CN115483649A - Power cable circular cutting device and power cable damage maintenance equipment - Google Patents
Power cable circular cutting device and power cable damage maintenance equipment Download PDFInfo
- Publication number
- CN115483649A CN115483649A CN202211272335.XA CN202211272335A CN115483649A CN 115483649 A CN115483649 A CN 115483649A CN 202211272335 A CN202211272335 A CN 202211272335A CN 115483649 A CN115483649 A CN 115483649A
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- Prior art keywords
- power cable
- ring
- cutting
- cutting device
- lantern ring
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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
- H02G1/12—Methods 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
- H02G1/1202—Methods 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
- H02G1/1248—Machines
- H02G1/1265—Machines the cutting element rotating about the wire or cable
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/8803—Visual inspection
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/28—Apparatus 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
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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
-
- 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
- H02G1/12—Methods 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
- H02G1/1202—Methods 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
- H02G1/1248—Machines
- H02G1/127—Features relating to cutting elements
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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
- H02G1/14—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for joining or terminating cables
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]
Abstract
The invention discloses a power cable ring cutting device and power cable damage maintenance equipment, wherein the power cable ring cutting device comprises a cutting assembly and a lantern ring, two limiting parts are installed on the inner side of the lantern ring, a pressing assembly is installed at one end of the lantern ring, each limiting part comprises a pressing wheel and a support, a support is installed on the inner wall of the support, two rotating pressing wheels are installed on the support, the axial lines of the two pressing wheels are parallel to the axial line of the lantern ring, the pressing assembly comprises a pressing piece and an installation frame, and the pressing piece is installed at one end of the lantern ring through the installation frame; according to the force cable circular cutting device, the position of a power cable to be circularly cut is bent, and a cutting opening is opened after a cable sheath is cut, so that whether a lining or an inner core of the power cable is cut 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; the power cable damage maintenance equipment can realize the detection of cracks on the cable.
Description
Technical Field
The invention relates to the technical field of power cables, in particular to a power cable ring cutting device and power cable damage maintenance 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 usually required to be peeled off to lead the internal conducting wire to be connected, so that the power cable can be electrified; the prior art is when the annular cutting of cable sheath to power cable: adopting a handheld cutter to rotate around the cable in an annular mode and cut the cable sheath, or adopting a clamping piece to clamp the cable and installing the cutter on the clamping piece, wherein the cutting edge of the cutter cuts into the cable sheath of the cable and the clamping piece drives the cutter to rotate around the cable to perform annular cutting on the cable sheath; the cutting edge of the cutting knife sinks in the cutting joint of the cable sheath in the cutting process of the cable sheath in the prior art, and whether the cutting edge contacts the cable inner core or not is difficult to observe.
The cutting blade is sunk into the cable sheath, the depth of cutting into the cable sheath is not easy to control, the cutting depth is too close to the depth of the sheath, the inner core is easily cut, and the cutting depth is smaller than the depth of the sheath, so that incomplete cutting and adhesion of the sheath are easily caused.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the existing defects, and provide a power cable circular cutting device, wherein the position of a power cable to be circularly cut is bent, and a cutting opening is opened after a cable sheath is cut, so that whether a lining or an inner core of the power cable is cut or not can be conveniently observed in the cutting process, and the safety and the reliability of the circular cutting of the power cable are improved; the utility model also provides a detection that power cable breakage overhauls equipment can realize the crack on the cable, can effectively solve the problem in the background art.
In order to achieve the above purpose, in one aspect, the present invention provides a power cable ring cutting device, which includes a cutting assembly and a collar, two limiting members are installed on an inner side of the collar, and a pressing assembly is installed at one end of the collar.
The locating part includes pinch roller and support, the support is installed to the inner wall of support, install two pivoted pinch rollers on the support, wherein the axis of two pinch rollers is parallel with the axis of the lantern ring.
The lower pressing assembly 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 preferred technical scheme of the invention, the cutting assembly comprises a cutting knife, a driving mechanism and a guide support, 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 an installation seat fixed at one end of the lantern ring, a sliding block which slides towards or away from the axis direction of the lantern ring is installed on the installation seat, and the driving mechanism is installed on the sliding block.
As a preferable technical scheme of the invention, the lantern ring is provided with a limiting block for limiting the moving distance of the driving mechanism to the axis direction of the lantern ring, and the limiting block is provided with a plurality of cushion blocks.
And an elastic part is arranged between the limiting block and the driving mechanism.
As a preferred technical scheme of the invention, the outer side of the cutting knife is sleeved with a housing.
As a preferable technical scheme of the invention, the lantern ring comprises a first arc-shaped plate and a second arc-shaped plate which are arranged oppositely, one end of the first arc-shaped plate is rotatably connected with one end of the second arc-shaped plate, and the end, which is not rotatably connected, of the first arc-shaped plate is detachably connected with the end, which is not rotatably connected, of the second arc-shaped plate.
In a preferred embodiment of the present invention, the pressing member is a collar or a rotating wheel.
On the other hand, still provide a power cable damage maintenance equipment, including aforementioned any kind of power cable ring-cutting device, 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 the lantern ring, the other end of branch is through rotating connecting piece and leg joint, and wherein the axis of pinch roller is perpendicular with the axis of the lantern ring.
The improved electric hair brush is characterized by further comprising a hair brush and a cover ring arranged on the lantern ring, wherein the hair 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, a penetrating hole is formed in the elastic cloth, and powder is arranged in the cover ring.
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, the outer side of the cover ring is provided with an opening communicated with the inside and the outside of the cover ring, and the opening is provided with a detachable cover plate.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the power cable ring-cutting device disclosed by the invention, the cutting knife continuously cuts the outer side of the bent part of the cable sheath of the power cable in the process of rotating around the power cable, and the cutting opening is opened after the cable sheath of the power cable is cut, so that whether the cutting knife cuts the inner liner 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 the ring-cutting of the power cable are improved;
2. according to the power cable ring-cutting device disclosed by the invention, an elastic part is arranged between the limiting block and the driving mechanism: on one hand, when the cutting knife is not in contact with the cable sheath, the elastic piece is arranged in a compressed state, the driving mechanism is loosened to drive the cutting knife to be away from the cutting seam of the cable sheath under the action of the resilience force of the elastic piece, so that the inner core of the power cable is prevented from being accidentally injured by the cutting knife, and an operator can manually control the cutting depth; on the other hand when the cutting knife is not touched 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, and the operating personnel of this power cable ring cutting device only need rotate the lantern ring and both can realize the ring cutting to power cable, convenient operation, and the cutting gap opens the condition of being convenient for observe the inner core.
3. According to the power cable damage maintenance equipment disclosed by the invention, on one hand, if a damage crack exists on the power cable, the width of the crack between the pressing piece and the lantern ring is increased, and the powder in the lantern ring enters the crack, the damage of the cable sheath of the power cable is determined by observing whether the crack expanded by the powder appears on the cable sheath, so that the power cable can be conveniently patrolled; on the other hand, the power cable between the pressing piece and the lantern ring is bent, the tension on the upper side of the power cable between the pressing piece and the lantern ring is increased, the adhesion between the hard foreign matters adhered to the power cable between the pressing piece and the lantern ring and the cable sheath is reduced, and the brush is convenient to clean the hard foreign matters on the cable sheath.
4. According to the line cable damage overhauling equipment disclosed by the invention, on one hand, when the axis of the pressing wheel of the limiting part is vertical to the axis of the sleeve ring, the sleeve ring can move along the length direction of the power cable by the pressing wheel, so that the cleaning of a cable sheath and the inspection of a cable crack are realized; when the axis of the pinch roller of on the other hand locating part was parallel with the axis of the lantern ring, the pinch roller made the lantern ring can rotate around the power cable annular, and realized the location of cutting knife, made the cutting knife convenient to the annular cutting of cable sheath.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is a schematic view of another perspective structure of FIG. 1;
FIG. 4 is a schematic view of a position limiting member according to the present invention;
FIG. 5 is a schematic structural 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 lantern ring 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 block 9, an elastic piece 10, a hair brush 11, a cover ring 12 and elastic cloth 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1-5, the present embodiment discloses a power cable ring cutting device, which includes a cutting assembly and a collar 2, two limiting members 6 are installed on the inner side of the collar 2, and a pressing assembly is installed at one end of the collar 2.
The limiting member 6 comprises a pressing wheel 64 and a bracket 63, the bracket 63 is mounted on the inner wall of the bracket 63, two rotating pressing wheels 64 are mounted on the bracket 63, and the axes of the two pressing wheels 64 and the axis of the sleeve ring 2 are arranged in parallel.
The hold-down assembly comprises a pressed piece 5 and a mounting bracket, and the pressed piece 5 is mounted at one end of the lantern ring 2 through the mounting bracket.
Preferably, the cutting assembly comprises a cutting knife 4, a driving mechanism 1 and a guide support, the driving mechanism 1 is installed at one end of the lantern ring 2 through the guide support, the cutting knife 4 is installed on an output shaft of the driving mechanism 1, and the preferred cutting knife 4 is located 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 the motor 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 the operation and structure thereof are well known and will not be described herein.
The working process and principle of the embodiment are as follows:
the power cable to be annularly cut penetrates through the lantern ring 2 and is clamped between the two limiting parts 6, the power cable bypasses the pressing part 5, the part of the power cable, which is positioned between the pressing part 5 and the lantern ring 2, is bent, the driving mechanism 1 drives the cutting knife 4 to rotate, the cutting knife 4 cuts a cable sheath of the bent part of the power cable, then the lantern ring 2 is rotated, the lantern ring 2 drives the pressing part 5 to rotate through the supporting rod, the bent part of the power cable is changed along with the rotation of the lantern ring 2, the driving mechanism 1 and the cutting knife 4 rotate along with the lantern ring 2, the cutting knife 4 continuously cuts the outer side of the bent part of the cable sheath of the power cable in the rotating process of the power cable, the tension force applied to the outer side of the bent part of the cable sheath of the power cable in the cutting process is large, a cutting opening is opened after the cable sheath of the power cable is cut, and whether the cutting knife 4 cuts a lining or an inner core of the power cable is convenient to observe 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 mounted on the mounting seat 8, and the driving mechanism 1 is mounted on the sliding block 7; the slider 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 exposes the lining or adjusting the cutting amount of the cutting knife 4 by the inner core, so that the circular cutting of the sheath of the power cable is convenient to control.
In the process that the lantern ring 2 rotates around the power cable, the pressing wheel 64 extrudes the power cable and is attached to the power cable to rotate, and the cutting knife 4 is guaranteed to perform circular cutting on a cable sheath.
Preferably, the pressing member 5 is a collar or a rotating wheel to facilitate bending of the power cable.
Preferably, the power cable circular cutting device is suitable for a power cable which comprises an inner core, a lining outside the inner core and a cable sheath outside the lining, wherein the lining is a shielding wire and/or a wrapping tape.
Example two:
as shown in fig. 1 and fig. 2, the present embodiment discloses a power cable ring cutting device, which has a structure substantially the same as that of the first embodiment, except that a housing 3 is sleeved outside a cutting knife 4, and the housing 3 is fixed on a driving mechanism 1 or the housing 3 is fixed on a lantern ring 2; the housing 3 protects the cutting knife 4, avoids the cutting knife 4 to cut the operator of this power cable circular cutting device, and the housing 3 realizes the piece restraint that the cutting cable skin splashes, and the piece that avoids splashing among the cutting process threatens this power cable circular cutting device's operator's eyes safety.
Preferably, the cutting blade 4 is a circular cutter disc.
Example three:
as shown in fig. 1 and fig. 2, this embodiment discloses a power cable ring cutting device, the structure of which is substantially the same as that of the first embodiment or the second embodiment, and the difference is that a limiting block 9 for limiting the moving distance of the driving mechanism 1 to the axis direction of the lantern ring 2 is installed on the lantern ring 2 of this embodiment, and the limiting block 9 limits the maximum cutting-in amount of the cutting knife 4 to cut into the cable sheath, so as to avoid cutting the inner core of the power cable caused by the mistaken pushing of the driving mechanism 1 to move towards the power cable.
Preferably, the limiting block 9 is provided with a plurality of cushion blocks, 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 completely 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 residual thickness of the cable sheath is 0.5-2.0mm, and the cutting opening of the cable sheath is torn under the action of tensile force generated by bending the power cable, so that the inner core of the power cable is further ensured.
Example four:
as shown in fig. 1 and 2, the present embodiment discloses a power cable ring cutting device, which has a structure substantially the same as that of the third embodiment, except that an elastic member 10 is installed between a limiting block 9 and a driving mechanism 1, when a cutting knife 4 is not contacted with a 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 cutting knife 4 is required to rotate to cut the cable sheath, the driving mechanism 1 is pressed towards the direction of the power cable, the compression amount of the elastic part 10 is increased, the driving mechanism 1 is pressed towards the power cable, and the cutting knife 4 cuts the cable sheath.
When loosening actuating mechanism 1 and actuating mechanism 1 drives cutting knife 4 and keeps away from the cutting seam of cable skin under the effect of elastic component 10 resilience force, avoid cutting knife 4 accidental injury power cable's inner core, but this power cable ring-cutting device's operating personnel manual control depth of cut.
Preferably, the power cable ring-cutting device is suitable for power cables with deformed ring-cutting cross sections or power cables with difficultly determined cable sheath thickness, or the power cable ring-cutting device is suitable for operators to manually control the cutting depth.
Example five:
as shown in fig. 1 and fig. 2, the present embodiment discloses a power cable ring 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 limiting block 9 and the driving mechanism 1, when the cutting knife 4 is not in contact with the cable sheath and the cutting knife 4 cuts the cable sheath, the elastic member 10 is in an extended state, and the elastic member 10 is a spring, a metal elastic sheet or an elastic rope.
When needing cutting knife 4 rotation to the cable skin cutting, elastic component 10 to power cable direction pulling actuating mechanism 1, cutting knife 4 is to the cable skin cutting, cuts through the cable skin and not contact the inner core when cutting knife 4, and actuating mechanism 1 is blockked the restriction by stopper 9 and is removed to power cable, avoids cutting knife 4 to cut power cable's inner core.
In the cutting process, the cutting knife 4 rotates in-process, and the operating personnel of this power cable ring cutting device only need rotate the lantern ring 2 and both can realize the ring cutting to power cable, convenient operation, and the cutting seam opens the condition of being convenient for observe the inner core.
Preferably, the power cable circular cutting device is suitable for power cables with determined cable sheath thickness, or the power cable circular cutting device automatically controls the scene of the cable sheath cutting depth.
Example six:
as shown in fig. 4 and 5, the embodiment discloses a power cable ring cutting device, the structure of which is substantially the same as that of the first embodiment, and the difference is that the lantern ring 2 of the embodiment comprises a first arc plate and a second arc plate which are oppositely arranged, one end of the first arc plate and one end of the second arc plate are rotatably connected through a hinge or a hinged base, and one end of the first arc plate which is not rotatably connected and one end of the second arc plate which is not rotatably connected are connected through a bolt or a quick-release clamp.
The working process and principle of the embodiment are as follows:
the first arc-shaped plate and the second arc-shaped plate are opened, one section of the power cable enters between the first arc-shaped plate and the second arc-shaped plate, then the first arc-shaped plate and the second arc-shaped plate are closed, one section of the power cable is clamped between the two limiting parts 6, the power cable bypasses the pressing part 5, the power cable is bent, and the power cable damage maintenance equipment is convenient to install.
Example seven:
as shown in fig. 6, the present embodiment discloses a power cable breakage inspection device, which includes the power cable ring 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 member 62 are further disposed between a support 63 and a collar 2 in the present 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 member 62, wherein an axis of a pressing wheel 64 is perpendicular to an axis of the collar 2, and the rotating connecting member 62 is a bearing or a rotating pin.
This embodiment still includes brush 11 and installs cover ring 12 on the lantern ring 2, 11 replacement cutting knives 4 of brush are installed on actuating mechanism 1's output shaft, perhaps 11 outside annular brushes of brush hair and annular brushes are installed on the cutting edge of cutting knife 4, the cutting edge that the annular brushes sheltered from cutting knife 4 avoids cutting edge damage power cable, the both ends of cover ring 12 inner wall are all sealed and are fixed with elasticity cloth 13, the enclosure space is constituteed with cover ring 12 to two elasticity cloth 13, seted up on the elasticity cloth 13 and worn to establish the trompil, be equipped with the powder in the cover ring 12, cover ring 12 is located between briquetting 5 and the brush 11.
Preferably, the outer side of the cover ring 12 is provided with an opening communicated with the inside and the outside 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 further shroud 12 is a transparent plastic material or a transparent glass material, which facilitates observation of the amount of powder in the shroud 12.
The working process and principle of the embodiment are as follows:
the rotating bracket 63 enables the axis of the pressing wheel 64 to be vertical to the axis of the lantern ring 2, the pressing wheels 64 of the two limiting parts 6 clamp the power cable, the power cable damage maintenance equipment is installed on the power cable, and the pressing part 5 enables the power cable to be bent.
The driving mechanism 1 drives the brush 11 to rotate, the brush 11 cleans attachments on the upper side of the surface of the power cable in a brushing mode, cracks on the power cable are exposed conveniently, 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 bent under the guiding effect of the pressing piece 5, the power cable between the pressing piece 5 and the lantern ring 2 is bent, the tension on the upper side of the power cable is increased, if a damage crack exists on the power cable, the width of the crack between the pressing piece 5 and the lantern ring 2 is increased, the crack enters powder in the cover ring 12, the damage to the cable skin of the power cable is determined by observing whether the crack expanded by the powder appears on the cable skin, and the power cable is convenient to patrol.
This power cable damage overhauls equipment also can the exclusive use, and the crooked and the tension grow of upside of power cable between briquetting 5 and the lantern ring 2, the bonding of the stereoplasm foreign matter of adhesion and cable skin on the power cable between briquetting 5 and the lantern ring 2 diminishes, and the stereoplasm foreign matter of brush 11 on to the cable skin of being convenient for is cleared up.
The power cable passes through the trompil of two elasticity cloths 13, and the cross section of the trompil of elasticity cloth 13 is less than power cable's cross section, and elasticity cloth 13 trompil department hoop is on power cable, avoids or reduces the powder by the revealing of elasticity cloth 13 trompil department.
Preferably, the powder is talcum powder, starch or a powdery curing agent in the prior art, and the powdery curing agent is filled in the crack and then cured by moisture in the air, so that the waterproof performance of the crack is improved.
Preferably, the circumferential side of the pressing wheel 64 is provided with an annular groove, so that the pressing wheel 64 is attached to the power cable, and the risk of separation of the pressing wheel 64 from the power cable is reduced.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A power cable circular cutting device which characterized in that: the cutting device comprises a cutting assembly and a lantern ring (2), wherein two limiting pieces (6) are installed on the inner side of the lantern ring (2), and a pressing assembly is installed at one end of the lantern ring (2);
the limiting piece (6) comprises a pressing wheel (64) and a support (63), the support (63) is installed on the inner wall of the support (63), two rotating pressing wheels (64) are installed on the support (63), and the axes of the two pressing wheels (64) are parallel to the axis of the sleeve ring (2);
the pressing assembly comprises a pressing piece (5) and the mounting frame (51), and the pressing piece (5) is mounted at one end of the lantern ring (2) through the mounting frame.
2. A power cable ring-cutting device according to claim 1 or 2, characterized in that: the cutting assembly comprises a cutting knife (4), a driving mechanism (1) and a guide support, wherein the driving mechanism (1) is installed at one end of the sleeve ring (2) through the guide support, the cutting knife (4) is installed on an output shaft of the driving mechanism (1), and a plurality of cushion blocks are installed on the limiting block (9).
3. A power cable ring cutting 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) which faces to or is far away from the axis direction of the lantern ring (2) and slides is installed on the mounting seat (8), and the driving mechanism (1) is installed on the sliding block (7).
4. A power cable ring cutting device according to claim 3, wherein: a limiting block (9) for limiting the moving distance of the driving mechanism (1) to the axis direction of the sleeve ring (2) is arranged on the sleeve 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. A power cable ring cutting device according to claim 2, wherein: the outer side of the cutting knife (4) is sleeved with a housing (3).
6. A power cable ring cutting device according to claim 1, wherein: the lantern ring (2) comprises a first arc plate and a second arc plate which are arranged in opposite directions, one end of the first arc plate is connected with one end of the second arc plate in a rotating mode, and the end connected with the first arc plate in a non-rotating mode and the end connected with the second arc plate in a non-rotating mode are detachably connected.
7. A power cable ring cutting device according to claim 1, wherein: the pressing piece (5) is a sleeve ring or a rotating wheel.
8. The utility model provides a power cable breakage overhauls equipment which characterized in that: a power cable ring cutting device comprising the power cable ring cutting device as claimed in any one of claims 1 to 8, wherein a support rod (61) and a rotary connecting piece (62) are arranged between the support (63) and the sleeve ring (2), one end of the support rod (61) is connected with the inner wall of the sleeve ring (2), the other end of the support rod (61) is connected with the support (63) through the rotary connecting piece (62), and the axis of the pressing wheel (64) is vertical to the axis of the sleeve ring (2);
still include brush (11) and install cover ring (12) on the lantern ring (2), install on the output shaft of actuating mechanism (1) brush (11), the both ends of cover ring (12) inner wall all are fixed with elasticity cloth (13), it wears to establish the trompil to have seted up on elasticity cloth (13), be equipped with the powder in cover ring (12).
9. A power cable overhaul apparatus as claimed in claim 8, wherein: the powder is talcum powder or starch.
10. The power cable breakage inspection apparatus according to claim 8, wherein: the cover ring (12) is provided with an opening communicated with the inside and the outside of the cover ring (12), and a detachable cover plate is arranged on the opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211272335.XA CN115483649B (en) | 2022-10-18 | 2022-10-18 | Power cable damage overhauling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211272335.XA CN115483649B (en) | 2022-10-18 | 2022-10-18 | Power cable damage overhauling equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115483649A true CN115483649A (en) | 2022-12-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117054432A (en) * | 2023-10-12 | 2023-11-14 | 国网辽宁省电力有限公司 | Power cable damage detection device |
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| CN115483649B (en) | 2023-08-11 |
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