CN202836622U - Temperature and pressure wireless transmission detecting device - Google Patents
Temperature and pressure wireless transmission detecting device Download PDFInfo
- Publication number
- CN202836622U CN202836622U CN 201220505269 CN201220505269U CN202836622U CN 202836622 U CN202836622 U CN 202836622U CN 201220505269 CN201220505269 CN 201220505269 CN 201220505269 U CN201220505269 U CN 201220505269U CN 202836622 U CN202836622 U CN 202836622U
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- temperature
- pressure
- detecting device
- wireless
- circuit
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Abstract
The utility model discloses a temperature and pressure wireless transmission detecting device, including a temperature and pressure detector using a wireless mode to communicate, and a wireless signal receiver. The temperature and pressure detector comprises that a sending CPU is respectively connected with a temperature sensor, a wireless communication module, a clock circuit, a memory circuit, an address setting circuit, a pressure sensing unit and a lithium battery. The temperature and pressure wireless transmission detecting device has the advantages that the sensor and the receiver communicate and transmit detecting signals by the wireless mode, and detecting device is of a modular structure, is simple and practical, and is safe and reliable.
Description
Technical field
The utility model relates to the wireless signal transmission techniques application, particularly a kind of temperature, pressure wireless transmission detecting device.
Background technology
It is technological means commonly used in the daily production that pressure and temperature detects, yet traditional pressure and temperature checkout equipment adopts the mode of wired connection to carry out communication, and in the use procedure, the staff must set up connection, safety coefficient is lower, and dismounting is very loaded down with trivial details.
Summary of the invention
The purpose of this utility model is in order to address the above problem, to have designed a kind of wireless transmission detecting device that adopts wireless transmission method detected temperatures and pressure.
Realize that the above-mentioned purpose the technical solution of the utility model is, a kind of temperature, pressure wireless transmission detecting device, comprise the temperature, pressure detecting device and the wireless signal receiver that adopt the wireless mode communication, the temperature, pressure detecting device is with temperature sensor, wireless communication module, clock circuit, memory circuit, address circuit, pressure sensitive unit and lithium battery to be set respectively by transmission CPU to be connected.
The connected mode of described temperature sensor, wireless communication module, clock circuit, memory circuit and pressure sensitive unit and transmission CPU is data double-way transmission connected mode.
Described address arrange circuit be connected with lithium battery with the mode of data one-way transmission with send CPU and be connected.
Described pressure sensitive unit is the structure that is connected and composed successively by pressure detection electric bridge, amplifying circuit and A/D change-over circuit.
Described A/D change-over circuit is connected with transmission CPU, and connected mode is that the data double-way transmission connects.
Described wireless signal receiver is connected and composed with reception CPU by spi bus by wireless signal receiving antenna.
The temperature, pressure wireless transmission detecting device that utilizes the technical solution of the utility model to make, 1) the temperature and pressure installation of sensors is in a cast aluminium explosion-proof casing, employing disposable lithium cell power supply, have energy-conservation, without lead-in wire, noiselessness, characteristics that reliability is high; 2) wireless transmission is adopted in the transmission of temperature and pressure detecting signal, has non-contacting characteristics; 3) signal transmission of detection signal adopts digital-scrambling techniques, has the characteristics of high reliability; 4) adopt modular construction, it has the characteristics of convenient for maintaining and dismounting.
Description of drawings
Fig. 1 is the structural representation of temperature, pressure wireless transmission detecting device described in the utility model; Among the figure, 1, the temperature, pressure detecting device; 2, wireless signal receiver; 3, send CPU; 4, temperature sensor; 5, wireless communication module; 6, clock circuit; 7, memory circuit; 8, the address arranges circuit; 9, lithium battery; 10, pressure detection electric bridge; 11, amplifying circuit; 12, A/D conversion circuit; 13, reception of wireless signals module; 14, receive CPU; 15, spi bus.
Embodiment
Below in conjunction with accompanying drawing the utility model is specifically described, the structural representation of temperature, pressure wireless transmission detecting device described in the utility model such as Fig. 1, as shown in the figure, a kind of temperature, pressure wireless transmission detecting device, comprise the temperature, pressure detecting device 1 and the wireless signal receiver 2 that adopt the wireless mode communication, the temperature, pressure detecting device be by send CPU (STC11L16XE) 3 respectively with temperature sensor (DS18B20) 4, wireless communication module (nRF24101+) 5, clock circuit (SD2405ALPI) 6, memory circuit (AT45DB041) 7, the address arranges circuit (DIP8 dial-up) 8, pressure sensitive unit (NPI-19A) is connected ER34615 3.6V with lithium battery) 9 connect.Wherein, the connected mode of described temperature sensor, wireless communication module, clock circuit, memory circuit and pressure sensitive unit and transmission CPU is data double-way transmission connected mode; Described address arrange circuit be connected with lithium battery with the mode of data one-way transmission with send CPU and be connected; Described pressure sensitive unit is the structure that is connected and composed successively by pressure detection electric bridge 10, amplifying circuit (INA122U) 11 and A/D change-over circuit (ADS1100) 12; Described A/D change-over circuit is connected with transmission CPU, and connected mode is that the data double-way transmission connects; Described wireless signal receiver is connected and composed with reception CPU (STC11L16XE) 14 by spi bus 15 by wireless signal receiving antenna 13; In technique scheme, the content of mark is the model of electronic component in the bracket.
The characteristics of the technical program are that Radio Transmission Technology is applied in pressure, the temperature testing equipment, the function that the excessively wireless mode of detection data communication device of realization pressure, temperature is transmitted and stored.In the technical program, what wireless communication transmission adopted is that the 2.4GHz frequency range realizes wireless transmission and reception.The send and receive of detection signal has adopted eight bit address and double byte CRC cipher mode, and the address is comprised of eight-digit binary number.Present technique is comprised of two parts: temperature and pressure detects wireless transmission unit and radio receiving unit.10 meters of reliable communicating distances.Once property lithium battery, transmission CPU, wireless communication module, temperature sensor, pressure sensing cell, A/D element and cast aluminium explosion-proof casing consist of in the temperature and pressure detection wireless transmission unit.
Technique scheme has only embodied the optimal technical scheme of technical solutions of the utility model; some changes that those skilled in the art may make some part have wherein all embodied principle of the present utility model, belong within the protection domain of the present utility model.
Claims (6)
1. temperature, pressure wireless transmission detecting device, comprise the temperature, pressure detecting device (1) and the wireless signal receiver (2) that adopt the wireless mode communication, it is characterized in that, the temperature, pressure detecting device is that CPU (3) arranges circuit (8) with temperature sensor (4), wireless communication module (5), clock circuit (6), memory circuit (7), address respectively, pressure sensitive unit is connected 9 with lithium battery by sending) be connected.
2. temperature, pressure wireless transmission detecting device according to claim 1, it is characterized in that, the connected mode of described temperature sensor, wireless communication module, clock circuit, memory circuit and pressure sensitive unit and transmission CPU is data double-way transmission connected mode.
3. temperature, pressure wireless transmission detecting device according to claim 1 is characterized in that, described address arrange circuit be connected with lithium battery with the mode of data one-way transmission with send CPU and be connected.
4. temperature, pressure wireless transmission detecting device according to claim 1 is characterized in that, described pressure sensitive unit is the structure that is connected and composed successively by pressure detection electric bridge (10), amplifying circuit (11) and A/D change-over circuit (12).
5. according to claim 1 or 4 described temperature, pressure wireless transmission detecting devices, it is characterized in that, described A/D change-over circuit with send CPU and be connected, and connected mode is data double-way transmission connection.
6. temperature, pressure wireless transmission detecting device according to claim 1 is characterized in that, described wireless signal receiver is connected and composed with reception CPU (14) by spi bus (15) by reception of wireless signals module (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220505269 CN202836622U (en) | 2012-09-29 | 2012-09-29 | Temperature and pressure wireless transmission detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220505269 CN202836622U (en) | 2012-09-29 | 2012-09-29 | Temperature and pressure wireless transmission detecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202836622U true CN202836622U (en) | 2013-03-27 |
Family
ID=47948307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220505269 Expired - Fee Related CN202836622U (en) | 2012-09-29 | 2012-09-29 | Temperature and pressure wireless transmission detecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202836622U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109855689A (en) * | 2019-02-28 | 2019-06-07 | 中建三局安装工程有限公司 | A kind of temperature and pressure detection device |
-
2012
- 2012-09-29 CN CN 201220505269 patent/CN202836622U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109855689A (en) * | 2019-02-28 | 2019-06-07 | 中建三局安装工程有限公司 | A kind of temperature and pressure detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130327 Termination date: 20130929 |