CN210602970U - Steel shot ash removal device for high-temperature heat exchanger on converter gas - Google Patents
Steel shot ash removal device for high-temperature heat exchanger on converter gas Download PDFInfo
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- CN210602970U CN210602970U CN201921329577.1U CN201921329577U CN210602970U CN 210602970 U CN210602970 U CN 210602970U CN 201921329577 U CN201921329577 U CN 201921329577U CN 210602970 U CN210602970 U CN 210602970U
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Abstract
The utility model discloses a shot ash removal device to high temperature heat exchanger on converter gas, including the high temperature heat exchanger body, the high temperature heat exchanger bottom storehouse body, the ash storehouse body, the bottom shot storehouse body, the shot lifting machine, shot top storehouse body and automatic control system, high temperature heat exchanger bottom storehouse internal portion is provided with slope vibration grid, the side surface of the high temperature heat exchanger bottom storehouse body is provided with first vibrator and second vibrator, high temperature heat exchanger bottom storehouse body intercommunication has the bottom shot storehouse body, the bottom shot storehouse body is connected with the shot lifting machine through flow pipeline, install shot bottom flow regulator on the flow pipeline, shot lifting machine upper end is connected with the shot top storehouse body through the pipe chute, the lower extreme of the shot top storehouse body passes through the connecting pipe and connects high temperature heat exchanger body upper end, install shot top flow regulator on the connecting pipe. The utility model discloses its reasonable in design, simple structure for the deashing efficiency is higher, and sealing performance is more excellent, and the energy consumption of consumption is lower.
Description
Technical Field
The utility model relates to a dust removing equipment technical field on high temperature heat exchanger on the converter coal gas especially relates to a shot ash removal device to high temperature heat exchanger on the converter coal gas.
Background
At present, need use high temperature heat exchanger among the converter flue gas recovery process, and because high temperature heat exchanger is used for retrieving the waste heat of flue gas, inevitably high temperature heat exchanger needs regular deashing to handle, and present high temperature heat exchanger's deashing system all uses the shot deashing mode to carry out the deashing, the user mode: firstly, the steel shot with a lower position is lifted to the upper part of the high-temperature heat exchanger by using the steel shot trolley, then the steel shot falls into the high-temperature heat exchanger for ash removal treatment, and then falls into the steel shot trolley from the high-temperature heat exchanger for waiting for next circulation. The steel shot dust cleaning system of the high-temperature heat exchanger can complete dust cleaning, but has the following defects:
firstly, the steel shot is slowly conveyed by using the steel shot trolley, and the steel shot is difficult to pour into a high-temperature heat exchanger at one time, so that the steel shot trolley is inconvenient to use and poor in sealing performance;
secondly, large force is needed when the steel shot trolley is lifted each time, so that energy waste is serious;
thirdly, a sieve (a sealing sieve) used therein is used for sieving, and the effect of sieving the steel shots and dust is not good.
In summary, because the ash removal system of the high-temperature heat exchanger in the prior art is difficult to use and has poor use effect, and cannot meet the use requirements of people, it is necessary to improve the ash removal system of the prior high-temperature heat exchanger.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a shot ash removal device to high temperature heat exchanger on converter coal gas, its reasonable in design, simple structure for the deashing efficiency is higher, and sealing performance is better, and the energy consumption of consumption is lower, has reduced the input of cost, can satisfy people's user demand more.
In order to realize the purpose, the utility model adopts the technical scheme that:
a steel shot ash cleaning device for a high-temperature heat exchanger on converter gas comprises a high-temperature heat exchanger body of the converter gas, a bottom bin body of the high-temperature heat exchanger of the converter gas, an ash bin body, a bottom steel shot bin body, a steel shot elevator, a steel shot top bin body and an automatic control system, wherein a high-temperature flue gas inlet and a high-temperature flue gas outlet are formed in the high-temperature heat exchanger body, the high-temperature heat exchanger bottom bin body is arranged at the lower bottom of the high-temperature heat exchanger body, an ash bin body is arranged at the lower part of the high-temperature heat exchanger bottom bin body, a slope vibration grid is arranged inside the high-temperature heat exchanger bottom bin body, a first vibrator and a second vibrator are arranged on the side surface of the high-temperature heat exchanger bottom bin body, a first flap valve is arranged between the high-temperature heat exchanger bottom bin body and the ash bin body, a second flap valve is arranged, install shot bottom flow regulator on the flow pipeline, shot lifting machine upper end is connected with the shot top storehouse body through the pipe chute, and the lower extreme of the shot top storehouse body passes through the connecting pipe and connects high temperature heat exchanger body upper end, installs shot top flow control valve on the connecting pipe.
The high-temperature flue gas inlet and the high-temperature flue gas outlet are positioned on the same side of the bottom bin body of the high-temperature heat exchanger, and the high-temperature flue gas inlet is positioned above the high-temperature flue gas outlet.
The outer side surface of the high-temperature heat exchanger bottom bin body is provided with a first nitrogen blowing whistle, and the first nitrogen blowing whistle and the second vibrator are both located on the outer surface of the high-temperature heat exchanger bottom bin body on the same side, so that the manufacturing and installation are facilitated on one hand, and the automatic blowing whistle of nitrogen on the high-temperature heat exchanger bottom bin body is facilitated on the other hand.
The quantity of first flap valve is two, and two first flap valves are the first flap valve of mutual independence upset, and it can realize two mutual noninterferences, and another one can use as usual when a is not good to use, uses more reliably.
The bottom bin body of the high-temperature heat exchanger is communicated with a bottom steel shot bin body through a steel shot pipeline, a steel shot bottom valve is arranged on the steel shot pipeline, the steel shot pipeline is connected with a slope vibration grating, the outlet end of the slope vibration grating is slightly lower than the inlet end of the steel shot pipeline, the aperture of the slope grating of the slope vibration grating is smaller than the diameter of a steel shot, the aperture of the slope grating is smaller than the size of the steel shot, when the steel shot falls on the slope vibration grating, vibration can be generated, automatic separation of the steel shot and ash is realized in the bottom bin body of the high-temperature heat exchanger, the ash is discharged from the bottom outlet of an ash bin body at the lower part of the bottom bin body of the high-temperature heat exchanger, and the steel shot flows out from the middle slope vibration grating outlet of the bottom bin body.
The bottom steel shot cabin is provided with a steel shot detection device and a first nitrogen pressure retaining valve, so that the steel shot entering the bottom steel shot cabin can be detected conveniently, and the nitrogen can be well controlled.
And a second nitrogen blowing whistle opening and a second nitrogen pressure retaining valve are arranged on the bin body at the top of the steel shot, so that better control and automatic nitrogen blowing whistle are facilitated.
The utility model has the advantages that: compared with the prior art, the lower bottom of the high-temperature heat exchanger body of the utility model is provided with the high-temperature heat exchanger bottom bin body, the lower part of the high-temperature heat exchanger bottom bin body is provided with the ash bin body, the inner part of the high-temperature heat exchanger bottom bin body is provided with the slope vibration grid, the slope vibration grid can automatically screen falling steel shots and automatically separate ash from the falling steel shots, and the screening effect of the falling steel shots and the ash is better; the bottom steel shot bin body is connected with a steel shot elevator through a flow pipeline, the flow pipeline is provided with a steel shot bottom flow regulator, the upper end of the steel shot elevator is connected with a steel shot top bin body through an inclined pipeline, the lower end of the steel shot top bin body is connected with the upper end of a high-temperature heat exchanger body through a connecting pipe, the connecting pipe is provided with a steel shot top flow regulating valve, steel shots are arranged under the action of the steel shot bottom flow regulator and sequentially move forwards to enter the elevator (vertical elevator), the elevator moves upwards and then enters the top steel shot bin, so that the force required for lifting the steel shots is not large, and the steel shots are partially arranged to enter the steel shot top bin body, which is different from the prior art that the steel shots are directly poured into the steel shot bin through a trolley, so that the instant impact force on the steel shot top bin body is smaller than the instant impact force directly poured into the trolley, the deashing is quicker, and the deashing efficiency is higher.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are usually placed in when used, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements indicated must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention is further described in detail through the accompanying drawings and embodiments. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
Referring to fig. 1, as shown in the figure, a steel shot ash cleaning device for a high-temperature heat exchanger on converter gas comprises a high-temperature heat exchanger body 1 of converter gas, a bottom bin body 4 of the high-temperature heat exchanger of converter gas, an ash bin body 8, a bottom steel shot bin body 13, a steel shot elevator 15, a steel shot top bin body 17 and an automatic control system, wherein the high-temperature heat exchanger body 1 is provided with a high-temperature flue gas inlet 2 and a high-temperature flue gas outlet 3, the high-temperature flue gas inlet 2 and the high-temperature flue gas outlet 3 are positioned at the same side of the bottom bin body 4 of the high-temperature heat exchanger, and the high-temperature flue gas inlet 2 is positioned above the high-temperature flue gas outlet 3, so that the design is more favorable for the gas inlet and outlet of converter gas, the manufacturing and the use at the same side are more convenient, the bottom of the high-temperature heat exchanger body 1 is provided with the, the first nitrogen blowing whistle mouth 10 and the second vibrator 11 are both positioned on the outer surface of the high-temperature heat exchanger bottom bin body 4 on the same side, on one hand, the manufacture and installation are facilitated, on the other hand, the automatic whistle blowing of nitrogen through the high-temperature heat exchanger bottom bin body 4 is also facilitated, the ash bin body 8 is arranged at the lower part of the high-temperature heat exchanger bottom bin body 4, the slope vibration grating 5 is arranged inside the high-temperature heat exchanger bottom bin body 4, the high-temperature heat exchanger bottom bin body 4 is communicated with a bottom steel shot bin body 13 through a steel shot pipeline, a steel shot bottom valve 12 is arranged on the steel shot pipeline, the steel shot pipeline is connected with the slope vibration grating 5, the outlet end of the slope vibration grating 5 is slightly lower than the inlet end of the steel shot pipeline, the diameter of the slope grating of the slope vibration grating 5 is smaller than the diameter of the steel shot, the aperture of the slope grating is smaller than, the automatic separation of steel shots and ash residues is realized in the bottom bin body 4 of the high-temperature heat exchanger, the ash residues are discharged from the bottom outlet of the ash residue bin body 8 at the lower part of the bottom bin body 4 of the high-temperature heat exchanger, the steel shots flow out from the outlet of the middle slope vibration grid 5 of the bottom bin body 4 of the high-temperature heat exchanger and enter the bottom steel shot bin body 13 through a steel shot pipeline, a first vibrator 6 and a second vibrator 11 are arranged on the side surface of the bottom bin body 4 of the high-temperature heat exchanger, a first flap valve 7 is arranged between the bottom bin body 4 of the high-temperature heat exchanger and the ash residue bin body 8, the number of the first flap valves 7 is two, the two first flap valves 7 are mutually independently turned over first flap valves 7, two flap valves are not interfered with each other, when one bin body is not used well, the other one can be used normally, the use is more reliable, a second flap valve 9 is arranged at the lower part of, be provided with shot detection device 19 and first nitrogen gas pressure retaining valve 20 on the bottom shot storehouse body 13, be favorable to detecting the shot that gets into bottom shot storehouse body 13, also be favorable to fine control nitrogen gas, bottom shot storehouse body 13 is connected with shot lifting machine 15 through flow pipeline, installs shot bottom flow regulator 14 on the flow pipeline, and shot lifting machine 15 upper end has shot top storehouse body 17 through oblique pipe connection, be provided with second nitrogen gas on the shot top storehouse body 17 and blow whistle mouth 16 and second nitrogen gas pressure retaining valve, be favorable to carrying out better control and nitrogen gas automatic whistle of blowing, the lower extreme of shot top storehouse body 17 passes through the connecting pipe and connects 1 upper ends of high temperature heat exchanger body, installs shot top flow regulating valve 18 on the connecting pipe. The utility model discloses it is convenient fast, and improve the screening effect of shot and dust that falls, the deashing efficiency is higher, the deashing is rapider, and the shot is carried to the shot top storehouse body 17 of 1 top of high temperature heat exchanger body, can effectively the energy can be saved, as long as import and export the converter coal gas difference in temperature according to temperature heat exchanger body 1, reach the just automatic start-up the device of certain numerical value through 1 pressure loss of temperature heat exchanger body, automatic deashing and the automatic whistle of blowing of nitrogen gas, shot and lime-ash autosegregation can carry out the manual operation and report to the police (because it can be connected with automatic control system).
The utility model discloses the circulation operation step:
dust removing
Starting: opening the steel shot top flow regulating valve 18 → starting the steel shot lifter 15 → opening the steel shot bottom valve 12 → opening the steel shot bottom flow regulator 14 to regulate the flow of the steel shot in the bottom steel shot cabin 13.
Closing: closing the shot bottom flow regulator 14 → closing the shot elevator 15 after five minutes → closing the shot top flow regulator 18 after two minutes → opening the second nitrogen blast whistle 16 (closed after ten minutes) → closing the shot bottom valve 12 after ten minutes again.
Second, ash discharge
Firstly opening the first flap valve 7 → opening the first vibrator 6 → closing the first vibrator 6 and the first flap valve 7 → opening the second flap valve 9, discharging the ash from the ash bin body 8 → closing the second flap valve 9.
The utility model discloses install slope vibration grid 5 at the high temperature heat exchanger bottom storehouse body 4 of converter coal gas, it is used for separating shot and lime-ash. Shot flows into the sealed bottom shot bin body 13 through shot bottom valve 12, the shot flows into the shot elevator 15 according to the velocity of flow set for through shot bottom flow regulator 14, the shot elevator 15 promotes the shot to the shot top bin body 17 on top, because the lower extreme of the shot top bin body 17 passes through the connecting pipe and connects the upper end of the high temperature heat exchanger body 1, install shot top flow regulating valve 18 on the connecting pipe, the shot rethread shot top flow regulating valve 18 evenly falls into the high temperature heat exchanger body 1 of converter gas, thereby carry out the automatic deashing. The steel shot for clearing ash falls on the slope vibration grating 5 in the bottom bin body 4 of the high-temperature heat exchanger of the converter gas, the steel shot and the ash are automatically separated, the ash falls into the lower part of the bottom bin body 4 of the high-temperature heat exchanger, the ash enters the ash bin body 8 under the action of the vibrator 6 through the first flap valve 7, and then the ash is discharged out of the ash bin body 8 through the second flap valve 9, so that the ash is comprehensively utilized next time, and the steel shot flows out through the steel shot bottom valve 12 through the outlet of the slope vibration grating 5 and enters the bottom steel shot bin body 13 for ash clearing of the high-temperature heat exchanger of the converter gas next time.
During the operation of the converter gas high-temperature heat exchanger steel shot dust removal system, the nitrogen pressure retaining valve 20 keeps micro positive pressure, and the function of the nitrogen pressure retaining valve is to prevent flue gas in the converter gas high-temperature heat exchanger from escaping into the high-temperature heat exchanger steel shot dust removal system and prevent external air from entering the converter gas high-temperature heat exchanger through the converter gas high-temperature heat exchanger steel shot dust removal system, so that the occurrence of dangers such as explosion is avoided, and the safety performance of the whole equipment is improved. When the valve is opened, toxic smoke gas is prevented from leaking to cause poisoning, a small amount of air is prevented from entering the ash removal system, and a small amount of air in the ash removal system is also prevented from entering the converter gas high-temperature heat exchanger to possibly cause explosion.
The utility model discloses for prior art has the advantage have: the shot is arranged forward in turn under the effect of the flow regulator, enter the shot elevator 15 (vertical), then upwards then enter the shot top bin body 17, the strength required for lifting the shot is smaller like this, and the shot part is arranged to enter the shot top bin body 17 and is different from the existing one and pours into the shot bin directly through the dolly, therefore the instant impact force to the shot top bin body 17 is less than the instant impact force of using the dolly to directly pour into, and then can enter the high temperature heat exchanger body 1 more quickly, the deashing speed is faster, the efficiency is higher, secondly because use the vibration of the slope vibration grid 5 to replace the existing sealed static sieve, the shot exports automatic separation with the ash sediment, the effect of screening shot and ash sediment is better.
The utility model has the advantages that: compared with the prior art, the lower bottom of the high-temperature heat exchanger body of the utility model is provided with the high-temperature heat exchanger bottom bin body, the lower part of the high-temperature heat exchanger bottom bin body is provided with the ash bin body, the inner part of the high-temperature heat exchanger bottom bin body is provided with the slope vibration grid, the slope vibration grid can automatically screen falling steel shots and automatically separate ash from the falling steel shots, and the screening effect of the falling steel shots and the ash is better; the bottom steel shot bin body is connected with a steel shot elevator through a flow pipeline, the flow pipeline is provided with a steel shot bottom flow regulator, the upper end of the steel shot elevator is connected with a steel shot top bin body through an inclined pipeline, the lower end of the steel shot top bin body is connected with the upper end of a high-temperature heat exchanger body through a connecting pipe, the connecting pipe is provided with a steel shot top flow regulating valve, steel shots are arranged under the action of the steel shot bottom flow regulator and sequentially move forwards to enter the elevator (vertical elevator), the elevator moves upwards and then enters the top steel shot bin, so that the force required for lifting the steel shots is not large, and the steel shots are partially arranged to enter the steel shot top bin body, which is different from the prior art that the steel shots are directly poured into the steel shot bin through a trolley, so that the instant impact force on the steel shot top bin body is smaller than the instant impact force directly poured into the trolley, the deashing is quicker, and the deashing efficiency is higher.
It should be noted that, although the above embodiments have been described herein, the scope of the present invention is not limited thereby. Therefore, based on the innovative concept of the present invention, the changes and modifications of the embodiments described herein, or the equivalent structure or equivalent process changes made by the contents of the specification and the drawings of the present invention, directly or indirectly apply the above technical solutions to other related technical fields, all included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a shot ash removal device to high temperature heat exchanger on converter coal gas which characterized in that: comprises a high-temperature heat exchanger body (1) of converter gas, a high-temperature heat exchanger bottom bin body (4) of converter gas, an ash bin body (8), a bottom steel shot bin body (13), a steel shot elevator (15), a steel shot top bin body (17) and an automatic control system, wherein the high-temperature heat exchanger body (1) is provided with a high-temperature flue gas inlet (2) and a high-temperature flue gas outlet (3), the bottom of the high-temperature heat exchanger body (1) is provided with the high-temperature heat exchanger bottom bin body (4), the lower part of the high-temperature heat exchanger bottom bin body (4) is provided with the ash bin body (8), a slope vibration grid (5) is arranged in the high-temperature heat exchanger bottom bin body (4), a first vibrator (6) and a second vibrator (11) are arranged on the side surface of the high-temperature heat exchanger bottom bin body (4), and a first flap valve (, the lower part of the ash bin body (8) is provided with a second flap valve (9), the high-temperature heat exchanger bottom bin body (4) is communicated with a bottom steel shot bin body (13), the bottom steel shot bin body (13) is connected with a steel shot elevator (15) through a flow pipeline, a steel shot bottom flow regulator (14) is installed on the flow pipeline, the upper end of the steel shot elevator (15) is connected with a steel shot top bin body (17) through an inclined pipeline, the lower end of the steel shot top bin body (17) is connected with the upper end of the high-temperature heat exchanger body (1) through a connecting pipe, and the connecting pipe is provided with the steel shot top flow regulating valve (18.
2. The steel shot ash removal device for the converter gas upper high-temperature heat exchanger according to claim 1, characterized in that: the high-temperature flue gas inlet (2) and the high-temperature flue gas outlet (3) are positioned on the same side of the high-temperature heat exchanger bottom bin body (4), and the high-temperature flue gas inlet (2) is positioned above the high-temperature flue gas outlet (3).
3. The steel shot ash removal device for the converter gas upper high-temperature heat exchanger according to claim 1, characterized in that: the outer side surface of the high-temperature heat exchanger bottom bin body (4) is provided with a first nitrogen blowing whistle mouth (10).
4. The steel shot ash removal device for the converter gas upper high-temperature heat exchanger according to claim 3, characterized in that: the first nitrogen blowing whistle (10) and the second vibrator (11) are both positioned on the outer surface of the high-temperature heat exchanger bottom bin body (4) on the same side.
5. The steel shot ash removal device for the converter gas upper high-temperature heat exchanger according to claim 1, characterized in that: the number of the first flap valves (7) is two, and the two first flap valves (7) are the first flap valves (7) which are mutually independently turned.
6. The steel shot ash removal device for the converter gas upper high-temperature heat exchanger according to claim 1, characterized in that: the high-temperature heat exchanger bottom bin body (4) is communicated with a bottom steel shot bin body (13) through a steel shot pipeline, a steel shot bottom valve (12) is arranged on the steel shot pipeline, the steel shot pipeline is connected with a slope vibration grating (5), the outlet end of the slope vibration grating (5) is slightly lower than the inlet end of the steel shot pipeline, and the aperture of the slope grating of the slope vibration grating (5) is smaller than the diameter of a steel shot.
7. The steel shot ash removal device for the converter gas upper high-temperature heat exchanger according to claim 1 or 6, characterized in that: and a steel shot detection device (19) and a nitrogen pressure retaining valve (20) are arranged on the bottom steel shot cabin body (13).
8. The steel shot ash removal device for the converter gas upper high-temperature heat exchanger according to claim 1, characterized in that: and a second nitrogen blowing whistle (16) and a second nitrogen pressure retaining valve are arranged on the steel shot top bin body (17).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921329577.1U CN210602970U (en) | 2019-08-16 | 2019-08-16 | Steel shot ash removal device for high-temperature heat exchanger on converter gas |
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CN201921329577.1U CN210602970U (en) | 2019-08-16 | 2019-08-16 | Steel shot ash removal device for high-temperature heat exchanger on converter gas |
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CN210602970U true CN210602970U (en) | 2020-05-22 |
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CN201921329577.1U Active CN210602970U (en) | 2019-08-16 | 2019-08-16 | Steel shot ash removal device for high-temperature heat exchanger on converter gas |
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2019
- 2019-08-16 CN CN201921329577.1U patent/CN210602970U/en active Active
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