CN212545275U

CN212545275U - Telescopic bird-preventing needle plate

Info

Publication number: CN212545275U
Application number: CN202020774017.3U
Authority: CN
Inventors: 张卫光
Original assignee: Hebei Tuoda Electrical Equipment Co ltd
Current assignee: Hebei Tuoda Electrical Equipment Co ltd
Priority date: 2020-05-09
Filing date: 2020-05-09
Publication date: 2021-02-19
Anticipated expiration: 2030-05-09

Abstract

The utility model relates to a telescopic bird-proof needle plate, which comprises a needle plate body, a bird-proof needle and a fixed seat, wherein the needle plate body comprises a plurality of telescopic frames, the whole telescopic frames are in an X shape, each telescopic frame comprises two telescopic chain plates, a hinge hole is arranged in the center of each telescopic chain plate, connecting holes are arranged at two ends of each telescopic chain plate, and the two telescopic chain plates are superposed and are rotationally connected through a hinge part passing through the hinge hole; the two adjacent expansion brackets are hinged through a connecting part, connecting plates are arranged at two ends of each expansion bracket, one end of each connecting plate is overlapped with the corresponding expansion link joint and is hinged through the connecting part, the connecting parts are detachably connected with the bird-proof acupuncture points, and the other ends of the connecting plates are connected with the fixing seats through connecting pieces. The utility model discloses the equipment is convenient, swift, and the simple installation has improved work efficiency, has reduced operation intensity.

Description

Telescopic bird-preventing needle plate

Technical Field

The utility model relates to a bird instrument technical field is prevented to high tension transmission line iron tower especially relates to a scalable bird faller that prevents.

Background

High tension transmission line often causes circuit ground connection or short circuit because birds stop above the insulator, nest, excrete excrement and urine, causes the safety fault. The wet branches, withered vines, iron wires and other easily-conductive materials which are nested by birds also easily cause short circuit of lines, which seriously threaten the safe operation of a power grid and bring great economic loss to the production and life of power departments and people.

At present, the bird-preventing needle plate is the most commonly used bird-preventing device on a transmission tower. The bird-proof needle plate is arranged right above cross arm hanging points of the linear suspension string insulator and the strain jumper string insulator, occupies the space above the insulators, prevents birds from staying and nesting, and avoids bird accidents. The existing telescopic chain of the bird-proof needle plate is mostly riveted through rivets, the structure is heavy, the disassembly and assembly cannot be refined, the number of the telescopic frame and the bird-proof needle plate is limited, and the telescopic chain cannot be freely adjusted according to working conditions. Meanwhile, the anti-bird needle plate is mostly fixed by using bolts, when the anti-bird needle plate works on a tower, the bolts need to be screwed and fixed on the angle steel by using a spanner so as to prevent falling off, and the operation space allowed on the existing tower is narrow, so that the installation operation time is long and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a scalable bird needle board of preventing can be according to the operating mode of difference, carries out the split equipment to the expansion bracket with the number of preventing bird acupuncture, when preventing the bird needle board through the fixing base is fixed, need not to use tools such as spanner, and is manual to fix, should prevent that bird needle board equipment is convenient, swift, and simple installation has improved work efficiency, has reduced operation intensity.

Utility model's above-mentioned utility model purpose can realize through following technical scheme:

a telescopic bird-proof needle plate comprises a needle plate body, a bird-proof needle and a fixed seat, wherein the needle plate body comprises a plurality of telescopic frames, the whole telescopic frames are in an X shape, each telescopic frame comprises two telescopic chain plates, a hinge hole is formed in the center of each telescopic chain plate, connecting holes are formed in two ends of each telescopic chain plate, and the two telescopic chain plates are overlapped and are rotatably connected through a hinge part penetrating through the hinge holes; the connecting plates are arranged at two ends of the telescopic frames, the connecting holes are respectively formed in two ends of each connecting plate, one end of each connecting plate is overlapped with the telescopic chain plate and is hinged to the corresponding connecting portion through the corresponding connecting hole, the connecting portions are detachably connected with the bird-proof acupuncture points, and the other end of each connecting plate is connected with the corresponding fixing seat through the corresponding connecting piece.

Foretell scalable bird faller of preventing, wherein, connecting portion include hollow adapter sleeve, adapter sleeve and connecting hole adaptation, adapter sleeve lower extreme fixed connection base, the adapter sleeve inner wall is equipped with the internal thread, prevent that bird acupuncture lower extreme is equipped with the external screw thread with the internal thread adaptation, prevent that the bird acupuncture outside is located the external screw thread upper end and is equipped with the annular fender ring of outside extension outward.

The telescopic bird-proof needle plate is characterized in that a vertical anti-slip groove is formed in the position, above the baffle ring, of the outer side of the bird-proof needle.

The telescopic bird-proof needle plate is characterized in that the structure and the size of the hinge parts are the same as those of the connecting parts, and the hinge parts are matched with the hinge holes.

The telescopic bird-proof needle plate is characterized in that the hinged parts are in threaded connection with hand-screwed screws.

The telescopic bird-proof needle plate is characterized in that the hinged part is in threaded connection with a bird-proof needle.

The telescopic bird-proof needle plate is characterized in that the fixing seat is U-shaped, the fixing seat comprises an upper plate and a lower plate which are parallel to each other, the upper plate and the lower plate are connected through an arc-shaped connecting plate, a fixing cavity is formed between the upper plate and the lower plate, the upper plate is connected with the connecting plate through a connecting piece, the lower plate is provided with a movable pressing assembly, and the pressing assembly can move in the direction close to or far away from the upper plate.

Foretell scalable anti-bird faller, wherein, the compressing assembly includes the vertical screw rod with hypoplastron threaded connection, the screw rod front end stretches into fixed intracavity and swing joint pressure disk, screw rod lower extreme fixed connection twist grip.

The telescopic bird-preventing needle plate is characterized in that the pressure plate is in a bowl shape, the opening of the pressure plate is upward, the outer edge of the opening of the pressure plate is provided with a circular pressing plate, the center of the pressure plate is provided with a through hole, the upper end of the screw rod is provided with a reducing stepped shaft, the stepped shaft penetrates through the through hole, and the top end of the stepped shaft is fixedly connected with a separation blade.

Foretell scalable anti-bird faller, wherein, the upper plate is equipped with the mounting hole that is used for wearing to establish the connecting piece, the mounting hole lower extreme is equipped with the ladder groove that holds the connecting piece head, ladder groove and connecting piece head adaptation.

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

1. through adopting connecting portion and preventing that the bird acupuncture can dismantle and be connected, conveniently carry out the split equipment to expansion bracket and the number of preventing the bird acupuncture, improved the application scope of preventing the bird faller, equipment convenient and fast.

2. Through set up on the fixing base and compress tightly the subassembly, it is manual just can fix anti-bird faller, need not with the help of other instruments, has improved work efficiency, has reduced operation intensity.

3. The hinge part is connected with the bird-proof acupuncture thread, so that the bird-proof acupuncture density can be increased, and a better bird-proof effect is achieved.

Drawings

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

fig. 2 is a schematic structural view of the telescopic chain plate of the present invention;

FIG. 3 is a schematic structural view of the connection plate of the present invention;

FIG. 4 is a partial cross-sectional view of the connection portion of the present invention in connection with an anti-bird spike;

fig. 5 is a schematic partial sectional view of the fixing base of the present invention;

fig. 6 is a schematic structural view of the hinge portion of the present invention connecting with bird-proof acupuncture.

Figure 1, needle plate body; 2. a telescopic frame; 3. a telescopic chain plate; 4. a hinge hole; 5. connecting holes; 51. a connecting portion; 511. connecting sleeves; 512. a base; 6. a connecting plate; 7. bird-proof acupuncture; 71. a baffle ring; 72. an anti-slip groove; 8. a fixed seat; 81. an upper plate; 811. mounting holes; 812. a stepped groove; 82. a lower plate; 83. connecting plates; 84. a fixed cavity; 85. a compression assembly; 851. a screw; 8511. a stepped shaft; 8512. a baffle plate; 852. a platen; 8521. pressing a plate; 853. rotating the handle; 9. screwing the screw by hand; 10. a connecting member.

Detailed Description

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

As shown in fig. 1-3, example: a telescopic bird-proof needle plate comprises a needle plate body 1, bird-proof needle pricks 7 and a fixed seat 8, wherein the needle plate body 1 comprises a plurality of telescopic frames 2, the whole telescopic frames 2 are in an X shape, each telescopic frame 2 comprises two telescopic chain plates 3, a hinge hole 4 is formed in the center of each telescopic chain plate 3, connecting holes 5 are formed in two ends of each telescopic chain plate 3, and the two telescopic chain plates 3 are overlapped and rotatably connected through a hinge part (not shown in the figure) penetrating through the hinge hole 4; every two adjacent expansion brackets 2 are hinged through a connecting portion 51 penetrating through the connecting hole 5, connecting plates 6 are arranged at two ends of each expansion bracket 2, the connecting holes 5 are formed in two ends of each connecting plate 6 respectively, one end of each connecting plate 6 is overlapped with the corresponding expansion chain plate 3 and is hinged through the connecting portion 51 penetrating through the connecting hole 5, each connecting portion 51 is detachably connected with the corresponding bird-proof acupuncture 7, and the other end of each connecting plate 6 is connected with the corresponding fixing seat 8 through the corresponding connecting piece 10.

When the two telescopic chain plates 3 of the telescopic frame 2 rotate by taking the hinged parts as shafts, the bird-proof needle plate can be stretched or compressed. During installation, the anti-bird needle plate needs to be adjusted to a proper length according to actual working conditions, so that smooth installation is ensured; meanwhile, when the anti-bird needle plate is not used, the expansion bracket 2 can be compressed, the size of the anti-bird needle plate is reduced, and the anti-bird needle plate is convenient to store and transport.

As shown in fig. 4, in an embodiment, the connection portion 51 includes a hollow connection sleeve 511, the connection sleeve 511 is adapted to the connection hole 5, the lower end of the connection sleeve 511 is fixedly connected to the base 512, and the periphery of the base 512 is provided with an anti-slip pattern (not shown in the figure), so that when the anti-bird acupuncture 7 is connected, the friction force for clamping the base 512 by hand can be increased, and the base 512 is prevented from rotating; the inner wall of the connecting sleeve 511 is provided with an internal thread, the lower end of the bird-proof acupuncture 7 is provided with an external thread matched with the internal thread, and the outer side of the bird-proof acupuncture 7, which is positioned at the upper end of the external thread, is provided with an annular retaining ring 71 extending outwards.

When two adjacent expansion brackets 2 are connected, the connecting sleeve 511 on the connecting part 51 is inserted into the connecting holes 5 on the overlapped expansion link plates 3 in sequence, and then the external thread of the bird-proof acupuncture 7 is connected with the internal thread in the connecting sleeve 511.

In this embodiment, in order to ensure the stability, firmness and flexibility of the connection between the two telescopic link plates 3, the height of the connecting sleeve 511 is the same as the thickness of the two telescopic link plates 3 stacked, and the height of the external thread on the bird-proof acupuncture 7 is 1-2mm greater than the height of the internal thread of the connecting sleeve 511.

In order to facilitate installation of the bird-proof acupuncture 7, a vertical anti-slip groove 72 is formed in the outer side of the bird-proof acupuncture 7 and above the baffle ring 71, and the bird-proof acupuncture 7 can be rotated conveniently and quickly by holding the anti-slip groove 72 with a hand.

In another embodiment, the hinge portion and the connecting portion 51 are identical in structure and size, the hinge portion is fitted with the hinge hole 4, and the internal thread of the hinge portion is screwed with the hand screw 9.

In another embodiment, as shown in fig. 6, in order to increase the density of the anti-bird spikes 7, the hinge portion inserted into the hinge hole 4 is screwed with the anti-bird spikes 7, so that the original double rows of anti-bird spikes 7 can be assembled into three rows of anti-bird spikes 7.

As shown in fig. 5, in one embodiment, the fixing base 8 is U-shaped, the fixing base 8 includes an upper plate 81 and a lower plate 82 parallel to each other, the upper plate 81 and the lower plate 82 are connected by an arc-shaped connecting plate 83, a fixing cavity 84 is formed between the upper plate 81 and the lower plate 82, the upper plate 81 is connected to the connecting plate 6 by the connecting member 10, the lower plate 82 is provided with a movable pressing assembly 85, and the pressing assembly 85 can move in a direction approaching or departing from the upper plate 81.

Compress tightly subassembly 85 and include the vertical screw 851 with hypoplastron 82 threaded connection, screw 851 front end stretches into in the fixed cavity 84 and swing joint pressure disk 852, pressure disk 852 is the bowl form, pressure disk 852's opening is upwards and the opening outer fringe is equipped with ring shape clamp plate 8521, pressure disk 852 central authorities are equipped with the through-hole, screw 851 upper end is equipped with reducing step shaft 8511, step shaft 8511 wears to establish the through-hole, step shaft 8511's top fixed connection separation blade 8512, make pressure disk 852 can follow screw 851 along its axial displacement, can carry out relative rotation between pressure disk 852 and the screw 851 simultaneously, screw 851 lower extreme fixed connection rotates handle 853.

When the anti-bird needle plate is fixed, the fixing cavity 84 is firstly inserted into the angle steel, the rotating handle 853 is manually rotated, the pressure plate 852 is moved towards the upper plate 81, and finally the angle steel is extruded between the upper plate 81 and the pressure plate 852 by the pressure plate 852. Because the pressure plate 852 is movably connected with the upper end of the screw 851, at the later stage of the extrusion process, the pressure plate 852 abuts against the angle steel and does not horizontally rotate relative to the angle steel, only the screw 851 rotates relative to the pressure plate 852, the friction force between the pressure plate 852 and the angle steel is not required to be overcome when the screw 851 is rotated, and larger pressure of the axial screw 851 can be applied, so that a better fastening effect is achieved; meanwhile, the area of the pressure plate 852, which is in contact with the angle steel, is larger than that of a common bolt piece, so that the anti-bird needle plate can be fixed more firmly.

In another embodiment, the upper plate 81 is provided with a mounting hole 811 for passing the connector 10, the lower end of the mounting hole 811 is provided with a stepped groove 812 for receiving the head of the connector 10, and the stepped groove 812 is fitted with the head of the connector 10. The head of the connecting piece 10 can be embedded in the stepped groove 812 by arranging the stepped groove 812, so that the inner side of the upper plate 81 is kept horizontal, and the firmness of the upper plate 81, the pressure plate 852 and the extrusion of angle steel is facilitated. The stepped groove 812 is adapted to the head of the connecting member 10, and if the connecting member 10 adopts a connection mode of a hexagonal screw and a nut, it can be ensured that the hexagonal screw does not rotate relative to the upper plate 81, and the nut and the hexagonal screw are conveniently connected.

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. A telescopic bird-proof needle plate is characterized by comprising a needle plate body, a bird-proof needle and a fixed seat, wherein the needle plate body comprises a plurality of telescopic frames, the whole telescopic frames are in an X shape, each telescopic frame comprises two telescopic chain plates, a hinge hole is formed in the center of each telescopic chain plate, connecting holes are formed in two ends of each telescopic chain plate, and the two telescopic chain plates are overlapped and rotatably connected through a hinge part penetrating through the hinge holes; the connecting plates are arranged at two ends of the telescopic frames, the connecting holes are respectively formed in two ends of each connecting plate, one end of each connecting plate is overlapped with the telescopic chain plate and is hinged to the corresponding connecting portion through the corresponding connecting hole, the connecting portions are detachably connected with the bird-proof acupuncture points, and the other end of each connecting plate is connected with the corresponding fixing seat through the corresponding connecting piece.

2. The retractable bird preventing needle plate as claimed in claim 1, wherein the connecting part comprises a hollow connecting sleeve, the connecting sleeve is adapted to the connecting hole, the lower end of the connecting sleeve is fixedly connected to the base, the inner wall of the connecting sleeve is provided with an internal thread, the lower end of the bird preventing needle is provided with an external thread adapted to the internal thread, and the outer side of the bird preventing needle is provided with an annular retaining ring extending outwards at the upper end of the external thread.

3. The retractable bird guard as claimed in claim 2, wherein the outer side of the bird guard is provided with a vertical anti-slip groove above the retainer ring.

4. The retractable bird guard as claimed in claim 2, wherein the hinge portion and the connecting portion are identical in structure and size, and the hinge portion is fitted with the hinge hole.

5. The retractable bird guard as claimed in claim 4, wherein the hinge portion is threadedly connected to a thumb screw.

6. The retractable bird guard as in claim 4, wherein said hinge is threaded to prevent bird strikes.

7. The retractable bird guard as claimed in claim 1, wherein the holder is U-shaped, the holder comprises an upper plate and a lower plate parallel to each other, the upper plate and the lower plate are connected by an arc-shaped connecting plate, a fixing chamber is formed between the upper plate and the lower plate, the upper plate is connected to the connecting plate by a connecting member, the lower plate is provided with a movable pressing assembly, and the pressing assembly is movable in a direction approaching or departing from the upper plate.

8. The retractable bird guard as claimed in claim 7, wherein the pressing assembly comprises a vertical screw threadedly coupled to the lower plate, a front end of the screw extending into the fixed chamber and movably coupled to the platen, and a lower end of the screw fixedly coupled to the rotating handle.

9. The retractable bird-proof needle plate as claimed in claim 8, wherein the pressure plate is bowl-shaped, the opening of the pressure plate is upward, the outer edge of the opening is provided with a circular pressing plate, the center of the pressure plate is provided with a through hole, the upper end of the screw is provided with a reducing stepped shaft, the stepped shaft is provided with a through hole in a penetrating way, and the top end of the stepped shaft is fixedly connected with a baffle.

10. The retractable bird repelling faller plate as claimed in claim 7, wherein said upper plate is provided with a mounting hole for passing a connector therethrough, and said mounting hole is provided at a lower end thereof with a stepped groove for receiving a head of the connector, said stepped groove being adapted to the head of the connector.