CN202646264U - Improved rapidly-braking hand turning mechanism - Google Patents
Improved rapidly-braking hand turning mechanism Download PDFInfo
- Publication number
- CN202646264U CN202646264U CN2012202757027U CN201220275702U CN202646264U CN 202646264 U CN202646264 U CN 202646264U CN 2012202757027 U CN2012202757027 U CN 2012202757027U CN 201220275702 U CN201220275702 U CN 201220275702U CN 202646264 U CN202646264 U CN 202646264U
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- China
- Prior art keywords
- pipe
- swivel nut
- retainer ring
- internal thread
- locking bushing
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Abstract
The utility model relates to an improved rapidly-braking hand turning mechanism, and aims at solving the technical problem that the structures of the existing like products are inconvenient to assemble. The hand turning mechanism is arranged between pipe A and pipe B, and comprises a fixed ring, a locking bush, a movable screw sleeve, and a fixed screw sleeve. The main points of the design lie in that the interior of one end of the fixed ring is in threaded connection with pipe A, and the exterior of the end is provided with a steeped concave ring; the fixed screw sleeve is provided therein with a first internal thread and a second internal thread which are in step distribution; and the other end of the fixed ring is limited to a stepped face in the fixed screw sleeve; the stepped concave ring of the fixed screw sleeve is sleeve jointed with a fixing sleeve, and the fixing sleeve is in threaded connection with the second internal thread of the fixed screw sleeve through an external thread; and an external thread of the movable screw sleeve is in threaded connection with the first internal thread of the fixed screw sleeve. The improved rapidly-braking hand turning mechanism provided by the utility model is simple in structure and convenient to assemble, disassemble and operate, the locking effect is stable and reliable and is suitable to be a locking regulation device for connecting various pipe fittings and structural improvement of like products.
Description
Technical field
The utility model relates to the hand of tripod and turns round mechanism, is that a kind of modified model fast braking hand is turned round mechanism.
Background technique
Tripod is for photographic goods such as stabilized cameras, and to reach the instrument of specific shooting effect, it generally is made of The Cloud Terrace and supporting tripods.For making things convenient for the adjusting of The Cloud Terrace height, usually at the support foot lever regulating mechanism for locking is set, thereby regulates the The Cloud Terrace height by the length of regulating flexible foot lever.Conventional regulating mechanism for locking, as adopting the mode of knob screw-threaded coupling, although can reach locking, operation is inconvenience comparatively, and after long-time the use easily because of thread looseness, and cause locking to be lost efficacy.For this reason, notice of authorization CN202165361U such as the Chinese patent literature publication, July 26 2011 notice of authorization day, the model utility name is called " fast braking hand is turned round mechanism ", its main project organization is that an end of A pipe is connected with the internal diameter of retainer ring one end, the external diameter of this end retainer ring is provided with fixedly ring recess, and the other end internal diameter of retainer ring is provided with inner conical surface; The pore end of B pipe is provided with Locking bushing, and the external diameter of Locking bushing one end is provided with male cone (strobilus masculinus), and the male cone (strobilus masculinus) of Locking bushing is inserted in the inner conical surface of retainer ring; Fixedly the fixedly ring recess of retainer ring is fixed in the swivel nut hole of swivel nut by set screw.Although above structure can realize stable locking, reaches the purpose that effectively prevents from locking inefficacy; But fixedly be connected by set screw between swivel nut and the retainer ring, comparatively inconvenience of structure assembling haves much room for improvement.
Summary of the invention
For overcoming above-mentioned deficiency, the purpose of this utility model is to provide a kind of modified model fast braking hand to turn round mechanism to related domain, makes it solve the comparatively technical problem of inconvenience of existing like product structure assembling.Its objective is and be achieved through the following technical solutions.
A kind of modified model fast braking hand is turned round mechanism, this hand is turned round mechanism and is arranged between A pipe and the B pipe, it comprises retainer ring, Locking bushing, movable swivel nut, fixing swivel nut, retainer ring is provided with inner conical surface, Locking bushing is provided with the male cone (strobilus masculinus) that is complementary with the retainer ring inner conical surface, and the inner conical surface of retainer ring is provided with guide groove, the male cone (strobilus masculinus) of Locking bushing is provided with the slide block that cooperates with the retainer ring guide groove, by cooperating of guide groove and slide block, so that only form axial relative sliding between retainer ring and the Locking bushing, and restriction relatively rotates.The affixed movable swivel nut of Locking bushing, movable screw is arranged with outside thread, and fixedly swivel nut is provided with the internal thread that cooperates with movable swivel nut outside thread, and fixedly swivel nut, retainer ring are fixed with respect to the A pipe, and Locking bushing is socketed on the B pipe, and the A pipe is slidingly matched with the B pipe.Its structure outline is that described retainer ring one end inside is connected with described A pipe thread, and this end outside is provided with a ladder scrobicular ring; Described fixedly swivel nut inside is provided with the first internal thread, the second internal thread that ladder distributes, and the described retainer ring the other end is limited in the ladder surface in the described fixedly swivel nut; The ladder scrobicular ring of described fixedly swivel nut is fixed by socket cover, and fixed cover is threaded with the second internal thread of described fixedly swivel nut by outside thread; The outside thread of described movable swivel nut is threaded with the first internal thread of described fixedly swivel nut.Compared with prior art, said structure be in fact cancelled retainer ring and fixedly the screw between the swivel nut fix, and use the fixing mode of screwed instead, rely on retainer ring, fixed cover, fixedly the realization of the hierarchic structure between the swivel nut pushes against spacing mutually, not only structural stability is reliable, and assembly and disassembly is comparatively simple, convenient.
The side face of described Locking bushing is provided with slotted hole, and being provided with of slotted hole is beneficial to Locking bushing deformation, thereby makes things convenient for its connection activity swivel nut and locking B pipe.
Described Locking bushing side face is provided with spacing hole, and described movable swivel nut inboard is provided with the limiting stopper that cooperates with described spacing hole.By limiting stopper and spacing hole snapping, thereby movable swivel nut and Locking bushing are fixed.
Be provided with slide rail in the described A pipe, be provided with symmetrically arranged two catch between described A pipe and the B pipe, these two catch cooperate respectively affixed with shrinkage pool that described B pipe is provided with by the plush copper that is provided with separately, and two catch are managed the chute that affixed rear formation cooperates with described slide rail with described B.This structure mainly is to prevent that the A pipe from producing relative rotation with the B pipe, thereby improves the stable of telescopic adjustment.
The utility model structure is comparatively simple, and assembly and disassembly and operation are comparatively convenient, and locking effect is comparatively stable, reliable, is difficult for producing the problem that locking was lost efficacy, and is suitable as the locking and regulating device that various pipe fittings connect, and the architecture advances of like product.
Description of drawings
Fig. 1 is blast structural representation of the present utility model.
Fig. 2 is perspective view of the present utility model.
Fig. 3 omits the fixedly structural representation of swivel nut and rubber sleeve among Fig. 2.
Fig. 4 is the structural representation that omits retainer ring and movable swivel nut among Fig. 3.
Fig. 5 is locking state sectional structure schematic diagram one of the present utility model.
Fig. 6 is locking state sectional structure schematic diagram two of the present utility model.
Fig. 7 is relaxation state sectional structure schematic diagram one of the present utility model.
Fig. 8 is relaxation state sectional structure schematic diagram two of the present utility model.
The name of sequence number is called among the figure: 1, A pipe, 101, slide rail, 2, fixed cover, 201, outside thread, 3, retainer ring, 301, inner conical surface, 302, guide groove, 303, the ladder scrobicular ring, 4, rubber sleeve, 5, fixing swivel nut, the 501, first internal thread, the 502, second internal thread, 6, catch, 601, plush copper, 7, Locking bushing, 701, male cone (strobilus masculinus), 702, slotted hole, 703, spacing hole, 704, slide block, 8, movable swivel nut, 801, limiting stopper, 9, B pipe, 901, shrinkage pool.
Embodiment
Now by reference to the accompanying drawings, the utility model is further described.
Shown in Fig. 1～4, this modified model fast braking hand is turned round mechanism and is installed between A pipe 1 and the B pipe 9, the A pipe is managed as being slidingly matched with B, and be provided with catch 6 between A pipe and the B pipe, catch is divided into symmetrical two, these two catch are equipped with plush copper 601, the B pipe is provided with the shrinkage pool 901 that cooperates with plush copper, cooperate with two shrinkage pools of B pipe by the plush copper with two catch, so that form two symmetrical chutes between two catch and the B pipe, the A pipe is provided with symmetrical slide rail 101, cooperates with chute by slide rail, so that form stable endwisely slipping between A pipe and the B pipe.Next, turn round mechanism as example to connect this modified model fast braking hand between A pipe, the B pipe, the utility model structure is described in detail.This modified model fast braking hand is turned round mechanism and is comprised fixed cover 2, retainer ring 3, rubber sleeve 4, fixedly swivel nut 5, Locking bushing 7, movable swivel nut 8.Retainer ring one end internal diameter is provided with screw thread, external diameter is provided with ladder scrobicular ring 303, retainer ring the other end internal diameter is provided with inner conical surface 301 and symmetrically arranged guide groove 302, Locking bushing one end is provided with the male cone (strobilus masculinus) 701 that cooperates with the retainer ring inner conical surface and the slide block 704 that cooperates with above-mentioned guide groove, the Locking bushing side face is provided with spacing hole 703 and slotted hole 702, and movable screw is arranged with the limiting stopper 801 that cooperates with spacing hole.Fixedly swivel nut inside is provided with the first internal thread 501, the second internal thread 502 that ladder distributes, fixedly the outside socket of swivel nut rubber sleeve.During installation, at first the ladder scrobicular ring with retainer ring is fixed by socket cover, and retainer ring and one section screw thread of A pipe is affixed, Locking bushing cooperates affixed with movable swivel nut by limiting stopper with spacing hole, then movable swivel nut is threaded with fixing the first internal thread of swivel nut, with Locking bushing, fixedly swivel nut, movable swivel nut three are set in B pipe in the lump, Locking bushing are offseted with the B tube-surface contact again.And then, the A pipe is slidingly matched with the B pipe, the male cone (strobilus masculinus) of Locking bushing is cooperated with guide groove by slide block with the inner conical surface of retainer ring be sliding motion structure, fixedly the second internal thread of swivel nut one end is threaded with the fixed cover that is socketed on retainer ring at last, namely finishes whole installation process of the present utility model.
The concrete Principles of Regulation of the utility model are: such as Fig. 5, shown in Figure 6, when needs locking A pipe is managed with B, only need screw fixedly swivel nut, making fixedly, swivel nut drive activity swivel nut and Locking bushing move upward, thereby the male cone (strobilus masculinus) that makes Locking bushing orders about at the inner conical surface of retainer ring and compresses with the B pipe down, thereby realizes the locking of A pipe and B pipe.Such as Fig. 7, shown in Figure 8, when needs loosen the A pipe with the B pipe, only need oppositely screw fixedly swivel nut, making fixedly, swivel nut drive activity swivel nut and Locking bushing move downward, thereby the male cone (strobilus masculinus) that makes Locking bushing no longer is subjected to the impact of retainer ring inner conical surface, be to be relaxation state between Locking bushing and the B pipe, can carry out Adjustment operation with the B pipe this moment to the A pipe.
Claims (4)
1. a modified model fast braking hand is turned round mechanism, this hand is turned round mechanism and is arranged between A pipe (1) and the B pipe (9), it comprises retainer ring (3), Locking bushing (7), movable swivel nut (8), fixing swivel nut (5), retainer ring is provided with inner conical surface (301), Locking bushing is provided with the male cone (strobilus masculinus) (701) that is complementary with the retainer ring inner conical surface, and the inner conical surface of retainer ring is provided with guide groove (302), and the male cone (strobilus masculinus) of Locking bushing is provided with the slide block (704) that cooperates with the retainer ring guide groove; The affixed movable swivel nut of Locking bushing, movable screw is arranged with outside thread, and fixedly swivel nut is provided with the internal thread that cooperates with movable swivel nut outside thread, and fixedly swivel nut, retainer ring are fixed with respect to the A pipe, and Locking bushing is socketed on the B pipe, and the A pipe is slidingly matched with the B pipe; It is characterized in that the inner and described A pipes of described retainer ring (3) one ends (1) are threaded, this end outside is provided with a ladder scrobicular ring (303); Described fixedly swivel nut (5) inside is provided with the first internal thread (501), the second internal thread (502) that ladder distributes, and the described retainer ring the other end is limited in the ladder surface in the described fixedly swivel nut; The ladder scrobicular ring of described fixedly swivel nut is fixed by socket (2), and fixed cover is threaded with the second internal thread of described fixedly swivel nut by outside thread; The outside thread of described movable swivel nut is threaded with the first internal thread of described fixedly swivel nut.
2. described modified model fast braking hand is turned round mechanism according to claim 1, it is characterized in that the side face of described Locking bushing (7) is provided with slotted hole (702).
3. described modified model fast braking hand is turned round mechanism according to claim 1, it is characterized in that described Locking bushing (7) side face is provided with spacing hole (703), and described movable swivel nut (8) inboard is provided with the limiting stopper (801) that cooperates with described spacing hole.
4. described modified model fast braking hand is turned round mechanism according to claim 1, it is characterized in that being provided with slide rail (101) in the described A pipe (1), be provided with symmetrically arranged two catch (6) between described A pipe and the B pipe (9), these two catch cooperate respectively affixed with shrinkage pool (901) that described B pipe is provided with by the plush copper (601) that is provided with separately, and two catch are managed the chute that affixed rear formation cooperates with described slide rail with described B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202757027U CN202646264U (en) | 2012-06-08 | 2012-06-08 | Improved rapidly-braking hand turning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202757027U CN202646264U (en) | 2012-06-08 | 2012-06-08 | Improved rapidly-braking hand turning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202646264U true CN202646264U (en) | 2013-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012202757027U Expired - Fee Related CN202646264U (en) | 2012-06-08 | 2012-06-08 | Improved rapidly-braking hand turning mechanism |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103912777A (en) * | 2014-03-24 | 2014-07-09 | 宁波西尼液晶支架制造有限公司 | Multifunctional desktop support |
| CN104214177A (en) * | 2013-05-31 | 2014-12-17 | 深圳市海洋王照明工程有限公司 | Locking device and stretching rod |
| CN108825996A (en) * | 2018-07-27 | 2018-11-16 | 重庆华医康道科技有限公司 | Gripping block suitable for different columns |
| CN108843913A (en) * | 2018-07-27 | 2018-11-20 | 重庆华医康道科技有限公司 | The intelligent medical device activity bracket being mounted on column |
| CN108916179A (en) * | 2018-07-27 | 2018-11-30 | 重庆华医康道科技有限公司 | The clamp device of adjustable support height |
| CN114458871A (en) * | 2021-12-24 | 2022-05-10 | 巨硕精密机械(常熟)有限公司 | Universal leveling foot pad for carbon fiber frame |
-
2012
- 2012-06-08 CN CN2012202757027U patent/CN202646264U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104214177A (en) * | 2013-05-31 | 2014-12-17 | 深圳市海洋王照明工程有限公司 | Locking device and stretching rod |
| CN104214177B (en) * | 2013-05-31 | 2016-08-24 | 深圳市海洋王照明工程有限公司 | Locking device and expansion link |
| CN103912777A (en) * | 2014-03-24 | 2014-07-09 | 宁波西尼液晶支架制造有限公司 | Multifunctional desktop support |
| CN103912777B (en) * | 2014-03-24 | 2016-08-17 | 宁波西尼液晶支架制造有限公司 | A kind of Multi-functional desktop support |
| CN108825996A (en) * | 2018-07-27 | 2018-11-16 | 重庆华医康道科技有限公司 | Gripping block suitable for different columns |
| CN108843913A (en) * | 2018-07-27 | 2018-11-20 | 重庆华医康道科技有限公司 | The intelligent medical device activity bracket being mounted on column |
| CN108916179A (en) * | 2018-07-27 | 2018-11-30 | 重庆华医康道科技有限公司 | The clamp device of adjustable support height |
| CN108825996B (en) * | 2018-07-27 | 2024-03-19 | 重庆华医康道科技有限公司 | Clamping block suitable for different bed columns |
| CN108843913B (en) * | 2018-07-27 | 2024-03-19 | 重庆华医康道科技有限公司 | Intelligent medical equipment movable support installed on bed column |
| CN114458871A (en) * | 2021-12-24 | 2022-05-10 | 巨硕精密机械(常熟)有限公司 | Universal leveling foot pad for carbon fiber frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130102 Termination date: 20150608 |
|
| EXPY | Termination of patent right or utility model |