CN208249214U - 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
- CN208249214U CN208249214U CN201820562690.3U CN201820562690U CN208249214U CN 208249214 U CN208249214 U CN 208249214U CN 201820562690 U CN201820562690 U CN 201820562690U CN 208249214 U CN208249214 U CN 208249214U
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- China
- Prior art keywords
- shallow
- tank separator
- fixing axle
- detection
- chain
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Abstract
The utility model 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 and fixing axle are connected, 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 utility model relates to coal preparation plant's mechanical fault detection technical fields, specially in coal preparation plant's heavy media coal separation machinery
Chain state monitoring protection device is jumped in a kind of shallow-tank separator chain rupture.
Background technique
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 external force
The power that two sides chain unbalance stress or transmission chain are carried be greater 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 to will cause the Electromechanical Accidents such as chain rupture, scraper plate damage in time.
In order to which real-time monitoring shallow-tank separator is driven situation, 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 movement.Shallow-tank separator failure propagation is allowed in this way, extends event
The barrier processing time, increase 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
It sorts tail wheel and owes fast protective device to the hysteresis quality problem of fault detection.
Utility model content
Aiming at the problems existing in the prior art, the utility model provides a kind of shallow-tank separator chain monitoring and protecting dress
It sets, is moved upwards when jumping chain using chain and motion state that when chain chain rupture naturally droops；In conjunction with former close to switch work
Reason installs one group of collection additional at shallow-tank separator machine head chain wheel jumps chain, chain rupture fault state monitoring protective device.
The utility model 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 top of shallow-tank separator chain is arranged in the fixing axle, and detection unit and fixing axle are connected, 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
For detecting the position of signal detection piece, the one end for detecting feeler lever is contacted with the top surface of shallow-tank separator chain, detects 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, the fixed bracket of sensor is additionally provided in the fixing axle, it is vertical to be provided on the fixed bracket of sensor
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 fixation bracket for arranging inductance approach switch cable, fixed bracket is hollow structure
And with fixed axis connection.
Preferably, the fixing axle is arranged on shallow-tank separator cabinet, 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 utility model has technical 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, detects the end of feeler lever and 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 fast protective device to the hysteresis quality problem of fault detection.The dress
It is simple to set structure, it is convenient for safeguarding.
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, and structure is simple, stable.
Further on the rotary shaft be arranged feeler lever fixed plate, for adjusts detection feeler lever distance, guarantee detection feeler lever and
Slot sorting machine chain contact.
It further will test unit to be arranged in the support bracket fastened strip-shaped hole of sensor, convenient for adjusting the position of detection unit
It sets, it is more convenient to install.
Fixing axle is mounted on to the 500mm of shallow-tank separator machine head chain wheel center line, chain effectively can be jumped to chain
State captures and chain rupture state capture, protects at the first time to shallow-tank separator.
Detailed description of the invention
Fig. 1 is the main view of the utility model protective device；
Fig. 2 is the top view of the utility model protective device.
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, the fixed bracket of sensor；7, close to switch；8, fixed bracket；9, rotary shaft；10, fixing axle；11, shallow-tank separator cabinet.
Specific embodiment
The following describes the utility model in further detail with reference to the accompanying drawings, it is described be the explanation to the utility model and
It is not to limit.
As illustrated in fig. 1 and 2, a kind of shallow-tank separator chain monitoring and protecting device, including fix bracket 8, rotary shaft 9, consolidate
Dead axle 10 fixes bracket 6, signal detection piece 5, feeler lever fixed plate 3, detection feeler lever 2 and control unit close to switch 7, sensor.
Wherein, fixed bracket 8 is fixedly mounted on shallow-tank separator cabinet 11, and fixed 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 cabinet 11, the other end of fixing axle 10 and fixation
Bracket 8 connects, and fixing axle is located at the 1 surface position 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, the fixed bracket 6 of sensor is fixed at fixation
The normal position of the end of axis, sensor are fixed on bracket 6 and are provided with vertical strip-shaped hole, are mounted on bar shaped close to switch 7
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 the surface of rotary shaft 9 is arranged in, signal detection piece 5 and rotary shaft 9
It rotates synchronously, the height and position of signal detection piece 5 is identical as close to the height of switch 7, guarantees 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 the one end for detecting 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 guarantee that shallow-tank separator is jumping chain, chain rupture two
It is sensitive reliable when kind critical state.
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.
Fixed bracket 8 is welded on shallow-tank separator cabinet 1, and fixed bracket 8 is hollow structure, is conveniently accessible to switch 7
Power supply line standardization of the wire layout.Fixed bracket also can be used with shallow-tank separator cabinet to be bolted, the existing ways connection such as riveting.
The fixing axle 10 is Step Shaft, and rotary sleeve can carry out axially position to rotary shaft in fixing axle, Gu
Dead axle is with shallow-tank separator cabinet using being welded and fixed, and for the fixed bracket 6 of sensor with fixing axle using being welded to connect, sensor is solid
Fixed rack 6 will guarantee it close to the installation requirement switched in the welding position of fixing axle 10.
Control unit is PLC controller.The inductance approach switch for being CHE12-4NA-A710 close to switch 7, inspection amount
Journey is 4mm.When installation require close to switch 7 detection direction it is vertical with signal detection piece 5, vertical range will 0 to 4mm it
Between.Signal detection piece 5 is circular arc type.
It is detailed to a kind of working principle progress of shallow-tank separator chain monitoring and protecting device provided by the utility model below
Thin description.
When shallow-tank separator operates normally 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 end a of detection lug 5 rotates, and when the end signal detection piece b rotates out of close 7 detection zone of switch, acts close to switch 7 to PLC
One return signal of controller, which is communicated by RSLINK gives host computer RSVIEW32 program, 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 end the b rotation of number detection lug 5 is given when the end a of signal detection piece is rotated out of close to 7 detection zone of switch close to the movement of switch 7
Mono- return signal of PLC is communicated by RSLINK gives host computer RSVIEW32 program, and shallow-tank separator chain rupture protection act is urgent
Stop function.
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
Solve the problems, such as that existing shallow-tank separator tail wheel owes fast protective device to the hysteresis quality of fault detection, especially to shallow-tank separator
Chain, which jumps chain state capture and chain rupture state capture, unique superiority, has highlighted the timeliness, convenient for safeguarding of the device
The advantages that.
The above content is only to illustrate the technical idea of the utility model, and the protection model of the utility model cannot be limited with this
Enclose, it is all according to the utility model proposes technical idea, any changes made on the basis of the technical scheme each falls within this reality
Within protection scope with novel claims.
Claims (10)
1. a kind of shallow-tank separator chain monitoring and protecting device, which is characterized in that including detecting 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 and fixing axle (10) are solid 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), detect the one end and shallow-tank separator chain (1) of feeler lever (2)
Top surface contact, 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 fixed bracket (6) to be equipped with sensor, vertical strip-shaped hole is provided on sensor fixed 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 fixation bracket (8) of switch cable, fixed bracket (8) are hollow structure and 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 cabinet (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 |
|---|---|---|---|
| CN201820562690.3U CN208249214U (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 |
|---|---|---|---|
| CN201820562690.3U CN208249214U (en) | 2018-04-19 | 2018-04-19 | A kind of shallow-tank separator chain monitoring and protecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208249214U true CN208249214U (en) | 2018-12-18 |
Family
ID=64637853
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820562690.3U Expired - Fee Related CN208249214U (en) | 2018-04-19 | 2018-04-19 | A kind of shallow-tank separator chain monitoring and protecting device |
Country Status (1)
| Country | Link |
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| CN (1) | CN208249214U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108482976A (en) * | 2018-04-19 | 2018-09-04 | 榆林学院 | A kind of shallow-tank separator chain monitoring and protecting device |
-
2018
- 2018-04-19 CN CN201820562690.3U patent/CN208249214U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108482976A (en) * | 2018-04-19 | 2018-09-04 | 榆林学院 | A kind of shallow-tank separator chain monitoring and protecting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181218 Termination date: 20210419 |