CN201598006U - Chain tightening device for hydraulic motor - Google Patents
Chain tightening device for hydraulic motor Download PDFInfo
- Publication number
- CN201598006U CN201598006U CN201020111067XU CN201020111067U CN201598006U CN 201598006 U CN201598006 U CN 201598006U CN 201020111067X U CN201020111067X U CN 201020111067XU CN 201020111067 U CN201020111067 U CN 201020111067U CN 201598006 U CN201598006 U CN 201598006U
- Authority
- CN
- China
- Prior art keywords
- rotary rack
- hydraulic motor
- chain
- mount pad
- chain tightening
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The utility model discloses a chain tightening device for a hydraulic motor, belonging to the underground machine in a coal mine and solving the technical problems existing in the present chain tightening device of a scraper conveyor that the chain tightening effect is poor, the working efficiency is low, and the accident is easy to be caused in the chain tightening process. The chain tightening device for the hydraulic motor comprises a swivel stand (15) and the hydraulic motor, wherein the swivel stand (15) is articulated with a swivel stand mounting seat (16); the hydraulic motor is fixedly arranged on the swivel stand (15); the output shaft of the hydraulic motor is mechanically connected with a gear shaft of an input gear unit in the swivel stand (15); the input gear unit is meshed with a chain tightening gear (9) by an idler unit (12); and the chain tightening gear (9) is arranged on a mechanical connecting shaft (8) between a speed reducer and a driving motor. The chain tightening device for the hydraulic motor has the advantages of low speed, big torque, good stability, safety and reliability, convenient operation and one-time chain tightening to achieve suitability.
Description
Technical field
The present invention relates to a kind of colliery down-hole mechanical, the chain tension adjusting device of the slat conveyer of particularly a kind of colliery mining face under mine.
Background technology
At present, the used chain tension adjusting device of mining face under mine slat conveyer is the tight chain mode of brake disc, adopts manual clamping mechanism, and the predetermincd tension and the lock torque of chain are proportional.Tight chain process is that the counter-rotating of requirement electrical motor is arrived to a certain degree the chain tensioner, moment motor outage, simultaneously urgent hand brake reaches the purpose of tight chain, this manually tight chain is owing to be subjected to the restriction of the degree of wear of brake band on workman's skill level and the chain tensioner sheet, be difficult to once be tightened to suitable degree of tightness requirement, must operate several times just repeatedly and can reach requirement, have tight chain weak effect, the problem that inefficiency and tight chain working process are prone to accidents.
Summary of the invention
Hydraulic motor chain tightening device provided by the invention has solved the tight chain weak effect of the chain tension adjusting device existence of existing slat conveyer, the technical matters that inefficiency and tight chain working process are prone to accidents.
The present invention overcomes the above problems by following scheme:
Hydraulic motor chain tightening device, comprise scraper plate chain wheel, scraper plate chain bar, be contained in the resistance chain device on the scraper plate Rack Body, take turns mechanical bonded assembly retarder and drive motor with the scraper plate chain, the cover body of mechanical connection axle is provided with chain tension adjusting device between described retarder and the drive motor, this chain tension adjusting device comprises rotary rack and the rotary rack mount pad that is fixedly mounted on the cover body, the lower-left end of rotary rack is hinged by hinge and rotary rack mount pad, rotary rack can be rotated around the relative rotary rack mount pad of hinge, right-hand member at rotary rack is set with the rotary rack radius stay, between rotary rack radius stay and rotary rack mount pad, be provided with the adjustment screw rod, adjust screw rod and be provided with jam nut, on the rotary rack mount pad of a side of rotary rack radius stay, be set with the indication pin, on the indication pin, be movably set with the horizontal location pin; On the lateral surface of rotary rack, be set with the HM Hydraulic Motor mount pad, the HM Hydraulic Motor mount pad is provided with HM Hydraulic Motor, hydraulic motor output shaft is mechanically coupled together with the gear wheel shaft that is arranged on the input gear assembly in the rotary rack, and input gear assembly meshes together with the idle pulley assembly that is arranged in the rotary rack; Retarder in the cover body and the mechanical connection axle between the drive motor are provided with tight sprocket gear, and when rotary rack was depressed, tight sprocket gear and idle pulley assembly meshed together, and when rotary rack was lifted, tight sprocket gear and idle pulley assembly broke away from.
Described rotary rack mount pad is provided with switch case, and the afterbody of rotary rack radius stay is arranged on the top of the push rod limit switch of switch case.
The invention has the beneficial effects as follows have low speed, high pulling torque, steady, safe and reliable, easy to operate, disposable tight chain be to the advantage of appropriate level, and design limit switch, in tight chain process, the drive motor locking of scraper plate machine can not start, and guarantees the safety of tight chain process.
Description of drawings:
Fig. 1 is the scheme drawing of the installation site of the present invention on the scraper plate machine
Fig. 2 is a structural representation of the present invention
The constructional drawing that Fig. 3 is the present invention when tight chain mode of operation
The constructional drawing that Fig. 4 is the present invention when non-tight chain mode of operation
The specific embodiment
Hydraulic motor chain tightening device, comprise scraper plate chain wheel 1, scraper plate chain bar 2, be contained in the resistance chain device 3 on the scraper plate Rack Body, take turns the retarder 4 and the drive motor 7 of 1 mechanical connection with the scraper plate chain, the cover body 6 of mechanical connection axle is provided with chain tension adjusting device 5 between described retarder 4 and the drive motor 7, this chain tension adjusting device 5 comprises rotary rack 15 and the rotary rack mount pad 16 that is fixedly mounted on the cover body 6, the lower-left end of rotary rack 15 is hinged by hinge 14 and rotary rack mount pad 16, rotary rack 15 can be rotated around hinge 14 relative rotary rack mount pads 16, right-hand member at rotary rack 15 is set with rotary rack radius stay 22, between rotary rack radius stay 22 and rotary rack mount pad 16, be provided with and adjust screw rod 18, adjust screw rod 18 and be provided with jam nut 17, on the rotary rack mount pad 16 of a side of rotary rack radius stay 22, be set with indication pin 19, on indication pin 19, be movably set with horizontal location pin 20; On the lateral surface of rotary rack 15, be set with HM Hydraulic Motor mount pad 11, HM Hydraulic Motor mount pad 11 is provided with HM Hydraulic Motor 10, the output shaft of HM Hydraulic Motor 10 is mechanically coupled together with the gear wheel shaft that is arranged on the input gear assembly 13 in the rotary rack 15, and input gear assembly 13 meshes together with the idle pulley assembly 12 that is arranged in the rotary rack 15; Retarder 4 and the mechanical connection axle 8 between the drive motor 7 in the cover body 6 are provided with tight sprocket gear 9, when rotary rack 15 is depressed, tight sprocket gear 9 meshes together with idle pulley assembly 12, and when rotary rack 15 was lifted, tight sprocket gear 9 broke away from idle pulley assembly 12.Described rotary rack mount pad 16 is provided with switch case 21, and the afterbody of rotary rack radius stay 22 is arranged on the top of the push rod limit switch of switch case 21.
When preparing tight chain, pull out horizontal location pin 20 from indication pin 19, and unclamp jam nut 17, rotate counterclockwise with spanner and adjust screw rod 18, depress rotary rack 15, can above rotary rack radius stay 22, insertion indicate pin 19 up to horizontal location pin 20.This moment, the tight sprocket gear 9 of Hydranlic tensioner meshed together with idle pulley assembly 12, and Hydranlic tensioner enters the joggleword state.Rotate fluid control valve to Neutral Position, will hinder chain device 3 and be fixed on the transport plane.The operation fluid control valve is along the direction mobile scraper chain that requires, up to the chain appropriateness tensioning of extracting.Forward fluid control valve to Neutral Position, disconnect hydraulic pressure with anti-reverse.At this moment can increase safely or dismantled chain link.Afterwards, oppositely primer fluid pressure motor 10 takes off resistance chain device 3, continues the operation fluid control valve, and rotating blade chain wheel 1 makes the tensile force equilibrium, so far finishes a tensioning.Pull out horizontal location pin 20 from indication pin 19, unclamp jam nut 17 then, clockwise rotate adjustment screw rod 18 with spanner, lift rotary rack 15, can below rotary rack radius stay 22, the insertion indication sell 19 up to horizontal location pin 20, tighten jam nut 17 then, this moment, the tight sprocket gear 9 of Hydranlic tensioner broke away from idle pulley assembly 12, and Hydranlic tensioner enters the disengagement mode of operation.
Claims (2)
1. hydraulic motor chain tightening device, comprise scraper plate chain wheel (1), scraper plate chain bar (2), be contained in the resistance chain device (3) on the scraper plate Rack Body, retarder (4) and drive motor (7) with scraper plate chain wheel (1) mechanical connection, it is characterized in that: the cover body (6) of mechanical connection axle is provided with chain tension adjusting device (5) between described retarder (4) and the drive motor (7), this chain tension adjusting device (5) comprises rotary rack (15) and is fixedly mounted on rotary rack mount pad (16) on the cover body (6), the lower-left end of rotary rack (15) is hinged by hinge (14) and rotary rack mount pad (16), make rotary rack (15) can center on hinge (14) rotary rack mount pad (16) rotation relatively, right-hand member at rotary rack (15) is set with rotary rack radius stay (22), between rotary rack radius stay (22) and rotary rack mount pad (16), be provided with and adjust screw rod (18), adjust screw rod (18) and be provided with jam nut (17), on the rotary rack mount pad (16) of a side of rotary rack radius stay (22), be set with indication pin (19), on indication pin (19), be movably set with horizontal location pin (20); On the lateral surface of rotary rack (15), be set with HM Hydraulic Motor mount pad (11), HM Hydraulic Motor mount pad (11) is provided with HM Hydraulic Motor (10), the output shaft of HM Hydraulic Motor (10) is mechanically coupled together with the gear wheel shaft that is arranged on the input gear assembly (13) in the rotary rack (15), and input gear assembly (13) meshes together with the idle pulley assembly (12) that is arranged in the rotary rack (15); Retarder (4) in the cover body (6) and the mechanical connection axle (8) between the drive motor (7) are provided with tight sprocket gear (9), when rotary rack (15) when being depressed, tight sprocket gear (9) meshes together with idle pulley assembly (12), when rotary rack (15) when being lifted, tight sprocket gear (9) breaks away from idle pulley assembly (12).
2. a kind of hydraulic motor chain tightening device according to claim 1, it is characterized in that: described rotary rack mount pad (16) is provided with switch case (21), and the afterbody of rotary rack radius stay (22) is arranged on the top of the push rod limit switch of switch case (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020111067XU CN201598006U (en) | 2010-02-10 | 2010-02-10 | Chain tightening device for hydraulic motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020111067XU CN201598006U (en) | 2010-02-10 | 2010-02-10 | Chain tightening device for hydraulic motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201598006U true CN201598006U (en) | 2010-10-06 |
Family
ID=42809058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020111067XU Expired - Lifetime CN201598006U (en) | 2010-02-10 | 2010-02-10 | Chain tightening device for hydraulic motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201598006U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN104444223A (en) * | 2014-12-04 | 2015-03-25 | 成都智科立信科技有限公司 | Industrial mining scraper conveyor device based on internet of things |
| CN110271822A (en) * | 2018-11-22 | 2019-09-24 | 中煤张家口煤矿机械有限责任公司 | The intelligent tight catenary system of Digital motor |
-
2010
- 2010-02-10 CN CN201020111067XU patent/CN201598006U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN104444223A (en) * | 2014-12-04 | 2015-03-25 | 成都智科立信科技有限公司 | Industrial mining scraper conveyor device based on internet of things |
| CN110271822A (en) * | 2018-11-22 | 2019-09-24 | 中煤张家口煤矿机械有限责任公司 | The intelligent tight catenary system of Digital motor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105858086B (en) | A kind of chain tension adjusting means and its application for scrapper conveyor tail | |
| CN201376771Y (en) | Cigarette packet chain loading conveyer with lifting mechanism | |
| CN201598006U (en) | Chain tightening device for hydraulic motor | |
| CN101081637B (en) | A device at hatch covers | |
| CN104108576B (en) | Rack rails Quick Pulse System | |
| CN101774475A (en) | Hydraulic motor chain tightening device | |
| CN100460307C (en) | Bidirection overspeed protective device of elevator | |
| CN105048395A (en) | Coal cutter cable clamping plate dragging device | |
| CN204592226U (en) | A kind of overload protection monitoring device | |
| CN2937082Y (en) | Screw jack | |
| CN202414668U (en) | External mounting tension following device of main and auxiliary scraper conveyers | |
| CN205771550U (en) | A kind of chain tension adjusting means for scrapper conveyor tail and scratch board conveyor | |
| CN203158702U (en) | Reducer backstopping device special for inclined mine conveyor | |
| CN202449582U (en) | Belt breakage protector for rubber belt conveyor | |
| CN202595719U (en) | Dual-output lift device for self-elevating drilling platform | |
| CN202337534U (en) | Hydraulic tensioning device for scrapping plate chain of reclaimer | |
| CN102249069B (en) | Hydraulic chain tightening device of scraper conveyor and hoisting mechanism thereof | |
| CN102241350A (en) | Magnetic energy clutch device for falling protector of mine rope cage | |
| CN204872297U (en) | Headstock gear and use explosion -proof jar of this headstock gear | |
| CN201095542Y (en) | T-shaped row automatic feeding device turnover mechanism | |
| CN103303336A (en) | Lateral-capture type winch-sliding preventing inclined shaft skip and buffer winch blocking device | |
| CN203127969U (en) | Construction lift transmission device allowing intermediate gears to be meshed with rack | |
| CN201686364U (en) | Magnetic clutch device of mine rope guide safety catcher | |
| CN201390521Y (en) | Rubber belt automatic control hydraulic tensioning device | |
| CN201951228U (en) | Walking wheel mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: YANGQUAN COAL INDUSTRY XINZHOU GENERAL MACHINERY C Free format text: FORMER NAME: SHANXI XINZHOU GENERAL MACHINERY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 034000 No. 3, Xinjian East Road, Shanxi, Xinzhou Patentee after: YANGMEI XINZHOU GENERAL MACHINERY CO., LTD. Address before: 034000 No. 3, Xinjian East Road, Shanxi, Xinzhou Patentee before: Shanxi Xinzhou General Machinery Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20101006 |
|
| CX01 | Expiry of patent term |