CN112049505A

CN112049505A - Rainproof electric power iron tower capable of avoiding rainwater conduction and electric shock

Info

Publication number: CN112049505A
Application number: CN202010826384.8A
Authority: CN
Inventors: 奚梦靖
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-17
Filing date: 2020-08-17
Publication date: 2020-12-08

Abstract

The invention discloses a rainproof electric power iron tower capable of avoiding rainwater conduction electric shock, which comprises an electric power iron tower body, fixing supports, suspension insulators, hinges and a reset rotating shaft, wherein the fixing supports are arranged on the two sides of the upper part of the electric power iron tower body, the suspension insulators are arranged on the lower sides of the outer ends of the fixing supports, sleeves are arranged at the upper ends of the suspension insulators, fixing grooves are formed in the upper end surfaces of the sleeves, the fixing grooves are fixedly connected with connectors through screws, and mounting heads are located in the middle of the upper end surfaces of wire clamping structures. This avoid rain-proof type electric power iron tower of rainwater conduction electric shock through the improvement to current electric power iron tower and suspension insulator junction structure, has effectually prevented because of sleet weather, the problem of rainwater or snow attached to the junction of suspension insulator upper portion and fixed bolster, and the intercommunication of avoiding between cable and the electric power iron tower is electrically conductive, prevents that the unexpected and electric power iron tower body of ground personnel from taking place to touch and electrocute and put into the problem.

Description

Rainproof electric power iron tower capable of avoiding rainwater conduction and electric shock

Technical Field

The invention relates to the technical field of electric power iron towers, in particular to a rainproof electric power iron tower capable of avoiding electric shock caused by rainwater conduction.

Background

The power iron tower is a steel tower-shaped building for power transmission. The main structure of the tower-shaped truss type power transmission tower is a tower-shaped truss structure formed by overlapping various angle steel rod pieces and connecting steel plates through bolts, one or more layers of fixing supports can be erected on the upper portions of the two sides of a power iron tower, suspension insulators are fixed at the lower ends of the outer sides of the fixing supports, cables can be hung through the suspension insulators, the cables can be erected in the air in a long distance, and long-distance power transmission is achieved.

The existing electric power iron tower generally adopts a suspension insulator to fix the cable after the cable is erected, but a corresponding rain and snow prevention structure is lacked between the upper part of the suspension insulator and fixing supports at two sides of the electric power iron tower, so that rain or snow is easily attached to the connection part of the upper part of the suspension insulator and the fixing supports in rain and snow weather, the fixing supports and the electric power iron tower form a conductor, and the electric power iron tower is not beneficial to electric shock protection.

Disclosure of Invention

The invention aims to provide a rainproof type electric iron tower capable of avoiding rainwater conduction and electric shock, and aims to solve the problems that after cables are erected on the existing electric iron tower in the market, suspension insulators are generally adopted for fixing the cables, but corresponding rainproof snow structures are lacked between the upper parts of the suspension insulators and fixing supports on two sides of the electric iron tower, rainwater or snow is easily attached to the connecting parts of the upper parts of the suspension insulators and the fixing supports in rainy and snowy weather, so that the fixing supports and the electric iron tower form conductors, and the electric iron tower is not beneficial to electric shock protection.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a rain-proof type electric power iron tower of avoiding rainwater to switch on electric shock, includes electric power iron tower body, fixed bolster, the insulator that dangles, hinge and the pivot that resets, the upper portion both sides of electric power iron tower body all are provided with the fixed bolster on the fixed bolster, and the outer end downside of fixed bolster is provided with the insulator that dangles, the upper end of the insulator that dangles is provided with the sleeve pipe, and the sheathed tube up end has seted up the fixed slot to the fixed slot passes through screw and connector fixed connection, connector integrated into one piece is at the lower extreme of last fixed column, and the upper end welding of last fixed column is at the outer end downside of fixed bolster, the lower extreme of the insulator that dangles is provided with down the fixed column, and the fixed slot has seted up to the lower terminal surface of lower fixed column.

Preferably, the upper portion welding of last fixed column has the rain-proof structure of upside down leaking hopper-shaped, and the lower extreme border of rain-proof structure goes out the welding and has vertical circular-arc retaining ring to the diameter of retaining ring is greater than the diameter of suspension insulator.

Preferably, an upper clamping plate is arranged on the upper side of the wire clamping structure, the upper end face of the upper clamping plate is connected with the mounting head in a welding mode, and a through hole for connecting a bolt is formed in the mounting head.

Preferably, the lower terminal surface of punch holder one end has seted up the adjustment tank of "T" type, and the lateral wall of punch holder is run through to the outer end of adjustment tank to be fixed with the shutoff piece through the bolt on the lateral wall of adjustment tank outer end punch holder, the fastening groove has been seted up to the up end of the punch holder other end.

Preferably, the inside sliding connection of adjustment tank has the regulating block, and the lower extreme of regulating block passes through the hinge and is connected with the one end rotation of lower plate to the other end integrated into one piece of lower plate has the fastening block, and the mounting structure of lower plate is for using the hinge to be the revolution mechanic of centre of a circle simultaneously.

Preferably, clamping blocks with rectangular structures are arranged on the upper end face of the lower clamping plate at equal intervals, and cable grooves which are concave and arc-shaped are formed in the upper end face of each clamping block.

Preferably, the inner walls of the two sides of the upper part of the cable trough are provided with deflection troughs used for rotation of the blocking pieces, the inner ends of the deflection troughs are connected with the blocking pieces through a reset rotating shaft, and the reset rotating shaft is provided with a reset spring.

Preferably, the length of the fastening block is the same as that of the fastening groove, the thickness of the fastening block and the depth of the fastening groove are both half of the thickness of the upper clamping plate, and the length of the fastening block is smaller than that of the adjusting groove on the lower end face of the upper clamping plate.

Compared with the prior art, the invention has the beneficial effects that: according to the rainproof electric power iron tower capable of avoiding rainwater conduction electric shock, the problem that rainwater or snow is attached to the joint of the upper part of the suspension insulator and the fixed support in rainy and snowy weather is effectively solved by improving the structure of the joint of the existing electric power iron tower and the suspension insulator, the communication electric conduction between a cable and the electric power iron tower is avoided, the problem that ground personnel accidentally touches the electric power iron tower body to cause electric shock and is put into the electric power iron tower is prevented, and the corresponding wire clamping structure is arranged at the lower end of the suspension insulator, so that the cable can be conveniently clamped, and the cable is prevented from falling off;

1. the lower side of the fixed support is connected with an upper fixed column through welding, the lower end of the upper fixed column is integrally formed with a connector, the function of matching and connecting with a fixed groove formed in a sleeve at the top end of the suspension insulator is achieved, suspension fixation of the suspension insulator is facilitated, an inverted funnel-shaped rainproof structure is welded on the upper portion of the upper fixed column, the function of blocking rain and snow is achieved, adhesion of rain and snow between the sleeve at the upper portion of the suspension insulator and the connector is further avoided, the problem that the rain and snow adheres to the sleeve and the connector and is accidentally conducted is effectively avoided, and electric conduction of an electric iron tower body is avoided;

2. the lower end of the suspension insulator is provided with a lower fixing column with a fixing groove, the lower fixing column is connected with an installing head at the top end of the wire clamping structure in a matched mode, the wire clamping structure is favorably fixed and installed, an upper clamping plate is arranged on the upper side of the wire clamping structure, a T-shaped adjusting groove is formed in the lower end face of one end of the upper clamping plate, an adjusting block is connected to the inside of the adjusting groove in a sliding mode, the lower clamping plate is favorably connected with the lower clamping plate in a matched mode through a hinge, the adjusting block is favorably driven by the lower clamping plate to move in the adjusting groove and further adjust, a fastening block at the other end of the lower clamping plate is in contact with and separated from a fastening groove at the upper clamping plate, the outer end of the lower clamping plate is further;

3. the grip block that the cable duct was seted up to the up end equidistance arrangement top face at the lower plate, play the effect of placing and the centre gripping to the cable, be favorable to the separately centre gripping to stranded cable, and seted up the deflection groove on the inner wall of cable duct upper portion both sides, the inner of deflection groove is connected with the inner of separation blade through the pivot that resets, play and carry out spacing effect to putting into the cable upper portion that deflects inslot portion, when avoiding fixing punch holder and lower plate, the unexpected roll-off of cable from the inslot portion that deflects, be favorable to the fixed centre gripping operation to the cable.

Drawings

Fig. 1 is a schematic structural view of an electric iron tower body and a suspension insulator of a rainproof electric iron tower for avoiding rainwater conduction and electric shock;

fig. 2 is a schematic structural view of a suspension insulator of the rainproof electric iron tower for preventing electric shock caused by rainwater conduction according to the present invention;

fig. 3 is a schematic sectional view of a wire clamping structure of the rainproof electric iron tower for avoiding electric shock caused by rainwater conduction according to the present invention;

fig. 4 is a schematic side view of a line clamping structure of a rainproof electric power iron tower in a blocking block removing state for avoiding rainwater conduction and electric shock according to the invention;

fig. 5 is an enlarged schematic structural diagram of a point a in fig. 3 of the rainproof electric iron tower for preventing electric shock due to rainwater conduction according to the present invention;

fig. 6 is a structural schematic diagram of an open state of a lower clamping plate of the rainproof electric iron tower for avoiding electric shock due to rainwater conduction.

In the figure: 1. an electric iron tower body; 2. fixing a bracket; 3. a suspension insulator; 4. an upper fixing column; 5. a connector; 6. a sleeve; 7. fixing grooves; 8. a lower fixing column; 9. a wire clamping structure; 10. an upper splint; 11. an adjustment groove; 12. an adjusting block; 13. a plugging block; 14. a hinge; 15. a lower splint; 16. a clamping block; 17. a cable trough; 18. a fastening block; 19. a fastening groove; 20. a mounting head; 21. a deflection slot; 22. resetting the rotating shaft; 23. a baffle plate; 24. a rain-proof structure; 25. and a retainer ring.

Detailed Description

All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a rainproof type electric iron tower capable of avoiding rainwater conduction electric shock comprises an electric iron tower body 1, a fixed support 2, a suspension insulator 3, an upper fixed column 4, a connector 5, a sleeve 6, a fixed groove 7, a lower fixed column 8, a wire clamping structure 9, an upper clamping plate 10, an adjusting groove 11, an adjusting block 12, a blocking block 13, a hinge 14, a lower clamping plate 15, a clamping block 16, a cable groove 17, a fastening block 18, a fastening groove 19, an installation head 20, a deflection groove 21, a reset rotating shaft 22, a blocking piece 23, a rainproof structure 24 and a retaining ring 25, wherein the fixed support 2 is arranged on the fixed support and is arranged on each of two sides of the upper part of the electric iron tower body 1, the suspension insulator 3 is arranged on the lower side of the outer end of the fixed support 2, the sleeve 6 is arranged on the upper end face of the suspension insulator 3, the fixed groove 7 is formed in the upper end face of the sleeve 6, the fixed groove, the upper end of the upper fixing column 4 is welded at the lower side of the outer end of the fixing support 2, the lower end of the suspension insulator 3 is provided with a lower fixing column 8, the lower end face of the lower fixing column 8 is provided with a fixing groove 7, the fixing groove 7 is fixedly connected with the mounting head 20 through a screw, and the mounting head 20 is located in the middle of the upper end face of the wire clamping structure 9.

Go up the upper portion welding of fixed column 4 and invert rain-proof structure 24 that leaks hopper-shaped, and the lower extreme border play welding of rain-proof structure 24 has vertical circular-arc retaining ring 25, and the diameter of retaining ring 25 is greater than the diameter of suspension insulator 3, set up like this and play and carry out the effect of separation to sleet, and then make the adhesion of avoiding sleet between sleeve pipe 6 on suspension insulator 3 upper portion and connector 5, the effectual problem of having avoided sleet to adhere to and switch on at sleeve pipe 6 and connector 5 department accident, avoid the electrically conductive emergence of electric power iron tower body 1.

