CN219693990U - Kiln with ultrasonic stirring device - Google Patents
Kiln with ultrasonic stirring device Download PDFInfo
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- CN219693990U CN219693990U CN202320695240.2U CN202320695240U CN219693990U CN 219693990 U CN219693990 U CN 219693990U CN 202320695240 U CN202320695240 U CN 202320695240U CN 219693990 U CN219693990 U CN 219693990U
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- box body
- electric kiln
- ultrasonic
- shelf
- kiln
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- 238000003756 stirring Methods 0.000 title claims abstract description 25
- 229910052573 porcelain Inorganic materials 0.000 claims abstract description 48
- 238000004321 preservation Methods 0.000 claims description 10
- 238000013019 agitation Methods 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010304 firing Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 239000000919 ceramic Substances 0.000 description 3
- 239000011449 brick Substances 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- YXTPWUNVHCYOSP-UHFFFAOYSA-N bis($l^{2}-silanylidene)molybdenum Chemical compound [Si]=[Mo]=[Si] YXTPWUNVHCYOSP-UHFFFAOYSA-N 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 229910021343 molybdenum disilicide Inorganic materials 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Furnace Charging Or Discharging (AREA)
Abstract
The utility model relates to a kiln with an ultrasonic stirring device, and relates to the technical field of kilns. The device comprises an electric kiln box body, a heat-insulating top cover, a shelf for placing porcelain blanks and an ultrasonic stirring device for uniformly mixing hot air molecules in the inner cavity of the electric kiln box body, wherein the heat-insulating top cover is arranged at the top of the electric kiln box body; the shelf is arranged in the inner cavity of the electric kiln box body; the ultrasonic stirring device comprises an ultrasonic generator and an ultrasonic transducer; the ultrasonic generator and the ultrasonic transducer are both arranged on the outer wall of the electric kiln box body, the ultrasonic transducer stretches into the inner cavity of the electric kiln box body, and the ultrasonic generator is electrically connected with the ultrasonic transducer. The utility model has the effect of being convenient for uniformly heating the inner cavity of the electric kiln box body.
Description
Technical Field
The utility model relates to the technical field of kilns, in particular to a kiln with an ultrasonic stirring device.
Background
Kiln refers to a stove for firing ceramic ware and sculptures or fusing enamel to the surface of metal ware, and is largely divided into electric kiln, firewood kiln and natural gas kiln. The electric kiln uses electricity as energy, most of which uses electric stove wires, silicon carbide rods or molybdenum disilicide as heating components, and is suitable for the fields of ceramic technology, ceramics, chemical industry, metal and plastic heat treatment, etc.
The patent document with the application number of 202220528185.3 discloses an electric kiln, which comprises an electric kiln box body and a tail gas treatment assembly, wherein a heat preservation top cover is arranged at the top of the electric kiln box body, a plurality of supporting legs are arranged at the bottom of the electric kiln box body, a lifting assembly is arranged in the inner cavity of the electric kiln box body, a plurality of refractory bricks are arranged on the inner wall of the electric kiln box body at intervals, and electric heating wires are arranged between the refractory bricks; and one side of the electric kiln box body is provided with a tail gas treatment assembly.
Aiming at the related technology, the electric heating wire is arranged on one inner side wall of the electric kiln box body, and when the porcelain body is placed in the inner cavity of the electric kiln box body for firing, the defect of uneven heating of the inner cavity of the electric kiln box body exists.
Disclosure of Invention
In order to facilitate uniform heating of the inner cavity of the electric kiln box body, the utility model provides a kiln with an ultrasonic stirring device.
The kiln with the ultrasonic stirring device provided by the utility model adopts the following technical scheme:
the kiln with the ultrasonic stirring device comprises an electric kiln box body, a heat-insulating top cover, a shelf for placing porcelain blanks and the ultrasonic stirring device for uniformly mixing hot air molecules in the inner cavity of the electric kiln box body, wherein the heat-insulating top cover is arranged at the top of the electric kiln box body;
the shelf is arranged in the inner cavity of the electric kiln box body;
the ultrasonic stirring device comprises an ultrasonic generator and an ultrasonic transducer;
the ultrasonic generator and the ultrasonic transducer are both arranged on the outer wall of the electric kiln box body, the ultrasonic transducer stretches into the inner cavity of the electric kiln box body, and the ultrasonic generator is electrically connected with the ultrasonic transducer.
