CN210469430U

CN210469430U - Electric bracket

Info

Publication number: CN210469430U
Application number: CN201921924140.2U
Authority: CN
Inventors: 高吉全
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-09
Filing date: 2019-11-09
Publication date: 2020-05-05
Anticipated expiration: 2029-11-09

Abstract

The utility model discloses an electric support, including drain pan, housing, left centre gripping arm, right centre gripping arm and bottom sprag arm, drain pan and housing lock vacuole formation, cavity internally mounted has motor and drive mechanism of direct/indirect drive left centre gripping arm, right centre gripping arm, bottom sprag arm motion, still include the linkage subassembly, left centre gripping arm, right centre gripping arm and bottom sprag arm are connected with the linkage subassembly respectively, drive mechanism includes lead screw and reduction gear pair, the output shaft fixed connection of lead screw and motor, lead screw and reduction gear pair meshing, reduction gear pair's output gear meshes with the linkage subassembly meshing and moves in order to drive the linkage subassembly, the linkage subassembly includes left swing arm, right swing arm and impeller, the linkage subassembly drives left centre gripping arm, right centre gripping arm and bottom sprag arm open simultaneously or press from both sides tightly. The utility model discloses a bottom sprag arm and left and right centre gripping arm linkage cooperation of electric bracket press from both sides tight, be suitable for the cell-phone of multiple size, the effect of charging is better, and the difficult emergence of cell-phone drops.

Description

Electric bracket

Technical Field

The utility model relates to an electronic product accessory field especially relates to an electric bracket.

Background

At present, with the popularization of automobiles, the types of vehicle-mounted accessories are diversified, wherein mobile phone stands appearing for ensuring driving safety are widely used, and the mobile phone stands also appear in many types. The electric support is one of the electric supports, a mobile phone is clamped by a fixed bottom support arm and a moving left and right clamping arms, the bottom support arm is only simply supported and cannot be clamped, the electric support is poor in adaptability to mobile phones with different sizes, and the electric support is easy to fall off when jolting in the forming process.

Simultaneously, along with the development of wireless charging technique, the electric support that has wireless function of charging also by the wide application, present electric support's bottom support arm generally is fixed, behind the cell-phone of equidimension not placed, because the difference of height, lead to the wireless charging part of cell-phone can't align with electric support's wireless charging coil, influence the effect of charging.

Disclosure of Invention

The utility model provides a simple structure, bottom sprag arm and left and right centre gripping arm linkage cooperation press from both sides tight, be suitable for multiple size cell-phone, be difficult for dropping, long service life's electric bracket.

The utility model discloses a realize through following technical scheme:

an electric support comprises a bottom shell, a cover shell, a left clamping arm, a right clamping arm and a bottom supporting arm, wherein the bottom shell and the cover shell are buckled to form a cavity, a motor and a transmission mechanism which directly/indirectly drive the left clamping arm, the right clamping arm and the bottom supporting arm to move are arranged in the cavity, the electric support also comprises a linkage assembly, the left clamping arm, the right clamping arm and the bottom supporting arm are respectively connected with the linkage assembly, the transmission mechanism comprises a lead screw and a reduction gear pair, the lead screw is fixedly connected with an output shaft of the motor and is meshed with the reduction gear pair, an output gear of the reduction gear pair is meshed with the linkage assembly to drive the linkage assembly to move, the linkage assembly comprises a left swing arm, a right swing arm and a pushing piece, the linkage assembly drives the left clamping arm, the right clamping arm and the bottom supporting arm to be simultaneously opened or clamped, so that mobile phones of different sizes, a better charging effect is obtained.

As a further improvement, the utility model is equipped with first rack on the bottom sprag arm, is equipped with the second rack on the impeller, and first rack and second rack mesh respectively in the both sides that reduction gear pair output gear is relative, the both ends of left swing arm respectively with left centre gripping arm and impeller swing joint, the both ends of right swing arm respectively with right centre gripping arm and impeller swing joint. The motor drives the first rack and the second rack through the reduction gear pair to further drive the left and right clamping arms and the bottom supporting arm to move, and the first rack and the second rack are respectively meshed with two opposite sides of the output gear of the reduction gear pair, so that the moving directions of the first rack and the second rack are opposite, and the left and right clamping arms and the bottom supporting arm are opened or clamped simultaneously.

