CN208000850U - A kind of breaker of plastic casing structure of contact terminal magnet assemblies - Google Patents
A kind of breaker of plastic casing structure of contact terminal magnet assemblies Download PDFInfo
- Publication number
- CN208000850U CN208000850U CN201721540499.0U CN201721540499U CN208000850U CN 208000850 U CN208000850 U CN 208000850U CN 201721540499 U CN201721540499 U CN 201721540499U CN 208000850 U CN208000850 U CN 208000850U
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- CN
- China
- Prior art keywords
- iron core
- magnet assemblies
- breaker
- shell
- core shell
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- 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.)
- Expired - Fee Related
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Abstract
Further include the iron core shell installed for iron core the utility model is related to a kind of breaker of plastic casing structure of contact terminal magnet assemblies, including iron core more than two panels, iron core shell has the installation cavity installed for iron core;Each iron core is installed in the installation cavity of iron core shell when installation, magnet assemblies is formed, magnet assemblies is installed in static contact later, the positioning to each iron core is realized by iron core shell.Compared with the prior art, magnet assemblies are monolithic construction, easy for installation, and the positioning of each iron core is firm.
Description
Technical field
The utility model is related to a kind of magnet assemblies on the contact of breaker of plastic casing.
Background technology
Application of the low-pressure plastic shell circuit breaker in low-voltage distribution system is more and more extensive, it is responsible for protection and control circuit
Dual role, the safety of entire line system, dependable with function are played a crucial role, breaker structure
Difference influences properties of product also very big.Existing low-pressure plastic shell circuit breaker contact system is mainly by moving contact and static contact group
At, breaker moment after moving contact reprimand is opened to the arc blow-out power very little of electric arc, greatly reduces the breaking capacity of breaker, and
Reliable breaking is not high.
The background technology portion for the Chinese utility model patent that notification number is CN205582867U, the day for announcing is 2016.09.14
Divide and disclose a kind of breaker of plastic casing magnetic blow-out structure, including iron core more than static contact and two panels, one end of static contact is U-bend
Roll over end, iron core shares six, wherein four vertical arrays in the cavity at U-shaped bending end, in addition two panels set up separately static contact it is left,
Right side, six iron cores together form into the magnet assemblies of semi-closed structure.
Breaking capacity that existing breaker of plastic casing magnetic blow-out structure can preferably solve breaker is low, reliable breaking is not high
The problem of;But for magnet assemblies, it is complicated that there is also iron core location structures, the iron core positioning being mounted in static contact
Less reliable problem.
Utility model content
It is existing to solve the purpose of this utility model is to provide a kind of breaker of plastic casing structure of contact terminal magnet assemblies
Iron core location structure existing for magnetic blow-out component is complicated, positions insecure problem.
To achieve the above object, the scheme 1 of the breaker of plastic casing structure of contact terminal magnet assemblies of the utility model is:Plastic housing
Breaker contact structure magnet assemblies include the iron core of two panels or more, further include the iron core shell installed for iron core, outside iron core
Shell has the installation cavity installed for iron core.
Scheme 2 is, according to the magnet assemblies described in scheme 1, the iron core shell is equipped with or iron core shell and iron core
On be equipped with it is corresponding with the contact bottom outlet position on the static contact in structure of contact terminal, in structure of contact terminal positioning column be inserted into
Magnet bottom outlet.
Scheme 3 is, according to the magnet assemblies described in scheme 2, the iron core shell is opening up rectangular housing, iron core
The bottom wall of shell is equipped with shell bottom outlet, and magnet bottom outlet includes shell bottom outlet, and each iron core is arranged perpendicular to the bottom wall of iron core shell.
Scheme 4 is, according to the magnet assemblies described in scheme 3, the bottom of the iron core is equipped with the end for the positioning column
The groove of insertion.
Scheme 5 is, according to the magnet assemblies described in scheme 4, two vertical edges of the iron core be equipped with for outside iron core
The step of the top backstop limit of shell, step have stop surface directed downwardly.
Scheme 6 is that, according to the magnet assemblies described in scheme 3 or 4 or 5, the iron core is equipped with the plate face perpendicular to iron core
The side wall of the rivet of setting, the iron core shell is equipped with the notch for rivet insertion upward, iron core shell
Apply axial tension for rivet close to the end face of the notch.
Scheme 7 is, according to the magnet assemblies described in scheme 6, the rivet has spaced two, is arranged in iron
There are two notch on the same side wall of core housing, and each notch is corresponded with each rivet.
Scheme 8 is, according to the magnet assemblies described in scheme 7, is connected at the lower opening's edge of the notch towards the iron core
The flanging of the outside fold of shell.
The utility model has the beneficial effects that:Magnet assemblies include outside the iron core of two panels or more and the iron core installed for iron core
Each iron core is installed in the installation cavity of iron core shell by shell, when installation, is formed magnet assemblies, is later installed to magnet assemblies quiet
In contact, the positioning to each iron core is realized by iron core shell.Compared with the prior art, magnet assemblies are monolithic construction, peace
Dress is convenient, and the positioning of each iron core is firm.
Further, iron core shell be equipped with or iron core shell and iron core on be equipped with magnet bottom outlet, positioning column is inserted into
In magnet bottom outlet;First positioning column is unloaded when dismounting, magnet assemblies can be translated out from static contact.Compared with the prior art, magnetic
Iron component connection structure is relatively simple, and dismounting is more convenient.
Further, the two of iron core vertical sides are equipped with and match for the top surface backstop with iron core shell when iron core is installed
The step of conjunction;Increase the positioning to iron core, ensures that each iron core being set up in parallel is aligned, ensure iron core using effect.
Further, iron core is equipped with rivet, and iron core shell is equipped with notch, and iron core is mounted in rivet when assembly
Portion, the end of rivet is pressed on the end face of close notch of iron core shell after rivet is tensed;Iron core is linked to be with iron core shell
One, connection are firm.
Description of the drawings
Fig. 1 is installation diagram of the embodiment one of the magnet assemblies of the utility model in breaker of plastic casing structure of contact terminal;
Installation diagrams of the Fig. 2 between magnet assemblies and static contact and support element;
Fig. 3 is the stereogram of static contact;
Fig. 4 is the stereogram of support element;
Fig. 5 is the upward view of Fig. 4;
Fig. 6 is the stereogram of iron core shell;
Fig. 7 is the stereogram of iron core.
Specific implementation mode
The embodiment of the utility model is described further below in conjunction with the accompanying drawings.
The embodiment one of the breaker of plastic casing structure of contact terminal magnet assemblies of the utility model, as shown in Figures 1 to 7, modeling
Case circuit breaker structure of contact terminal includes breaker body 16, static contact 1 and support element 6, one end of static contact 1 be equipped with for open circuit
Connecting hole, the other end of the pedestal connection of device are U-shaped bending end, and there is U-shaped bending end U-shaped cavity, U-shaped bending to be set at the top of end
There are arc leading angle 2 and silver point 3;For being supported to U-shaped bending end, supporting surface, which is equipped with, to be upwardly extended for one end of support element 6
Positioning column 12, the bottom of the other end are equipped with two connecting holes 17 for being connect with breaker body 16.
The bottom wall of U-shaped bending end is equipped with the contact bottom outlet 11 passed through for positioning column 12, and positioning column 12 is that cross section is waist
Circular flat column, positioning column 12 are hollow structure, and contact bottom outlet 11 is kidney slot.Breaker of plastic casing structure of contact terminal further includes setting
Set the magnet assemblies in the U-shaped cavity of U-shaped bending end, magnet assemblies include two pieces or more iron cores being set up in parallel 4 and for iron
The iron core shell 5 that core 4 is installed.
Iron core 4 in the present embodiment is platy structure, and iron core shell 5 is opening up rectangular housing, iron core shell 5
Bottom wall is equipped with the shell bottom outlet 8 passed through for positioning column 12;Iron core 4 is set in iron core shell 5 perpendicular to the bottom surface of iron core shell 5
It sets and perpendicular with positioning column 12.The open-topped interior opening's edge of iron core shell 5 is equipped with inner chamfer 7, and iron core 4 is facilitated to pacify
Dress.
The bottom of iron core 4 is equipped with the U-shaped groove 15 of one end insertion for being inserted into iron core shell 5 for positioning column 12;Iron core 4
The bottom of two vertical sides is equipped with the step 10 for carrying out backstop with the top of iron core shell 5, step 10 when installing iron core 4
With step surface directed downwardly.
Iron core shell 5 and iron core 4 in the present embodiment use rivet interlacement, set that there are two the rivetings being set up in parallel on iron core 4
Nail perforation 9, rivet 9 are circular hole;The top of iron core shell 5 is equipped with rectangular slits 13, and rectangular slits 13 are embedded in for rivet, iron
The end face of the close rectangular slits 13 of core housing 5 is tensed for rivet, and the rectangular slits 13 on same side wall have spaced two
A, the lower opening's edge of each rectangular slits 13 is connected with the flanging 14 of the outside fold towards iron core shell 5.
When assembly, first each iron core 4 is installed in iron core shell 5, is linked together iron core 4 and iron core shell 5 with rivet,
Iron core shell 5 is installed in the U-shaped cavity of static contact 1, shell bottom outlet 8 is corresponding with 11 position of contact bottom outlet, and static contact 1 is pacified
It is attached on support element 6, the upper end of positioning column 12 is inserted into the U-shaped groove 15 of 4 bottom of iron core;By 5 groups of iron core 4 and iron core shell
At the positions of magnet assemblies be fixed on static contact 1.
Compared with the prior art, magnet assemblies are monolithic construction, easy for installation, and the positioning of each iron core is firm;Further
, magnet assemblies are positioned using positioning column 12, simple in construction, easy to disassemble and assemble, performance is stablized, and magnetic blow-out riveting part can enhance
Magnetic conduction is played the role of in magnetic field, and pilot arc is rapidly introduced into arc-chutes, very big to the arc blow-out power of electric arc, can effectively go out
Arc so as to enhance the reliable breaking of breaker, and improves its breaking capacity.
In addition, iron core 4 is integrated by rivet interlacement with iron core shell 5, bonding strength is higher.Due to the U-shaped of U-shaped bending end
Height space in cavity is limited, and iron core 4 can increase the quantity for the iron core 4 that can be arranged using the form being vertically arranged.
Embodiment two, embodiment two and embodiment one the difference is that:Core assembly only includes two pieces or more of iron
Core, each iron core is folded along the vertical direction in the U-shaped bending end of static contact to be set, and is equipped in the middle part of iron core and is passed through from the bottom to top for positioning column
Centre bore.Alternatively, it is also possible to which in the periphery setting iron core shell of iron core, the side wall of iron core shell is equipped on support element
The housing bore that positioning column passes through.
Embodiment three, embodiment three and embodiment one the difference is that:Iron core shell can also be arranged to cross section
For the rectangular sleeve of rectangle, rectangular sleeve has centre bore up and down, and each iron core arrangement is in the centre bore of rectangular sleeve.
Example IV, example IV and embodiment one the difference is that:In the middle part of iron core and on the side wall of iron core shell
It being respectively equipped with for bolt penetration hole, iron core is installed in iron core shell by when assembly, then screw is penetrated by the side of iron core shell,
Screw sequentially passes through each iron core, and the other end of screw stretches out iron core shell, fixed screw with nut.
Embodiment five, embodiment five and embodiment one the difference is that:It first will be more than two panels with screw or rivet
Iron core link into an integrated entity, later by iron core integral installation to iron core shell, iron core shell is positioned by positioning column, and iron core is by iron
Core housing positions, and on iron core shell is not required to that the notch for avoiding rivet/screw is arranged.
Claims (7)
1. breaker of plastic casing structure of contact terminal magnet assemblies, including iron core more than two panels, it is characterised in that:Further include for iron core
The iron core shell of installation, iron core shell have the installation cavity installed for iron core;The iron core shell is equipped with or iron core shell
And be equipped on iron core it is corresponding with the contact bottom outlet position on the static contact in structure of contact terminal, for the positioning column in structure of contact terminal
The magnet bottom outlet of insertion.
2. breaker of plastic casing structure of contact terminal magnet assemblies according to claim 1, it is characterised in that:The iron core shell
Bottom wall for opening up rectangular housing, iron core shell is equipped with shell bottom outlet, and magnet bottom outlet includes shell bottom outlet, each iron core
Bottom wall perpendicular to iron core shell is arranged.
3. breaker of plastic casing structure of contact terminal magnet assemblies according to claim 2, it is characterised in that:The bottom of the iron core
Portion is equipped with the groove being inserted into for the end of the positioning column.
4. breaker of plastic casing structure of contact terminal magnet assemblies according to claim 3, it is characterised in that:The two of the iron core
Vertical edge is equipped with the step for the top backstop limit with iron core shell, and step has stop surface directed downwardly.
5. the breaker of plastic casing structure of contact terminal magnet assemblies according to Claims 2 or 3 or 4, it is characterised in that:The iron
Core is equipped with the rivet being arranged perpendicular to the plate face of iron core, and the side wall of the iron core shell is equipped with the confession riveting upward
Embedded notch is followed closely, iron core shell applies axial tension close to the end face of the notch for rivet.
6. breaker of plastic casing structure of contact terminal magnet assemblies according to claim 5, it is characterised in that:The rivet
There are spaced two, is arranged there are two the notch on the same side wall of iron core shell, each notch and each rivet one
One corresponds to.
7. breaker of plastic casing structure of contact terminal magnet assemblies according to claim 6, it is characterised in that:Under the notch
The flanging of the outside fold towards the iron core shell is connected at opening's edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721540499.0U CN208000850U (en) | 2017-11-17 | 2017-11-17 | A kind of breaker of plastic casing structure of contact terminal magnet assemblies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721540499.0U CN208000850U (en) | 2017-11-17 | 2017-11-17 | A kind of breaker of plastic casing structure of contact terminal magnet assemblies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208000850U true CN208000850U (en) | 2018-10-23 |
Family
ID=63836253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721540499.0U Expired - Fee Related CN208000850U (en) | 2017-11-17 | 2017-11-17 | A kind of breaker of plastic casing structure of contact terminal magnet assemblies |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208000850U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107808790A (en) * | 2017-11-17 | 2018-03-16 | 河南森源电气股份有限公司 | Breaker of plastic casing structure of contact terminal magnet assemblies |
-
2017
- 2017-11-17 CN CN201721540499.0U patent/CN208000850U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107808790A (en) * | 2017-11-17 | 2018-03-16 | 河南森源电气股份有限公司 | Breaker of plastic casing structure of contact terminal magnet assemblies |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181023 Termination date: 20211117 |
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| CF01 | Termination of patent right due to non-payment of annual fee |