CN212668793U - Pay-off is used in power transmission line construction - Google Patents

Abstract

The utility model discloses a pay-off device for power transmission line construction, which comprises a bottom plate, four corners at the bottom of the bottom plate are mutually symmetrical and fixedly connected with universal wheels through screws, a second sleeve and two first sleeves are respectively welded on the upper surface of the bottom plate, the bottom of the inner side wall of each first sleeve is fixedly connected with a first spring, and one end of each first spring, which is far away from the corresponding first sleeve, is fixedly connected with a first supporting column; through the universal wheel, the collocation setting of first spring and bottom plate isotructure, make this device be convenient for remove, and have support and absorbing effect to first support column and roll body isotructure, avoid receiving the damage because of vibrations in the removal process, collocation setting through roll body and support rod isotructure is convenient for carry out the unwrapping wire work, through the ring body, the collocation setting of second spring and arc pole isotructure can carry out the centre gripping with the cable, and can the cable of the different diameter specifications of self-adaptation, prevent the automatic shrink of cable, convenient to use.

Description

Pay-off is used in power transmission line construction

Technical Field

The utility model relates to a power transmission line construction unwrapping wire technical field specifically is a pay-off is used in power transmission line construction.

Background

As is well known, line construction refers to the construction of power transmission lines. The line construction mainly includes the construction steps such as digging pit, pole setting, unwrapping wire, wire connection, stringing, doing the acting as go-between, at present, all use the pay off rack in the unwrapping wire stage usually, rotate the pay off barrel through the pay off rack on and realize the delivery of cable, among the prior art, after stopping the unwrapping wire, the cable on the pay off barrel is because self tensile force can take place toward retrieving the situation of contracting automatically to influence people's work efficiency, the use of people of not being convenient for. The existing pay-off device for power transmission line construction is mostly carried by vehicles, the vehicles are required to be driven when the pay-off device is moved in construction sites, automobile energy is wasted, occupied area of the vehicles is large when the vehicles are parked, traffic is affected frequently, and the pay-off rack is inconvenient to move, so that the pay-off device is inconvenient to use;

the invention is disclosed in China: CN209853465U discloses a paying-off device for construction of power transmission line, which is provided with a paying-off rack, a paying-off barrel and a rotating shaft sleeved on the paying-off barrel, wherein the paying-off barrel and the rotating shaft are arranged on the paying-off rack, when in use, one end of a cable on the paying-off barrel passes through a through hole and then passes through a through groove arranged on the paying-off barrel, when the cable moves, the cable can drive a rotating block to rotate, so that the cable can be smoothly paid off, when the paying-off is stopped, the rotating block can return to the original position through the tension of a torsion spring, the side wall of the rotating block is arranged against the cable, when the cable automatically contracts backwards, the rotating block can rotate a certain angle through friction force, meanwhile, through the through groove, the rotating angle of the rotating block can be limited, and the rotating block can extrude the cable, so that the automatic contraction of the cable can be prevented, but the device is lack of a moving device, so that the device is inconvenient, therefore, a pay-off device for power transmission line construction is proposed.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a pay-off is used in power transmission line construction.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a pay-off device for power transmission line construction comprises a bottom plate, universal wheels are fixedly connected to the four corners of the bottom plate symmetrically through screws, a second sleeve and two first sleeves are welded to the upper surface of the bottom plate respectively, a first spring is fixedly connected to the bottom of the inner side wall of each first sleeve, a first supporting column is fixedly connected to one end, far away from the first sleeve, of each first spring, a groove is formed in the top of each first supporting column, the inner side walls of the two grooves are rotatably connected with a first supporting rod through bearings, a roller body and two cones are slidably connected to the outer side wall of each first supporting rod respectively, a second fixing bolt is in threaded connection with the outer side wall of each cone, the bottom end of each second fixing bolt penetrates through the inner side wall of each cone, cables are wound on the outer side wall of the roller body, and a second supporting column is slidably connected to the inner, the second support column is kept away from the telescopic one end welding of second has the ring body, the three second spring of inside wall fixedly connected with of ring body, the second spring is kept away from the one end fixedly connected with arc pole of ring body inside wall, it is three the inside wall sliding connection of arc pole in the lateral wall of cable.

Preferably, the outer side wall of the first supporting rod is symmetrically and slidably connected with two limiting plates, the outer side wall of each limiting plate is in threaded connection with a first fixing bolt, and the bottom end of each first fixing bolt penetrates through the inner side wall of each limiting plate.

Preferably, the bottom of the inner side wall of the second sleeve is fixedly connected with a third spring, and one end, far away from the second sleeve, of the third spring is fixedly connected to the bottom of the second supporting column.

Preferably, the top of first support column is the first body of rod of fixedly connected with and the second body of rod respectively, the lateral wall of the first body of rod articulates there is the cutting ferrule, the inside wall of cutting ferrule with the lateral wall joint of the second body of rod, the bottom of cutting ferrule is located the top of recess and with the top of first support column pastes mutually.

Preferably, the upper surface of the bottom plate is symmetrically welded with two first fixing rods, two the first fixing rods are far away from the one end of the bottom plate is welded with a second fixing rod, the outer side wall of the second fixing rod is symmetrically fixedly connected with two fourth fixing rods, two the fourth fixing rods are far away from the one end of the second fixing rod is fixedly connected with a fifth fixing rod, the outer side wall of the first fixing rod is welded with a third fixing rod, and the third fixing rod is far away from the one end of the first fixing rod is fixedly connected with the adjacent outer side wall of the fourth fixing rod.

Preferably, two first stoppers of lateral wall symmetry fixedly connected with of first bracing column, first stopper is kept away from one side sliding connection of first bracing column in the inside wall of first stopper, the last fixed surface of first stopper is connected with the fourth spring, the fourth spring is kept away from the one end fixed connection of first stopper in first telescopic inside wall top.

(III) advantageous effects

Compared with the prior art, the utility model provides a pay-off is used in power transmission line construction possesses following beneficial effect: through the universal wheel, the collocation setting of first spring and bottom plate isotructure, make this device be convenient for remove, and have support and absorbing effect to first support column and roll body isotructure, avoid receiving the damage because of vibrations in the removal process, collocation setting through roll body and support rod isotructure is convenient for carry out the unwrapping wire work, through the ring body, the collocation setting of second spring and arc pole isotructure can carry out the centre gripping with the cable, and can the cable of the different diameter specifications of self-adaptation, prevent the automatic shrink of cable, convenient to use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a portion of the enlarged structure of FIG. 1;

FIG. 3 is a schematic structural view of the middle ring body of the present invention;

FIG. 4 is a schematic structural view of a roller body of the present invention;

fig. 5 is a schematic structural diagram of the middle cone of the present invention.

In the figure: 1. a base plate; 2. a universal wheel; 3. a first sleeve; 4. a first spring; 5. a first support column; 6. a first support bar; 7. a roller body; 8. a cable; 9. a second sleeve; 10. a second support column; 11. a ring body; 12. a second spring; 13. an arcuate bar; 14. a third spring; 17. a first stopper; 18. a fourth spring; 19. a first fixing lever; 20. a second fixing bar; 21. a third fixing bar; 22. a fourth fixing bar; 23. a fifth fixing bar; 24. a first rod body; 25. a second rod body; 26. a card sleeve; 27. a limiting plate; 28. a first fixing bolt; 29. a cone; 30. a second fixing bolt; 31. and (4) a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-5, the present invention provides a technical solution: a pay-off device for power transmission line construction comprises a bottom plate 1, universal wheels 2 are fixedly connected to the bottom four corners of the bottom plate 1 symmetrically through screws, a second sleeve 9 and two first sleeves 3 are welded to the upper surface of the bottom plate 1 respectively, a first spring 4 is fixedly connected to the bottom of the inner side wall of each first sleeve 3, a first support column 5 is fixedly connected to one end, far away from each first sleeve 3, of each first spring 4, a groove 31 is formed in the top of each first support column 5, the inner side walls of the two grooves 31 are rotatably connected with a first support rod 6 through bearings, a roller body 7 and two cone bodies 29 are slidably connected to the outer side wall of each first support rod 6 respectively, a second fixing bolt 30 is connected to the outer side wall of each cone body 29 in a threaded mode, the bottom end of each second fixing bolt 30 penetrates through the inner side wall of each cone body 29, a cable 8 is wound on the outer side wall of each, one end of the second support column 10 far away from the second sleeve 9 is welded with a ring body 11, the inner side wall of the ring body 11 is fixedly connected with three second springs 12, one end of each second spring 12 far away from the inner side wall of the ring body 11 is fixedly connected with an arc-shaped rod 13, and the inner side walls of the three arc-shaped rods 13 are slidably connected to the outer side wall of the cable 8.

In this embodiment, specifically: the outer side wall of the first support rod 6 is symmetrically connected with two limiting plates 27 in a sliding manner, the outer side wall of each limiting plate 27 is connected with a first fixing bolt 28 in a threaded manner, and the bottom end of each first fixing bolt 28 penetrates through the inner side wall of each limiting plate 27; through the setting of first fixing bolt 28, can be so that limiting plate 27 and first bracing piece 6 fixed connection, limiting plate 27's setting can have spacing effect to first bracing piece 6, prevents that first bracing piece 6 from sliding in the bearing.

In this embodiment, specifically: the bottom of the inner side wall of the second sleeve 9 is fixedly connected with a third spring 14, and one end, far away from the second sleeve 9, of the third spring 14 is fixedly connected to the bottom of the second support column 10; the third spring 14 is arranged to support the second support column 10.

In this embodiment, specifically: the top of the first support column 5 is fixedly connected with a first rod body 24 and a second rod body 25 respectively, the outer side wall of the first rod body 24 is hinged with a clamping sleeve 26, the inner side wall of the clamping sleeve 26 is clamped with the outer side wall of the second rod body 25, and the bottom of the clamping sleeve 26 is positioned above the groove 31 and attached to the top of the first support column 5; the clamping sleeve 26 is clamped with the second rod body 25, so that the first support rod 6 can be limited.

In this embodiment, specifically: two first fixing rods 19 are symmetrically welded on the upper surface of the bottom plate 1, a second fixing rod 20 is welded at one end, away from the bottom plate 1, of each first fixing rod 19, two fourth fixing rods 22 are symmetrically and fixedly connected to the outer side wall of each second fixing rod 20, a fifth fixing rod 23 is fixedly connected at one end, away from the second fixing rod 20, of each fourth fixing rod 22, a third fixing rod 21 is welded on the outer side wall of each first fixing rod 19, and one end, away from the first fixing rod 19, of each third fixing rod 21 is fixedly connected to the outer side wall of the adjacent fourth fixing rod 22; through the setting of second dead lever 20, third dead lever 21 and first dead lever 19, utilize the law of trigonometry, can be more firm to the support of fourth dead lever 22, promote the use of fifth dead lever 23 cooperation universal wheel 2, be convenient for remove this device.

In this embodiment, specifically: the outer side wall of the first support column 5 is symmetrically and fixedly connected with two first limiting blocks 17, one side, away from the first support column 5, of each first limiting block 17 is connected to the inner side wall of each first limiting block 17 in a sliding mode, the upper surface of each first limiting block 17 is fixedly connected with a fourth spring 18, and one end, away from the first limiting block 17, of each fourth spring 18 is fixedly connected to the top of the inner side wall of the first sleeve 3; when the first support column 5 exerts pressure upwards, the first support column 5 drives the first limiting block 17 to move upwards, so that the first limiting block 17 extrudes the fourth spring 18, the fourth spring 18 can reduce the pressure exerted by the first limiting block 17 after being extruded, and generates reverse thrust to the first limiting block 17 to promote the first limiting block 17 to reset.

To sum up, the working principle and the working process of the pay-off device for power transmission line construction are that when in use, the first supporting rod 6 penetrates through the inner ring of the roller body 7, the two sides of the roller body 7 are clamped by the two cones 29, then the second fixing bolt 30 is rotated to enable the bottom of the second fixing bolt 30 to be clung to the first supporting rod 6, so that the cones 29 and the first supporting rod 6 are fixedly connected, the two limiting plates 27 are sleeved on the outer side wall of the first supporting rod 6, then the outer side wall of the first supporting rod 6 is symmetrically connected with the two bearings in a sliding manner, the two bearings are respectively placed into the two grooves 31, so that the first supporting rod 6 can rotate in the grooves 31 by virtue of the bearings, then the two limiting plates 27 are slid to enable the two limiting plates 27 to be respectively clung to one side of the adjacent first supporting column 5, and then the first fixing bolt 28 is rotated, the bottom end of the first fixing bolt 28 is tightly attached to the first support rod 6, so that the limit plate 27 is fixedly connected with the first support rod 6, the limit plate 27 can have a limiting effect on the first support rod 6, the first support rod 6 is prevented from sliding in a bearing, the clamping sleeve 26 is rotated on the outer side wall of the first rod body 24, the clamping sleeve 26 is clamped with the second rod body 25 and can have a limiting effect on the bearing, the bearing and the first support rod 6 are prevented from falling off due to road jolt, one end of the cable 8 penetrates through the three arc-shaped rods 13, the arc-shaped rods 13 extrude the second spring 12 to adjust the distance between the arc-shaped rods 13 and the ring body 11, so that the positions of the arc-shaped rods 13 can be changed according to the diameter of the cable 8, the arc-shaped rods 13 are pushed by the second spring 12, the three arc-shaped rods 13 are mutually matched, the cable 8 is clamped, and the friction force between the arc-shaped rods 13 and the cable 8 is, the situation that the cable 8 automatically contracts back due to self tension after being pulled out is prevented, the bottom plate 1 can respectively fix and support the first sleeve 3, the second sleeve 9 and the first fixing rod 19, the first fixing rod 19 can respectively fix and support the second fixing rod 20 and the third fixing rod 21, the third fixing rod 21 and the second fixing rod 20 both have fixing and supporting effects on the fourth fixing rod 22, the fourth fixing rod 22 has fixing and supporting effects on the fifth fixing rod 23, the fifth fixing rod 23 is pushed to be matched with the universal wheel 2, the device is convenient to move, when the device encounters a road bumpy road section, the roller body 7 can extrude the first supporting column 5 through a bearing due to inertia, the first supporting column 5 can extrude the first spring 4 when being extruded, and the first spring 4 can reduce the pressure applied by the first supporting column 5 after being extruded, meanwhile, the reverse thrust can be generated to the first supporting column 5, so that the first supporting column 5 is reset, the influence caused by vibration is reduced, when the first supporting column 5 exerts upward pressure, the first supporting column 5 drives the first limiting block 17 to move upward, so that the first limit block 17 extrudes the fourth spring 18, the fourth spring 18 can reduce the pressure applied by the first limit block 17 after being extruded, and generate a reverse thrust to the first limit block 17 to drive the first limit block 17 to reset, when the ring body 11 applies pressure to the second supporting column 10 due to road bumps, the second supporting column 10 applies pressure to the third spring 14, and when the third spring 14 is compressed, the pressure applied by the second supporting column 10 is reduced, meanwhile, a reverse thrust is generated on the second supporting column 10, so that the second supporting column 10 is reset, the influence caused by vibration is reduced, and the service life of the device is prolonged.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a pay-off is used in power transmission line construction, includes bottom plate (1), its characterized in that: the bottom four corners of the bottom plate (1) are mutually symmetrical and are fixedly connected with universal wheels (2) through screws, a second sleeve (9) and two first sleeves (3) are welded on the upper surface of the bottom plate (1) respectively, a first spring (4) is fixedly connected to the bottom of the inner side wall of each first sleeve (3), one end, far away from the first sleeve (3), of each first spring (4) is fixedly connected with a first supporting column (5), a groove (31) is formed in the top of each first supporting column (5), the inner side walls of the two grooves (31) are rotatably connected with a first supporting rod (6) through bearings, the outer side wall of each first supporting rod (6) is slidably connected with a roller body (7) and two cones (29) respectively, a second fixing bolt (30) is in threaded connection with the outer side wall of each cone (29), and the bottom end of each second fixing bolt (30) penetrates through the inner side wall of each cone (29), the utility model discloses a roll body, including roll body (7), the lateral wall of roll body (7) is around being equipped with cable (8), the inside wall sliding connection of second sleeve (9) has second support column (10), second support column (10) are kept away from the one end welding of second sleeve (9) has ring body (11), the three second spring of inside wall fixedly connected with (12) of ring body (11), second spring (12) are kept away from the one end fixedly connected with arc pole (13) of ring body (11) inside wall, it is three the inside wall sliding connection of arc pole (13) in the lateral wall of cable (8).

2. The pay-off device for construction of power feeding line as claimed in claim 1, wherein: the outer side wall of the first supporting rod (6) is symmetrically and slidably connected with two limiting plates (27), the outer side wall of each limiting plate (27) is in threaded connection with a first fixing bolt (28), and the bottom end of each first fixing bolt (28) penetrates through the inner side wall of each limiting plate (27).

3. The pay-off device for construction of power feeding line as claimed in claim 1, wherein: the bottom of the inner side wall of the second sleeve (9) is fixedly connected with a third spring (14), and one end, far away from the second sleeve (9), of the third spring (14) is fixedly connected to the bottom of the second supporting column (10).

4. The pay-off device for construction of power feeding line as claimed in claim 1, wherein: the top of first support column (5) is the first body of rod of fixedly connected with (24) and the second body of rod (25) respectively, the lateral wall of the first body of rod (24) articulates there is cutting ferrule (26), the inside wall of cutting ferrule (26) with the lateral wall joint of the second body of rod (25), the bottom of cutting ferrule (26) is located the top of recess (31) and with the top of first support column (5) is pasted mutually.

5. The pay-off device for construction of power feeding line as claimed in claim 1, wherein: the utility model discloses a fixing device for fixing a base plate, including bottom plate (1), bottom plate (1) and first dead lever (19), two the first dead lever (19) are kept away from the one end welding of bottom plate (1) has second dead lever (20), two fourth dead lever (22) of lateral wall symmetry fixedly connected with of second dead lever (20), two fourth dead lever (22) are kept away from the one end fixedly connected with fifth dead lever (23) of second dead lever (20), first dead lever (19) lateral wall welding has third dead lever (21), keep away from third dead lever (21) the one end fixed connection of first dead lever (19) is adjacent the lateral wall of fourth dead lever (22).

6. The pay-off device for construction of power feeding line as claimed in claim 1, wherein: two first stopper (17) of lateral wall symmetry fixedly connected with of first support column (5), keep away from first stopper (17) one side sliding connection in one side of first support column (5) in the inside wall of first stopper (17), the last fixed surface of first stopper (17) is connected with fourth spring (18), keep away from fourth spring (18) the one end fixed connection of first stopper (17) in the inside wall top of first sleeve (3).

Images