CN111646232A - Heavy hammer assembly of bucket-wheel stacker reclaimer - Google Patents
Heavy hammer assembly of bucket-wheel stacker reclaimer Download PDFInfo
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- CN111646232A CN111646232A CN202010321999.5A CN202010321999A CN111646232A CN 111646232 A CN111646232 A CN 111646232A CN 202010321999 A CN202010321999 A CN 202010321999A CN 111646232 A CN111646232 A CN 111646232A
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- 229910000831 Steel Inorganic materials 0.000 claims description 37
- 239000010959 steel Substances 0.000 claims description 37
- 239000000463 material Substances 0.000 description 13
- 238000003466 welding Methods 0.000 description 8
- 230000004323 axial length Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- 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
- B65G65/04—Loading or unloading machines comprising essentially a conveyor for moving the loads associated with a device for picking-up the loads with pick-up shovels
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Abstract
The invention discloses a heavy hammer component of a bucket-wheel stacker reclaimer, which comprises a heavy hammer body, a horizontal cantilever component and a diagonal draw bar component, wherein the heavy hammer body is provided with a horizontal cantilever and a diagonal draw bar; the weight body comprises a pair of cantilever plates which are arranged in parallel, and each cantilever plate is provided with a circular part and a polygonal part; the cantilever plate is provided with a transverse lacing wire and a vertical lacing wire, the end part of the polygonal part is provided with a main mounting plate and an auxiliary mounting plate which are perpendicular to the cantilever plate, and the inclined upper angle of the polygonal part is provided with a flange hole; a middle cylinder is welded between the cantilever plates, and an outer cylinder is arranged on the outer side of the middle cylinder; the auxiliary mounting plate is horizontally welded at the intersection of the middle cylinder and the polygonal part; the auxiliary mounting plate and the main mounting plate are both provided with screw holes and are in threaded connection and fixed with the horizontal cantilever assembly, and the flange holes are hinged and fixed with the diagonal draw bar assembly; the heavy hammer component of the bucket-wheel stacker reclaimer has simple and compact structure, firm connection and good stability; the purpose of adjusting the balance weight and balancing the bucket-wheel reclaimer can be achieved.
Description
Technical Field
The invention relates to the technical field of bucket-wheel stacker reclaimers, in particular to a heavy hammer component of a bucket-wheel stacker reclaimer.
Background
With the advancement of national modernization and industrialization, the scale of the production and manufacturing industry is larger and larger, the demand for raw materials is also larger and larger, and a bucket-wheel stacker-reclaimer pile with larger material taking capability is required to be used in bulk material transportation. A bucket-wheel stacker-reclaimer is a continuous-conveying efficient loading and unloading machine which is used for large-scale dry bulk cargo storage yards and can stack and reclaim materials. The rubber belt conveyor comprises a rubber belt conveying arm capable of pitching and horizontally swinging, a bucket wheel at the front end of the rubber belt conveying arm, a rack and a running mechanism, wherein the rubber belt can run in two directions, the material is taken by the bucket wheel and is sent out by the conveying arm during material taking, and goods conveyed by a main conveyor are thrown to a yard by the conveying arm during material piling.
For example, the chinese utility model patent (CN203006517U) discloses in 2013 a coal yard conveyor, which comprises a bucket-wheel stacker-reclaimer, wherein the bucket-wheel stacker-reclaimer is connected with an impeller through a suspension arm, the suspension arm is connected with a swinging weight through a suspension rod, and a control cabin is arranged on a vertical column of the bucket-wheel stacker-reclaimer; this bucket-wheel stacker reclaimer carries out the counter weight through the swing weight to whole mechanism and adjusts, and the holding mechanism is balanced, but the concrete structure of weight is unclear, and the connection stability and the atress condition of weight are unclear.
Moreover, current weight is mostly the assembly or welds the tip at the cantilever when setting up, and especially welded structure if the structure sets up unreasonablely, produces defects such as crackle, deformation easily, influences atress and balance adjustment to after long-time outdoor work, because the scouring of dust and rainwater, the safety problem appears easily to the weight.
Disclosure of Invention
The invention aims to provide a heavy hammer component of a bucket-wheel stacker reclaimer, aiming at the problems in the prior art.
In order to achieve the purpose, the invention adopts the technical scheme that:
a heavy hammer assembly of a bucket-wheel stacker reclaimer comprises a heavy hammer body, a horizontal cantilever assembly and a diagonal member, wherein the horizontal cantilever assembly and the diagonal member are connected with the heavy hammer body; the weight body comprises a pair of cantilever plates which are arranged in parallel, and each cantilever plate is provided with a circular part and a polygonal part; a plurality of transverse lacing wires are symmetrically arranged on two sides of each cantilever plate respectively, a plurality of vertical lacing wires are arranged on at least one side of the circular part, a main mounting plate perpendicular to the cantilever plates is arranged at the end part of the polygonal part, and a flange hole is arranged at the inclined upper angle of the polygonal part; a middle cylinder is welded and fixed between the pair of cantilever plates, outer cylinders are symmetrically arranged on the outer sides of the pair of cantilever plates respectively, and the middle cylinder and the outer cylinders have the same diameter and are smaller than the diameter of the circular part and are coaxial with the circular part; the opposite sides of the pair of cantilever plates are symmetrically provided with auxiliary mounting plates, and the auxiliary mounting plates are horizontally welded at the intersection of the middle cylinder and the polygonal part; the auxiliary mounting plate and the main mounting plate are respectively provided with a plurality of screw holes and are fixedly connected with the horizontal cantilever assembly in a threaded mode, and the flange holes are fixedly hinged with the diagonal draw bar assembly.
The heavy hammer component of the bucket-wheel stacker reclaimer has simple and compact structure, firm connection and good stability; the purpose of adjusting the balance weight and balancing the bucket-wheel reclaimer can be achieved; the heavy hammer body adopting the structure can be matched with bucket-wheel stacker-reclaimers in different positions and models for use, and is easy to install; three accommodating spaces are formed by the cantilever plate, the middle cylinder and the outer cylinder, and each accommodating space can be independently loaded with a balance weight so as to adapt to the balance weight requirements of different types of material taking machines; when the reclaimer is rotating and pitching adjusting, the balance weight in the heavy hammer body can be self-finely adjusted according to the movement.
The pair of cantilever plates are identical in structure and symmetrically arranged, so that stress balance is kept and stress is dispersed; the transverse lacing wire and the vertical lacing wire can improve the strength and stability of the cantilever plate, can also ensure that a middle cylinder and an outer cylinder which are welded on the cantilever plate are fixed more firmly, further improve the integral bearing capacity, and can load heavier counter weights into the space formed by the cylinders without causing the instability of the integral structure;
the axial length of the middle cylinder is one time of the axial length of the outer cylinders, so that the axial length of the middle cylinder is just equal to the length of the two outer cylinders, the whole body is more symmetrical, the structure is reasonable, and the bearing performance and the stability are better.
The cantilever plate is arranged into a circular part and a polygonal part which are integrally formed, and then the cylinders are welded and installed, which is different from the prior art that the cylinders are manufactured firstly, and then the cantilever is welded outside and connected with a bucket-wheel stacker-reclaimer; the integral structure of the cantilever plate can be maintained, the bearing and stress effects are better, and the risk of breakage and damage is small; the installation of the cylinders is not influenced, so that the appearance of the weight body is compact and attractive; the connecting device can also be conveniently connected with the horizontal cantilever assembly and the diagonal draw bar assembly, so that stress is reasonably transmitted and dispersed; the overall balance adjustment is performed using a cylinder mounted with a circular portion.
The main mounting plate and the auxiliary mounting plate can be fixedly connected from a plurality of angles to form cross stress, stress concentration is reduced, and the flange hole for connecting the diagonal draw bar assembly cannot interfere with the flange hole.
