CN217933679U

CN217933679U - Double-brake operating mechanism of breaker of environment-friendly cabinet

Info

Publication number: CN217933679U
Application number: CN202222285326.6U
Authority: CN
Inventors: 赵永和; 仇翰宇
Original assignee: Zhejiang Juli Electrical Co ltd
Current assignee: Zhejiang Juli Electrical Co ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2022-11-29
Anticipated expiration: 2032-08-29

Abstract

The utility model provides a two floodgate operating device of environmental protection cabinet circuit breaker, including electromagnetic trip, gangbar and separating brake operating axis, the gangbar is fixed in on the separating brake operating axis, the electromagnetic trip has the iron core that moves that is suitable for the action of drive gangbar, it includes the main part to move the iron core, and link to each other with the main part screw thread, and the regulation portion that the neighbouring gangbar set up, the axial that the main part can be followed to the regulation portion is stretched out and drawn back and is adjusted, thereby can adjust the interval between regulation portion and the gangbar, with adjusting the separating brake time, the personnel that conveniently debug like this use.

Description

Double-brake operating mechanism of breaker of environment-friendly cabinet

Technical Field

The utility model relates to a circuit breaker technical field, concretely relates to two floodgate operating device of environmental protection cabinet circuit breaker.

Background

The existing circuit breaker realizes remote control on-off brake through an electromagnetic release, the electromagnetic release mainly comprises a coil, a movable iron core and a reset spring, when the circuit breaker is switched on and off, electromagnetic force is generated after the coil is electrified to drive the movable iron core to move, the movable iron core is abutted against a linkage rod fixed on an opening/closing operation shaft, and therefore the circuit breaker is switched on and off by driving the opening/closing operation shaft. For circuit breakers of different models, corresponding opening and closing time requirements are different, and the relative position of a movable iron core and a linkage rod is mainly adjusted by adjusting the installation position of an electromagnetic release at present, but the adjustment is not very convenient.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the inconvenient defect of electromagnetic trip adjustment among the prior art to a convenient to use's two floodgate operating device of environmental protection cabinet circuit breaker is provided.

Therefore, the utility model provides a two floodgate operating device of environmental protection cabinet circuit breaker, including electromagnetism release, gangbar and separating brake operating axis, the gangbar is fixed in on the separating brake operating axis, the electromagnetism release has and is suitable for the drive the iron core that moves of gangbar action, move the iron core and include the main part, and with the main part screw thread links to each other, and is close to the regulation portion that the gangbar set up, the regulation portion can be followed the axial of main part is carried out flexible regulation.

The adjusting part is provided with a ball or a roller at the end part adjacent to the linkage rod.

And a mounting groove suitable for mounting the linkage rod is formed on the opening operating shaft, and the linkage rod is fixed with the opening operating shaft through a bolt.

The linkage rod limiting structure comprises a first limiting part and a second limiting part, wherein the first limiting part and the second limiting part are respectively arranged on two sides of the linkage rod rotating position.

The first limiting part and the second limiting part are screw rods arranged on the fixing plate.

And the fixed plate is welded with a nut connected with the screw.

Still including being suitable for manual drive the switching-off operation axle pivoted knob, the knob with be equipped with the integrated configuration between the switching-off operation axle, the integrated configuration includes: the bolt penetrates through the opening operation shaft; the sleeve part is arranged on the knob and is provided with an inserting cavity into which the opening of the inserting cavity is suitable for inserting the opening of the inserting cavity, inserting grooves into which two ends of the inserting pin are correspondingly inserted are symmetrically arranged on two sides of the opening of the inserting cavity, and the inserting grooves extend along the axial direction of the sleeve part.

The inner wall of the slot is provided with at least one positioning groove which is connected with the bolt in a positioning way.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a two floodgates operating device of environmental protection cabinet circuit breaker moves the iron core and includes the main part to and link to each other with the main part screw thread, and the regulation portion that neighbouring gangbar set up, the axial that the main part can be followed to the regulation portion is stretched out and drawn back and is adjusted, thereby can adjust the interval between regulation portion and the gangbar, with adjust the separating brake time, make things convenient for the debugging personnel to use like this.

2. The utility model provides a two floodgate operating device of environmental protection cabinet circuit breaker, the tip of the neighbouring gangbar of regulation portion is equipped with ball or gyro wheel, is rolling friction between ball/gyro wheel and the gangbar like this, and wearing and tearing are less, have prolonged life.

3. The utility model provides a two floodgate operating device of environmental protection cabinet circuit breaker, electromagnetism release have two, are equipped with on the separating brake operating axis and correspond the gangbar that sets up with two electromagnetism releases, even one of them electromagnetism release breaks down like this, the other one also can normally work to the reliability has been improved.

4. The utility model provides a two separating brake operating device of environmental protection cabinet circuit breaker is equipped with integrated configuration between knob and the separating brake operating axis, and integrated configuration includes: the bolt penetrates through the opening operating shaft; the sleeve portion is arranged on the knob and is provided with an inserting cavity suitable for inserting the brake separating operation shaft, inserting slots for inserting the two ends of the inserting pin correspondingly are symmetrically arranged on two sides of an opening of the inserting cavity, and the inserting slots extend along the axial direction of the sleeve portion. During assembly, the plug pin is inserted into the opening operation shaft, then the sleeve of the knob is pushed in along the axial direction of the opening operation shaft, and two ends of the plug pin are correspondingly inserted into the slots of the knob, so that the assembly is fast and convenient.

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 prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a perspective view of the circuit breaker of the environmental protection cabinet of the present invention;

FIG. 2 is a perspective view of the double-declutching operating mechanism;

FIG. 3 is a perspective view of the movable core;

FIG. 4 is a cross-sectional view of the plunger;

FIG. 5 is a schematic view of the assembly of the knob and the opening operation shaft;

fig. 6 is an exploded view of the knob and the opening operation shaft.

Description of reference numerals: 1. an electromagnetic release; 2. a linkage rod; 3. a brake separating operation shaft; 4. a movable iron core; 5. a main body portion; 6. an adjustment section; 7. a ball bearing; 8. mounting grooves; 9. a first limit piece; 10. a second limiting member; 11. a fixing plate; 12. a nut; 13. a knob; 14. a bolt; 15. a sleeve portion; 16. inserting a cavity; 17. a slot; 18. and (6) positioning a 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 efforts all 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 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 embodiment provides a double-brake operating mechanism of an environment-friendly cabinet breaker, which comprises a fixing plate 11, an electromagnetic trip 1, a linkage rod 2 and a brake separating operating shaft 3 as shown in fig. 1 and 2.

The linkage rod 2 is fixed on the opening operation shaft 3, a mounting groove 8 suitable for mounting the linkage rod 2 is formed in the opening operation shaft 3, and the linkage rod 2 is fixed with the opening operation shaft 3 through a bolt.

Two electromagnetic trips 1 are fixed on the fixed plate 11, the electromagnetic trips 1 are provided with movable iron cores 4 suitable for driving the linkage rods 2 to move, as shown in fig. 3 and 4, each movable iron core 4 comprises a main body portion 5 and an adjusting portion 6 which is connected with the main body portion 5 in a threaded mode and is adjacent to the linkage rods 2, and the adjusting portion 6 can be adjusted in a telescopic mode along the axial direction of the main body portion 5. The adjusting part 6 is provided with a ball 7 or a roller at the end part adjacent to the linkage rod 2. It should be noted that the electromagnetic trip 1 is a mature technology in the prior art, and therefore, the internal structure and the operation principle thereof are not described in detail.

A limiting structure suitable for limiting the rotation position of the linkage rod is arranged on the fixing plate 11, and as shown in fig. 1, the limiting structure comprises a first limiting part 9 and a second limiting part 10 which are respectively arranged at two sides of the rotation position of the linkage rod 2. In this embodiment, the first limiting part 9 and the second limiting part 10 are screws installed on a fixing plate 11, and nuts 12 connected to the screws are welded on the fixing plate 11.

