CN116618404B - Dust collection head zoom type super-negative pressure dust collection and removal device - Google Patents
Dust collection head zoom type super-negative pressure dust collection and removal device Download PDFInfo
- Publication number
- CN116618404B CN116618404B CN202310741948.1A CN202310741948A CN116618404B CN 116618404 B CN116618404 B CN 116618404B CN 202310741948 A CN202310741948 A CN 202310741948A CN 116618404 B CN116618404 B CN 116618404B
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- dust collection
- collection pipe
- pipe fitting
- cylinder
- dust
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- 239000000428 dust Substances 0.000 title claims abstract description 306
- 238000004891 communication Methods 0.000 claims description 33
- 238000009434 installation Methods 0.000 claims description 13
- 238000003860 storage Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 abstract description 10
- 238000010521 absorption reaction Methods 0.000 description 23
- 238000000034 method Methods 0.000 description 11
- 230000008602 contraction Effects 0.000 description 9
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 5
- 235000017491 Bambusa tulda Nutrition 0.000 description 5
- 241001330002 Bambuseae Species 0.000 description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 5
- 239000011425 bamboo Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
- B04C2009/002—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks with external filters
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Landscapes
- Refuse Collection And Transfer (AREA)
Abstract
The invention discloses a dust collection head part zoom type super-negative pressure dust collection and removal device which comprises a dust collector body, a detachable dust collection head and a telescopic driving piece, wherein the detachable dust collection head is provided with a plurality of dust collection pipe fittings, a central shaft column is arranged in each dust collection pipe fitting, a first dust collection hole is formed in the bottom of each dust collection pipe fitting, a second dust collection hole is formed in the side edge of the bottom of each dust collection pipe fitting, the telescopic driving piece is provided with a movable cylinder seat, the movable cylinder seat is movably installed and sleeved outside the central shaft column, and the upper end part and the lower end part of each dust collection pipe fitting are respectively and movably connected to the movable cylinder seats at the top and the bottom. According to the invention, the dust collection pipe fitting is driven to expand outwards or shrink inwards, the dust collection area is enlarged when the dust collection pipe fitting expands outwards, the head of the detachable dust collection head is shrunk inwards to be small when the dust collection pipe fitting contracts inwards, the detachable dust collection head is easy to extend to a narrow area of an equipment narrow channel and a narrow space in a pipeline, dust cleaning is convenient to be carried out on dead corners and narrow areas, when the dust collection pipe fitting expands outwards and contracts inwards, the second dust collection pipe fitting is communicated, and the dust collection range is enlarged when the dust collection pipe fitting expands outwards.
Description
Technical Field
The invention relates to the technical field of dust removal devices, in particular to a dust collection head part-zoom type super-negative pressure dust collection and removal device.
Background
Steelmaking equipment in a factory building of a steel plant runs all the day, a large amount of smoke dust, dust emission and the like are generated in the processes of material transportation, transfer, smelting, refining, pouring and the like, the dust is scattered on the surfaces of a platform, the lower part of the equipment, each table top, each corner and the equipment, manual cleaning or compressed air blowing is adopted in the cleaning process of the dust in the factory building, the manual cleaning of the dust is dangerous, the efficiency is low, the dust is difficult to clean thoroughly, and the requirements of thoroughly cleaning the environment and avoiding secondary dust emission cannot be met; the dust fall cannot be cleaned by adopting compressed air blowing, and pollution of secondary dust emission is generated, so that the health of staff is endangered.
In order to improve production working environment, improve equipment service life and clean work efficiency and stop the secondary raise dust problem that produces in the manual work cleaning process, can realize carrying out the high-efficient clearance to the dust that falls to the ground through negative pressure dust collecting equipment, but because the platform area is big, equipment both sides passageway is narrower, and the long-term uninterrupted operation of equipment has brought the great degree of difficulty for cleaning, and some dust accumulates in some pipelines, equipment's narrow way, cleans the degree of difficulty greatly, also can't clear up the dust in dead angle, the narrow way completely through negative pressure dust collecting equipment.
Therefore, the prior art has the technical problems that equipment narrow channels, pipelines and other areas are narrow or dead angle areas which cannot be cleaned exist, dust cannot be cleaned out through the dust collection equipment, and dust accumulation is caused.
Disclosure of Invention
Therefore, the invention provides the dust collection head part zoom type super-negative pressure dust collection and removal device, which effectively solves the problems that equipment narrow channels, pipelines and other areas in the prior art are narrow or dead angle areas which cannot be cleaned exist, dust cannot be cleaned out through the dust collection equipment, and dust accumulation is caused.
In order to solve the technical problems, the invention specifically provides the following technical scheme: a vacuum cleaner head zoom type super negative pressure vacuum cleaner comprises:
The dust remover body is sequentially provided with a cyclone separator, a filter cartridge dust remover and an air-cooled Roots vacuum unit, wherein the cyclone separator, the filter cartridge dust remover and the air-cooled Roots vacuum unit are connected through a pipeline, the inlet of the cyclone separator is connected with a dust collection pipeline, the outlet of the cyclone separator is connected with the inlet of the filter cartridge dust remover, positive pressure bin pumps are arranged below ash outlets of the cyclone separator and the filter cartridge dust remover, and the output end of the positive pressure bin pump is connected with an ash storage bin;
The detachable dust collection head is arranged at the end part of the dust collection pipeline and is provided with a plurality of dust collection pipe fittings, a central shaft column is arranged in the dust collection pipe fittings, the dust collection pipe fittings are circumferentially distributed on the periphery side of the central shaft column, a scaling gap exists between adjacent dust collection pipe fittings, a first dust collection hole is formed in the bottom of each dust collection pipe fitting, and a second dust collection hole is formed in the side edge of the bottom of each dust collection pipe fitting;
The telescopic driving piece is arranged on the central shaft column and is provided with two movable cylinder seats, the movable cylinder seats are movably arranged outside the central shaft column in a sleeved mode, and the upper end part and the lower end part of the dust collection pipe fitting are respectively and movably connected to the movable cylinder seats at the top and the bottom;
The dust collection pipe fitting top is provided with the mount pad, be provided with first dust absorption nest of tubes and second dust absorption nest of tubes in the mount pad, first dust absorption nest of tubes tip with first dust absorption hole intercommunication, second dust absorption nest of tubes tip with second dust absorption hole intercommunication, the intercommunication state of second dust absorption nest of tubes is based on the dust absorption pipe fitting outwards expands or inwards contracts and presents the open state, first dust absorption nest of tubes with second dust absorption nest of tubes tip all with dust absorption pipeline intercommunication.
Further, the central shaft post is arranged at the central shaft position on the mounting seat;
The dust collection pipe fitting inner wall is provided with first connecting seat, movable cylinder seat outer wall is provided with the second connecting seat, first connecting seat with be provided with the rotation bolt between the second connecting seat, rotation bolt one end is rotated and is installed on the first connecting seat, the other end is rotated and is installed on the second connecting seat.
Further, the expansion driving piece comprises at least one connecting block connected in the movable cylinder seat, a driving cavity arranged in the central shaft column and a movable block movably arranged in the driving cavity;
The outer wall of the central shaft column is provided with two connecting vertical grooves for the sliding of the connecting blocks, the two movable blocks are arranged and correspond to the positions of the movable cylinder seats, the end parts of the connecting blocks are connected with the movable blocks, the driving cavity is internally and fixedly provided with a fixed block, the fixed block is arranged between the movable blocks, and the movable blocks are connected to the fixed blocks through connecting springs.
Further, a driving shaft rod is arranged at the central shaft position in the driving cavity, the driving shaft rod penetrates through the movable block and the fixed block, an upper pushing block and a lower pushing block are connected and arranged on the driving shaft rod, the upper pushing block is abutted above the movable block positioned above, and the lower pushing block is abutted below the movable block positioned below;
The driving shaft rod is provided with threads, the upper pushing block and the lower pushing block are in threaded connection with the driving shaft rod, the end part of the driving shaft rod is connected with a driving motor, and the driving motor is arranged in the driving cavity.
Further, the bottom and the top of the central shaft column are respectively sleeved with a limiting cylinder, the movable cylinder seat is abutted to the limiting cylinders, limiting blocks are arranged on the periphery of the limiting cylinders, and the rotating bolts are abutted to the limiting blocks.
Further, a movable groove is formed in the bottom of the mounting seat along the radial direction, the end part of the dust collection pipe fitting is movably arranged in the movable groove, and the width of the movable groove is the same as that of the dust collection pipe fitting.
Further, an upper mounting cavity and a lower mounting cavity are arranged in the mounting seat, a plurality of communication grooves are formed in the mounting seat, and the upper mounting cavity is communicated with the lower mounting cavity through the communication grooves;
The first dust collection tube group comprises a sliding tube seat arranged in the communication groove in a sliding manner, a first communication tube arranged on the sliding tube seat in a penetrating manner, and a first spring connected to two ends of the sliding tube seat;
The first spring end is connected to an inlet and an outlet of the communicating groove, one end of the first communicating pipe is connected to the dust collection pipe fitting and communicated with the first dust collection hole, the other end of the first communicating pipe is connected with a telescopic pipe, and the end of the telescopic pipe extends out of the mounting seat.
Further, the second dust collection pipe group comprises a second communicating pipe fixedly arranged in the other communicating groove and a third communicating pipe connected to the end part of the second communicating pipe;
the end part of the third communicating pipe is communicated with the second dust collection hole, and the end part of the second communicating pipe extends out of the mounting seat.
Further, a first rotating cylinder is connected to the second communicating pipe in a threaded manner, a second rotating cylinder is connected to the third communicating pipe in a threaded manner, a first telescopic cylinder and a second telescopic cylinder are arranged between the first rotating cylinder and the second rotating cylinder, the first rotating cylinder is rotatably arranged on the first telescopic cylinder, the second rotating cylinder is rotatably arranged on the second telescopic cylinder, and the first telescopic cylinder and the second telescopic cylinder are connected in a sliding manner;
The inside diameter of the inside top of first flexible section of thick bamboo is less than the inside diameter of the inside below of first flexible section of thick bamboo, be provided with the head rod in the first flexible section of thick bamboo, be provided with the second connecting rod in the second flexible section of thick bamboo, be provided with the connection valve post on the second connecting rod, the connection valve post outer wall with the wall of the inside top of first flexible section of thick bamboo agrees, the head rod passes through flexible sleeve connection the connection valve post, be provided with pulling spring in the flexible sleeve.
Further, a mounting thread cylinder is mounted on the mounting seat, and the end part of the dust collection pipeline is in threaded connection with the mounting thread cylinder.
Compared with the prior art, the invention has the following beneficial effects:
According to the invention, the detachable dust collection head is provided with a plurality of dust collection pipe fittings, the bottom of each dust collection pipe fitting is provided with a first dust collection hole, the side edge of the bottom of each dust collection pipe fitting is provided with a second dust collection hole, the expansion and contraction driving piece drives the dust collection pipe fitting to expand outwards or contract inwards, the dust collection area is enlarged when the expansion and contraction driving piece expands outwards, the inward contraction of the head of the detachable dust collection head is small when the expansion and contraction driving piece contracts inwards, the detachable dust collection head is easy to extend to a narrow area of equipment and a narrow space in a pipeline, and dust cleaning is convenient to be carried out on dead corners and narrow areas;
In addition, when the dust collection pipe fitting expands outwards or contracts inwards, the inside of the second dust collection pipe fitting is in a communication state, so that dust collection can be carried out on the second dust collection holes on the side edges of the dust collection pipe fitting, the condition that the dust collection range is reduced due to the fact that the head of the detachable dust collection head contracts inwards is avoided, and the corresponding dust collection range is also ensured to be enlarged when the dust collection pipe fitting expands outwards.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.
Fig. 1 is a schematic structural diagram of a vacuum cleaner with a retractable vacuum cleaner head in an initial state;
Fig. 2 is a schematic structural view of a detachable dust collection head in an expanded state in a dust collection head zoom type super-negative pressure dust collection and removal device according to an embodiment of the present invention;
Fig. 3 is a schematic structural view of a detachable dust collection head in a retractable dust collection head part of a retractable super-negative pressure dust collection and removal device according to an embodiment of the present invention;
FIG. 4 is a block diagram of a vacuum cleaner with a retractable vacuum cleaner head according to an embodiment of the present invention;
Fig. 5 is a schematic diagram of a connection structure of a dust collection pipe, a movable cylinder seat and a movable block in the embodiment of the invention;
figure 6 is a schematic bottom view of a removable cleaning head according to an embodiment of the present invention;
FIG. 7 is a schematic view of a telescopic driving member according to an embodiment of the present invention;
FIG. 8 is a schematic diagram of a structure in which a lower pushing block drives a movable block at the bottom to move upwards;
FIG. 9 is a schematic diagram of the structure of the upper pushing block driving the movable block at the top to move downward in the embodiment of the present invention;
FIG. 10 is an enlarged schematic view of the structure of FIG. 1A;
Fig. 11 is a schematic structural view of a first rotary cylinder, a first telescopic cylinder, a second rotary cylinder and a second telescopic cylinder according to an embodiment of the present invention.
Reference numerals in the drawings are respectively as follows:
1-a dust remover body; 2-a detachable dust collection head; 3-a telescoping drive; 4-a dust collection pipeline; 5-a first dust collection pipe group; 6-a second dust collection pipe group; 7-installing a threaded cylinder;
21-a dust collection pipe fitting; 22-a central shaft column; 23-a first dust collection hole; 24-a second dust collection hole; 25-mounting seats; 26-a first connection seat; 27-a second connection socket; 28-turning the bolt; 29-a movable groove; 210-upper mounting cavity; 211-lower mounting cavity; 212-a communication groove;
31-a movable cylinder seat; 32-connecting blocks; 33-a drive chamber; 34-a movable block; 35-connecting vertical grooves; 36-fixing blocks; 37-a drive shaft; 38-upper push block; 39-lower push block; 310-driving a motor; 311-limiting cylinder; 312-limiting blocks;
51-a sliding cylinder seat; 52-a first communication tube; 53-a first spring; 54-telescopic tube;
61-a second communication pipe; 62-a third communicating tube; 63-a first rotating drum; 64-a second rotating drum; 65-a first telescopic cylinder; 66-a second telescopic cylinder; 67-a first connecting rod; 68-a second connecting rod; 69-connecting a spool; 610-telescoping sleeve.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1,2, 3and 4, the invention provides a dust collection head zoom type super-negative pressure dust collection and removal device, which comprises a dust collector body 1, a detachable dust collection head 2 and a telescopic driving piece 3.
The cyclone separator, the filter cartridge dust remover and the air-cooled Roots vacuum unit are sequentially arranged on the dust remover body 1 and connected through pipelines, a dust collection pipeline 4 is connected to an inlet of the cyclone separator, an outlet of the cyclone separator is connected with an inlet of the filter cartridge dust remover, positive pressure bin pumps are arranged below ash outlets of the cyclone separator and the filter cartridge dust remover, and an output end of each positive pressure bin pump is connected with an ash storage bin.
The detachable dust collection head 2 is arranged at the end part of the dust collection pipeline 4, the detachable dust collection head 2 is provided with a plurality of dust collection pipe fittings 21, a central shaft column 22 is arranged in the dust collection pipe fittings 21, the dust collection pipe fittings 21 are circumferentially distributed on the periphery of the central shaft column 22, a zoom gap exists between adjacent dust collection pipe fittings 21, a first dust collection hole 23 is formed in the bottom of the dust collection pipe fittings 21, and a second dust collection hole 24 is formed in the side edge of the bottom of the dust collection pipe fittings 21.
The expansion driving piece 3 is arranged on the central shaft column 22, the expansion driving piece 3 is provided with two movable cylinder seats 31, the movable cylinder seats 31 are movably installed and sleeved outside the central shaft column 22, and the upper end and the lower end of the dust collection pipe fitting 21 are respectively and movably connected to the movable cylinder seats 31 at the top and the bottom.
The dust absorption pipe fitting 21 top is provided with mount pad 25, is provided with first dust absorption nest of tubes 5 and second dust absorption nest of tubes 6 in the mount pad 25, and first dust absorption nest of tubes 5 tip and first dust absorption hole 23 intercommunication, second dust absorption nest of tubes 6 tip and second dust absorption hole 24 intercommunication, the intercommunication state of second dust absorption nest of tubes 6 is based on the dust absorption pipe fitting 21 outwards expands or inwards contracts and presents open state, and first dust absorption nest of tubes 5 and second dust absorption nest of tubes 6 tip all communicate with dust absorption pipeline 4.
The cyclone separator, the filter cartridge dust remover and the air-cooled Roots vacuum unit in the embodiment are all connected with a control system and are used for controlling the dust removal process.
According to the invention, the detachable dust collection head 2 is provided with a plurality of dust collection pipe fittings 21, the bottom of the dust collection pipe fittings 21 is provided with a first dust collection hole 23, the side edge of the bottom of the dust collection pipe fittings 21 is provided with a second dust collection hole 24, the expansion and contraction driving part 3 drives the dust collection pipe fittings 21 to expand outwards or contract inwards, the dust collection area is enlarged when the expansion and contraction driving part expands outwards, the head of the detachable dust collection head 2 contracts inwards and becomes smaller when the expansion and contraction driving part contracts inwards, the detachable dust collection head is easy to extend to a narrow area of equipment narrow channels and narrow space in pipelines, and dust cleaning is convenient to be carried out on dead corners and narrow areas.
In addition, when the dust collection pipe 21 expands outwards or contracts inwards, the second dust collection pipe group 5 is in a communication state, so that the second dust collection holes 24 at the side edges of the dust collection pipe 21 can collect dust accordingly, the condition that the dust collection range is reduced due to the fact that the head of the detachable dust collection head 2 contracts inwards is avoided, and the corresponding dust collection range is also ensured to be enlarged when the dust collection pipe 21 expands outwards.
In the present invention, in order to make the width of the end of the dust suction pipe 21 contracted or expanded to be uniform, the center post 22 is mounted on the mounting seat 25 at the center axis position.
In addition, in order to enable the movable cylinder seat 31 to move and drive the end part of the dust collection pipe fitting 21 to retract or expand outwards, the invention also adopts the following design that, as shown in fig. 5, a first connecting seat 26 is arranged on the inner wall of the dust collection pipe fitting 21, a second connecting seat 27 is arranged on the outer wall of the movable cylinder seat 31, a rotating bolt 28 is arranged between the first connecting seat 26 and the second connecting seat 27, one end of the rotating bolt 28 is rotatably arranged on the first connecting seat 26, and the other end is rotatably arranged on the second connecting seat 27.
Under the condition that the movable cylinder seat 31 at the upper end moves downwards, the second connecting seat 27 on the movable cylinder seat is driven to move downwards, so that the rotary bolt 28 is driven to rotate, the distance between the top end of the dust collection pipe fitting 21 and the central shaft 22 is reduced, the rotary bolt 28 at the bottom and the first connecting seat 26 rotate relatively, and the dust collection pipe fitting 21 rotates around the joint of the rotary bolt 28 at the bottom and the first connecting seat 26, and the bottom end of the dust collection pipe fitting 21 expands outwards.
Under the condition that the movable cylinder seat 31 at the lower end moves upwards, the second connecting seat 27 on the movable cylinder seat is driven to move upwards, the rotating bolt 28 is driven to rotate, the distance between the bottom end of the dust collection pipe fitting 21 and the central shaft column 22 is reduced, the rotating bolt 28 at the top and the first connecting seat 26 rotate relatively, and the dust collection pipe fitting 21 rotates around the joint of the rotating bolt 28 at the top and the first connecting seat 26, so that the bottom end of the dust collection pipe fitting 21 contracts inwards.
In order to drive the movable cylinder seat 31 to move up and down, the invention is provided with a telescopic driving piece 3, and the telescopic driving piece 3 adopts the following preferred embodiments, as shown in fig. 1, 5 and 7, the telescopic driving piece 3 comprises at least one connecting block 32 connected in the movable cylinder seat 31, a driving cavity 33 arranged in the central shaft column 22 and a movable block 34 movably arranged in the driving cavity 33; the outer wall of the central shaft column 22 is provided with connecting vertical grooves 35 for sliding the connecting blocks 32, two movable blocks 34 are arranged and correspond to the positions of the movable cylinder seats 31, the end parts of the connecting blocks 32 are connected with the movable blocks 34, fixed blocks 36 are fixedly arranged in the driving cavities 33, the fixed blocks 36 are arranged between the movable blocks 34, and the movable blocks 34 are connected to the fixed blocks 36 through connecting springs.
A driving shaft lever 37 is arranged at the central shaft position in the driving cavity 33, the driving shaft lever 37 penetrates through the movable block 34 and the fixed block 36, an upper pushing block 38 and a lower pushing block 39 are connected and arranged on the driving shaft lever 37, the upper pushing block 38 is abutted above the upper movable block 34, and the lower pushing block 39 is abutted below the lower movable block 34; the drive shaft 37 is provided with threads, the upper pushing block 38 and the lower pushing block 39 are connected to the drive shaft 37 in a threaded manner, the end part of the drive shaft 37 is connected with a drive motor 310, and the drive motor 310 is arranged in the drive cavity 33.
As shown in fig. 8, the driving motor 310 drives the driving shaft 37 to rotate, the driving shaft 37 drives the upper pushing block 39 and the lower pushing block 39 to move upwards, in the upward moving process, the connecting spring at the lower part is extruded, the upper pushing block 39 is gradually far away from the movable block 34 at the top end, the movable block 34 at the bottom end is driven to move upwards, thereby driving the movable cylinder seat 31 at the lower end to move upwards through the connecting block 32, and if the driving motor 310 drives the driving shaft 37 to rotate in the opposite direction, the driving shaft 37 drives the upper pushing block 39 and the lower pushing block 39 to move downwards under the rotating action of the driving shaft 37, as shown in fig. 9, in the downward moving process, the lower pushing block 39 is gradually far away from the movable block 34 at the bottom end, the connecting spring at the lower part is extruded, the movable block 34 at the top end is driven to move downwards, and the movable cylinder seat 31 at the upper end is driven to move downwards through the connecting block 32.
In the process of expanding the bottom end of the dust collection pipe fitting 21, under the pulling action of the first dust collection pipe fitting 6 and the second dust collection pipe fitting 6 at the top, the situation that the rotation bolt 28 at the bottom rotates anticlockwise around the second connecting seat 27 may occur, so that the bottom end of the dust collection pipe fitting 21 expands outwards and contracts inwards, the action cannot realize the expansion, under the pulling action of the first dust collection pipe fitting 6 and the second dust collection pipe fitting 6 at the top, the situation that the rotation bolt 28 at the top rotates clockwise around the second connecting seat 27 may occur, so that the rotation bolt 28 at the top contracts inwards and expands outwards around the second connecting seat 27 may occur, in order to avoid the situation, the invention adopts the following design, as shown in fig. 1 and 6, the bottom and the top of the central shaft column 22 are sleeved with limiting cylinders 311, the movable cylinder seats 31 are abutted against the limiting cylinders 311, the periphery sides of the limiting cylinders 311 are provided with limiting blocks 312, and the rotation bolts 28 are abutted against the limiting blocks 312.
The stopper cylinder 311 and the stopper 312 at the bottom are used to restrict the rotation of the rotation peg 28 at the bottom from rotating counterclockwise and the rotation peg 28 at the top from rotating clockwise, thereby preventing the suction pipe 21 from following the reverse movement of the expansion and contraction after the expansion and contraction under the pulling action of the first suction pipe group 5 and the second suction pipe group 6.
In order to allow the upper end of the dust collection pipe fitting 21 to freely move, a movable groove 29 is formed in the bottom of the mounting seat 25 along the radial direction, the end part of the dust collection pipe fitting 21 is movably arranged in the movable groove 29, and the width of the movable groove 29 is the same as that of the dust collection pipe fitting 21.
In the invention, the first dust collection tube set 5 is used for sucking dust out through the first dust collection hole 24, an upper installation cavity 210 and a lower installation cavity 211 are arranged in the installation seat 25, a plurality of communication grooves 212 are arranged in the installation seat 25, the upper installation cavity 210 is communicated with the lower installation cavity 211 through the communication grooves 212, as shown in fig. 10, the first dust collection tube set 5 comprises a sliding tube seat 51 which is arranged in the communication grooves 212 in a sliding manner, a first communication tube 52 which penetrates through the sliding tube seat 51, and first springs 53 which are connected to two ends of the sliding tube seat 51, wherein the end parts of the first springs 53 are connected to the inlet and outlet of the communication grooves 212, one end of the first communication tube 52 is connected to the dust collection tube 21 and is communicated with the first dust collection hole 23, the other end of the first communication tube 52 is connected with a telescopic tube 54, and the end parts of the telescopic tube 54 extend out of the installation seat 25.
When the suction pipe 21 is retracted or expanded, the upper end of the suction pipe 21 is far away from the initial position, under the pulling action of the upper end of the suction pipe 21, the first communicating pipe 52 moves downward integrally, so that the sliding cylinder seat 51 moves downward in the communicating groove 212, the first spring 53 is extruded, and in the practical application process, the communicating groove 212 should be set to be long enough (the communicating groove 212 in the drawing is only an example, in practice, the length of the communicating groove 212 is determined according to the specific activity range of the suction pipe 21), so as to adapt to the situation that the rotation range of the suction pipe 21 is large, the pulling range of the first communicating pipe 52 is large, and the sliding cylinder seat 51 has enough space in the communicating groove 212 to provide the activity.
The second dust collecting pipe member 6 is used for sucking dust through the second dust collecting hole 24 located at the side, the second dust collecting pipe member 6 adopts the following preferred embodiment, the second dust collecting pipe member 6 includes a second communicating pipe 61 fixedly disposed in the other communicating groove 212, and a third communicating pipe 62 connected to an end of the second communicating pipe 61, an end of the third communicating pipe 62 is communicated with the second dust collecting hole 24, and an end of the second communicating pipe 61 extends to outside the mounting seat 25.
Dust enters the second communicating pipe 61 and the dust collection pipe 4 from the second dust collection hole 24 and the third communicating pipe 62 inside the dust collection pipe 21.
In order to control the communication state between the second communication pipe 61 and the third communication pipe 62 according to the movable state of the dust collection pipe 21, the invention also designs that, as shown in fig. 11, a first rotating cylinder 63 is connected to the second communication pipe 61 in a threaded manner, a second rotating cylinder 64 is connected to the third communication pipe 62 in a threaded manner, a first telescopic cylinder 65 and a second telescopic cylinder 66 are arranged between the first rotating cylinder 63 and the second rotating cylinder 64, the first rotating cylinder 63 is rotatably arranged on the first telescopic cylinder 65, the second rotating cylinder 64 is rotatably arranged on the second telescopic cylinder 66, the first telescopic cylinder 65 and the second telescopic cylinder 66 are slidably connected, the inner diameter above the inside of the first telescopic cylinder 65 is smaller than the inner diameter below the inside of the first telescopic cylinder 65, a first connecting rod 67 is arranged in the first telescopic cylinder 65, a second connecting rod 68 is arranged in the second telescopic cylinder 66, a connecting valve column 69 is arranged on the second connecting rod 68, the outer wall of the connecting valve column 69 is engaged with the wall above the inside of the first telescopic cylinder 65, and the first connecting rod 67 is connected with the connecting rod 610 through a sleeve 610, and a telescopic spring is arranged in the connecting sleeve 610.
In the above embodiment, when the dust collection pipe 21 is in the vertical state, the connection valve column 69 abuts against the inner wall above the interior of the first telescopic tube 65, and when the dust collection pipe 21 rotates inward or rotates outward, the third communicating tube 62 is pulled, so that the second telescopic tube 66 is away from the first telescopic tube 65, so that the second connecting rod 68 moves outward, so that the connection valve column 69 is away from the inner wall above the interior of the first telescopic tube 65, at this time, the first telescopic tube 65 and the second telescopic tube 66 are in a communicating state, and dust can pass through the second dust collection hole 24, the interior of the dust collection pipe 21, the third communicating tube 62, the second rotating tube 64, the second telescopic tube 66, the first telescopic tube 65, the first rotating tube 63 and the second communicating tube 61 in sequence by negative pressure, and then enter the interior of the dust collection pipe 4.
In the practical application process, the lengths of the first telescopic tube 65 and the second telescopic tube 66 are set to be long enough, the first telescopic tube 65 and the second telescopic tube 66 shown in the drawing are only examples, the lengths of which are determined according to the specific movement range of the dust collection pipe 21, so as to adapt to the situation that the pulling range of the third communicating tube 62 is large under the condition that the rotation range of the dust collection pipe 21 is large, the second telescopic tube 66 has enough space in the first telescopic tube 65 to provide the movement of the second telescopic tube 66 and ensure that the second telescopic tube 66 is not separated from the first telescopic tube 65, and the telescopic range of the telescopic tube 610 is also adaptively set according to the above description, so that the telescopic tube 610 cannot rotate due to the restriction of the size problem of the corresponding structure in the process of rotating the dust collection pipe 21.
In addition, in the present invention, the size of the connecting valve column 69 is close to half of the inner size of the first telescopic tube 65, so that dust accumulation is easy to occur in the structure, the first rotary tube 63, the second rotary tube 64, the first telescopic tube 65 and the second telescopic tube 66 are integrated and detachably mounted on the end parts of the second communicating tube 61 and the third communicating tube 62, the structure is mounted on the second communicating tube 61 and the third communicating tube 62 and is detachable by rotating the first rotary tube 63 and the second rotary tube 64, the problem is effectively solved, and the structural design that the second communicating tube 61 and the third communicating tube 62 can be pulled and bent is also convenient for the detachment and mounting corresponding to the structure.
In the invention, an installation thread cylinder 7 is installed on an installation seat 25, and the end part of a dust collection pipeline 4 is in threaded connection with the installation thread cylinder 7.
In summary, the main implementation process of the invention is as follows:
1. Carrying out external-expansion range dust collection on a field;
starting a cyclone separator, a filter cartridge dust remover, an air-cooled Roots vacuum unit and a positive pressure cabin pump;
The driving motor 310 drives the driving shaft rod 37 to rotate, the upper pushing block 39 and the lower pushing block 39 are driven to move downwards under the rotation action of the driving shaft rod 37, the movable block 34 positioned at the top is driven to move downwards, the movable cylinder seat 31 positioned above is driven to move downwards through the connecting block 32, the second connecting seat 27 on the movable block is driven to move downwards, the rotating bolt 28 is driven to rotate, the distance between the top end of the dust collection pipe fitting 21 and the central shaft column 22 is reduced, the rotating bolt 28 at the bottom and the first connecting seat 26 relatively rotate, the dust collection pipe fitting 21 rotates around the joint of the rotating bolt 28 at the bottom and the first connecting seat 26, and the bottom end of the dust collection pipe fitting 21 expands outwards;
The position of the dust collection pipeline 4 is controlled, dust enters the dust collection pipe fitting 21 from the first dust collection hole 23, then enters the dust collection pipeline 4 through the first communication pipe 52 and the telescopic pipe 54, and enters the dust collection pipeline 4 from the second dust collection hole 24 through the dust collection pipe fitting 21, the third communication pipe 62, the second rotary cylinder 64, the second telescopic cylinder 66, the first telescopic cylinder 65, the first rotary cylinder 63 and the second communication pipe 61, then enters the dust collection pipeline 4 through the cyclone separator and the filter cylinder dust remover, and finally is discharged from an ash outlet, and the dust separated under the driving of the positive pressure bin pump enters an ash storage bin.
2. Dust is collected from areas with smaller space such as a narrow channel;
starting a cyclone separator, a filter cartridge dust remover, an air-cooled Roots vacuum unit and a positive pressure cabin pump;
The driving motor 310 drives the driving shaft lever 37 to rotate, and the upper pushing block 39 and the lower pushing block 39 are driven to move upwards under the rotation action of the driving shaft lever 37, so that the movable block 34 positioned at the bottom is driven to move upwards, and the movable cylinder seat 31 positioned below is driven to move upwards through the connecting block 32;
Under the condition that the movable cylinder seat 31 at the lower end moves upwards, the second connecting seat 27 on the movable cylinder seat is driven to move upwards, the rotary bolt 28 is driven to rotate, so that the distance between the bottom end of the dust collection pipe fitting 21 and the central shaft column 22 is reduced, the rotary bolt 28 at the top and the first connecting seat 26 relatively rotate, and the dust collection pipe fitting 21 rotates around the joint of the rotary bolt 28 at the top and the first connecting seat 26, and the bottom end of the dust collection pipe fitting 21 is contracted inwards;
The position of the dust collection pipeline 4 is controlled, dust enters the dust collection pipe fitting 21 from the first dust collection hole 23, then enters the dust collection pipeline 4 through the first communication pipe 52 and the telescopic pipe 54, and enters the dust collection pipeline 4 from the second dust collection hole 24 through the dust collection pipe fitting 21, the third communication pipe 62, the second rotary cylinder 64, the second telescopic cylinder 66, the first telescopic cylinder 65, the first rotary cylinder 63 and the second communication pipe 61, then enters the dust collection pipeline 4 through the cyclone separator and the filter cylinder dust remover, and finally is discharged from an ash outlet, and the dust separated under the driving of the positive pressure bin pump enters an ash storage bin.
The above embodiments are only exemplary embodiments of the present application and are not intended to limit the present application, the scope of which is defined by the claims. Various modifications and equivalent arrangements of this application will occur to those skilled in the art, and are intended to be within the spirit and scope of the application.
Claims (5)
1. A vacuum cleaner head zoom type super negative pressure vacuum cleaner is characterized by comprising:
The dust collector comprises a dust collector body (1), wherein a cyclone separator, a filter cartridge dust collector and an air-cooled Roots vacuum unit are sequentially arranged on the dust collector body, the cyclone separator, the filter cartridge dust collector and the air-cooled Roots vacuum unit are connected through a pipeline, the inlet of the cyclone separator is connected with a dust collection pipeline (4), the outlet of the cyclone separator is connected with the inlet of the filter cartridge dust collector, positive pressure bin pumps are arranged below ash outlets of the cyclone separator and the filter cartridge dust collector, and the output end of the positive pressure bin pump is connected with an ash storage bin;
The detachable dust collection head (2) is arranged at the end part of the dust collection pipeline (4), the detachable dust collection head (2) is provided with a plurality of dust collection pipe fittings (21), a central shaft column (22) is arranged in the dust collection pipe fittings (21), the dust collection pipe fittings (21) are circumferentially distributed on the circumferential side of the central shaft column (22), a zoom gap exists between adjacent dust collection pipe fittings (21), a first dust collection hole (23) is formed in the bottom of the dust collection pipe fittings (21), and a second dust collection hole (24) is formed in the side edge of the bottom of the dust collection pipe fittings (21);
The telescopic driving piece (3) is arranged on the central shaft column (22), the telescopic driving piece (3) is provided with two movable cylinder seats (31), the movable cylinder seats (31) are movably arranged and sleeved outside the central shaft column (22), and the upper end part and the lower end part of the dust collection pipe fitting (21) are respectively and movably connected to the movable cylinder seats (31) at the top and the bottom;
The top of the dust collection pipe fitting (21) is provided with a mounting seat (25), a first dust collection pipe fitting (5) and a second dust collection pipe fitting (6) are arranged in the mounting seat (25), the end part of the first dust collection pipe fitting (5) is communicated with the first dust collection hole (23), the end part of the second dust collection pipe fitting (6) is communicated with the second dust collection hole (24), the communication state of the second dust collection pipe fitting (6) is based on the outwards expanded or inwards contracted opening state of the dust collection pipe fitting (21), and the end parts of the first dust collection pipe fitting (5) and the second dust collection pipe fitting (6) are communicated with the dust collection pipeline (4);
The central shaft column (22) is arranged at the central shaft position on the mounting seat (25);
The dust collection pipe fitting (21) is characterized in that a first connecting seat (26) is arranged on the inner wall of the dust collection pipe fitting (21), a second connecting seat (27) is arranged on the outer wall of the movable cylinder seat (31), a rotary bolt (28) is arranged between the first connecting seat (26) and the second connecting seat (27), one end of the rotary bolt (28) is rotatably installed on the first connecting seat (26), and the other end of the rotary bolt is rotatably installed on the second connecting seat (27);
A plurality of communication grooves (212) are formed in the mounting seat (25), an upper mounting cavity (210) and a lower mounting cavity (211) are formed in the mounting seat (25), and the upper mounting cavity (210) is communicated with the lower mounting cavity (211) through the communication grooves (212);
the second dust collection pipe group (6) comprises a second communicating pipe (61) fixedly arranged in one of the communicating grooves (212) and a third communicating pipe (62) connected to the end part of the second communicating pipe (61);
The end part of the third communicating pipe (62) is communicated with the second dust collection hole (24), and the end part of the second communicating pipe (61) extends out of the mounting seat (25);
The second communicating pipe (61) is connected with a first rotating cylinder (63) in a threaded manner, the third communicating pipe (62) is connected with a second rotating cylinder (64) in a threaded manner, a first telescopic cylinder (65) and a second telescopic cylinder (66) are arranged between the first rotating cylinder (63) and the second rotating cylinder (64), the first rotating cylinder (63) is rotatably arranged on the first telescopic cylinder (65), the second rotating cylinder (64) is rotatably arranged on the second telescopic cylinder (66), and the first telescopic cylinder (65) and the second telescopic cylinder (66) are in sliding connection;
The inner diameter of the upper part inside the first telescopic cylinder (65) is smaller than the inner diameter of the lower part inside the first telescopic cylinder (65), a first connecting rod (67) is arranged in the first telescopic cylinder (65), a second connecting rod (68) is arranged in the second telescopic cylinder (66), a connecting valve column (69) is arranged on the second connecting rod (68), the outer wall of the connecting valve column (69) is matched with the wall body of the upper part inside the first telescopic cylinder (65), the first connecting rod (67) is connected with the connecting valve column (69) through a telescopic sleeve (610), and a pulling spring is arranged in the telescopic sleeve (610);
The expansion driving piece (3) comprises at least one connecting block (32) connected in the movable cylinder seat (31), a driving cavity (33) arranged in the central shaft column (22) and a movable block (34) movably arranged in the driving cavity (33);
the outer wall of the central shaft column (22) is provided with two connecting vertical grooves (35) for sliding the connecting blocks (32), the two movable blocks (34) are corresponding to the positions of the movable cylinder seats (31), the end parts of the connecting blocks (32) are connected with the movable blocks (34), the driving cavity (33) is internally fixedly provided with fixed blocks (36), the fixed blocks (36) are arranged between the movable blocks (34), and the movable blocks (34) are connected to the fixed blocks (36) through connecting springs;
A driving shaft lever (37) is arranged at the central shaft position in the driving cavity (33), the driving shaft lever (37) penetrates through the movable block (34) and the fixed block (36), an upper pushing block (38) and a lower pushing block (39) are connected and arranged on the driving shaft lever (37), the upper pushing block (38) is abutted above the movable block (34) which is positioned above, and the lower pushing block (39) is abutted below the movable block (34) which is positioned below;
The driving shaft rod (37) is provided with threads, the upper pushing block (38) and the lower pushing block (39) are in threaded connection with the driving shaft rod (37), the end part of the driving shaft rod (37) is connected with a driving motor (310), and the driving motor (310) is arranged in the driving cavity (33).
2. The dust collection head zoom type super-negative pressure dust collection and removal device according to claim 1, wherein a limiting cylinder (311) is sleeved at the bottom and the top of the central shaft column (22), the movable cylinder seat (31) is abutted to the limiting cylinder (311), a limiting block (312) is arranged on the periphery of the limiting cylinder (311), and the rotary bolt (28) is abutted to the limiting block (312).
3. The vacuum cleaner head zoom type super-negative pressure dust collection and removal device according to claim 2, wherein a movable groove (29) is formed in the bottom of the mounting seat (25) along the radial direction, the end part of the dust collection pipe fitting (21) is movably arranged in the movable groove (29), and the width of the movable groove (29) is the same as the width of the dust collection pipe fitting (21).
4. A vacuum cleaner head telescopic super negative pressure dust suction and removal apparatus according to claim 3, wherein said first suction pipe group (5) comprises a sliding cylinder seat (51) slidably disposed in the other of said communicating grooves (212), a first communicating pipe (52) penetrating through said sliding cylinder seat (51), and a first spring (53) connected to both ends of said sliding cylinder seat (51);
the end part of the first spring (53) is connected to the inlet and outlet of the communication groove (212), one end of the first communication pipe (52) is connected to the dust collection pipe fitting (21) and communicated with the first dust collection hole (23), the other end of the first communication pipe (52) is connected with the telescopic pipe (54), and the end part of the telescopic pipe (54) extends out of the mounting seat (25).
5. The device for sucking and removing dust by means of the scaled super negative pressure of the dust suction head according to claim 4, wherein the installation screw cylinder (7) is installed on the installation seat (25), and the end of the dust suction pipeline (4) is in threaded connection with the installation screw cylinder (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310741948.1A CN116618404B (en) | 2023-06-21 | 2023-06-21 | Dust collection head zoom type super-negative pressure dust collection and removal device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310741948.1A CN116618404B (en) | 2023-06-21 | 2023-06-21 | Dust collection head zoom type super-negative pressure dust collection and removal device |
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| CN116618404A CN116618404A (en) | 2023-08-22 |
| CN116618404B true CN116618404B (en) | 2024-04-19 |
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| CN202310741948.1A Active CN116618404B (en) | 2023-06-21 | 2023-06-21 | Dust collection head zoom type super-negative pressure dust collection and removal device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN116618404A (en) | 2023-08-22 |
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Address after: 100176 702-2, 6th floor, building 3, yard 8, Ronghua Middle Road, Beijing Economic and Technological Development Zone, Daxing District, Beijing Patentee after: BEIJING MUZHI TECHNOLOGY Co.,Ltd. Country or region after: China Patentee after: MCC CAPITAL ENGINEERING & RESEARCH Inc.,Ltd. Address before: Room 2606, 22nd Floor, Building 9, No. 8 Ronghua Middle Road, Beijing Economic and Technological Development Zone, Daxing District, Beijing 102600 Patentee before: BEIJING MUZHI TECHNOLOGY Co.,Ltd. Country or region before: China Patentee before: MCC CAPITAL ENGINEERING & RESEARCH Inc.,Ltd. |