CN201965867U - Connecting and fixing structure for connecting light emitting diode (LED) display screen box body with support - Google Patents
Connecting and fixing structure for connecting light emitting diode (LED) display screen box body with support Download PDFInfo
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- CN201965867U CN201965867U CN2011200399403U CN201120039940U CN201965867U CN 201965867 U CN201965867 U CN 201965867U CN 2011200399403 U CN2011200399403 U CN 2011200399403U CN 201120039940 U CN201120039940 U CN 201120039940U CN 201965867 U CN201965867 U CN 201965867U
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- support
- rotatable lamella
- linking arm
- fixed
- holder
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Abstract
The utility model discloses a connecting and fixing structure for connecting a light emitting diode (LED) display screen box body with a support. The connecting and fixing structure comprises a fixing seat, a rotating piece and a fixing piece. The support comprises a support body and a connecting arm which is perpendicular to the support body, wherein the side surface of the end part of the connecting arm is provided with lugs. The fixing seat is provided with a groove which is used for fixing the connecting arm of the support in a radial direction. The fixing piece is provided with a first through hole through which the connecting arm of the support penetrates. The rotating piece is provided with a second through hole through which the connecting arm of the support penetrates. The fixing seat is fixedly connected with the box body. The fixing piece is fixed on the fixing seat. The rotating piece is axially fixed in a cavity between the fixing piece and the fixing seat. The end part of the connecting arm of the support stretches into the groove of the fixing seat and is axially fixed by the rotating piece. The connecting structure disclosed by the utility model has the advantages of low labor intensity and convenience in installation during the assembling of the LED display screen box body and the support.
Description
Technical field
The utility model relates to the LED display field, relates in particular to a kind of structure that is connected and fixed that is used to connect LED display casing and support.
Background technology
Most of LED display is formed by box body splicing one by one, makes things convenient for the assembly unit and the dismounting of display screen like this, and power lead between all simultaneously casing modules and signal wire all in the casing the inside, do not expose, and make whole box body seem that outward appearance is neatly generous; Particularly the lease screen adopts the casing form, and is not only easy to loading and unloading, also is convenient to transportation and protection module; Coupling arrangement is closely arranged between casing, also will fix the position of display screen box body simultaneously, make display screen not move or translate in the effect of external force with support.
At present general display screen box body fixes with screw by the fixing metal sheet with support and is connected, as shown in Figure 1, on four angles of casing 1, be respectively arranged with screw 11, splicing place behind four box body splicings has four screws, support 2 is placed on wherein splicing line of casing 1 splicing, again metal stator 3 is screwed on four screws at center, support 2 is fixedlyed connected with casing 1, this method fixation, but operate more loaded down with trivial detailsly, earlier that several box body splicings are good, with stator and screw casing and support are fixed again, because casing is relatively heavier, so relatively waste time and energy in the process of box body splicing.Along with LED display is used widely, should design a kind of fixed form easily, the installation and removal of convenient screen body.
The utility model content
The technical matters that the utility model mainly solves is to break through the defective that traditional LED display casing and support are connected and fixed the mode complex operation, provide between a kind of LED display casing and the support easy to operate succinctly, be connected firmly be connected and fixed structure.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of structure that is connected and fixed that is used to connect LED display casing and support is provided, comprise holder, rotatable lamella and stator, described support comprises rack body and has lug perpendicular to the linking arm and the described linking arm end sides of rack body; Has a groove that is used for radially fixing described support linking arm on the described holder; Has first through hole that passes for described support linking arm on the described stator; Has second through hole that passes for described support linking arm on the described rotatable lamella; Described holder is fixedlyed connected with described casing, and described stator is fixed on the described holder, and described rotatable lamella is axially fixed in the cavity between described stator and the described holder; Described support linking arm end is stretched in the groove of described holder, and by described rotatable lamella axial restraint.
Wherein, described support linking arm is cylindric; Described rotatable lamella protrudes in body by integrated one columned body and one and axis is formed by the handle in this body section center of circle, described second through hole is positioned on the described rotatable lamella body, and described through hole cross section is identical with described support linking arm end cross-sectional shape; Cavity between described holder and the described stator is divided into second containing cavity of columned first containing cavity and a fan-shaped column, the cross section circle of the segmental arc of described first containing cavity and connection of described second containing cavity and described second containing cavity and described first containing cavity is isocentric circular arc, described rotatable lamella body places in described first containing cavity, and described rotatable lamella handle places in described second containing cavity.
Wherein, the degree of depth of described holder upper groove is greater than the thickness of described support linking arm end lug.
Wherein, described rotatable lamella handle end includes an outstanding structure perpendicular to described rotatable lamella body plane, and the height of this outstanding structure is greater than the thickness of described stator.
Wherein, described linking arm end lug has two, and the center is symmetrical arranged.
Wherein, the angle of two straight-line segments of described second containing cavity is 90 °.
Wherein, described linking arm end lug quantity is more than three, the setting that is uniformly distributed along the circumference of described lug.
Wherein, described holder and described casing are spirally connected.
Wherein, described holder and described stator are spirally connected.
The beneficial effects of the utility model are: what be different from prior art need be with behind the box body splicing, with the metal stator support and casing are connected and fixed, complex operation, the utility model provides a kind of structure that is connected and fixed that is used to connect LED display casing and support, it is fixing at first holder and casing to be spirally connected, and refills and joins rotatable lamella, at last stator is fixed on the holder, like this, holder, rotatable lamella and stator all are fixed together with casing; Rotating rotatable lamella makes the rotatable lamella through hole communicate with groove, the linking arm of support is passed stator and rotatable lamella successively to be stretched in the groove in the holder, rotate rotatable lamella again, make rotatable lamella through hole and groove staggered, the support linking arm can't pass from rotatable lamella more like this, and support and casing just are fixed together.Fixed sturcture is simple and convenient, is easy to installation and removal; Can individually a casing and support be fixed, and then splicing other casings successively, the middle compared to existing technology casing of splicing is earlier fixed huge casing and support again, syndeton of the present utility model labour intensity in assembling process is little, and does not need instrument and adapter.
Description of drawings
Fig. 1 is the syndeton of casing and support in the prior art;
Fig. 2 is the decomposing schematic representation that the utility model embodiment is connected and fixed structure;
Fig. 3 a is the synoptic diagram of the utility model rotatable lamella through hole and holder upper groove communicating state;
Fig. 3 b is the synoptic diagram of the utility model rotatable lamella through hole and the staggered fully state of holder upper groove.
Embodiment
By describing technology contents of the present utility model, structural attitude in detail, realized purpose and effect, give explanation below in conjunction with embodiment and conjunction with figs. are detailed.
See also Fig. 2, the utility model provides a kind of structure that is connected and fixed that is used to connect LED display casing 1 and support 2, comprise holder 4, rotatable lamella 5 and stator 6, have two lugs 22 that have symmetry perpendicular to the cylindric linking arm 21 of rack body 23 and in the linking arm end on the described support 2; Being distributed with a plurality of screws 44 on the holder 4 is spirally connected fixing with casing 1 (screw is not shown on the casing 1), has groove 43 on the holder 4, the cross sectional shape of groove 43 is identical with described support linking arm 21 end cross-sectional shape sizes, when the support linking arm stretches in the groove 43, this groove 43 can be radially fixing with lug 22, in the present embodiment, the degree of depth of groove 43 is greater than lug 22 thickness of described support linking arm 21 ends, and the lug structure of support 2 ends can be contained in the groove 43 fully like this; Stator 6 is circular cylinder, and the circle size can be passed from the interior circular hole of stator 6 by containment bracket linking arm 21 like this greater than described support linking arm 21 end cross-sectional sizes in circular; It is fixing that stator 6 and holder 4 are spirally connected, and formation one cavity between stator 6 and the holder 4 is in order to hold rotatable lamella 5 and with rotatable lamella 5 axial restraints; Rotatable lamella 5 protrudes in body 51 by integrated one columned body 51 and one and axis is formed by the handle 52 in the center of circle, body 51 cross section, rotatable lamella body 51 middle parts have one with the identical through hole 53 of described support linking arm 21 end cross-sectional shapes size, described through hole 53 central axis overlap with described rotatable lamella body 51 circle central axis; Cavity between described holder 4 and the described stator 6 is divided into second containing cavity 42 of columned first containing cavity 41 and a fan-shaped column, the segmental arc of first containing cavity 41 and 42 connections of second containing cavity and second containing cavity 42 and the cross section circle of first containing cavity 41 are isocentric circular arc, the deep equality of first containing cavity 41 and second containing cavity 42.Rotatable lamella body 51 place in described first containing cavity 41 and with described first containing cavity, 41 clearance fit, rotatable lamella handle 52 places in described second containing cavity 42, and can in this sector region, rotate, rotation by rotatable lamella handle 52 can drive rotatable lamella 5 and rotate in holder 4, in rotation process, rotatable lamella through hole 53 communicates and staggered two states with groove 43, promptly when rotatable lamella handle 52 is in a position, rotatable lamella through hole 53 communicates with groove 43, be that through hole overlaps fully with the shape of groove, the end of support linking arm 21 can be passed rotatable lamella through hole 53 and stretch in the groove 43, when rotatable lamella handle 52 is in other positions, rotatable lamella through hole 53 is staggered with groove 43, be that through hole can not overlap fully with the shape of groove, the end of support linking arm 21 can't be passed rotatable lamella through hole 53 and like this support linking arm 21 is axially fixed in the groove 43.
In the utility model, the central axis of first containing cavity 41 and groove 43 all overlaps on support linking arm 21, stator 6, rotatable lamella body 51, the holder 4, rotatable lamella handle 52 is in second containing cavity 42 in the rotating process, rotatable lamella 5 is rotated around central axis, in this process, rotatable lamella through hole 53 communicates and staggered two states with groove 43.During actual the use, it is fixing at first holder 4 and casing 1 to be spirally connected, and refills and joins rotatable lamella 5, at last stator 6 is fixed on the holder 4, and like this, holder 4, rotatable lamella 5 and stator 6 all are fixed together with casing 1; Rotating rotatable lamella handle 52 makes rotatable lamella through hole 53 communicate with groove 43, the linking arm 21 of support 2 is passed stator 6 and rotatable lamella 5 successively to be stretched in the groove 43 in the holder 4, rotate rotatable lamella handle 52 again, make rotatable lamella through hole 53 staggered with groove 43, support linking arm 21 can't pass from rotatable lamella 5 more like this, and support 2 just has been fixed together with casing 1.By syndeton of the present utility model, casing and support fixing simple and convenient is easy to installation and removal; Can individually a casing and support be fixed, and then splice other casings successively, the middle compared to existing technology casing of splicing earlier, again huge casing and support are fixed, syndeton of the present utility model labour intensity in assembling process is little, and does not need instrument and adapter, and is easy for installation.
In one embodiment, described rotatable lamella handle 52 ends include an outstanding structure 54 perpendicular to described rotatable lamella body 51 planes, and the height of this outstanding structure 54 is greater than the thickness of described stator 6.When regulating the position of rotatable lamella handle 52, can hold this outstanding structure 54 and regulate like this, more convenient.
Consult Fig. 3, in one embodiment, the angle of two straight-line segments of second containing cavity 42 is 90 °.When described rotatable lamella handle 52 was in first extreme position in described second containing cavity 42, described rotatable lamella through hole 53 communicated with described groove 43, shown in Fig. 3 a; When described rotatable lamella handle 52 was in second extreme position in described second containing cavity 42, described rotatable lamella through hole 53 was staggered fully with described groove 43, shown in Fig. 3 b.Because second containing cavity 42 is a fan-shaped cylindrical region, when described rotatable lamella handle 52 arrives sector region one straight-line segment position is first extreme position, when arriving another straight-line segment position of sector region is second extreme position, rotatable lamella handle 52 just in time is 90 ° at the angle of two limit positions, when rotatable lamella handle 52 is positioned at first extreme position, rotatable lamella through hole 53 communicates with groove 43, support 2 passes rotatable lamella 5 and stretches in the groove 43, support 2 can install and fix with casing 1, when rotatable lamella handle 52 is positioned at second extreme position, rotatable lamella through hole 53 just in time is in staggered fully state with groove 43, promptly have only the circle at center to communicate, be to guarantee support and casing the most firm fixing state like this, can make things convenient for the staff to determine the position of rotatable lamella handle 52 when mounted fast, raise the efficiency.
In one embodiment, lug 22 quantity that described linking arm end 21 is provided with are more than three, the setting that is uniformly distributed along the circumference of described lug 22.Increase the power that lug quantity can make single lug bear like this and reduce, reliability is higher.
The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model instructions and accompanying drawing content to be done; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (9)
1. the structure that is connected and fixed that is used to connect LED display casing and support is characterized in that, comprises holder, rotatable lamella and stator,
Described support comprises rack body and has lug perpendicular to the linking arm and the described linking arm end sides of rack body;
Has a groove that is used for radially fixing described support linking arm on the described holder; Has first through hole that passes for described support linking arm on the described stator; Has second through hole that passes for described support linking arm on the described rotatable lamella;
Described holder is fixedlyed connected with described casing, and described stator is fixed on the described holder, and described rotatable lamella is axially fixed in the cavity between described stator and the described holder; Described support linking arm end is stretched in the groove of described holder, and by described rotatable lamella axial restraint.
2. the structure that is connected and fixed that is used to connect LED display casing and support according to claim 1 is characterized in that: described support linking arm is cylindric; Described rotatable lamella protrudes in body by integrated one columned body and one and axis is formed by the handle in this body section center of circle, described second through hole is positioned on the described rotatable lamella body, and described through hole cross section is identical with described support linking arm end cross-sectional shape; Cavity between described holder and the described stator is divided into second containing cavity of columned first containing cavity and a fan-shaped column, the cross section circle of the segmental arc of described first containing cavity and connection of described second containing cavity and described second containing cavity and described first containing cavity is isocentric circular arc, described rotatable lamella body places in described first containing cavity, and described rotatable lamella handle places in described second containing cavity.
3. the structure that is connected and fixed that is used to connect LED display casing and support according to claim 2 is characterized in that: the degree of depth of described holder upper groove is greater than the thickness of described support linking arm end lug.
4. the structure that is connected and fixed that is used to connect LED display casing and support according to claim 2, it is characterized in that: described rotatable lamella handle end includes an outstanding structure perpendicular to described rotatable lamella body plane, and the height of this outstanding structure is greater than the thickness of described stator.
5. the structure that is connected and fixed that is used to connect LED display casing and support according to claim 4 is characterized in that: described linking arm end lug has two, and the center is symmetrical arranged.
6. the structure that is connected and fixed that is used to connect LED display casing and support according to claim 5 is characterized in that: the angle of two straight-line segments of described second containing cavity is 90 °.
7. the structure that is connected and fixed that is used to connect LED display casing and support according to claim 2 is characterized in that: described linking arm end lug quantity is more than three, the setting that is uniformly distributed along the circumference of described lug.
8. according to each described structure that is connected and fixed that is used to connect LED display casing and support of claim 1-7, it is characterized in that: described holder and described casing are spirally connected.
9. according to each described structure that is connected and fixed that is used to connect LED display casing and support of claim 1-7, it is characterized in that: described holder and described stator are spirally connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200399403U CN201965867U (en) | 2011-02-16 | 2011-02-16 | Connecting and fixing structure for connecting light emitting diode (LED) display screen box body with support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200399403U CN201965867U (en) | 2011-02-16 | 2011-02-16 | Connecting and fixing structure for connecting light emitting diode (LED) display screen box body with support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201965867U true CN201965867U (en) | 2011-09-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200399403U Expired - Fee Related CN201965867U (en) | 2011-02-16 | 2011-02-16 | Connecting and fixing structure for connecting light emitting diode (LED) display screen box body with support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201965867U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102563297A (en) * | 2011-12-31 | 2012-07-11 | 深圳市通普科技有限公司 | LED (Light-emitting Diode) display screen and supporting device thereof |
| WO2020077939A1 (en) * | 2018-10-16 | 2020-04-23 | 深圳市洲明科技股份有限公司 | Fixing device, display screen module and display screen |
-
2011
- 2011-02-16 CN CN2011200399403U patent/CN201965867U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102563297A (en) * | 2011-12-31 | 2012-07-11 | 深圳市通普科技有限公司 | LED (Light-emitting Diode) display screen and supporting device thereof |
| CN102563297B (en) * | 2011-12-31 | 2014-05-21 | 深圳市通普科技有限公司 | LED (Light-emitting Diode) display screen and supporting device thereof |
| WO2020077939A1 (en) * | 2018-10-16 | 2020-04-23 | 深圳市洲明科技股份有限公司 | Fixing device, display screen module and display screen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110907 Termination date: 20190216 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |