CN210984649U - Plastic shell type circuit breaker - Google Patents
Plastic shell type circuit breaker Download PDFInfo
- Publication number
- CN210984649U CN210984649U CN201922024300.4U CN201922024300U CN210984649U CN 210984649 U CN210984649 U CN 210984649U CN 201922024300 U CN201922024300 U CN 201922024300U CN 210984649 U CN210984649 U CN 210984649U
- Authority
- CN
- China
- Prior art keywords
- circuit breaker
- seted
- mounting panel
- shell type
- breaker body
- 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.)
- Active
Links
Images
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a plastic shell type circuit breaker, including the circuit breaker body, the avris of circuit breaker body one side and one side fixed connection of spacing scute, the inner wall of spacing scute alternates with the both sides of mounting panel outer wall to be connected, and the middle part of mounting panel one side has seted up a plurality of circuit breaker mounting holes, the utility model relates to a plastic shell type circuit breaker has seted up draw-in groove and heat dissipation ventilation hole through the circuit breaker body, and the draw-in groove inside callipers is equipped with dustproof otter board, and clamping screw on the fixed plate fixes the radiator fan, makes this plastic shell type circuit breaker have better radiating effect, can prevent the circuit breaker inside overheat, has prolonged the life of circuit breaker, has avoided the emergence of conflagration, has protected personnel and; through spacing scute and mounting panel interlude be connected, seted up the circuit breaker mounting hole on the mounting panel, be equipped with the pull ring on the mounting panel, it is more convenient when the installation to make this mould shell type circuit breaker, has saved manpower and materials, has improved work efficiency.
Description
Technical Field
The utility model relates to a circuit breaker, in particular to mould shell type circuit breaker.
Background
The circuit breaker is a switching device capable of closing, carrying, and opening/closing a current under a normal circuit condition and a current under an abnormal circuit condition within a prescribed time. The circuit breaker can be used for distributing electric energy, starting an asynchronous motor infrequently, protecting a power supply circuit, the motor and the like, and automatically cutting off a circuit when faults such as serious overload, short circuit, undervoltage and the like occur, and the function of the circuit breaker is equivalent to the combination of a fuse type switch, an over-under-heat relay and the like. Furthermore, no parts need to be changed after breaking the fault current. At present, it has been widely used. The existing circuit breaker comprises a molded case circuit breaker.
However, the existing molded case circuit breaker still has certain defects: the existing plastic shell type circuit breaker has poor heat dissipation effect, which can cause overheating inside the circuit breaker and influence the service life of the circuit breaker, and can cause burning of a plastic shell, fire hazard and damage to life and property safety; the existing plastic shell type circuit breaker is inconvenient to install, and personnel can not install the circuit breaker according to requirements, so that the working efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a mould shell type circuit breaker to solve the current problem that mould shell type circuit breaker radiating effect is not good and be not convenient for install that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a plastic shell type circuit breaker comprises a circuit breaker body, wherein the side edge of one side of the circuit breaker body is fixedly connected with one side of a limiting angle plate, the inner wall of the limiting angle plate is connected with the two sides of the outer wall of a mounting plate in an inserting manner, a plurality of circuit breaker mounting holes are formed in the middle of one side of the mounting plate, a plurality of fixing holes are formed in the two ends of the other side of the limiting angle plate, a plurality of connecting holes corresponding to the fixing holes are formed in the two ends of the other side of the mounting plate, two corresponding fixing holes and connecting holes are in threaded connection with two fixing bolts, a clamping groove is formed in the middle of each end of the circuit breaker body, a heat dissipation vent hole is formed in one side of each clamping groove inner wall, the side edges of the two clamping groove inner walls are respectively connected with the side edges of, the threaded holes formed in the middle of the top ends of the two fixing plates are in threaded connection with the two clamping screws respectively, and the bottom end of one fixing plate and the top end of the other fixing plate are in contact connection with the top end and the bottom end of the cooling fan respectively.
As a preferred technical scheme of the utility model, radiator fan passes through external fan switch and external power supply electric connection.
As an optimal technical scheme of the utility model, a plurality of circuit interface have all been seted up to the top and the bottom of circuit breaker body.
As an optimal technical scheme of the utility model, the fixed use sign that is equipped with in middle part of circuit breaker body opposite side.
As an optimal technical scheme of the utility model, the fixed work pilot lamp that is equipped with in bottom of circuit breaker body opposite side.
As an optimal technical scheme of the utility model, the fixed pull ring that is equipped with in middle part on mounting panel top.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a plastic shell type circuit breaker, through the circuit breaker body set up draw-in groove and heat dissipation ventilation hole, the draw-in groove inside callipers are equipped with dustproof otter board, and the clamp screw on the fixed plate is fixed to the cooling fan, makes this plastic shell type circuit breaker have better radiating effect, can prevent the circuit breaker inside overheat, has lengthened the life of circuit breaker, has avoided the emergence of conflagration, has protected personnel and property safety; through spacing scute and mounting panel interlude be connected, seted up the circuit breaker mounting hole on the mounting panel, be equipped with the pull ring on the mounting panel, it is more convenient when the installation to make this mould shell type circuit breaker, has saved manpower and materials, has improved work efficiency.
Drawings
Fig. 1 is a schematic front structural view of the present invention;
fig. 2 is a schematic side view of the present invention;
fig. 3 is a schematic view of the back structure of the present invention.
In the figure: 1. a circuit breaker body; 2. a fixing plate; 3. clamping a screw; 4. a heat radiation fan; 5. a use identifier; 6. a work indicator light; 7. a circuit interface; 8. a limiting angle plate; 9. mounting a plate; 10. a pull ring; 11. a card slot; 12. a heat dissipation vent; 13. a dustproof screen plate; 14. a breaker mounting hole; 15. and (7) fixing holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a molded case circuit breaker, which comprises a circuit breaker body 1, wherein the side of one side of the circuit breaker body 1 is fixedly connected to one side of a limiting angle plate 8, the inner wall of the limiting angle plate 8 is connected to both sides of the outer wall of a mounting plate 9 in an inserting manner, a plurality of circuit breaker mounting holes 14 are formed in the middle of one side of the mounting plate 9, a plurality of fixing holes 15 are formed in both ends of the other side of the limiting angle plate 8, a plurality of connecting holes corresponding to the fixing holes 15 are formed in both ends of the other side of the mounting plate 9, wherein both the corresponding fixing holes 15 and the connecting holes are in threaded connection with two fixing bolts, a plurality of slots 11 are formed in the middle of both ends of the circuit breaker body 1, a plurality of heat dissipation vents 12 are formed in one side of the inner walls of the two slots 11, the side of the inner walls, threaded holes formed in the middle of the top ends of the two fixing plates 2 are in threaded connection with the two clamping screws 3 respectively, the bottom end of one fixing plate 2 and the top end of the other fixing plate 2 are in contact connection with the top end and the bottom end of the cooling fan 4 respectively, and the cooling fan 4 is electrically connected with an external power supply through an external fan switch, so that personnel can control the cooling fan conveniently; the top end and the bottom end of the circuit breaker body 1 are both provided with a plurality of circuit interfaces 7, and the circuit interfaces 7 are arranged to facilitate wiring; the middle part of the other side of the circuit breaker body 1 is fixedly provided with a use mark 5, and the use mark 5 is convenient for personnel to know the use requirement of the circuit breaker; a working indicator lamp 6 is fixedly arranged at the bottom of the other side of the circuit breaker body 1, and personnel can observe the working state of the circuit breaker through the working indicator lamp 6; the middle part on mounting panel 9 top is fixed and is equipped with pull ring 10, and pull ring 10 is convenient for personnel to pull out mounting panel 9, and it is more convenient to hang simultaneously.
When specifically using, the utility model relates to a mould shell type circuit breaker, when the installation, the fixing bolt on the not hard up fixed orifices 15 of personnel, stimulate mounting panel 9 through pull ring 10, take suitable position out from spacing scute 8 with mounting panel 9, subsequently screwing up fixing bolt, connecting hole on through fixed orifices 15 and mounting panel 9 can be fixed with mounting panel 9, personnel can install circuit breaker body 1 through circuit breaker mounting hole 14 on the mounting panel 9, when using, the last clamping screw 3 of fixed plate 2 fixes radiator fan 4, radiator fan 4 bloies through heat dissipation ventilation hole 12 and blows off to its heat dissipation and from the heat dissipation ventilation hole 12 of the other end in to circuit breaker body 1, the card is equipped with dustproof otter board 13 in the draw-in groove 11, can filter the dust when the heat dissipation of blowing and avoid the dust to get into the damage of the inside ware that causes of circuit breaker body 1.
In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a mould shell type circuit breaker, includes circuit breaker body (1), its characterized in that, the avris of circuit breaker body (1) one side and one side fixed connection of spacing scute (8), the inner wall of spacing scute (8) alternates with the both sides of mounting panel (9) outer wall and is connected, a plurality of circuit breaker mounting hole (14) have been seted up at the middle part of mounting panel (9) one side, a plurality of fixed orificess (15) have been seted up at the both ends of spacing scute (8) opposite side, a plurality of connecting holes that correspond with fixed orifices (15) have been seted up at the both ends of mounting panel (9) opposite side, wherein two correspond fixed orifices (15) and connecting hole all with two fixing bolt threaded connection, draw-in groove (11) have all been seted up at the middle part at circuit breaker body (1) both ends, two heat dissipation ventilation hole (12, two the avris of draw-in groove (11) inner wall is connected with the avris block of two dustproof otter board (13) outer walls respectively, the top and the equal fixed plate (2) that are equipped with in bottom of circuit breaker body (1) one end, two the screw hole that the middle part on fixed plate (2) top was seted up respectively with two clamping screw (3) threaded connection, one of them the bottom of fixed plate (2) and the top of another fixed plate (2) are connected with the top and the bottom contact of radiator fan (4) respectively.
2. A molded case circuit breaker as defined in claim 1, wherein: the heat radiation fan (4) is electrically connected with an external power supply through an external fan switch.
3. A molded case circuit breaker as defined in claim 1, wherein: a plurality of circuit interfaces (7) are all seted up to the top and the bottom of circuit breaker body (1).
4. A molded case circuit breaker as defined in claim 1, wherein: the middle part of the other side of the circuit breaker body (1) is fixedly provided with a use mark (5).
5. A molded case circuit breaker as defined in claim 1, wherein: and a working indicator lamp (6) is fixedly arranged at the bottom of the other side of the circuit breaker body (1).
6. A molded case circuit breaker as defined in claim 1, wherein: and a pull ring (10) is fixedly arranged in the middle of the top end of the mounting plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922024300.4U CN210984649U (en) | 2019-11-21 | 2019-11-21 | Plastic shell type circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922024300.4U CN210984649U (en) | 2019-11-21 | 2019-11-21 | Plastic shell type circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210984649U true CN210984649U (en) | 2020-07-10 |
Family
ID=71438890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922024300.4U Active CN210984649U (en) | 2019-11-21 | 2019-11-21 | Plastic shell type circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210984649U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112185726A (en) * | 2020-09-30 | 2021-01-05 | 实德电气有限公司 | Electronic type combination switch |
| CN112670134A (en) * | 2021-01-07 | 2021-04-16 | 张静 | Circuit breaker system for power dispatching |
-
2019
- 2019-11-21 CN CN201922024300.4U patent/CN210984649U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112185726A (en) * | 2020-09-30 | 2021-01-05 | 实德电气有限公司 | Electronic type combination switch |
| CN112670134A (en) * | 2021-01-07 | 2021-04-16 | 张静 | Circuit breaker system for power dispatching |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210984649U (en) | Plastic shell type circuit breaker | |
| CN216213246U (en) | Isolating switch fuse assembly | |
| CN213304032U (en) | Low-voltage circuit breaker | |
| CN212322926U (en) | Low-voltage circuit breaker | |
| CN210008152U (en) | isolated bidirectional power supply shell with high heat dissipation performance | |
| CN210326637U (en) | Lighting distribution box | |
| CN210349727U (en) | Circuit breaker convenient to equipment and maintenance | |
| CN211429183U (en) | Device for protecting converter module | |
| CN210052702U (en) | Guide groove type plastic case circuit breaker for ship | |
| CN209912818U (en) | Switch body of double-breakpoint universal circuit breaker | |
| CN211088822U (en) | Low-voltage cabinet with heat dissipation dustproof construction | |
| CN210202261U (en) | Power supply manager | |
| CN218867011U (en) | High circuit breaker of security | |
| CN219457396U (en) | Leakage circuit breaker | |
| CN214542088U (en) | Plastic casing type circuit breaker | |
| JP2022515201A (en) | Power distribution equipment and power distribution system | |
| CN219370835U (en) | Multifunctional circuit breaker | |
| CN215496560U (en) | Assemble convenient box-sharing primary and secondary and fuse circuit breaker | |
| CN211045301U (en) | Circuit breaker with heat dissipation casing | |
| CN213459481U (en) | Control and protection switch convenient to disassemble | |
| CN217507935U (en) | Power distribution device | |
| CN204991606U (en) | Dustproof heat exchanger that looses of circuit breaker | |
| CN215733051U (en) | Block terminal convenient to installation | |
| CN217769171U (en) | Remote short circuit control early warning management device convenient to maintain | |
| CN218103727U (en) | Automatic switching equipment of electric power |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |