CN113931914B - Connecting device and display screen - Google Patents
Connecting device and display screen Download PDFInfo
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- CN113931914B CN113931914B CN202111032067.XA CN202111032067A CN113931914B CN 113931914 B CN113931914 B CN 113931914B CN 202111032067 A CN202111032067 A CN 202111032067A CN 113931914 B CN113931914 B CN 113931914B
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- 238000010168 coupling process Methods 0.000 description 8
- 238000005859 coupling reaction Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 238000012545 processing Methods 0.000 description 5
- 238000003754 machining Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
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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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
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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
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
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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
- G09F9/302—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 characterised by the form or geometrical disposition of the individual elements
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/0021—Side-by-side or stacked arrangements
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Abstract
The application belongs to the technical field of display, and particularly relates to a connecting device and a display screen, wherein the connecting device comprises a connecting plate, a first connecting component, a second connecting component and at least two connecting blocks, the connecting plate is provided with a mounting surface, each connecting block is respectively mounted on the mounting surface through the first connecting component, and the distance between the connecting block and the mounting surface is adjusted through the first connecting component; the two adjacent connecting blocks are connected through a second connecting component, and the distance between the two adjacent connecting blocks is adjusted through the second connecting component. The connecting device can adjust the luminous surfaces of the display screen boxes on the same plane, avoids front and rear section differences between the display screen boxes, solves the problem of bright and dark lines caused by uneven gaps between the display screen boxes and front and rear section differences, and ensures that the display screen formed after the display screen boxes are spliced has good display effect.
Description
Technical Field
The application belongs to the technical field of display, and particularly relates to a connecting device and a display screen.
Background
The display screen is a common display device in daily life of people, is commonly used in advertisements, traffic information and cultural exchanges, and fills up each corner of a city center; the large display screen is formed by splicing a plurality of display screen boxes; with the increasing requirements on the maintenance of the pixel and the display screen box body, the display screen also enters a small-space era; however, in the process of splicing the display screen boxes, assembly accuracy errors caused by errors of thickness of the display screen boxes, assembly relation, assembly deformation or flatness of the mounting surface inevitably exist, so that the problems of front-back dislocation and different sizes of gaps between the display screen boxes exist after the display screen boxes are spliced, and the display effect of the whole display screen is affected, such as the problems of bright and dark lines and the like.
Disclosure of Invention
An object of the application is to provide a connecting device and display screen, aims at solving the technical problem that the display screen box in the display screen has dislocation around the concatenation back and the clearance size between the display screen box is different among the prior art.
In order to achieve the above purpose, the technical scheme adopted in the application is as follows: the connecting device comprises a connecting plate, a first connecting component, a second connecting component and at least two connecting blocks, wherein the connecting plate is provided with a mounting surface, each connecting block is respectively mounted on the mounting surface through the first connecting component, and the distance between the connecting block and the mounting surface is adjusted through the first connecting component; the two adjacent connecting blocks are connected through the second connecting component, and the distance between the two adjacent connecting blocks is adjusted through the second connecting component.
Optionally, the first connecting assembly includes a first connecting shaft, one end of the first connecting shaft is connected with the connecting block, the other end of the first connecting shaft is connected with the connecting plate, and the distance between the connecting block and the mounting surface is adjusted by rotating the first connecting shaft;
the second connecting assembly comprises a second connecting shaft, two ends of the second connecting shaft are respectively connected with two adjacent connecting blocks, and the distance between the two adjacent connecting blocks is adjusted by rotating the second connecting shaft.
Optionally, two ends of the first connecting shaft are respectively provided with a first thread and a second thread connected with the connecting plate and the connecting block, and the rotation direction of the first thread is opposite to that of the second thread; and/or the pitch of the first thread is different from the pitch of the second thread;
the two ends of the second connecting shaft are respectively provided with a third thread and a fourth thread which are connected with two adjacent connecting blocks, and the rotation direction of the third thread is opposite to that of the fourth thread; and/or the pitch of the third thread is different from the pitch of the fourth thread.
Optionally, the first connection shaft is provided with a first operating structure for adapting with an external tool to rotate the first connection shaft;
the first operation structure is positioned between the connecting plate and the connecting block;
or the first operation structure is positioned at the end part of the first connecting shaft, the connecting block is provided with a first operation hole, and the first operation structure is positioned in the first operation hole, so that the external tool stretches into the first operation hole to be matched with the first operation structure, and the first connecting shaft is rotated;
the second connecting shaft is provided with a second operation structure which is used for being matched with an external tool to rotate the second connecting shaft;
the second operation structure is positioned between two adjacent connecting blocks;
or, the second operation structure is located at the end part of the second connecting shaft, the second operation hole is formed in the connecting block, and the second operation structure is located in the second operation hole, so that the external tool stretches into the second operation hole to be matched with the second operation structure, and the second connecting shaft is rotated.
Optionally, the first connecting assembly further comprises two first mounting shafts, the two first mounting shafts are respectively mounted on the connecting plate and the connecting block, and two ends of the first connecting shaft are respectively connected with the two first mounting shafts;
the second connecting assembly further comprises two second mounting shafts, the two second mounting shafts are respectively mounted on the two adjacent connecting blocks, and two ends of each second connecting shaft are respectively connected with the two second mounting shafts.
