CN206794086U - A kind of novel environment friendly is unloaded coal screening system - Google Patents
A kind of novel environment friendly is unloaded coal screening system Download PDFInfo
- Publication number
- CN206794086U CN206794086U CN201720489358.4U CN201720489358U CN206794086U CN 206794086 U CN206794086 U CN 206794086U CN 201720489358 U CN201720489358 U CN 201720489358U CN 206794086 U CN206794086 U CN 206794086U
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- coal
- unloading chamber
- sieve
- dust
- conveyer belt
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Abstract
Unloaded coal screening system the utility model discloses a kind of novel environment friendly, including coal-unloading chamber, sieve compartment and dust arrester installation, multistage sieve is provided with sieve compartment, multistage sieve is connected with coal-unloading chamber by raw coal conveyer belt, and dust arrester installation connects with coal-unloading chamber and sieve compartment by taking out dirt pipe respectively.The utility model is unloaded coal in the coal-unloading chamber of relative closure, then sieved in the sieve compartment of relative closure, unload coal and processing is taken away by dust collection device with the dust in course of conveying, solve during traditional open unloads coal, the problem of dust from flying, and the coal after raw coal and screening is conveyed using totally-enclosed mode, effectively prevent with dust from flying and significant loss, optimize working environment；The dust recoverable of collection, reduces the waste of coal resource；The utility model also reduces dust from flying of the fine coal in discharge process；In addition, raw coal is handled by multi-stage screening level, facilitate the classification precision of coal to utilize, be favorably improved the utilization rate of coal.
Description
Technical field：
It the utility model is related to a kind of system, more particularly to a kind of novel environment friendly is unloaded coal screening system.
Background technology：
Many integrated mills (such as thermal power plant, alumina producer, steel plant) are required for consuming substantial amounts of coal resources.In factory
Or terminal coal yard, when unloading coal, current method is unloaded coal using the open method of unloading coal, i.e., is unloaded in the environment of outdoor opening
Coal, due to the factor such as ature of coal own wt is light, surface moisture is low, inevitably there is a large amount of dust effusion, especially unloading coal
When difference is greatly and periphery wind speed is larger, live dust pollution is even more serious, causes the pollution of working environment, and working environment is disliked very much
Bad, the worker to be worked around can suck substantial amounts of coal dust daily, have a strong impact on the health of worker.Meanwhile powder
Dirt flies upward the significant wastage that also result in coal resource.Therefore solves the problems, such as automobile unload coal caused by airborne dust it is imperative.
Further, since coal needs to carry out classification use according to the difference of granularity in use, therefore, when in use
Need to carry out the ultra large coal in feed coal, coarse coal, medium sized coal, small coal, beans and fine coal sieving and grading, existing point
Selecting process is carried out after factory or terminal coal yard unload coal, not only long flow path, and efficiency is low, and seriously polluted, and being unfavorable for can
Sustainable development.
Utility model content：
The purpose of this utility model is to provide a kind of screening system of unloading coal that can reduce dust pollution, safety and environmental protection.
The purpose of this utility model is implemented by following technical scheme, and a kind of novel environment friendly is unloaded coal screening system, and it includes unloading
Coal room, sieve compartment and dust arrester installation, be respectively equipped with the two lateral walls of the coal-unloading chamber into car door and go out car door, with it is described enter
The adjacent sidewall bottom of coal-unloading chamber one of car door provided with lump coal export, it is described enter car door, it is described go out car door and the lump coal outlet on
It is equipped with dust-break curtain；The bottom of the coal-unloading chamber is provided with coal bunker, it is described enter car door and it is described go out car door between described in unload coal
Interior is provided with coal tripper, is fixed with grate in the coal-unloading chamber between the coal tripper and lump coal outlet, institute
The oversize outlet for stating grate is located at the lump coal exit；
Multistage sieve is provided with the sieve compartment, the multistage sieve is connected with the coal-unloading chamber by raw coal conveyer belt, described
The feeding end of raw coal conveyer belt is located at the bottom of coal bunker outlet, and the delivery end of the raw coal conveyer belt penetrates the sieve compartment
It is interior, it is placed in above the charging aperture of the multistage sieve；If it also includes conveyer belt after dry screen, the feeding end of conveyer belt after the sieve
It is respectively arranged on thing exit lower end after the sieves at different levels of the multistage sieve, the delivery end of conveyer belt is worn from the sieve compartment after the sieve
Cross, be placed in the outside of the sieve compartment；
Some inverted conically shapeds are sequentially provided with from top to bottom below the delivery end of conveyer belt after the sieve of conveying fine coal
Body, the both ends open of the conical shell, connected by connector between the adjacent conical shell；The taper of the top
Cylinder is connected with conveyer belt after the sieve by the connector.
