The special-shaped wire clamp of a kind of modified model
Technical field
The present invention relates to field of electricity construction, be specifically related to the special-shaped wire clamp of a kind of modified model
Background technology
At present in live line working, during traditional action bars operation, in overlap joint lead-in wire operation process, special-shaped wire clamp to be used to overlap plain conductor, namely on bar, an electrician and No. two electricians cooperatively interact, action bars is used to overlap wire feed throughs, conventional special-shaped wire folder comprises lower fixture block, hold-down bolt and 3 upper fixture blocks, but, at the scene in real work, when fixing first hold-down bolt, owing to being rotatably compress bolt with insulating bar on bar, the upper fixture block on side is easily caused to depart from, thus make lead-in wire cannot aim at fixture block groove, waste time and energy in rotary course, personnel are easily tired, installing both nonstandard also unsightly.
Summary of the invention
The object of the invention is to solve the problem existing for prior art, find a kind of easy to use, the special-shaped wire clamp of modified model of operating personnel's fatigue strength on bar can be reduced.
In order to realize described object, the special-shaped wire clamp of a kind of modified model, comprise lower fixture block, hold-down bolt and 3 upper fixture blocks, described each upper fixture block is provided with open-work, described upper fixture block upper end is provided with cushion block, described cushion block is provided with the perforation corresponding with open-work position, described lower fixture block is provided with the screw corresponding with upper fixture block quantity running through lower fixture block, described hold-down bolt is through perforation, open-work, screw is cushion block, upper fixture block, lower fixture block is connected, the lower surface of described upper fixture block is provided with two upper fastening grooves, the upper surface of described lower fixture block is provided with two lower fastening grooves, described upper fastening groove and corresponding lower fastening groove are combined to form clamp hole, described cushion block is provided with clamp, described clamp is by the first fixture block, second fixture block, 3rd fixture block composition, described first fixture block comprises the first evener, the first hole is provided with in the middle part of described first evener, two ends, left and right are provided with the first clamping section to downward-extension, first clamping section right-hand member of described right-hand member is provided with the first link slot of the vertical setting that two are parallel to each other, described second fixture block comprises the second evener, the second hole is provided with in the middle part of described second evener, two ends, left and right are provided with the second clamping section to downward-extension, second clamping section of described left end is provided with the first connecting portion of the vertical setting that two are parallel to each other, each described first connecting portion is combined with the second clamping section and forms cross section is I-shaped structure, the position of described first link slot is corresponding with the first connecting portion with shape, second clamping section of described right-hand member is provided with second link slot identical with the first link slot, described 3rd fixture block comprises the 3rd evener, the 3rd hole is provided with in the middle part of described 3rd evener, two ends, left and right are provided with the 3rd clamping section to downward-extension, 3rd clamping section of described left end is provided with second connecting portion identical with the first connecting portion.
Preferably, described first link slot runs through the first clamping section, and the second link slot runs through the second clamping section, and described first connecting portion length is identical with the first link slot length, and described second connecting portion length is identical with the second link slot length.Such structure, not only structure is simple, and the first fixture block, the second fixture block, mobile range is large each other for the 3rd fixture block.
Preferably, described first link slot runs through the first clamping section, second link slot runs through the second clamping section, described first link slot top and bottom are respectively equipped with the first connecting hole, described first connecting hole is equipped with the first bolt, described second link slot top and bottom are respectively equipped with the second connecting hole, and described second connecting hole is equipped with the second bolt, and the length of described first connecting portion and the second connecting portion is 1/5 of the first link slot length.Such structure, had both ensured the first fixture block, the second fixture block, the 3rd fixture block can not be separated as a whole, be convenient to again the connection of the first fixture block, the second fixture block, the 3rd fixture block.
Preferably, described first evener rear and front end is provided with the first extension to downward-extension, described second evener rear and front end is provided with the second extension to downward-extension, described 3rd evener rear and front end is provided with the 3rd extension to downward-extension, and described first extension, the second extension, the 3rd extension height are all less than the thickness of cushion block thinnest part.Prevent fixture block 1 and cushion block 12 from skew occurring or rotates further
Preferably, described first hole, the second hole, the 3rd hole be circular port.Hole can be designed into maximum.
The special-shaped wire clamp of a kind of modified model, comprise lower fixture block, hold-down bolt and 3 upper fixture blocks, described each upper fixture block is provided with open-work, described upper fixture block upper end is provided with cushion block, described cushion block is provided with the perforation corresponding with open-work position, described lower fixture block is provided with the screw corresponding with upper fixture block quantity running through lower fixture block, described hold-down bolt is through perforation, open-work, screw is cushion block, upper fixture block, lower fixture block is connected, the lower surface of described upper fixture block is provided with two upper fastening grooves, the upper surface of described lower fixture block is provided with two lower fastening grooves, described upper fastening groove and corresponding lower fastening groove are combined to form clamp hole, pad is provided with between described hold-down bolt and cushion block, described pad is provided with 3 fixing holes corresponding with open-work position respectively.
Preferably, described pad two ends are provided with the flanging of the fixture block that faces down.Be adjacent to by flanging and upper fixture block side, play the effect of fixing upper fixture block, prevent fixture block from offseting further.
Preferably, described fixing hole is the semi-circular hole that diameter is equal with screwhole diameter, described pad is also provided with the cuboid groove that width is equal with screwhole diameter, and described cuboid groove and fixing hole form U-lag, are all burnishing surface above described pad lower surface and cushion block.Be convenient to pad to be put between hold-down bolt and upper fixture block, and without the need to opening hold-down bolt, direct former special-shaped wire clamp can insert pad.
Preferably, described fixing hole is oval elongated hole.When tightening hold-down bolt, pad can run-off the straight, and both sides operation is without the need to synchronously, more convenient when making to use.
Preferably, also spring is provided with between described pad and hold-down bolt.
Following Advantageous Effects can be obtained: when rotatably compressing bolt with action bars by implementing the present invention, the structure of clamp is under the prerequisite not affecting special-shaped wire clamp original function, effectively prevent the rotation of fixture block and depart from, reducing operating personnel's fatigue strength on bar.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is the structural representation of fixture block in the present invention;
Fig. 3 is the structural representation of fixture block under the present invention;
Fig. 4 is the structural representation of the first fixture block in the first execution mode of the present invention;
Fig. 5 is the structural representation of the second fixture block in the first execution mode of the present invention;
Fig. 6 is the structural representation of the 3rd fixture block in the first execution mode of the present invention;
Fig. 7 is the structural representation of the first fixture block in the second execution mode of the present invention;
Fig. 8 is the structural representation of the second fixture block in the second execution mode of the present invention;
Fig. 9 is the structural representation of the 3rd fixture block in the second execution mode of the present invention;
Figure 10 is the overall structure schematic diagram of the third execution mode of the present invention;
Figure 11 is the overall structure schematic diagram of the present invention's the 4th kind of execution mode.
Embodiment
For the ease of the understanding of those skilled in the art, below in conjunction with specific embodiment, the present invention is further illustrated:
Execution mode 1:
As shown in figs. 1 to 6, the special-shaped wire clamp of a kind of modified model, comprise 3 upper fixture blocks 1, lower fixture block 2 and hold-down bolt 3, each upper fixture block 1 is provided with open-work 101, upper fixture block 1 upper end is provided with cushion block 12, cushion block 12 is provided with the perforation 1201 corresponding with open-work 101 position, lower fixture block 2 is provided with the screw 201 corresponding with upper fixture block 1 quantity running through lower fixture block 2, hold-down bolt 3 is through perforation 1201, open-work 101, screw 201 is cushion block 12, upper fixture block 1, lower fixture block 2 is connected, the lower surface of upper fixture block 1 is provided with two upper fastening grooves 5, the upper surface of lower fixture block 2 is provided with two lower fastening grooves 6, upper fastening groove 5 and corresponding lower fastening groove 6 are combined to form clamp hole, cushion block 12 is provided with clamp 7, clamp 7 is by the first fixture block 8, second fixture block 9, 3rd fixture block 10 forms, first fixture block 8 comprises the first evener 801, the first hole 802 is provided with in the middle part of first evener 801, two ends, left and right are provided with the first clamping section 803 to downward-extension, first clamping section 803 right-hand member of right-hand member is provided with the first link slot 804 of the vertical setting that two are parallel to each other, second fixture block 9 comprises the second evener 901, the second hole 902 is provided with in the middle part of second evener 901, two ends, left and right are provided with the second clamping section 903 to downward-extension, second clamping section 903 of left end is provided with the first connecting portion 904 of the vertical setting that two are parallel to each other, each first connecting portion 904 is combined with the second clamping section 903 and forms cross section is I-shaped structure, the position of the first link slot 804 and shape corresponding with the first connecting portion 904, second clamping section 903 of right-hand member is provided with second link slot 905 identical with the first link slot 804, 3rd fixture block 10 comprises the 3rd evener 1001, the 3rd hole 1002 is provided with in the middle part of 3rd evener 1001, two ends, left and right are provided with the 3rd clamping section 1003 to downward-extension, 3rd clamping section 1003 of left end is provided with second connecting portion 1004 identical with the first connecting portion 904, first link slot 804 runs through the first clamping section 803, second link slot 905 runs through the second clamping section 903, first connecting portion 904 length is identical with the first link slot 804 length, second connecting portion 1004 length is identical with the second link slot 905 length, also spring is provided with between cushion block 12 and hold-down bolt 3.
First hole 802, second hole 902, it is ensure that clamp 7 can not have influence on hold-down bolt 3 that 3rd hole 1002 arranges object, make hold-down bolt 3 can pass freely through clamp 7, coordinating simultaneously by the first link slot 804 and the first connecting portion 904 and the second link slot 905 and the second connecting portion 1004, ensure the first fixture block 8 in clamp 7, second fixture block 9, 3rd fixture block 10 each other can only vertically movement, and moving range is larger, by on upper fixture block 1 that clamp 7 is socketed in special-shaped wire clamp and cushion block 12, what on ensure that 3, fixture blocks 1 can be independent of each other each other moves up and down, ensure that again upper fixture block 1 and cushion block 12 skew can not occur or rotate, thus operating personnel's fatigue strength on minimizing bar, increase work efficiency.
Execution mode 2:
As Fig. 1 ~ 3, shown in Fig. 7 ~ 9, the special-shaped wire clamp of a kind of modified model, comprise 3 upper fixture blocks 1, lower fixture block 2 and hold-down bolt 3, each upper fixture block 1 is provided with open-work 101, upper fixture block 1 upper end is provided with cushion block 12, cushion block 12 is provided with the perforation 1201 corresponding with open-work 101 position, lower fixture block 2 is provided with the screw 201 corresponding with upper fixture block 1 quantity running through lower fixture block 2, hold-down bolt 3 is through perforation 1201, open-work 101, screw 201 is cushion block 12, upper fixture block 1, lower fixture block 2 is connected, the lower surface of upper fixture block 1 is provided with two upper fastening grooves 5, the upper surface of lower fixture block 2 is provided with two lower fastening grooves 6, upper fastening groove 5 and corresponding lower fastening groove 6 are combined to form clamp hole, cushion block 12 is provided with clamp 7, clamp 7 is by the first fixture block 8, second fixture block 9, 3rd fixture block 10 forms, first fixture block 8 comprises the first evener 801, the first hole 802 is provided with in the middle part of first evener 801, two ends, left and right are provided with the first clamping section 803 to downward-extension, first clamping section 803 right-hand member of right-hand member is provided with the first link slot 804 of the vertical setting that two are parallel to each other, second fixture block 9 comprises the second evener 901, the second hole 902 is provided with in the middle part of second evener 901, two ends, left and right are provided with the second clamping section 903 to downward-extension, second clamping section 903 of left end is provided with the first connecting portion 904 of the vertical setting that two are parallel to each other, each first connecting portion 904 is combined with the second clamping section 903 and forms cross section is I-shaped structure, the position of the first link slot 804 and shape corresponding with the first connecting portion 904, second clamping section 903 of right-hand member is provided with second link slot 905 identical with the first link slot 804, 3rd fixture block 10 comprises the 3rd evener 1001, the 3rd hole 1002 is provided with in the middle part of 3rd evener 1001, two ends, left and right are provided with the 3rd clamping section 1003 to downward-extension, 3rd clamping section 1003 of left end is provided with second connecting portion 1004 identical with the first connecting portion 904, first link slot 804 runs through the first clamping section 803, second link slot 905 runs through the second clamping section 903, first link slot 804 top and bottom are respectively equipped with the first connecting hole, the first bolt 805 first connecting hole is equipped with, second link slot 905 top and bottom are respectively equipped with the second connecting hole, the second bolt 906 second connecting hole is equipped with, the length of the first connecting portion 904 and the second connecting portion 1004 is 1/5 of the first link slot 804 length, also spring is provided with between cushion block 12 and hold-down bolt 3.Be with the difference of embodiment, such structure, clamp 7 integrally, can not be separated, and located by bolt, the height of adjustment first fixture block 8, second fixture block 9, the 3rd fixture block 10 can be passed through, then located by bolt, can very easily by the connection of the first fixture block 8, second fixture block 9, the 3rd fixture block 10.
As shown in figs. 7-9, for the ease of taking off clamp 7, first of right-hand member steps up second of two ends, portion and right-hand member and steps up two ends, portion and be equipped with pocket for the punch head 11, clamp can be taken off by pocket for the punch head, before can re-using, hook is articulated on flute, uses after terminating and take off clamp 7 by operation hook
As shown in Fig. 4 ~ 9, for the ease of manufacturing and saving space, first hole 902, hole 802, second, the 3rd hole 1002 are square opening, but hold-down bolt 3 volume ratio is larger sometimes, when first hole 902, hole 802, second, the 3rd hole 1002 are square opening, the size in hole may exceed cushion block 12, and in order to adapt to this special circumstances, the first hole 902, hole 802, second, the 3rd hole 1002 are circular port.
As shown in figs. 7-9, there is skew to prevent upper fixture block 1 and cushion block 12 further or rotate, first evener 801 rear and front end is provided with the first extension 806 to downward-extension, second evener 901 rear and front end is provided with the second extension 907 to downward-extension, 3rd evener 1001 rear and front end is provided with the thickness being highly all less than cushion block thinnest part to the 3rd extension 1005, first extension 806, second extension 907 of downward-extension, the 3rd extension 1005.
And the structure that in the present invention, execution mode 1 is such with described mode 2, device conveniently by transforming original common special-shaped wire clamp, namely can be socketed corresponding clamp 7, can realize the improvement to special-shaped wire clamp on common special-shaped wire clamp.
Execution mode 3:
As Fig. 2, Fig. 3, the special-shaped wire clamp of a kind of modified model shown in Figure 10, comprise 3 upper fixture blocks 1, lower fixture block 2 and hold-down bolt 3, each upper fixture block 1 is provided with open-work 101, upper fixture block 1 upper end is provided with cushion block 12, cushion block 12 is provided with the perforation 1201 corresponding with open-work 101 position, lower fixture block 2 is provided with the screw 201 corresponding with upper fixture block 1 quantity running through lower fixture block 2, hold-down bolt 3 is through perforation 1201, open-work 101, screw 201 is cushion block 12, upper fixture block 1, lower fixture block 2 is connected, the lower surface of upper fixture block 1 is provided with two upper fastening grooves 5, the upper surface of lower fixture block 2 is provided with two lower fastening grooves 6, upper fastening groove 5 and corresponding lower fastening groove 6 are combined to form clamp hole, pad 4 is provided with between hold-down bolt 3 and cushion block 12, pad 4 two ends are provided with 3 fixing holes 401 corresponding with open-work 101 position.Pad 4 two ends are provided with the flanging 11 of the fixture block 2 that faces down.Fixing hole 401 is the semi-circular hole of diameter and screw 201 equal diameters, pad 4 is also provided with the cuboid groove 402 of width and screw 201 equal diameters, and cuboid groove 402 and fixing hole 401 form U-lag, and pad 4 lower surface and cushion block 12 are all burnishing surface above.Also spring is provided with between pad 4 and hold-down bolt 3.Because pad is fixed by hold-down bolt; itself can not rotate; so when rotatably compressing bolt by action bars, upper fixture block can not be driven to be partial to because rotatably compressing bolt, and during operate miss; action bars also can not encounter upper fixture block; only can encounter pad, and then the upper fixture block of protection, prevent fixture block from offseting; flanging simultaneously by being adjacent to upper fixture block side fixes the upper fixture block at two ends, prevents fixture block on two ends from skew occurring and rotates.To sum up, lead-in wire can not depart from the upper fastening groove on fixture block, overlap joint work will be many smoothly, installing is got up also more standard and attractive in appearance, decrease the activity duration, improve operating personnel's fail safe, and pad can disassembled and assembled freely, make this wire clamp can according to the custom of operating personnel, whether unrestricted choice fills pad.
Execution mode 4:
As shown in figure 11, be with the difference of execution mode 3 that fixing hole 401 is for oval elongated hole.When tightening hold-down bolt, pad can run-off the straight, and both sides operation is without the need to synchronously, more convenient when making to use.
Following Advantageous Effects can be obtained: when rotatably compressing bolt with action bars by implementing the present invention, the structure of clamp is under the prerequisite not affecting special-shaped wire clamp original function, effectively prevent the rotation of fixture block and depart from, reduce operating personnel's fatigue strength on bar, improve the speed of overlap joint lead-in wire.
These are only specific embodiments of the invention, but technical characteristic of the present invention is not limited thereto, any those skilled in the art is in the field of the invention, and the change done or modification are all encompassed among the scope of the claims of the present invention.