CN210068593U - Online compression nitrogen gas ash removal device for air blower - Google Patents
Online compression nitrogen gas ash removal device for air blower Download PDFInfo
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- CN210068593U CN210068593U CN201921022201.6U CN201921022201U CN210068593U CN 210068593 U CN210068593 U CN 210068593U CN 201921022201 U CN201921022201 U CN 201921022201U CN 210068593 U CN210068593 U CN 210068593U
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Abstract
The utility model discloses an online compression nitrogen deashing device for a blower, which comprises an electrical control cabinet arranged on a blower shell, wherein an air inlet valve is arranged on the outer side of the electrical control cabinet along the horizontal direction, a pneumatic triple piece connected with the air inlet valve is arranged in the electrical control cabinet, a plurality of electromagnetic valves are connected in parallel at the air outlet of the pneumatic triple piece, a throttle valve, a one-way valve and a nozzle are connected in series at one end of the electromagnetic valve far away from the pneumatic triple piece, the air inlet valve, the pneumatic triple piece, the electromagnetic valves, the throttle valve, the one-way valve and the nozzle are all connected through a nitrogen pipe, the nozzle is fixed on the blower shell through a nozzle flange, the blower shell comprises an air inlet shell and an air outlet shell, the air outlet shell is in a shape like a Chinese character '6', the air inlet in the axial direction of the air outlet shell is communicated with the air inlet shell, the other side is provided with a No. 9-12 nozzle.
Description
Technical Field
The utility model relates to an ash removal device, specific online compression nitrogen gas ash removal device for air-blower that says so.
Background
The converter gas blower is an important device for recovering converter gas in the steel making industry, and realizes the transportation of the gas by increasing the pressure and the flow rate of the gas. The chemical components of the converter gas are complex, so that the ash content is high and the water content is high. In addition, due to production requirements, a converter gas blower generally needs to operate for 24 hours, and the larger the accumulated conveyed gas quantity is, the more ash is accumulated. Once hanging ash seriously, the pressure and the flow at the outlet of the fan can be reduced, the working efficiency can be reduced, and the energy consumption can be increased. When the deposited dust is not uniform or the local part drops suddenly, the dynamic balance state is deteriorated, and the vibration is increased. If the large block of accumulated dust falls off, even equipment accidents of blade breakage or casing breakage are possibly caused, and certain safety hidden dangers exist.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an online compression nitrogen deashing device for a blower is provided aiming at the defects of the prior art, which comprises an electrical control cabinet arranged on a blower shell, an air inlet valve is arranged on the outer side of the electrical control cabinet along the horizontal direction, a pneumatic triple piece connected with the air inlet valve is arranged in the electrical control cabinet, a plurality of electromagnetic valves are connected in parallel at the air outlet of the pneumatic triple piece, a throttle valve, a one-way valve and a nozzle are connected in series at one end of the electromagnetic valve far away from the pneumatic triple piece, the air inlet valve, the pneumatic triple piece, the electromagnetic valve, the throttle valve, the one-way valve and the nozzle are connected through a nitrogen pipe, the nozzle is fixed on the blower shell through a nozzle flange, the blower shell comprises an air inlet shell and an air outlet shell, the air outlet shell is in a shape of a, no. 1-5 nozzles are arranged on the air inlet shell, No. 6-8 nozzles are arranged on the air outlet shell and positioned on the air inlet side of the impeller, No. 9-12 nozzles are arranged on the other side of the air outlet shell, the spraying directions of No. 1 and No. 2 nozzles are aligned with the edge of the air inlet of the impeller, the spraying directions of No. 3 and No. 4 nozzles are aligned with the inner side of a front disk of the impeller, the spraying direction of No. 5 nozzles is aligned with a basin of the impeller, the spraying directions of No. 6, No. 7 and No. 8 nozzles are aligned with the outer side of the front disk of the impeller, the spraying directions of No. 9 and No. 10.
In this technical scheme, because the coal gas fan can not mix with the air, adopt low pressure nitrogen gas jetting to have no influence to the converter fan among this technical scheme, the security is high, and set up the nozzle in each position of impeller, especially in the serious region of deposition, through opening or closing of outside control system control solenoid valve, make the jetting time length of each nozzle different, the jetting order is different, thereby make the atmospheric pressure loss low, more focus on the serious region of impeller deposition, strong points, the deashing effect is obvious, online sweep, do not influence the fan dynamic balance, clean energy, pollution-free, need not to shut down, can not influence the normal operating of equipment, set up check valve and avoid gas refluence, the choke nozzle, nozzle spun gas can, disturbance air current, prevent high-speed deposition.
The utility model discloses the technical scheme who further injects is:
in the online compression nitrogen deashing device for the blower, the included angle between the central line of the No. 1 and No. 2 nozzles and the Y axis is 35-60 degrees, the included angle between the central line of the No. 1 and No. 2 nozzles and the Z axis is 70-80 degrees, the included angle between the central line of the No. 3, No. 4 and No. 5 nozzles and the Y axis is 5-15 degrees, the included angle between the central line of the No. 6, No. 7 and No. 8 nozzles and the Y axis is 70-60 degrees, the included angle between the central line of the No. 6, No. 7 and No. 8 nozzles and the Y axis is 70-80 degrees, the included angle between the central line of the No. 9, No. 10, No. 11 and No. 12 nozzles and the Y axis is 30-60 degrees, and the included angle between the Z axis.
The online compression nitrogen deashing device for the blower comprises a dust deposition prevention device arranged on a No. 1 to No. 12 nozzle, the dust deposition prevention device comprises a support arranged on the nozzle, a motor is arranged on the support, a rotating shaft is arranged on an output shaft of the motor, a baffle is arranged at one end, away from the motor, of the rotating shaft, the gap between the baffle and the nozzle is 3-5mm, the motor is connected with an external control system, the motor can be controlled to rotate, when the nozzle needs to work, the baffle is rotated to the other side, the nozzle normally works, when the nozzle does not need to work, the baffle is rotated to the position right in front of the nozzle, airflow of the nozzle is sprayed on the baffle, under the action force and the reaction force, the airflow cleans the surface of the nozzle, the dust deposition of the nozzle is avoided, the airflow is influenced even to cause the nozzle to be blocked and the deashing effect, the production efficiency is improved.
In the online compressed nitrogen deashing device for the blower, the nozzle located inside the blower housing is fixed with the blower housing through the pipe clamp.
According to the online compression nitrogen gas ash removal device for the blower, the arc groove is formed in the direction in which the baffle is located the nozzle to spray, rebounded air flow can be gathered through the arc groove, the effect of cleaning the surface of the nozzle is improved, and the air flow loss is reduced.
The utility model has the advantages that: because the gas fan can not be mixed with air, the technical scheme has no influence on the converter fan by adopting low-pressure nitrogen injection, the safety is high, nozzles are arranged at all positions of the impeller, particularly in areas with serious dust deposition, the opening or closing of the electromagnetic valve is controlled by an external control system, so that the injection time of each nozzle is different, the injection sequence is different, the air pressure loss is low, the nozzle is more focused on the areas with serious dust deposition of the impeller, the pertinence is strong, the dust cleaning effect is obvious, the online blowing is realized, the dynamic balance of the fan is not influenced, the energy is cleaned, no pollution is caused, the shutdown is not required, the normal operation of equipment is not influenced, a one-way valve is arranged to avoid gas backflow and block the nozzles, and the gas sprayed by the nozzles can disturb the air flow, so as to; the motor can be controlled to rotate, when the nozzle needs to work, the baffle plate is rotated to the other side, the nozzle works normally, when the nozzle does not need to work, the baffle plate rotates to the position right in front of the nozzle, the airflow of the nozzle is sprayed on the baffle plate, and the airflow cleans the surface of the nozzle under the action force and the counter-action force, so that the dust deposition of the nozzle is avoided, the airflow is influenced, even the nozzle is blocked, and the dust removal effect is lost, the maintenance period of the nozzle can be greatly reduced, and the production efficiency is improved; the rebounded air flow can be converged through the arc groove, the effect of cleaning the surface of the nozzle is improved, and the air flow loss is reduced.
Drawings
Fig. 1 is a front view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
fig. 3 and 4 are schematic structural views of the nozzle distribution in the present invention;
FIG. 5 is a schematic structural view of the dust-accumulation preventing device of the present invention;
fig. 6 and 7 are schematic structural views of the impeller of the present invention;
wherein: 1-blower shell, 101-air inlet shell, 102-air outlet shell, 2-electrical control cabinet, 3-air inlet valve, 4-pneumatic triple piece, 5-electromagnetic valve, 6-throttle valve, 7-one-way valve, 8-nozzle, 9-nitrogen pipe, 10-nozzle flange, 11-bracket, 12-motor, 13-rotating shaft, 14-baffle, 15-pipe clamp and 16-arc groove.
Detailed Description
The present invention will be described in further detail below, wherein the external control system is an existing system;
example 1
The on-line compression nitrogen deashing device for the blower provided by the embodiment comprises an electrical control cabinet 2 arranged on a blower shell 1, wherein an air inlet valve 3 is arranged on the outer side of the electrical control cabinet 2 along the horizontal direction, a pneumatic triple 4 connected with the air inlet valve 3 is arranged inside the electrical control cabinet 2, twelve electromagnetic valves 5 are connected in parallel with the air outlet of the pneumatic triple 4, a throttle valve 6, a one-way valve 7 and a nozzle 8 are connected in series with one end of the electromagnetic valve 5 far away from the pneumatic triple 4, the air inlet valve 3, the pneumatic triple 4, the electromagnetic valve 5, the throttle valve 6, the one-way valve 7 and the nozzle 8 are connected through a nitrogen pipe 9, the nozzle 8 is fixed on the blower shell 1 through a nozzle flange 10, the blower shell 1 comprises an air inlet shell 101 and an air outlet shell 102, the air outlet shell 102 is 6-shaped, and an air inlet in the axial direction of, the air inlet shell 101 is provided with a No. 1-5 nozzle, the air outlet shell 102 is provided with a No. 6-8 nozzle on the air inlet side of an impeller, the other side of the air outlet shell is provided with a No. 9-12 nozzle, the spraying directions of the No. 1 and No. 2 nozzles are aligned with the edge of the air inlet of the impeller, the spraying directions of the No. 3 and No. 4 nozzles are aligned with the inner side of a front disk of the impeller, the spraying directions of the No. 5 nozzle are aligned with a basin of the impeller, the spraying directions of the No. 6, No. 7 and No. 8 nozzles are aligned with the outer side of the front disk of the impeller, the spraying directions of the No. 9 and No. 10 nozzles are aligned with the radial direction of the.
The included angles between the central lines of the No. 1 and No. 2 nozzles and the Y axis are respectively 35 degrees and 60 degrees, the included angles between the central lines of the No. 1 and No. 2 nozzles and the Y axis are respectively 70 degrees and 80 degrees, the included angles between the central lines of the No. 3, No. 4 and No. 5 nozzles and the Y axis are respectively 5 degrees, 15 degrees and 10 degrees, the included angles between the central lines of the No. 6, No. 7 and No. 8 nozzles and the Y axis are respectively 70 degrees, 45 degrees and 30 degrees, the included angles between the central lines of the No. 6, No. 7 and No. 8 nozzles and the Y axis are respectively 70 degrees, 80 degrees, the included angles between the central lines of the No. 9, No. 10, No. 11 and No. 12 nozzles and the Y axis are respectively 45 degrees, 60 degrees.
The nozzle from No. 1 to No. 12 is provided with a dust-proof device, the dust-proof device comprises a bracket 11 which is arranged on the nozzle through threaded connection, the bracket 11 is connected with a motor 12 through a screw, an output shaft of the motor 12 is connected with a rotating shaft 13 through an account sleeve, one end of the rotating shaft 13, which is far away from the motor 12, is welded with a baffle 14, the gap between the baffle 14 and the nozzle is 5mm, the motor 12 is connected with an external control system, so that the motor can be controlled to rotate, when the nozzle needs to work, the baffle is rotated to the other side, the nozzle normally works, when the nozzle does not need to work, the baffle is rotated to the front of the nozzle, the airflow of the nozzle is sprayed on the baffle, under the action force and the reaction force, the airflow cleans the surface of the nozzle, the dust accumulation of the nozzle is avoided, the airflow is influenced even causes the nozzle to be, the production efficiency is improved, the baffle 14 is provided with the arc groove 16 in the spray direction of the nozzle, the rebounded air flow can be converged through the arc groove, the effect of cleaning the surface of the nozzle is improved, and the air flow loss is reduced.
The working process of the embodiment:
firstly, the air inlet valve 3 is opened, then the opening or closing of the electromagnetic valve is controlled through an external control system, nitrogen enters the nozzle through the nitrogen pipe and sweeps the impeller on line, when the impeller does not need to be swept, the opening degree of the throttle valve is controlled, the sweep is continuously carried out through small air flow, the nozzle is prevented from being blocked, the baffle plate rotates to the jet direction of the nozzle, and meanwhile, the arc groove is opposite to the nozzle.
Above embodiment only is for explaining the utility model discloses a technical thought can not be injectd with this the utility model discloses a protection scope, all according to the utility model provides a technical thought, any change of doing on technical scheme basis all falls into the utility model discloses within the protection scope.
Claims (5)
1. The utility model provides an online compression nitrogen gas ash removal device for blower, is including setting up electrical control cabinet (2) on blower shell (1), its characterized in that: the air inlet valve (3) is arranged on the outer side of the electric control cabinet (2) along the horizontal direction, the pneumatic triple piece (4) connected with the air inlet valve (3) is arranged inside the electric control cabinet (2), the air outlet of the pneumatic triple piece (4) is connected with a plurality of electromagnetic valves (5) in parallel, one end, far away from the pneumatic triple piece (4), of each electromagnetic valve (5) is connected with a throttle valve (6), a one-way valve (7) and a nozzle (8) in series, the air inlet valve (3), the pneumatic triple piece (4), the electromagnetic valves (5), the throttle valves (6), the one-way valves (7) and the nozzle (8) are connected through nitrogen pipes (9), the nozzle (8) is fixed on the blower shell (1) through a nozzle flange (10), the blower shell (1) comprises an air inlet shell (101) and an air outlet shell (102), and the air outlet shell (102) is in a shape of, the air inlet of the air outlet shell (102) in the axial direction is communicated with the air inlet shell (101), a number 1-5 nozzle is arranged on the air inlet shell (101), the air outlet shell (102) is located on the air inlet side of the impeller and is provided with a number 6-8 nozzle, the other side of the air outlet shell is provided with a number 9-12 nozzle, the number 1 and the number 2 nozzle spraying directions aim at the edge of the air inlet of the impeller, the number 3 and the number 4 nozzle spraying directions aim at the inner side of the front disk of the impeller, the number 5 nozzle spraying directions aim at the basin of the impeller, the number 6, the number 7 and the number 8 nozzle spraying directions aim at the outer side of the front disk of the impeller, the number 9 and the number 10 nozzle spraying directions aim at the radial direction of the impeller, and.
2. The on-line compression nitrogen deashing device for the blower according to claim 1, characterized in that: the included angle between the central line of the No. 1 and No. 2 nozzles and the Y axis is 35-60 degrees, the included angle between the central line of the No. 3, No. 4 and No. 5 nozzles and the Y axis is 70-80 degrees, the included angle between the central line of the No. 3, No. 4 and No. 5 nozzles and the Y axis is 5-15 degrees, the included angle between the central line of the No. 6, No. 7 and No. 8 nozzles and the Z axis is 30-60 degrees, the included angle between the central line of the No. 9, No. 10, No. 11 and No. 12 nozzles and the Y axis is 70-60 degrees, and the included angle between the central line of the No. 9, No. 10, No. 11 and No. 12 nozzles and the.
3. The on-line compression nitrogen deashing device for the blower according to claim 1, characterized in that: be equipped with on the nozzle of No. 1 to 12 and prevent laying dust device, prevent laying dust device is including setting up support (11) on the nozzle, be equipped with motor (12) on support (11), be equipped with pivot (13) on the output shaft of motor (12), the one end that motor (12) were kept away from in pivot (13) is equipped with baffle (14), the clearance between baffle (14) and the nozzle is 3-5mm, motor (12) are connected with external control system.
4. The on-line compression nitrogen deashing device for the blower according to claim 1, characterized in that: the nozzle located inside the blower housing (1) is fixed with the blower housing (1) by a pipe clamp (15).
5. The on-line compressed nitrogen ash removal device for the blower according to claim 3, characterized in that: an arc groove (16) is arranged on the baffle (14) in the spraying direction of the nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921022201.6U CN210068593U (en) | 2019-07-02 | 2019-07-02 | Online compression nitrogen gas ash removal device for air blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921022201.6U CN210068593U (en) | 2019-07-02 | 2019-07-02 | Online compression nitrogen gas ash removal device for air blower |
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| Publication Number | Publication Date |
|---|---|
| CN210068593U true CN210068593U (en) | 2020-02-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921022201.6U Active CN210068593U (en) | 2019-07-02 | 2019-07-02 | Online compression nitrogen gas ash removal device for air blower |
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| CN (1) | CN210068593U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111570107A (en) * | 2020-05-09 | 2020-08-25 | 南京玛格耐特智能科技有限公司 | Special gas-saving nozzle structure for ash cleaning device |
| CN111608960A (en) * | 2020-05-11 | 2020-09-01 | 南京玛格耐特智能科技有限公司 | High-efficient type online ash removal device for fan |
-
2019
- 2019-07-02 CN CN201921022201.6U patent/CN210068593U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111570107A (en) * | 2020-05-09 | 2020-08-25 | 南京玛格耐特智能科技有限公司 | Special gas-saving nozzle structure for ash cleaning device |
| CN111608960A (en) * | 2020-05-11 | 2020-09-01 | 南京玛格耐特智能科技有限公司 | High-efficient type online ash removal device for fan |
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