CN220890613U - Air inlet control device of blast furnace blower - Google Patents
Air inlet control device of blast furnace blower Download PDFInfo
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- CN220890613U CN220890613U CN202322546036.7U CN202322546036U CN220890613U CN 220890613 U CN220890613 U CN 220890613U CN 202322546036 U CN202322546036 U CN 202322546036U CN 220890613 U CN220890613 U CN 220890613U
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- 230000007246 mechanism Effects 0.000 claims abstract description 46
- 238000001914 filtration Methods 0.000 claims abstract description 19
- 239000000428 dust Substances 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims description 3
- 239000012535 impurity Substances 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model discloses an air inlet control device of a blast furnace blower, which comprises a base, wherein a blower mechanism is arranged on the left side of the top of the base, a filtering mechanism is arranged on the right side of the top of the base, and a receiving mechanism is arranged at the bottom of the top of the base; the filter mechanism comprises a filter box and a second plug; the left side of the filter box is connected with the filter mechanism, the right side of the filter box is provided with an air inlet, and a preformed hole with a cover is arranged beside the air inlet. According to the utility model, the normal function of the air blower is ensured by arranging the air blower mechanism, the air can be filtered by arranging the filtering mechanism, the second filter screen is arranged, lifting can be realized by utilizing the cooperation of the lifting mechanism, when the first filter screen needs to be replaced, the second filter screen can be inserted into the filter box for temporary use, the stop operation is not needed, and impurities can be collected by arranging the receiving mechanism, so that the impurities are prevented from being deposited in the filter box.
Description
Technical Field
The utility model relates to the technical field of blast furnace blowers, in particular to an air inlet control device of a blast furnace blower.
Background
The blast furnace blower is an extremely important power device in the iron-making production process, and mainly compresses air, outputs hot air with certain pressure and temperature, and sends the hot air to the blast furnace hot blast stove for iron-making production; the prior art air-blower import sets up air filter, and its purpose is with the big granule dust in the air, and impurity filters the separation, send work in the compressor with comparatively pure air, avoids the high air of dust content to get into the fan, damages the fan blade, reduces fan operation life, and traditional dust filter for the blast furnace air-blower is inconvenient to change the filter screen, need shut down the operation, influences work efficiency.
As patent publication No. CN114508944a discloses a "blast furnace blower air intake control system", the control system includes a fan filter chamber, electric net rolling device and filtering net cover, the electric net rolling device is arranged on the three sides top of the air intake side of the fan filter chamber, the three sides filtering net cover is respectively installed in the electric net rolling device, the electric net rolling device is convenient for telescopic control of the filtering net cover, the service life of air filtering equipment is prolonged by optimizing the air intake quality, the air intake resistance loss is reduced by automatically controlling the air intake dehumidifying and demisting plate gap, but the air intake resistance loss is troublesome when the filtering net is replaced, for this reason, we propose a blast furnace blower air intake control device.
Disclosure of Invention
Aiming at the defects that the dust filtering device for the blast furnace blower is inconvenient to replace a filter screen, and needs to stop operation to influence the working efficiency in the prior art, the utility model provides the blast furnace blower air inlet control device which is convenient to replace the filter screen, does not need to stop operation and avoids influencing the working efficiency.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
An air inlet control device of a blast furnace blower comprises a base station; the left side of the top of the base table is provided with a blower mechanism, the right side of the top of the base table is provided with a filtering mechanism, and the bottom of the top of the base table is provided with a material receiving mechanism; the filter mechanism comprises a filter box and a second plug; the left side of the filter box is connected with the filter mechanism, the right side of the filter box is provided with an air inlet, a preformed hole with a cover is further arranged beside the air inlet, the left side of the inner cavity of the filter box is slidingly connected with a first filter screen, and the top of the first filter screen is fixedly provided with a first plug; the bottom of the second plug is fixedly provided with a second filter screen matched with the preformed hole; a lifting mechanism is arranged on the right side of the top of the filter box, and the lifting mechanism comprises a lifting box; the bottom of the lifting box is fixedly connected with the filtering box, the bottom of the inner cavity of the lifting box is fixedly provided with a stepping motor, and an output shaft of the stepping motor is fixedly connected with a lead screw; the screw rod is provided with a matched screw rod nut, the screw rod nut is fixedly provided with a connecting rod, and the bottom of the connecting rod is fixedly connected with a second plug; the material receiving mechanism comprises a dust collection box, the top of the dust collection box is connected with the base station, and a material guide pipe communicated with the filter box is arranged between the first filter screen at the top and the reserved hole.
As the preferred scheme, the air-blower mechanism comprises a supporting table, the supporting table is fixedly connected with the base table, the top of the supporting table is fixedly provided with an air-blower body, and the input end of the air-blower body is communicated with the left side of the filter box through a pipeline.
As a preferable scheme, the back of the dust box is movably connected with a box door through a hinge, and the back of the box door is provided with a handle. Through the design of chamber door, be convenient for clean dust collection box.
As a preferable scheme, a positioning bearing is fixedly arranged at the top of the inner cavity of the lifting box, and the positioning bearing is rotationally connected with the screw rod. The cooperation of location bearing can avoid the lead screw slope to rock in the use, can improve the use precision.
As the preferable scheme, the right side fixed mounting of lead screw nut has the direction slider, and the inner chamber of lift case has seted up the direction spout that uses with the cooperation of direction slider. The guide sliding block is matched with the guide sliding groove, so that the effect of up-and-down movement of the screw nut can be guaranteed, and the phenomenon of inclination or deviation is not easy to occur in use.
As a preferable scheme, a control panel is arranged on the left side of the back surface of the base; the control panel is respectively connected with the blower mechanism and the stepping motor through the arranged wires, the surface of the control panel is provided with a protective film, and the right side of the back of the base station is provided with a battery box. The device can be controlled by the control panel, and is convenient to use.
The application method of the utility model comprises the following steps:
When the dust collector is used, the blower body is opened to blow air, the air enters the filter box along the air inlet, the first filter screen can filter the air, and impurities enter the dust collector along the material guide pipe; when the first filter screen needs to be replaced, the cover on the preformed hole is opened firstly, then the stepping motor is controlled to rotate positively, the output shaft drives the screw rod to rotate, at the moment, the screw rod drives the screw rod nut to move downwards, the screw rod nut drives the connecting rod to move downwards, the connecting rod drives the second plug and the second filter screen to move downwards, the second filter screen enters the filter box along the preformed hole to serve as a temporary filter plate, then a worker lifts the first plug, so that the first filter screen is pulled out and replaced, after replacement is completed, the stepping motor is controlled to rotate reversely, the second filter screen is driven to return to the original position, and then the cover is covered with the preformed hole.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
According to the utility model, the normal function of the air blower is ensured by arranging the air blower mechanism, the air can be filtered by arranging the filtering mechanism, the second filter screen is arranged, lifting can be realized by utilizing the cooperation of the lifting mechanism, when the first filter screen needs to be replaced, the second filter screen can be inserted into the filter box for temporary use, the shutdown operation is not needed, the working efficiency of the air blower cannot be influenced, and impurities can be collected by arranging the receiving mechanism, so that the impurities are prevented from being deposited in the filter box.
Drawings
FIG. 1 is a schematic diagram of a blast furnace blower air inlet control device;
FIG. 2 is an isometric view of a blast furnace blower inlet control device of the present utility model;
FIG. 3 is a schematic diagram showing a rear view structure of an air intake control device of a blast furnace blower according to the present utility model;
FIG. 4 is a schematic diagram of a left-view enlarged structure of a lifting box of an air inlet control device of a blast furnace blower;
FIG. 5 is a schematic diagram of a cross-sectional enlarged structure of a filter box of an air inlet control device of a blast furnace blower according to the present utility model.
The attached drawings are identified:
1-base, 2-blower mechanism, 201-supporting table, 202-blower body, 3-filtering mechanism, 301-filter box, 302-first plug, 303-first filter screen, 304-air inlet, 305-preformed hole, 306-second plug, 307-second filter screen, 4-elevating mechanism, 401-elevating box, 402-stepper motor, 403-lead screw, 404-lead screw nut, 405-connecting rod, 406-positioning bearing, 5-receiving mechanism, 501-dust box, 502-guide pipe, 503-box door, 6-control panel, 7-battery box.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
Example 1: the air inlet control device of the blast furnace blower comprises a base table 1, wherein a blower mechanism 2 is arranged on the left side of the top of the base table 1, a filtering mechanism 3 is arranged on the right side of the top of the base table, and a receiving mechanism 5 is arranged at the bottom of the top of the base table; the filtering mechanism 3 comprises a filtering box 301 and a second plug 306; the left side of the filter box 301 is connected with the filter mechanism 3, the right side of the filter box 301 is provided with an air inlet 304, a reserved hole 305 with a cover is further arranged beside the air inlet 304, the left side of the inner cavity of the filter box 301 is slidingly connected with a first filter screen 303, and the top of the first filter screen 303 is fixedly provided with a first plug 302; a second filter screen 307 matched with the reserved hole 305 is fixedly arranged at the bottom of the second plug 306; the right side of the top of the filter box 301 is provided with a lifting mechanism 4, and the lifting mechanism 4 comprises a lifting box 401; the bottom of the lifting box 401 is fixedly connected with the filter box 301, a stepping motor 402 is fixedly arranged at the bottom of the inner cavity of the lifting box 401, and a lead screw 403 is fixedly connected with an output shaft of the stepping motor 402; the screw 403 is provided with a matched screw nut 404, a connecting rod 405 is fixedly installed on the screw nut 404, and the bottom of the connecting rod 405 is fixedly connected with the second plug 306; the material receiving mechanism 5 comprises a dust box 501, the top of the dust box 501 is connected with the base 1, and a material guiding pipe 502 communicated with the filter box 301 is arranged between the first filter screen 303 at the top and the reserved holes 305.
When the dust collector is used, the blower body 202 is opened to blow air, the air enters the filter box 301 along the air inlet 304, the first filter screen 303 can filter the air, and impurities enter the dust collector 501 along the material guide pipe 502; when the first filter screen 303 needs to be replaced, the cover on the reserved hole 305 is opened first, then the stepper motor 402 is controlled to rotate forward, the output shaft drives the screw 403 to rotate, at this time, the screw 403 drives the screw nut 404 to move downwards, the screw nut 404 drives the connecting rod 405 to move downwards, the connecting rod 405 drives the second plug 306 and the second filter screen 307 to move downwards, the second filter screen 307 enters the filter box 301 along the reserved hole 305 to serve as a temporary filter plate, then a worker lifts the first plug 302, so that the first filter screen 303 is pulled out for replacement, and after the replacement is completed, the stepper motor 402 is controlled to rotate reversely, the second filter screen 307 is driven to return to the original position, and then the cover is covered with the reserved hole 305.
Example 2: unlike embodiment 1, the back of the dust box 501 is movably connected with a box door 503 through a hinge, and the back of the box door 503 is provided with a handle. The dust box 501 is conveniently cleaned by the design of the box door 503.
A positioning bearing 406 is fixedly arranged at the top of the inner cavity of the lifting box 401, and the positioning bearing 406 is rotationally connected with the screw 403. The matching of the positioning bearing 406 can avoid the tilting and shaking of the screw 403 in the use process, and the use precision can be improved.
The right side of the screw nut 404 is fixedly provided with a guide slide block, and the inner cavity of the lifting box 401 is provided with a guide slide groove matched with the guide slide block. The guide sliding block is matched with the guide sliding groove, so that the effect of up-and-down movement of the screw nut 404 can be ensured, and the phenomenon of inclination or deviation is not easy to occur in use.
A control panel 6 is arranged on the left side of the back surface of the base 1; the control panel 6 is respectively connected with the blower mechanism 2 and the stepping motor 402 through the arranged wires, the surface of the control panel 6 is provided with a protective film, and the right side of the back surface of the base 1 is provided with a battery box 7. The device can be controlled by the control panel 6, and is convenient to use.
The working principle of this embodiment is the same as that of embodiment 1.
In the description of the present utility model, numerous specific details are set forth. However, it is understood that embodiments of the utility model may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description.
Claims (6)
1. An air inlet control device of a blast furnace blower is characterized in that: comprises a base (1); the left side of the top of the base table (1) is provided with a blower mechanism (2), the right side is provided with a filtering mechanism (3), and the bottom is provided with a receiving mechanism (5); the filtering mechanism (3) comprises a filtering box (301) and a second plug (306); the left side of the filter box (301) is connected with the filter mechanism (3), the right side of the filter box is provided with an air inlet (304), a preformed hole (305) with a cover is further formed beside the air inlet (304), the left side of the inner cavity of the filter box (301) is connected with a first filter screen (303) in a sliding manner, and the top of the first filter screen (303) is fixedly provided with a first plug (302); a second filter screen (307) matched with the reserved hole (305) is fixedly arranged at the bottom of the second plug (306); a lifting mechanism (4) is arranged on the right side of the top of the filter box (301), and the lifting mechanism (4) comprises a lifting box (401); the bottom of the lifting box (401) is fixedly connected with the filtering box (301), a stepping motor (402) is fixedly arranged at the bottom of the inner cavity of the lifting box (401), and a lead screw (403) is fixedly connected with an output shaft of the stepping motor (402); the screw (403) is provided with a matched screw nut (404), a connecting rod (405) is fixedly arranged on the screw nut (404), and the bottom of the connecting rod (405) is fixedly connected with the second plug (306); the material receiving mechanism (5) comprises a dust collection box (501), the top of the dust collection box (501) is connected with the base station (1), and a material guide pipe (502) communicated with the filter box (301) is arranged between the first filter screen (303) at the top and the reserved hole (305).
2. The blast furnace blower inlet air control device according to claim 1, wherein: the air blower mechanism (2) comprises a supporting table (201), the supporting table (201) is fixedly connected with the base table (1), an air blower body (202) is fixedly installed at the top of the supporting table (201), and the input end of the air blower body (202) is communicated with the left side of the filter box (301) through a pipeline.
3. A blast furnace blower inlet air control unit according to any one of claims 1 or 2, wherein: the back of the dust box (501) is movably connected with a box door (503) through a hinge, and the back of the box door (503) is provided with a handle.
4. The blast furnace blower inlet air control device according to claim 1, wherein: a positioning bearing (406) is fixedly arranged at the top of the inner cavity of the lifting box (401), and the positioning bearing (406) is rotationally connected with the screw rod (403).
5. The blast furnace blower inlet air control device according to claim 1, wherein: the right side of the screw nut (404) is fixedly provided with a guide sliding block, and the inner cavity of the lifting box (401) is provided with a guide sliding groove matched with the guide sliding block.
6. The blast furnace blower inlet air control device according to claim 1, wherein: a control panel (6) is arranged on the left side of the back surface of the base (1); the control panel (6) is respectively connected with the blower mechanism (2) and the stepping motor (402) through the arranged wires, and a protective film is arranged on the surface of the control panel (6); the right side at the back of the base (1) is provided with a battery box (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322546036.7U CN220890613U (en) | 2023-09-19 | 2023-09-19 | Air inlet control device of blast furnace blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322546036.7U CN220890613U (en) | 2023-09-19 | 2023-09-19 | Air inlet control device of blast furnace blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220890613U true CN220890613U (en) | 2024-05-03 |
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ID=90871639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322546036.7U Active CN220890613U (en) | 2023-09-19 | 2023-09-19 | Air inlet control device of blast furnace blower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220890613U (en) |
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2023
- 2023-09-19 CN CN202322546036.7U patent/CN220890613U/en active Active
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