Further, the thickness of a sector area of the circular part close to the polygonal part is the same as that of the polygonal part and is larger than that of the rest part of the circular part.
Through the transition of the sector area, the integral connection strength of the cantilever plate can be maintained, the application of integral materials can be reduced, and the material cost is reduced.
Furthermore, a plurality of pairs of lifting lugs are symmetrically arranged on the heavy hammer body, the lifting lugs are welded on the circular part in pairs, and the lifting lugs are arranged in an inward inclined manner; two rows of angle steels with holes are uniformly distributed on the heavy hammer body and are respectively welded on the outer circumferences of the middle cylinder and the outer cylinder.
The lifting lugs are arranged to facilitate the lifting loading and unloading of the heavy hammer body and are connected to the circular part, namely the cantilever plate, so that the situation that tension is directly applied to the cylinder during lifting is avoided, and the cylinder is prevented from being deformed due to uneven stress;
the arrangement of the angle steel with the holes is convenient for arranging lines and installing other accessories on the weight body.
Furthermore, each cantilever plate is provided with a through hole, and the through holes are positioned on the upper half part of the circular part and staggered with the vertical lacing wires. The arrangement of the through holes enables the cylinders at the two ends and the middle part to be communicated, and the arrangement and installation of internal universal and common components are facilitated.
Furthermore, one end of the transverse lacing wire, which is far away from the polygonal part, extends out of the middle cylinder, and forms an I-beam structure with the circular part which leaks outwards. The connection strength can be further improved.
Furthermore, a plurality of vertical lacing wires are also respectively arranged on the inner side wall of the outer cylinder; the upper portions of the outer cylinder and the middle cylinder are provided with a plurality of windows at equal intervals, the windows are provided with connecting flanges, the connecting flanges are connected with cover plates in a screwed mode, and the cover plates are provided with a plurality of handles.
The window and the cover plate are arranged, so that the outer cylinder and the middle cylinder can be conveniently opened, substances can be added to the inner part, or the inner part can be constructed and maintained; the cover plate is arranged to prevent external dust and rainwater from entering the interior of the heavy hammer body, so that internal corrosion and damage are reduced.
Furthermore, the horizontal cantilever assembly comprises a pair of main beams which are arranged in parallel, a plurality of parallel cross beams are arranged between the pair of main beams at equal intervals, and two ends of each cross beam are welded and fixed with the inner sides of the main beams in a cross manner; a middle connecting plate horizontally penetrates through the middle of the cross beam, profile steels are screwed or welded at four corners of the middle connecting plate respectively, the other ends of the profile steels are screwed or welded on the main beams at the corresponding sides respectively, and a plurality of profile steels form an X-shaped fixing structure; the end part of the main beam close to one side of the heavy hammer body is fixedly connected with the main mounting plate in a threaded manner, and the pair of section steels close to one side of the heavy hammer body is fixedly connected with the auxiliary mounting plate in a threaded manner.
The two ends of the cross beam are connected in a cross, cross and annular welding mode, so that the connection strength can be improved, and the stability is enhanced; the arrangement of the middle connecting plate is convenient for connecting a plurality of section steels, so that the difficulty in directly connecting the section steels to the beam body is reduced; the beam is of a hollow cylindrical structure.
An X-shaped fixing structure is formed, the connection strength and stability can be enhanced, the stress is uniform, and the deformation is less.
Furthermore, the section steel is n-shaped steel, and the opening of the section steel is arranged downwards; and the two ends of the section steel are arranged below the middle connecting plate and the auxiliary mounting plate. The connection from the lower part can provide an upward supporting force for the object above, and the effect is better than that of the connection from the upper part of the object.
Furthermore, the diagonal draw bar assembly comprises a plurality of connecting rods which are hinged with each other, and the end parts of the connecting rods are provided with U-shaped openings and hinge holes; the U-shaped opening of the end of the connecting rod is inserted in the polygonal part, and the hinge hole corresponds to the flange hole and is fixedly connected through a hinge shaft.
Furthermore, one ends of the horizontal cantilever assembly and the inclined pull rod assembly, which are far away from the heavy hammer body, are respectively hinged and fixed on a main tower, and the other side of the main tower is respectively connected with a bucket wheel connecting cantilever and a bucket wheel connecting cantilever inclined pull rod; the vertical height of the horizontal cantilever assembly is higher than the height of the bucket wheel connecting cantilever, and the vertical height of the heavy hammer body is higher than the height of the wheel bucket.
Compared with the prior art, the invention has the beneficial effects that: 1. the heavy hammer component of the bucket-wheel stacker reclaimer has simple and compact structure, firm connection and good stability; the purpose of adjusting the balance weight and balancing the bucket-wheel reclaimer can be achieved; 2. the heavy hammer body adopting the structure can be matched with bucket-wheel stacker-reclaimers in different positions and models for use, and is easy to install; three accommodating spaces are formed by the cantilever plate, the middle cylinder and the outer cylinder, and each accommodating space can be independently loaded with a balance weight so as to adapt to the balance weight requirements of different types of material taking machines; 3. the pair of cantilever plates have the same structure and are symmetrically arranged, so that the balance of stress is kept, the stress is dispersed, and the cantilever plates play a role in mainly bearing external force; 4. the transverse lacing wire and the vertical lacing wire can improve the strength and stability of the cantilever plate and the heavy hammer body; 5. the main mounting plate and the auxiliary mounting plate can be fixedly connected from a plurality of angles to form cross support, so that stress concentration is reduced, and the flange hole for connecting the diagonal draw bar assembly cannot interfere with the flange hole.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a weight assembly of a bucket-wheel stacker reclaimer according to the present invention;
FIG. 2 is a schematic perspective view of a weight body of a weight assembly of a bucket-wheel stacker reclaimer according to the present invention;
FIG. 3 is a schematic longitudinal sectional view of the weight body of the weight assembly of the bucket-wheel stacker reclaimer of the present invention;
FIG. 4 is a schematic diagram of a cantilever plate of a weight assembly of the bucket-wheel stacker reclaimer according to the present invention;
FIG. 5 is a schematic cross-sectional view of a weight body of a weight assembly of the bucket-wheel stacker reclaimer of the present invention;
FIG. 6 is an enlarged view of the heavy hammer assembly at position A of the bucket-wheel stacker reclaimer of the present invention;
FIG. 7 is a schematic structural view of a section of a horizontal cantilever assembly of a weight assembly of the bucket-wheel stacker reclaimer according to the present invention;
FIG. 8 is a schematic view of an installation structure of a weight assembly of the bucket-wheel stacker reclaimer of the present invention;
in the figure: 1. a weight body; 2. a horizontal cantilever assembly; 201. a main beam; 202. a cross beam; 203. a middle connecting plate; 204. section steel; 3. a diagonal member assembly; 301. a connecting rod; 4. a cantilever plate; 401. a circular portion; 402. a polygonal portion; 403. a sector area; 5. transversely stretching a rib; 6. vertical lacing wires; 7. a main mounting plate; 8. an auxiliary mounting plate; 9. a flange hole; 10. a middle cylinder; 11. an outer cylinder; 12. lifting lugs; 13. angle steel with holes; 14. a through hole; 15. a window; 16. a cover plate; 17. a handle; 18. a main tower; 19. the bucket wheel is connected with the cantilever; 20. the bucket wheel is connected with a cantilever diagonal draw bar; 21. a wheel bucket.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1 to 6, a weight assembly of a bucket-wheel stacker reclaimer includes a weight body 1, and a horizontal suspension arm assembly 2 and a diagonal member assembly 3 connected to the weight body 1; the weight body 1 comprises a pair of cantilever plates 4 arranged in parallel, wherein each cantilever plate 4 is provided with a circular part 401 and a polygonal part 402 (a special-shaped plate, one side is arc-shaped, and the other sides are polygonal); two sides of each cantilever plate 4 are respectively and symmetrically provided with two transverse lacing wires 5, at least one side of the circular part 401 is provided with four vertical lacing wires 6, the end part of the polygonal part 402 is provided with a main mounting plate 7 vertical to the cantilever plate 4, and the oblique upper angle of the polygonal part 402 is provided with a flange hole 9; a middle cylinder 10 is welded and fixed between the pair of cantilever plates 4, outer cylinders 11 are symmetrically arranged on the outer sides of the pair of cantilever plates 4 respectively, and the diameters of the middle cylinder 10 and the outer cylinders 11 are the same and are both smaller than the diameter of the circular part 401 and are coaxial with the circular part 401; the opposite sides of the pair of cantilever plates 4 are symmetrically provided with auxiliary mounting plates 8, and the auxiliary mounting plates 8 are horizontally welded at the intersection of the outer circumference of the middle cylinder 10 and the polygonal part 402; the auxiliary mounting plate 8 with all be equipped with a plurality of screws on the main mounting panel 7 and with horizontal cantilever subassembly 2 spiro union is fixed, flange hole 9 with the oblique pull rod subassembly 3 is articulated fixed.
The heavy hammer component of the bucket-wheel stacker reclaimer has simple and compact structure, firm connection and good stability; the purpose of adjusting the balance weight and balancing the bucket-wheel reclaimer can be achieved; the heavy hammer body 1 adopting the structure can be matched with bucket-wheel stacker-reclaimers with different assembly positions and models for use, and is easy to install; three accommodating spaces are formed by the cantilever plate 4, the middle cylinder 10 and the outer cylinder 11, and each accommodating space can be independently loaded with a balance weight so as to adapt to the balance weight requirements of different types of material taking machines; when the reclaimer is rotating and pitching adjusting, the balance weight in the weight body 1 can be self-finely adjusted according to the movement.
The pair of cantilever plates 4 are identical in structure and symmetrically arranged, so that stress balance is kept and stress is dispersed; the transverse lacing wire 5 and the vertical lacing wire 6 can improve the strength and stability of the cantilever plate 4, can also ensure that the middle cylinder 10 and the outer cylinder 11 which are welded on the cantilever plate 4 are fixed more firmly, further improve the integral bearing capacity, and can load heavier counter weights into the space formed by the cylinders without causing the instability of the integral structure;
the axial length of the middle cylinder 10 is one time of the axial length of the outer cylinders 11, so that the axial length of the middle cylinder 10 is just equal to the length of the two outer cylinders 11, the whole structure is more symmetrical, the structure is reasonable, and the bearing performance and the stability are better.
The cantilever plate 4 is arranged into a circular part 401 and a polygonal part 402 which are integrally formed, and then the cylinders are welded and installed, which is different from the prior art that the cylinders are manufactured firstly, and then the cantilever is welded outside and connected with a bucket-wheel stacker-reclaimer; the integral structure of the cantilever plate 4 can be maintained, the bearing and stress effects are better, and the risk of breakage and damage is small; the installation of the cylinders is not influenced, so that the appearance of the heavy hammer body 1 is compact and attractive; the connecting device can also be conveniently connected with the horizontal cantilever assembly and the diagonal draw bar assembly, so that stress is reasonably transmitted and dispersed; the overall balance adjustment is performed using a cylinder mounted with a circular portion.
The main mounting plate 7 and the auxiliary mounting plate 8 can be fixedly connected from a plurality of angles to form a crossed stress support, so that stress concentration is reduced, and the flange hole 9 for connecting the diagonal draw bar assembly 3 cannot interfere with the diagonal draw bar assembly.
Further, as shown in fig. 4, a sector area 403 of the circular portion 401 near the polygonal portion 402 has a thickness equal to that of the polygonal portion 402 and is greater than that of the remaining portion of the circular portion 401.
Through the transition of the sector-shaped area 403, the overall connection strength of the cantilever plate 4 can be maintained, and the overall material utilization and material cost can be reduced, because the cantilever plate 4 is made of high-strength steel, which generally has higher material cost.
Further, a plurality of pairs of lifting lugs 12 are symmetrically arranged on the weight body 1, the lifting lugs 12 are welded on the circular part 401 in pairs, and the lifting lugs 12 are arranged in an inward inclined manner; two rows of angle steels 13 with holes are uniformly distributed on the weight body 1, and the angle steels 13 with holes are respectively welded on the outer circumferences of the middle cylinder 10 and the outer cylinder 11.
The lifting lugs 12 are arranged to facilitate the lifting and loading and unloading of the heavy hammer body and are connected to the circular part 401, namely the cantilever plate 4, so that the situation that tension is directly applied to the cylinder during lifting is avoided, and the cylinder is prevented from being deformed due to uneven stress;
the angle steel 13 with holes is convenient for arranging lines and installing other accessories on the weight body 1.
Furthermore, each cantilever plate 4 is provided with a through hole 14, and the through hole 14 is located at the upper half part of the circular part 401 and is staggered with the vertical tie bar 6. The through hole 14 is arranged to communicate the cylinders at the two ends and the middle part, so that the arrangement and installation of internal common and shared components are facilitated.
Further, one end of the transverse tie bar 5, which is far away from the polygonal part 402, extends out of the middle cylinder 10 and forms an i-beam structure with the circular part 401 which leaks out (see the outer side of fig. 2). The connection strength can be further improved.
The vertical tie bars 6 are T-shaped tie bars, so that the welding is easy, and the supporting strength is good.
Further, a plurality of vertical tie bars 6 are also respectively arranged on the inner side wall of the outer cylinder 11; the upper portions of the outer cylinder 11 and the middle cylinder 10 are provided with four windows 15 at equal intervals, the windows 15 are provided with connecting flanges, the connecting flanges are in threaded connection with cover plates 16, and the cover plates 16 are provided with a plurality of handles 17. Two windows 15 are arranged on the middle cylinder 10, and one window 15 is respectively arranged on each of the two outer cylinders 11.
The arrangement of the window 15 and the cover plate 16 is convenient for opening the outer cylinder 11 and the middle cylinder 10, adding or taking out substances to the inside, or carrying out internal construction and maintenance; the cover plate 16 prevents external dust and rainwater from entering the interior of the weight body, and reduces internal corrosion and damage.
Example two:
the embodiment provides a structure of a horizontal cantilever assembly and a diagonal draw bar assembly.
Specifically, as shown in fig. 7, the horizontal cantilever assembly 2 includes a pair of main beams 201 arranged in parallel, a plurality of parallel cross beams 202 are arranged between the pair of main beams 201 at equal intervals, and two ends of the cross beams 202 are welded and fixed with the inner cross of the main beams 201 respectively; a middle connecting plate 203 horizontally penetrates through the middle of the cross beam 202, profile steels 204 are respectively screwed at four corners of the middle connecting plate 203, the other ends of the profile steels 204 are respectively screwed on the main beams 201 on the corresponding sides, and each four profile steels 204 and one middle connecting plate 203 form an X-shaped fixing structure; as shown in fig. 6, the end of the main beam 201 close to the weight body 1 is screwed to the main mounting plate 7, and the pair of section steels 204 close to the weight body 1 is screwed to the auxiliary mounting plate 8.
The two ends of the cross beam 202 are connected in a cross, cross and annular welding mode, so that the connection strength can be improved, and the stability is enhanced; the arrangement of the middle connecting plate 203 is convenient for connecting a plurality of section steels 204, so that the difficulty in directly connecting the section steels 204 to the beam body is reduced; the beam 202 is a hollow cylinder structure.
An X-shaped fixing structure is formed, the connection strength and stability can be enhanced, the stress is uniform, and the deformation is less.
Furthermore, the section steel 204 is made of n-shaped steel, and the opening of the section steel is arranged downwards; both ends of the section steel 204 are arranged below the middle connecting plate 203 and the auxiliary mounting plate 8. The connection from the lower part can provide an upward supporting force for the object above, and the effect is better than that of the connection from the upper part of the object.
Further, the diagonal draw bar assembly 3 comprises a plurality of connecting rods 301 which are hinged with each other, and the end parts of the connecting rods 301 are provided with U-shaped openings and hinge holes; the "U" -shaped opening of the end of the connecting rod 301 is inserted on the polygonal portion 402, and the hinge hole corresponds to the flange hole 9 and is fixedly connected by a hinge shaft.
Example three:
the embodiment provides a structure for mounting the heavy hammer assembly of the embodiment on a bucket-wheel stacker-reclaimer.
As shown in fig. 8, one ends of the horizontal cantilever assembly 2 and the diagonal member assembly 3 away from the weight body 1 are respectively fixed on a main tower 18 in a hinged manner, and the other side of the main tower 18 is respectively connected with a bucket wheel connecting cantilever 19 and a bucket wheel connecting cantilever diagonal member 20; the vertical height of the horizontal cantilever assembly 2 is higher than the height of the bucket wheel connecting cantilever 19, and the vertical height of the weight body 1 is higher than the height of the wheel bucket 21.
By adopting the arrangement of the structure, the pitching angle of the wheel bucket can be conveniently adjusted, and the weight body 1 can keep the stress balance of the main tower 18 under different angles and rotation ranges.
Example four:
the embodiment provides a welding assembly and installation mode of a heavy hammer body.
Firstly, manufacturing an integrally formed cantilever plate, wherein the cantilever plate comprises a circular part and a polygonal part, and the thickness of the polygonal part is greater than that of the circular part; casting flange holes, transverse lacing wires and main mounting plates (the transverse lacing wires and the main mounting plates can be welded after molding, and the flange holes can be machined after molding)
Secondly, welding a vertical lacing wire on the side edge of the cantilever plate;
thirdly, welding cylinders on two sides of the cantilever plate, and welding the contact parts of the vertical lacing wire and the transverse lacing wire with the cylinders to form a middle cylinder and an outer cylinder, wherein the outer circumference of the circular part of the cantilever plate slightly leaks out of the outer circumference of the cylinders;
fourthly, welding an auxiliary mounting plate on the outer sides of the middle cylinder and the polygonal part;
fifthly, lugs are welded on the circular part of the leakage, and two rows of a plurality of angle steels with holes are welded on the middle cylinder and the outer cylinder;
finally, hoisting the finished heavy hammer body, so that the main mounting plate and the auxiliary mounting plate are respectively in threaded connection with the horizontal cantilever assembly, and the flange hole is hinged with the diagonal draw bar assembly; and opening the window for balancing weight, and then covering and fixing the cover plate.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A heavy hammer component of a bucket-wheel stacker reclaimer is characterized by comprising a heavy hammer body, a horizontal cantilever component and a diagonal member component, wherein the horizontal cantilever component and the diagonal member component are connected with the heavy hammer body; the weight body comprises a pair of cantilever plates which are arranged in parallel, and each cantilever plate is provided with a circular part and a polygonal part; a plurality of transverse lacing wires are symmetrically arranged on two sides of each cantilever plate respectively, a plurality of vertical lacing wires are arranged on at least one side of the circular part, a main mounting plate perpendicular to the cantilever plates is arranged at the end part of the polygonal part, and a flange hole is arranged at the inclined upper angle of the polygonal part; a middle cylinder is welded and fixed between the pair of cantilever plates, outer cylinders are symmetrically arranged on the outer sides of the pair of cantilever plates respectively, and the middle cylinder and the outer cylinders have the same diameter and are smaller than the diameter of the circular part and are coaxial with the circular part; the opposite sides of the pair of cantilever plates are symmetrically provided with auxiliary mounting plates, and the auxiliary mounting plates are horizontally welded at the intersection of the middle cylinder and the polygonal part; the auxiliary mounting plate and the main mounting plate are respectively provided with a plurality of screw holes and are fixedly connected with the horizontal cantilever assembly in a threaded mode, and the flange holes are fixedly hinged with the diagonal draw bar assembly.
2. The weight assembly of claim 1, wherein the thickness of a sector of the circular portion adjacent to the polygonal portion is the same as the thickness of the polygonal portion and is greater than the thickness of the remaining portion of the circular portion.
3. The weight assembly of the bucket-wheel stacker reclaimer of claim 1, wherein the weight body is symmetrically provided with a plurality of pairs of lifting lugs, the lifting lugs are welded on the circular part in pairs, and the lifting lugs are arranged obliquely inwards; two rows of angle steels with holes are uniformly distributed on the heavy hammer body and are respectively welded on the outer circumferences of the middle cylinder and the outer cylinder.
4. The weight assembly of a bucket-wheel stacker reclaimer of claim 1, wherein each of said cantilevered plates has a through hole located in the upper half of said circular portion and offset from said vertical tie bar.
5. The weight assembly of a bucket-wheel stacker reclaimer of claim 1, wherein an end of said transverse tie bar remote from said polygonal portion extends out of said middle cylinder and forms an i-beam structure with said circular portion of the outer rim.
6. The weight assembly of the bucket-wheel stacker reclaimer of claim 1, wherein the inner side wall of the outer cylinder is also provided with a plurality of vertical tie bars; the upper portions of the outer cylinder and the middle cylinder are provided with a plurality of windows at equal intervals, the windows are provided with connecting flanges, the connecting flanges are connected with cover plates in a screwed mode, and the cover plates are provided with a plurality of handles.
7. The weight assembly of the bucket-wheel stacker reclaimer of claim 1, wherein the horizontal cantilever assembly comprises a pair of parallel main beams, a plurality of parallel cross beams are arranged between the pair of main beams at equal intervals, and both ends of the cross beams are respectively welded and fixed with the inner cross of the main beams; a middle connecting plate horizontally penetrates through the middle of the cross beam, profile steels are screwed or welded at four corners of the middle connecting plate respectively, the other ends of the profile steels are screwed or welded on the main beams at the corresponding sides respectively, and a plurality of profile steels form an X-shaped fixing structure; the end part of the main beam close to one side of the heavy hammer body is fixedly connected with the main mounting plate in a threaded manner, and the pair of section steels close to one side of the heavy hammer body is fixedly connected with the auxiliary mounting plate in a threaded manner.
8. The weight assembly of the bucket-wheel stacker reclaimer of claim 7, wherein each of the section steels is an "n" shaped steel with an opening facing downward; and the two ends of the section steel are arranged below the middle connecting plate and the auxiliary mounting plate.
9. The weight assembly of the bucket-wheel stacker reclaimer as claimed in claim 1, wherein said diagonal member comprises a plurality of links hinged to each other, said links having a "U" shaped opening at an end thereof and a hinge hole; the U-shaped opening of the end of the connecting rod is inserted in the polygonal part, and the hinge hole corresponds to the flange hole and is fixedly connected through a hinge shaft.
10. The weight assembly of the bucket-wheel stacker reclaimer of claim 1, wherein one end of the horizontal cantilever assembly and one end of the diagonal member assembly away from the weight body are respectively fixed on a main tower in a hinged manner, and the other side of the main tower is respectively connected with a bucket-wheel connecting cantilever and a bucket-wheel connecting cantilever diagonal member; the vertical height of the horizontal cantilever assembly is higher than the height of the bucket wheel connecting cantilever, and the vertical height of the heavy hammer body is higher than the height of the wheel bucket.
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| CN202010321999.5A CN111646232B (en) | 2020-04-22 | 2020-04-22 | Heavy hammer assembly of bucket-wheel stacker reclaimer |
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| CN202010321999.5A CN111646232B (en) | 2020-04-22 | 2020-04-22 | Heavy hammer assembly of bucket-wheel stacker reclaimer |
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| CN111646232A true CN111646232A (en) | 2020-09-11 |
| CN111646232B CN111646232B (en) | 2022-02-15 |
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| Publication number | Publication date |
|---|---|
| CN111646232B (en) | 2022-02-15 |
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