CN201237865Y - Side locking device for LED display screen box - Google Patents
Side locking device for LED display screen box Download PDFInfo
- Publication number
- CN201237865Y CN201237865Y CNU200820094969XU CN200820094969U CN201237865Y CN 201237865 Y CN201237865 Y CN 201237865Y CN U200820094969X U CNU200820094969X U CN U200820094969XU CN 200820094969 U CN200820094969 U CN 200820094969U CN 201237865 Y CN201237865 Y CN 201237865Y
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- CN
- China
- Prior art keywords
- adjusting screw
- mounting box
- led display
- rod
- lock hook
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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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
Abstract
The utility model relates to a side locking device of LED display screen box bodies of engineering components. The side locking device comprises a pair of installation boxes which are respectively fixed to corresponding positions of two adjacent LED display screen box bodies, wherein, a standard lock hook assembly is arranged in one installation box; the standard lock hook assembly comprises a case, and a lock hook is arranged in the case; a connecting rod is arranged in the other installation box, and the lock hook can be buckled and connected with the connecting rod. The utility model is characterized in that an adjustable screw rod mechanism is connected between the installation box and the standard lock hook assembly; the adjustable screw rod mechanism comprises a fixed screw nut, an adjusting screw rod and a fastening bolt, wherein, the fixed screw nut is fixedly arranged on the back side of the installation box; the adjusting screw rod is provided with external threads matched with the fixed screw nut; the front end of the adjusting screw rod is provided with internal threads; the adjusting screw rod is sheathed with the fixed screw nut, passes through the installation box, and abuts the back case edge of the case; the fastening bolt passes through the back case edge of the case, and is connected with the internal threads of the adjusting screw rod; the back case edge of the case is tightly fixed between the front top end of the adjusting screw rod and the fastening bolt. The utility model has the advantage of high work reliability.
Description
Technical field
The utility model relates to engineering part, relates in particular to a kind of LED display casing side locking device.
Background technology
Continuous development along with the LED technology, LED display has obtained using widely, require the display effect of LED display more and more higher, the display effect of LED display not only with Control Software, hardware has confidential relation, and with the screen body structure of LED display inseparable relation is arranged also.Usually, the apparent size of LED display more greatly or very big, and is general assembled by many LED display casings, and locking device is installed in LED display casing side, to reach horizontal connection, the locking between the LED display casing.
The structure of this locking device comprises a pair of mounting box 1A, 1B as depicted in figs. 1 and 2, and two mounting box 1A, 1B are individually fixed in the corresponding position of two adjacent LED display screen box bodies 1.
Wherein, as shown in Figure 1, installation code lock hook assembly 2 among the mounting box 1A, as shown in Figure 2, standard lock hook assembly 2 comprises a housing 20, and latch hook 21 is installed in the housing 20, at housing 20 sides an interior hexagonal is set and revolves a hole 22, after hexagonal revolved a hole 22 in hex tool snapped in, the rotation hex tool then can drive latch hook 21 rotations.As shown in Figure 1, fixedly connected with clamp nut 30 by trip bolt 33 ' between mounting box 1A and the standard lock hook assembly 2, after trip bolt 33 ' passes the side of the back cover limit of housing 20 and mounting box 1A, screw with clamp nut 30, mounting box 1A is fixedlyed connected with standard lock hook assembly 2, as shown in Figure 1, offer a working hole 1A0 in the side of mounting box 1A, hexagonal was revolved a hole 22 and is exposed in working hole 1A0 made, and was used to operate hex tool.
As shown in Figure 1, pitman shaft 11 is installed among another mounting box 1B, latch hook 21 can interlock with pitman shaft 11, thereby makes and laterally connect, lock between two adjacent LED display screen box bodies 1.
As shown in Figure 1, in actual applications, can be by suitable design, technology, make the connection interval S that produces a standard between two adjacent LED display screen box bodies 1, the connection interval S of this standard can guarantee between latch hook 21 and the pitman shaft 11 and keep the junction button of appropriateness to make a concerted effort and joint gap between the LED display casing 1.
But, owing to installed and the restriction of process technology, can not guarantee the connection interval S of standard between two adjacent LED display screen box bodies 1, actual connection spacing therebetween always has certain error with being connected of standard between the interval S, thereby makes and produce the phenomenon that excessively is connected or owes to connect between latch hook 21 and the pitman shaft 11.
When the connection interval S of the actual connection spacing overgauge between two adjacent LED display screen box bodies 1, excessively be connected between latch hook 21 and the pitman shaft 11, junction button is made a concerted effort greatly, even causes 1 distortion of LED display casing, influences the display effect of display screen and the life-span of product.
When the actual connection spacing between two adjacent LED display screen box bodies 1 during less than the connection interval S of standard, owe to be connected between latch hook 21 and the pitman shaft 11, junction button is made a concerted effort very little, and the connection between the LED display casing 1 is not compact, causes the joint gap between the LED display casing inhomogeneous.
Therefore, locking device of the prior art is because the stationkeeping of latch hook 21/ pitman shaft 11 can't be regulated the actual connection spacing between two adjacent LED display screen box bodies, and functional reliability is low.
Summary of the invention
The LED display casing side locking device that provides a kind of reliability high is provided the purpose of this utility model, to overcome the actual connection spacing that can't regulate in the prior art between two adjacent LED display screen box bodies, the shortcoming that functional reliability is low.
The LED display casing side locking device that the utility model adopted comprises a pair of mounting box, and described mounting box is individually fixed in the corresponding position of two adjacent LED display screen box bodies, wherein,
Installation code lock hook assembly in the mounting box, described standard lock hook assembly comprises a housing, in the described housing latch hook is installed;
In another mounting box pitman shaft is installed;
Described latch hook can interlock with pitman shaft, it is characterized in that: be connected the scalable screw mechanism between described mounting box and the standard lock hook assembly.
Described scalable screw mechanism comprises hold-down nut, adjusting screw(rod) and trip bolt, wherein,
Described hold-down nut is fixedly set in the rear side of mounting box;
Described adjusting screw(rod) has and the corresponding external thread of hold-down nut, and the front end of this adjusting screw(rod) is offered internal thread;
Described adjusting screw(rod) is nested by external thread and hold-down nut, passes the back cover limit that mounting box is replaced housing;
Described trip bolt passes the back cover limit of housing, is connected with the internal thread of adjusting screw(rod), and the back cover limit of housing is anchored between the preceding top and trip bolt of adjusting screw(rod).
A set nut also is set on the described adjusting screw(rod).
Be connected a pair of scalable screw mechanism between described mounting box and the standard lock hook assembly, lay respectively at the both sides up and down of mounting box.
The beneficial effects of the utility model are: in the utility model, be connected the scalable screw mechanism between mounting box and the standard lock hook assembly, just can be by the relative position (distance) between scalable screw mechanism adjusting mounting box and the standard lock hook assembly, thereby the latch hook position in the standard lock hook assembly is adjusted, promptly, actual connection spacing between the adjacent LED display screen box body has been realized adjustment, can regulate the actual connection spacing between the adjacent LED display screen box body as required, make actual connection spacing consistent as far as possible with the connection spacing of standard, the phenomenon of having avoided excessive connection or having owed to connect has improved functional reliability.
In the utility model, the scalable screw mechanism adopts hold-down nut, adjusting screw(rod) and trip bolt, adjusting screw(rod) is nested by external thread and hold-down nut, pass mounting box and replace the back cover limit of housing, trip bolt passes the back cover limit of housing, be connected with the internal thread of adjusting screw(rod), the back cover limit of housing is anchored between the preceding top and trip bolt of adjusting screw(rod), the turn adjusting screw(rod) is the relative position (distance) between scalable mounting box and the standard lock hook assembly, simple in structure, regulate easy, practical.
In the utility model, a set nut also is set on the adjusting screw(rod), can be fastening to hold-down nut by set nut, strengthen the fastening performance of scalable screw mechanism, thereby improve fastening performance of the present utility model.
In the utility model, be connected a pair of scalable screw mechanism between mounting box and the standard lock hook assembly, lay respectively at the both sides up and down of mounting box, can further improve practicality of the present utility model and and reliability so that adjusting of the present utility model is more balanced.
Description of drawings
Fig. 1 is a prior art locking device structure synoptic diagram;
Fig. 2 is a standard lock hook assembly schematic appearance;
Fig. 3 is the utility model locking device structure synoptic diagram;
Fig. 4 is the utility model scalable screw mechanism vertical section enlarged diagram;
Fig. 5 is the housing trailing flank synoptic diagram of the utility model standard lock hook assembly.
Embodiment
With embodiment the utility model is described in further detail with reference to the accompanying drawings below:
According to Fig. 3, the utility model comprises a pair of mounting box 1A, 1B, and mounting box 1A, 1B are individually fixed in the corresponding position of two adjacent LED display screen box bodies 1.
As shown in Figure 3, installation code lock hook assembly 2 among the mounting box 1A, with reference to figure 2, standard lock hook assembly 2 comprises a housing 20, latch hook 21 is installed in the housing 20, at housing 20 sides an interior hexagonal is set and revolves a hole 22, after hexagonal was revolved a hole 22 in hex tool was snapped in, the rotation hex tool then can drive latch hook 21 rotations.As shown in Figure 3, offer a working hole 1A0 in the side of mounting box 1A, hexagonal was revolved a hole 22 and is exposed in working hole 1A0 made, and was used to operate hex tool.
As shown in Figure 3, pitman shaft 11 is installed among another mounting box 1B, can be driven latch hook 21 rotation buckle pitman shafts 11, thereby make and laterally connect, lock between two adjacent LED display screen box bodies 1 by the rotation hex tool.
As shown in Figure 3, be connected the both sides up and down that 3, two scalable screw mechanisms 3 of a pair of scalable screw mechanism lay respectively at mounting box 1A between mounting box 1A and the standard lock hook assembly 2.
Particularly, as shown in Figure 3 and Figure 4, scalable screw mechanism 3 comprises hold-down nut 31, adjusting screw(rod) 32 and trip bolt 33.
As shown in Figure 4, hold-down nut 31 is fixedly set in the rear side of mounting box 1A.
As shown in Figure 4, adjusting screw(rod) 32 has and hold-down nut 31 corresponding external threads 321, and the front end of this adjusting screw(rod) 32 is offered internal thread 322.
As shown in Figure 4, adjusting screw(rod) 32 is nested by external thread 321 and hold-down nut 31, passes the back cover limit 201 that mounting box 1A replaces housing 20.
As shown in Figure 5, offer through hole 201A on the back cover limit 201, the diameter of through hole 201A is greater than the bar portion external diameter of trip bolt 33, but less than the preceding top external diameter of adjusting screw(rod) 32.As shown in Figure 4, trip bolt 33 passes the through hole 201A on the back cover limit 201 of housing 20, is connected with the internal thread 322 of adjusting screw(rod) 32.
As shown in Figure 4, the back cover limit 201 of housing 20 is anchored between the preceding top and trip bolt 33 of adjusting screw(rod) 32.
As shown in Figure 4, a set nut 34 is set also on the adjusting screw(rod) 32, between set nut 34 and hold-down nut 31, adds pad 35.
In use, turn adjusting screw(rod) 32 is the relative position (distance) between scalable mounting box 1A and standard lock hook assembly 2/ housing 20, thereby regulate the actual connection spacing between the adjacent LED display screen box body 1, make actual connection spacing consistent as far as possible with the connection interval S of standard.Fastening by 34 pairs of hold-down nuts 31 of set nut again.
In the utility model, to those skilled in the art,, can not need to pay creative work and can implement multiple different conversion or alternative according to above-described inspiration, repeat no more herein.
Claims (4)
1. a LED display casing side locking device comprises a pair of mounting box, and described mounting box is individually fixed in the corresponding position of two adjacent LED display screen box bodies, wherein,
Installation code lock hook assembly in the mounting box, described standard lock hook assembly comprises a housing, in the described housing latch hook is installed;
In another mounting box pitman shaft is installed;
Described latch hook can interlock with pitman shaft, it is characterized in that: be connected the scalable screw mechanism between described mounting box and the standard lock hook assembly.
2. LED display casing according to claim 1 side locking device, it is characterized in that: described scalable screw mechanism comprises hold-down nut, adjusting screw(rod) and trip bolt, wherein,
Described hold-down nut is fixedly set in the rear side of mounting box;
Described adjusting screw(rod) has and the corresponding external thread of hold-down nut, and the front end of this adjusting screw(rod) is offered internal thread;
Described adjusting screw(rod) is nested by external thread and hold-down nut, passes the back cover limit that mounting box is replaced housing;
Described trip bolt passes the back cover limit of housing, is connected with the internal thread of adjusting screw(rod), and the back cover limit of housing is anchored between the preceding top and trip bolt of adjusting screw(rod).
3. LED display casing according to claim 2 side locking device is characterized in that:
A set nut also is set on the described adjusting screw(rod).
4. according to claim 1 or 2 or 3 described LED display casing side locking devices, it is characterized in that: be connected a pair of scalable screw mechanism between described mounting box and the standard lock hook assembly, lay respectively at the both sides up and down of mounting box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820094969XU CN201237865Y (en) | 2008-06-25 | 2008-06-25 | Side locking device for LED display screen box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820094969XU CN201237865Y (en) | 2008-06-25 | 2008-06-25 | Side locking device for LED display screen box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201237865Y true CN201237865Y (en) | 2009-05-13 |
Family
ID=40650600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200820094969XU Expired - Fee Related CN201237865Y (en) | 2008-06-25 | 2008-06-25 | Side locking device for LED display screen box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201237865Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410814A (en) * | 2013-08-07 | 2013-11-27 | 辰溪顾通科技有限公司 | Quick connecting device for LED (Light Emitting Diode) display screen box bodies |
| CN107067986A (en) * | 2017-05-11 | 2017-08-18 | 苏州佳世达电通有限公司 | Splicing display device |
| CN109121347A (en) * | 2017-06-22 | 2019-01-01 | 中航光电科技股份有限公司 | A kind of lock, locking assembly and cabinet bracket and cabinet |
| CN113421501A (en) * | 2021-07-12 | 2021-09-21 | 利亚德电视技术有限公司 | Interval guiding mechanism and LED box subassembly of box |
| CN113436549A (en) * | 2021-07-09 | 2021-09-24 | 利亚德光电股份有限公司 | Multidirectional adjusting device and LED box body assembly |
-
2008
- 2008-06-25 CN CNU200820094969XU patent/CN201237865Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410814A (en) * | 2013-08-07 | 2013-11-27 | 辰溪顾通科技有限公司 | Quick connecting device for LED (Light Emitting Diode) display screen box bodies |
| CN107067986A (en) * | 2017-05-11 | 2017-08-18 | 苏州佳世达电通有限公司 | Splicing display device |
| CN109121347A (en) * | 2017-06-22 | 2019-01-01 | 中航光电科技股份有限公司 | A kind of lock, locking assembly and cabinet bracket and cabinet |
| CN109121347B (en) * | 2017-06-22 | 2020-12-04 | 中航光电科技股份有限公司 | Locking device, locking assembly, case bracket and cabinet |
| CN113436549A (en) * | 2021-07-09 | 2021-09-24 | 利亚德光电股份有限公司 | Multidirectional adjusting device and LED box body assembly |
| CN113421501A (en) * | 2021-07-12 | 2021-09-21 | 利亚德电视技术有限公司 | Interval guiding mechanism and LED box subassembly of box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN ALTO ELECTRONICS COMPANY LTD. Free format text: FORMER NAME: SHENZHEN ALTO ELECTRONICS CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 518057 T2 A6-B, South District, Nanshan District hi tech Industrial Park, Guangdong, Shenzhen Patentee after: Shenzhen Aoto Electronics Co., Ltd. Address before: 518057 T2 A6-B, South District, Nanshan District hi tech Industrial Park, Guangdong, Shenzhen Patentee before: Autuo Electronics Co., Ltd., Shenzhen City |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090513 Termination date: 20160625 |