CN105818828A - Wireless video transmitter for high-speed rail - Google Patents

Abstract

Wireless video transmission ware for high-speed railway, which comprises a host computer, wireless video transmission terminal in the host computer, be equipped with the controller in the host computer, the anterior installation touch-sensitive screen of host computer, the output connection director of touch-sensitive screen, the lower part of host computer is equipped with the shell, the bottom is equipped with the lift cylinder in the shell, the upper portion installation pond of lift cylinder, be equipped with two running rollers in the pond, the cooperation is equipped with the area that absorbs water on two running rollers, the area that absorbs water can follow the running roller rotation, the wheel hub connection running roller motor of a running roller, running roller motor fixed mounting is in the outside in pond, be equipped with the horizontally electric push rod in the shell, the electric push rod is located the lateral part on the pond. The wireless video transmitter of the invention needs the automatic cleaning of hands of users before use, the automation of the hand washing process, and is convenient for people who are inconvenient to wash hands with both hands to use and convenient for children to use. When washing hands, the palm is rubbed to promote blood circulation of the palm. The water consumption is little in the hand washing process, and the water is saved.

Description

Wireless video transmitter for high-speed rail

technical field

The invention belongs to the field of video transmission, in particular to a wireless video transmitter for high-speed rail.

Background technique

Wireless video transmission technology has been applied in many industries. With the high-speed rail in Phuket across the country, traveling long distances still takes many hours, making traveling on the high-speed rail quite boring. Obtaining video through the device can relieve the fatigue of passengers. At present, it is common to use touch screen technology for interactive operations. Due to the mixed personnel on the high-speed rail, when using the same video terminal equipment, passengers’ dirty hands will cause contamination of the touch screen. Sweat, etc. cause corrosion and damage to the surface of the touch screen, reducing the service life of the device.

Contents of the invention

The invention provides a wireless video transmitter for high-speed rail to solve the defects in the prior art.

The present invention is achieved through the following technical solutions:

The wireless video transmitter for high-speed rail includes a host, a wireless video transmission terminal in the host, a controller inside the host, a touch screen installed on the front of the host, the output end of the touch screen is connected to the controller, a shell is provided at the lower part of the host, and a shell is set at the bottom of the shell. There is a lifting cylinder, and a pool is installed on the upper part of the lifting cylinder. There are two rollers in the pool, and the two rollers are equipped with water-absorbing belts. The water-absorbing belt can rotate along the rollers. The axle of one roller is connected to the roller motor. The wheel motor is fixedly installed on the outside of the pool. There is a horizontal electric push rod inside the shell. The electric push rod is located on the side of the pool. The pump is installed on the liquid bottle, and the pump is connected to the spray head through a conduit. The side of the shell is provided with a hand opening, and the hand opening is provided with a first baffle. In cooperation with the guide bar, the upper part of the first baffle is provided with a metal strip, and the upper part of the hand opening is provided with a start button and an electromagnet. After the electromagnet is energized, the metal strips can attract and cooperate with each other. When the start button is touched, a limit plate is provided on the inner side of the lower part of the hand opening, and the limit plate limits the lower part of the first baffle; an infrared sensor is provided at the inner opening of the hand opening; two guide columns are provided on the upper part of the shell, The guide column is located on both sides of the host, and a second baffle is arranged on the guide column, and the second baffle can move up and down along the guide column. The second baffle is located at the front of the touch screen. The lifting device is connected to the upper part of the second baffle.

The wireless video transmitter for high-speed rail as described above, the lifting device includes a lifting motor, the lifting motor is installed on a guide column, the output shaft of the lifting motor is connected to one end of the rotating shaft, and the other end of the rotating shaft is connected to another guiding column through a bearing In cooperation, several sheaves are arranged on the rotating shaft, and the ropes of the sheaves are connected to the first baffle.

In the above-mentioned wireless video transmitter for high-speed rail, the water pool is provided with soft water inlet pipes and water outlet pipes, and the ends of the water inlet pipes and water outlet pipes are located outside the casing. The water inlet pipe is connected with the running water pipe, and the water outlet pipe is connected with the sewage pipe.

As for the above-mentioned wireless video transmitter for high-speed rail, the housing is provided with an air jet tube, one end of the air jet tube is connected to a fan, and an electric heating wire is provided at the air inlet of the fan.

In the wireless video transmitter for high-speed rail as described above, the wireless video transmission terminal includes an acquisition unit, a distributed encoding unit, and a sending unit; the distributed encoding unit includes a framing module, a first mode encoding module, a mode decoding module, a wavelet A transform module, a quantization module and a second mode encoding module.

The advantages of the present invention are: the wireless video transmitter of the present invention requires the user to automatically clean the hands before use, and the hand washing process is automated, which is convenient for people who are inconvenient to wash their hands, and is also convenient for children to use. When washing your hands, rub your palms together to promote blood circulation in your palms. The washing process uses less water and saves water. After washing hands, it can reduce the pollution of sweat on the touch screen and increase the service life; clean hand operation can reduce bacterial cross-infection and improve the safety of public health.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are some embodiments of the present invention. For those skilled in the art, other drawings can also be obtained according to these drawings without any creative effort.

Fig. 1 is a schematic structural view of the present invention; Fig. 2 is an A-direction view of Fig. 1; Fig. 3 is a sectional view along the B-B line of Fig. 1; Fig. 4 is a structural block diagram of the present invention.

Drawing number label: 1 shell, 2 suction belt, 3 nozzle, 4 electric push rod, 5 hand opening, 6 roller, 7 pool, 8 lifting cylinder, 9 water inlet pipe, 10 pump, 11 hand sanitizer bottle, 12 roller motor , 13 water outlet pipe, 14 jet pipe, 15 fan, 16 heating wire, 17 first baffle, 18 guide strip, 19 metal strip, 20 start button, 21 electromagnet, 22 touch screen, 23 bearing, 24 rotating shaft, 25 rope wheel , 26 lifting motor, 27 second baffle plate, 28 guide column, 29 host, 30 infrared sensor, 31 limit plate, 33 acquisition unit, 34 sending unit, 35 framing module, 36 first mode encoding module, 37 mode Decoding module, 38 wavelet transform module, 39 quantization module, 40 second mode encoding module.

detailed description

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments It is a part of embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

The wireless video transmitter for high-speed rail, as shown in the figure, includes a host 29, a wireless video transmission terminal in the host 29, a controller is arranged in the host 29, a touch screen 22 is installed on the front of the host 29, and the output end of the touch screen 22 is connected to the controller. The lower part of the host machine 29 is provided with a shell 1, and the inner bottom of the shell 1 is provided with a lifting cylinder 8, and a pool 7 is installed on the top of the lifting cylinder 8. Two rollers 6 are arranged in the pool 7, and a water-absorbing belt is arranged on the two rollers 6. 2. The water-absorbing belt 2 can rotate along the rollers 6. The axle of a roller 6 is connected to the roller motor 12. The roller motor 12 is fixedly installed on the outside of the pool 7. The housing 1 is equipped with a horizontal electric push rod 4. The rod 4 is located at the side of the top of the pool 7, the end of the piston rod of the electric push rod 4 is equipped with a nozzle 3, the housing 1 is provided with a hand sanitizer bottle 11, and a pump 10 is installed on the hand sanitizer bottle 11, and the pump 10 is connected to the nozzle 3 through a conduit , the side of shell 1 is provided with hand opening 5, and hand opening 5 places is provided with first baffle plate 17, and the inside of housing 1 on both sides of the top of hand opening 5 is provided with guide bar 18, and first baffle plate 17 and guide bar 18, the top of the first baffle 17 is provided with a metal strip 19, and the top of the hand opening 5 is provided with a start button 20 and an electromagnet 21. After the electromagnet 21 is energized, the metal strip 19 can attract and cooperate with each other, and the metal strip 19 moves upward. When reaching the top, the start button 20 can be touched, and the inner side of the lower part of the hand opening 5 is provided with a limit plate 31, which limits the bottom of the first baffle plate 17; the inner mouth of the hand opening 5 is provided with an infrared sensor device 30; the upper part of the housing 1 is provided with two guide columns 28, the guide columns 28 are located on both sides of the host 29, the guide columns 28 are equipped with a second baffle plate 27, and the second baffle plate 27 can move up and down along the guide column 8 The second baffle plate 27 is located at the front of the touch screen 22, and the top of the guide column 28 is provided with a lifting device, and the lifting device is connected to the top of the second baffle plate 27. The wireless video transmitter of the present invention requires the user to automatically clean the hands before use, and the hand washing process is automated, which is convenient for people who are inconvenient to wash their hands, and is also convenient for children to use. When washing your hands, rub your palms together to promote blood circulation in your palms. The washing process uses less water and saves water. After washing hands, it can reduce the pollution of sweat on the touch screen and increase the service life; clean hand operation can reduce bacterial cross-infection and improve the safety of public health.

Specifically, the lifting device described in this embodiment includes a lifting motor 26, the lifting motor 26 is installed on a guide column 28, the output shaft of the lifting motor 26 is connected to one end of the rotating shaft 24, and the other end of the rotating shaft 24 is connected to the other end through a bearing 23. Two guide columns 28 cooperate, and several sheaves 25 are provided on the rotating shaft 24, and the rope of sheave 25 connects first baffle plate 27.

Specifically, in order to avoid cross-contamination, the water pool 7 described in this embodiment is provided with a soft water inlet pipe 9 and a water outlet pipe 13 , and the ends of the water inlet pipe 9 and the water outlet pipe 13 are located outside the casing 1 . The water inlet pipe 9 is connected with the running water pipe, and the water outlet pipe 13 is connected with the sewage pipe. After everyone has washed their hands, the sewage is discharged through the water outlet pipe 13, and new water is replenished through the water inlet pipe 9.

Further, in order to directly remove the residual water on the hands conveniently after washing the hands, the housing 1 described in this embodiment is provided with an air jet pipe 14, one end of the air jet pipe 14 is connected to the blower fan 15, and the air inlet of the blower fan 15 is provided with Heating wire 16. Air jet pipe 14 ejects the hot blast that fan 15 blows, and hands are dried.

Furthermore, the wireless video transmission terminal described in this embodiment includes an acquisition unit 33, a distributed encoding unit, and a sending unit 34; the distributed encoding unit includes a framing module 35, a first mode encoding module 36, a mode decoding module 37, Wavelet transform module 38 , quantization module 39 and second mode encoding module 40 . The acquisition unit 33 is used to acquire video data; the distributed encoding unit is used to encode the video data acquired by the acquisition unit 33 using a distributed encoding method; the sending unit 34 is used to send the distributed encoding unit code through a wireless channel subsequent video data. The framing module 35 is used to divide the video data obtained by the acquisition unit 33 into the first frame group video data and the second frame group video data according to the frame where the video data is located; the first mode encoding module 36 is used to The first frame group video data divided by the framing module 35 is encoded in a first mode, and the first mode is H.264 or Moving Picture Experts Group MPEG; the mode decoding module 37 is used to encode the first mode encoding module The first frame group video data after 36 codes carries out described first mode decoding; The difference of a frame group of video data is subjected to wavelet transformation; the quantization module 39 is used to carry out lattice vector quantization to the video data after the wavelet transformation of the wavelet transformation module 38; The video data after type vector quantization is encoded in a second mode, and the second mode is low-density parity check code LDPC; the video data of the first frame group; and sending the video data encoded by the encoding module 40 of the second mode through a wireless channel.

In the present invention, the controller is connected to various electronic components (electric push rod 4, roller motor 12, fan 15, heating wire 16, start button 20, touch screen 22, lifting motor 26 and infrared sensor 30) The functions of the above-mentioned components can be achieved through the existing software technology by specifying a special logical relationship. The video of the wireless video transmission terminal can be projected through the touch screen 22 .

Before the touch screen 22 is used, first the first baffle 17 is lifted up, and the first baffle 17 triggers the start button 20, and the start button 20 turns on the device. The electromagnet 21 is energized to attract the metal strip 19 of the first baffle 17 to keep the position of the first baffle 17 fixed. The user stretches his hand into the hand opening 5 to wash his hands. The infrared sensor 30 can sense the entry of the hand, thereby starting the lifting cylinder 8 to raise the pool 7, so that the water-absorbing belt 2 cooperates with the palm, and the motor 12 drives the roller 6 to rotate, so that the suctioned water-absorbing belt 2 rubs along the palm for the first stage handwashing. After the first stage of washing hands is completed, the lifting cylinder 8 drives the pool 7 to descend, so that the water-absorbing belt 2 is separated from the palm, and the electric push rod 4 pushes the nozzle 3 to the lower part of the palm, and the hand sanitizer in the absorbent liquid bottle 11 is sprayed on the hand through the pump 10. Palm, electric push rod 4 reset. Lifting cylinder 8 rises again, repeats the first stage of washing one's hands, and carries out the second stage of washing one's hands. The second stage of hand washing wipes the hand sanitizer off. The hand is taken out by the hand opening 5, and after the infrared sensor 30 can sense the hand to move out, the controller starts the lifting motor 26, and the lifting motor 26 raises the second baffle plate 27 by its lifting device. Afterwards, the user can operate the touch screen 22 with clean hands. After the operation is completed, an end command can be given through the touch screen 22. The second baffle plate 27 resets under the action of the lifting device, the electromagnet 21 is powered off, and the first baffle plate 17 falls. reset.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: it can still be Modifications are made to the technical solutions described in the foregoing embodiments, or equivalent replacements are made to some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims (5)

1. A wireless video transmitter for high-speed rail, including a host (29), a wireless video transmission terminal in the host (29), characterized in that: a controller is provided in the host (29), and a touch screen (22) is installed on the front of the host (29) ), the output end of the touch screen (22) is connected to the controller, the lower part of the host (29) is provided with a housing (1), the inner bottom of the housing (1) is provided with a lifting cylinder (8), and the upper part of the lifting cylinder (8) is installed with a pool ( 7), the pool (7) is provided with two rollers (6), and the two rollers (6) are equipped with a water-absorbing belt (2), and the water-absorbing belt (2) can rotate along the roller (6). The wheel shaft of the roller (6) is connected to the roller motor (12), and the roller motor (12) is fixedly installed on the outside of the pool (7). (4) Be positioned at the side of the pool (7), the end of the piston rod of the electric push rod (4) is equipped with a spray nozzle (3), the housing (1) is provided with a hand sanitizer bottle (11), and the hand sanitizer bottle (11 ) to install the pump (10), the pump (10) is connected to the nozzle (3) through the conduit, the side of the housing (1) is provided with a hand opening (5), and the hand opening (5) is provided with a first baffle (17) , there are guide strips (18) inside the casing (1) on both sides of the upper part of the hand opening (5), the first baffle (17) cooperates with the guide strip (18), and the upper part of the first baffle (17) is provided with There are metal strips (19), and the upper part of the hand opening (5) is provided with a start button (20) and an electromagnet (21). After the electromagnet (21) is energized, the metal strips (19) can attract and cooperate with each other, and the metal strips (19) The start button (20) can be touched when moving upward to the uppermost part, and a limit plate (31) is provided on the inner side of the lower part of the hand opening (5), and the limit plate (31) limits the lower part of the first baffle plate (17). position; the inner opening of the hand opening (5) is provided with an infrared sensor (30); the upper part of the casing (1) is provided with two guide columns (28), and the guide columns (28) are located on both sides of the host (29). A second baffle (27) is fitted on the guide post (28), and the second baffle (27) can move up and down along the guide post (8). The second baffle (27) is located at the front of the touch screen (22). The top of the guide post (28) is provided with a lifting device, and the lifting device is connected to the top of the second baffle plate (27). 2. The wireless video transmitter for high-speed rail according to claim 1, characterized in that: the lifting device includes a lifting motor (26), the lifting motor (26) is installed on a guide column (28), and the lifting motor ( The output shaft of 26) is connected to one end of the rotating shaft (24), and the other end of the rotating shaft (24) cooperates with another guide column (28) through the bearing (23), and several rope pulleys (25) are arranged on the rotating shaft (24). The rope of wheel (25) connects first baffle plate (27). 3. The wireless video transmitter for high-speed rail according to claim 1, characterized in that: the pool (7) is provided with a soft water inlet pipe (9) and a water outlet pipe (13), and the water inlet pipe (9) and the ends of the water outlet pipe (13) are all positioned at the outside of the housing (1), the water inlet pipe (9) is connected to the running water pipe, and the water outlet pipe (13) is connected to the sewage pipe. 4. The wireless video transmitter for high-speed rail according to claim 1, characterized in that: the casing (1) is provided with an air injection pipe (14), and one end of the air injection pipe (14) is connected to a fan (15), and the fan (15) The air inlet of (15) is provided with heating wire (16). 5. The wireless video transmitter for high-speed rail according to claim 1, characterized in that: the wireless video transmission terminal includes an acquisition unit (33), a distributed encoding unit, and a sending unit (34); the distributed encoding unit includes Framing module (35), first mode encoding module (36), mode decoding module (37), wavelet transform module (38), quantization module (39) and second mode encoding module (40).