CN206523039U - A kind of separate assembling rotary kiln heat exchange cover - Google Patents
A kind of separate assembling rotary kiln heat exchange cover Download PDFInfo
- Publication number
- CN206523039U CN206523039U CN201720209530.6U CN201720209530U CN206523039U CN 206523039 U CN206523039 U CN 206523039U CN 201720209530 U CN201720209530 U CN 201720209530U CN 206523039 U CN206523039 U CN 206523039U
- Authority
- CN
- China
- Prior art keywords
- heat exchange
- exchange cover
- rotary kiln
- fixed
- half cylindrical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 239000000498 cooling water Substances 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000004568 cement Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- PZZOEXPDTYIBPI-UHFFFAOYSA-N 2-[[2-(4-hydroxyphenyl)ethylamino]methyl]-3,4-dihydro-2H-naphthalen-1-one Chemical group C1=CC(O)=CC=C1CCNCC1C(=O)C2=CC=CC=C2CC1 PZZOEXPDTYIBPI-UHFFFAOYSA-N 0.000 description 1
- 241000233855 Orchidaceae Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
The utility model discloses a kind of separate assembling rotary kiln heat exchange cover, including rotary kiln and multistage heat exchange cover, the excircle of the rotary kiln is provided with the heat exchange cover wrapped up, each heat exchange cover is made up of two heat exchange cover halfbody splicings, heat exchange cover halfbody is made up of half cylindrical cavity and fixed platform, top mounting flange is equipped with the top of two and half cylindrical cavities and is fastenedly connected by bolt, the bottom of half cylindrical cavity is fixed on the end of fixed platform, the surface of rotary kiln is fixed with radiating fin, the heat exchange ridge of multiple convex is uniformly fixed with the inwall of half cylindrical cavity, the working clearance is reserved between heat exchange ridge and radiating fin, the beneficial effects of the utility model are：When needing to install this heat exchange cover, according to the length of live rotary kiln, can flexible design assembled heat exchange cover quantity and specification, then heat exchange cover halfbody will be fixed by connecting top mounting flange, fixation is being attached by connecting side mounting flange by adjacent heat exchange cover.
Description
Technical field
The utility model is related to the heat reclaim unit on cement rotary kiln surface, specifically a kind of separate assembling rotary kiln
Heat exchange cover.
Background technology
At present, in dry-process rotory kiln cement clinker production line, the temperature control on kiln body surface is to be ranked by one in rotation
Air blower below kiln body, cement slurry enters rotary kiln after preheater, predecomposition furnace, is continued to complete in kiln sintered
Journey.During clinker completes sintering, operating temperature is up to 1000 DEG C -1750 in the different operating region of rotary kiln, kiln
DEG C, all layering, subregion are provided with different refractory material and insulation material, on the outside of kiln body, rotary kiln on the inside of kiln body
Below, an a series of cooling blower group of planes is arranged, direct-firing pressure is carried out to kiln body outer wall and is cooled down, these cooling blower group of planes
Cold air is directly blowed to the kiln body of rotation, exchanged heat by the forced convertion realization and kiln body surface metal housing of air,
The higher hot-air of temperature directly scatters and disappears in an atmosphere after heat exchange.So do, can solve the problem that kiln body surface temperature is too high substantially can
The Safety production questions that can be caused, but in terms of energy-conservation and energy recovery recycling, there is problems with：Cooling blower machine
The use of group, adds the cost of equipment and maintenance cost of owner：The power consumption of a cooling blower group of planes, the fortune of increase material manufacture of cement
Row cost；The heat of cement rotary kiln metal kiln body outer wall diverging, can also cause thermal pollution to environment；Kiln body, which distributes geothermal flow, not to be had
It is utilized, there is certain energy waste phenomenon.
Utility model content
The purpose of this utility model is to provide a kind of separate assembling rotary kiln heat exchange cover, to solve above-mentioned background technology
The problem of middle proposition.
To achieve the above object, the utility model provides following technical scheme：
A kind of separate assembling rotary kiln heat exchange cover, including rotary kiln and multistage heat exchange cover, the excircle of the rotary kiln
Provided with the heat exchange cover wrapped up, each heat exchange cover is made up of two heat exchange cover halfbody splicings, and heat exchange cover halfbody is by half
Top mounting flange is equipped with the top of cylindrical cavity and fixed platform composition, two and half cylindrical cavities and is fastenedly connected by bolt,
The bottom of half cylindrical cavity is fixed on the end of fixed platform, and the surface of rotary kiln is fixed with radiating fin, the inwall of half cylindrical cavity
The even heat exchange ridge for being fixed with multiple convex, the working clearance is reserved between heat exchange ridge and radiating fin；Each half cylindrical cavity
Heat exchanging water pipe is inside equipped with, heat exchanging water pipe is S-shaped to be arranged in semicircle intracavitary, and the outside of half cylindrical cavity is additionally provided with to be connected with heat exchanging water pipe
Water inlet and delivery port, be equipped with side mounting flange, side mounting flange on the end face of half cylindrical cavity offer it is multiple solid
Determine bolt hole, two adjacent heat exchange covers are attached by side mounting flange and bolt.
It is used as further program of the utility model：The bottom of the fixed platform is provided with multiple wheels.
It is used as the utility model further scheme：It is welded and fixed between the lateral surface of the fixed platform and half cylindrical cavity
Multiple ribs.
It is used as the utility model further scheme：The heat exchange cover halfbody has plurality of specifications, and its length is 1-10
Rice.
It is used as the utility model further scheme：The cooling for being mixed with gas of circulation is connected with the heat exchanging water pipe
Water.
Compared with prior art, the beneficial effects of the utility model are：When needing to install this heat exchange cover, returned according to scene
The length of rotary kiln, can flexible design assembled heat exchange cover quantity and specification, then will pass through and connect top fixation
Heat exchange cover halfbody is fixed orchid, is being attached fixation by connecting side mounting flange by adjacent heat exchange cover, is connecting
Good heat exchanging water pipe, while the design of radiating fin and heat exchange ridge can lift the radiating of rotary kiln and the suction of half cylindrical cavity well
The thermal efficiency, helps to reclaim the heat of rotary kiln surface.
Brief description of the drawings
Fig. 1 is a kind of structural representation of separate assembling rotary kiln heat exchange cover.
In figure：1- rotary kilns, 2- heat exchange covers halfbody, the cylindrical cavities of 3- half, 4- fixed platforms, 5- wheels, 6- heat exchange ridge, 7- radiatings
Fin, mounting flange at the top of 8-, 9- heat exchanging water pipes, 10- water inlets, 11- ribs, 12- delivery ports, 13- sides mounting flange,
14- fixed bolt holes.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Referring to Fig. 1, in the utility model embodiment, a kind of separate assembling rotary kiln heat exchange cover, including the He of rotary kiln 1
Multistage heat exchange cover, the excircle of the rotary kiln 1 is provided with the heat exchange cover wrapped up, and each heat exchange cover is by two heat exchange
The splicing composition of cover halfbody 2, heat exchange cover halfbody 2 is made up of half cylindrical cavity 3 and fixed platform 4, and the top of two and half cylindrical cavities 3 is equipped with top
Portion's mounting flange 8 and it is fastenedly connected by bolt, the bottom of half cylindrical cavity 3 is fixed on the end of fixed platform 4, this heat exchange
Cover can carry out flexible composite assembly according to actual use situation, and convenient and practical, the surface of rotary kiln 1 is fixed with radiating fin
7, for being absorbed and being discharged the surface heat of rotary kiln 1, the exothermal efficiency on the surface of rotary kiln 1 is added, is contributed to pair
Rotary kiln 1 is cooled, and the heat exchange ridge 6 of multiple convex is uniformly fixed with the inwall of half cylindrical cavity 3, can increase by half cylindrical cavity 3
Heat exchange area, lifts heat transfer effect, the working clearance is reserved between heat exchange ridge 6 and radiating fin 7, not to the normal work of rotary kiln
Impact；Heat exchanging water pipe 9 is equipped with each half cylindrical cavity 3, heat exchanging water pipe 9 is S-shaped to be arranged in half cylindrical cavity 3, half
The outside of cylindrical cavity 3 is additionally provided with the water inlet 10 and delivery port 12 connected with heat exchanging water pipe 9, can pass through following in heat exchanging water pipe 9
Ring current take away heat, and rotary kiln 1 is cooled, and the high-temperature water after heat exchange carries out being heated or being provided high-temperature steam
Deng being equipped with the end face of half cylindrical cavity 3 on side mounting flange 13, side mounting flange 13 and offer multiple fixed bolt holes
14, the side mounting flange 13 in two heat exchange covers can be fixedly connected by bolt, you can realize between multiple heat exchange covers
Connection.
The bottom of the fixed platform 4 is provided with multiple wheels, facilitates the movement and assembling of heat exchange cover halfbody 2.
Multiple ribs 11 are welded and fixed between the lateral surface of the cylindrical cavity 3 of fixed platform 4 and half, for lifting heat exchange cover
The bulk strength of halfbody 2.
The heat exchange cover halfbody 2 has plurality of specifications, and its length is 1-10 meters, can be entered according to the length of actual rotary kiln
Row freely assembled design.
The cooling water for being mixed with gas of circulation is connected with the heat exchanging water pipe 9, using the principle of expanding with heat and contracting with cold of steam, can be carried
Rise heat exchange efficiency.
Rotary kiln is with constant slope, so heat exchange cover is also with constant slope during additionally, due to in-site installation
, but for the convenience for designing and manufacturing, heat exchange cover is designed according to the scheme without gradient, when actual use,
Gradient is can adjust by increasing cushion block on the stationary platform, is seldom described herein.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (5)
1. a kind of separate assembling rotary kiln heat exchange cover, including rotary kiln and multistage heat exchange cover, it is characterised in that the rotary kiln
Excircle be provided with heat exchange cover wrap up, each heat exchange cover is spliced by two heat exchange cover halfbodies to be constituted, heat exchange cover
Halfbody is made up of half cylindrical cavity and fixed platform, and top mounting flange is equipped with the top of two and half cylindrical cavities and is carried out by bolt tight
Be solidly connected, the bottom of half cylindrical cavity is fixed on the end of fixed platform, the surface of rotary kiln is fixed with radiating fin, half cylindrical cavity it is interior
The heat exchange ridge of multiple convex is uniformly fixed with wall, the working clearance is reserved between heat exchange ridge and radiating fin；It is each described
Semicircle intracavitary is equipped with heat exchanging water pipe, and heat exchanging water pipe is S-shaped to be arranged in semicircle intracavitary, and the outside of half cylindrical cavity is additionally provided with and heat-exchanging water
It is equipped with side mounting flange, side mounting flange and offers on the water inlet and delivery port of pipe connection, the end face of half cylindrical cavity
Multiple fixed bolt holes, two adjacent heat exchange covers are attached by side mounting flange and bolt.
2. a kind of separate assembling rotary kiln heat exchange cover according to claim 1, it is characterised in that the fixed platform
Bottom is provided with multiple wheels.
3. a kind of separate assembling rotary kiln heat exchange cover according to claim 2, it is characterised in that the fixed platform and
Multiple ribs are welded and fixed between the lateral surface of half cylindrical cavity.
4. a kind of separate assembling rotary kiln heat exchange cover according to claim 1, it is characterised in that the heat exchange cover halfbody
With plurality of specifications, its length is 1-10 meters.
5. a kind of separate assembling rotary kiln heat exchange cover according to claim 1, it is characterised in that in the heat exchanging water pipe
It is connected with the cooling water for being mixed with gas of circulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720209530.6U CN206523039U (en) | 2017-03-06 | 2017-03-06 | A kind of separate assembling rotary kiln heat exchange cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720209530.6U CN206523039U (en) | 2017-03-06 | 2017-03-06 | A kind of separate assembling rotary kiln heat exchange cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206523039U true CN206523039U (en) | 2017-09-26 |
Family
ID=59902214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720209530.6U Expired - Fee Related CN206523039U (en) | 2017-03-06 | 2017-03-06 | A kind of separate assembling rotary kiln heat exchange cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206523039U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110579112A (en) * | 2019-09-25 | 2019-12-17 | 张红宾 | Waste heat recovery device for cement rotary kiln |
-
2017
- 2017-03-06 CN CN201720209530.6U patent/CN206523039U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110579112A (en) * | 2019-09-25 | 2019-12-17 | 张红宾 | Waste heat recovery device for cement rotary kiln |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170926 |