CN207261999U - The self-shooting bar of automatic telescopic - Google Patents

Abstract

The utility model discloses a kind of self-shooting bar of automatic telescopic.The self-shooting bar includes：Motor；Rotation axis, is arranged on motor, and motor drives rotation axis rotation；At least one rotating bar, at least one rotating bar are sequentially sleeved in rotation axis；At least two casings, at least two casings are corresponding in turn to is provided with cover in rotation axis and the setting of at least one rotating bar, the casing for being set at least one rotating bar close to one end of motor, and the bottom of cover is provided with through hole, and at least one rotating bar passes through through hole.By the above-mentioned means, the utility model and can prevent rotation axis or rotating bar quilt cover pipe abrasion by setting cover to prevent casing from producing to rock.

Description

The self-shooting bar of automatic telescopic

Technical field

Self-shooting bar technical field is the utility model is related to, more particularly to a kind of self-shooting bar of automatic telescopic.

Background technology

At present, self-shooting bar is most popular self-timer emperorship, and self-shooting bar can be arbitrarily flexible in default length range, User only needs mobile phone or camera being fixed in the fixing device of self-shooting bar, can realize multi-angle self-timer.

Self-shooting bar needs to adjust the length of self-shooting bar repeatedly, it is necessary to user's hand repeatedly during self-timer in the prior art , there is the inconvenience case taken time and effort to install in dynamic operation.In addition during self-timer, the casing of self-shooting bar needs repeatedly to stretch, Casing generation is easily lead to rock.

Utility model content

The utility model provides a kind of self-shooting bar of automatic telescopic, can prevent casing from producing to rock.

In order to solve the above technical problems, the technical solution that the utility model uses is：A kind of automatic telescopic is provided Self-shooting bar, it includes：

Motor；

Rotation axis, is arranged on motor, and motor drives rotation axis rotation；

At least one rotating bar, at least one rotating bar are sequentially sleeved in rotation axis；

At least two casings, at least two casings are corresponding in turn in rotation axis and the setting of at least one rotating bar, are set in The casing of at least one rotating bar is provided with cover close to one end of motor, and the bottom of cover is provided with through hole, at least one turn Lever passes through through hole；

The one end of rotation axis away from motor is provided with the first locating part, and the one end of rotating bar away from motor is provided with the second limit Position part, rotating bar are provided with internal thread close to one end of motor；

First locating part includes the first cap, and the setting of the first cap is fluted, and the one end of rotation axis away from motor is further Boss is provided with, the groove of the first cap is arranged on the boss of rotation axis；

Second locating part includes the second cap, and the one end of the first rotating bar away from motor is provided with elastic portion, and elastic portion is leaned on One end of nearly second cap is provided with limit fastener, and the second cap is provided with limit hole corresponding with limit fastener.

Wherein, the diameter of through hole is equal with the diameter of the rotating bar corresponding to casing.

Wherein, at least one rotating bar is provided with disk close to one end of motor, and the diameter of disk is more than the diameter of through hole, Cover is arranged on disk.

Wherein, at least one rotating bar includes the first rotating bar and the second rotating bar, and the first rotating bar is set in rotation axis On, the second rotating bar is set in the first rotating bar, and rotation axis is provided with the external screw thread with the screw-internal thread fit of the first rotating bar, First rotating bar is provided with the external screw thread with the screw-internal thread fit of the second rotating bar.

Wherein, at least two casings include first sleeve, the second casing and the 3rd casing being coaxially disposed, the second casing Internal diameter is less than first sleeve internal diameter, and the 3rd casing inner diameter is less than the second casing inner diameter.

Wherein, motor is installed in one end of first sleeve, and first sleeve is used to house rotation axis, and the second casing is used to house First rotating bar, the 3rd casing are used to house the second rotating bar, and the second casing and the 3rd casing are respectively provided with close to one end of motor There is cover, the second casing is relative to first sleeve movable telescopic, and the 3rd casing is relative to the second casing movable telescopic.

Wherein, the diameter of the through hole of the second casing is equal to the externally threaded diameter of the first rotating bar, the through hole of the 3rd casing Diameter be equal to the second rotating bar diameter.

Wherein, first sleeve, the second casing and the 3rd casing are both provided with limiting groove.

Wherein, cover is further provided with positive stop lug boss, and casing is provided with through hole corresponding with positive stop lug boss, in set sub-set It is located on casing, the positive stop lug boss of cover is stuck in the through hole of casing.

The beneficial effects of the utility model are：It is different from the situation of the prior art, at least two casings of the utility model It is corresponding in turn to and one end of motor is provided with cover in rotation axis and the setting of at least one rotating bar, each casing, cover Bottom is provided with through hole, and rotation axis or at least one rotating bar pass through through hole；The utility model is by setting cover to prevent Only casing is produced and rocked, and can prevent rotation axis or rotating bar quilt cover pipe abrasion.

Brief description of the drawings

It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the utility model Example is applied, for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings Obtain other attached drawings.Wherein：

Fig. 1 is the structure diagram of the self-shooting bar of one embodiment of the utility model；

Fig. 2 is the structure diagram of motor box in Fig. 1；

Fig. 3 is the structure diagram of rotation axis in Fig. 1；

Fig. 4 is the structure diagram of rotation axis and rotating bar in Fig. 1；

Fig. 5 is the structure diagram of rotating bar in Fig. 4；

Fig. 6 is the structure diagram of the elastic portion of rotating bar in Fig. 4；

Fig. 7 is the structure diagram of the limited screw of rotating bar in Fig. 4；

Fig. 8 is the structure diagram of the second cap of rotating bar in Fig. 4；

Fig. 9 is the profile of rotation axis and rotating bar in Fig. 4；

Figure 10 is the structure diagram of Fig. 1 middle sleeves；

Figure 11 is the structure diagram of first sleeve in Figure 10, the second casing and the 3rd casing；

Figure 12 is the structure diagram of cover in Figure 10.

Embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than all real Apply example.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of performing creative labour is made All other embodiments obtained, shall fall within the protection scope of the present invention.

Term " first " used, " second ", " the 3rd " are only used for description purpose in the utility model embodiment, and cannot manage Solve to indicate or implying relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", At least one this feature can be expressed or be implicitly included to " second ", the feature of " the 3rd ".In the description of the utility model, " multiple " are meant that at least two, such as two, three etc., unless otherwise specifically defined.

Refer to shown in Fig. 1-10, the revealed self-shooting bar 10 of this implementation can realize automatic telescopic, to adjust self-shooting bar 10 length, is user-friendly.The self-shooting bar 10 includes motor 11, rotation axis 12, at least one rotating bar 13 and at least Two casings 14.

As shown in Fig. 2, motor 11 is arranged in the motor box 111 of self-shooting bar 10, i.e., motor box 111 is used to accommodate motor 11, motor box 111 is further used for accommodating battery (figure does not regard), and battery is used to power for motor 11.

As shown in figure 3, one end of rotation axis 12 is arranged on motor 11, i.e., rotation axis 12 is fixed on motor 11, Motor 11 drives rotation axis 12 to rotate.Motor 11 can drive rotation axis 12 along a first direction or second direction rotation, the One direction is with second direction on the contrary, such as first direction is clockwise, second direction is counterclockwise.

Wherein, the one end of rotation axis 12 away from motor 11 is provided with the first locating part 121, and rotation axis 12 is provided with external screw thread 122.Wherein, rotation axis 12 can be metal rotation axis.

First locating part 121 includes the first cap, and the first cap sets fluted 123 close to one end of rotation axis 12, turns The one end of moving axis 12 away from motor 11 is further provided with boss 124, and the groove 123 of the first cap is arranged on the convex of rotation axis 12 On platform 124, i.e. the first cap is coordinated by groove 123 and boss 124 to be fixed in rotation axis 12.Rotation axis is driven in motor 11 During 12 rotation, the first cap follows rotation axis 12 to rotate together.

Wherein, the diameter of the first cap can be equal with the diameter of the external screw thread 122 of rotation axis 12.

As shown in Figure 4 and Figure 5, at least one rotating bar 13 is sequentially sleeved in rotation axis 12, and rotating bar 13 is away from motor 11 one end is provided with the second locating part 131.Rotating bar 13 is provided with internal thread 132, rotating bar 13 close to one end of motor 11 Internal thread 132 and the external screw thread 122 of rotation axis 12 coordinate, as shown in Figure 9.

When motor 11 drives rotation axis 12 to rotate, rotation axis 12 drives rotating bar 13 to be transported toward the direction away from motor 11 Dynamic, until the first locating part 121 and the internal thread 132 of rotating bar 13 contradict, i.e. the internal thread 132 of rotating bar 13 withstands the first limit Position part 121；Or rotation axis 12 drives rotating bar 13 to be moved toward the direction of motor 11, until the first locating part 121 and the second limit Position part 131 contradicts, i.e., the first locating part 121 withstands the second locating part 131, as shown in Figure 9.

The present embodiment is said so that at least one rotating bar 13 includes the first rotating bar 133 and the second rotating bar 134 as an example It is bright, as shown in Figure 4.Wherein, the first rotating bar 133 is set in rotation axis 12, and the second rotating bar 134 is set in the first rotation On bar 133, rotation axis 12 is provided with the external screw thread 122 coordinated with the internal thread 132 of the first rotating bar 133, as shown in Figure 3.The One rotating bar 133 is provided with the external screw thread 135 with the screw-internal thread fit of the second rotating bar 134, as shown in Fig. 5.The present embodiment The structure of second rotating bar 134 is identical with the structure of the first rotating bar 133, and details are not described herein.

As shown in figures 5-9, the second locating part 131 includes the second cap 136 and limited screw 137, wherein the first rotating bar 133 one end away from motor 11 are provided with elastic portion 1331, and elastic portion 1331 sets limited close to one end of the second cap 136 Position buckle 1332, as shown in Figure 6.Second cap 136 is provided with limit hole 1361 corresponding with limit fastener 1332, i.e., and second The limit hole 1361 of cap 136 and the limit fastener 1332 of the first rotating bar 133 are correspondingly arranged, as shown in Figure 8.Limited screw 137 are provided with external screw thread 1371, and second one end of cap 136 away from motor 11 is provided with the external screw thread with limited screw 137 1371 internal threads 1362 coordinated, as shown in Fig. 7 and Fig. 8.

As shown in figure 5, the second cap 136 is set in elastic portion 1331, limit fastener 1332 and limit hole 1361 are right Should.Limited screw 137 is tightened on the second cap 136, i.e., limited screw 137 is tightened in the second cap by external screw thread 1371 On 136 internal thread 1362.At this time, limited screw 137 withstands elastic portion 1331, so that limit fastener 1332 is buckled in limit hole 1361, and then the second locating part 131 is fixed on first one end of rotating bar 133 away from motor 11.

Wherein, the diameter of the second cap 136 is equal with the diameter of the external screw thread 135 of the first rotating bar 133.

The operation principle of the first rotating bar 133 and rotation axis 12 is described below.

User drives rotation axis 12 to rotate by controlling electronic 11, such as rotation axis 12 rotates along a first direction, and first Rotating bar 133 is moved to the direction away from motor 11.Due to the interior spiral shell of 122 and first rotating bar 13 of external screw thread of rotation axis 12 Line 132 coordinates, so that the first rotating bar 133 is moved to the direction away from motor 11.When the first locating part 121 and first rotates When the internal thread 132 of bar 133 contradicts, rotation axis 12 drives the first rotating bar 133 to rotate together；If the first rotating bar 133 be away from The rotating bar farthest from motor 11, then motor 11 be stopped, 12 and first rotating bar 133 of rotation axis is stopped rotating.

Such as rotation axis 12 is rotated in a second direction, the second rotating bar 133 is moved to the direction close to motor 11.By Coordinate in the external screw thread 122 and the internal thread 132 of the first rotating bar 13 of rotation axis 12, so that the first rotating bar 133 is to close to electricity The direction movement of machine 11.When the first locating part 121 and the second locating part 131 of the first rotating bar 133 contradict, rotation axis 12 The first rotating bar 133 is driven to rotate together；If the first rotating bar 133 is the rotating bar farthest apart from motor 11, motor 11 stops Only work, rotation axis 12 is stopped rotating.

Such as Figure 10, at least two casings 14 are corresponding in turn to be set in rotation axis 12 and at least one rotating bar 13, is set in The casing 14 of at least one rotating bar 13 is provided with cover 140 close to one end of motor 11, and the bottom of cover 140 is provided with through hole 144, at least one rotating bar 13 passes through through hole 144.

As shown in figure 11, at least two casings 14 of the present embodiment include first sleeve 141, the second casing being coaxially disposed 142 and the 3rd casing 143.Second casing, 142 internal diameter is less than 141 internal diameter of first sleeve, and 143 internal diameter of the 3rd casing is less than second 142 internal diameter of casing；In this way, the second casing 142 can be relative to relative to 141 movable telescopic of first sleeve, the 3rd casing 143 Two casings, 142 movable telescopic, it is possible to understand that ground, when the 3rd casing 143 is shunk when in the second casing 142, the second casing 142 Together with the 3rd casing 143 also can co-contraction in first sleeve 141.

Wherein, motor 11 is installed in one end of first sleeve 141, i.e. the first cover 141 is close to one end of motor 11 and electricity Machine 11 is fixed together；First sleeve 141 is used to house rotation axis 12, and the second casing 142 is used to house the first rotating bar 133, 3rd casing 143 is used to house the second rotating bar 134.Second casing 142 and the 3rd casing 143 are all provided with close to one end of motor 11 Cover 140 is equipped with, the bottom of cover 140 is provided with through hole 144.First rotating bar 133 is by the through hole of the second casing 142, and The through hole that two rotating bars 134 pass through the 3rd casing 144.The diameter of through hole 144 and the diameter of the rotating bar 13 corresponding to casing 14 Equal, i.e., the diameter of the through hole of the second casing 142 is equal to the diameter of the external screw thread 135 of the first rotating bar 133, the 3rd casing 143 Through hole diameter be equal to the second rotating bar 134 diameter.Cover 140 can prevent casing 14 from producing to rock, and anti-rotation stop The external screw thread 122 of moving axis 12 or 135 sleeve 14 of external screw thread of rotating bar 13 are worn.

As shown in figure 12, cover 140 is further provided with positive stop lug boss 145, and casing 14 is provided with right with positive stop lug boss 145 The through hole answered (figure does not regard).It is set in cover 140 on casing 14, the positive stop lug boss 145 of cover 140 is stuck in the logical of casing 14 Hole, so that cover 140 is fixed on casing 14.

As shown in figure 11, first sleeve 141, the second casing 142 and the 3rd casing 143 are both provided with limiting groove 15, Limiting groove 15 is used to prevent from producing cunning between 141 and second casing 142 of first sleeve, the second casing 142 and the 3rd casing 143 It is dynamic.

The flexible principle of self-shooting bar 10 described in detail below.

When self-shooting bar 10 stretches out, user by control motor 11 drive rotation axis 12 rotate, such as rotation axis 12 along First direction rotates, and the first rotating bar 133 and the second rotating bar 134 are moved to the direction away from motor 11.

First rotating bar 133 first and the second rotating bar 134 are moved to the direction away from motor 11 at the same time, until rotation axis When 12 the first locating part 121 is contradicted to the internal thread 132 of the first rotating bar 133, rotation axis 12 drives the first rotating bar 133 1 Play rotation.

Then the second rotating bar 134 is moved to the direction away from motor 11, until the second of the first rotating bar 133 is spacing When part 131 is contradicted to the internal thread of the second screwed pipe 134, control motor 11 is stopped, and then rotation axis 12 is stopped rotating.

Wherein, rotation axis 12 is rotated produces thrust to the first rotating bar 133 and the second rotating bar 134, due to first sleeve 141 and second between casing 142 there are the first damping, there are the second damping between the second casing 142 and the 3rd casing 143.

When the first damping is less than or equal to the second damping, under the action of thrust, the second casing 142 first is relative to the Sleeve 141 stretches out, and the 3rd casing 143 is contracted in the second casing 142 at this time.Then in the second casing 142 relative to first When casing 141 is fully extended, the 3rd casing 143 is stretched out relative to the second casing 142.

When the first damping is more than the second damping, under the action of thrust, the 3rd casing 143 is relative to second set first Pipe 142 stretches out, and the second casing 142 is contracted in first sleeve 141 at this time.Then in the 3rd casing 143 relative to the second casing 142 it is fully extended when, the second casing 142 is stretched out relative to first sleeve 141.

When self-shooting bar 10 is shunk, user by control motor 11 drive rotation axis 12 rotate, such as rotation axis 12 along Second direction rotates, and the first rotating bar 133 and the second rotating bar 134 are shunk toward 11 direction of motor.

First rotating bar 133 first is shunk toward 11 direction of motor, until the first locating part 121 is contradicted to the first rotating bar During 133 the second locating part 131, rotation axis 12 drives the first rotating bar 133 to rotate together.

Then the second rotating bar 134 is shunk toward 11 direction of motor, until the second locating part 131 of the first rotating bar 133 supports When contacting the second locating part of the second rotating bar 134, control motor 11 is stopped, and then rotation axis 12 is stopped rotating.

When the first damping is less than or equal to the second damping, the second casing 142 is shunk relative to first sleeve 141 first, The 3rd casing 143 is fully extended relative to the second casing 142 at this time.Then it is complete relative to first sleeve 141 in the second casing 142 During full contraction, the 3rd casing 143 is shunk relative to the second casing 142.

When the first damping is more than the second damping, the 3rd casing 143 is shunk relative to the second casing 142 first, and at this time the Two casings 142 are fully extended relative to first sleeve 141.Then shunk completely relative to the second casing 142 in the 3rd casing 143 When, the second casing 142 is shunk relative to first sleeve 141.

In addition, the first rotating bar 133 and the second rotating bar 134 can be both provided with disk close to one end of motor 11 and (scheme not Depending on), the diameter of disk is more than the diameter of through hole 144, and the through hole of the second casing 142 is from the first rotating bar 133 away from motor 11 One end packs into, and the cover of the second casing 142 is on the disk of the first rotating bar 133；The through hole of 3rd casing 143 is rotated from second The one end of bar 134 away from motor 11 packs into, and the cover of the 3rd casing 143 is on the disk of the second rotating bar 134.

Move in the first rotating bar 133 to the direction away from motor 11 or the second rotating bar 134 is to remote motor 11 When direction is moved, the disk of the first rotating bar 133 promotes the cover of the second casing 142, so that the second casing 142 follows first Rotating bar 133 is moved to the direction away from motor 11；Or second rotating bar 134 disk promote the 3rd casing 143 cover, So that the 3rd casing 143 follows the second rotating bar 134 to be moved to the direction away from motor 11.

Moved in the direction of the first rotating bar 133 to close motor 11 or the second rotating bar 134 is to close to motor 11 When direction is moved, the disk of the first rotating bar 133 drives the cover of the second casing 142, so that the second casing 142 follows first Rotating bar 133 is moved to the direction close to motor 11；Or second rotating bar 134 disk drive the 3rd casing 143 cover, So that the 3rd casing 143 follows the second rotating bar 134 to be moved to the direction close to motor 11.

In other embodiments, the second locating part of the second rotating bar 134 can be with the second limit of the first rotating bar 133 Position part 131 differs, or second one end of rotating bar 134 away from motor 11 is not provided with the second locating part.

Alternatively, adjustment of rotational speed module (figure does not regard), adjustment of rotational speed can be provided between motor 11 and rotation axis 12 Module is connected between motor 11 and rotation axis 12, for adjusting the velocity of rotation of rotation axis 12, and then adjusts stretching for telescopic rod Contracting speed.

