CN201063879Y - Direct blowing type air knife heater - Google Patents
Direct blowing type air knife heater Download PDFInfo
- Publication number
- CN201063879Y CN201063879Y CNU2007200965768U CN200720096576U CN201063879Y CN 201063879 Y CN201063879 Y CN 201063879Y CN U2007200965768 U CNU2007200965768 U CN U2007200965768U CN 200720096576 U CN200720096576 U CN 200720096576U CN 201063879 Y CN201063879 Y CN 201063879Y
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- Prior art keywords
- porcelain piece
- insulating porcelain
- direct
- heating element
- knife heater
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Abstract
The utility model relates to a direct-fired type air knife heater, comprising a shell, an insulating porcelain piece, a heating element, a thermal insulation layer, a heating controller and a coupling base, wherein the insulating porcelain piece is arranged inside the shell and has the middle part separated by the thermal layer; the insulating porcelain piece is provided inside with the heating element; the utility model is characterized in that baffle rings which are arranged on both sides of the insulating porcelain piece are combined with the insulating porcelain piece into a whole, the insulating porcelain piece is piled up by two sections of the upper section and the lower section, an earth terminal is fixedly connected with the coupling base. The utility model has the advantages of simple structure, high working efficiency and safety and reliability; moreover, the heating element and the earth terminal are uneasy to damage and fall off.
Description
Technical field
The utility model relates to a kind of heater, relates to the invention of the not fragile and direct-firing knife heater aspect that comes off of a kind of efficiency of heating surface height, heating element and earth terminal or rather.
Background technology
At present, being used for the existing heater of (as PET) bottle base of heating of plastic material, is the critical component of bottle blowing machine.Original knife heater is by housing, the insulation layer in the heating element (resistance wire) in the insulating porcelain piece in the housing, insulating porcelain piece, housing, and the connection seat of heating controller and lower housing portion is formed.Forced air enters the insulating porcelain piece of hollow from the air inlet on the connection seat, through heating element heating in the porcelain spare.Hot blast up to more than 400 degrees centigrade is done manual work from the nozzle ejection of housing front end.Because heating-up temperature is higher, the wall thickness of the many scallop holes of former insulating porcelain piece hollow space is not enough, cause calorific intensity not enough, fragile, again because two baffle rings in two ends of insulating porcelain piece are independent removable mountings, and insufficient strength, so with the mutual pivoting friction of insulating ceramic, also often damage after entering forced air, fragment is easily blocked the nozzle gas outlet, make it and to work, and cause burning of rear end heating controller.In addition, former heating element surface loading is too high, fragile; Earth terminal is located on the barrel and easily comes off, and is dangerous, reliable.
This shows that above-mentioned existing knife heater still has many defectives, and demands urgently being improved.
Because the defective that above-mentioned existing knife heater exists, the design people is based on being engaged in this type of product design manufacturing for many years, amassing has abundant practical experience and professional knowledge, actively studied innovation, in the hope of founding a kind of direct-firing knife heater that improves molding structure, can improve the general molding structure of existing conventional knife heater on the market, make it have more competitiveness.Through constantly research, design, and after studying sample and improvement repeatedly, create the utility model that has practical value finally.
The utility model content
Technical problem underlying to be solved in the utility model is, overcomes the defective that existing knife heater exists, and a kind of direct-firing knife heater of new structure is provided, and makes its high efficiency, and is not fragile, safe and reliable.
The utility model solves its technical problem underlying and realizes by the following technical solutions.Direct-firing knife heater according to the utility model proposes comprises housing, insulating porcelain piece, heating element, the insulation layer, heating controller, connection seat, wherein insulating porcelain piece places in the housing, the centre separates with the insulation layer, is provided with heating element in the insulating porcelain piece, it is characterized in that: baffle ring and insulating porcelain piece that the insulating porcelain piece two ends are provided with form an integral body, insulating porcelain piece by up and down two dress is built into, earth terminal is fixed on the connection seat.
The utility model solves its technical problem and can also adopt following technical measures further to realize.
Preceding described housing is welded on the stainless steel cylinder by the stainless steel conical nozzle, and middle the rolling along circumference of barrel has a groove, and the rear end is provided with connecting hole.
Preceding described insulating porcelain piece central part is provided with 18 circular wind hole, 2 through wires holes crossed.
Preceding described heating element is a resistance wire, and the diameter of resistance wire is 0.8mm.
Preceding described heating element is wound in spirality and back and forth is wrapped on the insulating porcelain piece.
Roundlet pylon on the preceding described connection seat is provided with the bayonet socket that is connected with heating controller, and pedestal is provided with the air intake interface, power interface, control signal interface, display lamp interface, connecting hole and earth terminal interface.
Preceding described thermal insulation board is fixed in the heating controller front end, and with terminal is affixed excessively.
