CN214672441U - General type base of mould shell type circuit breaker - Google Patents

Abstract

The utility model provides a mould general type base of shell-and-tube circuit breaker, a plurality of chambeies that hold that include the casing and be used for installing thermomagnetic release or electric current release or circuit board cover, it is provided with the connecting piece that is used for fixed electric current release to hold the intracavity, it is provided with the support halfpace that is used for fixed electric current release to hold the lateral wall of chamber, be provided with the bar groove that is used for with circuit board cover looks adaptation on the connecting piece, it still is provided with the recess that thermomagnetic release card goes into to hold the intracavity, be provided with the line hole on the recess, the unable general defect of can overcoming the base of the three kinds of circuit breakers of moulded case air break moulded case, electronic type circuit breaker, moulded case earth leakage protection circuit breaker among the prior art to this general type base.

Description

General type base of mould shell type circuit breaker

Technical Field

The utility model relates to a circuit breaker technical field, concretely relates to mould general type base of shell type circuit breaker.

Background

The molded case circuit breaker can automatically cut off the current after the current exceeds the trip setting, and common molded case circuit breakers comprise molded case air-break circuit breakers, molded case electronic circuit breakers and molded case leakage protection circuit breakers, but in the prior art, the mutual communication of bases of three molded case circuit breakers cannot be realized, so that the purchase cost of a manufacturer is high, and the production efficiency is difficult to promote.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the unable general defect of base of the three kinds of circuit breakers of the empty circuit breaker of moulded case, moulded case electronic type circuit breaker, moulded case earth leakage protection circuit breaker among the prior art to a general type base that can satisfy the general mould shell type circuit breaker of three kinds of bases is provided.

Therefore, the utility model provides a mould general type base of shell-and-tube circuit breaker, a plurality of chambeies that hold including the casing and being used for installing thermomagnetic release or current release or circuit board cover, it is provided with the connecting piece that is used for fixed current release to hold the intracavity, it is provided with the support halfpace that is used for fixed current release to hold the lateral wall of chamber, be provided with the bar groove that is used for with circuit board cover looks adaptation on the connecting piece, it still is provided with the recess that thermomagnetic release card was gone into to hold the intracavity, be provided with the line hole on the recess.

Further: support and seted up first draw-in groove on the halfpace, first draw-in groove supplies the baffle card to go into, the one end that the halfpace was supported to the baffle dorsad is provided with the support column, be provided with the second draw-in groove on the support column, the baffle both ends are gone into respectively in first draw-in groove and the second draw-in groove in order to separate a plurality of chambeies that hold.

Further: and the support column is provided with an embedded groove for the baffle to be clamped in.

Further: still be provided with the baffle on the support column, be provided with the square groove that supplies baffle both ends card to go into on the support column.

Further: the baffle includes joint end and the extension end of setting perpendicularly with the joint end, joint end and extension end fixed connection, extension end side can the baffle side inconsistent.

Further: the baffle includes joint end and the extension end of setting perpendicularly with the joint end, joint end and extension end fixed connection, extension end side can the baffle side inconsistent.

The utility model discloses technical scheme has following advantage:

on the basis of the existing molded case electronic circuit breaker base, the strip-shaped groove matched with the circuit board cover and the groove for clamping the heat supply magnetic release device are additionally arranged, and the line passing hole is formed in the groove, so that the improved base can be simultaneously suitable for a molded case air circuit breaker, a molded case electronic circuit breaker and a molded case leakage protection circuit breaker.

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 an installation structure view of a molded case electronic circuit breaker;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is an installation structure view of the molded case electronic circuit breaker with the current release removed;

FIG. 4 is an enlarged view of portion B of FIG. 3;

fig. 5 is an installation structure view of the molded case air circuit breaker;

FIG. 6 is an enlarged view of portion C of FIG. 5;

fig. 7 is another installation structure diagram of the molded case air circuit breaker;

FIG. 8 is an enlarged view of portion D of FIG. 7;

fig. 9 is an installation structure view of the molded case earth leakage protection circuit breaker;

FIG. 10 is an enlarged view of section E of FIG. 9;

fig. 11 is another installation structure view of the molded case earth leakage protection circuit breaker;

fig. 12 is an enlarged view of portion F in fig. 11.

Description of reference numerals: 1. a housing; 2. a thermomagnetic release; 3. a current release; 4. a circuit board cover; 5. an accommodating chamber; 51. a groove; 52. a wire passing hole; 6. a connecting member; 61. a strip-shaped groove; 7. supporting the terraced; 71. a first card slot; 8. a partition plate; 81. a clamping end; 82. an extension end; 9. a support pillar; 91. a second card slot; 92. caulking grooves; 93. a baffle plate; 94. a square groove.

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

This embodiment provides a mould general type base of shell-and-tube circuit breaker, including casing 1 and a plurality of chambeies 5 that hold that are used for installing thermomagnetic release 2 or current release 3 or circuit board cover 4, it is provided with connecting piece 6 that is used for fixed current release 3 in the chamber 5 to hold, it is provided with the support halfpace 7 that is used for fixed current release 3 to hold 5 lateral walls in chamber, a serial communication port, be provided with on connecting piece 6 and be used for 4 bar grooves 61 of looks adaptation with circuit board cover, it still is provided with the recess 51 that heat supply magnetism release 2 blocks into in the chamber 5 to hold, be provided with wire passing hole 52 on the recess 51.

The specific improvement is as follows: as shown in fig. 1-4: fig. 1-4 are schematic structural diagrams of an installed molded case electronic circuit breaker, in which a strip-shaped groove 61 adapted to a circuit board cover 4 and a groove 51 into which a heat supply magnetic trip 2 is inserted are added on the basis of a base of an existing molded case electronic circuit breaker, and a wire passing hole 52 is formed in the groove 51, so that the improved base can be simultaneously suitable for a molded case air-break circuit breaker, a molded case electronic circuit breaker, and a molded case leakage protection circuit breaker, the strip-shaped groove 61 formed in a connecting member 6 can be used for the circuit board cover 4 in the molded case leakage protection circuit breaker to be inserted into the base, the groove 51 formed in a containing cavity 5 can be used for the thermo-magnetic trip 2 of the molded case air-break circuit breaker to be inserted, the wire passing hole 52 can be used for the electric wire of the heat supply magnetic trip 2 to pass through, and the improved base can be simultaneously suitable for the molded case air-break circuit breaker, the molded case electronic circuit breaker, Three circuit breakers of the plastic shell leakage protection circuit breaker effectively reduce the purchase cost and improve the production efficiency of companies.

On the basis of the above-described embodiment: support and seted up first draw-in groove 71 on the halfpace 7, first draw-in groove 71 supplies baffle 8 card to go into, the one end that baffle 8 supported halfpace 7 dorsad is provided with support column 9, be provided with second draw-in groove 91 on the support column 9, 8 both ends of baffle are gone into respectively in first draw-in groove 71 and the second draw-in groove 91 in order to separate a plurality of chambeies 5 that hold.

The specific improvement is as follows: fig. 5-8 are schematic views of an installation structure of a molded case air circuit breaker, in which a first engaging groove 71 is disposed on a supporting step 7, a second engaging groove 91 is disposed on a supporting column 9, and a connecting structure of a partition plate 8 is disposed between the first engaging groove 71 and the second engaging groove 91, as shown in fig. 6, by disposing the partition plate 8, a plurality of accommodating cavities 5 can be effectively separated, and the influence of wires in the accommodating cavities 5 on adjacent parts in the accommodating cavities 5 is avoided.

On the basis of the above-described embodiment: the supporting column 9 is provided with a caulking groove 92 for the baffle plate 8 to be clamped in.

The specific improvement is as follows: first draw-in groove 71 and second draw-in groove 91 are used for the left and right sides of fixed baffle 8, and caulking groove 92 is used for the downside of fixed baffle 8, sets up through the cooperation of caulking groove 92 and first draw-in groove 71 and second draw-in groove 91, can and more firm fixed baffle 8.

On the basis of the above-described embodiment: the supporting column 9 is further provided with a baffle 93, and the supporting column 9 is provided with a square groove 94 for clamping two ends of the baffle 93.

The specific improvement is as follows: fig. 9-12 are schematic views of the mounting structure of the plastic case leakage protector: as shown in particular in fig. 10, the shutter 93 is used to close the housing chamber 5.

On the basis of the above-described embodiment: baffle 8 includes joint end 81 and the extension end 82 of the perpendicular setting of joint end 81, joint end 81 and extension end 82 fixed connection, extension end 82 side can be kept off 93 side and inconsistent.

The specific improvement is as follows: as shown in fig. 6: the partition plate 8 comprises a clamping end 81 and an extending end 82 perpendicular to the clamping end 81, the clamping end 81 is clamped in the first groove 51, the extending end 82 is partially clamped in the second groove 51, the lower end of the extending end 82 is clamped in the embedded groove 92, and when the lower end of the extending end 82 is clamped in the embedded groove 92, the side face of the extending end 82 is abutted against the side face of the baffle plate 93.

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 (6)

1. The utility model provides a mould general type base of shell-and-tube circuit breaker, includes casing (1) and is used for installing a plurality of chambeies (5) that hold of thermomagnetic release (2) or electric current release (3) or circuit board cover (4), it is provided with connecting piece (6) that are used for fixed electric current release (3) in chamber (5) to hold, it is provided with support halfpace (7) that are used for fixed electric current release (3) to hold chamber (5) lateral wall, a serial communication port, be provided with on connecting piece (6) and be used for with bar groove (61) of circuit board cover (4) looks adaptation, it still is provided with recess (51) that heat supply magnetothermal release (2) card is gone into in chamber (5) to hold, be provided with on recess (51) and cross line hole (52).

2. The universal base of the molded case circuit breaker as recited in claim 1, wherein: support and seted up first draw-in groove (71) on halfpace (7), first draw-in groove (71) supply baffle (8) card to go into, baffle (8) one end that supports halfpace (7) dorsad is provided with support column (9), be provided with second draw-in groove (91) on support column (9), baffle (8) both ends are gone into respectively in order to separate a plurality of chambeies (5) that hold in first draw-in groove (71) and second draw-in groove (91).

3. The universal base of the molded case circuit breaker as recited in claim 2, wherein: and the supporting column (9) is provided with an embedded groove (92) for the baffle (8) to be clamped in.

4. The base of claim 2 or 3, wherein the base comprises: still be provided with baffle (93) on support column (9), be provided with square groove (94) that supply baffle (93) both ends card to go into on support column (9).

5. The base of claim 2 or 3, wherein the base comprises: baffle (8) are including joint end (81) and with extension end (82) that joint end (81) perpendicular set up, joint end (81) and extension end (82) fixed connection, extension end (82) side can baffle (93) side inconsistent.

6. The universal base of the molded case circuit breaker as recited in claim 4, wherein: baffle (8) are including joint end (81) and with extension end (82) that joint end (81) perpendicular set up, joint end (81) and extension end (82) fixed connection, extension end (82) side can baffle (93) side inconsistent.

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