1U rack-mounted terminal

Abstract

The utility model discloses a 1U rack-mounted terminal, which comprises a casing with a hollow structure and a box body arranged in the casing in a drawable manner, the rear ends of the two sides of the box body are rotatably connected with the inner wall of the casing, the front ends of the two sides of the box body are provided with interface units, the top of the box body is provided with a display unit and an audio unit, and the interior of the box body is provided with a main control unit, a storage unit and a power supply unit; the interface unit, the display unit, the audio unit, the storage unit and the main control unit are all electrically connected with the power supply unit, the interface unit, the display unit, the audio unit and the storage unit are simultaneously electrically connected with the main control unit, and the main control unit, the interface unit and the audio unit all adopt domestic chips. According to the utility model, domestic electronic components are completely used inside, the overall terminal is small in size and completely autonomous and controllable, and a better choice is provided for manufacturers who need to use and produce domestic rack type terminals.

Description

Technical Field

[0001] The utility model relates to the technical field of server terminals, in particular to a 1U rack-mounted terminal. Background Art

[0002] With the rapid development of the Internet and the increasing frequency of online activities, enterprise servers are becoming increasingly unable to cope. The most obvious manifestation is the processing power and storage capacity of the servers. At present, the server hosting products on the market are mainly divided into two types in terms of architecture: tower type and rack type. Among them, rack-mounted servers, with their excellent performance and good scalability, currently occupy an important position in enterprise applications. The 1U rack-mounted terminal server is very attractive to various service providers because of its small size and extremely small space occupation, which can effectively save precious computer room space.

[0003] At present, many of the main control units, interface units, and audio units used inside rack-mounted terminals still use imported electronic components, which are expensive and have high usage costs. Therefore, it is necessary to improve the existing 1U rack-mounted terminals to solve the above problems. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a 1U rack-mounted terminal for the deficiencies of the prior art. All domestic electronic components are used inside, the overall terminal is small in size and completely independently controllable, providing a better choice for manufacturers that need to produce domestic rack-mounted terminals.

[0005] The technical solution for realizing the purpose of the utility model is as follows:

[0006] A 1U rack-mounted terminal includes a housing with a hollow structure and a box body slidably arranged inside the housing. The two rear ends of the box body are rotatably connected to the inner wall of the housing. Interface units are arranged at the two front ends, a display unit and an audio unit are arranged at the top, and a main control unit, a storage unit, and a power supply unit are arranged inside. The interface unit, the display unit, the audio unit, the storage unit, and the main control unit are all electrically connected to the power supply unit. The interface unit, the display unit, the audio unit, and the storage unit are simultaneously electrically connected to the main control unit. The main control unit, the interface unit, and the audio unit all use domestic chips.

[0007] Further, the main control unit uses a domestic Feiteng FT2000 / 4 quad-core CPU with a main frequency of more than 2.6 GHz and a board-mounted memory of 16 GB.

[0008] Further, the interface unit is connected to an external device and includes an AC220V power port, an RS422 data port, two Gigabit Ethernet ports, and two USB interfaces. The RS422 data port includes a connector and an RS422 conversion circuit connected electrically. The RS422 conversion circuit is electrically connected to the main control unit, and the RS422 conversion circuit uses a domestic chip with the model AIP485ASA8.TB.

[0009] Further, the RS422 conversion circuit includes chips U700 and U701 both with the model AIP485ASA8.TB. Among them, pin 1 of chip U700 is connected to the serial port receive signal of the main control unit, pins 2, 3, 4, and 5 are connected to the GND terminal, pin 8 is connected to the power supply unit, pins 6 and 7 are the receive terminals of the RS422 data, and a resistor R703 is connected in series between the two pins. Both ends of resistor R703 are respectively connected to resistor R701 and resistor R704 and are connected to the connector; pin 1 of chip U701 is left floating, pin 5 is connected to the GND terminal, pin 8 is connected to the power supply unit, pins 2 and 3 are connected to resistor R700 and triode Q700, pin 4 is connected to resistor R702, a capacitor C705 is connected between the other end of resistor R702 and triode Q700, the other end of capacitor C705 is grounded, the other end of resistor R700 is connected to the power supply unit, and pins 6 and 7 are the RS422 data transmission ports and are connected to the connector.

[0010] Further, the audio unit includes an audio amplification circuit electrically connected to the main control unit. The output end of the audio amplification circuit is connected to a speaker, and the audio amplification circuit uses a domestic chip with the model NS4251.

