CN111009449A

CN111009449A - Novel electric switch

Info

Publication number: CN111009449A
Application number: CN202010011684.0A
Authority: CN
Inventors: 不公告发明人
Original assignee: Yongkang Serial Electronics Co ltd
Current assignee: Yongkang Serial Electronics Co ltd
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2020-04-14

Abstract

The invention discloses a novel electric switch, which comprises a shell, wherein a switch cavity is arranged in the shell, a control box is fixedly arranged in the switch cavity, a switch spring cavity is arranged in the control box, and a switch block is slidably arranged in the switch spring cavity; the invention is provided with a small transformer, a control mechanism is supplied with power by using a low-voltage power supply, strong current is controlled by weak current, and human body is effectively protected.

Description

Novel electric switch

Technical Field

The invention relates to the technical field of electric switches, in particular to a novel electric switch.

Background

The task of electrical switching devices, such as circuit breakers, is to decouple a plurality of loads from the supply network in the event of a specific fault, typically a short-circuit current, and circuit breakers are conventionally designed for moving switching elements and thus disconnecting the connection between the load and the supply network in the event of such a short-circuit current, for which electrical switching devices, in particular circuit breakers, such as compact circuit breakers, for some applications as accessories require a locking, which is a front-side or rear-side locking, which is often arranged as an external unit on the electrical switching device, the mutual locking being able to be realized, for example, by means of a connecting rod or a bowden cable, which is disadvantageous in the case of known interlocking electrical switching devices in that additional installation space must be provided for the locking modules.

Disclosure of Invention

The object of the present invention is to provide a new type of electric switch which overcomes the above-mentioned drawbacks of the prior art.

The novel electric switch comprises a shell, a switch cavity is arranged in the shell, a control box is fixedly arranged in the switch cavity, a switch spring cavity is arranged in the control box, a switch block is slidably arranged in the switch spring cavity, a switch spring cavity is arranged between the left end surface of the switch block and the left side wall of the switch spring cavity, the left end surface of the switch block is fixedly connected with a first slide rod which extends leftwards, the left side of the switch spring cavity is provided with a first control cavity, the left side of the first control cavity is provided with a second control cavity, the left end of the first slide rod extends leftwards into the first control cavity and is fixedly connected with a rotating rod, the upper end of the rotating rod is rotatably connected with the upper side wall of the first control cavity, a first fixed block is fixedly arranged on the upper side wall of the first control cavity, and a first spring is arranged between the left end of the rotating rod and the right end surface of the first fixed, the left end face of the rotating rod is fixedly provided with a first conductive block, the left side wall of the first control cavity is fixedly provided with a first electromagnetic component which extends leftwards and rightwards, the right end of the first electromagnetic component is fixedly provided with a second conductive block, the second conductive block can be contacted with the first conductive block, the left end of the first electromagnetic component extends leftwards into the second control cavity and is fixedly connected with a third conductive block, the lower side of the second control cavity is provided with a third control cavity, the lower side of the third control cavity is provided with a fourth control cavity, the right side wall of the third control cavity is fixedly connected with a second electromagnetic component which extends leftwards, the second electromagnetic component is electrically connected with the first conductive block and the second conductive block, the third control cavity is internally and slidably connected with a sliding plate, and a spring is arranged between the right end face of the sliding plate and the left end face of the second electromagnetic component, slide bar left end face fixedly connected with extends the No. two slide bars that set up left, No. two slide bar left ends extend to left outside the control box, No. two slide bar left ends are provided with the on-off mechanism who makes the switch circular telegram, sliding connection has the slider on No. two slide bar peripheries, the upper fixed plate that the face fixedly connected with upwards connected the setting on the slider, the upper fixed plate upper end upwards extends to in the second control cavity, be provided with in the second control cavity with No. four conducting blocks of upper fixed plate right-hand member face fixed connection, No. four conducting blocks can with No. three conducting block contacts, the bottom plate that terminal surface fixedly connected with downwardly extending set up under the slider, the bottom plate lower extreme extends to in the fourth control cavity, the right side is provided with canceling release mechanical system.

On the basis of the technical scheme, the reset mechanism comprises a reset cavity arranged on the right side of the fourth control cavity, a reset block is connected to the reset cavity in a sliding mode, a reset spring is installed between the left end face of the reset block and the left side wall of the reset cavity, a third sliding rod is fixedly connected with the left end face of the reset block and extends leftwards, the left end extends leftwards to a control block which is fixedly connected with the inside of the fourth control cavity, the control block is connected with a control rod in a sliding mode, and the left end of the control rod is fixedly connected with the right end face of the lower fixing plate.

On the basis of the technical scheme, the switch mechanism comprises a second fixed block fixedly arranged between the front side wall and the rear side wall of the switch cavity, a third sliding rod which extends leftwards and rightwards is connected in the second fixed block in a sliding manner, a fixed column is fixedly arranged on the rear side wall of the switch cavity, a transmission block is rotatably connected to the periphery of the fixed column, the right end of the third sliding rod is rotatably connected with the lower end of the transmission block, the upper end of the transmission block is rotatably connected with the left end of the second sliding rod, a conductive frame is fixedly arranged at the left end of the third sliding rod, a fifth conductive block is arranged at the upper end of the conductive frame, a sixth conductive block is arranged at the lower end of the conductive frame, an upper fixed block is fixedly arranged on the left side wall of the switch cavity, a first guide block is fixedly arranged in the upper fixed block, the first guide block can be in contact with the fifth conductive block, and, and a seventh conducting block is fixedly arranged in the lower fixing block, the seventh conducting block can be contacted with the sixth conducting block, and an overheating protection mechanism is arranged below the switch mechanism.

On the basis of the technical scheme, the overheating protection mechanism comprises a first fixed block fixedly arranged on the left side wall of the switch cavity, a bimetallic strip is fixedly arranged at the right end of the first fixed block, an eighth conducting block is fixedly arranged on the upper end face of the bimetallic strip, an electric heating tube is fixedly arranged above the bimetallic strip, a fifth fixing block fixedly arranged between the front side wall and the rear side wall of the switch cavity is arranged on the right side of the electric heating tube, the lower end of the fifth fixed block is provided with a ninth conductive block and a tenth conductive block, the ninth conductive block and the tenth conductive block can be contacted with the eighth conductive block, a fourth fixing block is fixedly arranged on the lower side wall of the switch cavity, the upper end surface of the fourth fixing block is fixedly provided with a second fixing block, the first conductive block is electrically connected with the second conductive block, the second conductive block is electrically connected with the first conductive block, and the switch cavity is provided with a switch cavity.

On the basis of the technical scheme, the side wall of the switch cavity is fixedly connected with a voltage transformation box, a voltage transformation cavity is arranged in the voltage transformation box, the upper side wall of the voltage transformation cavity is fixedly provided with a high-voltage coil, and the upper side wall of the voltage transformation cavity is fixedly provided with a low-voltage coil.

On the basis of the technical scheme, an ammeter is fixedly arranged on the right end face of the shell and is electrically connected with the twelve conducting blocks and the second conducting block, a wire inlet hole is formed in the left side wall of the switch cavity, and a wire outlet hole is formed below the wire inlet hole.

The invention has the beneficial effects that: the invention is provided with a small transformer, a control mechanism is supplied with power by using a low-voltage power supply, strong current is controlled by weak current, and human body is effectively protected.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Figure 1 is a schematic view of the overall construction of a novel electrical switch of the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

fig. 3 is a schematic diagram of the structure at B in fig. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-3, for the sake of convenience, the orientations described hereinafter being defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

Referring to fig. 1-3, a novel electric switch according to an embodiment of the present invention includes a housing 10, a switch cavity 13 is disposed in the housing 10, a control box 33 is fixedly disposed in the switch cavity 13, a switch spring cavity 56 is disposed in the control box 33, a switch block 55 is slidably disposed in the switch spring cavity 56, a switch spring cavity 56 is disposed between a left end surface of the switch block 55 and a left side wall of the switch spring cavity 56, a first slide rod 54 extending leftward is fixedly connected to a left end surface of the switch block 55, a first control cavity 34 is disposed on a left side of the switch spring cavity 56, a second control cavity 37 is disposed on a left side of the first control cavity 34, a first slide rod 54 extends leftward into the first control cavity 34 and is fixedly connected to a rotary rod 35, an upper end of the rotary rod 35 is rotatably connected to an upper side wall of the first control cavity 34, the lateral wall sets firmly fixed block 69 on first control chamber 34, install spring 36 between bull stick 35 left end and the fixed block 69 right-hand member face, bull stick 35 left end face sets firmly conductive block 67 No. one, first control chamber 34 left side wall fixed mounting has about the first electromagnetic component 70 that extends the setting, first electromagnetic component 70 right-hand member fixed mounting has conductive block 66 No. two, conductive block 66 can with a conductive block 67 contact No. two, first electromagnetic component 70 left end extends to left in the second control chamber 37 and fixedly connected with conductive block 71 No. three, second control chamber 37 downside is provided with third control chamber 46, third control chamber 46 below is provided with fourth control chamber 47, third control chamber 46 right side wall fixedly connected with extend the second electromagnetic component 52 that sets up left, second electromagnetic component 52 with conductive block 67 and conductive block 66 electric connection No. two, sliding connection has slide plate 44 in third control chamber 46, slide plate 44 right-hand member face with install spring 41 between the second electromagnetic assembly 52 left end face, slide plate 44 left end face fixedly connected with extend the setting to the left No. two slide bars 42, No. two slide bars 42 left ends extend to the outside of control box 33, No. two slide bars 42 left ends are provided with the on-off mechanism 101 that makes the switch circular telegram, sliding connection has slider 43 on No. two slide bars 42 peripheries, slider 43 up end fixedly connected with upwards connect the upper fixed plate 40 that sets up, upper fixed plate 40 upper end upwards extends to in the second control chamber 37, be provided with in the second control chamber 37 with No. four conducting block 39 of upper fixed plate 40 right-hand member face fixed connection, No. four conducting block 39 can with No. three conducting block 71 contact, terminal surface fixedly connected with downwardly extending's lower fixed plate 45 under slider 43, the lower end of the lower fixing plate 45 extends into the fourth control cavity 47, and a reset mechanism 103 is arranged on the right side of the lower fixing plate 45.

In addition, in one embodiment, the reset mechanism 103 includes a reset cavity 72 disposed at the right side of the fourth control cavity 47, a reset block 50 is slidably connected in the reset cavity 72, a reset spring 51 is installed between the left end surface of the reset block 50 and the left side wall of the reset cavity 72, a third slide rod 49 extending leftwards is fixedly connected to the left end surface of the reset block 50, the left end extends leftwards into the fourth control cavity 47 and is fixedly connected to a control block 48, a control rod 73 is slidably connected to the control block 48, and the left end of the control rod 73 is fixedly connected to the right end surface of the lower fixing plate 45; the reset block 50 slides leftwards to drive the third slide rod 49 to slide leftwards, the third slide rod 49 drives the control block 48 to move leftwards, the control block 48 drives the control rod 73 to slide leftwards, the control rod 73 drives the lower fixing plate 45 to slide leftwards, the lower fixing plate 45 drives the sliding block 43 to slide leftwards, the sliding block 43 drives the upper fixing plate 40 to slide leftwards, the fourth conductive block 39 and the third conductive block 71 are disconnected, the first electromagnetic assembly 70 is powered off, the first spring 36 resets to drive the rotating rod 35 to reset, the second conductive block 66 and the first conductive block 67 are disconnected, and the second electromagnetic assembly 52 is powered off to realize the reset function.

In addition, in one embodiment, the switch mechanism 101 includes a second fixed block 29 fixedly disposed between the front and rear side walls of the switch cavity 13, a third slide rod 74 extending left and right is slidably connected to the second fixed block 29, a fixed column 30 is fixedly mounted on the rear side wall of the switch cavity 13, a transmission block 32 is rotatably connected to the periphery of the fixed column 30, the right end of the third slide rod 74 is rotatably connected to the lower end of the transmission block 32, the upper end of the transmission block 32 is rotatably connected to the left end of the second slide rod 42, a conductive frame 16 is fixedly disposed at the left end of the third slide rod 74, a fifth conductive block 28 is mounted at the upper end of the conductive frame 16, a sixth conductive block 31 is mounted at the lower end of the conductive frame 16, an upper fixed block 14 is fixedly disposed on the left side wall of the switch cavity 13, a first conductive block 15 is fixedly disposed in the upper fixed block 14, and the first conductive block 15 can be in, a lower fixed block 18 fixedly connected with the left side wall of the switch cavity 13 is arranged below the upper fixed block 14, a seven-number conductive block 17 is fixedly arranged in the lower fixed block 18, the seven-number conductive block 17 can be contacted with the six-number conductive block 31, and an overheating protection mechanism 102 is arranged below the switch mechanism 101; when the second sliding rod 42 moves rightwards, the driving block 32 rotates clockwise, the driving block 32 drives the third sliding rod 74 to slide leftwards, the third sliding rod 74 drives the conductive frame 16 to move leftwards, the fifth conductive block 28 is in contact with the first conductive block 15, and the sixth conductive block 31 is in contact with the seventh conductive block 17, so that switch conduction is realized.

In addition, in one embodiment, the overheating protection mechanism 102 includes a first fixed block 20 fixedly disposed on the left sidewall of the switch cavity 13, a bimetallic strip 21 is fixedly disposed at the right end of the first fixed block 20, an eighth conductive block 63 is fixedly disposed on the upper end surface of the bimetallic strip 21, an electric heating tube 58 is fixedly disposed above the bimetallic strip 21, a fifth fixed block 65 fixedly disposed between the front and rear sidewalls of the switch cavity 13 is disposed on the right side of the electric heating tube 58, a ninth conductive block 57 and a tenth conductive block 64 are disposed at the lower end of the fifth fixed block 65, the ninth conductive block 57 and the tenth conductive block 64 can contact with the eighth conductive block 63, a fourth fixed block 75 is fixedly disposed on the lower sidewall of the switch cavity 13, a 61 is fixedly disposed on the upper end surface of the fourth fixed block 75, the 61 can contact with the eleventh conductive block 60, and an alarm device 22 is fixedly disposed on the lower sidewall of the switch cavity 13, the alarm device 22 is electrically connected with the alarm device 61; when the line is overheated, the electric heating tube 58 heats, the bimetallic strip 21 deforms, the eighth conducting block 63 is separated from the ninth conducting block 57 and the fifth fixing block 65, the line is disconnected, the eleventh conducting block 60 is in contact with the fifth conducting block 61, and the alarm device 22 gives an alarm.

In addition, in one embodiment, a variable pressure box 24 is fixedly connected to the upper side wall of the switch cavity 13, a variable pressure cavity 27 is arranged in the variable pressure box 24, a high voltage coil 26 is fixedly mounted on the upper side wall of the variable pressure cavity 27, and a low voltage coil 25 is fixedly mounted on the upper side wall of the variable pressure cavity 27; thereby generating low voltage electricity.

In addition, in one embodiment, an ammeter 23 is fixedly arranged on the right end face of the housing 10, and the ammeter 23 is electrically connected with the ten conducting block 64 and the seven conducting block 17; therefore, the current detection of the circuit is realized, the left side wall of the switch cavity 13 is provided with a wire inlet hole 11, and a wire outlet hole 19 is arranged below the wire inlet hole 11; thus, the connection and disconnection of the wires are realized.

In the initial state, the first and

third springs

41 and 53, the return spring 51, and the first spring 36 are in the normal state, and the second solenoid assembly 52 and the first solenoid assembly 70 are in the de-energized state.

When power needs to be supplied, the switch block 55 slides leftwards to drive the first sliding rod 54 to slide leftwards, the first sliding rod 54 drives the rotating rod 35 to rotate, the rotating rod 35 drives the first conducting block 67 to contact with the second conducting block 66, the second electromagnetic assembly 52 is powered, the second electromagnetic assembly 52 drives the sliding plate 44 to slide rightwards, the sliding plate 44 drives the second sliding rod 42 to slide rightwards, the second sliding rod 42 drives the sliding block 43 to move rightwards, the sliding block 43 drives the upper fixing plate 40 to move rightwards, the fourth conducting block 39 is contacted with the third conducting block 71, the first electromagnetic assembly 70 is powered, the first electromagnetic assembly 70 adsorbs the rotating rod 35, the sliding block 43 drives the lower fixing plate 45 to move rightwards, the second sliding rod 42 drives the transmission block 32 to rotate clockwise, and the fifth conducting block 28 is contacted with the first conducting block 15, the sixth conductive block 31 is in contact with the seventh conductive block 17, and the switch is turned on.

When the circuit is overheated, the bimetallic strip 21 deforms, the circuit is disconnected, and the alarm device 22 gives an alarm.

When the circuit needs to be disconnected, the reset block 50 slides leftwards to drive the third slide rod 49 to slide leftwards, the third slide rod 49 drives the control block 48 to move leftwards, the control block 48 drives the control rod 73 to slide leftwards, the control rod 73 drives the lower fixing plate 45 to slide leftwards, the lower fixing plate 45 drives the slide block 43 to slide leftwards, the slide block 43 drives the upper fixing plate 40 to slide leftwards, the fourth conductive block 39 is disconnected with the third conductive block 71, the first electromagnetic assembly 70 is powered off, the first spring 36 is reset to drive the rotating rod 35 to reset, the second conductive block 66 is disconnected with the first conductive block 67, the second electromagnetic assembly 52 is powered off, the first spring 41 is reset to drive the second slide rod 42 to slide leftwards, the transmission block 32 rotates anticlockwise, and the fifth conductive block 28 is disconnected with the first conductive block 15, the sixth conductive block 31 is disconnected from the seventh conductive block 17, and the circuit is disconnected.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A novel electric switch, includes the shell, its characterized in that: a switch cavity is arranged in the shell, a control box is fixedly arranged in the switch cavity, a switch spring cavity is arranged in the control box, a switch block is slidably arranged in the switch spring cavity, a switch spring cavity is arranged between the left end face of the switch block and the left side wall of the switch spring cavity, the left end face of the switch block is fixedly connected with a first slide bar which extends leftwards, a first control cavity is arranged on the left side of the switch spring cavity, a second control cavity is arranged on the left side of the first control cavity, the left end of the first slide bar extends leftwards into the first control cavity and is fixedly connected with a rotating rod, the upper end of the rotating rod is rotatably connected with the side wall of the first control cavity, a first fixed block is fixedly arranged on the side wall of the first control cavity, a first spring is arranged between the left end of the rotating rod and the right end face of the first fixed block, and a first conductive block is fixedly arranged on, the left side wall of the first control cavity is fixedly provided with a first electromagnetic component which extends leftwards and rightwards, the right end of the first electromagnetic component is fixedly provided with a second conductive block, the second conductive block can be contacted with the first conductive block, the left end of the first electromagnetic component extends leftwards into the second control cavity and is fixedly connected with a third conductive block, the lower side of the second control cavity is provided with a third control cavity, a fourth control cavity is arranged below the third control cavity, the right side wall of the third control cavity is fixedly connected with a second electromagnetic component which extends leftwards, the second electromagnetic component is electrically connected with the first conductive block and the second conductive block, a sliding plate is connected in the third control cavity in a sliding manner, a first spring is arranged between the right end surface of the sliding plate and the left end surface of the second electromagnetic component, and the left end surface of the sliding plate is fixedly connected with a second sliding rod which extends leftwards, no. two slide bar left ends extend to left outside the control box, No. two slide bar left ends are provided with the on-off mechanism who makes the switch circular telegram, sliding connection has the slider on No. two slide bar peripheries, the upper fixed plate that terminal surface fixedly connected with upwards connected the setting on the slider, the upper fixed plate upper end upwards extends to in the second control intracavity, be provided with in the second control intracavity with No. four conducting blocks of upper fixed plate right-hand member face fixed connection, No. four conducting blocks can with No. three conducting block contacts, the bottom plate that terminal surface fixedly connected with downwardly extending set up under the slider, the bottom plate lower extreme extends to in the fourth control intracavity, the right side is provided with canceling release mechanical system.

2. A novel electrical switch according to claim 1 wherein: the reset mechanism is including setting up in the chamber that resets on fourth control chamber right side, the intracavity sliding connection that resets has the reset block, reset block left end face with install reset spring between the chamber left side wall that resets, reset block left end face fixedly connected with extends the No. three slide bars that set up left, the left end extends to left in the fourth control chamber and fixedly connected with control block, control block sliding connection has the control lever, the control lever left end with bottom plate right-hand member face fixed connection.

3. A novel electrical switch according to claim 1 wherein: the switch mechanism comprises a second fixed block fixedly arranged between the front side wall and the rear side wall of the switch cavity, a third sliding rod which extends leftwards and rightwards is connected in the second fixed block in a sliding manner, a fixed column is fixedly arranged on the rear side wall of the switch cavity, a transmission block is rotatably connected to the periphery of the fixed column, the right end of the third sliding rod is rotatably connected with the lower end of the transmission block, the upper end of the transmission block is rotatably connected with the left end of the second sliding rod, a conductive frame is fixedly arranged at the left end of the third sliding rod, a fifth conductive block is arranged at the upper end of the conductive frame, a sixth conductive block is arranged at the lower end of the conductive frame, an upper fixed block is fixedly arranged on the left side wall of the switch cavity, a first guide block is fixedly arranged in the upper fixed block and can be contacted with the fifth conductive block, and a lower fixed block fixedly connected, and a seventh conducting block is fixedly arranged in the lower fixing block, the seventh conducting block can be contacted with the sixth conducting block, and an overheating protection mechanism is arranged below the switch mechanism.

4. A novel electrical switch according to claim 3 wherein: overheat protection mechanism including set firmly in a fixed block on the switch chamber left side wall, a fixed block right-hand member fixed mounting has bimetallic strip, bimetallic strip up end fixed mounting has No. eight conducting blocks, the bimetallic strip top has set firmly the electrothermal tube, the electrothermal tube right side is provided with fixed mounting in No. five fixed blocks between the lateral wall around the switch chamber, No. five fixed block lower extremes install No. nine conducting blocks and No. ten conducting blocks, No. nine conducting blocks with No. ten conducting blocks can with No. eight conducting block contacts, switch chamber downside wall has set firmly No. four fixed blocks, No. four fixed block up end has set firmly, can with No. eleven conducting block contacts, switch chamber downside wall has set firmly alarm device, alarm device with electric connection.

5. A novel electrical switch according to claim 1 wherein: the side wall fixedly connected with vary voltage case on the switch chamber, be provided with the vary voltage chamber in the vary voltage case, the lateral wall fixed mounting has high-pressure coil on the vary voltage chamber, the lateral wall fixed mounting has low-voltage coil on the vary voltage chamber.

6. A novel electrical switch according to claim 1 wherein: an ammeter is fixedly arranged on the right end face of the shell and is electrically connected with the twelve conducting blocks and the second conducting block, a wire inlet hole is formed in the left side wall of the switch cavity, and a wire outlet hole is formed below the wire inlet hole.