Electric power switching device
Technical field
The utility model relates to electric power switching device, especially, relates to a kind of stackable electric power switching device.
Background technology
In the prior art, under the situation that multiple devices use simultaneously, have a plurality of plugs and be inserted on the main power socket, have how many platform equipment just to have how many root power lines and be connected on the main power socket.The equipment that uses far or simultaneously apart from equipment when supply socket more for a long time, it is floating empty or drag on the ground a large amount of power lines just to occur, causes on-the-spot in disorderly, hinders moving at any time of staff's action and equipment.Even the power supply that can cause certain the equipment bad phenomenon such as outage that go offline, also exist very serious potential safety hazard simultaneously.
The utility model content
The utility model purpose is to provide a kind of electric power switching device stackable, that have water-proof function, many technical problems that power line is in disorder when using simultaneously to solve present multiple devices.
For realizing above-mentioned purpose; An aspect according to the utility model; A kind of electric power switching device is provided, has comprised housing, first connector, second connector and the 3rd connector of insulation, wherein; First connector, second connector and the 3rd connector are installed in the housing, and first connector and the 3rd connector all electrically connect with second connector.
Further, electric power switching device also comprises a water repellent component, and water repellent component is fastened on the housing, and hides first connector.
Further, housing comprises upper shell fixed with each other and lower house; Upper shell is provided with stair-stepping boss, and water repellent component is provided with a concave station that engages with boss.
Further, upper shell comprises first resettlement section that is used for accommodating first connector and last the 3rd resettlement section that is connected with first resettlement section; Lower house comprises second resettlement section of accommodating second connector and following the 3rd resettlement section that is connected with second resettlement section; Form the 3rd resettlement section of accommodating the 3rd connector after last the 3rd resettlement section and following the 3rd resettlement section amalgamation.
Further, the inwall of the 3rd resettlement section is provided with internal spline; The outside of the 3rd connector is provided with external splines, and the 3rd connector is fixed on the 3rd resettlement section through cooperatively interacting of interior external splines.
Further, the inside lower end of second resettlement section is provided with a fixedly step; The outside of second connector is provided with and the fixing ladder that adapts of step, and second connector is tightened in upper shell with long screw through the screw column again through fixing step chucking, fixes second connector.
Further; First resettlement section is provided with first holding section; The outside of first connector is provided with the first snap fit portion that first holding section with first resettlement section adapts; The first snap fit portion be stuck in first connector is supported in the end of first holding section, is with fixed head at the interface of first connector, and first connector is fixed on first resettlement section.
Further, water repellent component comprises a waterproof end cap and is fixed on the fixation clip in the waterproof end cap, forms concave station between the following ora terminalis of waterproof end cap and the lower end of fixation clip.
Further, be fixed with the 4th connector that is electrically connected with first connector through fixation clip in the waterproof end cap; Also be provided with an indicator light on the waterproof end cap; Indicator light is electrically connected with the 4th connector.
Further, electric power switching device can mutual superposition, and the second connector socket connection of first connector of one of them electric power switching device of each adjacent two electric power switching device and another one electric power switching device.
The utlity model has following beneficial effect: when multiple devices use simultaneously; Many power line is connected on the power connector of a plurality of stacks, and has only a power line to be connected on the main power source at last, has solved a lot of root power lines and has been connected to main power source and causes on-the-spot in disorder problem; And the utility model stack is convenient; Simple to operate, the utlity model has water-proof function after the stack simultaneously, reduced potential safety hazard.
Except top described purpose, feature and advantage, the utility model also has other purpose, feature and advantage.To do further detailed explanation to the utility model with reference to figure below.
Description of drawings
The accompanying drawing that constitutes the application's a part is used to provide the further understanding to the utility model, and illustrative examples of the utility model and explanation thereof are used to explain the utility model, do not constitute the improper qualification to the utility model.In the accompanying drawings:
Fig. 1 is the cross-sectional schematic of the electric power switching device of the utility model preferred embodiment;
Fig. 2 is the sketch map of the electric power switching device of the utility model preferred embodiment;
Fig. 3 is the partial schematic sectional view of the electric power switching device of the utility model preferred embodiment; And
Fig. 4 is the overlaying state sketch map of the electric power switching device of the utility model preferred embodiment.
Embodiment
Embodiment to the utility model is elaborated below in conjunction with accompanying drawing, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
Referring to Fig. 1 and Fig. 2, the utility model electric power switching device comprises first connector 1, second connector 2, the 3rd connector 3, be used to hold the insulation shell of first, second and the 3rd connector 1,2,3 and be installed in the water repellent component 6 on the housing.Wherein, this housing comprises the upper shell 4 and lower house 5 that is fixed together.
Upper shell 4 comprises a holding section on the port that is arranged on upper shell 4; The lower port of lower house 5 is provided with the snap fit portion that matches with upper shell 4 holding sections.
Preferably, the holding section of upper shell 4 is set to stair-stepping boss 41, and the snap fit portion of lower house 5 is set to the concave station 51 that adapts with boss 41.When needs connect the stack of two electric power switching devices, above the boss 41 of an electric power switching device cooperate installation with the concave station 51 of a following electric power switching device so that two electric power switching devices interfix.
Upper shell 4 also comprises first resettlement section 42 and last the 3rd resettlement section 43 that is used for accommodating the 3rd connector 3 that is used for accommodating first connector 1.Lower house 5 comprises second resettlement section 52 of accommodating second connector 2 and following the 3rd resettlement section 53 of matching with last the 3rd resettlement section 43.After upper shell 4 and lower house 5 were fixed together, last the 3rd resettlement section 43 formed the 3rd resettlement section 33 with following the 3rd resettlement section 53.The distribution of first resettlement section 42, second resettlement section 52 and the 3rd resettlement section 33 is " T " shape.
Please combine with reference to Fig. 3, the inboard port of first resettlement section 42 is provided with first holding section 421; The inside lower end of second resettlement section 52 is provided with a fixedly step 521; The madial wall of the 3rd resettlement section 33 is provided with internal spline.
Preferably, the upper end of the lower end of upper shell 4 and lower house 5 is provided with the draw-in groove that cooperatively interacts, and is used for fixing upper shell 4 and lower house 5.
First connector 1 comprises plug 11 and the interface 12 that is connected with plug 11, is provided with the first snap fit portion 13 that first holding section 421 with first resettlement section 42 adapts in the outside of first connector 1.When first connector 1 is installed in first resettlement section 42; The 1 first outer snap fit portion 13 cooperates (see figure 3) with first holding section 421 of first resettlement section, 42 inboard ports with first connector; At the interface cover upper mounted plate 7 of first connector 1, first connector 1 is fixed on first resettlement section 42 again.The first snap fit portion 13 that is stuck in first connector 1 is supported in the end of first holding section 421, has avoided because outside water or impurity get into first resettlement section 42.And the lateral wall of first holding section 421 to outer lug to form above-mentioned stair-stepping boss 41.
Second connector 2 comprises pin 21 and the interface 22 that is connected with pin 21; Second connector 2 is installed in second resettlement section 52, is provided with in the outside of second connector 2 and the fixing ladder that adapts of step 521, in installation process; Only need second connector 2 is inserted in second resettlement section 52; Fixedly the ladder of the step 521 and second connector 2 develops, and is tightened in through the screw column on the inserts of upper shell 4 with long screw again, fixing second connector 2.
The 3rd connector 3 comprises plug 31 and the interface 32 that is connected with plug 31; External splines 34, the three connectors 3 that internal spline on the madial wall that is provided with on the lateral wall of the 3rd connector 3 with the 3rd resettlement section 33 adapts are connected in the 3rd resettlement section 33 through interior external splines.The inboard port of the outside of the 3rd connector 3 and the 3rd resettlement section 33 is provided with the step that mutual top is supported, and comes off in the 3rd resettlement section 33 to prevent the 3rd connector 3.
The interface 32 of the pin 22 of second connector 2 and the interface 12 of first connector 1 and the 3rd connector 3 electrically connects respectively.
Water repellent component 6 comprise the 4th connector 61, fixing the 4th connector 61 fixation clip 62, be installed in the waterproof end cap 63 in the 4th connector 61 and fixation clip 62 outsides and be installed in the indicator light 64 on the waterproof end cap 63.The structure of the 4th connector 61 is identical with the structure of second connector 2.During installation, earlier fixation clip 62 is installed in the waterproof end cap 63, the 4th connector 61 is inserted again, fixation clip 62, is locked the 4th connector 61 on waterproof end cap 63 through screw tightening.Indicator light 64 adopts light-emitting diode, and electrically connects with the 4th connector 61.
Preferably, a stair-stepping concave station 65 is formed in the lower end of the bottom of waterproof end cap 63, fixation clip 62 and the 4th connector 61, and concave station 65 adapts with the boss 41 of upper shell 4; So that when this electric power switching device does not use, waterproof end cap 63 is fixed on the upper shell 4.
Please with reference to Fig. 4; When two equipment use simultaneously; Can the power line of first equipment be connected on the 3rd connector 3 of first electric power switching device; The power line of second equipment is connected on the 3rd connector 3 of another electric power switching device; Second connector 2 of second power supply switching device is inserted on first connector 1 of first electric power switching device, and at this moment the concave station 51 of second power supply switching device cooperates with the boss 41 of first electric power switching device, can be good at coupling together two electric power switching device stacks.During stack, the plug 11 of first connector 1 of electric power switching device is electrically connected with the interface 22 of second connector 2 of second power supply switching device during first stack.Water repellent component 4 is inserted on first connector 1 of second power supply switching device, the concave station 65 of water repellent component 6 cooperates with first connector, 1 boss 41 on the second power supply switching device, and the 4th connector 61 of water repellent component 6 is electrically connected with first connector 1.After second connector 2 of first electric power switching device is plugged main power source, if the indicator light 64 of water repellent component 6 topmost is bright, explain that then two electric power switching devices all switch on, two equipment can operate as normal.
When the equipment more than two uses simultaneously; Connect equally according to the method described above; Several equipment several superposing type power connectors that just superpose are arranged; In the end connect water repellent component 4 on first connector 1 of an electric power switching device, second connector 2 of first electric power switching device connects main power source and gets final product.Such method of attachment has only a power line to be connected on the main power source, solved the many and in disorder problem of power line, and stack is convenient, and is simple to operate, the utlity model has water-proof function simultaneously, reduced potential safety hazard.
The preferred embodiment that the above is merely the utility model is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection range of the utility model.