CN102828465B - Process and complete equipment for crushing road and bridge pavement by high-pressure reciprocating abrasive jet - Google Patents
Process and complete equipment for crushing road and bridge pavement by high-pressure reciprocating abrasive jet Download PDFInfo
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- CN102828465B CN102828465B CN201210308197.6A CN201210308197A CN102828465B CN 102828465 B CN102828465 B CN 102828465B CN 201210308197 A CN201210308197 A CN 201210308197A CN 102828465 B CN102828465 B CN 102828465B
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Abstract
A process and complete sets of equipment for crushing a road and a bridge pavement by high-pressure reciprocating abrasive jet flow relate to the technical field of road and bridge pavement crushing, abrasive is added into pure water jet flow to form abrasive jet flow with water, and the road and the bridge pavement are subjected to reciprocating jet flow crushing by the abrasive jet flow at supersonic speed; the complete equipment for crushing the road and bridge surface by using the high-pressure reciprocating abrasive jet flow comprises a high-pressure pump truck, a waterwheel and an operation vehicle, wherein the high-pressure pump truck is connected with the waterwheel through a water inlet hose, and the high-pressure pump truck is connected with the operation vehicle through a high-pressure hose. The invention uses abrasive jet flow to crush the road and bridge road surface, changes the traditional process of crushing the concrete road surface into selective layer-by-layer crushing, greatly reduces the engineering quantity and the operation noise, greatly improves the operation efficiency at the advancing speed of 4m/min and the width of 1.5m, and reduces the generation quantity of wastes.
Description
Technical field:
The present invention relates to crushing technology field, face, road and bridge road, particularly relate to technique and a complete set of equipment that the reciprocal abradant jet of a kind of high pressure pulverizes face, road and bridge road.
Background technology:
The broken hydraulic vibration pricker that adopts at present of concrete road surface that road and bridge safeguard hits technique.Be characterized in the stress propagation because frequent pricker hits, this breaking method must be expand to soffit from upper surface always.Thickly reach more than 400mm, concrete or asphalt pavement are fractured into ratchel completely and become waste product, and construction works amount is huge, and have no to select to face, road.
Summary of the invention:
The object of the invention is to that its top layer is realized to concrete or asphalt pavement and pulverize destruction, namely only oxide layer, cracking zone, top layer are removed, namely need not thoroughly destroy the thick-layer not yet lost efficacy, especially protect the following thick-layer of steel mesh reinforcement not to be destroyed.So just considerably reduce construction volume, and avoid the generation of a large amount of waste product, achieve face, a removing road damaged layer; Because water jet operation does not have stress propagation, the maintenance of this successively disintegrating process to face, road especially bridge floor has major application and is worth.It arbitrarily can be crushed to required face, the road degree of depth, only has the maintenance engineering of the degree of depth within the 100mm of top layer particularly important to a large amount of.
Technical problem to be solved by this invention realizes by the following technical solutions.
The reciprocal abradant jet of high pressure pulverizes technique and a complete set of equipment in face, road and bridge road, it is characterized in that: add abrasive material by pure water jets, makes itself and water form abradant jet, utilize the abradant jet of hypersonic velocity to carry out reciprocal jet mill to face, road and bridge road.
Described a complete set of equipment comprises high pressure pump truck, waterwheel and working vehicle three part, and described high pressure pump truck is connected by water supply hose with between waterwheel, and described high pressure pump truck is connected by high-pressure hose with between working vehicle; Wherein, high pressure pump truck is the power source had a style of one's own as high pressure water jet equipment, water source car provides the clear water being enough to work continuously more than a hour, working vehicle as executing agency integrate control, walking, abradant jet reciprocating working, mechanism oscillation adjustment and sealing noise reduction.
Described working vehicle main body is the minicar being provided with abrasive material case, minicar front end connects swingable substrate by cylinder, substrate outer face is arranged guide rail and tooth bar, mounting plate on guide rail, fixed motor and sprayer body on fixed head, through high-pressure water pipe in the middle of sprayer body, through abrasive material pipe in the middle of two high-pressure water pipe, described high-pressure water pipe is connected mixing nozzle with abrasive material pipe lower end, the gear wheel that described sprayer body outer wall is installed by bearing engages with the pinion be arranged on motor, described canine tooth wheel and rack engagement.
Ball is provided with between described fixed head and guide rail.
High-pressure water jet makes it move back and forth by mechanism, in addition the reach of power car, just reaches the engineer applied object in face, nappe flip length road while relying on its powerful hitting power concrete or asphalt pavement to be pulverized.But because flow is less, operating efficiency is lower under same power for pure water jets, for this reason, common quartz sand (river sand) will be added in pure water jets, it is made to form abradant jet with the hypersonic velocity same with water, the intervention of this corrasion, flow jet work pressure is reduced by 50%, also just the jet flow under Same Efficieney unit is doubled; And improve operating efficiency exponentially, the decline of pressure also drastically increases the operational reliability of a complete set of equipment.Meanwhile, the intervention of abrasive material, makes the corresponding decline of the power of the assembling unit, as at below 300kW, reaches energy-conservation object.
Equipment operating procedure:
Diesel engine unit drives high-pressure pump from water source car suction clear water, in order to ensure that high service and water source clean, at the preposition micro centrifugal pump of high-pressure pump and strainer; Water under high pressure is through actuated overflow valve, and high-pressure hose forms abradant jet operation to working vehicle.
The guide rail that substrate is arranged and tooth bar, provide sprayer body to move back and forth at 1.5m fabric width; Substrate is three swings under cylinder action, and realize working vehicle walking step-length 300mm, after namely current sprayer body completes 3 reciprocating motions (three row operations), working vehicle is 300 ~ 450mm voluntarily.
The present invention's application abradant jet is pulverized face, road and bridge road and the through thickness fragmentation of traditional handicraft to concrete road surface is changed into and selectively successively to pulverize, considerably reduce engineer operation amount and working-noise, drastically increase operating efficiency with the wide cut of the gait of march of 4m/min and 1.5m simultaneously, decrease the generation of refuse, the intervention of corrasion, flow jet work pressure is reduced by 50%, also just the jet flow under Same Efficieney unit is doubled; And improve operating efficiency exponentially, the decline of pressure also drastically increases the operational reliability of a complete set of equipment; Meanwhile, the intervention of abrasive material, makes the corresponding decline of the power of the assembling unit (as at below 300kW), reaches energy-conservation object.
Accompanying drawing illustrates:
Fig. 1 is the structural representation of a complete set of equipment;
Fig. 2 is the structural representation of working vehicle's sprayer body;
Fig. 3 is the schematic diagram that working vehicle's sprayer body waves.
Detailed description of the invention:
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the present invention further.
The reciprocal abradant jet of high pressure pulverizes a complete set of equipment in face, road and bridge road,
As shown in Figure 1, a complete set of equipment comprises high pressure pump truck 1, waterwheel 2 and working vehicle 3 three part, is connected, is connected between high pressure pump truck 1 with working vehicle 3 by high-pressure hose 4 between high pressure pump truck 1 with waterwheel 2 by water supply hose 5.
As Fig. 2, shown in Fig. 3, working vehicle's main body is the minicar being provided with abrasive material case, minicar front end connects swingable substrate 13 by cylinder 14, substrate 13 outer face is arranged guide rail 6 and tooth bar 11, mounting plate 2 on guide rail 6, fixed motor 1 and sprayer body 3 on fixed head 2, through high-pressure water pipe 5 in the middle of sprayer body 3, through abrasive material pipe 4 in the middle of high-pressure water pipe 5, high-pressure water pipe 5 is connected mixing nozzle 8 with abrasive material pipe 4 lower end, the gear wheel 9 that sprayer body 3 outer wall is installed by bearing 7 engages with the pinion 10 be arranged on motor 1, gear wheel 9 engages with tooth bar 11, ball 12 is provided with between fixed head 2 and guide rail 6.
The overall driving by motor 1 rotating of shower nozzle makes it depend on tooth bar 11 to move back and forth, and both are connected to be led by guide rail 6 and realize the linear relative movement of gear wheel 9 and tooth bar 11 by fixed head 2; From high-pressure water pipe 5(hard tube) center puts abrasive material pipe 4; Water under high pressure (puts 6 (operating) water nozzles by annular high voltage nozzle, Φ 1.0 ~ 2.0mm) form high-pressure water jet, the vacuum injection that its high speed water speed is formed dry abrasive material (quartz sand) mixing vertically downward, through the high-pressure abradant jet current of mixing nozzle 8, operation is hit in face, Zheng Dui road, reaches the object pulverizing top layer, face, road; Shower nozzle entirety and reciprocator are placed in together within rubber or hairbrush encapsulant double team, the chip that can prevent abradant jet operation from producing splashes, and shields working-noise preferably again.
The feeding abrasive material of working vehicle is dry quartz sand injection feed, because supply line is short out, based on current, with Sha Weifu, under the injection of large discharge high-speed jet, is easy to suction dried abrasive material bottom sandbox.A sieve plate funnel structure is designed, for the continuous supply of abrasive material creates conditions in sandbox bottom; In addition, putting a ball valve as sand valve on sandpipe road, quantitatively regulating abrasive material flow, reach the optimum Match of efficiency of construction and abrasive material.
More than show and describe general principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and manual just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (2)
1. the reciprocal abradant jet of high pressure pulverizes an a complete set of equipment for face, road and bridge road technique, it is characterized in that: add abrasive material by pure water jets, makes itself and water form abradant jet, utilize the abradant jet of hypersonic velocity to carry out reciprocal jet mill to face, road and bridge road;
Described a complete set of equipment comprises high pressure pump truck, waterwheel and working vehicle three part, and described high pressure pump truck is connected by water supply hose with between waterwheel, and described high pressure pump truck is connected by high-pressure hose with between working vehicle;
Described working vehicle main body is the minicar being provided with abrasive material case, minicar front end connects swingable substrate by cylinder, substrate outer face is arranged guide rail and tooth bar, mounting plate on guide rail, fixed motor and sprayer body on fixed head, through high-pressure water pipe in the middle of sprayer body, through abrasive material pipe in the middle of two high-pressure water pipe, described high-pressure water pipe is connected mixing nozzle with abrasive material pipe lower end, the gear wheel that described sprayer body outer wall is installed by bearing engages with the pinion be arranged on motor, described canine tooth wheel and rack engagement.
2. the reciprocal abradant jet of high pressure pulverizes a complete set of equipment of face, road and bridge road technique according to claim 1, it is characterized in that: be provided with ball between described fixed head and guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210308197.6A CN102828465B (en) | 2012-08-27 | 2012-08-27 | Process and complete equipment for crushing road and bridge pavement by high-pressure reciprocating abrasive jet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210308197.6A CN102828465B (en) | 2012-08-27 | 2012-08-27 | Process and complete equipment for crushing road and bridge pavement by high-pressure reciprocating abrasive jet |
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| Publication Number | Publication Date |
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| CN102828465A CN102828465A (en) | 2012-12-19 |
| CN102828465B true CN102828465B (en) | 2015-09-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210308197.6A Active CN102828465B (en) | 2012-08-27 | 2012-08-27 | Process and complete equipment for crushing road and bridge pavement by high-pressure reciprocating abrasive jet |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109680596A (en) * | 2019-01-22 | 2019-04-26 | 徐州世通重工机械制造有限责任公司 | A kind of mechanical device using high-pressure water jet breaking concrete road surface |
| CN111691281A (en) * | 2020-06-19 | 2020-09-22 | 滨州学院 | Device for breaking concrete layer on pavement by subsonic particle flow impact and construction method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4683684A (en) * | 1985-10-22 | 1987-08-04 | Electric Power Research Institute, Inc. | High pressure fluid jet apparatus for cutting and removing pavement |
| CN2830499Y (en) * | 2005-07-20 | 2006-10-25 | 李发玉 | Crushing appts of road crusher |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE0801398L (en) * | 2008-06-16 | 2009-08-04 | Conjet Ab | Machine for machining a surface |
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2012
- 2012-08-27 CN CN201210308197.6A patent/CN102828465B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4683684A (en) * | 1985-10-22 | 1987-08-04 | Electric Power Research Institute, Inc. | High pressure fluid jet apparatus for cutting and removing pavement |
| CN2830499Y (en) * | 2005-07-20 | 2006-10-25 | 李发玉 | Crushing appts of road crusher |
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| CN102828465A (en) | 2012-12-19 |
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Address after: 230031 No. 888 Changjiang West Road, Hefei, Anhui Patentee after: HEFEI GENERAL MACHINERY RESEARCH INSTITUTE Co.,Ltd. Address before: 230031 No. 888 Changjiang West Road, Hefei, Anhui Patentee before: HEFEI GENERAL MACHINERY Research Institute |