CN217741127U - Rotary-twisting type protective umbrella for distribution network maintenance - Google Patents

Abstract

The utility model discloses a net maintenance fender umbrella is joined in marriage to wrong formula of twisting, including dismantling first shielding plate, the second shielding plate that links together, still include two jibs, the top of jib is provided with the cross arm tapered end, and the lower extreme of two jibs passes respectively first shielding plate, second shielding plate, the lower extreme of jib is provided with shielding plate support piece, the lower extreme of jib has handheld pole through screw coaxial arrangement. The utility model has the advantages of: this revolve and twist formula and join in marriage net maintenance fender umbrella overall structure simple, whole light in weight, portable, convenient to use especially installs and removes comparatively conveniently, has effectively improved maintenance efficiency to the cost is lower.

Description

Rotary twisting type protective umbrella for distribution network maintenance

Technical Field

The utility model relates to an electric power overhauls and equips the field, concretely relates to it joins in marriage net maintenance fender umbrella to revolve wrong formula.

Background

Along with the deep propulsion of novel distribution network construction, the work load surge is equipped to intelligence on the erection column of not cutting off the power supply, and the distribution network live working bearing capacity of present city and county company is limited, is difficult to support the demand of joining in marriage net work comprehensively, utilizes non-live working personnel to accomplish but the work load of the operation of not cutting off the power supply of earlier stage installation work greatly reduced, effectively solves the not enough problem of operation bearing capacity of not cutting off the power supply.

When the distance between the charged body and the 10kV charged body is less than 0.7m, the non-charged operator can work after relevant safety shielding measures are taken. The existing insulating partition plate is very heavy (more than 10 kg), is not suitable for many situations, even if the insulating partition plate can be applied, 2 persons are required to climb the rod, 1 person is matched with the ground, the installation and the removal can be completed within about 30 minutes, the uninterrupted operation resource investment in the distribution network engineering and the long operation time of the engineering can be greatly increased, and the engineering cost is also greatly improved. The existence of above-mentioned problem leads to on-the-spot switch limitation very big on the non-live working personnel erection column to occasionally constructor and electrified body safe distance are not enough to be under construction and cause violating regulations to be reported.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that:

distribution network overhauls insulating barrier uses inconveniently among the prior art, causes to overhaul long, with high costs technical problem with time.

The utility model discloses a realize solving above-mentioned technical problem through following technical means:

the utility model provides a revolve formula of twisting and join in marriage net maintenance fender umbrella, includes first shielding plate, the second shielding plate that can dismantle and link together, still includes two jibs, the top of jib is provided with the cross arm tapered end, and the lower extreme of two jibs passes respectively first shielding plate, second shielding plate, the lower extreme of jib is provided with shielding plate support piece, the lower extreme of jib has handheld pole through screw thread coaxial arrangement.

When the utility model is used in practice, the utility model firstly penetrates the boom and the hand-held rod into the first shielding plate and the second shielding plate, then the shielding plate supporting member is arranged at the lower end of the boom, after the installation is completed, the two booms, the first shielding plate, the second shielding plate and other parts can be lifted to the installation position below the cross arm of the telegraph pole through the lifting rope and the like, then the operator on the pole holds the hand-held rod and hangs the cross arm lock head on the cross arm of the telegraph pole, the positions of the first shielding plate and the second shielding plate relative to the telegraph pole and the position of the cross arm lock head on the cross arm of the telegraph pole are adjusted, the boom is hoisted and locked on the cross arm through the cross arm lock head, and the first shielding plate and the second shielding plate are all installed in place according to the same way, then connect first shielding plate, second shielding plate together, the two is located the both sides of wire pole respectively, after the connection is accomplished, adjust the height that first shielding plate, second shielding plate are located from top to bottom, ensure that first shielding plate, second shielding plate are located below the safe position, after adjusting to suitable position, adjust the upper and lower position of shielding plate support piece, ensure that shielding plate support piece can support first shielding plate, second shielding plate, after the regulation is accomplished, twist off handheld pole, avoid causing the interference to the operation space below, the operation space is bigger, compared with the prior art, when joining in marriage net maintenance, this twisting formula joins in marriage net maintenance protection umbrella overall structure is simple, whole light in weight, portable, convenient to use, especially comparatively convenient, effectively improved maintenance efficiency, and the cost is lower. In practical application, the device can be automatically disassembled and assembled by non-live working personnel at a safe distance, and 1 person can easily complete all operations in a short time; the method saves precious live working resource input and time cost while ensuring the safety of constructors, and has good social and economic benefits.

Optimized, the opposite edges of the inner sides of the first shielding plate and the second shielding plate are respectively provided with an arc-shaped opening, the two arc-shaped openings are oppositely arranged, and the edge of the arc-shaped opening is provided with a soft insulating plate.

During the actual installation, two arc-shaped openings can block respectively in the both sides of wire pole to hug closely the contact through between soft insulation board and the wire pole, the adaptable different diameters's of soft insulation board pole makes the shielding plate in the not co-altitude of pole, the position of different external diameters, and the shielding plate centre bore homoenergetic that two arc-shaped openings formed closely laminates with the pole, forms seamless safety protection structure.

Optimized, the top of the inner side edge of the first shielding plate is provided with a splicing limiting plate, and the inner side edge of the second shielding plate is located below the splicing limiting plate.

The setting of concatenation limiting plate makes things convenient for the concatenation of two shielding plates, and it is comparatively convenient to install.

Preferably, the first shielding plate and the second shielding plate are respectively provided with a guide sleeve, and the hanger rod is slidably mounted in the corresponding guide sleeve.

The guide sleeve is convenient to slide between the shielding plate and the hanging rod, and the use is convenient.

Preferably, the cross arm lock head comprises a hook, a vertical threaded hole is formed in the bottom of the hook, and the top end of the hanging rod is installed in the threaded hole through threads.

In practical application, the hook is hung on a cross arm of a telegraph pole, the top end of the hanging rod can be propped against the bottom of the cross arm by screwing the hanging rod, and then locking and installation of a cross arm lock head are realized.

Preferably, the top end of the suspender is provided with a top block, the top block is positioned on the inner side of the hook, and the top block is rotatably connected with the top end of the suspender.

When the lifting rod is actually screwed down, the ejector block abuts against the bottom of the cross arm, and the top end of the lifting rod can rotate relatively, so that the lifting rod can be screwed more smoothly.

Preferably, the shielding plate supporting piece comprises a supporting sleeve sleeved on the lower end of the suspender, and the supporting sleeve is fixed on the suspender through a supporting sleeve fixing bolt.

In practical application, the tightness of the supporting sleeve can be adjusted through the tightness of the fixing bolt of the supporting sleeve, and the supporting sleeve is simple in structure and convenient to operate.

Preferably, the shielding plate supporting piece is provided with a clamping groove, and the handheld rod detached from the lower end of the hanging rod can be horizontally clamped in the clamping groove.

In practical application, but the handheld pole level card of twisting off is in shielding plate support piece's draw-in groove, and then provides the position of placing, simple structure, convenient to use for handheld pole.

Preferably, the handheld rod and the suspender are equal in diameter.

The handheld rod and the suspender are as thick as the handheld rod, and the shielding plate supporting piece can be arranged at the junction of the handheld rod and the suspender in practical application, so that the handheld rod and the suspender are stably connected.

Optimized, be provided with between first shielding plate, the second shielding plate and dismantle the connecting piece, can dismantle the connecting piece including setting up respectively two fixed hooks of the inboard relative edge of first shielding plate, second shielding plate, the cover is equipped with the elasticity pull ring on two fixed hooks.

During actual installation, after the two shielding plates are spliced, the elastic pull ring is sleeved on the two fixing hooks, so that the two shielding plates can be connected, and the device is simple in structure, convenient to install and reliable in connection.

The utility model has the advantages of:

