CN210052702U - Guide groove type plastic case circuit breaker for ship - Google Patents
Guide groove type plastic case circuit breaker for ship Download PDFInfo
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- CN210052702U CN210052702U CN201921439880.7U CN201921439880U CN210052702U CN 210052702 U CN210052702 U CN 210052702U CN 201921439880 U CN201921439880 U CN 201921439880U CN 210052702 U CN210052702 U CN 210052702U
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- circuit breaker
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- breaker shell
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Abstract
The utility model discloses a marine moulded case circuit breaker of guide slot type, including the circuit breaker shell, the top fixed mounting of circuit breaker shell has last wiring row, and the bottom fixed mounting of circuit breaker shell has lower wiring row, the wiring groove has all been seted up with the inside of lower wiring row to last wiring row, the inside movable mounting in wiring groove has binding post, the front surface of circuit breaker shell is close to intermediate position fixed mounting and has the connecting seat, the inboard movable mounting of connecting seat has terminal switch, the rear surface of circuit breaker shell is connected with spacing fixing device, spacing fixing device comprises spacing fixture block, fixed plate, installation cushion, fixed pin and threaded pin, the rear surface of circuit breaker shell is close to the intermediate position and is connected with the removable cooling board. A marine moulded case circuit breaker of guide slot type, can conveniently fix the circuit breaker to the installation face on, and can conveniently overhaul circuit breaker internal component.
Description
Technical Field
The utility model relates to a circuit breaker field, in particular to marine moulded case circuit breaker of guide slot type.
Background
The circuit breaker is a switching device which can close, bear and break the current under the condition of normal circuit and can close, bear and break the current under the condition of abnormal circuit within a specified time, the circuit breaker is divided into a high-voltage circuit breaker and a low-voltage circuit breaker according to the using range, the circuit breaker can be used for distributing electric energy, an asynchronous motor is not frequently started, a power supply circuit, the motor and the like are protected, the circuit can be automatically cut off when the circuit breaker has serious overload or short circuit, undervoltage and other faults, the function of the circuit breaker is equivalent to the combination of a fuse type switch, an over-under-heat relay and the like, parts do not need to be changed after the fault current flows, the circuit breaker is widely applied at present, the plastic shell type circuit breaker has a two-stage protection function of overload long time delay and short circuit instant action, and can be matched with module units such as a leakage device, measurement, electric operation and the like to, the common use of the plastic shell circuit breaker is a terminal switch or a branch switch, which replaces the common fuse and knife switch in the past, and the guide groove type plastic shell circuit breaker for the ship is a plastic shell circuit breaker for the ship; the existing guide groove type plastic shell circuit breaker for the ship is inconvenient to fix the circuit breaker on a mounting surface when in use, and is inconvenient to overhaul internal elements of the circuit breaker.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a marine moulded case circuit breaker of guide slot type can effectively solve in the background art inconvenient fixed the circuit breaker to the installation face on and inconvenient problem of overhauing the circuit breaker internal element.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a guide slot type marine molded case circuit breaker comprises a circuit breaker shell, wherein an upper wiring bar is fixedly arranged at the top of the circuit breaker shell, a lower wiring bar is fixedly arranged at the bottom of the circuit breaker shell, wiring slots are respectively formed in the upper wiring bar and the lower wiring bar, a wiring terminal is movably arranged in the wiring slots, a connecting seat is fixedly arranged on the front surface of the circuit breaker shell close to the middle position, a terminal switch is movably arranged on the inner side of the connecting seat, a limiting and fixing device is connected to the rear surface of the circuit breaker shell, the limiting and fixing device is composed of a limiting clamping block, a fixing plate, an installation cushion block, a fixing pin and a threaded pin, a detachable heat dissipation plate is connected to the rear surface of the circuit breaker shell close to the middle position, the detachable heat dissipation plate is fixedly connected with the circuit breaker shell through a connecting pin, the louvre is linear distribution and is dismantling the surface of heating panel, the equal fixed mounting in both sides surface of circuit breaker shell has the piece of carrying to draw.
Preferably, the limiting clamping block is fixedly installed on the rear surface of the shell of the circuit breaker close to the edges of the two sides, the fixing plate is arranged on the inner side of the limiting clamping block, the mounting cushion block is arranged at the end position of the fixing plate, the fixing pin penetrates through the fixing plate and the mounting cushion block, the threaded pin penetrates through the limiting clamping block, and the bottom end of the threaded pin extends to the inside of the fixing plate.
Preferably, the limiting clamping block and the fixing plate are both internally provided with thread grooves matched with the thread pins, and the limiting clamping block is fixedly connected with the fixing plate through the mutual meshing of the thread pins and the thread grooves.
Preferably, the inside of the circuit breaker shell is provided with a connection seat matched with the connection pin, and the inside of the connection seat is provided with a mounting hole matched with the connection pin.
Preferably, a moving contact, a fixed contact and a release are arranged inside the shell of the circuit breaker, the moving contact is connected with the release, and the fixed contact is connected with the wiring terminal.
Compared with the prior art, the utility model discloses following beneficial effect has: this guiding groove formula marine moulded case circuit breaker, through the spacing fixing device who sets up, can conveniently fix the circuit breaker to the installation face on, can prevent simultaneously that the circuit breaker from appearing inclining when fixed, through the heating panel and the connecting pin dismantled that set up, can conveniently open the circuit breaker shell to can conveniently overhaul circuit breaker internal element.
Drawings
Fig. 1 is a schematic view of the overall structure of a guide-groove type marine molded case circuit breaker according to the present invention;
fig. 2 is a schematic structural view of the limiting and fixing device of the guiding-groove type marine molded case circuit breaker of the present invention;
fig. 3 is a rear view of the circuit breaker housing of the guiding-groove type marine molded case circuit breaker.
In the figure: 1. a circuit breaker housing; 2. an upper wiring bar; 3. connecting a wiring row; 4. a wiring slot; 5. a wiring terminal; 6. a connecting seat; 7. a terminal switch; 8. a limiting and fixing device; 801. a limiting clamping block; 802. a fixing plate; 803. installing a cushion block; 804. a fixing pin; 805. a threaded pin; 9. a detachable heat dissipation plate; 10. a connecting pin; 11. heat dissipation holes; 12. and (4) lifting the block.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-3, a guide slot type marine molded case circuit breaker comprises a circuit breaker housing 1, an upper wiring bar 2 is fixedly installed at the top of the circuit breaker housing 1, a lower wiring bar 3 is fixedly installed at the bottom of the circuit breaker housing 1, wiring slots 4 are respectively formed in the upper wiring bar 2 and the lower wiring bar 3, wiring terminals 5 are movably installed in the wiring slots 4, a connecting seat 6 is fixedly installed on the front surface of the circuit breaker housing 1 near the middle position, a terminal switch 7 is movably installed on the inner side of the connecting seat 6, a limiting fixing device 8 is connected to the rear surface of the circuit breaker housing 1, the limiting fixing device 8 is composed of a limiting fixture block 801, a fixing plate 802, an installation cushion block 803, a fixing pin 804 and a threaded pin 805, a detachable heat dissipation plate 9 is connected to the rear surface of the circuit breaker housing 1 near the middle position, the detachable heat dissipation plate, a plurality of heat dissipation holes 11 are formed in the outer surface of the detachable heat dissipation plate 9, the heat dissipation holes 11 are linearly distributed in the outer surface of the detachable heat dissipation plate 9, and the outer surfaces of two sides of the breaker shell 1 are fixedly provided with pulling blocks 12;
the limiting fixture block 801 is fixedly installed on the rear surface of the circuit breaker shell 1 close to the two side edges, the fixing plate 802 is arranged on the inner side of the limiting fixture block 801, the mounting cushion block 803 is arranged at the end position of the fixing plate 802, the fixing pin 804 penetrates through the fixing plate 802 and the mounting cushion block 803, the threaded pin 805 penetrates through the limiting fixture block 801, and the bottom end of the threaded pin 805 extends to the inside of the fixing plate 802; the limiting fixture block 801 and the fixing plate 802 are both internally provided with thread grooves matched with the thread pins 805, and the limiting fixture block 801 is fixedly connected with the fixing plate 802 through the mutual meshing of the thread pins 805 and the thread grooves; a connecting seat matched with the connecting pin 10 is arranged in the circuit breaker shell 1, and a mounting hole matched with the connecting pin 10 is formed in the connecting seat; the circuit breaker shell 1 is internally provided with a moving contact, a static contact and a release, the moving contact is connected with the release, and the static contact is connected with the wiring terminal 5.
It should be noted that, the utility model relates to a guiding-slot type marine molded case circuit breaker, when in use, the circuit breaker housing 1 constitutes the main body of the whole guiding-slot type marine molded case circuit breaker, the connecting terminal 5 inside the upper connecting row 2 and the lower connecting row 3 is connected with the static contact inside the circuit breaker housing 1, the moving contact inside the circuit breaker housing 1 is connected with the tripper, the moving terminal switch 7 can be moved to realize the contact and disconnection between the moving contact and the tripper, the fixing plate 802 is fixed on the installation surface through the mounting cushion block 803 and the fixing pin 804, the lifting block 12 is lifted to lift the circuit breaker housing 1, meanwhile, the limiting block 801 is fixed with the fixing plate 802 through the mutual meshing of the thread pin 805 and the thread slot, the circuit breaker can be conveniently fixed on the installation surface, meanwhile, the circuit breaker can be prevented from tilting when being fixed, the detachable heat dissipation plate 9 is detachably connected with the circuit breaker housing 1 through the connecting pin, can conveniently open circuit breaker housing 1 to can conveniently overhaul circuit breaker internal component, louvre 11 can conveniently dispel the heat to circuit breaker inside.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a marine moulded case circuit breaker of guide slot type which characterized in that: including circuit breaker shell (1), the top fixed mounting of circuit breaker shell (1) has last wiring row (2), and the bottom fixed mounting of circuit breaker shell (1) has lower wiring row (3), wiring groove (4) have all been seted up to the inside of going up wiring row (2) and lower wiring row (3), the inside movable mounting of wiring groove (4) has binding post (5), the front surface of circuit breaker shell (1) is close to intermediate position fixed mounting has connecting seat (6), the inboard movable mounting of connecting seat (6) has terminal switch (7), the rear surface of circuit breaker shell (1) is connected with spacing fixing device (8), spacing fixing device (8) comprise spacing fixture block (801), fixed plate (802), installation cushion block (803), fixed pin (804) and screw pin (805), the rear surface of circuit breaker shell (1) is close to intermediate position and is connected with detachable heating panel (9), can dismantle heating panel (9) through connecting pin (10) and circuit breaker shell (1) fixed connection, and can dismantle the surface of heating panel (9) and seted up a plurality of louvres (11), louvre (11) are linear distribution and at the surface of dismantling heating panel (9), the equal fixed mounting in both sides surface of circuit breaker shell (1) has to carry and draws piece (12).
2. The plastic case circuit breaker for the guide-slot type ship of claim 1, wherein: the limiting clamping block (801) is fixedly installed on the position, close to the two side edges, of the rear surface of the breaker shell (1), the fixing plate (802) is arranged on the inner side of the limiting clamping block (801), the mounting cushion block (803) is arranged at the end position of the fixing plate (802), the fixing pin (804) penetrates through the fixing plate (802) and the mounting cushion block (803), the threaded pin (805) penetrates through the limiting clamping block (801), and the bottom end of the threaded pin (805) extends to the inside of the fixing plate (802).
3. The plastic case circuit breaker for the guide-slot type ship of claim 1, wherein: the limiting fixture block (801) and the fixing plate (802) are internally provided with thread grooves matched with the thread pins (805), and the limiting fixture block (801) is fixedly connected with the fixing plate (802) through mutual meshing of the thread pins (805) and the thread grooves.
4. The plastic case circuit breaker for the guide-slot type ship of claim 1, wherein: the circuit breaker is characterized in that a connection seat matched with the connecting pin (10) is arranged inside the circuit breaker shell (1), and a mounting hole matched with the connecting pin (10) is formed inside the connection seat.
5. The plastic case circuit breaker for the guide-slot type ship of claim 1, wherein: the breaker is characterized in that a moving contact, a fixed contact and a release are arranged inside the breaker shell (1), the moving contact is connected with the release, and the fixed contact is connected with the wiring terminal (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921439880.7U CN210052702U (en) | 2019-09-02 | 2019-09-02 | Guide groove type plastic case circuit breaker for ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921439880.7U CN210052702U (en) | 2019-09-02 | 2019-09-02 | Guide groove type plastic case circuit breaker for ship |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210052702U true CN210052702U (en) | 2020-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921439880.7U Active CN210052702U (en) | 2019-09-02 | 2019-09-02 | Guide groove type plastic case circuit breaker for ship |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210052702U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114147651A (en) * | 2021-12-30 | 2022-03-08 | 安徽鑫龙低压电器有限公司 | Clamp for installing breaker connecting bar and installing method |
-
2019
- 2019-09-02 CN CN201921439880.7U patent/CN210052702U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114147651A (en) * | 2021-12-30 | 2022-03-08 | 安徽鑫龙低压电器有限公司 | Clamp for installing breaker connecting bar and installing method |
| CN114147651B (en) * | 2021-12-30 | 2024-05-14 | 安徽鑫龙低压电器有限公司 | Clamp for mounting circuit breaker connecting row and mounting method |
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