CN211452012U - Water-gas integrated waste heat recoverer - Google Patents
Water-gas integrated waste heat recoverer Download PDFInfo
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- CN211452012U CN211452012U CN201922377120.4U CN201922377120U CN211452012U CN 211452012 U CN211452012 U CN 211452012U CN 201922377120 U CN201922377120 U CN 201922377120U CN 211452012 U CN211452012 U CN 211452012U
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- recoverer
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- inner cylinder
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Abstract
The utility model relates to a water-gas integrated waste heat recoverer, which comprises a recoverer shell, wherein an inner barrel is arranged in the recoverer shell, the lower end of the inner barrel is connected and communicated with an inlet pipe, the upper end of the inner barrel is connected and communicated with an outlet pipe, a plurality of heat exchange pipes are arranged on the upper part of the inner barrel, the heat exchange pipes are uniformly distributed on the outer peripheral surface of the inner barrel, and one end of each heat exchange pipe extends into the inner barrel; the lower part of the inner barrel is also provided with a liquid level meter connecting pipe group used for controlling the liquid level, one end of a liquid level meter connecting pipe in the liquid level meter connecting pipe group extends into the inner barrel, the other end of the liquid level meter connecting pipe in the liquid level meter connecting pipe group is positioned outside the shell of the recovery machine, a liquid evaporation section is formed at the lower part in the inner barrel through the liquid level meter connecting pipe group, and a steam overheating section is formed at the upper part in the inner barrel. The utility model discloses compact structure can effectively realize the recovery of waste heat, reduces the place and occupies, improves the convenience of using and operating, safe and reliable.
Description
Technical Field
The utility model relates to a recoverer, especially an integrative waste heat recoverer of aqueous vapor belongs to waste heat recovery's technical field.
Background
As shown in fig. 1, for the schematic diagram of the waste heat recovery in the existing steel industry, in order to recover the heat of the high-temperature waste gas and obtain the steam up to the standard, the general waste heat recovery equipment needs to include a steam drum 20, an evaporation section cylinder 19 and a steam superheating section cylinder 21, the evaporation section cylinder 19 and the steam superheating section cylinder 21 are located in the high-temperature waste gas channel 18, and the high-temperature waste gas generally enters from a high-temperature waste gas inlet at the top end of the high-temperature waste gas channel 18 and is discharged from a waste gas outlet, so that the waste heat recovery of the high-temperature waste gas can be realized.
To foretell waste heat recovery, some producers do not have suitable place to place above-mentioned structure because of the restriction of operating mode and site conditions, even have the place also because of the connecting pipe is too much, cause the pipe network complicated, it is not convenient enough to operate, more can bring the difficulty to the safe distance standard of pipe network.
Disclosure of Invention
The utility model aims at overcoming the not enough of existence among the prior art, providing an integrative waste heat recoverer of aqueous vapor, its compact structure can effectively realize the recovery of waste heat, reduces the place and occupies, improves the convenience of use and operation, safe and reliable.
According to the technical scheme provided by the utility model, the water-gas integrated waste heat recoverer comprises a recoverer shell, wherein a high-temperature waste gas inlet is arranged at the top end of the recoverer shell, and a waste gas outlet is arranged at the lower part of the recoverer shell;
an inner cylinder is arranged in the recoverer shell, the lower end of the inner cylinder is connected and communicated with an inlet pipe, the upper end of the inner cylinder is connected and communicated with an outlet pipe, a plurality of heat exchange pipes are arranged at the upper part of the inner cylinder, the heat exchange pipes are uniformly distributed on the outer peripheral surface of the inner cylinder, and one ends of the heat exchange pipes extend into the inner cylinder;
the lower part of the inner barrel is also provided with a liquid level meter connecting pipe group used for controlling the liquid level, one end of a liquid level meter connecting pipe in the liquid level meter connecting pipe group extends into the inner barrel, the other end of the liquid level meter connecting pipe in the liquid level meter connecting pipe group is positioned outside the shell of the recovery machine, a liquid evaporation section is formed at the lower part in the inner barrel through the liquid level meter connecting pipe group, and a steam overheating section is formed at the upper part in the inner barrel.
The inner cylinder and the recoverer shell are coaxially distributed, and two ends of the inner cylinder are located between the high-temperature waste gas inlet and the waste gas outlet.
The end parts of the outlet pipe, the inlet pipe and the inner cylinder body which are connected are arc-shaped, and the other end parts of the outlet pipe, the inlet pipe and the inner cylinder body which are connected penetrate out of the outer wall of the recoverer shell; and a baffle is arranged at the joint of the outlet pipe and the inner cylinder.
The upper end of the inner cylinder is connected with the recoverer shell through a positioning support frame, and the lower end of the inner cylinder is connected with the recoverer shell through a fixed support frame.
The heat exchange tubes are obliquely distributed on the inner barrel, one end of each heat exchange tube extends into the inner barrel, and the other end of each heat exchange tube is in contact with the inner wall of the recoverer shell.
The lower part of the recoverer shell is provided with a manhole, and the lower end of the recoverer shell is provided with a base matched with the recoverer shell.
And the second end of the recoverer shell is provided with an ash discharging port and an ash discharging plate.
The liquid level meter connecting pipe group comprises a first liquid level meter connecting pipe and a second liquid level meter connecting pipe located below the first liquid level meter connecting pipe, and the first liquid level meter connecting pipe and the second liquid level meter connecting pipe are parallel to each other.
The utility model has the advantages that: barrel in setting up in the recoverer casing, set up the level gauge bank of tubes on the barrel including, can realize being connected the cooperation with the level gauge through the level gauge bank of tubes, thereby can realize the liquid level control to the barrel, can form the evaporation zone in the internal lower part of inner tube promptly, the upper portion in the inner tube forms the superheated section of steam, can be with the abundant heat exchange of the internal liquid of heat and inner tube of high temperature waste gas through the heat exchange tube, can effectively realize the recovery of waste heat, reduce the place and occupy, improve the convenience of use and operation, safety and reliability.
Drawings
Fig. 1 is a schematic diagram of a conventional waste heat recovery.
Fig. 2 is a schematic structural diagram of the present invention.
Description of reference numerals: 1-ash discharge port, 2-waste gas outlet, 3-recoverer shell, 4-fixed support frame, 5-heat exchange tube, 6-positioning support frame, 7-top plate, 8-outlet tube, 9-baffle, 10-inner cylinder, 11-first liquid level meter connecting tube, 12-inlet tube, 13-manhole, 14-ash discharge plate, 15-base, 16-second liquid level meter connecting tube, 17-high temperature waste gas inlet, 18-high temperature waste gas channel, 19-evaporation section cylinder, 20-steam pocket and 21-steam superheating section cylinder.
Detailed Description
The invention is further described with reference to the following specific drawings and examples.
As shown in fig. 2: in order to effectively realize the recovery of waste heat, reduce the occupied area and improve the convenience of use and operation, the utility model comprises a recoverer shell 3, wherein the top end of the recoverer shell 3 is provided with a high-temperature waste gas inlet 17, and the lower part of the recoverer shell 3 is provided with a waste gas outlet 2;
an inner cylinder 10 is arranged in the recoverer shell 3, the lower end of the inner cylinder 10 is connected and communicated with an inlet pipe 12, the upper end of the inner cylinder 10 is connected and communicated with an outlet pipe 8, a plurality of heat exchange pipes 5 are arranged at the upper part of the inner cylinder 10, the heat exchange pipes 5 are uniformly distributed on the outer peripheral surface of the inner cylinder 10, and one ends of the heat exchange pipes 5 extend into the inner cylinder 10;
the lower part of the inner cylinder body 10 is also provided with a liquid level meter connecting pipe group used for controlling the liquid level, one end of a liquid level meter connecting pipe in the liquid level meter connecting pipe group extends into the inner cylinder body 10, the other end of the liquid level meter connecting pipe in the liquid level meter connecting pipe group is positioned outside the recoverer shell 3, a liquid evaporation section is formed at the lower part in the inner cylinder body 10 through the liquid level meter connecting pipe group, and a steam overheating section is formed at the upper part in the inner cylinder body 10.
Specifically, the recoverer housing 3 is cylindrical, generally, the recoverer housing 3 is vertically placed, the inside of the recoverer housing 3 is hollow, a top plate 7 is arranged at the top end of the recoverer housing 3, a high-temperature waste gas inlet 17 is arranged on the top plate 7, and high-temperature waste gas can enter the recoverer housing 3 from the high-temperature waste gas inlet 17 and is discharged out of the recoverer housing 3 from the waste gas outlet 2.
In the embodiment of the present invention, the inner cylinder 10 is located in the inner cavity of the recoverer housing 3, the length of the inner cylinder 10 is smaller than the height of the recoverer housing 3, and generally, the length direction of the inner cylinder 10 is consistent with the length direction of the recoverer housing 3. The inlet pipe 12 and the outlet pipe 8 are connected with the inner cylinder 10 in a matching way, and liquid which can be heat-exchanged with high-temperature waste gas can be injected into the inner cylinder 10 through the inlet pipe 12, and the liquid can be water. The inlet pipe 12 is adjacent the bottom end of the recuperator housing 3 and the outlet pipe 8 is adjacent the top end of the recuperator housing 3. The inner cylinder 10 is provided with a plurality of heat exchange tubes 5, generally, the heat exchange tubes 5 are uniformly and symmetrically distributed on the outer wall of the inner cylinder 10, and the heat exchange tubes 5 can realize the required heat exchange between the high-temperature waste gas and the liquid flowing in the inner cylinder 10.
The liquid level meter connecting pipe group is internally provided with a plurality of liquid level meter connecting pipes, and the liquid level meters can be installed and adapted through the liquid level meter connecting pipes. The liquid level meter is taken over and interior barrel 10 adaptation, and in barrel 10 was stretched into to the one end that the liquid level meter was taken over, the other end was worn out from the outer wall of recoverer casing 3, and the liquid level of barrel 10 can be controlled to the level gauge through level meter takeover group and adaptation connection to can make the lower part in the interior barrel 10 form the liquid level evaporation zone, the upper portion formation steam superheating section in the interior barrel 10, steam in the interior barrel 10 passes through outlet pipe 8 and discharges outside recoverer casing 3.
The liquid level meter connecting pipe group comprises a first liquid level meter connecting pipe 11 and a second liquid level meter connecting pipe 16 positioned below the first liquid level meter connecting pipe 11, and the first liquid level meter connecting pipe 11 and the second liquid level meter connecting pipe 16 are parallel to each other.
During specific implementation, the liquid level meter connecting pipe group at least comprises two liquid level meter connecting pipes, namely a first liquid level meter connecting pipe 11 and a second liquid level meter connecting pipe 16, the second liquid level meter connecting pipe 16 is located below the first liquid level meter connecting pipe 11, and liquid level in the inner cylinder body 10 can be controlled between the first liquid level meter connecting pipe 11 and the second liquid level meter connecting pipe 16 through matching of the first liquid level meter connecting pipe 11, the second liquid level meter connecting pipe 16 and corresponding liquid level meters.
Further, the inner cylinder 10 and the recoverer housing 3 are coaxially distributed, and two ends of the inner cylinder 10 are located between the high-temperature waste gas inlet 17 and the waste gas outlet 2.
The embodiment of the utility model provides an in, the coaxial distribution of interior barrel 10 and recoverer casing 3, the lower extreme of interior barrel 10 is located the top of exhaust outlet 2, and the upper end of interior barrel 10 is located the below of high temperature waste gas import 17.
Furthermore, the end parts of the outlet pipe 8, the inlet pipe 12 and the inner cylinder 10 which are connected are all arc-shaped, and the other end parts of the outlet pipe 8, the inlet pipe 12 and the inner cylinder 10 which are connected penetrate out of the outer wall of the recoverer shell 3; a baffle 9 is provided at the junction of the outlet pipe 8 and the inner cylinder 10.
The upper end of the inner cylinder 10 is connected with the recoverer shell 3 through a positioning support frame 6, and the lower end of the inner cylinder 10 is connected with the recoverer shell 3 through a fixed support frame 4.
The embodiment of the utility model provides an in, outlet pipe 8 and import pipe 12 all are the L type, and outlet pipe 8, import pipe 12 homoenergetic are worn out from 3 outer walls of recoverer casing to realize required feed liquor and the connection of going out liquid etc. The baffle 9 is located outside the first end of the inner cylinder 10, and generally, the outer diameter of the baffle 9 is similar to the outer diameter of the inner cylinder 10.
The inner cylinder 10 can be fixed in the recoverer shell 3 through the positioning support frame 6 and the fixing support frame 4, the positioning support frame 10 and the fixing support frame 4 are sleeved on the inner sleeve 10, the positioning support frame 6 and the fixing support frame 4 can adopt the existing common structural form, the inner cylinder 10 can be fixedly installed on the recoverer shell 3 as long as the inner cylinder 10 can be selected according to the requirement, and the repeated description is omitted here.
Further, the heat exchange tubes 5 are obliquely distributed on the inner cylinder 10, one end of each heat exchange tube 5 extends into the inner cylinder 10, and the other end of each heat exchange tube 5 is in contact with the inner wall of the recoverer shell 3.
The embodiment of the utility model provides an in, be the slope distribution on barrel 10 including heat exchange tube 5, generally, the tip that barrel 10 highly is higher than the height of heat exchange tube 5 and 3 inner walls of recoverer casing in heat exchange tube 5 stretches into, high temperature waste gas when recoverer casing 3 flows to the direction of exhaust outlet 2, can realize through heat exchange tube 5 with the effective heat transfer of the interior liquid of barrel 10. The heat exchange tubes 5 are uniformly distributed along the outer circumference of the inner cylinder 10, so that the contact area with high-temperature waste gas is increased, and the number of the heat exchange tubes 5 can be selected as required. The heat exchange tube 5 can adopt the existing common structural form, and can be selected according to the requirement.
Further, a manhole 13 is provided at the lower part of the recoverer housing 3, and a base 15 is provided at the lower end of the recoverer housing 3 to be fitted to the recoverer housing 3. The second end of the recoverer housing 3 is provided with an ash discharge port 1 and an ash discharge plate 14.
The embodiment of the utility model provides an in, manhole 13 is close to import pipe 12, can make things convenient for the maintainer to get into recoverer casing 3 in through manhole 13, can conveniently place recoverer casing 3 in required position through base 16. Further, a dust discharge port 1 and a dust discharge plate 14 are provided at a second end of the recycler housing 3. Generally, the high-temperature exhaust gas is coal gas, and when heat is recovered from the high-temperature exhaust gas, coal ash falls on the bottom of the recovery device housing 3, and can be removed through the ash discharge port 1 and the ash discharge plate 14. The ash discharge opening 1 and the ash discharge plate 14 can adopt the existing common structural form, and can be selected according to the needs.
Claims (8)
1. A water-gas integrated waste heat recoverer comprises a recoverer shell (3), wherein a high-temperature waste gas inlet (17) is formed in the top end of the recoverer shell (3), and a waste gas outlet (2) is formed in the lower portion of the recoverer shell (3); the method is characterized in that:
an inner cylinder (10) is arranged in the recoverer shell (3), the lower end of the inner cylinder (10) is connected and communicated with an inlet pipe (12), the upper end of the inner cylinder (10) is connected and communicated with an outlet pipe (8), a plurality of heat exchange pipes (5) are arranged at the upper part of the inner cylinder (10), the heat exchange pipes (5) are uniformly distributed on the peripheral surface of the inner cylinder (10), and one ends of the heat exchange pipes (5) extend into the inner cylinder (10);
the lower part of the inner cylinder body (10) is further provided with a liquid level meter connecting pipe group used for controlling the liquid level, one end of a liquid level meter connecting pipe in the liquid level meter connecting pipe group extends into the inner cylinder body (10), the other end of the liquid level meter connecting pipe in the liquid level meter connecting pipe group is located outside the recoverer shell (3), a liquid evaporation section is formed at the lower part in the inner cylinder body (10) through the liquid level meter connecting pipe group, and a steam overheating section is formed at the upper part in the inner cylinder body (10).
2. The water-gas integrated waste heat recoverer of claim 1, wherein: the inner cylinder (10) and the recoverer shell (3) are coaxially distributed, and two ends of the inner cylinder (10) are located between the high-temperature waste gas inlet (17) and the waste gas outlet (2).
3. The water-gas integrated waste heat recoverer of claim 1, wherein: the end parts of the outlet pipe (8), the inlet pipe (12) and the inner cylinder (10) which are connected are arc-shaped, and the other end parts of the outlet pipe (8), the inlet pipe (12) and the inner cylinder (10) which are connected penetrate out of the outer wall of the recoverer shell (3); a baffle plate (9) is arranged at the joint of the outlet pipe (8) and the inner cylinder (10).
4. The water-gas integrated waste heat recoverer of claim 1, wherein: the upper end of the inner cylinder (10) is connected with the recoverer shell (3) through a positioning support frame (6), and the lower end of the inner cylinder (10) is connected with the recoverer shell (3) through a fixed support frame (4).
5. The water-gas integrated waste heat recoverer of claim 1, wherein: the heat exchange tubes (5) are obliquely distributed on the inner cylinder (10), one ends of the heat exchange tubes (5) extend into the inner cylinder (10), and the other ends of the heat exchange tubes (5) are in contact with the inner wall of the recoverer shell (3).
6. The water-gas integrated waste heat recoverer of claim 1, wherein: the lower part of the recoverer shell (3) is provided with a manhole (13), and the lower end of the recoverer shell (3) is provided with a base (15) matched with the recoverer shell (3).
7. The water-gas integrated waste heat recoverer of claim 1, wherein: and the second end of the recoverer shell (3) is provided with an ash discharging port (1) and an ash discharging plate (14).
8. The water-gas integrated waste heat recoverer of claim 1, wherein: the liquid level meter connecting pipe group comprises a first liquid level meter connecting pipe (11) and a second liquid level meter connecting pipe (16) located below the first liquid level meter connecting pipe (11), and the first liquid level meter connecting pipe (11) and the second liquid level meter connecting pipe (16) are parallel to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922377120.4U CN211452012U (en) | 2019-12-25 | 2019-12-25 | Water-gas integrated waste heat recoverer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922377120.4U CN211452012U (en) | 2019-12-25 | 2019-12-25 | Water-gas integrated waste heat recoverer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211452012U true CN211452012U (en) | 2020-09-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922377120.4U Active CN211452012U (en) | 2019-12-25 | 2019-12-25 | Water-gas integrated waste heat recoverer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211452012U (en) |
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2019
- 2019-12-25 CN CN201922377120.4U patent/CN211452012U/en active Active
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