CN106347965B - Broken chain detecting device and application method for scrapper conveyor - Google Patents
Broken chain detecting device and application method for scrapper conveyor Download PDFInfo
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- CN106347965B CN106347965B CN201610811702.7A CN201610811702A CN106347965B CN 106347965 B CN106347965 B CN 106347965B CN 201610811702 A CN201610811702 A CN 201610811702A CN 106347965 B CN106347965 B CN 106347965B
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- scrapper conveyor
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000006698 induction Effects 0.000 claims abstract description 16
- 239000000758 substrate Substances 0.000 claims description 42
- 238000004904 shortening Methods 0.000 claims description 4
- 230000001939 inductive effect Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 7
- 238000007689 inspection Methods 0.000 abstract description 5
- 230000006835 compression Effects 0.000 description 16
- 238000007906 compression Methods 0.000 description 16
- 238000009825 accumulation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- B65G43/02—Control devices, e.g. for safety, warning or fault-correcting detecting dangerous physical condition of load carriers, e.g. for interrupting the drive in the event of overheating
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- Control Of Conveyors (AREA)
Abstract
The invention discloses a kind of broken chain detecting devices and application method for scrapper conveyor, and the broken chain detecting device for scrapper conveyor includes: connecting plate, and the connecting plate is mobily connected in the predeterminated position of the scrapper conveyor;Resetting-mechanism, the connecting plate that the resetting-mechanism is used to will deviate from the predeterminated position reset to the predeterminated position;Close to switch, it is described close to switch for incuding whether the connecting plate is moved in detecting distance, and whether the controller that will be incuded result and be sent to the scrapper conveyor, the controller out of service according to the induction result control scrapper conveyor.The present invention provides a kind of broken chain detecting device and application method for scrapper conveyor, can quickly find chain failure, avoid chain stuck, increases space for maintenance, improves inspection speed.
Description
Technical field
The present invention relates to the repair apparatus of scrapper conveyor, more particularly, to a kind of broken chain detecting device for scrapper conveyor
And application method.
Background technique
It jumps chain or chain rupture is the most common failure of scrapper conveyor.In scrapper conveyor operational process, impact of the material to scrapper conveyor, chain
Tensioning apparatus absent-mindedness, chain or U-bolt existing defects etc. all be easy to cause scrapper conveyor to jump chain or chain rupture.
Fig. 1 is the schematic diagram of scrapper conveyor in the prior art.In chute when transported material, chain 11 drives scrapper conveyor through head
At movable sprocket 12 after unloading materials, the backhaul cabinet of scrapper conveyor is entered, the entrance of backhaul cabinet is located at the bottom of drive sprocket 12
Below portion, since chain 11 has thickness and sag, after chain 11 is around the front end of drive sprocket 12, the upper drag chain of backhaul cabinet
The distance between plate 13 and lower drag chain plate 14 gradually become smaller from 12 bottom of drive sprocket to rear end, and chain 11 is constantly increased and moved at this time
It is dynamic, so that chain 11 is tightened, it is easy to happen and jumps chain or chain rupture failure.Especially upper drag chain plate 13 and lower 14 distance of drag chain plate
At minimum, it is easier to occur to jump chain or chain rupture failure, cause chain stuck.Instantly drag chain plate 14 starts to be parallel to drag chain plate 13
When, the mobile height of chain 11 no longer changes, and no longer there is the stuck problem of chain 11.
Once stuck failure occurs, because the inner space of backhaul cabinet is narrow, causes space for maintenance limited, seriously affect inspection
Repair efficiency.Staff needs to destroy the lower drag chain plate for removing backhaul cabinet, makes to accumulate chain exposure, then using cutting accumulation chain
Mode, removes the chain of stuck part, then remaining chain is reconnected.This mode is time-consuming and laborious, and especially large size is scraped
Trigger, it usually needs 10 more than hour, seriously affect overhaul efficiency and conevying efficiency.Moreover, may be deposited on the chain of accumulation
In moderate finite deformation stress, dismounting, stress is released, and be may cause the accidental fluctuation of chain, is injured staff, exist compared with
Big security risk.
Therefore, it is necessary to a kind of broken chain detecting devices and application method for scrapper conveyor, to solve the above problems.
Summary of the invention
In view of this, it is an object of the invention to propose a kind of broken chain detecting device and application method for scrapper conveyor,
It can quickly find chain failure, avoid chain stuck, increase space for maintenance, improve inspection speed.
