CN203454719U - Wind shield-type flap sealing device based on rotary kiln - Google Patents
Wind shield-type flap sealing device based on rotary kiln Download PDFInfo
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- CN203454719U CN203454719U CN201320583301.2U CN201320583301U CN203454719U CN 203454719 U CN203454719 U CN 203454719U CN 201320583301 U CN201320583301 U CN 201320583301U CN 203454719 U CN203454719 U CN 203454719U
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- dust
- rotary kiln
- flange
- wind shield
- sealing device
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Abstract
The utility model discloses a wind shield-type flap sealing device based on a rotary kiln. The wind shield-type flap sealing device based on the rotary kiln comprises a flange connected with a kiln head cover of the rotary kiln, a flap body with one end fixedly connected with the flange and the other end tightly attached to the surface of the cold air sleeve of the rotary kiln by a steel wire rope counterweight device, a wind shield arranged in a dust channel defined by the cold air sleeve, the flap body and the flange and used for preventing dust from approaching the flap body, a dust discharge port formed in the flange, and a dust discharge device communicated with the dust discharge port. According to the wind shield-type flap sealing device based on the rotary kiln disclosed by the utility model, by arranging the wind shield in the dust channel, most of high-temperature and high-pressure dust and hot air generated by the rotary kiln are effectively prevented from approaching the flap body, a part of the dust and the hot air flows back, and the other part enters in the dust discharge port to be discharged; the small part of the left dust and hot air passing through the wind shield is blocked even if approaching the flap body, thus reducing the loss of the dust and the hot air on the flap body, and effectively prolonging the service life of the flap body.
Description
Technical field
The utility model relates to seal of rotary kiln field, specifically, relates to a kind of type wind shield flap sealing device based on rotary kiln.
Background technology
The main flap seal form that adopts of existing rotary kiln end sealing, be dust and the hot-air that flap sealing device prevents that rotary kiln from producing to be set between the kiln head cover of rotary kiln and cold wind shroud leak outside, flap sealing seals general operating mode for kiln hood and still can deal with, once run into, kiln hood malleation is serious, and flap sealing is basic inefficacy just; Now, a large amount of high-temperature dusts and hot-air in kiln head cover are affected by pressure, just can spill by sealing position, pollute surrounding enviroment, also a large amount of hear rates have been wasted simultaneously, and high-temperature dust also has a significant impact one grade of wheel band, most important is that high-temperature dust is run out of and is easy to scald pedestrian, produces potential safety hazard.
Therefore the rotary kiln end sealing device that, designs the convenient and good sealing effect of a kind of simple in structure, with low cost, working service, long service life becomes the problem of those skilled in the art's primary study.
Utility model content
In order to solve the problems of the prior art, the utility model provides the type wind shield flap sealing device based on rotary kiln of the convenient and good sealing effect of a kind of simple in structure, with low cost, working service, long service life.
To achieve these goals, the technical solution adopted in the utility model is as follows:
Type wind shield flap sealing device based on rotary kiln, comprise the flange being connected with the kiln head cover of rotary kiln, one end is fixedly connected with flange and the other end is close to the fish scale lamellar body on the cold wind shroud surface of rotary kiln by steel wire rope weight device, be arranged at and in the dust passage being formed by cold wind shroud, fish scale lamellar body and flange, for hindering dust, approach the deep bead of fish scale lamellar body, be opened in the dust-exhausting port on flange, and the dust exhaust being communicated with dust-exhausting port.
For different service conditions, the utility model has adopted two kinds of concrete schemes for the installation of deep bead: the first is serious mainly for kiln hood malleation but rotary kiln that transformation space is less is used, be specially on the cold wind shroud that described deep bead is fixedly connected on rotary kiln, and be formed for preventing the gap of friction with flange, this gap belongs to microgap, prevents phase mutual friction between deep bead and flange.For the ease of dust discharge, described dust-exhausting port is between deep bead and fish scale lamellar body.
The second rotary kiln serious mainly for kiln hood malleation and that have enough transformations space is used, being specially described deep bead is fixedly connected with flange, and be formed for preventing that with the cold wind shroud of rotary kiln the ，Gai gap, gap of friction belongs to microgap, prevent phase mutual friction between deep bead and cold wind shroud.And described dust-exhausting port is opened in flange deep bead both sides in axial direction.
In order to strengthen the sealability of flap itself, described fish scale lamellar body comprises by interior anticorrosion flap, carbon aluminum fiber composite plate and heat resisting steel flap from being cascading outward.
Compared with prior art, the utlity model has following beneficial effect:
(1) the utility model by arranging deep bead in dust passage, effectively stopped that most of HTHP dust and hot-air that rotary kiln produces approach fish scale lamellar body, a part is refluxed, a part enters dust-exhausting port discharge, even if approached fish scale lamellar body and also kept off back by it and passed through the only surplus fraction dust of deep bead and hot-air, can not discharge outside, realize the effect of dual-seal, simultaneously also because the effect of deep bead has reduced dust and the loss of hot-air to fish scale lamellar body, effectively extended the service life of fish scale lamellar body, there is substantive distinguishing features and progress, and the utility model design is ingenious, simple in structure, with low cost, safe and reliable, there is market application foreground widely, be applicable to applying.
(2) the utility model provides again two kinds of concrete schemes for different operating modes and concrete transformation situation, for user provides selection, has more specific aim.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model-embodiment 1.
Fig. 2 is the partial structurtes schematic diagram at A place in Fig. 1.
Fig. 3 is the partial structurtes schematic diagram at B place in Fig. 1.
Fig. 4 is the structural representation of the utility model-embodiment 2.
Fig. 5 is the partial structurtes schematic diagram at C place in Fig. 4.
Fig. 6 is the partial structurtes schematic diagram at D place in Fig. 4.
Fig. 7 is the structural representation of fish scale lamellar body in the utility model.
In above-mentioned accompanying drawing, the component names that Reference numeral is corresponding is as follows:
1-rotary kiln, 2-cold wind shroud, 3-kiln head cover, 4-steel wire rope weight device, 5-flange, 6-deep bead, 7-dust exhaust, 8-anticorrosion flap, 9-carbon aluminum fiber composite plate, 10-heat resisting steel flap.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail, and embodiment of the present utility model includes but not limited to the following example.
As shown in Figure 1 to Figure 3, be somebody's turn to do the type wind shield flap sealing device based on rotary kiln, rotary kiln serious mainly for kiln hood malleation and that have enough transformations space is used, specifically comprise the flange 5 being connected with the kiln head cover 3 of rotary kiln 1, one end is fixedly connected with flange and the other end is close to the fish scale lamellar body on cold wind shroud 2 surfaces of rotary kiln by steel wire rope weight device 4, be arranged at by cold wind shroud, in the dust passage that fish scale lamellar body and flange form, for hindering dust, approach fish scale lamellar body and be fixedly connected with flange and form the deep bead 6 in gap with the cold wind shroud of rotary kiln, be opened in the dust-exhausting port on flange, and the dust exhaust 7 being communicated with dust-exhausting port.Setting due to this deep bead, in dust passage, formed the shape in similar and a labyrinth, with respect to dust and the next direction of hot-air, deep bead is front, fish scale lamellar body is rear, deep bead has stopped most dust and hot-air, making it fall into dust-exhausting port is discharged by dust exhaust, residue small part dust and hot-air are stopped and enter dust exhaust by fish scale lamellar body, by the sealing of this dual form, improve the sealing of rotary kiln end, also greatly extended the service life of fish scale lamellar body simultaneously.
For the ease of dust discharge, described dust-exhausting port is opened in flange deep bead both sides in axial direction, and dust exhaust also adopts corresponding two funnel forms.As shown in Figure 7, in order to strengthen the sealability of flap itself, described fish scale lamellar body comprises by interior anticorrosion flap 8, carbon aluminum fiber composite plate 9 and heat resisting steel flap 10 from being cascading outward, this kind of multilayer form flap body can strengthen its exclusion seal ability, increases the service life.
During use, in rotary kiln head-shield, dust and hot-air are affected by malleation in kiln, and a part will spill by sealing position, and the escape direction of dust and hot-air is from kiln head cover to fish scale lamellar body direction.Dust and hot-air, through in deep bead, owing to being subject to the resistance of deep bead, will having most of dust and hot-air and be stopped by deep bead, enter in dust exhaust and discharge; Now, remainder dust and hot-air are because the pressure that stops of deep bead weakens, continuation is escaped to fish scale lamellar body direction, fish scale lamellar body is due to the effect of steel wire rope weight device, be combined and seal with cold wind shroud surface label firmly, remainder dust and hot-air are again blocked when arriving fish scale lamellar body, all fall into funnel the inside.By the dual sealing functions of deep bead and fish scale lamellar body, thereby reach better sealing effectiveness.
As shown in Figures 4 to 7, the difference of the present embodiment and embodiment 1 is, this scheme is serious mainly for kiln hood malleation but rotary kiln that transformation space is less is used, and is presented as that deep bead is fixedly connected on the cold wind shroud of rotary kiln on concrete structure, and the gap that is formed for preventing friction with flange.For the ease of dust discharge, described dust-exhausting port is between deep bead and fish scale lamellar body, and now dust exhaust adopts single funnel form.When rotary kiln moves, deep bead is also with its motion, but this does not affect the normal operation of deep bead.All the other structures and occupation mode are identical with embodiment 1.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
According to above-described embodiment, just can realize well the utility model.What deserves to be explained is; under prerequisite based on said structure design; for solving same technical problem; even if some that make on the utility model are without substantial change or polishing; the essence of the technical scheme adopting is still consistent with the utility model, also should be in protection domain of the present utility model.
Claims (6)
1. the type wind shield flap sealing device based on rotary kiln, it is characterized in that, comprise the flange being connected with the kiln head cover (3) of rotary kiln (1), one end is fixedly connected with flange and the other end is close to the fish scale lamellar body on cold wind shroud (2) surface of rotary kiln by steel wire rope weight device (4), be arranged at the deep bead (6) that approaches fish scale lamellar body in the dust passage being formed by cold wind shroud, fish scale lamellar body and flange for hindering dust, be opened in the dust-exhausting port on flange, and the dust exhaust being communicated with dust-exhausting port (7).
2. the type wind shield flap sealing device based on rotary kiln according to claim 1, is characterized in that, described deep bead is fixedly connected on the cold wind shroud of rotary kiln, and is formed for preventing the gap of friction with flange.
3. the type wind shield flap sealing device based on rotary kiln according to claim 2, is characterized in that, described dust-exhausting port is between deep bead and fish scale lamellar body.
4. the type wind shield flap sealing device based on rotary kiln according to claim 1, is characterized in that, described deep bead is fixedly connected with flange, and the gap that is formed for preventing friction with the cold wind shroud of rotary kiln.
5. the type wind shield flap sealing device based on rotary kiln according to claim 4, is characterized in that, described dust-exhausting port is opened in flange deep bead both sides in axial direction.
6. according to the type wind shield flap sealing device based on rotary kiln described in claim 1 ~ 5 any one, it is characterized in that, described fish scale lamellar body comprises by interior anticorrosion flap (8), carbon aluminum fiber composite plate (9) and heat resisting steel flap (10) from being cascading outward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320583301.2U CN203454719U (en) | 2013-09-22 | 2013-09-22 | Wind shield-type flap sealing device based on rotary kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320583301.2U CN203454719U (en) | 2013-09-22 | 2013-09-22 | Wind shield-type flap sealing device based on rotary kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203454719U true CN203454719U (en) | 2014-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320583301.2U Expired - Fee Related CN203454719U (en) | 2013-09-22 | 2013-09-22 | Wind shield-type flap sealing device based on rotary kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203454719U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105222579A (en) * | 2014-06-20 | 2016-01-06 | 池州博瑞德钙业有限公司 | A kind of kiln tail sealing device |
| CN114659359A (en) * | 2022-03-24 | 2022-06-24 | 内蒙古三鑫高岭土有限责任公司 | A energy-efficient system of calcining for kaolin |
-
2013
- 2013-09-22 CN CN201320583301.2U patent/CN203454719U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105222579A (en) * | 2014-06-20 | 2016-01-06 | 池州博瑞德钙业有限公司 | A kind of kiln tail sealing device |
| CN114659359A (en) * | 2022-03-24 | 2022-06-24 | 内蒙古三鑫高岭土有限责任公司 | A energy-efficient system of calcining for kaolin |
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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: 20140226 Termination date: 20160922 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |