CN209414322U - A kind of arc lock - Google Patents
A kind of arc lock Download PDFInfo
- Publication number
- CN209414322U CN209414322U CN201821768286.8U CN201821768286U CN209414322U CN 209414322 U CN209414322 U CN 209414322U CN 201821768286 U CN201821768286 U CN 201821768286U CN 209414322 U CN209414322 U CN 209414322U
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- arc
- insertion section
- lock according
- movable part
- guiding bar
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Abstract
The utility model provides a kind of arc lock, comprising: pedestal is fixed on lock, which is provided with arc groove；Movable part, the insertion section with arc compatible with arc groove, the insertion section is flexibly connected with the arc groove；Driving assembly is set on the base, and driving insertion section is moved in arc groove.The utility model drives insertion section to move in arc groove by driving assembly, to realize that the radian of movable part is adjusted, to realize that the radian between movable part and lock body is adjusted.
Description
Technical field
The utility model relates to latch field more particularly to a kind of arc lock.
Background technique
It is generally connected with each other by connecting lock between existing LED display body, can be improved and connected between screen body
Reliability and stability, but its connection after, shield body between it is relatively fixed, cannot achieve screen body between radian adjust.
Utility model content
The utility model is intended to provide a kind of arc lock for being able to carry out radian adjusting.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model are as follows:
The utility model provides a kind of arc lock, comprising:
Pedestal is fixed on lock, which is provided with arc groove；
Movable part, the insertion section with arc compatible with arc groove, insertion section is flexibly connected with arc groove；
Driving assembly is set on the base, and driving insertion section is moved in arc groove.
The utility model has the following beneficial effects:
The utility model provides a kind of arc lock, arc groove is arranged on pedestal, pedestal is fixed on lock；It is living
Moving part has the insertion section of arc compatible with arc groove, and insertion section is flexibly connected with arc groove；Driving assembly is arranged the bottom of at
On seat, driving insertion section is moved in arc groove.The utility model drives insertion section to move in arc groove by driving assembly,
To realize that the radian of movable part is adjusted, to realize that the radian between movable part and lock body is adjusted.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that a kind of arc of the utility model embodiment is locked；
Fig. 2 is that a kind of arc of the utility model embodiment locks the three dimensional structure diagram connecting with lock；
Fig. 3 is that the structural schematic diagram after lock and locking assembly is dismantled in Fig. 2；
Fig. 4 is the structural schematic diagram that the guiding bar of the utility model embodiment is connect with location hole；
Fig. 5 is the structural schematic diagram that the bead component of the utility model embodiment is connect with recess；
Label declaration:
1, pedestal；2, movable part；3, driving assembly；4, arc groove；5, insertion section；6, sticking department；7, card slot；8, gear；
9, rack gear；10, guiding bar；11, location hole；12, support；13, locking assembly；14, shaft；15, knob；16, locating piece；17,
Turntable；18, tread plate；19, bead component；20, recess；21, lock；22, avoid holes.
Specific embodiment
For technology contents, the objects and the effects that the utility model is described in detail, below in conjunction with embodiment and match
Attached drawing is closed to be explained.
The design of the utility model most critical is: pedestal is equipped with arc groove；Movable part has to be adapted with arc groove
Arc insertion section, insertion section is flexibly connected with arc groove；Driving assembly is set on the base, and drives insertion section in arc groove
Interior movement.
Fig. 1 to Fig. 5 is please referred to, the utility model provides a kind of arc lock, comprising: pedestal is fixed at lock
On, it which is provided with arc groove；Movable part, the insertion section with arc compatible with arc groove, insertion section and arc groove are living
Dynamic connection；Driving assembly is set on the base, and driving insertion section is moved in arc groove.
As can be seen from the above description, the utility model provides a kind of arc lock, arc groove is set on pedestal, and pedestal is fixed
It is arranged on lock；Movable part has the insertion section of arc compatible with arc groove, and insertion section is flexibly connected with arc groove；It drives
Dynamic component is set on the base, and driving insertion section is moved in arc groove.The utility model drives insertion section by driving assembly
It is moved in arc groove, to realize that the radian of movable part is adjusted, to realize that the radian between movable part and lock body is adjusted.
