CN209196434U - A kind of positioning mechanism and electronic equipment - Google Patents

Abstract

The utility model discloses a kind of positioning mechanisms, including fixation kit and the rotary components to be rotated relative to fixation kit, rotary components and fixation kit alternatively are equipped with location hole, and another one is equipped with to cooperate with location hole, to realize the rotary components limiting device static relative to fixation kit；Limiting device includes: the push pipe to move along the direction in close and remotely located hole；Set on push pipe, to when it is synchronous with push pipe along moved close to the direction of location hole when rotate predetermined angle relative to push pipe and be disconnected when push pipe is moved along the direction in remotely located hole with push pipe and inlay card is in the first mandril of default position；Moved to the direction along close to location hole synchronous with the first mandril and when the first mandril inlay card is in default position inlay card in the locking part of location hole.The invention also discloses a kind of electronic equipments including above-mentioned positioning mechanism.Above-mentioned positioning mechanism, it can be ensured that rotary components are still in required position relative to fixation kit, and then promote quality.

Description

A kind of positioning mechanism and electronic equipment

Technical field

The utility model relates to a kind of positioning mechanism and electronic equipments.

Background technique

With the continuous development of electronic equipment, the function having is further various；Electronic equipment includes that relative position is fixed Fixing piece and a variety of visual effects can be can be realized using the rotation of revolving part relative to the revolving part of kinematic mount, with Promote the level of electronic equipment.

In the prior art, revolving part provides power by power parts such as driving motors, realizes under different rotating speeds Rotation；When needing revolving part to stop, often being realized using the power-off of power part；That is, to be provided to power part The current supply circuit of electric energy disconnect so that power part powers off, the power part revolving speed after power-off gradually decreased, and drives revolving part Revolving speed gradually decrease, it is static relative to fixing piece until revolving part stops rotating.However in above process, due to power-off Power part afterwards still is able to rotate certain circle number, so that revolving part can not stop at desired position, user can not Position when revolving part stops is controlled, causes user experience ineffective, electronic equipment lacks feeling of high class.

How controlling revolving part as a result, and stopping at required position is those skilled in the art's technical issues that need to address.

Utility model content

The purpose of the utility model is to provide a kind of positioning mechanisms, it can be ensured that rotary components are static relative to fixation kit In required position, and then promote quality.The another object of the utility model is to provide a kind of electronic equipment including positioning mechanism.

To achieve the above object, the utility model provides a kind of positioning mechanism, including fixation kit and to relative to The rotary components of fixation kit rotation, rotary components and fixation kit alternatively are equipped with location hole, another one be equipped with to Location hole cooperates, to realize the rotary components limiting device static relative to fixation kit；Wherein, limiting device includes:

To the push pipe moved along the direction in close and remotely located hole；

Set on push pipe, to rotate preset angle relative to push pipe when the direction along close to location hole synchronous with push pipe is moved It degree and is disconnected when push pipe is moved along the direction in remotely located hole with push pipe and inlay card is in the first mandril of default position；

It is moved to the direction along close to location hole synchronous with the first mandril and the card when the first mandril inlay card is in default position Embedded in the locking part of location hole.

Preferably, limiting device further includes shell, and the inner wall of shell has multiple card slots with for the first mandril inlay card, There is the direction along remotely located hole to extend between two card slots of arbitrary neighborhood, is disconnected with the guiding protruded into for the first mandril Slot, and the first mandril and push pipe are sheathed on the inside of shell.

Preferably, the side wall of push pipe has the guiding rib to be slidably matched with guiding fault trough.

Preferably, the first mandril is equipped with double wedge, and double wedge includes set on the side wall of the first mandril, to slide with guiding fault trough The guide wall of cooperation further includes being located at guide wall close to the end face of push pipe, to inlay card in the inlay card helical teeth of card slot.

Preferably, push pipe is equipped with close to the end face of location hole supplies the first mandril to rotate to offset, generate with inlay card helical teeth Radial force wave helical teeth.

Preferably, card slot includes contacting wall and two inclined walls being connected with contacting wall, two inclined walls be located to Connect the two sides of wall；

Whole inclined walls extend along the direction in remotely located hole, and tilt towards the direction of rotation of the first mandril, contacting wall It is identical as the guiding extending direction of fault trough.

It preferably, further include set on the first elastic portion, the second mandril and the second elasticity between locking part and the first mandril Portion；Wherein,

Elastic force of the elastic force of first elastic portion less than the second elastic portion；

Second mandril includes the extension rod for being located at the boss of the inside of shell and being connected with boss, and extension rod is close to location hole One end extend out to the outside of shell；

The inner sidewall and boss that the both ends of first elastic portion are butted on shell respectively are close to the end face of location hole, the second elastic portion The both ends end face that is butted on the remotely located hole of boss respectively and the first mandril close to the end face of location hole.

Preferably, locking part includes:

Table top positioned at the outside of shell；

Extend, set on table top and towards the direction of location hole to protrude into the positioning contact in location hole；

Extend set on table top and towards the direction of location hole, to be pasted when positioning contact protrudes into location hole with rotary components Close the charge connector to realize charge function.

It preferably, further include driving part to provide the rotary power of rotary components, the rotation axis of rotary components It is vertically arranged with limiting device.The utility model also provides a kind of electronic equipment, including localization machine described in any of the above embodiments Structure.

Preferably, further include shell, audio mould group is equipped in shell and/or to the display with rotary components synchronous rotary Portion.

Relative to above-mentioned background technique, positioning mechanism provided by the utility model, including fixation kit and rotary components, rotation Turning component can rotate relative to fixation kit.Rotary components and fixation kit alternatively are equipped with location hole, and another one is equipped with Limiting device, by the cooperation of limiting device and location hole, to realize that rotary components are static relative to fixation kit.It is working In the process, rotary components are rotated relative to fixation kit, when needing rotary components static relative to fixation kit, utilize limit Device and location hole cooperate, since fixation kit does not rotate, set on fixation kit location hole or limiting device relative to Rotary components are static, after location hole and limiting device cooperation, realize that rotary components are static relative to fixation kit.If rotation Component is equipped with location hole, then fixation kit is equipped with limiting device, and location hole is fixed relative to the position of rotary components at this time, limit Device is fixed relative to the position of fixation kit, and after location hole and limiting device cooperation, rotary components can be relative to fixation Component is still in predeterminated position, so that the relative position of rotary components and fixation kit when static is fixed, rotary components are opposite It is still in required position in fixation kit, and then promotes the quality of electronic equipment.

Power, the first mandril and locking part are provided to move synchronously relative to push pipe using the push pipe of limiting device, are pushed up Pipe, the first mandril direction along close and remotely located hole synchronous with locking part three move；Under the action of push pipe, the first top Bar is moved by initial position along the direction close to location hole, and while moving towards the direction of location hole, the first mandril is opposite It is rotated in push pipe；When push pipe is moved along the direction in remotely located hole and the first mandril rotates predetermined angle relative to push pipe, the One mandril and push pipe are disconnected, and the first mandril is not moved with push pipe along the direction in remotely located hole, at this time the first mandril inlay card In default position, inlay card in default position the first mandril relative to initial position close to location hole, locked under the action of the first mandril Stop inlay card is in location hole；As can be seen that limiting device persistently provides power without push pipe, it is thus only necessary to which push pipe is along close to positioning The direction movement in hole is to realize that the first mandril rotates predetermined angle, and then push pipe can be directed away from the direction fortune of location hole Dynamic, the first mandril will not be directed away from the direction movement of location hole with push pipe at this time, and the first mandril inlay card is in default position, and first Mandril is maintained at current state, and locking part inlay card realizes rotary components relative to fixation kit in location hole in this state Position fix.The utility model also provides a kind of electronic equipment including above-mentioned positioning mechanism, has above-mentioned beneficial effect, this Text repeats no more.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also Other attached drawings can be obtained according to the attached drawing of offer.

Fig. 1 is the explosive view of electronic equipment provided by the utility model embodiment；

Fig. 2 is for the electronic equipment in Fig. 1 in rotary components relative to the cross-sectional view in fixation kit quiescing process；

Fig. 3 is for the electronic equipment in Fig. 1 in rotary components relative to the cross-sectional view under fixation kit stationary state；

Fig. 4 is the partial enlarged view at the position A when the rotary components in Fig. 2 are rotated relative to fixation kit；

Fig. 5 is partial enlarged view of the rotary components relative to fixation kit position A in quiescing process in Fig. 2；

Fig. 6 is partial enlarged view of the rotary components relative to the position A under fixation kit stationary state in Fig. 3；

Fig. 7 is the schematic diagram of the revolving part in Fig. 3；

Fig. 8 is the explosive view at the position C in Fig. 3；

Fig. 9 is the schematic diagram when shrinking of the limiting device in Fig. 8；

Figure 10 is the schematic diagram when stretching out of the limiting device in Fig. 8；

Figure 11 is the structural schematic diagram of the first mandril in Fig. 8；

Figure 12 is the structural schematic diagram of the push pipe in Fig. 8；

Figure 13 is the structure sectional view of the lower casing in Fig. 8；

Figure 14 is the structural schematic diagram of the second mandril in Fig. 8.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

In order to make those skilled in the art more fully understand the utility model, with reference to the accompanying drawing and specifically The utility model is described in further detail for embodiment.

A kind of positioning mechanism provided by the utility model, including fixation kit and rotary components, if Figure of description 1 is to attached Fig. 3, driving part 12 is to provide the rotary power of rotary components, so that rotary components are rotated along vertical axis, rotary components Including locking disk 28, locking disk 28 is realized under the turning effort of driving part 12 to be rotated along vertical axis.

Fixation kit includes main PCB A13, and main PCB A13 has through-hole, and driving part 12 wears the through-hole of main PCB A13；It is main Dynamic component 12 may be configured as rotating electric machine, and the base of rotating electric machine wears the through-hole of main PCB A13, and the output shaft of rotating electric machine is used To provide the rotary power of locking disk 28, the base of main PCB A13 and rotating electric machine is fixed relative to locking disk 28.

Rotary components and fixation kit alternatively are equipped with location hole 281, and another one is equipped with limiting device；Specifically, A kind of embodiment: rotary components are equipped with location hole 281, and fixation kit is equipped with limiting device；Second of embodiment: rotation group Part is equipped with limiting device, and fixation kit is equipped with location hole 281.After location hole 281 and limiting device cooperate, rotary components and solid It is opposing stationary to determine both components.

It provides and illustrates below for the first embodiment, however may be noted that the same energy of second of embodiment Enough realize same technique effect, and depending on specific set-up mode can be constructed according to the different shape of rotary components and fixation kit, Repeats no more herein.

Reference book attached drawing 7, locking disk 28 are equipped with location hole 281, and the center of locking disk 28 is equipped with shaft Hole 280, the output shaft of rotating electric machine are arranged axle sleeve 11, the output shaft synchronous rotation of axle sleeve 11 and rotating electric machine, axle sleeve 11 and rotation Turn fixed frame 4 to be fixedly connected, rotary fixing frame 4 is arranged in parallel with main PCB A13, and PCB8 is parallel with main PCB A13, and PCB8 is fixedly arranged on The lower section of rotary fixing frame 4, and locking disk 28 is fixed on the lower section of PCB8；That is, rotary components successively include from upper by lower Output shaft, axle sleeve 11, locking disk 28, PCB8 and the rotary fixing frame 4 of rotating electric machine, location hole 281 are set to locking disk 28.

Locking disk 28 is equipped with installation screw 283, and bolt lock onto installation screw 283, to realize 28 He of locking disk PCB8's is fixedly connected；The periphery of axle sleeve 11 is also arranged bearing 10, and the top of bearing 10 is equipped with fixed ring 9, and fixed ring 9 is sheathed on In the shaft hole 280 of locking disk 28 and the turn hole of PCB8, to realize that locking disk 28 and PCB8 are rotated along vertical axis, keep away Exempt from rotary shaft inclination when rotated.

The upper surface of axle sleeve 11 is equipped with installation counterbore, and rotary fixing frame 4 is equipped with installation through-hole, installs counterbore and installation through-hole Coaxially, it waits fasteners successively to wear installation through-hole and installation counterbore under by upper using installation bolt 7, realizes axle sleeve 11 and rotate Fixed frame 4 is fixedly connected, as shown in Figure of description 2.

Fixation kit includes the base and main PCB A13 of rotating electric machine, and limiting device is set to main PCB A13, and limiting device is perpendicular Straight setting, when limiting device moves straight up, then can insert in location hole 281, since limiting device is stationary, By the positioning action of location hole 281, realize that rotary components are static relative to limiting device, so that rotary components are fixed on institute Need position.

For the specific set-up mode of limiting device, the components such as piston rod in the prior art, piston rod can be set to It can be pneumatic cylinder in the prior art or hydraulic cylinder, as long as can be realized stretching motion to realize and protrude into location hole 281, Another specific embodiment is hereafter provided again.

Such as Figure of description 8, limiting device includes pushing up along the push pipe 24, first that the direction close to rotary components is set gradually Bar 23 and locking part 17, push pipe 24 are moved to edge toward and away from the direction of rotary components.

In order to realize the movement of push pipe 24, it is also provided with power part 25, power part 25 may be configured as the components such as solenoid valve, Solenoid valve can be set to main PCB A13, and main PCB A13 is to control the flexible of solenoid valve, in conjunction with Figure of description 1 to attached drawing 3, rotation Component is located at the top of fixation kit, and limiting device is set to fixation kit, and limiting device is vertically arranged, and power part 25 is along vertical side To flexible.

Push pipe 24 is set to power part 25, and push pipe 24 is compared to power part 25 close to rotary components, push pipe 24 and power part 25 It moves synchronously；When power part 25 towards the direction of rotary components along moving, then push pipe 24 is along towards the side of rotary components To movement.Therewith similarly, when power part 25 is moved along the direction far from rotary components, then push pipe 24 is along far from rotation The direction of component moves.

The fixed modes such as stickup can be used in both push pipe 24 and power part 25, to ensure the fortune synchronous with power part 25 of push pipe 24 It is dynamic；Certain push pipe 24 also can be used other modes with 25 the two of power part and be connected, as long as can be realized push pipe 24 and power part 25 Move synchronously.

First mandril 23 is set to push pipe 24, when push pipe 24 is moved synchronously with power part 25, the first mandril 23 and push pipe The 24 synchronous directions towards rotary components move；At the same time, the first mandril 23 moved towards the direction of rotary components it is same When, additionally it is possible to it is rotated relative to push pipe 24.

Locking part 17 to be moved synchronously with the direction of the first mandril 23 towards rotary components, the first mandril 23 relative to During push pipe 24 rotates, 23 inlay card of the first mandril is in default position, and the first mandril 23 stops rotating at this time, 17 inlay card of locking part In location hole 281, and then realize rotary components relative to the static of fixation kit.

In simple terms, during push pipe 24 is moved towards the direction of rotary components, the first mandril 23 is synchronous with push pipe 24 It is moved towards the direction of rotary components, and the first mandril 23 is rotated relative to push pipe 24, and the mesh of rotary motion Be in order to make 23 inlay card of the first mandril in default position, so that the first mandril 23 is still in current location, it is ensured that locking part 17 block Embedded in location hole 281.

During the motion, can be divided into two stages: the first stage is that push pipe 24 is transported along the direction close to location hole 281 It is dynamic；Second stage is that push pipe 24 is moved along the direction in remotely located hole 281.In the first phase, it is acted in the movement of push pipe 24 Under, locking part 17, the first mandril 23 direction towards location hole 281 synchronous with 24 three of push pipe move, and in the first mandril During 23 move towards the direction of location hole 281, rotation of first mandril 23 relative to push pipe 24.In second stage, Push pipe 24 is moved along the direction in remotely located hole 281, since the first mandril 23 has rotated predetermined angle relative to push pipe 24, at this time First mandril 23 and push pipe 24 are disconnected namely the first mandril 23 will not be as push pipe 24 be along the direction in remotely located hole 281 Movement, but inlay card stops rotating in default position namely the first mandril 23 after the first mandril 23 rotates predetermined angle, stops simultaneously It only moves towards or away from the direction of location hole 281, since the first mandril 23 acts on locking part 17, stops in the first mandril 23 Under the premise of movement (being moved including rotation and towards or away from the direction of location hole 281), so that locking part 17 is held in stretching State, 17 inlay card of locking part is in location hole 281.

17 inlay card of locking part can be realized in location hole 281 so set, avoiding persistently providing kinetic energy to push pipe 24；Example Such as, using solenoid valve as power source, if keeping 17 inlay card of locking part in the state of location hole 281, without continuing to electromagnetism Valve power supply；In the rotary course of the first mandril 23, after the first mandril 23 rotates predetermined angle, the first mandril 23 stops rotation Turn, 17 inlay card of locking part is in location hole 281 at this time, and at this moment solenoid valve can power off.

For the specific set-up mode for above how realizing that the first mandril 23 is rotated relative to push pipe 24, will be given herein Embodiment.

Limiting device further includes shell, and shell is fixed relative to the first mandril 23 and 24 position of push pipe, such as Figure of description 8 To attached drawing 10, shell includes the first shell 21 and second housing 22, and the first shell 21 is relative to second housing 22 close to rotation group Part namely the first shell 21 are in the top of second housing 22；First shell 21 and second housing 22 form hollow structure, outside second Shell 22 is annular in shape, and push pipe 24 is located in second housing 22, and power part 25 is located at the lower section of second housing 22, power part 25 and push pipe 24 offset, and realize that push pipe 24 is moved synchronously relative to power part 25.

Multiple card slots 221, two card slots of arbitrary neighborhood are arranged in the inner wall of reference book attached drawing 13, second housing 22 It is equipped with guiding fault trough 222 between 221, in the axial direction, is oriented to fault trough 222 relative to card slot 221 far from rotary components, namely The length for being oriented to fault trough 222 is longer, and the length of card slot 221 is shorter.Wherein, the location of card slot 221 is mentioned above Default position position.

First mandril 23 when the first mandril 23 is synchronous with push pipe 24 with 221 inlay card of card slot along close specifically to rotate When the direction movement of component, the first mandril 23 and guiding fault trough 222 cooperate, when the first mandril 23 is detached from the limit of guiding fault trough 222 Behind position, the first mandril 23 is rotated relative to push pipe 24, when the rotation of the first mandril 23 is to card slot 221,23 inlay card of the first mandril in Card slot 221, then the first mandril 23 stops rotating, and 17 inlay card of locking part is in location hole 281 at this time, and keeps the current state.

Stop (namely set-up mode for default position) after the first mandril 23 rotates predetermined angle to realize, not only Be limited to it is mentioned above by the setting of card slot 221 in shell, caulking groove can also be set in the first mandril 23 as needed, shell is set Corresponding component is set to meet and stop after the first mandril 23 rotates predetermined angle, repeats no more herein.

Such as Figure of description 12, push pipe 24 includes cylindrical ontology 243 and the guiding rib set on 243 side wall of ontology 242, guiding rib 242 protrudes from the side wall of ontology 243, and guiding rib 242 with guiding fault trough 222 to be slidably matched.

Under the action of power part 25, guiding rib 242 always along guiding fault trough 222 sliding namely push pipe 24 relative to Second housing 22 not can rotate, and only move along the direction close to and far from rotary components.The number of guiding rib 242 should be with The number for being oriented to fault trough 222 is consistent, the corresponding guiding fault trough 222 of each guiding rib 242.

Such as Figure of description 11, the first mandril 23 includes the socket cap and the lesser cylindrical bar 233 of diameter being relatively large in diameter, circle Column cap and cylindrical bar 233 can be integrated setting, and cylindrical bar 233 protrudes into the through-hole of push pipe 24, and socket cap is located at push pipe 24 Outside, and socket cap compared to push pipe 24 close to rotary components, as shown in Figure of description 8 to attached drawing 10.

Socket cap is equipped with double wedge, and double wedge includes guide wall 231 and inlay card helical teeth 232.Guide wall 231 protrudes from socket cap Side wall, guide wall 231 with guiding fault trough 222 to be slidably matched；Inlay card helical teeth 232 is located in socket cap close to cylindrical bar 233 End face, and inlay card helical teeth 232 protrude from socket cap close to cylindrical bar 233 end face.

In conjunction with Figure of description 13, in the initial state, the guide wall of the guiding rib 242 of push pipe 24 and the first mandril 23 231 cooperate with guiding fault trough 222, and both push pipe 24 and the first mandril 23 only being capable of directions under the action of being oriented to fault trough 222 It is moved close to the direction of rotary components；Meanwhile first mandril 23 inlay card helical teeth 232 and the end face of push pipe 24 offset, in power Under the thrust in portion 25, the side towards close to rotary components synchronous with 23 the two edge guiding fault trough 222 of the first mandril of push pipe 24 To movement, when the double wedge of the first mandril 23 is pushed out guiding fault trough 222, the first mandril 23 is rotated relative to push pipe 24 at this time, For 232 inlay card of inlay card helical teeth of first mandril 23 in card slot 221, the first mandril 23 drives 17 inlay card of locking part in location hole 281, So far, the first mandril 23 is fixed relative to 22 position of second housing, and rotary components are static relative to fixation kit, and push pipe 24 Guiding rib 242 cooperates with guiding fault trough 222 always.

Inlay card helical teeth 232 has certain inclination radially, by guide wall 231 towards on the direction of cylindrical bar 233, Inlay card helical teeth 232 is gradually distance from socket cap；That is, the thickness in the radial direction of inlay card helical teeth 232 is not identical, far from cylindrical bar 233 one end is relatively thin, and one end close to cylindrical bar 233 is thicker.

Such as Figure of description 13, card slot 221 includes contacting wall 2211 and two inclined walls 2212, and two inclined walls 2212 divide Not Wei Yu contacting wall 2211 two sides, inclined wall 2212 along far from rotary components direction extend, inclined wall 2212 towards first The direction of rotation of mandril 23 tilts, and contacting wall 2211 is identical as the guiding extending direction of fault trough 222.

It being explained by taking the left and right orientation of Figure of description 13 as an example, whole inclined walls 2212 are gradually reduced from left to right, I.e. inclined wall 2212 is gradually distance from rotary components from left to right；For the first mandril 23, in rotary course, double wedge elder generation and position 221 inlay card of card slot (17 inlay card of locking part is in location hole 281 at this time) in left side, double wedge and guiding fault trough 222 cooperate (this later When locking part 17 be detached from location hole 281), (17 inlay card of locking part is in location hole at this time for double wedge and the inlay card positioned at right side followed by 281), so far, the above process tilts this feature to the direction of rotation for understanding inclined wall 2212 towards the first mandril 23.

It is offseted using contacting wall 2211 and guide wall 231, and the tilt angle of inclined wall 2212 and inlay card helical teeth 232 are in diameter Upward thickness difference matches, it is ensured that inclined wall 2212 and inlay card helical teeth 232 are bonded closely；Meanwhile when the first mandril 23 When double wedge is pushed out of guiding fault trough 222, in 23 rotary course of the first mandril, based on the tilt angle of inclined wall 2212, card Embedding helical teeth 232 can be smooth the abrasion that fit in inclined wall 2212, reduce between inclined wall 2212 and inlay card helical teeth 232, one Determine to improve service life in degree.

As the ontology 243 of Figure of description 12, push pipe 24 is equipped with wave helical teeth 241, wave helical teeth 241 and the first mandril 23 Inlay card helical teeth 232 be in contact；Wherein, wave helical teeth 241 includes multiple helical teeth, and wave helical teeth 241 is whole continuous in the axial direction It rises and falls, wave helical teeth 241 includes crest portion and trough portion, and crest portion and trough portion are arranged alternately, two adjacent helical teeth Form crest portion or trough portion.

It is identical with the number of 232 three of inlay card helical teeth to be oriented to fault trough 222, guiding rib 242,241 medium wave peak potion of wave helical teeth Number be several twice of inlay card helical teeth 232, the number of 241 medium wave valley of wave helical teeth is inlay card helical teeth 232 several two Times；For example, the number for being oriented to fault trough 222, guiding rib 242 and inlay card helical teeth 232 is four, and wave helical teeth 241 includes Eight crest portions and eight trough portions, eight crest portions and eight trough portions are made of 16 helical teeth, the two of arbitrary neighborhood A helical teeth may make up a crest portion or a trough portion.

Each guiding fault trough 222 all has a crest portion, and crest portion is just at the interposition of guiding fault trough 222 It sets；When the guide wall 231 of the guiding rib 242 of push pipe 24 and the first mandril 23 cooperates with guiding fault trough 222, inlay card helical teeth 232 contact with a crest portion of wave helical teeth 241；Push pipe 24 and the first mandril 23 are moved synchronously along guiding fault trough 222, when When the double wedge of first mandril 23 is pushed out of guiding fault trough 222, since crest portion is located at the middle position of guiding fault trough 222, and Inlay card helical teeth 232 tilts in guiding fault trough 222 towards same direction, when crest portion and inlay card helical teeth 232 are detached from guiding fault trough After 222 constraint, since the contact area between crest portion and inlay card helical teeth 232 is smaller, relative position is unstable between the two, And since the first mandril 23 is located at the inside of second housing 22, under the position-limiting action of second housing 22, the first mandril 23 is only capable of Enough to rotate relative to push pipe 24, when the double wedge of the first mandril 23 is rotated to card slot 221, then double wedge inlay card is realized in card slot 221 First mandril 23 is fixed relative to 22 position of second housing.

Specifically, to realize 17 inlay card of locking part in 281 this purpose of location hole, two motion stages can be distinguished: first A stage, power part 25 provide power, and the first mandril 23 and push pipe 24 are moved synchronously towards the movement of the direction of rotary components, when the The double wedge of one mandril 23 be pushed out of guiding fault trough 222 when, double wedge not by guiding fault trough 222 position-limiting action, double wedge relative to Push pipe 24 rotates；Second stage, after power part 25 runs out of steam or power part 25 is directed away from the direction of rotary components When movement, push pipe 24 is moved along guiding fault trough 222 far from rotary components, and postrotational double wedge and push pipe 24 are detached from this time, convex Tooth is moved to card slot 221, and inlay card, in card slot 221, so far the first mandril 23 is fixed at the position of rotary components, and is locked Inlay card under the action of the first mandril 23 of stop 17 realizes fixation of the fixation kit relative to rotary components in location hole 281.

As shown in Figure of description 9 and attached drawing 10, positioning mechanism further includes the first elastic portion 18, the second mandril 19 and second Elastic portion 20, relative to the second elastic portion 20 close to rotary components, the elastic force of the first elastic portion 18 is less than the first elastic portion 18 The elastic force of second elastic portion 20.

For second mandril 19 relative to the first mandril 23 close to rotary components, the second elastic portion 20 is located at the second mandril 19 and Between one mandril 23；Such as Figure of description 14, the second mandril 19 includes boss 191 and extension rod 192, boss 191 and extension rod 192 are connected, and the two can be integrated setting；Extension rod 192 is relative to boss 191 close to rotary components, and extension rod 192 is along leaning on The direction of nearly rotary components extends.

First elastic portion 18 and the second elastic portion 20 are respectively positioned on inside the first shell 21, and the first shell 21 is close to rotary components End face there is via hole, a part of extension rod 192 of the second mandril 19 is located at the inside of the first shell 21, and another part is located at the The outside of one shell 21；Namely extension rod 192 is pierced by by via hole, the top of extension rod 192 is relative to the first shell 21 close to rotation Turn component.

First elastic portion 18 and the second elastic portion 20 can be arranged along the vertical direction, and the second elastic portion 20 is close to rotary components One end and boss 191 offset far from one end of rotary components, one end far from rotary components of the second elastic portion 20 and the first top The socket cap of bar 23 offsets, and is butted on end face of the socket cap close to rotary components.

More specifically, boss 191 is equipped with limit table top 190, as shown in Figure of description 14；Table top 190 is limited along remote Direction from rotary components extends, and the size of limit table top 190 is less than the size of boss 191, and the second elastic portion 20 is connected in limit The periphery of position table top 190, to ensure that the second elastic portion 20 and the second mandril 19 connect reliably.

First elastic portion 18 is sheathed on extension rod 192, and the first elastic portion 18 is butted on outside first close to one end of rotary components The inside of shell 21, the first elastic portion 18 are butted on boss 191 close to one end of rotary components far from one end of rotary components.

Reference book attached drawing 9 and attached drawing 10, when power part 25 is along close to the direction of rotary components (namely 9 He of attached drawing Top in 10) movement when, both the first shell 21 and second housing 22 are stationary；The fortune synchronous with power part 25 of push pipe 24 Dynamic, under the action of push pipe 24, the first mandril 23 is moved along the direction close to rotary components, and the first mandril 23 is relative to top Pipe 24 rotates；Since the elastic force of the first elastic portion 18 is small, the elastic force of the second elastic portion 20 is big, at this time 20 quilt of the second elastic portion Compression, while the second elastic portion 20 is moved towards the direction close to rotary components, the second elastic portion 20 acts on the second mandril 19, So that the extension rod 192 of the second mandril 19 is moved towards the direction of rotary components, the first elastic portion 18 is compressed at this time.Work as power When portion 25 is moved along the direction (namely lower section in attached drawing 9 and 10) far from rotary components, push pipe 24 is synchronous with power part 25 Movement, postrotational first mandril 23 and push pipe 24 disengage, the inlay card helical teeth 232 of the first mandril 23 and second housing 22 The cooperation of 221 inlay card of card slot, the first mandril 23 are fixed at the position of rotary components, and the position of extension rod 192 is fixed at this time, With for locking part 17 and the cooperation of location hole 281, the positioning of fixation kit and rotary components between the two is completed.

Such as Figure of description 8, for locking part 17 relative to the second mandril 19 close to rotary components, locking part 17 includes table top 171 and positioning contact 172, positioning contact 172 is relative to table top 171 close to rotary components, and positioning contact 172 is to protrude into positioning In hole 281, the positioning of fixation kit and rotary components is realized；Table top 171 is equipped with snap arm, snap arm edge far from the end face of rotary components Direction far from rotary components extends；The extension rod 192 of second mandril 19 be equipped with link slot 193, link slot 193 to snap arm Clamping, to realize that the second mandril 19 is connected with locking part 17, as shown in Figure of description 14.

Table top 171 is equipped with charge connector 14, charge connector 14 relative to table top 171 close to rotary components, with reference to saying Bright book attached drawing 4 is to attached drawing 6, when rotary components are in rotary course, locking disk 28 and PCB8 synchronous rotary, and fixation kit at this time It is stationary, and have between locking part 17 and locking disk 28 it is at regular intervals, as shown in Figure of description 4.

When rotary components need to stop rotating, power part 25 is moved towards the direction of rotary components, by mentioned above Process, positioning contact 172 and the locking disk 28 of locking part 17 offset, at this time since positioning contact 172 not yet protrudes into positioning In hole 281, the first elastic portion 18 and the second elastic portion 20 are in compressed state, and locking disk 28 and PCB8 continue to rotate, As shown in Figure of description 5；When the location hole 281 of locking disk 28 rotation to the vertical top of positioning contact 172, due to fixed The pressure of 172 top of position contact disappears, and the elasticity release of the first elastic portion 18 and the second elastic portion 20 pushes positioning contact 172 It is moved towards the direction of rotary components, positioning contact 172 can protrude into location hole 281, realize fixation kit and rotary components two The positioning of person, as shown in Figure of description 6.

Such as Figure of description 7, locking disk 28 is equipped with triggering through-hole 282, and PCB8 is equipped with to protrude into triggering through-hole 282 Trigger member, when positioning contact 172 can protrude into location hole 281, charge connector 14 protrudes into the triggering through-hole of locking disk 28 282, the trigger member contact of charge connector 14 and PCB8 realizes charge function, as shown in Figure of description 6.

Reference book attached drawing 8, table top 171 are equipped with auxiliary PCB15, and charge connector 14 is set to auxiliary PCB15, auxiliary PCB15 is connected with cable 16, and cable 16 connects the components such as Power Supply Assembly；When both fixation kit and rotary components are opposing stationary Afterwards, the trigger member of charge connector 14 and PCB8 contact, it is believed that charging circuit conducting, it at this time can be to power supply by cable 16 Component charges；When needing rotary components to start rotation, the trigger member of charge connector 14 and PCB8 are detached from, it is believed that are filled Circuit disconnects, and cannot charge at this time to Power Supply Assembly.

It is explained so that the rotation axis of rotary components and limiting device are vertically arranged as an example herein, however this field skill Art personnel are it is found that the specific set-up mode of rotary components and rotation mode and limiting device is not limited to this, and repeats no more herein.

The utility model also provides a kind of electronic equipment, including above-mentioned positioning mechanism.

Reference book attached drawing 1 is to attached drawing 3, and electronic equipment further includes display unit 3, and display unit 3 is to same with rotary components Step rotation；Specifically, display unit 3 is set to rotary fixing frame 4, and rotary fixing frame 4 can be regarded as a component of rotary components, When rotary fixing frame 4 rotates, then 4 synchronous rotary of display unit 3 and rotary fixing frame.Display unit 3 passes through the fixed bracket 2 of display unit It is fixed on rotary fixing frame 4, the shape of the fixed bracket 2 of display unit should match with the shape of fixed display unit 3, and display unit is fixed The inside casing of bracket 2 and the external margin of display unit 3 fit, and rotary fixing frame 4 is fixed in the bottom of the fixed bracket 2 of display unit, Realize display unit fixed bracket 2,4 three's synchronous rotary of display unit 3 and rotary fixing frame.Display unit 3 can be shown in preset Hold, in rotary course, using visual persistence effect, the display of plane is converted into 360 ° of stereoscopic display, improves display effect Fruit and user experience.

Electronic equipment provided by the utility model has audio mould group 5；First shell 1 and second housing 26, which are formed, to be accommodated Chamber, to accommodate above-mentioned whole components；First shell 1 and second housing 26 can be used transparent material and be made, 1 He of the first shell Second housing 26 can connect into a complete shell by being threadedly engaged, and further include the bottom cover 6 to carry audio mould group 5； Second housing 26 is along the circumferential direction also provided with sieve pore, spreads out of shell convenient for sound.

It should be noted that in the present specification, such as first and second etc relational terms are used merely to one Entity is distinguished with other several entities, and without necessarily requiring or implying between these entities, there are any this actual Relationship or sequence.

Positioning mechanism provided by the utility model and electronic equipment are described in detail above.It is used herein Specific case is expounded the principles of the present invention and embodiment, and the explanation of above example is only intended to help to manage Solve the method and its core concept of the utility model.It should be pointed out that for those skilled in the art, not Under the premise of being detached from the utility model principle, several improvements and modifications can be made to this utility model, these improve and repair Decorations are also fallen into the protection scope of the utility model claims.

Claims (11)

1. a kind of positioning mechanism, which is characterized in that including fixation kit and the rotation to be rotated relative to the fixation kit Turn component, the rotary components and the fixation kit alternatively are equipped with location hole (281), another one be equipped with to it is described Location hole (281) cooperates, to realize the rotary components limiting device static relative to the fixation kit；Wherein, described Limiting device includes:

To the push pipe (24) moved along the direction close to and far from the location hole (281)；

Set on the push pipe (24), to be moved when the direction along close to the location hole (281) synchronous with the push pipe (24) When relative to the push pipe (24) rotate predetermined angle and when the push pipe (24) along far from the location hole (281) direction transport It is disconnected when dynamic with the push pipe (24) and inlay card is in the first mandril (23) of default position；

To the direction movement along close to the location hole (281) synchronous with the first mandril (23) and work as first mandril (23) inlay card when default position inlay card in the locking part (17) of the location hole (281).

2. positioning mechanism according to claim 1, which is characterized in that the limiting device further includes shell, the shell Inner wall have multiple card slots (221) with for the first mandril (23) inlay card, two card slots of arbitrary neighborhood (221) have between and extend, along the direction far from the location hole (281) with the guiding protruded into for first mandril (23) Fault trough (222), and first mandril (23) and the push pipe (24) are sheathed on the inside of the shell.

3. positioning mechanism according to claim 2, which is characterized in that the side wall of the push pipe (24) have to it is described The guiding rib (242) that guiding fault trough (222) is slidably matched.

4. positioning mechanism according to claim 2, which is characterized in that first mandril (23) is equipped with double wedge, described convex Tooth includes the side wall set on first mandril (23), the guide wall to be slidably matched with guiding fault trough (222) It (231), further include close to the end face of the push pipe (24), to inlay card positioned at the guide wall (231) in the card slot (221) Inlay card helical teeth (232).

5. positioning mechanism according to claim 4, which is characterized in that the push pipe (24) is close to the location hole (281) End face be equipped with to offset, generate with the inlay card helical teeth (232) for first mandril (23) rotate radial force wave Unrestrained helical teeth (241).

6. positioning mechanism according to claim 4, which is characterized in that the card slot (221) include contacting wall (2211) and Two inclined walls (2212) being connected with the contacting wall (2211), two inclined walls (2212) are located at the abutting The two sides of wall (2211)；

All the inclined walls (2212) extend along the direction far from the location hole (281), and towards first mandril (23) direction of rotation inclination, the contacting wall (2211) are identical as the guiding extending direction of fault trough (222).

7. positioning mechanism according to claim 4, which is characterized in that further include being set to the locking part (17) and described the The first elastic portion (18), the second mandril (19) and the second elastic portion (20) between one mandril (23)；Wherein,

The elastic force of first elastic portion (18) is less than the elastic force of second elastic portion (20)；

Second mandril (19) includes being located at the boss (191) of the inside of the shell and being connected with the boss (191) Extension rod (192), the extension rod (192) extend out to the outside of the shell close to the one end of the location hole (281)；

The inner sidewall and the boss (191) that the both ends of first elastic portion (18) are butted on the shell respectively are close to described fixed The end face in position hole (281), the both ends of second elastic portion (20) are butted on the boss (191) far from the location hole respectively (281) end face of end face and first mandril (23) close the location hole (281).

8. according to positioning mechanism described in claim 2 to 7 any one, which is characterized in that the locking part (17) includes:

Table top (171) positioned at the outside of the shell；

Extend, set on the table top (171) and towards the direction of the location hole (281) to protrude into the location hole (281) In positioning contact (172)；

Extend set on the table top (171) and towards the direction of the location hole (281), to work as the positioning contact (172) The charge connector (14) to realize charge function is bonded when protruding into the location hole (281) with the rotary components.

9. positioning mechanism according to claim 8, which is characterized in that further include to provide the rotation of the rotary components The driving part (12) of power, the rotation axis of the rotary components are vertically arranged with the limiting device.

10. a kind of electronic equipment, which is characterized in that including positioning mechanism as described in any one of claim 1 to 9.

11. electronic equipment according to claim 10, which is characterized in that further include shell, audio is equipped in the shell Mould group (5) and/or to the display unit (3) with the rotary components synchronous rotary.