CN102837948A - Displacement type belt conveyer head station and use method thereof - Google Patents
Displacement type belt conveyer head station and use method thereof Download PDFInfo
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- CN102837948A CN102837948A CN2012103479080A CN201210347908A CN102837948A CN 102837948 A CN102837948 A CN 102837948A CN 2012103479080 A CN2012103479080 A CN 2012103479080A CN 201210347908 A CN201210347908 A CN 201210347908A CN 102837948 A CN102837948 A CN 102837948A
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- 238000000034 method Methods 0.000 title claims description 10
- 238000006073 displacement reaction Methods 0.000 title abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 58
- 239000010959 steel Substances 0.000 claims abstract description 58
- 230000032258 transport Effects 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 7
- 239000002390 adhesive tape Substances 0.000 abstract description 3
- 239000010720 hydraulic oil Substances 0.000 abstract 1
- 101100272852 Clostridium botulinum (strain Langeland / NCTC 10281 / Type F) F gene Proteins 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a displacement type belt conveyer head station, wherein a portal structure with clearance is adopted as a main body steel structure; a rack is provided with a sliding rail; one end of the rack is provided with a power element, and the other end of the rack is provided with a working condition hinge point and a carrying working condition hinge point; the carrying working condition hinge point is arranged above the working condition hinge point; and a rotating hinge shaft is arranged between the main body steel structure and the rack. According to the displacement type belt conveyer head station, the rack and a tensioning device of an adhesive tape are turned in a small range by using the power element to realize that a transfer vehicle enters the bottom of the head station for transfer and avoid an unsafe factor of inclination of a belt conveyer, a head station main body, a head hopper, an electric house and the like during transfer; and a complex step of lifting the head hopper before overall rotation is saved, the transfer time is saved, the labor intensity and the labor cost are reduced, a head hopper lifting device is saved, the scales of a hydraulic oil cylinder and a hydraulic power station are reduced, the weight of the head station is greatly reduced, and a large amount of cost of the head station is saved.
Description
Technical field
The present invention relates to a kind of dislocation formula belt conveying machine head station and method of application thereof, belong to surface mine mineral reserve top layer overlying soil peel off with mining in material transfer equipment.
Background technology
At present, in the open the mineral reserve top layer overlying soil in mine peel off with mining in, generally adopt belt conveyor system to carry out mass transport, along with stripping, adopt the propelling of process, belt conveyor system need constantly be shifted.Be provided with parts such as drive system, tightening device, machine house in the head station, because weight is big, safe, efficient dislocation is one of its technical barrier.
The pulling formula is arranged at present and pack two kinds of dislocation modes of formula, the present invention is applied to pack formula head station.When dislocation was packed at the head station, special-purpose transfer car(buggy) will get in the head station, has carried the head station then on the back, the walking displacement.Because the arrangement requirement of belt conveyor system; There is not enough headroom to supply transfer car(buggy) to get under the head station structure, so during the dislocation operation of head station, before transfer car(buggy) gets into; Need rotate, raise head station one side to head station owner body; Thereby there are enough spaces to supply transfer car(buggy) to get under the assurance head station, need be and head station integral body is overweight with the hydraulic actuating cylinder more than the internal diameter 350mm as propulsion source, holding up stroke needs more than the 1.5m; Hydraulic actuating cylinder and hydraulic power station not only cost are high, and maintenance cost is also very huge.In the transport process; Head station owner body, head hopper, electric room etc. are because the main body steel structure tilts and inclination thereupon; In order to prevent that head hopper and conveyer from not producing interference, need to add lift system,, the main body steel structure earlier the head hopper is promoted before tilting; Not only prolong dislocation man-hour, and had safety hazard in the transportation.Weigh hundreds of ton of head station owner body steel structure rotates and resets all very slowly, and causing the head station to pack dislocation, to take man-hour long.
Summary of the invention
The object of the present invention is to provide a kind of dislocation formula belt conveying machine head station; It utilizes dynamical element that the tightening device of frame and adhesive tape is overturn among a small circle and gets into bottom, head station and transport belt conveyer, head station owner body, head hopper, the isoclinal safety hazard in electric room when having avoided transhipment to satisfy transfer car(buggy); Saved the preceding loaded down with trivial details step that promotes the head hopper of whole rotation; Not only saved the transhipment time; Reduce labour intensity and cost of labor, saved head hopper bont, the scale of having dwindled hydraulic ram and hydraulic power station; Significantly reduce the weight at head station, saved the great amount of cost at head station.
Technical scheme of the present invention: a kind of dislocation formula belt conveying machine head station comprises main body steel structure, frame, tightening device, belt conveyer drive system, electrical equipment room, ladder landing platform, head hopper and reprints belt conveyer that frame is located at main body steel structure middle part; Ladder landing platform is layed on the main body steel structure; The belt conveyer drive system is located at the frame top, and tightening device is located on the frame, and the electrical equipment room is located on the main body steel structure; The head hopper is located at main body steel structure end; Head hopper below is provided with the reprinting belt conveyer, and the main body steel structure adopts the portal framed structure with headroom, and frame is provided with the slide rail road; One end of frame is provided with dynamical element; The frame other end is provided with work operating mode hinge and packs the operating mode hinge, packs the operating mode hinge and is located at work operating mode hinge top, is provided with the rotation hinge between main body steel structure and the frame.Because an end of frame is provided with dynamical element, the frame other end is provided with work operating mode hinge and packs the operating mode hinge, and frame is provided with the rotation hinge; So utilize dynamical element to carry out reversed in positioned among a small circle, just can let transfer car(buggy) get in the head station, inclinations such as head station owner body, head hopper, electric room when avoiding integral body rotation and the transhipment at head station to frame; Simplify head station structure; Save the transhipment time, make and operate shortcut and simple more, safer in the transport process, reliable.
In the aforesaid this dislocation formula belt conveying machine head station, rotate hinge junctor frame and main body steel structure, connecting portion is positioned on the frame 3/4ths places near the dynamical element end.Because rotating hinge is located on the frame 3/4ths places near the dynamical element end, at rotational force hour, the dynamical element stroke is short as far as possible.
In the aforesaid this dislocation formula belt conveying machine head station, the main body steel structure is provided with hinge, and the main body steel structure is threaded with hinge.
In the aforesaid this dislocation formula belt conveying machine head station, hinge is provided with rotating disk.
In the aforesaid this dislocation formula belt conveying machine head station, frame is provided with the fraising that cooperates with hinge.
In the aforesaid this dislocation formula belt conveying machine head station, fraising and hinge end face are equipped with chamfering.Because fraising is equipped with chamfering with the hinge end face, the coaxiality error in the time of just can allowing to rotate, then through precession with screw out automatic capturing, with the frame of realization conveyer tightening device about two stations switch fast and locate.
In the aforesaid this dislocation formula belt conveying machine head station, fraising is adopted with hinge and is threaded, circular cone cooperates or cylinder cooperates.
In the aforesaid this dislocation formula belt conveying machine head station, be equipped with the guiding carrying roller on frame and the tightening device.Owing to be equipped with the guiding carrying roller on frame and the tightening device, thereby when avoiding tightening device to rotate with frame and other positions interference of head station.
In the aforesaid this dislocation formula belt conveying machine head station, said dynamical element is hydraulic actuating cylinder, hand press or electric pushrod.
The aforesaid this transfer car(buggy) that supplies is packed in the dislocation formula belt conveying machine head station fast, and tightening device is located on the frame slide rail, and tightening device can slide along the slide rail certain distance on the frame under the effect of propulsion source, thus the tensioning adhesive tape.
The method of application at aforesaid dislocation formula belt conveying machine head station:
When operating mode was packed at the head station, the operating mode hinge place hinge of will working earlier screwed out from frame through rotating disk, starts dynamical element then; Frame and tightening device are under the dynamical element effect, and the moving hinge that rotates rotates to level attitude, and manually the rotating disk at operating mode hinge place is packed in rotation then; Hinge is screwed in the fraising on the frame; With fixed frame, make to have the headroom that supplies transfer car(buggy) to get under the portal framed structure of head station, transfer car(buggy) gets under the portal framed structure of head station and transports dislocation;
When head station dislocation is in place; Manually the rotating disk of operating mode hinge place hinge is packed in rotation, and hinge is screwed out, and frame and tightening device are under the dynamical element effect; The moving hinge that rotates rotates to lateral attitude; The rotating disk of manual then rotary work operating mode hinge-point place hinge, hinge screws in the fraising on the frame, thus fixed frame.