Optionally, the connecting plate includes at least two first connecting parts, the first connecting parts are stacked and detachably connected, and one of the first mounting shafts is clamped and fixed between two adjacent first connecting parts;
the connecting block comprises at least two second connecting parts, the second connecting parts are arranged in a laminated detachable connection mode, the other first mounting shaft is clamped and fixed between two adjacent second connecting parts, and the second mounting shaft is clamped and fixed between two adjacent second connecting parts.
Optionally, the first mounting shaft is disposed perpendicular to the first connecting shaft, and the second mounting shaft is disposed perpendicular to the second connecting shaft.
Optionally, in two adjacent first connection parts, one of the first connection parts is provided with a first accommodating groove, the other first connection part is provided with a second accommodating groove, the first accommodating groove and the second accommodating groove are jointly enclosed to form a first accommodating hole, and one of the first mounting shafts is accommodated in the first accommodating hole;
in two adjacent second connecting parts, one of the second connecting parts is provided with a third accommodating groove, the other second connecting part is provided with a fourth accommodating groove, the third accommodating groove and the fourth accommodating groove are jointly surrounded to form a second accommodating hole, and the other first mounting shaft is accommodated in the second accommodating hole;
in two adjacent second connecting portions, one second connecting portion has seted up the fifth holding tank, and another second connecting portion has seted up the sixth holding tank, the fifth holding tank with the sixth holding tank encloses jointly and establishes the formation third accommodation hole, the second installation axle holding in the third accommodation hole.
Optionally, elastic elements are arranged between the connecting plates and the connecting blocks and between two adjacent connecting plates.
Another technical scheme provided by the application: the display screen comprises the connecting device and at least two display screen boxes, and each display screen box is connected with each connecting block in a one-to-one correspondence mode.
Compared with the prior art, when the connecting device is used, the display screen boxes are respectively and correspondingly arranged on the connecting blocks one by one, and the distance between two adjacent connecting blocks can be adjusted by adjusting the second connecting assembly, so that the gap between the two adjacent display screen boxes is adjusted, and the problem of uneven gap between the display screen boxes is solved; in addition, through adjusting first coupling assembling, can adjust the interval between connecting plate and the connecting block to adjust the interval between display screen box and the installation face, so alright adjust the light emitting area of display screen box on the coplanar, avoid the front and back section difference between the display screen box, solved the problem that causes bright dark line because of the uneven and front and back section difference in clearance between the display screen box, guarantee that the display screen that forms after the display screen box concatenation has good display effect.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required for the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a connection device according to an embodiment of the present application;
FIG. 2 is an exploded view of the connection device shown in FIG. 1;
FIG. 3 is a schematic view of a first connection assembly (or a second connection assembly) of the connection device shown in FIG. 1;
FIG. 4 is an exploded view of a first connector assembly (or a second connector assembly) of the connector assembly shown in FIG. 1;
FIG. 5 is an exploded view of the connection plate of the connection device shown in FIG. 2;
FIG. 6 is an exploded view of the connection block of the connection device of FIG. 2 from a first perspective;
fig. 7 is an exploded view of a second view of the connection block in the connection device shown in fig. 2.
Wherein, each reference sign in the figure:
10. a connecting plate; 11. a first connection portion; 12. a first operation hole; 111. a first accommodation groove; 112. a second accommodation groove; 113. a first avoidance hole; 1110. a first accommodation hole;
20. a first connection assembly; 21. a first connecting shaft; 22. a first mounting shaft; 211. a first thread; 212. a second thread; 213. a first operating structure; 221. a first threaded hole;
30. a second connection assembly; 31. a second connecting shaft; 32. a second mounting shaft; 311. a third thread; 312. a fourth thread; 313. a second operating structure; 321. a second threaded hole;
40. a connecting block; 41. a second connecting portion; 42. a second operation hole; 41a, a front connection; 41b, a middle connecting part; 41c, a rear connection portion; 411. a third accommodation groove; 412. a fourth accommodating groove; 4110. a second accommodation hole; 413. a fifth accommodation groove; 414. a sixth accommodation groove; 4130. a third accommodation hole; 415. a first avoidance groove; 416. a second avoidance groove; 4150. a second avoidance hole;
50. an elastic member;
60. a fastener.
Detailed Description
Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and intended for the purpose of explaining the present application and are not to be construed as limiting the present application.
In the description of the present application, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.
In the related art, in order to meet the display requirements of different fields and scenes, the display screen is various in size, and a plurality of display screen boxes are usually spliced to form a large-size display screen, each display screen box comprises a box body, a power module and a plurality of display modules, and the power module and the display modules are all installed and fixed on one box body to form a complete display screen box; the display module assembly generally comprises a lamp panel, a face mask, a shell and other components, the lamp panel is installed in the shell, the face mask is arranged on the lamp panel, the lamp panel comprises a circuit board and an LED lamp arranged on the circuit board, the power module is electrically connected with the circuit board, and the LED lamp is controlled to be on or off through the circuit board, so that the display of the display module assembly is achieved.
The large display screen is formed by splicing a plurality of display screen boxes, the display screen boxes are rectangular, the display screen boxes are arranged in a matrix, the corners of four adjacent display screen boxes are spliced together through a connecting device, and the large display screen is fixed on a back frame through the connecting device, so that the large display screen is supported and fixed; however, in the conventional large-sized display screen, due to machining deviation and assembly deviation of each component, uneven gaps between adjacent display screen boxes or adjacent display modules are inevitably caused, and even the gaps between the upper pixel, the lower pixel, the left pixel and the right pixel are beyond the allowed gaps between the display screen boxes or the adjacent display modules; in the mainstream age of small-space display screens, in the progress of mini-led/micro-led technology which continues to explore towards the small point space, front-back dislocation, left-right dislocation and up-down dislocation between adjacent display screen boxes and between adjacent display modules after actual assembly are brought into continuous attention of volunteers in various industries and are actually put into practice for treatment. Due to the balance consideration of cost, implementation difficulty, installation conditions and processing conditions, front-back dislocation, up-down dislocation and left-right dislocation among display screen boxes and between adjacent display screen modules in the current display screen box are the most priority matters to be considered and processed. The 6-way dislocation between the display screen boxes is caused by the problems of mounting structure, machining dimensional precision, practical realization conditions and flatness of mounting surfaces.
The embodiment of the invention provides a connecting device which can realize the adjustment of 6 directions of front, back, upper, lower, left and right of a display screen box body so as to solve the problems of front-back dislocation and up-down/left-right dislocation in the display screen.
As shown in fig. 1 to 7, in one embodiment of the present application, there is provided a connection device including a connection board 10, a first connection assembly 20, a second connection assembly 30, and at least two connection blocks 40, the connection board 10 having a mounting surface, each connection block 40 being mounted on the mounting surface through the first connection assembly 20, respectively, and a space between the connection block 40 and the mounting surface being adjusted through the first connection assembly 20; the display screen box body is connected to the connecting blocks 40, two adjacent connecting blocks 40 are connected through the second connecting assembly 30, and the distance between the two adjacent connecting blocks 40 is adjusted through the second connecting assembly 30.
Wherein, the display screen boxes are installed on each connection block 40 in a one-to-one correspondence manner, so as to connect a plurality of display screen boxes as a whole, and the connection device is exemplified as shown in fig. 1, wherein the connection device is provided with 4 connection blocks 40, and 4 connection blocks 40 are arranged on the connection plate 10 in a matrix; when the connecting device is used for the junction of the spliced corners of the display screen boxes, the corners of the four display screen boxes are connected to the 4 connecting blocks 4 in a one-to-one correspondence manner, so that the splice of the 4 display screen boxes can be realized; when the connecting device is used for connecting the display screen boxes at the edges of the display screens, two adjacent connecting blocks 40 are respectively connected with the corners of the two display screen boxes, and the other two adjacent connecting blocks 40 are connected with the fixing frames of the display screens; when the connecting device is used for fixing the display screen box body at the corner of the display screen, the number of the connecting blocks 40 is 3 and the connecting blocks 40 are arranged in an L shape, the connecting blocks 40 at the corner are connected with the corner of the display screen box body, and the other two connecting blocks 40 are connected with the fixing frame of the display screen; the connecting device can be used for connecting display screen boxes at a plurality of positions, and has good universality; the following description will take a connection device at the junction of the corners of the 4 display screen boxes as an example.
Specifically, when the connecting device provided by the embodiment of the application is used, the display screen boxes are respectively and correspondingly arranged on the connecting blocks 40 one by one, and the distance between two adjacent connecting blocks 40 can be adjusted by adjusting the second connecting assembly 30, so that the gap between the two adjacent display screen boxes is adjusted, and the problem of uneven gap between the display screen boxes is solved; in addition, through adjusting first coupling assembling 20, can adjust the interval between connecting plate 10 and the connecting block 40 to adjust the interval between display screen box and the installation face, so alright adjust the light emitting area of display screen box on the coplanar, avoid the front and back section difference between the display screen box, solved the problem that causes bright dark line because of the clearance inequality between the display screen box and front and back section difference, guarantee that the display screen that forms after the display screen box concatenation has good display effect.
For example, referring to fig. 1, 4 connection blocks 40 are arranged in a matrix on the connection board 10, the corners of the 4 display screen boxes are respectively fixed on the connection blocks 40 in a one-to-one correspondence manner, and the light emitting surfaces of the 4 display screen boxes are parallel to the mounting surface, so that the left and right adjustment of the display screen boxes is realized by adjusting the second connection assembly 30 between the left and right connection blocks 40; and through adjusting the second coupling assembling 30 between two upper and lower connecting blocks 40 to realize the regulation from top to bottom of display screen box, in addition, through adjusting the first coupling assembling 20 between connecting plate 10 and the connecting block 40, can realize the front and back adjustment of display screen box, so just realized the regulation of 6 orientations of display screen box, solved the 6 to dislocation problem between the display screen box.
In another embodiment of the present application, referring to fig. 1 and 2, the first connection assembly 20 of the connection device is provided to include a first connection shaft 21, one end of the first connection shaft 21 is connected with a connection block 40, the other end of the first connection shaft 21 is connected with a connection plate 10, and a space between the connection block 40 and a mounting surface is adjusted by rotating the first connection shaft 21; specifically, the gap between the connecting block 40 and the mounting surface can be adjusted by rotating the first connecting shaft 21, and the gap adjusting device is simple in structure and convenient to operate, and can solve the problem of front-back section difference between the display screen boxes.
Further, referring to fig. 1 and 2, referring to fig. 3 and 4, the second connection assembly 30 includes a second connection shaft 31, both ends of the second connection shaft 31 are respectively connected with two adjacent connection blocks 40, and a space between the two adjacent connection blocks 40 is adjusted by rotating the second connection shaft 31. Specifically, the gap between the two adjacent connection blocks 40 can be adjusted by rotating the second connection shaft 31, and the gap between the adjacent display screen boxes can be adjusted.
In another embodiment of the present application, referring to fig. 3 and 4, the first connecting shaft 21 of the connecting device is provided with a first thread 211 and a second thread 212 connected to the connecting plate 10 and the connecting block 40 at both ends thereof, respectively, and the rotation direction of the first thread 211 is opposite to the rotation direction of the second thread 212; in this way, the connection plate 10 and the connection block 40 connected to the first connection shaft 21 can be relatively close to or relatively far away from each other during the rotation of the first connection shaft 21, so that the gap adjustment between the installation surface and the connection block 40 is achieved.
In another embodiment of the present application, the pitch of the first thread 211 of the connection means is provided differently from the pitch of the second thread 212; in this way, in the process of rotating the first connecting shaft 21, the distance that the connecting plate 10 and the connecting block 40 move along the length direction of the first connecting shaft 21 is different, so that the gap adjustment between the connecting block 40 and the mounting surface is realized.
In another embodiment of the present application, the second connecting shaft 31 of the connecting device is provided with a third thread 311 and a fourth thread 312 connected to the adjacent two connecting blocks 40 at both ends, respectively, and the rotation direction of the third thread 311 is opposite to the rotation direction of the fourth thread 312; in this way, in the process of rotating the second connecting shaft 31, the two adjacent connecting blocks 40 are relatively close to or relatively far away from each other, so that adjustment between the two adjacent connecting blocks 40 is realized, and further adjustment of the distance between the two adjacent display screen boxes is realized.
In another embodiment of the present application, the pitch of the third thread 311 of the connection means is provided differently from the pitch of the fourth thread 312. In the process of rotating the second connecting shaft 31, the distances of the adjacent two connecting blocks 40 moving along the length direction of the second connecting shaft 31 are different, so that the distance between the connecting blocks 40 and the mounting surface is adjusted, the front and back adjustment of the display screen box body is realized, and the problem of front and back step difference between the display screen box bodies is solved.
In another embodiment of the present application, referring to fig. 3 and 4, the first connecting shaft 21 of the connecting device is provided with a first operating structure 213 for adapting with an external tool to rotate the first connecting shaft 21; the second connection shaft 31 is provided with a second operating structure 313 for being adapted to an external tool to rotate the second connection shaft 31. When the display screen box is particularly used, after the external tool is matched with the first operation structure 213, the rotation of the first rotating shaft can be realized by operating the external tool, so that the front and back adjustment of the display screen box can be realized, and the operation is simpler and more convenient; similarly, after the external tool is matched with the second operation structure 313, the rotation of the second rotating shaft can be realized by operating the external tool, and the adjustment of the gap between the display screen boxes can be realized, so that the operation is simpler and more convenient.
In another embodiment of the present application, referring to fig. 3 and 4, a first operating structure 213 of the connection device is provided between the connection plate 10 and the connection block 40; thus, the first operation structure 213 is directly exposed out of the connecting device, so that an external tool is convenient to be matched with the first operation structure 213, and other exposed structures do not need to be arranged on the connecting plate 10 and the connecting block 40, so that the structure of the connecting device is simpler and more reliable.
In another embodiment of the present application, the second operating structure 313 of the connection device is provided between two adjacent connection blocks 40. In this way, the second operation structure 313 is directly exposed out of the connecting device, so that an external tool is convenient to adapt to the second operation structure 313, and other exposed structures do not need to be arranged on two adjacent connecting blocks 40, so that the structure of the connecting device is simpler and more reliable.
In another embodiment of the present application, referring to fig. 2, 3 and 4, a first operation structure 213 of the connection device is provided at an end of the first connection shaft 21, the connection block 40 is provided with a first operation hole 12, and the first operation structure 213 is located in the first operation hole 12, so that an external tool extends into the first operation hole 12 to be matched with the first operation structure 213, thereby rotating the first connection shaft 21; the second operation structure 313 is located at an end of the second connection shaft 31, the connection block 40 is provided with a second operation hole 42, and the second operation structure 313 is located in the second operation hole 42, so that an external tool is inserted into the second operation hole 42 to be matched with the second operation structure 313, thereby rotating the second connection shaft 31. Specifically, the first operation structure 213 is disposed on the end surface of the first connection shaft 21, and the first operation hole 12 is disposed coaxially with the first connection shaft 21 and is disposed opposite to the first operation structure 213, so that an external tool can be directly inserted from the first operation hole 12 and then adapted to the first operation structure 213, and the operation is simple and reliable; the second operation structure 313 is disposed on an end surface of the second connection shaft 31, and the second operation hole 42 is disposed coaxially with the second connection shaft 31 and opposite to the second operation structure 313, so that an external tool can be directly inserted from the second operation hole 42 and then adapted to the second operation structure 313, and the operation is simple.
