CN112043989A - Auxiliary maintenance device for overhead cable for electric power maintenance - Google Patents
Auxiliary maintenance device for overhead cable for electric power maintenance Download PDFInfo
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- CN112043989A CN112043989A CN202010938459.1A CN202010938459A CN112043989A CN 112043989 A CN112043989 A CN 112043989A CN 202010938459 A CN202010938459 A CN 202010938459A CN 112043989 A CN112043989 A CN 112043989A
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- main body
- limiting
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B35/00—Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
- A62B35/0043—Lifelines, lanyards, and anchors therefore
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B35/00—Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
- A62B35/0043—Lifelines, lanyards, and anchors therefore
- A62B35/0075—Details of ropes or similar equipment, e.g. between the secured person and the lifeline or anchor
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
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- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
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Abstract
The invention relates to the field of auxiliary maintenance devices for overhead cables, in particular to an auxiliary maintenance device for overhead cables for electric power maintenance, which comprises a main body, a moving mechanism, a lifting mechanism, a slow descending mechanism, a limiting mechanism and a connecting mechanism, wherein the main body is provided with a lifting mechanism; the device has the advantages that the main body can move or be fixed along with the movement of the maintenance personnel through the movement of the moving mechanism, the use flexibility of the device is improved, the inside of the main body is convenient to arrange the cable through the limiting mechanism, the cable can be prevented from being accidentally separated from the main body, the use safety of the device is ensured, the exposed handle can be retracted into the main body through the lifting mechanism, foreign matters such as dust are prevented from entering the main body, the attractive appearance and cleanliness of the device are improved, the release speed of the safety rope can be freely adjusted through the slow descending mechanism, the use comfort of the maintenance personnel is ensured, the accidental separation of the lifting hook from the connection with the maintenance personnel is avoided through the connection mechanism, and the use safety of the device is further ensured.
Description
Technical Field
The invention relates to the field of auxiliary maintenance devices for overhead cables, in particular to an auxiliary maintenance device for overhead cables for electric power maintenance.
Background
The line maintenance refers to the work of the power transmission line aiming at eliminating defects, improving the health level of equipment, preventing accidents and ensuring the safe operation of the line according to the problems discovered by inspection, detection and test, and is a term in the power industry. The maintenance of the overhead distribution line is generally divided into three projects of improvement, overhaul and maintenance.
Electric power workman need use the auxiliary device who guarantees personal safety when overhauing the cable of erectting in the eminence, however most auxiliary device is a simple safety rope and adds two couples, when the workman need overhaul the other cable that lies in current cable low side, the limited safety rope of length just makes the unable nimble work of workman this moment, and cup joint the safety hook of cable and generally all slide or rolling at will, when needs are fixed in a certain department, then traditional device can't satisfy.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an auxiliary overhauling device for an overhead cable for electric power overhauling.
The technical scheme adopted by the invention for solving the technical problems is as follows: an auxiliary maintenance device of an overhead cable for electric power maintenance comprises a main body, a moving mechanism, a lifting mechanism, a slow descending mechanism, a limiting mechanism and a connecting mechanism, wherein the moving mechanism for facilitating the main body to move on the cable is arranged in the main body, the lifting mechanism for facilitating the main body to be conveniently and portably transferred is arranged at the top end of the moving mechanism, the lifting mechanism is arranged in the main body, the slow descending mechanism for adjusting the descending speed of the connecting mechanism is arranged at the bottom end of the moving mechanism, the slow descending mechanism is arranged in the main body, the limiting mechanism for preventing the cable arranged in the moving mechanism from being separated from the main body is arranged at one side of the moving mechanism, the limiting mechanism is arranged in the main body, and the connecting mechanism for facilitating the connection of a safety rope of a maintenance worker is arranged at the bottom end of the main body, and the connecting mechanism is connected with the slow descending mechanism.
Specifically, the moving mechanism comprises a safety plate, a wire inlet groove, a first fixing frame, a second fixing frame, a screw rod, a gear, rollers, a driving motor and a chain, the safety plate is rotated on one side of the main body, the wire inlet groove is arranged in the main body close to the safety plate, the driving motor is arranged in the main body, the driving motor is positioned at the top end of the wire inlet groove, the first fixing frame is arranged at the top end of the wire inlet groove, the second fixing frame is arranged at the bottom end of the wire inlet groove, the first fixing frame is fixedly connected in the main body, three rollers are rotated in the first fixing frame, two rollers are rotated in the second fixing frame, two screw rods are arranged between the first fixing frame and the second fixing frame, the screw rods are rotatably connected with the first fixing frame and are in threaded connection with the second fixing frame, the end part of the driving motor and the top ends of the two screw rods are respectively fixed with one gear, and the three gears are meshed with the chain.
It is specific, stop gear includes pivot, commentaries on classics board, spacing chamber, second gag lever post, third spring and spacing recess, the lateral wall internal rotation of main part has the safety board, the inside of safety board rotates to have the pivot, the one end of pivot extends to the outside and the vertical fixation of safety board have change the board, the winding has on the lateral wall of pivot the third spring, the one end of third spring is fixed in on the inner wall of pivot and the other end are fixed in on the inner wall of safety board, the main part is close to the inside of safety board is equipped with spacing chamber, the one end of pivot extends to the inside and the end fixing in spacing chamber have the second gag lever post, the main part is close to be equipped with on the interior jade wall of second gag lever post spacing recess, spacing recess with the diameter of second gag lever post equals.
Specifically, the lifting mechanism comprises a pull handle, a first limiting rod, a first spring, a limiting block, a second spring and an auxiliary ring, the pull handle is arranged in the top end of the main body in a sliding manner, the two sides of the bottom end of the pull handle are respectively provided with the first limiting rod, the top end of the first limiting rod slides on the pull handle and the bottom end of the first limiting rod is fixed on the inner wall of the main body, the side wall of the first limiting rod is wound with the first spring, the top end of the first spring is fixed at the bottom end of the pull handle, and the bottom end of the first spring is fixed on the inner wall of the main body, two limiting blocks are arranged in the pull handle in a sliding manner, one end of each limiting block is fixedly provided with the second spring, the other end of the second spring is fixed on the inner wall of the pull handle, the bottom ends of the two limiting blocks are provided with the auxiliary rings, and the auxiliary rings slide in the main body.
Specifically, the slow descending mechanism comprises a winding disc, a spring, a safety belt, guide wheels, a hydraulic rod, a connecting rod and cams, the winding disc is arranged at the bottom end of the wire inlet groove, the winding disc rotates in the main body, one end of the winding disc is fixed with the spring, the other end of the spring is fixed on the inner wall of the main body, the safety belt is wound on the side wall of the winding disc, the two cams are arranged at the bottom end of the winding disc, the two cams rotate in the main body, the end parts of the cams are respectively fixed with one connecting rod, the hydraulic rod rotates between the two connecting rods, the hydraulic rod is rotatably connected in the main body, the guide wheels are arranged at the bottom ends of the hydraulic rods, the guide wheels rotate in the main body, and the safety belt is wound on the two cams and the side wall of the guide wheels, and the bottom end of the safety belt extends to the outside of the bottom end of the main body.
Specifically, the connecting mechanism comprises a hook, a rotating rod, a contact rod, a sliding chute, a push rod, a limit bump and a fourth spring, the hook is fixed at one end of the safety belt positioned outside the main body, the rotating rod is rotated on the side wall of the hook, the limiting lug is arranged inside the bottom end of the rotating rod in a sliding manner, the top end of the limiting lug is fixed with the fourth spring, the top end of the fourth spring is fixed on the inner wall of the rotating rod, the bottom end of the limiting lug is clamped inside the hook, the bottom end of the limit lug is provided with the touch rod which slides in the hook, the inside of conflict pole is equipped with the spout, the inside of spout slides has the push rod, the top of push rod contradict in the bottom of spacing lug, the one end of conflict pole extends to the outside of couple.
The invention has the beneficial effects that:
(1) the invention relates to an auxiliary maintenance device of an overhead cable for electric power maintenance, a moving mechanism is positioned in a main body, the main body can conveniently follow the movement of maintenance personnel to change the position through the arrangement of the moving mechanism and can be fixed at the current position to be fixed as required, the use flexibility of the device is improved, a limiting mechanism is arranged at one side of the moving mechanism and is positioned in the main body, the cable is conveniently arranged in the main body through the arrangement of the limiting mechanism, the cable can be prevented from being accidentally separated from the main body, the use safety of the device is ensured, namely, when the main body needs to move along the cable, the limiting mechanism of the limiting mechanism is firstly released, then the cable is put into a wire inlet groove through rotating a safety plate, the current cable is positioned among a plurality of rollers, when the maintenance personnel walks on the cable, the main body rolls on the cable through the plurality of rollers to move, when a maintainer needs to fix a certain position of a cable, the driving motor needs to be started, the driving motor is meshed with the chain through one gear, so that the other two gears rotate in the main body, the two screw rods continuously rotate, the second fixing frame is drawn close to the position of the first fixing frame, a plurality of rollers in the main body are clamped at two sides of the cable, the cable is changed into an S shape, the main body is fixed at the current position, if the main body is required to be restored to the initial movable state, the driving motor is operated to rotate reversely, the main body is convenient to change the position along with the movement of the maintainer, the main body can be fixed at the current position according to the requirement, the use flexibility of the device is improved, namely, when the cable needs to be put into or removed from the main body, the rotating plate is firstly rotated, so that the second limiting rod at the other end of the rotating shaft is separated from the limiting groove, until rotating the second gag lever post to the position that is on a parallel with spacing chamber, the insurance board is spacing fixed by the second gag lever post this moment, can open the insurance board next and put into or remove the cable, and then be convenient for settle the inside of main part with the cable, and can avoid the cable accident to break away from the main part, guaranteed the safe in utilization of device.
(2) The invention relates to an auxiliary maintenance device of an overhead cable for electric power maintenance, a lifting mechanism is arranged at the top end of a moving mechanism, the lifting mechanism is positioned in a main body, the position of the device in a non-working state can be conveniently converted through the arrangement of the lifting mechanism, and an exposed handle and other operation parts can be retracted into the main body when the device is not required to be transferred, so that foreign matters such as dust and the like are prevented from entering the main body, the attractive appearance and the neatness of the device are improved, namely, the pulling handle is pressed when the device is transferred to a proper position and is not required to be used, a limit block in the pulling handle is retracted into the pulling handle, when the pulling handle slides into the side wall and is level with the side wall at the top end of the main body, the limit block is popped out and clamped again under the automatic reset of a second spring, the pulling handle is limited in the main body, when the device is required to be transferred through the pulling handle, then press the pull handle once more, then the stopper passes through auxiliary ring and first spring roll-off to the outside of main part, and then be convenient for to the device conversion position of unoperated state, and can shrink into the inside of main part with operation positions such as naked handle when need not the transfer device, avoided foreign matter such as dust to enter into the inside of main part, improved the pleasing to the eye neatness of device.
(3) The invention relates to an auxiliary maintenance device of an overhead cable for electric power maintenance, a slow descending mechanism is arranged at the bottom end of a moving mechanism, the slow descending mechanism is arranged in a main body, the slow descending mechanism is further convenient to freely adjust the release speed of a safety rope, the use comfort of a maintenance worker is ensured, a connecting mechanism is arranged at the bottom end of the main body and is connected with the slow descending mechanism, the accidental separation of a lifting hook from the connection with the maintenance worker is further avoided through the arrangement of the connecting mechanism, the use safety of the device is further ensured, namely, when the safety belt needs to be released, the safety belt is released to the outer side of the main body after passing through two cams and guide wheels, when the release speed of the safety belt needs to be reduced, an operating hydraulic rod extends out, a connecting rod connected with the hydraulic rod leads the contact area between the two cams and the safety belt to be increased, and the rotation directions of the two cams are opposite, make to form the angle that is not convenient for slide between winding insurance area and the cam, and then reduced the release speed of insurance area, and then be convenient for freely adjust the release speed of insurance rope, the use comfort of maintainer has been guaranteed, because when needs use couple, press outstanding conflict periodicals in couple lateral wall, then the inside spout of conflict pole causes the push rod to push away the spacing lug on top, cause the inside of spacing lug shrink advancing the dwang, the couple is not being the confined ring this moment, the inside of couple is put into to the safety rope that will be bound, and then avoided the lifting hook accident to break away from with maintainer's being connected, further assurance the safety in utilization of device.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural diagram of an overall structure of a preferred embodiment of an auxiliary overhaul device for an overhead cable for electric power overhaul provided by the invention;
FIG. 2 is a schematic view of a connection structure of the main body, the moving mechanism, the lifting mechanism and the descending mechanism shown in FIG. 1;
FIG. 3 is a schematic view of a connection structure of the moving mechanism and the limiting mechanism shown in FIG. 1;
FIG. 4 is a schematic structural view of the limiting mechanism shown in FIG. 1;
FIG. 5 is a schematic structural view of the coupling mechanism shown in FIG. 1;
FIG. 6 is an enlarged view of portion A of FIG. 1;
FIG. 7 is an enlarged view of the portion B shown in FIG. 1;
FIG. 8 is an enlarged view of section C of FIG. 2;
fig. 9 is an enlarged view of the portion D shown in fig. 2.
In the figure: 1. the safety device comprises a main body, 2, a moving mechanism, 21, a safety plate, 22, a wire inlet groove, 23, a first fixing frame, 24, a second fixing frame, 25, a screw rod, 26, a gear, 27, a roller, 28, a driving motor, 29, a chain, 3, a lifting mechanism, 31, a pull handle, 32, a first limiting rod, 33, a first spring, 34, a limiting block, 35, a second spring, 36, an auxiliary ring, 4, a slow descending mechanism, 41, a winding disc, 42, a spring, 43, a safety belt, 44, a guide wheel, 45, a hydraulic rod, 46, a connecting rod, 47, a cam, 5, a limiting mechanism, 51, a rotating shaft, 52, a rotating plate, 53, a limiting cavity, 54, a second limiting rod, 55, a third spring, 56, a limiting groove, 6, a connecting mechanism, 61, a hook, 62, a rotating rod, 63, a rod interference, 64, a sliding groove, 65, a push rod, 66, a limiting lug, 67 and a fourth spring.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 9, the auxiliary maintenance device for an overhead cable for electric power maintenance according to the present invention comprises a main body 1, a moving mechanism 2, a lifting mechanism 3, a slow-lowering mechanism 4, a limiting mechanism 5 and a connecting mechanism 6, wherein the moving mechanism 2 for facilitating movement of the main body 1 on the cable is disposed inside the main body 1, the lifting mechanism 3 for facilitating portable transfer of the main body 1 is disposed at the top end of the moving mechanism 2, the lifting mechanism 3 is disposed inside the main body 1, the slow-lowering mechanism 4 for adjusting the slow-lowering speed of the connecting mechanism 6 is disposed at the bottom end of the moving mechanism 2, the slow-lowering mechanism 4 is disposed inside the main body 1 for preventing the cable disposed inside the moving mechanism 2 from separating from the limiting mechanism 5 of the main body 1 and is disposed at one side of the moving mechanism 2, and stop gear 5 locates the inside of main part 1 for conveniently connect the maintainer safety rope coupling mechanism 6 locates the bottom of main part 1, just coupling mechanism 6 with slowly fall mechanism 4 and be connected.
Specifically, the moving mechanism 2 includes a safety plate 21, a wire inlet groove 22, a first fixing frame 23, a second fixing frame 24, a screw rod 25, a gear 26, a roller 27, a driving motor 28 and a chain 29, one side of the main body 1 rotates the safety plate 21, the main body 1 is provided with the wire inlet groove 22 near the inside of the safety plate 21, the driving motor 28 is installed inside the main body 1, the driving motor 28 is located at the top end of the wire inlet groove 22, the top end of the wire inlet groove 22 is provided with the first fixing frame 23 and the bottom end is provided with the second fixing frame 24, the first fixing frame 23 is fixedly connected inside the main body 1, the first fixing frame 23 rotates three rollers 27 inside, the second fixing frame 24 rotates two rollers 27 inside, two screw rods 25 are arranged between the first fixing frame 23 and the second fixing frame 24, the screw rods 25 are rotatably connected with the first fixing frame 23 and are in threaded connection with the second fixing frame 24, one gear 26 is respectively fixed at the end of the driving motor 28 and the top ends of the two screw rods 25, the three gears 26 are engaged with the chain 29, because when the main body 1 needs to move along a cable, the limiting mechanism of the limiting mechanism 5 is firstly released, then the safety plate 21 is rotated to place the cable into the wire inlet groove 22, the current cable is located in the middle of the rollers 27, when an inspector walks on the cable, the main body 1 moves by rolling the rollers 27 on the cable, when the inspector needs to fix a certain position of the cable, the driving motor 28 needs to be started, and the driving motor 28 engages the chain 29 through one of the gears 26, cause other two gear 26 to be in the inside of main part 1 rotates for two the continuous rotation of lead screw 25, then second mount 24 toward the position of first mount 23 is drawn close, causes the inside a plurality of main part 1 gyro wheel 27 centre gripping is in the both sides of cable, causes the cable to become the S-shaped, then main part 1 is fixed in current position, if need resume initial mobile state, only need operate driving motor 28 counter-rotation can, and then be convenient for main part 1 follows maintainer' S motion and the switching position, and can fix as required and be motionless at current position, has improved the use flexibility of device.
Specifically, stop gear 5 includes pivot 51, commentaries on classics board 52, spacing chamber 53, second gag lever post 54, third spring 55 and spacing recess 56, the lateral wall internal rotation of main part 1 has insurance board 21, insurance board 21's inside is rotated and is had pivot 51, the one end of pivot 51 extends to insurance board 21's the outside and vertical fixation have commentaries on classics board 52, the winding has on pivot 51's the lateral wall third spring 55, the one end of third spring 55 is fixed in on the inner wall of pivot 51 and the other end is fixed in on insurance board 21's the inner wall, main part 1 is close to insurance board 21's inside is equipped with spacing chamber 53, the one end of pivot 51 extends to spacing chamber 53's inside and end fixing have second gag lever post 54, main part 1 is close to be equipped with on second gag lever post 54's the interior wall spacing recess 56, the diameter of the limiting groove 56 is equal to that of the second limiting rod 54, when a cable needs to be placed into or removed from the main body 1, the rotating plate 52 is rotated firstly, so that the second limiting rod 54 at the other end of the rotating shaft 51 is separated from the limiting groove 56 until the second limiting rod 54 is rotated to a position parallel to the limiting cavity 53, at the moment, the safety plate 21 is limited and fixed by the second limiting rod 54, and then the safety plate 21 can be opened to place or remove the cable, so that the cable is placed into the main body 1 conveniently, the cable can be prevented from being separated from the main body 1 accidentally, and the use safety of the device is guaranteed.
Specifically, the lifting mechanism 3 includes a pull handle 31, a first limiting rod 32, a first spring 33, limiting blocks 34, a second spring 35 and an auxiliary ring 36, the pull handle 31 is slid inside the top end of the main body 1, two sides of the bottom end of the pull handle 31 are respectively provided with one first limiting rod 32, the top end of the first limiting rod 32 is slid on the pull handle 31 and the bottom end thereof is fixed on the inner wall of the main body 1, the first spring 33 is wound on the side wall of the first limiting rod 32, the top end of the first spring 33 is fixed on the bottom end of the pull handle 31 and the bottom end thereof is fixed on the inner wall of the main body 1, two limiting blocks 34 are slid inside the pull handle 31, one end of each limiting block 34 is fixed with the second spring 35, the other end of the second spring 35 is fixed on the inner wall of the pull handle 31, the bottom ends of the two limiting blocks 34 are provided with the auxiliary ring 36, the auxiliary ring 36 slides in the main body 1, since the device is transferred to a proper position and is not needed to be used, the pull handle 31 is pressed, the limit block 34 in the pull handle 31 is contracted into the pull handle 31, when the pull handle 31 slides to the state that the side wall is flush with the side wall at the top end of the main body 1, the limit block 34 is popped out and clamped again under the automatic reset of the second spring 35, the pull handle 31 is limited in the main body 1, when the device is needed to be transferred through the pull handle 31, the pull handle 31 is pressed again, the limit block 34 slides out to the outer side of the main body 1 through the auxiliary ring 36 and the first spring 33, thereby facilitating the position conversion of the device in a non-working state, and when the device is not needed to be transferred, the exposed handle and other operation parts can be contracted into the main body 1, the foreign matters such as dust are prevented from entering the interior of the main body 1, and the appearance and the neatness of the device are improved.
Specifically, the slow descending mechanism 4 includes a winding disc 41, a spiral spring 42, a safety belt 43, a guide wheel 44, a hydraulic rod 45, a connecting rod 46 and a cam 47, the bottom end of the wire feeding groove 22 is provided with the winding disc 41, the winding disc 41 rotates in the main body 1, one end of the winding disc is fixed with the spiral spring 42, the other end of the spiral spring 42 is fixed on the inner wall of the main body 1, the safety belt 43 is wound on the side wall of the winding disc 41, the bottom end of the winding disc 41 is provided with two cams 47, the two cams 47 rotate in the main body 1, the end parts of the two cams are respectively fixed with one connecting rod 46, the hydraulic rod 45 rotates between the two connecting rods 46, the hydraulic rod 45 is rotatably connected in the main body 1, the bottom end of the hydraulic rod 45 is provided with the guide wheel 44, the guide wheel 44 rotates in the main body 1, the safety belt 43 is wound around the side walls of the two cams 47 and the guide wheels 44, and the bottom end of the safety belt 43 extends to the outside of the bottom end of the main body 1, since, when it is necessary to release the safety belt 43, the safety belt 43 is released to the outside of the main body 1 after passing through the two cams 47 and the guide wheels 44, when it is desired to reduce the release speed of the safety belt 43, the hydraulic lever 45 is operated to extend, the connecting rod 46 connected thereto causes the contact area of the two cams 47 with the safety belt 43 to increase, and the two cams 47 rotate in opposite directions, so that the wound safety belt 43 forms an inconvenient sliding angle with the cams 47, and then the release speed of the safety belt 43 is reduced, so that the release speed of the safety rope can be conveniently and freely adjusted, and the use comfort of the maintainer is ensured.
Specifically, coupling mechanism 6 includes couple 61, dwang 62, conflict pole 63, spout 64, push rod 65, spacing lug 66 and fourth spring 67, safety belt 43 is located the outside one end of main part 1 is fixed with couple 61, it has to rotate on couple 61's the lateral wall dwang 62, the inside slip of dwang 62 bottom has spacing lug 66, the top of spacing lug 66 is fixed with fourth spring 67, the top of fourth spring 67 is fixed in on dwang 62's the inner wall, spacing lug 66's bottom block in the inside of couple 61, spacing lug 66's bottom block is equipped with conflict pole 63, conflict pole 63 slides in the inside of couple 61, conflict pole 63's inside is equipped with spout 64, spout 64's inside slides has push rod 65, the top of push rod 65 contradicts in spacing lug 66's bottom, one end of the touch bar 63 extends to the outside of the hook 61, and since the touch bar is used as required, when the hook 61 is used, the touch bar is pressed to protrude from the side wall of the hook 61, the conflict magazine 63, the slide groove 64 inside the touch bar 63 causes the push rod 65 to push the limit bump 66 at the top end, so that the limit bump 66 is contracted into the rotating rod 62, at the moment, the hook 61 is not a closed ring, a safety rope to be bound is put into the hook 61, the hook is prevented from being accidentally separated from being connected with a maintainer, and the use safety of the device is further ensured.
When the invention is used, when the main body 1 needs to move along the cable, firstly the limiting mechanism of the limiting mechanism 5 is released, then the safety board 21 is rotated to put the cable into the wire inlet groove 22, the current cable is positioned in the middle of the rollers 27, when a maintainer walks on the cable, the main body 1 moves by rolling on the cable through the rollers 27, when the maintainer needs to fix a certain position of the cable, the driving motor 28 needs to be started, the driving motor 28 is meshed with the chain 29 through one gear 26, the other two gears 26 rotate in the main body 1, so that the two screw rods 25 continuously rotate, the second fixing frame 24 is close to the position of the first fixing frame 23, the rollers 27 in the main body 1 are clamped on the two sides of the cable, the cable is changed into an S shape, and the main body 1 is fixed at the current position, if the device is required to be restored to the initial movable state, the driving motor 28 is operated to rotate reversely, so that the main body 1 can conveniently change positions along with the movement of the maintainers, and can be fixed at the current position to be fixed as required, and the use flexibility of the device is improved; when the cable needs to be placed into or removed from the main body 1, the rotating plate 52 is rotated firstly, so that the second limiting rod 54 at the other end of the rotating shaft 51 is separated from the limiting groove 56 until the second limiting rod 54 is rotated to a position parallel to the limiting cavity 53, at the moment, the safety plate 21 is limited and fixed by the second limiting rod 54, and then the safety plate 21 can be opened to place or remove the cable, so that the cable is conveniently placed into the main body 1, the cable can be prevented from being accidentally separated from the main body 1, and the use safety of the device is ensured; when the device is transferred to a proper position and is not needed to be used, the pull handle 31 is pressed, so that the limiting block 34 in the pull handle 31 is contracted into the pull handle 31, when the pull handle 31 slides into the position where the side wall is flush with the side wall at the top end of the main body 1, the limiting block 34 is popped out and clamped again under the automatic reset of the second spring 35, the pull handle 31 is limited in the main body 1, when the device is transferred through the pull handle 31, the pull handle 31 is pressed again, the limiting block 34 slides out of the main body 1 through the auxiliary ring 36 and the first spring 33, the position of the device in a non-working state is convenient to be changed, and when the device is not needed to be transferred, the exposed operating parts such as the handle can be contracted into the main body 1, foreign matters such as dust are prevented from entering the main body 1, and the attractiveness and cleanliness of the device are improved; when the safety belt 43 needs to be released, the safety belt 43 is released to the outer side of the main body 1 after passing through the two cams 47 and the guide wheel 44, when the release speed of the safety belt 43 needs to be reduced, the operation hydraulic rod 45 extends out, the connecting rod 46 connected with the operation hydraulic rod causes the contact area between the two cams 47 and the safety belt 43 to be increased, and the rotating directions of the two cams 47 are opposite, so that an angle which is not convenient to slide is formed between the wound safety belt 43 and the cams 47, the release speed of the safety belt 43 is reduced, the release speed of the safety rope is convenient to freely adjust, and the use comfort of an overhaul worker is ensured; because when needs use couple 61, press outstanding conflict magazine 63 in couple 61 lateral wall, then the inside spout 64 of conflict pole 63 causes push rod 65 to push away the spacing lug 66 on top, causes spacing lug 66 to shrink into the inside of dwang 62, and couple 61 is not being the confined ring this moment, and the safety rope that will be bound puts into couple 61's inside, and then has avoided the lifting hook accident to break away from with maintainer's being connected, further assurance the safe in utilization of device.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides an electric power overhauls with supplementary device that overhauls of aerial [ insulated ] cable which characterized in that: comprises a main body (1), a moving mechanism (2), a lifting mechanism (3), a slow descending mechanism (4), a limiting mechanism (5) and a connecting mechanism (6), wherein the moving mechanism (2) for facilitating the movement of the main body (1) on a cable is arranged in the main body (1), the lifting mechanism (3) for facilitating the portable transfer of the main body (1) is arranged at the top end of the moving mechanism (2), the lifting mechanism (3) is arranged in the main body (1), the slow descending mechanism (4) for adjusting the speed reduction of the connecting mechanism (6) is arranged at the bottom end of the moving mechanism (2), the slow descending mechanism (4) is arranged in the main body (1), the limiting mechanism (5) for preventing the cable arranged in the moving mechanism (2) from being separated from the main body (1) is arranged at one side of the moving mechanism (2), and the limiting mechanism (5) is arranged inside the main body (1) and used for conveniently connecting a safety rope of a maintainer, the connecting mechanism (6) is arranged at the bottom end of the main body (1), and the connecting mechanism (6) is connected with the slow descending mechanism (4).
2. The auxiliary overhaul device for the overhead cable for electric power overhaul according to claim 1, wherein: the moving mechanism (2) comprises a safety plate (21), a wire inlet groove (22), a first fixing frame (23), a second fixing frame (24), a screw rod (25), a gear (26), rollers (27), a driving motor (28) and a chain (29), wherein the safety plate (21) is rotated on one side of the main body (1), the wire inlet groove (22) is formed in the main body (1) close to the safety plate (21), the driving motor (28) is installed in the main body (1), the driving motor (28) is located at the top end of the wire inlet groove (22), the first fixing frame (23) is arranged at the top end of the wire inlet groove (22), the second fixing frame (24) is arranged at the bottom end of the wire inlet groove (22), the first fixing frame (23) is fixedly connected to the inside of the main body (1), three rollers (27) are rotated in the first fixing frame (23), the inside of second mount (24) is rotated and is had two gyro wheel (27), first mount (23) with be equipped with two between second mount (24) lead screw (25), lead screw (25) with first mount (23) rotate to be connected and with second mount (24) threaded connection, the tip and two of driving motor (28) the top of lead screw (25) is fixed with one respectively gear (26), three engage altogether between gear (26) have chain (29).
3. The auxiliary overhaul device for the overhead cable for electric power overhaul according to claim 2, wherein: the limiting mechanism (5) comprises a rotating shaft (51), a rotating plate (52), a limiting cavity (53), a second limiting rod (54), a third spring (55) and a limiting groove (56), the safety plate (21) is rotated in the side wall of the main body (1), the rotating shaft (51) is rotated in the safety plate (21), one end of the rotating shaft (51) extends to the outer side of the safety plate (21) and is vertically fixed with the rotating plate (52), the third spring (55) is wound on the side wall of the rotating shaft (51), one end of the third spring (55) is fixed on the inner wall of the rotating shaft (51) and the other end of the third spring is fixed on the inner wall of the safety plate (21), the main body (1) is close to the inner part of the safety plate (21) and is provided with the limiting cavity (53), one end of the rotating shaft (51) extends to the inner part of the limiting cavity (53) and the end of the second limiting rod (54) is fixed on the end part, the inner wall of the main body (1) close to the second limiting rod (54) is provided with the limiting groove (56), and the diameter of the limiting groove (56) is equal to that of the second limiting rod (54).
4. The auxiliary overhaul device for the overhead cable for electric power overhaul according to claim 1, wherein: the lifting mechanism (3) comprises a pull handle (31), a first limiting rod (32), a first spring (33), limiting blocks (34), a second spring (35) and an auxiliary ring (36), the pull handle (31) slides in the top end of the main body (1), the first limiting rod (32) is arranged on each of two sides of the bottom end of the pull handle (31), the top end of the first limiting rod (32) slides on the pull handle (31) and the bottom end of the first limiting rod is fixed on the inner wall of the main body (1), the first spring (33) is wound on the side wall of the first limiting rod (32), the top end of the first spring (33) is fixed on the bottom end of the pull handle (31) and the bottom end of the first limiting rod is fixed on the inner wall of the main body (1), the two limiting blocks (34) slide in the pull handle (31), and the second spring (35) is fixed at one end of each limiting block (34), the other end of the second spring (35) is fixed on the inner wall of the pull handle (31), the bottom ends of the two limit blocks (34) are provided with the auxiliary rings (36), and the auxiliary rings (36) slide in the main body (1).
5. The auxiliary overhaul device for the overhead cable for electric power overhaul according to claim 2, wherein: slowly falling mechanism (4) is including rolling up dish (41), clockwork spring (42), safety belt (43), leading wheel (44), hydraulic stem (45), connecting rod (46) and cam (47), the bottom of wire inlet groove (22) is equipped with rolling up dish (41), rolling up dish (41) rotate in the inside of main part (1) and one end are fixed with clockwork spring (42), the other end of clockwork spring (42) is fixed in on the inner wall of main part (1), it has safety belt (43) to twine on the lateral wall of rolling up dish (41), the bottom of rolling up dish (41) is equipped with two cam (47), two cam (47) rotate in the inside of main part (1) and tip are fixed with one respectively connecting rod (46), two rotate between connecting rod (46) have hydraulic stem (45), hydraulic stem (45) rotate connect in the inside of main part (1), the bottom end of the hydraulic rod (45) is provided with the guide wheel (44), the guide wheel (44) rotates in the main body (1), the safety belt (43) is wound on the two cams (47) and the side wall of the guide wheel (44), and the bottom end of the safety belt (43) extends to the outside of the bottom end of the main body (1).
6. The auxiliary overhaul device for the overhead cable for electric power overhaul according to claim 5, wherein: the connecting mechanism (6) comprises a hook (61), a rotating rod (62), a conflict rod (63), a sliding groove (64), a push rod (65), a limiting convex block (66) and a fourth spring (67), the safety belt (43) is located at one end outside the main body (1) and is fixed with the hook (61), the rotating rod (62) is rotated on the side wall of the hook (61), the limiting convex block (66) slides inside the bottom end of the rotating rod (62), the fourth spring (67) is fixed at the top end of the limiting convex block (66), the top end of the fourth spring (67) is fixed on the inner wall of the rotating rod (62), the bottom end of the limiting convex block (66) is clamped inside the hook (61), the bottom end of the limiting convex block (66) is provided with the conflict rod (63), the conflict rod (63) slides inside the hook (61), the inside of conflict pole (63) is equipped with spout (64), the inside slip of spout (64) has push rod (65), the top of push rod (65) contradict in the bottom of spacing lug (66), the one end of conflict pole (63) extends to the outside of couple (61).
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| CN202010938459.1A CN112043989B (en) | 2020-09-09 | 2020-09-09 | Auxiliary maintenance device for overhead cable for electric power maintenance |
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| CN202010938459.1A CN112043989B (en) | 2020-09-09 | 2020-09-09 | Auxiliary maintenance device for overhead cable for electric power maintenance |
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| CN112043989B CN112043989B (en) | 2021-08-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115607871A (en) * | 2022-10-25 | 2023-01-17 | 河海大学 | Electric power overhauls protector |
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| CN112043989B (en) | 2021-08-06 |
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