CN216115335U - Continuous supply type calcining furnace - Google Patents
Continuous supply type calcining furnace Download PDFInfo
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- CN216115335U CN216115335U CN202122669076.1U CN202122669076U CN216115335U CN 216115335 U CN216115335 U CN 216115335U CN 202122669076 U CN202122669076 U CN 202122669076U CN 216115335 U CN216115335 U CN 216115335U
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Abstract
A continuous supply type calcining furnace comprises a frame, a furnace body which is obliquely arranged with a low front part and a high back part is arranged above the frame, the front end of the furnace body is hinged on the frame, and the middle part and the back end of the furnace body are respectively supported on the frame through a pair of adjustable supporting rods; the furnace body comprises a shell, two quartz tubes are longitudinally and parallelly penetrated in the shell, two ends of a bottom plate of the shell are respectively provided with a pair of supporting wheels corresponding to two sides of each quartz tube, and two ends of each quartz tube are respectively supported by the pair of supporting wheels; asbestos heat-insulating layers are filled at the peripheries of the two quartz tubes in the shell; a plurality of graphite heating rods are uniformly distributed at the lower part of the shell in a penetrating way; a speed reducing motor is arranged at the rear end of the rack, and the output end of the speed reducing motor is in transmission connection with a wheel shaft of a supporting wheel of one of the quartz tubes through a first chain transmission mechanism; the wheel shaft of the supporting wheel is in transmission connection with the wheel shaft of the supporting wheel of the other adjacent quartz tube through a second chain transmission mechanism. The beneficial effects are that: simple structure, convenient operation, low energy consumption and high production efficiency.
Description
Technical Field
The utility model relates to a calcining furnace, in particular to a continuous supply type calcining furnace.
Background
A calcining furnace is a thermal equipment for heat treatment of carbon raw materials (such as coke, anthracite, etc.) at high temperature to improve the performance of the raw materials, and is used for iron making, rare metal recovery, catalyst production and special chemicals production.
At present, the types of furnaces used for calcining carbon materials at home and abroad mainly include rotary kilns, pot calciners, rotary bed calciners, electric calciners, coke ovens and the like. These types of furnaces have significant differences in heat sources, heat transfer means, and calcination atmosphere due to differences in furnace body structures and process conditions. However, the following problems are common: the method has the advantages of high calcination temperature, high energy consumption, complex operation, time and labor consumption, low discharging speed, long period, low yield and nonuniform calcination.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a continuous supply type calcining furnace which is simple in structure, convenient to operate, low in energy consumption and high in production efficiency.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a continuous supply type calcining furnace comprises a frame, wherein a furnace body which is obliquely arranged in a manner that the front part is low and the rear part is high is arranged above the frame, the front end of the furnace body is hinged on the frame, and the middle part and the rear end of the furnace body are respectively supported on the frame through a pair of adjustable supporting rods and used for adjusting the inclination angle of the furnace body;
the furnace body comprises a shell, two quartz tubes are longitudinally and parallelly penetrated in the shell, two vertical plates are respectively arranged at two ends of a bottom plate of the shell, a pair of rotatable supporting wheels is respectively arranged on the vertical plates corresponding to two sides of each quartz tube through a wheel shaft and a bearing, and two ends of each quartz tube are respectively supported through a pair of supporting wheels; asbestos heat preservation layers are filled at the peripheries of the two quartz tubes in the shell and used for realizing heat preservation after the furnace body is heated; a plurality of graphite heating rods are uniformly distributed on the lower part of the shell along the longitudinal direction of the shell and used for heating quartz tubes in the furnace body by an external power supply;
a speed reducing motor is arranged at the rear end of the frame, and the output end of the speed reducing motor is in transmission connection with a wheel shaft which is close to the middle part of the furnace body and supports a supporting wheel of one quartz tube through a first chain transmission mechanism; and the wheel shaft of the supporting wheel is in transmission connection with the wheel shaft of the supporting wheel of the other adjacent quartz tube through a second chain transmission mechanism and is used for driving the two quartz tubes to rotate in the same direction.
