CN1231641C

CN1231641C - Combined stirrer-spreader

Info

Publication number: CN1231641C
Application number: CN 01114413
Authority: CN
Inventors: 冯钢
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-04-16
Filing date: 2001-04-16
Publication date: 2005-12-14
Anticipated expiration: 2021-04-16
Also published as: CN1363740A

Abstract

The present invention discloses a combined mixing and paving machine which is composed of a chassis 20 and a double-cone mixing drum 36 fixedly arranged on the chassis 20, wherein the front end of the chassis is fixedly provided with a hopper 16, and the upper part is fixedly provided with the mixing drum 36. A material lifting mechanism 13 connected with the hopper 16 is arranged on a feed opening 1 of the mixing drum 36, and a discharge opening 5 of the mixing drum 36 is communicated with one end of a vertical spiral propeller 11 arranged on the lower side of the mixing drum 36. A discharge opening 12 arranged on the lower side of the other end of the vertical spiral propeller 11 is communicated with the middle of a transverse spiral material distributor 22, and the lower side of the transverse spiral material distributor 22 is provided with a raw material spreading tank. The back side of the transverse spiral material distributor 22 is provided with a leveling plate 24. The combined stirring and spreading machine can continuously mix and pave a road surface on road construction site.

Description

Combined stirrer-spreader

The present invention relates to a kind of highway machinery, particularly a kind of combined stirrer-spreader that is used for the highway pavement construction.

Along with the high-grade highway mileage is on the increase, overweight transportation and usefulness increase, make the highway pavement well damage, highway maintenance work is very important, the highway feature be many, the line length of point, wide, safeguard construct very inconvenient, especially do not have construction equipment preferably, highway maintenance does not catch up with the needs of development, does not more guarantee the requirement of quality.At present, family unit has developed more advanced asphalt pavement conserving equipment surplus in the of domestic existing ten, though these product brands differ, but it is similar on the function, basically be to mix and stir, mainly be divided into two kinds of forms based on pitch, the one, plant mixing method, by large-scale mixing apparatus, be installed in the fixed location, the asphalt concrete that mixes and stirs is transported to the job location by automobile, pave again, but have several respects shortcoming, transportation is inconvenient first; Second heat-insulating property is difficult to guarantee, causes the waste material phenomenon many: three every cost height.The 2nd, the small-sized method of now mixing adopts the simple lorry mounted mixer of tradition, must artificial honesty go into raw material, and labor strength is big, waste is big, efficient is low, environment pollution is serious.

The object of the present invention is to provide a kind of combined stirrer-spreader that can carry out continuous stirring and paving concrete pavement at the construction of the highway scene.

The object of the present invention is achieved like this: the front end in chassis 20 is fixed with hopper 16, chassis 20 tops are fixed with mixing drum 36, the crane tool 13 that feed hopper 15 is installed on the charging aperture 1 of mixing drum 36 and joins with hopper 16, the discharging opening 5 of mixing drum 36 communicates with an end of the longitudinal spiral propeller 11 that is arranged on mixing drum 36 downsides, the discharging opening 12 of the other end downside setting of longitudinal spiral propeller 11 communicates with the middle part of horizontal spiral distributor 22, laterally spiral distributor 22 is the opposite borded pile of the hand of spiral from the middle part to both sides, laterally the downside of spiral distributor 22 is provided with the raw material groove that paves, and laterally the rear side of spiral distributor 22 is equipped with fortune dull and stereotyped 24.On the fortune dull and stereotyped 24 sensor 23 is installed, the both sides of mixing drum 36 are equipped with pitch case 21, pitch case 21 is provided with temperature controller 30 and bitumen aggregate ratio controller 31, feed hopper 15 1 sides are sleeved on the charging aperture 1, crane tool 13 is installed in the feed hopper 15, crane tool 13 adopts the built-in electric cylinder, the opposite side of feed hopper 15 is provided with for the installing hole that conveyer belt 14 is installed, conveyer belt 14 1 ends and hopper 16 other end that joins joins with the built-in electric cylinder 13 that is installed in the feed hopper 15, the dust mouth of the deduster 27 that install on the top of feed hopper 15 communicates with the inner chamber of mixing drum 36, is set with burner 26 on the afterbody burner interface 10 of mixing drum 36.Can be set with dust cover along conveyer belt 14 on the conveyer belt installing hole of feed hopper 15, conveyer belt 14 adopts shelves limit feed belt, and motor 18 drives mixing drum 36 and rotates, and electronic 19 drive longitudinal spiral propeller 11 rotates.Chassis 20 installs the chassis of driver behavior chamber 3 for side, the opposite side of driver behavior chamber 28 is equipped with crane tool and driving motor, adopt electric energy to drive each device, adopt the PLC programmable controller, realize the Automatic Control process, major technique cooperates, then send signal with sensor 23, infrared rays temperature controller 30 is adjusted temperature automatically, and bitumen aggregate ratio controller 33 and pitch flow device 32 are used, and controls automatically, when bitumen aggregate ratio and drop temperature reach good condition, adjust automatically and mix and stir, all motors all adopt import frequency converter 29 to regulate, and whole working enters data display unit, and record overall process working condition.The mixing drum 36 of combined stirrer-spreader of the present invention adopts the compound mixing drum of a kind of bicone, its big cone mixing drum 6 is packed on the chassis 20, the waist of bocca drying 3 is sleeved in the big cone mixing drum 6, bocca drying 3 oppositely cooperates installation with big 6 one-tenth coaxial lines of cone mixing drum, charging aperture 1 is established in the end than small end of bocca drying 3, the bigger end inner chamber of the cone of bocca drying 3 places in the big cone mixing drum 6, and the bigger end inner chamber of the cone of bocca drying 3 is provided with discharging opening 9 and communicates with the inner chamber of big cone mixing drum 6, and outer wall is provided with fixedly stirring vane 7, and the downside of the bigger end of big cone mixing drum 6 is provided with discharging opening 5.Bocca drying 3 be provided with transmission device 2 than the small end neck, the bigger end of bocca drying 3 is provided with burner interface 10, big cone mixing drum 6 two ends and bocca drying 3 joints are respectively installed with bearing 4.The transmission device 2 that installs than the small end outside of bocca drying 3 is gear ring, bocca drying 3 inwalls are provided with guide vane 8, guide vane 8 in the bocca drying 3 is with to be packed in bocca drying 3 stirring vane 7 its angles outward opposite, and the bigger end inner chamber of the cone of bocca drying 3 becomes reverse taper with bocca drying 3 inner chambers.

In sum, advantage of the present invention is:

1, owing to mechanically designed the device that can carry out the continuous stirring raw material and the raw material that paves at the construction field (site) at same, and be installed on the chassis, and realized electromechanical integration, thereby the present invention moves fast, flexible operation does not need hand charging, can mix and stir continuously, pave, alleviated labor strength, its efficient is higher.It can carry out, and the heated bitumen concrete mixes and stirs, floating asphalt-ing mixes and stirs and cement concrete is mixed and stirred, and paves to damaging the road surface.

2, because of the deduster dust mouth of installing on charging aperture top communicates with the inner chamber of mixing drum, dust is recycled, also do not polluted simultaneously to environment.

3, the raw material because of heat drying directly paves after mixing and stirring on the road surface, and the raw material of higher temperature paves on old pavement, can melt the pitch on old pavement top layer, thereby can be bonding with old pavement preferably, and heat is imitated utilization rate and improved, and can improve pavement quality.

The invention will be further described below in conjunction with drawings and Examples.

Fig. 1 is a front view of the present invention;

Fig. 2 is a vertical view of the present invention;

Fig. 3 is a mixing part of the present invention structural principle schematic diagram;

Fig. 4 is an electric control system fundamental diagram of the present invention.

By Fig. 1 to 4 as can be known, the hopper 16 that chassis 20 front ends install is to be used for the splendid attire raw material, comprises the raw material of directly unloading down from the tipping lorry; Chassis 20 tops install the compound mixing drum 36 of a kind of bicone, its big cone mixing drum 6 is packed on the chassis 20, the waist of bocca drying 3 is sleeved in the big cone mixing drum 6, bocca drying 3 oppositely cooperates installation with big 6 one-tenth coaxial lines of cone mixing drum, the transmission device 2 that is provided with than the small end neck of bocca drying 3 is gear ring, can drive bocca drying 3 by motor 18 rotates, charging aperture 1 is established in the end than small end of bocca drying 3, the palpus raw materials mixed enters bocca drying 3 thus and carries out drying and stirring, mixture in the bocca drying 3 is along with the rotation of bocca drying 3 and the tapering of dependence bocca drying 3 travel forward, and entering big cone mixing drum 6 inner chambers by discharging opening 9, the stirring vane 7 through being packed on the bocca drying 3 stirs, draw together and utilize big cone mixing drum 6 inner chamber taperings to make mixture flow to the downside discharging opening 5 of big cone mixing drum 6 bigger ends.The burner interface 10 of the bigger end of bocca drying 3 can be used for the raw material in dry and the heating bocca drying 3 for connecting burner 26, and it is in order to run well that big cone mixing drum 6 two ends and bocca drying 3 joints are respectively installed with bearing 4.The guide vane 8 of bocca drying 3 inwalls can make raw material form the material curtain in tube, more help drying and stirring, guide vane 8 in the bocca drying 3 is with to be packed in bocca drying 3 stirring vane 7 its angles outward opposite, direction is mobile in accordance with regulations then can to make raw material, and the bigger end of the cone of bocca drying 3 end inner chamber becomes reverse taper with bocca drying 3 inner chambers be that raw materials can flow out from discharging opening 9 better in the bocca drying 3 in order to make.

On the charging aperture 1 of mixing drum 36, feed hopper 15 is installed, it is built-in electric cylinder 13 that the crane tool is installed in the feed hopper 15, conveyer belt 14 1 ends and hopper 16 join, the other end then joins with the built-in electric cylinder 13 that is installed in the feed hopper 15 by the conveyer belt installing hole of feed hopper 15, drives conveyer belt 14 by built-in electric cylinder 13 raw material in the hopper 16 is sent in the feed hopper 1; The downside discharging opening 5 of the big cone mixing drum 6 bigger ends of mixing drum 36 communicates with an end of the longitudinal spiral propeller 11 that is arranged on mixing drum 36 downsides, the discharging opening 12 of the other end downside setting of longitudinal spiral propeller 11 communicates with the middle part of horizontal spiral distributor 22, laterally spiral distributor 22 is the opposite borded pile of direction so that push raw material to both sides along spiral distributor 22 inner chambers from the middle part to both sides, laterally the downside of spiral distributor 22 is provided with the raw material groove that paves, and laterally the fortune flat board 24 installed of the rear side of spiral distributor 22 mainly is that the raw material that will pave is wipeed off.The sensor of installing on the fortune dull and stereotyped 24 23 is mainly used in the perception paving thickness, the both sides of mixing drum 36 are equipped with pitch case 21, pitch case 21 is provided with temperature controller 30 and bitumen aggregate ratio controller 31, the dust mouth of the deduster 27 that install on the top of feed hopper 15 communicates with the inner chamber of mixing drum 36, can recycle dust, also can effectively prevent to pollute.Can be in order to prevent that better the raw material dust on the conveyer belt 14 from dispersing along conveyer belt 14 suit dust covers on the conveyer belt installing hole of feed hopper 15, conveyer belt 14 adopts shelves limit feed belt can carry material better, the bocca drying 3 that motor 18 drives mixing drum 36 rotates, electronic 19 drive longitudinal spiral propeller 11 rotates, the aggregate bin 12 that raw material is advanced into tailstock portion while stirring by spiral propeller again to horizontal spiral distributor 22 with the raw material road surface that paves, flat by fortune dull and stereotyped 24 again according to paving thickness fortune.Chassis 20 adopts side to install the chassis of driver behavior chamber 3, and the opposite side of driver behavior chamber 28 is installed crane tool 13 and driving

motor

18,19.

Embodiment 1, and generating electricity by chassis power power taking drive generator 17 from gearbox drives the various devices of this equipment, working condition of each device of driver behavior chamber 28 control operations as the power supply of this equipment.Damaging the road surface site operation, install dump skip 16 in the place ahead of car, hopper 16 has thrust wheel, so that bear big weight, shipping by tipping truck, a grade building stones tipping bucket for preparing unloads material bin 16 slowly, carry material conveyer belt 14 by the shelves limit and building stones are sent into charging aperture 1 by built-in electric cylinder 13 rotation conveyer belts 14, enter bocca drying 3, reducing motor 18 runnings simultaneously, drive the fixed teeth wheel rim 2 of bocca drying 3, bocca drying 3 is rotated in a clockwise direction, burner 26 is some fire drying building stones automatically, building stones form the material curtain and slowly move into big cone mixing drum 6 backward in bocca drying 3, extract pitch from pitch case 14 out by bitumenpump, spray into big cone mixing drum 6 make building stones evenly with pitch sticking with, stir forward by stirring vane, building stones and pitch are evenly stirred, and push discharging opening 5 to, falling into longitudinal spiral propeller 11 carries out mixing and stirring the second time and is pushed into aggregate bin 12 behind the car, arrive horizontal spiral distributor 22 again, rotate simultaneously about spiral distributor, with the raw material road surface that paves, according to paving thickness, adjust fortune flat board 24 automatically by sensor 23, each device works well, dedusting dirt device 27 is started working, dust in the building stones is blown into big cone mixing drum 6 mixes and stirs simultaneously, avoid dust to fly upward everywhere, cause environment pollution with the pitch building stones.

Embodiment 2, and this machine mainly drives each device by electric energy, adopts the PLC programmable controller, realizes the Automatic Control process.Major technique cooperates, then send signal with sensor 23, infrared rays temperature controller 30 is adjusted temperature automatically, bitumen aggregate ratio controller 33 and pitch flow device 32 are used, automatically control, when bitumen aggregate ratio and drop temperature reach good condition, adjust automatically and mix and stir, all motors all adopt import frequency converter 29 to regulate, whole working enters data display unit, and record overall process working condition, as bitumen aggregate ratio, paving thickness, temperature, mileage, output provides science data for highway maintenance, and the present invention is a kind of high-tech product of electromechanical integration in fact, at home initiative.

Embodiment 3, carry material when elevator and fall into charging aperture 1, building stones enter bocca drying 3, drive gear ring 2 rotations by reducing motor, bocca drying 3 makes building stones form the material curtain, flow backward along fixed blade 8 in the tube, at this moment, be installed on the burner interface 10 of bocca drying 3 burner automatically igniting building stones are dried, building stones flow into discharging opening 9 subsequently, fall in the big cone mixing drum 6, because of bocca drying 3 less than big cone mixing drum 6, bocca is counter mounted on big cone mixing drum 6 centers, big cone mixing drum 6 is fixing, 3 rotations of bocca drying, transmission device 2 and rolling bearing 4 be at the low-temperature space of bocca drying 3, and stirring vane 7 its angles outer with being packed in bocca drying 3 of the guide vane 8 in the bocca drying 3 are opposite, so during rotation, make the building stones of having been dried move and force to make building stones to mix and stir, push discharging opening 5 dischargings to stirring vane along opposite direction.

Claims

1, a kind of combined stirrer-spreader, it comprises chassis [20], it is characterized in that: the front end of chassis [20] is fixed with hopper [16], chassis [20] top is fixed with mixing drum [36], feed hopper [15] and crane tool [13] are installed on the charging aperture [1] of mixing drum [36], crane tool [13] joins with hopper [16], the discharging opening [5] of mixing drum [36] communicates with an end of the longitudinal spiral propeller [11] that is arranged on mixing drum [36] downside, and the other end downside of longitudinal spiral propeller [11] is provided with discharging opening [12]; The discharging opening [12] of longitudinal spiral propeller [11] communicates with the middle part of horizontal spiral distributor [22], laterally spiral distributor [22] is the opposite borded pile of the hand of spiral from the middle part to both sides, laterally the downside of spiral distributor [22] is provided with the raw material groove that paves, and laterally the rear side of spiral distributor [22] is equipped with fortune dull and stereotyped [24].

2, according to the described combined stirrer-spreader of claim 1, it is characterized in that: the both sides of mixing drum [36] are equipped with pitch case [21], pitch case [21] is provided with temperature controller [30] and bitumen aggregate ratio controller [31], fortune is equipped with sensor [23] on dull and stereotyped [24], feed hopper [15] one sides are sleeved on the charging aperture [1], crane tool [13] is installed in the feed hopper [15], crane tool [13] adopts the built-in electric cylinder that joins by conveyer belt [14] and hopper [16], the opposite side of feed hopper [15] is provided with for the installing hole that conveyer belt [14] is installed, conveyer belt [14] one ends and hopper [16] other end that joins joins with the built-in electric cylinder [13] that is installed in the feed hopper [15], the dust mouth of the deduster [27] that install on the top of feed hopper [15] communicates with the inner chamber of mixing drum [36], is set with burner [26] on the afterbody burner interface [10] of mixing drum [36].

3, according to the described combined stirrer-spreader of claim 2, it is characterized in that: the conveyer belt installing hole upper edge conveyer belt [14] of feed hopper [15] is set with dust cover, conveyer belt [14] is a shelves limit feed belt, motor [18] drives mixing drum [36] and rotates, and electronic [19] drive longitudinal spiral propeller (11] rotate.

4, according to claim 1,2, or 3 described combined stirrer-spreader, it is characterized in that: chassis [20] installs the chassis of driver behavior chamber [28] for side, the opposite side of driver behavior chamber [28] is used for installation and comprises crane tool and driving motor, adopt electric energy to drive each device, adopt the PLC programmable controller, realize the Automatic Control process, major technique cooperates, adopt sensor [23] to send signal, infrared rays temperature controller [30] is adjusted temperature automatically, bitumen aggregate ratio controller [33] and pitch flow device [32] are used, automatically control, adjust automatically when bitumen aggregate ratio and drop temperature reach good condition and mix and stir, all motors all adopt import frequency converter [29] to regulate, whole working enters data display unit, and record overall process working condition.

5, according to the described combined stirrer-spreader of claim 1, it is characterized in that: big cone mixing drum [6] is packed on the chassis [20], the waist of bocca drying [3] is sleeved in the big cone mixing drum [6], bocca drying [3] becomes coaxial line oppositely to cooperate installation with big cone mixing drum [6], charging aperture [1] is established in the end than small end of bocca drying [3], the bigger end inner chamber of the cone of bocca drying [3] places in the big cone mixing drum [6], and the bigger end inner chamber of the cone of bocca drying [3] is provided with discharging opening [9] and communicates with the inner chamber of big cone mixing drum [6], and outer wall is provided with fixedly stirring vane [7], and the downside of the bigger end of big cone mixing drum [6] is provided with discharging opening [5].

6, according to the described combined stirrer-spreader of claim 5, it is characterized in that: bocca drying [3] be provided with transmission device [2] than the small end neck, the bigger end of bocca drying [3] is provided with burner interface [10], and big cone mixing drum [6] two ends and bocca drying [3] joint are respectively installed with bearing [4].

7, according to the described combined stirrer-spreader of claim 6, it is characterized in that: the transmission device [2] that installs than the small end neck of bocca drying [3] is a gear ring, bocca drying [3] inwall is provided with guide vane [8], guide vane [8] in the bocca drying [3] is with to be packed in bocca drying [3] its angle of stirring vane [7] outward opposite, and the bigger end of the cone end inner chamber of bocca drying [3] becomes reverse taper with bocca drying [3] inner chamber.