CN116941150A

CN116941150A - Electric power tightener

Info

Publication number: CN116941150A
Application number: CN202280017775.2A
Authority: CN
Inventors: 竺林坤
Original assignee: Jiaxing Liangchuang Technology Co ltd
Current assignee: Jiaxing Liangchuang Technology Co ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2023-10-24
Also published as: WO2023245315A1

Abstract

The invention relates to the technical field of power equipment assistance and discloses an electric power tightener, which comprises a frame, wherein a winding rod is rotationally connected inside the frame, a steel wire rope is wound on the outer side of the winding rod, a bearing block is arranged at the bottom end of the frame, a hook is rotationally connected at the bottom end of the bearing block, a fastening part is movably connected at the top end of the frame, and a labor-saving part is arranged on the outer side of the frame; the wrench can drive the transmission gear to rotate through making a round trip from top to bottom, can drive the winding pole through outer ratchet and rotate and wind wire rope, can slowly tighten up the electric wire, because transmission gear's diameter is less than the diameter of ring gear, more laborsaving when so rotating, simultaneously when upwards pulling the wrench, can compress the clockwork spring through the pivot, can continuously give the reverse power that resets of lantern ring through the clockwork spring after the compression, and then can assist the spanner to rotate downwards when pulling the wrench downwards, thereby can further save the power.

Description

Electric power tightener

Technical Field

The invention relates to the technical field of power equipment assistance, in particular to an electric power tightener.

Background

The wire tightener, also called ratchet tightener, is used for tightening wires in overhead line laying construction, when in use, firstly, a wire rope or galvanized iron wire on the tightener is loosened and fixed on a cross arm, the wires are clamped by a wire clamping clamp, then a special wrench is pulled, due to the anti-reversion effect of a pawl, the wire rope or galvanized iron wire is gradually wound on a ratchet drum, the wires are tightened, the tightened wires are fixed on an insulator, then the pawl is loosened, the wire rope or galvanized iron wire is loosened, then the wire clamping clamp is loosened, and finally the wire rope or galvanized iron wire is wound on the ratchet drum.

However, when a general electric wire stretcher is used, because the spanner is pulled without a fulcrum to support the wire stretcher, each time the spanner is pulled, the labor intensity of workers is increased, and when a wire is clamped by a wire clamping pliers, the clamping force is relatively fixed, so that better clamping and fastening effects can not be achieved on wires with different thickness and size, and the wires are easy to fall off in the wire tightening process.

Therefore, the need for highly reliable products is urgent, and we propose an electric wire tightener which has the effects of saving labor in the wire tightening work and tightening the wire with more tightness.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the invention provides an electric wire tightener, which has the advantages of labor saving in wire tightening work, more tightening of wire clamping and the like, and solves the problems that the wrenching wrench is more laborious, the labor intensity of workers is increased, the clamping force is relatively fixed, and the wire with different thickness and size cannot be clamped and fastened better.

(II) technical scheme

In order to achieve the purposes of saving labor in the wire tightening work and tightening the wire clamping, the invention provides the following technical scheme: the utility model provides an electric power turn-buckle, includes the frame, the inside rotation of frame is connected with the winding pole, the outside winding of winding pole has wire rope, the bottom of frame is provided with the bearing block, just wire rope's the other end winding is in the inside pulley outside of bearing block, the bottom rotation of bearing block is connected with the couple, the top swing joint of frame has fastening component, the outside of frame is provided with laborsaving part.

Further, fastening component includes the connecting block, the connecting block rotates to be connected at the top of frame, the top fixed mounting of connecting block has a fixed section of thick bamboo, logical groove has been seted up at the middle part of connecting block, the spacing groove has been seted up to the inner wall of a fixed section of thick bamboo, the inside rotation of a fixed section of thick bamboo is connected with the runner, the inner wall fixed mounting of a fixed section of thick bamboo has the fixed block, the both sides of fixed block are all rotated and are connected with the steering column, the outside fixed mounting of runner has the extrusion piece.

