CN111059141A - Hinge mechanism and LED display screen - Google Patents
Hinge mechanism and LED display screen Download PDFInfo
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- CN111059141A CN111059141A CN202010023261.0A CN202010023261A CN111059141A CN 111059141 A CN111059141 A CN 111059141A CN 202010023261 A CN202010023261 A CN 202010023261A CN 111059141 A CN111059141 A CN 111059141A
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- hinge mechanism
- hinge
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- lug
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
Abstract
The invention provides a hinge mechanism and an LED display screen, which comprise a hinge body and a connecting piece, wherein the hinge body is used for being fixed on a display unit; one end of the hinge body is provided with a first guiding position, and the other end of the hinge body is provided with a second guiding position corresponding to the first guiding position; the connecting piece is fixedly arranged at the second guiding position and is used for being movably connected with the first guiding position of the other hinge mechanism so as to realize the reduction or the increase of the included angle between two adjacent hinge mechanisms by guiding the movement of the first guiding position to the second guiding position. According to the hinge mechanism and the LED display screen provided by the invention, the hinge mechanism is fixed on the display unit, so that the LED display screen can be bent, the bending times of the assembled LED display screen are increased, and the bending effect of the LED display screen is improved.
Description
Technical Field
The invention belongs to the technical field of LED display screens, and particularly relates to a hinge mechanism and an LED display screen.
Background
The LED display screen is a flat panel display, is used for displaying information such as characters, images, videos, video signals and the like, can be freely extended, can be seamlessly assembled, has long running time, can use an interactive technology, and has good display effect, so the LED display screen is widely applied to places such as airports, markets, hotels, high-speed rails, subways, cinemas, exhibitions, office buildings and the like; in order to adapt to different application occasions, an arc-shaped LED display screen appears on the market so as to improve the display effect.
One bending mode of the LED display screen in the market is to fix a plurality of display units on a box body to assemble the LED display screen, then utilize an arc lock on the box body to change the connecting angle of the adjacent box bodies to realize the assembly of the LED display screens, therefore, the arc-shaped LED display screen is obtained by assembling, but the single LED display screen is not easy to bend due to the fixed shape of the box body, so the arc surface of the arc-shaped assembled LED display screen is in obvious block shape and edge shape, when the place for placing the LED display screen is not large, the bending angle of the assembled LED display screen is limited, moreover, because the size of a single LED display screen is large, the bending angle of the assembled LED display screen is not ideal, and the mutual splicing seam, the flatness and the like of the LED display screens can not be ensured, when bearing the acting force such as gravity, tensile force and the like, the display panel can be seriously deformed, and is easy to generate dislocation, thereby influencing the display effect.
Disclosure of Invention
The invention aims to provide a hinge mechanism and an LED display screen, and aims to solve the technical problem that the bent shape of the LED display screen is not ideal in the prior art.
In order to achieve the purpose, the invention adopts the technical scheme that: the hinge mechanism comprises a hinge body fixed on a display unit and a connecting piece fixedly arranged on the hinge body; one end of the hinge body is provided with a first guiding position, and the other end of the hinge body is provided with a second guiding position corresponding to the first guiding position; the connecting piece is fixedly arranged at the second guiding position and is used for being movably connected with the first guiding position of the other hinge mechanism so as to realize the reduction or the increase of the included angle between two adjacent hinge mechanisms by guiding the movement of the second guiding position through the first guiding position.
Furthermore, the first guiding position comprises a first arc-shaped hole, the second guiding position is provided with a first connecting hole, and the connecting piece comprises a first connecting pin; the first connecting pin is used for passing through the first connecting hole and the first arc-shaped hole of the other hinge mechanism and connecting two adjacent hinge mechanisms; the movement of the second guiding direction is guided by the first arc-shaped hole of the other hinge mechanism, so that the included angle between two adjacent hinge mechanisms is reduced or increased; and/or
The first guide location comprises a recessed guide location; the second guiding position comprises a boss matched with the concave guiding position; the boss is used for extending into the concave guiding position of the other hinge mechanism; the movement of the boss is guided by the recessed guide position of the other hinge mechanism, so that the included angle between two adjacent hinge mechanisms is reduced or increased.
Furthermore, the first guiding position further comprises a second arc-shaped hole, a second connecting hole is further formed in the second guiding position, and the connecting piece further comprises a second connecting pin;
the second connecting pin is used for penetrating through the second connecting hole and the second arc-shaped hole of the other hinge mechanism and connecting two adjacent hinge mechanisms;
the first arc-shaped hole and the second arc-shaped hole are positioned on the same arc line.
Further, the first arc-shaped hole limits any bending of one hinge mechanism relative to the other hinge mechanism within +/-10 degrees; and/or
The second arc-shaped hole limits the arbitrary bending of one hinge mechanism relative to the other hinge mechanism within +/-10 degrees.
Further, the concave guiding part comprises a first guiding groove and a second guiding groove, the boss comprises a first projection and a second projection, the first projection is used for extending into the first guiding groove of another hinge mechanism, and the second projection is used for extending into the second guiding groove of another hinge mechanism;
the first connecting hole and the second connecting hole are positioned on the first lug, and the tail ends of the first connecting pin and the second connecting pin are fixed on the second lug; a gap used for accommodating the first guiding position of the other hinge mechanism is arranged between the first lug and the second lug, so that the first arc-shaped hole and the second arc-shaped hole of the other hinge mechanism are both positioned between the first lug and the second lug.
Further, the first guiding bit further comprises a third bump; the third lug is used for extending into the other hinge mechanism between the first lug and the second lug, and the first arc-shaped hole and the second arc-shaped hole are both arranged on the third lug.
Further, the second guiding bit further comprises a third guiding groove matched with the third bump; the third guide slot is used for allowing the third lug of the other hinge mechanism to extend into and guide the movement of the third lug.
Further, the second arc-shaped hole is formed in the right bottom of the first guide groove.
The invention also provides an LED display screen, which comprises a plurality of display units and a plurality of hinge mechanisms according to any one of the technical schemes; each display unit is at least fixedly provided with one hinge mechanism; and the adjacent hinge mechanisms of the adjacent display units are movably connected so as to movably connect the adjacent display units.
Furthermore, the upper end and the lower end of the display unit are respectively provided with one hinge mechanism;
the LED display screen also comprises at least one fixed cover; each fixed cover is used for connecting two hinge mechanisms on one display unit so as to enable the two hinge mechanisms to move synchronously.
The hinge mechanism and the LED display screen provided by the invention have the beneficial effects that: compared with the prior art, the connecting piece of the hinge mechanism movably connects the second guide position of one hinge mechanism with the first guide position of the other hinge mechanism, and then the first guide position of one hinge mechanism guides the second guide position of the other hinge mechanism to move so as to reduce or increase the included angle between two adjacent hinge mechanisms; the hinging mechanisms are correspondingly and fixedly connected with the display units, and the display units are bent relative to another adjacent display unit along with the movement of the hinging mechanisms through bending and guiding the hinged hinging mechanisms, so that the overall shape of the LED display screen assembled by the display units is closer to an arc, the display effect of the LED display screen is improved, and compared with the existing assembled LED display screen, the LED display screen has more bending times and better bending effect; the first guide position of one hinge mechanism has a guide effect on the movement of the second guide position of the other hinge mechanism, so that the second guide position of one hinge mechanism cannot move randomly relative to the first guide position of the other hinge mechanism and can only move along the guide direction of the first guide position of the other hinge mechanism, and when the second guide position moves along other directions except the guide direction of the first guide position of the other hinge mechanism, the first guide position of the other hinge mechanism can limit the second guide position, so that after two display units at two ends of the assembled plurality of display units are fixed, other limit structures are not needed, the hinge mechanisms of the whole LED display screen can be mutually limited and locked, and the integral shape of the assembled LED display screen can be ensured to be arc-shaped and not to deform.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
FIG. 1 is a schematic view of a positive flexure mechanism of two hinge mechanisms according to an embodiment of the present invention;
FIG. 2 is a schematic view of the reverse bending configuration of two hinge mechanisms provided by an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an LED display screen according to an embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
1. a hinge mechanism; 11. a hinge body;
111. a first guiding bit;
1111. sinking and guiding the bits; 11111. a first guide groove; 11112. a second guide groove;
1112. a first arcuate aperture; 1113. a second arcuate aperture; 1114. a third bump;
112. a second guiding bit; 1121. a boss; 11211. a first bump; 11212. a second bump;
1122. a first connection hole; 1123. a second connection hole;
12. a connecting member; 121. a first connecting pin; 122. a second connecting pin;
2. a display unit; 3. and (5) fixing the cover.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is 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 invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 and 2 together, the hinge mechanism provided by the present invention will now be described. The hinge mechanism comprises a hinge body 11 fixed on the display unit 2 and a connecting piece 12 fixedly arranged on the hinge body 11; one end of the hinge body 11 is provided with a first guiding position 111, and the other end of the hinge body 11 is provided with a second guiding position 112 corresponding to the first guiding position 111; the connecting piece 12 is fixedly arranged at the second guiding position 112 and is used for being movably connected with the first guiding position 111 of another hinge mechanism 1 so as to realize the reduction or the increase of the included angle between two adjacent hinge mechanisms 1 by guiding the movement of the first guiding position 111 to the second guiding position 112.
Compared with the prior art, the hinge mechanism provided by the invention has the advantages that the connecting piece 12 movably connects the second guiding position 112 of one hinge mechanism 1 with the first guiding position 111 of the other hinge mechanism 1, and then guides the second guiding position 112 of the other hinge mechanism 1 to move through the first guiding position 111 of the one hinge mechanism 1 so as to reduce or increase the included angle between two adjacent hinge mechanisms 1, and after a plurality of hinge mechanisms 1 are guided and hinged, the influence of edges formed by the movement and bending of the adjacent hinge mechanisms 1 on the overall bending shape can be reduced, so that the overall shape of the hinge mechanisms is close to an arc shape; the hinging mechanisms 1 are correspondingly and fixedly connected with the display units 2, and the display units 2 are bent relative to another adjacent display unit 2 by bending and guiding the hinged hinging mechanisms 1, so that the overall shape of the LED display screen assembled by the display units 2 is closer to an arc shape, the display effect of the LED display screen is improved, and compared with the existing assembled LED display screen, the LED display screen has more bending times and better bending effect; since the first guiding bit 111 of one hinge mechanism 1 has a guiding function for the movement of the second guiding bit 112 of the other hinge mechanism 1, therefore, the second guiding bit 112 of one hinge mechanism 1 cannot move freely relative to the first guiding bit 111 of the other hinge mechanism 1, only can move along the guiding direction of the first guiding bit 111 of the other hinge mechanism 1, when the second guiding bit 112 moves in a direction other than the guiding direction of the first guiding bit 111 of the other hinge mechanism 1, the first guiding position 111 of the other hinge mechanism 1 can limit the second guiding position 112, thereby after two display element at the both ends of a plurality of display element 2 that will assemble are fixed, do not need other limit structure, whole LED display screen's articulated mechanism 1 just can be spacing each other and the locking, has guaranteed that the whole shape of the LED display screen after assembling can be the arc and indeformable.
Optionally, the first guiding bit 111 includes a first arc-shaped hole 1112, and the second guiding bit 112 is provided with a first connection hole 1122; the link 12 includes a first link pin 121; the first connecting pin 121 is used to pass through the first connecting hole 1122 and the first arc-shaped hole 1112 of the other hinge mechanism 1 and connect two adjacent hinge mechanisms 1;
the movement of the second guiding direction 112 is guided by the first arc-shaped hole 1112 of another hinge mechanism 1, so that the included angle between two adjacent hinge mechanisms 1 is reduced or increased; the first connecting pin 121 moves in the first arc-shaped hole 1112 and drives the second guiding position 112 to rotate relative to the first guiding position 111 of the other hinge mechanism 1; thereby guiding the bending of two adjacent hinging mechanisms 1 through the first arc-shaped holes 1112 and improving the rotation precision of the hinging mechanisms 1; simple structure and convenient connection.
Optionally, the first pilot bits 111 comprise recessed pilot bits 1111; the second guiding bit 112 comprises a boss 1121 matched with the recessed guiding bit 1111; the boss 1121 is used for extending into the recessed guide position 1111 of the other hinge mechanism 1;
the motion of the boss 1121 is guided by the recessed guide 1111 of another hinge mechanism 1, so that the included angle between two adjacent hinge mechanisms 1 is reduced or increased; the recessed guide 1111 guides the movement of the boss 1121 of another hinge mechanism 1, thereby guiding the bending of two adjacent hinge mechanisms 1 and improving the rotation accuracy of the hinge mechanisms 1.
Specifically, the first guiding position further comprises a limiting groove; the connecting piece is fixedly arranged on the boss and is arranged in the limiting groove of the other hinge mechanism in a sliding manner, and the limiting groove limits the sliding limit of the connecting piece so as to limit the movable limit of the arc-shaped bulge; the boss is prevented from slipping out of the recessed guide position of the other hinge mechanism.
Alternatively, as shown in fig. 1 and 2, the first guiding bit 111 includes a recessed guiding bit 1111 and a first arc-shaped hole 1112, the second guiding bit 112 includes a first connection hole 1122 and a boss 1121 adapted to the recessed guiding bit 1111, and the connection member 12 includes a first connection pin 121;
the first connecting pin 121 is used to pass through the first connecting hole 1122 and the first arc-shaped hole 1112 of the other hinge mechanism 1 and connect two adjacent hinge mechanisms 1;
the movement of the second guiding direction 112 is guided by the first arc-shaped hole 1112 of another hinge mechanism 1, so that the included angle between two adjacent hinge mechanisms 1 is reduced or increased;
the boss 1121 is used for extending into the recessed guide position 1111 of the other hinge mechanism 1; the motion of the boss 1121 is guided by the recessed guide 1111 of another hinge mechanism 1, so that the included angle between two adjacent hinge mechanisms 1 is reduced or increased; through the double spacing direction of first arc hole 1112 and sunken guide bit 1111 to the second guide bit 112 of another hinge mechanism 1, further improve the direction precision of first guide bit 111 to the second guide bit 112 of another hinge mechanism 1, avoid the second guide bit 112 of an hinge mechanism 1 to misplace for the first guide bit 111 of another hinge mechanism 1, make the arc precision of splicing into more accurate, also make things convenient for between second guide bit 112 of an hinge mechanism 1 and the first guide bit 111 of another hinge mechanism 1 spacing and locking each other, avoid rocking.
Further, referring to fig. 1 and fig. 2 together, as an embodiment of the hinge mechanism provided by the present invention, the first guiding portion 111 further includes a second arc-shaped hole 1113, the second guiding portion 112 is further provided with a second connecting hole 1123, and the connecting member 12 further includes a second connecting pin 122;
the second connecting pin 122 is used for passing through the second connecting hole 1123 and the second arc-shaped hole 1113 of another hinge mechanism 1 and connecting two adjacent hinge mechanisms 1; the connecting strength of the second guiding position 112 of one hinge mechanism 1 and the first guiding position 111 of the other hinge mechanism 1 is improved, and the influence of factors such as external force impact and abrasion on the first connecting pin 121 and the second connecting pin 122 is reduced, so that the service life of the hinge mechanism 1 is prolonged;
the first arc-shaped hole 1112 and the second arc-shaped hole 1113 are positioned on the same arc line; so that the motion track of the first connecting pin 121 of one hinge mechanism 1 in the first arc-shaped hole 1112 of the other hinge mechanism 1 and the motion track of the second connecting pin 122 of one hinge mechanism 1 in the second arc-shaped hole 1113 of the other hinge mechanism 1 are located on the same arc line, and the first guiding position 111 of one hinge mechanism 1 is limited and guided to the second guiding position 112 of the other hinge mechanism 1 by the guiding limit of the hole wall of the first arc-shaped hole 1112 of one hinge mechanism 1 to the first connecting pin 121 of the other hinge mechanism 1 and the guiding limit of the hole wall of the second arc-shaped hole 1113 of one hinge mechanism 1 to the second connecting pin 122 of the other hinge mechanism 1; meanwhile, the first arc-shaped hole 1112 and the second arc-shaped hole 1113 are arranged along the motion track direction of the first connecting pin 121, so that compared with other schemes (for example, the first hinge plate and the second hinge plate are respectively arranged at two ends of the connecting length direction of the hinge mechanism, one round hole and one arc-shaped hole are arranged along the width direction of the first hinge plate, two round holes are arranged along the width direction of the second hinge plate, one pin shaft penetrates through the round hole of the first hinge plate on one hinge mechanism and the corresponding round hole of the second hinge plate on the other adjacent hinge mechanism, and the other pin shaft penetrates through the round hole of the first hinge plate and the corresponding arc-shaped hole of the second hinge plate to hinge the two adjacent hinge mechanisms), the thickness of the hinge mechanism 1 is reduced, so that the thickness of the LED display screen is reduced, and the use by users is facilitated.
