CN218940225U - Power plug wire with gas detection device - Google Patents
Power plug wire with gas detection device Download PDFInfo
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- CN218940225U CN218940225U CN202222288500.2U CN202222288500U CN218940225U CN 218940225 U CN218940225 U CN 218940225U CN 202222288500 U CN202222288500 U CN 202222288500U CN 218940225 U CN218940225 U CN 218940225U
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- circuit board
- shell
- detection device
- gas
- power plug
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Abstract
The utility model discloses a power plug wire with a gas detection device, which is characterized in that: the circuit board is arranged in the shell and is connected with pins on the shell; the gas sensor is arranged on the circuit board and used for detecting liquefied gas or natural gas; the buzzer is arranged on the circuit board and used for giving out a buzzing alarm; the micro-control chip is arranged on the circuit board and is respectively connected with the gas sensor and the buzzer, and is used for receiving detection signals of the gas sensor and controlling the buzzer to work according to the detection signals; the power line is connected with the circuit board and is used for being conducted with an external electrical device; the air inlet is arranged on the shell and is used for communicating the inside and the outside of the shell. The utility model aims to overcome the defects in the prior art, and provides a plug power line which is simple in structure, convenient to use, and capable of effectively detecting natural gas or liquefied gas and giving an alarm.
Description
Technical Field
The utility model relates to the technical field of plug power lines, in particular to a power plug line with a gas detection device.
Background
The power plug is one of electrical wiring devices, and is a connection device that is provided at an end of a power cable connected to an electrical device and is inserted into a socket. In general, electric power to be connected to a home or a factory is connected by a socket, and an electric appliance is supplied with electric power to be operated by inserting a plug of the electric appliance into the socket.
The current power plug power line has single function and can only be used as a power connection.
In addition, for products such as gas stoves, gas water heaters and the like, leakage of natural gas or liquefied gas must be prevented in use, and the existing leakage prevention method is generally to additionally install a gas monitor, so that a professional needs to go up the door, and an indoor circuit is often to be modified so that the gas monitor is connected to a power supply, the installation process is complicated, and the installation cost is high.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art, and provides a plug power line which is simple in structure, convenient to use, and capable of effectively detecting natural gas or liquefied gas and giving an alarm.
In order to achieve the above purpose, the present utility model adopts the following scheme: the utility model provides a take gaseous detection device's power plug line which characterized in that: comprising
The shell body is provided with a plurality of grooves,
the circuit board is arranged in the shell and is connected with the pins on the shell;
the gas sensor is arranged on the circuit board and used for detecting liquefied gas or natural gas;
the buzzer is arranged on the circuit board and used for giving out a buzzing alarm;
the micro-control chip is arranged on the circuit board and is respectively connected with the gas sensor and the buzzer, and is used for receiving detection signals of the gas sensor and controlling the buzzer to work according to the detection signals;
the power line is connected with the circuit board and is used for being conducted with an external electrical device;
the air inlet is arranged on the shell and is used for communicating the inside and the outside of the shell.
As another improvement of the power plug wire with the gas detection device, the shell comprises an upper shell and a lower shell, wherein a mounting groove is formed in the lower shell, a pin mounting seat is arranged in the mounting groove, one end of a pin is arranged in the pin mounting seat, the other end of the pin extends out of the lower shell, a support column is arranged in the mounting groove, the circuit board is mounted on the support column, and the air inlet is formed in the upper shell.
As another improvement of the power plug wire with the gas detection device, one side of the installation groove is provided with the lead wire groove, the position of the lower shell corresponding to the lead wire groove is provided with the positioning clamping groove, the power wire is provided with the positioning end head, the positioning end head is clamped in the positioning clamping groove, and the end part of the power wire extends into the installation groove through the lead wire groove and is connected with the circuit board.
As another improvement of the power plug wire with the gas detection device, the shell is provided with an exhaust hole, and a fan is arranged in the shell.
As another improvement of the power plug wire with the gas detection device, anti-skid grooves are respectively arranged on the left side and the right side of the shell.
As another improvement of the power plug wire with the gas detection device, the circuit board is provided with an LED indicator lamp.
As another improvement of the power plug wire with the gas detection device, a test switch is arranged on the circuit board, the test switch is connected with the micro-control chip, and a test button is arranged at a position corresponding to the test switch on the shell.
As another improvement of the power plug wire with the gas detection device, a clamping groove is arranged in the lower end of the upper shell, a clamping convex block is arranged at a position corresponding to the clamping groove of the lower shell, and the clamping convex block is clamped in the clamping groove.
As another improvement of the power plug wire with the gas detection device, the pin installation seat comprises a base, the pins are arranged on the base, an insulating cover is arranged on the base, a lead slot is arranged on one side of the insulating cover, and a lead connected between the pins and the circuit board is arranged in the lead slot.
As another improvement of the power plug wire with the gas detection device, a plurality of reinforcing ribs are arranged between the outer wall of the support column and the inner wall of the shell.
In summary, compared with the prior art, the utility model has the following beneficial effects: the plug power line is simple in structure and convenient to use, and can effectively detect natural gas or liquefied gas and give an alarm.
Drawings
Fig. 1 is a schematic perspective view of the present utility model.
FIG. 2 is a second perspective view of the present utility model.
Fig. 3 is a schematic bottom view of the present utility model.
Fig. 4 is a schematic cross-sectional view of A-A in fig. 3.
Fig. 5 is a schematic cross-sectional view of B-B of fig. 3.
FIG. 6 is a schematic diagram of the internal structure of the present utility model.
FIG. 7 is a second schematic view of the internal structure of the present utility model.
FIG. 8 is a third schematic view of the internal structure of the present utility model.
Fig. 9 is a schematic structural view of the lower housing of the present utility model.
Fig. 10 is a schematic structural view of the upper case of the present utility model.
Fig. 11 is a schematic view illustrating an internal structure of one embodiment of the present utility model.
Fig. 12 is a schematic diagram of a circuit board according to the present utility model.
In the figure: 1. a housing; 2. a circuit board; 3. pins; 4. a gas sensor; 5. a buzzer; 6. a micro control chip; 7. an air inlet hole; 8. a pin mounting seat; 81. a base; 82. an insulating cover; 83. a wire slot; 9. positioning the end head; 10. An exhaust hole; 11. an upper housing; 12. a lower housing; 13. a mounting groove; 14. a support column; 15. a wire slot; 16. a positioning clamping groove 17 and an anti-skid groove; 18. a clamping groove; 19. a clamping convex block; 20. a fan; 30. a test switch; 40. a test button; 50. reinforcing ribs; 60. a communicating hole groove; 70. LED indicator light.
Detailed Description
The above and further technical features and advantages of the present utility model are described in more detail below with reference to the accompanying drawings.
Preferred embodiments of the present utility model are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present utility model, and are not intended to limit the scope of the present utility model.
It should be noted that, in the description of the present utility model, terms such as "upper," "lower," "left," "right," "inner," "outer," and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, it should be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.
As shown in FIGS. 1-11, a power plug cord with a gas detection device includes
The housing 1 is provided with a plurality of openings,
the circuit board 2 is arranged inside the shell 1 and is connected with the pins 3 on the shell 1;
a gas sensor 4 disposed on the circuit board 2 for detecting liquefied gas or natural gas;
a buzzer 5, which is arranged on the circuit board 2 and is used for giving out a buzzing alarm;
the micro-control chip 6 is arranged on the circuit board 2 and is respectively connected with the gas sensor 4 and the buzzer 5, and is used for receiving detection signals of the gas sensor 4 and controlling the buzzer 5 to work according to the detection signals;
the power line is connected with the circuit board 2 and is used for being conducted with an external electrical device;
an air inlet 7 is provided on the housing 1 for communicating the inside and outside of the housing 1.
When the utility model is used, the power line is connected with an external electric device, wherein the external electric device can be a gas stove or a gas water heater, then the plug pin 3 is inserted into the socket, at the moment, the mains supply enters the circuit board 2 through the plug power line 1, is rectified and reduced by the circuit board 2 to generate 5V direct current voltage, the power is supplied to the micro control chip 6 and the gas sensor 4, and the micro control chip 6 recognizes, processes and judges signals detected by the gas sensor 4 and then displays the signals through different sounding modes of the buzzer 5. The sounding mode of the buzzer is as follows: slow sounding = slight alarm, fast sounding = moderate alarm, long sounding = severe alarm.
The user can be through the alarm, can in time will pull out the plug power cord of detecting gas-cooker or gas heater to make gas-cooker or gas heater outage, and can detect gas-cooker or gas heater, avoid unexpected emergence.