More specifically, the first operation structures 213 are disposed on two end surfaces of the first connection shaft 21, and the second operation structures 313 are disposed on two end surfaces of the second connection shaft 31, so that the two ends of the first connection shaft 21 and the two ends of the second connection shaft 31 are not required to be distinguished during installation, and the installation is convenient.
In another embodiment of the present application, the first operating structure 213 of the connection device is provided as a straight slot, a cross slot, a spline slot, a plum blossom slot, a round hole, a polygonal hole, a cylinder or a prism; the second operating structure 313 is a straight slot, a cross slot, a spline slot, a plum blossom slot, a round hole, a polygonal hole, a cylinder, or a prism. Thus, the rotation of the first connecting shaft 21 and the second connecting shaft 31 can be realized by inserting an external tool into the straight slot, the cross slot, the spline slot, the plum blossom slot, the round hole or the polygonal hole, and the operation is simple and reliable; in addition, the external tool may be inserted into the cylinder or the prism, so as to rotate the first connecting shaft 21 and the second connecting shaft 31.
Illustratively, the two ends of the first connecting shaft 21 are respectively provided with a first thread 211 and a second thread 212, and both end surfaces of the first connecting shaft 21 are provided with a straight slot, i.e. the first connecting shaft 21 is a double-ended screw rod, and the double-ended screw rod is easy to obtain as a standard component, and has good universality; similarly, the two ends of the second connecting shaft 31 are respectively provided with the third thread 311 and the fourth thread 312, and the two end surfaces of the second connecting shaft 31 are provided with a straight slot, namely the second connecting shaft 31 is a double-head screw rod which is used as a standard component and is easy to obtain, so that the universality is good, and the manufacturing cost of the connecting device can be reduced.
In another embodiment of the present application, referring to fig. 2, 3 and 4, the first connecting assembly 20 of the connecting device further includes two first mounting shafts 22, the two first mounting shafts 22 are respectively mounted on the connecting plate 10 and the connecting block 40, and two ends of the first connecting shaft 21 are respectively connected with the two first mounting shafts 22; specifically, the two first mounting shafts 22 are provided with first threaded holes 221, the first threads 211 and the second threads 212 of the first connecting shaft 21 are respectively in threaded engagement with the first threaded holes 221 of the two first mounting shafts 22, so that the first connecting shaft 21 and the first mounting shaft 22 are connected, and the adjustment of the distance between the connecting plate 10 and the connecting plate 40 can be realized by rotating the first connecting shaft 21. In addition, the first mounting shaft 22 is matched with the first connecting shaft 21, so that a connecting structure is not required to be processed on the connecting plate 10 and the connecting block 40, the smoothness of the movement of each part can be effectively ensured, and meanwhile, the method is also a guarantee measure for processing convenience, universality, reliability and dimensional accuracy.
In another embodiment of the present application, referring to fig. 2, 3 and 4, the second connecting assembly 30 of the connecting device further includes two second mounting shafts 32, the two second mounting shafts 32 are respectively mounted on two adjacent connecting blocks 40, and two ends of the second connecting shaft 31 are respectively connected with the two second mounting shafts 32. Specifically, the second threaded holes 321 are formed on the two second mounting shafts 32, the third threads 311 and the fourth threads 312 of the second connecting shaft 31 are respectively in threaded fit with the second threaded holes 321 on the two second mounting shafts 32, so that the connection between the second connecting shaft 31 and the second mounting shaft 32 is realized, and the adjustment of the interval between the two adjacent connecting blocks 40 can also be realized by rotating the second connecting shaft 31. In addition, the second mounting shaft 32 and the second connecting shaft 31 are matched, and a connecting structure is not required to be processed on the connecting block 40, so that the smoothness of the movement of each component can be effectively ensured, and meanwhile, the method is also a guarantee measure for processing convenience, universality, reliability and dimensional accuracy.
More specifically, the first mounting shaft 22 is cylindrical, prismatic, or elliptic cylindrical; the second mounting shaft 32 has a cylindrical shape, a prismatic shape, or an elliptic cylindrical shape. Thus, the first mounting shaft 22 and the second mounting shaft 32 are regular in shape, convenient to acquire and manufacture, and capable of greatly reducing the manufacturing cost of the connecting device.
In another embodiment of the present application, referring to fig. 1, 2 and 5, a connection board 10 of the connection device is provided, which includes at least two first connection portions 11, wherein the first connection portions 11 are detachably connected in a stacked manner, and one first mounting shaft 22 is clamped and fixed between two adjacent first connection portions 11; after the connecting plate 10 is detachable into a plurality of first connecting portions 11, and the first installation shaft 22 is fixed between two adjacent first connecting portions 11, in the actual installation process, after the first connecting portions 11 are detached, the first installation shaft 22 is placed into two adjacent first connecting portions 11, and after the first connecting portions 11 are fixed, the connection between the first installation shaft 22 and the connecting plate 10 can be completed, so that the installation operation is simpler and more convenient.
In another embodiment of the present application, referring to fig. 1, 2 and 6, the connection block 40 of the connection device is provided to include at least two second connection portions 41, the second connection portions 41 are detachably connected in a stacked manner, the other first mounting shaft 22 is clamped and fixed between two adjacent second connection portions 41, and the second mounting shaft 32 is clamped and fixed between two adjacent second connection portions 41. After the connection block 40 is detachable into a plurality of second connection portions 41, and the first installation shaft 22 and the second installation shaft 32 are fixed between two adjacent first connection portions 11, in the actual installation process, after the second connection portions 41 are detached, the first installation shaft 22 and the second installation shaft 32 are placed into the corresponding two adjacent second connection portions 41, and after the second connection portions 41 are fixed, the connection between the second installation shaft 32 and the connection block 40 and the connection between the first installation shaft 22 and the connection block 40 can be completed, so that the installation operation is simpler and more convenient.
Specifically, as shown in fig. 6 and 7, the number of the second connecting portions 41 is three, and the three second connecting portions 41 are respectively a front connecting portion 41a, a middle connecting portion 41b, and a rear connecting portion 41c, the first mounting shaft 22 is clamped and fixed between the rear connecting portion 41c and the middle connecting portion 41b, and the second mounting shaft 32 is clamped and fixed between the middle connecting portion 41b and the front connecting portion 41 a. The first mounting shaft 22 and the second mounting shaft 32 are respectively clamped between the different second connecting portions 41, so that the mounting of the first mounting shaft 22 and the second mounting shaft 32 is more stable and reliable.
As exemplarily shown in fig. 5, 6 and 7, the connection board 10 includes two first connection parts 11, and the two first connection parts 11, the rear connection part 41c, the middle connection part 41b and the front connection part 41a are sequentially disposed in a direction perpendicular to the mounting surface, the first connection shaft 21 is disposed perpendicular to the mounting surface, and the second connection shaft 31 is disposed parallel to the mounting surface; thus, one of the first mounting shafts 22 is sandwiched between the two first connecting portions 11, the other first mounting shaft 22 is sandwiched between the rear connecting portion 41c and the middle connecting portion 41b, and the second mounting shaft 32 is sandwiched between the middle connecting portion 41b and the rear connecting portion 41 c.
In another embodiment of the present application, as shown in fig. 5, 6 and 7, two adjacent first connection parts 11 of the connection device are provided, wherein one first connection part 11 is provided with a first accommodating groove 111, the other first connection part 11 is provided with a second accommodating groove 112, the first accommodating groove 111 and the second accommodating groove 112 are jointly enclosed to form a first accommodating hole 1110, and one first mounting shaft 22 is accommodated in the first accommodating hole 1110; the first accommodating hole 1110 provides an installation space for the first installation shaft 22, so that in a specific machining process, corresponding first accommodating grooves 111 and second accommodating grooves 112 can be respectively machined on different first connecting parts 11, the first connecting parts 11 are fixed to form the connecting plate 10, and then the shape and the boring of the connecting plate 10 are machined, so that the relative position relationship between the first connecting parts 11 and the whole shape of the connecting plate 10 is accurate, the first installation shaft 22 is guaranteed to have good installation precision after being installed, and errors are avoided; meanwhile, when the first coupling part 11 is disassembled, the first mounting shaft 22 is also conveniently mounted into the first receiving hole 1110.
In another embodiment of the present application, as shown in fig. 5, 6 and 7, two adjacent second connecting portions 41 of the connecting device are provided, wherein one second connecting portion 41 is provided with a third accommodating groove 411, the other second connecting portion 41 is provided with a fourth accommodating groove 412, the third accommodating groove 411 and the fourth accommodating groove 412 are jointly surrounded to form a second accommodating hole 4110, and the other first mounting shaft 22 is accommodated in the second accommodating hole 4110; in the two adjacent second connecting portions 41, one second connecting portion 41 is provided with a fifth accommodating groove 413, the other second connecting portion 41 is provided with a sixth accommodating groove 414, the fifth accommodating groove 413 and the sixth accommodating groove 414 jointly enclose to form a third accommodating hole 4130, and the second mounting shaft 32 is accommodated in the third accommodating hole 4130. The second accommodating hole 4110 provides an installation space for the first installation shaft 22, the third accommodating hole 4130 provides an installation space for the second installation shaft 32, so that in the specific machining process, the corresponding third accommodating groove 411, fourth accommodating groove 412, fifth accommodating groove 413 and sixth accommodating groove 414 can be respectively machined on different second connecting parts 41, the second connecting parts 41 are fixed to form the connecting block 40, and then the shape and the boring on the connecting block 40 are machined, so that the relative position relation between the second connecting parts 41 and the whole shape of the connecting block 40 is accurate, the first installation shaft 22 and the second installation shaft 32 are guaranteed to have good installation precision after being assembled, and errors are avoided; meanwhile, when the second connection part 41 is detached, the mounting of the first and second mounting shafts 22 and 32 into the corresponding second and third receiving holes 4110 and 4130 is also facilitated.
As shown in fig. 5, 6 and 7, a first accommodating groove 111 and a second accommodating groove 112 are respectively formed on two adjacent side surfaces of the two first connecting parts 11, and the first accommodating groove 111 and the second accommodating groove 112 are opposite to be communicated and form a first accommodating hole 1110; one of the first mounting shafts 22 is mounted in the first accommodating hole 1110, and a third accommodating groove 411 and a fourth accommodating groove 412 are respectively formed on two adjacent side surfaces of the rear connecting portion 41c and the middle connecting portion 41b, and the third accommodating groove 411 and the fourth accommodating groove 412 are arranged opposite to each other and are communicated with each other, and a second accommodating hole 4110 is formed; the other second mounting shaft 32 is installed in the second accommodating hole 4110, in addition, the first avoidance holes 113 are respectively formed in the first connecting portion 11 adjacent to the rear connecting portion 41c and the rear connecting portion 41c, two ends of the first connecting shaft 21 penetrate into the two first avoidance holes 113 respectively and then are connected with the two first mounting shafts 22 respectively, the first avoidance holes 113 provide mounting space for the first connecting shaft 21, the first avoidance holes 113 are in a strip shape, and thus the first connecting shaft 21 moves in the first avoidance holes 113 so as to realize adjustment of the space between the connecting blocks 40 and avoid interference.
Further, as shown in fig. 5, fig. 6 and fig. 7, the two adjacent side surfaces of the middle connecting portion 41b and the rear connecting portion 41c are provided with a first avoiding groove 415 and a second avoiding groove 416, the first avoiding groove 415 and the second avoiding groove 416 are just opposite to be communicated and enclose to form a second avoiding hole 4150, the second connecting shaft 31 is arranged in the second avoiding hole 4150 in a penetrating manner, the second avoiding hole 4150 provides an installation space for the second connecting shaft 31, and meanwhile, the second avoiding hole 4150 is in a strip shape, and an avoiding space is provided for the up-down and left-right movement of the connecting block 40, so that interference is avoided.
In another embodiment of the present application, as shown in connection with fig. 2, 3 and 4, a first mounting shaft 22 of the coupling device is provided to be perpendicular to the first coupling shaft 21, and a second mounting shaft 32 is provided to be perpendicular to the second coupling shaft 31. Specifically, the first mounting shaft 22 and the first connecting shaft 21 are vertically arranged, so that the first accommodating hole 1110 is vertically arranged with the first avoiding hole 113, and the first mounting shaft 22 can be prevented from moving out of the first avoiding hole 113, thereby ensuring the reliability of mounting; similarly, the second mounting shaft 32 and the second connecting shaft 31 are vertically arranged, so that the second accommodating hole 4110 and the second avoiding hole 4150 are vertically arranged, the second mounting shaft 32 can be prevented from moving out of the second avoiding hole 4150, and the mounting reliability is ensured.
Further, the first mounting shaft 22 and the second mounting shaft 32 are parallel to the mounting surface, so that the length of the connecting block 40 and the length of the connecting plate 10 in the direction perpendicular to the mounting surface can be reduced, which is beneficial to the development of light and thin display screen.
In another embodiment of the present application, as shown in connection with fig. 5, 6 and 7, the first connection part 11 of the connection device is provided to be connected by a fastener 60, and the second connection part 41 is provided to be connected by a fastener 60. The first connecting part 11 and the second connecting part 41 are connected by adopting the fastening piece 60, so that the connecting operation is simple, the connecting reliability is good, and the precision is high.
Illustratively, the number of the fasteners 60 is plural, each fastener 60 sequentially passes through each second connecting portion 41 and each first connecting portion 11, thereby connecting the first connecting portion 11 and the second connecting portion 41 as a whole, and the fasteners 60 are screws and pins, thereby ensuring the reliability and dimensional accuracy of the connection.
In another embodiment of the present application, as shown in connection with fig. 2, elastic members 50 are provided between the connection plates 10 and the connection blocks 40 of the connection device and between two adjacent connection plates 10. The connecting blocks 40 are prevented from moving randomly by tensioning the connecting plates 10 and the connecting blocks 40 through the elastic pieces 50, so that assembly deviation between the connecting plates 10 and the connecting blocks 40 and assembly deviation between the connecting blocks 40 are eliminated.
Illustratively, the resilient member 50 is a rubber sheet, a silicone sheet, a spring, or a reed.
Further, the connecting plates 10 and the connecting blocks 40 corresponding to the rotation of the first mounting shaft 22 and the second mounting shaft 32 need to be disassembled into a plurality of parts, so that even if the first connecting shaft 21, the second connecting shaft 31, the first mounting shaft 22 and the second mounting shaft 32 have individual processing differences, the positions of the first mounting shaft 22 and the second mounting shaft 32 can be adjusted by disassembling and assembling the connecting plates 10 and the connecting blocks 40, thereby eliminating processing errors and ensuring mounting accuracy.
In another embodiment of the present application, a display screen is provided that includes the above-described connection device and at least two display screen housings, each of which is connected to each of the connection blocks 40 in a one-to-one correspondence. Specifically, the display screen boxes are correspondingly installed on the side surface of the connecting block 40, which is opposite to the connecting plate 10, and meanwhile, the display screen adopts all the technical schemes of all the embodiments, so that all the beneficial effects brought by the technical schemes of the embodiments are also achieved, and the detailed description is omitted.
