CN102768128A - Aggregate sampling device, hot aggregate bin and asphalt mixing plant - Google Patents
Aggregate sampling device, hot aggregate bin and asphalt mixing plant Download PDFInfo
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- CN102768128A CN102768128A CN2012102466929A CN201210246692A CN102768128A CN 102768128 A CN102768128 A CN 102768128A CN 2012102466929 A CN2012102466929 A CN 2012102466929A CN 201210246692 A CN201210246692 A CN 201210246692A CN 102768128 A CN102768128 A CN 102768128A
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- aggregate
- sampler barrel
- sampling device
- spiral conveying
- conveying blade
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Abstract
The invention discloses an aggregate sampling device, a hot aggregate bin and an asphalt mixing plant. The aggregate sampling device comprises a sampling tube (1), screw conveying blades (2) and a rotary driving device, wherein a sampling port is arranged at one end of the sampling tube (1), the sampling port extends into the hot aggregate bin, the other end of the sampling tube (1) is fixed on the side wall of the hot aggregate bin, a mounting seat is arranged at the fixed end, an unloading outlet is arranged on the sampling tube (1), and the unloading outlet is connected with an unloading branch (5); the screw conveying blades (2) are mounted in the sampling tube (1) and used for conveying aggregate to the unloading branch (5); and one end of a rotating shaft of the screw conveying blades (2) is mounted on the mounting seat and fixedly connected with the rotary driving device, and the rotary driving device is used for driving the screw conveying blades (2) to rotate. By adopting the aggregate sampling device, the sampling depth can be increased, so that the accuracy in aggregate sampling can be further improved, and the operation is simple and convenient.
Description
Technical field
The present invention relates to field of mechanical technique, particularly relate to a kind of aggregate sampling device, hot aggregate storage bin and bituminous mixing plant.
Background technology
Bituminous mixing plant is mainly used in the production asphalt, and the production run of asphalt plays crucial effects for the forming quality on road surface.The primary raw material of asphalt comprises aggregate, breeze and pitch; Aggregate is building stones; It is one of primary raw material of asphalt; Aggregate can be subdivided into four to six kinds again according to the difference of particle diameter, for example can be divided into less than 3mm, 3mm～6mm, 6mm～11mm, 11mm～22mm, 22mm～35mm.The aggregate of different-grain diameter scope enters into the different warehouses of hot aggregate storage bin respectively through after the screening of vibratory screening apparatus.
Because asphalt is very high for grading of aggregates (ratio that the different aggregate of particle diameter mixes in each warehouse) accuracy requirement; So; Aggregate sampling device generally is set on hot aggregate storage bin; Aggregate in the hot aggregate storage bin is taken a sample, with the particle diameter situation of aggregate in each warehouse of confirming hot aggregate storage bin.According to the result of sample taking of aggregates, can confirm the proportioning when aggregate mixes in each warehouse, to reach the corresponding engineering requirement.
At present, the general employing of the aggregate sampling device of the hot aggregate storage bin of bituminous mixing plant use sampler barrel structure as shown in Figure 1.When sampling, operating personnel can open the lid of sampler barrel, and gather the aggregate in the hot aggregate storage bin through instrument.
Yet, adopt existing aggregate sampling device to carry out sample taking of aggregates, can only get near the aggregate of warehouse sidewall.; Generally through the aggregate after the bolting when getting into each warehouse, in warehouse, can form the taper heap gradually and pile up and rise, in the process of piling up; Segregation phenomenon can appear in aggregate; Promptly the aggregate of different-grain diameter is not even distribution in the particle size range of warehouse, and the aggregate that particle diameter is bigger is more concentrated near sidewall, and this will cause sampling result can not accurately reflect the actual conditions of aggregate in the warehouse.
Summary of the invention
The object of the present invention is to provide a kind of aggregate sampling device, hot aggregate storage bin and bituminous mixing plant, to improve the accuracy of sample taking of aggregates.For this reason, the embodiment of the invention adopts following technical scheme:
A kind of aggregate sampling device comprises sampler barrel, spiral conveying blade and rotating driving device, wherein:
Sampler barrel one end is provided with sample tap; Said sample tap extend into the inside of hot aggregate storage bin, and the other end of sampler barrel is fixed on the sidewall of hot aggregate storage bin, is provided with mount pad at this stiff end place; Sampler barrel is provided with the discharging outlet, and the discharging exit is connected with discharging branch;
Spiral conveying blade is installed on the inside of sampler barrel, is used for aggregate is delivered to the discharging bifurcation;
One end of spiral conveying blade rotating shaft is installed on the said mount pad, and is fixedly connected with said rotating driving device, and said rotating driving device is used to drive the rotation of spiral conveying blade.
