CN201946920U - Cable clamping apparatus - Google Patents
Cable clamping apparatus Download PDFInfo
- Publication number
- CN201946920U CN201946920U CN2010206364278U CN201020636427U CN201946920U CN 201946920 U CN201946920 U CN 201946920U CN 2010206364278 U CN2010206364278 U CN 2010206364278U CN 201020636427 U CN201020636427 U CN 201020636427U CN 201946920 U CN201946920 U CN 201946920U
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- China
- Prior art keywords
- cable
- cable support
- demifacet
- straightway
- cutting ferrule
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model provides a cable clamping apparatus and comprises a cable support and a clamping sleeve, wherein the cable support forms a U shape by bending a semicircular cylindrical-shape rigidity-material notch outwards. The cable support includes an arc portion located in a plane, and a first straight line segment section and a second straight line segment section extend from the two ends of the arc portion. The two straight line segment sections are not parallel and the distance between the free ends of the two straight line segment sections is shorter than the distance between the two ends of the arc portion. The clamping sleeve can tightly wrap the area between the two straight line segment sections of the cable support, and opens at a portion between the free ends of each of the two straight line segment sections and the two ends of the arc portion. The cable clamping apparatus has the advantages that the cable can be coated between the cable support and the clamping sleeve and can bear force evenly, and the clamp sleeve and the cable support can self lock tightly continuously during use. In addition, the cable clamping apparatus is convenient to disassemble.
Description
Technical field
The utility model relates to the instrument that a kind of fixed cable is used, and specifically, relates to a kind of cable jig.
Background technology
At present, the electric LHD of using always in the production needs the cable power supply by self traction at work.Wherein, an end of service cable is fixedlyed connected with the cable drum on the electric LHD, and its other end then is connected with ground fixedly distribution box.For preventing that the electric LHD in the work from breaking the connecting portion between cable and the distribution box when the folding and unfolding cable, need near this connecting portion, cable be tightened, and then the jig that will tighten cable is connected with near fixture with cable fixture.The stressed of connecting portion between cable and the distribution box ignored.The jig that the employed attached cable of electric LHD is used generally all is a direct clamping type, that is, this cable fixture is made of the clamp of two band straight troughs, in use cable is placed in the straight trough of clamp, and is with bolt that two clamps are fastening relatively then.In use, because the contact-making surface of this jig and cable is limited, therefore, the shearing force that the external protection rubber of cable is subjected to is very big.Through use after a while, absciss layer drum head phenomenon often appears in the cable at this jig place, causes cable bad.In addition, because cable is stressed continually when work, often cause the fastening bolt on the jig partly loosening, so just make the suffered shearing force of cable more concentrated in the part, quickened the damage of cable, simultaneously, thus the potential safety hazard that can cause cable from jig, to get loose the connecting portion between cable and the distribution box is broken.Therefore, above-mentioned jig is suitable for for the cable that need not move.But for the working cable that is subjected to frequently pullling, above-mentioned cable fixture has tangible deficiency.
The utility model content
The purpose of this utility model is to provide a kind of cable jig easy to use, and by adjusting the force direction that is subjected to of jig and cable, making jig mainly is tension force to the active force of cable from mainly being that shearing force becomes; In addition, the contact-making surface between jig and the cable is increased; And make jig have the self-locking function, do not need fastening bolt, thereby avoid hidden danger that bolt looseness brings.
To achieve these goals, the utility model provides a kind of cable jig, it comprises: the cable support, outwards curve accurate U type shape by the planar rigidity material of semicircular pillar notch, it comprises arcuation part that is positioned at a plane and first straightway part and the second straightway part that extends out from described arcuation two ends partly, described two straightway parts are not parallel, and the distance between its free end is less than the distance between the two ends of described arcuation part; And cutting ferrule, comprise and two straightways part of described cable support between corresponding first demifacet of shape and second demifacet in zone, described first demifacet and second demifacet be connected by first joint portion with the corresponding end of the first straightway part described cable support, described first demifacet and second demifacet be connected by second joint portion with the corresponding end of the second straightway part described cable support, the corresponding end of line between the free end of first and second straightways part described first demifacet and second demifacet and described cable support forms first opening, and the corresponding end of line between the two ends of arcuation part described first demifacet and second demifacet and described cable support forms second opening; Wherein, first straightway part with described cable support is identical with second straightway bearing of trend partly respectively with the bearing of trend of second joint portion in first joint portion of described cutting ferrule, and the former two's length is equal to or slightly less than the length of the latter two respectively; Wherein, second opening of described cutting ferrule equals or is slightly smaller than distance between the two ends of arcuation part of described cable support at the width between described first joint portion and described second joint portion.
Preferably, described cable support also comprises one or more strutting pieces, the two ends of each strutting piece in described one or more strutting piece are connected with the first and second straightway partial fixings of described cable support respectively, wherein, have at least the two ends of a strutting piece to fixedly connected with two free ends of described cable support respectively, and the part of this strutting piece protrudes in outside the zone between two straightways part of described cable support.
Preferably, described cutting ferrule also comprises the collar, and wherein, the described collar is fixed on the outer surface of described cutting ferrule.
As mentioned above, cable jig described in the utility model can be wrapped in cable between cable support and the cutting ferrule, makes its equilibrium, multi-faceted, stressed on a large scale, has so just avoided the stressed generation concentration of local of cable, thereby has made cable bad.In addition, the direction of the external force that the cable support in the described cable jig and cutting ferrule are suffered is opposite, described cutting ferrule and cable support is constantly locked, thereby realized described cable jig self-locking function in use.In addition, because described cable jig needs only in use described cable support is inserted described cutting ferrule, therefore, more convenient and quicker when dismounting does not need loosening fastening bolt.
Description of drawings
Fig. 1 is the schematic diagram of a described cable jig of embodiment of the present utility model; And
Fig. 2 is the user mode schematic diagram of a described cable jig of embodiment of the present utility model.
Embodiment
The embodiment of cable jig described in the utility model is described below with reference to the accompanying drawings.Those of ordinary skill in the art can recognize, under the situation that does not depart from spirit and scope of the present utility model, can revise described embodiment with various mode.Therefore, accompanying drawing is illustrative with being described in essence, rather than is used to limit the protection range of claim.In addition, in this manual, accompanying drawing draws not in scale, and identical Reference numeral is represented identical part.
Fig. 1 is the schematic diagram of a described cable jig of embodiment of the present utility model.As shown in Figure 1, the described cable jig 100 of an embodiment of the present utility model comprises cable support 10 and cutting ferrule 20.Cable support 10 comprises cable trough 11 and one or more strutting piece 13 and 14.Cable trough 11 curves accurate U font shape by the planar rigidity material of semicircular pillar (for example half steel pipe that cuts vertically), it comprises the arcuation part 11a that is positioned at a plane (being paper) and the straightway part 11b and the 11c that extend out from the two ends of arcuation part 11a, wherein, straightway part 11b and 11c are not parallel, and the distance between its free end is less than the distance between the two ends of arcuation part 11a.There is a horizontal plane (perpendicular to paper), makes cable trough 11 about this horizontal plane symmetry.The notch 12 of cable trough 11 is semicircle cylinder, and outwardly open along the bearing of trend of cable trough 11, its diameter equals or be slightly larger than the diameter of cable, makes cable to be placed in the notch 12 along the bearing of trend of cable trough 11.
In addition, between two straightway part 11b of cable trough 11 and 11c, can support with one or more (for example two) strutting piece 13 and 14.To prevent cable trough 11 distortion.Fixedly connected with two straightway part 11b of cable trough 11 and the middle body of 11c respectively in the two ends of strutting piece 13, then fixedly connected with the free end portion of two straightway part 11b and 11c respectively in the two ends of strutting piece 14, and strutting piece 14 some 14a give prominence to outside two free-ended lines of cable trough 11, this ledge 14a is used as handle, with the dismounting (back will be described) that makes things convenient for cable jig 100.
In addition, also be provided with the collar 26 on cutting ferrule 20, the collar 26 is fixed on the cutting ferrule 20.The collar 26 is used for the cable jig 100 of fastening cable is connected with fixture.
Fig. 2 is the user mode schematic diagram of a described cable jig of embodiment of the present utility model.As shown in Figure 2, when using cable jig 100 fastening cables, the cable section 200 that needs are fixing curves the U type, and the curved portions of the cable section 200 that curves the U type is pulled out from left end opening 24 insertions of cutting ferrule 20 and from right-end openings 25.Then, this part U type cable section 200 is embedded in the notch 12 of cable trough 11 along the bearing of trend of cable trough 11.Then, cutting ferrule 20 is enclosed within on the cable trough 11 that has embedded cable 200.Because being parallel to the straightway part 11b and the 11c of cable trough 11 respectively, last joint portion 23b in the cutting ferrule 20 and following joint portion 23c extend, and the distance between the two ends up and down of the right-end openings 25 of cutting ferrule 20 equals or is slightly smaller than distance between the two ends of arcuation part 11a of cable trough 11, therefore, cutting ferrule 20 can be enclosed within on the cable trough 11 that has embedded cable 200 tightly, make cable 200 fixing, and can be from slippage on the cable trough 11.After cutting ferrule 20 was enclosed within on the cable support 10 that has embedded cable 200, a part of 14a of the strutting piece 14 on the cable support 10 was exposed at the outside of cutting ferrule 20, as handle, with the convenient back dismounting cable jig 100 that uses.Then, utilize the collar 26 on the cutting ferrule 20 that the cable jig 100 of fastening cable 200 is connected with the fixture (not shown).
When finishing using, need with cable 200 when cable jig 100 be unloaded down,, cable support 10 be broken away from from cutting ferrule 20, thereby can take out cable 200 by touching the exposed parts 14a of the strutting piece 14 on the cable support 10.
Can know from top description, in use, cable 200 in the cable jig 100 is balanced, multi-faceted under the common parcel of cable trough 11 and cutting ferrule 20, stressed on a large scale, has so just avoided the stressed generation concentration of local of cable, thereby has made cable bad.In addition, the direction of the external force that cable support 10 and cutting ferrule 20 are suffered is opposite, cutting ferrule 20 and cable support 10 is constantly locked, thereby realized cable jig 100 self-locking function in use.In addition, because cable jig 100 needs only in use cable support 10 is inserted cutting ferrules 20, therefore, more convenient and quicker when dismounting does not need loosening fastening bolt.
In the foregoing description of the present utility model, the cable support also can have asymmetric structure, but cutting ferrule will correspondingly match, and makes the cable on the cable support tightly to be encased when in the cable support insertion cutting ferrule.In addition, the preceding demifacet of cutting ferrule and back demifacet can be dull and stereotyped, between these two flat boards, and can be by doing the portion of combining between the higher and lower levels with the corresponding notch that inwardly opens wide of the cable trough of cable support.Moreover jig described in the utility model also can be used for chucking such as other cables such as ropes.
As above in the mode of example cable jig described in the utility model has been described with reference to accompanying drawing.But, it will be appreciated by those skilled in the art that the cable fixture that proposes for above-mentioned the utility model, can also on the basis that does not break away from the utility model content, make various improvement.Therefore, protection range of the present utility model should be determined by the content of appending claims.
Claims (3)
1. a cable jig is characterized in that, comprising:
The cable support, outwards curve accurate U type shape by the planar rigidity material of semicircular pillar notch, it comprises arcuation part that is positioned at a plane and first straightway part and the second straightway part that extends out from described arcuation two ends partly, described two straightway parts are not parallel, and the distance between its free end is less than the distance between the two ends of described arcuation part; And
Cutting ferrule, comprise and two straightways part of described cable support between corresponding first demifacet of shape and second demifacet in zone, described first demifacet and second demifacet be connected by first joint portion with the corresponding end of the first straightway part described cable support, described first demifacet and second demifacet be connected by second joint portion with the corresponding end of the second straightway part described cable support, the corresponding end of line between the free end of first and second straightways part described first demifacet and second demifacet and described cable support forms first opening, and the corresponding end of line between the two ends of arcuation part described first demifacet and second demifacet and described cable support forms second opening;
Wherein, first straightway part with described cable support is identical with second straightway bearing of trend partly respectively with the bearing of trend of second joint portion in first joint portion of described cutting ferrule, and the former two's length is equal to or slightly less than the length of the latter two respectively,
Wherein, second opening of described cutting ferrule equals or is slightly smaller than distance between the two ends of arcuation part of described cable support at the width between described first joint portion and described second joint portion.
2. cable jig according to claim 1, it is characterized in that, described cable support also comprises one or more strutting pieces, the two ends of each strutting piece in described one or more strutting piece are connected with the first and second straightway partial fixings of described cable support respectively, wherein, have at least the two ends of a strutting piece to fixedly connected with two free ends of described cable support respectively, and the part of this strutting piece protrudes in outside the zone between two straightways part of described cable support.
3. cable jig according to claim 1 and 2 is characterized in that described cutting ferrule also comprises the collar, and wherein, the described collar is fixed on the outer surface of described cutting ferrule.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206364278U CN201946920U (en) | 2010-12-01 | 2010-12-01 | Cable clamping apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206364278U CN201946920U (en) | 2010-12-01 | 2010-12-01 | Cable clamping apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201946920U true CN201946920U (en) | 2011-08-24 |
Family
ID=44474256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206364278U Expired - Lifetime CN201946920U (en) | 2010-12-01 | 2010-12-01 | Cable clamping apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201946920U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103359135A (en) * | 2013-07-03 | 2013-10-23 | 株洲南车时代电气股份有限公司 | Rail cable fixing device |
-
2010
- 2010-12-01 CN CN2010206364278U patent/CN201946920U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103359135A (en) * | 2013-07-03 | 2013-10-23 | 株洲南车时代电气股份有限公司 | Rail cable fixing device |
| CN103359135B (en) * | 2013-07-03 | 2015-11-04 | 株洲南车时代电气股份有限公司 | A kind of rail cable anchor fitting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110824 |