CN112517794B - Cable bending device - Google Patents
Cable bending device Download PDFInfo
- Publication number
- CN112517794B CN112517794B CN202011056830.8A CN202011056830A CN112517794B CN 112517794 B CN112517794 B CN 112517794B CN 202011056830 A CN202011056830 A CN 202011056830A CN 112517794 B CN112517794 B CN 112517794B
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- China
- Prior art keywords
- cable
- bending
- rotating shaft
- ratchet
- mounting platform
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F1/00—Bending wire other than coiling; Straightening wire
- B21F1/004—Bending wire other than coiling; Straightening wire by means of press-type tooling
-
- 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
Abstract
The invention discloses a cable bender, which comprises a cable fixing assembly and a cable bending assembly, wherein the cable bending assembly comprises a driving mechanism and a bending mechanism, the driving mechanism drives the bending mechanism to rotate around the end part of the cable fixing assembly, the bending mechanism extrudes a cable in the rotating direction so as to bend the cable, the cable fixing assembly comprises a mounting platform and a fixing mechanism, and the fixing mechanism is connected to one side of the mounting platform and compresses the cable on the mounting platform. According to the invention, the bending mechanism is driven by the driving mechanism to rotate around the driving mechanism, and the bending mechanism extrudes the cable in the rotating direction, so that the cable is bent at the driving mechanism, the bending position is not required to be prejudged before the cable is installed, the cable is installed after being bent, the prejudged bending position is prevented from being wrong, the working efficiency is improved, the power cable is convenient to construct and overhaul, and the cable is more stable to fix and is more convenient to install and detach and operate by the arrangement of the cable fixing assembly.
Description
Technical Field
The invention belongs to the field of electric tools, and particularly relates to a cable bender.
Background
At present, in power cable construction, maintenance work, because of factors such as technological requirement or special construction section restriction influence, often need to make the cable bend with the help of external force and change the route in order to satisfy the requirement of erection, realize its effective hookup with power supply equipment such as overhead line, cubical switchboard and metering facility, often estimate bending length, curve radian in advance by the operator, install again after bending is accomplished, the estimation mistake appears easily, and the operation is very inconvenient, can't satisfy the needs of power cable construction.
Disclosure of Invention
The present invention provides a cable bender to solve at least one of the above problems.
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides a cable bending device, including the cable fixed subassembly that is used for installing the cable and connect the cable at cable fixed subassembly tip bend the subassembly, the cable bend the subassembly including installing actuating mechanism on cable fixed subassembly and the mechanism of bending that links to each other with actuating mechanism, actuating mechanism drives the mechanism of bending and rotates around the tip of cable fixed subassembly, bending mechanism extrudees the cable to the direction of rotation so that the cable takes place to buckle, cable fixed subassembly is including the mounting platform that is used for placing the cable and locate the fixed establishment on the mounting platform, fixed establishment connects in mounting platform one side and compresses tightly the cable on mounting platform.
In the cable bender, the bending mechanism comprises a wire pressing arm connected with the driving mechanism and a wire pressing wheel used for pressing the cable, and the wire pressing wheel is rotationally connected to one end, far away from the driving mechanism, of the wire pressing arm.
In the cable bending device, the bending mechanism further comprises a limiting arm for preventing the cable from being separated from the wire pressing wheel, one end of the limiting arm is connected with the driving mechanism, a bayonet is arranged at the other end of the limiting arm, and limiting protrusions which are clamped with the bayonet are arranged on the wire pressing wheel.
In the cable bending device, the driving mechanism comprises a supporting frame installed at the end part of the cable fixing assembly, a rotating shaft rotatably connected to the supporting frame, a pulley installed on the rotating shaft to support the cable and an operating handle connected to the end part of the rotating shaft, the bending mechanism is connected with the rotating shaft, and the operating handle drives the bending mechanism to rotate through the rotating shaft.
In the cable bender, the rotating shaft comprises a mounting part for mounting the pulley and a driving part for mounting the bending mechanism and the operating handle, a positioning step is formed between the mounting part and the driving part, and the bending mechanism is pressed on the positioning step by the operating handle.
In the cable bender, the supporting frame is further provided with the ratchet mechanism between the bending mechanism and the operating handle, the ratchet mechanism comprises a ratchet sleeved on the outer side of the rotating shaft and a pawl arranged on the supporting frame, the pawl is matched with the ratchet, and the operating handle compresses the bending mechanism on the positioning step through the ratchet passing through the supporting frame.
In the cable bender, two limiting ribs extending along the radial direction of the rotating shaft are arranged on the mounting part, and the two limiting ribs are respectively positioned at two ends of the pulley to limit the pulley in the axial direction.
In the cable bender, the operating handle is a ratchet handle, and the ratchet handle is in threaded connection with the end part of the rotating shaft.
In the cable bender, the fixing mechanism comprises a connecting plate, guide wheels and locking pieces, wherein the guide wheels and the locking pieces are respectively connected to two ends of the connecting plate, strip-shaped holes are formed in the connecting plate, and the locking pieces penetrate through the guide holes to be connected with the mounting platform so as to tightly press the connecting plate on one side of the mounting platform.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, one end of the cable is connected to the cable fixing assembly, the other end of the cable passes through the driving mechanism and is connected to the bending mechanism, the driving mechanism drives the bending mechanism to rotate around the driving mechanism, the bending mechanism extrudes the cable in the rotating direction, so that the cable is bent at the driving mechanism, in the installation process of the cable, the cable can be bent in real time through the cable bender if the cable is required to be bent, the bending angle is determined according to the requirement, the bending position is not required to be prejudged before the cable is installed, the cable is not required to be installed after being bent, the prejudged bending position is prevented from being wrong, the working efficiency is improved, the construction and maintenance work of the power cable are facilitated, and the cable is more firmly fixed and is more convenient to install and detach through the arrangement of the cable fixing assembly, and the operation is facilitated.
Drawings
The invention is further described with reference to the drawings and detailed description which follow:
FIG. 1 is a perspective view of a cable bender according to the present invention;
FIG. 2 is a second perspective view of a cable bender according to the present invention;
FIG. 3 is an exploded view of a cable bender according to the present invention;
fig. 4 is a partial cross-sectional view of a cable bender in accordance with the present invention.
Reference numerals:
100. a cable fixing assembly; 110. a mounting platform; 120. a fixing mechanism; 121. a connecting plate; 122. a guide wheel; 123. a locking member; 1211. a bar-shaped hole; 200. a driving mechanism; 210. a support frame; 220. a rotating shaft; 221. a mounting part; 2211. a limit rib; 222. a driving section; 230. a pulley; 240. an operation handle; 250. a ratchet mechanism; 251. a ratchet wheel; 252. a pawl; 300. a bending mechanism; 310. a wire pressing arm; 320. a wire pressing wheel; 321. a limit protrusion; 330. a limiting arm; 331. a bayonet; 400. and (3) a cable.
Detailed Description
The invention provides a cable bender which comprises a cable fixing assembly for installing a cable and a cable bending assembly connected to the end part of the cable fixing assembly, wherein the cable bending assembly comprises a driving mechanism installed on the cable fixing assembly and a bending mechanism connected with the driving mechanism, the driving mechanism drives the bending mechanism to rotate around the end part of the cable fixing assembly, the bending mechanism extrudes the cable in the rotating direction to enable the cable to bend, the cable fixing assembly comprises an installation platform for placing the cable and a fixing mechanism arranged on the installation platform, and the fixing mechanism is connected to one side of the installation platform and compresses the cable on the installation platform. According to the invention, one end of the cable is connected to the cable fixing assembly, the other end of the cable passes through the driving mechanism and is connected to the bending mechanism, the driving mechanism drives the bending mechanism to rotate around the driving mechanism, the bending mechanism extrudes the cable in the rotating direction, so that the cable is bent at the driving mechanism, in the installation process of the cable, the cable can be bent in real time through the cable bender if the cable is required to be bent, the bending angle is determined according to the requirement, the bending position is not required to be prejudged before the cable is installed, the cable is not required to be installed after being bent, the prejudged bending position is prevented from being wrong, the working efficiency is improved, the construction and maintenance work of the power cable are facilitated, and the cable is more firmly fixed and is more convenient to install and detach through the arrangement of the cable fixing assembly, and the operation is facilitated.
The technical solutions of the embodiments of the present invention will be explained and illustrated below with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the examples in the implementation manner, other examples obtained by a person skilled in the art without making creative efforts fall within the protection scope of the present invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise specified, the meaning of "a plurality" is two or more, unless otherwise clearly defined.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
Embodiment one:
as shown in fig. 1 to 4, the cable bender comprises a cable fixing assembly 100 and a cable 400 bending assembly which are connected, wherein the cable 400 bending assembly comprises a driving mechanism 200 and a bending mechanism 300, and the cable 400 bending assembly is connected with the end part of the cable fixing assembly 100 through the driving mechanism 200 so that the bending mechanism 300 and the cable fixing assembly 100 are respectively positioned at two sides of the driving mechanism 200. In the installation process of the cable 400, if the cable 400 needs to be bent, the cable bender is installed on the cable 400, during installation, the cable fixing assembly 100 is connected to the fixing end of the cable 400, the free end of the cable 400 passes through the driving mechanism 200 and extends towards the bending mechanism 300, the position needing to be bent is aligned to the driving mechanism 200, the driving mechanism 200 drives the bending mechanism 300 to rotate around the driving mechanism 200, and the bending mechanism 300 extrudes the cable 400 towards the rotation direction, so that the included angle between the cables 400 at two sides of the driving mechanism 200 is smaller than 180 degrees, namely, the cable 400 bends at the driving mechanism 200.
According to the invention, one end of the cable 400 is connected to the cable fixing assembly 100, the other end of the cable 400 passes through the driving mechanism 200 and is connected to the bending mechanism 300, the driving mechanism 200 drives the bending mechanism 300 to rotate around the driving mechanism 200, the bending mechanism 300 extrudes the cable 400 in the rotating direction, so that the cable 400 bends at the driving mechanism 200, in the installation process of the cable 400, if the cable 400 encounters a position needing bending, the cable bending device can bend the cable in real time, the bending angle is determined according to the requirement, the bending position is not required to be prejudged before the cable 400 is installed, the cable 400 is installed after being bent, the prejudged bending position is prevented from being wrong, the working efficiency is improved, and the construction and maintenance work of the power cable 400 are facilitated.
As shown in fig. 1 and 2, in this embodiment, the bending mechanism 300 includes a wire pressing arm 310 connected to the driving mechanism 200 and a wire pressing wheel 320 for pressing the cable 400, one end of the wire pressing arm 310 is a driving end, the other end is a free end, the driving end of the wire pressing arm 310 is connected to the driving mechanism 200, the wire pressing wheel 320 is rotatably connected to the free end of the wire pressing arm 310, and when the driving mechanism 200 drives the wire pressing arm 310 to rotate, the free end of the wire pressing arm 310 rotates around the driving end and presses the cable 400 in a rotating direction under the driving of the driving mechanism 200, so that the cable 400 bends at a position corresponding to the driving end.
In order to prevent cable 400 from breaking away from wire pressing wheel 320 in the horizontal direction, guarantee the stability of bending process, bending mechanism 300 still includes spacing arm 330, spacing arm 330 and wire pressing arm 310 carry out spacing on the horizontal direction to cable 400 in the both sides of cable 400, the one end of spacing arm 330 links to each other with actuating mechanism 200, the other end of spacing arm 330 is equipped with bayonet 331, be equipped with on the wire pressing wheel 320 with the spacing protruding 321 of bayonet 331 joint for can dismantle between the tip of spacing arm 330 and wire pressing wheel 320 and be connected, the operator of being convenient for is manual to separate wire pressing arm 310 and wire pressing wheel 320 in order to dismantle cable bending ware from cable 400 that the bending was accomplished, the operation is more convenient and simple.
As shown in fig. 3 and 4, in the present embodiment, the driving mechanism 200 includes a supporting frame 210 installed at an end of the cable fixing assembly 100, a rotating shaft 220 rotatably connected to the supporting frame 210, a pulley 230 installed on the rotating shaft 220 to support the cable 400, and an operating handle 240 connected to an end of the rotating shaft 220, the driving end of the pressing arm 310 is sleeved on the rotating shaft 220, the operating handle 240 drives the pressing arm 310 to rotate through the rotating shaft 220, the rotating shaft 220 includes an installation portion 221 for installing the pulley 230 and a driving portion 222 for installing the bending mechanism 300 and the operating handle 240, a positioning step is formed between the installation portion 221 and the driving portion 222, the pressing arm 310 is pressed on the positioning step by the operating handle 240, and transmission between the rotating shaft 220 and the bending mechanism 300 is achieved through a huge friction force formed between the pressing arm 310 and the positioning step due to extrusion. Two limiting ribs 2211 extending along the radial direction of the rotating shaft 220 are arranged on the mounting part 221, the two limiting ribs 2211 are respectively positioned at two ends of the pulley 230 to limit the pulley 230 in the axial direction, the pulley 230 is prevented from freely sliding along the axial direction of the rotating shaft 220, and the pulley 230 is ensured to be positioned at the lower part of the cable 400 all the time to support the cable 400.
The support frame 210 is further provided with a ratchet mechanism 250 positioned between the bending mechanism 300 and the operating handle 240, the ratchet mechanism 250 comprises a ratchet 251 sleeved on the outer side of the rotating shaft 220 and a pawl 252 arranged on the support frame 210, the pawl 252 is matched with the ratchet 251, the operating handle 240 presses the bending mechanism 300 on a positioning step through the ratchet 251 penetrating through the support frame 210, the ratchet 251 rotates synchronously with the rotating shaft 220, when the pawl 252 abuts against the ratchet 251, the pawl 252 limits the rotating direction of the ratchet 251, the ratchet 251 can only rotate unidirectionally, meanwhile, the rotating angle of the rotating shaft 220 can be judged through the number of unidirectionally teeth of the pawl 252 passing over the ratchet 251, and accurate control of the bending angle of the cable 400 is realized.
The operation handle 240 in this embodiment is preferably a ratchet handle, the ratchet handle includes an operation rod and two mounting plates disposed at the end of the operation rod, a mounting gap is formed between the two mounting plates, a ratchet and a pawl are disposed in the mounting gap, the ratchet handle is in threaded connection with the end of the rotating shaft 220, so that the operation handle 240 is convenient to mount and dismount, and meanwhile, the unidirectional driving principle of the ratchet handle is convenient, an operator can adjust the angle of the ratchet handle when using the ratchet handle, and the operator can adjust the ratchet handle to an angle interval where the operator applies force more easily, so that the cable 400 is convenient to bend, and more labor is saved.
In this embodiment, the cable fixing assembly 100 includes a mounting platform 110 for placing the cable 400 and a fixing mechanism 120 disposed on the mounting platform 110, where the fixing mechanism 120 is connected to one side of the mounting platform 110 and compresses the cable 400 on the mounting platform 110, preferably, the mounting platform 110 is in a strip shape so as to facilitate the installation of the cable 400, and meanwhile, a plurality of fixing mechanisms 120 are disposed on the mounting platform 110 so that the fixing of the cable 400 to be bent on the mounting platform 110 is more stable and convenient for later bending. The fixing mechanism 120 comprises a connecting plate 121, and a guide wheel 122 and a locking member 123 which are respectively connected to two ends of the connecting plate 121, wherein the guide wheel 122 is located at the upper part of the cable 400, and the connecting plate 121 is installed on one side of the installation platform 110 through the locking member 123, so that the connecting plate 121 is located on one side of the cable 400, and one side of the installation platform 110, where the connecting plate 121 is not arranged, can be used for installing or separating the cable 400 from the cable fixing assembly 100. The connecting plate 121 is provided with the strip-shaped hole 1211, the locking piece 123 penetrates through the strip-shaped hole 1211 to be connected with the mounting platform 110 so as to tightly press the connecting plate 121 on one side of the mounting platform 110, the locking piece 123 can realize the adjustment of the locking height of the connecting plate 121 by sliding up and down in the strip-shaped hole 1211, namely, the adjustment of the space between the guide wheel 122 and the mounting platform 110 is realized, and the cable fixing assembly 100 can fix cables 400 with different outer diameters, so that the application range is wider.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above examples, and all technical solutions belonging to the concept of the present invention belong to the protection scope of the present invention. It should be noted that modifications and adaptations to the present invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be within the scope of the present invention.
Claims (1)
1. The utility model provides a cable ware of bending wire which characterized in that: the cable bending assembly comprises a driving mechanism arranged on the cable fixing assembly and a bending mechanism connected with the driving mechanism, wherein the driving mechanism drives the bending mechanism to rotate around the end part of the cable fixing assembly, the bending mechanism extrudes the cable in the rotating direction so as to bend the cable, the cable fixing assembly comprises a mounting platform for placing the cable and a fixing mechanism arranged on the mounting platform, and the fixing mechanism is connected with one side of the mounting platform and compresses the cable on the mounting platform; the bending mechanism comprises a wire pressing arm connected with the driving mechanism and a wire pressing wheel used for pressing the cable, and the wire pressing wheel is rotationally connected to one end, far away from the driving mechanism, of the wire pressing arm; the bending mechanism further comprises a limiting arm for preventing the cable from being separated from the wire pressing wheel, one end of the limiting arm is connected with the driving mechanism, a bayonet is arranged at the other end of the limiting arm, and a limiting protrusion which is clamped with the bayonet is arranged on the wire pressing wheel; the driving mechanism comprises a supporting frame arranged at the end part of the cable fixing assembly, a rotating shaft rotatably connected to the supporting frame, a pulley arranged on the rotating shaft to support a cable and an operating handle connected to the end part of the rotating shaft, the bending mechanism is connected with the rotating shaft, and the operating handle drives the bending mechanism to rotate through the rotating shaft; the rotating shaft comprises an installation part for installing the pulley and a driving part for installing the bending mechanism and the operating handle, a positioning step is formed between the installation part and the driving part, and the operating handle compresses the bending mechanism on the positioning step; the support frame is also provided with a ratchet mechanism positioned between the bending mechanism and the operating handle, the ratchet mechanism comprises a ratchet sleeved on the outer side of the rotating shaft and a pawl arranged on the support frame, the pawl is matched with the ratchet, and the operating handle compresses the bending mechanism on the positioning step through the ratchet passing through the support frame; the mounting part is provided with two limit ribs extending along the radial direction of the rotating shaft, and the two limit ribs are respectively positioned at two ends of the pulley to limit the pulley in the axial direction; the operating handle is a ratchet handle which is in threaded connection with the end part of the rotating shaft; the fixing mechanism comprises a connecting plate, guide wheels and locking pieces, wherein the guide wheels and the locking pieces are respectively connected to two ends of the connecting plate, a strip-shaped hole is formed in the connecting plate, and the locking pieces penetrate through the strip-shaped hole to be connected with the mounting platform so as to compress the connecting plate on one side of the mounting platform;
the operation handle drives the line pressing arm to rotate through the rotating shaft, the line pressing arm is pressed on the positioning step by the operation handle, and the transmission between the rotating shaft and the bending mechanism is realized through the huge friction force formed by extrusion between the line pressing arm and the positioning step;
the operation handle compresses the bending mechanism on the positioning step through the ratchet wheel penetrating through the supporting frame, so that the ratchet wheel synchronously rotates along with the rotating shaft, when the pawl abuts against the ratchet wheel, the pawl limits the rotating direction of the ratchet wheel, the ratchet wheel can only rotate in one direction, meanwhile, the rotating angle of the rotating shaft can be judged through the number of the unidirectional teeth of the pawl, which passes over the ratchet wheel, and the accurate control of the cable bending angle is realized;
the connecting plate is arranged on one side of the mounting platform through the locking piece, so that the connecting plate is positioned on one side of the cable, and one side of the mounting platform, on which the connecting plate is not arranged, can be used for realizing the mounting or separation of the cable and the cable fixing assembly; the locking piece realizes the adjustment of the locking height of the connecting plate through up-and-down sliding in the strip-shaped hole, namely, the adjustment of the space between the guide wheel and the mounting platform is realized, so that the cable fixing assembly can fix cables with different outer diameters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011056830.8A CN112517794B (en) | 2020-09-30 | 2020-09-30 | Cable bending device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011056830.8A CN112517794B (en) | 2020-09-30 | 2020-09-30 | Cable bending device |
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| Publication Number | Publication Date |
|---|---|
| CN112517794A CN112517794A (en) | 2021-03-19 |
| CN112517794B true CN112517794B (en) | 2023-08-25 |
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| CN202011056830.8A Active CN112517794B (en) | 2020-09-30 | 2020-09-30 | Cable bending device |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113976761B (en) * | 2021-10-29 | 2022-09-06 | 国网山东省电力公司莒南县供电公司 | S-shaped bending manufacturing tool for insulated conductor of strain tower and S-shaped insulated conductor bending method |
| CN114221259B (en) * | 2021-12-21 | 2023-07-04 | 国网河南省电力公司洛阳供电公司 | Portable bending device on cable high-voltage tower |
| CN115241836A (en) * | 2022-08-09 | 2022-10-25 | 山东煜卿钢结构有限公司 | Cable connection bearing device |
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| CN112517794A (en) | 2021-03-19 |
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