CN216565176U

CN216565176U - Spin orbit angular momentum hybrid modulation quantum key distribution device

Info

Publication number: CN216565176U
Application number: CN202123239716.1U
Authority: CN
Inventors: 张玲松
Original assignee: Beijing Zhengdao Quantum Technology Co ltd
Current assignee: Beijing Zhengdao Quantum Technology Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-05-17
Anticipated expiration: 2031-12-22

Abstract

The utility model discloses a spin orbit angular momentum hybrid modulation quantum key distribution device which comprises a device body, wherein an installation groove is formed in the left side of the device body, a limiting through hole is formed in the inner wall of the installation groove, a limiting hole is formed in the inner wall of the limiting through hole, a threaded sleeve is connected to the inner wall of the limiting hole in a sliding mode, and a supporting partition plate is fixedly connected to the inner wall of the device body. This spin orbit angular momentum mixes modulation quantum key dispensing device, inside through at key dispensing equipment is provided with micro motor, drive lead screw and threaded sleeve and thermal baffle, when the temperature sensor of equipment inside detects the high temperature, can start micro motor and drive the lead screw and rotate, and then promote the threaded sleeve and remove, promote the lateral shifting of thermal baffle by the threaded sleeve again, and then can make the heat in the equipment discharge to the equipment outside through heat dissipation water conservancy diversion hole, the radiating rate has been improved, thereby the radiating effect to equipment has been improved.

Description

Spin orbit angular momentum hybrid modulation quantum key distribution device

Technical Field

The utility model relates to the technical field of quantum communication, in particular to a spin orbit angular momentum hybrid modulation quantum key distribution device.

Background

The quantum key distribution technology has been gradually developed towards maturity, and the research of the technology mainly focuses on realizing higher real-time security key rate and longer security transmission distance, a more stable key distribution system, a more strict security certification, more comprehensive attack prevention and the like, so that the technology and the theory can be cooperatively developed, and a large-scale quantum key distribution network is constructed by constructing a safer and more practical high-speed quantum key distribution system, so that an unconditional and secure secret communication network is realized.

The existing quantum key distribution equipment is subjected to continuous technical innovation, the volume is reduced by three quarters under the condition of the same performance, the integration level, the stability and the deployment convenience of the equipment are greatly improved, however, the high dust collection performance is accompanied by the reduction of the heat dissipation performance, and the operation performance of the equipment is directly influenced by the height of the heat dissipation effect, so that a spin-orbit angular momentum hybrid modulation quantum key distribution device is provided.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a spin-orbit angular momentum hybrid modulation quantum key distribution device, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a spin orbit angular momentum hybrid modulation quantum key distribution device, includes the device body, mounting groove has been seted up in the left side of device body, and spacing through-hole has been seted up to mounting groove's inner wall, and spacing hole has been seted up to spacing through-hole's inner wall sliding connection has the threaded sleeve, the inner wall fixedly connected with supporting baffle of device body, the left side fixedly connected with micro motor of supporting baffle, micro motor's output fixedly connected with drive lead screw, drive lead screw and threaded sleeve's inner wall threaded connection, the left end fixedly connected with heat radiation baffle of threaded sleeve.

Preferably, the left side of device body is seted up two vertically symmetrical's rectangle and is accomodate the groove, and the inner wall fixedly connected with reset spring in groove is accomodate to the rectangle, and reset spring's dustproof filter screen cloth of tip fixedly connected with, dustproof filter screen cloth keep away from reset spring's one side and heat radiation baffle's fixed surface and be connected.

Preferably, the inner wall of the mounting groove is provided with a guide hole, the inner wall of the guide hole is connected with a guide rod in a sliding manner, and the left end of the guide rod is fixedly connected with the right side of the heat dissipation baffle.

Preferably, the surface of the heat dissipation baffle is provided with a plurality of heat dissipation pores, and the surface of the support baffle is provided with strip-shaped heat dissipation holes.

Preferably, the inner wall of the mounting groove is provided with heat dissipation flow guide holes, and the heat dissipation flow guide holes are uniformly distributed on the inner wall of the mounting groove.

Preferably, the inner wall of the device body is provided with a temperature sensor, and the temperature sensor is electrically connected with the micro motor.

Advantageous effects

The utility model provides a spin orbit angular momentum hybrid modulation quantum key distribution device, which has the following beneficial effects:

1. this spin orbit angular momentum mixes modulation quantum key dispensing device, inside through at key dispensing equipment is provided with micro motor, drive lead screw and threaded sleeve and thermal baffle, when the temperature sensor of equipment inside detects the high temperature, can start micro motor and drive the lead screw and rotate, and then promote the threaded sleeve and remove, promote the lateral shifting of thermal baffle by the threaded sleeve again, and then can make the heat in the equipment discharge to the equipment outside through heat dissipation water conservancy diversion hole, the radiating rate has been improved, thereby the radiating effect to equipment has been improved.

2. This spin orbit angular momentum mixes modulation quantum key distributor through setting up reset spring and dustproof filter screen cloth, at the in-process that heat radiation baffle opened to the outside, can drive dustproof filter screen cloth and receive the groove from the rectangle and remove out to play certain dustproof and filtering action, avoid too much dust to enter into inside the equipment.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic side sectional view of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1.

In the figure: the device comprises a device body 1, a threaded sleeve 2, a supporting partition plate 3, a micro motor 4, a driving screw rod 5, a heat dissipation baffle 6, a return spring 7, a dustproof filter screen cloth 8, a guide rod 9, a heat dissipation guide hole 10 and a temperature sensor 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a spin orbit angular momentum mixes modulation quantum key distribution device, includes device body 1, and mounting groove has been seted up in the left side of device body 1, and heat dissipation water conservancy diversion hole 10 has been seted up to mounting groove's inner wall, and heat dissipation water conservancy diversion hole 10 evenly distributed is at mounting groove's inner wall, and spacing through-hole has been seted up to mounting groove's inner wall, and spacing hole has been seted up to spacing through-hole's inner wall, and the inner wall sliding connection in spacing hole has threaded sleeve 2.

Inner wall fixedly connected with supporting baffle 3 of device body 1, supporting baffle 3's left side fixedly connected with micro motor 4, device body 1's inner wall is provided with temperature sensor 11, temperature sensor 11 and micro motor 4 electric connection, micro motor 4's output fixedly connected with drive lead screw 5, drive lead screw 5 and threaded sleeve 2's inner wall threaded connection, threaded sleeve 2's left end fixedly connected with heat sink 6, a plurality of heat dissipation pore has been seted up on heat sink 6's surface, the bar louvre has been seted up on supporting baffle 3's surface.

Through the inside at key distribution equipment be provided with micro motor 4, drive lead screw 5 and threaded sleeve 2 and heat baffle 6, when the temperature sensor 11 of equipment inside detected the high temperature, can start micro motor 4 and drive lead screw 5 and rotate, and then promote the movement of threaded sleeve 2, promote heat baffle 6 by threaded sleeve 2 and move to the outside, and then can make the heat in the equipment discharge to the equipment outside through heat dissipation water conservancy diversion hole 10, the radiating rate is improved, thereby the radiating effect to equipment has been improved.

The groove is accomodate to the rectangle that two longitudinal symmetries were seted up in the left side of device body 1, the inner wall fixedly connected with reset spring 7 in groove is accomodate to the rectangle, reset spring 7's dustproof filter screen cloth 8 of tip fixedly connected with, dustproof filter screen cloth 8 is kept away from one side of reset spring 7 and is connected with heat baffle 6's fixed surface, the guiding hole has been seted up to the inner wall of mounting groove, the inner wall sliding connection of guiding hole has guide bar 9, the left end of guide bar 9 and heat baffle 6's right side fixed connection.

Through setting up reset spring 7 and dustproof

filter screen cloth

8, 6 in-process to opening to the outside at heat baffle can drive dustproof filter screen cloth 8 and accomodate the groove from the rectangle and remove out to play certain dustproof and filtering action, avoid too much dust to enter into inside the equipment.

The working principle is as follows: when the temperature sensor 11 inside the equipment detects the high temperature, drive 5 rotations of drive lead screw through micro motor 4, and then promote the threaded sleeve 2 and remove, promote the outside removal of heat baffle 6 to mounting groove by threaded sleeve 2 again, and then can make the heat in the equipment discharge outside the equipment through heat dissipation water conservancy diversion hole 10, the radiating rate has been improved, thereby the radiating effect to the equipment has been improved, and at the in-process that 6 outside was opened to the outside at heat baffle, can drive dustproof filter screen cloth 8 and accomodate the groove from the rectangle and remove, thereby certain dustproof and filtering action has been played, avoid too much dust to enter into inside the equipment.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A spin-orbit angular momentum hybrid modulation quantum key distribution device comprises a device body (1), and is characterized in that: mounting groove has been seted up in the left side of device body (1), and spacing through-hole has been seted up to mounting groove's inner wall, and spacing hole has been seted up to spacing through-hole's inner wall, and the inner wall sliding connection in spacing hole has threaded sleeve (2), the inner wall fixedly connected with supporting baffle (3) of device body (1), the left side fixedly connected with micro motor (4) of supporting baffle (3), the output fixedly connected with drive lead screw (5) of micro motor (4), the inner wall threaded connection of drive lead screw (5) and threaded sleeve (2), the left end fixedly connected with heat shield (6) of threaded sleeve (2).

2. A spin-orbit angular momentum hybrid modulation quantum key distribution device according to claim 1, wherein: the device is characterized in that two vertically symmetrical rectangular accommodating grooves are formed in the left side of the device body (1), the inner wall of each accommodating groove is fixedly connected with a return spring (7), the end part of each return spring (7) is fixedly connected with a dustproof filter screen cloth (8), and one side, away from each return spring (7), of each dustproof filter screen cloth (8) is fixedly connected with the surface of the heat dissipation baffle (6).

3. A spin-orbit angular momentum hybrid modulation quantum key distribution device according to claim 1, wherein: the inner wall of the mounting groove is provided with a guide hole, the inner wall of the guide hole is connected with a guide rod (9) in a sliding mode, and the left end of the guide rod (9) is fixedly connected with the right side of the heat dissipation baffle (6).

4. A spin-orbit angular momentum hybrid modulation quantum key distribution device according to claim 1, wherein: a plurality of heat dissipation pores are formed in the surface of the heat dissipation baffle (6), and strip-shaped heat dissipation holes are formed in the surface of the supporting partition plate (3).

5. A spin-orbit angular momentum hybrid modulation quantum key distribution device according to claim 1, wherein: the inner wall of the mounting groove is provided with heat dissipation flow guide holes (10), and the heat dissipation flow guide holes (10) are uniformly distributed on the inner wall of the mounting groove.

6. A spin-orbit angular momentum hybrid modulation quantum key distribution device according to claim 1, wherein: the device is characterized in that a temperature sensor (11) is arranged on the inner wall of the device body (1), and the temperature sensor (11) is electrically connected with the micro motor (4).