CN202258878U

CN202258878U - Breaker lockset

Info

Publication number: CN202258878U
Application number: CN2011204259093U
Authority: CN
Inventors: 刘立新
Original assignee: TIANJIN BEIDI SAFETY EQUIPMENT CO Ltd
Current assignee: MASTONE SAFETY EQUIPMENT (TIANJIN) CO., LTD.
Priority date: 2011-10-31
Filing date: 2011-10-31
Publication date: 2012-05-30
Anticipated expiration: 2021-10-31

Abstract

The utility model discloses a breaker lockset which can be installed conveniently and rapidly. The breaker lockset comprises a base, an outer housing articulated with the base through a rotating shaft, and two chucks mounted on the base and used for clamping handles. The second chuck is internally provided with a retractable spring pin; the side wall of the base is provided with a strip-shaped positioning hole arranged along the movement direction of the second chuck; the inner edge of the strip-shaped positioning hole is provided with row teeth; the spring pin is provided with protuberant parts; and when the spring pin extends into the strip-like positioning hole, the protuberant parts and the row teeth are clamped. With the adoption of the breaker lockset, the position of the second chuck can be regulated rapidly with the improvement of a driving and positioning mode of the second chuck so that the second chuck is clamped together with the first chuck or the handle of the breaker is released, thereby the breaker lockset can be assembled and disassembled rapidly.

Description

The circuit breaker lockset

Technical field

The utility model relates to a kind of electric prospection apparatus, relates in particular to a kind ofly to be used to prevent that circuit breaker is by the lockset of misoperation.

Background technology

Circuit breaker generally comprises element and the terminal handle that stretches out surface of shell in housing, the housing, and the operator moves the folding that handle can be realized circuit breaker up and down.

When carrying out overhaul of the equipments or safeguarding, need circuit breaker to keep certain state, for the operation that prevents to slip up, the available technology adopting lockset can prevent moving of handle with the handle clamping of circuit breaker.Referring to Fig. 1, the existing circuit breaker lockset generally comprises base 1, through the hinged outer cover 2 of rotating shaft 11 and base 1, is installed in first chuck 5 that is used for holding handle and second chuck 6 on the base 1.After base 1 had the handle of the corresponding lockhole 4 in position and lockhole 3, the first chucks 5 and second chuck, 6 clamping circuit breakers with outer cover 2, outer cover 2 upsets were with base 1 and two chucks parcels; Lockhole 4 overlaps with lockhole 3, utilizes tapered end to pass lockhole 4 and lockhole 3 lockings, and outer cover 2 can't be overturn; Because outer cover 2 is with base 1 and two chuck parcels; And the circuit breaker surface is close in the bottom surface of base 1, so the handle of circuit breaker can't overturn, and can avoid artificial operation error; Have only the manager to open to pass the tapered end outer cover 2 of lockhole 4 and lockhole 3 just can overturn; Adjusting is taken off the circuit breaker lockset after unclamping first chuck 5 and second chuck 6, makes circuit breaker reply normal operating condition.

For the ease of adjusting the position of first chuck 5 and second chuck 6; Make both can be relatively near or away from; On base 1, be provided with the driver part that is used for driving respectively first

chuck

5 and 6 motions of second chuck; For ease of guiding

first chuck

5 and 6 relative motions of second chuck, be provided with the guiding parts that cooperatively interacts in the both sides of base 1 and chuck.For example the both sides that are provided with first guiding bar hole 9, the first chucks 5, the both sides of base 1 are provided with first guide pad 10 that slides along this first guiding bar hole 9.In like manner the both sides that also are provided with second guiding bar hole 7, the second chucks 6, the both sides of base 1 are provided with second guide pad 8 that slides along this second guiding bar hole 7.

The driver part that is used to adjust first chuck 5 can be provided in a side of the eccentric wheel 12 of the periphery of rotating shaft 1; The end face of the excircle of eccentric wheel 12 and first chuck 5 interacts; Eccentric wheel 12 can rotate and push the end face of first chuck 5 simultaneously during outer cover 2 upsets, and first guide pad 10 of first chuck 5 is slided along the first guiding bar hole 9.

The driver part that is used to adjust second chuck 6 can be mounted in the adjustment screw rod that is connected with second chuck 6 on the base 1; The end that the adjustment screw rod extends base 1 has handwheel 13; When handwheel 13 drives the rotation of adjustment screw rod; The adjustment screw rod drives second chuck 6, and promptly second guide pad 8 slides along the second guiding bar hole 7.

The problem that exists in the prior art mainly is that to utilize the rotation of adjustment screw rod to drive second chuck, 6 speed slower, and the adjustment screw rod need rotate many circles just can make second chuck 6 clamp circuit breaker handles near first chuck 5, and it is comparatively time-consuming therefore the circuit breaker lockset to be installed.

The utility model content

The utility model provides a kind of circuit breaker lockset quick and easy for installation, through the improvement to the driver part that is used to adjust second chuck, can regulate the relative position of first chuck and first chuck fast.

A kind of circuit breaker lockset; Comprise base, through the hinged outer cover of rotating shaft and this base, be installed in two chucks that are used for holding handle on the base, wherein said base and outer cover have the corresponding lockhole in position, described base and two chucks are provided with the guiding parts that cooperatively interacts; The periphery of described rotating shaft is provided with eccentric wheel; The end face of first chuck in this eccentric excircle and two chucks interacts, and is provided with telescopic spring catch in second chuck in described two chucks, and the sidewall of described base is provided with the bar shaped location hole of arranging along the second collet movement direction; The inner edge of described bar shaped location hole has toothrow; Described spring catch has the protruding part, and when spring catch stretched in the described bar shaped location hole, protruding part and described toothrow fastened.

The utility model circuit breaker lockset improves the driving and the locate mode of second chuck, when needing to change second clip position, and the operator presses spring catch; The protruding part and the described toothrow of spring catch are broken away from; Can under the guiding of guiding parts, make then second chuck near or away from first chuck, operator's trip spring pin after adjustment is accomplished, spring catch or stretch in the bar shaped location hole; Protruding part and toothrow fasten, and this moment, spring catch can lock on the former direction of motion.

As preferably, described spring catch has two, lays respectively at the both sides of described second chuck, and described bar shaped location hole also is two, lays respectively at two relative sidewalls of base, and two spring catch match with one of them bar shaped location hole respectively.

Described second chuck has the through hole that connects sidewall, and described two spring catch comprise two pin heads that have described protruding part at the two ends that lay respectively at through hole, and the spring between two pin heads.

For the ease of pushing described pin head, the outboard end of described pin head has been worn installing hole, is provided with the pressure cap of grafting in this installing hole, can directly push pressure cap during operation, and the protruding part of spring catch and toothrow are broken away from.

The utility model circuit breaker lockset can be regulated second clip position fast through to the driving of second chuck and the improvement of locate mode, makes itself and first chuck clamp or loosen the handle of circuit breaker, accomplishes the installation and removal of circuit breaker lockset fast.

Description of drawings

Fig. 1 is the structural representation of circuit breaker lockset in the prior art;

Fig. 2 is the structural representation of a kind of circuit breaker lockset of the utility model;

Fig. 3 is the exploded view of circuit breaker lockset among Fig. 2;

Fig. 4 is the structural representation after the loam cake of circuit breaker lockset among Fig. 2 fastens.

Embodiment

Participate in Fig. 2～4, a kind of circuit breaker lockset of the utility model generally comprises base 1, through the hinged outer cover 2 of rotating shaft 11 and base 1, is installed in first chuck 5 that is used for holding handle and second chuck 6 on the base 1.Base 1 has the handle that corresponding lockhole 4 in position and lockhole 3, the first chucks 5 and second chuck 6 clamp circuit breakers with outer cover 2.

For the ease of guiding

first chuck

5 and 6 relative motions of second chuck, be provided with the guiding parts that cooperatively interacts in the both sides of base 1 and chuck.

For example the both sides that are provided with first guiding bar hole 9, the first chucks 5, the both sides of base 1 are provided with first guide pad 10 that slides along this first guiding bar hole 9.

In like manner the both sides that also are provided with second guiding bar hole 7, the second chucks 6, the both sides of base 1 are provided with second guide pad 8 that slides along this second guiding bar hole 7.

The periphery of rotating shaft 1 is provided with eccentric wheel 12; The end face of the excircle of eccentric wheel 12 and first chuck 5 interacts; Eccentric wheel 12 can rotate and push the end face of first chuck 5 simultaneously during outer cover 2 upsets, and first guide pad 10 of first chuck 5 is slided along the first guiding bar hole 9.

Be provided with telescopic spring catch in second chuck 6; The sidewall of base 1 is provided with the bar shaped location hole of arranging along second chuck, 6 directions of motion 14, and the inner edge of bar shaped location hole 14 has toothrow, and spring catch has two; Lay respectively at the both sides of second chuck 6; Bar shaped location hole 14 also is two, lays respectively at two relative sidewalls of base 1, and two spring catch match with one of them bar shaped location hole respectively.

Second chuck 6 has two pins that have protruding part 17 16 that 20, two spring catch of through hole that connect sidewall comprise the two ends that lay respectively at through hole 20, and the spring 18 between two pins 16.When spring catch stretched in the bar shaped location hole 14, protruding part 17 fastened with the toothrow of bar shaped location hole 14 inner edges.

For the ease of pressing pad head 16, the outboard end of pin 16 has been worn installing hole, is provided with the pressure cap 15 of grafting in the installing hole, and pressure cap 15 has shank 19 and cooperates with installing hole.

When the utility model circuit breaker lockset uses; The operator pushes spring catch through pressure cap, and the protruding part of spring catch and toothrow are broken away from, and can under the guiding of guiding parts, make second chuck near first chuck then; Operator's trip spring pin after adjustment is accomplished; Spring catch or stretch in the bar shaped location hole, protruding part and toothrow fasten, and this moment, spring catch can lock on the former direction of motion.The outer cover upset is with base and two chuck parcels; Utilize tapered end to pass the lockhole of outer cover and base; Outer cover can't be overturn, and owing to outer cover wraps up base and two chucks, and the circuit breaker surface is close in the bottom surface of base; Therefore the handle of circuit breaker can't overturn, and can avoid artificial operation error.When outer cover overturn in addition, eccentric wheel was followed and is rotated also gradually with the first chuck push-tight, more near the second chuck clamping lever.Outer cover just can overturn after having only the manager to open tapered end, and same reason is taken off the circuit breaker lockset after regulating and unclamping first chuck and second chuck, makes circuit breaker reply normal operating condition.

Claims

1. circuit breaker lockset, comprise base, through the hinged outer cover of rotating shaft and this base, be installed in two chucks that are used for holding handle on the base, wherein said base and outer cover have the corresponding lockhole in position; Described base and two chucks are provided with the guiding parts that cooperatively interacts; The periphery of described rotating shaft is provided with eccentric wheel, and the end face of first chuck in this eccentric excircle and two chucks interacts, and it is characterized in that; Be provided with telescopic spring catch in second chuck in described two chucks; The sidewall of described base is provided with the bar shaped location hole of arranging along the second collet movement direction, and the inner edge of described bar shaped location hole has toothrow, and described spring catch has the protruding part; When spring catch stretched in the described bar shaped location hole, protruding part and described toothrow fastened.

2. circuit breaker lockset as claimed in claim 1; It is characterized in that; Described spring catch has two, lays respectively at the both sides of described second chuck, and described bar shaped location hole also is two; Lay respectively at two relative sidewalls of base, two spring catch match with one of them bar shaped location hole respectively.

3. circuit breaker lockset as claimed in claim 2; It is characterized in that; Described second chuck has the through hole that connects sidewall, and described two spring catch comprise two pin heads that have described protruding part at the two ends that lay respectively at through hole, and the spring between two pin heads.

4. circuit breaker lockset as claimed in claim 3 is characterized in that, the outboard end of described pin head has been worn installing hole, is provided with the pressure cap of grafting in this installing hole.