CN207578711U - Laboratory quantifies concrete mixer - Google Patents
Laboratory quantifies concrete mixer Download PDFInfo
- Publication number
- CN207578711U CN207578711U CN201721719917.2U CN201721719917U CN207578711U CN 207578711 U CN207578711 U CN 207578711U CN 201721719917 U CN201721719917 U CN 201721719917U CN 207578711 U CN207578711 U CN 207578711U
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- China
- Prior art keywords
- quantifies
- concrete mixer
- quantitation tube
- concrete
- agitating shaft
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- 239000004567 concrete Substances 0.000 title claims abstract description 78
- 238000002156 mixing Methods 0.000 claims abstract description 58
- 238000003756 stirring Methods 0.000 claims abstract description 21
- 230000001141 propulsive effect Effects 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims description 66
- 238000000429 assembly Methods 0.000 claims description 10
- 230000000712 assembly Effects 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000000151 deposition Methods 0.000 claims 1
- 238000007599 discharging Methods 0.000 claims 1
- 239000004566 building material Substances 0.000 abstract description 2
- 238000005070 sampling Methods 0.000 abstract 2
- 239000002994 raw material Substances 0.000 description 13
- 238000002474 experimental method Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000015271 coagulation Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The utility model belongs to building material field, is related to a kind of laboratory and quantifies concrete mixer.It solves the technical issues of concrete sample sampling is quantitative in the prior art.It includes blending bucket component, and stirring propulsive mechanism is provided in blending bucket component, the first outlet valve is provided with below blending bucket component, first outlet valve is connected with quantitation tube, quantitation tube one end is connected with ejecting mechanism, and the other end is connected with the second outlet valve, and quantitation tube bottom is provided with discharge outlet.Compared with prior art, the utility model advantage is：Concrete sample sampling is quantitative, and mixing speed is fast, is uniformly mixed.
Description
Technical field
The utility model belongs to building material field, is related to blender, and concrete is quantified more particularly, to a kind of laboratory
Blender.
Background technology
Concrete is widely used in civil engineering, with mixing plant by cementitious material by the cementing integral engineering of aggregate
Composite material, using cement as cementitious material, sandstone coordinates common concrete by a certain percentage as aggregate with water, additive
It stirs.
The concrete of different requirement of engineering different intensity grades is necessary in concrete using preceding test concrete strength
Workflow.Experiment is accurate with concrete sample demand percentage, and ingredient is uniform, in view of concrete shape has timeliness, usually
Need dedicated laboratory concrete central mix plant.
For example, Chinese patent literature discloses a kind of use for laboratory concrete mixer [application number：
201720279869.3], including pedestal, power cabinet, stent one, stent two, mixing drum, agitating shaft；Two top of stent
Crossbeam is equipped with the groove one for being parallel to agitating shaft, and the lower part of stent two side faces is equipped with the groove two for being parallel to agitating shaft；It is described
The material feeding box of mixing drum is fixed with one piece of U shape snap-gauge for being parallel to agitating shaft on the side wall of stent two, immediately below snap-gauge
Equipped with a kelly；The kelly is hinged on the side wall of mixing drum, and can may be used also by revotating card in the U-shaped mouth of snap-gauge
With the transformation of mixing drum position by revotating card in groove one, groove two.
Above-mentioned scheme realizes the uniform technology requirement of concrete mortar to a certain extent, but works as concrete composition
During for experimental variable, it is difficult to realize concrete in quick-replaceable mixing drum, experiment is sampled the technical issues of cannot quantifying.
Invention content
The purpose of this utility model is in view of the above-mentioned problems, providing a kind of laboratory quantifies concrete mixer, is solved
Laboratory concrete mixer goes out the uncontrollable technical problem of paddle amount in the prior art.
In order to achieve the above objectives, the utility model employs following technical proposal：This laboratory quantifies concrete mixer,
Including blending bucket component, stirring propulsive mechanism is provided in blending bucket component, first is provided with below the blending bucket component
Outlet valve, first outlet valve are connected with quantitation tube, and described quantitation tube one end is connected with ejecting mechanism, other end connection
There is the second outlet valve, the quantitation tube bottom is provided with discharge outlet.
In quantifying concrete mixer in above-mentioned laboratory, blending bucket component includes hopper ontology, the hopper sheet
Blanking sieve plate is provided in body, the blanking sieve plate is fixedly connected on hopper ontology, and the blanking sieve plate is by hopper sheet
Body is divided into material holding chamber and mixing chamber.
In quantifying concrete mixer in above-mentioned laboratory, stirring propulsive mechanism includes agitating shaft, the lower material screen
It is evenly arranged with several blanking grooves on plate, the blanking sieve plate is provided centrally with the first axis hole, in first axis hole
Agitating shaft is equipped with, bearing is provided between first axis hole and agitating shaft.
In quantifying concrete mixer in above-mentioned laboratory, the one end of agitating shaft far from mixing chamber is connected with rotation driving
Device, material holding chamber top are provided with supporting rack, and the rotating driver is fixedly mounted on supporting rack, the rotation
Driver is also associated with shaking assembly.
In quantifying concrete mixer in above-mentioned laboratory, if being provided with dry plate material baffle in material holding chamber, it is described every
Flitch is radially distributed with the axis of agitating shaft, and the material baffle side is fixedly connected on agitating shaft, opposite side against
On the madial wall of hopper ontology.
In quantifying concrete mixer in above-mentioned laboratory, material holding chamber is divided into several material stock chambers, institute by material baffle
The material stock bottom of chamber portion stated is equipped with a deflector being obliquely installed, the upper end of the deflector and material holding chamber side wall phase
Even, the lower end of the deflector is equipped with interval with another side wall of material stock chamber and forms stream material mouth.
In quantifying concrete mixer in above-mentioned laboratory, agitating paddle, the agitating paddle are additionally provided on agitating shaft
It is arranged in mixing chamber, the agitating paddle is reversed to side, and torsional direction is identical.
In quantifying concrete mixer in above-mentioned laboratory, ejecting mechanism includes piston rod, and the piston rod plugs
In quantitation tube, the one end of the piston rod far from the second outlet valve is provided with linear actuator, is set on the piston rod
Water hole is equipped with, linear actuator is fixedly installed on a mounting board, and the quantitation tube is set close to one end of linear actuator
There are dosing assemblies.
In quantifying concrete mixer in above-mentioned laboratory, dosing assemblies include fixed plate, and the fixed plate is fixed
It is connected on quantitation tube, straight is provided in the fixed plate, the installing plate slidable connection is in straight
In.
In quantifying concrete mixer in above-mentioned laboratory, dosing assemblies further include the limit being fixedly mounted on quantitation tube
Position plate, is equipped with gag lever post in the limiting plate, the gag lever post is connected through a screw thread with limiting plate, the gag lever post
On be provided with stop nut.
Compared with prior art, the utility model has the advantage of：
1. quantitation tube quantitatively controls concrete to export, it is ensured that in multigroup contrast test, amount of concrete is identical.
2. quantitation tube adjustable volume exports a variety of volume concretes, it is ensured that volume of concrete is accurate for the experimental data of variable
Really.
3. blending bucket component can be cleaned after piston rod release, realize the continuity of batch mixing, make experiment more compact,
Less outer bound variable interference.
4. material stock chamber is rotated with agitating shaft, the raw material rotation in each material stock chamber is fallen, and is realized uniformly premixing, is accelerated to stir
Mix speed.
Description of the drawings
Fig. 1 is structure diagram provided by the utility model.
Fig. 2 is vertical view provided by the utility model.
Fig. 3 is hopper body construction schematic diagram provided by the utility model.
Fig. 4 is material stock cavity configuration schematic diagram provided by the utility model.
In figure, blending bucket component 1, the first outlet valve 11, hopper ontology 12, blanking sieve plate 13, blanking groove 131, first axle
Hole 132, stirring propulsive mechanism 2, quantitation tube 3, the second outlet valve 31, discharge outlet 32, ejecting mechanism 4, piston rod 41, linear drives
Device 42, agitating shaft 5, rotating driver 51, shaking assembly 52, material baffle 53, material stock chamber 54, deflector 55, stirs installing plate 43
Mix paddle 56, dosing assemblies 6, fixed plate 61, straight 62, limiting plate 63, gag lever post 64, material holding chamber a, supporting rack a1, batch mixing
Room b.
Specific embodiment
As shown in Figs. 1-2, a kind of laboratory quantifies concrete mixer, including blending bucket component 1, in blending bucket component 1
Stirring propulsive mechanism 2 is provided with, 1 lower section of blending bucket component is provided with the first outlet valve 11, first outlet valve
11 are connected with quantitation tube 3, and described 3 one end of quantitation tube is connected with ejecting mechanism 4, and the other end is connected with the second outlet valve 31, institute
3 bottom of quantitation tube stated is provided with discharge outlet 32.
In each concrete material input blending bucket component 1,2 Stirring of propulsive mechanism is stirred, quickly mixes each concrete
Component.After concrete completes stirring, the first outlet valve 11 is opened, and stirring propulsion assembly 2 inverts, and concrete is released blending bucket
Into quantitation tube 3, after quantitation tube 3 is loaded completely, quantitation tube 3, the volume of quantitation tube 3 are released by ejecting mechanism 4 for component 1
Constant, the volume for the concrete released every time is equal.
When the concrete for needing replacing different components, ejecting mechanism 4 is released, and flow is poured into blending bucket component 1, clearly
Blending bucket component 1 is washed, enters quantitation tube from the first outlet valve 11, opens simultaneously discharge outlet 32, the discharge of the sewage in-line arrangement mouth of a river 32 is fixed
Graduated cylinder 1.
Preferably, as shown in Fig. 1,3 and 4, blending bucket component 1 includes hopper ontology 12, is set in the hopper ontology 12
Blanking sieve plate 13 is equipped with, the blanking sieve plate 13 is fixedly connected on hopper ontology 12, and the blanking sieve plate 13 is by hopper
Ontology 12 is divided into material holding chamber a and mixing chamber b.
Each component concrete raw material is stored in advance in material holding chamber a, raw material and concrete separating dry space from moist space, material holding chamber a
In concrete raw material slowly enter in mixing chamber, while to enter mixing chamber b in concrete raw material be stirred, keep away
Exempting from raw material moment of the same race largely enters mixing chamber b, can reduce concrete mixing time, makes concrete stirring more uniform.
Preferably, stirring propulsive mechanism 2 includes agitating shaft 5, is evenly arranged under several on the blanking sieve plate 13
Hopper 131, the blanking sieve plate 13 are provided centrally with the first axis hole 132, agitating shaft are equipped in first axis hole 132
5, it is provided with bearing between first axis hole 132 and agitating shaft 5.The one end of agitating shaft 5 far from mixing chamber b is connected with rotation
Turn driver 51, be provided with supporting rack a1 at the top of the material holding chamber a, the rotating driver 51 is fixedly mounted on support
On frame a1, the rotating driver 51 is also associated with shaking assembly 52.During blanking is stirred, shaking assembly 52 shakes
Blending bucket component 1 avoids concrete raw material clamping stagnation in blanking groove 131, hinders blanking, causes blanking uneven, influence to mix
Solidifying soil mixing.
Preferably, if as shown in figure 4, being provided with dry plate material baffle 53 in material holding chamber a, the material baffle 53 is with agitating shaft
5 axis radially distributes, and 53 side of material baffle is fixedly connected on agitating shaft 5, and opposite side is resisted against hopper sheet
On the madial wall of body 12.Material holding chamber a is divided into several material stock chambers 54 by material baffle 53, and 54 bottom of material stock chamber is equipped with one
The deflector 55 being obliquely installed, the upper end of the deflector 55 are connected with a side wall of material holding chamber a, the deflector 55
Another side wall of lower end and material stock chamber is equipped with interval and forms stream material mouth.
Each concrete raw material is placed in advance in each material stock chamber 54, and stream material mouth and the blanking groove 131 of material stock chamber 54 are staggered, coagulation
Native raw material are trapped in material stock chamber 54, when agitating shaft rotates, the stream material mouth of material stock chamber 54 successively from different blanking grooves 131
Discontinuity communicates, and concrete raw material is equably fallen on down in mixing chamber b so that mixing speed is accelerated, and concrete is more uniformly distributed.
Preferably, agitating paddle 56 is additionally provided on agitating shaft 5, the agitating paddle 56 is arranged in mixing chamber b, described
Agitating paddle 56 reversed to side, and torsional direction is identical.Agitating shaft 5 increases direction to agitating paddle 56 and rotates, close to agitating paddle
56 concrete rises, and the concrete far from agitating paddle 56 declines, and realizes the stirring of circulating type three-dimensional so that stirring is more quick.
Agitating shaft 5 reduces direction to agitating paddle 56 and rotates, and concrete receives agitating paddle 56 and is pressed down against power, and concrete is pushed to quantitation tube 3.
Further, ejecting mechanism 4 includes piston rod 41, and the piston rod 41 is plugged in quantitation tube 3, the work
The one end of stopper rod 41 far from the second outlet valve 31 is provided with linear actuator 42, and water hole is provided on the piston rod 41
44, linear actuator 42 is fixed on installing plate 43, and when the cleaning operation for carrying out blending bucket component 1, piston rod 41 pushes away
Go out, the first outlet valve 11 is connected by water hole 44 with discharge outlet 32.
Preferably, quantitation tube 3 is provided with dosing assemblies 6 close to one end of linear actuator 42.Dosing assemblies 6 include solid
Fixed board 61, the fixed plate 61 are fixedly connected on quantitation tube 3, and straight 62 is provided in the fixed plate, described
43 slidable connection of installing plate in straight 62.Dosing assemblies 6 further include the limiting being fixedly mounted on quantitation tube 3
Plate 63 is equipped with gag lever post 64 in the limiting plate 63, and the gag lever post 64 is connected through a screw thread with limiting plate 63, described
Gag lever post 64 on be provided with stop nut.
Rotary spacing bar 64 so that installing plate 43 does the linear motion closer or far from quantitation tube 3 along straight 62, i.e.,
The initial position in quantitation tube 3 of regulating piston bar 41, the volume of adjustment quantitative cylinder 3 fasten stop nut, prevent gag lever post 64
It is mobile, influence the volume of quantitation tube 3.
The basic principle of the utility model：
In each concrete material input blending bucket component 1,2 Stirring of propulsive mechanism is stirred, quickly mixes each concrete
Component.After concrete completes stirring, the first outlet valve 11 is opened, and stirring propulsion assembly 2 inverts, and concrete is released blending bucket
Into quantitation tube 3, after quantitation tube 3 is loaded completely, quantitation tube 3, the volume of quantitation tube 3 are released by ejecting mechanism 4 for component 1
Constant, the volume for the concrete released every time is equal.
When the concrete for needing replacing different components, ejecting mechanism 4 is released, and flow is poured into blending bucket component 1, clearly
Blending bucket component 1 is washed, enters quantitation tube from the first outlet valve 11, opens simultaneously discharge outlet 32, the discharge of the sewage in-line arrangement mouth of a river 32 is fixed
Graduated cylinder 1.
Each concrete raw material is placed in advance in each material stock chamber 54, and stream material mouth and the blanking groove 131 of material stock chamber 54 are staggered, coagulation
Native raw material are trapped in material stock chamber 54, when agitating shaft rotates, the stream material mouth of material stock chamber 54 successively from different blanking grooves 131
Discontinuity communicates, and concrete raw material is equably fallen on down in mixing chamber b so that mixing speed is accelerated, and concrete is more uniformly distributed.
Rotary spacing bar 64 so that installing plate 43 does the linear motion closer or far from quantitation tube 3 along straight 62, i.e.,
The initial position in quantitation tube 3 of regulating piston bar 41, the volume of adjustment quantitative cylinder 3 fasten stop nut, prevent gag lever post 64
It is mobile, influence the volume of quantitation tube 3.
The utility model has the advantage of：
1. quantitation tube quantitatively controls concrete to export, it is ensured that in multigroup contrast test, amount of concrete is identical.
2. quantitation tube adjustable volume exports a variety of volume concretes, it is ensured that volume of concrete is accurate for the experimental data of variable
Really.
3. blending bucket component can be cleaned after piston rod release, realize the continuity of batch mixing, make experiment more compact,
Less outer bound variable interference.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Described specific embodiment can be done various modifications or additions or using similar by belonging to those skilled in the art
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although be used more herein blending bucket component 1, the first outlet valve 11, hopper ontology 12, blanking sieve plate 13, under
Hopper 131, stirring propulsive mechanism 2, quantitation tube 3, the second outlet valve 31, discharge outlet 32, ejecting mechanism 4, is lived at first axis hole 132
Stopper rod 41, linear actuator 42, installing plate 43, agitating shaft 5, rotating driver 51, shaking assembly 52, material baffle 53, material stock chamber
54th, deflector 55, agitating paddle 56, dosing assemblies 6, fixed plate 61, straight 62, limiting plate 63, gag lever post 64, material holding chamber a,
The terms such as supporting rack a1, mixing chamber b, but it does not preclude the possibility of using other terms.The use of these items is only for
The essence of the utility model is more easily described and explained, being construed as any one of the additional limitations is all and this practicality
What novel spirit was disagreed.
Claims (10)
1. a kind of laboratory quantifies concrete mixer, including blending bucket component (1), which is characterized in that the blending bucket group
Stirring propulsive mechanism (2) is provided in part (1), the first outlet valve (11) is provided with below the blending bucket component (1), it is described
The first outlet valve (11) be connected with quantitation tube (3), the quantitation tube (3) one end is connected with ejecting mechanism (4), and the other end connects
The second outlet valve (31) is connected to, the quantitation tube (3) bottom is provided with discharge outlet (32).
2. laboratory according to claim 1 quantifies concrete mixer, which is characterized in that the blending bucket component
(1) including hopper ontology (12), blanking sieve plate (13), the blanking sieve plate (13) are provided in the hopper ontology (12)
It is fixedly connected on hopper ontology (12), hopper ontology (12) is divided into material holding chamber by the blanking sieve plate (13)
(a) and mixing chamber (b).
3. laboratory according to claim 2 quantifies concrete mixer, which is characterized in that the stirring propulsive mechanism
(2) including agitating shaft (5), several blanking grooves (131), the lower material screen are evenly arranged on the blanking sieve plate (13)
Plate (13) is provided centrally with the first axis hole (132), is equipped with agitating shaft (5) in first axis hole (132), and described first
Bearing is provided between axis hole (132) and agitating shaft (5).
4. laboratory according to claim 3 quantifies concrete mixer, which is characterized in that the agitating shaft (5) is remote
One end from mixing chamber (b) is connected with rotating driver (51), and supporting rack (a1), institute are provided at the top of the material holding chamber (a)
The rotating driver (51) stated is fixedly mounted on supporting rack (a1), and the rotating driver (51) is also associated with shaking assembly
(52)。
5. laboratory according to claim 4 quantifies concrete mixer, which is characterized in that in the material holding chamber (a)
If being provided with dry plate material baffle (53), the material baffle (53) is radially distributed with the axis of agitating shaft (5), it is described every
Flitch (53) side is fixedly connected on agitating shaft (5), and opposite side is resisted against on the madial wall of hopper ontology (12).
6. laboratory according to claim 5 quantifies concrete mixer, which is characterized in that the material baffle (53) will
Material holding chamber (a) is divided into several material stock chambers (54), and described material stock chamber (54) bottom is equipped with a deflector being obliquely installed
(55), the upper end of the deflector (55) is connected with material holding chamber (a) side wall, and the lower end of the deflector (55) is with depositing
Expect that another side wall of chamber is equipped with interval and forms stream material mouth.
7. laboratory according to claim 6 quantifies concrete mixer, which is characterized in that on the agitating shaft (5)
Agitating paddle (56) is additionally provided with, the agitating paddle (56) is arranged in mixing chamber (b), and the agitating paddle (56) is turned round to side
Turn, and torsional direction is identical.
8. laboratory according to claim 1 quantifies concrete mixer, which is characterized in that the ejecting mechanism (4)
Including piston rod (41), the piston rod (41) is plugged in quantitation tube (3), and the piston rod (41) is far from the second discharging
One end of valve (31) is provided with linear actuator (42), and water hole (44), linear drives are provided on the piston rod (41)
Device (42) is fixed on installing plate (43), and it is fixed that the quantitation tube (3) is provided with close to one end of linear actuator (42)
Measure component (6).
9. laboratory according to claim 8 quantifies concrete mixer, which is characterized in that the dosing assemblies (6)
Including fixed plate (61), the fixed plate (61) is fixedly connected on quantitation tube (3), and straight line is provided in the fixed plate
Sliding slot (62), the installing plate (43) slidable connection is in straight (62).
10. laboratory according to claim 9 quantifies concrete mixer, which is characterized in that the dosing assemblies (6)
The limiting plate (63) being fixedly mounted on quantitation tube (3) is further included, gag lever post (64), institute are equipped in the limiting plate (63)
The gag lever post (64) stated is connected through a screw thread with limiting plate (63), and the gag lever post is provided with stop nut on (64).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721719917.2U CN207578711U (en) | 2017-12-11 | 2017-12-11 | Laboratory quantifies concrete mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721719917.2U CN207578711U (en) | 2017-12-11 | 2017-12-11 | Laboratory quantifies concrete mixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207578711U true CN207578711U (en) | 2018-07-06 |
Family
ID=62736907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721719917.2U Expired - Fee Related CN207578711U (en) | 2017-12-11 | 2017-12-11 | Laboratory quantifies concrete mixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207578711U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109019813A (en) * | 2018-09-03 | 2018-12-18 | 宣尧杭 | A kind of feeding device of powdered granule object |
| CN109012249A (en) * | 2018-09-03 | 2018-12-18 | 宣尧杭 | A kind of dosing device of anti-powdered granule object ramming material |
| CN111941638A (en) * | 2020-09-10 | 2020-11-17 | 谢秋玲 | Method for making bricks by smelting wastes |
| CN113043453A (en) * | 2021-05-13 | 2021-06-29 | 王坚 | Building mortar mixing arrangement |
-
2017
- 2017-12-11 CN CN201721719917.2U patent/CN207578711U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109019813A (en) * | 2018-09-03 | 2018-12-18 | 宣尧杭 | A kind of feeding device of powdered granule object |
| CN109012249A (en) * | 2018-09-03 | 2018-12-18 | 宣尧杭 | A kind of dosing device of anti-powdered granule object ramming material |
| CN111941638A (en) * | 2020-09-10 | 2020-11-17 | 谢秋玲 | Method for making bricks by smelting wastes |
| CN113043453A (en) * | 2021-05-13 | 2021-06-29 | 王坚 | Building mortar mixing arrangement |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180706 |
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| CF01 | Termination of patent right due to non-payment of annual fee |