CN209872993U - Steel slag hot-stewing steam spraying and whitening device - Google Patents
Steel slag hot-stewing steam spraying and whitening device Download PDFInfo
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- CN209872993U CN209872993U CN201920311905.9U CN201920311905U CN209872993U CN 209872993 U CN209872993 U CN 209872993U CN 201920311905 U CN201920311905 U CN 201920311905U CN 209872993 U CN209872993 U CN 209872993U
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Abstract
The utility model provides a slag hot braising steam sprays white device that disappears, its main part be the double-deck sleeve type structure that urceolus and inner tube are constituteed, and the inner tube inner space is once disappearing white district, and the space between urceolus and the inner tube is the secondary and disappears white district, once disappears white district and has arranged a plurality of layers of inlayer nozzle, and the secondary disappears white district and has arranged a plurality of layers of outer nozzle. Steam generated by thermal braising of the steel slag is introduced from the top of the white eliminating device, firstly enters a primary white eliminating area for spray cooling, and then enters a secondary white eliminating area for further spray cooling, so that two-stage spray cooling is realized, all the steam is finally captured and settled, and a demister is arranged at the outlet of the outer cylinder to eliminate a small amount of escaping steam liquid drops. The utility model effectively solves the problem of environmental pollution caused by a large amount of dust-containing steam generated by steel slag hot braising, and thoroughly eliminates the steam generated by steel slag hot braising.
Description
Technical Field
The utility model relates to a slag hot braising steam sprays white device that disappears belongs to the ferrous metallurgy environmental protection field.
Background
At present, the most mature and economic process for treating the steel slag is a steel slag hot-stewing process, the steel slag hot-stewing treatment process is to spray water to high-temperature steel slag for cooling and pulverization, a large amount of steam is generated in the process, and the steam is generated by directly contacting cooling water with the steel slag, contains more dust, has lower temperature and pressure and lower recycling value, and can cause serious pollution to the environment when being directly discharged into the air. And because the steel slag is alkaline, the steam generated in the slag stewing process is also alkaline, and the corrosion to buildings, especially steel structures is serious, so that the steam needs to be eliminated.
Patent CN204151359U discloses a steel slag heat braising steam treatment device, including braising sediment lid, steam conduit, spray column etc. and distribute a plurality of straight tubes along circumference in spray column, from the top down interval installation a plurality of ring canals that simultaneously are the same with all straight tubes in spray column, distribute a plurality of shower of installing the nozzle along its circumference on every ring canal, all straight tubes communicate with each other with water supply system through the inlet channel simultaneously. The steam pipeline extends into the spray tower from the center of the top of the spray tower, and the annular pipe is sleeved with the steam pipeline extending into the spray tower.
This patent steam conduit directly stretches into the spray column lower part from the spray column top, and steam sprays cooling again in the spray column from steam conduit end opening entering spray column, only one sprays the cooling zone, and for directly going up directly down, it is shorter to spray the cooling stroke moreover, and heat transfer time is not enough, and heat exchange efficiency is lower, can't fully subside the steam condensation, especially when the steam flow field is unbalanced, and steam easily follows the spray column and goes up mouthful the effusion.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a device that can thoroughly eliminate the steam that the steel slag heat smoldering process produced to solve the pollution problem of steel slag heat smoldering steam to the environment.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a slag heat smoldering steam sprays white device that disappears, includes steam conduit, urceolus, inner tube, spray piping, outer nozzle, inlayer nozzle, outlet, demister, its characterized in that: the main body of the steam spraying and whitening device is a double-layer sleeve type structure consisting of an outer cylinder and an inner cylinder, the top of the outer cylinder is provided with an opening, the bottom of the outer cylinder is provided with a water outlet, the inner cylinder is suspended in the outer cylinder, the lower opening of the inner cylinder is spaced from the bottom of the outer cylinder, and the upper opening of the inner cylinder is communicated with a steam pipeline; the inner space of the inner cylinder is a primary whitening area, and the space between the outer cylinder and the inner cylinder is a secondary whitening area; the inner layer nozzle is arranged in the primary whitening area, and the outer layer nozzle is arranged in the secondary whitening area.
The spraying pipeline comprises a spraying water supply pipeline, a spraying ring pipe and spraying branch pipes, and the spraying water supply pipeline is connected to the steam spraying and whitening eliminating device and then is vertically arranged along the height direction of the steam spraying and whitening eliminating device; the spraying ring pipe is a ring-shaped pipeline surrounding the axis of the steam spraying and whitening device, a plurality of layers are arranged along the height direction of the steam spraying and whitening device, and the spraying ring pipe is communicated with a spraying water supply pipeline; the plurality of layers of spray branch pipes are respectively arranged on the plurality of layers of spray ring pipes and are respectively communicated with the corresponding spray branch pipes, part of the spray branch pipes on each layer of spray branch pipes extend inwards into the primary whitening area, and the rest of the spray branch pipes extend outwards into the secondary whitening area.
Further, the inner layer nozzles are arranged on the spray branch pipes extending into the primary white space from top to bottom.
Further, the outer layer nozzles are arranged on the spray branch pipes extending into the secondary whitening area from top to bottom.
Preferably, the spouts of the upper plurality of layers of inner layer nozzles are arranged downwards, and the spouts of the rest inner layer nozzles are arranged upwards.
Preferably, the orifices of the outer nozzles are all mounted downwards.
Furthermore, a demister is arranged at the opening at the top of the outer cylinder and used for capturing a small amount of dissipated steam liquid drops.
Through the implementation of the above technical scheme, the beneficial effects of the utility model are as follows:
1. the double-layer sleeve structure enables the inner space of the steam spraying and whitening device to be divided into a primary whitening area and a secondary whitening area, the steam cooling process is long under a certain equipment volume, and the steam is intensively and forcibly cooled in the primary whitening area, so that the spraying and whitening efficiency is greatly improved;
2. under the same white eliminating capacity and efficiency, the technical scheme ensures that the white eliminating device has smaller volume, less equipment investment and convenient installation.
Drawings
The utility model discloses there is 2 of the attached drawings:
FIG. 1 is a schematic view of the vertical surface of a steel slag hot-braising steam spraying and whitening device of the present invention
FIG. 2 is a schematic view of the A-A direction of a steel slag hot-braising steam spraying and whitening device of the present invention
1-steam pipeline, 2-outer cylinder, 3-inner cylinder, 4-spray water supply pipeline, 5-spray ring pipe, 6-spray branch pipe, 7-outer layer nozzle, 8-inner layer nozzle, 9-demister and 10-water outlet.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 and 2, the steel slag hot-braising steam spraying and whitening device comprises a steam pipeline 1, an outer cylinder 2, an inner cylinder 3, a spraying water supply pipeline 4, a spraying ring pipe 5, a spraying branch pipe 6, an outer layer nozzle 7, an inner layer nozzle 8, a demister 9 and a water outlet 10.
In the embodiment, the main body of the steam spraying and whitening device is a double-layer sleeve type structure consisting of an outer cylinder 2 and an inner cylinder 3, the top of the outer cylinder 2 is open, a water outlet 10 is arranged at the bottom of the outer cylinder 2, the inner cylinder 3 is suspended in the outer cylinder 2, a certain distance is reserved between the lower opening of the inner cylinder 3 and the bottom of the outer cylinder 2 to form communication, and the upper opening of the inner cylinder 3 is communicated with a steam pipeline 1; the inner space of the inner cylinder 3 is a primary whitening area, and the space between the outer cylinder 2 and the inner cylinder 3 is a secondary whitening area; the inner layer nozzles 8 are arranged in the primary whitening area, and the outer layer nozzles 7 are arranged in the secondary whitening area.
The spraying pipeline comprises a spraying water supply pipeline 4, a spraying ring pipe 5 and a spraying branch pipe 6, and the spraying water supply pipeline 4 is connected to the steam spraying and whitening device and then is vertically arranged along the height direction of the steam spraying and whitening device; the spray ring pipe 5 is a ring-shaped pipeline surrounding the axis of the steam spray whitening device, a plurality of layers are arranged along the height direction of the steam spray whitening device, and the spray ring pipe 5 is communicated with the spray water supply pipeline 4; the plurality of layers of spray branch pipes 6 are respectively arranged on the plurality of layers of spray ring pipes 5 and are respectively communicated with the corresponding spray branch pipes 5, part of the spray branch pipes on each layer of spray branch pipes extend inwards into the primary whitening area, and the rest of the spray branch pipes extend outwards into the secondary whitening area.
The inner layer nozzles 8 are arranged on the spray branch pipes 6 extending into the primary white space from top to bottom.
The outer layer nozzles 7 are arranged on the spray branch pipes 6 extending into the secondary whitening area from top to bottom.
The nozzles of the outer layer nozzles 7 are all installed downwards, the nozzles of a plurality of layers of nozzles on the upper part of the inner layer nozzle 8 are installed downwards, and the nozzles of the other layers of nozzles are installed upwards, so that the spraying cooling effect is improved.
A demister 9 is provided at the top opening of the outer tub 2 to catch a small amount of escaping vapor droplets.
The working principle of the utility model is as follows:
steam is introduced into the spraying and whitening device through the steam pipeline 1, firstly enters from the upper opening of the inner cylinder 3 of the spraying and whitening device, and is sprayed and cooled in the primary whitening area inside the inner cylinder 3, so that most of the steam is condensed and settled. And the residual steam enters the outer cylinder 2 from the lower opening of the inner cylinder 3 and enters a secondary whitening area, and the secondary whitening area is further sprayed and cooled to completely condense and settle the residual steam. In the process, a small amount of condensed steam possibly does not settle in time and flows upwards to the opening area at the top of the outer barrel 2 along with the airflow, and the condensed steam is captured by the demister 9 at the opening at the top of the outer barrel 2, collected by condensation and flows back to the spraying and whitening device, so that the steam is completely prevented from escaping. The cooled and settled steam and cooling water are discharged through the water discharge port 10.
In addition, it should be noted that: the above embodiments are the individual cases of the present invention, and one of its functions is to play the role of the present invention, and should not be understood as any limitation to the present invention.
Claims (7)
1. The utility model provides a slag heat smoldering steam sprays white device that disappears, includes steam conduit, urceolus, inner tube, spray piping, outer nozzle, inlayer nozzle, outlet, demister, its characterized in that: the main body of the steam spraying and whitening device is a double-layer sleeve type structure consisting of an outer cylinder and an inner cylinder, the top of the outer cylinder is provided with an opening, the bottom of the outer cylinder is provided with a water outlet, the inner cylinder is suspended in the outer cylinder, the lower opening of the inner cylinder is spaced from the bottom of the outer cylinder, and the upper opening of the inner cylinder is communicated with a steam pipeline; the inner space of the inner cylinder is a primary whitening area, and the space between the outer cylinder and the inner cylinder is a secondary whitening area; the inner layer nozzle is arranged in the primary whitening area, and the outer layer nozzle is arranged in the secondary whitening area.
2. The steel slag hot-braising steam spraying and whitening device as claimed in claim 1, is characterized in that: the spraying pipeline comprises a spraying water supply pipeline, a spraying ring pipe and spraying branch pipes, and the spraying water supply pipeline is connected to the steam spraying and whitening eliminating device and then is vertically arranged along the height direction of the steam spraying and whitening eliminating device; the spraying ring pipe is a ring-shaped pipeline surrounding the axis of the steam spraying and whitening device, a plurality of layers are arranged along the height direction of the steam spraying and whitening device, and the spraying ring pipe is communicated with a spraying water supply pipeline; the plurality of layers of spray branch pipes are respectively arranged on the plurality of layers of spray ring pipes and are respectively communicated with the corresponding spray branch pipes, part of the spray branch pipes on each layer of spray branch pipes extend inwards into the primary whitening area, and the rest of the spray branch pipes extend outwards into the secondary whitening area.
3. The steel slag hot-braising steam spraying and whitening device as claimed in claim 1 or 2, is characterized in that: the inner layer nozzles are arranged on the spray branch pipes extending into the primary white space from top to bottom.
4. The steel slag hot-braising steam spraying and whitening device as claimed in claim 1 or 2, is characterized in that: the outer layer nozzles are arranged on the spray branch pipes extending into the secondary whitening area from top to bottom.
5. The steel slag hot-braising steam spraying and whitening device as claimed in claim 1, is characterized in that: the spouts of a plurality of layers of inner layer nozzles on the upper part are arranged downwards, and the spouts of the other inner layer nozzles are arranged upwards.
6. The steel slag hot-braising steam spraying and whitening device as claimed in claim 1, is characterized in that: the nozzles of the outer layer nozzles are all installed downwards.
7. The steel slag hot-braising steam spraying and whitening device as claimed in claim 1, is characterized in that: a demister is arranged at the opening at the top of the outer cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920311905.9U CN209872993U (en) | 2019-03-13 | 2019-03-13 | Steel slag hot-stewing steam spraying and whitening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920311905.9U CN209872993U (en) | 2019-03-13 | 2019-03-13 | Steel slag hot-stewing steam spraying and whitening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209872993U true CN209872993U (en) | 2019-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920311905.9U Active CN209872993U (en) | 2019-03-13 | 2019-03-13 | Steel slag hot-stewing steam spraying and whitening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209872993U (en) |
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2019
- 2019-03-13 CN CN201920311905.9U patent/CN209872993U/en active Active
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