The utility model compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, the utility model is owing to adopt technique scheme, and make it: 1, the baffle ring at the two ends of insulating porcelain piece and insulating porcelain piece body become one, and intensity increases greatly, have avoided mutual pivoting friction to cause the problem of damaging again.Simultaneously 18 ventilation holes of insulating porcelain piece inside are all done circularly,, increased effective thickness guaranteeing that former ventilation hole sectional area simultaneously, has improved the shape of hole wall between the ventilation hole.In addition, two were built into dress about insulating porcelain piece was changed into by integral body, thereby effectively reduced axial thermal expansion, had strengthened calorific intensity, had reduced the damage of this insulating porcelain piece.Calorific intensity is increased greatly, effectively avoided the thin calorific intensity of wall low, insulating porcelain piece very easily hardening cracks, and burns out, and heating element (resistance wire) is prone to the phenomenon of puncture, and the amount of stored heat of insulating porcelain piece is increased, and has avoided heat to expend in vain.
2, increase heater element resistance silk sectional area, under the prerequisite that guarantees rated power, reduced the surface loading of heating element.Hot property when resistance wire is worked under same high-temperature shows better, longer service life.
3, earth terminal is fixed on the connection seat, and difficult drop-off is easy to overall assembling, has improved the security reliability of electrical equipment.
The utility model improves the insulating porcelain piece structural design, increases its calorific intensity and improves the resistance wire structure, reduces surface loading, life of product is doubled about, greatly reduce to consume and improved economic benefit.
In sum, the utility model really belongs to innovation on the kenel of space, and has the multinomial effect of enhancement than existing product, and simple in structure, is suitable for practicality, has the extensive value of industry.It is in limited field, technical development space, no matter structurally or bigger improvement all arranged on the function, and have large improvement technically, and produced handy and practical effect, and has the effect of enhancement really, thereby being suitable for practicality more, really is a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction partly of technical solutions of the utility model feature, for making the professional and technical personnel can clearer understanding technological means of the present utility model, and can be implemented according to the content of specification, below with preferred embodiment of the present utility model and conjunction with figs. describe in detail as after.
Embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is the structural representation of the direct-firing knife heater of the utility model.
Fig. 2 is the structural representation of the housing of the direct-firing knife heater of the utility model.
Fig. 3-the 1st, the main TV structure schematic diagram of the insulating porcelain piece of the direct-firing knife heater of the utility model.
Fig. 3-the 2nd, the plan structure schematic diagram of the insulating porcelain piece of the direct-firing knife heater of the utility model.
Fig. 4-the 1st, the main TV structure schematic diagram of the heating element of the direct-firing knife heater of the utility model.
Fig. 4-the 2nd, the A of Fig. 4-1 is to structural representation.
Fig. 5-the 1st, the main TV structure schematic diagram of the connection seat of the direct-firing knife heater of the utility model.
Fig. 5-the 2nd, the A of Fig. 5-1 is to structural representation.
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, to according to its embodiment, structure, feature and the effect thereof that the utility model proposes, describe in detail as after.
1-housing 2-insulating porcelain piece
3-heating element 4-insulation layer
5-thermal insulation board 6-crosses terminal
7-heating controller 8-connection seat
9-sealing ring 10-air intake interface
11-power interface 12-control signal interface
13-heating controller bayonet socket 14-display lamp interface
15-conical nozzle 16-groove
17-connecting hole 18-cylindrical shell
3-1 is that front view 3-2 is a vertical view
19-through wires hole 20-ventilation hole
21-baffle ring 22-heater strip
23-lead-in wire 24-earth terminal
The 25-connecting hole
See also shown in Figure 1, the direct-firing knife heater of the utility model, it mainly comprises housing-1, insulating porcelain piece-2, heating element-3, insulation layer-4, heating controller-7, connection seat-8, wherein: housing-1 is for stainless steel conical nozzle-15 and stainless steel cylinder-18 are welded into, and a groove-16 that 1mm is dark is along the circumferential direction rolled in the centre, can't move freely to limit insulating porcelain piece-2, front end is welded with stainless steel conical nozzle-15, the ejection of heat supply air-flow.Housing-1 back-end device has connection seat-8, which is provided with air intake interface-10, in order to air intake; Power interface-12 is in order to connect electrical source of power; Control signal interface-11 connects signal source; Display lamp interface-14 is to connect display; Heating controller-7 also is connected on the connection seat by heating controller bayonet socket-13.The front end of heating controller affixed thermal insulation board-5, and with cross terminal-6 in the high temperature wire lead-in wire that passes through-23 be connected with heater, heating controller-7 is welded on by electronic devices and components on the printed substrate of particular design and forms.It is according to the operate as normal of the command signal control knife heater of computer input.When overtemperature occurring when unusual, promptly cut off the electricity supply automatically, wait to recover just often energized work automatically again, with the protection relevant device.
Referring to accompanying drawing 2, housing is to be welded by stainless steel conical nozzle-15 and stainless steel cylinder-18, cylindrical shell-18 middle part shuts out groove-16 one along circumference, form a circle projection annulus in its cylindrical shell, block insulating porcelain piece-2, make it and can not move, two connecting holes-17 are arranged at the bottom, make cylindrical shell-18 and connection seat-8 affixed.
Referring to accompanying drawing 3, insulating porcelain piece-2 is formed by the refractory material sintering, has insulation, and is heat insulation, the performance of accumulation of heat; The baffle ring 21 at its two ends withstands on respectively in nozzle and housing-1 barrel and rolls on the protruding circular ring of groove-16, in order to the location; Referring to Fig. 3-1, heating element-3 (referring to accompanying drawing 3-2) the center line side that uniform shape in the shape of a spiral twines in its 18 ventilation holes that axially arrange is provided with two through wires holes-19, connects conductor leading-23 for heating element and passes through.Insulating porcelain piece-2 cylindrical outer wall is up and down between two baffle rings, to twine insulation layer-4, in order to prevent the loss of heating element distribute heat, and simultaneously in order to fix the center of this insulating porcelain piece-2 in housing-1 cylinder-18, this insulation layer-4 is made by several layers of alumina silicate fibre blanket or fabric strip, belong to the novel energy-conserving insulation material, can reach heat insulation effect preferably.
Referring to accompanying drawing 4, heating element-3 is made helical form heater strip-22 by the high-resistance electrothermic alloy filament winding, pass ventilation hole-20, back and forth be wrapped in the insulating porcelain piece-2, its lead-in wire-23 (connection lead) was received on the power interface of heating controller-7-11 by passing terminal-6 behind the through wires hole-19 again, mate suitable power, make air-flow moment of passing through fast be heated to required working temperature after the energising.
Referring to accompanying drawing 5, connection seat is processed by alloy aluminum, and its central part is established the heating controller bayonet socket-13 of a cylinder table heating controller-7, and to be connected with heating controller-7, outer rim is established two connecting holes-25, with affixed with housing-1.And establish a road sealing groove, to put silica gel O RunddichtringO-9.The end is provided with earth terminal-24, air intake interface-10, power interface-11, control signal interface-12 and display lamp interface-14.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.
Claims (7)
1. a direct-firing knife heater comprises housing, insulating porcelain piece, heating element, the insulation layer, heating controller, connection seat, wherein insulating porcelain piece places in the housing, the centre separates with the insulation layer, is provided with heating element in the insulating porcelain piece, it is characterized in that: baffle ring and insulating porcelain piece that the insulating porcelain piece two ends are provided with form an integral body, insulating porcelain piece by up and down two dress is built into, earth terminal is fixed on the connection seat.
2. direct-firing knife heater according to claim 1 is characterized in that: wherein said housing is welded on the stainless steel cylinder by the stainless steel conical nozzle, and middle the rolling along circumference of barrel has a groove, and the rear end is provided with connecting hole.
3. direct-firing knife heater according to claim 2 is characterized in that: wherein said insulating porcelain piece central part is provided with 18 circular wind hole, 2 through wires holes crossed.
4. direct-firing knife heater according to claim 3 is characterized in that: wherein said heating element is a resistance wire, and the diameter of resistance wire is 0.8mm.
5. direct-firing knife heater according to claim 4 is characterized in that: wherein said heating element is wound in spirality and back and forth is wrapped on the insulating porcelain piece.
6. direct-firing knife heater according to claim 5, it is characterized in that: the roundlet pylon on the wherein said connection seat is provided with the bayonet socket that is connected with heating controller, pedestal is provided with the air intake interface, power interface, the control signal interface, display lamp interface, connecting hole and earth terminal interface.
7. direct-firing knife heater according to claim 6 is characterized in that: wherein said thermal insulation board is fixed in the heating controller front end, and with terminal is affixed excessively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200965768U CN201063879Y (en) | 2007-07-02 | 2007-07-02 | Direct blowing type air knife heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200965768U CN201063879Y (en) | 2007-07-02 | 2007-07-02 | Direct blowing type air knife heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201063879Y true CN201063879Y (en) | 2008-05-21 |
Family
ID=39452266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200965768U Expired - Fee Related CN201063879Y (en) | 2007-07-02 | 2007-07-02 | Direct blowing type air knife heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201063879Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103884049A (en) * | 2012-12-20 | 2014-06-25 | 松下电器产业株式会社 | Dehumidification Equipment |
-
2007
- 2007-07-02 CN CNU2007200965768U patent/CN201063879Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103884049A (en) * | 2012-12-20 | 2014-06-25 | 松下电器产业株式会社 | Dehumidification Equipment |
| CN103884049B (en) * | 2012-12-20 | 2020-10-16 | 松下知识产权经营株式会社 | Dehumidifying device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080521 Termination date: 20110702 |