CN209515380U - A kind of wireless ground power interface device - Google Patents
A kind of wireless ground power interface device Download PDFInfo
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- CN209515380U CN209515380U CN201920441898.4U CN201920441898U CN209515380U CN 209515380 U CN209515380 U CN 209515380U CN 201920441898 U CN201920441898 U CN 201920441898U CN 209515380 U CN209515380 U CN 209515380U
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- power interface
- interface device
- movable part
- ground power
- wireless ground
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Abstract
The problems such as the utility model provides a kind of wireless ground power interface device, is related to electrical power source connection part technical field, destroys ground structure, flatness and beauty after solving existing floor socket outlet installation, itself is easily damaged, and there are security risks.The device includes preburying part and movable part, and the preburying part is separated with the movable part by ground；The preburying part is internally provided with primary coil and is fixedly installed in the below ground；The movable part is internally provided with secondary coil；When in use, the preburying part connects AC power source, and the primary coil is made to generate alternating magnetic field, and the alternating magnetic field can motivate induced electromotive force in the secondary coil；The induced electromotive force can be used by the power interface of the movable part for coupled circuit as AC power source.The utility model will not destroy ground structure, flatness and beauty, it is not easy to damage, safety is more preferable.
Description
Technical field
The utility model relates to electrical power source connection part technical fields, fill more particularly, to a kind of wireless ground power interface
It sets.
Background technique
Floor socket outlet is mounted on ground or similar site, the socket for connecting with fixed wiring, usually as ground cloth
The terminal and line outlet of linear system system, mainly take out the power supply in the wiring system of ground.It is mainly used for office space, airport, trip
The indoor place of the large bay such as shop, market, family.Traditional floor socket outlet common are flip lid type socket, pop-up socket and open
Open formula socket.After existing floor socket outlet installation, when not in use also can some structure can protrude ground, can usually be kicked
It arrives.
Applicants have discovered that at least there is following technical problem in the prior art:
Ground structure, flatness and beauty are destroyed after existing floor socket outlet installation, a part highlightedly easily make by face
It is damaged at itself, and there is the brings security risks such as water inlet short circuit.
Summary of the invention
The purpose of this utility model is to provide a kind of wireless ground power interface devices, to solve to exist in the prior art
Floor socket outlet installation after be easily damaged, also destroy the overall structure technical problem on ground.It is provided by the utility model many
Many technical effects elaboration as detailed below that optimal technical scheme in technical solution can be generated.
To achieve the above object, the utility model provides following technical scheme:
A kind of wireless ground power interface device provided by the utility model, including preburying part and movable part, it is described pre-
It buries portion and is separated with the movable part by ground；The preburying part is internally provided with primary coil and is fixedly installed in institute in advance
State below ground；The movable part is internally provided with secondary coil, and the movable part moves to described pre-buried when in use
The top in portion can move to other places when not in use；When in use, the preburying part connects AC power source, makes the primary line
Circle generates alternating magnetic field, and the alternating magnetic field can motivate induced electromotive force in the secondary coil；It is described induct it is electronic
Gesture can be used by the power interface of the movable part for coupled circuit as AC power source.
Optionally, the movable part is fixed on the ground by fixed device.
Optionally, the fixed device is vacuum chuck.
Optionally, the fixed device is weight, and the weight is solid block or holds liquid in a reservoir.
Optionally, the vacuum chuck or the weight include multiple, are distributed in the multiple and different of the movable part
Position.
Optionally, the primary coil and secondary coil the number of turns having the same.
Optionally, the primary coil has different the number of turns from the secondary coil.
Optionally, the secondary coil has adjustable the number of turns.
Optionally, it is provided with the first iron core in the primary coil, the second iron core is provided in the secondary coil.
Optionally, the distance between first iron core and second iron core are less than the thickness of the floor laying material
Degree.
Optionally, the primary coil is completely or partially around in first iron core parallel in the part on ground.
Optionally, the primary coil is completely or partially around in first iron core perpendicular to the part on ground.
Optionally, the preburying part is provided with pretreatment circuit, processing of the AC power source through the pretreatment circuit
Later, ac frequency is made to be higher than alternating current power frequency；Post processing circuitry is provided in the movable part, the secondary coil institute is defeated
After processing of the power supply out through the post processing circuitry, the frequency of the alternating current is reduced to alternating current power frequency.
Optionally, the ground above the preburying part is provided with mark, can will be described removable by the mark
Dynamic portion is directed at the preburying part.