Specifically, the first arc-shaped hole 1112 restricts the maximum forward bending angle of one hinge mechanism 1 relative to the other hinge mechanism 1 to be 10 ° and the maximum reverse bending angle to be 10 °; and/or the presence of a gas in the gas,
the second arc-shaped hole 1113 limits the maximum forward bending angle of one hinge mechanism 1 relative to the other hinge mechanism 1 to be 10 degrees and the maximum reverse bending angle to be 10 degrees; when one hinge mechanism 1 is bent forwards relative to the other hinge mechanism 1, the included angle between two adjacent hinge mechanisms 1 is reduced; when one hinge mechanism 1 is reversely bent relative to the other hinge mechanism 1, the included angle between two adjacent hinge mechanisms 1 is increased; guarantee that an articulated mechanism 1 and another articulated mechanism 1 multi-angle are buckled, make the LED display screen can buckle into multiple arc, thereby also can avoid buckling the too big space that leads to between the adjacent display element 2 of increase of angle and influence the display effect.
Further, referring to fig. 1 and fig. 2 together, as an embodiment of the hinge mechanism provided by the present invention, the recessed guiding portion 1111 includes a first guiding groove 11111 and a second guiding groove 11112, the boss 1121 includes a first protrusion 11211 and a second protrusion 11212, the first protrusion 11211 is configured to extend into the first guiding groove 11111 of another hinge mechanism 1, and the second protrusion 11212 is configured to extend into the second guiding groove 11112 of another hinge mechanism 1;
the first connecting hole 1122 and the second connecting hole 1123 are located on the first bump 11211, the ends of the first connecting pin 121 and the second connecting pin 122 are fixed on the second bump 11212, and a gap for accommodating the first guiding position 111 of the other hinge mechanism 1 is provided between the first bump 11211 and the second bump 11212, so that the first arc-shaped hole 1112 and the second arc-shaped hole 1113 of the other hinge mechanism 1 are located between the first bump 11211 and the second bump 11212; the connection between the second guiding position 112 of one hinge mechanism 1 and the first guiding position 111 of another hinge mechanism 1 is facilitated, the volume of the hinge mechanism 1 is reduced, and the connection between the second guiding position 112 of one hinge mechanism 1 and the first guiding position 111 of another hinge mechanism 1 is firmer; the first arc-shaped hole 1112 and the second arc-shaped hole 1113 of one hinge mechanism 1 are positioned between the first lug 11211 and the second lug 11212 of the other hinge mechanism 1, so that the first lug 11211 and the second lug 11212 of one hinge mechanism 1 can limit the first guide position 111 of the other hinge mechanism 1, and the hinge mechanism 1 is prevented from being separated from the other hinge mechanism 1 along the axial direction of the first connecting pin 121; installation dislocation can be avoided.
Specifically, the ends of the first connecting pin 121 and the second connecting pin 122 are both provided with threads, the second lug 11212 is provided with a threaded hole, and the ends of the first connecting pin 121 and the second connecting pin 122 can both extend into the threaded hole to be in threaded connection with the second lug 11212; firm in connection, simple structure, be convenient for installation and maintenance.
Further, referring to fig. 1 and fig. 2 together, as an embodiment of the hinge mechanism provided by the present invention, the first guiding portion 111 further includes a third protrusion 1114; the third bump 1114 is used for extending between the first bump 11211 and the second bump 11212 of another hinge mechanism 1, and the first arc-shaped hole 1112 and the second arc-shaped hole 1113 are both arranged on the third bump 1114, so that the volume of the first guiding bit 111 is reduced, the production cost of the hinge mechanism 1 is reduced, and the connection between the first guiding bit 111 of one hinge mechanism 1 and the second guiding bit 112 of another hinge mechanism 1 is facilitated.
Further, as an embodiment of the hinge mechanism provided by the present invention, the second guiding position 112 further includes a third guiding slot adapted to the third protrusion 1114; the third guide slot is used for the third lug 1114 of another hinge mechanism 1 to extend into and guide the movement of the third lug 1114; the third guide groove guides the movement of the third lug 1114 of the other hinge mechanism 1, so that the guide precision of the first guide position 111 to the second guide position 112 of the other hinge mechanism 1 is further improved; the volume of the hinge mechanism 1 is also reduced, and the occupied space is smaller when two adjacent hinge mechanisms 1 are connected.
Further, referring to fig. 1 and fig. 2, as an embodiment of the hinge mechanism provided by the present invention, the second arc hole 1113 is disposed at the right bottom of the first guiding groove 11111; the length of the first guiding direction 111 is shortened, so that the influence of the hinge mechanisms 1 as edges on the overall shape of the assembled hinge mechanisms 1 is reduced, the overall shape of the assembled hinge mechanisms 1 is closer to an arc shape, and the bending angle of the adjacent hinge mechanisms 1 can be increased.
Referring to fig. 3, the present invention further provides an LED display screen, which includes a plurality of display units 2 and a plurality of hinge mechanisms 1 according to any of the embodiments described above; each display unit 2 is at least fixedly provided with a hinge mechanism 1; adjacent hinge mechanisms 1 on adjacent display units 2 are articulated to articulate adjacent display units 2.
Compared with the prior art, the LED display screen provided by the invention has the advantages that the hinge mechanisms 1 are fixed on the display units 2, so that a single LED display screen can be bent, and the display units 2 are assembled through the assembly of the hinge mechanisms 1, so that the display units 2 move along with the hinge mechanisms 1, the change of the radian of the whole shape of the LED display screen formed by the assembly of the display units 2 is realized, the integrity of the LED display screen is improved, the display effect of the LED display screen is improved, and the user experience is improved.
Specifically, the hinge mechanism 1 is detachably connected to the display unit 2; when the hinge mechanism 1 is damaged, only the hinge mechanism 1 needs to be replaced, and the display unit 2 does not need to be replaced integrally, so that the maintenance cost is reduced.
Specifically, the upper end and the lower end of the display unit 2 are respectively provided with one hinge mechanism 1;
the LED display screen also comprises at least one fixed cover 3; each fixed cover 3 is used for connecting two hinge mechanisms 1 on a display unit 2; so that the two hinge mechanisms 1 move synchronously; the stability and the uniformity of adjacent display element 2 bending are increased, and the inconsistency of the bending degree of the upper end and the lower end of the LED display screen is avoided.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. Articulated mechanism, its characterized in that: the display unit comprises a hinge body and a connecting piece, wherein the hinge body is used for being fixed on the display unit; one end of the hinge body is provided with a first guiding position, and the other end of the hinge body is provided with a second guiding position corresponding to the first guiding position; the connecting piece is fixedly arranged at the second guiding position and is used for being movably connected with the first guiding position of the other hinge mechanism so as to realize the reduction or the increase of the included angle between two adjacent hinge mechanisms by guiding the movement of the second guiding position through the first guiding position.
2. The articulating mechanism of claim 1, wherein: the first guide position comprises a first arc-shaped hole, the second guide position is provided with a first connecting hole, and the connecting piece comprises a first connecting pin; the first connecting pin is used for passing through the first connecting hole and the first arc-shaped hole of the other hinge mechanism and connecting two adjacent hinge mechanisms; the movement of the second guiding direction is guided by the first arc-shaped hole of the other hinge mechanism, so that the included angle between two adjacent hinge mechanisms is reduced or increased; and/or
The first guide location comprises a recessed guide location; the second guiding position comprises a boss matched with the concave guiding position; the boss is used for extending into the concave guiding position of the other hinge mechanism; the movement of the boss is guided by the recessed guide position of the other hinge mechanism, so that the included angle between two adjacent hinge mechanisms is reduced or increased.
3. The articulating mechanism of claim 2, wherein: the first guiding position further comprises a second arc-shaped hole, a second connecting hole is further formed in the second guiding position, and the connecting piece further comprises a second connecting pin;
the second connecting pin is used for penetrating through the second connecting hole and the second arc-shaped hole of the other hinge mechanism and connecting two adjacent hinge mechanisms;
the first arc-shaped hole and the second arc-shaped hole are positioned on the same arc line.
4. The articulating mechanism of claim 3, wherein: the first arc-shaped hole limits one hinge mechanism to be randomly bent within +/-10 degrees relative to the other hinge mechanism; and/or
The second arc-shaped hole limits the arbitrary bending of one hinge mechanism relative to the other hinge mechanism within +/-10 degrees.
5. The articulating mechanism of claim 3, wherein: the concave guiding position comprises a first guiding groove and a second guiding groove, the boss comprises a first lug and a second lug, the first lug is used for extending into the first guiding groove of the other hinge mechanism, and the second lug is used for extending into the second guiding groove of the other hinge mechanism;
the first connecting hole and the second connecting hole are positioned on the first lug, and the tail ends of the first connecting pin and the second connecting pin are fixed on the second lug; a gap used for accommodating the first guiding position of the other hinge mechanism is arranged between the first lug and the second lug, so that the first arc-shaped hole and the second arc-shaped hole of the other hinge mechanism are both positioned between the first lug and the second lug.
6. The articulating mechanism of claim 5, wherein: the first guiding bit further comprises a third bump; the third lug is used for extending into the other hinge mechanism between the first lug and the second lug, and the first arc-shaped hole and the second arc-shaped hole are both arranged on the third lug.
7. The articulating mechanism of claim 6, wherein: the second guiding position further comprises a third guiding groove matched with the third bump; the third guide slot is used for allowing the third lug of the other hinge mechanism to extend into and guide the movement of the third lug.
8. The articulating mechanism of claim 5, wherein: the second arc-shaped hole is formed in the right bottom of the first guide groove.
LED display screen, including a plurality of display element, its characterized in that: further comprising a plurality of articulating mechanisms according to any of claims 1-8; each display unit is at least fixedly provided with one hinge mechanism; and the adjacent hinge mechanisms of the adjacent display units are movably connected so as to movably connect the adjacent display units.
10. The LED display screen of claim 9, wherein: the upper end and the lower end of the display unit are respectively provided with one hinge mechanism;
the LED display screen also comprises at least one fixed cover; each fixed cover is used for connecting two hinge mechanisms on one display unit so as to enable the two hinge mechanisms to move synchronously.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010023261.0A CN111059141A (en) | 2020-01-09 | 2020-01-09 | Hinge mechanism and LED display screen |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010023261.0A CN111059141A (en) | 2020-01-09 | 2020-01-09 | Hinge mechanism and LED display screen |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113160706A (en) * | 2021-03-30 | 2021-07-23 | 武汉天马微电子有限公司 | Supporting device and flexible display equipment |
| CN115050271A (en) * | 2022-06-13 | 2022-09-13 | 上海中航光电子有限公司 | Display device |
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2020
- 2020-01-09 CN CN202010023261.0A patent/CN111059141A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113160706A (en) * | 2021-03-30 | 2021-07-23 | 武汉天马微电子有限公司 | Supporting device and flexible display equipment |
| CN115050271A (en) * | 2022-06-13 | 2022-09-13 | 上海中航光电子有限公司 | Display device |
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