Integrated scalable dc switch

Abstract

The application discloses an integrated extensible direct-current switch, which comprises a base, an online monitoring module and a circuit breaker. The base comprises a bottom plate, a top plate, a bottom insulating base, a top insulating base, a positive electrode electric plug and a negative electrode electric plug. The positive electrode electric plug and the negative electrode electric plug are fixed by the bottom insulating base and the top insulating base, and a plurality of module jacks are arranged on the top plate. The online monitoring module comprises a positive electrode plug post, a positive electrode pressing post, a negative electrode plug post and a negative electrode pressing post. The positive electrode plug post is connected with the positive electrode pressing post, and the negative electrode plug post is connected with the negative electrode pressing post. A plurality of conversion sockets are arranged on the base, and the plurality of conversion sockets and the plurality of module jacks are in one-to-one correspondence. The online monitoring module is inserted into any module jack, and is used for connecting an external load and an external power supply. The integrated extensible direct-current switch is used for realizing on-off control between the external power supply and the external load. The structure is simple, and the cost is easy to control.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of power auxiliary tool, and particularly relates to an integrated extensible direct current switch. BACKGROUND

[0002] In the prior art, a direct current switch is usually used for protecting a load, and is connected between a power supply and the load. When the power supply and the load are abnormal, the direct current switch disconnects the connection between the power supply and the load, and the load is powered off.

[0003] The conventional direct current switch can only realize on-off control between the power supply and the load, and has a single function. In addition, the existing direct current switch has problems of complex structure, high cost and the like. SUMMARY

[0004] The present application solves the technical problem of providing an integrated extensible direct current switch, realizing on-off control between an external power supply and an external load through the integrated extensible direct current switch, and simplifying the structure and reducing the control cost.

[0005] In order to solve the above technical problems, the application provides a one-piece scalable DC switch, which comprises a base, an online monitoring module and a circuit breaker for controlling the on-off of the online monitoring module, and the circuit breaker is detachably connected with the online monitoring module; the base comprises a bottom plate, a top plate, a bottom insulating seat, a top insulating seat, a positive electrode electric plug and a negative electrode electric plug, the top plate is arranged opposite to the bottom plate, the bottom insulating seat and the top insulating seat are tightly fixed between the bottom plate and the top plate, the positive electrode electric plug and the negative electrode electric plug are fixed by the bottom insulating seat and the top insulating seat, and a plurality of module insertion holes are formed in the top plate; the online monitoring module comprises a positive electrode insertion column, a positive electrode pressing column, a negative electrode insertion column and a negative electrode pressing column, the positive electrode insertion column is connected with the positive electrode pressing column, and the negative electrode insertion column is connected with the negative electrode pressing column; a plurality of conversion sockets are arranged on the base, the plurality of conversion sockets and the plurality of module insertion holes are one-to-one corresponding, the online monitoring module is inserted into any module insertion hole, and the external load and the external power supply are connected; any conversion socket comprises a seat body, a positive electrode feeder, a negative electrode feeder, a positive electrode feeder plug, a positive electrode feeder switching electric sheet, a negative electrode feeder plug and a negative electrode feeder switching electric sheet; the positive electrode feeder plug and the positive electrode feeder switching electric sheet are integrated and electrically connected with the positive electrode feeder, the negative electrode feeder plug and the negative electrode feeder switching electric sheet are integrated and electrically connected with the negative electrode feeder, the positive electrode feeder switching electric sheet is detachably connected with the positive electrode electric plug, and the negative electrode feeder switching electric sheet is detachably connected with the negative electrode electric plug, wherein: the online monitoring module is detachably connected to the base through the module insertion hole, the positive electrode insertion column and the positive electrode pressing column are detachably connected with the positive electrode feeder plug, the positive electrode pressing column is inserted into the positive electrode electric plug and downwardly presses the positive electrode feeder switching electric sheet to separate the positive electrode feeder switching electric sheet from the positive electrode electric plug, the negative electrode insertion column and the negative electrode pressing column are detachably connected with the negative electrode feeder plug, the negative electrode pressing column is inserted into the negative electrode electric plug and downwardly presses the negative electrode feeder switching electric sheet to separate the negative electrode feeder switching electric sheet from the negative electrode electric plug, and the online monitoring module is hot-plugged.

[0006] The positive electrode feeder switching electric sheet and the negative electrode feeder switching electric sheet are respectively in the structure of an elastic sheet or are driven by a spring to be in the structure of a conductive sheet.

[0007] The positive electrode feeder plug and the positive electrode feeder switching electric sheet are formed by bending a connecting sheet for multiple times, and the negative electrode feeder plug and the negative electrode feeder switching electric sheet are formed by bending a connecting sheet for multiple times.

[0008] Any conversion socket is detachably connected with the base.

[0009] The plurality of conversion sockets are provided with a plurality of PCB circuit boards corresponding thereto.

[0010] The online monitoring module further comprises a current monitoring unit, a voltage detection unit, a power detection unit, a harmonic detection unit, an electric degree detection unit and a temperature detection unit.

[0011] The positive and negative electric plugs are respectively fastened in the plug grooves.

[0012] The positive and negative electric plugs are respectively in the shape of a long strip, and the top and bottom insulating bases are screwed together.

[0013] The integrated scalable DC switch has the following advantages: the conversion socket comprises a socket body, a positive feeder, a negative feeder, a positive feeder plug, a positive feeder switching piece, a negative feeder plug and a negative feeder switching piece; the positive feeder plug and the positive feeder switching piece are integrated and electrically connected with the positive feeder, the negative feeder plug and the negative feeder switching piece are integrated and electrically connected with the negative feeder, the positive feeder switching piece is connected with the positive electric plug, and the negative feeder switching piece is connected with the negative electric plug; the online monitoring module is connected to the base through the module jack, the positive plug and the positive pressure column are respectively connected with the positive feeder plug, the positive pressure column is connected with the positive electric plug and presses the positive feeder switching piece downward to separate the positive feeder switching piece from the positive electric plug; the negative plug and the negative pressure column are respectively connected with the negative feeder plug, the negative pressure column is connected with the negative electric plug and presses the negative feeder switching piece downward to separate the negative feeder switching piece from the negative electric plug, the online monitoring module is hot-plugged, external power supply and external load are connected through the conversion socket and the online monitoring module, when the online monitoring module needs to be repaired or replaced, the online monitoring module is only pulled out of the conversion socket, the conversion socket is electrically connected with the positive electric plug and the negative electric plug, the power supply and the load are connected through the conversion socket, and the hot-plugging of the online monitoring module is realized. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description only constitute some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor.

[0015] Fig. 1 The figure is a schematic diagram of the overall structure of the integrated scalable DC switch of the embodiment of the present application.

[0016] Fig. 2 The figure is a schematic diagram of the internal structure of the integrated scalable DC switch of the embodiment of the present application. DETAILED DESCRIPTION

[0017] Clearly, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0018] As shown in Figs. 1-2 Fig. 1 is an embodiment of the integrated scalable DC switch of the present application.

[0019] The integrated scalable DC switch in the embodiment comprises a base 1, an online monitoring module 6, and a circuit breaker 2 for controlling the on-off of the online monitoring module 6, wherein the circuit breaker 2 is detachably connected with the online monitoring module 6.

[0020] The base 1 comprises a bottom plate 11, a top plate 14, a bottom insulating base 12, a top insulating base 13, a positive electrode plug 3, and a negative electrode plug 4, wherein the top plate 14 is arranged opposite to the bottom plate 11, the bottom insulating base 12 and the top insulating base 13 are fastened between the bottom plate 11 and the top plate 14, the positive electrode plug 3 and the negative electrode plug 4 are fixed by the bottom insulating base 12 and the top insulating base 13, and a plurality of module insertion holes 141 are formed in the top plate 14.

[0021] The online monitoring module 6 comprises a positive electrode plug column 61, a positive electrode pressing column 62, a negative electrode plug column 63, and a negative electrode pressing column 64, wherein the positive electrode plug column 61 is connected with the positive electrode pressing column 62, and the negative electrode plug column 63 is connected with the negative electrode pressing column 64; a plurality of conversion sockets 5 are arranged on the base, the plurality of conversion sockets are one-to-one corresponding to the plurality of module insertion holes, the online monitoring module is inserted into any module insertion hole, and the online monitoring module is used for connecting an external load with an external power supply.

[0022] Any conversion socket 5 comprises: a base body 50, a positive pole feed line 51, a negative pole feed line 52, a positive pole feed line plug 53, a positive pole feed line switching electric piece 54, a negative pole feed line plug 55 and a negative pole feed line switching electric piece 56, the positive pole feed line plug 53 and the positive pole feed line switching electric piece 54 are integrated and electrically connected with the positive pole feed line 51, the negative pole feed line plug 55 and the negative pole feed line switching electric piece 56 are integrated and electrically connected with the negative pole feed line 52, the positive pole feed line switching electric piece 54 is connected with the positive pole electric plug 3 in a detachable manner, the negative pole feed line switching electric piece 56 is connected with the negative pole electric plug 4 in a detachable manner, wherein: the online monitoring module is connected with the base in a plug-in and detachable manner through the module insertion hole, the positive pole plug post 61 and the positive pole pressing post 62 are respectively connected with the positive pole feed line plug 53 in a plug-in and detachable manner, the positive pole pressing post 62 is inserted with the positive pole electric plug 3 and presses the positive pole feed line switching electric piece 54 downward to make the positive pole feed line switching electric piece 54 separate from the positive pole electric plug 3; the negative pole plug post 63 and the negative pole pressing post 64 are respectively connected with the negative pole feed line plug 55 in a plug-in and detachable manner, the negative pole pressing post 64 is inserted with the negative pole electric plug 4 and presses the negative pole feed line switching electric piece 56 downward to make the negative pole feed line switching electric piece 56 separate from the negative pole electric plug 4, for hot plug of the online monitoring module.

[0023] In specific implementation, the bottom insulating base 12 comprises at least two and is fixed at both ends of the bottom plate 11. The top insulating base 13 comprises at least two and is arranged opposite to the bottom insulating base 12, the positive pole electric plug 3 and the negative pole electric plug 4 are fixed between the bottom insulating base 12 and the top insulating base 13.

[0024] In implementation, the bottom insulating base 12 and the top insulating base 13 are provided with plug grooves 131, the positive pole electric plug 3 and the negative pole electric plug 4 are inserted in the plug grooves 131, thereby facilitating the fixation of the positive pole electric plug 3 and the negative pole electric plug 4. The top insulating base 13 and the bottom insulating base 12 can be fixed by screws.

[0025] In the embodiment, the bottom plate 11 is made of transparent insulating material, thereby facilitating observation. The positive pole electric plug 3 and the negative pole electric plug 4 are respectively in the shape of a long strip, the positive pole electric plug 3 is connected with the positive pole of the power supply and is fixed on the base, the negative pole electric plug 4 is connected with the negative pole of the power supply and is fixed on the base, thereby facilitating the insertion of multiple online monitoring modules 6.

[0026] Further, the top plate 14 is arranged on the top insulating base 13 and is fixedly connected with the top insulating base 13, the top plate 14 is provided with multiple hollow module insertion holes 141 which are distributed at intervals. The module insertion hole 141 is mainly used for the insertion of the online monitoring module 6 and the base 1, the module insertion hole 141 in the embodiment is a hollow accommodating cavity structure.

[0027] Further, the online monitoring module 6 comprises a positive pole insertion column 61, a positive pole pressing column 62, a negative pole insertion column 63, and a negative pole pressing column 64. The positive pole insertion column 61 is connected with the positive pole pressing column 62, and the negative pole insertion column 63 is connected with the negative pole pressing column 64. The online monitoring module 6 is detachably connected with the base 1 through a module insertion hole 141. The positive pole insertion column 61 and the positive pole pressing column 62 are respectively detachably connected with the positive pole feeder insertion sheet 53, and the negative pole insertion column 63 and the negative pole pressing column 64 are respectively detachably connected with the negative pole feeder insertion sheet 55.

[0028] Preferably, the online monitoring module 6 further comprises a current monitoring unit, a voltage detection unit, a power detection unit, a harmonic detection unit, a watt-hour detection unit, and a temperature detection unit.

[0029] The online monitoring module 6 can monitor all electrical quantities and temperature on line, and can collect current, voltage, power, watt-hour, harmonic, and temperature data. Meanwhile, the online monitoring module 6 has the functions of monitoring the opening and closing of the switch and the tripping, thereby realizing intelligent monitoring. At the same time, the temperature detection can monitor the temperature of the incoming line, and the switch quantity monitoring can monitor the opening, closing, and tripping states.

[0030] In other embodiments, the online monitoring module 6 further comprises an insulation monitoring module for monitoring whether the insulation is abnormal. The insulation monitoring module can be realized by detecting whether there is leakage. The leakage transformer is used to realize the monitoring. In addition, in order to timely alarm when there is leakage, the modularized DC switch further comprises an insulation abnormality alarm indicator lamp. The insulation abnormality alarm indicator lamp is arranged on the online monitoring module and flashes when the insulation monitoring module detects insulation abnormality.

[0031] In addition, the integrated expandable DC switch in the embodiment further comprises a communication module and a monitoring module. The communication module and the monitoring module are respectively connected with the online monitoring module 6. The monitoring results obtained by the monitoring module are sent out through the communication module, so as to improve the intelligent level.

[0032] The function of the circuit breaker 2 is that the circuit breaker 2 is detachably connected with the online monitoring module 6, and the circuit breaker 2 is electrically connected with the online monitoring module 6 and controls the opening and closing of the online monitoring module 6, thereby realizing the opening and closing control of the power supply and the load. The circuit breaker in the embodiment is implemented by using the existing circuit breaker.

[0033] The function of the conversion socket 5 is that when the online monitoring module 6 is plugged with the conversion socket 5, the positive pole electric insertion sheet 3, and the negative pole electric insertion sheet 4, the external load is connected with the external power supply through the online monitoring module 6 and the circuit breaker 2. When the online monitoring module 6 is unplugged from the conversion socket 5, the conversion socket 5 is electrically connected with the positive pole electric insertion sheet 3 and the negative pole electric insertion sheet 4, and the external load is connected with the external power supply through the conversion socket 5, so that the external load does not lose power when the online monitoring module 6 is unplugged, and the hot plug is realized.

[0034] Preferably, each of the conversion socket 5 is detachably fixed on the base 1, and the conversion socket 5 can be fixed on the base 1 by screwing, buckling or other ways, so as to facilitate expansion.

[0035] In the embodiment, the conversion socket 5 is fastened on the bottom plate 11, and any conversion socket 5 comprises a seat body 50, a positive pole feed line 51, a negative pole feed line 52, a positive pole feed line tab 53, a positive pole feed line switching tab 54, a negative pole feed line tab 55 and a negative pole feed line switching tab 56, wherein:

[0036] The positive pole feed line tab 53 and the positive pole feed line switching tab 54 are formed by multiple bending of the connecting piece 57, and the negative pole feed line tab 55 and the negative pole feed line switching tab 56 are formed by multiple bending of the connecting piece 57.

[0037] In the embodiment, one end of the connecting piece 57 is bent upward to form the positive pole feed line tab 53 or the negative pole feed line tab 55, and the other end is first bent upward and then bent horizontally to form the positive pole feed line switching tab 54 or the negative pole feed line switching tab 56. The positive pole feed line 51 and the negative pole feed line 52 are copper pieces, and the positive pole feed line tab 53 and the positive pole feed line switching tab 54 are integrally formed, and the negative pole feed line tab 55 and the negative pole feed line switching tab 56 are integrally formed, which facilitates manufacturing and installation.

[0038] The positive pole pressing column 62 is inserted with the positive pole feed line tab 53, and the positive pole pressing column 62 is electrically connected with the positive pole inserting column 61; the negative pole pressing column 64 is inserted with the negative pole feed line tab 55, and the negative pole pressing column 64 is electrically connected with the negative pole inserting column 63. The positive pole feed line switching tab 54 and the negative pole feed line switching tab 56 can be provided as elastic pieces or driven by springs to realize the electrically conductive pieces.

[0039] Preferably, the plurality of conversion sockets 5 are provided with a plurality of PCB circuit boards corresponding thereto. The PCB circuit board is provided with a processing circuit, and the processing circuit provided on the PCB circuit board can realize the collection of the electric quantity or the temperature based on the PCB circuit board technology without secondary wiring.

[0040] It can be understood that: since the conversion socket 5 is provided as a plurality of conversion sockets, when it is necessary to increase the load or the online monitoring module, it is only necessary to electrically connect the new load with the conversion socket or the online monitoring module with the conversion socket, so as to realize the online rapid expansion.

[0041] In the embodiment, the integrated expandable DC switch, in the specific implementation, the positive pole feed line switching tab 54 is electrically connected with the positive pole electric tab 3 in the normal state, and the negative pole feed line switching tab 56 is electrically connected with the negative pole electric tab 4 in the normal state, that is, the positive pole feed line switching tab 54 and the positive pole electric tab 3 can be connected or disconnected, and the negative pole feed line switching tab 56 and the negative pole electric tab 4 can be connected or disconnected.

[0042] The positive pole inserting post 61 and the positive pole pressing post 62 are respectively in pluggable connection with the positive pole feeder inserting sheet 53. When the positive pole inserting post 61 is inserted with the positive pole feeder inserting sheet 53, the positive pole pressing post 62 is inserted with the positive pole electric inserting sheet 3 and presses downward the positive pole feeder switching sheet 54 to separate the positive pole feeder switching sheet 54 from the positive pole electric inserting sheet 3. The positive pole pressing post 62 is used to electrically connect with the positive pole electric inserting sheet 3 and press the positive pole feeder switching sheet 54 at the same time, so that the positive pole feeder switching sheet 54 is separated from the positive pole electric inserting sheet 3.

[0043] The negative pole inserting post 63 and the negative pole pressing post 64 are respectively in pluggable connection with the negative pole feeder inserting sheet 55. The negative pole pressing post 64 is inserted with the negative pole electric inserting sheet 4 and presses downward the negative pole feeder switching sheet 56 to separate the negative pole feeder switching sheet 56 from the negative pole electric inserting sheet 4. The negative pole pressing post 64 is used to electrically connect with the negative pole electric inserting sheet 4 and press the negative pole feeder switching sheet 56 at the same time, so that the negative pole feeder switching sheet 56 is separated from the negative pole electric inserting sheet 4.

[0044] The integrated scalable DC switch of the present application has the following advantages: the conversion socket comprises a socket body, a positive pole feeder, a negative pole feeder, a positive pole feeder inserting sheet, a positive pole feeder switching sheet, a negative pole feeder inserting sheet and a negative pole feeder switching sheet. The positive pole feeder inserting sheet and the positive pole feeder switching sheet are integrated and electrically connected with the positive pole feeder. The negative pole feeder inserting sheet and the negative pole feeder switching sheet are integrated and electrically connected with the negative pole feeder. The positive pole feeder switching sheet is in detachable connection with the positive pole electric inserting sheet. The negative pole feeder switching sheet is in detachable connection with the negative pole electric inserting sheet. The online monitoring module is in pluggable connection with the socket body through the module inserting hole. The positive pole inserting post and the positive pole pressing post are respectively in pluggable connection with the positive pole feeder inserting sheet. The positive pole pressing post is inserted with the positive pole electric inserting sheet and presses downward the positive pole feeder switching sheet to separate the positive pole feeder switching sheet from the positive pole electric inserting sheet. The negative pole inserting post and the negative pole pressing post are respectively in pluggable connection with the negative pole feeder inserting sheet. The negative pole pressing post is inserted with the negative pole electric inserting sheet and presses downward the negative pole feeder switching sheet to separate the negative pole feeder switching sheet from the negative pole electric inserting sheet. The hot plug online monitoring module can connect the external power supply and the external load through the conversion socket and the online monitoring module. When the online monitoring module needs to be repaired or replaced, it can be pulled out from the conversion socket. The conversion socket is electrically connected with the positive pole electric inserting sheet and the negative pole electric inserting sheet. The power supply and the load are connected through the conversion socket, so that the hot plug of the online monitoring module is realized.

Claims

1. An integrated scalable DC switch, characterized by, The utility model provides a kind of online monitoring module and circuit breaker control system, including: Base, online monitoring module and circuit breaker for controlling the on-off of the online monitoring module, the circuit breaker is detachably connected with the online monitoring module; The base includes: bottom plate, top plate, bottom insulating base, top insulating base, positive electrode electric plug piece and negative electrode electric plug piece, the top plate is oppositely arranged with the bottom plate, the bottom insulating base and the top insulating base are correspondingly fastened between the bottom plate and the top plate;The positive electrode electric plug piece and negative electrode electric plug piece are fixed by the bottom insulating base and top insulating base, a plurality of module insertion holes are formed on the top plate; The online monitoring module includes: positive electrode plug column, positive electrode pressure column, negative electrode plug column and negative electrode pressure column, the positive electrode plug column is connected with the positive electrode pressure column, and the negative electrode plug column is connected with the negative electrode pressure column; The base is provided with a plurality of conversion sockets, and the plurality of conversion sockets correspond one-to-one with the plurality of module insertion holes, the online monitoring module is inserted into any module insertion hole, for connecting external load with external power supply; Any conversion socket includes: seat body, positive electrode feeder, negative electrode feeder, positive electrode feeder plug piece, positive electrode feeder switching piece, negative electrode feeder plug piece and negative electrode feeder switching piece; The positive electrode feeder plug piece and the positive electrode feeder switching piece are integrated and electrically connected with the positive electrode feeder, the negative electrode feeder plug piece and the negative electrode feeder switching piece are integrated and electrically connected with the negative electrode feeder, the positive electrode feeder switching piece is detachably connected with the positive electrode electric plug piece, and the negative electrode feeder switching piece is detachably connected with the negative electrode electric plug piece, wherein: The online monitoring module is pluggably connected to the base through the module insertion hole, the positive electrode plug column and the positive electrode pressure column are pluggably connected with the positive electrode feeder plug piece respectively, the positive electrode pressure column is inserted into the positive electrode electric plug piece and presses downward the positive electrode feeder switching piece to separate the positive electrode feeder switching piece from the positive electrode electric plug piece; The negative electrode plug column and the negative electrode pressure column are pluggably connected with the negative electrode feeder plug piece respectively, the negative electrode pressure column is inserted into the negative electrode electric plug piece and presses downward the negative electrode feeder switching piece to separate the negative electrode feeder switching piece from the negative electrode electric plug piece, for hot plugging the online monitoring module.

2. The integrated scalable DC switch of claim 1, wherein, The positive electrode feeder switching piece and the negative electrode feeder switching piece are respectively in the structure of elastic piece or spring-driven conductive piece.

3. The integrated scalable DC switch of claim 1, wherein, The positive electrode feeder plug piece and the positive electrode feeder switching piece are formed by bending a connecting piece multiple times, and the negative electrode feeder plug piece and the negative electrode feeder switching piece are formed by bending a connecting piece multiple times.

4. The integrated scalable DC switch of claim 1, wherein, Any conversion socket is detachably connected with the base.

5. The integrated scalable DC switch of claim 4, wherein, The plurality of conversion sockets are provided with a plurality of PCB circuit boards corresponding one-to-one.

6. The integrated scalable DC switch of claim 1, wherein, The online monitoring module further includes current monitoring unit, voltage detection unit, power detection unit, harmonic detection unit, electric quantity detection unit and temperature detection unit.

7. The integrated scalable DC switch of claim 1, wherein, The bottom insulating base and the top insulating base are respectively provided with plug piece grooves at corresponding positions, and the positive electrode electric plug piece and the negative electrode electric plug piece are respectively fastened in the plug piece grooves.

8. The integrated scalable DC switch of claim 1, wherein, The positive electrode electric plug piece and the negative electrode electric plug piece are respectively in the shape of long strip, and the top insulating base and the bottom insulating base are screw-fastened.

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