CN208054500U - A kind of telescopic dust exhaust apparatus - Google Patents
A kind of telescopic dust exhaust apparatus Download PDFInfo
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- CN208054500U CN208054500U CN201820414297.XU CN201820414297U CN208054500U CN 208054500 U CN208054500 U CN 208054500U CN 201820414297 U CN201820414297 U CN 201820414297U CN 208054500 U CN208054500 U CN 208054500U
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Abstract
This application discloses a kind of telescopic dust exhaust apparatus, including support plate and it is fixed on the support plate bottom and is equipped with the outer dust hood of suction inlet with central cavity, side wall；It is connected in the outer dust hood and with the support plate bottom, interior dust absorption sleeve of the center equipped with fixed suction road, the side wall of the interior dust absorption sleeve is equipped with several dust exhausting holes being connected respectively with the suction inlet of the outer dust hood；It is installed on the interior telescopic of the interior dust absorption sleeve bottom, center equipped with the flexible suction road being connected with the fixed suction road, the interior telescopic includes the sub- telescopic that several are mutually socketed.Using the device, the dust generated after coke and charging car bottom plate collision, the opposite direction flowing to fall along coke, it sequentially passes through the flexible suction road, the fixed road of inhaling and flow to the suction inlet, then it is discharged from the dust exhausting hole, is absorbed and recycle by the external world, dust is avoided to flow in air, therefore, telescopic dust exhaust apparatus provided herein can be effectively prevented environmental pollution.
Description
Technical field
The utility model is related to technical field of environment protection equipment, more particularly to a kind of telescopic dust exhaust apparatus.
Background technology
With the development of industry with the progress of the mankind, air quality requirements are also continuously improved in people, especially it is metallurgical,
The heavily contaminateds such as mining, chemical industry field, the environmental protection equipment that input can largely improve environmental quality just seem particularly necessary.
Coking is exactly that the coal charge prepared is sent into after coke oven through high-temperature retorting to be prepared into the absence of air conditions
The technical process of coke.The high-temperature coke come out of the stove from coke oven, usually need to be through a series of places such as quenching, cool burnt, sieve is burnt, storage coke
Reason.Wherein, important component of the burnt dedusting as sieve Jiaozhuo industry is sieved, two procedures are generally included, first, coke is transported in belt
Dirt process is caught during defeated, second is that coke catches dirt process during outgoing system feeds.
It wherein, usually need to be by coke from the direct entrucking of coke bin drain hole during coke outgoing system feeds.Due to
The setting height and charging car bottom plate heights of coke bin drain hole have differences, and make coke bin drain hole between charging car bottom plate
Distance always changes, and distance is bigger, and shock of the coke in dropping process is bigger, and the dust of generation increases therewith.However,
Corresponding dust exhaust apparatus is not set between existing coke bin drain hole and charging car, causes a large amount of dust to escape and raises, is entered
In air, environment is caused seriously to pollute.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of telescopic dust exhaust apparatus, ring can be effectively prevented
It pollutes in border.
Its concrete scheme is as follows：
Telescopic dust exhaust apparatus provided herein, including：
For the support plate on coke bin drain hole；
It is fixed on the support plate bottom and is equipped with the outer dust hood of suction inlet with central cavity, side wall；
It is connected in the outer dust hood and with the support plate bottom, interior dust absorption sleeve of the center equipped with fixed suction road,
The side wall of the interior dust absorption sleeve is equipped with several dust exhausting holes being connected respectively with the suction inlet of the outer dust hood；
It is installed on the interior dust absorption sleeve bottom, center is equipped with and stretches with fixed inhale in the flexible suction road that road is connected
Set, the interior telescopic includes the sub- telescopic that several are mutually socketed.
Preferably, further include：
It is installed on the end of the interior telescopic and there is the central cavity being connected with the flexible suction road, for trapping
The top of the fume trap cover of dust, the fume trap cover is equipped with distribution, the trapping hole for trapping dust on the outside of the interior telescopic；
Be connected to the outer dust hood bottom and the fume trap cover at the top of, for seal the trapping hole with it is described
The elastic packing cover of circulation passage between the suction inlet of outer dust hood.
Preferably, the first half periphery of the interior dust absorption sleeve is equipped with the fixed flange for fixing the interior dust absorption sleeve.
Preferably, the dust exhausting hole includes that several groups are located at the fixed flange lower section and ring-shaped distributed sub- row
Dirt hole, sub- dust exhausting hole described in every group include several acclivitous inclined holes of central axis relative to the interior dust absorption sleeve.
Preferably, further include：
One end is fixed on the support plate bottom and the other end is respectively fixedly connected at the top of the outer dust hood and the fixation
The connecting flange of flange top.
Preferably, further include：
It is installed in the support plate and is connected with fume trap cover top, for driving the interior telescopic is flexible to stretch
Contracting driving portion.
Preferably, further include：
The outer be fixed at the top of the fume trap cover, for being separately connected the telescopic drive portion and the elastic packing cover
Fixing bracket.
Preferably, the central cavity of the fume trap cover is in coniform.
Preferably, the interior telescopic includes：
Be installed on the interior dust absorption sleeve end and outside top be equipped with the first stopper section, can be relative to the interior dust absorption sleeve
First sub- telescopic of periphery movement；
Be installed on the described first sub- telescopic end and outside top be equipped with the second stopper section, can be relative to described first
Second sub- telescopic of sub- telescopic periphery movement；
The third that is installed on the described second sub- telescopic end and can be moved relative to the described second sub- telescopic periphery
Sub- telescopic.
Preferably, the internal diameter of the outer dust hood central cavity is identical as the sub- telescopic outer diameter of the third.
With respect to the background art, telescopic dust exhaust apparatus provided herein, including be used to be mounted on coke bin drain hole
On support plate；It is fixed on the support plate bottom and is equipped with the outer dust hood of suction inlet with central cavity, side wall；Positioned at institute
It states in outer dust hood and is connected with the support plate bottom, interior dust absorption sleeve of the center equipped with fixed suction road, the interior dust absorption sleeve
Side wall is equipped with several dust exhausting holes being connected respectively with the suction inlet of the outer dust hood；It is installed on the interior dust absorption sleeve bottom
Portion, center are equipped with the interior telescopic in the flexible suction road being connected with the fixed suction road, and the interior telescopic includes several phases
The sub- telescopic being mutually socketed.
Since the support plate is fixed on coke bin drain hole, therefore the coke flowed out through coke bin drain hole first flows through the branch
Fagging；Again since the bottom of the support plate is fixed with the fixed interior dust absorption sleeve for inhaling road, and the bottom of the interior dust absorption sleeve
Be fixed with flowed through naturally with the flexible interior telescopic for inhaling road the support plate coke first flow into it is described it is fixed inhale road after flow into
The flexible suction road goes directly in charging car.
Since the interior telescopic includes the sub- telescopic that several are mutually socketed, therefore the interior telescopic can be realized and be stretched
Contracting also can realize that distance is adjusted according to the distance between coke bin drain hole and charging car bottom plate, be filled in collision to prevent coke
Gap of the dust generated when truck bottom plate between coke bin drain hole and charging car bottom plate flows out in external environment.Meanwhile it is burnt
When charcoal collides the dust that generates along the falling direction of coke inversely flow successively through flexible the suctions road and the fixed suction road after from
The dust exhausting hole of the interior dust absorption sleeve drills out；Again since the dust exhausting hole is connected with the suction inlet of the outer dust hood, therefore from institute
Stating the dust that dust exhausting hole drills out can be recycled by the suction inlet, be entered in air to be effectively prevented from dust,
Realize dust catching.
Therefore, telescopic dust exhaust apparatus provided herein can be captured between coke bin drain hole and charging car and flow
Dust, environmental pollution can be effectively prevented naturally.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
The cross-sectional view for the telescopic dust exhaust apparatus that Fig. 1 is provided by a kind of embodiment of the utility model；
Fig. 2 is the cross-sectional view of interior dust absorption sleeve in Fig. 1；
Fig. 3 is the partial cutaway schematic of fume trap cover and the sub- telescopic of third in Fig. 1.
Reference numeral is as follows：
Support plate 1, outer dust hood 2, interior dust absorption sleeve 3, interior telescopic 4, fume trap cover 5, elastic packing cover 6, connecting flange 7,
Telescopic drive portion 8 and fixing bracket 9；
Suction inlet 21；
It is fixed to inhale road 31, dust exhausting hole 32, fixed flange 33 and stop lug 34；
It is flexible to inhale road 41 and sub- telescopic 42；
First sub- telescopic 421, the second telescopic 422 and the sub- telescopic of third 423；
First stopper section 4211 and the second stopper section 4221；
Trap hole 51.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
In order to make those skilled in the art more fully understand the utility model, below in conjunction with the accompanying drawings and specifically
The utility model is described in further detail for embodiment.
It please refers to Fig.1 to the section of Fig. 3, Fig. 1 telescopic dust exhaust apparatus provided by a kind of embodiment of the utility model
Structural schematic diagram；Fig. 2 is the cross-sectional view of interior dust absorption sleeve in Fig. 1；Fig. 3 is fume trap cover and the sub- telescopic of third in Fig. 1
Partial cutaway schematic.
The utility model embodiment discloses a kind of telescopic dust exhaust apparatus, including support plate 1, outer dust hood 2, interior dust suction
Set 3 and interior telescopic 4.
Wherein, support plate 1 is mainly arranged on coke bin drain hole, correspondingly, is equipped in support plate 1 logical for coke
The via crossed, in this specific embodiment, which is circular vias, the cross-sectional shape of support plate 1 substantially with coke bin blowing
The cross-sectional shape of mouth is consistent.
Outer dust hood 2 is fixed on the bottom of support plate 1, and has central cavity.It is worth noting that, outer dust hood 2
Side wall is equipped with suction inlet 21.Under normal conditions, dust sucting pipeline and dust suction dynamical element are installed at suction inlet 21, so as to will be grey
Dirt recycles after absorbing.In this specific embodiment, the side wall of outer dust hood 2 be equipped at least one suction inlet 21, specially one
A cylinder suction inlet, certainly, the shape of suction inlet 21 is without being limited thereto.The top and bottom of outer dust hood 2 are respectively equipped with flange,
Naturally, the cross section of outer dust hood 2 is substantially in " I " fonts.The first half of the peripheral surface of outer dust hood 2 substantially be in it is coniform, under
Half portion is substantially cylindrical.The central cavity of outer dust hood 2 is substantially cylindrical, for accommodating interior telescopic 4.Certainly, outer suction
The structure of dust hood 2 is without being limited thereto.
Interior dust absorption sleeve 3 is located in the central cavity of outer dust hood 2, and is connected with the bottom of support plate 1.It is noticeable
Be, the center of interior dust absorption sleeve 3 be equipped with it is fixed inhale road 31, and its side wall be equipped with several respectively with the suction inlet of outer dust hood 2 21
The dust exhausting hole 32 being connected.In addition, the first half periphery of interior dust absorption sleeve 3 is equipped with the fixed flange for fixed interior dust absorption sleeve 3
33。
In this specific embodiment, 3 periphery of interior dust absorption sleeve is substantially cylindrical, and correspondingly, fixed road 31 of inhaling also substantially is in
It is cylindric.In order to make coke smoothly fall, the fixed top for inhaling road 31 connects with the cylindrical via of support plate 1 naturally, it is clear that
Ground, the via shape of support plate 1 and fixed 31 shape of road of inhaling are roughly the same, and the two shape is not limited to cylinder, can be with
It is the shapes such as rectangular, regular polygon.
The inner wall that fixed suction road 31 is located at 33 top of fixed flange is equipped with ceramic chamber lining, to enhance its wearability, favorably
In prolonging the service life.
Correspondingly, fixed road 31 of inhaling is located at the inner wall of 33 lower section of fixed flange equipped with dust exhausting hole 32.Dust exhausting hole 32 includes
Several groups are located at 33 lower section of fixed flange and ring-shaped distributed sub- dust exhausting hole, and every group of sub- dust exhausting hole includes that several are opposite
In the acclivitous inclined hole of the central axis of interior dust absorption sleeve 3, certainly, sub- dust exhausting hole can also arrange in the shape of a spiral, however it is not limited to
This.Specifically, it is equipped with seven groups of sub- dust exhausting holes altogether, every group of sub- dust exhausting hole includes seven ring-shaped distributed tapered inclined holes, this is tapered
The miner diameter end of inclined hole is located on fixed suction road 31, and the bigger diameter end of the tapered inclined hole is located on the peripheral surface of interior dust absorption sleeve 3.This is tapered
The special construction of inclined hole not only contributes to enhancing dust removal ability, and can also be effectively prevented the blocking of tap 32.This is tapered tiltedly
The arrangement mode and quantity in hole can ensure dust by equably from the suction inlet 21 that dust exhausting hole 32 sucks outer dust hood 2.When
So, the structure of dust exhausting hole 32, arrangement mode and quantity are not limited to this, and realization is had no effect on using other similar assembled schemes
The purpose of this utility model.
