CN215897072U - Power supply device of smelting temperature measurement system - Google Patents
Power supply device of smelting temperature measurement system Download PDFInfo
- Publication number
- CN215897072U CN215897072U CN202121255518.1U CN202121255518U CN215897072U CN 215897072 U CN215897072 U CN 215897072U CN 202121255518 U CN202121255518 U CN 202121255518U CN 215897072 U CN215897072 U CN 215897072U
- Authority
- CN
- China
- Prior art keywords
- shielding wire
- power supply
- power
- output end
- input end
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model relates to a power supply device of a smelting temperature measurement system.A power supply interface inputs alternating current and is connected with a switch power supply after being connected with a switch; the wiring board comprises a first wiring terminal, a second wiring terminal and a third wiring terminal; the first binding post is connected with a first voltage output end of the switching power supply, and the second binding post is connected with a second voltage output end of the switching power supply; the second binding post is connected with the input end of the first shielded wire power supply, and the output end of the first shielded wire power supply is connected with the power end of the smelting temperature measuring instrument; the signal end of the smelting temperature measuring instrument is connected to the signal input end of the first shielding wire, and the signal output end of the first shielding wire is connected to the third binding post; the power input end of the second shielding wire is connected to the first binding post, the power output end of the second shielding wire is connected to the power end of the display screen, the signal input end of the second shielding wire is connected to the third binding post, and the signal output end of the second shielding wire is connected to the signal end of the display screen. The utility model has simple wiring mode and simple operation.
Description
Technical Field
The utility model relates to the field of smelting temperature measurement, in particular to a power supply device of a smelting temperature measurement system.
Background
In the existing smelting temperature measurement industrial workshop, after the temperature of the smelting temperature detector is measured, a signal is transmitted to a large display screen for displaying the temperature of molten metal in the workshop, so that an operator can conveniently read the data; the power supply of the existing display screen is an external transformer, one end of the external transformer is a tapping plug for connecting 220V alternating current, the output end of the external transformer is connected with the power supply end of the display screen, and the external transformer transforms the 220V alternating current and supplies the transformed alternating current to the display screen; under the general condition, a workshop is very large, a large display screen wall is hung on a higher wall, and the plug plugging and unplugging process of the external transformer is complicated and inconvenient for operators to operate; in addition, the melting temperature measuring instrument needs to convert the voltage of the 220V alternating current and supply the voltage to a power supply end of the melting temperature measuring instrument, and in this case, a large number of wires and equipment are needed, which brings difficulty to field management.
Disclosure of Invention
The utility model aims to provide a power supply device of a smelting temperature measuring system, which is simple in wiring mode and operation.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the power supply device of the smelting temperature measurement system comprises a junction box, a power supply interface, a switch, a switching power supply, a wiring board, a first shielding wire and a second shielding wire;
the power interface and the switch are arranged on the side wall of the junction box in a penetrating manner, the switch power supply and the junction box are arranged in the junction box, the first shielding wire and the second shielding wire are connected to the junction box and penetrate out of the junction box, the first shielding wire is used for connecting with an additional smelting temperature measuring instrument, and the second shielding wire is used for connecting with an additional display screen;
the input end of the power interface inputs alternating current, the output end of the power interface is connected with the input end of the switch, and the output end of the switch is connected with the input end of the switch power supply;
the wiring board comprises a first wiring terminal, a second wiring terminal and a third wiring terminal; the first wiring terminal is connected to a first voltage output end of the switching power supply to obtain first direct current voltage for work of the display screen, and the second wiring terminal is connected to a second voltage output end of the switching power supply to obtain second direct current voltage for work of the smelting temperature measuring instrument; the second binding post is also connected to the power input end of the first shielding wire, and the power output end of the first shielding wire is connected to the power end of the smelting temperature measuring instrument; the signal end of the smelting thermodetector is connected to the signal input end of the first shielding wire, and the signal output end of the first shielding wire is connected to the third wiring terminal;
the power input end of the second shielding wire is connected to the first binding post, the power output end of the second shielding wire is connected to the power end of the display screen, the signal input end of the second shielding wire is connected to the third binding post, and the signal output end of the second shielding wire is connected to the signal end of the display screen.
According to the scheme, a power filter is arranged between the power interface and the switch.
According to the scheme, the switching power supply comprises a first voltage conversion unit and a second voltage conversion unit; the input end of the first voltage conversion unit is connected to the power interface, the output end of the first voltage conversion unit is connected to the first binding post, and the first voltage conversion unit is used for converting 220V alternating current into 12V direct current voltage; the input end of the second voltage conversion unit is connected to the power interface, the output end of the second voltage conversion unit is connected to the second binding post, and the second voltage conversion unit is used for converting 220V alternating current into 24V direct current voltage.
According to the scheme, the side wall of the junction box is provided with a first joint and a second joint, the first joint is used for connecting the second wiring terminal and the power input end of the first shielding wire, and the first joint is also used for connecting the third wiring terminal and the signal output end of the first shielding wire;
the second connector is used for connecting the first binding post and the power input end of the second shielding wire, and is also used for connecting the third binding post and the signal input end of the second shielding wire; the plugging and pulling are convenient, or the shielding wire is replaced; furthermore, the first joint and the second joint are aviation joints, so that the contact performance is good, and dust is prevented.
Has the following beneficial effects:
according to the utility model, the signal wire measured by the smelting temperature measuring instrument and the power wire of the smelting temperature measuring instrument are integrated in the same shielded wire by the first shielded wire, and the signal wire for supplying display screen display and the power wire of the display screen are integrated in the same shielded wire by the second shielded wire, so that the line connection is reduced, and the field management is facilitated; the power supply control device is suitable for power supply management of a smelting temperature measuring system, the power supply end of the smelting temperature measuring instrument and the power supply end of the display screen are both connected to the switch power supply, the switch power supply is controlled in a unified mode through the switch on the junction box, the power supply control of the display screen and the smelting temperature measuring instrument can be completed only through the switch on the junction box, the operation is simple and convenient, and an additional power supply transformer is not needed to be provided for the display screen.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;
reference numerals: 1. a junction box; 2. a power interface; 3. a switch; 4. a switching power supply; 5. a wiring board; 51. a first terminal post; 52. a second terminal; 53. a third terminal; 6. a first shield line; 7. a second shield line; 8. a power supply filter; 9. a first joint; 10. a second joint.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1, the present invention is a power supply device of a melting temperature measurement system, including a junction box 1, a power interface 2, a switch 3, a switching power supply 4, a wiring board 5, a first shielding wire 6 and a second shielding wire 7;
the power interface 2 and the switch 3 are arranged on the side wall of the junction box 1 in a penetrating manner, the switch power supply 4 and the wiring board 5 are arranged in the junction box 1, the first shielding wire 6 and the second shielding wire 7 are connected to the wiring board 5 and penetrate out of the junction box 1, the first shielding wire 6 is used for connecting an additional smelting temperature measuring instrument, and the second shielding wire 7 is used for connecting an additional display screen;
the input end of the power interface 2 inputs alternating current, the output end of the power interface 2 is connected with the input end of the switch 3, and the output end of the switch 3 is connected with the input end of the switch power supply 4; a power filter 8 is further arranged between the power interface 2 and the switch 3 for filtering and suppressing electromagnetic noise, and in the embodiment, the power filter 8 is an AC2a6-4 power filter manufactured by the changzhou city ordinary open electronics ltd.
The wiring board 5 includes a first terminal 51, a second terminal 52, and a third terminal 53; the first binding post 51 is connected to a first voltage output end of the switching power supply 4 to obtain a first direct current voltage for the display screen to work, and the second binding post 52 is connected to a second voltage output end of the switching power supply 4 to obtain a second direct current voltage for the smelting thermometer to work. The second binding post 52 is connected with the power supply input end of the first shielding wire 6 through the first joint 9, and the power supply output end of the first shielding wire 6 is connected with the power supply end of the smelting thermodetector; the signal end of the smelting temperature measuring instrument is connected to the signal input end of the first shielding wire 6, and the signal output end of the first shielding wire 6 is connected to the third binding post 53 through the first connector 9; a power input end of the second shielding wire 7 is connected to the first binding post 51 through the second connector 10, a power output end of the second shielding wire 7 is connected to a power end of the display screen, a signal input end of the second shielding wire 7 is connected to the third binding post 53 through the second connector 10, and a signal output end of the second shielding wire 7 is connected to a signal end of the display screen; the first shielding wire 6 and the second shielding wire 7 are both multi-core wires, the first shielding wire 6 integrates a signal wire measured by a smelting temperature measuring instrument and a power wire of the smelting temperature measuring instrument into the same shielding wire, and the second shielding wire 7 integrates the signal wire for supplying display screen display and the power wire of the display screen into the same shielding wire, so that the circuit arrangement is reduced; the first connector 9 and the second connector 10 are convenient to insert and pull out or replace the shielding wire; the first joint 9 and the second joint 10 are both aviation joints, so that the contact performance is good, and dust is prevented.
The switching power supply 4 includes a first voltage conversion unit and a second voltage conversion unit; the input end of the first voltage conversion unit is connected to the power interface 2, the output end of the first voltage conversion unit is connected to the first binding post 51, and the first voltage conversion unit is used for converting 220V alternating current into 12V direct current voltage; the input end of the second voltage conversion unit is connected to the power interface 2, the output end is connected to the second terminal 52, and the second voltage conversion unit is used for converting 220V alternating current into 24V direct current voltage. In the embodiment, the first voltage conversion unit adopts the switching power supply 4 with the model of bright weft LRS-35-12, the switching power supply 4 with the model of second voltage conversion unit LRS-35-24, and the positive and negative of the switching power supplies 4 with the two models do not exceed 0.5V, so that the accuracy is high and the stability is good; the aluminum metal shell has good heat dissipation effect.
The parts not involved in the present invention are the same as or implemented using the prior art.
The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and the practice of the utility model is not to be considered limited to those descriptions. For those skilled in the art to which the utility model pertains, several simple deductions or substitutions can be made without departing from the spirit of the utility model, and all shall be considered as belonging to the protection scope of the utility model.
Claims (4)
1. The power supply device of the smelting temperature measurement system is characterized in that: the power supply comprises a junction box, a power interface, a switch, a switching power supply, a wiring board, a first shielding wire and a second shielding wire;
the power interface and the switch are arranged on the side wall of the junction box in a penetrating manner, the switch power supply and the junction box are arranged in the junction box, the first shielding wire and the second shielding wire are connected to the junction box and penetrate out of the junction box, the first shielding wire is used for connecting with an additional smelting temperature measuring instrument, and the second shielding wire is used for connecting with an additional display screen;
the input end of the power interface inputs alternating current, the output end of the power interface is connected with the input end of the switch, and the output end of the switch is connected with the input end of the switch power supply;
the wiring board comprises a first wiring terminal, a second wiring terminal and a third wiring terminal; the first wiring terminal is connected to a first voltage output end of the switching power supply to obtain first direct current voltage for work of the display screen, and the second wiring terminal is connected to a second voltage output end of the switching power supply to obtain second direct current voltage for work of the smelting temperature measuring instrument; the second binding post is also connected to the power input end of the first shielding wire, and the power output end of the first shielding wire is connected to the power end of the smelting temperature measuring instrument; the signal end of the smelting thermodetector is connected to the signal input end of the first shielding wire, and the signal output end of the first shielding wire is connected to the third wiring terminal;
the power input end of the second shielding wire is connected to the first binding post, the power output end of the second shielding wire is connected to the power end of the display screen, the signal input end of the second shielding wire is connected to the third binding post, and the signal output end of the second shielding wire is connected to the signal end of the display screen.
2. The power supply device of the melting temperature measurement system according to claim 1, wherein: and a power filter is arranged between the power interface and the switch.
3. The power supply device of the melting temperature measurement system according to claim 1, wherein: the switching power supply comprises a first voltage conversion unit and a second voltage conversion unit; the input end of the first voltage conversion unit is connected to the power interface, the output end of the first voltage conversion unit is connected to the first binding post, and the first voltage conversion unit is used for converting 220V alternating current into 12V direct current voltage; the input end of the second voltage conversion unit is connected to the power interface, the output end of the second voltage conversion unit is connected to the second binding post, and the second voltage conversion unit is used for converting 220V alternating current into 24V direct current voltage.
4. The power supply device of the melting temperature measurement system according to claim 1, wherein: the side wall of the junction box is provided with a first joint and a second joint, the first joint is used for connecting a second wiring terminal and a power supply input end of a first shielding wire, and the first joint is also used for connecting a third wiring terminal and a signal output end of the first shielding wire; the second connector is used for connecting the first binding post and the power input end of the second shielding wire, and the second connector is also used for connecting the third binding post and the signal input end of the second shielding wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121255518.1U CN215897072U (en) | 2021-06-04 | 2021-06-04 | Power supply device of smelting temperature measurement system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121255518.1U CN215897072U (en) | 2021-06-04 | 2021-06-04 | Power supply device of smelting temperature measurement system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215897072U true CN215897072U (en) | 2022-02-22 |
Family
ID=80346254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121255518.1U Expired - Fee Related CN215897072U (en) | 2021-06-04 | 2021-06-04 | Power supply device of smelting temperature measurement system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215897072U (en) |
-
2021
- 2021-06-04 CN CN202121255518.1U patent/CN215897072U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215897072U (en) | Power supply device of smelting temperature measurement system | |
| CN106199458A (en) | A kind of power sense circuit | |
| CN205027835U (en) | Electric parameters measures combination meter | |
| CN210470001U (en) | Intelligent microcomputer anti-misoperation device for power grid operation | |
| CN113884759A (en) | Electric energy quality monitoring device | |
| CN211905531U (en) | Novel portable electric energy quality analyzer | |
| CN214379062U (en) | Novel power supply box | |
| CN210465531U (en) | Electronic lock operating current and voltage test fixture | |
| CN213586597U (en) | Hardware module structure convenient to installation is dismantled | |
| CN206574985U (en) | Sensor is powered and signal output switching device | |
| CN220932091U (en) | Novel multifunctional electric quantity and temperature acquisition control device | |
| CN209963484U (en) | Hot plug type power distribution terminal | |
| CN217687575U (en) | Box transformer substation measurement and control integrated device integrating optical fiber temperature measurement function | |
| CN209963485U (en) | Hot plug type power distribution terminal | |
| CN216595327U (en) | Intelligent digital quantity detection device and detection circuit | |
| CN212412284U (en) | Combined intelligent short-circuit arc extinguisher | |
| CN214013356U (en) | BMU keysets of convenient connection | |
| CN2537982Y (en) | Novel electric energy and electric power measuring meter | |
| CN220984108U (en) | LCD panel for collecting power | |
| CN213875835U (en) | Power consumption monitoring devices based on NB-iot transmission | |
| CN215116481U (en) | Microcomputer protection measurement and control device | |
| CN218847657U (en) | Multi-split detector for central air conditioner | |
| CN211790220U (en) | Novel electronic box | |
| CN210427683U (en) | Digital multifunctional electric power measuring instrument | |
| CN214591188U (en) | Novel current transmitter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20220222 |