CN104505317A - Circuit breaker with adjusting function - Google Patents
Circuit breaker with adjusting function Download PDFInfo
- Publication number
- CN104505317A CN104505317A CN201410804503.4A CN201410804503A CN104505317A CN 104505317 A CN104505317 A CN 104505317A CN 201410804503 A CN201410804503 A CN 201410804503A CN 104505317 A CN104505317 A CN 104505317A
- Authority
- CN
- China
- Prior art keywords
- fixed
- pedestal
- contact
- spring
- card
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/74—Means for adjusting the conditions under which the device will function to provide protection
Abstract
The invention relates to a circuit breaker with an adjusting function. The circuit breaker with the adjusting function comprises a base and a cover plate, wherein input systems are arranged on two sides of an inner bottom part of the base; a contact system is arranged above the right side of the base; a resetting system is arranged above the base; an adjusting system is arranged above the left side of the base and an acting component is arranged in the center of the bottom part. By adjusting an initial position and a mechanical relationship of the acting component, the adjusting function of the circuit breaker is realized; the circuit breaker with the adjusting function can be used for a protection circuit of a loop with a group of contacts, has capabilities of isolated input loop and control loop and adjustable acting rate, and is particularly suitable for circuit overcurrent protection under the situation of the changeable environments.
Description
Technical field
The invention belongs to relay system technology for making field, be specifically related to a kind of circuit breaker with regulatory function.
Background technology
At present, the speed of actions of normal circuit breaker is unadjustable, and the input circuit of circuit breaker and control loop are same loop.According to user's request, one is needed to have regulatory function, and the circuit breaker that input circuit and control loop separate, therefore, existing circuit breaker can not be met consumers' demand.
Summary of the invention
The technical problem that the present invention solves: design a kind of circuit breaker with regulatory function; input circuit and control loop isolation, contact contact is one group of dynamic circuit connector, and speed of actions is adjustable; environmental suitability is strong, is particularly suitable for the circuit overcurrent protection in the changeable situation of environment.
Technical solution of the present invention: a kind of circuit breaker with regulatory function, comprise base and cover plate, described pedestal inner bottom part both sides be provided with input system, upper right side is provided with contact system, directly over be provided with resetting system, upper left side is provided with regulating system, bottom center is provided with action component;
Described input system comprises the input pin I, brace I, brace II, the input pin II that are fixed on base bottom both sides, described input pin I is connected with brace I, brace II is connected with input pin II, and described brace I, brace II connect and compose input circuit by wire and action component;
Described regulating system by adjusting rod, position-arresting disk, stator by quilting rivet hinged, and make adjusting rod between position-arresting disk and stator, and regulating shaft is equipped with in the lower end of adjusting rod, position-arresting disk is by the installing hole on it and be fixed on the upper left side of pedestal with rivet, and position-arresting disk top has regulating tooth;
Described action component is made up of " U " type thermal deformation sheet, adjustment card, transmission card, rotation card, described adjustment card and transmission card are separately fixed at the two ends, left and right of " U " type thermal deformation sheet, rotate the bottom center that card is fixed on " U " type thermal deformation sheet, and rotating card by hinge above pedestal, pedestal is fixed on base bottom central authorities; Described adjustment card is connected with regulating shaft;
Described contact system is made up of a pair supporting spring and a pair static contact spring piece, and static contact spring piece rear end is fixed on the front end of supporting spring, and supporting spring is horizontally fixed on the upper right side of pedestal by the fixing hole on it, and static contact spring piece is fixed with fixed contact below front end, and supporting spring rear end is provided with output pin;
Described resetting system is made up of support, button, return spring, movable block, shell fragment, movable contact spring, moving contact, support is fixed on directly over pedestal by rivet, button by return spring plug-in mounting in the bracket, movable block is hinged on the below of support, movable contact spring is arranged on the right-hand member of movable block by shell fragment, be fixed with a pair moving contact above movable contact spring, and moving contact lays respectively at the below of corresponding fixed contact, and by initial elastic force, moving contact and fixed contact are contacted; The left end of described movable block is connected with transmission card by spring.
Described adjustment card is in " U " type, and regulating shaft is arranged in described " U " type.
Described pedestal is provided with backstop, and backstop is positioned at the right side of spring, the below of movable block.
Described " U " type thermal deformation sheet is formed by stacking by four layers, and described pedestal is in " U " type, and its two ends are fixed on pedestal by regulating pad, is regulated the attitude of the thickness adjustment pedestal of pad, realize the initial alignment to action component by adjustment.
The advantage that the present invention compared with prior art has and effect:
1, have regulating system, meet the requirement that product is adjustable to speed of actions, environmental suitability is strong, is particularly suitable for the circuit overcurrent protection in the changeable situation of environment.
2, there is resetting system, and adopt double loop to design, input circuit and control loop are separated, and contact system reset can be realized rapidly, meet the instructions for use of special user.
3, action component adopts the design of " U " shape thermal deformation sheet, and stroke can reach 8mm, solves the problem of larger row journey.
Accompanying drawing explanation
Fig. 1 is outline drawing of the present invention,
Fig. 2 is internal structure schematic diagram of the present invention,
Fig. 3 is the structural representation of regulating system of the present invention,
Fig. 4 is the structural representation of action component of the present invention,
Fig. 5 is the structural representation of contact system of the present invention,
Fig. 6 is the structural representation of resetting system of the present invention.
Embodiment:
1-6 describes a kind of embodiment of the present invention by reference to the accompanying drawings.
A kind of circuit breaker with regulatory function, comprise pedestal 1 and cover plate 2, it is characterized in that: described pedestal 1 inner bottom part both sides are provided with input system 3, upper right side is provided with contact system 4, directly over be provided with resetting system 5, upper left side is provided with regulating system 6, bottom center is provided with action component 7;
Described input system 3 comprises the input pin I 8, brace I 9, brace II 14, the input pin II 15 that are fixed on pedestal 1 two bottom sides, described input pin I 8 is connected with brace I 9, brace II 14 is connected with input pin II 15, and described brace I 9, brace II 14 connect and compose input circuit by wire 10 and action component 7;
Described regulating system 6 is hinged by quilting rivet 23 by adjusting rod 18, position-arresting disk 19, stator 21, and make adjusting rod 18 between position-arresting disk 19 and stator 21, and regulating shaft 22 is equipped with in the lower end of adjusting rod 18, position-arresting disk 19 is by the installing hole 20 on it and be fixed on the upper left side of pedestal 1 with rivet, and position-arresting disk 19 top has regulating tooth 24;
Described action component 7 is made up of " U " type thermal deformation sheet 26, adjustment card 25, transmission card 28, rotation card 27, described adjustment card 25 and transmission card 28 are separately fixed at the two ends, left and right of " U " type thermal deformation sheet 26, rotate the bottom center that card 27 is fixed on " U " type thermal deformation sheet 26, and rotating card 27 is hinged on pedestal 11 top by bearing pin 12, pedestal 11 is fixed on pedestal 1 bottom center; Described adjustment card 25 is in " U " type, and regulating shaft 22 is arranged in described " U " type.Described " U " type thermal deformation sheet 26 is formed by stacking by four layers, described pedestal 11 is in " U " type, and its two ends being fixed on pedestal 1 by regulating pad 13, being regulated the attitude of the thickness adjustment pedestal 11 of pad 13 by adjustment, realizing the initial alignment to action component 7.
Described contact system 4 is made up of a pair supporting spring 29 and a pair static contact spring piece 30, and static contact spring piece 30 rear end is fixed on the front end of supporting spring 29, supporting spring 29 is horizontally fixed on the upper right side of pedestal 1 by the fixing hole 32 on it, static contact spring piece 30 is fixed with fixed contact 31 below front end, and supporting spring 29 rear end is provided with output pin 33;
Described resetting system 5 is made up of support 34, button 35, return spring 36, movable block 37, shell fragment 38, movable contact spring 39, moving contact 40, support 34 is fixed on directly over pedestal 1 by rivet, button 35 is inserted in support 34 by return spring 36, movable block 37 is hinged on the below of support 34, movable contact spring 39 is arranged on the right-hand member of movable block 37 by shell fragment 38, a pair moving contact 40 is fixed with above movable contact spring 39, and moving contact 40 lays respectively at the below of corresponding fixed contact 31, and by initial elastic force, moving contact 38 and fixed contact 31 are contacted; The left end of described movable block 37 is connected with transmission card 28 by spring 17.Described pedestal 1 is provided with backstop 16, and backstop 16 is positioned at the right side of spring 17, the below of movable block 37.
Operation principle: when give input pin I 8, input pin II 15 by adjust rated current time, action component 7, under own form and the effect of spring 17 elastic force, promotes movable block 37 and keeps moving contact 38 to close with fixed contact 31, make contact system 4 keep conducting; When give input pin I 8, input pin II 15 by n doubly adjust rated current time; action component 7 expanded by heating is out of shape, and driving spring 17 is elastic force break-in when transfer point, drives movable block 37 to turn clockwise; moving contact 38 departs from fixed contact 31 rapidly, makes contact system 4 protect disconnection.When the electric current passing through to input pin I 8, input pin II 15 return to adjust rated value time, action component 7 recovers deformation under the active force of spring 17, and spring 17 is elastic force break-in when transfer point, promote movable block 37 and be rotated counterclockwise reset, drive moving contact 38 is rapid and fixed contact 31 is closed, turn back to initial position, make contact system 4 keep conducting again.Changed the position of regulating shaft 22 by the anglec of rotation of adjusting rod 18, drive and regulate card 25 displacement, thus the initial position of action component 7 and suffered mechanical relationship thereof are changed, reach the function regulating speed of actions.
Under contact system 4 off state, 35 movable block 37 can be made to be rotated counterclockwise reset if pressed button, drive moving contact 38 to contact with fixed contact 31 rapidly, realize the rapid reset function of contact system 4.
Above-described embodiment, just preferred embodiment of the present invention, is not used for limiting the scope of the present invention, therefore all equivalent variations done with content described in the claims in the present invention, all should be included within the claims in the present invention scope.
Claims (4)
1. the circuit breaker with regulatory function, comprise pedestal (1) and cover plate (2), it is characterized in that: described pedestal (1) inner bottom part both sides are provided with input system (3), upper right side is provided with contact system (4), directly over be provided with resetting system (5), upper left side is provided with regulating system (6), bottom center is provided with action component (7);
Described input system (3) comprises the input pin I (8), brace I (9), brace II (14), the input pin II (15) that are fixed on pedestal (1) two bottom sides, described input pin I (8) is connected with brace I (9), brace II (14) is connected with input pin II (15), and described brace I (9), brace II (14) connect and compose input circuit by wire (10) and action component (7);
Described regulating system (6) is hinged by quilting rivet (23) by adjusting rod (18), position-arresting disk (19), stator (21), and make adjusting rod (18) be positioned between position-arresting disk (19) and stator (21), and regulating shaft (22) is equipped with in the lower end of adjusting rod (18), position-arresting disk (19) is by the installing hole (20) on it and be fixed on the upper left side of pedestal (1) with rivet, and position-arresting disk (19) top has regulating tooth (24);
Described action component (7) is made up of " U " type thermal deformation sheet (26), adjustment card (25), transmission card (28), rotation card (27), described adjustment card (25) and transmission card (28) are separately fixed at the two ends, left and right of " U " type thermal deformation sheet (26), rotate the bottom center that card (27) is fixed on " U " type thermal deformation sheet (26), and rotating card (27) is hinged on pedestal (11) top by bearing pin (12), pedestal (11) is fixed on pedestal (1) bottom center; Described adjustment card (25) is connected with regulating shaft (22);
Described contact system (4) is made up of a pair supporting spring (29) and a pair static contact spring piece (30), and static contact spring piece (30) rear end is fixed on the front end of supporting spring (29), supporting spring (29) is horizontally fixed on the upper right side of pedestal (1) by the fixing hole (32) on it, be fixed with fixed contact (31) below static contact spring piece (30) front end, supporting spring (29) rear end is provided with output pin (33);
Described resetting system (5) is by support (34), button (35), return spring (36), movable block (37), shell fragment (38), movable contact spring (39), moving contact (40) is formed, support (34) is fixed on directly over pedestal (1) by rivet, button (35) is inserted in support (34) by return spring (36), movable block (37) is hinged on the below of support (34), movable contact spring (39) is arranged on the right-hand member of movable block (37) by shell fragment (38), movable contact spring (39) top is fixed with a pair moving contact (40), and moving contact (40) lays respectively at the below of corresponding fixed contact (31), and by initial elastic force, moving contact (38) and fixed contact (31) are contacted, the left end of described movable block (37) is connected with transmission card (28) by spring (17).
2. a kind of circuit breaker with regulatory function according to claim 1, is characterized in that: described adjustment card (25) is in " U " type, and regulating shaft (22) is arranged in described " U " type.
3. a kind of circuit breaker with regulatory function according to claim 1 and 2, it is characterized in that: described pedestal (1) is provided with backstop (16), and backstop (16) is positioned at the right side of spring (17), the below of movable block (37).
4. a kind of circuit breaker with regulatory function according to claim 3, it is characterized in that: described " U " type thermal deformation sheet (26) are formed by stacking by four layers, described pedestal (11) is in " U " type, and its two ends are fixed on pedestal (1) by regulating pad (13), regulated the attitude of thickness adjustment pedestal (11) of pad (13) by adjustment, realize the initial alignment to action component (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410804503.4A CN104505317B (en) | 2014-12-19 | 2014-12-19 | A kind of chopper with regulatory function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410804503.4A CN104505317B (en) | 2014-12-19 | 2014-12-19 | A kind of chopper with regulatory function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104505317A true CN104505317A (en) | 2015-04-08 |
| CN104505317B CN104505317B (en) | 2016-06-29 |
Family
ID=52947056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410804503.4A Active CN104505317B (en) | 2014-12-19 | 2014-12-19 | A kind of chopper with regulatory function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104505317B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4922220A (en) * | 1989-03-22 | 1990-05-01 | Westinghouse Electric Corp. | Adjustable circuit breaker thermal trip unit |
| CN202307740U (en) * | 2011-10-17 | 2012-07-04 | 南通天华和睿科技创业有限公司 | Switch device for temperature control |
| CN204348655U (en) * | 2014-12-19 | 2015-05-20 | 陕西群力电工有限责任公司 | A kind of circuit breaker with regulatory function |
-
2014
- 2014-12-19 CN CN201410804503.4A patent/CN104505317B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4922220A (en) * | 1989-03-22 | 1990-05-01 | Westinghouse Electric Corp. | Adjustable circuit breaker thermal trip unit |
| CN202307740U (en) * | 2011-10-17 | 2012-07-04 | 南通天华和睿科技创业有限公司 | Switch device for temperature control |
| CN204348655U (en) * | 2014-12-19 | 2015-05-20 | 陕西群力电工有限责任公司 | A kind of circuit breaker with regulatory function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104505317B (en) | 2016-06-29 |
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