CN206694756U

CN206694756U - Portable set support

Info

Publication number: CN206694756U
Application number: CN201720530503.9U
Authority: CN
Inventors: 冯元力
Original assignee: Shenzhen Ideal Electronics Co Ltd
Current assignee: Shenzhen Ideal Electronics Co Ltd
Priority date: 2017-05-14
Filing date: 2017-05-14
Publication date: 2017-12-01
Anticipated expiration: 2027-05-14

Abstract

The utility model provides a kind of portable set support, including body, fixed arm, first switch and second switch, portable set are installed on the front face of body；Fixed arm activity is arranged on body to fix portable set；The mobilizable entrance of first switch and the front face for exiting body, are resetted with limiting fixed arm on body；Second switch is movably arranged as on the side of body, the quantity of second switch is identical with fixed arm, connected one to one between second switch and fixed arm by displacement amplifying mechanism, when second switch produces the first displacement, fixed arm produces second displacement amount on body, second displacement amount is more than the first displacement, realized by displacement amplifying mechanism and purpose is amplified to displacement, so that effective pressing quantity of second switch does not have to the long of design, i.e. second switch protrudes from the size of body and optimized, so as to avoid damage of the second switch caused by extraneous stress, realize the optimization of portable set supporting structure.

Description

Portable set support

Technical field

It the utility model is related to mechanical framework field, more particularly to a kind of portable set support.

Background technology

With the development of information and mechanics of communication, with mobile phone, tablet personal computer, navigator, multimedia player, digital vedio recording Machine etc. has obtained extensive popularization for the portable set of representative, and due to the removable dynamic characteristic of portable set, it is mobile Use demand increase in vehicle and fixed position, it thus be accordingly used in frame and put the support of portable set in driving, study or work It is widely used in work as the device of keeping portable set.

At present, the mechanical mechanism that conventional portable set support is typically flicked using pressing, it includes body, respectively shape Into in the first arm of body both sides and the second arm, can enter and protrude first switch and second switch on body, wherein, First switch is arranged on the front face of body and can change the spacing of the first arm and the second arm；Second switch can equally change The spacing of first arm and the second arm, it includes the first button and the second button, and the first button is in body interior and the first arm rigidity Connection, the second button are rigidly connected in body interior and the second arm；When using the support, pressing the first button and second is pressed Button, the first arm are expanded outwardly by the effect of the first button and compress the first elastic component, and the second arm is made by the second button With and expand outwardly and compress the second elastic component, and then the spacing between the first arm and the second arm becomes big, while at first switch Body is protruded from nature, and first switch is arranged between the first arm and the second arm to limit the first arm and the second arm Inwardly reset, consequently facilitating portable set is placed；After portable set is placed, no longer the first button and the second button are applied Add external force to act on, now protrude from the first switch of body because being extruded into by portable set in body so that First arm and the second arm are no longer influenced by the restriction effect of first switch, at the same the first arm by the first elastic component elastic reaction and Inwardly reset, the second arm is inwardly resetted by the elastic reaction of the second elastic component, and then the spacing of the first arm and the second arm subtracts It is small, so as to which the portable set being placed on body be clamped；It is same only to press the first button when removing portable set And second button to increase the spacing between the first arm and the second arm.

Above-mentioned portable set support, due to using the structure flicked after pressing so that during use, to second The distance of switch press is to correspond to the spacing of the first arm and the expansion of the second arm, and then in order to ensure between the first arm and the second arm With enough spacing, the first button and the second button of second switch need to design enough protrusion length for pressing, make Into support while becoming large-sized also so that the first button and the second button are easily destroyed by the external world, therefore, how letter Change the attachment structure between the first arm and the second arm to realize that pressing distance less to second switch brings the first arm and second The larger displacement effect of arm and become nowadays urgent problem to be solved.

Utility model content

Therefore, the portable set support that the technical problems to be solved in the utility model is to overcome prior art is due to Two switches and the first arm and the second arm are rigidly connected the excessive technological deficiency of brought second switch protrusion body.

To achieve these goals, the utility model provides a kind of portable set support, including：

Body, portable set are installed on the front face of body；

Fixed arm, at least one, movable is arranged on body to fix portable set；

First switch, mobilizable entrance and the front face for exiting body, are resetted with limiting fixed arm on body；

Second switch, it is movably arranged as on the side of body, the quantity of second switch is identical with fixed arm, second switch Connected one to one between fixed arm by displacement amplifying mechanism, when second switch produces the first displacement, fixed arm exists Second displacement amount is produced on body, second displacement amount is more than the first displacement.

Further, fixed arm has the first arm and the second arm being connected with the first arm；Second switch has driving section And press section；First arm and driving section are coordinated by displacement amplifying mechanism in the body to be driven, the second arm extend perpendicularly out body with Fixed portable set；Press section is connected with driving section, and protrudes out body.

Further, displacement amplifying mechanism is gear train, and it includes at least one set of in-line gears, each in-line gears difference With external diameter gear wheel of different sizes and little gear；The tooth being engaged with the gear wheel is provided with first arm of fixed arm Tooth, gear wheel and the first arm, which coordinate, to be driven, and little gear coordinates with second switch to be driven.

Preferably, gear train includes the first in-line gears and the second in-line gears, and the first in-line gears, which have, to be coaxially disposed First gear and second gear, the external diameter of first gear is less than the external diameter of second gear；Second in-line gears, which have, coaxially to be set The 3rd gear put and the 4th gear, the external diameter of the 3rd gear are less than the external diameter of the 4th gear；Second switch is nibbled with first gear Close transmission, second gear and the 3rd meshed transmission gear, the 4th gear and fixed arm engaged transmission.

Preferably, perforation is offered on driving section, the periphery that perforation is located on driving section is provided with rack, the first coaxial tooth The wheel shaft of wheel is plugged in perforation, rack and first gear engaged transmission.

Further, body includes the protecgulum and bonnet that mutually cover, after cover and be provided with multiple first slide rails；First arm It is contained in bonnet, the first slide rail is provided with multiple first chutes, the first slide rail and the first slide on the first arm Coordinate, the second arm extends perpendicularly out protecgulum.

Further, the first elastic component is provided between the first arm and bonnet, the first elastic component provides reply for the first arm Power.

Further, the through hole for entering and exiting for first switch is provided with protecgulum, first switch is and fixed arm phase Adaptation by compressing switch, position limiting structure is provided between first switch and fixed arm, when first switch exits body, spacing knot Structure limitation fixed arm resets.

Further, position limiting structure includes the accepting groove being opened on the first arm and is convexly equipped in accepting groove groove bottom wall Limiting section；First switch includes the button and increased pressure board that parallel interval is set；Button is adapted with the through hole of protecgulum, increased pressure board with Accepting groove is adapted；Increased pressure board is contained in accepting groove；When button enters in body, increased pressure board is located on accepting groove, and Limiting section is located between groove bottom wall and the increased pressure board of accepting groove；When button exits body, limiting section is located at the side of increased pressure board, Limiting section is supported in the side of increased pressure board, is moved with limiting fixed arm towards direction is resetted.

Preferably, it is provided through on accepting groove between the spacing hole increased pressure board of the first arm and button by slide post phase Even, slide post is actively plugged in spacing hole；First switch also includes the second elastic component for applying restoring force to it, the second bullet Property part is connected with slide post, and protrudes out increased pressure board backward and support bonnet with elasticity.

Preferably, the quantity of fixed arm is two, and two fixed arms are separately positioned on the opposite sides of body；First switch It is arranged on the position on body front face and among two fixed arms；It is two that second switch, which corresponds to fixed arm, each Second switch is corresponded by displacement amplifying mechanism and fixed arm and is connected, with the distance between two fixed arms of control.

Preferably, two fixed arms are separately positioned on the left and right sides of body, and two second switches are equally separately positioned on The left and right sides of body, and correspond to respectively positioned at the lower section of left and right sides fixed arm.

Further, the lateral surface of body is provided with the framework that sealing covers.

Further, the lower surface of body is provided with the bracket for supporting portable set, and bracket vertically protrudes out forward Go out body.

Portable set support provided by the utility model has the following advantages that：

1. portable set support provided by the utility model, due to passing through displacement equations between second switch and fixed arm Mechanism connects one to one, and when second switch produces the first displacement, fixed arm produces second displacement amount on body, and second Displacement is more than the first displacement, is realized by displacement amplifying mechanism and the big position of fixed arm is converted into second switch small displacement The amplification purpose of shifting amount, and then cause effective pressing quantity of second switch not have to the long of design, i.e. second switch protrudes from this The size of body is optimized, and so as to avoid damage of the second switch caused by extraneous stress, realizes portable set branch The optimization of frame structure.

2. portable set support provided by the utility model, because displacement amplifying mechanism is adopted as gear train, it includes At least one set of in-line gears, each in-line gears have external diameter gear wheel of different sizes and little gear respectively；The of fixed arm The teeth being engaged with the gear wheel are provided with one arm, gear wheel and the first arm, which coordinate, to be driven, little gear and second switch Coordinate transmission, during being moved to second switch, drive pinion rotation, the linear velocity of little gear is second switch Velocity of displacement, the amplification to linear velocity is then realized by the gear wheel of little gear coaxial transmission, and then to be delivered to fixation Velocity of displacement on arm is effectively amplified, that is, has reached the purpose of displacement equations.

3. portable set support provided by the utility model, because body includes the protecgulum and bonnet that mutually cover, after Cover and be provided with multiple first slide rails；First arm is contained in bonnet, and the first slide rail is provided with multiple on the first arm One chute, the first slide rail and the first slide coordinate, and the second arm extends perpendicularly out protecgulum, and then is slided by the first slide rail and first Being slidably matched between groove, it ensure that the stability of slip.

4. portable set support provided by the utility model, by being provided with the first elasticity between the first arm and bonnet After part, the first elastic component provide restoring force for the first arm, and then the first arm produces displacement by displacement amplifying mechanism, when no longer When applying external force to second switch to produce displacement, the first arm produces reset due to the restoring force by the first elastic component Trend, in the case where not resetted limitation by first switch, the first arm automatic rebounding is to drive the second arm resilience, so as to just Portable device clamps.

5. portable set support provided by the utility model, enter and move back for first switch by being provided with protecgulum The through hole gone out, first switch are to be adapted with fixed arm by compressing switch, and limited location knot is set between first switch and fixed arm Structure, when first switch exits body, position limiting structure limitation fixed arm resets, and then before portable set is placed on body When facial, portable set extruding first switch enters in body, now no longer applies active force to second switch so that fixed Arm can automatically reset；When removing portable set, first switch exits from body, while position limiting structure limitation fixed arm Reset.

6. portable set support provided by the utility model, because first switch also includes applying it the of restoring force Two elastic components, the second elastic component are connected with slide post, and protrude out increased pressure board backward and support bonnet with elasticity, and then when portable When equipment no longer applies external force to first switch, acted on by the elastic recovery of the second elastic component so that the slip being attached thereto Post outwards ejects, while has driven the button automatic rebounding of first switch.

Brief description of the drawings

In order to illustrate more clearly of the technical scheme of the utility model embodiment, below according to of the present utility model Specific embodiment and with reference to accompanying drawing, is described in further detail to utility model.

Fig. 1 is a kind of stereogram of embodiment of the utility model portable set support；

Fig. 2 is the explosive view of portable set support shown in Fig. 1；

Fig. 3 is the stereogram of another angle of portable set support shown in Fig. 1；

Fig. 4 is the explosive view of portable set support shown in Fig. 3；

Fig. 5 is that portable set support shown in Fig. 1 removes the reset condition figure after protecgulum；

Fig. 6 is the state diagram after second switch pressing after the removal protecgulum of portable set support shown in Fig. 5；

Fig. 7 is the horizontal cross after the amplification of portable set support shown in Fig. 5；

Fig. 8 is the horizontal cross-sectional that first switch enters in body after portable set support second switch shown in Fig. 6 presses Figure；

Fig. 9 is the schematic perspective view of position relationship between the fixed arm of portable set support and first switch shown in Fig. 8.

Each description of reference numerals is as follows in figure.

11- protecgulums；111- through holes；12- bonnets；The slide rails of 121- first；

The slide rails of 122- second；123- screwed holes；124- protective cases；125- locating dowels；

13- frameworks；14- brackets；2- fixed arms；The arms of 21- first；211- teeth；

The chutes of 212- first；213- accepting grooves；214- limiting sections；The arms of 22- second；

3- first switches；31- buttons；32- increased pressure boards；321- positioning holes；

33- slide posts；The elastic components of 34- second；4- second switches；41- driving sections；

411- perforates；412- racks；The chutes of 413- second；42- press sections；

5- displacement amplifying mechanisms；The in-line gears of 51- first；511- first gears；

512- second gears；513- wheel shafts；The in-line gears of 52- second；

The gears of 521- the 3rd；The gears of 522- the 4th.

Embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality Novel protected scope.

, it is necessary to explanation, term "front", "rear", "left", "right", " interior ", " outer " etc. in description of the present utility model The orientation or position relationship of instruction are based on orientation shown in the drawings or position relationship, are for only for ease of description the utility model Described with simplifying, rather than the device or element of instruction or hint meaning there must be specific orientation, with specific orientation structure Make and operate, therefore it is not intended that to limitation of the present utility model.In addition, term " first ", " second " are only used for describing mesh , and it is not intended that instruction or hint relative importance.

, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model Dress ", " connected " " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly Connection；Can be joined directly together, can also be indirectly connected by intermediary.For the ordinary skill in the art, Concrete meaning of the above-mentioned term in the utility model can be understood with concrete condition.

In addition, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other Conflict can is not formed to be combined with each other.

Embodiment 1

A kind of embodiment of portable set support as shown in Figures 1 to 4, including：

Body, portable set (not shown) are installed on the front face of body；

Fixed arm 2, at least one, movable is arranged on body to fix portable set；

First switch 3, mobilizable entrance and the front face for exiting body, are resetted with limiting fixed arm 2 on body；

Second switch 4, is movably arranged as on the side of body, and the quantity of second switch 4 is identical with fixed arm 2, and second Connected one to one between switch 4 and fixed arm 2 by displacement amplifying mechanism 5, when second switch 4 produces the first displacement, Fixed arm 2 produces second displacement amount on body, and second displacement amount is more than the first displacement.

Above-mentioned portable set support, due between second switch 4 and fixed arm 2 by a pair of displacement amplifying mechanism 5 one It should connect, when second switch 4 produces the first displacement, fixed arm 2 produces second displacement amount on body, and second displacement amount is big In the first displacement, realized by displacement amplifying mechanism 5 and the big displacement quantity of fixed arm 2 is converted into the small displacement of second switch 4 Amplification purpose, and then cause second switch 4 effective pressing quantity do not have to design it is long, i.e., second switch 4 protrudes from body Size optimized, so as to avoid damage of the second switch 4 caused by extraneous stress, realize portable set support The optimization of structure.

Specifically, as shown in figures 1 and 3, body includes the protecgulum 11 and bonnet 12 mutually covered, the lateral surface of body is set The framework 13 that sealing covers is equipped with, framework 13 encloses the surrounding side for being located at protecgulum 11 and bonnet 12 so that protecgulum 11 and bonnet 12 Between cover more firmly, the compression strength for strengthening body side thinks aesthetic property, meanwhile, the lower surface of body is provided with For supporting the bracket 14 of portable set, bracket 14 vertically protrudes out forward body.

As shown in Figure 2 and Figure 4, fixed arm 2 has the first arm 21 and the second arm 22 being connected with the first arm 21；Second opens Closing 4 has driving section 41 and press section 42；First arm 21 is coordinated by displacement amplifying mechanism 5 in the body with driving section 41 to be passed Dynamic, the second arm 22 extends perpendicularly out body to fix portable set；Press section 42 is connected with driving section 41, and protrudes out this Body, and then the driving section 41 of press section 42 by pressing second switch 4 is subjected to displacement, and then passes through displacement amplifying mechanism 5 So that the first arm 21 produces the displacement after amplification, so as to drive the second arm 22 to move.

Wherein, multiple first slide rails 121 are provided with bonnet 12；First arm 21 is contained in bonnet 12, on the first arm 21 First slide rail 121 is provided with multiple first chutes 212, the first slide rail 121 is slidably matched with the first chute 212, and second Arm 22 extends perpendicularly out protecgulum 11；Multiple second slide rails 122 are additionally provided with bonnet 12, driving section 41 is contained in bonnet 12, is passed Correspond to the second slide rail 122 in dynamic portion 41 and be provided with multiple the second chutes 413, Jin Ertong being slidably matched with the second slide rail 122 The cooperation crossed between the cooperation between the first slide rail 121 and the first chute 212 and the second slide rail 122 and the second chute 413, protect The stability of the first arm 21 and the slip of driving section 41 has been demonstrate,proved, while also ensure that the stability of transmissions at different levels.Meanwhile bonnet 12 to After protruded out screwed hole 123, bonnet 12 is coordinated with external support screw thread by the screwed hole 123 and is connected, and works as screwed hole 123 when not in use, and in order to reach protection and purpose attractive in appearance, protective case 124, the screw thread of protective case 124 are additionally provided with bonnet 12 It is linked in outside screwed hole 123.

As optional embodiment, displacement amplifying mechanism 5 is gear train, and it includes at least one set of in-line gears, each In-line gears have external diameter gear wheel of different sizes and little gear (not indicated in figure) respectively；On first arm 21 of fixed arm 2 The teeth 211 being engaged with the gear wheel are provided with, gear wheel and the first arm 21, which coordinate, to be driven, little gear and second switch 4 Coordinate transmission, during being moved to second switch 4, drive pinion rotation, the linear velocity of little gear is second switch 4 Velocity of displacement, the amplification to linear velocity is then realized by the gear wheel of little gear coaxial transmission, and then to be delivered to solid Velocity of displacement in fixed arm 2 is effectively amplified, that is, has reached the purpose of displacement equations.

In the present embodiment, as shown in Figure 2 and Figure 4, displacement equations are two level amplification, i.e. gear train has two groups, including First in-line gears 51 and the second in-line gears 52, the first in-line gears 51 have the first gear 511 and second being coaxially disposed Gear 512, the external diameter of first gear 511 are less than the external diameter of second gear 512；Second in-line gears 52 have the be coaxially disposed Three gears 521 and the 4th gear 522, the external diameter of the 3rd gear 521 are less than the external diameter of the 4th gear 522；Second switch 4 and first The engaged transmission of gear 511, second gear 512 and the engaged transmission of the 3rd gear 521, the 4th gear 522 engage biography with fixed arm 2 It is dynamic, and then by the linear velocity amplification of the first in-line gears 51 and the linear velocity amplification of the second in-line gears 52, it is real Show the two level amplification to the displacement of second switch 4, that is, cause fixed arm 2 that there is the displacement after amplification.It is, of course, also possible to adopt The mode amplified with the other multiples such as one-level, three-level, the needs of design size and multiplication factor with specific reference to main body are set Meter.

In order to realize the transmission between second switch 4 and first gear 511, offered on the driving section 41 of second switch 4 Perforation 411, the periphery of perforation 411 is provided with rack 412 on driving section 41, the wheel shaft 513 of the first in-line gears 51 plugs In perforation 411, rack 412 and the engaged transmission of first gear 511, and then pass through the wheel of the in-line gears 51 of perforation 411 and first Position-limiting action between axle 513 so that be driven between rack 412 and first gear 511 more steadily, that is, ensure that second opens Close the stability being driven between 4 and first gear 511.

In addition, the quantity of fixed arm 2 is two, and two fixed arms 2 are separately positioned on the relative left and right sides of body； First switch 3 is arranged on the position on body front face and among two fixed arms 2；Second switch 4 corresponds to fixed arm 2 For two, two second switches 4 are equally separately positioned on the left and right sides of body, and correspond to be located at left and right sides fixed arm respectively 2 lower section, each second switch 4 are corresponded by displacement amplifying mechanism 5 and fixed arm 2 and are connected, solid with control two The distance between fixed arm 2.

It should be noted that for portable set support of the present utility model, the initial position of fixed arm 2 can be used Expansion, second switch 4 control it to move inwardly, that is, reset direction outwardly, and first switch 3 limits the side that the expansion of fixed arm 2 resets Formula；The initial position of fixed arm 2 can also be used to shrink, second switch 4 is controlled and moved outside its difference, that is, resets direction inwardly, and first The mode of the limitation retracted for clearance of fixed arm 2 of switch 3, no matter using which kind of mode, as long as realizing control using displacement amplifying mechanism 5 The amplification of displacement processed is used within new protection domain at this.

As shown in Figures 4 to 6, the present embodiment is using pressing inward against press section 42 so that fixed arm 2 is expanded, i.e., fixed For the reseting movement of arm 2 towards the mode of the inner side of body, this hour rack 412 is located at the top of first gear 511, second gear 512 teeth on the lower section of the 3rd gear 521, the first arm 21 are located at the top of the 4th gear 522, when pressing body both sides Second switch 4 press section 42 after, the driving section 41 of second switch 4 and then causes driving section 41 towards the internal motion of body On rack 412 and first gear 511 between engage, to drive coaxial second gear 512 to rotate and realize one-level linear velocity Amplification；Then engaging between second gear 512 and the 3rd gear 521 is passed through again so that the 3rd gear 521 has and second The linear velocity in opposite direction of gear 512, then again by the two level amplification of the 4th gear 522 and the 4th gear 522 with Engagement between first arm 21 of fixed arm 2, final the second arm 22 for be connected with the first arm 21, which produces, to be expanded outwardly Motion, it is solid so as to add this two so as to produce the motion expanded outwardly between two fixed arms 2 of body both sides The distance between fixed arm 2, in favor of the installation to portable set.

In order to realize the reset of fixed arm 2, the first elastic component (not shown) is provided between the first arm 21 and bonnet 12, the After one elastic component is the first arm 21 offer restoring force, and then the first arm 21 produces displacement by displacement amplifying mechanism 5, when no longer When applying external force to second switch 4, the first arm 21 produces the trend of reset due to the restoring force by the first elastic component, not In the case of being resetted limitation by first switch 3, the automatic rebounding of the first arm 21 is to drive the resilience of the second arm 22, it is achieved thereby that solid The reset of fixed arm 2 and the clamping to portable set.

In order to coordinate the control action of second switch 4, first switch 3 is to be adapted with fixed arm 2 by compressing switch, first Position limiting structure (not indicated in figure) is provided between switch 3 and fixed arm 2, when first switch 3 exits body, position limiting structure limit Fixed arm 2 processed resets.

Specifically, as shown in Fig. 4, Fig. 7, Fig. 8 and Fig. 9, be provided with protecgulum 11 enter and exit for first switch 3 it is logical Hole 111；Position limiting structure includes the accepting groove 213 being opened on the first arm 21 and the limit being convexly equipped in the groove bottom wall of accepting groove 213 Position portion 214；First switch 3 includes the button 31 and increased pressure board 32 that parallel and time interval is set；Button 31 is logical with protecgulum 11 Hole 111 is adapted, and increased pressure board 32 is adapted with accepting groove 213；Increased pressure board 32 is contained in accepting groove 213；When button 31 enters When in body, increased pressure board 32 is located on accepting groove 213, and limiting section 214 is located at the groove bottom wall and increased pressure board 32 of accepting groove 213 Between；When button 31 exits body, limiting section 214 is located at the side of increased pressure board 32, and limiting section is supported in the side of increased pressure board 32 214, moved with limiting fixed arm 2 towards direction is resetted.

As optional embodiment, the front and rear spacing hole through the first arm 21 is provided with accepting groove 213 and (is not marked in figure Show), it is connected between increased pressure board 32 and button 31 by slide post 33, slide post 33 is actively plugged in spacing hole.

In order to realize the resilience of first switch 3, first switch 3 also includes the second elastic component 34 for applying restoring force to it, Second elastic component 34 is connected with slide post 33, and protrudes out increased pressure board 32 backward and support bonnet 12 with elasticity；Meanwhile increased pressure board 32 On be provided with least two positioning holes 321, bonnet 12 is corresponding to be provided with least two locating dowels 125, locating dowel with positioning hole 321 125 actively correspond through positioning hole 321, as shown in Figure 2 and Figure 8, and then realize first switch 3 on bonnet 12 Installation positioning, when portable set no longer applies external force to first switch 3, made by the elastic recovery of the second elastic component 34 With so that the slide post 33 being attached thereto outwards ejects, while has driven the automatic rebounding of button 31 of first switch 3.

Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.It is right For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or Among changing still in the protection domain of the invention.

Claims

A kind of 1. portable set support, it is characterised in that including：

Body, portable set are installed on the front face of the body；

Fixed arm (2), at least one, movable setting is on the body with the fixation portable set；

First switch (3), mobilizable entrance and the front face for exiting the body, to limit the fixed arm (2) described Resetted on body；And

Second switch (4), is movably arranged as on the side of the body, quantity and the fixation of the second switch (4) Arm (2) is identical, is connected one to one between the second switch (4) and the fixed arm (2) by displacement amplifying mechanism (5), When second switch (4) produces the first displacement, the fixed arm (2) produces second displacement amount on the body, and described the Two displacements are more than first displacement.
2. portable set support according to claim 1, it is characterised in that the fixed arm (2) has the first arm (21) the second arm (22) and with first arm (21) being connected；The second switch (4) has driving section (41) and pressed Portion (42)；First arm (21) is coordinated with the driving section (41) in the body by displacement amplifying mechanism (5) to be driven, Second arm (22) extends perpendicularly out the body with the fixation portable set；The press section (42) and the driving section (41) it is connected, and protrudes out the body.
3. portable set support according to claim 2, it is characterised in that the displacement amplifying mechanism (5) is gear Group, it includes at least one set of in-line gears, and each in-line gears have external diameter gear wheel of different sizes and small tooth respectively Wheel；The teeth (211) being engaged with the gear wheel are provided with first arm (21) of the fixed arm (2), it is described big Gear coordinates with first arm (21) to be driven, and the little gear coordinates with the second switch (4) to be driven.
4. portable set support according to claim 3, it is characterised in that the gear train includes the first in-line gears (51) and the second in-line gears (52), first in-line gears (51) have the first gear (511) and second being coaxially disposed Gear (512), the external diameter of the first gear (511) are less than the external diameter of the second gear (512)；Second in-line gears (52) there is the 3rd gear (521) and the 4th gear (522) being coaxially disposed, the external diameter of the 3rd gear (521) is less than institute State the external diameter of the 4th gear (522)；The second switch (4) and the first gear (511) engaged transmission, the second gear (512) with the 3rd gear (521) engaged transmission, the 4th gear (522) and the fixed arm (2) engaged transmission.
5. portable set support according to claim 4, it is characterised in that offer perforation on the driving section (41) (411) periphery of the perforation (411), is provided with rack (412), first in-line gears on the driving section (41) (51) wheel shaft (513) is plugged in the perforation (411), and the rack (412) engages biography with the first gear (511) It is dynamic.
6. the portable set support according to any one of claim 2-5, it is characterised in that the body includes mutual The protecgulum (11) and bonnet (12) covered, multiple first slide rails (121) are provided with the bonnet (12)；First arm (21) It is contained in the bonnet (12), first slide rail (121), which is provided with multiple first, on first arm (21) slides Groove (212), first slide rail (121) are slidably matched with first chute (212), and second arm (22) extends perpendicularly out institute State protecgulum (11).
7. portable set support according to claim 6, it is characterised in that first arm (21) and the bonnet (12) the first elastic component is provided between, first elastic component is that first arm (21) provides restoring force.
8. portable set support according to claim 6, it is characterised in that be provided with the protecgulum (11) described in confession The through hole (111) that first switch (3) enters and exited, the first switch (3) are the pressing being adapted with the fixed arm (2) Switch, is provided with position limiting structure, when the first switch (3) exits institute between the first switch (3) and the fixed arm (2) When stating body, the position limiting structure limits the fixed arm (2) and resetted.
9. portable set support according to claim 8, it is characterised in that the position limiting structure is described including being opened in Accepting groove (213) on first arm (21) and the limiting section (214) being convexly equipped in the accepting groove (213) groove bottom wall；It is described First switch (3) includes the button (31) and increased pressure board (32) that parallel interval is set；The button (31) and the protecgulum (11) The through hole (111) be adapted, the increased pressure board (32) is adapted with the accepting groove (213)；The increased pressure board (32) is received It is dissolved in the accepting groove (213)；When the button (31) enters in the body, the increased pressure board (32) is located at the receipts On tank (213), and the limiting section (214) be located at the accepting groove (213) groove bottom wall and the increased pressure board (32) it Between；When the button (31) exits the body, the limiting section (214) is located at the side of the increased pressure board, the pressurization The limiting section (214) is supported in the side of plate (32), is moved with limiting the fixed arm (2) towards direction is resetted.
10. portable set support according to claim 9, it is characterised in that be provided with and pass through on the accepting groove (213) The spacing hole of first arm (21) is worn, is connected between the increased pressure board (32) and the button (31) by slide post (33), The slide post (33) is actively plugged in the spacing hole；The first switch (3) also includes applying restoring force to it Second elastic component (34), second elastic component (34) is connected with the slide post (33), and protrudes out the increased pressure board backward (32) bonnet (12) is supported with elasticity.