CN213022722U - Device for testing density and water absorption of fine aggregate - Google Patents
Device for testing density and water absorption of fine aggregate Download PDFInfo
- Publication number
- CN213022722U CN213022722U CN202021122530.0U CN202021122530U CN213022722U CN 213022722 U CN213022722 U CN 213022722U CN 202021122530 U CN202021122530 U CN 202021122530U CN 213022722 U CN213022722 U CN 213022722U
- Authority
- CN
- China
- Prior art keywords
- rotate
- support
- stirring rod
- fine aggregate
- charging barrel
- 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.)
- Active
Links
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The application discloses a device for fine aggregate density and water absorption are experimental, include: the stirring device comprises a driving mechanism, a base, a rotary table, a charging barrel, a support, a bracket, a box body and a stirring rod, wherein the driving mechanism and the support are fixed on the base; the driving mechanism drives the turntable to rotate; the rotating disc drives the material barrel to rotate; the turntable drives the support to rotate, and the support drives the stirring rod to rotate; the stirring rod extends into the charging barrel, and the other end of the box body is movably connected with the support; the support is provided with a temperature-adjusting blower, and a blowing port of the temperature-adjusting blower is positioned right above the charging barrel. The device solves the problems that the fine aggregate is turned and stirred manually in the density and water absorption tests of the fine aggregate to evaporate water on the surface of the fine aggregate, the method is simple to operate and is not limited by conditions, but the manual operation mode wastes time and labor, the fine aggregate is easy to lose, the water is not easy to evaporate, and the test error is large.
Description
Technical Field
The application relates to the field of highway engineering design, in particular to a device for testing density and water absorption of fine aggregates.
Background
At present, in the test step of measuring the density and the water absorption of the fine aggregate in the highway engineering aggregate test regulation (JTGE42-2005), the fine aggregate is generally required to be stirred to evaporate the water on the surface of the fine aggregate, and at present, the method generally adopted in the test of the density and the water absorption of the fine aggregate is to stir the fine aggregate manually to evaporate the water on the surface of the aggregate.
To this end, we propose a device for fine aggregate density and water absorption test to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The application provides a device for fine aggregate density and water absorption tests, and solves the problems that the mode usually adopted in the fine aggregate density and water absorption tests is to turn and mix the fine aggregate manually to evaporate water on the surface of the fine aggregate, the method is simple to operate and is not limited by conditions, but the manual operation mode wastes time and labor, the fine aggregate is easy to lose, the water is not easy to evaporate, and the test error is large.
In order to solve the above technical problem, the present application provides a device for fine aggregate density and water absorption test, including: the stirring device comprises a driving mechanism, a base, a rotary table, a charging barrel, a support, a box body and a stirring rod, wherein the driving mechanism and the support are fixed on the base, and one ends of the rotary table and the support are positioned in the base;
the driving mechanism is in transmission connection with the rotary table, so that the driving mechanism drives the rotary table to rotate; the rotating disc is connected with the bottom of the material barrel, so that the rotating disc drives the material barrel to rotate;
the rotating disc is in transmission connection with the support column, so that the rotating disc drives the support column to rotate, and two ends of the box body are in transmission connection with the support column and the stirring rod respectively, so that the support column drives the stirring rod to rotate; the stirring rod is arranged at one end of the box body, the stirring rod extends into the charging barrel, and the other end of the box body is movably connected with the support;
the temperature-adjusting air blower is arranged on the support, and an air blowing opening of the temperature-adjusting air blower is located right above the charging barrel.
Furthermore, a turbine and a clutch are arranged in the rotary disc, an output shaft of the driving mechanism drives the turbine to rotate, and the clutch drives the charging barrel to rotate.
Further, the bottom of puddler is provided with spiral stirring leaf, spiral stirring leaf weld in on the puddler, make the puddler drives when rotatory spiral stirring leaf is rotatory.
Furthermore, one end of the box body is also provided with a scraper, and the scraper extends into the charging barrel and is attached to the inner wall of the charging barrel.
Further, still fixedly on the base be provided with the push rod, the push rod weld in on the base.
Furthermore, the bottom of base is provided with the wheel that rolls, the quantity of wheel that rolls is four.
Compared with the prior art, the device for the fine aggregate density and water absorption rate test comprises a driving mechanism, a base, a rotary table, a charging barrel, a support, a bracket, a box body and a stirring rod, wherein the driving mechanism and the support are fixed on the base, and one end of the rotary table and one end of the support are both positioned in the base; the driving mechanism is in transmission connection with the turntable, so that the driving mechanism can drive the turntable to rotate after being started; the rotating disc is connected with the bottom of the charging barrel, so that the rotating disc can drive the charging barrel to rotate when rotating; the turntable and the support column are in transmission connection through the transmission assembly in the base, so that the turntable can drive the support column to rotate when rotating, two ends of the box body are in transmission connection with the support column and the stirring rod through the transmission assembly respectively, the stirring rod is arranged at one end of the box body and extends into the charging barrel, and the support column drives the transmission assembly to further drive the stirring rod to rotate when rotating; and the bracket is provided with a temperature-adjusting blower, and the blowing port of the temperature-adjusting blower is positioned right above the charging barrel. The temperature-adjusting blower can blow and heat the fine aggregate in the charging barrel, so that the moisture on the surface of the fine aggregate is evaporated more quickly. Therefore, the device is time-saving and labor-saving, the fine aggregate is not easy to lose due to the stirring of the stirring rod in the charging barrel, and the fine aggregate in the charging barrel is blown and heated by the temperature-adjusting blower, so that the moisture on the surface of the fine aggregate is evaporated more quickly, and the test error is smaller.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments are briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without making any inventive changes.
Fig. 1 is a schematic structural diagram of an apparatus for testing density and water absorption of fine aggregate according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a push rod on a base in an apparatus for testing density and water absorption of fine aggregate according to an embodiment of the present invention;
fig. 3 is a top view of the spiral stirring blade in the charging barrel of the device for testing the density and water absorption of fine aggregates according to the embodiment of the present invention.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.
The core of the application is to provide a device for testing the density and the water absorption of the fine aggregate, which can solve the problems that the method generally adopted in the tests of the density and the water absorption of the fine aggregate is to turn and mix the fine aggregate manually to evaporate the water on the surface of the fine aggregate, the method is simple to operate and is not limited by conditions, but the manual operation is time-consuming and labor-consuming, the fine aggregate is easy to lose, the water is not easy to evaporate, and the test error is large.
Fig. 1 is a schematic structural diagram of an apparatus for testing density and water absorption of fine aggregate according to an embodiment of the present invention; fig. 2 is a schematic structural view of a push rod on a base in an apparatus for testing density and water absorption of fine aggregate according to an embodiment of the present invention; fig. 3 is a top view of the spiral stirring blade in the charging barrel of the device for testing the density and water absorption of fine aggregates according to the embodiment of the present invention. As shown in fig. 1, includes: the stirring device comprises a driving mechanism 1, a base 2, a rotary table 3, a charging barrel 4, a support 5, a support 6, a box body 7 and a stirring rod 8, wherein the driving mechanism 1 and the support 6 are fixed on the base 2, and one ends of the rotary table 3 and the support 5 are both positioned in the base 2;
the driving mechanism 1 is in transmission connection with the rotary table 3, so that the driving mechanism 1 drives the rotary table 3 to rotate; the rotary table 3 is connected with the bottom of the charging barrel 4, so that the rotary table 3 drives the charging barrel 4 to rotate;
the rotary table 3 is in transmission connection with the support column 5, so that the rotary table 3 drives the support column 5 to rotate, and two ends of the box body 7 are respectively in transmission connection with the support column 5 and the stirring rod 8, so that the support column 5 drives the stirring rod 8 to rotate; the stirring rod 8 is arranged at one end of the box body 7, the stirring rod 8 extends into the charging barrel 4, and the other end of the box body 7 is movably connected with the support column 5;
the bracket 6 is provided with a temperature-adjusting blower 9, and the blowing port of the temperature-adjusting blower 9 is positioned right above the charging barrel 4.
Specifically, the driving mechanism 1 is in transmission connection with the rotary table 3 through a worm gear, and the rotary table 3 is connected with the bottom of the charging barrel 4, so that the rotary table 3 drives the charging barrel 4 to rotate; further, a turbine and a clutch are arranged in the rotary disc 3, an output shaft of the driving mechanism 1 drives the turbine to rotate, and the clutch drives the charging barrel 4 to rotate. Wherein, the turbine and the clutch are common transmission mechanisms in the prior design, which are not shown in the figure one by one; carousel 3 is connected with the transmission of pillar 5 in base 2, realizes the transmission through the gear that sets up on the 3 output shafts of carousel and the gear that sets up on the pillar 5 mutual gourmet, can drive the pillar 5 when the carousel 3 is rotatory. The gears are conventional transmission mechanisms in the prior art and are not shown one by one in the figures. Two ends of the box body 7 are respectively in transmission connection with the support column 5 and the stirring rod 8, and similarly, the support column 5 drives the stirring rod 8 to rotate through a driving gear and a driven gear which are arranged in the box body 7 and another driven gear which is arranged on the stirring rod 8; the driving gear and the driven gear are transmission mechanisms commonly used in the prior art and are not shown in the figure. The stirring rod 8 is arranged at one end of the box 7, i.e. the stirring rod 8 is arranged at one end which can extend into the charging barrel 4. When the test is carried out, the stirring rod 8 extends into the charging barrel 4, and the other end of the box body 7 is movably connected with the pillar 5; the articulated connection is a hinge, which moves the stirring rod 8 out of the cartridge 4 when the test is stopped. In order to stir more uniformly, further, the bottom end of the stirring rod 8 is provided with a spiral stirring blade 82, the spiral stirring blade 82 is welded on the stirring rod 8, and the stirring rod 8 can drive the spiral stirring blade 82 to rotate when rotating. The helical stirring blades 82 can stir the fine aggregate in the barrel 4. Further, the rotation direction of the cylinder 4 is opposite to the rotation direction of the spiral agitating blade 82, and the agitating efficiency can be further improved. In order to prevent the fine aggregate from being stuck on the inner wall of the charging barrel 4 to influence the test effect, a scraping plate 81 is further arranged at one end of the box body 7, and the scraping plate 81 extends into the charging barrel 4 and is attached to the inner wall of the charging barrel 4. The scraper 81 can scrape off the fine aggregate stuck to the inner wall of the barrel 4 in the test. The temperature adjusting blower 9 is arranged on the support 6, the temperature adjusting blower 9 can adjust three different temperatures, namely low temperature, medium temperature and high temperature, and the wind speed can be correspondingly adjusted according to actual test requirements. The temperature-adjusting blower 9 is not limited to the configuration shown in the drawings, and a heating device having the same function as in the related art is also applicable. Meanwhile, the air blowing port of the temperature-adjusting air blower 9 is positioned right above the charging barrel 4, and the temperature-adjusting air blower 9 can heat the fine aggregate in the charging barrel 4 according to the test temperature requirement. In order to move the device provided by the application conveniently, furthermore, a push rod 11 is fixedly arranged on the base 2, and the push rod 11 is welded on the base 2. Further, the bottom of the base 2 is also provided with four rolling wheels 12, and the number of the rolling wheels 12 is four.
It should be noted that the driving mechanism 1 is in transmission connection with the rotating disc 3, the rotating disc 3 is in transmission connection with the pillar 5, and two ends of the box 7 are in transmission connection with the pillar 5 and the stirring rod 8, respectively, where the transmission connection is not limited to gears, but may be other transmission connection manners, such as: belts, not listed in this embodiment;
the gears, the driving gear and the driven gear are named according to habits and preferences only for distinguishing different numbers and have no other special meanings.
According to the device provided by the application, the driving mechanism drives the turntable to rotate after being started; the rotating disc can drive the charging barrel on the rotating disc to rotate when rotating; the turntable and the support column are connected in the base through gear transmission, so that the turntable can drive the support column to rotate when rotating, two ends of the box body are also respectively connected with the support column and the stirring rod through gears in a transmission manner, the stirring rod is arranged at one end of the box body and extends into the charging barrel, and the support column drives the stirring rod to rotate when rotating, so that after the starting driving mechanism is started, the stirring rod can stir the fine aggregate in the charging barrel, the scraper can scrape the fine aggregate adhered to the inner wall of the charging barrel, the other end of the box body is movably connected with the support column, and when a test is stopped, the stirring rod can be moved out of the charging barrel; and the bracket is provided with a temperature-adjusting blower, and the blowing port of the temperature-adjusting blower is positioned right above the charging barrel. The temperature adjusting blower can blow and heat the fine aggregate in the charging barrel. Therefore, the device is used for saving time and labor in the tests of the density and the water absorption of the fine aggregate, the fine aggregate is not easy to lose by stirring the fine aggregate in the charging barrel through the stirring rod, and the fine aggregate in the charging barrel is blown and heated through the temperature-adjusting blower, so that the moisture on the surface of the fine aggregate is evaporated more quickly, and the test error is smaller.
Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice in the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope of the disclosure being indicated by the following claims.
It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The above-described embodiments of the present application do not limit the scope of the present application.
Claims (6)
1. An apparatus for testing density and water absorption of fine aggregates, comprising: the stirring device comprises a driving mechanism, a base, a rotary table, a charging barrel, a support, a box body and a stirring rod, wherein the driving mechanism and the support are fixed on the base, and one ends of the rotary table and the support are positioned in the base;
the driving mechanism is in transmission connection with the rotary table, so that the driving mechanism drives the rotary table to rotate; the rotating disc is connected with the bottom of the material barrel, so that the rotating disc drives the material barrel to rotate;
the rotating disc is in transmission connection with the support column, so that the rotating disc drives the support column to rotate, and two ends of the box body are in transmission connection with the support column and the stirring rod respectively, so that the support column drives the stirring rod to rotate; the stirring rod is arranged at one end of the box body, the stirring rod extends into the charging barrel, and the other end of the box body is movably connected with the support;
the temperature-adjusting air blower is arranged on the support, and an air blowing opening of the temperature-adjusting air blower is located right above the charging barrel.
2. The apparatus of claim 1, wherein a turbine and a clutch are disposed in the turntable, the turbine is driven by the output shaft of the driving mechanism to rotate, and the clutch drives the barrel to rotate.
3. The apparatus for testing density and water absorption of fine aggregates according to claim 1, wherein the bottom end of the stirring rod is provided with a spiral stirring blade, and the spiral stirring blade is welded on the stirring rod, so that the stirring rod drives the spiral stirring blade to rotate when rotating.
4. The apparatus of claim 1, wherein a scraper is further disposed at one end of the box, and the scraper extends into the charging barrel and is attached to the inner wall of the charging barrel.
5. The apparatus of claim 1, wherein the base is further fixedly provided with a push rod, and the push rod is welded to the base.
6. An apparatus for testing density and water absorption of fine aggregates according to claim 1, wherein the bottom of the base is provided with four rolling wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021122530.0U CN213022722U (en) | 2020-06-16 | 2020-06-16 | Device for testing density and water absorption of fine aggregate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021122530.0U CN213022722U (en) | 2020-06-16 | 2020-06-16 | Device for testing density and water absorption of fine aggregate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213022722U true CN213022722U (en) | 2021-04-20 |
Family
ID=75497334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021122530.0U Active CN213022722U (en) | 2020-06-16 | 2020-06-16 | Device for testing density and water absorption of fine aggregate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213022722U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL2033582A (en) * | 2022-01-24 | 2023-08-03 | Univ Jilin Jianzhu | Apparatus and method for rapidly testing coarse aggregate density and water absorption rate |
-
2020
- 2020-06-16 CN CN202021122530.0U patent/CN213022722U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL2033582A (en) * | 2022-01-24 | 2023-08-03 | Univ Jilin Jianzhu | Apparatus and method for rapidly testing coarse aggregate density and water absorption rate |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213022722U (en) | Device for testing density and water absorption of fine aggregate | |
| CN216630390U (en) | Water based paint control by temperature change agitated vessel | |
| CN110713011B (en) | Constant temperature control device for storehouse pump | |
| CN108556167A (en) | A kind of plastics powder dry materials stirring double-duty plant | |
| CN112936584A (en) | Stirring device for premixed mortar | |
| CN110986583A (en) | Melting device for fly ash solidification | |
| CN218495766U (en) | Novel nano dispersant production structure | |
| CN204395850U (en) | A kind of high speed shear emulsifier unit | |
| CN213791244U (en) | Core agent modification device | |
| CN207887030U (en) | A kind of mixing paddle of mixing machine | |
| CN215783121U (en) | Agitating unit for ball mill with accuse temperature function | |
| CN207342710U (en) | A kind of high-speed stirred kettle | |
| CN220478678U (en) | Sizing material heat preservation agitator structure | |
| CN209934522U (en) | Novel warm mix asphalt device | |
| CN211659812U (en) | Electrode paste production kneading device | |
| CN219399998U (en) | Slurry stirring structure for manufacturing unmanned aerial vehicle battery | |
| CN220990522U (en) | Glue stirring device | |
| CN208035053U (en) | A kind of production blender | |
| CN219430488U (en) | Highway sign hot melt striping machine | |
| CN207643462U (en) | Agitating device in a kind of TPE production lines | |
| CN219338225U (en) | Plastic particle hot melting device with rapid cooling function | |
| CN218232501U (en) | Heating system is used in heating pipeline production | |
| CN214862840U (en) | Asphalt stirring tank with heating device | |
| CN217887711U (en) | PVC adhesive production agitating unit | |
| CN219356074U (en) | Stirring mechanism for manufacturing electrode materials |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |