CN208401632U - A kind of contactless energy transmission device of electric rotary equipment - Google Patents

Abstract

A kind of contactless energy transmission device of electric rotary equipment, including motor control panel, receive control panel, driving motor, it is characterized in that also having inductiopn rotor coil, arc permanent stator magnets, fastening connection piece, drive enclosure, driving motor is mounted on lower part in drive enclosure, the lower part of drive enclosure is mounted among motor control panel top, two arc permanent stator magnets are symmetrically mounted at left and right sides of drive enclosure internal upper part in groove, receive the shaft upper end for being mounted on driving motor in the middle part of control panel by fastening connection piece, two arc inductiopn rotor coil mould groups are mounted on middle part left and right ends under fastening connection piece, electrical equipment rotation portion is mounted on reception control panel, fastening connection piece upper end.The utility model solves the problems, such as the energy transmission of fixed rate slewing, without being limited to conducting wire puzzlement, has good market application prospect in a manner of the more competitive a kind of completely new system architecture of simpler, cost.

Description

A kind of contactless energy transmission device of electric rotary equipment

Technical field

The utility model relates to motor control, alternative electric generation, wireless communication technique field, especially a kind of electronic rotation is set Standby contactless energy transmission device.

Background technique

As the modernization level of field of electrical control is continuously improved, rotary conductive component is widely used to each neck Domain.By taking the most common radar, three-dimensional LED display as an example, it is desirable that can be rotated at equipment upper end continuous rotation position, moreover it is possible to To power supply, guarantee the electrical component electricity consumption of rotation portion.In practical application, in order to guarantee that the electrical component in rotation portion is used Electricity, preventing power supply conducting wire from twisting together in rotation is one of essential process.

For such as power supply of rotating LED screen, using the brush plate and rotation for being fixed on pedestal metal guide rail or The mode of person's metal wheel shaft contact is powered (rotating LED screen connect with brush plate) to rotating LED screen, is a kind of inexpensive, low set The method for counting difficulty, but this method is inevasible that there are mechanical frictions can also bring fluctuation of service, unreliable, with And the shortcomings that needing periodic maintenance.

In order to which the problem inherent to mechanical friction energy transmission technology improves, present many rotating LED screen sides The power supply of case is turned direct current input energy by inverter circuit using the wireless energy transfer mode of electromagnetic field couples formula Change the AC energy of certain frequency into, AC energy works in fixed transmitting coil mould group, alternating electromagnetic field is generated, when can The receiving coil mould group (and the rotation portion of LED screen is installed together) of rotation receives alternating electromagnetic field, will sense friendship Stream energy, then the DC energy for rotary part work is converted to by rectification circuit.The wireless energy of electromagnetic field couples formula The advantages of transmission has and stablizes, is reliable, Maintenance free, still, due to inverter circuit to be increased, rectification circuit, a pair of of coil mould Group etc., will improve many in cost, and that there are power attenuations in the transmission and receive process of wireless energy is big, cannot effective benefit With electric energy, the shortcomings that causing waste of energy, especially if LED screen size is bigger, it is bigger to need to transmit voltage, electric current When, disadvantages mentioned above becomes apparent.

Based on above-mentioned, the non-contact type electric energy amount power supply for designing a kind of slewing is used, and can guarantee electric energy in transmission When, it does not need to be limited to conducting wire puzzlement, simultaneously, moreover it is possible to save cost, and the radio energy of effective use of energy sources transmits dress Setting seems particularly necessary.

Utility model content

In order to overcome existing rotation power supply unit power in because structure limit there are the drawbacks of, the utility model provides one The contactless energy transmission device of kind electric rotary equipment is provided with symmetrical arc in the shell upper end of driving motor Magnet is mounted with Rotation of receiver control panel in the drive shaft of driving motor, receives control panel and is located at the rotation of required electrical equipment The middle part lower end at position, receiving has inductiopn rotor coil among the lower end of control panel, in work, when the shaft band of driving motor While employing the rotation of electric equipment rotation portion, inductiopn rotor coil is simultaneously emitted by electric energy, related elements on received control panel Effect is that electrical equipment rotation portion is powered, and the electric energy that inductiopn rotor coil issues is powered directly to electrical equipment rotation portion, No longer warp is wirelessly converted powers to electrical equipment rotation portion, not only realizes and effectively powers (no to electrical equipment rotation portion Mechanical wear and knotting of wire can be generated), prevent electric energy multistage to convert and the unnecessary waste of bring.

The technical scheme adopted by the utility model to solve the technical problem is as follows:

A kind of contactless energy transmission device of electric rotary equipment, including motor control panel, reception control panel, driving Motor, it is characterised in that also there is inductiopn rotor coil, arc permanent stator magnets, fastening connection piece, drive enclosure, driving Motor is mounted on lower part in drive enclosure, and the lower part of drive enclosure is mounted among motor control panel top, outside driver Fluted at left and right sides of shell internal upper part, two arc permanent stator magnets are symmetrically mounted at left and right sides of drive enclosure internal upper part In groove, the shaft upper end of driving motor is located at outside drive enclosure upper center through-hole upper end, and fastening connection piece receives control Respectively there is a through-hole at the middle part of plate, receives the shaft upper end for being mounted on driving motor in the middle part of control panel by fastening connection piece, sense Rotor coil is answered to be made of two arc inductiopn rotor coil mould groups, two arc inductiopn rotor coil mould groups are mounted on fastening and connect Middle part left and right ends, inductiopn rotor coil are located just between two arc permanent stator magnets under fitting, and two arcs are permanent Magnets of stator polarity receives control panel, fastening connection piece upper end on the contrary, electrical equipment rotation portion is mounted on.

In the motor control panel have main control chip, power management module, motor control module, motor drive module, Drive and control of electric machine plate bluetooth communication module, drive and control of electric machine plate bluetooth communication antenna, the input power of motor control panel are External dc power or be battery modules, through the power management module in motor control panel, is converted to for control panel main core The low-tension supply of piece work, and the high-voltage DC power supply used for driving motor.

The driving motor is connected with the motor drive module of motor control panel through conducting wire.

When the shaft rotation of the driving motor, it can drive and receive control panel rotation, receive control panel and driving It is done under the action of motor when rotate, dynamic answers rotor coil in arc permanent stator magnets inner rotation, realizes magnetic field Magnetic force line cutting, inductiopn rotor coil issue electric energy.

On the reception control panel have main control chip, full-bridge rectification module, linear voltage stabilization module, voltage detection module, Angular velocity detection module receives control panel bluetooth communication module, receives control panel bluetooth communication antenna.

The AC electromotive force that the inductiopn rotor coil cutting magnetic line generates, by receiving the full-bridge rectification on control panel Circuit, is converted into direct electromotive force., then by linear voltage-stabilizing circuit, be depressured to for main control chip in receiver control panel, its The electricity consumption of its component acceptable low-voltage dc voltage and electrical equipment rotation portion.

The voltage detecting circuit and angular-rate sensor circuit being had on the reception control panel, to detect driving motor Angular velocity of rotation, and therefore and generate induced electromotive force size.

All designs have low-power consumption bluetooth communication module and corresponding day in the motor control panel and reception control panel Line, to realize motor control panel and receive the detection signal of control panel and control the real-time communication of signal.

The utility model beneficial effect is: the utility model is in use, and external power supply enters driving through motor control panel After motor, the shaft rotation of driving motor, which drives, receives control panel rotation, receives control panel and does under the action of driving motor and revolves When turning, dynamic answers rotor coil in arc permanent stator magnets inner rotation, realizes that magnetic field magnetic line cutting, induction turn Subcoil issues electric energy, by receiving the full bridge rectifier on control panel, is converted into direct electromotive force., then pass through linear voltage stabilization Circuit is depressured to for main control chip, other component acceptable low-voltage dc voltages and electricity consumption in receiver control panel The electricity consumption of equipment rotation portion, the rotation portion of such electrical equipment can just be powered, and inductiopn rotor coil is no and drives Any rigid contact occurs for the shaft of dynamic motor, so the two will not occur because problems, induction turn caused by abrasion The received control panel of subcoil is the power supply of electrical equipment rotation portion, is no longer supplied through wirelessly converting to electrical equipment rotation portion Electricity, energy utilization efficiency are higher.The utility model in a manner of the more competitive a kind of completely new system architecture of simpler, cost, Solves the problems, such as the energy transmission of fixed rate slewing, without being limited to conducting wire puzzlement, before there is the application of good market Scape.

Detailed description of the invention

The utility model is described further below in conjunction with drawings and examples.

Fig. 1 is the utility model overall structure diagram.

Fig. 2 is the utility model entirety separate structure schematic diagram.

Fig. 3 is separate structure schematic diagram under the utility model inductiopn rotor coil perspective.

Fig. 4 is the utility model motor control panel block architecture diagram.

Fig. 5 is that the utility model receives control panel and inductiopn rotor coil block architecture diagram.

In Fig. 1,2,3: 101 being motor control panel, 103 be arc permanent stator magnets, 104 be drive enclosure, 201 be Inductiopn rotor coil, 202 be receive control panel, 203 be fastening connection piece.In Fig. 4: 301 being main control chip, 302 be power supply pipe Reason module, 303 be motor control module, 304 be motor drive module, 305 be drive and control of electric machine plate bluetooth communication module, 306 be drive and control of electric machine plate bluetooth communication antenna.In Fig. 5: 401 being inductiopn rotor coil, 402 be main control chip, 403 be complete Bridge rectification module, 404 be linear voltage stabilization module, 405 be voltage detection module, 406 be angular velocity detection module, 407 be receive Control panel bluetooth communication module, 408 are to receive control panel bluetooth communication antenna.

Specific embodiment

Shown in Fig. 1,2,3,4,5, a kind of contactless energy transmission device of electric rotary equipment, including motor control Plate 101 receives control panel 202, driving motor, and also there is inductiopn rotor coil 201, arc permanent stator magnets 103, fastening to connect Fitting 203, drive enclosure 104, driving motor are mounted on lower part in drive enclosure 104, the lower part peace of drive enclosure 104 Among 101 top of motor control panel, fluted, two arc permanent stators at left and right sides of 104 internal upper part of drive enclosure Magnet 103 is symmetrically mounted at left and right sides of 104 internal upper part of drive enclosure in groove, and the shaft upper end of driving motor is located at driving Outside 104 upper center through-hole upper end of device shell, respectively there is a through-hole at fastening connection piece 203, the middle part for receiving control panel 202, connect The shaft upper end for being mounted on driving motor in the middle part of control panel 202 by fastening connection piece 203 is received, inductiopn rotor coil 201 is by two Arc inductiopn rotor coil mould group composition, in the middle part of two arc inductiopn rotor coil mould groups are mounted on fastening connection piece 203 under Left and right ends, toroidal inductive rotor coil 201 are located just between two arc permanent stator magnets 103, and two arcs are permanent 103 polarity of magnets of stator it is opposite (two arc permanent stator magnets 103 formed at the top of drive enclosure 104 one it is fixed Round magnetic field, magnetic field strength B, the maximum gauge φ 1 in magnetic field.), electrical equipment rotation portion be mounted on receive control panel 202, 203 upper end of fastening connection piece.

Fig. 4, shown in 5, there is main control chip 301, power management module 302, motor control module in motor control panel 303, motor drive module 304, drive and control of electric machine plate bluetooth communication module 305, drive and control of electric machine plate bluetooth communication antenna 306, the input power of motor control panel is external dc power or is battery modules, through the power management mould on control panel Block 302 is converted to the low-tension supply to work for control panel master chip 301, and the high voltage direct current used for driving motor Source.Driving motor is connected with the motor drive module 304 of motor control panel through conducting wire.When the shaft rotation of driving motor, It can drive and receive control panel 202 and rotate, receive control panel 202 and done under the action of driving motor when rotate, dynamic It answers rotor coil 201 in 103 inner rotation of arc permanent stator magnets, realizes magnetic field magnetic line cutting, inductiopn rotor coil 201 Issue electric energy.Receiving has main control chip 402, full-bridge rectification module 403, linear voltage stabilization module 404, voltage detecting on control panel Module 405, angular velocity detection module 406 receive control panel bluetooth communication module 407, receive control panel bluetooth communication antenna 408.The AC electromotive force that 401 cutting magnetic line of inductiopn rotor coil generates, by receiving the full bridge rectifier on control panel 403, it is converted into direct electromotive force., then by linear voltage-stabilizing circuit 404, be depressured to for main control chip in receiver control panel 402, the electricity consumption of other component acceptable low-voltage dc voltages and electrical equipment rotation portion.Receive band on control panel Some voltage detecting circuits 405 and angular-rate sensor circuit 406, to detect the angular velocity of rotation of driving motor, Yi Jiyin This and the size of induced electromotive force that generates.All designs have low-power consumption bluetooth logical in motor control panel 101 and reception control panel 202 Module and corresponding antenna are interrogated, to realize motor control panel 101 and receive the detection signal and control letter of control panel 202 Number real-time communication.

Shown in Fig. 1,2,3, by fastening connection piece 203, the shaft -1 for receiving control panel 202 and driving motor is realized Close locking, 201 two arc inductiopn rotor coil mould groups of inductiopn rotor coil, coil turn n, the area coil S surrounded, Gu It is scheduled on the bottom for receiving control panel 202, coil mould group is that arcuate structure and fastening connection piece 203 share concentric circles, maximum gauge For the magnetic field maximum gauge that φ 2, less than two arc permanent stator magnets 103 of size of 201 diameter of inductiopn rotor coil are constituted, After reception control panel 202 and drive shaft closely lock, inductiopn rotor coil 201 is in two 103 shapes of arc permanent stator magnets At magnetic field inside with angular speed w rotation, do cutting magnetic line movement.

Shown in Fig. 1,2,3, according to the specific power demand of driving motor, the direct current energy of AC adapter output can be Amount, or the battery pack being made of several battery modules are converted to by power management module 302 for driving motor High voltage direct current and the low-voltage direct used for main control chip 301, bluetooth communication module 305, driving motor are driven by electric motor Module 203 drives, and specific speed, position etc. control information, is led to by main control chip 301 by electric motor control module 303 It crosses special algorithm to obtain, the bluetooth communication module 305 of drive control plate, be carried out by the bluetooth communication antenna 306 connected with it Wireless telecommunications, particular content, agreement are realized by control panel main control chip 301.

Shown in Fig. 1,2,3,4,5, inductiopn rotor coil 201 is under the drive of driving motor drive shaft -1, in two arcs Cutting magnetic line movement is done in the magnetic field that shape permanent stator magnets 103 generate, generates alternating current impression electromotive force, and AC energy passes through Full-bridge rectification module 403, DC energy needed for being converted into control board work, DC energy pass through linear voltage stabilization module 404, drop It is pressed onto for receiving the low-voltage direct energy that control panel main control chip 401 can work, receiving control panel includes voltage detecting mould Corresponding system highest DC voltage and control panel rotating speed data are fed back to and are connect by block 405 and angular velocity detection module 406 Control panel main control chip 401 is received, the bluetooth communication module 407 of control panel is received, passes through the bluetooth communication antenna 408 connected with it It communicates wirelessly, particular content, agreement are realized by control panel main control chip 401.

Shown in Fig. 1,2,3,4,5, in the utility model, according to alternating current generator instantaneous electromotive force principle: E= NBSwsinwt is (when n represents coil turn, B represents magnetic field strength, S represents area coil, w represents angular velocity of rotation, t is represented Between) parameter of this system determines that process is as follows:

1. the load voltage demand by the executing agency for receiving 202 bands of control panel determines and receives what control panel needed Input voltage E, angular speed w；2. passing through the structure limitation of drive enclosure 104 and 104 internal upper part of drive enclosure or so two The structure of side groove selectes two arc permanent stator magnets 103, so that it is determined that magnetic field strength B and inductiopn rotor coil 201 Area coil S；

3, by receiving the load current demand of the executing agency of 202 bands of control panel, coil inside conductor diameter is determined；

4, it is determined by all above parameter, determines coil turn n and the driving motor in inductiopn rotor coil 201 Power.

Shown in Fig. 1,2,3,4, the utility model specific workflow is as follows:

1. driving motor is driven with an initial low velocity and receives the rotation of control panel 202；

2. generating energy by the cutting magnetic line for turning inductiopn rotor coil 201, make the ministry of electronics industry for receiving control panel 202 Point, especially main control chip 402 and bluetooth module 407 can work normally；

3. the Bluetooth control module 407 in bluetooth module 305 and reception control panel 202 in motor control panel realizes pairing It is docked with data communications channel；

4. system rotation speed and other control amounts, the data informations such as content are passed through bluetooth by motor control panel 101 Communication modes, which are output to, receives control panel 202；

5. receiving control panel main control chip 402 by voltage detection module 405 and angular velocity detection module 406, detection is worked as The preceding working condition for receiving control panel 202；

6. the main control chip 402 for receiving control panel passes through the parameter comparison with the default received before, will rotate Adjustment deviation returns to motor control panel 101 by bluetooth communication module 407；

7. motor control panel 101 adjusts deviation value parameter according to the rotation received, the rotation speed of driving motor is adjusted；

8. circulation, which executes step 4~7, can achieve the purpose that steady operation.

Shown in Fig. 1,2,3,4,5, the utility model is in use, and external power supply enters through motor control panel 101 to be driven After motor, the rotation of shaft -1 of driving motor, which drives, receives the rotation of control panel 202, receives control panel 202 in the work of driving motor It is made under when rotate, dynamic answers rotor coil 201 in 103 inner rotation of arc permanent stator magnets, realizes magnetic field magnetic Line of force cutting, inductiopn rotor coil 201 issue electric energy, by receiving the full bridge rectifier 403 on control panel 202, are converted into Direct electromotive force., then by linear voltage-stabilizing circuit 404, be depressured to for main control chip 402, other first devices in receiver control panel The rotation portion of the electricity consumption of part acceptable low-voltage dc voltage and electrical equipment rotation portion, such electrical equipment can It is powered, and inductiopn rotor coil 201 does not have and any rigid contact of the shaft of driving motor, so two will not be occurred Person is because problems, the received control panel 202 of inductiopn rotor coil 201 are the confession of electrical equipment rotation portion caused by abrasion Electricity, no longer powers through wirelessly converting to electrical equipment rotation portion, and energy utilization efficiency is higher.The utility model with it is simpler, A kind of more competitive completely new system architecture mode of cost, solves the problems, such as the energy transmission of fixed rate slewing, nothing It need to be limited to conducting wire puzzlement, there is good market application prospect.

The advantages of basic principles and main features and the utility model of the utility model have been shown and described above, for For those skilled in the art, it is clear that the utility model is limited to the details of above-mentioned exemplary embodiment, and without departing substantially from this reality In the case where with novel spirit or essential attributes, the utility model can be realized in other specific forms.Therefore, no matter from From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by appended Claim rather than above description limit, it is intended that the institute that will be fallen within the meaning and scope of the equivalent elements of the claims It changes and is embraced therein.Right involved in should not treating any reference in the claims as limiting is wanted It asks.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (6)

1. a kind of contactless energy transmission device of electric rotary equipment, including motor control panel, reception control panel, driving electricity Machine, it is characterised in that also there is inductiopn rotor coil, arc permanent stator magnets, fastening connection piece, drive enclosure, driving electricity Machine is mounted on lower part in drive enclosure, and the lower part of drive enclosure is mounted among motor control panel top, drive enclosure Fluted at left and right sides of internal upper part, two arc permanent stator magnets are symmetrically mounted on recessed at left and right sides of drive enclosure internal upper part In slot, the shaft upper end of driving motor is located at outside drive enclosure upper center through-hole upper end, and fastening connection piece receives control panel Middle part respectively have a through-hole, receive the shaft upper end for being mounted on driving motor in the middle part of control panel by fastening connection piece, incude Rotor coil is made of two arc inductiopn rotor coil mould groups, and two arc inductiopn rotor coil mould groups are mounted on and are fastenedly connected Middle part left and right ends, inductiopn rotor coil are located just between two arc permanent stator magnets under part, and two arcs are permanently fixed Sub- magnet polarities receive control panel, fastening connection piece upper end on the contrary, electrical equipment rotation portion is mounted on.

2. a kind of contactless energy transmission device of electric rotary equipment according to claim 1, it is characterised in that electricity There is main control chip, power management module, motor control module, motor drive module, drive and control of electric machine plate on machine control panel Bluetooth communication module, drive and control of electric machine plate bluetooth communication antenna, the input power of motor control panel are external dc power, go back It can be battery modules, through the power management module in motor control panel, be converted to the low pressure for the work of control panel master chip Power supply, and the high-voltage DC power supply used for driving motor.

3. a kind of contactless energy transmission device of electric rotary equipment according to claim 2, it is characterised in that drive Dynamic motor is connected with the motor drive module of motor control panel through conducting wire.

4. a kind of contactless energy transmission device of electric rotary equipment according to claim 1, it is characterised in that connect Receive control panel on have main control chip, full-bridge rectification module, linear voltage stabilization module, voltage detection module, angular velocity detection module, It receives control panel bluetooth communication module, receive control panel bluetooth communication antenna.

5. a kind of contactless energy transmission device of electric rotary equipment according to claim 4, it is characterised in that connect Receive the voltage detecting circuit and angular-rate sensor circuit having on control panel.

6. a kind of contactless energy transmission device of electric rotary equipment according to claim 4, it is characterised in that electricity All there is low-power consumption bluetooth communication module and corresponding antenna on machine control panel and reception control panel.