CN208346095U - A kind of modified asphalt production device - Google Patents
A kind of modified asphalt production device Download PDFInfo
- Publication number
- CN208346095U CN208346095U CN201821002127.7U CN201821002127U CN208346095U CN 208346095 U CN208346095 U CN 208346095U CN 201821002127 U CN201821002127 U CN 201821002127U CN 208346095 U CN208346095 U CN 208346095U
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- storage tank
- reaction kettle
- nitrogen
- tank
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Abstract
The utility model discloses a kind of modified asphalt production devices, including matrix pitch storage tank, modifying agent storage tank, emulsifier storage tank, premixing tank, nitrogen device, reaction kettle and finished asphalt develop storage tank, matrix pitch storage tank is connected with the first filter device by the first metering pump, first filter device is connect with premixing tank, modifying agent storage tank is connect by the second metering pump with premixing tank, emulsifier storage tank is connect by third metering pump with premixing tank, it premixes pot bottom and the second filter device is connected with by third valve, second filter device is connect by screw conveying pipe with reaction kettle, high-speed shearing machine and top dress liquidometer are equipped with inside reaction kettle, breather valve and smoke outlet are equipped at the top of reaction kettle, reaction kettle is developed storage tank with finished asphalt by pipeline and is connect, nitrogen device is connect with premixing tank and reaction kettle respectively.The mixing of the utility model modified asphalt production device material is abundant, high production efficiency, heat insulation effect are good, production safety.
Description
Technical field
The utility model relates to asphalt production technical field, in particular to a kind of modified asphalt production device.
Background technique
Modified pitch is to have added to mix outside rubber, resin, high molecular polymer, levigate rubber powder or other fillers etc.
Agent (modifying agent), or take to measures such as pitch mild oxidation processing, so that pitch or the performance of pitch mixing material is changed
Asphalt mixture made of kind.There are two types of the mechanism of modified pitch: first is that changing pitch chemical composition, second is that keeping modifying agent uniform
It is distributed in the network structure for forming certain space in pitch.Since modified pitch has good characteristic, so by widely answering
Use highway pavement laying.But most of asphalt production device whipped form is single at present, mixing effect is bad,
Production efficiency is low, and material proportion is not accurate enough, generally Batch Process, is difficult to realize serialization, produces in enormous quantities, and due to
Inlet oil temperature is higher, can generate a certain amount of glance coal and additive volatile matter, and the additive dust that when charging generates meets open fire
It is quick-fried that sudden strain of a muscle easily occurs, it is totally unfavorable to safety in production and environmental protection, in addition, the heat insulation effect of traditional asphalt process units is not
It is good, cause thermal loss.
Utility model content
To solve problems of the prior art, the utility model provide it is a kind of be mixed sufficiently, production efficiency
It is high, heat insulation effect is good, production safety modified asphalt production device.
A kind of modified asphalt production device that in order to achieve the above purposes, the technical solution adopted by the utility model is:, including base
Matter asphalt storage, modifying agent storage tank, emulsifier storage tank, premixing tank, nitrogen device, reaction kettle and finished asphalt develop storage tank, institute
State matrix pitch storage tank and the first filter device be connected with by the first metering pump, first filter device by pipeline with it is described
Premixing tank connection, the modifying agent storage tank are connect by the second metering pump with the premixing tank, and the emulsifier storage tank passes through the
Three metering pumps are connect with the premixing tank；Blender is equipped with inside the premixing tank, the blender includes being mounted on premixing tank
The stirring rod of top center, the stirring rod are equipped with multilayer and shear paddle, axis of the shearing paddle in the stirring rod
It is uniformly distributed on direction, every layer of shearing paddle is all provided with the blade there are four equidistantly distributed in the horizontal direction, the blade
One end far from stirring rod is equipped with the baffle vertical with blade, and two neighboring baffle is in oppositely arranged；The premix pot bottom
It is connected with the second filter device by third valve, second filter device is connected by screw conveying pipe and the reaction kettle
It connects, high-speed shearing machine and top dress liquidometer is equipped with inside the reaction kettle, is equipped with breather valve and smoke outlet at the top of the reaction kettle,
The reaction kettle is connect by pipeline and the finished asphalt development storage tank, the nitrogen device respectively with the premixing tank and institute
State reaction kettle connection.
Matrix pitch is heated in matrix pitch storage tank, reaches requirement temperature, then will be set by the first metering pump
Good pitch amount, which is transported in the first filter device, to be filtered, and the impurity and foreign matter in high temperature matrix pitch are removed, and then will
In filtered high temperature matrix asphalt delivery to premixing tank, while the second metering pump is defeated by the modifying agent of modifying agent storage tank quantification
It being sent in premixing tank, the emulsifier of emulsifier storage tank quantification is transported in premixing tank by third metering pump, high temperature matrix pitch,
The agitated device stirring in premixing tank of modifying agent and emulsifier, carries out preliminary mixing swelling, it is same that multi-layer oar blade is arranged in blender
When stir, stirring efficiency is high, is more fully mixed, can make material rapid fusion in a short time, in addition, every layer of shearing paddle
Four blades equidistantly distributed, and the baffle that the end of blade is vertical equipped with relative vane in the horizontal direction, and it is adjacent
Two baffles can be further improved stirring efficiency in oppositely arranged, make that material mixes more sufficiently；Premix the object being swollen
Material is transported to the second filter device by the high pressure nitrogen from nitrogen device and carries out secondary filter, removes impurity, filtered
Material is transported in reaction kettle by screw conveying pipe and carries out further dispersion mixing, and material is cut in the high speed of high-speed shearing machine
It under cutting dissipates, is torn and is crushed, so that modifying agent is become molecule and be dispersed in pitch, form stable colloid, together
When, air, pitch in reaction kettle are discharged by breather valve and smoke outlet for the discharge of the low-pressure nitrogen timing from nitrogen device
The impurity such as cigarette and additive volatile matter, to reduce detonation, dodge quick-fried phenomenon, fully dispersed mixed material passes through pipeline
Into finished asphalt development storage tank, swelling development is carried out, avoiding modified pitch, there is a phenomenon where laminated segregations.Material is through premixing tank
It is tentatively stirred, then carries out further mixing dispersion in reaction kettle, sufficiently, syncretizing effect is good for mixing.
Preferably, the nitrogen device includes that nitrogen making machine, nitrogen storage tank, first pressure regulating valve and second pressure are adjusted
Valve, and pressure gauge is equipped in the first pressure regulating valve and second pressure regulating valve, the nitrogen making machine connects the nitrogen
Storage tank, the nitrogen storage tank are connect by pipeline with the first pressure regulating valve, and the first pressure regulating valve passes through first
Valve connects pressure pump, and the pressure pump is connect with the premix pot bottom；The nitrogen storage tank passes through pipeline and described second
Pressure-regulating valve connection, the second pressure regulating valve are connected with the nitrogen tube protruded into reaction kettle by the second valve.
Nitrogen making machine produces nitrogen, is transported to storage, first pressure regulating valve in nitrogen storage tank and nitrogen pressurizes, pass through pressure
Pump is transported to premixing tank, is transported to the second filter device for scattered material is tentatively mixed using high pressure nitrogen, facilitates premix
The discharge of material in tank；Low-pressure nitrogen is transported to inside reaction kettle by second pressure regulating valve by nitrogen tube, is arranged by timing
Low-pressure nitrogen is put, air, glance coal and additive volatilization in reaction kettle can be effectively drained by breather valve and smoke outlet
The impurity such as object, to reduce detonation, dodge quick-fried phenomenon.
Preferably, the gas outlet of the nitrogen tube is 20cm-30cm at a distance from liquid level in the reaction kettle.Nitrogen tube
It gas outlet, can be to the greatest extent by impurity such as air, glance coal and additive volatile matters in reaction kettle away from liquid level 20-30cm
Discharge reduces detonation, dodges quick-fried phenomenon.
Preferably, the lateral wall of the matrix pitch storage tank is equipped with pipe heat exchanger, the heat transfer of the pipe heat exchanger
Medium is conduction oil.Using the flowing heat transfer of conduction oil inside pipe heat exchanger, heat matrix pitch quickly, to meet
The needs of production technology, the heat temperature raising in closed environment avoid matrix pitch because being heated at high temperature and being exposed to sky for a long time
The phenomenon that generating aging in gas.
Preferably, be equipped with insulation board on the premixing tank and the reaction kettle lateral wall, the insulation board with it is described pre-
Closed insulating layer is formed between the side wall of mixed tank, is equipped with more rhizospheres inside the insulating layer and is wound on the premix pot sidewall
Semi-circle tubular heat-conducting oil pipes are formed between the semi-circle tubular heat-conducting oil pipes and the premix pot sidewall for conduction oil flowing
Channel.When heat-conducting oil pipes inside insulation board and insulating layer can effectively prevent material and stop in premixing tank and reaction kettle
Caused by thermal loss, improve the heat insulation effect of device.
Preferably, the high-speed shearing machine includes high speed shear knife inside the reaction kettle and at the top of reaction kettle
Motor, the motor are equipped with gearshift adjustment device, and the gearshift adjustment device is connect with the motor control.Pass through gearshift adjustment device
Controlling motor drives high speed shear swivel dynamic, and material is torn and crushed, made under the high speed shear dispersion of high-speed shearing machine
Modifying agent becomes molecule and is dispersed in pitch, forms stable colloid.
The beneficial effects of the utility model are:
1, material is tentatively stirred through premixing tank, then carries out further mixing dispersion, mixing effect in reaction kettle
Well, mixing is abundant, syncretizing effect is good；The discharge of low-pressure nitrogen timing from nitrogen device, is discharged reaction kettle by breather valve
The impurity such as interior air, glance coal and additive volatile matter can reduce detonation, dodge quick-fried phenomenon；It is fully dispersed mixed
Material is pipelined in finished asphalt development storage tank, is carried out swelling development, is avoided modified pitch that laminated segregation occurs
Phenomenon.
2, the high pressure nitrogen from nitrogen device will can tentatively mix scattered material and be transported to the second filter device,
Facilitate the discharge of material in premixing tank；The discharge of low-pressure nitrogen timing can effectively be drained instead by breather valve and smoke outlet
The impurity such as air, glance coal and the additive volatile matter in kettle are answered, to reduce detonation, dodge quick-fried phenomenon.
3, using the flowing heat transfer of conduction oil inside pipe heat exchanger, heat matrix pitch quickly, to meet life
The needs of production. art, the heat temperature raising in closed environment avoid matrix pitch because being heated at high temperature and being exposed to air for a long time
In and the phenomenon that generate aging.
4, the heat-conducting oil pipes inside insulation board and insulating layer can effectively prevent material in premixing tank and reaction kettle
Thermal loss caused by when stop improves the heat insulation effect of device.
5, controlling motor by gearshift adjustment device drives high speed shear swivel dynamic, high speed shear of the material in high-speed shearing machine
It under dispersion, is torn and is crushed, so that modifying agent is become molecule and be dispersed in pitch, form stable colloid.
6, multi-layer oar blade stirs simultaneously, improves stirring efficiency, is more fully mixed, material can be made quick in a short time
Fusion.
7, four blades equidistantly distributed in the horizontal direction of every layer of shearing paddle, and the end of blade is equipped with opposite leaf
The vertical baffle of piece, and two neighboring baffle can be further improved stirring efficiency in oppositely arranged, make material mixing more
Add sufficiently.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of modified asphalt production device described in the utility model embodiment；
Fig. 2 is the structural schematic diagram of blender described in the utility model embodiment；
Fig. 3 is the cross-sectional view of heat-conducting oil pipes described in the utility model embodiment.
Appended drawing reference:
1, matrix pitch storage tank；2, modifying agent storage tank；3, emulsifier storage tank；4, premixing tank；5, the first filter device；6,
Two filter devices；7, nitrogen device；8, reaction kettle；9, finished asphalt develops storage tank；10, the first metering pump；11, the second metering
Pump；12, third metering pump；13, the second valve；14, the first valve；15, third valve；16, second pressure regulating valve；17,
One pressure-regulating valve；18, pressure pump；19, nitrogen storage tank；20, nitrogen making machine；21, pressure gauge；22, screw conveying pipe；23, nitrogen
Pipe；24, high-speed shearing machine；25, motor；26, high speed shear knife；27, gearshift adjustment device；28, insulation board；29, insulating layer；30,
Heat-conducting oil pipes；31, breather valve；32, smoke outlet；33, top dress liquidometer；34, blender；35, pipe heat exchanger；36, stirring rod；
37, paddle is sheared；38, blade；39, baffle.
Specific embodiment
The embodiments of the present invention are described in detail with reference to the accompanying drawing.
Embodiment 1
As Figure 1-Figure 2, a kind of modified asphalt production device, including matrix pitch storage tank 1, modifying agent storage tank 2, emulsification
Agent storage tank 3, premixing tank 4, nitrogen device 7, reaction kettle 8 and finished asphalt develop storage tank 9, and the matrix pitch storage tank 1 passes through the
One metering pump 10 is connected with the first filter device 5, and first filter device 5 is connect by pipeline with the premixing tank 4, described
Modifying agent storage tank 2 is connect by the second metering pump 11 with the premixing tank 4, and the emulsifier storage tank 3 passes through third metering pump 12
It is connect with the premixing tank 4；Blender 34 is equipped with inside the premixing tank 4, the blender 34 includes being mounted on the top of premixing tank 4
The stirring rod 36 of portion center, the stirring rod 36 are equipped with multilayer and shear paddle 37, and the shearing paddle 37 is in the stirring rod
It is uniformly distributed on 36 axis direction, every layer of shearing paddle 37 is all provided with the blade there are four equidistantly distributed in the horizontal direction
38, the blade 38 is equipped with the baffle 39 vertical with blade 38 far from one end of stirring rod 36, and two neighboring baffle 39 is in anti-
To setting；4 bottom of premixing tank is connected with the second filter device 6 by third valve 15, and second filter device 6 passes through
Screw conveying pipe 22 is connect with the reaction kettle 8, and high-speed shearing machine 24 and top dress liquidometer 33 are equipped with inside the reaction kettle 8,
Breather valve 31 and smoke outlet 32 are equipped at the top of the reaction kettle 8, the reaction kettle 8 is stored up by pipeline and finished asphalt development
Tank 9 connects, and the nitrogen device 7 is connect with the premixing tank 4 and the reaction kettle 8 respectively.
Matrix pitch is heated in matrix pitch storage tank 1, reaches requirement temperature, then will be set by the first metering pump 10
The pitch amount set is transported in the first filter device 5 and is filtered, and removes impurity and foreign matter in high temperature matrix pitch, then
By in filtered high temperature matrix asphalt delivery to premixing tank 4, while the second changing 2 quantification of modifying agent storage tank of metering pump 11
Property agent be transported in premixing tank 4, the emulsifier of 3 quantification of emulsifier storage tank is transported in premixing tank 4 by third metering pump 12, high
Warm matrix pitch, modifying agent and the emulsifier agitated device 34 in premixing tank 4 stir, and carry out preliminary mixing swelling, blender
34 setting multi-layer oar blades stir simultaneously, and stirring efficiency is high, are more fully mixed, can make material rapid fusion in a short time,
In addition, four blades 38 equidistantly distributed in the horizontal direction of every layer of shearing paddle 37, and the end of blade 38 be equipped with it is opposite
The vertical baffle 39 of blade 38, and two neighboring baffle 39 can be further improved stirring efficiency, make material in oppositely arranged
What is mixed is more abundant；It premixes the material being swollen and the second filter device 6 is transported to by the high pressure nitrogen from nitrogen device 7
Progress secondary filter, removes impurity, and filtered material is transported in reaction kettle 8 by screw conveying pipe 22 and is carried out further
Dispersion mixing, material are torn and are crushed, modifying agent is made to become small under the high speed shear dispersion of high-speed shearing machine 24
Grain is dispersed in pitch, forms stable colloid, meanwhile, the discharge of the low-pressure nitrogen timing from nitrogen device 7, by exhaling
It inhales valve 31 and the impurity such as air, glance coal and additive volatile matter in reaction kettle 8 is discharged in smoke outlet 32, to reduce detonation, dodge
Quick-fried phenomenon, fully dispersed mixed material are pipelined in finished asphalt development storage tank 9, carry out swelling development,
Avoiding modified pitch, there is a phenomenon where laminated segregations.Material is tentatively stirred through premixing tank 4, then reaction kettle 8 carry out into
The mixing of one step disperses, and sufficiently, syncretizing effect is good for mixing.
Embodiment 2
As shown in Figure 1, the present embodiment is on the basis of embodiment 1, the nitrogen device 7 includes nitrogen making machine 20, nitrogen storage
Tank 19, first pressure regulating valve 17 and second pressure regulating valve 16, and the first pressure regulating valve 17 and second pressure are adjusted
Be equipped with pressure gauge 21 on valve 16, the nitrogen making machine 20 connects the nitrogen storage tank 19, the nitrogen storage tank 19 by pipeline with
The first pressure regulating valve 17 connects, and the first pressure regulating valve 17 connects pressure pump 18 by the first valve 14, described
Pressure pump 18 is connect with 4 bottom of premixing tank；The nitrogen storage tank 19 is connected by pipeline and the second pressure regulating valve 16
It connects, the second pressure regulating valve 16 is connected with the nitrogen tube 23 protruded into reaction kettle 8 by the second valve 13.
