CN207869177U - A kind of driving mechanism and handset bracket for handset bracket - Google Patents

Abstract

The utility model discloses a kind of driving mechanisms for handset bracket, handset bracket includes pedestal and shell, driving mechanism includes main shaft and cylindrical part, the lower end of main shaft is connected to pedestal, the upper end of main shaft is arranged with axle sleeve, the top of axle sleeve is fixed with driving wheel, axle sleeve and cylindrical part are respectively positioned in shell, axle sleeve is connect with housing into rotation, cylindrical part is fixedly connected with the casing, cylindrical part is surrounded on axle sleeve and the two is rotatablely connected, the side wall of main shaft is opened up there are two inclined notch, two notches are symmetrically set in the both sides of main shaft, and the inclined direction of two notches is identical, the inner wall of axle sleeve is embedded there are two the first ball, first ball is set in notch, the side wall of main shaft offers at least one vertical slots, the inner wall of cylindrical part is embedded with the second ball, second ball is set in vertical slots.It is good, good and other effects convenient for force, stability that the utility model can obtain one-handed performance, aesthetics.

Description

A kind of driving mechanism and handset bracket for handset bracket

Technical field

The utility model is related to mobile phone support equipment more particularly to a kind of driving mechanisms for handset bracket.

Background technology

Handset bracket is disposed on the equipment of desktop, automobile center console etc., for supporting and being clamped mobile phone, the prior art In, two clamping jaws at the top of handset bracket usually rely on spring and realize that resilient clamp function, some handset brackets can utilize straight-tooth The modes such as item, knob, handle, lever drive two clamping jaws to be located remotely from each other or close to each other, although these driving mechanisms can be right Clamping jaw exerts a force, it is not necessary to the stress of manual override spring, but must both hands cooperation could operate, i.e. proficiency adept machine proficiency operation Driving mechanism can not achieve one-handed performance, it is difficult to meet ease for use requirement of the user to handset bracket, meanwhile, above-mentioned driving machine The force parts such as handle, the lever of structure are exposed, influence the aesthetics of handset bracket, in addition, when mobile phone is held on handset bracket Afterwards, because the distance between mobile phone and pedestal are narrow, user is caused to be difficult to stretch out one's hand the components such as gripping handle, lever, be not easy to driving Motivation structure exerts a force, and the stability of driving structure is insufficient, and user experience is poor.

Utility model content

The technical problem to be solved by the present invention is to, in view of the deficiencies of the prior art, provide it is a kind of can one-handed performance, Aesthetics is good, convenient for the good driving mechanism for handset bracket of force, stability.

In order to solve the above technical problems, the utility model adopts the following technical solution.

A kind of driving mechanism for handset bracket, the handset bracket include pedestal and shell, the driving mechanism Include main shaft and cylindrical part, the lower end of the main shaft is connected to pedestal, and the upper end of the main shaft is arranged with axle sleeve, the axle sleeve Top be fixed with driving wheel, the axle sleeve and cylindrical part are respectively positioned in the shell, and the axle sleeve and the housing into rotation connect It connects, the cylindrical part is fixedly connected with the shell, and the cylindrical part is surrounded on the axle sleeve and the two is rotatablely connected, the master The side wall of axis is opened up there are two inclined notch, and two notches are symmetrically set in the both sides of main shaft, and the inclined direction of two notches Identical, the inner wall of the axle sleeve is embedded there are two the first ball, and first ball is aligned one by one with the notch, and described first Ball is set in the notch, and the side wall of the main shaft offers at least one vertical slots, and the inner wall of the cylindrical part is embedded with Second ball, second ball are set in the vertical slots, and when pressing the shell, first ball is slided along the notch Dynamic, second ball is slided along the vertical slots, and the axle sleeve is rotated relative to main shaft, to enable the driving wheel outputting torsion.

Preferably, the side wall of the main shaft is opened up there are two vertical slots, and the inner wall of the cylindrical part is embedded that there are two second Ball, second ball are aligned one by one with the vertical slots.

Preferably, the lateral wall of the axle sleeve offers annular groove, and the madial wall of the cylindrical part is embedded with multiple Three balls, the third ball are arranged in the annular groove.

Preferably, the lateral wall of the cylindrical part is formed with connector, and the connector is fixed on shell by screw It is interior.

Preferably, the middle of the driving wheel offers through-hole, and the through-hole is aligned with the upper end of the main shaft.

A kind of handset bracket comprising there are pedestal, shell and above-mentioned driving mechanism, the shell to be equipped with clamping device, The clamping device includes there are two the clamping jaw being oppositely arranged, and the clamping jaw is slidably connected with the shell, the driving mechanism For driving two clamping jaws close to each other or being located remotely from each other, to enable two clamping jaws clamp or release mobile phone.

Preferably, the clamping jaw be include horizontal mounting arm and vertical support arm " L " clevis pawl, two equal positions of horizontal mounting arm In in the shell, the end of two horizontal mounting arms is oppositely arranged, and is connected with tension spring between two horizontal mounting arms, by described Pulling force that tension spring applies and enable two clamping jaws close to each other, gear is equipped in the shell, the end of the horizontal mounting arm is formed There are spur rack, the spur rack to extend along the length direction of horizontal mounting arm, two spur racks are divided into the both sides of gear, and two Spur rack is meshed with the gear, and the driving mechanism is used to apply torsion, the strength of gear rotation to the gear And two horizontal mounting arms is driven to slide in and out, to enable two clamping jaws be located remotely from each other.

Preferably, the clamping jaw be include horizontal mounting arm and vertical support arm " L " clevis pawl, two equal positions of horizontal mounting arm In in the shell, the end of two horizontal mounting arms is oppositely arranged, and is connected with tension spring between two horizontal mounting arms, by described The pulling force of tension spring and enable two clamping jaws close to each other, driving wheel is equipped in the shell, the edge of the driving wheel is formed with Two journal stirrups outwardly protruded, two journal stirrups are symmetrically set in the both sides of driving wheel, and the journal stirrup inclines along the circumferential direction of the driving wheel Tiltedly, and the inclined direction of two journal stirrups is identical, and the journal stirrup is corresponded with the horizontal mounting arm, and the outside portion of the journal stirrup It keeps out in the end of horizontal mounting arm, enables the driving wheel rotate by applying torsion to the driving wheel, the journal stirrup is to level Support arm applies thrust and two clamping jaws is enabled to be located remotely from each other.

Preferably, the lower end of the main shaft is connected with sphere, and round hole, the sphere card are offered at the top of the pedestal In pedestal, and the upper end of the sphere passes through the round hole.

Preferably, the pedestal is sloped footing, and the bottom of the pedestal is fixed with bottom plate, the middle of the bottom plate to It protrudes above and is formed with supporting part, the top of the supporting part offers recess, and the lower end of the sphere is located in the recess.

In the above-mentioned driving mechanism for handset bracket, when user by mobile phone as shell top when, pass through press hand Machine and shell can apply pressure to driving mechanism, which is conducted by shell to axle sleeve, because main shaft and axle sleeve pass through first Ball engages with the notch, and axle sleeve and shell are in rotation connection relationship, so can be to downslide when axle sleeve bears pressure It is dynamic, while axle sleeve rotates together with the driving wheel on its top so that driving wheel can outside outputting torsion, which can load on The clamping device of handset bracket, and drive the clamping jaw of clamping device to slide by transmission mechanisms such as rack, cams, because of shell During up and down, therefore the rotation direction of driving wheel is on the contrary, can apply clamping jaw close to each other or be located remotely from each other Driving force.Meanwhile under the mating reaction of the second ball and the vertical slots so that during axle sleeve rotates, cylindrical part is only It can vertically slide, not only reduce the stress that cylindrical part and shell are born, it is ensured that the stability in lifting process And reliability, it is based on above-mentioned characteristic so that the driving mechanism can apply pressure while placing mobile phone, effectively realize list Hand operation improves structural stability, while without components such as peripheral hardware handle, levers so that and the aesthetics of handset bracket is more preferable, And then meet the market demand.

Description of the drawings

Fig. 1 is that the stereogram after mobile phone is clamped in handset bracket in first embodiment.

Fig. 2 is the side view of handset bracket in first embodiment.

Fig. 3 is the exploded view of handset bracket in first embodiment.

Fig. 4 is the structure chart one of clamping device in first embodiment.

Fig. 5 is the structure chart two of clamping device in first embodiment.

Fig. 6 is the structure chart of clamping jaw and driving wheel in first embodiment.

Fig. 7 is the side view one of driving mechanism in first embodiment.

Fig. 8 is the side view two of driving mechanism in first embodiment.

Fig. 9 is the sectional view of driving mechanism in first embodiment.

Figure 10 is the structure chart of cylindrical part in first embodiment.

Figure 11 is the partial sectional view one of handset bracket in first embodiment.

Figure 12 is the partial sectional view two of handset bracket in first embodiment.

Figure 13 is the exploded view of handset bracket in second embodiment.

Figure 14 is the structure chart one of clamping device in second embodiment.

Figure 15 is the structure chart two of clamping device in second embodiment.

Figure 16 is the structure chart of clamping jaw and driving wheel in second embodiment.

Specific implementation mode

The utility model is described in more detail with reference to the accompanying drawings and examples.

Embodiment one

The present embodiment proposes a kind of driving mechanism for handset bracket, in conjunction with shown in Fig. 1 to Figure 12, the mobile phone branch Frame includes pedestal 1 and shell 2, and the driving mechanism includes main shaft 400 and cylindrical part 402, and the lower end of the main shaft 400 connects It is connected to pedestal 1, the upper end of the main shaft 400 is arranged with axle sleeve 401, and the top of the axle sleeve 401 is fixed with driving wheel 21, described Axle sleeve 401 and cylindrical part 402 are respectively positioned in the shell 2, and the axle sleeve 401 is rotatablely connected with the shell 2, the cylindrical part 402 are fixedly connected with the shell 2, and the cylindrical part 402 is surrounded on the axle sleeve 401 and the two is rotatablely connected, the main shaft 400 side wall is opened up there are two inclined notch 404, and two notches 404 are symmetrically set in the both sides of main shaft 400, and two notches 404 inclined direction is identical, and the inner wall of the axle sleeve 401 is embedded that there are two the first ball 403, first ball 403 and institutes Notch 404 is stated to be aligned one by one, first ball 403 is set in the notch 404, the side wall of the main shaft 400 offer to The inner wall of few vertical slots 408, the cylindrical part 402 is embedded with the second ball 409, and second ball 409 is set to described In vertical slots 408, when pressing the shell 2, first ball 403 is slided along the notch 404, second ball 409 It is slided along the vertical slots 408, the axle sleeve 401 is rotated relative to main shaft 400, to enable 21 outputting torsion of the driving wheel.

In above-mentioned driving mechanism, when user by mobile phone as shell 2 top when, can by pressing mobile phone 100 and shell 2 To apply pressure to driving mechanism, which is conducted by shell 2 to axle sleeve 401, because main shaft 400 and axle sleeve 401 pass through first Ball 403 engages with the notch 404, and axle sleeve 401 and shell 2 are in rotation connection relationship, so when axle sleeve 401 bears to press Meeting slide downward when power, while axle sleeve 401 and the driving wheel 21 on its top rotate together so that driving wheel 21 can export outward Torsion, which can load on the clamping device of handset bracket, and drive clamping device by transmission mechanisms such as rack, cams Clamping jaw slides, and during 2 up and down of shell, therefore the rotation direction of driving wheel 21 is on the contrary, can apply clamping jaw Add driving force that is close to each other or being located remotely from each other.Meanwhile under mating reaction of second ball 409 with the vertical slots 408, making During obtaining the rotation of axle sleeve 401, cylindrical part 402 can only be slided vertically, and cylindrical part 402 and shell 2 are not only reduced The stress born, it is ensured that stability and reliability in lifting process are based on above-mentioned characteristic so that the driving mechanism putting Pressure can be applied while setting mobile phone, one-handed performance is effectively realized, improve structural stability, while being not necessarily to peripheral hardware hand The components such as handle, lever so that the aesthetics of handset bracket is more preferable, and then meets the market demand.

In the present embodiment, the side wall of the main shaft 400 is opened up there are two vertical slots 408, and the inner wall of the cylindrical part 402 is embedding If there are two the second ball 409, second ball 409 is aligned one by one with the vertical slots 408.

Further, the lateral wall of the axle sleeve 401 offers annular groove 405, and the madial wall of the cylindrical part 402 is embedding Equipped with multiple third balls 406, the third ball 406 is arranged in the annular groove 405.Above-mentioned third ball 406 with One effect of annular groove 405 is to improve the turning power of axle sleeve 401, another effect is that axle sleeve 401 is limited to tubular In portion 402, and then ensure the structural stability of driving mechanism.

Cylindrical part 402 in the present embodiment is fixed in shell 2, and specific way is the lateral wall shape of the cylindrical part 402 It is fixed in shell 2 by screw at having connector 407, the connector 407.

The middle of the driving wheel 21 offers through-hole 211 as a preferred method, the through-hole 211 with it is described The upper end of main shaft 400 is aligned.

In practical application, the clamping device of handset bracket is usually provided with tension spring, and when pressing shell 2, driving mechanism can Overcome the pulling force of tension spring, but need always to exert a force to shell 2, could keep clamping jaw opening, in order to can be into after pressing shell 2 Enter self-locking state, the method that the present embodiment uses is：The shell 2 is in bowl-shape, and the top open part of the shell 2 is covered with Lid 3, the bottom of the upper cover 3 are formed with the strut 300 extended downwardly, and the both sides of the strut 300 are respectively formed with hook portion 301, the upper end of the main shaft 400 is fixed with self-locking buckle 41, and the self-locking buckle 41 is aligned with the strut 300, presses institute It drives upper cover 3 and strut 300 to move down when stating shell 2, until the strut 300 presses self-locking buckle 41, utilizes the self-locking card Button 41 locks the hook portion 301, and when pressing the shell 2 again, the strut 300 exerts a force to self-locking buckle 41 again, It is unlocked with enabling the self-locking buckle 41 pairs of hook portions 301.

In above structure, under mating reaction of the self-locking buckle 41 with hook portion 301, the feeding of driving mechanism can be lockked State facilitates and picks and places mobile phone operation.Above-mentioned self-locking buckle 41 is the component with self-locking, snap-in function common in the market, Belong to standard component, and is easy to purchase.

The present embodiment can be applied to a kind of handset bracket, and the handset bracket includes pedestal 1, shell 2 and above-mentioned driving Mechanism, the shell 2 are equipped with clamping device, and the clamping device includes that there are two the clamping jaw 20 being oppositely arranged, the clamping jaws 20 are slidably connected with the shell 2, and the driving mechanism is for driving two clamping jaws 20 close to each other or being located remotely from each other, to enable two A clamping jaw 20 clamps or releases mobile phone 100.

Further, the clamping jaw 20 is " L " the clevis pawl for including horizontal mounting arm 200 and vertical support arm 201, two water Flat support arm 200 is respectively positioned in the shell 2, and the end of two horizontal mounting arms 200 is oppositely arranged, and two horizontal mounting arms 200 it Between be connected with tension spring 202, by the tension spring 202 apply pulling force and enable two clamping jaws 20 close to each other, set in the shell 2 There are gear 21, the end of the horizontal mounting arm 200 to be formed with spur rack 210, length of the spur rack 210 along horizontal mounting arm 200 It spends direction to extend, two spur racks 210 are divided into the both sides of gear 21, and two spur racks 210 are nibbled with 21 phase of the gear It closes, the driving mechanism is used to apply torsion to the gear 21, and 21 stress of the gear rotates and drives two horizontal mounting arms 200 slide in and out, to enable two clamping jaws 20 be located remotely from each other.

Wherein, the horizontal mounting arm 200 of clamping jaw 20 is located in the shell 2, and two horizontal mounting arms 200 opposite can slide, Two clamping jaws 20 are made to be maintained at clamp position by the pulling force of tension spring 202, when user places mobile phone, using driving mechanism Torsion is applied to gear 21 so that gear 21 rotates, because the end of horizontal mounting arm 200 is equipped with spur rack 210, and two spur racks 210 are meshed with the gear 21 so that gear 21 can drive two spur racks 210 to be located remotely from each other when rotating, and then drive Two horizontal mounting arms 200 are located remotely from each other, and two clamping jaws 20 are in open configuration, in order to place mobile phone, can lay down to tooth later The torsion of wheel 21, so that two clamping jaws 20 are close to each other and clamp mobile phone 100 by the pulling force of tension spring 202 at this time, wherein uses In gear 21 rotate driving mechanism can be Knob mechanisms, screw mechanism, lever and the matched mechanism of gear etc..It is based on Above structure, the utility model only need to apply torsion to gear 21 can drive clamping jaw 20 to open, meanwhile, wheel and rack phase The transmission capacity matched is stronger, can stablize, reliably convert torsion to thrust.In addition, compared to existing mobile phone support device and Speech, the present embodiment can arrange in pairs or groups a plurality of types of driving mechanisms, to facilitate secondary development, while by the clamping device, It facilitates user and picks and places mobile phone, be not only easy to operate, and time saving and energy saving, substantially increase user experience.

In the present embodiment, the shell 2 is in bowl-shape, and the top open part of the shell 2 is covered with upper cover 3.

As a preferred method, in order to realize wireless charging while mobile phone is clamped, fixed in the shell 2 wired Road plate 30 and wireless charging module 31, the wireless charging module 31 is between wiring board 30 and upper cover 3, on the shell 2 It is equipped with socket 32, the socket 32 and wireless charging module 31 are electrically connected in wiring board 30, and the socket 32 accesses Electric signal transmission to wiring board 30, and from the wiring board 30 control top radiation electric of the wireless charging module 31 to upper cover 3 Magnetic signal.

In the present embodiment, in order to indicate charged state, the wiring board 30 is equipped with LED light, embedding in the upper cover 3 Equipped with transparent ring 33.

About the relationship that is slidably connected between horizontal mounting arm 200 and shell 2, in the present embodiment, it is fixed in the shell 2 Two parallel arrangement of sliding rails 206, the sliding rail 206 is corresponded with the spur rack 210, and the sliding rail 206 is located at institute The outside of spur rack 210 is stated, the side of the spur rack 210 is formed with cricoid sliding sleeve 207, and the sliding rail 206 passes through described Sliding sleeve 207 and the two is slidably connected.

In order to connect tension spring 202 between two horizontal mounting arms 200, in the present embodiment, the horizontal mounting arm 200 is equipped with Hook 203, the tension spring 202 is connected between the hook 203 of two horizontal mounting arms 200.Further, the tension spring 202 Quantity is 2, and the tension spring 202 is located at the top of gear 21.

In the present embodiment, the inside of the vertical support arm 201 is fixed with rubber cushion 204.The rubber cushion 204 can protect mobile phone 100 from rubbing, damaging.

Embodiment two

The present embodiment proposes a kind of handset bracket, in conjunction with shown in Figure 13 to Figure 16, the handset bracket include pedestal 1, Shell 2 and driving mechanism, the shell 2 are equipped with clamping device, and the clamping device includes that there are two the clamping jaws being oppositely arranged 20, the clamping jaw 20 is slidably connected with the shell 2, and the driving mechanism is for driving two clamping jaws 20 close to each other or mutual It is separate, to enable two clamping jaws 20 clamp or release mobile phone 100.

The clamping jaw 20 is " L " the clevis pawl for including horizontal mounting arm 200 and vertical support arm 201, two horizontal mounting arms 200 It is respectively positioned in the shell 2, the end of two horizontal mounting arms 200 is oppositely arranged, and is connected with drawing between two horizontal mounting arms 200 Spring 202 enables two clamping jaws 20 close to each other by the pulling force of the tension spring 202, and driving wheel 21, institute are equipped in the shell 2 The edge for stating driving wheel 21 is formed there are two the journal stirrup 210 outwardly protruded, and two journal stirrups 210 are symmetrically set in the two of driving wheel 21 Side, the journal stirrup 210 is along the peripheral, oblique of the driving wheel 21, and the inclined direction of two journal stirrups 210 is identical, the journal stirrup 210 correspond with the horizontal mounting arm 200, and the outside portion of the journal stirrup 210 is kept out in the end of horizontal mounting arm 200, is led to Cross to the driving wheel 21 apply torsion and enable the driving wheel 21 rotate, the journal stirrup 210 to horizontal mounting arm 200 apply thrust and Two clamping jaws 20 are enabled to be located remotely from each other.

In above-mentioned clamping device, the horizontal mounting arm 200 of clamping jaw 20 is located in the shell 2, and two 200 energy of horizontal mounting arm Opposite sliding, makes two clamping jaws 20 be maintained at clamp position by the pulling force of tension spring 202, can profit when user places mobile phone Torsion is applied to driving wheel 21 with corresponding driving mechanism so that driving wheel 21 rotates, and the journal stirrups 210 of 21 both sides of driving wheel is to water Flat support arm 200 applies thrust, and two 20 stress of clamping jaw are located remotely from each other, and in order to place mobile phone, can be laid down later to driving wheel 21 Torsion, by the elastic force of tension spring 202 two clamping jaws 20 are clamped mobile phone 100 at this time, wherein for driving wheel 21 rotate Driving mechanism can be Knob mechanisms, screw mechanism, lever and the matched mechanism of gear etc..Based on above structure, originally Embodiment only need to apply torsion to driving wheel 21 can drive clamping jaw 20 to slide, for comparing existing handset bracket, this implementation Example can arrange in pairs or groups a plurality of types of driving mechanisms, to facilitate secondary development, while by the clamping device, facilitate user Mobile phone is picked and placeed, is not only easy to operate, and time saving and energy saving, substantially increases user experience.

In order to reduce the frictional force between journal stirrup 210 and horizontal mounting arm 200, the outside portion of the journal stirrup 210 is in arcuation.

Further, in order to improve the sliding effect of journal stirrup 210 and horizontal mounting arm 200, the present embodiment is using both reductions The mode of contact area, in particular to, the convex block 202 and the outside portion of the journal stirrup 210 abut against.As a kind of preferred side Formula, the convex block 202 are triangular bump.

About the relationship that is slidably connected between horizontal mounting arm 200 and shell 2, in the present embodiment, it is fixed in the shell 2 The both sides of two parallel arrangement of sliding rails 206, the horizontal mounting arm 200 are respectively formed with cricoid sliding sleeve 207, the sliding rail 206 pass through the sliding sleeve 207 and the two to be slidably connected.

In order to connect tension spring 202 between two horizontal mounting arms 200, in the present embodiment, the outside of the sliding sleeve 207 is equipped with Hook 203, the tension spring 202 is connected between the hook 203 of two horizontal mounting arms 200.Further, the tension spring 202 Quantity is 2, and 2 tension springs 202 are divided into the both sides of horizontal mounting arm 200.

In the present embodiment, the inside of the vertical support arm 201 is fixed with rubber cushion 204.The rubber cushion 204 can protect mobile phone 100 from rubbing, damaging.

Between mobile phone is more reliably limited to two clamping jaws 20, in the present embodiment, the top of the rubber cushion 204 It is inwardly projecting and be formed with limited block 205.

The shell 2 is in bowl-shape as a preferred method, and the top open part of the shell 2 is covered with upper cover 3, institute Upper cover 3 is stated between two vertical support arms 201.

For the ease of adjusting the direction of mobile phone, the present embodiment preferably uses universal regulating mechanism, the lower end of the main shaft 400 It is connected with sphere 40, the top of the pedestal 1 offers round hole 10, and the sphere 40 is arranged in pedestal 1, and the sphere 40 upper end passes through the round hole 10.

In the present embodiment, the pedestal 1 is sloped footing.

In order to preferably be clamped sphere 4, the bottom of the pedestal 1 is fixed with bottom plate 11, the middle of the bottom plate 11 to It protrudes above and is formed with supporting part 12, the top of the supporting part 12 offers recess 13, and the lower end of the sphere 40 is located at institute It states in recess 13.

In order to increase resistance to sphere 4 so that direction can be located in corresponding position after adjusting, described in the present embodiment Damping cushion rubber 14 is equipped in recess 13, the damping cushion rubber 14 is located between sphere 40 and recess 13.

The above is the utility model preferred embodiment, is not intended to limit the utility model, all in this practicality Modification, equivalent replacement or the improvement etc. made in novel technical scope, should be included in the model that the utility model is protected In enclosing.

Claims (10)

1. a kind of driving mechanism for handset bracket, which is characterized in that the handset bracket includes pedestal and shell, described Driving mechanism includes main shaft and cylindrical part, and the lower end of the main shaft is connected to pedestal, and the upper end of the main shaft is arranged with axle sleeve, The top of the axle sleeve is fixed with driving wheel, and the axle sleeve and cylindrical part are respectively positioned in the shell, the axle sleeve and the shell Body is rotatablely connected, and the cylindrical part is fixedly connected with the shell, and the cylindrical part is surrounded on the axle sleeve and the two rotation connects It connecing, the side wall of the main shaft is opened up there are two inclined notch, and two notches are symmetrically set in the both sides of main shaft, and two notches Inclined direction is identical, and the inner wall of the axle sleeve is embedded there are two the first ball, and first ball is aligned one by one with the notch, First ball is set in the notch, and the side wall of the main shaft offers at least one vertical slots, the cylindrical part it is interior Wall is embedded with the second ball, and second ball is set in the vertical slots, and when pressing the shell, first ball is along institute Notch sliding is stated, second ball is slided along the vertical slots, and the axle sleeve is rotated relative to main shaft, to enable the driving wheel defeated Go out torsion.

2. being used for the driving mechanism of handset bracket as described in claim 1, which is characterized in that the side wall of the main shaft offers The inner wall of two vertical slots, the cylindrical part is embedded there are two the second ball, and second ball is a pair of with the vertical slots one Together.

3. being used for the driving mechanism of handset bracket as described in claim 1, which is characterized in that the lateral wall of the axle sleeve opens up There are annular groove, the madial wall of the cylindrical part to be embedded with multiple third balls, it is recessed that the third ball is arranged in the annular In slot.

4. being used for the driving mechanism of handset bracket as described in claim 1, which is characterized in that the lateral wall shape of the cylindrical part It is fixed in shell by screw at having connector, the connector.

5. being used for the driving mechanism of handset bracket as described in claim 1, which is characterized in that open the middle of the driving wheel Equipped with through-hole, the through-hole is aligned with the upper end of the main shaft.

6. a kind of handset bracket, which is characterized in that include pedestal, shell and driving machine described in any one of claim 1 to 5 Structure, the shell are equipped with clamping device, the clamping device include there are two the clamping jaw that is oppositely arranged, the clamping jaw with it is described Shell is slidably connected, and the driving mechanism is for driving two clamping jaws close to each other or being located remotely from each other, to enable two clamping jaws by hand Machine clamps or releases.

7. handset bracket as claimed in claim 6, which is characterized in that the clamping jaw be include horizontal mounting arm and vertical support arm " L " clevis pawl, two horizontal mounting arms are respectively positioned in the shell, and the end of two horizontal mounting arms is oppositely arranged, and two water It is connected with tension spring between flat support arm, enables two clamping jaws close to each other by the pulling force that the tension spring applies, is set in the shell There are gear, the end of the horizontal mounting arm to be formed with spur rack, the spur rack extends along the length direction of horizontal mounting arm, two Spur rack is divided into the both sides of gear, and two spur racks are meshed with the gear, and the driving mechanism is used for described Gear applies torsion, and the strength of gear rotates and two horizontal mounting arms is driven to slide in and out, to enable two clamping jaws be located remotely from each other.

8. handset bracket as claimed in claim 7, which is characterized in that the clamping jaw be include horizontal mounting arm and vertical support arm " L " clevis pawl, two horizontal mounting arms are respectively positioned in the shell, and the end of two horizontal mounting arms is oppositely arranged, and two water It is connected with tension spring between flat support arm, enables two clamping jaws close to each other by the pulling force of the tension spring, is equipped with and drives in the shell The edge of driving wheel, the driving wheel is formed there are two the journal stirrup outwardly protruded, and two journal stirrups are symmetrically set in the both sides of driving wheel, The journal stirrup is along the peripheral, oblique of the driving wheel, and the inclined direction of two journal stirrups is identical, and the journal stirrup horizontal is propped up with described Arm corresponds, and the outside portion of the journal stirrup is kept out in the end of horizontal mounting arm, by applying torsion to the driving wheel The driving wheel is enabled to rotate, the journal stirrup applies thrust to horizontal mounting arm and two clamping jaws is enabled to be located remotely from each other.

9. handset bracket as claimed in claim 8, which is characterized in that the lower end of the main shaft is connected with sphere, the pedestal Top offer round hole, the sphere is arranged in pedestal, and the upper end of the sphere pass through the round hole.

10. handset bracket as claimed in claim 9, which is characterized in that the pedestal is sloped footing, the bottom of the pedestal It is fixed with bottom plate, the middle of the bottom plate is protruding upward and is formed with supporting part, and the top of the supporting part offers recess, The lower end of the sphere is located in the recess.