CN217522475U

CN217522475U - Lifting crossing frame for power transmission line construction

Info

Publication number: CN217522475U
Application number: CN202221435612.XU
Authority: CN
Inventors: 王建宏; 李�杰; 夏治侃
Original assignee: Wenshan Power Supply Bureau of Yunnan Power Grid Co Ltd
Current assignee: Wenshan Power Supply Bureau of Yunnan Power Grid Co Ltd
Priority date: 2022-06-10
Filing date: 2022-06-10
Publication date: 2022-09-30
Anticipated expiration: 2032-06-10

Abstract

The utility model discloses a transmission line construction is with lift crossing structure relates to electric power construction technical field, including the supporting seat, one side on supporting seat top is fixed to be equipped with two and rotates the seat, rotates between two and is connected with the backup pad, and the board groove has been seted up to the inside of backup pad, and the middle part in board groove is rotated and is connected with the connection lead screw, and the inside sliding connection in board groove has the movable plate, and the through-hole has been seted up at the middle part of movable plate, and the inside fixed screw-nut who is equipped with and is connected lead screw threaded connection of through-hole, and a plurality of wire casing has been seted up to the one end of movable plate, the beneficial effects of the utility model are that: the positive and negative rotation motor can drive the driving gear to rotate through the arrangement, the driving gear can drive the connecting screw rod to rotate under the meshing fit of the driving gear and the driven gear, and the movable plate is driven to move under the threaded fit of the connecting screw rod and the screw rod nut and the sliding fit of the sliding block and the sliding groove, so that the height is set up in an adjusting mode.

Description

Lifting crossing frame for power transmission line construction

Technical Field

The utility model relates to a crossing structure, in particular to transmission line construction is with lift crossing structure belongs to electric power construction technical field.

Background

The power line is mainly divided into a power transmission line and a power distribution line; the transmission line generally has higher voltage grade, large magnetic field intensity and long air (electric arc) breakdown distance; the method is characterized in that electricity generated by a power plant is boosted by a booster station and then is transmitted to each transformer substation, then the transformer substations are connected in series and in parallel to form a power transmission line network, and lines connected between nodes on the power transmission line network are power transmission lines. In the erection construction process of the power line overhead line, the high-voltage power line often needs to cross over the low-voltage power overhead line, the communication line, the optical cable line and other obstacles, and when the crossing occurs, the crossing frame is usually needed to be used, the currently used crossing frame is inconvenient to adjust the height, and is inconvenient to fold and store when not in use, and the occupied space is large.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a transmission line construction is with lift crossing structure to the problem of folding the accomodating is not convenient for when not using is adjusted the height to the not convenient for of proposing among the above-mentioned background art of solution.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a transmission line construction is with lift crossing structure, includes the supporting seat, one side on supporting seat top is fixed to be equipped with two and rotates the seat, two rotate and to be connected with the backup pad between the seat, the board groove has been seted up to the inside of backup pad, the middle part in board groove rotates and is connected with connecting screw, the inside sliding connection in board groove has the movable plate, the through-hole has been seted up at the middle part of movable plate, the inside fixed screw-nut who is equipped with and connects screw threaded connection of through-hole, a plurality of wire casing has been seted up to the one end of movable plate, the groove of accomodating has been seted up at the middle part on supporting seat top, one side of backup pad is equipped with drive assembly.

Preferably, the drive assembly includes driven gear, mount, positive reverse motor and driving gear, driven gear is fixed to be set up the one end of connecting the lead screw, the mount is fixed to be set up one side of backup pad, positive reverse motor is fixed to be set up the one end of mount, the driving gear is fixed to be set up on the transmission shaft of positive reverse motor, the driving gear is connected with the driven gear meshing.

Preferably, one side of the supporting seat is provided with a rotating groove corresponding to the driven gear.

Preferably, the fixed first articulated seat that is equipped with in inside of accomodating the groove, first articulated seat is articulated with adjustment cylinder's one end, the fixed articulated seat of second that is equipped with of opposite side of backup pad, the articulated seat of second is articulated with adjustment cylinder's piston rod.

Preferably, the sliding grooves are formed in the two sides of the plate groove, the sliding blocks are fixedly arranged on the two sides of the moving plate, and the two sliding grooves are respectively in sliding connection with the two sliding blocks.

Preferably, four corners of supporting seat bottom are all fixed and are equipped with the support column, four the bottom of support column is all fixed and is equipped with the universal wheel, the fixed push rod that is equipped with of opposite side of supporting seat.

Preferably, a switch panel is fixedly arranged in the middle of one side of the supporting seat, an adjusting cylinder switch and a forward and reverse rotation motor switch are respectively arranged on the surface of the switch panel, and the adjusting cylinder and the forward and reverse rotation motor are respectively electrically connected with the power supply through the adjusting cylinder switch and the forward and reverse rotation motor switch.

