CN206624361U - Stream signal supervisory instrument for belt conveyor - Google Patents
Stream signal supervisory instrument for belt conveyor Download PDFInfo
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- CN206624361U CN206624361U CN201720304561.XU CN201720304561U CN206624361U CN 206624361 U CN206624361 U CN 206624361U CN 201720304561 U CN201720304561 U CN 201720304561U CN 206624361 U CN206624361 U CN 206624361U
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- cross bar
- stream signal
- belt conveyor
- supervisory instrument
- signal supervisory
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- 238000001514 detection method Methods 0.000 claims abstract description 63
- 239000000463 material Substances 0.000 claims abstract description 36
- 238000012360 testing method Methods 0.000 claims abstract description 21
- 238000006073 displacement reaction Methods 0.000 claims description 27
- 230000006698 induction Effects 0.000 claims description 8
- 239000003082 abrasive agent Substances 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 230000008859 change Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000523 sample Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000013590 bulk material Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
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Abstract
It the utility model is related to a kind of stream signal supervisory instrument for belt conveyor, the stream signal supervisory instrument is included respectively in spaced a pair of brackets in conveyer belt both sides (10) of belt conveyor and the cross bar (20) for being rotatably supported by this and being located above conveyer belt to support, the detection bar (30) towards conveyer belt extension is connected with the cross bar, the testing agency that can detect detection bar rotary motion is connected with least one end of cross bar, the testing agency is located at the outside of support.Pass through above-mentioned technical proposal, a pair of brackets is respectively placed in the both sides of the conveyer belt of conveyer, detection bar hangs down naturally, detection bar is pushed up with the transmission of material, cross bar rotates, and the testing agency being connected on cross bar or support can detect the rotary motion of detection bar, and testing agency is located at the outside of a pair of brackets, so as to not influence the transmission of material completely, its testing result is not also influenceed by belt conveyor.
Description
Technical field
Detection means is the utility model is related to, in particular it relates to which a kind of be directed in bulk material induction system (such as coal
Induction system) material whether flow the stream signal supervisory instrument for belt conveyor detected.
Background technology
In material transport system, material is conveyed by belt conveyor etc., in the process, particularly bulk material
Dust raising phenomenon often is produced because material is excessive, or belt conveyor is shut down because breaking down without conveying material, because
This needs to set stream signal supervisory instrument, so as to be detected to whether the material on belt conveyor flows.
Conventional stream detection means generallys include three kinds, i.e. inclination detecting device, pressure-detecting device and ultrasonic wave
Closing detecting apparatus.As shown in figure 1, in inclination detecting device, pass through iron chains or steel in the top of the conveyer belt of belt conveyor
Silk slings mercoid switch 1, and when not having material 4 on conveyer belt, mercoid switch 1 freely sags into vertical state, exports no stream
Signal, when there is material on conveyer belt, mercoid switch 1 is promoted by material and turns into heeling condition, and exporting has stream by signal,
Inclination detecting device is simple in construction, easily realizes, but mercoid switch is very easy to abrasion, and service life is short, and cable
The appearance of a street is easily worn, and maintenance activity could be carried out by carrying out shutdown operation to belt conveyor during failure in addition.As shown in Fig. 2 pressure
In force checking device, pressure stream switch 2 is set on the lower surface of conveyer belt, detected by the pressure of material on conveyer belt
Material is whether there is, pressure-detecting device is also simple in construction and easy realization, but the wheel of belt conveyor and bearing are easily ground
Damage, and the hardness of conveyer belt and tension force change with temperature Change, so as to influence the accuracy of stream testing result.Such as Fig. 3
It is shown, in supersonic switch detection means, ultrasonic probe 3 is set in the upper center of conveyer belt, sent out by ultrasonic probe 3
Go out and receive the time for returning to sound wave, the piling height for calculating material on conveyer belt passes through the ultrasonic wave to determine whether material
Closing detecting apparatus is contactless detection device, therefore does not have wear phenomenon, but sets and debug complicated, ultrasonic probe
Cost it is high, and when mass flow is smaller, detection signal is not accurate enough.
Consider the advantage and disadvantage of above-mentioned existing stream detection signal, the utility model needs to provide a kind of stream signal inspection
Survey between device and conveyer and be mutually independent of each other or influence to minimize, and service life is long, cost is low is used for Belt Conveying
The stream detection means of machine.
Utility model content
The purpose of this utility model is to provide a kind of equipment, and this is used for the stream signal supervisory instrument of belt conveyor, should
Stream signal supervisory instrument, which can detect, whether there is material on conveyer belt, and its testing result is not influenceed by belt conveyor.
To achieve these goals, the utility model provides a kind of stream signal supervisory instrument for belt conveyor,
The stream signal supervisory instrument include respectively the belt conveyor the spaced a pair of brackets in conveyer belt both sides and
Support is rotatably supported by this and the cross bar above the conveyer belt, be connected with the cross bar towards the conveyer belt
The detection bar of extension, wherein, the stream signal supervisory instrument also includes the detection that can detect the detection bar rotary motion
Mechanism, the testing agency be arranged at the cross bar at least on one end or on the support and positioned at the outside of the support.
Preferably, the testing agency is proximity switch, and the proximity switch includes inductor and displacement transducer, the displacement
Sensor is connected on the outer surface of the support, and the inductor is fixed on the outside for protruding from the support of the cross bar
End on, the inductor can rotate with the rotation of the cross bar relative to institute displacement sensors.
Preferably, one end of the inductor is provided with arc, and the arc vertically passes positioned at the displacement
The top of sensor, and the plate face of the arc it is relative with institute displacement sensors induction area it is constant.
Preferably, the inductor is removably attached to one end of the cross bar.
Preferably, the inductor saves land with the cross bar adjustable angle and is connected.
Preferably, the other end of the inductor is connected with the hollow collar, and the collar passes through bolt phase with the cross bar
Connection.
Preferably, support member is installed on the support, formed with mounting hole on the support member, institute's displacement sensors
Head is inserted and is fixed in the mounting hole and towards the inductor.
Preferably, the proximity switch is vortex type proximity switch.
Preferably, the both ends of the cross bar are connected on the pair of support by a pair of bearings.
Preferably, the material of the detection bar is high-abrasive material.
Pass through above-mentioned technical proposal, a pair of brackets is respectively placed in the both sides of the conveyer belt of conveyer, and detection bar is natural
Hang down, with the transmission of material, detection bar is pushed up, and cross bar rotates, the testing agency's energy being arranged on cross bar or support
The rotary motion of detection bar is enough detected, and testing agency is located at the outside of the pair of support, so as to not influence material completely
Transmission, its testing result also do not influenceed by conveyer.
Other features and advantages of the utility model will be described in detail in subsequent specific embodiment part.
Brief description of the drawings
Accompanying drawing is to be further understood for providing to of the present utility model, and a part for constitution instruction, and following
Embodiment be used to explain the utility model together, but do not form to limitation of the present utility model.In the accompanying drawings:
Fig. 1 is as a kind of structural representation of the inclination detecting device of conventional stream detection means.
Fig. 2 is the structural representation as the pressure-detecting device of another conventional stream detection means.
Fig. 3 is the structural representation of the supersonic switch detection means of the stream detection means conventional as another.
Fig. 4 is the structural representation of stream detection means of the present utility model.
Fig. 5 is the structural perspective of the support in stream detection means of the present utility model.
Fig. 6 is the structural perspective of the inductor in stream detection means of the present utility model.
Fig. 7 is the structural perspective of the support member in stream detection means of the present utility model.
Fig. 8 is the structural perspective of the bearing in stream detection means of the present utility model.
Fig. 9 is the structural perspective of the baffle ring in stream detection means of the present utility model.
Description of reference numerals
The cross bar of 10 support 20
The inductor of 30 detection bar 40
The collar of 41 arc 42
The bolt of 43 side opening 50
The mounting hole of 60 support member 61
The baffle ring of 70 bearing 80
Embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.It should be appreciated that herein
Described embodiment is merely to illustrate and explained the utility model, is not limited to the utility model.
In illustrating below, in the case where not there is opposite explanation, the noun of locality " vertical direction " refers to stream recoil simulator
The direction that detection bar hangs down naturally along gravity direction, " horizontal direction " refer to perpendicular to the direction of vertical direction.
The utility model provides a kind of stream signal supervisory instrument for belt conveyor, as shown in figure 4, this practicality is new
The stream signal supervisory instrument of type is included respectively in spaced a pair of conveyer belt (not shown) both sides of belt conveyor
Frame 10, as shown in figure 5, support 10 be similar to cuboid column but it is also possible to be cylinder, as long as support 10 can play
Supporting role.Stream signal supervisory instrument also includes being rotatably supported by a pair of brackets 10 and above conveyer belt
Cross bar 20, the cross bar 20 are arranged in the horizontal direction, and the detection bar 30 towards conveyer belt extension, the inspection are connected with cross bar 20
Of length no more than cross bar 20 of measuring staff 30 will meet when conveying has material on conveyer belt with transmitting the distance between belt surface
When detection bar 30 can contacting material and the length that is boosted upwards by material, therefore the length of detection bar 30 is preferably to be slightly lower than
Cross bar 20 is with transmitting the distance between belt surface.Can be detachably connected between cross bar 20 and detection bar 30, this is easy to more
The detection bar 30 changed after abrasion is but it is also possible to be integral piece, as shown in figure 1, cross bar 20 and detection piece 30 are T-bar.In addition, it is
Detect in real time on conveyer belt and whether there is material, to be provided with least one end of cross bar 20 or support 10 to detect
The testing agency of the rotary motion of measuring staff 30, and the testing agency is located at the outside of support 10.
The use process of stream detection means of the present utility model will be briefly described below.A pair of brackets 10 is placed respectively
In the both sides of the conveyer belt of conveyer, cross bar 20 is arranged in a pair of brackets 10 in the horizontal direction, when there is no material on conveyer belt,
Detection bar 30 is vertically hung down naturally, and when conveying has material on conveyer belt, detection bar 30 is pushed up, 20 turns of cross bar
Dynamic, now testing agency can detect the rotary motion of detection bar 30.Due to the detection of stream detection means of the present utility model
Mechanism is located at the outside of a pair of brackets, and so as to not influence the transmission of material completely, its testing result is not also by belt conveyor
Influence.
In addition, a kind of preferred embodiment as testing agency, testing agency can be provided in swashing on support 10
Optical sensor, through hole is additionally provided with support 10, is hung down naturally under state in detection bar 30, a pair of brackets 10 and detection bar 30
In (hereinafter referred to as plane A, accompanying drawing not shown in) in same plane.Laser launches laser signal by the through hole on support 10,
When not having material on conveyer belt, laser signal is back to laser sensor after reaching detection bar 30, when there is material on conveyer belt
When, detection bar 30 is boosted upwards by material, that is to say, that detection bar 30 departs from plane A, therefore laser signal can reach another
Laser sensor is back to after support 10.By the time of return of laser signal, can detect material is whether there is on conveyer belt.
As testing agency, the utility model provides preferred embodiment, and testing agency can use proximity switch,
The proximity switch includes inductor 40 and displacement transducer (not shown), and the displacement transducer is connected to the outer surface of support 10
On, inductor 40 is fixed on the end in the outside for protruding from support 10 of cross bar 20, and inductor 40 can be with cross bar 20
Rotate and rotated relative to displacement transducer.Under such configuration, when detection bar 30 is boosted upwards by material, cross bar 20 rotates,
Inductor 40 is rotated also with cross bar 20 and rotated relative to displacement transducer, and the displacement transducer can pass through inductor 40
Rotate and detect the rotary motion of detection bar 30, thereby determine that material is whether there is on conveyer belt.
Proximity switch can operate without carrying out mechanically direct contact with moving component, when the sense of inductor proximity switch
When answering face to operating distance, it is not necessary to which Mechanical Contact and any pressure of application can make switch motion, so as to drive DC electric apparatus
Or provide control instruction to computer (PLC) device.Proximity switch has travel switch and microswitch due to being noncontacting switch
Characteristic, while there are sensing capabilities, reliable in action, stable performance, frequency response is fast, application life length, strong antijamming capability,
And there is waterproof, shockproof, corrosion-resistant.The utility model does not limit the type of proximity switch, can use passive close
One kind in switch, vortex type proximity switch, capacitive approach switch, Hall-type proximity switch, photo-electric proximity switch, accordingly
Inductor can also use with switching supporting material.Preferably, the utility model uses vortex type proximity switch, inductor
40 be metal material.
It is further to note that proximity switch can start need to have certain induction area and certain sensing away from
From, wherein, induction area refers to area relative between inductor and displacement transducer, distance of reaction refer to inductor with
The distance between displacement transducer, when inductor is only in distance of reaction, proximity switch can just start.Meeting above-mentioned two
On the basis of condition, further, as shown in fig. 6, one end of inductor of the present utility model 40 is provided with arc 41, the arc
Shape plate 41 is vertically located at the top of displacement transducer, and the plate face sensing relative with displacement transducer of arc 41
Constant area.In actual condition, because the inventory in the unit area of conveyer belt is different, i.e. material was conveying
Height when passing through stream detection means in journey can change always, the anglec of rotation real-time change of detection bar 30, thus cross bar 20
Also can rotate always, during long-term work, under extreme case, cross bar 20 may in the horizontal direction (axial direction) it is mobile.Due to
The arc 41 of inductor 40 is located at the top of displacement transducer, therefore even if cross bar 20 moves in the horizontal direction, also will not be with
Displacement transducer collides.In addition, the plate face of arc 41 needs have certain area, both meet above-mentioned induction area,
And can is enough to ensure that inductor is located in distance of reaction when cross bar 20 is moved in the horizontal direction.
In addition, in order to improve the dismounting convenience of whole stream signal supervisory instrument, inductor 40 is removably attached to
One end of cross bar 20, when needing to change the grade of cross bar 20, inductor 40 is disassembled from cross bar 20.
On this basis, belt conveyor is often arranged in inclined plane, and now support also can have inclination angle with horizontal plane,
But detection bar 30 and inductor 40 vertically (gravity direction) can hang down naturally, in order to ensure that inductor 40 passes with displacement
The induction area of sensor is relative in real time, and inductor 40 saves land with the adjustable angle of cross bar 20 and is connected.
Specifically, the other end of inductor 40 is connected with the hollow collar 42, and the collar 42 passes through bolt 50 with cross bar 20
It is connected.As shown in Figure 4 and Figure 6, on the collar 42 formed with side opening 43, also there is the jack corresponding with side opening 43 on cross bar 20
(not shown), when belt conveyor is arranged in inclined plane, unclamps bolt 50 and adjust in the arc 41 of inductor 40
After the heart is relative with displacement transducer, bolt 50 is tightened so that inductor 40 is provided on cross bar 20.Thus, when defeated on conveyer belt
When having sent material, detection bar 30 rotates, while inductor 40 can be completed to detect in the top cutting magnetic field of displacement transducer
Operation.
In addition, as shown in figs. 4 and 7, support member 60 is installed on support 10, formed with mounting hole on the support member 60
61, the insertion of the head of displacement transducer and it is fixed in mounting hole 61 and towards inductor 40.
Under the continuous duty of belt conveyor, detection bar 30 can constantly be swung, and detection bar 30 can be ground
Damage, thus, detection bar 30 preferably uses high-abrasive material, for example, wear-resisting steel plate, but not limited to this, detection bar 30 can be internal
Plastic housing is coated with for metallic rod and outside, this structure can either ensure that detection bar 30 has constant weight, and and can reaches wear-resisting.
In addition, in order that cross bar 20 can be rotated neatly, as shown in Figure 4 and Figure 8, the both ends of cross bar 20 are distinguished by a pair of bearings 70
It is connected in a pair of brackets 10.
Over the mount 10 set bearing on the basis of, in order to prevent cross bar 20 in the horizontal direction play and out of support 10
Side is dropped, and as shown in figures 4 and 9, baffle ring 80 can be set on the end of stent outer in protruding from for cross bar 20, the backstop
Ring 80 is located adjacent to the side of support 10 compared to inductor 40.The utility model provides the structure of baffle ring 80 and the set of inductor 40
The structure of ring 42 is identical, and is bolted on cross bar, but not limited to this.
Preferred embodiment of the present utility model, still, the utility model and unlimited is described in detail above in association with accompanying drawing
Detail in above-mentioned embodiment, can be to skill of the present utility model in range of the technology design of the present utility model
Art scheme carries out a variety of simple variants, and these simple variants belong to the scope of protection of the utility model.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, it can be combined by any suitable means, in order to avoid unnecessary repetition, the utility model is to each
The possible combination of kind no longer separately illustrates.
In addition, it can also be combined between a variety of embodiments of the present utility model, as long as it is not disobeyed
Thought of the present utility model is carried on the back, it should equally be considered as content disclosed in the utility model.
Claims (10)
1. a kind of stream signal supervisory instrument for belt conveyor, the stream signal supervisory instrument is included respectively in the skin
Spaced a pair of brackets in conveyer belt both sides (10) with conveyer and support (10) is rotatably supported by this and position
Cross bar (20) above the conveyer belt, the detection bar (30) towards conveyer belt extension is connected with the cross bar (20),
Characterized in that, the stream signal supervisory instrument also includes the detection machine that can detect the detection bar (30) rotary motion
Structure, the testing agency be arranged at the cross bar (20) at least on one end or on the support (10) and be located at the support (10)
Outside.
2. the stream signal supervisory instrument according to claim 1 for belt conveyor, it is characterised in that the detection
Mechanism is proximity switch, and the proximity switch includes inductor (40) and displacement transducer, and the displacement transducer is connected to the branch
On the outer surface of frame (10), the inductor (40) is fixed on the outside for protruding from the support (10) of the cross bar (20)
On end, the inductor (40) can rotate with the rotation of the cross bar (20) relative to institute's displacement sensors.
3. the stream signal supervisory instrument according to claim 2 for belt conveyor, it is characterised in that the sensing
One end of body (40) is provided with arc (41), and the arc (41) is vertically located at the top of institute's displacement sensors,
And the plate face of the arc (41) induction area relative with institute displacement sensors is constant.
4. the stream signal supervisory instrument according to claim 3 for belt conveyor, it is characterised in that the sensing
Body (40) is removably attached to one end of the cross bar (20).
5. the stream signal supervisory instrument according to claim 4 for belt conveyor, it is characterised in that the sensing
Body (40) saves land with the cross bar (20) adjustable angle and is connected.
6. the stream signal supervisory instrument according to claim 5 for belt conveyor, it is characterised in that the sensing
The other end of body (40) is connected with the hollow collar (42), and the collar (42) is connected with the cross bar (20) by bolt (50)
Connect.
7. the stream signal supervisory instrument according to claim 2 for belt conveyor, it is characterised in that the support
(10) support member (60) is installed on, inserted on the support member (60) formed with mounting hole (61), the head of institute's displacement sensors
Enter and be fixed in the mounting hole (61) and towards the inductor (40).
8. the stream signal supervisory instrument according to claim 2 for belt conveyor, it is characterised in that described close
Switch as vortex type proximity switch.
9. the stream signal supervisory instrument according to claim 1 for belt conveyor, it is characterised in that the cross bar
(20) both ends are connected on the pair of support (10) by a pair of bearings (70).
10. the stream signal supervisory instrument according to claim 1 for belt conveyor, it is characterised in that the inspection
The material of measuring staff (30) is high-abrasive material.
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CN201720304561.XU CN206624361U (en) | 2017-03-27 | 2017-03-27 | Stream signal supervisory instrument for belt conveyor |
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CN201720304561.XU CN206624361U (en) | 2017-03-27 | 2017-03-27 | Stream signal supervisory instrument for belt conveyor |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107963394A (en) * | 2017-12-28 | 2018-04-27 | 湖南科技大学 | A kind of automatic Detection & Controling device of circular pipe belt type conveyer tube expansion |
CN108373026A (en) * | 2018-04-11 | 2018-08-07 | 成都建筑材料工业设计研究院有限公司 | A kind of detection device for the conveying detection of material continuity |
CN109607103A (en) * | 2018-11-28 | 2019-04-12 | 武汉钢铁有限公司 | Heap mass flow online test method, device and its application are dissipated on belt conveyor |
CN109823794A (en) * | 2019-03-11 | 2019-05-31 | 河北工程大学 | A kind of metering device and method of belt machine-made egg-shaped or honey-comb coal briquets flow |
CN109879010A (en) * | 2019-03-07 | 2019-06-14 | 河钢股份有限公司承德分公司 | Prevent the detection method of charging of blast furnace belt silt material |
CN114166867A (en) * | 2022-02-14 | 2022-03-11 | 山西理工智联科技有限公司 | Coal quality multi-element real-time detection system based on X-ray analyzer |
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2017
- 2017-03-27 CN CN201720304561.XU patent/CN206624361U/en active Active
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107963394A (en) * | 2017-12-28 | 2018-04-27 | 湖南科技大学 | A kind of automatic Detection & Controling device of circular pipe belt type conveyer tube expansion |
CN107963394B (en) * | 2017-12-28 | 2023-09-05 | 湖南科技大学 | Automatic detection and control device for expanding tube of circular tube belt conveyor |
CN108373026A (en) * | 2018-04-11 | 2018-08-07 | 成都建筑材料工业设计研究院有限公司 | A kind of detection device for the conveying detection of material continuity |
CN109607103A (en) * | 2018-11-28 | 2019-04-12 | 武汉钢铁有限公司 | Heap mass flow online test method, device and its application are dissipated on belt conveyor |
CN109879010A (en) * | 2019-03-07 | 2019-06-14 | 河钢股份有限公司承德分公司 | Prevent the detection method of charging of blast furnace belt silt material |
CN109823794A (en) * | 2019-03-11 | 2019-05-31 | 河北工程大学 | A kind of metering device and method of belt machine-made egg-shaped or honey-comb coal briquets flow |
CN114166867A (en) * | 2022-02-14 | 2022-03-11 | 山西理工智联科技有限公司 | Coal quality multi-element real-time detection system based on X-ray analyzer |
CN114166867B (en) * | 2022-02-14 | 2022-05-10 | 山西理工智联科技有限公司 | Coal quality multi-element real-time detection system based on X-ray analyzer |
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