystal touch control all-in-one machine with a horizontal and vertical screen switching structure according to embodiment 1 includes a plurality of card holes 21 and connecting holes 22, which are disposed on a rear cover.
Wherein, the elastic projection 51 can be elastically and contractibly clamped in the clamping hole 21.
The connecting piece 4 penetrates through the connecting hole 22, is inserted into the mounting hole 12 from the inside of the liquid crystal touch integrated machine 2, and is fixed with the support 3 in a threaded manner.
The rear cover of the liquid crystal touch all-in-one machine 2 is provided with a plurality of second screw holes 23 matched with the first through holes 13, the first through holes 13 and the second screw holes 23 are screwed and connected in a screw or screw mode, and the rotating piece 1 is fixed on the rear cover.
An installation frame 10 is arranged on the inner side of a rear cover of the liquid crystal touch all-in-one machine 2, and the control circuit board 103 is arranged on the installation frame 10.
Specifically, a first slot 106 is formed in the mounting frame 10, a second slot 25 is formed in the rear cover of the liquid crystal touch all-in-one machine 2, and the control circuit board 103 is sequentially inserted into the first slot 106 and the second slot 25 and fixed to the mounting frame 10.
The rear cover of the liquid crystal touch all-in-one machine 2 is provided with an insertion hole 24, the position of the mounting rack 10 corresponding to the insertion hole 24 is provided with an insertion column 102, and the limiting rod 9 is sequentially inserted into the insertion hole 24 and the insertion column 102 and fixed on the rear cover of the liquid crystal touch all-in-one machine 2.
Wherein, the position department that corresponds on the mounting bracket 10 card hole 21 is equipped with first via hole 105, elastic bulge 51 passes first via hole 105 elastically contractible ground joint is in the card hole 21.
A second through hole 101 is formed in the mounting frame 10 at a position corresponding to the connecting hole 22, and the convex ring 11 passes through the second through hole 101 and is inserted into the connecting block 22.
A third through hole 104 is formed in the mounting bracket 10 at a position corresponding to the second screw hole 23.
Wherein, be equipped with protective sheath 8 between the back lid of support 3 and liquid crystal touch-control all-in-one 2, protective sheath 8 is inconsistent with the back lid of support 3 and liquid crystal touch-control all-in-one 2 respectively, protective sheath 8 will connecting piece 4, rotating member 1 and spacing portion 5 parcel play dustproof and waterproof protection's effect in protective sheath 8.
The liquid crystal touch control all-in-one machine 2 is provided with a camera (not shown in the figure) and is used for being matched with software to achieve functions of interactive games, video chatting, action comparison, teaching and the like.
The liquid crystal touch control all-in-one machine 2 is provided with a wireless module (not shown in the figure) for realizing wireless communication connection.
The screen of the liquid crystal touch all-in-one machine 2 is provided with a toughened glass layer (not shown in the figure), and the toughened glass layer has a mirror surface effect.
The utility model discloses a violently erect screen switching structure and use its liquid crystal touch-control all-in-one has simple structure, the simple operation, and application scope is wide advantage has solved the unable rotation of current liquid crystal touch-control all-in-one effectively and has switched violently erectly, leads to it can't switch the display mode according to the multiple function of set above that, leads to the problem of user awkward.
Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (10)
1. The utility model provides a structure is switched to horizontal vertical screen which characterized in that includes:
the rotating piece (1) is fixedly connected with a rear cover of the liquid crystal touch all-in-one machine (2);
the bracket (3) is rotatably connected with the rotating piece (1);
the connecting piece (4) is inserted in the rotating piece (1) and is fixedly connected with the bracket (3);
the limiting part (5) is arranged on the bracket (3), and the end part of the limiting part is provided with an elastic bulge (51) which is elastically clamped with the rear cover of the liquid crystal touch all-in-one machine (2);
the rotation detection mechanism is arranged in the liquid crystal touch all-in-one machine (2) and is electrically connected with a control circuit board in the liquid crystal touch all-in-one machine (2), when the rotating piece (1) rotates, the control circuit board monitors a rotation angle signal of the rotating piece (1) in real time through the rotation detection mechanism, when the rotation angle of the rotating piece (1) is +/-90 degrees, the liquid crystal touch all-in-one machine (2) is perpendicular to the support (3), and the liquid crystal touch all-in-one machine (2) is switched to a horizontal screen display mode; when the rotation angle of the rotating piece (1) is 0 degree or 180 degrees, the liquid crystal touch all-in-one machine (2) and the support (3) are parallel to each other, and the liquid crystal touch all-in-one machine (2) is switched to a vertical screen display mode.
2. The transverse and vertical screen switching structure according to claim 1, wherein two ends of the rotating member (1) are provided with outwardly extending convex rings (11), the end of one convex ring (11) is abutted against the support (3), the other convex ring (11) is inserted into the liquid crystal touch all-in-one machine (2), and the rotating member (1) is abutted against the rear cover of the liquid crystal touch all-in-one machine (2) and is fixed with the rear cover of the liquid crystal touch all-in-one machine (2) in a screwed manner.
3. The structure for switching horizontal and vertical screens according to claim 2, wherein the rotating member (1) is hollow in the middle, a mounting hole (12) penetrating through the rotating member (1) is formed by the rotating member and the convex ring (11), the connecting member (4) is inserted into the mounting hole (12), the end part of the connecting member is fixedly connected with the bracket (3), and the other end of the connecting member is abutted to the rotating member (1).
4. The horizontal and vertical screen switching structure according to claim 3, wherein a groove (31) is formed in the bracket (3), and the end of the connecting piece (4) is inserted into the groove (31) and is fixed with the groove bottom of the groove (31) in a threaded manner.
5. The transverse and vertical screen switching structure according to claim 1, wherein a first light reflecting area and a second light reflecting area are arranged on the bracket (3), an included angle between the first light reflecting area and the second light reflecting area ranges from 0 to 90 °, the rotation detection mechanism comprises two pairs of infrared emission receiving geminate transistors which are arranged on a rear cover of the liquid crystal touch all-in-one machine (2) and electrically connected with a control circuit board of the liquid crystal touch all-in-one machine (2), when one pair of infrared emission receiving geminate transistors corresponds to the first light reflecting area or the second light reflecting area, the other pair of infrared emission receiving geminate transistors are positioned outside the first light reflecting area and the second light reflecting area, and the control circuit board controls the liquid crystal touch all-in-one machine (2) to switch a transverse and vertical screen display mode according to angle signals sent by different infrared emission receiving geminate transistors.
6. The transverse and vertical screen switching structure according to claim 1, wherein the rotation detection mechanism is a tilt sensor arranged on a control circuit board built in the liquid crystal touch control all-in-one machine (2).
7. The transverse and vertical screen switching structure according to claim 5 or 6, wherein the arc-shaped limiting groove (32) is formed in the bracket (3), and the limiting rod (9) inserted in the arc-shaped limiting groove (32) is arranged on the rotating member (1).
8. The horizontal-vertical screen switching structure is characterized in that a plurality of bearings (7) are sleeved on the connecting piece (4), and the bearings (7) are located in the mounting holes (12).
9. The transverse and vertical screen switching structure according to claim 1, wherein the limiting part (5) is fixed on the support (3) in a threaded manner and is at least arranged at two end parts of the support (3), and the elastic protrusions (51) at the end parts are elastically contracted and clamped and fixed with the rear cover of the liquid crystal touch all-in-one machine (2).
10. A liquid crystal touch all-in-one machine is characterized by comprising the transverse and vertical screen switching structure of claim 3, a plurality of clamping holes (21) for clamping the elastic protrusions (51) and connecting holes (22) are formed in a rear cover of the liquid crystal touch all-in-one machine (2), the connecting holes (22) are communicated with the mounting holes (12), and the connecting piece (4) penetrates through the connecting holes (22) to be inserted into the mounting holes (12) and is fixedly connected with a support (3) in a threaded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120796074.6U CN214889909U (en) | 2021-04-16 | 2021-04-16 | Horizontal-vertical screen switching structure and liquid crystal touch all-in-one machine applying same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120796074.6U CN214889909U (en) | 2021-04-16 | 2021-04-16 | Horizontal-vertical screen switching structure and liquid crystal touch all-in-one machine applying same |
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| Publication Number | Publication Date |
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| CN214889909U true CN214889909U (en) | 2021-11-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113007538A (en) * | 2021-04-16 | 2021-06-22 | 东莞耀生光电科技有限公司 | Horizontal-vertical screen switching structure and liquid crystal touch all-in-one machine applying same |
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2021
- 2021-04-16 CN CN202120796074.6U patent/CN214889909U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113007538A (en) * | 2021-04-16 | 2021-06-22 | 东莞耀生光电科技有限公司 | Horizontal-vertical screen switching structure and liquid crystal touch all-in-one machine applying same |
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