CN207180015U - A kind of heat gun - Google Patents
A kind of heat gun Download PDFInfo
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- CN207180015U CN207180015U CN201721048707.5U CN201721048707U CN207180015U CN 207180015 U CN207180015 U CN 207180015U CN 201721048707 U CN201721048707 U CN 201721048707U CN 207180015 U CN207180015 U CN 207180015U
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- heat gun
- temperature
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Abstract
The utility model provides a kind of heat gun, including shell, the hot air apparatus for producing hot blast is provided with shell, hot air apparatus includes fan, motor and heat generating component, case nose is provided with the warm-air pipe for discharging hot blast caused by hot air apparatus, heat generating component includes support and the heating wire being set around on support, temperature-detecting device is provided with shell, temperature-detecting device includes detection circuit board and the infrared detection head on detection circuit board, and the sense channel that outside infrared energy is received for infrared detection head is provided with support.So when heat gun heats to outside, infrared detection head receives the infrared energy of heating object, so as to obtain the surface temperature of heating object, and then the heated condition of heating object can be controlled well, so that heating object reaches good working order, without because temperature is unknowable or the uncontrollable security for causing heating object to melt or catch fire etc. potential safety hazard, improving when heat gun uses.
Description
Technical field
It the utility model is related to mechanical firing equipment technical field, more particularly to a kind of heat gun.
Background technology
Heat gun is a kind of heating tool for being used to heat and thermal current being formed after air, have it is a variety of use function, specifically
For, heat gun can be used for the old paint, removal tack paster, the heating of plastic sebific duct that remove metal surface to make its bending, drying
Moist wood, heating make packaging film and packing tube thermal contraction, derusting, heating be used in connection metal polyethylene thing shrink and
Heating makes welding thing softening etc., element can also be welded or plucked using the thermal current that the rifle core of heating resistance wire is blown out
Remove.
A kind of existing heat gun is provided with temperature indicator, can show the hot blast temperature of blowout, to facilitate making for user
With operation；But such a mode can not draw the temperature of heating object, heating object fusing can be caused, cause fire or appearance
Other physics or/or chemical change, cause heat gun dangerous when using.
Utility model content
The purpose of this utility model is to provide a kind of detectable heating object surface temperature and detected accurately, using peace
Full heat gun.
In order to achieve the above object, the utility model adopts the following technical scheme that：A kind of heat gun, including shell, shell
Interior to be provided with the hot air apparatus for producing hot blast, hot air apparatus includes fan, the motor and heat generating component of driving fan, and case nose is set
Have the warm-air pipe for discharging hot blast caused by hot air apparatus, heat generating component in the warm-air pipe, heat generating component include support and around
Heating wire on support, wherein, temperature-detecting device is provided with the shell, temperature-detecting device includes detection circuit board
And the infrared detection head on detection circuit board, support is interior to be provided with the inspection that outside infrared energy is received for infrared detection head
Passage is surveyed, effective identification distance of infrared detection head is more than the length of sense channel.
Further, the support be provided with axially through hollow cavity, sense channel formed by hollow cavity.
Further, the support be provided with axially through hollow cavity, be communicated with pipe, sense channel in hollow cavity
Formed by the inner chamber of communicating pipe.
Further, the communicating pipe is partiting thermal insulation pipe, and the front end of warm-air pipe is provided with locating support, communicating pipe one end support
Touch and contact at locating support in detection circuit board, the other end.
Further, the inwall of the sense channel is provided with reflector layer.
Further, the reflector layer is the reflecting coating coated on sense channel inwall；Or the reflector layer is bag
It is overlying on the aluminium-foil paper or masking foil or fluorescent paper or iridescent paper of sense channel inwall.
Further, the infrared detection head is located in the vertical plane of sense channel.
Further, the axis of the sense channel and the diameter parallel of warm-air pipe or setting is overlapped.
Further, the detection circuit board is fixed on fan, and detection circuit board, which is provided with, to be used to position temperature detection
The laser head of device test position.
Further, the shell is provided with the display screen for being used for the temperature that displays temperature detection means detects, display
Screen electrically connects with temperature-detecting device.
In the utility model, " upright projection ", which refers to, to be projected on vertical plane, and such as a branch of light level projects object, thing
Shade of the body on metope, is upright projection.
After adopting the above technical scheme, the utility model has the following advantages that：
1st, by setting temperature-detecting device, and temperature-detecting device includes detection circuit board and on detection circuit board
Infrared detection head, and the sense channel that outside infrared energy is received for infrared detection head is set in support, so in heat
When air pressure gun heats to outside, infrared detection head receives the infrared energy of heating object, so as to obtain heating object
The surface temperature of body, and then the heated condition of heating object can be controlled well so that heating object reaches good work
Make state, without because temperature it is unknowable or it is uncontrollable cause heating object to melt or catch fire etc. potential safety hazard, not only lifted
Security when heat gun uses, and ensure heat gun heating effect and heating object heating after working effect, together
When also improve user operate heat gun convenience, lifted users' satisfaction degree, also further lifting product competitiveness；
Secondly, by setting sense channel, and effective identification distance of infrared detection head is more than the length of sense channel, and outside is infrared
Emittance can be received by infrared detection head well, so as to ensure the accuracy of the temperature detected, be further ensured that heat
Security and heating effect when air pressure gun uses；Further, sense channel is in support, and support is located in warm-air pipe so that
The detection direction of sense channel is consistent with the air-out direction of warm-air pipe, i.e., the infrared energy that sense channel receives is just quilt
The infrared energy that object is heated surface is heated, so as to ensure the accuracy of temperature that detection means detects, and in heat
When airduct is resisted against the surface of heating object, sense channel can also receive the infrared spoke on the heated surface of heating object
Energy is penetrated, that is, zero distance heating and zero distance detection are realized, so as to meet different job requirements and can be in different works
Make to work under environment, and the detection of detection means is accurate, to ensure that the working effect of heat gun is good, so both improves hot blast
The adaptability and application of rifle, it in turn ensure that the job stability and reliability of heat gun.
2nd, by by sense channel be arranged to by support axially through hollow cavity formed, so both reduce support
Rapidoprint, reduces the manufacturing cost of heat gun, is easy to infrared detection head to receive outside infrared energy again, to reach inspection
The temperature on heating object surface is surveyed, ensures heating effect and working effect.
3rd, by the way that sense channel to be arranged to be formed by the inner chamber of communicating pipe, and support be provided with axially through middle cavity
Body, communicating pipe are installed in hollow cavity, are so both caused the installation of communicating pipe to fix reliably, are realized infrared detection head again and connect
The function of outside infrared energy is received, to detect the surface temperature of heating object, ensures heating effect and working effect.
4th, by the way that partiting thermal insulation pipe will be arranged to communicating pipe, and locating support, communicating pipe one are set in the front end of warm-air pipe
End contacts at detection circuit board, and the other end contacts at locating support, so ensures that heat generating component will not transfer heat to connection
In the cavity of pipe, that is, the accuracy of the infrared energy of infrared detection head reception is not interfered with, so as to ensure temperature well
The accuracy of detection means detection, while communicating pipe is insulation tube, avoids user from being got an electric shock after touching communicating pipe, lifts heat gun
Use when security, the also both ends of communicating pipe are fixed, and ensure that sense channel does not deviate by or crooked, and then ensure outer
The infrared energy in portion can be received by infrared detection head well, be further ensured that the accuracy of temperature-detecting device detection.
5th, by setting reflector layer, such heating object infrared spoke caused by after being heated in the inwall of sense channel
Penetrating energy can be launched to infrared detection head by reflector layer, so that infrared detection head can receive more effective infrared spokes
Energy is penetrated, and then lifts the accuracy of temperature-detecting device detection, to ensure the reliability of heat gun work.
6th, reflector layer is the reflecting coating coated on sense channel inwall, has so both been easy to infrared detection head to receive outside red
External radiation energy, facilitate the processing of reflector layer again, only by coating, processing is simple, easily realizes；Or reflector layer is bag
It is overlying on the aluminium-foil paper or masking foil or fluorescent paper or iridescent paper of sense channel inwall, so that infrared detection head can preferably connect
Outside infrared energy is received, so as to ensure the accuracy of the temperature detected, and reflector layer is aluminium-foil paper or masking foil or glimmering
Machine-glazed paper or iridescent paper, it is easy to damage or the replacing using rear effect after bad, and cost is low for a long time.
7th, by the way that infrared detection head is arranged in the vertical plane of sense channel, so outside infrared energy enters
Directly it can be received after entering sense channel by infrared detection head, and outside effectively infrared energy can fully be connect by infrared detection head
Receive, to ensure the accuracy of the temperature detected.
8th, by by the diameter parallel of the axis of sense channel and warm-air pipe or overlapping setting, so in hot blast from warm-air pipe
Blowout is heated with the surface to heating object, so as to cause the infrared energy on heating object surface to become
Change, and sense channel just faces the heated surface of heating object, i.e., sense channel and heating object is heated
The distance between surface is most short so that infrared energy very well and quickly can enter in sense channel with by infrared detection head
Received, the further accuracy for lifting the temperature that temperature-detecting device detects, also improve the inspection of temperature-detecting device
Efficiency is surveyed, so as to be further ensured that the safety in utilization of heat gun and heating effect.
9th, by the way that detection circuit board is fixed on fan, and detect circuit board and be provided with and be used to position temperature-detecting device
The laser head of test position, the installation for being so both easy to detect circuit board is fixed, and can be added by laser head with detection and localization
The particular location of hot object, preferably ensure temperature-detecting device detection accuracy, so as to preferably ensure heating effect and
Working effect after heating.
10th, by setting display screen on shell, and display screen electrically connects with temperature-detecting device, such temperature detection dress
Put display that the temperature that detects can be cheer and bright on a display screen, observe during user-friendly heat gun, lifting user behaviour
Convenience when making, improves users' satisfaction degree well.
Brief description of the drawings
The utility model is described in further detail below in conjunction with the accompanying drawings：
Fig. 1 is the structural representation of heat gun embodiment one described in the utility model.
Fig. 2 is the sectional view of heat gun embodiment one described in the utility model.
Fig. 3 is the structural representation of heat gun embodiment two described in the utility model.
Fig. 4 is the sectional view of heat gun embodiment two described in the utility model.
Fig. 5 is the structural representation of heat gun embodiment three described in the utility model.
It is as follows that each component names are marked in figure：
1st, shell；11st, handle；2nd, fan；3rd, motor；4th, warm-air pipe；41st, locating support；5th, support；51st, sense channel；
52nd, winding groove；6th, heating wire；7th, circuit board is detected；8th, infrared detection head；9th, communicating pipe；10th, laser head.
Embodiment
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.
Embodiment one：
As shown in Figure 1, 2, the utility model provides a kind of heat gun, including shell 1, is provided with shell 1 and produces hot blast
Hot air apparatus, the lower section of shell 1 are provided with handle 11, are easy to user to take heat gun, shell 1 is plastic casing, handle 11 and shell 1
By injection moulding integrated molding, facilitate outer casing forming, and shell and handle integrative-structure, improve the intensity of handle；Electro-heat equipment
Motor 3 and heat generating component including fan 2, driving fan, the front end of shell 1 are provided with the heat for discharging hot blast caused by hot air apparatus
Airduct 4, warm-air pipe 4 are metal warm-air pipe, specially stainless steel hot airduct, and fan 2 is located at the rear end of shell 1, and heat generating component is located at
In warm-air pipe 4 and it is located at the front end of fan 2, heat generating component specifically includes support 5 and the heating wire being set around on support 6, so electric
Machine driving fan is rotated to blow out to form hot blast the heat on heat generating component, then is discharged by the front end of warm-air pipe, with to being added
Heated on hot object surface.
In the present embodiment, temperature-detecting device is provided with shell 1, temperature-detecting device includes detection circuit board 7 and is located at
The infrared detection first 8 on circuit board is detected, the detection being provided with support 5 for the outside infrared energy of infrared detection head reception is led to
Road 51, and effective identification distance of infrared detection first 8 is more than the length of sense channel 51, and so outside is added in heat gun
When hot, infrared detection head receives the infrared energy of heating object, so as to obtain the surface temperature of heating object, and then
The heated condition of heating object can be controlled well so that heating object reaches good working order, without because of temperature
Spend the unknowable or uncontrollable peace for causing heating object to melt or catch fire etc. potential safety hazard, not only improving when heat gun uses
Quan Xing, and the working effect after the heating effect of guarantee heat gun and heating object heating, while also improve user's operation
The convenience of heat gun, users' satisfaction degree is lifted, also further lift the competitiveness of product；Secondly, detected by setting
Passage, illustrate with reference to arrow in figure 2, outside infrared energy can be received by infrared detection head well, so as to ensure
The accuracy of the temperature detected, the security being further ensured that when heat gun uses and heating effect；Further, sense channel is set
In in support, and support is located in warm-air pipe so that the detection direction of sense channel is consistent with the air-out direction of warm-air pipe, that is, examines
The infrared energy for surveying channel reception is just heated the infrared energy on surface for heating object, so as to ensure to detect
The accuracy for the temperature that device detects, and when warm-air pipe is resisted against the surface of heating object, sense channel can also receive
To the infrared energy on the heated surface of heating object, that is, zero distance heating and zero distance detection are realized, so as to
Meet different job requirements and can work in different operating environments, and the detection of detection means is accurate, to ensure hot blast
The working effect of rifle is good, has so both improved the adaptability and application of heat gun, in turn ensure that the work of heat gun is steady
Qualitative and reliability.
Specifically, support 5 is ceramics bracket, the periphery of support 5 is provided with a plurality of winding groove 52, heating wire 6 be wound in around
If on groove 52, so heating wire can be fixed well, and heating wire will not release after long-term use, improve heat generating component
Durability；Support 5 be provided with axially through hollow cavity, sense channel 51 formed by hollow cavity, has so both reduced branch
The rapidoprint of frame, reduces the manufacturing cost of heat gun, is easy to infrared detection head to receive outside infrared energy again, with up to
To the temperature on detection heating object surface, ensure heating effect and working effect.
Infrared detection first 8 is located in the vertical plane of sense channel 51, with reference to figure 2, by the right-hand member of sense channel 51 to the left
End sees that infrared detection first 8, which is located in sense channel 51, encloses, and so outside infrared energy can be straight after entering sense channel
Connect and received by infrared detection head, and outside effectively infrared energy can fully be received by infrared detection head, to ensure to detect
Temperature accuracy.
And the axis of sense channel 51 overlaps setting with the axis of warm-air pipe 4, so blown out in hot blast from warm-air pipe with right
The surface of heating object is heated, and so as to cause the infrared energy on heating object surface to change, and is detected
Passage just faces the heated surface of heating object, i.e., between the heated surface of sense channel and heating object
Distance is most short so that infrared energy can very well and quickly enter in sense channel to be received by infrared detection head, enter
The accuracy for the temperature that the lifting temperature-detecting device of one step detects, the detection efficiency of temperature-detecting device is also improved, from
And it is further ensured that the safety in utilization and heating effect of heat gun.
Detection circuit board 7 is fixed on fan 2 by screw, is specifically fixed on the drive end bearing bracket of fan 2, is so both easy to
The installation of detection circuit board is fixed, and fixed reliable so that detection circuit board is difficult for drop-off, so as to ensure that infrared detection head works
When stability.
It should be understood that support can also be mica plate rack.
It should be understood that the axis of sense channel and the diameter parallel of warm-air pipe are set.
Embodiment two：
The present embodiment and the difference of embodiment one are that sense channel is different.
In the present embodiment, as shown in Figure 3,4, support 5 be provided with axially through hollow cavity, be communicated with hollow cavity
Pipe 9, sense channel 51 are formed by the inner chamber of communicating pipe 9, are so both caused the installation of communicating pipe to fix reliably, are realized again infrared
Detector receives the function of outside infrared energy, to detect the surface temperature of heating object, ensure heating effect and
Working effect.
Specifically, communicating pipe 9 is partiting thermal insulation pipe, and the front end of warm-air pipe 4 is provided with locating support 41, communicating pipe 9 one end
Detection circuit board 7 is contacted at, the other end contacts at locating support 41, so ensures that heat generating component will not transfer heat to connection
In the cavity of pipe, that is, the accuracy of the infrared energy of infrared detection head reception is not interfered with, so as to ensure temperature well
The accuracy of detection means detection, while communicating pipe is insulation tube, avoids user from being got an electric shock after touching communicating pipe, lifts heat gun
Use when security, the also both ends of communicating pipe are fixed, and ensure that sense channel does not deviate by or crooked, and then ensure outer
The infrared energy in portion can be received by infrared detection head well, be further ensured that the accuracy of temperature-detecting device detection.
Other not described part-structures and beneficial effect are identical with embodiment one, no longer repeat one by one here.
Embodiment three：
The present embodiment and the difference of embodiment one, two are that detection circuit board is provided with laser head.
In the present embodiment, it is used to position temperature-detecting device test position as shown in figure 5, detection circuit board 7 is provided with
Laser head 10, so it can preferably ensure temperature detection dress by laser head with the particular location of detection and localization heating object
The accuracy of detection is put, so as to preferably ensure the working effect after heating effect and heating.
Other not described part-structures and beneficial effect are identical with embodiment one, two, no longer repeat one by one here.
Example IV：
The present embodiment and the difference of embodiment one, two are that the inwall of sense channel is provided with reflector layer.
In the present embodiment, the inwall of sense channel is provided with reflector layer, specifically, reflector layer is coated on sense channel inwall
Reflecting coating.
The present embodiment is advantageous in that, sets reflector layer by the inwall in sense channel, such heating object is in quilt
Caused infrared energy can be launched to infrared detection head by reflector layer after heating, so that infrared detection head can receive
To more effective infrared energies, and then the accuracy of temperature-detecting device detection is lifted, to ensure heat gun work
Reliability；Meanwhile reflector layer is the reflecting coating coated on sense channel inwall, so both it had been easy to infrared detection head to receive outside
Infrared energy, facilitate the processing of reflector layer again, only by coating, processing is simple, easily realizes.
It should be understood that detection circuit board is provided with laser head.
Other not described part-structures and beneficial effect are identical with embodiment one, two, no longer repeat one by one here.
Embodiment five：
The difference of the present embodiment and example IV is that reflector layer is different.
In the present embodiment, reflector layer is the aluminium-foil paper for being coated on sense channel inwall, so that infrared detection head can be more
Infrared energy outside good reception, so as to ensure the accuracy of the temperature detected, and reflector layer is aluminium-foil paper, is easy to damage
The bad or replacing using rear effect after bad, and cost is low for a long time.
It should be understood that reflector layer can also be the masking foil or fluorescent paper or iridescent paper for being coated on sense channel inwall.
Other not described part-structures and beneficial effect are identical with example IV, no longer repeat one by one here.
In addition to above preferred embodiment, the utility model also has other embodiments, and those skilled in the art can root
It is variously modified and deforms according to the utility model, without departing from spirit of the present utility model, the utility model all should be belonged to
Scope defined in appended claims.
Claims (10)
1. a kind of heat gun, including shell, shell is interior to be provided with the hot air apparatus for producing hot blast, and hot air apparatus includes fan, driving
The motor and heat generating component of fan, case nose are provided with the warm-air pipe for discharging hot blast caused by hot air apparatus, and heat generating component is set
In in warm-air pipe, heat generating component includes support and the heating wire being set around on support, it is characterised in that temperature is provided with the shell
Detection means is spent, temperature-detecting device includes detection circuit board and the infrared detection head on detection circuit board, set in support
There is the sense channel that outside infrared energy is received for infrared detection head, effective identification distance of infrared detection head is more than detection
The length of passage.
2. heat gun according to claim 1, it is characterised in that the support be provided with axially through hollow cavity, inspection
Passage is surveyed to be formed by hollow cavity.
3. heat gun according to claim 1, it is characterised in that the support be provided with axially through hollow cavity, in
Pipe is communicated with cavity body, sense channel is formed by the inner chamber of communicating pipe.
4. heat gun according to claim 3, it is characterised in that the communicating pipe is partiting thermal insulation pipe, before warm-air pipe
End is provided with locating support, communicating pipe one end contact at detection circuit board, the other end contacts at locating support.
5. heat gun according to claim 1, it is characterised in that the inwall of the sense channel is provided with reflector layer.
6. heat gun according to claim 5, it is characterised in that the reflector layer is coated on the anti-of sense channel inwall
Light coating；Or the reflector layer is the aluminium-foil paper or masking foil or fluorescent paper or iridescent paper for being coated on sense channel inwall.
7. heat gun according to claim 1, it is characterised in that the infrared detection head is located at the vertical throwing of sense channel
In shadow face.
8. heat gun according to claim 1, it is characterised in that the axis of the sense channel and the axis of warm-air pipe are put down
Row overlaps setting.
9. heat gun according to claim 1, it is characterised in that the detection circuit board is fixed on fan, detection electricity
Road plate is provided with the laser head for being used for positioning temperature-detecting device test position.
10. heat gun as claimed in any of claims 1 to 9, it is characterised in that the shell, which is provided with, to be used to show
The display screen for the temperature that temperature displaying function detection means detects, display screen electrically connect with temperature-detecting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721048707.5U CN207180015U (en) | 2017-08-21 | 2017-08-21 | A kind of heat gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721048707.5U CN207180015U (en) | 2017-08-21 | 2017-08-21 | A kind of heat gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207180015U true CN207180015U (en) | 2018-04-03 |
Family
ID=61740332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721048707.5U Active CN207180015U (en) | 2017-08-21 | 2017-08-21 | A kind of heat gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207180015U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108800560A (en) * | 2018-07-19 | 2018-11-13 | 浙江普莱得电器有限公司 | A kind of multi-functional heat gun |
| WO2019037681A1 (en) * | 2017-08-21 | 2019-02-28 | 浙江普莱得电器有限公司 | Heat gun |
| CN113566418A (en) * | 2021-06-11 | 2021-10-29 | 浙江普莱得电器股份有限公司 | Hot-air gun with diversion piece |
-
2017
- 2017-08-21 CN CN201721048707.5U patent/CN207180015U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019037681A1 (en) * | 2017-08-21 | 2019-02-28 | 浙江普莱得电器有限公司 | Heat gun |
| CN108800560A (en) * | 2018-07-19 | 2018-11-13 | 浙江普莱得电器有限公司 | A kind of multi-functional heat gun |
| CN113566418A (en) * | 2021-06-11 | 2021-10-29 | 浙江普莱得电器股份有限公司 | Hot-air gun with diversion piece |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | "change of name, title or address" |
Address after: 321035 Industrial Development Zone, Xiaoshun Town, Jindong District, Jinhua City, Zhejiang Province Patentee after: Zhejiang Prade Electric Co.,Ltd. Address before: 321035 Zhejiang Prade Electric Appliance Co., Ltd., Xiaoshun Town Industrial Development Zone, Jindong District, Jinhua City, Zhejiang Province Patentee before: Zhejiang Prulde Electric Appliance Co.,Ltd. |
|
| CP03 | "change of name, title or address" |