CN212558797U - Cable reel pay-off rack - Google Patents

Abstract

The utility model discloses a cable drum pay off rack, the on-line screen storage device comprises a base, be provided with hydraulic pressure on the base and push away the jar, hydraulic pressure pushes away the top of jar and is provided with supporting platform, be fixed with the bracing piece on the base and supports supporting platform, liquid oxygen pushes away the top of jar and stretches out in the push rod, the push rod top is fixed with the ejector pin, the ejector pin stretches out in supporting platform, the last sleeve pipe that is provided with of supporting platform, the ejector pin passes in the sleeve pipe, it has the guide way to extend on the cover tube inner wall, be provided with the lug on the ejector pin, the lug slides in the guide way, the cell wall indent of guide way is equipped with spacing draw-in. The utility model discloses simple structure, convenience simple to use can support the cable drum unwrapping wire, has lightened the damage to supporting hydraulic means, has improved the safety in utilization.

Description

Cable reel pay-off rack

Technical Field

The utility model relates to a cable support, concretely relates to cable drum pay off rack.

Background

At present, the vertical cable paying-off support is mainly used in that a steel shaft penetrates through a cable drum, hydraulic jacks are used on two sides of the steel shaft to jack the cable drum to a proper height, and cables are unfolded and released after balance is adjusted. Because the cable reel is very heavy, make hydraulic means bear pressure very big, damage hydraulic means easily when long-time operation, not only make hydraulic means life-span reduce, in addition hydraulic means damages suddenly in the unwrapping wire in-process, also probably causes the emergence of incident.

SUMMERY OF THE UTILITY MODEL

To the not enough of above-mentioned prior art, the utility model aims to solve the technical problem that: how to provide one kind can support the cable drum unwrapping wire, alleviate the damage to supporting hydraulic means, improve the cable drum pay off rack of safety in utilization.

In order to solve the technical problem, the utility model discloses a following technical scheme:

a cable reel pay-off rack comprises a base, wherein a hydraulic push cylinder is arranged on the top surface of the base, the bottom of the hydraulic push cylinder is fixedly connected to the base, a push rod capable of stretching along the vertical direction extends out of the top of the hydraulic push cylinder, a supporting platform is arranged above the hydraulic push cylinder, a plurality of supporting rods are arranged on the outer side of the hydraulic push cylinder and uniformly spaced along the central line direction of the hydraulic push cylinder, two ends of each supporting rod are respectively and fixedly connected to the base and the supporting platform to support the supporting platform, a push rod arranged on the same central line as the push rod is abutted to the top end of the push rod, the top end of the push rod is used for supporting a cable reel shaft rod to be installed, an opening for the push rod to pass through is formed in the supporting platform and corresponds to the position of the push rod, a sleeve arranged on the same central line as the push rod is sleeved on a rod body above the supporting platform, and an, the lower end of the sleeve is arranged on the groove bottom of the annular groove, the inner wall of the sleeve is in clearance fit with the inner side wall of the annular groove, supporting devices are symmetrically arranged on the rod body of the ejector rod and positioned above the supporting platform by taking the central line of the ejector rod as a symmetry axis, each supporting device comprises convex blocks which are fixedly connected to the ejector rod at equal intervals along the length direction of the ejector rod, guide grooves which extend along the length direction of the sleeve are symmetrically arranged on the inner wall of the sleeve by taking the central line of the sleeve as a symmetry axis, the guide grooves are through grooves, the convex blocks positioned on two sides of the ejector rod are respectively arranged in the guide grooves on two sides, the convex blocks can be in sliding fit with the corresponding guide grooves along the length direction of the guide grooves, a plurality of limiting clamping grooves which extend along the circumferential direction of the inner circumferential surface of the sleeve and can be clamped by the convex blocks are uniformly arranged on, the distance between two adjacent limiting clamping grooves on the guide groove is the same as the distance between two adjacent lugs in the supporting device.

The utility model discloses in, when using, the cable drum axostylus axostyle passes the cable drum, arranges this device in the position in cable drum axostylus axostyle tip below, and the ejector pin top is relative with the cable drum axostylus axostyle, then starts hydraulic pressure and pushes away the jar, makes the ejector pin top-up, pushes away the cable drum from ground. After the cable drum is ejected from the ground, the position of the ejector rod is continuously adjusted, the convex block on the body of the ejector rod is larger than the position limiting clamping groove on the inner wall of the sleeve and corresponds to the position limiting clamping groove, then the sleeve is rotated, the convex block is clamped into the position limiting clamping groove, then the push rod on the hydraulic pushing cylinder descends, and further the convex block falls on the position limiting clamping groove, so that the convex block is supported on the position limiting clamping groove, the bearing part of the device is adjusted into the sleeve by the hydraulic pushing cylinder, in the whole paying-off process of the cable drum, the hydraulic pushing cylinder cannot be stressed, the damage to the hydraulic pushing cylinder is reduced, the service life of the device is prolonged, and meanwhile, the safety of.

As the optimization, follow on the sheathed tube pipe shaft sleeve pipe length direction has seted up the bar opening, the sleeve is the shape of major arc for the circular arc along its vertical ascending cross sectional shape, and the bar opening is located two position between the strutting arrangement, just correspond bar open-ended position fixedly connected with dog on the tank bottom of annular, when bar open-ended one side butt is on the dog, the lug is in order to block into in the spacing draw-in groove, when bar open-ended opposite side butt is on the dog, be located the sleeve intraductal the lug so that it corresponds in the guide way. The positions of the convex block and the limiting clamping groove can be observed through the strip-shaped opening, and the convex block can be conveniently clamped into the limiting clamping groove.

As optimization, wind on the outer peripheral face of sleeve pipe bottom the sleeve pipe circumference ring is equipped with round and its fixed connection's ring limit, and the external diameter of ring limit is less than the external diameter of annular, the cover is equipped with rather than clearance fit's clamp plate on the sleeve pipe, has seted up on the clamp plate so that the trepanning that the sleeve pipe passed, clamp plate fixed connection be in on the supporting platform, the trepanning with the sleeve pipe is with central line setting, ring limit top surface and clamp plate bottom surface clearance fit. The position of the cannula is defined.

Preferably, the top of the ejector rod is provided with a supporting block, the bottom of the supporting block is concavely provided with a connecting threaded hole, the supporting block is in threaded connection with the top of the ejector rod through the connecting threaded hole, the top of the supporting block is downwards provided with a U-shaped notch which is arranged along the same central line with the ejector rod along the vertical direction, the bottom of the U-shaped notch is upwards protruded to form a hemispherical supporting hemisphere, the supporting hemisphere and the U-shaped notch are arranged along the same central line, the diameter of the supporting hemisphere is consistent with the distance between two side walls in the U-shaped notch, the two side walls in the U-shaped notch are respectively provided with a mounting hole in a penetrating manner along the opposite direction, a roller which is rotatably connected with the roller is arranged in the mounting hole along the central line direction of the roller, two ends of the roller are respectively and fixedly connected to the supporting block, the central, when waiting to install the cable drum axostylus axostyle and pass through the U-shaped breach and arrange in the top of supporting the hemisphere, support hemisphere and two gyro wheels in order can be tangent with the pole body of waiting to install the cable drum axostylus axostyle respectively, the tangent plane perpendicular to of gyro wheel and waiting to install the tangent plane of cable drum axostylus axostyle supports the hemisphere and waits to install the tangent plane of cable drum ax.

In the process of paying off the cable reel, the cable reel can rotate, and accordingly the shaft lever of the cable reel can rotate correspondingly through friction force. In conventional setting, the top of ejector pin is provided with the U-shaped breach, and cable drum axostylus axostyle card is gone into in the U-shaped breach, and like this cable drum axostylus axostyle rotates, and frictional force between its and the U-shaped breach will make whole device take place to vibrate, and then influences the security of using. The utility model discloses in, the cable drum axostylus axostyle passes the U-shaped breach, then arranges in at the top of supporting the hemisphere, and the gyro wheel of U-shaped breach both sides will butt in the both sides of cable drum axostylus axostyle this moment. When the cable drum shaft lever produces the turning force, the cable drum will take place the friction with supporting hemisphere and gyro wheel respectively, and the gyro wheel can rotate, just can change conventional sliding friction into rolling friction, in addition have with supporting hemisphere and cable drum shaft lever's area of contact little, and sliding friction power between it is also relatively less, at the unwrapping wire in-process like this, the cable drum shaft lever just can be in U-shaped breach relatively nimble rotate, has avoided the equipment vibration that too big frictional force brought.

