CN100394528C

CN100394528C - Breaker structure

Info

Publication number: CN100394528C
Application number: CNB2005100018311A
Authority: CN
Inventors: 游聪谋
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-01-13
Filing date: 2005-01-13
Publication date: 2008-06-11
Anticipated expiration: 2025-01-13
Also published as: CN1805096A

Abstract

The present invention relates to a breaker structure which mainly comprises a body, at least two conducting sheets, an elastic contacting sheet and a press key. The breaker structure is characterized in that a combined neck of the body and a containing tank body are integrally formed, the combined neck is in a hollow shape, a baffle ring is formed at the connecting point of the combined neck and the containing tank body, the inner side margin of the baffle ring is provided with a gap, and the side edge of a rod body of the press key is provided with a convex sheet and is combined with an elastic piece. During assembly, the rod body of the press key directly penetrates through the combined neck of the body. The press key is slightly rotated at a small angle to enable the convex sheet of the rod body of the press key to penetrate through the gap of the baffle ring of the combined neck; the press key is rotated at an angle in the reverse direction, and the convex sheet of the rod body of the press key is clamped in the inner side of the baffle ring of the combined neck; when the elastic contacting sheet is tripped because of overload current and the press key is pushed by the elastic force of the elastic piece, the press key can not be disengaged from the combined neck of the body. The present invention has the advantages that the combined neck of the body and the containing tank body of the body are integrally formed; the present invention has the advantages of simple integral structure, easy assembly and effective reduction of cost.

Description

Breaker structure

Technical field

The present invention relates to a kind of breaker structure, be particularly related to the circuit breaker body in conjunction with neck be installed in cell body and be formed in one, in conjunction with neck be installed in the cell body junction and form a baffle ring, the medial margin of baffle ring is provided with breach, the body of rod side of button is provided with lug, the lug of the button body of rod is equipped in the baffle ring inboard in conjunction with neck, and when the current overload escape, button can be from the breaker structure in conjunction with the neck disengaging of body.

Background technology

General circuit breaker commonly used, with reference to figure 1, it includes a body 100, at least two conducting strips 200,300, one elastic contact chip 400 and a button 500, wherein, this body 100 comprises one and is installed in cell body 102 in conjunction with neck 101 and, this is the assembly that separates in conjunction with neck 101 with being installed in cell body 102, be combined in the opening that is installed in cell body 102 sides and be interconnected in conjunction with neck 101, button is established a helical spring 501 for 500 groups, the body of rod activity embedding group of button 500 is in conjunction with neck 101, the body of rod of this button 500 can be moved freely in conjunction with neck 101, button 500 medial extremitys are mounted on and are installed in the cell body 102, button 500 medial extremity blockings can not be broken away from conjunction with neck 101 inboards, make up with a lid 103 in the opening that is installed in cell body 102 again.

When general state, first conductive junction point 301 is in contact with one another with second conductive junction point 401 of elastic contact chip 400, and circuit loop becomes the state of conducting (ON); When current overload, elastic contact chip 400 is heated and bending, and elastic contact chip 400 free-ended second conductive junction points 42 oppositely bounce, and second conductive junction point 401 is separated with first conductive junction point 301, become outage (OFF) state, guarantee the safety of electricity consumption.

Though circuit breaker commonly used has the current overload function of outage automatically, yet its shortcoming of forming structure is as follows:

1. circuit breaker body 100 commonly used is the assembly that separates in conjunction with neck 101 with being installed in cell body 102, and spare part must separately be made, and increases by one at least and makes module, increases and makes basic cost.

2. the assembly of circuit breaker commonly used is more, increases the cost of assembly, and the time of assembling is many, increases whole making man-hour, can't effectively reduce cost.

3. when assembling, must earlier button 500 be worn and organize in in conjunction with neck 101, again button is established helical spring 501 for 500 groups, button 500 is set simultaneously to be combined in and is installed in cell body 102 with combining neck 101 then, and recombinant conducting strip 200 assemblies such as grade are in this assembling process, many assemblies are all unfixing as yet, make assembly loose because of rocking easily, must re-assembly, be unfavorable for the management and control of processing procedure.

Summary of the invention

Technical problem to be solved:

The invention reside in and solve circuit breaker commonly used, assembly is many, and the time of assembling is long, and assembly is loose and must re-assembly in the assembling process, is unfavorable for the management and control of processing procedure, technical problem and cost problem that cost of manufacture can't effectively reduce or the like.

The technological means of dealing with problems:

The present invention is a kind of breaker structure, consist predominantly of a body, at least two conducting strips, an elastic contact chip and buttons, it is characterized in that: this body in conjunction with neck be installed in cell body and be formed in one, in conjunction with neck is hollow form, in conjunction with neck be installed in the cell body junction and form a baffle ring, the medial margin of this baffle ring is provided with breach, and the body of rod side of this button is provided with lug and makes up an elastic component; During assembling, the body of rod of button directly pass body in conjunction with neck, with little rotation one low-angle of button, make the lug of the button body of rod pass breach in conjunction with the neck baffle ring, again button is oppositely gone back to an angle, the lug of the button body of rod is equipped in the baffle ring inboard in conjunction with neck; When current overload and during the elastic contact chip escape, button is during by the elastic force ejection of elastic component, and button can be in not breaking away from conjunction with neck from body.

The effect of the technology of the present invention means:

A kind of breaker structure of the present invention, its main purpose be, be situated between by body in conjunction with neck with to be installed in cell body one-body molded, reach overall structure and simplify, it is easier assemble, can effectively control and make man-hour, reduces the cost of making.

Breaker structure of the present invention, its second purpose is, be situated between by body in conjunction with neck with to be installed in cell body one-body molded, make the volume-diminished of the volume circuit breaker commonly used relatively of circuit breaker, reduce circuit breaker and take up space, be applicable to the more small-sized electronics in inner space, electric equipment products.

Description of drawings

Fig. 1 is the three-dimensional exploded view of circuit breaker commonly used.

The three-dimensional exploded view of Fig. 2 embodiment of the invention.

Fig. 3 is the three-dimensional combination appearance figure of the embodiment of the invention.

The assembled sectional view of Fig. 4 embodiment of the invention, it shows the situation of energising (ON).

Fig. 5 is the assembled sectional view of the embodiment of the invention, and it shows the situation of outage (OFF).

Fig. 6 is the partial schematic sectional view of the embodiment of the invention, the baffle ring structure of display button and body.

Fig. 7 is the combination schematic diagram () of the embodiment of the invention, the operate condition () of the baffle ring that the long slab sheet of display button and lug are assembled in body.

Fig. 8 is the combination schematic diagram (two) of the embodiment of the invention, the operate condition (two) of the baffle ring that the long slab sheet of display button and lug pass body.

Fig. 9 is the partial sectional view of the embodiment of the invention, and after the lug of display button passed baffle ring, lug was equipped in the state of baffle ring inboard.

Figure 10 is the partial schematic sectional view of second embodiment of the invention, the baffle ring structure of display button and body.

Among the figure

1 body, 10 lids

11 are installed in cell body in conjunction with neck 12

13 first slots, 14 second slots

15 flanges, 16 baffle rings

161 first breach, 162 second breach

163 projections, 2 first conducting strips

21 first conductive junction points, 3 second conducting strips

31 rivets, 4 elastic contact chips

40 bending districts, 41 elastic tongue pieces

42 second conductive junction points, 5 buttons

51 long slab sheets, 52 dividing plates

53 perforates, 54 lugs

541 nose bars, 55 elastic components

56 grooves, 57 groove mouths

100 bodies 101 are in conjunction with neck

102 are installed in cell body 103 lids

200 conducting strips, 300 conducting strips

301 first conductive junction points, 400 elastic contact chips

401 second conductive junction points, 500 buttons

501 helical springs

Embodiment

For disclosing purpose of the present invention, feature and effect in detail, existing Jie by following preferred embodiment, cooperation institute accompanying drawing is described in detail as follows to the present invention:

Shown in Fig. 2～5, be three-dimensional exploded view, constitutional diagram, assembled sectional view (), the assembled sectional view (two) of the embodiment of the invention; The present invention is a kind of breaker structure, consists predominantly of a body 1, individual at least two conducting

strips

2,3, an elastic contact chip 4 and a button 5, wherein,

This body 1 comprises one and is installed in cell body 12 in conjunction with neck 11 and, this is a hollow form in conjunction with neck 11, being combined in conjunction with neck 11 and being installed in cell body 12 1 sides and being interconnected, be installed at least two slots of cell body 12 bottom side settings, is first and second slot 13,14 in the present embodiment; Be installed in and establish a flange 15 in the cell body 12, the opening that is installed in cell body 12 is with a lid 10 combinations.