The manual opening and closing device further comprises a knob 13 adapted to manually drive the opening and closing operation shaft 3 to rotate, and a combination structure is arranged between the knob 13 and the opening and closing operation shaft 3, as shown in fig. 5 and 6, and the combination structure comprises: the bolt 14 penetrates through the opening operation shaft 3; the sleeve part 15 is arranged on the knob 13 and is provided with an inserting cavity 16 into which the opening operating shaft 3 is inserted, inserting grooves 17 into which two ends of the inserting pin 14 are correspondingly inserted are symmetrically arranged on two sides of an opening of the inserting cavity 16, and the inserting grooves 17 extend along the axial direction of the sleeve part 15. The inner wall of the slot 17 is provided with two positioning grooves 18 which are connected with the bolt 14 in a positioning way.

The utility model provides a two floodgate operating device of environmental protection cabinet circuit breaker moves iron core 4 and includes main part 5 to and link to each other with 5 screw threads of main part, and the regulating part 6 that is close to gangbar 2 and sets up, regulating part 6 can follow main part 5's axial and stretch out and draw back the regulation, thereby can adjust the interval between regulating part 6 and the gangbar 2, with the time of adjusting separating brake, make things convenient for the debugging personnel to use like this.

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. The utility model provides a two floodgates operating device of environmental protection cabinet circuit breaker, includes electromagnetism release (1), gangbar (2) and separating brake operating axis (3), gangbar (2) are fixed in on separating brake operating axis (3), electromagnetism release (1) has and is suitable for the drive moving iron core (4) of gangbar (2) action, its characterized in that, move iron core (4) including main part (5), and with main part (5) screw thread links to each other, and is close to regulation portion (6) that gangbar (2) set up, regulation portion (6) can be followed the axial of main part (5) is carried out flexible regulation.

2. The double-brake operating mechanism of the environmental protection cabinet circuit breaker according to claim 1, wherein the adjusting part (6) is provided with a ball (7) or a roller at the end part adjacent to the linkage rod (2).

3. The environment-friendly cabinet breaker double-brake operating mechanism as claimed in claim 1 or 2, wherein a mounting groove (8) suitable for mounting the linkage rod (2) is formed on the opening operating shaft (3), and the linkage rod (2) is fixed with the opening operating shaft (3) through a bolt.

4. The double-brake operating mechanism of the circuit breaker of the environmental protection cabinet as claimed in claim 1, further comprising a limiting structure adapted to limit the rotational position of the linkage rod (2), wherein the limiting structure comprises a first limiting member (9) and a second limiting member (10) respectively disposed at two sides of the rotational position of the linkage rod (2).

5. The dual-brake operating mechanism of the environmental protection cabinet circuit breaker according to claim 4, wherein the first limiting member (9) and the second limiting member (10) are screws mounted on a fixing plate (11).

6. The double-brake operating mechanism of the environmental protection cabinet circuit breaker according to claim 5, characterized in that a nut (12) connected with the screw rod is welded on the fixing plate (11).

7. The dual-brake operating mechanism of the breaker of the environmental protection cabinet according to claim 1, wherein there are two electromagnetic trips (1), and the linkage rod (2) corresponding to the two electromagnetic trips (1) is disposed on the opening operating shaft (3).

8. The double-brake operating mechanism of the environmental protection cabinet circuit breaker according to claim 1, further comprising a knob (13) adapted to manually drive the opening operating shaft (3) to rotate, wherein a coupling structure is provided between the knob (13) and the opening operating shaft (3), and the coupling structure comprises:

the bolt (14) penetrates through the opening operation shaft (3);

the sleeve portion (15) is arranged on the knob (13) and provided with an inserting cavity (16) into which the opening operating shaft (3) can be inserted, inserting grooves (17) into which the two ends of the inserting pin (14) can be correspondingly inserted are symmetrically formed in two sides of an opening of the inserting cavity (16), and the inserting grooves (17) extend along the axial direction of the sleeve portion (15).

9. The double-brake operating mechanism of the environmental protection cabinet breaker according to claim 8, wherein the inner wall of the slot (17) is provided with at least one positioning groove (18) which is connected with the bolt (14) in a positioning way.