CN110549496A - Mixing arrangement of building concrete - Google Patents
Mixing arrangement of building concrete Download PDFInfo
- Publication number
- CN110549496A CN110549496A CN201910864846.2A CN201910864846A CN110549496A CN 110549496 A CN110549496 A CN 110549496A CN 201910864846 A CN201910864846 A CN 201910864846A CN 110549496 A CN110549496 A CN 110549496A
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- China
- Prior art keywords
- mixing
- movable plate
- fixed
- movable
- reciprocating
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- 238000003756 stirring Methods 0.000 claims abstract description 45
- 230000005540 biological transmission Effects 0.000 claims abstract description 41
- 238000005096 rolling process Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/18—Mixing in containers to which motion is imparted to effect the mixing
- B28C5/26—Mixing in containers to which motion is imparted to effect the mixing rotating about a vertical or steeply inclined axis during the mixing, e.g. comprising a flat bottomplate rotating about a vertical axis, co-operating with blades or stirrers
- B28C5/32—Mixing in containers to which motion is imparted to effect the mixing rotating about a vertical or steeply inclined axis during the mixing, e.g. comprising a flat bottomplate rotating about a vertical axis, co-operating with blades or stirrers with driven stirrers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Accessories For Mixers (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention discloses a mixing device for building concrete, and belongs to the field of building machinery. The mixing device comprises a mixing cylinder, wherein a first through hole is formed in the top of the mixing cylinder, a stirring shaft is arranged in the mixing cylinder, a plurality of groups of stirring blades are arranged on the stirring shaft, the bottom of the mixing cylinder is connected with a rotating column, the stirring shaft passes through the first through hole and is connected with a transmission assembly, the transmission assembly is arranged on a movable plate, and the movable plate is arranged above the first through hole in a sliding manner; the movable plate is connected with the reciprocating assembly, and the reciprocating assembly is connected with the driving mechanism. According to the embodiment of the invention, the movable plate is connected with the reciprocating assembly, and the stirring shaft is connected with the transmission assembly arranged on the movable plate, so that the stirring shaft can be driven by the reciprocating assembly and the transmission assembly to simultaneously perform reciprocating rotation and reciprocating linear motion while the mixing barrel rotates, and the stirring and mixing effects of the stirring blades on concrete materials can be improved.
Description
Technical Field
The invention relates to the field of construction machinery, in particular to a mixing device for construction concrete.
Background
Concrete is a common building material in building engineering, and before the concrete is used, raw material components in the concrete are required to be uniformly mixed by a mixing device such as a stirring paddle and the like so as to improve the use quality of the material.
However, because the existing mixing device generally mixes and mixes concrete materials by rotating the stirring shaft and the stirring blades in one direction, the existing mixing device has the problems of poor mixing effect, difficulty in uniformly mixing concrete and the like, and therefore, the existing concrete mixing device needs to be improved at present.
Disclosure of Invention
The present invention is directed to a mixing device for building concrete, which solves the above-mentioned problems of the prior art.
In order to achieve the above object, an embodiment of the present invention provides the following technical solutions:
A mixing device for building concrete comprises a mixing barrel, wherein a first through hole is formed in the top of the mixing barrel, a stirring shaft is arranged in the mixing barrel, a plurality of groups of stirring blades are mounted on the stirring shaft, the bottom of the mixing barrel is connected with a rotating column which is rotatably arranged, the stirring shaft penetrates through the first through hole to be connected with a transmission assembly, the transmission assembly is arranged on a movable plate, and the movable plate is arranged above the first through hole in a sliding manner; the movable plate is connected with a reciprocating assembly for driving the movable plate to slide in a reciprocating manner, and the reciprocating assembly is connected with a driving mechanism for driving the mixing barrel to rotate; when the movable plate slides in a reciprocating manner, the transmission assembly drives the stirring shaft to rotate in a clockwise and anticlockwise reciprocating manner.
According to a preferred scheme provided by the embodiment of the invention, the reciprocating assembly comprises a connecting rod which is rotatably arranged, the movable plate is fixedly connected with a connecting plate, a limiting hole is formed in the connecting plate, a movable column is movably arranged in the limiting hole and fixed on the connecting rod, the connecting rod is connected with a driving mechanism, and the driving mechanism drives the connecting rod to rotate.
In another preferred scheme provided by the embodiment of the invention, the driving mechanism comprises a transmission shaft which is rotatably arranged, one end of the connecting rod is fixedly connected with the transmission shaft, the other end of the connecting rod is fixedly connected with the movable column, and the transmission shaft is connected with the motor; the transmission shaft is further fixed with a driving gear, the driving gear is meshed with a driven gear, and the driven gear is sleeved on the mixing barrel.
According to another preferred scheme provided by the embodiment of the invention, a sliding block is fixed at the bottom of the movable plate, the sliding block is in sliding fit with a guide rod, the guide rod is fixed between two groups of limiting blocks, the two groups of limiting blocks are both fixed on a top plate, the top plate is fixed above the mixing barrel, and a second through hole corresponding to the first through hole is further formed in the top plate.
According to another preferred scheme provided by the embodiment of the invention, the side wall of the mixing cylinder is provided with an annular groove, the periphery of the mixing cylinder is fixedly provided with a plurality of groups of mounting frames, the mounting frames are rotatably provided with rollers corresponding to the annular groove, and the rollers are in rolling fit with the annular groove.
According to another preferred scheme provided by the embodiment of the invention, the transmission assembly comprises a pulley which is rotatably arranged on the movable plate, the stirring shaft is fixedly connected with the pulley, a traction cable is wound on the pulley, one end of the traction cable is connected with a fixedly arranged fixed block, and the other end of the traction cable is connected with a movably arranged movable block; the movable block is connected with an elastic telescopic assembly used for driving the movable block to move.
In another preferred scheme provided by the embodiment of the invention, the elastic telescopic assembly comprises a fixed cylinder which is fixedly arranged, a sliding rod is arranged in the fixed cylinder in a sliding manner, the sliding rod penetrates through the fixed cylinder to be fixedly connected with the movable block, and the movable block is connected with the fixed cylinder through a spring.
Compared with the prior art, the technical scheme provided by the embodiment of the invention has the following technical effects:
(1) According to the embodiment of the invention, the rotatable mixing barrel is connected with the driving mechanism with the driven gear, the driving gear and the transmission shaft, so that the mixing barrel can be driven to rotate through the driving mechanism, and the concrete materials in the mixing barrel are mixed.
(2) The embodiment of the invention also connects the movable plate capable of sliding with the reciprocating assembly with the connecting plate, the movable column and the connecting rod, connects the connecting rod with the transmission shaft, and connects the stirring shaft with the transmission assembly which is arranged on the movable plate and is provided with the pulley, the traction cable, the fixed block and the movable block, so that the stirring shaft can be driven by the reciprocating assembly and the transmission assembly to simultaneously carry out reciprocating rotation and reciprocating linear motion while the mixing barrel rotates, thereby improving the stirring and mixing effect of the stirring blade on concrete materials.
Drawings
Fig. 1 is a schematic structural diagram of a mixing device for building concrete provided in example 1.
Fig. 2 is a perspective view of the transmission assembly and the reciprocating assembly provided in embodiment 1.
Fig. 3 is a schematic structural diagram of a mixing device for building concrete provided in example 2.
fig. 4 is a partially enlarged view of a portion a in fig. 3.
In the figure: 1-a base, 2-a bracket, 3-a top plate, 4-a mixing cylinder, 5-a first through hole, 6-a discharge port, 7-a rotating column, 8-a slewing bearing, 9-a second through hole, 10-a stirring shaft, 11-a stirring blade, 12-a driven gear, 13-a driving gear, 14-a transmission shaft, 15-a motor, 16-a movable plate and 17-a connecting plate, 18-movable column, 19-connecting rod, 20-pulley, 21-traction cable, 22-fixed block, 23-movable block, 24-sliding block, 25-guide rod, 26-limiting block, 27-fixed cylinder, 28-sliding rod, 29-spring, 30-limiting hole, 31-mounting frame, 32-annular groove and 33-roller.
Detailed Description
The following specific embodiments are specifically and clearly described in the technical solutions of the present application with reference to the drawings provided in the present specification. The drawings in the specification are for clarity of presentation of the technical solutions of the present application, and do not represent shapes or sizes in actual production or use, and reference numerals of the drawings are not limited to the claims involved.
In addition, in the description of the present application, terms used should be construed broadly, and specific meanings of the terms may be understood by those skilled in the art according to actual situations. For example, the term "mounted" as used in this application may be defined as a fixed mounting that is removable or a fixed mounting that is not removable, etc.; the terms "set" and "provided" as used herein may be defined as either a contact or a non-contact arrangement, etc.; the terms "connected" and "coupled" as used herein may be defined as mechanically, electrically, or both fixedly and removably coupled; the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated; all the terms of orientation used are used with reference to the drawings or are based on the direction defined by the actual situation and the common general knowledge.
example 1
Referring to the accompanying fig. 1-2, the embodiment provides a mixing device for building concrete, which comprises a mixing cylinder 4, wherein the top of the mixing cylinder 4 is provided with a first through hole 5, and the bottom of the mixing cylinder is provided with a discharge hole 6; a stirring shaft 10 is arranged in the mixing cylinder 4, and a plurality of groups of stirring blades 11 are arranged on the stirring shaft 10 and are used for stirring concrete; in addition, the bottom of mixing barrel 4 links to each other with the column spinner 7 that rotates the setting, column spinner 7 rotate through slewing bearing 8 and install on base 1, base 1 on install two sets of supports 2, support 2 on install roof 3, mixing barrel 4 be located between base 1 and roof 3.
Further, the stirring shaft 10 passes through the first through hole 5 and is connected with a transmission assembly, the transmission assembly is arranged on a movable plate 16, and the movable plate 16 is slidably arranged above the first through hole 5; the movable plate 16 is connected with a reciprocating assembly for driving the movable plate 16 to slide in a reciprocating manner, and the reciprocating assembly is connected with a driving mechanism for driving the mixing barrel 4 to rotate; the rotation of the mixing cylinder 4 and the reciprocating sliding of the movable plate 16 are carried out synchronously; when the movable plate 16 slides back and forth, the transmission assembly drives the stirring shaft 10 to rotate back and forth clockwise and counterclockwise.
Specifically, the reciprocating assembly comprises a connecting rod 19 which is rotatably arranged, the movable plate 16 is fixedly connected with the connecting plate 17, a limiting hole 30 is formed in the connecting plate 17, a movable column 18 is movably arranged in the limiting hole 30, and the movable column 18 is fixed on the connecting rod 19. In addition, a sliding block 24 is fixed at the bottom of the movable plate 16, the sliding block 24 is in sliding fit with a guide rod 25, the guide rod 25 is fixed between two sets of limiting blocks 26, the two sets of limiting blocks 26 are both fixed on the top plate 3, and a second through hole 9 corresponding to the first through hole 5 is further arranged on the top plate 3 to ensure that the stirring shaft 10 can perform reciprocating linear motion along with the movable plate 16.
Further, the connecting rod 19 is connected with a driving mechanism, and the driving mechanism drives the connecting rod 19 to rotate. Specifically, actuating mechanism including rotate the transmission shaft 14 that sets up on roof 3, the one end and the transmission shaft 14 of connecting rod 19 are fixed to be linked to each other, the other end and the movable post 18 of connecting rod 19 are fixed to be linked to each other, transmission shaft 14 and motor 15's motor shaft fixed link to each other, motor 15 install on support 2. In addition, a driving gear 13 is fixed on the transmission shaft 14, the driving gear 13 is meshed with a driven gear 12, and the driven gear 12 is sleeved and fixed on the side wall of the mixing barrel 4.
Further, the transmission assembly comprises a pulley 20 rotatably arranged on the movable plate 16, the stirring shaft 10 is fixedly connected with the pulley 20, a traction rope 21 is wound on the pulley 20, and the traction rope 21 can be a belt or a nylon rope which is common in the prior art; one end of the traction cable 21 is fixedly connected with a fixed block 22 fixedly arranged on the top plate 3, and the other end of the traction cable 21 is fixedly connected with a movable block 23 movably arranged on the top plate 3.
In addition, the movable block 23 is connected with an elastic telescopic component for driving the movable block 23 to displace. Specifically, the elastic telescopic assembly comprises a fixed cylinder 27 fixedly arranged on the top plate 3, a sliding rod 28 is arranged in the fixed cylinder 27 in a sliding mode, the sliding rod 28 penetrates through the fixed cylinder 27 to be fixedly connected with the movable block 23, and the movable block 23 is connected with the fixed cylinder 27 through a spring 29. It should be noted that, when the spring 29 is in the original length state, the distance between the movable plate 16 and the fixed block 22 is the closest, the distance between the movable block 23 and the fixed block 22 is the farthest, and at this time, the traction cable 21 is in a tight state.
When the mixing device provided by the embodiment is used, the concrete raw materials are added into the mixing cylinder 4 through the first through hole 5; then, the motor 15 is started to drive the transmission shaft 14 to rotate, the rotation of the transmission shaft 14 can drive the driving gear 13 to rotate, the rotation of the driving gear 13 can drive the driven gear 12 to rotate, and the rotation of the driven gear 12 can drive the mixing barrel 4 to rotate around the rotating column 7, so that concrete in the mixing barrel 4 can be mixed. Meanwhile, the rotation of the transmission shaft 14 can also drive the connecting rod 19 to rotate, the rotation of the connecting rod 19 can drive the connecting plate 17 and the movable plate 16 to slide back and forth through the movable column 18, and the reciprocating sliding of the movable plate 16 can drive the stirring shaft 10 to perform a reciprocating linear motion in the mixing barrel 4. In addition, when the movable plate 16 slides away from the fixed block 22, the pulley 20 drives the movable block 23 to move toward the fixed block 22 through the traction cable 21, and compresses the spring 29; when the movable plate 16 slides towards the direction close to the fixed block 22, the movable block 23 returns to the original position under the action of the rebounding force of the spring 29, so that the reciprocating motion of the movable block 23 can be realized, and the reciprocating motion of the movable block 23 can drive the pulley 20 to perform reciprocating rotation clockwise and anticlockwise through the traction cable 21, so as to drive the stirring blades 11 on the stirring shaft 10 to perform reciprocating rotation, so as to improve the stirring and mixing effect on the concrete.
Example 2
Referring to fig. 3-4, the embodiment is an improvement on embodiment 1, specifically, an annular groove 32 is provided on the sidewall of the mixing cylinder 4, a plurality of sets of mounting brackets 31 are fixedly provided on the periphery of the mixing cylinder 4, and the mounting brackets 31 are fixedly mounted on the support 2; the mounting frame 31 is rotatably provided with a roller 33 corresponding to the annular groove 32, and the roller 33 is in rolling fit with the annular groove 32. Through the arrangement of the annular groove 32 and the roller 33, the mixing cylinder 4 can be assisted to rotate, so that the stability of the mixing cylinder 4 during rotation can be improved.
In summary, the embodiment of the present invention connects the rotatable mixing drum 4 to the driving mechanism with the driven gear 12, the driving gear 13 and the transmission shaft 14, so that the mixing drum 4 can be driven to rotate by the driving mechanism to mix the concrete materials in the mixing drum 4.
In addition, the embodiment of the invention also connects the movable plate 16 capable of sliding with the reciprocating component with the connecting plate 17, the movable column 18 and the connecting rod 19, connects the connecting rod 19 with the transmission shaft 14, and connects the stirring shaft 10 with the transmission component which is arranged on the movable plate 16 and is provided with the pulley 20, the traction cable 21, the fixed block 22 and the movable block 23, so that the stirring shaft 10 can simultaneously carry out reciprocating rotation and reciprocating linear motion by the reciprocating component and the transmission component while the mixing barrel 4 rotates, thereby improving the stirring and mixing effect of the stirring blade 11 on the concrete materials.
It should be noted that the above embodiments are only specific and clear descriptions of technical solutions and technical features of the present application. However, to those skilled in the art, aspects or features that are part of the prior art or common general knowledge are not described in detail in the above embodiments.
In addition, the technical solutions of the present application are not limited to the above-described embodiments, and those skilled in the art should take the description as a whole, and the technical solutions in the embodiments may be appropriately combined, so that other embodiments that can be understood by those skilled in the art may be formed.
Claims (7)
1. The mixing device for the building concrete comprises a mixing barrel (4), wherein a first through hole (5) is formed in the top of the mixing barrel (4), a stirring shaft (10) is arranged in the mixing barrel (4), and a plurality of groups of stirring blades (11) are arranged on the stirring shaft (10), and the mixing device is characterized in that the bottom of the mixing barrel (4) is connected with a rotating column (7) which is rotatably arranged, the stirring shaft (10) penetrates through the first through hole (5) to be connected with a transmission assembly, the transmission assembly is arranged on a movable plate (16), and the movable plate (16) is slidably arranged above the first through hole (5); the movable plate (16) is connected with a reciprocating assembly for driving the movable plate (16) to slide in a reciprocating manner, and the reciprocating assembly is connected with a driving mechanism for driving the mixing barrel (4) to rotate; when the movable plate (16) slides in a reciprocating manner, the transmission assembly drives the stirring shaft (10) to rotate in a clockwise and anticlockwise reciprocating manner.
2. The mixing device for building concrete according to claim 1, wherein the reciprocating assembly comprises a connecting rod (19) which is rotatably arranged, the movable plate (16) is fixedly connected with the connecting plate (17), a limiting hole (30) is formed in the connecting plate (17), a movable column (18) is movably arranged in the limiting hole (30), the movable column (18) is fixed on the connecting rod (19), the connecting rod (19) is connected with a driving mechanism, and the driving mechanism drives the connecting rod (19) to rotate.
3. A mixing apparatus for building concrete according to claim 2, wherein the driving mechanism comprises a rotatably disposed transmission shaft (14), one end of the connecting rod (19) is fixedly connected to the transmission shaft (14), the other end of the connecting rod (19) is fixedly connected to the movable column (18), and the transmission shaft (14) is connected to the motor (15); the transmission shaft (14) is further fixed with a driving gear (13), the driving gear (13) is meshed with a driven gear (12), and the driven gear (12) is sleeved on the mixing barrel (4).
4. The mixing device for building concrete according to claim 2, wherein a sliding block (24) is fixed at the bottom of the movable plate (16), the sliding block (24) is in sliding fit with a guide rod (25), the guide rod (25) is fixed between two sets of limiting blocks (26), the two sets of limiting blocks (26) are both fixed on the top plate (3), the top plate (3) is fixed above the mixing barrel (4), and a second through hole (9) corresponding to the first through hole (5) is further formed in the top plate (3).
5. A mixing device for building concrete according to claim 3 or 4, characterized in that the side wall of the mixing drum (4) is provided with an annular groove (32), the periphery of the mixing drum (4) is fixedly provided with a plurality of groups of mounting frames (31), the mounting frames (31) are rotatably provided with rollers (33) corresponding to the annular groove (32), and the rollers (33) are in rolling fit with the annular groove (32).
6. The mixing device for building concrete according to claim 1, wherein the transmission assembly comprises a pulley (20) rotatably arranged on the movable plate (16), the stirring shaft (10) is fixedly connected with the pulley (20), a traction cable (21) is wound on the pulley (20), one end of the traction cable (21) is connected with a fixedly arranged fixed block (22), and the other end of the traction cable (21) is connected with a movably arranged movable block (23); the movable block (23) is connected with an elastic telescopic component for driving the movable block (23) to move.
7. The mixing device for building concrete according to claim 6, wherein the elastic telescopic assembly comprises a fixed cylinder (27) which is fixedly arranged, a sliding rod (28) is arranged in the fixed cylinder (27) in a sliding manner, the sliding rod (28) penetrates through the fixed cylinder (27) to be fixedly connected with the movable block (23), and the movable block (23) is connected with the fixed cylinder (27) through a spring (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910864846.2A CN110549496B (en) | 2019-09-12 | 2019-09-12 | Mixing arrangement of building concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910864846.2A CN110549496B (en) | 2019-09-12 | 2019-09-12 | Mixing arrangement of building concrete |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110549496A true CN110549496A (en) | 2019-12-10 |
| CN110549496B CN110549496B (en) | 2020-12-15 |
Family
ID=68740151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910864846.2A Active CN110549496B (en) | 2019-09-12 | 2019-09-12 | Mixing arrangement of building concrete |
Country Status (1)
| Country | Link |
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| CN (1) | CN110549496B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111236015A (en) * | 2020-01-13 | 2020-06-05 | 陈嘉宇 | Pitch laying device with adjustable pay-off angle |
| CN111331073A (en) * | 2020-03-20 | 2020-06-26 | 陈洪霖 | Sand mixer for casting |
| CN112123584A (en) * | 2020-09-11 | 2020-12-25 | 江苏省建筑工程集团有限公司 | Mixing and proportioning device for plastering mortar |
| CN112847785A (en) * | 2021-01-15 | 2021-05-28 | 龙凤 | Concrete mixing device for construction |
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|---|---|---|---|---|
| JPH0985731A (en) * | 1995-09-21 | 1997-03-31 | Mikami Kogyo Kk | Mixing device |
| CN207120351U (en) * | 2017-07-29 | 2018-03-20 | 孙健 | A kind of construction and decoration putty device for formulating |
| CN108099010A (en) * | 2017-12-23 | 2018-06-01 | 深圳市晟祥知识产权有限公司 | A kind of road construction centrifuges blended cement mixer in advance |
| CN108786640A (en) * | 2018-06-27 | 2018-11-13 | 张青梅 | A kind of industry materials body mixing Bidirectional agitating apparatus |
| CN208277188U (en) * | 2018-04-03 | 2018-12-25 | 湖北中建鸿友建设有限公司 | The material blending device of dry powder and mortar for construction site |
-
2019
- 2019-09-12 CN CN201910864846.2A patent/CN110549496B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0985731A (en) * | 1995-09-21 | 1997-03-31 | Mikami Kogyo Kk | Mixing device |
| CN207120351U (en) * | 2017-07-29 | 2018-03-20 | 孙健 | A kind of construction and decoration putty device for formulating |
| CN108099010A (en) * | 2017-12-23 | 2018-06-01 | 深圳市晟祥知识产权有限公司 | A kind of road construction centrifuges blended cement mixer in advance |
| CN208277188U (en) * | 2018-04-03 | 2018-12-25 | 湖北中建鸿友建设有限公司 | The material blending device of dry powder and mortar for construction site |
| CN108786640A (en) * | 2018-06-27 | 2018-11-13 | 张青梅 | A kind of industry materials body mixing Bidirectional agitating apparatus |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111236015A (en) * | 2020-01-13 | 2020-06-05 | 陈嘉宇 | Pitch laying device with adjustable pay-off angle |
| CN111331073A (en) * | 2020-03-20 | 2020-06-26 | 陈洪霖 | Sand mixer for casting |
| CN112123584A (en) * | 2020-09-11 | 2020-12-25 | 江苏省建筑工程集团有限公司 | Mixing and proportioning device for plastering mortar |
| CN112123584B (en) * | 2020-09-11 | 2022-11-25 | 江苏省建筑工程集团有限公司 | Mixing and proportioning device for plastering wall slurry |
| CN112847785A (en) * | 2021-01-15 | 2021-05-28 | 龙凤 | Concrete mixing device for construction |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110549496B (en) | 2020-12-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20201126 Address after: 245061 Songcun section, economic development zone, Huizhou District, Huangshan City, Anhui Province Applicant after: Huangshan Jingqiang building materials Co.,Ltd. Address before: 518101 706, huashenghui commercial building, Jinhai Road, Bao'an District, Shenzhen City, Guangdong Province Applicant before: Liu Rong |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A Mixing Device for Building Concrete Effective date of registration: 20230705 Granted publication date: 20201215 Pledgee: Huizhou Mount Huangshan rural commercial bank Limited by Share Ltd. Pledgor: Huangshan Jingqiang building materials Co.,Ltd. Registration number: Y2023980047492 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20201215 Pledgee: Huizhou Mount Huangshan rural commercial bank Limited by Share Ltd. Pledgor: Huangshan Jingqiang building materials Co.,Ltd. Registration number: Y2023980047492 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A mixing device for building concrete Granted publication date: 20201215 Pledgee: Huizhou Mount Huangshan rural commercial bank Limited by Share Ltd. Pledgor: Huangshan Jingqiang building materials Co.,Ltd. Registration number: Y2024980021812 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |