CN107882558A - A kind of reinforced coal-winning machine efficiently braked - Google Patents

A kind of reinforced coal-winning machine efficiently braked Download PDF

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Publication number
CN107882558A
CN107882558A CN201711377466.3A CN201711377466A CN107882558A CN 107882558 A CN107882558 A CN 107882558A CN 201711377466 A CN201711377466 A CN 201711377466A CN 107882558 A CN107882558 A CN 107882558A
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CN
China
Prior art keywords
traction
unit
winning machine
rocking arm
coal
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201711377466.3A
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Chinese (zh)
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CN107882558B (en
Inventor
姜斌
牟洪海
孙福来
潘炳富
韩军
房博宇
陈玉环
侯贵东
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Jiangsu Chicken Coal Machinery Manufacturing Co Ltd
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Jiangsu Chicken Coal Machinery Manufacturing Co Ltd
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Priority to CN201711377466.3A priority Critical patent/CN107882558B/en
Publication of CN107882558A publication Critical patent/CN107882558A/en
Application granted granted Critical
Publication of CN107882558B publication Critical patent/CN107882558B/en
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Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C31/00—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam
    • E21C31/02—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam for cutting or breaking-down devices
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/22—Equipment for preventing the formation of, or for removal of, dust
    • E21C35/223—Equipment associated with mining machines for sucking dust-laden air from the cutting area, with or without cleaning of the air
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/24—Remote control specially adapted for machines for slitting or completely freeing the mineral

Abstract

The invention discloses a kind of reinforced coal-winning machine efficiently braked, including cut unit, the both sides of the reinforced coal-winning machine efficiently braked are arranged at；Traction unit, it is connected with the cut unit；Control unit, it is attached with the traction unit by connector；And hydraulic brake system, it is arranged inside the traction unit, and the hydraulic brake system includes traction power component, traction braking component and traction regulatory component.The present invention draws regulating part by the first traction regulating part set on hydraulic brake system and second, can be to regulation traction rolled-up stock and rotating shaft, under interaction force, effectively increasing the effect of braking, so as to save time and labour, the efficiency of coal mining is improved.Simultaneously as setting multiple different connection and reinforcing mode between traction unit and control unit, and intert coordinate each other, enhance the density of contact surface so that main machine body has high safety and stability.

Description

A kind of reinforced coal-winning machine efficiently braked
Technical field
The present invention relates to coal mining mechanical field, particularly a kind of reinforced coal-winning machine efficiently braked.
Background technology
In recent years, coal-cutting machinery industry development in China's is swift and violent, has ended national coal-cutting machinery manufacturing enterprise in 2010 up to 24, for volume of production and marketing about more than 800, production capacity reaches 1500 or so.From the point of view of domestic coal machine competition situation, China's coal machine and manufactures enterprise Industry is interfereed with the development slowly by the planned economy era, and not only technical merit is relatively low, and product is single.Although skill upgrading is very in recent years It hurry up, but compared with external coal machine giant, the reliability and stability of China's coal mining machinery equipment complete machine are not still strong, lack industry Top brand, there is a segment difference away from open coal mine digging with international most advanced level in financial strength and R＆D capability It is larger with external gap in terms of the production of equipment, greatly without being the current real picture of China's coal machine profession by force.
Coal-winning machine is one of visual plant for realizing coal production mechanization and modernization, and mechanical coal mining can mitigate body Power work, security is improved, reach high yield, high efficiency, low consumed purpose.
The coal-winning machine hydraulic brake system used at present can not meet use demand, when coal-winning machine is frequently braked, in phase Under interreaction force, rolled-up stock and rotating shaft in hydraulic brake system are easily worn, so as to influence coal-winning machine braking effect Fruit, and then need staff to regularly replace, lose time and labour, use are unreliable.Meanwhile existing coal-winning machine is mostly Building block system combining structure, whole fuselages are assembled by multiple ergasias.Because coal-winning machine belongs to heavy-duty machinery in itself, deadweight Greatly, tonnage weight.And the assembling of coal-winning machine main machine body only relies on leading screw at present and bolt is attached, it is inadequate security to be present, surely The problem of qualitative insufficient.
The content of the invention
The purpose of this part is to summarize some aspects of embodiments of the invention and briefly introduce some preferably to implement Example.It may do a little simplified or be omitted to avoid making our department in this part and the description of the present application summary and denomination of invention Point, the purpose of specification digest and denomination of invention obscure, and this simplification or omit and cannot be used for limiting the scope of the present invention.
In view of problem present in above-mentioned and/or existing coal-winning machine, it is proposed that the present invention.
Therefore, the one of purpose of the present invention is to provide a kind of reinforced coal-winning machine efficiently braked, and which increases system The dynamic integrally-built safety and stability of effect and coal-winning machine.
In order to solve the above technical problems, the present invention provides following technical scheme：A kind of reinforced coal-winning machine efficiently braked, It includes cut unit, including the first cutting units and the second cutting units, and both are symmetrical structure, and are respectively arranged at the exchange Two side positions of electrical haulage shearer；Traction unit, it is connected with the cut unit, corresponding to first cutting units and second Cutting units has the first tractive unit and the second tractive unit respectively；Control unit, connected with the traction unit by connector Connect, the connector includes the first counterpart and the second counterpart, and both are engaged；And hydraulic brake system, it sets It is placed in inside the traction unit, the hydraulic brake system includes traction power component, traction braking component and traction and adjusted Component is controlled, and three cooperates and connected.
Beneficial effects of the present invention：The present invention draws regulating part and second by set on hydraulic brake system first Draw regulating part, can to regulation traction rolled-up stock and rotating shaft, under interaction force, effectively increasing the effect of braking, So as to meet that coal-winning machine frequently brakes use demand, and time and labour are saved, using reliable, and then effectively improve coal mining Efficiency.Simultaneously as setting multiple different connection and reinforcing mode between traction unit and control unit, and intert each other Coordinate, enhance the density of contact surface so that the main machine body being made up of traction unit and control unit has high peace Full property and stability.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment Accompanying drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for this For the those of ordinary skill of field, without having to pay creative labor, it can also be obtained according to these accompanying drawings other Accompanying drawing.Wherein：
Fig. 1 is that the overall structure in the reinforced coal-winning machine provided by the invention efficiently braked described in one embodiment is shown It is intended to；
Fig. 2 is that the cut unit in the reinforced coal-winning machine provided by the invention efficiently braked described in one embodiment is whole Body structural representation；
Fig. 3 is in the cut unit in the reinforced coal-winning machine provided by the invention efficiently braked described in one embodiment Portion's section of structure；
Fig. 4 is cut unit described in one embodiment in the reinforced coal-winning machine provided by the invention efficiently braked Overall structure diagram；
Fig. 5 is cut activity group described in one embodiment in the reinforced coal-winning machine provided by the invention efficiently braked The overall structure and close-up schematic view of part；
Fig. 6 is cut stop group described in one embodiment in the reinforced coal-winning machine provided by the invention efficiently braked The overall structure diagram of part；
Fig. 7 is the rocking arm cooling described in second embodiment in the reinforced coal-winning machine provided by the invention efficiently braked The overall structure diagram of component；
Fig. 8 is second embodiment B area partial enlargement knot in the reinforced coal-winning machine provided by the invention efficiently braked Structure schematic diagram；
Fig. 9 is the rocking arm connecting portion described in second embodiment in the reinforced coal-winning machine provided by the invention efficiently braked Part structural representation；
Figure 10 is the rocking arm fastening described in second embodiment in the reinforced coal-winning machine provided by the invention efficiently braked Modular construction schematic diagram；
Figure 11 is that the rocking arm in the reinforced coal-winning machine provided by the invention efficiently braked described in second embodiment is spacing Modular construction schematic diagram；
Figure 12 is in the main machine body in the reinforced coal-winning machine provided by the invention efficiently braked described in the 3rd embodiment Portion's structural representation；
Figure 13 is the first traction described in the 3rd embodiment in the reinforced coal-winning machine provided by the invention efficiently braked Portion's internal structure profile；
Figure 14 is the first walking described in the 3rd embodiment in the reinforced coal-winning machine provided by the invention efficiently braked Portion's overall structure diagram；
Figure 15 is the first walking described in the 3rd embodiment in the reinforced coal-winning machine provided by the invention efficiently braked Portion's internal structure profile；
Figure 16 is the misting cooling described in the 4th embodiment in the reinforced coal-winning machine provided by the invention efficiently braked Cell distribution position view；
Figure 17 is the control water assembly described in the 4th embodiment in the reinforced coal-winning machine provided by the invention efficiently braked Diagrammatic cross-section；
Figure 18 is the misting cooling described in the 4th embodiment in the reinforced coal-winning machine provided by the invention efficiently braked Cellular system schematic diagram；
Figure 19 is the cut unit described in the 5th embodiment in the reinforced coal-winning machine provided by the invention efficiently braked With traction unit connection diagram；
Figure 20 is the traction unit described in the 5th embodiment in the reinforced coal-winning machine provided by the invention efficiently braked With walking unit connection diagram；
Figure 21 is the traction unit described in the 5th embodiment in the reinforced coal-winning machine provided by the invention efficiently braked With control unit attachment structure schematic diagram；
Figure 22 is the traction unit described in the 5th embodiment in the reinforced coal-winning machine provided by the invention efficiently braked Diagrammatic cross-section is connected with control unit；
Figure 23 is the hydraulic pressure system described in the 6th embodiment in the reinforced coal-winning machine provided by the invention efficiently braked The overall structure diagram of dynamic device；
Figure 24 is hydraulic braking described in the 6th embodiment in the reinforced coal-winning machine provided by the invention efficiently braked The part partial exploded view of device；
Figure 25 is the traction braking described in the 6th embodiment in the reinforced coal-winning machine provided by the invention efficiently braked Component structure diagram；
Figure 26 is the second traction described in the 6th embodiment in the reinforced coal-winning machine provided by the invention efficiently braked Regulating part structural representation；
Figure 27 is lifting structure described in the 7th embodiment in the reinforced coal-winning machine provided by the invention efficiently braked Overall structure diagram；
Figure 28 is latch part described in the 7th embodiment in the reinforced coal-winning machine provided by the invention efficiently braked Overall structure diagram.
Embodiment
In order to facilitate the understanding of the purposes, features and advantages of the present invention, with reference to Figure of description pair The embodiment of the present invention is described in detail.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still the present invention can be with It is different from other manner described here using other to implement, those skilled in the art can be without prejudice to intension of the present invention In the case of do similar popularization, therefore the present invention is not limited by following public specific embodiment.
Reference picture 1~6, it is one embodiment provided by the invention, there is provided a kind of production cost is low and efficient Coal mining mechanism, the main body of the mechanism include cut unit 100, traction unit 200, control unit 300 and walking unit 400, its In, one end of walking unit 400 is connected with traction unit 200, and the other end is connected with cut unit 100.Traction unit 200 The traveling for being mainly in the present invention single unit system provides motive power, and traction unit 200 is led including the first tractive unit 201 and second Draw portion 202, cut unit 100 includes the first cutting units U and the second cutting units V, and both are symmetrical structure, and are respectively arranged at institute State two side positions of coal-winning machine.Wherein the first cutting units U is connected with the first tractive unit 201, the tractions of the second cutting units V and second Portion 202 is connected, and the first tractive unit 201 and the second tractive unit 202 are connected with control unit 300, and composition both ends can lead to Cross the coal-winning machine of the work of cut unit 100.
The transmission mechanism of cut unit 100 includes the transmission of three-level straight-tooth and primary planet reducing gear.Further, three-level Include five main body shaft assemblies and three idle pulley shaft assemblies, i.e. the axle 104a-1 of cut one, the axle 104a- of cut two altogether in straight-tooth transmission 2nd, the axle 104a-3 of cut three, the axle 104a-4 of cut four, the axle 104a-5 of cut five and the axle 104a-6 of idler shaft one, the axle of idler shaft two 104a-7, the axle 104a-8 of idler shaft three.Wherein, the axle 104a-1 of the cut one and axle 104a-2 of cut two is two cutting motors 105 Corresponding axle, in the present invention, the first cutting units U drive line according to：The axle 104a-1 of cut one, the axle of idler shaft one 104a-6, the axle 104a-2 of cut two, the axle 104a-7 of idler shaft two, the axle 104a-3 of cut three, the axle 104a-4 of cut four, idler shaft three Axle 104a-8, cut five axle 104a-5 are sequentially connected with being driven.Wherein, the axle 104a-1 of cut one by gear C ', mandrel C ", Rolling bearing C-1 and end cap C-4 etc. are formed.The outer surface at mandrel C " head and the tail both ends is respectively provided with external splines H-1, inner outer flower Key H-1 coordinates with cutting motor 105, and the external splines H-1 of outer end coordinates with the internal spline H-2 of gear C ' inner side.Mandrel C " is interspersed In rolling bearing C-1, and mandrel C " outer end is provided with end cap C-4, and end cap C-4 is fixed by screw C-11.
The axle 104a-6 of idler shaft one by gear C ', mandrel C ", rolling bearing C-1 and pressing plate C-12 etc. form.Gear C ' peace On mandrel C ", mandrel C " is interspersed in rolling bearing C-1.Pressing plate C-12 is arranged on mandrel C " outer end, and passes through screw C-11 is fixed.
In the present embodiment, the axle 104a-2 of cut two is identical with the axle 104a-1 structures of cut one, the axle 104a-7 of idler shaft two, The axle 104a-8 of idler shaft three is identical with the axle 104a-6 structures of idler shaft one, therefore does not repeat.The axle 104a-3 of cut three is filled by clutch Put 104b, end cap C-4, rolling bearing C-1, gear shaft C, splined shaft H ', gear C ' etc. composition.Arrangement of clutch 104b is arranged on one End, and be fixed on by screw C-11 on end cap C-4.Gear shaft C is interspersed in rolling bearing C-1, and its other end is splined shaft Gear C of H ', splined shaft H ' periphery with cooperation '.The axle 104a-4 of cut four is by gear shaft C, gear C ' and rolling bearing C-1 etc. Composition, gear C ' be interspersed in gear shaft C, and be interspersed in rolling bearing C-1.The axle 104a-5 of cut five is arranged at planetary reducer The end of structure, and be connected with it.Planetary gear speed reducing mechanism includes gear shaft C, planetary gear C " ', rolling bearing C-1 and core Axle C " etc., wherein planetary gear C " ' be installed on mandrel C " it is upper and with gear shaft C-shaped into transmission.Gear shaft C is interspersed in rolling bearing C- In 1.
The inside of control unit 300 loads the electric-control system of coal mining mechanism, and the overall power supply of coal mining mechanism is introduced, tapped all Complete herein.Control unit 300 is located at the middle position of coal-winning machine of the present invention, its both ends respectively with traction unit 200 the first tractive unit 201 and the second tractive unit 202 are docked.Electric cabinet is mainly provided with inside control unit 300, its Using KXJT1-1380/3300BP type electric cabinets, KXJT1-1380/3300BP type electric cabinets.Load MG500 (420,400)/ The electric-control system of 1180 (1020,940)-WD1 type electrical haulage shearers.Electric-control system is by major loop, master control system, AC frequency conversion Governing system etc. forms.The rated operational voltage of electric-control system is 3.3KV, will by the tractive transformer loaded in case 3.3KV voltage transformations work into 380V supply frequency conversion speed-adjusting systems.Main controller part is from programmable controller as control core The heart；From the embedded 10.4 inch touchscreen Centralized Monitoring coal machine running status of high reliability；It is equipped with wireless remote-control system, operation Safe and convenient；Frequency converter uses import component.Systematic entirety can be reliable and stable, suitable for vibrations, high temperature, moist and forceful electric power The mine operation environment of magnetic disturbance.
In the embodiment, cut unit 100 mainly completes coal breakage and coaling operation, and cut unit 100 is handed over by two 160KW Stream motor drives jointly, and motor power is to be output to cut transmission system by the connecting shaft of an axle group.Due to being that bi-motor drives It is dynamic, therefore arrangement of clutch is arranged on first order driven end.Torque axis not only acts as power transmission and the effect of clutch, and Play a part of flexible startup and protection other machinery driving member and motor.Torque axis band cut groove end is arranged on fore side, Extracted out during fracture from fore side and change torque axis.Screw plug above machine can be used as tank filler sleeve to use, and have 3 M36 above machine Screw, as lifting, transport when use, the M30 bolts of conjunction gear ring and housing are used studding structure, tight moment values 1200N.M.Running check is wanted to prevent from loosening.In order to realize automatic telescopic of the structure in a plane, in the present embodiment The main body of the device includes cut positioning component 101 and cut movable component 102, wherein, positioning disk 101a is disposed through On cut first axle 101b, and pass through the spacing fixations of cut limited block 101c, positioning disk 101a and cut first axle therebetween Relative rotation can not occur between 101b, and rotated by cut first axle 101b, drive positioning disk 101a to rotate, cut limit Position block 101c also includes cut spacing ring 101c-1 and limited mouth 101c-2, and cut spacing ring 101c-1 is compassingly set at cut First axle 101b outer surface, and it is spacing by limited mouth 101c-2, do not rotated with cut first axle 101b, cut is spacing Ring 101c-1 is connected with positioning disk 101a sides.Wherein, in the present embodiment, positioning disk 101a edge is provided with guide groove 101a-1, and the asymmetric settings of guide groove 101a-1, guide groove 101a-1 groove trend and the one of positioning disk 101a edge Cause, form asymmetric annular guide groove 101a-1, and there is projection and constriction, the two forms flexible guideway Footpath.Cut movable component 102 is connected with cut positioning component 101, and it also includes sliding shoe 102a and telescopic block 102b, sliding shoe 102a is arranged in guide groove 101a-1, can be slided in guide groove 101a-1, and telescopic block 102b is connected with sliding shoe 102a, When sliding shoe 102a is being moved in the presence of external force along guide groove 101a-1, due to the asymmetric knots of guide groove 101a-1 Structure, its movement locus are directed to groove 101a-1 restrictions, and sliding shoe 102a can pass through projection and constriction respectively, therefore sliding One protrusion and flexible can occur in the plane where positioning disk 101a for motion block 102a, herein i.e. sliding shoe 102a and positioning disk One far and near change occurs for 101a centre point distance, and sliding shoe 102a is connected with telescopic block 102b, works as positioning disk 101a is motionless and sliding shoe 102a drives telescopic block 102b in positioning disk 101a when guide groove 101a-1 is by track motion is limited Protrusion occurs in the plane at place and stretches, so as to realize automatic stretching structure.
In order to realize that cut positioning component 101 and cut movable component 102 can drive stretching for cut barrier assembly 103 Contracting, the automatic telescopic structure also include cut barrier assembly 103, and it is solid that it also includes the first fix bar of cut 103a, cut second Fixed pole 103b and cut connector 103c.Specifically, cut the first fix bar 103a and cut the second fix bar 103b are along bar Bearing of trend is be arranged in parallel, therebetween spacing a certain distance, and the two spacing reality can be adjusted by cut connector 103c Now stretch, further, cut the first fix bar 103a is connected with telescopic block 102b, cut connector 103c one end and telescopic block 102b connections, its other end are connected with the second fix bar of cut 103b, and in the present embodiment, cut connector 103c also includes cutting Lock-bit block 103c-1, the fix bar 103c-2 of cut the 3rd and extension block 103c-3 are cut, wherein cut lock-bit block 103c-1 is arranged at On the second fix bar of cut 103b, extension block 103c-3 is arranged on telescopic block 102b, the fix bar 103c-2 one end of cut the 3rd Be fixed on cut lock-bit block 103c-1, in other end insertion extension block 103c-3 slide opening, when the first fix bar of cut 103a it Between cut the second fix bar 103b spacing change, pass through cut lock-bit block 103c-1 fix the fix bar of cut the 3rd Middle telescopic slides of the 103c-2 in extension block 103c-3 is realized flexible.It should be noted that cut the first fix bar 103a and Straight-tooth is provided between the second fix bar of cut 103b, one end of the straight-tooth is fixed on the first fix bar of cut 103a, when cut Cut the first fix bar 103a and cut the second fix bar 103b close to when, straight-tooth is provided with by the second fix bar of cut 103b Slide opening, through the second fix bar of cut 103b, mined.Wherein, cut unit 100 also includes rocking arm 104, and rocking arm 104 are connected with cut first axle 101b.
In order to ensure the reliable of transmission, the straight-tooth chamber of whole cut unit 100 is single chamber, individually lubrication, The reduction box of cut unit 100 is the form of Integral bending rocking arm 104, and the cooling of cut unit 100 is mainly taken to be provided with speed end One group of curved cooling tube is cooled down, and straight-tooth low speed end increase housing cooling jacket, is used as external spraying by nozzle after cooling and is sprayed, Use splash lubrication mode.In coal mining mechanism, arranged on left and right sides is equipped with cut unit 100, is symmetrical arranged, except rocking arm 104 housing, motor shroud, cooling piece and partial cover plate point or so is outer, and remaining can be exchanged.Cut the first fix bar 103a and Buffer unit is provided between the second fix bar of cut 103b, the buffer unit can absorb the shock and vibration being subject to, and reduce To shock and vibration caused by the gear drive of rocking arm 104, the stationarity of transmission system is improved, extend gear, bearing makes With the life-span, the synthesis performance of complete machine is improved.
Buffer unit includes at least one hydraulic jack and at least one accumulator, and hydraulic cylinder and accumulator are connected to lead to , after outside receives impact, its impulsive force is converted into the pressure energy of hydraulic oil in hydraulic jack, and inhale by accumulator Receive, reduce the extraneous destructiveness brought, and improve the stabilization of internal drive system, and in the present embodiment, using hydraulic pressure Method reduces production cost, reduces the use of parts, but remains to get a desired effect.
It is second embodiment provided by the invention shown in reference picture 7~11, the embodiment is different from one embodiment Be：Rocking arm cooling component 520 is provided with rocking arm 104, vibration caused by coal mining machine operation is effectively avoided and makes water pipe with changing The situation that warmware connection loosens occurs.Specifically, rocking arm cooling component 520 includes rocking arm load bearing component 521, rocking arm cooling-part 522 and rocking arm connection member 523, rocking arm load bearing component 521, play carrying rocking arm cooling-part 522 and rocking arm connecting portion The effect of part 523, it includes rocking arm accommodating member 521a and rocking-arm driving part 521b, and rocking arm accommodating member 521a is to be made of stainless steel Guard shield body, and rocking-arm driving part 521b is multiple gears is meshed the transmission mechanism of composition, and rocking-arm driving part 521b is set It is placed in the rocking arm accommodation space Y of rocking arm accommodating member 521a formation, rocking arm cooling-part 522, plays and rocking arm accommodation space Y is dropped The effect of temperature, because rocking-arm driving part 521b meshed transmission gear produces friction, i.e., heat is easily produced, is shaken so as to easily cause Arm accommodating member 521a expands, and can have a strong impact on the operating efficiency of coal-winning machine and sex chromosome mosaicism safe to use occurs, setting is shaken Arm cooling-part 522 can be gone out the heat exchange in rocking arm accommodating member 521a using cold and hot exchange principle, so as to come to rocking arm Cooled in accommodating member 521a, be advantageous to improve the operating efficiency of coal-winning machine, ensure usage safety performance, it is arranged at rocking arm The rocking-arm driving part 521b peripheries of load bearing component 521, are easy to fast cooling；And rocking arm connection member 523, for rocking arm cooling end The connection of part 522 and water pipe, stable connection performance is high, avoids vibration caused by coal mining machine operation and water pipe is connected with heat exchanging piece One of important component of loosening is connect, it is arranged on the water inlet and delivery port of rocking arm cooling-part 522.
Preferably, rocking arm connection member 523 includes rocking arm fixture 523a and rocking arm installed part 523b.Rocking arm fixture 523a is fixed on the water inlet and delivery port of rocking arm cooling-part 522, and rocking arm installed part 523b is arranged on rocking arm fixture On 523a, it is preferred that rocking arm fixture 523a and rocking arm installed part 523b have stainless steel to be made, and rocking arm fixture 523a Internal diameter is equal with the water inlet of rocking arm cooling-part 522 and the external diameter of delivery port, in use, rocking arm fixture 523a is arranged In the outside of water inlet and delivery port, and rocking arm fixture 523a internal diameter is equal with rocking arm installed part 523b internal diameter, but Rocking arm fixture 523a external diameter is less than rocking arm installed part 523b external diameter, you can forms a hollow T-shape structure, is easy to The installation of water pipe and the flowing of water, and both can be integrally formed formula structure by injection.
Further, rocking arm installed part 523b includes rocking arm panel 523b-1, rocking arm embedded hole 523b-2, swing arm threaded hole 523b-3 and rocking arm snap fit 523b-4, rocking arm embedded hole 523b-2 are opened in the rocking arm panel 523b-1 external place in center, rocking arm Embedded hole 523b-2 diameter is equal with the external diameter of water pipe, in use, water pipe is fastened in rocking arm embedded hole 523b-2, and rocking arm Screwed hole 523b-3 and rocking arm snap fit 523b-4 is arranged at rocking arm embedded hole 523b-2 periphery, rocking arm snap fit 523b-4 Number is more than or equal to 2 and it is block for front and rear hollow barb；And rocking arm panel 523b-1 is arranged on the rocking arm fixture On 523a rocking arm disk 523aa, both can be integral type mechanism, also can pass through base by being welded and fixed for fixing-stable Plinth.