Conveyer belt is provided with hurricane globe after the raw coal conveyer belt and the sieve, and raw coal and the coal after screening are using totally-enclosed
Mode conveys, and prevents dust pollution and significant loss；
The dust arrester installation is connected with the coal-unloading chamber and the sieve compartment by taking out dirt pipe respectively.
Further, the coal tripper includes support and upset platform, and the support is fixedly connected with the coal bunker, institute
Upset platform is stated above the support, the upset platform is hinged close to the side of the grate and the support, institute
State side of the upset platform away from the grate to be connected by elevating lever with the coal bunker, the elevating lever can be according to actual feelings
Condition selects Pneumatic lifting arm or hydraulic lifting arm, and one end of the elevating lever is hinged with the upset platform, the elevating lever
The bulkhead of the other end and the coal bunker is hinged.
Further, it is all provided with the upset platform close to the side of the grate with the side away from the grate
There is guardrail, avoid coal conveyor from being breakked away on upset platform.
Further, operating desk, the operating desk and the coal-unloading chamber are provided with the coal-unloading chamber above the grate
Side wall be fixedly connected；
Inlet/outlet is also correspondingly provided with the coal-unloading chamber side wall that the operating desk is set, in the outside of the inlet/outlet
Provided with platform, the platform can be fixed in the side wall of the coal-unloading chamber, for when unloading coal, operating personnel to hide coal ash.
Further, it also includes water pipe, and described above the coal tripper of the water pipe is unloaded coal in chamber interior walls,
Atomizer is uniformly provided with the water pipe.
Further, the dust arrester installation be settling dust remover, inertial dust separator, cyclone dust collectors, filtration dust catcher,
One kind in electric cleaner and wet scrubber.
Further, it is provided with the coal-unloading chamber for taking out dirt pipe lower end and takes out dirt blower fan, the dirt blower fan of taking out is taken out with described
Dirt pipe is fixedly connected, and the dirt blower fan of taking out takes out dirt pipe collective effect with described, it is ensured that the airborne dust in the coal-unloading chamber is to greatest extent
It is sucked into dust arrester.
Further, it also includes into vehicle passage and goes out vehicle passage, it is described enter vehicle passage with the coal-unloading chamber by entering car
Door connection, it is described go out vehicle passage connected with the coal-unloading chamber by going out car door, it is described enter vehicle passage with go out in vehicle passage also to be provided with
The dust-break curtain, it is described enter vehicle passage and it is described go out vehicle passage ground be connected with the support, facilitate coal conveyor can be from
Enter vehicle passage and normally drive into coal-unloading chamber, and vehicle passage is normally driven into out from coal-unloading chamber.
When unloading coal, start dust arrester, take out dirt blower fan and atomizer, coal conveyor is started into upset platform, will be lifted
Bar is risen, and coal conveyor is flipped an angle in company with upset platform, and the compartment of coal conveyor is opened by the worker on operating desk, is then grasped
Make personnel to walk out from inlet/outlet, a moment is stopped on platform, prevents coal ash pollution；Coal is fallen within grate, and ultra large coal is arranged
To outside coal-unloading chamber, fine coal and small coal pass through grate, fall within coal bunker, the coal in coal bunker is transported to screening by raw coal conveyer belt
Interior, after multistage sieve screening, conveyer belt is transported to outside sieve compartment after coals at different levels are sieved respectively, reaches the purpose of coal classification；
Unload coal and be drawn into the airborne dust in screening process by the negative pressure wind for taking out dirt pipe in dust arrester, do not only reached the effect of dedusting,
And the purpose of recycling is reached；House dust to be unloaded coal is sucked totally, and operating personnel enter in coal-unloading chamber, observation
Unload coal situation, if still there is coal residual in coal conveyor, human assistance cleaning.