Preferably, the rolling surface of the roller is sleeved with a rubber ring which is arranged with the same central line as the roller, the rubber ring is clamped and fixed on the roller through elastic deformation of the rubber ring, two side edges of the rubber ring are respectively flushed with two side edges of the rolling surface of the roller, a circle of mounting groove is concavely arranged on the rolling surface of the roller around the central line direction of the roller, a circle of rubber limiting block which is arranged with the same central line as the rubber ring and is embedded in the mounting groove is convexly formed on the inner side surface of the rubber ring, and the rubber limiting block can limit the movement of the rubber ring along the central line direction. The friction force between the roller and the shaft lever of the cable drum can be improved, and the roller can rotate better.

Preferably, the outer side surface of the rubber ring is uniformly and alternately protruded in the direction around the central line of the rubber ring to form strip-shaped convex lines which extend in the direction parallel to the central line of the rubber ring and are S-shaped integrally. The friction force between the cable reel shaft lever and the cable reel shaft lever is improved.

Preferably, two ends of the roller respectively penetrate through the supporting block on one side where the roller is located and extend out of the supporting block, and a fixing nut which is tightly abutted against the supporting block to fix the roller is in threaded fit with the shaft body of the roller and located on the outer side of the supporting block. The installation and the disassembly are convenient.

Preferably, the supporting block is located at the positions of the openings on the two sides of the U-shaped notch, the baffle plates are arranged at the periphery of the openings on the two sides of the U-shaped notch in a sealing mode, so that a liquid containing groove is formed between the two baffle plates, the liquid containing groove is used for containing lubricating liquid, the baffle plates face the side edge of one side of the upper end opening of the U-shaped notch and extend along the opposite directions of the side walls on the two sides of the U-shaped notch, and the height of the straight line where the side edge of one side of the upper end opening of the U-shaped notch is located between the height of the top of the supporting hemisphere and the height of the lowest position of the roller. Can also pack into lubricated liquid in the splendid attire cistern, will support the hemisphere to submerge, and the protruding portion that sets up rather than with the central line on the cable drum axostylus axostyle arranges in on supporting the hemisphere, and the restriction of baffle just can be avoided to the cable drum axostylus axostyle like this, can make the cable drum rotate more in a flexible way through lubricated liquid.

Preferably, the bottom of the base is provided with a plurality of wheel sets for conveniently moving the base, the base is provided with slide holes along the vertical direction at positions corresponding to the wheel sets, two bases symmetrically arranged by taking the center line of the slide hole as a symmetry axis are respectively fixed on the top surface of the base and positioned at the outer side of the slide hole, the extension line of the connecting line between the two bases positioned at the outer side of the same slide hole is intersected with the center line of the push rod, a support bar block is arranged between the two bases positioned at the outer side of the same slide hole and extends along the opposite direction, two ends of the support bar block respectively penetrate through the base at one side of the support bar block and can be in sliding fit with the base along the opposite direction of the two bases corresponding to the support bar block, the projection of the slide hole along the vertical direction is positioned in the projection of the support bar block corresponding to the slide hole along the vertical direction, and each wheel set comprises a slide, the bottom of the sliding seat is provided with a universal wheel, the projection of the universal wheel along the vertical direction is positioned in the projection of the corresponding sliding seat along the vertical direction, the position of the supporting bar block close to one side of the hydraulic pushing cylinder is provided with a limiting clamping hole with the cross section shape consistent with that of the sliding hole, the top of the sliding seat can extend into the limiting clamping hole to limit the movement of the supporting bar block along the extending direction, when the top of the sliding seat is abutted against the corresponding supporting bar block, the universal wheel can extend out of the lower part of the base to slide on the ground, when the sliding seat limits the support bar block, one end of the support bar block, which is far away from the hydraulic push cylinder, can extend out of the outer side of the base, a support stud which is in threaded fit with the support bar block is arranged at one end of the support bar block, which is far away from the hydraulic push cylinder, in a penetrating manner along the vertical direction, and a support foot plate which is horizontally arranged is fixedly connected to the lower end of the support stud.

When supporting the cable drum, the setting of base is in order to avoid whole device to topple over, and normally, the cross section of base is bigger, that is to say the area of contact with the ground is bigger, and the stability to the ejector pin support is just stronger. In practice, however, the larger the base, the greater the relative weight and the greater the handling effort. But at base bottom installation walking wheelset, can solve the problem of convenient transport, but can't provide the stability of support behind the installation walking wheelset. In order to solve the technical problem the utility model discloses in, when needs were carried, support the piece and slide towards the inboard direction of base, the top of slide just can not continue the rebound and then spacing on supporting the piece like this, the slide, and the universal wheel of slide bottom then stretches out in the base below, and the universal wheel just can slide subaerial like this, makes the convenient removal of whole device. When needs provide the support to whole device, outside slip supports the stick, and the support bar just can stretch out in the base outside, slides to the top of slide until spacing calorie of hole, and the slide just can stretch into spacing calorie of hole like this, and the slide top does not block the back, just can pass spacing calorie of hole and continue to rise, and the base will directly fall subaerial like this, stretches out the outer back of base at the support stick, revolves soon to twist and supports the double-screw bolt, until the supporting legs board butt subaerial. Through adjusting the support bar piece that every each wheelset corresponds, through the distance length of extension strong point to hydraulic pressure pushing cylinder, and then improve the stability of supporting, make to cable drum unwrapping wire support more stable.

As optimization, the slide is vertical extension's cylindric structure and its top is convex end, support the stick orientation in follow on one side of base direction support stick length direction extends and is provided with guide strip groove, guide strip groove's one end with spacing calorie of hole intercommunication, the other end extends towards in support double-screw bolt place one side direction, guide strip groove's cross-section arc shape with the cross-section arc shape of convex end is unanimous on the slide, convex end on the slide is arranged in and is followed its length direction and its sliding fit, and guide strip groove's groove depth is kept away from by it spacing calorie of hole's one end is towards the other end and becomes dark gradually. When outwards sliding the support bar, the guide bar groove with the gradually deepened groove depth can enable the sliding seat to better slide into the limiting clamping hole.

To sum up, the beneficial effects of the utility model reside in that: the utility model discloses simple structure, convenience simple to use can support the cable drum unwrapping wire, has lightened the damage to supporting hydraulic means, has improved the safety in utilization.

Drawings

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, in which:

FIG. 1 is a schematic view of the adjusting structure of the middle post rod support of the present invention;

FIG. 2 is a schematic structural view of the middle support block of the present invention;

FIG. 3 is a schematic view of an installation structure of the middle wheel set of the present invention;

fig. 4 is a sectional view of the middle slide seat lifting buffer structure of the present invention.

Detailed Description

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

As shown in fig. 1 to 4, a cable reel pay-off rack in this embodiment includes a base 1, a hydraulic push cylinder 2 is disposed on a top surface of the base 1, a bottom of the hydraulic push cylinder 2 is fixedly connected to the base 1, a push rod capable of extending and retracting along a vertical direction extends from a top of the hydraulic push cylinder 2, a support platform 3 is disposed above the hydraulic push cylinder 2, a plurality of support rods 4 are disposed outside the hydraulic push cylinder 2 and uniformly spaced around a central line direction of the hydraulic push cylinder 2, two ends of each support rod 4 are respectively and fixedly connected to the base 1 and the support platform 3 for supporting the support platform 3, a push rod 5 disposed along a same central line as the push rod is abutted to a top end of the push rod 5 for supporting a cable reel to be installed, a hole for the push rod 5 to pass through is formed in a position on the support platform 3 corresponding to the push rod 5, the push rod 5 is sleeved with a sleeve 6 which is arranged with the same central line as the push rod 5 on a rod body which is positioned above the supporting platform, the upper surface of the supporting platform 3 is concavely provided with an annular groove which is arranged with the same central line as the push rod 5, the lower end of the sleeve 6 is arranged on the bottom of the annular groove, the inner wall of the sleeve 6 is in clearance fit with the inner side wall of the annular groove, the push rod 5 and the rod body which is positioned above the supporting platform 3 are symmetrically provided with supporting devices by taking the central line of the push rod 5 as a symmetrical axis, each supporting device comprises convex blocks 7 which are fixedly connected on the push rod 5 at even intervals along the length direction of the push rod 5, the inner wall of the sleeve 6 is symmetrically provided with guide grooves which extend along the length direction of the sleeve 6 by taking the central line of the sleeve 6 as a symmetrical axis, each guide groove is a through groove, the convex blocks 7 which are positioned at, a plurality of limiting clamping grooves which extend along the circumferential direction of the inner circumferential surface of the sleeve 6 and can enable the lugs 7 to be clamped are formed in the groove wall on one side of the guide groove at uniform intervals along the length direction of the guide groove, the limiting clamping grooves in the two guide grooves are symmetrically arranged by taking the central line of the sleeve 6 as a symmetry axis, and the distance between every two adjacent limiting clamping grooves in the guide groove is the same as the distance between every two adjacent lugs 7 in the supporting device.

In this embodiment, follow on the pipe shaft of sleeve 6 the bar opening has been seted up to 6 length direction of sleeve, 6 along its vertical ascending cross sectional shape of sleeve 6 be the shape of circular arc for the major arc, the bar opening is located two position between the strutting arrangement, just correspond bar open-ended position fixedly connected with dog on the tank bottom of annular, when one side butt of bar open-ended is on the dog, lug 7 is in order to block into in the spacing draw-in groove, when bar open-ended opposite side butt is on the dog, be located sleeve 6 lug 7 so that correspond as to it in the guide way.

In this embodiment, wind on the outer peripheral face of sleeve 6 bottom 6 circumference ring is equipped with round and its fixed connection's ring limit, and the external diameter on ring limit is less than the external diameter of annular, the cover is equipped with rather than clearance fit's clamp plate on the sleeve 6, has seted up on the clamp plate to be used for making the trepanning that sleeve 6 passed, clamp plate fixed connection be in on the supporting platform 3, the trepanning with sleeve 6 is for setting up with the central line, ring limit top surface and clamp plate bottom surface clearance fit.

In the specific embodiment, the top of the ejector rod 5 is provided with a supporting block 8, the bottom of the supporting block 8 is concavely provided with a connecting threaded hole, the supporting block 8 is in threaded connection with the top of the ejector rod 5 through the connecting threaded hole, the top of the supporting block 8 is downwards provided with a U-shaped notch arranged along the same central line as the ejector rod 5 along the vertical direction, the bottom of the U-shaped notch is upwards protruded with a hemispherical supporting hemisphere 9, the supporting hemisphere 9 and the U-shaped notch are arranged along the same central line, the diameter of the supporting hemisphere 9 is consistent with the distance between two side walls in the U-shaped notch, mounting holes are respectively penetrated on two side walls in the U-shaped notch along the opposite direction, a roller 10 is arranged in each mounting hole, the roller 10 is penetrated with a roller rotatably connected with the roller 10 along the central line direction thereof, two ends of the roller are respectively fixedly connected to the supporting, one side of gyro wheel 10 stretches into in the U-shaped breach, when waiting to install the cable drum axostylus axostyle and pass through the U-shaped breach and arrange in when supporting hemisphere 9's top, supports hemisphere 9 and two gyro wheels 10 in order can be tangent with the pole body of waiting to install the cable drum axostylus axostyle respectively, gyro wheel 10 with wait to install the tangent plane of cable drum axostylus axostyle perpendicular to of cable drum axostylus axostyle support hemisphere 9 and wait to.

In this specific embodiment, the rolling surface of the roller 10 is sleeved with a rubber ring which is arranged with the roller 10 along the same central line, the rubber ring is clamped on the roller 10 through elastic deformation of the rubber ring, two side edges of the rubber ring are respectively flushed with two side edges of the rolling surface of the roller 10, a circle of mounting groove is concavely arranged on the rolling surface of the roller 10 along the central line direction of the roller, a circle of rubber limiting block which is arranged with the rubber ring along the same central line and is embedded in the mounting groove is convexly formed on the inner side surface of the rubber ring, and the rubber limiting block limits the movement of the rubber ring along the central line direction of the rubber ring.

In this embodiment, the outer side surface of the rubber ring is formed with bar-shaped ribs extending in a direction parallel to the central line of the rubber ring and being S-shaped as a whole, and the ribs are protruded at uniform intervals around the central line of the rubber ring.

In this embodiment, two ends of the roller respectively penetrate through the supporting block 8 on one side where the roller is located and extend out of the supporting block 8, and a fixing nut tightly abutting against the supporting block 8 to fix the roller is in threaded fit with the shaft body of the roller located on the outer side of the supporting block 8.

In this embodiment, the supporting block 8 is located the open-ended position in U-shaped breach both sides is provided with baffle 11 respectively, and baffle 11 is sealed to be fixed the open-ended periphery in U-shaped breach both sides is in order to make and form the splendid attire cistern between two baffles 11, the splendid attire cistern in order to be used for splendid attire lubricating liquid, baffle 11 just towards one side edge of U-shaped breach upper end open-ended U-shaped breach both sides lateral wall opposite direction extends the setting, baffle 11 just towards the straight line height in one side edge place of U-shaped breach upper end open-ended is located support hemisphere 9 top place height with between the minimum place height of gyro wheel 10.

In the specific embodiment, the bottom of the base 1 is provided with a plurality of wheel sets for conveniently moving the base 1, the base 1 and the positions corresponding to the wheel sets are provided with slide holes along the vertical direction, two bases 12 symmetrically arranged by taking the center line of the slide hole as the symmetry axis are respectively fixed on the top surface of the base 1 and on the outer side of the slide hole, the extension line of the connection line between the two bases 12 on the outer side of the same slide hole intersects with the center line of the push rod, a support bar block 13 is arranged between the two bases 12 on the outer side of the same slide hole and extends along the opposite direction, two ends of the support bar block 13 respectively penetrate through the base 12 on one side of the support bar block and can be in sliding fit with the bases 12 along the opposite direction of the corresponding two bases 12, the projection of the slide hole along the vertical direction is located in the projection of the corresponding support bar block 13 along the vertical direction, the wheel set comprises a slide seat 14 which is in the slide hole in a sliding fit manner so as, the bottom of the sliding seat 14 is provided with a universal wheel 15, the projection of the universal wheel 15 along the vertical direction is positioned in the projection of the corresponding sliding seat 14 along the vertical direction, the supporting bar 13 and the position close to one side of the hydraulic push cylinder 2 are provided with a limiting clamping hole with the cross section shape consistent with that of the sliding hole, the top of the sliding seat 14 can extend into the limiting clamping hole to limit the movement of the supporting bar 13 along the extending direction, when the top of the sliding seat 14 abuts against the corresponding supporting bar 13, the universal wheel 15 can extend out of the lower part of the base 1 to slide on the ground, when the sliding seat 14 limits the supporting bar 13, one end of the supporting bar 13 far away from the hydraulic push cylinder 2 can extend out of the base 1, one end of the supporting bar 13 far away from the hydraulic push cylinder 2 is provided with a supporting stud 19 in threaded fit with the supporting bar along the vertical direction, the lower end of the support stud 19 is fixedly connected with a support foot plate 20 which is horizontally arranged.

In this embodiment, slide 14 is vertical extension's cylindric structure and its top is convex end, support the stick 13 towards in follow on the side of one side of base 1 direction support the stick 13 length direction extension and be provided with guide strip groove, guide strip groove's one end with spacing calorie of hole intercommunication, the other end extends towards in support double-screw bolt place one side direction, guide strip groove's cross-section arc shape with the cross-section arc shape of convex end is unanimous on the slide 14, convex end on the slide 14 is arranged in guide strip inslot and can be followed its length direction and its sliding fit, and guide strip groove's groove depth is kept away from by it spacing calorie of hole's one end is towards the other end and is become dark gradually.

In the specific implementation process, a sunken groove is concavely arranged on one side surface of the support strip block 13 opposite to the direction of the base 1 and positioned at the slide hole, two buffer blocks 18 are symmetrically arranged in the sunken groove by taking the central line of the slide hole as a symmetry axis, the bottom surfaces of the buffer blocks 18 are arranged on the bottom of the sunken groove and are in sliding fit with the bottom of the sunken groove, the top surface of each buffer block 18 is lower than the top surface of the support strip block 13, vertically extending semi-circular buffer ports are respectively arranged on one side edge opposite to the two buffer blocks 18, when the two buffer blocks 18 are abutted together, the two semi-circular buffer ports can be folded to form a buffer hole which is arranged along the same central line as the slide hole, the inner diameter of the buffer hole is smaller than the aperture of the slide hole and larger than one half of the aperture of the slide hole, and a guide inserting rod 16 extending along the opposite direction of the two buffer blocks 18 is fixedly connected to one side opposite to the other side of the two, the guide inserted bar 16 is inserted into the opposite groove wall of the sinking groove to be in sliding fit with the groove wall of the sinking groove along the opposite direction of the two buffering blocks 18, the bar body of the guide inserted bar 16 between the buffering blocks 18 and the groove wall of the sinking groove is sleeved with a buffering spring 17, and two ends of the buffering spring 17 are respectively abutted on the buffering blocks 18 and the groove wall of the sinking groove to provide spring force for the two buffering blocks 18 to be abutted together.

Finally, it is noted that the above-mentioned embodiments illustrate rather than limit the invention, and that, while the invention has been described with reference to preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. The utility model provides a cable drum pay off rack which characterized in that: the device comprises a base, a hydraulic push cylinder is arranged on the top surface of the base, the bottom of the hydraulic push cylinder is fixedly connected to the base, a push rod capable of stretching along the vertical direction extends out of the top of the hydraulic push cylinder, a supporting platform is arranged above the hydraulic push cylinder, a plurality of support rods are arranged outside the hydraulic push cylinder and uniformly spaced along the central line direction of the hydraulic push cylinder, two ends of each support rod are respectively and fixedly connected to the base and the supporting platform for supporting the supporting platform, a push rod arranged along the same central line as the push rod is abutted to the top end of the push rod, the top end of the push rod is used for supporting a cable reel shaft rod to be installed, an opening for the push rod to pass through is formed in the supporting platform and corresponds to the position of the push rod, a sleeve arranged along the same central line as the push rod is sleeved on the rod body above the supporting platform, and an annular groove arranged, the lower end of the sleeve is arranged on the groove bottom of the annular groove, the inner wall of the sleeve is in clearance fit with the inner side wall of the annular groove, supporting devices are symmetrically arranged on the rod body of the ejector rod and positioned above the supporting platform by taking the central line of the ejector rod as a symmetry axis, each supporting device comprises convex blocks which are fixedly connected to the ejector rod at equal intervals along the length direction of the ejector rod, guide grooves which extend along the length direction of the sleeve are symmetrically arranged on the inner wall of the sleeve by taking the central line of the sleeve as a symmetry axis, the guide grooves are through grooves, the convex blocks positioned on two sides of the ejector rod are respectively arranged in the guide grooves on two sides, the convex blocks can be in sliding fit with the corresponding guide grooves along the length direction of the guide grooves, a plurality of limiting clamping grooves which extend along the circumferential direction of the inner circumferential surface of the sleeve and can be clamped by the convex blocks are uniformly arranged on, the distance between two adjacent limiting clamping grooves on the guide groove is the same as the distance between two adjacent lugs in the supporting device.

2. The cable drum pay-off rack of claim 1, wherein: follow on the sheathed tube pipe shaft the bar opening has been seted up to sleeve pipe length direction, the sleeve is the shape of circular arc for the major arc along its vertical ascending cross sectional shape, and the bar opening is located two position between the strutting arrangement, just correspond bar open-ended position fixedly connected with dog on the tank bottom of annular, when bar open-ended one side butt is on the dog, the lug is in order to block into in the spacing draw-in groove, when bar open-ended opposite side butt is on the dog, be located the sleeve intraductal the lug so that it corresponds in the guide way.

3. The cable drum pay-off rack of claim 1, wherein: winding on the outer peripheral face of sleeve pipe bottom the sleeve pipe circumference ring is equipped with round and its fixed connection's ring limit, and the external diameter on ring limit is less than the external diameter of annular, the cover is equipped with rather than clearance fit's clamp plate on the sleeve pipe, has seted up on the clamp plate to be used for making the trepanning that the sleeve pipe passed, clamp plate fixed connection be in on the supporting platform, the trepanning with the sleeve pipe is with central line setting, ring limit top surface and clamp plate bottom surface clearance fit.

4. The cable drum pay-off rack of claim 1, wherein: the top of the ejector rod is provided with a supporting block, the bottom of the supporting block is concavely provided with a connecting threaded hole, the supporting block is in threaded connection with the top of the ejector rod through the connecting threaded hole, the top of the supporting block is downwards provided with a U-shaped notch which is arranged along the same central line with the ejector rod, the bottom of the U-shaped notch is upwards bulged with a hemispherical supporting hemisphere, the supporting hemisphere and the U-shaped notch are arranged along the same central line, the diameter of the supporting hemisphere is consistent with the distance between the two side walls in the U-shaped notch, the side walls on the two sides in the U-shaped notch are respectively provided with a mounting hole along the opposite direction, a roller wheel is arranged in the mounting hole, the roller wheel is provided with a roller shaft which is rotatably connected with the roller wheel along the central line direction thereof, the two ends of the roller shaft are respectively and fixedly connected with the supporting block, the central line of the supporting hemisphere is positioned on the plane where the, the supporting hemisphere is tangent with the pole body that can wait to install the cable drum axostylus axostyle respectively with two gyro wheels, and the tangent plane of gyro wheel and waiting to install the cable drum axostylus axostyle is perpendicular to supporting hemisphere and waiting to install the tangent plane of cable drum axostylus axostyle.

5. The cable drum pay-off rack of claim 4, wherein: the rolling surface of the roller is sleeved with a rubber ring which is arranged along the same central line as the roller, the rubber ring is clamped and fixed on the roller through elastic deformation of the rubber ring, two side edges of the rubber ring are respectively flushed with two side edges of the rolling surface of the roller, a circle of mounting groove is concavely arranged on the rolling surface of the roller along the central line direction of the roller, a circle of rubber limiting block which is arranged along the same central line as the rubber ring and embedded in the mounting groove is convexly formed on the inner side surface of the rubber ring, and the rubber limiting block can limit the movement of the rubber ring along the central line direction.

6. The cable drum pay-off rack of claim 5, wherein: the outer side surface of the rubber ring is uniformly and alternately protruded in the direction of the central line of the rubber ring at intervals to form strip-shaped convex lines which extend in the direction parallel to the central line of the rubber ring and are S-shaped integrally.

7. The cable drum pay-off rack of claim 4, wherein: the two ends of the roller respectively penetrate through the supporting block on one side where the roller is located and extend out of the supporting block, and a fixing nut which is tightly abutted to the supporting block to fix the roller is in threaded fit with the shaft body of the roller and located on the outer side of the supporting block.

8. The cable drum pay-off rack of claim 4, wherein: the supporting shoe just is located U-shaped breach both sides open-ended position is provided with the baffle respectively, and the baffle is sealed to be fixed U-shaped breach both sides open-ended periphery is in order to make and form the splendid attire cistern between two baffles, the splendid attire cistern in order to be used for the lubricated liquid of splendid attire, the baffle just towards in U-shaped breach upper end open-ended one side edge is followed U-shaped breach both sides lateral wall opposite direction extends the setting, the baffle just towards in the straight line height in U-shaped breach upper end open-ended one side edge place is located support hemisphere top place height with the lowest between the place height of gyro wheel.

9. The cable drum pay-off rack of claim 1, wherein: the bottom of the base is provided with a plurality of wheel groups which are used for conveniently moving the base, the base is provided with slide holes along the vertical direction at positions corresponding to the wheel groups, two bases which are symmetrically arranged by taking the central line of the slide hole as a symmetry axis are respectively fixed on the top surface of the base and positioned at the outer side of the slide hole, the extension line of the connecting line between the two bases positioned at the outer side of the same slide hole is intersected with the central line of the push rod, a supporting strip block is arranged between the two bases positioned at the outer side of the same slide hole and extends along the opposite direction of the two bases, the two ends of the supporting strip block respectively penetrate through the base at one side of the supporting strip block and can be in sliding fit with the bases along the opposite direction of the two bases, the projection of the slide hole along the vertical direction is positioned in the projection of the corresponding supporting strip block along the vertical direction, and the wheel groups comprise slide, the bottom of the sliding seat is provided with a universal wheel, the projection of the universal wheel along the vertical direction is positioned in the projection of the corresponding sliding seat along the vertical direction, the position of the supporting bar block close to one side of the hydraulic pushing cylinder is provided with a limiting clamping hole with the cross section shape consistent with that of the sliding hole, the top of the sliding seat can extend into the limiting clamping hole to limit the movement of the supporting bar block along the extending direction, when the top of the sliding seat is abutted against the corresponding supporting bar block, the universal wheel can extend out of the lower part of the base to slide on the ground, when the sliding seat limits the support bar block, one end of the support bar block, which is far away from the hydraulic push cylinder, can extend out of the outer side of the base, a support stud which is in threaded fit with the support bar block is arranged at one end of the support bar block, which is far away from the hydraulic push cylinder, in a penetrating manner along the vertical direction, and a support foot plate which is horizontally arranged is fixedly connected to the lower end of the support stud.

10. The cable drum pay-off rack of claim 9, wherein: the slide is vertical extension's cylindric structure and its top is convex end, support the stick orientation in follow on one side of base direction support stick length direction extends and is provided with guide strip groove, guide strip groove's one end with spacing calorie of hole intercommunication, the other end extend towards in support double-screw bolt place one side direction, guide strip groove's cross-section arc shape with the cross-section arc shape of convex end is unanimous on the slide, convex end on the slide is arranged in and is followed its length direction and rather than sliding fit, and guide strip groove's groove depth is kept away from by it spacing calorie of hole's one end is towards becoming dark gradually in the other end.

Images