CN210795278U - Wire unwrapping wire pulley suspension subassembly - Google Patents
Wire unwrapping wire pulley suspension subassembly Download PDFInfo
- Publication number
- CN210795278U CN210795278U CN201921220937.4U CN201921220937U CN210795278U CN 210795278 U CN210795278 U CN 210795278U CN 201921220937 U CN201921220937 U CN 201921220937U CN 210795278 U CN210795278 U CN 210795278U
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- China
- Prior art keywords
- pulley
- wire
- pulley yoke
- shackle
- cross arm
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- 239000000725 suspension Substances 0.000 title claims abstract description 21
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 52
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 38
- 239000010959 steel Substances 0.000 claims abstract description 38
- 229910052742 iron Inorganic materials 0.000 claims abstract description 26
- 125000006850 spacer group Chemical group 0.000 claims abstract description 5
- 238000003466 welding Methods 0.000 claims description 6
- 239000002023 wood Substances 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 7
- 230000008030 elimination Effects 0.000 abstract 1
- 238000003379 elimination reaction Methods 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 2
- 230000003116 impacting effect Effects 0.000 description 1
- 230000003211 malignant effect Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses a wire unwrapping wire pulley suspension subassembly, including iron tower cross arm, engaging lug, go up shackle, wire rope cover, lower shackle, connecting seat, pulley yoke, base, pivot, pulley, traction hole, lever block and traction cable. The utility model has the advantages that: pulley yoke, pivot and pulley constitute this pulley suspension assembly's coaster structure, be applicable to the construction of big span wire frame, reduce high altitude personnel's operation intensity, pulley yoke hangs in one side of iron tower cross arm string hole through the wire rope cover, and pulley yoke and angle steel contact department are equipped with the log spacer, guarantee the clearance between two sets of pulley yoke, all be equipped with reserve wire rope cover on the pulley yoke, be used for doing two insurance measures, lever block drives the pulley yoke through the traction cable wire and swings, the reasonable predeviation that sets up, effectual elimination big span unwrapping wire in-process wire shake, can effectively reduce the impact force that the wire traction plate strikes the pulley.
Description
Technical Field
The utility model relates to a loose pulley assembly specifically is a wire unwrapping wire pulley suspension assembly belongs to transmission and transformation circuit engineering technical field.
Background
The construction of the great crossing of Yangtze river usually adopts a 'tension tower-tension tower' crossing mode, the span is large, aiming at the characteristics of the crossing construction of the main channel of Yangtze river, the crossing section is independently used as a stringing construction section for construction, the safety risk can be reduced, a stringing pulley is a tool used when electric wires are erected and is used for the direction change of the extending of the electric cables, in the stringing process of the transmission and distribution line in the power industry, the electric wires, the optical cables and the like are sequentially unfolded on the line through the stringing pulley hung on a tower rod of the electric wires, the electric cables are protected from friction, and after the unfolding is finished, the electric wires are tensioned to the applicable degree through the stringing pulley.
And coaster push down force and wire load are great when the overhead line construction, and shake easily at big span unwrapping wire in-process wire, and then lead to the wire traction plate to strike the impact force of pulley great, influence the transportation of goods, can lead to scraping even and bump the wire phenomenon and take place, influence the normal exhibition of wire and put, if not in time discover or deal with improperly, can lead to wire damage even, cross arm distortion askewly, or the pole slope, cause the malignant accident.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a wire unwrapping wire pulley suspension subassembly in order to solve above-mentioned problem.
The utility model discloses a following technical scheme realizes above-mentioned purpose: a wire paying-off pulley suspension assembly comprises an iron tower cross arm, a connecting lug, an upper shackle, a steel wire rope sleeve, a lower shackle, a connecting seat, a pulley yoke, a base, a rotating shaft, a pulley, a traction hole, a lever block and a traction steel rope; the lower surface welding of iron tower cross arm has the engaging lug, and the engaging lug is located the both sides of iron tower cross arm respectively, go up the shackle and install on the engaging lug, the one end of wire rope cover is connected with last shackle, the other end of wire rope cover is connected with lower shackle, and lower shackle sets up in the below of last shackle, the upper end of connecting seat is connected with lower shackle, the lower extreme of connecting seat passes through connecting bolt and pulley yoke and links together, the base is installed to the bottom of pulley yoke, the pivot is inserted in the pulley yoke middle part, the pulley is settled in the pulley yoke inboard, and the pulley cover is in the pivot, the traction hole is connected with the pulley yoke, and the traction hole is through welding and pulley yoke's bottom fixed connection, the lever block is installed at the lower surface of iron tower cross arm, and the lever block is located one side of engaging lug, the traction steel cable is connected between the lever block and the pulley yoke.
Preferably, in order to be suitable for the construction of large-span wire erection and reduce the working strength of high-altitude personnel, the pulley yoke, the rotating shaft and the pulley form a pulley structure of the pulley suspension assembly.
Preferably, in order to ensure the gap between the two groups of pulley frames, the pulley frames are hung on one side of a hanging line hole of a cross arm of the iron tower through steel wire rope sleeves, and round wood spacers are arranged at the contact positions of the pulley frames and the angle steel.
Preferably, in order to enable the pulley frame to have two safety measures, the pulley frame is connected with the cross arm of the iron tower through the steel wire rope sleeves, and the pulley frame is provided with spare steel wire rope sleeves.
Preferably, in order to facilitate the equipment or dismantle, the operation of being convenient for in the construction, go up the shackle, lower shackle, connecting seat and pulley yoke all are detachable connection through connecting bolt.
Preferably, in order to reduce the impact force of the wire traction plate on the pulley, the lever block drives the pulley frame to swing through the traction steel cable.
The utility model has the advantages that: the pulley frame, the rotating shaft and the pulleys form a pulley structure of the pulley suspension assembly, the pulley structure is suitable for large-span wire erection construction, the working strength of high-altitude personnel is reduced, the pulley frame is suspended on one side of a hanging hole of a cross arm of an iron tower through a steel wire rope sleeve, a round wood spacer is arranged at the contact part of the pulley frame and angle steel to ensure the gap between the two pulley frames, the pulley frames are connected with the cross arm of the iron tower through the steel wire rope sleeve, spare steel wire rope sleeves are arranged on the pulley frames to enable the pulley frames to be suspended below the cross arm of the iron tower, the spare steel wire rope sleeves are arranged to be used for two safety measures, an upper shackle, a lower shackle, a connecting seat and the pulley frames are detachably connected through connecting bolts, the assembly or the disassembly is convenient, the operation is convenient in the construction process, and a lever block drives the pulley frame to swing through a traction steel cable, the pre-deflection is reasonably arranged, the wire shaking in the large-span wire releasing process is effectively eliminated, and the impact force of the wire traction plate on the pulley can be effectively reduced.
Drawings
FIG. 1 is a schematic side view of the present invention;
FIG. 2 is a schematic front view of the present invention;
fig. 3 is the schematic view of the suspension structure of the paying-off pulley of the present invention.
In the figure: 1. the steel tower cross arm comprises an iron tower cross arm body 2, a connecting lug 3, an upper shackle 4, a steel wire rope sleeve 5, a lower shackle 6, a connecting seat 7, a pulley frame 8, a base 9, a rotating shaft 10, a pulley 11, a traction hole 12, a lever block 13 and a traction steel rope.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, a wire releasing pulley suspension assembly includes an iron tower cross arm 1, a connection lug 2, an upper shackle 3, a steel wire rope sleeve 4, a lower shackle 5, a connection seat 6, a pulley frame 7, a base 8, a rotation shaft 9, a pulley 10, a traction hole 11, a lever block 12 and a traction steel cable 13; the lower surface welding of iron tower cross arm 1 has engaging lug 2, and engaging lug 2 is located the both sides of iron tower cross arm 1 respectively, go up shackle 3 and install on engaging lug 2, the one end of wire rope cover 4 is connected with last shackle 3, the other end of wire rope cover 4 is connected with lower shackle 5, just lower shackle 5 sets up in the below of last shackle 3, the upper end of connecting seat 6 is connected with lower shackle 5, the lower extreme of connecting seat 6 links together with pulley yoke 7 through connecting bolt, base 8 is installed to the bottom of pulley yoke 7, pivot 9 is inserted in pulley yoke 7 middle part, pulley 10 settles in pulley yoke 7 inboard, and pulley 10 overlaps on pivot 9, traction hole 11 is connected with pulley yoke 7, and traction hole 11 carries out fixed connection through the bottom of welding with pulley yoke 7, the lever block 12 is arranged on the lower surface of the cross arm 1 of the iron tower, the lever block 12 is positioned on one side of the connecting lug 2, and the traction steel cable 13 is connected between the lever block 12 and the pulley frame 7.
The pulley frame 7, the rotating shaft 9 and the pulley 10 form a pulley structure of the pulley suspension assembly, the pulley frame 7 is suitable for large-span wire erection construction, the working strength of high-altitude personnel is reduced, the pulley frame 7 is suspended on one side of a hanging line hole of an iron tower cross arm 1 through a steel wire rope sleeve 4, a round wood spacer is arranged at the contact part of the pulley frame 7 and angle steel, a gap between the two groups of pulley frames 7 is ensured, the pulley frame 7 is connected with the iron tower cross arm 1 through the steel wire rope sleeve 4, spare steel wire rope sleeves 4 are arranged on the pulley frames 7, the pulley frame 7 can be suspended below the iron tower cross arm 1, the spare steel wire rope sleeves 4 are arranged for two safety measures, the upper shackle 3, the lower shackle 5, the connecting seat 6 and the pulley frame 7 are detachably connected through connecting bolts, so that the pulley frame can be assembled or disassembled conveniently, the pulley frame can be operated conveniently in construction, the lever block 12 drives the pulley frame 7 to swing through a traction steel cable, the pre-deflection is reasonably arranged, the wire shaking in the large-span wire releasing process is effectively eliminated, and the impact force of the wire traction plate on the pulley can be effectively reduced.
The working principle is as follows: when the wire paying-off pulley suspension assembly is used, an upper shackle 3 arranged on an iron tower cross arm 1 is connected with a lower shackle 5 arranged on a pulley yoke 7 through a steel wire rope sleeve 4, the suspension of a pulley 10 is realized, a spare steel wire rope sleeve 4 is arranged for taking two safety measures, a lever block 12 and a traction steel rope 13 are adopted to adjust pre-deflection during working, the pre-deflection is reasonably arranged, wire shaking in a large-span paying-off process is effectively eliminated, and the impact force of a wire traction plate impacting the pulley can be effectively reduced.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A wire unwrapping wire pulley suspension subassembly which characterized in that: the steel tower cross arm connecting device comprises an iron tower cross arm (1), a connecting lug (2), an upper shackle (3), a steel wire rope sleeve (4), a lower shackle (5), a connecting seat (6), a pulley frame (7), a base (8), a rotating shaft (9), a pulley (10), a traction hole (11), a lever block (12) and a traction steel cable (13); the lower surface welding of iron tower cross arm (1) has engaging lug (2), just engaging lug (2) are located the both sides of iron tower cross arm (1) respectively, it installs on engaging lug (2) to go up shackle (3), the one end and the last shackle (3) of wire rope cover (4) are connected, the other end and the lower shackle (5) of wire rope cover (4) are connected, just shackle (5) set up the below at last shackle (3) down, the upper end and the lower shackle (5) of connecting seat (6) are connected, the lower extreme of connecting seat (6) links together through connecting bolt and pulley yoke (7), base (8) are installed to the bottom of pulley yoke (7), pivot (9) are inserted in pulley yoke (7) middle part, pulley (10) are settled in pulley yoke (7) inboard, just pulley (10) cover is on pivot (9), traction hole (11) are connected with pulley yoke (7), just traction hole (11) carry out fixed connection through the bottom of welding with pulley yoke (7), the lower surface at iron tower cross arm (1) is installed in lever block (12), just lever block (12) are located one side of engaging lug (2), pull cable (13) are connected between lever block (12) and pulley yoke (7).
2. The wire payout sheave suspension assembly as defined in claim 1, wherein: the pulley frame (7), the rotating shaft (9) and the pulley (10) form a pulley structure of the pulley suspension assembly.
3. The wire payout sheave suspension assembly as defined in claim 1, wherein: the pulley yoke (7) is hung on one side of a hanging line hole of the iron tower cross arm (1) through a steel wire rope sleeve (4), and a round wood spacer is arranged at the contact position of the pulley yoke (7) and the angle steel.
4. The wire payout sheave suspension assembly as defined in claim 1, wherein: the pulley yoke (7) is connected with the iron tower cross arm (1) through the steel wire rope sleeve (4), and the pulley yoke (7) is provided with the spare steel wire rope sleeve (4).
5. The wire payout sheave suspension assembly as defined in claim 1, wherein: the upper shackle (3), the lower shackle (5), the connecting seat (6) and the pulley yoke (7) are detachably connected through connecting bolts.
6. The wire payout sheave suspension assembly as defined in claim 1, wherein: the lever block (12) drives the pulley yoke (7) to swing through a traction steel cable (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921220937.4U CN210795278U (en) | 2019-07-31 | 2019-07-31 | Wire unwrapping wire pulley suspension subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921220937.4U CN210795278U (en) | 2019-07-31 | 2019-07-31 | Wire unwrapping wire pulley suspension subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210795278U true CN210795278U (en) | 2020-06-19 |
Family
ID=71243591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921220937.4U Active CN210795278U (en) | 2019-07-31 | 2019-07-31 | Wire unwrapping wire pulley suspension subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210795278U (en) |
-
2019
- 2019-07-31 CN CN201921220937.4U patent/CN210795278U/en active Active
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