CN218868293U

CN218868293U - Box body of video transmission device

Info

Publication number: CN218868293U
Application number: CN202222647447.0U
Authority: CN
Inventors: 王才敏; 张江涛; 辛毅; 刘晓滨
Original assignee: Beijign Institute of Aerospace Control Devices
Current assignee: Beijign Institute of Aerospace Control Devices
Priority date: 2022-10-09
Filing date: 2022-10-09
Publication date: 2023-04-14
Anticipated expiration: 2032-10-09

Abstract

A box body of a video transmission device comprises a lower shell (4) and a cover plate (1), wherein the cover plate (1) is arranged on the lower shell (4), a front panel is arranged at the front end of the lower shell (4), and a rear panel is arranged at the rear end of the lower shell; the lower shell (4), the cover plate (1), the front panel and the rear panel surround to form the box body; a video transmission optical transceiver (403) is arranged in the box body; the front panel having a first mounting location (101), a second mounting location (103), and a third mounting location (105); the rear panel has a fourth mounting location (301); the two side surfaces of the lower shell (4) are respectively provided with an air inlet and an air outlet, and a heat dissipation fan (202) is arranged in the case. The utility model provides high video transmission device job stabilization nature has reduced out of order probability, has strengthened the video transmission continuity.

Description

Box body of video transmission device

Technical Field

The utility model relates to a communication device field, concretely relates to video transmission device's box.

Background

The transfer transmission of video signals is an important link in television rebroadcasting, and the video transmission device has the characteristics of simple operation, convenient use, stable work and the like, and is particularly suitable for indoor and outdoor rebroadcasting work.

At present common video transmission module, in the use, often need supporting various cables and annex, self is scattered, and the operation is inconvenient, and spare part loses easily, and the integrated level is poor to the stability is low, and unable normal work when power goes wrong or the temperature is too high, and unable standard setting is fixed when on-vehicle transmission uses, has brought a great deal of inconvenience in the rebroadcasting for the video.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem: the defects in the prior art are overcome, the box body of the video transmission device is provided, the working stability of video transmission devices is improved, the failure probability is reduced, and the video transmission continuity is enhanced.

The technical scheme of the utility model is that:

the utility model provides a video transmission device's box, include: the cover plate is arranged on the lower shell, the front end of the lower shell is provided with a front panel, and the rear end of the lower shell is provided with a rear panel; the lower shell, the cover plate, the front panel and the rear panel surround to form the box body; a video transmission optical transceiver is arranged in the box body; the front panel has a first mounting location, a second mounting location and a third mounting location; the rear panel has a fourth mounting location; the two side surfaces of the lower shell are respectively provided with an air inlet and an air outlet, and the interior of the case is provided with a radiating fan.

Furthermore, two detachable standard cabinet installation parts are respectively installed on two sides of the lower shell.

Furthermore, the number of the air inlets and the number of the air outlets are two respectively.

Furthermore, an M-shaped module fixing part is arranged on the lower shell in the box body.

Furthermore, a main power supply interface and a standby power supply interface are installed at the first installation position, and a service optical fiber signal interface slot is installed at the third installation position.

Furthermore, a video signal interface is installed at a fourth installation position of the rear panel, and the rear panel is provided with an SDI holder.

Furthermore, a power supply processing module is arranged on the lower shell in the box body, and a video transmission optical transceiver is arranged on the M-shaped module fixing piece.

Furthermore, the front panel is provided with a main power supply working indicator lamp and a standby power supply working indicator lamp.

Furthermore, the main power interface, the standby power interface, the service optical fiber signal interface slot, the video signal interface and the power processing module are electrically connected with the video transmission optical transceiver; the power supply processing module is connected with the main power supply interface and the standby power supply interface; the main power supply working indicator light is connected with the main power supply interface, and the standby power supply working indicator light is connected with the standby power supply interface.

Furthermore, the top end of the M-shaped module fixing piece is provided with a screw hole, and the support legs at the two ends of the M-shaped module fixing piece are provided with screw holes which are used for being matched with corresponding screw holes on the lower shell to fix the M-shaped module fixing piece by using bolts.

Compared with the prior art, the utility model the advantage lie in:

(1) The utility model discloses the casing is integrated the installation with transmission module and power, has reduced outside supporting cable and annex, reduces the spare part and loses the probability, reduces human factor operational risk, and the integrated level is high.

(2) The casing of this embodiment is applicable to class desktop or rack installation respectively and uses, is connected with the box through standard rack installed part, realizes that on-vehicle rack installation is fixed, reduces artificially or the vehicle rocks the influence to equipment.

(3) The utility model discloses the casing, when external temperature is higher, controls the fan through establishing temperature control inductive switch in, thereby the two pairs of air intakes that set up on the box just can in time reach radiating purpose with outside convection heat transfer with the heat that the during operation gived off in the box with the air outlet.

(4) The utility model discloses the casing adopts 1:1 power switching unit, realizes the redundant backup of power input, realizes automatic switch-over under the condition of single power failure, realizes the continuity of video transmission; and set up power indicator, can judge the operating condition of equipment power through the state of pilot lamp, be convenient for operating personnel to transmission device's maintenance.

Drawings

FIG. 1 is an overall structural effect diagram of the housing of the present invention;

FIG. 2 is an internal structure view of the housing of the present invention;

FIG. 3 is a box structure view of the housing of the present invention;

FIG. 4 is a structural view of the internal mounting pressing plate of the casing of the present invention;

FIG. 5 is a structural diagram of the mounting hanger of the housing of the present invention;

fig. 6 is a structural diagram of a signal interface board of the housing of the present invention;

as shown in fig. 1, labeled: 1. a cover plate; 2. a standard cabinet mounting; 4. a lower housing; 101. a main power source interface; 102. a main power supply working indicator lamp; 103. a standby power supply interface; 104. a standby power supply working indicator lamp; 105. a service optical fiber signal interface slot; 201. an air inlet cooling fan; 202. an air outlet heat radiation fan; 301. a video signal interface; 401. an M-shaped module fixing member; 402. a power supply processing module; 403. video transmission optical transmitter and receiver.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

A cabinet for a video transmission apparatus comprising: a lower shell 4 and a cover plate 1 (length and width is 300mm x 240mm, plate thickness is 1.5 mm), the cover plate 1 is arranged on the lower shell 4, a front panel is arranged at the front end of the lower shell 4, a rear panel is arranged at the rear end of the lower shell, and the height of the panel is 43.6mm; the lower shell 4, the cover plate 1, the front panel and the rear panel surround to form the box body; a video transmission optical transceiver 403 is installed in the box. The material of the lower case 4, the cover plate 1, the front panel, and the rear panel is metal, such as steel plate.

The front panel has a first mounting location 101, a second mounting location 103 and a third mounting location 105. The rear panel has a fourth mounting position 301. The two side surfaces of the lower shell 4 are respectively provided with an air inlet and an air outlet, and the interior of the case is provided with a radiating fan.

A standard cabinet mounting 2 can be mounted on each side of the lower housing 4. The device can be disassembled and assembled according to actual needs, and is respectively arranged on one side surface of the lower shell 4 in the length direction during installation, so that the device is conveniently fixed in a cabinet; after the mounting part 2 is detached, the shell is taken as independent equipment, and is convenient to carry and place.

Two side panels of the lower casing 4 are provided with two air inlets 201 and two air outlets 202 along the length direction, and the fan is started to work through the temperature of the space in the casing 4, so that the rapid heat dissipation is completed.

An M-shaped module fixing part 401 is disposed on the lower housing 4 in the box body, and is used for mounting a video transmission optical transceiver 403. The M-type module fixing member 401 has a screw hole at the top end thereof for fixing the M-type module fixing member 401 with a bolt in cooperation with a corresponding screw hole on the lower case 4, and a screw hole at each of the legs at both ends thereof.

The first installation position 101 is used for installing a main power supply interface, the second installation position 103 is used for installing a standby power supply interface, and the third installation position 105 is used for installing a service optical fiber signal interface slot 105. The fourth mounting position of the rear panel is used for mounting the video signal interface 301, and the rear panel is used for mounting the SDI holder.

A power supply processing module 402 is mounted on the lower housing 4 in the box body, and the front panel is provided with a main power supply working indicator lamp 102 and a standby power supply working indicator lamp 104.

The main power interface 101, the standby power interface 103, the service optical fiber signal interface slot 105, the video signal interface 301, and the power processing module 402 are electrically connected to the video transmission optical transceiver 403; the power supply processing module 402 is connected with the main power supply interface 101 and the standby power supply interface 103; the main power operation indicator lamp 102 is connected to the main power interface 101, and the backup power operation indicator lamp 104 is connected to the backup power interface 103.

The power supply processing module 402 senses the data of the two paths of input power supplies in real time, acquires power supply state information, realizes the real-time switching of the standby power supply, and displays the working state through the front panel main power supply working indicator lamp 102 and the standby power supply working indicator lamp 104; the service processing module is used for converting the digital video and audio signals into optical signals and realizing remote transmission.

Examples

An embodiment of the present invention is described below with reference to the drawings. As shown in fig. 1 to 6, the present invention provides a box of a video transmission device, which comprises a lower casing 4 and a cover plate 1, wherein the cover plate 1 is disposed on the lower casing 4 and forms a space with the casing 4; the standard cabinet mounting part 2 comprises a pair of mounting brackets which are respectively arranged on one side surface of the lower shell 4 in the length direction; the M-shaped module fixing member 401 is disposed in a space formed by the lower housing 4 and the upper cover plate 1, and is used for fixing the video transmission optical transceiver 403; a front panel is arranged on one side of the lower shell 4, which is close to the installation standard cabinet installation part 2 from the length direction, and as shown in fig. 1, the front panel is respectively provided with installation positions of a main power supply interface 101, a standby power supply interface 103 and a service optical fiber signal interface slot 105; a rear panel is arranged on the outer surface of one side of the lower shell 4, which is far away from the standard cabinet mounting piece 2, and is provided with a video signal interface 301 mounting position as shown in a rear panel of fig. 6; and the two side panels of the lower shell 4 are provided with mounting positions of air inlet and outlet cooling fans 201 and 202.

According to the shell, the lower shell 4 is connected with the upper cover plate 1 to form a cavity, and the installation positions of the modules are arranged on the plate layer in the cavity, so that the high integration of the shell is realized, and the shell is convenient to carry and use; a main power interface 101 and a standby power interface 103 are arranged on one side of the lower shell 4 in the length direction, and a service optical fiber signal interface slot 105 is also arranged, wherein the optical fiber interface is of an ST type; and a video signal interface 301 is arranged on the other side of the lower shell 4 in the length direction and is a BNC flange seat.

As a preferable scheme of this embodiment, cable fixing positions are arranged on two sides in a space formed by the lower shell 4 and the upper cover plate 1, so that various signal power cables can be stored in a classified manner, and signals are prevented from being interfered and falling off of the cables in mobile transportation; the dual-power input design meets the actual requirement of uninterrupted service under the condition of single-circuit power supply failure.

The utility model discloses an equipment fixing box, standard rack installed part, power switching unit, control by temperature change heat dissipation unit and front and back interface panel. The left part and the right part of the box body are arranged inside the box body, and the right part is a video transmission module area which is mainly provided with video signal cables; the left part is a power supply processing area, a power supply switching unit is mainly installed, power supply cables are distributed, and the interference on video signals is further reduced by installing and distributing wires in a classified mode; the two sides of the front end of the box body are provided with easy-to-detach standard cabinet installation parts, and the installation parts and the box body can be fixed on one side through three screws so as to meet the installation requirement of a 19-inch standard cabinet; the power supply switching unit adopts a 1:1 automatic switching power supply switch, and when the main power supply input fails, the power supply switching unit is automatically switched to a standby power supply to work, so that the working continuity of the video transmission module is guaranteed; two radiating fans and corresponding temperature control induction units are respectively arranged on two side panels of the box body, the fans are controlled to start and stop through the internal temperature control induction units, the blowing directions of the fans are consistent, heat in the box body can be quickly discharged, and the aim of radiating heat by convection heat exchange with the outside in time is fulfilled; the front and rear interface boards are provided with interfaces used by video transmission services, and are connected with the video transmission module through internal connecting lines, so that external connecting lines are reduced.

The operation process of the embodiment:

the mounting pieces of the standard equipment cabinets on two sides of the utility model can be mounted to fix the main shell in the equipment cabinet, for example, the mounting pieces can be dismounted from the outside of the equipment cabinet, thereby being convenient for carrying; the dual-power input is connected with an external power supply, and the dual-power input is respectively connected with two different external power supplies, so that dual-power redundancy backup can be realized, and under a normal condition, the main power supply works and the main power supply indicator lamp is lightened. An operator connects a video signal to be transmitted to the video interface of the shell, and the optical fiber is connected to the optical fiber interface, so that stable transmission of video is realized.

Claims

1. A cabinet for a video transmission apparatus, comprising: the device comprises a lower shell (4) and a cover plate (1), wherein the cover plate (1) is arranged on the lower shell (4), the front end of the lower shell (4) is provided with a front panel, and the rear end of the lower shell (4) is provided with a rear panel; the lower shell (4), the cover plate (1), the front panel and the rear panel surround to form the box body; a video transmission optical transceiver (403) is arranged in the box body;

the front panel has a first mounting location, a second mounting location and a third mounting location;

the rear panel has a fourth mounting location;

the two side surfaces of the lower shell (4) are respectively provided with an air inlet and an air outlet, and a heat dissipation fan is arranged in the case.

2. A cabinet according to claim 1, characterized in that one detachable standard cabinet mounting (2) is mounted on each side of the lower shell (4).

3. The cabinet according to claim 1, wherein there are two each of the intake opening (201) and the outtake opening (202).

4. A cabinet according to claim 1, wherein an M-type module fixing member (401) is provided on a lower case (4) in the cabinet.

5. A housing as claimed in claim 1, wherein the first mounting location mounts a primary power interface, the second mounting location mounts a backup power interface, and the third mounting location mounts a service fibre optic signal interface socket (105).

6. The cabinet of claim 5, wherein a fourth mounting location of the rear panel mounts a video signal interface (301), and the rear panel mounts an SDI mount.

7. The cabinet of claim 6, wherein a power processing module (402) is mounted on the lower housing (4) in the cabinet, and a video transmission optical transceiver (403) is mounted on the M-shaped module fixing member (401).

8. The cabinet of claim 7, wherein the front panel has a main power operation indicator (102), a standby power operation indicator (104).

9. The box body of claim 8, wherein the main power interface (101), the backup power interface (103), the service optical fiber signal interface slot (105), the video signal interface (301), and the power processing module (402) are electrically connected to the video transmission optical transceiver (403); the power supply processing module (402) is connected with the main power supply interface (101) and the standby power supply interface (103); the main power supply working indicator lamp (102) is connected with the main power supply interface (101), and the standby power supply working indicator lamp (104) is connected with the standby power supply interface (103).

10. A cabinet as claimed in claim 1, wherein the M-type module fixing member (401) has screw holes at its top end and screw holes at its both ends of the leg, the screw holes being adapted to fix the M-type module fixing member (401) with bolts in cooperation with corresponding screw holes of the lower case (4).