阅读说明：本技术 一种断路器输出端与输入端分离结构 (Circuit breaker output and input separation structure ) 是由 陈正龙 王宇航 于 2019-07-17 设计创作，主要内容包括：本发明公开了一种断路器输出端与输入端分离结构,包括塑壳断路器,其中,塑壳断路器包括输入端、断路器单元、底座以及输出端,输入端上设有输入端子,输出端上设有输出端子,底座上设有与断路器单元适配的凹槽,断路器单元上设有输入导电片以及连接端,输入导电片伸出至输入端子的上方且与其贴合,输出端与底座呈可拆卸式连接,输出端上设有输出导电片,输出导电片一端伸出至输出端子的上方且与其贴合,另一端伸出至连接端的上方与其通过螺栓连接固定；本发明安装方便、电气连接稳定等特点。(the invention discloses a circuit breaker output end and input end separation structure, which comprises a molded case circuit breaker, wherein the molded case circuit breaker comprises an input end, a circuit breaker unit, a base and an output end, wherein the input end is provided with an input terminal, the output end is provided with an output terminal, the base is provided with a groove matched with the circuit breaker unit, the circuit breaker unit is provided with an input conducting strip and a connecting end, the input conducting strip extends out of the upper part of the input terminal and is jointed with the input terminal, the output end is detachably connected with the base, the output end is provided with an output conducting strip, one end of the output conducting strip extends out of the upper part of the output terminal and is jointed with the; the invention has the characteristics of convenient installation, stable electrical connection and the like.)

1. The utility model provides a circuit breaker output and input isolating construction, includes moulded case circuit breaker, its characterized in that: moulded case circuit breaker includes the input, the circuit breaker unit, base and output, be equipped with input terminal on the input, be equipped with output terminal on the output, be equipped with the recess with circuit breaker unit adaptation on the base, be equipped with input conducting strip and link on the circuit breaker unit, input conducting strip stretches out to input terminal's top and rather than the laminating, the output is detachable connection with the base, be equipped with output conducting strip on the output, output conducting strip one end stretches out to output terminal's top and rather than the laminating, the other end stretches out to the top of link rather than passing through bolted connection fixed.

2. The structure for separating the output terminal from the input terminal of the circuit breaker as claimed in claim 1, wherein: the connecting end is provided with a connecting hole I, the output conducting plate is provided with a connecting hole II, and the bolt penetrates through the connecting hole I and is fixed with the connecting hole II.

3. The structure for separating the output terminal from the input terminal of the circuit breaker as claimed in claim 2, wherein: the output end is provided with a mutual inductor, and an output conducting strip penetrates through the mutual inductor to be connected with the connecting end.

4. the structure for separating the output terminal from the input terminal of the circuit breaker as claimed in claim 1, wherein: the knife switch comprises a knife switch, and the lower end of the knife switch is connected with a driving rod; the output end is provided with a circuit board, a push rod and a motor driving mechanism, and the circuit board controls the motor driving mechanism to move to push the driving rod to move; the driving rod is positioned on the motion track of one end of the push rod, and the other end of the push rod penetrates out of the output end from the output end.

5. The structure for separating the output end from the input end of the circuit breaker as claimed in claim 4, wherein: the push rod includes promotion portion, connecting portion and drive division, and promotion portion passes through connecting portion and is connected with the drive division, and the actuating lever is located the movement track of drive division, is equipped with in the output with the logical groove of push rod adaptation, connecting portion are the level setting, and promotion portion is perpendicular with connecting portion and is connected.

6. The structure for separating the output end from the input end of the circuit breaker as claimed in claim 4, wherein: the motor driving mechanism comprises a motor, an output shaft is arranged on the motor, a spring is sleeved on the output shaft, and the output shaft moves to enable the driving rod to move.

7. The structure for separating the output terminal from the input terminal of the circuit breaker as claimed in claim 1, wherein: the output end is provided with an output end shell and an upper cover, the circuit board is positioned above the output end shell, the upper cover and the output end shell are detachably connected and are sleeved above the output end shell for fixing, the circuit board is provided with a liquid crystal display and a button, and the liquid crystal display and the button extend out of the upper cover; the upper cover is detachably connected with the base.

8. the structure for separating the output terminal from the input terminal of the circuit breaker as claimed in claim 7, wherein: a side face of the top of the output end shell is provided with an extending part, the extending part is provided with a jack, the top of the output end shell is provided with at least two second positioning columns, a bulge and a second positioning hole are arranged on the circuit board, the bulge extends into the jack and is fixed, and the second positioning hole is matched and fixed with the second positioning columns; the jack and the second positioning column form a triangle for fixing.

9. The structure for separating the output terminal from the input terminal of the circuit breaker as claimed in claim 1, wherein: be equipped with the fixed orifices on the output, be equipped with the fixed column on the base, the bolt passes fixed orifices and fixed column for output module and base are connected fixedly.

10. the structure for separating the output terminal from the input terminal of the circuit breaker as claimed in claim 9, wherein: the bottom of the output end module is provided with a first positioning hole, the base is provided with a first positioning column, and the first positioning hole is matched and fixed with the first positioning column.

Technical Field

The invention relates to a molded case circuit breaker, in particular to a separation structure of an output end and an input end.

background

The input end and the output end of the existing molded case circuit breaker are connected with the input terminal and the output terminal through wires to form electrical connection between the two ends, and then opening and closing actions are carried out through a knife switch. However, due to the arrangement of the structure, each phase line needs to be isolated through the partition plate, and the electrical isolation effect between each phase line is guaranteed. However, the fixing strength of the wires is not high during the assembly process, and the electrical effect after assembly is not good, so that an assembly mode which is convenient to install and can ensure the electrical connection effect is needed.

Disclosure of Invention

The invention mainly solves the technical problem of providing a structure for separating an output end and an input end of a circuit breaker.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a circuit breaker output and input isolating construction, including moulded case circuit breaker, wherein, moulded case circuit breaker includes the input, the circuit breaker unit, base and output, be equipped with input terminal on the input, be equipped with output terminal on the output, be equipped with the recess with circuit breaker unit adaptation on the base, be equipped with input conducting strip and link on the circuit breaker unit, the input conducting strip stretches out to input terminal's top and rather than the laminating, the output is detachable connection with the base, be equipped with the output conducting strip on the output, output conducting strip one end stretches out to output terminal's top and rather than the laminating, the other end stretches out to the top of link rather than passing through bolted connection.

at first the input is connected through the circuit breaker unit with the output for the input forms electrical connection with the output, and the output is detachable connection with the base, makes input and output form the isolating construction, and in input assembly process, the output conducting strip is connected with the link and is formed and be connected fixedly, and here connected mode specifically passes through bolted connection, has guaranteed the intensity of connection and electrical connection's effect.

Wherein, be equipped with connecting hole I on the link, the output conducting strip is equipped with connecting hole II, and the bolt passes connecting hole I and is fixed with connecting hole II.

Through the setting of connecting hole for holistic connection is fixed better, and bolted connection is more convenient simultaneously.

Wherein, the output end is provided with a mutual inductor, and the output conducting strip passes through the mutual inductor to be connected with the connecting end.

The setting of mutual-inductor increases the holistic function of circuit breaker, can the current size of every phase line of real-time supervision.

The knife switch comprises a knife switch module, a driving rod and a control module, wherein the knife switch module comprises a knife switch, and the lower end of the knife switch is connected with the driving rod; the output end is provided with a circuit board, a push rod and a motor driving mechanism, and the circuit board controls the motor driving mechanism to move to push the driving rod to move; the driving rod is positioned on the motion track of one end of the push rod, and the other end of the push rod penetrates out of the output end from the output end.

the automatic tripping device controls the motor driving mechanism to move through the circuit board, so that the driving rod is pushed to move, the tripping effect is realized, and the motor driving mechanism is positioned in the output end shell to form a hiding effect; manual tripping is realized through the push rod, presses the other end of push rod through the manual work for the push rod removes, promotes the actuating lever motion, thereby realizes the dropout effect, and the push rod is located the output casing equally, only stretches out to the output casing outside for the part, so manual and automatic integrative setting, makes the dropout more convenient, and same overall structure is simple, and it is better to hide the effect moreover.

The push rod comprises a pushing portion, a connecting portion and a driving portion, the pushing portion is connected with the driving portion through the connecting portion, the driving rod is located on the motion track of the driving portion, a through groove matched with the push rod is formed in the output end, the connecting portion is horizontally arranged, and the pushing portion is vertically connected with the connecting portion.

Be equipped with logical groove in the output, connecting portion can slide in leading to the groove, realize the slip effect, and connecting portion are the level setting, and then gliding is more stable, and promotion portion is perpendicular with connecting portion to be connected, more accords with human-computer interaction, and it is more convenient to operate.

The motor driving mechanism comprises a motor, an output shaft is arranged on the motor, a spring is sleeved on the output shaft, and the output shaft moves to enable the driving rod to move.

The setting of motor and output shaft is adopted for the actuating lever motion realizes the dropout effect, and the setting of spring makes and plays the effect that resets.

The output end is provided with an output end shell and an upper cover, the circuit board is positioned above the output end shell, the upper cover and the output end shell are detachably connected and sleeved above the output end shell for fixing, the circuit board is provided with a liquid crystal display and a button, and the liquid crystal display and the button extend out of the upper cover; the upper cover is detachably connected with the base.

The output passes through output casing and upper cover to be connected fixedly, installs the circuit board simultaneously on the top of output casing, has formed the structure of output for can have multi-functional effect on the output, can set up liquid crystal display and button on the circuit board, can observe the data of every phase line in real time. The upper cover is detachably connected with the base, the output end is integrally installed on the base, and then the output end is fixed through the bolt, so that the device is very convenient.

The circuit board is provided with a bulge and a second positioning hole, the bulge extends into the jack and is fixed, and the second positioning hole is matched and fixed with the second positioning column; the jack and the second positioning column form a triangle for fixing.

Firstly, in the assembly process, the circuit board needs to firstly stretch the protrusion into the jack for internal fixation, and then the positioning hole is matched and fixed with the positioning column, so that a triangular fixing structure is realized, and the whole fixing effect is firm and stable. By adopting the structure, the fixing can be realized without bolt fastening in the assembling process, and in addition, after the fixing, the circuit board cannot move up and down under the action of the jack, and the positioning columns are arranged, so that the circuit board cannot move all around, and the bolt-free fixing is realized.

Wherein, be equipped with the fixed orifices on the output, be equipped with the fixed column on the base, the bolt passes fixed orifices and fixed column for output module and base are connected fixedly.

Through the setting of fixed orifices and stationary mast, the rethread bolt is fixed for the monolithic stationary phase is firm more stable.

Wherein, be equipped with first locating hole on the bottom of output module, be equipped with first locating post on the base, first locating hole is fixed with first locating post cooperation.

The arrangement of the first positioning hole and the first positioning column enables installation to be more accurate and guarantees that the installation is more convenient in the assembling process.

drawings

FIG. 1 is a front view of embodiment 1 of the present invention;

FIG. 2 is a front view of a base in embodiment 1 of the present invention;

fig. 3 is a front view of a base in which a knife module and a circuit breaker unit are installed in embodiment 1 of the present invention;

Fig. 4 is a top view of a circuit breaker unit in embodiment 1 of the present invention;

Fig. 5 is a side view of the circuit breaker unit in embodiment 1 of the present invention;

FIG. 6 is a schematic view of the structure of an output terminal in embodiment 1 of the present invention;

FIG. 7 is a schematic view showing an inverted output terminal in embodiment 1 of the present invention;

FIG. 8 is a schematic view showing another angle structure of the output terminal in embodiment 1 of the present invention;

Fig. 9 is a plan view of the output terminal housing and the circuit board in embodiment 1 of the present invention;

FIG. 10 is a plan view of an output terminal in embodiment 1 of the present invention;

Fig. 11 is a schematic structural view of a transformer in embodiment 1 of the present invention;

Fig. 12 is a schematic structural view of an output terminal housing in embodiment 1 of the present invention;

Fig. 13 is a front view of a wiring board in embodiment 1 of the invention;

fig. 14 is a schematic structural view of an output conductive sheet in embodiment 1 of the present invention;

FIG. 15 is a schematic drive diagram of the push rod, the drive lever, and the motor drive mechanism in embodiment 1 of the invention;

FIG. 16 is a schematic structural view of a push rod in embodiment 1 of the invention;

Fig. 17 is a plan view of the motor drive mechanism in embodiment 1 of the present invention.

Detailed Description