CN107367399A - Automatic coal sampling device - Google Patents
Automatic coal sampling device Download PDFInfo
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- CN107367399A CN107367399A CN201710603452.2A CN201710603452A CN107367399A CN 107367399 A CN107367399 A CN 107367399A CN 201710603452 A CN201710603452 A CN 201710603452A CN 107367399 A CN107367399 A CN 107367399A
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- sampling
- shovel
- conveyer belt
- scraper bowl
- bar
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- 238000005070 sampling Methods 0.000 title claims abstract description 115
- 239000003245 coal Substances 0.000 title claims abstract description 57
- 230000003028 elevating effect Effects 0.000 claims abstract description 14
- 230000005641 tunneling Effects 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 7
- 230000001154 acute effect Effects 0.000 claims description 2
- 230000004323 axial length Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 11
- 238000004140 cleaning Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 3
- 239000000523 sample Substances 0.000 description 24
- 238000012360 testing method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
Landscapes
- 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 present invention relates to coal sampling technical field, more particularly to a kind of automatic coal sampling device, it includes the conveyer belt for conveying coal, and the support across conveyer belt arrangement, sampling shovel is provided with support, power drive sampling shovel moves back and forth on support along the bandwidth direction of conveyer belt to realize tunneling boring shovel sampling, and elevating mechanism control sampling shovel, which is realized, moves up and down action.Compared with prior art, the problem of can both having overcome manual sampling can not realize tunneling boring sampling using sampler disclosed by the invention, the total moisture of coal that full-automatic sampler sampling can be avoided to easily cause again declines and increment take less than the problem of.The present invention is simple in construction, and cleaning is convenient, and can control sampling action at any time according to supplied materials situation, and using flexible is strong.
Description
Technical field
The invention belongs to material sampling technique field, and in particular to a kind of automatic coal sampling device.
Background technology
China is coal fecund state, and coal causes mass discrepancy big because size distribution is uneven, therefore in Coal trades
In take representative coal sample to be detected, this is extremely important for the quality for judging coal.
Currently for coal samling, sample usually is carried out to it during coal is transported and taken, traditional coal
Charcoal sampling technique mainly by manually or mechanically taking the coal conveyed on the belt conveyor of harbour laying automatically.Specifically
For, manual sampling is usually during Belt Conveying coal, determines sample number according to the total amount of batch coal supplied materials, enters
And sampling interval duration is calculated, sampling personnel are produced with sampling tool at the same or different sample point of belt conveyor
Coal sample, but be tunneling boring sampling for coal belt sampling Standard.So-called tunneling boring sampling namely samples
When need the coal of section part is all taken as an increment along the horizontal section of belt, it is finally that batch supplied materials is multiple
By division is broken etc., step obtains representative test specimen again after the sample mixing taken.But because belt is located all the time
In mobile course of conveying, cause manually to be difficult to taking for tunneling boring sample with sampling tool, the sample so taken is not only
Cause sample representativeness poor, and manual sampling causes labor intensity to increase.
The full-automatic sampler of machine automatization sampling generally comprises sampling unit, control unit, conveying mechanism and division
Mechanism and loading head etc., control unit automatically controls the sampling head of sampling unit according to supplied materials signal and rotated on belt during use
Then the sample delivery of collection to sample division mechanism is carried out division by sampling to realize that the tunneling boring of coal gathers by conveying mechanism
Sample is obtained, the sample that division obtains falls directly into loading head with to be detected.Because full-automatic sampler is to pass through control unit
Control sample program in advance, and transport on the conveyor belt sometimes because blanking problem can caused by have no coal on local zone face,
This results in sampling increment it some times happens that sky adopts phenomenon, so not only wastes the energy, and causes the sampling time of batch supplied materials
Number does not meet Standard, on the other hand, sampling personnel have to re-start the coal sampling, so undoubtedly causes manpower and materials
Huge waste.Further, since to be adsorbed with coal free moisture after certain moisture especially rains higher for coal surfaces externally and internally,
Therefore multiple coal transfer passages that coal particles are adhered to equipment are just had after mechanical sampling for a period of time, in turn results in blocking
Phenomenon occur, and automatic sampling equipment is complicated, thus block site dredge up it is also very troublesome.Moreover,
Fever phenomenon occurs under longtime running under closed space in the conveying equipment and disintegrating apparatus of existing automatic sampler, enters
And heat exchange action occurs with coal, it so can undoubtedly cause the total moisture testing result of coal to be less than actual value.
In summary, coal sampling of the prior art is there is certain technological deficiency, therefore how to realize coal
Representativeness is taken, and ensures the accuracy of coal testing result, and this is the technical problem for needing coal industry personnel solution.
The content of the invention
It is an object of the invention to provide a kind of easy to use, reliable automatic coal sampling device of sampling.
To realize object above, the technical solution adopted by the present invention is：A kind of automatic coal sampling device, its feature exist
In：Include the conveyer belt of conveying coal, and the support across conveyer belt arrangement, sampling shovel, power drive are provided with support
Sampling shovel moves back and forth on support along the bandwidth direction of conveyer belt to realize tunneling boring shovel sampling, elevating mechanism control sampling
Shovel realization moves up and down action.
It is using beneficial effect caused by above-mentioned technical proposal：During actual use, it can be controlled and sampled by elevating mechanism
Shovel is located at appropriate height, to ensure that sampling shovel can accurately take the coal supplied materials on conveyer belt, during sampling, passes through engine
Structure driving sampling shovel moves on support along the bandwidth direction of conveyer belt, and tunneling boring sampling so can be achieved.With existing skill
Art is compared, and the present invention is simple in construction, and cleaning is convenient, and can control sampling action at any time according to supplied materials situation, and using flexible is strong.
Brief description of the drawings
Fig. 1 is view of the sampling shovel positioned at starting sample position of the present invention；
The sampling shovel of Fig. 2 present invention is located at the view of sampling process；
Fig. 3 is that the sampling shovel of the present invention is located at the view for the process of falling sample；
Fig. 4 is the view of the sampling shovel return process of the present invention；
Fig. 5 is the three-dimensional structure diagram of sampling shovel；
Fig. 6 is Fig. 1 local A to schematic diagram.
Embodiment
A kind of automatic coal sampling device, as Figure 1-5, it includes the conveyer belt 10 for conveying coal, and across defeated
The support of the arrangement of band 10 is sent, is provided with sampling shovel 20 on support, power drive sampling shovel 20 is on support along conveyer belt 10
Bandwidth direction moves back and forth to realize that tunneling boring takes sample, and elevating mechanism control sampling shovel 20, which is realized, moves up and down action.It is actual
In use, by elevating mechanism sampling shovel 20 can be controlled to be located at appropriate height, to ensure that it is defeated that sampling shovel 20 can accurately be taken
Send the coal supplied materials on band 10, during sampling, drive sampling shovel 20 on support along the bandwidth of conveyer belt 10 by actuating unit
Direction is moved, and full-section sampling so can be achieved.Compared with prior art, use sampler disclosed by the invention both can be with
The problem of overcoming manual sampling can not realize tunneling boring sampling, full-automatic sampler sampling can be avoided to easily cause the complete of coal again
Moisture declines and increment take less than the problem of, moreover, the present invention is simple in construction, even if the big coal of moisture remains in sampling
Shovel 20 in, cleaning get up it is also very convenient, meanwhile, the sampler can control sampling action at any time according to supplied materials situation, use
Flexibility is strong.
As further preferred scheme：As Figure 1-4, the support includes the cunning positioned at the top of conveyer belt 10 arrangement
Rail 30, sliding block 31 is provided with slide rail 30, the sampling shovel 20 is connected with sliding block 31, and power drive sliding block 31 drives sampling shovel 20
Slid back and forth along the length direction of slide rail 30.That is, the length direction of slide rail 30 is the bandwidth direction with conveyer belt 10
Unanimously, such slide rail 30 defines that sampling shovel 20 is moved along the bandwidth direction of conveyer belt 10, and then ensures sampling shovel 20
It is tunneling boring shovel sampling, while by power drive sliding block 31 so as to control sampling shovel 20 to synchronize movement, it is very convenient.
