CN211145898U - Arc connecting device and display screen - Google Patents
Arc connecting device and display screen Download PDFInfo
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- CN211145898U CN211145898U CN201921995631.6U CN201921995631U CN211145898U CN 211145898 U CN211145898 U CN 211145898U CN 201921995631 U CN201921995631 U CN 201921995631U CN 211145898 U CN211145898 U CN 211145898U
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Abstract
An arc-shaped connecting device comprises a first connecting piece and a second connecting piece which can move along an arc relatively, wherein an arc-shaped through groove which is transversely communicated is formed in the side portion of the first connecting piece, a plurality of recesses are formed in one side, close to the second connecting piece, of the arc-shaped through groove, a clamping mechanism is movably connected to the second connecting piece, the clamping mechanism comprises a connecting structure which enables the clamping mechanism to move transversely relative to the second connecting piece and has a tendency of being far away from the second connecting piece, an operating portion which penetrates out of the arc-shaped through groove and a clamping portion which is matched with the recesses; when the clamping position is positioned in the recess, the first connecting piece and the second connecting piece are fixed and cannot move along an arc line relatively; when the clamping part is separated from the recess by pressing the operating part, the first connecting piece and the second connecting piece can move along an arc relatively. A display screen adopting the arc connecting device is also disclosed. The utility model discloses it is very convenient to operate, and fixed reliable.
Description
Technical Field
The utility model relates to a show technical field, especially relate to an arc connecting device and display screen.
Background
With the rapid development of entertainment and advertising industries, especially in television stations, evening venues, stages or large outdoor advertising venues, large-screen display screens are widely used, and many large-screen display screens are spliced by a plurality of display screen units (generally adopting an L ED display mode) by using connecting devices to form the existing spliced display screens.
Sometimes for promoting the display effect, the spliced display screen needs to be in a certain radian, and at the moment, the connecting device adopts an arc-shaped connecting device, so that the included angle between each display screen unit can be adjusted. The arc connection device generally includes two connection members respectively connecting the two display screen units and capable of moving in an arc relative to each other, and a fixing mechanism for fixing the two connection members after being adjusted to a certain angle. Fixing mechanism fixes through the friction of a nut rather than one of them connecting piece at present, and this kind of fixed mode needs swivel nut, and complex operation especially operates more inconveniently under the less condition in space to rely on the friction to fix, fixed effect is not good, probably leads to arc connecting device to become invalid, causes between the two display screen units contained angle to produce the change.
The foregoing description is provided for general background information and is not admitted to be prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a convenient operation's arc connecting device and display screen.
The utility model provides an arc connecting device, including first connecting piece, the second connecting piece that can relatively follow the arc motion, first connecting piece lateral part is equipped with the arc through groove that transversely link up, arc through groove is being close to one side of second connecting piece is equipped with a plurality of caves, a screens mechanism swing joint in the second connecting piece, including making the screens mechanism can be relative second connecting piece lateral motion just has the connection structure of keeping away from the second connecting piece trend, wears out the operation portion that arc through groove formed, and with the screens portion of sunken assorted; when the clamping position is positioned in the recess, the first connecting piece and the second connecting piece are fixed and cannot move along an arc line relatively; when the clamping part is separated from the recess by pressing the operating part, the first connecting piece and the second connecting piece can move along an arc relatively.
Furthermore, screens mechanism includes screens piece and elastic component, the elastic component connect in the screens piece is close to the one end of second connecting piece makes the screens piece has the tendency of keeping away from the second connecting piece.
Further, the second connecting piece is equipped with the holding tank that has one end open-ended, the screens piece is being close to the one end of second connecting piece is equipped with connecting portion, connecting portion accept in the holding tank, make the screens piece can be relative second connecting piece lateral motion.
Further, the tail end of the connecting part is provided with a groove with an opened end, and the elastic part is partially accommodated in the groove.
Furthermore, the screens piece includes shaft-like main part, the operation portion is the stalk portion, is fixed in main part one end.
