CN205483027U - Environmental parameter collection system based on network - Google Patents
Environmental parameter collection system based on network Download PDFInfo
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- CN205483027U CN205483027U CN201521059193.4U CN201521059193U CN205483027U CN 205483027 U CN205483027 U CN 205483027U CN 201521059193 U CN201521059193 U CN 201521059193U CN 205483027 U CN205483027 U CN 205483027U
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Abstract
The utility model discloses an environmental parameter collection system based on network, including acquisition circuit, RS485 interface, ARM controller and network interface, acquisition circuit, RS485 interface, ARM controller and network interface both -way communication in proper order connect, acquisition circuit comprises a plurality of collection nodes. Gathering the node and including temperature and humidity sensor, baroceptor and singlechip, temperature and humidity sensor and baroceptor are connected with singlechip both -way communication. It still sets up a dial switch who is used for selecting to gather the node to gather the node, dial switch and singlechip both -way communication are connected. The utility model discloses a gather the three parameters such as temperature, humidity and atmospheric pressure that the each point was responsible for gathering by the node, the main function of ARM controller uploads the function of assigning, reads the environmental parameter who respectively gathers the node through the RS485 interface, in uploading onto the server through network interface, provides WEB the service simultaneously, whole device, and simple structure, with low costs, measurement accuracy is high.
Description
Technical field
This utility model relates to ambient parameter acquisition technique, particularly relates to a kind of network ambient parameter harvester.
Background technology
Neutron detector refers to that a class can detect the detector of neutron.Neutron itself is not charged, it is impossible to produces ionization or excites, so conventional detector direct detection can not be used.It is to utilize secondary produced by neutron and some the atomic nucleus effect (including nuclear reaction, nuclear fission or uclear recoil) mixed in detector to measure.Fission chamber is to make the ionisation effect of the produced sliver of the uranium-235 being coated on electrode fission measure by thermal neutron, and organic scintillator anthracene can be measured by the luminescent effect of the recoil proton that fast neutron produces.Further, it is also possible to utilize neutron to make activation sheet (such as pluging with molten metal) produce artificial radioactivity, the flux of neutron also can be measured by measuring artificial radioactivity activity.
In huge neutron detector, need multiple parameters such as the temperature of each point in measurement system, humidity and air pressure.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that a kind of network ambient parameter harvester, can measure three parameters such as the temperature of each point, humidity and air pressure, and certainty of measurement is high, simple in construction.
In order to achieve the above object, the technical solution adopted in the utility model is:
A kind of network ambient parameter harvester, forms including Acquisition Circuit, RS485 interface, ARM controller and network interface；Acquisition Circuit, RS485 interface, ARM controller and network interface two-way communication successively connect, and described Acquisition Circuit is made up of multiple acquisition nodes.
As most preferred embodiment of the present utility model, acquisition node described in the utility model includes that warm and humid sensor, baroceptor and single-chip microcomputer, warm and humid sensor and baroceptor are connected with single-chip microcomputer two-way communication.
As most preferred embodiment of the present utility model, warm and humid sensor described in the utility model and baroceptor are connected with single-chip microcomputer two-way communication by iic bus.
As most preferred embodiment of the present utility model, acquisition node described in the utility model also sets up one for selecting the toggle switch of acquisition node, and described toggle switch is connected with single-chip microcomputer two-way communication.
As most preferred embodiment of the present utility model, toggle switch described in the utility model uses the DIP switch of 8 bit address codings.
As most preferred embodiment of the present utility model, warm and humid sensor described in the utility model uses SHT35 chip.
As most preferred embodiment of the present utility model, baroceptor described in the utility model uses SPT-10W chip.
As most preferred embodiment of the present utility model, single-chip microcomputer described in the utility model uses STC15W401AS chip.
As most preferred embodiment of the present utility model, RS485 interface chip described in the utility model uses MAX1487 chip.
As most preferred embodiment of the present utility model, ARM controller described in the utility model is made up of STM32F103, and network interface is made up of DM9000 chip.
Compared with prior art, the beneficial effects of the utility model are: acquisition node is responsible for gathering three parameters such as the temperature of each point, humidity and air pressure；The major function of ARM controller is to upload the function assigned, and is read the ambient parameter of each acquisition node by RS485 interface, in being uploaded onto the server by network interface, provides WEB service, whole device, simple in construction, low cost simultaneously, and certainty of measurement is high.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model；
Fig. 2 is acquisition node electrical block diagram of the present utility model.
Detailed description of the invention
Purport of the present utility model is to overcome the deficiencies in the prior art, it is provided that a kind of network ambient parameter harvester, simple in construction, low cost, and certainty of measurement is high.It is described in detail referring to the drawings below in conjunction with embodiment, in order to technical characteristic of the present utility model and advantage are interpretated more in-depth.
Overall structure schematic diagram of the present utility model, as it is shown in figure 1, a kind of network ambient parameter harvester, forms including Acquisition Circuit, RS485 interface, ARM controller and network interface；Acquisition Circuit, RS485 interface, ARM controller and network interface two-way communication successively connect, and described Acquisition Circuit is made up of multiple acquisition nodes.Preferably, RS485 interface chip described in the utility model uses MAX1487 chip；Described ARM controller is made up of STM32F103, and network interface is made up of DM9000 chip.
As shown in Figure 1, this utility model (has been recorded 4 acquisition nodes by multiple acquisition nodes in figure, acquisition node 1, acquisition node 2, acquisition node 3 ... acquisition node N, N are natural number, are arranged as required to) and the composition such as ARM controller and network interface.Acquisition node is responsible for gathering three parameters such as the temperature of each point, humidity and air pressure.The major function of ARM controller is to upload the function assigned, and is read the ambient parameter of each acquisition node by RS485 interface, in being uploaded onto the server by network interface, provides WEB service simultaneously.Mainly being made up of STM32F103 and DM9000 chip, STM32 is the ARM main controller of 32, and DM9000 can provide the adaptive network of 10/100M to connect for network chip.
Acquisition node electrical block diagram of the present utility model is as shown in Figure 2, acquisition node described in the utility model includes warm and humid sensor, baroceptor and single-chip microcomputer, warm and humid sensor and baroceptor are connected with single-chip microcomputer two-way communication, and the outfan of single-chip microcomputer is connected with RS485 interface two-way communication.Preferably, warm and humid sensor described in the utility model and baroceptor are connected with single-chip microcomputer two-way communication by iic bus.
In order to preferably select the address of acquisition node, acquisition node described in the utility model also sets up one for selecting the toggle switch of acquisition node, and described toggle switch is connected with single-chip microcomputer two-way communication., toggle switch described in the utility model uses the DIP switch of 8 bit address codings, and whole system can install 255 acquisition nodes in theory.Warm and humid sensor described in the utility model uses SHT35 chip, is responsible for gathering humiture.Baroceptor described in the utility model uses SPT-10W chip, is responsible for gathering atmospheric pressure.Single-chip microcomputer described in the utility model uses STC15W401AS chip, responsible reading humiture to communicate with air pressure and by MAX485 chip such as ARM controller.
Device described in the utility model can measure three parameters such as the temperature of each point, humidity and air pressure, and wherein temperature measurement range is-40 to+125 DEG C, and precision is 0.1 DEG C, moisture measurement 0-100%RH, precision is ± 1RH, and barometric surveying scope is 30-110kPa, and precision is ± 1Pa.
By the technical scheme in above example, this utility model is carried out clear, complete description, it is clear that described embodiment is the embodiment of this utility model part rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
Claims (9)
1. a network ambient parameter harvester, it is characterised in that: include Acquisition Circuit, RS485 interface, ARM controller and network interface；Acquisition Circuit, RS485 interface, ARM controller and network interface two-way communication successively connect, and described Acquisition Circuit is made up of multiple acquisition nodes；Described acquisition node includes that warm and humid sensor, baroceptor and single-chip microcomputer, warm and humid sensor and baroceptor are connected with single-chip microcomputer two-way communication.
Network ambient parameter harvester the most according to claim 1, it is characterised in that: described warm and humid sensor and baroceptor are connected with single-chip microcomputer two-way communication by iic bus.
Network ambient parameter harvester the most according to claim 1, it is characterised in that: described acquisition node also sets up one for selecting the toggle switch of acquisition node, and described toggle switch is connected with single-chip microcomputer two-way communication.
Network ambient parameter harvester the most according to claim 3, it is characterised in that: described toggle switch uses the DIP switch of 8 bit address codings.
5. according to the network ambient parameter harvester according to any one of claim 1-4, it is characterised in that: described warm and humid sensor uses SHT35 chip.
Network ambient parameter harvester the most according to claim 5, it is characterised in that: described baroceptor uses SPT-10W chip.
Network ambient parameter harvester the most according to claim 6, it is characterised in that: described single-chip microcomputer uses STC15W401AS chip.
Network ambient parameter harvester the most according to claim 7, it is characterised in that: described RS485 interface chip uses MAX1487 chip.
9. according to the network ambient parameter harvester according to any one of claim 1-4, it is characterised in that: described ARM controller is made up of STM32F103, and network interface is made up of DM9000 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521059193.4U CN205483027U (en) | 2015-12-18 | 2015-12-18 | Environmental parameter collection system based on network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521059193.4U CN205483027U (en) | 2015-12-18 | 2015-12-18 | Environmental parameter collection system based on network |
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| Publication Number | Publication Date |
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| CN205483027U true CN205483027U (en) | 2016-08-17 |
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| CN201521059193.4U Expired - Fee Related CN205483027U (en) | 2015-12-18 | 2015-12-18 | Environmental parameter collection system based on network |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114594707A (en) * | 2022-02-28 | 2022-06-07 | 华中光电技术研究所（中国船舶重工集团公司第七一七研究所） | Environment sensing circuit |
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2015
- 2015-12-18 CN CN201521059193.4U patent/CN205483027U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114594707A (en) * | 2022-02-28 | 2022-06-07 | 华中光电技术研究所（中国船舶重工集团公司第七一七研究所） | Environment sensing circuit |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20171218 |