CN114772306A - Bridge type scraper reclaimer for reclaiming sticky wet material end face - Google Patents
Bridge type scraper reclaimer for reclaiming sticky wet material end face Download PDFInfo
- Publication number
- CN114772306A CN114772306A CN202210274932.XA CN202210274932A CN114772306A CN 114772306 A CN114772306 A CN 114772306A CN 202210274932 A CN202210274932 A CN 202210274932A CN 114772306 A CN114772306 A CN 114772306A
- Authority
- CN
- China
- Prior art keywords
- trolley
- material taking
- reclaimer
- taking arm
- bridge
- 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.)
- Pending
Links
- 239000000463 material Substances 0.000 title claims abstract description 104
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 4
- 239000010959 steel Substances 0.000 claims abstract description 4
- 238000004026 adhesive bonding Methods 0.000 claims 1
- 238000003860 storage Methods 0.000 abstract description 6
- 238000000265 homogenisation Methods 0.000 description 6
- 239000002994 raw material Substances 0.000 description 6
- 238000002156 mixing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 235000019738 Limestone Nutrition 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 239000006028 limestone Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
Images
Classifications
-
- 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
- B65G65/00—Loading or unloading
- B65G65/02—Loading or unloading machines comprising essentially a conveyor for moving the loads associated with a device for picking-up the loads
- B65G65/06—Loading or unloading machines comprising essentially a conveyor for moving the loads associated with a device for picking-up the loads with endless scraping or elevating pick-up conveyors
-
- 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
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/04—Bulk
- B65G2201/045—Sand, soil and mineral ore
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Specific Conveyance Elements (AREA)
Abstract
The invention discloses a bridge type scraper reclaimer for reclaiming the end face of a sticky wet material, which comprises a cart and a trolley, wherein the cart can travel along a track laid in the length direction of a storage yard, a girder of the cart is provided with a trolley track, and the trolley can move back and forth on the trolley track; the near end of the taking arm is hinged on a support leg of the trolley, the taking arm is provided with a chain wheel, the chain wheel is provided with a chain, the chain is provided with a scraper plate for forcibly taking materials, and the position of the chain wheel at the farthest end is provided with a spring tensioning mechanism; the far end of the material taking arm is provided with a pulley hanging bracket, a tower frame of the trolley is provided with a hoist, the hoist is connected with the pulley hanging bracket through a steel wire rope, and the angle of the material taking arm can be adjusted by retracting the hoist; two auxiliary rakes are further mounted at the supporting legs of the trolley and are respectively located on two sides of the material taking arm. According to the invention, the end face material is forcibly scraped onto the scraper below the bottom main beam layer by layer in a scraper material taking mode, so that the stable and reliable taking of the end face of the sticky wet material is ensured.
Description
Technical Field
The invention relates to bulk material conveying equipment, in particular to a bridge type scraper reclaimer for reclaiming end faces of sticky and wet materials.
Background
The pre-homogenization of raw materials is an important link of the modern dry cement production, and the pre-homogenization stock dump and the material piling and taking equipment play a role in storage and also play a role in pre-homogenization of the raw materials. The herringbone stacking and the uniform mixing type end face material taking are necessary ways for ensuring the homogenization effect of raw materials or fuels. At present, a bridge type scraper reclaimer with a triangular rake is commonly used in a cement plant raw material yard for reclaiming the end face of a herringbone material pile, and materials roll down layer by layer to enter a scraper below a main beam to be reclaimed under the triggering of the triangular rake moving back and forth, so that a good material mixing effect is realized, and the necessary condition of the working process is good material flowability. However, in more and more projects at home and abroad, limestone raw materials or raw coal are sticky and wet due to geological climate or process flow arrangement, and the fluidity of the materials is obviously reduced after the materials are sticky and wet, so that the materials cannot smoothly roll down, and a series of problems including obvious reduction of material taking capability are encountered when the traditional bridge type scraper reclaimer with triangular rakes is used for uniform mixing type end surface material taking; deformation, local cracking and fracture of the rake; the trolley frame and the supporting legs deform and crack; the trolley catch wheel bearing is damaged; the oil cylinder pressure is too high, and the oil temperature is too high; the squeegee motor trips, etc.
Disclosure of Invention
The invention aims to: the invention aims to provide a bridge type scraper reclaimer which ensures that sticky and wet materials are stable and realizes end surface reclaiming.
The technical scheme is as follows: the bridge type scraper reclaimer for reclaiming the end face of a sticky wet material comprises a cart and a trolley travelling on a main beam of the cart, wherein a reclaiming arm with a chain wheel is arranged on the trolley, a chain is arranged on the chain wheel, and a scraper for forcibly reclaiming the material is arranged on the chain.
The invention replaces the original triangular rake with the material taking arm, and the material taking arm and the chain wheel, the chain and the scraper on the material taking arm form a scraper machine substantially. When the material taking device works, the cart slowly moves along the length direction of the storage yard, the trolley drives the material taking arm to walk back and forth along the cart main beam, meanwhile, the chain on the material taking arm pulls the scraper plate to forcibly scrape wet materials on the end face of the material pile, and the scraped wet materials enter the scraper below the cart main beam and are conveyed to the subsequent discharging belt conveyor. The material taking device can be applied to uniformly mixing material taking on the end surface of the sticky wet material, can ensure the homogenization effect, and has stable and reliable material taking process.
Furthermore, the angle of the material taking arm can be adjusted, so that the material taking arm can be adjusted according to the angle of the end face of the material pile.
Furthermore, the near end of the material taking arm is hinged to the trolley, the far end of the material taking arm is provided with a pulley hanging bracket, a hoist is arranged on the tower frame of the trolley, and the hoist is connected with the pulley hanging bracket through a steel wire rope. The angle of the material taking arm is adjusted through the retraction of the hoist, the material taking arm cannot rotate during material taking, and therefore the hoist is in a braking state after the angle of the material taking arm is adjusted.
Furthermore, the bottom of the trolley is provided with an auxiliary rake. The scraping plate on the material taking arm can force the sticky wet materials on the end face of the material pile to be scraped, but the sticky wet materials which are scraped cannot be guaranteed to fall onto the scraper under the main beam of the cart. After the auxiliary rake is arranged, the cart slowly moves forwards in a storage yard during working, so that the auxiliary rake is favorable for conveying sticky wet materials scraped to the bottom into the scraper. In the technical scheme, the auxiliary rake is matched with the material taking arm with the scraper, so that a better material taking effect can be achieved.
Furthermore, the number of the auxiliary rakes is a plurality, and the auxiliary rakes are arranged at intervals.
Further, a spring tensioning mechanism is arranged at the position of the chain wheel at the farthest end.
Furthermore, the two sides of the trolley are symmetrically provided with a material taking arm.
Furthermore, two sides of the trolley are respectively provided with a material taking arm, and the trolley is provided with two material taking arms in total, so that the material taking device is suitable for being used under the condition that the cross section of a material pile is small.
Furthermore, the quantity of the material taking arms arranged on one side of the trolley is two, the material taking arms are arranged side by side at intervals, the trolley is provided with four material taking arms in total, one side of the trolley is two, the material taking arms are suitable for material piling and taking of large-section materials, and the material taking range is enlarged.
Has the beneficial effects that: compared with the prior art, the invention has the following remarkable advantages: the end face materials are forcibly scraped layer by layer on the scraper below the bottom main beam in a scraper material taking mode, so that the stability and reliability of the end face material taking of the sticky and wet materials are guaranteed. The method has great application value for the uniform mixing type pre-homogenization of the viscous and wet limestone raw material and the raw coal.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
FIG. 4 is a schematic structural view of a spring tensioning mechanism;
fig. 5 is a view from direction a-a of fig. 4.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 3, a bridge type scraper reclaimer for reclaiming the end face of a sticky wet material comprises a cart 1 and a trolley 2, wherein the cart 1 can run along a track laid in the length direction of a storage yard, a trolley track is arranged on a main beam of the cart 1, and the trolley 2 can move back and forth on the trolley track. The near end of the material taking arm 5 is hinged to a supporting leg of the trolley 2, a chain wheel is arranged on the material taking arm 5, a chain is arranged on the chain wheel, a scraper used for forced material taking is installed on the chain, a spring tensioning mechanism 8 is arranged at the position of the chain wheel at the farthest end, the structure of the spring tensioning mechanism 8 is shown in figures 4 and 5, and the spring elastic force acts on the chain wheel at the farthest end to achieve tensioning. The far end of the material taking arm 5 is provided with a pulley hanging bracket 6, a tower of the trolley 2 is provided with a hoist 7, the hoist 7 is connected with the pulley hanging bracket 6 through a steel wire rope, and the angle of the material taking arm 5 can be adjusted by retracting the hoist. Two auxiliary rakes 3 are further mounted at the supporting legs of the trolley 2, and the two auxiliary rakes 3 are respectively located on two sides of the material taking arm 5. In this embodiment, the two sides of the trolley 2 are both provided with the material taking arms 5.
When the large-scale material taking trolley works, the large trolley 1 slowly moves forwards along the length direction of a storage yard, and the walking speed depends on the material taking capability and the sectional area of a material pile. The trolley 2 drives the material taking arms 5 to walk back and forth along the length direction of a main beam of the trolley 1, the length of the stroke depends on the size of the cross section area of a material pile and the number of the material taking arms 5, and when the cross section area of the material pile is small, one material taking arm 5 is arranged on each side of the main beam of the trolley 1; when the section area of the material pile is large, two material taking arms 5 can be arranged on each side of a main beam of the cart 1 so as to cover the whole material surface when the cart walks back and forth. The materials are scraped along the end face of the material pile according to the direction indicated by the figure 2, the materials which are scraped to the bottom of the material pile and do not roll into a scraper 4 under a main beam of the cart 1 are forcibly brought into the scraper 4 through an auxiliary rake 3 at the lower part and are sent to a discharge belt conveyor.
Claims (9)
1. The utility model provides a bridge type scraper blade reclaimer for gluing wet material terminal surface and getting material, includes cart (1) and dolly (2) of walking on cart (1) girder, its characterized in that: the trolley (2) is provided with a material taking arm (5) with a chain wheel, the chain wheel is provided with a chain, and the chain is provided with a scraper blade for forcibly taking materials.
2. The bridge flight reclaimer machine of claim 1, wherein: the angle of the material taking arm (5) can be adjusted.
3. The bridge flight reclaimer machine of claim 2, wherein: the near end of the material taking arm (5) is hinged on the trolley (2), the far end of the material taking arm (5) is provided with a pulley hanger (6), a hoist (7) is arranged on a tower frame of the trolley (2), and the hoist (7) is connected with the pulley hanger (6) through a steel wire rope.
4. The bridge flight reclaimer machine of claim 1, wherein: the bottom of the trolley (2) is provided with an auxiliary harrow (3).
5. The bridge flight reclaimer machine of claim 4, wherein: the auxiliary rakes (3) are arranged at intervals.
6. The bridge screed reclaimer of claim 1, wherein: and a spring tensioning mechanism (8) is arranged at the position of the chain wheel at the farthest end.
7. The bridge screed reclaimer of any one of claims 1 to 6, wherein: the two sides of the trolley (2) are symmetrically provided with a material taking arm (5).
8. The bridge screed reclaimer of claim 7, wherein: two sides of the trolley (2) are respectively provided with a material taking arm (5).
9. The bridge screed reclaimer of claim 7, wherein: the number of the material taking arms (5) arranged on one side of the trolley (2) is two, and the two material taking arms are arranged side by side at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210274932.XA CN114772306A (en) | 2022-03-21 | 2022-03-21 | Bridge type scraper reclaimer for reclaiming sticky wet material end face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210274932.XA CN114772306A (en) | 2022-03-21 | 2022-03-21 | Bridge type scraper reclaimer for reclaiming sticky wet material end face |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114772306A true CN114772306A (en) | 2022-07-22 |
Family
ID=82426109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210274932.XA Pending CN114772306A (en) | 2022-03-21 | 2022-03-21 | Bridge type scraper reclaimer for reclaiming sticky wet material end face |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114772306A (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3338432A (en) * | 1964-08-08 | 1967-08-29 | Beteiligungs & Patentverw Gmbh | Arrangement for removing pourable goods from a storage place |
| DE2335472A1 (en) * | 1973-07-12 | 1975-01-30 | Pohlig Heckel Bleichert | Bulk goods handling system for set or frozen surfaced material - has tip surface loosening rake with scraper loading loosened goods |
| GB2020623A (en) * | 1978-05-12 | 1979-11-21 | Smidth & Co As F L | Bridge scraper |
| DE2847126A1 (en) * | 1978-10-30 | 1980-05-14 | Krupp Gmbh | Bulk goods reloading installation - is used for materials stored on sloping sumps and uses scraper conveyor system with loosening device stored on mobile bridge structure |
| DE3219185A1 (en) * | 1982-05-21 | 1983-11-24 | Schade Maschf Gustav | BRIDGE DEVICE FOR CLEANING GOODS DEPOSITS |
| DE3905670C1 (en) * | 1989-02-24 | 1990-05-10 | O & K Orenstein & Koppel Ag, 1000 Berlin, De | |
| CN200951908Y (en) * | 2006-09-15 | 2007-09-26 | 丁叶林 | Hanging arm side type scraper carrying machine |
| CN201228168Y (en) * | 2008-06-10 | 2009-04-29 | 大连世达重工有限公司 | Bridge type scratch board reclaimer suitable for viscous material |
| CN103057975A (en) * | 2013-02-05 | 2013-04-24 | 广西鱼峰水泥股份有限公司 | Scrapping device of bridge-type material taking machine |
| CN203767649U (en) * | 2014-04-10 | 2014-08-13 | 华电重工股份有限公司 | Multifunctional material-rake reclaimer |
| CN105084025A (en) * | 2015-08-31 | 2015-11-25 | 泰富重工制造有限公司 | Bridge-type scraper reclaimer |
| CN205312659U (en) * | 2015-12-31 | 2016-06-15 | 溧阳中材重型机器有限公司 | Bridge type scraper blade reclaimer |
| CN207698803U (en) * | 2017-12-15 | 2018-08-07 | 湖州煤山南方水泥有限公司 | A kind of bridge type scraping plate reclaimer device |
| CN111646235A (en) * | 2019-11-27 | 2020-09-11 | 泰富重工制造有限公司 | Double-arm-frame double-scraper side type reclaimer |
| CN214878586U (en) * | 2020-12-31 | 2021-11-26 | 无锡强联晟科技有限公司 | Bridge type scraper reclaimer |
-
2022
- 2022-03-21 CN CN202210274932.XA patent/CN114772306A/en active Pending
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3338432A (en) * | 1964-08-08 | 1967-08-29 | Beteiligungs & Patentverw Gmbh | Arrangement for removing pourable goods from a storage place |
| DE2335472A1 (en) * | 1973-07-12 | 1975-01-30 | Pohlig Heckel Bleichert | Bulk goods handling system for set or frozen surfaced material - has tip surface loosening rake with scraper loading loosened goods |
| GB2020623A (en) * | 1978-05-12 | 1979-11-21 | Smidth & Co As F L | Bridge scraper |
| DE2847126A1 (en) * | 1978-10-30 | 1980-05-14 | Krupp Gmbh | Bulk goods reloading installation - is used for materials stored on sloping sumps and uses scraper conveyor system with loosening device stored on mobile bridge structure |
| DE3219185A1 (en) * | 1982-05-21 | 1983-11-24 | Schade Maschf Gustav | BRIDGE DEVICE FOR CLEANING GOODS DEPOSITS |
| DE3905670C1 (en) * | 1989-02-24 | 1990-05-10 | O & K Orenstein & Koppel Ag, 1000 Berlin, De | |
| EP0384118A1 (en) * | 1989-02-24 | 1990-08-29 | PWH Anlagen + Systeme GmbH | Device for removing material from a stock pile |
| CN200951908Y (en) * | 2006-09-15 | 2007-09-26 | 丁叶林 | Hanging arm side type scraper carrying machine |
| CN201228168Y (en) * | 2008-06-10 | 2009-04-29 | 大连世达重工有限公司 | Bridge type scratch board reclaimer suitable for viscous material |
| CN103057975A (en) * | 2013-02-05 | 2013-04-24 | 广西鱼峰水泥股份有限公司 | Scrapping device of bridge-type material taking machine |
| CN203767649U (en) * | 2014-04-10 | 2014-08-13 | 华电重工股份有限公司 | Multifunctional material-rake reclaimer |
| CN105084025A (en) * | 2015-08-31 | 2015-11-25 | 泰富重工制造有限公司 | Bridge-type scraper reclaimer |
| CN205312659U (en) * | 2015-12-31 | 2016-06-15 | 溧阳中材重型机器有限公司 | Bridge type scraper blade reclaimer |
| CN207698803U (en) * | 2017-12-15 | 2018-08-07 | 湖州煤山南方水泥有限公司 | A kind of bridge type scraping plate reclaimer device |
| CN111646235A (en) * | 2019-11-27 | 2020-09-11 | 泰富重工制造有限公司 | Double-arm-frame double-scraper side type reclaimer |
| CN214878586U (en) * | 2020-12-31 | 2021-11-26 | 无锡强联晟科技有限公司 | Bridge type scraper reclaimer |
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