Further, first connecting piece including be used for connecting first external component first fixed part, parallel connection in the both sides wall of first fixed part, the second connecting piece including the second fixed part that is used for connecting second external component, connection the portion of inserting of second fixed part, the portion of inserting is located between the both sides wall, the both sides wall all is equipped with the arc leads to the groove, and two the arc leads to the groove and sets up relatively, screens mechanism has two, respectively swing joint in second connecting piece both sides.
Further, an outer wall and an inner wall connected to the two side walls are arranged between the two side walls, and an arc-shaped channel is formed between the outer wall and the inner wall to accommodate the insertion part.
Furthermore, the outer wall is provided with a longitudinally-through elongated slot, the outer surface of the outer wall is provided with a plurality of angle marks along the elongated slot, the angle marks correspond to the recesses, the insertion part is provided with an indication mark positioned in the elongated slot, and the indication mark is matched with the angle marks to display the radian between the first connecting piece and the second connecting piece.
The utility model also provides an arc connecting device, which comprises a first connecting piece, a second connecting piece and two clamping mechanisms which can move along an arc line relatively; the first connecting piece comprises a first fixing part for connecting a first external element, two side walls connected to the first fixing part in parallel, and an outer wall and an inner wall which are positioned between the two side walls and connected to the two side walls, an arc-shaped channel is formed between the outer wall and the inner wall, the two side walls are both provided with arc-shaped through grooves which are transversely communicated and correspond to each other, and a plurality of recesses are formed in one side, close to the second connecting piece, of each arc-shaped through groove; the second connecting piece comprises a second fixing part used for connecting a second external element and an inserting part connected with the second fixing part, the inserting part is positioned between the two side walls and the outer wall and the inner wall, and two sides of the inserting part are respectively provided with an accommodating groove with an opening at one end; each clamping mechanism comprises a clamping piece and an elastic piece, wherein the clamping piece comprises a connecting part arranged at one end close to the second connecting piece, an operating part formed by penetrating through the arc-shaped through groove and a clamping part matched with the recess; the connecting part and the elastic piece are accommodated in the accommodating groove, so that the clamping piece can move transversely relative to the second connecting piece, and the elastic piece enables the clamping piece to have a tendency of being far away from the second connecting piece; when the screens position in sunken, fixed mutually between first connecting piece, the second connecting piece can not follow the arcuate motion relatively, through press two relatively the operation portion makes screens position break away from when sunken, can follow the arcuate motion relatively between first connecting piece, the second connecting piece.
The utility model also provides a display screen, including first display screen unit, second display screen unit and connect in the arc connecting device of first display screen unit, second display screen unit, arc connecting device be as above arc connecting device, first connecting piece, second connecting piece are connected respectively first display screen unit, second display screen unit make pass through between first display screen unit, the second display screen unit arc connecting device adjustment contained angle.
The utility model provides an arc connecting device and display screen is equipped with a plurality of sunkenly in one side of being close to the second connecting piece through leading to the groove at first connecting piece arc, a screens mechanism set up the operation portion and with sunken assorted screens portion through pressing down or loosening the operation portion, makes screens portion and sunken cooperation, makes between first connecting piece, the second connecting piece can move about in order to be able angle of adjustment or can not move about with fixed angle. Because the angle between the first connecting piece and the second connecting piece can be adjusted or fixed only by pressing or loosening the operating part, the operation is very convenient, and the clamping part and the concave matching mode ensure reliable fixation.
Drawings
Fig. 1 is a schematic perspective view of an arc connection device according to an embodiment of the present invention.
Fig. 2 is a perspective view of the arcuate connector shown in fig. 1 at another angle.
Fig. 3 is a perspective view of a first connector of the arc-shaped connecting device shown in fig. 1.
Fig. 4 is a perspective view of the first connecting member shown in fig. 3 at another angle.
Fig. 5 is a schematic view of the connecting body of the first connecting member shown in fig. 3.
Fig. 6 is a schematic view of the connection cover in the first connecting member shown in fig. 3.
Fig. 7 is a perspective view of a second link of the arcuate linkage of fig. 1.
Fig. 8 is a perspective view of the second connector shown in fig. 7 at another angle.
Fig. 9 is a perspective assembly view of the detent mechanism of the arcuate linkage shown in fig. 1.
Fig. 10 is an exploded perspective view of the detent mechanism of fig. 9.
Fig. 11 is a sectional view showing a fixed state of the arc connection device shown in fig. 1.
Fig. 12 is a sectional view of the arcuate linkage shown in fig. 1 in an active state.
Fig. 13 is a schematic perspective view of a display screen according to an embodiment of the present invention.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1 to 12, in the present embodiment, the arc connecting device includes a first connecting member 1, a second connecting member 2, and two locking mechanisms 3, which are capable of moving relatively along an arc.
As shown in fig. 3 to 6, the first connecting member 1 includes a first fixing portion 11 for connecting the first external component 4 (L ED display screen unit in this embodiment), two side walls 12 connected to the first fixing portion 11 in parallel, an outer wall 13 and an inner wall 14 located between the two side walls 12 and connected to the two side walls 12. the first connecting member 1 is formed by fixing a connecting body 15 and a connecting cover 16 to facilitate the assembly of other components.
The first fixing portion 11 is provided with a plurality of first positioning posts 111 and first fixing holes 112 for fixing with the first external element 4. An arc-shaped channel is formed between the outer wall 13 and the inner wall 14 for receiving the second connector 2. Both side walls 12 are provided with a transversely through and corresponding arc-shaped through groove 121, and the arc-shaped through groove 121 is provided with a plurality of recesses 122 at one side (inner side) close to the second connecting member. In this embodiment, the recess 122 is truncated cone-shaped. One of the side walls 12 is further provided with a plunger fixing hole 123. The outer wall 13 is provided with a longitudinally through elongated slot 131, and the outer surface of the outer wall 13 is provided with a plurality of angle marks 132 (such as-15, -10, -5, 0, 5, 10, 15) along the elongated slot 131, wherein the angle marks 132 correspond to the recesses 122.
As shown in fig. 7 and 8, the second connecting member 2 includes a second fixing portion 21 for connecting the second external element 5, and an inserting portion 22 connected to the second fixing portion 21, the second fixing portion 21 is provided with a plurality of second positioning posts 211 and a second fixing hole 212 to be fixed to the second external element 5 (L ED display screen unit in this embodiment), the inserting portion 22 is received in the arc-shaped grooves between the two side walls 12 and the outer wall 13 and the inner wall 14 to allow the second connecting member 2 to move along an arc relative to the first connecting member 1, both sides of the inserting portion 22 are provided with receiving grooves 221 having one open end, the inserting portion 22 is provided with indication marks 223 (indication holes in this embodiment) located in the elongated grooves 131, the indication marks 223 are matched with the angle marks 132 to display the arc between the first connecting member 1 and the second connecting member 2, one side of the inserting portion 22 is provided with a plurality of recesses 222 corresponding to the recesses 122, which are matched with the hemispherical plunger fixing holes 123, so that the metal positioning balls, springs and plungers (not shown) can be received in the plunger fixing holes 123 from the inside to the outside, and the positioning balls can be received in the recesses 222 to facilitate the adjustment of the positioning balls, and the positioning balls 222 can be received in the recesses.
As shown in fig. 9 and 10, each of the locking mechanisms 3 includes a locking member 31 and an elastic member 32, and the elastic member 32 is a spring in this embodiment, but may be other elastic members. The locking member 31 includes a connecting portion 311 disposed near one end of the second connecting member 2, an operating portion 312 formed by penetrating the arc-shaped through slot 121, and a locking portion 313 matched with the recess 122. The connecting portion 311 and the elastic element 32 are accommodated in the accommodating groove 221, so that the locking element 31 can move laterally relative to the second connecting element 2, and the elastic element 32 makes the locking element 31 have a tendency to move away from the second connecting element 2. In other embodiments, other arrangements can be used to allow the detent mechanism 3 to move laterally relative to the second link 2 and to have a tendency to move away from the second link 2, for example, the detent mechanism can be mounted directly on the side wall of the second link and gravity can be used to cause the detent member to have a tendency to move away from the second link.
In this embodiment, the locking member 31 includes a rod 314 and a handle 315 detachably mounted on an outer end of the rod 314. The rod 314 includes a cylindrical head 3141 with a larger diameter and a cylindrical neck 3142 with a smaller diameter, the head 3141 forms a connecting portion 311, the end of the head 3141 is provided with a groove 3143 with an open end, and the elastic element 32 is partially accommodated in the groove 3143, so as to facilitate the installation and use of the elastic element 32. The handle 315 is detachably mounted to the end of the shaft neck 3142 to facilitate the mounting of the detent 31. A truncated cone-shaped structure forming the retaining portion 313 is provided between the head portion 3141 and the neck portion 3142.
As shown in fig. 11 and 12, when the angle between the first connecting member 1 and the second connecting member 2 needs to be adjusted after the assembly, the two operation portions 312 are pressed relatively to separate the positioning portion 313 from the recess 122 against the elastic force of the elastic member 32, and at this time, the first connecting member 1 and the second connecting member 2 can move relatively along an arc, and the angle can be adjusted to the desired angle by operating the first connecting member 1 and the second connecting member 2. After the adjustment, the two operation portions 312 are released, and at this time, the positioning portion 313 is pushed into the recess 122 by the elastic member 32, and the first connecting member 1 and the second connecting member 2 are fixed by the positioning portion 313 and the recess 122, and they cannot move along an arc relatively. In other embodiments, only one locking mechanism may be provided, and the angle between the first connecting member and the second connecting member may be adjusted or fixed by pressing or releasing the operating portion of the locking mechanism.
Because the angle between the first connecting piece and the second connecting piece can be adjusted or fixed only by pressing or loosening the operating part, the operation is very convenient, and the clamping part and the concave matching mode ensure reliable fixation.
As shown in fig. 13, the utility model also provides a display screen, include first display screen unit 4, second display screen unit 5 and connect in the arc connecting device of first display screen unit 4, second display screen unit 5, the arc connecting device be as above. The first connecting piece 1 and the second connecting piece 2 are respectively connected with the first display screen unit 4 and the second display screen unit 5, so that the included angle between the first display screen unit 4 and the second display screen unit 5 is adjusted through an arc-shaped connecting device. In this embodiment, the arc connecting device is fixedly installed on the first display screen unit 4, and the second display screen unit 5 is connected with the second connecting member 2 through a movable connecting member 6. And the connection direction of the first display screen unit 4 and the first connecting member 1 is perpendicular to the connection direction (e.g. a horizontal direction and a vertical direction) of the second display screen unit 5 and the second connecting member 2, so that the angle between the first fixing portion 11 and the second fixing portion 21 is small (e.g. the angle is 90 ± 15 degrees in the embodiment, and the angle in the existing scheme is 180 ± 15 degrees), thereby occupying a small space.
In this document, the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "vertical", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for the sake of clarity and convenience of description of the technical solutions, and thus, should not be construed as limiting the present invention.
As used herein, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, including not only those elements listed, but also other elements not expressly listed.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. An arc-shaped connecting device is characterized by comprising a first connecting piece and a second connecting piece which can relatively move along an arc, wherein the side part of the first connecting piece is provided with an arc-shaped through groove which is transversely communicated, one side of the arc-shaped through groove, which is close to the second connecting piece, is provided with a plurality of recesses, a clamping mechanism is movably connected to the second connecting piece, the arc-shaped connecting device comprises a connecting structure which enables the clamping mechanism to transversely move relative to the second connecting piece and has a tendency of being far away from the second connecting piece, an operating part which penetrates out of the arc-shaped through groove and a clamping part which is matched with the recesses; when the clamping position is positioned in the recess, the first connecting piece and the second connecting piece are fixed and cannot move along an arc line relatively; when the clamping part is separated from the recess by pressing the operating part, the first connecting piece and the second connecting piece can move along an arc relatively.
2. The arcuate linkage of claim 1, wherein said detent mechanism includes a detent member and a resilient member, said resilient member being connected to an end of said detent member adjacent said second link member such that said detent member has a tendency to move away from said second link member.
3. The arcuate connector assembly defined in claim 2, wherein said second connector member defines a receiving slot having an open end, and wherein said retaining member defines a connecting portion at an end adjacent said second connector member, said connecting portion being received in said receiving slot to permit lateral movement of said retaining member relative to said second connector member.
4. The arcuate connector set forth in claim 3, wherein said connector portion terminates in an open ended recess, said spring member being partially received in said recess.
5. The arcuate connector set forth in claim 2, wherein said retaining member includes a rod-like body, and said operating portion is a shank portion secured to one end of said body.
6. The arc connecting device according to claim 1, wherein the first connecting member comprises a first fixing portion for connecting a first external component and two side walls parallel to the first fixing portion, the second connecting member comprises a second fixing portion for connecting a second external component and an inserting portion for connecting the second fixing portion, the inserting portion is located between the two side walls, the two side walls are provided with the arc through grooves, the two arc through grooves are oppositely arranged, and the two clamping mechanisms are movably connected to two sides of the second connecting member respectively.
7. The arcuate connector set forth in claim 6, wherein said side walls have outer and inner walls connected thereto, said outer and inner walls defining an arcuate channel therebetween for receiving said insert.
8. The arcuate connector set forth in claim 7, wherein said outer wall defines a longitudinally extending elongated slot, said outer wall surface defining a plurality of angular indicia along said elongated slot, said angular indicia corresponding to said depressions, said insert defining indicia positioned within said elongated slot, said indicia cooperating with said angular indicia to indicate the arc between said first and second connectors.
9. An arc connecting device is characterized by comprising a first connecting piece, a second connecting piece and two clamping mechanisms, wherein the first connecting piece, the second connecting piece and the two clamping mechanisms can move relatively along an arc; the first connecting piece comprises a first fixing part for connecting a first external element, two side walls connected to the first fixing part in parallel, and an outer wall and an inner wall which are positioned between the two side walls and connected to the two side walls, an arc-shaped channel is formed between the outer wall and the inner wall, the two side walls are both provided with arc-shaped through grooves which are transversely communicated and correspond to each other, and a plurality of recesses are formed in one side, close to the second connecting piece, of each arc-shaped through groove; the second connecting piece comprises a second fixing part used for connecting a second external element and an inserting part connected with the second fixing part, the inserting part is positioned between the two side walls and the outer wall and the inner wall, and two sides of the inserting part are respectively provided with an accommodating groove with an opening at one end; each clamping mechanism comprises a clamping piece and an elastic piece, wherein the clamping piece comprises a connecting part arranged at one end close to the second connecting piece, an operating part formed by penetrating through the arc-shaped through groove and a clamping part matched with the recess; the connecting part and the elastic piece are accommodated in the accommodating groove, so that the clamping piece can move transversely relative to the second connecting piece, and the elastic piece enables the clamping piece to have a tendency of being far away from the second connecting piece; when the screens position in sunken, fixed mutually between first connecting piece, the second connecting piece can not follow the arcuate motion relatively, through press two relatively the operation portion makes screens position break away from when sunken, can follow the arcuate motion relatively between first connecting piece, the second connecting piece.
10. A display screen is characterized by comprising a first display screen unit, a second display screen unit and an arc-shaped connecting device connected with the first display screen unit and the second display screen unit, wherein the arc-shaped connecting device is the arc-shaped connecting device according to any one of claims 1 to 9, and the first connecting piece and the second connecting piece are respectively connected with the first display screen unit and the second display screen unit so that included angles between the first display screen unit and the second display screen unit can be adjusted through the arc-shaped connecting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921995631.6U CN211145898U (en) | 2019-11-18 | 2019-11-18 | Arc connecting device and display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921995631.6U CN211145898U (en) | 2019-11-18 | 2019-11-18 | Arc connecting device and display screen |
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| Publication Number | Publication Date |
|---|---|
| CN211145898U true CN211145898U (en) | 2020-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921995631.6U Active CN211145898U (en) | 2019-11-18 | 2019-11-18 | Arc connecting device and display screen |
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| CN (1) | CN211145898U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022151690A1 (en) * | 2021-01-14 | 2022-07-21 | 尤小东 | Easy-to-adjust display support |
-
2019
- 2019-11-18 CN CN201921995631.6U patent/CN211145898U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022151690A1 (en) * | 2021-01-14 | 2022-07-21 | 尤小东 | Easy-to-adjust display support |
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