CN208432157U - Heating device and cold spark erupt machine - Google Patents
Heating device and cold spark erupt machine Download PDFInfo
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- CN208432157U CN208432157U CN201820842069.2U CN201820842069U CN208432157U CN 208432157 U CN208432157 U CN 208432157U CN 201820842069 U CN201820842069 U CN 201820842069U CN 208432157 U CN208432157 U CN 208432157U
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- heating element
- feed pipe
- feeding
- heating
- blanking
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Abstract
The utility model provides a kind of heating device and cold spark eruption machine, belongs to spark eruption apparatus field.Above-mentioned heating device mainly includes feed pipe and heating element, and heating element is sheet or tubular, and is connect with the feed pipe, and the heating element is made of cermet heating element.In use, being powered to heating element, the metal powder in feed pipe is heated to burning or more by heating element；Metal powder is sent in spraying device connected to it by charging ram.Due to using the heating element of cermet body production, heating efficiency is higher, and simply cost is relatively low for overall structure.Above-mentioned cold spark eruption machine uses above-mentioned heating device, so that simplifying overall structure reduces overall cost.
Description
Technical field
The utility model relates to sparks to erupt machine field, erupt machine in particular to a kind of heating device and cold spark.
Background technique
As all sizes activity such as stage, video display, exhibition is more and more abundant, it is desirable that be also continuously improved.Sponsor is
Manufacture shock, aestheticism stage effect, usually all can set off live atmosphere by contrast by setting off traditional fireworks, fireworks, allow performance
Movable climax happens frequently, and reaches good dance & art effect.
By being constantly progressive for development in science and technology, it there is now a kind of cool flame fire-fighting hair machine that raw material can be recycled, use
Principle is that the metal powder for selecting a kind of burning point lower by certain proportion mixing utilizes air-flow by being heated to certain temperature
Metal powder by heating burning is sprayed from eruption pipe, the oxygen in ejection process in air accelerates metal powder
Burning, forms gorgeous colorful low temperature spark in the sky.
Heating device complex process, the cost of manufacture of cold spark eruption machine in the prior art are high and heating efficiency compares
It is low.
Utility model content
The purpose of this utility model is to provide a kind of heating device, structure is simple and heating efficiency is relatively high.
The another object of the utility model is to provide a kind of cold spark eruption machine, and which employs above-mentioned heating devices.
The utility model is realized in this way:
A kind of heating device, for heating combustible, comprising:
Feed pipe, for the feed pipe for conveying combustible, the feed pipe includes air inlet；
Heating element, the heating element is sheet or tubular, and is connect with the feed pipe, the heating element
It is made of cermet heating element.
Further,
Be arranged with muff outside the feed pipe, the heating element setting the feed pipe and the muff it
Between.
The heating element is made of cermet heating element.
Further,
The air inlet is through the muff, the tube wall of the heating element and the feed pipe.
The heating element is made of cermet heating element.
Further,
It is provided with feeding push rod in the feed pipe, includes thread segment on the feeding push rod.
The heating element is made of cermet heating element.
Further,
It further include feeding axle bed, the feeding push rod is rotatably connected with the feeding axle bed.
The heating element is made of cermet heating element.
Further,
Feed opening is provided on the feeding axle bed, the feed opening extends to the thread segment of the feeding push rod.
One end of the feeding push rod is provided with pusher gear.
The heating element is made of cermet heating element.
Further,
One end of the feeding push rod is arranged in the feeding axle bed, and the feeding axle bed is directly set with the heating element
It is equipped with heat insulating mattress.
The heating element is made of cermet heating element.
Further,
It further include temperature element, the temperature element is connect with the feed pipe.
A kind of cold spark eruption machine, which is characterized in that including blanking device, driving device and the heating device, institute
It states and is provided with feeding push rod in feed pipe, include thread segment on the feeding push rod；
The blanking device is connect with the heating device；The driving device and the feeding push rod and the blanking fill
Set connection.
The heating element is made of cermet heating element.
Further,
The blanking device includes blanking shaft, and the end of the blanking shaft is provided with blanking gear；The feeding pushes away
The end of bar is provided with feeding gear, and the driving device includes driving gear；
The driving gear is engaged with the feeding gear, and the feeding gear is engaged with the blanking gear.
The beneficial effects of the utility model are:
The heating device that the utility model obtains by above-mentioned design, in use, being powered to heating element, heating element will
Metal powder in feed pipe is heated to burning or more；Metal powder is sent to spraying device connected to it by charging ram
In.Due to use cermet body production heating element, heating efficiency is higher, and the simple cost of overall structure compared with
It is low.
The cold spark that the utility model obtains by above-mentioned design erupts machine, and which employs above-mentioned heating devices, to make
Overall structure, which must be simplified, reduces overall cost.
Detailed description of the invention
It, below will be to required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore not
It should be considered as the restriction to range, for those of ordinary skill in the art, without creative efforts,
It can also be obtained according to these attached drawings other relevant attached drawings.
Fig. 1 is the cross-sectional view of cold spark eruption machine provided by the embodiment of the utility model；
Fig. 2 is the cross-sectional view of heating device provided by the embodiment of the utility model；
Fig. 3 is the structural schematic diagram of feed pipe and heating element in other embodiments provided by the utility model；
Fig. 4 is the explosive view of feed pipe and heating element in other embodiments provided by the utility model；
Fig. 5 is blanking device structural schematic diagram in other embodiments provided by the utility model；
Fig. 6 is other injection direction mounting structure schematic diagrams of spraying device in other embodiments provided by the utility model.
Icon: the cold spark of 100- erupts machine；110- blanking device；112- storage bin；114- blanking component；1142- blanking
Axle bed；1144- blanking bar；1146- blanking gear；116- blanking connecting tube；117- blanking screw rod；118- blanking motor；119-
Blanking funnel；120- heating device；121- feed pipe；122- feeding push rod；123- feeding gear；124- heating element；125-
Heat preservation member；126- temperature element；127- heat insulating mattress；128- feeding axle bed；130- air supply device；140- spraying device；142- spray
Hair pipe；144- spray head；150- driving device；152- motor；154- driving gear.
Specific embodiment
It is practical below in conjunction with this to keep the purposes, technical schemes and advantages of the utility model embodiment clearer
The technical solution in the utility model embodiment is clearly and completely described in attached drawing in novel embodiment, shows
So, described embodiment is a part of embodiment of the utility model, rather than whole embodiments.It is practical based on this
Embodiment in novel, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment is fallen within the protection scope of the utility model.
Therefore, the detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit below and is wanted
The scope of the utility model of protection is sought, but is merely representative of the selected embodiment of the utility model.Based on the utility model
In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Mode is fallen within the protection scope of the utility model.
In the description of the present invention, it should be understood that indicating position or the term of positional relationship are based on attached drawing
Shown in orientation or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion institute
The equipment or element of finger must have a particular orientation, is constructed and operated in a specific orientation, therefore should not be understood as to this reality
With novel limitation.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, or
The utility model product using when the orientation or positional relationship usually put, be merely for convenience of description the utility model and letter
Change description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation construct and
Operation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second ", " third " etc. are only used for area
Divide description, is not understood to indicate or imply relative importance.
In addition, the terms such as term "horizontal", "vertical", " pendency " are not offered as requiring component abswolute level or pendency, and
It is that can be slightly tilted.It is not to indicate the structure if "horizontal" only refers to that its direction is more horizontal with respect to for "vertical"
It has to fully horizontally, but can be slightly tilted.
In the present invention unless specifically defined or limited otherwise, fisrt feature is on or below second feature
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature is on second feature, top and above include fisrt feature the
Right above two features and oblique upper, or first feature horizontal height is merely representative of higher than second feature.Fisrt feature is in the second spy
Under sign, lower section and fisrt feature included below be directly below and diagonally below the second feature, or be merely representative of fisrt feature level
Height is less than second feature.
Embodiment:
Referring to FIG. 1, present embodiments providing a kind of cold spark eruption machine 100, it is mainly used for combustible metallic powders
It is erupted after being heated to burning or more.Above-mentioned cold spark eruption machine 100 mainly includes blanking device 110, heating device
120, air supply device 130, spraying device 140 and driving device 150, blanking device 110 is for storing metal powder and its is defeated
Heating device 120 is given, heating device 120 is transported in spraying device 140 after metal powder is heated to burning or more, send
Wind apparatus 130 blows to the metal powder of burning in the air using wind-force.
Specifically, with continued reference to FIG. 1, blanking device 110 includes storage bin 112 and blanking component 114, storage bin 112
For storing combustible metallic powders；Under gravity, metal powder is fallen in blanking component 114.Blanking component 114 includes
Cylindric blanking axle bed 1142,1142 both ends of blanking axle bed be provided with bearing (can be oiled washer in other embodiments,
Such as graphite gasket, metal washer, plastic washer, ceramic washer).Threaded blanking bar 1144 is set in blanking axle bed 1142,
The both ends of blanking bar 1144 are connect with two bearings (or washer) respectively；And the end of blanking bar 1144 is additionally provided with blanking tooth
Wheel 1146.
The both ends of blanking axle bed 1142 are each provided with a through-hole.One through-hole is used to be connected to storage bin 112, another
Through-hole is for connecting blanking connecting tube 116.Metal powder in storage warehouse from being dropped into upper through-hole in blanking axle bed 1142,
Blanking bar 1144 is rotated by driving device 150, and metal powder is transported to blanking by screw conveying structure and is connected
In adapter tube 116.Blanking connecting tube 116 is vertically arranged, and is connected with heating device 120 below.
In other examples, blanking device 110 can also be using the structure in Fig. 5；Blanking screw rod 117 is arranged in storage bin
112 lower section, blanking motor 118 and blanking screw rod 117 are sequentially connected.Gold when blanking screw rod 117 rotates, in storage bin 112
Belong to powder to be transported in blanking funnel 119 and then fall in heating device 120.
Referring to FIG. 2, heating device 120 includes feed pipe 121 and feeding push rod 122, feed pipe 121 is set in feeding and pushes away
On bar 122.It is generally cylindric on feed pipe 121, feed inlet, the other end and spraying device are provided on the tube wall of one end
140 connections.The outer surface of feed pipe 121 is provided with heating element 124, and in the present embodiment, heating element 124 is cartridge heater, adds
Hot cylinder is set on feed pipe 121.Also, heating element 124 is made of cermet heating element.
Cermet heating element, which refers to, is printed on tungsten either molybdenum manganese slurry on ceramics curtain coating green body, by hot pressing
Lamination, then in the case where 1600 DEG C of nitrogen atmospheres are protected, ceramic heating element made of ceramics and metal are sintered jointly；It includes oxidation
One of aluminium, zirconium oxide, aluminium nitride are a variety of.Cermet heating element has corrosion-resistant, high temperature resistant, service life length, efficiently section
Can, the advantages that temperature is uniform, heating conduction is good, thermal compensation speed is fast, and be free of lead, cadmium, mercury, Cr VI, polybrominated biphenyls,
The harmful substances such as polybrominated diphenyl ethers meet the environmental requirements such as European Union.Cermet heating element is a kind of environment-protecting energy-saving efficient
Ceramic heating element compares PTC ceramics heater, has 20~30% electric energy of saving in the case of identical heating effect.
Relative to electromagnetic induction heating mode in the related technology, complicated circuit is eliminated using cermet heating element
With more component, overall cost is reduced.Relative to PTC ceramics heater or electrothermal tube, heating wire, approximate ceramic heating
Body heating efficiency is higher, and service life is longer, it is not easy to damage.
Feeding push rod 122 includes linkage section and thread segment, and thread segment is used to convey the metal powder in feed pipe 121, even
Section is connect for fixing entire feeding push rod 122 and connecting with driving device 150.Specifically, one end of feeding push rod 122 is provided with
Feeding axle bed 128 is provided with high-temperature bearing in feeding axle bed 128, and linkage section is mounted in high-temperature bearing, and the end of linkage section is set
It is equipped with feeding gear 123.
In order to improve the availability that heating element 124 generates heat, guarantor is also arranged in the outside of heating element 124
Warm part 125, is additionally provided with heat insulating mattress 127 between heating element 124 and feeding axle bed 128；To prevent heat loss.Also,
Heating cushion can also prevent the damage for leading to high-temperature bearing in heat transfer to feeding axle bed 128 and heat transfer from connecting to feeding bearing
The body skeleton connect causes body to overheat.
In addition, being provided with air inlet on heating device 120, air inlet one end is in communication with the outside, the other end and feed pipe
121 inside connections.
In order to monitor the size that the temperature inside feed pipe 121 is conveniently adjusted supply current, also set up on feed pipe 121
There is temperature element.
With continued reference to FIG. 1, the end of feed pipe 121 is connected with spraying device 140, spraying device 140 includes eruption pipe
142 and spray head 144, it erupts and is provided with through-hole on the tube wall of pipe 142, through-hole is connected to feed pipe 121.Erupt one end of pipe 142
It is provided with rotation sprayer 144, the other end is provided with air supply device 130.
Driving device 150 includes motor 152 and driving gear 154, and motor 152 and driving gear 154 are sequentially connected, actively
Gear 154 is engaged with feeding gear 123, and feeding gear 123 is engaged with blanking gear 1146.In other implementations, driving gear
It can be with direct-drive blanking gear, then by blanking gear drive feeding gear；Alternatively, above-mentioned transmission mechanism can also use chain
Or V belt translation；Transmission gear can be using spur gear, bevel gear or helical gear cold colored eruption machine provided by the utility model
Application method and working principle are as follows:
In use, first combustible metallic powders are filled into storage bin 112, then start driving device 150 and heating dress
120 are set, driving device 150 drives blanking bar 1144 to rotate, so that the metal powder fallen from storage bin 112 is transported to blanking
The upper end of connecting tube 116, and fallen in feed pipe 121 by blanking connecting tube 116.Under the driving of driving device 150, feeding
Push rod 122 rotates, and metal powder is transported at heating element 124 and is heated, and continues for the metal powder after heating to be transported to
It erupts in pipe 142.Air supply device 130 is up or past using the angle that wind-force installs the metal powder of burning according to air supply device
The fixed eruption of lower or inclination can also be installed spray head 144 up or down by selectivity or Sloped rotating eruption is arrived to aerial
The aerial spark (such as Fig. 6) for forming style formula effect.It should be noted that the present embodiment is in the numerous embodiments of the utility model
One kind.Such as Fig. 3 and Fig. 4, in other embodiments, heating element 124 can be laminated structure；The outer surface of pusher pipe can be with
It is rectangular or polygon；One or more pieces heating elements 124 are connected on the tube wall of pusher pipe.
Above description is merely a prefered embodiment of the utility model, is not intended to limit the utility model, for
For those skilled in the art, various modifications and changes may be made to the present invention.All spirit and original in the utility model
Within then, any modification, equivalent replacement, improvement and so on be should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of heating device, for heating combustible characterized by comprising
Feed pipe, for the feed pipe for conveying combustible, the feed pipe includes air inlet；
Heating element, the heating element is sheet or tubular, and is connect with the feed pipe, and the heating element is by metal
Ceramic heating element is made.
2. heating device according to claim 1, it is characterised in that:
Muff is arranged with outside the feed pipe, the heating element is arranged between the feed pipe and the muff.
3. heating device according to claim 2, it is characterised in that:
The air inlet is through the muff, the tube wall of the heating element and the feed pipe.
4. heating device according to claim 1, it is characterised in that:
It is provided with feeding push rod in the feed pipe, includes thread segment on the feeding push rod.
5. heating device according to claim 4, it is characterised in that:
It further include feeding axle bed, the feeding push rod is rotatably connected with the feeding axle bed.
6. heating device according to claim 5, it is characterised in that:
Feed opening is provided on the feeding axle bed, the feed opening extends to the thread segment of the feeding push rod.
7. heating device according to claim 5, it is characterised in that:
One end of the feeding push rod is arranged in the feeding axle bed, and the feeding axle bed is provided directly with the heating element
Heat insulating mattress.
8. heating device according to claim 1, it is characterised in that:
It further include temperature element, the temperature element is connect with the feed pipe.
9. a kind of cold spark erupts machine, which is characterized in that including any one of blanking device, driving device and claim 1 to 8 institute
The heating device stated is provided with feeding push rod in the feed pipe, includes thread segment on the feeding push rod；
The blanking device is connect with the heating device；The driving device and the feeding push rod and the blanking device connect
It connects.
10. cold spark according to claim 9 erupts machine, it is characterised in that:
The blanking device includes blanking shaft, and the end of the blanking shaft is provided with blanking gear；The feeding push rod
End is provided with feeding gear, and the driving device includes driving gear；One end of the feeding push rod is provided with pusher gear；
The driving gear is engaged with the feeding gear, and the feeding gear is engaged with the blanking gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820842069.2U CN208432157U (en) | 2018-06-01 | 2018-06-01 | Heating device and cold spark erupt machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820842069.2U CN208432157U (en) | 2018-06-01 | 2018-06-01 | Heating device and cold spark erupt machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208432157U true CN208432157U (en) | 2019-01-25 |
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ID=65100461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820842069.2U Active CN208432157U (en) | 2018-06-01 | 2018-06-01 | Heating device and cold spark erupt machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN208432157U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111520741A (en) * | 2020-04-30 | 2020-08-11 | 湖南尚花科技有限公司 | Metal powder ignition device |
-
2018
- 2018-06-01 CN CN201820842069.2U patent/CN208432157U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111520741A (en) * | 2020-04-30 | 2020-08-11 | 湖南尚花科技有限公司 | Metal powder ignition device |
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