CN105444712A - Device for detecting state of suspended cable, and suspended cable - Google Patents
Device for detecting state of suspended cable, and suspended cable Download PDFInfo
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- CN105444712A CN105444712A CN201511026572.8A CN201511026572A CN105444712A CN 105444712 A CN105444712 A CN 105444712A CN 201511026572 A CN201511026572 A CN 201511026572A CN 105444712 A CN105444712 A CN 105444712A
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- 238000001514 detection method Methods 0.000 claims abstract description 145
- 230000001960 triggered effect Effects 0.000 claims abstract description 5
- 239000000725 suspension Substances 0.000 claims description 29
- 238000013459 approach Methods 0.000 claims description 4
- 230000002159 abnormal effect Effects 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 3
- 241000842962 Apoda limacodes Species 0.000 abstract 3
- 238000007689 inspection Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000739 chaotic effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/32—Insulated conductors or cables characterised by their form with arrangements for indicating defects, e.g. breaks or leaks
- H01B7/326—Insulated conductors or cables characterised by their form with arrangements for indicating defects, e.g. breaks or leaks comprising pressure sensing means
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Abstract
The invention relates to the field of cables, and discloses a device for detecting the state of a suspended cable, and the suspended cable. The device comprises a supporting seat fixedly installed on a festoon cable car, a triggering plate, a detection element, and a stay cord. The triggering plate is disposed on the supporting seat in a manner that the position of the triggering plate can be adjusted. One end of the stay cord is connected to the triggering plate, and the other end of the stay cord is connected to a supporting device which is used for supporting a cable and is adjacent to the festoon cable car. The detection element can be triggered by the triggering plate when the position adjustment amount of the triggering plate exceeds a preset value, and transmits a detection signal to an alarm device which can send an alarm signal, and/or transmits a detection signal to the control device which can control the festoon cable car to stop. The detection device detects whether a cable is stretched in real time excessively or not, finds the abnormal condition of the cable timely so as to carry out corresponding processing, thereby avoiding cable faults and accidents caused by that the manual detection is not timely.
Description
Technical Field
The invention relates to the field of cables, in particular to a detection device for the state of a suspended cable and the suspended cable.
Background
The cable of suspension cable hangs on the cable hanging track through holding in the palm the order car, holds in the palm the order car and can move on the cable hanging track to drive the cable and remove, make the cable along with electromechanical device removes, provide electric power and signal exchange for electromechanical device. There is no equipment to detect whether the order car is operating normally on the messenger rail, and if the order car is stuck, the cable is easily stretched by accident.
In the tradition, only judge through tour inspection of tour personnel and hang whether to deposit normal use of cable, can not realize hanging the real time monitoring of cable, can not even discover when holding in the palm the car and being blocked, cause the cable to be torn easily, influence normal production operation, cause the accident even.
Therefore, it is desirable to have a device that can detect the usage status of the suspension cable in real time and avoid the cable being stretched accidentally.
Disclosure of Invention
The invention aims to provide a detection device for the state of a suspension cable, which can detect the state of the suspension cable in real time.
In order to achieve the above object, the present invention provides a detection device for detecting a state of a suspended cable, the detection device including a support for being fixedly mounted on a pallet truck, a trigger plate, a detection element, and a pull rope, wherein the trigger plate is adjustably disposed on the support, one end of the pull rope is connected to the trigger plate so as to be able to drive the trigger plate to adjust a position, the other end of the pull rope is used for being connected to another support device for supporting a cable adjacent to the pallet truck, and the detection element is disposed on the support and is able to be triggered by the trigger plate when a position adjustment amount of the trigger plate exceeds a predetermined value, and to send a detection signal to an alarm device capable of sending an alarm signal, and/or to a control device capable of controlling the pallet truck to stop moving.
Preferably, the trigger plate is hinged on the support such that the trigger plate can be pivoted to approach or separate from the detection element.
Preferably, a protruding mounting column is formed on the support, the middle part of the trigger plate is hinged to the mounting column, the lower end of the trigger plate is connected with the pull rope, and the upper part and the lower part of the trigger plate are respectively provided with an elastic reset piece which can enable the trigger plate to reset after being deviated.
Preferably, the pull cord is an elastic cord.
Preferably, the detection element is a travel switch.
According to another aspect of the present invention, there is provided a suspension cable including a cable, a messenger rail, and a plurality of trolleys sequentially arranged on the messenger rail in an extending direction of the messenger rail, the cable being installed at one end of the messenger rail, and the cable is hung on a plurality of the order-holding cars which are arranged in sequence along the extending direction of the cable-suspending track, to suspend the cable on the messenger track, the order car being movable along the extension direction of the messenger track to deploy or stow the cable, the suspended cable further comprising a detection device, the detection device can detect whether the cable is over-stretched or not and send a detection signal to an alarm device which can send an alarm signal, and/or sending a detection signal to a control device capable of controlling the commanding car to stop moving.
Preferably, the detection device is capable of detecting whether a distance between the one end of the messenger rail and the order trolley disposed adjacent to the one end of the messenger rail exceeds a predetermined value, and detecting whether a distance between adjacent order trolleys exceeds a predetermined value to detect whether the cable is excessively stretched.
Preferably, the detection device is a detection device for the condition of the suspended cable according to the above.
Preferably, the trigger plate is connected to the second order trolley or the one end of the catenary track via a pull rope.
Preferably, the detection device further comprises an elastic reset piece capable of resetting the trigger plate after deflection.
Preferably, the detection element of the detection device and a trigger plate arranged corresponding to the detection element are arranged on a first ordering vehicle, wherein the trigger plate is connected to a second ordering vehicle arranged adjacent to the first ordering vehicle through the pull rope, and when the distance between the first ordering vehicle and the second ordering vehicle exceeds a predetermined value, the trigger plate can shift to trigger the detection element; alternatively, the trigger plate is connected to the one end of the messenger rail by the pull rope, and the trigger plate is capable of being deflected to trigger the detection element when a distance between the first order car and the one end of the messenger rail exceeds a predetermined value.
Preferably, the detection device is a plurality of the check devices arranged on each order car, wherein in the advancing direction of the cable laying, the pull rope on each order car is connected to the order car behind the order car, or the first order car is positioned at the front side of the one end of the suspension cable track.
Preferably, the cable comprises a power cable, a signal cable and a detection cable, wherein the length of the detection cable is smaller than that of the power cable and that of the signal cable, and the detection cable is broken when the distance between adjacent order cars exceeds a predetermined value.
Preferably, the detection device is a plurality of the order cars which are arranged at intervals.
Preferably, the alarm device and/or the control device comprise a plurality of indication devices corresponding to a plurality of the detection devices, so that each detection device sends a detection signal to the corresponding indication device.
Through above-mentioned technical scheme, whether the cable is by excessive tensile through detection device real-time detection, the abnormal conditions of discovery cable in time is in order to carry out corresponding processing, avoids cable fault and accident because of factors such as the inspection that manual detection is untimely.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of a suspension cable according to one embodiment of the present invention.
Fig. 2 is an enlarged view of a portion of the suspension cable shown in fig. 1, wherein the suspension cable track is not shown.
Fig. 3 is an enlarged view of a portion of the suspension cable shown in fig. 1, wherein the suspension cable track and the cable are not shown.
FIG. 4 is a side view of the pallet car of FIG. 1 with the cable suspended, and with the pallet pulleys not shown.
Description of the reference numerals
1, a cable; 11 detecting the cable;
12 a signal cable; 13 a power cable;
2, supporting a command vehicle; 21 torr order pulley;
22 a connecting frame; 23 cable brackets;
3, a detection device; 31 pulling a rope;
32 a trigger plate; 33 a detection element;
34 an elastic restoring member; 35 a support;
36 mounting the column; 4, a suspension cable track;
and 5, positioning the vehicle.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
According to one aspect of the present invention, there is provided a device for detecting the condition of a suspended cable, as shown in figures 1 and 2, the detection device comprises a support 35 fixedly arranged on the pallet car 2, a trigger plate 32, a detection element 33 and a pull rope 31, wherein, the trigger plate 32 is arranged on the support 35 in a position adjustable way, one end of the pull rope 31 is connected with the trigger plate 32 to drive the trigger plate 32 to adjust the position, the other end of the pull rope 31 is used for being connected with a supporting device of another supporting cable adjacent to the order vehicle 2 (the supporting device can be another order vehicle and can also be a cable 1 mounting point on the suspension cable 4), the detecting element 33 is arranged on the support 35 and can be triggered by the trigger plate 32 when the position adjustment amount of the trigger plate 32 exceeds a preset value, and sends a detection signal to an alarm device capable of sending an alarm signal and/or sends a detection signal to a control device capable of controlling the carriage 2 to stop moving. The supporting device for supporting the cable may be a command car, or may be a device for supporting the cable on the catenary track 4 or other devices. The user can set a suitable predetermined value according to actual needs so that the detection element 33 can be triggered in time when the cable 1 is stretched.
Once the distance between the ordering vehicle 2 and the adjacent supporting device for supporting the cable exceeds a preset value, the triggering plate 32 is driven to trigger the detection element 33, the detection device 3 sends a detection signal to the alarm device and/or the control device, the abnormal condition of the cable 1 is found in time and corresponding processing is carried out, and cable faults and accidents caused by factors such as untimely inspection of manual detection and the like are avoided. In addition, this detection device direct mount is on holding in the palm and ordering car 2 for all parts of detection device 3 all are in visual state, make things convenient for the staff to carry out daily maintenance.
The installation form of the trigger plate 32 can be appropriately selected according to actual needs, for example, the trigger plate 32 can be fixedly installed relative to the detection element 33, so that the material of the trigger plate 32 has certain elasticity and can be deformed to approach or separate from the detection element 33 under the action of the pull rope 31. Preferably, as shown in fig. 2 and 3, the trigger plate 32 is hinged on the support 35 so that the trigger plate 32 can be pivoted to approach or move away from the detection element 33, as shown in fig. 3, in which the trigger plate 32 is drawn by a solid line in a position where the trigger plate 32 is not pulled, and in which the trigger plate 32 is drawn by a dotted line in a position where the trigger plate 32 is pulled. The trigger plate 32 is hinged on the support 35, so that the motion of the trigger plate 32 is more stable and reliable, the stability of the detection device is improved, and the material selection of the trigger plate 32 is not limited. The trigger plate 32 can be reset manually after the worker maintains the suspension cable, or the reset device can be arranged on the detection device to enable the trigger plate 32 to reset automatically after the pulling force of the pulling rope 31 disappears.
Preferably, referring to fig. 3, a protruding mounting post 36 is formed on the support 35, the middle portion of the trigger plate 32 is hinged to the mounting post 36, the lower end of the trigger plate 32 is connected with the pull rope 31, and the upper portion and the lower portion of the trigger plate 32 are both provided with an elastic reset piece 34 capable of resetting the trigger plate 32 after being deflected, the initial position of the trigger plate 32 can be controlled by adjusting the elastic force of the elastic reset piece 34 on the upper side and the lower side of the mounting post 36, and the two elastic reset pieces 34 can also improve the stability of the trigger plate 32, and the mounting of the trigger plate 32 is more convenient relative to the mounting post 36 protruding from the support 35.
Preferably, the pull cord 31 is an elastic cord. Cable 1 itself also has certain elasticity, has elastic stay cord 31 and can be more accurate the detection cable 1's behaviour, and the elastic rope has certain cushioning effect, avoids the sudden-motion to trigger 32 noise detection equipment damage and the stay cord 31 fracture.
The detecting element 33 can be any suitable element according to actual needs, such as a distance sensor, a pressure sensor, and the like. Preferably, the detection element 33 is a travel switch, which is low cost and further preferably a waterproof travel switch, since the suspension cable is usually used outdoors, the waterproof grade of the waterproof travel switch can be appropriately selected according to actual needs.
According to another aspect of the present invention, a suspension cable, as shown in fig. 1 and 2, includes a cable 1, a messenger rail 4, and a plurality of trolleys 2 sequentially arranged on the messenger rail 4 in an extending direction of the messenger rail 4, the cable 1 being installed at one end of the messenger rail 4, and the cable 1 is hung on a plurality of ordering vehicles 2 which are arranged in sequence along the extending direction of the cable-suspending track 4, to suspend the cable 1 on the catenary track 4, the trolley 2 being able to move along the extension direction of the catenary track 4 to deploy or retract the cable 1, said suspended cable further comprising detection means 3, the detection means 3 are able to detect whether the cable 1 is over-stretched and to send a detection signal to alarm means able to send an alarm signal, and/or to a control device capable of controlling the movement of the trolley 2 to be stopped.
In the illustrated embodiment, the cable 1 is used for the exchange of signals and for the supply of power to the positioning carriage 5. It will be appreciated that the suspension cable may be used not only for the positioning cart 5, but also for other work machines such as tippers, cranes, etc.
The arrangement mode and the detection mode of the detection device 3 can be selected arbitrarily and appropriately according to actual needs, for example, the detection device 3 can be arranged to include a distance sensor which directly detects the distance between the order vehicle 2 and the adjacent cable supporting point, if the distance exceeds a preset value, the detection device 3 judges that the cable 1 is excessively stretched, and sends a detection signal to an alarm device and/or a control device; or a detection cable 11 is arranged between the order holding vehicle 2 and the adjacent cable supporting point, the length of the detection cable 11 is shorter than the lengths of other cable parts of the cable 1, once the distance between the order holding vehicle 2 and the adjacent cable supporting point exceeds a preset value, the detection cable 11 is broken, only one detection device 3 for detecting whether the detection cable 11 is broken or not can be arranged, whether the operation state of the cable is abnormal or not is judged according to whether the detection cable 11 is broken or not, and a detection signal is sent out; or the detecting device 3 is configured to include a pressure sensor that can determine the degree of tension of the cable 1, and thus determine whether the cable 1 is excessively stretched.
Preferably, the detection means 3 are able to detect whether the distance between said one end of the messenger track 4 and a trolley 2 arranged adjacent to said one end of the messenger track 4 exceeds a predetermined value and whether the distance between adjacent trolleys 2 exceeds a predetermined value, i.e. whether the distance between a trolley 2 and adjacent support means for supporting the cable 1 exceeds a predetermined value, in order to detect whether said cable 1 is over-stretched. For the detection the tensile degree of cable 1, it is more simple and convenient to detect the distance between the adjacent cable strutting arrangement, and the installation setting of detection device 3 of being convenient for. The means in which the distance between the pallet car 2 and the adjacent support means is detected may be suitably selected according to the actual need, for example, a distance sensor.
Preferably, the detection means 3 are detection means for the condition of the suspended cable according to the above. The detection device 3 comprises a detection element 33, a trigger plate 32 and a pull rope 31, when the distance between the order car 2 and the adjacent supporting device exceeds a preset value, the pull rope 31 drives the trigger plate 32 to trigger the detection element 33, so that whether the distance between the order car 2 and the adjacent cable supporting device exceeds the preset value or not can be detected more accurately.
Preferably, the detection element 33 of the detection device 3 and the trigger plate 32 arranged corresponding to the detection element 33 are arranged on a first ordering vehicle, wherein the trigger plate 32 is connected to a second ordering vehicle arranged adjacent to the first ordering vehicle by a pull rope 31, and when the distance between the first ordering vehicle and the second ordering vehicle exceeds a predetermined value, the trigger plate 32 can be shifted to trigger the detection element 33; alternatively, the trigger plate 32 is connected to the one end of the messenger rail 4 by a pull rope 31, and the trigger plate 32 can be shifted to trigger the detection element 33 when the distance between the first messenger and the one end of the messenger rail 4 exceeds a predetermined value. It is understood that the second ordering vehicle may also be provided with the detection device 3, and the pull rope 31 of the detection device 3 is connected to another ordering vehicle 2 adjacent to the second ordering vehicle, at this time, the second ordering vehicle is regarded as a "first ordering vehicle", and the another ordering vehicle is regarded as a "second ordering vehicle", and it is understood that the "first ordering vehicle" and the "second ordering vehicle" are not specific order ordering vehicles, but are used for distinguishing the ordering vehicle provided with the detection device 3 from the order vehicle to which the pull rope 31 of the detection device 3 is connected.
Referring to fig. 3 and 4, the ordering trolley 2 comprises an ordering pulley 21 capable of moving on the cable suspension rail 4, a cable bracket 23 for suspending the cable 1 and a connecting frame 22 for connecting the ordering pulley 21 and the cable bracket 23, and the detection device 3 is mounted on the cable bracket 23 through a mounting bolt and is arranged at a distance from the connecting frame 22. It will be appreciated that the detection device 3 may be mounted in other suitable ways and positions, for example, by welding to the connecting frame 22.
The number of the detection devices 3 and the arrangement manner of the plurality of ordering vehicles 2 may be selected according to actual needs, for example, the detection devices are arranged only at positions where the ordering vehicles 2 are prone to operation failure on the suspension cables. Preferably, the detecting device 3 is a plurality of those provided on each of the order cars 2, wherein, in the advancing direction in which the cables 1 are laid, the pulling rope 31 on each of the order cars 2 is connected to the order car 2 behind the order car 2, or the first order car is located on the front side of the one end of the catenary rail 4, see fig. 1, that is, the pulling rope 31 is connected to a supporting device for supporting the cables on the left side of the order car 2 on which the detecting device 3 is provided. It will be appreciated that the pull cord 31 may alternatively be attached to the support means for supporting the cable on the right side of the pallet car 2 on which the detection means 3 are provided, but in this case it is necessary to provide the detection means 3 at the end of the cable hanger rail 4 furthest to the left for mounting the cable 1 so that the suspended section between the respective support means for supporting the cable can be detected in real time by the detection means 3.
Preferably, referring to fig. 1, the cable 1 includes a power cable 13, a signal cable 12, and a detection cable 11, wherein the length of the detection cable 11 is smaller than the length of the power cable 13 and the length of the signal cable 12, and the detection cable 11 is broken when the distance between adjacent pallet cars 2 exceeds a predetermined value. Whether the cable 1 is over-stretched can also be judged by detecting whether the cable 11 is pulled apart when the detecting element 33 of the detecting device 3 fails, and whether each suspended section of the cable 1 is over-stretched can also be judged even if the detecting device 3 is not provided on each of the ordering carts 2. In the embodiment in which the detection device 3 is disposed on each order vehicle 2, since the detection device 3 can detect whether each suspended section of the cable 1 is over-stretched through the pulling rope 31, the trigger 32 and the detection element 33, it is not necessary to set the detection cable 11 of the detection device 3 to be shorter than other cable portions of the cable 1, and a user can select to integrate the detection cable 11 and other cable portions of the cable 1 into one cable to simplify the cable structure; or to still arrange the detection cable 11 shorter than the other cable parts of the cable 1, so that a failure of the suspended cable can still be detected in time when a detection means, such as the detection element 33, fails.
Preferably, the detecting device 3 is provided in plurality on the plurality of pallets 2 at intervals. For all set up detection device 3's technical scheme on each support car 2 and reduced about half detection device 3, practice thrift the cost, and reduce the signal transmission volume of detecting cable 11, reduce the possibility that the signal is chaotic, improve detection device 3's stability and reliability.
Preferably, the alarm device and/or the control device include a plurality of indicating devices corresponding to the plurality of detecting devices, so that each detecting device 3 sends a detection signal to the corresponding indicating device (for example, an indicator light, etc.), and a worker can accurately judge which specific commanding car has a fault.
The control device is preferably a PLC (programmable logic controller), a detection signal of the detection device 3 is sent to a PLC upper computer, and a user can control the positioning vehicle 5 to stop running and then ask the vehicle 2 to stop running through the programming of the PLC upper computer, or the PLC upper computer controls the alarm device. It will be appreciated that the detection signal from the detection means 3 may also be sent directly to the alarm means for the generation of an alarm signal. The signal isolation unit can analyze and compare the signals before the detection signals are transmitted to the PLC upper computer.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (13)
1. A detection device for the state of a suspended cable is characterized by comprising a support (35) fixedly arranged on a support vehicle (2), a trigger plate (32), a detection element (33) and a pull rope (31), wherein the trigger plate (32) is arranged on the support (35) in a position-adjustable manner, one end of the pull rope (31) is connected to the trigger plate (32) to drive the trigger plate (32) to adjust the position, the other end of the pull rope (31) is used for being connected to a supporting device of another supporting cable adjacent to the support vehicle (2),
the detection element (33) is arranged on the support (35) and can be triggered by the trigger plate (32) when the position adjustment amount of the trigger plate (32) exceeds a preset value, and sends a detection signal to a warning device capable of sending a warning signal and/or sends a detection signal to a control device capable of controlling the support vehicle (2) to stop moving.
2. Device for detecting the condition of a suspended cable according to claim 1, characterized in that said trigger plate (32) is hinged on said seat (35) so that said trigger plate (32) can pivot to approach or move away from said detection element (33).
3. The device for detecting the state of a suspended cable according to claim 1, wherein a protruding mounting column (36) is formed on the support (35), the middle part of the trigger plate (32) is hinged on the mounting column (36), the lower end of the trigger plate (32) is connected with the pull rope (31), and the upper part and the lower part of the trigger plate (32) are provided with elastic resetting pieces (34) which can reset the trigger plate (32) after being deflected.
4. The device for detecting the condition of a suspended cable according to claim 1, wherein said pull cord (31) is an elastic cord.
5. Device for detecting the condition of a suspended cable according to claim 1, characterized in that said detection element (33) is a travel switch.
6. A suspended cable comprising a cable (1), a messenger rail (4) and a plurality of messenger cars (2) sequentially disposed on the messenger rail (4) along an extending direction of the messenger rail (4), the cable (1) being installed at one end of the messenger rail (4), and the cable (1) being hung on the plurality of messenger cars (2) sequentially disposed along the extending direction of the messenger rail (4) to hang the cable (1) on the messenger rail (4), the messenger cars (2) being capable of moving along the extending direction of the messenger rail (4) to unfold or fold the cable (1), characterized in that the suspended cable further comprises a detecting device (3) capable of detecting whether the cable (1) is excessively stretched and sending a detection signal to an alarm device capable of sending an alarm signal, and/or sending a detection signal to a control device capable of controlling the commanding car (2) to stop moving.
7. Suspension cable according to claim 6, characterized in that the detection device (3) is able to detect whether the distance between the one end of the messenger rail (4) and the ordering trolley (2) arranged adjacent to the one end of the messenger rail (4) exceeds a predetermined value and whether the distance between adjacent ordering trolleys (2) exceeds a predetermined value in order to detect whether the cable (1) is overstretched.
8. Suspension cable according to claim 6, characterized in that the detection device (3) is a detection device for suspension cable conditions according to any of claims 1-5.
9. Suspension cable according to claim 8, characterized in that a detection element (33) of the detection device (3) and a trigger plate (32) arranged in correspondence of the detection element (33) are arranged on a first trolley, wherein,
the trigger plate (32) is connected to a second ordering trolley arranged adjacent to the first ordering trolley through the pull rope (31), and when the distance between the first ordering trolley and the second ordering trolley exceeds a preset value, the trigger plate (32) can deflect to trigger the detection element (33); or,
the trigger plate (32) is connected to the one end of the messenger rail (4) by the pull rope (31), the trigger plate (32) being deflectable to trigger the detection element (33) when the distance between the first order car and the one end of the messenger rail (4) exceeds a predetermined value.
10. Suspension cable according to any one of claims 9, characterized in that said detection means (3) are a plurality provided on each of said ordering carts (2), wherein said pulling rope (31) on each of said ordering carts (2) is connected to an ordering cart (2) behind said ordering cart (2) or said first ordering cart is located in front of said one end of said messenger track (4) in the advancing direction of laying of said cable (1).
11. Suspension cable according to claim 6, characterized in that the cable (1) comprises a power cable (13), a signal cable (12) and a detection cable (11), wherein the length of the detection cable (11) is smaller than the length of the power cable (13) and the length of the signal cable (12), the detection cable (11) being broken when the distance between adjacent ordering carts (2) exceeds a predetermined value.
12. Suspension cable according to claim 11, characterized in that said detection means (3) are a plurality of said trolley (2) arranged at intervals.
13. Suspension cable according to claim 10 or 12, characterized in that said alarm means and/or said control means comprise a plurality of indication means corresponding to a plurality of said detection means (3), so that each of said detection means (3) emits a detection signal to the corresponding indication means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511026572.8A CN105444712A (en) | 2015-12-31 | 2015-12-31 | Device for detecting state of suspended cable, and suspended cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511026572.8A CN105444712A (en) | 2015-12-31 | 2015-12-31 | Device for detecting state of suspended cable, and suspended cable |
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| CN105444712A true CN105444712A (en) | 2016-03-30 |
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| CN201511026572.8A Pending CN105444712A (en) | 2015-12-31 | 2015-12-31 | Device for detecting state of suspended cable, and suspended cable |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110556745A (en) * | 2019-08-30 | 2019-12-10 | 北京海瑞兴能源科技有限责任公司 | Cable tension monitoring method for landing section cable laying system |
| CN114084801A (en) * | 2021-12-09 | 2022-02-25 | 武汉深能环保新沟垃圾发电有限公司 | Device and method for online detection of cable pulley fault of hoisting machinery |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2621166A1 (en) * | 1987-09-29 | 1989-03-31 | Thomson Cgr | Device and method for detecting the breakage of a cable |
| JP2003070141A (en) * | 2001-08-21 | 2003-03-07 | Nec Corp | Protective structure of hanging cable |
| CN201398037Y (en) * | 2009-04-16 | 2010-02-03 | 宝山钢铁股份有限公司 | Power supply device of RH steel ladle trolley |
| CN201736826U (en) * | 2010-07-23 | 2011-02-09 | 张建宝 | Over-force protection mechanism for carbon brush traction device of cable-towed trolley and trolley line |
| CN202414992U (en) * | 2011-12-14 | 2012-09-05 | 三一集团有限公司 | Cable festooning system |
| CN103539016A (en) * | 2013-11-12 | 2014-01-29 | 湖州洋西起重设备有限公司 | Elastic buffer of festoon cable |
| CN104358570A (en) * | 2014-11-05 | 2015-02-18 | 天地上海采掘装备科技有限公司 | Cable towing device with cable tension protecting function |
| CN205262439U (en) * | 2015-12-31 | 2016-05-25 | 中国神华能源股份有限公司 | A detection device with hang cable for hanging cable state |
-
2015
- 2015-12-31 CN CN201511026572.8A patent/CN105444712A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2621166A1 (en) * | 1987-09-29 | 1989-03-31 | Thomson Cgr | Device and method for detecting the breakage of a cable |
| JP2003070141A (en) * | 2001-08-21 | 2003-03-07 | Nec Corp | Protective structure of hanging cable |
| CN201398037Y (en) * | 2009-04-16 | 2010-02-03 | 宝山钢铁股份有限公司 | Power supply device of RH steel ladle trolley |
| CN201736826U (en) * | 2010-07-23 | 2011-02-09 | 张建宝 | Over-force protection mechanism for carbon brush traction device of cable-towed trolley and trolley line |
| CN202414992U (en) * | 2011-12-14 | 2012-09-05 | 三一集团有限公司 | Cable festooning system |
| CN103539016A (en) * | 2013-11-12 | 2014-01-29 | 湖州洋西起重设备有限公司 | Elastic buffer of festoon cable |
| CN104358570A (en) * | 2014-11-05 | 2015-02-18 | 天地上海采掘装备科技有限公司 | Cable towing device with cable tension protecting function |
| CN205262439U (en) * | 2015-12-31 | 2016-05-25 | 中国神华能源股份有限公司 | A detection device with hang cable for hanging cable state |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110556745A (en) * | 2019-08-30 | 2019-12-10 | 北京海瑞兴能源科技有限责任公司 | Cable tension monitoring method for landing section cable laying system |
| CN114084801A (en) * | 2021-12-09 | 2022-02-25 | 武汉深能环保新沟垃圾发电有限公司 | Device and method for online detection of cable pulley fault of hoisting machinery |
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