CN209962963U

CN209962963U - Safe type electrical equipment with insulating isolation structure

Info

Publication number: CN209962963U
Application number: CN201921361842.4U
Authority: CN
Inventors: 黄卓风
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-01-17
Anticipated expiration: 2029-08-21

Abstract

The utility model belongs to the technical field of power equipment, especially, be a safe type power equipment with insulating isolation structure, including single-phase vacuum contactor body, the top fixed mounting of single-phase vacuum contactor body has a wiring board and two fixing bases, and two fixing bases are located the both sides of a wiring board respectively, the slot has been seted up at the top of fixing base, be provided with the picture peg in the slot, the both sides of single-phase vacuum contactor body are provided with insulating barrier respectively, and the top of two picture pegs all extends to the top of corresponding fixing base and equal fixedly connected with connecting block. The utility model discloses the practicality is high, through setting up two insulation barrier, can guarantee security and reliability after single-phase vacuum contactor body comes into operation to insulation barrier is detachable design, can be quick when installing current-limiting fuse clip dismantle, can not cause the influence to the installation of current-limiting fuse clip, convenient operation is simple.

Description

Safe type electrical equipment with insulating isolation structure

Technical Field

The utility model relates to an electrical equipment technical field especially relates to a safe type electrical equipment with insulating isolation structure.

Background

The single-phase vacuum contactor is a common high-voltage primary device in a power system, is mainly used on a high-voltage arc extinction and resonance elimination cabinet and is matched with an arc extinction controller, when the arc extinction controller detects that intermittent arc grounding exists in the system, the single-phase vacuum contactor can be controlled to act, the intermittent arc grounding is directly converted into metal grounding, and arc overvoltage is avoided.

Single-phase vacuum contactor and high-voltage current limiting fuse are connected and need carry out transitional coupling through the clip, the clip is installed on the primary wiring board at single-phase vacuum contactor top usually, however, lack the structure of keeping apart the clip on the single-phase vacuum contactor among the prior art, because high-voltage current limiting fuse clip volume is great, after accomplishing the installation, again because the installation has the error, sometimes can lead to with other looks single-phase vacuum contactor on the safety distance between the clip not enough, this kind of condition is most common in the non-standard arc extinction cabinet that the cabinet is wide to 800 or the width is littleer, so that the arc extinction cabinet has the potential safety hazard in the time of moving, for this reason, provide a safe type power equipment who has insulating isolation structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the safe type power equipment who provides with insulating isolation structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a safety type electric power equipment with an insulation isolation structure comprises a single-phase vacuum contactor body, wherein a primary wiring board and two fixing seats are fixedly installed at the top of the single-phase vacuum contactor body, the two fixing seats are respectively positioned at two sides of the primary wiring board, slots are formed in the tops of the fixing seats, inserting plates are arranged in the slots, insulation partition plates are respectively arranged at two sides of the single-phase vacuum contactor body, the tops of the two inserting plates extend to the upper parts of the corresponding fixing seats and are respectively and fixedly connected with connecting blocks, one ends, far away from each other, of the two connecting blocks are respectively and fixedly connected with the corresponding insulation partition plates, clamping grooves positioned in the slots are formed in the outer wall of one side of each inserting plate, circular through holes are formed in the outer wall of one side of each fixing seat and are, one end of the clamping rod extends into the clamping groove and is movably connected with the inner wall of the clamping groove.

Preferably, two rectangular channels have been seted up to the symmetry on the inner wall of circular through-hole, the same slide bar of regular connection on the both sides inner wall of rectangular channel, the cover all slides on two slide bars and is equipped with the slider, the one end that two sliders are close to each other all extend to in the circular through-hole and with kelly fixed connection, all overlap on two slide bars and be equipped with the spring, the one end of two springs all with corresponding slider fixed connection, the other end of two springs all with the inner wall fixed connection of corresponding rectangular channel.

Preferably, one end of the clamping rod, which is positioned at the outer side of the fixed seat, is fixedly connected with a pulling plate.

Preferably, a sliding hole is formed in the outer wall of one side of the sliding block, and the sliding rod penetrates through the sliding hole and is in sliding connection with the inner wall of the sliding hole.

Preferably, the insulating partition plate, the connecting block and the inserting plate are all made of epoxy resin.

Preferably, the fixing seat, the clamping rod and the pulling plate are made of acrylic materials.

Compared with the prior art, the beneficial effects of the utility model are that: the device is characterized in that a single-phase vacuum contactor body, a primary wiring board, a fixed seat, a slot, a plug board, an insulating partition board, a connecting block, a slot, a round through hole and a clamping rod are matched, and a pulling plate on the clamping rod is pulled backwards to enable the clamping rod to move the plug board to withdraw from the slot, so that the plug board loses the limitation, the insulating partition board can be removed, the current-limiting fuse clip can be conveniently installed, and the operation is simple; after the current-limiting fuse clip is installed, the insulating partition plate can be installed again through simple operation, and after the single-phase vacuum contactor body is put into operation, the insulating partition plates are arranged on two sides of the current-limiting fuse clip for shielding, so that even if the safety distance between the current-limiting fuse clip and the current-limiting fuse clips on other single-phase vacuum contactors is slightly insufficient, the phenomenon of interphase discharge can not occur, and the use safety of the single-phase vacuum contactor body is greatly improved;

the utility model discloses the practicality is high, through setting up two insulation barrier, can guarantee security and reliability after single-phase vacuum contactor body comes into operation to insulation barrier is detachable design, can be quick when installing current-limiting fuse clip dismantle, can not cause the influence to the installation of current-limiting fuse clip, convenient operation is simple.

Drawings

Fig. 1 is a side view of the present invention;

fig. 2 is a top view of the present invention;

FIG. 3 is a schematic side sectional view of the fixing base of the present invention;

fig. 4 is an enlarged schematic view of a portion a of fig. 3.

In the figure: 1. a single-phase vacuum contactor body; 2. a primary wiring board; 3. a fixed seat; 4. a slot; 5. inserting plates; 6. an insulating spacer; 7. connecting blocks; 8. a card slot; 9. a circular through hole; 10. and (5) clamping the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a safety type electric power equipment with an insulation isolation structure comprises a single-phase vacuum contactor body 1, wherein a primary wiring board 2 and two fixing seats 3 are fixedly installed at the top of the single-phase vacuum contactor body 1, the two fixing seats 3 are respectively positioned at two sides of the primary wiring board 2, slots 4 are formed in the tops of the fixing seats 3, inserting plates 5 are arranged in the slots 4, insulation partition plates 6 are respectively arranged at two sides of the single-phase vacuum contactor body 1, the tops of the two inserting plates 5 extend to the upper side of the corresponding fixing seats 3 and are respectively and fixedly connected with connecting blocks 7, the ends, far away from each other, of the two connecting blocks 7 are respectively and fixedly connected with the corresponding insulation partition plates 6, clamping grooves 8 positioned in the slots 4 are formed in the outer wall of one side of each inserting plate 5, circular through holes 9 are formed in the outer wall of one side of each fixing seat 3, one end of the clamping rod 10 extends into the clamping groove 8 and is movably connected with the inner wall of the clamping groove 8;

two rectangular channels have been seted up to the symmetry on the inner wall of circular through-hole 9, the same slide bar of regular connection on the both sides inner wall of rectangular channel, equal slip cap is equipped with the slider on two slide bars, the one end that two sliders are close to each other all extends to in circular through-hole 9 and with kelly 10 fixed connection, all the cap is equipped with the spring on two slide bars, the one end of two springs all with corresponding slider fixed connection, the other end of two springs all with the inner wall fixed connection of corresponding rectangular channel, kelly 10 is located the one end fixedly connected with arm-tie in the fixing base 3 outside, the slip hole has been seted up on one side outer wall of slider, the slide bar runs through the slip hole and with the inner wall sliding connection of slip hole, insulating barrier 6, connecting block 7 and picture peg 5 are the epoxy material, fixing base 3, kelly 10 and arm-tie are the ya material, through single-phase, The fixed seat 3, the slot 4, the inserting plate 5, the insulating partition plate 6, the connecting block 7, the clamping groove 8, the circular through hole 9 and the clamping rod 10 are matched, and the pulling plate on the clamping rod 10 is pulled backwards, so that the clamping rod 10 moves the clamping groove 8 of the inserting plate 5 to withdraw, the inserting plate 5 loses the limitation, the insulating partition plate 6 can be detached, the current-limiting fuse clip can be conveniently installed, and the operation is simple; after the current-limiting fuse clip is installed, the insulating partition plate 6 can be installed again through simple operation, and after the single-phase vacuum contactor body 1 is put into operation, the insulating partition plates 6 are arranged on two sides of the current-limiting fuse clip for shielding, so that even if the safety distance between the current-limiting fuse clip and the current-limiting fuse clips on other single-phase vacuum contactors is slightly insufficient, the phenomenon of interphase discharge does not occur, and the use safety of the single-phase vacuum contactor body 1 is greatly improved; the utility model discloses the practicality is high, through setting up two insulation barrier 6, can guarantee security and reliability after 1 input uses of single-phase vacuum contactor body to insulation barrier 6 is detachable design, can be quick when installing current-limiting fuse clip dismantle, can not cause the influence to the installation of current-limiting fuse clip, convenient operation is simple.

The working principle is as follows: the single-phase vacuum contactor body 1 adopts the conventional design of the prior art, and when in use, a high-voltage current-limiting fuse clip is fixedly arranged on the primary wiring board 2 through a bolt;

when the current-limiting fuse clip is installed, because the current-limiting fuse clip is large, the two insulating partition plates 6 can be detached firstly, when the current-limiting fuse clip is detached, the pull plate is pinched and pulled backwards, the clamping rod 10 moves backwards under the drive of the pull plate and gradually exits from the clamping groove 8, in the process, the two springs are compressed and store elastic potential energy, the inserting plate 5 loses the limitation when one end of the clamping rod 10 far away from the pull plate completely enters the circular through hole 9, then an installer can cover the connecting block 7 and pull upwards, so that the inserting plate 5 can be pulled out from the inserting groove 4, the detaching work of the insulating partition plates 6 is completed, the other insulating partition plate 6 can be detached by the same method, and then the installing work of the current-limiting fuse clip can be performed;

after the current-limiting fuse clip is installed, the insulating partition plate 6 can be installed again, a pulling plate is pulled in the installation process due to the phenomenon, as can be seen from the above, one end, located in the slot 4, of the clamping rod 10 retreats into the circular through hole 9, the spring is compressed to store elastic potential energy, then the inserting plate 5 on the insulating partition plate 6 can be inserted into the slot 4, when the bottom of the inserting plate 5 is contacted with the inner wall of the bottom of the slot 4, the clamping groove 8 is aligned with the clamping rod 10 in the horizontal direction, then the pulling plate 9 is loosened, the clamping rod 10 moves forward under the elastic force of the spring, and finally one end, far away from the pulling plate, of the clamping rod 10 is clamped into the clamping groove 8, so that the inserting plate 5 can be limited, and then the insulating partition plate 6 can be reliably fixed;

after the single-phase vacuum contactor body 1 is put into operation, because the both sides of current-limiting fuse clip are sheltered from by insulating barrier 6, even if the safe distance with the current-limiting fuse clip on other single-phase vacuum contactors is not enough slightly, the phenomenon of interphase discharge can not appear.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a safe type power equipment with insulating isolation structure, includes single-phase vacuum contactor body (1), its characterized in that: the top of the single-phase vacuum contactor body (1) is fixedly provided with a primary wiring board (2) and two fixing seats (3), the two fixing seats (3) are respectively positioned at two sides of the primary wiring board (2), the top of each fixing seat (3) is provided with a slot (4), each slot (4) is internally provided with a plug board (5), two sides of the single-phase vacuum contactor body (1) are respectively provided with an insulating partition board (6), the tops of the two plug boards (5) extend to the upper part of the corresponding fixing seats (3) and are respectively and fixedly connected with a connecting block (7), one ends of the two connecting blocks (7) which are far away from each other are respectively and fixedly connected with the corresponding insulating partition boards (6), one outer wall of one side of each plug board (5) is provided with a clamping groove (8) positioned in the slot (4), one outer wall of one side of each, and circular through-hole (9) are linked together with slot (4), slidable mounting has kelly (10) in circular through-hole (9), the one end of kelly (10) extend to in draw-in groove (8) and with the inner wall swing joint of draw-in groove (8).

2. The safety type electrical equipment with the insulation isolation structure as recited in claim 1, wherein: two rectangular channels have been seted up to the symmetry on the inner wall of circular through-hole (9), the same slide bar of regular connection on the both sides inner wall of rectangular channel, the cover that all slides on two slide bars is equipped with the slider, the one end that two sliders are close to each other all extend to circular through-hole (9) in and with kelly (10) fixed connection, all overlap on two slide bars and be equipped with the spring, the one end of two springs all with corresponding slider fixed connection, the other end of two springs all with the inner wall fixed connection of corresponding rectangular channel.

3. The safety type electrical equipment with the insulation isolation structure as recited in claim 1, wherein: the clamping rod (10) is fixedly connected with a pulling plate at one end outside the fixed seat (3).

4. The safety type electrical equipment with the insulation isolation structure as recited in claim 2, wherein: a sliding hole is formed in the outer wall of one side of the sliding block, and the sliding rod penetrates through the sliding hole and is in sliding connection with the inner wall of the sliding hole.

5. The safety type electrical equipment with the insulation isolation structure as recited in claim 1, wherein: and the insulating partition plate (6), the connecting block (7) and the inserting plate (5) are all made of epoxy resin.

6. The safety type electrical equipment with the insulation isolation structure as recited in claim 3, wherein: the fixing seat (3), the clamping rod (10) and the pulling plate are all made of acrylic materials.