CN104614198B - Quartering based automatic sampler for engineering aggregate and sampling method of engineering aggregate - Google Patents
Quartering based automatic sampler for engineering aggregate and sampling method of engineering aggregate Download PDFInfo
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- CN104614198B CN104614198B CN201510023275.1A CN201510023275A CN104614198B CN 104614198 B CN104614198 B CN 104614198B CN 201510023275 A CN201510023275 A CN 201510023275A CN 104614198 B CN104614198 B CN 104614198B
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Abstract
The invention discloses a quartering based automatic sampler for engineering aggregate and a sampling method of the engineering aggregate. The quartering based automatic sampler comprises a fixing bucket, wherein two ends of the fixing bucket are open, and a blending device, a reduction device and a collection device are arranged in the fixing bucket from top to bottom sequentially; a gap is reserved between the blending device and the reduction device; the collection device is supported below the reduction device; a mass control device is arranged below the fixing bucket; the engineering aggregate is uniformly stirred by the blending device, the uniformly stirred aggregate enters the collecting device for collection after passing the reduction device, and a reduced aggregate sample is obtained. By means of the device and the sampling method, continuity during reduction can be guaranteed, so that integrity of the whole sample cannot be damaged in the reduction process, and the reduction efficiency can be greatly improved.
Description
Technical field
The invention belongs to the sampling division field of material, it is related to a kind of engineering and gathers materials quartering Autosampler and its sampling
Method.
Background technology
During road construction, the correct and accurate application gathered materials be ensure quality of road construction pith, application of gathering materials
Improper, aggregate grading is inaccurate to will result directly in road disease.But in practice of construction, the control gathered materials and management not section
Learn, the quality for causing road final is also unsatisfactory.In this case, what road was adopted gather materials be sampled detection and
Sampling tested just become it is very necessary.Accurately ensure the reasonability of sample and it is critical to what is considered when becoming sampling with representativeness
Problem, can also become detection and experiment reflect the very crux of problem.
Both at home and abroad specification carries out curtailed sampling for gathering materials using two methods of tripper method and artificial quartering.Tripper
Method exists and is difficult to ensure that and gathers materials evenly distributed, and efficiency is low and requires higher problem to itself situation of gathering materials, thus suitable
It is relatively low with property.Manually carry out quartering and inevitably result from gathering materials in certain randomness, inhomogeneities, and sample
Situations such as isolating during experiment.Additionally, both approaches all can not by overall constantly division obtain it is final needed for
Sample size 50g before sample size, such as division, finally need 20g or so then can not entirety division 50g obtain.To measuring larger parent
For, the sample that both approaches are obtained all is likely to occur deviation to the control of aggregate grading and the detection of sample, it is possible to make
There is deviation in control to construction quality.Even sometimes, obviously construction quality does not change, such as：The composition that gathers materials does not become, but
Because of the mistake of quartering, cause the mistake of result.This kind of phenomenon is likely to result in work in the event of in During Initial Stage Construction
The Wrong control of journey；In the event of in testing stage, some engineerings occur to ensure smoothly to check and accept, and make data untrue.
Therefore, design one kind and gather materials evenly distributed, strong adaptability, the sampler for improving division efficiency and division precision seems particularly heavy
Will.
For above-mentioned problems of the prior art and defect, it is an object of the present invention to provide a kind of engineering is gathered materials
Quartering Autosampler and its sampling method.
To achieve these goals, the present invention is employed the following technical solutions：
A kind of engineering is gathered materials quartering Autosampler, including fixed bucket, the fixed bucket both ends open, the fixed bucket
Mixing device is inside provided with, reduction device is provided with below mixing device；Leave between the mixing device and reduction device
Space；The reduction device lower section is supported by collection device；
Quality monitoring device is provided with below the fixed bucket.
Further, the mixing device includes mixer cone, and at the mixer cone upper port cover plate is provided with, and covers
Plate middle part is provided with charging aperture；Cover plate lower section is connected with multiple agitators, and agitator lower section is provided with mix disk；Mix disk and lid
Mix room is formed between plate；
The agitator includes shaft and the multiple blades being distributed on shaft；
The mix disk includes disk body and is evenly distributed on multiple connectors of disc perimeter, two neighboring connector it
Between there is gap, mix disk is connected by connector with mixer cone inwall；Mixer cone lower end arranges discharging opening.