A kind of broken chain detecting device and application method for scrapper conveyor is provided based on the above-mentioned purpose present invention, comprising:
Connecting plate, the connecting plate are mobily connected in the predeterminated position of the scrapper conveyor;
Resetting-mechanism, the connecting plate that the resetting-mechanism is used to will deviate from the predeterminated position reset to described default
Position;
Close switch, the close switch will incude for incuding whether the connecting plate is moved in detecting distance
As a result it is sent to the controller of the scrapper conveyor, the controller controls whether the scrapper conveyor stops according to the induction result
Operation.
Preferably, the resetting-mechanism includes substrate and telescopic component, and the substrate and the connecting plate are connected to
The both ends of the telescopic component, elongating or shortening for the telescopic component drive the connecting plate close to or far from the default position
It sets.
Preferably, the telescopic component includes connecting rod and pressure locating piece, and the connecting rod is fixed on the substrate,
The connecting plate is mobily connected in the connecting rod, pressure locating piece setting the substrate and the connecting plate it
Between, the connecting plate that the pressure locating piece can will deviate from the predeterminated position resets to the predeterminated position.
Preferably, the pressure locating piece is compression spring, and the compression spring is set in the connecting rod, the pressure
The both ends of power spring are against respectively on the substrate and the connecting plate.Preferably,
Furthermore it is preferred that described be fixedly connected on the substrate close to switch.
The present invention also provides a kind of application methods of broken chain detecting device for scrapper conveyor, at least include the following steps:
(1) opening is set in the predeterminated position of the backhaul cabinet of the scrapper conveyor;
(2) broken chain detecting device such as described in any one of claim 1 to 5 for being used for scrapper conveyor is mobily connected in institute
State opening;
(3) lower pressure of the connecting plate by the chain of the scrapper conveyor, the connecting plate deviate the predeterminated position;
(4) described whether to be moved in detecting distance close to connecting plate described in inductive switching, and induction result is sent to
The controller of the scrapper conveyor, if the induction result is "Yes", the controller control scrapper conveyor is out of service, and
Continue step (5);If the induction result is "No", the controller controls the scrapper conveyor and continues to run;
(5) rotating backward the scrapper conveyor retreats the chain, and the chain is removed from the connecting plate;
(6) connecting plate that the resetting-mechanism will deviate from the predeterminated position resets to the predeterminated position.
Preferably, the step (2) includes: that the substrate of the resetting-mechanism is fixed on the described pre- of the backhaul cabinet
If position, the telescopic component of the resetting-mechanism is fixed on the substrate, and the connecting plate is connected to the telescopic component
On, the connecting plate is corresponding with the aperture position, will be described fixed on the substrate close to switch.
Preferably, the step (2) includes: that the connecting rod of the telescopic component is fixed on the substrate, will be described
Connecting plate is set in the connecting rod and can move along the connecting rod, the pressure locating piece connection of the telescopic component
Between the substrate and the connecting plate.
Furthermore it is preferred that the step (5) includes: that the chain is exited out of described backhaul cabinet, so as at described time
The outside of journey cabinet handles the chain.
From the above it can be seen that provided by the present invention for the broken chain detecting device and application method of scrapper conveyor, with
The prior art is compared, and the broken chain detecting device for scrapper conveyor has the advantage that by being detected close to switch, Neng Gouji
The chains failures such as chain are jumped in Shi Faxian chain rupture, and stop scrapper conveyor in time, to avoid causing chain stuck, cause bigger event
Barrier;After scrapper conveyor is shut down, starting scrapper conveyor can be reversed, so that chain is exited out of backhaul cabinet, to be overhauled, to mention
High space for maintenance and overhaul efficiency.When chain is disconnected plate, connecting plate can push connection sheet reset in resetting-mechanism effect
To predeterminated position, in case subsequent use.
Detailed description of the invention
By the way that embodiment is described with reference to the accompanying drawing, features described above of the invention and technological merit will become
More understands and be readily appreciated that.
Fig. 1 is the schematic diagram of scrapper conveyor in the prior art.
Fig. 2 is the schematic diagram of the broken chain detecting device for scrapper conveyor used in the specific embodiment of the invention.
Fig. 3 is the installation condition signal for the broken chain detecting device shown in Fig. 2 for scrapper conveyor being connected on scrapper conveyor
Figure.
Fig. 4 is the use state signal for the broken chain detecting device shown in Fig. 2 for scrapper conveyor being connected on scrapper conveyor
Figure.
Wherein appended drawing reference:
1: connecting plate;2: substrate;3: connecting rod;
4: compression spring;5: close to switch;
11: chain;12: drive sprocket;13: upper drag chain plate;
14: lower drag chain plate;15: opening.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with specific embodiment, and reference
Attached drawing, the present invention is described in more detail.Wherein identical components are presented with like reference characters.It needs to illustrate
It is that word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to the direction in attached drawing.It uses
Word "inner" and "outside" refer respectively to the direction towards or away from geometric center of specific component.
Fig. 2 is the schematic diagram of the broken chain detecting device for scrapper conveyor used in the specific embodiment of the invention.Such as Fig. 2 institute
Show, the broken chain detecting device for scrapper conveyor includes: connecting plate 1, resetting-mechanism and close switch 5.
Connecting plate 1 is mobily connected in the predeterminated position of scrapper conveyor;Predeterminated position includes the upper drag chain plate 13 of backhaul cabinet
Locate with lower drag chain plate 14 apart from minimum, putting down for carrier bar 14 can be dragged down from minimum from upper drag chain plate 13 and lower drag chain plate 14
Row Duan Yanshen.It is mobile to the lower section of predeterminated position that connecting plate 1 can deviate predeterminated position.
The connecting plate 1 that resetting-mechanism is used to will deviate from predeterminated position resets to predeterminated position, to realize the automatic of connecting plate 1
It resets.
Close to switch 5 for incuding whether connecting plate 1 is moved in detecting distance, and induction result is sent to scrapper conveyor
Controller, controller according to induction result control scrapper conveyor it is whether out of service;If connecting plate 1 is not moved or is moved but not
It falls in detecting distance, induction result is "No", and controller will control scrapper conveyor and operate normally;If connecting plate 1 is moved to inspection
From interior, induction result is "Yes" for ranging, and controller will control scrapper conveyor and shut down.
When chain 11 occurs to jump chain at minimum or when chain rupture failure in upper drag chain plate 13 and lower drag chain plate 14, chain 11
The broken chain detecting device for being used for scrapper conveyor will be fallen in, connecting plate 1 is moved down into close in the detecting distance of switch 5, close to 5 energy of switch
Enough control scrapper conveyors shut down in time, and it is stuck to avoid chain 11.
Preferably, resetting-mechanism includes substrate 2 and telescopic component, and substrate 2 and connecting plate 1 are connected to telescopic component
Both ends, elongating or shortening for telescopic component drive connecting plate 1 close to or far from predeterminated position.In the present embodiment, substrate 2 is fixed
It is connected to the opposite lower section of lower drag chain plate 14, substrate 2 includes level board and the vertical plate stretched out upwards from level board one end, horizontal
The extension end of both plate and vertical plate respectively with lower drag chain plate 14 fixation on the outside of 15 (as shown in Figure 4) of opening.Telescopic component is stretched
Long or shortening can drive connecting plate 1 (in this application, such as non-specifically to point out, base in the level board of lower drag chain plate 14 and substrate 2
Plate 2 refers to level board) between move.When pressure of the connecting plate 1 by chain 11, connecting plate 1 pushes telescopic component, group of stretching
Part shortens, and telescopic component drives connecting plate 1 mobile to substrate 2;When chain 11 is disconnected plate 1, pressure is withdrawn, and telescopic component is certainly
Dynamic elongation, it is mobile to separate substrate 2 that telescopic component drives connecting plate 1, and resets to predeterminated position.Telescopic component structure is simple,
Materials are easy, easy to make.
Preferably, telescopic component includes connecting rod 3 and pressure locating piece, and one end of connecting rod 3 is fixed on a substrate 2, even
Fishplate bar 1 is set in the other end of connecting rod 3, and connecting plate 1 is mobily connected in connecting rod 3, and pressure locating piece is connected to substrate 2
Between connecting plate 1, whether pressure locating piece can bear pressure and pressure size according to connecting plate 1, to control connecting plate 1
Position.When connecting plate 1 is under pressure, pressure locating piece drives connecting plate 1 to deviate predeterminated position, when pressure is withdrawn, pressure
The connecting plate 1 that locating piece can will deviate from predeterminated position resets to predeterminated position.Pressure locating piece can be improved monitoring precision, keep away
Exempt from operation of making a fault.
Preferably, pressure locating piece is compression spring 4, and compression spring 4 is set in connecting rod 3, the both ends of compression spring 4
It is against on substrate 2 and connecting plate 1 respectively.It when connecting plate 1 is under pressure down, moves, and compression spring 4 is shunk;When pressure is removed
From compression spring 4 is to restore elastic deformation and extend, and connecting plate 1 is reset to initial position.The materials of compression spring 4 are convenient,
Reduce cost of manufacture.
Preferably, close to switch 5 be fixedly connected on a substrate 2, close to switch 5 be used for detect connecting plate 1 whether because by
The pushing of chain 11 is moved in detecting distance, and sends induction result on the controller of scrapper conveyor.It is acted close to switch 5
Reliably, performance is stablized, and the frequency of response is fast, can stop in time scrapper conveyor when finding chain rupture, avoid more complicated ask
Topic.
The present invention provides a kind of application method of broken chain detecting device for scrapper conveyor, at least includes the following steps:
(1) in the predeterminated position setting opening 15 of the backhaul cabinet of scrapper conveyor;The size of opening 15 can accommodate two sections and arrive
Three pitch chain items 11.The upper drag chain plate 13 and lower drag chain plate 14 that predeterminated position includes backhaul cabinet can drag at minimum from above
Carrier bar 13 and lower drag chain plate 14 extend apart from the parallel-segment that minimum place drags down carrier bar 14.
(2) the above-mentioned broken chain detecting device for being used for scrapper conveyor is mobily connected at opening 15, when scrapper conveyor is switched on
When operation, connecting plate 1 can be located in opening;When chain rupture situation occurs in 15 top of opening, the accumulation of chain 11 is extruded in connecting plate 1
On.
(3) lower pressure of the connecting plate 1 by the chain 11 of scrapper conveyor, connecting plate 1 deviate predeterminated position;To the phase of opening 15
It is mobile to lower section.
(4) incude whether connecting plate 1 is moved in detecting distance close to switch 5, and induction result is sent to scrapper conveyor
Controller, if induction result is "Yes", it is out of service that controller controls scrapper conveyor, and continues step (5);If induced junction
Fruit is "No", and controller control scrapper conveyor continues to run.
(5) rotating backward scrapper conveyor retreats chain 11, and chain 11 is removed from connecting plate 1.
(6) connecting plate 1 that resetting-mechanism will deviate from predeterminated position resets to predeterminated position.
Fracture chain 11 is handled using the above method, when chain 11 is broken, can timely feedback, stop scraper plate in time
Machine can cause stuck to avoid the fracture accumulation of chain 11.After chain 11 is shifted, connecting plate 1 can reset to predeterminated position again,
In case continuing to use.
Step (2) includes: the predeterminated position that the substrate 2 of resetting-mechanism is fixed on to backhaul cabinet, and resetting-mechanism stretches
Component is fixed on a substrate 2, and connecting plate 1 is connected on telescopic component, telescopic component be able to drive connecting plate 1 reset to it is default
Predeterminated position is deviateed in position, and connecting plate 1 is corresponding with 15 positions of opening, will be fixed on a substrate 2 close to switch 5.
Step (2) includes: to fix 3 one end of connecting rod of telescopic component on a substrate 2, and connecting plate 1 is set in connection
Can move on 3 other end of bar and along connecting rod 3, the pressure locating piece of telescopic component be connected to substrate 2 and connecting plate 1 it
Between, chain breakage accumulation causes stress locating piece compression, so that connecting plate 1 is mobile to substrate 2;Pressure is withdrawn from connecting plate 1
When, pressure locating piece drives connecting plate 1 to reset to predeterminated position.
Step (5) includes: after rotating backward scrapper conveyor, and chain 11 can be exited out of backhaul cabinet, so as in backhaul case
The outside of body handles chain 11.There is bigger space for maintenance outside backhaul cabinet
Combined with specific embodiments below, it is further described the installation of the broken chain detecting device for scrapper conveyor and used
Journey.Fig. 3 is the installation condition schematic diagram for the broken chain detecting device shown in Fig. 2 for scrapper conveyor being connected on scrapper conveyor.Such as
Shown in Fig. 3, the installation process of the broken chain detecting device for scrapper conveyor includes:
The first step is to open up opening 15 on the predeterminated position of lower drag chain plate 14.
Second step is that compression spring 4 is set in connecting rod 3, and connecting plate 1 is set in connecting rod 3, compression spring 4
Both ends be against on connecting plate 1 and substrate 2 respectively, will close to switch 5 fixation on a substrate 2.
Substrate 2 is fixed on lower drag chain plate 14 by third step, and connecting plate 1 is located in opening 15, and connecting plate 1 can seal open
Mouth 15.
Fig. 4 is the use state signal for the broken chain detecting device shown in Fig. 2 for scrapper conveyor being connected on scrapper conveyor
Figure.As shown in figure 4, the use process of the broken chain detecting device for scrapper conveyor includes:
The first step is that fracture occurs at opening 15 or jumps chain for chain 11, and chain 11 applies pressure, connecting plate to connecting plate 1
1 begins to deviate from predeterminated position.
Second step is to apply pressure to compression spring 4 when connecting plate 1 deviates predeterminated position, and compression spring 4 generates deformation;Even
Fishplate bar 1 is moved close in the detecting distance of switch 5, and will incude result is the controller that "Yes" is sent to scrapper conveyor, control
It is out of service that device controls scrapper conveyor.Third step rotates backward scrapper conveyor, retreats chain 11, and is withdrawn into the outer of backhaul cabinet
Chain 11 is overhauled in portion, and chain 11 is restored to use state.At this point, because chain 11 is removed from connecting plate 1, even
Fishplate bar 1 is no longer influenced by pressure, and compression spring 4 is also no longer influenced by pressure, and to restore elastic deformation, compression spring 4 pushes connecting plate 1
Reset to predeterminated position.
4th step is that connecting plate 1 is moved close to outside the detecting distance of switch 5, and will incude result close to switch 5 is "No"
It is sent to the controller of scrapper conveyor, controller controls scrapper conveyor and operates normally, and chain 11 operates normally, and normal through opening
15。
From the description above with practice it is found that broken chain detecting device and user provided by the present invention for scrapper conveyor
Method, compared with prior art, the broken chain detecting device for scrapper conveyor have the advantage that first, by carrying out close to switch
Detection can find chain rupture in time or jump the chains failures such as chain, and stop scrapper conveyor in time, to avoid causing chain stuck, make
The failure of Cheng Geng great;After scrapper conveyor is shut down, can be reversed starting scrapper conveyor so that chain is exited out of backhaul cabinet, so as into
Row maintenance, Lai Tigao space for maintenance and overhaul efficiency.When chain is disconnected plate, connecting plate can be pushed in resetting-mechanism effect
Connecting plate resets to predeterminated position, in case subsequent use.Second, present apparatus structure is simple, easy to make, cost of manufacture is cheap,
Failure can be found in time, avoids failure serious in time, is not overhauled needing to abolish lower drag chain plate, and inspection speed is improved,
Save the repair time.
It should be understood by those ordinary skilled in the art that: the above is only a specific embodiment of the present invention, and
It is not used in the limitation present invention, all any modification, equivalent substitution, improvement and etc. within purport of the invention, done should all include
Within protection scope of the present invention.
Claims (4)
1. a kind of application method of the broken chain detecting device for scrapper conveyor, which is characterized in that at least include the following steps:
(1) opening is set in the predeterminated position of the backhaul cabinet of the scrapper conveyor;
(2) broken chain detecting device for being used for scrapper conveyor is mobily connected in the opening;
Wherein, the broken chain detecting device for scrapper conveyor, comprising:
Connecting plate, the connecting plate are mobily connected in the predeterminated position of the scrapper conveyor;
Resetting-mechanism, the connecting plate that the resetting-mechanism is used to will deviate from the predeterminated position reset to the default position
It sets, the resetting-mechanism includes substrate and telescopic component, and the substrate and the connecting plate are connected to the telescopic component
Both ends, elongating or shortening for the telescopic component drive the connecting plate close to or far from the predeterminated position, wherein described
Substrate includes level board and the vertical plate that stretches out upwards from level board one end;
Close to switch, the close switch will incude result for incuding whether the connecting plate is moved in detecting distance
It is sent to the controller of the scrapper conveyor, the controller controls whether the scrapper conveyor stops transporting according to the induction result
Row;(3) lower pressure of the connecting plate by the chain of the scrapper conveyor, the connecting plate deviate the predeterminated position;
(4) described whether to be moved in detecting distance close to connecting plate described in inductive switching, and will induction result be sent to it is described
The controller of scrapper conveyor, if the induction result is "Yes", it is out of service that the controller controls the scrapper conveyor, and continues
Step (5);If the induction result is "No", the controller controls the scrapper conveyor and continues to run;
(5) rotating backward the scrapper conveyor retreats the chain, and the chain is removed from the connecting plate;
(6) connecting plate that the resetting-mechanism will deviate from the predeterminated position resets to the predeterminated position.
2. the application method of the broken chain detecting device according to claim 1 for scrapper conveyor, which is characterized in that the step
Suddenly (2) include:
The substrate of the resetting-mechanism is fixed on to the predeterminated position of the backhaul cabinet, flexible group of the resetting-mechanism
Part is fixed to be on the substrate connected to the connecting plate on the telescopic component, the connecting plate and the aperture position
It is corresponding, it will be described fixed on the substrate close to switch.
3. the application method of the broken chain detecting device according to claim 2 for scrapper conveyor, which is characterized in that described to stretch
Contracting component includes connecting rod and pressure locating piece, and the connecting rod is fixed on the substrate, the removable connection of the connecting plate
In the connecting rod, the pressure locating piece is arranged between the substrate and the connecting plate, the pressure locating piece energy
The connecting plate that enough will deviate from the predeterminated position resets to the predeterminated position;
The step (2) includes: to fix the connecting rod of the telescopic component on the substrate, and the connecting plate is set in
Can move in the connecting rod and along the connecting rod, the pressure locating piece of the telescopic component be connected to the substrate and
Between the connecting plate.
4. the application method of the broken chain detecting device according to any one of claims 1 to 3 for scrapper conveyor, feature exist
In the step (5) includes:
The chain is exited out of described backhaul cabinet, to handle in the outside of the backhaul cabinet the chain.
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CN201610811702.7A CN106347965B (en) | 2016-09-08 | 2016-09-08 | Broken chain detecting device and application method for scrapper conveyor |
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CN201610811702.7A CN106347965B (en) | 2016-09-08 | 2016-09-08 | Broken chain detecting device and application method for scrapper conveyor |
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CN106628945B (en) * | 2017-03-28 | 2018-12-14 | 东阳市天杨建筑工程设计有限公司 | A kind of mine uses the chain detection apparatus and its detection method of drag conveyor |
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JPH10203633A (en) * | 1997-01-21 | 1998-08-04 | Kobe Steel Ltd | Chain cutting detection device for link conveyor |
CN102556628A (en) * | 2011-12-19 | 2012-07-11 | 吴海洲 | Chain scission protection device of scrapper conveyor and capable of intelligently alarming |
CN202379426U (en) * | 2011-09-05 | 2012-08-15 | 刘丹 | Automatic-stop and alarm device for blockage and overflow at head of belt conveyor |
CN203601965U (en) * | 2013-11-14 | 2014-05-21 | 神华集团有限责任公司 | Plate scraper chain breaking protecting device |
CN204355698U (en) * | 2014-12-19 | 2015-05-27 | 上海鑫燕隆汽车装备制造有限公司 | chain broken chain detecting device |
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2016
- 2016-09-08 CN CN201610811702.7A patent/CN106347965B/en active Active
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DE29504180U1 (en) * | 1995-02-28 | 1996-06-27 | Rud-Kettenfabrik Rieger & Dietz Gmbh U. Co, 73432 Aalen | Conveyors, especially hoists |
JPH10203633A (en) * | 1997-01-21 | 1998-08-04 | Kobe Steel Ltd | Chain cutting detection device for link conveyor |
CN202379426U (en) * | 2011-09-05 | 2012-08-15 | 刘丹 | Automatic-stop and alarm device for blockage and overflow at head of belt conveyor |
CN102556628A (en) * | 2011-12-19 | 2012-07-11 | 吴海洲 | Chain scission protection device of scrapper conveyor and capable of intelligently alarming |
CN203601965U (en) * | 2013-11-14 | 2014-05-21 | 神华集团有限责任公司 | Plate scraper chain breaking protecting device |
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