CN113852007A - Pay-off crossing frame - Google Patents
Pay-off crossing frame Download PDFInfo
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- CN113852007A CN113852007A CN202111127907.0A CN202111127907A CN113852007A CN 113852007 A CN113852007 A CN 113852007A CN 202111127907 A CN202111127907 A CN 202111127907A CN 113852007 A CN113852007 A CN 113852007A
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- 238000010276 construction Methods 0.000 description 18
- 238000000034 method Methods 0.000 description 9
- 230000009471 action Effects 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
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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
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
- H02G1/04—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
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Abstract
The invention belongs to the technical field of power equipment, and discloses a pay-off crossing frame.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to a paying-off crossing frame.
Background
With the development of economy and the improvement of living standard of people, the demand of electricity utilization is increasing day by day. The power system is for solving people's power consumption demand constantly to increase transmission line, but often the condition that the wire that erects newly strides original wire appears in the in-process of erectting transmission line. In order to meet the electricity demand of people, reduce the loss of an electric power system and ensure the daily life of people, in the process of erecting the power transmission line, an electric power construction unit generally adopts a non-power-outage cross-stringing construction technology.
In the construction process of spanning without power cut, the newly erected lead needs to be spanned from the upper part of the original lead. To this construction step, prior art discloses a crossing span wire device, the device top is provided with horizontal gyro wheel, during the construction, fix the device subaerial, place insulating stay cord on horizontal gyro wheel, make insulating stay cord slide to the opposite side from one side of horizontal gyro wheel, and make the both ends of insulating stay cord can both drop subaerial, then bind insulating stay cord and wire in one side of horizontal gyro wheel, again from the opposite side pulling insulating stay cord of horizontal gyro wheel, insulating stay cord drives the wire and sideslips to the opposite side from one side of horizontal gyro wheel, realize newly setting up the crossing of wire from this.
Above-mentioned crossing wire stringing device bindes insulating stay cord and wire back, needs the insulating stay cord of the artifical pulling of opposite side at horizontal gyro wheel, perhaps increases the insulating stay cord of a application of force part pulling, just can realize the leap of wire, and the operation is very hard and troublesome to, if not in time pull insulating stay cord, the problem that insulating stay cord dropped from horizontal gyro wheel can appear. Therefore, how to make the operation of wire crossing simpler, more labor-saving and more reliable is a problem to be solved by the technicians in the field.
Disclosure of Invention
The invention aims to provide a paying-off crossing frame which can enable crossing construction of a lead to be simple, labor-saving and reliable.
In order to achieve the purpose, the invention adopts the following technical scheme:
a payoff crossing stand, comprising:
the wire traction assembly comprises a connecting plate, a main pulley, a sliding plate, a connecting piece and a limiting piece, wherein the main pulley is rotatably arranged on the connecting plate, the rotating direction of the main pulley is perpendicular to the ground, the sliding plate is arranged on the connecting plate and is provided with a sliding groove, the connecting piece is slidably arranged in the sliding groove and can slide out of the sliding groove, and the limiting piece stretches into the sliding groove and can limit the connecting piece.
Optionally, the connecting member is attached to a side wall of the chute.
Optionally, the limiting part includes a pin and a spring, one end of the spring is connected to the pin, the other end of the spring is connected to the sliding plate, and the spring is in a natural state when the pin extends out.
Optionally, the sliding plate is fixedly connected with the connecting plate, and the sliding groove is inclined downwards.
Optionally, the sliding plate is rotatably connected to the connecting plate, and the limiting member can drive the sliding plate to rotate downward.
Optionally, the sliding plate is connected with the connecting plate by a torsion spring.
Optionally, the wire traction assembly further includes an auxiliary pulley rotatably disposed on the connection plate, a rotation direction of the auxiliary pulley is perpendicular to a rotation direction of the main pulley, the number of the auxiliary pulleys is even, and the even number of the auxiliary pulleys are evenly distributed at two ends of the main pulley.
Optionally, the support assembly further comprises a middle rod and an auxiliary support, one end of the middle rod is connected with the connecting plate, the other end of the middle rod is provided with a first bottom plate, one end of the auxiliary support is connected with the middle rod, and the other end of the auxiliary support is provided with a second bottom plate.
Optionally, the middle rod is connected with the first bottom plate through a universal joint, and the auxiliary bracket is connected with the second bottom plate through a universal joint.
Optionally, the middle rod is a telescopic rod, and the telescopic rod is provided with a telescopic clamping member to limit the telescopic length of the middle rod.
Has the advantages that:
according to the pay-off crossing frame provided by the invention, the main pulley is rotatably arranged on the connecting plate, the rotating direction of the main pulley is vertical to the ground, the connecting plate is also provided with the sliding plate, the sliding plate is provided with the sliding groove, the connecting piece is slidably arranged in the sliding groove and can slide out of the sliding groove, the sliding groove is also telescopically provided with the limiting piece, and the telescopic piece can limit the connecting piece. During construction, pull the opposite side from one side of head pulley with insulating stay cord, and fix it on the connecting piece, the locating part carries on spacingly to the connecting piece this moment, make the connecting piece unable removal, and then insulating stay cord is taken and is put unable removal on the head pulley, then drive the locating part and make its shrink, locating part after the shrink is no longer spacing to the connecting piece, the spout roll-off can be followed to the connecting piece, drive the wire that insulating stay cord and insulating stay cord were binded under the effect of gravity and realize independently strideing through the head pulley, it is simple to have, labor saving, realize the effect that the wire strideed reliably.
Drawings
FIG. 1 is a schematic structural diagram of a wire-releasing spanning frame according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a telescopic clamp of a pay-off spanning frame according to an embodiment of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 1 at A;
FIG. 4 is a schematic diagram of a wire pulling assembly of the wire payoff crossing rack according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a wire drawing assembly of a wire unwinding cross frame according to a second embodiment of the present invention.
In the figure:
100. a wire pulling assembly; 110. a connecting plate; 120. a main pulley; 130. a sliding plate; 140. a connecting member; 150. a limiting member; 160. an auxiliary pulley; 170. a pulling part; 210. an intermediate lever; 220. an auxiliary support; 230. a first base plate; 240. a second base plate; 250. a universal joint; 260. a telescopic clamping member; 261. a body member; 262. a rotating member; 263. a handle; 300. and (4) insulating a pull rope.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
Example one
The embodiment provides a wire releasing crossing frame, as shown in fig. 1, which includes a supporting component and a wire pulling component 100, the supporting component serves as a supporting unit to provide a supporting force for the wire releasing crossing frame, the wire pulling component 100 serves as a pulling unit to provide a crossing pulling force for a wire, so that the wire can realize autonomous crossing.
Specifically, the support assembly includes a middle rod 210 and an auxiliary bracket 220, one end of the middle rod 210 is connected with the wire traction assembly 100, the other end is provided with a first bottom plate 230, the first bottom plate 230 is supported on the ground, one end of the auxiliary bracket 220 is connected with the middle rod 210, the other end is provided with a second bottom plate 240, the second bottom plate 240 is also supported on the ground, the middle rod 210 and the auxiliary bracket 220 together provide support for the wire traction assembly 100, and the support assembly support stability and reliability can be improved. In this embodiment, auxiliary stand 220 is the tripod, can effectively improve support stability, and in other embodiments, other structural style can be chooseed for use to auxiliary stand 220.
Preferably, be equipped with a plurality of ground stay wire pull rings on the intermediate lever 210, in this embodiment, the quantity of ground stay wire pull ring is three, and three ground stay wire pull ring is in the same horizontal position circumference evenly distributed of intermediate lever 210, erects the back with the supporting component, is connected the one end of ground stay wire with ground stay wire pull ring, and the other end is fixed with ground, and fixed back ground stay wire is the state of flare-outing, has effectively improved supporting component's stability. Wherein, the included angle between every two ground guy wires is the best 120 degrees.
Preferably, middle pole 210 passes through universal joint 250 with first bottom plate 230 and is connected, auxiliary stand 220 also passes through universal joint 250 with second bottom plate 240 and is connected, when meetting ground unevenness, construction work environment exists operating mode such as interference thing, can carry out multi-angle adjustment to supporting component's supporting direction through universal joint 250, make the unwrapping wire crossing structure can adapt to different relief and different operating modes, and middle pole 210 and auxiliary stand 220 can both realize multi-angle adjustment through universal joint 250, make angle adjustment operation can simply accomplish fast. In other embodiments, the middle rod 210 may be connected to the first base plate 230 through the universal joint 250, and the auxiliary bracket 220 may be connected to the second base plate 240 through the hinge, so that when the adjustment is performed, the multi-angle direction adjustment is performed on the middle rod 210 first, and then the auxiliary bracket 220 is adjusted in a matching manner.
Preferably, with reference to fig. 1, the middle rod 210 is a telescopic rod, and the telescopic rod is provided with a telescopic clamping member 260 to limit the telescopic length of the middle rod 210, in the construction process, the height of the middle rod 210 can be adjusted according to the construction requirement, so that the wire traction assembly 100 can be fixedly supported at different height positions, and the wire crossing environment under different height working conditions is met.
Preferably, the extension rod of the middle rod 210 is detachable, improving the portability of the wire releasing crossing frame. In this embodiment, the middle rod 210 is assembled by using three straight rods 2.5 meters long and extending and retracting through the telescopic clamping member 260.
Preferably, the auxiliary bracket 220 is detachably connected with the middle rod 210 through a shaft pin, so that the included angle between the auxiliary bracket 220 and the middle rod 210 can be adjusted according to construction requirements, the auxiliary bracket 220 is detachable from the middle rod 210, and the portability of the paying-off crossing frame is improved.
Preferably, the intermediate bar 210 is removably attached to the wire pulling assembly 100 to further improve the portability of the payoff crossing stand.
Preferably, the auxiliary bracket 220 is a telescopic rod, and the telescopic rod is provided with a telescopic clamping member 260, so as to further expand the adjustable height range of the support assembly, and when the support assembly is angularly adjusted, the auxiliary bracket 220 is matched with telescopic adjustment, so that the supporting force provided by the auxiliary bracket 220 for the middle rod 210 is more stable and reliable, and the wire traction assembly 100 can be prevented from being skewed.
Optionally, as shown in fig. 2, the telescopic clamping member 260 includes a body member 261, a rotating member 262 and a handle 263, the body member 261 and the rotating member 262 are semi-cylindrical structures, the body member 261 and the rotating member 262 are fastened together, one side of the body member 261 and one side of the rotating member 262 are rotatably connected, the other side of the body member and the rotating member 262 are fixedly connected through a bolt, a nut of the bolt is rotatably connected with the handle 263, and the fastening tightness of the body member 261 and the rotating member 262 is adjusted by rotating the handle 263, so that the degree of squeezing the telescopic rod by the body member 261 and the rotating member 262 is adjusted, the structure makes the adjustment of the telescopic rod simpler, and the clamping adjustment can be realized by rotating the handle 263.
As shown in fig. 3 and 4, the wire pulling assembly 100 includes a connection plate 110, a main pulley 120, a sliding plate 130, a connection member 140, and a stopper 150, and the connection plate 110 is connected to the intermediate lever 210. The main pulley 120 is rotatably disposed on the connection plate 110 by a set of support shafts, and the rotation direction of the main pulley 120 is perpendicular to the ground. The sliding plate 130 is mounted on the connecting plate 110, and the sliding plate 130 has a sliding slot, the connecting member 140 is slidably disposed in the sliding slot and can slide out of the sliding slot, and the limiting member 150 is retractable in the sliding slot and can limit the connecting member 140. The connecting piece 140 is used for being connected with the insulating stay cord 300, after pulling the insulating stay cord 300 to the other side from one side of the main pulley 120, the insulating stay cord 300 can be connected with the connecting piece 140, in the process, the limiting piece 150 always limits the connecting piece 140, the connecting piece 140 can be stably arranged in the sliding groove, the insulating stay cord 300 can be stably arranged on the main pulley 120 in a striding mode, and the problem that the insulating stay cord 300 is not pulled timely and slides down is avoided. After the limiting member 150 retracts into the sliding groove, the limiting member 150 no longer limits the connecting member 140, the connecting member 140 slides out from the sliding groove, the connecting member 140 sliding out from the sliding groove vertically falls onto the ground under the action of gravity, in the sliding and falling processes of the connecting member 140, the insulating pull rope 300 crosses over the main pulley 120 under the action of the pulling force of the connecting member 140 and then falls onto the ground, in the crossing and falling processes of the insulating pull rope 300, a lead (not shown in the figure) connected with the insulating pull rope crosses over the main pulley 120 under the action of the pulling force, and then falls onto the ground, so that the independent crossing of the lead is realized.
