Three-position indicating assembly and drawer type frame circuit breaker

Abstract

The utility model discloses a three-position indicating assembly, which comprises an installation shell, a separation position travel switch, a test position travel switch, a connection position travel switch and a side plate assembly, the separation position travel switch, the test position travel switch and the connection position travel switch have the same structure and are all installed on the installation shell, and the separation position travel switch comprises a switch main body, a pressing arm and a ball. Two ends of the pressing arm are respectively connected with the switch body and the ball; the side plate assembly is provided with an arc-shaped groove, the arc-shaped groove is correspondingly provided with a separation position, a test position and a connection position, and balls in the separation position travel switch, the test position travel switch and the connection position travel switch are correspondingly arranged on the separation position, the test position and the connection position respectively. The separation position travel switch, the test position travel switch and the connection position travel switch are adopted to respectively correspond to output signals of three position states of the drawer, remote display signals are provided for customers, and the problem that remote display is inconvenient is solved. The utility model also discloses a drawer type frame circuit breaker.

Description

Technical Field

[0001] The utility model relates to low-voltage electrical appliance technology, in particular to a three-position indicating component and a drawer-type frame circuit breaker. Background Art

[0002] The patent document with application number "CN202310149717.1" discloses a frame circuit breaker, including a circuit breaker housing, a manual energy storage wrench, a closing button, an opening button, an opening indication area, a closing indication area, and a metal frame, and also includes a tightening generation prevention mechanism, a temperature slow rise mechanism, a wiring auxiliary resistance reduction mechanism, a wiring locking mechanism and a preheating fault self-detection mechanism. The tightening generation prevention mechanism is arranged at the rear of the top of the circuit breaker housing, the temperature slow rise mechanism is arranged at the front of the top of the circuit breaker housing, and a plurality of wiring auxiliary resistance reduction mechanisms are arranged on the back of the circuit breaker housing. The heating wire is used to heat the oil flowing through the liquid pump. The heated oil can be heated through the heat pipe. The heat after heating is transferred to the heat conducting plate, and the circuit breaker housing can be heated with the help of the heat conducting plate to avoid the internal temperature changing drastically during the closing process, causing condensation inside, resulting in damage to the design.

[0003] The patent document with application number "CN201610355164.5" discloses a frame circuit breaker, which belongs to the field of power equipment, and specifically relates to a frame circuit breaker. The frame circuit breaker disclosed in the present invention includes an insulating base, a terminal, a static contact, a moving contact, an operating mechanism, an energy storage mechanism, a controller and a rotating mechanism, wherein the terminal is partially exposed from the insulating base; the terminal is provided with a connecting column, the connecting column is partially embedded in the terminal and has an interference fit with the terminal, the connecting column is provided with a conductive first columnar portion that has an interference fit with the power busbar, the first columnar portion is coaxially provided with a conductive second columnar portion, the first columnar portion and the second columnar portion have an interference fit, and the thermal expansion coefficient of the second columnar portion is greater than the thermal expansion coefficient of the first columnar portion. The frame circuit breaker disclosed in the present invention has the following beneficial effects: 1. The same lap length produces more conductive area, thereby reducing the current density and achieving low temperature rise of the terminal. 2. The amount of busbar is reduced, saving resources. 3. The electrical gap or safety distance is increased, and the electrical safety of the equipment is improved.

[0004] The above patent document, combined with the prior art, reveals that the existing three-position indicator assembly has the following defects:

[0005] Currently, many customers have complained that they cannot remotely display the status of the three positions and cannot confirm the output signals of the three positions. Utility Model Content

[0006] In order to overcome the deficiencies of the prior art, the utility model provides a three-position indication component, which solves the problem of remote display signals.

[0007] The first aspect of the utility model is to provide a three-position indication component, comprising: a mounting shell, a separation position travel switch, a test position travel switch, a connection position travel switch and a side plate assembly, wherein the separation position travel switch, the test position travel switch and the connection position travel switch have the same structure and are all mounted on the mounting shell, wherein the separation position travel switch comprises a switch body, a pressure arm and a ball, wherein the two ends of the pressure arm are respectively connected with the switch body and the ball; wherein the side plate assembly is provided with an arc groove, wherein the arc groove is respectively provided with a separation position, a test position and a connection position, wherein the balls in the separation position travel switch, the test position travel switch and the connection position travel switch are respectively correspondingly arranged at the separation position, the test position and the connection position.

