CN112229690A - Manufacturing equipment of standard soil sample for measuring dry density of soil for highway subgrade - Google Patents
Manufacturing equipment of standard soil sample for measuring dry density of soil for highway subgrade Download PDFInfo
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- CN112229690A CN112229690A CN202011091954.XA CN202011091954A CN112229690A CN 112229690 A CN112229690 A CN 112229690A CN 202011091954 A CN202011091954 A CN 202011091954A CN 112229690 A CN112229690 A CN 112229690A
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- 239000002689 soil Substances 0.000 title claims abstract description 101
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 25
- 238000003756 stirring Methods 0.000 claims abstract description 123
- 238000007599 discharging Methods 0.000 claims abstract description 55
- 238000001035 drying Methods 0.000 claims abstract description 26
- 238000001914 filtration Methods 0.000 claims abstract description 16
- 238000001739 density measurement Methods 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000012545 processing Methods 0.000 abstract description 11
- 238000013461 design Methods 0.000 abstract description 5
- 238000002156 mixing Methods 0.000 description 9
- 238000010276 construction Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 3
- 238000005056 compaction Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007605 air drying Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a manufacturing device of a standard soil sample for measuring the dry density of soil for a highway subgrade, which comprises a filtering and conveying component, wherein the filtering and conveying component comprises a filtering plate, a conveying shaft is arranged below the filtering plate, a third discharging pipe is arranged below one end of the conveying shaft, a soil drying box is arranged below the third discharging pipe, a dry stirring component is arranged on one side of the soil drying box, the dry stirring component comprises a first stirring shaft, stirring rods which are distributed in an array rotating mode are arranged on the first stirring shaft, a discharging rod is arranged below the first stirring shaft, a wet stirring component is arranged on one side of the dry stirring component, the wet stirring component comprises a second stirring barrel, and a second stirring shaft is arranged in the second stirring barrel. The standard soil sample manufacturing equipment adopts the design of automatically processing the soil sample, reduces the manual operation link, improves the accuracy of soil sample processing, greatly shortens the soil sample processing time, and ensures that the manufactured standard soil sample is uniform and stable in quality.
Description
Technical Field
The invention relates to the technical field of highway engineering measuring instruments, in particular to a manufacturing device of a standard soil sample for measuring the dry density of soil for a highway subgrade.
Background
With the increasing development and technical progress of highway engineering construction, the technical requirements on highway engineering measuring instruments, in particular to standard soil sample measuring instruments for measuring the dry density (volume weight) of soil for a roadbed are higher and higher. In the known technology, the existing instrument for determining a standard soil sample for determining dry density (volume weight) of soil for a roadbed in highway engineering is mainly based on a soil drying box, a soil crushing machine, a sprayer, a soil stirring machine, an electric compaction machine and the like adopted in the highway soil engineering test regulation (JTGE40-2007), but is limited by the structure, the overall structure design is unreasonable, and the used soil sample determining instruments are arranged dispersedly, so that the operation is complicated and clumsy, labor and time are wasted, when in actual determination, the soil sample is collected and sealed on site, then sent to a determining room for natural airing and air drying, generally 6-10 days are needed, and once the time is longer in rainy days; after the soil sample is dried in the air, the soil sample is rolled and crushed by a heavy object manually and then is sieved, and the process is repeated for many times; after the screened soil sample is humidified by a sprayer, the soil sample is put into a soil stirring barrel for stirring, all the operations are manual operations, the stirring uniformity and the stirring quality of the standard soil sample are influenced by human factors, some soil samples are difficult to meet the measurement standard requirement of the dry density of the road soil, and the practical application is also inconvenient. In view of the situation, a manufacturing device of a standard soil sample for measuring the dry density of the soil for the highway subgrade is provided.
Disclosure of Invention
The invention aims to provide manufacturing equipment of a standard soil sample for measuring the dry density of soil for a highway subgrade, which aims to overcome the defects of the prior art and solve the problems that the conventional standard soil sample instrument for measuring the dry density of the soil for the subgrade in the highway engineering is unreasonable in integral structural design, complicated to operate and can not meet the standard requirement of the measurement of the dry density of the soil for the highway engineering subgrade. The standard soil sample manufacturing equipment has reliable structure and practical function, adopts the design of automatically processing the soil sample, reduces the manual operation link, improves the accuracy of the soil sample processing, greatly shortens the soil sample processing time, has simple operation, time and labor saving, uniform manufactured standard soil sample and stable quality, and can meet the standard requirement of measuring the dry density of the road soil.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides a highway road bed is with manufacturing equipment of standard soil sample for density measurement futilely, the manufacturing equipment of standard soil sample is including filtering conveying components, filtering conveying components includes the filter, the filter has the transport axle, carry axle one end to have the third discharging pipe, the third discharging pipe has soil stoving case, soil stoving case includes the stoving frame, stoving frame both sides all are equipped with the heating rod, soil stoving case one side is equipped with futilely stirs the subassembly, do to stir the subassembly and include first (mixing) shaft, be equipped with array rotation distribution's puddler on the first (mixing) shaft, first (mixing) shaft below is equipped with the discharge pole, do and stir subassembly one side and be equipped with wet stirring subassembly, wet stirring subassembly includes the second agitator, be equipped with the second (mixing) shaft in the second agitator.
Further, filter conveying subassembly includes first braced frame, it has the pan feeding case to be individual in the first braced frame, be equipped with V type kerve and array distribution's first support horizontal pole in the pan feeding case, be equipped with the filter jointly on the first support horizontal pole, be equipped with the filtration pore in the filter, first braced frame has the first support post of array distribution, pan feeding case one end is equipped with first discharging pipe, first discharging pipe one end is equipped with array distribution's second discharging pipe, the second discharging pipe passes through axial distribution's fastener fixed connection with first discharging pipe, array distribution's second discharging pipe also passes through axial distribution's fastener fixed connection, be equipped with the third discharging pipe on a set of second discharging pipe, be equipped with the transport axle in the second discharging pipe, carry epaxial helical blade that is equipped with, carry axle one end and be equipped with first motor, first motor drives and carries the axle rotation pay-off.
Further, soil stoving case includes the dustcoat, and the dustcoat is fixed on the stoving frame, is equipped with the leak protection ring on the dustcoat, is equipped with the first spliced pole that the mirror image distributes in the stoving frame, is equipped with the pan feeding mouth on the first spliced pole, still is equipped with second spliced pole and third spliced pole in the stoving frame, and stoving frame both sides all are equipped with the heating rod, are equipped with the swash plate under second spliced pole and the third spliced pole jointly, and swash plate one end is equipped with the baffle.
Further, the dry stirring assembly comprises a first stirring barrel, a second supporting column in array distribution is arranged below the first stirring barrel, a first stirring shaft is arranged in the first stirring barrel, first bearing seats are arranged at two ends of the first stirring shaft and fixed at two ends of the first stirring barrel, a second motor is further arranged at one end of the first stirring shaft, stirring rods in array rotation distribution are arranged on the first stirring shaft, a first connecting plate is arranged at one end of each stirring rod, a first stirring blade is arranged on the first connecting plate and fixedly connected with the first connecting plate through fasteners in array distribution, a second connecting plate in array distribution is arranged at the other end of each stirring rod, and the second connecting plate is locked through a first screw in array distribution, so that the second connecting plate is fixed on the first stirring shaft.
Furthermore, the discharging rod is provided with connecting rods distributed in an array mode, one end of each connecting rod is provided with a discharging plate, the discharging rod is provided with second bearing seats distributed in an array mode, the second bearing seats are fixed at two ends of a stirring barrel, and one end of each discharging rod is provided with a third motor.
Further, a fourth discharging pipe is arranged below the second stirring barrel, third support columns which are axially distributed are arranged on the periphery of the second stirring barrel, a cover plate is arranged on the second stirring barrel, a motor mounting plate is arranged on the cover plate, a turning plate is arranged on one side of the cover plate, the cover plate is connected with the turning plate through hinges which are distributed in an array mode, and a handle and a water inlet pipe are arranged on the turning plate.
Furthermore, the second stirring shaft is provided with stirring wheels distributed in an array manner, the stirring wheels are provided with second stirring blades distributed axially, one end of the second stirring shaft is provided with a fixed seat, a second screw rod distributed axially fixes the fixed seat on the motor mounting plate, the fixed seat is provided with a fourth motor, and the fourth motor is connected with the second stirring shaft through a coupler.
The invention has the beneficial effects that:
1. the automatic soil sample processing device is reliable in structure and practical in function, adopts the design of automatically processing the soil sample, reduces manual operation links, improves the accuracy of soil sample processing, and greatly shortens the time of soil sample processing;
2. the method is simple to operate, time-saving and labor-saving, and the prepared standard soil sample is uniform and stable in quality and can meet the standard requirement for measuring the dry density of road soil.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural diagram of a standard soil sample manufacturing device according to the present invention;
FIG. 2 is a schematic view of a part of the construction of a standard soil sample manufacturing apparatus according to the present invention;
FIG. 3 is a schematic view showing a part of the construction of a standard soil sample manufacturing apparatus according to the present invention;
FIG. 4 is a schematic view showing a part of the construction of a standard soil sample manufacturing apparatus according to the present invention;
FIG. 5 is a schematic view showing a part of the construction of a standard soil sample manufacturing apparatus according to the present invention;
FIG. 6 is a schematic view showing a part of the construction of a standard soil sample manufacturing apparatus according to the present invention;
FIG. 7 is a schematic view showing a part of the construction of a standard soil sample manufacturing apparatus according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
A standard soil sample manufacturing device for measuring the dry density of soil for highway subgrade comprises a filtering and conveying assembly 1, as shown in fig. 1-7, the filtering and conveying assembly 1 includes a filter plate 13, a conveying shaft 16 is arranged below the filter plate 13, a third discharging pipe 153 is arranged below one end of the conveying shaft 16, a soil drying box 2 is arranged below the third discharging pipe 153, the soil drying box 2 includes a drying frame 22, heating rods 23 are arranged on two sides of the drying frame 22, a dry stirring assembly 3 is arranged on one side of the soil drying box 2, the dry stirring assembly 3 includes a first stirring shaft 32, a stirring rod 35 with array rotation distribution is arranged on the first stirring shaft 32, a discharging rod 36 is arranged below the first stirring shaft 32, a wet stirring assembly 4 is arranged on one side of the dry stirring assembly 3, the wet stirring assembly 4 includes a second stirring barrel 41, and a second stirring shaft 46 is arranged in the second stirring barrel 41.
The filtering and conveying assembly 1 comprises a first supporting frame 11, as shown in fig. 2, a feeding box 12 is arranged in the first supporting frame 11, a V-shaped bottom groove 121 and first supporting cross rods 122 distributed in an array are arranged in the feeding box 12, a filter plate 13 is jointly arranged on the first supporting cross rods 122, filter holes 131 are arranged in the filter plate 13, first supporting pillars 14 distributed in an array are arranged below the first supporting frame 11, a first discharging pipe 123 is arranged at one end of the feeding box 12, second discharging pipes 15 distributed in an array are arranged at one end of the first discharging pipe 123, the second discharging pipes 15 are fixedly connected with the first discharging pipes 123 through axially distributed fasteners, the second discharging pipes 15 distributed in an array are also fixedly connected through axially distributed fasteners, a third discharging pipe 153 is arranged on a group of the second discharging pipes 15, a conveying shaft 16 is arranged in the second discharging pipe 15, a spiral blade 161 is arranged on the conveying shaft 16, a first motor 17 is arranged at one end of the conveying, the first motor 17 drives the conveying shaft 16 to rotate for feeding.
The dry blending assembly 3 includes a first blending barrel 31, as shown in figures 1 and 4, as shown in fig. 5, second support columns 311 distributed in an array are arranged below the first stirring barrel 31, a first stirring shaft 32 is arranged in the first stirring barrel 31, first bearing seats 33 are arranged at both ends of the first stirring shaft 32, the first bearing seats 33 are fixed at both ends of the first stirring barrel 31, a second motor 34 is further arranged at one end of the first stirring shaft 32, stirring rods 35 distributed in an array rotation manner are arranged on the first stirring shaft 32, first connection plates 352 are arranged at one ends of the stirring rods 35, first stirring blades 351 are arranged on the first connection plates 352, the first stirring blades 351 are fixedly connected with the first connection plates 352 through fasteners distributed in an array, second connection plates 353 distributed in an array are arranged at the other ends of the stirring rods 35, and the second connection plates 353 are locked by first screws 354 distributed in an array, so that the second connection plates 353 are fixed on the first stirring shaft 32;
the discharging rod 36 is provided with connecting rods 361 distributed in an array manner, one ends of the connecting rods 361 are provided with a discharging plate 362, the discharging rod 36 is provided with second bearing seats 37 distributed in an array manner, the second bearing seats 37 are fixed at two ends of a stirring barrel 31, and one end of the discharging rod 36 is provided with a third motor 38.
A fourth discharge pipe 411 is arranged below the second mixing tank 41, as shown in fig. 1, 6 and 7, third support columns 42 are axially arranged around the second mixing tank 41, a cover plate 43 is arranged on the second mixing tank 41, a motor mounting plate 431 is arranged on the cover plate 43, a turning plate 44 is arranged on one side of the cover plate 43, the cover plate 43 and the turning plate 44 are connected through hinges 45 distributed in an array, and a handle 441 and a water inlet pipe 442 are arranged on the turning plate 44;
the second stirring shaft 46 is provided with stirring wheels 461 in array distribution, the stirring wheels 461 are provided with second stirring blades 462 in axial distribution, one end of the second stirring shaft 46 is provided with a fixed seat 47, second screws 471 in axial distribution fix the fixed seat 47 on the motor mounting plate 431, the fixed seat 47 is provided with a fourth motor 48, and the fourth motor 48 is connected with the second stirring shaft 46 through a coupler 472.
When the soil sample drying device is used, a soil sample is guided onto the filter plate 13, impurities are filtered through the filter holes 131, the first motor 17 drives the conveying shaft 16 to rotate to convey the soil sample into the soil drying box 2, the soil sample enters the inclined plate 24 through the feeding port 222, the heating rod 23 is used for drying, after drying is completed, the baffle 25 is opened, the soil sample enters the first stirring barrel 31, the second motor 34 drives the first stirring shaft 32 to rotate and stir, after stirring is completed, the third motor 38 drives the discharging rod 36 to rotate to open the discharging plate 362 for discharging, the soil sample after stirring is manually rechecked, whether the soil sample is not uniformly stirred is observed, after no deviation is observed, the turning plate 44 is opened to pour the soil sample into the second stirring barrel 41, the fourth motor 48 drives the second stirring shaft 46 to rotate and stir, humidification is performed through the water inlet pipe 442, after discharging is completed, the material is manually taken out, compaction processing is performed, and then a standard soil sample for dry density, and (5) preparing the standard soil sample into a surface after the standard soil sample is qualified through inspection, and then sending the surface into the next measuring instrument.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (7)
1. A standard soil sample manufacturing device for measuring the dry density of soil for a highway subgrade comprises a filtering and conveying assembly (1) and is characterized in that the filtering and conveying assembly (1) comprises a filter plate (13), a conveying shaft (16) is arranged below the filter plate (13), a third discharging pipe (153) is arranged below one end of the conveying shaft (16), a soil drying box (2) is arranged below the third discharging pipe (153), the soil drying box (2) comprises a drying frame (22), heating rods (23) are arranged on two sides of the drying frame (22), a dry stirring assembly (3) is arranged on one side of the soil drying box (2), the dry stirring assembly (3) comprises a first stirring shaft (32), stirring rods (35) which are distributed in an array rotating mode are arranged on the first stirring shaft (32), a discharging rod (36) is arranged below the first stirring shaft (32), a wet stirring assembly (4) is arranged on one side of the dry stirring assembly (3), the wet stirring assembly (4) comprises a second stirring barrel (41), and a second stirring shaft (46) is arranged in the second stirring barrel (41).
2. The manufacturing equipment of the standard soil sample for the dry density measurement of the soil for the highway subgrade according to the claim 1 is characterized in that the filtering and conveying assembly (1) comprises a first supporting frame (11), a feeding box (12) is arranged in the first supporting frame (11), a V-shaped bottom groove (121) and first supporting cross rods (122) distributed in an array are arranged in the feeding box (12), a filtering plate (13) is jointly arranged on the first supporting cross rods (122), filtering holes (131) are arranged in the filtering plate (13), first supporting columns (14) distributed in an array are arranged below the first supporting frame (11), a first discharging pipe (123) is arranged at one end of the feeding box (12), a second discharging pipe (15) distributed in an array is arranged at one end of the first discharging pipe (123), and the second discharging pipe (15) is fixedly connected with the first discharging pipe (123) through an axially distributed fastener, the second discharging pipes (15) distributed in an array are also fixedly connected through fasteners distributed in the axial direction, a third discharging pipe (153) is arranged on one group of second discharging pipes (15), a conveying shaft (16) is arranged in the second discharging pipes (15), spiral blades (161) are arranged on the conveying shaft (16), a first motor (17) is arranged at one end of the conveying shaft (16), and the first motor (17) drives the conveying shaft (16) to rotate for feeding.
3. The manufacturing equipment of the standard soil sample for the dry density measurement of the soil for the highway subgrade according to the claim 1, wherein the soil drying box (2) comprises an outer cover (21), the outer cover (21) is fixed on a drying frame (22), a leakage-proof ring (211) is arranged on the outer cover (21), first connecting columns (221) which are distributed in a mirror image mode are arranged in the drying frame (22), a feeding port (2222) is arranged on the first connecting columns (221), a second connecting column (223) and a third connecting column (224) are further arranged in the drying frame (22), heating rods (23) are arranged on two sides of the drying frame (22), an inclined plate (24) is jointly arranged below the second connecting column (223) and the third connecting column (224), and a baffle (25) is arranged at one end of the inclined plate (24).
4. The manufacturing equipment of the standard soil sample for the density measurement of the soil trunk for the highway subgrade according to the claim 1, wherein the dry stirring component (3) comprises a first stirring barrel (31), second supporting columns (311) distributed in an array manner are arranged below the first stirring barrel (31), a first stirring shaft (32) is arranged in the first stirring barrel (31), first bearing seats (33) are arranged at two ends of the first stirring shaft (32), the first bearing seats (33) are fixed at two ends of the first stirring barrel (31), a second motor (34) is further arranged at one end of the first stirring shaft (32), stirring rods (35) distributed in an array manner in a rotating manner are arranged on the first stirring shaft (32), a first connecting plate (352) is arranged at one end of each stirring rod (35), a first stirring blade (351) is arranged on the first connecting plate (352), and the first stirring blade (351) is fixedly connected with the first connecting plate (352) through fasteners distributed in an array manner, the other end of the stirring rod (35) is provided with second connecting plates (353) distributed in an array, and the second connecting plates (353) are locked through first screws (354) distributed in an array, so that the second connecting plates (353) are fixed on the first stirring shaft (32).
5. The manufacturing equipment of the standard soil sample for the dry density measurement of the soil for the highway subgrade according to the claim 1, characterized in that the discharging rod (36) is provided with connecting rods (361) distributed in an array, one end of the connecting rods (361) is provided with the discharging plate (362), the discharging rod (36) is provided with second bearing seats (37) distributed in an array, the second bearing seats (37) are fixed at two ends of a stirring barrel (31), and one end of the discharging rod (36) is provided with the third motor (38).
6. The manufacturing equipment of the standard soil sample for the dry density measurement of the soil for the highway subgrade as claimed in claim 1, wherein a fourth discharge pipe (411) is arranged below the second stirring barrel (41), third support columns (42) which are axially distributed are arranged around the second stirring barrel (41), a cover plate (43) is arranged on the second stirring barrel (41), a motor mounting plate (431) is arranged on the cover plate (43), a turning plate (44) is arranged on one side of the cover plate (43), the cover plate (43) and the turning plate (44) are connected through hinges (45) which are distributed in an array manner, and a handle (441) and a water inlet pipe (442) are arranged on the turning plate (44).
7. The manufacturing equipment of the standard soil sample for the density measurement of the soil dryness for the highway subgrade as claimed in claim 1, wherein the second stirring shaft (46) is provided with stirring wheels (461) distributed in an array manner, the stirring wheels (461) are respectively provided with second stirring blades (462) distributed axially, one end of the second stirring shaft (46) is provided with a fixed seat (47), the fixed seat (47) is fixed on a motor mounting plate (431) through second screws (471) distributed axially, the fixed seat (47) is provided with a fourth motor (48), and the fourth motor (48) is connected with the second stirring shaft (46) through a coupler (472).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011091954.XA CN112229690A (en) | 2020-10-13 | 2020-10-13 | Manufacturing equipment of standard soil sample for measuring dry density of soil for highway subgrade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011091954.XA CN112229690A (en) | 2020-10-13 | 2020-10-13 | Manufacturing equipment of standard soil sample for measuring dry density of soil for highway subgrade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112229690A true CN112229690A (en) | 2021-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011091954.XA Pending CN112229690A (en) | 2020-10-13 | 2020-10-13 | Manufacturing equipment of standard soil sample for measuring dry density of soil for highway subgrade |
Country Status (1)
| Country | Link |
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| CN (1) | CN112229690A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004257023A (en) * | 2003-02-24 | 2004-09-16 | Nakayama Iron Works Ltd | Soil mixing and conditioning machine |
| CN103831145A (en) * | 2014-03-11 | 2014-06-04 | 西南大学 | Soil sample preparation machine |
| CN209495900U (en) * | 2019-02-21 | 2019-10-15 | 王国芝 | A kind of highway engineering subgrade filling's dry density measurement standard soil sample joint production instrument |
| CN210336405U (en) * | 2019-05-14 | 2020-04-17 | 山东泽宇重工科技有限公司 | Temperature control type concrete stirring device |
| CN111074386A (en) * | 2019-12-19 | 2020-04-28 | 界首市华宇纺织有限公司 | Cotton screening device and method for spinning |
| CN210656881U (en) * | 2019-07-25 | 2020-06-02 | 福建汇盛生物科技有限公司 | Compound microbial preparation fermentation preparation system |
| CN211528395U (en) * | 2019-11-11 | 2020-09-18 | 江西纵横环境监测有限公司 | Auxiliary device convenient to soil detects and uses |
-
2020
- 2020-10-13 CN CN202011091954.XA patent/CN112229690A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004257023A (en) * | 2003-02-24 | 2004-09-16 | Nakayama Iron Works Ltd | Soil mixing and conditioning machine |
| CN103831145A (en) * | 2014-03-11 | 2014-06-04 | 西南大学 | Soil sample preparation machine |
| CN209495900U (en) * | 2019-02-21 | 2019-10-15 | 王国芝 | A kind of highway engineering subgrade filling's dry density measurement standard soil sample joint production instrument |
| CN210336405U (en) * | 2019-05-14 | 2020-04-17 | 山东泽宇重工科技有限公司 | Temperature control type concrete stirring device |
| CN210656881U (en) * | 2019-07-25 | 2020-06-02 | 福建汇盛生物科技有限公司 | Compound microbial preparation fermentation preparation system |
| CN211528395U (en) * | 2019-11-11 | 2020-09-18 | 江西纵横环境监测有限公司 | Auxiliary device convenient to soil detects and uses |
| CN111074386A (en) * | 2019-12-19 | 2020-04-28 | 界首市华宇纺织有限公司 | Cotton screening device and method for spinning |
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