CN220079618U - Heating and heat-preserving device for asphalt paving - Google Patents
Heating and heat-preserving device for asphalt paving Download PDFInfo
- Publication number
- CN220079618U CN220079618U CN202321442514.3U CN202321442514U CN220079618U CN 220079618 U CN220079618 U CN 220079618U CN 202321442514 U CN202321442514 U CN 202321442514U CN 220079618 U CN220079618 U CN 220079618U
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- heating
- heating cylinder
- asphalt
- mounting frame
- cylinder
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 121
- 239000010426 asphalt Substances 0.000 title claims abstract description 103
- 230000008093 supporting effect Effects 0.000 claims abstract description 45
- 238000005485 electric heating Methods 0.000 claims description 11
- 239000011229 interlayer Substances 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 3
- 239000010410 layer Substances 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 3
- 238000003756 stirring Methods 0.000 abstract description 26
- 230000000694 effects Effects 0.000 abstract description 22
- 239000000463 material Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 239000003208 petroleum Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000011295 pitch Substances 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000011280 coal tar Substances 0.000 description 1
- 239000011294 coal tar pitch Substances 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
Landscapes
- Road Paving Machines (AREA)
Abstract
The utility model discloses a heating and heat-preserving device for asphalt paving, which comprises a mounting frame, a heating cylinder, a rotating assembly, a limiting cylinder and a feeding hopper, wherein the mounting frame is provided with a plurality of grooves: the lower end face of the mounting frame is fixedly provided with a supporting frame near the middle position, and auxiliary supporting pieces are fixedly arranged in the mounting frame near the two ends; the heating cylinder is transversely arranged on the auxiliary supporting piece; the rotating assembly is arranged on the mounting frame and connected with the heating cylinder, and the rotating assembly is used for driving the heating cylinder to rotate; the limiting cylinder is arranged in the mounting frame and close to one end, and the rotating assembly is rotationally connected with one end of the heating cylinder through a bearing; its technical essential is, the heating cylinder rotates and drives the pitch rotation for pitch even mix, and the stirring does not have the dead angle, and the heating cylinder transversely sets up simultaneously and makes the high of its material loading hopper lower, can make things convenient for the material loading, and it is more convenient to use, can make pitch towards all directions motion for pitch abundant mix, excellent in use effect has better use prospect.
Description
Technical Field
The utility model belongs to the field of asphalt processing, and particularly relates to a heating and heat-preserving device for asphalt paving.
Background
Asphalt is a blackish brown complex mixture composed of hydrocarbon compounds with different molecular weights and nonmetallic derivatives thereof, is one of high-viscosity organic liquids, mostly exists in a liquid or semisolid petroleum form, has black surface and is soluble in carbon disulfide and carbon tetrachloride.
Asphalt is a waterproof, dampproof and anticorrosive organic cementing material. Asphalt can be mainly divided into coal tar asphalt, petroleum asphalt and natural asphalt: among them, coal tar pitch is a byproduct of coking. Petroleum asphalt is the residue after crude oil distillation. Natural asphalt is stored underground, and some are formed into mineral deposits or accumulated on the surface of the crust. Asphalt is mainly used in industries such as paint, plastics, rubber and the like, and paved roads and the like.
Along with the progress of society, asphalt roads are more and more extensive, in order to meet the requirements of people, the paving of asphalt roads is quickened, and in order to meet the use requirements of people, the heating and heat-preserving device for asphalt paving is invented.
The prior patent number CN213951841U describes a heating and heat-preserving device for asphalt paving, which is provided with structures such as a driving motor, a heating mechanism, a mounting sleeve, a stirring shaft, stirring blades, a clamping sleeve, a lifting cylinder and the like, so that the asphalt is heated, and meanwhile, the up-and-down reciprocating stirring of the asphalt can be realized through the mutual matching of the structures such as the driving motor and the lifting cylinder and the like, thereby realizing the uniform heating effect of the asphalt, and meanwhile, the clamping sleeve is convenient to mount, simple in structure, has the advantages of good heating effect and the like, and solves the problem of the nonuniform heating effect in the prior art;
the heating and heat-preserving device for asphalt paving is researched to have certain defects when in use, the stirring space of the stirring blade is limited when the heating and heat-preserving device for asphalt paving is used, asphalt adhered to the inner surface of the shell of the device is not sufficiently stirred, a large amount of asphalt is required in the paving process, the feeding is very inconvenient, the stirring blade is stressed greatly in the stirring process, the deformation and damage of the stirring blade are easy to occur, the service life of the stirring blade is long, and the use requirement of people is not met.
Disclosure of Invention
In order to overcome the defects in the prior art, the embodiment of the utility model provides a heating and heat-preserving device for asphalt paving, which can solve the technical problems of the heating and heat-preserving device by adopting the following technical scheme:
the utility model provides an asphalt is laid and is used heating heat preservation device, includes mounting bracket, heating cylinder, rotating assembly, spacing section of thick bamboo and charging hopper:
the lower end face of the mounting frame is fixedly provided with a supporting frame near the middle position, and auxiliary supporting pieces are fixedly arranged in the mounting frame near the two ends;
the heating cylinder is transversely arranged on the auxiliary supporting piece;
the rotating assembly is arranged on the mounting frame and connected with the heating cylinder, and the rotating assembly is used for driving the heating cylinder to rotate;
the limiting cylinder is arranged in the mounting frame and near one end, the rotating assembly is rotationally connected with one end of the heating cylinder through a bearing, and an asphalt outlet communicated with the inside of the heating cylinder is fixedly arranged on the outer surface of the rotating assembly;
the feeding hopper is arranged in the mounting frame and is close to the other end, and a discharge hole of the feeding hopper is communicated with the inside of the heating cylinder;
the upper end of the limiting cylinder is provided with a fan for inputting heat generated by the heater into the heating cylinder.
The utility model discloses a heating and heat-preserving device for asphalt paving, which is characterized in that a rotating assembly and an auxiliary supporting piece are arranged on the auxiliary supporting piece in a transverse mode, the auxiliary supporting piece has a supporting effect, the rotating assembly is started when in use, the heating assembly drives the heating barrel to rotate, the heating barrel rotates to drive asphalt to rotate, so that asphalt is uniformly mixed, no dead angle exists in stirring, meanwhile, the heating barrel is transversely arranged, the height of a feeding hopper is lower, feeding is convenient, use is convenient, and the use effect is good.
Preferably, the rotating assembly comprises a chain ring, a mounting seat, a servo motor and a transmission chain:
the chain ring is fixedly arranged in the middle of the outer surface of the heating cylinder;
the mounting seat is fixedly mounted on the mounting frame, and a driving chain wheel is arranged in the mounting seat;
the servo motor is fixedly arranged on the mounting seat, and an output shaft of the servo motor penetrates through the mounting seat and is fixedly connected with the driving sprocket;
the transmission chain is connected with the driving chain wheel and the chain ring.
When the asphalt stirring device is used, the servo motor drives the driving chain wheel to rotate, the driving chain wheel moves to drive the chain ring to rotate, so that the heating cylinder can be driven to rotate, asphalt is stirred, stirring is comprehensive, and stirring effect is good.
Preferably, the auxiliary support member includes a connection frame and a support wheel:
the connecting frame is fixedly arranged on the mounting frame;
the number of the supporting wheels is two, the supporting wheels are rotationally connected with the connecting frame through pin shafts, and the outer surface of the heating cylinder is attached to the surface of the supporting wheels.
The supporting wheel rotates along with the heating cylinder when the heating cylinder rotates, so that the stability of the heating cylinder is high, and the use effect is good.
Preferably, an interlayer is arranged in the shell of the heating cylinder, a plurality of groups of electric heating pipes are fixedly arranged in the interlayer, and a heat insulation layer is fixedly arranged on the outer surface of the heating cylinder.
The electric heating pipe is started, the heating cylinder can be heated, heat of the electric heating pipe is transferred to asphalt, heat of the electric heating pipe is led in by the aid of the fan, the electric heating pipe can be rapidly heated, and the using effect is good.
Preferably, the heating cylinder is obliquely arranged, and a plurality of groups of asphalt guide blocks are fixedly arranged on the inner surface of the heating cylinder at equal intervals.
The heating cylinder is obliquely arranged, asphalt can be guided to move towards the asphalt outlet, asphalt is conveniently discharged, and the use effect is good.
Preferably, the connecting shaft is rotatably installed at the middle position of the two inner side walls of the limiting cylinder through a bearing, and the guide plate is fixedly installed on the outer surface of the connecting shaft.
The asphalt can overturn during movement, and the asphalt can directly contact with the guide plate on the connecting shaft, so that the movement path of the asphalt can be changed, the asphalt can be fully contacted, and the asphalt can be fully mixed, and the use effect is good.
The utility model discloses a heating and heat-preserving device for asphalt paving, which is characterized in that a rotating assembly and a connecting shaft are arranged, when the heating and heat-preserving device is used, the rotating assembly drives a heating cylinder to rotate rapidly, the heating cylinder rotates to drive asphalt to turn over, the asphalt can be contacted with a guide plate to change the direction, the stress direction of the guide plate is changed, the asphalt can be enabled to move in all directions, the asphalt is enabled to be fully mixed, the use effect is good, and the application prospect is good.
Preferably, the lower terminal surface of mounting bracket is close to the equal fixed mounting in both ends position and has highly adjustable supporting component, supporting component includes adjusting post and backup pad:
the number of the adjusting columns is two, and the two groups of the adjusting columns are fixedly connected with the lower end face of the mounting frame;
the telescopic end of the adjusting column is fixedly connected with the upper end face of the supporting plate.
The adjusting column is started before asphalt is poured, so that the supporting plate contacts the ground, and the stability of the whole device is improved.
In summary, the present utility model includes at least one of the following beneficial technical effects:
the utility model discloses a heating and heat-preserving device for asphalt paving, which is characterized in that a rotating assembly and an auxiliary supporting piece are arranged, a heating cylinder is transversely arranged on the auxiliary supporting piece during use, the auxiliary supporting piece has a supporting effect, the rotating assembly is started during use and drives the heating cylinder to rotate, the heating cylinder rotates to drive asphalt to rotate, so that the asphalt is uniformly mixed, no dead angle exists during stirring, meanwhile, the height of a feeding hopper of the heating cylinder is lower due to the transverse arrangement of the heating cylinder, the feeding is convenient, the use is convenient, and the use effect is good.
Secondly, the utility model discloses a heating and heat-preserving device for asphalt paving, which is characterized in that a connecting shaft is described, the rotating assembly drives the heating cylinder to rotate rapidly, asphalt can be driven to overturn in the process of contacting with the guide plate, collision occurs to change the movement direction of the asphalt, and in the process, the stress direction of the guide plate is changed, so that the asphalt can move in all directions, the asphalt is fully mixed, the use effect is good, and the device has good use prospect.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a block diagram of a heater cartridge according to the present utility model;
FIG. 3 is a partial block diagram of the auxiliary support of the present utility model;
FIG. 4 is a schematic view showing an internal cross-sectional structure of a heating cartridge according to the present utility model.
Reference numerals: 1. a mounting frame; 2. a support frame; 3. a heating cylinder; 4. a limiting cylinder; 5. feeding a hopper; 6. a heater; 7. a blower; 8. a chain ring; 9. a mounting base; 10. a servo motor; 11. a drive chain; 12. a connecting frame; 13. a support wheel; 14. an interlayer; 15. an electric heating tube; 16. an asphalt guide block; 17. a connecting shaft; 18. an adjusting column; 19. and a support plate.
Detailed Description
The heating and heat-preserving device for asphalt paving solves the problems that in the existing heating and heat-preserving device for asphalt paving, stirring space of stirring blades is limited, asphalt adhered to the inner surface of a shell of the device is not sufficiently stirred, a large amount of asphalt is required in the paving process by adopting the structure, feeding is very inconvenient, the stirring blades are stressed greatly in the stirring process, deformation and damage of the stirring blades are easy to occur, and the service life of the stirring blades is short;
this patent describes a heating heat preservation device for asphalt pavement, it has recorded rotating assembly and auxiliary stay spare, and the heating cylinder transversely sets up on auxiliary stay spare during the use, and auxiliary stay spare plays the supporting effect, and rotating assembly starts during the use, and it drives the heating cylinder and rotates, and the heating cylinder rotates and drives the pitch and rotate for the even mixing of pitch, the stirring does not have the dead angle, and the heating cylinder transversely sets up the high lower that makes its charging hopper simultaneously, can make things convenient for the material loading, and convenient for use, excellent in use effect has good application prospect.
Example 1:
the heating and heat-preserving device for asphalt paving comprises a mounting frame 1, a heating cylinder 3, a rotating assembly, a limiting cylinder 4 and a feeding hopper 5, wherein the heating and heat-preserving device is shown in fig. 1-4:
the lower end face of the mounting frame 1 is fixedly provided with a supporting frame 2 near the middle position, and auxiliary supporting pieces are fixedly arranged in the mounting frame 1 near the two ends;
the heating cylinder 3 is transversely arranged on the auxiliary supporting piece;
the rotating assembly is arranged on the mounting frame 1 and is connected with the heating cylinder 3, and the rotating assembly is used for driving the heating cylinder 3 to rotate;
the limiting cylinder 4 is arranged in the mounting frame 1 and near one end, the rotating assembly is rotationally connected with one end of the heating cylinder 3 through a bearing, and an asphalt outlet communicated with the inside of the heating cylinder 3 is fixedly arranged on the outer surface of the rotating assembly;
the feeding hopper 5 is arranged in the mounting frame 1 and near the other end, and a discharge hole of the feeding hopper 5 is communicated with the inside of the heating cylinder 3;
wherein, a heater 6 is fixedly arranged in the middle of one end surface of the limiting cylinder 4 far away from the heating cylinder 3, and a fan 7 for inputting heat generated by the heater 6 into the heating cylinder 3 is arranged at the upper end of the limiting cylinder 4.
The utility model discloses a heating and heat-preserving device for asphalt paving, which records a rotating assembly and an auxiliary supporting piece, wherein a heating cylinder 3 is transversely arranged on the auxiliary supporting piece when the heating and heat-preserving device is used, the auxiliary supporting piece has a supporting effect, the rotating assembly is started when the heating and heat-preserving device is used, the heating cylinder 3 is driven to rotate, the heating cylinder 3 rotates to drive asphalt to rotate, so that the asphalt is uniformly mixed, no dead angle exists in stirring, and meanwhile, the heating cylinder 3 is transversely arranged to enable the height of a feeding hopper 5 to be lower, so that the feeding is convenient, the use is convenient, and the use effect is good.
The rotating assembly comprises a chain ring 8, a mounting seat 9, a servo motor 10 and a transmission chain 11:
the chain ring 8 is fixedly arranged in the middle of the outer surface of the heating cylinder 3;
the mounting seat 9 is fixedly mounted on the mounting frame 1, and a driving sprocket is arranged in the mounting seat 9;
the servo motor 10 is fixedly arranged on the mounting seat 9, and an output shaft of the servo motor 10 penetrates through the mounting seat 9 and is fixedly connected with the driving sprocket;
the drive chain 11 is connected to the drive sprocket and the sprocket 8.
When the asphalt stirring device is used, the servo motor 10 drives the driving chain wheel to rotate, the driving chain wheel moves to drive the chain ring 8 to rotate, so that the heating cylinder 3 can be driven to rotate, asphalt is stirred, stirring is comprehensive, and stirring effect is good.
Example 2:
on the basis of the embodiment 1, as shown in fig. 1 to 4, the present embodiment is a structure of a transmission assembly;
the auxiliary support comprises a connecting frame 12 and a support wheel 13:
the connecting frame 12 is fixedly arranged on the mounting frame 1;
the number of the supporting wheels 13 is two, the supporting wheels 13 are rotationally connected with the connecting frame 12 through pin shafts, and the outer surface of the heating cylinder 3 is attached to the surface of the supporting wheels 13.
The supporting wheel 13 rotates along with the heating cylinder 3 when rotating, so that the heating cylinder 3 has high stability and good use effect.
An interlayer 14 is arranged in the shell of the heating cylinder 3, a plurality of groups of electric heating pipes 15 are fixedly arranged in the interlayer 14, and a heat insulation layer is fixedly arranged on the outer surface of the heating cylinder 3.
The electric heating pipe 15 is started, the heating cylinder 3 can be heated, heat of the electric heating pipe is transferred to asphalt, heat of the heater 6 is led in by the aid of the fan 7, the electric heating pipe can be rapidly heated, and the using effect is good.
The heating cylinder 3 is obliquely arranged, and a plurality of groups of asphalt guide blocks 16 are fixedly arranged on the inner surface of the heating cylinder 3 at equal intervals.
The heating cylinder 3 is obliquely arranged, so that asphalt can be guided to move towards the asphalt outlet, the asphalt is conveniently discharged, and the use effect is good.
The connecting shaft 17 is rotatably installed at the middle position of the two inner side walls of the limiting cylinder 4 through a bearing, and a guide plate is fixedly installed on the outer surface of the connecting shaft 17.
The asphalt can overturn during movement, and the asphalt can directly contact with the guide plate on the connecting shaft 17, so that the movement path of the asphalt can be changed, the asphalt can be fully contacted, and the asphalt can be fully mixed, and the use effect is good.
The utility model discloses a heating and heat-preserving device for asphalt paving, which is characterized in that a connecting shaft 17 is described, the rotating assembly can drive asphalt to turn over in the process of driving a heating cylinder 3 to rotate quickly, the turned asphalt can be contacted with a guide plate to collide, so that the movement direction of the asphalt is changed, in addition, in the process, the stress direction of the guide plate is changed, the asphalt can be moved towards all directions, the asphalt is fully mixed, the use effect is good, and the device has good use prospect.
The lower terminal surface of mounting bracket 1 is close to both ends position and all fixed mounting has highly adjustable supporting component, and supporting component includes adjusting post 18 and backup pad 19:
the number of the adjusting columns 18 is two, and the two groups of the adjusting columns 18 are fixedly connected with the lower end face of the mounting frame 1;
the telescopic end of the adjusting column 18 is fixedly connected with the upper end face of the supporting plate 19.
The adjusting column 18 is activated before the asphalt is poured so that the supporting plate 19 contacts the ground, increasing the stability of the whole device.
When the heating and heat-preserving device for asphalt paving is used, the servo motor 10 is started, the servo motor 10 drives the driving chain wheel to rotate, the driving chain wheel drives the chain ring 8 to rotate through the transmission chain 11, so that the heating cylinder 3 can be driven to rotate, asphalt is stirred, the asphalt can be contacted with the guide plate to change the direction, the stress direction of the guide plate is changed, the asphalt can be enabled to move in all directions, the asphalt is fully mixed, and the mixed asphalt is discharged through the asphalt outlet.
Finally, it should be noted that: it is apparent that the above examples are only illustrative of the present utility model and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.
Claims (7)
1. Heating and heat preservation device for asphalt pavement, which is characterized by comprising:
the lower end face of the mounting frame (1) is fixedly provided with a supporting frame (2) close to the middle position, and auxiliary supporting pieces are fixedly arranged in the mounting frame close to the two ends;
a heating cylinder (3) transversely arranged on the auxiliary support;
the rotating assembly is arranged on the mounting frame (1), is connected with the heating cylinder (3) and is used for driving the heating cylinder (3) to rotate;
the limiting cylinder (4) is arranged in the mounting frame (1) and near one end, is rotationally connected with one end of the heating cylinder (3) through a bearing, and is fixedly provided with an asphalt outlet communicated with the inside of the heating cylinder (3) on the outer surface;
the feeding hopper (5) is arranged in the mounting frame (1) and is close to the other end, and the discharge hole of the feeding hopper is communicated with the inside of the heating cylinder (3);
the upper end of the limiting cylinder (4) is provided with a fan (7) for inputting heat generated by the heater (6) into the heating cylinder (3).
2. The heating and heat preserving device for asphalt paving as set forth in claim 1, wherein: the rotating assembly includes:
a chain ring (8) fixedly arranged at the middle position of the outer surface of the heating cylinder (3);
the mounting seat (9) is fixedly arranged on the mounting frame (1), and a driving chain wheel is arranged in the mounting seat;
the servo motor (10) is fixedly arranged on the mounting seat (9), and an output shaft of the servo motor penetrates through the mounting seat (9) and is fixedly connected with the driving sprocket;
and a transmission chain (11) connected with the driving sprocket and the chain ring (8).
3. A heating and insulating device for asphalt paving as defined in claim 2, wherein: the auxiliary support includes:
the connecting frame (12) is fixedly arranged on the mounting frame (1);
the number of the supporting wheels (13) is two, the supporting wheels are rotationally connected with the connecting frame (12) through pin shafts, and the outer surface of the heating cylinder (3) is attached to the surface of the supporting wheels (13).
4. A heating and insulating device for asphalt paving as defined in claim 3, wherein: an interlayer (14) is arranged in the shell of the heating cylinder (3), a plurality of groups of electric heating pipes (15) are fixedly arranged in the interlayer (14), and a heat insulation layer is fixedly arranged on the outer surface of the heating cylinder (3).
5. The heating and heat preserving device for asphalt pavement as set forth in claim 4, wherein: the heating cylinder (3) is obliquely arranged, and a plurality of groups of asphalt guide blocks (16) are fixedly arranged on the inner surface of the heating cylinder (3) at equal intervals.
6. The heating and heat preserving device for asphalt pavement as set forth in claim 5, wherein: the middle positions of the two inner side walls of the limiting cylinder (4) are rotatably provided with connecting shafts (17) through bearings, and the outer surfaces of the connecting shafts (17) are fixedly provided with guide plates.
7. The heating and heat preserving device for asphalt paving as set forth in claim 6, wherein: the lower terminal surface of mounting bracket (1) is close to the equal fixed mounting in both ends position and has highly adjustable supporting component, supporting component includes:
the number of the adjusting columns (18) is two, and the two groups of the adjusting columns (18) are fixedly connected with the lower end face of the mounting frame (1);
the support plate (19), the flexible end of adjusting post (18) is connected with the up end fixed of support plate (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321442514.3U CN220079618U (en) | 2023-06-08 | 2023-06-08 | Heating and heat-preserving device for asphalt paving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321442514.3U CN220079618U (en) | 2023-06-08 | 2023-06-08 | Heating and heat-preserving device for asphalt paving |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220079618U true CN220079618U (en) | 2023-11-24 |
Family
ID=88827621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321442514.3U Active CN220079618U (en) | 2023-06-08 | 2023-06-08 | Heating and heat-preserving device for asphalt paving |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220079618U (en) |
-
2023
- 2023-06-08 CN CN202321442514.3U patent/CN220079618U/en active Active
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| GR01 | Patent grant | ||
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Effective date of registration: 20240514 Address after: 037000, Unit 2, No. 51 Maxinzhuang, Xihanling Township, Yungang District, Datong City, Shanxi Province Patentee after: Wang Jun Country or region after: China Patentee after: Li Min Address before: 110000 shenjingzi street shenjingzi village, Shenfu Demonstration District, Shenyang City, Liaoning Province Patentee before: Shenyang Taiying Road Construction Engineering Materials Co.,Ltd. Country or region before: China |