CN208819764U - A kind of intelligent switching control box - Google Patents

A kind of intelligent switching control box Download PDF

Info

Publication number
CN208819764U
CN208819764U CN201821966193.6U CN201821966193U CN208819764U CN 208819764 U CN208819764 U CN 208819764U CN 201821966193 U CN201821966193 U CN 201821966193U CN 208819764 U CN208819764 U CN 208819764U
Authority
CN
China
Prior art keywords
pcb board
end cap
control box
intelligent switching
fixed frame
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201821966193.6U
Other languages
Chinese (zh)
Inventor
邝润坚
王炜
刘平涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Laikesirui Intelligent Home Furnishing Co Ltd
Original Assignee
Shenzhen Laikesirui Intelligent Home Furnishing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Laikesirui Intelligent Home Furnishing Co Ltd filed Critical Shenzhen Laikesirui Intelligent Home Furnishing Co Ltd
Priority to CN201821966193.6U priority Critical patent/CN208819764U/en
Application granted granted Critical
Publication of CN208819764U publication Critical patent/CN208819764U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Distribution Board (AREA)

Abstract

The utility model embodiment discloses a kind of intelligent switching control box, controlling box includes box body, end cap, control pcb board and fixed frame, connector is provided on the side of box body, the inner top side of connector, which is provided with, buckles the inclined-plane boss matched with end cap, the inside lower end of connector is provided with control panel card slot, connector outer upper end is provided with fixed frame buckle, box bottom offers multiple groups terminal hole, supporter is removably connected on terminal hole, region on supporter and between supporter is provided with multiple wiring holes, the switch control box had both been applicable to light current into electrical transmission electric current or signal, it is applicable to forceful electric power again, a plurality of load circuit is controlled into electricity, it is compatible preferable, one module multiple usages, box body can simultaneously and end cap, fixed frame and control pcb board form buckle-type connection, stable connection, it is not necessarily to Screw connection is easy for assembly quick.

Description

A kind of intelligent switching control box
Technical field
The utility model embodiment is related to an electro-technical field, and in particular to a kind of intelligent switching control box.
Background technique
Intelligent switch is to carry out centralized intelligence to a variety of electric appliances or contextual model by realizing on the switch module of concentration The device of control, structure mainly include the control panel and the internal control for being equipped with control circuit board for button operation Box, control box, which is mainly responsible for the outputting and inputting of power supply or signal, receives button operation instructs and is instructed according to button operation The on-off etc. of control load circuit has forceful electric power and two kinds of light current into electric form, by force according to the difference of intelligent switch usage scenario Electricity generally refers to alternating current 220V power supply line, can be used for electric consumption on lighting compartment system, air-conditioning distribution electricity system, power receptacle point Cloth electricity system etc., light current general work voltage is low, can be used for various communication systems, such as telephone network line, the layout of internet, room The wiring configuration of interior sound system and doorbell, access control system etc., weak electricity system is divided into bus system and separated time system again.
Existing intelligent switching control box structure and form setting are single, can only generally realize a form of into electricity and cloth Line, poor compatibility, when need different scenes using when then need choose and be used cooperatively specific structure and model control Box, use is very inconvenient, and multipurpose screw plays the role of being connected and fixed between each component, assembles relatively complicated.
Utility model content
For this purpose, the utility model embodiment provides a kind of intelligent switching control box, to solve existing intelligent switching control Box structure is single, can only realize it is a form of into electricity and wiring, poor compatibility is inconvenient for use, and multipurpose screw connect, group Fill cumbersome problem.
To achieve the goals above, the embodiments of the present invention provides a kind of intelligent switching control box, the control Box processed includes that box body, end cap, control pcb board and fixed frame, the end cap lid are located in the opening of cassette upper end, the control Pcb board is arranged in the cavity between end cap and box body, and the fixed frame is mounted on cassette upper end, sets on the side of the box body It is equipped with connector, end cap buckle is provided on the side of the end cap, the inner top side of the connector is provided with and end cap card The inclined-plane boss matched is detained, the inside lower end of the connector is provided with control panel card slot, the control pcb board and control panel Card slot is connected together, and the edge-perpendicular of the fixed frame middle opening is connected with a circle stiffener plate, and the stiffener plate is arranged The positive stop lug boss that limited support can be formed to stiffener plate, the connection are provided on cassette upper end, the outer wall of the box body Part outer upper end is provided with fixed frame buckle, and the edge of the fixed frame middle opening is provided with to be matched with fixed frame buckle The fixed frame card slot of connection, the box bottom offer multiple groups terminal hole, are removably connected with supporter on the terminal hole, Region on the supporter and between supporter is provided with multiple wiring holes.
Preferably, supporting table is provided on the inner wall of the box body, the control pcb board is arranged above supporting table, institute It states and offers the bayonet matched with supporting table on the side of control pcb board.
Preferably, the control pcb board bottom surface is provided with the female terminal for electric current or signal transmission, by the terminal hole On supporter remove and corresponding installation and female terminal male terminal in mating connection on the terminal hole.
Preferably, the box body side is correspondingly arranged on and multiple screwdriver can be made to penetrate the electric wire for tightening electric wire fix Hole.
Preferably, the control pcb board bottom surface is provided with multiple binding posts, and the nut on the binding post is fixed with electric wire The setting of hole face.
Preferably, the quantity of the binding post is at least three, and can be respectively used to connection firewire, zero curve and at least one Load circuit, every load circuit are correspondingly connected with a circuit relay, and the circuit relay setting is at control pcb board bottom On face.
Preferably, it is provided with porous needle stand on the control pcb board, is offered on the end cap for keeping porous needle stand logical The needle stand socket crossed, the retention bead to match can be engaged with porous needle stand by being provided on the inner wall of the needle stand socket.
Preferably, the control box connection switch control panel, be provided on the switch control panel can and porous needle The multidigit contact pin that seat is cooperatively connected.
Preferably, Liang Zu elastic spacing mechanism is provided on the switch control panel, the elastic spacing mechanism includes Two can opposite sliding elastic spacing columns, there are two limit openings, the control box to be controlled by closing for setting on the end cap The corresponding limit opening on end cap of two elastic spacing columns on panel is connect with switch control panel.
Preferably, the fixation hole for being fixedly connected with wall back box is provided on the fixed frame.
A kind of intelligent switching control box that the utility model embodiment proposes has the advantages that be integrated with can on control box The connector terminals hole transmitted for light current electric current or signal and can be used for that forceful electric power power supply line connects with load line multiple connect Light current had not only may be implemented into electrical transmission electric current or signal in string holes, but also forceful electric power may be implemented and carry out into electricity and to a plurality of load circuit Control, preferably, one module multiple usages can satisfy the demand of different usage scenarios to compatibility;Connector and limit are provided on box body Boss, by connector and positive stop lug boss box body can simultaneously with three groups of end cap, fixed frame and the control of inside pcb board structures Buckle-type connection, deft design are formed, stable connection is not necessarily to screw connection, easy for assembly quick.
Detailed description of the invention
It, below will be to reality in order to illustrate more clearly of the embodiments of the present invention or technical solution in the prior art It applies mode or attached drawing needed to be used in the description of the prior art is briefly described.It should be evident that attached in being described below Figure is only exemplary, for those of ordinary skill in the art, without creative efforts, can be with It is extended according to the attached drawing of offer and obtains other implementation attached drawings.
Structure depicted in this specification, ratio, size etc., only to cooperate the revealed content of specification, for Those skilled in the art understands and reads, and is not intended to limit the utility model enforceable qualifications, therefore does not have technology On essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing the utility model institute energy Under the effect of generation and the purpose that can reach, it should all still fall in the revealed technology contents of the utility model and obtain the model that can cover In enclosing.
Fig. 1 is a kind of configuration schematic diagram for intelligent switching control box that the utility model embodiment 1 provides;
Fig. 2 is a kind of structural schematic diagram for intelligent switching control box box body that the utility model embodiment 1 provides;
Fig. 3 is a kind of structural representation for another angle of intelligent switching control box box body that the utility model embodiment 1 provides Figure;
Fig. 4 is a kind of structural schematic diagram for intelligent switching control box end cap that the utility model embodiment 1 provides;
Fig. 5 is a kind of structural schematic diagram for intelligent switching control box fixed frame that the utility model embodiment 1 provides;
Fig. 6 is the structural schematic diagram that a kind of intelligent switching control box that the utility model embodiment 1 provides controls pcb board;
Fig. 7 is a kind of attachment structure schematic diagram for intelligent switching control box that the utility model embodiment 1 provides;
Fig. 8 be in Fig. 7 A-A to partial cross-sectional structural diagram;
Fig. 9 is the connection knot of a kind of intelligent switching control box and switch control panel that the utility model embodiment 1 provides Structure schematic diagram;
Figure 10 is a kind of intelligent switching control box light current that provides of the utility model embodiment 1 into electric single terminal structural representation Figure;
Figure 11 is a kind of intelligent switching control box light current that provides of the utility model embodiment 2 into electric two-terminal structural representation Figure;
Figure 12 is a kind of intelligent switching control box forceful electric power that provides of the utility model embodiment 3 into electric single load circuit structure Schematic diagram;
Figure 13 is a kind of intelligent switching control box forceful electric power that provides of the utility model embodiment 4 into electric double load circuit structures Schematic diagram;
Figure 14 is a kind of intelligent switching control box forceful electric power that provides of the utility model embodiment 5 into electric three load circuit structures Schematic diagram.
In figure: box body 1, end cap 2, control pcb board 3, fixed frame 4, switch control panel 5, connector 11, supporting table 12, Positive stop lug boss 13, terminal hole 14, supporter 15, wiring hole 16, electric wire fixation hole 17, end cap buckle 21, needle stand socket 22, limit Opening 23, bayonet 31, porous needle stand 32, electric current transmit female terminal 33, electric current transmits male terminal 34, signal transmits female terminal 35, Signal transmits male terminal 36, binding post 37, circuit relay 38, fixation hole 41, fixed frame card slot 42, stiffener plate 43, multidigit Contact pin 51, elastic spacing mechanism 52, inclined-plane boss 111, fixed frame buckle 112, control panel card slot 113, retention bead 221, bullet Property limited post 521.
Specific embodiment
The embodiments of the present invention is illustrated by particular specific embodiment below, those skilled in the art can be by this Content disclosed by specification understands other advantages and effect of the utility model easily, it is clear that described embodiment is The utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, this field is common Technical staff's every other embodiment obtained without making creative work belongs to the utility model protection Range.
The term on cited such as "upper", "lower", " left side ", the right side in this specification ", " centre ", is merely convenient to describe Be illustrated, rather than to limit the enforceable range of the utility model, relativeness is altered or modified, without substantive change Under technology contents, when being also considered as the enforceable scope of the utility model.
Embodiment 1
As shown in Figure 1 and Figure 7, a kind of intelligent switching control box is present embodiments provided, which includes box body 1, end Lid 2, control pcb board 3 and fixed frame 4.The structure of box body 1 is as shown in Figures 2 and 3, and the structure of end cap 2 is as shown in figure 4, end cap 2 Lid is located in the opening of 1 upper end of box body, and end cap buckle 21 is provided on the side of end cap 2, is provided with connection on the side of box body 1 Part 11, the inner top side of connector 11 are provided with the inclined-plane boss 111 matched with end cap buckle 21, and end cap 2 passes through with box body 1 End cap buckle 21 is connected together with 111 lower end of inclined-plane boss, and control pcb board 3 is arranged in the cavity between end cap 2 and box body 1, It is provided with supporting table 12 on the inner wall of box body 1, controls the structure of pcb board as shown in fig. 6, control pcb board 3 is arranged in supporting table 12 Top controls and offers the bayonet 31 matched with supporting table 12 on the side of pcb board 3, the inside lower end setting of connector 11 There is control panel card slot 113, the lower section of inclined-plane boss 111, control pcb board 3 and control panel card slot is arranged in control panel card slot 113 113 are connected together.
The structure of fixed frame 4 is provided on fixed frame 4 and is used for and wall as shown in figure 5, fixed frame 4 is mounted on 1 upper end of box body The fixation hole 41 that body back box is fixedly connected, 11 outer upper end of connector of box body 1 is provided with fixed frame buckle 112, in fixed frame 4 Between the edge that is open be provided with and buckle 112 fixed frame card slots 42 in mating connection with fixed frame, 4 middle opening of fixed frame A circle stiffener plate 43 is vertically connected on edge, stiffener plate 43 is set in 1 upper end of box body, is provided on the outer wall of box body 1 The positive stop lug boss 13 of limited support can be formed to stiffener plate 43,4 upper end of fixed frame is buckled by fixed card slot 42 and fixed frame 112 connections, lower end by 13 support limit of positive stop lug boss so that fixed frame 4 it is firm be connected to 1 upper end of box body, box body 1, end Lid 2, control pcb board 3, the connection structure of fixed frame 4 are as shown in Figure 7 and Figure 8.