The shell 1 comprises an upper shell 11 and a lower shell 12, a mounting groove 13 is formed in the lower shell 12, a pin mounting seat 8 is arranged in the mounting groove 13, one end of a pin 3 is arranged in the pin mounting seat 8, the other end of the pin 3 extends out of the lower shell 12, a supporting column 14 is arranged in the mounting groove 13, the circuit board 2 is mounted on the supporting column 14, and the air inlet 7 is arranged on the upper shell 11. In the utility model, a plurality of reinforcing ribs 50 are arranged between the outer wall of the support column 14 and the inner wall of the shell 1. The shape of the circuit board 2 is matched with the shape of the mounting groove 13, the circuit board 2 is arranged on the support column 14 and is fixed by the screw arranged on the support column 14, and the circuit board 2 is prevented from shaking due to the limitation of the mounting groove 13 and the screw in the use process, so that the circuit board 2 is prevented from being damaged.
In the utility model, a lead wire groove 15 is arranged on one side of the mounting groove 13, a positioning clamping groove 16 is arranged at a position of the lower shell 12 corresponding to the lead wire groove 15, a positioning end 9 is arranged on the power wire, the positioning end 9 is clamped in the positioning clamping groove 16, and the end part of the power wire extends into the mounting groove 13 through the lead wire groove 15 and is connected with the circuit board 2. Before the power line is connected with the circuit board 2, a knot can be made at the front end of the power line close to the welding position, then the welding position at the end part of the power line is welded with the circuit board 2, after the welding is finished, the knotted position is placed into the wire guiding groove 15, and the positioning end 9 is clamped in the positioning clamping groove 16, so that the double protection of the power line is achieved, and the problem that the power line is separated from the circuit board 2 due to pulling in the use process, so that the power line cannot be used is avoided.
In the utility model, anti-skid grooves 17 are respectively arranged on the left side and the right side of the shell 1. The friction force between the hand and the shell 1 can be increased through the anti-skid groove 17, so that the plug power line inserting and pulling process is more convenient.
In the utility model, the circuit board 2 is provided with an LED indicator lamp. When the plug pin 3 is plugged into the socket to be electrified, the LED indicator lamp is lighted.
In the utility model, a test switch 30 is arranged on the circuit board 2, the test switch 30 is connected with the micro-control chip 6, and a test button 40 is arranged at a position corresponding to the test switch 30 on the shell 1.
In the utility model, a clamping groove 18 is arranged in the lower end of the upper shell 11, a clamping projection 19 is arranged at a position corresponding to the clamping groove 18 of the lower shell 12, and the clamping projection 19 is clamped in the clamping groove 18. In the utility model, when the upper shell 11 and the lower shell 12 are assembled, the clamping convex blocks 19 are clamped in the clamping grooves 18 and then fixed by screws. The connection is convenient and firm.
The pin mounting seat 8 comprises a base 81, the pin 3 is arranged on the base 81, an insulating cover 82 is arranged on the base 81, a wire slot 83 is arranged on one side of the insulating cover 82, and a wire connected between the pin 3 and the circuit board 2 is arranged in the wire slot 83. According to the utility model, the pins 3 can be effectively isolated from the circuit on the circuit board 2 through the insulating cover 82, so that the pins 3 are prevented from scratching the circuit on the circuit board 2 in the using process.
As shown in fig. 11, in one embodiment of the present utility model, an exhaust hole 10 is provided in the casing 1, and a fan 20 is provided in the casing 1. In the utility model, the mounting groove 13 is provided with the communication hole groove 60 communicated with the exhaust hole 10, the circuit board 2 is provided with the ventilation slot hole, the fan 20 is arranged on the circuit board 2 and positioned on the ventilation slot hole, the fan 20 is connected with the circuit board 2, when the circuit board 2 is conducted, the fan 20 is conducted to work, external air enters the shell 1 from the air inlet hole 7 on the shell 1, and then the air is supplied into the ventilation slot hole through the fan 20. Wind is sent out from the communication hole groove 60 and is discharged out of the shell 1 through the exhaust hole 10, so that leaked liquefied gas or natural gas is more effectively sent into the shell 1, the detection sensitivity is improved, heat in the shell 1 is effectively sent out, the heat dissipation effect is improved, and the service lives of the circuit board 2, the buzzer 5 and the micro-control chip 6 are effectively prolonged.
The circuit layout of the circuit board 2 is shown in fig. 12. The gas sensor is a commercial product and can be purchased from Shenzhen Shen national security electronic technology Co., ltd, and the model is: SGA-100. The micro-control chip is a commercial product and can be a micro-control chip with the model number of WT2003H manufactured by Shenzhen Weizhen Zhen electronic Co Ltd or a micro-control chip with the model number of NV040D manufactured by Guangzhou nine-core electronic technology Co Ltd.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a take gaseous detection device's power plug line which characterized in that: comprising
A housing (1),
the circuit board (2) is arranged in the shell (1) and is connected with the pins (3) on the shell (1);
the gas sensor (4) is arranged on the circuit board (2) and is used for detecting liquefied gas or natural gas;
the buzzer (5) is arranged on the circuit board (2) and used for giving out a buzzing alarm;
the micro control chip (6) is arranged on the circuit board (2) and is respectively connected with the gas sensor (4) and the buzzer (5) and is used for receiving detection signals of the gas sensor (4) and controlling the buzzer (5) to work according to the detection signals;
the power line is connected with the circuit board (2) and is used for being conducted with an external electrical device;
an air inlet (7) is arranged on the shell (1) and is used for communicating the inside and the outside of the shell (1).
2. A power plug cord with a gas detection device as in claim 1, wherein: the utility model discloses a circuit board, including casing (1), casing (1) including last casing (11) and lower casing (12) be equipped with mounting groove (13) in lower casing (12) be equipped with in mounting groove (13) and participate in mount pad (8), participate in (3) one end setting and be in participate in mount pad (8), participate in (3) other end stretch out lower casing (12) be equipped with support column (14) in mounting groove (13), circuit board (2) are installed on support column (14), inlet port (7) set up on last casing (11).
3. A power plug cord with a gas detection device as in claim 2, wherein: be equipped with wire groove (15) on mounting groove (13) one side lower casing (12) are equipped with location draw-in groove (16) with the position that wire groove (15) corresponds be equipped with location end (9) on the power cord, location end (9) joint is in location draw-in groove (16), the tip of power cord stretches into in mounting groove (13) and is connected with circuit board (2) through wire groove (15).
4. A power plug cord with a gas detection device as in claim 1, wherein: an exhaust hole (10) is arranged on the shell (1), and a fan (20) is arranged in the shell (1).
5. A power plug cord with a gas detection device as in claim 1, wherein: anti-skid grooves (17) are respectively arranged on the left side and the right side of the shell (1).
6. A power plug cord with a gas detection device as in claim 1, wherein: an LED indicator lamp (70) is arranged on the circuit board (2).
7. A power plug cord with a gas detection device as in claim 1, wherein:
the circuit board (2) is provided with a test switch (30), the test switch (30) is connected with the micro-control chip (6), and a test button (40) is arranged at a position corresponding to the test switch (30) on the shell (1).
8. A power plug cord with a gas detection device as in claim 2, wherein: a clamping groove (18) is formed in the lower end of the upper shell (11), a clamping protruding block (19) is arranged at a position, corresponding to the clamping groove (18), of the lower shell (12), and the clamping protruding block (19)) is clamped in the clamping groove (18).
9. A power plug cord with a gas detection device as in claim 2, wherein: the pin mounting seat (8) comprises a base (81), the pin (3) is arranged on the base (81), an insulating cover (82) is arranged on the base (81), a lead slot hole (83) is formed in one side of the insulating cover (82), and a lead connected between the pin (3) and the circuit board (2) is arranged in the lead slot hole (83).
10. A power plug cord with a gas detection device as in claim 2, wherein: a plurality of reinforcing ribs (50) are arranged between the outer wall of the supporting column (14) and the inner wall of the shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222288500.2U CN218940225U (en) | 2022-08-30 | 2022-08-30 | Power plug wire with gas detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222288500.2U CN218940225U (en) | 2022-08-30 | 2022-08-30 | Power plug wire with gas detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218940225U true CN218940225U (en) | 2023-04-28 |
Family
ID=86092802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222288500.2U Active CN218940225U (en) | 2022-08-30 | 2022-08-30 | Power plug wire with gas detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218940225U (en) |
-
2022
- 2022-08-30 CN CN202222288500.2U patent/CN218940225U/en active Active
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