Through adopting above-mentioned technical scheme, when needs fire porcelain body, at first place porcelain body on the shelf, cover heat preservation top cap and fire porcelain body, then start supersonic generator, supersonic generator converts the commercial power into with ultrasonic transducer assorted high frequency alternating current signal for ultrasonic transducer outputs ultrasonic wave, make electric kiln box inner chamber's hot air molecule do irregular motion through ultrasonic wave, thereby electric kiln box inner chamber's hot air molecule evenly mixes, be convenient for evenly heat the inner chamber of electric kiln box, and then be convenient for the even heating of porcelain body, reduced the possibility that ftractures because of porcelain body is heated unevenly, improved the firing quality of porcelain.
Optionally, the shelf also comprises a lifting device for lifting the shelf;
the lifting device comprises a motor, a screw and a guide piece for guiding the shelf to move along the axis direction of the screw;
the screw is vertically arranged in the inner cavity of the electric kiln box body, the motor is arranged under the bottom wall of the electric kiln box body, the output shaft of the motor is fixedly connected with the screw in a coaxial way, the output shaft of the motor stretches into the bottom wall of the electric kiln box body and is rotationally connected with the bottom wall of the electric kiln box body, and the screw penetrates through the shelf and is in threaded connection with the shelf;
the guide piece is arranged in the inner cavity of the electric kiln box body.
Through adopting above-mentioned technical scheme, the elevating gear of design, when the porcelain on the shelf needs to be taken out, open the heat preservation top cap, starter motor, motor output shaft drive screw rod rotates, under the effect of guide, screw rod drive shelf rises along screw rod axis direction, and the shelf drives the porcelain and rises, until the porcelain is close to electric kiln furnace box top, the staff of being convenient for takes out the porcelain that fires.
Optionally, the guide piece includes the guide bar, the guide bar with the screw rod parallel arrangement, the guide bar rigid coupling in on the interior diapire of electric kiln furnace box, the guide bar run through the shelf and with shelf sliding connection.
Through adopting above-mentioned technical scheme, the guide bar of design is through shelf and guide bar sliding connection, the lift of the guide shelf of being convenient for.
Optionally, one end of the heat-preserving top cover is rotationally connected with the top end of the electric kiln box body, and a fixing piece is arranged at the other end of the heat-preserving top cover and used for fixing the position of the heat-preserving top cover.
Through adopting above-mentioned technical scheme, with heat preservation top cap one end and electric kiln box top rotation connection, the opening and close of heat preservation top cap of being convenient for.
Optionally, the fixing piece comprises a bungee cord and a hook;
one end of the elastic rope is bound on the bottom wall of the heat-preserving top cover, the other end of the elastic rope is bound with the hanging ring, a hanging ring is fixedly connected to the side wall of the electric kiln box body, and the hanging ring is hung on the hanging ring.
Through adopting above-mentioned technical scheme, the mounting of design is closed the back when heat preservation top cap, through staff pulling elastic cord for couple and link are hung, are convenient for fix heat preservation top cap, have prevented that porcelain from firing the in-process and keeping Wen Dinggai's not hard up, have improved the sealing performance between heat preservation top cap and the electric kiln box.
Optionally, a plurality of through holes are formed in the shelf.
Through adopting above-mentioned technical scheme, the through-hole of design, in the firing process of porcelain, the hot air is through getting into through-hole and porcelain body bottom contact, and the even of being convenient for the porcelain body is heated.
Optionally, the top wall of the shelf is fixedly connected with two opposite baffles, the two baffles jointly form a placing cavity for placing the porcelain body, and the baffles are positioned between the screw and the guide rod.
Through adopting above-mentioned technical scheme, the baffle of design is placed in placing the chamber through porcelain body, in the lift in-process of shelf, has reduced porcelain or porcelain body and screw rod or guide bar contact's possibility to the surface quality of porcelain or porcelain body has been guaranteed.
Optionally, a limiting plate is fixedly connected to the top end of the guide rod.
Through adopting above-mentioned technical scheme, the limiting plate of design is convenient for prevent that shelf and guide bar from breaking away from the connection.
In summary, the present utility model includes at least one of the following beneficial technical effects:
1. in the designed kiln with the ultrasonic stirring device, in the firing process of the porcelain, the commercial power is converted into a high-frequency alternating current signal matched with the ultrasonic transducer through the ultrasonic generator, so that the ultrasonic transducer outputs ultrasonic waves, and the hot air molecules in the inner cavity of the electric kiln box body are enabled to do random motion through the ultrasonic waves, so that the hot air molecules in the inner cavity of the electric kiln box body are uniformly mixed, the inner cavity of the electric kiln box body is conveniently and uniformly heated, the porcelain blank body is conveniently and uniformly heated, the possibility of cracking due to nonuniform heating of the porcelain blank body is reduced, and the firing quality of the porcelain is improved;
2. according to the designed kiln with the ultrasonic stirring device, the screw is driven to rotate by the motor output shaft through the starting motor, the screw drives the shelf to ascend along the axis direction of the screw under the action of the guide rod, and the shelf drives the porcelain to ascend until the porcelain approaches the top end of the electric kiln box body, so that a worker can conveniently take out the burned porcelain;
3. according to the kiln with the ultrasonic stirring device, after the heat-preserving top cover is closed, the elastic rope is pulled by hands, so that the hook is hung with the hanging ring, the heat-preserving top cover is convenient to fix, the loosening of Wen Dinggai in the porcelain firing process is prevented, and the sealing performance between the heat-preserving top cover and the electric kiln box is improved.
Drawings
FIG. 1 is a schematic view of a kiln with an ultrasonic agitation apparatus according to an embodiment of the present utility model;
fig. 2 is a cross-sectional view of a kiln with an ultrasonic agitation device according to an embodiment of the utility model.
Reference numerals: 1. an electric kiln box body; 11. a fixing frame; 12. hanging rings; 2. a heat-preserving top cover; 21. an elastic rope; 22. a hook; 23. a handle; 3. a shelf; 31. a through hole; 32. a baffle; 321. a placement cavity; 4. an ultrasonic stirring device; 41. an ultrasonic generator; 42. an ultrasonic transducer; 5. a lifting device; 51. a motor; 52. a screw; 521. a top plate; 53. a guide rod; 531. a limiting plate; 6. and (5) heating wires.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-2.
The embodiment of the utility model discloses a kiln with an ultrasonic stirring device.
Referring to fig. 1 and 2, a kiln with an ultrasonic stirring device comprises an electric kiln box 1, a heat-insulating top cover 2, a shelf 3 for placing porcelain blanks, an ultrasonic stirring device 4 for uniformly mixing hot air molecules in the inner cavity of the electric kiln box 1, and a lifting device 5 for lifting the shelf 3, wherein the heat-insulating top cover 2 is arranged at the top of the electric kiln box 1, the shelf 3 is horizontally arranged in the inner cavity of the electric kiln box 1, and the ultrasonic stirring device 4 and the lifting device 5 are arranged on the electric kiln box 1.
Referring to fig. 2, the ultrasonic stirring device 4 includes an ultrasonic generator 41 and an ultrasonic transducer 42, wherein the ultrasonic generator 41 may be of a transistor type or an analog integrated circuit type, but the ultrasonic stirring device is capable of converting commercial power into a high-frequency alternating current signal matched with the ultrasonic transducer 42, the ultrasonic generator 41 and the ultrasonic transducer 42 are both arranged on the outer wall of the electric kiln box 1 in the embodiment, a fixing frame 11 is welded on the outer side wall of the electric kiln box 1, the cross section of the fixing frame 11 is in a right-angle triangle shape, the ultrasonic generator 41 is arranged on the fixing frame 11, the ultrasonic generator 41 is connected with the commercial power through a circuit, the ultrasonic transducer 42 extends into the inner cavity of the electric kiln box 1, and the ultrasonic generator 41 is electrically connected with the ultrasonic transducer 42.
Referring to fig. 2, the lifting device 5 comprises a motor 51, a screw 52 and a guide piece for guiding the shelf 3 to move along the axial direction of the screw 52, the screw 52 is vertically arranged in the inner cavity of the electric kiln box 1, the motor 51 is arranged right below the bottom wall of the electric kiln box 1, the output shaft of the motor 51 is fixedly connected with the screw 52 coaxially through a coupler, the output shaft of the motor 51 stretches into the bottom wall of the electric kiln box 1 and is rotationally connected with the bottom wall of the electric kiln box 1, the screw 52 penetrates through the shelf 3 and is in threaded connection with the shelf 3, the guide piece is arranged in the inner cavity of the electric kiln box 1, and the guide piece comprises a guide rod 53, wherein the guide rod 53 can be a round rod or a square rod, the guide rod 53 is arranged in parallel with the screw 52 in the embodiment, the guide rod 53 is welded on the inner bottom wall of the electric kiln box 1, and the guide rod 53 penetrates through the shelf 3 and is slidingly connected with the shelf 3; in order to prevent the guide rod 53 from being disconnected from the shelf 3, a limiting plate 531 is welded to the top end of the guide rod 53 in the embodiment; in order to prevent the rod of the screw 52 from being disconnected from the shelf 3, a top plate 521 is welded to the top end of the screw 52 in this embodiment, and the top end of the screw 52 is flush with the top end of the guide rod 53.