[0008] In the first aspect of the utility model, as a preferred embodiment, the arc of the arc groove faces downward, and the test position is located between the separation position and the connection position.

[0009] In the first aspect of the utility model, as a preferred embodiment, the separation position travel switch also includes a lead wire for transmitting signal information, and the lead wire establishes communication connection with the switch body and the control end respectively.

[0010] A drawer-type frame circuit breaker comprises: a three-position indicating assembly, a swing gear, a tap gear, a power assembly, a drawer seat, and a drawer body, wherein the drawer seat is provided with a bridge-type contact along the inner side, the drawer body is provided with a body busbar matching the bridge-type contact, and the side of the drawer body is provided with a side guide; the side plate assembly is installed on the side of the drawer seat, the power assembly drives the swing gear to rotate, the swing gear is meshed with the tap gear for transmission, and the tap gear is provided with a tap guide groove that slidably cooperates with the side guide; the power assembly comprises a drawer seat main shaft, the swing gear is fixedly connected to the drawer seat main shaft and is provided with a resistance protrusion slidably installed in an arc groove; the operation of the power assembly drives the swing gear to swing, so that the tap gear swings and the drawer body moves forward and backward relative to the drawer seat, and the resistance protrusion slides along the arc groove.

[0011] In the first aspect of the utility model, as a preferred embodiment, side guides are provided on both sides of the drawer body, and the drawer body is provided with side guide grooves for accommodating the side guides.

[0012] In the first aspect of the utility model, as a preferred embodiment, the interference protrusion is cylindrical, and the interference protrusion is located on the upper part of the swing gear.

[0013] In the first aspect of the utility model, as a preferred embodiment, the faucet gear is located on the upper part of the swing gear, and the faucet guide groove is arc-shaped.

[0014] In the first aspect of the utility model, as a preferred embodiment, the arc of the faucet guide groove faces upward.

[0015] In the first aspect of the utility model, as a preferred embodiment, the power assembly further includes a driving handle and a driving mechanism, and the driving handle drives the main shaft of the drawer seat to rotate through the driving mechanism.

[0016] In the first aspect of the utility model, as a preferred embodiment, the driving mechanism includes a bottom orifice plate provided with two rows of square holes, and the middle part of the main shaft of the drawer seat is provided with a convex tooth for matching with the square holes.

[0017] Compared with the prior art, the beneficial effects of the present invention are:

[0018] In response to many customers' requests for remote display of three-position status, the separation position travel switch, test position travel switch and connection position travel switch are used to provide output signals corresponding to the three position states of the drawer, providing customers with remote display signals and solving the inconvenience of remote display. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is a perspective view of a three-position indicator assembly;

[0020] Figure 2 This is the installation diagram of the three-position indicator assembly;

[0021] Figure 3 It is a three-dimensional diagram of a drawer-type frame circuit breaker;

[0022] Figure 4 It is a side view of a drawer-type frame circuit breaker;

[0023] Figure 5 This is an exploded view of a drawer-type frame circuit breaker;

[0024] Figure 6 Another exploded view of the drawer-type frame circuit breaker.

[0025] In the figure: 100, three-position indication assembly; 200, drawer seat; 201, bridge-type contact; 300, drawer body; 301, body busbar; 302, side guide; 3021, side guide groove; 101, mounting shell; 10, separation position travel switch; 11, switch body; 12, pressure arm; 13, ball; 20, test position travel switch; 30, connection position travel switch; 40, side plate assembly; 41, arc groove; 50, swing gear; 51, interference protrusion; 60, faucet gear; 61, faucet guide groove; 70, power assembly; 71, drive handle; 72, drive mechanism; 73, drawer seat main shaft. DETAILED DESCRIPTION

[0026] Below, in conjunction with the accompanying drawings and specific embodiments, the utility model is further described. It should be noted that, under the premise of no conflict, the various embodiments described below or the various technical features can be arbitrarily combined to form a new embodiment. Except for special instructions, the materials and equipment used in this embodiment can be purchased from the market. Examples of the embodiments are shown in the accompanying drawings, in which the same or similar reference numerals throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present application, and cannot be understood as limiting the present application.

[0027] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "back", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation on the present application. In the description of the present application, "plurality" means two or more, unless otherwise precisely and specifically specified.

[0028] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "connected", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, or it can be connected through an intermediary medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0029] The terms "first", "second", etc. in the specification and claims of this application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. In addition, the terms "including" and "having" and any variations thereof are intended to cover non-exclusive inclusions. For example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0030] like Figure 1-2As shown, a three-position indicating assembly comprises: a mounting shell 101, a separation position travel switch 10, a test position travel switch 20, a connection position travel switch 30 and a side plate assembly 40, wherein the separation position travel switch 10, the test position travel switch 20 and the connection position travel switch 30 have the same structure and are all mounted on the mounting shell 101, the separation position travel switch 10 comprises a switch body 11, a pressure arm 12 and a ball 13, and the two ends of the pressure arm 12 are respectively connected with the switch body 11 and the ball 13; the side plate assembly 40 is provided with an arc groove 41, and the arc groove 41 is respectively provided with a separation position, a test position and a connection position, and the balls 13 in the separation position travel switch 10, the test position travel switch 20 and the connection position travel switch 30 are respectively arranged at the separation position, the test position and the connection position. In response to many customers' requirements for remote display of three-position status, the separation position travel switch 10, the test position travel switch 20, and the connection position travel switch 30 are respectively used to output signals corresponding to the three position states of the drawer, providing customers with remote display signals and solving the inconvenience of remote display.

[0031] In the first aspect of the utility model, as a preferred embodiment, the arc of the arc groove 41 faces downward, and the test position is located between the separation position and the connection position. The separation position travel switch 10 also includes a lead wire for transmitting signal information, and the lead wire establishes a communication connection with the switch body 11 and the control end respectively. Each travel switch has a lead wire for customers to connect.

[0032] like Figure 2-6As shown, a drawer-type frame circuit breaker includes: a three-position indicating assembly 100, a swing gear 50, a tap gear 60, a power assembly 70, a drawer seat 200, and a drawer body 300. The drawer seat 200 is provided with a bridge-type contact 201 along the inner side, the drawer body 300 is provided with a body busbar 301 matching the bridge-type contact 201, and the side of the drawer body 300 is provided with a side guide 302; the side plate assembly 40 is installed on the side of the drawer seat 200, the power assembly 70 drives the swing gear 50 to rotate, and the swing gear The wheel 50 is meshed with the faucet gear 60 for transmission. The faucet gear 60 is provided with a faucet guide groove 61 that is slidably matched with the side guide member 302. The power assembly 70 includes a drawer seat main shaft 73. The swing gear 50 is fixedly connected to the drawer seat main shaft 73 and is provided with a contact protrusion 51 that is slidably mounted on the arc groove 41. The operation of the power assembly 70 drives the swing gear 50 to swing, so that the faucet gear 60 swings and the drawer body 300 moves forward and backward relative to the drawer seat 200, and the contact protrusion 51 slides along the arc groove 41. Specifically, when the driving handle rotates clockwise, the driving mechanism will move forward at this time, and the gear groove on the driving mechanism will drive the small fan gear on the drawer seat main shaft to move clockwise, and at the same time, it will also drive the large fan gear to move clockwise. The large fan gear will drive the faucet gear to rotate counterclockwise, and through the coupling between the notch on the faucet gear and the roller of the guide rail side plate, the guide rail side plate is driven to move forward. Since the body is placed on the guide rail side plate, the body will also move forward. At this time, there will be three position relationships between the body and the drawer seat, namely, the separation position, the test position, and the connection position. The signal output of the three positions: contact with the rollers of the three travel switches in turn, and press the travel switch arm, the travel switch switches the state, and achieves the output of different position signals.

[0033] In the first aspect of the utility model, as a preferred embodiment, the drawer body 300 is provided with side guides 302 on both sides, and the drawer body 300 is provided with side guide grooves 3021 for receiving the side guides 302. The interference protrusion 51 is cylindrical, and the interference protrusion 51 is located on the upper part of the swing gear 50. The faucet gear 60 is located on the upper part of the swing gear 50, and the faucet guide groove 61 is arc-shaped.

[0034] In the first aspect of the utility model, as a preferred embodiment, the arc of the faucet guide groove 61 faces upward. The power assembly 70 also includes a driving handle 71 and a driving mechanism 72, and the driving handle 71 drives the drawer seat main shaft 73 to rotate through the driving mechanism 72. Specifically, the driving mechanism 72 includes a bottom orifice plate with two rows of square holes, and the middle part of the drawer seat main shaft 73 is provided with a convex tooth for matching with the square hole.

[0035] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. A three-position indicator assembly, characterized in that: include: A mounting shell, a separation position travel switch, a test position travel switch, a connection position travel switch and a side plate assembly. The separation position travel switch, the test position travel switch and the connection position travel switch have the same structure and are all mounted on the mounting shell. The separation position travel switch includes a switch body, a pressure arm and a ball. The two ends of the pressure arm are respectively connected with the switch body and the ball. The side plate assembly is provided with an arc groove, and the arc groove is respectively provided with a separation position, a test position, and a connection position. The balls in the separation position travel switch, the test position travel switch, and the connection position travel switch are respectively correspondingly arranged at the separation position, the test position, and the connection position.

2. The three-position indicator assembly according to claim 1, characterized in that: The arc shape of the arc groove faces downward, and the test position is located between the separation position and the connection position.

3. The three-position indicator assembly according to claim 2, characterized in that: The separation position travel switch also includes leads for transmitting signal information, and the leads are respectively connected to the switch body and the control end for communication.

4. A drawer-type frame circuit breaker, characterized in that: include: The three-position indicating assembly, swing gear, tap gear, power assembly, drawer seat, and drawer body as described in any one of claims 1 to 3, wherein the drawer seat is provided with a bridge-type contact along the inner side, the drawer body is provided with a body busbar matching the bridge-type contact, and the side of the drawer body is provided with a side guide; The side plate assembly is installed on the side of the drawer seat, the power assembly drives the swing gear to rotate, the swing gear is meshed with the faucet gear for transmission, and the faucet gear is provided with a faucet guide groove that is slidably matched with the side guide member; the power assembly includes a drawer seat main shaft, the swing gear is fixedly connected to the drawer seat main shaft and is provided with an abutment protrusion slidably installed in the arc groove; The operation of the power assembly drives the swing gear to swing, so that the faucet gear swings and the drawer body moves forward and backward relative to the drawer seat, and the abutment protrusion slides along the arc groove.

5. The drawer-type frame circuit breaker according to claim 4, characterized in that: Side guides are arranged on both sides of the drawer body, and the drawer body is provided with side guide grooves for accommodating the side guides.

6. The drawer-type frame circuit breaker according to claim 4, characterized in that: The abutment protrusion is cylindrical and is located on the upper part of the swing gear.

7. The drawer-type frame circuit breaker according to claim 4, characterized in that: The faucet gear is located on the upper part of the swing gear, and the faucet guide groove is arc-shaped.

8. The drawer-type frame circuit breaker according to claim 7, characterized in that: The arc of the faucet guide groove faces upward.

9. The drawer-type frame circuit breaker according to claim 4, characterized in that: The power assembly also includes a driving handle and a driving mechanism, and the driving handle drives the main shaft of the drawer seat to rotate through the driving mechanism.

10. The drawer-type frame circuit breaker according to claim 9, characterized in that: The driving mechanism comprises a bottom orifice plate provided with two rows of square holes, and a convex tooth for matching with the square holes is arranged in the middle of the main shaft of the drawer seat.

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