CN108018761A - A kind of synchronous chip sealer of a variety of media of spread - Google Patents
A kind of synchronous chip sealer of a variety of media of spread Download PDFInfo
- Publication number
- CN108018761A CN108018761A CN201711334794.5A CN201711334794A CN108018761A CN 108018761 A CN108018761 A CN 108018761A CN 201711334794 A CN201711334794 A CN 201711334794A CN 108018761 A CN108018761 A CN 108018761A
- Authority
- CN
- China
- Prior art keywords
- tanks
- tank
- medium
- pipe
- asphalt
- 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
Links
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 15
- 239000010426 asphalt Substances 0.000 claims abstract description 42
- 239000007921 spray Substances 0.000 claims abstract description 32
- 229920001971 elastomer Polymers 0.000 claims abstract description 22
- 238000010438 heat treatment Methods 0.000 claims abstract description 16
- 238000005183 dynamical system Methods 0.000 claims abstract description 9
- 208000002925 dental caries Diseases 0.000 claims description 11
- 238000005192 partition Methods 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 abstract description 8
- 238000010276 construction Methods 0.000 abstract description 7
- 239000004575 stone Substances 0.000 abstract description 6
- 239000011527 polyurethane coating Substances 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000005484 gravity Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract 2
- 239000010410 layer Substances 0.000 description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000004814 polyurethane Substances 0.000 description 6
- 229920002635 polyurethane Polymers 0.000 description 6
- 239000011241 protective layer Substances 0.000 description 6
- 230000035882 stress Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 3
- 238000009408 flooring Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000002955 isolation Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 239000004970 Chain extender Substances 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 229920001730 Moisture cure polyurethane Polymers 0.000 description 1
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000003471 anti-radiation Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- -1 increases Thick dose Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/12—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for distributing granular or liquid materials
- E01C19/16—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for distributing granular or liquid materials for applying or spreading liquid materials, e.g. bitumen slurries
- E01C19/17—Application by spraying or throwing
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/12—Grating or flooring for bridges; Fastening railway sleepers or tracks to bridges
- E01D19/125—Grating or flooring for bridges
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Machines (AREA)
Abstract
The invention discloses a kind of synchronous chip sealer of a variety of media of spread, including chassis, asphalt tank, AB medium tanks, pipe-line system, heat-conducting oil heating system, dynamical system, feed bin, AB medium spray heads frame, rubber asphalt jet nozzle, preceding dispenser, rear dispenser, rear control box；The chassis rear cabin is provided with asphalt tank；The asphalt tank tank top is provided with agitating device, and asphalt tank rear portion is provided with AB medium tanks；The AB medium tanks rear portion is provided with pipe-line system；The pipe-line system rear portion is provided with heat-conducting oil heating system, and pipe-line system lower part is provided with dynamical system；The heat-conducting oil heating system rear portion is provided with feed bin；The present invention can meet the construction technology that polyurethane coating technique is combined with rubber asphalt crushed stone sealing technique, and compact with complete vehicle structure, and turning maneuverability, maintaining is convenient, and reliability is high, reasonable gravity distribution and high efficient construction.
Description
Technical field
The present invention relates to a kind of synchronous chip sealer of a variety of media of spread, belongs to highway maintenance with building technical field.
Background technology
Since reform and opening-up, China's road and bridge cause is grown rapidly, and bridge deck works proposes higher to waterproof material
It is required that setting waterproof layer in bridge floor, it can effectively obstruct water and penetrate into inside floorings, slow down steel in the aging and floorings of floorings
The corrosion of muscle, so as to achieve the purpose that to improve bridge deck concrete durability.
Polyurethane waterproof material is made of component A and B component, and component A is base polyurethane prepolymer for use as, and B component is curing agent, increases
Thick dose, chain extender, the liquid of color stuffing composition, stored respectively using preceding component A and B component, it is mixed according to design proportioning during use
It is rapid after closing uniformly to cure, there is good water resistance, tensile strength and cryogenic property after curing.In Roadway Construction, gather
After urethane is sprayed on bridge deck structure concrete surface, one layer of polyurethane coating is formed on bridge floor, bridge floor can be made to prevent with good
Water-based energy, anti-low-temperature cracking line switching performance, the adhesive property of upper and lower surface.
Rubber asphalt crushed stone sealing is that one kind dispenses one layer of list immediately after one layer of rubber asphalt sprays in basic unit or surface layer
One Stone, the thin layer sealing formed after rolling, can close the fine cracks of basic unit or surface layer, prevent water enchroachment (invasion) approach
Face, while rubber asphalt has excellent elasticity, mainly there is that water resistance is good, anti-radiation crackle compared with ordinary gravel sealing
By force, the advantages that durability is good, widely uses generally as the waterproof layer and stress absorbing layer on road surface.
Polyurethane coating is combined with rubber asphalt crushed stone sealing, is used on high-grade bridge floor, forms a floor height
Energy complex waterproof layer, stress absorbing layer, protective layer, polyurethane form two-layer compound waterproof layer with rubber asphalt, it can be ensured that waterproof
Performance, while have and can be used as stress absorbing layer, protective layer, can meet high-grade Roadway Construction requirement, but at present for, lack
A kind of a kind of few synchronous chip sealer that can dispense a variety of different mediums at the same time.
The content of the invention
The invention aims to solve the deficiency of prior art problem, there is provided a kind of synchronous sealing of a variety of media of spread
Car.To reach above-mentioned purpose, the present invention is implemented according to following technical scheme：
A kind of synchronous chip sealer of a variety of media of spread, including chassis, asphalt tank, AB medium tanks, pipe-line system, conduction oil
Heating system, dynamical system, feed bin, AB medium spray heads frame, rubber asphalt jet nozzle, preceding dispenser, rear dispenser, rear operation
Case；The chassis rear cabin is provided with asphalt tank；The asphalt tank tank top is provided with agitating device, and asphalt tank rear portion is set
It is equipped with AB medium tanks；The AB medium tanks rear portion is provided with pipe-line system；The pipe-line system rear portion is provided with heat-conducting oil heating
System, pipe-line system lower part are provided with dynamical system；The heat-conducting oil heating system rear portion is provided with feed bin；The feed bin lower part
AB medium spray heads frame and rubber asphalt jet nozzle are provided with, feed bin rear lower portion is provided with preceding dispenser and rear dispenser, feed bin
Afterbody is provided with rear control box.
Further, the AB medium tanks are by A tanks, A tank agitating devices, B tanks, B tanks agitating device, insulating layer, coil pipe group
Into being mutually independent tank body between A tanks and B tanks, be welded to connect by centre housing；A tanks outside B tanks with setting
There is insulating layer, A tanks are provided with multilayer coil pipe with B tanks bottom.
Further, the AB medium spray heads frame is made of main spray arm and two secondary spray arms, including A cavitys, B chambers
Body, A nozzles, B nozzles, big trochanter, partition plate, are separated by partition, independently of each other, A nozzles and B between the A cavitys and B cavitys
Nozzle arranges two rows altogether；Secondary spray arm can be folded up and be unfolded laterally by the big trochanter.
Further, the A tanks agitating device is identical with B tank agitating device structures, is vertical stirring, is set on agitating shaft
It is equipped with two layers of agitating vane.
Compared with prior art, a kind of synchronous chip sealer of a variety of media of spread of the present invention, can dispense a variety of differences at the same time
Polyurethane coating, can be combined, is used on high-grade bridge floor by the material of medium with rubber asphalt crushed stone sealing, form one
Floor height performance complex waterproof layer, stress absorbing layer, protective layer, polyurethane form two-layer compound waterproof layer with rubber asphalt, can be true
Water resistance is protected, while has and can meet high-grade Roadway Construction requirement as stress absorbing layer, protective layer.Have at the same time
Complete vehicle structure is compact, turning maneuverability, and maintaining is convenient, and reliability is high, and reasonable gravity distribution and construction efficiency height etc. are excellent
Point.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of the synchronous chip sealer of a variety of media of spread of the present invention：
1st, chassis, 2, asphalt tank, 3, AB medium tanks, 4, pipe-line system, 5, heat-conducting oil heating system, 6, dynamical system, 7,
Feed bin, 8, AB medium spray head framves, 9, rubber asphalt jet nozzle, 10, preceding dispenser, 11, rear dispenser, 12, rear control box.
Fig. 2 is the structure diagram of AB medium tanks of the present invention：
3-1, A tank, 3-2, A tank agitating device, 3-3, B tank, 3-4, B tank agitating device, 3-5, agitating vane, 3-6, insulation
Layer, 3-7, coil pipe.
Fig. 3 is the structure diagram of AB medium spray heads frame of the present invention：
8-1, A cavity, 8-2, B cavity, 8-3, A nozzle, 8-4, B nozzle, 8-5, big trochanter, 8-6, partition plate.
Embodiment
With reference to specific embodiment, the invention will be further described, and the illustrative examples of the invention are only used for explaining
The present invention, but it is not as a limitation of the invention.
As shown in Figure 1, a kind of synchronous chip sealer of a variety of media of spread of the present embodiment, 1 rear cabin of chassis
Asphalt tank 2 is provided with, asphalt tank 2 has double fire tube heating functions, while tank top is provided with agitating device, can effectively prevent
Rubber asphalt isolation precipitation, 2 rear portion of asphalt tank are provided with AB medium tanks 3, and 3 rear portion of AB medium tanks is provided with pipe-line system 4, pipe
System 4 rear portion in road is provided with heat-conducting oil heating system 5, and 4 lower part of pipe-line system is provided with dynamical system 6, and dynamical system 6 is whole
Equipment provides power, and 5 rear portion of heat-conducting oil heating system is provided with feed bin 7, and 7 lower part of feed bin is provided with AB medium spray heads frame 8
With rubber asphalt jet nozzle 9,7 rear lower of feed bin is provided with preceding dispenser 10 and rear dispenser 11, and 7 afterbody of feed bin is grasped after being provided with
Make case 12.
The structure diagram of AB medium tanks of the present invention is illustrated in figure 2, the AB medium tanks are used to store the A containing polyurethane
Medium and medium B, have agitating function and heating function, by A tank 3-1, A tank agitating device 3-2, B tank 3-3, B tank agitating devices
3-4, insulating layer 3-6, coil pipe 3-7 are formed, and are mutually independent tank bodies between A tank 3-1 and B tanks 3-3, are welded by centre housing
Connect in succession, it is ensured that will not mutually be penetrated between medium A and medium B, A tank 3-1 agitating devices and B tank 3-3 agitating device structure phases
Together, it is vertical stirring, two layers of agitating vane 3-5, A tank 3-1 tank body is provided with agitating shaft with being set outside B tank 3-3 tank bodies
Conduction oil can be passed through by having insulating layer 3-6, A tank 3-1 tank bodies that B tank 3-3 tank bases are provided with multilayer coil pipe 3-7, coil pipe 3-7
Tank body is heated.
The structure diagram of AB medium spray heads frame of the present invention is illustrated in figure 3, the AB medium spray heads frame is by main spray arm
Formed with two secondary spray arms；AB medium spray heads frame is used for medium A and is sprayed with medium B, is sprayed by A cavity 8-1, B cavitys 8-2, A
Head 8-3, B nozzle 8-4, big trochanter 8-5, partition plate 8-6 compositions；Between A cavity 8-1 and B cavitys 8-2 by partition plate 8-7 by its every
Open, independently of each other, be passed through medium A during sprinkling in A cavitys 8-1, medium A is sprayed by A nozzles 8-3, and B is passed through in B cavitys 8-2
Medium, B media are sprayed by B nozzles 8-4, and A nozzles 8-3 and B nozzles 8-4 arranges two rows altogether；Big trochanter 8-5 can spray pair
Spill arm to be folded up and be laterally unfolded, in work progress, secondary spray arm can be unfolded laterally, reach maximum spread width；
In driving conditions, secondary spray arm can be folded up, ensure traffic safety.
During a kind of synchronous chip sealer work of a variety of media of spread of the present invention：After the garage is sailed to destination, start dynamic
Force system 6,1 driver's cabin rear of chassis are equipped with asphalt tank 2, and asphalt tank 2 is provided with double fire tube heating functions, and 2 tank deck of asphalt tank has
Agitating device, can prevent rubber asphalt isolation precipitation；Medium A containing polyurethane and medium B are respectively placed in AB tanks 3,
Start A tank agitating device 3-2 and be equipped with multilayer coil pipe 3-7 with the lower section of B tank agitating device 3-4, AB tank body 3, pass through heat-conducting oil heating
System 5 heats tank body, ensures that medium is in fluid state in AB tanks 3；Insulating layer 3-6 is provided with 3 tank body of AB tanks, can
To reduce scattering and disappearing for heat, while isolated between A tanks 3-1 and B tanks 3-3 by partition plate, ensure that two media before use will not
It is mutually mixed；Then rubble is added in feed bin 7, by preceding dispenser 10, rear dispenser 11 uniformly dispenses rubble；Wherein exist
Rubber asphalt in asphalt tank 2 is transported to rubber asphalt jet nozzle 9 by pipe-line system 4, and the medium A in AB tanks 3 is led to medium B
Cross pipe-line system 4 and be transported to AB medium spray heads frame 8；Big trochanter 8-5 on AB medium spray heads frame 8 can roll over secondary spray arm upwards
Fold and be unfolded laterally, in work progress, secondary spray arm can be unfolded laterally, reach maximum spread width；In driving conditions,
Secondary spray arm can be folded up, ensure traffic safety.Pass through rubber asphalt jet nozzle 9, AB medium spray heads frame 8 and dispenser phase
Be used in combination, rear set rear control box 12 can control dispense doses number；So as to by polyurethane coating with
Rubber asphalt crushed stone sealing is combined, and is used on high-grade bridge floor, forms a floor height performance complex waterproof layer, stress absorption
Layer, protective layer, polyurethane form two-layer compound waterproof layer with rubber asphalt, it can be ensured that water resistance, while have to be used as and answer
Power absorbed layer, protective layer, meet high-grade Roadway Construction requirement.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the invention, for the skill of this area
For art personnel, the invention may be variously modified and varied.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should all be included in the protection scope of the present invention.
Claims (4)
1. a kind of synchronous chip sealer of a variety of media of spread, including chassis (1), asphalt tank (2), AB medium tanks (3), pipe-line system
(4), heat-conducting oil heating system (5), dynamical system (6), feed bin (7), AB medium spray heads frame (8), rubber asphalt jet nozzle (9),
Preceding dispenser (10), rear dispenser (11), rear control box (12)；Chassis (1) rear cabin is provided with asphalt tank (2)；
Asphalt tank (2) tank top is provided with agitating device, and asphalt tank (2) rear portion is provided with AB medium tanks (3)；The AB medium tanks
(3) rear portion is provided with pipe-line system (4)；Pipe-line system (4) rear portion is provided with heat-conducting oil heating system (5), pipe-line system
(4) lower part is provided with dynamical system (6)；Heat-conducting oil heating system (5) rear portion is provided with feed bin (7)；Under the feed bin (7)
Portion is provided with AB medium spray heads frame (8) and rubber asphalt jet nozzle (9), and feed bin (7) rear lower portion is provided with preceding dispenser (10)
With rear dispenser (11), feed bin (7) afterbody is provided with rear control box (12).
A kind of 2. synchronous chip sealer of a variety of media of spread according to claim 1, it is characterised in that the AB medium tanks
By A tanks (3-1), A tanks agitating device (3-2), B tanks (3-3), B tanks agitating device (3-4), insulating layer (3-6), coil pipe (3-7) group
Into being mutually independent tank body between A tanks (3-1) and B tanks (3-3), be welded to connect by centre housing；A tanks (3-1) tank body with
Insulating layer (3-6) is provided with outside B tanks (3-3) tank body, A tanks (3-1) tank body is provided with multilayer disc with B tanks (3-3) tank base
Manage (3-7).
A kind of 3. synchronous chip sealer of a variety of media of spread according to claim 1, it is characterised in that the AB media spray
Head frame (8) is made of main spray arm and two secondary spray arms, including A cavitys (8-1), B cavitys (8-2), A nozzles (8-3), B spray
Head (8-4), big trochanter (8-5), partition plate (8-6), between the A cavitys (8-1) and B cavitys (8-2) by partition plate (8-6) every
Open, independently of each other, arrangement is two rows of altogether with B nozzles (8-4) for A nozzles (8-3)；The big trochanter (8-5) can by secondary spray arm to
It is upper to fold and be unfolded laterally.
A kind of 4. synchronous chip sealer of a variety of media of spread according to claim 2, it is characterised in that the A tanks stirring
Device is identical with B tank agitating device structures, is vertical stirring, and two layers of agitating vane (3-5) is provided with agitating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711334794.5A CN108018761A (en) | 2017-12-07 | 2017-12-07 | A kind of synchronous chip sealer of a variety of media of spread |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711334794.5A CN108018761A (en) | 2017-12-07 | 2017-12-07 | A kind of synchronous chip sealer of a variety of media of spread |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108018761A true CN108018761A (en) | 2018-05-11 |
Family
ID=62073650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711334794.5A Pending CN108018761A (en) | 2017-12-07 | 2017-12-07 | A kind of synchronous chip sealer of a variety of media of spread |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108018761A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113818315A (en) * | 2021-11-22 | 2021-12-21 | 宁波路宝科技实业集团有限公司 | Special vehicle |
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|---|---|---|---|---|
| JP2002275820A (en) * | 2001-03-16 | 2002-09-25 | Handa Kikai Kk | Asphalt solution spraying device |
| CN1416963A (en) * | 2001-10-03 | 2003-05-14 | 优尔外衣制造股份有限公司 | Adhering, sealing and painling sprayer assembly |
| CN2910998Y (en) * | 2006-08-18 | 2007-06-13 | 黄卫 | Multi-group interface binding material spreader |
| CN201381464Y (en) * | 2009-02-19 | 2010-01-13 | 鞍山森远路桥股份有限公司 | Rubber asphalt sprinkling vehicle |
| CN201933388U (en) * | 2011-01-25 | 2011-08-17 | 天津城建滨海路桥有限公司 | Distribution structure for epoxy asphalt distribution truck |
| CN202881823U (en) * | 2012-11-15 | 2013-04-17 | 秦皇岛市思嘉特专用汽车制造有限公司 | Multipurpose synchronous gravel seal coat vehicle |
| CN203795278U (en) * | 2014-03-19 | 2014-08-27 | 河南高远公路养护设备股份有限公司 | Asphalt spraying vehicle with folding and swinging asphalt spraying frame |
| CN106400657A (en) * | 2016-05-17 | 2017-02-15 | 山东大山路桥工程有限公司 | Seal coat spreading facility and spreading method |
| CN212223536U (en) * | 2020-04-30 | 2020-12-25 | 李春晖 | Synchronous sealing vehicle for spreading various media |
| CN114150551A (en) * | 2021-03-26 | 2022-03-08 | 李春晖 | Synchronous sealing vehicle for spraying various media |
-
2017
- 2017-12-07 CN CN201711334794.5A patent/CN108018761A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002275820A (en) * | 2001-03-16 | 2002-09-25 | Handa Kikai Kk | Asphalt solution spraying device |
| CN1416963A (en) * | 2001-10-03 | 2003-05-14 | 优尔外衣制造股份有限公司 | Adhering, sealing and painling sprayer assembly |
| CN2910998Y (en) * | 2006-08-18 | 2007-06-13 | 黄卫 | Multi-group interface binding material spreader |
| CN201381464Y (en) * | 2009-02-19 | 2010-01-13 | 鞍山森远路桥股份有限公司 | Rubber asphalt sprinkling vehicle |
| CN201933388U (en) * | 2011-01-25 | 2011-08-17 | 天津城建滨海路桥有限公司 | Distribution structure for epoxy asphalt distribution truck |
| CN202881823U (en) * | 2012-11-15 | 2013-04-17 | 秦皇岛市思嘉特专用汽车制造有限公司 | Multipurpose synchronous gravel seal coat vehicle |
| CN203795278U (en) * | 2014-03-19 | 2014-08-27 | 河南高远公路养护设备股份有限公司 | Asphalt spraying vehicle with folding and swinging asphalt spraying frame |
| CN106400657A (en) * | 2016-05-17 | 2017-02-15 | 山东大山路桥工程有限公司 | Seal coat spreading facility and spreading method |
| CN212223536U (en) * | 2020-04-30 | 2020-12-25 | 李春晖 | Synchronous sealing vehicle for spreading various media |
| CN114150551A (en) * | 2021-03-26 | 2022-03-08 | 李春晖 | Synchronous sealing vehicle for spraying various media |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113818315A (en) * | 2021-11-22 | 2021-12-21 | 宁波路宝科技实业集团有限公司 | Special vehicle |
| CN113818315B (en) * | 2021-11-22 | 2022-06-03 | 宁波路宝科技实业集团有限公司 | Special vehicle |
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