CN208855540U - For adjusting executing agency and the vehicle of display terminal - Google Patents

Abstract

The executing agency and vehicle that the utility model discloses a kind of for adjusting display terminal, the executing agency for being used to adjust display terminal, it include: telescoping mechanism, the telescoping mechanism is for installing display terminal, the telescoping mechanism has stretching state and retracted mode, and be set as switching in another state from a state in the stretching state and the retracted mode when by an axial compressive force, when by axial compressive force next time from the stretching state and the retracted mode described in another state switch back into one state.The executing agency for being used to adjust display terminal of the utility model, display terminal can drive telescoping mechanism axially movable, and display terminal crumple forward avoids that rigid collision occurs between occupant and display terminal.

Description

For adjusting executing agency and the vehicle of display terminal

Technical field

The utility model belongs to technical field of vehicle manufacture, in particular to a kind of for adjusting holding for display terminal Row mechanism and vehicle with the executing agency.

Background technique

Vehicle-mounted display terminal is user-friendly, it will usually which the installation site of display terminal is protruded from instrument desk table Face.This will lead to when vehicle collides, and driver or passenger have the risk for hitting display terminal, and display terminal surface Operator control panel is typically all glass material, is easily damaged to the personal safety of occupant in knockout process, risk is higher, deposits In improved space.

Utility model content

The utility model aims to solve at least one of the technical problems existing in the prior art.For this purpose, the utility model One purpose be to propose the executing agency for adjusting display terminal, it can be achieved that display terminal angular adjustment, and can multiply Member's shock display terminal plays the role of crumple.

According to the utility model embodiment for adjusting the executing agency of display terminal, comprising: telescoping mechanism, it is described to stretch For installing display terminal, the telescoping mechanism has stretching state and retracted mode, and is set as by primary for contracting mechanism Another state is switched in from a state in the stretching state and the retracted mode when axial compressive force, by next When secondary axial compressive force from the stretching state and the retracted mode described in another state switch back into one state； Wherein, the telescoping mechanism includes: hollow shaft, and the internal perisporium of the hollow shaft is equipped with multiple first guide grooves and the second guiding Slot, multiple first guide grooves and multiple second guide grooves are circumferentially staggered, and second guide groove is along axis To length be greater than first guide groove along axial length；Fixing axle, one end of the fixing axle is for installing display eventually End, the other end of the fixing axle have engaging tooth, and the periphery wall of the fixing axle is equipped with for matching with second guide groove The guide ledges of conjunction；Rotary shaft, the periphery wall of the rotary shaft is equipped with the guiding rib of multiple circumferentially spaced settings, described to lead It is axially extended to muscle, for engaging with the end face of the guiding rib, the guiding rib is suitable for described first the engaging tooth Switch between guide groove and second guide groove so that the telescoping mechanism the stretching state and the retracted mode it Between switch；Elastic component, the elastic component and the rotary shaft elastic connection.

According to the utility model embodiment for adjusting the executing agency of display terminal, display terminal is hit in occupant When, display terminal can drive telescoping mechanism axially movable, display terminal crumple forward, efficiently avoid occupant and display eventually Rigid collision occurs between end, mitigates occupant and is damaged in emergency, improves the comfortableness and security that occupant rides. Occupant can also adjust the relative position of occupant by pressing display terminal, and structure is simple, and adjustment process is convenient.

According to the utility model embodiment for adjusting the executing agency of display terminal, the end face of the guiding rib is oblique Face shape, the engaging tooth are circumferentially W-shaped.

According to the utility model embodiment for adjusting the executing agency of display terminal, the guide ledges be it is multiple, And circumferentially spaced setting.

According to the utility model embodiment for adjusting the executing agency of display terminal, the periphery wall of the fixing axle is set There is bulge loop, when the telescoping mechanism is in retracted mode, the bulge loop is used to be interference fitted with the inner wall of the hollow shaft.

According to the utility model embodiment for adjusting the executing agency of display terminal, the fixed hub is located at described A part of rotary shaft is outer.

According to the utility model embodiment for adjusting the executing agency of display terminal, further includes: driving mechanism, it is described The output end of driving mechanism is connected with the hollow shaft, and the driving mechanism is for driving the hollow shaft to rotate, the elasticity Part elastic connection is between the rotary shaft and the driving mechanism.

According to the utility model embodiment for adjusting the executing agency of display terminal, the output end of the driving mechanism Including output gear, the output gear is fixedly connected with the hollow shaft, and the inner ring of the output gear protrude from it is described The inner wall of hollow shaft, the elastic component is spring, and elasticity is pressed on the end face of the output gear and the end of the rotary shaft Between face.

According to the utility model embodiment for adjusting the executing agency of display terminal, further includes: pedestal, it is described hollow Axis is supported on the pedestal by bearing.

According to the utility model embodiment for adjusting the executing agency of display terminal, the pedestal is equipped with limit convex Retaining convex rib is arranged in platform, the hollow shaft, when the driving mechanism drives the hollow shaft to rotate in place, the retaining convex rib For compressing the positive stop lug boss.

The utility model also proposed a kind of vehicle.

According to the vehicle of the utility model embodiment, comprising: be used for described in display terminal and any of the above-described kind of embodiment The executing agency of display terminal is adjusted, the display terminal is installed on the telescoping mechanism.

Possessed advantage is identical compared with the existing technology with above-mentioned executing agency for the vehicle, and details are not described herein.

The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description In become obvious, or recognized by the practice of the utility model.

Detailed description of the invention

The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will Become obvious and be readily appreciated that, in which:

Fig. 1 is the structural schematic diagram according to the executing agency of the utility model embodiment；

Fig. 2 is the cut away view according to the executing agency of the utility model embodiment；

Fig. 3 is the explosive view according to the executing agency of the utility model embodiment；

Fig. 4 is the cut away view according to the hollow shaft of the executing agency of the utility model embodiment.

Appended drawing reference:

Executing agency 100,

Telescoping mechanism 1, hollow shaft 11, the first guide groove 111, the second guide groove 112, keyway 113, supporter 114, limit Convex ribs 115, first segment 116, second segment 117, fixing axle 12, guide ledges 121, bulge loop 122, engaging tooth 123, rotary shaft 13, Guiding rib 131, elastic component 14,

Driving mechanism 3, power source 31, level-one active worm screw 32, the driven spur gear 33 of level-one, second level active worm screw 34, two The driven spur gear 35 of grade, bearing 36,

Pedestal 5, harness 7,

Display terminal 200.

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model Limitation.

Below with reference to Fig. 1-Fig. 4 description according to the utility model embodiment for adjusting the executing agency of display terminal 100, the executing agency 100 is for driving the rotation of display terminal 200, it can be achieved that display terminal 200 is cut between transverse screen and vertical screen It changes, or display terminal 200 is adjusted to other angles.And display terminal 200 can be transported forward when occupant hits display terminal 200 It is dynamic, and then play the role of crumple, it is damaged with mitigating occupant.Wherein, display terminal 200 can be touch screen etc..

Such as without special explanation, the front-rear direction in the application is the longitudinal direction of vehicle, i.e. X to；Left and right directions is vehicle Transverse direction, i.e. Y-direction；Up and down direction is the vertical of vehicle, i.e. Z-direction.

As Figure 1-Figure 4, according to the utility model one embodiment for adjusting the executing agency of display terminal 100, comprising: telescoping mechanism 1 and driving mechanism 3.

As shown in Figure 1-Figure 3, telescoping mechanism 1, can be tight by screw thread by display terminal 200 for installing display terminal 200 Firmware is connected and fixed on telescoping mechanism 1, so that display terminal 200 and telescoping mechanism 1 are relatively fixed.In this way, telescoping mechanism 1 can be with Display terminal 200 moves synchronously, and telescoping mechanism 1 can drive display terminal 200 to rotate when rotating.And telescoping mechanism 1 and display are eventually The connection type that end 200 is connected by threaded fastener, it is user-friendly convenient for the installation and replacement of display terminal 200.

Telescoping mechanism 1 have stretching state and retracted mode, telescoping mechanism 1 be set as when by an axial compressive force from A state in stretching state and retracted mode switches in another state, from stretching shape when by axial compressive force next time Another state in state and retracted mode switches back into a state, i.e. telescoping mechanism 1 is being continually subjected to twice along axial pressure Original state can be arrived after power again.

Telescoping mechanism 1 is connected with display terminal 200, and when telescoping mechanism 1 is in stretching state, display terminal 200, which is in, to be stretched It does well；When telescoping mechanism 1 is in retracted mode, display terminal 200 is in retracted mode.In this way, being in display terminal 200 Retracted mode and when occupant is needed using display terminal 200, can be by display terminal 200 of pressing with by display terminal 200 Adjust stretching state；It, can or when display terminal 200 is in stretching state and occupant is without the demand for using display terminal 200 By display terminal 200 of pressing display terminal 200 is adjusted to retracted mode.

Wherein, when display terminal 200 is in stretching state, display terminal 200 is closer with occupant's；Display terminal 200 be in retracted mode when, display terminal 200 at a distance from occupant farther out.Occupant can be by pressing display terminal 200 as a result, It realizes the adjusting of the relative position of occupant and display terminal 200, checks display terminal 200 convenient for occupant, guarantee that occupant has and relax Suitable usage experience provides more free usage mode to occupant, promotes the service performance of display terminal 200.Adjustment process letter Singly, conveniently.

When vehicle meets emergency brake, occupant is dived forward by the effect of inertia force, and turns forward body in occupant During easily touch display terminal 200, when the impact force that occupant generates display terminal 200 is excessive, display terminal 200 apply to telescoping mechanism 1 along axial pressure, and 1 stress of telescoping mechanism axially movable, stretch by the crumple forward of display terminal 200 Contracting mechanism 1 can absorb the energy that occupant hits display terminal 200 during axially movable.So that display terminal 200 has There is good crumple to act on, avoid and rigid collision occurs between occupant and display terminal 200, greatly reduction occupant and display Impact force between terminal 200 effectively mitigates the damage that occupant is subject in emergency, improves the comfort that occupant rides And safety, improve the practicability of executing agency 100.It, can be by pressing realization again and after display terminal 200 completes crumple Display terminal 200 restores, and occupant still can normal use display terminal 200.

As shown in Fig. 2-Fig. 3, the output end of driving mechanism 3 is connected with telescoping mechanism 1, and driving mechanism 3 is flexible for driving Mechanism 1 rotates, and when driving mechanism 3 drives telescoping mechanism 1 to rotate, telescoping mechanism 1 drives display terminal 200 to rotate.By This, it can be achieved that display terminal 200 angular adjustment, realize display terminal 200 switch between transverse screen and vertical screen, meet user's Use demand.Wherein, driving mechanism 3 may include driving motor, and driving motor can be used as the power source 31 of driving mechanism 3, be used for Export the driving force that telescoping mechanism 1 moves.Position adjustment is carried out to display terminal 200 by driving mechanism 3, facilitates user couple Display terminal 200 is operated, while the comfort of 200 vision of display terminal can be improved.

According to the utility model embodiment for adjusting the executing agency 100 of display terminal, display is hit eventually in occupant When holding 200, display terminal 200 can drive telescoping mechanism 1 axially movable, and the crumple forward of display terminal 200 is effectively prevented from Rigid collision occurs between occupant and display terminal 200, mitigates occupant and is damaged in emergency, raising occupant rides Comfortableness and security.Occupant can also adjust the relative position with occupant by pressing display terminal 200, and structure is simple, adjusts Section process is convenient, can press realization after 200 crumple of display terminal again and restore.

In some embodiments, as shown in Fig. 2-Fig. 3, telescoping mechanism 1 includes hollow shaft 11, fixing axle 12, rotary shaft 13 With elastic component 14.

As shown in Fig. 2-Fig. 3, the output end of driving mechanism 3 is connected with hollow shaft 11, and driving mechanism 3 is for driving hollow shaft 11 rotation, wherein the output end of driving mechanism 3 can with hollow shaft 11 by spline structure cooperate be connected or driving mechanism 3 it is defeated Outlet is formed as one with hollow shaft 11.The output end of driving mechanism 3 can drive hollow shaft 11 to rotate, and hollow shaft 11 is away from drive One end of motivation structure 3 is connected with display terminal 200, and driving mechanism 3 can drive hollow shaft 11 to drive 200 turns of display terminal as a result, It is dynamic.Certainly, the output end of driving mechanism 3 and the connection type of hollow shaft 11 are without being limited thereto, can also be other forms.

As shown in figure 4, the internal perisporium of hollow shaft 11 is equipped with multiple first guide grooves 111 and multiple second guide grooves 112, it is more A first guide groove 111 and multiple second guide grooves 112 are circumferentially staggered, i.e., between two neighboring first guide groove 111 Equipped with second guide groove 112, it is equipped with first guide groove 111 between two neighboring second guide groove 112, and second leads Being greater than the first guide groove 111 along axial length along axial length to slot 112, i.e. the second guide groove 112 is deep guide groove, the One guide groove 111 is shallow guide groove.

As shown in Figure 1-Figure 3, for installing display terminal 200, display terminal 200 can pass through screw thread for one end of fixing axle 12 Fastener is installed on one end of fixing axle 12, and the other end of fixing axle 12 has engaging tooth 123, and the periphery wall of fixing axle 12 is equipped with Guide ledges 121, guide ledges 121 are used to cooperate with the second guide groove 112, and guide ledges 121 are adapted to extend into the second guide groove In 112, guide ledges 121 are multiple, and circumferentially spaced setting, and circumferentially uniform intervals open up multiple guide ledges 121 Set, guide ledges 121 can play the role of circumferentially limiting to fixing axle 12 and hollow shaft 11, can be effectively prevented fixing axle 12 with The circumferentially relative motion of hollow shaft 11.

The periphery wall of rotary shaft 13 is equipped with multiple guiding ribs 131, the circumferentially spaced setting of multiple guiding ribs 131, guiding Muscle 131 axially extends, and for engaging with the end face of guiding rib 131, engaging tooth 123 is suitable for by squeezing guiding engaging tooth 123 The end face of muscle 131 is to push rotary shaft 13 axially movable.

Guiding rib 131 is suitable for switching between the first guide groove 111 and the second guide groove 112 so that telescoping mechanism 1 is being stretched It does well and switches between retracted mode, guiding rib 131 protrudes into the second guide groove 112 and axially movable to the second guide groove When 112 groove bottom wall, axially movable to maximum position, i.e., telescoping mechanism 1 and display terminal 200 are in stretches out rotary shaft 13 State；Guiding rib 131 protrude into the first guide groove 111 and axially movable to the groove bottom wall of the first guide groove 111 when, i.e., it is flexible Mechanism 1 and display terminal 200 are in retracted mode.

Elastic component 14 and 13 elastic connection of rotary shaft, 14 elastic connection of elastic component between rotary shaft 13 and driving mechanism 3, I.e. the both ends of elastic component 14 are connected with rotary shaft 13 and driving mechanism 3 respectively.As shown in Fig. 2, elastic component 14 is spring, as a result, Elastic component 14 can provide elastic pre-stress between rotary shaft 13 and driving mechanism 3.It should be noted that one end of rotary shaft 13 It is connected with elastic component 14, the other end of rotary shaft 13 presses on the engaging tooth 123 of fixing axle 12 by the end face of guiding rib 131. In this way, squeezing fixing axle 12 after 200 stress of display terminal, fixing axle 12 constantly compresses elastic component 14, so that the bullet of elastic component 14 Property potential energy gradually increases.In this way, Impact energy of the occupant to display terminal 200 can be converted to the elastic potential energy of elastic component 14, Avoid occupant and display terminal 200 that rigid collision occurs.

In embodiment as Figure 1-Figure 4, the internal perisporium of hollow shaft 11 is set there are four the first guide groove 111 and four Second guide groove 112, as shown in figure 4, there is supporter 114, and the first guide groove between two neighboring second guide groove 112 111 are formed in the end of supporter 114, and are equipped with keyway along the region of axial face in supporter 114 and the first guide groove 111 113, keyway 113 axially extends concordant with the groove bottom wall of the second guide groove 112.Wherein, supporter 114 includes first segment 116 With second segment 117, the end of first segment 116 and second segment 117 all has inclined-plane, inclined-plane and the second segment 117 of first segment 116 Inclined-plane is arranged in parallel, the inclined-plane of first segment 116 at least partly with 113 face of keyway, the inclined-plane of first segment 116 is close to second The one end on the inclined-plane of section 117 and the inclined-plane of second segment 117 between the one end on the inclined-plane of first segment 116 there are difference in height, the One section 116 of inclined-plane is away from the one end on the inclined-plane of second segment 117 and the inclined-plane of second segment 117 away from the inclined-plane of first segment 116 There are differences in height between one end, as shown in figure 4, the inclined-plane of first segment 116 is parallel with the inclined-plane of second segment 117, and first segment 116 Step surface is formed between second segment 117.

As shown in figure 3, the end face of guiding rib 131 is scarf, engaging tooth 123 is W-shaped, guiding rib circumferentially 131 end face compresses engaging tooth 123, and when fixing axle 12 is by along axial pressure, fixing axle 12 passes through engaging tooth 123 and leads It is contacted to the end face of muscle 131 and pressure is passed into rotary shaft 13, so that rotary shaft 13 is axially movable, and 14 pairs of elastic component guiding The elastic force of muscle 131 makes guiding rib 131 have the trend moved along inclined-plane always during axially movable.

It should be noted that fixing axle 12 include eight guide ledges 121, eight guide ledges 121 circumferentially uniformly between It is spaced apart, the periphery wall of rotary shaft 13 sets four guiding ribs 131 circumferentially evenly-spaced setting there are four guiding rib 131. When telescoping mechanism 1 is in stretching state, four guiding ribs 131 are protruded into correspondingly respectively in four the second guide grooves 112, One and 131 face of guiding rib in two neighboring guide ledges 121 in eight guide ledges 121, and protrude into and the guiding In corresponding second guide groove 112 of muscle 131, another in the two neighboring guide ledges 121 in eight guide ledges 121 is stretched Enter in keyway 113, to play the role of limit to fixing axle 12 and hollow shaft 11.

Detailed process is as follows along adjusting is axially pressed for display terminal 200 and telescoping mechanism 1:

When display terminal 200 and telescoping mechanism 1 are in retracted mode, the end face of guiding rib 131 compresses supporter 114 End, the end face of guiding rib 131 is bonded with 116 inclined-plane of first segment, and the side of guiding rib 131 compresses the platform of supporter 114 Terrace, rotary shaft 13 are made guiding rib 131 have the trend moved along inclined-plane by the elastic force of elastic component 14, at this point, pressing Display terminal 200, display terminal 200 drives fixing axle 12 axially movable, and guiding rib 131 is along the step of supporter 114 Face movement, the inclined-plane that guiding rib 131 moves to guiding rib 131 is concordant with the inclined-plane of second segment 117 or the inclined-plane of guiding rib 131 When protruding from the inclined-plane of second segment 117, pressing force is removed.Guiding rib 131 is under the active force of elastic component 14 along second segment 117 Inclined-plane movement, 45 ° of rotations occur for rotary shaft 13, and move to the second guide groove along the inclined-plane of second segment 117 in guiding rib 131 When 112, guiding rib 131 is protruded into the second guide groove 112, and telescoping mechanism 1 is transformed into stretching state from retracted mode.

When display terminal 200 and telescoping mechanism 1 are in stretching state, guiding rib 131 is located in the second guide groove 112, Occupant presses display terminal 200 and fixing axle 12, and fixing axle 12 pushes rotary shaft 13 axially movable, and guiding rib 131 is second In guide groove 112 axially movable, guiding rib 131 move to guiding rib 131 inclined-plane it is concordant with the inclined-plane of first segment 116 or lead To muscle 131 inclined convex for first segment 116 inclined-plane when, remove pressing force, guiding rib 131 is in 14 active force lower edge of elastic component The side that the inclined-plane of first segment 116 moves to guiding rib 131 compresses the step surface of supporter 114, and rotary shaft 13 occurs 45 ° and turns Dynamic, the end of guiding rib 131 is located in the first guide groove 111, and telescoping mechanism 1 is transformed into retracted mode from stretching state.

In some embodiments, it as shown in figure 3, the periphery wall of fixing axle 12 is equipped with bulge loop 122, is in telescoping mechanism 1 When retracted mode, bulge loop 122 is used to be interference fitted with the inner wall of hollow shaft 11, and bulge loop 122 can play the role of increasing friction force, It prevents after 200 crumple of display terminal since inertia remains to stretch back and forth, in this way, occupant in normal use display terminal 200, shows Show that terminal 200 has stable working condition, display terminal 200 and fixing axle 12 will not be improved and be executed easily along axial shaking The reasonability that mechanism 100 designs.

A part that fixing axle 12 is set in rotary shaft 13 is outer, as shown in Fig. 2, rotary shaft 13 deviates from one end of elastic component 14 It protrudes into fixing axle 12, it is to be understood that the engaging tooth 123 of fixing axle 12 can be engaged with the end face of guiding rib 131, work as fixation When the engaging tooth 123 of axis 12 is separated with the end face of guiding rib 131, rotary shaft 13 is still located at fixation away from one end of elastic component 14 In axis 12, rotary shaft 13 and the diametrically opposite fixation of fixing axle 12 as a result, in this way, can convenient for fixing axle 12 engaging tooth 123 with The end face of guiding rib 131 is engaged again, and the end face of the engaging tooth 123 and guiding rib 131 that are effectively prevented from fixing axle 12 occurs wrong Position guarantees that executing agency 100 can accurately adjust the state of display terminal 200, improves the reasonability that executing agency 100 designs And practicability.Fixing axle 12 is set in the outer executing agency 100 that can shorten of a part of rotary shaft 13 along axial length, and reduction is held The arrangement space of row mechanism 100, so that the overall structure of executing agency 100 is more compact.

As shown in Fig. 2-Fig. 3, the output end of driving mechanism 3 includes output gear, output gear and the fixed company of hollow shaft 11 It connects, output gear can be integrally formed with hollow shaft 11, thus can guarantee the bonding strength of output gear and hollow shaft 11.And it is defeated The inner ring of gear protrudes from the inner wall of hollow shaft 11, i.e. internal diameter of the diameter of output gear inner ring less than hollow shaft 11, elasticity out Part 14 is spring, and elasticity is pressed between the end face of output gear and the end face of rotary shaft 13, in 200 crumple of display terminal When, the end face of rotary shaft 13 squeezes elastic component 14,14 contraction distortion of elastic component, elastic potential energy increase and display terminal 200 by The effect of shock gradually decreases, so that display terminal 200 has good crumple effect when being hit, so as to effectively Occupant is reduced to be damaged in emergency.

The structure of the driving mechanism 3 of the executing agency 100 of the utility model embodiment is described below.

As shown in Fig. 2-Fig. 3, driving mechanism 3 includes: power source 31 and retarder, the output shaft and retarder of power source 31 Input terminal be connected, the output end of retarder is connected with telescoping mechanism 1.

Power source 31 can be motor, oil pump, air pump etc., and retarder can slow down for gear reduction unit, V belt translation, slow down Device may be worm- gear drive mechanism etc..Retarder can be first class reducer structure, or more step reduction mechanism.

Driving mechanism 3 for driving display terminal 200 to move, comprising: power source 31 and retarder, retarder include master Dynamic worm screw and driven spur gear, active worm screw are connected with the output shaft of power source 31, and driven spur gear is engaged with active worm screw.

Using worm screw spur gear deceleration mechanism, the mechanism is compact, small in size, light-weight, and stable drive, noise are low, whole A deceleration mechanism flexible layout, is convenient for cabling, the requirement of more applicable whole structure spaces compact, vehicle freight weight limit, while can also be with Give user better riding experience.

As shown in Fig. 2-Fig. 3, retarder is secondary drive mechanism, and retarder includes: that level-one active worm screw 32, level-one are driven Spur gear 33, second level active worm screw 34, the driven spur gear 35 of second level.

Wherein, the output shaft of power source 31 is connect with level-one active worm screw 32, and level-one active worm screw 32 can integrate in dynamic Outside the output shaft in power source 31, the output shaft of power source 31 can be fixedly connected with level-one active worm screw 32 or power source 31 Output shaft is detachably connected with level-one active worm screw 32 by connector.

Level-one active worm screw 32 engages with the driven spur gear 33 of level-one, and the axis and level-one of level-one active worm screw 32 are driven straight The angle of the axis of gear 33 is acute angle.That is, level-one active worm screw 32 and the driven spur gear 33 of level-one and non-perpendicular cloth It sets, can guarantee that level-one active worm screw 32 and the meshing state of the driven spur gear 33 of level-one are good in this way, transmission efficiency is higher.Straight-tooth That takes turns is easy to process, Worm Wheel System in the related technology is improved to worm gear Spur Gear Driving, to avoid encountering worm gear The problem of poor processability.

Second level active worm screw 34 and the driven spur gear 33 of level-one are coaxially disposed, second level active worm screw 34 and the driven straight-tooth of level-one Take turns 33 axially spaced settings, second level active worm screw 34 can be integrally machined with the driven spur gear 33 of level-one or level-one from Dynamic spur gear 33 can be connected by spline with second level active worm screw 34.

The driven spur gear 35 of second level is engaged with second level active worm screw 34, and the driven spur gear 35 of second level is used for output driving mechanism 3 driving force.The angle of the axis of the axis and driven spur gear 35 of second level of second level active worm screw 34 is acute angle, that is to say, that Second level active worm screw 34 is not arranged vertically with the driven spur gear 35 of second level, can guarantee second level active worm screw 34 and second level in this way The meshing state of driven spur gear 35 is good, and transmission efficiency is higher.Spur gear it is easy to process, by worm and gear in the related technology Transmission is improved to worm gear Spur Gear Driving, to avoid encountering the problem of spiral case making performance difference.

Using worm screw spur gear deceleration mechanism, the mechanism is compact, small in size, light-weight, and stable drive, noise are low, whole A deceleration mechanism flexible layout, is convenient for cabling, the requirement of more applicable whole structure spaces compact, vehicle freight weight limit, while can also be with Give user better riding experience.

The high-speed rotation of level-one active worm screw 32 is passed to second level active worm screw 34 by the driven spur gear 33 of level-one, in order to drop Vibration during underneath drive, the driven spur gear 33 of level-one can be plastic parts, level-one active worm screw 32, second level active worm screw 34, The driven spur gear 35 of second level is metalwork.

The driven spur gear 35 of second level is the output end of driving mechanism 3, i.e. the driven spur gear 35 of second level can be used as output gear, Gear is made of wear-resistant material, and the second joint portion is made of self-lubricating material, such as polyformaldehyde, molybdenum disulfide, boron nitride etc..

As shown in Fig. 2-Fig. 3, executing agency 100 further includes pedestal 5, and pedestal 5 is fixedly linked with car body, and hollow shaft 11 is logical It crosses bearing 36 and is supported on pedestal 5, as shown in Fig. 2, hollow shaft 11 is supported on pedestal 5 by two bearings 36, in this way, can reduce sky Frictional force between mandrel 11 and pedestal 5, so that driving mechanism 3 is when driving hollow shaft 11 to rotate, hollow shaft 11 can run flat It is sliding, smooth.

As shown in figure 3, pedestal 5 is equipped with positive stop lug boss, hollow shaft 11 is arranged retaining convex rib 115, drives sky in driving mechanism 3 When mandrel 11 rotate in place, retaining convex rib 115 is for compressing positive stop lug boss.In one embodiment, pedestal 5 set there are two limit Position boss, the angle between two positive stop lug boss is 90 °, and hollow shaft 11 is equipped with a retaining convex rib 115, retaining convex rib 115 Between two positive stop lug boss, when retaining convex rib 115 is bonded with one in two positive stop lug boss, display terminal 200 is in Vertical screen state, driving mechanism 3 drive retaining convex rib 115 to turn to when be bonded with another in two positive stop lug boss, display end End 200 is switched to transverse screen state from vertical screen state.It can guarantee display terminal by the cooperation of positive stop lug boss and retaining convex rib 115 200 rotational angle is 90 °, while can prevent display terminal 200 from inverting.