1. when the rotary twisting type protective umbrella for repairing the distribution network is applied practically, firstly, the suspension rod and the handheld rod penetrate the first shielding plate and the second shielding plate, then the shielding plate supporting piece is arranged at the lower end of the suspension rod, after the installation is finished, two suspension rods, the first shielding plate, the second shielding plate and other parts can be lifted to the installation position below the cross arm of a telegraph pole through a lifting rope and the like, then an operator on the pole holds the handheld rod, and hangs the cross arm lock head on the cross arm of the telegraph pole, adjusts the positions of the first shielding plate and the second shielding plate relative to the telegraph pole and the position of the cross arm lock head on the cross arm of the telegraph pole, and hoists and locks the suspension rod on the cross arm through the cross arm lock head, and installs the first shielding plate and the second shielding plate in place according to the same way, then connect first shielding plate, second shielding plate together, the two is located the both sides of wire pole respectively, after the connection is accomplished, adjust the height that first shielding plate, second shielding plate are located from top to bottom, ensure that first shielding plate, second shielding plate are located below the safe position, after adjusting to suitable position, adjust the upper and lower position of shielding plate support piece, ensure that shielding plate support piece can support first shielding plate, second shielding plate, after the regulation is accomplished, twist off handheld pole, avoid causing the interference to the operation space below, the operation space is bigger, compared with prior art, when joining in marriage net maintenance, this twists formula and joins in marriage net maintenance protection umbrella that revolves overall structure is simple, whole light in weight, portable, convenient to use, especially comparatively convenient, effectively improved maintenance efficiency, and the cost is lower. In practical application, the device can be automatically disassembled and assembled by non-live working personnel at a safe distance, and 1 person can easily complete all operations in a short time; the safety of constructors is guaranteed, meanwhile, precious live working resource investment and time cost are saved, and good social and economic benefits are achieved.

2. During actual installation, two arc openings can block respectively in the both sides of wire pole to hug closely the contact through between soft insulation board and the wire pole, the adaptable different diameters's of soft insulation board pole makes the shielding plate in the not co-altitude of pole, the position of different external diameters, and the shielding plate centre bore homoenergetic that two arc openings formed closely laminates with the pole, forms seamless safety protection structure.

3. The concatenation limiting plate set up the concatenation of two convenient shielding plates, and it is comparatively convenient to install.

4. The guide sleeve is convenient to slide between the shielding plate and the hanging rod, and the use is convenient.

5. In practical application, the hook is hung on a cross arm of a telegraph pole, the suspension rod is screwed, and the top end of the suspension rod can be supported at the bottom of the cross arm, so that the cross arm lock head is locked and installed, and the structure is simple and the operation is convenient.

6. When the hanger rod is actually screwed down, the top block is propped against the bottom of the cross arm, and the hanger rod can rotate relatively between the top block and the top end of the hanger rod, so that the hanger rod can be screwed more smoothly.

7. In practical application, the tightness of the supporting sleeve can be adjusted through the tightness of the fixing bolt of the supporting sleeve, and the supporting sleeve is simple in structure and convenient to operate.

8. In practical application, but the handheld pole level card of twisting off is in shielding plate support piece's draw-in groove, and then provides the position of placing, simple structure, convenient to use for handheld pole.

9. The handheld rod and the suspender are as thick as the handheld rod, and the shielding plate supporting piece can be arranged at the junction of the handheld rod and the suspender in practical application, so that the handheld rod and the suspender are stably connected.

10. During actual installation, after the two shielding plates are spliced, the elastic pull ring is sleeved on the two fixing hooks, so that the two shielding plates can be connected, and the device is simple in structure, convenient to install and reliable in connection.

Drawings

Fig. 1 and 4 are schematic perspective views of a medium-rotation-screwing type distribution network maintenance protective umbrella (a hand-held rod is not screwed off) in the embodiment of the utility model;

FIGS. 2 and 3 are enlarged partial views of A and B in FIG. 1;

fig. 5 is a schematic view of a screwed distribution network maintenance protective umbrella (with the hand-held rod screwed off) in the first embodiment of the present invention;

FIG. 6 is a partial enlarged view of C in FIG. 5;

fig. 7 is a schematic view of a screwed distribution network maintenance protective umbrella mounted to a cross arm of a telegraph pole (without screwing off a hand-held pole) in the first embodiment of the invention;

fig. 8 is a schematic view illustrating the installation between the handheld wand and the suspension rod according to an embodiment of the present invention;

fig. 9 is a cross-sectional view of a cross-arm lock head according to an embodiment of the present invention;

FIG. 10 is a schematic view of a soft insulating plate according to an embodiment of the present invention;

fig. 11 is a schematic view illustrating an installation of a detachable connecting member according to a first embodiment of the present invention;

fig. 12 is an exploded view of a detachable connector according to a first embodiment of the present invention;

fig. 13 is a schematic view of a handle detached from a supporting sleeve to fix a regular hexagon head of a bolt according to a first embodiment of the present invention;

fig. 14 is a schematic view of a handle sleeve on a regular hexagon head of a fixing bolt of a support sleeve according to a first embodiment of the present invention;

fig. 15 is a schematic view of the handheld rod being locked in the locking groove of the shielding plate supporting member according to the second embodiment of the present invention;

FIG. 16 is a left side view of FIG. 15;

wherein, the first and the second end of the pipe are connected with each other,

a first shielding plate-1; splicing the limiting plates-11;

a second shielding plate-2;

a suspender-3; stud-34; a fixed head-35; a stop collar-36; -37 a threaded hole;

a cross arm lock head-4; a hook-41; -42 top block; upper plate-411; a lower plate-412; a vertical plate-413; a shutter support-5; a support sleeve-51; support sleeve fixing bolt-52; a handle-53; a card slot-54; a circular hole-531; regular hexagonal-shaped hole-532; an elastic pad-541;

a handheld lever-6; a threaded post-63;

an arc-shaped opening-7; a soft insulating plate-71;

a guide sleeve-8;

detachable connecting piece-9; a fixed hook-91; an elastic pull ring-92; a mounting substrate-93; positioning a convex column-911; positioning a concave hole-912; a spacing post-913; a handle-921.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

The first embodiment is as follows:

with reference to fig. 1 and 4, the utility model provides a twisting type distribution network maintenance protective umbrella, includes first shielding plate 1, second shielding plate 2, jib 3, cross arm tapered end 4, shielding plate support piece 5, handheld pole 6, arc opening 7, guide pin bushing 8, can dismantle connecting piece 9.

The first shielding plate 1 and the second shielding plate 2 are detachably connected together through a detachable connecting piece 9. The lifting rod 3 is provided with two, the top end of the lifting rod 3 is provided with a cross arm lock head 4, the lower ends of the two lifting rods 3 respectively penetrate through the first shielding plate 1 and the second shielding plate 2, the lower end of the lifting rod 3 is provided with a shielding plate supporting piece 5, and the lower end of the lifting rod 3 is coaxially provided with a handheld rod 6 through threads.

Specifically, as shown in fig. 8, a threaded hole 37 is coaxially formed at the lower end of the boom 3, a threaded post 63 is coaxially formed at the top end of the hand-held lever 6, and the threaded post 63 is fitted into the threaded hole 37. Or, a threaded column is arranged at the lower end of the suspension rod 3, and a threaded hole matched with the top end of the handheld rod 6 is arranged at the top end of the handheld rod.

Specifically, as shown in fig. 5, the first shielding plate 1 and the second shielding plate 2 are both semicircular structures, the opposite edges of the inner sides of the first shielding plate 1 and the second shielding plate 2 are respectively provided with an arc-shaped opening 7, the arc-shaped opening 7 is preferably semicircular, the two arc-shaped openings 7 are arranged oppositely, and the edge of the arc-shaped opening 7 is provided with a soft insulating plate 71. As shown in fig. 10, the soft insulating plate 71 is in a semicircular shape, and is mounted at the edge of the arc-shaped notch 7 by gluing or fixing with screws, and the soft insulating plate 71 is made of a soft insulating material to realize deformation and bending, such as rubber and silica gel. Further, the first shielding plate 1 and the second shielding plate 2 in this embodiment are both made of a light material, such as an aramid fiber material, a rigid foam, a non-metal honeycomb, a foam adhesive film, and the like. All positions of the first shielding plate 1 and the second shielding plate 2 can pass the interlaminar withstand voltage and leakage current test of 20kV according to the standard.

As shown in fig. 2, the inboard marginal top of first shielding plate 1 is provided with concatenation limiting plate 11, concatenation limiting plate 11 is the rectangle sheet structure, encorbelments from the inboard marginal top of first shielding plate 1 and stretches out, the inboard marginal position of second shielding plate 2 is in concatenation limiting plate 11 below to realize spacing concatenation.

Further, as shown in fig. 1 and 3, a guide sleeve 8 is respectively disposed on the first shielding plate 1 and the second shielding plate 2, the suspension rod 3 is slidably mounted in the corresponding guide sleeve 8, the two guide sleeves 8 are symmetrically disposed about a boundary between the first shielding plate 1 and the second shielding plate 2, and the guide sleeves 8 are adhered to the corresponding shielding plates or mounted by screws. Furthermore, a circular ring-shaped limiting ring 36 is arranged on the suspension rod 3, the limiting ring 36 is installed on the suspension rod 3 through a pin or a screw, the limiting ring 36 is located above the first shielding plate 1 and the second shielding plate 2 and used for limiting the first shielding plate 1 and the second shielding plate 2 to move upwards, the first shielding plate 1 and the second shielding plate 2 are ensured to be below a safe position, and a safe distance between the shielding plates and a 10kV electrified body above the shielding plates is ensured.

Further, as shown in fig. 4 and 5, two sets of detachable connectors 9 are arranged between the first shielding plate 1 and the second shielding plate 2 and respectively located at the splicing junctions of the two sides of the round hole formed by splicing the two arc-shaped openings 7, the detachable connectors 9 are respectively arranged on two fixing hooks 91 at the opposite edges of the inner sides of the first shielding plate 1 and the second shielding plate 2, the fixing hooks 91 are arranged on a rectangular mounting substrate 93, and the mounting substrate 93 is mounted on the corresponding shielding plates through screws or rivets, bonding and other modes.

As shown in fig. 11 and 12, an elastic pull ring 92 is fitted over the two fixing hooks 91. Two fixed hooks 91 are the couple structure of L shape, and the elbow orientation is opposite, and in two fixed hooks 91, the interior tip of one of them fixed hook 91 is provided with location projection 911, and location projection 911 root diameter is greater than the tip diameter, and the interior tip of another fixed hook 91 is provided with the location shrinkage pool 912 with location projection 911 complex, and when two shielding plates splice, location projection 911 can insert and realize the location in the location shrinkage pool 912. Furthermore, a limiting column 913 is arranged at the bottom of an elbow of one of the fixing hooks 91, the distance between the lower end of the limiting column 913 and the mounting substrate 93 is smaller than the diameter of the cross section of the elastic pull ring 92, so that the elastic pull ring 92 can slide into the lower part of the elbow of the fixing hook 91 from the lower end of the limiting column 913 under the action of external force and can not fall off in the natural state, an annular handle 921 is arranged on one side of the elastic pull ring 92, the elastic pull ring 92 is pulled while an operator inserts the handle 921 through fingers during actual use, the elastic pull ring 92 is pulled to deform and is sleeved below the elbow of the other fixing hook 91 to realize connection, and the elastic pull ring 92 is made of elastic materials, such as elastic rubber and the like.

The suspender 3 and the handheld rod 6 are light insulating rods, the suspender 3 is an epoxy glass fiber reinforced plastic laminated tube, and can pass the 400mm withstand voltage and leakage current test of 45kV according to the standard. The starting installation position of the shielding plate and the installation position during operation are distinguished on the suspension rod 3 through marks with different colors.

As shown in fig. 9, the cross arm lock 4 includes a hook 41, the hook 41 includes an upper plate 411 and a lower plate 412, the ends of the upper plate 411 and the lower plate 412 are connected by a vertical plate 413, the length of the upper plate 411 is greater than that of the lower plate 412, and the end of the upper plate 411 is bent downward to ensure that the hook cannot slide off horizontally when hanging on the cross arm. The bottom of the hook 41 is provided with a vertical threaded hole, specifically, the threaded hole is formed in the lower plate 412, and the top end of the suspension rod 3 is installed in the threaded hole through a thread.

As shown in fig. 9, a top block 42 is disposed at the top end of the suspension rod 3, the top block 42 is located inside the hook 41, and the top block 42 is rotatably connected with the top end of the suspension rod 3. Specifically, the top of jib 3 sets up double-screw bolt 34, double-screw bolt 34 with the cooperation installation between the screw hole on the flat board 412 down, double-screw bolt 34 is installed through the pin in the hole on jib 3 top, double-screw bolt 34 top is provided with the shrinkage pool, has fixed head 35 through pin fixed mounting in the shrinkage pool, and fixed head 35 lower part is cylindrical, and the top sets up the flange, be provided with the shoulder hole on the kicking block 42, fixed head 35 is located in the shoulder hole, fixed head 35 can rotate in the shoulder hole. The top block 42 can be lifted in the hook 41, and the top block 42 does not rotate under the limit of the inner wall of the vertical plate 413.

As shown in fig. 6, the shade support member 5 includes a support sleeve 51 fitted around the lower end of the boom 3, and the support sleeve 51 is fixed to the boom 3 by a support sleeve fixing bolt 52. The supporting sleeve 51 is U-shaped and clamped on the suspension rod 3, the end part of the fixing bolt 52 of the supporting sleeve is provided with a handle 53, when an operator tightens the handle 53, the supporting sleeve 51 is clamped towards the middle, the shielding plate supporting piece 5 can be fixed on the suspension rod 3, and when the operator loosens the supporting sleeve, the supporting sleeve can slide on the suspension rod 3 or the handheld rod 6. In this embodiment, the diameter of the suspension rod 3 and the diameter of the handheld rod 6 are equal, and when the suspension rod 3 and the handheld rod 6 are coaxial, the supporting sleeve 51 can be moved to the junction of the suspension rod 3 and the handheld rod 6, so as to fix the suspension rod 3 and the handheld rod 6 at the same time, ensure stable connection between the two, and facilitate installation of the shielding plate.

Further, as shown in fig. 13 and 14, the end of the handle 53 is coaxially provided with a circular hole 531 and a regular hexagonal hole 532 matched with the end of the support sleeve fixing bolt 52, the circular hole 531 is smaller than the regular hexagonal hole 532 and larger than the thread section diameter of the support sleeve fixing bolt 52, the regular hexagonal hole 532 can be matched with the regular hexagonal head of the support sleeve fixing bolt 52 to realize a screwing operation, in practical use, when the handle 53 moves inwards along the support sleeve fixing bolt 52, the regular hexagonal hole 532 is separated from the regular hexagonal head, the handle 53 can freely rotate, that is, in the state shown in fig. 13, after rotating to a proper position, the handle 53 moves outwards, the regular hexagonal hole 532 is sleeved on the regular hexagonal head, that is, in the state shown in fig. 14, and then the support sleeve fixing bolt 52 is fastened or loosened, so that the handle does not interfere with the shielding plate above.

Example two:

the difference between the present embodiment and the first embodiment is:

further, as shown in fig. 15 and 16, a horizontal catching groove 54 is provided in the shade support 5, and the hand-held rod 6 detached from the lower end of the hanger bar 3 can be horizontally caught in the catching groove 54. The upper and lower side walls of the engaging groove 54 are provided with elastic pads 541, and the hand-held lever 6 can be engaged between the two elastic pads 541.

The working principle is as follows:

when the utility model is used in practice, the utility model firstly penetrates the boom 3 and the hand-held rod 6 into the first shielding plate 1 and the second shielding plate 2, then the shielding plate support 5 is installed at the lower end of the boom 3, after the installation is completed, the two booms 3, together with the first shielding plate 1 and the second shielding plate 2, can be lifted to the installation position below the cross arm of the telegraph pole by the lifting rope, etc., then the operator on the pole holds the hand-held rod 6 and hangs the cross arm lock head 4 on the cross arm of the telegraph pole, adjusts the positions of the first shielding plate 1 and the second shielding plate 2 relative to the telegraph pole and the position of the cross arm lock head 4 on the cross arm of the telegraph pole, and locks the boom 3 on the cross arm of the telegraph pole by the cross arm lock head 4, namely, as shown in the state of figure 7, the first shielding plate 1 and the second shielding plate 2 are all installed in place in the same way, then, the first shielding plate 1 and the second shielding plate 2 are connected together and are respectively positioned on two sides of a telegraph pole, after the connection is completed, the heights of the first shielding plate 1 and the second shielding plate 2 are adjusted up and down, the first shielding plate 1 and the second shielding plate 2 are ensured to be positioned below the safe positions, after the connection is adjusted to the proper positions, the up and down positions of the shielding plate supporting piece 5 are adjusted, the shielding plate supporting piece 5 is ensured to support the first shielding plate 1 and the second shielding plate 2, after the adjustment is completed, the handheld rod 6 is screwed off, interference on the lower working space is avoided, the working space is larger, compared with the prior art, when distribution network maintenance is performed, the rotary type distribution network maintenance protective umbrella is simple in overall structure, light in overall weight, convenient to carry and convenient to use, especially convenient to assemble and disassemble, maintenance efficiency is effectively improved, and cost is lower. In practical application, the device can be automatically disassembled and assembled by non-live working personnel outside a safe distance, and 1 person can easily complete all operations in a short time; the safety of constructors is guaranteed, meanwhile, precious live working resource investment and time cost are saved, and good social and economic benefits are achieved.

During actual installation, two arc-shaped openings 7 can block respectively in the both sides of wire pole to hug closely the contact through between soft insulation board 71 and the wire pole, the adaptable different diameters's of soft insulation board 71 pole makes the shielding plate in the not co-altitude of pole, the position of different external diameters, and the shielding plate centre bore homoenergetic that two arc-shaped openings 7 formed closely laminates with the pole, forms seamless safety protection structure. The setting of concatenation limiting plate 11 makes things convenient for the concatenation of two shielding plates, and it is comparatively convenient to install. The guide sleeve 8 is convenient to slide between the shielding plate and the hanging rod 3, and the use is convenient. In practical application, the hook 41 is hung on a cross arm of a telegraph pole, the top end of the suspender 3 can be propped against the bottom of the cross arm by screwing the suspender 3, and then the cross arm lock head 4 is locked and installed, and the structure is simple and the operation is convenient.

When in actual screwing, the top block 42 is propped against the bottom of the cross arm, and the top block 42 and the top end of the suspender 3 can rotate relatively, so that the suspender 3 can be screwed more smoothly. In practical application, the tightness of the supporting sleeve 51 can be adjusted by the tightness of the supporting sleeve fixing bolt 52, and the supporting sleeve fixing bolt is simple in structure and convenient to operate. In practical application, the screwed handheld rod 6 can be horizontally clamped in the clamping groove of the shielding plate supporting piece 5, and then a placing position is provided for the handheld rod 6, so that the structure is simple, and the use is convenient. The handheld rod 6 and the suspender 3 are as thick as each other, and the shielding plate support member 5 can be arranged at the junction of the handheld rod 6 and the suspender 3 in practical application, so that the handheld rod 6 and the suspender 3 are stably connected. During actual installation, after the two shielding plates are spliced, the elastic pull ring 92 is sleeved on the two fixing hooks 91, so that the two shielding plates can be connected, and the device is simple in structure, convenient to install and reliable in connection.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (10)

1. The utility model provides a revolve and twist formula and join in marriage net maintenance umbrella which characterized in that: the portable type shielding device comprises a first shielding plate (1) and a second shielding plate (2) which are detachably connected together, and further comprises two hanging rods (3), wherein a cross arm lock head (4) is arranged at the top end of each hanging rod (3), the lower ends of the two hanging rods (3) penetrate through the first shielding plate (1) and the second shielding plate (2) respectively, shielding plate supporting pieces (5) are arranged at the lower ends of the hanging rods (3), and handheld rods (6) are coaxially installed at the lower ends of the hanging rods (3) through threads.

2. The screwed distribution network maintenance protective umbrella of claim 1, wherein: the edge that first shielding plate (1), second shielding plate (2) inboard are relative sets up an arc opening (7) respectively, and two arc openings (7) set up relatively, arc opening (7) edge is provided with soft insulation board (71).

3. The umbrella of claim 1, wherein: the inboard marginal top of first shielding plate (1) is provided with concatenation limiting plate (11), the inboard edge of second shielding plate (2) is located concatenation limiting plate (11) below.

4. The screwed distribution network maintenance protective umbrella of claim 1, wherein: the first shielding plate (1) and the second shielding plate (2) are respectively provided with a guide sleeve (8), and the hanger rod (3) is slidably mounted in the corresponding guide sleeve (8).

5. The umbrella of claim 1, wherein: the cross arm lock head (4) comprises a hook (41), a vertical threaded hole is formed in the bottom of the hook (41), and the top end of the hanging rod (3) is installed in the threaded hole through threads.

6. The screwed distribution network maintenance protective umbrella of claim 5, wherein: the top of jib (3) is provided with kicking block (42), kicking block (42) are located couple (41) are inboard, kicking block (42) with rotate between jib (3) top and be connected.

7. The umbrella of claim 1, wherein: the shielding plate supporting piece (5) comprises a supporting sleeve (51) sleeved on the lower end of the suspension rod (3), and the supporting sleeve (51) is fixed on the suspension rod (3) through a supporting sleeve fixing bolt (52).

8. The umbrella of claim 1, wherein: the shielding plate supporting piece (5) is provided with a clamping groove (54), and the handheld rod (6) detached from the lower end of the hanging rod (3) can be horizontally clamped in the clamping groove (54).

9. The screwed distribution network maintenance protective umbrella of claim 1, wherein: the handheld rod (6) and the hanging rod (3) are equal in diameter.

10. The umbrella of claim 1, wherein: be provided with between first shielding plate (1), the second shielding plate (2) and dismantle connecting piece (9), can dismantle connecting piece (9) including setting up respectively two fixed hook (91) of the relative edge in first shielding plate (1), the second shielding plate (2) inboard, the cover is equipped with elasticity pull ring (92) on two fixed hook (91).

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