CN209029310U - A kind of secondary fusion pole-mounted circuit breaker - Google Patents

Abstract

The utility model discloses a kind of secondary fusion pole-mounted circuit breakers, including baffle, motor, drawstring, adjustable spring, fixed link, fixed plate, fixed frame, supporting leg, cabinet, square block, casing, first stroke switch, idler wheel, second stroke switch, first T-block, first locating slot, second locating slot, second T-block, connecting rope and shaft, the bottom of the cabinet is by being welded with fixed plate, the bottom of the fixed plate has been bolted supporting leg, the two sides correspondence of the supporting leg offers the second locating slot, the top correspondence of the supporting leg offers the first locating slot, the outside of the supporting leg is provided with fixed frame, the two sides of the fixed frame are correspondingly arranged on the second T-block, second T-block passes through fixed frame, and second T-block and the second locating slot be fit structure, the fixed frame Top is correspondingly arranged on the first T-block, and the utility model has the characteristics that practical and simple installation.

Description

A kind of secondary fusion pole-mounted circuit breaker

Technical field

The utility model relates to breaker technical field, specially a kind of secondary fusion pole-mounted circuit breaker.

Background technique

With the development of economy, user gradually increases the dependence of electric power, for the reliability for improving power grid, needs to use Breaker.Pole-mounted circuit breaker is a kind of breaker installed and operated on electric pole, it is widely used in high voltage, large capacity electricity Road is a kind of good non-oil ultra high vacuum system equipment.

And existing pole-mounted circuit breaker is there are the practicability is poor and the problem of installation process complexity, since pole-mounted circuit breaker is set It sets on the electric pole of outdoor open air, winter, interim accumulated snow can cover on-board the circuit breaker, and pressure may result in breaker Internal component damage；Existing pole-mounted circuit breaker is bolted on electric pole simultaneously, installing and dismounting cumbersome, when long Between high altitude operation risk it is larger.Therefore, designing a kind of practical and simple installation secondary fusion pole-mounted circuit breaker is very It is necessary to.

Utility model content

The purpose of this utility model is to provide a kind of secondary fusion pole-mounted circuit breakers, to solve to mention in above-mentioned background technique Out the problem of.

In order to solve the above-mentioned technical problem, the utility model provides the following technical solutions: open circuit on the secondary fusion column of one kind Device, including baffle, motor, drawstring, adjustable spring, fixed link, fixed plate, fixed frame, supporting leg, cabinet, square block, casing, First stroke switch, idler wheel, second stroke switch, the first T-block, the first locating slot, the second locating slot, the second T-block, connection Rope and shaft, the bottom of the cabinet have been bolted branch by being welded with fixed plate, the bottom of the fixed plate Support leg, the two sides of the supporting leg are corresponding to offer the second locating slot, and the top correspondence of the supporting leg offers the first positioning Slot, the outside of the supporting leg are provided with fixed frame, and the two sides of the fixed frame are correspondingly arranged on the second T-block, the 2nd T Type block passes through fixed frame, and the second T-block and the second locating slot are fit structure, and the is correspondingly arranged at the top of the fixed frame One T-block, is connected with connecting rope between first T-block and the second T-block, first T-block passes through fixed frame, and the One T-block and the first locating slot are fit structure, and the top correspondence of the fixed plate has been bolted fixed link, described solid The side of fixed pole is equipped with square block, the top of the square block by being welded with adjustable spring, the adjustable spring Top is connected with drawstring, and the top of the fixed link is connected with idler wheel by bearing, and the inside of the idler wheel, which is socketed with, to be turned Axis, by being welded with motor, the side of the fixed link is provided with first stroke switch, described for the side of the fixed link It is provided with second stroke switch at the top of fixed link, casing, the first stroke switch are evenly distributed at the top of the cabinet It is connect with motor by conducting wire with second stroke switch, the motor and external power supply are electrically connected.

Further, the output shaft of the motor is flexibly connected with shaft by shaft coupling.

Further, the second stroke switch and first stroke switch are located in the same vertical plane with baffle.

Further, the drawstring is in contact with idler wheel.

Further, the quantity of the drawstring is four, and every two one end is connected with the two sides of baffle respectively.

Compared with prior art, the utility model beneficial effect achieved is: the utility model, by being provided with first The components such as travel switch, idler wheel and adjustable spring, so as to prevent snow from directly overlaying breaker surface, and can be automatically clear Accumulated snow is managed, the practicability of the pole-mounted circuit breaker is improved；By being provided with the structures such as the second T-block, the second locating slot and connecting rope Part keeps installing and dismounting process simple, solves the problems, such as because the time-consuming laborious caused risk of installing and dismounting is larger, so that should Pole-mounted circuit breaker has the characteristics that simple installation.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:

Fig. 1 is the whole positive structure diagram of the utility model；

Fig. 2 is a-quadrant enlarged diagram in Fig. 1 of the utility model；

Fig. 3 is the motor and shaft scheme of installation of the utility model；

In figure: 1, baffle；2, motor；3, drawstring；4, adjustable spring；5, fixed link；6, fixed plate；7, fixed frame；8, it props up Support leg；9, cabinet；10, square block；11, casing；12, first stroke switchs；13, idler wheel；14, second stroke switchs；15, first T-block；16, the first locating slot；17, the second locating slot；18, the second T-block；19, connecting rope；20, shaft.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of secondary fusion pole-mounted circuit breaker, including gear Plate 1, motor 2, drawstring 3, adjustable spring 4, fixed link 5, fixed plate 6, fixed frame 7, supporting leg 8, cabinet 9, square block 10, casing 11, first stroke switch 12, idler wheel 13, second stroke switch 14, the first T-block 15, the first locating slot 16, the second locating slot 17, the second T-block 18, connecting rope 19 and shaft 20, the bottom of cabinet 9 is by being welded with fixed plate 6, the bottom of fixed plate 6 Portion has been bolted supporting leg 8, and the two sides of supporting leg 8 are corresponding to offer the second locating slot 17, and the top of supporting leg 8 is corresponding The first locating slot 16 is offered, the outside of supporting leg 8 is provided with fixed frame 7, and the two sides of fixed frame 7 are correspondingly arranged on the second T-type Block 18, the second T-block 18 passes through fixed frame 7, and the second T-block 18 and the second locating slot 17 are fit structure, the top of fixed frame 7 Portion is correspondingly arranged on the first T-block 15, and connecting rope 19, the first T-block are connected between the first T-block 15 and the second T-block 18 15 pass through fixed frame 7, and the first T-block 15 and the first locating slot 16 are fit structure, and the top correspondence of fixed plate 6 passes through bolt It is fixed with fixed link 5, the side of fixed link 5 is equipped with square block 10, and the top of square block 10 is by being welded with flexible bullet Spring 4, the top of adjustable spring 4 are connected with drawstring 3, and the top of fixed link 5 is connected with idler wheel 13 by bearing, idler wheel 13 Inside is socketed with shaft 20, and the side of fixed link 5 is provided with first stroke by being welded with motor 2, the side of fixed link 5 Switch 12, the top of fixed link 5 are provided with second stroke switch 14, and the top of cabinet 9 is evenly distributed with casing 11, first stroke Switch 12 and second stroke switch 14 are connect with motor 2 by conducting wire, and motor 2 and external power supply are electrically connected；Motor 2 it is defeated Shaft is flexibly connected with shaft 20 by shaft coupling, is rotated convenient for 2 drive shaft 20 of motor；Second stroke switch 14 and the first row Cheng Kaiguan 12 is located in the same vertical plane with baffle 1, collides second stroke switch 14 and first stroke switch convenient for baffle 1 12；Drawstring 3 is in contact with idler wheel 13, moves up and down convenient for drawstring 3；The quantity of drawstring 3 is four, and every two one end is distinguished It is connected with the two sides of baffle 1, pulls baffle 1 convenient for drawstring 3；When the pole-mounted circuit breaker in snowy day in use, snow can fall in gear On plate 1, since adjustable spring 4 is to the pulling force of baffle 1, baffle 1 can bear a certain amount of accumulated snow, when accumulated snow to a certain extent It is that baffle 1 touches first stroke switch 12, the power supply that first stroke switch 12 controls motor 2 is connected, output shaft band turn Axis 20 rotates, and idler wheel 13 rotates and is rotated up baffle 1, and accumulated snow slides from baffle 1, until baffle 1 encounters second stroke Switch 14, second stroke switch 14 control motor 2 and stop operating, and baffle 1 freely falls to the pre-stressed position of adjustable spring 4, from And snow can be prevented to directly overlay breaker surface, and from the practical of the pole-mounted circuit breaker being improved with automatic snow-cleaning Property；When dismantling the pole-mounted circuit breaker, first the first T-block 15 and the second T-block 18 are pulled and determined from the first locating slot 16 and second Position slot 17, supporting leg 8 can slide in fixed frame 7, drive cabinet 9 to move, remove until by breaker, when installation only need by Supporting leg 8 slides into the suitable position of fixed frame 7, and the first T-block 15 and the second T-block 18 are respectively clamped into the first locating slot 16 With the second locating slot 17, keep installing and dismounting process simple, solves because the time-consuming laborious caused risk of installing and dismounting is larger The problem of, so that the pole-mounted circuit breaker has the characteristics that simple installation.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims (5)

1. a kind of secondary fusion pole-mounted circuit breaker, including baffle (1), motor (2), drawstring (3), adjustable spring (4), fixed link (5), fixed plate (6), fixed frame (7), supporting leg (8), cabinet (9), square block (10), casing (11), first stroke switch (12), idler wheel (13), second stroke switch (14), the first T-block (15), the first locating slot (16), the second locating slot (17), the Two T-blocks (18), connecting rope (19) and shaft (20), it is characterised in that: the bottom of the cabinet (9) is solid by being welded with The bottom of fixed board (6), the fixed plate (6) has been bolted supporting leg (8), and the two sides correspondence of the supporting leg (8) is opened Equipped with the second locating slot (17), the top correspondence of the supporting leg (8) is offered the first locating slot (16), the supporting leg (8) Outside be provided with fixed frame (7), the two sides of the fixed frame (7) are correspondingly arranged on the second T-block (18), second T-type Block (18) passes through fixed frame (7), and the second T-block (18) and the second locating slot (17) are fit structure, the fixed frame (7) Top is correspondingly arranged on the first T-block (15), is connected with connecting rope between first T-block (15) and the second T-block (18) (19), first T-block (15) passes through fixed frame (7), and the first T-block (15) and the first locating slot (16) are cooperation knot The top correspondence of structure, the fixed plate (6) has been bolted fixed link (5), the side side of being equipped with of the fixed link (5) Shape block (10), the top of the square block (10) is by being welded with adjustable spring (4), the top of the adjustable spring (4) Be connected with drawstring (3), the top of the fixed link (5) is connected with idler wheel (13) by bearing, the idler wheel (13) it is interior Portion is socketed with shaft (20), and the side of the fixed link (5) is by being welded with motor (2), the side of the fixed link (5) It is provided with first stroke switch (12), second stroke switch (14), the cabinet (9) are provided at the top of the fixed link (5) Top be evenly distributed with casing (11), first stroke switch (12) and second stroke switch (14) lead to motor (2) Conducting wire connection is crossed, the motor (2) and external power supply are electrically connected.

2. a kind of secondary fusion pole-mounted circuit breaker according to claim 1, it is characterised in that: the output of the motor (2) Axis is flexibly connected with shaft (20) by shaft coupling.

3. a kind of secondary fusion pole-mounted circuit breaker according to claim 1, it is characterised in that: the second stroke switch (14) it is located in the same vertical plane with first stroke switch (12) with baffle (1).

4. a kind of secondary fusion pole-mounted circuit breaker according to claim 1, it is characterised in that: the drawstring (3) and idler wheel (13) it is in contact.

5. a kind of secondary fusion pole-mounted circuit breaker according to claim 1, it is characterised in that: the quantity of the drawstring (3) It is four, and every two one end is connected with the two sides of baffle (1) respectively.