Further, rotatable hopper is installed in the mixer cone below the mix disk；Mix tray bottom is provided with
One rotary shaft, the first rotary shaft can coil own axis by Motor drive relative to mix；Rotatable hopper top leads to
Cross multiple revolving rods and the first rotary shaft is connected.
The rotatable hopper inwall is evenly equipped with multiple swirl vanes in one week.
Further, the reduction device includes downslide cone, and the downslide pyramid tip is plane, is arranged in the plane
There is rotation horizontal plate, the rotation horizontal plate can rotate relative to downslide cone, rotating vane is installed on rotation horizontal plate；Institute
Rotation horizontal plate is stated just to the discharging opening.
Further, the collection device includes collecting vessel, and the collecting vessel open top, collecting vessel center is arranged
There is support block；
Support block side wall is circumferentially uniformly distributed 4 separators, and collecting vessel is divided into four parts by the separator；It is described
Glide cone described in support block upper support, and the diameter of downslide facies basialis pyramidis circumference is less than the diameter of collecting vessel.
Further, the separator includes baffle plate and closing block, and the two is structure as a whole, the baffle plate and the support
The wall connection of block side, the closing block is fan-shaped cylinder including cross section, and cylinder top surface is consolidated with a triangular pyramid；The arc of cylinder
Shape side wall fits with the inwall of collecting vessel.
Further, the fixed bucket middle part is horizontally installed with clearance control plate, and the clearance control plate is provided centrally with
Through hole, the upper end of the downslide cone passes through the through hole of clearance control plate, the clearance control plate to rise automatically by least two
Falling unit is arranged on the inwall of fixed bucket.
Further, the fixed bucket is internally provided with the first gripper shoe and the second gripper shoe, and the mixer cone goes out
Material mouth from top to bottom sequentially passes through the first gripper shoe and the second gripper shoe, and mixer cone and the first gripper shoe and the second gripper shoe are consolidated
Even.
Further, the quality monitoring device adopts electronic scale, and on the electronic scale display screen is provided with.
It is a kind of as the above-mentioned engineering quartering Autosampler that gathers materials carries out engineering and gathers materials the method for quartering automatic sampling, tool
Body is comprised the following steps：
1) equipment is checked, adjusts quality control apparatus so as to be zeroed；
2) pour engineering into in mixing device to gather materials, pressing the button makes agitator start to rotate, and engineering is gathered materials from adjacent company
Gap between fitting is fallen in mixer cone；
3) adjusting button makes rotatable hopper start rotation, the quality gathered materials according to division and the grain for gathering materials middle Dominant particle
Footpath size, adjusts the rotary speed of rotatable hopper；To lasting division sample, then rotatable hopper can be kept to rotate all the time, otherwise
Can be in all X buttons after discharging opening that gathers materials；
4) gather materials gradually fall rotatable hopper down while, adjust button make rotation horizontal plate along with rotatable hopper rotation
Direction in opposite direction starts to rotate, and gathers materials along the conical surface whereabouts of downslide cone；
According to sieving, the quality gathered materials is how many and size of main composition granule in gathering materials, adjusts automatic lifting
The position of device and then regulation clearance control plate, controls the falling speed that engineering is gathered materials.
5) gathering materials in collecting vessel is processed at set intervals, apparatus for automatically lifting (15) is first adjusted during process controls gap
Making sheet and the taper-face contact of downslide cone；By the charging aperture that pour into again that gathers materials of diagonal position in collecting vessel, remaining another part
As waste material is given up；Generally two parts are successively as waste material；
6) engineering for pouring or newly pouring into mixing device into again is gathered materials and is repeated by above-mentioned steps；Often process a waste material
The data that quality control apparatus show should be observed, when final sample quality needed for display quality is close to, is collected and is received
Whole in collection bucket is gathered materials and is mixed.
Compared with prior art, the present invention has following technique effect：
1st, seriality when device of the invention ensure that division, globality is not during division to make whole sample
It is destroyed, and the efficiency of division can be greatly improved.
2nd, mixing device of the invention makes the engineering abundant mix that gathers materials reach uniformly, it is ensured that the sample that division goes out has
It is representative.
3rd, the present invention can pass through the rotary speed for adjusting mixing device and reduction device, so as to the different types of engineering of division
Gather materials, strong applicability.
4th, the present invention arranges quality control apparatus, can control exactly to obtain final required sample size, improves division
As a result degree of accuracy.
Description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of agitator；
Fig. 3 is the structural representation of mix disk；
Fig. 4 is the position relationship schematic diagram of revolving rod and rotatable hopper；
Fig. 5 is the top view of swirl vanes；
Fig. 6 is the structural representation for rotating horizontal plate and rotating vane；
Fig. 7 is the position relationship schematic diagram of downslide cone and clearance controller；
Fig. 8 is collecting vessel internal structure schematic diagram；
Fig. 9 is the structural representation of closing block；
Label is represented in figure：1-cover plate, 2-charging aperture, 3-mix room, 4-fixed bucket, 5-agitator, 6-stirring
Funnel, 7-revolving rod, 8-rotatable hopper, 9-mix disk, 10-window, 11-discharging opening, 12-clearance control plate,
13-rotation horizontal plate, 14-rotating vane, 15-apparatus for automatically lifting, 16-downslide cone, 17-collecting vessel, 18-separate
Part, 19-electronic scale, 20-display screen, the 21-the first gripper shoe, the 22-the second gripper shoe, 23-disk body, 24-connector,
25-blade, 26-swirl vanes, 27-support block, 28-baffle plate, 29-closing block, the 30-the first rotary shaft, 31-stirring
Axle, 32-cylinder, 33-triangular pyramid.
Do further details of explanation and explanation to the solution of the present invention with reference to the accompanying drawings and examples.
Specific embodiment
The specific embodiment of the present invention given below, implement in detail below it should be noted that the invention is not limited in
Example, all equivalents done on the basis of technical scheme each fall within protection scope of the present invention.
Above-mentioned technical proposal is deferred to, the quartering Autosampler as shown in figure 1, the engineering of the present invention is gathered materials, including fixation
Mixing device is provided with bucket 4, the both ends open of fixed bucket 4, the fixed bucket 4, division is provided with below mixing device
Device；Space is left between the mixing device and reduction device, 80mm～100mm is may be configured as so that engineering is gathered materials can
Reduction device is smoothly entered from mixing device；The reduction device lower section is supported by collection device；The lower section of the fixed bucket 4
It is provided with quality monitoring device.Alternatively, fixed bucket is highly 1800mm～2200mm.
Alternatively, the mixing device includes mixer cone 6, and at the upper port of the mixer cone 6 cover plate 1 is provided with,
The middle part of the cover plate 1 is provided with charging aperture 2；The lower section of cover plate 1 is connected with multiple agitators 5, and the lower section of agitator 5 is provided with mix disk
9, as shown in figure 3, leaving gap between agitator 5 and mix disk 9,0.008mm～0.012mm is set to, it is easy to engineering to gather materials
Can move freely on mix disk 9 so that engineering is gathered materials can be sufficiently stirred for by agitator 5.
The agitator 5 includes shaft 31 and the multiple blades 25 being distributed on shaft 31, as shown in Figure 2.
Agitator 5 can arrange 4～6, be evenly distributed on one week of mix disk 9, control of the shaft 31 in external motor
It is lower rotatable, drive blade 25 to rotate, the compound on mix disk 9 can be sufficiently agitated, and prevent blade 25 from mutually touching
Hit and even squeeze metaling；Gap on each agitator 5 between adjacent blades 25 is not less than 8cm, in case gather materials being stuck；Mix
Mix room 3 is formed between disk 9 and cover plate 1；When the mixing engineering of agitator 5 gathers materials, mix disk 9 can be played and support the work for gathering materials
With.
The mix disk 9 includes disk body 23 and is evenly distributed on multiple connectors 24 of the periphery of disk body 23, two neighboring
There is gap between connector 24, mix disk 9 is connected by connector 24 with the inwall of mixer cone 6；The lower end of mixer cone 6 is arranged
Discharging opening 11.
Described connector 24 can arrange 4～8 so that the engineering after the stirring of agitated device 5 is gathered materials can be by connector 24
Between gap fall, into discharging opening 11.
Alternatively, the height of the agitator 5 is 310mm～330mm, the described height of discharging opening 11 be 260mm～
280mm, a diameter of 90mm～110mm, a diameter of 130mm～150mm of the charging aperture 2.
Alternatively, rotatable hopper 8 is installed in the mixer cone 6 of the lower section of the mix disk 9；The bottom of mix disk 9 is provided with
First rotary shaft 30, the first rotary shaft 30, can be relative to mix disk 9 around own axis by Motor drive；Rotation leakage
8 tops of struggling against are connected by the rotary shaft 30 of multiple revolving rods 7 and first.As shown in figure 4, driving of first rotary shaft 30 in motor
Down funnel is rotated by revolving rod 7 to rotate relative to mixer cone.
Described revolving rod 7 can arrange 3～5, it is ensured that rotatable hopper 8 under the drive of revolving rod 7, relative to
Mixer cone 6 is rotated.
8 inwall of the rotatable hopper is evenly equipped with multiple swirl vanes 26 in one week；The swirl vanes 26 is arc, is provided with
7～9, and each blade 26 is to the center convergence of rotatable hopper 8, as shown in Figure 5.The thickness of swirl vanes 26 is along its length
Taper into from top to bottom, this is the situation that the space in order to adapt to rotatable hopper 8 tapers into from top to bottom；Swirl vanes 26
Thickness maximum be 70mm～80mm, the minimum place of thickness is 10mm～20mm, can prevent the bottom of rotatable hopper 8 without sufficient space
Distribution swirl vanes.
Engineering is gathered materials from charging aperture 2 and is entered after mixer cone 6, is mixed under the collective effect of agitator 5 and swirl vanes 26
Close uniform.Gather materials after agitated device 5 is tentatively mixed and stirred in mix room 3, the limitation of standing and stirring due to compound can not
The isolation that thickness is gathered materials in compound is thoroughly solved the problems, such as, further mixing and stirring at swirl vanes 26 is fallen under it, can be more preferably
Make compound uniform mixing before division.
Alternatively, the reduction device includes downslide cone 16, and the top of downslide cone 16 is plane, is set in the plane
Rotation horizontal plate 13 is equipped with, the rotation horizontal plate 13 can rotate relative to downslide cone 16, be provided with rotation horizontal plate 13
Rotating vane 14, rotating vane 14 is made up of four blades at the center of intersecting at, and adjacent two blade is mutually perpendicular to, such as Fig. 6 institutes
Show；The rotation horizontal plate 13 is just to the discharging opening 11.
The conical surface of the downslide cone 16 is fold-line-shaped, and the turning point of the conical surface can somewhat reduce and gather materials along downslide cone 16
The conical surface fall when speed, while the conical surface that inclined degree changes also can preferably make to start to be not adhered to the conical surface
On gather materials along the conical surface glide；It is provided with inside downslide cone 16 to rotate the motor that horizontal plate 13 provides power.Rotation horizontal plate
13 lower section is provided with the second rotary shaft, can rotate under the drive of the motor inside downslide cone 16, so as to water is rotated
The rotation of square position 13.
Optionally, the height of downslide cone 16 is 520mm～540mm.
The rotating vane 14 that rotarily drives of rotation horizontal plate 13 rotates, and the rotation of rotating vane 14 can be by under discharging opening 11
The engineering for falling is gathered materials and is divided into four parts, and applies power in rotary course on engineering is gathered materials, and is easy to engineering to gather materials as far as possible
Fall under many on the conical surface of downslide cone 16；The rotation direction of rotation horizontal plate 13 and the rotation direction phase of swirl vanes 26
Instead, can the randomness that gathers materials when four parts are glided and be divided into along the conical surface of downslide cone 16 of enhancement engineering, reach uniform division sample
Purpose；Can make to gather materials along the conical surface whereabouts of downslide cone 16 by the speed of adjustment rotation horizontal plate 13.
Alternatively, as shown in Fig. 1, Fig. 8, the collection device includes collecting vessel 17, and the open top of the collecting vessel 17 is received
Collection bucket 17 center is provided with support block 27.
The side wall of the support block 27 is circumferentially uniformly distributed 4 separators 18, the separator 18 by collecting vessel 17 be divided into A,
The part of B, C and D tetra-；Downslide cone 16 described in the upper support of the support block 27.
After engineering is gathered materials by downslide cone 16, fall into inside collecting vessel 17, and four parts are divided into by separator 18.
Alternatively, as shown in Figure 8, Figure 9, the separator 18 includes baffle plate 28 and closing block 29, and the two is structure as a whole,
The baffle plate 28 is connected with the side wall of the support block 27, and the closing block 29 includes the cylinder 32 that cross section is sector, cylinder 32
Top surface is consolidated with a triangular pyramid 33；The curved wall of cylinder 32 fits with the inwall of collecting vessel 17.Closing block 29 can be prevented
Engineering is gathered materials and falls into corner that separator 18 formed with collecting vessel 17 and cannot take out, and the conical surface of triangular pyramid 33 can be prevented
Only engineering is gathered materials and is fallen in closing block 29 so that error occurs in division result.
The diameter of the base circumference of downslide cone 16 is less than the diameter of collecting vessel 17, and more than the diameter of support block 27,
Can be fallen completely within inside collecting vessel 17 with ensureing that the engineering through downslide cone 16 is gathered materials.
Alternatively, the height of the collecting vessel 17 is 190mm～210mm, a diameter of 1050mm～1100mm.
Alternatively, as shown in fig. 7, the middle part of the fixed bucket 4 is horizontally installed with clearance control plate 12, the clearance control plate
12 are provided centrally with through hole, and the upper end of the downslide cone 16 passes through the through hole of clearance control plate 12；The clearance control plate 12
It is arranged on the inwall of fixed bucket 4 by least two apparatus for automatically lifting 15, and it can be moved down on the inwall of fixed bucket 4
It is dynamic.Described apparatus for automatically lifting 15 can adopt gear drive lifting device or hydraulic lift etc..By automatic lifting
Device 15 adjusts height and position of the clearance control plate 12 in fixed bucket 4, adjusts itself and the water between the conical surface of downslide cone 16
Flat distance, so as to control the gliding speed that engineering is gathered materials on the conical surface of downslide cone 16, the different types of engineering of division is gathered materials,
Strong applicability.
Alternatively, the fixed bucket 4 is internally provided with the first gripper shoe 21 and the second gripper shoe 22, the mixer cone 6
Discharging opening 11 from top to bottom sequentially pass through the first gripper shoe 21 and the second gripper shoe 22, the gripper shoe 21 of mixer cone 6 and first
It is connected with the second gripper shoe 22.First gripper shoe 21 and the common support mixer cone 6 of the second gripper shoe 22, it is ensured that swirl vanes 14
The stability of mixer cone 6 in rotation process.
Alternatively, the thickness of the cover plate 1 is sequentially reduced from edge to center, can be prevented engineering from gathering materials and be poured charging aperture 2 into
When occur spilling.
Alternatively, the quality monitoring device can adopt electronic scale 19, and display screen 20 is provided with the electronic scale 19.Can
The quality that the engineering that accurate and control division at any time is obtained is gathered materials.
Alternatively, window 10 and button are provided with the side wall of the fixed bucket 4.Can be cleaned in sampler by window 10
Garbage, the convenient sampler to the present invention is safeguarded.
Gather materials quartering Autosampler using the engineering of the present invention, carry out engineering and gather materials the side of quartering automatic sampling
Method, specifically includes following steps：
1) equipment is checked, the garbage in apparatus of the present invention is cleaned by window 10, and electronic scale 19 is returned to zero.
2) pour engineering into into charging aperture 2 to gather materials, the volume that engineering is gathered materials accounts for the half of mix room 3；Pressing the button makes
Agitator 5 starts to rotate, and in the rotation process of agitator 5, engineering is gathered materials under the gap between connector 24 and falls rotatable hopper 8
It is interior.
3) adjusting button makes rotatable hopper 8 start rotation, the quality gathered materials according to division and the middle Dominant particle that gathers materials
Size, adjusts the rotary speed of swirl vanes 26；To lasting division sample, then rotatable hopper 8 is kept to rotate all the time, it is no
Then can engineering gather materials all by discharging opening 11 after X button.
4) while engineering is gathered materials and gradually falls rotatable hopper 8 down, adjust button make rotation horizontal plate 13 along with rotation
The contrary direction in the direction of rotation of funnel 8 starts to rotate, and engineering is gathered materials along the conical surface whereabouts of downslide cone 16.Rotation horizontal plate 13
Rotary speed can flexibly be controlled according to the size of sample, generally remain in 200r/min or so；If sample is fine aggregate,
Its rotating speed is larger, if sample is coarse aggregate, rotating speed is less.Additionally, velocity of rotation can suitably be adjusted according to screening speed of gathering materials,
But rotary speed should not be too big, in case aggregate crusher.
According to sieving, the quality gathered materials is how many and size of main composition granule in gathering materials, adjusts automatic lifting
The position of device 15 and then regulation clearance control plate 12, controls the falling speed that engineering is gathered materials.
5) gathering materials in collecting vessel 17 is processed at set intervals, apparatus for automatically lifting 15 is first adjusted during process makes gap
Horizontal range between panel 12 and downslide cone 16 is zero, even if as shown in fig. 7, clearance control plate 12 and downslide cone 16
Taper-face contact.Gather materials and the concrete speed that fallen according to rotation of gathering materials and gather materials depending on specie size interval time of process, lead to
In the case of often, gather materials start screening when, be maintained at 1～2min and process once, 1/3 that collecting vessel volume is fallen under making to gather materials is arrived
1/2.Speed up processing is answered in the later stage of screening, to ensure the degree of accuracy of final gained quality.Then by A and C or by B and
Gather materials in D and pour charging aperture 2 into again, remaining another part is waste material and gives up.Generally by A and C and B and D two parts successively
As waste material.
6) pour into again or newly pour into and mix and stir the engineering of room 3 and gather materials and repeat by above-mentioned steps.Often process a waste material
The data observed on the display screen 20 of primary electron scale 19, when final sample quality needed for display quality is close to, collect
The whole of A, B, C, D part is gathered materials in collecting vessel 17, and the sample that they are mixed to get is and is obtained by the device division of the present invention
The sample for arriving.
Claims (7)
1. a kind of engineering is gathered materials quartering Autosampler, including fixed bucket (4), fixed bucket (4) both ends open, its feature
It is,
Mixing device is provided with the fixed bucket (4), reduction device is provided with below mixing device；The mixing device with
Space is left between reduction device；The reduction device lower section is supported by collection device；
Quality monitoring device is provided with below the fixed bucket (4)；
The mixing device includes mixer cone (6), and at mixer cone (6) upper port cover plate (1), cover plate are provided with
(1) middle part is provided with charging aperture (2)；Cover plate (1) lower section is connected with multiple agitators (5), and agitator (5) lower section is provided with mix
Disk (9)；Mix room (3) is formed between mix disk (9) and cover plate (1)；
The agitator (5) includes shaft (31) and the multiple blades (25) being distributed on shaft (31)；
The mix disk (9) is including disk body (23) and is evenly distributed on multiple connectors (24) of disk body (23) periphery, adjacent
There is gap between two connectors (24), mix disk (9) is connected by connector (24) and mixer cone (6) inwall；Stirring
Funnel (6) lower end arranges discharging opening (11)；
Rotatable hopper (8) is installed in mixer cone (6) below the mix disk (9)；Mix disk (9) bottom is provided with first
Rotary shaft (30), the first rotary shaft (30), can be relative to mix disk (9) around own axis by Motor drive；Rotation
Funnel (8) top is connected by multiple revolving rods (7) and the first rotary shaft (30)；
Rotatable hopper (8) inwall is evenly equipped with multiple swirl vanes (26) for one week；
The reduction device includes downslide cone (16), and downslide cone (16) top is plane, is provided with the plane
Rotation horizontal plate (13), rotation horizontal plate (13) can rotate relative to downslide cone (16), pacify in rotation horizontal plate (13)
Equipped with rotating vane (14)；Rotation horizontal plate (13) is just to the discharging opening (11).
2. engineering as claimed in claim 1 is gathered materials quartering Autosampler, it is characterised in that the collection device includes receiving
Collection bucket (17), the collecting vessel (17) open top, collecting vessel (17) center is provided with support block (27)；
Support block (27) side wall is circumferentially uniformly distributed 4 separators (18), and the separator (18) divides collecting vessel (17)
Into four parts；Downslide cone (16) described in support block (27) upper support, the diameter of downslide cone (16) base circumference
Less than the diameter of collecting vessel (17).
3. engineering as claimed in claim 2 is gathered materials quartering Autosampler, it is characterised in that the separator (18) includes
Baffle plate (28) and closing block (29), the two is structure as a whole, and the baffle plate (28) is connected with the support block (27) side wall, described
Closing block (29) is fan-shaped cylinder (32) including cross section, and cylinder (32) top surface is consolidated with a triangular pyramid (33)；Cylinder
(32) curved wall fits with the inwall of collecting vessel 17.
4. engineering as claimed in claim 1 is gathered materials quartering Autosampler, it is characterised in that fixed bucket (4) middle part
Clearance control plate (12) is horizontally installed with, the clearance control plate (12) is provided centrally with through hole, the downslide cone (16)
Through the through hole of clearance control plate (12), the clearance control plate (12) is by least two apparatus for automatically lifting (15) peace for upper end
It is mounted on the inwall of fixed bucket (4).
5. engineering as claimed in claim 1 is gathered materials quartering Autosampler, it is characterised in that the fixed bucket (4) is internal
The first gripper shoe (21) and the second gripper shoe (22) are provided with, the discharging opening (11) of the mixer cone (6) is from top to bottom successively
Through the first gripper shoe (21) and the second gripper shoe (22), mixer cone (6) and the first gripper shoe (21) and the second gripper shoe
(22) it is connected.
6. engineering as claimed in claim 1 is gathered materials quartering Autosampler, it is characterised in that the quality monitoring device is adopted
Electronic scale (19), on the electronic scale (19) display screen (20) is provided with.
7. a kind of engineering as claimed in claim 1 quartering Autosampler that gathers materials carries out engineering and gathers materials quartering automatic sampling
Method, specifically include following steps：
1) equipment is checked, adjusts quality control apparatus so as to be zeroed；
2) pour engineering into in mixing device to gather materials, pressing the button makes agitator (5) start to rotate, and engineering is gathered materials from adjacent connection
Gap between part (24) is fallen in mixer cone (8)；
3) adjusting button makes rotatable hopper (8) start rotation, the quality gathered materials according to division and the grain for gathering materials middle Dominant particle
Footpath size, adjusts the rotary speed of rotatable hopper (8)；To lasting division sample, then rotatable hopper (8) can be kept to turn all the time
It is dynamic, otherwise can gather materials all by discharging opening (11) X button afterwards；
4) gather materials gradually fall rotatable hopper (8) down while, adjust button make rotation horizontal plate (13) along and rotatable hopper
(8) the contrary direction in direction of rotation starts to rotate, and gathers materials along the conical surface whereabouts of downslide cone (16)；
According to sieving, the quality gathered materials is how many and size of main composition granule in gathering materials, adjustment automatic lifting dress
Put (15) and then adjust the position of clearance control plate (12), control the falling speed that engineering is gathered materials；
5) gathering materials in collecting vessel (17) is processed at set intervals, apparatus for automatically lifting (15) is first adjusted during process controls gap
Making sheet (12) and the taper-face contact of downslide cone (16)；By the charging aperture that pour into again that gathers materials of diagonal position in collecting vessel (17)
(2), remaining another part is waste material and gives up；Generally two parts are successively as waste material；
6) engineering for pouring or newly pouring into mixing device into again is gathered materials and is repeated by above-mentioned steps；Often process a waste material i.e. should
The data that quality control apparatus of observation show, when final sample quality needed for display quality is close to, collect collecting vessel
(17) whole in is gathered materials and is mixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510023275.1A CN104614198B (en) | 2015-01-16 | 2015-01-16 | Quartering based automatic sampler for engineering aggregate and sampling method of engineering aggregate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510023275.1A CN104614198B (en) | 2015-01-16 | 2015-01-16 | Quartering based automatic sampler for engineering aggregate and sampling method of engineering aggregate |
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| Publication Number | Publication Date |
|---|---|
| CN104614198A CN104614198A (en) | 2015-05-13 |
| CN104614198B true CN104614198B (en) | 2017-04-12 |
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| CN201510023275.1A Expired - Fee Related CN104614198B (en) | 2015-01-16 | 2015-01-16 | Quartering based automatic sampler for engineering aggregate and sampling method of engineering aggregate |
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| Publication number | Priority date | Publication date | Assignee | Title |
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