Preferably, as shown in fig. 3 and 4, the wire pulling assembly 100 further includes an auxiliary pulley 160, the auxiliary pulley 160 is rotatably disposed on the connecting plate 110, a rotation direction of the auxiliary pulley 160 is perpendicular to a rotation direction of the main pulley 120, the number of the auxiliary pulleys 160 is an even number, and the even number of the auxiliary pulleys 160 are evenly distributed at both ends of the main pulley 120. Specifically, in this embodiment, the number of the auxiliary pulleys 160 is two, and the two auxiliary pulleys 160 are respectively sleeved on the support shaft. The auxiliary pulley 160 is provided to shield the insulating rope 300 (or the wire) that is wound around the main pulley 120, thereby preventing the insulating rope 300 (or the wire) wound around the main pulley 120 from slipping off the main pulley 120. Moreover, if the plurality of wires are bundled by the insulation rope 300, the plurality of wires simultaneously cross over the main pulley 120, the auxiliary pulleys 160 on both sides of the main pulley 120 can provide auxiliary acting force for the wires, so as to accelerate the crossing over of the wires, which is particularly obvious when the plurality of wires are stacked on the main pulley 120, and the auxiliary pulleys 160 not only can provide auxiliary acting force for the wires at both ends of the main pulley 120, but also can provide auxiliary acting force for the stacked wires which are not in contact with the main pulley 120, thereby improving the wire crossing efficiency. It is understood that in other embodiments, the number of the auxiliary pulleys 160 may be any even number, such as four, six, etc., and when the number of the auxiliary pulleys 160 is any even number, the number of the support shafts is multiple, and each support shaft is sleeved with the auxiliary pulley 160.
Preferably, as shown in fig. 4, the connecting member 140 is attached to the side wall of the sliding slot, and no matter when the connecting member 140 is limited by the limiting member 150 or when the connecting member 140 slides in the sliding slot, the side wall of the sliding slot can limit the connecting member 140, so as to avoid the problem that the connecting member 140 swings under the action of the insulating pull rope 300 (or a wire) or under the influence of wind force, or even breaks away from the sliding slot, and effectively improve the stability and reliability of the sliding connection between the connecting member 140 and the sliding slot.
Optionally, the limiting member 150 includes a pin and a spring, one end of the spring is connected to the pin, the other end of the spring is connected to the sliding plate 130, and the spring is in a natural state when the pin extends out. When the spring compresses, the spring drives the pin shaft to retract into the sliding groove, the pin shaft retracting into the sliding groove is no longer limited to the connecting piece 140, the connecting piece 140 can slide in the sliding groove, when the spring rebounds to a natural state, the spring drives the pin shaft to extend out of the sliding groove, and the pin shaft extending out of the sliding groove can limit the connecting piece 140. By controlling the extension and contraction of the spring, whether the limiting member 150 limits the connecting member 140 can be controlled, so that the crossing of the insulating pull rope 300 and the lead wire can be controlled.
Optionally, as shown in fig. 4, the wire pulling assembly 100 further includes a pulling portion 170, the pulling portion 170 may be a pulling loop, a pulling hook, or the like, one end of the pulling portion 170 is connected to the limiting member 150, and the other end of the pulling portion 170 may be connected to a pulling rope, a pulling rod, or the like. In this embodiment, the pulling portion 170 is a pull ring, one end of which is connected to the limiting member 150, the other end of which is connected to the pull rope, and the pull rope can extend to the ground, so that the constructor can pull the pull rope on the ground after connecting the insulating pull rope 300 and the connecting member 140 at a high position, thereby realizing wire crossing, providing guarantee for the personal safety of the constructor, and simplifying the operation of wire crossing.
Alternatively, with continued reference to fig. 4, the sliding plate 130 is fixedly connected to the connecting plate 110, and the sliding grooves are inclined downward. The fixed connection between the sliding plate 130 and the connecting plate 110 can improve the connection stability between the sliding plate 130 and the connecting plate 110, so that the connecting member 140 slides more stably in the sliding slot, and finally the stability of wire crossing is improved. Preferably, the chute is inclined downward at an angle of 30 ° to 60 °. In this embodiment, in order to realize the downward-inclined arrangement of the sliding chute, the sliding plate 130 is arranged downward, in other embodiments, the sliding plate 130 may also be horizontally fixed on the connecting plate 110, and the thickness of the bottom wall of the sliding plate 130 may be gradually thinned towards the ground, or the two schemes may also be combined, that is, the sliding plate 130 is arranged downward-inclined, and the thickness of the bottom wall of the sliding plate 130 is gradually thinned towards the ground.
During the wire crossing construction, the middle rod 210 is assembled and spliced through the telescopic clamping piece 260, the middle rod 210 and the auxiliary bracket 220 are assembled, then the wire traction assembly 100 and the middle rod 210 are assembled, and the paying-off crossing frame is fixed by using the ground wire. Bind the one end of insulating stay cord 300 with treating to stride across the wire, the other end is connected with connecting piece 140 after strideing to the other side from one side of main pulley 120, and at this in-process, locating part 150 carries on spacingly to connecting piece 140 all the time, makes connecting piece 140 can arrange in the spout steadily to make insulating stay cord 300 can stride stably and establish on main pulley 120, avoid appearing not in time pulling insulating stay cord 300 and lead to its problem appearance of landing. Constructor pulling the stay cord, the limiting member 150 retracts into the sliding groove, the connecting member 140 slides out from the sliding groove, the connecting member 140 sliding out from the sliding groove vertically falls to the ground under the action of gravity, in the sliding and falling processes of the connecting member 140, the insulating stay cord 300 crosses over the main pulley 120 under the action of the tensile force of the connecting member 140 and then falls to the ground, the insulating stay cord 300 crosses over and falls off, the lead connected with the insulating stay cord crosses over the main pulley 120 under the action of the tensile force, and then falls to the ground, so that the autonomous crossing of the lead is realized. The crossing of the wire can be realized only by pulling the pull rope by a constructor standing on the ground, so that the safety of wire crossing construction is improved, and the operation difficulty of wire crossing construction is simplified; under the traction action of the connecting piece 140 and the rotation matching of the main pulley 120, the success rate of wire crossing is effectively improved, and the efficiency of wire crossing is improved; the components can be detachably connected (for example, the wire traction assembly 100 and the middle rod 210, the middle rod 210 and the auxiliary bracket 220, and the detachable telescopic rod of the middle rod 210) so that the paying-off crossing frame is convenient to carry, and the outline of each component is regular, thereby meeting the use requirements of construction teams.
Example two
The present embodiment provides a pay-off crossing rack, which is different from the pay-off crossing rack provided in the first embodiment in that:
as shown in fig. 5, the sliding plate 130 is rotatably connected to the connecting plate 110, and the limiting member 150 can drive the sliding plate 130 to rotate downward. When the environmental space of the wire crossing position is limited, the flexible adaptability of the wire traction assembly 100 can be improved by the rotary connection mode of the sliding plate 130 and the connecting plate 110, the included angle between the sliding plate 130 and the connecting plate 110 is adjusted according to the construction environmental space, and finally the connecting piece 140 slides out of the sliding chute. Moreover, if foreign matters exist in the sliding groove to hinder the sliding of the connecting piece 140, the supporting acting force provided by the sliding plate 130 to the connecting piece 140 is reduced by adjusting the included angle between the sliding plate 130 and the connecting plate 110, so that the connecting piece 140 can smoothly slide out of the sliding groove, and the reliability of the wire traction assembly 100 on wire traction is improved.
Specifically, pulling the pull cord causes the spring to retract the pin into the slot, and then pulling the pull cord continues, the spring providing a downward force to the slide plate 130, at which the slide plate 130 rotates downward relative to the connecting plate 110.
Optionally, the sliding plate 130 is connected to the connecting plate 110 through a torsion spring, one end of the torsion spring is connected to the sliding plate 130, the other end of the torsion spring is connected to the connecting plate 110, when the construction worker pulls the pull rope, the torsion spring drives the sliding plate 130 to rotate relative to the connecting plate 110, and when the construction worker loosens the pull rope, the torsion spring drives the sliding plate 130 to rotate relative to the connecting plate 110, so that each rotation of the sliding plate 130 can be completed independently, and manual input is reduced.
The rest of the structure of the wire-releasing crossing frame provided in this embodiment is the same as that of the first embodiment, and is not described again.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A payoff crossing mount, comprising:
the wire traction assembly (100) comprises a connecting plate (110), a main pulley (120), a sliding plate (130), a connecting piece (140) and a limiting piece (150), wherein the main pulley (120) is rotatably arranged on the connecting plate (110), the rotating direction of the main pulley is perpendicular to the ground, the sliding plate (130) is arranged on the connecting plate (110), a sliding groove is formed in the sliding plate (130), the connecting piece (140) is slidably arranged in the sliding groove and can slide out of the sliding groove, and the limiting piece (150) stretches into the sliding groove and can limit the connecting piece (140).
2. The payoff crossing stand according to claim 1, wherein the connecting member (140) is in abutment with a side wall of the chute.
3. The wire payoff crossing stand according to claim 1 or 2, wherein the limiting member (150) comprises a pin and a spring, one end of the spring is connected with the pin, the other end of the spring is connected with the sliding plate (130), and the spring is in a natural state when the pin is extended.
4. The pay-off spanning frame according to claim 3, wherein the sliding plate (130) is fixedly connected with the connecting plate (110), the chute being downwardly inclined.
5. The pay-off spanning frame according to claim 3, wherein the sliding plate (130) is rotatably connected to the connecting plate (110), and the stopper (150) can drive the sliding plate (130) to rotate downward.
6. The payoff crossing stand according to claim 5, characterized in that the sliding plate (130) and the connecting plate (110) are connected by a torsion spring.
7. The pay-off crossing stand according to claim 1 or 2, wherein the wire pulling assembly (100) further comprises an auxiliary pulley (160), the auxiliary pulley (160) is rotatably disposed on the connecting plate (110), the rotation direction of the auxiliary pulley (160) is perpendicular to the rotation direction of the main pulley (120), the number of the auxiliary pulleys (160) is an even number, and the even number of the auxiliary pulleys (160) are evenly distributed at both ends of the main pulley (120).
8. The wire payoff crossing frame according to claim 1 or 2, further comprising a support assembly, the support assembly comprising a middle bar (210) and an auxiliary bracket (220), wherein one end of the middle bar (210) is connected with the connecting plate (110), the other end is provided with a first bottom plate (230), one end of the auxiliary bracket (220) is connected with the middle bar (210), and the other end is provided with a second bottom plate (240).
9. The payoff crossing stand according to claim 8, characterized in that the intermediate bar (210) is connected with the first bottom plate (230) by a universal joint (250), and the auxiliary bracket (220) is connected with the second bottom plate (240) by a universal joint (250).
10. The payoff crossing stand according to claim 8, wherein the intermediate bar (210) is a telescopic bar, and the telescopic bar is provided with a telescopic clamp (260) to define a telescopic length of the intermediate bar (210).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111127907.0A CN113852007A (en) | 2021-09-26 | 2021-09-26 | Pay-off crossing frame |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111127907.0A CN113852007A (en) | 2021-09-26 | 2021-09-26 | Pay-off crossing frame |
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| CN113852007A true CN113852007A (en) | 2021-12-28 |
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| JP2000184533A (en) * | 1998-12-15 | 2000-06-30 | Hien Electric Industries Ltd | Working method and working device of spiral retainer for suspending long span cable |
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| CN204333776U (en) * | 2015-01-23 | 2015-05-13 | 国家电网公司 | Action bars crossed over by pull rope |
| CN110416918A (en) * | 2019-08-21 | 2019-11-05 | 广东电网有限责任公司 | It is a kind of to cross over bracket |
| CN112510579A (en) * | 2020-12-04 | 2021-03-16 | 广东电网有限责任公司清远供电局 | Cross-line pay-off device |
| CN112490935A (en) * | 2020-12-11 | 2021-03-12 | 国网江苏省电力有限公司盐城供电分公司 | Insulating hanging rod |
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Application publication date: 20211228 |