CN107117435A - Cover type belt feeder dustproof cover component - Google Patents
Cover type belt feeder dustproof cover component Download PDFInfo
- Publication number
- CN107117435A CN107117435A CN201610104974.3A CN201610104974A CN107117435A CN 107117435 A CN107117435 A CN 107117435A CN 201610104974 A CN201610104974 A CN 201610104974A CN 107117435 A CN107117435 A CN 107117435A
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- China
- Prior art keywords
- belt feeder
- dust
- belt
- keel
- seal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G21/00—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors
- B65G21/08—Protective roofs or arch supports therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2207/00—Indexing codes relating to constructional details, configuration and additional features of a handling device, e.g. Conveyors
- B65G2207/40—Safety features of loads, equipment or persons
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manipulator (AREA)
Abstract
The present invention provides a kind of cover type belt feeder dustproof cover component, and it includes：1）It is arranged on the keel above the belt of belt feeder, 2）It is covered on keel and is fixedly attached to the dust-proof cover plate of keel, 3）It is fixedly attached to keel and for support keel and the dust-proof cover stent of dust-proof cover plate, and 4）The both sides of the edge of dust-proof cover plate are arranged on to keep the seal assembly that the belt flexibility of dust-proof cover plate and belt feeder is in sealing contact.Compared with full-enclosed belt feeder dustproof cover component conventional at present, the cover type belt feeder dustproof cover component of the present invention is directly overlayed on the belt of belt feeder, both ensured that dust will not be revealed to greatest extent, the carrying roller for having prevented belt feeder again rotates and is possible to produce the potential safety hazard that spark and causing explodes under certain dust concentration；Meanwhile, the maintenance for facilitating the belt and other parts of belt feeder is changed, and has significantly saved manpower and material.
Description
Technical field
The present invention relates to a kind of belt feeder dustproof cover component, more particularly to a kind of cover type belt feeder dustproof cover component.
Background technology
In recent years, a part of lignite of burning is mixed in each national thermal power plant in order to obtain more preferable economic benefit.Due to brown
The air-dried basis fugitive constituent of coal is high, causes in transfer station and trestle that environment is extremely severe, and visibility is very low, substantial amounts of coal dust
Also the body to field personnel brings great harm.Meanwhile, the burning-point of lignite is very low, belt feeder long-play
Afterwards, a large amount of coal dust accumulations, it is easy to cause spontaneous combustion, baptism is brought to live fireproofing.
At present, full-enclosed dust cover has been mounted with the coal conveyer beltses in some thermal power plants, belt feeder has integrally been wrapped
Wrap, coal dust is not allowed to external diffusion.But, this full-enclosed dust cover has the following disadvantages：
1. both sides side cover plate bottom is equal with ground, wash tub pipe is caused can not to be directly flushed to ground below belt, from
And be difficult to ground cleaning below belt is clean.In order to being rinsed below belt, it is necessary to be spaced several meters and disassemble one piece of side
Cover plate, flushing needs again to install side cover plate after finishing, and the work to cleaner adds unnecessary trouble；
2. whole piece belt is wrapped waste is caused in terms of manpower, material；
3. dust cover upper cover board keel is welded using arc section stainless steel square tube and straight section stainless steel square tube, this technique
Both wasted manually, and be difficult to control to weld brought stress deformation again, be easily caused upper cover plate keel dimensions and there is relatively large deviation,
Cause product appearance uneven, both influenceed sealing, also brought difficulty to in-site installation；
4. very inconvenient when maintenance repair, maintenance and replacing belt feeder part, general scene stacking space is limited, will need to prevent
Many bolts of dust hood plate are dismantled one by one, then are moved certain distance and put solution space, and maintenance is needed dust cover again after finishing
Sheet reset is to as former state, and attendant may install not in place when resetting, and repeatedly dismounting is also easily caused damage；
5. have spark once in a while between the carrying roller metalwork rotated during due to operation to produce, with reaching certain density coal dust
Blast is easily produced after contact, and power plant typically carries out not timing sampling observation using hand-held concentration detector at present, it is impossible to belt
Interior dust concentration is monitored in real time, therefore there are major safety risks.