The foregoing description of the preferred embodiment of the present invention is not intended to limit the invention to the particular form disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.
Claims (10)
1. A connection device, characterized in that: the connecting plate is provided with a mounting surface, each connecting block is mounted on the mounting surface through the first connecting component, and the distance between the connecting block and the mounting surface is adjusted through the first connecting component; the two adjacent connecting blocks are connected through the second connecting component, and the distance between the two adjacent connecting blocks is adjusted through the second connecting component;
the second connecting assembly comprises a second connecting shaft, two ends of the second connecting shaft are respectively connected with two adjacent connecting blocks, and the distance between the two adjacent connecting blocks is adjusted by rotating the second connecting shaft;
the second connecting assembly further comprises two second mounting shafts, the two second mounting shafts are respectively mounted on the two adjacent connecting blocks, and two ends of each second connecting shaft are respectively connected with the two second mounting shafts;
the connecting block comprises at least two second connecting parts, the second connecting parts are arranged in a laminated detachable connection mode, and the second mounting shaft is clamped and fixed between two adjacent second connecting parts.
2. The connection device according to claim 1, wherein: the first connecting assembly comprises a first connecting shaft, one end of the first connecting shaft is connected with the connecting block, the other end of the first connecting shaft is connected with the connecting plate, and the distance between the connecting block and the mounting surface is adjusted by rotating the first connecting shaft.
3. The connection device according to claim 2, wherein: the two ends of the first connecting shaft are respectively provided with a first thread and a second thread which are connected with the connecting plate and the connecting block, and the rotation direction of the first thread is opposite to that of the second thread; and/or the pitch of the first thread is different from the pitch of the second thread;
the two ends of the second connecting shaft are respectively provided with a third thread and a fourth thread which are connected with two adjacent connecting blocks, and the rotation direction of the third thread is opposite to that of the fourth thread; and/or the pitch of the third thread is different from the pitch of the fourth thread.
4. A connection device according to claim 3, wherein: the first connecting shaft is provided with a first operating structure for adapting with an external tool to rotate the first connecting shaft;
the first operation structure is positioned between the connecting plate and the connecting block;
or the first operation structure is positioned at the end part of the first connecting shaft, the connecting block is provided with a first operation hole, and the first operation structure is positioned in the first operation hole, so that the external tool stretches into the first operation hole to be matched with the first operation structure, and the first connecting shaft is rotated;
the second connecting shaft is provided with a second operation structure which is used for being matched with an external tool to rotate the second connecting shaft;
the second operation structure is positioned between two adjacent connecting blocks;
or, the second operation structure is located at the end part of the second connecting shaft, the second operation hole is formed in the connecting block, and the second operation structure is located in the second operation hole, so that the external tool stretches into the second operation hole to be matched with the second operation structure, and the second connecting shaft is rotated.
5. The connection device according to any one of claims 2 to 4, wherein: the first connecting assembly further comprises two first mounting shafts, the two first mounting shafts are respectively mounted on the connecting plate and the connecting block, and two ends of the first connecting shaft are respectively connected with the two first mounting shafts.
6. The connection device of claim 5, wherein: the connecting plate comprises at least two first connecting parts, the first connecting parts are arranged in a laminated detachable connection way, and one first mounting shaft is clamped and fixed between two adjacent first connecting parts;
the other first mounting shaft is clamped and fixed between two adjacent second connecting parts.
7. The connection device of claim 5, wherein: the first installation shaft is perpendicular to the first connecting shaft, and the second installation shaft is perpendicular to the second connecting shaft.
8. The connection device of claim 6, wherein: in two adjacent first connecting parts, one of the first connecting parts is provided with a first accommodating groove, the other first connecting part is provided with a second accommodating groove, the first accommodating groove and the second accommodating groove are jointly surrounded to form a first accommodating hole, and one of the first mounting shafts is accommodated in the first accommodating hole;
in two adjacent second connecting parts, one of the second connecting parts is provided with a third accommodating groove, the other second connecting part is provided with a fourth accommodating groove, the third accommodating groove and the fourth accommodating groove are jointly surrounded to form a second accommodating hole, and the other first mounting shaft is accommodated in the second accommodating hole;
in two adjacent second connecting portions, one second connecting portion has seted up the fifth holding tank, and another second connecting portion has seted up the sixth holding tank, the fifth holding tank with the sixth holding tank encloses jointly and establishes the formation third accommodation hole, the second installation axle holding in the third accommodation hole.
9. The connection device according to any one of claims 1 to 4, wherein: elastic pieces are arranged between the connecting plates and the connecting blocks and between two adjacent connecting plates.
10. A display screen, characterized in that: the connecting device comprises the connecting device according to any one of claims 1-9 and at least two display screen boxes, wherein each display screen box is connected with each connecting block in a one-to-one correspondence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111032067.XA CN113931914B (en) | 2021-09-03 | 2021-09-03 | Connecting device and display screen |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111032067.XA CN113931914B (en) | 2021-09-03 | 2021-09-03 | Connecting device and display screen |
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| CN113931914A CN113931914A (en) | 2022-01-14 |
| CN113931914B true CN113931914B (en) | 2023-06-09 |
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| CN113931914A (en) | 2022-01-14 |
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