CN211316994U - Waste heat utilization heat exchange water heating device of active lime rotary kiln - Google Patents
Waste heat utilization heat exchange water heating device of active lime rotary kiln Download PDFInfo
- Publication number
- CN211316994U CN211316994U CN201922285185.6U CN201922285185U CN211316994U CN 211316994 U CN211316994 U CN 211316994U CN 201922285185 U CN201922285185 U CN 201922285185U CN 211316994 U CN211316994 U CN 211316994U
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- waste heat
- heat exchange
- rotary kiln
- expansion tank
- heat transfer
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Abstract
The utility model discloses an active lime rotary kiln utilizes waste heat transfer hot water system relates to waste heat recovery and utilizes technical field, specifically is an active lime rotary kiln utilizes waste heat transfer hot water system, including frame, heat transfer pipe case, expansion tank, the both sides fixed mounting of frame has the staircase, the bottom fixed mounting of frame inner chamber has the staircase, the middle part fixed mounting of frame inner chamber has the heat transfer pipe case, the top fixedly connected with expansion tank of frame inner chamber. This active lime rotary kiln utilizes waste heat transfer hot water system uses through the cooperation of heat transfer pipe case and expansion tank, utilizes the flue gas to carry out the heat exchange to the flue gas waste heat through heat transfer pipe case, and the cooperation expansion tank uses the low temperature waste heat to the water heating supply production, life, heating etc. simultaneously, and then reaches energy saving and emission reduction purpose, has improved this active lime rotary kiln utilizes waste heat transfer hot water system's practicality.
Description
Technical Field
The utility model relates to a waste heat recovery utilizes technical field, specifically is an active lime rotary kiln utilizes waste heat transfer hot-water heating device.
Background
In all active lime production processes, the current advanced production process is a rotary kiln production process, high-temperature flue gas generated by combustion in the production process is subjected to heat exchange with limestone in a preheater, the temperature is reduced to below 260 ℃, then the flue gas enters a primary cyclone dust collector to collect large-particle dust and then enters a bag dust collector, and meanwhile, a cold air control system is arranged at the inlet of the dust collector to reduce the exhaust gas temperature, so that a large amount of low-temperature heat flue gas of the bag dust collector is protected from being fully utilized and wasted.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides an active lime rotary kiln utilizes waste heat transfer hot-water heating device has solved the problem that proposes in the above-mentioned background art.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an active lime rotary kiln utilizes waste heat transfer hot water system, includes frame, heat transfer pipe case, expansion tank, the both sides fixed mounting of frame has the staircase, the bottom fixed mounting of frame inner chamber has the staircase, the middle part fixed mounting of frame inner chamber has heat transfer pipe case, the top fixedly connected with expansion tank of frame inner chamber, the rain-proof bars of top fixedly connected with of frame.
Optionally, one side fixed mounting of expansion tank has the tedge, the one end of tedge extends to the inner chamber of heat exchange tube case, expansion tank's bottom fixed mounting has the downtake, the downtake extends to the inner chamber of heat exchange tube case, expansion tank's fixed surface installs the shock wave soot blower, water level controller is installed to one side of expansion tank, the inspection hole has been seted up on expansion tank's surface, blowoff hole and steam extraction hole have been seted up respectively to expansion tank's both sides, hot water return mouth has been seted up to one side of expansion tank.
Optionally, the number of the heat exchange tube boxes is two, the two heat exchange tube boxes are formed by combining a plurality of groups of snakelike heat exchange tubes and a header, one side of each of the two heat exchange tube boxes is provided with a smoke outlet, the other side of each of the two heat exchange tube boxes is provided with a smoke inlet, and one side of each of the two heat exchange tube boxes is provided with a hot water outlet.
Optionally, the ash storage box is located the below of heat exchange tube case, the bottom fixed mounting of ash storage box has the ash box that falls that is located the frame inner chamber, the bottom fixed mounting that falls the ash box has ash unloader, the shape that falls the ash box is for leaking hopper-shaped.
Optionally, a bypass flue is fixedly mounted on one side of the smoke exhaust port and one side of the smoke inlet.
Optionally, a platform is fixedly mounted at the top of the escalator, and the platform is fixedly connected to one side of the frame.
Optionally, the heat exchange tube box, the expansion tank, the ascending tube, the descending tube, the hot water outlet and the hot water return port are all insulated by novel silicate cotton.
The utility model provides an active lime rotary kiln utilizes waste heat transfer hot water system possesses following beneficial effect:
1. this active lime rotary kiln utilizes waste heat transfer hot water system uses through the cooperation of heat transfer pipe case and expansion tank, utilizes the flue gas to carry out the heat exchange to the flue gas waste heat through heat transfer pipe case, and the cooperation expansion tank uses the low temperature waste heat to the water heating supply production, life, heating etc. simultaneously, and then reaches energy saving and emission reduction purpose, has improved this active lime rotary kiln utilizes waste heat transfer hot water system's practicality.
2. This active lime rotary kiln utilizes waste heat transfer hot water system, one side through at exhaust port and inlet flue sets up the hot water return mouth, the use that utilizes hot water return mouth has the transform flow variation and the maintenance of season such as utilization control winter and summer, has improved this active lime rotary kiln and has utilized waste heat transfer hot water system's stability, utilizes the cooperation of staircase and platform to use simultaneously, is convenient for utilize waste heat transfer hot water system to operate the maintenance in the later stage to this active lime rotary kiln.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is a schematic top view of the present invention;
fig. 4 is an enlarged view of the structure of fig. 1A according to the present invention.
In the figure: 1. a frame; 2. a heat exchange tube box; 3. a riser pipe; 4. a down pipe; 5. an expansion tank; 6. a dust storage box; 7. a dust falling box; 8. an escalator; 9. a platform; 10. an ash discharger; 11. inspecting the hole; 12. a shock wave soot blower; 13. a bypass flue; 14. a water level controller; 15. a rain-proof fence; 16. a hot water outlet; 17. a hot water return port; 18. a smoke outlet; 19. a smoke inlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides an active lime rotary kiln utilizes waste heat transfer hot water system, includes frame 1, heat transfer pipe case 2, expansion tank 5, and the both sides fixed mounting of frame 1 has staircase 8, and the bottom fixed mounting of 1 inner chamber of frame has staircase 8, and the middle part fixed mounting of 1 inner chamber of frame has heat transfer pipe case 2, and the top fixedly connected with expansion tank 5 of 1 inner chamber of frame, the rain-proof bars 15 of top fixedly connected with of frame 1.
Wherein, one side of the expansion tank 5 is fixedly provided with an ascending pipe 3, one end of the ascending pipe 3 extends to the inner cavity of the heat exchange tube box 2, the bottom of the expansion tank 5 is fixedly provided with a descending pipe 4, the descending pipe 4 extends to the inner cavity of the heat exchange tube box 2, the surface of the expansion tank 5 is fixedly provided with a shock wave soot blower 12, one side of the expansion tank 5 is provided with a water level controller 14, the surface of the expansion tank 5 is provided with an inspection hole 11, the two sides of the expansion tank 5 are respectively provided with a sewage discharge hole and a steam discharge hole, one side of the expansion tank 5 is provided with a hot water return port 17, the ascending pipe 3 and the descending pipe 4 are arranged between the expansion tank 5 and the heat exchange tube box 2, thereby realizing the flow exchange of the ascending and descending water, simultaneously, the water level controller 14 is utilized to control the water level inside the expansion tank 5, the inspection and maintenance of the expansion tank 5 are facilitated through the inspection hole 11, and, the stability of the active lime rotary kiln heat exchange water heating device by utilizing waste heat is improved.
Wherein, the quantity of heat exchange tube case 2 is two, two heat exchange tube case 2 are formed by the combination of multiunit snakelike heat exchange tube and collection case, exhaust port 18 has been seted up to one side of two heat exchange tube case 2, smoke inlet 19 has been seted up to the opposite side of two heat exchange tube case 2, hot water export 16 has been seted up to one side of heat exchange tube case 2, utilize multiunit snakelike heat exchange tube and collection case combination to form heat exchange tube case 2, and then ensured the heat exchange effect of flue gas waste heat and water, the heat transfer effect of this active lime rotary kiln utilization waste heat transfer hot-water apparatus has been improved, heat water through the flue gas waste heat simultaneously, supply production, life, the heating etc. has reached changing waste into valuables energy.
Wherein, ash storage box 6 is located the below of heat transfer pipe case 2, ash storage box 6's bottom fixed mounting has the ash storage box 7 that falls that is located the 1 inner chamber of frame, the bottom fixed mounting that falls ash storage box 7 has ash discharging device 10, ash storage box 7's shape is for leaking hopper-shaped, be convenient for store lime granule dirt through ash storage box 6, the shape that utilizes ash storage box 7 simultaneously is for leaking hopper-shaped, make lime granule dirt be convenient for discharge, it makes things convenient for operating personnel to clear up it to utilize ash discharging device 10 simultaneously, the convenience of use that this active lime rotary kiln utilized waste heat transfer hot water system has been improved.
The bypass flues 13 are fixedly arranged on one sides of the smoke outlet 18 and the smoke inlet 19, the bypass flues 13 are arranged on one sides of the smoke outlet 18 and the smoke inlet 19, and the principle that the bypass air flue is arranged between the main flues to control the change of flow in winter, summer and other seasons is utilized, so that the stability of the active lime rotary kiln heat exchange water heating device utilizing waste heat is improved.
Wherein, staircase 8's top fixed mounting has platform 9, and platform 9 fixed connection to frame 1's one side, through installation staircase 8 and platform 9, when this active lime rotary kiln utilizes waste heat transfer hot water system to use or maintain, the operating personnel of being convenient for operates, has improved this active lime rotary kiln and has utilized waste heat transfer hot water system's practicality.
Wherein, heat transfer pipe case 2, expansion tank 5, the tedge 3, the downcomer 4, hot water export 16 and hot water return water mouth 17 all adopt novel silicic acid cotton to keep warm, through adopting novel silicic acid cotton to heat transfer pipe case 2, expansion tank 5, the tedge 3, the downcomer 4, hot water export 16 and hot water return water mouth 17 to keep warm and handle, and then avoided flue gas heat and the fast problem of the falling rate of temperature volatilization, improved this active lime rotary kiln utilization waste heat transfer hot water system's stability.
In conclusion, this active lime rotary kiln utilizes waste heat transfer hot water system, during the use, at first install the device in the assigned position, the export and the inlet flue 19 of flue gas emission are connected, then use the water pump to pour into cold water into 5 insides of expansion tank, the flue gas is through the inside snakelike heat exchange tube of heat exchange tube case 2, and then carry out the heat transfer with the cold water in the snakelike heat exchange tube, exchange the water between heat exchange tube case 2 and the expansion tank 5 through tedge 3 and downcomer 4 simultaneously, realize the water heating, the flue gas after the utilization is discharged through exhaust port 18, can.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides an active lime rotary kiln utilizes waste heat transfer hot water system, includes frame (1), heat transfer pipe case (2), expansion tank (5), its characterized in that: the improved heat exchange device is characterized in that escalators (8) are fixedly mounted on two sides of the frame (1), the escalators (8) are fixedly mounted at the bottom of the inner cavity of the frame (1), a heat exchange tube box (2) is fixedly mounted at the middle of the inner cavity of the frame (1), an expansion water tank (5) is fixedly connected to the top of the inner cavity of the frame (1), and a rainproof grid (15) is fixedly connected to the top of the frame (1).
2. The active lime rotary kiln waste heat-exchange water heating device according to claim 1, characterized in that: one side fixed mounting of expansion tank (5) has tedge (3), the one end of tedge (3) extends to the inner chamber of heat transfer pipe case (2), the bottom fixed mounting of expansion tank (5) has downtake (4), downtake (4) extend to the inner chamber of heat transfer pipe case (2), the fixed surface of expansion tank (5) installs shock wave soot blower (12), water level controller (14) are installed to one side of expansion tank (5), inspection hole (11) have been seted up on the surface of expansion tank (5), blowoff hole and steam vent have been seted up respectively to the both sides of expansion tank (5), hot water return mouth (17) have been seted up to one side of expansion tank (5).
3. The active lime rotary kiln waste heat-exchange water heating device according to claim 1, characterized in that: the number of the heat exchange tube boxes (2) is two, the two heat exchange tube boxes (2) are formed by combining a plurality of groups of snake-shaped heat exchange tubes and headers, two smoke outlets (18) are formed in one side of each heat exchange tube box (2), two smoke inlets (19) are formed in the other side of each heat exchange tube box (2), and hot water outlets (16) are formed in one side of each heat exchange tube box (2).
4. The active lime rotary kiln waste heat-exchange water heating device according to claim 1, characterized in that: ash storage box (6) are located the below of heat exchange tube case (2), and the bottom fixed mounting of ash storage box (6) has ash storage box (7) that falls who is located frame (1) inner chamber, the bottom fixed mounting of ash storage box (7) has ash discharging device (10), the shape of ash storage box (7) that falls is for leaking hopper-shaped.
5. The active lime rotary kiln waste heat-exchange water heating device according to claim 1, characterized in that: the top of the escalator (8) is fixedly provided with a platform (9), and the platform (9) is fixedly connected to one side of the frame (1).
6. The active lime rotary kiln waste heat-exchange water heating device according to claim 1, characterized in that: the heat exchange tube box (2), the expansion water tank (5), the ascending tube (3), the descending tube (4), the hot water outlet (16) and the hot water return port (17) are all insulated by novel silicate cotton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922285185.6U CN211316994U (en) | 2019-12-19 | 2019-12-19 | Waste heat utilization heat exchange water heating device of active lime rotary kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922285185.6U CN211316994U (en) | 2019-12-19 | 2019-12-19 | Waste heat utilization heat exchange water heating device of active lime rotary kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211316994U true CN211316994U (en) | 2020-08-21 |
Family
ID=72053393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922285185.6U Expired - Fee Related CN211316994U (en) | 2019-12-19 | 2019-12-19 | Waste heat utilization heat exchange water heating device of active lime rotary kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211316994U (en) |
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2019
- 2019-12-19 CN CN201922285185.6U patent/CN211316994U/en not_active Expired - Fee Related
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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: 20200821 Termination date: 20211219 |