Optical fiber terminal box and monitoring equipment box

Abstract

The utility model provides an optical fiber terminal box and a monitoring equipment box. According to one example of the application, the optical fiber terminal box is used for being installed in a monitoring equipment box. The optical fiber terminal box comprises a plurality of optical fiber interfaces used for being electrically connected with optical fibers. After the optical fiber terminal box is fixed with the shell of the monitoring equipment box, the plurality of optical fiber interfaces are arranged downwards, so that the optical fiber can naturally droop after being fixed, the optical fiber is prevented from being broken due to self weight, the service life of the optical fiber is prolonged, and the signal communication of the monitoring equipment box is ensured.

Description

Technical Field

[0001] The present application relates to the field of video surveillance technology, and in particular to an optical fiber terminal box and a monitoring equipment box. Background Art

[0002] The monitoring system is one of the most widely used systems in security systems. Among them, the video monitoring system has strong prevention capabilities due to its intuitiveness, accuracy, timeliness and rich information, and has been widely used in many occasions in recent years.

[0003] The monitoring equipment box is a very important component in the monitoring system, which is responsible for power control, network, fault monitoring and other functions. The existing monitoring equipment box does not reserve enough turning radius for the optical fiber. The weight of the optical fiber itself will cause the optical fiber to break under the state of gravity for a long time, thus affecting the signal communication of the monitoring equipment box. Utility Model Content

[0004] The present application provides an optical fiber terminal box and a monitoring equipment box which can extend the service life of an optical fiber.

[0005] An embodiment of the present application provides a fiber optic terminal box, which is used to be installed in a monitoring equipment box. The fiber optic terminal box includes a plurality of fiber optic interfaces. After the fiber optic terminal box is fixed to the housing of the monitoring equipment box, the plurality of fiber optic interfaces are all arranged downward.

[0006] Furthermore, all the optical fiber interfaces of the optical fiber terminal box are facing downwards.

[0007] Furthermore, the multiple optical fiber interfaces include at least a first optical fiber interface, a second optical fiber interface and a third optical fiber interface, the first optical fiber interface is used to be electrically connected to the trunk optical cable, the second optical fiber interface is used to be electrically connected to the first optical fiber to be electrically connected to the camera, and the third optical fiber interface is used to be electrically connected to the second optical fiber to be electrically connected to the control device of the monitoring equipment box.

[0008] Furthermore, the plug interface of the control device is arranged downward and is located higher than the third optical fiber interface, and the second optical fiber is electrically connected to the plug interface.

[0009] The embodiment of the present application further provides a monitoring equipment box, comprising a housing and the above-mentioned optical fiber terminal box, wherein the optical fiber terminal box is fixed on a side wall of the housing.

[0010] Furthermore, the side wall is arranged along the vertical direction.

[0011] Furthermore, the multiple fiber optic interfaces include at least a first fiber optic interface, a second fiber optic interface and a third fiber optic interface, the first fiber optic interface is used to be electrically connected to a trunk optical cable, the second fiber optic interface is used to be electrically connected to a first optical fiber to be electrically connected to a camera, the monitoring equipment box includes a control device and a plug interface disposed on the control device, the plug interface is disposed downward and is positioned higher than the third fiber optic interface, and the third fiber optic interface is electrically connected to the plug interface through a second optical fiber.

[0012] Furthermore, the housing includes a bottom wall located below the side wall, and the bottom wall is provided with a first hole for allowing the trunk optical cable and the first optical fiber to pass through.

[0013] Furthermore, the shell includes a rear side wall and a door panel, the door panel can be opened and closed, the door panel is arranged opposite to the rear side wall and is respectively located on opposite sides of the side wall, and the monitoring equipment box includes a fixing plate fixed to the rear side wall and a power adapter fixed on the fixing plate.

[0014] Furthermore, the monitoring equipment box includes a partition fixed to the rear side wall, the partition is located above the bottom wall, the partition is provided with a second hole connected to the first hole, and the second hole is used for the trunk optical cable and the first optical fiber to pass through.

[0015] Furthermore, the monitoring equipment box includes a hinge connecting the partition and the door panel.

[0016] The fiber optic terminal box of the embodiment of the present application includes multiple fiber optic interfaces. After the fiber optic terminal box is fixed to the shell of the monitoring equipment box, the multiple fiber optic interfaces are all arranged downward so that the optical fiber can droop naturally after being fixed, avoiding the optical fiber from breaking due to its own weight, thereby extending the service life of the optical fiber and ensuring signal communication of the monitoring equipment box. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a three-dimensional diagram of an optical fiber terminal box according to an embodiment of the present application;

[0018] Figure 2 is a three-dimensional diagram of a monitoring device box according to an embodiment of the present application;

[0019] Figure 3 yes Figure 2 Exploded view of the monitoring equipment box shown. DETAILED DESCRIPTION

[0020] Exemplary embodiments will be described in detail herein, examples of which are shown in the accompanying drawings. When the following description refers to the drawings, unless otherwise indicated, the same numbers in different drawings represent the same or similar elements. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Instead, they are merely examples of devices and methods consistent with some aspects of the present application as detailed in the appended claims.

[0021] The terms used in this application are for the purpose of describing specific embodiments only and are not intended to limit this application. The singular forms of "a", "said" and "the" used in this application and the appended claims are also intended to include plural forms unless the context clearly indicates other meanings. It should also be understood that the term "and / or" used herein refers to and includes any or all possible combinations of one or more associated listed items.

[0022] The fiber optic terminal box is the terminal joint of an optical cable, with an optical cable at one end and a pigtail at the other end. It is equivalent to a device that splits an optical cable into individual optical fibers. Its function is to provide fiber-to-fiber fusion splicing, fiber-to-pigtail fusion splicing, and optical connector handover, and to provide mechanical and environmental protection for optical fibers and their components, and to allow for proper inspection to maintain the highest standards of fiber management.

[0023] Optical fiber is made of glass or plastic and is used to transmit light signals.

[0024] A pigtail, also known as a pigtail, is a part of an optical fiber with a connector on one end and the other end is the broken end of the optical cable core, which is connected to other optical cable cores by fusion splicing.

[0025] See also Figures 1 to 3 The fiber optic terminal box 100 of the embodiment of the present application is used to be installed in the monitoring equipment box 200. The fiber optic terminal box 100 includes a plurality of fiber optic interfaces 1 for electrically connecting with optical fibers. After the fiber optic terminal box 100 is fixed to the housing 21 of the monitoring equipment box 200, the plurality of fiber optic interfaces 1 are all arranged downward.

[0026] The fiber optic terminal box 100 includes a plurality of fiber optic interfaces 1. After the fiber optic terminal box 100 is fixed to the shell 21 of the monitoring equipment box 200, the plurality of fiber optic interfaces 1 are all arranged downward so that the optical fiber can droop naturally after being fixed, thereby preventing the optical fiber from breaking due to its own weight, thereby extending the service life of the optical fiber and ensuring signal communication of the monitoring equipment box 200.

[0027] In some implementations, all of the optical fiber interfaces 1 of the optical fiber terminal box 100 face downward. Figure 1In the embodiment, the number of the optical fiber interfaces 1 is 8. The present application does not limit the number of the optical fiber interfaces and can be set according to actual needs.

[0028] In some embodiments, the multiple fiber optic interfaces 1 include at least a first fiber optic interface 11, a second fiber optic interface 12, and a third fiber optic interface 13. The first fiber optic interface 11 is used to be electrically connected to the optical fiber trunk cable 31, the second fiber optic interface 12 is used to be electrically connected to the first optical fiber 32 of the optical fiber to be electrically connected to the camera, and the third fiber optic interface 13 is used to be electrically connected to the second optical fiber 33 of the optical fiber to be electrically connected to the control device 22 of the monitoring equipment box 200. The first fiber optic interface 11, the second fiber optic interface 12, and the third fiber optic interface 13 are all facing downward, and the optical fiber of the fiber optic terminal box 100 enters and exits from the bottom, so that the optical fiber can droop naturally after being fixed to avoid the optical fiber from breaking due to its own weight, thereby extending the service life of the optical fiber, thereby ensuring signal communication of the monitoring equipment box 200.

[0029] Optionally, the trunk optical cable 31 is pluggably connected to the first optical fiber interface 11 .

[0030] Optionally, the first optical fiber 32 is pluggably connected to the second optical fiber interface 12 .

[0031] Optionally, the second optical fiber 33 is pluggably connected to the third optical fiber interface 13 .

[0032] In some embodiments, the plug port 221 of the control device 22 is disposed downward and is located higher than the third optical fiber port 13 , and the second optical fiber 33 is electrically connected to the plug port 221 .

[0033] The embodiment of the present application further provides a monitoring equipment box, including the housing 21 and the fiber optic terminal box 100 , wherein the fiber optic terminal box 100 is fixed on the side wall 211 of the housing 21 .

[0034] In some embodiments, the side wall 211 is arranged along a vertical direction.

[0035] Optionally, the side wall 211 may also be arranged along the horizontal direction.

[0036] The monitoring device box 200 includes the control device 22 and the plug port 221 disposed on the control device 22 . The third optical fiber port 13 is electrically connected to the plug port 221 through the second optical fiber 33 .

[0037] Optionally, the control device 22 is used to manage power supply.

[0038] In some embodiments, the housing 21 includes a bottom wall 212 located below the side wall 211 , and the bottom wall 212 is provided with a first hole 2121 for allowing the trunk optical cable 31 and the first optical fiber 32 to pass through.

[0039] Optionally, one or more first holes 2121 may be provided, and the trunk optical cable 31 and the first optical fiber 32 may pass through the same first hole 2121 or may pass through the first hole 2121 one by one.

[0040] In some embodiments, the shell 21 includes a rear side wall 213 and a door panel 214, the door panel 214 can be opened and closed, the door panel 214 is arranged opposite to the rear side wall 213 and is respectively located on opposite sides of the side wall 211, and the monitoring equipment box 200 includes a fixing plate 215 fixed to the rear side wall 213 and a power adapter 216 fixed on the fixing plate 215.

[0041] Optionally, the power adapter 216 is used for power supply.

[0042] In some embodiments, the monitoring equipment box 200 includes a partition 217 fixed to the rear side wall 213, the partition 217 is located above the bottom wall 212, and the partition 217 is provided with a second hole 2171 connected to the first hole 2121, and the second hole 2171 is used for the trunk optical cable 31 and the first optical fiber 32 to pass through.

[0043] In some embodiments, the monitoring device box 200 includes a hinge 23 connecting the partition 217 and the door panel 214. The arrangement of the hinge 23 can limit the opening angle of the door panel 214 and protect the door panel 214.

[0044] Optionally, the housing 21 includes a top wall 218 located above the partition 217. The side walls 211 are provided as a pair and are respectively connected to opposite ends of the rear side wall 213. The rear side wall 213, the bottom wall 212, the top wall 218 and the pair of side walls 211 are connected and enclose a storage chamber 210. The fiber optic terminal box 100, the control device 22, the partition 217, the fixing plate 215 and the power adapter 216 are located in the storage chamber 210. The door panel 214 can open and close the storage chamber 210.

[0045] Optionally, one or more second holes 2171 may be provided, and the trunk optical cable 31 and the first optical fiber 32 may pass through the same second hole 2171 or may pass through the second hole 2171 one by one.

[0046] The monitoring equipment box 200 of the present application is particularly suitable for places that are inconvenient for maintenance and places that require a long time to reach, in order to protect the optical fiber, reduce failures, and thus reduce the cost of personnel maintenance; at the same time, since the arrival time of personnel is relatively long, the problem of long-term monitoring failure caused by optical fiber damage can be reduced. For example, along the railway, in remote mountainous areas, suburbs and other places, it takes a long time for personnel to arrive at the site. Through the monitoring equipment box 200 of the present application, it is possible to reduce failures, reduce the cost of personnel maintenance, and at the same time, reduce the problem of monitoring failure caused by optical fiber damage. Especially along the railway, because there are many high-frequency vibrations generated when the train is running, the probability of optical fiber breakage is relatively increased. Through the monitoring equipment box 200 of the present application, the service life of the optical fiber can be delayed and failures can be reduced.

[0047] It should also be noted that the terms "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the sentence "comprises a ..." does not exclude the presence of other identical elements in the process, method, article or device including the element.

Claims

1. An optical fiber terminal box, which is used to be installed in a monitoring equipment box, characterized in that: The fiber optic terminal box comprises a plurality of fiber optic interfaces. After the fiber optic terminal box is fixed to the housing of the monitoring equipment box, the plurality of fiber optic interfaces are all arranged downward.

2. The optical fiber terminal box according to claim 1, characterized in that: The multiple optical fiber interfaces include at least a first optical fiber interface, a second optical fiber interface and a third optical fiber interface. The first optical fiber interface is used to be electrically connected to the trunk optical cable, the second optical fiber interface is used to be electrically connected to the first optical fiber to be electrically connected to the camera, and the third optical fiber interface is used to be electrically connected to the second optical fiber to be electrically connected to the control device of the monitoring equipment box.

3. The optical fiber terminal box according to claim 2, characterized in that: The plug-in port of the control device is arranged downward and is located higher than the third optical fiber port, and the second optical fiber is electrically connected to the plug-in port.

4. A monitoring equipment box, characterized in that: It comprises a shell and the optical fiber terminal box as claimed in claim 1, wherein the optical fiber terminal box is fixed on the side wall of the shell.

5. The monitoring equipment box according to claim 4, characterized in that: The side walls are arranged along the vertical direction.

6. The monitoring equipment box according to claim 5, characterized in that: The multiple fiber optic interfaces at least include a first fiber optic interface, a second fiber optic interface, and a third fiber optic interface. The first fiber optic interface is used to be electrically connected to a trunk optical cable. The second fiber optic interface is used to be electrically connected to a first optical fiber so as to be electrically connected to a camera. The monitoring equipment box includes a control device and a plug interface disposed on the control device. The plug interface is disposed downward and is higher than the third fiber optic interface. The third fiber optic interface is electrically connected to the plug interface via a second optical fiber.

7. The monitoring equipment box according to claim 6, characterized in that: The housing comprises a bottom wall located below the side wall, and the bottom wall is provided with a first hole for the trunk optical cable and the first optical fiber to pass through.

8. The monitoring equipment box according to claim 7, characterized in that: The shell includes a rear side wall and a door panel, the door panel can be opened and closed, the door panel is arranged opposite to the rear side wall and is respectively located on two opposite sides of the side wall, and the monitoring equipment box includes a fixing plate fixed to the rear side wall and a power adapter fixed on the fixing plate.

9. The monitoring equipment box according to claim 8, characterized in that: The monitoring equipment box includes a partition fixed to the rear side wall, the partition is located above the bottom wall, and the partition is provided with a second hole connected to the first hole, and the second hole is used for the trunk optical cable and the first optical fiber to pass through.

10. The monitoring equipment box according to claim 9, characterized in that: The monitoring equipment box includes a hinge connecting the partition and the door panel.

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