CN101962117B - Chain tightening device for scraper conveyor - Google Patents
Chain tightening device for scraper conveyor Download PDFInfo
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- CN101962117B CN101962117B CN2010102755864A CN201010275586A CN101962117B CN 101962117 B CN101962117 B CN 101962117B CN 2010102755864 A CN2010102755864 A CN 2010102755864A CN 201010275586 A CN201010275586 A CN 201010275586A CN 101962117 B CN101962117 B CN 101962117B
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- plate
- ledge
- right front
- flute profile
- slat conveyer
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Abstract
The invention discloses a chain tightening device for a scraper conveyor. The front end of a fixed connecting groove is connected with a middle groove by a joint pin; a movable connecting groove is connected with a tail frame; the rear end of the fixed connecting groove is connected with a front right ledge and a rear right ledge; the outer edges of the front right ledge and the rear right ledge are respectively coated with a front right groove-shaped ledge plate and a rear right groove-shaped ledge plate; a baseboard fixedly connected to the lower part of a first middle board passes through long notches on the front right ledge and the rear right ledge to contact with the inner wall of the right groove-shaped ledge plate and the rear right groove-shaped ledge plate; and a second middle board is arranged between the inner protruding points in the middle of the front right ledge and the rear right ledge. A backing board fixedly connected to the front right groove-shaped ledge plate is provided with a front right support ribbed slab and a front right support board; a front left groove-shaped ledge plate is provided with a front left support board and a front left ribbed slab; a front right adjusting screw rod penetrates through the holes of the front right support board and the front left support board; and the front right adjusting screw rod is screwed with a first locknut, a second locknut and a front right regulating nut. The chain tightening device has the advantages of simple operation, convenient adjustment, time and labor saving and promotional value.
Description
Technical field
The present invention relates to a kind of chain tension adjusting device, relate in particular to a kind of chain tension adjusting device of using on the slat conveyer of coal that is applied to carry in the coal mining.
Background technology
Slat conveyer is one of major equipment of carrying in the coal mining coal; And the chain of using on the slat conveyer is one of main accessory of slat conveyer; Chain is connected between the head sprocket wheel and aircraft tail cylinder of slat conveyer; The head sprocket rotation drives chain movement, reaches the purpose of carrying coal thereby drive scraper plate.Chain causes head sprocket wheel jumping chain and scraper plate to move phenomenons such as asynchronous through long-time running meeting anamorphic stretching, influences the operating rate of slat conveyer.Before the present invention; In order to solve the loosening problem of chain; Usually on the headstock of slat conveyer with a chain tensioner sheet, tightly chain hook fixedly chain come the tight chain of the anti-car of crawl; The chain link that need pull down long chain link simultaneously and change suitable length is realized the purpose of tight chain, and the operation of equipment of this method or employing is numerous and diverse, it is inconvenient to regulate, and has incured loss through delay the work-hours of slat conveyer.
Summary of the invention
The object of the present invention is to provide a kind of simple to operate, easy to adjust and economize the chain tension adjusting device of using on the slat conveyer of time power.
For realizing above-mentioned purpose; The technical scheme that the present invention adopts is: the chain tension adjusting device of using on described a kind of slat conveyer is a later-model chain tension adjusting device, and it comprises connecting pin, fixedly access slot, first median plate, base plate, second median plate, movable access slot, right anterior branch fagging and right back stay bearing plate and left front stay bearing plate, right front flute profile group's plate and right back flute profile group's plate and left front flute profile are helped plate, right front adjusting screw(rod) and right back adjusting screw(rod), backing plate, right front bearing rib and left front bearing rib and right front ledge and right back ledge.Fixedly the front end of access slot links to each other with the intermediate channel of slat conveyer through connecting pin; The rear end of movable access slot is connected with the aircraft tail shelf of slat conveyer; Fixedly the rear end of access slot connects right front ledge and right back ledge; The plate bound edge is helped with right front flute profile in outside at right front ledge, helps to pull bound edge in the outside of right back ledge with right back flute profile.At the fixing middle part of access slot first median plate is arranged; The base plate that is connected in the first median plate bottom contacts with the inwall of right front flute profile group's plate and right back flute profile group plate after passing the long otch on right front ledge and the right back ledge, near the second median plate position of base plate between the interior prominent point of right front ledge and right back ledge central authorities.Help to be fixed with backing plate on the plate in right front flute profile; Right front bearing rib, right anterior branch fagging and backing plate are connected; Help to be fixed with left front stay bearing plate and left front bearing rib on the plate in left front flute profile; Right front adjusting screw(rod) is installed in the hole on right anterior branch fagging and the left front stay bearing plate, and the both sides of right anterior branch fagging are screwed with first lock nut and right front setting nut on right front adjusting screw(rod), and one side of left front stay bearing plate is screwed with second lock nut on right front adjusting screw(rod).
Adopt the chain tension adjusting device used on a kind of slat conveyer that as above technical scheme provides compared with prior art, technique effect is:
1. owing to reasonable in design, when slat conveyer is failed coal, do not leak the coal phenomenon, practiced thrift resource, free from environmental pollution again.
2. simple to operate, easy to adjust.When occurring chain asynchronous jumping chain in both sides on the slat conveyer or falling chain; Only will unclamp jam nut; Pulling setting nut draws back movable access slot to drive aircraft tail shelf and draws back; Just can reach the purpose of tight chain, the maintenance load that can save 30-50% can be finely tuned under the situation of slat conveyer work simultaneously at any time.
Description of drawings
Fig. 1 also is a Figure of abstract of the present invention for the forward partial schematic sectional view of the chain tension adjusting device used on a kind of slat conveyer of the present invention.
Fig. 2 is the A-A alignment cross-sectional schematic along Fig. 1.
Fig. 3 is that the B of Fig. 1 is to partial schematic sectional view.
The specific embodiment
Do further to describe in detail below in conjunction with the accompanying drawing specific embodiments of the invention.
The chain tension adjusting device of using on described a kind of slat conveyer comprises connecting pin 1, fixedly access slot 2, first median plate 3, base plate 4, second median plate 5, movable access slot 7, right anterior branch fagging 8 and right back stay bearing plate 8B and left front stay bearing plate 13, right front flute profile group's plate 9 and the right back flute profile plate 9B of group and the plate 9C of left front flute profile group, right front adjusting screw(rod) 10 and right back adjusting screw(rod) 10B, first jam nut 11 and the second jam nut 11B, backing plate 12, right front bearing rib 14 and left front bearing rib 14B, right front setting nut 15 and right back setting nut 15B and right front ledge 16 and right back ledge 16B; The chain tension adjusting device of using on the slat conveyer that is made up of said modules places between the intermediate channel and aircraft tail shelf of slat conveyer, and said intermediate channel and aircraft tail shelf are prior art.
The left side as shown in Figure 1 is called the front end of this case, and the right is called the rear end of this case.
Fixedly the front end of access slot 2 is connected with the intermediate channel of slat conveyer through connecting pin 1; And the rear end of movable access slot 7 is connected with the aircraft tail shelf of slat conveyer; Fixedly the rear end of access slot 2 connects right front ledge 16 and right back ledge 16B; Said right front ledge 16 is commercially available shaped steel with right back ledge 16B, prior art.Plate 9 bound edges are helped with right front flute profile in outside at right front ledge 16, help plate 9B bound edge, both bound edge length L=110～130mm (the best is selected L=120mm) in the outside of right back ledge 16B with right back flute profile.Be wrapped in right front ledge 16 outsides and the plate 9B of right back flute profile group when being wrapped in right back ledge 16B outside at right front flute profile group plate 9; Guarantee right front flute profile group plate 9 with the plate inner width W1 of group between the right back flute profile plate 9B of group greater than right front ledge 16 with the outer wide W2 of the ledge between the right back ledge 16B; Desirable W1-W2=3.0～5.0mm; High h4 is greater than the outer high h3 of right back ledge 16B (or right front ledge 16), desirable h4-h3=3.0～5.0mm in the simultaneously right back flute profile plate 9B of group (or right front flute profile group plate 9).At the fixing middle part of access slot 2 first median plate 3 is arranged; (like the welding) base plate 4 in first median plate 3 bottoms that is connected passes right front ledge 16 and helps the inwall of plate 9B to contact with long otch 6 backs on the right back ledge 16B with the right front flute profile group's plate 9 and the right back flute profile on both sides; Because the big 2.0～3.0mm of thickness of the aspect ratio base plate 4 of long otch 6; And the length of long otch 6 is 140-160mm (the best is selected 150mm), guarantees that base plate 4 can pass long otch 6, and can move freely.Near second median plate 5 positions of base plate 4 between the interior prominent point of right front ledge 16 and right back ledge 16B central authorities; The rear end scantling of structure of the second median plate 5 that links to each other with movable access slot 7 front ends is identical with the intermediate channel scantling of structure of slat conveyer, connects the aircraft tail shelf of slat conveyer indirectly with second median plate 5.
Help to be fixed with backing plate 12 on the plate 9 in right front flute profile; Right front bearing rib 14 is connected with backing plate 12 with right anterior branch fagging 8 mutually; And on right anterior branch fagging 8, be processed with the hole (circular hole or screw) that to pass right front adjusting screw(rod) 10; Intrinsic left front stay bearing plate 13 and left front bearing rib 14B on the left front flute profile plate 9C of group; On left front stay bearing plate 13, be processed with the hole (circular hole or screw) that to pass right front adjusting screw(rod) 10; Right front adjusting screw(rod) 10 is installed in the hole of right anterior branch fagging 8 and left front stay bearing plate 13, on right front adjusting screw(rod) 10, is screwed with first jam nut 11 and right front setting nut 15 on the both sides of right anterior branch fagging 8, on right front adjusting screw(rod) 10, is screwed with the second jam nut 11B on one side of left front stay bearing plate 13.
Identical in the connection structure on the right back adjusting screw(rod) 10B with connection structure on the right front adjusting screw(rod) 10.
Fixedly access slot 2 is connected with right front adjusting screw(rod) 10 of movable access slot 7 usefulness and right back adjusting screw(rod) 10B; The rear end scantling of structure of the second median plate 5 that cause links to each other with the front end of movable access slot 7 is identical with the intermediate channel scantling of structure of slat conveyer; Simultaneously because of the ledge between right front ledge 16 and the right back ledge 16B wide W2 and fixing access slot 2 outer wide consistent outward; Front end that so both can assurance activity access slot 7 can freely stretch in the rear end of fixing access slot 2, can guarantee that again the coal phenomenon can not appear leaking in slat conveyer when carrying coal.
During enforcement, according to shown in the accompanying drawing chain tension adjusting device on described a kind of slat conveyer is assembled between the intermediate channel and aircraft tail shelf of slat conveyer, links to each other connecting pin 1 with intermediate channel, movable access slot 7 links to each other with aircraft tail shelf.Starting slat conveyer can export coal continuously; When the scraper chain of slat conveyer in use because of the elongation of chain stress deformation, when causing that the both sides chain on the slat conveyer is asynchronous, jump chain or falling fault such as chain, unclamp first jam nut 11 and the second jam nut 11B on right front adjusting screw(rod) 10 and the right back adjusting screw(rod) 10B this moment; Pull right front setting nut 15 right back setting nut 15B; Movable access slot 7 is drawn back, thereby promote aircraft tail shelf to stepping back the securable chain of drawing back of aircraft tail shelf; When the tensioning degree of chain meets the demands; Tight first jam nut 11 and the second jam nut 11B, slat conveyer i.e. operation or use as usual, reaches purpose of the present invention.
Applied for utility model patent on the same day with this case.
Claims (5)
1. the chain tension adjusting device of using on the slat conveyer; Comprise connecting pin (1), fixedly access slot (2), first median plate (3), base plate (4), second median plate (5), movable access slot (7), right anterior branch fagging (8) and right back stay bearing plate (8B) and left front stay bearing plate (13), right front flute profile group plate (9) are helped plate (9C), right front adjusting screw(rod) (10) and right back adjusting screw(rod) (10B), backing plate (12), right front bearing rib (14) and left front bearing rib (14B) and right front ledge (16) and right back ledge (16B) with right back flute profile group's plate (9B) and left front flute profile; Fixedly the front end of access slot (2) links to each other with the intermediate channel of slat conveyer through connecting pin (1); The rear end of movable access slot (7) is connected with the aircraft tail shelf of slat conveyer; It is characterized in that: fixedly the rear end of access slot (2) connects right front ledge (16) and right back ledge (16B); Plate (9) bound edge is helped with right front flute profile in outside at right front ledge (16), helps plate (9B) bound edge in the outside of right back ledge (16B) with right back flute profile; At the fixing middle part of access slot (2) first median plate (3) is arranged, be connected in long otch (6) back that the base plate (4) of first median plate (3) bottom passes on right front ledge (16) and the right back ledge (16B) and help the inwall of plate (9B) to contact with right front flute profile group's plate (9) and right back flute profile; Near second median plate (5) position of base plate (4) between the interior prominent point of right front ledge (16) and right back ledge (16B) central authorities; On right front flute profile group's plate (9), be fixed with backing plate (12); Right front bearing rib (14), right anterior branch fagging (8) are connected with backing plate (12); On left front flute profile group's plate (9C), be fixed with left front stay bearing plate (13) and left front bearing rib (14B); Right front adjusting screw(rod) (10) is installed in the hole on right anterior branch fagging (8) and the left front stay bearing plate (13); The both sides of right anterior branch fagging (8) are screwed with first lock nut (11) and right front setting nut (15) on right front adjusting screw(rod) (10), one side of left front stay bearing plate (13) is screwed with second lock nut (11B) on right front adjusting screw(rod) (10).
2. the chain tension adjusting device of using on a kind of slat conveyer according to claim 1 is characterized in that: right front flute profile group's plate (9) with the group's plate inner width (W1) between right back flute profile group's plate (9B) greater than right front ledge (16) with the frid between the right back ledge (16B) outer wide (W2).
3. the chain tension adjusting device of using on a kind of slat conveyer according to claim 1 is characterized in that: the interior height (h4) of right back flute profile group's plate (9B) or right front flute profile group's plate (9) is greater than the outer height (h3) of right back ledge (16B) or right front ledge (16).
4. the chain tension adjusting device of using on a kind of slat conveyer according to claim 1 is characterized in that: the height of long otch (6) is greater than the thickness of base plate (4).
5. the chain tension adjusting device of using on a kind of slat conveyer according to claim 1 is characterized in that: the rear end scantling of structure of the second median plate (5) that links to each other with movable access slot (7) front end is identical with the intermediate channel scantling of structure of slat conveyer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102755864A CN101962117B (en) | 2010-09-03 | 2010-09-03 | Chain tightening device for scraper conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102755864A CN101962117B (en) | 2010-09-03 | 2010-09-03 | Chain tightening device for scraper conveyor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101962117A CN101962117A (en) | 2011-02-02 |
| CN101962117B true CN101962117B (en) | 2012-07-25 |
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ID=43515215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102755864A Expired - Fee Related CN101962117B (en) | 2010-09-03 | 2010-09-03 | Chain tightening device for scraper conveyor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101962117B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116424780B (en) * | 2023-06-13 | 2023-08-25 | 山西多尔晋泽煤机股份有限公司 | Movable reversed loader bottom plate convex groove |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3930323A (en) * | 1974-11-29 | 1976-01-06 | General Motors Corporation | Chain tensioning mechanism for scraper elevator device |
| DE2432673A1 (en) * | 1974-07-08 | 1976-01-22 | Heinz Lewin | Scraper chain conveyor tensioning mechanism - is actuated by single acting hydraulic ram |
| CN200978131Y (en) * | 2006-12-08 | 2007-11-21 | 张兆奇 | Closed type plate scraping feeder |
| CN201092466Y (en) * | 2007-10-30 | 2008-07-30 | 中煤张家口煤矿机械有限责任公司 | Edge double-chain type scraper conveyer tail synchronous chain tightener |
| CN201172547Y (en) * | 2008-01-25 | 2008-12-31 | 刘伟 | Controllable ratchet type safety chain-tensioning device for scraper machine |
| CN101774475A (en) * | 2010-02-10 | 2010-07-14 | 山西忻州通用机械有限责任公司 | Hydraulic motor chain tightening device |
| CN201817059U (en) * | 2010-09-03 | 2011-05-04 | 湖南金马矿山设备有限公司 | Chain tensioning device for scraper conveyor |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES8405713A1 (en) * | 1982-07-26 | 1984-06-16 | Combustion Eng | Automatic scraper chain tensioner |
| DE3247625C2 (en) * | 1982-12-23 | 1985-05-23 | Maschinenfabriken Bernard Krone Gmbh, 4441 Spelle | Clamping device for scraper floors or similar transport floors on agricultural vehicles and machines |
| JPH1179351A (en) * | 1997-09-04 | 1999-03-23 | Daido Kikai Seisakusho:Kk | Tensile force adjuster of conveyor device |
-
2010
- 2010-09-03 CN CN2010102755864A patent/CN101962117B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2432673A1 (en) * | 1974-07-08 | 1976-01-22 | Heinz Lewin | Scraper chain conveyor tensioning mechanism - is actuated by single acting hydraulic ram |
| US3930323A (en) * | 1974-11-29 | 1976-01-06 | General Motors Corporation | Chain tensioning mechanism for scraper elevator device |
| CN200978131Y (en) * | 2006-12-08 | 2007-11-21 | 张兆奇 | Closed type plate scraping feeder |
| CN201092466Y (en) * | 2007-10-30 | 2008-07-30 | 中煤张家口煤矿机械有限责任公司 | Edge double-chain type scraper conveyer tail synchronous chain tightener |
| CN201172547Y (en) * | 2008-01-25 | 2008-12-31 | 刘伟 | Controllable ratchet type safety chain-tensioning device for scraper machine |
| CN101774475A (en) * | 2010-02-10 | 2010-07-14 | 山西忻州通用机械有限责任公司 | Hydraulic motor chain tightening device |
| CN201817059U (en) * | 2010-09-03 | 2011-05-04 | 湖南金马矿山设备有限公司 | Chain tensioning device for scraper conveyor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101962117A (en) | 2011-02-02 |
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| PB01 | Publication | ||
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20120725 Termination date: 20170903 |