[0011] Further, the audio amplification circuit includes chip U100 with the model NS4251, capacitor C101, resistor R101, capacitor C102, resistor R102, resistor R103, resistor R104, resistor R105, resistor R106, bead FB101, bead FB102, capacitor C104, and capacitor C105. Among them, pins 6 and 15 of chip U100 are power input pins and are connected to the power supply unit. Pins 8 and 13 of the chip are signal input pins and are respectively connected to the main control unit after passing through capacitor C101 resistor R101 and capacitor C102 resistor R102. Pins 2, 3, 10, and 12 of the chip are the configuration pins of the chip and are respectively connected to the main control unit through resistors R103, R104, R105, and R106. Pins 1 and 14 of the chip are output pins and are respectively isolated by beads FB101 and FB102, and signal filtering is performed on each output signal through C104 and C105 and then connected to the speaker.

[0012] Further, the display unit includes a display screen and an EDP interface which are electrically connected. The display screen is a 10.4-inch capacitive touch screen and is electrically connected to the main control unit through the EDP interface, with a resolution of 1024×768.

[0013] Further, the storage unit includes an mSATA interface and an electronic hard disk which are electrically connected. The capacity of the electronic hard disk is at least 512GB.

[0014] Further, pull rods protruding outward are provided at both ends of the front side of the box body.

[0015] Further, a plurality of rubber buffer platforms protruding outward are distributed along the length direction of the rear side of the box body.

[0016] Further, sliding grooves are installed in parallel on both sides of the inner wall of the casing, and sliders are slidably installed in the sliding grooves. Rotating shafts are fixedly provided at the rear ends of both sides of the box body and are hinged to the corresponding sliders.

[0017] Further, a limiting block fixedly installed on the slider is provided below the rotating shaft. When the box body rotates downward by 90°, the limiting block fits with the bottom surface of the box body.

[0018] Adopting the above technical solutions, the present utility model has the following beneficial effects:

[0019] (1) In the present utility model, domestic chips are used for the main control unit, the interface unit, and the audio unit. Compared with the existing design, the internal electronic components are made domestic, with lower costs, providing a better choice for manufacturers of rack-mounted terminals. At the same time, by setting a box body with a pull-out and flipable structure, a larger-sized display unit is available during the working state. When in the non-working state, the box body retracts into the casing, making the overall structure of the machine thinner, lighter, and more compact, saving occupied space.

[0020] (2) In the present utility model, the main control unit, the interface unit, and the audio unit respectively adopt a Feiteng FT2000 / 4 quad-core CPU, a chip with the model AIP485ASA8.TB, and a chip with the model NS4251. While achieving domestic production, they have excellent performance and high anti-interference ability.

[0021] (3) In the present utility model, the display screen is a 10.4-inch capacitive touch screen, which is convenient for operation.

[0022] (4) In the present utility model, the storage unit adopts an electronic hard disk with a capacity of at least 512GB, which meets the normal use requirements.

[0023] (5) In the present utility model, by setting pull rods, it is convenient to pull out the box body.

[0024] (6) The present utility model provides a rubber buffer platform, so as to play a certain buffering role when the box body is reset into the machine shell, avoiding damage to the internal components of the box body caused by strong impact.

[0025] (7) The present utility model realizes the pull-out and flip connection between the box body and the machine shell through a rotating shaft hinged to a slider slidably arranged in a chute, with a simple structure and stable connection.

[0026] (8) The present utility model provides a limit block to limit the flipping angle of the box body, and at the same time plays a certain supporting role for the flipped box body to avoid the box body from shaking and improve the stability of the overall structure. Description of the Drawings

[0027] In order to make the content of the present utility model easier to be clearly understood, the following further details the present utility model according to specific embodiments in conjunction with the drawings, where:

[0028] Figure 1 is a three-dimensional view of the present utility model in the working state;

[0029] Figure 2 is a hardware principle block diagram of the present utility model;

[0030] Figure 3 is a RS422 conversion circuit diagram of the present utility model;

[0031] Figure 4 is an audio amplification circuit diagram of the present utility model.

[0032] The reference numerals in the drawings are:

[0033] Machine shell 1, chute 1-1, box body 2, pull rod 2-1, rubber buffer platform 2-2, interface unit 3, display unit 4, audio unit 5, main control unit 6, storage unit 7, power supply unit 8, slider 9. Detailed Embodiments

[0034] In order to better understand the above technical solutions, the following will detail the above technical solutions in conjunction with the drawings of the specification and specific embodiments.

[0035] (Embodiment 1)

[0036] As Figures 1 to 4The 1U rack-mounted terminal shown includes a chassis 1 and a box body 2. The chassis 1 is a hollow structure with an opening facing forward. The box body 2 is slidably installed in the chassis 1, and at the same time, the rear ends of both sides of the box body 2 are rotatably connected to the inner wall of the chassis 1, so that it can be flipped when pulled out to the limit position. Interface units 3 are provided at the front ends of both sides of the box body 2, a display unit 4 and an audio unit 5 are provided at the top, and a main control unit 6, a storage unit 7 and a power supply unit 8 are provided inside. Among them, the interface unit 3, the display unit 4, the audio unit 5, the main control unit 6 and the storage unit 7 are all electrically connected to the power supply unit 8. The interface unit 3, the display unit 4, the audio unit 5 and the storage unit 7 are also electrically connected to the main control unit 6 at the same time. And the main control unit 6, the interface unit 3 and the audio unit 5 all use domestic chips. Compared with the existing design, the localization of internal electronic components is realized, which is completely independently controllable, providing a better choice for manufacturers that need to use and produce domestic rack-mounted terminals. At the same time, by setting a box body with a pull-out and flip structure, there is a larger display unit in the working state. When in the non-working state, the box body 2 retracts into the chassis 1, and the overall structure is more lightweight and compact, saving occupied space.

[0037] Specifically, outwardly protruding pull rods 2-1 are provided at both ends of the front side of the box body 2 to facilitate the pulling of the box body 2. A plurality of outwardly protruding rubber buffer platforms 2-2 are distributed along the length direction of the rear side of the box body 2, so as to play a certain buffering role when the box body 2 is reset into the chassis 1, avoiding damage to the internal components of the box body 2 caused by strong impact. Oppositely arranged sliding grooves 1-1 are installed in parallel on both sides of the inner wall of the chassis 1. Sliders 9 are slidably installed in the sliding grooves 1-1. Rotating shafts fixed to the corresponding sliders 9 are provided at the rear ends of both sides of the box body 2, so as to realize the pull-out and flip connection between the box body 2 and the chassis 1, with a simple structure and stable connection. At the same time, a limiting block fixedly installed on the slider 9 is provided below the rotating shaft. The limiting block fits with the bottom surface of the box body 2 when the box body 2 rotates downward by 90°, so as to limit the flipping angle of the box body 2 and play a certain supporting role for the flipped box body 2, avoiding the shaking of the box body 2 and improving the stability of the overall structure.

[0038] The main control unit 6 uses a domestic Feiteng FT2000 / 4 quad-core CPU with a main frequency above 2.6 GHz and a board-mounted memory of 16 GB. It can install domestic Linux operating systems (Galaxy Kylin Desktop Edition) and development environments such as QT, provide functions such as code editing, compilation, linking, debugging and diagnosis, and can provide a what-you-see-is-what-you-get graphical application development environment.

[0039] The interface unit 3 is connected to external devices, including one AC220V power port, one RS422 data port, two Gigabit Ethernet ports, and two USB interfaces. The RS422 data port includes a connector and an RS422 conversion circuit connected electrically. The RS422 conversion circuit is electrically connected to the main control unit 6 and uses a domestic chip with the model AIP485ASA8.TB. Among them, the RS422 conversion circuit includes chips U700 and U701 with the model AIP485ASA8.TB. The 1st pin of chip U700 is connected to the serial port receive signal of the main control unit, the 2nd, 3rd, 4th, and 5th pins are connected to the GND terminal, the 8th pin is connected to the power supply unit, the 6th and 7th pins are the receive terminals of the RS422 data, and a resistor R703 is connected in series between the two pins. The two ends of resistor R703 are respectively connected to resistor R701 and resistor R704 and are connected to the connector; the 1st pin of chip U701 is left floating, the 5th pin is connected to the GND terminal, the 8th pin is connected to the power supply unit, the 2nd and 3rd pins are connected to resistor R700 and triode Q700, the 4th pin is connected to resistor R702, a capacitor C705 is connected between the other end of resistor R702 and triode Q700, the other end of capacitor C705 is grounded, the other end of resistor R700 is connected to the power supply unit, and the 6th and 7th pins are the RS422 data transmission ports and are connected to the connector.

[0040] The audio unit 5 includes an audio amplification circuit electrically connected to the main control unit 6. The output end of the audio amplification circuit is connected to a speaker and uses a domestic chip with the model NS4251. Among them, the audio amplification circuit includes chip U100 with the model NS4251, capacitor C101, resistor R101, capacitor C102, resistor R102, resistor R103, resistor R104, resistor R105, resistor R106, bead FB101, bead FB102, capacitor C104, and capacitor C105. The 6th and 15th pins of chip U100 are power input pins and are connected to the power supply unit. The 8th and 13th pins of the chip are signal input pins and are connected to the main control unit after passing through capacitor C101 resistor R101 and capacitor C102 resistor R102 respectively. The 2nd, 3rd, 10th, and 12th pins of the chip are the configuration pins of the chip and are respectively connected to the main control unit through resistors R103, R104, R105, and R106. The 1st and 14th pins of the chip are output pins and are isolated through beads FB101 and FB102 respectively, and signal filtering is performed through C104 and C105 on each output signal and then connected to the speaker.

[0041] The display unit 4 includes a display screen and an EDP interface connected electrically. The display screen uses a 10.4-inch capacitive touch screen and is electrically connected to the main control unit through the EDP interface, with a resolution of 1024×768.

[0042] The storage unit 7 includes an electrically connected mSATA interface and a solid-state drive, and the capacity of the solid-state drive is at least 512 GB, which meets the normal usage requirements.

[0043] In this embodiment, the main control unit 6, the interface unit 3, and the audio unit 5 all adopt domestic chips. Compared with the existing design, the localization of internal electronic components is achieved, providing a better choice for the manufacturers of rack-mounted terminals. At the same time, by setting the box body 2 with a pull-out and flipable structure, a display unit with a larger size is available during the working state. When in the non-working state, the box body 2 retracts into the casing 1, making the overall structure of the machine more lightweight, compact, and saving occupied space.

[0044] The specific embodiments described above further elaborate on the purpose, technical solutions, and beneficial effects of the present invention. It should be understood that the above are only specific embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Claims

1. A 1U rack-mount terminal, characterized in that: It comprises a casing with a hollow structure and a box body which is drawable inside the casing, the rear ends of both sides of the box body are rotatably connected to the inner wall of the casing, the front ends of both sides are provided with interface units, the top is provided with a display unit and an audio unit, and the interior is provided with a main control unit, a storage unit and a power supply unit; the interface unit, the display unit, the audio unit, the storage unit and the main control unit are all electrically connected to the power supply unit, and the interface unit, the display unit, the audio unit and the storage unit are also electrically connected to the main control unit, and the main control unit, the interface unit and the audio unit all use domestic chips.

2. A 1U rack-mount terminal according to claim 1, characterized in that: The main control unit adopts the domestic Feiteng FT2000 / 4 quad-core CPU with a main frequency of more than 2.6GHz and 16GB of onboard memory.

3. A 1U rack-mount terminal according to claim 1, characterized in that: The interface unit is connected to an external device, including an AC220V power port, an RS422 data port, two Gigabit Ethernet ports and two USB interfaces. The RS422 data port includes an electrically connected connector and an RS422 conversion circuit. The RS422 conversion circuit is electrically connected to the main control unit. The RS422 conversion circuit uses a domestic chip with model number AIP485ASA8.TB.

4. A 1U rack-mount terminal according to claim 1, characterized in that: The audio unit comprises an audio amplifier circuit electrically connected to the main control unit, the output end of the audio amplifier circuit is connected to a speaker, and the audio amplifier circuit adopts a domestic chip of model NS4251.

5. The 1U rack-mount terminal according to claim 1, characterized in that: The display unit includes an electrically connected display screen and an EDP interface. The display screen adopts a 10.4-inch capacitive touch screen and is electrically connected to the main control unit through the EDP interface.

6. A 1U rack-mount terminal according to claim 1, characterized in that: The storage unit includes an electrically connected mSATA interface and an electronic hard disk, and the capacity of the electronic hard disk is at least 512GB.

7. The 1U rack-mount terminal according to claim 1, characterized in that: Both ends of the front side of the box body are provided with pull rods protruding outwards.

8. The 1U rack-mount terminal according to claim 1, characterized in that: A plurality of rubber buffer platforms protruding outwards are distributed along the length direction on the rear side of the box body.

9. The 1U rack-mount terminal according to claim 1, characterized in that: The inner walls of the casing are parallelly provided with oppositely arranged slide grooves, in which slide blocks are slidably installed, and the rear ends of the two sides of the box body are fixed with rotating shafts hinged on the corresponding slide blocks.

10. A 1U rack-mount terminal according to claim 9, characterized in that: A limit block fixedly mounted on the sliding block is provided below the rotating shaft, and the limit block fits with the bottom surface of the box body when the box body rotates downward by 90 degrees.

Images