During practical application, when sampling shovel 20 reaches sampling original position, elevating mechanism can control it to be in appropriate height
Spend so that the bottom of sampling shovel 20 mutually reclines with the zone face of conveyer belt 10, and then guarantee to take sample, however, to ensure that
The reliable delivery of coal, it is in the less arcs of recesses of curvature that the cross section of the conveyer belt 10, which is, therefore sampling shovel 20 is along conveying
In bandwidth direction moving process with 10, the highly desirable of sampling shovel 20 has slightly according to the zone face height change of conveyer belt 10
Adjustment, just can guarantee that the reliable of coal is taken, and not only flexibility is poor if now being adjusted using elevating mechanism, and
The power consumption of elevating mechanism is undoubtedly added, therefore, present invention employs following technical scheme：As Figure 1-5, it is described to take
Sample shovel 20 includes shovel bar 21, and the box-like scraper bowl 22 of front opening, and the opening direction of scraper bowl 22 is perpendicular to conveyer belt 10
Length direction, one end and the scraper bowl 22 for shoveling bar 21 are connected, and other end is articulated and connected pull bar 32 by jointed shaft 40, pull bar 32
End away from shovel bar 21 is connected on sliding block 31, the axial length direction of the jointed shaft 40 and the length direction one of conveyer belt 10
Cause, so as shown in figure 1, when sampling shovel 20 is originating sample position, the bottom plate of its openend 221 of elevating mechanism adjustment control
222 abut on the zone face of conveyer belt 10, when such actuating unit driving sliding block 31 drives the movement sampling of sampling shovel 20, by taking
Effect is compressed between the bottom plate 222 of sample shovel 20 and the zone face of conveyer belt 10, drives sampling shovel 20 to be sent out around jointed shaft 40 naturally
Raw appropriate rotation, so that the bottom plate 222 at the openend 221 of sampling shovel 20 abuts on the zone face of conveyer belt 10 all the time, enters
And ensure reliably to sample.
Preferably, as Figure 1-4, stage clip 50 is provided between the sliding block 31 and scraper bowl 22, the one end of stage clip 50 is fixed
On sliding block 31, other end is fixed on scraper bowl 22 and arranged close to the openend 221 of scraper bowl 22, the restoring force of stage clip 50
Scraper bowl 22 is located at the zone face of bottom plate 222 and conveyer belt 10 at openend 221 and mutually reclined in effect control shovel sampling process, such as
Shown in Fig. 2, the recovery pressure of such stage clip 50 is acted predominantly at the openend 221 of scraper bowl 22, thereby further ensures that sampling
During the bottom plate 222 that is located at openend 221 of scraper bowl 22 against the zone face of conveyer belt 10 all the time and advance sampling.Certainly, exist
Need to ensure in the size selection of stage clip 50 is that it is to be in compressive state all the time in entirely shovel sampling process.And when sampling
After the completion of work, sampling shovel 20, which may proceed to advance to its openend 221, gradually leaves conveyer belt 10, as shown in Fig. 3, now exists
Under the coal pressure effect accessed in its own gravity and sampling shovel 20, sampling shovel 20 can rotate around jointed shaft 40 automatically
Make its openend 221 gradually downward, so as to which automatically coal therein is poured out to the aggregate tube of the side of conveyer belt 10 arrangement,
To treat that postorder is handled, and 50 extended states in appropriateness of stage clip in the state of falling sample, therefore have no effect on stage clip 50 just
Normal service life.
Further, as Figure 1-5, the bottom interval of sliding block 31 is provided with two upper fix bars 33 extended downwardly,
Scraper bowl 22 is respectively arranged with the lower fix bar 23 upwardly extended close to the two side of openend 221, and the stage clip 50 has two, and
The both ends of each stage clip 50, which are respectively arranged, to be fixed in the upper and lower fix bar 33,23 of corresponding distribution.By upper and lower fix bar 33,
Use restraint fixation at the both ends of 23 pairs of stage clips 50, so may further ensure that the pressure of stage clip 50 acts on sampling shovel 20
Reliability, meanwhile, stage clip 50 is arranged simultaneously in the both sides of scraper bowl 22, so can further improve the pressure effect effect of stage clip 50
Fruit.
Specifically scheme is：As Figure 1-5, the overall profile of the lower fix bar 23 is in L shapes, lower fix bar 23
Quarter butt section is crossed in the side wall for the openend 221 for being fixed on scraper bowl 22, and the long bar segment of lower fix bar 23 is to prolonging at the place of sliding block 31
Stretch, one end of the stage clip 50, which is arranged, to be fixed in the long bar segment of lower fix bar 23；Preferably, the openend 221 of scraper bowl 22
Angle α between the plate face of end face and bottom plate 222 is acute angle, has so both ensured that scraper bowl 22 can shovel sampling, reduced stage clip again
50 push the intensity of pressure requirement of scraper bowl 22, and then facilitate bottom plate of the stage clip 50 more easily by the openend 221 of scraper bowl 22
222 push and abut on the zone face of conveyer belt 10.
In addition, the implementation of the elevating mechanism have it is a variety of, such as, the elevating mechanism is is arranged in the both ends of slide rail 30
Cylinder 60, the rod end of the piston rod 61 of cylinder 60 is connected with the end of slide rail 30, and the bar length direction of piston rod 61 is located at lead
Hang down on direction, cylinder 60 controls slide rail 30 to drive sampling shovel 20 to move up and down.Slide rail 30 is adjusted by cylinder 60, that is, sampled
The height of shovel 20, it is convenient and swift.Sampling shovel 20 and conveyer belt when the arrangement of lifting structure is not only controlled at starting sample position
The distance between 10, and after the completion of sampling, the work of falling sample, as shown in figure 4, sampling shovel 20 can be lifted by elevating mechanism
Hindered by the coal on conveyer belt 10 or conveyer belt 10 to certain altitude, during so as to avoid its return, can so ensure
It can be quickly returning to original position.
Claims (8)
- A kind of 1. automatic coal sampling device, it is characterised in that：Conveyer belt (10) including conveying coal, and across conveyer belt (10) support of arrangement, sampling shovel (20) is provided with support, power drive sampling shovel (20) is on support along conveyer belt (10) bandwidth direction moves back and forth to realize tunneling boring shovel sampling, and elevating mechanism control sampling shovel (20) realization moves up and down dynamic Make.
- 2. automatic coal sampling device according to claim 1, it is characterised in that：The support includes being located at conveyer belt (10) slide rail (30) of top arrangement, is provided with sliding block (31) on slide rail (30), and the sampling shovel (20) is connected with sliding block (31), Power drive sliding block (31) drives length direction of the sampling shovel (20) along slide rail (30) to slide back and forth.
- 3. automatic coal sampling device according to claim 2, it is characterised in that：The sampling shovel (20) includes shovel bar (21), and front opening box-like scraper bowl (22), the opening direction of scraper bowl (22) perpendicular to conveyer belt (10) length direction, One end and the scraper bowl (22) for shoveling bar (21) are connected, and other end is articulated and connected pull bar (32) by jointed shaft (40), pull bar (32) End away from shovel bar (21) is connected on sliding block (31), the axial length direction of the jointed shaft (40) and the length of conveyer belt (10) Direction is consistent.
- 4. automatic coal sampling device according to claim 3, it is characterised in that：The sliding block (31) and scraper bowl (22) it Between be provided with stage clip (50), stage clip (50) one end is fixed on sliding block (31), and other end is fixed on scraper bowl (22) and close The openend (221) of scraper bowl (22) arranges that scraper bowl (22), which is located at, in the restoring force effect control shovel sampling process of stage clip (50) opens The zone face of the bottom plate (222) and conveyer belt (10) at mouth end (221) place mutually reclines.
- 5. automatic coal sampling device according to claim 4, it is characterised in that：The bottom interval of sliding block (31) is provided with Two upper fix bars (33) extended downwardly, scraper bowl (22) are respectively arranged with close to the two side of openend (221) and upwardly extended Lower fix bar (23), the stage clip (50) has two, and the both ends of each stage clip (50) are respectively arranged and are fixed on corresponding distribution Upper and lower fix bar (33,23) on.
- 6. automatic coal sampling device according to claim 5, it is characterised in that：The monolithic wheel of the lower fix bar (23) Wide L-shaped, the quarter butt section of lower fix bar (23) is crossed in the side wall at openend (221) place for being fixed on scraper bowl (22), lower fixation Extend at where the long bar segment of bar (23) to sliding block (31), one end of the stage clip (50), which is arranged, is fixed on lower fix bar (23) In long bar segment.
- 7. automatic coal sampling device according to claim 5, it is characterised in that：The openend (221) of scraper bowl (22) Angle α between the plate face of end face and bottom plate (222) is acute angle.
- 8. according to the automatic coal sampling device described in claim 4 or 5 or 6, it is characterised in that：The elevating mechanism is arrangement Cylinder (60) at slide rail (30) both ends, the rod end of the piston rod (61) of cylinder (60) are connected with the end of slide rail (30), and living The bar length direction of stopper rod (61) is located in vertical, and cylinder (60) control slide rail (30) drives sampling shovel (20) to move up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710603452.2A CN107367399A (en) | 2017-07-23 | 2017-07-23 | Automatic coal sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710603452.2A CN107367399A (en) | 2017-07-23 | 2017-07-23 | Automatic coal sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107367399A true CN107367399A (en) | 2017-11-21 |
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ID=60307332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710603452.2A Pending CN107367399A (en) | 2017-07-23 | 2017-07-23 | Automatic coal sampling device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109374346A (en) * | 2018-11-30 | 2019-02-22 | 杭州瀚陆物探工程技术有限公司 | A kind of deep-sea box corer and its sampling method |
| CN111289288A (en) * | 2020-03-12 | 2020-06-16 | 山东东山古城煤矿有限公司 | Automatic control coal quality sampling device of underground transportation system |
| CN112173551A (en) * | 2020-09-16 | 2021-01-05 | 张佳 | Automatic belt conveying coal sampling device |
| CN113109073A (en) * | 2021-05-28 | 2021-07-13 | 山东交通学院 | A coal sampling device |
| CN113758742A (en) * | 2021-08-23 | 2021-12-07 | 石横特钢集团有限公司 | Automatic sampler for finished sintered ore |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1199167A (en) * | 1997-05-14 | 1998-11-18 | 北京电力自动化设备厂 | Coal sample sampling head |
| CN2685863Y (en) * | 2004-03-19 | 2005-03-16 | 张涛 | Parallel pushing sampling device |
| CN201653755U (en) * | 2010-03-25 | 2010-11-24 | 上海梅山钢铁股份有限公司 | Belt divider with scraping plate |
| CN105865828A (en) * | 2016-05-31 | 2016-08-17 | 湖南三德科技股份有限公司 | Full-fracture surface sampling device |
| CN106289878A (en) * | 2016-08-16 | 2017-01-04 | 中国神华能源股份有限公司 | Sampling apparatus and defeated coal sample devices |
| CN206114335U (en) * | 2016-08-30 | 2017-04-19 | 福建省联盛纸业有限责任公司 | Paper mill steam coal sampling device |
| CN106628987A (en) * | 2016-11-30 | 2017-05-10 | 绵阳图致信息科技有限公司 | Full-automatic stable unloading device |
| CN206930479U (en) * | 2017-07-23 | 2018-01-26 | 马飞 | Coal sampling device |
-
2017
- 2017-07-23 CN CN201710603452.2A patent/CN107367399A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1199167A (en) * | 1997-05-14 | 1998-11-18 | 北京电力自动化设备厂 | Coal sample sampling head |
| CN2685863Y (en) * | 2004-03-19 | 2005-03-16 | 张涛 | Parallel pushing sampling device |
| CN201653755U (en) * | 2010-03-25 | 2010-11-24 | 上海梅山钢铁股份有限公司 | Belt divider with scraping plate |
| CN105865828A (en) * | 2016-05-31 | 2016-08-17 | 湖南三德科技股份有限公司 | Full-fracture surface sampling device |
| CN106289878A (en) * | 2016-08-16 | 2017-01-04 | 中国神华能源股份有限公司 | Sampling apparatus and defeated coal sample devices |
| CN206114335U (en) * | 2016-08-30 | 2017-04-19 | 福建省联盛纸业有限责任公司 | Paper mill steam coal sampling device |
| CN106628987A (en) * | 2016-11-30 | 2017-05-10 | 绵阳图致信息科技有限公司 | Full-automatic stable unloading device |
| CN206930479U (en) * | 2017-07-23 | 2018-01-26 | 马飞 | Coal sampling device |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109374346A (en) * | 2018-11-30 | 2019-02-22 | 杭州瀚陆物探工程技术有限公司 | A kind of deep-sea box corer and its sampling method |
| CN109374346B (en) * | 2018-11-30 | 2024-06-11 | 杭州瀚陆海洋科技有限公司 | Deep sea box type sampler and sampling method thereof |
| CN111289288A (en) * | 2020-03-12 | 2020-06-16 | 山东东山古城煤矿有限公司 | Automatic control coal quality sampling device of underground transportation system |
| CN112173551A (en) * | 2020-09-16 | 2021-01-05 | 张佳 | Automatic belt conveying coal sampling device |
| CN113109073A (en) * | 2021-05-28 | 2021-07-13 | 山东交通学院 | A coal sampling device |
| CN113758742A (en) * | 2021-08-23 | 2021-12-07 | 石横特钢集团有限公司 | Automatic sampler for finished sintered ore |
| CN113758742B (en) * | 2021-08-23 | 2024-02-27 | 石横特钢集团有限公司 | Automatic sampler for finished sinter |
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Application publication date: 20171121 |