CN112974439A - Cleaning device is patted in construction's stirring chamber - Google Patents
Cleaning device is patted in construction's stirring chamber Download PDFInfo
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- CN112974439A CN112974439A CN202110142810.0A CN202110142810A CN112974439A CN 112974439 A CN112974439 A CN 112974439A CN 202110142810 A CN202110142810 A CN 202110142810A CN 112974439 A CN112974439 A CN 112974439A
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- beating
- slapping
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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
- B08B9/08—Cleaning containers, e.g. tanks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
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Abstract
The invention discloses a beating and cleaning device for a stirring cavity in building construction, relates to the technical field of construction machines and tools, and solves the problems that the existing stirring cavity cleaning device needs to be manually beaten and cleaned in use, the situation that some parts are too large in force and some parts are too small in force easily occurs in the beating process, the beating is difficult to ensure to be uniform, the stressed area in beating is small, the stirring cavity is easily damaged, the cleaning effect is poor, the operation is troublesome, and the production efficiency is low; the top of the mounting seat is fixedly connected with a group of flapping driving pieces; the front end face of the mounting seat is rotatably connected with a group of mounting and locking operation pieces. The stirring barrel beating device realizes beating cleaning of the stirring cavity, the beating piece is always in a vertical state in the beating process, the beating contact surface is larger, beating is uniform, and the beating cleaning effect is better.
Description
Technical Field
The invention relates to the technical field of construction equipment, in particular to a beating and cleaning device for a stirring cavity in building construction.
Background
Often need mix the material in the building work process, for example the concrete often needs to mix materials such as cement, stone, grit, water in production, often need stir through the mixer and mix in mixing the material, need in time clear up the mixer after the mixer use is accomplished, but in use often forgets to clear up the mixer, will appear mixing earth and condense the piece in the stirring intracavity, just need clear up the caking of kneading the chamber this moment.
For example, application No.: the invention discloses a method for quickly cleaning sticky slag of a KR desulfuration stirrer of molten iron, which comprises a set of water mist spraying system, a set of water mist spraying system and a set of water mist spraying system, wherein the water mist spraying system comprises a tap water connecting hose, a tap water control valve, a high-pressure air connecting hose, a high-pressure air control valve, a high-pressure water mist spraying gun, a tap water cut-off valve and a high-pressure air cut-off valve; under the condition that existing equipment and manual machine are not changed to beat the sediment clearance, carry out the measure of water smoke injection hydration through gluing the sediment to the agitator, it is loose to realize gluing sediment hydration, reduce by a wide margin and glue sediment compactness and bonding strength, reach the effect that the manual machine of agitator gluing sediment was beaten the sediment and is cleared up fast, and then improve molten iron KR desulfurization reaction kinetic conditions, reduce molten iron secondary desulfurization rate and desulfurizer consumption, improve sweetener production efficiency and technical economy index, satisfy the high-efficient stable production requirement of low sulfur steel.
Based on the above, the existing stirring cavity cleaning device needs to be manually flapped and cleaned in use, the situation that some parts exert too much force and some parts exert too little force is easily caused in the flapping process, so that the uniform flapping is difficult to ensure, meanwhile, the stress area in the flapping is small, the stirring cavity is easily damaged, the cleaning effect is poor, the operation is troublesome, and the production efficiency is not high; therefore, the existing requirements are not met, and the stirring cavity beating cleaning device for building construction is provided for the needs.
Disclosure of Invention
The invention aims to provide a stirring cavity beating and cleaning device for building construction, and aims to solve the problems that the existing stirring cavity cleaning device in the background art needs to be manually beaten and cleaned in use, the situation that some parts are too large and some parts are too small easily occurs in the beating process, the beating is difficult to ensure to be uniform, meanwhile, the stress area in beating is small, the stirring cavity is easily damaged, the cleaning effect is poor, the operation is troublesome, and the production efficiency is low.
In order to achieve the purpose, the invention provides the following technical scheme: a beating and cleaning device for a stirring cavity in building construction comprises a mounting seat; the top of the mounting seat is fixedly connected with a group of flapping driving pieces; the front end surface of the mounting seat is rotatably connected with a group of mounting and locking operation pieces; the left side and the right side of the bottom of the mounting seat are hinged with a group of mounting swing rods; the bottom of each group of the mounting swing rods is rotatably connected with a group of external rollers; a group of flapping rolling shafts are rotatably connected to the rear part of the bottom of the mounting seat; a group of beating driven sliding blocks are connected to the upper part inside the beating rolling shaft in a sliding manner; six pairs of flapping support connecting rods are hinged to the inner circumference array of the flapping rolling shaft; the outer side of each pair of flapping supporting connecting rods is hinged with a group of flapping pieces.
Preferably, the installation locking operation part further comprises a locking driving lead screw and a locking driving slide block, the rear part of the installation locking operation part is coaxially and fixedly connected with a group of locking driving lead screws, the locking driving lead screws are in threaded transmission connection with a group of locking driving slide blocks, the locking driving slide blocks are in sliding connection with the installation base, and the locking driving lead screws and the locking driving slide blocks jointly form a lead screw nut transmission pair.
Preferably, the installation locking operation part further comprises a locking driving connecting rod, the left side and the right side of the bottom of the locking driving sliding block are hinged with a group of locking driving connecting rods, the other end of each group of locking driving connecting rods is hinged with the middle of one group of installation swinging rods, and a crank sliding block transmission mechanism is formed among the locking driving sliding block, the locking driving connecting rods, the installation swinging rods and the installation base.
Preferably, the external roller further comprises an outer roller clamping table, the top of the external roller is fixedly connected with a group of outer roller clamping tables, the flapping roller further comprises an inner roller clamping table, the top of the flapping roller is fixedly connected with a group of inner roller clamping tables, and the outer roller clamping table and the inner roller clamping table are located at the same height.
Preferably, slap driven slider still including slapping driven bulb, slap the elastic component that resets, slap a set of slapping driven bulb of top fixedly connected with of driven slider, slapping driven slider's bottom is provided with a set of elastic component that resets of slapping, slapping driven slider through slapping the elastic component that resets with slap roller bearing elastic connection, slap the driving piece still including slapping drive terminal surface cam, slap a set of drive terminal surface cam of slapping of coaxial fixedly connected with in the pivot of driving piece, slapping driven bulb top and slapping the bottom of drive terminal surface cam and laminate mutually, slapping and constitute terminal surface cam drive mechanism between the drive terminal surface.
Preferably, slapping driven slider still including patting the drive connecting rod, patting driven slider's outside circumference array and arranging hinged joint and have six groups to pat the drive connecting rod, pat the other end of drive connecting rod and pat the middle part hinged joint who supports the connecting rod, pat driven slider, pat drive connecting rod, pat and constitute crank block drive mechanism jointly between the drive connecting rod.
Preferably, every is every for parallel mount between the support link is patted, patting piece and patting roller bearing are parallel mount, and every constitutes hinge parallelogram structure jointly between every pair of support link, patting piece, the patting roller bearing.
Compared with the prior art, the invention has the beneficial effects that:
when the automatic beating and rotating device is used, beating rollers are mixed into a stirring barrel, the beating rollers are clamped on the upper edge of the stirring barrel through an inner roller clamping table to be positioned, meanwhile, outer rollers are positioned outside the stirring barrel, the upper edge of the stirring barrel is clamped through an outer roller clamping table to be positioned, locking operation pieces are rotatably installed, the locking operation pieces drive locking driving sliding blocks to slide backwards through screw nut transmission pairs formed by locking driving screw rods and locking driving sliding blocks, the locking driving sliding blocks drive installation swinging rods to swing through crank sliding block transmission mechanisms formed by locking driving sliding blocks, locking driving connecting rods, installation swinging rods and installation seats, and two groups of outer rollers are pressed on the outer wall of the stirring barrel through the swinging of the installation swinging rods;
the invention pushes the mounting seat to enable the flapping roller to roll along the stirring cavity during cleaning, simultaneously, the flapping driving piece drives the flapping driving end face cam to rotate, the flapping driving end face cam drives the flapping driven slide block to slide up and down through an end face cam transmission mechanism formed by the flapping driven slide block and the flapping driving end face cam together, the flapping driven slide block drives the upper flapping support connecting rod to swing through a crank slide block transmission mechanism formed by the flapping driven slide block, the flapping driving connecting rod and the flapping driving connecting rod together, the upper flapping support connecting rod realizes the flapping of the flapping piece through a hinge parallelogram structure formed by each pair of the flapping support connecting rod, the flapping piece and the flapping roller together, guarantee simultaneously to clap the piece and be in vertical state all the time, realize beating the stirring chamber through the swing of clapping the piece, realize the clearance to the stirring chamber.
The stirring barrel beating device realizes beating cleaning of the stirring cavity, meanwhile, the beating piece is always in a vertical state in the beating process, the beating contact surface is larger, beating is uniform, the beating cleaning effect is better, meanwhile, the stirring barrel beating device is convenient to install, can adapt to stirring barrels with various diameters, has good universality, and can greatly improve the beating cleaning effect.
Drawings
FIG. 1 is a schematic side view of the present invention;
FIG. 2 is a schematic view of the inner shaft side structure of the mounting base of the present invention;
FIG. 3 is a schematic side view of the transmission shaft for mounting the swing rod according to the present invention;
FIG. 4 is a schematic side view of the external roller according to the present invention;
FIG. 5 is a schematic view of the installation lock operator of the present invention;
FIG. 6 is a schematic side view of a mounting shaft of the flapping device of the present invention;
FIG. 7 is a schematic side view of a transmission shaft of the flapping element of the present invention;
FIG. 8 is a schematic structural view of a transmission shaft side of the slapping driven slider according to the present invention;
FIG. 9 is a schematic side view of a flapping roller according to the present invention;
in the figure: 1. a mounting seat; 2. flapping a driving piece; 201. flapping the driving end face cam; 3. installing a locking operation piece; 301. locking the driving screw rod; 302. locking the driving slide block; 303. locking the driving connecting rod; 4. installing a swing rod; 5. an external roller; 501. the outer roller clamping table; 6. beating the roller; 601. the inner roller clamping table; 7. beating the driven slide block; 701. beating the driven ball head; 702. flapping the reset elastic piece; 703. flapping the driving connecting rod; 8. flapping the support connecting rod; 9. and (6) beating the workpiece.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 9, an embodiment of the present invention includes: a beating and cleaning device for a stirring cavity in building construction comprises a mounting seat 1; the top of the mounting seat 1 is fixedly connected with a group of flapping driving pieces 2; the front end surface of the mounting seat 1 is rotatably connected with a group of mounting and locking operation pieces 3; the left side and the right side of the bottom of the mounting seat 1 are hinged with a group of mounting swing rods 4; the bottom of each group of the mounting swing rods 4 is rotatably connected with a group of external rolling shafts 5; a group of flapping rollers 6 are rotatably connected to the rear part of the bottom of the mounting seat 1; a group of beating driven sliding blocks 7 are connected to the upper part inside the beating rolling shaft 6 in a sliding manner; six pairs of flapping support connecting rods 8 are hinged to the inner circumference array of the flapping roller 6; the outer side of each pair of flapping supporting connecting rods 8 is hinged with a group of flapping parts 9.
Further, the installation locking operation part 3 further comprises a locking driving lead screw 301 and a locking driving slide block 302, the rear part of the installation locking operation part 3 is coaxially and fixedly connected with a group of locking driving lead screws 301, the locking driving lead screws 301 are in threaded transmission connection with a group of locking driving slide blocks 302, the locking driving slide blocks 302 are in sliding connection with the installation base 1, the locking driving lead screws 301 and the locking driving slide blocks 302 jointly form a lead screw nut transmission pair, in use, the locking operation part 3 is installed in a rotating mode, and the installation locking operation part 3 drives the locking driving slide blocks 302 to slide back and forth through the lead screw nut transmission pair formed by the locking driving lead screws 301 and the locking driving slide blocks 302 jointly.
Further, the installation locking operation part 3 further comprises a locking driving connecting rod 303, the left side and the right side of the bottom of the locking driving sliding block 302 are hinged with a group of locking driving connecting rods 303, the other end of each group of locking driving connecting rods 303 is hinged with the middle of a group of installation swing rods 4, the locking driving sliding block 302, the locking driving connecting rods 303, the installation swing rods 4 and the installation base 1 form a crank sliding block transmission mechanism together, when the locking driving sliding block 302 slides back and forth in use, the locking driving sliding block 302 drives the installation swing rods 4 to swing through the crank sliding block transmission mechanism formed by the locking driving sliding block 302, the locking driving connecting rods 303, the installation swing rods 4 and the installation base 1 together, and two groups of external rolling shafts 5 are pressed on the outer wall of the stirring barrel through the swinging of the installation swing.
Further, external roller bearing 5 is still including outer roller card platform 501, a set of outer roller card platform 501 of top fixedly connected with of external roller bearing 5, pat roller bearing 6 still including interior roller card platform 601, pat roller bearing 6's a set of interior roller card platform 601 of top fixedly connected with, outer roller card platform 501 and interior roller card platform 601 are located same as the height, in use, the top of blocking the agitator through outer roller card platform 501 is fixed a position external roller bearing 5, the top of blocking the agitator through interior roller card platform 601 is fixed a position patting roller bearing 6.
Further, slapping driven slider 7 still includes slapping driven ball head 701, slapping elastic component 702 that resets, slapping driven slider 7's a set of slapping driven ball head 701 of top fixedly connected with, slapping driven slider 7's bottom is provided with a set of slapping elastic component 702 that resets, slapping driven slider 7 is through slapping elastic component 702 and slapping roller bearing 6 elastic connection, slapping driving piece 2 still includes slapping drive end cam 201, coaxial fixedly connected with a set of slapping drive end cam 201 in slapping driving piece 2's the pivot, slapping driven ball head 701 top and slapping drive end cam 201's bottom and laminating mutually, slapping and constitute end cam drive mechanism between driven slider 7 and the slapping drive end cam 201 jointly, in use, slapping driving piece 2 drives to slapping drive end cam 201 and rotates, slapping drive end cam 201 drives to sla The follower slider 7 slides up and down.
Further, slap driven slider 7 still including slap drive connecting rod 703, slap the outside circumference array of driven slider 7 and arrange hinged joint and have six groups to slap drive connecting rod 703, slap the other end of drive connecting rod 703 and the middle part hinged joint who beats support connecting rod 8, slap driven slider 7, slap drive connecting rod 703, constitute crank block drive mechanism jointly between the slap drive connecting rod 703, in use, when slap driven slider 7 and slide from top to bottom, slap driven slider 7 through by slap driven slider 7, slap drive connecting rod 703, slap a set of upper portion of drive of crank block drive mechanism that constitutes jointly between the drive connecting rod 703 and beat support connecting rod 8 and swing.
Further, it is parallel arrangement to every between patting the support link 8, patting 9 and patting roller bearing 6 are parallel arrangement, every is to patting support link 8, patting 9, constitute hinge parallelogram structure between the patting roller bearing 6 jointly, in use, when a set of patting on upper portion supports the swing of link 8, a set of patting support link 8 on upper portion has realized patting 9 swing through every to patting support link 8, patting 9, it constitutes hinge parallelogram structure jointly between the patting roller bearing 6, guarantee simultaneously that patting 9 is in vertical state all the time, realize the patting to the agitator chamber through patting 9's swing, realize the clearance to the agitator chamber.
The working principle is as follows: when the stirring device is used, the beating roller 6 is doped into the stirring barrel, the beating roller 6 is positioned by being clamped on the upper edge of the stirring barrel through the inner roller clamping table 601, meanwhile, the external roller 5 is positioned outside the stirring barrel and is clamped on the upper edge of the stirring barrel through the outer roller clamping table 501, the external roller 5 is positioned, the locking operation part 3 is rotatably installed, the locking operation part 3 drives the locking driving slider 302 to slide backwards through a screw nut transmission pair formed by the locking driving screw 301 and the locking driving slider 302, the locking driving slider 302 drives the installation swing rod 4 to swing through a crank slider transmission mechanism formed by the locking driving slider 302, the locking driving connecting rod 303, the installation swing rod 4 and the installation seat 1, and the two groups of external rollers 5 are tightly pressed on the outer wall of the stirring barrel through the swinging of the installation swing rod 4; during cleaning, the mounting seat 1 is pushed to enable the beating roller 6 to roll along the stirring cavity, meanwhile, the beating driving piece 2 drives the beating driving end face cam 201 to rotate, the beating driving end face cam 201 drives the beating driven slider 7 to slide up and down through an end face cam transmission mechanism jointly formed by the beating driven slider 7 and the beating driving end face cam 201, the beating driven slider 7 drives the upper beating support connecting rod 8 to swing through a crank slider transmission mechanism jointly formed by the beating driven slider 7, the beating driving connecting rod 703 and the beating driving connecting rod 703, the upper beating support connecting rod 8 realizes the swinging of the beating piece 9 through a hinge parallelogram structure jointly formed by each pair of the beating support connecting rod 8, the beating piece 9 and the beating roller 6, meanwhile, the beating piece 9 is ensured to be always in a vertical state, and the beating of the stirring cavity is realized through the swinging of the beating piece 9, the cleaning of the stirring cavity is realized.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. Cleaning device is patted in construction's stirring chamber, its characterized in that: comprises a mounting seat (1); the top of the mounting seat (1) is fixedly connected with a group of flapping driving pieces (2); the front end surface of the mounting seat (1) is rotatably connected with a group of mounting and locking operation pieces (3); the left side and the right side of the bottom of the mounting seat (1) are hinged with a group of mounting swing rods (4); the bottom of each group of the mounting swing rods (4) is rotatably connected with a group of external rollers (5); a group of flapping rollers (6) are rotatably connected to the rear part of the bottom of the mounting seat (1); a group of beating driven sliding blocks (7) are connected to the upper part inside the beating rolling shaft (6) in a sliding manner; six pairs of flapping support connecting rods (8) are hinged to the inner circumference of the flapping roller (6) in an array manner; the outer side of each pair of flapping supporting connecting rods (8) is hinged with a group of flapping pieces (9).
2. A beater cavity beating cleaning device for building construction according to claim 1, wherein: the installation locking operation piece (3) is including locking drive lead screw (301), locking drive slider (302), the coaxial fixedly connected with a set of locking drive lead screw (301) in rear portion of installation locking operation piece (3), screw thread transmission is connected with a set of locking drive slider (302) on locking drive lead screw (301), locking drive slider (302) and mount pad (1) sliding connection, locking drive lead screw (301) constitute screw nut transmission pair with locking drive slider (302) jointly.
3. A beater cavity beating cleaning device for building construction according to claim 1, wherein: the installation locking operation piece (3) is characterized by further comprising a locking driving connecting rod (303), the left side and the right side of the bottom of the locking driving sliding block (302) are hinged with a group of locking driving connecting rods (303), the other end of each group of locking driving connecting rods (303) is hinged with the middle of a group of installation swinging rods (4), and a crank sliding block transmission mechanism is formed among the locking driving sliding block (302), the locking driving connecting rods (303), the installation swinging rods (4) and the installation base (1) together.
4. A beater cavity beating cleaning device for building construction according to claim 1, wherein: external roller bearing (5) are still including outer roller shaft ka tai (501), and the top fixedly connected with of external roller bearing (5) a set of outer roller shaft ka tai (501), pat roller bearing (6) still including interior roller shaft ka tai (601), pat roller bearing (6) top fixedly connected with a set of interior roller shaft ka tai (601), and outer roller shaft ka tai (501) and interior roller shaft ka tai (601) are located and are the same as the height.
5. A beater cavity beating cleaning device for building construction according to claim 1, wherein: slapping driven slider (7) still including slapping driven bulb (701), slap elastic component (702) that resets, slap a set of slapping driven bulb (701) of top fixedly connected with of driven slider (7), slapping the bottom of driven slider (7) and be provided with a set of slapping elastic component (702) that resets, slapping driven slider (7) through slapping elastic component (702) and slapping roller bearing (6) elastic connection, slapping driving piece (2) still including slapping drive end cam (201), a set of slapping drive end cam (201) of coaxial fixedly connected with in the pivot of slapping driving piece (2), slapping driven bulb (701) top and slapping the bottom of drive end cam (201) and laminating mutually, slapping and constitute end cam drive mechanism between driven slider (7) and the slapping drive end cam.
6. A beater cavity beating cleaning device for building construction according to claim 1, wherein: pat driven slider (7) still including patting drive connecting rod (703), the outside circumference array of patting driven slider (7) is arranged hinged joint and is had six groups to pat drive connecting rod (703), pat the other end of drive connecting rod (703) and pat the middle part hinged joint who supports connecting rod (8), pat driven slider (7), pat drive connecting rod (703), pat and constitute crank block drive mechanism jointly between drive connecting rod (703).
7. A beater cavity beating cleaning device for building construction according to claim 1, wherein: every is every for parallel mount between pat support link (8), pat and be parallel mount with pat roller bearing (6), every constitutes hinge parallelogram structure jointly between pat support link (8), pat (9), the roller bearing (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110142810.0A CN112974439B (en) | 2021-02-02 | 2021-02-02 | Cleaning device is patted in construction's stirring chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110142810.0A CN112974439B (en) | 2021-02-02 | 2021-02-02 | Cleaning device is patted in construction's stirring chamber |
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| Publication Number | Publication Date |
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| CN112974439A true CN112974439A (en) | 2021-06-18 |
| CN112974439B CN112974439B (en) | 2022-07-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110142810.0A Active CN112974439B (en) | 2021-02-02 | 2021-02-02 | Cleaning device is patted in construction's stirring chamber |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000176395A (en) * | 1998-12-11 | 2000-06-27 | C0Smos Sangyo Kk | Method and apparatus for cleaning flexible container |
| CN204769767U (en) * | 2015-07-07 | 2015-11-18 | 北京石油化工学院 | Pipeline cleaning device who adapts to different pipe diameters |
| CN206229783U (en) * | 2016-11-09 | 2017-06-09 | 深圳市蛇口招商港湾工程有限公司 | A kind of barrel of cement bucket wall cleaning plant for building |
| CN106955878A (en) * | 2017-04-19 | 2017-07-18 | 孔佳佳 | A kind of caking barrel of cement cleaning plant for building |
| CN207973402U (en) * | 2018-03-13 | 2018-10-16 | 上海鑫国动力科技有限公司 | A kind of inner support hoisting tool |
| CN110508581A (en) * | 2019-08-23 | 2019-11-29 | 陕西闹闹馨馨知识产权服务有限公司 | A kind of barrel of cement cleaning plant for building and its working method |
-
2021
- 2021-02-02 CN CN202110142810.0A patent/CN112974439B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000176395A (en) * | 1998-12-11 | 2000-06-27 | C0Smos Sangyo Kk | Method and apparatus for cleaning flexible container |
| CN204769767U (en) * | 2015-07-07 | 2015-11-18 | 北京石油化工学院 | Pipeline cleaning device who adapts to different pipe diameters |
| CN206229783U (en) * | 2016-11-09 | 2017-06-09 | 深圳市蛇口招商港湾工程有限公司 | A kind of barrel of cement bucket wall cleaning plant for building |
| CN106955878A (en) * | 2017-04-19 | 2017-07-18 | 孔佳佳 | A kind of caking barrel of cement cleaning plant for building |
| CN207973402U (en) * | 2018-03-13 | 2018-10-16 | 上海鑫国动力科技有限公司 | A kind of inner support hoisting tool |
| CN110508581A (en) * | 2019-08-23 | 2019-11-29 | 陕西闹闹馨馨知识产权服务有限公司 | A kind of barrel of cement cleaning plant for building and its working method |
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| CN112974439B (en) | 2022-07-19 |
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Effective date of registration: 20220629 Address after: 256300 government station of Huagou Town, Gaoqing County, Zibo City, Shandong Province Applicant after: Shandong Qinghe Construction Engineering Co.,Ltd. Address before: 276800 Room 301, unit 1, building 4, 99 Shanhai Road, Donggang District, Rizhao City, Shandong Province Applicant before: Jiang Bo |
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