WO2018184474A1 - 一种摄像机 - Google Patents

一种摄像机 Download PDF

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Publication number
WO2018184474A1
WO2018184474A1 PCT/CN2018/080176 CN2018080176W WO2018184474A1 WO 2018184474 A1 WO2018184474 A1 WO 2018184474A1 CN 2018080176 W CN2018080176 W CN 2018080176W WO 2018184474 A1 WO2018184474 A1 WO 2018184474A1
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Prior art keywords
camera
shaft
camera unit
hollow shaft
semi
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PCT/CN2018/080176
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English (en)
French (fr)
Inventor
汤刚
Original Assignee
杭州海康威视数字技术股份有限公司
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Publication of WO2018184474A1 publication Critical patent/WO2018184474A1/zh

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof

Definitions

  • the present application relates to the field of video technologies, and in particular, to a video camera, and more particularly to a single-axis adjustment camera.
  • cameras especially network cameras, are either cameras with dual-axis adjustment structures or cameras with screw-on adjustment structures.
  • a camera with a two-axis adjustment structure has the disadvantage that a damping adjustment shaft is used on each side of the connection bracket, which is costly.
  • the camera with the screw-fixing structure is fixed to the two sides of the connecting bracket by screws for adjusting the angle of the camera unit of the camera, and has the following disadvantages: when adjusting the angle of the camera unit of the camera, the screwdriver needs to be loosened first. , adjust the camera unit to the appropriate angle, and then tighten the screws to fix the shaft. This requires at least two people to work together to adjust the angle of the camera unit. Adjusting the angle of the camera unit is cumbersome.
  • the purpose of the present application is to provide a video camera to alleviate the drawbacks of high product cost and cumbersome adjustment of the camera unit.
  • an embodiment of the present application provides a camera, where the camera includes:
  • a connecting bracket is disposed on both sides of the connecting bracket, and a connecting shaft pivotally connected to the camera unit is disposed.
  • the connecting shaft on one side is a damping shaft, and the connecting shaft on the other side is a hollow shaft.
  • the camera is assembled by two semi-cylindrical portions to form the hollow shaft, and the camera is assembled by two semi-cylindrical portions to form an outer sleeve that cooperates with the hollow shaft, the hollow shaft
  • One of the outer sleeves is fixedly coupled to the camera unit housing of the camera unit, and the other is fixedly coupled to the connection bracket.
  • the outer sleeve is fixedly mounted to the connecting bracket or the camera unit housing of the camera unit by a screw connection;
  • the hollow shaft is fixedly mounted to the connecting bracket or the camera unit by a screw connection Camera unit housing.
  • the connecting bracket includes a connecting bracket main body and a rotating shaft upper cover connected to each other, and a semi-cylindrical first protruding portion is disposed on one side of the connecting bracket main body, and is disposed on the same side of the rotating shaft upper cover A second protrusion having a semi-cylindrical shape, the first protrusion and the second protrusion being joined together to form the hollow shaft.
  • the camera unit housing is provided with a first semi-circular groove
  • a hollow shaft gland is mounted on the camera unit housing, and the hollow shaft gland has a second semi-circular groove.
  • the first semi-circular groove and the second semi-circular groove are joined together to form an outer sleeve that cooperates with the hollow shaft.
  • the damping shaft comprises a mandrel and a sleeve sleeved outside the mandrel, and a damping unit is disposed between the mandrel and the sleeve, the mandrel and the sleeve One of the two is fixedly coupled to the camera unit housing and the other is fixedly coupled to the connection bracket.
  • the camera further includes a limiting structure, the limiting structure includes two limiting members, one limiting member is disposed on the mandrel, and another limiting member is disposed on the sleeve.
  • the camera further includes a host, and the connection bracket connects the camera unit to the host.
  • the camera further includes a cable extending from the camera unit through a center hole of the hollow shaft to the host.
  • the connecting shaft on the connecting bracket side of the camera provided by the embodiment of the present application is a damping rotating shaft
  • the connecting shaft on the other side is a hollow shaft, so that the camera unit can be adjusted to a desired angle only by manually turning the camera unit. That is, it is easy to complete the adjustment of the angle of the camera unit with only one person, and there is no cumbersome screwing work.
  • only one damping shaft is provided, which saves the cost of the product.
  • the hollow shaft can be used to thread the cable, and the cable will be concealed without damaging the appearance of the product.
  • FIG. 1 is a schematic diagram of a camera provided by an embodiment of the present application.
  • FIG. 2 is a schematic view showing a connection structure of a connection bracket of the camera shown in FIG. 1 and a camera unit housing;
  • Figure 3 is another schematic view showing the connection structure of the connecting bracket of the camera shown in Figure 1 and the camera unit housing;
  • FIG. 4 is a schematic view showing an adjustment manner of the camera shown in FIG. 1;
  • FIG. 5 is a schematic diagram of a damping shaft of a camera according to an embodiment of the present application.
  • Camera unit 11 Camera unit housing 2 Connecting bracket twenty one Connecting bracket body 3 Host twenty two Rotary shaft cover 4 Damping shaft 41 casing 5 Hollow shaft 42 Mandrel 6 Cable 43 Limit structure 7 Hollow shaft gland
  • a camera with a two-axis adjustment structure there are two types of cameras, a camera with a two-axis adjustment structure, and a camera with a screw-adjusting structure.
  • a damping adjustment shaft is used on each side of the connecting bracket, which is costly.
  • a camera with a screw-adjusting adjustment structure when adjusting the angle of the camera unit of the camera, at least two people need to cooperate together to adjust the angle of the camera unit, and adjusting the angle of the camera unit is cumbersome.
  • the embodiment of the present application provides a camera, which includes: an image capturing unit and a connecting bracket.
  • a connecting shaft pivotally connected to the camera unit is disposed on both sides of the connecting bracket, wherein the connecting shaft on one side is a damping shaft, and the connecting shaft on the other side is a hollow shaft.
  • the camera unit can be adjusted to the required angle, that is, the adjustment of the angle of the camera unit can be easily performed by only one person, without the cumbersome screwing work.
  • only one damping adjustment shaft is provided, which saves the cost of the product.
  • the hollow shaft can be used to thread the cable, and the cable will be concealed without damaging the appearance of the product.
  • FIG. 1 is a schematic diagram of a camera according to an embodiment of the present application.
  • the camera shown in FIG. 1 includes an image pickup unit 1 and a connection bracket 2.
  • the imaging unit 1 includes a lens, an image sensor, and the like.
  • the camera unit 1 further includes an image pickup unit housing 11 and a fill light or the like.
  • the image capturing unit 1 can adopt any shape and structure.
  • the camera may further include a host 3 or a mounting base.
  • the connection bracket 2 is for connecting the camera unit 1 to the main unit 3 or the mounting base.
  • the host 3 can be used to process the image captured by the camera unit 1 and send the image to other devices, and can also be used to receive information sent by other devices, and control the image capturing unit 1 to collect images according to the received information.
  • connection bracket 2 two sides of the connection bracket 2 are provided with a connecting shaft pivotally connected to the camera unit 1.
  • the connecting shaft on one side is the damping shaft 4, and the connecting shaft on the other side is the hollow shaft 5, and the cable shaft hole is provided in the hollow shaft 5.
  • the cable passage hole is the center through hole of the hollow shaft 5.
  • the damper shaft 4 and the hollow shaft 5 have axes that coincide or substantially coincide.
  • the damper shaft 4 and the hollow shaft 5 may each include two relatively rotatable portions: a sleeve shaft located on the outer side, and a mandrel sleeved inside the sleeve shaft.
  • the substantially coincident axis is an axis whose coincidence is greater than a threshold.
  • the sleeve shaft is an outer sleeve and the mandrel is an inner hollow mandrel.
  • the sleeve shaft is a sleeve 41.
  • the hollow shaft 5 includes an outer sleeve and an inner hollow mandrel that mates with the outer sleeve.
  • the outer sleeve and/or the inner hollow mandrel are formed by two semi-cylindrical portions which are fixedly connected to the camera unit housing 11 or the connecting bracket 2 of the camera unit 1.
  • the inner hollow mandrel is fixedly connected to the connection bracket 2 or the image pickup unit housing 11 of the image pickup unit 1.
  • the outer sleeve is screwed or integrally formed with the image pickup unit housing 11 or the connection bracket 2 of the image pickup unit 1
  • the inner hollow core shaft is screwed or integrally formed with the connection bracket 2 or the image pickup unit housing 11 of the image pickup unit 1.
  • the outer sleeve is fixedly connected to the imaging unit housing 11 of the imaging unit 1
  • the inner hollow mandrel is fixedly connected to the connecting bracket 2
  • the outer sleeve is fixedly connected to the connecting bracket 2
  • the inner hollow mandrel is fixedly connected to the image pickup unit housing 11 of the image pickup unit 1. In this way, the inner hollow mandrel can be fixed to prevent the inner hollow mandrel from lifting.
  • the outer sleeve is fixedly mounted to the camera unit housing 11 of the connection bracket 2 or the camera unit 1 by means of a screw connection or in an integrally formed manner.
  • the inner hollow mandrel is fixedly mounted to the camera unit housing 11 of the connection bracket 2 or the camera unit 1 by a screw connection or in an integrally formed manner.
  • the connecting bracket 2 comprises a connecting bracket body 21 and a rotating shaft upper cover 22 which are connected to each other, and a semi-cylindrical first protruding portion is provided on one side of the connecting bracket main body 21, and the cover 22 on the rotating shaft
  • a semi-cylindrical second projection is provided on the same side, and the first projection and the second projection are joined together to form an inner hollow mandrel of the hollow shaft 5.
  • the camera unit housing 11 of the camera unit 1 is provided with a first semi-circular groove, and a hollow shaft gland 7 is mounted on the camera unit housing 11.
  • the hollow shaft gland 7 has a second semi-circular groove, and the first semi-circular groove and the second semi-circular groove are combined to form an outer sleeve of the hollow shaft 5.
  • the camera is assembled by two semi-cylindrical portions to form a hollow shaft 5, and the camera is assembled by two semi-cylindrical portions to form an outer sleeve that cooperates with the hollow shaft 5, the hollow shaft 5 and the outer sleeve.
  • One of them is fixedly coupled to the image pickup unit casing 11 of the image pickup unit 1, and the other is fixedly coupled to the connection bracket 2 to prevent the hollow shaft 5 from being lifted.
  • the outer sleeve is fixedly mounted to the camera unit housing 11 of the connection bracket 2 or the camera unit 1 by means of a screw connection or in an integrally formed manner.
  • the hollow shaft is fixedly mounted to the image pickup unit housing 11 of the connection bracket 2 or the image pickup unit 1 in an integrally formed manner by a screw connection.
  • the connecting bracket 2 comprises a connecting bracket body 21 and a rotating shaft upper cover 22 which are connected to each other, and a semi-cylindrical first protruding portion is provided on one side of the connecting bracket main body 21, and the cover 22 on the rotating shaft
  • a semi-cylindrical second projection is provided on the same side, and the first projection and the second projection are joined together to form a hollow shaft 5.
  • the camera unit housing 11 of the camera unit 1 is provided with a first semi-circular groove, and a hollow shaft is mounted on the camera unit housing 11.
  • the gland 7, the hollow shaft gland 7 has a second semi-circular groove, and the first semi-circular groove and the second semi-circular groove are combined to form an outer sleeve that cooperates with the hollow shaft 5.
  • the hollow shaft 5 is disposed on one side of the connecting bracket 2, and the damping shaft 4 is disposed on the other side.
  • the damper shaft 4 is provided with a damper unit, combined with the damper shaft 4 and the hollow shaft 5 provided with the damper unit, so that the camera unit can be adjusted to the required angle by manually displacing the camera unit, and the cumbersome screw is reduced. The amount of work.
  • the damper shaft 4 can take any form.
  • the damper shaft 4 as shown in FIG. 5 may include a mandrel 42 and a sleeve 41 sleeved outside the mandrel 42 with a damping unit, a mandrel 42 and a sleeve disposed between the mandrel 42 and the sleeve 41
  • One of the 41 is fixedly coupled to the camera unit housing 11 and the other is fixedly coupled to the connection bracket 2.
  • the damper unit may be of any structure such as air damping, spring damping, corrugated ring gear structure or the like.
  • the camera may further include a limiting structure, such as a limiting structure disposed on the damping shaft 4 to limit the maximum angle of the camera unit 1.
  • a finite stop structure 43 is provided on the damper shaft 4 as shown in FIG.
  • the maximum angle of the camera unit 1 is limited by the limit structure 43.
  • the angle adjustment can be achieved by dialing the camera unit 1, and the maximum angle of adjustment is 135°.
  • the limiting structure 43 shown in FIG. 5 includes two limiting members that cooperate with each other, one limiting member is fixed to the mandrel 42 and the other limiting member is fixed to the sleeve 41.
  • the structure 43 can be implemented by any structure.
  • a locking device can also be provided on the damping shaft 4.
  • the locking device locks the damping shaft 4 to prevent the camera unit 1 from rotating relative to the connecting bracket 2. .
  • the camera shown in FIGS. 1-4 may further include a host 3 that connects the camera unit 1 to the host 3.
  • the camera may further include a cable 6 extending from the camera unit 1 through the cable passage hole in the hollow shaft 5 to the main body 3, that is, the cable 6 passes through the hollow from the camera unit 1.
  • the center through hole of the shaft 5 extends to the main body 3.
  • the damping adjustment shaft is a damping shaft.
  • the cost of damping the shaft is higher than the cost of the hollow shaft.
  • the connecting shaft on the connecting bracket side of the camera of the present application is the damper rotating shaft 4, and the connecting shaft on the other side is the hollow shaft 5, so that the camera unit can be adjusted to the required angle by manually displacing the camera unit, that is, It only takes one person to easily adjust the angle of the camera unit, and there is no cumbersome screwing work.
  • only one damping shaft is provided, which saves the cost of the product.
  • the hollow shaft can be used to thread the cable, and the cable will be concealed without damaging the appearance of the product.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Accessories Of Cameras (AREA)
  • Studio Devices (AREA)

Abstract

本申请公开了一种摄像机。该摄像机包括：摄像单元(1)；以及连接支架(2)，连接支架(2)的两侧设置有与所述摄像单元(1)枢转连接的连接轴，一侧的连接轴为阻尼转轴(4)，另一侧的连接轴为空心轴(5)。本申请的摄像机的连接支架(2)一侧的连接轴为阻尼转轴(4)，另一侧的连接轴为空心轴(5)，从而，仅手动拨动摄像单元，就可以将摄像单元调节到需要的角度，也就是，只需要一个人就可以轻松的完成摄像单元角度的调节，没有繁琐的拧螺钉的工作量。此外，仅仅设置一个阻尼转轴，节约了产品产本，空心轴可以用于穿设线缆，线缆会隐蔽起来，不会破坏产品外观。

Description

一种摄像机
本申请要求于2017年4月5日提交中国专利局、申请号为201720347620.1发明名称为“一种摄像机”的中国专利申请的优先权，其全部内容通过引用结合在本申请中。
技术领域
本申请涉及视频技术领域，特别是涉及一种摄像机，更具体地，涉及一种单轴调节摄像机。
背景技术
目前，摄像机，尤其是网络摄像机，要么是双轴调节结构的摄像机，要么是螺钉固定调节结构的摄像机。双轴调节结构的摄像机具有下述缺点：在连接支架的两侧各使用一个阻尼调节轴，成本较高。
螺钉固定调节结构的摄像机在连接支架的两侧靠螺钉固定用于对摄像机的摄像单元角度进行调节的转轴，具有下述缺点：在调节摄像机的摄像单元的角度时，需要先用螺丝刀松开螺钉，将摄像单元调节到合适角度，再拧紧螺钉，固定转轴。这需要至少两个人一块儿合作，才能够完成调节摄像单元的角度，调节摄像单元的角度很繁琐。
因此，希望有一种技术方案来减轻上述缺陷。
发明内容
本申请的目的在于提供一种摄像机，来减轻产品成本较高、调节摄像单元的角度繁琐的缺陷。
为实现上述目的，本申请实施例提供了一种摄像机，所述摄像机包括：
摄像单元；以及
连接支架，所述连接支架的两侧设置有与所述摄像单元枢转连接的连接轴，一侧的连接轴为阻尼转轴，另一侧的连接轴为空心轴。
可选的，所述摄像机由两个半圆筒状部分拼合而形成所述空心轴，所述摄像机由两个半圆筒状部分拼合而形成与所述空心轴相配合的外套管，所述空心轴和所述外套管中的一个与所述摄像单元的摄像单元壳体固定连接，另一个与所述连接支架固定连接。
可选的，所述外套管通过螺纹连接件固定安装至所述连接支架或所述摄像单元的摄像单元壳体；所述空心轴通过螺纹连接件固定安装至所述连接支架或所述摄像单元的摄像单元壳体。
可选的，所述连接支架包括相互连接的连接支架主体和转轴上盖，在所述连接支架主体的一侧设置有半圆筒状的第一突出部，在所述转轴上盖的同一侧设置有半圆筒状的第二突出部，所述第一突出部和所述第二突出部拼合形成所述空心轴。
可选的，所述摄像单元壳体上设置有第一半圆形槽，且在所述摄像单元壳体上安装有空心轴压盖，所述空心轴压盖上具有第二半圆形槽，所述第一半圆形槽和第二半圆形槽拼合形成与所述空心轴相配合的外套管。
可选的，所述阻尼转轴包括芯轴和套接在所述芯轴之外的套管，且在所述芯轴和套管之间设置有阻尼单元，所述芯轴和所述套管中的一个固定连接至所述摄像单元壳体，另一个固定连接至所述连接支架。
可选的，所述摄像机还包括限位结构，所述限位结构包括两个限位件，一个限位件设置在所述芯轴上，另一个限位件设置在所述套管上。
可选的，所述摄像机还包括主机，所述连接支架将所述摄像单元连接至所述主机。
可选的，所述摄像机还包括线缆，所述线缆从所述摄像单元穿过所述空心轴的中心道孔延伸至所述主机。
本申请实施例所提供摄像机的连接支架一侧的连接轴为阻尼转轴，另一侧的连接轴为空心轴，从而，仅手动拨动摄像单元，就可以将摄像单元调节到需要的角度，也就是，只需要一个人就可以轻松的完成摄像单元角度的调节，没有繁琐的拧螺钉的工作量。此外，仅仅设置一个阻尼转轴，节约了产品产本，空心轴可以用于穿设线缆，线缆会隐蔽起来，不会破坏产品外观。
附图说明
图1是本申请一实施例提供的摄像机的示意图；
图2是图1所示摄像机的连接支架与摄像单元壳体的连接结构的示意图；
图3是图1所示摄像机的连接支架与摄像单元壳体的连接结构的另一示意图；
图4是示出图1所示的摄像机的调节方式的示意图；
图5是本申请一实施例提供的摄像机的阻尼转轴的示意图。
附图标记：
1 摄像单元 11 摄像单元壳体
2 连接支架 21 连接支架主体
3 主机 22 转轴上盖
4 阻尼转轴 41 套管
5 空心轴 42 芯轴
6 线缆 43 限位结构
7 空心轴压盖    
具体实施方式
在附图中，使用相同或类似的标号表示相同或类似的元件或具有相同或类似功能的元件。下面结合附图对本申请的实施例进行详细说明。
在本申请的描述中，术语“中心”、“纵向”、“横向”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本申请和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本申请保护范围的限制。
目前，有两种结构的摄像机，一种为双轴调节结构的摄像机，一种为螺钉固定调节结构的摄像机。对于双轴调节结构的摄像机，其在连接支架的两侧各使用一个阻尼调节轴，成本较高。对于螺钉固定调节结构的摄像机，在调节摄像机的摄像单元的角度时，需要至少两个人一块儿合作，才能够完成调节摄像单元的角度，调节摄像单元的角度很繁琐。
为了减轻成本较高、调节摄像单元的角度繁琐缺陷，本申请实施例提供了一种摄像机，该摄像机包括：摄像单元和连接支架。在连接支架的两侧设置有与摄像单元枢转连接的连接轴，其中一侧的连接轴为阻尼转轴，另一侧的连接轴为空心轴。此时，仅手动拨动摄像单元，就可以将摄像单元调节到 需要的角度，也就是，只需要一个人就可以轻松的完成摄像单元角度的调节，没有繁琐的拧螺钉的工作量。此外，仅仅设置一个阻尼调节轴，节约了产品产本，空心轴可以用于穿设线缆，线缆会隐蔽起来，不会破坏产品外观。
为了便于本领域技术人员理解，下面结合图1-图5实施例的摄像机进行说明。
图1是本申请一实施例提供的摄像机的示意图。图1所示的摄像机包括：摄像单元1和连接支架2。
其中，摄像单元1包括镜头和图像传感器等。在一个可选实施例中，摄像单元1还包括摄像单元壳体11和补光灯等。本申请实施例中，摄像单元1可以采用任何形状与结构。
本申请实施例中，摄像机还可以包括主机3或安装基座。连接支架2用于将摄像单元1连接至主机3或安装基座。其中，主机3可以用于处理摄像单元1采集的图像，并将图像发送给其他设备，也可以用于接收其他设备发送的信息，并根据接收的信息控制摄像单元1采集图像。
为了实现摄像单元1与连接支架2之间的可调转动连接，连接支架2的两侧设置有与摄像单元1枢转连接的连接轴。一侧的连接轴为阻尼转轴4，另一侧的连接轴为空心轴5，空心轴5内设置有线缆通道孔。
这里，线缆通道孔即为空心轴5的中心通孔。
本申请实施例中，阻尼转轴4与空心轴5具有重合或基本重合的轴线。另外，阻尼转轴4与空心轴5各自可以包括两个可以相对转动的部分：位于外侧的套筒轴，以及套设在套筒轴之内的芯轴。
这里，基本重合的轴线为重合度大于阈值的轴线。对于空心轴5来说，套筒轴为外套管，芯轴为内空心芯轴。对于阻尼转轴4来说，套筒轴为套管41。
在一个可选实施例中，空心轴5包括外套管和与外套管相配合的内空心芯轴。外套管和/或内空心芯轴由两个半圆筒状部分拼合而成，外套管与摄像单元1的摄像单元壳体11或连接支架2固定连接。内空心芯轴与连接支架2或摄像单元1的摄像单元壳体11固定连接。例如，外套管与摄像单元1的摄像单元壳体11或连接支架2通过螺纹连接或一体成型，内空心芯轴与连接支 架2或摄像单元1的摄像单元壳体11通过螺纹连接或一体成型。
其中，外套管与摄像单元1的摄像单元壳体11固定连接，内空心芯轴与连接支架2固定连接。或者，外套管与连接支架2固定连接，内空心芯轴与摄像单元1的摄像单元壳体11固定连接。这样，可以固定住内空心芯轴，防止内空心芯轴翘起。
在一个可选实施例中，外套管通过螺纹连接件或以一体成型的方式固定安装至连接支架2或摄像单元1的摄像单元壳体11。内空心芯轴通过螺纹连接件或以一体成型的方式固定安装至连接支架2或摄像单元1的摄像单元壳体11。
在一个可选实施例中，连接支架2包括相互连接的连接支架主体21和转轴上盖22，在连接支架主体21的一侧设置有半圆筒状的第一突出部，在转轴上盖22的同一侧设置有半圆筒状的第二突出部，第一突出部和第二突出部拼合形成空心轴5的内空心芯轴。
在一个可选实施例中，对于空心轴5的外套管，摄像单元1的摄像单元壳体11上设置有第一半圆形槽，且在摄像单元壳体11上安装有空心轴压盖7，空心轴压盖7上具有第二半圆形槽，第一半圆形槽和第二半圆形槽拼合形成空心轴5的外套管。
一种实施例方式中，摄像机由两个半圆筒状部分拼合而形成空心轴5，摄像机由两个半圆筒状部分拼合而形成与空心轴5相配合的外套管，空心轴5和外套管中的一个与摄像单元1的摄像单元壳体11固定连接，另一个与连接支架2固定连接，防止空心轴5翘起。
在一个可选实施例中，外套管通过螺纹连接件或以一体成型的方式固定安装至连接支架2或摄像单元1的摄像单元壳体11。空心轴通过螺纹连接件以一体成型的方式固定安装至连接支架2或摄像单元1的摄像单元壳体11。
在一个可选实施例中，连接支架2包括相互连接的连接支架主体21和转轴上盖22，在连接支架主体21的一侧设置有半圆筒状的第一突出部，在转轴上盖22的同一侧设置有半圆筒状的第二突出部，第一突出部和第二突出部拼合形成空心轴5。
在一个可选实施例中，对于与空心轴5相配合的外套管，摄像单元1的 摄像单元壳体11上设置有第一半圆形槽，且在摄像单元壳体11上安装有空心轴压盖7，空心轴压盖7上具有第二半圆形槽，第一半圆形槽和第二半圆形槽拼合形成与空心轴5相配合的外套管。
本申请实施例中，为节约产品产本，连接支架2的一侧设置空心轴5，另一侧设置阻尼转轴4。阻尼转轴4中设置有阻尼单元，结合设置有阻尼单元的阻尼转轴4和空心轴5，实现了仅靠手动拨动摄像单元，就可以将摄像单元调节到需要的角度，减轻了繁琐的拧螺钉的工作量。阻尼转轴4可以采用任何的形式。
如图5所示的阻尼转轴4可以包括芯轴42和套接在芯轴42之外的套管41，且在芯轴42和套管41之间设置有阻尼单元，芯轴42和套管41中的一个固定连接至摄像单元壳体11，另一个固定连接至连接支架2。阻尼单元可以采用空气阻尼、弹簧阻尼、波纹齿圈结构等任何的结构。
在一个可选实施例中，摄像机还可以包括限位结构，例如阻尼转轴4上设置限位结构，以实现限制调节摄像单元1的最大角度。
如图5所示的阻尼转轴4上设置有限位结构43。通过限位结构43限制调节摄像单元1的最大角度。例如，拨动摄像单元1即可实现角度调节，调节的最大角度为135°。图5中示出的限位结构43包括相互配合的两个限位件，一个限位件固定至芯轴42，另一个限位件固定至套管41。本申请实施例中，可以采用任何的结构来实现限位结构43。
在一个可选实施例中，阻尼转轴4上还可以设置锁紧装置。在调节摄像单元1的角度时，在阻尼转轴4调节到位后，也就是，将摄像单元1调节到需要的角度后，锁紧装置锁紧阻尼转轴4，防止摄像单元1与连接支架2相对转动。
图1-4所示的摄像机还可以包括主机3，连接支架2将摄像单元1连接至主机3。如图2所示，摄像机还可以包括线缆6，线缆6从摄像单元1穿过空心轴5内的线缆通道孔延伸至主机3，也就是，线缆6从摄像单元1穿过空心轴5的中心通孔延伸至主机3。
本申请的实施例中，阻尼调节轴即为阻尼转轴。阻尼转轴的成本高于空心轴的成本。
本申请的摄像机的连接支架一侧的连接轴为阻尼转轴4，另一侧的连接轴为空心轴5，从而，仅手动拨动摄像单元，就可以将摄像单元调节到需要的角度，也就是，只需要一个人就可以轻松的完成摄像单元角度的调节，没有繁琐的拧螺钉的工作量。此外，仅仅设置一个阻尼转轴，节约了产品产本，空心轴可以用于穿设线缆，线缆会隐蔽起来，不会破坏产品外观。
最后需要指出的是：以上实施例仅用以说明本申请的技术方案，而非对其限制。本领域的普通技术人员应当理解：可以对前述各实施例所记载的技术方案进行修改，或者对其中部分技术特征进行等同替换；这些修改或者替换，并不使相应技术方案的本质脱离本申请各实施例技术方案的精神和范围。

Claims (9)

  1. 一种摄像机，其特征在于，包括：
    摄像单元(1)；以及
    连接支架(2)，所述连接支架(2)的两侧设置有与所述摄像单元(1)枢转连接的连接轴，一侧的连接轴为阻尼转轴(4)，另一侧的连接轴为空心轴(5)。
  2. 如权利要求1所述的摄像机，其特征在于，所述摄像机由两个半圆筒状部分拼合而形成所述空心轴(5)，所述摄像机由两个半圆筒状部分拼合而形成与所述空心轴(5)相配合的外套管，所述空心轴(5)和所述外套管中的一个与所述摄像单元(1)的摄像单元壳体(11)固定连接，另一个与所述连接支架(2)固定连接。
  3. 如权利要求2所述的摄像机，其特征在于，所述外套管通过螺纹连接件固定安装至所述连接支架(2)或所述摄像单元(1)的摄像单元壳体(11)；所述空心轴(5)通过螺纹连接件固定安装至所述连接支架(2)或所述摄像单元(1)的摄像单元壳体(11)。
  4. 如权利要求2所述的摄像机，其特征在于，所述连接支架(2)包括相互连接的连接支架主体(21)和转轴上盖(22)，在所述连接支架主体(21)的一侧设置有半圆筒状的第一突出部，在所述转轴上盖(22)的同一侧设置有半圆筒状的第二突出部，所述第一突出部和所述第二突出部拼合形成所述空心轴(5)。
  5. 如权利要2所述的摄像机，其特征在于，所述摄像单元壳体(11)上设置有第一半圆形槽，且在所述摄像单元壳体(11)上安装有空心轴压盖(7)，所述空心轴压盖(7)上具有第二半圆形槽，所述第一半圆形槽和第二半圆形槽拼合形成与所述空心轴(5)相配合的外套管。
  6. 如权利要求1所述的摄像机，其特征在于，所述阻尼转轴(4)包括芯轴(42)和套接在所述芯轴(42)之外的套管(41)，且在所述芯轴和套管(41)之间设置有阻尼单元，所述芯轴(42)和所述套管(41)中的一个固定连接至所述摄像单元壳体(11)，另一个固定连接至所述连接支架(2)。
  7. 如权利要求6所述的摄像机，其特征在于，所述摄像机还包括限位结 构，所述限位结构包括两个限位件，一个限位件设置在所述芯轴(42)上，另一个限位件设置在所述套管(41)上。
  8. 如权利要求1-6中任一项所述的摄像机，其特征在于，所述摄像机还包括主机(3)，所述连接支架(2)将所述摄像单元(1)连接至所述主机(3)。
  9. 如权利要求8所述的摄像机，其特征在于，所述摄像机还包括线缆(6)，所述线缆(6)从所述摄像单元(1)穿过所述空心轴(5)的中心道孔延伸至所述主机(3)。
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CN111565266A (zh) * 2019-02-14 2020-08-21 杭州海康威视数字技术股份有限公司 摄像机的抓拍模块及摄像机
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