CN216115455U - Rotary kiln flue gas low temperature waste heat recovery coil pipe - Google Patents
Rotary kiln flue gas low temperature waste heat recovery coil pipe Download PDFInfo
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- CN216115455U CN216115455U CN202122123410.3U CN202122123410U CN216115455U CN 216115455 U CN216115455 U CN 216115455U CN 202122123410 U CN202122123410 U CN 202122123410U CN 216115455 U CN216115455 U CN 216115455U
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- waste heat
- heat recovery
- flue gas
- flange
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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Abstract
The utility model discloses a rotary kiln flue gas low-temperature waste heat recovery coil pipe, relates to the technical field of waste heat recovery coil pipe structures, and aims to solve the problems that the existing flue gas low-temperature waste heat recovery coil pipe is poor in rotary kiln flue gas waste heat recovery effect and cannot well recover flue gas waste heat. The waste heat recovery device is installed to one side of inlet box, the outer wall of inlet box is provided with the insulation can all around, the double-phase of inlet box is provided with the intercommunication room to inner wall one side, the inside of intercommunication room is provided with the intercommunication pipeline, the connecting tube is installed to one side of intercommunication pipeline, the one end of connecting tube is provided with the inlet, the one end of inlet is provided with flange one, the feed liquor pipe is installed to one side of flange one, the other end of connecting tube is provided with the leakage fluid dram, the one end of leakage fluid dram is provided with flange two, the recovery pipeline is installed to one side of flange two, the exhaust box is installed to one side of waste heat recovery device.
Description
Technical Field
The utility model relates to the technical field of waste heat recovery coil structures, in particular to a rotary kiln flue gas low-temperature waste heat recovery coil.
Background
The rotary kiln is a device for carrying out mechanical, physical or chemical treatment on solid materials by using a rotary device widely in many production industries such as building materials, metallurgy, chemical engineering, environmental protection and the like, the rotary kiln can generate high-temperature flue gas in the working process, the waste heat recovery can be carried out on the high-temperature flue gas in the using process, and a waste heat recovery device can be used when the high-temperature flue gas is recovered.
However, the existing rotary kiln flue gas low-temperature waste heat recovery coil pipe has a poor effect on rotary kiln flue gas waste heat recovery, and can not well recover flue gas waste heat, so that the problems are urgently solved by a rotary kiln flue gas low-temperature waste heat recovery coil pipe in the market.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a rotary kiln flue gas low-temperature waste heat recovery coil pipe to solve the problems that the existing rotary kiln flue gas low-temperature waste heat recovery coil pipe in the background art has poor effect on rotary kiln flue gas waste heat recovery and cannot well recover flue gas waste heat.
In order to achieve the purpose, the utility model provides the following technical scheme: a rotary kiln flue gas low-temperature waste heat recovery coil pipe comprises an air inlet box, wherein one end of the air inlet box is provided with a connecting seat, one side of the air inlet box is provided with a waste heat recovery device, two ends of the waste heat recovery device are respectively provided with a connecting fixed end, the inside of the connecting fixed ends is provided with a fixed screw hole, the periphery of the outer wall of the air inlet box is provided with an insulation can, two phases of the air inlet box are provided with a communicating chamber on one side of the inner wall, the inside of the communicating chamber is provided with a communicating pipeline, one side of the communicating pipeline is provided with a connecting pipeline, one end of the connecting pipeline is provided with a liquid inlet, one end of the liquid inlet is provided with a first connecting flange, the inside of the first connecting flange is provided with a first connecting screw hole, one side of the first connecting flange is provided with a liquid inlet pipe, the other end of the connecting pipeline is provided with a liquid outlet, one end of the liquid outlet is provided with a second connecting flange, the inside of the second connecting flange is provided with a second connecting screw hole, one side of the second connecting flange is provided with a recovery pipeline, one side of the waste heat recovery device is provided with an exhaust box, and one end of the exhaust box is provided with a mounting seat.
Preferably, the connection fixing end is fixedly connected with the air inlet box through a fixing screw.
Preferably, the number of the waste heat recovery devices is four, the four waste heat recovery devices are sequentially distributed on one side of the air inlet box, and the two adjacent waste heat recovery devices are fixedly connected through fastening bolts.
Preferably, one end of the liquid inlet pipe is provided with a first connecting and fixing pipe, one end of the first connecting and fixing pipe is provided with a first fixing flange, and the first fixing flange and the first connecting flange are fixedly connected through a first fixing bolt.
Preferably, one end of the recovery pipeline is provided with a second connecting and fixing pipe, one end of the second connecting and fixing pipe is provided with a second fixing flange, and the second fixing flange and the second connecting flange are fixedly connected through a second fixing bolt.
Preferably, the heat insulation box and the waste heat recovery device are of an integrated structure.
Compared with the prior art, the utility model has the beneficial effects that:
1. the low-temperature waste heat recovery coil pipe for flue gas of the rotary kiln is provided with four waste heat recovery devices, high-temperature flue gas generated in the working process of the rotary kiln is introduced into the air inlet box from the connecting seat, then the high-temperature flue gas flows to one side of the air exhaust box, cooled water is introduced from the liquid inlet pipe, and the cooled water enters the connecting pipeline from the liquid inlet through the connecting fixing pipe I, so that the connecting pipeline is heated when the high-temperature flue gas in the rotary kiln passes through the connecting pipeline, the cooled water can be effectively heated, then the heated water is discharged from the liquid outlet and enters the recovery pipeline through the connecting fixing pipe II, the heated water is used, the waste heat of the high-temperature flue gas generated in the working process of the rotary kiln can be conveniently and rapidly recovered through the four waste heat recovery devices, and the utilization rate of resources can be improved, the waste of resources is avoided.
2. This kind of rotary kiln flue gas low temperature waste heat recovery coil pipe is provided with "S" type connecting tube, and through this kind of mode, messenger' S coolant liquid is in the process connecting tube, and the area of contact of connecting tube and high temperature flue gas is bigger, can make the efficiency to the waste heat recovery of high temperature flue gas can be higher like this.
Drawings
FIG. 1 is an overall top view of the present invention;
FIG. 2 is a perspective view of the waste heat recovery device of the present invention;
fig. 3 is a front sectional view of the waste heat recovery device of the present invention.
In the figure: 1. an air intake box; 2. a connecting seat; 3. a waste heat recovery device; 4. connecting the fixed end; 401. fixing screw holes; 5. a heat preservation box; 6. a communicating chamber; 601. a communicating pipe; 7. connecting a pipeline; 8. a liquid inlet; 801. a first connecting flange; 802. the first connecting screw hole; 9. a liquid inlet pipe; 10. connecting the first fixed pipe; 1001. a first fixed flange; 11. fixing a first bolt; 12. a liquid discharge port; 1201. a second connecting flange; 1202. a second connecting screw hole; 13. a recovery pipeline; 14. connecting a second fixed pipe; 1401. a second fixed flange; 15. fixing a second bolt; 16. an exhaust box; 17. a mounting seat; 18. a set screw; 19. and fastening the bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, an embodiment of the present invention is shown: a rotary kiln flue gas low-temperature waste heat recovery coil comprises an air inlet box 1, one end of the air inlet box 1 is provided with a connecting seat 2, one side of the air inlet box 1 is provided with a waste heat recovery device 3, two ends of the waste heat recovery device 3 are both provided with connecting fixed ends 4, the inside of the connecting fixed ends 4 is provided with a fixing screw hole 401, the periphery of the outer wall of the air inlet box 1 is provided with an insulation can 5, two phases of the air inlet box 1 are provided with a communicating chamber 6 on one side of the inner wall, the inside of the communicating chamber 6 is provided with a communicating pipeline 601, one side of the communicating pipeline 601 is provided with a connecting pipeline 7, one end of the connecting pipeline 7 is provided with a liquid inlet 8, one end of the liquid inlet 8 is provided with a connecting flange 801, the inside of the connecting flange 801 is provided with a connecting screw hole 802, one side of the connecting flange 801 is provided with a liquid inlet pipe 9, the other end of the connecting pipeline 7 is provided with a liquid outlet 12, one end of the liquid outlet 12 is provided with a connecting flange 1201, a second connecting screw hole 1202 is formed in the second connecting flange 1201, a recovery pipeline 13 is installed on one side of the second connecting flange 1201, an exhaust box 16 is installed on one side of the waste heat recovery device 3, and an installation seat 17 is arranged at one end of the exhaust box 16.
Further, the connection fixing end 4 is fixedly connected with the air inlet box 1 through a fixing screw 18, so that the waste heat recovery device 3 and the air inlet box 1 can be conveniently connected and fixed.
Further, the four waste heat recovery devices 3 are arranged, the four waste heat recovery devices 3 are sequentially distributed on one side of the air inlet box 1, the two adjacent waste heat recovery devices 3 are fixedly connected through the fastening bolts 19, the waste heat recovery efficiency can be improved, the two adjacent waste heat recovery devices 3 can be conveniently installed through the fastening bolts 19, and the two adjacent waste heat recovery devices 3 are more firmly installed.
Furthermore, one end of the liquid inlet pipe 9 is provided with a first connecting and fixing pipe 10, one end of the first connecting and fixing pipe 10 is provided with a first fixing flange 1001, and the first fixing flange 1001 is fixedly connected with the first connecting flange 801 through a first fixing bolt 11, so that the liquid inlet pipe 9 and the liquid inlet 8 can be conveniently and fixedly installed.
Furthermore, one end of the recovery pipeline 13 is provided with a second connecting and fixing pipe 14, one end of the second connecting and fixing pipe 14 is provided with a second fixing flange 1401, and the second fixing flange 1401 and the second connecting flange 1201 are fixedly connected through a second fixing bolt 15, so that the liquid discharge port 12 and the recovery pipeline 13 can be conveniently installed and fixed.
Further, insulation can 5 and waste heat recovery device 3 structure as an organic whole can improve the fastness of structure between insulation can 5 and waste heat recovery device 3, can make waste heat recovery device 3 have fine heat preservation effect through the insulation can 5 that sets up.
The working principle is as follows: when in use, high-temperature flue gas generated in the working process of the rotary kiln is introduced into the air inlet box 1 from the connecting seat 2, then in the process of making the high-temperature flue gas flow to one side of the exhaust box 16, the cooled water is introduced from the liquid inlet pipe 9, so that the cooled water enters the connecting pipeline 7 from the liquid inlet 8 through the first connecting and fixing pipe 10, thus, when the high-temperature flue gas passes through the connecting pipeline 7, the connecting pipeline 7 is heated, so that the cooling water can be effectively heated, then the heated water is discharged from a liquid outlet 12 and enters a recovery pipeline 13 through a second connecting and fixing pipe 14, then use the water after heating, can conveniently be quick retrieve the waste heat of the high temperature flue gas that produces in the rotary kiln working process through four waste heat recovery device 3 of installation, can improve the utilization ratio of resource like this, avoid causing the waste of resource.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a rotary kiln flue gas low temperature waste heat recovery coil pipe, includes inlet box (1), its characterized in that: a waste heat recovery device (3) is installed on one side of the air inlet box (1), connecting fixed ends (4) are arranged at two ends of the waste heat recovery device (3), an insulation box (5) is arranged on the periphery of the outer wall of the air inlet box (1), a communicating chamber (6) is arranged on one side of two inner walls of the air inlet box (1), a communicating pipeline (601) is arranged inside the communicating chamber (6), a connecting pipeline (7) is installed on one side of the communicating pipeline (601), a liquid inlet (8) is arranged at one end of the connecting pipeline (7), a first connecting flange (801) is arranged at one end of the liquid inlet (8), a liquid inlet pipe (9) is installed on one side of the first connecting flange (801), a liquid outlet (12) is arranged at the other end of the connecting pipeline (7), and a second connecting flange (1201) is arranged at one end of the liquid outlet (12), and a recovery pipeline (13) is installed on one side of the second connecting flange (1201), and an exhaust box (16) is installed on one side of the waste heat recovery device (3).
2. The rotary kiln flue gas low-temperature waste heat recovery coil pipe as claimed in claim 1, wherein: the connection fixing end (4) is fixedly connected with the air inlet box (1) through a fixing screw (18).
3. The rotary kiln flue gas low-temperature waste heat recovery coil pipe as claimed in claim 1, wherein: the four waste heat recovery devices (3) are sequentially distributed on one side of the air inlet box (1), and the two adjacent waste heat recovery devices (3) are fixedly connected through fastening bolts (19).
4. The rotary kiln flue gas low-temperature waste heat recovery coil pipe as claimed in claim 1, wherein: one end of the liquid inlet pipe (9) is provided with a first connecting and fixing pipe (10), one end of the first connecting and fixing pipe (10) is provided with a first fixing flange (1001), and the first fixing flange (1001) is fixedly connected with the first connecting flange (801) through a first fixing bolt (11).
5. The rotary kiln flue gas low-temperature waste heat recovery coil pipe as claimed in claim 1, wherein: one end of the recovery pipeline (13) is provided with a second connecting and fixing pipe (14), one end of the second connecting and fixing pipe (14) is provided with a second fixing flange (1401), and the second fixing flange (1401) and the second connecting flange (1201) are fixedly connected through a second fixing bolt (15).
6. The rotary kiln flue gas low-temperature waste heat recovery coil pipe as claimed in claim 1, wherein: the heat insulation box (5) and the waste heat recovery device (3) are of an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122123410.3U CN216115455U (en) | 2021-09-03 | 2021-09-03 | Rotary kiln flue gas low temperature waste heat recovery coil pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122123410.3U CN216115455U (en) | 2021-09-03 | 2021-09-03 | Rotary kiln flue gas low temperature waste heat recovery coil pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216115455U true CN216115455U (en) | 2022-03-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122123410.3U Active CN216115455U (en) | 2021-09-03 | 2021-09-03 | Rotary kiln flue gas low temperature waste heat recovery coil pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216115455U (en) |
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2021
- 2021-09-03 CN CN202122123410.3U patent/CN216115455U/en active Active
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