CN210246404U

CN210246404U - Wireless power transmission experimental device

Info

Publication number: CN210246404U
Application number: CN201921299111.1U
Authority: CN
Inventors: Xiaoyun Zheng; 郑晓云; Yonghua Xu; 徐拥华; Meilei Lyu; 吕梅蕾; Fei Wu; 吴飞
Original assignee: Quzhou Guangming Power Investment Group Co ltd; Quzhou University
Current assignee: Quzhou Guangming Power Investment Group Co ltd; Quzhou University
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2020-04-03
Anticipated expiration: 2029-08-12

Abstract

The utility model discloses a wireless power transmission experimental apparatus, including laboratory bench, transmitting coil, receiving coil, source coil, load coil, high frequency signal generator, oscilloscope and power amplifier, the symmetry is equipped with the transmission pole, two around the upper surface left side of laboratory bench the face that the transmission pole is relative all is equipped with the spacing groove, equal sliding connection has the gag lever post, two in the spacing groove between the downside of transmission pole and two equal fixed mounting has first spacing roof beam, two between the gag lever post the face that first spacing roof beam is relative all is equipped with two first joint grooves, and wherein two are relative joint active coil between the first joint groove, the utility model discloses a rotatory damping knob carries out planar normal direction's adjustment to receiving coil, accomplishes the experiment, through first joint groove and the not transmitting coil of equidimension of second joint groove with the diameter, accomplishes the experiment, The receiver coil, source coil and load coil were fixed for experiments.

Description

Wireless power transmission experimental device

Technical Field

The utility model relates to an experimental facilities technical field, concrete field is a wireless power transmission experimental apparatus.

Background

The wireless power transmission technology is also called non-contact power transmission technology, is a power supply mode for transmitting power from a power supply end to electric equipment by means of a space intangible soft medium, and is a revolutionary progress of power transmission and access. The wireless power transmission effectively solves the problems of convenient and safe access of a power supply, and the problems of electric spark insertion, carbon deposition, difficult maintenance, easy abrasion and the like caused by the traditional direct contact type power transmission mode, particularly the potential safety hazard problem in the power utilization in a special environment.

In order to test the wireless power transmission performance, the distance between the receiving coil and the transmitting coil needs to be adjusted to perform the test, and the plane normal direction of the receiving coil needs to be changed to perform the test, so that the transmission efficiency and the transmission stability of the transmitting coil and the receiving coil are verified. Because the wireless power transmission technology is divided into a two-coil structure and a four-coil structure, the four-coil structure is additionally provided with a source coil and a load coil on the basis of a receiving coil and a transmitting coil, the existing experimental device can only carry out fixed experiments on the two-coil structure, can not directly carry out all fixed experiments on the four-coil structure, and can not fix coils with different diameters, thereby influencing the progress of the whole experiment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wireless power transmission experimental apparatus to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a wireless electric energy transmission experimental device comprises an experiment table, a transmitting coil, a receiving coil, a source coil, a load coil, a high-frequency signal generator, an oscilloscope and a power amplifier, wherein the front and back of the left side of the upper surface of the experiment table are symmetrically provided with transmitting rods, two opposite surfaces of the transmitting rods are respectively provided with a limiting groove, the limiting grooves are respectively and slidably connected with limiting rods, a first limiting beam is fixedly arranged between the lower sides of the two transmitting rods and between the two limiting rods, two opposite surfaces of the first limiting beam are respectively provided with two first clamping grooves, the source coil is clamped between the two opposite first clamping grooves, the transmitting coil is clamped between the other two opposite first clamping grooves, the upper surface of the experiment table is provided with a sliding rail on the right side of the transmitting rods, the sliding rail is slidably connected with a sliding table, the receiving rod is fixedly arranged on the sliding table, one surface of the receiving rod facing the transmitting rod is provided with a lifting groove, the lifting groove is connected with a lifting rod in a sliding way, one surface of the lifting rod facing the launching rod is provided with an n-shaped rod, two opposite side walls of the n-shaped rod are rotatably connected with fixed ends of telescopic rods, telescopic ends of the two telescopic rods are respectively provided with a second limiting beam, two opposite surfaces of the two second limiting beams are respectively provided with two second clamping grooves, wherein a receiving coil is clamped between two opposite second clamping grooves, a load coil is clamped between the other two opposite second clamping grooves, the both sides wall that n type pole was kept away from each other all rotates and is connected with the damping knob, two the rotatory end of damping knob respectively with two the stiff end of telescopic link is connected, two both sides wall upper portion that the transmission pole was kept away from each other is equipped with the locking knob, the lateral wall upper portion that the lifting groove was kept away from to the receiving rod is equipped with the locking knob.

Preferably, the high-frequency signal generator and the power amplifier are both arranged on the left side of the upper surface of the experiment table, the oscilloscope is arranged on the right side of the upper surface of the experiment table, the high-frequency signal generator is electrically connected with the power amplifier, the power amplifier is electrically connected with the source coil, and the oscilloscope is electrically connected with the load coil.

Preferably, the transmitting coil obtains a high-frequency oscillating signal from the source coil through electromagnetic induction, the receiving coil receives the high-frequency oscillating signal transmitted by the transmitting coil through magnetic coupling resonance, and the receiving coil transmits the high-frequency oscillating signal to the load coil through electromagnetic induction.

Preferably, the transmitting coil, the receiving coil, the source coil and the load coil are all made of copper materials.

Preferably, the circle centers of the transmitting coil, the receiving coil, the source coil and the load coil are all arranged on the same horizontal straight line.

Preferably, the first limit beam and the second limit beam are made of rubber materials.

Preferably, the heights of the notches of the first clamping section groove and the second clamping section groove are smaller than the thickness of each coil.

Compared with the prior art, the beneficial effects of the utility model are that: a wireless electric energy transmission experimental device is provided, through the matching arrangement of a transmitting rod, a limiting groove and a limiting rod, when the transmitting coil and a source coil are required to be fixed, the height of a first limiting beam is adjusted according to the diameter of the transmitting coil and the diameter of the source coil, the transmitting coil and the source coil are clamped in first clamping grooves of two first limiting beams at the upper side and the lower side, the distance between the transmitting coil and a receiving coil can be adjusted through the matching arrangement of a sliding rail and a sliding table, distance experiments are carried out, through the matching arrangement of a receiving rod, a lifting groove and a lifting rod, an n-shaped rod can slide up and down, the circle centers of the receiving coil and the transmitting coil are adjusted to the same horizontal straight line, a second limiting beam can move towards the front side or the rear side through a telescopic rod, when the receiving coil and the load coil are required to be fixed, the distance between the two second limiting beams is adjusted according to the diameter of the receiving coil and the load coil, make receiving coil and load coil joint in the second draw-in groove of two spacing roof beams, through the damping knob, the face of adjustable receiving coil and load coil and the angle of horizontal plane to each plane normal direction to receiving coil is tested and is verified, the utility model discloses a rotatory damping knob carries out the adjustment of plane normal direction to receiving coil, accomplishes the experiment, fixes transmitting coil, receiving coil, source coil and the load coil of the equidimension not of diameter through first joint groove and second joint groove and tests.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

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

FIG. 3 is a view taken along line B-B of FIG. 1;

fig. 4 is a schematic view of the internal top structure of the n-shaped rod of the present invention;

fig. 5 is a view along the line C-C in fig. 4.

In the figure: 1-experiment table, 2-transmitting coil, 3-receiving coil, 4-source coil, 5-load coil, 6-high frequency signal generator, 7-oscilloscope, 8-power amplifier, 9-transmitting rod, 10-limiting groove, 11-limiting rod, 12-first limiting beam, 13-first clamping groove, 14-sliding rail, 15-sliding table, 16-receiving rod, 17-lifting groove, 18-lifting rod, 19-n type rod, 20-telescopic rod, 21-second limiting beam, 22-second clamping groove, 23-damping knob and 24-locking knob.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a wireless electric energy transmission experimental device comprises an experiment table 1, a transmitting coil 2, a receiving coil 3, a source coil 4, a load coil 5, a high-frequency signal generator 6, an oscilloscope 7 and a power amplifier 8, wherein the left side of the upper surface of the experiment table 1 is symmetrically provided with transmitting rods 9 in the front and back, the opposite surfaces of the two transmitting rods 9 are respectively provided with a limiting groove 10, the limiting grooves 10 are respectively connected with limiting rods 11 in a sliding manner, first limiting beams 12 are fixedly arranged between the lower sides of the two transmitting rods 9 and between the two limiting rods 11, the opposite surfaces of the two first limiting beams 12 are respectively provided with two first clamping grooves 13, wherein the source coil 4 is clamped between the two opposite first clamping grooves 13, the transmitting coil 2 is clamped between the other two opposite first clamping grooves 13, the upper surface of the experiment table 1 and the right side of the transmitting rods 9 are provided with a slide rail 14, sliding connection has slip table 15 on slide rail 14, fixed mounting has receiving rod 16 on slip table 15, receiving rod 16 is equipped with lift groove 17 towards the one side of launching rod 9, sliding connection has lifter 18 in lift groove 17, lifter 18 is equipped with n type pole 19 towards the one side of launching rod 9, the relative both sides wall of n type pole 19 all rotates the stiff end that is connected with telescopic link 20, two the flexible end of telescopic link 20 all is equipped with second spacing roof beam 21, two the relative face of second spacing roof beam 21 all is equipped with two second joint grooves 22, wherein the joint has receiving coil 3 between two relative second joint grooves 22, the joint has load coil 5 between two relative second joint grooves 22 in addition, the both sides wall that n type pole 19 kept away from each other all rotates and is connected with damping knob 23, two the rotatory end of damping knob 23 respectively with the stiff end of two telescopic links 20, two locking knobs 24 are arranged on the upper portions of the two side walls, far away from each other, of the two emitting rods 9, and the locking knobs 24 are arranged on the upper portions of the side walls, far away from the lifting groove 17, of the receiving rod 16.

Specifically, the high-frequency signal generator 6 and the power amplifier 8 are both arranged on the left side of the upper surface of the experiment table 1, the oscilloscope 7 is arranged on the right side of the upper surface of the experiment table 1, the high-frequency signal generator 6 is electrically connected with the power amplifier 8, the power amplifier 8 is electrically connected with the source coil 4, and the oscilloscope 7 is electrically connected with the load coil 5.

Specifically, the transmitting coil 2 obtains a high-frequency oscillating signal from the source coil 4 through electromagnetic induction, the receiving coil 3 receives the high-frequency oscillating signal transmitted by the transmitting coil 2 through magnetic coupling resonance, and the receiving coil 3 transmits the high-frequency oscillating signal to the load coil 5 through electromagnetic induction.

Specifically, the transmitting coil 2, the receiving coil 3, the source coil 4 and the load coil 5 are all made of copper materials.

Specifically, the centers of the transmitting coil 2, the receiving coil 3, the source coil 4 and the load coil 5 are all arranged on the same horizontal straight line.

Specifically, the first limiting beam 12 and the second limiting beam 21 are both made of rubber materials and play a role in insulation.

Specifically, the heights of the notches of the first clamping groove 13 and the second clamping groove 22 are smaller than the thickness of each coil, so that the coils are clamped more stably.

The working principle is as follows: the utility model discloses medium-high frequency signal generator 6 sends high frequency signal, pass through power amplifier 8 after with energy signal and give source coil 4, transmitting coil 2 utilizes electromagnetic induction to obtain the high frequency oscillation signal that high frequency signal generator 6 sent from source coil 4, send to receiving coil 3 in the form of nonradiative near field electromagnetic wave again, receiving coil 3 receives the high frequency oscillation signal that transmitting coil 2 sent through the magnetic coupling resonance between the coil, energy is supplied to load coil 5 and oscilloscope 7 through electromagnetic induction, oscilloscope 7 can convert the electric signal that can not see with the naked eye into the image that sees, make things convenient for the experimenter to carry out the experimental verification, through the cooperation setting of transmitting rod 9, spacing groove 10 and gag lever post 11, can make first spacing roof beam 12 slide from top to bottom, when needing to fix transmitting coil 2 and source coil 4, according to the diameter size of transmitting coil 2 and source coil 4, the height of the first limiting beam 12 is adjusted, so that the transmitting coil 2 and the source coil 4 are clamped in the first clamping grooves 13 of the two first limiting beams 12 at the upper side and the lower side, the distance between the transmitting coil 2 and the receiving coil 3 can be adjusted through the matching arrangement of the sliding rail 14 and the sliding table 15, the distance experiment verification is carried out, the n-shaped rod 19 can slide up and down through the matching arrangement of the receiving rod 16, the lifting groove 17 and the lifting rod 18, the circle centers of the receiving coil 3 and the transmitting coil 2 are adjusted to be on the same horizontal straight line, the second limiting beam 21 can move towards the front side or the rear side through the telescopic rod 20, when the receiving coil 3 and the load coil 5 need to be fixed, the distance between the two second limiting beams 21 is adjusted according to the diameter sizes of the receiving coil 3 and the load coil 5, so that the receiving coil 3 and the load coil 5 are clamped in the second clamping grooves 22 of the two limiting beams, and because the first limiting beams 12 and the second limiting beams 21 are both made of rubber materials, both can play insulating effect, on preventing current transmission's laboratory bench, cause the injury to operating personnel, can be to the more stable of coil centre gripping again, through damping knob 24, adjustable receiving coil 3 and load coil 5's face and the angle of horizontal plane to each normal direction of receiving coil 3 is tested and is verified, the utility model discloses a rotatory damping knob 23 carries out normal direction's adjustment to the receiving coil, accomplishes the experiment, through first joint groove 13 and second joint groove 22 with the not equidimension transmitting coil 2 of diameter, receiving coil 3, source coil 4 and load coil 5 fix and experiment.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a wireless power transmission experimental apparatus, includes laboratory bench (1), transmitting coil (2), receiving coil (3), source coil (4), load coil (5), high frequency signal generator (6), oscilloscope (7) and power amplifier (8), its characterized in that: the test bed is characterized in that the front and back sides of the left side of the upper surface of the test bed (1) are symmetrically provided with the emitting rods (9), two opposite surfaces of the emitting rods (9) are provided with limit grooves (10), the limit grooves (10) are internally provided with limit rods (11) in sliding connection, two lower sides of the emitting rods (9) and two limit rods (11) are fixedly provided with first limit beams (12), two opposite surfaces of the first limit beams (12) are provided with two first clamping grooves (13), wherein the two opposite surfaces of the first clamping grooves (13) are clamped with the active coil (4), the other two opposite surfaces of the first clamping grooves (13) are clamped with the emitting coil (2), the upper surface of the test bed (1) is provided with the slide rail (14) on the right side of the emitting rods (9), the slide rail (14) is connected with the sliding table (15) in a sliding manner, and the sliding table (15) is fixedly provided with the receiving rods (16), receiving rod (16) is equipped with lift groove (17) towards the one side of launching rod (9), sliding connection has lifter (18) in lift groove (17), lifter (18) is equipped with n type pole (19) towards the one side of launching rod (9), the both sides wall that n type pole (19) is relative all rotates the stiff end that is connected with telescopic link (20), two the flexible end of telescopic link (20) all is equipped with second spacing roof beam (21), two the face that second spacing roof beam (21) is relative all is equipped with two second joint grooves (22), wherein the joint has receiving coil (3) between two relative second joint grooves (22), the joint has load coil (5) between two other relative second joint grooves (22), the face that n type pole (19) kept away from each other all rotates and is connected with damping knob (23), the rotatory end of two damping knob (23) respectively with the stiff end of two telescopic links (20), two the both sides wall upper portion that launching rod (9) kept away from each other is equipped with locking knob (24), the lateral wall upper portion that receiving rod (16) kept away from lift groove (17) is equipped with locking knob (24).

2. The wireless power transmission experimental device according to claim 1, wherein: the high-frequency signal generator (6) and the power amplifier (8) are arranged on the left side of the upper surface of the experiment table (1), the oscilloscope (7) is arranged on the right side of the upper surface of the experiment table (1), the high-frequency signal generator (6) is electrically connected with the power amplifier (8), the power amplifier (8) is electrically connected with the source coil (4), and the oscilloscope (7) is electrically connected with the load coil (5).

3. The wireless power transmission experimental device according to claim 1, wherein: the transmitting coil (2) obtains a high-frequency oscillating signal from the source coil (4) through electromagnetic induction, the receiving coil (3) receives the high-frequency oscillating signal transmitted by the transmitting coil (2) through magnetic coupling resonance, and the receiving coil (3) transmits the high-frequency oscillating signal to the load coil (5) through electromagnetic induction.

4. The wireless power transmission experimental device according to claim 1, wherein: the transmitting coil (2), the receiving coil (3), the source coil (4) and the load coil (5) are all made of copper materials.

5. The wireless power transmission experimental device according to claim 1, wherein: the circle centers of the transmitting coil (2), the receiving coil (3), the source coil (4) and the load coil (5) are all arranged on the same horizontal straight line.

6. The wireless power transmission experimental device according to claim 1, wherein: the first limiting beam (12) and the second limiting beam (21) are both made of rubber materials.

7. The wireless power transmission experimental device according to claim 1, wherein: the heights of the notches of the first clamping groove (13) and the second clamping groove (22) are smaller than the thickness of each coil.