CN202141331U - Movable bell-shield full-fiber resistance furnace - Google Patents
Movable bell-shield full-fiber resistance furnace Download PDFInfo
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- CN202141331U CN202141331U CN 201120208369 CN201120208369U CN202141331U CN 202141331 U CN202141331 U CN 202141331U CN 201120208369 CN201120208369 CN 201120208369 CN 201120208369 U CN201120208369 U CN 201120208369U CN 202141331 U CN202141331 U CN 202141331U
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- furnace
- bonnet
- heating
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Abstract
This utility model discloses a movable bell-shield full-fiber resistance furnace, comprising a furnace shield, a lifting mechanism for moving the furnace shield, a furnace base for supporting the furnace shield, a furnace frame for mounting the lifting mechanism and a transmission mechanism connected with the furnace frame, wherein the furnace shield comprises an inner furnace shield and an outer furnace shield; the inner furnace shield is hollow; a heating component is arranged between the inner furnace shield and the outer furnace shield; heating bricks are paved on the furnace base; and the heating bricks are combined so as to form a plurality of concentric circular rings at intervals. The resistance furnace disclosed by this utility model has a body with a special structure for increasing heating surface, reducing heating space, improving furnace temperature evenness, increasing the heating speed and saving electric energy; the resistance furnace disclosed by this utility model uses arc heating bricks for ensuring good load bearing, increasing distribution of heating elements on the bottom of the furnace and improving entire heating evenness of a working piece simultaneously; in addition, the furnace shield is moved through the lifting mechanism, so the workload of operators can be reduced, personal safety is ensured, and simultaneously, the production rate is greatly increased.
Description
Technical field
The utility model relates to a kind of heater, is specifically related to the full fabric resistor stove of a kind of removable bell-jar.
Background technology
In recent years, along with the support of country, help the accelerated development of wind power equipment industry to industries such as wind-powered electricity generations.Also increasingly high to the requirement of the required Equipment for Heating Processing of ring in the wind power equipment like this.Traditional car type furnace or shaft furnace have shortcomings such as the heating dark space is many, energy consumption big, lifting trouble when heat treatment, make production efficiency low, and workpiece quality is not high.In addition, burner hearth is just as chimney, and thermal current floats; Cause the furnace bottom temperature on the low side, burner hearth is suitable for reading often bad because of sealing and being incubated again, and temperature is also often on the low side; And the middle part temperature drift, this temperature non is wanted the closing removing the work to put heating and subregion and is controlled and remedy.
The utility model content
Goal of the invention: in order to overcome the deficiency that exists in the prior art; The utility model provides a kind of removable bell-jar full fabric resistor stove, and temperature uniformity improves a lot than other type of furnace, reduces specific energy consumption; Work period has also obtained shortening, has improved the thermal treatment quality of ring.
Technical scheme: for realizing above-mentioned purpose; The full fabric resistor stove of a kind of removable bell-jar of the utility model; Comprise bonnet, move the elevating mechanism of bonnet, the table of support bonnet, the grate and the transmission mechanism that is connected with grate of installation elevating mechanism; Bonnet and outer bonnet in described bonnet comprises, said interior bonnet is a hollow-core construction, is provided with heater block between interior bonnet and the outer bonnet; Be equipped with the heating brick on the described table, said heating brick splices and combines into several donuts at interval.
As preferably, described heating brick is for splicing and combining into the radial brick of annulus, and the outer arc radius of said radial brick and the difference of inner arc radius are 5～30 centimetres; The number of said donut is 2～6, and the spacing of each donut is 3～20 centimetres.The heating brick designs according to the unique style characteristic of annular furnace, and these bricks can be formed the donut separately of different-diameter, the unique bottom construction of the supporting composition annular furnace of these donuts, thus improve the arrangement of furnace bottom greatly.Unique design through the heating brick; When guaranteeing load-bearing, as much as possible layouts that increase the furnace bottom heating element heater according to shaft furnace temperature characterisitic (stack effect) more; The bottom that can the improve workpiece greatly situation of being heated, thus the whole uniformity that workpiece is heated improved.This heating brick can be high temperature resistant, collides not fragile; Use through arc heating brick can reduce the man-hour of constructing, and raises labour efficiency, and increases added value of product.
Said heater block can adopt following dual mode to heat: the first, and said heater block evenly is suspended on outer bonnet inwall and interior bonnet outer wall, and adopts the radiation heating mode to install; The second, be provided with the full refractory fibre furnace lining between said interior bonnet and the outer bonnet, the full refractory fibre furnace lining is prefabricated into circular frame, is welded with support bar on the framework, and the support bar end is with the refractory pipe, and heater block is suspended on the refractory pipe.
Said elevating mechanism comprises motor, the up-down of driven by motor bonnet; Said transmission mechanism comprises cycloidal planetary gear speed reducer and cast steel travelling wheel, realizes transmission thereby cycloidal planetary gear speed reducer drives the motion of cast steel travelling wheel through chain, sprocket wheel, power transmission shaft and bearing.
Beneficial effect: compared with prior art, the full fabric resistor stove of the removable bell-jar of the utility model through adopting the body of heater of special construction, can increase heating surface and reduce heating space, significantly improves temperature uniformity and programming rate, and saves energy; Through adopting arc heating brick, when guaranteeing load-bearing, can increase the layout of furnace bottom heating element heater as much as possible, the bottom of the improving workpiece greatly situation of being heated, thus improve the whole uniformity that workpiece is heated; In addition, the utility model adopts elevating mechanism to move bonnet, can reduce the time of artificial commander operation, reduces operating personnel's working strength, when guaranteeing personal safety, boosts productivity greatly.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the sketch map of heating brick.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is done explanation further.
As shown in Figure 1; The full fabric resistor stove of a kind of removable bell-jar of the utility model; Comprise bonnet 5, move the elevating mechanism 6 of bonnet 5, the table 3 of support bonnet 5, the grate 2 and the transmission mechanism 1 that is connected with grate 2 of installation elevating mechanism 6; Bonnet and outer bonnet in bonnet 5 comprises, interior bonnet is a hollow-core construction, is provided with heater block 4 between interior bonnet and the outer bonnet; Be equipped with heating brick 7 on the table 3, heating brick 7 splices and combines into several donuts at interval.
In the present embodiment, heating brick 7 is for splicing and combining into the radial brick of annulus, and the outer arc radius of radial brick and the difference of inner arc radius are 5～30 centimetres; The number of donut is 2～6, and the spacing of each donut is 3～20 centimetres.Heater block 4 can adopt following dual mode to install: the first, and heater block 4 evenly is suspended on outer bonnet inwall and interior bonnet outer wall, and adopts the radiation heating mode to heat; The second, be provided with the full refractory fibre furnace lining between interior bonnet and the outer bonnet, the full refractory fibre furnace lining is prefabricated into circular frame, is welded with support bar on the framework, and the support bar end is with the refractory pipe, and heater block 4 is suspended on the refractory pipe; The full refractory fibre furnace lining contains zirconium.Elevating mechanism 6 comprises motor, the up-down of driven by motor bonnet 5, and it is obvious that bonnet 5 is withheld in the process result of use; And eliminate the friction between liner and interior bonnet; Avoid liner to damage, can also reduce the time of artificial commander operation, reduce operating personnel's working strength; Simultaneously, because the minimizing of personnel's operation has improved the level of security of whole operation operation greatly.Transmission mechanism 1 comprises cycloidal planetary gear speed reducer and cast steel travelling wheel, and cycloidal planetary gear speed reducer drives the motion of cast steel travelling wheel through chain, sprocket wheel, power transmission shaft and bearing, reaches the transmission effect.
Also be provided with the position that stopping means limits bonnet 5 in the present embodiment, reach accurate control: when need rose bonnet 5, as long as start elevating mechanism 6, the rotation of the motor of elevating mechanism 6 drove bonnet 5 and promptly rises slowly; When descending like need bonnet 5, as long as make the motor backward rotation in the elevating mechanism 6, bonnet 5 promptly slowly descends.Be respectively equipped with two limit switches on bonnet 5 tops and bottom, when bonnet 5 rose, the limit switch of bottom cut off heating power supply automatically, in order to avoid operation is caused danger; When bonnet 5 rose and arrives specified altitude assignment, the limit switch on top cut off motor power automatically, in case bonnet 5 too high meeting accident.
In the present embodiment; Heating brick 7 designs according to the unique style characteristic of annular furnace; These heating bricks 7 can be formed the donut separately of different-diameter, the unique bottom construction of the supporting composition annular furnace of these donuts, thus improve the arrangement of furnace bottom greatly.Unique design through heating brick 7; When guaranteeing load-bearing, as much as possible layouts that increase the furnace bottom heating element heater according to shaft furnace temperature characterisitic (stack effect) more; The bottom that can the improve workpiece greatly situation of being heated, thus the whole uniformity that workpiece is heated improved.This heating brick can be high temperature resistant, collides not fragile; Use through arc heating brick can reduce the man-hour of constructing, and raises labour efficiency, and increases added value of product.
The full fabric resistor stove of a kind of removable bell-jar of the utility model, in use, when bell is opened; Up-down framework 6 promotes bonnet 5, and the back transmission mechanism 1 that puts in place moves to table 3 one sides with bonnet 5, and workpiece to be heated is placed on the table 3; Bonnet 5 moves to table 3 tops then; Through elevating mechanism 6 bonnet 5 is steadily reduced on the table 3, energized is heat-treated workpiece through heating element heater radiation heat release on heater block in the bonnet 54 and the table 3.The utility model is applicable to heat-treats the workpiece of different shape, is particularly useful for the heat treatment to circles such as flange or annular workpieces, has good thermal effectiveness.After adopting the utility model, whole temperature uniformity improves more than ± 3 ℃, reach ± 8 ℃ in.
The above only is the preferred implementation of the utility model; Be noted that for those skilled in the art; Under the prerequisite that does not break away from the utility model principle; Can also make some improvement and retouching, these improvement and retouching also should be regarded as the protection domain of the utility model.
Claims (6)
1. full fabric resistor stove of removable bell-jar; It is characterized in that: comprise bonnet (5), move the elevating mechanism (6) of bonnet (5), the table (3) of support bonnet (5), the grate (2) and the transmission mechanism (1) that is connected with grate (2) of installation elevating mechanism (6); Bonnet and outer bonnet in described bonnet (5) comprises; Bonnet is a hollow-core construction in said, is provided with heater block (4) between interior bonnet and the outer bonnet; Be equipped with heating brick (7) on the described table (3), said heating brick (7) splices and combines into several donuts at interval.
2. the full fabric resistor stove of removable bell-jar according to claim 1 is characterized in that: described heating brick (7) is for splicing and combining into the radial brick of annulus, and the outer arc radius of said radial brick and the difference of inner arc radius are 5～30 centimetres.
3. the full fabric resistor stove of removable bell-jar according to claim 1 and 2 is characterized in that: the number of said donut is 2～6, and the spacing of each donut is 3～20 centimetres.
4. the full fabric resistor stove of removable bell-jar according to claim 1 and 2 is characterized in that: said heater block (4) evenly is suspended on outer bonnet inwall and interior bonnet outer wall, and adopts the radiation heating mode to heat.
5. the full fabric resistor stove of removable bell-jar according to claim 1 and 2; It is characterized in that: be provided with the full refractory fibre furnace lining between bonnet and the outer bonnet in said; The full refractory fibre furnace lining is prefabricated into circular frame; Be welded with support bar on the framework, the support bar end is with the refractory pipe, and heater block (4) is suspended on the refractory pipe.
6. the full fabric resistor stove of removable bell-jar according to claim 1 and 2 is characterized in that: said elevating mechanism (6) comprises motor, the up-down of driven by motor bonnet (5); Said transmission mechanism (1) comprises cycloidal planetary gear speed reducer and cast steel travelling wheel, realizes transmission thereby cycloidal planetary gear speed reducer drives the motion of cast steel travelling wheel through chain, sprocket wheel, power transmission shaft and bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120208369 CN202141331U (en) | 2011-06-20 | 2011-06-20 | Movable bell-shield full-fiber resistance furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120208369 CN202141331U (en) | 2011-06-20 | 2011-06-20 | Movable bell-shield full-fiber resistance furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202141331U true CN202141331U (en) | 2012-02-08 |
Family
ID=45552387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120208369 Expired - Fee Related CN202141331U (en) | 2011-06-20 | 2011-06-20 | Movable bell-shield full-fiber resistance furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202141331U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102243018A (en) * | 2011-06-20 | 2011-11-16 | 江苏华东炉业有限公司 | Bell-type movable full fiber resistance furnace |
| CN104251620A (en) * | 2013-06-25 | 2014-12-31 | 天津市硅酸盐研究所有限公司 | Double-slideway bell jar type electric heating furnace |
-
2011
- 2011-06-20 CN CN 201120208369 patent/CN202141331U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102243018A (en) * | 2011-06-20 | 2011-11-16 | 江苏华东炉业有限公司 | Bell-type movable full fiber resistance furnace |
| CN104251620A (en) * | 2013-06-25 | 2014-12-31 | 天津市硅酸盐研究所有限公司 | Double-slideway bell jar type electric heating furnace |
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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: 20120208 Termination date: 20140620 |
|
| EXPY | Termination of patent right or utility model |