As a further improvement of the utility model, left swing arm includes first projection, first commentaries on classics hole and second projection, and right swing arm includes third projection, second commentaries on classics hole and fourth projection, and the casing is equipped with two fixed reference columns, and first commentaries on classics hole and second change the hole and rotate respectively with the reference column and cup joint, first projection and left centre gripping arm swing joint, third projection and right centre gripping arm swing joint, second projection and fourth projection and bottom sprag arm swing joint.

As the utility model discloses a further improvement, left swing arm is "<" shape, and first turning point is located turning portion, and first projection and second projection are located same one side of first turning point, and right swing arm is ">" shape, and the second is changeed the hole and is located turning portion, and third projection and fourth projection are located the second and change same one side of hole to centre gripping arm and bottom sprag arm are opened simultaneously or are pressed from both sides tightly simultaneously about realizing.

As a further improvement of the utility model, a horizontal sliding groove is arranged on the pushing element, the second convex column and the fourth convex column stretch into the horizontal sliding groove to move, and the second rack extends along the vertical direction.

As a further improvement, the pushing member and/or the bottom support arm are/is provided with a vertical guide groove, a corresponding guide post is arranged in the shell, the guide post respectively extends into the guide groove, and the pushing member and the bottom support arm move along the vertical direction without deviation.

As the utility model discloses a further improvement is equipped with first slant groove on the left centre gripping arm, is equipped with second slant groove on the right centre gripping arm, and first projection stretches into first slant groove, and the second slant groove is stretched into to the third projection, and the setting in slant groove can guarantee first projection/third projection when carrying out circular motion, can drive left centre gripping arm and realize the displacement of horizontal direction, and then presss from both sides tightly or opens.

As a further improvement, the utility model discloses a be equipped with "Y" shape upright rib/drain pan upper cover along left centre gripping arm on the drain pan, the slip direction of right centre gripping arm and bottom sprag arm is equipped with "Y" shape upright rib/drain pan upper cover along left centre gripping arm on mounting panel and the mounting panel, the slip direction of right centre gripping arm and bottom sprag arm is equipped with "Y" shape upright rib, left centre gripping arm is injectd to the rib, the slide of right centre gripping arm and bottom sprag arm, the slip direction of left centre gripping arm and the contained angle non-0 in first oblique groove, the slip direction of right centre gripping arm and the contained angle non-0 in second oblique groove, the setting of rib is in order to realize direction and spacing effect, prevent to take place the skew drunkenness. The electric support further comprises a wireless charging coil and a coil support, the wireless charging coil is installed on the coil support, the inner ends of the left clamping arm, the right clamping arm and the bottom supporting arm are located in a space between the coil support and the bottom shell/support plate, the wireless charging coil can achieve wireless charging of a mobile phone, and meanwhile the coil support can achieve fixing of a coil and limiting of internal parts.

As a further improvement, the electric support further comprises a wireless charging coil and a coil support, the wireless charging coil is installed on the coil support, and the inner of the left clamping arm, the right clamping arm and the bottom support arm is located in the space between the coil support and the bottom shell/support plate.

As a further improvement of the utility model, the electric support still includes frame and circuit board, and the frame encloses in drain pan and housing side junction, and the circuit board setting is inside the casing, and frame and/or bottom sprag arm are connected with electric capacity inductor touch-sensitive ware, and electric capacity inductor touch-sensitive ware corresponds the support clamping action induction point on the circuit board.

As the utility model discloses a further improvement is connected with the master switch on the circuit board, is equipped with the through-hole on the drain pan in order to expose the master switch, and the master switch can be closed the inside power of electric bracket completely, prevents to take place the mistake when not using and bumps or the maloperation.

Compared with the prior art, the beneficial effects of the utility model reside in that: the bottom support arm and the left and right clamping arms of the electric support are in linkage fit with each other to clamp, are suitable for mobile phones of various sizes, are good in charging effect, are not prone to falling of the mobile phones and are long in service life.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is an overall structure view of the electric stand according to the present invention;

FIG. 2 is a back structural view of the electric stand according to the present invention;

FIG. 3 is a disassembled structure view of the electric stand according to the embodiment of the present invention;

FIGS. 4-5 are views illustrating an internal assembly structure of the electric stand according to the embodiment of the present invention;

fig. 6 is a structural view of a transmission mechanism of an electric bracket according to an embodiment of the present invention;

fig. 7 is a bottom support arm assembly structure view of the electric stand according to the embodiment of the present invention;

FIG. 8 is a view showing a structure of a pushing member of the electric stand according to the embodiment of the present invention;

fig. 9 is a structural view of a supporting plate of the electric bracket according to the embodiment of the present invention;

fig. 10 is a circuit diagram of an electric stand according to an embodiment of the present invention.

