CN107476176A - A kind of municipal works asphalt pavement joint cutting prosthetic device - Google Patents
A kind of municipal works asphalt pavement joint cutting prosthetic device Download PDFInfo
- Publication number
- CN107476176A CN107476176A CN201710618721.2A CN201710618721A CN107476176A CN 107476176 A CN107476176 A CN 107476176A CN 201710618721 A CN201710618721 A CN 201710618721A CN 107476176 A CN107476176 A CN 107476176A
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- Prior art keywords
- shaft
- support base
- gear
- rotary shaft
- municipal works
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Classifications
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- 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
- E01C23/0966—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 filling or priming, with or without working the surface of the filling or applying particulate material thereto, e.g. for filling the joints of stone-sett paving
- E01C23/0973—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 filling or priming, with or without working the surface of the filling or applying particulate material thereto, e.g. for filling the joints of stone-sett paving with liquid or semi-liquid materials, e.g. crack sealants
- E01C23/098—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 filling or priming, with or without working the surface of the filling or applying particulate material thereto, e.g. for filling the joints of stone-sett paving with liquid or semi-liquid materials, e.g. crack sealants and working the surface of the filling or applying particulate material thereto, e.g. smoothing, gritting
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a kind of municipal works asphalt pavement joint cutting prosthetic device, including support base, storage vat is fixed with the left of support base upper end, agitating shaft is provided with inside storage vat, agitating shaft top is connected with driving pulley, driving pulley left end is connected with driven pulley by belt, rotary shaft is connected with the middle part of driven pulley lower end, rotary shaft bottom is connected with driving gear, driving gear lower end is engaged with driven gear, power transmission shaft is connected with the middle part of driven gear, agitating shaft upper center is connected with drive gear, drive gear right-hand member is engaged with rotation gear, rotary shaft is connected with the middle part of rotation gear right-hand member, crank is connected with the middle part of rotary shaft, sliding sleeve is connected with the middle part of crank, lifting shaft is connected with the middle part of sliding sleeve lower end, lifting shaft lower end is connected with lifting piston, squeeze cylinder is connected with the outside of lifting piston.The present invention, the quality that pitch is repaired on road surface is improved, the orderly blanking to mix asphalt is also realized, avoids the blocking of discharge nozzle, it is practical.
Description
Technical field
The present invention relates to municipal construction equipment technical field, specifically a kind of municipal works are filled with asphalt pavement joint cutting reparation
Put.
Background technology
In China, urban operating mechanism refer in the range of metropolitan district, town (township) planning construction set, based on government responsibility and justice
It is engaged in providing paid or free public product and the various buildings serviced, structures, equipment etc. for resident.Urban life is supporting
Various public infrastructure developments belong to municipal works category, such as common urban road, bridge, subway, for example, with life
The various pipelines living being closely related：Rainwater, sewage, upper water, reclaimed water, electric power (red line is with outer portion), telecommunications, heating power, combustion gas etc.,
The construction of also square, urban afforestation etc., belong to municipal works category.
China is in the rapid development stage, and road is the lifeline of economy, road build and maintenance is even more important, mesh
Before, inserted in asphalt pavement joint cutting after high-temperature heating dissolve into flow regime pitch be it is conventional it is artificial pay embankment formula,
There are various problems in existing asphalt pavement joint cutting repair machine, some itself is simple in construction, unstable firm, easily be damaged in work
It is bad；Some is not in place because discharge nozzle is incubated, and when vehicle transition works, remaining asphalt temperature reduces in pipe, so that secondary
The pitch adhesive property of ejection declines, and cavity easily occurs, it is therefore desirable to improve.
Chinese patent (notification number：CN205775775U) disclose a kind of asphalt pavement joint cutting repair machine, including barrel and
Joint filling shower nozzle, although the device realizes efficiently tamping for road pavement joint-cutting to a certain extent, in actual use process
In, the device asphaltene blanking is uneven, and then influences joint-cutting and tamp quality, while the dress in the blanking process of pitch
The discharge nozzle put can block, and drastically influence the duration progress of whole pavement construction, and practicality is not strong.
The content of the invention
It is an object of the invention to provide a kind of municipal works asphalt pavement joint cutting prosthetic device, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the present invention provides following technical scheme：
A kind of municipal works asphalt pavement joint cutting prosthetic device, including support base, the support base upper end left side are fixed
There is storage vat, agitating shaft is provided with inside storage vat, agitating auger, the agitating shaft top connection are uniformly connected with the outside of agitating shaft
There is driving pulley, driving pulley left end is connected with driven pulley by belt, rotary shaft is connected with the middle part of driven pulley lower end, turns
Moving axis bottom is connected with driving gear, and driving gear lower end is engaged with driven gear, transmission is connected with the middle part of the driven gear
Axle, both ends of the drive shaft are connected with power wheel, and the agitating shaft upper center is connected with drive gear, and drive gear right-hand member is engaged with
Gear is rotated, rotary shaft is connected with the middle part of rotation gear right-hand member, crank is connected with the middle part of rotary shaft, cunning is connected with the middle part of crank
Set, sliding sleeve lower end middle part are connected with lifting shaft, and lifting shaft lower end is connected with lifting piston, and lifting piston lower end is connected with heating
Plate, the lifting piston outside are connected with squeeze cylinder, and feed pipe, squeeze cylinder right side lower end are connected with the middle part of squeeze cylinder lower end
Discharge nozzle is connected with, motor is connected with the middle part of the support base lower end, motor front center is connected with driving pulley,
Driving pulley is connected with rotation belt wheel by belt, and rear end coaxial position is connected with joint-cutting wheel, the support in the middle part of rotation belt wheel
Batteries are connected with the right side of seat upper end, are connected with directive wheel on the right side of the support base lower end, support base right-hand member is connected with control
Bar.
As the further scheme of the present invention：The storage vat inwall is connected with heating collar, and storage vat outer wall is connected with forever
Magnetosphere.
As the further scheme of the present invention：Bearing block is connected with the middle part of the rotary shaft, bearing block right-hand member is fixedly connected
In storage vat.
As the further scheme of the present invention：The first position-limited rack, the first position-limited rack are connected with the middle part of the both ends of the drive shaft
Upper end is connected with support base bottom.
As the further scheme of the present invention：The charging pipe end is connected to storage vat bottom, and discharge nozzle passes through support
Seat face ground, feed pipe and the discharge nozzle middle part are mounted on check valve.
As the further scheme of the present invention：Vertical rod is connected with the right side of the support base upper end, is connected on the left of vertical rod upper end
There is cross bar.
As the further scheme of the present invention：The vertical rod left side central portion is connected with the second position-limited rack, in the second position-limited rack
Portion is connected with lifting shaft.
As the further scheme of the present invention：The 3rd position-limited rack is connected with the left of the cross bar lower end, in the 3rd position-limited rack
Portion is connected with rotary shaft.
As the further scheme of the present invention：The batteries are provided with electric-quantity display device.
As further scheme of the invention：The agitating auger is made up of permeability magnetic material.
Compared with prior art, the beneficial effects of the invention are as follows：
A kind of municipal works asphalt pavement joint cutting prosthetic device, it is rational in infrastructure, it is novel in design, by provided with forever
The effect of magnetosphere and agitating auger, both realized and mix asphalt material in storage vat had been stirred, while also realized pair
The heating of internal asphalt material, the uniformity of blanking pitch is greatly improved, the quality that pitch is repaired on road surface is improved, in addition, passing through
The mutual cooperation of the crank and lifting shaft that are provided with, the orderly blanking to mix asphalt is also realized, avoids the blocking of discharge nozzle,
The efficiency of road surface reparation is substantially increased, meets the needs of municipal works road surface reparation, it is practical.
Brief description of the drawings
Fig. 1 is a kind of structural representation of municipal works asphalt pavement joint cutting prosthetic device.
Fig. 2 is a kind of left view partial structural diagram of support base in municipal works asphalt pavement joint cutting prosthetic device.
Fig. 3 is a kind of top view cross section structural representation of storage vat in municipal works asphalt pavement joint cutting prosthetic device.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than instruction or dark
Show that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, thus it is it is not intended that right
The limitation of the present invention.In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that instruction or hint phase
To importance or the implicit quantity for indicating indicated technical characteristic.Thus, the feature for defining " first ", " second " etc. can
To express or implicitly include one or more this feature.In the description of the invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Refering to Fig. 1~3, in the embodiment of the present invention, a kind of municipal works asphalt pavement joint cutting prosthetic device, including support
Seat 1, the upper end of support base 1 left side is fixed with storage vat 40, for storing pitch mixing material required when joint-cutting is repaired,
The inwall of storage vat 40 is connected with heating collar 5, and for being heated to the pitch inside storage vat 40, the outer wall of storage vat 40 connects
Permanent magnetism circle 3 is connected to, agitating shaft 7, agitating shaft 7 are provided with perpendicular to the magnetic field of agitating auger 6, the inside of storage vat 40 for producing
Outside is uniformly connected with agitating auger 6, and the agitating auger 6 is made up of permeability magnetic material, so that agitating auger 6 is rotating through
Cheng Zhong, magnetic field caused by cutting permanent magnetism circle 3, and then vortex is produced, due to agitating auger, 6 are made as permeability magnetic material, from
And make it that vortex produces Joule heat inside agitating auger 6, and then realize that agitating auger 6 is also real during being stirred
Show the heat effect to bituminous concrete, the top of agitating shaft 7 is connected with driving pulley 10, and the left end of driving pulley 10 passes through
Belt is connected with driven pulley 8, and rotary shaft 4 is connected with the middle part of the lower end of driven pulley 8, and the middle part of rotary shaft 4 is connected with bearing
Seat 2, position-limiting action is carried out for the rotation to rotary shaft 4, so as to ensure that driving gear 33 is nibbled with the accurate of driven gear 34
Close, the right-hand member of bearing block 2 is fixedly connected on storage vat 40, and the bottom of rotary shaft 4 is connected with driving gear 33, under driving gear 33
End is engaged with driven gear 34, and the middle part of driven gear 34 is connected with power transmission shaft 38, connected in the middle part of the both ends of power transmission shaft 38
Have the first position-limited rack 39, for power transmission shaft 38 rotation carry out it is spacing, so as to be further ensured that driving gear 33 with it is driven
The accurate engagement of gear 34, the upper end of the first position-limited rack 39 are connected with the bottom of support base 1, and the both ends of power transmission shaft 38 connection is dynamic
Wheel 35, the upper center of agitating shaft 7 are connected with drive gear 9, and the right-hand member of drive gear 9 is engaged with rotation gear 11, rotary teeth
Take turns and rotary shaft 16 is connected with the middle part of 11 right-hand members, the middle part of rotary shaft 16 is connected with crank 13, and the middle part of crank 13 is connected with sliding sleeve 15, sliding
Cover and be connected with lifting shaft 21 in the middle part of 15 lower ends, the lower end of lifting shaft 21 is connected with lifting piston 27, and the lifting piston 27 can edge
The inwall of squeeze cylinder 22 to move up and down, the lower end of lifting piston 27 is connected with heating plate 26, for realizing to entering squeeze cylinder
Mix asphalt in 22 is heated again, ensure that the mobility of pitch in discharge nozzle 25, and the outside of lifting piston 27 connects
Squeeze cylinder 22 is connected to, is connected with feed pipe 30 in the middle part of the lower end of squeeze cylinder 22, the end of feed pipe 30 is connected to the bottom of storage vat 40
End, discharge nozzle 25 pass through the face ground of support base 1, and the middle part of feed pipe 30 and discharge nozzle 25 is mounted on check valve, and then
Ensure that mix asphalt unidirectionally can only lead in 40 from storing to enter in squeeze cylinder 22 by feed pipe 30, and in squeeze cylinder 22
Mix asphalt unidirectionally can only discharge from discharge nozzle 25, and the right side lower end of squeeze cylinder 22 is connected with discharge nozzle 25, the support
Seat is connected with motor 32 in the middle part of 1 lower end, and the front center of motor 32 is connected with driving pulley 31, and driving pulley 31 passes through
Belt is connected with rotation belt wheel 29, and the rotation middle part rear end coaxial position of belt wheel 29 is connected with joint-cutting wheel 28, for being carried out to joint-cutting
Further finishing so that the pulverized discharge of impurity inside joint-cutting, so as to ensure the quality repaired, on the support base 1
End right side is connected with batteries 23, and the batteries 23 are provided with electric-quantity display device 20, know electric power storage for staff
How much is electricity in pond group 23, reminds people to charge in time, and directive wheel 24 is connected with the right side of the lower end of support base 1, and support base 1 is right
End is connected with control-rod 19, and vertical rod 18 is connected with the right side of the upper end of support base 1, cross bar 14 is connected with the left of the upper end of vertical rod 18,
The left side central portion of vertical rod 18 is connected with the second position-limited rack 17, and the middle part of the second position-limited rack 17 is connected with lifting shaft 21, for rising
Drop axle 21 moves up and down motion and carries out spacing, avoids that double swerve occurs, it is spacing to be connected with the 3rd on the left of the lower end of cross bar 14
Frame 12, the middle part of the 3rd position-limited rack 12 are connected with rotary shaft 16, spacing for the rotation progress to rotary shaft 16, and then ensure to drive
The accurate engagement of moving gear 9 and rotation gear 11.
A kind of municipal works asphalt pavement joint cutting prosthetic device, during work, promoted entirely by control-rod 19
The movement of device, in moving process, power wheel 35 synchronously rotates, so cause power transmission shaft 38 rotate, so as to by from
The effect of moving gear 34 and driving gear 33, driven pulley 8 and driving pulley 10 causes agitating shaft 7 to drive agitating auger 6 to carry out
Rotate, and then realize the heating to the internal mix pitch of storage vat 40 and stirring action, in the rotation process of agitating shaft 7, drive
Moving gear 9 drives rotation gear 11 to be rotated, so that rotary shaft 16 drives crank to enter the rotation of 13 rows, then passes through sliding sleeve
15 effect so that lifting shaft 21 drives lifting piston 27 to be pumped along squeeze cylinder 22, so as to pass through feed pipe 30
Effect the mix asphalt in storage vat 40 is drawn onto in squeeze cylinder 22, then pass through discharge nozzle 25 carry out joint-cutting reparation, behaviour
Make simple, reliability height.The present invention, it is rational in infrastructure, it is novel in design, by provided with permanent magnetism circle 3 and agitating auger 6 effect,
Both realized and mix asphalt material in storage vat 40 be stirred, while also realized the heating to internal asphalt material,
Greatly improve the uniformity of blanking pitch, improve the quality that pitch is repaired on road surface, in addition, by provided with crank 13 and lifting shaft
21 mutual cooperation, the orderly blanking to mix asphalt is also realized, the blocking for 25 pipes that avoid discharging, substantially increase road surface
The efficiency of reparation, the needs of municipal works road surface reparation are met, it is practical.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (7)
1. a kind of municipal works asphalt pavement joint cutting prosthetic device, including support base (1), it is characterised in that the support base
(1) storage vat (40) is fixed with the left of upper end, storage vat (40) inwall is connected with heating collar (5), storage vat (40) outer wall
Permanent magnetism circle (3) is connected with, agitating shaft (7) is provided with inside the storage vat (40), uniformly stirring spiral shell is connected with the outside of agitating shaft (7)
Revolve (6), agitating shaft (7) top is connected with driving pulley (10), and driving pulley (10) left end is connected with driven by belt
Belt wheel (8), driven pulley (8) lower end middle part are connected with rotary shaft (4), bearing block (2) are connected with the middle part of the rotary shaft (4),
Bearing block (2) right-hand member is fixedly connected on storage vat (40), and rotary shaft (4) bottom is connected with driving gear (33), driving tooth
Wheel (33) lower end is engaged with driven gear (34), and power transmission shaft (38), the power transmission shaft are connected with the middle part of the driven gear (34)
(38) the first position-limited rack (39) is connected with the middle part of both ends, the first position-limited rack (39) upper end is connected with support base (1) bottom, the biography
Moving axis (38) both ends are connected with power wheel (35), and agitating shaft (7) upper center is connected with drive gear (9), drive gear
(9) right-hand member is engaged with rotation gear (11), and rotary shaft (16), rotary shaft (16) middle part are connected with the middle part of rotation gear (11) right-hand member
Crank (13) is connected with, sliding sleeve (15) is connected with the middle part of crank (13), lifting shaft (21) is connected with the middle part of sliding sleeve (15) lower end, is risen
Drop axle (21) lower end is connected with lifting piston (27), and lifting piston (27) lower end is connected with heating plate (26), the lifting piston
(27) outside is connected with squeeze cylinder (22), and feed pipe (30) is connected with the middle part of squeeze cylinder (22) lower end, and the squeeze cylinder (22) is right
Side lower end is connected with discharge nozzle (25), is connected with motor (32) in the middle part of support base (1) lower end, before motor (32)
End middle part is connected with driving pulley (31), and driving pulley (31) is connected with rotation belt wheel (29), rotation belt wheel (29) by belt
Middle part rear end coaxial position is connected with joint-cutting wheel (28), and batteries (23) are connected with the right side of support base (1) upper end, described
Directive wheel (24) is connected with the right side of support base (1) lower end, support base (1) right-hand member is connected with control-rod (19).
A kind of 2. municipal works asphalt pavement joint cutting prosthetic device according to claim 1, it is characterised in that it is described enter
Expects pipe (30) end is connected to storage vat (40) bottom, and discharge nozzle (25) passes through support base 1 () face ground, the feed pipe
(30) and in the middle part of discharge nozzle (25) it is mounted on check valve.
A kind of 3. municipal works asphalt pavement joint cutting prosthetic device according to claim 1, it is characterised in that the branch
Vertical rod (18) is connected with the right side of support seat (1) upper end, cross bar (14) is connected with the left of vertical rod (18) upper end.
4. a kind of municipal works asphalt pavement joint cutting prosthetic device according to claim 3, it is characterised in that described vertical
Bar (18) left side central portion is connected with the second position-limited rack (17), and lifting shaft (21) is connected with the middle part of the second position-limited rack (17).
A kind of 5. municipal works asphalt pavement joint cutting prosthetic device according to claim 3, it is characterised in that the horizontal stroke
The 3rd position-limited rack (12) is connected with the left of bar (14) lower end, rotary shaft (16) is connected with the middle part of the 3rd position-limited rack (12).
A kind of 6. municipal works asphalt pavement joint cutting prosthetic device according to claim 1, it is characterised in that the storage
Battery pack (23) is provided with electric-quantity display device (20).
7. a kind of municipal works asphalt pavement joint cutting prosthetic device according to claim 1, it is characterised in that described to stir
Spiral (6) is mixed to be made up of permeability magnetic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710618721.2A CN107476176A (en) | 2017-07-26 | 2017-07-26 | A kind of municipal works asphalt pavement joint cutting prosthetic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710618721.2A CN107476176A (en) | 2017-07-26 | 2017-07-26 | A kind of municipal works asphalt pavement joint cutting prosthetic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107476176A true CN107476176A (en) | 2017-12-15 |
Family
ID=60597903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710618721.2A Withdrawn CN107476176A (en) | 2017-07-26 | 2017-07-26 | A kind of municipal works asphalt pavement joint cutting prosthetic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107476176A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108607876A (en) * | 2018-04-09 | 2018-10-02 | 赵海平 | A kind of crank-type dystopy soil remediation improvement is pulverized and mixed device with soil |
| CN108636791A (en) * | 2018-05-15 | 2018-10-12 | 务川自治县雾青茶业有限公司 | Tea screening device |
| CN108797273A (en) * | 2018-06-12 | 2018-11-13 | 华北水利水电大学 | A kind of new road asphalt production device |
| CN109724386A (en) * | 2018-12-06 | 2019-05-07 | 赖庆生 | A kind of agrochemical multilevel drying chemical industry equipment |
| CN110280579A (en) * | 2019-06-28 | 2019-09-27 | 江苏永联现代农业发展有限公司 | A kind of agricultural pollution soil restoring device |
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| CN108636791A (en) * | 2018-05-15 | 2018-10-12 | 务川自治县雾青茶业有限公司 | Tea screening device |
| CN108797273A (en) * | 2018-06-12 | 2018-11-13 | 华北水利水电大学 | A kind of new road asphalt production device |
| CN109724386A (en) * | 2018-12-06 | 2019-05-07 | 赖庆生 | A kind of agrochemical multilevel drying chemical industry equipment |
| CN110280579A (en) * | 2019-06-28 | 2019-09-27 | 江苏永联现代农业发展有限公司 | A kind of agricultural pollution soil restoring device |
| CN110772174B (en) * | 2019-11-05 | 2021-03-26 | 卢雪峰 | Basketball court timber apron scratch repair equipment |
| CN110772174A (en) * | 2019-11-05 | 2020-02-11 | 卢雪峰 | Basketball court timber apron scratch repair equipment |
| CN111001024A (en) * | 2019-11-28 | 2020-04-14 | 陈晓祥 | Poultry is with portable colony house degassing unit |
| CN110863638A (en) * | 2019-12-04 | 2020-03-06 | 尹与瑗 | Wall body spraying device for construction |
| CN111851215A (en) * | 2020-07-27 | 2020-10-30 | 叶延森 | Asphalt laying device for construction engineering |
| CN111851215B (en) * | 2020-07-27 | 2022-05-10 | 广州永越建筑工程有限公司 | Asphalt laying device for construction engineering |
| CN111927138A (en) * | 2020-08-14 | 2020-11-13 | 山东中恒建设集团有限公司 | Floor paint construction ground treatment device |
| CN111910498A (en) * | 2020-08-19 | 2020-11-10 | 山东鼎鲁建筑有限公司 | Road and bridge crack prosthetic devices |
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| CN112376377A (en) * | 2020-11-06 | 2021-02-19 | 刘杰 | Device capable of solving problems of easy position deviation and uneven glue discharge during pavement joint patching |
| CN114411519A (en) * | 2022-03-10 | 2022-04-29 | 济南市市政工程设计研究院（集团）有限责任公司 | Integrated device for anti-freezing repair of asphalt pavement |
| CN114411519B (en) * | 2022-03-10 | 2023-11-24 | 济南市市政工程设计研究院（集团）有限责任公司 | Asphalt pavement anti-freezing and repairing integrated device |
| CN115030005A (en) * | 2022-06-30 | 2022-09-09 | 李智 | Bituminous paving damage restoration filling device |
| CN115030005B (en) * | 2022-06-30 | 2024-03-19 | 李智 | Asphalt pavement damage repairing and filling device |
| CN118422543A (en) * | 2024-07-01 | 2024-08-02 | 浙江明德建设有限公司 | Asphalt material production stirring system and process for municipal road maintenance |
| CN118422543B (en) * | 2024-07-01 | 2024-09-03 | 浙江明德建设有限公司 | Asphalt material production stirring system and process for municipal road maintenance |
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Application publication date: 20171215 |