CN107932735A - A kind of concrete for making agitating device - Google Patents
A kind of concrete for making agitating device Download PDFInfo
- Publication number
- CN107932735A CN107932735A CN201711157002.1A CN201711157002A CN107932735A CN 107932735 A CN107932735 A CN 107932735A CN 201711157002 A CN201711157002 A CN 201711157002A CN 107932735 A CN107932735 A CN 107932735A
- Authority
- CN
- China
- Prior art keywords
- slide
- gear
- roller
- motor
- sliding sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000009434 installation Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 3
- 208000037805 labour Diseases 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000004576 sand Substances 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
- B28C5/20—Mixing in containers to which motion is imparted to effect the mixing rotating about a horizontal or substantially horizontal axis during mixing, e.g. without independent stirrers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
- Accessories For Mixers (AREA)
Abstract
The present invention relates to a kind of agitating device, more particularly to a kind of concrete for making agitating device.The technical problem to be solved in the present invention is to provide a kind of concrete for making agitating device easy to use, of a tightly knit structure, work efficiency is high.In order to solve the above technical problem, the present invention provides such a concrete for making agitating device, include U-shaped frame, clutch shaft bearing, first rotating shaft, roller, rabble, door, locking device etc.;U-shaped frame upper left quarter is provided with clutch shaft bearing, U-shaped frame upper right quarter is provided with second bearing, and U-shaped frame right lower quadrant is provided with the first motor, first gear is provided with the first motor, first rotating shaft is connected with by interference in clutch shaft bearing and second bearing, first rotating shaft is equipped with roller.Invention achieves the high effect of easy to use, of a tightly knit structure, work efficiency, can be quickly stirred concrete using this equipment, easy to use, saves a large amount of manual labors.
Description
Technical field
The present invention relates to a kind of agitating device, more particularly to a kind of concrete for making agitating device.
Background technology
Concrete, referred to as " concrete ":Refer to the general designation of the cementing integral engineered composite material of aggregate by cementitious material.
One word of concrete usually said refers to make cementitious material, sand, masonry aggregate with cement;Pressed with water (additive and admixture can be contained)
Certain proportion coordinate, it is agitated obtained by cement concrete, also referred to as normal concrete, it is widely used in civil engineering.
Concrete needs to mix with a certain proportion of water before the use, then stirs, and reaches the effect that can be used, mesh
Preceding concrete batch plant volume is larger, and work efficiency is low, inconvenient to use, therefore there is an urgent need for a kind of easy to use, knot of research and development
The concrete for making agitating device that structure is rigorous, work efficiency is high.
The content of the invention
(1) technical problems to be solved
Current concrete batch plant volume is larger, work efficiency is low, inconvenient to use lacks in order to overcome by the present invention
Point, the technical problem to be solved in the present invention is to provide a kind of concrete for making use easy to use, of a tightly knit structure, work efficiency is high
Agitating device.
(2) technical solution
In order to solve the above technical problem, the present invention provides such a concrete for making agitating device, include U
Shape frame, clutch shaft bearing, first rotating shaft, roller, rabble, door, locking device, gear ring, second bearing, the first motor and the first tooth
Wheel, U-shaped frame upper left quarter are provided with clutch shaft bearing, and U-shaped frame upper right quarter is provided with second bearing, and U-shaped frame right lower quadrant is provided with first
Motor, is provided with first gear on the first motor, and first rotating shaft is connected with by interference in clutch shaft bearing and second bearing, the
One shaft is equipped with roller, and rabble, the outer right part installation rack gear of roller are provided with roller, and gear ring is engaged with first gear,
Roller is equipped with door, and door right part is provided with locking device.
Preferably, further included contiguous block, the first sliding block, L-shaped slide, the first sliding sleeve, connecting rod, rack, the second motor,
Second gear, supporting rod, the second sliding sleeve, fixed frame and the first slide, fixed frame upper left quarter is provided with the first slide and L-shaped is slided
Rail, slidingtype is equipped with the first sliding block on the first slide, and the first sliding block top is equipped with contiguous block by axis pin rotary type, on contiguous block
Portion is connected with U-shaped frame, and L-shaped slide left part slidingtype is equipped with the first sliding sleeve, and the first sliding sleeve lower part is provided with rack, and L-shaped slide is right
Portion's slidingtype is equipped with the second sliding sleeve, is connected between the second sliding sleeve and the first sliding sleeve by connecting rod, fixed frame right lower quadrant is provided with
Second motor, is provided with second gear on the second motor, second gear is engaged with rack.
Preferably, locking device has been further included to include fixed stop, spring, the second slide, the second sliding block, inserted link and insert
Block, is provided with the second slide on door, and the second slide left part is provided with fixed stop, and slidingtype is equipped with second and slides on the second slide
Block, the second sliding block are equipped with inserted link, and spring is equipped between inserted link and fixed stop, inserted block is provided with roller, inserted link can be inserted
Into inserted block.
Operation principle:The raw material that concrete needs to mix is put into roller, door is shut by locking device, is manually opened
Dynamic first motor rotates, and first gear is constantly rotated, roller is constantly rotated by gear ring, is also constantly turned by rabble
It is dynamic, concrete is stirred, after hours, manually closes the first motor.
Because contiguous block, the first sliding block, L-shaped slide, the first sliding sleeve, connecting rod, rack, the second motor, are further included
Two gears, supporting rod, the second sliding sleeve, fixed frame and the first slide, fixed frame upper left quarter are provided with the first slide and L-shaped slide,
Slidingtype is equipped with the first sliding block on first slide, and the first sliding block top is equipped with contiguous block, contiguous block top by axis pin rotary type
It is connected with U-shaped frame, L-shaped slide left part slidingtype is equipped with the first sliding sleeve, and the first sliding sleeve lower part is provided with rack, L-shaped slide right part
Slidingtype is equipped with the second sliding sleeve, is connected between the second sliding sleeve and the first sliding sleeve by connecting rod, and fixed frame right lower quadrant is provided with
Two motors, are provided with second gear on the second motor, and second gear is engaged with rack, after the completion of stirring, manually start the second electricity
Machine rotates clockwise, and rotates clockwise second gear, rack is moved right, and the first sliding sleeve is moved right, and passes through connection
Bar moves up the second sliding sleeve, moves up U-shaped frame right part, convenient to take out concrete.
Because having further included locking device includes fixed stop, spring, the second slide, the second sliding block, inserted link and inserted block,
The second slide is installed on door, the second slide left part is provided with fixed stop, and slidingtype is equipped with the second sliding block on the second slide, the
Two sliding blocks are equipped with inserted link, and spring is equipped between inserted link and fixed stop, inserted block is provided with roller, inserted link can inject slotting
Block, manually move right inserted link, inserted link is separated with inserted block, opens door, when shutting, unclamps inserted link, spring promotes inserted link, makes
Inserted link injects inserted block, by door locking.
(3) beneficial effect
, can be by concrete using this equipment invention achieves the high effect of easy to use, of a tightly knit structure, work efficiency
Quickly it is stirred, it is easy to use, a large amount of manual labors are saved, and also the use of the new type is of a tightly knit structure, deft design, and can
Meets the needs of staff to greatest extent.
Brief description of the drawings
Fig. 1 is the first main structure diagram of the present invention.
Fig. 2 is second of main structure diagram of the present invention.
Fig. 3 is the main structure diagram of locking device of the present invention.
Mark in attached drawing for:1-U shape framves, 2- clutch shaft bearings, 3- first rotating shafts, 4- rollers, 5- rabbles, 6-, 7-
Locking device, 8- gear rings, 9- second bearings, the first motors of 10-, 11- first gears, 12- contiguous blocks, the first sliding blocks of 13-, 14-L
Shape slide, the first sliding sleeves of 15-, 16- connecting rods, 17- racks, the second motors of 18-, 19- second gears, 20- supporting rods, 21-
Two sliding sleeves, 22- fixed frames, the first slides of 23-, 71- fixed stops, 72- springs, the second slides of 73-, the second sliding blocks of 74-, 75-
Inserted link, 76- inserted blocks.
Embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples.
Embodiment 1
A kind of concrete for making agitating device, as shown in Figs. 1-3, includes U-shaped frame 1, clutch shaft bearing 2, first rotating shaft
3rd, roller 4, rabble 5, door 6, locking device 7, gear ring 8, second bearing 9, the first motor 10 and first gear 11, U-shaped frame 1 are left
Top is provided with clutch shaft bearing 2, and 1 upper right quarter of U-shaped frame is provided with second bearing 9, and 1 right lower quadrant of U-shaped frame is provided with the first motor 10,
First gear 11 is installed on first motor 10, first rotating shaft 3 is connected with by interference in clutch shaft bearing 2 and second bearing 9,
First rotating shaft 3 is equipped with roller 4, and rabble 5,4 outer right part of roller installation rack gear 8, gear ring 8 and first are provided with roller 4
Gear 11 engages, and roller 4 is equipped with door 6, and 6 right part of door is provided with locking device 7.
Embodiment 2
A kind of concrete for making agitating device, as shown in Figs. 1-3, includes U-shaped frame 1, clutch shaft bearing 2, first rotating shaft
3rd, roller 4, rabble 5, door 6, locking device 7, gear ring 8, second bearing 9, the first motor 10 and first gear 11, U-shaped frame 1 are left
Top is provided with clutch shaft bearing 2, and 1 upper right quarter of U-shaped frame is provided with second bearing 9, and 1 right lower quadrant of U-shaped frame is provided with the first motor 10,
First gear 11 is installed on first motor 10, first rotating shaft 3 is connected with by interference in clutch shaft bearing 2 and second bearing 9,
First rotating shaft 3 is equipped with roller 4, and rabble 5,4 outer right part of roller installation rack gear 8, gear ring 8 and first are provided with roller 4
Gear 11 engages, and roller 4 is equipped with door 6, and 6 right part of door is provided with locking device 7.
Contiguous block 12, the first sliding block 13, L-shaped slide 14, the first sliding sleeve 15, connecting rod 16, rack 17, second are further included
Motor 18, second gear 19, supporting rod 20, the second sliding sleeve 21,22 and first slide 23 of fixed frame, the installation of 22 upper left quarter of fixed frame
There are the first slide 23 and a L-shaped slide 14, slidingtype is equipped with the first sliding block 13 on the first slide 23, and 13 top of the first sliding block passes through pin
Axis rotary type is equipped with contiguous block 12, and 12 top of contiguous block is connected with U-shaped frame 1, and 14 left part slidingtype of L-shaped slide is equipped with the first sliding sleeve
15,15 lower part of the first sliding sleeve is provided with rack 17, and 14 right part slidingtype of L-shaped slide is equipped with the second sliding sleeve 21, the second sliding sleeve 21 with
It is connected between first sliding sleeve 15 by connecting rod 16,22 right lower quadrant of fixed frame is provided with the second motor 18, pacifies on the second motor 18
Equipped with second gear 19, second gear 19 is engaged with rack 17.
Embodiment 3
A kind of concrete for making agitating device, as shown in Figs. 1-3, includes U-shaped frame 1, clutch shaft bearing 2, first rotating shaft
3rd, roller 4, rabble 5, door 6, locking device 7, gear ring 8, second bearing 9, the first motor 10 and first gear 11, U-shaped frame 1 are left
Top is provided with clutch shaft bearing 2, and 1 upper right quarter of U-shaped frame is provided with second bearing 9, and 1 right lower quadrant of U-shaped frame is provided with the first motor 10,
First gear 11 is installed on first motor 10, first rotating shaft 3 is connected with by interference in clutch shaft bearing 2 and second bearing 9,
First rotating shaft 3 is equipped with roller 4, and rabble 5,4 outer right part of roller installation rack gear 8, gear ring 8 and first are provided with roller 4
Gear 11 engages, and roller 4 is equipped with door 6, and 6 right part of door is provided with locking device 7.
Contiguous block 12, the first sliding block 13, L-shaped slide 14, the first sliding sleeve 15, connecting rod 16, rack 17, second are further included
Motor 18, second gear 19, supporting rod 20, the second sliding sleeve 21,22 and first slide 23 of fixed frame, the installation of 22 upper left quarter of fixed frame
There are the first slide 23 and a L-shaped slide 14, slidingtype is equipped with the first sliding block 13 on the first slide 23, and 13 top of the first sliding block passes through pin
Axis rotary type is equipped with contiguous block 12, and 12 top of contiguous block is connected with U-shaped frame 1, and 14 left part slidingtype of L-shaped slide is equipped with the first sliding sleeve
15,15 lower part of the first sliding sleeve is provided with rack 17, and 14 right part slidingtype of L-shaped slide is equipped with the second sliding sleeve 21, the second sliding sleeve 21 with
It is connected between first sliding sleeve 15 by connecting rod 16,22 right lower quadrant of fixed frame is provided with the second motor 18, pacifies on the second motor 18
Equipped with second gear 19, second gear 19 is engaged with rack 17.
Further include locking device 7 and include fixed stop 71, spring 72, the second slide 73, the second sliding block 74, inserted link 75
With inserted block 76, the second slide 73 is installed on door 6,73 left part of the second slide is provided with fixed stop 71, sliding on the second slide 73
Dynamic formula is equipped with the second sliding block 74, and the second sliding block 74 is equipped with inserted link 75, and spring 72 is equipped between inserted link 75 and fixed stop 71, rolling
Inserted block 76 is installed on cylinder 4, inserted link 75 can inject inserted block 76.
Embodiment described above only expresses the preferred embodiment of the present invention, its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, some deformations can also be made, improves and substitutes, these belong to this hair
Bright protection domain.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (3)
1. a kind of concrete for making agitating device, it is characterised in that include U-shaped frame (1), clutch shaft bearing (2), first rotating shaft
(3), roller (4), rabble (5), door (6), locking device (7), gear ring (8), second bearing (9), the first motor (10) and
One gear (11), U-shaped frame (1) upper left quarter are provided with clutch shaft bearing (2), and U-shaped frame (1) upper right quarter is provided with second bearing (9), U
Shape frame (1) right lower quadrant is provided with the first motor (10), and first gear (11), clutch shaft bearing (2) are provided with the first motor (10)
First rotating shaft (3) is connected with by interference with second bearing (9), first rotating shaft (3) is equipped with roller (4), and roller (4) is interior
Rabble (5), the outer right part installation rack gear (8) of roller (4) are installed, gear ring (8) is engaged with first gear (11), roller (4)
Door (6) is equipped with, door (6) right part is provided with locking device (7).
2. a kind of concrete for making agitating device according to claim 1, it is characterised in that further included contiguous block
(12), the first sliding block (13), L-shaped slide (14), the first sliding sleeve (15), connecting rod (16), rack (17), the second motor (18),
Second gear (19), supporting rod (20), the second sliding sleeve (21), fixed frame (22) and the first slide (23), fixed frame (22) upper left
Portion is provided with the first slide (23) and L-shaped slide (14), and slidingtype is equipped with the first sliding block (13) on the first slide (23), and first slides
Block (13) top is equipped with contiguous block (12) by axis pin rotary type, and contiguous block (12) top is connected with U-shaped frame (1), L-shaped slide
(14) left part slidingtype is equipped with the first sliding sleeve (15), and the first sliding sleeve (15) lower part is provided with rack (17), L-shaped slide (14) right part
Slidingtype is equipped with the second sliding sleeve (21), is connected between the second sliding sleeve (21) and the first sliding sleeve (15) by connecting rod (16), fixed
Frame (22) right lower quadrant is provided with the second motor (18), and second gear (19), second gear (19) are provided with the second motor (18)
Engaged with rack (17).
3. a kind of concrete for making agitating device according to claim 2, it is characterised in that further included locking device
(7) fixed stop (71), spring (72), the second slide (73), the second sliding block (74), inserted link (75) and inserted block (76) are included,
Second slide (73) is installed, the second slide (73) left part is provided with fixed stop (71), is slided on the second slide (73) on door (6)
Dynamic formula is equipped with the second sliding block (74), and the second sliding block (74) is equipped with inserted link (75), is set between inserted link (75) and fixed stop (71)
There is spring (72), inserted block (76) is installed on roller (4), inserted link (75) can inject inserted block (76).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711157002.1A CN107932735B (en) | 2017-11-20 | 2017-11-20 | Agitating unit is used in concrete preparation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711157002.1A CN107932735B (en) | 2017-11-20 | 2017-11-20 | Agitating unit is used in concrete preparation |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107932735A true CN107932735A (en) | 2018-04-20 |
CN107932735B CN107932735B (en) | 2020-08-14 |
Family
ID=61929226
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711157002.1A Active CN107932735B (en) | 2017-11-20 | 2017-11-20 | Agitating unit is used in concrete preparation |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107932735B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111002475A (en) * | 2019-12-24 | 2020-04-14 | 周雅 | Stirring machine |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2709439B1 (en) * | 1993-08-30 | 1995-10-20 | Noel Ets Guy | Insulating device for guiding and tensioning the belt of an electric motor intended for the rotary drive of a concrete mixer. |
CN203957141U (en) * | 2014-08-01 | 2014-11-26 | 尤亮 | A kind of construction mortar mixer |
CN106174657A (en) * | 2016-08-28 | 2016-12-07 | 丁芹 | A kind of chicken farm efficient feed agitating device |
CN205853083U (en) * | 2016-06-24 | 2017-01-04 | 山东泽宇重工科技有限公司 | Blender with observation window |
CN206085337U (en) * | 2016-08-10 | 2017-04-12 | 新疆兵团水利水电工程集团有限公司 | Materials agitating unit for building high -efficient |
CN106696086A (en) * | 2016-12-14 | 2017-05-24 | 陆丽曼 | Efficient drum and arm integrated cement mixer |
CN107175770A (en) * | 2017-07-19 | 2017-09-19 | 邱卿芳 | A kind of concrete central mix plant |
-
2017
- 2017-11-20 CN CN201711157002.1A patent/CN107932735B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2709439B1 (en) * | 1993-08-30 | 1995-10-20 | Noel Ets Guy | Insulating device for guiding and tensioning the belt of an electric motor intended for the rotary drive of a concrete mixer. |
CN203957141U (en) * | 2014-08-01 | 2014-11-26 | 尤亮 | A kind of construction mortar mixer |
CN205853083U (en) * | 2016-06-24 | 2017-01-04 | 山东泽宇重工科技有限公司 | Blender with observation window |
CN206085337U (en) * | 2016-08-10 | 2017-04-12 | 新疆兵团水利水电工程集团有限公司 | Materials agitating unit for building high -efficient |
CN106174657A (en) * | 2016-08-28 | 2016-12-07 | 丁芹 | A kind of chicken farm efficient feed agitating device |
CN106696086A (en) * | 2016-12-14 | 2017-05-24 | 陆丽曼 | Efficient drum and arm integrated cement mixer |
CN107175770A (en) * | 2017-07-19 | 2017-09-19 | 邱卿芳 | A kind of concrete central mix plant |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111002475A (en) * | 2019-12-24 | 2020-04-14 | 周雅 | Stirring machine |
Also Published As
Publication number | Publication date |
---|---|
CN107932735B (en) | 2020-08-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103102125B (en) | Manufactured sand underwater dispersion resistant concrete and preparation method thereof | |
CN104140728A (en) | JS elastic waterproof coating | |
CN102826819A (en) | Novel inorganic waterproof plugging material and preparation method thereof | |
CN106673552A (en) | Ultrahigh-toughness cement-based composite material and preparation method thereof | |
CN107310032A (en) | A kind of construction site concrete central mix plant | |
CN102923997B (en) | Method for preparing high-strength semi-regenerative coarse aggregate concretes | |
CN106186932A (en) | A kind of strength cement-based grouting material and preparation method thereof | |
CN105198324B (en) | A kind of self-compacting concrete containing Bayer process red mud and preparation method thereof | |
CN104556875A (en) | Wet-mixed plastering mortar prepared from stone chips and tailing sand | |
CN107932735A (en) | A kind of concrete for making agitating device | |
CN206254324U (en) | A kind of build concrete mixer for stirring | |
CN108147704A (en) | Complex mineral blending material and preparation method thereof and the concrete using its preparation | |
CN108297276A (en) | A kind of stirring of concrete and pour integration apparatus | |
CN103113060B (en) | A kind of cement cream slurry and preparation method thereof | |
CN106278066A (en) | Fast hard impervious gap filler | |
CN103232181A (en) | Preparation method of titanium dioxide slag concrete additive | |
CN109384412A (en) | A kind of normal silicate concrete accelerant | |
CN103787610B (en) | A kind of pervious concrete additive and preparation method thereof | |
CN108821639B (en) | Antifreezing concrete pumping agent | |
CN106495511B (en) | Process for preparing cementing material by using electroplating sludge | |
CN104478280A (en) | Concrete synergist and preparation method thereof | |
CN209903578U (en) | Municipal administration bridge face concrete mixing arrangement equipment | |
CN207825155U (en) | A kind of mixing apparatus of building concrete interval charging | |
CN110372309A (en) | A kind of titanium gypsum sill and preparation method thereof for goaf filling | |
CN106431038B (en) | A kind of alkali-excited cement and preparation method thereof for mixing green mud |
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 | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20200724 Address after: 314001 Qixing Town, Nanhu District, Jiaxing City, Zhejiang Province Applicant after: JIAXING NANFANG CONCRETE PRODUCTS Co.,Ltd. Address before: 315800 Ningbo Vocational and Technical College, No. 1069-2 Xinda Road, Beilun District, Ningbo City, Zhejiang Province Applicant before: Zeng Ziqiang |