CN214753596U

CN214753596U - Protection and measurement magnetic flux integrated circuit breaker

Info

Publication number: CN214753596U
Application number: CN202121517781.3U
Authority: CN
Inventors: 陈丰飞; 高翔; 蒋亚; 陈跃跃; 陈林林
Original assignee: Zhejiang Tengen Electric Co Ltd
Current assignee: Zhejiang Tengen Electric Co Ltd
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2021-11-16
Anticipated expiration: 2031-07-05

Abstract

The utility model provides an integrative circuit breaker of protection measurement magnetic flux, including switch body and housing, housing detachably installs on switch body, be equipped with a plurality of measurement mutual-inductors on the housing, a plurality of protection mutual-inductors and magnetic flux release, only need a housing alright install the measurement mutual-inductor like this, and protection mutual-inductor and magnetic flux release, corresponding only need produce a mould can, compare on the housing of independent housing mould production with among the prior art measurement mutual-inductor and protection mutual-inductor are installed, greatly reduced the cost of production mould, the inside space of whole switch body has also been reduced, and the production cost is reduced.

Description

Protection and measurement magnetic flux integrated circuit breaker

Technical Field

The utility model relates to a circuit breaker technical field, concretely relates to protection measurement magnetic flux integrative circuit breaker.

Background

The circuit breaker has overload, short circuit and undervoltage protection function, when the electric appliance has serious overload or undervoltage and other faults, the electric appliance is protected by closing the wiring fixing mode of the circuit breaker so as to ensure the electricity utilization safety.

Be equipped with magnetic flux release, measurement mutual-inductor and protection mutual-inductor in the circuit breaker, at present, a plurality of measurement mutual-inductors and protection mutual-inductor all install on the circuit breaker body through independent housing packaging structure separately, just so need different housing moulds, have increased the mould cost, in addition, have also increased whole circuit breaker body inner space for the product size is great, has further increased the manufacturing cost of product.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the defect that measurement mutual-inductor and protection mutual-inductor among the prior art need different housing packaging structure installations to a protection measurement magnetic flux's circuit breaker is only needed to a housing packaging structure installation is provided to dosage mutual-inductor and protection mutual-inductor.

Therefore, the utility model provides an integrative circuit breaker of protection measurement magnetic flux, including switch body and housing, housing detachably install in on the switch body, be equipped with a plurality of measurement mutual-inductors, a plurality of protection mutual-inductor and magnetic flux release on the housing.

The housing is provided with a partition board, and a plurality of groups of first mounting grooves used for mounting the metering transformer and second mounting grooves used for mounting the protection transformer are respectively arranged on two sides of the partition board.

The multiunit first mounting groove with the second mounting groove is followed the length direction interval of housing sets up, and arbitrary a set of first mounting groove with the second mounting groove corresponds the setting for controlling, the shaping has the intercommunication on the baffle first mounting groove with the perforation of second mounting groove.

The bottom middle position of the first mounting groove is provided with an annular plate extending along the axial direction of the metering transformer, and the middle part of the annular plate is provided with the through hole.

The second mounting groove is provided with a first opening which is arranged on the front side of the second mounting groove and used for inserting the protection mutual inductor, and two side walls of the first opening are provided with first convex blocks which can abut against two sides of the protection mutual inductor.

The bottom of second mounting groove is equipped with the confession the second opening that protection transformer winding put into, second open-ended both sides divide be equipped with the first boss that protection transformer magnet steel offseted.

Wire grooves for wiring wires are formed in the top panels of the first mounting groove and the second mounting groove.

And a second boss for assembling the magnetic flux release is arranged on the top panel, one end of the magnetic flux release is connected with the second boss through a positioning structure, and the other end of the magnetic flux release is assembled with the second boss through a screw.

The positioning structure comprises a positioning groove arranged on the second lug on one side of the second boss and a positioning block arranged on one side of the magnetic flux release base plate and capable of being in adaptive connection with the positioning groove.

And a distributing circuit board is arranged on the top panel of the first mounting groove and is connected with the mutual inductor and the main circuit board.

The utility model discloses technical scheme has following advantage:

1. the utility model provides an integrative circuit breaker of protection measurement magnetic flux, including switch body and housing, housing detachably installs on switch body, be equipped with a plurality of measurement mutual-inductors on the housing, a plurality of protection mutual-inductors and magnetic flux release, only need a housing like this alright install the measurement mutual-inductor, and protection mutual-inductor and magnetic flux release, corresponding only need produce a mould can, compare on the housing of independent housing mould production with among the prior art measurement mutual-inductor and protection mutual-inductor installation, greatly reduced the cost of production mould, the inside space of whole switch body has also been reduced, and the production cost is reduced.

