CN202157266U - Cement road surface resonance crushing machine - Google Patents

Abstract

The utility model relates to a cement road surface resonance crushing machine, which comprises a resonance system, a dynamic system, a counter weight system and an underpan system. The resonance system comprises a shock excitation device, a resonance beam and a crushing device. The shock excitation device consists of an inertia eccentric vibration motor and a frequency converter. The inertia eccentric vibration motor is fixed at the tail end of the resonance beam. The crushing device consists of a crushing hammer head lug and a hammer head iron which are fixed at the front end of the resonance beam through bolts. The front end of the resonance beam is located by the counter weight system, and the rear end of the resonance beam is suspended on the underpan system through a vibration isolation device. The cement road surface resonance crushing machine has the advantages of effectively solving an installation problem of the resonance beam, effectively reducing effect of vibration impacts on a machine frame, conveniently regulating shock excitation frequency, effectively controlling crushing quality, conveniently providing counter weight and lifting crushing devices for crushing construction, adopting drag type advancing and simplifying the dynamic system and the underpan system, and greatly reducing production cost and later-stage maintenance cost.

Description

The cement pavement resonance crusher

Technical field

The utility model relates to engineering machinery, road building machinery and maintenance of surface mechanical field, is specifically related to a kind of broken cement pavement resonance crusher of cement pavement that is used for.

Background technology

The damaged maintenance issues of cement concrete pavement is the difficult problem of Chinese highway circle of puzzlement always, how old cement pavement is carried out broken construction and becomes the technical problem that highway division must be faced and must solve day by day.

To the problem that old cement pavement is repaired, the U.S. has invented the rubblization technology at first, and this technology obtains large-scale application in the most of states of the U.S. so far.The rubblization technology is through the plant equipment of special use old cement concrete plate to be carried out break process; And make old cement concrete plate become new coagulating cement soil particle through operation such as rolling, form that composition is loose relatively, radian deck relatively uniformly.As basic unit, can thoroughly eliminate new coagulating cement soil particle, improve the reliability and the durability that add new road structure behind the black top at the direct Laying Asphalt Surface Course reflection crack that possibly occur on the old cement concrete pavement of fragmentation.

The rigid pavement rubblization process equipment that uses at present both at home and abroad mainly contains three kinds of hydraulic breakup pick, door cutter formula crushing engine and multi-hammer head breakers.

Hydraulic breakup pick is installed on the digger arm; Work is not stayed the dead angle flexibly when carrying out the broken construction of cement pavement, roadbed is impacted advantage such as little it is widely used in life; But because the crushing efficiency of this mode is low; Fragmentation quality is poor, thereby only is applicable to the pavement breaking of small size, is difficult to the requirement of competent practical applications.

Door cutter formula crushing engine and multi-hammer head breaker; Because of its technology maturation; Manufacturing enterprise is more both at home and abroad, is the more rigid pavement rubblization equipment of using at present both at home and abroad, can carry out large-area construction; But its construction quality and fragmentation quality are often unsatisfactory: at first be the construction quality aspect; Because door cutter formula and dropping hammer of many tups impact type have very big quality, the impact energy of road pavement is very big, directly the uniformity of existing roadbed planeness and compactness and the facility of panel lower floor is damaged; In addition, the shock wave vibratory that produces when door cutter formula crushing engine and multi-hammer head breaker construction is very big, can damage vibration sensing type building on every side easily.Next is the fragmentation quality aspect; Because the weight area that lands is relatively large, during the road pavement construction, through gravity the road surface is cut off and to crack; Be difficult to guarantee once it to be smashed; Though fragmentation is worked or utilized the large-tonnage vibratory roller to cooperate and further pulverize repeatedly, but still is difficult to accomplish the control of the broken shape and size of road pavement, often there is large-size in road table lower part.In addition, if old cement panel is a reinforced concrete structure, be difficult to guarantee the thorough disengaging of reinforcing bar and broken concrete behind the pavement breaking.Therefore, though door cutter formula crushing engine and multi-hammer head breaker are applicable to engineering construction, the existence of the defective of himself still can impact construction quality.

The present application of above equipment is more extensive, but owing to due to the self-defect, after accomplishing the pavement breaking construction, also need handle concrete block and roadbed by other equipment again, thereby causes construction cost to increase and efficiency of construction is hanged down inferior problem.

Summary of the invention

The purpose of the utility model provides a kind of cement pavement resonance crusher, is applicable to the efficiency crushing construction of cement concrete pavement, and has that noise is low, vibratory impulse is little and advantage such as broken size is even.

The utility model is to solve the problems of the technologies described above the technical scheme that is adopted to be: the cement pavement resonance crusher; Mainly include resonator system, dynamical system, Weighting system and chassis system; Resonator system, dynamical system and Weighting system are installed on the chassis system, it is characterized in that:

Resonator system includes excitational equipment, resonant beam and crushing appliance, and excitational equipment is made up of inertia eccentric type vibrating motor and frequency converter, and wherein inertia eccentric type vibrating motor is fixed on the tail end of resonant beam, and the exciting force of broken work is provided; Crushing appliance is made up of broken tup lugs and tup iron, and the two is through being bolted to the resonant beam front end; The front end of resonant beam is located by Weighting system, and the rear end is suspended on the chassis system through isolation mounting.

Press such scheme, described chassis system includes vehicle frame and running gear is formed, and wherein vehicle frame is that steel plate is welded, and running gear is the driven bridge of independent, is installed on the vehicle frame.

Press such scheme; The back support axis hole of one end setting of described resonant beam is equipped with rear trunnion, and the preceding support axis hole of other end setting is equipped with preceding bolster, and described isolation mounting is two rubber absorbers; Be separately fixed at the two ends of rear trunnion, preceding back shaft is connected with Weighting system.

Press such scheme, described Weighting system and vehicle frame are hinged, under the effect of the hydraulic cylinder of Weighting system, can rotate around its fulcrum, have counterweight and castering action concurrently to resonator system.

Press such scheme, also be fixed with hitch frame on the described vehicle frame, advance by the towing vehicle traction.

The excitational equipment of the utility model can make the resonance frequency of excited frequency near cement pavement through the rotating speed of frequency converter manual adjustments vibrating motor.

The Weighting system of the utility model, when fragmentation was constructed, its ballast box was pressed in the supporting body upper surface, supporting body links to each other with the broken end bearing axle of resonant beam through shackle structure, with weight transfer to resonator system, for it provides counterweight; When promoting counterweight, the baffle plate of its ballast box bottom contacts with the supporting body soffit, bears resonator system front end gravity, and crushing appliance is promoted.

After adopting such scheme, the utility model can be realized following effect: adopt installing and locating and the isolation mounting of rubber absorbers as resonant beam and vehicle frame, solved the installation question of resonant beam well, and can effectively reduce the influence of vibratory impulse to vehicle frame; Adopt the vibrating motor that installs frequency converter additional as driving source, can regulate excited frequency easily, effectively controlled fragmentation quality; Adopted the adjustable Weighting system of quality, can counterweight is provided and promote crushing appliance for broken construction easily; Adopt traction to advance, simplified dynamical system and chassis system, greatly reduced cost of production and later period maintenance upkeep cost.Therefore, this utility model is simple in structure, easy to operate, reliable operation, the fragmentation construction of the completion cement pavement that can guarantee both quality and quantity.

Description of drawings

The general structure sketch map of the cement pavement resonance crusher that Fig. 1 provides for the utility model;

The structural representation of the cement pavement resonance crusher resonator system that Fig. 2 provides for the utility model;

The structural representation of the cement pavement resonance crusher Weighting system that Fig. 3 provides for the utility model;

The body frame structure for automotive sketch map of the cement pavement resonance crusher that Fig. 4 provides for the utility model;

The component title that label is represented among the figure: 1-resonator system; The 2-dynamical system; The 3-Weighting system; The 4-chassis system; The 5-vehicle frame; The 6-hitch frame; The 11-excitational equipment; The 12-resonant beam; The 13-crushing appliance; The 14-rubber absorbers; The 31-ballast box; The 32-hydraulic cylinder; 51-vehicle frame column; 52-oil cylinder hanger; 53-counterweight rocker arm shaft bearing; 54-vehicle bridge supporting base; The 55-dashboard; 56-strengthens gusset; The horizontal arm-tie of 57-; The 58-clip; The 61-supporting leg; 111-inertia eccentric type vibrating motor; The 112-motor cabinet; Support axis hole behind the 121-; Support axis hole before the 122-; The broken tup lugs of 131-; 132-tup iron; The 311-supporting body; The 312-baffle plate; 313-diplopore hanger; The 314-rubber strip; 315-counterweight rocking arm; The 316-rocker arm shaft; 317-lifting hanger.

The specific embodiment

Be the utility model embodiment below,, specifically describe the implementation detail of the utility model through the explanation of accompanying drawing and embodiment:

Be illustrated in figure 1 as the general structure sketch map of cement pavement resonance crusher; This resonance crusher mainly partly is made up of resonator system 1, dynamical system 2, Weighting system 3 and chassis system 4 etc., and resonator system, dynamical system and Weighting system are installed on the chassis system.When the utility model carried out the pavement breaking construction by towing vehicle traction, dynamical system 2 provided electric energy for resonator system 1, and Weighting system 3 provides counterweight for resonator system 1, and resonator system 1 generation is vibrated road pavement and carried out fragmentation.

Dynamical system 2 is a diesel generating set, is directly installed on the vehicle frame 5, and it mainly is made up of diesel engine, generator and control flow, and this dynamical system 2 is mainly as the power source of resonator system 1 and Weighting system 3 lifting appliances.

Be illustrated in figure 2 as the concrete structure sketch map of resonator system 1; This resonator system 1 mainly is made up of excitational equipment 11, resonant beam 12 and crushing appliance 13; Excitational equipment 11 is made up of inertia eccentric type vibrating motor 111 and frequency converter; Crushing appliance 13 is made up of with tup iron 132 broken tup lugs 131, and the two through bolt together; Inertia eccentric type vibrating motor 111 is fixed on resonant beam 12 tail ends through special motor cabinet 112, and the exciting force of broken work is provided; Crushing appliance 13 passes through bolton at resonant beam 12 front ends; The front end of resonant beam is located by Weighting system; The rear end is suspended on the chassis system through isolation mounting, and described chassis system includes vehicle frame and running gear is formed, and wherein vehicle frame is that steel plate is welded; Running gear is the driven bridge of independent, is installed on the vehicle frame.

Be drilled with the back on the resonant beam 12 and support axis hole 121 and preceding support axis hole 122; Rear trunnion supports the axis hole 121 from the back and passes; And respectively be fixed with rubber absorbers 14 at the rear trunnion two ends; Rubber absorbers 14 (isolation mounting) are fixedly mounted on the vehicle frame 5 simultaneously, have realized the location of resonator system 1 exciting end, and have played cushioning effect;

Preceding back shaft supports in the axis hole 122 in the past and passes, and is connected with Weighting system 3, realizes the location of resonator system 1 broken end; The back is supported and is vibrated the most weak position when axis hole 121 is in resonant beam 12 vibrations with preceding support axis hole 122; Will be during 111 work of inertia eccentric type vibrating motor to applying harmonic excitation power on the resonant beam 12 tail end vertical directions; This power frequency approaches the intrinsic frequency of resonant beam 12; Support axis hole 121 and the up and down warpage of preceding support axis hole 122 after making resonant beam 12, thereby drive crushing appliance 13 and cement pavement contact-impact for equilbrium position generation near-resonance.

Be illustrated in figure 3 as the structural representation of Weighting system 3, Weighting system 3 mainly is made up of ballast box 31 and hydraulic cylinder 32.Counterweight rocking arm 315 links to each other with vehicle frame 5 through rocker arm shaft 316, and ballast box 31 can rotate around it; Hydraulic cylinder 32 upper ends are suspended on the vehicle frame column 51, and the lower end links to each other with lifting hanger 317, and the flexible ballast box 31 that can make of hydraulic cylinder 32 rotates around rocker arm shaft 316, accomplishes the elevating function of ballast box 31.When fragmentation was constructed, hydraulic cylinder 32 put down ballast box 31, and ballast box 31 is pushed down supporting body 311 upper surfaces, and supporting body 311 is passed to preceding back shaft through the diplopore hanger 313 that is attached thereto with pressure, and then acted on the resonator system 1; When not constructing, hydraulic cylinder 32 is with ballast box 31 pull-ups, and the baffle plate 312 that is fixed on ballast box 31 bottoms is supported on the soffit of supporting body 311, supporting body through diplopore hanger 313 and preceding back shaft with resonator system 1 front end pull-up.

Hydraulic cylinder 32 is single-acting formula oil cylinder, can support and promote ballast box 31.During broken the construction; The road surface produces vibratory impulse to resonator system 1, and vibratory impulse is passed to ballast box 31, oil cylinder 32 pressure releases this moment; There is not hydraulic coupling to exist; Ballast box 31 can freely rotate around its rocker arm shaft 316, cut off vibratory impulse transmission of 5 from ballast box 31 to vehicle frame, plays the vibration isolation effect; Ballast box 31 bottoms and baffle plate 312 upper surfaces stud with rubber strip 314, can effectively relax the vibratory impulse that supporting body 311 transmits when contacting with supporting body 311, play cushioning effect.

Be illustrated in figure 4 as the structural representation of vehicle frame 5, vehicle frame 5 is welded by steel plate, is fixed with the vehicle frame column 51 and the oil cylinder hanger 52 and counterweight rocker arm shaft bearing 53 that support counterweight lift cylinder 32 on it; The frame sides front edge of board is equipped with vehicle bridge supporting base 54, is used for the installation of vehicle bridge; Side plate also is welded with dashboard 55 outward, and interior welds has strengthens gusset 56 to strengthen the structural strength of vehicle frame; The useful clip 58 of laying rubber absorbers 14 of vehicle frame 5 side plate back end design; This clip 58 is a split-type structural; Half the and vehicle frame 5 is welded as a whole; Second half can be pulled down, and the rubber absorbers 14 that are fixed on resonant beam 12 rear trunnion two ends are stuck in wherein the back by bolton, realizes the installing and locating of resonant beam 12 and vehicle frame 5; Damper clip 58 bottoms are welded with horizontal arm-tie 57, and the biside plate bottom of vehicle frame 5 is continuous, in order to the Strengthening bicycle frame lateral stiffness, prevent that the vehicle frame side plate from separating to both sides; Install hitch frame 6 additional at vehicle frame 5 afterbodys, hinged with the towing vehicle towing pin, realize that the traction of crushing engine is advanced; Supporting leg 61 is housed on the hitch frame 6, and the hinged rear support leg 61 of crushing engine and tractor rises, and crushing engine and tractor disengaging rear support leg 61 put down and support vehicle body maintenance balance; Vehicle frame 5 back end design have the platform that generating set is installed, and dynamical system 2 can use bolt on it.

The cement pavement resonance crusher that the utility model provides is based on the intrinsic frequency of cement pavement; Through the resonant beam structure exciting force that excitational equipment produces is acted on crushing appliance; Broken tup generation high frequency is vibrated with cement pavement by a narrow margin contact, thereby excite road surface resonance easily its fragmentation to be disintegrated.This utility model is simple in structure, spatial placement is reasonable, easy to operate, reliable operation, and in shattering process, also has advantages such as vibratory impulse is little, noise is low, the broken size of concrete is even, therefore is fit to very much the rebuilding construction engineering of old cement pavement.

Claims (5)

1. cement pavement resonance crusher; Mainly include resonator system (1), dynamical system (2), Weighting system (3) and chassis system (4); Resonator system (1), dynamical system (2) and Weighting system (3) are installed on the chassis system (4), it is characterized in that:

Resonator system includes excitational equipment (11), resonant beam (12) and crushing appliance (13); Excitational equipment (11) is made up of inertia eccentric type vibrating motor (111) and frequency converter; Wherein inertia eccentric type vibrating motor is fixed on the tail end of resonant beam (12), and the exciting force of broken work is provided; Crushing appliance (13) is made up of broken tup lugs (131) and tup iron (132), and the two is through being bolted to resonant beam (12) front end; The front end of resonant beam (12) is by Weighting system (3) location, and the rear end is suspended on the chassis system (4) through isolation mounting.

2. by the described cement pavement resonance crusher of claim 1; It is characterized in that described chassis system (4) includes vehicle frame (5) and running gear is formed; Wherein vehicle frame (5) is for steel plate is welded, and running gear is the driven bridge of independent, is installed on the vehicle frame (5).

3. by claim 1 or 2 described cement pavement resonance crushers; The back support axis hole (121) that it is characterized in that the end setting of described resonant beam (12) is equipped with rear trunnion; The preceding support axis hole (122) that the other end is provided with is equipped with preceding bolster; Described isolation mounting is two rubber absorbers (14), is separately fixed at the two ends of rear trunnion, and preceding back shaft is connected with Weighting system (3).

4. by the described cement pavement resonance crusher of claim 2, it is characterized in that described Weighting system (3) and vehicle frame (5) are hinged, can have counterweight and castering action concurrently to resonator system (1) around its fulcrum rotation down in the effect of the hydraulic cylinder of Weighting system.

5. by the described cement pavement resonance crusher of claim 2, it is characterized in that also being fixed with on the described vehicle frame (5) hitch frame (6), advance by the towing vehicle traction.

Images