CN210787886U - Municipal drainage pipe non-excavation is restoreed with spraying construction car - Google Patents
Municipal drainage pipe non-excavation is restoreed with spraying construction car Download PDFInfo
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- CN210787886U CN210787886U CN201921216878.3U CN201921216878U CN210787886U CN 210787886 U CN210787886 U CN 210787886U CN 201921216878 U CN201921216878 U CN 201921216878U CN 210787886 U CN210787886 U CN 210787886U
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Abstract
The utility model discloses a non-excavation of municipal drainage pipe is restoreed and is used spraying construction car, including fixed plate, walking wheel, motor, transmission shaft, transfer pump and spray tube, its characterized in that: the fixed plate both ends be provided with the loading board, all be provided with the locating lever on the fixed plate front and the back, be provided with the feed liquid case on the fixed plate back, the walking wheel place in the fixed slot, the motor setting on the fixed plate, the transmission shaft setting in the feed liquid case, be connected transmission shaft top and motor to be provided with the puddler on the transmission shaft, the transfer pump setting on the fixed plate, be provided with connecting pipe, transfer line on the transfer pump, the hydrojet setting on the locating lever. The utility model discloses it is rotatory with the motor drive transmission shaft and the epaxial puddler of transmission, make the puddler can mix the feed liquid of feed liquid incasement, avoid the feed liquid to take place to deposit, improve the homogeneity of feed liquid, and then improve municipal drainage pipe's repair efficiency and repair homogeneity.
Description
Technical Field
The utility model relates to a municipal drainage pipe restores technical field, specifically relates to a non-excavation of municipal drainage pipe is restoreed and is used spraying construction car.
Background
At present, a drain pipe is an important component of a municipal drainage pipe network, in the existing drain pipe repairing process, spraying repairing equipment is often adopted to repair positions needing repairing after spraying, and the existing spraying construction vehicle has the problems of low working efficiency, easy precipitation of feed liquid, low safety performance of the spraying construction vehicle and poor uniformity of the feed liquid spraying.
Disclosure of Invention
The utility model aims at providing a municipal drainage pipe non-excavation restoration of repairing with spraying construction car that structural design is reasonable, can carry out intensive mixing, feed liquid homogeneity is good, spraying construction car security performance is high, feed liquid spraying homogeneity is good to the feed liquid low, the feed liquid easily takes place to deposit, spraying construction car security performance is not high, the not good problem of feed liquid spraying homogeneity to the work efficiency that current drain pipe pipeline spraying construction car exists.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a non-excavation of municipal drainage pipe is restoreed with spraying construction car, includes fixed plate, walking wheel, motor, transmission shaft, transfer pump and spray tube, its characterized in that: the spraying construction vehicle is characterized in that bearing plates are arranged at two ends of the fixed plate, positioning rods are arranged on the front surface and the back surface of the fixed plate, a feed liquid tank is arranged on the back surface of the fixed plate, a fixing groove is formed in the bearing plates, the fixed plate and the bearing plates are connected through welding, the connection strength between the fixed plate and the bearing plates is improved, the structural strength of the spraying construction vehicle is enhanced, the stability of the spraying construction vehicle in the working process is improved, the walking wheels are placed in the fixing groove, a connecting shaft is arranged on the walking wheels and connected with the bearing plates, a traction block on the bearing plates is connected with external traction equipment, power can be provided for the moving and transporting of the spraying construction vehicle, the spraying construction vehicle moves back and forth in the municipal drainage pipe through the walking wheels, the friction force between the spraying construction vehicle and the municipal drainage pipe is reduced through the walking wheels, the, the motor is arranged on the fixed plate, the motor is arranged on the fixed plate through bolts, the installation efficiency of the motor and the stability after installation are improved, the stability of the motor in the working process can also be improved, the transmission shaft is arranged in the feed liquid box, the top end of the transmission shaft is connected with the motor, the transmission shaft is provided with a stirring rod, the motor drives the transmission shaft and the stirring rod on the transmission shaft to rotate, the stirring rod can stir the feed liquid in the feed liquid box, the precipitation of the feed liquid is avoided, the uniformity of the feed liquid is improved, the repair efficiency and the repair uniformity of the municipal drainage pipe are improved, the infusion pump is arranged on the fixed plate, the infusion pump is provided with a connecting pipe and an infusion pipe, one end of the connecting pipe is connected with the bottom of the feed liquid box, the infusion pipe is arranged on the positioning rod, a nozzle is arranged on the infusion pipe, and the infusion pump sucks out the, the liquid is conveyed into the liquid through the liquid conveying pipe and enters the liquid spraying pipe to be sprayed out from the nozzle, the liquid spraying pipe is arranged to be of an annular structure, liquid sprayed out from the nozzle is uniformly sprayed onto the inner wall of the municipal drainage pipe, the liquid spraying uniformity of the municipal drainage pipe is improved, and the repair efficiency and the repair quality of the municipal drainage pipe are further improved.
Preferably, the fixed plate on be provided with the protection casing to cover motor, transfer pump with the protection casing, can play the guard action to motor, transfer pump through the protection casing, avoid nozzle spun feed liquid to cause the damage to motor, transfer pump, improve the work efficiency of motor, transfer pump and the security performance of spraying construction car, the life of extension motor, transfer pump.
Preferably, the epaxial puddler of transmission set up to any one structure in L shape, T shape or the U-shaped, the motor drives transmission shaft and the epaxial puddler of transmission and rotates, makes the puddler can stir the feed liquid of feed liquid incasement, avoids the feed liquid to take place to deposit, improves the homogeneity of feed liquid, and then improves municipal drainage pipe's repair efficiency and repair homogeneity.
Preferably, the spray pipes, its quantity be 2-4, connect through leading to the liquid pipe between two adjacent spray pipes, and will lead to the liquid pipe and be connected with the transfer line, the transfer pump passes through the connecting pipe with the feed liquid suction of feed liquid incasement, carry to leading to in the liquid pipe through the transfer line, and go into in the spray pipe from the nozzle blowout, set up the spray pipe into annular structure, make even spraying to the municipal drainage pipe inner wall of nozzle spun feed liquid, improve municipal drainage pipe's feed liquid and spray the homogeneity, and then improve municipal drainage pipe's remediation efficiency and restoration quality, be provided with the volume of spraying that a plurality of spray pipes can improve the feed liquid, further improve municipal drainage pipe's remediation efficiency.
Preferably, the loading board on be provided with the traction block, be connected the traction block with outside traction equipment, can provide power for moving of spraying construction car, make the spraying construction car be convenient for remove in municipal drainage pipe, the spraying operation is carried out to the municipal pipeline of each department to the spraying construction car of being convenient for, has improved municipal drainage pipe's spraying efficiency, reinforcing municipal drainage pipe's restoration quality has reduced operating personnel's intensity of labour.
Preferably, feed liquid tank top be provided with the feed liquor pipe to wear out the feed liquor pipe from the loading board, can last the feed liquid to the feed liquor incasement through the feed liquor pipe, the spraying construction car of being convenient for has improved work efficiency at the intraductal continuation work of municipal drainage.
Has the advantages that: the utility model discloses connect through logical liquid pipe between two adjacent spray lines, and be connected logical liquid pipe and transfer line, the transfer pump passes through the feed liquid suction of connecting pipe with the feed liquid incasement, carry to in leading to the liquid pipe through the transfer line, and go into the intraductal nozzle blowout of spray, set up the spray line into the loop configuration, make even the spraying to the municipal drainage pipe inner wall of nozzle spun feed liquid, the feed liquid that improves municipal drainage pipe sprays the homogeneity, and then improve municipal drainage pipe's remediation efficiency and repair mass, be provided with the volume of spraying that a plurality of spray lines can improve the feed liquid, further improve municipal drainage pipe's remediation efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of a part of the structure of the present invention, illustrating the connection structure of the fixing plate and the bearing plate.
Fig. 3 is a schematic view of a part of the structure of the present invention, illustrating the connection structure of the traveling wheels and the bearing plate.
Fig. 4 is a schematic view of a part of the structure of the present invention, illustrating the connection structure of the fixing plate and the liquid spraying tube.
Fig. 5 is a schematic diagram of another embodiment of the present invention.
In the figure: 1. the automatic cleaning machine comprises a fixed plate, a traveling wheel 2, a motor 3, a transmission shaft 4, an infusion pump 5, a liquid spraying pipe 6, a bearing plate 7, a bearing plate 8, a positioning rod 9, a liquid feeding box 9, a protective cover 10, a liquid inlet pipe 11, a traction block 12, a fixing groove 13, a connecting shaft 14, a stirring rod 15, a connecting pipe 16, an infusion pipe 17, an infusion pipe 18, a nozzle 19, a liquid through pipe 20 and a scraper.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The first embodiment is as follows:
as shown in figures 1-4: the utility model provides a non-excavation of municipal drainage pipe is restoreed with spraying construction car, includes fixed plate 1, walking wheel 2, motor 3, transmission shaft 4, transfer pump 5 and spray tube 6, its characterized in that: the spraying construction vehicle is characterized in that bearing plates 7 are arranged at two ends of the fixed plate 1, positioning rods 8 are arranged on the front surface and the back surface of the fixed plate 1, a feed liquid tank 9 is arranged on the back surface of the fixed plate 1, a fixing groove 13 is arranged on the bearing plates 7, the fixed plate 1 and the bearing plates 7 are connected through welding, the connection strength between the fixed plate 1 and the bearing plates 7 is improved, the structural strength of the spraying construction vehicle is enhanced, the stability of the spraying construction vehicle in the working process is improved, the walking wheels 2 are placed in the fixing groove 13, a connecting shaft 14 is arranged on the walking wheels 2, the connecting shaft 14 is connected with the bearing plates 7, a traction block 12 on the bearing plates 7 is connected with external traction equipment, power can be provided for the moving of the spraying construction vehicle, the spraying construction vehicle moves back and forth in the municipal drainage pipe through the walking wheels 2, and the friction between the spraying, the moving of the spraying construction vehicle is convenient, the repairing efficiency of the municipal drainage pipe is improved, the motor 3 is arranged on the fixing plate 1 through bolts, the mounting efficiency of the motor 3 and the stability after mounting are improved, the stability of the motor 3 in the working process can also be improved, the transmission shaft 4 is arranged in the material liquid box 9, the top end of the transmission shaft 4 is connected with the motor 3, the stirring rod 15 is arranged on the transmission shaft 4, the motor 3 drives the transmission shaft 4 and the stirring rod 15 on the transmission shaft 4 to rotate, the stirring rod 15 can stir the material liquid in the material liquid box 9, the material liquid is prevented from precipitating, the uniformity of the material liquid is improved, the repairing efficiency and the repairing uniformity of the municipal drainage pipe are improved, the infusion pump 5 is arranged on the fixing plate 1, the infusion pump 5 is provided with the connecting pipe 16 and the infusion pipe 17, one end of the connecting pipe 16 is connected, spray tube 6 set up on locating lever 8 to be provided with nozzle 18 on spray tube 6, transfer pump 5 is through the feed liquid suction of connecting pipe 16 in with feed liquid case 9, carry to liquid pipe 19 in through transfer line 17, and spout from nozzle 18 in entering spray tube 6, set up spray tube 6 into the loop configuration, make that 18 spun feed liquid of nozzle is even spray to municipal drainage pipe inner wall, improve municipal drainage pipe's feed liquid and spray the homogeneity, and then improve municipal drainage pipe's repair efficiency and repair quality.
Preferably, fixed plate 1 on be provided with protection casing 10 to cover motor 3, transfer pump 5 with protection casing 10, can play the guard action to motor 3, transfer pump 5 through protection casing 10, avoid nozzle 18 spun feed liquid to cause the damage to motor 3, transfer pump 5, improve the work efficiency of motor 3, transfer pump 5 and the security performance of spraying construction car, prolong motor 3, transfer pump 5's life.
Preferably, 4 epaxial puddler 15 of transmission shaft set up to any one structure in L shape, T shape or the U-shaped, motor 3 drives 4 and the epaxial puddler 15 rotations of transmission shaft 4, makes puddler 15 can stir the feed liquid in feed liquid case 9, avoids the feed liquid to take place to deposit, improves the homogeneity of feed liquid, and then improves municipal drainage pipe's repair efficiency and repair homogeneity.
Preferably, the number of the liquid spraying pipes 6 is 2-4, two adjacent liquid spraying pipes 6 are connected through a liquid flowing pipe 19, the liquid flowing pipe 19 is connected with an infusion pipe 17, the infusion pump 5 sucks out the liquid in the liquid box 9 through a connecting pipe 16, the liquid is conveyed into the liquid flowing pipe 19 through the infusion pipe 17 and then is sprayed out of a nozzle 18 in the liquid spraying pipe 6, the liquid spraying pipe 6 is set to be of an annular structure, the liquid sprayed out of the nozzle 18 is uniformly sprayed onto the inner wall of the municipal drainage pipe, the liquid spraying uniformity of the municipal drainage pipe is improved, the repairing efficiency and the repairing quality of the municipal drainage pipe are improved, the spraying amount of the liquid can be improved due to the fact that the plurality of liquid spraying pipes 6 are arranged, and the repairing efficiency of the municipal drainage pipe is further improved.
Preferably, loading board 7 on be provided with traction block 12, be connected traction block 12 and outside traction equipment, can provide power for moving of spraying construction car, make the spraying construction car be convenient for remove in municipal drainage pipe, the spraying operation is carried out to the municipal pipeline of each department to the spraying construction car of being convenient for, improved municipal drainage pipe's spraying efficiency, reinforcing municipal drainage pipe's restoration quality has reduced operating personnel's intensity of labour.
Preferably, 9 tops of feed liquid case be provided with feed liquor pipe 11 to wear out feed liquor pipe 11 from loading board 7, can be to continuously carrying the feed liquid in feed liquid case 9 through feed liquor pipe 11, the spraying construction car of being convenient for has improved work efficiency at the intraductal continuation work of municipal drainage.
Example two:
as shown in fig. 5: the utility model provides a non-excavation of municipal drainage pipe is restoreed with spraying construction car, includes fixed plate 1, walking wheel 2, motor 3, transmission shaft 4, transfer pump 5 and spray tube 6, its characterized in that: the spraying construction vehicle is characterized in that bearing plates 7 are arranged at two ends of the fixed plate 1, positioning rods 8 are arranged on the front surface and the back surface of the fixed plate 1, a feed liquid tank 9 is arranged on the back surface of the fixed plate 1, a fixing groove 13 is arranged on the bearing plates 7, the fixed plate 1 and the bearing plates 7 are connected through welding, the connection strength between the fixed plate 1 and the bearing plates 7 is improved, the structural strength of the spraying construction vehicle is enhanced, the stability of the spraying construction vehicle in the working process is improved, the walking wheels 2 are placed in the fixing groove 13, a connecting shaft 14 is arranged on the walking wheels 2, the connecting shaft 14 is connected with the bearing plates 7, a traction block 12 on the bearing plates 7 is connected with external traction equipment, power can be provided for the moving of the spraying construction vehicle, the spraying construction vehicle moves back and forth in the municipal drainage pipe through the walking wheels 2, and the friction between the spraying, the moving of the spraying construction vehicle is convenient, the repairing efficiency of the municipal drainage pipe is improved, the motor 3 is arranged on the fixing plate 1 through bolts, the mounting efficiency of the motor 3 and the stability after mounting are improved, the stability of the motor 3 in the working process can also be improved, the transmission shaft 4 is arranged in the material liquid box 9, the top end of the transmission shaft 4 is connected with the motor 3, the stirring rod 15 is arranged on the transmission shaft 4, the motor 3 drives the transmission shaft 4 and the stirring rod 15 on the transmission shaft 4 to rotate, the stirring rod 15 can stir the material liquid in the material liquid box 9, the material liquid is prevented from precipitating, the uniformity of the material liquid is improved, the repairing efficiency and the repairing uniformity of the municipal drainage pipe are improved, the infusion pump 5 is arranged on the fixing plate 1, the infusion pump 5 is provided with the connecting pipe 16 and the infusion pipe 17, one end of the connecting pipe 16 is connected, spray tube 6 set up on locating lever 8 to be provided with nozzle 18 on spray tube 6, transfer pump 5 is through the feed liquid suction of connecting pipe 16 in with feed liquid case 9, carry to liquid pipe 19 in through transfer line 17, and spout from nozzle 18 in entering spray tube 6, set up spray tube 6 into the loop configuration, make that 18 spun feed liquid of nozzle is even spray to municipal drainage pipe inner wall, improve municipal drainage pipe's feed liquid and spray the homogeneity, and then improve municipal drainage pipe's repair efficiency and repair quality.
Preferably, fixed plate 1 on be provided with protection casing 10 to cover motor 3, transfer pump 5 with protection casing 10, can play the guard action to motor 3, transfer pump 5 through protection casing 10, avoid nozzle 18 spun feed liquid to cause the damage to motor 3, transfer pump 5, improve the work efficiency of motor 3, transfer pump 5 and the security performance of spraying construction car, prolong motor 3, transfer pump 5's life.
Preferably, 4 epaxial puddler 15 of transmission shaft set up to L shape structure, motor 3 drives 4 and the epaxial puddler 15 rotations of transmission shaft 4, makes puddler 15 can stir the feed liquid in feed liquid case 9, avoids the feed liquid to take place to deposit, improves the homogeneity of feed liquid, and then improves municipal drainage pipe's repair efficiency and repair homogeneity.
Preferably, the spray pipe 6, its quantity is 4, connect through liquid pipe 19 between two adjacent spray pipes 6, and to be connected liquid pipe 19 and transfer line 17, transfer pump 5 is through the feed liquid suction of connecting pipe 16 in with feed liquid case 9, carry to liquid pipe 19 in through transfer line 17, and spout from nozzle 18 in the entering spray pipe 6, set up spray pipe 6 into the loop configuration, make 18 spun feed liquid of nozzle spun spray evenly spray to municipal drainage pipe inner wall on, improve municipal drainage pipe's feed liquid and spray the homogeneity, and then improve municipal drainage pipe's repair efficiency and repair quality, be provided with the spray volume that a plurality of spray pipes 6 can improve the feed liquid, further improve municipal drainage pipe's repair efficiency.
Preferably, loading board 7 on be provided with traction block 12, be connected traction block 12 and outside traction equipment, can provide power for moving of spraying construction car, make the spraying construction car be convenient for remove in municipal drainage pipe, the spraying operation is carried out to the municipal pipeline of each department to the spraying construction car of being convenient for, improved municipal drainage pipe's spraying efficiency, reinforcing municipal drainage pipe's restoration quality has reduced operating personnel's intensity of labour.
Preferably, 9 tops of feed liquid case be provided with feed liquor pipe 11 to wear out feed liquor pipe 11 from loading board 7, can be to continuously carrying the feed liquid in feed liquid case 9 through feed liquor pipe 11, the spraying construction car of being convenient for has improved work efficiency at the intraductal continuation work of municipal drainage.
Preferably, puddler 15 on be provided with scraper blade 20, motor 3 drives puddler 15 on transmission shaft 4 and the transmission shaft 4 rotatory, puddler 15 drives scraper blade 20 rotatory, the puddler stirs the feed liquid in feed liquid case 9, the feed liquid on the feed liquid case 9 inner wall is scraped to scraper blade 20, avoid the feed liquid to produce the accumulation on feed liquid case 9 inner wall, can reduce the waste of feed liquid, also can improve the homogeneity of feed liquid, thereby improve the spraying quality of municipal drainage pipe, strengthen municipal drainage pipe's restoration quality.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
The utility model discloses the part that does not relate to all is the same with prior art or can adopt prior art to realize.
Claims (6)
1. The utility model provides a non-excavation of municipal drainage pipe is restoreed with spraying construction car, includes fixed plate, walking wheel, motor, transmission shaft, transfer pump and spray tube, its characterized in that: the fixed plate both ends be provided with the loading board, all be provided with the locating lever on the fixed plate openly and the back, be provided with the feed liquid case on the fixed plate back to be provided with the fixed slot on the loading board, the walking wheel place in the fixed slot, be provided with the connecting axle on the walking wheel to be connected the connecting axle with the loading board, the motor setting on the fixed plate, the transmission shaft setting in the feed liquid case, be connected transmission shaft top and motor to be provided with the puddler on the transmission shaft, the transfer pump setting on the fixed plate, be provided with connecting pipe, transfer line on the transfer pump to be connected connecting pipe one end and feed liquid bottom of the case portion, the hydrojet pipe set up on the locating lever to be provided with the nozzle on the hydrojet pipe.
2. The municipal drainage pipe trenchless rehabilitation spraying construction vehicle of claim 1, wherein: the fixed plate is provided with a protective cover which covers the motor and the infusion pump.
3. The municipal drainage pipe trenchless rehabilitation spraying construction vehicle of claim 1, wherein: the stirring rod on the transmission shaft is set to be any one structure of L shape, T shape or U shape.
4. The municipal drainage pipe trenchless rehabilitation spraying construction vehicle of claim 1, wherein: the number of the liquid spraying pipes is 2-4, two adjacent liquid spraying pipes are connected through liquid through pipes, and the liquid through pipes are connected with the liquid conveying pipe.
5. The municipal drainage pipe trenchless rehabilitation spraying construction vehicle of claim 1, wherein: the bearing plate is provided with a traction block.
6. The municipal drainage pipe trenchless rehabilitation spraying construction vehicle of claim 1, wherein: the top of the feed liquid box is provided with a feed liquid pipe, and the feed liquid pipe penetrates out of the bearing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921216878.3U CN210787886U (en) | 2019-07-31 | 2019-07-31 | Municipal drainage pipe non-excavation is restoreed with spraying construction car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921216878.3U CN210787886U (en) | 2019-07-31 | 2019-07-31 | Municipal drainage pipe non-excavation is restoreed with spraying construction car |
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| Publication Number | Publication Date |
|---|---|
| CN210787886U true CN210787886U (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921216878.3U Active CN210787886U (en) | 2019-07-31 | 2019-07-31 | Municipal drainage pipe non-excavation is restoreed with spraying construction car |
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| CN (1) | CN210787886U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113275166A (en) * | 2021-04-28 | 2021-08-20 | 浙江易承环境科研有限公司 | Trenchless pipeline repairing device and repairing method |
| CN113289989A (en) * | 2021-07-27 | 2021-08-24 | 江苏瑞冠智能科技有限公司 | Robot for cleaning inside of equipment based on visual detection function |
| CN114273132A (en) * | 2022-01-05 | 2022-04-05 | 房美容 | Water paint construction rotation type injector head |
| CN114392870A (en) * | 2022-03-15 | 2022-04-26 | 端家镇 | Self-propelled type metal pipeline inner wall automatic spraying device |
-
2019
- 2019-07-31 CN CN201921216878.3U patent/CN210787886U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113275166A (en) * | 2021-04-28 | 2021-08-20 | 浙江易承环境科研有限公司 | Trenchless pipeline repairing device and repairing method |
| CN113289989A (en) * | 2021-07-27 | 2021-08-24 | 江苏瑞冠智能科技有限公司 | Robot for cleaning inside of equipment based on visual detection function |
| CN113289989B (en) * | 2021-07-27 | 2021-10-01 | 江苏瑞冠智能科技有限公司 | Robot for cleaning inside of equipment based on visual detection function |
| CN114273132A (en) * | 2022-01-05 | 2022-04-05 | 房美容 | Water paint construction rotation type injector head |
| CN114392870A (en) * | 2022-03-15 | 2022-04-26 | 端家镇 | Self-propelled type metal pipeline inner wall automatic spraying device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210903 Address after: No. 131-133, China Xuan Zhi Cheng Wen Fang Sibao trading center, Xieyuan East Road, Jingchuan Town, Jing County, Xuancheng City, Anhui Province, 242500 Patentee after: Anhui Lvcheng construction and Installation Engineering Co.,Ltd. Address before: 511431 Daxin business square 623, 624, 625, Shangyu section of 105 National Highway, Luopu street, Panyu District, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU YITAN UNDERGROUND PIPELINE INSPECTION TECHNOLOGY SERVICE Co.,Ltd. |
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| TR01 | Transfer of patent right |