Optionally, the movable part further includes magnetic field sensor and indicating circuit, and the magnetic field sensor is able to detect
Alternating magnetic field caused by the primary coil, and it is by the prompt of the indicating circuit that movable part alignment is described pre-
Bury portion.
Optionally, it is provided with switch in the AC power source that the preburying part is connected, the switch can control institute
State the generation and disappearance of the alternating magnetic field of primary coil.
Optionally, the movable part further includes second housing, and the second housing is able to carry out sound insulation, described removable
The inside in portion is filled with quieter material.
Optionally, it is provided with external electric supply socket on the movable part, the external electric supply socket can be to using city
The electrical equipment of electricity is powered.
Any of the above-described technical solution at least can produce following technical effect:
Wireless ground power interface device provided by the utility model will not destroy ground structure, flatness and beauty, no
It is easily damaged, safety is more preferable.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the schematic diagram of the first wireless ground power interface device；
Fig. 2 is the schematic diagram of second of wireless ground power interface device.
100, movable part in figure；110, power interface；120, fixed device；121, vacuum chuck；122, weight；140,
Secondary coil；150, the second iron core；160, second housing；170, indicate；200, preburying part；210, power access end；220, just
Grade coil；230, filler；240, the first shell；250, the first iron core；260, it switchs；300, ground；400, floor；500, water
Silt particle pulp layer；600, floor.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
The utility model provides a kind of wireless ground power interface device, as Figure 1-Figure 2, including preburying part 200
With movable part 100, preburying part 200 is separated with movable part 100 by ground 300, and preburying part 200 and movable part 100 can also
To be set as needed in the two sides of metope, desktop etc., to improve the scope of application of wireless ground power interface device.Preburying part
200 are internally provided with primary coil 220 and are fixedly installed in ground 300 in advance hereinafter, preburying part 200 is embedded in floor 600
On, and contacted with the cement sand bed 500 under ground 300, preburying part 200 can be wrapped up by the first shell 240, be avoided
Electric leakage or damage, installation will not destroy the integrality of the pavers such as ground 300 to preburying part 200 in advance, will not influence ground knot
Structure, flatness and beauty.Movable part 100 is internally provided with secondary coil 140, and movable part 100 can move when in use
To the top of preburying part 200, movable part 100 can move to other places when not in use.When in use, preburying part 200 passes through electricity
Source incoming end 210 connects AC power source, and power access end 210 is by being embedded in office space, airport, hotel, market, family etc.
Conducting wire and circuit pipeline under ground 300 are passed through alternating current, so that primary coil 220 is generated alternating magnetic field, alternating magnetic field is in secondary
Induced electromotive force is motivated in coil 140.Induced electromotive force can be connect as AC power source by the power supply of movable part 100
Mouth 110 is used for coupled circuit.Top or side equipotential in movable part 100 can be set in power interface 110
It sets, is connected with circuit, electric appliance conducting wire etc., in order to guarantee Electrical Safety and reduce noise, be arranged second in movable part 100
Shell 160 integrally covers the inside of movable part 100.The knot on the not prominent ground 300 of wireless ground power interface device
Structure will not damage the overall structure on ground 300, also do not allow to easily cause and itself damage, and there is no water inlet short circuits etc. to ask
Topic, safety are more preferable.
As optional embodiment, movable part 100 passes through fixed device 120 and is fixed on ground 300.Due to preburying part
200 generate alternating magnetic field by the alternating current that power access end 210 accesses, and the size and Orientation of alternating magnetic field is with alternating current
Frequency is changed, and during motivating induced electromotive force, preburying part 200 can produce movable part 100 movable part 100
Raw vibration and thrust, and then the transfer efficiency of wireless ground power interface device is influenced, fixed device 120 can reduce this shadow
It rings.Fixed device 120 can be vacuum chuck 121, and the suction that the operation of vacuum chuck 121 generates is not interfered by alternating magnetic field,
It will not influence alternating magnetic field, be also convenient for operating after connecting with second housing 160.Fixed device 120 or weight 122, weight
Object 122 can increase the gravity of movable part 100, and weight 122 is solid block or holds liquid in a reservoir, preferably non-ferric
Magnetic material, and connect with second housing 160, the pressure of movable part 100 Yu ground 300 is further increased, fixed effect is enhanced
Fruit.Vacuum chuck 121 or weight 122 include it is multiple, multiple and different positions of movable part 100, optimum position can be distributed in
Center far from movable part 100 improves the fixed effect that vacuum chuck 121 or weight 122 generate movable part 100.
