CN115483649B - Power cable damage overhauling equipment - Google Patents

Power cable damage overhauling equipment Download PDF

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Publication number
CN115483649B
CN115483649B CN202211272335.XA CN202211272335A CN115483649B CN 115483649 B CN115483649 B CN 115483649B CN 202211272335 A CN202211272335 A CN 202211272335A CN 115483649 B CN115483649 B CN 115483649B
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CN
China
Prior art keywords
power cable
lantern ring
cutting
pressing
driving mechanism
Prior art date
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Active
Application number
CN202211272335.XA
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Chinese (zh)
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CN115483649A (en
Inventor
徐世权
史建昌
徐世友
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Shandong Jikai Cable Technology Co ltd
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Shandong Jikai Cable Technology Co ltd
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Priority to CN202211272335.XA priority Critical patent/CN115483649B/en
Publication of CN115483649A publication Critical patent/CN115483649A/en
Application granted granted Critical
Publication of CN115483649B publication Critical patent/CN115483649B/en
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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • H02G1/12Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof
    • H02G1/1202Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof by cutting and withdrawing insulation
    • H02G1/1248Machines
    • H02G1/1265Machines the cutting element rotating about the wire or cable
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/88Investigating the presence of flaws or contamination
    • G01N21/8803Visual inspection
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/28Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for wire processing before connecting to contact members, not provided for in groups H01R43/02 - H01R43/26
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • H02G1/12Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof
    • H02G1/1202Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof by cutting and withdrawing insulation
    • H02G1/1248Machines
    • H02G1/127Features relating to cutting elements
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • H02G1/14Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for joining or terminating cables
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/82Recycling of waste of electrical or electronic equipment [WEEE]

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Removal Of Insulation Or Armoring From Wires Or Cables (AREA)

Abstract

The invention discloses power cable damage overhaul equipment which comprises a cutting assembly and a lantern ring, wherein two limiting pieces are arranged on the inner side of the lantern ring, a pressing assembly is arranged at one end of the lantern ring, each limiting piece comprises a pressing wheel and a support, the inner wall of each support is provided with a support, two rotating pressing wheels are arranged on each support, the axes of the two pressing wheels are parallel to the axis of the lantern ring, each pressing piece comprises a pressing piece and a mounting frame, and the pressing piece is arranged at one end of the lantern ring through the mounting frame; the power cable damage overhaul equipment can realize detection of cracks on the cable.

Description

Power cable damage overhauling equipment
Technical Field
The invention relates to the technical field of power cables, in particular to power cable damage overhaul equipment.
Background
The cable sheath outside the power cable is not conductive, and when the power cable is installed, overhauled or connected, the cable sheath is often required to be peeled off to lead wires inside the cable to be connected, so that the power cable can be electrified; prior art when cutting the cable sheath ring of a power cable: the handheld cutting knife rotates around the cable in a ring shape and cuts the cable skin, or the clamping piece is used for clamping the cable, the cutting knife is arranged on the clamping piece, the cutting edge of the cutting knife cuts into the cable skin of the cable, and the clamping piece drives the cutting knife to rotate around the cable to cut the cable skin in a ring shape; in the prior art, the cutting edge of the cutting knife is trapped in the joint of the cable sheath in the cutting process of the cable sheath, and whether the cutting edge contacts with the cable inner core is difficult to observe.
The cutting blade is sunk into the cable skin, the depth of cutting into the cable skin is not easy to control, the depth of cutting into the cable skin is too close to the depth of the skin, the inner core is easily cut, and the depth of cutting into the cable skin is smaller than the depth of the skin, so that the skin is easily cut incompletely and is adhered; and if there is the crack on the power cable, because the crack laminating leads to the crack difficult to be observed, influence power cable and patrol and examine the effect.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the existing defects, and provide the power cable circular cutting device, which bends the position of the power cable to be circular cut, opens the cutting opening after the cable skin is cut, is convenient for observing whether the lining or the inner core of the power cable is cut in the cutting process, and improves the safety and the reliability of circular cutting of the power cable; the utility model also provides a power cable damage overhauls equipment can realize the detection of crack on the cable, can effectively solve the problem among the background art.
In order to achieve the above object, according to one aspect of the present invention, there is provided a power cable circular cutting device, including a cutting assembly and a collar, wherein two limiting members are installed on the inner side of the collar, and a pressing assembly is installed at one end of the collar.
The limiting piece comprises a pressing wheel and a support, wherein the support is installed on the inner wall of the support, two rotating pressing wheels are installed on the support, and the axes of the two pressing wheels are parallel to the axis of the lantern ring.
The pressing component comprises a pressing piece and a mounting frame, and the pressing piece is mounted at one end of the lantern ring through the mounting frame.
As a preferable technical scheme of the invention, the cutting assembly comprises a cutting knife, a driving mechanism and a guide support, wherein the driving mechanism is arranged at one end of the lantern ring through the guide support, and the cutting knife is arranged on an output shaft of the driving mechanism.
As a preferable technical scheme of the invention, the guide support comprises a mounting seat fixed at one end of the lantern ring, a sliding block sliding towards or away from the axis direction of the lantern ring is arranged on the mounting seat, and the driving mechanism is arranged on the sliding block.
As a preferable technical scheme of the invention, a limiting block for limiting the movement distance of the driving mechanism to the axis direction of the lantern ring is arranged on the lantern ring, and a plurality of cushion blocks are arranged on the limiting block.
An elastic piece is arranged between the limiting block and the driving mechanism.
As a preferable technical scheme of the invention, the outer side of the cutting knife is sleeved with the housing.
As a preferable technical scheme of the invention, the lantern ring comprises a first arc plate and a second arc plate which are arranged in opposite directions, one end of the first arc plate is rotationally connected with one end of the second arc plate, and one end of the first arc plate which is not rotationally connected is detachably connected with one end of the second arc plate which is not rotationally connected.
As a preferred embodiment of the present invention, the pressing member is a collar or a rotary wheel.
On the other hand, still provide a damaged maintenance equipment of power cable, including the device is cut to the power cable ring of aforementioned arbitrary one kind, still be equipped with branch and rotation connecting piece between support and the lantern ring, the one end of branch and the inner wall connection of lantern ring, the other end of branch is through rotation connecting piece and leg joint, and wherein the axis of pinch roller and the axis of lantern ring are perpendicular.
The novel brush cover ring comprises a cover ring body, and is characterized by further comprising a brush and a cover ring arranged on the cover ring body, wherein the brush is arranged on an output shaft of the driving mechanism, elastic cloth is fixed at two ends of the inner wall of the cover ring body, penetrating holes are formed in the elastic cloth, and powder is arranged in the cover ring body.
As a preferable technical scheme of the invention, the powder is talcum powder or sodium polyacrylate powder.
As a preferable technical scheme of the invention, an opening for communicating the inside and the outside of the cover ring is arranged on the outer side of the cover ring, and a detachable cover plate is arranged on the opening.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the power cable circular cutting device, the outer side of the cable skin bending part of the power cable is continuously cut in the process that the cutting knife rotates around the power cable, and the cutting opening is opened after the cable skin of the power cable is cut, so that whether the cutting knife cuts the lining or the inner core of the power cable or not can be conveniently observed in the cutting process, and the safety and the reliability of circular cutting of the power cable are improved;
2. according to the power cable circular cutting device, an elastic piece is arranged between a limiting block and a driving mechanism: on the one hand, when the cutting knife does not contact the cable sheath, the elastic piece is in a compressed state, the driving mechanism is loosened to drive the cutting knife to be far away from the cutting seam of the cable sheath under the action of the resilience force of the elastic piece, so that the situation that the cutting knife accidentally damages the inner core of the power cable is avoided, and an operator can manually control the cutting depth; on the other hand when the cutting knife does not contact the cable skin and when the cutting knife cuts the cable skin, the elastic component is in the extension state setting, and in the cutting process, the cutting knife rotates in-process, the operating personnel of this power cable circular cutting device only need rotate the lantern ring both can realize the circular cutting to power cable, convenient operation, and the cutting seam opens the condition of being convenient for observe the inner core.
3. According to the power cable damage overhaul equipment, on one hand, if damage cracks exist on the power cable, the width of the cracks between the pressing piece and the lantern ring is increased, powder in the cover ring enters the cracks, and whether the cable skin of the power cable is damaged is determined by observing whether the cracks which are supported by the powder appear on the cable skin or not, so that the power cable can be conveniently inspected; on the other hand, the power cable between the pressing piece and the lantern ring is bent, the tension on the upper side is increased, the adhesion between the hard foreign matters adhered on the power cable between the pressing piece and the lantern ring and the cable cover is reduced, and the brush is convenient to clean the hard foreign matters on the cable cover.
4. According to the line cable damage overhaul equipment, on one hand, when the axis of the pressing wheel of the limiting piece is vertical to the axis of the collar, the pressing wheel can move along the length direction of the power cable, and the cleaning of the cable skin and the inspection of the cable crack can be realized; on the other hand, when the axis of the pressing wheel of the limiting piece is parallel to the axis of the lantern ring, the pressing wheel enables the lantern ring to rotate annularly around the power cable, and the positioning of the cutting knife is realized, so that the cutting knife is convenient for annular cutting of the cable sheath.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic view of another view angle structure of FIG. 1;
FIG. 4 is a schematic view of a limiting member according to the present invention;
FIG. 5 is a schematic diagram of another embodiment of the present invention;
fig. 6 is a schematic structural diagram of another embodiment of fig. 5.
In the figure: the device comprises a driving mechanism 1, a collar 2, a housing 3, a cutting knife 4, a pressing piece 5, a limiting piece 6, a supporting rod 61, a rotating connecting piece 62, a bracket 63, a pressing wheel 64, a sliding block 7, an installation seat 8, a limiting piece 9, an elastic piece 10, a hairbrush 11, a housing ring 12 and elastic cloth 13.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one:
referring to fig. 1-5, the present embodiment discloses a power cable circular cutting device, which includes a cutting assembly and a collar 2, wherein two limiting members 6 are installed on the inner side of the collar 2, and a pressing assembly is installed on one end of the collar 2.
The limiting piece 6 comprises a pressing wheel 64 and a support 63, the support 63 is arranged on the inner wall of the support 63, and two rotating pressing wheels 64 are arranged on the support 63, wherein the axes of the two pressing wheels 64 and the axis of the lantern ring 2 are arranged in parallel.
The pressing assembly comprises a pressing piece 5 and a mounting frame, and the pressing piece 5 is mounted at one end of the lantern ring 2 through the mounting frame.
Preferably, the cutting assembly comprises a cutting knife 4, a driving mechanism 1 and a guide support, wherein the driving mechanism 1 is arranged at one end of the lantern ring 2 through the guide support, the cutting knife 4 is arranged on an output shaft of the driving mechanism 1, and the cutting knife 4 is preferably arranged between the lantern ring 2 and the pressing piece 5.
The driving mechanism 1 is a motor, and the motor is electrically connected with an external power supply or is electrically connected with a power supply carried by an operator; or the driving mechanism 1 is a pneumatic motor, and the pneumatic motor is connected with an external air source through an air pipe; the driving mechanism 1 used in the present invention is a common driving element in the prior art, and its working manner and structure are well known techniques, and are not described herein.
The working process and principle of the embodiment are as follows:
the power cable that waits to encircle cutting passes lantern ring 2 and power cable centre gripping between two locating parts 6, power cable winds the part bending that the pressure spare 5, power cable is located between pressure spare 5 and the lantern ring 2, actuating mechanism 1 drives cutting knife 4 rotation, and cutting knife 4 cuts the cable skin of power cable bight, then rotate lantern ring 2, lantern ring 2 is through the rotation of branch drive pressure spare 5, make power cable bight change along with lantern ring 2 rotation, actuating mechanism 1 and cutting knife 4 rotate along with lantern ring 2, cutting knife 4 constantly cuts the outside of the cable skin bight of power cable around power cable rotation in-process, and the tensile force that the outside of the cable skin bight of power cable received in-process cutting is big, the cable skin of power cable is opened by the cutting knife after cutting, be convenient for observe whether cutting knife 4 cuts the inside lining or the inner core of power cable in the cutting process.
Preferably, the guide support comprises a mounting seat 8 fixed at one end of the lantern ring 2, a sliding block 7 sliding towards or away from the axis direction of the lantern ring 2 is arranged on the mounting seat 8, and the driving mechanism 1 is arranged on the sliding block 7; the sliding block 7 slides on the mounting seat 8 to enable the cutting depth of the driving mechanism 1 to be adjustable, and the cutting depth is adjusted by observing whether the opened cutting seam is exposed out of the inner liner or the cutting amount of the inner core adjusting cutter 4, so that the circular cutting control of the outer skin of the power cable is convenient.
In the process of rotating the lantern ring 2 around the power cable, the pinch roller 64 extrudes the power cable and rotates by being attached to the power cable, so that the cutting knife 4 is guaranteed to cut the cable cover in a circular manner.
Preferably, the press 5 is a collar or a rotating wheel, facilitating the bending of the power cable.
Preferably, the power cable suitable for the power cable circular cutting device comprises an inner core, a lining outside the inner core and a cable cover outside the lining, wherein the lining is a shielding wire and/or a wrapping belt.
Embodiment two:
as shown in fig. 1 and 2, the present embodiment discloses a power cable circular cutting device, the structure of which is substantially the same as that of the first embodiment, except that a casing 3 is installed on the outer side of a cutter 4 of the present embodiment, and the casing 3 is fixed on a driving mechanism 1 or the casing 3 is fixed on a collar 2; the housing 3 protects the cutting knife 4, avoids the operator of the power cable circular cutting device from being cut by the cutting knife 4, and the housing 3 realizes the chip constraint of cutting cable skin splashing, so that the chip splashing in the cutting process is prevented from threatening the eye safety of the operator of the power cable circular cutting device.
Preferably, the cutter blade 4 is a circular cutter disc.
Embodiment III:
as shown in fig. 1 and 2, the present embodiment discloses a power cable circular cutting device, which has a structure substantially the same as that of the first embodiment or the second embodiment, and is different in that a stopper 9 for limiting the distance of the driving mechanism 1 moving toward the axis direction of the collar 2 is mounted on the collar 2 of the present embodiment, and the stopper 9 limits the maximum cutting amount of the cutting knife 4 into the cable sheath, so as to avoid the cutting of the power cable core caused by the movement of the false pushing driving mechanism 1 toward the power cable.
Preferably, a plurality of cushion blocks are arranged on the limiting block 9, and the number of the cushion blocks is adjusted according to the cutting condition of the cable sheath at the beginning, so that the cutting knife 4 can thoroughly cut the cable sheath without damaging the inner core; the cushion block is a sticky note or a sticky note.
Preferably, in the process of cutting the cable, the cable skin is cut to be 0.5-2.0mm, and the cutting opening of the cable skin is torn under the action of tension generated by bending of the power cable, so that the inner core of the power cable is further ensured.
Embodiment four:
as shown in fig. 1 and 2, the present embodiment discloses a power cable circular cutting device, which has a structure substantially the same as that of the third embodiment, except that an elastic member 10 is installed between the stopper 9 and the driving mechanism 1, and when the cutter 4 does not contact the cable sheath, the elastic member 10 is in a compressed state, and the elastic member 10 is a spring, a metal elastic sheet or an elastic rope.
When the cutter blade 4 is required to rotate to cut the cable sheath, the driving mechanism 1 is pressed in the direction of the power cable, the compression amount of the elastic member 10 becomes large, the driving mechanism 1 is pressed in the direction of the power cable, and the cutter blade 4 cuts the cable sheath.
When the driving mechanism 1 is loosened, under the action of the resilience force of the elastic piece 10, the driving mechanism 1 drives the cutting knife 4 to be far away from the cutting seam of the cable skin, so that the inner core of the power cable is prevented from being accidentally injured by the cutting knife 4, and the operator of the power cable circular cutting device can manually control the cutting depth.
Preferably, the power cable circular cutting device is suitable for circular cutting a power cable with deformed cross section or the thickness of a cable sheath of the power cable is not easy to determine, or the power cable circular cutting device is suitable for manual control of the cutting depth by an operator.
Fifth embodiment:
as shown in fig. 1 and 2, the present embodiment discloses a power cable circular cutting device, which has a structure substantially the same as that of the third embodiment, except that an elastic member 10 is installed between the stopper 9 and the driving mechanism 1, and the elastic member 10 is in an extended state when the cutter 4 does not contact the cable sheath and when the cutter 4 cuts the cable sheath, and the elastic member 10 is a spring, a metal elastic sheet, or an elastic rope.
When the cutting knife 4 is required to rotate to cut the cable skin, the elastic piece 10 pulls the driving mechanism 1 towards the direction of the power cable, the cutting knife 4 cuts the cable skin, when the cutting knife 4 cuts through the cable skin and does not contact the inner core, the driving mechanism 1 is blocked by the limiting block 9 to limit the movement towards the power cable, and the cutting knife 4 is prevented from cutting the inner core of the power cable.
In the cutting process, in the rotation process of the cutting knife 4, an operator of the power cable circular cutting device only needs to rotate the lantern ring 2, circular cutting of the power cable can be achieved, the operation is convenient, and the cutting seam is opened, so that the condition of the inner core can be observed conveniently.
Preferably, the power cable circular cutting device is suitable for a power cable with the thickness of the cable skin determined, or the power cable circular cutting device automatically controls the scene of the cutting depth of the cable skin.
Example six:
as shown in fig. 4 and 5, this embodiment discloses a power cable circular cutting device, and its structure is substantially the same as that of the first embodiment, and is different in that the collar 2 of this embodiment includes an arc-shaped plate one and an arc-shaped plate two that are disposed opposite to each other, one end of the arc-shaped plate one and one end of the arc-shaped plate two are rotationally connected through a hinge or a hinge seat, and one end of the arc-shaped plate one that is not rotationally connected and one end of the arc-shaped plate two that is not rotationally connected are connected through a bolt or a quick-release clip.
The working process and principle of the embodiment are as follows:
the first arc plate and the second arc plate are opened, one section of the power cable enters between the first arc plate and the second arc plate, then the first arc plate and the second arc plate are closed, one section of the power cable is clamped between the two limiting parts 6, the power cable is bent around the overvoltage product 5 and the power cable, and the power cable breakage overhaul equipment is convenient to install.
Embodiment seven:
as shown in fig. 6, this embodiment discloses a power cable damage repair device, including the power cable circular cutting device of any one of the first embodiment, the second embodiment, the third embodiment, and the fourth embodiment, a support rod 61 and a rotating connecting piece 62 are further disposed between a support 63 and a collar 2 of this embodiment, one end of the support rod 61 is connected with an inner wall of the collar 2, the other end of the support rod 61 is connected with the support 63 through the rotating connecting piece 62, wherein an axis of a pinch roller 64 is perpendicular to an axis of the collar 2, and the rotating connecting piece 62 is a bearing or a rotating pin.
The embodiment further comprises a brush 11 and a cover ring 12 arranged on the lantern ring 2, wherein the brush 11 replaces the cutting knife 4 to be arranged on an output shaft of the driving mechanism 1, or an annular brush with bristles outwards arranged on the brush 11 is arranged on a cutting edge of the cutting knife 4, the annular brush shields the cutting edge of the cutting knife 4 from damaging a power cable, two ends of the inner wall of the cover ring 12 are respectively and fixedly sealed with an elastic cloth 13, two elastic cloths 13 and the cover ring 12 form a closed space, a penetrating hole is formed in the elastic cloth 13, powder is arranged in the cover ring 12, and the cover ring 12 is positioned between the pressing piece 5 and the brush 11.
Preferably, the outer side of the cover ring 12 is provided with an opening for communicating the inner side and the outer side of the cover ring, and the opening is provided with a detachable cover plate, so that powder can be conveniently added into the cover ring 12; the cover ring 12 is made of transparent plastic or transparent glass, so that the powder amount in the cover ring 12 can be conveniently observed.
The working process and principle of the embodiment are as follows:
the rotating support 63 makes the axis of the pinch roller 64 perpendicular to the axis of the collar 2, and the pinch roller 64 of the two limiting pieces 6 clamps the power cable, the power cable damage maintenance equipment is installed on the power cable, and the pressing piece 5 bends the power cable.
The driving mechanism 1 drives the brush 11 to rotate, and the brush 11 is used for brushing and cleaning attachments on the upper side of the surface of the power cable, so that cracks on the power cable are exposed, the lantern ring 2 is pulled or pushed to move along the power cable, and the pressing piece 5 is located behind the moving direction.
The power cable is crooked under the effect of pressing part 5 direction, and the power cable between pressing part 5 and the lantern ring 2 crooked and the tension of upside grow, if there is the damage crack on the power cable, the crack width grow and get into the powder in the shroud 12 between pressing part 5 and lantern ring 2, confirm the cable skin damage of power cable through observing whether appear by the crack that the powder was propped up on the cable skin, be convenient for the inspection to power cable.
This broken maintenance equipment of power cable also can exclusive use, and the crooked and tension of upside of power cable between suppression piece 5 and the lantern ring 2 grow, and the bonding of the stereoplasm foreign matter of adhesion and cable skin on the power cable between suppression piece 5 and the lantern ring 2 diminishes, and the brush 11 of being convenient for clear up the stereoplasm foreign matter on the cable skin.
The power cable passes the trompil of two elastic cloths 13, and the cross section of the trompil of elastic cloth 13 is less than the cross section of power cable, and elastic cloth 13 trompil department hoops on the power cable, avoids or reduces the powder and by the leakage of elastic cloth 13 trompil department.
Preferably, the powder is talcum powder, starch or powdery curing agent in the prior art, and the powdery curing agent is filled in the cracks and then is solidified by moisture in the air, so that the waterproof performance of the cracks is improved.
Preferably, the annular groove is seted up to pinch roller 64's periphery side, realizes pinch roller 64 and power cable's laminating, reduces pinch roller 64 and power cable and breaks away from the risk.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides a damaged maintenance equipment of power cable which characterized in that: the cutting device comprises a cutting assembly and a lantern ring (2), wherein two limiting pieces (6) are arranged on the inner side of the lantern ring (2), and a pressing assembly is arranged at one end of the lantern ring (2);
the limiting piece (6) comprises a pressing wheel (64) and a bracket (63), the bracket (63) is arranged on the inner wall of the bracket (63), two rotating pressing wheels (64) are arranged on the bracket (63), and the axes of the two pressing wheels (64) are parallel to the axis of the lantern ring (2);
the pressing component comprises a pressing piece (5) and a mounting frame (51), and the pressing piece (5) is mounted at one end of the lantern ring (2) through the mounting frame (51);
a support rod (61) and a rotary connecting piece (62) are further arranged between the support (63) and the lantern ring (2), one end of the support rod (61) is connected with the inner wall of the lantern ring (2), and the other end of the support rod (61) is connected with the support (63) through the rotary connecting piece (62), wherein the axis of the pinch roller (64) is perpendicular to the axis of the lantern ring (2);
the novel brush type electric motor is characterized by further comprising a brush (11) and a cover ring (12) arranged on the lantern ring (2), wherein the brush (11) is arranged on an output shaft of the driving mechanism (1), elastic cloth (13) is fixed at two ends of the inner wall of the cover ring (12), penetrating holes are formed in the elastic cloth (13), and powder is arranged in the cover ring (12).
2. The power cable breakage service device according to claim 1, wherein: the cutting assembly comprises a cutting knife (4), a driving mechanism (1) and a guide support, wherein the driving mechanism (1) is arranged at one end of the lantern ring (2) through the guide support, and the cutting knife (4) is arranged on an output shaft of the driving mechanism (1).
3. The power cable breakage service device according to claim 2, wherein: the guide support comprises a mounting seat (8) fixed at one end of the lantern ring (2), a sliding block (7) sliding towards or away from the axis direction of the lantern ring (2) is mounted on the mounting seat (8), and the driving mechanism (1) is mounted on the sliding block (7).
4. A power cable damage repair apparatus according to claim 3, characterized in that: a limiting block (9) for limiting the movement distance of the driving mechanism (1) to the axis direction of the lantern ring (2) is arranged on the lantern ring (2), and a plurality of cushion blocks are arranged on the limiting block (9);
an elastic piece (10) is arranged between the limiting block (9) and the driving mechanism (1).
5. The power cable breakage service device according to claim 2, wherein: the outer side of the cutting knife (4) is sleeved with a housing (3).
6. The power cable breakage service device according to claim 1, wherein: the lantern ring (2) comprises an arc-shaped plate I and an arc-shaped plate II which are arranged in opposite directions, one end of the arc-shaped plate I is rotationally connected with one end of the arc-shaped plate II, and one end of the arc-shaped plate I which is not rotationally connected with one end of the arc-shaped plate II which is not rotationally connected is detachably connected.
7. The power cable breakage service device according to claim 1, wherein: the pressing piece (5) is a sleeve ring or a rotary wheel.
8. The power cable breakage service device according to claim 1, wherein: the powder is talcum powder or starch.
9. The power cable breakage service device according to claim 1, wherein: the outer side of the cover ring (12) is provided with an opening for communicating the inner side and the outer side of the cover ring, and the opening is provided with a detachable cover plate.
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CN117054432B (en) * 2023-10-12 2023-12-19 国网辽宁省电力有限公司 Power cable damage detection device

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