Driving mechanism 3 can use planetary gear train or two-stage worm screw, Spur Gear Driving system in this patent, have system Have the advantage that 1) mechanism is compact, small in size, light-weight；2) stable drive, noise are low, and transmission ratio is high, slowing effect is obvious； 3) flexible layout is convenient for cabling.The requirement of more applicable whole structure spaces compact, vehicle freight weight limit, while can also be to user more Good riding experience；4) distinctive latch system in place in this patent, can be by transmission system inside driving mechanism 3 and outer Portion's impact is effectively completely cut off, and can not only be quivered back to avoid because display terminal 200 is micro- caused by backlash etc. inside transmission system Rotation, improves system stability and stabilization, vibration resistance, at the same can also damage to avoid foreign impacts to transmission system, improve System reliability and service life；5) the utility model is mainly used for the executing agency 100 of display terminal；Being equally applicable to other has rotation Turn desired electronic product；6) axial stress that slow speed turbine stage gear is provided by spring in systems, increases by two bearings 36 and subtracts The small power with shell friction.7) if slow speed turbine stage gear directly realizes clutch and torsion pass function with hollow shaft 11, in the course of work It is middle to bear larger frictional force and normal pressure, cause its endurance life lower.Then gear is disassembled, isolates a component to hold By torque, the service life of gear is improved to a certain extent.8) feedback of display terminal 200 contracting: display terminal 200 is by strong external force When, display terminal 200 retreats, and fixing axle 12 follows movement display terminal 200 to move back, and rotary shaft 13 retreats while 45 degree of rotation, Cooperate with the shallow guide groove of hollow shaft 11, spring-compressed；200 return of display terminal: pressing display terminal 200, rotary shaft 13 are revolved again Turn 45 degree, cooperates with the deep guide groove of hollow shaft 11, spring release, rotary shaft 13 is protracted, before fixing axle 12, display terminal 200 follow It stretches, display terminal 200 is restored to normal position.Maintenance cost is saved while ensure that customer's personal safety.

Function realization principle:

1) transfer route of rotary system in automatic mode: by power source 31, the output torque of motor is carried out Deceleration torque increase, this programme realize that (but slowing-down structure is not limited to this, and worm gear transmission ratio is big and can by secondary gear worm screw Realize crossed-axes gear drive, be the preferred embodiment based on real requirement), torque is passed by the slow speed turbine stage gear of its own output end Pass clutch lantern ring.

The positive stop lug boss limit being mounted on pedestal 5, motor rotation blockage, electric current increase, and control system detects stall signal And the gyroscope built in 200 bracket of display terminal passes out signal in place, control system identifies in place, and breaks to motor Electric treatment, dynamical system transmitting are interrupted, system locking in place；

2) locking and guard system in place:

This 100 system automatic in-position latch functions of executing agency by pedestal 5 limit convex closure and hollow shaft 11 limit convex The cooperation of muscle 115 is realized, while transmitting stall model to motor；Sufficiently large system normal pressure between each component contact face, can be with Influence of the effective isolation road shocks to system further improves system so that transmission system be effectively protected Reliability.Micro- transmission system caused by beating tooth of quivering in vibratory impulse is prevented to destroy risk simultaneously, to ensure that system Stabilization, resistance to shock.

3) shrinking structure is presented:

This feedback shrinking structure design guarantees that display terminal 200 is receiving strong external force using customer's personal safety as starting point When can retreat, reduce pointed structures people is damaged or is detached from people collide range, in addition feedback contracting resetting structure, may be implemented to show It is resetted after showing the feedback contracting of terminal 200, it is to be capable of resetting to continue to use, while avoiding maloperation and generating loss that function is intact after feedback contracting.

It 4) is the riding experience for improving client, this system display terminal 200 is rotated (about 6 with extremely slow revolving speed ~10r/min), this requires driving mechanism 3 have biggish transmission ratio, about 1500~0 or so.It can be according to specific structure cloth The twin worm deceleration system of office's selection planetary gear speed reducer or two-stage worm screw spur gear, whole pivot design are hollow knot Structure facilitates the design of latch system.

5) this rotary system is by embedding current-limiting circuit plate, after detecting the electric current more than given threshold, to motor into Row power down process, to realize the safe anti-pinch and overload protection of system.

6) in place and abnormal position control: 90 ° of system in place or display terminal 200 meet external drag and cause anti-gripping finger Show starting, risen by electric current, more than the current-limiting circuit plate of driving mechanism 3 design threshold when, system carries out motor Power down process, Lai Shixian, after motor power-off, control system can be come according to the signal of gyroscope transmitting built in display terminal 200 Judge display terminal 200 whether in exception bits, if gyroscope transmitted number show display terminal 200 be in transverse screen position or Vertical screen position indicates motor power-off then to power off in place, on the contrary then determine that display terminal 200 be in exception bits, judgement motor powers off For the abnormal power-off that is hampered, then there is warning picture, client is reminded to carry out foreign matter investigation, is selected after resistance disappears, then according to client Select restarting playback.Exception bits judgement includes the manual operation under automatic operating state, actual exception bits feedback processing Can be according to customer requirement definition come design software function, the limit locking structure of this scheme can sufficiently adapt to not on physical layer Same software function defines (control about abnormal position).

7) fixing axle 12, rotary shaft 13 carry out hollow design convenient for cabling, so that 7 cabling of harness is reasonable, beautiful after screen, out Line mouth has compared with Rouno Cormer Pregrinding Wheel, also for preventing secant.

8) this system is the rotary system that centers, i.e., rotation center remains constant in rotary course, therefore can lead to The mounting bracket using unified interface is crossed, to realize the matching between more size terminals, compatibility.To improve the general of product Property, facilitates product control at save the cost.

9) the system display terminal 200 is suspended in middle control, and instrument desk face can be made cleaner and tidier, beautiful.

The utility model also proposed a kind of vehicle.

Vehicle according to the utility model embodiment includes: display terminal 200 and any of the above-described kind of embodiment for adjusting The executing agency 100 of display terminal is saved, display terminal 200 is installed on telescoping mechanism 1, and the pivot center of display terminal 200 can be with It is X to (front-rear direction), display terminal 200 can be vehicular display terminal 200, such as the display surface being installed on instrument board Plate.When occupant hits display terminal 200, display terminal 200, fixing axle 12 and the axially opposed movement of rotary shaft 13, display The crumple forward of terminal 200 mitigates occupant and is damaged in emergency, improves the comfortableness and security that occupant rides.

In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is based on the figure Orientation or positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the dress of indication or suggestion meaning It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model Limitation.

The meaning of " plurality " is two or more in the description of the present invention,.

In the description of this specification, reference term " one embodiment " " some embodiments " ", " " illustrative examples " ", " description of " example " specific examples or " some examples " etc. mean specific features described in conjunction with this embodiment or example, Structure, material or feature are contained at least one embodiment or example of the utility model.In the present specification, to above-mentioned The schematic representation of term may not refer to the same embodiment or example.Moreover, the specific features of description, structure, material Or feature can be combined in any suitable manner in any one or more of the embodiments or examples.

While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that: These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principles of the present invention and objective And modification, the scope of the utility model are defined by the claims and their equivalents.

Claims (10)

1. a kind of for adjusting the executing agency of display terminal characterized by comprising telescoping mechanism, the telescoping mechanism are used In installation display terminal, the telescoping mechanism has stretching state and retracted mode, and is set as by an axial compressive force When from a state in the stretching state and the retracted mode switch in another state, by axial pressure next time When power from the stretching state and the retracted mode described in another state switch back into one state；Wherein, institute Stating telescoping mechanism includes:

Hollow shaft, the internal perisporium of the hollow shaft are equipped with multiple first guide grooves and the second guide groove, multiple first guiding Slot and multiple second guide grooves are circumferentially staggered, and second guide groove is greater than described first along axial length Guide groove is along axial length；

Fixing axle, for installing display terminal, the other end of the fixing axle has engaging tooth, described for one end of the fixing axle The periphery wall of fixing axle is equipped with the guide ledges for cooperating with second guide groove；

Rotary shaft, the periphery wall of the rotary shaft are equipped with the guiding rib of multiple circumferentially spaced settings, and the guiding rib is along axis To extension, the engaging tooth for engage with the end face of the guiding rib, the guiding rib be suitable in first guide groove and Switching is so that the telescoping mechanism switches between the stretching state and the retracted mode between second guide groove；

Elastic component, the elastic component and the rotary shaft elastic connection.

2. according to claim 1 for adjusting the executing agency of display terminal, which is characterized in that the end of the guiding rib Face is scarf, and the engaging tooth is circumferentially W-shaped.

3. according to claim 1 for adjusting the executing agency of display terminal, which is characterized in that the guide ledges are It is multiple, and circumferentially spaced setting.

4. according to claim 1 for adjusting the executing agency of display terminal, which is characterized in that outside the fixing axle Peripheral wall is equipped with bulge loop, and when the telescoping mechanism is in retracted mode, the bulge loop is for the inner wall interference with the hollow shaft Cooperation.

5. according to claim 1 for adjusting the executing agency of display terminal, which is characterized in that the fixing axle is arranged It is outer in a part of the rotary shaft.

6. according to any one of claims 1-5 for adjusting the executing agency of display terminal, which is characterized in that also wrap It includes:

Driving mechanism, the output end of the driving mechanism are connected with the hollow shaft, and the driving mechanism is for driving the sky Mandrel rotation, the elastic component elastic connection is between the rotary shaft and the driving mechanism.

7. according to claim 6 for adjusting the executing agency of display terminal, which is characterized in that the driving mechanism Output end includes output gear, and the output gear is fixedly connected with the hollow shaft, and the inner ring protrusion of the output gear In the inner wall of the hollow shaft, the elastic component is spring, and elasticity be pressed on the output gear end face and the rotation Between the end face of axis.

8. according to claim 6 for adjusting the executing agency of display terminal, which is characterized in that further include: pedestal, institute It states hollow shaft and the pedestal is supported on by bearing.

9. according to claim 8 for adjusting the executing agency of display terminal, which is characterized in that the pedestal is equipped with limit Retaining convex rib is arranged in position boss, the hollow shaft, when the driving mechanism drives the hollow shaft to rotate in place, the limit Convex ribs are for compressing the positive stop lug boss.

10. a kind of vehicle characterized by comprising display terminal is with as claimed in any one of claims 1-9 wherein for adjusting The executing agency of display terminal, the display terminal are installed on the telescoping mechanism.