CN115013970A - Hot air gun - Google Patents
Hot air gun Download PDFInfo
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- CN115013970A CN115013970A CN202210763770.6A CN202210763770A CN115013970A CN 115013970 A CN115013970 A CN 115013970A CN 202210763770 A CN202210763770 A CN 202210763770A CN 115013970 A CN115013970 A CN 115013970A
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- hot air
- heat gun
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- 238000001514 detection method Methods 0.000 claims abstract description 54
- 238000010438 heat treatment Methods 0.000 claims description 21
- 208000027418 Wounds and injury Diseases 0.000 abstract description 12
- 230000006378 damage Effects 0.000 abstract description 12
- 208000014674 injury Diseases 0.000 abstract description 12
- 230000002349 favourable effect Effects 0.000 abstract description 4
- 206010053615 Thermal burn Diseases 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H3/00—Air heaters
- F24H3/02—Air heaters with forced circulation
- F24H3/04—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H15/00—Control of fluid heaters
- F24H15/10—Control of fluid heaters characterised by the purpose of the control
- F24H15/124—Preventing or detecting electric faults, e.g. electric leakage
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1854—Arrangement or mounting of grates or heating means for air heaters
- F24H9/1863—Arrangement or mounting of electric heating means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Toys (AREA)
- Portable Nailing Machines And Staplers (AREA)
Abstract
The application discloses hot-air gun, including angle detection module and treater, angle detection module is used for detecting the relative ground's of muzzle angle of hot-air gun. The processor is in signal connection with the angle detection module and is configured to execute the following steps: acquiring the angle of a muzzle of the hot air gun relative to the ground in real time; comparing the angle of the muzzle of the hot air gun relative to the ground with a first angle threshold value; and determining whether to control the hot air gun to execute the working mode switching operation according to the comparison result. This application is favorable to avoiding because operator's misoperation causes bodily injury.
Description
Technical Field
The application relates to a hot-air gun technical field especially relates to a hot-air gun.
Background
When the temperature of human skin exceeds 45 ℃, the human skin can generate heat and even scald feeling; when the temperature reaches 47 ℃, scald pain is caused; when the temperature is higher than 50 ℃, the scald can be caused to form blister; if the skin of a human body is contacted for one minute at 60 ℃, III-degree scalds can be caused. Because the existing hot air gun has no scald-proof protection mechanism, if an operator operates improperly during operation, the gun mouth of the hot air gun is suddenly aligned to the operator or the exposed skin of other people, and personal injuries such as scald are easily caused.
Disclosure of Invention
The utility model aims at providing a hot-blast rifle is favorable to avoiding causing bodily injury because of operator's misoperation.
In order to achieve the above object, the present application provides a heat gun comprising:
the angle detection module is used for detecting the angle of a muzzle of the hot air gun relative to the ground;
a processor in signal connection with the angle detection module, configured to perform:
acquiring the angle of a muzzle of the hot air gun relative to the ground in real time;
comparing the angle of the muzzle of the heat gun relative to the ground with a first angle threshold;
and determining whether to control the hot air gun to execute the working mode switching operation or not according to the comparison result.
Optionally, the angle detection module is a gyroscope.
Optionally, the heat gun further includes a power supply module and a switch module, when the switch module is in a first switching state, the power supply module supplies power to the angle detection module and the heat gun main circuit at the same time, and when the switch module is in a second switching state, the power supply module supplies power to the heat gun main circuit and is cut off to supply power to the angle detection module.
Optionally, when the hot air gun is in an air outlet heating mode, if the comparison result indicates that an included angle between a gun mouth of the hot air gun and the ground is smaller than a second angle threshold, the switch module is controlled to be turned off.
Optionally, when the hot air gun is in an air outlet heating mode, if the comparison result indicates that an included angle between a gun mouth of the hot air gun and the ground is smaller than a second angle threshold, the hot air gun is controlled to execute a working mode switching operation.
