CN218178454U - Sectional type driven transmission structure - Google Patents

Abstract

The utility model relates to the technical field of electronic equipment, in particular to a sectional type driving transmission structure, which comprises a telescopic base, a telescopic piece and a clutch structure, wherein the telescopic piece is movably arranged on the telescopic base, and the clutch structure is used for positioning the telescopic piece on the telescopic base or for driving the telescopic piece to reset after the relative telescopic base moves; when the clutch structure is in a closed state, the telescopic piece is positioned on the telescopic base so that the telescopic piece and the telescopic base move synchronously; the telescopic piece moves relative to the telescopic base when the clutch structure is in a disengaged state. The utility model can simultaneously lift up under the action of the clutch structure through the matching of the telescopic base and the telescopic piece; when the mobile height that rises, the external world carries on spacingly to flexible base, and the separation and reunion structure lets flexible base and extensible member can take place relative movement this moment to make the extensible member can drive camera device take place the upset, thereby realized only through a drive can let the effect of camera device earlier rising later the upset.

Description

Sectional type driven transmission structure

Technical Field

The utility model belongs to the technical field of the electronic equipment technique and specifically relates to indicate a sectional type driven transmission structure.

Background

At present, portable electronic devices such as learning machines, tablet computers, mobile phones and the like are generally provided with cameras for users to take pictures or make video. In order to improve convenience of photographing and image pickup and reduce influence of the camera on appearance, part of the cameras of the electronic equipment are hidden inside the electronic equipment, and are driven to ascend to protrude outside when needing to be used.

However, at present, for the driving of the camera, the lifting and the turning are usually performed by adopting different driving structures, which results in a complex structure; if the lifting and the turning are required to be driven by one structure, the camera can be driven to rise to a certain degree, and then other structures are triggered to turn over in the subsequent lifting process, namely, a structure for driving the lifting and the turning respectively is not available in the prior art.

Disclosure of Invention

The utility model discloses problem to prior art provides a sectional type driven transmission structure, can drive in order to realize the effect that the camera rises earlier the back overturns through a actuating mechanism.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a sectional type driven transmission structure, including flexible base, extensible member and separation and reunion structure, the extensible member activity set up in flexible base, separation and reunion structure is used for fixing a position extensible member on flexible base or is used for driving the extensible member after the relative flexible base removes to reset; when the clutch structure is in a closed state, the telescopic piece is positioned on the telescopic base so that the telescopic piece and the telescopic base move synchronously; the telescopic piece moves relative to the telescopic base when the clutch structure is in a disengaged state.

Furthermore, the extensible member is the driving rack, and flexible base has the guide slot, and the extensible member slides to hold and establishes in the guide slot, separation and reunion structure set up in flexible base with between the extensible member.

Further, separation and reunion structure is including installing the first magnetic part on flexible base, the extensible member disposes with first magnetic part complex second magnetic part, and at least one magnetic part is magnet, first magnetic part with second magnetic part attracts mutually.

Furthermore, one end of the telescopic base, which is far away from the bearing piece, is provided with a clutch groove, the width of the clutch groove is larger than that of the guide groove, and the first magnetic piece is arranged in the clutch groove.

Furthermore, the telescopic piece is provided with a limiting piece, the telescopic base is provided with a limiting groove, and the limiting piece is movably arranged in the limiting groove; the telescopic base is provided with a limiting shaft located in the limiting groove, the limiting part is provided with a stroke groove, the limiting shaft is movably arranged in the stroke groove, and inner end faces, far away from two ends, of the stroke groove are respectively used for blocking and abutting against the limiting shaft.

Furthermore, the number of the limit shaft and the stroke grooves is two, the two stroke grooves are arranged at the two ends of the telescopic piece respectively, and the limit shaft and the stroke grooves are in one-to-one correspondence and are used for preventing the two ends of the telescopic piece from being opposite to each other.

Further, the separation and reunion structure is the glass bead structure, the glass bead structure is used for being right at external limiting part the extensible member is right when spacing the extensible member lets the position so that the extensible member with can carry out relative motion between the extensible member.

Furthermore, the telescopic base is provided with a limiting structure, and the limiting structure is used for limiting the telescopic base in cooperation with an external limiting component.

Furthermore, separation and reunion structure includes the elastic component, the elastic component is used for carrying on when external spacing part is to flexible base is spacing along with the extensible component for flexible base removes and takes place deformation.

The utility model has the advantages that: the utility model can simultaneously lift up under the action of the clutch structure through the matching of the telescopic base and the telescopic piece; when the mobile height that rises, the external world carries on spacingly to flexible base, and the separation and reunion structure lets flexible base and extensible member can take place relative movement this moment to make the extensible member can drive camera device take place the upset, thereby realized only through a drive can let the effect of camera device earlier rising later the upset.

Drawings

Fig. 1 is a schematic diagram of the camera device of the present invention.

Fig. 2 is a schematic view of the telescopic base of the present invention.

Fig. 3 is a schematic view of the utility model with the retractable base hidden.

Fig. 4 is a sectional view of another embodiment of the clutch structure of the present invention.

Fig. 5 is a schematic view of another embodiment of the clutch structure of the present invention.

Reference numerals: 1-telescopic base, 2-telescopic part, 3-clutch structure, 4-limit structure, 5-transmission gear, 6-camera device, 7-rotating shaft, 11-guide slot, 12-clutch slot, 13-limit slot, 14-limit shaft, 15-extension part, 16-rotating slot, 21-limit part, 22-stroke slot, 31-first magnetic part, 32-second magnetic part, 33-glass ball screw, 34-matching hole, 35-elastic part, 36-guide pillar, 41-limit block, 51-center shaft, 52-non-circular part.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to fig. 3, the utility model provides a pair of sectional type driven transmission structure, including flexible base 1, extensible member 2 and separation and reunion structure 3, the activity of extensible member 2 set up in flexible base 1, separation and reunion structure 3 is used for restoring to the throne extensible member 2 after extensible member 2 location or being used for driving relative flexible base 1 to remove on flexible base 1.

In the use of sectional type driven transmission structure, external power spare (like driving motor, cylinder etc.) is used in extensible member 2, clutch structure 3 is in with extensible member 2 location when closing the attitude on flexible base 1 so that extensible member 2 and flexible base 1 synchronous motion, can drive flexible base 1 synchronous motion when power spare drive extensible member 2 removes this moment. After the telescopic part 2 moves to a preset stroke, an external limiting mechanism acts on the telescopic base 1, so that the telescopic base 1 is fixed and cannot move, the clutch structure 3 is in an off state along with the continuous movement of the power part driving the telescopic part 2, and the telescopic part 2 can move relative to the telescopic base 2, so that the purpose of sectional transmission is achieved.

Specifically, the telescopic base 1 and the telescopic member 2 can move relative to each other in a manner that the telescopic base 1 is limited when moving to a certain height by a conventional means, and the following manner can also be adopted: the utility model discloses a 1 lateral wall of flexible base can set up limit structure 4, and this limit structure 4 is including setting up in at least one stopper 41 of 1 lateral wall of flexible base for conflict in order to realize letting flexible base 1 not remove with the external world.

In this embodiment, an extension portion 15 is disposed at an end of the telescopic base 1 away from the driving mechanism, the extension portion 15 is provided with a rotation groove 16, and the rotation groove 16 is used for rotatably disposing the image pickup device 6.

In practical use, the extension 15 and the telescopic base 1 can form a structure of "7" or "T", and the rotation slot 16 is arranged at the top of the extension 15. The utility model is usually installed on the base plate (a plate of the shell) of the electronic equipment, the camera device 6 is installed in the rotating groove 16, and the telescopic piece 2 and the telescopic base 1 are simultaneously lifted up by the action of the driving mechanism until the camera device 6 is protruded out of the top of the shell; when the camera device 6 completely extends out of the shell, the limiting structure 4 is matched with the shell, the telescopic base 1 is limited to prevent the telescopic base 1 from continuously acting, and at the moment, along with the continuous action of the driving mechanism, the telescopic base 1 and the telescopic piece 2 can relatively move through the clutch structure 3, so that the telescopic piece 2 can drive the camera device 6 to rotate, and the effect that the camera device 6 can be driven by one driving mechanism to firstly ascend and then overturn is achieved; after the camera device 6 is used up, the driving mechanism acts in the reverse direction to drive the bearing piece to overturn to be coplanar with the telescopic base 1, then the clutch structure 3 acts to position the telescopic base 1 and the telescopic piece 2 together, and the telescopic piece 2 descends synchronously with the camera device 6 subsequently to reset.

In this embodiment, the telescopic member 2 is a transmission rack, the telescopic base 1 has a guide slot 11, the telescopic member 2 is slidably accommodated in the guide slot 11, the transmission rack is engaged with a transmission gear 5, and the transmission gear 5 is used for driving the camera device 6 arranged on the telescopic base 1 to rotate; clutch structure 3 set up in flexible base 1 with between the extensible member 2, clutch structure 3 is used for limit structure 4 is right flexible base 1 makes when spacing extensible member 2 is in slide in the guide slot 11 of flexible base 1.

In the ascending stage, the driving mechanism acts to drive the telescopic part 2 and the telescopic base 1 to ascend together, at the moment, the clutch structure 3 acts to position the telescopic base 1 and the telescopic part 2 together without relative movement, namely, the telescopic base 1 and the telescopic part 2 ascend simultaneously, and at the moment, the transmission gear 5 and the telescopic part 2 do not act relatively, so that the camera device 6 cannot overturn; after the telescopic part 2 moves to a certain distance, the telescopic base 1 can not move under the action of the limiting structure 4, at the moment, along with the continuous action of the driving mechanism, the telescopic part 2 and the telescopic base 1 can be relatively applied through the clutch structure 3, the telescopic part 2 can move relative to the telescopic base 1, the telescopic part 2 moving relative to the telescopic base 1 drives the transmission gear 5 to rotate, therefore, the camera device 6 connected with the transmission gear 5 rotates, and the overturning effect is achieved.

In the present embodiment, the transmission gear 5 is provided with a central shaft 51, and one end of the central shaft 51 is provided with a non-circular portion 52, and the non-circular portion 52 is used for being assembled in a non-circular hole of the external imaging device 6. In practical use, the camera device 6 should be connected with another rotating shaft 7 having a structure substantially the same as that of the central shaft 51, and the central shaft 51 and the rotating shaft 7 are respectively disposed at two sides of the camera device 6 and are both rotatably connected with the telescopic base 1 to ensure the stability of the rotation of the camera device 6.

Specifically, separation and reunion structure 3 is including installing first magnetic part 31 on flexible base 1, extensible member 2 disposes and first magnetic part 31 complex second magnetic part 32, and at least one magnetic part is magnet, first magnetic part 31 with second magnetic part 32 attracts mutually.

The second magnetic member 32 may be a magnet mounted on the telescopic member 2, a magnetic block made of a magnetic material, or the whole telescopic member 2 is made of a magnetic material capable of being attracted by the magnet; and the one end of the flexible base 1 far away from the bearing piece is provided with a clutch groove 12 with a width larger than that of the guide groove 11, and the first magnetic member 31 is inserted and installed in the clutch groove 12, so that the first magnetic member 31 does not need to be fixedly connected with the flexible base 1, and the first magnetic member 31 can not move into the guide groove 11 along with the flexible member 2 by means of the blocking and abutting of the side surface of the inner groove of the clutch groove 12 to the first magnetic member 31.

The telescopic base 1 and the telescopic member 2 are positioned together by the mutual attraction of the first magnetic member 31 and the second magnetic member 32, and both can move at the same time. After the limiting structure 4 stops and limits the extensible part 2, when the driving mechanism continues to act, the extensible part 2 is driven to continue to move, so that the first magnetic part 31 and the second magnetic part 32 are separated, the extensible part 2 continues to move to drive the transmission gear 5 to rotate, and the effect of controlling the bearing part to turn is achieved; after the camera device 6 is used, the driving mechanism drives the telescopic member 2 to reversely reset, so that the first magnetic member 31 and the second magnetic member 32 can be attracted each other while the camera device 6 is reset, the attraction force can assist the camera device 6 to reset more quickly, and the telescopic base 1 can descend together with the telescopic member 2. And in the in-service use, because first magnetic part 31 only has the distance of millimeter rank usually when separately with second magnetic part 32, consequently when extensible member 2 has reverse the reseing, first magnetic part 31 and second magnetic part 32 can in time the actuation reset in order to drive camera device 6, avoid camera device 6 upset in-process that resets to descend and lead to and install the utility model discloses a shell bumps.

Specifically, as shown in fig. 4, as another embodiment of the clutch structure 3, in practical use, the bead structure includes a bead spring screw 33 and at least one fitting hole 34, the bead spring screw 53 is installed on the inner side wall of the guide groove 11, and the fitting hole 34 is installed on one side of the expansion piece 2; during the lifting process, the glass bead screw 33 is inserted into the matching hole 34 to enable the telescopic base 1 and the telescopic piece 2 to be lifted simultaneously; when the telescopic base 3 is blocked by the limiting structure 6, the bead screw 33 slides out of the matching hole 34 along with the continuous rising of the telescopic piece 2, so that the telescopic piece 2 can move relative to the telescopic base 1, and the clutch effect is achieved.

Certainly, in order to limit the turning of the camera device 6, a matching hole 34 may be additionally provided, so that when the telescopic member 2 rises to a sufficient height, the bead screw 33 enters the matching hole 34 to be positioned, so as to prevent the telescopic member 2 from rising continuously; when the image pickup device 6 is stored, the telescopic member 2 is first lowered to switch the fitting hole 34 with the bead screw 33, and then the telescopic base 1 is lowered together with the telescopic member 2.

As shown in fig. 5, as another embodiment of the present invention, the clutch structure 3 includes an elastic member 35, and the elastic member 35 is configured to deform as the extensible member 2 moves relative to the extensible base 1 when an external limiting member limits the extensible base 1.

In practical use, the elastic member 35 is a spring and is disposed between the telescopic member 2 and the guide slot 11, that is, in the ascending stage, the telescopic base 1 and the telescopic member 2 ascend together, at this time, the elastic member is in a pre-compression state, until the telescopic base 1 is limited by the limiting structure 4, the elastic member 35 is compressed to allow the telescopic member 2 to move smoothly along with the relative movement between the telescopic member 2 and the telescopic base 1, so as to drive the camera device 6 to overturn, and the clutch effect is also achieved.

In order to ensure reliable deformation of the elastic element 35, a guide post 36 may be disposed in the guide groove 11, the elastic element 35 is sleeved outside the guide post 36, the guide post plays a role of a skeleton, and it is ensured that the elastic element 35 does not deviate from the image side, at this time, the extensible element 2 may be provided with a corresponding guide hole to cooperate with the guide post, when the extensible element 2 ascends relative to the extensible base 1, the guide post 36 may be inserted into the guide hole to yield, at this time, the elastic element 35 is compressed and changed due to the fact that the elastic element cannot enter the guide hole, and a clutch effect is achieved.

In this embodiment, the telescopic member 2 is provided with a limiting member 21, the telescopic base 1 is provided with a limiting groove 13, and the limiting member 21 is movably installed in the limiting groove 13; the telescopic base 1 is provided with a limiting shaft 14 located in the limiting groove 13, the limiting member 21 is provided with a stroke groove 22, the limiting shaft 14 is movably arranged in the stroke groove 22, and inner end faces of the stroke groove 22 away from two ends are respectively used for blocking and abutting against the limiting shaft 14.

In practical use, the limiting part 21 and the telescopic part 2 are integrally formed, that is, when the telescopic part 2 moves relative to the telescopic base 1, the limiting shaft 14 also moves in the stroke groove 22 until the limiting shaft 14 abuts against the side surface of the inner groove at one end of the stroke groove 22, and the telescopic part 2 can not move relative to the telescopic part 2 any more, so that the limiting effect on the rotation angle of the transmission gear 5 is achieved, and the camera cannot collide with the substrate or other parts due to too large rotation amplitude.

Specifically, the number of the limiting members 21 and the number of the limiting grooves 13 are two, the two limiting members 21 are respectively disposed at two ends of the extensible member 2, and the limiting members 21 and the limiting grooves 13 are disposed in one-to-one correspondence; all be equipped with stroke groove 22 in every locating part 21, be provided with spacing axle 14 in every spacing groove 13 respectively, spacing axle 14 corresponds the setting with stroke groove 22 for a moment for prevent that the both ends of extensible member are relative the tilting takes place for the flexible base.

In order to simplify the structure, the limiting member 21 near the first magnetic member 31 can be integrated with the second magnetic member 32, i.e. both are the same component.

In this embodiment, the limiting structure 4 includes at least one limiting block 41 disposed on the telescopic base 1, and the limiting block 41 is used for abutting against an external component to limit the telescopic base 1.

Can set up corresponding spacing part in the external shell promptly for contradict in order to realize stopping to flexible base 1 with stopper 41, thereby flexible base 1 can not rise in step when letting extensible member 2 follow-up rise, in order to realize letting the effect that flexible member 2 base 1 that stretches out and draws back relatively rises, realized the upset drive to camera device 6. Specifically, the two stoppers 41 are preferably provided, and the two stoppers 41 are respectively disposed on two sides of the extending portion.

The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.

Claims (9)

1. The utility model provides a sectional type driven transmission structure which characterized in that: the telescopic part is movably arranged on the telescopic base, and the clutch structure is used for positioning the telescopic part on the telescopic base or driving the telescopic part to reset after moving relative to the telescopic base; when the clutch structure is in a closed state, the telescopic piece is positioned on the telescopic base so that the telescopic piece and the telescopic base move synchronously; the telescopic piece moves relative to the telescopic base when the clutch structure is in a disengaged state.

2. The segmented driven transmission architecture of claim 1, wherein: the extensible member is transmission rack, and flexible base has the guide slot, and the extensible member slides to hold and establishes in the guide slot, separation and reunion structure set up in flexible base with between the extensible member.

3. The segmented driven transmission structure of claim 2, wherein: the separation and reunion structure is including installing the first magnetic part on flexible base, the extensible member dispose with first magnetic part complex second magnetic part, at least one magnetic part is magnet, first magnetic part with the second magnetic part is inhaled mutually.

4. The segmented driven transmission structure of claim 3, wherein: the end of the telescopic base far away from the bearing piece is provided with a clutch groove, the width of the clutch groove is larger than that of the guide groove, and the first magnetic piece is arranged in the clutch groove.

5. The segmented driven transmission architecture of claim 1, wherein: the telescopic piece is provided with a limiting piece, the telescopic base is provided with a limiting groove, and the limiting piece is movably arranged in the limiting groove; the telescopic base is provided with a limiting shaft located in the limiting groove, the limiting part is provided with a stroke groove, the limiting shaft is movably arranged in the stroke groove, and inner end faces, far away from two ends, of the stroke groove are respectively used for blocking and abutting against the limiting shaft.

6. The segmented driven transmission structure of claim 5, wherein: spacing axle and the quantity in stroke groove is two respectively, two stroke grooves set up respectively in the both ends of extensible member, spacing axle with stroke groove one-to-one sets up and is used for preventing the both ends of extensible member are relative flexible base takes place the perk.

7. The segmented driven transmission architecture of claim 1, wherein: the separation and reunion structure is the glass bead structure, the glass bead structure is used for right at external spacing part the extensible member carries on when spacing right the extensible member steps down so that the extensible member with relative motion can carry out between the extensible member.

8. The segmented drive transmission structure of claim 1, wherein: the telescopic base is provided with a limiting structure, and the limiting structure is used for being matched with an external limiting component to limit the telescopic base.

9. The segmented driven transmission architecture of claim 1, wherein: the clutch structure comprises an elastic piece, and the elastic piece is used for deforming along with the movement of the telescopic piece relative to the telescopic base when the telescopic base is limited by an external limiting component.

Images