CN214704278U

CN214704278U - Wiper rotation drive mechanism and wiper for camera

Info

Publication number: CN214704278U
Application number: CN202121186078.9U
Authority: CN
Inventors: 卢晟
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2021-11-12
Anticipated expiration: 2031-05-31

Abstract

The utility model relates to the technical field of photographic and video equipment, in particular to a wiper rotation driving mechanism and a wiper for a camera; the rotary driving mechanism of the wiper comprises a mounting box, a first gear, a second gear and a rotary driving wheel, wherein the first gear is arranged in the mounting box and is used for being in transmission connection with an output shaft of a motor; realized the regulation to output speed through first gear, second gear and rotatory drive wheel etc. effectively solved under the weather of different adverse degree, the foreign matter drops the problem that influences the shooting field of vision on the lens.

Description

Wiper rotation drive mechanism and wiper for camera

Technical Field

The utility model relates to a photographic camera equipment technical field especially relates to a wiper rotary driving mechanism and be used for shooing the wiper of ware.

Background

In extreme weather such as rain, snow, sand and the like, the imaging of photography is influenced due to the problems of darker light, falling raindrops, snowflakes, sand and dust particles and the like generated in the extreme weather; with the development of photography techniques and image recognition techniques, etc., in recent years, the problem of dark light has been basically solved. The method for removing raindrops, snowflakes, sand and other foreign matters on the lens of the existing camera is that a high lens driven by a driving wheel and a motor is arranged on a front cover of the lens, and the foreign matters falling on the lens are screwed out of the shooting view of the lens by using the centrifugal force generated when the high lens rotates, but the motor directly drives the driving wheel to rotate, so that the transmission ratio is not ideal, the loss of the high lens is larger, or the generated centrifugal force is not enough to remove the foreign matters, and the method for arranging the rotating lens in front of the lens to remove the foreign matters can only solve the shooting problem to a certain extent, and the problem that the foreign matters fall off the lens is not thorough.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model aims at providing a wiper rotary driving mechanism and be used for the wiper of shooting ware, has realized the regulation to output rotational speed through first gear, second gear and rotary driving wheel etc. has effectively solved under the weather of different abominable degrees, and the foreign matter drops the problem that influences the shooting field of vision on the lens.

The technical scheme of the utility model as follows:

the utility model discloses an aspect provides a wiper rotary driving mechanism, including the mounting box, be used for in arranging this mounting box in with the first gear that motor output shaft transmission is connected, through transmission structure and this first gear connection's second gear, and with the coaxial rotary drive wheel of this second gear, rotary drive wheel stretches out the mounting box is used for and arranges in the outer driving piece of treating of mounting box is connected.

Further, the device also comprises a swinging arm, a damping spring arm and a driving shaft; the second gear and the rotary driving wheel are both arranged on the driving shaft; one end of the swinging arm is sleeved on the driving shaft, and the other end of the swinging arm is sleeved on the mounting column of the mounting box; one end of the damping spring arm is fixedly connected with the mounting box, and the other end of the damping spring arm is correspondingly and fixedly connected with the swing arm.

Further, an included angle between a plane where the axis of the driving shaft and the axis of the output shaft of the motor are located and a plane where the center line of the swing arm is located is greater than 100 °.

Furthermore, the device also comprises a motor arranged in the mounting box and a rotating speed controller electrically connected with the motor.

Furthermore, the lower side wall of the mounting box is provided with air holes communicated with the air inside and outside the mounting box.

Furthermore, a containing groove for containing the rotary lens is arranged on the side edge of the rotary driving wheel; an elastic pad is arranged in the groove of each accommodating groove.

Further, the transmission structure is a belt or a transmission chain.

Further, the first and second inter-gear transmission ratios (16-20): (9-13).

Further, the first and second inter-gear transmission ratios 18: 11.

the utility model discloses an on the other hand provides a wiper for shooting ware, include as above arbitrary wiper rotary drive mechanism.