Compared with prior art, the present invention is because an end of frame is provided with dynamical element, and the frame other end is provided with work operating mode hinge and packs the operating mode hinge; Frame is provided with the rotation hinge; So utilize dynamical element to carry out reversed in positioned among a small circle, just can let transfer car(buggy) get in the head station, inclinations such as head station owner body, head hopper, electric room when avoiding integral body rotation and the transhipment at head station to frame; Simplify head station structure; Save the transhipment time, make and operate shortcut and simple more, safer in the transport process, reliable; Pass on the frame 3/4ths places and be fixed on the main body steel structure near the dynamical element end rotating hinge, at rotational force hour, the dynamical element stroke is short as far as possible; All add chamfering at fraising and hinge end face, the coaxiality error in the time of just can allowing to rotate, then through precession with screw out automatic capturing, with the frame of realization conveyer tightening device about two stations switch fast and locate; Owing to be equipped with the guiding carrying roller on frame and the tightening device, thereby when avoiding tightening device to rotate with frame and other positions interference of head station.
The present invention; Make the whole rotation in head station the rotation of into part frame; Avoided in the transport process; The safety hazard that inclinations such as head station owner body, head hopper, electric room bring avoids simultaneously preventing that head hopper and conveyer from not producing interference, the loaded down with trivial details step that before the main body steel structure tilts, earlier the head hopper is promoted; Dynamical element is example with the hydraulic actuating cylinder, and whole rotation needs internal diameter 350mm, the above hydraulic actuating cylinder of stroke 1.5m; And, only need internal diameter 160mm, the hydraulic actuating cylinder of stroke 0.3m to the local rotation of frame; Saving in power element cost has saved head hopper bont simultaneously greatly.Head station integral body will be saved nearly 1,000,000 manufacturing costs, shorten the half the dislocation time simultaneously, save labour intensity and human cost, increase substantially work efficiency.
Dislocation formula belt conveyer with in the stripping extraction system that is applied to 10000t/h is an example; Per two months dislocations once; About 24 hours of each dislocation time of existing head station, the present invention will save about 10 hours dislocation time at every turn, just mean stripping extraction system 10 hours work-hourses how at every turn; 100000t is adopted in many strippings, and 600000t is adopted in annual many strippings.
Description of drawings
Fig. 1 is the structural representation of normal working of the present invention;
Fig. 2 is the structural representation that state is packed in the present invention;
Fig. 3 is the lateral plan that state is packed in the present invention;
Fig. 4 is that A among Fig. 1 is to cutaway view;
Fig. 5 is fraising, hinge cooperation figure;
Fig. 6 is equipped with the tightening device of guiding carrying roller and the structural representation of frame.
Being labeled as in the accompanying drawing: 1-main body steel structure, 2-frame, 3-tightening device, 4-conveyer drive system, 5-electrical equipment room; The 6-ladder landing platform, 7-head hopper, 8-reprints belt conveyer, and 9-rotates hinge; The 10-transfer car(buggy), the 11-dynamical element, 12-work operating mode hinge, 13-is packed the operating mode hinge; 14-rotating disk, the 15-carrying roller that leads, 16-fraising, 17-hinge.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is further described, but not as the foundation to the present invention's restriction.
Embodiments of the invention 1: like Fig. 1, shown in Figure 2, a kind of dislocation formula belt conveying machine head station comprises main body steel structure 1, frame 2, tightening device 3, belt conveyer drive system 4, electrical equipment room 5, ladder landing platform 6, head hopper 7 and reprints belt conveyer 8; Frame 2 is located at main body steel structure 1 middle part, and ladder landing platform 6 is layed on the main body steel structure 1, and belt conveyer drive system 4 is located at frame 2 tops; Tightening device 3 is located on the frame 2; Electrical equipment room 5 is located on the main body steel structure 1, and head hopper 7 is located at main body steel structure 1 end, and head hopper 7 belows are provided with reprints belt conveyer 8; Main body steel structure 1 adopts the portal framed structure with headroom; Frame 2 is provided with the slide rail road, and an end of frame 2 is provided with dynamical element 11, and frame 2 other ends are provided with work operating mode hinge 12 and pack operating mode hinge 13; Pack operating mode hinge 13 and be located at work operating mode hinge 12 tops, be provided with between main body steel structure 1 and the frame 2 and rotate hinge 9.
As shown in Figure 4, hinge 17 is provided with rotating disk 14.
As shown in Figure 5, frame 2 is provided with the fraising 16 that cooperates with hinge 17.
Fraising 16 is equipped with chamfering with hinge 17 end faces.
Fraising 16 is adopted with hinge 17 and is threaded.
As shown in Figure 6, be equipped with guiding carrying roller 18 on frame 2 and the tightening device 3.
Said dynamical element 11 is a hydraulic actuating cylinder.
Embodiments of the invention 2: like Fig. 1, shown in Figure 2, a kind of dislocation formula belt conveying machine head station comprises main body steel structure 1, frame 2, tightening device 3, belt conveyer drive system 4, electrical equipment room 5, ladder landing platform 6, head hopper 7 and reprints belt conveyer 8; Frame 2 is located at main body steel structure 1 middle part, and ladder landing platform 6 is layed on the main body steel structure 1, and belt conveyer drive system 4 is located at frame 2 tops; Tightening device 3 is located on the frame 2; Electrical equipment room 5 is located on the main body steel structure 1, and head hopper 7 is located at main body steel structure 1 end, and head hopper 7 belows are provided with reprints belt conveyer 8; Main body steel structure 1 adopts the portal framed structure with headroom; Frame 2 is provided with the slide rail road, and an end of frame 2 is provided with dynamical element 11, and frame 2 other ends are provided with work operating mode hinge 12 and pack operating mode hinge 13; Pack operating mode hinge 13 and be located at work operating mode hinge 12 tops, be provided with between main body steel structure 1 and the frame 2 and rotate hinge 9.
As shown in Figure 4, hinge 17 is provided with rotating disk 14.
As shown in Figure 5, frame 2 is provided with the fraising 16 that cooperates with hinge 17.
Fraising 16 is equipped with chamfering with hinge 17 end faces.
Fraising 16 adopts circular cone to cooperate with hinge 17.
As shown in Figure 6, be equipped with guiding carrying roller 18 on frame 2 and the tightening device 3.
Said dynamical element 11 is a hand press.
Embodiments of the invention 3: like Fig. 1, shown in Figure 2, a kind of dislocation formula belt conveying machine head station comprises main body steel structure 1, frame 2, tightening device 3, belt conveyer drive system 4, electrical equipment room 5, ladder landing platform 6, head hopper 7 and reprints belt conveyer 8; Frame 2 is located at main body steel structure 1 middle part, and ladder landing platform 6 is layed on the main body steel structure 1, and belt conveyer drive system 4 is located at frame 2 tops; Tightening device 3 is located on the frame 2; Electrical equipment room 5 is located on the main body steel structure 1, and head hopper 7 is located at main body steel structure 1 end, and head hopper 7 belows are provided with reprints belt conveyer 8; Main body steel structure 1 adopts the portal framed structure with headroom; Frame 2 is provided with the slide rail road, and an end of frame 2 is provided with dynamical element 11, and frame 2 other ends are provided with work operating mode hinge 12 and pack operating mode hinge 13; Pack operating mode hinge 13 and be located at work operating mode hinge 12 tops, be provided with between main body steel structure 1 and the frame 2 and rotate hinge 9.
As shown in Figure 4, hinge 17 is provided with rotating disk 14.
As shown in Figure 5, frame 2 is provided with the fraising 16 that cooperates with hinge 17.
Fraising 16 is equipped with chamfering with hinge 17 end faces.
Fraising 16 adopts cylinder to cooperate with hinge 17.
As shown in Figure 6, be equipped with guiding carrying roller 18 on frame 2 and the tightening device 3.
Said dynamical element 11 is an electric pushrod.
Principle of work of the present invention: when operating mode is packed at the head station, interfere, need frame 2 be rotated to level attitude in the door frame of head station, promptly pack operating mode hinge 13 places and carry out hinged securement for fear of frame 2 and transfer car(buggy).Pack operating mode hinge 13 place's hinged securement and adopt the hinge 17 that has rotating disk 14.During operation; The operating mode hinge 12 place's hinges 17 of will working earlier screw out from frame 2 through rotating disk 14, start dynamical element 11 then, and frame 2 and tightening device 3 are under dynamical element 11 effects; The moving hinge 9 that rotates rotates to level attitude; Manually the rotating disk 14 at operating mode hinge 13 places is packed in rotation then, with the fraising 16 on the hinge 17 screw-in frames 2, with fixed frame 2; Make to have the headroom that supplies transfer car(buggy) 10 to get under the portal framed structure of head station, transfer car(buggy) 10 gets under the portal framed structure of head station and transports dislocation;
When head station dislocation is in place; Manually the rotating disk 14 of operating mode hinge 13 place's hinges 17 is packed in rotation, and hinge 17 is screwed out, and frame 2 and tightening device 3 are under the dynamical element effect; The moving hinge 9 that rotates rotates to lateral attitude; The manual rotating disk 14 of rotary work operating mode hinge-point 12 place's hinges 17 then, the fraising 16 that hinge 17 screws on the frames 2, thereby fixed frame.
Claims (10)
1. dislocation formula belt conveying machine head station; Comprise main body steel structure (1), frame (2), tightening device (3), belt conveyer drive system (4), electrical equipment room (5), ladder landing platform (6), head hopper (7) and reprint belt conveyer (8); Frame (2) is located at main body steel structure (1) middle part, and ladder landing platform (6) is layed on the main body steel structure (1), and belt conveyer drive system (4) is located at frame (2) top; Tightening device (3) is located on the frame (2); Electrical equipment room (5) is located on the main body steel structure (1), and head hopper (7) is located at main body steel structure (1) end, and head hopper (7) below is provided with reprints belt conveyer (8); It is characterized in that: main body steel structure (1) adopts the portal framed structure with headroom; Frame (2) is provided with the slide rail road, and an end of frame (2) is provided with dynamical element (11), and frame (2) other end is provided with work operating mode hinge (12) and packs operating mode hinge (13); Pack operating mode hinge (13) and be located at work operating mode hinge (12) top, be provided with between main body steel structure (1) and the frame (2) and rotate hinge (9).
2. a kind of dislocation formula belt conveying machine head according to claim 1 station is characterized in that: rotate hinge (9) and connect frame (2) and main body steel structure (1), connecting portion is positioned at last 3/4ths places of frame (2) and holds near dynamical element (11).
3. a kind of dislocation formula belt conveying machine head according to claim 1 station, it is characterized in that: main body steel structure (1) is provided with hinge (17), and main body steel structure (1) is threaded with hinge (17).
4. a kind of dislocation formula belt conveying machine head according to claim 3 station, it is characterized in that: hinge (17) is provided with rotating disk (14).
5. a kind of dislocation formula belt conveying machine head according to claim 4 station, it is characterized in that: frame (2) is provided with the fraising (16) that cooperates with hinge (17).
6. a kind of dislocation formula belt conveying machine head according to claim 5 station is characterized in that: fraising (16) and hinge (17) end face are equipped with chamfering.
7. a kind of dislocation formula belt conveying machine head according to claim 6 station is characterized in that: fraising (16) is adopted with hinge (17) and is threaded, circular cone cooperates or cylinder cooperates.
8. a kind of dislocation formula belt conveying machine head according to claim 1 station is characterized in that: be equipped with guiding carrying roller (18) on frame (2) and the tightening device (3).
9. a kind of dislocation formula belt conveying machine head according to claim 1 station, it is characterized in that: said dynamical element (11) is hydraulic actuating cylinder, hand press or electric pushrod.
10. the method for application at any described dislocation formula belt conveying machine head station in the claim 1～9 is characterized in that:
When operating mode is packed at the head station; The operating mode hinge (12) of will working is earlier located hinge (17) and is screwed out from frame (2) through rotating disk (14), starts dynamical element (11) then, and frame (2) and tightening device (3) are under dynamical element (11) effect; The moving hinge (9) that rotates rotates to level attitude; Manually the rotating disk (14) that operating mode hinge (13) is located is packed in rotation then, hinge (17) is screwed in the fraising (16) on the frame (2), with fixed frame (2); Make to have the headroom that confession transfer car(buggy) (10) gets under the portal framed structure of head station, transfer car(buggy) (10) gets under the portal framed structure of head station and transports dislocation;
When head station dislocation is in place; Manually the rotating disk (14) that operating mode hinge (13) is located hinge (17) is packed in rotation, and hinge (17) is screwed out, and frame (2) and tightening device (3) are under the dynamical element effect; The moving hinge (9) that rotates rotates to lateral attitude; Manual then rotary work operating mode hinge-point (12) is located the rotating disk (14) of hinge (17), and hinge (17) screws in the fraising (16) on the frame (2), thus fixed frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210347908.0A CN102837948B (en) | 2012-09-18 | 2012-09-18 | Displacement type belt conveyer head station and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210347908.0A CN102837948B (en) | 2012-09-18 | 2012-09-18 | Displacement type belt conveyer head station and use method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102837948A true CN102837948A (en) | 2012-12-26 |
| CN102837948B CN102837948B (en) | 2015-04-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210347908.0A Active CN102837948B (en) | 2012-09-18 | 2012-09-18 | Displacement type belt conveyer head station and use method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN102837948B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1296949B (en) * | 1966-07-26 | 1969-06-04 | Elnkalk | Mobile stone processing plant |
| GB1266337A (en) * | 1968-09-12 | 1972-03-08 | ||
| US3924876A (en) * | 1972-11-17 | 1975-12-09 | Fives Cail Babcock | Apparatus for installing a heavy mobile machine in a working position |
| AT388968B (en) * | 1987-06-29 | 1989-09-25 | Noricum Maschinenbau Handel | Mobile crushing plant |
| CN1750880A (en) * | 2003-04-02 | 2006-03-22 | 蒂森克鲁伯采掘技术有限公司 | Comminution device |
| CN201482547U (en) * | 2009-04-30 | 2010-05-26 | 中煤平朔煤业有限责任公司 | Movable crushing station |
-
2012
- 2012-09-18 CN CN201210347908.0A patent/CN102837948B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1296949B (en) * | 1966-07-26 | 1969-06-04 | Elnkalk | Mobile stone processing plant |
| GB1266337A (en) * | 1968-09-12 | 1972-03-08 | ||
| US3924876A (en) * | 1972-11-17 | 1975-12-09 | Fives Cail Babcock | Apparatus for installing a heavy mobile machine in a working position |
| AT388968B (en) * | 1987-06-29 | 1989-09-25 | Noricum Maschinenbau Handel | Mobile crushing plant |
| CN1750880A (en) * | 2003-04-02 | 2006-03-22 | 蒂森克鲁伯采掘技术有限公司 | Comminution device |
| CN201482547U (en) * | 2009-04-30 | 2010-05-26 | 中煤平朔煤业有限责任公司 | Movable crushing station |
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| Publication number | Publication date |
|---|---|
| CN102837948B (en) | 2015-04-15 |
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Address after: 100071 11 / F, block B, building 1, yard 6, Automobile Museum East Road, Fengtai District, Beijing Patentee after: Huadian Technology Co.,Ltd. Country or region after: China Address before: 10th Floor, Building B, Huadian Industrial Park, East Road of Automobile Museum, Fengtai District, Beijing Patentee before: HUADIAN HEAVY INDUSTRIES Co.,Ltd. Country or region before: China |