CN212485242U - Circuit breaker spring operating mechanism base - Google Patents
Circuit breaker spring operating mechanism base Download PDFInfo
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- CN212485242U CN212485242U CN202020929400.1U CN202020929400U CN212485242U CN 212485242 U CN212485242 U CN 212485242U CN 202020929400 U CN202020929400 U CN 202020929400U CN 212485242 U CN212485242 U CN 212485242U
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- plate
- base
- fixing
- bottom plate
- circuit breaker
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Abstract
The utility model discloses a circuit breaker spring operating mechanism base, which comprises a base shell, wherein the base shell consists of a first bottom plate, a second bottom plate, a first fixed plate, a first side plate, a second fixed plate, a first reinforcing plate and a second reinforcing plate; the base shell is integrally cast and formed; the second bottom plate is provided with an insulating pull rod mounting hole for penetrating through an insulating pull rod of the solid-sealed polar pole, a fixing hole for fixing the solid-sealed polar pole is formed in the circumferential direction of the insulating pull rod mounting hole, and a mechanism output hole is formed in the middle of the first bottom plate; the mechanism output hole is connected with an oil buffer mounting hole, and two ends of the bottom plate are provided with brake separating spring holes; the utility model fixes the three-phase connecting rod transmission module inside the base shell, thereby having high positioning precision, good synchronism, reliability and stability; the three-phase action consistency is good, the reliability is high, and the mechanical characteristic parameters of the mechanism are improved; adopt cast aluminium structure, integrative casting takes shape, has effectively avoided base shell welding deformation, and product stability, reliability are high.
Description
Technical Field
The utility model relates to a circuit breaker spring operating mechanism base belongs to switchgear and controlgear technical field.
Background
The circuit breaker is used as an important switching element in a power system, plays a role in control and protection, and the reliability and the intelligent level of the action directly determine the reliability and the automatic level of power supply and distribution of the power system. At present, most of the frames of the integrated spring operating mechanisms and the single-module spring operating mechanisms which are used in China in a large number adopt welding structures, so that structural deformation is easily caused, and the stability and the reliability of products are lower.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome and adopt welded structure among the prior art, arouse structural deformation easily, lead to the less not enough of product stability and reliability, provide a circuit breaker spring operating mechanism base.
A base of a spring operating mechanism of a circuit breaker comprises a base shell, wherein the base shell is composed of a first bottom plate, a second bottom plate, a first fixing plate, a first side plate, a second fixing plate, a first reinforcing plate and a second reinforcing plate; the base shell is integrally cast and formed; the second bottom plate is provided with an insulating pull rod mounting hole for penetrating through an insulating pull rod of the solid-sealed polar pole, a fixing hole for fixing the solid-sealed polar pole is formed in the circumferential direction of the insulating pull rod mounting hole, and a mechanism output hole is formed in the middle of the first bottom plate; the mechanism output hole is connected with an oil buffer mounting hole, and two ends of the bottom plate are provided with brake separating spring holes; a group of crank arm modules are arranged at the top of the insulating pull rod mounting hole, and three groups of connecting rod transmission module fixing holes are formed at the joint of the first bottom plate and the second bottom plate in the base shell; and the bottom of the side plate II is reserved with a position for mounting a frame of the built-in chassis.
Preferably, the first fixing plate, the second fixing plate, the first reinforcing plate and the second reinforcing plate are all provided with spline shaft holes in the middles.
Preferably, the first reinforcing plate and the second reinforcing plate of the base shell, the bottom and the periphery of the base shell are provided with reinforcing ribs.
Preferably, the height of the first side plate is greater than that of the second side plate.
Preferably, the second fixing plate is provided with a grounding groove, and the first fixing plate and the second fixing plate are provided with chassis fixing holes.
Preferably, the first side plate is provided with a waist-shaped hole.
Preferably, the number of the insulating pull rod mounting holes is three, and three groups of corresponding connecting rod transmission module fixing holes are provided.
Preferably, the first bottom plate is provided with four mechanism module fixing holes.
Preferably, a reinforcing rib is arranged inside the base shell.
Compared with the prior art, the utility model discloses the beneficial effect who reaches:
1. the utility model fixes the three-phase connecting rod transmission module inside the base shell, thereby having high positioning precision, good synchronism, reliability and stability; the three-phase action consistency is good, the reliability is high, and the mechanical characteristic parameters of the mechanism are improved;
2. the utility model adopts the cast aluminum structure, and is integrally cast, thereby effectively avoiding the welding deformation of the base shell, and having high product stability and reliability;
3. the utility model fixes the embedded pole on the second base bottom plate, and fixes the opening spring and the oil buffer on the reserved position of the first cast aluminum base shell bottom plate, thus having high positioning precision and high product consistency;
4. the utility model discloses can make the chassis car built-in inside cast aluminium base shell, control on fixed plate one, fixed plate two through bolted connection, the appearance is pleasing to the eye.
5. The utility model discloses a set up strengthening rib and reinforcing plate around the inside top of base, structural rigidity is good, and product stability is good.
Drawings
FIG. 1 is a schematic view of the present invention;
fig. 2 is a top view of the present invention;
FIG. 3 is a front view of FIG. 1;
FIG. 4 is a front view of FIG. 2;
fig. 5 is a side view of the present invention.
In the figure: 1. a base housing; 2. a mechanism output hole; 3. a mechanism module fixing hole; 4. an oil buffer mounting hole; 5. installing an insulating pull rod hole; 6. fixing holes of the solid-sealed polar columns; 7. a connecting rod transmission module fixing hole; 8. a brake separating spring hole; 9. a chassis vehicle fixing hole; 10. a splined shaft hole; 11. a kidney-shaped hole; 12. a ground tank; 13. a first side plate; 14. a first fixing plate; 15. a second side plate; 16. a first reinforcing plate; 17. a first bottom plate; 18. a second bottom plate; 19. a second fixing plate; 20. and a second reinforcing plate.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. 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," "second," etc. 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 otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
As shown in fig. 1-5, a circuit breaker spring operating mechanism base is disclosed, which includes a base shell 1, wherein the base shell 1 is composed of a first bottom plate 17, a second bottom plate 18, a first fixing plate 14, a first side plate 13, a second side plate 15, a second fixing plate 19, a first reinforcing plate 16, and a second reinforcing plate 20; the base shell 1 is integrally cast and formed, and reinforcing ribs are arranged inside the base shell; the base shell 1 is internally provided with a first reinforcing plate 16 and a second reinforcing plate 20 to improve the strength of the base shell 1. The second bottom plate 18 is provided with an installation insulating pull rod hole 5 for penetrating through an insulating pull rod of the solid-sealed polar pole, a fixing hole 6 for fixing the solid-sealed polar pole is formed in the circumferential direction of the installation insulating pull rod hole 5, and a mechanism output hole 2 is formed in the middle of the first bottom plate 17; the mechanism output hole 2 is connected with an oil buffer mounting hole 4, and two ends of the first bottom plate 17 are provided with brake separating spring holes 8; the top of the insulating pull rod mounting hole 5 is provided with a group of connecting rod transmission module fixing holes 7 at the joint of a first bottom plate 17 and a second bottom plate 18 in the base shell of the crank arm module; the first bottom plate 17 is provided with four mechanism module fixing holes 3; and the bottom of the second side plate 15 is reserved with a position for mounting a frame of the built-in chassis.
In the embodiment, spline shaft holes are formed in the middle of the first fixing plate 14, the second fixing plate 19, the first reinforcing plate 16 and the second reinforcing plate 20 and used for mounting spline shafts.
In this embodiment, the height of the first side plate 13 is greater than the height of the second side plate 15 according to the product fixing condition.
In this embodiment, the second fixing plate 19 is provided with a grounding slot, and the first fixing plate 14 and the second fixing plate 19 are provided with chassis fixing holes for mounting a built-in chassis.
In this embodiment, the first side plate 13 is provided with a waist-shaped hole for adjusting the adjusting nut of the insulating pull rod of the embedded pole in the later period.
In this embodiment, there are three insulating tie rod mounting holes 5, and three corresponding connecting rod transmission module fixing holes 7 are provided for fixing the connecting rod transmission modules.
The utility model discloses the base adopts cast aluminium material, and integrative casting shaping has avoided the structural deformation that welding frame leads to, and positioning accuracy is high, internal design reinforcing plate and strengthening rib, and structural rigidity is good.
In this embodiment, the base shell 1 is provided with reinforcing ribs at the top and around the inside thereof for improving the strength of the base shell 1.
In this embodiment, the first bottom plate 17 is provided with four mechanism module fixing holes 3 for fixing the mechanism modules.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.
Claims (9)
1. A base of a circuit breaker spring operating mechanism is characterized by comprising a base shell (1), wherein the base shell (1) is composed of a first bottom plate (17), a second bottom plate (18), a first fixing plate (14), a first side plate (13), a second side plate (15), a second fixing plate (19), a first reinforcing plate (16) and a second reinforcing plate (20); the base shell (1) is integrally cast and formed; the second bottom plate (18) is provided with an insulating pull rod mounting hole (5) for penetrating through an insulating pull rod of the solid-sealed polar pole, a fixing hole (6) for fixing the solid-sealed polar pole is formed in the circumferential direction of the insulating pull rod mounting hole (5), and a mechanism output hole (2) is formed in the middle of the first bottom plate (17); the mechanism output hole (2) is connected with an oil buffer mounting hole (4), and both ends of the first bottom plate (17) are provided with brake separating spring holes (8); a group of crank arm modules are arranged at the top of the insulating pull rod mounting hole (5), and three groups of connecting rod transmission module fixing holes (7) are formed in the joint of a first bottom plate (17) and a second bottom plate (18) in the base shell (1); and the bottom of the side plate II (15) is reserved with a position for mounting a frame of the built-in chassis.
2. The circuit breaker spring operating mechanism base of claim 1, wherein the first fixing plate (14), the second fixing plate (19), the first reinforcing plate (16), and the second reinforcing plate (20) are provided with a spline shaft hole (10) in the middle.
3. The circuit breaker spring operating mechanism base of claim 1, wherein the base housing (1) includes first and second reinforcing plates (16, 20) and further includes reinforcing ribs on a bottom and a periphery thereof.
4. The circuit breaker spring actuator base of claim 1 wherein the height of the first side plate (13) is greater than the height of the second side plate (15).
5. The circuit breaker spring operating mechanism base according to claim 1, wherein the second fixing plate (19) is provided with a grounding groove (12), and the first fixing plate (14) and the second fixing plate (19) are provided with chassis fixing holes (9).
6. The circuit breaker spring operating mechanism base of claim 1 wherein said first side plate (13) defines a kidney-shaped aperture (11).
7. The circuit breaker spring operating mechanism base of claim 1, wherein there are three mounting insulation tie rod holes (5) and three corresponding sets of link transmission module fixing holes (7).
8. The circuit breaker spring actuator base of claim 1 wherein the first base plate (17) has four mechanism module mounting holes (3).
9. The circuit breaker spring operating mechanism base of claim 1, wherein the base housing (1) has a stiffener disposed therein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020929400.1U CN212485242U (en) | 2020-05-28 | 2020-05-28 | Circuit breaker spring operating mechanism base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020929400.1U CN212485242U (en) | 2020-05-28 | 2020-05-28 | Circuit breaker spring operating mechanism base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212485242U true CN212485242U (en) | 2021-02-05 |
Family
ID=74411980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020929400.1U Active CN212485242U (en) | 2020-05-28 | 2020-05-28 | Circuit breaker spring operating mechanism base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212485242U (en) |
-
2020
- 2020-05-28 CN CN202020929400.1U patent/CN212485242U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 210000 19 Chengxin Avenue, Jiangning District, Nanjing, Jiangsu Province Patentee after: NARI Group Corp. Patentee after: Jiangsu Nari Turbo Star Electric Co.,Ltd. Address before: 210000 19 Chengxin Avenue, Jiangning District, Nanjing, Jiangsu Province Patentee before: NARI Group Corp. Patentee before: JIANGSU NARI TURBOSTAR ELECTRIC CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder |