CN217485373U - Electronic molded case circuit breaker - Google Patents

Abstract

The utility model provides an electronic molded case circuit breaker, which comprises an electronic molded case circuit breaker body, a protection mechanism and a locking mechanism, the protection mechanism comprises a rubber sealing frame, a switch protection cover, an arc-shaped rain baffle and a connecting shaft, the rubber sealing frame is fixedly arranged at the front side of the electronic molded case circuit breaker body, the protection structure is arranged in the utility model, the switch can be protected and prevented from being directly exposed outside, thereby avoiding the influence of external moisture and dust in the actual use process, reducing the potential safety hazard and having higher safety when ensuring the service life of the electronic molded case circuit breaker body, when meeting rainy weather, the switch protective cover protects the switch, and the rainwater that falls on the arc weather shield simultaneously flows downwards from both sides through the arc weather shield, prevents that the rainwater from causing the damage to the switch in entering into the switch protective cover.

Description

Electronic molded case circuit breaker

Technical Field

The utility model belongs to the technical field of the circuit breaker, more specifically say, in particular to electronic type moulded case circuit breaker.

Background

The circuit breaker has the functions of overload long delay inverse time limit, short circuit short delay fixed time limit, short circuit instant and under-voltage protection, can protect circuits and power supply equipment from being damaged, and can provide the circuit breaker with the temperature of low temperature of-40 ℃. The circuit breakers are classified into an M type and an H type according to the level of short circuit breaking capacity of a rated limit of the circuit breakers. The plastic-shell circuit breaker is divided into a thermal magnetic type circuit breaker and an electronic type circuit breaker, and due to the excellent characteristics of the electronic type plastic-shell circuit breaker, the electronic type plastic-shell circuit breaker is widely applied to an electric power system at present, and in the market, the types of common electronic type plastic-shell circuit breakers are more.

Based on the above, the present inventors found that the following problems exist: at present, an external switch of an electronic molded case circuit breaker is mostly exposed outside, and is easily influenced by external moisture or dust in the actual use process to cause damage, so that potential safety hazards exist, and the safety is low.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and an electronic molded case circuit breaker is provided to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an electronic type moulded case circuit breaker to solve present electronic type moulded case circuit breaker, external switch exposes outside mostly, in the in-service use process, receives the influence of external moisture or dust easily, causes the damage, thereby has the potential safety hazard, the lower problem of security.

The utility model discloses electronic type moulded case circuit breaker's purpose and efficiency are reached by following specific technological means:

electronic type moulded case circuit breaker, including electronic type moulded case circuit breaker body, protection machanism and locking mechanism, protection machanism includes rubber seal frame, switch protective cover, arc weather shield and connecting axle, rubber seal frame fixed mounting is in the front side of electronic type moulded case circuit breaker body, the top of switch protective cover is passed through the connecting axle and is rotated and connect in top one side of rubber seal frame, arc weather shield fixed mounting is in the top of rubber seal frame, locking mechanism sets up to two sets ofly, and is two sets of locking mechanism sets up respectively in the both sides of rubber seal frame.

Further, protection machanism still includes viewing aperture, toughened glass and handle, the middle part of switch protective cover is seted up to the viewing aperture, toughened glass fixed connection is in the inside of viewing aperture.

Further, handle fixed connection is on the switch protective cover is close to the front of bottom, the cross section of handle sets up to U type structure.

Furthermore, two locking mechanism all includes the riser, two the riser is fixed connection respectively in the both sides of rubber seal frame, two the equal fixedly connected with hollow post in one side of riser.

Furthermore, two equal sliding connection in the inside of hollow post has the limiting plate, two equal fixedly connected with spring between one side of limiting plate and the inside one side of hollow post.

Further, two all through connection has inserted the post on the limiting plate, every the one end of inserting the post all runs through in hollow post and fixedly connected with handle, the through-hole has all been seted up to the both sides of the sealed frame of rubber, the slot has all been seted up to the both sides of switch protective cover, every the other end of inserting the post all runs through in the through-hole and pegs graft in the inside of slot.

Furthermore, the width and the diameter of the arc-shaped rain baffle are both larger than the length and the width of the rubber sealing frame.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model provides a through setting up protective structure, can protect the switch, avoid it directly to expose outside to in the in-service use, avoid receiving the influence of external moisture and dust, when guaranteeing electronic type moulded case circuit breaker body life, reduce the potential safety hazard, the security is higher, when meetting rainy weather, the switch protective cover protects the switch, the rainwater that falls on the arc weather shield simultaneously flows down from both sides through the arc weather shield, prevent that the rainwater from entering into the switch protective cover and causing the damage to the switch;

2. through setting up locking mechanism, rotate the switch protective cover for the rotatory closure of switch protective cover, rethread locking mechanism carries out spacing fixed processing to switch protective cover, prevents that the switch protective cover from rotating at will.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic diagram of a three-dimensional structure of the present invention.

Fig. 3 is a side view of the cross-sectional structure of the present invention.

Fig. 4 is an enlarged schematic view of a in fig. 3 according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. an electronic molded case circuit breaker body; 2. a protection mechanism; 21. a rubber sealing frame; 22. a switch protective cover; 23. an arc-shaped rain shield; 24. a connecting shaft; 25. a viewing port; 26. tempering the glass; 27. a handle; 3. a locking mechanism; 31. a vertical plate; 32. a hollow column; 33. inserting a column; 34. a slot; 35. a through hole; 36. a limiting plate; 37. a spring; 38. a handle.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and 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," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 4:

the utility model provides an electronic molded case circuit breaker, including electronic molded case circuit breaker body 1, protection machanism 2 and locking mechanism 3, protection machanism 2 includes rubber seal frame 21, switch protective cover 22, arc weather shield 23 and connecting axle 24, rubber seal frame 21 is fixed in the front side of electronic molded case circuit breaker body 1, the top of switch protective cover 22 is rotated through connecting axle 24 and is connected to one side of the top of rubber seal frame 21, arc weather shield 23 is fixed in the top of rubber seal frame 21, locking mechanism 3 sets up into two sets, two sets of locking mechanism 3 are set up respectively in the both sides of rubber seal frame 21, when meeting rainy weather, switch protective cover 22 protects the switch, rainwater that falls on arc weather shield 23 flows out from the both sides of arc weather shield 23 downwards through the arc structure of arc weather shield 23 simultaneously, prevent rainwater from entering into switch protective cover 22 and causing the damage to the switch of electronic molded case circuit breaker body 1, the protection can be carried out to the switch, avoids it directly to expose outside to in the in-service use process, avoid receiving the influence of external moisture and dust, when guaranteeing electronic type moulded case circuit breaker body life, reduce the potential safety hazard, the security is higher.

In other embodiments, the protection mechanism 2 further includes an observation port 25, a tempered glass 26 and a handle 27, the observation port 25 is opened in the middle of the switch protective cover 22, the tempered glass 26 is fixedly connected inside the observation port 25, and a worker can observe the state of the electronic molded case circuit breaker body 1 through the tempered glass 26.

In other embodiments, the handle 27 is fixedly attached to the front of the switch shield 22 near the bottom, and the handle 27 is configured in a U-shaped configuration in cross-section to facilitate opening and rotation of the switch shield 22 by the handle 27.

In other embodiments, two locking mechanism 3 all include riser 31, and two riser 31 difference fixed connection are in the both sides of rubber seal frame 21, the empty post 32 of the equal fixedly connected with in one side of two risers 31, the equal sliding connection in inside of two empty posts 32 has limiting plate 36, equal fixedly connected with spring 37 between one side of two limiting plate 36 and the inside one side of empty post 32, can make spring 37 compress through setting up limiting plate 36.

In other embodiments, the two position-limiting plates 36 are both connected with the insertion posts 33, one end of each insertion post 33 is both connected with the handle 38 through the hollow post 32, both sides of the rubber sealing frame 21 are both provided with through holes 35, both sides of the switch protecting cover 22 are both provided with slots 34, the other end of each insertion post 33 is both connected with the through holes 35 and inserted into the slots 34, the handle 38 is held, the insertion posts 33 are pulled, the limiting plate 36 is moved, the spring 37 is compressed, the inserting column 33 is separated from the inner part of the slot 34, the switch protective cover 22 is opened to debug the switch, after the switch is adjusted, the switch protective cover 22 is rotated to close the switch protective cover 22, the handle 38 is released, the spring 37 rebounds, so that one end of the plug 33 is inserted into the through hole 35 and the slot 34, thereby completing the position-limiting and fixing process of the switch protecting cover 22.

In other embodiments, the width and diameter of the arc-shaped rain shield 23 are greater than the length and width of the rubber sealing frame 21, so that the arc-shaped rain shield 23 can protect the movement of the rubber sealing frame 21.

The specific use mode and function of the embodiment are as follows:

in the utility model, when meeting rainy weather, the switch protective cover 22 protects the switch, and the rainwater falling on the arc rain baffle 23 flows downwards from the two sides of the arc rain baffle 23 through the arc structure of the arc rain baffle 23, so as to prevent the rainwater from entering the switch protective cover 22 and damaging the switch of the electronic molded case circuit breaker body 1, protect the switch and avoid the direct exposure, thereby avoiding the influence of external moisture and dust in the actual use process, reducing the potential safety hazard and ensuring the service life of the electronic molded case circuit breaker body and having higher safety;

the handle 38 is held, the inserting column 33 is pulled, the limiting plate 36 moves, the spring 37 is compressed, the inserting column 33 is separated from the inside of the slot 34, and the switch can be debugged by opening the switch protective cover 22; after the switch is adjusted, rotate switch protective cover 22 for switch protective cover 22 is rotatory closed, loosen handle 38, and spring 37 kick-backs, makes the one end of inserting post 33 run through in through-hole 35 and peg graft in the inside of slot 34, accomplishes the spacing fixed processing to switch protective cover 22.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to practitioners skilled in this art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (7)

1. Electronic type moulded case circuit breaker, its characterized in that: including electronic type moulded case circuit breaker body (1), protection machanism (2) and locking mechanism (3), protection machanism (2) are including rubber seal frame (21), switch protective cover (22), arc weather shield (23) and connecting axle (24), rubber seal frame (21) fixed mounting is in the front side of electronic type moulded case circuit breaker body (1), the top of switch protective cover (22) is passed through connecting axle (24) and is rotated and connect in top one side of rubber seal frame (21), arc weather shield (23) fixed mounting is in the top of rubber seal frame (21), locking mechanism (3) set up to two sets of, and are two sets of locking mechanism (3) set up respectively in the both sides of rubber seal frame (21).

2. The electronic molded case circuit breaker of claim 1, wherein: protection machanism (2) still include viewing aperture (25), toughened glass (26) and handle (27), the middle part of switch protective cover (22) is seted up in viewing aperture (25), toughened glass (26) fixed connection is in the inside of viewing aperture (25).

3. The electronic molded case circuit breaker of claim 2, wherein: the handle (27) is fixedly connected to the front face of the switch protective cover (22) close to the bottom, and the cross section of the handle (27) is of a U-shaped structure.

4. The electronic molded case circuit breaker of claim 1, wherein: two locking mechanism (3) all include riser (31), two riser (31) fixed connection respectively in the both sides of rubber seal frame (21), two the equal fixedly connected with hollow post (32) in one side of riser (31).

5. The electronic molded case circuit breaker of claim 4, wherein: two equal sliding connection in inside of hollow post (32) has limiting plate (36), two equal fixedly connected with spring (37) between one side of limiting plate (36) and the inside one side of hollow post (32).

6. The electronic molded case circuit breaker of claim 5, wherein: two all through connection has inserted post (33) on limiting plate (36), every the one end of inserting post (33) all runs through in hollow post (32) and fixedly connected with handle (38), through-hole (35) have all been seted up to the both sides of rubber seal frame (21), slot (34), every have all been seted up to the both sides of switch protective cover (22) the other end of inserting post (33) all runs through in through-hole (35) and pegs graft in the inside of slot (34).

7. The electronic molded case circuit breaker of claim 1, wherein: the width and the diameter of the arc-shaped rain baffle (23) are both larger than the length and the width of the rubber sealing frame (21).

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