CN208208547U - A kind of voltage transformer with contact arm - Google Patents
A kind of voltage transformer with contact arm Download PDFInfo
- Publication number
- CN208208547U CN208208547U CN201820366549.6U CN201820366549U CN208208547U CN 208208547 U CN208208547 U CN 208208547U CN 201820366549 U CN201820366549 U CN 201820366549U CN 208208547 U CN208208547 U CN 208208547U
- Authority
- CN
- China
- Prior art keywords
- contact arm
- shell
- shielding box
- connecting terminal
- contact
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of voltage transformer with contact arm, including shell, wherein one end is equipped with contact arm to the shell, the contact arm is equipped with shielding box far from one end of shell, the one end of the shielding box far from contact arm forms mounting groove to housing direction groove, the plum blossom moving contact connecting by connection inserting part with contact arm is equipped in the mounting groove, the contact arm is equipped with connecting terminal close to one end of shell, fuse is equipped with inside the contact arm, the fuse is connect by connecting line with connecting terminal close to one end of connecting terminal, the fuse other end is connect by connecting line with plum blossom moving contact, the enclosure interior is equipped with iron core, coil is wound on the iron core, the lead-out wires of coil is connect with connecting terminal, epoxy filling is filled in the contact arm and shielding box.Plum blossom moving contact is packed in shielding box by the utility model, enhances the insulation distance of product.
Description
Technical field
The utility model belongs to mutual inductor field, and in particular to a kind of voltage transformer with contact arm.
Background technique
Currently, the voltage transformer Mume flower contact with contact arm be it is exposed, when mating with other electrical equipments, carry out
When relevant Insulation Test, product contact has arc to dodge electric discharge the shell of electrical equipment.In addition, contact arm is to use spiral shell in the prior art
Nail is fixed on product, increases the contact resistance of product contact surface, if contact is unreliable, product contact surface can also generate heat,
Influence the service performance of product.
Utility model content
Technical problem to be solved in the utility model is in view of the above shortcomings of the prior art, to provide a kind of band contact arm
Voltage transformer, Mume flower contact is packed in shielding box, the insulation distance of product is enhanced.
The technical scheme adopted by the utility model is a kind of voltage transformer with contact arm, including shell, the shell
Wherein one end be equipped with contact arm, the contact arm far from shell one end be equipped with shielding box, the one end of the shielding box far from contact arm to
Housing direction groove forms mounting groove, is equipped with the plum blossom moving contact connecting by connection inserting part with contact arm, institute in the mounting groove
It states contact arm and is equipped with connecting terminal close to one end of shell, be equipped with fuse inside the contact arm, the fuse is close to terminals
One end of son is connect by connecting line with connecting terminal, and the fuse other end is connect by connecting line with plum blossom moving contact,
The enclosure interior is equipped with iron core, is wound with coil on the iron core, the lead-out wires of coil is connect with connecting terminal, the touching
Epoxy filling is filled in arm and shielding box.
In one embodiment, the contact arm and shielding box are integrally formed.
In one embodiment, it is equipped with arrester at the top of the contact arm, the arrester is electrically connected with connecting terminal.
In one embodiment, the housing bottom is equipped with mounting plate, is provided with screw hole on the mounting plate.
The utility model has the beneficial effects that: plum blossom moving contact is packed in the shielding box filled with epoxy filling
It is interior, enhance the insulation distance of product, improve product insulation performance, when product carries out Insulation Test, the problem of arc dodges can be obtained
To effective solution；It is attached by the connection type of connection inserting part, the problem of fever is resolved.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
In figure: 1, shell；2, contact arm；3, shielding box；4, mounting groove；5, connection inserting part；6, plum blossom moving contact；7, terminals
Son；8, fuse；9, iron core；10, coil；11, epoxy filling；12, arrester；13, mounting plate；14, screw hole.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings and the specific embodiments.
As shown in Figure 1, a kind of voltage transformer with contact arm 2, including shell 1, wherein one end is equipped with contact arm to the shell 1
2, the contact arm 2 is equipped with shielding box 3 far from one end of shell 1, and the described one end of shielding box 3 far from contact arm 2 is recessed to 1 direction of shell
Slot forms mounting groove 4, is equipped with the plum blossom moving contact 6 connecting by connection inserting part 5 with contact arm 2, the contact arm in the mounting groove 4
2 are equipped with connecting terminal 7 close to one end of shell 1, are equipped with fuse 8 inside the contact arm 2, and the fuse 8 is close to terminals
One end of son 7 is connect by connecting line with connecting terminal 7, and 8 other end of fuse is connected by connecting line and plum blossom moving contact 6
It connects, iron core 9 is equipped with inside the shell 1, coil 10,10 lead-out wire of coil and connecting terminal 7 are wound on the iron core 9
It connects, epoxy filling 11 is filled in the contact arm 2 and shielding box 3.
In the present embodiment, the contact arm 2 is integrally formed with shielding box 3.
In the present embodiment, arrester 12 is equipped at the top of the contact arm 2, the arrester 12 is electrically connected with connecting terminal 7.
In the present embodiment, 1 bottom of shell is equipped with mounting plate 13, is provided with screw hole 14 on the mounting plate 13.
Plum blossom moving contact 6 is packed in the shielding box 3 filled with epoxy filling 11 by the utility model, enhances product
Insulation distance, improve product insulation performance, when product carries out Insulation Test, the problem of arc dodges available effective solution
Certainly；It is attached by the connection type of connection inserting part 5, the problem of fever is resolved.The use of arrester 12, protection fusing
Device 8 is endangered from high transient overvoltage.
Specific embodiment of the present utility model above described embodiment only expresses, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.
Claims (4)
1. a kind of voltage transformer with contact arm, it is characterised in that: including shell, wherein one end is equipped with contact arm, institute to the shell
It states contact arm and is equipped with shielding box far from one end of shell, the one end of the shielding box far from contact arm forms to housing direction groove and installs
Slot, the mounting groove is interior to be equipped with the plum blossom moving contact connecting by connection inserting part with contact arm, and the contact arm is close to one end of shell
Equipped with connecting terminal, be equipped with fuse inside the contact arm, the fuse close to one end of connecting terminal by connecting line with
Connecting terminal connection, the fuse other end are connect by connecting line with plum blossom moving contact, and the enclosure interior is equipped with iron core,
Coil is wound on the iron core, the lead-out wires of coil is connect with connecting terminal, is filled in the contact arm and shielding box
Epoxy filling.
2. a kind of voltage transformer with contact arm according to claim 1, it is characterised in that: the contact arm and shielding box one
It is body formed.
3. a kind of voltage transformer with contact arm according to claim 1, it is characterised in that: be equipped with and keep away at the top of the contact arm
Thunder device, the arrester are electrically connected with connecting terminal.
4. a kind of voltage transformer with contact arm according to claim 1, it is characterised in that: the housing bottom is equipped with peace
Loading board is provided with screw hole on the mounting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820366549.6U CN208208547U (en) | 2018-03-16 | 2018-03-16 | A kind of voltage transformer with contact arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820366549.6U CN208208547U (en) | 2018-03-16 | 2018-03-16 | A kind of voltage transformer with contact arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208208547U true CN208208547U (en) | 2018-12-07 |
Family
ID=64527104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820366549.6U Expired - Fee Related CN208208547U (en) | 2018-03-16 | 2018-03-16 | A kind of voltage transformer with contact arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208208547U (en) |
-
2018
- 2018-03-16 CN CN201820366549.6U patent/CN208208547U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181207 Termination date: 20200316 |