CN109571767B - Concrete feeding, batching, agitating unit - Google Patents
Concrete feeding, batching, agitating unit Download PDFInfo
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- CN109571767B CN109571767B CN201811491451.4A CN201811491451A CN109571767B CN 109571767 B CN109571767 B CN 109571767B CN 201811491451 A CN201811491451 A CN 201811491451A CN 109571767 B CN109571767 B CN 109571767B
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- feeding hopper
- feeding
- bracket
- concrete
- discharge valve
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/06—Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors
- B28C7/067—Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors by means of stationary hoppers, chambers or bins from which the material is fed gravitationally, e.g. having agitating means therein
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- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
A concrete feeding, batching and stirring device comprises a bearing platform (1); the stirrer (2), the bracket (3) and the support column (17) are connected with the bearing platform (1); a first feeding hopper (4), a second feeding hopper (5), a first belt conveyor (6) and a second belt conveyor (7) which are connected with the bracket (3); a first discharge valve (8) connected with the first feeding hopper (4); a second discharge valve (9) connected with the second feeding hopper (5); a first telescoping mechanism (10); a second telescoping mechanism (11); a screw conveyor (18) hinged to the support column (17); the first weighing sensing device (12) is positioned between the first feeding hopper (4) and the bracket (3) and is connected with the bracket (3); the second weighing sensing device (13) is positioned between the second feeding hopper (5) and the bracket (3) and is connected with the bracket (3); a protection mechanism (14).
Description
Technical Field
The invention relates to the technical field of concrete machinery, in particular to a concrete feeding, batching and stirring device.
Background
At present, concrete operation in building construction is independently completed by different machines, and in the concrete construction process, bulk materials (aggregate, cement, fly ash, water, additives and the like) are generally mixed according to a certain proportion, stirred and mixed in stirring equipment to form concrete, and then the concrete is pumped to a construction site.
CN108638334A discloses an automatic concrete batching device, which comprises a batching device, a concrete mixer, a concrete pump, a concrete sprayer, a flow controller and a control cabinet, wherein the batching device comprises a sand and stone batching device, a cement storage device and an accelerator storage device, a partition plate is arranged between the cement storage device and the accelerator storage device, the batching device is connected to a charging hopper through a conveying pipe and the flow controller, the concrete mixer comprises a driving rack, a mixing tank and a second motor, the concrete pump is arranged below a discharge port of the concrete mixer and comprises a concrete conveying pipe and a pump body, a discharge outlet is arranged at the bottom of the concrete conveying pipe, the concrete sprayer comprises a feeding cylinder, the concrete storage device, an electric cabinet, a spraying mechanism and a bottom plate, the automatic concrete batching device realizes the integration of concrete from raw materials to spraying work, the labor cost is reduced, and the product quality and the concrete production efficiency are improved.
At present, in the concrete production industry, the production process of most small and medium-sized enterprises depends on manual means to carry out batching and batching management, batching personnel manually calculate the weight of each raw material according to a batching list and select proper containers and weighing equipment to carry out batching. The feeding of concrete ingredients is a very time-consuming and labor-consuming task. On one hand, the traditional concrete batching and feeding equipment has high gravity center, large volume, heavy weight and inconvenient moving operation; use traditional concrete batching charging equipment efficiency limited, the workman need continuous operation, and physical demands is huge, when influencing the whole effect of concrete placement operation, still has certain potential safety hazard. On the other hand, the traditional concrete batching and feeding method is lack of on-line measurement of sand and stone, so that the quality fluctuation of the prepared concrete is large.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a concrete feeding, proportioning and stirring device which is convenient for realizing mechanical operation and improves proportioning efficiency and quality.