Further, laborsaving part includes the shell, shell fixed mounting is in the outside of frame, the outside middle part of shell rotates and is connected with the lantern ring, the outside of shell is provided with the spanner, the inside of shell rotates and is connected with the rotary drum, the rotary drum is located the outside one end fixed mounting of shell has outer ratchet, the outside articulated outer pawl in bottom of outer ratchet, the inside of lantern ring rotates and is connected with the pivot, the outside fixed mounting of pivot has the clockwork spring, the inner wall fixed mounting of rotary drum has the ring gear, the inside meshing of ring gear is connected with drive gear, drive gear's right side fixed mounting has interior ratchet, the bottom outside articulated of interior ratchet has interior pawl.

Further, the through groove is communicated with the inside of the fixed cylinder and is positioned at the center of the inside of the fixed cylinder, six groups of rotating wheels are arranged in the fixed cylinder in an array mode, the electric wire is conveniently inserted into the fixed cylinder and the inside of the connecting block through the through groove, and meanwhile, the six groups of rotating wheels can surround the periphery of the outer side of the electric wire.

Further, the other end of the rotating column is rotationally connected to the middle part of the outer side of the limiting groove, one end of the rotating wheel, far away from the center of the fixed cylinder, is located in the limiting groove, and serves as a fulcrum of the rotating wheel through the rotating column, so that the rotating wheel is convenient to rotate, and meanwhile, the rotating wheel is limited through the limiting groove, and deflection during rotating of the rotating wheel is prevented.

Further, the extrusion piece protrusion runner's outside, and the thickness of extrusion piece protrusion runner along with the radian of extrusion piece increases slowly, drives extrusion piece extrusion to the electric wire through the runner rotation, and then can drive the one side extrusion electric wire of thicker extrusion piece along with the rotation of runner to extruded tighter and tighter.

Further, the rotary drum passes the middle part of frame, the inside roll connection of one side that the frame is close to the rotary drum has the ball, can reduce the frictional force that produces when the rotary drum rotates along the frame center through the ball, saves strength.

Further, the one end fixed mounting that the pivot is located the shell outside is in the outside of spanner, the outside fixed mounting of clockwork spring is on the inner wall of lantern ring, lifts up the spanner through upwards and can drive the pivot and rotate in the inside of lantern ring, and then can compress clockwork spring, and clockwork spring can continuously give the reverse power that resets of lantern ring this moment, and then can rotate the spanner downwards, saves the strength.

Further, the diameter of the transmission gear is smaller than that of the inner gear ring, the rotating shaft is fixedly arranged at the center of the inner ratchet wheel, the inner ratchet wheel can be driven to synchronously rotate through the rotating shaft, and then the inner gear ring can be driven to rotate through the transmission gear, and the force is saved during rotation because the diameter of the transmission gear is smaller than that of the inner gear ring.

(III) beneficial effects

Compared with the prior art, the invention provides the electric power tightener, which has the following beneficial effects:

1. this electric power turn-buckle through with the electric wire intubate logical inslot to keep the length, through thinking the electric wire to draw outward, can drive the spacing groove and rotate, and then can drive extrusion piece rotation extrusion to the electric wire, because the thickness of extrusion piece is thickening along with the radian gradually, so the electric wire is tightened up the extrusion piece more to the extruded just fastening of electric wire, and then can improve the fastening effect to the electric wire, can be applicable to the electric wire of different thickness sizes according to the thickness difference of extrusion piece extrusion on the electric wire simultaneously.

2. This electric power turn-buckle can drive gear through pulling the spanner from top to bottom and rotate, can drive the rotary drum through the ring gear and rotate, and then can drive the winding pole through outer ratchet and rotate and wind wire rope, so can slowly tighten up the electric wire, and because drive gear's diameter is less than the diameter of ring gear, more laborsaving when so rotating, simultaneously when upwards pulling the spanner, can compress the clockwork spring through the pivot, can continuously give the reverse power that resets of lantern ring through clockwork spring after the compression, and then can assist the spanner to rotate downwards when pulling the spanner downwards, thereby can further save the strength.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic view of a front cut-away view of the fastening component structure of the present invention;

FIG. 3 is a schematic top cut-away view of the stationary drum structure of the present invention;

FIG. 4 is a schematic view of the structure of the extrusion block before fastening;

FIG. 5 is a schematic view of the structure of the extrusion block of the present invention after being fastened;

FIG. 6 is a schematic view of a cutaway of the labor-saving component of the present invention;

FIG. 7 is a schematic view of the collar structure of the present invention in internal cutaway;

FIG. 8 is a schematic view of the drum structure of the present invention in internal cutaway.

In the figure: 1. a frame; 2. winding a rod; 3. a wire rope; 4. a bearing block; 5. a hook; 6. a fastening member; 61. a connecting block; 62. a fixed cylinder; 621. a fixed block; 622. a rotating column; 63. a through groove; 64. a limit groove; 65. a rotating wheel; 651. extruding a block; 7. a labor-saving component; 71. a housing; 72. a collar; 721. a rotating shaft; 722. a clockwork spring; 73. a wrench; 74. a rotating drum; 741. an inner gear ring; 742. a transmission gear; 743. an inner ratchet; 744. an inner pawl; 75. an outer ratchet; 76. an outer pawl.

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.

Referring to fig. 1, an electric power tightener comprises a frame 1, wherein a winding rod 2 is rotatably connected in the frame 1, a steel wire rope 3 is wound on the outer side of the winding rod 2, a bearing block 4 is arranged at the bottom end of the frame 1, the other end of the steel wire rope 3 is wound on the outer side of a pulley in the bearing block 4, a hook 5 is rotatably connected at the bottom end of the bearing block 4, a fastening part 6 is movably connected at the top end of the frame 1, and a labor-saving part 7 is arranged on the outer side of the frame 1.

Referring to fig. 2, the fastening member 6 includes a connection block 61, the connection block 61 is rotatably connected to the top of the frame 1, a fixing cylinder 62 is fixedly mounted at the top of the connection block 61, a through groove 63 is formed in the middle of the connection block 61, the through groove 63 penetrates into the fixing cylinder 62 and is located at the center of the fixing cylinder 62, a limit groove 64 is formed in the inner wall of the fixing cylinder 62, rotating wheels 65 are rotatably connected to the fixing cylinder 62, six groups of rotating wheels 65 are arranged in an inner array of the fixing cylinder 62, wires are conveniently inserted into the fixing cylinder 62 and the connection block 61 through the through groove 63, and the six groups of rotating wheels 65 surround the outer sides of the wires.

Referring to fig. 3, a fixing block 621 is fixedly mounted on the inner wall of the fixing cylinder 62, two sides of the fixing block 621 are rotatably connected with a rotating column 622, one end of the rotating wheel 65 far away from the center of the fixing cylinder 62 is located in the limiting groove 64, the rotating column 622 is used as a supporting point of the rotating wheel 65, the rotating wheel 65 is conveniently rotated, and meanwhile the rotating wheel 65 is limited through the limiting groove 64, so that the rotating wheel 65 is prevented from deflecting during rotation.

Referring to fig. 4-5, an extrusion block 651 is fixedly mounted on the outer side of the rotating wheel 65, the extrusion block 651 protrudes out of the rotating wheel 65, the thickness of the extrusion block 651 protruding out of the rotating wheel 65 gradually increases along with the radian of the extrusion block 651, the rotating wheel 65 rotates to drive the extrusion block 651 to extrude the wire, and then one side of the thicker extrusion block 651 is driven to extrude the wire along with the rotation of the rotating wheel 65, so that extrusion is tighter and tighter.

Referring to fig. 6, the labor-saving component 7 includes a housing 71, the housing 71 is fixedly mounted on the outer side of the frame 1, a collar 72 is rotatably connected to the middle of the outer side of the housing 71, a wrench 73 is provided on the outer side of the housing 71, a rotary drum 74 is rotatably connected to the inner side of the housing 71, the rotary drum 74 passes through the middle of the frame 1, balls are rotatably connected to the inner side of the frame 1, which is close to the rotary drum 74, friction force generated when the rotary drum 74 rotates along the center of the frame 1 can be reduced through the balls, effort is saved, an outer ratchet 75 is fixedly mounted at one end of the rotary drum 74 located outside the housing 71, and an outer pawl 76 is hinged to the outer side of the bottom of the outer ratchet 75.

Referring to fig. 6-7, a rotating shaft 721 is rotatably connected to the inside of the collar 72, one end of the rotating shaft 721 located outside the housing 71 is fixedly mounted on the outside of the wrench 73, a spring 722 is fixedly mounted on the outside of the rotating shaft 721, the outside of the spring 722 is fixedly mounted on the inner wall of the collar 72, the rotating shaft 721 is driven to rotate inside the collar 72 by lifting the wrench 73 upwards, and the spring 722 is compressed, and at this time, the spring 722 continuously gives the reverse restoring force to the collar 72, so that the wrench 73 can be rotated downwards, and the force is saved.

Referring to fig. 6 and 8, an inner gear ring 741 is fixedly mounted on an inner wall of the drum 74, a transmission gear 742 is engaged with and connected to the inner gear ring 741, a diameter of the transmission gear 742 is smaller than that of the inner gear ring 741, an inner ratchet 743 is fixedly mounted on a right side of the transmission gear 742, a rotating shaft 721 is fixedly mounted at a center of the inner ratchet 743, the inner ratchet 743 is driven to rotate synchronously by the rotating shaft 721, the inner gear ring 741 can be driven to rotate by the transmission gear 742, and the inner ratchet 744 is hinged to an outer side of a bottom of the inner ratchet 743 due to the fact that the diameter of the transmission gear 742 is smaller than that of the inner gear ring 741.

Working principle: referring to fig. 1 to 8, firstly, the wire rope 3 is loosened and the hook 5 is pulled out to be hung on a fixed object, then the wire to be tightened is inserted into the inner center of the fixed cylinder 62, the wire passes through the connecting block 61 through the through groove 63 to leave enough length, then the wire is pulled out, at the moment, the limiting groove 64 is driven to rotate, and the extrusion block 651 is driven to extrude the wire, as shown in fig. 5, so that the tightening of the wire extrusion block 651 is more tight to the extrusion of the wire; the six groups of extrusion blocks 651 are used for extruding the electric wires positioned in the center of the fixed cylinder 62 together, so that the fastening effect on the electric wires can be improved, and the electric wires with different thickness and size can be applied to the electric wires according to the different thickness of the extrusion blocks 651 extruded on the electric wires;

afterwards, the wrench 73 is pulled downwards to drive the rotating shaft 721 to rotate in the collar 72, and then the inner ratchet wheel 743 drives the transmission gear 742 to rotate downwards, so that the rotating drum 74 is driven to synchronously rotate by the inner gear ring 741, and because the diameter of the transmission gear 742 is smaller than that of the inner gear ring 741, the balls can reduce friction force between the rotating drum 74 and the frame 1, so that the rotating drum 74 saves more labor in rotation, and the outer ratchet wheel 75 drives the winding rod 2 to rotate, so that the steel wire rope 3 can be wound and wound, and further the electric wire can be tensioned slowly;

meanwhile, since the wrench 73 needs to be pulled up and down to tighten the electric wire, when the wrench 73 is pulled up, the rotating shaft 721 is driven to rotate up, so as to compress the spring 722, and the compressed spring 722 continuously gives the reverse resetting force to the collar 72, so that the wrench 73 is assisted to rotate down when the wrench 73 is pulled down, and the force is further saved.

And simultaneously compresses the clockwork spring 722, the clockwork spring 722 continuously gives the reverse resetting force to the lantern ring 72 when contracting, so the upward spanner 73 can be assisted when upwards spanner 73 is moved, the force for upwards spanner 73 is saved,

to sum up, this electric power turn-buckle through with the electric wire intubate in the logical groove 63 to leave the length, through wanting the electric wire to draw outward, can drive spacing groove 64 rotation, and then can drive extrusion piece 651 rotation extrusion to the electric wire, because the thickness of extrusion piece 651 is along with the radian thickening gradually, so the electric wire is tightened up the extrusion piece 651 more the more to the extruded just fastening of electric wire, and then can improve the fastening effect to the electric wire, can be applicable to the electric wire of different thickness sizes simultaneously according to the thickness difference of extrusion piece 651 extrusion on the electric wire.

The wrench 73 can drive the transmission gear 742 to rotate through pulling up and down, the rotating drum 74 can be driven to rotate through the inner gear ring 741, and then the winding rod 2 can be driven to rotate through the outer ratchet wheel 75 to wind up the steel wire rope 3, so that the electric wire can be slowly tightened, and the wrench is more labor-saving in rotation because the diameter of the transmission gear 742 is smaller than that of the inner gear ring 741, meanwhile, when the wrench 73 is pulled up, the spring 722 can be compressed through the rotating shaft 721, the force for reversely resetting the lantern ring 72 can be continuously given to the spring 722 after compression, and then the wrench 73 can be assisted to rotate downwards when the wrench 73 is pulled down, so that the force can be further saved.

In the description of the present invention, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and "secured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

Standard parts used by the invention can be purchased from the market, and special-shaped parts can be customized according to the description of the specification and the drawings.

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

1. Electric tightener, comprising a frame (1), characterized in that: the inside rotation of frame (1) is connected with winding pole (2), the outside winding of winding pole (2) has wire rope (3), the bottom of frame (1) is provided with bearing block (4), just the other end winding of wire rope (3) is in the inside pulley outside of bearing block (4), the bottom rotation of bearing block (4) is connected with couple (5), the top swing joint of frame (1) has fastening part (6), the outside of frame (1) is provided with laborsaving part (7).

2. The power tightener according to claim 1, characterized in that: fastening component (6) are in including connecting block (61), connecting block (61) rotate and connect the top of frame (1), fixed section of thick bamboo (62) are fixed to the top of connecting block (61), logical groove (63) have been seted up at the middle part of connecting block (61), spacing groove (64) have been seted up to the inner wall of fixed section of thick bamboo (62), the inside rotation of fixed section of thick bamboo (62) is connected with runner (65), the inner wall fixed mounting of fixed section of thick bamboo (62) has fixed block (621), the both sides of fixed block (621) all rotate and are connected with steering column (622), the outside fixed mounting of runner (65) has extrusion piece (651).

3. The power tightener according to claim 1, characterized in that: the labor-saving component (7) comprises a shell (71), the shell (71) is fixedly arranged on the outer side of the frame (1), a lantern ring (72) is rotationally connected to the middle of the outer side of the shell (71), a wrench (73) is arranged on the outer side of the shell (71), a rotary drum (74) is rotationally connected to the inner side of the shell (71), an outer ratchet wheel (75) is fixedly arranged at one end of the rotary drum (74) outside the shell (71), an outer pawl (76) is hinged to the outer side of the bottom of the outer ratchet wheel (75), a rotating shaft (721) is rotationally connected to the inner side of the lantern ring (72), a spring (722) is fixedly arranged on the outer side of the rotating shaft (721), an inner gear ring (741) is fixedly arranged on the inner wall of the rotary drum (74), a transmission gear (742) is connected to the inner meshing of the inner gear ring (741), an inner ratchet wheel (743) is fixedly arranged on the right side of the transmission gear (742), and an inner pawl (744) is hinged to the outer side of the bottom of the inner ratchet wheel (743).

4. The power tightener according to claim 2, characterized in that: the through groove (63) penetrates into the fixed cylinder (62) and is positioned in the center of the inside of the fixed cylinder (62), and six groups of rotating wheels (65) are arranged in an array in the fixed cylinder (62).

5. The power tightener according to claim 2, characterized in that: the other end of the rotary column (622) is rotationally connected to the middle of the outer side of the limiting groove (64), and one end of the rotary wheel (65) away from the center of the fixed cylinder (62) is located in the limiting groove (64).

6. The power tightener according to claim 2, characterized in that: the extrusion block (651) protrudes outside the rotating wheel (65), and the thickness of the extrusion block (651) protruding outside the rotating wheel (65) gradually increases along with the radian of the extrusion block (651).

7. A power tightener according to claim 3, characterized in that: the rotary drum (74) passes through the middle part of the frame (1), and balls are connected in a rolling manner in one side of the frame (1) close to the rotary drum (74).

8. A power tightener according to claim 3, characterized in that: one end of the rotating shaft (721) positioned outside the shell (71) is fixedly arranged outside the wrench (73), and the outer side of the clockwork spring (722) is fixedly arranged on the inner wall of the lantern ring (72).

9. A power tightener according to claim 3, characterized in that: the diameter of the transmission gear (742) is smaller than that of the inner gear ring (741), and the rotating shaft (721) is fixedly arranged at the center of the inner ratchet wheel (743).