CN212355985U

CN212355985U - Adjustable cable pay-off rack

Info

Publication number: CN212355985U
Application number: CN202020870987.3U
Authority: CN
Inventors: 李建军; 张牧晗; 殷宇
Original assignee: Beijing Longchangda Power Engineering Co ltd
Current assignee: Beijing Longchangda Power Engineering Co ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2021-01-15
Anticipated expiration: 2030-05-21

Abstract

The utility model relates to a cable pay off rack with adjustable belongs to electric power construction equipment field, and its technical scheme main points are including base and the pivot of level setting in the base top, detachable fixed mounting has along with the common pivoted cable drum of pivot in the pivot, install the lifting pivot in order to adjust on the base the elevating gear of cable drum position height, the support that slides that can follow the axis direction relative slip of pivot is installed to the both sides of base, will through elevating gear the cable drum lifts up the back, slides the support that slides makes the both ends of pivot are rotated and are connected in the support that slides of one side separately. The utility model has the advantages that can be under the prerequisite of practicing thrift the cost expenditure, comparatively convenient carry out the dismouting to the cable drum.

Description

Adjustable cable pay-off rack

Technical Field

The utility model belongs to the technical field of the electric power construction equipment and specifically relates to a cable pay off rack with adjustable.

Background

The pay-off rack is mechanical equipment for erecting cable reels and assisting workers in cable winding and unwinding, and is widely applied to a cable laying link in power engineering.

The traditional Chinese patent with reference to application number 201510210949.9 discloses a power cable paying-off device, which comprises an underframe, wherein wheels are installed on two sides of the underframe, a left vertical frame and a right vertical frame are arranged on the underframe, a fixed baffle disc is arranged on the vertical frame on one side, a movable baffle disc is arranged on the vertical frame on the other side, a threaded cylinder is arranged on the movable baffle disc and is in threaded connection with the vertical frames through the threaded cylinder, the rear end of the threaded cylinder is connected with a rotary disc, and a top shaft is fixed at the central positions of the fixed baffle disc and the movable baffle disc through bearings.

The above prior art solutions have the following drawbacks: the cable reel is usually hundreds of jin or even tons, and the installation process needs to employ a crane to hang the cable reel, however, the employment of the crane increases the cost of the project, and if the construction site is narrow, the crane cannot easily enter the construction site for working, so the improvement is still needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cable pay off rack with adjustable, its advantage can be under the prerequisite of practicing thrift the cost expenditure, comparatively convenient carry out the dismouting to the cable drum.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a cable pay-off rack with adjustable, includes that base and level set up the pivot in the base top, detachable fixed mounting has along with the common pivoted cable drum of pivot in the pivot, install the lifting pivot in order to adjust on the base the elevating gear of cable drum position height, the support that slides that can follow the axis direction relative slip of pivot is installed at the both ends of base, will through elevating gear the back is lifted to the cable drum, slides the support that slides makes the both ends of pivot are rotated and are connected in the support that slides of one side separately.

Through adopting above-mentioned technical scheme, during the installation, fix the pivot cartridge in the cable drum earlier, then drive elevating gear lifting pivot so that the cable drum rises to appointed height, the support that slides, the tip cartridge that makes the pivot on the support that slides of one side separately, need not to accomplish the installation to the cable drum with the help of the crane, whole installation is comparatively convenient simple, has saved the cost expenditure who hires the crane, the dismantlement process is opposite with the installation.

The utility model discloses further set up to: the lifting device comprises lifting cylinders which are oppositely arranged on two sides of the cable reel, the bottoms of the lifting cylinders are installed on the base through cylinder seats, and supporting components are installed at the tops of the lifting cylinders.

Through adopting above-mentioned technical scheme, can be comparatively convenient carry out the lifting to the cable drum through two lift cylinders of synchro control.

The utility model discloses further set up to: the supporting component comprises a connecting column, the bottom of the connecting column is in threaded connection with the end of a piston rod of the lifting cylinder, a supporting block is fixedly connected to the top of the connecting column, and a groove for the rotating shaft to be embedded into is formed in the top end of the supporting block.

Through adopting above-mentioned technical scheme, the lifting in-process, in the recess on the supporting shoe was embedded into to the pivot, the recess can carry on spacingly to the pivot, prevents that the pivot from breaking away from the supporting shoe by accident.

The utility model discloses further set up to: the cable reel includes the reel and the rigid coupling rim plate in the reel both sides, and the axle sleeve is worn to be equipped with coaxially in the inside of reel, and the both ends of axle sleeve stretch out the reel sets up, and the lateral surface rigid coupling of rim plate has a plurality of connecting rod, and a plurality of connecting rod all sets up along the radial direction of rim plate, and its one end rigid coupling that is close to the rim plate center is in on the axle sleeve.

Through adopting above-mentioned technical scheme, can make more firm being connected between axle sleeve and the rim plate through the connecting rod that sets up.

The utility model discloses further set up to: the both sides of cable drum are equipped with spacing subassembly in the pivot, spacing subassembly includes stop collar and spacing dish, the stop collar rigid coupling is in spacing dish deviates from the one end of axle sleeve, and spacing dish circumference is provided with a plurality of plug on to the terminal surface of axle sleeve, corresponds on the terminal surface of axle sleeve and has seted up and supply each plug male slot the plug cartridge will after targetting in place through the bolt the stop collar is fixed in the pivot.

Through adopting above-mentioned technical scheme, stop collar and pivot bolt fastening in the spacing subassembly, spacing dish is fixed with the rim plate cartridge of cable drum, and when artificial pulling cable, the cable drum can be through the pivot stable rotation between two supports that slide.

The utility model discloses further set up to: the sliding support comprises a bottom plate which is connected to the base in a sliding mode, two parallel guide rods are fixedly connected to the bottom plate in a vertical mode, a support is sleeved on the two guide rods, an adjusting block of the rotating shaft is installed on the adjusting block, a bearing seat is installed on the adjusting block, a bearing is installed inside the bearing seat, a bearing outer ring is fixedly connected with the bearing seat, and a bearing inner ring is fixedly connected with the rotating shaft through a bolt after extending out of the bearing seat.

Through adopting above-mentioned technical scheme, the setting up of bearing can make the pivot more steady of pivoted between two supports that slide, reduces the wearing and tearing of the support that slides to the pivot, has improved the life of pivot.

The utility model discloses further set up to: the bottom of bottom plate is provided with two sliders, and two sliders have seted up two confessions along the axis direction parallel arrangement of pivot on the base the gliding spout of slider, the one end that the cable drum was kept away from to the slider stretches out the bottom plate sets up, and the slider has the bolt of vertical setting in the position department threaded connection who stretches out the bottom plate, the tip butt of bolt at the tank bottom of spout.

Through adopting above-mentioned technical scheme, can restrict the support that slides and freely slide on the base, guarantee going on smoothly of unwrapping wire work.

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

1. during installation, the rotating shaft is inserted and fixed in the cable drum, then the lifting device is driven to lift the rotating shaft so as to enable the cable drum to rise to a specified height, the sliding supports are slid, the end portions of the rotating shaft are inserted and fixed on the sliding supports on one side of each rotating shaft, the cable drum can be installed without a crane, the dismounting process is opposite to the installation process, and the whole dismounting process is convenient and simple;

2. the inner ring of the bearing is fixed with the rotating shaft, the outer ring of the bearing is fixed with the bearing seat on the adjusting block, so that the abrasion of the adjusting block to the rotating shaft can be reduced in the paying-off process, and the service life of the rotating shaft is prolonged.

Drawings

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

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is a schematic structural view showing the lifting device.

Fig. 4 is a sectional view showing a connecting structure of the rotating shaft and the adjusting block.

Fig. 5 is a schematic structural diagram embodying the cable drum.

Fig. 6 is a sectional view showing a connecting structure of the rotating shaft and the cable drum.

In the figure, 1, a base; 11. a chute; 2. a slipping bracket; 21. a base plate; 22. a guide bar; 23. an adjusting block; 24. a slider; 3. a rotating shaft; 4. a cable reel; 41. a spool; 42. a wheel disc; 43. a shaft sleeve; 431. a slot; 44. a connecting rod; 5. a lifting device; 51. a lifting cylinder; 52. a cylinder block; 53. a support assembly; 531. connecting columns; 532. a support block; 533. a groove; 6. a bearing seat; 7. a bearing; 8. a limiting component; 81. a limiting sleeve; 82. a limiting disc; 821. and (4) a plug.

Detailed Description

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

Referring to fig. 1, for the utility model discloses a cable pay-off rack, including base 1 that is the rectangle form and the relative mounting support 2 that slides at base 1 both ends, two support 2 that slide can follow base 1's length direction relative slip, two levels are provided with pivot 3 between the support 2 that slide, detachable fixed mounting has cable drum 4 that can follow pivot 3 common rotation in the pivot 3, the cable winding is on cable drum 4, elevating gear 5 is installed on base 1 in cable drum 4's below both sides, can be with placing cable drum 4 lifting to the assigned height on base 1 through elevating gear 5, then slide support 2, make the both ends cartridge of pivot 3 on the support 2 that slides of one side separately, need not with the help of the crane, can realize the installation of cable drum 4, the high expense of hiring the crane has been saved.

Referring to fig. 1 and 3, the lifting device 5 includes two lifting cylinders 51 with the same model and vertically upward arrangement, cylinder bases 52 are installed at the bottoms of the two lifting cylinders 51, and the lifting cylinders 51 are fixed on the base 1 through the cylinder bases 52 by bolts. Supporting component 53 is installed at the top of lift cylinder 51, and supporting component 53 includes spliced pole 531, the bottom of spliced pole 531 and the tip threaded connection of lift cylinder 51's piston rod, and the top rigid coupling of spliced pole 531 has supporting shoe 532, has seted up on the supporting shoe 532 and has supplied 3 lapped recesses 533 of pivot. During installation, the cable reel 4 is placed on the base 1 firstly, then the rotating shaft 3 is inserted and fixed in the cable reel 4, the piston rod of the lifting cylinder 51 is in a withdrawing state, the horizontal height of the top surface of the supporting block 532 is lower than that of the rotating shaft 3, then the piston rod is driven to extend out, the rotating shaft 3 is overlapped in the grooves 533 of the two supporting blocks 532 in the extending process, the cable reel 4 can be adjusted to a specified height by simultaneously lifting the rotating shaft 3 through the two supporting blocks 532, and therefore the end portions of the rotating shaft 3 are inserted into the sliding supports 2 on one side of each other subsequently.

Referring to fig. 1 and 2, specifically, the sliding support 2 includes a rectangular bottom plate 21, two guide rods 22 arranged in parallel are vertically and fixedly connected to the bottom plate 21, an adjusting block 23 for supporting the rotating shaft 3 is sleeved on the two guide rods 22, and the adjusting block 23 can slide up and down along the guide rods 22. Two sliding blocks 24 are formed at the bottom of the bottom plate 21, the two sliding blocks 24 are arranged in parallel along the axis direction of the rotating shaft 3, a sliding groove 11 is formed in the base 1 corresponding to the sliding blocks 24, and the sliding blocks 24 are connected in the sliding groove 11 in a sliding manner. After the lifting device 5 adjusts the cable reel 4 to a designated height, the sliding brackets 2 are slid, so that the end parts of the rotating shafts 3 are inserted into the adjusting blocks 23 on the sliding brackets 2 on one side, and then bolts are horizontally screwed into the guide rods 22 on the lower edges of the adjusting blocks 23 to limit the downward sliding of the adjusting blocks 23, so that the rotating shafts 3 can be stably supported between the two sliding brackets 2. One end of the sliding block 24, which is far away from the cable reel 4, extends outwards from the bottom plate 21, and the bolt is vertically screwed into the position where the sliding block 24 extends out of the bottom plate 21, so that the end part of the bolt is abutted against the sliding groove 11 on the base 1, and the sliding support 2 is limited to freely slide on the base 1.

Referring to fig. 1 and 4, in order to make the cable reel 4 rotate more stably between the two sliding supports 2, a bearing seat 6 is mounted on an adjusting block 23, a bearing 7 is mounted inside the bearing seat 6, an outer ring of the bearing 7 is fixedly connected with the bearing seat 6, an inner ring of the bearing 7 extends out of the bearing seat 6 and then is fixedly connected with the rotating shaft 3 through a bolt, and the arrangement of the bearing 7 can reduce the abrasion on the end part of the rotating shaft 3 and prolong the service life of the rotating shaft 3.

Referring to fig. 5, the cable reel 4 includes a winding reel 41 and two wheel discs 42, two wheel discs 42 are fixedly mounted on two sides of the winding reel 41, a cable is wound on the winding reel 41, the winding reel 41 is of a hollow cylindrical structure, a shaft sleeve 43 is arranged in the winding reel 41 in a penetrating manner, two end portions of the shaft sleeve 43 slightly extend out of the winding reel 41, a plurality of connecting rods 44 are welded on the outer side face of the wheel disc 42, the connecting rods 44 are uniformly distributed along the radial direction of the wheel disc 42, and one end of the connecting rods, which is close to the center of the wheel disc 42, is welded and fixed on.

Referring to fig. 1 and 6, the both sides of cable drum 4 are equipped with spacing subassembly 8 on pivot 3 cover, spacing subassembly 8 includes stop collar 81 and spacing dish 82, the one end that the stop collar 81 rigid coupling deviates from axle sleeve 43 at spacing dish 82, spacing dish 82 is provided with a plurality of plug 821 towards circumference on the terminal surface of axle sleeve 43, supply each plug 821 male slot 431 on the terminal surface of axle sleeve 43 to correspond to offer, after plug 821 cartridge targets in place, fix stop collar 81 on pivot 3 through the bolt, the unwrapping wire in-process, when artificial pulling cable, cable drum 4 can be through pivot 3 stable rotation between two support 2 that slide.

The utility model discloses an implement the principle and do: during the installation, pass cable drum 4 with pivot 3 earlier, adopt spacing subassembly 8 fixed with cable drum 4 and pivot 3, then through two lift cylinders 51 with cable drum 4 lifting to appointed height, two support 2 that slide on the sliding bottom seat 1 make the tip of pivot 3 cartridge respectively on the support 2 that slides of one side separately, need not with the help of the crane, can accomplish the installation to cable drum 4, easy operation is convenient, the dismantlement process is opposite with the installation, here is no longer repeated.

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 pay off rack with adjustable which characterized in that: including pivot (3) of base (1) and level setting in base (1) top, detachable fixed mounting has cable drum (4) along with pivot (3) common pivoted in pivot (3), install lifting pivot (3) in order to adjust on base (1) cable drum (4) position height's elevating gear (5), the support (2) that slides that can follow the axis direction relative slip of pivot (3) is installed at the both ends of base (1), will through elevating gear (5) cable drum (4) lifts up the back, slides support (2) slides makes the both ends of pivot (3) are rotated and are connected in support (2) that slide of one side separately.

2. The adjustable cable pay-off rack according to claim 1, wherein: the lifting device (5) comprises lifting cylinders (51) which are oppositely arranged on two sides of the cable reel (4), the bottoms of the lifting cylinders (51) are installed on the base (1) through cylinder seats (52), and supporting components (53) are installed at the tops of the lifting cylinders (51).

3. The adjustable cable pay-off rack according to claim 2, wherein: the supporting component (53) comprises a connecting column (531), the bottom of the connecting column (531) is in threaded connection with the end of a piston rod of the lifting cylinder (51), a supporting block (532) is fixedly connected to the top of the connecting column (531), and a groove (533) for the rotating shaft (3) to be embedded into is formed in the top end of the supporting block (532).

4. The adjustable cable pay-off rack according to claim 1, wherein: cable reel (4) include reel (41) and rigid coupling rim plate (42) in reel (41) both sides, and axle sleeve (43) are worn to be equipped with coaxially in the inside of reel (41), and the both ends of axle sleeve (43) are stretched out reel (41) set up, and the lateral surface rigid coupling of rim plate (42) has a plurality of connecting rod (44), and the radial direction setting of rim plate (42) is all followed in a plurality of connecting rod (44), and its one end rigid coupling that is close to rim plate (42) center is in on axle sleeve (43).

5. The adjustable cable pay-off rack according to claim 4, wherein: the utility model discloses a cable drum, including pivot (3), the both sides of cable drum (4) are equipped with spacing subassembly (8) on pivot (3) in a cover, spacing subassembly (8) include stop collar (81) and spacing dish (82), stop collar (81) rigid coupling is in spacing dish (82) deviate from the one end of axle sleeve (43), and spacing dish (82) circumference is provided with a plurality of plug (821) on facing the terminal surface of axle sleeve (43), and corresponding on the terminal surface of axle sleeve (43) is seted up and is supplied each plug (821) male slot (431) to correspond after plug (821) cartridge targets in place, will through the bolt stop collar (81) are fixed on pivot (3).

6. The adjustable cable pay-off rack according to claim 1, wherein: sliding support (2) include bottom plate (21) of sliding connection on base (1), vertical rigid coupling has guide arm (22) of two parallels on bottom plate (21), and the cover is equipped with the support on two guide arm (22) regulating block (23) of pivot (3), install bearing frame (6) on regulating block (23), the internally mounted of bearing frame (6) has bearing (7), bearing (7) outer lane and bearing frame (6) rigid coupling, and bearing (7) inner circle stretches out behind bearing frame (6) through bolt and pivot (3) rigid coupling.

7. The adjustable cable pay-off rack according to claim 6, wherein: the bottom of bottom plate (21) is provided with two sliders (24), and two confession have been seted up on base (1) along the axis direction parallel arrangement of pivot (3) in two sliders (24) gliding spout (11), and the one end that cable drum (4) were kept away from in slider (24) stretches out bottom plate (21) setting, and slider (24) are located threaded connection in the position department that stretches out bottom plate (21) has the bolt of vertical setting, and the tip butt of bolt is at the tank bottom of spout (11).