The advantages of the utility model：The utility model is unloaded coal in the coal-unloading chamber of relative closure, then in relative closure
Sieved in sieve compartment, unload coal and processing is taken away by dust collection device with the dust in course of conveying, solve traditional open and unload
During coal, the problem of dust from flying, and the coal after raw coal and screening is conveyed using totally-enclosed mode, is effectively prevented and dust
Fly upward and significant loss, optimize working environment；The dust recoverable of collection, reduces the waste of coal resource；Due to string
Cylinder has the advantages of gathering fine coal, slow down fine coal decrease speed and reducing fine coal and air contact, therefore the utility model is reduced
Dust from flying of the fine coal in discharge process；In addition, raw coal is handled by multi-stage screening level, facilitate the classification precision profit of coal
With being favorably improved the utilization rate of coal.
Brief description of the drawings：
Fig. 1 is that a kind of 1 novel environment friendly of embodiment is unloaded coal screening system schematic diagram；
Fig. 2 is that a kind of 1 novel environment friendly of embodiment is unloaded coal the coal-unloading chamber schematic diagram of screening system；
Fig. 3 is that a kind of 1 novel environment friendly of embodiment is unloaded coal the coal-unloading chamber sectional view of screening system；
Fig. 4 is that a kind of 1 novel environment friendly of embodiment is unloaded coal the sieve compartment schematic diagram of screening system；
Fig. 5 is enlarged drawing at Fig. 1 A.
In figure：Coal-unloading chamber 1, sieve compartment 2, cyclone dust collectors 3, enter vehicle passage 4, go out vehicle passage 5, lump coal outlet 6, dust-break curtain
7, coal bunker 8, support 9, platform 10 is overturn, guardrail 11, grate 12, elevating lever 13, water pipe 14, atomizer 15 is multistage to sieve 16,
Raw coal conveyer belt 17, conveyer belt 18 after sieve, takes out dirt pipe 19, takes out dirt blower fan 20, operating desk 21, hurricane globe 22, conical shell 23, even
Fitting 24, inlet/outlet 25, platform 26.
Embodiment：
Embodiment 1：
A kind of novel environment friendly is unloaded coal screening system, including coal-unloading chamber 1, sieve compartment 2 and cyclone dust collectors 3, the phase of coal-unloading chamber 1
To being provided with the outside of two side into vehicle passage 4 and going out vehicle passage 5, enter vehicle passage 4 and go out vehicle passage 5 and connected respectively with coal-unloading chamber 1, with
Enter the adjacent sidewall bottom of coal-unloading chamber 1 one of vehicle passage 4 provided with lump coal outlet 6, enter vehicle passage 4, go out vehicle passage 5 and lump coal outlet 6
On be equipped with dust-break curtain 7；The bottom of coal-unloading chamber 1 is provided with coal bunker 8, is entering vehicle passage 4 and is going out in the coal-unloading chamber 1 between vehicle passage 5
Provided with support 9, the ground entered vehicle passage 4 and go out vehicle passage 5 is connected with support 9, facilitates coal conveyor can be from entering vehicle passage 4 just
Coal-unloading chamber 1 often is driven into, and normally vehicle passage 5 is driven into out from coal-unloading chamber 1.
Support 9 is provided with upset platform 10, and the left and right ends of upset platform 10 are equipped with guardrail 11, prevent from overturning platform 10
During upset, coal conveyor slides on upset platform 10, and upset platform 10 is concordant with the ground outside coal-unloading chamber 1, in support 9 and block
Grate 12 is fixed with coal-unloading chamber 1 between coal export 6, the oversize outlet of grate 12 is at lump coal outlet 6；Turn over
It is be hinged close to the side of grate 12 and support 9 to turn platform 10, side of the upset platform 10 away from grate 12 passes through with coal bunker 8
Elevating lever 13 connects, and elevating lever 13 can select Pneumatic lifting arm or hydraulic lifting arm, one end of elevating lever 13 according to actual conditions
Be hinged with upset platform 10, the bulkhead of the other end and coal bunker 8 of elevating lever 13 is hinged；In the coal-unloading chamber 1 for overturning the top of platform 10
Wall is provided with water pipe 14, and some atomizers 15 are uniformly provided with water pipe 14, and water mist dust fall effect is played when unloading coal.
Operating desk 21 is provided with coal-unloading chamber 1 above grate 12, the side wall of operating desk 21 and coal-unloading chamber 1 fixes company
Connect；Inlet/outlet 25 is also correspondingly provided with the side wall of coal-unloading chamber 1 that operating desk 21 is set, platform is provided with the outside of inlet/outlet 25
26, for when unloading coal, operating personnel to hide coal ash.
Multistage sieve 16 is provided with sieve compartment 2, multistage sieve 16 is connected with coal-unloading chamber 1 by raw coal conveyer belt 17, raw coal conveying
The bottom of the outlet of coal bunker 8 is located at 17 feeding end, the delivery end of raw coal conveyer belt 17 is penetrated in sieve compartment 16, is placed in multistage
Above the charging aperture of sieve 16；If it also includes conveyer belt 18 after dry screen, the feeding end of conveyer belt 18 is respectively arranged on multistage sieve after sieve
Thing exit lower end after 16 sieves at different levels, the delivery end of conveyer belt 18 passes through from sieve compartment 2 after sieve, is placed in the outside of sieve compartment 2；
Hurricane globe 22 is equipped with after raw coal conveyer belt 17 and sieve on conveyer belt 18, raw coal is defeated using totally-enclosed mode with the coal after screening
Send, effectively prevent dust pollution and significant loss；
Some inverted conical shells are sequentially provided with from top to bottom below the delivery end of conveyer belt 18 after the sieve of conveying fine coal
23, the both ends open of conical shell 23, connected by connector 24 between adjacent conical cylinder 23；The conical shell 23 of the top
It is connected with conveyer belt after sieve 18 by connector 24.
Cyclone dust collectors 3 are connected with coal-unloading chamber 1 and sieve compartment 2 by taking out dirt pipe 19 respectively, take out one end and the rotation of dirt pipe 19
Wind deduster 3 connects, and the other end for taking out dirt pipe 19 connects with the top middle portion of coal-unloading chamber 1, is provided with coal-unloading chamber 1 and takes out dirt blower fan
20, take out dirt blower fan 20 and be fixedly connected with taking out dirt pipe 19, take out dirt blower fan 20 and take out the collective effect of dirt pipe 19, it is ensured that in coal-unloading chamber 1
Airborne dust is sucked into cyclone separator 2 to greatest extent.
When unloading coal, start cyclone separator 3, take out dirt blower fan 20 and atomizer 15, coal conveyor is started into upset platform
10, elevating lever 13 is risen, coal conveyor flips an angle in company with upset platform 10, is then opened by the worker on operating desk 21
The compartment of coal conveyor, coal are fallen within grate 12, and ultra large coal is discharged to outside coal-unloading chamber 1, and fine coal and small coal pass through grate
12, fall within coal bunker 8, the coal in coal bunker 8 is transported in sieve compartment 2 by raw coal conveyer belt 17, at different levels after the screening of multistage sieve 16
Conveyer belt 18 is transported to outside sieve compartment 2 after coal is sieved respectively, reaches the purpose of coal classification；Unload coal and the airborne dust in screening process
The negative pressure wind for being taken out dirt pipe 19 is drawn into cyclone separator 3, has not only reached the effect of dedusting, and it is sharp again to have reached recovery
Purpose.
Claims (8)
- The screening system 1. a kind of novel environment friendly is unloaded coal, it is characterised in that it includes coal-unloading chamber, sieve compartment and dust arrester installation, described Be respectively equipped with the two lateral walls of coal-unloading chamber into car door and going out car door, with it is described enter the adjacent side wall of the coal-unloading chamber one of car door Bottom provided with lump coal export, it is described enter car door, it is described go out car door and the lump coal outlet on be equipped with dust-break curtain；The coal-unloading chamber Bottom be provided with coal bunker, it is described enter car door and it is described go out car door between the coal-unloading chamber in be provided with coal tripper, described Grate is fixed with coal-unloading chamber between coal tripper and lump coal outlet, the oversize outlet of the grate is located at The lump coal exit；Multistage sieve is provided with the sieve compartment, the multistage sieve is connected with the coal-unloading chamber by raw coal conveyer belt, the raw coal The feeding end of conveyer belt is located at the bottom of coal bunker outlet, and the delivery end of the raw coal conveyer belt is penetrated in the sieve compartment, It is placed in above the charging aperture of the multistage sieve；If it also includes conveyer belt after dry screen, the feeding end point of conveyer belt after the sieve Not She Yu thing exit lower end after the sieves at different levels of the multistage sieve, the delivery end of conveyer belt passes through from the sieve compartment after the sieve, It is placed in the outside of the sieve compartment；Some inverted conical shells, institute are sequentially provided with from top to bottom below the delivery end of conveyer belt after the sieve of conveying fine coal The both ends open of conical shell is stated, is connected between the adjacent conical shell by chain；The conical shell of the top with Conveyer belt is connected by connector after the sieve；Conveyer belt is provided with hurricane globe after the raw coal conveyer belt and the sieve；The dust arrester installation is connected with the coal-unloading chamber and the sieve compartment by taking out dirt pipe respectively.
- 2. a kind of novel environment friendly is unloaded coal screening system according to claim 1, it is characterised in that the coal tripper includes branch Frame and upset platform, the support are fixedly connected with the coal bunker, and the upset platform is above the support, the upset Platform is hinged close to the side of the grate and the support, the side of the upset platform away from the grate with it is described Coal bunker is connected by elevating lever, and one end of the elevating lever is hinged with the upset platform, the other end of the elevating lever and institute The bulkhead for stating coal bunker is hinged.
- 3. a kind of novel environment friendly is unloaded coal screening system according to claim 2, it is characterised in that close in the upset platform The side of the grate and the side of the remote grate are equipped with guardrail.
- 4. a kind of novel environment friendly is unloaded coal screening system according to claim 3, it is characterised in that above the grate Operating desk is provided with the coal-unloading chamber, the operating desk is fixedly connected with the side wall of the coal-unloading chamber；Inlet/outlet is also correspondingly provided with the coal-unloading chamber side wall that the operating desk is set, is provided with the outside of the inlet/outlet Platform.
- 5. a kind of novel environment friendly is unloaded coal screening system according to claim 4, it is characterised in that it also includes water pipe, described Described above the coal tripper of water pipe is unloaded coal in chamber interior walls, and atomizer is uniformly provided with the water pipe.
- 6. a kind of novel environment friendly is unloaded coal screening system according to claim 5, it is characterised in that the dust arrester installation is sedimentation One kind in deduster, inertial dust separator, cyclone dust collectors, filtration dust catcher, electric cleaner and wet scrubber.
- 7. a kind of novel environment friendly is unloaded coal screening system according to claim 6, it is characterised in that at the top of the coal-unloading chamber Inner side is provided with and takes out dirt blower fan, and the dirt blower fan of taking out is fixedly connected with the dirt pipe of taking out.
- 8. a kind of novel environment friendly is unloaded coal screening system according to claim 7, it is characterised in that its also include into vehicle passage and Go out vehicle passage, it is described enter vehicle passage and the coal-unloading chamber by it is described enter car door connect, it is described go out vehicle passage and the coal-unloading chamber By it is described go out car door connect, it is described enter vehicle passage and it is described go out vehicle passage in also be provided with the dust-break curtain, it is described enter vehicle passage With it is described go out vehicle passage ground be connected with the support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720489358.4U CN206794086U (en) | 2017-05-04 | 2017-05-04 | A kind of novel environment friendly is unloaded coal screening system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720489358.4U CN206794086U (en) | 2017-05-04 | 2017-05-04 | A kind of novel environment friendly is unloaded coal screening system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206794086U true CN206794086U (en) | 2017-12-26 |
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ID=60739131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720489358.4U Expired - Fee Related CN206794086U (en) | 2017-05-04 | 2017-05-04 | A kind of novel environment friendly is unloaded coal screening system |
Country Status (1)
| Country | Link |
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| CN (1) | CN206794086U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114308606A (en) * | 2021-11-18 | 2022-04-12 | 华能碳资产经营有限公司 | Power plant coal conveying pipeline particle filtering and recycling device |
-
2017
- 2017-05-04 CN CN201720489358.4U patent/CN206794086U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114308606A (en) * | 2021-11-18 | 2022-04-12 | 华能碳资产经营有限公司 | Power plant coal conveying pipeline particle filtering and recycling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 Termination date: 20180504 |