CN214309200U - Cubical switchboard temperature measurement collection system - Google Patents
Cubical switchboard temperature measurement collection system Download PDFInfo
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- CN214309200U CN214309200U CN202120508576.4U CN202120508576U CN214309200U CN 214309200 U CN214309200 U CN 214309200U CN 202120508576 U CN202120508576 U CN 202120508576U CN 214309200 U CN214309200 U CN 214309200U
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Abstract
The utility model discloses a switch cabinet temperature measurement acquisition device, which is characterized in that the device comprises a receiving device and an acquisition device, wherein the receiving device and the acquisition device are connected wirelessly; the temperature acquisition device is characterized in that a CPU, a temperature acquisition circuit and a first wireless transmission module are arranged in the acquisition device, the CPU is respectively connected with the temperature acquisition circuit and the first wireless transmission module, and the first wireless transmission module is used for transmitting a temperature signal to the receiving device; a temperature signal processing circuit and a second wireless transmission module are arranged in the receiving device, and the second wireless transmission module is used for receiving the temperature signal transmitted by the first wireless transmission module; the acquisition device is of a watchband type, and is fixed at a temperature acquisition part of a bus or a contact in the middle-placed cabinet through two magic tapes on the watchband. The utility model discloses an acquisition device casing adopts the watchband formula to the watchband adopts the magic to paste to connect, is convenient for install at cubical switchboard generating line and contact position, and is nimble convenient.
Description
Technical Field
The utility model relates to an electric power system safe operation device, concretely relates to cubical switchboard temperature measurement collection system.
Background
At present, with the high-speed development of smart grids, switch cabinets are widely applied to power systems. At present, when an operator inspects equipment installed in a switch cabinet, the operator can only inspect the viewing windows installed on the front and the rear of the cabinet body regularly in a manual inspection mode to inspect the equipment, but cannot set the viewing windows on the cabinet body to enhance the safety performance of the bus chamber of the switch cabinet, and cannot inspect and measure the temperature of the equipment installed in the bus chamber. In addition, according to the regulations of the national power grid, each device in the transformer substation needs to patrol at least four times per month and measure temperature once, however, at present, the bus indoor device of the switch cabinet has only two opportunities of patrol inspection every year, namely: spring inspection and autumn inspection, the inspection time interval is too long, and the potential safety hazard is increased inevitably.
In order to avoid a series of economic losses and social hazards caused by overhigh temperature in the switch cabinet, the temperature monitoring device which is small in size, low in cost, high in efficiency and convenient to install becomes necessary equipment for monitoring the temperature of a bus or a contact and the like in the switch cabinet.
Disclosure of Invention
The utility model provides an above-mentioned problem, provide a cubical switchboard temperature measurement collection system, facilitate the use.
The utility model adopts the technical proposal that: a temperature measurement and acquisition device of a switch cabinet is characterized by comprising a receiving device and an acquisition device, wherein the receiving device is wirelessly connected with the acquisition device;
the temperature acquisition device is characterized in that a CPU, a temperature acquisition circuit and a first wireless transmission module are arranged in the acquisition device, the CPU is respectively connected with the temperature acquisition circuit and the first wireless transmission module, and the first wireless transmission module is used for transmitting a temperature signal to the receiving device;
a temperature signal processing circuit and a second wireless transmission module are arranged in the receiving device, and the second wireless transmission module is used for receiving the temperature signal transmitted by the first wireless transmission module;
the acquisition device is of a watchband type, and is fixed at a temperature acquisition part of a bus or a contact in the middle-placed cabinet through two magic tapes on the watchband.
Further, the temperature acquisition circuit comprises a constant voltage source circuit, a bridge voltage sampling circuit, a voltage amplification circuit and a temperature sampling terminal P1, wherein the constant voltage source circuit is connected with the bridge voltage sampling circuit, the bridge voltage sampling circuit is connected with the voltage amplification circuit, the bridge voltage sampling circuit is connected with the temperature sampling terminal P1, and the temperature sampling terminal P1 is connected with a temperature sensor;
the bridge voltage sampling circuit is used for acquiring a temperature signal of the temperature sensor;
the voltage amplifying circuit is used for amplifying the temperature voltage signal collected by the bridge voltage sampling circuit.
Furthermore, the receiving device is provided with a through hole for adding a screw fixed switch cabinet temperature measurement and acquisition device.
Furthermore, two strong magnets are installed at the bottom of the receiving device, and the magnets are connected with the receiving device shell through threaded holes.
Further, the receiving device is also provided with an antenna for wireless communication.
Further, the length and the width of the through hole are respectively 5mm and 60 mm.
The utility model has the advantages that:
the utility model discloses a cubical switchboard temperature measurement collection system's collection system casing adopts the watchband formula to the watchband adopts the magic to paste and connects, is convenient for install at cubical switchboard generating line and contact position, and is nimble convenient. The temperature measurement receiving device has two fixing modes, and the magnet adsorption type temperature measurement receiving device has the characteristics of time saving in installation, convenience in movement and the like; for the fixing device without the magnet adsorption function, the screw can be fixed through the screw, and the screw can be finely adjusted in the through hole of 5mm multiplied by 40mm, so that the receiving device is convenient to apply.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.
Fig. 1 is a schematic structural view of a shell of a switch cabinet temperature measurement and acquisition device in an embodiment of the present invention;
fig. 2 is a schematic diagram of a temperature acquisition circuit of the switch cabinet temperature measurement acquisition device of the embodiment of the utility model.
Reference numerals:
1 is a receiving device, 2 is a magnet, and 3 is a collecting device;
12 is a through hole;
21 is a threaded hole;
31 is a magic tape.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1 and 2, a temperature measurement and acquisition device for a switch cabinet is characterized by comprising a receiving device 1 and an acquisition device 3, wherein the receiving device 1 is wirelessly connected with the acquisition device 3;
the acquisition device 3 is internally provided with a CPU, a temperature acquisition circuit and a first wireless transmission module, the CPU is respectively connected with the temperature acquisition circuit and the first wireless transmission module, and the first wireless transmission module is used for transmitting a temperature signal to the receiving device 1;
a temperature signal processing circuit and a second wireless transmission module are arranged in the receiving device 1, and the second wireless transmission module is used for receiving a temperature signal transmitted by the first wireless transmission module;
the acquisition device 3 is of a watchband type and is fixed at a temperature acquisition part of a bus or a contact in the middle-placed cabinet through two magic tapes 31 on the watchband.
The utility model discloses a cubical switchboard temperature measurement collection system's collection system casing adopts the watchband formula to the watchband adopts the magic to paste and connects, is convenient for install at cubical switchboard generating line and contact position, and is nimble convenient. The temperature measurement receiving device has two fixing modes, and the magnet adsorption type temperature measurement receiving device has the characteristics of time saving in installation, convenience in movement and the like; for the fixing device without the magnet adsorption function, the screw can be fixed through the screw, and the screw can be finely adjusted in the through hole of 5mm multiplied by 40mm, so that the receiving device is convenient to apply.
The temperature acquisition circuit comprises a constant voltage source circuit, a bridge voltage sampling circuit, a voltage amplification circuit and a temperature sampling terminal P1, wherein the constant voltage source circuit is connected with the bridge voltage sampling circuit, the bridge voltage sampling circuit is connected with the voltage amplification circuit, the bridge voltage sampling circuit is connected with the temperature sampling terminal P1, and the temperature sampling terminal P1 is connected with a temperature sensor;
the bridge voltage sampling circuit is used for acquiring a temperature signal of the temperature sensor;
the voltage amplifying circuit is used for amplifying the temperature voltage signal collected by the bridge voltage sampling circuit.
The receiving device 1 is provided with a through hole 12 for adding a screw fixed switch cabinet temperature measurement and acquisition device.
Two strong magnets 2 are installed at the bottom of the receiving device 1, and the magnets 2 are connected with the shell of the receiving device 1 through threaded holes 21. Can be flexibly and conveniently adsorbed on the surface of a cabinet body with magnetism.
The receiving device 1 is further provided with an antenna for wireless communication with the acquisition device 3.
The length and the width of the through hole 12 are respectively 5mm and 60 mm.
The CPU is MSP430F 149.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (6)
1. A switch cabinet temperature measurement and collection device is characterized by comprising a receiving device (1) and a collection device
The collecting device (3) is connected with the receiving device (1) and the collecting device (3) in a wireless mode;
a CPU, a temperature acquisition circuit and a first wireless transmission module are arranged in the acquisition device (3), the CPU is respectively connected with the temperature acquisition circuit and the first wireless transmission module, and the first wireless transmission module is used for transmitting a temperature signal to the receiving device (1);
a temperature signal processing circuit and a second wireless transmission module are arranged in the receiving device (1), and the second wireless transmission module is used for receiving a temperature signal transmitted by the first wireless transmission module;
the acquisition device (3) is of a watchband type and is fixed at a temperature acquisition part of a bus or a contact in the middle-placed cabinet through two magic tapes (31) on the watchband.
2. The switchgear temperature measurement collection device according to claim 1, wherein the temperature is measured
The temperature acquisition circuit comprises a constant voltage source circuit, a bridge voltage sampling circuit, a voltage amplification circuit and a temperature sampling terminal P1, wherein the constant voltage source circuit is connected with the bridge voltage sampling circuit, the bridge voltage sampling circuit is connected with the voltage amplification circuit, the bridge voltage sampling circuit is connected with the temperature sampling terminal P1, and the temperature sampling terminal P1 is connected with a temperature sensor;
the bridge voltage sampling circuit is used for acquiring a temperature signal of the temperature sensor;
the voltage amplifying circuit is used for amplifying the temperature voltage signal collected by the bridge voltage sampling circuit.
3. The switchgear temperature measurement and collection device according to claim 1, wherein the connector is connected to the power supply
The device (1) is provided with a through hole (12) for adding a screw to fix the switch cabinet temperature measurement and acquisition device.
4. The switchgear temperature measurement and collection device according to claim 1, wherein the connector is connected to the power supply
Two strong magnets (2) are installed at the bottom of the receiving device (1), and the magnets (2) are connected with the shell of the receiving device (1) through threaded holes (21).
5. The switchgear temperature measurement and collection device according to claim 1, wherein the connector is connected to the power supply
The receiving device (1) is also provided with an antenna for wireless communication.
6. The switch cabinet temperature measurement and collection device of claim 3, wherein the switch is connected to the power supply
The length and the width of the hole (12) are respectively 5mm and 60 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120508576.4U CN214309200U (en) | 2021-03-10 | 2021-03-10 | Cubical switchboard temperature measurement collection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120508576.4U CN214309200U (en) | 2021-03-10 | 2021-03-10 | Cubical switchboard temperature measurement collection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214309200U true CN214309200U (en) | 2021-09-28 |
Family
ID=77836070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120508576.4U Active CN214309200U (en) | 2021-03-10 | 2021-03-10 | Cubical switchboard temperature measurement collection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214309200U (en) |
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2021
- 2021-03-10 CN CN202120508576.4U patent/CN214309200U/en active Active
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