CN202451151U - Excavating impacting shovel - Google Patents
Excavating impacting shovel Download PDFInfo
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- CN202451151U CN202451151U CN2011203304320U CN201120330432U CN202451151U CN 202451151 U CN202451151 U CN 202451151U CN 2011203304320 U CN2011203304320 U CN 2011203304320U CN 201120330432 U CN201120330432 U CN 201120330432U CN 202451151 U CN202451151 U CN 202451151U
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Abstract
The utility model relates to the field of mine excavating, in particular to an excavating impacting shovel. The excavating impacting shovel comprises an impacting cutting dropping coal face clearance portion and a fixing portion. The impacting cutting dropping coal face clearance portion is shovel teeth. The shovel teeth are installed on fixing components and on the front portion of the coal mining impacting shovel. The height of the shovel teeth corresponds to the height of a coal mining seam to form shapes of |, a reversed L, and / or ], and coal dropping and face clearance are finished through once-impacting. Cutting edge distribution of the shovel teeth can clear an opposite plane corresponding to a plane where a coal cutting machine body moves forwards. Pressure at the top end of the excavating impacting shovel is intense, large impacting force can be exploded instantly, and the coal seam under the pressure stress is smashed. By means of the shape and the arrangement mode of the shovel teeth fixed on the fixing components, coal dropping and face clearance are finished simultaneously through one movement. The excavating impacting shovel improves coal cutting efficiency in the aspects of structure design, utilization of time, impacting force and the like, uses and saves energy and time and the like to the largest extent, and simplifies device structure.
Description
Technical field
The utility model relates to the mine excavation field, is specifically related to a kind of digging and dashes shovel.
Background technology
Current widely used mine excavation equipment is flitting.Its operating principle is a milling formula blanking; This has just determined that this kind digging mode ratio of reduction is bigger, particularly under compressive stress state, carries out fragmentation, has consumed mass energy; Productivity ratio and piece material rate have been reduced; Simultaneously, shattering process produces a large amount of dust, has caused problem and potential safety hazards such as the digging environment is abominable.In sum, in use mainly there is following defective in drum shearer commonly used at present: (1) piece material rate is low; (2) dust is many, has polluted environment; (3) material under the cutting units milling is more broken, and power consumption is bigger, exists the ample resources waste, and cost is high.
The patent No. is the coal excavation apparatus that 200910309903.7 utility model provides a kind of coal-mining method and implemented this method, and the coal mining head of this equipment comprises the plow-shape plate, and the blanking sawtooth of plow-shape front edge of board and the distance of sphenoid front end are 300-800mm; So its blanking is divided into two parts and step with clear face, can only sphenoid rise split the avalanche coal after, the sawtooth of plow-shape plate, base plate cleaning mechanism, top board cleaning mechanism just can be cleared up the face of producing coal; And the sawtooth of plow-shape plate has formed the line cutting; Resistance is big, power consumption is big, effect is poor, lose time, and separating before and after the blanking part of equipment and the clear face portion has increased complete machine length, and coal mining part-structure intensity is reduced; Shock-resistant and the anti-folding poor performance of breaking off with the fingers and thumb; Life-span is short, and device structure is huge, and going slick property is poor.
The patent No. is that impact head and the striking arm of 200620137402.7 utility model patent do not impact behind the coal breakage cleaning structure to coal face; Its a plurality of striking arms are that multiple spot is connected with the connected mode of headstock; The fixed form of a plurality of impact head and striking arm is complicated; Cause the loaded down with trivial details rapid wear of operating structure, a plurality of impact head and striking arm are not combined on the fixed part, utilize fixed part to abbreviate; Absorb impact head, striking arm reaction force simultaneously, make equipment be difficult to use fuselage and headstock.
The patent No. is that the 201020274464.9 utility model crushing heads and the patent No. are 201010238402.7 utility model patent crushing head; All do not impact behind the coal breakage cleaning structure to coal face; So can not clear up the coal face that the coal-winning machine of sening as an envoy to moves ahead smoothly behind its impact grinding rib; Coal-winning machine is advanced continuously, is that 200620137402.7 utility model patent shortcoming is identical with the patent No..
Therefore, be badly in need of the digging head that brief, scientific and reasonable, the compact practical action of a kind of structure is accomplished coal breakage and clear face simultaneously at present, raise the efficiency when taking lump coal with realization.
The utility model content
The purpose of the utility model is to provide a kind of digging to dash shovel.Be fixed in shape, structure and the arrangement mode of fixed part teeth; Realize that an action accomplishes coal breakage and clear face simultaneously; Making digging dash shovel utilizes from the structure setting and to time, impact force etc.; Improve coal mining efficient, realize farthest utilizing and energy conservation and time etc., and optimize and simplified device structure.
The utility model is that the technical scheme below adopting realizes: shovel is dashed in a kind of digging; Comprise dashing and cut clear face portion of coal breakage and standing part, be divided into teeth towards cutting the clear face of coal breakage, wherein; Described teeth is installed on the fixed part; Teeth is positioned at that mine to dash shovel anterior, teeth with need the mining coal seam corresponding one-tenth of height " | " font, " " " type and/or "] " type, one-shot is accomplished coal breakage and face clearly simultaneously.The type shape of teeth and structural configuration can go out the opposite planar that corresponding coal-winning machine fuselage is walked forward clearly.Digging is dashed shovel and is impacted in the impact of beater mechanism next time and realize coal breakage and cleaning work to materials such as side, end face and bottom surfaces simultaneously.
The sidepiece and/or the bottom of said teeth are provided with cutting edge.
Said teeth comprises long teeth and short teeth.
Said long teeth and short teeth separation.
The top shape of teeth can be pointed for cusp shape, knife-edge, sphere shape, awl, the combination in any of ailhead shape or above-mentioned shape.
Described standing part comprises fixed part, and fixed part comprises fixedly slot type fixed part, jack type fixed part, shoulder type fixed part, board-like fixed part, ramp type fixed part, sphere formula fixed part and/or buckle-groove type fixed part etc.
Said fixedly slot type fixed part is that fixed part comprises the formula fixed part and/or teeth comprises the formula fixed part; Fixed part comprises the formula fixed part and comprises holddown groove; The end face of holddown groove is provided with groove, and the size of groove inner chamber is greater than the size of its opening part, and teeth is provided with and the corresponding convexity of groove shapes; Teeth is through convexity and groove fit, and teeth is fixed by positioning device on holddown groove; Teeth comprises in the formula fixed part, and teeth is provided with groove, and the size of groove inner chamber is greater than the size of its opening part, and fixed part is provided with and the corresponding convexity of groove shapes, and fixed part is through groove fit protruding and teeth; Teeth is fixed by positioning device on fixed part.
Wherein, said groove can be for inverse-T-shaped groove etc., and corresponding convexity is " T " shape convexity etc.; Described groove also can be for wedge-shaped slot etc., and corresponding convexity is a wedge shape convexity etc.; Described groove also can be for deep-slotted chip breaker etc., and corresponding convexity is an arc convex etc.
Described positioner comprises bolts and nuts, alignment pin, bolt, plate and/or baffle plate etc.; Baffle plate generally is fixedly installed on the outside end face that dashes shovel etc.; Be that baffle plate is fixedly connected with the outside end face of fixed part and/or the outside end face of teeth etc., positioner mainly is that teeth is carried out suitable groove direction location etc.
Described jack type fixed part is hole fixed part formula fixed part and/or axle fixed part formula fixed part; In the fixed part formula fixed part of hole; Teeth is fixed with at least one locating shaft, and the fixed part correspondence is provided with locating hole, and locating shaft is arranged in the locating hole; Teeth cooperates with fixed part through locating shaft, and the positive side and/or the dorsal surface of fixed part are provided with the teeth hold down gag; In the axle fixed part formula fixed part; Its fixed part is fixed with at least one locating shaft, and the teeth correspondence is provided with locating hole, and locating shaft is arranged in the locating hole; Fixed part cooperates with teeth through locating shaft, and the positive side and/or the dorsal surface of teeth are provided with the teeth hold down gag.
The cutting edge of said teeth is by carbide alloy, diamond, non-ferrous alloy, high-speed steel, spring steel, stainless steel, mould steel, silver-colored tungsten and/or add duralumin etc. and process.
Said dash cut the clear face portion of coal breakage and grades with fixed part and be integral structure, and promptly whole digging is dashed to shovel and is integral structure.
Described shoulder type fixed part comprises single shoulder type fixed part, many shoulder types fixed part and/or stepped land formula fixed part, and shoulder is vertical with the teeth traffic direction, and shoulder is fixedly connected with teeth.
Described sphere formula fixed part comprises protruding sphere fixed part and concave spherical surface fixed part, and the two ends of spherical cambered surface can have additional shoulder, and sphere formula fixed part is provided with linkage.
Said digging is dashed on the shovel can be provided with a teeth, also can comprise at least two teeth.Dash when on the shovel a plurality of teeth being set when digging, being positioned at digging, to dash the teeth at shovel middle part longer than the teeth that is positioned at both sides.
The front end of said teeth can be provided with impact head, and impact head is processed by the alloy material of wear and shock-resistant.Impact head and teeth perhaps are split-type structural for can be integral structure.
When being used to mine, should dashing shovel and impact the coal seam in effects such as hydraulic pressure, pneumatic, electronic or machine powers next time and accomplish work such as coal breakage and clear face simultaneously.
The beneficial effect of the utility model be digging dash the shovel have the following advantages:
(1) shape of teeth and arrangement have made full use of the mechanics hard fragility of the compressive strength of ore much larger than tensile strength; Under the bump of actuating unit, ore bed is carried out the impact of explosion property; But one-shot is accomplished coal breakage and clear face simultaneously, has realized that reciprocal impact coal mining one-shot accomplishes functions such as coal breakage and clear face simultaneously;
(2) fixed form of fixed part helps teeth according to ature of coal and mine and highly to carry out different permutations and combinations; Help absorbing the reaction force of teeth to fuselage and power section; Help fixing, change, keeping in repair of teeth; Make fixedly rigidity foot of teeth, the active force of transmission is big, long service life;
The cleaning mechanism of the coal mining head that (3) will in advance mine and postorder cleaning coal face unites two into one, and shorten the length of coal breakage mechanism and clear face mechanism and simplified its structure,
(4) strengthened the rigidity of impact head, making the coal mining part, anti-to break the folding shock resistance life-span off with the fingers and thumb long;
(5) make coal-winning machine structure simple and compact, dwindled the volume of coal-winning machine, coal-winning machine is worked in the narrow space under mine flexibly;
(6) digging dash shovel simple and compact for structure firm, advanced in performance, the life-span is long, each component interchanging assembling is simple and direct, after the teeth wearing and tearing, can directly quick at the scene maintain and replace;
(7) impact force of uniform impingement stroke is increased, improved the efficient of taking lump coal greatly;
(8) mine to dash shovel mining stone is not carried out abundant fragmentation, so piece material rate is high, power consumption is little, dust is few, good work environment has improved the use value and the economic worth of institute's mining coal seam.
Description of drawings
Fig. 1 is the front view that shovel is dashed in digging among the embodiment 1;
Fig. 2 is an A-A sectional view among Fig. 1;
Fig. 3 is the left view that shovel is dashed in digging among the embodiment 1;
Fig. 4 is the front view of teeth among the embodiment 1;
Fig. 5 is the left view of teeth among the embodiment 1;
Fig. 6 is a B-B sectional view among Fig. 4;
Fig. 7 is the front view of fixed part among the embodiment 1;
Fig. 8 is the left view of fixed part among the embodiment 1;
Fig. 9 is the left view of baffle plate among the embodiment 1;
Figure 10 is the half sectional view of fixed part among the embodiment 1;
Figure 11 is the vertical view of fixed part among the embodiment 1;
Figure 12 is the teeth structural representation that teeth comprises formula among the embodiment 1;
Figure 13 is the fixed part structural representation that teeth comprises formula among the embodiment 1;
Figure 14 is to be the structural representation of the digging of a teeth towards shovel among the embodiment 4;
Figure 15 is a teeth bottom partial schematic diagram among the embodiment 5;
Figure 16 is a holddown groove top partial schematic diagram among the embodiment 6;
Figure 17 is an A-A sectional view among the embodiment 6;
Figure 18 is an A-A sectional view among the embodiment 7;
Figure 19 is a teeth bottom partial schematic diagram among the embodiment 8;
Figure 20 is that shovel coupling part structural representation is dashed in digging among the embodiment 8;
Figure 21 is a teeth bottom partial schematic diagram among the embodiment 8;
Figure 22 is that shovel coupling part structural representation is dashed in digging among the embodiment 8;
Figure 23 is an A-A sectional view among the embodiment 9;
Figure 24 is the front view that shovel is dashed in the integral type digging among the embodiment 10;
Figure 25 is that the shovel front view is dashed in digging among the embodiment 11;
Figure 26 is that the shovel front view is dashed in digging among the embodiment 12;
Figure 27 is the front view of teeth among the embodiment 14;
Figure 28 is the left view of teeth among the embodiment 14;
Figure 29 is the front view of teeth among the embodiment 15;
Figure 30 is the left view of teeth among the embodiment 15;
Figure 31 is the front view of teeth among the embodiment 16;
Figure 32 is the left view of teeth among the embodiment 16;
Figure 33 is the front view that shovel is dashed in digging among the embodiment 17;
Figure 34 is the structural representation that shovel is dashed in digging among the embodiment 18;
Figure 35 is the structural representation that shovel is dashed in digging among the embodiment 19.
Among the figure: 1 teeth; 1.1 long teeth; 1.2 short teeth; 2 holddown grooves; 3 baffle plates; 4 baffle plate housing screws; Shovel is dashed in 5 integral structure diggings; Shovel is dashed in the digging of 8 one teeth structures; Shovel is dashed in the digging of 9 band housing screws; 10 teeth housing screws; 11 sides have the teeth of cutting edge; 12 heads have the teeth of cutting edge; 21 side teeth; 22 side teeth grooves; 23 trip bolts; 24 step I; 25 inclined-planes; 26 horizontal T-shapes are protruding; 27 step II; 28 step III; 29 locating shafts; 30 locating holes.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further specified.
Fig. 1 to Figure 13 is that shovel is dashed in the described digging of present embodiment.Described digging is dashed shovel and is comprised towards cutting clear face component of coal breakage and fixed part.Said is teeth 1 towards cutting the clear face component of coal breakage, and this digging is dashed in the shovel and is provided with a plurality of teeth 1, and teeth 1 is positioned at the front portion that shovel is dashed in digging, and is fixedly connected with the top end of fixed part.Said teeth 1 comprises the long teeth and short teeth that is arranged on a plurality of alternate intervals settings on the fixed part, and each teeth is positioned at same plane.The left and right sides that dashes shovel simultaneously also is fixed with teeth 21 respectively, and this teeth has played the cleaning effect of coal face up and down.Side teeth 21 perpendicular to dash shovel or with dash shovel at an angle, this moment, all teeth separation were " | " font, " " " type, "] " combination of type or above-mentioned several kinds of shapes.Extremely shown in Figure 6 like Fig. 4; Long teeth and short teeth top and/or sidepiece be equipped with cutting edge, the cutting edge at its top has mainly played the effect of impacting coal breakage, the cutting edge of sidepiece has mainly played the effect of clear face; Digging is dashed shovel top pressure and is concentrated; But the impact force that instantaneous burst is big, the coal seam under the broken compressive stress, and utilize simultaneously digging dash the shovel impact force cutting edge of teeth sidepiece and/or bottom is cut clearly rib.Therefore digging is dashed shovel and has been realized that coal breakage reaches the disposable completion of cleaning work to side, end face and bottom surface coal, thereby makes the fuselage of coal-winning machine pass through the bank smoothly.Dash the application life of shovel in order to improve digging, long teeth can be processed by carbide alloy, diamond, non-ferrous alloy, high-speed steel, spring steel, stainless steel, mould steel, silver-colored tungsten and/or stiffened aluminium with the cutting edge of short teeth.
Extremely shown in Figure 8 like Fig. 7; Said fixed part is fixing slot type fixed part, and the top end of holddown groove 2 is provided with deep-slotted chip breaker, and the size of holddown groove 2 inner chamber bottoms is greater than the size of holddown groove opening part; The bottom end face of teeth 1 is corresponding is provided with arc convex; Teeth 1 cooperates with holddown groove 2 through this convexity, and teeth 1 is through positioner and holddown groove 2 secure fit simultaneously, and positioner is to be arranged on the baffle plate that dashes the shovel lateral surface.Like Fig. 1 and shown in Figure 9, the grooves in the holddown groove 2 run through two outside end faces, so two outside end faces of holddown groove 2 are equipped with baffle plate 3, and baffle plate 3 is fixedly connected with holddown groove 2 through baffle plate housing screw 4.Teeth 1 is packed into from the side of groove, the jam-packed location, side of teeth 1, and the two ends of teeth 1 are located by baffle plate 3, thereby teeth 1 is fixedly connected with holddown groove 2.The fixedly slot type fixed part of this moment is that fixed part comprises the formula fixed part.
Shown in Figure 10 and 11; Holddown groove 2 dual-sides are respectively equipped with side teeth groove 22, and corresponding side teeth 21 bottoms are provided with convexity, and convexity is arranged in the groove; Side teeth 21 cooperates with holddown groove 2 through the convexity of its bottom; Two outside end faces of groove are respectively equipped with the teeth positioner, and the teeth positioner can adopt baffle plate, and promptly the two ends of side teeth 21 are located by baffle plate.Convexity matches corresponding with the shape of groove.
In the utility model, when only a reeded wherein end is communicated with holddown groove outside end face, can only fixedly install baffle plate at this outside end face.The groove of described holddown groove 2 top end also can be inverse-T-shaped groove or wedge-shaped slot, and the bottom of corresponding teeth 1 is provided with inverse-T-shaped convexity or wedge shape is protruding; The groove of holddown groove 2 top end is not limited to above-mentioned shape, as long as make the size of the size of holddown groove 2 inner chamber bottoms greater than its opening part, the shape of teeth 1 bottom protrusion is corresponding with the shape of groove.
In the present embodiment, described teeth also can be the identical teeth of length.
Said baffle plate 3 also can pass through miscellaneous parts such as bearing pin, draw-in groove and be fixedly connected with the outside end face of holddown groove 2.Perhaps adopt welding to wait other modes to realize being fixedly connected of baffle plate 3 and holddown groove 2.
In order to realize that holddown groove cuts being fixedly connected of the clear face component of coal breakage with dashing, positioner is except can adopting the baffle plate in the present embodiment, and described positioner also can adopt form of structure such as bolts and nuts, alignment pin, bolt, plate.Except above-mentioned positioner, positive side that teeth also can be through holddown groove and/or dorsal surface are provided with the lateral surface compressing screw at interval and with upper surface at holddown groove housing screw are set at interval and are fixedly connected with holddown groove; Also can adopt in addition welding wait other modes realize holddown groove with towards cutting being fixedly connected of the clear face component of coal breakage.
Like Figure 12 and shown in Figure 13, also can groove etc. be set at the bottom end face of teeth 1, the fixedly slot type fixed part of this moment is that teeth comprises the formula fixed part.The top end of holddown groove 2 is corresponding is provided with convexity, and teeth 1 is fixedly connected with positioner through convexity with holddown groove 2.When the top end of holddown groove only was provided with a teeth, said positioner can be the fixing baffle plate of end face in the outside of teeth.When the top end of holddown groove was provided with a plurality of teeth, said teeth groove can be the fixing baffle plate of end face in the outside of holddown groove and teeth to positioner.According to the setting of groove, at two outside end faces of teeth and/or holddown groove or the baffle plate that fixedly installs of an outside end face wherein; Positioner also can adopt other form of structure.Except above-mentioned positioner, the lateral surface compressing screw that teeth 1 also can be provided with through the positive side and/or the dorsal surface of teeth at interval is fixedly connected with holddown groove with the bottom surface housing screw that the soffit at teeth is provided with at interval; Also can adopt in addition welding wait other modes realize holddown groove with towards cutting being fixedly connected of the clear face component of coal breakage.
Can adopt above-mentioned any one mode between holddown groove and the teeth between holddown groove and the side cutting edge.
Both sides and two side lower parts at teeth are provided with cutting edge, and wherein, in the time of teeth head impact coal breakage, side cutting edges and side lower part cutting edge one-shot are accomplished clear face work simultaneously.
Other is with embodiment 1.
Both sides and bottom at teeth are provided with cutting edge, and wherein, in the time of teeth head impact coal breakage, side cutting edges and bottom cutting edge one-shot are accomplished clear face work simultaneously.
Other is with embodiment 1.
Embodiment 4
Shown in figure 14; For shovel is dashed in the digging of having only a teeth, teeth, both sides, two side lower parts and bottom be provided with cutting edge, wherein; In the time of teeth head impact coal breakage, side cutting edges, side lower part cutting edge and bottom cutting edge one-shot are accomplished clear face work simultaneously.
Other is with embodiment 1.
Embodiment 5
Figure 15 and Figure 16 are that shovel is dashed in embodiment 5 described diggings.Different with embodiment 1 is: it is protruding that the bottom of said teeth 1 is provided with many rows, and the top of corresponding holddown groove 2 is provided with a plurality of grooves.Convexity is arranged in the groove, and teeth 1 is fixedly connected with holddown groove 2 through the convexity of its bottom.Protruding shape can be arc, inverted T-shaped, wedge shape or similar up big and down small shape, and groove is corresponding with protruding shape.In addition, it is protruding that the top of holddown groove 2 can be provided with many rows, and corresponding teeth 1 bottom is provided with many row's grooves.
This frame mode also can be fixed for the single convexity in teeth bottom and the single groove in holddown groove top or a plurality of groove combination.
Other is with embodiment 1.
Embodiment 6
Figure 17 is that shovel is dashed in embodiment 6 described diggings.Different with embodiment 1 is: the trip bolt 23 through the side between teeth 1 and the fixed part is fixedly connected.Teeth 1 is provided with a plurality of step I 24 with the contact position of fixed part, can bear reaction force through step I24 is set.Teeth 1 also can be ramp type or shoulder type with the contact position of fixed part.Also can be connected between teeth 1 and the fixed part through bearing pin, draw-in groove or other parts.
Other is with embodiment 1.
Embodiment 7
Figure 18 is that shovel is dashed in embodiment 7 described diggings.Different with embodiment 6 is: teeth 1 is provided with a step I 24 with the contact position of fixed part.
Other is with embodiment 6.
Figure 19 to Figure 22 is that shovel is dashed in embodiment 8 described diggings.Different with embodiment 6 is: the bottom transverse of teeth 1 is provided with T-shape protruding 26; Corresponding fixed part such as holddown groove are provided with groove; Teeth 1 is provided with step II 27 with the contact position of fixed part, can bear reaction force through step II 27 is set.
Other is with embodiment 6.
Figure 23 is that shovel is dashed in embodiment 9 described diggings.Different with embodiment 7 is: teeth 1 is provided with step III28 with the contact position of fixed part, and being shaped as of step III28 is circular-arc, can bear reaction force through step III28 is set, and reduces the damaged condition of step.
Other is with embodiment 7.
Like Figure 24 is that shovel is dashed in embodiment 10 described diggings.Different with embodiment 1 is: the digging in the present embodiment is dashed shovel and is dashed for the integral type digging and shovel 5; Be that digging is dashed dashing in the shovel to cut the clear face component of coal breakage be that teeth, fixed part and baffle plate are integral structure, digging this moment is dashed shovel 5 through method global formations such as casting or forgings.
Other is with embodiment 1.
Embodiment 11
Like Figure 25 is that shovel is dashed in embodiment 11 described diggings.Different with embodiment 1 is: it is that shovel 8 is dashed in the digging of a main teeth structure that shovel is dashed in the digging in the present embodiment; It is a main teeth that i.e. this digging is cut the clear face component of coal breakage towards dashing of shovel; The sidepiece of main teeth, side lower part and/or bottom are provided with cutting edge, and cutting edge is parallel to mining face and towards mining layer.The bottom of this main teeth is fixedly connected with the top end of holddown groove 2.The teeth both sides are provided with side teeth 21, and the direction of side teeth 21 is perpendicular to mining face.
Other is with embodiment 1.
Embodiment 12
Like Figure 26 is that shovel is dashed in embodiment 12 described diggings.Different with embodiment 1 is: the digging in the present embodiment is dashed shovel and is dashed shovel 9 for the digging of band housing screw.The bottom end face of said teeth is fixed with at least one locating shaft, and the bottom end face junction of locating shaft and teeth is provided with the shaft shoulder, and the shaft shoulder has played the effect that absorbs reaction force.Corresponding holddown groove top end is provided with locating hole, and locating shaft is arranged in the locating hole, and the positive side of holddown groove and/or dorsal surface are provided with a plurality of teeth housing screws 10 at interval, thereby realizes being fixedly connected of teeth and holddown groove.
Above-mentioned teeth housing screw can be replaced by other hold down gags such as bearing pin, draw-in grooves.Holddown groove and teeth also can achieve a fixed connection like forms such as welding through other modes.
Other is with embodiment 1.
Embodiment 13
Different with embodiment 12 is: the top end of holddown groove is fixed with at least one locating shaft; The top end junction of locating shaft and holddown groove is provided with the shaft shoulder; Corresponding teeth bottom end face is provided with locating hole; Simultaneously positive side or the dorsal surface at teeth is provided with a plurality of teeth housing screws at interval, also can realize being fixedly connected of teeth and holddown groove through alternate manner.
Other is with embodiment 12.
Embodiment 14
Figure 27 to Figure 28 is that shovel is dashed in embodiment 14 described diggings.Different with embodiment 1 is: the head of the teeth in the present embodiment is not provided with cutting edge, the teeth head be shaped as taper shape.
Other is with embodiment 1.
Embodiment 15
Figure 29 to Figure 30 is that shovel is dashed in embodiment 15 described diggings.Different with embodiment 1 is: the head of the teeth in the present embodiment is not provided with cutting edge, the teeth head be shaped as sphere shape.
Other is with embodiment 1.
Embodiment 16
Figure 31 to Figure 32 is that shovel is dashed in embodiment 16 described diggings.Different with embodiment 1 is: the head of the teeth in the present embodiment is not provided with cutting edge, the teeth head be shaped as cuspated.
Other is with embodiment 1.
Embodiment 17
Figure 33 is that shovel is dashed in embodiment 17 described diggings.Different with embodiment 1 is: the sidepiece of the teeth in the present embodiment and/or bottom can not be provided with cutting edge; Comprise long teeth 1.1 and short teeth 1.2 towards cutting the clear face portion of coal breakage; Long teeth 1.1 and short teeth 1.2 interlaced arrangement are on holddown groove 2; Long teeth 1.1 main completion coal breakage work, the clear face work of short teeth 1.2 main completion.Long teeth 1.1 greatly reduces digging with short teeth 1.2 interlaced arrangement and dashes the resistance that the shovel impact is advanced.At this moment, long teeth 1.1 also can not be provided with cutting edge with the head of short teeth 1.2, and the top shape of teeth is that cusp shape, knife-edge, sphere shape, awl are pointed, the combination in any of ailhead shape or above-mentioned several kinds of shapes.
Other is with embodiment 1.
Embodiment 18
Figure 34 is that shovel is dashed in embodiment 18 described diggings.With implement 1 and different be: the fixed part in the present embodiment is the jack type fixed part, and this jack type fixed part is a fixed part formula fixed part.In the axle teeth formula fixed part; Teeth 1 is fixed with many locating shafts 29, and fixed part is that correspondence is provided with locating hole 30 on the holddown groove 2, and locating shaft 29 is arranged in the locating hole 30; Teeth 1 is connected with holddown groove 2 through locating shaft 29, and the positive side or the dorsal surface of holddown groove 2 are provided with the teeth hold down gag.
Other is with embodiment 1.
Embodiment 19
Figure 35 is that shovel is dashed in embodiment 19 described diggings.With implement 1 and different be: the fixed part in the present embodiment is the jack type fixed part, and this jack type fixed part be a fixed part formula fixed part.In the axle fixed part formula fixed part; Its fixed part is to be fixed with many locating shafts 29 on the holddown groove 2; Teeth 1 correspondence is provided with locating hole 30; Locating shaft 29 is arranged in the locating hole 30, and holddown groove 2 is connected with teeth 1 through locating shaft 29, and the positive side or the dorsal surface of teeth 1 are provided with the teeth hold down gag.
Other is with embodiment 1.
Embodiment 20
Said digging is dashed on the shovel a plurality of teeth is set, and it is longer than the teeth that is positioned at both sides towards the teeth at shovel middle part to be positioned at digging this moment.When shovel moment contact coal body was dashed in digging, impact force concentrated on the long teeth, impacts the coal seam with big compressive stress, reduces the resistance of compressive stress to other teeth, plays the best effect of using compressive stress.
Other is with embodiment 1.
Front end at teeth is provided with dismountable impact head, and impact head is the front end that a kind of boots head is embedded in teeth.Impact head is processed by carbide alloy, and carbide alloy hardness is high, and is wear-resisting, long service life, and the shovel body that liquidates has played effective protection, has improved the life-span that shovel is dashed in digging greatly.
Described impact head can also be processed by hard materials such as tool steel, alloy steels.
Described impact head also can be integral structure with teeth itself.
Other is with embodiment 1.
Claims (14)
1. shovel is dashed in a digging; Comprise dashing and cut clear face portion of coal breakage and standing part; Be divided into teeth (1) towards cutting the clear face of coal breakage, it is characterized in that: described teeth is installed on the fixed part, and teeth (1) is positioned to mine and dashes the shovel front portion; Teeth (1) and the need mining coal seam corresponding one-tenth of height " | " font, " " " type and/or "] " type, one-shot is accomplished coal breakage and clear face simultaneously.
2. shovel is dashed in digging according to claim 1, and it is characterized in that: the sidepiece and/or the bottom of said teeth are provided with cutting edge.
3. shovel is dashed in digging according to claim 2, it is characterized in that: said teeth comprises long teeth and short teeth.
4. shovel is dashed in digging according to claim 1; It is characterized in that: described standing part comprises fixed part, and fixed part comprises fixedly slot type fixed part, jack type fixed part, shoulder type fixed part, board-like fixed part, ramp type fixed part, sphere formula fixed part and/or buckle-groove type fixed part.
5. shovel is dashed in digging according to claim 4; It is characterized in that: said fixedly slot type fixed part is that fixed part comprises the formula fixed part and/or teeth comprises the formula fixed part; Fixed part comprises the formula fixed part and comprises holddown groove (2); The end face of holddown groove (2) is provided with groove, and the size of groove inner chamber is greater than the size of its opening part, and teeth (1) is provided with and the corresponding convexity of groove shapes; Teeth (1) is through convexity and groove fit, and teeth (1) is fixed by positioning device on holddown groove (2); Teeth comprises in the formula fixed part, and teeth (1) is provided with groove, and the size of groove inner chamber is greater than the size of its opening part, and fixed part is provided with and the corresponding convexity of groove shapes, and fixed part cooperates with teeth (1) through protruding; Teeth (1) is fixed by positioning device on fixed part.
6. shovel is dashed in digging according to claim 5, and it is characterized in that: described positioner comprises bolts and nuts, alignment pin, bolt, plate and/or baffle plate (3).
7. shovel is dashed in digging according to claim 4; It is characterized in that: described jack type fixed part is hole fixed part formula fixed part and/or axle fixed part formula fixed part, and in the fixed part formula fixed part of hole, teeth (1) is fixed with at least one locating shaft; The fixed part correspondence is provided with locating hole; Locating shaft is arranged in the locating hole, and teeth (1) cooperates with fixed part through locating shaft, and the positive side and/or the dorsal surface of fixed part are provided with the teeth hold down gag; In the axle fixed part formula fixed part; Its fixed part is fixed with at least one locating shaft, and teeth (1) correspondence is provided with locating hole, and locating shaft is arranged in the locating hole; Fixed part cooperates with teeth (1) through locating shaft, and the positive side and/or the dorsal surface of teeth (1) are provided with the teeth hold down gag.
8. shovel is dashed in digging according to claim 1, it is characterized in that: said dashing cut the clear face portion of coal breakage and standing part is integral structure.
9. shovel is dashed in digging according to claim 4; It is characterized in that: described shoulder type fixed part comprises single shoulder type fixed part, many shoulder types fixed part and/or stepped land formula fixed part; Shoulder is vertical with the teeth traffic direction, and shoulder is fixedly connected with teeth.
10. shovel is dashed in digging according to claim 4, and it is characterized in that: described sphere formula fixed part comprises protruding sphere fixed part and/or concave spherical surface fixed part, and the two ends of spherical cambered surface have additional shoulder.
11. shovel is dashed in digging according to claim 3, it is characterized in that: said long teeth is cusp shape, knife-edge, sphere shape, the pointed and/or ailhead shape of awl with the top shape of short teeth.
12. shovel is dashed in digging according to claim 3, it is characterized in that: said long teeth and short teeth separation.
13. shovel is dashed in digging according to claim 1, it is characterized in that: said digging is dashed shovel and is comprised at least two teeth, and it is longer than the teeth of both sides towards the teeth at shovel middle part to be positioned at digging.
14. shovel is dashed in digging according to claim 1, it is characterized in that: the front end of described teeth is provided with impact head, and impact head is processed by the wear and shock-resistant alloy material, and impact head and teeth are split type or integral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203304320U CN202451151U (en) | 2010-09-07 | 2011-09-05 | Excavating impacting shovel |
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010274661.5 | 2010-09-07 | ||
| CN201010274661 | 2010-09-07 | ||
| CN201010522280 | 2010-10-27 | ||
| CN201010522280.4 | 2010-10-27 | ||
| CN2011203304320U CN202451151U (en) | 2010-09-07 | 2011-09-05 | Excavating impacting shovel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202451151U true CN202451151U (en) | 2012-09-26 |
Family
ID=45883287
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101575981A Pending CN102400684A (en) | 2010-09-07 | 2011-06-13 | Method and excavating impulsion shovel used for simultaneously achieving coal breaking and surface cleaning with one time of impulsion |
| CN2011203304320U Expired - Fee Related CN202451151U (en) | 2010-09-07 | 2011-09-05 | Excavating impacting shovel |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101575981A Pending CN102400684A (en) | 2010-09-07 | 2011-06-13 | Method and excavating impulsion shovel used for simultaneously achieving coal breaking and surface cleaning with one time of impulsion |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN102400684A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953338A (en) * | 2012-11-07 | 2014-07-30 | 刘素华 | Impact head strengthening and centralizing method by using dual back recesses and impact head strengthening and centralizing device by using dual back recesses for applying the method |
| CN104213915A (en) * | 2013-05-10 | 2014-12-17 | 刘素华 | Impact device with protection plates |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013104268A2 (en) * | 2012-01-13 | 2013-07-18 | Liu Suhua | Separable rake teeth |
| CN106216023A (en) * | 2016-08-30 | 2016-12-14 | 浙江华莎驰机械有限公司 | A kind of tooth header structure of lithotrite |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3812608A (en) * | 1971-12-06 | 1974-05-28 | Abex Corp | Dipper bucket corner member with integral shroud |
| DE3528117C1 (en) * | 1985-08-06 | 1987-03-26 | Bochumer Eisen Heintzmann | Apparatus for parting and loading seam-like outcrops of mineral raw materials |
| CN200955391Y (en) * | 2006-09-30 | 2007-10-03 | 宋昊 | Small energy-saving impaction type coal-production machine |
| CN101016840B (en) * | 2007-02-15 | 2010-06-09 | 孟凡英 | Method and device for mining lump coal |
| CN101725347A (en) * | 2009-11-18 | 2010-06-09 | 山东华智科技有限公司 | Coal mining method and coal mining apparatus implementing same |
-
2011
- 2011-06-13 CN CN2011101575981A patent/CN102400684A/en active Pending
- 2011-09-05 CN CN2011203304320U patent/CN202451151U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953338A (en) * | 2012-11-07 | 2014-07-30 | 刘素华 | Impact head strengthening and centralizing method by using dual back recesses and impact head strengthening and centralizing device by using dual back recesses for applying the method |
| CN103953338B (en) * | 2012-11-07 | 2020-07-10 | 刘素华 | Method for strengthening impact head by using opposite-back groove and device for implementing method |
| CN104213915A (en) * | 2013-05-10 | 2014-12-17 | 刘素华 | Impact device with protection plates |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102400684A (en) | 2012-04-04 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120926 Termination date: 20160905 |