Referring to fig. 2, one end of the heat-preserving top cover 2 is rotatably connected with the top end of the electric kiln box 1, the other end of the heat-preserving top cover is provided with a fixing piece, the fixing piece is used for fixing the position of the heat-preserving top cover 2, in this embodiment, the fixing piece comprises an elastic rope 21 and a hook 22, one end of the elastic rope 21 is bound to the bottom wall of the protective cover Wen Dinggai, the other end of the elastic rope 21 is bound to the hook 22, the elastic rope 21 and the hook 22 are located outside the electric kiln box 1, a hanging ring 12 is connected to the side wall of the electric kiln box 1 in a threaded manner, and the hook 22 is hung on the hanging ring 12.
Referring to fig. 2, in order to support the electric kiln box 1 conveniently, in this embodiment, four supporting legs are welded on the bottom wall of the electric kiln box 1, and the supporting legs are located at corners of the bottom wall of the electric kiln box 1; in order to facilitate uniform heating of the bottom of the porcelain body, a plurality of through holes 31 are formed in the shelf 3 in the embodiment; in order to prevent the porcelain from contacting the screw rod 52 or the guide rod 53 in the lifting process, in the embodiment, the top wall of the shelf 3 is welded with two opposite baffle plates 32, the two baffle plates 32 together form a placing cavity 321 for placing a porcelain body, the baffle plates 32 are positioned between the screw rod 52 and the guide rod 53, and a gap is reserved between the baffle plates 32 and the screw rod 52 or the guide rod 53; in order to facilitate rapid and uniform heat generation of the inner cavity of the electric kiln box body 1, five layers of heating wires 6 are adhered to four inner side walls of the electric kiln box body 1 in the embodiment, the five layers of heating wires 6 are uniformly distributed along the height direction of the electric kiln box body 1, and each layer of heating wires 6 forms a rectangular frame; in order to apply force to the heat-preserving top cover 2 by a human hand, a handle 23 is welded on the top wall of one end of the heat-preserving top cover 2 far away from the hinge shaft in the embodiment.
The implementation principle of the kiln with the ultrasonic stirring device provided by the embodiment of the utility model is as follows: when the electric kiln is used, firstly, the hook 22 is separated from the hanging ring 12, a human hand opens the heat-insulating top cover 2 by holding the handle 23, then the porcelain blank is placed in the placing cavity 321, the motor 51 is started, the output shaft of the motor 51 drives the screw rod 52 to rotate, the screw rod 52 drives the shelf 3 to descend along the axial direction of the guide rod 53 until the shelf 3 drives the porcelain blank to descend to a proper height, then the worker closes the heat-insulating top cover 2, the heat-insulating top cover 2 seals the opening at the top end of the electric kiln box 1, the elastic rope 21 is pulled, the length of the elastic rope 21 is increased, the hook 22 is hung on the hanging ring 12, and when the human hand loosens the elastic rope 21, the elastic rope 21 is restored to deform, so that the hook 22 is tightly hung on the hanging ring 12; then start heater strip 6 to heat electric kiln box 1 inner chamber, simultaneously start ultrasonic generator 41, ultrasonic generator 41 will commercial power turn into with ultrasonic transducer 42 assorted high frequency alternating current signal for ultrasonic transducer 42 outputs the ultrasonic wave, makes electric kiln box 1 inner chamber's hot air molecule do irregular motion through the ultrasonic wave, thereby electric kiln box 1 inner chamber's hot air molecule evenly mixing, be convenient for evenly heat electric kiln box 1's inner chamber, and then be convenient for the even heating of porcelain body, reduced the possibility that ftractures because of the porcelain body is heated unevenly, improved the firing quality of porcelain.
After the porcelain is fired, the heat-insulating top cover 2 is opened, after the porcelain is cooled, the motor 51 is started, an output shaft of the motor 51 drives the screw 52 to rotate, the screw 52 drives the shelf 3 to ascend along the axial direction of the guide rod 53 until the shelf 3 drives the porcelain to ascend to a proper height, then a worker takes out the porcelain, and the next porcelain body can be fired by replacing the porcelain body and repeating the steps.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (8)
1. The utility model provides a kiln with ultrasonic stirring device, includes electric kiln furnace box (1) and heat preservation top cap (2), heat preservation top cap (2) set up in electric kiln furnace box (1) top, its characterized in that: the device also comprises a shelf (3) for placing porcelain blanks and an ultrasonic stirring device (4) for uniformly mixing hot air molecules in the inner cavity of the electric kiln box body (1);
the shelf (3) is arranged in the inner cavity of the electric kiln box body (1);
the ultrasonic stirring device (4) comprises an ultrasonic generator (41) and an ultrasonic transducer (42);
the ultrasonic generator (41) and the ultrasonic transducer (42) are both arranged on the outer wall of the electric kiln box body (1), the ultrasonic transducer (42) stretches into the inner cavity of the electric kiln box body (1), and the ultrasonic generator (41) is electrically connected with the ultrasonic transducer (42).
2. A kiln with ultrasonic agitation apparatus as recited in claim 1, wherein: the lifting device (5) is used for lifting the shelf (3);
the lifting device (5) comprises a motor (51), a screw (52) and a guide piece for guiding the shelf (3) to move along the axis direction of the screw (52);
the screw (52) is vertically arranged in the inner cavity of the electric kiln box body (1), the motor (51) is arranged right below the bottom wall of the electric kiln box body (1), the output shaft of the motor (51) is fixedly connected with the screw (52) coaxially, the output shaft of the motor (51) stretches into the bottom wall of the electric kiln box body (1) and is rotationally connected with the bottom wall of the electric kiln box body (1), and the screw (52) penetrates through the shelf (3) and is in threaded connection with the shelf (3);
the guide piece is arranged in the inner cavity of the electric kiln box body (1).
3. A kiln with ultrasonic agitation apparatus as recited in claim 2, wherein: the guide piece comprises a guide rod (53), the guide rod (53) is arranged in parallel with the screw rod (52), the guide rod (53) is fixedly connected to the inner bottom wall of the electric kiln box body (1), and the guide rod (53) penetrates through the shelf (3) and is in sliding connection with the shelf (3).
4. A kiln with ultrasonic agitation apparatus as recited in claim 1, wherein: one end of the heat-insulating top cover (2) is rotationally connected with the top end of the electric kiln box body (1), and the other end of the heat-insulating top cover is provided with a fixing piece which is used for fixing the position of the heat-insulating top cover (2).
5. A kiln with ultrasonic agitation apparatus as recited in claim 4 wherein: the fixing piece comprises an elastic rope (21) and a hook (22);
one end of the elastic rope (21) is bound on the bottom wall of the heat-insulating top cover (2), the other end of the elastic rope is bound with the hanging ring (22), a hanging ring (12) is fixedly connected on the side wall of the electric kiln box body (1), and the hanging ring (12) is hung on the hanging ring (22).
6. A kiln with ultrasonic agitation apparatus as recited in claim 1, wherein: the shelf (3) is provided with a plurality of through holes (31).
7. A kiln with ultrasonic agitation apparatus according to claim 3 wherein: the top wall of the shelf (3) is fixedly connected with two opposite baffle plates (32), the two baffle plates (32) jointly form a placing cavity (321) for placing porcelain blanks, and the baffle plates (32) are positioned between the screw (52) and the guide rod (53).
8. A kiln with ultrasonic agitation apparatus according to claim 3 wherein: and a limiting plate (531) is fixedly connected to the top end of the guide rod (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320695240.2U CN219693990U (en) | 2023-04-01 | 2023-04-01 | Kiln with ultrasonic stirring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320695240.2U CN219693990U (en) | 2023-04-01 | 2023-04-01 | Kiln with ultrasonic stirring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219693990U true CN219693990U (en) | 2023-09-15 |
Family
ID=87940415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320695240.2U Active CN219693990U (en) | 2023-04-01 | 2023-04-01 | Kiln with ultrasonic stirring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219693990U (en) |
-
2023
- 2023-04-01 CN CN202320695240.2U patent/CN219693990U/en active Active
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