As optional embodiment, as shown in Figure 1, primary coil 220 and the number of turns having the same of secondary coil 140,
Keep power interface 110 identical as the alternating voltage of power access end 210 with identical the number of turns, it is most widely used such as 220V.Such as
Shown in Fig. 2, primary coil 220 can have different the number of turns from secondary coil 140, be set as needed primary coil 220 with
The number of turns ratio of secondary coil 140 improves being applicable in for wireless ground power interface device convenient for exporting more kinds of different voltages
Range.Secondary coil 140 can have adjustable the number of turns, can adjust the power interface of wireless ground power interface device
110 output voltage, convenient for being adjusted at any time according to various different use occasions.Primary coil 220 and secondary coil 140 are excellent
Choosing uses enameled wire coiling.
As optional embodiment, it is provided with the first iron core 250 in primary coil 220, is provided in secondary coil 140
Second iron core 150, the first iron core 250 and the second iron core 150 can reinforce the magnetic between interior primary coil 220 and secondary coil 140
Coupling, the first iron core 250 are preferably close to combine the ring-type for forming closure with the second iron core 150.First iron core 250 and the second iron
Core 150 selects the material of higher magnetic permcability to be made, as increased manganese, cobalt metal on the basis of silicon steel sheet or ferroso-ferric oxide
Oxide, high magnetic permeability can be improved energy conversion efficiency.It can be processed by the bottom to ground 300, so that first
The distance between iron core 250 and the second iron core 150 are less than the thickness of floor laying material.By reduce preburying part 200 with it is removable
The distance between dynamic portion 100, lowers loss, improves the electric energy efficiency of transmission of wireless ground power interface device.Primary coil 220
Completely or partially it is around in the part that the first iron core 250 is parallel to ground 300.As shown in Fig. 2, primary coil 220 is all or part of
The first iron core 250 is around in perpendicular to the part on ground 300.The canoe different from the first iron core 250 of primary coil 220 is convenient for
Design the size and specification of preburying part.Filler 230 is additionally provided with inside preburying part 200, filler 230 is preferably colloid etc.,
To improve the ability that external force is born on the ground 300 of corresponding position.
As optional embodiment, preburying part 200 is provided with pretreatment circuit (being not drawn into figure), pre-processes in circuit
Including frequency converter, after the processing of the preprocessed circuit of AC power source, ac frequency is made to be higher than alternating current power frequency；Movable part
It is provided in 100 post processing circuitry (being not drawn into figure), pre-processing includes frequency converter in circuit, what secondary coil 140 was exported
After the processing of the post-treated circuit of power supply, the frequency of alternating current is reduced to alternating current power frequency.Pass through the friendship accessed to preburying part 200
Galvanic electricity frequency is promoted, and can reduce vibration and the noise of movable part 100, is provided in 100 power interface 110 of movable part
Industrial-frequency alternating current is then convenient for commonly used.
As optional embodiment, the ground 300 of 200 top of preburying part is provided with mark 170, passes through mark 170 energy
It is enough that movable part 100 is directed at preburying part 200, so that there is preferable coupling between primary coil 220 and secondary coil 140.It can
Moving portion 100 can also include magnetic field sensor (being not drawn into figure) and indicating circuit (being not drawn into figure), magnetic field sensor energy
Alternating magnetic field caused by primary coil 220 is enough detected, the degree that the modes such as sound, light indicate coupling can be used on indicating circuit,
So that there is preferable coupling between primary coil 220 and secondary coil 140.
As optional embodiment, switch 260,260 energy of switch are provided in the AC power source that preburying part 200 is connected
The generation and disappearance of the alternating magnetic field of primary coil 220 are enough controlled, setting switch 260 is convenient for wireless ground power interface device
It is controlled at any time, improves the safety of device, reduce the interference to other circuit systems.
As optional embodiment, movable part 100 further includes second housing 160, second housing 160 be able to carry out every
Sound, if rubber layer or deadening felt is arranged in the inside of second housing 160, the inside of movable part 100 is filled with quieter material (in figure
It is not drawn into), such as sound-proof material.Noise reduction is carried out to movable part 100 and sound insulation processing can reduce wireless ground power interface dress
The noise set improves the comfort used.
As optional embodiment, it is provided with external electric supply socket on movable part 100, may be provided in second housing 160
On, external electric supply socket can be to using the electrical equipment of alternating current to be powered, and external power supply seat can be improved wireless ground electricity
The convenience and applicability that source interface device uses.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (18)
1. a kind of wireless ground power interface device, which is characterized in that including preburying part and movable part, the preburying part and institute
Movable part is stated to be separated by ground；The preburying part be internally provided with primary coil and be fixedly installed in advance the ground with
Under；The movable part is internally provided with secondary coil, and the movable part moves to the top of the preburying part when in use,
Other places can be moved to when not in use；When in use, the preburying part connects AC power source, and the primary coil is made to generate alternation
Magnetic field, the alternating magnetic field can motivate induced electromotive force in the secondary coil；The induced electromotive force is as exchange
Power supply can be used by the power interface of the movable part for coupled circuit.
2. wireless ground power interface device according to claim 1, which is characterized in that the movable part passes through fixation
Device is fixed on the ground.
3. wireless ground power interface device according to claim 2, which is characterized in that the fixed device is vacuum suction
Disk.
4. wireless ground power interface device according to claim 2, which is characterized in that the fixed device is weight,
The weight is solid block or holds liquid in a reservoir.
5. wireless ground power interface device according to claim 3 or 4, which is characterized in that the vacuum chuck or institute
It states weight and includes multiple, be distributed in multiple and different positions of the movable part.
6. wireless ground power interface device according to claim 1, which is characterized in that the primary coil and described time
Grade coil the number of turns having the same.
7. wireless ground power interface device according to claim 1, which is characterized in that the primary coil and described time
Grade coil has different the number of turns.
8. wireless ground power interface device according to claim 1, which is characterized in that the secondary coil has adjustable
The number of turns of section.
9. wireless ground power interface device according to claim 1, which is characterized in that be provided in the primary coil
First iron core is provided with the second iron core in the secondary coil.
10. wireless ground power interface device according to claim 9, which is characterized in that first iron core with it is described
The distance between second iron core is less than the thickness of the floor laying material.
11. wireless ground power interface device according to claim 10, which is characterized in that the primary coil all or
Part is around in first iron core parallel in the part on ground.
12. wireless ground power interface device according to claim 10, which is characterized in that the primary coil all or
Part is around in first iron core perpendicular to the part on ground.
13. wireless ground power interface device according to claim 1, which is characterized in that the preburying part is provided with pre-
Processing circuit makes ac frequency be higher than alternating current power frequency after processing of the AC power source through the pretreatment circuit；It is described
Be provided with post processing circuitry in movable part, processing of the power supply that the secondary coil is exported through the post processing circuitry it
Afterwards, the frequency of the alternating current is reduced to alternating current power frequency.
14. wireless ground power interface device according to claim 1, which is characterized in that the institute above the preburying part
It states ground and is provided with mark, the movable part can be directed at by the preburying part by the mark.
15. wireless ground power interface device according to claim 1, which is characterized in that the movable part further includes
Magnetic field sensor and indicating circuit, the magnetic field sensor is able to detect alternating magnetic field caused by the primary coil, and leads to
The movable part is directed at the preburying part by the prompt for crossing the indicating circuit.
16. wireless ground power interface device according to claim 1, which is characterized in that the preburying part was connected
Switch is provided in the AC power source, the switch can control the generation and disappearance of the alternating magnetic field of the primary coil.
17. wireless ground power interface device according to claim 1, which is characterized in that the movable part further includes
Second housing, the second housing are able to carry out sound insulation, and the inside of the movable part is filled with quieter material.
18. wireless ground power interface device according to claim 1, which is characterized in that be arranged on the movable part
There is an external electric supply socket, the external electric supply socket can be to using the electrical equipment of alternating current to be powered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920441898.4U CN209515380U (en) | 2019-04-02 | 2019-04-02 | A kind of wireless ground power interface device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920441898.4U CN209515380U (en) | 2019-04-02 | 2019-04-02 | A kind of wireless ground power interface device |
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| CN209515380U true CN209515380U (en) | 2019-10-18 |
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| CN201920441898.4U Active CN209515380U (en) | 2019-04-02 | 2019-04-02 | A kind of wireless ground power interface device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109801771A (en) * | 2019-04-02 | 2019-05-24 | 陈江 | A kind of wireless ground power interface device |
-
2019
- 2019-04-02 CN CN201920441898.4U patent/CN209515380U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109801771A (en) * | 2019-04-02 | 2019-05-24 | 陈江 | A kind of wireless ground power interface device |
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