CN205877615U - Controllable rotation mechanism that multistage limit structure constitutes - Google Patents
Controllable rotation mechanism that multistage limit structure constitutes Download PDFInfo
- Publication number
- CN205877615U CN205877615U CN201620878216.2U CN201620878216U CN205877615U CN 205877615 U CN205877615 U CN 205877615U CN 201620878216 U CN201620878216 U CN 201620878216U CN 205877615 U CN205877615 U CN 205877615U
- Authority
- CN
- China
- Prior art keywords
- head end
- end locking
- arm support
- plumbing arm
- locking
- 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
Links
Landscapes
- Pivots And Pivotal Connections (AREA)
Abstract
The utility model discloses a controllable rotation mechanism that multistage limit structure constitutes, it includes carrying arm subassembly, head end locking A, plumbing arm support, head end locking B and steel ball, connect through the pivot on the carrying arm subassembly between carrying arm subassembly and plumbing arm support, head end locking A and head end locking B are half the ring structure. The utility model discloses restricted as the plumbing arm support of rotating member in the use unordered (or wu xianzhi) but the rotation can reach the requirement of satisfying more than or equal to 360 rotation angle, the cable in the slewing mechanism equally can not knotd because of the unordered rotation of plumbing arm support or broken by the hank, is favorable to orderly and quick the going on of work, has improved production efficiency.
Description
Technical field
This utility model relates to a kind of display bracket, particularly to the controllable rotating machine of a kind of multistage position limiting structure composition
Structure.
Background technology
Display bracket of the prior art, the plumbing arm support as revolving part in use needs to meet to be more than
In the rotation requirement of 360 ° of anglecs of rotation, the rotation of plumbing arm support the most unordered (or unrestricted), the cable in rotating mechanism
Usually can tie a knot because of the unordered rotation of plumbing arm support or disconnected by strand, be unfavorable for that work is rapidly performed by order, impact
Work efficiency.
Summary of the invention
The controllable rotating mechanism of multistage position limiting structure composition disclosed in this utility model, its purpose is to limit as rotation
Turn part plumbing arm support the most unordered (or unrestricted) but rotation can reach to meet more than or equal to 360 ° of rotations
The requirement of gyration, makes the cable in rotating mechanism will not tie a knot because of the unordered rotation of plumbing arm support or disconnected by strand, has
It is beneficial to work be rapidly performed by order, improves production efficiency.
The technical solution of the utility model is achieved in that
The controllable rotating mechanism of a kind of multistage position limiting structure composition, it includes that loading arm assembly, head end locking A, plumbing arm prop up
Frame, head end locking B and steel ball, connected by the rotating shaft on loading arm assembly between described loading arm assembly and plumbing arm support, described
Head end locking A and head end locking B is semicircular ring structure；This multistage position-limit mechanism is by single order rotating mechanism and second order rotating mechanism
Constitute.
Inside upper part after described head end locking A and head end locking B assembles is provided with the ring-type spherical groove communicated, and this is spherical
The central angle that groove is corresponding is 0-250 °, and in described rotating shaft, the position of corresponding spherical groove is provided with spherical pore, and described steel ball is positioned at this ball
In shape hole.The location of the steel ball in spherical pore in the rotating shaft of loading arm assembly, head end locking A and head end locking B are formed after assembling
Ring-type spherical groove as the running orbit of steel ball, be wherein provided with position limiting structure one in the spherical groove of head end locking B, head end is locked
Tight A and head end locking B and plumbing arm support are considered as one, head end locking A and head end locking B and rotate (mutually with plumbing arm support
The anglec of rotation is 0 °), described head end locking A and head end locking B after assembling can be relative to loading arm group together with plumbing arm support
Part rotates 0 °-250 °, for single order rotating mechanism；
Described head end locking A and head end locking B is arranged on the top of plumbing arm support through rotating shaft, and at head end locking A and
Head end locking B is provided with limit assembly with the connection end of plumbing arm support, and described limit assembly includes what the top of plumbing arm support was provided with
The position limiting structure two matched with positive stop strip that the inner lower edge of positive stop strip and head end locking A is provided with.Rotation when plumbing arm support
When angle reaches 250 °, owing to being provided with position limiting structure one in the spherical groove of head end locking B, the head end of single order rotating mechanism locking A,
The rotation that head end locking B and plumbing arm support are considered as one has reached the limit；Second order rotating mechanism comes into operation, head end locking A, head end
Locking B the most no longer rotates together with plumbing arm support, and it is spacing that now set on plumbing arm support positive stop strip and head end are locked in A
Groove acts on simultaneously, and loading arm assembly is considered as one (the mutual anglec of rotation is 0 °) and plumbing arm support with head end locking A, head end locking B
Relatively rotating, now the rotation amplitude of plumbing arm support is 250 °-370 °, is second order rotating mechanism.
Further, described locking A and head end locking B is fixed by screw when assembling.
The beneficial effects of the utility model:
This utility model is applied on display bracket, it limit as revolving part plumbing arm support in use process
In unordered (or unrestricted) but rotations can reach to meet the requirement being more than or equal to 360 ° of anglecs of rotation, the line in rotating mechanism
Cable will not be tied a knot because of the unordered rotation of plumbing arm support or disconnected by strand, is conducive to work to be rapidly performed by order, improves
Production efficiency.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only
It is embodiments more of the present utility model, for those of ordinary skill in the art, before not paying creative work
Put, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the scheme of installation of this utility model embodiment；
Fig. 2 is the structural representation after this utility model embodiment assembles；
Fig. 3 is another scheme of installation of this utility model embodiment；
Fig. 4 is the front view of this utility model embodiment；
Fig. 5 is the sectional view of A-A in Fig. 4；
Fig. 6 is the sectional view of B-B in Fig. 4；
Fig. 7 is the structural representation of head end locking A in this utility model embodiment；
Fig. 8 is the structural representation of head end locking B in this utility model embodiment.
Wherein: 1, loading arm assembly；11, rotating shaft；2, head end locking A；21, position limiting structure two；3, plumbing arm support；31, limit
Position bar；4, head end locking B；41 position limiting structures one；5, steel ball；6, spherical groove；7, screw.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
As Figure 1-Figure 8:
The controllable rotating mechanism of a kind of multistage position limiting structure composition, it includes that loading arm assembly 1, head end lock A 2, plumbing arm
Support 3, head end locking B 4 and steel ball 5, by the rotating shaft on loading arm assembly 1 between described loading arm assembly 1 and plumbing arm support 3
11 connect, and described head end locking A 2 and head end locking B 4 is semicircular ring structure, head end locking A 2 and head end locking B 4 and exists
Fixed by screw 7 during assembling；This multistage position-limit mechanism is made up of single order rotating mechanism and second order rotating mechanism.
Inside upper part after described head end locking A2 and head end locking B 4 assembles is provided with the ring-type spherical groove 6 communicated, and should
The central angle of spherical groove 6 correspondence is 0-250 °, and in described rotating shaft 11, the position of corresponding spherical groove 6 is provided with spherical pore, described steel ball 5
It is positioned at this spherical pore.In the rotating shaft 11 of loading arm assembly 1, the steel ball 5 in spherical pore positions, head end locking A 2 and head end lock
The ring-type spherical groove 6 that tight B 4 is formed after assembling is as the running orbit of steel ball 5, wherein in the spherical groove 6 of head end locking B 4
It is provided with position limiting structure 1, head end locking A2 and head end locking B 4 and is considered as one, head end locking A 2 and head end with plumbing arm support 3
Locking B 4 rotates (the mutual anglec of rotation is 0 °) with plumbing arm support 3, and described head end locking A 2 and head end locking B 4 is in group
0 °-250 ° can be rotated relative to loading arm assembly 1 together with plumbing arm support 3, for single order rotating mechanism after dress；
Described head end locking A 2 and head end locking B 4 passes rotating shaft 11 and is arranged on the top of plumbing arm support 3, and at head end
Locking A 2 and head end locking B 4 is provided with limit assembly with the connection end of plumbing arm support 3, and described limit assembly includes plumbing arm support 3
The positive stop strip 31 that is provided with of top and the position limiting structure two matched with positive stop strip 31 that is provided with of the inner lower edge of head end locking A 2
21.When the rotational angle of plumbing arm support 3 reaches 250 °, owing to being provided with position limiting structure one in the spherical groove 6 of head end locking B 4
41, the rotation that the head end locking A2 of single order rotating mechanism, head end locking B 4 are considered as one with plumbing arm support 3 has reached the limit；Second order
Rotating mechanism comes into operation, and head end locking A 2, head end locking B 4 the most no longer rotate together with plumbing arm support 3, now plumbing arm
Positive stop strip 31 set on support 3 acts on the stopper slot in head end locking A 2 simultaneously, loading arm assembly 1 and head end lock A2,
Head end locking B 4 be considered as one (the mutual anglec of rotation is 0 °) relatively rotate with plumbing arm support 3, now plumbing arm support 3 turn
Dynamic amplitude is 250 °-370 °, is second order rotating mechanism.
This utility model is applied on display bracket, it limit as revolving part plumbing arm support 3 using
In journey unordered (or unrestricted) but rotations can reach to meet the requirement being more than or equal to 360 ° of anglecs of rotation, in rotating mechanism
Cable will not be tied a knot because of the unordered rotation of plumbing arm support 3 or disconnected by strand, is conducive to work to be rapidly performed by order, carries
High production efficiency.
Certainly, in the case of without departing substantially from this utility model spirit and essence thereof, those of ordinary skill in the art should
Various corresponding change and deformation can be made according to this utility model, but these change accordingly and deformation all should belong to this reality
By novel appended scope of the claims.
Claims (2)
1. the controllable rotating mechanism of multistage position limiting structure composition, it is characterised in that: include loading arm assembly, head end locking A,
Plumbing arm support, head end locking B and steel ball, between described loading arm assembly and plumbing arm support by the rotating shaft on loading arm assembly even
Connecing, described head end locking A and head end locking B is semicircular ring structure；
Inside upper part after described head end locking A and head end locking B assembles is provided with the ring-type spherical groove communicated, head end locking B's
It is provided with position limiting structure one in spherical groove, and central angle corresponding to this spherical groove is 0-250 °, corresponding spherical groove in described rotating shaft
Position is provided with spherical pore, and described steel ball is positioned at this spherical pore, described head end locking A and head end locking B after assembling can be with vertical
Arm support rotates 0 °-250 ° relative to loading arm assembly together；
Described head end locking A and head end locking B is arranged on the top of plumbing arm support through rotating shaft, and at head end locking A and head end
Locking B is provided with limit assembly with the connection end of plumbing arm support, and it is spacing that described limit assembly includes that the top of plumbing arm support is provided with
The position limiting structure two matched with positive stop strip that the inner lower edge of bar and head end locking A is provided with, when the rotational angle of plumbing arm support
When reaching 250 °, loading arm assembly, head end locking A and head end locking B can together with rotate 250 °-370 °.
The controllable rotating mechanism of multistage position limiting structure the most according to claim 1 composition, it is characterised in that: described locking A
Fixed by screw when assembling with head end locking B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620878216.2U CN205877615U (en) | 2016-08-15 | 2016-08-15 | Controllable rotation mechanism that multistage limit structure constitutes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620878216.2U CN205877615U (en) | 2016-08-15 | 2016-08-15 | Controllable rotation mechanism that multistage limit structure constitutes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205877615U true CN205877615U (en) | 2017-01-11 |
Family
ID=57703397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620878216.2U Expired - Fee Related CN205877615U (en) | 2016-08-15 | 2016-08-15 | Controllable rotation mechanism that multistage limit structure constitutes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205877615U (en) |
-
2016
- 2016-08-15 CN CN201620878216.2U patent/CN205877615U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107172245A (en) | A kind of rotary mobile-phone support | |
| CN205877615U (en) | Controllable rotation mechanism that multistage limit structure constitutes | |
| CN206824657U (en) | Efficient ladle turret | |
| CN106629543A (en) | Screw cap device for capping machine and capping machine | |
| CN103388728A (en) | Display screen bracket | |
| CN207903477U (en) | A kind of automatic swivel feeding structure | |
| CN213655898U (en) | Bridge frame elbow capable of adjusting angle at will | |
| CN104400711A (en) | Rotating platform for assembling small-sized gasoline engine | |
| CN105421871B (en) | Multifunctional flagpole | |
| CN201245041Y (en) | Direction variable directional wheel | |
| CN207314857U (en) | A kind of centre revolving device, pump truck revolving platform and pump truck | |
| CN205877638U (en) | Portable display support | |
| CN203867169U (en) | Steel structure scaffold connecting part | |
| CN105328075B (en) | A kind of novel manual steel bar wrench | |
| CN205236860U (en) | Novel manual reinforcing bar spanner | |
| CN206706343U (en) | the needle bar crank of sewing machine | |
| CN206744156U (en) | One kind pig Fence structure | |
| CN207563587U (en) | A kind of automobile die rotating material-pressing positioning device | |
| CN204357847U (en) | A kind of connecting mechanism for rotating | |
| CN210392861U (en) | Children's clothes processing is with hanging tablet machine subassembly | |
| CN205646100U (en) | Novel rod antenna | |
| CN220223288U (en) | Automatic anchor-entering rotary anchoring device | |
| CN207255413U (en) | A kind of self-turning mechanism | |
| CN207796257U (en) | A kind of novel lock nut clamping mechanism | |
| CN204823132U (en) | One -way detent of goods |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20170111 Termination date: 20200815 |