Electric control device of circuit breaker operating mechanism
阅读说明：本技术 一种断路器操动机构电器控制装置 (Electric control device of circuit breaker operating mechanism ) 是由 韩冬 吴夕科 李明杰 李传强 黄靖 周茂凤 龚圆 于 2020-06-04 设计创作，主要内容包括：本发明公开了一种断路器操动机构电器控制装置,包括电器安装板、分闸组件、合闸组件和行程开关,分闸组件、合闸组件和行程开关均可拆卸连接在电器安装板上；分闸组件包括分闸线圈和分闸推杆,分闸线圈可拆卸连接在电器安装板上,分闸推杆伸缩连接在分闸线圈上；合闸组件包括合闸线圈和合闸推杆,合闸线圈可拆卸连接在电器安装板上,合闸推杆伸缩连接在合闸线圈上；本装置通过优化设计,合理布局,将分闸线圈、手动分闸推杆、合闸线圈、手动合闸推杆、行程开关等元器件通过螺钉固定,整合为模块化装置,实现模块化装配,便于安装和拆卸,便于后期发生故障后的维修；合闸线圈、分闸线圈、行程开关相对位置布局合理,布线方便。(The invention discloses an electric control device of a circuit breaker operating mechanism, which comprises an electric appliance mounting plate, a switching-off assembly, a switching-on assembly and a travel switch, wherein the switching-off assembly, the switching-on assembly and the travel switch are detachably connected to the electric appliance mounting plate; the opening component comprises an opening coil and an opening push rod, the opening coil is detachably connected to the electric appliance mounting plate, and the opening push rod is telescopically connected to the opening coil; the switching-on assembly comprises a switching-on coil and a switching-on push rod, the switching-on coil is detachably connected to the electric appliance mounting plate, and the switching-on push rod is telescopically connected to the switching-on coil; the device is characterized in that components such as a brake separating coil, a manual brake separating push rod, a closing coil, a manual closing push rod and a travel switch are fixed through screws and integrated into a modular device through optimized design and reasonable layout, so that modular assembly is realized, the device is convenient to mount and dismount, and maintenance after a fault occurs in the later period is facilitated; the relative positions of the closing coil, the opening coil and the travel switch are reasonably distributed, and the wiring is convenient.)
1. The electric control device of the circuit breaker operating mechanism is characterized by comprising an electric appliance mounting plate (1), a switching-off assembly (2), a switching-on assembly (3) and a travel switch (4), wherein the switching-off assembly (2), the switching-on assembly (3) and the travel switch (4) can be detachably connected to the electric appliance mounting plate (1);
the opening component (2) comprises an opening coil (5) and an opening push rod (6), the opening coil (5) is detachably connected to the electric appliance mounting plate (1), and the opening push rod (6) is telescopically connected to the opening coil (5);
the switching-on assembly (3) comprises a switching-on coil (7) and a switching-on push rod (8), the switching-on coil (7) is detachably connected to the electric appliance mounting plate (1), and the switching-on push rod (8) is connected to the switching-on coil (7) in a telescopic mode.
2. The actuator control device according to claim 1, wherein the electrical mounting plate (1) is connected to the actuator housing by bolts.
3. The electric control device of the operating mechanism according to claim 1, further comprising a push rod mounting plate (9), wherein two ends of the push rod mounting plate (9) are respectively connected with the opening coil (5) and the closing coil (7) through bolts.
4. The electric control device of the operating mechanism is characterized in that both ends of the push rod mounting plate (9) are provided with a first connecting lug (91) and a second connecting lug (92), and a connecting hole on the first connecting lug (91) and a connecting hole on the second connecting lug (92) are on the same straight line;
the opening push rod (6) and the closing push rod (8) are both connected in the first connecting lug (91) and the second connecting lug (92) in a sliding mode.
5. The actuator electrical control device according to claim 1, wherein the electrical mounting plate (1) is U-shaped, the electrical mounting plate (1) comprises a first connecting plate (11) and a second connecting plate (12) which are parallel to each other, and an intermediate connecting plate (13) is connected between the first connecting plate (11) and the second connecting plate (12).
6. The control device of the operating mechanism electric appliance is characterized in that the opening coil (5) and the closing coil (7) are both connected to the first connecting plate (11) through bolts; the first connecting plate is connected with the operating mechanism shell through a bolt.
7. The electric control device for the operating mechanism according to claim 5, wherein the intermediate connecting plate (13) is provided with a first through hole (131) and a second through hole (132), the first through hole (131) and the opening push rod (6) are in the same straight line, and the second through hole (132) and the closing push rod (8) are in the same straight line.
8. The electric control device of the operating mechanism according to claim 1, characterized in that a coil iron core in the opening coil (5) and the opening push rod (6) are in the same horizontal plane; and a coil iron core in the closing coil (7) and the closing push rod (8) are in the same horizontal plane.
Technical Field
The invention relates to the technical field of switch equipment control, in particular to an electric appliance control device of a circuit breaker operating mechanism.
Background
The circuit breaker is used as an important switching element in a power system, plays a role in control and protection, and the reliability and the intelligent level of the action directly determine the reliability and the automatic level of power supply and distribution of the power system. The circuit breaker mainly comprises a circuit breaker body and an operating mechanism, wherein the circuit breaker body has the function of cutting off load or short-circuit current; the function of the operating mechanism is to realize the opening and closing of the breaker contact through an electric or manual mode and meet various requirements of the opening and closing characteristics of the contact.
At present, electrical control elements of an integrated spring operating mechanism and a single-module spring operating mechanism which are used in China in a large quantity are dispersed, the installation is complex, the wiring is disordered, if some parts in an electrical control device break down, the whole operating mechanism needs to be disassembled, the disassembly and the assembly are very inconvenient, and other parts or circuits are easily damaged in the disassembling process.
Disclosure of Invention
The invention aims to provide an electric control device of a circuit breaker operating mechanism, which aims to solve the problems of dispersion of electric control elements and complex installation and disassembly in the prior art.
In order to achieve the purpose, the invention is realized by adopting the following technical scheme:
an electric control device of a circuit breaker operating mechanism comprises an electric installation plate, a switching-off assembly, a switching-on assembly and a travel switch, wherein the switching-off assembly, the switching-on assembly and the travel switch are detachably connected to the electric installation plate;
the switching-off assembly comprises a switching-off coil and a switching-off push rod, the switching-off coil is detachably connected to the electric appliance mounting plate, and the switching-off push rod is telescopically connected to the switching-off coil;
the switching-on assembly comprises a switching-on coil and a switching-on push rod, the switching-on coil is detachably connected to the electric appliance mounting plate, and the switching-on push rod is connected to the switching-on coil in a telescopic mode.
Furthermore, the electric appliance mounting plate is connected with the operating mechanism shell through bolts. The electric appliance mounting plate is fixed on the shell of the operating mechanism through the bolt, so that the electric appliance mounting plate is convenient to detach and mount and is convenient to maintain in the later period.
And the two ends of the push rod mounting plate are respectively connected with the opening coil and the closing coil through bolts.
Furthermore, both ends of the push rod mounting plate are provided with a first connecting lug and a second connecting lug, and a connecting hole on the first connecting lug and a connecting hole on the second connecting lug are on the same straight line;
the opening push rod and the closing push rod are both connected in the first connecting lug and the second connecting lug in a sliding mode.
Furthermore, the electrical appliance mounting plate is U-shaped and comprises a first connecting plate and a second connecting plate which are parallel to each other, and an intermediate connecting plate is connected between the first connecting plate and the second connecting plate.
Furthermore, the opening coil and the closing coil are both connected to the first connecting plate through bolts; the first connecting plate is connected with the operating mechanism shell through a bolt.
Furthermore, the intermediate connection plate is provided with a first through hole and a second through hole, the first through hole and the opening push rod are on the same straight line, and the second through hole and the closing push rod are on the same straight line. The device is provided with a first through hole and a second through hole, the first through hole is convenient to push the opening push rod, and the second through hole is convenient to push the closing push rod.
Furthermore, a coil iron core in the opening coil and the opening push rod are in the same horizontal plane; and a coil iron core in the closing coil and the closing push rod are in the same horizontal plane. The iron cores of the opening push rod and the opening coil are on the same plane, so that the working reliability is guaranteed, and similarly, the coil iron core of the closing coil and the closing push rod can also guarantee the working reliability in the later period on the same horizontal plane.
According to the technical scheme, the embodiment of the invention at least has the following effects:
1. the electrical control device integrates the opening assembly, the closing assembly and the travel switch on the electrical appliance mounting plate, so that the opening assembly, the closing assembly and the travel switch are convenient to mount and dismount, and the maintenance after a fault occurs in the later period is convenient;
2. the device is characterized in that components such as a brake separating coil, a manual brake separating push rod, a closing coil, a manual closing push rod and a travel switch are fixed through screws and integrated into a modular device through optimized design and reasonable layout, so that modular assembly is realized;
3. the relative positions of the closing coil, the opening coil and the travel switch are reasonably distributed, and the wiring is convenient.
4. This device adopts the modularized design, through the fix with screw on mechanism module right side, and quick replacement can be realized to easy to assemble and dismantlement.
Drawings
FIG. 1 is a front view of an electrical appliance control device in accordance with an embodiment of the present invention;
FIG. 2 is a schematic diagram of the connection between the switching-off push rod and the switching-off coil according to the embodiment of the present invention;
FIG. 3 is a rear view of an appliance control device in accordance with an embodiment of the present invention;
FIG. 4 is a schematic diagram of the overall structure of an electrical appliance control device according to an embodiment of the present invention;
fig. 5 is a schematic view of an overall structure of an electric appliance control device according to an embodiment of the present invention from different viewing angles.
Wherein: 1. an electrical appliance mounting plate; 2. a brake separating component; 3. a closing assembly; 4. a travel switch; 5. a brake separating coil; 6. a brake separating push rod; 7. a closing coil; 8. a closing push rod; 9. a push rod mounting plate; 11. a first connecting plate; 12. a second connecting plate; 13. an intermediate connection plate; 131. a first through hole; 132. a second through hole; 91. a first connecting lug; 92. and a second engaging lug.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
It should be noted that in the description of the present invention, the terms "front", "rear", "left", "right", "upper", "lower", "inner", "outer", 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 describing the present invention but do not require that the present invention must be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. As used in the description of the present invention, the terms "front," "back," "left," "right," "up," "down" and "in" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
The invention provides an electric appliance control device, which integrates components such as a switching-off coil, a switching-on coil, a manual switching-off push rod, a manual switching-on push rod, a travel switch and the like together to realize modular assembly. Through optimizing the overall arrangement, with functional element integration such as electronic combined floodgate, manual combined floodgate, electronic separating brake, manual separating brake together, components and parts are rationally distributed, simple installation, the wiring is convenient. Can realize whole module quick replacement, installation and later maintenance are simple, the easy access.
As shown in fig. 1 to 5, the electrical
The switching-on component 3 and the
The top end and the bottom end of the push
The intermediate connecting
When the mechanism is electrically (manually) opened, the opening coil is electrified with an internal iron core (opening push rod) to push an opening tripping plate, and an opening half shaft is driven to act to realize opening; when the mechanism is electrically (manually) switched on, the switching-on coil is electrified, and an internal iron core (switching-on push rod) of the switching-on coil pushes a switching-on tripping plate to drive a switching-on half shaft to act to realize switching-on.
In the energy storage process of the closing spring, the travel switch drives the connecting lever to rotate anticlockwise under the driving of the transmission shaft, and when the stored energy is in place, the connecting lever contacts the travel switch, so that the transmission of the stored energy signal is realized.
The circuit breaker operating mechanism electrical control device is optimized in design and reasonable in layout, modular assembly is achieved, wiring is convenient, installation and disassembly are convenient, and maintenance after a fault occurs in the later period is convenient. Through the modularization assembly, realize quick installation and dismantlement, the maintenance after the later stage breaks down of being convenient for.
The travel switch is matched with a travel switch driving crank arm on the energy storage shaft to realize energy storage signal switching.
It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.