Preferably, cooling component 520 also includes rocking arm secure component 524 and rocking arm limiting component 525.Rocking arm secure component 524 are fixed on the outside of water pipe, wherein, rocking arm hook 524a is arranged on the circumference P of rocking arm secure component 524, rocking arm Hook 524a can be it is hook-shaped can also be " L " type, when rocking arm hook 524a be it is hook-shaped when, be not easy to move again after blocking, when for It is somewhat mobile after blocking once to depart from optimal clamped position during " L " type, easily loosen.Preferably, rocking arm hook 524a It is arranged to the shape that angle between " L " is obtuse angle.When rocking arm hook 524a and rocking arm snap fit 523b-4 cooperates, rocking arm is tight Gu part 524 is fixed on rocking arm installed part 523b, i.e. water pipe and the stable connection of rocking arm cooling-part 522.In the present embodiment, Rocking arm snap fit 523b-4 is that front and rear hollow barb is block, and rocking arm hook 524a crotch is through the hollow of rocking arm snap fit 523b-4 Region, both engage.
Preferably, in order to ensure the reliability of connection, multiple rocking arm hook 524a are set on rocking arm secure component 524, Multiple rocking arm snap fit 523b-4 are set on rocking arm installed part 523b, and each rocking arm hook 524a with each rocking arm snap fit 523b-4 is corresponding one by one.
Rocking arm limiting component 525 is connected with rocking arm installed part 523b, and the insertion of rocking arm limiting component 525 is arranged on rocking arm spiral shell Is connected with rocking arm panel 523b-1 in pit 523b-3, it includes rocking arm knob bar 525a, on rocking arm knob bar 525a Lower end provided with rocker gear 525a-1, and rocking arm knob bar 525a is provided with screw thread.Rocker gear 525a-1 and rocker gear Bar 524b-1 is intermeshed, and when reversing rocking arm knob bar 525a, rocker gear 525a-1 can be with rocking arm knob bar 525a rotates together, and when rocker gear 525a-1 rotates, engage with rocker gear bar 524b-1, therefore fastened with motion rocker arm Part 524 is overall also to be rotated with, that is, drives cylinder 523aa rotations to fix, it should be noted that in the present embodiment, rocking arm Fixed body 524b includes rocker gear bar 524b-1 and rocking arm fixed plate 524b-2, when rocker gear bar 524b-1 and rocker gear 525a-1 be intermeshed when, rocker gear 525a-1 is shelved on rocking arm fixed plate 524b-2, also, rocker gear 525a-1 and There is extruding force between rocking arm fixed plate 524b-2, terminate when coordinating between rocker gear bar 524b-1 and rocker gear 525a-1 Afterwards, now rocker gear 525a-1 moves to rocker gear bar 524b-1 end, then when moving, rocker gear 525a-1 does not have The rocker gear bar 524b-1 being meshed therewith, also produce extruding force therewith without rocking arm fixed plate 524b-2, therefore rocker gear 525a-1 edge contour and rocking arm fixed plate 524b-2 edge contour pin its position because of dislocation.
And rocking arm installed part 523b swing arm threaded hole 523b-3 screw thread allows rocking arm knob bar 525a to lift, Realize reset simultaneously.Swing arm threaded hole 523b-3 is opened on rocking arm panel 523b-1, when reversing rocking arm knob bar 525a, Rocker gear 525a-1 can rotate together with rocking arm knob bar 525a, and when rocker gear 525a-1 rotates, with rocking arm Gear bar 524b-1 engages, therefore is also rotated with the entirety of motion rocker arm secure component 524.Until rocking arm knob bar 525a Lower end screw thread is fully screwed into swing arm threaded hole 523b-3, and now rocker gear 525a-1 engages with rocker gear bar 524b-1 Part terminate, continue to reverse rocking arm knob bar 525a so that rocker gear 525a-1 edge contour and rocking arm fixed plate 524b-2 edge contour pins its position because of dislocation.When needing to change rocking arm connection member 523, it is only necessary to anti- To rotation.
Preferably, rocking arm cooling-part 522 includes the first rocking arm heat exchanging piece 522a, the second rocking arm heat exchanging piece 522b and rocking arm Support member 522c.First rocking arm heat exchanging piece 522a and the second rocking arm heat exchanging piece 522b is the main body of cooling, preferably, the first rocking arm Heat exchanging piece 522a and the second rocking arm heat exchanging piece 522b is coil pipe type cooler, and coil pipe type cooler is by the straight of ell interconnection Manage or there is coiled swan-neck to form, the principle that coil pipe type cooler is cooled is to use cooling fluid, so as to reach To the effect to be cooled to rocking arm accommodating member 521a, and the first rocking arm heat exchanging piece 522a is exported and the second rocking arm heat exchanging piece 522b Import connects, and both are vertically set on rocking-arm driving part 521b surroundings, in use, cooling fluid is from the first rocking arm heat exchanging piece 522a Import flow into, then flowed to by the first rocking arm heat exchanging piece 522a outlet in the second rocking arm heat exchanging piece 522b, finally from second Rocking arm heat exchanging piece 522b outlet outflow, completes a cooling system, the first rocking arm heat exchanging piece 522a and the second rocking arm heat exchanging piece 522b can prevent both from connecting unstable generation disengaging situation and occurring, so as to be advantageous to adopt by the 522c connections of rocking arm support member Coal machine normal use.
Preferably, rocking arm support member 522c includes rocking arm bolt 522c-1 and rocking arm conveyance conduit 522c-2, rocking arm conveying Pipeline 522c-2 can be arranged on rocking arm bolt 522c-1 threaded rod one end, rocking arm support member 522c rocking arm bolt by welding 522c-1 penetrabilities are fixed through rocking arm accommodating member 521a, and the stainless steel circle that rocking arm conveyance conduit 522c-2 seals up for both ends Column structure, and rocking arm conveyance conduit 522c-2 end face offers two rocking arm connecting hole 522c-3, connects first respectively and shakes Arm heat exchanging piece 522a outlet and the second rocking arm heat exchanging piece 522b import, in use, rocking arm support member 522c can be used as branch Support body carries the first rocking arm heat exchanging piece 522a and the second rocking arm heat exchanging piece 522b, while can also be flowed as cooling fluid logical Road, it is reasonable in design, meet use demand.
It is the 3rd embodiment provided by the invention shown in reference picture 12~15, the embodiment is different from second implementation Example be：First tractive unit 201 includes traction electric machine 201a, Traction Drive component 201b and traction housing Q-1；Traction electric machine 201a and Traction Drive component 201b may be contained within drawing housing Q-1 inside, and both interconnect, and form transmission.Traction Transmission component 201b is made up of the transmission of two level straight-tooth and two-stage planetary reduction mechanism.
Specifically, both generally symmetrical structures of the first tractive unit 201 and the second tractive unit 202 in the present embodiment, and Both differences are mainly that first tractive unit 201 is internally provided with spray cooling system (including total water valve, Zuo Fenshui Valve, middle shunt valve, y-type filter, reducer unit, pressure release valve group, balanced valve etc.), and set inside second tractive unit 202 Be equipped with hydraulic system (including pump motor, gear pump, valve group, pressure gauge group, balanced valve, right shunt valve, self-sealing oil suction filtering Device, fine filter etc.).Wherein, spray cooling system mainly when coal-winning machine works to the depositing dust of working face, while to machine Critical piece (such as motor, electric control part) is cooled down；And hydraulic system be mainly used to complete coal-winning machine heighten control and Brake Xie Zha work.Only it is described in detail below by taking the first tractive unit 201 as an example, the second tractive unit 202 wouldn't repeat.
In the present embodiment, the casing part that housing Q-1 is the first tractive unit 201 is drawn, inside has space, and draws Motor 201a and Traction Drive component 201b is arranged at traction housing Q-1 inside.Traction electric machine 201a is the first tractive unit 201 direct driving force source, and single unit system of the present invention carry out the mobile power source that advances.Traction Drive component 201b is first The drive line of tractive unit 201, it is attached with traction electric machine 201a.Traction Drive component 201b by two level straight-tooth transmission and Two-stage planetary reduction mechanism forms, specifically, it includes drawing an axle 201b-1, two axle 201b-2 of traction and three axles of traction 201b-3, and also intert between three and be connected with the first idler shaft 201b-4 and the second idler shaft 201b-5.Wherein, traction electric machine 201a is directly connected to one axle 201b-1 of traction, and traction electric machine 201a connection end has the external splines H-1 of shaft, draws an axle 201b-1 gear, which corresponds to external splines H-1, has the internal spline H-2 coordinated, and other axles are connected by the transmission of gear Connect.Further, in Traction Drive component 201b, each part is according to traction electric machine 201a, one axle 201b-1 of traction, first lazy Wheel shaft 201b-4, three axle 201b-3 of two axle 201b-2 of traction, the second idler shaft 201b-5 and traction order are attached successively.
Further, an axle 201b-1 is drawn by groups such as gear shaft C, rolling bearing C-1, positioning sleeve C-2 and connecting seat C-3 Into.Gear shaft C is interspersed in rolling bearing C-1, and is fixed and is constrained by positioning sleeve C-2 and connecting seat C-3.
Draw two axle 201b-2 by gear shaft C, gear C ', rolling bearing C-1, positioning sleeve C-2 and end cap C-4 etc. form. Gear C ' be sheathed on gear shaft C and be interspersed in rolling bearing C-1, is fixed and constrains finally by positioning sleeve C-2.End Lid C-4 is fixed on two axle 201b-2 of traction end by pin C-5.Draw three axle 201b-3 by gear C ', mandrel C ", the axis of rolling Hold the composition such as C-1, connecting seat C-3, end cap C-4.Gear C ' be sheathed on mandrel C ", mandrel C " is interspersed in rolling bearing C-1, And it is fixed and constrains entirely through connecting seat C-3.End cap C-4 is fixed by pin C-5.Draw the interior of three axle 201b-3 End is also associated with two-stage planetary reduction mechanism.Two-stage planetary reduction mechanism is by primary planet mechanism 201b-6 and secondary planet mechanism 201b-7 is formed, wherein, three axle 201b-3 of traction are connected with primary planet mechanism 201b-6, and secondary planet mechanism 201b-7's is outer End is additionally provided with spline housing H.
Further, two-stage planetary reduction mechanism include gear shaft C, planetary gear C " ', rolling bearing C-1, ring gear C-6, Outer toothholder C-7 etc. is formed.Wherein, planetary gear C " ' docks with gear shaft C, is arranged at its periphery, and be interspersed in the axis of rolling by axle Hold in C-1, outer toothholder C-7 is arranged at end, is provided with pin C-5, to connect agent structure.Outer toothholder C-7 is arranged at double The overall periphery of level planetary gear speed reducing mechanism.
In the present invention, to ensure Traction Drive component 201b sufficient lubrications, traction gear chamber is to divide cavity configuration, the first order Straight-tooth transmission is a chamber, and second level straight-tooth and double-planet mechanism are a chamber.It should be noted that traction unit 200 is at this Although playing a part of providing driving power source in invention, only relying on self structure can not realize that the advance of single unit system moves It is dynamic.Therefore agent structure of the present invention also includes walking unit 400, and it is connected with traction unit 200, and corresponding to the first traction The tractive unit 202 of portion 201 and second has the first running part 401 and the second running part 402, both generally symmetrical structures.First Running part 401 includes driving wheel 401a, road wheel 401b, guide slip shoe 401c and walking housing Q-2；Driving wheel 401a and walking Take turns 401b to interconnect, form transmission, and both may be contained within the inside of the walking housing Q-2, guide slip shoe 401c is set In the lower end of the walking housing Q-2.
In the present invention, walking unit 400, which has, transmits the power from traction unit 200, directly drives the present invention whole The effect that body device moves.Walking unit 400 is an end equipment of single unit system, and it is mutual with traction unit 200 Connection so that single unit system can produce motion.First running part 401 and the second running part 402 respectively with the first tractive unit 201 It is attached with the second tractive unit 202, the first running part 401 and the second running part 402 are symmetrical structure on the whole.Walking is single The external shell of member 400 uses welding structure, the first running part 401 and the second running part 402 except the housing and protecgulum of outside Plate has differences, it is impossible to exchanges, remaining is interchangeable, therefore hereafter only the agent structure of the first running part 401 is illustrated.
In the present embodiment, walk the external shell that housing Q-2 is the first running part 401, and driving wheel 401a and walking Wheel 401b is arranged at walking housing Q-2 inside.Driving wheel 401a and road wheel 401b forms drive connection, driving wheel 401a Directly from the passing power of traction unit 200, and power is sent to the road wheel 401b being attached thereto.In addition, guide slip shoe 401c is arranged on walking housing Q-2 lower end, for guiding of the single unit system when carrying out.
Further, driving wheel 401a is arranged on mandrel C ", and mandrel C " is interspersed in rolling bearing C-1.In mandrel C " Sealing ring C-8 and O-ring C-9 are also surrounded with the connection crossover position of rolling bearing C-1 peripheries, it is used for the close of structure Envelope.Road wheel 401b is arranged on gear shaft C, and gear shaft C is interspersed in rolling bearing C-1, and gear shaft C passes through screw C-11 It is fixed.Rolling bearing C-1 periphery is provided with one of axle sleeve C-10, and axle sleeve C-10 periphery is additionally provided with twice O-ring C-9。
Further, traction housing Q-1 lower end is provided with the support component Z with guide slip shoe 401c in correspondence with each other, because This single unit system of the invention is supported on scratch board conveyor by guide slip shoe 401c and support component Z, and enterprising at its Row motion.Wherein, support component Z is fixed on the bottom of traction unit 200, also has two phases corresponding to guide slip shoe 401c Same part, it is mainly made up of support group welding piece, skid, bearing pin etc..There is external splines H-1 in mandrel C ", for traction Unit 200 is connected.Therefore, the motion of coal-winning machine of the present invention needs traction unit 200 and walking unit 400 Connection and the common completion of cooperation.
Its main operational principle is：The power of traction electric machine 201a inputs passes to walking by Traction Drive component 201b The driving wheel 401a of unit 400, driving wheel 401a drive road wheel 401b to be rotated again.Due to road wheel 401b the gear teeth with The pin row of scratch board conveyor is meshed, and when road wheel 401b is rotated, just drives coal-winning machine main body above in working face Walking is drawn on conveyer.
It is the 4th embodiment provided by the invention shown in reference picture 16~18, the embodiment is different from the 3rd implementation Example be：Present invention additionally comprises misting cooling unit 500, and it is arranged at the inside of first tractive unit 201.It is of the present invention The master of coal-winning machine carrys out water pipe and is divided into four tunnels after towing cable mechanism accesses main water valve, y-type filter, five-way joint：The first via connects a left side Rocking arm external spraying and an internal spraying that rolls left, then spray through nozzle carrier, form the atomizing de-dusting to working face；Second tunnel connects the right side and shaken Arm external spraying and right roller internal spraying, then spray through nozzle carrier, form the atomizing de-dusting to working face；3rd tunnel connects pressure Table；4th tunnel enters pressure release valve group through reducer unit.
The water for entering pressure release valve group through reducer unit is changed into three tunnel low pressure cooling waters, and each road is cooled down respectively：First Road enters left shunt valve, connects left traction electric machine water jacket, left cutting motor water jacket, left cut serpentine cooler respectively；Second tunnel Into right shunt valve, right traction electric machine water jacket, right cutting motor water jacket, right cut serpentine cooler are connect respectively；3rd tunnel is entered Enter middle shunt valve, then connect pump motor water jacket and electric control part water jacket.
Further, in the present embodiment, misting cooling unit 500 mainly includes control water assembly 501, the and of feed pipe 502 Sprayer unit 503, feed pipe 502 are disperseed to extend to the inside of cut unit 100 by the control water assembly 501, and at end End sets sprayer unit 503, is sprayed after cold water cooling from sprayer unit 503.The first via water outlet that above-mentioned five-way joint divides Mouth is attached with left rocking arm external spraying and an internal spraying that rolls left respectively by controlling water assembly 501, and control water assembly 501 has three Interface, one is connected with five-way joint, and two other forms and connected with left rocking arm external spraying and an internal spraying that rolls left respectively.Equally , the second road delivery port that five-way joint divides is connected respectively to outside right rocking arm by another identical control water assembly 501 to be sprayed Mist and right roller internal spraying.
In the present invention, control water assembly 501 has the function that to change water stream channel in real time, to the position of temporary needs current Make-up water source, it is not necessary to position blocked, and can convert at any time.Controlling water assembly 501 mainly includes force piece 501a, valve Main body 501b and closure member 501c.Wherein, force piece 501a is arranged at the end of control water assembly 501.It is fixed that valve body 501b passes through Away from set 501d and force piece 501a be fixedly connected, valve body 501b including shell body 501b-1, the first cover closing member 501b-2, Second cover closing member 501b-3, the first separator 501b-4 and the second separator 501b-5.Closure member 501c is arranged at valve body 501b inside, and be attached with force piece 501a.
Further, shell body 501b-1 is arranged at valve body 501b periphery, is barrel-like structure, has exterior protection Effect.Meanwhile shell body 501b-1 and the first cover closing member 501b-2, the second cover closing member 501b-3 are collectively forming inner space.The One cover closing member 501b-2 and the second cover closing member 501b-3 overall structures are identical, are cover plate shape, and both are symmetrical arranged, and solid respectively Due to valve body 501b both ends.First cover closing member 501b-2 and the second cover closing member 501b-3 includes cover plate F-1 and branch F- 2, cover plate F-1 are main part, and branch F-2 is vertically installed in cover plate F-1 medial surface.
Further, the first separator 501b-4 and the second separator 501b-5 structures are identical, are tabular, both It is symmetrical arranged and is supported in shell body 501b-1 inside, its edge and shell body 501b-1 madial wall mutually fits, and are formed Sealing.Meanwhile there is projection on shell body 501b-1 madial wall, it is arranged at the middle area on shell body 501b-1 madial walls Section, and one circle is set around its medial surface.First separator 501b-4 and the second separator 501b-5 are capped part 501b- respectively 2 branch F-2 is pressed against the both ends of projection.Finally, the first cover closing member 501b-2 and the second cover closing member 501b-3 by bolt with Shell body 501b-1 edges at two ends is fixedly connected.
From the foregoing, shell body 501b-1 and the first cover closing member 501b-2, the second cover closing member 501b-3 connection are formed Internal overall confined space, and this space is divided into by the first separator 501b-4 and the second separator 501b-5 setting again Three subregions, respectively the firstth area, the secondth area and the 3rd area.Wherein, the first cover closing member 501b-2 and the first separator 501b-4 Between be the firstth area；It is the secondth area between first separator 501b-4 and the second separator 501b-5；Second separator 501b-5 It is the 3rd area between the second cover closing member 501b-3.In addition, opened on the first separator 501b-4 and the second separator 501b-5 Provided with through hole K.
Further, force piece 501a includes cylinder 501a-1 and connecting rod 501a-2, cylinder 501a-1 wherein end face It is fixedly connected by the spacer sleeve 501d and the first cover closing member 501b-2 lateral surface.
Spacer sleeve 501d is the connection member of cannula-like.Connecting rod 501a-2 one end is connected with piston, and is arranged at cylinder 501a-1 inside, the other end is through the first cover closing member 501b-2 and the first separator 501b-4 and closing is fixed with termination Part 501c, and closure member 501c is located exactly at the partition space between the first separator 501b-4 and the second separator 501b-5. For closure member 501c to be spherical, its maximum cross-section diameter of a circle is more than through hole K diameter, and less than the first separator 501b-4 and the Spacing between two separator 501b-5, to ensure that closure member 501c can be in the first separator 501b-4 and the second separator A certain degree of motion is carried out between 501b-5, while can be stuck in the through hole K at its both ends.Preferably, through hole K both ends Edge is disposed as chamfering form so that closure member 501c and through hole K is more closely knit reliable when coordinating.
Further, joint J is additionally provided with the outside of shell body 501b-1, for connecting the water pipe of outside.Joint J includes First joint J-1, the second joint J-2 and transition joint J-3.Wherein, the first joint J-1 correspond to the firstth area position, second Joint J-2 corresponds to the position in the 3rd area, and transition joint J-3 corresponds to the position in the secondth area.Meanwhile shell body 501b-1 Shang couple First passage T-1 should be offered in the first joint J-1 and the second joint J-2 position；Opened corresponding to transition joint J-3 position Provided with second channel T-2.
Position on cover closing member 501b-2 branch F-2 corresponding to first passage T-1, which offers, coordinates passage T-3, and the One passage T-1, cooperation passage T-3 are sequentially formed with second channel T-2 and connected.
In practice, when water source is switched to transition joint J-3 by the water pipe in the external world, you can flow into the secondth area, Start force piece 501a simultaneously to control closure member 501c motion.If now, closure member 501c is stuck in the first separator 501b- On 4 through hole K, the water from the secondth area cannot be introduced into the firstth area, can only be flowed out out of the second joint J-2 on the outside of the 3rd area； Similarly, when closure member 501c is stuck on the second separator 501b-5 through hole K, the water from the secondth area cannot be introduced into the 3rd area, It can only be flowed out out of the first joint J-1 on the outside of the firstth area.And when closure member 501c is in middle position, do not contact any side Through hole K, then the water from the secondth area can enter the firstth area and the 3rd area simultaneously, i.e., can be simultaneously from the first joint J-1 and the Flowed out in two joint J-2.
Wherein, in the present embodiment, the first joint J-1 and the second joint J-2 are connected extend to rocking arm and roller respectively, and Transition joint J-3 is connected on five-way joint.By force piece 501a control, selective cooling and spraying are realized, without It is comprehensive cooling sprinkling, rationally utilizes and save water resource.
It is the 5th embodiment provided by the invention shown in reference picture 19~22, the embodiment is different from the 4th implementation Example be：It is attached between cut unit 100 and traction unit 200 by be hinged.Specifically, the inner side of cut unit 100 Edge is equidistant, compartment of terrain arranges an exclusive male member W, hole be present among outer male member W.It is corresponding with cut unit 100, lead Drawing the lateral edges that unit 200 is connected with cut unit 100, there is also the outer male member W to work in coordination.It is outer on cut unit 100 Outer male member W on male member W and traction unit 200 is embedded in mutually, complimentary to one another, and outside both sides after male member W hole face, profit Interted with bearing pin X into hole, be attached.
It is the connected mode of transmission between traction unit 200 and walking unit 400.Specifically, leading in traction unit 200 Drawing in transmission component 201b has planetary gear speed reducing mechanism, wherein, the outer end that planetary gear speed reducing mechanism is connected with walking unit 400 is set There is spline housing H, in spline housing H there is internal spline H-2, driving wheel 401a mandrel C " above to have external splines H-1, and the traction The internal spline H-2 of unit 200 intermeshes with the external splines H-1 of walking unit 400, forms the connected mode of transmission.Work as traction After unit 200 produces power, by the gearing of spline connection, walking unit 400 is driven to be moved.
In the present invention, the common main machine body generally of the invention that traction unit 200 is formed with control unit 300, Therefore the connectivity robustness between traction unit 200 and control unit 300 is particularly critical.In the present embodiment, traction unit 200 Using the connected mode being fixedly connected between control unit 300.
Specifically, between traction unit 200 and control unit 300 have triple fixations with ensure its connection stability and Fastness.First, longitudinally it is configured, is distributed along fuselage by 4 long lead screw S pretensions, 4 long lead screw S between main machine body In four angle end positions of fuselage cross-section.Offered at four angles end of fuselage cross-section corresponding to longitudinal direction and place long lead screw S Groove.Secondly, traction unit 200 is attached with control unit 300 by connector L.Wherein, connector L matches somebody with somebody including first Component L-1 and the second counterpart L-2, the first counterpart L-1 are arranged on the inner side end of traction unit 200, the second counterpart L-2 It is arranged on the both sides outer end face of control unit 300.First counterpart L-1 and the second counterpart L-2 structure are worked in coordination, that This is complementary, and both are engaged after docking.
Specifically, in the present embodiment, control unit 300 also includes outside housing, i.e. middle casing Q-3, middle case Body Q-3 is arranged at the periphery of control unit 300, and there is space to be used to place electric control box for its inside.Wherein control unit 300 Connection between traction unit 200 mainly relies on the outer face of middle casing Q-3 both sides and the traction shell of traction unit 200 Body Q-1 inner side ends are docked.
Further, the first counterpart L-1 laterally sets and is arranged in traction unit 200 is right against control unit 300 one Side end face, and the second counterpart L-2 laterally sets and is arranged in middle casing Q-3 both ends of the surface.
Further, the first counterpart L-1 and the second counterpart L-2 structures are in complementary type, and section is hook-shaped, and curved Hook direction mutually faces.Specifically, for the benefit of actual installation, the first counterpart L-1 direction is downward, the second counterpart L-2's Towards upwards., only need to be by the first counterpart L-1 hooks when needing traction unit 200 being installed to 300 both sides of control unit It is suspended to inside the second counterpart L-2, realizes engaged.Preferably, multigroup first counterpart L-1 can be provided with the present invention It is horizontal and be arranged in parallel within interface with the second counterpart L-2.
Further, the first counterpart L-1 and the second counterpart L-2 is engaged be attached after, centre stay seam Fixture G is inserted to realize that buckle is fixed in space.Specifically, due to the first counterpart L-1
Agent structure surface is overhang with the second counterpart L-2, therefore after both are connected, neighbouring one Space can be produced among group connector L.In the present embodiment, in the space that fixture G is interted to centre, realize closely knit and add Gu.Wherein, fixture G generally tabulars, its width correspond to the distance of one group of neighbouring connector L.
Last traction unit 200 is connected by connector L with control unit 300 and then reinforced using bolt.Spiral shell Bolt is arranged between all two groups of adjacent connector L.It is interspersed in due to fixture G in the space of centre, therefore, fixture G The upper position corresponding to bolt offers bolt hole.
It is the 6th embodiment provided by the invention shown in reference picture 23~26, the embodiment is different from the 5th implementation Example be：Hydraulic brake system 700 is provided with the traction unit 200 of coal mining mechanism, the device includes traction power component 701st, traction braking component 702 and traction regulatory component 703, three is used in conjunction with each other, and can effectively improve the work of coal-winning machine Make efficiency, using reliable, further, traction power component 701, for providing the power of coal-winning machine advance, it is specifically included Traction drive part 701a, traction connector 701b and traction conveying member 701c, it is preferred that traction drive part 701a is motor, is led It is gear to draw conveying member 701c, specifically, traction drive part 701a and traction conveying member 701c is connected by drawing connector 701b Connect, and draw connector 701b penetrabilities through traction conveying member 701c center；And traction braking component 702, it is coal-winning machine The agent structure of braking, it is connected with the traction conveying member 701c of traction power component 701 by drawing connector 701b, and it is wrapped Traction press body 702a is included, the further press body 702a that draws is by oil cylinder group welding piece, piston, adjusting pad, spline housing, sealing The parts such as pad, internal tooth casing, outside friction disc, inner attrition piece, butterfly spring form, and are normally closed type, the Xie Zha when connecting hydraulic oil, and it is dynamic Braking moment is 280N.m, and brake stator torque is 390N.m, releases 1.2~1.4MPa of braking oil pressure.Working condition is wet type work Make, requiring internal during use has oil；And regulatory component 703 is drawn, the basis more preferably braked is realized, it divides into the first traction tune The traction regulating parts of part 703a and second 703b is saved, the first traction regulating part 703a insertions are arranged on leading for traction braking component 702 Draw in press body 702a, and the first traction regulating part 703a is arranged on traction connector 701b outside, and the second traction is adjusted Part 703b is arranged at the one end of traction braking component 702 away from traction conveying member 701c, the first traction regulating part 703a during use Can be to regulation rotating shaft and rolled-up stock 702a, under interaction force, effectively increasing system with the second traction regulating part 703b Dynamic effect, meets use demand.
Preferably, drawing connector 701b includes traction fixed body 701b-1 and draws to transfer body 701b-2, it is preferred that leads It is integral type structure to draw fixed body 701b-1 and traction transfer body 701b-2, can be made up of injection, traction fixed body 701b-1 One end that body 701b-2 is transferred in traction is arranged on, specifically, traction conveying member 701c is fixed on traction fixed body 701b-1, two Person can be by being welded and fixed, and the other end for drawing fixed body 701b-1 can be connected with traction drive part 701a by shaft coupling； And draw and the first traction groove 701b-3, the second traction groove 701b-4, traction external screw thread 701b- are provided with connector 701b 5 and traction resistance disk 701b-6, first draws the traction groove 701b-4 of groove 701b-3 and second along traction connector 701b horizontal directions are symmetrically opened on traction connector 701b, and traction external screw thread 701b-5 is arranged on traction and transfers body 701b-2 Close to traction fixed body 701b-1 one end, and the other end for drawing transfer body 701b-2 is fixed with traction and resists disk 701b-6, Provided the foundation for ease of the first traction regulating part 703a regulations, in use, body 701b-2 is transferred in traction resists circle close to traction Disk 701b-6 one end insertion is arranged on the interior of traction press body 702a.
Preferably, the first traction regulating part 703a includes traction wear body 703a-10, traction fastener 703a-20 and the One traction brute spring 703a-30.Traction wear body 703a-10 is internally provided with the first traction projection 703a-11 and second and led Draw projection 703a-12, the first traction projection 703a-11 and the second traction projection 703a-12 is fastened on traction connector respectively In 701b the first traction groove 701b-3 and the second traction groove 701b-4, the first traction projection 703a-11 can be led first Draw in groove 701b-3 and slide, while the second traction projection 703a-12 can be slided inside, that is, drawing wear body 703a-10 can be Moved along a straight line on traction connector 701b, promoted for traction wear body 703a-10 into traction press body 702a and provide base Plinth, preferably, the first traction projection 703a-11, the second traction projection 703a-12, the first traction groove 701b-3 and second are led The number for drawing groove 701b-4 is all higher than being equal to 2, and the first traction projection 703a-11 and second draws projection 703a-12's Number and position are equal with the first traction groove 701b-3 and second traction 701b-4 number of groove and position, individual in figure Number only refers to.
Further, the first traction regulating part 703a also includes the traction brute springs of traction fastener 703a-20 and first 703a-30, traction fastener 703a-20 internal thread and traction transfer the traction external screw thread 701b-5 on body 701b-2 and screw company Connect, and the first traction brute spring 703a-30 is wrapped in the outside that the body 701b-2 other ends are transferred in traction, i.e., close to disk 701b-6 one end, in use, wear body 703a-10 is drawn in the presence of fastener 703a-20 is drawn, to disk 701b-6 side To propulsion, with this simultaneously, the first traction brute spring 703a-30 is compressed, and can prevent from drawing due to bounce, during braking wear-resisting Body 703a-10 is moved, and satisfaction uses needs, preferably, disk 701b-6 diameter is more than the outer of traction wear body 703a-10 Footpath, and the first traction brute spring 703a-30 diameter designs between traction wear body 703a-10 outer internal diameter Rationally.
In the present embodiment, traction braking component 702 also includes traction installed part 702b.Draw installed part 702b and traction Press body 702a is by the second traction regulating part 703b draw bolt 703b-1 connections, and outside draw bolt 703b-1 screw rod The second traction brute spring 703b-2 of setting is enclosed between traction installed part 702b and traction press body 702a, in use, Staff can unscrew draw bolt 703b-1, that is, the second traction brute spring 703b-2 compressed will discharge elastic force, Due to active force, will be promoted outside traction press body 702a phases, so as to realize traction press body 702a and traction wear body 703a-10 To regulation, press body 702a is drawn when coal-winning machine is braked will be more with traction wear body 703a-10 contact surfaces, interact Under power, the effect of braking is effectively increased, so as to meet that coal-winning machine frequently brakes use demand, and is adjusted simply, conveniently, section Make an appointment and labour, and then effectively improve the efficiency of coal mining.
Further, draw and draw bolt hole 702b-1 and traction fixing hole 702b-2 are provided with installed part 702b, lead Draw bolt hole 702b-1 be used for draw bolt 703b-1 screw rod penetrability pass through, and draw fixing hole 702b-2 be used for fixation lead Draw installed part 702b on coal-winning machine, so as to secure traction braking component 702 indirectly to coal-winning machine, preferably, traction Bolt hole 702b-1 and traction fixing hole 702b-2 number are more than or equal to 4, and set at equal intervals, and number is only made to join in figure Examine.
It is the 7th embodiment provided by the invention shown in reference picture 27~28, the embodiment is different from the 6th implementation Example be：For one embodiment for being freely lifted cover board arrangement of coal mining mechanism provided by the invention, the main body bag of the embodiment Framework R and lifting structure 600 are included, wherein, framework R is located at the top position of control unit 300, and it divides into fixed frame R-1, can Lifting frame R-2 and movable frame R-3, lifting structure 600 are fixed in control unit 300, and it includes lifter rack 601 and card Tooth 602, lifter rack 601 are arch, and its one end is connected to a fixed with liftable framework R-2, and provided with latch one side with Latch part 602 is meshed, and latch part 602 is fixed on movable frame R-3, and movable frame R-3 is mounted on fixed frame R-1, Lifter rack 601 coordinates with latch part 602, realizes that liftable framework R-2 is lifted, realizes regulation lifting frame R-2 function.
Preferably, latch part 602 includes engaging gear 602c, worm and gear 602a and actuator 602b, gear is engaged 602c is engaged on movable frame R-3, and is meshed with worm and gear 602a worm gear, worm and gear 602a worm screw and driving Part 602b is meshed.When actuator 602b driving worm and gear 602a worm screw rotations, worm screw drives worm and gear 602a snail Wheel is rotated, and then worm gear drives the engaging gear 602c rotations being engaged with, and lifter rack 601 is adjusted with engaging gear 602c realizations Save the function of liftable framework R-2 liftings.It should be noted that it is using the meaning of worm and gear in the present embodiment, in reality After existing windowing function, the angle of windowing is fixed up, realizes self-locking, lifter rack 601 will not be allowed on engaging gear 602c Also stirring back and forth.
In the present embodiment, actuator 602b is that driven by power or electromagnetic drive either type are realized, preferably electricity Machine drives, and motor is connected with worm and gear 602a worm screw, and drives worm screw to rotate.
It should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to preferable The present invention is described in detail embodiment, it will be understood by those within the art that, can be to the technology of the present invention Scheme is modified or equivalent substitution, and without departing from the spirit and scope of technical solution of the present invention, it all should cover in this hair Among bright right.

Claims (10)

  1. A kind of 1. reinforced coal-winning machine efficiently braked, it is characterised in that：Including,
    Cut unit (100), including the first cutting units (U) and the second cutting units (V), both are symmetrical structure, and are set respectively In two side positions of the reinforced coal-winning machine efficiently braked；
    Traction unit (200), it is connected with the cut unit (100), corresponding to first cutting units (U) and the second cutting units (V) there is the first tractive unit (201) and the second tractive unit (202) respectively；
    Control unit (300), it is attached with the traction unit (200) by connector (L), the connector (L) includes First counterpart (L-1) and the second counterpart (L-2), and both are engaged；And
    Hydraulic brake system (700), it is arranged at, and the traction unit (200) is internal, and the hydraulic brake system (700) includes Traction power component (701), traction braking component (702) and traction regulatory component (703), and three cooperates and connected.
  2. 2. the reinforced coal-winning machine according to claim 1 efficiently braked, it is characterised in that：Described control unit (300) Electric cabinet (301) including middle casing (Q-3) and the middle casing (Q-3) inside, the two of the middle casing (Q-3) Inner side end of the side outer face respectively with first tractive unit (201) and the second tractive unit (202) is docked；
    The inner side end of first tractive unit (201) and the second tractive unit (202) is provided with the first counterpart (L-1), institute The outer face for stating middle casing (Q-3) is provided with the second counterpart (L- of occlusion corresponding with first counterpart (L-1) 2)。
  3. 3. the reinforced coal-winning machine according to claim 2 efficiently braked, it is characterised in that：First counterpart (the L- 1) with the second counterpart (L-2) is engaged be attached after, centre stays the space of seam to insert fixture (G) to realize buckle It is fixed；
    The traction unit (200) is connected by the connector (L) with control unit (300) and then carried out using bolt Reinforce.
  4. 4. the reinforced coal-winning machine according to claim 3 efficiently braked, it is characterised in that：The traction power component (701) traction drive part (701a), traction connector (701b) and traction conveying member (701c), the traction drive part are included (701a) is connected with traction conveying member (701c) by drawing connector (701b), and is drawn connector (701b) penetrability and passed through Conveying member (701c) center of traction.
  5. 5. the reinforced coal-winning machine according to claim 4 efficiently braked, it is characterised in that：The traction braking component (702) it is connected with the traction conveying member (701c) of the traction power component (701) by drawing connector (701b).
  6. 6. the reinforced coal-winning machine according to claim 5 efficiently braked, it is characterised in that：The traction regulatory component (703) the first traction regulating part (703a) and the second traction regulating part (703b), the first traction regulating part are divided into (703a) is embedded to be arranged in the traction press body (702a) of traction braking component (702), and the first traction regulating part (703a) is arranged at the outside of traction connector (701b), and the second traction regulating part (703b) is arranged at the traction braking The one end of component (702) away from traction conveying member (701c).
  7. 7. the reinforced coal-winning machine according to claim 6 efficiently braked, it is characterised in that：The traction connector (701b) includes traction fixed body (701b-1) and body (701b-2) is transferred in traction, and the traction fixed body (701b-1) is arranged on One end of body (701b-2) is transferred in traction；And
    The first traction groove (701b-3), the second traction groove (701b-4) are provided with the traction connector (701b) and is led Draw external screw thread (701b-6), the first traction groove (701b-3) and second draw groove (701b-4) along traction connector (701b) horizontal direction is symmetricly set on traction connector (701b), and the traction external screw thread (701b-5) is arranged on described lead Draw and transfer body (701b-2) close to traction fixed body (701b-1) one end, the other end that body (701b-2) is transferred in the traction is fixed There is traction to resist disk (701b-6).
  8. 8. the reinforced coal-winning machine according to claim 7 efficiently braked, it is characterised in that：The first traction regulating part (703a) includes traction wear body (703a-10), and the traction wear body (703a-10) is internally provided with the first traction projection (703a-11) and the second traction projection (703a-12), the first traction projection (703a-11) and the second traction projection (703a-12) is in mating connection with the described first traction groove (701b-3) and the second traction groove (701b-4) respectively；
    Also include traction fastener (703a-20) and the first traction brute spring (703a-30), the traction fastener (703a- 20) internal thread is screwed with the traction external screw thread (701b-5) that the traction is transferred on body (701b-2) and is connected, and described first leads Draw brute spring (703a-30) and be arranged on the outside that body (701b-2) other end is transferred in the traction.
  9. 9. the reinforced coal-winning machine according to claim 8 efficiently braked, it is characterised in that：The traction braking component (702) traction installed part (702b) is also included, the traction installed part (702b) passes through described the with traction press body (702a) Draw bolts (703b-1) connection of two traction regulating parts (703b), and the screw rod periphery of draw bolt (703b-1) set the Two traction brute springs (703b-2) are between the traction installed part (702b) and traction press body (702a).
  10. 10. the reinforced coal-winning machine according to claim 9 efficiently braked, it is characterised in that：The traction installed part Draw bolt hole (702b-1) and traction fixing hole (702b-2), and the draw bolt hole (702b-1) are provided with (702b) Set at equal intervals with traction fixing hole (702b-2).
CN201711377466.3A 2017-12-19 2017-12-19 A kind of reinforced coalcutter efficiently braked Active CN107882558B (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2363372A1 (en) * 1973-12-20 1975-06-26 Eickhoff Geb METHOD AND DEVICE FOR CONTROLLING THE FLUID SUPPLY TO THE IRRIGATION NOZZLES OF AN UNDERGROUND EXTRACTION MACHINE
CN201560761U (en) * 2009-11-20 2010-08-25 浦国树 Open-driving hydraulic traction coal mining machine
CN201826840U (en) * 2010-08-11 2011-05-11 西安煤矿机械有限公司 Double-heightening system of coal-winning machine
CN102287185A (en) * 2011-07-16 2011-12-21 西安煤矿机械有限公司 High-power heavy low seam mining machine
CN103590829A (en) * 2013-11-25 2014-02-19 江苏中机矿山设备有限公司 Four-roller coal cutter adopting double-roller cutting parts

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2363372A1 (en) * 1973-12-20 1975-06-26 Eickhoff Geb METHOD AND DEVICE FOR CONTROLLING THE FLUID SUPPLY TO THE IRRIGATION NOZZLES OF AN UNDERGROUND EXTRACTION MACHINE
CN201560761U (en) * 2009-11-20 2010-08-25 浦国树 Open-driving hydraulic traction coal mining machine
CN201826840U (en) * 2010-08-11 2011-05-11 西安煤矿机械有限公司 Double-heightening system of coal-winning machine
CN102287185A (en) * 2011-07-16 2011-12-21 西安煤矿机械有限公司 High-power heavy low seam mining machine
CN103590829A (en) * 2013-11-25 2014-02-19 江苏中机矿山设备有限公司 Four-roller coal cutter adopting double-roller cutting parts

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