CN207599277U - A kind of driving mechanism for handset bracket - Google Patents

Abstract

The utility model discloses a kind of driving mechanisms for handset bracket,The handset bracket includes pedestal and housing,The driving mechanism includes main shaft,The lower end of the main shaft is connected to pedestal,The upper end of the main shaft is arranged with axle sleeve,The top of the axle sleeve is fixed with driving wheel,The axle sleeve is located in the housing,And the axle sleeve is connect with the housing into rotation,There are two outwardly extending crossbeams for the side wall formation of the main shaft,Two crossbeam coaxial arrangements,The side wall of the axle sleeve is opened up there are two inclined notch,Two notches are symmetrically set in the both sides of axle sleeve,And the inclined direction of two notches is identical,The notch is through inside and outside axle sleeve,The notch is aligned one by one with the crossbeam,The crossbeam passes through the notch,When pressing the housing,The crossbeam is slided along the notch,The axle sleeve is rotated relative to main shaft,To enable the driving wheel outputting torsion.The utility model energy one-handed performance, aesthetics be good, convenient for force.

Description

A kind of driving mechanism 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 clamping mobile phone, the prior art In, two clamping jaws at the top of handset bracket usually rely on spring and realize 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, it is impossible to realize 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 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, the driving mechanism convenient for force for handset bracket.

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 housing, the driving mechanism Include main shaft, the lower end of the main shaft is connected to pedestal, and the upper end of the main shaft is arranged with axle sleeve, and the top of the axle sleeve is consolidated Surely there is driving wheel, the axle sleeve is located in the housing, and the axle sleeve is connect with the housing into rotation, the side wall of the main shaft It being formed there are two outwardly extending crossbeam, two crossbeam coaxial arrangements, the side wall of the axle sleeve is opened up there are two inclined notch, Two notches are symmetrically set in the both sides of axle sleeve, and the inclined direction of two notches is identical, and the notch is through inside and outside axle sleeve Both sides, the notch are aligned one by one with the crossbeam, and the crossbeam passes through the notch, when pressing the housing, the crossbeam It is slided along the notch, the axle sleeve is rotated relative to main shaft, to enable the driving wheel outputting torsion.

Preferably, cylindrical part is fixed in the housing, the cylindrical part is surrounded on the axle sleeve, and the axle sleeve and institute Cylindrical part is stated to be slidably connected.

Preferably, the lateral wall of the axle sleeve offers annular groove, and the madial wall of the cylindrical part is embedded with multiple rollings Pearl, the 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 housing 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.

Preferably, the housing is in bowl-shape, and the top open part of the housing is covered with upper cover, the bottom shape of the upper cover Into there is the strut that extends downwardly, the both sides of the strut are respectively formed with hook portion, and the upper end of the main shaft is fixed with self-locking card Button, the self-locking buckle are aligned with the strut, upper cover and strut are driven to move down when pressing the housing, until the strut is pressed Press self-locking buckle, be buckled using the self-locking and lock the hook portion, when pressing the housing again, the strut again to Self-locking buckle force, the self-locking buckle to be enabled to unlock the hook portion.

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.

Preferably, the bottom of the pedestal is fixed with bottom plate, and the middle of the bottom plate is protruding upward and is formed with carrying Portion, the top of the supporting part offer recess, and the lower end of the sphere is located in the recess.

Preferably, damping cushion rubber is equipped in the recess, the damping cushion rubber is located between sphere and recess.

In the disclosed driving mechanism for handset bracket of the utility model, as user by mobile phone as the top of housing When, can apply pressure to driving mechanism by pressing mobile phone and housing, which is conducted by housing to axle sleeve, because main shaft with Axle sleeve is engaged by crossbeam and notch, and axle sleeve with housing in rotation connection relationship, so can be to when axle sleeve bears pressure Lower slider, while axle sleeve drives the driving wheel on its top to rotate so that driving wheel can outside outputting torsion, which can load In the clamping device of handset bracket, and pass through the transmission mechanisms such as rack, cam and the clamping jaw of clamping device is driven to slide, because of shell During body 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.Based on above-mentioned characteristic so that the driving mechanism can apply pressure while mobile phone is placed, and effectively realize list Hand operates, while without components such as peripheral hardware handle, levers so that the aesthetics of handset bracket is more preferable, and then meets the market demand.

Description of the drawings

Fig. 1 is that handset bracket clamps the stereogram after mobile phone.

Fig. 2 is the stereogram of handset bracket.

Fig. 3 is the exploded view of handset bracket.

Fig. 4 is the stereogram one of clamping device.

Fig. 5 is the stereogram two of clamping device.

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

Fig. 7 is the side view one of driving mechanism.

Fig. 8 is the exploded view of driving mechanism in Fig. 7.

Fig. 9 is the side view two of driving mechanism.

Figure 10 is the exploded view of driving mechanism in Fig. 9.

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

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

Specific embodiment

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, with reference to Fig. 1, Fig. 2, Fig. 3, Fig. 7 to Figure 10 institutes Show, the handset bracket includes pedestal 1 and housing 2, and the driving mechanism includes main shaft 400, the lower end of the main shaft 400 Pedestal 1 is connected to, 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, institute It states axle sleeve 401 to be located in the housing 2, and the axle sleeve 401 is rotatablely connected with the housing 2, the side wall shape of the main shaft 400 Into there are two outwardly extending crossbeam 403, two crossbeams 403 are coaxially disposed, and the side wall of the axle sleeve 401 opens up that there are two tilt Notch 404, two notches 404 are symmetrically set in the both sides of axle sleeve 401, and the inclined direction of two notches 404 is identical, the slot Mouthfuls 404 through inside and outside axle sleeve 401, and the notch 404 is aligned one by one with the crossbeam 403, and the crossbeam 403 passes through The notch 404, when pressing the housing 2, the crossbeam 403 is slided along the notch 404, and the axle sleeve 401 is with respect to main shaft 400 rotations, to enable 21 outputting torsion of driving wheel.

In above-mentioned driving mechanism, when user by mobile phone as housing 2 top when, can by pressing mobile phone 100 and housing 2 To apply pressure to driving mechanism, which is conducted by housing 2 to axle sleeve 401, because main shaft 400 and axle sleeve 401 pass through crossbeam 403 and notch 404 engage, and axle sleeve 401 and housing 2 be in rotation connection relationship, so can be to when axle sleeve 401 bears pressure Lower slider, at the same axle sleeve 401 drive its top driving wheel 21 rotate so that driving wheel 21 can outside outputting torsion, the torsion Power can load on the clamping device of handset bracket, and pass through the transmission mechanisms such as rack, cam and the clamping jaw of clamping device is driven to occur It slides, during 2 up and down of housing, the rotation direction of driving wheel 21 is mutually leaned on the contrary, therefore can apply to clamping jaw Driving force that is near or being located remotely from each other.Based on above-mentioned characteristic so that the driving mechanism can apply pressure while mobile phone is placed, Effectively one-handed performance being realized, while without components such as peripheral hardware handle, levers so that the aesthetics of handset bracket is more preferable, and then Meet the market demand.

In the present embodiment, cylindrical part 402 is fixed in the housing 2, the cylindrical part 402 is surrounded on the axle sleeve 401, And the axle sleeve 401 is slidably connected with the cylindrical part 402.The driving wheel 21 can be integrally formed with axle sleeve 401.

For the ease of axle sleeve 401 is driven to rotate, the lateral wall of the axle sleeve 401 offers annular groove 405, the tubular The madial wall in portion 402 is embedded with multiple balls 406, and the ball 406 is arranged in the annular groove 405.Above-mentioned ball 406 An effect with annular groove 405 is to improve the turning power of axle sleeve 401, another effect is that axle sleeve 401 is limited to cylinder In shape portion 402, and then ensure the structural stability of driving mechanism.

Cylindrical part 402 in the present embodiment is fixed in housing 2, and specific way is the lateral wall shape of the cylindrical part 402 Into there is connector 407, the connector 407 is fixed on by screw in housing 2.

As a kind of preferred embodiment, with reference to shown in Fig. 7 to Figure 12, the middle of the driving wheel 21 offers through-hole 211, The through-hole 211 is aligned with the upper end of the main shaft 400.

In practical application, the clamping device of handset bracket is usually provided with tension spring, and when pressing housing 2, driving mechanism can Overcome the pulling force of tension spring, but need always to exert a force to housing 2, clamping jaw could be kept to open, in order to can be into after housing 2 is pressed Enter self-locking state, the method that the present embodiment uses is：The housing 2 is in bowl-shape, and the top open part of the housing 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 Upper cover 3 and strut 300 is driven to move down when stating housing 2, until the strut 300 pressing self-locking buckle 41, utilizes the self-locking card Button 41 locks the hook portion 301, and when pressing the housing 2 again, the strut 300 exerts a force again to self-locking buckle 41, 41 pairs of hook portions 301 of the self-locking buckle to be enabled to unlock.

In above structure, under self-locking 41 mating reaction with hook portion 301 of buckle, 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 be easy to purchase.

For the ease of adjusting the direction of mobile phone, the present embodiment preferably using universal regulating mechanism, please refers to Fig. 3, the master The lower end of axis 400 is connected with sphere 40, and the top of the pedestal 1 offers round hole 10, and the sphere 40 is arranged in pedestal 1 It is interior, and the upper end of the sphere 40 passes through the round hole 10.

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

In order to preferably clamp 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.

Embodiment two

The present embodiment proposes a kind of handset bracket, with reference to shown in Fig. 1 to Fig. 3, includes pedestal 1, on the pedestal 1 Equipped with driving mechanism, the upper end of the driving mechanism is equipped with housing 2, and the housing 2 is equipped with clamping device, the clamping device Including there are two the clamping jaw 20 being oppositely arranged, the clamping jaw 20 is slidably connected with the housing 2, the driving mechanism is for driving Two clamping jaws 20 are close to each other or are located remotely from each other, to enable two clamping jaws 20 that mobile phone 100 is clamped or unclamped.

In above-mentioned handset bracket, driving mechanism is provided on pedestal 1, in driving mechanism setting include two clamping jaws 20 Clamping device, in use, can be exerted a force by driving mechanism to clamping device, two clamping jaws 20 to be driven to be located remotely from each other, in order to Placing mobile phone or drives two clamping jaws 20 close to each other, in order to clamp mobile phone, without manual override spring in the above process Pulling force, so being easier to pick and place mobile phone, be not only convenient for user's operation, and time saving and energy saving, better user experience.

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

As a kind of preferred embodiment, in order to realize wireless charging while mobile phone is clamped, Fig. 3, the housing 2 are please referred to Wiring board 30 and wireless charging module 31 are inside fixed with, the wireless charging module 31 is between wiring board 30 and upper cover 3, institute It states and socket 32 is equipped on housing 2, the socket 32 and wireless charging module 31 are electrically connected in wiring board 30, described to insert The electric signal transmission of 32 access of seat controls wireless charging module 31 to the upper of upper cover 3 to wiring board 30, and from the wiring board 30 Square electromagnetic radiation signal.It charges by the electromagnetic signal for wireless charging type mobile phone.

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.

Embodiment three

The retained part of existing handset bracket, two clamping jaws of generally use clamp mobile phone, utilize the bullet between two clamping jaws Spring is continuously applied mobile phone chucking power, but when picking and placeing mobile phone, can only break clamping jaw into two with one's hands manually, the drivings such as some screw rods, lever Mechanism can not be applied in this stent, existing mobile phone be caused to be difficult to secondary development, it is impossible to reach time saving and energy saving work With, it is difficult to meet the market demand.In order to solve the above technical problems, the present embodiment propose one kind can be by driving mechanism to two Clamping jaw exerts a force, and helps to clamp and pick and place mobile phone, consequently facilitating operation, the time saving and energy saving clamping device for handset bracket.

As a component part of handset bracket, with reference to shown in Fig. 1 to Fig. 6, the clamping device of the present embodiment includes Housing 2 and two clamping jaws 20 being oppositely arranged, the clamping jaw 20 are " L " shapes for including horizontal mounting arm 200 and vertical support arm 201 Clamping jaw, two horizontal mounting arms 200 are respectively positioned in the housing 2, and the end of two horizontal mounting arms 200 is oppositely arranged, and two water Tension spring 202 is connected between flat support arm 200, enables two clamping jaws 20 close to each other by the pulling force of the tension spring 202, the shell Driving wheel 21 is equipped in body 2, there are two the journal stirrup 210 outwardly protruded, two journal stirrups 210 for the edge formation of the driving wheel 21 It is symmetrically set in the both sides of driving wheel 21, peripheral, oblique of the journal stirrup 210 along the driving wheel 21, and two journal stirrups 210 incline Tilted direction is identical, and the journal stirrup 210 is corresponded with the horizontal mounting arm 200, and the outside portion of the journal stirrup 210 is kept out in water The end of flat support arm 200 enables the driving wheel 21 rotate by applying torsion to the driving wheel 21, and the journal stirrup 210 is to water Flat support arm 200 applies thrust and two clamping jaws 20 is 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 housing 2, and two 200 energy of horizontal mounting arm It is opposite to slide, two clamping jaws 20 is caused to be maintained at clamp position by the pulling force of tension spring 202, it, 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, rotated for driving wheel 21 Driving mechanism can be Knob mechanisms, screw mechanism, lever and the matched mechanism of gear etc..Based on above structure, sheet Embodiment only need to apply torsion to driving wheel 21 can drive clamping jaw 20 to slide, for existing handset bracket, this implementation Example can arrange in pairs or groups a plurality of types of driving mechanisms, so as 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 outside portion of the convex block 202 and the journal stirrup 210 abuts 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 housing 2, in the present embodiment, it is fixed in the housing 2 Two parallel arrangement of sliding rails 206, the both sides of the horizontal mounting arm 200 are respectively formed with cricoid sliding sleeve 207, the sliding rail 206 are slidably connected across the sliding sleeve 207 and the two.

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 more reliably is 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.

As a kind of preferred embodiment, the housing 2 is in bowl-shape, and the top open part of the housing 2 is covered with upper cover 3, institute Upper cover 3 is stated between two vertical support arms 201.

The utility model proposes handset bracket, with reference to shown in Fig. 1 to Figure 12, original state is mutual for two clamping jaws 20 The clamp position drawn close, the handset bracket operation principle are, when user places mobile phone, by exerting a force to housing 2 and upper cover 3, Cause 3 slide downward of housing 2 and upper cover, meanwhile, axle sleeve 401 and driving wheel 21 rotate, and the journal stirrup 210 of driving wheel 21 is to water Flat support arm 200 applies thrust and two clamping jaws 20 is enabled to open, and during upper cover 3 declines, the strut 300 of bottom triggers self-locking Buckle 41 so that self-locking buckle 41 locks hook portion 301, and two clamping jaws 20 are continuously in open configuration, at this time can be by mobile phone It is positioned between two clamping jaws 20, exerts a force again to housing 2 and upper cover 3 later, described 300 2 triggering self-locking buckles of strut 41 so that 41 unlock of self-locking buckle drives two clamping jaws 20 relatively close and clamp mobile phone 100, together by the pulling force of tension spring 202 When horizontal mounting arm 200 exert a force to driving wheel 21 so that driving wheel 21 drive axle sleeve 401 reversely rotate, in axle sleeve 401 and main shaft Under 400 mating reaction, the axle sleeve 401, cylindrical part 402, housing 2 rise therewith, and handset bracket is reset to original state (i.e. Clamp position), mobile phone 100 is clamped, and when user needs to remove mobile phone, mobile phone 100 can be pressed again, by housing 2 It exerts a force with upper cover 3, repeats the above process, and then complete loading or unloading operation.

The utility model is can be seen that based on above-mentioned principle to be not only easy to pick and place mobile phone, and one-hand operation, time saving province Power, while the utility model substantially increases the succinct of handset bracket without setting the components such as handle, knob in stent outer Property, aesthetics, in addition, the utility model handset bracket also have wireless charging and light prompt function, preferably meet city Field demand.

The above is the utility model preferred embodiment, is not intended to limit the utility model, all in this practicality Modification, equivalent replacement or improvement made in novel technical scope etc., 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 (1) and housing (2), the driving mechanism includes main shaft (400), and the lower end of the main shaft (400) is connected to pedestal (1), the main shaft (400) upper end is arranged with axle sleeve (401), and the top of the axle sleeve (401) is fixed with driving wheel (21), the axle sleeve (401) In the housing (2), and the axle sleeve (401) is rotatablely connected with the housing (2), the side wall shape of the main shaft (400) Into there are two outwardly extending crossbeam (403), two crossbeams (403) are coaxially disposed, and the side wall of the axle sleeve (401) offers two A inclined notch (404), two notches (404) are symmetrically set in the both sides of axle sleeve (401), and the inclination of two notches (404) Direction is identical, and the notch (404) is through inside and outside axle sleeve (401), the notch (404) and the crossbeam (403) It is aligned one by one, the crossbeam (403) is across the notch (404), and when pressing the housing (2), the crossbeam (403) is along described Notch (404) slides, and the axle sleeve (401) rotates relative to main shaft (400), to enable the driving wheel (21) outputting torsion.

2. it to be used for the driving mechanism of handset bracket as described in claim 1, which is characterized in that be fixed in the housing (2) Cylindrical part (402), the cylindrical part (402) are surrounded on the axle sleeve (401), and the axle sleeve (401) and the cylindrical part (402) it is slidably connected.

3. it to be used for the driving mechanism of handset bracket as claimed in claim 2, which is characterized in that the outside of the axle sleeve (401) Wall offers annular groove (405), and the madial wall of the cylindrical part (402) is embedded with multiple balls (406), the ball (406) it is arranged in the annular groove (405).

4. it to be used for the driving mechanism of handset bracket as claimed in claim 3, which is characterized in that outside the cylindrical part (402) Side wall is formed with connector (407), and the connector (407) is fixed on by screw in housing (2).

5. it to be used for the driving mechanism of handset bracket as described in claim 1, which is characterized in that the centre of the driving wheel (21) Place offers through-hole (211), and the through-hole (211) is aligned with the upper end of the main shaft (400).

6. be used for the driving mechanism of handset bracket as claimed in claim 5, which is characterized in that the housing (2) in bowl-shape, and The top open part of the housing (2) is covered with upper cover (3), and the bottom of the upper cover (3) is formed with the strut extended downwardly (300), the both sides of the strut (300) are respectively formed with hook portion (301), and the upper end of the main shaft (400) is fixed with self-locking It is buckled (41), the self-locking buckle (41) is aligned with the strut (300), and upper cover (3) and branch are driven when pressing the housing (2) Bar (300) moves down, until the strut (300) pressing self-locking buckle (41), using self-locking buckle (41) by the hook-type Portion (301) locks, and when pressing the housing (2) again, the strut (300) is again to self-locking buckle (41) force, to enable Self-locking buckle (41) is stated to unlock the hook portion (301).

7. it to be used for the driving mechanism of handset bracket as described in claim 1, which is characterized in that the lower end of the main shaft (400) Sphere (40) is connected with, round hole (10) is offered at the top of the pedestal (1), the sphere (40) is arranged in pedestal (1), And the upper end of the sphere (40) passes through the round hole (10).

8. it to be used for the driving mechanism of handset bracket as claimed in claim 7, which is characterized in that the pedestal (1) is conical bottom Seat.

9. it to be used for the driving mechanism of handset bracket as claimed in claim 8, which is characterized in that the bottom of the pedestal (1) is consolidated Surely there is bottom plate (11), the middle of the bottom plate (11) is protruding upward and is formed with supporting part (12), the supporting part (12) Top offers recess (13), and the lower end of the sphere (40) is located in the recess (13).

10. it to be used for the driving mechanism of handset bracket as claimed in claim 9, which is characterized in that be equipped in the recess (13) Cushion rubber (14) is damped, the damping cushion rubber (14) is located between sphere (40) and recess (13).