CN208238563U - A kind of electric furnace for ceramic heat - Google Patents

Abstract

The utility model relates to a kind of electric furnace for ceramic heat, including furnace body, radiate attemperator and the top cover that is set on furnace body；Shell is provided on the outside of furnace body；Furnace interior is horizontally disposed pedestal, and furnace interior is divided into heating room and ventilating and cooling room by pedestal up and down；It heats room open upper end and sealing is closed by top cover lid, heating room is disposed with from inside to outside by thermosphere, insulating layer and thermal insulation layer, has resistance wire to be embedded in by thermosphere inner surface；Ventilating and cooling room bottom is evenly arranged with several vertical pneumatic cylinders, and the piston rod upper end of pneumatic cylinder is fixedly connected with base lower surface；One openable side door is set on rear side of ventilating and cooling room；The attemperator that radiates includes the air blower for being fixed at ventilating and cooling room side and the disk-shaped tube for being spirally coiled in insulating layer, and the air outlet of air blower is connected to ventilating and cooling room；Disk-shaped tube one end extends downward into the horn-like air inlet that formation is opposite with the air outlet of air blower in ventilating and cooling room.

Description

A kind of electric furnace for ceramic heat

Technical field

The utility model relates to a kind of electric furnaces for ceramic heat, belong to ceramic firing device field.

Background technique

It in the prior art, to the firing of ceramics is carried out to ceramic green heating by resistance furnace mostly at present, Then dress, work of coming out of the stove are realized by the opening and closing of bell.But since bell needs often opening and closing, thus lead to entire furnace body Leakproofness is poor, while when heated, and furnace interior and the external world generate heat by cross-ventilation and transmit, and amount of localized heat is caused to be lost It is very big, it be easy to cause in-furnace temperature uneven, there are the biggish temperature difference for furnace interior, in this way in firing ceramics, may cause system Product generate quality problems, and the presence of the temperature difference is easier to lead to ceramic cracking when firing, reduce the yield rate of ceramics.In addition, Product is completed after firing, and is generally placed in furnace chamber and is allowed its natural cooling, and due to in-furnace temperature height, cooling procedure needs to grow very much Time, while the thermal energy distributed when ceramics cooling, there is also wastes.

Utility model content

In order to overcome the above problem, the utility model provides a kind of electric furnace for ceramic heat, which can guarantee Air-tightness during ceramic sintering prevents in-furnace temperature uneven, distributes when guaranteeing good yield rate, while cooling down to ceramics Thermal energy be also used, improve the utilization rate of thermal energy.

The technical solution of the utility model is as follows:

A kind of electric furnace for ceramic heat, including furnace body, radiate attemperator and the top that is set on the furnace body Lid；Shell is provided on the outside of the furnace body；The furnace interior is horizontally disposed pedestal, and the pedestal will be on the furnace interior Under be divided into heating room and ventilating and cooling room；The heating room open upper end and by the top cover lid close sealing, the heating Room is disposed with from inside to outside by thermosphere, insulating layer and thermal insulation layer, has resistance wire embedded in described by thermosphere inner surface；It is described logical Air cooling room bottom is evenly arranged with several vertical pneumatic cylinders, the piston rod upper end of the pneumatic cylinder and the base lower surface It is fixedly connected；One openable side door is set on rear side of the ventilating and cooling room；The heat dissipation attemperator includes being fixed at The air blower of ventilating and cooling room side and the disk-shaped tube for being spirally coiled in the insulating layer, the air outlet of the air blower with The ventilating and cooling room connection；Described disk-shaped tube one end, which extends downward into the ventilating and cooling room, to be formed and the air blower The opposite horn-like air inlet of air outlet, the disk-shaped tube other end are pierced by the furnace body and form exhaust pipe；The resistance wire For to ceramic heat after energization；The pedestal rises to highest, closes with the heating room bottom；The pedestal minimizes, The pedestal is concordant with the side door lower surface topmost.

Further, the top cover lower surface is disposed with insulating layer and from top to bottom by thermosphere；Table on the pedestal Face is disposed with from top to bottom by thermosphere, insulating layer and thermal insulation layer.

Further, heat resistant oils are coated with outside the pneumatic cylinder.

Further, the quantity of the pneumatic cylinder is three.

Further, hanging ring is fixedly installed in the middle part of the top cover upper surface.

The utility model has the following beneficial effects:

1, heating room, ventilating and cooling room is respectively set in upper layer and lower layer, and is separated by pedestal, guarantees ceramic sintering mistake Air-tightness in journey prevents in-furnace temperature uneven, guarantees good yield rate.

2, ventilating and cooling room is provided with heat dissipation attemperator, can carry out the same of well cooling to the ceramics baked When, good holding is carried out to the temperature of heating room, the heat distributed in ceramic cooling procedure is efficiently used.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the heated condition of the utility model；

Fig. 2 is the structural schematic diagram of the state of cooling of the utility model；

Fig. 3 is the overall structure diagram of the utility model；

Fig. 4 is the left view of the utility model；

Fig. 5 is the structural schematic diagram of disk-shaped tube.

Appended drawing reference indicates in figure are as follows:

1, furnace body；11, shell；12, thermal insulation layer；13, insulating layer；14, by thermosphere；15, resistance wire；16, pedestal；17, add Hot cell；18, ventilating and cooling room；2, top cover；21, hanging ring；3, radiate attemperator；31, air blower；32, air inlet；33, dish type Pipe；34, exhaust pipe；4, side door；5, pneumatic cylinder.

Specific embodiment

The utility model is described in detail in the following with reference to the drawings and specific embodiments.

Referring to Fig. 1-5, a kind of electric furnace for ceramic heat, including furnace body 1, heat dissipation attemperator 3 and it is set to institute State the top cover 2 on furnace body 1；Shell 11 is provided on the outside of the furnace body 1；1 inner horizontal of furnace body is provided with pedestal 16, described 1 inside of furnace body is divided into heating room 17 and ventilating and cooling room 18 by pedestal 16 up and down；17 open upper end of heating room and It is covered by the top cover 2 and closes sealing, the heating room 17 is disposed with from inside to outside by thermosphere 14, insulating layer 13 and thermal insulation layer 12, there is resistance wire 15 embedded in described by 14 inner surface of thermosphere；18 bottom of ventilating and cooling room is evenly arranged with several vertical Pneumatic cylinder 5, the piston rod upper end of the pneumatic cylinder 5 are fixedly connected with 16 lower surface of pedestal；Behind the ventilating and cooling room 18 An openable side door 4 is arranged in side；The heat dissipation attemperator 3 includes the drum for being fixed at 18 side of ventilating and cooling room Blower 31 and the disk-shaped tube 33 for being spirally coiled in the insulating layer 13, the air outlet of the air blower 31 and the ventilating and cooling room 18 connections；Described 33 one end of disk-shaped tube extends downward into the air outlet formed in the ventilating and cooling room 18 with the air blower 31 Opposite horn-like air inlet 32,33 other end of disk-shaped tube are pierced by the furnace body 1 and form exhaust pipe 34；The resistance wire For to ceramic heat after 15 energizations；The pedestal 16 rises to highest, closes with 17 bottom of heating room；The pedestal 16 drops Extremely minimum, described 16 the top of pedestal is concordant with 4 lower surface of side door.

Further, 2 lower surface of top cover is disposed with insulating layer 13 and by thermosphere 14 from top to bottom；The pedestal 16 upper surfaces are disposed with from top to bottom by thermosphere 14, insulating layer 13 and thermal insulation layer 12, and the heat preservation of entire electric furnace can be improved Effect.

Further, heat resistant oils are coated with outside the pneumatic cylinder 5, prevent high temperature from having an adverse effect to the running of pneumatic cylinder 5.

Further, the quantity of the pneumatic cylinder 5 is three.

Further, it is fixedly installed hanging ring 21 in the middle part of 2 upper surface of top cover, can more easily opens top cover 2.

Working principle of the utility model is:

Referring to Fig. 1-5, when needing to heat ceramics using the electric furnace, need to guarantee that heating room 17 seals first, i.e., Pedestal 16 is in extreme higher position, then lifts top cover 2 by hanging ring 21, is then put into the ceramics of required firing from top to bottom and adds The upper surface of pedestal 16 in hot cell 17, then top cover 2, are added by being embedded in by 15 pairs of ceramics of resistance wire on thermosphere 14 Heat can also be carried out good absorption to the heat that resistance wire 15 generates by thermosphere 14, so as to be in high temperature shape in heating room 17 State, it is ensured that temperature needed for temperature can reach ceramic sintering in heating room 17.It, can be by controlling gas after the completion of ceramic sintering Cylinder pressure 5 works, and declines pedestal 16.Then starting heat dissipation attemperator 3 makes ceramics by the blowing of 31 air outlet of air blower Air inlet 32 is arranged in cooling while opposite with air blower 31 side, can be to a certain extent to institute in ceramic cooling procedure The heat distributed is collected, then by the disk-shaped tube 33 that is coiled on the insulating layer 13 feedback in heating room 17, with The waste of thermal energy when this is avoided cooling.Finally, opening the side door 4 of ventilating and cooling room 18, ceramics are taken out, side door 4 is then shut off, opens Cylinder pressure 5 of taking offence resets pedestal 16, carries out ceramic sintering work next time.

The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in Other related technical areas are also included in the patent protection scope of the utility model.

Claims (5)

1. a kind of electric furnace for ceramic heat, it is characterised in that: including furnace body (1), heat dissipation attemperator (3) and be set to Top cover (2) on the furnace body (1)；Shell (11) are provided on the outside of the furnace body (1)；Furnace body (1) the inner horizontal setting Have pedestal (16), the furnace body (1) inside is divided into heating room (17) and ventilating and cooling room (18) by the pedestal (16) up and down； The heating room (17) open upper end and sealing is closed by the top cover (2) lid, the heating room (17) successively sets from inside to outside It is equipped with by thermosphere (14), insulating layer (13) and thermal insulation layer (12), has resistance wire (15) embedded in described by thermosphere (14) inner surface；Institute State ventilating and cooling room (18) bottom and be evenly arranged with several vertical pneumatic cylinders (5), the piston rod upper end of the pneumatic cylinder (5) with Pedestal (16) lower surface is fixedly connected；One openable side door (4) is set on rear side of the ventilating and cooling room (18)；It is described to dissipate Hot attemperator (3) includes being fixed at the air blower (31) of ventilating and cooling room (18) side and being spirally coiled in described The disk-shaped tube (33) of insulating layer (13), the air outlet of the air blower (31) are connected to the ventilating and cooling room (18)；The disk It is opposite with the air outlet of the air blower (31) that shape pipe (33) one end extends downward into formation in the ventilating and cooling room (18) Horn-like air inlet (32), disk-shaped tube (33) other end are pierced by the furnace body (1) and form exhaust pipe (34)；The resistance Silk (15) is used for after being powered to ceramic heat；The pedestal (16) rises to highest, closes with the heating room (17) bottom；It is described Pedestal (16) minimizes, and the pedestal (16) is concordant with the side door (4) lower surface topmost.

2. according to claim 1 be used for ceramic heat electric furnace, it is characterised in that: top cover (2) lower surface from up to Under be disposed with insulating layer (13) and by thermosphere (14)；Pedestal (16) upper surface is disposed with from top to bottom by thermosphere (14), insulating layer (13) and thermal insulation layer (12).

3. being used for the electric furnace of ceramic heat according to claim 1, it is characterised in that: be coated with outside the pneumatic cylinder (5) heat-resisting Oil.

4. being used for the electric furnace of ceramic heat according to claim 1, it is characterised in that: the quantity of the pneumatic cylinder (5) is three It is a.

5. being used for the electric furnace of ceramic heat according to claim 1, it is characterised in that: solid in the middle part of top cover (2) upper surface Surely hanging ring (21) are provided with.