Preferably, the hand of spiral of the blade of spiral conveying blade between discharging branch and sampler barrel stiff end is opposite with the hand of spiral of its blade between discharging branch and sampler barrel sample tap.
Preferably, the sample tap of sampler barrel has the end face of inclination.
Preferably, said rotating driving device is specially rotation rocking arm or motor.
Preferably, said mount pad is made up of seal flange and bearing, wherein:
The sidewall of seal flange and hot aggregate storage bin is sealedly and fixedly connected;
Bearing fixing is in the middle part of seal flange;
The rotating shaft of spiral conveying blade is installed in the bearing.
Preferably, the exit of discharging branch is provided with Dump gate.
A kind of hot aggregate storage bin comprises aforesaid aggregate sampling device.
A kind of bituminous mixing plant comprises aforesaid hot aggregate storage bin.
Embodiments of the invention have the following advantages, and aggregate sampling device comprises sampler barrel, spiral conveying blade and rotating driving device, wherein; Sampler barrel one end is provided with sample tap, and said sample tap extend into the inside of hot aggregate storage bin, and the other end of sampler barrel is fixed on the sidewall of hot aggregate storage bin; Be provided with mount pad at this stiff end place; Sampler barrel is provided with the discharging outlet, and the discharging exit is connected with discharging branch, and spiral conveying blade is installed on the inside of sampler barrel; Be used for aggregate is delivered to the discharging bifurcation; One end of spiral conveying blade rotating shaft is installed on the said mount pad, and is fixedly connected with said rotating driving device, and said rotating driving device is used to drive the rotation of spiral conveying blade.Like this, can increase sampling depth, thereby can improve the accuracy of sample taking of aggregates, and sampling operation is easy relatively.In addition,, can realize the fast assembling-disassembling of aggregate sampling device, be convenient to safeguard through the dismounting of mount pad.
Description of drawings
Fig. 1 is the structural representation of aggregate sampling device in the prior art;
The structural representation of the aggregate sampling device that Fig. 2 provides for the embodiment of the invention;
The structural representation of the aggregate sampling device that Fig. 3 provides for the embodiment of the invention.
Marginal data
1, sampler barrel 2, spiral conveying blade
31, rotation rocking arm 32, motor
41, seal flange 42, bearing
5, discharging branch 6, Dump gate
7, locating sleeve 8, bearing pin
9, jump ring
Embodiment
To combine the accompanying drawing among the present invention below, the technical scheme among the present invention is carried out clear, complete description, obviously, described embodiment is a part of embodiment of the present invention, rather than whole embodiment.Based on the embodiment among the present invention, the every other embodiment that those of ordinary skills are obtained under the prerequisite of not making creative work belongs to the scope that the present invention protects.
The embodiment of the invention provides a kind of aggregate sampling device, and is as shown in Figure 2, comprises sampler barrel 1, spiral conveying blade 2 and rotating driving device; Wherein: sampler barrel 1 one ends are provided with sample tap; Said sample tap extend into the inside of hot aggregate storage bin, and the other end of sampler barrel 1 is fixed on the sidewall of hot aggregate storage bin, is provided with mount pad at this stiff end place; Sampler barrel 1 is provided with the discharging outlet, and the discharging exit is connected with discharging branch 5; Spiral conveying blade 2 is installed on the inside of sampler barrel 1, is used for aggregate is delivered to discharging branch 5 places; One end of spiral conveying blade 2 rotating shafts is installed on the said mount pad, and is fixedly connected with said rotating driving device, and said rotating driving device is used to drive the rotation of spiral conveying blade 2.
Concrete, can on the sidewall of hot aggregate storage bin, mounting hole be set, the diameter of mounting hole is identical with the diameter of sampler barrel 1, and sampler barrel 1 can weld at the mounting hole place with sidewall, also can flange be set in sampler barrel 1 end, and sampler barrel 1 is connected through bolt with sidewall.The stiff end of sampler barrel 1 can have the structure of sealing, and on sealing surface, the axis hole that matches with the rotating shaft of spiral conveying blade 2 is set.Discharging branch 5 preferably is arranged on the bottom of sampler barrel 1.
In sampling process, rotating driving device drives spiral conveying blade 2 and rotates, and spiral conveying blade 2 will drive aggregate and carry along sampler barrel 1; When aggregate is transported to discharging branch 5; To get into discharging branch 5, and draw off, thereby realize sample taking of aggregates through its outlet.Adopt spiral conveying blade 2 to carry out the conveying of aggregate, can deepen sampling depth, and then can improve the accuracy of sample taking of aggregates, and sampling operation is easy.In addition,, can realize the fast assembling-disassembling of sampler, be convenient to safeguard through the dismounting of mount pad.
Preferably, as shown in Figure 2, the hand of spiral of the blade of spiral conveying blade 2 between discharging branch 5 and sampler barrel 1 stiff end is opposite with the hand of spiral of its blade between discharging branch 5 and sampler barrel 1 sample tap.
Discharging branch 5 preferably is arranged near the bottom of sampler barrel 1 stiff end with the link position of sampler barrel 1; The blade of reverse acting spiral is set, can stops aggregate to continue to carry, thereby make aggregate enter into discharging branch 5 to the stiff end of sampler barrel 1; And; Can prevent that also aggregate is transported to the stiff end of sampler barrel 1, fines enters into the slit, avoids occurring the problem of clamping stagnation and damage of bearings.
Preferably, the sample tap of sampler barrel 1 has the end face of inclination.Concrete, can be as shown in Figure 2, the length at the top of sampler barrel 1 is longer, and the length of bottom is shorter.The end at sampler barrel 1 top can with the end part aligning of spiral conveying blade 2, sampler barrel 1 can play the effect of blocking like this, prevents that the aggregate that drops of top from injuring spiral conveying blade 2 by a crashing object.And the bottom lengths of sampler barrel 1 is shorter, can increase the contact area of spiral conveying blade 2 and aggregate, thereby can increase the material amount of getting, and promotes sample rate, also can promote the accuracy of sampling.
Concrete, rotating driving device can be rotation rocking arm 31 or motor 32.As shown in Figure 2, rotation rocking arm 31 is as rotating driving device, and rotation rocking arm 31 can be connected with the rotating shaft of spiral conveying blade 2 through locating sleeve 7, and fixing through bearing pin 8, thereby, shake rotation rocking arm 31 and can drive spiral conveying blade 2 rotations.Simultaneously, can in spiral conveying blade 2 rotating shafts in rotation rocking arm 31 outsides, jump ring 9 be set, to prevent spiral conveying blade 2 front and back plaies.As shown in Figure 3, motor 32 is as rotating driving device, and motor 32 can be connected through key with the rotating shaft of spiral conveying blade 2, thereby motor 32 can drive spiral conveying blade 2 rotations.In rotating shaft, can be provided with locating sleeve 7 to prevent spiral conveying blade 2 front and back plaies.
Concrete, said mount pad is made up of seal flange 41 and bearing 42, and wherein: seal flange 41 is sealedly and fixedly connected with the sidewall of hot aggregate storage bin; Bearing 42 is fixed in the middle part of seal flange 41; The rotating shaft of spiral conveying blade 2 is installed in the bearing 42.
Preferably, in the exit of discharging branch 5 Dump gate 6 can be set.When not carrying out sample taking of aggregates, can Dump gate 6 be closed, prevent the leakage of dust and fines.When carrying out sample taking of aggregates, can Dump gate 6 be opened.
The embodiment of the invention also provides a kind of hot aggregate storage bin, comprises aforesaid aggregate sampling device.
The embodiment of the invention also provides a kind of bituminous mixing plant, comprises above-mentioned hot aggregate storage bin.
Aggregate sampling device in the embodiments of the invention comprises sampler barrel, spiral conveying blade and rotating driving device, wherein; Sampler barrel one end is provided with sample tap, and said sample tap extend into the inside of hot aggregate storage bin, and an end of sampler barrel is fixed on the sidewall of hot aggregate storage bin; Be provided with mount pad at this stiff end place; Sampler barrel is provided with the discharging outlet, and the discharging exit is connected with discharging branch, and spiral conveying blade is installed on the inside of sampler barrel; Be used for aggregate is delivered to the discharging bifurcation; One end of spiral conveying blade rotating shaft is installed on the said mount pad, and is fixedly connected with said rotating driving device, and said rotating driving device is used to drive the rotation of spiral conveying blade.Like this, can increase sampling depth, thereby can improve the accuracy of sample taking of aggregates, and sampling operation is easy relatively.In addition,, can realize the fast assembling-disassembling of aggregate sampling device, be convenient to safeguard through the dismounting of mount pad.
The above only is a preferred implementation of the present invention; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; Can also make some improvement and retouching, these improvement and retouching also should be regarded as protection scope of the present invention.
Claims (8)
1. an aggregate sampling device is characterized in that, comprises sampler barrel (1), spiral conveying blade (2) and rotating driving device, wherein:
Sampler barrel (1) one end is provided with sample tap; Said sample tap extend into the inside of hot aggregate storage bin, and the other end of sampler barrel (1) is fixed on the sidewall of hot aggregate storage bin, is provided with mount pad at this stiff end place; Sampler barrel (1) is provided with the discharging outlet, and the discharging exit is connected with discharging branch (5);
Spiral conveying blade (2) is installed on the inside of sampler barrel (1), is used for that aggregate is delivered to discharging branch (5) and locates;
One end of spiral conveying blade (2) rotating shaft is installed on the said mount pad, and is fixedly connected with said rotating driving device, and said rotating driving device is used to drive the rotation of spiral conveying blade (2).
2. aggregate sampling device as claimed in claim 1; It is characterized in that; Spiral conveying blade (2) is positioned at the hand of spiral of the blade between discharging branch (5) and sampler barrel (1) stiff end, and is opposite with its hand of spiral that is positioned at the blade between discharging branch (5) and sampler barrel (1) sample tap.
3. aggregate sampling device as claimed in claim 1 is characterized in that, the sample tap of sampler barrel (1) has the end face of inclination.
4. aggregate sampling device as claimed in claim 1 is characterized in that, said rotating driving device is specially rotation rocking arm (31) or motor (32).
5. aggregate sampling device as claimed in claim 1 is characterized in that, said mount pad is made up of seal flange (41) and bearing (42), wherein:
Seal flange (41) is sealedly and fixedly connected with the sidewall of hot aggregate storage bin;
Bearing (42) is fixed in the middle part of seal flange (41);
The rotating shaft of spiral conveying blade (2) is installed in the bearing (42).
6. aggregate sampling device as claimed in claim 1 is characterized in that, the exit of discharging branch (5) is provided with Dump gate (6).
7. a hot aggregate storage bin is characterized in that, comprises each described aggregate sampling device like claim 1-6.
8. a bituminous mixing plant is characterized in that, comprises hot aggregate storage bin as claimed in claim 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210246692.9A CN102768128B (en) | 2012-07-17 | 2012-07-17 | Aggregate sampling device, hot aggregate bin and asphalt mixing plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210246692.9A CN102768128B (en) | 2012-07-17 | 2012-07-17 | Aggregate sampling device, hot aggregate bin and asphalt mixing plant |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102768128A true CN102768128A (en) | 2012-11-07 |
| CN102768128B CN102768128B (en) | 2015-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210246692.9A Active CN102768128B (en) | 2012-07-17 | 2012-07-17 | Aggregate sampling device, hot aggregate bin and asphalt mixing plant |
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| CN (1) | CN102768128B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106226062A (en) * | 2016-08-31 | 2016-12-14 | 福建南方路面机械有限公司 | Drying roller material curtain testing machine and material curtain test method thereof |
| CN108116903A (en) * | 2017-12-28 | 2018-06-05 | 警通建设（集团）有限公司 | A kind of pitch hot aggregate storage bin, mixing station and producing process |
| CN108844769A (en) * | 2018-09-21 | 2018-11-20 | 云南通衢工程检测有限公司 | The quick heating extraction system of fix-bitumen in quantitative room |
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| CN201351046Y (en) * | 2008-12-23 | 2009-11-25 | 陈立明 | Cut-off type screw speed-adjustable constant-weight feeder |
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| CN2257017Y (en) * | 1995-12-18 | 1997-06-25 | 郑州大方钢模板有限公司 | Sampling head for coal sampling equipment |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106226062A (en) * | 2016-08-31 | 2016-12-14 | 福建南方路面机械有限公司 | Drying roller material curtain testing machine and material curtain test method thereof |
| CN106226062B (en) * | 2016-08-31 | 2019-01-25 | 南方路面机械（仙桃）有限公司 | Drying roller material curtain testing machine and its material curtain test method |
| CN108116903A (en) * | 2017-12-28 | 2018-06-05 | 警通建设（集团）有限公司 | A kind of pitch hot aggregate storage bin, mixing station and producing process |
| CN108844769A (en) * | 2018-09-21 | 2018-11-20 | 云南通衢工程检测有限公司 | The quick heating extraction system of fix-bitumen in quantitative room |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102768128B (en) | 2015-07-15 |
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