Detailed Description

The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of them. All other embodiments obtained by a person skilled in the art without any inventive work based on the embodiments using the present invention belong to the protection scope of the present invention.

The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.

The utility model provides an electric support, including drain pan 1, housing 2, left centre gripping arm 3, right centre gripping arm 4 and bottom sprag arm 5, drain pan 1 and the 2 lock formation cavity of housing, cavity internally mounted has direct/indirect drive left centre gripping arm 3, right centre gripping arm 4, motor 6 and drive mechanism of bottom sprag arm 5 motion, still include the linkage subassembly, left centre gripping arm 2, right centre gripping arm 3 and bottom sprag arm 5 are connected with the linkage subassembly respectively, drive mechanism includes lead screw 10 and reduction gear pair 34, lead screw 10 and motor 6's output shaft fixed connection, lead screw 10 meshes with reduction gear pair 34, reduction gear pair 34's output gear 13 meshes with the linkage subassembly with the drive linkage subassembly motion, the linkage subassembly drives left centre gripping arm 3, right centre gripping arm 4 and bottom sprag arm 5 open simultaneously or press from both sides tightly.

In this embodiment, electric support still includes wireless charging coil and coil support 30, wireless charging coil installs on coil support 30, left centre gripping arm 3, the inner of right centre gripping arm 4 and bottom sprag arm 5 is located the space between coil support 30 and mounting panel 25, wireless charging coil can realize the wireless charging of cell-phone, coil support 30 can realize the fixed of coil and inside spare part's spacing simultaneously, left centre gripping arm 3, right centre gripping arm 4 and bottom sprag arm 5 open simultaneously or press from both sides tightly can make not unidimensional cell-phone can be better align with inside wireless charging coil, obtain better charging effect.

Electric bracket still includes frame 27 and circuit board, frame 27 encloses in

drain pan

1 and 2 side junctions of housing, the circuit board sets up inside the casing, frame 27 and/or bottom sprag arm 5 are connected with the inductor, the inductor is connected for electric capacity inductor or touch-sensitive ware, electric capacity touch-sensitive ware corresponds the support on the circuit board and presss from both sides tight action induction point, after the support was put into to the cell-phone or touch frame 27 or touch bottom sprag arm 5, frame 27/bottom sprag arm 5 transmits sensing signal to the circuit board, further drive support presss from both sides tightly, frame 27/bottom sprag arm 5 only corresponds with support presss from both sides tight action induction point, prevent mistake contact frame 27/bottom sprag arm 5 and make the support open when operating the cell-phone, it drops to take place the cell-phone.

Be connected with master switch 28 on the circuit board, be equipped with through-hole 29 on drain pan 2 in order to expose master switch 28, master switch 28 can be closed the inside power of electric support completely, prevent to take place the mistake when not using and bump or the maloperation, for example when manufacturing completion is dispatched from the factory, in order to prevent to produce the mistake in the transportation and bump, close master switch 28, the inside inductor of support is all closed, when the user uses, open master switch 28 earlier, inside each inductor and power intercommunication, can normal use.

The linkage assembly comprises a left swing arm 7, a right swing arm 8 and a pushing part 9, a first rack 11 is arranged on the bottom supporting arm 5, a second rack 12 is arranged on the pushing part 9, the first rack 11 and the second rack 12 are respectively meshed with two opposite sides of an output gear 13 of the reduction gear pair 34, two ends of the left swing arm 7 are respectively movably connected with the left clamping arm 3 and the pushing part 9, and two ends of the right swing arm 8 are respectively movably connected with the right clamping arm 4 and the pushing part 9. The motor 6 drives the first rack 11 and the second rack 12 through the reduction gear pair to further drive the left and right clamping arms and the bottom supporting arm 5 to move, and the first rack 11 and the second rack 12 are respectively meshed with two opposite sides of the output gear 13 of the reduction gear pair 34, so that the moving directions of the first rack 11 and the second rack 12 are opposite, and the left and right clamping arms and the bottom supporting arm 5 are opened or clamped simultaneously.

Left swing arm 7 includes first projection 14, first commentaries on classics hole and second projection 16, right swing arm 8 includes third projection 17, second commentaries on classics hole and fourth projection 19, be equipped with two fixed reference columns 20 in the casing, in this embodiment, the reference column is fixed to be set up on the mounting panel, first commentaries on classics hole and second commentaries on classics hole rotate respectively with reference column 20 and cup joint, first projection 14 and left centre gripping arm 3 swing joint, third projection 17 and right centre gripping arm 4 swing joint, second projection 16 and fourth projection 19 and bottom support arm 5 swing joint, left swing arm 7 and right swing arm 8 rotate round reference column 20 respectively.

The left swing arm 7 is in a shape of < ">, the first rotating hole is formed in the turning part, the first convex column 14 and the second convex column 16 are located on the right side of the first rotating hole, the right swing arm 8 is in a shape of < >, the second rotating hole is formed in the turning part, and the third convex column 17 and the fourth convex column 19 are located on the left side of the second rotating hole, so that the left clamping arm, the right clamping arm and the bottom supporting arm 5 are opened or clamped simultaneously.

The pushing piece 9 is provided with a horizontal sliding groove 21, the second convex column 16 and the fourth convex column 19 extend into the horizontal sliding groove 21 to move, the second rack 12 extends along the vertical direction, and the number of the horizontal sliding grooves 21 can be one or two.

Vertical guide grooves 22 are formed in the pushing piece 9 and the bottom supporting arm 5, corresponding guide columns 23 are arranged in the shell, and the guide columns 23 extend into the guide grooves 22 respectively, so that the pushing piece 9 and the bottom supporting arm 5 move along the vertical direction and cannot deviate.

Be equipped with first slant groove 24 on the left centre gripping arm 3, be equipped with second slant groove 25 on the right centre gripping arm 4, first projection 14 stretches into first slant groove 24, and third projection 17 stretches into second slant groove 25, and the setting in slant groove can guarantee that first projection 14/third projection 17 can drive left/right centre gripping arm and realize the displacement of horizontal direction when carrying out the circular motion, and then presss from both sides tightly or opens.

The upper cover of the bottom shell 1 is provided with a support plate 25, a Y-shaped vertical rib 26 is arranged on the support plate 25 along the sliding direction of the left clamping arm 3, the right clamping arm 4 and the bottom support arm 5, the rib 26 limits the sliding ways of the left clamping arm 3, the right clamping arm 4 and the bottom support arm 5, the included angle between the sliding direction of the left clamping arm 3 and the first inclined groove 24 is not 0, the included angle between the sliding direction of the right clamping arm 4 and the second inclined groove 25 is not 0, and the rib 26 is arranged to realize the guiding and limiting effects and prevent the offset and play.

The reduction gear pair comprises a first reduction gear set 31, a second reduction gear set 32 and a third reduction gear set 33, each reduction gear set comprises a large gear and a small gear which are coaxially fixed, the large gear of the first reduction gear 31 is meshed with the screw rod, the small gear of the first reduction gear 31 is meshed with the large gear of the second reduction gear 32, the small gear of the second reduction gear 32 is meshed with the large gear of the third reduction gear 33, and the small gear of the third reduction gear 33 is an output gear 13.

The left clamping arm 3 and the right clamping arm 4 are provided with runway chutes in the same sliding direction as the left clamping arm and the right clamping arm, the support plate 25 is provided with corresponding upright posts, and the upright posts extend into the runway chutes, so that the guide function is achieved, and the sliding range of the upright posts is limited.

The use process of the electric bracket in the embodiment is as follows: touch support touch inductor behind one's back, touch inductor send signal opens the support, circuit board control motor rotates promptly, it is left to drive, right side centre gripping arm and bottom sprag arm all outwards open, the back is put into to the cell-phone, the inductor senses the change of capacitance signal or gives the touch and closes the signal, circuit board control motor reversal, it is left to drive, right side centre gripping arm and bottom sprag arm are all inwards pressed from both sides tightly, form the stable centre gripping of three direction, a left side, right side centre gripping arm and bottom sprag arm are proportional opens and receive simultaneously, adapt to not equidimension cell-phone, make its better charge with the cooperation of wireless charging coil.

In other embodiments, the bottom shell 2 is provided with "Y" shaped vertical ribs along the sliding direction of the left and right gripping

arms

3, 4 and the bottom support arm 5.

In other embodiments, the support plate can be eliminated, and the ribs and other structures are directly arranged on the bottom shell.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; these modifications and substitutions do not depart from the essence of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides an electric support, includes drain pan, housing, left centre gripping arm, right centre gripping arm and bottom sprag arm, drain pan and housing lock vacuole formation, cavity internally mounted has motor and drive mechanism, its characterized in that of the motion of direct/indirect drive left centre gripping arm, right centre gripping arm, bottom sprag arm: the automatic clamping device is characterized by further comprising a linkage assembly, the left clamping arm, the right clamping arm and the bottom supporting arm are respectively connected with the linkage assembly, the transmission mechanism comprises a lead screw and a reduction gear pair, the lead screw is fixedly connected with an output shaft of the motor and meshed with the reduction gear pair, the linkage assembly comprises a left swing arm, a right swing arm and a pushing piece, an output gear of the reduction gear pair is meshed with the linkage assembly to drive the linkage assembly to move, and the linkage assembly drives the left clamping arm, the right clamping arm and the bottom supporting arm to be opened or clamped simultaneously.

2. The motorized mount of claim 1, wherein: the bottom supporting arm is provided with a first rack, the pushing part is provided with a second rack, the first rack and the second rack are respectively meshed with two opposite sides of the output gear of the reduction gear pair, two ends of the left swing arm are respectively movably connected with the left clamping arm and the pushing part, and two ends of the right swing arm are respectively movably connected with the right clamping arm and the pushing part.

3. The motorized mount of claim 2, wherein: the left swing arm comprises a first convex column, a first rotating hole and a second convex column, the right swing arm comprises a third convex column, a second rotating hole and a fourth convex column, the shell is provided with two fixed positioning columns, the first rotating hole and the second rotating hole are respectively connected with the positioning columns in a rotating and sleeving mode, the first convex column is movably connected with the left clamping arm, the third convex column is movably connected with the right clamping arm, and the second convex column and the fourth convex column are movably connected with the bottom supporting arm.

4. The motorized support of claim 3, wherein: the left swing arm is in a shape of 'and the first rotating hole is positioned at the turning part, the first convex column and the second convex column are positioned at the same side of the first rotating hole, the right swing arm is in a shape of' and the second rotating hole is positioned at the turning part, and the third convex column and the fourth convex column are positioned at the same side of the second rotating hole.

5. The motorized support of claim 3 or 4, wherein: the pushing piece is provided with a horizontal sliding groove, the second convex column and the fourth convex column stretch into the horizontal sliding groove to move, and the second rack extends in the vertical direction.

6. The motorized mount of claim 5, wherein: the left clamping arm is provided with a first oblique groove, the right clamping arm is provided with a second oblique groove, the first convex column extends into the first oblique groove, and the third convex column extends into the second oblique groove.

7. The motorized support of claim 6, wherein: the slide way of left centre gripping arm, right centre gripping arm and bottom sprag arm is injectd to the bone rib, the slide of left centre gripping arm, right centre gripping arm and bottom sprag arm all is equipped with vertical guiding groove on impeller and/or the bottom sprag arm, be equipped with corresponding guide post in the casing, the guide post stretches into the guiding groove respectively in the guiding groove, the slip direction of left centre gripping arm is non-0 with the contained angle in first slant groove, the slip direction of right centre gripping arm is non-0 with the contained angle in second slant groove.

8. The motorized mount of claim 7, wherein: the wireless charging coil is installed on the coil support, and the inner ends of the left clamping arm, the right clamping arm and the bottom supporting arm are located in a space between the coil support and the bottom shell/support plate.

9. The motorized support of any one of claims 1-4 and 6-8, wherein: the circuit board is arranged inside the shell, the frame and/or the bottom supporting arm are connected with the capacitance sensor/touch sensor, and the capacitance sensor/touch sensor is connected with a support clamping action induction point on the corresponding circuit board.

10. The motorized mount of claim 5, wherein: the circuit board is arranged inside the shell, the frame and/or the bottom supporting arm are connected with the capacitance sensor/touch sensor, and the capacitance sensor/touch sensor is connected with a support clamping action induction point on the corresponding circuit board.

11. The motorized mount of claim 10, wherein: the circuit board is connected with a main switch, and the bottom shell is provided with a through hole to expose the main switch.