CN104344172B - A kind of locking device - Google Patents
A kind of locking device Download PDFInfo
- Publication number
- CN104344172B CN104344172B CN201410608186.9A CN201410608186A CN104344172B CN 104344172 B CN104344172 B CN 104344172B CN 201410608186 A CN201410608186 A CN 201410608186A CN 104344172 B CN104344172 B CN 104344172B
- Authority
- CN
- China
- Prior art keywords
- fixed block
- screw
- locking
- locking bar
- locking device
- 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.)
- Active
Links
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 4
- 239000011324 bead Substances 0.000 claims description 11
- 241000209094 Oryza Species 0.000 claims description 8
- 235000007164 Oryza sativa Nutrition 0.000 claims description 8
- 235000009566 rice Nutrition 0.000 claims description 8
- 238000010276 construction Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 7
- 238000003466 welding Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 241001473780 Sideroxylon lanuginosum Species 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- -1 firm Chemical compound 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
-
- 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
- F16B2/00—Friction-grip releasable fastenings
- F16B2/02—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening
- F16B2/06—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action
- F16B2/12—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action using sliding jaws
Abstract
The invention discloses a kind of locking device, including top fixing device, lower fastening device, locking bar and adjusting nut, locking bar one end is provided with external screw thread, external screw thread is bidirectional helical, the locking bar other end is provided with chamfering, groove it is circumferentially with below chamfering, it is provided with externally threaded locking bar one end to be connected with adjusting nut, the locking bar other end is provided with top fixing device, top fixing device is sheathed in groove, lower fastening device is sheathed on locking bar, and lower fastening device is located between top fixing device and adjusting nut.A kind of locking device provided by the present invention, simple in construction, easy to operate succinctly in actual use, work efficiency can be greatly improved, and parts precision is high, Stability Analysis of Structures, it is easy to assembled and be prone to lifting.
Description
Technical field
The present invention relates to LED screen installing area, be specifically related to one and can meet Fast Installation LED screen
The locking device of curtain.
Background technology
At present, the method that existing LED screen mounting means is taked mounts, rack-mounted, lifting, seat dress
Deng, general employing setscrew etc. fixedly mounts, and uses like this method, operationally complicates, needs
Expend substantial amounts of manpower and time, especially when assembling large LED screen, it is impossible to reach Fast Installation
Purpose, and when installing, need by instrument, reduce work efficiency, use the mounting means such as screw
Also easily causing and loosen instability, common screw is all single thread design, so, in the process screwed
Middle needs increasing screws stroke, wastes the substantial amounts of working time.
Summary of the invention
It is an object of the invention to provide a kind of locking device, solve in above-mentioned prior art problem or
Multiple.
According to a kind of locking device of the present invention, including top fixing device, lower fastening device, locking bar
And adjusting nut, locking bar one end is provided with external screw thread, and external screw thread is bidirectional helical, and the locking bar other end is provided with down
Angle, is circumferentially with groove below chamfering, be provided with externally threaded locking bar one end and be connected with adjusting nut, locking bar
The other end is provided with top fixing device, and top fixing device is sheathed in groove, and lower fastening device is sheathed
In locking bar, lower fastening device is located between top fixing device and adjusting nut.
A kind of locking device provided by the present invention, simple in construction, easy to operate succinctly, actually used
In, can be greatly improved work efficiency, and parts precision is high, Stability Analysis of Structures, it is easy to be assembled and be prone to lifting.
In some embodiments, top fixing device include fixed block, elastic device, locknut sheet and
Shrouding, upper fixed block includes fixed block front and the upper fixed block back side, and the upper fixed block back side is provided with and locks
The locknut sheet loose slot that master slice matches, the upper fixed block back side is provided with fixed block screw, and shrouding is by the
One screw is fixed in the upper fixed block screw at the fixed block back side.Top fixing device plays location and lock
Tight effect.
In some embodiments, locknut sheet includes grip part, cervical region and movable part, grip part, cervical region
One-body molded with movable part, cervical region is provided with spacing slotted eye, and the upper fixed block back side is provided with limited post, limited post
Control the sliding scale of spacing slotted eye.The circular hole position inlay card of locknut sheet, in the groove of locking bar, plays lock
Tight effect.
In some embodiments, the upper fixed block back side is additionally provided with elastic device loose slot, and elastic device is lived
Dynamic groove is used for placing elastic device, and the end of movable part connecting is fixed in elastic device one end, and the other end is fixed
It is connected to elastic device loose slot inwall.Elastic device is used for the locknut sheet that resets.
In some embodiments, elastic device quantity is two.Two elastic devices make locknut sheet
Reset effect is more preferable, does not results in deviation.
In some embodiments, upper fixed block, locknut sheet and shrouding are designed with circular hole.The setting of circular hole
So that top fixing device can be sheathed in locking bar.
In some embodiments, top fixing device includes fixed block, shrouding and the 3rd screw, on
Fixed block side is provided with screw, screw and the 3rd screw and matches, and the 3rd screw is base rice bead screw,
3rd screw is provided with one end of bead and snaps in groove.Use the top fixing device of this form, in structure
On the simplest, and save lot of materials.
In some embodiments, lower fastening device includes lower fixed block and the lower fixed block collar, lower solid
Determining the block collar and be fixedly connected on lower fixed block, the lower fixed block collar is provided with lower fixed block screw, lower fixing
Block screw is provided with the second screw.Arranging of lower fastening device can coordinate top fixing device locking screen
Curtain.
In some embodiments, locking bar side is additionally provided with draw-in groove, and draw-in groove is used for guide-localization the second screw,
Second screw is base rice bead screw.The setting of draw-in groove can use with the motion of positioning and guiding the second screw
Base rice bead screw, is provided with ball in screw end, it is simple to lower fastening device slip in draw-in groove and
Location.
In some embodiments, adjusting nut is provided with shank.Shank makes the moment of torsion of adjusting nut add
Greatly, convenient rotation, it is simple to locking operation.
Accompanying drawing explanation
Fig. 1 is the assembly relation decomposition texture signal of a kind of locking device of one embodiment of the present invention
Figure；
Fig. 2 is the assembling combinative structure schematic diagram of a kind of locking device of one embodiment of the present invention；
Fig. 3 is the sectional view of a kind of locking device of one embodiment of the present invention；
Fig. 4 is the front of the top fixing device of a kind of locking device of one embodiment of the present invention
Figure；
Fig. 5 is the back side of the top fixing device of a kind of locking device of one embodiment of the present invention
Figure；
Fig. 6 is the internal junction of the top fixing device of a kind of locking device of one embodiment of the present invention
Structure schematic diagram；
Fig. 7 is the double thread structural representation of the locking bar of a kind of locking device of one embodiment of the present invention
Figure；
Fig. 8 is the structural representation of a kind of embodiment of the elastic device of a kind of locking device of the present invention
Figure；
Fig. 9 is the structural representation of the another embodiment of the elastic device of a kind of locking device of the present invention
Figure；
Figure 10 is the knot of the top fixing device of a kind of locking device of another embodiment of the invention
Structure schematic diagram；
Figure 11 is the exploded view of Figure 10 middle and upper part fixing device.
Detailed description of the invention
Below in conjunction with Figure of description, the present invention is described in more detail.
As shown in Fig. 1～7, according to a kind of locking device of the present invention, including top fixing device 1, under
Portion's fixing device 2, locking bar 3 and adjusting nut 4, locking bar 3 one end is provided with external screw thread, and external screw thread is two-way
Screw thread is arranged, and bidirectional helical arranges and can strengthen knob stroke, locking bar in the case of not increasing pitch
3 other ends are provided with chamfering 31, are circumferentially with groove 32 below chamfering 31, are provided with externally threaded locking bar 3
Threadeding with adjusting nut 4 in one end, locking bar 3 other end is arranged with top fixing device 1, and bottom is solid
Determining device 2 and be sheathed on locking bar 3, lower fastening device 2 is located at top fixing device 1 and adjusting nut 4
Between, lower fastening device 2 can slide on locking bar 3.
Top fixing device 1 includes fixed block 11, elastic device 12, locknut sheet 13 and shrouding 14,
Upper fixed block 11 includes fixed block front 111 and the upper fixed block back side 112, the upper fixed block back side 112
It is provided with the locknut sheet loose slot 1125 matched with locknut sheet 13.
Locknut sheet 13 includes grip part 131, cervical region 132 and movable part 133, grip part 131, cervical region
132 and the one-body molded structure of movable part 133, cervical region 132 is provided with spacing slotted eye 1321, and upper fixed block is carried on the back
Face 112 is provided with limited post, and limited post is by welding or one-body molded is fixed on the fixed block back side 112,
Limited post 1123 controls the sliding scale of spacing slotted eye 1321, and the circular hole 5 position card of locknut sheet 13 is embedded in
In the groove 32 of locking bar 3, play the effect of locking.
Locknut sheet 13 can slide in locknut sheet loose slot 1125, and the upper fixed block back side 112 is additionally provided with
Elastic device loose slot 1124, elastic device loose slot 1124 is used for placing elastic device 12, elastic dress
Putting 12 is spring, and spring one end fixes the end of movable part connecting 133 by welding manner, and the other end is also
It is fixedly connected on elastic device loose slot 1124 inwall by welding manner.Elastic device is used for the locknut that resets
Sheet.Elastic device 12 quantity is two, and two elastic devices 12 make the reset effect of locknut sheet 13 more
Good, do not result in deviation.
As shown in Fig. 8～9, it is thought that elastic device 12 can also be shell fragment and gum elastic etc.,
As long as can make in the locked groove of locknut sheet 13 32.
Fixed block screw 1122, upper fixed block spiral shell it is designed with on the upper fixed block back side 112 and shrouding 14
The quantity in hole 1122 is four, is divided into the corner at the fixed block back side 112, and shrouding 14 4 jiaos is corresponding
Also be provided with four screws, shrouding 14 is fixedly installed in the fixed block back side 112 by the first screw 1123
Upper fixed block screw 1122 in, top fixing device 1 play location and locking effect.
As shown in Figure 10～11, alternatively preferred implementation, in this embodiment, upper solid
Determine device 1 and can also include fixed block 11 and the 3rd screw 15, be provided with one in upper fixed block 11 side
Screw, screw and the 3rd screw 15 match, and the 3rd screw 15 is base rice bead screw, the 3rd screw
The 15 one end cards being provided with bead are embedded in groove 32, play the effect of locking.
Such as Fig. 1, shown in 3 and 7, lower fastening device 2 includes lower fixed block 21 and the lower fixed block collar
22, the described lower fixed block collar 22 is fixedly connected on lower fixed block 21 by welding or bolt, lower fixing
The block collar 22 is provided with lower fixed block screw 221, and lower fixed block screw 221 is provided with the second screw 222.
Locking bar 3 side is additionally provided with draw-in groove 33, and draw-in groove 33 is for guide-localization the second screw 222.Second screw
222 is base rice bead screw, and base rice bead screw end is provided with ball, it is simple to lower fastening device 2 exists
Slip in draw-in groove 33 and location.Arranging of lower fastening device 2 can coordinate top fixing device 1
Locking screen.
Above-mentioned mentioned upper fixed block 11, locknut sheet 13, shrouding 14, lower fixed block 21 and lower fixing
The block collar 22 is designed with circular hole 5, it is simple to locking bar 3 plug-in mounting.
By welding or integrated be provided with shank 41 on adjusting nut 4.Shank 41 makes to regulate spiral shell
The moment of torsion of female 4 strengthens, convenient rotation, it is simple to locking operation.
Top fixing device 1, lower fastening device 2, locking bar 3 and adjusting nut 4 use ferrum, firm, aluminum
Or alloy type makes.
During work, two pieces of LED screen casings are connected, casing edge is positioned over top fixing device 1
And between lower fastening device 2, shank 41 rotating adjusting nut 4, rotate 180 ° so that locking bar 3
Up move, the power that the movable part 133 of locknut sheet 13 up extrudes because of chamfering 31 so that movable part
133 slide in locknut sheet loose slot 1125, thus are applied to elastic device 12 pressure, when locknut sheet
When the circular hole 5 of the movable part 133 of 13 reaches the draw-in groove 33 of locking bar 3, by the reply of elastic device 12
Power so that the circular hole 5 of movable part 133 snaps in draw-in groove 33, thus lock top fixing device 1, profit
Slide on draw-in groove 33 with lower fastening device 2, adjust the locked position of casing, tighten the second screw
222, thus reach the purpose of quick locking.
A kind of locking device provided by the present invention, simple in construction, easy to operate succinctly, actually used
In, can be greatly improved work efficiency, and parts precision is high, Stability Analysis of Structures, it is easy to be assembled and be prone to lifting.
The above is only the optimal way of the present invention, it is noted that for those of ordinary skill in the art
For, without departing from the concept of the premise of the invention, it is also possible to make some similar deformation and change
Enter, within these also should be regarded as protection scope of the present invention.
Claims (10)
1. a locking device, it is characterised in that include top fixing device (1), lower fastening device
(2), locking bar (3) and adjusting nut (4), described locking bar (3) one end is provided with external screw thread, external screw thread
For bidirectional helical, locking bar (3) other end is provided with chamfering (31), and described chamfering (31) lower section circumference sets
Fluted (32), are provided with externally threaded locking bar (3) one end and are connected with described adjusting nut (4), locking bar
(3) other end is provided with top fixing device (1), and described top fixing device (1) is sheathed on groove (32)
In, described lower fastening device (2) is sheathed on described locking bar (3), and lower fastening device (2) is located at
Between described top fixing device (1) and described adjusting nut (4).
A kind of locking device the most according to claim 1, it is characterised in that the fixing dress in described top
Put (1) and include fixed block (11), elastic device (12), locknut sheet (13) and shrouding (14),
Fixed piece (11) include fixed block front (111) and the upper fixed block back side (112), described
The upper fixed block back side (112) is provided with locknut sheet loose slot (1125) matched with described locknut sheet (13),
The fixed piece of back side (112) is provided with fixed block screw (1122), and described shrouding (14) passes through
First screw (1123) is fixed in the upper fixed block screw (1122) at the fixed block back side (112).
A kind of locking device the most according to claim 2, it is characterised in that described locknut sheet (13)
Including grip part (131), cervical region (132) and movable part (133), described grip part (131), cervical region
And movable part (133) is one-body molded (132), described cervical region (132) is provided with spacing slotted eye (1321),
The fixed piece of back side (112) is provided with limited post, and described limited post controls spacing slotted eye (1321)
Sliding scale.
A kind of locking device the most according to claim 3, it is characterised in that the fixed piece of back of the body
Face (112) is additionally provided with elastic device loose slot (1124), and described elastic device loose slot (1124) is used
In placing elastic device (12), described elastic device (12) one end is fixing connects described movable part (133)
End, the other end is fixedly connected on described elastic device loose slot (1124) inwall.
A kind of locking device the most according to claim 4, it is characterised in that described elastic device
(12) quantity is two.
6. according to a kind of locking device described in any one of claim 2-5, it is characterised in that on described
Fixed block (11), locknut sheet (13) and shrouding (14) are designed with circular hole (5).
7. according to a kind of locking device shown in claim 1, it is characterised in that the fixing dress in described top
Put (1) and include fixed block (11), shrouding (14) and the 3rd screw (15), fixed piece (11)
Side is provided with screw, and described screw matches with described 3rd screw (15), described 3rd screw (15)
For base rice bead screw, the 3rd screw (15) is provided with one end of bead and snaps in described groove (32).
A kind of locking device the most according to claim 1, it is characterised in that the fixing dress in described bottom
Put (2) and include lower fixed block (21) and the lower fixed block collar (22), the described lower fixed block collar (22)
Being fixedly connected on described lower fixed block (21), the described lower fixed block collar (22) is provided with lower fixed block spiral shell
Hole (221), described lower fixed block screw (221) is provided with the second screw (222).
A kind of locking device the most according to claim 8, it is characterised in that described locking bar (3)
Side is additionally provided with draw-in groove (33), and described draw-in groove (33) is used for the second screw (222) described in guide-localization,
Described second screw (222) is base rice bead screw.
A kind of locking device the most according to claim 1, it is characterised in that described adjusting nut
(4) shank (41) it is provided with.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410608186.9A CN104344172B (en) | 2014-10-31 | 2014-10-31 | A kind of locking device |
| PCT/CN2015/080853 WO2016065901A1 (en) | 2014-10-31 | 2015-06-05 | Locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410608186.9A CN104344172B (en) | 2014-10-31 | 2014-10-31 | A kind of locking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104344172A CN104344172A (en) | 2015-02-11 |
| CN104344172B true CN104344172B (en) | 2016-08-24 |
Family
ID=52500374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410608186.9A Active CN104344172B (en) | 2014-10-31 | 2014-10-31 | A kind of locking device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104344172B (en) |
| WO (1) | WO2016065901A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014212762A1 (en) * | 2014-07-02 | 2016-01-07 | Robert Bosch Gmbh | Fastening device, device |
| CN104344172B (en) * | 2014-10-31 | 2016-08-24 | 深圳市雷凌显示技术有限公司 | A kind of locking device |
| WO2017107126A1 (en) * | 2015-12-24 | 2017-06-29 | 深圳市雷凌显示技术有限公司 | Led display |
| CN107545851A (en) * | 2017-09-26 | 2018-01-05 | 深圳市雷凌显示技术有限公司 | A kind of elastic lock and mosaic screen |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2518216A1 (en) * | 1981-12-15 | 1983-06-17 | Pflieger Roger | Rapid attachment clamp for photographic equipment - uses plate with screw adjustment fixed to support platform by tightening locking screw |
| US6820849B2 (en) * | 2001-12-13 | 2004-11-23 | Christopher Kennard | Multi-function clamp |
| CN102147045B (en) * | 2010-02-09 | 2015-07-29 | 宜闻斯控制台(昆山)有限公司 | Removable and the flat-panel display bracket of fast demountable |
| US20130074294A1 (en) * | 2011-09-23 | 2013-03-28 | James C. Lynch | Adjustable jaw table clamp |
| US20130308999A1 (en) * | 2012-05-18 | 2013-11-21 | Micah Black | Panel clamp apparatus and system |
| CN102913724A (en) * | 2012-11-13 | 2013-02-06 | 江苏百弘视听科技有限公司 | Rack of display device |
| CN203286232U (en) * | 2013-05-16 | 2013-11-13 | 中山立信摄影器材有限公司 | Novel cradle head locking device |
| CN103961017B (en) * | 2014-04-23 | 2016-02-03 | 彭东 | The jockey of a kind of lavatory lid and pedestal |
| CN204201394U (en) * | 2014-10-31 | 2015-03-11 | 深圳市雷凌显示技术有限公司 | A kind of locking device |
| CN104344172B (en) * | 2014-10-31 | 2016-08-24 | 深圳市雷凌显示技术有限公司 | A kind of locking device |
-
2014
- 2014-10-31 CN CN201410608186.9A patent/CN104344172B/en active Active
-
2015
- 2015-06-05 WO PCT/CN2015/080853 patent/WO2016065901A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| CN104344172A (en) | 2015-02-11 |
| WO2016065901A1 (en) | 2016-05-06 |
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