CN114738326B - Energy-conserving centrifugal fan of water conservancy diversion pressure boost - Google Patents
Energy-conserving centrifugal fan of water conservancy diversion pressure boost Download PDFInfo
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- CN114738326B CN114738326B CN202210470267.1A CN202210470267A CN114738326B CN 114738326 B CN114738326 B CN 114738326B CN 202210470267 A CN202210470267 A CN 202210470267A CN 114738326 B CN114738326 B CN 114738326B
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- centrifugal fan
- rod
- fan body
- screw rod
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
- F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The application discloses a diversion boosting energy-saving centrifugal fan, which comprises a centrifugal fan body, an adjusting module and a transmission unit, wherein the adjusting module for adjusting an overhaul angle is provided with a limiting assembly for adjusting tightness; the centrifugal fan body is provided with a balance component for adjusting tightness, the balance component is in conflict with the centrifugal fan body, and the balance component is provided with a flow guiding unit for guiding high-temperature gas; after the distance between the centrifugal fan body and the plasticizing section of the extruder is conveniently adjusted through the limiting assembly, the angle between the limiting assembly and the centrifugal fan body is adjusted through the adjusting module, the distance between the centrifugal fan body and the plasticizing area is increased, and the overhaul and maintenance efficiency of the centrifugal fan body is improved; the arrangement of the flow guiding unit enables heat in the extruder to flow back to the inside of the centrifugal fan body through the flow guiding unit, so that waste of heat energy is reduced, and air inducing performance is improved.
Description
Technical Field
The application relates to the field of diversion boosting energy-saving centrifugal fans, in particular to a diversion boosting energy-saving centrifugal fan.
Background
The centrifugal fan is a machine which increases the pressure of gas and discharges the gas by means of input mechanical energy, is a driven fluid machine, and is widely used for ventilation, dust discharge and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings; ventilation and induced draft of boilers and industrial kilns; cooling and ventilation in air-conditioning devices and household appliances; drying and selecting grains; inflation and propulsion of wind tunnel wind sources and inflatable boats, etc., for example: the centrifugal fan is applied to the extruder to guide air to plasticizing areas near the heating ring, so that the temperature of each plasticizing area is more stable.
When the centrifugal fan is applied to the extruder to air the plasticizing area near the heating ring, the centrifugal fan enables the temperature on the heating ring to be uniformly distributed in the plasticizing area, then the air is discharged from the gap, the discharged heat source air causes waste of heat energy, and the air guiding effect is poor.
In summary, how to solve the problem that the centrifugal fan uniformly distributes the temperature on the heating ring inside the plasticizing area, and then discharges the heat from the gap, the discharged heat source air causes waste of heat energy, and the induced air effect is poor has become a urgent problem for those skilled in the art.
Disclosure of Invention
Aiming at the problems in the prior art, the application provides the diversion boosting energy-saving centrifugal fan, which solves the problems that the centrifugal fan uniformly distributes the temperature on a heating ring in a plasticizing area, then the temperature is discharged from a gap, the discharged heat source air causes waste of heat energy, and the induced air effect is poor.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides a water conservancy diversion booster energy-conserving centrifugal fan, includes centrifugal fan body, adjusting module and drive unit, is equipped with the spacing subassembly that is used for adjusting the seal on the adjusting module that is used for adjusting the maintenance angle, and is equipped with the centrifugal fan body that is used for water conservancy diversion booster on the spacing subassembly;
the centrifugal fan body is provided with a balance component for adjusting tightness, the balance component is in conflict with the centrifugal fan body, and the balance component is provided with a flow guiding unit for guiding high-temperature gas;
the balance assembly is provided with a fixing mechanism for limiting, the fixing mechanism is arranged in the centrifugal fan body, a transmission unit for transmission is connected to the fixing mechanism, and the transmission unit is abutted against the limiting assembly;
the flow guiding unit comprises a connecting sleeve, a flow guiding pipe, a filtering sleeve and a connecting pipe;
one end of the connecting pipe is fixed and penetrates through the cover plate, the other end of the connecting pipe is provided with a filtering sleeve with a wavy section, one end of the flow guiding pipe is clamped with the connecting pipe, the other end of the flow guiding pipe is fixed to the connecting sleeve, and one end of the connecting sleeve, deviating from the flow guiding pipe, is of an arc-shaped structure.
Preferably, the adjusting module comprises a base, a guide shaft, a first screw rod, a second screw rod, a rack, a first gear, a second gear and a third gear;
the guide shaft penetrates through and is fixed to the limiting assembly, the end portion of the guide shaft is connected with the base in a rotating mode, a first gear is fixed to the guide shaft, the first gear is arranged inside the base, the cross section of the base along the axial direction of the guide shaft is L-shaped, the rack is perpendicular to the guide shaft, the rack is meshed with the first gear, the first screw is connected with the base in a penetrating mode and is connected with the rack in a rotating mode, the first screw is connected with the base in a threaded mode, the first screw is perpendicular to the guide shaft, a third gear is arranged on the first screw, the second gear is meshed with the third gear, the second screw is arranged on the second gear and is connected with the base in a rotating mode, and the second screw is parallel to the guide shaft.
Preferably, the section of the rack is U-shaped.
Preferably, the limiting assembly comprises a guide rail, a sliding frame, a third screw rod, a push rod and a guide strip;
the bottom end of the guide rail is fixed on the guide shaft, the guide rail is provided with the guide bar vertical to the guide shaft, the sliding connection between the carriage and the guide rail is realized, the sliding connection between the carriage and the guide bar is realized, the third screw rod is connected with the guide rail in a penetrating way, the third screw rod is connected with the guide rail in a rotating way, the third screw rod is connected with the carriage in a threaded way, and one end of the third screw rod, deviating from the carriage, is provided with the push rod.
Preferably, the balance component comprises a guide sleeve, a guide groove, a guide rod, a cover plate, a sealing plug, a first reset spring and a storage sleeve;
the cover plate is abutted against the air inlet end of the centrifugal fan body;
be equipped with round platform shape's inside hollow on the apron water conservancy diversion cover, be equipped with a plurality of round platform shapes on the apron the guiding gutter, inside hollow the guide bar with sliding connection just the tip extends to between the apron the guiding gutter, the guide bar deviates from the one end of guiding gutter is equipped with inside hollow latticed accomodate the cover, accomodate the cover and deviate from the one end of guide bar is equipped with round platform shape's sealing plug, the sealing plug with contradict between the apron, the guide bar with accomodate the cover all run through in first reset spring, first reset spring's both ends are fixed in the sealing plug with the apron.
Preferably, the fixing mechanism comprises a clamping block, a guide ring, a clamping sleeve, a roller, a sliding rod and a second reset spring;
the guide ring is rotationally connected with the centrifugal fan body;
the guide ring is provided with at least three clamping blocks in a circumferential array, the cover plate is provided with a clamping sleeve with an L-shaped section and clamped with the clamping blocks, the bottom end of the guide ring is provided with a sliding rod, a second reset spring is arranged between the sliding rod and the sliding frame, and one end of the sliding rod, deviating from the second reset spring, is provided with a roller in rotary connection.
Preferably, the sliding rod is in sliding connection with the sliding frame.
Preferably, the transmission unit comprises a transmission block, a transmission rod and a connector;
the end, facing the transmission block, of the guide bar is of a trapezoid structure, the transmission block, facing the triangle, of the guide bar is in sliding connection with the sliding frame, and the sliding direction of the transmission block is perpendicular to the sliding direction of the sliding frame;
one end of the transmission rod is in rolling connection with the transmission block, and the other end of the transmission rod is in rotary connection with the connector;
the connector is fixed in the guide ring, the gyro wheel with roll between the recess on the connector is connected.
The application has the beneficial effects that: the adjusting module for adjusting the overhaul angle is provided with a limiting assembly for adjusting the tightness, and the limiting assembly is provided with a centrifugal fan body for guiding and boosting; the distance between the centrifugal fan body and the plasticizing section of the extruder is conveniently adjusted through the limiting assembly, then the angle between the limiting assembly and the centrifugal fan body is adjusted through the adjusting module, the distance between the centrifugal fan body and the plasticizing area is increased, meanwhile, the height of the centrifugal fan body is reduced, the overhaul and maintenance efficiency of the centrifugal fan body is greatly improved, and meanwhile, the safety in the overhaul and maintenance process is improved;
the centrifugal fan body is provided with a balance component for adjusting tightness, the balance component is abutted against the centrifugal fan body, and the balance component is provided with a flow guiding unit for guiding high-temperature gas; the setting of water conservancy diversion unit makes the heat in the extruder flow back to the inside of centrifugal fan body through the water conservancy diversion unit, and then has reduced the waste of heat energy, has improved induced air performance greatly, and the setting of balanced subassembly simultaneously makes balanced subassembly absorb external gas under the effect of atmospheric pressure when the water conservancy diversion unit takes place to block up, keeps the normal clear of induced air.
The balance assembly is provided with the fixing mechanism for limiting, the fixing mechanism is arranged in the centrifugal fan body, the transmission unit for transmission is connected with the fixing mechanism, and the transmission unit is abutted against the limiting assembly, so that when the limiting assembly drives the centrifugal fan body to be separated from the extruder, the limiting assembly does not limit the transmission unit, the transmission unit does not limit the fixing mechanism, the fixing structure does not limit the balance assembly, and the balance assembly is more convenient and quicker to mount and dismount.
Drawings
The application will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of the overall structure of a diversion boosting energy-saving centrifugal fan provided by the application;
FIG. 2 is an enlarged schematic view of portion A shown in FIG. 1;
FIG. 3 is a schematic diagram of the adjusting module shown in FIG. 2;
FIG. 4 is an enlarged schematic view of portion B shown in FIG. 1;
FIG. 5 is an enlarged schematic view of portion C shown in FIG. 1;
FIG. 6 is a schematic diagram of a connection structure between the centrifugal fan body and the balancing assembly shown in FIG. 4;
FIG. 7 is an enlarged schematic view of portion D shown in FIG. 6;
fig. 8 is a schematic structural view of the balance assembly shown in fig. 7.
In the figure:
1-adjusting module, 11-base, 12-guiding axle, 13-first screw, 14-second screw, 15-rack, 16-first gear, 17-second gear, 18-third gear,
2-limiting component, 21-guide rail, 22-carriage, 23-third screw rod, 24-push rod, 25-guide bar, 3-centrifugal fan body,
4-flow guiding unit, 41-connecting sleeve, 42-flow guiding pipe, 43-filtering sleeve, 44-connecting pipe,
5-balance component, 51-flow guiding sleeve, 52-flow guiding groove, 53-guiding rod, 54-cover plate, 55-sealing plug, 56-first return spring, 57-storage sleeve,
6-fixing mechanism, 61-clamping block, 62-guiding ring, 63-clamping sleeve, 64-roller, 65-sliding rod, 66-second reset spring,
7-transmission unit, 71-transmission block, 72-transmission rod, 73-connector.
Detailed Description
The application aims at providing an integral sealed hydraulic pump station to solve the problems that a centrifugal fan uniformly distributes the temperature on a heating ring in a plasticizing area, then the temperature is discharged from a gap, the discharged heat source air causes waste of heat energy, and the induced air effect is poor.
The application is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the application easy to understand.
As shown in fig. 1-8, the diversion boosting energy-saving centrifugal fan comprises an adjusting module 1, a limiting component 2, a centrifugal fan body 3, a diversion unit 4, a balancing component 5, a fixing mechanism 6 and a transmission unit 7; the adjusting module 1 for adjusting the overhaul angle is provided with the limiting assembly 2 for adjusting the tightness, and the limiting assembly 2 is provided with the centrifugal fan body 3 for guiding and pressurizing; the centrifugal fan body 3 is provided with the balance component 5 for adjusting tightness, the balance component 5 is in conflict with the centrifugal fan body 3, and the balance component 5 is provided with the flow guiding unit 4 for guiding high-temperature gas; the balance assembly 5 is provided with a fixing mechanism 6 for limiting, the fixing mechanism 6 is arranged in the centrifugal fan body 3, the transmission unit 7 for transmission is connected to the fixing mechanism 6, and the transmission unit 7 is abutted to the limiting assembly 2.
In the practical application process, the adjusting module 1 comprises a base 11, a guide shaft 12, a first screw rod 13, a second screw rod 14, a rack 15, a first gear 16, a second gear 17 and a third gear 18, wherein the guide shaft 12 penetrates through and is fixed on the limiting component 2, the end part of the guide shaft 12 is rotationally connected with the base 11, the first gear 16 is fixed on the guide shaft 12, the first gear 16 is arranged in the base 11, the cross section of the base 11 along the axial direction of the guide shaft 12 is L-shaped, the rack 15 is perpendicular to the guide shaft 12, the cross section of the rack 15 is U-shaped, the rack 15 is meshed with the first gear 16, the first screw rod 13 is rotationally connected with the base 11, the first screw rod 13 is in threaded connection with the guide shaft 15, the first screw rod 13 is perpendicular to the guide shaft 12, the first gear 13 is perpendicular to the guide shaft 12, the third gear 15 is perpendicular to the guide shaft 12, the rack 15 is meshed with the second gear 17, and the second screw rod 17 is rotationally connected with the base 14.
In some specific embodiments, the limiting assembly 2 includes a guide rail 21, a carriage 22, a third screw rod 23, a push rod 24 and a guide strip 25, the bottom end of the guide rail 21 is fixed on the guide shaft 12, the guide strip 25 perpendicular to the guide shaft 12 is disposed on the guide rail 21, the carriage 22 is slidably connected with the guide strip 25, the third screw rod 23 is penetratingly connected with the guide rail 21 and the carriage 22, the third screw rod 23 is rotatably connected with the guide rail 21, the third screw rod 23 is in threaded connection with the carriage 22, and one end of the third screw rod 23 facing away from the carriage 22 is provided with the push rod 24.
In a specific working process, the adjusting module 1 for adjusting the overhaul angle is provided with the limiting component 2 for adjusting the tightness, and the limiting component 2 is provided with the centrifugal fan body 3 for guiding and boosting; and then be convenient for through spacing subassembly 2 is adjusted after the distance between the plasticization section of centrifugal fan body 3 and extruder, then pass through adjusting module 1 is adjusted spacing subassembly 2 with the angle of centrifugal fan body 3 increases distance between centrifugal fan body 3 and the plasticization region has reduced simultaneously centrifugal fan body 3's height, and then has improved greatly centrifugal fan body 3's maintenance's efficiency has improved the security in the maintenance process simultaneously, namely: when the centrifugal fan body 3 is overhauled and maintained, the push rod 24 is rotated (one end of the push rod 24 is fixed on the third screw rod 23, the other end of the push rod 24 is driven when the push rod 24 is driven, so that the push rod 24 pushes the third screw rod 23 to be more labor-saving), the push rod 24 drives the third screw rod 23 to rotate clockwise, the third screw rod 23 drives the sliding frame 22 to slide towards the push rod 24, the third screw rod 23 drives the sliding frame 22 to slide between the guide rail 21, the sliding frame 22 slides between the guide bar 25, the sliding frame 22 slides more stably due to the arrangement of the guide bar 25, the sliding frame 22 drives the centrifugal fan body 3 to be separated from a plasticizing area of an extruder, then an inner hexagonal wrench is used for being clamped with the second screw rod 14, the second screw rod 14 is rotated, the second screw 14 is perpendicular to the first screw 13, so that the second screw 14 is conveniently driven by the side wall of the base 11, the influence of the guide rail 21 on the continuous driving of the second screw 14 is effectively prevented after the guide rail 21 rotates, the operation is more flexible and convenient, the second screw 14 rotates to drive the second gear 17 to rotate, the second gear 17 drives the third gear 18 to rotate, the third gear 18 drives the first screw 13 to rotate, the first screw 13 is enabled to drive the rack 15 to slide away from the third gear 18, the rack 15 is of a U-shaped structure, the second gear 17 and the third gear 18 are further enabled to have a rotation space, the rack 15 drives the first gear 16 to rotate clockwise, the first gear 16 drives the guide shaft 12 to rotate, the guide shaft 12 drives the guide rail 21 and the base 11 to rotate clockwise, increase the distance between centrifugal fan body 3 and the plasticization region has reduced simultaneously centrifugal fan body 3's height, and then has improved greatly centrifugal fan body 3's maintenance's efficiency has improved simultaneously the security of maintenance in-process, makes simultaneously centrifugal fan body 3's installation convenient and fast more.
In this embodiment, the balance assembly 5 includes water conservancy diversion cover 51, guiding gutter 52, guide bar 53, apron 54, sealing plug 55, first reset spring 56 and accomodate the cover 57, the apron 54 with contradict between the air inlet end of centrifugal fan body 3, be equipped with round platform shape's inside hollow on the apron 54 water conservancy diversion cover 51, be equipped with a plurality of round platform shapes on the apron 54 guiding gutter 52, inside hollow guiding gutter 53 with sliding connection between the apron 54 and the tip extends to guiding gutter 52, the one end that the guide bar 53 deviates from guiding gutter 52 is equipped with inside hollow latticed accomodate cover 57, accomodate cover 57 deviates from the one end of guide bar 53 is equipped with round platform shape sealing plug 55, sealing plug 55 with contradict between the apron 54, guide bar 53 with accomodate cover 57 all run through in first reset spring 56, the both ends of first reset spring 56 are fixed in sealing plug 55 with apron 54.
In a further embodiment, the flow guiding unit 4 includes a connecting sleeve 41, a flow guiding tube 42, a filtering sleeve 43 and a connecting tube 44, one end of the connecting tube 44 is fixed and penetrates through the cover plate 54, the other end of the connecting tube 44 is provided with the filtering sleeve 43 with a wavy cross section, one end of the flow guiding tube 42 is engaged with the connecting tube 44, the other end of the flow guiding tube 42 is fixed to the connecting sleeve 41, and one end of the connecting sleeve 41 facing away from the flow guiding tube 42 is in an arc structure; be equipped with on the centrifugal fan body 3 be used for adjusting the seal balance assembly 5, balance assembly 5 with contradict between the centrifugal fan body 3, just be equipped with on the balance assembly 5 be used for carrying out the water conservancy diversion to high temperature gas the water conservancy diversion unit 4.
In this embodiment, the setting of water conservancy diversion unit 4 makes heat in the extruder pass through water conservancy diversion unit 4 backward flow extremely the inside of centrifugal fan body 3, and then reduced the waste of heat energy, improved the induced air performance greatly, simultaneously the setting of balance assembly 5, when water conservancy diversion unit 4 takes place to block up, makes under the effect of atmospheric pressure balance assembly 5 absorbs external gas, keeps the normal clear of induced air, namely: the connecting sleeve 41 is fixed on the shell of the extruder through bolts, the connecting sleeve 41 is of an arc structure and accords with the cylindrical structure of the shell of the extruder, so that the fixing effect between the connecting sleeve 41 and the extruder is better, when the centrifugal fan body 3 works, gas is promoted to enter the inside of the shell of the extruder, the heat on the heating ring uniformly flows in the inside of the shell of the extruder, the temperature of a plasticizing heating zone is more stable, then the gas passes through the connecting sleeve 41 under the action of air flow and then enters the filtering sleeve 43 from the flow guide pipe 42, the filtering sleeve 43 is of a wave-shaped structure, the filtering area is further increased, the blocking resistance is improved, the filtering sleeve 43 is arranged to be capable of filtering large-particle material dust in the air to a certain extent, and the flow guide pipe 42 is clamped with the connecting pipe 44, the duct 42 is conveniently pulled out to clean dust on the filter sleeve 43, hot air flows into the centrifugal fan body 3 through the connecting pipe 44, heat waste is reduced, heat energy recycling efficiency is greatly improved, when the duct 42 is blocked, when the centrifugal fan body 3 continues to rotate, one end of the cover plate 54 facing the diversion trench 52 and the other end generate pressure difference, under the action of atmospheric pressure, air flows through the diversion sleeve 51, the diversion sleeve 51 is of a hollow round table-shaped structure in the interior, the diversion trench 52 is of a round table-shaped structure, further, the diversion effect is achieved, the atmospheric pressure pushes the sealing plug 55, the sealing plug 55 pulls the first return spring 56 to stretch, the sealing plug 55 drives the guide rod 53 on the storage sleeve 57 to slide with the cover plate 54, then make sealing plug 55 with do not seal between the apron 54, under the effect of air current and atmospheric pressure, the air follow guiding gutter 52 is inside hollow guide bar 53 with accomodate the cover 57, then get into centrifugal fan body 3's inside, when the inside gas of honeycomb duct 42 continues to get into the inside of apron 54, makes the air current that gets into the inside of guiding gutter 52 reduce, first reset spring 56 shrink, makes sealing plug 55 contradicts apron 54, to the tip of guiding gutter 52 seals, accomodate the cover 57 and be the grid-like structure, and then be convenient for accomodate the filtration large granule dust, be convenient for automatic regulation inside and outside balance, and then improved stability in use.
Further, the fixing mechanism 6 includes a fixture block 61, a guide ring 62, a clamping sleeve 63, a roller 64, a sliding rod 65 and a second return spring 66, the guide ring 62 is rotationally connected with the centrifugal fan body 3, at least three fixture blocks 61 are circumferentially arranged on the guide ring 62, the clamping sleeve 63 with an L-shaped section and clamped with the fixture blocks 61 is arranged on the cover plate 54, the sliding rod 65 is arranged at the bottom end of the guide ring 62, the sliding rod 65 is in sliding connection with the carriage 22, a second return spring 66 is arranged between the sliding rod 65 and the carriage 22, and one end of the sliding rod 65, which is away from the second return spring 66, is provided with the roller 64 which is rotationally connected.
Optionally, the transmission unit 7 includes a transmission block 71, a transmission rod 72, and a connector 73, one end of the guide strip 25 facing the transmission block 71 is in a trapezoid structure, the transmission block 71 facing the one end of the guide strip 25 is triangular, and is slidably connected with the carriage 22, the sliding direction of the transmission block 71 is perpendicular to the sliding direction of the carriage 22, one end of the transmission rod 72 is in rolling connection with the transmission block 71, the other end of the transmission rod 72 is in rolling connection with the connector 73, the connector 73 is fixed on the guide ring 62, and the roller 64 is in rolling connection with a groove on the connector 73; be equipped with on the balance module 5 and be used for spacing fixed establishment 6, fixed establishment 6 locates the inside of centrifugal fan body 3 is used for the transmission drive unit 7 connect in fixed establishment 6, just drive unit 7 contradict in spacing subassembly 2, and then be convenient for spacing subassembly 2 drive when centrifugal fan body 3 and extruder separate, spacing subassembly 2 is right drive unit 7 is not spacing, makes drive unit 7 is right fixed establishment 6 is not spacing, makes fixed establishment 6 is right balance module 5 is not spacing, and then makes the installation of balance module 5 is dismantled more convenient and fast, namely: when the sliding frame 22 slides towards the direction of the push rod 24, the guide bar 25 moves opposite to the transmission block 71, the second return spring 66 stretches and drives the sliding bar 65 to slide away from the direction of the second return spring 66, so that the sliding bar 65 drives the roller 64 to roll between the connecting heads 73, the connecting heads 73 drive the guide ring 62 to rotate clockwise, the clamping blocks 61 on the guide ring 62 are separated from the clamping sleeves 63, meanwhile, the connecting heads 73 drive the transmission rod 72 to rotate and drive the transmission block 71 to slide, so that the transmission block 71 is reset, when the centrifugal fan body 3 is connected with the extruder, the sliding frame 22 slides away from the direction of the push rod 24, so that the transmission block 71 is abutted against the guide bar 25, so that the transmission block 71 slides away from the direction of the guide bar 25, the transmission block 71 drives the transmission rod 72 to drive the connecting heads 73 to rotate anticlockwise, the guide ring 62 is driven by the connecting heads 73, the clamping blocks 61 on the guide ring 62 are clamped with the clamping sleeves 63, and the second clamping blocks 63 are driven by the transmission block 71, so that the roller 65 is more convenient to detach.
When in use, when the centrifugal fan body 3 is overhauled and maintained, the push rod 24 is rotated (one end of the push rod 24 is fixed on the third screw rod 23, the other end of the push rod 24 is driven when in driving, and then the push rod 24 pushes the third screw rod 23 more labor-saving), the push rod 24 drives the third screw rod 23 to rotate clockwise, the third screw rod 23 drives the sliding frame 22 to slide towards the push rod 24, the third screw rod 23 drives the sliding frame 22 to slide between the sliding frame 22 and the guide strip 25, the sliding frame 22 slides more stably due to the arrangement of the guide strip 25, the sliding frame 22 drives the centrifugal fan body 3 to be separated from the plasticizing area of the extruder, then the inner hexagon wrench is used for being clamped with the second screw rod 14, the second screw rod 14 is rotated, the second screw rod 14 is vertical to the first screw rod 13, and then the side wall of the base 11 is conveniently driven, the influence on the continuous driving of the second screw rod 14 is effectively prevented after the guide rail 21 rotates, the operation is more flexible and convenient, the second screw rod 14 rotates to drive the second gear 17 to rotate, the second gear 17 drives the third gear 18 to rotate, the third gear 18 drives the first screw rod 13 to rotate, the first screw rod 13 drives the rack 15 to slide away from the direction of the third gear 18, the rack 15 is of a U-shaped structure, the second gear 17 and the third gear 18 further have rotating spaces, the rack 15 drives the first gear 16 to rotate clockwise, the first gear 16 drives the guide shaft 12 to rotate, the guide shaft 12 drives the guide rail 21 and the base 11 to rotate clockwise, the distance between the centrifugal fan body 3 and the plasticizing area is increased, the height of the centrifugal fan body 3 is reduced, the overhaul and maintenance efficiency of the centrifugal fan body 3 is greatly improved, the safety in the overhaul and maintenance process is improved, meanwhile, the centrifugal fan body 3 is more convenient and quicker to install; the connecting sleeve 41 is fixed on the shell of the extruder through bolts, the connecting sleeve 41 is of an arc structure, the cylindrical structure of the extruder shell is met, the fixing effect between the connecting sleeve 41 and the extruder is better, when the centrifugal fan body 3 works, gas is promoted to enter the inside of the shell of the extruder, heat on the heating ring uniformly flows in the inside of the shell of the extruder, the temperature of a plasticizing heating zone is more stable, then the gas passes through the connecting sleeve 41 and then enters the filtering sleeve 43 from the guide pipe 42 under the action of air flow, the filtering sleeve 43 is of a wavy structure, the filtering area is further increased, the anti-blocking performance is improved, the large-particle material dust in the air can be filtered by the setting of the filtering sleeve 43 to a certain extent, the guide pipe 42 is clamped with the connecting pipe 44, the guide pipe 42 is conveniently pulled out, the dust on the filtering sleeve 43 is cleaned, the hot air flow enters the centrifugal fan body 3 through the connecting pipe 44, so that the heat waste is reduced, the heat recycling efficiency is greatly improved, when the flow guide pipe 42 is blocked, when the centrifugal fan body 3 continues to rotate, one end of the cover plate 54 facing the flow guide groove 52 and the other end generate pressure difference, under the action of atmospheric pressure, the air flow passes through the flow guide sleeve 51, the flow guide sleeve 51 is of a round table-shaped structure with hollow inside, the flow guide groove 52 is of a round table-shaped structure, and then the air flow guide function is realized, the atmospheric pressure pushes the sealing plug 55, the sealing plug 55 pulls the first reset spring 56 to stretch, the sealing plug 55 drives the guide rod 53 on the containing sleeve 57 to slide with the cover plate 54, then the sealing plug 55 and the cover plate 54 are not sealed, under the action of the air flow and the atmospheric pressure, the air passes through the hollow guide rod 53 and the containing sleeve 57 from the flow guide groove 52, then, the air enters the centrifugal fan body 3, when the air in the guide pipe 42 continuously enters the cover plate 54, the air flow entering the guide groove 52 is reduced, the first return spring 56 is contracted, the sealing plug 55 is abutted against the cover plate 54, the end part of the guide groove 52 is sealed, the storage sleeve 57 is in a grid structure, large-particle dust is conveniently stored and filtered, internal and external balance is conveniently and automatically adjusted, and the use stability is further improved; when the sliding frame 22 slides towards the push rod 24, the guide bar 25 and the transmission block 71 move oppositely, the second return spring 66 stretches to drive the sliding rod 65 to slide away from the second return spring 66, the sliding rod 65 drives the roller 64 to roll with the connector 73, the connector 73 drives the guide ring 62 to rotate clockwise, the clamping block 61 on the guide ring 62 is separated from the clamping sleeve 63, meanwhile, the connector 73 drives the transmission rod 72 to rotate and simultaneously drives the transmission block 71 to slide, the transmission block 71 is reset, when the centrifugal fan body 3 is connected with the extruder, the sliding frame 22 slides away from the push rod 24, the transmission block 71 is enabled to abut against the guide bar 25, the transmission block 71 slides away from the guide bar 25, the transmission block 71 drives the transmission rod 72 to drive the connector 73, the connector 73 drives the guide ring 62 to rotate anticlockwise, the clamping blocks 61 and 63 on the guide ring 62 are clamped, the roller 64 on the connector 73 is driven to roll, the sliding rod 65 abuts against the second return spring 66 to compress, and accordingly the cover plate 54 is more convenient and quick to install and detach.
As used in the specification and in the claims, the terms "a," "an," "the," and/or "the" are not specific to a singular, but may include a plurality, unless the context clearly dictates otherwise. In general, the terms "comprises" and "comprising" merely indicate that the steps and elements are explicitly identified, and they do not constitute an exclusive list, as other steps or elements may be included in a method or apparatus. The inclusion of an element defined by the phrase "comprising one … …" does not exclude the presence of additional identical elements in a process, method, article, or apparatus that comprises an element.
Wherein, in the description of the embodiments of the present application, unless otherwise indicated, "/" means or, for example, a/B may represent a or B; "and/or" herein is merely an association relationship describing an association object, and means that three relationships may exist, for example, a and/or B may mean: a exists alone, A and B exist together, and B exists alone. In addition, in the description of the embodiments of the present application, "plurality" means two or more than two.
The terms "first" and "second" are used below for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.
The foregoing has shown and described the basic principles, principal features and advantages of the application. It will be understood by those skilled in the art that the present application is not limited to the foregoing examples, and that the foregoing description and description are merely illustrative of the principles of this application, and various changes and modifications may be made without departing from the spirit and scope of the application, which is defined in the appended claims. The scope of the application is defined by the appended claims and equivalents thereof.
Claims (3)
1. The utility model provides an energy-conserving centrifugal fan of water conservancy diversion pressure boost, includes centrifugal fan body, adjusting module and drive unit, its characterized in that:
a limiting component for adjusting tightness is arranged on the adjusting module for adjusting the overhaul angle, and a centrifugal fan body for guiding and boosting is arranged on the limiting component;
the centrifugal fan body is provided with a balance component for adjusting tightness, the balance component is in conflict with the centrifugal fan body, and the balance component is provided with a flow guiding unit for guiding high-temperature gas;
the balance assembly is provided with a fixing mechanism for limiting, the fixing mechanism is arranged in the centrifugal fan body, a transmission unit for transmission is connected to the fixing mechanism, and the transmission unit is abutted against the limiting assembly;
the flow guiding unit comprises a connecting sleeve, a flow guiding pipe, a filtering sleeve and a connecting pipe;
the other end of the connecting pipe is provided with the filtering sleeve with a wavy section, one end of the flow guide pipe is clamped with the connecting pipe, the other end of the flow guide pipe is fixed to the connecting sleeve, and one end of the connecting sleeve, which is away from the flow guide pipe, is of an arc-shaped structure;
the adjusting module comprises a base, a guide shaft, a first screw rod, a second screw rod, a rack, a first gear, a second gear and a third gear;
the guide shaft penetrates through and is fixed to the limiting assembly, the end portion of the guide shaft is in rotary connection with the base, the first gear is fixed on the guide shaft and is arranged in the base, the cross section of the base along the axial direction of the guide shaft is L-shaped, the rack is perpendicular to the guide shaft, the rack is meshed with the first gear, the first screw rod is in rotary connection with the base and the rack in a penetrating manner, the first screw rod is in rotary connection with the base, the first screw rod is in threaded connection with the rack, the first screw rod is perpendicular to the guide shaft, the first screw rod is provided with the third gear, the second gear is meshed with the third gear, the second screw rod is arranged on the second gear and is in rotary connection with the base, and the second screw rod is parallel to the guide shaft;
the limiting assembly comprises a guide rail, a sliding frame, a third screw rod, a push rod and a guide strip;
the bottom end of the guide rail is fixed on the guide shaft, the guide rail is provided with a guide bar perpendicular to the guide shaft, the sliding frame is in sliding connection with the guide rail, the sliding frame is in sliding connection with the guide bar, the third screw rod is in penetrating connection with the guide rail and the sliding frame, the third screw rod is in rotating connection with the guide rail, the third screw rod is in threaded connection with the sliding frame, and one end of the third screw rod, which is away from the sliding frame, is provided with the push rod;
the balance component comprises a guide sleeve, a guide groove, a guide rod, a cover plate, a sealing plug, a first reset spring and a storage sleeve;
one end of the connecting pipe is fixed and penetrates through the cover plate;
the cover plate is abutted against the air inlet end of the centrifugal fan body;
the cover plate is provided with a round table-shaped guide sleeve with a hollow interior, the cover plate is provided with a plurality of round table-shaped guide grooves, the guide rod with the hollow interior is in sliding connection with the cover plate, the end part of the guide rod extends to the guide grooves, one end of the guide rod, which is away from the guide grooves, is provided with a hollow grid-shaped storage sleeve, one end of the storage sleeve, which is away from the guide rod, is provided with a round table-shaped sealing plug, the sealing plug is in contact with the cover plate, the guide rod and the storage sleeve penetrate through the first reset spring, and the two ends of the first reset spring are fixed on the sealing plug and the cover plate;
the fixing mechanism comprises a clamping block, a guide ring, a clamping sleeve, a roller, a sliding rod and a second reset spring;
the guide ring is rotationally connected with the centrifugal fan body;
the guide ring is provided with at least three clamping blocks in a circumferential array, the cover plate is provided with a clamping sleeve with an L-shaped section and clamped with the clamping blocks, the bottom end of the guide ring is provided with a sliding rod, a second reset spring is arranged between the sliding rod and the sliding frame, and one end of the sliding rod, which is away from the second reset spring, is provided with a roller in rotary connection;
the transmission unit comprises a transmission block, a transmission rod and a connector;
the end, facing the transmission block, of the guide bar is of a trapezoid structure, the transmission block, facing the triangle, of the guide bar is in sliding connection with the sliding frame, and the sliding direction of the transmission block is perpendicular to the sliding direction of the sliding frame;
one end of the transmission rod is in rolling connection with the transmission block, and the other end of the transmission rod is in rotary connection with the connector;
the connector is fixed in the guide ring, the gyro wheel with roll between the recess on the connector is connected.
2. The flow-guiding booster energy-saving centrifugal fan according to claim 1, wherein: the section of the rack is U-shaped.
3. The flow-guiding booster energy-saving centrifugal fan according to claim 1, wherein: the sliding rod is in sliding connection with the sliding frame.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210470267.1A CN114738326B (en) | 2022-04-28 | 2022-04-28 | Energy-conserving centrifugal fan of water conservancy diversion pressure boost |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210470267.1A CN114738326B (en) | 2022-04-28 | 2022-04-28 | Energy-conserving centrifugal fan of water conservancy diversion pressure boost |
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| CN114738326A CN114738326A (en) | 2022-07-12 |
| CN114738326B true CN114738326B (en) | 2023-10-03 |
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| CN116951571B (en) * | 2023-09-18 | 2023-11-28 | 江苏永昇空调有限公司 | Special air conditioning unit for grain storage |
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| CN114738326A (en) | 2022-07-12 |
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