CN208208682U - A kind of band Aftercurrent protection circuit breaker - Google Patents
A kind of band Aftercurrent protection circuit breaker Download PDFInfo
- Publication number
- CN208208682U CN208208682U CN201820783239.4U CN201820783239U CN208208682U CN 208208682 U CN208208682 U CN 208208682U CN 201820783239 U CN201820783239 U CN 201820783239U CN 208208682 U CN208208682 U CN 208208682U
- Authority
- CN
- China
- Prior art keywords
- shell
- breaker
- band
- circuit
- inner cavity
- 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
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Abstract
The utility model discloses a kind of band Aftercurrent protection circuit breakers, are related to breaker technical field.The band Aftercurrent protection circuit breaker; including shell; control switch is provided at the top of the shell; the inner cavity of the shell has been bolted to connection breaker body and protective device respectively; battery is fixedly connected on the left of the bottom of shell inner cavity; the right side of the shell sequentially passes through from top to bottom is provided with input interface and output interface; the input interface, control switch and output interface are series in the circuit of breaker body; the battery is parallel in the circuit of breaker body, and the protective device includes protection shell.The band Aftercurrent protection circuit breaker strengthens the safety of breaker by being used cooperatively for the improvement of protective device and control switch, battery, input interface and output interface, and electric spark sputters caused by avoiding due to voltage change excessive velocities.
Description
Technical field
The utility model relates to breaker technical field, specially a kind of band Aftercurrent protection circuit breaker.
Background technique
Breaker is the electric current referred to close, carry and cut-off under normal loop condition and can close, when defined
Interior carrying and the switching device for cut-offfing the electric current under abnormal loop condition, breaker are divided into high-voltage circuitbreaker by its use scope
With low-voltage circuit breaker, high-low pressure identification of boundaries is relatively fuzzyyer, and 3kV or more is generally known as High-Voltage Electrical Appliances.
Traditional breaker, safety is not high, and electric spark splashes caused by being easy to appear due to voltage change excessive velocities
It penetrates, brings security risk to the use of user, shorten the service life of circuit, work effect is reduced while increasing cost
Rate.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of band Aftercurrent protection circuit breaker, solves appearance
The problem of electric spark sputters caused by easily occurring due to voltage change excessive velocities.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of band residual current protecting
Breaker, including shell, are provided with control switch at the top of the shell, the inner cavity of the shell company of being bolted respectively
It is connected to breaker body and protective device, battery, the right side of the shell are fixedly connected on the left of the bottom of shell inner cavity
Side sequentially passes through from top to bottom is provided with input interface and output interface, and the input interface, control switch and output interface are equal
It is series in the circuit of breaker body, the battery is parallel in the circuit of breaker body.
The protective device includes protection shell, and the inner cavity of the protection shell is provided with guide rod, the guide rod
Surface is successively arranged with coil loop, permanent magnet, displaced block and forced spring, the coil loop and protection shell inner cavity from left to right
Left side be fixedly connected, the permanent magnet is fixedly connected with displaced block, and the bottom of the displaced block is fixedly connected with brush, described
The bottom of protection shell inner cavity is fixedly connected with the protective resistance being equipped with brush, and the right side of the protective resistance is fixed to be connected
The collets being equipped with brush are connected to, the brush is contacted with the surface of collets, and the protective resistance and brush are gone here and there
It is coupled in the circuit of breaker body, the coil loop is series in the circuit of battery.
Preferably, the magnetic direction that the coil loop generates after being powered is opposite with the magnetic direction of permanent magnet.
Preferably, the inner cavity of the protection shell is provided with gag lever post, and displaced block is sheathed on the surface of gag lever post.
(3) beneficial effect
The utility model provides a kind of band Aftercurrent protection circuit breaker.Have following the utility model has the advantages that the remaining electricity of the band
Protective breaker is flowed, the improvement of protective device and the cooperation of control switch, battery, input interface and output interface are passed through
It uses, strengthens the safety of breaker, electric spark sputters caused by avoiding due to voltage change excessive velocities, to use
The use of person brings safety guarantee, extends the service life of circuit, improves work efficiency while reducing cost.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the structural schematic diagram of the utility model protective device.
In figure: 1, shell；2, control switch；3, breaker body；4, protective device；401, coil loop；402, guide rod；
403, gag lever post；404, displaced block；405, protective resistance；406, collets；407, shell is protected；408, forced spring；409,
Brush；410, permanent magnet；5, battery；6, input interface；7, output interface.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of band Aftercurrent protection circuit breaker, including
Shell 1, the top of shell 1 are provided with control switch 2, and the inner cavity of shell 1 has been bolted to connection breaker body 3 respectively
With protective device 4, battery 5 is fixedly connected on the left of 1 intracavity bottom of shell, the right side of shell 1 sequentially passes through from top to bottom
It is provided with input interface 6 and output interface 7, input interface 6, control switch 2 and output interface 7 are series at breaker body 3
Circuit in, battery 5 is parallel in the circuit of breaker body 3.
Protective device 4 includes protection shell 407, and the inner cavity of protection shell 407 is provided with gag lever post 403, and displaced block 404
It is sheathed on the surface of gag lever post 403, the inner cavity of protection shell 407 is provided with guide rod 402, and the surface of guide rod 402 is past from a left side
The right side is successively arranged with coil loop 401, permanent magnet 410, displaced block 404 and forced spring 408, what coil loop 401 generated after being powered
Magnetic direction is with the magnetic direction of permanent magnet 410 on the contrary, being fixedly connected on the left of coil loop 401 and protection 407 inner cavity of shell, forever
Magnet 410 is fixedly connected with displaced block 404, and the bottom of displaced block 404 is fixedly connected with brush 409, protection 407 inner cavity of shell
Bottom is fixedly connected with the protective resistance 405 being equipped with brush 409, and the right side of protective resistance 405 is fixedly connected with and electricity
The collets 406 that brush 409 is equipped with, brush 409 are contacted with the surface of collets 406, and protective resistance 405 and brush 409 are equal
It is series in the circuit of breaker body 3, coil loop 401 is series in the circuit of battery 5.
When work, input interface 6 and output interface 7 are accessed in circuit, breaker body is controlled by control switch 2
3 disconnection and connection, when the circuit of breaker body 3 is connected, the circuit of breaker body 3 charges to battery 5, works as electric power storage
When the electricity in pond 5 is saturation, the voltage that battery 5 is provided to coil loop 401 is maximum value, thus the magnetic field of coil loop 401 is big
Small is maximum value, while making displaced block 404 be located at the rightmost side for protecting 407 inner cavity of shell under the action of permanent magnet 410, from
And brush 409 is contacted with collets 406, the circuit of protective resistance 405 disconnects at this time, when the circuit of breaker body 3 is disconnected
When opening, battery 5 is no longer influenced by the electricity of the offer of breaker body 3, so that the voltage provided coil loop 401 is be provided,
So that displaced block 404 is moved to the left relative to protection shell 407, so that brush 409 is relative to protective resistance 405 to moving to left
It is dynamic, to gradually decrease the effective resistance of protective resistance 405, alleviate the pace of change of voltage with this.
In conclusion the band Aftercurrent protection circuit breaker, by the improvement of protective device 4 and control switch 2, stores
Battery 5, input interface 6 and output interface 7 are used cooperatively, and are strengthened the safety of breaker, are avoided due to voltage change
Electric spark sputters caused by excessive velocities, brings safety guarantee to the use of user, extends the service life of circuit, drops
It is improved work efficiency while inexpensive.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (3)
1. a kind of band Aftercurrent protection circuit breaker, including shell (1), it is characterised in that: be provided at the top of the shell (1)
The inner cavity of control switch (2), the shell (1) has been bolted to connection breaker body (3) and protective device respectively
(4), be fixedly connected with battery (5) on the left of shell (1) intracavity bottom, the right side of the shell (1) from top to bottom according to
It is secondary to be provided through input interface (6) and output interface (7), the input interface (6), control switch (2) and output interface (7)
It is series in the circuit of breaker body (3), the battery (5) is parallel in the circuit of breaker body (3)；
The protective device (4) includes protection shell (407), and the inner cavity of protection shell (407) is provided with guide rod
(402), the surface of the guide rod (402) is successively arranged with coil loop (401), permanent magnet (410), displaced block from left to right
(404) and forced spring (408), be fixedly connected on the left of the coil loop (401) and protection shell (407) inner cavity, it is described forever
Magnet (410) is fixedly connected with displaced block (404), and the bottom of the displaced block (404) is fixedly connected with brush (409), described
The bottom of protection shell (407) inner cavity is fixedly connected with the protective resistance (405) being equipped with brush (409), the protection
The collets (406) being equipped with brush (409), the brush (409) and insulation are fixedly connected on the right side of resistance (405)
The surface of block (406) contacts, and the protective resistance (405) and brush (409) are series in the circuit of breaker body (3),
The coil loop (401) is series in the circuit of battery (5).
2. a kind of band Aftercurrent protection circuit breaker according to claim 1, it is characterised in that: the coil loop (401)
The magnetic direction generated after energization is opposite with the magnetic direction of permanent magnet (410).
3. a kind of band Aftercurrent protection circuit breaker according to claim 1, it is characterised in that: the protection shell
(407) inner cavity is provided with gag lever post (403), and displaced block (404) is sheathed on the surface of gag lever post (403).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820783239.4U CN208208682U (en) | 2018-05-24 | 2018-05-24 | A kind of band Aftercurrent protection circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820783239.4U CN208208682U (en) | 2018-05-24 | 2018-05-24 | A kind of band Aftercurrent protection circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208208682U true CN208208682U (en) | 2018-12-07 |
Family
ID=64516412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820783239.4U Expired - Fee Related CN208208682U (en) | 2018-05-24 | 2018-05-24 | A kind of band Aftercurrent protection circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208208682U (en) |
-
2018
- 2018-05-24 CN CN201820783239.4U patent/CN208208682U/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 |
Granted publication date: 20181207 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |