CN216742083U - Centrifugal fan for injection type sand processing - Google Patents
Centrifugal fan for injection type sand processing Download PDFInfo
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- CN216742083U CN216742083U CN202123200283.9U CN202123200283U CN216742083U CN 216742083 U CN216742083 U CN 216742083U CN 202123200283 U CN202123200283 U CN 202123200283U CN 216742083 U CN216742083 U CN 216742083U
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- centrifugal fan
- fixedly connected
- fan body
- filter screen
- noise reduction
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Abstract
The utility model relates to a centrifugal fan technical field just discloses a centrifugal fan of injection type gravel and sand processing usefulness, including the installation base, be provided with on the installation base and fall the shell of making an uproar, fixedly connected with centrifugal fan body on the installation base, the front side of centrifugal fan body is provided with the intake stack, and the impeller setting on the centrifugal fan body is in the inside of intake stack. This centrifugal fan of injection type gravel and sand processing usefulness, because the little one end of the filter screen diameter that sets up is relative setting with the little one end of wind dispelling pipeline diameter, consequently, the impurity that contains in the atmosphere blows the laminating on the conical surface of filter screen along with wind-force, consequently, the filtration through the filter screen is got rid of through the thread bush, and then the completion removes dust to the impurity that contains in the atmosphere, consequently, guarantee to discharge the back and can not lead to the fact secondary pollution to the surrounding environment, make its emission accord with national standard more simultaneously, and guarantee can not lead to the fact the injury on the health to constructor on every side.
Description
Technical Field
The utility model relates to a centrifugal fan technical field specifically is a centrifugal fan of injection type gravel and sand processing usefulness.
Background
An air conditioning device is a device for supplying processed air to a designated space to maintain a predetermined temperature and humidity and control the content of dust and harmful gases, and is called an air conditioning device for short. In air conditioning equipment, air is purified, heated or cooled, dried or humidified and the like;
the patent with application number CN201920490601.3 discloses centrifugal fan, through using the casing among this technical scheme, the air inlet, sealed turn-ups, the installation department, structural cooperation such as wind-guiding portion produces the gap between air inlet and the casing, outside air gets into from this gap, lead to the problem of direct reduction centrifugal fan's work efficiency, do not make dust removal processing when exhausting centrifugal fan among this technical scheme, when centrifugal fan with outside atmosphere suction when discharging, can contain dust and granule impurity in the air of suction, if not filter the air, the discharge of air can be followed to impurity and granule harmful substance that contain in the air, and directly get into in the environment at constructor place, and then influence the air quality and influence constructor's healthy around.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The centrifugal fan who is used in injection type gravel and sand processing possesses the impurity that can contain when replacing the air and carries out advantages such as dust removal operation, has solved if not filtered the air, and consequently the impurity that contains in the air can cause secondary pollution to the surrounding environment when discharging, and then influences the air quality and influences constructor's healthy problem on every side.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a centrifugal fan that injection type gravel and sand processing was used, includes the installation base, be provided with on the installation base and fall the shell of making an uproar, fixedly connected with centrifugal fan body on the installation base, the front side of centrifugal fan body is provided with the intake stack, and the impeller setting on the centrifugal fan body is provided with the air-out pipeline that communicates each other with it on the intake stack in the inside of intake stack, and the inside of air-out pipeline is provided with dust removal mechanism.
Preferably, the shell of making an uproar falls for the arc, falls the inside fixedly connected with spring of the shell of making an uproar, the spring not with fall the one end fixed connection that the shell contacted of making an uproar for curved protection shield, protection shield and centrifugal fan body contact each other.
Preferably, the heat dissipation hole is formed in the mounting base, the rotating shaft hole is formed in the front side of the noise reduction shell, and the output shaft of the centrifugal fan body is rotatably connected to the inside of the rotating shaft hole.
Preferably, the air inlet of the air inlet pipeline is fixedly connected with a connecting ring, the interior of the connecting ring is fixedly connected with a protective net, and the rear side of the protective net is fixedly connected with a silencing wire mesh.
Preferably, the protective net and the silencing wire net are rotatably connected with a rotating shaft, the rotating shaft is fixedly connected with the output end of the centrifugal fan body, a scraper is arranged on the front side of the protective net, and the scraper is fixedly connected with the rotating shaft.
Preferably, dust removal mechanism includes the threaded sleeve pipe of threaded connection inside the air-out pipeline, and threaded sleeve pipe's inside is rotated and is connected the filter screen that forms for toper and cylindrical combination, fixedly connected with cleaning plate on the threaded sleeve pipe's the inner wall, and the cleaning plate laminates with the toper face of filter screen each other, and fixedly connected with is the deep bead that sets up for the slope on the toper face of filter screen, and the deep bead is ring array on the surface of filter screen, the deep bead not with the contact of cleaning plate, threaded sleeve pipe's internal thread connection has into toper and inside hollow wind dredging pipeline.
(III) advantageous effects
Compared with the prior art, the utility model provides a centrifugal fan of injection type gravel and sand processing usefulness possesses following beneficial effect:
1. this centrifugal fan of injection type gravel and sand processing usefulness, when the centrifugal fan body carries out the during operation, extract outside atmosphere, outside atmosphere enters into the inside of air-out pipeline behind the intake stack, consequently, the atmosphere enters into threaded sleeve's inside through the wind-dispelling pipeline, this moment because the little one end of filter screen diameter and the little one end of wind-dispelling pipeline diameter that sets up are relative setting, consequently, the impurity that contains in the atmosphere is along with the conical surface of the laminating of blowing of wind-force on the filter screen, consequently, the filtration through the filter screen is got rid of through threaded sleeve, and then the completion is filtered and is removed dust the impurity and the particulate matter that contain in the atmosphere, consequently, guarantee to discharge the back and can not cause secondary pollution to the surrounding environment, and guarantee can not cause the injury on the health to constructor around, and then guarantee the safety when constructing.
2. This centrifugal fan of injection type gravel and sand processing usefulness, the deep bead through setting up sets up for the slope, therefore wind power is used on the deep bead, and then the deep bead atress drives the filter screen and rotates, consequently the clearance board clears up the filter screen surface, and then makes the impurity of its surface adhesion drop in threaded sleeve's inside, and then guarantees the clean and tidy of filter screen surface, guarantees its effect to air filtration and normal circulation of air, and then guarantees the normal replacement to the air.
3. This centrifugal fan of injection type gravel and sand processing usefulness, the shell of making an uproar falls through setting up, consequently protects the centrifugal fan body, consequently avoids outside foreign matter to cause the damage to the centrifugal fan body, consequently improves the life of centrifugal fan body, reduces the cost of maintenance and change simultaneously.
4. This centrifugal fan of injection type gravel and sand processing usefulness, through the spring that sets up, consequently pounding when falling the shell of making an uproar on as outside foreign matter, the shrink that the spring possessed and the performance of expansion can effectually cushion it and unload power, consequently avoid the centrifugal fan body to receive great damage.
5. This centrifugal fan of injection type gravel and sand processing usefulness through seting up the louvre on the installation base, consequently makes the centrifugal fan body when carrying out the during operation, and produced heat can obtain effectual heat dissipation, and then avoids the inside overheated phenomenon that causes internals to produce the damage of centrifugal fan body, consequently improves its life.
6. This centrifugal fan of injection type gravel and sand processing usefulness, through setting up at inside protection network and the amortization silk screen of go-between, consequently can effectually block the great foreign matter in the external world, avoid it to cause the damage to the impeller of centrifugal fan body because the inside that the suction that the centrifugal fan body produced enters into the intake stack, and the amortization silk screen through setting up, consequently, reduce the centrifugal fan body and carry out the during operation because the produced great noise of suction, consequently, the noise abatement pollutes, reduce its noise pollution in the operation.
7. This centrifugal fan of injection type gravel and sand processing usefulness, through the scraper blade that sets up, consequently when the output of centrifugal fan body rotates, drive pivot and scraper blade and rotate, consequently the scraper blade clears up the surface of protection network, and then avoids external foreign matter adhesion to influence its air inlet effect at the protection network, consequently guarantees the normal replacement of centrifugal fan body to the air, consequently guarantees the normal operating of centrifugal fan body.
Drawings
Fig. 1 is a schematic structural view of a centrifugal fan for processing an injection type gravel and sand of the present invention;
FIG. 2 is a schematic exploded view of the structure of the filter screen and the air inlet duct of the present invention;
FIG. 3 is a schematic exploded view of the mounting base and noise reduction housing of the present invention;
fig. 4 is a schematic view of the internal structure of the noise reduction housing of the present invention;
FIG. 5 is a schematic view of the internal structure of the threaded pipe of the present invention;
fig. 6 is a schematic view of the structure of the wind deflector of the present invention.
In the figure: the device comprises a mounting base 1, a spring 101, a noise reduction shell 102, a rotating shaft hole 103, heat dissipation holes 104, a protection plate 105, an air inlet pipeline 2, a connecting ring 201, a protective screen 202, a rotating shaft 203, a noise reduction silk screen 204, a scraping plate 205, a centrifugal fan body 3, an air outlet pipeline 4, a threaded sleeve 5, a filter screen 501, a wind shield 502, a cleaning plate 503 and a wind dispelling pipeline 504.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a new technical solution: a centrifugal fan for processing injection type sand and stone comprises an installation base 1, wherein a noise reduction shell 102 is arranged on the installation base 1, a centrifugal fan body 3 is fixedly connected onto the installation base 1, an air inlet pipeline 2 is arranged on the front side of the centrifugal fan body 3, an impeller on the centrifugal fan body 3 is arranged inside the air inlet pipeline 2, an air outlet pipeline 4 communicated with the inside of the air inlet pipeline 2 is arranged on the air inlet pipeline 2, and a dust removal mechanism is arranged inside the air outlet pipeline 4;
further, the noise reduction shell 102 is arc-shaped, the spring 101 is fixedly connected inside the noise reduction shell 102, one end of the spring 101, which is not in contact with the noise reduction shell 102, is fixedly connected with an arc-shaped protection plate 105, and the protection plate 105 is in contact with the centrifugal fan body 3;
through the noise reduction shell 102, the centrifugal fan body 3 is protected, so that damage of external foreign matters to the centrifugal fan body 3 is avoided, the service life of the centrifugal fan body 3 is prolonged, the maintenance and replacement costs are reduced, and normal operation of the centrifugal fan body 3 is guaranteed, so that normal replacement of air in the annular space of the centrifugal fan body 3 is guaranteed, and through the spring 101, when the external foreign matters are thrown onto the noise reduction shell 102, the contraction and expansion performances of the spring 101 can effectively buffer and unload force, so that the centrifugal fan body 3 is prevented from being damaged greatly;
furthermore, heat dissipation holes 104 are formed in the mounting base 1, a rotating shaft hole 103 is formed in the front side of the noise reduction shell 102, an output shaft of the centrifugal fan body 3 is rotatably connected inside the rotating shaft hole 103, and the heat dissipation holes 104 are formed in the mounting base 1, so that heat generated by the centrifugal fan body 3 can be effectively dissipated when the centrifugal fan body 3 works, the phenomenon that internal parts are damaged due to overheating inside the centrifugal fan body 3 is avoided, and the service life of the centrifugal fan body is prolonged;
further, a connecting ring 201 is fixedly connected to an air inlet of the air inlet pipe 2, a protective net 202 is fixedly connected to the inside of the connecting ring 201, a silencing screen 204 is fixedly connected to the rear side of the protective net 202, and the silencing screen 204 is an existing structure and is not described herein in too much detail;
through the protective net 202 and the silencing wire mesh 204 arranged in the connecting ring 201, external large foreign matters can be effectively blocked, damage to an impeller of the centrifugal fan body 3 caused by the fact that suction force generated by the centrifugal fan body 3 enters the air inlet pipeline 2 is avoided, and through the silencing wire mesh 204, large noise generated by the suction force when the centrifugal fan body 3 works is reduced, noise pollution is reduced, and noise pollution in operation is reduced;
further, a rotating shaft 203 is rotatably connected to the protective net 202 and the silencing wire net 204, the rotating shaft 203 is fixedly connected to the output end of the centrifugal fan body 3, a scraper 205 is arranged on the front side of the protective net 202, and the scraper 205 is fixedly connected to the rotating shaft 203;
through the scraper blade 205, when the output end of the centrifugal fan body 3 rotates, the rotating shaft 203 and the scraper blade 205 are driven to rotate, so that the surface of the protective net 202 is cleaned by the scraper blade 205, and further, external foreign matters are prevented from being adhered to the protective net 202 to influence the air inlet effect of the protective net 202, so that the normal replacement of the centrifugal fan body 3 for air is ensured, and the normal operation of the centrifugal fan body 3 is ensured;
the dust removing mechanism comprises a threaded sleeve 5 which is in threaded connection with the inside of the air outlet pipeline 4, a filter screen 501 which is formed by combining a cone and a cylinder is rotatably connected to the inside of the threaded sleeve 5, a cleaning plate 503 is fixedly connected to the inner wall of the threaded sleeve 5, the cleaning plate 503 is mutually attached to the conical surface of the filter screen 501, wind deflectors 502 which are obliquely arranged are fixedly connected to the conical surface of the filter screen 501, the wind deflectors 502 are annularly arrayed on the surface of the filter screen 501, the wind deflectors 502 are not in contact with the cleaning plate 503, a wind dredging pipeline 504 which is conical and hollow in the interior is in threaded connection with the inside of the threaded sleeve 5, and one end of the wind dredging pipeline 504 with a small diameter is opposite to one end of the filter screen 501 with a small diameter;
through the arranged wind-dispelling pipeline 504, when the centrifugal fan body 3 works, external atmosphere is extracted, so that the external atmosphere enters the inside of the wind outlet pipeline 4 after passing through the wind inlet pipeline 2, and therefore the atmosphere enters the inside of the threaded sleeve 5 through the wind-dispelling pipeline 504, at the moment, because the end with the small diameter of the arranged filter screen 501 is arranged opposite to the end with the small diameter of the wind-dispelling pipeline 504, impurities contained in the atmosphere are attached to the conical surface of the filter screen 501 along with the blowing of wind power, and are removed through the threaded sleeve 5 after being filtered by the filter screen 501, and then the impurities contained in the atmosphere are removed, so that secondary pollution to the surrounding environment can not be caused after the impurities are discharged, meanwhile, the wind power acts on the wind-dispelling plate 502 through the inclined arrangement of the arranged wind-dispelling plate 502, and the wind-plate 502 is stressed to drive the filter screen 501 to rotate, consequently the clearance board clears up filter screen 501, and then make the impurity of its surface adhesion drop in threaded sleeve 5's inside, and then guarantee the clean and tidy on filter screen 501 surface, consequently guarantee its effect of filtering and ventilating, and then guarantee the normal replacement to the air, through the wind dispelling pipeline 504 that sets up and threaded sleeve 5's threaded connection, consequently when the dust of needs clears up, only need rotate threaded sleeve 5 and make it break away from with air-out pipeline 4, consequently rotate wind dispelling pipeline 504 and make it break away from with threaded sleeve 5, and then just can accomplish the clearance to the dust.
The working principle is as follows: through the arranged wind-dispelling pipeline 504, when the centrifugal fan body 3 works, external atmosphere is extracted, so that the external atmosphere enters the inside of the wind outlet pipeline 4 after passing through the wind inlet pipeline 2, and therefore the atmosphere enters the inside of the threaded sleeve 5 through the wind-dispelling pipeline 504, at the moment, because the end with the small diameter of the arranged filter screen 501 is arranged opposite to the end with the small diameter of the wind-dispelling pipeline 504, impurities contained in the atmosphere are attached to the conical surface of the filter screen 501 along with the blowing of wind power, and are removed through the threaded sleeve 5 after being filtered by the filter screen 501, and then the impurities contained in the atmosphere are removed, so that secondary pollution to the surrounding environment can not be caused after the impurities are discharged, meanwhile, the wind power acts on the wind-dispelling plate 502 through the inclined arrangement of the arranged wind-dispelling plate 502, and the wind-plate 502 is stressed to drive the filter screen 501 to rotate, consequently, the clearance board clears up filter screen 501, and then makes the impurity of its surface adhesion drop in threaded sleeve 5's inside, and then guarantees the clean and tidy on filter screen 501 surface, consequently guarantees its effect of filtering and ventilating, and then guarantees the normal replacement to the air.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a centrifugal fan of injection type gravel and sand processing usefulness, includes installation base (1), its characterized in that: the noise reduction device is characterized in that a noise reduction shell (102) is arranged on the mounting base (1), a centrifugal fan body (3) is fixedly connected to the mounting base (1), an air inlet pipeline (2) is arranged on the front side of the centrifugal fan body (3), an impeller on the centrifugal fan body (3) is arranged inside the air inlet pipeline (2), an air outlet pipeline (4) communicated with the inside of the air inlet pipeline (2) is arranged on the air inlet pipeline (2), and a dust removal mechanism is arranged inside the air outlet pipeline (4);
an air inlet of the air inlet pipeline (2) is fixedly connected with a connecting ring (201), the interior of the connecting ring (201) is fixedly connected with a protective net (202), and the rear side of the protective net (202) is fixedly connected with a silencing wire mesh (204);
a rotating shaft (203) is rotatably connected to the protective net (202) and the silencing wire net (204), the rotating shaft (203) is fixedly connected with the output end of the centrifugal fan body (3), a scraper (205) is arranged on the front side of the protective net (202), and the scraper (205) is fixedly connected with the rotating shaft (203);
dust removal mechanism includes threaded connection at the inside screw sleeve (5) of air-out pipeline (4), the inside rotation of screw sleeve (5) is connected with filter screen (501) that forms for toper and cylindrical combination, fixedly connected with cleaning plate (503) on the inner wall of screw sleeve (5), cleaning plate (503) laminates with the conical surface of filter screen (501) each other, fixed connection is in deep bead (502) that the slope set up on the conical surface of filter screen (501), deep bead (502) are the annular array on the surface of filter screen (501), deep bead (502) do not contact with cleaning plate (503), the inside threaded connection of screw sleeve (5) is for toper and inside hollow wind dredging pipeline (504).
2. The centrifugal fan for processing the injection type gravel and sand according to claim 1, wherein: the noise reduction shell (102) is arc-shaped, the spring (101) is fixedly connected inside the noise reduction shell (102), the spring (101) is fixedly connected with one end, which is not contacted with the noise reduction shell (102), of the spring to form an arc-shaped protection plate (105), and the protection plate (105) is contacted with the centrifugal fan body (3) mutually.
3. The centrifugal fan for processing the injection type gravel and sand according to claim 1, wherein: the noise reduction device is characterized in that the mounting base (1) is provided with heat dissipation holes (104), a rotating shaft hole (103) is formed in the front side of the noise reduction shell (102), and an output shaft of the centrifugal fan body (3) is rotatably connected to the inside of the rotating shaft hole (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123200283.9U CN216742083U (en) | 2021-12-20 | 2021-12-20 | Centrifugal fan for injection type sand processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123200283.9U CN216742083U (en) | 2021-12-20 | 2021-12-20 | Centrifugal fan for injection type sand processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216742083U true CN216742083U (en) | 2022-06-14 |
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ID=81934997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123200283.9U Active CN216742083U (en) | 2021-12-20 | 2021-12-20 | Centrifugal fan for injection type sand processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216742083U (en) |
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2021
- 2021-12-20 CN CN202123200283.9U patent/CN216742083U/en active Active
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