In conclusion the self-shooting bar of the utility model, when motor drives rotation axis rotation, rotation axis drives rotating bar past Direction away from motor is moved, until the first locating part and the internal thread of rotating bar contradict；Or rotation axis drives rotating bar past The direction movement of motor, until the first locating part and the second locating part contradict；The utility model drives rotation axis to revolve by motor Turn, and then self-shooting bar realizes automatic telescopic, improves the experience effect of user.In addition, the utility model is by setting cover can Prevent casing produces from rocking, and can prevent rotation axis or rotating bar quilt cover pipe abrasion.

The foregoing is merely the embodiment of the utility model, it does not limit the scope of the patent of the present invention, all It is equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, directly or indirectly uses In other related technical areas, it is equally included in the patent within the scope of the utility model.

Claims (9)

1. a kind of self-shooting bar of automatic telescopic, it is characterised in that the self-shooting bar includes：

Motor；

Rotation axis, is arranged on the motor, and the motor drives the rotation axis rotation；

At least one rotating bar, at least one rotating bar are sequentially sleeved in the rotation axis；

At least two casings, at least two casing is corresponding in turn to be set in the rotation axis and at least one rotating bar Put, the casing for being set at least one rotating bar is provided with cover, the bottom of the cover close to one end of the motor Through hole is provided with, at least one rotating bar passes through the through hole；

The one end of the rotation axis away from the motor is provided with the first locating part, the one end of the rotating bar away from the motor The second locating part is provided with, the rotating bar is provided with internal thread close to one end of the motor；

First locating part includes the first cap, and the first cap setting is fluted, and the rotation axis is away from the motor One end be further provided with boss, the groove of first cap is arranged on the boss of the rotation axis；

Second locating part includes the second cap, and the one end of the first rotating bar away from the motor is provided with elastic portion, described Elastic portion is provided with limit fastener close to one end of second cap, and second cap is provided with and the limit fastener pair The limit hole answered.

2. self-shooting bar according to claim 1, it is characterised in that turn corresponding to the diameter and described sleeve pipe of the through hole The diameter of lever is equal.

3. self-shooting bar according to claim 2, it is characterised in that at least one rotating bar is close to the one of the motor End is provided with disk, and the diameter of the disk is more than the diameter of the through hole, and the cover is arranged on the disk.

4. self-shooting bar according to claim 2, it is characterised in that at least one rotating bar include the first rotating bar and Second rotating bar, first rotating bar are set in the rotation axis, and second rotating bar is set in described first and rotates On bar, the rotation axis is provided with the external screw thread with the screw-internal thread fit of first rotating bar, and first rotating bar is set There is the external screw thread with the screw-internal thread fit of second rotating bar.

5. self-shooting bar according to claim 4, it is characterised in that at least two casing includes first be coaxially disposed Casing, the second casing and the 3rd casing, second casing inner diameter are less than the first sleeve internal diameter, in the 3rd casing Footpath is less than second casing inner diameter.

6. self-shooting bar according to claim 5, it is characterised in that the motor is installed in one end of the first sleeve, The first sleeve is used to house the rotation axis, and second casing is used to housing first rotating bar, described 3rd set Pipe is used to house second rotating bar, and second casing and the 3rd casing are both provided with close to one end of the motor The cover, second casing is relative to the first sleeve movable telescopic, and the 3rd casing is relative to described second set Pipe movable telescopic.

7. self-shooting bar according to claim 5, it is characterised in that the diameter of the through hole of second casing is equal to described the The externally threaded diameter of one rotating bar, the diameter of the through hole of the 3rd casing are equal to the diameter of second rotating bar.

8. self-shooting bar according to claim 5, it is characterised in that the first sleeve, second casing and described 3rd casing is both provided with limiting groove.

9. self-shooting bar according to claim 1, it is characterised in that the cover is further provided with positive stop lug boss, described Casing is provided with through hole corresponding with the positive stop lug boss, is set in the cover in described sleeve pipe, the cover it is spacing Boss is stuck in the through hole of described sleeve pipe.