CN108800560A - A kind of multi-functional heat gun - Google Patents
A kind of multi-functional heat gun Download PDFInfo
- Publication number
- CN108800560A CN108800560A CN201810799324.4A CN201810799324A CN108800560A CN 108800560 A CN108800560 A CN 108800560A CN 201810799324 A CN201810799324 A CN 201810799324A CN 108800560 A CN108800560 A CN 108800560A
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- China
- Prior art keywords
- heat gun
- close
- handle
- heat
- packed section
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Classifications
-
- 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
- F24H3/0405—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using electric energy supply, e.g. the heating medium being a resistive element; Heating by direct contact, i.e. with resistive elements, electrodes and fins being bonded together without additional element in-between
- F24H3/0423—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using electric energy supply, e.g. the heating medium being a resistive element; Heating by direct contact, i.e. with resistive elements, electrodes and fins being bonded together without additional element in-between hand-held air guns
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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
- F24H9/00—Details
- F24H9/0052—Details for air heaters
-
- 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
- F24H2240/00—Fluid heaters having electrical generators
- F24H2240/01—Batteries, electrical energy storage device
-
- 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
- F24H2250/00—Electrical heat generating means
- F24H2250/02—Resistances
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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)
- Resistance Heating (AREA)
Abstract
The present invention provides a kind of multi-functional heat gun,Including head and Handleset,The hot air apparatus for generating hot wind is equipped in head,Handleset includes handle and the extension rod that is removably connected on handle,Handle connect with head and can relative rotation,Heat gun further includes detachable battery packet,Battery pack is electrically connected with hot air apparatus and is powered to hot air apparatus so that hot air apparatus works,Handle is connect with head and can relative rotation,So design,It is operated under different use environments convenient for user,When the axis that head blows out direction and the handle of hot wind overlaps or parallel or when leveling off to parallel,Heat gun can regard point carbon machine and use,And in the case where there is extension rod,It is also used as weeder use,And when the direction that head blows out hot wind is intersected with the axis of handle or when positioned at the side of handle,Heat gun can be used for conventional hot blast operation,It such as melts plastic cement products and carries out welding.
Description
Technical field
The present invention relates to field of power tools more particularly to a kind of multi-functional heat guns.
Background technology
Heat gun is a kind of for heating the heating tool for forming thermal current after air, have the function of it is a variety of use, specifically
For, old paint, removal tack paster, heating of plastic sebific duct that heat gun can be used for removing metal surface make its bending, drying
Moist wood, heating makes packaging film and packing tube be heat-shrinked, derusting, heating be used in connection metal polyethylene object shrink and
Heating makes welding object softening etc., element can also be welded or be plucked using the thermal current that the rifle core of heating resistance wire is blown out
It removes.
Above-mentioned heat gun has a single function, and is only used for melting plastic cement products and carries out welding etc., as make charcoal, weeding
Etc. application do not design targetedly, so inconvenient for use, and be all power outlet is set to connect by power cord so that
Heat gun is powered on, in carrying upper comparable inconvenience, and if when outdoor work, can usually can not find attaching plug and nothing
Method is constructed, and it is quite inconvenient to use.
Invention content
The purpose of the present invention is to provide a kind of heat guns multi-functional, easy to use.
In order to achieve the above object, the present invention adopts the following technical scheme that：A kind of multi-functional heat gun, including head and
Handleset, the interior hot blast pipe for being equipped with the hot air apparatus for generating hot wind and the hot wind for generating hot air apparatus discharge of head, wherein
The Handleset includes handle and the extension rod that is removably connected on handle, handle connect with head and can relative rotation,
Heat gun further includes detachable battery packet, and battery pack is electrically connected with hot air apparatus and powers so that hot air apparatus to hot air apparatus
Work.
Further, the battery pack is removably connected on handle, and battery pack includes electrical outlet, and handle is equipped with and electricity
The plug of socket cooperation, plug are electrically connected with hot air apparatus.
Further, the battery pack further includes first interface, and handle is equipped with second be electrically connected with hot air apparatus and connects
Mouthful, heat gun further includes the connecting line for connecting first interface and second interface.
Further, the extension rod is equipped with the wire harness bracket for the line that is intertwined and connected.
Further, the hot air apparatus includes heat generating core, and heat generating core includes mounting bracket and in mounting bracket
Heating wire, heating wire include close-packed section, and the surface of heating wire is equipped with insulating layer on close-packed section, on close-packed section between adjacent heating wire
Spacing be D, 0≤D≤2mm.
Further, the close-packed section is in hollow helical form, and the spacing on close-packed section between adjacent heating wire is D, 0≤
D≤1mm。
Further, the close-packed section is laterally arranged and is arranged along the central axial direction of mounting bracket；Alternatively, described close
Longitudinally disposed around section, the central axis of close-packed section and the central axis antarafacial of mounting bracket are vertically arranged.
Further, the heat build-up part of insulation is equipped in the hollow cavity of the close-packed section, heat build-up part is ceramic tube or ceramics
Column or quartz ampoule or quartz column.
Further, on the handle have the first interface, the first interface be equipped with rotatable interface, head have with
Second interface of the first interface cooperation, the second interface are equipped with rotary joint, and rotary joint is docked with rotatable interface, so that
Handle can relative rotation.
Further, the heat gun further includes switching button, and switching button is set on Handleset or on head, is turned
Change the unlocked position that button has latched position for limiting Handleset and head relative rotation and lifts restrictions.
In the present invention, after the completion of " close-packed section " refers to heating wire winding, the spacing between adjacent heating wire is not more than
2mm, specific winding mode are not limited, can be set for spiral winding, or cross winding or other winding modes, as long as hair
Heated filament can form local density, to increase calorific value and the heat generation density of heating wire part.
After adopting the above technical scheme, the invention has the advantages that：
1, the present invention in, by handle connect with head and can relative rotation, so design, be convenient for user in different uses
It is operated under environment, when the axis that head blows out direction and the handle of hot wind overlaps or parallel or when leveling off to parallel, hot wind
Rifle can regard point carbon machine and use, and in the case where there is extension rod, be also used as weeder use, and when head blows out hot wind
Direction intersect with the axis of handle or when positioned at the side of handle, heat gun can be used for conventional hot blast operation, such as melt plastic cement
Product carries out welding etc.；Meanwhile being powered to hot air apparatus by battery pack, so that hot air apparatus works, so that heat gun
Normal work, compared to the existing power supply mode by power cord, heat gun uses simpler and conveniently, heat gun work
It will not be impeded by power cord when making, not only heat gun can be operated from any direction, also so that heat gun is not by power supply line length
The problem of influencing and influencing operating distance, you can easily hold in heat gun to each working environment, while also keeping away well
Can not find socket when having exempted to work outdoors and can not job execution the problem of, outwork can be suitable for well, greatly
The scope of application of heat gun is improved, the ease of use of heat gun is also greatly improved.
2, battery pack is removably connected on handle, and battery pack includes electrical outlet, and handle is equipped with and electrical outlet
The plug of cooperation, plug are electrically connected with hot air apparatus, are convenient for the installation of battery pack in this way, and are finished in heat gun operation
Afterwards, directly heat gun can be temporarily put on workbench or on ground by battery pack, is not only convenient for the temporary placement of heat gun, but also protect
Card heat gun will not topple over；Meanwhile can configure multiple battery packs with spare, in this way battery pack out of power or damage after, can be direct
A new battery pack is changed, replacement is convenient and efficient, does not interfere with the continuous work of heat gun, promotes the work of heat gun
Efficiency.
3, battery pack further includes first interface, and handle is equipped with the second interface being electrically connected with hot air apparatus, and heat gun is also
Include the connecting line of connection first interface and second interface, battery pack can be disassembled in this way, by connecting line by battery pack
Electricity supply hot air apparatus, battery pack can be positioned on workbench or on ground, alleviate the overall weight of heat gun, convenient for behaviour
Author operates, time saving and energy saving, mitigates the physical demands of operation, promotes the working efficiency of operation.
4, extension rod is equipped with wire harness bracket for the line that is intertwined and connected, in this way can by the extra part winding of connecting line with
On wire harness bracket, be convenient for connecting line storage, avoid heat gun using when connecting line stepped on, ensure the normal use of connecting line
Service life.
5, by being arranged close-packed section on heating wire, and the spacing on close-packed section between adjacent heating wire is D, 0≤D≤
2mm so that the density of heating wire part improves the heat generation density of local space to increase calorific value of the heating wire in local space,
The temperature for greatly improving outlet air to ensure the working effect of heat gun, and is increased without the quantity of heating wire, advantageously reduces
Energy consumption simultaneously improves heating efficiency, while improving the working efficiency of heat gun, i.e., the heating wire of same length, is equipped with close-packed section
The local pyrexia amount that heating wire generates, which is greater than, does not set the local pyrexia amount that the heating wire of close-packed section generates, because close-packed section generates
Heat concentrate in together, it is not easy to disperse, improve the temperature of the hot wind of blowout, without set close-packed section heating wire generate
Heat is not enough concentrated, and is caused heat to be easy dispersion, is greatly reduced the temperature of the hot wind of blowout, since heat is concentrated, is not easy point
It dissipates, the surface temperature of hot blast pipe or shell will not be caused excessively high and scald user, promote safety when heat gun uses, and lead to
Short circuit will not occur because of contact between the heating wire crossed on the certifiable close-packed section of setting insulating layer, to which heating wire be burnt out,
To ensure the normal work of heating wire.When D is more than 2mm, the close-packed section of formation is not intensive enough so that heating wire local pyrexia amount
Not enough, leaving air temp is influenced.The heat generating core of such structure is especially applied to direct current heat gun, that is, uses battery powered heat
Air pressure gun can ensure the hot blast temperature of direct current heat gun and promote the persistence of battery pack well, that is, carry well in this way
The operating time of heat gun is risen, and can have the function that leaving air temp is very high using low power battery pack, ensures
Air temperature is enough, and the working effect to ensure heat gun is good.
6, close-packed section is in specifically hollow helical form, is convenient for the coiling and machine-shaping of close-packed section in this way, and production efficiency is high,
And the hollow setting of close-packed section, the wind for being convenient for hot air apparatus to generate in this way take away the heat on close-packed section, will not hinder wind
Gear, heat then four will not scatter so that heat and wind are all directed towards same direction blowout, greatly improve the hot wind of blowout
Temperature, and the spacing on close-packed section between adjacent heating wire is D, when 0≤D≤1mm, D=0, i.e., is bonded between adjacent heating wire
Setting so that be in close contact together between adjacent heating wire, alternatively, the spacing that setting is small, that is, be less than or equal between 1mm
Away from, may make the heat of generation more to concentrate in this way, and be not easy to disperse, ensure blowout hot wind temperature it is enough, with ensure
The working effect of heat gun, and promote the working efficiency of heat gun.When spacing is more than 1mm, the heat that close-packed section generates easily divides
It dissipates, reduces the temperature of the hot wind of blowout.
7, close-packed section laterally setting and is arranged along the central axial direction of mounting bracket so that close-packed section and heat gun
Air-out direction is consistent so that wind passes fully through close-packed section in blowout, i.e. wind is to pass completely through close-packed section, ensures wind
Heat on close-packed section can be taken away completely, the temperature to ensure the wind of blowout is enough, to ensure the working effect of heat gun,
And the working efficiency of heat gun is promoted, while reducing space hold of the close-packed section in mounting bracket so that the structure of heat generating core
It is compacter, while vacating the space of hot blast pipe, improve the air output of hot blast pipe, to promoted heat gun outlet air efficiency and
Working efficiency.
8, by the way that the heat build-up part of insulation is arranged in the hollow cavity of close-packed section so that the heat that heating wire generates can be by more
Good flocks together, and is less susceptible to disperse away, what is absorbed when wind goes out in this way is not only the temperature of heating wire, also by heat build-up
The temperature of part also absorbs together, preferably ensure blowout hot wind temperature, while heat build-up part be insulation, avoid heat build-up part and
Heating wire contacts and makes heating wire that short circuit occur, and ensures the normal work of heating wire；Also, heat build-up part is specially ceramic tube or pottery
Porcelain knob or quartz ampoule or quartz column had not only ensured good heat build-up, but also the good insulating properties of guarantee, and durable, were hardly damaged, made
Use long lifespan.
9, there is the first interface, the first interface to be equipped with rotatable interface, head has and the first interface on handle
Second interface of cooperation, the second interface are equipped with rotary joint, and rotary joint is docked with rotatable interface, so that handle can be opposite
Rotation, such mode are not only simple in structure, and are easy to the rotation between handle and head, and the person's of being conveniently operated operation improves behaviour
The usage experience and satisfaction of author.
10, heat gun further includes switching button, and switching button is set on Handleset or on head, and switching button has
Latched position for limiting Handleset and head relative rotation and the unlocked position to lift restrictions, in this way in head or handle
After position regulates, position can be locked by switching button, to ensure stability when heat gun work, avoids work opportunity
It loosens between head or handle and operation error occurs, ensure the personal safety of operator, to promote the safety in utilization of heat gun.
Description of the drawings
The invention will be further described below in conjunction with the accompanying drawings：
Fig. 1 is the structural schematic diagram of heat gun embodiment one of the present invention.
Fig. 2 is status diagram when heat gun embodiment one of the present invention is used as point carbon machine.
Fig. 3 is the partial structural diagram of handle bottom end in heat gun embodiment one of the present invention.
Fig. 4 is the partial structural diagram of battery pack in heat gun embodiment one of the present invention.
Fig. 5 is the structural schematic diagram of head in heat gun embodiment one of the present invention.
Fig. 6 is the structural schematic diagram of handle in heat gun embodiment one of the present invention.
Fig. 7 is another connection diagram of heat gun embodiment one and battery pack of the present invention.
Fig. 8 is heat gun embodiment one of the present invention as the connection diagram burnt when careless machine uses.
Fig. 9 is the structural schematic diagram of handle bottom end and extension rod in heat gun embodiment one of the present invention.
Figure 10 is heat gun embodiment one of the present invention as another connection diagram burnt when careless machine uses.
Figure 11 is the scheme of installation of heat generating core in heat gun embodiment one of the present invention.
Figure 12 is the structural schematic diagram of heat generating core in heat gun embodiment one of the present invention.
Figure 13 is the right view of heat generating core in heat gun embodiment one of the present invention.
Figure 14 is the sectional view of close-packed section in heat gun embodiment one of the present invention.
Figure 15 is the enlarged drawing of A in Figure 14.
Figure 16 is the right view of heat generating core in heat gun embodiment two of the present invention.
Figure 17 is the right view of heat generating core in heat gun embodiment three of the present invention.
Marked the names of the parts are as follows in figure：
1, head；11, the second interface；12, rotary joint；2, handle；21, the first interface；22, rotatable interface；23,
Connecting hole；231, limiting slot；24, locating slot；25, plug；26, second interface；3, extension rod；31, interconnecting piece；32, it shakes hands
Portion；33, connector；331, limit rib；4, battery pack；41, electrical outlet；42, first interface；43, activity lock；44, it links up with；5,
Connecting line；6, wire harness bracket；61, C-shaped bayonet；62, bobbin winder bracket；7, switching button；8, hot blast pipe；91, mounting bracket；92, it sends out
Heated filament；921, close-packed section；110, heat build-up part；120, outer mica sleeve；130, ceramic sleeve；140, interior mica sleeve；150, it makes pottery
Porcelain outlet air mesh sheet；1501, outlet air mesh.
Specific implementation mode
Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
Embodiment one：
As shown in Fig. 1 to 15, the present invention provides a kind of multi-functional heat gun, including head 1 and Handleset, head 1
The interior hot blast pipe 8 for being equipped with the hot air apparatus for generating hot wind and the hot wind for generating hot air apparatus discharge, hot blast pipe 8 are metal tube,
The heat-resisting effect of specially stainless steel hot air hose, stainless steel hot air hose is good, improves the durability of hot blast pipe, while strengthening heat
The intensity of air hose, accidentally falls down heat gun in operation, the problems such as hot blast pipe will not be made to deform, is damaged, wherein handle group
Part includes handle 2 and the extension rod 3 that is removably connected on handle, and extension rod includes interconnecting piece 31 and handshake part 32, handle 2 with
Head 1 connect and can relative rotation, heat gun further includes detachable battery packet 4, battery pack 4 be electrically connected with hot air apparatus and to
Hot air apparatus is powered so that hot air apparatus works, by handle connect with head and can relative rotation, such design exists convenient for user
It is operated under different use environments, when the axis that head blows out direction and the handle of hot wind overlaps or parallel or level off to flat
When row, heat gun can regard point carbon machine and use, and in the case where there is extension rod, be also used as weeder use, and work as machine
The direction of head blowout hot wind is intersected with the axis of handle or when positioned at the side of handle, heat gun can be used for conventional hot blast operation,
It such as melts plastic cement products and carries out welding；Meanwhile being powered to hot air apparatus by battery pack, so that hot air apparatus works, to
So that heat gun normal work, compared to the existing power supply mode by power cord, heat gun uses simpler and square
Just, it will not be impeded by power cord when heat gun works, not only heat gun can be operated from any direction, also so that heat gun is not by electricity
The influence of source line length and the problem of influence operating distance, you can easily hold in heat gun to each working environment, simultaneously
Also avoid well can not find socket when working outdoors and can not job execution the problem of, outdoor work can be suitable for well
Make, is greatly improved the scope of application of heat gun, is also greatly improved the ease of use of heat gun.
In the present embodiment, battery pack 4 is specially lithium battery pack, as rechargeable battery pack so that battery pack is recyclable to be made
With to reduce the use cost of heat gun, battery pack 4 is removably connected on handle 2, and battery pack 4 includes electrical outlet 41, handle
2 are equipped with the plug 25 coordinated with electrical outlet 41, and plug 25 is electrically connected with hot air apparatus, battery pack is removably connected to
On handle, and battery pack includes electrical outlet, and handle is equipped with the plug coordinated with electrical outlet, plug and hot air apparatus electricity
Connection, is convenient for the installation of battery pack in this way, and after heat gun operation, directly can be temporarily put in heat gun by battery pack
On workbench or on ground, not only it is convenient for the temporary placement of heat gun, but also ensures that heat gun will not topple over；Meanwhile it is configurable multiple
Battery pack is with spare, in this way after battery pack out of power or damage, can directly change a new battery pack, replacement facilitates fast
Victory does not interfere with the continuous work of heat gun, promotes the working efficiency of heat gun.
In order to promote the ease of use of heat gun, battery pack 4 can also include first interface 42, handle 2 be equipped with
The second interface 26 of hot air apparatus electrical connection, heat gun further include the connecting line 5 for connecting first interface 42 and second interface 26, this
Sample can disassemble battery pack, and by connecting line by the electricity supply hot air apparatus of battery pack, battery pack can be positioned over workbench
On upper or ground, the overall weight of heat gun is alleviated, person's operation easy to operation is time saving and energy saving, mitigates the physical demands of operation,
Promote the working efficiency of operation.
For the ease of storing connecting line, the wire harness bracket 6 for the line 5 that is intertwined and connected, harness can be set on extension rod 3
Holder 6 is equipped with C-shaped bayonet 61 and is fastened on extension rod 3 by C-shaped bayonet 61, is specifically fastened in the interconnecting piece 31 of extension rod 3
On, the wire harness bracket other side is equipped with bobbin winder bracket 62, and connecting line 5 can be on winding and bobbin winder bracket 62, in this way can be extra by connecting line
Part winding with wire harness bracket on, be convenient for connecting line storage, avoid heat gun using when connecting line stepped on, ensure connecting line
Normal service life.
In order to ensure that the leaving air temp of heat gun, hot air apparatus include heat generating core, heat generating core includes mounting bracket 91 and sets
In the heating wire 92 in mounting bracket 91, mounting bracket 91 is ceramic mounting bracket, and ceramic mounting bracket can be well to hair
The heat that heated filament generates is assembled, and energy accumulation of heat, promotes the heating effect of heat generating core entirety well, and heating wire 92 includes close
Around section 921, spacing on close-packed section 921 between adjacent heating wire 92 is D, 0≤D≤2mm, by be arranged on heating wire it is close around
Section, and the spacing on close-packed section between adjacent heating wire is D, 0≤D≤2mm so that the density of heating wire part, to increase fever
Silk improves the heat generation density of local space, greatly improves the temperature of outlet air, to ensure heat gun in the calorific value of local space
Working effect, and be increased without the quantity of heating wire, advantageously reduce energy consumption and improve heating efficiency, while improving hot wind
The working efficiency of rifle, i.e., the heating wire of same length, the local pyrexia amount that the heating wire equipped with close-packed section generates, which is greater than, not to be set
The local pyrexia amount that the heating wire of close-packed section generates, because the heat that close-packed section generates concentrates in together, it is not easy to disperse, be promoted
The temperature of the hot wind of blowout, the heat that the heating wire without setting close-packed section generates not enough are concentrated, and cause heat to be easy dispersion, greatly
The temperature of the big hot wind for reducing blowout is not easy to disperse, will not lead to the surface temperature of hot blast pipe or shell since heat is concentrated
It is excessively high and scald user, promote safety when heat gun uses；And the surface of heating wire 92 is equipped with insulation on close-packed section 921
Layer, it is ensured that short circuit will not occur between the heating wire on close-packed section because of contact, to burn out heating wire, to ensure to generate heat
The normal work of silk.The heat generating core of such structure is especially applied to direct current heat gun, that is, uses battery powered heat gun,
It can ensure the hot blast temperature of direct current heat gun well in this way and promote the persistence of battery pack well, that is, promote heat
The operating time of air pressure gun, and can have the function that leaving air temp is very high using low power battery pack, ensure wind-warm syndrome
Degree is enough, and the working effect to ensure heat gun is good.
And close-packed section 921 is in hollow helical form, i.e. close-packed section 921 is formed by 92 helically coiling of heating wire, is convenient in this way
The coiling and machine-shaping of close-packed section, production efficiency is high, and the hollow setting of close-packed section, is convenient for the wind that hot air apparatus generates will in this way
Heat on close-packed section is taken away, and will not stop to wind, heat then will not four scatter come so that heat and wind are all directed towards together
One direction is blown out, and greatly improves the temperature of the hot wind of blowout.
Specifically, the longitudinal section of mounting bracket 91 is in cross, close-packed section 921 sets there are four and is distributed in mounting bracket 91
Four interior angles at, wherein two close-packed sections 921 be by heating wire 92 be spaced winding form and side by side be installed on installation
On holder, another two close-packed section 921 is to be formed by another interval winding of heating wire 92 and set relative to the first two close-packed section 921
It sets, to be combined into tool, there are four the heat generating cores of close-packed section so that each close-packed section is separated, and neither influences each close-packed section in this way
Between work, moreover it is possible to ensure that the heat between each close-packed section concentrates in together, be not easy to disperse, to ensure outlet air well
Temperature is enough, to ensure the working effect of heat gun, and promotes the working efficiency of heat gun.
In order to preferably promote the temperature of outlet air, the spacing between adjacent heating wire on close-packed section 921 is set as D, and 0≤
D≤1mm, in the present embodiment, D is specially 0, setting is bonded between adjacent heating wire so that be in close contact between adjacent heating wire
Together, it may make the heat of generation more to concentrate in this way, and be not easy to disperse, ensure that the temperature of the hot wind of blowout is enough, to protect
The working effect of heat gun is demonstrate,proved, and promotes the working efficiency of heat gun.
In order to further enhance leaving air temp and make the structure of heat generating core compacter, close-packed section 921 is laterally arranged
And it is arranged along the central axial direction of mounting bracket 91 so that the air-out direction of close-packed section and heat gun is consistent so that wind
Close-packed section is passed fully through in blowout, i.e. wind is to pass completely through close-packed section, ensures that wind energy is complete by the heat on close-packed section
It takes away, the temperature to ensure the wind of blowout is enough, to ensure the working effect of heat gun, and promotes the work effect of heat gun
Rate, while reducing space hold of the close-packed section in mounting bracket so that the structure of heat generating core is compacter, while vacating hot wind
The space of pipe improves the air output of hot blast pipe, to promote the outlet air efficiency and working efficiency of heat gun.
In order to further promote the compactedness of leaving air temp and structure, the axial length of close-packed section 921 is L, heating wire
L is set in 2d between 30d by 92 a diameter of d, and in the present embodiment, L is specially 12d, is referred to be single with heating wire, L
It is that close-packed section 921 is enclosed by 92 spiral winding of heating wire 12 for 12d, for another example d is specially 1mm, and L is specifically then 12mm, is ensured
The length of close-packed section is enough, and the calorific value to ensure close-packed section is enough, and then ensures that the temperature of the hot wind of blowout is enough, together
Shi Changdu is reasonable so that the coiling number of turns of close-packed section is reasonable when production and processing, ensures the production efficiency of close-packed section, and make fever
The axial length of core is reasonable, to also allow for the design and arrangement of heat gun subsequent structural so that heat gun compact overall structure,
Rationally.
In order to further promote leaving air temp and job stability, insulation is equipped in the hollow cavity of close-packed section 921
Heat build-up part 110 so that the heat that heating wire generates can preferably be flocked together, and be less susceptible to disperse away, in this way in wind
What is absorbed when going out is not only the temperature of heating wire, still absorbs the temperature of heat build-up part together, preferably ensures the hot wind of blowout
Temperature, while heat build-up part is insulation, avoids heat build-up part from contact with heating wire and short-circuit, the guarantee heating wire that makes heating wire occur
Normal work；Specifically, heat build-up part 110 is ceramic tube, ceramic tube has hollow cavity, reduces the resistance to outlet air, increases
The contact area of wind and heat build-up part, improves leaving air temp, while not only having ensured good heat build-up well, but also ensures good
Insulating properties, and it is durable, be hardly damaged, service life is long.
In order to ensure the insulation effect and processing convenience of insulating layer, insulating layer is specially coated on 92 surface of heating wire
Rare earth coating, facilitates the processing of insulating layer, has not only ensured the insulating properties between heating wire on close-packed section, but also the processing convenient for close-packed section
Molding, promotes the production efficiency of close-packed section.
In order to preferably promote leaving air temp, the air outlet of close-packed section 921 close to heat gun is arranged, and close-packed section is set
It is placed in the front end of mounting bracket and is arranged close to the air outlet of heat gun, in this way in heating wire in adstante febre, the hot wind of heat gun
The wind that device generates directly can take away heat to form hot wind, that is, the hot wind formed is directly blown out by air outlet, and direct
It blows on heating object, to complete corresponding work, shortens the blowout path of hot wind, avoid hot wind in blowout due to road
Diameter is too long and consumes partial heat, that is, reduces loss of the hot wind inside hot blast pipe, to ensure the temperature of the hot wind of blowout, from
And ensure the working effect of heat gun, and promote the working efficiency of heat gun.
In order to further enhance the heat build-up effect of hot blast pipe, the outer cloud for separating heat generating core and hot blast pipe is equipped in hot blast pipe 8
Mother sleeve 120, ceramic sleeve 130, ceramic sleeve 130 are sheathed on the outside of mounting bracket 91, and outer mica sleeve 120 is sheathed on pottery
The outside of insulator cylinder 130, hot blast pipe 8 are sheathed on outer mica sleeve 120, in this way by ceramic sleeve by the heating wire of heat generating core
The heat of generation flocks together, and is not easy to disperse away, and outer mica sleeve is sheathed on the outside of ceramic sleeve, and hot blast pipe is arranged
In on outer mica sleeve, further the heat of ceramic sleeve is flocked together, prevents the heat on ceramic sleeve from disperseing
It goes, while also preventing in heat transfer to hot blast pipe, avoidable user inadvertently contacts hot blast pipe and the risk scalded.
In order to further promote the heat build-up effect of hot blast pipe, interior mica sleeve 140, interior mica set are equipped in hot blast pipe 8
Cylinder 140 is sheathed on the front end of mounting bracket 91 and coats close-packed section 921 so that the heat that close-packed section generates is just by interior mica
Sleeve is not easy disperse away to further aggregation, ensures that heat that close-packed section generates is concentrated and enough, to ensure that leaving air temp is sufficient
It is enough, to ensure the working effect of heat gun, and promote the working efficiency of heat gun.
In order to ensure that the working effect and job stability of heat gun, the front end of hot blast pipe 8 are internally provided with ceramic Air outlet net
Piece 150, ceramic outlet air mesh sheet 150 are equipped with outlet air mesh 1501, and outlet air mesh 1501 is in cellular distribution, so that hot wind
The air temperature of rifle blowout is uniform, the situation that local temperature will not be caused excessively high, to ensure working effect and the work of heat gun
Stability, and the outlet air mesh sheet of ceramics not only high temperature resistant, corrosion-resistant, heat dissipation that again can be quickly after heat gun use, very
Good avoids scald human body, promotes the safety of heat gun after use.
For the ease of being fixedly connected for extension rod and handle, can connecting hole 23, extension rod 3 be set in the bottom end of handle 2
It is equipped with the connector 33 that coordinates with connecting hole 23, connector 33 is fixedly connected with extension rod 3, passes through connector and connecting hole
Cooperation uses when heat gun weeding to facilitate being fixed together handle and extension rod, bends over, bends without operator,
Promote the use feeling and satisfaction of operator.
In order to which preferably extension rod and handle are fixed together, limiting slot can be equipped in the madial wall of connecting hole 23
231, connector 33 is equipped with the limit rib 331 coordinated with limiting slot 231, rotation extension after connector 33 is inserted into connecting hole 23
Bar 3 is so that limit rib 331 and limiting slot 231 are staggered so that extension rod 3 to be fixed on handle 2 so that limit rib 331 with positioned at connecting
The inner wall for connecing the handle 2 at hole 23 is inconsistent, i.e., limit rib 331 forms back-off so that extension rod 3 does not pull out not come out, to prolong
Stock is fixed, and such fixed form is simple, reliable, and extension rod fixation, not easily to fall off, ensures convenience when weeding.
In order to ensure the reliability of electrical connection of battery pack, activity lock 43, the bottom of handle 3 can be equipped in battery pack 4
End is equipped with the locating slot 24 with 43 cooperation of activity lock, in this way after battery pack grafting is good, passes through activity lock and locating slot
Cooperation can ensure the reliability of electrical connection of electrical outlet and plug further by battery pack together with handle locking, to ensure
The stability of heat gun work.
In order to which operator is more convenient when using heat gun, can be arranged for hanging on operator's waist in battery pack 4
The hook 44 taken, hook 44 are wholely set with battery pack 4, are operating heat gun in this way, especially weeding when, operator can
Battery pack is hung on waistband, saves the muscle power of operator, and connecting line will not be made to be detached from electricity because operator walks up and down
Chi Bao and heat gun, to ensure the stability of heat gun work.
For the ease of the relative rotation between head and handle, the first interface 21, the first docking can be set on handle 2
Face 21 is equipped with rotatable interface 22, the second interface 11 of the setting of head 1 and the cooperation of the first interface 21, and the second interface 11 is set
There is rotary joint 12, rotary joint 12 to be docked with rotatable interface 22 so that handle 2 can relative rotation, such mode not only structure
Simply, and it is easy to the rotation between handle and head, the person's of being conveniently operated operation improves usage experience and the satisfaction of operator
Degree.
In order to lock the position of head and handle, heat gun can also include switching button 7, and switching button 7 is set to
On handle 2, solution that switching button 7 has latched position for limiting Handleset and 1 relative rotation of head and lifts restrictions
Lock position can be locked position by switching button in this way after head or handle position regulate, to ensure that heat gun works
When stability, avoid loosening between head or handle when work and operation error occurring, ensure the personal safety of operator, with
Promote the safety in utilization of heat gun.
In order to promote use feeling when operator's weeding, mill hand is avoided, can flexible glue be set on the handshake part of extension rod 3
Set, can greatly promote comfort of the operator, to promote the use feeling of operator, the hand for the operator that will not grind away avoids
Gall skin.
It is specific as follows to wherein commonly doing description below since the heat gun in the present invention has multiple operation mode：
As shown in fig. 7, heat gun is conventional hot blast operation, such as fusing plastic cement products carry out welding, can tear battery pack 4 open
After unloading, it is electrically connected with heat gun to power to hot air apparatus by connecting line 5, to realize that operation, battery pack can be hung on operation
On the waistband of person, alleviate operator take heat gun firmly, save muscle power, promote working efficiency.
As shown in figure 8, heat gun is used as weeder, battery pack is securable on the handshake part 32 of extension rod 3 at this time
And it is powered to hot air apparatus by connecting line 5；It is, of course, also possible to as shown in Figure 10, battery pack 4 be disassembled, and pass through company
Wiring 5 is powered to hot air apparatus, and battery pack can be hung on waistband by operator by linking up with, and be conveniently operated, and muscle power is saved, with
Promote working efficiency.
It should be understood that battery pack may be nickel-cadmium cell packet or Ni-MH battery packet or lead-acid battery packet etc., as long as energy
Realize cycle charge-discharge.
It should be understood that switching button can also be set on head.
It should be understood that hot blast pipe may be iron pipe or copper pipe or aluminum pipe etc..
It should be understood that mounting bracket may be mica mounting bracket.
It should be understood that can also be equipped with small spacing between heating wire adjacent on close-packed section, i.e. D may be
0.1mm、0.2mm、0.3mm、0.4mm、0.5mm、0.6mm、0.7mm、0.8mm、0.9mm、1mm、1.1mm、1.2mm、1.3mm、
1.4mm, 1.5mm, 1.6mm, 1.7mm, 1.8mm, 1.9mm, 2mm etc. so also may make the heat of generation more to concentrate, and not
Easily dispersion ensures that the temperature of the hot wind of blowout is enough, to ensure the working effect of heat gun, and promotes the work effect of heat gun
Rate.
It should be understood that close-packed section can also be longitudinally disposed, i.e. the central shaft of the central axis of close-packed section and mounting bracket
Line antarafacial is vertically arranged, and can also so realize the effect for promoting leaving air temp.
It should be understood that L may be 2d, 3d, 4d, 5d, 6d, 7d, 8d, 9d, 10d, 11d, 13d, 14d, 15d, 16d,
17d, 18d, 19d, 20d, 21d, 22d, 23d, 24d, 25d, 26d, 27d, 28d, 29d, 30d etc..
It should be understood that heat build-up part may be ceramics pole, ceramics pole center has the through-hole that air feed passes through, and reduces to going out
The resistance of wind increases the contact area of wind and heat build-up part, improves leaving air temp well；Or, or quartz ampoule
Or quartz column.
It should be understood that insulating layer may be the rare earth casing for being coated on heating wire surface.
It should be understood that close-packed section can also be in bulk, i.e. close-packed section is formed by heating wire cross winding, also may be used certainly
It is in other shapes, such as spherical, rectangular, bar shaped, column, triangle with winding；Close-packed section can also be coiled type, and coiled type is
It can be formed by heating wire spiral, in a ring around the coil being set as, for tool there are one endoporus, the coil formed in this way compares rule
It is whole, shape is good-looking；It can also be formed by heating wire cross winding, such heating wire intersects to form the coil of annular, this
The coil that sample is formed is more mixed and disorderly, but closeer, the amount of localized heat higher in part.
It should be understood that according to structure and demand difference, the longitudinal section of mounting bracket can also be inShape or rice word
Shape, correspondingly, the quantity of close-packed section is respectively five and eight, in this way, equally can be so that each close-packed section is separated, so both
The work between each close-packed section is not influenced, moreover it is possible to be ensured that the heat between each close-packed section concentrates in together, is not easy to disperse, to very
The temperature of good guarantee outlet air is enough, to ensure the working effect of heat gun, and promotes the working efficiency of heat gun.
It should be understood that heating wire can be equipped with two, three, four, five etc., and more heating wires are arranged side by side,
In this way in winding close-packed section, as heating wire be four when, winding one circle i.e. can reach a heating wire winding four circle axial direction
Length promotes the production efficiency of close-packed section, and the heat of such close-packed section is more concentrated, and is more not easy to disperse, is specifically arranged several
It can be depending on fever rifle concrete structure and user demand.
It is formed it should be understood that close-packed section may be multiple close-packed section intervals, be such as 2d, 3d by multiple axial length Ls,
The close-packed section of 4d, 5d, 6d, 7d, 8d, 9d, 10d etc. are formed, and certainly, the axial length of multiple spaced close-packed sections can also
Difference, such as the first close-packed section is 2d, the second close-packed section is 3d, third close-packed section is 4d, and so on, or can also be the
One close-packed section is 5d, the second close-packed section is 3d, third close-packed section be 2 etc., i.e., axial length can successively decrease, and can also be incremented by,
Can also be incremented by, interval of successively decreasing, more can irregular arrangement setting, anyway depending on as the case may be, here no longer do it is superfluous
It states.
Embodiment two：
The difference between this embodiment and the first embodiment lies in the structure of mounting bracket is different.
In the present embodiment, as shown in figure 16, the longitudinal section of mounting bracket 91 is in Y-shaped, correspondingly, close-packed section 921 is equipped with
It three and is distributed at three interior angles of mounting bracket 91, in this way, can equally each close-packed section be made to separate, neither shadow in this way
Ring the work between each close-packed section, moreover it is possible to ensure that the heat between each close-packed section concentrates in together, be not easy to disperse, to well
Ensure that the temperature of outlet air is enough, to ensure the working effect of heat gun, and promotes the working efficiency of heat gun.
Other not described part-structures and advantage are identical as embodiment one, no longer repeat one by one here.
Embodiment three：
The difference between this embodiment and the first embodiment lies in the structure of mounting bracket is different.
In the present embodiment, as shown in figure 17, the longitudinal section of mounting bracket 91 is inShape, correspondingly, close-packed section 921 is set
There are six and be distributed at six interior angles of mounting bracket 91, in this way, equally can make each close-packed section separate, so neither
Influence the work between each close-packed section, moreover it is possible to ensure that the heat between each close-packed section concentrates in together, be not easy to disperse, to very well
Guarantee outlet air temperature it is enough, to ensure the working effect of heat gun, and promote the working efficiency of heat gun.
Other not described part-structures and advantage are identical as embodiment one, no longer repeat one by one here.
In addition to above preferred embodiment, the present invention also has other embodiments, those skilled in the art can be according to this
Invention makes various changes and modifications, and without departing from the spirit of the present invention, should all belong to appended claims of the present invention and determine
The range of justice.
Claims (10)
1. a kind of multi-functional heat gun, including head and Handleset, head is interior to be equipped with the hot air apparatus for generating hot wind and incites somebody to action
The hot blast pipe for the hot wind discharge that hot air apparatus generates, which is characterized in that the Handleset includes handle and is removably connected to
Extension rod on handle, handle connect with head and can relative rotation, heat gun further includes detachable battery packet, battery pack with
Hot air apparatus is electrically connected and is powered to hot air apparatus so that hot air apparatus works.
2. heat gun according to claim 1, which is characterized in that the battery pack is removably connected on handle, battery
Include electrical outlet, handle is equipped with the plug coordinated with electrical outlet, and plug is electrically connected with hot air apparatus.
3. heat gun according to claim 1, which is characterized in that the battery pack includes first interface, and handle is equipped with
The second interface being electrically connected with hot air apparatus, heat gun further include the connecting line for connecting first interface and second interface.
4. heat gun according to claim 3, which is characterized in that the extension rod is equipped with the line for the line that is intertwined and connected
Bundle branch frame.
5. heat gun according to claim 1, which is characterized in that the hot air apparatus includes heat generating core, and heat generating core includes
Mounting bracket and the heating wire in mounting bracket, heating wire include close-packed section, and the surface of heating wire is equipped with exhausted on close-packed section
Edge layer, the spacing on close-packed section between adjacent heating wire are D, 0≤D≤2mm.
6. heat gun according to claim 5, which is characterized in that the close-packed section is in hollow helical form, on close-packed section
Spacing between adjacent heating wire is D, 0≤D≤1mm.
7. heat gun according to claim 6, which is characterized in that the close-packed section is laterally arranged and along mounting bracket
Heart axis direction is arranged；Alternatively, the close-packed section is longitudinally disposed, the central axis of close-packed section and the central axis of mounting bracket are different
Face is vertically arranged.
8. heat gun according to claim 6, which is characterized in that be equipped with the poly- of insulation in the hollow cavity of the close-packed section
Warmware, heat build-up part are ceramic tube or ceramics pole or quartz ampoule or quartz column.
9. heat gun as claimed in any of claims 1 to 8, which is characterized in that have first pair on the handle
Junction, the first interface are equipped with rotatable interface, and head has the second interface coordinated with the first interface, the second interface
Equipped with rotary joint, rotary joint is docked with rotatable interface, so that handle can relative rotation.
10. heat gun according to claim 9, which is characterized in that the heat gun further includes switching button, switching button
It is set on Handleset or on head, switching button has the latched position for limiting Handleset and head relative rotation
With the unlocked position to lift restrictions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810799324.4A CN108800560A (en) | 2018-07-19 | 2018-07-19 | A kind of multi-functional heat gun |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810799324.4A CN108800560A (en) | 2018-07-19 | 2018-07-19 | A kind of multi-functional heat gun |
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| CN108800560A true CN108800560A (en) | 2018-11-13 |
Family
ID=64077635
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810799324.4A Pending CN108800560A (en) | 2018-07-19 | 2018-07-19 | A kind of multi-functional heat gun |
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| WO2020148063A1 (en) * | 2019-01-14 | 2020-07-23 | Steinel Gmbh | Hot-air fan and method for operating same |
| WO2021058398A1 (en) * | 2019-09-27 | 2021-04-01 | Steinel Gmbh | Heat gun, and heating elements for a heat gun |
| WO2022016997A1 (en) * | 2020-07-24 | 2022-01-27 | 苏州宝时得电动工具有限公司 | Electric coupler, electric tool assembly, control device assembly and electric tool system |
| WO2022129551A1 (en) | 2020-12-18 | 2022-06-23 | Steinel Gmbh | Hot air fan |
| USD1032313S1 (en) | 2022-09-19 | 2024-06-25 | Steinel Gmbh | Hot air gun |
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Application publication date: 20181113 |