CN201465933U - Bridge-shaped contact of universal circuit breaker - Google Patents
Bridge-shaped contact of universal circuit breaker Download PDFInfo
- Publication number
- CN201465933U CN201465933U CN2009200739037U CN200920073903U CN201465933U CN 201465933 U CN201465933 U CN 201465933U CN 2009200739037 U CN2009200739037 U CN 2009200739037U CN 200920073903 U CN200920073903 U CN 200920073903U CN 201465933 U CN201465933 U CN 201465933U
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- contact
- bridge
- groove
- shaped contact
- flat board
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Abstract
The utility model discloses a bridge-shaped contact of a universal circuit breaker, comprising a supporting bracket, a plurality of contact pieces clamped on the supporting bracket, fixed shafts for fixing the plurality of contact pieces and an elastic device for connecting the supporting bracket and a plurality of contact pieces, wherein the supporting bracket comprises a first flat plate and a second flat plate which are parallel; the end surfaces of the two sides of the first flat plate and the second flat plate are respectively provided with a plurality of grooves and bosses at intervals; the grooves are used for installing the contact pieces in a clamping manner; the grooves and the bosses on the first flat plate are aligned with the grooves and the bosses on the second flat plate in sequence; and the grooves and the bosses at the two sides of the first flat plate and the second flat plate are symmetrically arranged. The bridge-shaped contact of the universal circuit breaker has compact structure, safe connection and high reliability for the circuit breaker body and a drawer seat, and good heat dissipation performance of the bridge-shaped contact and has the advantages of convenient assembly and use and the like.
Description
Technical field
The utility model relates to the low-voltage circuit breaker field in the electrical equipment industry, relates in particular to a kind of omnipotent breaker bridge-shaped contact.
Background technology
Traditional bridge-shaped contact of breaker as shown in Figure 1, it includes a support 1 ', is fastened on the contact chip 2 ' on the support 1 ', the limit shaft 3 ' of location contact chip 2 ', the fixed axis 4 ' of fixed contact piece 2 ', and the spring 5 ' that support 1 ' and contact chip 2 ' are coupled together.As shown in Figure 2, this support comprises the first parallel plate face 11 ' and the second plate face 12 ', this first surface 11 ' and second surface 12 ' rectangular in shape.As shown in Figure 3, described contact chip 2 ' is the isoceles triangle shape, on its drift angle end face, a half slot 21 ' is set, this half slot 21 ' is used for laying fixed axis 4 ', one first draw-in groove 22 ' is set in the middle of the end face of base, be symmetrical arranged two second draw-in grooves 23 ' on first draw-in groove, 22 ' next door, two second draw-in grooves 23 ' are used for blocking the first plate face 11 ' and the second plate face 12 ' of support 1 ' respectively, isoceles triangle shape contact chip 2 ' two base angle tip location on, two through holes 24 ' are set respectively, it is used for installing limit shaft 3 ', the shape of limit shaft 3 ' as shown in Figure 4, limit shaft is installed not only can be located the position of contact chip 2 ', and can also strengthen the thermal diffusivity of this contact.
The assembling process of this bridge-shaped contact of breaker is: one group of 4 contact chip 2 ' is fastened on the support 1 ', limit shaft 3 ' is installed on per 2 contact chips, so that it is separated, and be beneficial to heat radiation, 2 fixed axis 4 ' are put into the half slot 21 ' of contact chip 2 ', then the both ends of the spring hook is hooked the half slot 21 ' of 2 fixed axis 4 ' respectively, so just finished the assembling of one group of bridge-shaped contact.Successively by the matching requirements of bridge-shaped contact with all the other contact chips, axle, spring, be fixed on the support, finish the assembling of whole bridge-shaped contact.Traditional bridge-shaped contact of breaker assembling and positioning is not too convenient, needs special locating shaft 3 ' to realize the location and the heat radiation of contact, so the cost height, and heat dispersion is poor.
The utility model content
Traditional bridge-shaped contact of breaker assembling and positioning is not too convenient, needs special locating shaft 3 ' to realize the location and the heat radiation of contact, so the cost height, and heat dispersion is poor.
Provide a kind of omnipotent breaker bridge-shaped contact in order to overcome above-mentioned defective the utility model, comprise a supporting bracket, be fastened on the some contact chips on this supporting bracket, fix the fixed axis of these some contact chips, and the elastic device that this supporting bracket and some contact chips are coupled together
Described supporting bracket comprises first parallel dull and stereotyped and second flat board; At interval some grooves and boss are set respectively on the both sides end face of described first flat board and second flat board, this groove is established the installation contact chip in order to card;
The setting of aliging successively of groove on described first flat board, boss and groove, boss on second flat board, and this first dull and stereotyped and second dull and stereotyped on groove and boss of both sides be symmetrical arranged.
The width of described groove is equivalent to the width of some contact chips.
Described contact chip is the isoceles triangle shape;
On the drift angle end face of described contact chip a half slot is set, in the middle of the end face of bottom surface one first draw-in groove is set, the both sides of first draw-in groove are symmetrical arranged second draw-in groove respectively.
Described fixed axis is provided with some endless grooves.
Described elastic device is a spring, and its two ends are provided with hook.
The utlity model has following advantage:
1) assembling and positioning is convenient and reliable;
2) reduced cost;
3) heat dispersion of the whole bridge-shaped contact of raising.
Description of drawings
Fig. 1 is the structure chart of conventional circuit breaker bridge-shaped contact;
Fig. 2 is the structure chart of the employed support of conventional circuit breaker bridge-shaped contact;
Fig. 3 is the structure chart of the employed contact chip of conventional circuit breaker bridge-shaped contact;
Fig. 4 is the structure chart of the employed limit shaft of conventional circuit breaker bridge-shaped contact;
Fig. 5 is the structure chart of the utility model universal circuit breaker bridge-shaped contact;
Fig. 6 is the structure chart of the employed support of the utility model universal circuit breaker bridge-shaped contact;
Fig. 7 is the structure chart of the employed contact chip of the utility model universal circuit breaker bridge-shaped contact;
Fig. 8 is the structure chart of the employed fixed axis of the utility model universal circuit breaker bridge-shaped contact;
Fig. 9 is the structure chart of the employed spring of the utility model universal circuit breaker bridge-shaped contact;
Figure 10 is the schematic diagram that the utility model universal circuit breaker bridge-shaped contact is connected with breaker body and drawout chassis.
Embodiment
Followingly specify a kind of better embodiment of the present utility model according to Fig. 5～10:
As shown in Figure 5, be the structure chart of utility model universal circuit breaker bridge-shaped contact 100.It comprises a support 1, is fastened on the contact chip 2 of support 1 both sides, the fixed axis 4 of fixed contact piece 2, and the spring 5 that support 1 and contact chip 2 are coupled together.
As shown in Figure 6, be the structure chart of the utility model universal circuit breaker bridge-shaped contact 100 employed supports.This support 1 comprises first parallel dull and stereotyped 11 and second flat board 12.Different with the employed support of traditional contact 1 ', though this support 1 also comprises first parallel dull and stereotyped 11 and second flat board 12, but some grooves 13 and boss 14 are set at interval respectively on the both sides end face of first dull and stereotyped 11 and second flat board 12, the setting of aliging successively of groove 13 on this first flat board 11, boss 14 and groove 13, boss 14 on second flat board 12, the groove 13 and the boss 14 of both sides are symmetrical arranged on this first dull and stereotyped 11 and second flat board 12, the width of described groove 13 is equivalent to the width of two contact chips 2, establishes contact chip 2 in order to card.
As shown in Figure 7, be the structure chart of the employed contact chip 2 of the utility model universal circuit breaker bridge-shaped contact.Described contact chip 2 and traditional contact chip 2 ' are similar, it also is the isoceles triangle shape, in its drift angle end one half slot 21 is set, this half slot 21 is used for card and establishes fixed axis 4, one first draw-in groove 22 is set in the centre of its base end face, be symmetrical arranged second draw-in groove 23 on the both sides of first draw-in groove 22, this second draw-in groove 23 is used for blocking the groove 13 on first dull and stereotyped 11 and second flat board 12 respectively, different with traditional contact chip 2 ', contact chip 2 is not provided with through hole on the tip location of angle brackets shape contact chip 2.This is that boss 14 can position contact chip naturally, and has guaranteed heat radiation owing to have boss 14 on the support of the present utility model, therefore no longer needs to install limit shaft, so also just need on contact chip 2 through hole be set.
As shown in Figure 8, be the structure chart of the employed fixed axis 4 of the utility model universal circuit breaker bridge-shaped contact; In the middle of this fixed axis 4 endless groove 41 is set, is used to connect spring 5.
Fig. 9 is the structure chart of the employed spring 5 of the utility model universal circuit breaker bridge-shaped contact. is fastened on respectively when contact chip 2 on the both sides of support 1, and after fixed axis 4 is fastened in the half slot 21 of contact chip 2, just can tightly contact chip 2 be fixed on the support 1 like this with two ends hook 51 endless grooves 41. that hook both sides fixed axis 4 respectively of this spring 5.
Shown in Fig. 6-10, the assembling process of this bridge-shaped contact of breaker is: one group of 4 contact chip 2 is blocked respectively establish the both sides that are installed in support 1, wherein, per two contact chips 2 block respectively to be established in the grooves on two sides 13 that is installed in a boss 14, be to separate by boss 14 in the middle of per two contact chips, 2 fixed axis 4 are put into the half slot 21 of the contact chip 2 that is arranged in support 1 both sides respectively, then spring 5 two ends hook 51 is hooked the endless groove 41 of 2 fixed axis 4 respectively.Finish the assembling of one group of bridge-shaped contact like this.Matching requirements by bridge-shaped contact are fixedly mounted on all the other each contact chip 2, fixed axis 4, springs 5 of organizing on the support 1 successively, finish the assembling of whole bridge-shaped contact.
As shown in figure 10, the utility model is used for drawout breaker 100, is installed in the drawout chassis of circuit breaker, links together securely with drawout chassis underframe bus 20.As the jockey of breaker body and drawout chassis, when breaker body slowly enters drawout chassis by shaking the drawout chassis handle, the bus 30 of body inserts in the groove of bridge-shaped contacts, realizes being connected of body and drawout chassis.
The utility model compact conformation, breaker body are connected the security reliability height with drawout chassis, the perfect heat-dissipating of bridge-shaped contact, and have the assembling advantage such as easy to use.
Claims (5)
1. an omnipotent breaker bridge-shaped contact (100), comprise a supporting bracket (1), be fastened on the some contact chips (2) on this supporting bracket (1), the fixed axis (4) of fixing these some contact chips (2), and, it is characterized in that the elastic device (5) that this supporting bracket (1) and some contact chips (2) couple together:
Described supporting bracket (1) comprises parallel first flat board (11) and second flat board (12); Some grooves (13) and boss (14) are set respectively on the both sides end face of described first flat board (11) and second flat board (12) at interval, and this groove (13) is established in order to card contact chip (2) is installed;
The setting of aliging successively of groove (13) on described first flat board (11), boss (14) and groove (13), boss (14) on second flat board (12), and groove (13) and boss (14) that this first flat board (11) and second flat board (12) are gone up both sides are symmetrical arranged.
2. omnipotent breaker bridge-shaped contact as claimed in claim 1 is characterized in that:
The width of described groove (13) is equivalent to the width of some contact chips (2).
3. omnipotent breaker bridge-shaped contact as claimed in claim 1 is characterized in that:
Described contact chip (2) is the isoceles triangle shape;
One half slot (21) is set on the drift angle end face of described contact chip (2), in the middle of the end face of bottom surface one first draw-in groove (22) is set, the both sides of first draw-in groove (22) are symmetrical arranged second draw-in groove (23) respectively.
4. omnipotent breaker bridge-shaped contact as claimed in claim 1 is characterized in that:
Described fixed axis (4) is provided with some endless grooves (41).
5. omnipotent breaker bridge-shaped contact as claimed in claim 1 is characterized in that:
Described elastic device (5) is a spring, and its two ends are provided with hook (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200739037U CN201465933U (en) | 2009-05-15 | 2009-05-15 | Bridge-shaped contact of universal circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200739037U CN201465933U (en) | 2009-05-15 | 2009-05-15 | Bridge-shaped contact of universal circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201465933U true CN201465933U (en) | 2010-05-12 |
Family
ID=42393281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200739037U Expired - Lifetime CN201465933U (en) | 2009-05-15 | 2009-05-15 | Bridge-shaped contact of universal circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201465933U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102637537A (en) * | 2012-04-19 | 2012-08-15 | 贵州长征开关制造有限公司 | Bridge contact for drawout switching devices |
| CN105762040A (en) * | 2016-05-04 | 2016-07-13 | 德力西电气有限公司 | Bridge-shaped contact for circuit breaker and frame circuit breaker with bridge-shaped contact |
| CN105869958A (en) * | 2016-06-02 | 2016-08-17 | 无锡新宏泰电器科技股份有限公司 | Bridge type contact support for drawout breaker |
| CN105869965A (en) * | 2016-06-02 | 2016-08-17 | 无锡新宏泰电器科技股份有限公司 | Bridge contact for frame circuit breaker |
-
2009
- 2009-05-15 CN CN2009200739037U patent/CN201465933U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102637537A (en) * | 2012-04-19 | 2012-08-15 | 贵州长征开关制造有限公司 | Bridge contact for drawout switching devices |
| CN102637537B (en) * | 2012-04-19 | 2015-06-03 | 贵州长征开关制造有限公司 | Bridge contact for drawout switching devices |
| CN105762040A (en) * | 2016-05-04 | 2016-07-13 | 德力西电气有限公司 | Bridge-shaped contact for circuit breaker and frame circuit breaker with bridge-shaped contact |
| CN105762040B (en) * | 2016-05-04 | 2018-10-16 | 德力西电气有限公司 | Bridge-type contact for circuit breaker and frame circuit breaker containing the contact |
| CN105869958A (en) * | 2016-06-02 | 2016-08-17 | 无锡新宏泰电器科技股份有限公司 | Bridge type contact support for drawout breaker |
| CN105869965A (en) * | 2016-06-02 | 2016-08-17 | 无锡新宏泰电器科技股份有限公司 | Bridge contact for frame circuit breaker |
| CN105869958B (en) * | 2016-06-02 | 2018-06-26 | 无锡新宏泰电器科技股份有限公司 | A kind of drawout breaker bridge-type contact stent |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100512 |
|
| CX01 | Expiry of patent term |