The utility model provides a wiper rotary driving mechanism and be used for wiper of shooting ware compares with prior art, has following beneficial effect:

1. the utility model provides a wiper rotation driving mechanism, which adopts a design that the wiper rotation driving mechanism comprises a mounting box, a first gear which is arranged in the mounting box and is used for being connected with the transmission of a motor output shaft, a second gear which is connected with the first gear through a transmission structure, and a rotation driving wheel which is coaxial with the second gear, wherein the rotation driving wheel extends out of the mounting box and is used for being connected with a driving piece to be driven which is arranged outside the mounting box; through first gear the second gear with rotatory drive wheel etc. has realized the regulation to output speed, under the weather of different abominability degree, selects not unidimensional first gear the second gear to realize that rotatory lens treats the different rotational speeds of driving piece, effectively solved under the weather of different abominability degree, the foreign matter drops the problem that influences the shooting field of vision on the lens.

2. The utility model provides a wiper rotation driving mechanism, which adopts the design of a motor arranged in the mounting box and a rotation speed controller electrically connected with the motor; and the rotating speed of the output shaft of the motor is adjusted through the rotating speed controller, so that the rotating speed of the rotating lens is controlled. The first gear and the second gear which are different in size do not need to be replaced, and the applicability of the wiper is improved. When the rain, snow and wind are large, the rotating lens can have a large rotating speed so as to prevent foreign matters from being hung on the rotating lens and enable the shooting device to have a good shooting effect; when the rain, snow, wind and sand are small, the rotating speed can be small, so that the electric quantity is saved, and the loss of devices such as a motor is reduced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention.

Fig. 1 shows a front view (perspective view) of a wiper rotation drive mechanism of the present invention;

fig. 2 shows a front view (bottom view) of the wiper rotation drive mechanism of the present invention;

fig. 3 is a schematic structural view showing a mounting box of the wiper rotation drive mechanism of the present invention;

fig. 4 is a schematic view showing an internal structure of a wiper rotation drive mechanism of the present invention;

fig. 5 shows a schematic structural view (sectional view) of the rotary drive wheel of the wiper rotary drive mechanism of the present invention.

Description of the drawings:

101-rotation speed controller, 102-power supply;

2-mounting box, 201-mounting column, 202-air hole, 203-mounting box cover, 204-damping arm mounting hole;

301-motor, 302-first gear, 303-second gear, 304-drive shaft, 311-rotating drive wheel, 312-receiving groove, 313-elastic pad, 321-swing arm, 322-damping spring arm.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the following embodiments and accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.

It should also be noted that, in order to avoid obscuring the invention with unnecessary details, only the structures and/or process steps that are closely related to the solution according to the invention are shown in the drawings, while other details that are not relevant to the invention are omitted.

It should be emphasized that the term "comprises/comprising" when used herein, is taken to specify the presence of stated features, elements, steps or components, but does not preclude the presence or addition of one or more other features, elements, steps or components.

It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict.

Fig. 1 to 5 are schematic structural views of a wiper rotation drive mechanism of the present application. The rotational speed to the output of current wiper actuating mechanism is not adjustable, and the problem that wiper service level is low, the wiper for shooing that this application provided will when using rotatory lens lid is on the camera lens, utilizes the high-speed rotation of rotatory lens is with the shooting field of vision of foreign matter back-out camera lens, reaches the effect that effectively prevents the foreign matter influence and shoot the formation of image.

As shown in fig. 1 to 4, the utility model provides a wiper rotation driving mechanism, including the mounting box 2, be used for in arranging this mounting box with motor 301 output shaft transmission connection's first gear 302, through the second gear 303 that transmission structure and this first gear 302 are connected, and with the coaxial rotation drive wheel 311 of this second gear, the rotation drive wheel stretches out the mounting box for with arrange in the outer driving piece of treating of mounting box is connected. In this embodiment, the to-be-driven member is a rotating lens 1, but it is also possible to select the rotating driving wheel 311 to be connected to the rotating lens through a structure such as a transmission wheel disc, and at this time, the to-be-driven member includes a rotating lens and a transmission wheel disc; the selection can be performed by those skilled in the art according to actual needs, and will not be described in detail herein. One end of the mounting box is opened so that the rotary driving wheel extends out of the mounting box, and the other end cover is provided with a mounting box cover 203. The utility model provides a wiper rotation driving mechanism, which adopts a design that the wiper rotation driving mechanism comprises a mounting box, a first gear which is arranged in the mounting box and is used for being connected with the transmission of a motor output shaft, a second gear which is connected with the first gear through a transmission structure, and a rotation driving wheel which is coaxial with the second gear, wherein the rotation driving wheel extends out of the mounting box and is used for being connected with a driving piece to be driven which is arranged outside the mounting box; through first gear the second gear with rotatory drive wheel etc. has realized the regulation to output speed, under the weather of different abominability degree, selects not unidimensional first gear the second gear to realize that rotatory lens treats the different rotational speeds of driving piece, effectively solved under the weather of different abominability degree, the foreign matter drops the problem that influences the shooting field of vision on the lens.

In this embodiment, the transmission structure is a belt, but a transmission chain may be selected as the transmission structure. The transmission between gears by means of a transmission chain, a belt, etc. is prior art and will not be described in detail here.

As shown in fig. 1 and 3, the present embodiment further includes a swing arm 321, a damping spring arm 322, and a driving shaft 304; the second gear 303 and the rotary driving wheel 311 are both arranged on the driving shaft; one end of the swing arm is sleeved on the driving shaft, and the other end of the swing arm is sleeved on the mounting column 201 of the mounting box; one end of the damping spring arm is fixedly connected with the mounting box, and the other end of the damping spring arm is correspondingly connected with the swing arm; an included angle between a plane where the axis of the driving shaft and the axis of the output shaft of the motor are located and a plane where the center line of the swing arm is located is greater than 100 degrees, in this embodiment, the spring end of the damping spring arm is welded to the swing arm, and of course, a person skilled in the art can select other modes to connect the spring end of the damping spring arm to the swing arm, and redundant description is omitted here.

As shown in fig. 2 and 4, in this embodiment, both ends of the swing arm are provided with through holes (not shown), and the diameters of the through holes are respectively matched with the outer diameter of the driving shaft 304 and the outer diameter of the mounting post; the mounting post 201 in this embodiment is a threaded post that is threadedly attached to the mounting box. Of course, the mounting posts may be cylinders that are integrally formed with the mounting box. The damping spring arm is correspondingly and fixedly connected with the middle part of the swing arm. The second gear and the rotary driving wheel are respectively arranged at the upper part and the lower part of the driving shaft, and the joint of the swing arm and the driving shaft is arranged between the second gear and the rotary driving wheel. The damping spring arm passes through a damping arm mounting hole 204 on the upper part of the mounting box and is fixedly connected with the middle part of the swing arm.

As shown in fig. 1 and 4, the present embodiment further includes a motor 301 disposed in the mounting box, and a rotation speed controller 101 electrically connected to the motor. The rotating speed control device is characterized in that a rotating speed input module and a control module are arranged on the rotating speed control device, the rotating speed control module is electrically connected with the control module, and the control module is electrically connected with the motor. Also included is a power supply 102 for powering the motor.

The utility model provides a wiper rotation driving mechanism, which adopts the design of a motor arranged in the mounting box and a rotation speed controller electrically connected with the motor; and the rotating speed of the output shaft of the motor is adjusted through the rotating speed controller, so that the rotating speed of the rotating lens is controlled. The first gear and the second gear which are different in size do not need to be replaced, and the applicability of the wiper is improved. When the rain, snow and wind are large, the rotating lens can have a large rotating speed so as to prevent foreign matters from being hung on the rotating lens and enable the shooting device to have a good shooting effect; when the rain, snow, wind and sand are small, the rotating speed can be small, so that the electric quantity is saved, and the loss of devices such as a motor is reduced.

As shown in fig. 5, the side edges of the rotating driving wheel in this embodiment are provided with receiving grooves 312 for rotating the lenses. The width of the containing groove is slightly larger than the thickness of the to-be-driven piece. An elastic pad 313 is arranged at the bottom of the accommodating groove; the ring-shaped elastic pad 313 is sleeved on the side edge of the rotary driving wheel and is tightly connected with the bottom of the accommodating groove.

As shown in fig. 1 and fig. 3, the lower sidewall of the mounting box of the present embodiment is provided with a vent hole 202 for communicating air inside and outside the mounting box.

The utility model provides a wiper rotation driving mechanism, which adopts the design that the lower side wall of the mounting box is provided with a vent hole communicated with the air outside the mounting box; the heat that motor, rotatory drive wheel etc. produced can in time exchange with outside air, prevents that the temperature is too high in the water proof membrane, influences life such as motor.

The transmission ratio (16-20) between the first gear and the second gear in the embodiment is as follows: (9-13). I.e. the transmission ratio between the first gear and the second gear may be 16:9,16:13,20:9,20:13, and any value within any of the above ratio ranges, preferably the transmission ratio between the first gear and the second gear 18: 11. when the diameter of the rotating lens is 127mm, the transmission ratio between the first gear and the second gear is 18: 11, the transmission ratio between the rotary driving wheel and the rotary lens is 68: 127 hours, the wiper can be suitable for most severe weather conditions, and the loss to the motor and the like is small.

The assembly process of the wiper rotation drive mechanism shown in this embodiment is: placing the mechanism shown in fig. 4 except for the rotary drive wheel and the shock absorbing spring arm in fig. 3, then loading the shock absorbing spring arm from the shock absorbing arm mounting hole 204, and then mounting the rotary drive wheel to the bottom end of the drive shaft, at the angle shown in fig. 3 and 4; the assembly of the wiper rotation drive mechanism can be completed by mounting the mounting box cover 203 on the opening of the upper part of the mounting box. The assembly process listed here is only one achievable assembly process of the wiper rotation driving mechanism, and is not limited to the assembly process, and a person skilled in the art can select the assembly sequence as required, and redundant description is omitted here.

In another embodiment of the present invention, there is also provided a wiper for a camera, including the wiper rotation driving mechanism as described above.

It should also be noted that the exemplary embodiments mentioned in the present disclosure describe some methods or systems based on a series of steps or devices. However, the present invention is not limited to the order of the above steps, that is, the steps may be performed in the order mentioned in the embodiments, may be performed in a different order from the embodiments, or may be performed simultaneously.

Features that are described and/or illustrated with respect to one embodiment may be used in the same way or in a similar way in one or more other embodiments and/or in combination with or instead of the features of the other embodiments.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and it will be apparent to those skilled in the art that various modifications and variations can be made in the embodiments of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a wiper rotation driving mechanism, its characterized in that includes the mounting box, is arranged in this mounting box and is used for the first gear with motor output shaft transmission connection, through the second gear of transmission structure with this first gear connection, and with the coaxial rotation drive wheel of this second gear, rotation drive wheel stretches out the mounting box for with arrange in the mounting box outside wait that the driving piece is connected.

2. The wiper rotation drive mechanism according to claim 1, further comprising a rocking arm, a shock absorbing spring arm and a drive shaft; the second gear and the rotary driving wheel are both arranged on the driving shaft; one end of the swinging arm is sleeved on the driving shaft, and the other end of the swinging arm is sleeved on the mounting column of the mounting box; one end of the damping spring arm is fixedly connected with the mounting box, and the other end of the damping spring arm is correspondingly and fixedly connected with the swing arm.

3. The wiper rotation drive mechanism according to claim 2, wherein an angle between a plane on which an axis of the drive shaft and an axis of the output shaft of the motor are located and a plane on which a center line of the swing arm is located is greater than 100 °.

4. The wiper rotation drive mechanism according to claim 1, further comprising a motor disposed in the mounting case, and a rotation speed controller electrically connected to the motor.

5. The wiper rotation drive mechanism according to claim 3, wherein air holes for communicating air inside and outside the mounting box are provided on a lower side wall of the mounting box.

6. The rotary drive mechanism for wipers as claimed in claim 5, characterized in that the rotary drive wheel is provided on its side with a receiving groove for receiving the rotary mirror; an elastic pad is arranged in the groove of each accommodating groove.

7. The wiper rotation drive mechanism as set forth in claim 6, wherein the transmission structure is a belt or a transmission chain.

8. The wiper rotation drive mechanism according to any one of claims 1 to 7, wherein the first and second inter-gear transmission ratios (16-20): (9-13).

9. The wiper rotation drive mechanism as set forth in claim 8, wherein the first and second inter-gear transmission ratios 18: 11.

10. a wiper blade for a camera, characterized by comprising the wiper blade rotation driving mechanism as recited in any one of claims 1 to 9.