CN208835269U - A kind of antenna gearshift - Google Patents

Abstract

The utility model discloses a kind of antenna gearshifts, wheel is adjusted including rack and the first rotating shaft being separately mounted in the rack, actuator, shift assembly and multiple electricity, multiple electricity adjust wheel to be arranged around the first rotating shaft, the actuator is connect with the first rotating shaft, driving wheel is fixed in the first rotating shaft, the shift wheel adjusts wheel to engage with the driving wheel and electricity respectively.Actuator drives shift plate to move up in the axis of first rotating shaft or radially rotate by driving first rotating shaft, the shift wheel being installed on shift plate is mobile in the axial direction to be realized engagement driving wheel or separates with driving wheel, it adjusts wheel to engage with one of electricity with after shift plate rotational transform angle simultaneously, realizes shift；The control to multiple phase shifters is realized in the case where an actuator drives, and effectively reduces the volume of antenna gearshift, and reduce antenna gearshift production cost.

Description

A kind of antenna gearshift

Technical field

The utility model relates to antenna of mobile communication base station field more particularly to a kind of antenna gearshifts.

Background technique

In mobile communication technology, need to be adjusted the radiation angle of antenna for base station to cover different mobile communication areas Domain is usually adjusted antenna using antenna drive mechanism namely remote electricity tune device.

Currently marketed antenna for base station phase shifter is largely one phase shifter of a motor driven, more in antenna for base station Under frequency range, the trend of miniaturization, the development that the control mode of one phase shifter of a motor driven is no longer satisfied antenna is needed It asks, being badly in need of one kind can expire that multiband aerial demand, volume are smaller and the lower antenna gearshift of cost.

Utility model content

Smaller, the lower antenna shift of cost that the technical problem to be solved by the utility model is to provide excessively a kind of volumes Mechanism.

In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model are as follows: a kind of antenna gearshift, including Rack and the first rotating shaft being separately mounted in the rack, actuator, shift assembly and multiple electricity adjust wheel, and multiple electricity are adjusted Wheel is arranged around the first rotating shaft, and the actuator is connect with the first rotating shaft, and drive is fixed in the first rotating shaft Driving wheel；

The shift assembly includes mask, locating part, shift plate, shift wheel and adjusts wheel to be arranged in a one-to-one correspondence card with the electricity Hold portion, the holding section is fixed on the shift plate, the locating part be rotatably set on the mask and with described in one Holding section offsets, and the shift wheel is rotatably set on the shift plate；

The shift plate is annular shape, and the peripheral wall of the first rotating shaft is equipped with the first threaded portion, the week of the shift plate Wall is equipped with the second threaded portion matched with first threaded portion, and the shift wheel is adjusted with the driving wheel and electricity respectively takes turns Engagement.

Further, the mask further includes the first limit plate and the second limit plate, and first limit plate is equipped with the One limited post, second limit plate are equipped with the second limited post, are respectively equipped with and first limited post on the shift plate Limit hole compatible with the first limited post, first limit plate, shift plate and the second limit plate are successively sheathed on described the In one shaft.

Further, the holding section is uniformly distributed on the lateral wall of the shift plate.

It further, further include that electricity adjusts component, it includes that the second shaft and electricity adjust part that the electricity, which adjusts component, and the electricity adjusts wheel solid It is scheduled in second shaft, the electricity tune part is sheathed in the second shaft and the relatively described rack is slidably arranged.

Further, it includes the sleeve and sliding block being fixedly connected that the electricity, which adjusts part, and the sleeve is sheathed on described second turn On axis, the lateral wall of second shaft is equipped with third screw thread, and the inner wall of the sleeve is equipped with and the third screw thread phase 4th screw thread of adaptation, the rack are equipped with the sliding slot being axially arranged along second shaft, and the sliding block is far from the set One end of cylinder passes through the sliding slot and stretches out the rack.

It further, further include calibration assemblies, the calibration assemblies include controller and calibration component, and the calibration component is arranged It is electrically connected in the first rotating shaft and with the controller.

Further, it is six that the electricity, which adjusts the quantity of wheel, and six electricity adjust wheel uniformly to set around the first rotating shaft It sets.

Further, the actuator is motor.

The utility model has the beneficial effects that: actuator drives shift plate in first rotating shaft by driving first rotating shaft Axis is moved up or is radially rotated, the shift wheel being installed on shift plate is mobile in the axial direction realize engagement driving wheel or with drive Driving wheel separation, while adjusting wheel to engage with one of electricity with after shift plate rotational transform angle, realize shift；In an actuator The lower control realized to multiple phase shifters of driving, effectively reduces the volume of antenna gearshift, and reduce antenna gearshift Production cost.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the antenna gearshift of the utility model embodiment one；

Fig. 2 is the partial structure diagram of the antenna gearshift of the utility model embodiment one；

Fig. 3 is the details A enlarged drawing in Fig. 2；

Fig. 4 is the partial structure diagram of the antenna gearshift of the utility model embodiment one

Fig. 5 is the details B enlarged drawing in Fig. 4；

Fig. 6 is the details C enlarged drawing in Fig. 4；

Fig. 7 is the structural schematic diagram of the shift assembly of the antenna gearshift of the utility model embodiment one；

Fig. 8 is the explosive view of the shift assembly of the antenna gearshift of the utility model embodiment one；

Fig. 9 is the structural schematic diagram of the second limit plate of the antenna gearshift of the utility model embodiment one.Label is said It is bright:

1, rack；

2, first rotating shaft；

3, actuator；

4, shift assembly；

41, mask；

411, the first limit plate；

412, the second limit plate；

413, the first limited post；

414, the second limited post；

42, locating part；

43, shift plate；

44, shift wheel；

45, holding section；

5, electricity adjusts wheel；

6, driving wheel；

7, electricity adjusts component；

71, the second shaft；

72, electricity adjusts part；

721, sleeve；

722, sliding block；

8, sliding slot；

9, calibration component.

Specific embodiment

For technology contents, the objects and the effects that the utility model is described in detail, below in conjunction with embodiment and match Attached drawing is closed to be explained.

The design of the utility model most critical is: actuator drives shift plate in first rotating shaft by driving first rotating shaft Axis move up or radially rotate, engagement driving wheel and one of electricity adjust wheel to shift wheel respectively, realize to multiple phase shifts The control of device.

Please refer to Fig. 1 to Fig. 9, a kind of antenna gearshift, including rack 1 and be separately mounted in the rack 1 the One shaft 2, actuator 3, shift assembly 4 and multiple electricity adjust wheel 5, and multiple electricity adjust wheel 5 to be arranged around the first rotating shaft 2, The actuator 3 is connect with the first rotating shaft 2, is fixed with driving wheel 6 in the first rotating shaft 2；

The shift assembly 4 includes mask 41, locating part 42, shift plate 43, shift wheel 44 and adjusts wheel 5 one by one with the electricity It is correspondingly arranged holding section 45, the holding section 45 is fixed on the shift plate 43, and the locating part 42 can be rotated set on described It offsets on mask 41 and with a holding section 45, the shift wheel 44 is rotatably set on the shift plate 43；

The shift plate 43 is annular shape, and the peripheral wall of the first rotating shaft 2 is equipped with the first threaded portion, the shift plate 43 Peripheral wall be equipped with the second threaded portion for matching with first threaded portion, the shift take turns 44 respectively with the driving wheel 6 5 engagement of wheel is adjusted with electricity.

The working principle of the utility model is summarized as follows: actuator drives first rotating shaft rotation, and first rotating shaft passes through screw thread Flapper is changed in drive, and under the action of locating part, shift plate can do reciprocating linear motion in the axial direction of first rotating shaft, plate of shifting gears On shift wheel can adjust take turns with driving wheel and electricity and engage or axial direction from engagement place along first rotating shaft exits meshing state； When shift wheel exits meshing state, plate radially rotating in first rotating shaft of shifting gears adjusts the angle of shift wheel, by again Secondary linear motion is adjusted between wheel engageable in driving wheel and another electricity, realizes shift.

As can be seen from the above description, the utility model has the beneficial effects that: actuator is by driving first rotating shaft band to move Baffle is moved up in the axis of first rotating shaft or is radially rotated, and the shift wheel being installed on shift plate is mobile in the axial direction to be realized Engagement driving wheel is separated with driving wheel, while adjusting wheel to engage with one of electricity with after shift plate rotational transform angle, is realized Shift；The control to multiple phase shifters is realized in the case where an actuator drives, and effectively reduces the volume of antenna gearshift, and Reduce antenna gearshift production cost.

Further, the mask 41 further includes the first limit plate 411 and the second limit plate 412, first limit plate 411 are equipped with the first limited post 413, and second limit plate 412 is equipped with the second limited post 414, divides on the shift plate 43 Not She You limit hole compatible with first limited post 413 and the first limited post 413, first limit plate 411, shift Plate 43 and the second limit plate 412 are successively sheathed in the first rotating shaft 2.

Seen from the above description, shift plate is during first rotating shaft axially upper linear reciprocating motion, the first limited post or The through hole of second limited post insertion limit plate is fixed, and the position fixation for plate of shifting gears does not shift, antenna gearshift Working condition it is more stable.

Further, the holding section 45 is uniformly distributed on the lateral wall of the shift plate 43.

Seen from the above description, equally distributed holding section facilitates locating part to be adjusted and fix limit plate.

It further, further include that electricity adjusts component 7, it includes that the second shaft 71 and electricity adjust part 72, the electricity that the electricity, which adjusts component 7, Wheel 5 is adjusted to be fixed in second shaft 71, the electricity tune part 72 is sheathed in the second shaft 71 and the relatively described rack 1 can Sliding setting.

Seen from the above description, the electricity of rotation adjusts wheel that electricity can be made to adjust part that corresponding movement occurs, and enriches antenna gearshift Expanding function.

Further, it includes the sleeve 721 and sliding block 722 being fixedly connected that the electricity, which adjusts part 72, and the sleeve 721 is arranged In in second shaft 71, the lateral wall of second shaft 71 is equipped with third screw thread, sets on the inner wall of the sleeve 721 There is the 4th screw thread compatible with the third screw thread, the rack 1 is equipped with the cunning being axially arranged along second shaft 71 Slot 8, the sliding block 722 pass through the sliding slot 8 far from one end of the sleeve 721 and stretch out the rack 1.

Seen from the above description, electricity adjusts part under the position-limiting action of sliding slot, makees reciprocal straight in opposite second shaft axial direction Line movement.

It further, further include calibration assemblies, the calibration assemblies include controller and calibration component 9,9 sets of the calibration component It is electrically connected in the first rotating shaft 2 and with the controller.

Further, it is six that the electricity, which adjusts the quantity of wheel 5, and six electricity adjust wheel 5 uniform around the first rotating shaft 2 Setting.

Seen from the above description, six electricity adjust wheel to realize free switching and application between six gears, meet more multiple Miscellaneous actual demand

Further, the actuator 3 is motor.

Embodiment one

Please refer to Fig. 1 to Fig. 9, the embodiments of the present invention one are as follows: a kind of antenna gearshift, including rack 1 and point First rotating shaft 2, actuator 3, shift assembly 4 and the multiple electricity not being mounted in the rack 1 adjust wheel 5, and multiple electricity adjust wheel 5 It is arranged around the first rotating shaft 2, the actuator 3 connect with the first rotating shaft 2, is fixed in the first rotating shaft 2 Driving wheel 6, specifically, the actuator 3 is motor.；

The shift assembly 4 includes mask 41, locating part 42, shift plate 43, shift wheel 44 and adjusts wheel 5 one by one with the electricity It is correspondingly arranged holding section 45, the holding section 45 is fixed on the shift plate 43, and the locating part 42 can be rotated set on described It offsets on mask 41 and with a holding section 45, the shift wheel 44 is rotatably set on the shift plate 43, at this In embodiment, the shift wheel 44 and the driving wheel 6 are coaxial arrangement；

The actuator 3 drives first rotating shaft 2 to rotate, and first rotating shaft 2 is moved baffle 43 by thread belt and rotated, and is limiting Under the action of part 42, shift plate 43 can do reciprocating linear motion in the axial direction of first rotating shaft 2, and the shift wheel 44 shifted gears on plate 43 is just It can be engaged with driving wheel 6 and electricity tune wheel 5 or the axial direction from engagement place along first rotating shaft 2 exits meshing state；Shift wheel 44 When exiting meshing state, radially the rotating in first rotating shaft 2 of plate 43 of shifting gears adjusts the angle of shift wheel 44, by again Secondary linear motion is adjusted between wheel 5 engageable in driving wheel 6 and another electricity, realizes shift.

The shift plate 43 is annular shape, and the peripheral wall of the first rotating shaft 2 is equipped with the first threaded portion, the shift plate 43 Peripheral wall be equipped with the second threaded portion for matching with first threaded portion, the shift take turns 44 respectively with the driving wheel 6 5 engagement of wheel is adjusted with electricity, specifically, the holding section 45 is uniformly distributed on the lateral wall of the shift plate 43.

The mask 41 further includes the first limit plate 411 and the second limit plate 412, and first limit plate 411 is equipped with First limited post 413, second limit plate 412 are equipped with the second limited post 414, are respectively equipped on the shift plate 43 and institute State the first limited post 413 and the compatible limit hole of the first limited post 413, first limit plate 411, shift plate 43 and second Limit plate 412 is successively sheathed in the first rotating shaft 2, i.e. shift plate 43 does reciprocating linear motion in 2 axial direction of first rotating shaft When, the through-hole that shift plate 43 is equipped with can be matched with the first limited post 413 or the second limited post 414, form rock-steady structure.

It further include that electricity adjusts component 7, it includes that the second shaft 71 and electricity adjust part 72 that the electricity, which adjusts component 7, and the electricity adjusts wheel 5 fixed In second shaft 71, the electricity tune part 72 is sheathed in the second shaft 71 and the relatively described rack 1 is slidably arranged.In detail Thin, it includes the sleeve 721 and sliding block 722 being fixedly connected that the electricity, which adjusts part 72, and the sleeve 721 is sheathed on second shaft On 71, the lateral wall of second shaft 71 is equipped with third screw thread, and the inner wall of the sleeve 721 is equipped with and the third spiral shell Compatible 4th screw thread of line, the rack 1 are equipped with the sliding slot 8 being axially arranged along second shaft 71, the sliding block 722 One end far from the sleeve 721 passes through the sliding slot 8 and stretches out the rack 1, so it is easy to understand that the electricity adjusts part 72 to exist Under the rotation of second shaft 71, by mutual matching thread, electricity adjusts part 72 that corresponding rotation, but limited in rotation also occurs With sliding slot 8, electricity tune part 72 does the linear reciprocating motion of opposite rack 1 under the position-limiting action of sliding slot 8.

Optionally, it is six that the electricity, which adjusts the quantity of wheel 5, and six electricity adjust wheel 5 uniformly to set around the first rotating shaft 2 It sets, i.e., adjusts 5 relevant second shafts 71 of wheel, electricity that part 72 and sliding slot 8 is adjusted also to set in groups around the first rotating shaft 2 to the electricity In in the rack 1.

It in the present embodiment, further include calibration assemblies, the calibration assemblies include controller and calibration component 9, the calibration Part 9 is sheathed in the first rotating shaft 2 and is electrically connected with the controller.

In conclusion a kind of antenna gearshift provided by the utility model, actuator is driven by driving first rotating shaft Shift plate is moved up in the axis of first rotating shaft or is radially rotated, and the shift wheel being installed on shift plate is mobile in the axial direction real It now engages driving wheel or is separated with driving wheel, while adjusting wheel to engage with one of electricity with after shift plate rotational transform angle, it is real Now shift gears；The control to multiple phase shifters is realized in the case where an actuator drives, and effectively reduces the volume of antenna gearshift, and And reduce antenna gearshift production cost；Six electricity adjust wheel to realize free switching and application between six gears, meet more For complicated actual demand.

The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all Equivalents made based on the specification and figures of the utility model are applied directly or indirectly in relevant technology neck Domain is also included in the patent protection scope of the utility model.

Claims (8)

1. a kind of antenna gearshift, it is characterised in that: including rack and the first rotating shaft being separately mounted in the rack, drive Moving part, shift assembly and it is multiple electricity adjust wheel, it is multiple it is described electricity adjust wheel around the first rotating shaft be arranged, the actuator with it is described First rotating shaft connects, and is fixed with driving wheel in the first rotating shaft；

The shift assembly includes mask, locating part, shift plate, shift wheel and adjusts wheel to be arranged in a one-to-one correspondence clamping with the electricity Portion, the holding section are fixed on the shift plate, the locating part be rotatably set on the mask and with a card The portion of holding offsets, and the shift wheel is rotatably set on the shift plate；

The shift plate is annular shape, and the peripheral wall of the first rotating shaft is equipped with the first threaded portion, on the peripheral wall of the shift plate Equipped with the second threaded portion matched with first threaded portion, the shift wheel adjusts wheel to nibble with the driving wheel and electricity respectively It closes.

2. antenna gearshift according to claim 1, it is characterised in that: the mask further includes the first limit plate and Two limit plates, first limit plate are equipped with the first limited post, and second limit plate is equipped with the second limited post, described to change Limit hole compatible with first limited post and the first limited post, first limit plate, shift are respectively equipped on baffle Plate and the second limit plate are successively sheathed in the first rotating shaft.

3. antenna gearshift according to claim 1, it is characterised in that: the holding section is uniformly distributed in the shift On the lateral wall of plate.

4. antenna gearshift according to claim 1, it is characterised in that: further include that electricity adjusts component, the electricity adjusts component Part is adjusted including the second shaft and electricity, the electricity adjusts wheel to be fixed in second shaft, and the electricity adjusts part to be sheathed on the second shaft The upper and relatively described rack is slidably arranged.

5. antenna gearshift according to claim 4, it is characterised in that: it includes the sleeve being fixedly connected that the electricity, which adjusts part, And sliding block, the sleeve are sheathed in second shaft, the lateral wall of second shaft is equipped with third screw thread, the set The inner wall of cylinder is equipped with the 4th screw thread compatible with the third screw thread, and the rack is equipped with axial along second shaft The sliding slot of setting, the sliding block pass through the sliding slot far from one end of the sleeve and stretch out the rack.

6. antenna gearshift according to claim 1, it is characterised in that: it further include calibration assemblies, the calibration assemblies Including controller and calibration component, the calibration component is sheathed in the first rotating shaft and is electrically connected with the controller.

7. antenna gearshift according to claim 1, it is characterised in that: it is six, six that the electricity, which adjusts the quantity of wheel, The electricity adjusts wheel to be uniformly arranged around the first rotating shaft.

8. antenna gearshift according to claim 1, it is characterised in that: the actuator is motor.