Further, the movable part includes sticking department, and sticking department is located at the other end of arc insertion section, sets on sticking department
There is the card slot connecting with lock body grab.
As can be seen from the above description, by above structure, can by the locking of the sticking department and lock body grab of movable part come
Realize that the radian between adjacent screen body is adjusted.
Further, the insertion section is the V-shaped bending bar in section.
As can be seen from the above description, the movement by the bending bar of V-arrangement on arc groove, meets installation actual conditions convenient for adding
Work, the locking that the two sides side of the position of the bending bar protuberance of V-arrangement is convenient for radian to adjust, the other side is convenient for and lock body is in locking
When the grab of lock body be provided pass through, latch hook can be locked with lock body over there, adjust the radian between movable part and lock body
It is easier to realize.
Further, mounting plane upward convex arc setting or downward concave arc setting of the arc groove relative to pedestal.
As can be seen from the above description, arc groove upward convex arc or downward concave arc be movable part two different installation conditions,
It can be convenient for installation activity part according to the actual situation, by the insertion section of above structure, convenient for the radian between movable part and locking
It adjusts.
Further, driving assembly include gear, the rack gear being set on the base that is engaged with gear, gear rotate so that
Rack gear moves on pedestal, and rack gear is equipped with guiding bar, and guiding bar is connect with movable part.
Further, gear can be rotatably set on pedestal by rotary shaft.
Further, movable part is equipped with location hole, and guiding bar is inserted into location hole to connect with movable part.Due to guiding bar
For arc, therefore also it is that arc is mobile when its movement, is also arc when keeping gear mobile, such as the installation of stationary rack
Position not can guarantee rack and pinion then and engage always, and guiding bar is movable to be arranged in location hole, rack gear can be made to pass through support
It limits and generally activity is arranged, rack gear is dynamic also with gear when keeping gear dynamic, to guarantee that rack gear always can essence with gear
Quasi- engagement.
As can be seen from the above description, by the location hole on movable part, it can be achieved that the activity between guiding bar and movable part connects
It connects；Rotate that band carry-over bar is mobile by gear, to keep the guiding bar on rack gear mobile, guiding bar and moving direction and rack gear
Moving direction is consistent, by the positioning action of location hole, movable part can be made arcuately to move in slot.
Further, pedestal is equipped with the avoid holes passed through for guiding bar, the extending direction and guiding bar of avoid holes
Moving direction it is consistent, the activity provided when guiding bar drives movable part to move along the elongated avoid holes of guiding bar setting is empty
Between.
Further, the internal diameter of location hole is to be gradually increased by bottom hole to aperture, to reduce guiding bar and location hole
Between contact area.
Further, the outer diameter of guiding bar and location hole cooperation splicing position is the end endface by guiding bar to remote
It is gradually increased from endface.To reduce the contact area between guiding bar and location hole.
Cambered surface contact when contacting location hole and guiding bar, avoids generating biggish frictional force therebetween and stuck
Problem generates.
Further, it is adapted, is guiding with the size of guiding bar along the size of location hole of the moving direction of guiding bar
The size of location hole on the non-moving direction of bar is greater than the size of the location hole of the moving direction along guiding bar.Make in guiding bar
Moving direction on the face that is contacted with location hole be necessary contact surface, can effectively by the drive of guiding bar but it is movable
The insertion section of part is moved along arc guide slot to adjust angle, on the direction different from the moving direction of guiding bar, location hole
Size be greater than the size of guiding bar in this direction, make location hole hole in the upper mobile side that need to only meet guiding bar of processing
The size of upward size, non-moving direction can will reduce processing request, to reduce manufacture difficulty, save production cost.
And since the size on the non-moving direction of guiding bar is greater than the size of its moving direction, guiding bar band carry-over bar can be made
When movement, the activity space of rack gear is provided, is avoided since positioning pore size is small, it is stuck caused by rack and pinion engagement tension
Problem occurs.
Further, the size of the first guide groove is greater than the size of the support other end of T shape.
