阅读说明：本技术 用于高压断路器相间壳体的异形板安装结构及高压断路器 (Special-shaped plate mounting structure for interphase shell of high-voltage circuit breaker and high-voltage circuit breaker ) 是由 钱江波 郭灿 郑文秀 于 2019-09-12 设计创作，主要内容包括：用于高压断路器相间壳体的异形板安装结构及高压断路器。主要解决现在的高压断路器的相间壳体仅靠一个平面板通过紧固件进行安装固定,安装结构不是很稳固的问题。本发明提供用于高压断路器相间壳体的异形板安装结构,除了通过紧固件安装相间壳体和异形板外,该异形板上还设有限位槽,对相间壳体具有更好的限位,作为优选的,该异形板可以由DMC制成,减轻了重量且承压能力也更强。(A dysmorphism board mounting structure and high voltage circuit breaker for high voltage circuit breaker interphase casing. The problem that an interphase shell of an existing high-voltage circuit breaker is fixed by a plane plate through a fastener, and a mounting structure is not stable is mainly solved. The invention provides a special-shaped plate mounting structure for an interphase shell of a high-voltage circuit breaker, wherein the interphase shell and the special-shaped plate are mounted through fasteners, and the special-shaped plate is also provided with a limiting groove, so that the interphase shell is better limited.)

1. A dysmorphism board mounting structure for high voltage circuit breaker interphase casing includes interphase casing (1) and dysmorphism board (2) connected through the fastener, its characterized in that: the interphase shell comprises a fixed seat (11);

Be equipped with first spacing groove (21) on the dysmorphism board, the both sides inner wall of first spacing groove with the spacing cooperation of the both sides outer wall of fixing base.

2. The profiled sheet mounting structure for a interphase housing for a high-voltage circuit breaker according to claim 1, characterized in that: the special-shaped plate is provided with a plurality of through holes (3).

3. The profiled sheet mounting structure for a interphase housing for a high-voltage circuit breaker according to claim 1 or 2, characterized in that: the profiled sheet is made of DMC or SMC.

4. The profiled sheet mounting structure for a interphase housing for a high-voltage circuit breaker according to claim 1, characterized in that: the interphase shell further comprises a support (12), and a second limiting groove (22) in contact with the side wall of the support is arranged on the special-shaped plate.

5. The profiled sheet mounting structure for a interphase housing for a high-voltage circuit breaker according to claim 4, characterized in that: the bottom of the special-shaped plate is provided with a reinforcing rib (4) relative to the first limiting groove.

6. The profiled sheet mounting structure for a interphase housing for a high-voltage circuit breaker according to claim 5, characterized in that: a support plate (13) is arranged on the upper end face of the special-shaped plate, and the first limit groove is formed between the support plates.

7. The profiled sheet mounting structure for a interphase housing for a high-voltage circuit breaker according to claim 6, characterized in that: the mounting base both sides are equipped with first boss (111), first boss circumference outer wall is the arcwall face, first spacing inslot wall is equipped with the identical holding surface of arcwall face (211).

8. The profiled sheet mounting structure for a interphase housing for a high-voltage circuit breaker according to claim 7, characterized in that: the bottom of the interphase shell (1) is provided with a groove (14), the special-shaped plate is provided with a second boss (23), and the top end face of the second boss is in contact with the inner wall of the groove.

9. The profiled sheet mounting structure for a interphase housing for a high-voltage circuit breaker according to claim 8, characterized in that: the dysmorphism board bottom is connected with support (5), and is adjacent be equipped with crossbeam (41) between the strengthening rib, the crossbeam with form between the support and be used for fixed slot (51) of voltage transformer casing (91) installation.

10. High voltage circuit breaker, including casing (92), its characterized in that: the housing is provided with a special-shaped plate mounting structure for an interphase housing of a high-voltage circuit breaker according to any one of claims 1 to 9.

Technical Field

The invention belongs to the field of outdoor high-voltage circuit breakers, and particularly relates to a special-shaped plate mounting structure for an interphase shell of a high-voltage circuit breaker and the high-voltage circuit breaker.

background

An outdoor high-voltage circuit breaker is one of high-voltage electrical appliances and is mainly used for breaking and closing load current, overload current and short-circuit current in a power line. The device is suitable for protection and control in distribution systems of transformer substations and industrial and mining enterprises.

Chinese patent publication No. CN209071216U discloses a primary and secondary fused sleeved column circuit breaker, in which the interphase housing is fixed by a plane plate through fasteners, and the mounting structure is not very stable.

Disclosure of Invention

In order to overcome the defects of the background art, the invention provides a special-shaped plate mounting structure for an interphase shell of a high-voltage circuit breaker, and mainly solves the problem that the interphase shell of the existing high-voltage circuit breaker is only mounted and fixed by a plane plate through a fastener, and the mounting structure is not very stable.

The technical scheme adopted by the invention is as follows:

The special-shaped plate mounting structure for the interphase shell of the high-voltage circuit breaker comprises an interphase shell and a special-shaped plate which are connected through a fastener, wherein the interphase shell comprises a fixed seat; be equipped with first spacing groove on the dysmorphism board, the both sides inner wall of first spacing groove with the spacing cooperation of the both sides outer wall of fixing base.

The special-shaped plate is provided with a plurality of through holes.

the profiled sheet is made of DMC or SMC.

The interphase casing still includes the support, be equipped with on the dysmorphism board with the second spacing groove of support lateral wall contact.

The bottom of the special-shaped plate is opposite to the first limiting groove and is provided with a reinforcing rib.

The upper end face of the special-shaped plate is provided with a support plate, and the first limit groove is formed between the support plates.

The mounting base both sides are equipped with first boss, first boss circumference outer wall is the arcwall face, first spacing inslot wall is equipped with the anastomotic holding surface of arcwall face.

The bottom of the interphase shell is provided with a groove, the special-shaped plate is provided with a second boss, and the top end face of the second boss is in contact with the inner wall of the groove.

The special-shaped plate bottom is connected with the support, and is adjacent be equipped with the crossbeam between the strengthening rib, the crossbeam with form the fixed slot that is used for the installation of voltage transformer casing between the support.

High-voltage circuit breaker, including the casing, be equipped with in the casing like the aforesaid be used for the special-shaped board mounting structure of high-voltage circuit breaker interphase casing.

The invention has the beneficial effects that: the invention provides a special-shaped plate mounting structure for an interphase shell of a high-voltage circuit breaker, wherein the interphase shell and the special-shaped plate are mounted through fasteners, and the special-shaped plate is also provided with a limiting groove, so that the interphase shell is better limited.

Drawings

Fig. 1 is a perspective view of an embodiment of the present invention.

FIG. 2 is a perspective view of another angle of an embodiment of the present invention.

Fig. 3 is a perspective view of an inter-phase housing according to an embodiment of the present invention.

Fig. 4 is a perspective view of a holder according to an embodiment of the present invention.

Fig. 5 is a perspective view of a profiled sheet according to an embodiment of the present invention.

Fig. 6 is a schematic perspective view of a high voltage circuit breaker incorporating an embodiment of the present invention.

Detailed Description

The invention is further described with reference to the accompanying drawings, as shown in the figures, the special-shaped plate mounting structure for the high-voltage circuit breaker interphase shell comprises an interphase shell 1 and a special-shaped plate 2 which are connected through a fastener, wherein the interphase shell comprises a fixed seat 11, a first limit groove 21 is arranged on the special-shaped plate, and two side inner walls of the first limit groove are in limit fit with two side outer walls of the fixed seat.

In the present embodiment, as shown in the figure, the special-shaped plate is provided with a plurality of through holes 3. The weight of the special-shaped plate can be reduced, and the installation is convenient.

In this embodiment, the profiled sheet is made of DMC or SMC, as shown in the figures. Light weight and high strength.

In this embodiment, as shown in the figure, the interphase casing further includes a support 12, and the profiled plate is provided with a second limiting groove 22 contacting with a side wall of the support. The spacing of the alternate shell is further strengthened and the contact surface is increased, and the installation is stable.

In this embodiment, as shown in the figure, the bottom of the special-shaped plate is provided with a reinforcing rib 4 opposite to the first limiting groove. The pressure resistance is increased, the deformation is prevented, and the using effect is better.

In this embodiment, as shown in the figure, a support plate 13 is disposed on the upper end surface of the special-shaped plate, and the first limit groove is formed between the support plates. The structure is simple, and the inner wall of the support plate corresponds to the outer walls of the two sides of the fixed seat.

In this embodiment, as shown in the figure, the two sides of the mounting seat are provided with first bosses 111, the circumferential outer walls of the first bosses are arc-shaped surfaces, and the inner walls of the first limiting grooves are provided with supporting surfaces 211 matched with the arc-shaped surfaces. Further increase area of contact, increase spacing effect.

In this embodiment, as shown in the figure, a groove 14 is provided at the bottom of the interphase casing 1, a second boss 23 is provided on the special-shaped plate, and a top end face of the second boss contacts with an inner wall of the groove. Further increase area of contact, increase spacing effect.

In this embodiment, as shown in the figure, a support 5 is connected to the bottom of the special-shaped plate, a cross beam 41 is arranged between the adjacent reinforcing ribs, and a fixing groove 51 for installing a voltage transformer shell 91 is formed between the cross beam and the support. For mounting the voltage transformer so that it can be integrated into a circuit breaker housing.

In the present embodiment, as shown in the figure, the high-voltage circuit breaker includes a housing 92, and the housing is provided with a special-shaped plate mounting structure for the interphase housing of the high-voltage circuit breaker.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The embodiments described with reference to the drawings are illustrative and are intended to be illustrative of the invention and should not be construed as limiting the invention. The examples should not be construed as limiting the present invention, but any modifications made based on the spirit of the present invention should be within the scope of protection of the present invention.