CN211937349U - Multistage broken stone screening device for highway maintenance - Google Patents
Multistage broken stone screening device for highway maintenance Download PDFInfo
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- CN211937349U CN211937349U CN202020254507.0U CN202020254507U CN211937349U CN 211937349 U CN211937349 U CN 211937349U CN 202020254507 U CN202020254507 U CN 202020254507U CN 211937349 U CN211937349 U CN 211937349U
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- screening
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- conveyor belt
- frame
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- 238000012216 screening Methods 0.000 title claims abstract description 107
- 239000004575 stone Substances 0.000 title claims abstract description 60
- 238000012423 maintenance Methods 0.000 title claims abstract description 19
- 238000004140 cleaning Methods 0.000 claims abstract description 13
- 238000007873 sieving Methods 0.000 claims abstract description 6
- 230000006978 adaptation Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 230000007246 mechanism Effects 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 239000000843 powder Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
A multi-stage screening device for crushed stones for highway maintenance comprises a stone crusher, a screening device and a collecting conveyor belt, wherein the screening device comprises a plurality of screening frames, screening rollers and screening funnels, the axes of the screening rollers are on an inclined line, the screening rollers are arranged on the screening frames, gaps for the crushed stones to fall are formed between every two adjacent screening rollers, a discharge port of the stone crusher is connected with the screening frames, the screening funnels are arranged below the screening rollers, the collecting conveyor belt is arranged below the screening rollers at the low end, and the collecting conveyor belt is connected with a feed port of the stone crusher; when the kibbling stone of stone crusher, through the sieving mechanism, a plurality of screening rollers sieve into different specifications to the stone to having entered into different screening funnels, the cleaning brush of screening roller top is to the stone material go dirt simultaneously, and the stone that does not filter returns to the stone crusher through collecting the conveyer belt, need not manual operation, and degree of automation is high, and the effect ideal can show abundant crushing and abundant screening to the stone.
Description
Technical Field
The utility model relates to a rubble divides sieve technical field specifically is a rubble multi-stage screening device that highway maintenance used.
Background
In highway maintenance, often need mix through different stones and repair or rebuild, consequently just need the rubble device, the stone size and the specification that different highway sections need simultaneously are all different, consequently need sort the rubble, and the tradition all adopts artifical the sorting, and is inefficient, and the result of sorting is also not ideal moreover.
There is also a structure that is screened through the sieve mesh, for example, patent publication "CN 208990978U" with patent name "a highway maintenance rubble multi-stage screening device", which discloses "including first conveyer belt, second conveyer belt and third conveyer belt, one side cover of first conveyer belt is equipped with first carousel, first carousel rotates to be located first mesh screen of first conveyer belt opposite side fixedly connected with, first mesh screen is located first carousel opposite side fixedly connected with second mesh screen, the second mesh screen is located first mesh screen opposite side fixedly connected with third mesh screen" this kind of mode screening is troublesome, and the sieve mesh still is blocked by the stone easily, still does not reach high-efficient screening.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides an automatic operation to the screening is abundant, the multistage screening plant of rubble that self-cleaning's highway maintenance was used.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a gravel multistage screening device for highway maintenance comprises a gravel crusher, a screening device and a collecting conveyor belt, wherein the screening device comprises a plurality of screening frames, screening rollers and screening funnels, the axes of the screening rollers are on an inclined line, the screening rollers are arranged on the screening frames, gaps for gravel to fall are formed between every two adjacent screening rollers, the gaps between every two adjacent screening rollers are increased along the inclined line from top to bottom, a discharge port of the gravel crusher is connected with the screening frames and arranged at the high end of the inclined line, the screening funnels are arranged below the screening rollers, the collecting conveyor belt is arranged below the screening rollers at the low end, and the collecting conveyor belt is connected with a feed port of the gravel crusher;
the screening frame is provided with a driving motor, and the driving standby mode drives the screening rollers to synchronously rotate.
In order to guarantee the stable transportation of stone, the utility model discloses the improvement has, be provided with the fin on the collection conveyer belt.
In order to guarantee the accuracy of transmission, the utility model discloses the improvement has, driving motor is servo motor or driving motor.
In order to realize the abundant washing of stone material, the utility model discloses the improvement has, be provided with the wash rack in the filter rack, the bottom of wash rack is provided with the cleaning brush, and the cleaning brush setting is in the top of sieving the selection roller, is provided with the answer spring between wash rack and the filter rack, the one end of answering the spring links to each other with the wash rack, and the other end of answering the spring links to each other with the filter rack.
In order to realize the multiple spot washing, the utility model discloses the improvement has, the wash rack is a plurality of, and even setting is on the screening frame, and the spring is replied to one of every wash rack adaptation.
(III) advantageous effects
Compared with the prior art, the utility model provides a rubble multistage screening plant that highway maintenance used possesses following beneficial effect:
this multistage screening plant of rubble that highway maintenance was used, when the kibbling good stone of stone crusher, through the sieving mechanism, a plurality of screening rollers sieve the stone and become different specifications to in having entered into different screening funnels, the cleaning brush of screening roller top is to the stone material go dirt simultaneously, and the stone that does not filter returns to the stone crusher through collecting the conveyer belt, need not manual operation, and degree of automation is high, and the effect ideal can show the abundant crushing and the abundant screening to the stone.
Drawings
FIG. 1 is a schematic structural view of a multistage crushed stone screening device for highway maintenance according to the present invention;
in the figure: 1-a stone crusher; 2-a collection conveyor belt; 3-a screening rack; 4-a screening roller; 5-screening the funnel; 6-clearance; 7-a cleaning rack; 8, cleaning brushes; 9-a return spring;
10-wing piece.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to the attached drawing 1, the utility model provides a multistage screening plant of rubble that highway maintenance used, including stone crusher 1, sieving mechanism and collection conveyer belt 2, the sieving mechanism includes screening frame 3, screening roller 4, and screening funnel 5, screening roller 4 is a plurality of, and the axle center of screening roller 4 is on an oblique line, and screening roller 4 sets up on screening frame 3, is provided with the clearance 6 that supplies the rubble to drop between the adjacent screening roller 4, and the clearance 6 of adjacent screening roller 4 increases with this from top to bottom along the oblique line, the discharge gate of stone crusher 1 links to each other with screening frame 3 to set up at the high-end of oblique line, screening funnel 5 sets up in screening roller 4 below, collection conveyer belt 2 sets up in the screening roller 4 below that is located the low side, and collection conveyer belt 2 links to each other with the feed inlet of stone crusher 1;
the screening frame 3 is provided with a driving motor, and the driving standby mode drives the plurality of screening rollers 4 to synchronously rotate.
The multi-stage gravel screening device for highway maintenance with a novel structure comprises the following steps of firstly, putting stones into a stone crusher 1 for processing, wherein the stone crusher 1 only adopts the stone crusher 1 which is common in the market, after the processing is finished, crushed stones are discharged from a discharge port of the stone crusher 1 and enter a screening device, a plurality of cleaned screening rollers 4 are started by a driving motor and start to rotate, the stones are gradually conveyed to a collecting conveyor belt 2, the stones smaller than the gap 6 between the two screening rollers 4 fall downwards and are collected from a screening hopper 5, the stones with different specifications can be collected through the gradually enlarged gap 6 between the adjacent screening rollers, the stones are adapted to different highway maintenance for use, when the stones are larger than all the gaps 6, the stones are continuously conveyed and finally fall on the collecting conveyor belt 2, the collecting conveyor belt 2 adopts a conventional mechanical conveyor belt interface, it is provided with transfer motor and drive wheel, collects 2 transmissions of conveyer belt and returns the bold stone to stone crusher 1 in, has realized the secondary rubble.
In this embodiment, be provided with fin 10 on collecting conveyer belt 2, conveniently collect conveyer belt 2 when wasing the rise, the rubble also can not run with care, guarantees the steady transmission.
In this embodiment, driving motor is servo motor or driving motor, can select different rotational speeds as required, has guaranteed the stable conveying of stone, also prevents the card stone phenomenon simultaneously.
In this embodiment, be provided with wash rack 7 in the screening frame 3, the bottom of wash rack 7 is provided with cleaning brush 8, and cleaning brush 8 sets up in the top of crossing screening roller 4, is provided with between wash rack 7 and the screening frame 3 and replies spring 9, reply spring 9's one end and wash rack 7 link to each other, reply spring 9's the other end and link to each other with screening frame 3.
The setting of wash rack 7 slope is on screening roller 4, and the slope brush on it is towards screening roller 4, and when the stone passed through screening roller 4 transmission, the surperficial powder of stone was washd to cleaning brush 8, has guaranteed the cleanness of stone, and powder after the washing also can drop to screening funnel 5, and when the stone material was too big, wash rack 7 was upwards pressed, and answer spring 9 plays the effect of buffering, can not damage cleaning brush 8.
Through a wash rack 7, although can wash the stone material, if there is a bold stone, will lead to whole wash rack 7 rebound, influence the washing of other stones, therefore in this embodiment, wash rack 7 is a plurality ofly, and even setting is on screening frame 3, and spring 9 is replied in one of every wash rack 7 adaptation, and every wash rack 7 independent utility is abundant wash the stone.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A multi-stage screening device for crushed stones for highway maintenance is characterized by comprising a stone crusher, a screening device and a collecting conveyor belt, wherein the screening device comprises a screening frame, a plurality of screening rollers and a screening funnel, the axes of the screening rollers are on an inclined line, the screening rollers are arranged on the screening frame, a gap for the crushed stones to fall off is formed between every two adjacent screening rollers, the gap between every two adjacent screening rollers is sequentially increased from top to bottom along the inclined line, a discharge port of the stone crusher is connected with the screening frame and is arranged at the high end of the inclined line, the screening funnel is arranged below the screening rollers, the collecting conveyor belt is arranged below the screening rollers at the low end, and the collecting conveyor belt is connected with a feed port of the stone crusher;
be provided with driving motor on the screening frame, driving motor drives a plurality of screening rollers synchronous rotation.
2. The multi-stage road maintenance gravel screening device as claimed in claim 1, wherein: the collecting conveyor belt is provided with fins.
3. The multi-stage road maintenance gravel screening device as claimed in claim 1, wherein: the driving motor is a servo motor.
4. The multistage road maintenance gravel screening device as set forth in any one of claims 1 to 3, wherein: be provided with the wash rack in the sieve selection frame, the bottom of wash rack is provided with the cleaning brush, and the cleaning brush setting is provided with the answer spring in the top of selecting the roller sieving between wash rack and the sieve selection frame, the one end of answering the spring links to each other with the wash rack, and the other end of answering the spring links to each other with the sieve selection frame.
5. The multi-stage road maintenance gravel screening device as claimed in claim 4, wherein: the wash rack is a plurality of, and even setting is on the screening frame, and return spring of every wash rack adaptation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020254507.0U CN211937349U (en) | 2020-03-04 | 2020-03-04 | Multistage broken stone screening device for highway maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020254507.0U CN211937349U (en) | 2020-03-04 | 2020-03-04 | Multistage broken stone screening device for highway maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211937349U true CN211937349U (en) | 2020-11-17 |
Family
ID=73188805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020254507.0U Expired - Fee Related CN211937349U (en) | 2020-03-04 | 2020-03-04 | Multistage broken stone screening device for highway maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211937349U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116006202A (en) * | 2023-02-22 | 2023-04-25 | 无锡华瀚能源装备科技有限公司 | Quick material collecting shovel plate for heading machine |
-
2020
- 2020-03-04 CN CN202020254507.0U patent/CN211937349U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116006202A (en) * | 2023-02-22 | 2023-04-25 | 无锡华瀚能源装备科技有限公司 | Quick material collecting shovel plate for heading machine |
| CN116006202B (en) * | 2023-02-22 | 2023-09-19 | 平顶山天安煤业股份有限公司 | Quick material collecting shovel plate for heading machine |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20201117 |