CN108482976A - A kind of shallow-tank separator chain monitoring and protecting device - Google Patents
A kind of shallow-tank separator chain monitoring and protecting device Download PDFInfo
- Publication number
- CN108482976A CN108482976A CN201810355021.3A CN201810355021A CN108482976A CN 108482976 A CN108482976 A CN 108482976A CN 201810355021 A CN201810355021 A CN 201810355021A CN 108482976 A CN108482976 A CN 108482976A
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- China
- Prior art keywords
- shallow
- tank separator
- detection
- fixing axle
- chain
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G43/00—Control devices, e.g. for safety, warning or fault-correcting
- B65G43/06—Control devices, e.g. for safety, warning or fault-correcting interrupting the drive in case of driving element breakage; Braking or stopping loose load-carriers
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a kind of shallow-tank separator chain monitoring and protecting devices, including detection feeler lever, detection unit, signal detection piece, fixing axle and control unit；Detection unit is connected with fixing axle, detection unit is connect with control unit, one end of detection feeler lever is contacted with the top surface of shallow-tank separator chain, the other end of detection feeler lever connect and moves synchronously with signal detection piece, when shallow-tank separator chain breaks down, signal detection piece is moved to other than the detection zone of detection unit, and control unit exports emergency mobile forces stop signal.The device has the advantages that stronger timeliness, convenient for safeguarding.
Description
Technical field
The present invention relates to coal preparation plant's mechanical fault detection technical fields, a kind of specially in coal preparation plant's heavy media coal separation machinery
Chain state monitoring protection device is jumped in shallow-tank separator chain rupture.
Background technology
Shallow-tank separator jump chain, chain rupture failure are the failure shapes that shallow-tank separator is frequently occurred in daily production run
Formula, the reason of causing shallow-tank separator to jump chain, chain rupture failure, have shallow-tank separator at runtime because by making under outer force effect
The power that both sides chain unbalance stress or transmission chain are carried be more than its maximum load capacity, common form be exactly bulk spoil or
Bulk foreign body from blocking, shallow-tank separator chain rupture or jump chain cannot find that the Electromechanical Accidents such as chain rupture, scraper plate damage can be caused in time.
It is driven situation in order to monitor shallow-tank separator in real time, shallow-tank separator must be sorted when producing installation according to shallow slot
Machine installs the corresponding deficient fast protective device of standard configuration and disconnected scraper plate protective device, which can only detect tail wheel operation
Whether, for shallow-tank separator chain operating condition detection there are not perfect and hysteresis qualitys, cannot in daily production run
It detects shallow-tank separator and jumps chain malfunction, exist for chain rupture failure and do not have the shortcomings that timeliness, often wait until chain rupture point
Going to certain position could to owe fast protective device action.Shallow-tank separator failure propagation is allowed in this way, extends event
Hinder processing time, increases shallow-tank separator operation risk.
Problem in view of the prior art, it is necessary to a kind of shallow-tank separator chain monitoring and protecting device be set, shallow slot is solved
Sort the lag sex chromosome mosaicism that tail wheel owes fast protective device to fault detect.
Invention content
For problems of the prior art, the present invention provides a kind of shallow-tank separator chain monitoring and protecting device, profit
It is moved upwards when jumping chain with chain and motion state that when chain chain rupture naturally droops；In conjunction with close switch operation principle shallow
It installs one group of collection at slot sorting machine machine head chain wheel additional and jumps chain, chain rupture fault state monitoring protective device.
The present invention is to be achieved through the following technical solutions：
A kind of shallow-tank separator chain monitoring and protecting device, including detection feeler lever, detection unit, signal detection piece, fixation
Axis and control unit；
Wherein, the fixing axle is arranged in the top of shallow-tank separator chain, and detection unit is connected with fixing axle, and detection is single
Member is connect with control unit, and signal detection piece is flexibly connected with fixing axle and is located at the detection zone of detection unit, detection unit
Position for detecting signal detection piece, the one end for detecting feeler lever are contacted with the top surface of shallow-tank separator chain, detect feeler lever
The other end connect and moves synchronously with signal detection piece, and when shallow-tank separator chain breaks down, signal detection piece is moved to
Other than the detection zone of detection unit, control unit exports emergency mobile forces stop signal.
Preferably, be arranged with rotary shaft in the fixing axle, the signal detection piece and detection feeler lever respectively with rotary shaft
It is connected.
Preferably, when occurring jumping chain failure, signal detection piece and detection feeler lever rotate counterclockwise around fixing axle；Work as appearance
When chain rupture failure, signal detection piece and detection feeler lever are rotated clockwise around fixing axle.
Preferably, the fixing axle is Step Shaft, for rotary shaft axially position.
Preferably, it is additionally provided with bearing between the fixing axle and rotary shaft, for reducing rotation friction.
Preferably, feeler lever fixed plate is additionally provided in the rotary shaft, detection feeler lever is connect with feeler lever fixed plate.
Preferably, sensor fixing bracket is additionally provided in the fixing axle, it is vertical to be provided on sensor fixing bracket
Strip-shaped hole, detection unit be arranged strip-shaped hole in.
Preferably, the detection unit is inductance approach switch, and inductance approach switch is at a distance from signal detection piece
Less than the detection range of inductance approach switch.
Preferably, further include fixing bracket for arranging inductance approach switch cable, fixing bracket is hollow structure
And with fixed axis connection.
Preferably, the fixing axle is arranged on shallow-tank separator babinet, in fixing axle and shallow-tank separator machine head chain wheel
The distance of heart line is 500mm, and the vertical range of the fixing axle and shallow-tank separator chain is 150mm.
Compared with prior art, the present invention has technique effect beneficial below：
The shallow-tank separator chain monitoring and protecting device, installs detection unit, signal detection piece and detection in fixing axle
Feeler lever activity is moved synchronously around fixing axle, the position of detection unit real time detection signal detection lug, detect the end of feeler lever with it is shallow
Slot sorting machine chain contact, when shallow-tank separator chain occurs jumping the failure of chain or chain rupture, detection feeler lever in the process of running
It then moves up and down, while signal detection piece being driven to move, when signal detection piece moves out detection zone, control unit output is urgent
Stop sign.The existing shallow-tank separator tail wheel of effective solution owes lag sex chromosome mosaicism of the fast protective device to fault detect.The dress
Set it is simple in structure, convenient for safeguard.
Rotary shaft is set in fixing axle, signal detection piece and detection feeler lever are connected with rotary shaft respectively, when using jumping chain
The gravity of feeler lever itself is detected when upward active force and chain rupture, rotary shaft is rotated around fixing axle, simple in structure, stable.
Further on the rotary shaft be arranged feeler lever fixed plate, for adjusts detection feeler lever distance, ensure detection feeler lever and
Slot sorting machine chain contact.
Further detection unit is arranged in the support bracket fastened strip-shaped hole of sensor, convenient for adjusting the position of detection unit
It sets, installation is more convenient.
Fixing axle is mounted on to the 500mm of shallow-tank separator machine head chain wheel center line, can chain effectively be jumped to chain
State captures and chain rupture state capture, is protected at the first time to shallow-tank separator.
Description of the drawings
Fig. 1 is the front view of protective device of the present invention；
Fig. 2 is the vertical view of protective device of the present invention.
In figure：1, shallow-tank separator chain；2, feeler lever is detected；3, fixing bolt；4, feeler lever fixed plate；5 signal detection pieces；
6, sensor fixing bracket；7, close to switch；8, fixing bracket；9, rotary shaft；10, fixing axle；11, shallow-tank separator babinet.
Specific implementation mode
Present invention will be described in further detail below with reference to the accompanying drawings, described to be explanation of the invention rather than limit
It is fixed.
As illustrated in fig. 1 and 2, a kind of shallow-tank separator chain monitoring and protecting device, including it is fixing bracket 8, rotary shaft 9, solid
Dead axle 10, close switch 7, sensor fixing bracket 6, signal detection piece 5, feeler lever fixed plate 3, detection feeler lever 2 and control unit.
Wherein, fixing bracket 8 is fixedly mounted on shallow-tank separator babinet 11, and fixing bracket 8 and shallow-tank separator head
The distance of sprocket wheel is 500mm, and one end of fixing axle 10 is connect with shallow-tank separator babinet 11, the other end of fixing axle 10 and fixation
Holder 8 connects, and fixing axle is located at the 1 surface positions 150mm of shallow-tank separator chain, and rotary shaft 9 is sleeved in fixing axle simultaneously
It can rotate, ball bearing is additionally provided between rotary shaft 9 and fixing axle 10, sensor fixing bracket 6 is fixed at fixation
The normal position of the end of axis is provided with vertical strip-shaped hole on sensor fixing bracket 6, close to switch 7 mounted on bar shaped
Kong Zhong is connect close to switch 7 with control unit, the emergency stop (apparatus) connection of control unit and shallow-tank separator.
Signal detection piece 5 is connect with rotary shaft 9, and is arranged in the surface of rotary shaft 9, signal detection piece 5 and rotary shaft 9
It rotates synchronously, the height and position of signal detection piece 5 is identical as the height close to switch 7, ensures normally transporting in shallow-tank separator
Under row state, signal detection piece 5 can be monitored close to switch 7.Feeler lever fixed plate 3 tilts down connection on the rotary shaft, visits
The end of bar fixed plate 3 is connect by fixing bolt with one end of detection feeler lever 2, and the other end and shallow slot for detecting feeler lever 2 sort
Chain item 1 contacts.4 link position of feeler lever fixed plate and the length for detecting feeler lever 2 will ensure that shallow-tank separator is jumping chain, chain rupture two
It is sensitive reliable when kind critical condition.
When shallow-tank separator chain 1 occurs to jump chain failure, detection feeler lever 2 is rotated up under the action of beating power, i.e.,
It rotates counterclockwise；When shallow-tank separator chain 1 occurs to jump chain failure, detection feeler lever 2 rotates down under gravity, i.e.,
It rotates clockwise.
Fixing bracket 8 is welded on shallow-tank separator babinet 1, and fixing bracket 8 is hollow structure, is conveniently accessible to switch 7
Power cord standardization of the wire layout.Fixing bracket also can be used with shallow-tank separator babinet and be bolted, the existing ways connection such as riveting.
The fixing axle 10 is Step Shaft, and rotary sleeve can carry out axially position in fixing axle to rotary shaft, Gu
Dead axle is with shallow-tank separator babinet using being welded and fixed, and for sensor fixing bracket 6 with fixing axle using being welded to connect, sensor is solid
Fixed rack 6 will ensure it close to the installation requirement switched in the welding position of fixing axle 10.
Control unit is PLC controller.Close to the inductance approach switch that switch 7 is CHE12-4NA-A710, inspection amount
Journey is 4mm.Require the detection direction close to switch 7 vertical with signal detection piece 5 when installation, vertical range will 0 to 4mm it
Between.Signal detection piece 5 is circular arc type.
It is detailed to a kind of operation principle progress of shallow-tank separator chain monitoring and protecting device provided by the invention below
Description.
When shallow-tank separator normal operation close to switch 7 can normal induction to signal detection piece 5, that is to say, that shallow slot
Sorting machine chain is in normal operating condition；If shallow-tank separator chain 1 moves upwards when shallow-tank separator occurs to jump chain failure,
Feeler lever 2 is detected simultaneously and moves upwards the rotation counterclockwise of drive shaft 9 and signal detection piece 5 under the effect of external force, i.e., to signal
The ends a of detection lug 5 rotate, and when the ends signal detection piece b are rotated out of close to 7 detection zone of switch, are acted close to switch 7 to PLC
One return signal of controller, which is communicated by RSLINK gives host computer RSVIEW32 programs, and shallow-tank separator is jumped chain and protected
Shield acts function of stopping in emergency.
When chain rupture failure occurs for shallow-tank separator, since shallow-tank separator chain 1 is broken, detection feeler lever 2 loses support,
Detection feeler lever 2 moves downward under the action of calling oneself gravity, and shaft 9 and signal detection piece 5 is driven to rotate clockwise, i.e., to letter
The ends the b rotation of number detection lug 5 is given when the ends a of signal detection piece are rotated out of close to 7 detection zone of switch close to the action of switch 7
Mono- return signal of PLC is communicated by RSLINK gives host computer RSVIEW32 programs, shallow-tank separator chain rupture protection act urgent
Stop work(.
The shallow-tank separator chain monitoring and protecting device utilizes at the drive sprocket that shallow-tank separator most easily breaks down
Inductance approach switch testing principle designed, designed, which has installed collection additional, jumps chain, chain rupture malfunction generation moment detection device, effectively
The existing shallow-tank separator tail wheel of solution owe lag sex chromosome mosaicism of the fast protective device to fault detect, especially to shallow-tank separator
Chain, which jumps chain state capture and chain rupture state capture, unique superiority, has highlighted the timeliness of the device, convenient for maintenance
The advantages that.
The above content is merely illustrative of the invention's technical idea, and protection scope of the present invention cannot be limited with this, every to press
According to technological thought proposed by the present invention, any change done on the basis of technical solution each falls within claims of the present invention
Protection domain within.
Claims (10)
1. a kind of shallow-tank separator chain monitoring and protecting device, which is characterized in that including detection feeler lever (2), detection unit, signal
Detection lug (5), fixing axle (10) and control unit；
Wherein, in the top of shallow-tank separator chain (1), detection unit is solid with fixing axle (10) for fixing axle (10) setting
Even, detection unit is connect with control unit, and signal detection piece (5) is flexibly connected with fixing axle and is located at the detection zone of detection unit
Domain, detection unit are used to detect the position of signal detection piece (5), one end and the shallow-tank separator chain (1) of detection feeler lever (2)
Top surface contacts, and the other end of detection feeler lever (2) connect and moves synchronously with signal detection piece (5), when shallow-tank separator chain (1)
When failure, signal detection piece (5) is moved to other than the detection zone of detection unit, and control unit exports the letter that stops in emergency
Number.
2. shallow-tank separator chain monitoring and protecting device according to claim 1, which is characterized in that on the fixing axle (10)
It is arranged with rotary shaft (9), the signal detection piece (5) and detection feeler lever (2) are connected with rotary shaft (9) respectively.
3. shallow-tank separator chain monitoring and protecting device according to claim 2, which is characterized in that when chain failure is jumped in appearance
When, signal detection piece (5) and detection feeler lever (2) rotate counterclockwise around fixing axle (10)；When there is chain rupture failure, signal detection
Piece (5) and detection feeler lever (2) are rotated clockwise around fixing axle (10).
4. shallow-tank separator chain monitoring and protecting device according to claim 2, which is characterized in that the fixing axle (10) is
Step Shaft, for rotary shaft (9) axially position.
5. shallow-tank separator chain monitoring and protecting device according to claim 2, which is characterized in that the fixing axle (10) with
Rotary shaft is additionally provided with bearing between (9), for reducing rotation friction.
6. shallow-tank separator chain monitoring and protecting device according to claim 2, which is characterized in that on the rotary shaft (9)
It is additionally provided with feeler lever fixed plate (4), detection feeler lever (2) is connect with feeler lever fixed plate (4).
7. shallow-tank separator chain monitoring and protecting device according to claim 1, which is characterized in that also set in the fixing axle
It is equipped with sensor fixing bracket (6), vertical strip-shaped hole is provided on sensor fixing bracket (6), bar shaped is arranged in detection unit
Kong Zhong.
8. shallow-tank separator chain monitoring and protecting device according to claim 1, which is characterized in that the detection unit is electricity
For sense formula close to switch, inductance approach switch is less than the detection range of inductance approach switch at a distance from signal detection piece (5).
9. shallow-tank separator chain monitoring and protecting device according to claim 8, which is characterized in that further include for arranging electricity
Close to the fixing bracket (8) for switching cable, fixing bracket (8) is hollow structure and is connect with fixing axle (10) sense formula.
10. shallow-tank separator chain monitoring and protecting device according to claim 1, which is characterized in that the fixing axle (10)
It is arranged on shallow-tank separator babinet (11), fixing axle (10) is 500mm at a distance from shallow-tank separator machine head chain wheel center line,
The vertical range of the fixing axle (10) and shallow-tank separator chain is 150mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810355021.3A CN108482976A (en) | 2018-04-19 | 2018-04-19 | A kind of shallow-tank separator chain monitoring and protecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810355021.3A CN108482976A (en) | 2018-04-19 | 2018-04-19 | A kind of shallow-tank separator chain monitoring and protecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108482976A true CN108482976A (en) | 2018-09-04 |
Family
ID=63313737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810355021.3A Pending CN108482976A (en) | 2018-04-19 | 2018-04-19 | A kind of shallow-tank separator chain monitoring and protecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108482976A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10165715A (en) * | 1996-12-04 | 1998-06-23 | Tokyo Metropolis | Detection device for chain rupture |
| CN102489381A (en) * | 2011-11-30 | 2012-06-13 | 中国神华能源股份有限公司 | Protective device for chain jump and chain breakage |
| CN102491067A (en) * | 2011-11-30 | 2012-06-13 | 中国神华能源股份有限公司 | Scraper conveyor fault detection device, system and method |
| CN203806601U (en) * | 2014-04-17 | 2014-09-03 | 山西省晋神能源有限公司沙坪洗煤厂 | Integrated monitoring protection device of scraper conveyor |
| CN107377863A (en) * | 2017-09-22 | 2017-11-24 | 苏州顺革智能科技有限公司 | A kind of transmission equipment with chain detection apparatus |
| CN208249214U (en) * | 2018-04-19 | 2018-12-18 | 榆林学院 | A kind of shallow-tank separator chain monitoring and protecting device |
-
2018
- 2018-04-19 CN CN201810355021.3A patent/CN108482976A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10165715A (en) * | 1996-12-04 | 1998-06-23 | Tokyo Metropolis | Detection device for chain rupture |
| CN102489381A (en) * | 2011-11-30 | 2012-06-13 | 中国神华能源股份有限公司 | Protective device for chain jump and chain breakage |
| CN102491067A (en) * | 2011-11-30 | 2012-06-13 | 中国神华能源股份有限公司 | Scraper conveyor fault detection device, system and method |
| CN203806601U (en) * | 2014-04-17 | 2014-09-03 | 山西省晋神能源有限公司沙坪洗煤厂 | Integrated monitoring protection device of scraper conveyor |
| CN107377863A (en) * | 2017-09-22 | 2017-11-24 | 苏州顺革智能科技有限公司 | A kind of transmission equipment with chain detection apparatus |
| CN208249214U (en) * | 2018-04-19 | 2018-12-18 | 榆林学院 | A kind of shallow-tank separator chain monitoring and protecting device |
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