Preferably, the outer edge of the quartz tube is fixedly sleeved with a support ring corresponding to the support wheel, the outer edges of the support wheels are respectively provided with an annular groove, and the support rings are respectively inserted into the annular grooves corresponding to the outer edges of the support wheels for realizing axial limiting of the quartz tube.
As a further preference, a graphite plate is arranged in the middle of the housing along its longitudinal direction, the graphite plate being located between the two quartz tubes for increasing the heating efficiency.
Preferably, the housing is formed by connecting a lower housing and an upper cover through latches uniformly distributed on both sides of the housing, so as to facilitate maintenance.
Preferably, the upper end of the adjustable supporting rod is hinged to the bottom surface of the furnace body, the lower end of the adjustable supporting rod penetrates through a cross beam corresponding to the upper end of the rack respectively, a thrust bearing is sleeved on the adjustable supporting rod and is connected with an adjusting nut through threads, and the adjustable supporting rod is supported on the rack through the thrust bearing and is pressed through the adjusting nut.
As further preferred, there is the feed bin at frame rear end one side through the support, has hung vibrating feeder in feed bin lower extreme exit, and vibrating feeder has two forked delivery nozzles and inserts respectively in the quartz pipe mouth that corresponds.
The utility model has the beneficial effects that:
the calcining furnace has a simple structure and is convenient to operate, quartz tubes in the furnace body can be rapidly heated through the external power supply of the graphite heating rods uniformly distributed at the lower part of the furnace body shell, and two quartz tubes can be driven to simultaneously rotate through the speed reducing motor arranged at the rear end of the frame through the chain transmission mechanism, so that the calcining temperature and the energy consumption can be remarkably reduced; the vein quartz ore raw material entering the quartz tube can be uniformly heated and automatically rolls forwards along with the inclination angle of the furnace body, so that the product quality of finally formed quartz sand is improved; the production efficiency is high, and inclusions in the ore can be effectively opened to prepare for later-stage dehydroxylation.
Drawings
Fig. 1 is a schematic structural view of the present invention.
FIG. 2 is a sectional view showing the structure of the furnace body of the present invention.
Fig. 3 is a right side view of fig. 2.
In the figure: the belt conveyor comprises a belt conveyor 1, a water quenching box 2, a material receiving bin 3, a rack 4, a furnace body 5, a connecting seat 6, an adjustable supporting rod 7, a vibrating feeder 8, a vibration reduction lifting hook 9, a storage bin 10, a support 11, a graphite heating rod 12, a shell 13, a lower shell 131, an upper cover 132, an adjusting nut 14, a thrust bearing 15, a speed reduction motor 16, a first chain transmission mechanism 17, a supporting wheel 18, a vertical plate 19, a quartz tube 20, a supporting ring 21, a graphite plate 22, an asbestos heat insulation layer 23, a detachable lock 24 and a second chain transmission mechanism 25.
Detailed Description
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
As shown in figures 1-3, the continuous supply type calcining furnace comprises a frame 4 formed by welding profile steels, a furnace body 5 which is arranged in an inclined mode from low front to high back is arranged above the frame 4, the front end of the furnace body 5 is hinged to the frame 4 through a pin shaft, and the middle part and the rear end of the furnace body 5 are supported on the frame 4 through a pair of adjustable supporting rods 7 respectively and used for adjusting the inclination angle of the furnace body 5.
The upper end of the adjustable supporting rod 7 is hinged to the connecting seat 6 welded to the bottom surface of the furnace body 5 through a pin shaft, the lower end of the adjustable supporting rod 7 penetrates through a cross beam corresponding to the upper end of the rack 4 through clearance fit, a thrust bearing 15 is sleeved on the adjustable supporting rod 7 and is connected with an adjusting nut 14 through threads, and the adjustable supporting rod 7 is supported on the rack 4 through the thrust bearing 15 and is compressed through the adjusting nut 14 so as to adjust the effective supporting height of the adjustable supporting rod 7.
The furnace body 5 comprises a shell 13, two quartz tubes 20 are longitudinally arranged in the shell 13 in parallel in a penetrating manner, two ends of each quartz tube 20 respectively penetrate through end plates at two ends of the shell 13, two ends of a bottom plate of the shell 13 are respectively fixedly connected with a vertical plate 19 through bolts, a pair of rotatable supporting wheels 18 are respectively arranged on the vertical plate 19 corresponding to two sides of each quartz tube 20 through a wheel shaft and a bearing, and two ends of each quartz tube 20 are respectively supported through a pair of supporting wheels 18; the outer edge of the quartz tube 20 corresponding to the support wheels 18 is fixedly sleeved with a support ring 21, the outer edge of each support wheel 18 is provided with an annular groove, and the support rings 21 are inserted into the annular grooves of the outer edges of the corresponding pair of support wheels 18 respectively and used for realizing axial limiting of the quartz tube 20;
asbestos heat preservation layers 23 are filled at the peripheries of the two quartz tubes 20 in the shell 13 and are used for realizing heat preservation after the furnace body is heated; a plurality of graphite heating rods 12 are uniformly distributed on the lower part of the shell 13 along the longitudinal direction, and two ends of each graphite heating rod 12 penetrate out of two sides of the shell 13 respectively and are used for being connected with a quartz tube 20 in the heating furnace body of the external power supply; a graphite plate 22 is provided in the middle of the inside of the outer shell 13 along the longitudinal direction thereof, and the graphite plate 22 is located between the two quartz tubes 20 for improving the heating efficiency.
The housing 13 is formed by connecting a lower housing 131 and an upper cover 132 by detachable latches 24 uniformly distributed on both sides of the housing 13 for easy detachment and maintenance.
A speed reducing motor 16 is arranged at the rear end of the frame 4 through a motor seat plate, and the output end of the speed reducing motor 16 is in transmission connection with a wheel shaft of a supporting wheel 18 which is close to the middle part of the furnace body and supports one quartz tube 20 through a first chain transmission mechanism 17; the wheel axle of the supporting wheel 18 is in transmission connection with the wheel axle of the supporting wheel 18 of another adjacent quartz tube 20 through a second chain transmission mechanism 25, and is used for driving the two quartz tubes 20 to rotate in the same direction.
A square conical bin 10 is supported on one side of the rear end of the rack 4 through a support 11, a vibrating feeder 8 is hung at an outlet at the lower end of the bin 10 through a vibration reduction hook 9, the vibrating feeder 8 is provided with two bifurcated discharge nozzles and is respectively inserted into the rear ends of corresponding quartz tubes 20, and the automatic feeding of the continuous supply type calcining furnace is realized.
A water quenching box 2 and a belt conveyor 1 are sequentially arranged on one side of the front end of the rack 4, the low end of the belt conveyor 1 is inserted into the water quenching box 2, a material receiving bin 3 is fixed in the water quenching box 2 corresponding to the low end of the belt conveyor 1, and the material receiving bin 3 corresponds to the lower part of the front end of the quartz tube 20 and is used for receiving materials calcined through the quartz tube 20.
During operation, the speed reduction motor is started to drive the two quartz tubes 20 to rotate at the same direction and low speed sequentially through the first chain transmission mechanism and the second chain transmission mechanism, the graphite heating rod 12 is switched on to heat the quartz tubes, the heating temperature reaches 1600 ℃, cleaned vein quartz ore materials are put into the stock bin 10, the vibrating feeder is started to add the ore materials into the quartz tubes respectively, the materials are calcined along with the rotation of the quartz tubes, and the materials are gradually rolled forward and discharged into the material receiving bin 3 of the water quenching box through the front port through the inclined arrangement of the furnace body, so that cooling is realized. Starting the belt conveyor 1, and conveying the cooled material into a hopper at the front end for subsequent processing.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. A continuous supply type calcining furnace comprises a frame and is characterized in that: a furnace body which is arranged in an inclined manner from low front to high back is arranged above the rack, the front end of the furnace body is hinged on the rack, and the middle part and the rear end of the furnace body are respectively supported on the rack through a pair of adjustable supporting rods and used for adjusting the inclination angle of the furnace body;
the furnace body comprises a shell, two quartz tubes are longitudinally and parallelly penetrated in the shell, two vertical plates are respectively arranged at two ends of a bottom plate of the shell, a pair of rotatable supporting wheels is respectively arranged on the vertical plates corresponding to two sides of each quartz tube through a wheel shaft and a bearing, and two ends of each quartz tube are respectively supported through a pair of supporting wheels; asbestos heat preservation layers are filled at the peripheries of the two quartz tubes in the shell and used for realizing heat preservation after the furnace body is heated; a plurality of graphite heating rods are uniformly distributed on the lower part of the shell along the longitudinal direction of the shell and used for heating quartz tubes in the furnace body by an external power supply;
a speed reducing motor is arranged at the rear end of the frame, and the output end of the speed reducing motor is in transmission connection with a wheel shaft which is close to the middle part of the furnace body and supports a supporting wheel of one quartz tube through a first chain transmission mechanism; and the wheel shaft of the supporting wheel is in transmission connection with the wheel shaft of the supporting wheel of the other adjacent quartz tube through a second chain transmission mechanism and is used for driving the two quartz tubes to rotate in the same direction.
2. A continuous feed calciner according to claim 1 wherein: the outer edge of the quartz tube is fixedly sleeved with a support ring corresponding to the support wheel, the outer edge of the support wheel is respectively provided with an annular groove, and the support ring is respectively inserted into the annular grooves corresponding to the outer edge of the support wheel and used for realizing axial limiting of the quartz tube.
3. A continuous feed calciner according to claim 1 wherein: a graphite plate is arranged in the middle of the shell along the longitudinal direction of the shell, and the graphite plate is positioned between the two quartz tubes.
4. A continuous feed calciner according to claim 1 or 3 in which: the shell is formed by connecting a lower shell and an upper cover through lock catches uniformly distributed on two sides of the shell.
5. A continuous feed calciner according to claim 1 wherein: the upper end of the adjustable supporting rod is hinged to the bottom surface of the furnace body, the lower end of the adjustable supporting rod penetrates through a cross beam corresponding to the upper end of the rack respectively, a thrust bearing is sleeved on the adjustable supporting rod and is connected with an adjusting nut through threads, and the adjustable supporting rod is supported on the rack through the thrust bearing and is pressed through the adjusting nut.
6. A continuous feed calciner according to claim 1 wherein: a storage bin is supported on one side of the rear end of the rack through a support, a vibrating feeder is hung at an outlet at the lower end of the storage bin, and the vibrating feeder is provided with two bifurcated discharge nozzles which are respectively inserted into corresponding quartz tube ports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122669076.1U CN216115335U (en) | 2021-11-03 | 2021-11-03 | Continuous supply type calcining furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122669076.1U CN216115335U (en) | 2021-11-03 | 2021-11-03 | Continuous supply type calcining furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216115335U true CN216115335U (en) | 2022-03-22 |
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ID=80712622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122669076.1U Active CN216115335U (en) | 2021-11-03 | 2021-11-03 | Continuous supply type calcining furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216115335U (en) |
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2021
- 2021-11-03 CN CN202122669076.1U patent/CN216115335U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230508 Address after: No. 69, Xinxing Lane, Tanghezi, Taihe District, Jinzhou City, Liaoning Province, 121000 Patentee after: Jinzhou Runying Nonmetallic Mineral New Materials Co.,Ltd. Address before: 121000 No. 12-29, guoheli, Linghe District, Jinzhou City, Liaoning Province Patentee before: Zhao Naijin Patentee before: Feng Fang |
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| TR01 | Transfer of patent right |