CN202613913U - Simply sealed rotary drum dryer - Google Patents
Simply sealed rotary drum dryer Download PDFInfo
- Publication number
- CN202613913U CN202613913U CN 201220231285 CN201220231285U CN202613913U CN 202613913 U CN202613913 U CN 202613913U CN 201220231285 CN201220231285 CN 201220231285 CN 201220231285 U CN201220231285 U CN 201220231285U CN 202613913 U CN202613913 U CN 202613913U
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- rotating cylinder
- rotary drum
- furnace body
- wall
- heater
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Abstract
The utility model relates to a simply sealed rotary drum dryer which comprises a furnace body, a furnace door and a smoke vent. A firebox and a flue are arranged in the furnace body. A rotary drum is communicated with the inside of the furnace body through the smoke vent. The communicating end of the rotary drum is located in the flue and close to the smoke vent. A feeding opening is arranged on the top of the flue and close to the communicating end of the rotary drum. The rotary drum is connected with an induced draft fan and provided with a feed outlet and a rotation driving device. A groove is disposed at the joint of the rotary drum and the furnace body and on the inner wall of the furnace body along the circumferential direction. A filling hole which is communicated with the groove is arranged on the outer wall of the furnace body. Flexible filler is filled in the groove through the filling hole and in a gap between the outer wall of the rotary drum and the inner wall of the furnace body, and the outer wall of the rotary drum corresponds to the inner wall of the furnace body. A storing pot is connected with the filling hole. A smoke detector is arranged on the furnace body and close to the smoke vent, and is connected with the storing pot through a controller. By utilization of the simply sealed rotary drum dryer, materials can be dried through high temperature smoke.
Description
Technical field
The utility model relates to a kind of rotary drum drying machine of simple and easy sealing, belongs to the drying plant field.
Background technology
Rotary drum drying machine is made up of heating furnace and rotating cylinder, and constantly burning is to carry hot flue gas in rotating cylinder for the fuel in the heating furnace, and the while rotating cylinder rolls through self and the cooperation of hot flue gas comes the material in the even drying drum.Wherein, heating furnace is a fixed structure, and rotating cylinder then rotates, owing to exist relative motion to be easy to generate the slit, the high-temperature flue gas in the heating furnace can be leaked to the external world from the slit, causes the waste of energy and the pollution of environment between rotating cylinder and the heating furnace; Simultaneously, extraneous cold air also enters into rotating cylinder by the slit easily, reduces the temperature of flue gas in the rotating cylinder, reduces the drying efficiency of rotary drum drying machine.Therefore, at the position that rotating cylinder is connected with heating furnace sealing device is set usually, reveals along the slit, also avoid cool ambient air to get in the rotating cylinder along the slit to prevent high-temperature flue gas.
The sealing device of existing rotary drum drying machine is labyrinth gland, and the spill sealing ring and the cooperation of male seal circle of being processed by cast iron form.Disclose a kind of rotary drum drying machine labyrinth seal protector like Chinese patent document CN992576571, the feeding end of cylindrical shell links to each other with body of heater through going into the wall short tube, and the discharge end of cylindrical shell links to each other with support through going into the wall short tube; Outer collar with go into the wall short tube and join through bolt; Sealing ring is housed on the outer collar, is provided with asbestos cord between outer collar and the sealing ring, sealing ring is contained on the cylindrical shell through flange, bolt; Sealing ring is positioned at sealing ring; Going into wall short tube and collet, discharge end cylindrical shell and going into of feeding end is provided with the taper back-up ring between the wall short tube, the outside that feeding end is gone into the wall short tube is provided with a horn mouth, and the feeding end sealing ring is provided with adjusting device; Flange is provided with pointer, goes into discharge end and goes into the wall short tube and be provided with dust hopper.
Labyrinth seal protector in the above-mentioned technology; Prolongation along with service time; The rotation of rotating cylinder can cause the wearing and tearing of sealing ring and sealing ring; High-temperature flue gas easy erosion wear place and along the slot leakage of fray to extraneous, it is inner that extraneous cold air also gets into rotating cylinder along the slit of fray easily; And the complex structure of sealing device in the above-mentioned technology is not easy to processing and assembling.
The utility model content
The utility model technical problem to be solved is along with the prolongation of service time in the prior art; The rotation of rotating cylinder can cause the wearing and tearing of sealing ring and sealing ring; High-temperature flue gas easy erosion wear place and along the slot leakage of fray to extraneous, it is inner that extraneous cold air also gets into rotating cylinder along the slit of fray easily; And the complex structure of sealing device in the above-mentioned technology is not easy to processing and assembling; And then a kind of rotary drum drying machine that can produce the simple and easy sealing device in slit because of wearing and tearing in heating furnace and rotating cylinder junction that has proposed.
For solving the problems of the technologies described above, the utility model provides a kind of rotary drum drying machine of simple and easy sealing, comprises; Heating furnace; Said heating furnace comprises body of heater, is arranged on fire door and exhaust opening on the said body of heater, and said body of heater set inside has fiery chamber and flue, and said fiery chamber is connected with flue; Rotating cylinder, said rotating cylinder is connected with said body of heater inside through said exhaust opening, and said rotating cylinder is communicated with end and is positioned at the said flue near said exhaust opening; The top of said flue is provided with charge door, and said charge door is communicated with end setting near said rotating cylinder; Said rotating cylinder is connected with air-introduced machine, and said rotating cylinder is provided with discharging opening, is connected with device of rotation driving on the said rotating cylinder; In the junction of said rotating cylinder and said body of heater, said inboard wall of furnace body upper edge circumferentially offers groove, and said furnace body outer wall is provided with stuffing hole and is connected with said groove; In said groove and the gap location between said accordingly rotating cylinder outer wall and said inboard wall of furnace body be filled with the flexible filler layer through said stuffing hole, said flexible filler layer carries out axial limiting to said rotating cylinder.
Be connected with storage tank with said stuffing hole.
Be provided with flue gas detector near said exhaust opening place on the said body of heater, said flue gas detector is connected with said storage tank through controller.
Said flexible filler layer is polytetrafluoroethylene (PTFE) or felt packing layer.
The axis of said rotating cylinder becomes angle with horizontal plane, and said angle is 2-10 °.
The utility model is compared with the prior art scheme has following beneficial effect:
(1) rotary drum drying machine of the said simple and easy sealing of the utility model comprises, heating furnace, said heating furnace comprise body of heater, are arranged on fire door and exhaust opening on the said body of heater, and said body of heater set inside has fiery chamber and flue, and said fiery chamber is connected with flue; Rotating cylinder, said rotating cylinder is connected with said body of heater inside through said exhaust opening, and said rotating cylinder is communicated with end and is positioned at the said flue near said exhaust opening; The top of said flue is provided with charge door, and said charge door is communicated with end setting near said rotating cylinder; Said rotating cylinder is connected with air-introduced machine, and said rotating cylinder is provided with discharging opening, is connected with device of rotation driving on the said rotating cylinder; In the junction of said rotating cylinder and said body of heater, said inboard wall of furnace body upper edge circumferentially offers groove, and said furnace body outer wall is provided with stuffing hole and is connected with said groove; In said groove and the gap location between said accordingly rotating cylinder outer wall and said inboard wall of furnace body be filled with the flexible filler layer through said stuffing hole, said flexible filler layer carries out axial limiting to said rotating cylinder.
During the rotary drum drying machine operation, rotating cylinder rotates relative to heating furnace.In the junction of rotating cylinder and heating furnace, the gap of rotating cylinder outer wall and heating furnace inwall is filled by flexible filler, has kept the rotary drum drying machine sealing state, has avoided the leakage of high-temperature flue gas in the dryer and the intrusion of cool ambient air.When rotation along with rotating cylinder; When flexible filler is worn away by part; Can be easily in the groove of inboard wall of furnace body through stuffing hole; And then the gap location filling flexible filler between rotating cylinder outer wall and heating furnace inwall, the flexible filler that falls with replenish lost, thus keep the sealing state of rotating cylinder and heating furnace junction.Avoided in the prior art prolongation along with service time; Relative motion between sealing ring and the sealing ring causes the wearing and tearing of the two; High-temperature flue gas leaks out from the slit of fray between sealing ring and the sealing ring easily; Extraneous cold air is also invaded rotating cylinder inside from the slit of wearing and tearing easily, and the complex structure of labyrinth gland in the prior art, is not easy to the problem of processing, assembling and keeping in repair.
(2) rotary drum drying machine of the said simple and easy sealing of the utility model is connected with storage tank at said stuffing hole.Be provided with flue gas detector near said exhaust opening place on the said body of heater, said flue gas detector is connected with said storage tank through controller.Rotary drum drying machine is when operation; Whether there is high-temperature flue gas to leak out through flue gas detector detection rotating cylinder and heating furnace junction, when having detected the high-temperature flue gas leakage, some wearing and tearing of flexible filler that seal is described; Need to replenish; At this moment, controller control storage tank by stuffing hole in groove and the gap location of rotating cylinder outer wall and the inboard wall of furnace body filling flexible filler that pressurizes, when the amount of flexible filler is enough to rotating cylinder and heating furnace junction sealed; Flue gas detector detects less than high-temperature flue gas, and controller control storage tank stops charging.
(3) the said rotary drum drying machine that has simple and easy sealing device of the utility model, the axis of said rotating cylinder becomes angle with horizontal plane, and said angle is 2-10 °.Rotating cylinder is higher than the end away from heating furnace near an end of heating furnace; Be convenient to make the material that is dried to get into behind the rotating cylinder under the effect of self gravitation; By rotating cylinder near an end of heating furnace gradually to a end motion away from heating furnace, finally discharge by discharging opening, improved the drying efficiency of dryer.
Description of drawings
For the content that makes the utility model is understood more easily, the utility model combines the accompanying drawing and the specific embodiment that the content of the utility model is further explained;
The structural representation of the rotary drum drying machine of the said simple and easy sealing of Fig. 1 the utility model;
The said structural representation that has the simple and easy sealing rotary drum drying machine of storage tank of Fig. 2 the utility model;
The said structural representation that has the simple and easy sealing rotary drum drying machine of storage tank, controller and flue gas detector of Fig. 3 the utility model;
Wherein Reference numeral is: the 1-fire door, and 2-fire chamber, the 3-flue, the 4-stuffing hole, the 5-rotating cylinder is communicated with end; The 6-groove, 7-flue gas detector, 8-storage tank, 9-controller, 10-charge door; The 11-exhaust opening, 12-device of rotation driving, 13-rotating cylinder, 14-discharging opening, 15-air-introduced machine.
The specific embodiment
The rotary drum drying machine of the said a kind of simple and easy sealing of the utility model is as shown in Figure 1; Comprise that heating furnace, said heating furnace comprise body of heater, are arranged on fire door 1 and exhaust opening 11 on the said body of heater; In the present embodiment; Said fire door 1 is arranged on an end of said body of heater, and correspondingly, said exhaust opening 11 is arranged on the other end of said body of heater; Said body of heater set inside has fiery chamber 2 and flue 3, and said fiery chamber 2 communicates with said exhaust opening 11 through said flue 3, and in the present embodiment, said fiery chamber 2 is provided with near said fire door 1, and said flue 3 is provided with near said exhaust opening 11; Rotating cylinder 13, said rotating cylinder 13 is connected with said body of heater inside through said exhaust opening 11, and said rotating cylinder is communicated with the said flue 3 that end 5 is positioned near said exhaust opening 11; The top of said flue 3 is provided with charge door 10, and said charge door 10 is communicated with end 5 near said rotating cylinder and is provided with; Said rotating cylinder 13 is connected with air-introduced machine 15; In the present embodiment, said air-introduced machine 15 is arranged on the end of said rotating cylinder 13 away from said heating furnace, and said rotating cylinder 13 is provided with discharging opening 14; In the present embodiment; Said discharging opening 14 is arranged on the end of said rotating cylinder 13 away from said heating furnace, is connected with device of rotation driving 12 on the said rotating cylinder 13, and device of rotation driving 12 can according to circumstances be arranged on the optional position of said rotating cylinder 13; In the present embodiment, said device of rotation driving 12 is arranged on the center of said rotating cylinder 13; In the junction of said rotating cylinder 13 with said body of heater, said inboard wall of furnace body upper edge circumferentially offers groove 6, and said furnace body outer wall is provided with stuffing hole 4 and is connected with said groove 6; In said groove 6 and the gap location between said accordingly rotating cylinder 13 outer walls and said inboard wall of furnace body be filled with the flexible filler layer through said stuffing hole 4, said flexible filler layer carries out axial limiting to said rotating cylinder 13.In the present embodiment,, need pressurization to fill for even filling flexible filler.
The use of said apparatus is: in rotary drum drying machine when operation,, rotating cylinder 13 rotates relative to heating furnace.In the junction of rotating cylinder 13 with heating furnace, the gap of rotating cylinder 13 outer walls and heating furnace inwall is filled by flexible filler, has kept the rotary drum drying machine sealing state; When rotation along with rotating cylinder 13; Flexible filler is by part when being worn away, can be easily in the groove 6 of inboard wall of furnace body through stuffing hole 4, and then the gap location filling flexible filler between rotating cylinder 13 outer walls and heating furnace inwall; The flexible filler that falls with replenish lost, thus keep the sealing state of rotating cylinder 13 and heating furnace junction.
On the basis of the above, as disposable embodiment,, be connected with storage tank 8 with said stuffing hole 4, like Fig. 2 for the ease of the filling flexible filler.
On this basis, in order to control the T/A of filling flexible filler accurately, automatically, be provided with flue gas detector 7 near said exhaust opening 11 places on the said body of heater, said flue gas detector 7 is connected with said storage tank 8 through controller 9, like Fig. 3.
Said apparatus is when operation; Whether with heating furnace junction have high-temperature flue gas leak out, when having detected the high-temperature flue gas leakage, some wearing and tearing of flexible filler that seal are described through flue gas detector 7 if detecting rotating cylinder 13; Need to replenish; At this moment, controller 9 control storage tanks 8 by stuffing hole 4 to groove 6 in and the gap location of rotating cylinder 13 outer walls and the inboard wall of furnace body filling flexible filler that pressurizes, when the amount of flexible filler is enough to rotating cylinder 13 and heating furnace junction sealed; Flue gas detector 7 detects less than high-temperature flue gas, and controller 9 control storage tanks 8 stop charging.
Further, said flexible filler can be selected any commercially available high-temperature-resistant flexible filler according to situation, and in the present embodiment, said flexible filler is polytetrafluoroethylene (PTFE) or felt.
On this basis, as disposable embodiment, the axis of said rotating cylinder 13 becomes angle with horizontal plane, and said angle is 2-10 °, like Fig. 3.
Though the utility model has carried out detailed elaboration through above-mentioned specific embodiment to it; But; Those skilled in the art should be understood that; Any form of being made on this basis that does not exceed the claim protection domain and the variation of details all belong to the claimed scope of the utility model.
Claims (5)
1. the rotary drum drying machine of a simple and easy sealing comprises,
Heating furnace; Said heating furnace comprises body of heater, is arranged on fire door (1) and exhaust opening (11) on the said body of heater; Said body of heater set inside has fiery chamber (2) and flue (3), and said fiery chamber (2) communicates with said exhaust opening (11) through said flue (3);
Rotating cylinder (13), said rotating cylinder (13) communicates with said body of heater through said exhaust opening (11), and said rotating cylinder is communicated with end (5) and is positioned at the said flue (3) near said exhaust opening (11);
The top of said flue (3) is provided with charge door (10), and said charge door (10) is communicated with end (5) setting near said rotating cylinder;
Said rotating cylinder (13) is connected with air-introduced machine (15), and said rotating cylinder (13) is provided with discharging opening (14), is connected with device of rotation driving (12) on the said rotating cylinder (13);
It is characterized in that,
In the junction of said rotating cylinder (13) with said body of heater, said inboard wall of furnace body upper edge circumferentially offers groove (6), and said furnace body outer wall is provided with stuffing hole (4) and is connected with said groove (6); In said groove (6) and the gap location between said accordingly rotating cylinder (13) outer wall and said inboard wall of furnace body be filled with the flexible filler layer through said stuffing hole (4), said flexible filler layer carries out axial limiting to said rotating cylinder (13).
2. rotary drum drying machine according to claim 1 is characterized in that, is connected with storage tank (8) with said stuffing hole (4).
3. rotary drum drying machine according to claim 2 is characterized in that, locates to be provided with flue gas detector (7) near said exhaust opening (11) on the said body of heater, and said flue gas detector (7) is connected with said storage tank (8) through controller (9).
4. according to the arbitrary described rotary drum drying machine of claim 1-3, it is characterized in that said flexible filler layer is polytetrafluoroethylene (PTFE) or felt packing layer.
5. rotary drum drying machine according to claim 4 is characterized in that, the axis of said rotating cylinder (13) becomes angle with horizontal plane, and said angle is 2-10 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220231285 CN202613913U (en) | 2012-05-22 | 2012-05-22 | Simply sealed rotary drum dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220231285 CN202613913U (en) | 2012-05-22 | 2012-05-22 | Simply sealed rotary drum dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202613913U true CN202613913U (en) | 2012-12-19 |
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ID=47347603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220231285 Expired - Fee Related CN202613913U (en) | 2012-05-22 | 2012-05-22 | Simply sealed rotary drum dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202613913U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103074094A (en) * | 2013-02-05 | 2013-05-01 | 云南省农业科学院农业环境资源研究所 | Method for preparing charcoal by tobacco straws |
-
2012
- 2012-05-22 CN CN 201220231285 patent/CN202613913U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103074094A (en) * | 2013-02-05 | 2013-05-01 | 云南省农业科学院农业环境资源研究所 | Method for preparing charcoal by tobacco straws |
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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: 20121219 Termination date: 20160522 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |