CN203652943U - Over-tension detection device for cables and cable reel - Google Patents
Over-tension detection device for cables and cable reel Download PDFInfo
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- CN203652943U CN203652943U CN201320827645.3U CN201320827645U CN203652943U CN 203652943 U CN203652943 U CN 203652943U CN 201320827645 U CN201320827645 U CN 201320827645U CN 203652943 U CN203652943 U CN 203652943U
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- 238000001514 detection method Methods 0.000 title claims abstract description 19
- 230000009466 transformation Effects 0.000 abstract description 2
- 230000008859 change Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
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- 238000005096 rolling process Methods 0.000 description 1
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Abstract
The utility model discloses an over-tension detection device for cables and a cable reel. The over-tension detection device for cables comprises a connecting arm and an elastic connecting piece (2). One end of the connecting arm is rotatably installed on a mounting piece of the detection device, and the elastic connecting piece (2) is used for pulling the connecting arm to make the connecting arm located in the first position which forms a preset angle with the vertical direction. In the first position, a cable is located below the other end of the connecting arm, and the cable and the other end of the connecting arm are spaced. The over-tension detection device further comprises a detection element used for detecting rotation of the connecting arm. When the cable is tensioned too tightly, the cable can push the connecting arm to rotate, and thus rotation of the connecting arm can be detected through the detection element. The utility model further discloses the cable reel provided with the detection device. Through the scheme, transformation of the cable reel is little after the over-tension detection device is installed, and the over-tension detection device is simple in structure and low in cost.
Description
Technical field
The utility model relates to cable detecting device, particularly, relates to a kind of tensioning detecting device excessively of cable.In addition, the utility model also relates to a kind of cable drum that described cable is installed crosses tensioning detecting device.
Background technology
Cable drum is the cable winder that electrical source of power, control power supply or control signal are provided for Large-scale Mobile equipment.It is widely used in the heavy duty equipment of the similar operating modes such as harbor portal crane, container handling crane, ship loader, tower crane.
May there is tension phenomenon in cable, thereby cause cable fault and disrumpent feelings in operational process.For preventing cable bad, or outside purchased tensioning detecting device, but expensive, and larger to the change of reel guide piece, was unfavorable for cost savings.
In view of this, need to provide a kind of changes less and cable simple in structure, with low cost to existing installation and crosses tensioning detecting device.
Utility model content
The problem of solution described in the utility model is to provide a kind of tensioning detecting device excessively simple in structure, with low cost and less to existing installation change.
In addition, the problem that the utility model also will solve is to provide a kind of cable drum, and this cable drum is provided with simple in structure, with low cost and existing installation is changed to less tensioning detecting device excessively.
In order to address the above problem, the utility model provides a kind of tensioning detecting device excessively of cable, it is characterized in that, comprise connecting arm and Flexible Connector, one end of described connecting arm is rotatably installed on detecting device fabricated section, described Flexible Connector is connected with described connecting arm and described detecting device fabricated section respectively, to make described connecting arm in the primary importance in vertical direction with predetermined angular by the elastic pulling force of this Flexible Connector, and cable described in this primary importance be positioned at the other end of described connecting arm below and with the other end interval of this connecting arm, the described tensioning detecting device of crossing also comprises the detecting element rotating for detection of described connecting arm, under the state of described cable stretch-draw tension, described cable can promote the other end of described connecting arm and make this connecting arm rotate and leave described primary importance, thereby can detect that described connecting arm rotates by described detecting element.
Preferably, this overtension detecting device is the overtension detecting device for the cable on cable drum, the guide piece that described detecting device fabricated section is cable drum.
Preferably, described detecting element comprises by support and is arranged on the detector switch on described guide piece and is arranged on the triggering part on described connecting arm, described connecting arm is in the time of described primary importance, described triggering part contacts with described detector switch, when described connecting arm leaves described primary importance, described triggering part leaves described detector switch and reports to the police and start corresponding warning device to trigger described detector switch.
Preferably, the length of described connecting arm can regulate.
Preferably, described connecting arm comprises by connecting element the first connecting arm connected to one another and the second connecting arm, on described the first connecting arm and described the second connecting arm, be respectively arranged with multiple mounting holes of arranging along length direction separately, described connecting element can connect described the first connecting arm and described the second connecting arm at different described position of mounting hole.
Preferably, the described tensioning detecting device of crossing also comprises type leading wheel framework, the described other end of described connecting arm is provided with described type leading wheel framework, cable described in this primary importance be positioned at described type leading wheel framework below and with this type leading wheel framework interval, under the state of described cable stretch-draw tension, described cable can contact and promote described type leading wheel framework to drive described connecting arm to rotate and leave described primary importance.
Preferably, described type leading wheel framework comprises the track adjusting wheel bearing being connected with the other end of described connecting arm and is rotatably installed in the track adjusting wheel on this track adjusting wheel bearing, in the time of described cable stretch-draw tension, can contact with described track adjusting wheel.
Preferably, the periphery of described track adjusting wheel is formed as U-shaped groove can hold described cable.
Preferably, described Flexible Connector comprises the spring of the both sides that lay respectively at described connecting arm, and described in each, both ends of the spring is connected on described detecting device fabricated section and described connecting arm.
In addition, the utility model also provides a kind of cable drum, and wherein, described cable drum is provided with the tensioning fender guard excessively of the cable described in above any one scheme.
Pass through technique scheme, by the tensioning detecting device excessively of cable is set on the guide piece of cable drum, thereby can be in the time of described cable tension by cable promote that the described connecting arm of crossing tensioning detecting device rotates and detection trigger element with alarm, it is described that to cross tensioning detecting device less and simple in structure, with low cost to cable drum transformation.
Other feature and advantage of the present utility model are described in detail the detailed description of the invention part subsequently.
Brief description of the drawings
Accompanying drawing is to be used to provide further understanding of the present utility model, and forms a part for specification sheets, is used from explanation the utility model, but does not form restriction of the present utility model with detailed description of the invention one below.In the accompanying drawings:
Fig. 1 is the structural representation in described primary importance according to the connecting arm of crossing tensioning detecting device of a kind of detailed description of the invention of the present utility model;
Fig. 2 is the structural representation that the tensioning detecting device excessively of Fig. 1 leaves described primary importance.
Description of reference numerals
1 guide piece 2 elastic components
3 detector switch 4 supports
5 trigger part 6 connecting elements
7 first arm 8 second arms
9 mounting hole 10 guide wheel brackets
11 track adjusting wheel I vertical directions
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is elaborated.Should be understood that, detailed description of the invention described herein only, for description and interpretation the utility model, is not limited to the utility model.
As shown in Figure 1, the utility model provides a kind of tensioning detecting device excessively of cable, it is characterized in that, comprise connecting arm and Flexible Connector 2, one end of described connecting arm is rotatably installed on detecting device fabricated section, described Flexible Connector 2 is connected with described connecting arm and described detecting device fabricated section respectively, to make described connecting arm in the primary importance in vertical direction with predetermined angular by the elastic pulling force of this Flexible Connector 2, and be positioned at this primary importance cable 12 described connecting arm the other end below and with the other end interval of this connecting arm, the described tensioning detecting device of crossing also comprises the detecting element rotating for detection of described connecting arm, under the state of cable 12 stretch-draw tensions, cable 12 can promote the other end of described connecting arm and make this connecting arm rotate and leave described primary importance, thereby can detect that described connecting arm rotates by described detecting element.
The cable 12 that along continuous straight runs stretches can sink because of Action of Gravity Field, when under the pulling force effect of cable 12 at two ends when tensioning, can produce displacement upwards.Therefore, described tensioning detecting device, the detection trigger element while rotation so that described connecting arm is promoted by cable 12 crossed that can be promoted by cable 12 is set on the top of cable 12.Described detecting element can be various ways, the element that for example travel switch, contact switch, sensor can detection position move.In addition, can touch described connecting arm for the ease of the cable 12 of crossing tensioning, the parts with certain width can be set on described connecting arm with the thrust of load-bearing cable 12, this will be described in detail below.
According to a kind of detailed description of the invention of the present utility model, this crosses tensioning detecting device is the tensioning detecting device excessively for the cable on cable drum, the guide piece 1 that described detecting device fabricated section is cable drum.The described tensioning detecting device of crossing is mainly used in cable drum, is applied to other similar fields but also can carry out simple deformation to it, crosses tensioning detection etc. as optical cable, and these all should belong to protection domain of the present utility model.
According to a kind of detailed description of the invention of the present utility model, described detecting element comprises by support 4 and is arranged on the detector switch 3 on described guide piece 1 and is arranged on the triggering part 5 on described connecting arm, described connecting arm is in the time of described primary importance, triggering part 5 contacts with detector switch 3, when described connecting arm leaves described primary importance (as shown in Figure 2), triggering part 5 leaves described detector switch 5 and starts corresponding warning device with detection trigger switch 3.Described warning device can be installed in place and be electrically connected with detector switch 3 by wire, in the time that detector switch 3 is triggered described in alarm activation with prompting relevant staff cable drum is carried out to adjustment and maintenance.
According to a kind of detailed description of the invention of the present utility model, the length of described connecting arm can regulate.By regulating the length of described connecting arm, make cable 12 can contact and promote described connecting arm in the time crossing tensioning and report to the police with detection trigger switch 3.
According to a kind of detailed description of the invention of the present utility model, described connecting arm comprises by connecting element 6 the first connecting arm 7 connected to one another and the second connecting arm 8, the first connecting arm 7 and the second connecting arm 8) on be respectively arranged with multiple mounting holes 9 of arranging along length direction separately, connecting element 6 can connect in different described mounting hole 9 positions described the first connecting arm 7 and described the second connecting arm 8.The length overlapping each other by the first connecting arm 7 and the second connecting arm 8, and mounting hole 9 is separately alignd so that connecting element 6 is fixed in the mounted in pairs hole 9 of alignment, realize the change of the length of described connecting arm.Connecting element 6 can be preferably paired screw bolt and nut, but the utility model is not limited to this.
According to a kind of detailed description of the invention of the present utility model, the described tensioning detecting device of crossing also comprises type leading wheel framework, the described other end of described connecting arm is provided with described type leading wheel framework, described primary importance cable 12 be positioned at described type leading wheel framework below and with this type leading wheel framework interval, under the state of cable 12 stretch-draw tensions, described cable can contact and promote described type leading wheel framework to drive described connecting arm to rotate and leave described primary importance.Described type leading wheel framework is conducive to cable 12 and contacts better and promote described connecting arm.
According to a kind of detailed description of the invention of the present utility model, described type leading wheel framework comprises the track adjusting wheel bearing 10 being connected with the other end of described connecting arm and is rotatably installed in the track adjusting wheel 11 on this track adjusting wheel bearing, in the time of cable 12 stretch-draw tension, can contact with track adjusting wheel 11.Track adjusting wheel 11 can be converted into the friction of rolling between track adjusting wheel 11 and cable 12 by the cliding friction between cable 12 and described connecting arm, reduces the damage to cable.
According to a kind of detailed description of the invention of the present utility model, the periphery of track adjusting wheel 11 is formed as U-shaped groove can hold described cable 12.In the time that cable 12 fully contacts with track adjusting wheel 11, due to the interference of tension force effect or extraneous other factors (as the vibration of equipment), thereby cable 12 may produce to swing and disengage with track adjusting wheel 11, and therefore described connecting arm also can return to described primary importance stop alarm.Therefore, U-shaped groove is set on the periphery of track adjusting wheel 11 and can prevents that cable 12 from departing from, maintain alerting signal and continue.
According to a kind of detailed description of the invention of the present utility model, Flexible Connector 2 comprises the spring of the both sides that lay respectively at described connecting arm, and described in each, both ends of the spring is connected on described detecting device fabricated section and described connecting arm.Particularly, described spring can connect above-described the first connecting arm 7.Wherein, the first spring that is positioned at the first connecting arm 7 tops is for pulling described connecting arm and vertical direction I to keep predetermined angle.The second spring that is positioned at the first connecting arm 7 belows can prevent the generation of false alarm situation, for example, in actual moving process, equipment operation will inevitably produce vibration, thereby cause described connecting arm upwards to rotate generation false alarm, and described the second spring can be offset less power to the pulling force effect of described connecting arm, prevent that described connecting arm from upwards rotating generation false alarm.
The utility model also provides a kind of cable drum, and described cable drum is provided with the tensioning fender guard excessively of the cable described in above any one scheme.
Below describe by reference to the accompanying drawings preferred implementation of the present utility model in detail; but; the utility model is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present utility model; can carry out multiple simple variant to the technical solution of the utility model, these simple variant all belong to protection domain of the present utility model.
It should be noted that in addition, each concrete technical characterictic described in above-mentioned detailed description of the invention, in reconcilable situation, can combine by any suitable mode, for fear of unnecessary repetition, the utility model is to the explanation no longer separately of various possible array modes.
In addition, also can carry out combination in any between various embodiment of the present utility model, as long as it is without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (10)
1. the tensioning detecting device excessively of a cable, it is characterized in that, comprise connecting arm and Flexible Connector (2), one end of described connecting arm is rotatably installed on detecting device fabricated section, described Flexible Connector (2) is connected with described connecting arm and described detecting device fabricated section respectively, to make described connecting arm in the primary importance in vertical direction with predetermined angular by the elastic pulling force of this Flexible Connector (2), and be positioned at the below of the other end of described connecting arm and the other end interval with this connecting arm at cable (12) described in this primary importance, the described tensioning detecting device of crossing also comprises the detecting element rotating for detection of described connecting arm, under the state of described cable (12) stretch-draw tension, described cable (12) can promote the other end of described connecting arm and make this connecting arm rotate and leave described primary importance, thereby can detect that described connecting arm rotates by described detecting element.
2. the tensioning detecting device excessively of cable according to claim 1, is characterized in that, this overtension detecting device is the overtension detecting device for the cable on cable drum, the guide piece (1) that described detecting device fabricated section is cable drum.
3. the tensioning detecting device excessively of cable according to claim 2, it is characterized in that, described detecting element comprises by support (4) and is arranged on the detector switch (3) on described guide piece (1) and is arranged on the triggering part (5) on described connecting arm, described connecting arm is in the time of described primary importance, described triggering part (5) contacts with described detector switch (3), when described connecting arm leaves described primary importance, described triggering part (5) leaves described detector switch (5) to trigger described detector switch (3) and to start corresponding warning device.
4. the tensioning detecting device excessively of cable according to claim 1, is characterized in that, the length of described connecting arm can regulate.
5. the tensioning detecting device excessively of cable according to claim 4, it is characterized in that, described connecting arm comprises by connecting element (6) the first connecting arm connected to one another (7) and the second connecting arm (8), on described the first connecting arm (7) and described the second connecting arm (8), be respectively arranged with multiple mounting holes (9) of arranging along length direction separately, described connecting element (6) can connect described the first connecting arm (7) and described the second connecting arm (8) in different described mounting hole (9) positions.
6. according to the tensioning detecting device excessively of the cable described in any one in claim 1 to 5, it is characterized in that, the described tensioning detecting device of crossing also comprises type leading wheel framework, the described other end of described connecting arm is provided with described type leading wheel framework, cable (12) described in this primary importance be positioned at the below of described type leading wheel framework and with this type leading wheel framework interval, under the state of described cable (12) stretch-draw tension, described cable can contact and promote described type leading wheel framework to drive described connecting arm to rotate and leave described primary importance.
7. the tensioning detecting device excessively of cable according to claim 6, it is characterized in that, described type leading wheel framework comprises the track adjusting wheel bearing (10) being connected with the other end of described connecting arm and is rotatably installed in the track adjusting wheel (11) on this track adjusting wheel bearing, in the time of described cable (12) stretch-draw tension, can contact with described track adjusting wheel (11).
8. the tensioning detecting device excessively of cable according to claim 7, is characterized in that, the periphery of described track adjusting wheel (11) is formed as U-shaped groove can hold described cable (12).
9. the tensioning detecting device excessively of cable according to claim 1, it is characterized in that, described Flexible Connector (2) comprises the spring of the both sides that lay respectively at described connecting arm, and described in each, both ends of the spring is connected on described detecting device fabricated section and described connecting arm.
10. a cable drum, is characterized in that, described cable drum is provided with the tensioning fender guard excessively according to the cable described in claim 1-9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320827645.3U CN203652943U (en) | 2013-12-13 | 2013-12-13 | Over-tension detection device for cables and cable reel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320827645.3U CN203652943U (en) | 2013-12-13 | 2013-12-13 | Over-tension detection device for cables and cable reel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203652943U true CN203652943U (en) | 2014-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320827645.3U Expired - Lifetime CN203652943U (en) | 2013-12-13 | 2013-12-13 | Over-tension detection device for cables and cable reel |
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| Country | Link |
|---|---|
| CN (1) | CN203652943U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110255290A (en) * | 2019-06-11 | 2019-09-20 | 中国神华能源股份有限公司 | Cable drum leading truck detection device and cable drum cable status detection method |
-
2013
- 2013-12-13 CN CN201320827645.3U patent/CN203652943U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110255290A (en) * | 2019-06-11 | 2019-09-20 | 中国神华能源股份有限公司 | Cable drum leading truck detection device and cable drum cable status detection method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140618 |
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| CX01 | Expiry of patent term |