阅读说明：本技术 一种可通过减少电缆数量为传感器提供电源和数据的无线传输系统 (Wireless transmission system capable of providing power and data for sensor by reducing number of cables ) 是由 维尼特·辛格 内丘克武克里斯·韦金亚 陈林峰 潘峰 于 2020-06-02 设计创作，主要内容包括：一种可通过减少电缆数量为传感器提供电源和数据的无线传输系统,包括传感器节点,用于监测数据的采集和转换、数据的管理和处理、应答汇聚节点的任务请求和节点控制；集线器,用于和所述传感器节点进行数据通信,并为所述传感器节点提供无线电源；中央服务器,用于和所述集线器进行数据通信；防护机构,用于保护所述传感器节点以提高所述传感器节点监测的稳定性。与现有技术相比,本发明通过设置底座以及环体,缓冲外部压力,使气体传感器在遭受外力冲击时保持稳定,同时气体能够自由进出防护机构,完全不影响传感器的监测,保证气体传感器的监测精度,提高气体传感器监测的稳定性。(A wireless transmission system capable of providing power and data for sensors by reducing the number of cables comprises sensor nodes, a data acquisition and conversion module, a data management and processing module, a task request and node control module, a task management module and a task management module, wherein the sensor nodes are used for monitoring data acquisition and conversion, managing and processing data, responding to a sink node; the concentrator is used for carrying out data communication with the sensor nodes and providing wireless power supply for the sensor nodes; a central server for data communication with the hub; and the protection mechanism is used for protecting the sensor nodes so as to improve the monitoring stability of the sensor nodes. Compared with the prior art, the gas sensor has the advantages that the base and the ring body are arranged to buffer external pressure, so that the gas sensor is kept stable when being impacted by external force, meanwhile, gas can freely enter and exit the protection mechanism, the monitoring of the gas sensor is not influenced completely, the monitoring precision of the gas sensor is ensured, and the monitoring stability of the gas sensor is improved.)

1. A wireless transmission system for providing power and data to a sensor by reducing the number of cables, comprising: the system comprises a sensor node (1) for acquiring and converting monitoring data, managing and processing the data, responding to a task request of a sink node and controlling the node;

a hub (2) for communicating data with the sensor node (1) and providing wireless power to the sensor node (1);

a central server (3) for data communication with the hub (2);

a protection mechanism (4) for protecting the sensor node (1) to improve the stability of the sensor node (1) monitoring.

2. A wireless transmission system for providing power and data to a sensor by reducing the number of cables as claimed in claim 1, wherein: the protection mechanism (4) comprises a base (401) fixedly connected to the bottom of the sensor node (1), and a ring body (402) with two ends respectively fixedly connected to the base (401) and composed of a pressure resisting portion (403) and reinforcing ribs (404), wherein the pressure resisting portion (403) and the reinforcing ribs (404) are arranged at intervals.

3. A wireless transmission system for providing power and data to a sensor by reducing the number of cables as claimed in claim 2, wherein: the pressure resisting part (403) comprises a substrate (4031) connected with adjacent reinforcing ribs (404), a pressure resisting plate (4032) arranged on the upper side of the substrate (4031), a longitudinal spring (4033) connected with the pressure resisting plate (4032) and the substrate (4031), extrusion grooves (4034) formed in two ends of the pressure resisting plate (4032) in a symmetrical mode along the length extension direction of the pressure resisting plate (4032), transverse springs (4035) with one ends fixedly connected in the extrusion grooves (4034), and sliding plates (4036) connected with the transverse springs (4035) and the reinforcing ribs (404), wherein the number of the longitudinal springs (4033) is at least two, and the longitudinal springs (4032) and the substrate (4031) are symmetrically arranged.

4. A wireless transmission system for providing power and data to a sensor by reducing the number of cables as claimed in claim 2, wherein: the ring body (402) tip is equipped with and stretches into extension section (405) inside base (401), extension section (405) tip is equipped with stiffening rod (5), stiffening rod (5) including with slope section (501) that extension section (405) are connected and establish longitudinal segment (502) of slope section (501) tip, slope section (501) with be formed with contained angle a between longitudinal segment (502), wherein 120 ° < a <140 °.

5. A wireless transmission system for providing power and data to a sensor by reducing the number of cables as claimed in claim 2, wherein: the number of the ring bodies (402) is at least three, and the ring bodies are arranged along the edge of the base (401) in a staggered mode.

6. A wireless transmission system for providing power and data to a sensor by reducing the number of cables as claimed in claim 5, wherein: the axial projection of the ring body (402) has an angle b, wherein 30 ° < b <60 °.

7. A wireless transmission system for providing power and data to a sensor by reducing the number of cables as claimed in claim 1, wherein: the sensor node (1) comprises a graphene sensor (101), a processing unit (102) connected with the graphene sensor (101), a communication unit (103) connected with the processing unit (102), and a power supply (104) used for providing power for the graphene sensor (101), the processing unit (102) and the communication unit (103).

Technical Field

The invention relates to the technical field of sensors, in particular to a wireless transmission system capable of providing power and data for a sensor by reducing the number of cables.

Background

At present, common graphite alkene gas sensor is when meetting the exogenic action, graphite alkene gas sensor suffers the extrusion easily and damaged, and then has influenced graphite alkene gas sensor's monitoring stability and life, thereby cause not little economic loss for the user, bring very big inconvenience for the user, current sensor protective structure need set up the shell in the sensor outside, through forming the impact of a relative confined space in order to reduce external force, but such protector can influence gas sensor's monitoring precision, the practicality is poor.

Disclosure of Invention

The invention aims to solve the problem of ensuring the monitoring precision of a gas sensor while protecting the gas sensor.

The technical solution of the invention is as follows: a wireless transmission system capable of providing power and data for sensors by reducing the number of cables comprises sensor nodes, a data acquisition and conversion module, a data management and processing module, a task request and node control module, a task management module and a task management module, wherein the sensor nodes are used for monitoring data acquisition and conversion, managing and processing data, responding to a sink node;

the concentrator is used for carrying out data communication with the sensor nodes and providing wireless power supply for the sensor nodes;

a central server for data communication with the hub;

and the protection mechanism is used for protecting the sensor nodes so as to improve the monitoring stability of the sensor nodes.

Preferably, the protection mechanism comprises a base fixedly connected to the bottom of the sensor node, and a ring body, wherein the two ends of the ring body are respectively fixedly connected to the base and are composed of a pressure-resistant part and reinforcing ribs, and the pressure-resistant part and the reinforcing ribs are arranged at intervals.

Preferably, the pressure resisting part comprises a substrate connected with adjacent reinforcing ribs, a pressure resisting plate arranged on the upper side of the substrate, a longitudinal spring connected with the pressure resisting plate and the substrate, extrusion grooves symmetrically formed in two ends of the pressure resisting plate along the length extending direction of the pressure resisting plate, transverse springs with one ends fixedly connected in the extrusion grooves, and a sliding plate connected with the transverse springs and the reinforcing ribs, wherein the number of the longitudinal springs is at least two, and the longitudinal springs are symmetrically arranged between the pressure resisting plate and the substrate.

Preferably, an extending section extending into the base is arranged at the end part of the ring body, a reinforcing rod is arranged at the end part of the extending section, the reinforcing rod comprises an inclined section connected with the extending section and a longitudinal section arranged at the end part of the inclined section, an included angle a is formed between the inclined section and the longitudinal section, and 120 degrees < a <140 degrees.

Preferably, the number of the ring bodies is at least three, and the ring bodies are arranged along the edge of the base in a staggered mode.

Preferably, the axial projection of the ring body has an angle b, wherein 30 ° < b <60 °.

Preferably, the sensor node includes a graphene sensor, a processing unit connected to the graphene sensor, a communication unit connected to the processing unit, and a power supply for supplying power to the graphene sensor, the processing unit, and the communication unit.

The invention has the beneficial effects that:

compared with the prior art, the gas sensor has the advantages that the base and the ring body are arranged to buffer external pressure, so that the gas sensor is kept stable when being impacted by external force, meanwhile, gas can freely enter and exit the protection mechanism, the monitoring of the gas sensor is not influenced completely, the monitoring precision of the gas sensor is ensured, and the monitoring stability of the gas sensor is improved.

Drawings

FIG. 1 is a schematic flow chart of the present invention;

FIG. 2 is a schematic view of the guard mechanism;

FIG. 3 is a top view of the guard mechanism;

FIG. 4 is a schematic view of the compression-resistant portion;

Detailed Description

The invention is further illustrated by the following examples in connection with the accompanying drawings.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.