This at least two conducting

strips

2,3 are en plaque generally, are respectively first conducting strip 2, second conducting strip 3 in the present embodiment, and its embedding group respectively is installed in first and second slot 13,14 of cell body 12 in body 1, its end is exposed be installed in cell body 12 outsides; Fixed combination elastic contact chip 4 on fixed combination one first conductive junction point 21, the second conducting strips 3 on first conducting strip 2, be in the present embodiment with a rivet 31 riveted elastic contact chips 4 on second conducting strip 3.

This elastic contact chip 4 is a plate, and elastic contact chip 4 can be an alloy piece, and elastic contact chip 4 one ends are fixed on second conducting strip 3; Elastic contact chip 4 is provided with the groove of ㄇ font, make the plate mid portion form an elastic tongue piece 41, one end of this elastic tongue piece 41 is linked to elastic contact chip 4 plates, the other end is a free end, fixed combination one second conductive junction point 42 on the free end, this second conductive junction point 42 is corresponding with first conductive junction point 21 of first conducting strip 2; One side of elastic contact chip 4 strikes out bending district 40, the frontal width reduction in this bending district 40, make the plate of elastic contact chip 4 form a little curved arc shape, be in close elastic tongue piece 41 free-ended elastic contact chip 4 one end punching presses in the present embodiment, make the little embayment arcuation of elastic contact chip 4 plates, and make the free end of elastic tongue piece 41 and second conductive junction point 42 protrude from elastic contact chip 4 plates and opposite relatively with the curved arc direction of elastic contact chip 4, make second conductive junction point 42 contact conducting with first conductive junction point 21; When elastic contact chip 4 is heated and temperature when rising, elastic contact chip 4 is towards the opposite direction bending of original curved arc, the free end and second conductive junction point 42 of the elastic tongue piece 41 of while elastic contact chip 4 mid portions, towards the rightabout displacement of elastic contact chip 4 distortion and second conductive junction point 42 is separated with first conductive junction point 21, become the off-position of escape.

This button 5 generally is a body of rod, its prolongation is connected with a long slab sheet 51, long slab sheet 51 ends form the dividing plate 52 of a groove shape, dividing plate 52 medial extremitys are established a perforate 53, the side of button 5 bodies of rod is provided with lug 54, and lug 54 is established a nose bar 541, and an end of an elastic component 55 is made up in nose bar 541 sockets, the other end of this elastic component 55 is connected to the flange 15 that is installed in cell body 11, and this elastic component 55 is a helical spring in the present embodiment; During combination, button 5 body of rod activity embedding groups in aforementioned body 1 in conjunction with neck 11 in, the body of rod of this button 5 can be moved freely in conjunction with neck 11, and the long slab sheet 51 of button 5 is between first conducting strip 2 and elastic contact chip 4.

During enforcement, at general state, pressing keys 5 is to body 1, and the perforate 53 that makes first conductive junction point 21 and second conductive junction point 42 be arranged in button 5 long slab sheets 51 is in contact with one another, and circuit loop becomes the state of conducting (ON), as shown in Figure 4.

When current overload, elastic contact chip 4 is heated and the temperature rising, elastic contact chip 4 is bending in the other direction, and the free end of the elastic tongue piece 41 in the middle of the elastic contact chip 4 and second conductive junction point, 42 deformation displacements and bounce, second conductive junction point 42 is separated with first conductive junction point 21, become outage (OFF) state, simultaneously, because second conductive junction point 42 separates with first conductive junction point 21, the perforate 53 of button 5 long slab sheets 51 no longer is subjected to the blocking of second conductive junction point 42 and first conductive junction point 21, the elastic force ejection lug 54 of elastic component 55 with button 5 to body 1 outside ejection, the dividing plate 52 of button 5 long slab sheets 51 is displaced between second conductive junction point 42 and first conductive junction point 21, second

conductive junction point

42 and 21 insulation of first conductive junction point are separated, guaranteed that circuit loop is outage (OFF) state, as shown in Figure 5.

After the factor of getting rid of current overload, pressing keys 5 again, dividing plate 52 displacements of button 5 long slab sheets 51 and make perforate 53 between second conductive junction point 42 and first conductive junction point 21, second conductive junction point 42 contacts with first conductive junction point 21 again, circuit loop becomes energising (ON) state person, as Fig. 4.

The above only is the actuator state in explanation reality of the present invention, and its start relation or principle with general circuit breaker commonly used there is no difference.

The invention is characterized in: this body 1 in conjunction with neck 11 be installed in cell body 12 and be formed in one, in conjunction with neck 11 be installed in cell body 12 junctions and form a baffle ring 16, the medial margin of this baffle ring 16 is provided with breach, with reference to figure 6, breach in the present embodiment includes first breach 161 and second breach 162, the body of rod side of this button 5 is provided with lug 54, lug 54 is established a nose bar 541, an end of an elastic component 55 is made up in nose bar 541 sockets, and the other end of this elastic component 55 is connected to the flange 15 that is installed in cell body 11.

During assembling, with reference to figure 7～Fig. 8, with button 5 directly pass body 1 in conjunction with neck 11, button 5 little rotation one angles, make long slab sheet 51 correspondences of button 5 bodies of rod pass second breach 162 of baffle ring 16, lug 54 correspondences are passed first breach 161 of baffle ring 16, again button 5 are oppositely gone back to an angle, the lug 54 of button 5 bodies of rod is equipped in baffle ring 16 inboards in conjunction with neck 11, with reference to figure 9.

When current overload and elastic contact chip 4 temperature distortions, make second conductive junction point, 42 escapes and separate with first conductive junction point 21, button 5 is during by the outside ejection of elastic force of elastic component 55, and the lug 54 of these button 5 bodies of rod is by baffle ring 16 blockings, and button 5 can be in breaking away from conjunction with neck 11 from body 1.

In addition, again with reference to figure 6～Fig. 8, wherein, aforementioned in conjunction with neck 11 be installed in the set set breach of baffle ring 16 medial margins in cell body 12 junctions, only establish first breach 161, do not establish second breach 162, and long slab sheet 51 width of button 5 are slightly less than the interior ring footpath of baffle ring 16, make the long slab sheet 51 of button 5 be able to the arbitrarily angled interior ring footpath of passing baffle ring 16.

During assembling, with button 5 directly pass body 1 in conjunction with neck 11, button 5 little rotation one angles make lug 54 correspondences of button 5 bodies of rod pass first breach 161 of baffle ring 16, again button 5 is oppositely gone back to an angle, the lug 54 of button 5 bodies of rod is equipped in baffle ring 16 inboards in conjunction with neck 11.

With reference to Figure 10, it is the partial schematic sectional view of second embodiment of the invention, the baffle ring structure of display button and body, wherein, the composition structure of second embodiment is same as previous embodiment, its difference be in: body 1 in conjunction with neck 11 be installed in the cell body junction and form a baffle ring 16, the medial margin of this baffle ring 16 is provided with projection 163, the body of rod side of this button 5 is provided with groove 56, groove 56 outboard ends are established groove mouth 57, long slab sheet 51 width of button 5 are slightly less than the interior ring footpath of baffle ring 16, make the long slab sheet 51 of button 5 be able to the arbitrarily angled interior ring footpath of passing baffle ring 16.

During assembling, with button 5 directly pass body 1 in conjunction with neck 11, button 5 little rotation one angles, make groove mouth 57 correspondences of button 5 bodies of rod pass the projection 163 of baffle ring 16, again button 5 is oppositely gone back to an angle, projection 163 in conjunction with neck 11 baffle rings 16 is equipped in the groove 56 of button 5 bodies of rod, and button 5 can be from coming off in conjunction with neck 11.

As above specific embodiment explanation, the assembly structure of breaker structure of the present invention is simple and easy, can reduce the true tool practical effect of volume of circuit breaker relatively, and be new design not seen before, has effect and progressive.

Below the present invention has been done a detailed description, but the above only is preferred embodiment of the present invention, can not limit scope of the invention process certainly.Be all equivalent variations of doing according to the present patent application scope and modification etc., all should still belong in the patent covering scope of the present invention.

Claims

1. a breaker structure consists predominantly of a body, at least two conducting strips, an elastic contact chip and buttons, it is characterized in that:

This body in conjunction with neck be installed in cell body and be formed in one, this in conjunction with neck with to be installed in cell body be hollow form and be interconnected, in in conjunction with neck be installed in the cell body junction and form a baffle ring, the medial margin of this baffle ring is provided with breach, the body of rod of this button is provided with lug, in addition be provided with an elastic component in key groups, elastic component gives button one outside elastic force;

During assembling, button directly pass body in conjunction with neck, with little rotation one angle of button, make the lug of the button body of rod pass the breach of baffle ring, again button is oppositely gone back to an angle, the lug of the button body of rod is equipped in the baffle ring inboard in conjunction with neck;

When current overload and the elastic contact chip temperature distortion, the second conductive junction point escape and separating with first conductive junction point, button are during by the outside ejection of elastic force of elastic component, and the lug of this button body of rod is by the baffle ring blocking, and button can be in not breaking away from conjunction with neck from body.

2. a breaker structure consists predominantly of a body, at least two conducting strips, an elastic contact chip and buttons, it is characterized in that:

This body in conjunction with neck be installed in cell body and be formed in one, this in conjunction with neck with to be installed in cell body be hollow form and be interconnected, in in conjunction with neck be installed in the cell body junction and form a baffle ring, the medial margin of this baffle ring is provided with projection, the body of rod side of this button is provided with groove, the groove outboard end is established the groove mouth, in addition is provided with an elastic component in key groups, and elastic component gives button one outside elastic force;

During assembling, with button directly pass body in conjunction with neck, little rotation one angle of button makes the groove mouth correspondence of the button body of rod pass the projection of baffle ring, again button is oppositely gone back to an angle, is equipped in the groove of the button body of rod in conjunction with the projection of neck baffle ring.

3. breaker structure as claimed in claim 1 is characterized in that:

Being connected in conjunction with neck of this body is installed in cell body one side, is installed at least two slots of cell body bottom side setting; Be installed in and establish a flange in the cell body;

These at least two conducting strips are en plaque, and its embedding group respectively is installed in two slots of cell body in body; Fixed combination first conductive junction point on first conducting strip, fixed combination elastic contact chip on second conducting strip;

This elastic contact chip is a plate, and elastic contact chip one end is fixed on second conducting strip; The elastic contact chip mid portion forms an elastic tongue piece, fixed combination one second conductive junction point on the free end of this elastic tongue piece, and this second conductive junction point is corresponding with first conductive junction point of first conducting strip; Elastic contact chip forms a little curved arc shape and makes the free end of elastic tongue piece and second conductive junction point protrude from elastic contact chip plate and opposite with the curved arc direction of elastic contact chip relatively, makes second conductive junction point contact conducting with first conductive junction point;

This button is a body of rod, its prolongation is connected with a long slab sheet, long slab sheet end forms the dividing plate of a groove shape, the dividing plate medial extremity is established a perforate, the side of the button body of rod is provided with lug, lug is established a nose bar, and an end of an elastic component is made up in the nose bar socket, and the other end of this elastic component is connected to the flange that is installed in cell body; Button body of rod activity embedding group in aforementioned body in conjunction with neck in, the body of rod of this button can be moved freely in conjunction with neck, and the long slab sheet of button is between first conducting strip and elastic contact chip.

4. as claim 1,2 or 3 described breaker structures, it is characterized in that:

The elastic component that this button assembles is a helical spring.

5. as claim 1,2 or 3 described breaker structures, it is characterized in that:

This elastic contact chip is an alloy piece.

6. breaker structure as claimed in claim 3 is characterized in that:

This elastic contact chip is provided with the groove of ㄇ font, makes the plate mid portion form an elastic tongue piece, and an end of this elastic tongue piece is linked to the elastic contact chip plate, the other end is a free end.

7. breaker structure as claimed in claim 3 is characterized in that:

One side of this elastic contact chip strikes out the bending district, the frontal width reduction in this bending district, make the plate of elastic contact chip form a little curved arc shape, the free end of elastic tongue piece and second conductive junction point protrude from elastic contact chip plate and opposite with the curved arc direction of elastic contact chip relatively;

When elastic contact chip is heated and temperature when rising, elastic contact chip is towards the opposite direction bending of original curved arc, simultaneously the free end of the elastic tongue piece of elastic contact chip mid portion and second conductive junction point become the off-position of escape towards the rightabout displacement of elastic contact chip distortion and second conductive junction point is separated with first conductive junction point.

8. breaker structure as claimed in claim 1 is characterized in that:

The set breach of the medial margin of this baffle ring includes first breach and second breach;

During assembling, with little rotation one angle of button, make the long slab sheet correspondence of the button body of rod pass first breach of baffle ring, the lug correspondence is passed second breach of baffle ring, again button is oppositely gone back to an angle, and the lug of the button body of rod is equipped in the baffle ring inboard in conjunction with neck.