In addition, being additionally provided with the stop lug 34 for being clamped interior telescopic 4 in the bottom of interior dust absorption sleeve 3, connection had both been played
The effect of interior telescopic 4, and interior telescopic 4 is enable to be moved relative to interior dust absorption sleeve 3.Specifically, stop lug 34 is cylinder
Shape stop lug, certainly, structure is without being limited thereto.
Interior telescopic 4 is installed on the bottom of interior dust absorption sleeve 3, and its center is equipped with and the fixed flexible suction inhaled road 31 and be connected
Road 41.Interior telescopic 4 includes the sub- telescopic 42 that several are mutually socketed.
In this specific embodiment, sub- telescopic 42 specifically includes the first sub- telescopic 421, the second telescopic 422 and
Three sub- telescopics 423.Certainly, 42 quantity of sub- telescopic is without being limited thereto.
Wherein, the first sub- telescopic 421 is installed on the end of interior dust absorption sleeve 3, and outside top is equipped with the first stopper section
4211, and the first sub- telescopic 421 can be moved relative to the peripheral surface of interior dust absorption sleeve 3.Specifically, the first sub- telescopic 421
Cross section it is substantially inverted u-shaped.The top of first sub- telescopic 421 be equipped with the first mounting hole, the shape of first mounting hole with
The peripheral surface shape of interior dust absorption sleeve 3 is consistent, and the cross-sectional area of first mounting hole is less than the stop lug 34 of 3 bottom of interior dust suction
Cross-sectional area, so that the stop lug 34 of 3 bottom of interior dust suction plays the role of the first sub- telescopic 421 of backstop, specifically,
One mounting hole and stop lug 34 are cylindrical, and the internal diameter of natural first mounting hole is less than the outer diameter of stop lug 34.Certainly,
The shape of first mounting hole and stop lug 34 is not limited to cylindric, can be the other shapes such as rectangular, regular polygon, not shadow
It rings and realizes the purpose of this utility model.The peripheral surface of first sub- telescopic, 421 bottom is equipped with the first flange, in order to backstop second
Second mounting hole at 422 top of sub- telescopic.The inner wall shape of first sub- telescopic 421 and the backstop of 3 bottom of interior dust absorption sleeve are convex
The lateral surface shape of edge 34 is consistent, and specifically, the inner cavity of the first sub- telescopic 421 is also cylindrical.Certainly, the first sub- telescopic
421 structure is without being limited thereto.
In addition, the first stopper section 4211 specifically includes the baffle plate and use for being installed on 421 side top of the first sub- telescopic
In the connection bolt of connection baffle plate and the first sub- telescopic 421, such first baffle plate 4211 just makes the first sub- telescopic 421
Local outer diameter increase, so as to the internal diameter of the second mounting hole more than the second sub- telescopic 422, backstop action is played, to keep away
Exempt to be disconnected because of no backstop when the second sub- telescopic 422 is moved to the top of the first sub- telescopic 421.Specifically,
One sub- telescopic 421 is equipped with two group of first stopper section 4211, and certainly, the structure and quantity of the first stopper section 4211 are not limited to
This.
Second sub- telescopic 422 is mounted on 421 end of the first sub- telescopic, and outside top is equipped with the second stopper section
4221, and the second sub- telescopic 422 can be moved relative to the periphery of the first sub- telescopic 421.In this specific embodiment,
The structure of two sub- telescopics 422 is identical with the structure of the first sub- telescopic 421, it is unique unlike both size not
Together, therefore, it repeats no more.Certainly, the structure of the second sub- telescopic 422 is not limited to, but no matter which kind of the second sub- telescopic 422 is
Structure is usually all identical as the first sub- telescopic 421.
Correspondingly, the structure and quantity of the second stopper section 4221 are identical as the first stopper section 4211, and details are not described herein.
Certainly, the structure and quantity of the second stopper section 4221 are also not necessarily limited to this.
The sub- telescopic 423 of third is mounted on the end of the second sub- telescopic 422, and the sub- telescopic of third 423 also being capable of phase
Periphery movement for the second sub- telescopic 422.In this specific embodiment, the structure of the sub- telescopic of third 423 is compared with the first son
The structure of telescopic 421 is simple.Specifically, the cross section of the sub- telescopic of third 423 is also substantially inverted u-shaped.The sub- telescopic of third
423 top is equipped with the third mounting hole for installing the second sub- telescopic 422, correspondingly, the cross-sectional area of third mounting hole
Less than the cross-sectional area of the second flange of the second sub- telescopic 422, specifically, third mounting hole and the second flange are in cylinder
Shape, therefore the internal diameter of third mounting hole is less than the outer diameter of the second flange, certainly, the structure of the sub- telescopic of third 423 is also not necessarily limited to.
Certainly, the structure of sub- telescopic 42 is without being limited thereto, and the mesh for realizing the utility model is had no effect on using similar scheme
's.
It is worth noting that, in order to make the minimum length and maximum length of telescopic dust exhaust apparatus provided herein
Spacing range is larger, and the outer diameter of the sub- telescopic of the internal diameter of the central cavity of outer dust hood 2 and third 423 is identical, in order to which son is stretched
Contracting set 42 can be stacked to when shrinking in the central cavity of outer dust hood 2, to meet minimum dust suction required distance.
The application further includes fume trap cover 5, elastic packing cover 6, connecting flange 7, telescopic drive portion 8 and fixing bracket 9.
Wherein, fume trap cover 5 is installed on the end of interior telescopic 4, and has the central cavity being connected with flexible suction road 41,
It is mainly used for trapping dust.The top of fume trap cover 5 is equipped with around the 4 outside distribution of interior telescopic, the trapping hole 51 for trapping dust.
In this specific embodiment, the peripheral surface of fume trap cover 5 is generally conical, correspondingly, the central cavity of fume trap cover 5
Also it is in substantially coniform, to increase dust suction area.It is equipped with and uses between 5 top of fume trap cover and sub- 423 bottom of telescopic of third
In sealing plate connecting the two.Specifically, the path of the conical central cavity of fume trap cover 5 and sub- 423 inner cavity of telescopic of third
Internal diameter is identical, and correspondingly, the center of sealing plate is equipped with the central through hole for be connected to the two, and the shape of the central through hole and transversal
Area is identical as the conical miner diameter end of central cavity.But the cross section of the sealing plate at 5 top of fume trap cover is flexible more than third
The cross-sectional area for covering 423 peripheral surfaces, it is rounded with the cross section of sub- 423 peripheral surface of telescopic of third when the cross section of sealing plate
When, the outer diameter of sealing plate is more than the outer diameter of sub- 423 peripheral surface of telescopic of third.Trapping hole 51 is located on the sealing plate at 5 top of fume trap cover,
In this specific embodiment, trapping hole 51 can be several round holes, square hole, semi-circular shape hole etc., not limit to certain shape
Shape.Certainly, the structure of fume trap cover 5 is not limited to this, and realization the purpose of this utility model is had no effect on similar to scheme using other.
The both ends of elastic packing cover 6 are connected to the top of the bottom and fume trap cover 5 of outer dust hood 2, main sealing
Trap the circulation passage between hole 51 and suction inlet 21.In this specific embodiment, the peripheral surface of elastic packing cover 6 is in cylinder
Shape can be made of rubber or plastics elastomeric material.When interior telescopic 4 is in telescopic process, elastic packing cover 6 is by certainly
Body elastic force is extended or is shunk therewith.
It is possible thereby to after dust enters the conical central cavity of fume trap cover 5, the sealing plate at 5 top of cover that is captured is divided into
The central through hole of two-way, a routing sealing plate sequentially enters flexible suction road 41, fixed suction road 31, dust exhausting hole 32 and suction inlet 21, then
Can the roads Cheng Gai circulation passage be internal layer inhale road；Another way is entered by the trapping hole 51 on sealing plate by 6 inner wall of elastic packing cover, interior
4 peripheral surface of telescopic, 3 peripheral surface of interior dust absorption sleeve, outer dust hood 2 central cavity formed cavity in, after flow to suction inlet 21,
Then can the roads Cheng Gai circulation passage be outer layer inhale road.Dust just has inside and outside two layers of dust absorption passage in this way, just can more fully inhale
Receive dust.
One end of connecting flange 7 is fixed on the bottom of support plate 1, and the other end is respectively fixedly connected at the top of outer dust hood 2 and solid
Determine the top of flange 33.In this specific embodiment, specifically, the periphery of connecting flange 7 is generally cylindrical, and one end passes through spiral shell
Bolt nut is connected to the bottom plate of support plate 1, and the other end is connected to 2 top of outer dust hood and fixed flange by bolt and nut
33 top.It is worth noting that, the bolt and nut being connected between support plate 1 and connecting flange 7 and being connected to outer dust hood 2
Bolt and nut between top and connecting flange 7 should be in axially reserved certain mounting distance, to prevent assembling in design
Interference.
Certainly, the structure and fixed form of connecting flange 7 are without being limited thereto, are had no effect on using the connecting flange of like configurations
Realize the purpose of this utility model.
Telescopic drive portion 8 is installed in support plate 1, and is connected with the top of fume trap cover 5, is mainly used for driving interior telescopic
4 realize Telescopic.In this specific embodiment, telescopic drive portion 8 includes the hoist engine for being installed on 1 top of support plate, the volume
The steel wire rope for raising machine makes 5 top with trapping and is connected.Certainly, the driving type and installation site in telescopic drive portion 8 are not limited to
This.
Fixing bracket 9 is fixed on the outer at 5 top of fume trap cover, is mainly used for being separately connected telescopic drive portion 8 and elasticity is close
Sealing cover 6.In this specific embodiment, fixing bracket 9 specifically includes several L-types for being installed on 5 top sides edge of fume trap cover and fixes branch
Frame, the support bracket fastened vertical section of the L-type and the bottom of elastic packing cover 6 are fixed together by bolt and nut, which fixes branch
The horizontal segment of frame and the steel wire rope in telescopic drive portion 8 link together.When telescopic drive portion 8 rotates forward, steel wire rope drives trapping
Cover 5 moves down, and interior telescopic 4 extends therewith, until interior telescopic 4 extends completely；When telescopic drive portion 8 inverts, steel wire
Rope band moves fume trap cover 5 and moves up, and interior telescopic 4 is shunk therewith, until interior telescopic 4 is shunk completely.
In conclusion telescopic dust exhaust apparatus provided herein, including support plate 1, outer dust hood 2, interior dust absorption sleeve 3
With interior telescopic 4.After coke is flowed out from coke bin drain hole, coke sequentially pass through support plate 1, the central cavity of outer dust hood 2,
It behind the fixed flexible suction road 41 for inhaling road 31, interior telescopic 4 of interior dust absorption sleeve 3, is loaded on charging car, completes coke and load.
On the other hand, the dust that coke generates after being collided with charging car bottom plate, the opposite direction flowing to fall along coke sequentially pass through interior stretch
The flexible suction road 41 of contracting set 4, the fixed of interior dust absorption sleeve 3 inhale road 31 and flow to suction inlet 21, then from being connected with suction inlet 21
Dust exhausting hole 32 is discharged, and is absorbed and recycles by the external world, to avoid dust big from gap outflow between coke bin drain hole and charging car
In gas, therefore, telescopic dust exhaust apparatus provided herein can be effectively prevented environmental pollution.
The foregoing description of the disclosed embodiments enables those skilled in the art to realize or use the utility model.
Various modifications to these embodiments will be apparent for a person skilled in the art, general original as defined herein
Reason can be realized in other embodiments without departing from the spirit or scope of the present utility model.Therefore, this practicality is new
Type is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase
Consistent widest range.
Claims (10)
1. a kind of telescopic dust exhaust apparatus, which is characterized in that including：
For the support plate on coke bin drain hole；
It is fixed on the support plate bottom and is equipped with the outer dust hood of suction inlet with central cavity, side wall；
It is connected in the outer dust hood and with the support plate bottom, interior dust absorption sleeve of the center equipped with fixed suction road, it is described
The side wall of interior dust absorption sleeve is equipped with several dust exhausting holes being connected respectively with the suction inlet of the outer dust hood；
It is installed on the interior telescopic of the interior dust absorption sleeve bottom, center equipped with the flexible suction road being connected with the fixed suction road,
The interior telescopic includes the sub- telescopic that several are mutually socketed.
2. telescopic dust exhaust apparatus according to claim 1, which is characterized in that further include：
It is installed on the end of the interior telescopic and there is the central cavity being connected with the flexible suction road, for trapping dust
Fume trap cover, the top of the fume trap cover is equipped with distribution, the trapping hole for trapping dust on the outside of the interior telescopic；
It is connected at the top of the bottom and the fume trap cover of the outer dust hood, for sealing the trapping hole and the outer suction
The elastic packing cover of circulation passage between the suction inlet of dust hood.
3. telescopic dust exhaust apparatus according to claim 2, which is characterized in that the first half periphery of the interior dust absorption sleeve is set
It is useful for fixing the fixed flange of the interior dust absorption sleeve.
4. telescopic dust exhaust apparatus according to claim 3, which is characterized in that the dust exhausting hole includes several groups difference position
In fixed flange lower section and ring-shaped distributed sub- dust exhausting hole, sub- dust exhausting hole described in every group includes several relative to described
The acclivitous inclined hole of central axis of interior dust absorption sleeve.
5. telescopic dust exhaust apparatus according to claim 3, which is characterized in that further include：
One end is fixed on the support plate bottom and the other end is respectively fixedly connected at the top of the outer dust hood and the fixed flange
The connecting flange at top.
6. telescopic dust exhaust apparatus according to claim 3, which is characterized in that further include：
It is installed in the support plate and is connected with fume trap cover top, the flexible drive for driving the interior telescopic flexible
Dynamic portion.
7. telescopic dust exhaust apparatus according to claim 6, which is characterized in that further include：
The outer be fixed at the top of the fume trap cover, for being separately connected consolidating for the telescopic drive portion and the elastic packing cover
Fixed rack.
8. telescopic dust exhaust apparatus according to claim 7, which is characterized in that the central cavity of the fume trap cover is in circle
Taper.
9. according to the telescopic dust exhaust apparatus of claim 1 to 8 any one of them, which is characterized in that the interior telescopic includes：
Be installed on the interior dust absorption sleeve end and outside top be equipped with the first stopper section, can be relative to the interior dust absorption sleeve periphery
The first mobile sub- telescopic；
It is installed on the described first sub- telescopic end and outside top is equipped with the second stopper section, can be stretched relative to first son
Second sub- telescopic of contracting set periphery movement；
It is installed on the described second sub- telescopic end and can be stretched relative to third of the described second sub- telescopic periphery movement
Contracting set.
10. telescopic dust exhaust apparatus according to claim 9, which is characterized in that the outer dust hood central cavity it is interior
Diameter is identical as the sub- telescopic outer diameter of the third.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820414297.XU CN208054500U (en) | 2018-03-26 | 2018-03-26 | A kind of telescopic dust exhaust apparatus |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820414297.XU CN208054500U (en) | 2018-03-26 | 2018-03-26 | A kind of telescopic dust exhaust apparatus |
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| CN208054500U true CN208054500U (en) | 2018-11-06 |
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| CN109381119A (en) * | 2018-11-27 | 2019-02-26 | 宁波海际电器有限公司 | A kind of multi-functional dust catcher Handleset |
| CN112193862A (en) * | 2020-09-23 | 2021-01-08 | 广东韶钢工程技术有限公司 | Full-automatic control dust-free loading system |
| CN113751440A (en) * | 2021-08-25 | 2021-12-07 | 中国长江三峡集团有限公司 | Large oil tank cleaning system with corner structure self-adaptive spray heads and using method |
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2018
- 2018-03-26 CN CN201820414297.XU patent/CN208054500U/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109381119A (en) * | 2018-11-27 | 2019-02-26 | 宁波海际电器有限公司 | A kind of multi-functional dust catcher Handleset |
| CN109381119B (en) * | 2018-11-27 | 2020-09-22 | 宁波海际电器有限公司 | Multifunctional handle assembly for dust collector |
| CN112193862A (en) * | 2020-09-23 | 2021-01-08 | 广东韶钢工程技术有限公司 | Full-automatic control dust-free loading system |
| CN113751440A (en) * | 2021-08-25 | 2021-12-07 | 中国长江三峡集团有限公司 | Large oil tank cleaning system with corner structure self-adaptive spray heads and using method |
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