CN211870984U

CN211870984U - Cable drawing drum for power engineering

Info

Publication number: CN211870984U
Application number: CN202020122399.1U
Authority: CN
Inventors: 燕展; 苏晨阳; 邹吉刚
Original assignee: Henan Huaneng United Power Construction Co ltd
Current assignee: Henan Huaneng United Power Construction Co ltd
Priority date: 2020-01-18
Filing date: 2020-01-18
Publication date: 2020-11-06
Anticipated expiration: 2030-01-18

Abstract

The utility model relates to a cable drawing drum for power engineering in electric power construction equipment field, the on-line screen storage device comprises a base, be provided with the carousel on the base, the carousel with rotate between the base and connect, just be provided with two supports on the carousel, two the support sets up about carousel centre of a circle symmetry, be provided with the back shaft on the support, be provided with the drawing drum on the back shaft. The utility model discloses a setting can be relative pivoted base and carousel, when the cable is unwrapped wire from the drawing drum, makes the drawing drum follow cable unwrapped wire position and rotates, has effectively reduced and has rocked along the reciprocal cable that the unwrapping wire arouses of drawing drum axial by the cable.

Description

Cable drawing drum for power engineering

Technical Field

The utility model relates to an electric power construction equipment field especially relates to a cable drawing drum for power engineering.

Background

In the building construction process, the cable reel with the larger diameter is placed on the support after being hoisted by the crane, so that the cable reel can rotate, and the laying process of cables is realized. The operation process is complex, the safety is low, the labor intensity is high, the operation time is prolonged, and the working efficiency is reduced.

In order to solve the above problems, chinese patent No. CN205992700U discloses a cable drum pay-off stand, which comprises a base plate and a support, wherein the support comprises a left support and a right support, an annular hole is arranged at the intersection of the upper ends of the left support and the right support, the lower end of the left support is hinged with the base plate, and a locking mechanism is arranged between the base plates at the lower end of the right support. The locking mechanism is characterized in that a support leg is arranged at the lower end part of the right support, a through hole is formed in the support leg, a threaded hole is formed in the position corresponding to the through hole, and a screw penetrates through the through hole to be installed in the threaded hole and fix the right support. The utility model discloses a during the use, correspond two pay off racks and place, loosen the screw, fall left socle and right branch frame to one side, push away the cable drum to between two pay off racks, pass annular ring and cable drum with the axostylus axostyle, then roll the cable drum to the peak along the inclined support board of inboard installation of base plate, tighten the screw again can fix the right branch frame, the cable drum has been put unsettled position between two pay off racks this moment, only need rotate the cable drum alright with the cable conductor lax get off.

Above-mentioned scheme still has following problem, when the drawing drum carries out the unwrapping wire, and the unwrapping wire in-process cable of cable can follow the reciprocal unwrapping wire of drawing drum axial, and such working process can lead to the staff to lay the condition that cable one end appears cable and rocks, influences laying of cable.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cable drawing drum for power engineering can relative pivoted base and carousel through the setting, when the cable is unwrapped wire from the drawing drum, makes the drawing drum follow cable unwrapping wire position and rotates, has effectively reduced and has rocked along the reciprocal cable that unwrapping wire arouses of drawing drum axial by the cable.

The utility model aims at realizing through the following technical scheme:

the utility model provides a cable drawing drum for power engineering, includes the base, be provided with the carousel on the base, the carousel with rotate between the base and be connected, just be provided with two supports on the carousel, two the support sets up about carousel centre of a circle symmetry, be provided with the back shaft on the support, be provided with the drawing drum on the back shaft.

Through adopting above-mentioned technical scheme, the base rotates with the carousel to be connected, can make the carousel realize rotating on the base, when the drawing drum was placed on the back shaft, because on the drawing drum at the unwrapping wire in-process, the staff has certain traction force to the cable, when the reciprocal unwrapping wire of drawing drum axial is followed to the cable, the staff is to the action point of the traction force of cable on the drawing drum along drawing drum axial reciprocating motion, traction force just can pass through the drawing drum, the support transmits to the carousel, make and produce the rotation between carousel and the base, thereby effectively reduced and rocked by the cable that the reciprocal unwrapping wire of drawing drum axial arouses along the drawing drum axial.

The utility model discloses further set up to: and a turntable bearing is arranged between the base and the turntable.

Through adopting above-mentioned technical scheme, the setting up of carousel bearing can make the rotation between base and the carousel more convenient, has reduced the friction between base and the carousel, can be easier drive support and carousel rotate when making traction force act on the drawing drum.

The utility model discloses further set up to: the turntable is provided with two arc-shaped grooves symmetrically about the circle center, the circle center of each arc-shaped groove is the same as the circle center of the turntable, and the base is provided with a limiting block which is arranged in the arc-shaped grooves in a penetrating mode.

Through adopting above-mentioned technical scheme, the setting up of arc wall and stopper can prevent to rotate the condition emergence of excessive position, because the weight of drawing drum self and cable is great, so after the drawing drum is fixed on the back shaft, the inertia that drawing drum, support and carousel have is very big, when the carousel rotated towards a direction, if do not have the spacing of stopper and arc wall, the carousel can keep original rotation inertia to continue to rotate, can lead to the fact the influence to the unwrapping wire of drawing drum.

The utility model discloses further set up to: be provided with buffer spring in the arc wall, just the stopper both sides all are provided with buffer spring, just buffer spring one end and arc wall tip fixed connection, the buffer spring other end and stopper fixed connection.

Through adopting above-mentioned technical scheme, buffer spring's setting can prevent to produce the collision between stopper and the arc wall, rotates the in-process at the carousel simultaneously, and buffer spring receives both sides buffer spring syntropy effort to the stopper and is more and more big, and buffer spring reduces the relative slew velocity between carousel and the base to the meeting of stopper to prevent that carousel slew velocity from leading to producing danger in the work progress too fast.

The utility model discloses further set up to: the turntable and the base are matched and communicated with a positioning hole, and a positioning pin is arranged in the positioning hole.

Through adopting above-mentioned technical scheme, setting up of locating hole and locating pin can be fixed a position carousel and base in the installation drawing drum, prevents to rotate the problem emergence that leads to being difficult for installing the drawing drum at the in-process carousel of installation drawing drum.

The utility model discloses further set up to: be provided with the lifting rod on the support, the lifting rod includes screw rod section and worm wheel section, the support ring with screw rod section threaded connection, the worm wheel section orientation carousel one end sets up, just the worm wheel section with the carousel rotates to be connected, be provided with driving motor on the carousel, the cooperation on the driving motor output shaft the worm wheel section is provided with the worm, the worm with the meshing of worm wheel section.

Through adopting above-mentioned technical scheme, the setting of lift bar can make the support ring realize reciprocating, and the screw rod section is in support ring threaded connection, and after having installed the drawing drum, when the lift bar rotated, the drawing drum can realize reciprocating, and the worm wheel section is connected in the worm meshing simultaneously, and the motor drives the worm and rotates, for the lift bar provides rotation power, does not need the manpower to rotate the lift bar, has saved the manpower, and has simplified the work progress.

The utility model discloses further set up to: the support is parallel to the lifting rod and is provided with a limiting rod, and the support ring is connected with the limiting rod in a sliding mode.

Through adopting above-mentioned technical scheme, the setting of gag lever post can prevent that the lifter from rotating the in-process and supporting around the lifter and rotate.

The utility model discloses further set up to: the screw section deviates from the fixed spacing dish that is provided with of carousel one end, the screw section in be provided with the spacing ring between the worm wheel section.

Through adopting above-mentioned technical scheme, the setting of spacing dish and spacing ring is all in order to prevent that the support ring from removing the dislocation, breaks away from the condition of screw rod section and takes place.

To sum up, the utility model discloses a beneficial technological effect does:

1. by arranging the base and the rotary table which can rotate relatively, when a cable is unwound from the pay-off reel, the pay-off reel rotates along with the cable unwinding position, and cable shake caused by the fact that the cable is unwound in a reciprocating manner along the axial direction of the pay-off reel is effectively reduced;

2. the arc-shaped groove and the limiting block can prevent the over-rotation.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an exploded view of the base and the turntable of the present invention.

In the figure, 1, a base; 11. a limiting block; 2. a turntable; 21. an arc-shaped slot; 22. a buffer spring; 3. a support; 4. a support ring; 5. a support shaft; 6. a pay-off reel; 7. a turntable bearing; 8. positioning holes; 81. positioning pins; 9. a lifting bar; 91. a screw section; 92. a worm gear section; 93. a worm; 94. a drive motor; 95. a limiting rod; 96. a limiting disc; 97. a limit ring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a cable drawing drum 6 for power engineering, the on-line screen storage device comprises a base 1, be provided with carousel 2 on the base 1, be provided with carousel 2 bearing between base 1 and the carousel 2, carousel 2 bearing is including inner circle and the outer lane that can rotate relatively, equal equidistance is provided with a plurality of fixed screw holes on inner circle and the outer lane, base 1 passes through fixing bolt fixed connection with the outer lane, carousel 2 passes through fixing bolt fixed connection with the inner circle, and be provided with two supports 3 on the carousel 2, two supports 3 set up about 2 centre of a circle symmetries of carousel, be provided with support ring 4 on the support ring 3, wear to be equipped with back shaft 5 in the support ring 4, be provided with drawing drum. Two arc grooves 21 are symmetrically arranged on the rotary table 2 about the circle center, the circle center of each arc groove 21 is the same as the circle center of the rotary table 2, a limiting block 11 is arranged on the base 1, and the limiting block 11 is arranged in the arc grooves 21 in a penetrating mode. Meanwhile, the limit in the arc-shaped groove 21 needs to be prevented from colliding with the arc-shaped groove 21 in the rotating process, a buffer spring 22 is arranged in the arc-shaped groove 21, the buffer springs 22 are arranged on two sides of the limit block 11, one end of each buffer spring 22 is fixedly connected with the end portion of the arc-shaped groove 21, and the other end of each buffer spring 22 is fixedly connected with the limit block 11. Base 1 and carousel 2 pass through 2 bearing rotations of carousel to be connected, can make carousel 2 realize rotating on base 1, and the setting up of 2 bearings of carousel can make the rotation between base 1 and the carousel 2 more convenient, has reduced the friction between base 1 and the carousel 2, and drive support 3 and carousel 2 that can be easier rotate when making traction force act on drawing drum 6. When drawing drum 6 places on back shaft 5, because on drawing drum 6 at the unwrapping wire in-process, the staff has certain traction force to the cable, when the cable along 6 axial reciprocating unwrapping wires of drawing drum, the staff is to the action point of the traction force of cable on drawing drum 6 along 6 axial reciprocating motion of drawing drum, traction force just can be through drawing drum 6, support 3 transmits to carousel 2, produce between messenger's carousel 2 and the base 1 and rotate, thereby effectively reduced by the cable along 6 axial reciprocating unwrapping wires of drawing drum and arouse that the cable rocks. The setting of arc wall 21 and stopper 11 can prevent to rotate the condition emergence of position, because the weight of drawing drum 6 self and cable is great, so after drawing drum 6 fixes on back shaft 5, drawing drum 6, the inertia that support 3 and carousel 2 have is very big, when carousel 2 rotates towards a direction, if do not have stopper 11 and arc wall 21 spacing, carousel 2 can keep original rotation inertia to continue to rotate, can cause the influence to the unwrapping wire of drawing drum 6. Buffer spring 22's setting can prevent to produce the collision between stopper 11 and the arc wall 21, rotates the in-process at carousel 2 simultaneously, and buffer spring 22 receives both sides buffer spring 22 syntropy effort to stopper 11 and is increasingly big, and buffer spring 22 reduces the relative slew velocity between carousel 2 and the base 1 to stopper 11's meeting to prevent that carousel 2 slew velocity from leading to the work progress in producing danger too fast.

Referring to fig. 1 and 2, the turntable 2 and the base 1 are provided with a positioning hole 8 in a through manner, and a positioning pin 81 is provided in the positioning hole 8. The setting of locating hole 8 and locating pin 81 can be fixed a position carousel 2 and base 1 in installation drawing drum 6, prevents that 2 rotations of in-process carousel at installation drawing drum 6 from leading to the difficult problem of installing drawing drum 6 to take place.

Referring to fig. 1, a lifting rod 9 is arranged on a support 3, the lifting rod 9 comprises a screw section 91 and a worm wheel section 92, a support ring 4 is in threaded connection with the screw section 91, and in order to prevent the screw section 91 from interfering with a support shaft 5, the screw section 91 is located at the threaded connection position of the support ring 4 and is just opposite to the side face of a limit ring 97, the worm wheel section 92 is arranged towards one end of a turntable 2, the worm wheel section 92 is rotationally connected with the turntable 2, a driving motor 94 is arranged on the turntable 2, a worm 93 is arranged on an output shaft of the driving motor 94 in a manner of being matched with the worm wheel section 92, and. Meanwhile, in order to prevent the support ring 4 from moving over the screw section 91, a limit disc 96 is fixedly arranged at one end of the screw section 91, which is far away from the turntable 2, a limit ring 97 is arranged between the worm wheel sections 92 of the screw section 91, and a protective shell for protecting the worm wheel section 92, the worm 93 and the driving motor 94 is arranged on the turntable 2. A limiting rod 95 is arranged on the support 3 in parallel to the lifting rod 9, and the support ring 4 is connected with the limiting rod 95 in a sliding mode. The setting of lift bar 9 can make support ring 4 realize reciprocating, screw rod section 91 is in 4 threaded connection of support ring, after having installed drawing drum 6, when lift bar 9 rotated, drawing drum 6 can realize reciprocating, and worm wheel section 92 is connected in worm 93 meshing simultaneously, and the motor drives worm 93 and rotates, for lift bar 9 provides rotation power, does not need the manpower to rotate lift bar 9, has saved the manpower, and has simplified the work progress. The limiting rod 95 is arranged to prevent the support ring 4 from rotating around the lifting rod 9 during the rotation of the lifting rod 9.

The implementation principle of the embodiment is as follows: when paying off for laying cables, firstly inserting the positioning pin 81 into the positioning hole 8, keeping the relative rotation between the turntable 2 and the base 1, then rolling the pay-off reel 6 onto the turntable 2, and driving the lifting rod 9 to rotate by controlling the driving motor 94, the lifting rod 9 rotates to drive the support ring 4 to move downwards along the screw section 91 of the lifting rod 9 under the action of the limiting rod 95, when the support shaft 5 moves to the position collinear with the axis of the pay-off reel 6, the support shaft 5 passes through the support ring 4 and the pay-off reel 6, then controlling the driving motor 94 to rotate reversely to drive the lifting rod 9 to rotate reversely, driving the pay-off reel 6 to move upwards, when moving to the working position, pulling out the positioning pin 81 from the positioning hole 8, at the moment, paying off operation can be carried out, when cables are unwound on the pay-off reel 6 in an axial reciprocating manner, the turntable 2 can rotate on the base 1 in the corresponding direction to correct the cable position caused when the cables are unwound on the pay-off reel 6 in an Offset situations and reduced cable sway.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a cable drawing drum for power engineering, includes base (1), its characterized in that: be provided with carousel (2) on base (1), carousel (2) with rotate between base (1) and be connected, just be provided with two support (3) on carousel (2), two support (3) set up about carousel (2) centre of a circle symmetry, be provided with support ring (4) on support (3), be provided with back shaft (5) in support ring (4), be provided with drawing drum (6) on back shaft (5).

2. The electric power engineering cable drum of claim 1, wherein: and a turntable (2) bearing is arranged between the base (1) and the turntable (2).

3. The cable drum according to claim 2, wherein: the turntable is characterized in that two arc-shaped grooves (21) are symmetrically arranged on the turntable (2) relative to the circle center, the circle center of each arc-shaped groove (21) is the same as the circle center of the turntable (2), a limiting block (11) is arranged on the base (1), and the limiting block (11) is arranged in the arc-shaped grooves (21) in a penetrating mode.

4. A cable drum according to claim 3, wherein: be provided with buffer spring (22) in arc wall (21), just stopper (11) both sides all are provided with buffer spring (22), just buffer spring (22) one end and arc wall (21) tip fixed connection, buffer spring (22) other end and stopper (11) fixed connection.

5. The cable drum according to claim 4, wherein: the turntable (2) and the base (1) are matched and penetrated to form a positioning hole (8), and a positioning pin (81) is arranged in the positioning hole (8).

6. The cable drum according to claim 5, wherein: be provided with lifting rod (9) on support (3), lifting rod (9) include screw rod section (91) and worm wheel section (92), support ring (4) with screw rod section (91) threaded connection, worm wheel section (92) orientation carousel (2) one end sets up, just worm wheel section (92) with carousel (2) rotate to be connected, be provided with driving motor (94) on carousel (2), cooperation on driving motor (94) output shaft worm wheel section (92) are provided with worm (93), worm (93) with worm wheel section (92) meshing.

7. The cable drum according to claim 6, wherein: the support (3) is parallel to the lifting rod (9) and is provided with a limiting rod (95), and the support ring (4) is in sliding connection with the limiting rod (95).

8. The cable drum according to claim 7, wherein: screw rod section (91) deviates from carousel (2) one end is fixed and is provided with spacing dish (96), screw rod section (91) in be provided with spacing ring (97) between worm wheel section (92).