CN211006957U - Municipal drainage pipe non-excavation is restoreed and is laid equipment with plastic film - Google Patents
Municipal drainage pipe non-excavation is restoreed and is laid equipment with plastic film Download PDFInfo
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- CN211006957U CN211006957U CN201921379940.0U CN201921379940U CN211006957U CN 211006957 U CN211006957 U CN 211006957U CN 201921379940 U CN201921379940 U CN 201921379940U CN 211006957 U CN211006957 U CN 211006957U
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Abstract
The utility model discloses a municipal drainage pipe non-excavation is restoreed and is used plastic film laying equipment, include loading board, locating plate, rotation axis, motor one, pneumatic cylinder one, bear a frame one, compression roller, pneumatic cylinder two, bear a frame two and motor two, its characterized in that: the bearing plate is characterized in that a fixing frame is arranged on the back face of the bearing plate, the positioning plate is arranged on the side face of the bearing plate, two ends of the rotating shaft are inserted into the first bearing, the first motor is arranged on the positioning plate, the first hydraulic cylinder is arranged on the bearing plate, the first bearing is arranged on the first piston rod, and connecting shafts are arranged at two ends of the compression roller. The utility model discloses to bear a frame one and rise or descend under the effect of pneumatic cylinder one, piston rod one, drive the compression roller and rise or descend, suppress the plastic film of the in-process is laid to the plastic film, with the plastic film suppression on municipal drainage pipe inner wall, lay the plastic film, improve laying quality and laying efficiency of plastic film, reduced operating personnel's intensity of labour.
Description
Technical Field
The utility model relates to a drain pipe repair technical field specifically is a municipal administration drain pipe non-excavation is restoreed and is used plastic film laying equipment.
Background
In municipal administration drain pipe restoration process, for the convenience of the restoration of municipal administration drain pipe need lay the one deck plastic film in drain pipe bottom, and current drain pipe plastic film laying device has the problem that work efficiency is low, the plastic film laying quality is not high, the plastic film surface is easy impaired, operating personnel intensity of labour is big.
Disclosure of Invention
The utility model aims at providing a municipal drainage pipe non-excavation restoration land used membrane laying equipment that structural design is reasonable, work efficiency is high, plastic film laying quality is high, operating personnel intensity of labour is little to the low, the easy impaired problem in plastic film surface of work efficiency, the plastic film laying quality that current municipal drainage pipe used plastic film laying device exists.
The utility model provides a technical scheme that technical problem taken does:
the utility model provides a municipal drainage pipe non-excavation is restoreed and is used plastic film laying equipment, includes loading board, locating plate, rotation axis, motor one, pneumatic cylinder one, bears a frame one, compression roller, pneumatic cylinder two, bears two and motor two, its characterized in that: the back of the bearing plate is provided with a fixing frame, the fixing frame is provided with a bearing groove, the bearing plate is connected with the fixing frame in a welding mode, the connecting strength between the bearing plate and the fixing frame is improved, the structural strength of mulching film laying equipment is enhanced, the stability of the mulching film laying equipment in the working process is enhanced, a scroll of a mulching film roll is placed into the bearing groove, the mulching film roll can rotate between the fixing frame and the fixing frame conveniently, continuous discharging for mulching film laying can be achieved, the working efficiency is improved, the positioning plate is arranged on the side face of the bearing plate, a fixing plate is vertically arranged on the positioning plate, a first bearing is arranged on the fixing plate, the positioning plate is connected with the bearing plate and the fixing plate in a welding mode, the connecting strength between the positioning plate and the bearing plate and between the positioning plate and the fixing plate is improved, two, The first motor is arranged on the positioning plate, the driving wheel is arranged on the first motor, the first motor is arranged on the positioning plate through a bolt, the mounting efficiency and the mounting stability of the first motor are improved, the working stability of the first motor can also be improved, the first hydraulic cylinder is arranged on the bearing plate, the first piston rod is arranged on the first hydraulic cylinder, the first piston rod vertically penetrates out of the lower portion of the bearing plate, the first hydraulic cylinder is arranged on the bearing plate through a bolt, the mounting efficiency and the mounting stability of the first hydraulic cylinder are improved, the working stability of the first hydraulic cylinder is enhanced, the first bearing frame is arranged on the first piston rod, the second bearing is arranged on the first bearing frame, the first bearing frame is connected with the first piston rod through welding, the connecting strength between the first bearing frame and the first piston rod is improved, and the stability of the first bearing frame in the ascending or descending process along with the first piston rod is enhanced, the two ends of the press roller are provided with connecting shafts, the connecting shafts penetrate through the bearing II, the bearing frame I is lifted or descended under the action of the hydraulic cylinder I and the piston rod I to drive the press roller to lift or descend, mulching films in the mulching film laying process are pressed to be laid, the working efficiency is improved, the hydraulic cylinder II is arranged on the bearing plate, the piston rod II is arranged on the hydraulic cylinder II and penetrates out of the lower portion of the bearing plate, the hydraulic cylinder II is arranged on the bearing plate through bolts to improve the mounting efficiency and the stability after mounting of the hydraulic cylinder II and also improve the stability of the hydraulic cylinder II in the working process, the bearing frame II is arranged on the piston rod II, the bearing III is arranged on the bearing frame II, the bearing frame II is connected with the piston rod II through welding, and the connecting strength between the bearing frame II and the piston rod II is improved, the reinforcing bears the stability of frame two in the course of the work, motor two set up bear frame two on, be provided with the transmission shaft on motor two, stretch into bearing three with transmission shaft one end, and be provided with the depression bar on the transmission shaft, bear frame two with motor two through the bolt installation, improve the installation effectiveness of motor two and the stability after the installation, also can improve the stability of motor two in the course of the work, motor two drives the transmission shaft and the epaxial depression bar of transmission is rotatory, make the depression bar suppress the plastic film after laying, improve the laying quality of plastic film, on the other hand, the plastic film is pushed down to the depression bar, the plastic film after avoiding laying is pulled, further improve the laying quality of plastic film.
Preferably, be provided with the slipmat on the walking wheel of rotation epaxial, can improve the frictional force between walking wheel and the municipal drainage pipe inner wall through the slipmat, prevent that the walking wheel from removing the in-process in municipal drainage pipe and taking place to rock, improve the stability of walking wheel at the removal in-process, and then improve the stability of plastic film laying equipment at the removal in-process, reinforcing plastic film laying efficiency and laying quality have reduced operating personnel's intensity of labour.
Preferably, motor one set up to servo motor, pass through the belt with motor one the action wheel with be connected from the driving wheel, motor one drives action wheel forward or reverse rotation, the action wheel passes through the belt and drives from the driving wheel rotation, it is rotatory to drive rotation axis and rotatory epaxial walking wheel from the driving wheel, makes the walking wheel remove in municipal drainage pipe, drives the plastic film and lays equipment and remove in municipal drainage pipe, has improved work efficiency, has reduced operating personnel's intensity of labour.
Preferably, the compression roller is of a wine barrel-shaped structure with two small ends and a large middle part, the first bearing frame ascends or descends under the action of the first hydraulic cylinder and the first piston rod to drive the compression roller to ascend or descend, mulching films in the mulching film laying process are pressed, the mulching films are pressed on the inner wall of the municipal drainage pipe, the mulching films are laid, the mulching film laying quality and efficiency are improved, and the labor intensity of operators is reduced.
Has the advantages that: the utility model arranges the non-slip mat on the walking wheel on the rotating shaft, the friction between the walking wheel and the inner wall of the municipal drainage pipe can be improved through the non-slip mat, the walking wheel is prevented from shaking in the moving process in the municipal drainage pipe, the stability of the walking wheel in the moving process is improved, further improving the stability of the mulching film laying equipment in the moving process, enhancing the mulching film laying efficiency and quality, reducing the labor intensity of operators, arranging the compression roller into a wine barrel-shaped structure with small two ends and large middle part, lifting or descending the first bearing frame under the action of the first hydraulic cylinder and the first piston rod to drive the compression roller to lift or descend, pressing the mulching film in the mulching film laying process, pressing the mulching film on the inner wall of the municipal drainage pipe, lay the plastic film, improve the laying quality and the efficiency of laying of plastic film, reduced operating personnel's intensity of labour.
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 a connection structure of the first motor and the rotating shaft.
Fig. 3 is a schematic partial structural diagram of the present invention, illustrating a connection structure between the first bearing frame and the compression roller.
Fig. 4 is a schematic view of a part of the structure of the present invention, illustrating the connection structure of the transmission shaft and the pressing rod.
Fig. 5 is a schematic diagram of another embodiment of the present invention.
Fig. 6 is a schematic view of a part of the structure of the present invention, showing a connection structure of the spring and the guide rod.
Fig. 7 is a schematic view of a part of the structure of the present invention, illustrating the connection structure of the pressing rod and the pressing ball.
In the figure: 1. the bearing plate, 2, a positioning plate, 3, a rotating shaft, 4, a first motor, 5, a first hydraulic cylinder, 6, a first bearing frame, 7, a compression roller, 8, a second hydraulic cylinder, 9, a second bearing frame, 10, a second motor, 11, a fixed frame, 12, a bearing groove, 13, a fixed plate, 14, a first bearing, 15, a driven wheel, 16, a traveling wheel, 17, a non-slip mat, 18, a driving wheel, 19, a belt, 20, a first piston rod, 21, a second bearing, 22, a connecting shaft, 23, a second piston rod, 24, a third bearing, 25, a transmission shaft, 26, a compression bar, 27, a spring, 28, a guide rod and 29 are provided.
Detailed Description
The present invention will be described in more detail with reference to the accompanying drawings.
The first embodiment is as follows:
as shown in the attached figures 1-4, the mulching film laying equipment for the municipal drainage pipe trenchless restoration comprises a bearing plate 1, a positioning plate 2, a rotating shaft 3, a motor I4, a hydraulic cylinder I5, a bearing plate I6, a compression roller 7, a hydraulic cylinder II 8, a bearing plate II 9 and a motor II 10, and is characterized in that: the back of the bearing plate 1 is provided with a fixing frame 11, the fixing frame 11 is provided with a bearing groove 12, the bearing plate 1 is connected with the fixing frame 11 through welding, the connection strength between the bearing plate 1 and the fixing frame 11 is improved, the structural strength of mulching film laying equipment is enhanced, the stability of the mulching film laying equipment in the working process is enhanced, a scroll of a mulching film roll is placed into the bearing groove 12, the mulching film roll can rotate between the fixing frame 11 and the fixing frame 11 conveniently, continuous discharging for mulching film laying can be realized, the working efficiency is improved, the positioning plate 2 is arranged on the side surface of the bearing plate 1, a fixing plate 13 is vertically arranged on the positioning plate 2, a bearing I14 is arranged on the fixing plate 13, the positioning plate 2 is connected with the bearing plate 1 and the fixing plate 13 through welding, the connection strength between the positioning plate 2 and the bearing plate 1 and the fixing plate 13 is improved, and two ends of the rotating, a driven wheel 15 and a traveling wheel 16 are arranged on the rotating shaft 3, the motor I4 is arranged on the positioning plate 2, a driving wheel 18 is arranged on the motor I4, the motor I4 is arranged on the positioning plate 2 through a bolt, the mounting efficiency and the mounting stability of the motor I4 are improved, and the working stability of the motor I4 can also be improved, the hydraulic cylinder I5 is arranged on the bearing plate 1, the piston rod I20 is arranged on the hydraulic cylinder I5, the piston rod I20 vertically penetrates out of the lower part of the bearing plate 1, the hydraulic cylinder I5 is arranged on the bearing plate 1 through a bolt, the mounting efficiency and the mounting stability of the hydraulic cylinder I5 are improved, the working stability of the hydraulic cylinder I5 is enhanced, the bearing frame I6 is arranged on the piston rod I20, a bearing II 21 is arranged on the bearing frame I6, and the bearing frame I6 is connected with the piston rod I20 through welding, the connection strength between the bearing frame I6 and the piston rod I20 is improved, the stability of the bearing frame in the process of rising or falling along with the piston rod I20 is enhanced, the connecting shafts 22 are arranged at two ends of the press roller 7, the connecting shafts 22 penetrate through the bearing II 21, the bearing frame I6 rises or falls under the action of the hydraulic cylinder I5 and the piston rod I20 to drive the press roller 7 to rise or fall, mulching films in the mulching film laying process are pressed, the mulching films are laid, the working efficiency is improved, the hydraulic cylinder II 8 is arranged on the bearing plate 1, the piston rod II 23 is arranged on the hydraulic cylinder II 8, the piston rod II 23 penetrates out of the lower portion of the bearing plate 1, the hydraulic cylinder II 8 is arranged on the bearing plate 1 through bolts, the installation efficiency and the stability of the hydraulic cylinder II 8 after installation are improved, the stability of the hydraulic cylinder II 8 in the working process can also be improved, the bearing frame II 9 is arranged, the bearing II 9 is provided with a bearing III 24, the bearing II 9 is connected with the piston rod II 23 through welding, the connection strength between the bearing II 9 and the piston rod II 23 is improved, the stability of the bearing II 9 in the working process is enhanced, the motor II 10 is arranged on the bearing II 9, the motor II 10 is provided with a transmission shaft 25, one end of the transmission shaft 25 extends into the bearing III 24, a pressure rod 26 is arranged on the transmission shaft 25, the motor II 10 is arranged on the bearing II 9 through bolts, the mounting efficiency and the mounted stability of the motor II 10 are improved, the stability of the motor II 10 in the working process can also be improved, the motor II 10 drives the transmission shaft 25 and the pressure rod 26 on the transmission shaft 25 to rotate, the pressure rod 26 presses the laid mulching film, the laying quality of the mulching film is improved, on the other hand, the pressure rod 26 presses the mulching film, and the laid mulching film is prevented from being pulled, further improve the laying quality of the mulching film.
Preferably, be provided with slipmat 17 on the walking wheel 16 on the rotation axis 3, can improve the frictional force between walking wheel 16 and the municipal drainage pipe inner wall through slipmat 17, prevent that walking wheel 16 from removing the in-process in municipal drainage pipe and taking place to rock, improve the stability of walking wheel 16 in the removal in-process, and then improve the stability of plastic film laying equipment in the removal in-process, reinforcing plastic film laying efficiency and laying quality have reduced operating personnel's intensity of labour.
Preferably, motor 4 set up to servo motor, the action wheel 18 with motor 4 passes through belt 19 and is connected from driving wheel 15, motor 4 drives action wheel 18 forward or reverse rotation, action wheel 18 drives from driving wheel 15 rotation through belt 19, it is rotatory to drive walking wheel 16 on rotation axis 3 and the rotation axis 3 from driving wheel 15, make walking wheel 16 remove in municipal drainage pipe, drive plastic film laying equipment and remove in municipal drainage pipe, and the work efficiency is improved, and the labor intensity of operating personnel is reduced.
Preferably, the compression roller 7 is of a wine barrel-shaped structure with two small ends and a large middle part, the bearing frame 6 ascends or descends under the action of the hydraulic cylinder 5 and the piston rod 20 to drive the compression roller 7 to ascend or descend, mulching films in the mulching film laying process are pressed, the mulching films are pressed on the inner wall of the municipal drainage pipe, the mulching films are laid, the mulching film laying quality and efficiency are improved, and the labor intensity of operators is reduced.
Example two:
as shown in the accompanying drawings 5-7, the mulching film laying equipment for municipal drainage pipe trenchless restoration comprises a bearing plate 1, a positioning plate 2, a rotating shaft 3, a first motor 4, a first hydraulic cylinder 5, a first bearing frame 6, a pressing roller 7, a second hydraulic cylinder 8, a second bearing frame 9 and a second motor 10, and is characterized in that: the back of the bearing plate 1 is provided with a fixing frame 11, the fixing frame 11 is provided with a bearing groove 12, the bearing plate 1 is connected with the fixing frame 11 through welding, the connection strength between the bearing plate 1 and the fixing frame 11 is improved, the structural strength of mulching film laying equipment is enhanced, the stability of the mulching film laying equipment in the working process is enhanced, a scroll of a mulching film roll is placed into the bearing groove 12, the mulching film roll can rotate between the fixing frame 11 and the fixing frame 11 conveniently, continuous discharging for mulching film laying can be realized, the working efficiency is improved, the positioning plate 2 is arranged on the side surface of the bearing plate 1, a fixing plate 13 is vertically arranged on the positioning plate 2, a bearing I14 is arranged on the fixing plate 13, the positioning plate 2 is connected with the bearing plate 1 and the fixing plate 13 through welding, the connection strength between the positioning plate 2 and the bearing plate 1 and the fixing plate 13 is improved, and two ends of the rotating, a driven wheel 15 and a traveling wheel 16 are arranged on the rotating shaft 3, the motor I4 is arranged on the positioning plate 2, a driving wheel 18 is arranged on the motor I4, the motor I4 is arranged on the positioning plate 2 through a bolt, the mounting efficiency and the mounting stability of the motor I4 are improved, and the working stability of the motor I4 can also be improved, the hydraulic cylinder I5 is arranged on the bearing plate 1, the piston rod I20 is arranged on the hydraulic cylinder I5, the piston rod I20 vertically penetrates out of the lower part of the bearing plate 1, the hydraulic cylinder I5 is arranged on the bearing plate 1 through a bolt, the mounting efficiency and the mounting stability of the hydraulic cylinder I5 are improved, the working stability of the hydraulic cylinder I5 is enhanced, the bearing frame I6 is arranged on the piston rod I20, a bearing II 21 is arranged on the bearing frame I6, and the bearing frame I6 is connected with the piston rod I20 through welding, the connection strength between the bearing frame I6 and the piston rod I20 is improved, the stability of the bearing frame in the process of rising or falling along with the piston rod I20 is enhanced, the connecting shafts 22 are arranged at two ends of the press roller 7, the connecting shafts 22 penetrate through the bearing II 21, the bearing frame I6 rises or falls under the action of the hydraulic cylinder I5 and the piston rod I20 to drive the press roller 7 to rise or fall, mulching films in the mulching film laying process are pressed, the mulching films are laid, the working efficiency is improved, the hydraulic cylinder II 8 is arranged on the bearing plate 1, the piston rod II 23 is arranged on the hydraulic cylinder II 8, the piston rod II 23 penetrates out of the lower portion of the bearing plate 1, the hydraulic cylinder II 8 is arranged on the bearing plate 1 through bolts, the installation efficiency and the stability of the hydraulic cylinder II 8 after installation are improved, the stability of the hydraulic cylinder II 8 in the working process can also be improved, the bearing frame II 9 is arranged, the bearing II 9 is provided with a bearing III 24, the bearing II 9 is connected with the piston rod II 23 through welding, the connection strength between the bearing II 9 and the piston rod II 23 is improved, the stability of the bearing II 9 in the working process is enhanced, the motor II 10 is arranged on the bearing II 9, the motor II 10 is provided with a transmission shaft 25, one end of the transmission shaft 25 extends into the bearing III 24, a pressure rod 26 is arranged on the transmission shaft 25, the motor II 10 is arranged on the bearing II 9 through bolts, the mounting efficiency and the mounted stability of the motor II 10 are improved, the stability of the motor II 10 in the working process can also be improved, the motor II 10 drives the transmission shaft 25 and the pressure rod 26 on the transmission shaft 25 to rotate, the pressure rod 26 presses the laid mulching film, the laying quality of the mulching film is improved, on the other hand, the pressure rod 26 presses the mulching film, and the laid mulching film is prevented from being pulled, further improve the laying quality of the mulching film.
Preferably, be provided with slipmat 17 on the walking wheel 16 on the rotation axis 3, can improve the frictional force between walking wheel 16 and the municipal drainage pipe inner wall through slipmat 17, prevent that walking wheel 16 from removing the in-process in municipal drainage pipe and taking place to rock, improve the stability of walking wheel 16 in the removal in-process, and then improve the stability of plastic film laying equipment in the removal in-process, reinforcing plastic film laying efficiency and laying quality have reduced operating personnel's intensity of labour.
Preferably, motor 4 set up to servo motor, the action wheel 18 with motor 4 passes through belt 19 and is connected from driving wheel 15, motor 4 drives action wheel 18 forward or reverse rotation, action wheel 18 drives from driving wheel 15 rotation through belt 19, it is rotatory to drive walking wheel 16 on rotation axis 3 and the rotation axis 3 from driving wheel 15, make walking wheel 16 remove in municipal drainage pipe, drive plastic film laying equipment and remove in municipal drainage pipe, and the work efficiency is improved, and the labor intensity of operating personnel is reduced.
Preferably, the compression roller 7 is of a wine barrel-shaped structure with two small ends and a large middle part, the bearing frame 6 ascends or descends under the action of the hydraulic cylinder 5 and the piston rod 20 to drive the compression roller 7 to ascend or descend, mulching films in the mulching film laying process are pressed, the mulching films are pressed on the inner wall of the municipal drainage pipe, the mulching films are laid, the mulching film laying quality and efficiency are improved, and the labor intensity of operators is reduced.
Preferably, a guide rod 28 is arranged below the bearing plate 1 through a spring 27, the guide rod 28 is of an arc-shaped structure, and the mulching film in the transmission process can be spread through the guide rod 28, so that the mulching film in the transmission process is attached to the inner wall of the municipal drainage pipe under the pressing of the pressing roller 7, and the laying efficiency and the laying quality of the mulching film are improved.
Preferably, the pressing ball 29 is arranged at one end of the pressing rod 26, the paved mulching film can be pressed again through the pressing ball 29, the paving quality of the mulching film is further improved, on the other hand, the paved mulching film can be prevented from being damaged, and the integrity of the mulching film is improved.
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.
In the description of the present invention, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting 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 (4)
1. The utility model provides a municipal drainage pipe non-excavation is restoreed and is used plastic film laying equipment, includes loading board, locating plate, rotation axis, motor one, pneumatic cylinder one, bears a frame one, compression roller, pneumatic cylinder two, bears two and motor two, its characterized in that: the back of the bearing plate is provided with a fixing frame, the fixing frame is provided with a bearing groove, the positioning plate is arranged on the side surface of the bearing plate, a fixing plate is vertically arranged on the positioning plate, a bearing I is arranged on the fixing plate, two ends of the rotating shaft are inserted into the bearing I, a driven wheel and a traveling wheel are arranged on the rotating shaft, a motor I is arranged on the positioning plate, a driving wheel is arranged on the motor I, a hydraulic cylinder I is arranged on the bearing plate, a piston rod I is arranged on the hydraulic cylinder I, the piston rod I vertically penetrates out of the lower part of the bearing plate, the bearing frame I is arranged on the piston rod I, a bearing II is arranged on the bearing frame I, two ends of the compression roller are provided with connecting shafts, the connecting shafts penetrate through the bearing II, the hydraulic cylinder II is arranged on the bearing plate, and the hydraulic cylinder II is, and a second piston rod penetrates out of the lower part of the bearing plate, the second bearing frame is arranged on the second piston rod, a third bearing is arranged on the second bearing frame, a second motor is arranged on the second bearing frame, a transmission shaft is arranged on the second motor, one end of the transmission shaft extends into the third bearing, and a pressure rod is arranged on the transmission shaft.
2. The mulch laying apparatus for trenchless rehabilitation of municipal drain pipe according to claim 1, wherein: and the travelling wheels on the rotating shaft are provided with anti-slip pads.
3. The mulch laying apparatus for trenchless rehabilitation of municipal drain pipe according to claim 1, wherein: the motor I is set as a servo motor, and a driving wheel of the motor I is connected with a driven wheel through a belt.
4. The mulch laying apparatus for trenchless rehabilitation of municipal drain pipe according to claim 1, wherein: the compression roller is of a wine barrel-shaped structure with two small ends and a large middle part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921379940.0U CN211006957U (en) | 2019-08-23 | 2019-08-23 | Municipal drainage pipe non-excavation is restoreed and is laid equipment with plastic film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921379940.0U CN211006957U (en) | 2019-08-23 | 2019-08-23 | Municipal drainage pipe non-excavation is restoreed and is laid equipment with plastic film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211006957U true CN211006957U (en) | 2020-07-14 |
Family
ID=71478339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921379940.0U Active CN211006957U (en) | 2019-08-23 | 2019-08-23 | Municipal drainage pipe non-excavation is restoreed and is laid equipment with plastic film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211006957U (en) |
-
2019
- 2019-08-23 CN CN201921379940.0U patent/CN211006957U/en active Active
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Legal Events
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211018 Address after: Room 33432, building 5, No. 269, Yushu Road, Yongfeng street, Songjiang District, Shanghai 201600 Patentee after: SHANGHAI YONGTONG MUNICIPAL ENGINEERING MAINTENANCE 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. |