2. The utility model provides an integrative circuit breaker of protection measurement magnetic flow, housing have the baffle to and the multiunit of locating the baffle both sides is used for installing the first mounting groove of measurement mutual-inductor and is used for installing protection mutual-inductor's second mounting groove, and the insulating properties between measurement mutual-inductor and the protection mutual-inductor can be improved to the baffle.

3. The utility model provides an integrative circuit breaker of protection measurement magnetic flux, the bottom intermediate position of first mounting groove is equipped with along the annular slab of measurement mutual-inductor axial extension, and the middle part of annular slab has the perforation, and the annular slab can further improve the insulating properties between measurement mutual-inductor and the protection mutual-inductor.

4. The utility model provides an integrative circuit breaker of protection measurement magnetic flux, second mounting groove have locate its front side, supply protection mutual-inductor male first opening, be equipped with on the both sides wall of first open-ended can with the first lug that the protection mutual-inductor both sides offset, first lug can prevent that protection mutual-inductor breaks away from the second mounting groove.

5. The utility model provides an integrative circuit breaker of protection measurement magnetic flux, the bottom of second mounting groove is equipped with the second opening that supplies the protection mutual-inductor winding to put into, and second open-ended both sides are divided and are equipped with the first boss that offsets with protection mutual-inductor magnet steel, and first boss can prevent that the protection mutual-inductor from breaking away from the second mounting groove, and the second opening allows to place the winding, has reduced the height of housing, not only reduces manufacturing cost, and has the advantage that occupation space is little.

6. The utility model provides a protection measurement magnetic flux integrative circuit breaker, location structure including locate the constant head tank on second boss one side second lug to and locate magnetic flux release bottom plate one side can with the locating piece of constant head tank adaptation connection, location structure can be convenient for magnetic flux release location install on the second boss, make the installation swiftly convenient, and adaptation connection's constant head tank and locating piece have simple structure's advantage.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a perspective view of the circuit breaker with integrated protection and measurement of magnetic flux of the present invention;

FIG. 2 is a perspective view of FIG. 1 from another perspective;

FIG. 3 is a cross-sectional view of FIG. 1;

FIG. 4 is a perspective view with the metering transformer, protection transformer and flux release removed;

FIG. 5 is a perspective view of FIG. 4 from another perspective;

fig. 6 is a perspective view of a magnetic flux release.

Description of reference numerals: 1. a housing; 11. a partition plate; 12. perforating; 2. a metering transformer; 3. protecting the mutual inductor; 31. a winding; 32. magnetic steel; 4. a magnetic flux release; 41. a base plate; 42. positioning blocks; 5. a first mounting groove; 51. an annular plate; 6. a second mounting groove; 61. a first opening; 62. a first bump; 63. a second opening; 64. a first boss; 7. a top panel; 71. a wire slot; 8. a second boss; 81. a second bump; 82. positioning a groove; 9. a distributing circuit board.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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 "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 in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Examples

The present embodiment provides a circuit breaker for protecting and measuring magnetic flux integrally, as shown in fig. 1, which includes a switch body and a housing 1.

The housing 1 is detachably installed on the switch body, as shown in fig. 1-3, the housing 1 is provided with three metering transformers 2, three protection transformers 3 and a magnetic flux release 4, the housing 1 is provided with a partition board and a plurality of groups of two sides of the partition board 11 are respectively arranged on a first mounting groove 5 for installing the metering transformers 2 and a second mounting groove 6 for installing the protection transformers 3, and the partition board 11 is provided with through holes 12 for communicating the first mounting groove 5 with the second mounting groove 6.

The first mounting groove 5 and the second mounting groove 6 are, as shown in fig. 3-5, a plurality of groups of the first mounting groove 5 and the second mounting groove 6 are arranged at intervals along the length direction of the housing 1, and any group of the first mounting groove 5 and the second mounting groove 6 are arranged corresponding to each other in left and right directions, an annular plate 51 extending along the axial direction of the metering transformer 2 is arranged at the middle position of the bottom of the first mounting groove 5, the middle part of the annular plate 51 is provided with the through hole 12, the second mounting groove 6 is provided with a first opening 61 arranged at the front side thereof for inserting the protecting transformer 3, first protruding blocks 62 capable of abutting against the two sides of the protecting transformer 3 are arranged on the two side walls of the first opening 61, a second opening 63 for placing the winding 31 of the protecting transformer 3 is arranged at the bottom of the second mounting groove 6, first bosses 64 abutting against the magnetic steel 32 of the protecting transformer 3 are respectively arranged on the two sides of the second opening 63, all the shaping has the wire casing 71 that supplies the wire to walk the line on the first mounting groove 5 with the top panel 7 of second mounting groove 6, in addition, be equipped with branch circuit board 9 on the top panel 7 of first mounting groove 5, branch circuit board 9 connects mutual-inductor and main line board.

Magnetic flux release 4, as shown in fig. 1 and 6, is assembled on second boss 8 provided on top panel 7, one end of magnetic flux release 4 is connected with second boss 8 through a positioning structure, the other end is assembled with second boss 8 through a screw, the positioning structure includes a positioning groove 82 provided on second projection 81 on one side of second boss 8, and a positioning block 42 provided on one side of bottom plate 41 of magnetic flux release 4 and capable of being connected with positioning groove 82 in an adaptive manner.

The utility model provides an integrative circuit breaker of protection measurement magnetic flux, including switch body and housing 1, housing 1 detachably installs on switch body, be equipped with a plurality of measurement mutual-inductors 2 on housing 1, a plurality of protection mutual-inductors 3 and magnetic flux release 4, only need a housing 1 alright install measurement mutual-inductor 2 like this, and protection mutual-inductor 3 and magnetic flux release 4, corresponding only need produce a mould can, install on the housing of independent housing mould production with measurement mutual-inductor and protection mutual-inductor among the prior art and compare, greatly reduced the cost of production mould, the inside space of whole switch body has also been reduced, and production cost is reduced.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. An integrated circuit breaker of protection measurement magnetic flux, characterized by comprising:

a switch body;

the switch comprises a switch body and a cover (1), wherein the cover (1) is detachably installed on the switch body, and a plurality of metering transformers (2), a plurality of protection transformers (3) and a magnetic flux release (4) are arranged on the cover (1).

2. The protective metering flux integral circuit breaker according to claim 1, wherein the enclosure (1) has a partition plate, and a plurality of sets of first mounting grooves (5) for mounting the metering transformer (2) and second mounting grooves (6) for mounting the protective transformer (3) are respectively provided on both sides of the partition plate (11).

3. The circuit breaker for protecting and metering magnetic flux according to claim 2, wherein a plurality of sets of the first mounting grooves (5) and the second mounting grooves (6) are arranged at intervals along the length direction of the housing (1), the first mounting grooves (5) and the second mounting grooves (6) of any set are correspondingly arranged left and right, and the partition plate (11) is formed with a through hole (12) for communicating the first mounting grooves (5) and the second mounting grooves (6).

4. The circuit breaker for protecting the integration of the metering magnetic flux according to claim 3, wherein an annular plate (51) extending along the axial direction of the metering transformer (2) is arranged at the bottom middle position of the first mounting groove (5), and the through hole (12) is formed in the middle of the annular plate (51).

5. A protection and metering magnetic flux integrated circuit breaker according to any one of claims 2-4, wherein the second mounting groove (6) is provided with a first opening (61) arranged on the front side thereof for inserting the protection transformer (3), and two side walls of the first opening (61) are provided with first convex blocks (62) capable of abutting against two sides of the protection transformer (3).

6. The protection and measurement magnetic flux integrated circuit breaker according to claim 5, wherein a second opening (63) for placing the winding (31) of the protection transformer (3) is formed in the bottom of the second mounting groove (6), and first bosses (64) abutting against the magnetic steel (32) of the protection transformer (3) are respectively arranged on two sides of the second opening (63).

7. The protection and measurement magnetic flux integrated circuit breaker according to any one of claims 2, 3, 4 and 6, characterized in that a wire slot (71) for routing wires is formed on the top panel (7) of the first installation groove (5) and the second installation groove (6).

8. A protection and metering magnetic flux integrated circuit breaker according to claim 7, characterized in that a second boss (8) for assembling the magnetic flux release (4) is arranged on the top panel (7), one end of the magnetic flux release (4) is connected with the second boss (8) through a positioning structure, and the other end is assembled with the second boss (8) through a screw.

9. The circuit breaker for protecting and metering magnetic flux integration according to claim 8, wherein the positioning structure comprises a positioning groove (82) formed in the second projection (81) on one side of the second boss (8), and a positioning block (42) formed on one side of the bottom plate (41) of the magnetic flux release (4) and capable of being in fit connection with the positioning groove (82).

10. The protection and metering flux integrated circuit breaker according to claim 2, wherein a branch circuit board (9) is arranged on the top panel (7) of the first mounting groove (5), and the branch circuit board (9) is connected with the mutual inductor and the main circuit board.