CN207470697U - Holder gear reduction box - Google Patents

Holder gear reduction box Download PDF

Info

Publication number
CN207470697U
CN207470697U CN201720944243.XU CN201720944243U CN207470697U CN 207470697 U CN207470697 U CN 207470697U CN 201720944243 U CN201720944243 U CN 201720944243U CN 207470697 U CN207470697 U CN 207470697U
Authority
CN
China
Prior art keywords
gear
holder
reduction box
diameter
pole
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201720944243.XU
Other languages
Chinese (zh)
Inventor
刘伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHENZHEN SUNELL TECHNOLOGY Corp
Original Assignee
SHENZHEN SUNELL TECHNOLOGY Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SHENZHEN SUNELL TECHNOLOGY Corp filed Critical SHENZHEN SUNELL TECHNOLOGY Corp
Priority to CN201720944243.XU priority Critical patent/CN207470697U/en
Application granted granted Critical
Publication of CN207470697U publication Critical patent/CN207470697U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a kind of holder gear reduction box, including housing, power plant and transmission gear;The transmission gear is set in the housing, and the transmission gear includes at least first gear, second gear and output gear;The second gear includes first gear and second gear, and the outer diameter of second gear is smaller than the outer diameter of first gear, the concentric setting of first gear and second gear and is fixedly connected;The outer diameter of the first gear is less than the outer diameter of first gear, and is engaged with first gear;The power plant drives the first gear rotation, and the first gear drives first gear rotation, and passes through second gear and drive the output gear rotation.It is rotated by power plant band nutating gear, transmission gear is driven using multi-stage speed-reducing, is reached required reduction ratio, and increase torque, is made the more compact structure of product, structure is small, reduces cost.

Description

Holder gear reduction box
Technical field
The utility model is related to arrive the technical field of video camera, a kind of holder gear reduction box is especially related to.
Background technology
Holder dome type camera on the market is limited by drive mechanism at present, and product structure is generally larger, general same Walk belt drive structure, be by fixing active synchronization wheel on motor rotation axis, driven synchronizing wheel being fixed on cloud platform rotation body, in Between be driven by synchronous belt, such mode occupied space is larger, and product structure is larger, and it is easily old to have used synchronous belt long Change, easily fall influences image on clast to the translucent cover of dome type camera.
Utility model content
The main purpose of the utility model is to provide the holder gear reduction box that a kind of structure is small, output torque is big.
In order to achieve the above-mentioned object of the invention, the utility model proposes a kind of holder gear reduction box, including housing, power Device and transmission gear;
The transmission gear is set in the housing, the transmission gear include at least first gear, second gear and Output gear;
The second gear includes first gear and second gear, and the outer diameter of second gear is than described The outer diameter of one gear is small, the concentric setting of first gear and second gear and is fixedly connected;
The outer diameter of the first gear is less than the outer diameter of first gear, and is engaged with first gear;Institute It states power plant and drives the first gear rotation, the first gear drives first gear rotation, and passes through described Second gear teeth drives the output gear rotation.
Further, the transmission gear further includes third gear, and the third gear includes first end gear and second End tooth wheel, the first end outside diameter of gear are more than the second end outside diameter of gear, the first end gear and second end tooth It takes turns concentric setting and is fixedly connected;
The first end outside diameter of gear is more than second outside diameter of gear, the first end gear and second tooth Wheel engagement, and the output gear is driven to rotate by the second end gear.
Further, the transmission gear further includes the 4th gear, and the 4th gear includes the first pole gear and second Pole gear, first pole outside diameter of gear are more than second pole outside diameter of gear, first pole gear and second pole tooth It takes turns concentric setting and is fixedly connected;
First pole outside diameter of gear is more than second outside diameter of gear, first pole gear and second end tooth Wheel engagement, second pole gear engage with the output gear and the output teeth portion are driven to rotate.
Further, the power plant includes motor, and the output shaft of the motor is fixedly connected with the first gear, institute State first gear and the concentric setting of the output shaft.
Further, the second gear is provided centrally with first through hole, and the axis of adaptation is provided in the first through hole It holds, the bearing is fixed on by fixing axle in the housing.
Further, the housing includes upper casing, middle shell and lower casing;
The power plant is fixedly installed in the middle shell lower part, and the middle shell, which is provided with, places the recessed of the transmission gear Slot, for the upper shell cover together in the middle shell top, the lower cover is together in the middle shell lower part and avoids the power plant.
Further, the first limit shaft being fixed in the housing is further included, is set on the axle center of the third gear Have the second through-hole for being adapted to first limit shaft, first limit shaft pass through second through-hole to the third gear into Row limiting.
Further, the housing is provided with the mounting hole for adapting to first limit shaft, and first limit shaft is worn Into and be fixed on the mounting hole, the third gear is rotated by axle center of first limit shaft.
Further, the second limit shaft being fixed in the housing is further included, is provided on the 4th gear axis The third through-hole of second limit shaft is adapted to, second limit shaft carries out the 4th gear across the third through-hole Limiting.
Further, the transmission gear is transmission gear made of plastic cement nylon.
The holder gear reduction box of the utility model is had the advantage that be turned by power plant band nutating gear Dynamic, transmission gear is driven using multi-stage speed-reducing, is reached required reduction ratio, and increase torque, is made the more compact structure of product, is tied Structure is small, reduces cost.
Description of the drawings
Fig. 1 is the exploded perspective view of the holder gear reduction box of one embodiment of the utility model;
Fig. 2 is the assembly structure diagram of the holder gear reduction box of one embodiment of the utility model.
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
It should be appreciated that specific embodiment described herein is only used to explain the utility model, it is not used to limit this Utility model.
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 described embodiment is only the part of the embodiment rather than whole of the utility model Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise Lower all other embodiments obtained, shall fall within the protection scope of the present invention.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment It is only used for explaining relative position relation, motion conditions under a certain particular pose (as shown in drawings) between each component etc., such as When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly, and the connection can directly be connected It connects or is indirectly connected with.
In addition, it and cannot be managed in the utility model such as relating to the description of " first ", " second " etc. is only used for description purpose It solves to indicate or implying its relative importance or the implicit quantity for indicating indicated technical characteristic.Define as a result, " the One ", at least one this feature can be expressed or be implicitly included to the feature of " second ".In addition, the skill between each embodiment Art scheme can be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when technical solution It will be understood that the combination of this technical solution is not present with reference to there is conflicting or can not realize when, also not in the utility model It is required that protection domain within.
With reference to shown in Fig. 1-2, the holder gear reduction box of one embodiment of the utility model is proposed, filled including housing 2, power Put 1 and transmission gear;Transmission gear is set in housing 2, and transmission gear includes at least first gear 3, second gear 4 and output Gear 7;Second gear 4 includes first gear 41 and second gear 42, than first tooth of outer diameter of second gear 42 The outer diameter of wheel 41 is small, the concentric setting of first gear 41 and second gear 42 and is fixedly connected;The outer diameter of first gear 3 is small It is engaged in the outer diameter of first gear 41, and with first gear 41, power plant 1 drives first gear 3 to rotate, first gear 3 first gear 41 of drive rotate, and pass through second gear 42 and output gear 7 is driven to rotate.
Holder is installation, the support equipment for fixing video camera, it is divided into fixed and two kinds of electric platform.Fixed holder is applicable in In the little situation of monitoring range, the level of video camera and the angle of pitching are can adjust after video camera is installed on fixed holder Degree, as long as locking adjustment mechanism after reaching best operating attitude.Electric platform is suitable for sweeping on a large scale Monitoring is retouched, it can expand the monitoring range of video camera.Electric platform high speed posture is realized by two operating motors, electricity Motivation receives the signal from controller and accurately runs positioning.Under the action of signal is controlled, the video camera on holder both may be used Automatically scanning monitor area also can trace and monitor object under the manipulation of monitoring center operator on duty.
In the present embodiment, pick-up lens is driven to move by transmission gear, realizes the adjustment to pick-up lens, Jin Er It is monitored in real time in monitoring area.Gear wheel transmission is driven to slow down by pinion gear, rotating speed is slower, and torque is bigger, real Now to the deceleration of output gear 7, at the same structure smaller, more compact structure.
In the present embodiment, above-mentioned transmission gear further includes third gear 5, and third gear 5 includes 51 He of first end gear Second end gear 52,51 outer diameter of first end gear are more than 52 outer diameter of second end gear, first end gear 51 and second end gear 52 It is concentric to set and be fixedly connected;51 outer diameter of first end gear is more than second 42 outer diameter of gear, first end gear 51 and second Portion's gear 42 engages, and passes through second end gear 52 and output gear 7 is driven to rotate.By increasing the other gear of more stages, realize Output torque bigger, reduction ratio also become larger, and output gear 7 is made to reach required rotating speed.
In the present embodiment, above-mentioned transmission gear further includes the 4th gear 6, and the 4th gear 6 includes 61 He of the first pole gear Second pole gear 62,61 outer diameter of the first pole gear are more than 62 outer diameter of the second pole gear, the first pole gear 61 and the second pole gear 62 It is concentric to set and be fixedly connected;First pole gear 61 is engaged with second end gear 52, and the second pole gear 62 is nibbled with output gear 7 Merge and output gear 7 is driven to rotate.Wherein, output gear 7 includes engaging tooth wheel portion 71 and output gear wheel portion 72, engaging tooth wheel portion 71 engage with the second pole gear 62, and 71 outer diameters of engaging tooth wheel portion are more than the outer diameter of the second pole gear 62, further to increase Reduction ratio, makes output torque bigger, and output gear wheel portion 72 reaches required rotating speed.
In the present embodiment, above-mentioned power plant 1 includes motor, and the output shaft 11 of motor is fixedly connected with first gear 3, the One gear 3 and 11 concentric setting of output shaft.
In the present embodiment, second gear 4 is provided centrally with first through hole, and the bearing of adaptation is provided in first through hole 44, bearing is fixed on by fixing axle 43 in housing 2.
In the present embodiment, housing 2 includes upper casing 23, middle shell 22 and lower casing 21;Power plant 1 is fixedly installed in middle shell 22 Lower part, middle shell 22 are provided with the groove for placing transmission gear, and upper casing 23 is covered on middle 22 top of shell, and lower casing 21 is covered on middle shell 22 Simultaneously avoid power plant 1 in lower part.By setting the upper casing 23 and lower casing 21 of lid conjunction respectively in the top and the bottom of middle shell 22, power is filled It puts 1 to be fixed in housing 2, the structure for making the holder gear reduction box is compacter, structure size smaller.
In the present embodiment, holder gear reduction box further includes the first limit shaft 53 being fixed in housing 2, third gear The second through-hole of the first limit shaft 53 of adaptation is provided on 5 axle center, the first limit shaft 53 passes through the second through-hole to third gear 5 It is limited.Further, housing 2 is provided with the mounting hole 222 for adapting to the first limit shaft 52, and the first limit shaft 53 pierces into simultaneously Mounting hole 222 is fixed on, third gear 5 is rotated with the first limit shaft 53 for axle center.In the present embodiment, it is solid in the second through-hole Dingan County is equipped with bearing, and when second gear 4 drives third gear 5 to rotate, third gear 5 is fixed on designated position by bearing The first limit shaft of upper edge 53 rotates, and realizes the adjustment to transmission gear rotating speed, increases output torque.
In the present embodiment, holder gear reduction box further includes the second limit shaft 63 being fixed in housing 2, the 4th gear Be provided on 6 axle center adaptation the second limit shaft 63 third through-hole, the second limit shaft 63 pass through third through-hole to the 4th gear 6 into Row limiting.Further, above-mentioned housing 2 is provided with the mounting hole for adapting to the second limit shaft 63, and the second limit shaft 63 pierces into simultaneously Mounting hole is fixed on, the 4th gear 6 is rotated with the second limit shaft 63 for axle center.In the present embodiment, it is fixed in third through-hole Bearing is installed, when third gear 5 drives the rotation of the 4th gear 6, the 4th gear 6 is fixed on designated position by bearing It is rotated along the second limit shaft 63, realizes the adjustment to gear rotational speed, increase output torque.
In the present embodiment, above-mentioned transmission gear is transmission gear made of plastic cement nylon.Using nylon material, improve and pass The wearability of moving gear is high, reduces weight, while reduce manufacture cost.
The holder gear reduction box of the utility model is rotated by power plant 1 with nutating gear, and transmission gear uses Multi-stage speed-reducing is driven, and is reached required reduction ratio, and increase torque, is made the more compact structure of product, structure is small, reduces cost.
The above is only the preferred embodiment of the present invention, and it does not limit the scope of the patent of the present invention, Every equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is directly or indirectly transported Used in other related technical areas, it is equally included in the patent within the scope of the utility model.

Claims (10)

1. a kind of holder gear reduction box, which is characterized in that including housing, power plant and transmission gear;
The transmission gear is set in the housing, and the transmission gear includes at least first gear, second gear and output Gear;
The second gear includes first gear and second gear, and the outer diameter of second gear is than described first The outer diameter of gear is small, the concentric setting of first gear and second gear and is fixedly connected;
The outer diameter of the first gear is less than the outer diameter of first gear, and is engaged with first gear;It is described dynamic Power apparatus drives the first gear rotation, and the first gear drives first gear rotation, and passes through described second Portion's gear drives the output gear rotation.
2. holder gear reduction box according to claim 1, which is characterized in that the transmission gear further includes third tooth Wheel, the third gear include first end gear and second end gear, and the first end outside diameter of gear is more than second end tooth Outer diameter is taken turns, the first end gear and the second end gear are concentric to be set and be fixedly connected;
The first end outside diameter of gear is more than second outside diameter of gear, and the first end gear is nibbled with second gear It closes, and the output gear is driven to rotate by the second end gear.
3. holder gear reduction box according to claim 2, which is characterized in that the transmission gear further includes the 4th tooth Wheel, the 4th gear include the first pole gear and the second pole gear, and first pole outside diameter of gear is more than second pole tooth Outer diameter is taken turns, first pole gear and second pole gear are concentric to be set and be fixedly connected;
First pole outside diameter of gear is more than second outside diameter of gear, and first pole gear is nibbled with the second end gear It closes, second pole gear engages with the output gear and the output teeth portion is driven to rotate.
4. holder gear reduction box according to claim 1, which is characterized in that the power plant includes motor;
The output shaft of the motor is fixedly connected with the first gear, the first gear and the concentric setting of the output shaft.
5. holder gear reduction box according to claim 1, which is characterized in that the second gear is provided centrally with first Through-hole, the bearing of adaptation is provided in the first through hole, and the bearing is fixed on by fixing axle in the housing.
6. holder gear reduction box according to claim 1, which is characterized in that the housing include upper casing, middle shell and under Shell;
The power plant is fixedly installed in the middle shell lower part, and the middle shell is provided with the groove for placing the transmission gear, For the upper shell cover together in the middle shell top, the lower cover is together in the middle shell lower part and avoids the power plant.
7. holder gear reduction box according to claim 2, which is characterized in that further include be fixed in the housing One limit shaft is provided with the second through-hole for being adapted to first limit shaft, first limiting on the axle center of the third gear Axis limits the third gear across second through-hole.
8. holder gear reduction box according to claim 7, which is characterized in that the housing, which is provided with, adapts to described The mounting hole of one limit shaft, first limit shaft pierce into and are fixed on the mounting hole, and the third gear is with described first Limit shaft is rotated for axle center.
9. holder gear reduction box according to claim 3, which is characterized in that further include be fixed in the housing Two limit shafts are provided with the third through-hole for being adapted to second limit shaft, second limit shaft on the 4th gear axis The 4th gear is limited across the third through-hole.
10. holder gear reduction box according to claim 1, which is characterized in that the transmission gear is plastic cement nylon system Into transmission gear.
CN201720944243.XU 2017-07-31 2017-07-31 Holder gear reduction box Active CN207470697U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720944243.XU CN207470697U (en) 2017-07-31 2017-07-31 Holder gear reduction box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720944243.XU CN207470697U (en) 2017-07-31 2017-07-31 Holder gear reduction box

Publications (1)

Publication Number Publication Date
CN207470697U true CN207470697U (en) 2018-06-08

Family

ID=62256265

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720944243.XU Active CN207470697U (en) 2017-07-31 2017-07-31 Holder gear reduction box

Country Status (1)

Country Link
CN (1) CN207470697U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110702012A (en) * 2019-10-24 2020-01-17 安徽民防工程质量检测中心 Diagonal angle detection device of civil air defense door frame

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110702012A (en) * 2019-10-24 2020-01-17 安徽民防工程质量检测中心 Diagonal angle detection device of civil air defense door frame
CN110702012B (en) * 2019-10-24 2021-02-26 安徽民防工程质量检测中心 Diagonal angle detection device of civil air defense door frame

Similar Documents

Publication Publication Date Title
CN207470697U (en) Holder gear reduction box
US20140219647A1 (en) Motor, holder and image capture device using same
CN206539848U (en) Monopod video camera
CN206819168U (en) Online equipment automatic detection device based on computer technology
CN206698366U (en) A kind of multi-angle rotary security protection camera
CN107255853A (en) A kind of device for regulating rotary, lens assembly and camera device
CN201000531Y (en) Rotatable camera device
CN208399867U (en) Arbitrary indexing photography turntable
CN208523298U (en) A kind of novel garden topiaries device
CN106704778A (en) Cloud deck camera
CN108761782A (en) A kind of monitoring camera dust-proof mechanism
CN204406016U (en) The drive mechanism of monitoring head
CN104763867A (en) Transmission structure of monitoring apparatus
CN109031470A (en) A kind of Novel moveable weather environment monitor
CN208260155U (en) A kind of football training real-time monitoring system
CN205931293U (en) Panoramic shooting unmanned aerial vehicle
CN206805299U (en) A kind of portable remote control system for unmanned plane
CN206850894U (en) Monitoring device with timing belt serial verb construction
CN206741556U (en) A kind of three-dimensional modeling data acquisition system based on dynamic object
CN205931292U (en) Photographic unmanned aerial vehicle of vertical camera angle adjustable
CN206299965U (en) A kind of mounting bracket of 3D device for filming image
CN108928488A (en) More rotor electric power cruise unmanned planes
CN213146030U (en) Multi freedom image acquisition device
CN213036096U (en) Survey and drawing unmanned aerial vehicle multisource camera installation fixing device
CN210106947U (en) Transmission device of pan-tilt camera and camera system

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant