CN108867298A - A kind of cement pavement grooving machine - Google Patents
A kind of cement pavement grooving machine Download PDFInfo
- Publication number
- CN108867298A CN108867298A CN201810767658.3A CN201810767658A CN108867298A CN 108867298 A CN108867298 A CN 108867298A CN 201810767658 A CN201810767658 A CN 201810767658A CN 108867298 A CN108867298 A CN 108867298A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- noise reduction
- grooving machine
- cement pavement
- liquid nitrogen
- Prior art date
- 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.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/09—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges
- E01C23/0906—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges
- E01C23/0926—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges with power-driven tools, e.g. vibrated, percussive cutters
- E01C23/0933—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges with power-driven tools, e.g. vibrated, percussive cutters rotary, e.g. circular-saw joint cutters
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Repair (AREA)
Abstract
The invention discloses a kind of cement pavement grooving machines, are related to building machinery technical field.Including device noumenon;Liquid nitrogen chamber is equipped in device noumenon;Liquid nitrogen bottle bottleneck is fixedly connected by electromagnetic switch with nitrogen tube one end;Motor is connect by shaft coupling with one surface pivots of cutter;Noise reduction bucket week, side was fixedly connected with one surface of device noumenon;Hydraulic telescopic rod week, side connect with one surface activity of noise reduction bucket;One surface of noise reduction bucket is fixedly connected with air intake duct week side;Air intake duct one end is connected to bag-type dust room;Air intake duct one end is fixedly connected with an air-suction cover.The present invention solves the problems, such as that grooving machine can not dedusting under no water source state by bag-type dust collector dry dust removal;By the abatvoix in noise reduction bucket, solve the problems, such as that noise is larger when grooving machine work;By liquid nitrogen plan, cooling work is carried out to cutting sheet, solves the problems, such as that the rapid height of cutting temperature leads to service life reduction.
Description
Technical field
The invention belongs to building machinery technical fields, more particularly to a kind of cement pavement grooving machine.
Background technique
Grooving machine is relatively conventional in pavement engineering work progress, is mainly used on just spreading the cement pavement built up horizontal
To cutting out expansion joint.The work of grooving machine mainly cuts road surface by the high speed rotation of slice, the meeting in this process
It is inevitably generated a large amount of dust, this will influence whether the health of human body, and can also generate in cutting operation larger
Noise.Since the high speed rotation of slice and ground friction will generate a large amount of heat, this can also make cutting temperature suddenly high, serious shadow
Ring the service life to slice.
It constantly waters currently, builder generally requires to the slice of grooving machine, reaches dedusting and slice cooling purpose,
Under efficiency is relatively low, and a large amount of water sources are wasted, but when building geographical location more remote road surface, water source acquisition is difficult,
It can only be routed diversion by the artificial water route that carries out, working strength is very big, consumes a large amount of man power and material.
Summary of the invention
The purpose of the present invention is to provide a kind of cement pavement grooving machines to be solved by bag-type dust collector dry dust removal
Under no water source state grooving machine can not dedusting the problem of;By the abatvoix in noise reduction bucket, when solving grooving machine work
The larger problem of noise;By liquid nitrogen plan, cooling work is carried out to cutting sheet, solving the rapid height of cutting temperature causes the service life to be dropped
Low problem.
In order to solve the above technical problems, the present invention is achieved by the following technical solutions:
The present invention is a kind of cement pavement grooving machine, including device noumenon;Bag-type dust room is equipped in described device ontology;
Liquid nitrogen chamber is equipped in described device ontology;One surface of liquid nitrogen chamber is flexibly connected with liquid nitrogen bottle lower surface;The liquid nitrogen bottle bottle
Mouth is fixedly connected by electromagnetic switch with nitrogen tube one end;Described nitrogen tube one end is fixedly connected with puff prot one end;The dress
One surface of ontology is set to be fixedly connected with one end face of hydraulic telescopic rod;The fixed company in one end face of hydraulic telescopic rod and one surface of motor
It connects;The motor is connect by shaft coupling with one surface pivots of cutter;The cutter are located inside noise reduction bucket;The noise reduction
The all sides of bucket are fixedly connected with one surface of device noumenon;The hydraulic telescopic rod week, side connect with one surface activity of noise reduction bucket;
One surface of noise reduction bucket is fixedly connected with air intake duct week side;Described air intake duct one end is connected to bag-type dust room;The suction
Tracheae one end is fixedly connected with an air-suction cover;The air-suction cover is located inside noise reduction bucket;One table of puff prot face cutter
Face.
Further, one surface of described device ontology is fixedly connected with solar energy electroplax;Storage is equipped in described device ontology
Electric room;One surface of described device ontology is fixedly connected with control panel.
Further, the noise reduction bucket medial surface is fixedly connected with abatvoix;Noise reduction bucket lower surface is fixedly connected with
Hairbrush.
Further, one surface of described device ontology is fixedly connected with pushing hands;One surface of described device ontology is fixedly connected
Several wheels.
Further, one surface of cutter is fixedly connected with temperature inductor.
Further, dust chamber and clean room are equipped in the bag-type dust room;One surface of dust chamber, which is provided with, to be run through
Hole;One surface of clean room is provided with exhaust outlet;One surface of clean room is fixedly connected with pulser;The pulser passes through
Pulse valve is fixedly connected with injection tube;One surface of dust chamber is fixedly connected with several filter bag one end.
Further, one surface of bag-type dust room is fixedly connected with a blower;The blower is fixed with air intake duct one end
Connection.
The invention has the advantages that:
The present invention by bag-type dust collector dry dust removal, solve under no water source state grooving machine can not dedusting ask
Topic;By the abatvoix in noise reduction bucket, solve the problems, such as that noise is larger when grooving machine work;By liquid nitrogen plan, to cutting
Piece carries out cooling work, solves the problems, such as that the rapid height of cutting temperature leads to service life reduction.
Certainly, it implements any of the products of the present invention and does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is a kind of structural schematic diagram of cement pavement grooving machine of the invention;
Fig. 2 is the structural schematic diagram of noise reduction bucket;
In attached drawing, parts list represented by the reference numerals are as follows:
1- device noumenon, 101- bag-type dust room, 102- liquid nitrogen chamber, 103- liquid nitrogen bottle, 104- electromagnetic switch, 105- nitrogen
Pipe, 106- puff prot, 107- hydraulic telescopic rod, 108- motor, 109- cutter, 110- noise reduction bucket, 111- air intake duct, 112- inhale
Gas hood, 113- solar energy electroplax, 114- storage room, 115- control panel, 116- abatvoix, 117- hairbrush, 118- pushing hands, 119- wheel
Son, 120- temperature inductor.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term " aperture ", "upper", "lower", " thickness ", "top", " in ",
Indicating positions or the positional relationship such as " length ", "inner", " surrounding ", are merely for convenience of description of the present invention and simplification of the description, without
It is that the component of indication or suggestion meaning or element must have a particular orientation, is constructed and operated in a specific orientation, therefore not
It can be interpreted as limitation of the present invention.
It please refers to shown in Fig. 1-2, the present invention is a kind of cement pavement grooving machine, including device noumenon 1;In device noumenon 1
Equipped with bag-type dust room 101;Liquid nitrogen chamber 102 is equipped in device noumenon 1;102 1 surface of liquid nitrogen chamber and 103 lower surface of liquid nitrogen bottle are living
Dynamic connection;103 bottleneck of liquid nitrogen bottle is fixedly connected by electromagnetic switch 104 with 105 one end of nitrogen tube;105 one end of nitrogen tube and spray
106 one end of port is fixedly connected;1 one surface of device noumenon is fixedly connected with 107 1 end face of hydraulic telescopic rod;Hydraulic telescopic rod
107 1 end faces are fixedly connected with 108 1 surface of motor;Motor 108 is connect by shaft coupling with 109 1 surface pivots of cutter;
Cutter 109 are located inside noise reduction bucket 110;110 weeks sides of noise reduction bucket are fixedly connected with 1 one surface of device noumenon;Hydraulically extensible
107 weeks sides of bar are connect with 110 1 surface activity of noise reduction bucket;The fixed company in 110 1 surface of noise reduction bucket and 111 weeks sides of air intake duct
It connects;111 one end of air intake duct is connected to bag-type dust room 101;111 one end of air intake duct is fixedly connected with an air-suction cover 112;Air-suction cover
112 are located inside noise reduction bucket 110;106 face cutter of puff prot, 109 1 surface.
Wherein, 1 one surface of device noumenon is fixedly connected with solar energy electroplax 113;Storage room 114 is equipped in device noumenon 1;
1 one surface of device noumenon is fixedly connected with control panel 115;Control panel 115 is electrically connected by conducting wire and electromagnetic switch 104;Control
Plate 115 is electrically connected by conducting wire and temperature sensor 120.
Wherein, 110 medial surface of noise reduction bucket is fixedly connected with abatvoix 116;110 lower surface of noise reduction bucket is fixedly connected with hairbrush
117;Road surface is arrived in 117 lower end of hairbrush, seals the effect of noise reduction bucket 110, and dust and noise is prevented to escape.
Wherein, 1 one surface of device noumenon is fixedly connected with pushing hands 118;1 one surface of device noumenon is fixedly connected with four wheels
119。
Wherein, 109 1 surface of cutter is fixedly connected with temperature inductor 120.
Wherein, dust chamber 121 and clean room 122 are equipped in bag-type dust room 101;121 1 surface of dust chamber, which is provided with, to be run through
Hole 123;122 1 surface of clean room is provided with exhaust outlet 124;122 1 surface of clean room is fixedly connected with pulser 125;Pulser
125 are fixedly connected by pulse valve 126 with injection tube 127;121 1 surface of dust chamber is fixedly connected with two 128 one end of filter bag.
Wherein, 101 1 surface of bag-type dust room is fixedly connected with a blower 129;Blower 128 is fixed with 111 one end of air intake duct
Connection.
The working principle of the present embodiment is:Control panel 115 by hydraulic telescopic rod 107 control cutter 109 rise or under
The height of drop, temperature inductor 120 transmit signals to control panel 115, and control panel 115 controls electromagnetic switch 104, to cutting sheet
109 carry out cooling work, and 110 inside abatvoix 116 of noise reduction bucket reduces noise, and 110 lower surface of noise reduction bucket is fixed with a circle hairbrush
117, road surface is arrived in 117 lower end of hairbrush, seals the effect of noise reduction bucket 110, prevents dust and noise from escaping, air-suction cover 112 is to powder
Dirt is collected, and is discharged after the bag filter purification in bag-type dust room 101.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (7)
1. a kind of cement pavement grooving machine, including device noumenon (1);It is characterized in that:Cloth bag is equipped in described device ontology (1)
Dirt pocket (101);Liquid nitrogen chamber (102) are equipped in described device ontology (1);(102) one surface of liquid nitrogen chamber and liquid nitrogen bottle
(103) lower surface is flexibly connected;Liquid nitrogen bottle (103) bottleneck is fixed by electromagnetic switch (104) and nitrogen tube (105) one end
Connection;Described nitrogen tube (105) one end is fixedly connected with puff prot (106) one end;(1) one surface of described device ontology with it is hydraulic
(107) one end face of telescopic rod is fixedly connected;(107) one end face of hydraulic telescopic rod is fixedly connected with (108) one surface of motor;
The motor (108) is connect by shaft coupling with (109) one surface pivots of cutter;The all sides of the noise reduction bucket (110) and dress
(1) one surface of ontology is set to be fixedly connected;The all sides of the hydraulic telescopic rod (107) are connect with (110) one surface activity of noise reduction bucket;
(110) one surface of noise reduction bucket is fixedly connected with all sides of air intake duct (111);It is removed with cloth bag described air intake duct (111) one end
Dirt room (101) connection;Described air intake duct (111) one end is fixedly connected with an air-suction cover (112).
2. a kind of cement pavement grooving machine according to claim 1, which is characterized in that (1) one surface of described device ontology
It is fixedly connected with solar energy electroplax (113);Storage room (114) are equipped in described device ontology (1);Described device ontology (1) one
Surface is fixedly connected with control panel (115).
3. a kind of cement pavement grooving machine according to claim 1, which is characterized in that noise reduction bucket (110) medial surface
It is fixedly connected with abatvoix (116);Noise reduction bucket (110) lower surface is fixedly connected with hairbrush (117).
4. a kind of cement pavement grooving machine according to claim 1, which is characterized in that (1) one surface of described device ontology
It is fixedly connected with pushing hands (118);(1) one surface of described device ontology is fixedly connected with several wheels (119).
5. a kind of cement pavement grooving machine according to claim 1, which is characterized in that (109) one surface of cutter
It is fixedly connected with temperature inductor (120).
6. a kind of cement pavement grooving machine according to claim 1, which is characterized in that in the bag-type dust room (101)
Equipped with dust chamber (121) and clean room (122);(121) one surface of dust chamber is provided with through hole (123);The clean room
(122) one surfaces are provided with exhaust outlet (124);(122) one surface of clean room is fixedly connected with pulser (125);The arteries and veins
Device (125) are rushed to be fixedly connected by pulse valve (126) with injection tube (127);(121) one surface of dust chamber and several filter bags
(128) one end is fixedly connected.
7. a kind of cement pavement grooving machine according to claim 1, which is characterized in that the bag-type dust room (101) one
Surface is fixedly connected with a blower (129);The blower (128) is fixedly connected with air intake duct (111) one end.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810767658.3A CN108867298A (en) | 2018-07-13 | 2018-07-13 | A kind of cement pavement grooving machine |
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CN201810767658.3A CN108867298A (en) | 2018-07-13 | 2018-07-13 | A kind of cement pavement grooving machine |
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Publication Number | Publication Date |
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CN108867298A true CN108867298A (en) | 2018-11-23 |
Family
ID=64301484
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CN201810767658.3A Pending CN108867298A (en) | 2018-07-13 | 2018-07-13 | A kind of cement pavement grooving machine |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109537423A (en) * | 2018-12-28 | 2019-03-29 | 瑞安市鸿瑞建设工程有限公司 | A kind of cement road repairing machine |
CN110552282A (en) * | 2019-09-07 | 2019-12-10 | 苑张平 | Road surface cutting device for road and bridge construction and use method thereof |
CN110983932A (en) * | 2019-11-27 | 2020-04-10 | 高于程 | Road cutting machine for civil engineering |
CN111549638A (en) * | 2020-06-23 | 2020-08-18 | 马鞍山华鑫财务咨询有限公司 | Municipal administration cement concrete pavement joint-cutting device |
CN114673060A (en) * | 2022-03-22 | 2022-06-28 | 浙江恒炜建设集团有限公司 | Green and environment-friendly road construction device and construction method thereof |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN203346776U (en) * | 2013-06-29 | 2013-12-18 | 广东易山重工股份有限公司 | Pavement grooving machine |
CN205443887U (en) * | 2016-02-26 | 2016-08-10 | 石河子公路管理局 | Highway pavement crack sealing machine |
KR200483937Y1 (en) * | 2016-09-28 | 2017-07-11 | 박준흠 | sidewalk block cutter |
CN206581123U (en) * | 2017-03-09 | 2017-10-24 | 王泽玉 | A kind of road surface slotting machine with dust exhaust apparatus |
CN107366216A (en) * | 2017-08-30 | 2017-11-21 | 卢杰 | A kind of town road cuts joint filling device |
CN207079455U (en) * | 2017-08-28 | 2018-03-09 | 胡再昌 | A kind of pavement cutting machine for reducing airborne dust |
CN108103909A (en) * | 2018-02-06 | 2018-06-01 | 太原科技大学 | A kind of traffic marking descaling machine |
CN108221618A (en) * | 2018-01-10 | 2018-06-29 | 马宁 | A kind of pavement cutting machine for road construction |
-
2018
- 2018-07-13 CN CN201810767658.3A patent/CN108867298A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN203346776U (en) * | 2013-06-29 | 2013-12-18 | 广东易山重工股份有限公司 | Pavement grooving machine |
CN205443887U (en) * | 2016-02-26 | 2016-08-10 | 石河子公路管理局 | Highway pavement crack sealing machine |
KR200483937Y1 (en) * | 2016-09-28 | 2017-07-11 | 박준흠 | sidewalk block cutter |
CN206581123U (en) * | 2017-03-09 | 2017-10-24 | 王泽玉 | A kind of road surface slotting machine with dust exhaust apparatus |
CN207079455U (en) * | 2017-08-28 | 2018-03-09 | 胡再昌 | A kind of pavement cutting machine for reducing airborne dust |
CN107366216A (en) * | 2017-08-30 | 2017-11-21 | 卢杰 | A kind of town road cuts joint filling device |
CN108221618A (en) * | 2018-01-10 | 2018-06-29 | 马宁 | A kind of pavement cutting machine for road construction |
CN108103909A (en) * | 2018-02-06 | 2018-06-01 | 太原科技大学 | A kind of traffic marking descaling machine |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109537423A (en) * | 2018-12-28 | 2019-03-29 | 瑞安市鸿瑞建设工程有限公司 | A kind of cement road repairing machine |
CN109537423B (en) * | 2018-12-28 | 2021-05-25 | 浙江国梁建设有限公司 | Cement road repairing machine |
CN110552282A (en) * | 2019-09-07 | 2019-12-10 | 苑张平 | Road surface cutting device for road and bridge construction and use method thereof |
CN110983932A (en) * | 2019-11-27 | 2020-04-10 | 高于程 | Road cutting machine for civil engineering |
CN111549638A (en) * | 2020-06-23 | 2020-08-18 | 马鞍山华鑫财务咨询有限公司 | Municipal administration cement concrete pavement joint-cutting device |
CN114673060A (en) * | 2022-03-22 | 2022-06-28 | 浙江恒炜建设集团有限公司 | Green and environment-friendly road construction device and construction method thereof |
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Application publication date: 20181123 |