Optionally, the heat gun further comprises a temperature detection module, and the temperature detection module is used for detecting the temperature of an air outlet of the heat gun;
the control of the heat gun to execute the working mode switching operation comprises the following steps:
comparing the air outlet temperature with a preset temperature threshold;
if the temperature of the air outlet is less than or equal to the preset temperature threshold, the hot air gun maintains the current mode;
and if the temperature of the air outlet is greater than or equal to a preset temperature threshold value, switching the hot air gun from the current mode to a second mode.
Optionally, before comparing the air outlet temperature with the preset temperature threshold, the controlling the heat gun to perform the operation mode switching operation further includes:
and controlling the temperature detection module to start temperature detection.
Optionally, the second mode comprises cutting off the air outlet of the heat gun.
Optionally, the heat gun further comprises a power supply module and a switch module, wherein when the switch module is in a first switching state, the power supply module supplies power to the angle detection module, the temperature detection module and the main circuit of the heat gun at the same time, and when the switch module is in a second switching state, the power supply module supplies power to the main circuit of the heat gun and is cut off to supply power to the angle detection module and the temperature detection module.
Optionally, if the air outlet temperature is greater than or equal to the preset temperature threshold, the switch module is turned off.
The angle detection module is used for detecting the angle of the muzzle of the hot air gun relative to the ground in real time, the angle of the muzzle of the hot air gun relative to the ground acquired in real time is compared with the first angle threshold value, and whether the hot air gun is controlled to execute the working mode switching operation or not is determined according to the comparison result. Because this application can confirm whether to control hot-blast rifle and carry out the mode switching operation according to the angle of the muzzle of hot-blast rifle relative ground and the comparative result of first angle threshold value, and then when the contained angle between hot-blast rifle's muzzle and ground was too little, be convenient for switch the hot-blast rifle into outage mode etc. from normal air-out heating mode, be favorable to avoiding causing bodily injury and fire incident etc. because operator's misoperation.
Drawings
Fig. 1 shows a schematic structural diagram of a heat gun according to an embodiment of the present application.
FIG. 2 shows a schematic block diagram of a heat gun according to an embodiment of the present application.
FIG. 3 is a flowchart illustrating an implementation of a processor according to an embodiment of the present application.
Fig. 4 shows a schematic block diagram of a heat gun according to another embodiment of the present application.
FIG. 5 shows a schematic block diagram of a heat gun according to yet another embodiment of the present application.
FIG. 6 shows a schematic block diagram of a heat gun according to yet another embodiment of the present application.
Detailed Description
In order to explain technical contents, structural features, and objects and effects of the present application in detail, the following detailed description is given with reference to the embodiments and the accompanying drawings.
Referring to fig. 1 to 3, an embodiment of the present application discloses a heat gun 1, which includes an angle detection module 10 and a processor 20.
The angle detection module 10 is used for detecting an angle of a muzzle of the heat gun 1 relative to the ground.
In this embodiment, the angle detection module 10 is a gyroscope, but is not limited thereto as long as the purpose of detecting the angle of the muzzle of the heat gun 1 with respect to the ground can be achieved.
It is known to those skilled in the art how to use a gyroscope or the like to detect the angle of the muzzle of the heat gun 1 relative to the ground, and therefore, the detailed description thereof is omitted.
The processor 20 is in signal connection with the angle detection module 10 and is configured to perform:
101. and acquiring the angle of the muzzle of the hot air gun 1 relative to the ground in real time.
It should be noted that the term "the angle of the muzzle of the heat gun 1 with respect to the ground" in the present application does not refer to the angle between the muzzle of the heat gun 1 and the ground, but may refer to the angle that has a conversion relationship with the angle between the muzzle of the heat gun 1 and the ground, for example, the angle between the muzzle of the heat gun 1 and the vertical line.
As shown in fig. 1, the "angle of the muzzle of the heat gun 1 with respect to the ground" may refer to an angle a or an angle b.
In addition, the "angle of the muzzle of the heat gun 1 relative to the ground" in the present application is not limited to be directly detected by the angle detection module 10, and may be processed and/or converted according to the detection result of the angle detection module 10.
102. The angle of the muzzle of the heat gun 1 relative to the ground is compared to a first angle threshold.
103. And determining whether to control the hot air gun 1 to execute the working mode switching operation according to the comparison result.
In some embodiments, when the hot air gun 1 is in the air-out heating mode (normal operating mode), if the comparison result indicates that the included angle between the muzzle of the hot air gun 1 and the ground is smaller than the second angle threshold, the hot air gun 1 is controlled to perform the operation mode switching operation, for example, the operation mode is switched to the power-off mode, and the hot air gun 1 stops air-out because of being in the power-off mode, so as to effectively avoid personal injury when the muzzle is aligned with an operator or others, and certainly, the hot air gun 1 can also be switched to other modes to avoid personal injury when the muzzle is aligned with the operator or others.
It should be noted that, when the "angle between the muzzle of the heat gun 1 and the ground" is the included angle between the muzzle of the heat gun 1 and the ground, the second angle threshold is the first angle threshold. When the "angle of the muzzle of the heat gun 1 relative to the ground" is an angle having a conversion relationship with the included angle between the muzzle of the heat gun 1 and the ground, for example, the included angle between the muzzle of the heat gun 1 and the downward vertical line, correspondingly, a conversion relationship exists between the second angle threshold and the first angle threshold, and for the first angle threshold, there is inevitably a second angle threshold corresponding to the included angle between the muzzle of the heat gun 1 and the ground.
It should be understood that the "second angle threshold" is not required in this application, and is only used for illustrating the meaning of the comparison result, and the "comparison result indicates that the included angle between the muzzle of the heat gun 1 and the ground is smaller than the second angle threshold" equals to "the comparison result indicates that the included angle between the muzzle of the heat gun 1 and the downward vertical line is larger than the third angle threshold", or may be equal to other expressions.
Specifically, when the hot air gun 1 is used for heating by normal air outlet, the workpiece to be processed 2 (such as a circuit board) is generally placed horizontally, and the muzzle of the hot air gun 1 needs to be kept in a certain included angle range (for example, 15 ° to 90 ° and the included angle a can be changed from-90 ° to 90 °) with the ground surface to heat the workpiece. When the included angle a between the muzzle of the hot air gun 1 and the ground is smaller than 15 degrees, the muzzle may be aligned with an operator or others, therefore, when the angle between the muzzle of the hot air gun 1 and the ground is the included angle a between the muzzle of the hot air gun 1 and the ground, 15 degrees may be set as a first angle threshold, when the included angle a is smaller than 15 degrees, it indicates that the included angle between the muzzle of the hot air gun 1 and the ground is smaller than a second angle threshold (the first angle threshold), the hot air gun 1 is controlled to execute the working mode switching operation according to the comparison result, the hot air gun 1 can be directly controlled to switch from the normal air-out heating mode to the second mode, for example, the power-off mode is used to stop the air-out of the hot air gun 1, and further, personal injury and the like caused when the muzzle is aligned with the operator or others can be effectively avoided. Of course, when the included angle a is equal to 15 °, the heat gun 1 can be controlled to perform the operation mode switching operation. It will be appreciated that the first angle threshold may also be set to an angle value greater than 15 deg. in order to improve the degree of security.
Or, it can be said that the muzzle of the hot air gun 1 and the downward vertical line need to be kept in a certain included angle range (for example, between 0 ° and 75 °; the included angle can be changed between 0 ° and 180 °) to heat the workpiece, when the included angle b between the muzzle of the hot air gun 1 and the downward vertical line is greater than 75 °, the muzzle may be aligned with the operator or others, so when the angle of the muzzle of the hot air gun 1 relative to the ground is the included angle b between the muzzle of the hot air gun 1 and the downward vertical line, 75 ° can be set as the first angle threshold, when the included angle b is greater than 75 °, it indicates that the included angle between the muzzle of the hot air gun 1 and the ground is less than the second angle threshold 15 °, the hot air gun 1 is controlled to perform the operation mode switching operation according to the comparison result, the hot air gun 1 can be directly controlled to switch from the normal air-out heating mode to the second mode, for example, the power-off mode, so that the hot air gun 1 stops air-out, further, the gun mouth can be effectively prevented from being aligned with an operator or other people, and certainly, when the included angle b is equal to 75 degrees, the hot air gun 1 can be controlled to execute the operation mode switching operation. It will be appreciated that for increasing the degree of safety, the first angle threshold may also be set to an angle value smaller than 75 °.
It can be understood that when the hot air gun 1 executes the operation mode switching operation, it may only switch from the normal air-out heating mode to another mode (such as a power-off mode), and will not switch back again, and it needs to manually operate and then enter the normal air-out heating mode; when the hot air gun 1 is switched from the normal air-out heating mode to another mode, if the angle of the muzzle of the hot air gun 1 is restored to the set angle in the normal air-out heating mode, the hot air gun 1 can also be controlled to automatically restore to the normal air-out heating mode.
Referring to fig. 4, specifically, the heat gun 1 further includes a temperature detecting module 30, and the temperature detecting module 30 is configured to detect a temperature of an air outlet of the heat gun 1. The temperature detection module 30 may be a temperature sensor.
The control of the hot air gun 1 to execute the operation mode switching operation includes:
and comparing the temperature of the air outlet with a preset temperature threshold value.
If the temperature of the air outlet is less than or equal to the preset temperature threshold, the hot air gun 1 maintains the current mode, namely the normal air outlet heating mode.
If the air outlet temperature is greater than or equal to the preset temperature threshold, the heat gun 1 is switched to a second mode, such as a power-off mode, from the current mode.
Because the hot air gun 1 is switched from the normal air-out heating mode to the second mode only when the temperature of the air outlet is greater than or equal to the preset temperature threshold, the hot air gun 1 still maintains the normal air-out heating mode when the temperature of the air outlet is less than or equal to the preset temperature threshold, and unnecessary mode switching of the hot air gun 1 can be reduced.
Further, before comparing the air outlet temperature with the preset temperature threshold, controlling the hot air gun 1 to execute the working mode switching operation further comprises:
the temperature detection module 30 is controlled to start temperature detection.
The temperature detection module 30 is triggered to start temperature detection only when the comparison result of the angle of the muzzle of the hot air gun 1 relative to the ground and the first angle threshold indicates that the included angle between the muzzle of the hot air gun 1 and the ground is smaller than the second angle threshold, so that the energy consumption caused by the temperature detection module 30 can be effectively reduced.
Specifically, the second mode to which the heat gun 1 is switched may include cutting off the air from the heat gun 1, but is not limited thereto. In addition, the specific manner of cutting off the air from the heat gun 1 is not limited.
Referring to fig. 5, further, the hot air gun 1 further includes a power supply module 40 and a switch module 50, when the switch module 50 is in a first switching state, the power supply module 40 simultaneously supplies power to the angle detection module 10, the temperature detection module 30 and the hot air gun main circuit 60, and when the switch module 50 is in a second switching state, the power supply module 40 supplies power to the hot air gun main circuit 60 and is cut off to supply power to the angle detection module 10 and the temperature detection module 30. By means of the switching of the switch module 50 between the first switching state and the second switching state, the hot air gun 1 can stop supplying power to the angle detection module 10 and the temperature detection module 30 under the condition of requirement, that is, when the switch module 50 is in the second switching state, because the main circuit 60 of the hot air gun keeps the working state, the hot air gun 1 can perform normal air-out heating operation when the muzzle of the hot air gun is at each angle, so as to adapt to the special condition that the included angle between the muzzle and the ground is small when the hot air gun 1 needs to work. That is to say, the operator can select to make the switch module 50 be in the first switching state or the second switching state according to the requirement, so that the hot air gun 1 can effectively prevent personal injury and other accidents under normal working conditions, and can be suitable for certain working conditions with special requirements on the muzzle angle. It will be appreciated that the heat gun main circuit 60 may include the processor 20 described above.
Further, if the outlet temperature is greater than or equal to the preset temperature threshold, the switch module 50 is turned off. Because switch module 50 disconnection for 1 whole outage of hot-blast rifle, hot-blast rifle 1 is the air-out no longer, and then can avoid the muzzle of hot-blast rifle 1 to aim at the operator or cause personal injury such as scald when others. Of course, the control of the stop of the air flow of the heat gun 1 is not limited to the switch module 50 being turned off, and the switch module 50 is not an essential component of the heat gun 1.
Referring to fig. 6, in some embodiments, the heat gun 1 further includes a power supply module 40 and a switch module 50, when the switch module 50 is in a first switching state, the power supply module 40 simultaneously supplies power to the angle detection module 10 and the main circuit 60 of the heat gun, and when the switch module 50 is in a second switching state, the power supply module 40 supplies power to the main circuit 60 of the heat gun and is cut off to supply power to the angle detection module 10. By means of the switching of the switch module 50 between the first switching state and the second switching state, the hot air gun 1 can be turned off in the required condition to perform the functions of angle detection and the like, that is, when the switch module 50 is in the second switching state, the hot air gun 1 can perform normal air-out heating operation when the muzzle of the hot air gun 1 is at each angle, so as to adapt to the special condition that the included angle between the muzzle and the ground is small when the hot air gun 1 needs to work. That is to say, the operator can select to make the switch module 50 be in the first switching state or the second switching state according to the requirement, so that the hot air gun 1 can effectively prevent personal injury and other accidents under the normal working condition, and can be suitable for certain working conditions with special requirements on the muzzle angle.
Further, when the heat gun 1 is in the air-out heating mode, if the comparison result indicates that the included angle between the muzzle of the heat gun 1 and the ground is smaller than the second angle threshold, the control switch module 50 is turned off. Because switch module 50 disconnection for 1 whole outage of hot-blast rifle, hot-blast rifle 1 no longer goes out the air, and then can avoid hot-blast rifle 1's muzzle to aim at the operator or cause personal injury such as scald when others. Of course, when the comparison result indicates that the included angle between the muzzle of the heat gun 1 and the ground is smaller than the second angle threshold, the switch module 50 is not necessarily directly controlled to be turned off, other operations, such as temperature detection, may be performed first, and the switch module 50 is turned off when the temperature meets the condition. Of course, the control of the stop of the air flow of the heat gun 1 is not limited to the switch module 50 being turned off, and the switch module 50 is not an essential component of the heat gun 1.
The angle detection module 10 is used for detecting the angle of the muzzle of the hot air gun 1 relative to the ground in real time, comparing the angle of the muzzle of the hot air gun 1 relative to the ground acquired in real time with the first angle threshold value, and determining whether to control the hot air gun 1 to execute the working mode switching operation according to the comparison result. Because this application can confirm whether to control hot-blast rifle 1 and carry out the mode switching operation according to the angle of the muzzle of hot-blast rifle 1 relative ground and the comparative result of first angle threshold value, and then when the contained angle between the muzzle of hot-blast rifle 1 and ground is too little, be convenient for switch hot-blast rifle 1 into outage mode etc. from normal air-out heating mode, be favorable to avoiding causing bodily injury and fire incident etc. because operator's misoperation.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present application and is not to be construed as limiting the scope of the present application, therefore, the present application is not limited thereto, and all equivalent variations made in the scope of the present application are included in the scope of the present application.
Claims (10)
1. A heat gun, comprising:
the angle detection module is used for detecting the angle of a muzzle of the hot air gun relative to the ground;
a processor, in signal connection with the angle detection module, configured to perform:
acquiring the angle of a muzzle of the hot air gun relative to the ground in real time;
comparing the angle of the muzzle of the heat gun relative to the ground with a first angle threshold value;
and determining whether to control the hot air gun to execute the working mode switching operation or not according to the comparison result.
2. The heat gun according to claim 1, wherein the angle detection module is a gyroscope.
3. The heat gun of claim 1, further comprising a power supply module and a switch module, wherein the power supply module supplies power to the angle detection module and the main circuit of the heat gun simultaneously when the switch module is in the first switching state, and the power supply module supplies power to the main circuit of the heat gun and is cut off to supply power to the angle detection module when the switch module is in the second switching state.
4. The heat gun according to claim 3, wherein when the heat gun is in the air heating mode, if the comparison result indicates that the included angle between the muzzle of the heat gun and the ground is smaller than a second angle threshold, the switch module is controlled to be turned off.
5. Heat gun according to claim 1,
and when the hot air gun is in an air outlet heating mode, if the comparison result shows that the included angle between the gun mouth of the hot air gun and the ground is smaller than a second angle threshold value, controlling the hot air gun to execute the working mode switching operation.
6. Heat gun according to claim 5,
the hot air gun also comprises a temperature detection module, and the temperature detection module is used for detecting the temperature of an air outlet of the hot air gun;
the control of the heat gun to execute the working mode switching operation comprises the following steps:
comparing the air outlet temperature with a preset temperature threshold;
if the temperature of the air outlet is less than or equal to the preset temperature threshold, the hot air gun maintains the current mode;
and if the air outlet temperature is greater than or equal to a preset temperature threshold value, switching the heat gun from the current mode to a second mode.
7. Heat gun according to claim 6,
before comparing the air outlet temperature with the preset temperature threshold, the controlling the hot air gun to execute the working mode switching operation further comprises:
and controlling the temperature detection module to start temperature detection.
8. Heat gun according to claim 6, wherein the second mode comprises cutting off the heat gun outlet.
9. The heat gun according to claim 6, further comprising a power supply module and a switch module, wherein the power supply module simultaneously supplies power to the angle detection module, the temperature detection module and the main circuit of the heat gun when the switch module is in a first switching state, and the power supply module supplies power to the main circuit of the heat gun and is cut off to supply power to the angle detection module and the temperature detection module when the switch module is in a second switching state.
10. The heat gun according to claim 9, wherein the switch module is turned off if the outlet temperature is greater than or equal to the preset temperature threshold.
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CN202210763770.6A CN115013970B (en) | 2022-06-30 | 2022-06-30 | Hot air gun |
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CN202210763770.6A CN115013970B (en) | 2022-06-30 | 2022-06-30 | Hot air gun |
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CN115013970B CN115013970B (en) | 2024-05-17 |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2884767Y (en) * | 2006-02-21 | 2007-03-28 | 常州市英杰工具有限公司 | Circuit device of hot air gun |
TW201825186A (en) * | 2017-01-06 | 2018-07-16 | 致伸科技股份有限公司 | Smart heat gun |
CN207894024U (en) * | 2018-01-09 | 2018-09-21 | 合肥移顺信息技术有限公司 | Intelligent heat gun device |
CN109059089A (en) * | 2018-06-26 | 2018-12-21 | Tcl空调器(中山)有限公司 | Control method, heating equipment and the computer readable storage medium of heating equipment |
CN112113341A (en) * | 2020-04-30 | 2020-12-22 | 江苏东成工具科技有限公司 | Hot air gun and control method thereof |
CN214258245U (en) * | 2020-08-27 | 2021-09-24 | 深圳市锦嘉电子有限公司 | Hair drier |
-
2022
- 2022-06-30 CN CN202210763770.6A patent/CN115013970B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2884767Y (en) * | 2006-02-21 | 2007-03-28 | 常州市英杰工具有限公司 | Circuit device of hot air gun |
TW201825186A (en) * | 2017-01-06 | 2018-07-16 | 致伸科技股份有限公司 | Smart heat gun |
CN207894024U (en) * | 2018-01-09 | 2018-09-21 | 合肥移顺信息技术有限公司 | Intelligent heat gun device |
CN109059089A (en) * | 2018-06-26 | 2018-12-21 | Tcl空调器(中山)有限公司 | Control method, heating equipment and the computer readable storage medium of heating equipment |
CN112113341A (en) * | 2020-04-30 | 2020-12-22 | 江苏东成工具科技有限公司 | Hot air gun and control method thereof |
CN214258245U (en) * | 2020-08-27 | 2021-09-24 | 深圳市锦嘉电子有限公司 | Hair drier |
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