In order to solve the technical problem, the invention provides a concrete feeding, batching and stirring device, which comprises a bearing platform; a blender coupled to the load-bearing platform; a support connected to the load-bearing platform; the first feeding hopper and the second feeding hopper are connected with the bracket; the first belt conveyor is connected with the bracket, receives the incoming material of the first feeding hopper and conveys the material into the stirrer; the second belt conveyor is connected with the bracket, receives the incoming material of the second feeding hopper and conveys the material into the stirrer; the first discharge valve is connected with the discharge hole of the first feeding hopper, and the second discharge valve is connected with the discharge hole of the second feeding hopper; the two ends of the first telescopic mechanism are respectively hinged with the first discharge valve and the first feeding hopper; a second telescopic mechanism with two ends respectively hinged with the second discharge valve and the second feeding hopper; the supporting column is connected with the bearing platform; the middle part of the spiral conveyer is hinged with the supporting column; the feeding hopper is connected with the feeding end of the spiral conveyor; the discharge pipe is connected with the discharge end of the spiral conveyor; at least three sets of first weighing sensing devices are arranged between the first feeding hopper and the bracket and connected with the bracket; at least three sets of second weighing sensing devices are arranged between the second feeding hopper and the bracket and connected with the bracket; one end of each protection mechanism is hinged with the support, and the other end of each protection mechanism is detachably connected with the first feeding hopper or the second feeding hopper; the bottom of the first discharge valve is provided with a first arc-shaped sliding plate which is matched and connected with a discharge hole of the first feeding hopper, and two ends of the first discharge valve are respectively hinged with the first feeding hopper through lugs; the bottom of the second discharge valve is provided with a second arc-shaped sliding plate which is matched and connected with a discharge hole of a second feeding hopper, and two ends of the second discharge valve are respectively hinged with the second feeding hopper through another pair of lugs; the support column includes the base of being connected with load-bearing platform, with the inner column that the base is connected, with inner column rotatable coupling's outer column, with the free bearing that outer column top is connected, through the hinge with free bearing articulated hinge ear, with the fixed plate that outer column is connected, with the dead lever that base or inner column are connected, the fixed plate is equipped with the confession the arc hole that the dead lever passed, the top of dead lever is equipped with the screw thread section, with the fixation nut of screw thread section connection, the hinge ear is connected with screw conveyer.
As a further improved technical scheme, the concrete feeding, batching and stirring device provided by the invention also comprises a rotating seat connected with the top of the inner upright post; a rotating body connected with the outer column; the rotating body is connected with the rotating seat in a sliding mode.
As a further improved technical scheme, the concrete feeding, batching and stirring device further comprises a cushion cover positioned between the inner wall of the bottom of the outer upright post and the inner upright post.
As a further improved technical scheme, the concrete feeding, batching and stirring device provided by the invention comprises a threaded rod with one end hinged with the bracket, a support nut and a fastening nut which are connected with the threaded rod, and clamping grooves which are arranged on the first feeding hopper and the second feeding hopper and used for clamping the threaded rod.
As a further improved technical scheme, the concrete feeding, batching and stirring device provided by the invention also comprises a controller; the controller calculates the feeding amount of cement, stone and sand, and controls the operation of the stirrer, the first telescopic mechanism, the second telescopic mechanism, the first belt conveyor, the second belt conveyor and the screw conveyor.
The above improvements can be implemented alone or in combination without conflict.
According to the technical scheme provided by the invention, sand and stones can be placed in the first feeding hopper and the second feeding hopper respectively; the first belt conveyor and the second belt conveyor can respectively convey materials in the first feeding hopper and the second feeding hopper into the stirrer, the first feeding hopper and the second feeding hopper can bear the feeding of large-scale transportation equipment such as a loader and the like, and then the materials are conveyed into the stirrer in batches at a low speed, so that the mechanical operation is convenient. The screw conveyer is used for conveying cement, swings along the hinge shaft and can adjust the pitching angle of the screw conveyer; the screw conveyer can also swing in the horizontal direction along the supporting column, so that the feeding and discharging positions of the screw conveyer can be adjusted in the vertical and horizontal directions, and the adjustment is convenient and flexible. The feed volume of screw conveyer steerable cement carries out the measurement, and the first feed volume of weighing induction system to first feeding funnel measures, and the second is weighed induction system and is measured the feed volume of second feeding funnel, and the proportion of concrete can be controlled through the accurate measurement to cement, building stones, sand material to the batching in-process. First bleeder valve, second bleeder valve all have the arc slide, easily open and close, and the reliability is higher, can reduce the scattering of building stones or sand material.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this application, but are not intended to limit the invention. In the drawings:
FIG. 1 is a schematic diagram of the principle of the front view structure of a concrete feeding, batching and stirring device of the embodiment;
FIG. 2 is a schematic left-side view structural diagram of a concrete feeding, batching and stirring device according to an embodiment;
FIG. 3 is a schematic diagram of the schematic structural plan view of the concrete feeding, batching and stirring device of the embodiment;
FIG. 4 is a schematic diagram of the concrete feeding, batching and mixing device of the embodiment shown in the top view, with the feeding hopper and the screw conveyor removed;
FIG. 5 is a schematic structural diagram of a first feeding hopper and a second feeding hopper in the embodiment;
FIG. 6 is a schematic diagram of a front view of a support column in the embodiment;
FIG. 7 is a schematic view of the structure of FIG. 6 along line A-A;
FIG. 8 is a schematic view showing the internal structure of a support column in the embodiment;
FIG. 9 is a top view of the concrete feeding, batching and mixing device of the embodiment in use;
fig. 10 is an enlarged view of fig. 1 at B.
Detailed Description
Embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
The concrete feeding, batching and stirring device shown in fig. 1 to 5 comprises a bearing platform 1, a stirrer 2 connected with the bearing platform 1, a bracket 3 connected with the bearing platform 1, a first feeding hopper 4 and a second feeding hopper 5 connected with the bracket 3, a first belt conveyor 6 connected with the bracket 3 and used for receiving incoming materials of the first feeding hopper 4 and conveying the materials into the stirrer 2, a second belt conveyor 7 connected with the bracket 3 and used for receiving incoming materials of the second feeding hopper 5 and conveying the materials into the stirrer 2, a first discharge valve 8 connected with a discharge port of the first feeding hopper 4, a second discharge valve 9 connected with a discharge port of the second feeding hopper 5, a first telescopic mechanism 10 with two ends respectively hinged with the first telescopic mechanism 10 and the first feeding hopper 4, a second telescopic mechanism 11 with two ends respectively hinged with the second discharge valve 9 and the second feeding hopper 5, and a support column 17 connected with the bearing platform 1, the middle part is with support column 17 articulated screw conveyer 18, feeder hopper 19 of being connected with screw conveyer 18's feed end, discharging pipe 20 of being connected with screw conveyer 18's discharge end, at least three sets are located between first feeding funnel 4 and the support 3, weigh induction system 12 with the first of being connected of support 3, at least three sets are located between second feeding funnel 5 and the support 3, weigh induction system 13 with the second of support 3 being connected, a plurality of one end is articulated with support 3, the other end can dismantle protection machanism 14 of being connected with first feeding funnel 4 or second feeding funnel 5. Referring to fig. 5, the bottom of the first discharging valve 8 is provided with a first arc-shaped sliding plate 15 which is in fit connection with the discharge hole of the first feeding hopper 4, and two ends of the first discharging valve 8 are respectively hinged with the first feeding hopper 4 through lugs 16; the bottom of the second discharge valve 9 is provided with a second arc-shaped sliding plate which is matched and connected with the discharge hole of the second feeding hopper 5, and two ends of the second discharge valve 9 are respectively hinged with the second feeding hopper 5 through lugs. Referring to fig. 6 to 8, the supporting column 17 includes a base 21 connected to the carrying platform 1, an inner upright 22 connected to the base 21, an outer upright 23 rotatably connected to the inner upright 22, a hinge base 24 connected to the top of the outer upright 23, a hinge lug 26 hinged to the hinge base 24 through a hinge shaft 25, a fixing plate 27 connected to the outer upright 23, a fixing rod 28 connected to the base 21 or the inner upright 22, the fixing plate 27 having an arc hole 29 through which the fixing rod 28 passes, a threaded section provided at the top of the fixing rod 28, a fixing nut connected to the threaded section, and the hinge lug 26 connected to the screw conveyor 18.
The working principle is as follows: the first feeding hopper 4 and the second feeding hopper 5 can be used for placing sand and stones respectively. The first belt conveyor 6 and the second belt conveyor 7 respectively convey materials in the first feeding hopper 4 and the second feeding hopper 5 into the stirrer 2, and the first feeding hopper 4 and the second feeding hopper 5 can carry materials of large-scale transportation equipment such as a loader and the like and then convey the materials in batches at a low speed into the stirrer 2, so that mechanized operation is convenient to adopt.
The screw conveyor 18 is used for conveying cement, and the screw conveyor 18 swings along the hinge shaft 25, so that the pitch angle of the screw conveyor 18 can be adjusted. The screw conveyor 18 is also swingable in the horizontal direction along the support column 17, thereby adjusting the feed and discharge positions of the screw conveyor 18. The body orientation of the screw conveyor 18 can be adjusted in both the vertical and horizontal directions, and thus the adjustment is convenient and flexible. As shown in fig. 1 to 3, the screw conveyor 18 is parallel to the side of the loading platform 1, in a transportation state or in a non-loading state; as shown in FIG. 9, the discharge pipe 20 is moved to the upper side of the mixer 2 after the screw conveyor 18 is swung, and the operation state is a charged state.
The first telescopic mechanism 10 operates the first discharge valve 8, the second telescopic mechanism 11 operates the second discharge valve 9, the screw conveyor 18 can control the feeding amount of cement and carry out metering, when the first discharge valve 8 and the second discharge valve 9 discharge materials, the first weighing sensing device 12 plays a role in supporting the first feeding hopper 4, and the second weighing sensing device 13 plays a role in supporting the second feeding hopper 5; they measure the load of first feeding funnel 4 or second feeding funnel 5 in real time, and first weighing induction system 12 measures the feed volume of first feeding funnel 4, and induction system 13 is weighed to the feed volume of second feeding funnel 5 to the second, and the batching in-process is through the accurate measurement to cement, building stones, sand material to opening accurate control to first bleeder valve 8, second bleeder valve 9, can control the ratio of concrete.
The outer upright column 23 of the supporting column 17 is connected with a fixing plate 27, and the base 21 is connected with a fixing rod 28; the fixing plate 27 is provided with an arc-shaped hole 29 for the fixing rod 28 to pass through, and the top of the fixing rod 28 is provided with a threaded section and a fixing nut connected with the threaded section. When the fixing nut is not pressed against the fixing plate 27, the fixing plate 27 can swing in the horizontal direction, so that the direction of the screw conveyor 18 can be adjusted, and when the fixing nut is pressed against the fixing plate 27, the fixing plate 27 cannot swing any more, so that the direction of the screw conveyor 18 is fixed. During transportation, the screw conveyor 18 is adjusted to the direction parallel to the axial direction of the bearing platform 1, the width of the equipment can be reduced, the transportation is convenient, the fixing nut is screwed, the free swing of the screw conveyor 18 can be limited, and the transportation safety is improved. As shown in fig. 9, during operation, the screw conveyor 18 is adjusted to a direction forming a certain included angle with the axial direction of the bearing platform 1, the discharge pipe 20 is opposite to the upper part of the feed inlet of the stirrer 2, and the fixing nut is screwed, so that the free swing of the screw conveyor 18 can be limited, and the operation safety is improved; the feed end of the screw conveyor 18 can be lowered to a lower position, and the feed hopper 19 is far away from the bearing platform 1, so that the operation and the stacking of materials on the ground are facilitated, and the operation efficiency is improved. The labor intensity is reduced.
As an embodiment of the present invention, as shown in fig. 8, the concrete feeding, blending and mixing device further includes a rotating base 31 connected to the top of the inner upright 22, a rotating body 32 connected to the outer upright 23, and a sliding connection between the rotating base 31 and the rotating base 32. The rotating body 32 can also be connected with the bottom of the hinge base 24; a bearing may be disposed between the rotating base 31 and the rotating body 32. The rotator 32 is connected with the rotating base 31 in a matching way, so that the clamping stagnation phenomenon of the screw conveyor 18 during rotation can be avoided, the contact area is increased, the safety is improved, and the processing amount in the equipment manufacturing process is reduced.
As an embodiment of the present invention, as shown in FIG. 8, the concrete feeding, blending and stirring apparatus further comprises a cushion cover 30 between the inner wall of the bottom of the outer column 23 and the inner column 22. A cushion cover 30 is arranged between the inner wall of the bottom of the outer upright column 23 and the inner upright column 22, and the cushion cover 30 has the function of eliminating the gap between the inner upright column 22 and the outer upright column 23 on one hand, so that the inner upright column 22 and the outer upright column 23 do not swing, and the stability is improved; on the other hand, there can be the clearance between interior stand 22 and the outer stand 23, only need to carry out local processing to the surface of interior stand 22 and the cushion cover contact department and the internal surface of outer stand 23 and the cushion cover contact department, and the interior stand 22 and the outer stand 23 of being convenient for use standard tubular product reduce the processingquantity.
As an embodiment of the present invention, as shown in fig. 10, the protecting mechanism 14 of the concrete feeding, batching and mixing device includes a threaded rod with one end hinged to the bracket 3, a supporting nut and a fastening nut connected to the threaded rod, and a slot for the threaded rod to be inserted into, and disposed on the first feeding hopper 4 and the second feeding hopper 5. The protection mechanism 14 can be put into use when the first weighing hopper 4 or the second weighing hopper 5 is loaded or during transportation, and can reduce the vibration of the first weighing hopper 4 or the second weighing hopper 5 and protect the first weighing sensing device 12 and the second weighing sensing device 13.
As an embodiment of the invention, the concrete feeding, batching and stirring device further comprises a controller; the controller calculates the feeding amount of cement, stone and sand and controls the operation of the stirrer 2, the first telescopic mechanism 10, the second telescopic mechanism 11, the first belt conveyor 6, the second belt conveyor 7 and the screw conveyor 18.
It is obvious that the present invention is not limited to the above preferred embodiments, and various changes and modifications can be made within the spirit of the present invention defined by the claims and the specification, so that the same technical problems can be solved and the intended technical effects can be obtained, and thus, they are not repeated. All solutions which can be directly or indirectly derived from the disclosure of the present invention by a person skilled in the art are within the spirit of the present invention as defined by the appended claims.
Claims (5)
1. A concrete feeding, batching and stirring device comprises a bearing platform (1); a stirrer (2) connected with the bearing platform (1); the device is characterized by also comprising a bracket (3) connected with the bearing platform (1); a first feeding hopper (4) and a second feeding hopper (5) connected with the bracket (3); the first belt conveyor (6) is connected with the bracket (3), receives the incoming materials of the first feeding hopper (4) and conveys the materials into the stirrer (2); the second belt conveyor (7) is connected with the bracket (3), receives the incoming materials of the second feeding hopper (5) and conveys the materials into the stirrer (2); a first discharge valve (8) connected with the discharge hole of the first feeding hopper (4); a second discharge valve (9) connected with the discharge hole of the second feeding hopper (5); a first telescopic mechanism (10) with two ends respectively hinged with the first discharge valve (8) and the first feeding hopper (4); a second telescopic mechanism (11) with two ends respectively hinged with the second discharge valve (9) and the second feeding hopper (5); a supporting column (17) connected with the bearing platform (1); a screw conveyor (18) with the middle part hinged with the supporting column (17); a feed hopper (19) connected to the feed end of the screw conveyor (18); a discharge pipe (20) connected with the discharge end of the screw conveyor (18); at least three sets of first weighing sensing devices (12) are arranged between the first feeding hopper (4) and the bracket (3) and connected with the bracket (3); at least three sets of second weighing sensing devices (13) are arranged between the second feeding hopper (5) and the bracket (3) and connected with the bracket (3); a plurality of protection mechanisms (14) with one end hinged with the bracket (3) and the other end detachably connected with the first feeding hopper (4) or the second feeding hopper (5); the bottom of the first discharge valve (8) is provided with a first arc-shaped sliding plate (15) which is matched and connected with the discharge hole of the first feeding hopper (4), and two ends of the first discharge valve (8) are respectively hinged with the first feeding hopper (4) through lugs (16); the bottom of the second discharge valve (9) is provided with a second arc-shaped sliding plate which is matched and connected with a discharge hole of the second feeding hopper (5), and two ends of the second discharge valve (9) are respectively hinged with the second feeding hopper (5) through another pair of lugs; the utility model discloses a fixing device for bearing platform (1), including support column (17) including base (21) be connected with load-bearing platform (1), with interior stand (22) that base (21) are connected, with outer stand (23) of interior stand (22) rotatable coupling, with free bearing (24) that outer stand (23) top is connected, through hinge (25) with free bearing (24) articulated hinge ear (26), with fixed plate (27) that outer stand (23) are connected, with dead lever (28) that base (21) or interior stand (22) are connected, fixed plate (27) are equipped with the confession arc hole (29) that dead lever (28) passed, the top of dead lever (28) is equipped with the screw thread section, with the fixation nut that the screw thread section is connected, hinge ear (26) are connected with screw conveyer (18).
2. A concrete feeding, batching, and mixing device according to claim 1, characterized in that it further comprises a rotating seat (31) connected to the top of said inner upright (22); a rotating body (32) connected to the outer column (23); the rotating body (32) is connected with the rotating seat (31) in a sliding mode.
3. A concrete charging, dosing and mixing device as claimed in claim 1, further comprising a spacer (30) between the inner wall of the bottom of the outer upright (23) and the inner upright (22).
4. A concrete feeding, batching, and mixing device according to claim 1, characterized in that said protection means (14) comprise a threaded rod with one end hinged to the support (3), a support nut and a fastening nut connected to the threaded rod, and a slot for said threaded rod to be inserted into is provided on said first feeding hopper (4) and said second feeding hopper (5).
5. A concrete charging, dosing and mixing apparatus as claimed in claim 1, further comprising a controller; the controller calculates the feeding amount of cement, stone and sand and controls the operation of the stirrer (2), the first telescopic mechanism (10), the second telescopic mechanism (11), the first belt conveyor (6), the second belt conveyor (7) and the screw conveyor (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811491451.4A CN109571767B (en) | 2018-12-07 | 2018-12-07 | Concrete feeding, batching, agitating unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811491451.4A CN109571767B (en) | 2018-12-07 | 2018-12-07 | Concrete feeding, batching, agitating unit |
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| CN109571767A CN109571767A (en) | 2019-04-05 |
| CN109571767B true CN109571767B (en) | 2020-08-18 |
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| CN201811491451.4A Active CN109571767B (en) | 2018-12-07 | 2018-12-07 | Concrete feeding, batching, agitating unit |
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| CN112356275A (en) * | 2020-10-28 | 2021-02-12 | 广东博智林机器人有限公司 | Intelligent mixing station |
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| DE69613746T2 (en) * | 1995-04-20 | 2002-05-02 | Spraymec S.R.L., Tassullo | Device for feeding a solid in a mixing chamber, for machines for mixing mortar, plaster or sludge |
| CN202304981U (en) * | 2011-10-21 | 2012-07-04 | 潘保旺 | Decrement electric batching scale |
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| CN205325999U (en) * | 2015-12-28 | 2016-06-22 | 云南轶杰机械设备有限公司 | Two -way feed batch weigher measures all -in -one |
| CN207932353U (en) * | 2018-03-14 | 2018-10-02 | 简朝燕 | It is a kind of it is for building can Quantitative dosing mortar hopper |
| CN208179960U (en) * | 2017-12-27 | 2018-12-04 | 郑州三和水工机械有限公司 | A kind of concrete batching and mixing tower |
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2018
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69613746T2 (en) * | 1995-04-20 | 2002-05-02 | Spraymec S.R.L., Tassullo | Device for feeding a solid in a mixing chamber, for machines for mixing mortar, plaster or sludge |
| CN202304981U (en) * | 2011-10-21 | 2012-07-04 | 潘保旺 | Decrement electric batching scale |
| CN202922760U (en) * | 2012-10-15 | 2013-05-08 | 杨涛 | Foldable fast-assembling concrete agitating device |
| CN103063284A (en) * | 2012-12-31 | 2013-04-24 | 中联重科股份有限公司 | Aggregate metering system, asphalt stirring equipment and asphalt stirring method |
| CN203371656U (en) * | 2013-07-26 | 2014-01-01 | 山东电力建设第二工程公司 | Concrete mixer truck with accurate metering function |
| CN205325999U (en) * | 2015-12-28 | 2016-06-22 | 云南轶杰机械设备有限公司 | Two -way feed batch weigher measures all -in -one |
| CN208179960U (en) * | 2017-12-27 | 2018-12-04 | 郑州三和水工机械有限公司 | A kind of concrete batching and mixing tower |
| CN207932353U (en) * | 2018-03-14 | 2018-10-02 | 简朝燕 | It is a kind of it is for building can Quantitative dosing mortar hopper |
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