CN110701463B

CN110701463B - Camera mounting bracket

Info

Publication number: CN110701463B
Application number: CN201911002552.5A
Authority: CN
Inventors: 苏周斌; 陈定元
Original assignee: Beijing Horizon Robotics Technology Research and Development Co Ltd
Current assignee: Beijing Horizon Robotics Technology Research and Development Co Ltd
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2021-08-03
Anticipated expiration: 2039-10-21
Also published as: CN110701463A

Abstract

The invention provides a camera mounting bracket, comprising: the mounting rack is used for being connected with equipment to be connected; the switching frame is rotatably connected with the mounting frame through a rotating shaft, the rotating shaft is arranged along a first direction, the switching frame is used for being connected with a camera, a guide groove is formed in the switching frame, the guide groove extends along a second direction, and the second direction and the first direction form a first set angle; the sliding shaft is arranged in the guide groove in a penetrating manner; the driving device is used for driving the sliding shaft to move along a third direction so as to enable the sliding shaft to slide along the guide groove, so that the switching frame is driven to rotate relative to the mounting frame by taking the rotating shaft as a center, and a second set angle is formed between the third direction and the first direction. The invention can reduce the design difficulty of the camera mounting bracket.

Description

Camera mounting bracket

Technical Field

The invention relates to the technology of mounting equipment, in particular to a camera mounting bracket.

Background

With the increasing requirements of people on the functions of automobiles and the popularization of automatic auxiliary driving, the front-view camera becomes an indispensable device for judging front road conditions and obstacles.

The front-view camera in the existing automobile generally comprises a mounting bracket and a camera body, wherein the camera body is arranged on the mounting bracket, and the mounting bracket is mounted on the front windshield of the automobile in a sticking mode.

After the mounting bracket is connected with the front windshield, the optical axis of the camera body needs to be parallel to the ground, and the angles of the front windshield of different vehicle types are different, so that different mounting brackets need to be designed according to different vehicle types, and the design difficulty of the mounting bracket is increased.

Disclosure of Invention

The invention provides a camera mounting bracket to reduce design difficulty.

The invention provides a camera mounting bracket, comprising:

the mounting rack is used for being connected with equipment to be connected;

the switching frame is rotatably connected with the mounting frame through a rotating shaft, the rotating shaft is arranged along a first direction, the switching frame is used for being connected with a camera, a guide groove is formed in the switching frame, the guide groove extends along a second direction, and the second direction and the first direction form a first set angle;

the sliding shaft is arranged in the guide groove in a penetrating manner;

the driving device is used for driving the sliding shaft to move along a third direction so as to enable the sliding shaft to slide along the guide groove, so that the switching frame is driven to rotate relative to the mounting frame by taking the rotating shaft as a center, and a second set angle is formed between the third direction and the first direction.

Based on the above, when the camera mounting bracket provided by the invention is used, the camera can be connected with the adapter bracket, the mounting bracket is connected with the equipment to be connected, the driving device drives the sliding shaft to move along the third direction so as to enable the sliding shaft to slide along the guide groove, and the sliding shaft can apply force to the adapter bracket in the sliding process along the guide groove so as to drive the adapter bracket to rotate relative to the mounting bracket by taking the rotating shaft as the center, so that the angle of the camera can be adjusted. When the camera is used as a front-view camera in an automobile, the equipment to be connected can be front windshield of the automobile, when in installation, the mounting frame is connected with the front windshield, and the first direction is adjusted to the width direction of the automobile, even if the axis of the rotating shaft extends along the width direction of the automobile, when the driving device drives the sliding shaft to move along the third direction, the switching frame can be driven to rotate relative to the mounting frame by the sliding of the sliding shaft in the guide groove by taking the rotating shaft as the center, so that the camera can rotate in a plane vertical to the width direction of the automobile, the angle between the optical axis of the camera and the ground can be conveniently adjusted, therefore, the angle between the optical axis of the camera and the ground cannot be influenced by the angle of the front windshield, different mounting brackets do not need to be designed according to the front windshield with different angles, the universality of the camera mounting bracket is improved, and the design difficulty of the camera mounting bracket is reduced, and the optical axis with the camera that can be convenient adjusts to the state parallel with ground, does benefit to the result of use that improves the camera.

Drawings

Fig. 1 is an exploded view of a camera mounting bracket according to an embodiment of the present invention;

fig. 2 is a schematic partial structure diagram of a camera mounting bracket according to an embodiment of the present invention;

fig. 3 is an axial sectional view of a driving apparatus of a camera mounting bracket according to an embodiment of the present invention;

fig. 4 is a perspective cross-sectional view of a driving apparatus of a camera mounting bracket according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a slider of a camera mounting bracket according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of an adapter bracket of a camera mounting bracket according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a base of a camera mounting bracket according to an embodiment of the present invention.

Reference numerals:

101: a mounting frame; 102: a transfer rack; 103: a rotating shaft;

104: a guide groove; 105: a slide shaft; 106: a drive device;

107: a guide rail; 108: a slider; 109: a drive section;

110: a frame; 111: a chute; 112: first screw hole

113: a threaded rod; 114: a first opening portion; 115: a second threaded hole;

116: a limiting part; 117: a threaded portion; 118: a main body portion;

119: a connecting arm; 120: a support arm; 121: a connecting portion;

122: accommodating grooves; 123: a chucking section; 124: a clamping groove;

125: a window; 126: a base; 127: a protective cover;

128: an installation part; 129: an adjustment hole; 130: positioning holes;

131: a grip portion; 201: a camera is provided.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 and fig. 2, a camera mounting bracket according to an embodiment of the present invention includes: the mounting rack 101 is used for being connected with equipment to be connected; the switching frame 102 is rotatably connected with the mounting frame 101 through a rotating shaft 103, the rotating shaft 103 is arranged along a first direction, the switching frame 102 is used for being connected with the camera 201, a guide groove 104 is formed in the switching frame 102, the guide groove 104 extends along a second direction, and the second direction and the first direction form a first set angle; a slide shaft 105 inserted into the guide groove 104; the driving device 106 is connected with the sliding shaft 105 and the mounting frame 101, the driving device 106 is used for driving the sliding shaft 105 to move along a third direction, so that the sliding shaft 105 slides along the guide groove 104, and the adapter frame 102 is driven to rotate relative to the mounting frame 101 by taking the rotating shaft 103 as a center, and the third direction and the first direction form a second set angle.

In the camera mounting bracket in this embodiment, when the camera mounting bracket is used, the camera 201 may be connected to the adapter bracket 102, the mounting bracket 101 may be connected to a device to be connected, the driving device 106 drives the sliding shaft 105 to move along the third direction, so that the sliding shaft 105 slides along the guide groove 104, the sliding shaft 105 applies force to the adapter bracket 102 in the sliding process along the guide groove 104, and the adapter bracket 102 is driven to rotate relative to the mounting bracket 101 by taking the rotating shaft 103 as a center, thereby adjusting the angle of the camera 201. When the camera 201 is used as a front-view camera 201 in an automobile, the device to be connected can be a front windshield of the automobile, when the device is installed, the mounting frame 101 is connected with the front windshield, and the first direction is adjusted to the width direction of the automobile, even if the axis of the rotating shaft 103 extends along the width direction of the automobile, when the driving device 106 drives the sliding shaft 105 to move along the third direction, the switching frame 102 can be driven to rotate relative to the mounting frame 101 by the sliding of the sliding shaft 105 in the guide groove 104 by taking the rotating shaft 103 as the center, so that the camera 201 can rotate in a plane perpendicular to the width direction of the automobile, the angle between the optical axis of the camera 201 and the ground can be conveniently adjusted, therefore, the angle between the optical axis of the camera 201 and the ground is not influenced by the angle of the front windshield, different mounting brackets are not required to be designed according to the front windshields with different angles, and the universality of the camera mounting brackets is improved, the design degree of difficulty of camera installing support has been reduced, and can be convenient adjust camera 201's optical axis to the state parallel with ground, do benefit to the result of use that improves camera 201.

Referring to fig. 3-5, in the present embodiment, preferably, the driving device 106 includes: a guide rail 107, the guide rail 107 is connected with the mounting frame 101, and the guide rail 107 extends along a third direction; a slide block 108 which is arranged on the guide rail 107 in a sliding manner, wherein the slide block 108 is connected with the slide shaft 105; and the driving part 109 is connected with the slider 108, and the driving part 109 is used for driving the slider 108 to slide along the guide rail 107 so as to drive the sliding shaft 105 to slide along the guide groove 104. The structure of the driving device 106 is simplified because the matching structure of the sliding block 108 and the guide rail 107 is simple. The stability of the movement of the slider 108 is improved by the guiding action of the guide rail 107, and the reliability of the use of the driving device 106 is improved. Of course, the driving device 106 may be a hydraulic cylinder or an electric cylinder.

In this embodiment, preferably, the guide rail 107 includes a frame 110, a sliding groove 111 and a first threaded hole 112, the frame 110 is connected to the mounting frame 101, the sliding groove 111 and the first threaded hole 112 are provided on the frame 110, the sliding groove 111 and the first threaded hole 112 both extend in the third direction, the slider 108 is slidably disposed in the sliding groove 111, the driving portion 109 includes a threaded rod 113, the threaded rod 113 is disposed in the first threaded hole 112 in a penetrating manner and is in threaded fit with the first threaded hole 112, the threaded rod 113 is connected to the slider 108, the threaded rod 113 can rotate relative to the first threaded hole 112 with an axis of the first threaded hole 112 as a center to drive the slider 108 to slide along the sliding groove 111, so that the sliding shaft 105 slides along the guide groove 104. The threaded rod 113 can be moved along the axial direction of the first threaded hole 112 by rotating the threaded rod 113, so as to drive the sliding block 108 to move along the sliding groove 111, and further drive the sliding shaft 105 to slide along the guide groove 104. The structure of the driving device 106 is simplified because the matching structure of the threaded rod 113 and the first threaded hole 112 is simple. The reliability of driving the slide block 108 by the threaded matching of the threaded rod 113 and the first threaded hole 112 is high, and the driving reliability of the driving device 106 is further improved.

In this embodiment, preferably, the sliding groove 111 is formed with a first opening portion 114 on a first surface of the frame 110, a first end of the slider 108 is provided with a second threaded hole 115, the first opening portion 114 exposes the second threaded hole 115, the frame 110 and/or the slider 108 includes a limiting portion 116, and the limiting portion 116 can limit the slider 108 to move relative to the frame 110 along an axial direction of the second threaded hole 115; the slide shaft 105 comprises a threaded portion 117, the slide shaft 105 is threaded through a second threaded hole 115 through the threaded portion 117 and is in threaded connection with the slider 108, the frame 110 is at least partially located between the slide shaft 105 and the slider 108, and the slide shaft 105 and the limiting portion 116 can cooperate to clamp the frame 110 so as to position the slider 108 relative to the frame 110. Accordingly, the adapter 102 and the mount 101 can be relatively positioned by positioning the slider 108 and the frame 110 relative to each other, and when the camera 201 attached to the adapter 102 is used as the front camera 201 in the automobile, the optical axis of the camera 201 can be kept parallel to the ground. The operation is simple and convenient, and the use effect of the camera 201 is improved.

Referring to fig. 6, in the present embodiment, preferably, the adapter frame 102 includes a main body portion 118 and a connecting arm 119, the connecting arm 119 includes a supporting arm 120 and a connecting portion 121, the supporting arm 120 is connected to a first side surface of the main body portion 118 through the connecting portion 121, a set distance is provided between the supporting arm 120 and the first side surface, a receiving groove 122 is formed between the supporting arm 120, the connecting portion 121 and the first side surface, the main body portion 118 is rotatably connected to the mounting frame 101 through the rotating shaft 103, the guiding groove 104 is opened on the supporting arm 120, and the guiding rail 107 is located in the receiving groove 122 and located between the guiding groove 104 and the main body portion 118. When the sliding block 108 is installed on the guide rail 107, and the guide rail 107 and the adapter frame 102 are installed on the installation frame 101, since the guide rail 107 is located in the receiving groove 122 and between the guide groove 104 and the main body portion 118, the sliding shaft 105 can be conveniently connected with the sliding block 108 on the guide rail 107 through the guide groove 104. Because the guide rail 107 is positioned in the accommodating groove 122 formed by the adapter frame 102, the space occupied by the guide rail 107 outside the adapter frame 102 can be reduced, the structure is compact, and the miniaturization of the camera mounting bracket is facilitated.

In this embodiment, preferably, the driving portion 109 further includes a retaining portion 123, the retaining portion 123 is connected to the threaded rod 113, the slider 108 is provided with a retaining groove 124, and the threaded rod 113 is connected to the retaining groove 124 through the retaining portion 123. Therefore, when the screw rod 113 and the slider 108 are installed, the screw rod 113 and the slider 108 can be reliably connected only by clamping the clamping part 123 into the clamping groove 124, and the operation is simple and convenient.

In this embodiment, preferably, the mounting frame 101 includes a housing, and the adaptor frame 102, the sliding shaft 105 and the driving device 106 are located in the housing, and a window 125 is opened on the housing, and the window 125 is used for exposing the camera 201. Because the housing is located outside the adapter bracket 102, the sliding shaft 105 and the driving device 106, the adapter bracket 102, the sliding shaft 105 and the driving device 106 can be protected, and the use reliability of the camera mounting bracket is improved.

Referring to fig. 7, in the present embodiment, preferably, the housing includes a base 126 and a cover 127, the cover 127 is detachably connected to the base 126, the adaptor bracket 102 and the driving device 106 are connected to the base 126, a mounting portion 128 is further formed on the base 126, the mounting portion 128 is used for connecting to a device to be connected, an adjusting hole 129 and a positioning hole 130 are formed on the cover 127, the adjusting hole 129 exposes the threaded rod 113, and the positioning hole 130 exposes the sliding shaft 105. Therefore, in the assembling process, the adapter frame 102 and the driving device 106 can be connected to the base 126 firstly, the base 126 is connected to the equipment to be connected through the mounting portion 128, and finally the protective cover 127 is connected with the base 126 to protect the adapter frame 102 and the driving device 106, so that the camera mounting frame is simple and convenient to mount. Meanwhile, the adjusting hole 129 exposes the threaded rod 113, the positioning hole 130 exposes the sliding shaft 105, and a user can use a tool such as a screwdriver to extend into the adjusting hole 129 and drive the threaded rod 113 to rotate relative to the first threaded hole 112 with the axis of the first threaded hole 112 as the center, so as to drive the sliding block 108 to slide along the sliding groove 111, so that the sliding shaft 105 slides along the guide groove 104, and the adapter 102 is driven to rotate relative to the mounting frame 101 with the rotating shaft 103 as the center, thereby adjusting the angle of the camera 201. The user can also use a tool such as a screwdriver to extend into the positioning hole 130 and drive the threaded portion 117 of the sliding shaft 105 to rotate, so that the sliding shaft 105 and the limiting portion 116 cooperate with the clamping frame 110 to position the sliding block 108 relative to the frame 110, thereby locking the angle of the camera 201. Therefore, the angle of the camera 201 can be conveniently adjusted and locked.

In this embodiment, the base 126 is preferably formed with a grip 131. Therefore, in the process of connecting the base 126 with the device to be connected and the protective cover 127, the holding part 131 can provide holding and force application space for the hand of the user, and the base 126, the device to be connected and the protective cover 127 are convenient to disassemble and assemble.

In this embodiment, preferably, the first set angle and the second set angle are both 90 degrees, and the slide shaft 105 is parallel to the rotation shaft 103. Because the extending direction of the guide groove 104 forms 90 degrees with the rotating shaft 103, and the moving direction of the slide shaft 105 forms 90 degrees with the rotating shaft 103, when the slide shaft 105 slides along the guide groove 104, the slide shaft 105 and the guide groove 104 do not generate relative movement along the axial direction of the rotating shaft 103, so that no friction force along the axial direction of the rotating shaft 103 is generated between the slide shaft 105 and the guide groove 104, namely the slide shaft 105 only applies force along the radial direction of the rotating shaft 103 to the adapter frame 102, and does not apply force along the axial direction of the rotating shaft 103 to the adapter frame 102, so that when the adapter frame 102 rotates relative to the mounting frame 101 by taking the rotating shaft 103 as a center, only force along the radial direction of the rotating shaft 103 is applied to the rotating shaft 103, no force along the axial direction of the rotating shaft 103 is applied to the rotating shaft 103, and no movement tendency that the adapter frame 102 moves along the rotating shaft 103 or deflects towards the rotating shaft 103 is caused, and the force bearing performance between the adapter frame 102 and the rotating shaft 103 is optimized. Meanwhile, friction between the sliding shaft 105 and the guide groove 104 and between the adapter 102 and the rotating shaft 103 along the axial direction of the rotating shaft 103 is reduced, so that the movement among the rotating shaft 103, the adapter 102 and the sliding shaft 105 can be smoother.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. A camera mounting bracket, comprising:

the mounting rack is used for being connected with equipment to be connected;

the sliding shaft is arranged in the guide groove in a penetrating manner;

the driving device is connected with the sliding shaft and the mounting frame and used for driving the sliding shaft to move along a third direction so as to enable the sliding shaft to slide along the guide groove and further drive the switching frame to rotate relative to the mounting frame by taking the rotating shaft as a center, and the third direction and the first direction form a second set angle;

the driving device includes:

a guide rail connected to the mounting bracket, the guide rail extending in the third direction;

the sliding block is arranged on the guide rail in a sliding mode and is connected with the sliding shaft;

the driving part is connected with the sliding block and used for driving the sliding block to slide along the guide rail so as to drive the sliding shaft to slide along the guide groove;

the guide rail comprises a frame, a sliding groove and a first threaded hole, the frame is connected with the mounting frame, the sliding groove and the first threaded hole are formed in the frame, the sliding groove and the first threaded hole both extend along the third direction, the sliding block is slidably arranged in the sliding groove, the driving portion comprises a threaded rod, the threaded rod is arranged in the first threaded hole in a penetrating mode and in threaded fit with the first threaded hole, the threaded rod is connected with the sliding block, and the threaded rod can rotate relative to the first threaded hole by taking the axis of the first threaded hole as the center to drive the sliding block to slide along the sliding groove, so that the sliding shaft slides along the guide groove;

the sliding groove is provided with a first opening part on the first surface of the frame, a second threaded hole is formed at the first end of the sliding block, the first opening part exposes the second threaded hole, and the frame and/or the sliding block comprise a limiting part which can limit the sliding block to move relative to the frame along the axial direction of the second threaded hole;

the sliding shaft comprises a threaded portion, the sliding shaft penetrates through the second threaded hole through the threaded portion to be in threaded connection with the sliding block, the frame is at least partially located between the sliding shaft and the sliding block, and the sliding shaft can be matched with the limiting portion to clamp the frame so that the sliding block and the frame can be located relatively.

2. The camera mounting bracket of claim 1, wherein the adapter bracket comprises a main body portion and a connecting arm, the connecting arm comprises a supporting arm and a connecting portion, the supporting arm is connected to the first side of the main body portion through the connecting portion, a set distance is provided between the supporting arm and the first side, a receiving groove is formed between the supporting arm, the connecting portion and the first side, the main body portion is rotatably connected to the mounting bracket through a rotating shaft, the guide groove is formed in the supporting arm, and the guide rail is located in the receiving groove and between the guide groove and the main body portion.

3. The camera mounting bracket of claim 1, wherein the driving portion further comprises a retaining portion, the retaining portion is connected to the threaded rod, the slider is provided with a retaining groove, and the threaded rod is in retaining connection with the retaining groove through the retaining portion.

4. The camera mounting bracket of claim 1, wherein the mounting bracket comprises a housing, the adapter bracket, the slide shaft, and the drive mechanism are positioned within the housing, and the housing defines a window for exposing the camera.

5. The camera mounting bracket of claim 4, wherein the housing comprises a base and a cover, the cover is detachably connected to the base, the adapter frame and the driving device are connected to the base, an installation portion is further formed on the base, the installation portion is used for being connected to the device to be connected, an adjustment hole and a positioning hole are formed in the cover, the threaded rod is exposed from the adjustment hole, and the sliding shaft is exposed from the positioning hole.

6. The camera mounting bracket of claim 5, wherein the base has a grip formed thereon.

7. The camera mounting bracket of any of claims 1-6, wherein the first set angle and the second set angle are both 90 degrees, and the slide axis is parallel to the pivot axis.