CN112609533A - Double-roller recycled asphalt concrete processing equipment - Google Patents
Double-roller recycled asphalt concrete processing equipment Download PDFInfo
- Publication number
- CN112609533A CN112609533A CN202011337130.6A CN202011337130A CN112609533A CN 112609533 A CN112609533 A CN 112609533A CN 202011337130 A CN202011337130 A CN 202011337130A CN 112609533 A CN112609533 A CN 112609533A
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- fixedly connected
- plate
- base
- asphalt concrete
- roller
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/02—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
- E01C19/10—Apparatus or plants for premixing or precoating aggregate or fillers with non-hydraulic binders, e.g. with bitumen, with resins, i.e. producing mixtures or coating aggregates otherwise than by penetrating or surface dressing; Apparatus for premixing non-hydraulic mixtures prior to placing or for reconditioning salvaged non-hydraulic compositions
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/02—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
- E01C19/10—Apparatus or plants for premixing or precoating aggregate or fillers with non-hydraulic binders, e.g. with bitumen, with resins, i.e. producing mixtures or coating aggregates otherwise than by penetrating or surface dressing; Apparatus for premixing non-hydraulic mixtures prior to placing or for reconditioning salvaged non-hydraulic compositions
- E01C19/1013—Plant characterised by the mode of operation or the construction of the mixing apparatus; Mixing apparatus
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Machines (AREA)
Abstract
The invention discloses double-roller recycled asphalt concrete processing equipment which comprises a vehicle body, wherein the top of the vehicle body is fixedly connected with a base, and through openings are formed in two sides of the top of the base. The invention achieves the advantages of high mixing efficiency and good rotation stability by arranging the vehicle body, the base, the through hole, the mounting plate, the stepping motor, the driving gear, the chain, the driven gear, the rotating shaft, the transmission gear, the annular gear disc, the first mixer tank body, the second mixer tank body, the annular guide rail, the guide groove, the fixing plate, the side plate, the groove, the first bearing seat, the fixing shaft, the supporting roller, the rubber roller, the second bearing seat, the supporting plate, the towing rod, the pin shaft sleeve, the hydraulic rod and the positioning plate in a mutually matched mode, and solves the problems that the existing roller mixing equipment is low in mixing efficiency and poor in rotation stability, and when people use the roller mixing equipment, asphalt concrete cannot be quickly mixed, so that the mixing efficiency is influenced.
Description
Technical Field
The invention relates to the technical field of asphalt concrete processing, in particular to double-roller recycled asphalt concrete processing equipment.
Background
Asphalt concrete is commonly called asphalt concrete, mineral aggregate with a certain gradation composition, broken stone or crushed gravel, stone chips or sand, mineral powder and the like are manually selected and mixed with road asphalt material in a certain proportion under strict control conditions, the asphalt concrete can be divided into two major categories of petroleum asphalt and coal asphalt according to different used binder, some countries or regions also adopt or are mixed with natural asphalt, the asphalt concrete can be divided into the categories of broken stone, gravel, sand and slag according to different varieties of the used aggregate, the broken stone is most commonly adopted and can be divided into the categories of coarse grains (below 35-40 mm), medium grains (below 20-25 mm), fine grains (below 10-15 mm), sand grains (below 5-7 mm) and the like according to different gradation of the mineral aggregate, and the categories of gradation, half-open gradation and open gradation can be divided into the categories of gradation, half-open gradation and open gradation, the open-graded mixture is also called asphalt macadam, wherein the hot-mixed and hot-paved close-graded macadam mixture is durable, high in strength and good in integrity, is a representative material for building high-grade asphalt pavement and is most widely applied.
In asphalt concrete's course of working, need use cylinder agitated vessel, traditional cylinder agitated vessel is mostly single-cylinder design, present cylinder agitated vessel, and the mixing efficiency is low and the rotational stability can be poor, and when people were using cylinder agitated vessel, can't carry out the flash mixed to asphalt concrete, influenced its mixing efficiency, reduced people work efficiency, and stationary performance is poor in the rotation, and inconvenient people use.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides double-roller recycled asphalt concrete processing equipment which has the advantages of high mixing efficiency and good rotation stability, and solves the problems that the existing roller stirring equipment has low mixing efficiency and poor rotation stability, and when people use the roller stirring equipment, asphalt concrete cannot be quickly mixed, the mixing efficiency is influenced, the working efficiency of people is reduced, the stability in rotation is poor, and the use by people is inconvenient.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a double-roller recycled asphalt concrete processing device comprises a vehicle body, wherein the top of the vehicle body is fixedly connected with a base, through holes are formed in two sides of the top of the base, a mounting plate is fixedly connected to the right side of the bottom of an inner cavity of the base, a stepping motor is fixedly connected to the top of the mounting plate, an output end of the stepping motor is fixedly connected with a driving gear, a driven gear is connected to the surface of the driving gear through chain transmission, a rotating shaft is sleeved in an inner cavity of the driven gear, transmission gears are sleeved on two sides of the surface of the rotating shaft, the tops of the transmission gears penetrate through the tops of the through holes and are meshed with an annular gear disc, a first mixer tank body and a second mixer tank body are respectively sleeved in an inner cavity of the annular gear disc, annular guide rails are respectively sleeved on two sides of the surfaces of the first mixer tank body, the equal fixedly connected with fixed plate in both sides at base top, the equal fixedly connected with curb plate in both sides at fixed plate top.
Preferably, the inner side of the side plate is provided with a groove, the inner cavity of the groove is fixedly connected with a first bearing seat, and the inner side of the first bearing seat is sleeved with a fixed shaft.
Preferably, the surface of the fixed shaft is sleeved with a supporting roller, the surface of the supporting roller is sleeved with a rubber roller, the surface of the rubber roller is in contact with the inner cavity of the guide groove, and the surface of the supporting roller is in contact with the surface of the annular guide rail.
Preferably, the bottom of mounting panel and the junction of base inner chamber bottom are provided with the shock pad, and the material of shock pad is the silica gel material.
Preferably, the two sides of the rotating shaft are respectively sleeved with a second bearing seat, the outer side of each second bearing seat is fixedly connected with a supporting plate, and the bottom of each supporting plate is fixedly connected with the bottom of the inner cavity of the base.
Preferably, the right side of the vehicle body is fixedly connected with a towing rod, the right side of the towing rod is fixedly connected with a pin shaft sleeve, two sides of the bottom of the vehicle body are fixedly connected with hydraulic rods, the bottom of each hydraulic rod is fixedly connected with a positioning plate, and the bottom of each positioning plate is fixedly connected with a rubber pad.
(III) advantageous effects
Compared with the prior art, the invention provides double-roller recycled asphalt concrete processing equipment, which has the following beneficial effects:
1. the invention achieves the advantages of high mixing efficiency and good rotation stability by arranging the vehicle body, the base, the through hole, the mounting plate, the stepping motor, the driving gear, the chain, the driven gear, the rotating shaft, the transmission gear, the annular gear disc, the first mixer tank body, the second mixer tank body, the annular guide rail, the guide groove, the fixing plate, the side plate, the groove, the first bearing seat, the fixing shaft, the supporting roller, the rubber roller, the second bearing seat, the supporting plate, the towing rod, the pin shaft sleeve, the hydraulic rod and the positioning plate in a mutual matching way, and solves the problems that the existing roller mixing equipment has low mixing efficiency and poor rotation stability, the asphalt concrete cannot be quickly mixed when people use the roller mixing equipment, the mixing efficiency is influenced, the working efficiency of people is reduced, the stability in rotation is poor, and the people are inconvenient to use.
2. The invention has the advantages that the supporting roll and the rubber roll are arranged, the annular guide rail and the guide groove have the function of stable rotation when in use, the problem that the annular guide rail and the guide groove are shaken when in use is solved, the supporting plate and the second bearing seat are arranged to fix and stabilize the rotating shaft when in use, the problem that the rotating shaft falls off when in use is solved, the hydraulic rod is arranged to facilitate the fixed support of the vehicle body when in use and solve the problem that the vehicle body is inconvenient to fix and support when in use, the shock absorption pad is arranged to play a role in good shock absorption effect when in use for the mounting plate and the stepping motor, and the problems of strong shock and large noise when in use for the mounting plate and the stepping motor are solved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of a base structure of the present invention;
FIG. 3 is a right side view of a first blender jar, ring gear plate and drive gear arrangement of the present invention;
FIG. 4 is an enlarged view of A-A of the present invention.
In the figure: 1. a vehicle body; 2. a base; 3. a port; 4. mounting a plate; 5. a stepping motor; 6. a driving gear; 7. a chain; 8. a driven gear; 9. a rotating shaft; 10. a transmission gear; 11. an annular gear plate; 12. a first blender jar; 13. a second blender jar; 14. an annular guide rail; 15. a guide groove; 16. a fixing plate; 17. a side plate; 18. a groove; 19. a first bearing housing; 20. a fixed shaft; 21. a support roller; 22. a rubber roller; 23. a second bearing housing; 24. a support plate; 25. a towing pole; 26. a pin bush; 27. a hydraulic lever; 28. and (7) positioning the plate.
Detailed Description
The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
It is to be understood that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are used in a generic and descriptive sense only and not for purposes of limitation, the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are used in the generic and descriptive sense only and not for purposes of limitation, as the term is used in the generic and descriptive sense, and not for purposes of limitation, unless otherwise specified or implied, and the specific reference to a device or element is intended to be a reference to a particular element, structure, or component. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, a double-drum recycled asphalt concrete processing device comprises a vehicle body 1, a base 2 is fixedly connected to the top of the vehicle body 1, through holes 3 are respectively formed on both sides of the top of the base 2, a mounting plate 4 is fixedly connected to the right side of the bottom of the inner cavity of the base 2, a stepping motor 5 is fixedly connected to the top of the mounting plate 4, a driving gear 6 is fixedly connected to the output end of the stepping motor 5, a driven gear 8 is connected to the surface of the driving gear 6 in a transmission manner through a chain 7, a rotating shaft 9 is sleeved on the inner cavity of the driven gear 8, transmission gears 10 are respectively sleeved on both sides of the surface of the rotating shaft 9, the top of the transmission gears 10 penetrates to the top of the through holes 3 and is engaged with an annular gear disc 11, a first mixer tank 12 and a second mixer tank 13 are respectively sleeved on the inner cavity of the annular gear disc, the surface of the annular guide rail 14 is provided with a guide groove 15, two sides of the top of the base 2 are fixedly connected with a fixing plate 16, and two sides of the top of the fixing plate 16 are fixedly connected with a side plate 17;
the inner side of the side plate 17 is provided with a groove 18, the inner cavity of the groove 18 is fixedly connected with a first bearing seat 19, the inner side of the first bearing seat 19 is sleeved with a fixed shaft 20, and a supporting roller 21 and a rubber roller 22 are arranged to play a role in stabilizing rotation of the annular guide rail 14 and the guide groove 15 when in use, so that the problem that the annular guide rail 14 and the guide groove 15 shake when in use is solved;
the surface of the fixed shaft 20 is sleeved with a supporting roller 21, the surface of the supporting roller 21 is sleeved with a rubber roller 22, the surface of the rubber roller 22 is contacted with the inner cavity of the guide groove 15, the surface of the supporting roller 21 is contacted with the surface of the annular guide rail 14, and the supporting plate 24 and the second bearing seat 23 are arranged, so that the fixing and stabilizing effects on the rotating shaft 9 during use are achieved, and the problem that the rotating shaft 9 falls off during use is solved;
the shock pad is arranged at the joint of the bottom of the mounting plate 4 and the bottom of the inner cavity of the base 2 and is made of silica gel materials, and the hydraulic rod 27 is arranged, so that the car body 1 can be conveniently and fixedly supported when in use, and the problem that the car body 1 is inconvenient to fixedly support when in use is solved;
the two sides of the rotating shaft 9 are respectively sleeved with a second bearing seat 23, the outer side of each second bearing seat 23 is fixedly connected with a supporting plate 24, the bottom of each supporting plate 24 is fixedly connected with the bottom of the inner cavity of the base 2, and the shock absorption pad is arranged to play a good role in shock absorption of the mounting plate 4 and the stepping motor 5 when in use, so that the problems of strong shock and high noise of the mounting plate 4 and the stepping motor 5 when in use are solved;
the right side of the vehicle body 1 is fixedly connected with a towing rod 25, the right side of the towing rod 25 is fixedly connected with a pin shaft sleeve 26, both sides of the bottom of the vehicle body 1 are fixedly connected with hydraulic rods 27, the bottom of the hydraulic rods 27 is fixedly connected with a positioning plate 28, the bottom of the positioning plate 28 is fixedly connected with a rubber pad, by arranging the vehicle body 1, the base 2, the through hole 3, the mounting plate 4, the stepping motor 5, the driving gear 6, the chain 7, the driven gear 8, the rotating shaft 9, the transmission gear 10, the annular gear disc 11, the first mixer tank 12, the second mixer tank 13, the annular guide rail 14, the guide groove 15, the fixing plate 16, the side plate 17, the groove 18, the first bearing seat 19, the fixing shaft 20, the supporting roller 21, the rubber roller 22, the second bearing seat 23, the supporting plate 24, the towing rod 25, the pin shaft sleeve 26, the hydraulic rods 27 and, the problem of current cylinder agitated vessel, the mixing efficiency is low and the rotational stability can be poor is solved, when people are using cylinder agitated vessel, can't carry out the flash mixed to asphalt concrete, influences its mixing efficiency, reduces people work efficiency, and stationary performance is poor in the rotation, inconvenient people use.
When the stirring device is used, firstly, the stepping motor 5 is turned on through the external controller, the stepping motor 5 drives the driving gear 6 to start rotating, the driving gear 6 drives the driven gear 8 to start rotating through the chain 7, the driven gear 8 drives the rotating shaft 9 to start rotating, the rotating shaft 9 drives the transmission gear 10 to start rotating through the second bearing seat 23 and the support plate 24, the transmission gear 10 drives the annular gear disc 11 to start rotating, the annular gear disc 11 simultaneously drives the first stirring tank 12 and the second stirring tank 13 to start rotating, the first stirring tank 12 and the second stirring tank 13 drive the annular guide rail 14 and the guide groove 15 to start rotating, the annular guide rail 14 and the guide groove 15 start rotating on the surfaces of the supporting roller 21 and the rubber roller 22, the supporting roller 21 and the rubber roller 22 drive the fixed shaft 20 to start rotating, the fixed shaft 20 starts rotating through the first bearing seat 19, so that the stability of the selective rotation of the first stirring tank 12, the advantage that the mixing efficiency is high and the rotational stability can be good has been reached, current cylinder agitated vessel is solved, and the mixing efficiency is low and the rotational stability can be poor, and when people are using cylinder agitated vessel, can't carry out the flash mixed to asphalt concrete, influences its mixing efficiency, reduces people work efficiency, and the stationary performance is poor in the rotation, the problem that inconvenient people used.
The standard parts used in the present application document can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts the conventional means of mature bolts, rivets, welding and the like in the prior art, the machines, parts and equipment adopt the conventional models in the prior art, the control mode is automatically controlled by a controller, the control circuit of the controller can be realized by simple programming of technicians in the field, the present invention belongs to the common knowledge in the field, and the present invention is mainly used for protecting mechanical devices, so the present invention does not explain the control mode and the circuit connection in detail, and the peripheral controllers mentioned in the specification can play a control role for the electric elements mentioned in the text, and the peripheral controllers are conventional known equipment.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. It should be noted that there are no specific structures but a few objective structures due to the limited character expressions, and that those skilled in the art may make various improvements, decorations or changes without departing from the principle of the invention or may combine the above technical features in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.
Claims (6)
1. The utility model provides a twin drum regeneration asphalt concrete processing equipment, includes automobile body (1), its characterized in that: the top of the trolley body (1) is fixedly connected with a base (2), through holes (3) are formed in the two sides of the top of the base (2), a mounting plate (4) is fixedly connected to the right side of the bottom of an inner cavity of the base (2), a stepping motor (5) is fixedly connected to the top of the mounting plate (4), a driving gear (6) is fixedly connected to the output end of the stepping motor (5), a driven gear (8) is connected to the surface of the driving gear (6) in a transmission mode through a chain (7), a rotating shaft (9) is sleeved on the inner cavity of the driven gear (8), transmission gears (10) are sleeved on the two sides of the surface of the rotating shaft (9), the tops of the transmission gears (10) penetrate through the top of the through holes (3) and are meshed with an annular gear disc (11), a first stirrer tank body (12) and a second stirrer tank body (13) are, the utility model discloses a portable mixer, including base (2), first mixer jar body (12) and second mixer jar body (13), the both sides on surface all cup jointed ring rail (14), guide slot (15) have been seted up on the surface of ring rail (14), the equal fixedly connected with fixed plate (16) in both sides at base (2) top, the equal fixedly connected with curb plate (17) in both sides at fixed plate (16) top.
2. The double-drum recycled asphalt concrete processing equipment according to claim 1, wherein: the inner side of the side plate (17) is provided with a groove (18), the inner cavity of the groove (18) is fixedly connected with a first bearing seat (19), and the inner side of the first bearing seat (19) is sleeved with a fixed shaft (20).
3. The twin drum recycled asphalt concrete processing equipment of claim 2, wherein: the surface of fixed axle (20) has cup jointed backing roll (21), the surface of backing roll (21) has cup jointed rubber roller (22), the surface of rubber roller (22) contacts with the inner chamber of guide slot (15), the surface of backing roll (21) contacts with the surface of ring rail (14).
4. The double-drum recycled asphalt concrete processing equipment according to claim 1, wherein: the bottom of mounting panel (4) is provided with the shock pad with the junction of base (2) inner chamber bottom, and the material of shock pad is the silica gel material.
5. The double-drum recycled asphalt concrete processing equipment according to claim 1, wherein: the two sides of the rotating shaft (9) are respectively sleeved with a second bearing seat (23), the outer side of each second bearing seat (23) is fixedly connected with a supporting plate (24), and the bottom of each supporting plate (24) is fixedly connected with the bottom of the inner cavity of the base (2).
6. The double-drum recycled asphalt concrete processing equipment according to claim 1, wherein: the utility model discloses a car body, including automobile body (1), right side fixedly connected with tow peg (25), the right side fixedly connected with round pin axle sleeve (26) of tow peg (25), the equal fixedly connected with hydraulic stem (27) in both sides of automobile body (1) bottom, the bottom fixedly connected with locating plate (28) of hydraulic stem (27), the bottom fixedly connected with rubber pad of locating plate (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011337130.6A CN112609533A (en) | 2020-11-25 | 2020-11-25 | Double-roller recycled asphalt concrete processing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011337130.6A CN112609533A (en) | 2020-11-25 | 2020-11-25 | Double-roller recycled asphalt concrete processing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112609533A true CN112609533A (en) | 2021-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011337130.6A Pending CN112609533A (en) | 2020-11-25 | 2020-11-25 | Double-roller recycled asphalt concrete processing equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN112609533A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114753210A (en) * | 2022-04-11 | 2022-07-15 | 群康(上海)新材料科技有限公司 | Rotation agitating unit on high performance pitch wearing and tearing layer |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20170003122A (en) * | 2015-06-30 | 2017-01-09 | 주식회사 경동플랜트 | Stirring device for ascon plant |
| CN107471448A (en) * | 2017-10-10 | 2017-12-15 | 佛山市翠微自动化科技有限公司 | One kind building mixer |
| CN208375597U (en) * | 2018-05-16 | 2019-01-15 | 南昌大学 | A kind of novel gravity type cement concrete mixer |
| CN208529420U (en) * | 2018-07-04 | 2019-02-22 | 江苏中鼎建材集团有限公司 | A kind of Double-roll concrete agitator |
-
2020
- 2020-11-25 CN CN202011337130.6A patent/CN112609533A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20170003122A (en) * | 2015-06-30 | 2017-01-09 | 주식회사 경동플랜트 | Stirring device for ascon plant |
| CN107471448A (en) * | 2017-10-10 | 2017-12-15 | 佛山市翠微自动化科技有限公司 | One kind building mixer |
| CN208375597U (en) * | 2018-05-16 | 2019-01-15 | 南昌大学 | A kind of novel gravity type cement concrete mixer |
| CN208529420U (en) * | 2018-07-04 | 2019-02-22 | 江苏中鼎建材集团有限公司 | A kind of Double-roll concrete agitator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114753210A (en) * | 2022-04-11 | 2022-07-15 | 群康(上海)新材料科技有限公司 | Rotation agitating unit on high performance pitch wearing and tearing layer |
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Application publication date: 20210406 |
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