Compared with the prior art, the utility model provides a pair of transmission line construction is with lift crossing structure has following beneficial effect:

1. the driving gear can be driven to rotate through the arranged forward and reverse rotating motor, the connecting screw rod can be driven to rotate under the meshing fit of the driving gear and the driven gear, and the moving plate is driven to move under the threaded fit of the connecting screw rod and the screw rod nut and the sliding fit of the sliding block and the sliding groove, so that the erection height is adjusted;

2. the supporting plate can be driven to rotate through the rotating seat through the arranged adjusting cylinder, the erection angle of the supporting plate can be conveniently adjusted, the adjusting cylinder can be accommodated through the arranged accommodating groove, the supporting plate can be conveniently folded, and the occupied space is reduced;

3. the movement of the spanning frame is facilitated by the arrangement of four universal wheels and a push rod.

Drawings

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

FIG. 2 is a schematic view of the back structure of the present invention;

fig. 3 is a schematic sectional structure of the present invention;

fig. 4 is an enlarged schematic view of a portion a of fig. 2 according to the present invention;

fig. 5 is an enlarged schematic structural view of the driving assembly of the present invention;

fig. 6 is an enlarged schematic view of the support plate of the present invention;

fig. 7 is a schematic structural diagram of the moving plate of the present invention.

In the figure: 1. a supporting seat; 2. a support pillar; 3. a universal wheel; 4. a rotating seat; 5. a support plate; 6. a receiving groove; 7. a first hinge mount; 8. adjusting the air cylinder; 9. a second hinge mount; 10. a plate groove; 11. a chute; 12. moving the plate; 13. a slider; 14. a through hole; 15. a wire slot; 16. connecting a screw rod; 17. a feed screw nut; 18. a drive assembly; 1801. a driven gear; 1802. a fixed mount; 1803. a positive and negative rotation motor; 1804. a driving gear; 1805. a rotating groove; 19. a push rod; 20. a switch panel.

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 efforts all belong to the protection scope of the present invention.

Example 1:

referring to fig. 1-7, the utility model provides a lifting crossing frame for power transmission line construction, including a supporting seat 1, one side of the top end of the supporting seat 1 is fixedly provided with two rotating seats 4, a supporting plate 5 is rotatably connected between the two rotating seats 4, a plate groove 10 is arranged in the supporting plate 5, the middle part of the plate groove 10 is rotatably connected with a connecting screw rod 16, a moving plate 12 is slidably connected in the plate groove 10, the middle part of the moving plate 12 is provided with a through hole 14, a screw rod nut 17 in threaded connection with the connecting screw rod 16 is fixedly arranged in the through hole 14, one end of the moving plate 12 is provided with a plurality of wire grooves 15, the middle part of the top end of the supporting seat 1 is provided with an accommodating groove 6, and one side of the supporting plate 5 is provided with a driving component 18;

one side of the supporting seat 1 is provided with a rotating groove 1805 corresponding to the driven gear 1801;

a first hinge seat 7 is fixedly arranged inside the accommodating groove 6, the first hinge seat 7 is hinged with one end of the adjusting cylinder 8, a second hinge seat 9 is fixedly arranged on the other side of the supporting plate 5, and the second hinge seat 9 is hinged with a piston rod of the adjusting cylinder 8;

the two sides of the plate groove 10 are both provided with sliding grooves 11, the two sides of the moving plate 12 are both fixedly provided with sliding blocks 13, and the two sliding grooves 11 are respectively connected with the two sliding blocks 13 in a sliding manner;

the four corners at the bottom end of the supporting seat 1 are all fixedly provided with supporting columns 2, the bottom ends of the four supporting columns 2 are all fixedly provided with universal wheels 3, and the other side of the supporting seat 1 is fixedly provided with a push rod 19;

the fixed flush mounting plate of being equipped with 20 in the middle part of supporting seat 1 one side, flush mounting plate 20's surface is equipped with the adjustment cylinder switch, and adjustment cylinder 8 passes through adjustment cylinder switch and power electric connection.

Example 2:

the driving assembly 18 comprises a driven gear 1801, a fixing frame 1802, a forward and reverse rotation motor 1803 and a driving gear 1804, wherein the driven gear 1801 is fixedly arranged at one end of the connecting screw rod 16, the fixing frame 1802 is fixedly arranged at one side of the supporting plate 5, the forward and reverse rotation motor 1803 is fixedly arranged at one end of the fixing frame 1802, the driving gear 1804 is fixedly arranged on a transmission shaft of the forward and reverse rotation motor 1803, and the driving gear 1804 is in meshed connection with the driven gear 1801;

the surface of the switch panel 20 is provided with an adjusting cylinder switch, and the adjusting cylinder 8 is electrically connected with the power supply through the adjusting cylinder switch;

specifically, as shown in fig. 1, fig. 2, fig. 3, and fig. 4, the forward and reverse motor 1803 is controlled to operate by the forward and reverse motor switch, then the forward and reverse motor 1803 drives the driving gear 1804 to rotate, and then the connecting screw rod 16 is driven to rotate under the meshing engagement between the driving gear 1804 and the driven gear 1801.

The working principle is as follows: the crossing frame is moved to a construction site through four universal wheels 3 and a push rod 19, then a power supply is switched on, a piston rod of an adjusting cylinder 8 is controlled to extend through an adjusting cylinder switch, so that a support plate 5 is driven to rotate by taking a rotating seat 4 as an axis, the angle of the support plate 5 is adjusted, then a forward and reverse motor 1803 is controlled to work through a forward and reverse motor switch, the forward and reverse motor 1803 drives a driving gear 1804 to rotate, a connecting lead screw 16 is driven to rotate under the meshing matching of the driving gear 1804 and a driven gear 1801, a moving plate 12 is driven to move under the threaded matching of the connecting lead screw 16 and a lead screw nut 17 and the sliding matching of a slide block 13 and a sliding groove 11, the erection height of the moving plate 12 is adjusted, cables are erected through a wire groove 15, and after construction is completed, the forward and reverse motor 1803 is controlled to reverse through the forward and reverse motor switch, therefore, the moving plate 12 is accommodated in the plate groove 10 of the support plate 5, and the piston rod of the adjusting cylinder 8 is controlled to contract through the adjusting cylinder switch to fold the support plate 5, so that the occupied space is reduced.

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

1. A lifting crossing frame for power transmission line construction comprises a supporting seat (1) and is characterized in that, one side of the top end of the supporting seat (1) is fixedly provided with two rotating seats (4), a supporting plate (5) is rotatably connected between the two rotating seats (4), a plate groove (10) is formed in the supporting plate (5), the middle part of the plate groove (10) is rotatably connected with a connecting screw rod (16), a moving plate (12) is connected inside the plate groove (10) in a sliding manner, a through hole (14) is formed in the middle of the moving plate (12), a screw rod nut (17) which is in threaded connection with the connecting screw rod (16) is fixedly arranged in the through hole (14), a plurality of wire grooves (15) are formed in one end of the moving plate (12), a containing groove (6) is formed in the middle of the top end of the supporting seat (1), and a driving assembly (18) is arranged on one side of the supporting plate (5).

2. The lifting crossing frame for power transmission line construction according to claim 1, characterized in that: the driving assembly (18) comprises a driven gear (1801), a fixing frame (1802), a forward and reverse rotating motor (1803) and a driving gear (1804), the driven gear (1801) is fixedly arranged at one end of the connecting screw rod (16), the fixing frame (1802) is fixedly arranged on one side of the supporting plate (5), the forward and reverse rotating motor (1803) is fixedly arranged at one end of the fixing frame (1802), the driving gear (1804) is fixedly arranged on a transmission shaft of the forward and reverse rotating motor (1803), and the driving gear (1804) is meshed with the driven gear (1801) and connected.

3. The lifting crossing frame for power transmission line construction according to claim 1, characterized in that: one side of the supporting seat (1) is provided with a rotating groove (1805) corresponding to the driven gear (1801).

4. The lifting crossing frame for power transmission line construction according to claim 2, characterized in that: the inside of holding groove (6) is fixed and is equipped with first articulated seat (7), first articulated seat (7) are articulated with the one end of adjusting cylinder (8), the opposite side of backup pad (5) is fixed and is equipped with the articulated seat of second (9), the articulated seat of second (9) is articulated with the piston rod of adjusting cylinder (8).

5. The lifting crossing frame for power transmission line construction according to claim 1, characterized in that: the sliding grooves (11) are formed in the two sides of the plate groove (10), the sliding blocks (13) are fixedly arranged on the two sides of the moving plate (12), and the sliding grooves (11) are connected with the two sliding blocks (13) in a sliding mode respectively.

6. The lifting crossing frame for power transmission line construction according to claim 1, wherein: four corners of supporting seat (1) bottom are all fixed and are equipped with support column (2), four the bottom of support column (2) is all fixed and is equipped with universal wheel (3), the fixed push rod (19) that is equipped with of opposite side of supporting seat (1).

7. The lifting crossing frame for power transmission line construction according to claim 4, wherein: the middle part of supporting seat (1) one side is fixed and is equipped with flush mounting plate of switch (20), flush mounting plate of switch (20) surface is equipped with the air cylinder switch respectively and just reverses motor switch, air cylinder (8) and just reversing motor (1803) are respectively through air cylinder switch and just reversing motor switch and power electric connection.