An upper clamping plate 10 is arranged on the upper side of the wire clamping structure 9, the upper end surface of the upper clamping plate 10 is welded and connected with the mounting head 20, the mounting head 20 is provided with a through hole for connecting a bolt, the lower end surface of one end of the upper clamp plate 10 is provided with a T-shaped adjusting groove 11, the outer end of the adjusting groove 11 penetrates through the side wall of the upper clamp plate 10, a blocking block 13 is fixed on the side wall of the upper clamping plate 10 at the outer end of the adjusting groove 11 through a bolt, a fastening groove 19 is arranged on the upper end surface of the other end of the upper clamping plate 10, an adjusting block 12 is connected inside the adjusting groove 11 in a sliding manner, the lower end of the adjusting block 12 is rotatably connected with one end of a lower clamping plate 15 through a hinge 14, and the other end of the lower clamping plate 15 is integrally formed with a fastening block 18, and the mounting structure of the lower clamping plate 15 is a rotating structure with the hinge 14 as the center of circle, the arrangement is beneficial to the clamping and fixing of the upper clamping plate 10 and the lower clamping plate 15 to the cable, and the installation and replacement of the cable are realized.

The up end equidistance of lower plate 15 is arranged has the grip block 16 of rectangular structure, and grip block 16's up end has seted up indent circular-arc cable duct 17, offer on the inner wall of cable duct 17 upper portion both sides and be used for separation blade 23 pivoted deflection groove 21, and be connected through pivot 22 that resets between the inner of deflection groove 21 and the separation blade 23, and be provided with reset spring on the pivot 22 that resets, the length of grip block 18 is the same with fastening groove 19's length, and the thickness of grip block 18 and fastening groove 19's groove depth are half of upper plate 10 thickness, the length of grip block 18 is less than the length of terminal surface adjustment tank 11 under the upper plate 10, the effect of placing and centre gripping the cable is played in the setting like this, be favorable to the separately centre gripping of stranded cable, can avoid the unexpected roll-off of cable from deflection inslot 21 simultaneously.

The working principle is as follows: when the rainproof electric power iron tower capable of avoiding rainwater conduction electric shock is used, as shown in fig. 1-2, a fixing groove 7 in a sleeve 6 on the top of a suspension insulator 3 is firstly screwed on a connector 5 at the lower end of an upper fixing column 4, the sleeve 6 and the connector 5 are fixed through bolts, then, as shown in fig. 2-3, an installing head 20 on the top of a wire clamping structure 9 is screwed in the fixing groove 7 at the bottom of a lower fixing column 8 at the lower end of the suspension insulator 3, the installing head 20 and the lower fixing column 8 are fixed through bolts, installation of the suspension insulator 3 and the wire clamping structure 9 is completed, and the rest suspension insulator 3 and the wire clamping structure 9 are installed according to the same steps.

As shown in fig. 3-6, when erecting a cable, first, the bolt on the fastening block 18 at one end of the lower clamp 15 is detached, then, the fastening block 18 is pulled outwards, the fastening block 18 pulls the adjusting block 12 on the hinge 14 through the lower clamp 15, so that the adjusting block 12 moves in the adjusting groove 11 below the upper clamp 10, when the fastening block 18 moves out of the fastening groove 19 above the upper clamp 10, the lower clamp 15 can rotate through the hinge 14, at this time, the cable is sequentially pressed into the cable groove 17 of the clamping block 16 above the lower clamp 15, the blocking piece 23 inside the cable groove 17 is pressed by the cable, enters the deflection groove 21 through the reset rotating shaft 22, after the cable completely enters the cable groove 17, the blocking piece 23 rotates and resets from the deflection groove 21 through the reset rotating shaft 22, the cable is limited, after all the cables are completely clamped, the fastening block 18 is tightened again, so as to drive the lower clamp 15 to rotate through the hinge 14, treat the lower extreme of fastening block 18 and fastening groove 19 bottom parallel and level back, inwards promote fastening block 18, fastening block 18 passes through regulating block 12 on the 15 pulling hinges 14 of lower plate, make regulating block 12 remove in the adjustment tank 11 of punch holder 10 below, treat the inner of fastening block 18 and the fastening groove 19 top of punch holder 10 top after tight, fix fastening block 18 and fastening groove 19 through the bolt, at this moment, lower plate 15 presss from both sides tightly the cable through cable duct 17 and punch holder 10 on the grip block 16, the realization is to the erection of cable.

It should be understood that the terms "central," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in a generic and descriptive sense only and not for purposes of limitation, that the present invention is used with reference to the particular orientation or position shown in the drawings, that the standard components used in the present invention are commercially available, that the specific components are custom-made from the specification and drawings, that the specific connections between the various components are made by conventional means such as bolts, rivets, welding, etc., that the machines, components and devices are well known in the art, the conventional model, together with the circuit connections, are conventional in the art and will not be described in detail here.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes, modifications, equivalents, and improvements may be made without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an avoid rainwater to switch on rainproof type electric power iron tower of electrocution, includes electric power iron tower body (1), fixed bolster (2), suspension insulator (3), hinge (14) and pivot (22) that reset, its characterized in that: the two sides of the upper part of the electric iron tower body (1) are respectively provided with a fixed bracket (2), and the lower side of the outer end of the fixed support (2) is provided with a suspension insulator (3), the upper end of the suspension insulator (3) is provided with a sleeve (6), the upper end surface of the sleeve (6) is provided with a fixed groove (7), the fixing groove (7) is fixedly connected with the connector (5) through a screw, the connector (5) is integrally formed at the lower end of the upper fixing column (4), the upper end of the upper fixing column (4) is welded at the lower side of the outer end of the fixing bracket (2), a lower fixing column (8) is arranged at the lower end of the suspension insulator (3), a fixing groove (7) is arranged on the lower end surface of the lower fixing column (8), the fixing groove (7) is fixedly connected with the mounting head (20) through a screw, and the mounting head (20) is positioned in the middle of the upper end face of the wire clamping structure (9).

2. The rainproof electric power iron tower capable of avoiding rainwater conduction electric shock according to claim 1, and is characterized in that: the upper portion of the upper fixing column (4) is welded with an inverted funnel-shaped rainproof structure (24), a vertical arc-shaped check ring (25) is welded on the lower end edge of the rainproof structure (24), and the diameter of the check ring (25) is larger than that of the suspension insulator (3).

3. The rainproof electric power iron tower capable of avoiding rainwater conduction electric shock according to claim 1, and is characterized in that: an upper clamping plate (10) is arranged on the upper side of the wire clamping structure (9), the upper end face of the upper clamping plate (10) is connected with the mounting head (20) in a welding mode, and a through hole for connecting a bolt is formed in the mounting head (20).

4. The rainproof electric power iron tower capable of avoiding rainwater conduction electric shock according to claim 3, and is characterized in that: the lower terminal surface of punch holder (10) one end has seted up adjustment tank (11) of "T" type, and the lateral wall of punch holder (10) is run through to the outer end of adjustment tank (11) to be fixed with plugging block (13) through the bolt on the lateral wall of adjustment tank (11) outer end punch holder (10), fastening groove (19) have been seted up to the up end of punch holder (10) other end.

5. The rainproof electric power iron tower capable of avoiding rainwater conduction electric shock according to claim 4, and is characterized in that: the inside sliding connection of adjustment tank (11) has regulating block (12), and the lower extreme of regulating block (12) passes through hinge (14) and is connected with the one end rotation of lower plate (15) to the other end integrated into one piece of lower plate (15) has fastening block (18), and the mounting structure of lower plate (15) is for using hinge (14) as the revolution mechanic of centre of a circle simultaneously.

6. The rainproof electric power iron tower capable of avoiding rainwater conduction electric shock according to claim 5, and is characterized in that: clamping blocks (16) with rectangular structures are arranged on the upper end face of the lower clamping plate (15) at equal intervals, and cable grooves (17) which are concave and arc-shaped are formed in the upper end face of each clamping block (16).

7. The rainproof electric power iron tower capable of avoiding rainwater conduction electric shock according to claim 6, and is characterized in that: the inner walls of two sides of the upper part of the cable groove (17) are provided with deflection grooves (21) for rotation of the blocking pieces (23), the inner ends of the deflection grooves (21) are connected with the blocking pieces (23) through reset rotating shafts (22), and the reset rotating shafts (22) are provided with reset springs.

8. The rainproof electric power iron tower capable of avoiding rainwater conduction electric shock according to claim 5, and is characterized in that: the length of the fastening block (18) is the same as that of the fastening groove (19), the thickness of the fastening block (18) and the depth of the fastening groove (19) are half of the thickness of the upper clamping plate (10), and the length of the fastening block (18) is smaller than that of the lower end face adjusting groove (11) of the upper clamping plate (10).