As shown in Fig. 2, 1 bottom surface of box body offers two groups of terminal holes 14, it is removably connected with supporter 15 on terminal hole 14, The wiring hole 16 that area distribution on supporter 15 and between two groups of supporters 15 has a row that electric wire can be made to pass through, wiring hole 16 Quantity be five, 1 side of box body, which is correspondingly arranged on a row, can make screwdriver penetrate the electric wire fixation hole 17 for tightening electric wire, electricity The quantity of line fixation hole 17 is five, which is equally useful for electric wire and penetrates, and wiring hole 16 and electric wire are fixed It is provided with removable piece on hole 17, as long as removing the removable piece of corresponding position when use.
It is provided with porous needle stand 32 on control pcb board 3, the needle stand for passing through porous needle stand 32 is offered on end cap 2 Socket 22, the retention bead 221 to match can be engaged with porous needle stand 32 by being provided on the inner wall of needle stand socket 22, in use, control Box processed can connection switch control panel 5, as shown in figure 9, being provided on switch control panel 5 can be cooperatively connected with porous needle stand 32 Multidigit contact pin 51, the button operation instruction of user passes through circuit by mating by multidigit contact pin 51 and porous needle stand 32 It is transmitted to control pcb board 3.
Setting is provided with Liang Zu elastic spacing mechanism 52 on switch control panel 5 there are two limit opening 23 on end cap 2, Elastic spacing mechanism 52 includes two elastic spacing columns 521 that can be slided relatively, and control box passes through two on switch control panel 5 The corresponding limit opening 23 on end cap 2 of a elastic spacing column 521 is connect with switch control panel 5.
Intelligent switching control box in the present embodiment is light current into the single-ended minor structure of electricity, as shown in Figure 10, i.e. control PCB Plate 3 is light current into electric form, walks bus system, and control 3 bottom surface of pcb board is provided with spreads for the Special electric of light current electric current transmission Defeated female terminal 33, the supporter 15 on corresponding one group of terminal hole 14 is removed and installation is transmitted with the electric current on terminal hole 14 The electric current in mating connection of female terminal 33 transmits male terminal 34, realizes and controls the on-off that electric current transmits.
Embodiment 2
Intelligent switching control box in the present embodiment is light current into electric both-end minor structure, as shown in figure 11, reference implementation Example 1, control pcb board 3 is all light current into electric form, walks bus system, the difference is that, 3 bottom of control pcb board of the present embodiment Face, which is provided with, transmits female terminal 35 for the electric current transmission female terminal 33 of light current electric current transmission and the signal for signal transmission, Supporter 15 on two groups of terminal holes 14 is all removed and installation and the electric current transmit female terminal 33 and signal on terminal hole 14 Transmission female terminal 35 be respectively cooperating with connection electric current transmission male terminal 34 and signal transmission female terminal 36, realize to electric current transmit with And the on-off control of signal transmission.
Embodiment 3
Intelligent switching control box in the present embodiment is that forceful electric power refers to as shown in figure 12 into electric single load circuit structure Embodiment 1, the difference is that, the control pcb board 3 of the present embodiment is forceful electric power into electric form, and control 3 bottom surface of pcb board is corresponding There are three binding posts 37 for setting, and are respectively used to connection firewire (L), zero curve (N) and a load circuit (L1), remove wiring Removable piece on 17 corresponding position of hole 16 and electric wire fixation hole, electric wire are entered by wiring hole 16, the nut on binding post 37 with The setting of 17 face of electric wire fixation hole, is protruded into electric wire fixation hole 17 with screwdriver and tightens electric wire, which connects one Circuit relay 38, the setting of circuit relay 38 are realized and are controlled the on-off of single load circuit on control 3 bottom surface of pcb board.
Embodiment 4
Intelligent switching control box in the present embodiment is that forceful electric power refers to as shown in figure 13 into electric double load circuit structures Embodiment 3, control pcb board 3 into electric form be all forceful electric power, the difference is that, 3 bottom surface pair of control pcb board of the present embodiment Should be arranged there are four binding post 37, and be respectively used to connection firewire (L), zero curve (N) and and two load circuits (L1, L2), every load circuit is correspondingly connected with a circuit relay 38, and circuit relay 38 is arranged on control 3 bottom surface of pcb board, It realizes and the on-off of double load circuits is controlled.
Embodiment 5
Intelligent switching control box in the present embodiment is forceful electric power into electric three load circuit structures, as shown in figure 14, is referred to Embodiment 3, control pcb board 3 into electric form be all forceful electric power, the difference is that, 3 bottom surface pair of control pcb board of the present embodiment Should be arranged there are five binding post 37, and be respectively used to connection firewire (L), zero curve (N) and and three load circuits (L1, L2, L3), every load circuit is correspondingly connected with a circuit relay 38, and circuit relay 38 is arranged on control 3 bottom surface of pcb board, It realizes and the on-off of three load circuits is controlled.
Although above having made detailed description to the utility model with generality explanation and specific embodiment, On the basis of the utility model, it can be made some modifications or improvements, this is apparent to those skilled in the art 's.Therefore, these modifications or improvements on the basis of without departing from the spirit of the present invention, belong to the utility model and want Seek the range of protection.

Claims (10)

1. a kind of intelligent switching control box, which is characterized in that the control box includes box body, end cap, control pcb board and fixation Frame, the end cap are located in the opening of cassette upper end, and the control pcb board is arranged in the cavity between end cap and box body, institute It states fixed frame and is mounted on cassette upper end, connector is provided on the side of the box body, end is provided on the side of the end cap Cover latch, the inner top side of the connector, which is provided with, buckles the inclined-plane boss matched, the inside of the connector with end cap Lower end is provided with control panel card slot, and the control pcb board is connected together with control panel card slot, the side of the fixed frame middle opening Edge is vertically connected with a circle stiffener plate, and the stiffener plate is set in cassette upper end, is provided with energy on the outer wall of the box body The positive stop lug boss of limited support is formed to stiffener plate, the connector outer upper end is provided with fixed frame buckle, the fixation The edge of frame middle opening, which is provided with, buckles fixed frame card slot in mating connection with fixed frame, and the box bottom offers Multiple groups terminal hole, is removably connected with supporter on the terminal hole, and the region on the supporter and between supporter is set It is equipped with multiple wiring holes.
2. a kind of intelligent switching control box according to claim 1, which is characterized in that be provided on the inner wall of the box body Supporting table, the control pcb board are arranged above supporting table, offer on the side of the control pcb board and match with supporting table The bayonet of conjunction.
3. a kind of intelligent switching control box according to claim 1, which is characterized in that the control pcb board bottom surface setting There is the female terminal for electric current or signal transmission, the supporter on the terminal hole is removed and is corresponded on the terminal hole and is pacified Dress and female terminal male terminal in mating connection.
4. a kind of intelligent switching control box according to claim 1, which is characterized in that the box body side is correspondingly arranged on It is multiple that screwdriver can be made to penetrate the electric wire fixation hole for tightening electric wire.
5. a kind of intelligent switching control box according to claim 4, which is characterized in that the control pcb board bottom surface setting There are multiple binding posts, the nut on the binding post and electric wire fixation hole face are arranged.
6. a kind of intelligent switching control box according to claim 5, which is characterized in that the quantity of the binding post is at least Three, and it can be respectively used to connection firewire, zero curve and at least one load circuit, every load circuit is correspondingly connected with one and returns Road relay, the circuit relay setting is on control pcb board bottom surface.
7. a kind of intelligent switching control box according to claim 1, which is characterized in that be provided on the control pcb board Porous needle stand offers the needle stand socket for passing through porous needle stand on the end cap, sets on the inner wall of the needle stand socket The retention bead to match can be engaged with porous needle stand by being equipped with.
8. a kind of intelligent switching control box according to claim 7, which is characterized in that the control box connection switch control Panel is provided with the multidigit contact pin that can be cooperatively connected with porous needle stand on the switch control panel.
9. a kind of intelligent switching control box according to claim 8, which is characterized in that be arranged on the switch control panel You Liangzu elastic spacing mechanism, the elastic spacing mechanism include two can opposite sliding elastic spacing columns, on the end cap There are two limit opening, the control box is corresponding on end cap by two elastic spacing columns on switch control panel for setting Limit opening connect with switch control panel.
10. a kind of intelligent switching control box according to claim 1, which is characterized in that be arranged on the fixed frame useful In the fixation hole being fixedly connected with wall back box.
CN201821966193.6U 2018-11-27 2018-11-27 A kind of intelligent switching control box Active CN208819764U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821966193.6U CN208819764U (en) 2018-11-27 2018-11-27 A kind of intelligent switching control box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821966193.6U CN208819764U (en) 2018-11-27 2018-11-27 A kind of intelligent switching control box

Publications (1)

Publication Number Publication Date
CN208819764U true CN208819764U (en) 2019-05-03

Family

ID=66281004

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821966193.6U Active CN208819764U (en) 2018-11-27 2018-11-27 A kind of intelligent switching control box

Country Status (1)

Country Link
CN (1) CN208819764U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110429013A (en) * 2019-08-14 2019-11-08 西安赛诺克新能源科技股份有限公司 A kind of battery pack service switch
CN114242493A (en) * 2021-12-20 2022-03-25 深圳市金龙格王电子有限公司 High-precision weak current switch control system
CN114754185A (en) * 2022-04-27 2022-07-15 李婧伊 Electronic vacuum valve controller

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110429013A (en) * 2019-08-14 2019-11-08 西安赛诺克新能源科技股份有限公司 A kind of battery pack service switch
CN114242493A (en) * 2021-12-20 2022-03-25 深圳市金龙格王电子有限公司 High-precision weak current switch control system
CN114754185A (en) * 2022-04-27 2022-07-15 李婧伊 Electronic vacuum valve controller

Similar Documents

Publication Publication Date Title
CN208819764U (en) A kind of intelligent switching control box
CN106783419B (en) A kind of reclosing breaker
CN110474385A (en) A kind of Split movable power supply
CN207098205U (en) A kind of Multifunctional concentrator
CN210692877U (en) Quick wiring module and simple and convenient quick plug-in type plugboard
CN204793500U (en) Smart jack and smart jack control system
CN209029266U (en) A kind of Intelligent touch panel-switch
CN209298484U (en) A kind of foldable illumination socket
CN207426316U (en) It is a kind of with electric energy meter can timing intelligent socket
CN203826716U (en) Safety socket
CN207939892U (en) Convenient for the electrical part of replacement
CN206774885U (en) Metering auxiliary device and intelligent breaker based on breaker
CN206076595U (en) Detachable combined intelligent socket device
CN206370513U (en) Power connector
CN210110569U (en) Switch
CN208782186U (en) A kind of cubic socket
CN210627538U (en) Multifunctional electric teaching experiment cabinet
CN211015123U (en) Programmable controller
CN216819689U (en) Waterproof bathroom cabinet power pack of quick detachable
CN212462275U (en) Low-voltage power supply distribution box
CN211150911U (en) Line concentration device of automatic change-over switch
CN215120531U (en) Direct-current power supply of solar integrated stove
CN211378504U (en) Intelligent time controller for electric appliance
CN220544467U (en) Busbar contact transfer cabinet
CN217720786U (en) Bidirectional charging and discharging machine

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant