CN108757585A - The centrifugal blower of dust-and-foreign-object-proof mechanism is installed - Google Patents
The centrifugal blower of dust-and-foreign-object-proof mechanism is installed Download PDFInfo
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- CN108757585A CN108757585A CN201810526627.9A CN201810526627A CN108757585A CN 108757585 A CN108757585 A CN 108757585A CN 201810526627 A CN201810526627 A CN 201810526627A CN 108757585 A CN108757585 A CN 108757585A
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- Prior art keywords
- dust
- foreign matter
- rectangular
- exhaust outlet
- air inlet
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Classifications
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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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
-
- 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
- F04D29/002—Details, component parts, or accessories especially adapted for elastic fluid pumps
-
- 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
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
- F04D29/624—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention provides the centrifugal blower for installing dust-and-foreign-object-proof mechanism, including centrifugal blower main body, exhaust outlet dust and foreign matter barrier structure and air inlet dust and foreign matter barrier structure；Offer the U-lag at one at left and right sides of the adjacent centrifugal blower main body exhaust outlet at position, and this inwardly offers the threaded hole at one at two at U-lag inner wall semicircular structure axis part.When the daily storing of centrifugal blower main body of the present invention, rectangular shaped slider can be stirred to the right first, it is set to be slided to the right along rectangular slide groove, when the right side of rectangular shaped slider and rectangular slide groove right end inner wall fit, everywhere between the second rectangular opening interval position and the second rectangular opening neighboring edge in the leftmost side and the rightmost side interval position respectively with five at the first rectangle hole site it is corresponding, therefore the exhaust outlet position of centrifugal blower main body can be closed, prevent dust and foreign matter from entering centrifugal blower body interior from exhaust outlet position.
Description
Technical field
The invention belongs to fluid machinery technical fields, more specifically, more particularly to install dust-and-foreign-object-proof mechanism from
Heart wind turbine.
Background technology
Centrifugal blower is to improve gas pressure by the mechanical energy of input and supply gas side by side the machinery of body, it is a kind of driven
Fluid machinery.
Based on above-mentioned, the inventors discovered that, for centrifugal blower in daily storing, exhaust outlet and air inlet are in naked leakage
State, there is no other auxiliary radical occlusion devices, it is prolonged put easily lead to dust and foreign matter (insect etc.) from exhaust outlet or into
Air port enters in centrifugal blower, causes subsequently when in use, to cause centrifugal blower use not smooth, influences its normal work
Efficiency.
Then, in view of this, being studied improvement for existing structure and missing, provide installation dust-and-foreign-object-proof mechanism
Centrifugal blower, to achieve the purpose that with more more practical value.
Invention content
In order to solve the above technical problem, the present invention provides the centrifugal blower for installing dust-and-foreign-object-proof mechanism, with solve from
For heart wind turbine in daily storing, exhaust outlet and air inlet are in naked leakage state, and there is no other auxiliary radical occlusion devices, when long
Between storing easily lead to dust and foreign matter (insect etc.) is entered from exhaust outlet or air inlet in centrifugal blower, cause subsequently to make
Used time causes centrifugal blower use not smooth, influences its normal working efficiency problem.
The present invention installs the purpose and effect of the centrifugal blower of dust-and-foreign-object-proof mechanism, is reached by technological means in detail below
At：
The centrifugal blower of dust-and-foreign-object-proof mechanism is installed, including centrifugal blower main body, U-lag, threaded hole, fastening bolt,
Dust and foreign matter baffle, the first rectangular slab, the first rectangular opening, rectangular slide groove, the first minor arc discount vibram outlet mouth, the first U before exhaust outlet
Dust and foreign matter baffle, the second rectangular slab, the second rectangular opening, rectangular shaped slider, air inlet after shape block, the first counter sink, exhaust outlet
Preceding dust and foreign matter baffle, the first plectane, the second U-shaped block, the second counter sink, rectangular notch, the second minor arc discount vibram outlet mouth, the first fan
Dust and foreign matter baffle, the second plectane, rectangle are convex after shape hole composite structure, the second scallop hole composite structure, multi-diameter shaft, air inlet
Bittiness, stepped hole, third scallop hole composite structure, four fan-shaped hole composite structure, exhaust outlet dust and foreign matter barrier structure and
Air inlet dust and foreign matter barrier structure；It is offered at one at position at left and right sides of the adjacent centrifugal blower main body exhaust outlet
The U-lag, and this inwardly offers the screw thread at one at two at U-lag inner wall semicircular structure axis part
Hole；The centrifugal blower main body exhaust outlet inner wall is provided with one group by dust before the exhaust outlet and foreign matter baffle and the air draft
The exhaust outlet dust and foreign matter barrier structure that dust and foreign matter baffle collectively constitute after mouthful；Dust and different before the exhaust outlet
Object baffle is sunk by first rectangular slab, the first rectangular opening, rectangular slide groove, the first minor arc discount vibram outlet mouth, the first U-shaped block, first
Head bore collectively constitutes；The first rectangular slab front end face is alternatively arranged shape with left and right and offers first rectangular opening at five altogether；
First rectangular slab left side center and right side center are welded with one piece of the first U-shaped block, and two pieces
First counter sink at one is offered at the axis part of the first U-shaped block semicircular structure；First rectangular slab
First rectangular opening at the front end face upper right corner adjacent five in first rectangular opening in the rightmost side and its adjacent described
The rectangular slide groove at one is offered above first rectangular opening interval position, and is opened up at rectangular slide groove left side edge position
There is the first minor arc discount vibram outlet mouth at one；There are four the fastening bolt is arranged altogether, and the tail of fastening bolt described in two of which
End is each passed through the threaded hole screw thread at two of first counter sink and exhaust outlet the position left and right sides position at two and is connected
It connects, therefore dust and foreign matter baffle are fixed at the centrifugal blower main body exhaust outlet position before the exhaust outlet；The exhaust outlet
Preceding dust and foreign matter baffle rear end face are provided with dust and foreign matter baffle after the exhaust outlet；Dust and foreign matter after the exhaust outlet
Baffle is collectively constituted by second rectangular slab, the second rectangular opening, rectangular shaped slider；The second rectangular slab front end face is between left and right
Second rectangular opening everywhere is offered altogether every arrangement shape, and everywhere at the size of second rectangular opening and spacing distance and five
The first rectangle pore size and spacing distance are equal；It is fixedly connected with one at the second rectangular slab front end face upper right corner position
Rectangular shaped slider described in block；The rectangular shaped slider is slidably connected in the rectangular slide groove；The adjacent centrifugal blower main body into
Also the U-lag at one is offered at left and right sides of air port at position, and the U-lag inner wall semicircular structure axle center at two
Also the threaded hole at one is inwardly offered at position.
Further, the centrifugal blower main body air inlet inner wall is provided with one group by dust and foreign matter before the air inlet
The air inlet dust and foreign matter barrier structure that dust and foreign matter baffle collectively constitute after baffle and the air inlet；It is described into
Dust and foreign matter baffle are by first plectane, the second U-shaped block, the second counter sink, rectangular notch, the second minor arc discount vibram outlet before air port
Mouth, the first scallop hole composite structure, the second scallop hole composite structure, multi-diameter shaft collectively constitute.
Further, first plectane outer circular array shape is fixedly connected with two pieces of the second U-shaped blocks, and two
Second counter sink at one is offered at second U-shaped block top end face semicircular structure axis part described in block；Described first
It is fan-shaped that plectane front end face circular array shape offers at two at the first scallop hole composite structure and two described second respectively
Hole composite structure；The first plectane front end face offers a place at one at the first scallop hole composite structure position
Rectangular notch is stated, and rectangular notch top edge position offers the second minor arc discount vibram outlet mouth at one；First plectane bottom
End face axis part is fixedly connected with a multi-diameter shaft；The tail of remaining two fastening bolts in the fastening bolt
End is each passed through the threaded hole screw thread at two of second counter sink and air inlet the position left and right sides position at two and is connected
It connects, therefore dust and foreign matter baffle are fixed at the centrifugal blower main body air inlet position before the air inlet.
Further, dust and foreign matter baffle rear end face are provided with dust and foreign matter after the air inlet before the air inlet
Baffle；Dust and foreign matter baffle are by second plectane, rectangular preiection block, stepped hole, third scallop hole group after the air inlet
Close structure, four fan-shaped hole composite structure collectively constitutes；The second plectane front end face axis part offers the rank at one
Terraced hole, and stepped hole is rotatably connected on the multi-diameter shaft；Dust and foreign matter baffle front end face battle array in a ring after the air inlet
Column-shaped offers at two the four fan-shaped hole composite structure at the third scallop hole composite structure and two respectively；The air inlet
Dust and foreign matter baffle front end face are fixedly connected with one piece of institute at one at the third scallop hole composite structure position after mouthful
State rectangular preiection block.
Further, the length of dust and second rectangular slab in foreign matter baffle is less than the row after the exhaust outlet
The length of dust and first rectangular slab in foreign matter baffle before air port, after the exhaust outlet in dust and foreign matter baffle
The left side of rectangular shaped slider fits with the rectangular slide groove left end inner wall in dust before the exhaust outlet and foreign matter baffle
When, the first square described everywhere spaced from left to right at second rectangular opening and five in first rectangular opening everywhere
Shape hole site is corresponding.
Further, the right side of dust and the rectangular shaped slider in foreign matter baffle and the exhaust outlet after exhaust outlet
When the rectangular slide groove right end inner wall in preceding dust and foreign matter baffle fits, everywhere between second rectangular opening between
Every position and the interval position of the second rectangular opening neighboring edge in the leftmost side and the rightmost side respectively with five at described
One rectangle hole site is corresponding.
Further, two places that the first plectane front end face described in dust and foreign matter baffle is opened up before the air inlet
It states the second scallop hole composite structure at the first scallop hole composite structure and two to be made of scallop hole everywhere, and fans everywhere
Therefrom the heart is incremented by successively outward for shape hole arc length, and in the distribution that is staggered between it.
Compared with prior art, the present invention has the advantages that：
When the daily storing of centrifugal blower main body of the present invention, rectangular shaped slider can be stirred to the right first, make it along rectangular slide
Slot slides to the right, until the right side of rectangular shaped slider is in contact with rectangular slide groove right end inner wall, when the right side of rectangular shaped slider
When fitting with rectangular slide groove right end inner wall, everywhere the interval position between the second rectangular opening and be in the leftmost side and the rightmost side
The second rectangular opening neighboring edge interval position it is corresponding with the first rectangle hole site at five respectively, because of the second rectangular opening everywhere
Size and the second adjacent rectangular opening between spacing distance it is equal with the first rectangle pore size and spacing distance at five,
Therefore the exhaust outlet position of centrifugal blower main body can be closed, prevent dust and foreign matter from entering centrifugal blower master from exhaust outlet position
Internal portion.
After exhaust outlet position is closed, dust and foreign matter after air inlet can be made by the way that rectangular preiection block can be stirred clockwise
Baffle dust and foreign matter flapper before air inlet, until rectangular preiection block touches the first plectane, therefore dust after air inlet
And foreign matter baffle can be by the first scallop hole composite structure and the second scallop hole combination knot in dust before air inlet and foreign matter baffle
Structure is closed, and prevents dust and foreign matter from entering centrifugal blower body interior from air inlet position.
Exhaust outlet dust and foreign matter barrier structure and air inlet dust and foreign matter barrier structure are distinguished by fastening bolt
It is fixed at the exhaust outlet and air inlet part of centrifugal blower main body, when needing using centrifugal blower main body, dismounting can be passed through
Fastening bolt is dismantled, in order to the normal use of centrifugal blower main body.
Description of the drawings
Fig. 1 is that exhaust outlet dust and foreign matter barrier structure and air inlet dust and foreign matter barrier structure of the invention install shape
State axis regards structural schematic diagram.
Fig. 2 is the exhaust outlet dust and foreign matter barrier structure and air inlet dust and foreign matter barrier structure disassembled configuration of the present invention
Structural schematic diagram at centrifugal blower main body air inlet position under state.
Fig. 3 is the exhaust outlet dust and foreign matter barrier structure and air inlet dust and foreign matter barrier structure disassembled configuration of the present invention
Structural schematic diagram at centrifugal blower main body exhaust outlet position under state.
Fig. 4 is that the exhaust outlet dust of the present invention and foreign matter barrier structure axis regard structural schematic diagram.
Fig. 5 be the present invention exhaust outlet before dust and foreign matter baffle arrangement schematic diagram.
Fig. 6 be the present invention exhaust outlet after dust and foreign matter baffle arrangement schematic diagram.
Fig. 7 is that the air inlet dust of the present invention and foreign matter barrier structure axis regard structural schematic diagram.
Fig. 8 is the half barrier structure schematic diagram of air inlet dust and foreign matter barrier structure of the present invention.
Fig. 9 be the present invention air inlet before dust and foreign matter baffle front end axis regard structural schematic diagram.
Figure 10 be the present invention air inlet before dust and foreign matter baffle rear axle regard structural schematic diagram.
Figure 11 be the present invention air inlet after dust and foreign matter baffle rear axle regard structural schematic diagram.
Figure 12 be the present invention air inlet after dust and foreign matter baffle front end axis regard structural schematic diagram.
In figure, the correspondence of component names and accompanying drawing number is：
1- centrifugal blower main bodys, 101-U shape slots, 102- threaded holes, 2- fastening bolts, dust and foreign matter gear before 3- exhaust outlets
Plate, the first rectangular slabs of 301-, the first rectangular openings of 302-, 303- rectangular slide grooves, 304- the first minor arc discount vibram outlet mouths, the first U of 305-
Shape block, the first counter sinks of 306-, dust and foreign matter baffle after 4- exhaust outlets, the second rectangular slabs of 401-, the second rectangular openings of 402-,
403- rectangular shaped sliders, dust and foreign matter baffle before 5- air inlets, the first plectanes of 501-, 502- the second U-shaped blocks, the second countersunk heads of 503-
Hole, 504- rectangular notches, 505- the second minor arc discount vibram outlet mouths, 506- the first scallop hole composite structures, the combination of the second scallop holes of 507-
Structure, 508- multi-diameter shafts, dust and foreign matter baffle after 6- air inlets, the second plectanes of 601-, 602- rectangular preiection blocks, 603- ladders
Hole, 604- third scallop hole composite structures, the four fan-shaped hole composite structures of 605-, 01- exhaust outlets dust and foreign matter barrier structure,
02- air inlets dust and foreign matter barrier structure.
Specific implementation mode
Embodiments of the present invention are described in further detail with reference to the accompanying drawings and examples.Following embodiment is used for
Illustrate the present invention, but cannot be used for limiting the scope of the invention.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more；Term "upper",
The orientation or positional relationship of the instructions such as "lower", "left", "right", "inner", "outside", " front end ", " rear end ", " head ", " tail portion " is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as pair
The limitation of the present invention.In addition, term " first ", " second ", " third " etc. are used for description purposes only, and should not be understood as instruction or
Imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " connected " " connects
Connect " it shall be understood in a broad sense, for example, it may be being fixedly connected, it may be a detachable connection, or be integrally connected；It can be machine
Tool connects, and can also be electrical connection；It can be directly connected, it can also be indirectly connected through an intermediary.For this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Embodiment：
As shown in attached drawing 1 to attached drawing 12：
The present invention provides the centrifugal blower for installing dust-and-foreign-object-proof mechanism, including centrifugal blower main body 1, U-lag 101, spiral shell
Dust and foreign matter baffle 3, the first rectangular slab 301, the first rectangular opening 302, rectangle are slided before pit 102, fastening bolt 2, exhaust outlet
Dust and foreign matter baffle 4 after dynamic slot 303, the first minor arc discount vibram outlet mouth 304, the first U-shaped block 305, the first counter sink 306, exhaust outlet,
Dust and foreign matter baffle 5 before second rectangular slab 401, the second rectangular opening 402, rectangular shaped slider 403, air inlet, the first plectane 501,
Second U-shaped block 502, the second counter sink 503, rectangular notch 504, the second minor arc discount vibram outlet mouth 505, the first scallop hole composite structure
506, dust and foreign matter baffle 6, the second plectane 601, rectangle after the second scallop hole composite structure 507, multi-diameter shaft 508, air inlet
Protruding block 602, stepped hole 603, third scallop hole composite structure 604, four fan-shaped hole composite structure 605, exhaust outlet dust and
Foreign matter barrier structure 01 and air inlet dust and foreign matter barrier structure 02；Adjacent described 1 exhaust outlet of centrifugal blower main body or so two
Offer the U-lag 101 at one at side, and this is at two at 101 inner wall semicircular structure axis part of the U-lag
Inwardly offer the threaded hole 102 at one；1 exhaust outlet inner wall of the centrifugal blower main body is provided with one group by the air draft
Dust and foreign matter baffle 4 collectively constitute after dust and foreign matter baffle 3 and the exhaust outlet before mouthful the exhaust outlet dust and different
Object barrier structure 01；Dust and foreign matter baffle 3 are by first rectangular slab 301, the first rectangular opening 302, square before the exhaust outlet
Shape sliding groove 303, the first minor arc discount vibram outlet mouth 304, the first U-shaped block 305, the first counter sink 306 collectively constitute；First rectangle
301 front end face of plate is alternatively arranged shape with left and right and offers first rectangular opening 302 at five altogether；First rectangular slab 301 is left
End face center position and right side center are welded with one piece of the first U-shaped block 305, and two pieces of the first U-shaped blocks
First counter sink 306 at one is offered at the axis part of 305 semicircular structures；First rectangular slab, 301 front end
First rectangular opening 302 in first rectangular opening 302 in the rightmost side and its adjacent institute at the face upper right corner adjacent five
It states and offers the rectangular slide groove 303 at one, and 303 left side of rectangular slide groove above the position of the first rectangular opening 302 interval
Edge offers the first minor arc discount vibram outlet mouth 304 at one at position；There are four the fastening bolt 2 is arranged altogether, and two of which
The tail end of the fastening bolt 2 is each passed through first counter sink 306 and two of position at left and right sides of exhaust outlet position at two
Locate 102 screw thread of the threaded hole to be connected, therefore dust and foreign matter baffle 3 are fixed on the centrifugal blower main body before the exhaust outlet
At 1 exhaust outlet position；Dust and 3 rear end face of foreign matter baffle are provided with dust and foreign matter gear after the exhaust outlet before the exhaust outlet
Plate 4；Dust and foreign matter baffle 4 are by second rectangular slab 401, the second rectangular opening 402, rectangular shaped slider 403 after the exhaust outlet
It collectively constitutes；Second rectangular slab, 401 front end face is alternatively arranged shape with left and right and offers second rectangular opening everywhere altogether
402, and 302 size of the first rectangular opening and interval at the size of second rectangular opening 402 and spacing distance and five everywhere
Apart from equal；Second rectangular slab is fixedly connected with one piece of rectangular shaped slider 403 at 401 front end face upper right corner position；Institute
Rectangular shaped slider 403 is stated to be slidably connected in the rectangular slide groove 303；Adjacent described 1 air inlet of centrifugal blower main body or so two
Also the U-lag 101 at one is offered at side, and the 101 inner wall semicircular structure axis part of the U-lag at two
Place also inwardly offers the threaded hole 102 at one.
Wherein, 1 air inlet inner wall of the centrifugal blower main body is provided with one group and is kept off by dust before the air inlet and foreign matter
The air inlet dust and foreign matter barrier structure 02 that dust and foreign matter baffle 6 collectively constitute after plate 5 and the air inlet；It is described
Dust and foreign matter baffle 5 are by first plectane 501, the second U-shaped block 502, the second counter sink 503, rectangular notch before air inlet
504, the second minor arc discount vibram outlet mouth 505, the first scallop hole composite structure 506, the second scallop hole composite structure 507, multi-diameter shaft 508 are total
With composition.
Wherein, first plectane, 501 outer circular array shape is fixedly connected with two pieces of the second U-shaped blocks 502, and
Second counter sink 503 at one is offered at two pieces of 502 top end face semicircular structure axis parts of the second U-shaped block；
First plectane, 501 front end face circular array shape offers the first scallop hole composite structure 506 and two at two respectively
Locate the second scallop hole composite structure 507；First plectane, 501 front end face the first scallop hole combination knot at one
Offer the rectangular notch 504 at one at 506 position of structure, and 504 top edge position of rectangular notch offer it is described at one
Second minor arc discount vibram outlet mouth 505；First plectane, 501 bottom face axis part is fixedly connected with a multi-diameter shaft 508；Institute
The tail end for stating remaining two fastening bolts 2 in fastening bolt 2 is each passed through second counter sink 503 and air inlet at two
102 screw thread of the threaded hole is connected at the two of position at left and right sides of oral area position, therefore dust and foreign matter baffle 5 before the air inlet
It is fixed at 1 air inlet position of the centrifugal blower main body.
Wherein, dust and 5 rear end face of foreign matter baffle are provided with dust and foreign matter gear after the air inlet before the air inlet
Plate 6；Dust and foreign matter baffle 6 are by second plectane 601, rectangular preiection block 602, stepped hole 603, third after the air inlet
Scallop hole composite structure 604, four fan-shaped hole composite structure 605 collectively constitute；Second plectane, 601 front end face axis part
The stepped hole 603 at one is offered, and stepped hole 603 is rotatably connected on the multi-diameter shaft 508；Dust after the air inlet
And 6 front end face circular array shape of foreign matter baffle offers the third scallop hole composite structure 604 and two places at two respectively
State four fan-shaped hole composite structure 605；Dust and 6 front end face of foreign matter baffle third at one are fan-shaped after the air inlet
One piece of rectangular preiection block 602 is fixedly connected at 604 position of hole composite structure.
Wherein, the length of dust and second rectangular slab 401 in foreign matter baffle 4 is less than the row after the exhaust outlet
The length of dust and first rectangular slab 301 in foreign matter baffle 3 before air port, dust and foreign matter baffle after the exhaust outlet
The left side of rectangular shaped slider 403 in 4 and the rectangular slide groove 303 in dust before the exhaust outlet and foreign matter baffle 3 are left
When end inner wall fits, the interval from left to right at second rectangular opening 402 and five in first rectangular opening 302 is arranged everywhere
302 position of the first rectangular opening described everywhere of row is corresponding.
Wherein, the right side of dust and the rectangular shaped slider 403 in foreign matter baffle 4 and the exhaust outlet after exhaust outlet
When 303 right end inner wall of the rectangular slide groove in preceding dust and foreign matter baffle 3 fits, second rectangular opening 402 everywhere
Between interval position and 402 neighboring edge of the second rectangular opening in the leftmost side and the rightmost side interval position respectively with
First rectangular opening, 302 position is corresponding at five.
Wherein, two places that 501 front end face of the first plectane described in dust and foreign matter baffle 5 is opened up before the air inlet
The second scallop hole composite structure 507 at the first scallop hole composite structure 506 and two is stated to be made of scallop hole everywhere, and
Scallop hole arc length is incremented by successively outward from center everywhere, and in the distribution that is staggered between it.
The specifically used mode of the present embodiment and effect：
When centrifugal blower 1 daily storing of main body, rectangular shaped slider 403 can be stirred to the right first, make it along rectangular slide groove
303 slide to the right, until the right side of rectangular shaped slider 403 is in contact with 303 right end inner wall of rectangular slide groove, work as rectangular shaped slider
When 403 right side fits with 303 right end inner wall of rectangular slide groove, everywhere the interval position between the second rectangular opening 402 and
The interval position of the second rectangular opening neighboring edge in the leftmost side and the rightmost side respectively with five at 302 position phase of the first rectangular opening
It is corresponding, because of at the spacing distance and five everywhere between the size of the second rectangular opening 402 and the second adjacent rectangular opening 402 described the
One rectangular opening, 302 size and spacing distance are equal, therefore can close the exhaust outlet position of centrifugal blower main body 1, prevent dust and
Foreign matter is entered from exhaust outlet position inside centrifugal blower main body 1；
After exhaust outlet position is closed, dust and different can be made after air inlet by the way that rectangular preiection block 602 can be stirred clockwise
Object baffle 6 dust and foreign matter baffle 5 before air inlet rotate, until rectangular preiection block 602 touches the first plectane 601, therefore into
Dust and foreign matter baffle 6 can be by the first scallop hole composite structures 506 and in dust before air inlet and foreign matter baffle 5 behind air port
Two scallop hole composite structures 507 are closed, and prevent dust and foreign matter from being entered inside centrifugal blower main body 1 from air inlet position；
When needing using centrifugal blower main body 1, exhaust outlet dust and foreign matter barrier structure can will be fixed by tool
01 and the fastening bolt 2 of air inlet dust and foreign matter barrier structure 02 dismounting, so as to which exhaust outlet dust and foreign matter are blocked knot
Structure 01 and air inlet dust and foreign matter barrier structure 02 are removed from the exhaust outlet and air inlet of centrifugal blower main body 1 respectively, with
Convenient for the normal use of centrifugal blower main body 1.
The embodiment of the present invention provides for the sake of example and description, and is not exhaustively or by this to send out
It is bright to be limited to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.Choosing
It is and to make those skilled in the art to more preferably illustrate the principle of the present invention and practical application to select and describe embodiment
It will be appreciated that various embodiments with various modifications of the present invention to design suitable for special-purpose.
Claims (7)
1. the centrifugal blower of the dust-and-foreign-object-proof mechanism of installation, it is characterised in that：The centrifugal blower of the dust-and-foreign-object-proof mechanism of the installation
Including dust before centrifugal blower main body, U-lag, threaded hole, fastening bolt, exhaust outlet and foreign matter baffle, the first rectangular slab, first
Dust and foreign matter baffle after rectangular opening, rectangular slide groove, the first minor arc discount vibram outlet mouth, the first U-shaped block, the first counter sink, exhaust outlet,
Dust and foreign matter baffle, the first plectane, the second U-shaped block, second before second rectangular slab, the second rectangular opening, rectangular shaped slider, air inlet
Counter sink, rectangular notch, the second minor arc discount vibram outlet mouth, the first scallop hole composite structure, the second scallop hole composite structure, multi-diameter shaft,
It is dust and foreign matter baffle after air inlet, the second plectane, rectangular preiection block, stepped hole, third scallop hole composite structure, four fan-shaped
Hole composite structure, exhaust outlet dust and foreign matter barrier structure and air inlet dust and foreign matter barrier structure；The adjacent centrifugation wind
Offer the U-lag at one at left and right sides of owner's body exhaust outlet at position, and the U-lag inner wall semicircle knot at two
The threaded hole at one is inwardly offered at structure axis part；The centrifugal blower main body exhaust outlet inner wall be provided with one group by
The exhaust outlet ash that dust and foreign matter baffle collectively constitute after dust and foreign matter baffle and the exhaust outlet before the exhaust outlet
Dirt and foreign matter barrier structure；Dust and foreign matter baffle are slided by first rectangular slab, the first rectangular opening, rectangle before the exhaust outlet
Dynamic slot, the first minor arc discount vibram outlet mouth, the first U-shaped block, the first counter sink collectively constitute；The first rectangular slab front end face is between left and right
First rectangular opening at five is offered altogether every arrangement shape；First rectangular slab left side center and right side centre bit
It sets and is welded with one piece of the first U-shaped block, and offered at the axis part of two pieces of the first U-shaped block semicircular structures
First counter sink at one；In most right in first rectangular opening at the first rectangular slab front end face upper right corner adjacent five
The rectangular slide at one is offered above first rectangular opening of side and its adjacent first rectangular opening interval position
Slot, and the first minor arc discount vibram outlet mouth at one is offered at rectangular slide groove left side edge position；The fastening bolt is arranged altogether
There are four, and the tail end of fastening bolt described in two of which is each passed through first counter sink and exhaust outlet position or so at two
The threaded hole screw thread is connected at the two of both sides position, therefore dust and foreign matter baffle are fixed on the centrifugation before the exhaust outlet
At fan main body exhaust outlet position；Before the exhaust outlet dust and foreign matter baffle rear end face be provided with after the exhaust outlet dust and
Foreign matter baffle；Dust and foreign matter baffle are by second rectangular slab, the second rectangular opening, common group of rectangular shaped slider after the exhaust outlet
At；The second rectangular slab front end face is alternatively arranged shape with left and right and offers second rectangular opening everywhere altogether, and described everywhere
The size and spacing distance of second rectangular opening are equal with the first rectangle pore size and spacing distance at five；Second rectangle
One piece of rectangular shaped slider is fixedly connected at the upper right corner position of front edge of board face；The rectangular shaped slider is slidably connected at the rectangle
In sliding groove；Also the U-lag at one is offered at left and right sides of the adjacent centrifugal blower main body air inlet at position, and should
At two the threaded hole at one is also inwardly offered at the U-lag inner wall semicircular structure axis part.
2. installing the centrifugal blower of dust-and-foreign-object-proof mechanism as described in claim 1, it is characterised in that：The centrifugal blower main body
Air inlet inner wall is provided with one group by dust and foreign matter baffle after dust before the air inlet and foreign matter baffle and the air inlet
The air inlet dust and foreign matter barrier structure collectively constituted；Dust and foreign matter baffle are justified by described first before the air inlet
Plate, the second U-shaped block, the second counter sink, rectangular notch, the second minor arc discount vibram outlet mouth, the first scallop hole composite structure, the second scallop hole
Composite structure, multi-diameter shaft collectively constitute.
3. installing the centrifugal blower of dust-and-foreign-object-proof mechanism as described in claim 1, it is characterised in that：First plectane outer
Circular array shape is fixedly connected with two pieces of the second U-shaped blocks, and two pieces of the second U-shaped block top end face semicircular structure axis
Second counter sink at one is offered at center portion position；The first plectane front end face circular array shape offers two respectively
Locate the second scallop hole composite structure at the first scallop hole composite structure and two；The first plectane front end face is close to one
Locate to offer the rectangular notch at one at the first scallop hole composite structure position, and rectangular notch top edge position is opened
Equipped with the second minor arc discount vibram outlet mouth at one；The first plectane bottom face axis part is fixedly connected with a ladder
Axis；The tail end of remaining two fastening bolts is each passed through second counter sink and air inlet at two in the fastening bolt
The threaded hole screw thread is connected at the two of position at left and right sides of oral area position, therefore dust and foreign matter baffle are fixed before the air inlet
At the centrifugal blower main body air inlet position.
4. installing the centrifugal blower of dust-and-foreign-object-proof mechanism as described in claim 1, it is characterised in that：Dust before the air inlet
And foreign matter baffle rear end face is provided with dust and foreign matter baffle after the air inlet；After the air inlet dust and foreign matter baffle by
Second plectane, rectangular preiection block, stepped hole, third scallop hole composite structure, four fan-shaped hole composite structure collectively constitute；
The second plectane front end face axis part offers the stepped hole at one, and stepped hole is rotatably connected on the multi-diameter shaft
On；Dust and foreign matter baffle front end face circular array shape offer the third scallop hole group at two respectively after the air inlet
Close the four fan-shaped hole composite structure at structure and two；Dust and foreign matter baffle front end face are close to a place after the air inlet
It states and is fixedly connected with one piece of rectangular preiection block at third scallop hole composite structure position.
5. installing the centrifugal blower of dust-and-foreign-object-proof mechanism as described in claim 1, it is characterised in that：Dust after the exhaust outlet
And the length of second rectangular slab in foreign matter baffle is less than dust before the exhaust outlet and described first in foreign matter baffle
The length of rectangular slab, the left side of dust and the rectangular shaped slider in foreign matter baffle and ash before the exhaust outlet after exhaust outlet
When the rectangular slide groove left end inner wall in dirt and foreign matter baffle fits, everywhere described at second rectangular opening and five
The hole site of first rectangle everywhere spaced from left to right in one rectangular opening is corresponding.
6. installing the centrifugal blower of dust-and-foreign-object-proof mechanism as described in claim 1, it is characterised in that：It is grey after the exhaust outlet
The right side of dirt and the rectangular shaped slider in foreign matter baffle and dust before the exhaust outlet and the rectangular slide in foreign matter baffle
When slot right end inner wall fits, the interval position between second rectangular opening and in described in the leftmost side and the rightmost side everywhere
The interval position of second rectangular opening neighboring edge is corresponding with first rectangle hole site at five respectively.
7. installing the centrifugal blower of dust-and-foreign-object-proof mechanism as described in claim 1, it is characterised in that：Dust before the air inlet
And the first plectane front end face is opened up at two described at the first scallop hole composite structure and two described in foreign matter baffle
Two scallop hole composite structures are made of scallop hole everywhere, and scallop hole arc length is incremented by successively outward from center everywhere, and its
Between in being staggered distribution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810526627.9A CN108757585A (en) | 2018-05-29 | 2018-05-29 | The centrifugal blower of dust-and-foreign-object-proof mechanism is installed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810526627.9A CN108757585A (en) | 2018-05-29 | 2018-05-29 | The centrifugal blower of dust-and-foreign-object-proof mechanism is installed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108757585A true CN108757585A (en) | 2018-11-06 |
Family
ID=64003096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810526627.9A Pending CN108757585A (en) | 2018-05-29 | 2018-05-29 | The centrifugal blower of dust-and-foreign-object-proof mechanism is installed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108757585A (en) |
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| CN204783760U (en) * | 2015-07-13 | 2015-11-18 | 江苏东吴新材料科技有限公司 | Dustproof air -blower |
| CN205876746U (en) * | 2016-07-14 | 2017-01-11 | 绍兴上虞恒运通风设备有限公司 | But self -sealing's centrifugal fan |
| CN206397789U (en) * | 2017-01-21 | 2017-08-11 | 中山市意特利电器有限公司 | A kind of wall-hung boiler cooling fan |
| CN206458650U (en) * | 2017-01-14 | 2017-09-01 | 上海凯风暖通设备有限公司 | A kind of pipeline fan |
| CN206546064U (en) * | 2017-01-21 | 2017-10-10 | 深圳市宏利电镀制品有限公司 | Plated item drying baker |
| CN207229421U (en) * | 2017-08-02 | 2018-04-13 | 福州众点网络技术开发有限公司 | A kind of centrifugal blower with dust reduction capability |
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2018
- 2018-05-29 CN CN201810526627.9A patent/CN108757585A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080053049A1 (en) * | 2006-08-07 | 2008-03-06 | Andreas Pfannenberg | Air passage device having improved accessibility of the filter mat |
| CN204783760U (en) * | 2015-07-13 | 2015-11-18 | 江苏东吴新材料科技有限公司 | Dustproof air -blower |
| CN205876746U (en) * | 2016-07-14 | 2017-01-11 | 绍兴上虞恒运通风设备有限公司 | But self -sealing's centrifugal fan |
| CN206458650U (en) * | 2017-01-14 | 2017-09-01 | 上海凯风暖通设备有限公司 | A kind of pipeline fan |
| CN206397789U (en) * | 2017-01-21 | 2017-08-11 | 中山市意特利电器有限公司 | A kind of wall-hung boiler cooling fan |
| CN206546064U (en) * | 2017-01-21 | 2017-10-10 | 深圳市宏利电镀制品有限公司 | Plated item drying baker |
| CN207229421U (en) * | 2017-08-02 | 2018-04-13 | 福州众点网络技术开发有限公司 | A kind of centrifugal blower with dust reduction capability |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20181106 |