CN201968854U - Dentistry wax knife heater - Google Patents
Dentistry wax knife heater Download PDFInfo
- Publication number
- CN201968854U CN201968854U CN2011200087473U CN201120008747U CN201968854U CN 201968854 U CN201968854 U CN 201968854U CN 2011200087473 U CN2011200087473 U CN 2011200087473U CN 201120008747 U CN201120008747 U CN 201120008747U CN 201968854 U CN201968854 U CN 201968854U
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- CN
- China
- Prior art keywords
- heating
- circuit board
- control circuit
- knife
- wax
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a dentistry wax knife heater, which comprises a shell. A heating hole surface is arranged on the shell, a control circuit board is disposed in the shell, a heating recess is arranged on the heating hole surface, an inductance coil is wound on the inner wall, which is located on the shell, of the heating recess, the inductance coil is in control connection with the control circuit board, and the control circuit board is further electrically connected with a power cord. The dentistry wax knife heater generates an alternating magnetic field via the inductance coil wound on the heating recess by the aid of alternating current and electromagnetically heats an iron wax knife extending into the heating recess, due to characteristics of electromagnetic heating, a knife head of the wax knife can be heated to the temperature about 100 DEG C by one to two seconds, furthermore, as heating time is extremely short, heat of the knife head of the wax knife cannot be conducted to a knife body, and the temperature of a wax knife hilt gripped by an operator is not changed basically. In addition, when the wax knife does not extend into the heating recess, the heater only consumes quite low standby power, and more electric consumption is saved.
Description
Technical field
This utility model relates to a kind of dentistry skilled worker's apparatus, particularly relates to a kind of wax spatula heating apparatus that melts wax correction tooth mould that is used for making the artificial tooth process.
Background technology
Wax spatula is the instrument that a kind of department of prosthetic dentitry is made artificial tooth wax shape, and traditional pure manual wax spatula need be with the heating of alcohol burner naked light, and the skilled worker has time of 50% to be used for heating cutter when using this product approximately, and work efficiency is very low, now not quite adopts; Existing wax spatula adopts electrically heated mode substantially, as Chinese utility model patent " a kind of electric wax spatula " (patent No.: CN200920190504.9) disclose a kind of electric wax spatula, comprise control centre, control centre is provided with switch, also is provided with temperature regulating switch, temperature indicator and two delivery outlets in the control centre.Temperature regulating switch has two groups, delivery outlet of the corresponding control of each group temperature regulating switch, and temperature indicator has two, the corresponding delivery outlet of each temperature indicator.Be provided with wide voltage source integrated circuit in the control centre, adopted electric wax spatula of the present utility model, because it is provided with two groups of temperature regulating switch, two temperature indicators and two delivery outlets, utilize an electric wax spatula to work together simultaneously for two people, improved usage ratio of equipment; Utilize temperature regulating switch can regulate the operating temperature of electric wax spatula, operating temperature is simultaneously displayed on the temperature indicator, make the operating accuracy of electric wax spatula more reliable, but electric heater was in the long-term work state when the electric wax spatula that adopts this version was worked, and electrically heated efficient is relatively low, power consumption is relatively wasted, simultaneously, handle and control centre are connected with electric wire, and be connected with civil power on the electric wire, electric wire is mixed other object on the workbench easily on the one hand, and being connected with civil power causes electric power accident to operator easily not on the one hand.In addition, since longer to the heat time heating time of wax spatula, the high temperature of wax spatula cutter head is transmitted on the handle, both influenced operator's operation, cause unnecessary heat waste again.
The utility model content
For overcoming above-mentioned defective, this utility model aims to provide a kind of sound in short-term and efficiently wax spatula is heated, and has the wax spatula heater than strong security simultaneously again.
For achieving the above object, the technical solution adopted in the utility model is: a kind of dentistry wax spatula heater, comprise housing, has a bottoming hole face on the described housing, be provided with control circuit board in the described housing, described bottoming hole face is provided with a heating pothole, and described heating pothole is positioned on the inwall of housing and is wound with inductance coil, described inductance coil and control circuit board control connection, described control circuit board also is electrically connected with power line.
Also be provided with on and off switch on the described housing, described on and off switch and control circuit board control connection.
Display lamp, described display lamp and the control circuit board control connection of establishing on the described bottoming hole face face.
An also sheathed protective sleeve in the described heating pothole.
The bottom surface of bottoming hole face and housing is 50-80 degree angle.
Be provided with radiator fan, described radiator fan and control circuit board control connection near the inductance coil place on the bottom surface of described housing.
Adopted dentistry wax spatula heater of the present utility model, utilize alternating current to generate alternating magnetic field by the inductance coil that is wrapped on the heating pothole, the iron wax spatula that probes in the heating pothole is carried out the electromagnetism heating, because the feature of electromagnetism heating, only need 1-2 second to be heated to temperature about 100 ℃ to the cutter head of wax spatula, because the time compole of heating is short, and the heat of wax spatula cutter head has little time to be transmitted on the blade, the wax spatula handle place temperature that the operator hands does not have to change substantially in addition.In addition, when wax spatula did not probe into the heating pothole, heater only consumed minimum stand-by electric, has saved the consumption of electric power more.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Among the figure: the 1-housing, 2-heats pothole, 3-control circuit board, 4-inductance coil, 5-power line, 6-bottoming hole face, 7-on and off switch, 8-display lamp, 9-protective sleeve, 10-bottom surface, 11-radiator fan.
The specific embodiment
Electromagnetic induction heating is with alternating current, convert alternating magnetic field to by inductance coil (induction coil) after, act on the metal works that is in the electromagnetic field.At this moment just can produce the rotatory current (eddy current) of many closures in workpiece naturally, this electric current is (being equivalent to short circuit current) greatly. because electric current has heat effect, so nature can produce a lot of heats.In addition, workpiece inside also exists a kind of magnetic hystersis loss, and it also can make the certain heat of the inner generation of workpiece.Therefore, workpiece just can sharply heat up in the extremely short time (how in second), and induction coil generally requires by the higher temperature line coiling according to different temperatures, and heated body will have magnetic property, otherwise effect can differ from not even generation heat.
As shown in Figure 1, the utility model discloses a kind of dentistry wax spatula heater, comprise housing 1, usually housing 1 is a cuboid, in the shape of cavity is arranged, has a bottoming hole face 6 on the described housing 1, described bottoming hole face 6 is located on the minor face of housing 1 usually, be provided with control circuit board 3 in the described housing 1, described control circuit board 3 is fixed on bottom surface 10 inner surfacies of housing 1 usually, described bottoming hole face 6 is provided with a heating pothole 2, described heating pothole 2 is positioned on the inwall of housing 1 and is wound with inductance coil 4, described inductance coil 4 adopts the high temperature wire coiling, described inductance coil 4 and control circuit board 3 control connections, and described control circuit board 3 also is electrically connected with power line 5.
Also be provided with on and off switch 7 on the described housing 1, described on and off switch 7 and control circuit board 3 control connections.
During concrete operations, earlier by on and off switch 7 energized, when operator probe into the cutter head of wax spatula made of iron in the heating pothole 2, inductance coil 4 is sensed wax spatula, and make inductance coil 4 energising by control circuit board 3, what for safety, common inductance coil 4 led to is that voltage is the safety about 12V.At this moment, produce eddy current in the cutter head, in the extremely short time, the cutter head of wax spatula part heats up rapidly, only needs 1-2 second usually, can make the cutter head of wax spatula reach operating temperature about 100 ℃.
In order to guarantee that the temperature after the heating of wax spatula is unlikely to Tai Gao or too low, the bi-colour LED of establishing on 6 in the described bottoming hole face of dentistry wax spatula heater of the present utility model 8, described display lamp 8 and control circuit board 3 control connections.The main effect of display lamp 8 is warm-up times of indication control wax spatula, and when energized, display lamp 8 be green, and when the cutter head of wax spatula probeed into heating pothole 2, inductance coil 4 was sensed to switch on behind the cutter head that needs heat and heated.Meanwhile, 3 pairs of display lamps 8 of control circuit board send signal, make the display lamp green become redness, after through the time of setting, be generally 1-2 second, control circuit board 3 makes inductance coil 4 outages, and display lamp 8 sent signal, and making display lamp 8 flickers, heating finishes.Operator can remove the finishing of carrying out wax-pattern to wax spatula.
Touch the breakage that heating pothole 2 causes heating pothole 2 for a long time for fear of wax spatula on the one hand; also be for convenient on the other hand to the foreign material cleaning that falls in the heating pothole 2, an also sheathed protective sleeve 9 in the described heating pothole 2 of dentistry wax spatula heater of the present utility model.The outer wall of described protective sleeve 9 must be complementary with the inwall of heating pothole 2; certainly the material of protective sleeve 9 must be made for nonconducting plastic or other material; like this; wax spatula only directly touches protective sleeve 9; even also only need the minimum protective sleeve 9 of replacement cost behind the life-time service; simultaneously, foreign material also only can fall into protective sleeve 9, only need that protective sleeve 9 is extracted out heating potholes 2 and can in time clear up foreign material in the heating pothole 2.
Because the height of heater has only about 10 centimetres usually, and operator's operation height is usually above this height, operator's is easy to operate for convenience, and the described bottoming hole face 6 of dentistry wax spatula heater of the present utility model is 50-80 degree angle with the bottom surface 10 of housing 1.
Because after the heater long-term work, inductance coil 4 can generate heat, and is overheated in order to prevent inductance coil 4, is provided with radiator fan 11 near inductance coil 4 places on the bottom surface 10 of described housing 1, described radiator fan 11 and control circuit board 3 control connections.Dispel the heat by 11 pairs of inductance coils 4 of radiator fan, can prevent effectively that inductance coil 4 is overheated.
Claims (6)
1. dentistry wax spatula heater, comprise housing (1), it is characterized in that having a bottoming hole face (6) on the described housing (1), be provided with control circuit board (3) in the described housing (1), described bottoming hole face (6) is provided with a heating pothole (2), described heating pothole (2) is positioned on the inwall of housing (1) and is wound with inductance coil (4), described inductance coil (4) and control circuit board (3) control connection, described control circuit board (3) also is electrically connected with power line (5).
2. dentistry wax spatula heater according to claim 1 is characterized in that also being provided with on the described housing (1) on and off switch (7), described on and off switch (7) and control circuit board (3) control connection.
3. dentistry wax spatula heater according to claim 1 is characterized in that display lamp (8), described display lamp (8) and control circuit board (3) control connection of establishing on described bottoming hole face (6) face.
4. dentistry wax spatula heater according to claim 1 is characterized in that an also sheathed protective sleeve (9) in the described heating pothole (2).
5. dentistry wax spatula heater according to claim 1 is characterized in that the described bottoming hole face (6) and the bottom surface (10) of housing (1) are 50-80 degree angle.
6. dentistry wax spatula heater according to claim 1 is characterized in that radiator fan (11) is upward located to be provided with near inductance coil (4) in the bottom surface (10) of described housing (1), described radiator fan (11) and control circuit board (3) control connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200087473U CN201968854U (en) | 2011-01-13 | 2011-01-13 | Dentistry wax knife heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200087473U CN201968854U (en) | 2011-01-13 | 2011-01-13 | Dentistry wax knife heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201968854U true CN201968854U (en) | 2011-09-14 |
Family
ID=44573962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200087473U Expired - Fee Related CN201968854U (en) | 2011-01-13 | 2011-01-13 | Dentistry wax knife heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201968854U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104224350A (en) * | 2014-10-13 | 2014-12-24 | 辽东学院 | Novel combined electric wax knife |
| CN104797023A (en) * | 2015-04-28 | 2015-07-22 | 江苏惠通集团有限责任公司 | Intelligent electrical apparatus system and control device and supporting device thereof |
-
2011
- 2011-01-13 CN CN2011200087473U patent/CN201968854U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104224350A (en) * | 2014-10-13 | 2014-12-24 | 辽东学院 | Novel combined electric wax knife |
| CN104224350B (en) * | 2014-10-13 | 2015-12-16 | 辽东学院 | Combined electrical wax spatula |
| CN104797023A (en) * | 2015-04-28 | 2015-07-22 | 江苏惠通集团有限责任公司 | Intelligent electrical apparatus system and control device and supporting device thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110914 Termination date: 20150113 |
|
| EXPY | Termination of patent right or utility model |