CN214273120U

CN214273120U - Protective safety structure of fuse of downlead of iron tower with built-in current collection circuit

Info

Publication number: CN214273120U
Application number: CN202022141830.XU
Authority: CN
Inventors: 李旭
Original assignee: Huaneng Dali Wind Power Co ltd
Current assignee: Huaneng Dali Wind Power Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-09-24
Anticipated expiration: 2030-09-25

Abstract

The utility model provides a protective safety structure of a fuse of a downlead of an iron tower with a built-in collecting line, which comprises a tower frame, a protective cylinder and an insulated cable, wherein a maintenance platform is arranged at the inner side of the tower frame near the ground, and the maintenance platform keeps a spacing distance from the ground; and a fuse is arranged above the maintenance platform and is fixedly connected to the inner side of the tower frame through a support. The structure facilitates the replacement and installation of the fuse by workers, and improves the operation safety of the fuse.

Description

Protective safety structure of fuse of downlead of iron tower with built-in current collection circuit

Technical Field

The utility model relates to an iron tower installation and protection technical field particularly, relate to a built-in current collecting line iron tower downlead fuse protective safety structure.

Background

Each fan in the wind power plant can be provided with a terminal iron tower, a fuse is usually arranged outside the iron tower, when the wind power plant is in a plain area, the fuse is relatively easy to install, disassemble and replace when the iron tower is erected, when the iron tower is additionally arranged on a mountain land, an overhead current collection line is generally arranged on a hillside which is close to the fan in order to avoid surrounding trees and other obstacles, the ground clearance of the fuse is 3-6 meters when the fuse is usually arranged on the iron tower, if the fuse is required to be arranged under the side slope, the operation difficulty of workers can be increased, an independent operation platform is arranged outside the corresponding iron tower in a conventional mode, and the operation platform is small in space and lacks of protective measures because of operation on the hillside, and the operation safety risk of the workers is higher.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a built-in current collecting line iron tower downlead fuse protection safety structure makes maintenance platform more reliable and more stable, and is safer during the staff operation, and installs and change the fuse more convenient.

The embodiment of the utility model discloses a realize through following technical scheme: a protection safety structure of a fuse protector of a downlead of an iron tower with a built-in collecting line comprises a tower frame, a protection cylinder and an insulated cable, wherein a maintenance platform is arranged at the inner side of the tower frame close to the ground, and a spacing distance is kept between the maintenance platform and the ground; and a fuse is arranged above the maintenance platform and is fixedly connected to the inner side of the tower frame through a support.

Preferably, the tower is provided with a first support for erecting the maintenance platform, the first support is provided with a plurality of first mounting holes for connecting and fixing the maintenance platform through bolts, and the area of the maintenance platform is smaller than the cross section of the tower at the mounting position of the maintenance platform.

Preferably, the side of the maintenance platform is fixedly connected with an inclined ladder, the maintenance platform is provided with a second mounting hole, and the upper end of the inclined ladder is of a hook-shaped structure and is used for being hung and buckled in the second mounting hole.

Preferably, both ends of the fuse are connected with insulated cables, the insulated cables are connected with the protection cylinder which is connected with the ground from the inner side of the top of the tower frame, and the protection cylinder is inserted into the ground of the inner side of the tower frame and is close to the maintenance platform.

Preferably, a second support is erected and fixed at the top end of the tower, a wire slot clamping plate which is parallel to each other and arranged at an interval is arranged on the second support, a clamp for fixing an insulated cable is arranged on the wire slot clamping plate, the clamp comprises a supporting block fixed on the wire slot clamping plate, the supporting block is connected with a compression screw through a threaded hole, and one end of the compression screw is connected with a pressing block, so that the pressing block moves up and down.

The technical scheme of the embodiment of the utility model has following advantage and beneficial effect at least: the utility model discloses an iron tower is through setting up the inboard at the pylon with the maintenance platform, the maintenance platform keeps having the while of certain distance apart from ground, the fuse sets up in the position apart from platform top 3-4 meters, compared with the current platform that sets up aslope, bush weeds are bushy on every side, and this structure has made things convenient for staff's installation and change fuse, also safe and reliable more when operating on operation platform to the staff, under iron tower frame's protection, can effectually avoid trees on every side to lead to apart from electrified too close potential safety hazard, also can effectually take precautions against trees and touch electrified body under the weather of strong wind and heavy rain, cause the short circuit to discharge.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of an iron tower provided in embodiment 1 of the present invention;

fig. 2 is a schematic view of the down lead fuse and the maintenance platform of the present invention;

fig. 3 is a schematic view of a bracket for mounting a maintenance platform inside a tower according to the present invention;

FIG. 4 is a schematic view of the present invention with the maintenance platform installed inside the tower;

FIG. 5 is a schematic view of an insulated cable according to the present invention inserted from the top of the tower into the inside of the tower;

fig. 6 is the schematic view of the insulated cable fixed in the installation of the utility model.

Icon: 1-a tower frame, 2-a protective cylinder, 3-an insulated cable, 4-a fuse, 5-a first support, 51-a first mounting hole, 6-a maintenance platform, 61-a second mounting hole, 7-an inclined ladder, 8-a wire groove clamping plate, 9-a clamping hoop, 91-a support block, 92-a compression screw, 93-a pressing block and 10-a second support.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1 to 6, the embodiment is a protection safety structure of a downlead fuse of an iron tower with a built-in power collection line, and the protection safety structure comprises a tower frame 1, a protection cylinder 2 and an insulated cable 3, wherein a maintenance platform 6 is arranged at the inner side of the tower frame 1 near the ground, and the maintenance platform 6 keeps a spacing distance from the ground; maintenance platform 6's top is provided with fuse 4, fuse 4 passes through support fixed connection in pylon 1's inboard, this maintenance platform 6 traditional mounting means builds a platform outside the iron tower temporarily, there is great potential safety hazard to the staff change fuse 4, keep having the position of certain distance through changing maintenance platform 6 to the inside of pylon 1 and ground, so that the staff can contact fuse 4, when needing to operate fuse 4, the staff only need enter into pylon 1 inboard stand to maintenance platform 6 can, it is safer to compare with the maintenance platform 6 that sets up pylon 1 on slope, staff's the operation degree of difficulty has been reduced, iron tower frame also can prevent trees overgrowth around the hillside and the too close potential safety hazard of distance electrified body.

The tower frame 1 is provided with a first bracket 5 for erecting the maintenance platform 6, the first bracket 5 is provided with a plurality of first mounting holes 51 for connecting and fixing the maintenance platform 6 through bolts, the area of the maintenance platform 6 is smaller than the cross section of the tower frame 1 at the mounting position, the maintenance platform 6 can be produced along with the connecting piece of the tower frame 1 and is transported to the mounting site for assembly in a unified way, the construction efficiency is improved, the popularization is worthy, the maintenance platform 6 adopts a pattern galvanized steel plate, the steel plate surface is prevented from being corroded while the steel plate is antiskid, the service life is prolonged, furthermore, a plurality of reinforcing ribs are arranged at the contact side of the steel plate of the maintenance platform 6 and the lower part of the tower frame 1 and are fixed on the tower frame 1, the firmness is improved, and the size of the maintenance platform 6 is enough convenient for a worker to stand on the premise of operating the fuse 4, the installation is convenient to turn and adjust the position of the inner side of the tower frame 1 during installation, the installation difficulty is reduced, and the first installation hole 51 on the first support 5 is aligned and then is fixed.

6 side fixedly connected with inclined ladder 7 of maintenance platform, it has second mounting hole 61 to open on the maintenance platform 6, the upper end of inclined ladder 7 is the square hook for hang the knot and be in the second mounting hole 61, because of its unsettled setting of maintenance platform 6 is in the position apart from ground take the altitude, make the staff more convenient and laborsaving daily operation that can reach on the maintenance platform 6 through setting up an inclined ladder 7.

4 both ends of fuse all are connected with insulated cable 3, insulated cable 3 inserts its inboard and insert ground from the top of pylon 1 a protection section of thick bamboo 2 links to each other, a protection section of thick bamboo 2 inserts the inboard ground of pylon 1 and is close to maintenance platform 6, because of maintenance platform 6 installation pylon 1 is inboard and only covered the inboard partly of pylon 1, a protection section of thick bamboo 2 can insert ground from the residual space of maintenance platform 6 sides, prevents to produce the response electricity and produces the influence to iron tower normal operating property.

The top of pylon 1 sets up and is fixed with second support 10, be provided with the spaced wire casing cardboard 8 that is parallel to each other on the second support 10, be provided with the clamp 9 that is used for fixed insulated cable 3 on the wire casing cardboard 8, the clamp 9 is including fixing the supporting shoe 91 on the wire casing cardboard 8, supporting shoe 91 is connected with housing screw 92 through the screw hole, housing screw 92's one end is connected with briquetting 93 for briquetting 93 round trip movement from top to bottom inserts inboard insulated cable 3 earlier card into wire casing cardboard 8 from pylon 1 top, and housing screw 92 twists down with fixed insulated cable 3, reserves the distance wide enough between the wire casing cardboard 8, avoids the mutual interference between the insulated cable 3.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a built-in power collection line iron tower downlead fuse protection safety structure, includes pylon (1), a protection section of thick bamboo (2) and insulated cable (3), its characterized in that: a maintenance platform (6) is arranged at the inner side ground-approaching end of the tower (1), and the maintenance platform (6) keeps a spacing distance from the ground;

a fuse protector (4) is arranged above the maintenance platform (6), and the fuse protector (4) is fixedly connected to the inner side of the tower frame (1) through a support.

2. The protection safety structure of the fuse protector of the down lead of the built-in power collecting line iron tower according to claim 1, characterized in that: be provided with on pylon (1) and be used for setting up first support (5) of maintenance platform (6), be provided with a plurality of first mounting hole (51) on first support (5) in order to fix maintenance platform (6) through bolted connection, the area of maintenance platform (6) is less than the cross section size of its installation department pylon (1).

3. The protection safety structure of the fuse protector of the down lead of the built-in power collecting line iron tower according to claim 1, characterized in that: the side of the maintenance platform (6) is fixedly connected with an inclined ladder (7).

4. The protection safety structure of the fuse protector of the down lead of the built-in power collecting line iron tower according to claim 3, characterized in that: the maintenance platform (6) is provided with a second mounting hole (61), and the upper end of the inclined ladder (7) is of a hook-shaped structure and is used for being hung and buckled in the second mounting hole (61).

5. The protection safety structure of the fuse protector of the down lead of the built-in power collecting line iron tower according to claim 1, characterized in that: fuse (4) both ends all are connected with insulated cable (3), insulated cable (3) insert its inboard and insert ground from the top of pylon (1) a protection section of thick bamboo (2) link to each other, a protection section of thick bamboo (2) insert the inboard ground of pylon (1) and are close to maintenance platform (6).

6. The protection safety structure of the fuse protector of the down lead of the built-in power collecting line iron tower according to claim 1, characterized in that: a second support (10) is erected and fixed at the top end of the tower (1), and wire groove clamping plates (8) which are parallel to each other and arranged at intervals are arranged on the second support (10).

7. The protection safety structure of the fuse protector of the built-in power collecting line iron tower downlead according to claim 6, characterized in that: the wire groove clamping plate (8) is provided with a clamp (9) used for fixing the insulated cable (3).

8. The protection safety structure of the fuse protector of the down lead of the built-in power collecting line iron tower according to claim 7, characterized in that: the clamp (9) comprises a supporting block (91) fixed on the wire slot clamping plate (8), the supporting block (91) is connected with a compression screw (92) through a threaded hole, and one end of the compression screw (92) is connected with a pressing block (93) so that the pressing block (93) can move up and down.