Further, driving assembly further includes support, and rack gear makes its movable be mounted on pedestal by the limit of support
On.
Further, pedestal is equipped with the guide groove limited to the moving direction of rack gear, the extending direction of guide groove
It is consistent with the moving direction of rack gear.
It is arranged as can be seen from the above description, guiding bar is movable in positioning hole, and the size of location hole is greater than guiding bar
Outer diameter size can reduce guiding bar in this way and generate interference with inessential contact surface when pushing movable part mobile, avoid stuck
Rack gear and guiding bar are stuck on movable part, and the end outer surface of guiding bar is towards the diminishing cambered surface in its end face, positioning
It is widened cambered surface outside the bottom to hole Kong Congkong, can guarantees that the motion track of rack gear is along the guide groove on pedestal in this way
Planar movement, holding is engaged with gear, rather than generates arching trajectory with the movement of the insertion section cambered surface of movable block.It is real
When rack gear pushes movable part mobile on border, guiding bar is also at when adjusting the angle at any time, can both meet draw in this way
Flexibly quickly and easily assembling between guide rod and pedestal, and be able to satisfy rack gear and remain same with gear when movement
Step engagement, direction is also toward the direction, deviation to be generated when without engaging with gear when mobile.
Further, support includes blocking portion and positioning region, and blocking portion is mounted on the base by positioning region, and blocking portion is set
It sets at rack gear limiting rack gear in the guide groove of pedestal.
As can be seen from the above description, on pedestal corresponding to rack gear position at be equipped with blocking portion, blocking portion by positioning region with
Pedestal is fixedly mounted, and blocking portion supports the outer wall of rack gear, so that rack gear be avoided to deviate from from guide groove, preferred blocking portion with
There is gap, to facilitate the movement of rack gear, while support and pedestal are non-integral structure, are easily installed and add in this way between rack gear
Work.
Further, a kind of arc lock, further includes locking assembly, locking assembly includes shaft, and shaft is located at bottom
One end outside seat is equipped with knob, and shaft connects locating piece close to one end of mobile, and knob is to drive locating piece close to slotting
Enter portion or far from insertion section；Pedestal is equipped with the accommodating chamber for placement positioning block.
As can be seen from the above description, locating piece supports insertion section, and insertion section is made to be fixed on arc groove when rotating in the forward direction knob
It is interior, at this time radian adjusting can not be carried out to movable part；It is inserted at this time when making locating piece far from insertion section when reversely rotating knob
Portion is to be flexibly connected with arc groove, can carry out radian adjusting.
Further, circular turntable is fixed on gear, the outer rim end face of turntable is equipped with tread plate.
As can be seen from the above description, rotary turnplate can be rotated with moving gear, drive the rack gear engaged with gear in guide groove
It is mobile, so that guiding piece driving insertion section be made to move in arc groove；Tread plate is set by the outer rim end face in turntable, can be prevented
Only skid when rotary turnplate.
Further, the outer diameter of turntable is greater than the outer diameter of gear.
As can be seen from the above description, facilitating operator to operate by above structure, convenient for rotation gear.
Further, driving assembly is equipped with locating piece close to one end of movable part, and driving assembly drives locating piece to contradict
Insertion section drives locating piece to leave insertion section to unlock movable part to lock movable part or driving assembly.
As can be seen from the above description, locking movable part when locating piece contradicts insertion section, arc can not be carried out to movable part at this time
Degree is adjusted；When locating piece leaves insertion section, movable part is unlocked, insertion section is to be flexibly connected with arc groove at this time, can carry out arc
Degree is adjusted.
Further, the material hardness of locating piece is less than the material hardness of insertion section.
As can be seen from the above description, the hardness of locating piece is smaller, therefore when locating piece supports insertion section, will be produced after stress
Raw certain deformation makes locating piece and forms the Elastic Contact for wanting certain between insertion section rather than rigid contact, can protect slotting
Enter the surface texture in portion, and can be locating piece to press when locking insertion section tighter, is more steady.
Further, a kind of arc lock, further includes bead component；Pedestal is equipped with connection base top and arc
The through hole of slot, bead component are arranged in through hole；Correspond at the position of bead component on insertion section and is equipped with recess.
Further, setting multiple recesses of the insertion section along the moving direction interval of recess.Insertion section is moved to difference
When position two generates different angle, recess can be set at this, and multiple recesses can mark the practical adjustments angle at this, and pass through
Bead component generates resistance, prompts operator to be adjusted in place.
As can be seen from the above description, by reversely rotating knob, locating piece is far from insertion section, locating piece and movable part at this time
From movable part state is movable state at this time, and rotary turnplate, turntable will be rotated with moving gear, and rack and pinion engagement connects
It connects, so that the mobile drive movable part of rack gear be made arcuately to move in slot, by the limit of bead component, it can be achieved that the limit of degree
Fixed and prompt, after selecting suitable degree, then rotates knob, so that the locating piece of knob is contradicted movable part, movable part is made to be in lock
Determine state.
Please refer to Fig. 1 to Fig. 5, the embodiments of the present invention one are as follows:
The utility model provides a kind of arc lock, comprising:
Pedestal 1 is fixed on lock 21, which is provided with arc groove 4；
Movable part 2, the insertion section 5 with arc compatible with arc groove 4, insertion section 5 and 4 activity of arc groove are even
It connects；
Driving assembly 3 is arranged on pedestal 1, and driving insertion section 5 is moved in arc groove 4.
The embodiments of the present invention two are as follows:
The embodiments of the present invention two and the difference of embodiment one be, movable part 2 includes sticking department 6, sticking department 6
The other end in arc insertion section 5, sticking department 6 are equipped with the card slot 7 connecting with lock body grab；Insertion section 5 is that section is V-shaped
Bending bar；Mounting plane upward convex arc setting of the arc groove 4 relative to pedestal 1；
The rack gear 9 being arranged on pedestal 1 that driving assembly 3 includes gear 8, engages with gear 8, gear 8 rotate so that tooth
Item 9 moves on pedestal 1, and rack gear 9 is equipped with guiding bar 10, and guiding bar 10 is connect with movable part 2；Movable part 2 is equipped with location hole
11, guiding bar 10 is inserted into location hole 11 to connect with movable part 2；Pedestal is equipped with the avoid holes passed through for guiding bar
22, the extending direction of avoid holes 22 and the moving direction of guiding bar are consistent, provide along the elongated avoid holes of guiding bar setting
Activity space when guiding bar drives movable part mobile.
The internal diameter of location hole 11 is to be gradually increased by bottom hole to aperture, and guiding bar 10 and location hole 11 cooperate splicing position
Outer diameter be the end endface by guiding bar 10 to being gradually increased far from endface, guiding bar 10 is close to location hole 11 1
The size at end is less than the size of location hole 11；Along the size of the location hole 11 of the moving direction of guiding bar 10 and the ruler of guiding bar 10
It is very little to be adapted, it is greater than determining for the moving direction along guiding bar 10 in the size of the upper location hole 11 in the non-moving direction of guiding bar 10
The size in position hole 11；
Driving assembly 3 further includes support 12, and rack gear 9 passes through the limit of support 12, is mounted on its movable on pedestal 1；
Pedestal 1 is equipped with the guide groove limited to the moving direction of rack gear 9, the extending direction of guide groove and the mobile side of rack gear 9
To consistent；
Support 12 includes blocking portion and positioning region, and blocking portion is mounted on pedestal 1 by positioning region, and blocking portion is arranged in tooth
Limiting rack gear 9 in the guide groove of pedestal 1 at item 9；Circular turntable 17, the outer rim of turntable 17 are fixed on gear 8
End face is equipped with tread plate 18, and the outer diameter of turntable 17 is greater than the outer diameter of gear 8；
Driving assembly 3 is equipped with locating piece 16 close to one end of movable part 2, and driving assembly 3 drives locating piece 16 to contradict and inserts
Enter portion 5 to lock movable part 2 or driving assembly 3 and locating piece 16 is driven to leave insertion section 5 to unlock movable part 2.
The embodiments of the present invention three are
The embodiments of the present invention to arc third is that lock the further improvement made, with reality on the basis of example 2
Apply example two the difference is that, a kind of described arc lock, further includes locking assembly 13 and bead component 19；
Locking assembly 13 includes shaft 14, and shaft 14 is located at one end outside pedestal 1 equipped with knob 15；
8 hole of gear and the shaft 14 of gear 8 are rotatably attached, and are located in first accommodating chamber at 1 top of pedestal；Shaft
14 have external screw thread, and pedestal 1 is equipped with the first hole of connection the first accommodating chamber and arc groove 4, and the first hole has internal screw thread, shaft
14 are threadedly coupled by external screw thread with the internal screw thread in the first hole；First hole, which sets second close to one end of arc groove 4, accommodating chamber, the
Two accommodating chambers are equipped with locating piece 16, and locating piece 16 is connect with one end of shaft 14, and the bottom of locating piece 16 connects with curved rod
Touching；The other end of shaft 14 is equipped with the knob 15 for rotating shaft 14；Knob 15 is rotated to drive locating piece 16 close to insertion section 5
Or far from insertion section 5；The material hardness of locating piece 16 is less than the material hardness of insertion section 5；
Turntable 17 has first through hole；15 one end of knob is located at outside first through hole, the other end pass through through-hole, and with shaft 14
The other end connection；Turntable 17 and knob 15 are respectively positioned on outside pedestal 1；
Pedestal 1 is equipped with the through hole at 1 top and arc groove 4 of connection pedestal, and bead component 19 is arranged in through hole；It inserts
Enter to correspond in portion 5 at the position of bead component 19 equipped with recess 20.
To sum up, the utility model provides a kind of arc lock, arc groove is arranged on pedestal, pedestal is fixed at lock
On；Movable part has the insertion section of arc compatible with arc groove, and insertion section is flexibly connected with arc groove；Driving assembly setting
On pedestal, driving insertion section is moved in arc groove.The utility model drives insertion section in arc groove by driving assembly
It is mobile, to realize that the radian of movable part is adjusted, to realize that the radian between movable part and lock body is adjusted；Pass through movable part simultaneously
On location hole, it can be achieved that being flexibly connected between guiding bar and movable part；Band carry-over bar movement is rotated by gear, to make
Guiding bar on rack gear is mobile, and guiding bar and moving direction are consistent with the moving direction of rack gear, by the positioning action of location hole,
Movable part can be made arcuately to move in slot；Above-mentioned guiding bar is movable to be arranged in positioning hole, and the size of location hole is greater than
The outer diameter size of guiding bar can reduce guiding bar in this way and generate interference with inessential contact surface when pushing movable part, avoid
Stuck, the end outer surface of guiding bar is the cambered surface reduced, and location hole encloses widened cambered surface from the inside to the outside, can guarantee tooth in this way
Item motion track be can for along the guide groove on pedestal planar movement rather than cambered surface moves generation arching trajectory.It is real
When rack gear pushes movable part mobile on border, guiding bar is also at when adjusting the angle at any time, can both meet draw in this way
Flexibly quickly and easily assembling between guide rod and pedestal, and be able to satisfy rack gear and be towards a side always when movement
To.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalents made based on the specification and figures of the utility model are applied directly or indirectly in relevant technology neck
Domain is also included in the patent protection scope of the utility model.
Claims (20)
1. a kind of arc lock characterized by comprising
Pedestal is fixed on lock, which is provided with arc groove；
Movable part, the insertion section with arc compatible with arc groove, the insertion section and the arc
Slot is flexibly connected；
Driving assembly is set on the base, and driving insertion section is moved in arc groove.
2. a kind of arc lock according to claim 1, which is characterized in that the movable part includes sticking department, the locking
Portion is located at the other end of arc insertion section, and the sticking department is equipped with the card slot connecting with lock body grab.
3. a kind of arc lock according to claim 1, which is characterized in that the insertion section is the V-shaped bending bar in section.
4. a kind of arc lock according to claim 1, which is characterized in that mounting plane of the arc groove relative to pedestal
Convex arc setting upward or downward concave arc setting.
5. a kind of arc lock according to claim 1, which is characterized in that the driving component includes gear, nibbles with gear
The rack gear being set on the base closed, the gear rotates so that rack gear moves on pedestal,
The rack gear is equipped with guiding bar, and the guiding bar is connect with movable part.
6. a kind of arc lock according to claim 5, which is characterized in that the movable part is equipped with location hole, described to draw
Guide rod is inserted into the location hole to connect with movable part.
7. a kind of arc lock according to claim 5, which is characterized in that the pedestal is equipped with and is passed through with for guiding bar
Avoid holes, the extending direction of the avoid holes and the moving direction of guiding bar are consistent.
8. a kind of arc lock according to claim 6, which is characterized in that the internal diameter of the location hole be by bottom hole extremely
Aperture is gradually increased.
9. a kind of arc lock according to claim 6, which is characterized in that the guiding bar and location hole cooperate splicing position
Outer diameter is to be gradually increased by the end endface of guiding bar to far from endface.
10. a kind of arc lock according to claim 6, which is characterized in that described in the moving direction along the guiding bar
The size of location hole is adapted with the size of guiding bar, and the size of the location hole on the non-moving direction of guiding bar is greater than
Along the size of the location hole of the moving direction of the guiding bar.
11. a kind of arc lock according to claim 5, which is characterized in that the driving component further includes support, the tooth
Item is mounted on the base its movable by the limit of support.
12. a kind of arc lock according to claim 11, which is characterized in that the pedestal is equipped with the mobile side to rack gear
To the guide groove limited, the extending direction of the guide groove and the moving direction of rack gear are consistent.
13. a kind of arc lock according to claim 12, which is characterized in that the support includes blocking portion and positioning region,
The blocking portion is mounted on the base by positioning region, and the blocking portion is arranged at rack gear so that rack gear is limited leading in pedestal
Into slot.
14. a kind of arc lock according to claim 1, which is characterized in that it further include locking assembly, the locking assembly packet
Shaft is included, the shaft is located at one end outside pedestal equipped with knob, and the shaft connects locating piece, institute close to one end of mobile
Knob is stated to drive locating piece close to insertion section or far from insertion section.
15. a kind of arc lock according to claim 5, which is characterized in that circular turntable is fixed on the gear,
The outer rim end face of the turntable is equipped with tread plate.
16. a kind of arc lock according to claim 15, which is characterized in that the outer diameter of the turntable is greater than gear
Outer diameter.
17. a kind of arc lock according to claim 1, which is characterized in that the driving component close to movable part one
End is equipped with locating piece, and the driving component drives locating piece to contradict insertion section and driven with locking movable part or the driving component
Locating piece leaves insertion section to unlock movable part.
18. a kind of arc lock according to claim 17, which is characterized in that the material hardness of the locating piece is less than insertion
The material hardness in portion.
19. a kind of arc lock according to claim 1, which is characterized in that further include bead component；The pedestal is equipped with
It is connected to the through hole of base top and arc groove, the bead component is arranged in through hole；Correspond to glass on the insertion section
Recess is equipped at the position of pearl component.
20. a kind of arc lock according to claim 19, which is characterized in that moving direction of the insertion section along recess
The multiple recesses of the setting at interval.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821768286.8U CN209414322U (en) | 2018-10-30 | 2018-10-30 | A kind of arc lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821768286.8U CN209414322U (en) | 2018-10-30 | 2018-10-30 | A kind of arc lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209414322U true CN209414322U (en) | 2019-09-20 |
Family
ID=67932169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821768286.8U Active CN209414322U (en) | 2018-10-30 | 2018-10-30 | A kind of arc lock |
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| Country | Link |
|---|---|
| CN (1) | CN209414322U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109281904A (en) * | 2018-10-30 | 2019-01-29 | 深圳市雷迪奥视觉技术有限公司 | A kind of arc lock |
-
2018
- 2018-10-30 CN CN201821768286.8U patent/CN209414322U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109281904A (en) * | 2018-10-30 | 2019-01-29 | 深圳市雷迪奥视觉技术有限公司 | A kind of arc lock |
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