The content of the invention
Defect present in prior art in view of the above, one of technical problem to be solved by this invention
A kind of cover type belt feeder dustproof cover component is to provide, the dust-proof cover plate of the dustproof cover component is directly overlayed on belt, no longer
Installation side cover plate, thoroughly to eradicate the potential safety hazard of dust explosion, to facilitate the maintenance of each part of belt feeder more to change jobs and show
Write and save manpower and material.
In order to solve the above technical problems, the present invention provides a kind of cover type belt feeder dustproof cover component, the cover type belt
Machine dustproof cover component includes：
The keel above the belt of belt feeder are arranged on,
The dust-proof cover plate of keel is covered on keel and is fixedly attached to,
It is fixedly attached to keel and for support keel and the dust-proof cover stent of dust-proof cover plate, and
The both sides of the edge of dust-proof cover plate are arranged on to keep in sealing contact close of the belt flexibility of dust-proof cover plate and belt feeder
Sealing assembly.
According to the present invention, by making dust-proof cover plate directly hermetically be contacted with the belt of belt feeder, no longer installation side cover plate,
The maintenance for thoroughly eradicated the potential safety hazard of dust explosion, facilitating each part of belt feeder more changes jobs and has significantly saved manpower
And material.
The present invention also additionally solves other technical problems by following aspect.
Preferably, the seal assembly includes at least two materials with different hardness, the material with minimum hardness
With the belt contacts of belt feeder, the belt of material and belt feeder with larger hardness is separated by a certain distance.With minimum hardness
Material play sealing function, the material with larger hardness plays a part of keeping hardness less material, buffering to come from skin
The effect of the bounce of band and additional sealing function.Pass through this set, it is possible to achieve effective sealing.
Preferably, the seal assembly includes at least two seals with different hardness, with the close of minimum hardness
The belt contacts of sealing and belt feeder, the belt of seal and belt feeder with larger hardness is separated by a certain distance.Due to skin
Belt with machine may beat in the process of running, and the seal with different hardness presses gradient according to the distance away from belt
Arrangement can realize effective sealing and can effectively prevent belt contacts from causing destruction to rigid element.
In a preferred embodiment, the seal assembly includes two first seals with the first hardness and one
Second seal with the second hardness, second seal is clipped between two first seals, and it is hard that the first hardness is more than second
The belt of degree, first seal and belt feeder is separated by a certain distance, the belt contacts of second seal and belt feeder.First sealing
The thickness of part can be more than the thickness of second seal.Preferably, the thickness of first seal is 10mm to 25mm, for example
10mm；The thickness of second seal is 2mm to 6mm, such as 3mm.
Preferably, first seal is made up of nitrile rubber, and second seal is made up of ethylene propylene diene rubber.
Preferably, distance of the belt of first seal and belt feeder at a distance of 15mm to 20mm.
In belt feeder running, the belt of belt feeder may swing, to avoid seal assembly and belt
Disengage, the edge certain distance with the seal preferably belt away from belt feeder of the belt contacts of belt feeder, so as to all the time
Keep contacting with the belt of belt feeder.Preferably, in belt feeder running, with the seals of the belt contacts of belt feeder away from
The minimum dynamic distance at the edge of the belt of belt feeder is 20mm.
Preferably, keel are the integral type drag keel by bending and molding, and dust-proof cover plate follows the arcuate shape of keel.
By the integrally formed keel of bending there are consistent shape and size, it is to avoid the current keel formed using welding are brought
Keel shape and dimensional discrepancy it is larger and thereby influence adjacent dust-proof cover plate lap-joint sealing, product appearance and field erected
Problem.
Preferably, dust-proof cover stent includes upper bracket and bottom support bar, and one end of upper bracket is fixedly attached to keel, upper branch
The other end of frame is releasably connected to the upper end of bottom support bar, and the lower end of bottom support bar is fixedly attached to the frame of belt feeder.
The releasable connection of upper bracket and bottom support bar allows easily to disconnect the connection between upper bracket and bottom support bar, by dust cover
Plate raises certain altitude, and without dismantling dust-proof cover plate, service work is simpler.
In a preferred specific embodiment, the upper end of bottom support bar is provided with neck, in connection, the institute of upper bracket
The other end is stated to be inserted into the neck of bottom support bar and by the side wall and the spiral shell of the other end of upper bracket through the neck
Bolt is releasably connected to the upper end of bottom support bar.
Preferably, upper bracket includes cross-arm support frame and vertical support bar, and one end of cross-arm support frame is fixedly attached to dragon
Bone and its other end is provided with the vertically arranged plate with multiple horizontally extending mounting holes, vertical support bar
Upper end is provided with the vertically arranged plate with multiple mounting holes vertically extended, cross-arm support frame and vertical support bar
It is releasably coupled together via the bolt of the mounting hole through cross-arm support frame and the mounting hole of vertical support bar, vertical branch
The lower end of strut is releasably connected to the upper end of bottom support bar.The horizontally extending mounting hole by setting, can be mended
The mismachining tolerance of dust-proof cover plate is repaid, is conducive to the sealing between multiple dust-proof cover plates.The mounting hole vertically extended is then permitted
Perhaps the height to dust-proof cover plate is finely adjusted.
Preferably, the cover type belt feeder dustproof cover component also includes the hoisting frame for being fixedly attached to dust-proof cover stent and can
Release it is connected to the hoisting mechanism of hoisting frame.The hoisting mechanism is, for example, pulley hoisting mechanism.By setting hoisting mechanism,
Dust-proof cover plate easily can be risen into certain altitude, to be overhauled.
Preferably, hoisting frame is provided with multiple hoisting mechanism adjustment holes.According to the spatial depiction of factory building ceiling, Ke Yixuan
Select and pulley hoisting mechanism is fastened to suitable hoisting mechanism adjustment hole, to avoid top barrier.
According to the size of the running length of the belt of belt feeder and dust-proof cover plate, the cover type belt feeder dustproof cover component
At least two dust-proof cover plates continuously set can be included, be provided with the longitudinal end of each dust-proof cover plate for dust-proof cover plate
Between elastic packing seal.Seal is set by the longitudinal end in dust-proof cover plate, can be effectively realized adjacent
Sealing between dust-proof cover plate.
Preferably, the seal for the elastic packing between dust-proof cover plate includes U-shaped portion point and is linked to U-shaped portion point
The basic annular section of bottom, U-shaped sections inner side is provided with pawl to be firmly-fixed to the longitudinal end of dust-proof cover plate, adjacent
The basic annular section of the seal of the longitudinal end of two dust-proof cover plates mutually extrude so as to two neighboring dust-proof cover plate it
Between formed sealing.For example, the spring steel plate that U-shaped portion point can be enclosed with ethylene propylene diene rubber by outside is made, basic ring part
Dividing can be made up of ethylene propylene diene rubber.
Preferably, the angle steel of the Longitudinal extending along dust-proof cover plate, the horizontal ends of the angle steel are welded with the end of keel
Face support keel and dust-proof cover plate, the seal assembly are fixedly attached to the side of the angle steel, and dust-proof cover stent is fixedly connected
To the side of the angle steel or horizontal end face.It is flat with keel lateral surface on the horizontal end face of the angle steel between adjacent keel
Neat position is welded with the chevron of the Longitudinal extending along dust-proof cover plate, and one of side riveting of chevron is fixed to dust cover
Plate.The chevron is combined with keel, angle steel and seal assembly, is realized good between dust-proof cover plate and the belt of belt feeder
Sealing.
Brief description of the drawings
By non-limiting example, the present invention will be described in detail with reference to the accompanying drawings, wherein：
Fig. 1 shows the horizontal schematic cross-sectional view of the cover type belt feeder dustproof cover component of the present invention；
Fig. 2 shows the schematic top plan view of the cover type belt feeder dustproof cover component of the present invention, and the figure eliminates some parts,
So as to the sealing and the setting of keel that are clearly shown between dust-proof cover plate；And
Fig. 3 shows the sealed seal being used between dust-proof cover plate of the cover type belt feeder dustproof cover component of the present invention
Sectional view.
Component label instructions
The keel of belt 2 of 1 belt feeder
The 3 dust-proof cover stents of dust-proof cover plate 4
The cross-arm support frame of 41 upper bracket 411
The horizontally extending mounting hole of 412 vertical support bars 413
The mounting hole that the vertically arranged plate 415 of 414 cross-arm support frames 411 vertically extends
The vertically arranged bottom support bar of plate 42 of 416 vertical support bars 412
The seal assembly of 421 neck 5
The second seal of 51 first seal 52
The hoisting frame of 53 pressing plate 6
The pulley hoisting mechanism of 61 hoisting mechanism adjustment hole 7
The steel wire rope of 71 pulley 72
The bolt of 73 suspension ring 74
The sealed seal that 8 angle steel 9 are used between dust-proof cover plate
91 U-shaped portion point, 92 basic annular sections
The frame of the belt feeder of 93 pawl 10
11 chevrons
Embodiment
Cover type belt feeder dustproof cover component according to embodiments of the present invention is described with reference to the accompanying drawings.In following description
In, many details are elaborated person of ordinary skill in the field is best understood from the present invention.But, it is right
It is evident that the present invention's realizes one can not had in these details for the technical staff in art
A bit.However, it should be understood that the present invention is not limited to introduced specific embodiment.Conversely, it may be considered that with following spy
Any combination levied implements the present invention, regardless of whether whether they are related to different embodiments.Therefore, the following examples and excellent
Point is used for illustrative purposes only, and is not construed as limitations on the claims, unless clearly proposed in the claims.
As shown in figure 1, the present invention provides a kind of cover type belt feeder dustproof cover component, the cover type belt conveyor for preventing dust hood group
Part is directly overlayed on the coal conveyer belt in thermal power plant.The cover type belt feeder dustproof cover component includes keel 2, dust-proof cover plate
3rd, dust-proof cover stent 4 and seal assembly 5.Keel 2 are arranged on the top of belt 1 of belt feeder.Dust-proof cover plate 3 is covered in keel 2
Go up and be fixedly attached to keel 2.Dust-proof cover plate 3 can be fixedly attached to keel 2 using rivet (not shown).It should be understood that anti-
Dust hood plate 3 can also any suitable mode be fixedly attached to keel 2, for example bond.Dust-proof cover stent 4 is fixedly attached to keel
2, for support keel 2 and dust-proof cover plate 3.Seal assembly 5 is arranged on the both sides of the edge of dust-proof cover plate 3, to keep dust-proof cover plate 3
Contacted with the elastic packing of belt 1 of belt feeder.
Keel 2 can by 25mm*13mm rectangular steel pipe by bending and molding be integral type drag keel.Pass through bending one
Body formed keel have consistent shape and size, it is to avoid the keel shape that the current keel formed using welding are brought
It is larger and thereby the problem of influence adjacent dust-proof cover plate lap-joint sealing, product appearance and in-site installation with dimensional discrepancy.
In the case where keel 2 are drag keel, dust-proof cover plate 3 follows the arcuate shape of keel 2.Dust-proof cover plate 3 can be with
It is made up of the material of water white transparency, so that maintainer can see the running situation of the dust-proof inner belt machine of cover plate 3.For example,
Dust-proof cover plate 3 can be the water white transparency force-bearing plate purchased from Bayer A.G.
As shown in figure 1, dust-proof cover stent 4 can include upper bracket 41 and bottom support bar 42 connected releasably to each other.
The releasable connection of upper bracket 41 and bottom support bar 42 allows dust-proof cover plate 3 easily is raised into certain altitude, to be examined
Repair.Upper bracket 41 can include cross-arm support frame 411 and vertical support bar 412.One end of cross-arm support frame 411 is fixedly attached to
Hoisting frame 6 for pulley hoisting mechanism 7.Hoisting frame 6 is the rectangular frame structure that lower end is opened, the two ends difference of hoisting frame 6
The side (as shown in Figure 1) of angle steel 8 is fixedly attached to, such as by welding, riveting or threaded connection.It will, of course, be appreciated, that
The two ends of hoisting frame 6 can also be respectively fixedly connected with to the horizontal end face of angle steel 8.Longitudinal extending of the angle steel 8 along dust-proof cover plate 3 is simultaneously
It is fixedly connected, is for example soldered to the ends of keel 2.As shown in figure 1, the horizontal end face support keel 2 and dust-proof cover plate 3 of angle steel 8.
In this specific embodiment, one end of cross-arm support frame 411 is fixedly attached to keel 2 via hoisting frame 6.However, it should be apparent that cross-arm
Support frame 411 can also directly be fixedly attached to keel 2.The other end of cross-arm support frame 411 is provided with multiple along level
The vertically arranged plate 414 of the mounting hole 413 of direction extension, the upper end of vertical support bar 412 is provided with multiple along vertical
The vertically arranged plate 416 of the mounting hole 415 of direction extension, cross-arm support frame 411 and vertical support bar 412 are via through cross-arm
The bolt (not shown) of the mounting hole 413 of support frame 411 and the mounting hole 415 of vertical support bar 412 is releasably connected to one
Rise.The upper end of bottom support bar 42 is provided with neck 421, and in connection, the lower end of vertical support bar 412 is inserted into bottom support bar 42
Neck 421 in and it is releasable by the side wall and the bolt (not shown) of the lower end of vertical support bar 412 through the neck 421
Ground is connected to the upper end of bottom support bar 42.The lower end of bottom support bar 42 can be fixedly attached to the frame 10 of belt feeder, for example, lead to
Cross welding, riveting or threaded connection etc..
The mounting hole 413 horizontally extending by setting, can compensate the mismachining tolerance of dust-proof cover plate 3, be conducive to
Sealing between multiple dust-proof cover plates 3.The mounting hole 415 vertically extended then allows the height progress to dust-proof cover plate 3
Fine setting.For example, after the belt 1 of seal assembly 5 and belt feeder rubs for a long time, gap can become big.This can be by making bolt
The height of dust-proof cover plate 3 is adjusted upper part through the mounting hole 415 vertically extended.
The pulley that the cover type belt feeder dustproof cover component of the present invention can also include being releasably connected to hoisting frame 6 is carried
Rise mechanism 7.It should be understood that other any suitable hoisting mechanisms, such as electric pushrod hoisting mechanism can also be used.In Fig. 1
In shown specific embodiment, the top of pulley hoisting mechanism 7 is fixed on factory building ceiling, the steel wire rope hung down from pulley 71
72 one end is connected to rocker actuator (not shown), and the other end of steel wire rope 72 is fixedly connected on suspension ring 73, in suspension ring 73
Lower end is welded with bolt 74.Steel wire rope 72 can be releasably connected to hoisting frame 6 by bolt 74, and bolt 74 passes through elevator
Structure adjustment hole 61 is simultaneously fastened on hoisting frame 6.Hoisting frame 6 is provided with multiple hoisting mechanism adjustment holes 61, such as 4.According to factory
The spatial depiction of room ceiling, can select pulley hoisting mechanism 7 being fastened to suitable hoisting mechanism adjustment hole 61, to avoid
Top barrier.It should be understood that steel wire rope 72 can be releasably connected to hoisting frame 6 in other suitable modes.For example, steel
The lower end of cord 72 is provided with the shackle that matched work is provided with hook, hoisting frame 6.
When maintainer observes through transparent dust-proof cover plate 3 occurs abnormal conditions on belt 1, bottom branch can be screwed off
Bolt between strut 42 and vertical support bar 412 opens the connection between bottom support bar 42 and vertical support bar 412, and will
Steel wire rope 72 is connected to hoisting frame 6, then shakes the rocker actuator (not shown) of pulley hoisting mechanism 7, makes by steel wire rope 72
Dust-proof cover plate 3 rises to certain altitude, to be overhauled.After maintenance is finished, the rocking bar dress of pulley hoisting mechanism 7 is reversely shaken
Put, dust-proof cover plate 3 is put down, the lower end of vertical support bar 412 is inserted into the neck 421 of bottom support bar 42 and screwing bolts are consolidated
It is fixed.Therefore, according to the present invention, in maintenance, without dismantling dust-proof cover plate 3, operate simpler.
Seal assembly 5 includes at least two materials with different hardness, material and belt feeder with minimum hardness
Belt contacts, the belt of material and belt feeder with larger hardness is separated by a certain distance.In one embodiment, seal assembly
5 nitrile rubbers that ethylene propylene diene rubber can be enclosed with by outside are made.In another embodiment, seal assembly 5 can include
At least two have the seal of different hardness, and the seal with minimum hardness is contacted with the belt 1 of belt feeder, with larger
The seal of hardness and the belt 1 of belt feeder are separated by a certain distance.Because the belt 1 of belt feeder may occur in the process of running
Bounce, the seal with different hardness can realize buffering and effective sealing according to the distance away from belt by arrangement of gradients.
In the specific embodiment shown in Fig. 1, seal assembly 5 includes two first seals 51 and a second seal
52, second seal 52 is clipped between two first seals 51.As shown in figure 1, seal assembly 5 is releasedly tight by bolt
Gu to the side of angle steel 8.The releasable connection of seal assembly 5 and angle steel 8 allows in first seal 51 and/or second seal
Them are easily changed during 52 abrasion.The side relative with angle steel 8 of seal assembly 5 can set pressing plate 53, to improve fastening
Effect.First seal 51 can be made up of nitrile rubber, and second seal 52 can be made up of ethylene propylene diene rubber.Certainly,
It should be understood that first seal 51 and second seal 52 can also be made up of other suitable materials.First seal 51
Thickness can be 10mm to 25mm, and the thickness of second seal 52 can be 2mm to 6mm.In a specific example, first is close
The thickness of sealing 51 is 10mm, and the thickness of second seal 52 is 3mm.Second seal 52 is contacted with the belt 1 of belt feeder, the
The belt 1 of one seal 51 and belt feeder is separated by a certain distance, for example can at a distance of 15mm to 20mm distance.In belt feeder
When belt 1 is beated in the process of running, moderate finite deformation may occur for the second seal 52 with smaller hardness.This
In the case of, the first seal 51 with larger hardness can play buffering and prevent belt 1 from touching angle steel 8 and cause belt
1 effect damaged.In addition, in belt feeder running, the belt 1 of belt feeder may swing, to avoid sealing
Component 5 is disengaged with belt 1, and the seal contacted with the belt 1 of belt feeder (is second close in Fig. 1 specific embodiment
Sealing 52) belt 1 away from belt feeder edge certain distance, to keep contacting with the belt of belt feeder all the time, for example, minimum
Dynamic distance can be selected as 20mm.It should be understood, of course, that any suitable elastic packing component can also be used anti-to realize
Dynamic sealing between the belt 1 of dust hood plate 3 and belt feeder.
In order to realize the better seal between dust-proof cover plate 3 and the belt 1 of belt feeder, at angle between adjacent keel 2
The chevron 11 of the Longitudinal extending along dust-proof cover plate 3 is welded with the horizontal end face of steel 8 with keel lateral surface flush position.Such as Fig. 1
Shown, chevron 11 is tipped upside down on angle steel 8, and a side of chevron 11 for example can be fixed to dust-proof cover plate by rivet
3, two lateral edges of chevron 11 can be soldered to angle steel 8, to realize the portion of angle steel 8 and dust-proof cover plate 3 between keel 2
The sealing divided.It will, of course, be appreciated, that chevron can also be soldered to angle steel 8 or the weldering of only one lateral edges by its another side
It is connected to angle steel 8.The chevron 11 is combined with keel 2, angle steel 8 and seal assembly 5, realizes the skin of dust-proof cover plate 3 and belt feeder
With the excellent sealing between 1.
According to the size of the running length of the belt 1 of belt feeder and dust-proof cover plate 3, it may be necessary to set multiple dust covers
Plate 3.Fig. 2, which is schematically shown, includes the cover type belt feeder dustproof cover component of two dust-proof cover plates 3.The two dust-proof cover plates
3 continuous settings, and be provided with the longitudinal end of each dust-proof cover plate 3 for the close of the elastic packing between dust-proof cover plate 3
Sealing 9.
In the specific embodiment shown in Fig. 3, seal 9 includes U-shaped portion point 91 and is linked to the bottom of U-shaped portion point 91
Basic annular section 92, the inner side of U-shaped portion point 91 is provided with pawl 93 to be firmly-fixed to the longitudinal end of dust-proof cover plate 3, phase
The mutually extruding of the basic annular section 92 of the seal 9 of the longitudinal end of adjacent two dust-proof cover plates 3 is so as to two neighboring dust-proof
Sealing is formed between cover plate 3.91 spring steel plates that ethylene propylene diene rubber can be enclosed with by outside of U-shaped portion point are made, basic ring
Shape part 92 can be made up of ethylene propylene diene rubber.It should be understood, of course, that other any suitable seals can also be used.
Although above in association with cover type belt feeder dustproof cover component of the coal conveyer belt for thermal power plant to the present invention
It is described in detail, it should be appreciated that present invention may also apply to the dust-proof field of any need conveyed using conveyer belt
Close.
Although the present invention is disclosed as above with preferred embodiment, the present invention is not limited to this.Any art technology
Personnel, the various changes made without departing from the spirit and scope of the present invention and modification, all should include the protection model of the present invention
In enclosing, therefore protection scope of the present invention should be defined by claim limited range.
Claims (21)
1. a kind of cover type belt feeder dustproof cover component, the cover type belt feeder dustproof cover component includes：
The keel above the belt of belt feeder are arranged on,
The dust-proof cover plate of keel is covered on keel and is fixedly attached to,
It is fixedly attached to keel and for support keel and the dust-proof cover stent of dust-proof cover plate, and
The both sides of the edge of dust-proof cover plate are arranged on to keep the sealing group that the belt flexibility of dust-proof cover plate and belt feeder is in sealing contact
Part.
2. cover type belt feeder dustproof cover component according to claim 1, it is characterised in that the seal assembly is included extremely
Few two kinds of materials with different hardness, the belt contacts of material and belt feeder with minimum hardness, with larger hardness
The belt of material and belt feeder is separated by a certain distance.
3. cover type belt feeder dustproof cover component according to claim 2, it is characterised in that the seal assembly is included extremely
Few two seals with different hardness, the belt contacts of seal and belt feeder with minimum hardness, with larger hard
The seal of degree and the belt of belt feeder are separated by a certain distance.
4. cover type belt feeder dustproof cover component according to claim 3, it is characterised in that the seal assembly includes two
The individual first seal with the first hardness and one have a second seal of the second hardness, and second seal is clipped in two the
Between one seal, the first hardness is more than the second hardness, and the belt of first seal and belt feeder is separated by a certain distance, and second is close
The belt contacts of sealing and belt feeder.
5. cover type belt feeder dustproof cover component according to claim 4, it is characterised in that first seal is by butyronitrile rubber
Glue is made, and second seal is made up of ethylene propylene diene rubber.
6. cover type belt feeder dustproof cover component according to claim 5, it is characterised in that the thickness of first seal is big
In the thickness of second seal.
7. cover type belt feeder dustproof cover component according to claim 6, it is characterised in that the thickness of first seal is
10mm to 25mm, the thickness of second seal is 2mm to 6mm.
8. the cover type belt feeder dustproof cover component according to any one of claim 4 to 7, it is characterised in that first is close
Distance of the belt of sealing and belt feeder at a distance of 15mm to 20mm.
9. the cover type belt feeder dustproof cover component according to any one of claim 3 to 7, it is characterised in that in belt
In machine running, the edge certain distance with belt of the seal away from belt feeder of the belt contacts of belt feeder, so as to all the time
Keep contacting with the belt of belt feeder.
10. cover type belt feeder dustproof cover component according to claim 1, it is characterised in that keel are by being bent into
The integral type drag keel of type, dust-proof cover plate follows the arcuate shape of keel.
11. cover type belt feeder dustproof cover component according to claim 1, it is characterised in that dust-proof cover stent includes upper
Support and bottom support bar, one end of upper bracket are fixedly attached to keel, and the other end of upper bracket is releasably connected to bottom support
The upper end of bar, the lower end of bottom support bar is fixedly attached to the frame of belt feeder.
12. cover type belt feeder dustproof cover component according to claim 11, it is characterised in that the upper end of bottom support bar is set
Neck is equipped with, in connection, the other end of upper bracket is inserted into the neck of bottom support bar and by through the neck
The bolt of the other end of side wall and upper bracket is releasably connected to the upper end of bottom support bar.
13. the cover type belt feeder dustproof cover component according to claim 11 or 12, it is characterised in that upper bracket includes horizontal stroke
Support frame and vertical support bar are carried on a shoulder pole, one end of cross-arm support frame is fixedly attached to keel and its other end is provided with multiple
The vertically arranged plate of horizontally extending mounting hole, the upper end of vertical support bar be provided with it is multiple vertically
The vertically arranged plate of the mounting hole of extension, cross-arm support frame and vertical support bar via the mounting hole through cross-arm support frame and
The bolt of the mounting hole of vertical support bar is releasably coupled together, and the lower end of vertical support bar is releasably connected to bottom branch
The upper end of strut.
14. cover type belt feeder dustproof cover component according to claim 1, it is characterised in that the cover type belt conveyor for preventing
Dust hood component also includes being fixedly attached to the hoisting frame of dust-proof cover stent and is releasably connected to the hoisting mechanism of hoisting frame.
15. cover type belt feeder dustproof cover component according to claim 14, it is characterised in that the hoisting mechanism is cunning
Take turns hoisting mechanism.
16. cover type belt feeder dustproof cover component according to claim 15, it is characterised in that hoisting frame is provided with multiple
Hoisting mechanism adjustment hole.
17. cover type belt feeder dustproof cover component according to claim 1, it is characterised in that the cover type belt conveyor for preventing
Dust hood component includes at least two dust-proof cover plates continuously set, is provided with the longitudinal end of each dust-proof cover plate for dust-proof
The seal of elastic packing between cover plate.
18. sealing system according to claim 17, it is characterised in that for the close of the elastic packing between dust-proof cover plate
Sealing includes U-shaped portion point and is linked to the basic annular section of the bottom of U-shaped portion point, and U-shaped sections inner side is provided with pawl so as to jail
Admittedly be fixed to the longitudinal end of dust-proof cover plate, the basic annular section of the seal of the longitudinal end of two neighboring dust-proof cover plate
Mutually extruding seals to be formed between two neighboring dust-proof cover plate.
19. sealing system according to claim 18, it is characterised in that U-shaped portion point is enclosed with ethylene-propylene-diene monomer by outside
The spring steel plate of glue is made, and basic annular section is made up of ethylene propylene diene rubber.
20. cover type belt feeder dustproof cover component according to claim 1, it is characterised in that welded in the end of keel
There are the angle steel of the Longitudinal extending along dust-proof cover plate, the horizontal end face support keel of the angle steel and dust-proof cover plate, the sealing group
Part is fixedly attached to the side of the angle steel, and dust-proof cover stent is fixedly attached to the side of the angle steel or horizontal end face.
21. cover type belt feeder dustproof cover component according to claim 20, it is characterised in that between adjacent keel
The chevron of the Longitudinal extending along dust-proof cover plate, V-arrangement are welded with the horizontal end face of the angle steel with keel lateral surface flush position
One of side riveting of part is fixed to dust-proof cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610104974.3A CN107117435A (en) | 2016-02-25 | 2016-02-25 | Cover type belt feeder dustproof cover component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610104974.3A CN107117435A (en) | 2016-02-25 | 2016-02-25 | Cover type belt feeder dustproof cover component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107117435A true CN107117435A (en) | 2017-09-01 |
Family
ID=59717812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610104974.3A Pending CN107117435A (en) | 2016-02-25 | 2016-02-25 | Cover type belt feeder dustproof cover component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107117435A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109835666A (en) * | 2017-11-27 | 2019-06-04 | 上海神煜电气成套有限公司 | The dust cover structure of belt feeder |
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| FR2198877A1 (en) * | 1972-09-11 | 1974-04-05 | Bridgestone Tire Co Ltd | |
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