CN111495897A - Concrete pouring conduit cleaning device and using method thereof - Google Patents
Concrete pouring conduit cleaning device and using method thereof Download PDFInfo
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- CN111495897A CN111495897A CN202010292408.6A CN202010292408A CN111495897A CN 111495897 A CN111495897 A CN 111495897A CN 202010292408 A CN202010292408 A CN 202010292408A CN 111495897 A CN111495897 A CN 111495897A
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- annular
- concrete pouring
- cylinder
- guide pipe
- annular outer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/049—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes having self-contained propelling means for moving the cleaning devices along the pipes, i.e. self-propelled
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Abstract
The invention provides a concrete pouring catheter cleaning device which comprises a base, an annular outer barrel and an annular inner barrel, wherein the annular outer barrel and the annular inner barrel are transversely arranged on the base, the annular outer barrel and the annular inner barrel are hollow annular barrels, an outer nozzle is arranged on the inner wall of the annular outer barrel, an inner nozzle is arranged on the outer wall of the annular inner barrel, water inlets are formed in the end parts of the annular outer barrel and the annular inner barrel, a water outlet is formed in the lower part of the outer wall of the annular outer barrel, an annular outer barrel lifting rod used for adjusting the included angle between the annular outer barrel and the horizontal plane is further arranged on the base, the annular outer barrel lifting rod is connected with an external hydraulic engine, when the concrete pouring catheter is cleaned. The invention also provides a using method of the concrete pouring guide pipe cleaning device. The working hours can be saved, and the concrete pouring guide pipe can be efficiently cleaned; the operation is convenient, and the labor can be greatly saved; the water consumption is reduced, and the cost is saved.
Description
Technical Field
The invention belongs to the technical field of construction engineering construction, relates to a concrete pouring guide pipe cleaning device, and further relates to a using method of the concrete pouring guide pipe cleaning device.
Background
If the pouring guide pipe is not cleaned, a series of problems can be caused, which are mainly shown in the following aspects: firstly, the inner wall of the pouring guide pipe is not thoroughly cleaned, so that concrete residues are attached to the inner wall, the next pouring is not facilitated, and the pouring quality of underwater concrete is influenced; the outer wall of the pouring guide pipe is not thoroughly cleaned, concrete can be condensed on the outer wall after a long time, the next installation and the next downward placement are not facilitated, and concrete residues can enter the concrete poured next time, so that the pouring quality is influenced; and thirdly, if the guide pipe is pulled out from the concrete, concrete residues can be poured in the transportation process if the guide pipe is not cleaned completely, and the guide pipe does not conform to the concept of a civilized construction site.
However, after the underwater concrete is constructed, the inner wall of the pouring guide pipe needs to be cleaned, but the traditional cleaning mode is too complex, and the cleaning effect on the inner wall is not good.
Therefore, it is necessary to provide a concrete pouring duct cleaning method and apparatus which can improve the productivity with a small number of operation steps, a small amount of labor, time saving and excellent cleaning effect.
Disclosure of Invention
In view of the defects of the prior art, the first purpose of the invention is to provide a concrete pouring conduit cleaning method which has the advantages of less operation procedures, less required labor force, labor hour saving and good cleaning effect and improves the production efficiency, and the second purpose of the invention is to provide a device using the cleaning method.
The concrete pouring catheter cleaning device comprises a base and an annular outer barrel transversely placed on the base, an annular inner barrel, the annular inner barrel is arranged in the annular outer barrel, the annular outer barrel and the annular inner barrel are hollow annular barrels, an outer nozzle is arranged on the inner wall of the annular outer barrel, an inner nozzle is arranged on the outer wall of the annular inner barrel, a first chassis is arranged at the bottom of the left side of the annular outer barrel, an annular clamping groove is arranged on the first chassis, the annular clamping groove is positioned between the inner wall of the annular outer barrel and the outer wall of the annular inner barrel, a second chassis is arranged at the bottom of the right side of the annular inner barrel, a buckle clamped in the annular groove is arranged at the edge position of the second chassis, water inlets are formed in the end parts of the annular outer barrel and the annular inner barrel, a water outlet is formed in the lower part of the outer wall of the annular outer, the transmission roller is fixed on the first chassis, the other side of the annular outer barrel is provided with an annular outer barrel lifting rod used for adjusting an included angle between the annular outer barrel and a horizontal plane, an adjusting button is arranged on the annular outer barrel lifting rod, the annular outer barrel lifting rod is connected with an external hydraulic engine, when a concrete pouring guide pipe is cleaned, the water inlet is connected to a water source through a water pump and a water pipe, and the water outlet is connected to a container port through a water pipe.
When the concrete pouring guide pipe is cleaned, the included angle between the axis of the annular outer cylinder and the horizontal plane is 10-80 degrees, and preferably 50 degrees.
Preferably, the annular outer cylinder and the annular inner cylinder are concentric, and the included angles between the water jet directions of the outer nozzle and the inner nozzle and the axial lead of the annular outer cylinder are 20-60 degrees.
Furthermore, the included angles between the water jet directions of the outer nozzle and the inner nozzle and the axial lead of the annular outer cylinder are both 45 degrees.
Further, outer nozzles are uniformly arranged on the inner wall of the annular outer cylinder along the longitudinal direction and the circumference, outer nozzles are uniformly arranged on the inner wall of the annular outer cylinder along the transverse direction, and the included angle between the water jet directions of the transversely adjacent outer nozzles is 90 degrees; similarly, the outer wall of the annular inner cylinder is uniformly provided with inner nozzles longitudinally along the circumference, the outer wall of the annular inner cylinder is uniformly provided with inner nozzles transversely, and the included angle between the water jet directions of the transversely adjacent inner nozzles is 90 degrees.
Furthermore, the included angles between the water jet directions of the outer nozzles on the same longitudinal circumferential surface and the axial lead of the annular outer cylinder are the same; similarly, the water jet directions of the inner nozzles on the same longitudinal circumferential surface form the same included angle with the axial lead of the annular outer cylinder.
Furthermore, the transverse distance between the outer nozzle on the inner wall of the annular outer cylinder and the inner nozzle on the outer wall of the corresponding annular inner cylinder is 5-8 mm, and preferably 6 mm.
Furthermore, the diameters of the water spraying holes of the outer nozzle and the inner nozzle are both 2-5 mm, and preferably 4 mm.
Still further, the ratio of the inner diameter of the annular outer cylinder to the outer diameter of the annular inner cylinder is 2-4: 1, preferably 3: 1.
a second object of the present invention is to provide a method for using the concrete pouring duct cleaning apparatus, including the steps of:
step 1: pushing the concrete pouring conduit cleaning device to a specified place, and connecting a corresponding water pump and a corresponding water pipe at a water inlet and a water outlet;
step 2: adjusting a cylinder of a concrete pouring guide pipe cleaning device to be horizontally placed through an outer cylinder lifting rod, aligning a first section of the concrete pouring guide pipe which is taken down to a cylinder opening, putting the first section of the concrete pouring guide pipe into an annular clamping groove, enabling the concrete pouring guide pipe to be located between the inner wall of an annular outer cylinder and the outer wall of an annular inner cylinder, buckling a buckle on a second chassis on the inner wall of the concrete pouring guide pipe, adjusting an adjusting button on the outer cylinder lifting rod, slowly lifting the right end of the annular outer cylinder, and enabling the included angle between the axial lead of the annular outer cylinder and the horizontal plane to be 10-80 degrees; and step 3: starting a motor, wherein a motor roller of the motor is driven to a transmission roller of a first chassis, so that the transmission roller drives a concrete pouring guide pipe to rotate between an annular outer cylinder and an annular inner cylinder, and an outer nozzle and an inner nozzle spray water to clean the concrete pouring guide pipe;
and 4, step 4: when no obvious concrete residue is flushed out of the water outlet, the power supply of the motor is turned off, the concrete pouring conduit cleaning device is adjusted to be horizontally placed through the outer cylinder lifting rod, the concrete pouring conduit is slowly moved out, and the operation is repeated to sequentially clean other concrete pouring conduits;
and 5: and after the concrete pouring guide pipes are cleaned, cleaning the empty device for 5min, pulling out the water inlet pipe and the water outlet pipe, and putting the concrete pouring guide pipe cleaning device back to the mechanical warehouse.
The invention has the beneficial effects that: 1. the method and the device can save working hours, efficiently clean the concrete pouring guide pipe, and only take 3-5 minutes for cleaning the concrete pouring guide pipe on average;
2. the method and the device are convenient to operate, can greatly save manpower, and can finish all operations by one person;
3. the method and the device can reduce the water consumption, save the cost, and can independently deposit and recover the supernatant in the container for continuous use after the water of the concrete pouring conduit cleaning device is washed, and in addition, can avoid the washing water from polluting the concrete pouring conduit cleaning device caused by the circulating water at the water inlet and the water outlet.
Drawings
FIG. 1 is a schematic structural view of a concrete pouring duct cleaning device;
FIG. 2 is a left side view of the structure of FIG. 1;
FIG. 3 is a schematic structural diagram of the annular outer cylinder and the annular inner cylinder;
fig. 4 is a schematic cross-sectional structure of fig. 3.
Wherein, the base 1; an annular outer cylinder 2; an annular inner cylinder 3; an outer nozzle 4; a water inlet 5; pouring the conduit 6 with concrete; a motor 7; an annular outer cylinder lifting rod 8; an adjustment button 9; an inner nozzle 10; a water outlet 11; a first chassis 12; a ring card slot 13; a second chassis 14; a buckle 15; a motor roller 16; the rollers 17 are driven.
Detailed Description
The scheme of the invention will be explained with reference to the examples. It will be appreciated by those skilled in the art that the following examples are illustrative of the invention only and should not be taken as limiting the scope of the invention. The examples, where specific techniques or conditions are not indicated, are to be construed according to the techniques or conditions described in the literature in the art or according to the product specifications.
A concrete pouring catheter cleaning device is shown in the attached drawing of the specification, and comprises a base 1, an annular outer cylinder 2 and an annular inner cylinder 3, wherein the annular outer cylinder 2 and the annular inner cylinder 3 are transversely placed on the base 1, the annular inner cylinder 3 is arranged in the annular outer cylinder 2, the annular outer cylinder 2 and the annular inner cylinder 3 are both hollow annular cylinders, an outer nozzle 4 is arranged on the inner wall of the annular outer cylinder 2, an inner nozzle 10 is arranged on the outer wall of the annular inner cylinder 3, a first chassis 12 is arranged at the bottom of the left side of the annular outer cylinder 2, an annular clamping groove 13 is arranged on the first chassis 12, the annular clamping groove 13 is positioned between the inner wall of the annular outer cylinder 2 and the outer wall of the annular inner cylinder 3, a second chassis 14 is arranged at the bottom of the right side of the annular inner cylinder 3, a buckle 15 clamped in an annular groove is arranged at the edge position, one side of annular urceolus 2 is provided with and is used for driving concrete placement pipe 6 pivoted motor 7, motor roller 16 of motor 7 passes through driving belt and is connected with drive roller 17, drive roller 17 is fixed on first chassis 12, the opposite side of annular urceolus 2 is provided with the annular urceolus lifter 8 that is used for adjusting annular urceolus 2 and horizontal angle, be provided with adjustment button 9 on the annular urceolus lifter 8, annular urceolus lifter 8 is connected with outside hydraulic engine, when carrying out concrete placement pipe 6 and wasing, water inlet 5 is through water pump and water piping connection to water source, delivery port 11 is through water piping connection to container port.
When the concrete pouring guide pipe 6 is cleaned, the included angle between the axis of the annular outer cylinder 2 and the horizontal plane is 10-80 degrees.
The annular outer cylinder 2 and the annular inner cylinder 3 are coaxial, and the included angle between the water jet directions of the outer nozzle 4 and the inner nozzle 10 and the axial lead of the annular outer cylinder 2 is 20-60 degrees.
The annular outer cylinder 2 and the annular inner cylinder 3 are concentric, and the included angle between the water jet directions of the outer nozzle 4 and the inner nozzle 10 and the axial lead of the annular outer cylinder 2 is 45 degrees.
The inner wall of the annular outer cylinder 2 is uniformly provided with outer nozzles 4 along the longitudinal circumferential surface, the inner wall of the annular outer cylinder 2 is uniformly provided with the outer nozzles 4 along the transverse direction, and the included angle between the water jet directions of the transversely adjacent outer nozzles 4 is 90 degrees; similarly, the inner nozzles 10 are uniformly arranged on the outer wall of the annular inner cylinder 3 along the longitudinal direction and the circumference, the inner nozzles 10 are uniformly arranged on the outer wall of the annular inner cylinder 3 along the transverse direction, and the included angle between the water jet directions of the transversely adjacent inner nozzles 10 is 90 degrees.
The included angles of the water jet directions of the outer nozzles 4 on the same longitudinal circumferential surface and the axial lead of the annular outer cylinder 2 are the same; similarly, the water jet direction of the inner nozzle 10 on the same longitudinal circumferential surface has the same included angle with the axis of the annular outer cylinder 2.
The transverse distance between the outer nozzle 4 on the inner wall of the annular outer cylinder 2 and the corresponding inner nozzle 10 on the outer wall of the annular inner cylinder 3 is 6 mm. I.e. the lateral distance of the outer nozzle 4 on the inner wall of the annular outer cylinder 2 from the inner nozzle 10 on the outer wall of the annular inner cylinder 3 which is closest thereto is 6 mm.
The outer nozzle 4 and the inner nozzle 10 each have a water hole diameter of 4 mm.
The ratio of the inner diameter of the annular outer cylinder 2 to the outer diameter of the annular inner cylinder 3 is 3: 1.
the use method of the concrete pouring guide pipe cleaning device comprises the following steps:
step 1: pushing the concrete pouring conduit cleaning device to a specified place, and connecting a corresponding water pump and a corresponding water pipe at the water inlet 5 and the water outlet 11;
step 2: firstly, adjusting a cylinder of the concrete pouring conduit cleaning device to be horizontally placed through an outer cylinder lifting rod 8, aligning a first section of the concrete pouring conduit 6 which is taken down to a cylinder opening, putting the first section of the concrete pouring conduit 6 into an annular clamping groove 13, enabling the concrete pouring conduit 6 to be located between the inner wall of an annular outer cylinder 2 and the outer wall of an annular inner cylinder 3, then buckling a buckle 15 on a second base plate 14 on the inner wall of the concrete pouring conduit 6, adjusting an adjusting button 9 on the outer cylinder lifting rod 8, slowly lifting the right end of the annular outer cylinder 2, and enabling the included angle between the axial lead of the annular outer cylinder 2 and the horizontal plane to be 50 degrees;
and step 3: starting the motor 7, wherein a motor roller 16 of the motor 7 is driven to a transmission roller 17 of the first chassis 12, so that the transmission roller 17 drives the concrete pouring guide pipe 6 to rotate between the annular outer cylinder 2 and the annular inner cylinder 3, and the outer nozzle 4 and the inner nozzle 10 spray water to clean the concrete pouring guide pipe 6;
and 4, step 4: when no obvious concrete residue is flushed out of the water outlet 11, the power supply of the motor is turned off, the concrete pouring conduit cleaning device is adjusted to be horizontally placed through the outer cylinder lifting rod 8, the concrete pouring conduit 6 is slowly moved out, and the operations are repeated to sequentially clean other concrete pouring conduits 6;
and 5: and after the concrete pouring guide pipes are cleaned, cleaning the empty device for 5min, pulling out the water inlet pipe and the water outlet pipe, and putting the concrete pouring guide pipe cleaning device back to the mechanical warehouse.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. The concrete pouring catheter cleaning device is characterized by comprising a base (1), an annular outer cylinder (2) and an annular inner cylinder (3) which are transversely arranged on the base (1), wherein the annular inner cylinder (3) is arranged in the annular outer cylinder (2), the annular outer cylinder (2) and the annular inner cylinder (3) are hollow annular cylinders, an outer nozzle (4) is arranged on the inner wall of the annular outer cylinder (2), an inner nozzle (10) is arranged on the outer wall of the annular inner cylinder (3), a first chassis (12) is arranged at the bottom of the left side of the annular outer cylinder (2), an annular clamping groove (13) is formed in the first chassis (12), the annular clamping groove (13) is located between the inner wall of the annular outer cylinder (2) and the outer wall of the annular inner cylinder (3), and a second chassis (14) is arranged at the bottom of the right side of the annular inner cylinder (3), the edge position of the second chassis (14) is provided with a buckle (15) clamped in an annular groove, the end parts of the annular outer barrel (2) and the annular inner barrel (3) are respectively provided with a water inlet (5), the lower part of the outer wall of the annular outer barrel (2) is provided with a water outlet (11), one side of the annular outer barrel (2) is provided with a motor (7) for driving a concrete pouring conduit (6) to rotate, a motor roller (16) of the motor (7) is connected with a transmission roller (17) through a transmission belt, the transmission roller (17) is fixed on the first chassis (12), the other side of the annular outer barrel (2) is provided with an annular outer barrel lifting rod (8) for adjusting the included angle between the annular outer barrel (2) and the horizontal plane, an adjusting button (9) is arranged on the annular outer barrel lifting rod (8), and the annular outer barrel lifting rod (8) is connected with an external hydraulic motor, when the concrete pouring guide pipe (6) is cleaned, the water inlet (5) is connected to a water source through a water pump and a water pipe, and the water outlet (11) is connected to the end port of the container through a water pipe.
2. The concrete pouring guide pipe cleaning device according to claim 1, wherein when the concrete pouring guide pipe (6) is cleaned, the included angle between the axis line of the annular outer cylinder (2) and the horizontal plane is 10-80 degrees.
3. The concrete pouring guide pipe cleaning device according to claim 1 or 2, wherein the annular outer cylinder (2) and the annular inner cylinder (3) are concentric, and the included angles between the water jet directions of the outer nozzle (4) and the inner nozzle (10) and the axial lead of the annular outer cylinder (2) are 20-60 degrees.
4. The concrete pouring guide pipe cleaning device according to claim 3, characterized in that the water jet directions of the outer nozzle (4) and the inner nozzle (10) form an angle of 45 degrees with the axial line of the annular outer cylinder (2).
5. The concrete pouring guide pipe cleaning device according to claim 2, characterized in that the inner wall of the annular outer cylinder (2) is uniformly provided with outer nozzles (4) along the longitudinal circumferential surface, the inner wall of the annular outer cylinder (2) is uniformly provided with outer nozzles (4) along the transverse direction, and the included angle between the water jet directions of the transversely adjacent outer nozzles (4) is 90 degrees; similarly, the outer wall of the annular inner cylinder (3) is uniformly provided with inner nozzles (10) longitudinally along the circumference, the outer wall of the annular inner cylinder (3) is uniformly provided with inner nozzles (10) transversely, and the included angle between the water jet directions of the transversely adjacent inner nozzles (10) is 90 degrees.
6. The concrete pouring guide pipe cleaning device according to claim 5, wherein the water jet directions of the outer nozzles (4) on the same longitudinal circumferential surface form the same included angle with the axial lead of the annular outer cylinder (2); similarly, the water jet direction of the inner nozzle (10) on the same longitudinal circumferential surface has the same included angle with the axial lead of the annular outer cylinder (2).
7. The concrete pouring guide pipe cleaning device according to claim 6, characterized in that the transverse distance between the outer nozzles (4) on the inner wall of the annular outer cylinder (2) and the corresponding inner nozzles (10) on the outer wall of the annular inner cylinder (3) is 5-8 mm.
8. The concrete pouring guide pipe cleaning device according to claim 1, wherein the diameters of water spraying holes of the outer nozzle (4) and the inner nozzle (10) are both 2-5 mm.
9. The concrete pouring guide pipe cleaning device according to claim 1, wherein the ratio of the inner diameter of the annular outer cylinder (2) to the outer diameter of the annular inner cylinder (3) is 2-4: 1.
10. the use method of the concrete pouring guide pipe cleaning device as recited in claims 1 to 9, comprising the following steps:
step 1: pushing the concrete pouring conduit cleaning device to a specified place, and connecting a corresponding water pump and a corresponding water pipe at a water inlet (5) and a water outlet (11);
step 2: firstly, adjusting a cylinder of a concrete pouring guide pipe cleaning device to be horizontal through an outer cylinder lifting rod (8), aligning a first section of the concrete pouring guide pipe (6) which is taken down to a cylinder opening, putting the first section of the concrete pouring guide pipe into an annular clamping groove (13), enabling the concrete pouring guide pipe (6) to be positioned between the inner wall of an annular outer cylinder (2) and the outer wall of an annular inner cylinder (3), then buckling a buckle (15) on a second base plate (14) on the inner wall of the concrete pouring guide pipe (6), adjusting an adjusting button (9) on the outer cylinder lifting rod (8), slowly lifting the right end of the annular outer cylinder (2), and enabling the included angle between the axial lead of the annular outer cylinder (2) and the horizontal plane to be 50 degrees;
and step 3: starting the motor (7), wherein a motor roller (16) of the motor (7) is driven to a transmission roller (17) of the first chassis (12), so that the transmission roller (17) drives the concrete pouring guide pipe (6) to rotate between the annular outer cylinder (2) and the annular inner cylinder (3), and the outer nozzle (4) and the inner nozzle (10) spray water to clean the concrete pouring guide pipe (6);
and 4, step 4: when no obvious concrete residue is flushed out of the water outlet (11), the power supply of the motor is turned off, the concrete pouring conduit cleaning device is adjusted to be horizontally placed through the outer cylinder lifting rod (8), the concrete pouring conduit (6) is slowly moved out, and the operation is repeated to sequentially clean other concrete pouring conduits (6);
and 5: and after the concrete pouring guide pipes are cleaned, cleaning the empty device for 5min, pulling out the water inlet pipe and the water outlet pipe, and putting the concrete pouring guide pipe cleaning device back to the mechanical warehouse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010292408.6A CN111495897A (en) | 2020-04-14 | 2020-04-14 | Concrete pouring conduit cleaning device and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010292408.6A CN111495897A (en) | 2020-04-14 | 2020-04-14 | Concrete pouring conduit cleaning device and using method thereof |
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| Publication Number | Publication Date |
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| CN111495897A true CN111495897A (en) | 2020-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010292408.6A Pending CN111495897A (en) | 2020-04-14 | 2020-04-14 | Concrete pouring conduit cleaning device and using method thereof |
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| GB2256599A (en) * | 1991-06-06 | 1992-12-16 | Beaudrey & Cie | Filter with rotary washing arms |
| WO2004026495A1 (en) * | 2002-09-20 | 2004-04-01 | Ico Oleodinamici S.P.A. | An apparatus for cleaning tubular elements |
| CN106944423A (en) * | 2017-04-12 | 2017-07-14 | 北钢管业（营口）有限公司 | UOE straight-line joint submerged arc welding tubes are molded pipe and groove cleaning device and method |
| CN108500013A (en) * | 2018-02-28 | 2018-09-07 | 湖南三德科技股份有限公司 | A kind of coal sample sample bottle clearing apparatus |
| CN108714601A (en) * | 2018-05-16 | 2018-10-30 | 苏州博菡环保科技有限公司 | A kind of high-efficiency environment friendly washing steel pipes device |
| CN208482957U (en) * | 2018-05-24 | 2019-02-12 | 永春县广普科技有限公司 | A kind of oil exploitation building site tube cleaning arrangement |
-
2020
- 2020-04-14 CN CN202010292408.6A patent/CN111495897A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2256599A (en) * | 1991-06-06 | 1992-12-16 | Beaudrey & Cie | Filter with rotary washing arms |
| WO2004026495A1 (en) * | 2002-09-20 | 2004-04-01 | Ico Oleodinamici S.P.A. | An apparatus for cleaning tubular elements |
| CN106944423A (en) * | 2017-04-12 | 2017-07-14 | 北钢管业（营口）有限公司 | UOE straight-line joint submerged arc welding tubes are molded pipe and groove cleaning device and method |
| CN108500013A (en) * | 2018-02-28 | 2018-09-07 | 湖南三德科技股份有限公司 | A kind of coal sample sample bottle clearing apparatus |
| CN108714601A (en) * | 2018-05-16 | 2018-10-30 | 苏州博菡环保科技有限公司 | A kind of high-efficiency environment friendly washing steel pipes device |
| CN208482957U (en) * | 2018-05-24 | 2019-02-12 | 永春县广普科技有限公司 | A kind of oil exploitation building site tube cleaning arrangement |
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Application publication date: 20200807 |
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