Nitrogen making machine 20 produces nitrogen, is transported to storage, first pressure regulating valve 17 in nitrogen storage tank 19 and nitrogen pressurizes, lead to
Excess pressure pump 18 is transported to premixing tank 4, is transported to the second filter device for scattered material is tentatively mixed using high pressure nitrogen
6, facilitate the discharge of material in premixing tank 4；Low-pressure nitrogen is transported to reaction kettle 8 by nitrogen tube 23 by second pressure regulating valve 16
Inside can effectively drain the sky in reaction kettle 8 by regular discharge low-pressure nitrogen by breather valve 31 and smoke outlet 32
The impurity such as gas, glance coal and additive volatile matter, to reduce detonation, dodge quick-fried phenomenon.
Embodiment 3
As shown in Figure 1, the present embodiment is on the basis of embodiment 2, the gas outlet of the nitrogen tube 23 and the reaction kettle 8
The distance of interior liquid level is 20cm-30cm.It the gas outlet of nitrogen tube 23, can be to the greatest extent by reaction kettle 8 away from liquid level 20-30cm
The discharge of the impurity such as interior air, glance coal and additive volatile matter reduces detonation, dodges quick-fried phenomenon.
Embodiment 4
As shown in Figure 1, the present embodiment is on the basis of embodiment 1, the lateral wall of the matrix pitch storage tank 1 is equipped with pipe
Formula heat exchanger 35, the heat transfer medium of the pipe heat exchanger 35 are conduction oil.Utilize the stream of 35 inside conduction oil of pipe heat exchanger
Dynamic heat transfer, heats matrix pitch quickly, to meet the needs of production technology, the heat temperature raising in closed environment is avoided
Matrix pitch because long-time be heated at high temperature and exposure in air due to generate aging the phenomenon that.
Embodiment 5
As shown in figures 1 and 3, the present embodiment on the basis of embodiment 1, the premixing tank 4 and the outside of the reaction kettle 8
It is equipped with insulation board 28 on wall, forms closed insulating layer 29 between the insulation board 28 and the side wall of the premixing tank 4, it is described
It is equipped with more rhizospheres inside insulating layer 29 and is wound on the semi-circle tubular heat-conducting oil pipes 30 on 4 side wall of premixing tank, the semi-circle tubular
The channel for conduction oil flowing is formed between 4 side wall of heat-conducting oil pipes 30 and the premixing tank.Insulation board 28 and insulating layer 29
Internal heat-conducting oil pipes 30 can effectively prevent thermal loss caused by when material stops in premixing tank 4 and reaction kettle 8, mention
The heat insulation effect of high device.
Embodiment 6
As shown in Figure 1, the present embodiment is on the basis of embodiment 1, the high-speed shearing machine 24 includes being set in reaction kettle 8
The high speed shear knife 26 in portion and the motor 25 at the top of reaction kettle 8, the motor 25 are equipped with gearshift adjustment device 27, the change
Fast adjuster 27 is connect with 25 signal of motor.Motor 25, which is controlled, by gearshift adjustment device 27 drives 26 turns of high speed shear knife
Dynamic, material is torn and is crushed, so that modifying agent is become molecule uniform under the high speed shear dispersion of high-speed shearing machine 24
It is dispersed in pitch, forms stable colloid.
Specific embodiment of the present utility model above described embodiment only expresses, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.
Claims (6)
1. a kind of modified asphalt production device, which is characterized in that including matrix pitch storage tank, modifying agent storage tank, emulsifier storage tank,
Premixing tank, nitrogen device, reaction kettle and finished asphalt develop storage tank, and the matrix pitch storage tank is connected with by the first metering pump
First filter device, first filter device are connect by pipeline with the premixing tank, and the modifying agent storage tank passes through second
Metering pump is connect with the premixing tank, and the emulsifier storage tank is connect by third metering pump with the premixing tank；The premix
It is equipped with blender inside tank, the blender includes the stirring rod for being mounted on premixing tank top center, in the stirring rod
Paddle is sheared equipped with multilayer, the shearing paddle is uniformly distributed on the axis direction of the stirring rod, and every layer of shearing paddle is all provided with
There are four the blade of equidistantly distributed in the horizontal direction, the blade is equipped with the gear vertical with blade far from one end of stirring rod
Piece, and two neighboring baffle is in oppositely arranged；The premix pot bottom is connected with the second filter device by third valve, described
Second filter device is connect by screw conveying pipe with the reaction kettle, and high-speed shearing machine and top dress are equipped with inside the reaction kettle
Liquidometer, the reaction kettle top are equipped with breather valve and smoke outlet, and the reaction kettle is developed by pipeline and the finished asphalt
Storage tank connection, the nitrogen device are connect with the premixing tank and the reaction kettle respectively.
2. modified asphalt production device according to claim 1, which is characterized in that the nitrogen device includes nitrogen making machine, nitrogen
Gas storage tank, first pressure regulating valve and second pressure regulating valve, and in the first pressure regulating valve and second pressure regulating valve
It is equipped with pressure gauge, the nitrogen making machine connects the nitrogen storage tank, and the nitrogen storage tank passes through pipeline and the first pressure tune
Valve connection is saved, the first pressure regulating valve connects pressure pump, the pressure pump and the premix pot bottom by the first valve
Connection；The nitrogen storage tank is connect by pipeline with the second pressure regulating valve, and the second pressure regulating valve passes through second
Valve is connected with the nitrogen tube protruded into reaction kettle.
3. modified asphalt production device according to claim 2, which is characterized in that the gas outlet of the nitrogen tube and described anti-
The distance for answering liquid level in kettle is 20cm-30cm.
4. modified asphalt production device according to claim 1, which is characterized in that on the lateral wall of the matrix pitch storage tank
Equipped with pipe heat exchanger, the heat transfer medium of the pipe heat exchanger is conduction oil.
5. modified asphalt production device according to claim 1, which is characterized in that on the outside of the premixing tank and the reaction kettle
It is equipped with insulation board on wall, forms closed insulating layer, the insulating layer between the insulation board and the side wall of the premixing tank
Inside is equipped with the semi-circle tubular heat-conducting oil pipes that more rhizospheres are wound on the premix pot sidewall, the semi-circle tubular heat-conducting oil pipes and institute
State the channel formed between premix pot sidewall for conduction oil flowing.
6. modified asphalt production device according to claim 1, which is characterized in that the high-speed shearing machine includes being set to reaction
High speed shear knife inside kettle and the motor at the top of reaction kettle, the motor are equipped with gearshift adjustment device, the speed change tune
Section device is connect with the motor signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821002127.7U CN208346095U (en) | 2018-06-27 | 2018-06-27 | A kind of modified asphalt production device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821002127.7U CN208346095U (en) | 2018-06-27 | 2018-06-27 | A kind of modified asphalt production device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208346095U true CN208346095U (en) | 2019-01-08 |
Family
ID=64881056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821002127.7U Expired - Fee Related CN208346095U (en) | 2018-06-27 | 2018-06-27 | A kind of modified asphalt production device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208346095U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109825323A (en) * | 2019-04-03 | 2019-05-31 | 杭州欣亿广告有限公司 | A kind of equipment of producing modified asphalt |
| CN110201621A (en) * | 2019-07-04 | 2019-09-06 | 河北交科材料科技有限公司 | A kind of tubular type modified pitch batch mixer |
| CN114164013A (en) * | 2021-12-20 | 2022-03-11 | 祥峰科技有限公司 | Modified asphalt preparation system |
-
2018
- 2018-06-27 CN CN201821002127.7U patent/CN208346095U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109825323A (en) * | 2019-04-03 | 2019-05-31 | 杭州欣亿广告有限公司 | A kind of equipment of producing modified asphalt |
| CN109825323B (en) * | 2019-04-03 | 2020-11-24 | 广州新粤交通技术有限公司 | Modified asphalt production equipment |
| CN110201621A (en) * | 2019-07-04 | 2019-09-06 | 河北交科材料科技有限公司 | A kind of tubular type modified pitch batch mixer |
| CN110201621B (en) * | 2019-07-04 | 2024-04-30 | 河北交科材料科技有限公司 | Tubular modified asphalt mixer |
| CN114164013A (en) * | 2021-12-20 | 2022-03-11 | 祥峰科技有限公司 | Modified asphalt preparation system |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |