CN210344815U

CN210344815U - Low-delay high-definition video network extender

Info

Publication number: CN210344815U
Application number: CN201921295222.5U
Authority: CN
Inventors: 山璐
Original assignee: Xi'an Henderson Optoelectronics Technology Co ltd
Current assignee: Xi'an Henderson Optoelectronics Technology Co ltd
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2020-04-17
Anticipated expiration: 2029-08-12

Abstract

The utility model relates to the technical field of network extenders, in particular to a low-delay high-definition video network extender, which comprises a shielding case, a machine body and a heat dissipation seat, wherein the heat dissipation seat is arranged at the lower position inside the shielding case, a lead screw is arranged at the middle position inside the heat dissipation seat, the rear end of the lead screw is connected with a gear, the gear is arranged at the middle position inside a transmission case, the gear is rotatably connected with the transmission case through a rotating shaft, a clamping hook is clamped in a clamping groove above the gear and is connected with one end of a connecting rod, the central point of the connecting rod is rotatably connected with the transmission case through a rotating shaft, the upper end of the connecting rod is connected with a button on the transmission case, and the machine body is arranged on the heat dissipation seat; the utility model discloses in, through setting up shield cover and radiating seat, increased the device interference killing feature, increased the ability of device anticreep line simultaneously, increased the security that the device used.

Description

Low-delay high-definition video network extender

Technical Field

The utility model relates to a network extender technical field specifically is a low time delay high definition video network extender.

Background

The extender is divided into an optical fiber transmission optical transceiver and a differential VGA network extender, the differential VGA network extender directly converts VGA signals into differential signals by adopting a method of converting single-ended analog signals into differential signals, then transmits the differential signals by using a CAT5 cable, converts the differential signals into single-ended VGA signals at a display end for display, the optical fiber transmission optical transceiver adopts a photoelectric conversion and data coding method, converts audio and video signals into optical signals after digital processing and coding, then transmits the optical signals through optical fibers, converts the optical signals into electric signals at the display end, decodes and converts the electric signals into the audio and video signals, and therefore, the demand for a low-delay high-definition video network extender is increasing day by day.

When the existing device is used, the anti-interference performance is poor, the transmission bandwidth is limited, the video signal with the transmission bandwidth being more than 1080P can not be transmitted, the delay and smear phenomena are serious, the problem cannot be solved fundamentally, and the installation and the maintenance are very inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low time delay high definition video network extender to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a low-delay high-definition video network extender comprises a shielding case, a machine body and a heat dissipation seat, wherein the heat dissipation seat is installed at the lower position inside the shielding case, a lead screw is installed at the middle position inside the heat dissipation seat, the lead screw is installed at the upper position inside the heat dissipation seat, the lead screw is rotatably connected with the heat dissipation seat, a push plate is installed at the upper position of the heat dissipation seat, the push plate is slidably connected with the heat dissipation seat, the push plate is connected with the lead screw through a ball, the rear end of the lead screw is connected with a gear, the gear is installed at the middle position inside a transmission case, the transmission case is installed at the rear position of the shielding case, the gear is rotatably connected with the transmission case through a rotating shaft, a clamping hook is clamped in a clamping groove above the gear, the clamping hook is connected with one end of a connecting rod, and the central point of the connecting rod is rotatably connected with the, the utility model discloses a two-way threaded rod of engine, including organism, radiating seat, punch holder, lower plate, upper plate and lower plate, sliding connection between punch holder and the lower plate all and the shield cover, vertically install two-way threaded rod on the inside right side position of shield cover, rotate between two-way threaded rod and the shield cover and be connected, two-way thread passes through drive nut and is connected with punch holder and lower plate respectively on the upper end of connecting rod and the transmission case, install the organism on the radiating seat, punch holder and lower plate are installed to the upper and lower bilateral symmetry in organism the place ahead.

Preferably, the screw thread of both sides is rotated to opposite directions about the two-way threaded rod, the two-way threaded rod is connected with the knob of shield cover upper right side, install the fan on the inside left side position of shield cover, the position that sets up of fan is corresponding with the position that sets up of organism.

Preferably, evenly install four on the front surface of organism and connect, four electric connection between joint and the inside transmission electroplax of organism, be provided with the receipt electroplax on the rear position of transmission electroplax, electric connection between transmission electroplax passes through cable and the receipt electroplax.

Preferably, a first spring is installed on a rotating shaft of the gear, and a second spring is installed on a rotating shaft of the connecting rod.

Preferably, four clamping grooves are uniformly formed in the lower surface of the upper clamping plate, four clamping grooves are uniformly formed in the upper surface of the lower clamping plate, and the arrangement positions of the clamping grooves in the upper clamping plate correspond to the arrangement positions of the clamping grooves in the lower clamping plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, by arranging the upper clamp plate, the lower clamp plate, the two-way threaded rod and the adjusting knob, the problems of lead falling, plug bending and joint damage in the use process of the prior art are solved, the problems of brittle optical fiber texture, poor mechanical strength and poor tensile resistance are solved, the use stability of the device is increased, the application range is increased, and the device can be used in a severe environment;

2. the utility model discloses in, through setting up the gear, first clockwork spring, the second clockwork spring, the connecting rod, the button, the lead screw, push pedal and shield cover, the installation and the maintenance of the device of being convenient for have solved prior art and have appeared maintaining the problem of difficulty when using, and the existence of shield cover has simultaneously increased the shielding effect of device, has solved prior art poor problem of interference killing feature when using, and the cooperation is used between radiating seat and the air-cooler simultaneously, has increased the radiating effect of device, has optimized the operational environment of device.

Drawings

FIG. 1 is a front view of the device of the present invention;

FIG. 2 is an assembly view of the shield of FIG. 1 in accordance with the present invention;

FIG. 3 is a bottom view of the heat sink of FIG. 1 according to the present invention;

FIG. 4 is an assembly view of the transmission of FIG. 2 in accordance with the present invention;

FIG. 5 is a schematic view of the internal structure of the housing of FIG. 1 according to the present invention;

fig. 6 is a flow chart of the apparatus of the present invention.

In the figure: 1-a fan, 2-a shielding case, 3-a machine body, 4-an upper clamping plate, 5-an adjusting knob, 6-a transmission nut, 7-a bidirectional threaded rod, 8-a lower clamping plate, 9-a clamping groove, 10-a radiating seat, 11-a push plate, 12-a first spring, 13-a transmission box, 14-a gear, 15-a screw rod, 16-a clamping hook, 17-a second spring, 18-a button, 19-a connecting rod, 20-a receiving electric plate, 21-a cable, 22-a transmitting electric plate and 23-a joint.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution:

the utility model provides a low time delay high definition video network extender, includes shield cover 2, organism 3 and radiating seat 10, install radiating seat 10 on the inside below position of shield cover 2, install lead screw 15 on the inside intermediate position of radiating seat 10, lead screw 15 installs on the inside top position of radiating seat 10, it is connected to rotate between lead screw 15 and the radiating seat 10, install push pedal 11 on the top position of radiating seat 10, sliding connection between push pedal 11 and the radiating seat 10, push pedal 11 passes through the ball and is connected with lead screw 15, the rear end and the gear 14 of lead screw 15 are connected, gear 14 installs on the inside intermediate position of transmission case 13, transmission case 13 installs on shield cover 2 rear position, gear 14 rotates between through pivot and transmission case 13 and is connected, the joint has trip 16 in the draw-in groove of gear 14 top, the trip 16 is connected with one end of a connecting rod 19, the central point of the connecting rod 19 is rotatably connected with a transmission case 13 through a rotating shaft, a gear 14, a first spring 12, a second spring 17, a connecting rod 19, a button 18, a lead screw 15, a push plate 11 and a shielding case 2 are matched for use, the installation and maintenance of the device are facilitated, the problem of difficulty in maintenance in the use process in the prior art is solved, meanwhile, the shielding case 2 exists, the shielding effect of the device is increased, the problem of poor anti-interference performance in the use process in the prior art is solved, meanwhile, a heat radiating seat 10 and an air cooler 1 are matched for use, the heat radiating effect of the device is increased, the working environment of the device is optimized, the upper end of the connecting rod 19 is connected with the button 18 on the transmission case 13, a machine body 3 is installed on the heat radiating seat 10, an upper clamping plate 4 and a lower clamping plate 8 are symmetrically installed, upper plate 4 and lower plate 8 all with shield casing 2 between sliding connection, vertically install two-way threaded rod 7 on the right side position of 2 inside shield casings, two-way threaded rod 7 and shield casing 2 between rotate and be connected, two-way screw thread passes through drive nut 6 and is connected with upper plate 4 and lower plate 8 respectively.

The screw thread direction of the upper side and the lower side of the bidirectional threaded rod 7 is opposite, the bidirectional threaded rod 7 is connected with a knob at the upper right side of the shielding case 2, the fan 1 is installed at the left side position inside the shielding case 2, the setting position of the fan 1 corresponds to the setting position of the machine body 3, four joints 23 are evenly installed on the front surface of the machine body 3, the four joints 23 are electrically connected with a transmitting electric plate 22 inside the machine body 3, a receiving electric plate 20 is arranged at the rear position of the transmitting electric plate 22, the transmitting electric plate 22 is electrically connected with the receiving electric plate 20 through a cable 21, a first spring 12 is installed on a rotating shaft of the gear 14, a second spring 17 is installed on a rotating shaft of the connecting rod 19, four clamping grooves 9 are evenly formed on the lower surface of the upper clamping plate 4, four clamping grooves 9 are evenly formed on the upper surface of the lower clamping plate 8, the position that sets up of the last double-layered groove 9 of punch holder 4 is corresponding with the position that sets up of the last double-layered groove 9 of lower plate 8, has solved prior art and has appeared that the wire drops, the plug is buckled and the damaged problem of joint 23 when using, has solved optic fibre texture brittleness, and mechanical strength is poor, and the tensile nature is poor, has increased the stability that the device used, has increased application scope, has guaranteed that the device can use in comparatively abominable environment.

Fan 1 is model BFB3010 and cable 21 is model CAT6 cable.

The working process is as follows: when the external plug is used, the push plate 11 is positioned at the foremost side in the initial state, the button 18 is pressed, the button 18 drives the connecting rod 19 to move, the second spring 17 accumulates the force, the machine body 3 is placed on the heat radiating seat 10, the push plate 11 is pushed backwards, when the push plate 11 moves backwards, the ball drives the screw rod 15 to rotate, the screw rod 15 drives the gear 14 to rotate, the first spring 12 accumulates the force while the gear 14 rotates, when the machine body 3 is placed in the shielding cover 2, the push plate 11 is positioned at the innermost side of the shielding cover 2 at the moment, the button 18 is loosened, the second spring 17 drives the connecting rod 19 to reset, the clamping hook 16 realizes the limiting of the gear 14, the external plug is inserted into the joint 23 on the machine body 3, after the insertion is completed, the adjusting knob 5 is rotated, the adjusting knob 5 drives the bidirectional threaded rod 7 to rotate, the bidirectional threaded rod 7 drives the upper clamping plate 4 and the lower clamping plate 8 to move oppositely through the transmission nut 6, and the lead of the external plug, therefore, the external lead is fixed, the problems of lead falling, plug bending and joint 23 breakage in the prior art are solved, the problems of brittle optical fiber texture, poor mechanical strength and poor pulling resistance are solved, the use stability of the device is increased, the application range is enlarged, the device can be used in a severe environment, when the device is used, the transmitting electric plate 22 converts a video signal into a digital signal through an acquisition circuit, the digital signal is compressed through an FPGA (field programmable gate array) proprietary algorithm and then converted into 4 groups of differential signals, the 4 groups of differential signals are transmitted onto the cable 21 through an isolation circuit, the receiving end transmits the differential signal on the cable 21 into the receiving electric plate 20 through the isolation circuit and then is reduced into an original video signal through the proprietary decompression algorithm and a decoding circuit, thereby the signal conversion is realized, when the machine body 3 needs to be maintained, at the moment, the adjusting knob 5 is rotated reversely, the adjusting knob 5 drives the bidirectional threaded rod 7 to rotate, the bidirectional threaded rod 7 drives the upper clamping plate 4 and the lower clamping plate 8 to move away from each other through the transmission nut 6, then the external plug is pulled out from the connector 23, the button 18 is pressed, the button 18 drives the connecting rod 19 to move, the clamping hook 16 cancels the limit on the gear 14, the first spring 12 drives the gear 14 to rotate, the gear 14 drives the lead screw 15 to rotate, the lead screw 15 drives the push plate 11 to move outwards through the balls, the push plate 11 applies outward thrust to the machine body 3, the push plate 11 pushes the machine body 3 out, in the process, the gear 14, the first spring 12, the second spring 17, the connecting rod 19, the button 18, the lead screw 15, the push plate 11 and the shielding case 2 are matched for use, the installation and maintenance of the device are convenient, the problem that the maintenance is difficult when the prior art is used is solved, the shielding effect of the device is increased, the problem of poor anti-interference performance in the use process in the prior art is solved, meanwhile, the heat radiating seat 10 and the air cooler 1 are matched for use, the heat radiating effect of the device is increased, and the working environment of the device is optimized.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a low time delay high definition video network extender, includes shield cover (2), organism (3) and radiating seat (10), its characterized in that: install on the inside below position of shield cover (2) radiating seat (10), install lead screw (15) on the inside intermediate position of radiating seat (10), lead screw (15) are installed on the inside top position of radiating seat (10), it is connected to rotate between lead screw (15) and radiating seat (10), install push pedal (11) on the top position of radiating seat (10), sliding connection between push pedal (11) and radiating seat (10), push pedal (11) are connected with lead screw (15) through the ball, the rear end and gear (14) of lead screw (15) are connected, gear (14) are installed on the inside intermediate position of transmission case (13), transmission case (13) are installed on shield cover (2) rear position, gear (14) are connected through rotating between pivot and transmission case (13), the joint has trip (16) in the draw-in groove of gear (14) top, the utility model discloses a shield cover, including clamping hook (16), connecting rod (19), radiating seat (10), organism (3), punch holder (4) and lower plate (8) are installed to the upper and lower bilateral symmetry in organism (3) the place ahead, sliding connection between punch holder (4) and lower plate (8) all and shield cover (2), vertically install two-way threaded rod (7) on the inside right side position of shield cover (2), rotate between two-way threaded rod (7) and the shield cover (2) and be connected, two-way screw thread passes through drive nut (6) and is connected with punch holder (4) and lower plate (8) respectively, the central point of connecting rod (19) is connected through rotating between pivot and transmission case (13) in rotation, the upper end of connecting rod (19) is connected with button (18) on transmission case (13), install organism (3) on radiating seat (10), punch holder (4) and lower plate (8) in.

2. A low latency high definition video network extender as claimed in claim 1 wherein: the screw thread of both sides is rotated to opposite about two-way threaded rod (7), two-way threaded rod (7) are connected with the knob of shield cover (2) upper right side, install fan (1) on the left side position of shield cover (2) inside, the position that sets up of fan (1) is corresponding with the position that sets up of organism (3).

3. A low latency high definition video network extender as claimed in claim 1 wherein: evenly install four on the front surface of organism (3) and connect (23), four electric connection between joint (23) and the inside transmission electroplax (22) of organism (3), be provided with on the rear position of transmission electroplax (22) and receive electroplax (20), electric connection between transmission electroplax (22) and the receipt electroplax (20) through cable (21).

4. A low latency high definition video network extender as claimed in claim 1 wherein: a first spring (12) is installed on a rotating shaft of the gear (14), and a second spring (17) is installed on a rotating shaft of the connecting rod (19).

5. A low latency high definition video network extender as claimed in claim 1 wherein: four clamping grooves (9) are uniformly formed in the lower surface of the upper clamping plate (4), four clamping grooves (9) are uniformly formed in the upper surface of the lower clamping plate (8), and the setting positions of the clamping grooves (9) in the upper clamping plate (4) correspond to the setting positions of the clamping grooves (9) in the lower clamping plate (8).