CN207457894U - Knob structure, focusing knob, remote controler and holder - Google Patents

Abstract

The utility model provides a kind of knob structure, the knob structure includes operating assembly, runner assembly and fixation kit, the operating assembly connects the runner assembly, the fixation kit carries the operating assembly and the runner assembly, the operating assembly can drive the runner assembly to be rotated relative to the fixation kit, gap is provided between the runner assembly and the fixation kit, the operating assembly is used to adjust the size in the gap.The utility model also provides a kind of focusing knob, remote controler and holder.The problem of knob structure provided by the utility model can completely cut off the runner assembly and the fixation kit, and the runner assembly is avoided to be contacted directly with the fixation kit on rubbing surface, avoid the occurrence of frictional force increase, and rotation feel is jerky.

Description

Knob structure, focusing knob, remote controler and holder

Technical field

The utility model is related to electronic capture technical field more particularly to a kind of knob structure, focusing knob, remote controler and Holder.

Background technology

Knob structure is a kind of device adjusted manually for user, and being widely used in multi-field middle needs what is controlled manually Occasion.General knob structure includes runner assembly and fixation kit, and user adjusts runner assembly and is relatively fixed component rotation manually Turn, by adjusting control of the realization of the relative rotation angle between runner assembly and fixation kit to external devices.Focusing knob It is the knob focused manually for user, is widely used in electronic capture field, but traditional focusing knob is for a long time After use, runner assembly and fixation kit easily contact directly on rubbing surface, frictional force increase occur, and focusing feel is jerky Problem.

Utility model content

In view of this, it is necessary to which a kind of improved knob structure, focusing knob, remote controler and holder are provided.

The utility model provides a kind of knob structure, and the knob structure includes operating assembly, runner assembly and fixed group Part, the operating assembly connect the runner assembly, and the fixation kit carries the operating assembly and the runner assembly, institute Stating operating assembly can drive the runner assembly to be rotated relative to the fixation kit, the runner assembly and the fixation kit Between be provided with gap, the operating assembly is used to adjust the size in the gap.

Further, the operating assembly includes regulating part, and the regulating part and the runner assembly are fixed, the rotation Component includes spring, and the spring acts on the regulating part in the operating assembly.

Further, the operating assembly further includes knob, and the regulating part connects the knob and the runner assembly, Protrusion is provided on the knob, the spring is arranged the protrusion opened up on the knob.

Further, the operating assembly further includes anti-pulley, is offered on the outside of the anti-pulley for anti-skidding line Road, the anti-pulley are arranged the knob, and the anti-pulley and the knob interfix.

Further, the runner assembly include shaft, one end of the shaft stretch into opened up on the knob it is described In protrusion, the other end is fixed at the fixation kit, and the shaft and the protrusion are sheathed in the spring, the adjusting Part and the shaft are fixed.

Further, the runner assembly includes rotating member, and the shaft is through the rotating member and interfixes, institute It states knob and is arranged the rotating member, the knob and the rotating member interfix, and the rotating member is arranged the fixation kit.

Further, the runner assembly includes friction member, and one end of the friction member acts on the spring, the other end Mutually chimeric with the rotating member, the shaft passes through the friction member.

Further, friction plate is equiped in the rotating member, one end of the friction plate acts on the spring, described Shaft passes through the friction plate.

Further, the fixation kit includes fixing piece and bearing, and the bearing is arranged the shaft, and the bearing is consolidated Due in the fixing piece, the shaft passes through the fixing piece, and the fixing piece connects the rotating member, the rotating member energy It is enough to be rotated relative to the fixing piece.

Further, the fixing piece includes substrate and the extension being installed on the substrate, and the rotating member is arranged In on the extension, opened up on the substrate fluted.

Further, the fixation kit further includes control panel, and the control panel is connected to the fixing piece.

Further, the extension is perpendicular to the substrate, and the upper surface of the extension is plane, the rotating member It is contacted with each other by the end face and the fixing piece.

Further, the extension favours the substrate, and the side of the extension is inclined-plane, and the rotating member leads to The side is crossed to contact with each other with the fixing piece.

The utility model also provides a kind of focusing knob, and the focusing knob uses knob knot described in any one of the above embodiments Structure, the focusing knob further include detection piece, and the detection piece is installed in the knob structure, and the focusing knob is used to adjust Save the focal length of external equipment.

Further, the detection piece is potentiometer.

The utility model also provides a kind of remote controler, including focusing rotation remote controller body and installing on the body Button, the focusing knob are focusing knob described in any one of the above embodiments, and the focusing knob is used to adjust the coke of the remote controler Away from.

The utility model also provides a kind of holder, including holder body, installing capture apparatus on the body and The focusing knob of installing on the body, the focusing knob are focusing knob described in any one of the above embodiments, the focusing rotation Button is used to adjust the focal length of the capture apparatus.

Knob structure provided by the utility model can completely cut off the runner assembly and the fixation kit, avoid described Runner assembly is contacted directly with the fixation kit on rubbing surface, avoids the occurrence of frictional force increase, feel is jerky asks for rotation Topic.

Description of the drawings

Fig. 1 is the stereoscopic schematic diagram of the focusing knob in the utility model first embodiment.

Fig. 2 is focusing knob shown in Fig. 1 from the decomposition diagram at another visual angle.

Fig. 3 is the stereoscopic schematic diagram after the assembling of focusing knob shown in Fig. 1.

Fig. 4 is the schematic cross-sectional view after the assembling of focusing knob shown in Fig. 1.

Fig. 5 is the stereoscopic schematic diagram of rotating member and friction member in focusing knob shown in Fig. 1.

Fig. 6 is the structure diagram of rotating member in focusing knob shown in Fig. 1.

Fig. 7 is the decomposition diagram of the focusing knob in the utility model second embodiment.

Fig. 8 is focusing knob shown in Fig. 7 from the decomposition diagram at another visual angle.

Fig. 9 is the schematic cross-sectional view after the assembling of focusing knob shown in Fig. 7.

Main element symbol description

Following specific embodiment will further illustrate the utility model with reference to above-mentioned attached drawing.

Specific embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, 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 embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained shall fall within the protection scope of the present invention.

It should be noted that when component is referred to as " being installed in " another component, it can be directly on another component Or there may also be components placed in the middle.When a component is considered as " being arranged at " another component, it can directly be set Put on another component or may be simultaneously present component placed in the middle.

Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to the technology of the utility model The normally understood meaning of technical staff in domain is identical.It is simply in the term used in the description of the utility model herein The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein " and/or " include The arbitrary and all combination of one or more relevant Listed Items.

Also referring to Fig. 1 to Fig. 4, Fig. 1 is that the decomposition of the knob structure 100 in the utility model first embodiment is shown It is intended to, Fig. 2 is decomposition diagram of the knob structure 100 shown in Fig. 1 from another visual angle, and Fig. 3 is 100 groups of knob structure shown in Fig. 1 Stereoscopic schematic diagram after dress, Fig. 4 are the schematic cross-sectional view after the assembling of knob structure 100 shown in Fig. 1.Knob structure 100 is used to supply User controls manually, and user realizes the control to external devices, knob structure by the rotational angle of adjusting knob structure 100 100 include operating assembly 10, runner assembly 20 and fixation kit 30, when operating assembly 10 is user's operation knob structure 100 Component is contacted directly, for being manually operated for user, runner assembly 20 can be relatively fixed component 30 and rotate, and fixation kit 30 is used Simultaneously runner assembly 20 is driven to be relatively fixed component 30 in carrying runner assembly 20 and operating assembly 10, user's rotating operation component 10 Rotation, the rotational angle that runner assembly 20 can be relatively fixed component 30 by knob structure 100 are transferred to external devices (not shown), So as to fulfill the control to external devices.

Operating assembly 10 includes anti-pulley 11 and knob 12, and anti-pulley 11 is placed on knob 12, and anti-pulley 11 is substantially in Hollow ring, outside are offered for anti-skidding lines, and inside offers internal tooth 111, and anti-pulley 11 is used for for user It operates and prevents user from skidding in manual operation.

Knob 12 is hollow structure, and the outside of knob 12 offers external tooth 121, the external tooth 121 opened up on knob 12 and anti- The internal tooth 111 opened up on pulley 11 cooperates, and is used to implement interfixing between anti-pulley 11 and knob 12,12 edge of knob Its axis direction offers accommodating cavity 122, and accommodating cavity 122 is for housing runner assembly 20 and fixation kit 30, edge on knob 12 Radial direction is further opened with several through holes 123, and through hole 123 cooperates with threaded fastener (not shown), is used for and rotating group Part 20 is fixed.

User's rotation grip wheel 11, anti-pulley 11 drive 12 turns of knob under the mutual cooperation of internal tooth 111 and external tooth 121 Dynamic, knob 12 is fixed with runner assembly 20 and runner assembly 20 is driven to rotate, and runner assembly is driven so as to fulfill operating assembly 10 20 transmission process rotated.

In present embodiment, the connection mode of rack-driving is used between anti-pulley 11 and knob 12.It is appreciated that at it In his embodiment, anti-pulley 11 and knob 12 can also use other connection modes such as be spirally connected, rivet, as long as 11 He of anti-pulley Knob 12 can realize mutual transmission.

In present embodiment, anti-pulley 11 and knob 12 are two components, and anti-pulley 11 can be covered on knob 12 at this time The through hole 123 opened up, avoids through hole 123 from being directly exposed at the side of knob structure 100, can cause the outer of knob structure 100 It sees more beautiful.It is appreciated that in other embodiments, anti-pulley 11 and knob 12 can also be integrally formed, anti-skidding at this time The external tooth 121 opened up on the internal tooth 111 and knob 12 opened up on wheel 11 can be omitted, and the through hole 123 opened up on knob 12 runs through The side of anti-pulley 11.

Runner assembly 20 is installed on fixation kit 30, is placed in the accommodating cavity 122 that operating assembly 10 opens up, and is rotated Component 20 includes rotating member 21 and friction member 22, and rotating member 21 and friction member 22 are connected with each other, and rotating member 21 is substantially in hollow circle Cylindricality, its one end extend outwardly along its vertical axis direction and form protrusion 211, and protrusion 211 is installed on fixation kit 30 simultaneously Operating assembly 10 is carried, the position that through hole 123 is corresponded on rotating member 21 is further opened with through hole 212, and what is opened up on rotating member 21 is logical The through hole 123 opened up on hole 212 and knob 12 cooperates with threaded fastener (not shown), so as to fulfill 20 He of runner assembly Interfixing between operating assembly 10.

In present embodiment, rotating member 21 is connected with knob 12 by fastener.It is appreciated that in other embodiment In, other connection modes such as can also use riveting, glue solid between rotating member 21 and knob 12.

Also referring to Fig. 5 to Fig. 6, Fig. 5 is the stereoscopic schematic diagram of rotating member 21 in knob structure 100 shown in Fig. 1, Fig. 6 For the structure diagram of rotating member 21 in knob structure 100 shown in Fig. 1, boss 213 is formed in the hollow cavity of rotating member 21, Boss 213 is used to be fitted together to the groove 221 opened up on friction member 22, so as to fulfill mutually solid between friction member 22 and rotating member 21 It is fixed.

The groove 221 opened up on friction member 22 and mutually chimeric, the depth of groove 221 of boss 213 installed on rotating member 21 Degree is more than the thickness of boss 213 so that friction member 22 and boss 213 when being fitting to connection, friction member 22 and fixation kit 30 it Between there are gap, the shape in the gap is consistent with the shape of boss 213 and groove 221, which, which can store to be installed in, turns The dynamic damping grease for being used to provide rotary damping power between component 20 and fixation kit 30, damping grease are stored in by friction member 22, turn In the gap that moving part 21 and fixation kit 30 mutually surround, damping grease infiltration is in the friction of runner assembly 20 and fixation kit 30 On face, runner assembly 20 and fixation kit 30 can be completely cut off, avoid runner assembly 20 direct on rubbing surface with fixation kit 30 The problem of contact avoids the occurrence of frictional force increase, and rotation feel is jerky.

In present embodiment, for boss 213 substantially in cross one another " ten " font, approximate center is rounded, friction Part 22 is substantially in the form of annular discs, and the groove 221 opened up on friction member 22 is consistent with the shape of boss 213 and in cross one another " ten " font, the approximate center of groove 221 is also rounded, and the shape of boss 213 and groove 221 is designed as " ten " font can be with Contact area between the two is improved, improves stability when rotating member 21 and the transmission of friction member 22.It is appreciated that in other realities It applies in mode, groove 221 and boss 213 can also be other present situations, if groove 221 and boss 213 can be mutually fitted together to, and And the depth of groove 221 is more than the thickness of boss 213 so that leaves gap between friction member 22 and fixation kit 30.

Runner assembly 20 further includes shaft 23, and the substantially middle section position of shaft 23 extends outwardly along the direction of its vertical axis And turntable 231 is formed, turntable 231 is general " l " shape along vertical its axial direction observation, and turntable 231 includes 2311 He of driving section Rotation section 2312, driving section 2311 are observed along its axis direction substantially in " D " shape, and one side forms parallel with axial direction cut Face.Driving section 2311 and groove 2131 mutually chimeric, the shape of groove 2131 and driving section that 213 approximate center of boss opens up 2311 cross section is consistent, and rotating member 21 drives 23 turns of shaft when rotating by mutually chimeric groove 2131 and turntable 231 It is dynamic, so as to fulfill the transmission between rotating member 21 and shaft 23.The rotation section 2312 of turntable 231 is generally cylindrical, rotation section 2312 one sides away from driving section 2311 extend outwardly and form chimb 2313, the bearing in rotation section 2312 and fixation kit 30 31 cooperate, and bearing 31 is sheathed on rotation section 2312 and one end of bearing 31 is resisted against chimb 2313, and bearing 31 passes through Rotation section 2312 and chimb 2313 are realized to interfix with shaft 23, bearing 31 be used to implement shaft 23 and fixation kit 30 it Between relative rotation.

It is appreciated that in other embodiments, the groove 2131 opened up on boss 213 and the driving section on turntable 231 2311 can also be the other shapes such as square, can also use be spirally connected, other fixed forms such as glue is solid, as long as boss 213 and turning Mutually it can be driven and fix between platform 231.

The approximate center of friction member 22 offers through hole 222, and through hole 222 for shaft 23 for passing through, and shaft 23 is sequentially Through rotating member 21 and friction member 22, its one end is resisted against on fixation kit 30, and the other end is installed in the rotation in operating assembly 10 On button 12.The end face of knob 12 in the axial direction the internal stretch to knob 12 and formed protrusion 124, protrusion 124 substantially in circle Ring-type, with hollow cavity, in the raised 124 hollow cavitys of one end insertion of shaft 23.Shaft 23 is close to operating assembly 10 one end offers screw hole along its axis direction, which mutually screws togather with the regulating part 13 assembled on knob 12, so as to real Existing shaft 23 interfixes with knob 12.In present embodiment, regulating part 13 is adjusting screw.It is appreciated that regulating part 13 Other kinds of threaded fastener can also be used.

In present embodiment, friction member 22 and rotating member 21 are two components, and friction member 22 is sheathed on rotating member 21 at this time In the boss 213 of upper installing.It is appreciated that in other embodiments, friction member 22 and rotating member 21 can also form one Component, at this time friction member 22 be connected with each other and be integrally formed with boss 213.

Runner assembly 20 further includes spring 24, and one end of spring 24 is sheathed at the protrusion 124 set on knob 12, another End is resisted against on friction member 22.The elastic force that spring 24 has itself is acted on friction member 22 and knob 12, is not only increased and is rubbed The frictional resistance between part 22 and rotating member 21 is wiped, improves focusing feel, additionally it is possible to be acted on, prevented by the pre-pressing of itself There is the situation that feel is deteriorated of focusing after prolonged use in knob structure 100.It is appreciated that in other embodiments, bullet Spring 24 can be substituted by other elastic components.

Regulating part 13 is used to adjust the pressing force of friction member 22, can increase the pressure of friction member 22 when screwing in regulating part 13 Clamp force can reduce the pressing force of friction member 22 when screwing out regulating part 13.Regulating part 13 and spring 24 cooperate, Ke Yiyou The pressing force of effect adjustment friction member 22, improves focusing feel.

Fixation kit 30 is for carrying operating assembly 10 and runner assembly 20, in addition to bearing 31 mentioned hereinabove, Fixation kit 30 further includes fixing piece 32 and cover board 33, and bearing 31 is installed in fixing piece 32, and one end of fixing piece 32 is housed in In rotating member 21 and friction member 22 is closed on, the other end is connected to cover board 33.

Fixing piece 32 substantially in hollow cylinder, is equiped with damping grease, rotating member between fixing piece 32 and rotating member 21 When 21 opposed fixed members 32 rotate, damping grease can provide resistance during rotation, and fixing piece 32 includes substrate 321 and is installed in base Extension 322 on plate 321, one end connecting cover plate 33 of substrate 321, other end carrying extension 322, in fixation kit 30 Bearing 31 is fixed in the hollow cavity of extension 322, and rotating member 21 is sheathed on the extension 322 of fixing piece 32.Substrate 321 On offer one or more grooves 3211, groove 3211 is for accommodating between fixing piece 32 and rotating member 21 due to extruding The extra damping grease overflowed avoids damping seborrhea from being dissipated to the outside of knob structure 100.It is installed on groove 3211 and rotating member 21 Protrusion 214 cooperates, and can realize the /V to 21 opposed fixed member of rotating member, 32 rotational angle.

In present embodiment, groove 3211 is substantially arc-shaped, and the quantity of groove 3211 is two, two 3211 phases of groove To being disposed in an evenly spaced relation on substrate 321, the quantity of protrusion 214 is one, is embedded in one of groove 3211.It can manage Solution, in other embodiments, groove 3211 can also be other shapes and quantity, and the quantity of protrusion 214 can also be two A or more than two, as long as groove 3211 and protrusion 214 can realize the /V to rotation, groove 3211 can realize storage resistance The effect of Buddhist nun's fat.

Cover board 33 is substantially in the form of annular discs, and opening 331 is offered on cover board 33, and that is installed in opening 331 and fixing piece 32 determines Position portion 323 cooperates, and is used to implement cover board 33 and the positioning of fixing piece 32 when mounted.Several spiral shells are further opened on cover board 33 Hole 332, screw hole 332 and the mutual cooperation opened up on fixing piece 32, under the assembling of threaded fastener (not shown), realize cover board 33 interfix with fixing piece 32 screw hole 324.

In present embodiment, be open 331 quantity for two, the opposite both ends for being opened in cover board 33 of two openings 331 are fixed The quantity in position portion 323 is also two, and each positioning region 323 corresponds to an opening 331.It is appreciated that in other embodiments, Opening 331 and the quantity of positioning region 323 can also be one or more, as long as opening 331 and the quantity of positioning region 323 are protected It holds consistent.

In present embodiment, interfixed between cover board 33 and fixing piece 32 by the direction being spirally connected.It is appreciated that at it It can also connection modes interfix by the way that riveting, glue is solid etc. in his embodiment, between cover board 33 and fixing piece 32.

The assembling process of knob structure 100 is described below：Shaft 23 initially passes through bearing 31 so that bearing 31 is positioned at shaft On 23 turntable 231, shaft 23 passes through fixing piece 32 together with bearing 31 so that bearing 31 is fixed on the hollow chamber of extension 322 In vivo, shaft 23 is fastened on close to one end of bearing 31 in cover board 33, then 321 spiral shell of substrate by cover board 33 and fixing piece 32 It connects, so as to fulfill the assembling process of fixation kit 30；

Shaft 23 is sequentially passed through into rotating member 21, friction member 22 and spring 24 again so that friction member 22 and 21 phase of rotating member It is mutually chimeric, the protrusion 214 on rotating member 21 is embedded in the groove 3211 on fixing piece 32, then the end of shaft 23 is resisted against On knob 12 in raised 124 hollow cavitys, spring 24 is sheathed on the outside of protrusion 124, at this time by knob 12 and rotating member 21 Fixation is mutually screwed togather, then regulating part 13 is screwed in shaft 23, so as to fulfill the phase between runner assembly 20 and fixation kit 30 It is mutually fixed；

Anti-pulley 11 is finally sheathed on to the outside of knob 12 so that anti-pulley 11 is concordant with 12 height of knob and supports It is against at the protrusion 211 on rotating member 21, so as to complete interfixing between operating assembly 10 and runner assembly 20.

The transmission process of knob structure 100 is described below：The manual switch anti-pulley 11 of user, anti-pulley 11 pass through internal tooth 111 and the mutual cooperation of external tooth 121 knob 12 is driven to rotate, knob 12 is mutually screwed togather with rotating member 21, rotating member 21 and with rubbing It wipes part 22 and shaft 23 is mutually chimeric so that knob 12 can drive rotating member 21 to rotate, and rotating member 21 is again with dynamic friction piece 22 It rotates, is rotated so that operating assembly 10 drives runner assembly 20 to be relatively fixed component 30, knob structure 100 is again with shaft 23 The rotational angle that runner assembly 20 is relatively fixed to component 30 is transferred to external devices (not shown), so as to fulfill to external devices Control.

Knob structure 100 can be directly connected to external devices by mechanically operated mode by shaft 23, straight by shaft 23 It connects and external devices is controlled, shaft 23 can be pierced by cover board 33 and be connected to external devices at this time；Knob structure 100 can also The rotational angle of component 30 is relatively fixed by detection piece sensing runner assembly 20, is relatively fixed runner assembly 20 by detection piece The rotational angle of component 30 passes to external devices in a manner of electric signal, magnetic signal etc., so as to fulfill the control to external devices, The detection piece can be installed directly in the inside of knob structure 100, using as a component in knob structure 100, the detection Part can also be installed in the outside of knob structure 100, as long as the detection piece can sense runner assembly 20 and be relatively fixed component 30 Rotational angle and the rotational angle is transferred to external devices.

The adjusting process of 100 rotational resistance of knob structure is described below：

Knob structure 100 can be by regulating part 13 and spring 24 effectively adjustment rotational resistance, when needing to increase rotational resistance When, screwing in regulating part 13 so that the decrement increase of spring 24, the gap between runner assembly 20 and fixation kit 30 reduce, Mutual extruding force increase between runner assembly 20 and fixation kit 30, the increase of damping grease pressure is so that rotational resistance increases Greatly；When needing to reduce rotational resistance, reversely screw out regulating part 13 so that the decrement of spring 24 is reduced, runner assembly 20 with Gap between fixation kit 30 accordingly increases, and the mutual extruding force between runner assembly 20 and fixation kit 30 reduces, damping Fat pressure reduces so that rotational resistance reduces.

Also referring to Fig. 7 to Fig. 9, Fig. 7 is the decomposition of the knob structure 100a in the utility model second embodiment Schematic diagram, Fig. 8 are decomposition diagrams of the knob structure 100a shown in Fig. 7 from another visual angle, and Fig. 9 is knob structure shown in Fig. 7 Schematic cross-sectional view after 100a assemblings.

In the second embodiment of the utility model, the effect of operating assembly 10, runner assembly 20 and fixation kit 30 with First embodiment is identical, the shape and connection relation of anti-pulley 11, knob 12 and regulating part 13 in operating assembly 10 and the One embodiment is identical, the shape and connection relation and first embodiment of shaft 23 and spring 24 in runner assembly 20a Identical, the shape and connection relation of bearing 31 and cover board 33 in fixation kit 30a are identical with first embodiment, herein not It repeats.

The second embodiment component different from first embodiment is rotating member 21a and fixing piece 32a, this embodiment party Rotating member 21a in formula has the function of that rotating member 21 and friction member 22, rotating member 21a are hollow in first embodiment simultaneously Friction plate 22a is equiped in cavity, rotating member 21a is mutual by friction plate 22a and the fixing piece 32a in fixation kit 30a CONTACT WITH FRICTION, friction plate 22a is a tablet, similar to the effect of friction member in first embodiment 22.

Fixing piece 32a includes substrate 321a and extension 322a, substrate 321a and the first embodiment party in present embodiment The structure of substrate 321 in formula is identical with connection relation, and extension 322a is that have bevelled hollow round table, extension 322a It is sheathed in rotating member 21a.

Rotating member 21a and fixing piece 32a in second embodiment is contacted with each other with tapered slope, is damped by changing The contact surface shape of fat connects the inclined-plane damping that the plane damping contact in first embodiment is changed into second embodiment It touches so that the knob structure 100a in second embodiment can obtain finer and smoother damping change, energy in use It is enough to improve the resolution ratio adjusted and accuracy.

In this second embodiment, between the extension 322a on the friction plate 22a and fixing piece 32a on rotating member 21a There is also gap, which, which can store, is installed between runner assembly 20a and fixation kit 30a to provide rotary damping power Damping grease, damping grease infiltration on the rubbing surface of runner assembly 20a and fixation kit 30a, can completely cut off runner assembly 20a with Fixation kit 30a avoids runner assembly 20a from being contacted directly with fixation kit 30a on rubbing surface, avoids the occurrence of frictional force increasing Greatly, the problem of feel is jerky is rotated.

It is appreciated that the knob knot in second embodiment in the assembling process and first embodiment of knob structure 100a The assembling process of structure 100 is similar, the rotation in second embodiment in the transmission process and first embodiment of knob structure 100a The transmission process of button structure 100 is similar, the adjusting process of knob structure 100a rotational resistances and the first reality in second embodiment It is similar to apply the adjusting process of 100 rotational resistance of knob structure in mode, does not repeat herein.

Above-mentioned knob structure provided by the utility model, is both provided with gap between runner assembly and fixation kit, between being somebody's turn to do Gap can store to provide the damping grease of rotary damping power, and the infiltration is on the rubbing surface of runner assembly and fixation kit, energy Enough completely cut off runner assembly and fixation kit, runner assembly is avoided to be contacted directly with fixation kit on rubbing surface, avoids the occurrence of and rubs Power increase is wiped, rotates the problem of feel is jerky.

The utility model also provides a kind of focusing knob using above-mentioned knob structure, which is used to adjust outside The focal length of video-photographic equipment, focusing knob include detection piece 34, and detection piece 34 is arranged one of shaft 23 away from regulating part 13 End, detection piece 34 can be by the rotational angles of shaft 23, i.e., runner assembly 20 is relatively fixed the rotational angle of component 30 and is transferred to External video-photographic equipment, external video-photographic equipment are focused according to the rotational angle, so as to complete focussing process.

In present embodiment, detection piece 34 is installed in the approximate center of cover board 33, and the type of detection piece 34 is potentiometer, The rotational angle of shaft 23 namely runner assembly 20 are relatively fixed the rotational angle of component 30 and are converted to electricity by detection piece 34 at this time Signal reflects the rotational angle by the variation of electric signal and the electric signal is transferred at external video-photographic equipment, external Video-photographic equipment is focused according to the electric signal, so as to fulfill focussing process.

It is appreciated that detection piece 34 is not limited to only be installed on cover board 33, in other embodiments, detection piece 34 may be used also To be installed on the other component of focusing knob, the type of detection piece 34 is also not limited to only with potentiometer, can also be used Optoelectronic angle sensor etc. other can sense the electronic component of rotational angle.

In present embodiment, which is applied to the equipment of taking photo by plane on unmanned vehicle.It is appreciated that in other realities Apply in mode, knob structure 100 is not limited to be only applied to the equipment of taking photo by plane on unmanned vehicle, apply also for mapping, it is micro- Mirror, photography and vedio recording etc. other need the shooting occasion of manual focusing.

Focusing knob provided by the utility model employs above-mentioned focusing structure, between runner assembly and fixation kit Be provided with gap, which can store to provide the damping grease of rotary damping power, damping grease infiltration runner assembly with On the rubbing surface of fixation kit, runner assembly and fixation kit can be completely cut off, there is good focusing feel in focusing.

It is appreciated that knob structure provided by the utility model is also not limited to be only applied to need the occasion focused, this The knob structure that utility model provides, which can also be applied to other, needs the use occasion controlled manually.

The utility model also provides a kind of remote controler using above-mentioned focusing knob, and the focusing knob is installed in described distant It controls on device, the focusing knob is used to adjust the focal length of the remote controler.

The utility model also provides a kind of holder using above-mentioned focusing knob, and the focusing knob is installed in the holder On, capture apparatus is equiped on the holder, the focusing knob is used to adjust the coke for the capture apparatus installed on the holder Away from.

Knob structure provided by the utility model, is both provided with gap between runner assembly and fixation kit, the gap energy For providing the damping grease of rotary damping power, which infiltrates on the rubbing surface of runner assembly and fixation kit for enough storages, Runner assembly and fixation kit can be completely cut off, runner assembly is avoided to be contacted directly with fixation kit on rubbing surface, is avoided the occurrence of The problem of frictional force increases, and rotation feel is jerky；Focusing knob provided by the utility model using above-mentioned knob structure has Good focusing feel；Remote controler provided by the utility model using above-mentioned focusing knob can effectively adjust its focal length；This The holder using above-mentioned focusing knob that utility model provides can effectively adjust the focal length for the capture apparatus installed on holder.

Those skilled in the art it should be appreciated that more than embodiment be intended merely to illustrate that this practicality is new Type, and be not used as the restriction to the utility model, as long as in the spirit of the utility model, to above real The appropriate change and variation that the mode of applying is made all falls in the scope of the requires of the utility model protection.

Claims (17)

1. a kind of knob structure, it is characterised in that：The knob structure includes operating assembly, runner assembly and fixation kit, institute It states operating assembly and connects the runner assembly, the fixation kit carries the operating assembly and the runner assembly, the behaviour Making component can drive the runner assembly to be moved relative to the fixation kit, between the runner assembly and the fixation kit Gap is provided with, the operating assembly is used to adjust the size in the gap.

2. knob structure as described in claim 1, it is characterised in that：The operating assembly includes regulating part, the regulating part It is fixed with the runner assembly.

3. knob structure as claimed in claim 2, it is characterised in that：The operating assembly further includes knob, the regulating part The knob and the runner assembly are connected, elastic component is provided in the knob structure, the both ends of the elastic component are made respectively For the knob and the runner assembly.

4. knob structure as claimed in claim 3, it is characterised in that：The operating assembly further includes anti-pulley, described anti-skidding It is offered on the outside of wheel for anti-skidding lines, the anti-pulley is arranged the knob, and the anti-pulley and the knob are mutual It is fixed.

5. knob structure as claimed in claim 3, it is characterised in that：The runner assembly include shaft, the one of the shaft End is stretched into the knob and is connected with the regulating part, and the other end is fixed on the fixation kit, and the elastic component is sleeved on described In shaft.

6. knob structure as claimed in claim 5, it is characterised in that：The runner assembly includes rotating member, and the shaft is worn It crosses the rotating member and interfixes, the knob is arranged the rotating member, and the knob and the rotating member interfix, The rotating member is arranged the fixation kit.

7. knob structure as claimed in claim 6, it is characterised in that：The runner assembly includes friction member, the friction member One end offset with the elastic component, the other end and the rotating member are mutually chimeric, the shaft pass through the friction member.

8. knob structure as claimed in claim 6, it is characterised in that：Friction plate, the friction are equiped in the rotating member One end of plate offsets with the elastic component, and the shaft passes through the friction plate.

9. knob structure as claimed in claim 7, it is characterised in that：The fixation kit includes fixing piece and bearing, described Bearing is arranged the shaft, and the bearing is fixed in the fixing piece, and the shaft passes through the fixing piece, the rotating member It can be rotated relative to the fixing piece.

10. knob structure as claimed in claim 9, it is characterised in that：The fixing piece includes substrate and is installed in the base Extension on plate, the rotating member are sheathed on the extension, open up fluted on the substrate, and the groove is for holding It receives and is stored in lubricant grease in the knob structure.

11. knob structure as claimed in claim 10, it is characterised in that：The fixation kit further includes control panel, the control Making sheet is connected to the fixing piece.

12. knob structure as claimed in claim 11, it is characterised in that：The extension is described to prolong perpendicular to the substrate The upper surface of extending portion is plane, and the rotating member is contacted with each other by the upper surface and the fixing piece.

13. knob structure as claimed in claim 11, it is characterised in that：The extension favours the substrate, described to prolong The side of extending portion is inclined-plane, and the rotating member is contacted with each other by the side and the fixing piece.

14. a kind of focusing knob, it is characterised in that：The focusing knob uses claim 1 to 13 any one of them such as to revolve Button structure, the focusing knob further include detection piece, and the detection piece is installed in the knob structure, and the focusing knob is used In focusing.

15. focusing knob as claimed in claim 14, it is characterised in that：The detection piece is potentiometer.

16. a kind of remote controler, including focusing knob remote controller body and installing on the body, it is characterised in that：Institute Focusing knob is stated as the focusing knob described in claim 14, the focusing knob is used to focus.

17. a kind of holder, including holder body, installing capture apparatus on the body and installing on the body Focusing knob, it is characterised in that：The focusing knob is the focusing knob described in claim 14, and the focusing knob is used to adjust Save the focal length of the capture apparatus.