CN111794516A - Indoor decoration method - Google Patents
Indoor decoration method Download PDFInfo
- Publication number
- CN111794516A CN111794516A CN202010737355.4A CN202010737355A CN111794516A CN 111794516 A CN111794516 A CN 111794516A CN 202010737355 A CN202010737355 A CN 202010737355A CN 111794516 A CN111794516 A CN 111794516A
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- China
- Prior art keywords
- dredging
- rod
- plate
- square
- threaded
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F9/00—Arrangements or fixed installations methods or devices for cleaning or clearing sewer pipes, e.g. by flushing
- E03F9/002—Cleaning sewer pipes by mechanical means
Abstract
The invention relates to an indoor decoration method, which comprises the following steps of: removing dust and gravel on the ground, laying a layer of stone bricks, and reserving a sewage channel; step 2: cleaning the sewage channel, and inserting a sewage pipe into the sewage channel; and step 3: chiseling threaded holes in the ground around the sewage pipe; and 4, step 4: the dredging device is arranged by utilizing the threaded hole, is positioned at the pipe orifice of the sewage pipe and can dredge the sewage pipe; the dredging device comprises an installation block, a driving motor, a first threaded rod, a first square groove, a dredging plate, a spray pipe, a containing box, a transverse plate, a moving rod and a lifting cylinder, wherein the installation block is positioned at a sewage pipe opening. The invention can carry out siltation treatment on the sewage pipe and dredge the sewage pipe by utilizing the dredging device, and has the advantages of convenience, rapidness and convenience.
Description
Technical Field
The invention relates to the technical field of interior decoration, in particular to an interior decoration method.
Background
Interior decoration is to the inner structure of room to be maintained in order to reach the purpose that lets people live in, and interior decoration includes the fitment to the bathroom, and in the use of bathroom, the phenomenon of siltation appears in the sewage pipe easily to need to dredge, regular dredging needs great manpower, awaits improving.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide an indoor decoration method which can perform siltation treatment on a sewage pipe and dredge the sewage pipe by utilizing a dredging device, and has the advantages of convenience, rapidness and convenience.
In order to achieve the purpose, the invention provides the following technical scheme: a method for interior decoration comprises the following steps,
step 1: removing dust and gravel on the ground, laying a layer of stone bricks, and reserving a sewage channel;
step 2: cleaning the sewage channel, and inserting a sewage pipe into the sewage channel;
and step 3: chiseling threaded holes in the ground around the sewage pipe;
and 4, step 4: the dredging device is arranged by utilizing the threaded hole, is positioned at the pipe orifice of the sewage pipe and can dredge the sewage pipe;
the pull throughs is including the installation piece that is in the sewage mouth, the inside of installation piece is provided with driving motor, driving motor is connected with first threaded rod, first threaded rod threaded connection has first square pole, the installation piece is provided with the first square groove that is used for holding first square pole, the below of first square pole is provided with dredge plate, dredge plate sets up to the cylinder form, one side that dredge plate deviates from first square pole is provided with the spray tube, the spray tube runs through the installation piece and is connected with the box that holds that is located installation piece one side, the side of installation piece is provided with a plurality of diaphragms, the both sides sliding connection of diaphragm has the carriage release lever, one of them the diaphragm is connected with the lifting cylinder.
Through adopting above-mentioned technical scheme, do the preliminary treatment with the ground of bathroom, subsequently, through screw hole fixed mounting piece, install the water pipe intercommunication department in the bathroom with the installation piece, when the sewage pipe appears blockking up, start driving motor and drive first threaded rod and rotate around the axial lead of self, first square pole receives the restriction in first square groove and can only remove along the length direction of self, along with the rotation of first threaded rod, thereby first square pole will move down and drive dredging plate downstream, dredging plate will remove the impurity of attached to the sewage pipe at the removal in-process, when dredging plate's removal process or dredging plate met the obstacle, can spray the surface of obstacle through the spray tube with the acidizing fluid of depositing in advance in holding the box, thereby let the obstacle soften, reduce the degree of difficulty that dredging plate removed. Through setting up a plurality of diaphragms, the stability of reinforcing installation piece reduces the range that the installation piece rocked, starts the lifting cylinder in addition and can drive the diaphragm and rise and take out the installation piece.
The invention is further configured to: the middle part of mediation board is provided with the mediation motor, the mediation motor is connected with the second threaded rod, second threaded rod threaded connection has the second square pole of cup jointing in the second threaded rod outside, the mediation board is provided with the second square groove that is used for holding the second square pole.
Through adopting above-mentioned technical scheme, when dredging the board and extruding the impurity that adhesive force is very strong, can start dredge the motor and drive the second threaded rod and rotate, the square pole of second receives the restriction effect in the square groove of second and can only remove along the length direction of self, along with the rotation of second threaded rod, thereby inside the square pole of second will remove the impurity that the card goes into in the sewage pipe, destroys the impurity that has solidified to not hard up impurity, the clearance of the board of being convenient for dredge.
The invention is further configured to: the side of the square pole of second is provided with a plurality of recesses, the inside of the square pole of second is provided with the spread groove that communicates with the recess, the tank bottom of recess is provided with miniature cylinder, miniature cylinder is connected with sharp-pointed piece, the side body coupling of sharp-pointed piece has the stopper that is in the spread groove, one side of stopper is connected with the spring, the other end of spring and the tank bottom fixed connection of spread groove.
Through adopting above-mentioned technical scheme, when the square pole of second was in impurity inside, start miniature cylinder and drive sharp-pointed piece and remove towards the outside of the square pole of second, will extrude the impurity that is in the square pole side of second when sharp-pointed piece to play not hard up effect, when miniature cylinder no longer applyed the effort to sharp-pointed piece, thereby the spring will extrude the stopper and drive the inside that the square pole of second was replied to sharp-pointed piece.
The invention is further configured to: the side of the square pole of second is provided with a plurality of sliding trays, sliding connection has the slide bar in the sliding tray, the slide bar can remove along the length direction of sliding tray, the one end of sliding tray is provided with the promotion cylinder of being connected with the slide bar, the slide bar rotates and is connected with first dwang, the one end of first dwang is rotated and is connected with the second dwang, the second dwang is rotated with the one end of the square pole of second and is connected, and is adjacent be provided with between the second dwang and shelter from cloth.
By adopting the technical scheme, after the second square rod penetrates through the impurity layer, the pushing cylinder is started to drive the sliding rod to move, the movement of the sliding rod drives the first rotating rod to rotate so as to drive the second rotating rod to rotate, the second rotating rod drives the shielding cloth to be spread in the process of rotating to extrude the pipe wall of the external sewage pipe, so that the shielding layer is formed on the end surface of the second square rod, the dredging plate firstly prevents the impurities from being attached to the pipe wall of the sewage pipe, and then the shielding cloth can drive the impurities sliding onto the shielding cloth to be brought above the sewage pipe, so that the impurities can be taken out and cleaned, because the dredging plate only conducts dredging work on the sewage pipe, the sewage pipe is kept in a circulating state, but the impurities in the sewage pipe cannot be cleaned, and the shielding cloth can prevent the impurities extruded by the dredging plate from sliding down to the lower part of the sewage pipe and then be solidified into a new solidified layer again, blocking the flow of sewer pipes.
The invention is further configured to: the storage box is characterized in that a threaded opening is formed in the upper portion of the storage box, a supplement box is connected to the upper portion of the storage box in a threaded mode, the supplement box is communicated with the storage box through the threaded opening, a sealing plate is arranged at the joint of the supplement box and the storage box, and the sealing plate is connected with an opening and closing cylinder.
Through adopting above-mentioned technical scheme, the acidizing fluid of prestoring in holding the box is easily consumed totally, consequently needs to supply, can be connected replenishing box screw thread rotation and holding the box this moment, lets to open and close the cylinder and drive the closure plate and remove after then, and after the closure plate is no longer in replenishing box and the junction that holds the box, the acidizing fluid in the replenishment box will flow into in the holding box.
The invention is further configured to: the one end of second dwang is provided with the fixed axle, the torsional spring has been cup jointed on the fixed axle, firm board has been cup jointed on the fixed axle, the one end of second dwang is provided with the barrier plate that is in firm board one side, the one end of barrier plate is connected with blocks the cylinder, the second dwang is provided with and is used for holding the standing groove that blocks the cylinder.
Through adopting above-mentioned technical scheme, the extrusion force of the lateral wall of second dwang and sewage pipe is not strong, can start to block the cylinder and drive the baffle plate and remove this moment, and after the baffle plate removed to the one side that is not in the firm board, thereby firm board will rotate towards the direction of the pipe wall of sewage pipe under the effect of torsional spring and extrude the pipe wall of sewage pipe, the extrusion of the pipe wall of reinforcing second dwang and sewage pipe.
The invention is further configured to: the dredging plate is provided with a rotating plate on one side of the dredging motor, and one side of the rotating plate is connected with a rotating motor for driving the rotating plate to rotate.
Through adopting above-mentioned technical scheme, the square pole of second inserts in the impurity layer, can let the impurity layer produce not hard up, and the rotating electrical machines that can start this moment drives the rotor plate and rotates and then drive the mediation motor and rotate, thereby the rotation of mediation motor can drive the square pole of second and rotate and drive a plurality of sharp-pointed pieces and rotate, and further not hard up impurity layer weakens the adhesive force between impurity and the sewage pipe.
The invention is further configured to: one end of the dredging plate is connected with a pumping pipe, and the other end of the pumping pipe is connected with a negative pressure pump.
Through adopting above-mentioned technical scheme, the setting of taking out the pipe lets the one end of the square pole of second have the negative pressure, and some impurity attached to the sewage pipe can be siphoned away.
The invention is further configured to: and a triangular rod is arranged at the joint of the adjacent movable rods, and one end of each movable rod can be clamped into the triangular rod.
Through adopting above-mentioned technical scheme, after the installation of installation piece, let the carriage release lever insert the triangular prism in, strengthen the stability of installation piece to avoid rocking at will of carriage release lever.
In conclusion, the invention has the following beneficial effects:
the ground with the bathroom is done the preliminary treatment, subsequently, through screw hole fixed mounting piece, install the water pipe intercommunication department in the bathroom with the installation piece, when the sewage pipe appears blockking up, start driving motor drives first threaded rod and rotates around the axial lead of self, first square pole receives the restriction of first square groove and can only remove along the length direction of self, along with the rotation of first threaded rod, thereby first square pole will move down and drive the mediation board and move down, the mediation board will be clear away the impurity of adhering to on the sewage pipe at the removal in-process, when the removal process of mediation board or mediation board meet the obstacle, can spray the surface of obstacle through the spray tube with the acidizing fluid of depositing in advance in holding the box, thereby let the obstacle soften, reduce the degree of difficulty that mediation board removed. Through setting up a plurality of diaphragms, the stability of reinforcing installation piece reduces the range that the installation piece rocked, starts the lifting cylinder in addition and can drive the diaphragm and rise and take out the installation piece.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment;
FIG. 2 is an enlarged view of a portion of area A of FIG. 1;
FIG. 3 is an enlarged view of a portion of the area B in FIG. 1;
FIG. 4 is a schematic structural diagram illustrating a connection relationship between a second square bar, a second rotating bar, and a shielding cloth according to an embodiment;
FIG. 5 is a schematic structural diagram of a connection relationship among the dredging plate, the second square rod and the second square groove in the embodiment;
FIG. 6 is a schematic structural diagram of the connection relationship between the mounting block, the transverse plate, the moving rod, the lifting cylinder and the triangular rod in the embodiment.
Reference numerals: 1. mounting blocks; 2. a drive motor; 3. a first threaded rod; 4. a first square bar; 5. a first square groove; 6. a dredging plate; 7. a nozzle; 8. accommodating the box; 9. dredging a motor; 10. a second threaded rod; 11. a second square bar; 12. a second square groove; 13. a groove; 14. connecting grooves; 15. a micro cylinder; 16. a sharp block; 17. a limiting block; 18. a spring; 19. a sliding groove; 20. a slide bar; 21. a push cylinder; 22. a first rotating lever; 23. a second rotating lever; 24. a shielding cloth; 25. a replenishing box; 26. a closing plate; 27. opening and closing the air cylinder; 28. a fixed shaft; 29. a torsion spring; 30. a stabilizing plate; 31. a blocking plate; 32. a blocking cylinder; 33. a placement groove; 34. a rotating plate; 35. a rotating electric machine; 36. drawing a pipe; 37. a negative pressure pump; 38. a transverse plate; 39. a travel bar; 40. a lifting cylinder; 41. a triangular rod.
Detailed Description
The invention is further described with reference to the accompanying drawings.
Referring to fig. 1 to 6, a method for interior decoration includes the steps of,
step 1: removing dust and gravel on the ground, laying a layer of stone bricks, and reserving a sewage channel;
step 2: cleaning the sewage channel, and inserting a sewage pipe into the sewage channel;
and step 3: chiseling threaded holes in the ground around the sewage pipe;
and 4, step 4: the dredging device is arranged by utilizing the threaded hole, is positioned at the pipe orifice of the sewage pipe and can dredge the sewage pipe;
the dredging device comprises an installation block 1 which is positioned at a sewage pipe opening, and comprises an installation block 1, wherein a driving motor 2 is arranged inside the installation block 1, the driving motor 2 is connected with a first threaded rod 3, the first threaded rod 3 is in threaded connection with a first square rod 4, the installation block 1 is provided with a first square groove 5 for accommodating the first square rod 4, a dredging plate 6 is arranged below the first square rod 4, the dredging plate 6 is arranged in a cylindrical shape, one side, deviating from the first square rod 4, of the dredging plate 6 is provided with a spray pipe 7, and the spray pipe 7 penetrates through the installation block 1 and is connected with an accommodating box 8 positioned on one side of the installation block 1. The first square rod 4 is matched with the inner side wall of the first square groove 5, and the first square groove 5 limits the first square rod 4 to rotate. The side of installation piece 1 is provided with a plurality of diaphragm 38, the both sides sliding connection of diaphragm 38 has the carriage release lever 39, and one of them diaphragm 38 is connected with lifting cylinder 40.
The middle part of dredging plate 6 is provided with dredging motor 9, dredging motor 9 is connected with second threaded rod 10, second threaded rod 10 threaded connection has the second square pole 11 of cup jointing in the second threaded rod 10 outside, dredging plate 6 is provided with the second square groove 12 that is used for holding the second square pole 11. The second square groove 12 is matched with the second square rod 11, and the second square groove 12 limits the rotation of the second square rod 11.
The side of the square pole 11 of second is provided with a plurality of recesses 13, the inside of the square pole 11 of second is provided with the spread groove 14 that communicates with recess 13, the tank bottom of recess 13 is provided with miniature cylinder 15, miniature cylinder 15 is connected with sharp-pointed piece 16, the side body coupling of sharp-pointed piece 16 has stopper 17 that is in spread groove 14, one side of stopper 17 is connected with spring 18, the other end of spring 18 and the tank bottom fixed connection of spread groove 14.
The side of the square pole 11 of second is provided with a plurality of sliding chutes 19, sliding connection has slide bar 20 in sliding chute 19, slide bar 20 can remove along sliding chute 19's length direction, the one end of sliding chute 19 is provided with the promotion cylinder 21 of being connected with slide bar 20, slide bar 20 rotates and is connected with first dwang 22, the one end of first dwang 22 is rotated and is connected with second dwang 23, second dwang 23 is rotated with the one end of the square pole 11 of second and is connected, and is adjacent be provided with between the second dwang 23 and shelter from cloth 24. It is worth noting that after the plurality of second rotating rods 23 rotate to the position far away from the second square rod 11, the shielding cloth can form a protective layer to isolate the sewage pipe, and when the plurality of second rotating rods 23 rotate to the position close to the second square rod 11, the shielding cloth 24 can be folded in a folding manner.
A threaded port is formed above the accommodating box 8, a supplementary box 25 is connected to the upper portion of the accommodating box 8 in a threaded mode, the supplementary box 25 is communicated with the accommodating box 8 through the threaded port, a closing plate 26 is arranged at the connecting position of the supplementary box 25 and the accommodating box 8, and the closing plate 26 is connected with an opening and closing cylinder 27.
The one end of second dwang 23 is provided with fixed axle 28, torsional spring 29 has been cup jointed on the fixed axle 28, firm board 30 has been cup jointed on the fixed axle 28, the one end of second dwang 23 is provided with the barrier plate 31 that is in firm board 30 one side, the one end of barrier plate 31 is connected with blocks cylinder 32, second dwang 23 is provided with and is used for holding standing groove 33 that blocks cylinder 32.
The dredging plate 6 is provided with a rotating plate 34 positioned on one side of the dredging motor 9, and one side of the rotating plate 34 is connected with a rotating motor 35 for driving the rotating plate 34 to rotate.
One end of the dredging plate 6 is connected with a suction pipe 36, and the other end of the suction pipe 36 is connected with a negative pressure pump 37.
A triangular rod 41 is arranged at the joint of the adjacent movable rods 39, and one end of each movable rod 39 can be clamped into the triangular rod 41.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like made within the design concept of the present invention should be included in the scope of the present invention.
Claims (9)
1. A method of interior decoration, comprising: comprises the following steps of (a) carrying out,
step 1: removing dust and gravel on the ground, laying a layer of stone bricks, and reserving a sewage channel;
step 2: cleaning the sewage channel, and inserting a sewage pipe into the sewage channel;
and step 3: chiseling threaded holes in the ground around the sewage pipe;
and 4, step 4: the dredging device is arranged by utilizing the threaded hole, is positioned at the pipe orifice of the sewage pipe and can dredge the sewage pipe;
the dredging device comprises an installation block (1) at a sewage pipe opening, a driving motor (2) is arranged inside the installation block (1), the driving motor (2) is connected with a first threaded rod (3), the first threaded rod (3) is in threaded connection with a first square rod (4), the installation block (1) is provided with a first square groove (5) used for accommodating the first square rod (4), a dredging plate (6) is arranged below the first square rod (4), the dredging plate (6) is in a cylindrical shape, one side of the dredging plate (6) departing from the first square rod (4) is provided with a spray pipe (7), the spray pipe (7) penetrates through the installation block (1) and is connected with an accommodating box (8) at one side of the installation block (1), the side surface of the installation block (1) is provided with a plurality of transverse plates (38), and two sides of the transverse plates (38) are in sliding connection with a moving rod (39), one of the transverse plates (38) is connected with a lifting cylinder (40).
2. A method of interior decoration according to claim 1, characterized in that: the middle part of dredging board (6) is provided with dredging motor (9), dredging motor (9) are connected with second threaded rod (10), second threaded rod (10) threaded connection has second square pole (11) of cup jointing in the second threaded rod (10) outside, dredging board (6) are provided with second square groove (12) that are used for holding second square pole (11).
3. A method of interior decoration according to claim 2, characterized in that: the side of the square pole of second (11) is provided with a plurality of recesses (13), the inside of the square pole of second (11) is provided with spread groove (14) with recess (13) intercommunication, the tank bottom of recess (13) is provided with miniature cylinder (15), miniature cylinder (15) are connected with sharp-pointed piece (16), the side body coupling of sharp-pointed piece (16) has stopper (17) that are in spread groove (14), one side of stopper (17) is connected with spring (18), the other end of spring (18) and the tank bottom fixed connection of spread groove (14).
4. A method of interior decoration according to claim 2, characterized in that: the side of the square pole of second (11) is provided with a plurality of sliding trays (19), sliding tray (19) sliding connection has sliding bar (20), sliding bar (20) can remove along the length direction of sliding tray (19), the one end of sliding tray (19) is provided with promotion cylinder (21) of being connected with sliding bar (20), sliding bar (20) rotate and are connected with first dwang (22), the one end of first dwang (22) is rotated and is connected with second dwang (23), second dwang (23) is rotated with the one end of the square pole of second (11) and is connected, and is adjacent be provided with between second dwang (23) and shelter from cloth (24).
5. A method of interior decoration according to claim 1, characterized in that: the storage box is characterized in that a threaded opening is formed in the upper portion of the storage box (8), a supplement box (25) is connected to the upper portion of the storage box (8) in a threaded mode, the supplement box (25) is communicated with the storage box (8) through the threaded opening, a sealing plate (26) is arranged at the connecting portion of the supplement box (25) and the storage box (8), and an opening and closing cylinder (27) is connected to the sealing plate (26).
6. A method of interior decoration according to claim 4, characterized in that: the one end of second dwang (23) is provided with fixed axle (28), torsional spring (29) have been cup jointed on fixed axle (28), firm board (30) have been cup jointed on fixed axle (28), the one end of second dwang (23) is provided with baffle plate (31) that are in firm board (30) one side, the one end of baffle plate (31) is connected with blocks cylinder (32), second dwang (23) are provided with standing groove (33) that are used for holding and block cylinder (32).
7. A method of interior decoration according to claim 1, characterized in that: the dredging plate (6) is provided with a rotating plate (34) positioned on one side of the dredging motor (9), and one side of the rotating plate (34) is connected with a rotating motor (35) for driving the rotating plate (34) to rotate.
8. A method of interior decoration according to claim 1, characterized in that: one end of the dredging plate (6) is connected with a pumping pipe (36), and the other end of the pumping pipe (36) is connected with a negative pressure pump (37).
9. A method of interior decoration according to claim 1, characterized in that: a triangular rod (41) is arranged at the joint of the adjacent moving rods (39), and one end of each moving rod (39) can be clamped into the corresponding triangular rod (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010737355.4A CN111794516A (en) | 2020-07-28 | 2020-07-28 | Indoor decoration method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010737355.4A CN111794516A (en) | 2020-07-28 | 2020-07-28 | Indoor decoration method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111794516A true CN111794516A (en) | 2020-10-20 |
Family
ID=72827801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010737355.4A Withdrawn CN111794516A (en) | 2020-07-28 | 2020-07-28 | Indoor decoration method |
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| Country | Link |
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| CN (1) | CN111794516A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112681503A (en) * | 2020-12-17 | 2021-04-20 | 合肥利晟科技有限公司 | A municipal pipeline pull throughs for administering environmental pollution |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090012900A (en) * | 2007-07-31 | 2009-02-04 | 김덕희 | Dredging construction method of drain pipe |
| CN104060683A (en) * | 2014-06-24 | 2014-09-24 | 北京建筑大学 | Pneumatic underground drainage pipeline dredging device |
| CN108457368A (en) * | 2018-04-02 | 2018-08-28 | 宿州冬宇环保科技有限公司 | A kind of sewer pipe cleaning method |
| CN110374189A (en) * | 2019-06-27 | 2019-10-25 | 淮阴工学院 | A kind of pipeline row silt device |
| CN111236407A (en) * | 2020-01-16 | 2020-06-05 | 中铁二局集团有限公司 | Drainage device and method for floor accumulated water in super high-rise building construction |
-
2020
- 2020-07-28 CN CN202010737355.4A patent/CN111794516A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090012900A (en) * | 2007-07-31 | 2009-02-04 | 김덕희 | Dredging construction method of drain pipe |
| CN104060683A (en) * | 2014-06-24 | 2014-09-24 | 北京建筑大学 | Pneumatic underground drainage pipeline dredging device |
| CN108457368A (en) * | 2018-04-02 | 2018-08-28 | 宿州冬宇环保科技有限公司 | A kind of sewer pipe cleaning method |
| CN110374189A (en) * | 2019-06-27 | 2019-10-25 | 淮阴工学院 | A kind of pipeline row silt device |
| CN111236407A (en) * | 2020-01-16 | 2020-06-05 | 中铁二局集团有限公司 | Drainage device and method for floor accumulated water in super high-rise building construction |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112681503A (en) * | 2020-12-17 | 2021-04-20 | 合肥利晟科技有限公司 | A municipal pipeline pull throughs for administering environmental pollution |
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Application publication date: 20201020 |
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| WW01 | Invention patent application withdrawn after publication |