CN201193526Y - Crushing mechanism for coal cutter in coal mine caving face - Google Patents
Crushing mechanism for coal cutter in coal mine caving face Download PDFInfo
- Publication number
- CN201193526Y CN201193526Y CNU2008200106379U CN200820010637U CN201193526Y CN 201193526 Y CN201193526 Y CN 201193526Y CN U2008200106379 U CNU2008200106379 U CN U2008200106379U CN 200820010637 U CN200820010637 U CN 200820010637U CN 201193526 Y CN201193526 Y CN 201193526Y
- Authority
- CN
- China
- Prior art keywords
- coal
- gear
- crushing mechanism
- winning machine
- work area
- 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 - Fee Related
Links
Images
Abstract
The utility model relates to a crushing mechanism used for a coal mine working face coal-winning machine. The crushing machine is the important part of the coal mine working face coal-winning machine. The crushing machine consists of a crushing roller and a transmission mechanism. The transmission is a small teeth difference transmission structure consisting of a gear box and an annular gear. The annular gear is connected with the crushing roller by a connecting component. The crushing mechanism aims to solve the problem that when the prior coal-winning machine with large power works on the coal mine working face, the prior coal-winning machine cuts the coal in large pieces. The crushing mechanism is installed at the end of a machine body facing a coal flow, and the crushing mechanism is used for crushing the coarse coal about to come into the underside of the machine body.
Description
Technical field
The utility model relates to a kind of crushing mechanism that is used for the coal mine work area coal-winning machine, belongs to the important spare part of coal mine work area coal-winning machine.
Background technology
Working surface coal mining machine is the nucleus equipment of fully-mechanized mining working, major function is broken coal and coalings, crushing engine is one of coal-winning machine ancillary service, in the thick coal-layer mining process, because wall caving and cylinder coal breakage lumpiness are bigger, need crushing mechanism with lump coal breaking, so that coal stream is smoothly by the coal-winning machine fuselage bottom.Branch about the crushing engine of coal-winning machine has is arranged in work plane conveyer tail one side, therefore should be selected according to the work plane condition.The adjusting of broken cylinder height can realize by stretching of hydraulic cylinder.At present, the crushing mechanism of domestic other producer all adopts Gear Planet Transmission to arrange and the integral solder structure complex structure, inconvenient maintenance.
The utility model content
The purpose of this utility model is to provide a kind of crushing mechanism that is used for the coal mine work area coal-winning machine, mainly solves broken coarse coal so that coal stream can pass through the fuselage bottom problem smoothly.
The technical solution of the utility model is:
The crushing mechanism that is used for the coal mine work area coal-winning machine, this crushing mechanism are that broken cylinder and transmission mechanism thereof constitute, and transmission mechanism is " few tooth is poor " drive mechanism that gear and ring gear constitute, and ring gear is connected with broken cylinder by connector.
The described crushing mechanism that is used for the coal mine work area coal-winning machine, gear is provided with one-level gear I, one-level gear II, secondary gear, one-level gear I and one-level gear II are meshed, one-level gear II and secondary gear are coaxial, and gear is meshed with ring gear by the secondary gear in it.
The described crushing mechanism that is used for the coal mine work area coal-winning machine, gear location and installation are on supporting seat, and the supporting seat location and installation is on the arm body, and the ring gear location and installation is on the bearing support inner ring.
The described crushing mechanism that is used for the coal mine work area coal-winning machine, on the supporting seat outer ring, the bearing support outer ring connects broken cylinder by singly-bound to the bearing support inner ring by the distance cover location and installation between two bearings and two bearings.
The described crushing mechanism that is used for the coal mine work area coal-winning machine, arm body are divided into two sections: arm body I section and arm body II section, and arm body I section adopts cast structure, and arm body II section adopts welded construction, adopts between two sections to be welded, and the place is welded with the reinforcement diagonal bar at the weld seam bonding surface.
The described crushing mechanism that is used for the coal mine work area coal-winning machine, arm body afterbody adopts back shaft to be connected with the coal-winning machine fuselage.
The described crushing mechanism that is used for the coal mine work area coal-winning machine adopts rotatory sealing, outside framework oil seal and the sealing of O shape sealing cord between bearing support and the supporting seat.
The described crushing mechanism that is used for the coal mine work area coal-winning machine is equipped with guard shield on the broken cylinder.
The beneficial effects of the utility model are:
1, the utility model adopts crushing mechanism to be driven by separate electrical motor, and this motor is an ac motor.Rated voltage is 3300V, rated power 160kW, and rotating speed 1470r/min, stator are the water-cooled flame-proof type.Motor output shaft is a hollow shaft, need not torque axis, inner external spline teeth is meshed, and a shaft gear of the other end of motor output shaft and transmission mechanism is given power transmission by inside and outside spline engagement broken, and its kind of drive is a double reduction, primary gear speed reducing, the deceleration that is meshed of secondary gear and ring gear has effectively increased gearratio, and then reduces drum rotation speed, its kind of drive is compared simple and reliable with Gear Planet Transmission, reduce cost.
2, broken arm body of the present utility model adopts the mode of casting and solder bond and is welded with three at weld seam bonding surface place and strengthens diagonal bars, has increased the reliability of this arm body, and is simple and reliable with the domestic manufacturer structure compared.
3, the utility model integral arrangement is simple and reliable for structure, is used for fragmentation will enter coarse coal under the fuselage.
Description of drawings
Fig. 1 is the utility model front view.
Fig. 2 is the vertical view of Fig. 1.
Among the figure, 1 guard shield; 2 arm bodies; 3 back shafts; 4 motors; 5 outside framework oil seals; 6 seal covers; 7, O shape sealing cord; 8,14 is bearing; 9 singly-bounds; 10 distance covers; 11 broken cylinders; 12 bearing supports; 13 supporting seats; 15 end caps; 16, O shape sealing cord; 17 gears; 18 lids; 19 ring gears; 20 alignment pins; 21 rotatory sealings; 22 outside framework oil seals; 23 picks; 24 strengthen diagonal bar; 25 fuselages; 26 one-level gear I; 27 one-level gear II; 28 secondary gears; 29 arm body I sections; 30 arm body II sections.
The specific embodiment
As Fig. 1-shown in Figure 2, the utility model is used for the crushing mechanism of coal mine work area coal-winning machine, be installed in face of the fuselage end of coal stream, form by broken cylinder 11 and transmission mechanism thereof etc., mainly comprise: guard shield 1, arm body 2, back shaft 3, motor 4, seal cover 6, singly-bound 9, distance cover 10, broken cylinder 11, bearing support 12, supporting seat 13, end cap 15, gear 17, lid 18, ring gear 19, alignment pin 20, pick 23, reinforcement diagonal bar 24, fuselage 25, one-level gear I26, one-level gear II27, secondary gear 28, concrete structure is as follows:
As shown in Figure 1, broken cylinder 11 is weld assemblies, columnar structured, be welded with toothholder at broken cylinder 11 external surface circumference, stud with the pick 23 that is used for the coarse coal fragmentation on the toothholder, broken cylinder 11 tightens together by singly-bound 9 and transmission mechanism, and broken cylinder is carried out axial location.Broken cylinder 11 tops are equipped with a guard shield 1, are welded construction, its objective is that the lump coal in order to prevent to splash in shattering process damages the person.
As shown in Figure 2, supporting seat 13 location and installation are on arm body 2, and motor 4 location and installation are in supporting seat 13.Arm body 2 afterbodys adopt back shaft 3 to be connected with coal-winning machine fuselage 25 connected modes, and arm body 2 can rotate around back shaft 3 with coal-winning machine fuselage 25.Back shaft 3 is installed on the arm body 2 by high-strength bolt and alignment pin, and back shaft 3 has oil filler point and lubrication groove, to make things convenient for oil injecting lubricating.
As shown in Figure 2, shell (arm body 2) is divided into two sections: arm body I section 29 and arm body II section 30, adopt the mode of casting and solder bond, arm body I section 29 adopts cast structure, arm body II section 30 adopts welded construction, adopt between two sections to be welded, and be welded with three reinforcement diagonal bars 24 at weld seam bonding surface place.
As shown in Figure 2, directly drive transmission mechanism by motor 4, transmission mechanism drives broken cylinder 11 and realizes the broken coal work of this mechanism.This transmission mechanism adopts " few tooth is poor " transmission, cancels traditional planetary mechanism transmission, because " few tooth is poor " transmission efficiency height, the moving commentaries on classics steadily, overload capacity is strong, and long its life-span in reliable operation life-span can be improved 2 to 3 times than the ordinary gear speed reducing ratio.Should " few tooth poor " transmission mechanism be to constitute by an independent gear 17 and ring gear 19, these gear 17 location and installation are on supporting seat 13, gear comprises: housing, gear (one-level gear I26, one-level gear II27, secondary gear 28), bearing, parts such as sealing, one-level gear I26 and one-level gear II27 are meshed, one-level gear II26 and secondary gear 28 are coaxial, gear 17 is meshed with ring gear 19 by the secondary gear in it 28, ring gear 19 by alignment pin 20 and bolt location and installation on bearing support 12 inner rings.The kind of drive of transmission mechanism is a double reduction, and one-level gear (one-level gear I26, one-level gear II27) slows down, the deceleration that is meshed of secondary gear 28 and ring gear 19.
As shown in Figure 2, bearing support 12 inner rings are by the distance cover 10 between 8,14 and two bearings 8,14 of two bearings, and location and installation is on supporting seat 13 outer rings, and bearing support 12 outer rings connect broken cylinder 11 by a singly-bound 9 rotates broken cylinder.Bearing support 12 lower ends are equipped with seal cover 6, and rotatory sealing 21 and outside framework oil seal 5,22 and O shape sealing cord 7,16 are housed on the seal cover 6, cooperate with supporting seat 13 to prevent whole parts leakage of oil.Bearing support 12 upper ends are equipped with covers 18 and end cap 15, and lid 18 is in the centre, and end cap 15 is in the outer ring.
The course of work of the present utility model is as follows:
After the coarse coal cut gets off, enter broken portion, gear in the motor 4 rotation driven gear transmission cases 17 and with the ring gear 19 of gears engaged, ring gear 19 links to each other with bearing support 12, bearing support 12 links to each other with broken cylinder 11, rotate thereby drive broken cylinder 11, coarse coal is carried out fragmentation, the small coal after fragmentation transports by transporter.
Claims (8)
1. the crushing mechanism that is used for the coal mine work area coal-winning machine, it is characterized in that: this crushing mechanism is that broken cylinder and transmission mechanism thereof constitute, transmission mechanism is " few tooth is poor " drive mechanism that gear and ring gear constitute, and ring gear is connected with broken cylinder by connector.
2. according to the described crushing mechanism that is used for the coal mine work area coal-winning machine of claim 1, it is characterized in that: gear is provided with one-level gear I, one-level gear II, secondary gear, one-level gear I and one-level gear II are meshed, one-level gear II and secondary gear are coaxial, and gear is meshed with ring gear by the secondary gear in it.
3. according to the described crushing mechanism that is used for the coal mine work area coal-winning machine of claim 2, it is characterized in that: the gear location and installation is on supporting seat, and the supporting seat location and installation is on the arm body, and the ring gear location and installation is on the bearing support inner ring.
4. according to the described crushing mechanism that is used for the coal mine work area coal-winning machine of claim 3, it is characterized in that: on the supporting seat outer ring, the bearing support outer ring connects broken cylinder by singly-bound to the bearing support inner ring by the distance cover location and installation between two bearings and two bearings.
5. according to the described crushing mechanism that is used for the coal mine work area coal-winning machine of claim 3, it is characterized in that: the arm body is divided into two sections: arm body I section and arm body II section, arm body I section adopts cast structure, arm body II section adopts welded construction, adopt between two sections to be welded, the place is welded with the reinforcement diagonal bar at the weld seam bonding surface.
6. according to the described crushing mechanism that is used for the coal mine work area coal-winning machine of claim 3, it is characterized in that: arm body afterbody adopts back shaft to be connected with the coal-winning machine fuselage.
7. according to the described crushing mechanism that is used for the coal mine work area coal-winning machine of claim 3, it is characterized in that: adopt rotatory sealing, outside framework oil seal and the sealing of O shape sealing cord between bearing support and the supporting seat.
8. according to the described crushing mechanism that is used for the coal mine work area coal-winning machine of claim 1, it is characterized in that: on the broken cylinder guard shield is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200106379U CN201193526Y (en) | 2008-02-03 | 2008-02-03 | Crushing mechanism for coal cutter in coal mine caving face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200106379U CN201193526Y (en) | 2008-02-03 | 2008-02-03 | Crushing mechanism for coal cutter in coal mine caving face |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201193526Y true CN201193526Y (en) | 2009-02-11 |
Family
ID=40393064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200106379U Expired - Fee Related CN201193526Y (en) | 2008-02-03 | 2008-02-03 | Crushing mechanism for coal cutter in coal mine caving face |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201193526Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102268990A (en) * | 2011-08-17 | 2011-12-07 | 焦作煤业（集团）新乡能源有限公司 | Mechanical crushing device of mine coal mining machine |
| CN102562056A (en) * | 2012-01-30 | 2012-07-11 | 郑州四维机电设备制造有限公司 | Small tooth difference type coal mining machine rocker arm |
| CN102562055A (en) * | 2010-12-30 | 2012-07-11 | 三一重型装备有限公司 | Rocker arm and roller transmission structure of roller coal-mining machine |
| CN104858007A (en) * | 2015-06-04 | 2015-08-26 | 中煤张家口煤矿机械有限责任公司 | Electric direct drive toothed-roll type continuous crushing device for fully mechanized mining face transportation unloading zone |
-
2008
- 2008-02-03 CN CNU2008200106379U patent/CN201193526Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102562055A (en) * | 2010-12-30 | 2012-07-11 | 三一重型装备有限公司 | Rocker arm and roller transmission structure of roller coal-mining machine |
| CN102268990A (en) * | 2011-08-17 | 2011-12-07 | 焦作煤业（集团）新乡能源有限公司 | Mechanical crushing device of mine coal mining machine |
| CN102562056A (en) * | 2012-01-30 | 2012-07-11 | 郑州四维机电设备制造有限公司 | Small tooth difference type coal mining machine rocker arm |
| CN104858007A (en) * | 2015-06-04 | 2015-08-26 | 中煤张家口煤矿机械有限责任公司 | Electric direct drive toothed-roll type continuous crushing device for fully mechanized mining face transportation unloading zone |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201193526Y (en) | Crushing mechanism for coal cutter in coal mine caving face | |
| CN101059162B (en) | Speed reducer of continuous coal cutter | |
| CN203022621U (en) | Novel dual planetary reduction box power head | |
| CN205226062U (en) | Interior external tooth is rotary motion's slewing bearing in opposite directions | |
| CN104613162B (en) | A kind of decelerator of rock tunnelling bolting combined machine cutting means | |
| CN203327507U (en) | Planting and earth-boring machine for excavator | |
| CN201013843Y (en) | Decelerator of continuous miner cutting means | |
| CN205096586U (en) | Tapping machine is pressed in electronic pipeline area | |
| CN212210739U (en) | CNC tool magazine gear reduction motor | |
| CN205841689U (en) | A kind of Caulis Sacchari sinensis machine cut platform knife shaft gear case | |
| CN201628485U (en) | Machine body rotary mechanism for furnace pounding machine | |
| CN209511024U (en) | A kind of gear-box and hard rock mole | |
| CN209354124U (en) | The cutting means of vertical shearer | |
| CN209709864U (en) | A kind of integrated speed-reducing motor | |
| CN106481272B (en) | Single-stage driving hydraulic pressure puies forward brill formula dynamical system | |
| CN210392561U (en) | Gear engagement device for chain tensioner | |
| CN205199636U (en) | High -power cantilever type compact breaker | |
| CN202507107U (en) | Planetary transmission mechanism and milling and boring machine | |
| CN207259884U (en) | A kind of concatenation type hydraulic motor applied on railway ballast cleaning car excavator | |
| CN218118540U (en) | Mud sealing device is prevented to top drive drilling equipment power gear box | |
| CN201354637Y (en) | Cutting speed reducer of coal mine development machine | |
| CN201089668Y (en) | Winding device for soldering split type steel wire | |
| CN220850588U (en) | Planet wheel structure for planetary speed reducer | |
| CN215506923U (en) | Multi-cylinder cone crusher moving cone | |
| CN110159293A (en) | A kind of brill milling formula tunneling machine cutting experiment mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090211 Termination date: 20120203 |