CN210897141U - Moulded case circuit breaker tripping device debugging device for mechanism - Google Patents

Abstract

The utility model discloses a moulded case circuit breaker is debugging device for tripping device, including base and spacing, the base includes the bottom plate and sets up first riser and the second riser at the relative both ends of bottom plate, it is equipped with the location strip to stride between first riser and the second riser, the both ends of location strip link to each other with the upper portion of first riser and second riser respectively, the setting that spacing can remove between first riser and second riser is on the location strip, and have the locking structure who carries out the locking to spacing on the location strip, the length direction of spacing parallels with first riser and second riser, just to being provided with multistage step face on first riser and second riser, the locating hole has on each step face, it is suitable for with locating hole complex reference column to have on the location strip. The utility model provides a tripping device debugging device can debug tripping device on the moulded case circuit breaker of multiple different specifications, has better practicality.

Description

Moulded case circuit breaker tripping device debugging device for mechanism

Technical Field

The utility model relates to a moulded case circuit breaker trip mechanism is with debugging device belongs to moulded case circuit breaker production facility structural design field.

Background

Patent document CN209056441U discloses a moulded case circuit breaker's tripping device debugging frock, comprising a base plate, the front end has the perpendicular to on the bottom plate preceding limiting plate that the bottom plate set up, relative both sides end has the perpendicular to on the bottom plate the side limiting plate that the bottom plate set up, both sides limiting plate parallel and with preceding limiting plate is perpendicular, the bottom plate enclose between preceding limiting plate and the both sides limiting plate to close and constitute the cavity that holds moulded case circuit breaker the top of bottom plate is violently equipped with the gag lever post, and both sides limiting plate top has the constant head tank just to the position shaping, the both ends of gag lever post are located corresponding constant head tank respectively, the front portion of gag lever post has and is on a parallel with the plane of keeping off of preceding limiting plate. The debugging frock among the above-mentioned patent document has the problem that, the position of gag lever post is unadjustable, therefore can only debug the moulded case circuit breaker of a specification on tripping device during in-service use, and the practicality is relatively poor.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model aims at providing a moulded case circuit breaker trip mechanism is with debugging device can be applicable to the debugging of tripping device on the multiple specification moulded case circuit breaker, and the practicality is better.

Realize the utility model discloses the technical scheme of purpose is:

a debugging device for a tripping mechanism of a molded case circuit breaker comprises a base and a limiting strip, wherein the base comprises a bottom plate, a first vertical plate and a second vertical plate which are arranged at two opposite ends of the bottom plate, a positioning strip is arranged between the first vertical plate and the second vertical plate in a spanning way, two ends of the positioning strip are respectively connected with the upper parts of the first vertical plate and the second vertical plate, the limiting strip can be arranged on the positioning strip and can move between the first vertical plate and the second vertical plate, and the positioning strip is provided with a locking structure for locking the limiting strip, the length direction of the limiting strip is parallel to the first vertical plate and the second vertical plate, the first vertical plate and the second vertical plate are provided with multistage step surfaces in a facing mode, each step surface is provided with a positioning hole, and the positioning strip is provided with a positioning column which is suitable for being matched with the positioning holes.

In the above technical scheme, the lower end of the positioning column is of a conical structure.

In the above technical solution, the lower portion of the positioning bar has a long groove arranged along the length direction thereof, a long hole arranged along the length direction of the long groove is arranged above the long groove on the positioning bar, the upper portion of the limiting bar has a projection of the long groove matched with the long groove, a threaded hole is arranged on the projection at a position corresponding to the long hole, the locking structure is a bolt, and the bolt penetrates through the long hole and is in threaded fit with the threaded hole.

The utility model discloses has positive effect: the utility model provides a moulded case circuit breaker debugging device's rational in infrastructure, when the moulded case circuit breaker to different specifications debugs, can adjust the location strip to suitable high position, connect on the step face of difference and through the reference column on the location strip promptly and the locating hole cooperation location on the corresponding step face, can adjust spacing in location strip length direction as required simultaneously, and lock through the locking structure, thereby the moulded case circuit breaker tripping device that can be applicable to multiple specification when in-service use adjusts, and the practicality is better.

Drawings

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

FIG. 2 is a side view of the commissioning apparatus of FIG. 1;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

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

fig. 5 is a schematic structural diagram of the debugging apparatus in fig. 1 with the base removed.

The reference symbols shown in the figures are: 1-a base; 11-a base plate; 12-a first riser; 13-a second vertical plate; 2-a limit strip; 21-a bump; 3-positioning strips; 31-a locating post; 32-long groove; 33-long holes; 4-positioning holes; 5-bolt.

Detailed Description

The following description is combined with the description attached drawings to the concrete structure of the debugging device for the tripping mechanism of the plastic shell circuit breaker of the utility model:

a debugging device for a tripping mechanism of a molded case circuit breaker, as shown in fig. 1 and 2, which includes a base 1 and a limiting bar 2 (equivalent to a limiting rod in patent document CN 209056441U), wherein the base 1 includes a bottom plate 11 and a first vertical plate 12 and a second vertical plate 13 disposed at two opposite ends of the bottom plate 11, a positioning bar 3 spans between the first vertical plate 12 and the second vertical plate 13, two ends of the positioning bar 3 are respectively connected to upper portions of the first vertical plate 12 and the second vertical plate 13, the limiting bar 2 is disposed on the positioning bar 3 and can move between the first vertical plate 12 and the second vertical plate 13, the positioning bar 3 has a locking structure for locking the limiting bar 2, the length direction of the limiting bar 2 is parallel to the first vertical plate 12 and the second vertical plate 13, and multiple stages of stepped surfaces are disposed on the first vertical plate 12 and the second vertical plate 13, each step surface is provided with a positioning hole 4, and the positioning strip 3 is provided with a positioning column 31 which is suitable for being matched with the positioning hole 4. The utility model provides a moulded case circuit breaker debugging device's rational in infrastructure, when the moulded case circuit breaker to different specifications debugs, can adjust location strip 3 to suitable high position, connect on the step face of difference and through location strip 3 on reference column 31 and the corresponding step face on locating hole 4 cooperation location promptly, can adjust spacing 2 at 3 length direction of location strip as required simultaneously, and lock through locking structure, thereby can be applicable to the moulded case circuit breaker tripping device of multiple specification and adjust when in-service use, and the practicality is better.

In this embodiment, the lower end of the positioning post 31 is a tapered structure, so that the positioning post 31 can be inserted into the positioning hole 4 conveniently.

Referring to fig. 3 to 5, in the present embodiment, the lower portion of the lock bar 3 has an elongated slot 32 formed along the length thereof, a long hole 33 arranged along the length direction of the long groove 32 is arranged above the long groove 32 on the positioning strip 3, the upper part of the limiting strip 2 is provided with a convex block 21 of a long groove 32 matched with the long groove 32, a threaded hole is arranged on the convex block 21 corresponding to the long hole 33, the locking structure is a bolt 5, the bolt 5 penetrates through the long hole 33 to be matched with the threaded hole in a threaded manner, when the position of the limiting strip 2 on the positioning strip 3 is adjusted, the bolt 5 is loosened, the limiting strip 2 is moved, the bump 21 moves in the long groove 32, the bolt 5 is screwed down to be locked after the limiting strip 2 is moved to a proper position, and the bump 21 is a square block and is matched with the long groove 32 with a square cross section shape to prevent the limiting strip 2 from rotating.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. 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 such obvious changes and modifications which fall within the spirit of the invention are deemed to be covered by the present invention.

Claims (3)

1. A debugging device for a tripping mechanism of a molded case circuit breaker comprises a base (1) and a limiting strip (2), and is characterized in that the base (1) comprises a bottom plate (11), a first vertical plate (12) and a second vertical plate (13) which are arranged at two opposite ends of the bottom plate (11), a positioning strip (3) is arranged between the first vertical plate (12) and the second vertical plate (13) in a spanning manner, two ends of the positioning strip (3) are respectively connected with the upper parts of the first vertical plate (12) and the second vertical plate (13), the limiting strip (2) can be arranged on the positioning strip (3) in a manner of moving between the first vertical plate (12) and the second vertical plate (13), a locking structure for locking the limiting strip (2) is arranged on the positioning strip (3), and the length direction of the limiting strip (2) is parallel to the first vertical plate (12) and the second vertical plate (13), a plurality of stages of step surfaces are oppositely arranged on the first vertical plate (12) and the second vertical plate (13), each step surface is provided with a positioning hole (4), and the positioning strip (3) is provided with a positioning column (31) which is suitable for being matched with the positioning hole (4).

2. The debugging device for the trip mechanism of the molded case circuit breaker according to claim 1, wherein the lower end of the positioning column (31) is of a tapered structure.

3. The debugging device for the trip mechanism of the molded case circuit breaker according to claim 1, wherein the lower portion of the positioning bar (3) is provided with a long groove (32) arranged along the length direction thereof, the positioning bar (3) is provided with a long hole (33) arranged along the length direction of the long groove (32) above the long groove (32), the upper portion of the limiting bar (2) is provided with a projection (21) of the long groove (32) matched with the long groove (32), a threaded hole is arranged on the projection (21) at a position corresponding to the long hole (33), the locking structure is a bolt (5), and the bolt (5) penetrates through the long hole (33) and is in threaded fit with the threaded hole.

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