CN207010581U - Miniature power generating device - Google Patents

Abstract

This application discloses a kind of miniature power generating device, including keying body and substrate body, keying body is fixed with second spring pillar and the second group of magnets fixation kit, second group of magnets fixation kit has been positioned apart from the 3rd fixed plate and the second fixed plate, 3rd fixed plate sets the 3rd fixing hole, second fixed plate sets the 4th fixing hole, both ends of the keying body away from the second group of magnets fixation kit are arranged to swinging end, second spring pillar is arranged between swinging end and the second group of magnets fixation kit, with improving miniature power generating device reliability, it is simple in construction, pass through second spring pillar, switching on and off for circuit is realized in button swing process, circuit is controlled, it can solve the problem that the problem of miniature power generating device is not fixed easily in miniature power generating device.

Description

Miniature power generating device

Technical field

The disclosure relates generally to Internet of Things field, and in particular to miniature power generating device field, more particularly to a kind of miniature hair Electric installation.

Background technology

With the development of national economy, living standards of the people also step up, therefore to life convenient and energy-conserving and environment-protective It is required that also more and more higher.High-tech wireless electronic product is brought convenience to the life of people, but electronic product must have power supply It could work.Currently widely used battery is as power supply, but battery has many limitations, and the limited needs of service life repeat to change Battery, increase use cost.Potential safety hazard is had during battery use, is such as got rusty or leakage.Battery production consumes resource, Discarded object pollutes the environment.Some special occasions are not suitable for using battery.

It is very inexpensive, saves so the device to be generated electricity immediately using some in some fields replaces battery to provide electric energy Resource and environmental protection.

In Internet of Things field, especially in wireless switching field, it is necessary to use miniature power generating device, how by micro generation Device, which is fixed on inside wireless switching, becomes a technical barrier.

Utility model content

In view of drawbacks described above of the prior art or deficiency, it is expected to provide a kind of miniature power generating device simple in construction.

In a first aspect, miniature power generating device of the present utility model, including keying body and substrate body, the keying body Second spring pillar and the second group of magnets fixation kit are fixed with, the second group of magnets fixation kit has been positioned apart from the 3rd Fixed plate and the second fixed plate, the 3rd fixed plate set the 3rd fixing hole, and second fixed plate sets the 4th fixing hole, Both ends of the keying body away from the second group of magnets fixation kit are arranged to swinging end, and the second spring pillar is set Between the swinging end and the second group of magnets fixation kit, the substrate body is arranged to the housing of one end open, institute The bottom surface for stating substrate body is provided with the first group of magnets fixation kit, and the first group of magnets fixation kit, which is provided with, to be oppositely arranged The first fixed plate and the second fixed plate, first fixed plate is provided with first through hole, and second fixed plate is provided with Two through holes, side of first fixed plate away from second fixed plate are provided with the first projection, and second fixed plate is remote Side from first fixed plate is provided with the second projection, and the relative side of the substrate body is respectively arranged with card interface, The both ends of the first group of magnets fixation kit are relatively set with card adapter plate, and the card adapter plate is fixed towards first group of magnets The side of component is provided with clamping projection, and substrate body is fixed with the first spring strut, and the first spring strut is axially spacedly Groove is provided with, diameter of first spring strut away from substrate body one end is less than the first spring strut close to substrate body one end Diameter.

The technical scheme provided according to the embodiment of the present application, magnet is rotatably fixed by the second group of magnets fixation kit Group, ensure that miniature power generating device in miniature power generating device runs well, at the same can fixed magnet group, improve miniature hair Electric installation ground reliability, simple in construction, by second spring pillar, that circuit is realized in button swing process connects on and off Open, circuit is controlled, can solve the problem that the problem of miniature power generating device is not fixed easily in miniature power generating device, including substrate sheet Body, substrate body are arranged to the housing of one end open, and the bottom surface of substrate body is provided with the first group of magnets fixation kit, the first magnetic Iron group fixation kit is provided with the first fixed plate and the second fixed plate being oppositely arranged, and the first fixed plate is provided with first through hole, Second fixed plate is provided with the second through hole, and side of first fixed plate away from the second fixed plate is provided with the first projection, and second is solid Side of the fixed board away from the first fixed plate is provided with the second projection, and the relative side of substrate is respectively arranged with card interface, the first magnetic The both ends of iron group fixation kit are relatively set with card adapter plate, and card adapter plate is provided with card towards the side of the first group of magnets fixation kit Connect projection.

Brief description of the drawings

By reading the detailed description made to non-limiting example made with reference to the following drawings, the application's is other Feature, objects and advantages will become more apparent upon：

Fig. 1 is the structural representation of the keying body of the miniature power generating device of embodiment of the present utility model,

Fig. 2 is the front view of the keying body of the miniature power generating device of embodiment of the present utility model,

Fig. 3 is the structural representation of the substrate body of the miniature power generating device of embodiment of the present utility model,

Fig. 4 is the front view of the substrate body of the miniature power generating device of embodiment of the present utility model.

Embodiment

The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched The specific embodiment stated is used only for explaining relevant utility model, rather than the restriction to the utility model.Further need exist for illustrating , for the ease of description, the part related to utility model is illustrate only in accompanying drawing.

It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase Mutually combination.Describe the application in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

Fig. 1 and Fig. 2, miniature power generating device of the present utility model, including keying body are refer to, keying body is fixed with Two spring struts 10 and the second group of magnets fixation kit 20, the second group of magnets fixation kit 20 have been positioned apart from the 3rd fixed plate 21 and second fixed plate 23, the 3rd fixed plate 21 the 3rd fixing hole 22 is set, the second fixed plate 23 sets the 4th fixing hole 24, pressed Both ends of the key body away from the second group of magnets fixation kit 20 are arranged to swinging end, second spring pillar 10 be arranged on swinging end with Between second group of magnets fixation kit 20.

In embodiment of the present utility model, miniature power generating device, including keying body, keying body are fixed with the second bullet Spring pillar and the second group of magnets fixation kit, the second group of magnets fixation kit is used for fixed magnet group, also, group of magnets being capable of phase Rotated for the second group of magnets fixation kit, the second group of magnets fixation kit has been positioned apart from the 3rd fixed plate and second and fixed Plate, the 3rd fixed plate set the 3rd fixing hole, the second fixed plate set the 4th fixing hole, group of magnets be connected to the 3rd fixed plate and Between second fixed plate, group of magnets is provided with projection corresponding with the 3rd fixing hole and the 4th fixing hole, and it is solid that projection sticks into the 3rd Among determining hole and the 4th fixing hole, other fortune of magnet group in addition to rotation are limited by the 3rd fixed plate and the second fixed plate It is dynamic, meanwhile, set such a fixed structure to facilitate the installation and dismounting of group of magnets, facilitate miniature power generating device to be carried out when dispatching from the factory Test, while the maintenance and replacing of group of magnets are also convenient for, both ends of the keying body away from the second group of magnets fixation kit are arranged to Swinging end, the second group of magnets fixation kit can be swung around the 3rd fixing hole and the 4th fixing hole, second spring pillar It is arranged between swinging end and the second group of magnets fixation kit, second spring pillar is used for fixing switch spring, realizes circuit Switch on and off, by button come fixed magnet group, and enable group of magnets to follow button to swing, realize that circuit connects on and off While opening, drive magnet group, which is swung, to be realized and generates electricity, and the miscellaneous part to miniature power generating device is powered, it is not necessary to battery or Person's external power supply, it is simple and reliable for structure.

Further, keying body is arranged to semi-closed casings, and housing has cuboid cavity 30 and frame 31, cuboid sky The second group of magnets fixation kit 20 is fixed with chamber 30, second spring pillar 10 is fixed on frame 31.

In embodiment of the present utility model, keying body is arranged to semi-closed casings, and housing has cuboid cavity and side Frame, the second group of magnets fixation kit is fixed with cuboid cavity so that the structure inside miniature power generating device is compacter, subtracts The small volume of miniature power generating device, meanwhile, group of magnets, which is fixed in cuboid cavity, can protect group of magnets, reduce magnet Group is impacted by outside, improves the fixing intensity of group of magnets, and second spring pillar is fixed on frame, optionally, by Two spring struts are fixed on the amplitude of fluctuation for increasing second spring pillar close to the position of swinging end, avoid miniature power generating device False touch causes circuit to be connected, the loss to internal electric energy, meanwhile, difficulty of processing is reduced, improves the qualification rate of product.

Further, frame 31 sets fluted 32 close to the both sides of the second group of magnets fixation kit 20.

In embodiment of the present utility model, frame is fluted close to the setting of the both sides of the second group of magnets fixation kit, prevents Only frame interferes the element being fixed on substrate in button swing process so that the structure of miniature power generating device button is more stepped up Gather, reduce the volume of miniature power generating device.

Further, the both sides of the second group of magnets fixation kit 20 are respectively arranged with the second fixed block 40, the second fixed block 40 are provided with fixing groove 41, the direction of fixing groove 41 and the 3rd fixing hole 22 and the central axis of the 4th fixing hole 24.

In embodiment of the present utility model, the both sides of the second group of magnets fixation kit are respectively arranged with the second fixed block, The flexible member that second fixed block is used for limiting in group of magnets moves in swaying direction, prevents flexible member because elastic force acts on, Deviate swaying direction, cause the damage of flexible member, while flexible member can be facilitated to store power, the second fixed block is provided with fixation Groove, the direction of fixing groove and the 3rd fixing hole and the central axis of the 4th fixing hole, the drive end of flexible member are connected to admittedly Determine in groove, when button is swung, drive flexible member driving end motion, deformation of elastic element stores power so as to which drive magnet group is transported Dynamic, the drive end of flexible member is traditionally arranged to be the wide shape in the narrow centre in both ends, on the one hand in order to save material, is on the other hand Facilitate flexible member to store deflection, the drive end of flexible member is connected in fixing groove, prevents the driving of flexible member Inwall of the end along keying body slides, and causes the damage of flexible member.

Further, the second fixed block 40 is arranged to cylindrical shell, and cylindrical shell is relatively set with two breach 42, close The diameter of the breach 42 of second group of magnets fixation kit 20 is more than the diameter away from the breach 42 of the second group of magnets fixation kit 20.

In embodiment of the present utility model, the second fixed block is arranged to cylindrical shell, simple in construction, is conveniently added Work, cylindrical shell are relatively set with two breach, and two breach and hollow cylindrical shell constitute fixing groove limitation elasticity member The motion of part, it is more than close to the diameter of the second group of magnets fixation kit breach straight away from the second group of magnets fixation kit breach Footpath so that flexible member can be close to fixing groove, add fixing groove and the contact area of flexible member, improve fixing groove and bullet The stability of property component structure.

Further, the 3rd spring strut 50, the 3rd spring are provided between the 3rd fixed plate 21 and the second fixed plate 23 Pillar 50 is provided with groove axially spacedly, and the 3rd diameter of the spring strut 50 away from keying body one end is less than the 3rd spring branch Diameter of the post 50 close to keying body one end.

In embodiment of the present utility model, the 3rd spring strut is provided between the 3rd fixed plate and the second fixed plate, 3rd spring strut is used for the spring that is fixed and clamped, and keying body is close in one end of holddown spring, and the other end is close in magnet assemblies Magnet surface, prevent magnet from departing from group of magnets, improve the reliability of miniature power generating device, the 3rd spring strut vertically between Ground is provided with groove, the 3rd diameter of the spring strut away from keying body one end is less than the 3rd spring strut close to keying body one The diameter at end, it is convenient that holddown spring is fixed on the 3rd spring strut, prevent holddown spring from departing from the 3rd spring strut.

Further, the 3rd fixed plate 21 and the second fixed plate 23 are disposed as triangular plate, the 3rd fixed plate 21 Arc angling is disposed as with the drift angle of the second fixed plate 23.

In embodiment of the present utility model, the 3rd fixed plate and the second fixed plate are disposed as triangular plate, the The drift angle of three fixed plates and the second fixed plate is disposed as arc angling, improves the strong of the 3rd fixed plate and the second fixed plate Degree, it is simple in construction, it is easy to process.

Further, keying body is fixed with multiple strip reinforcements 25, and multiple strip reinforcements 25 are close to respectively 3rd fixed plate 21 and the second fixed plate 23.

In embodiment of the present utility model, keying body is fixed with multiple strip reinforcements, and multiple strips are strengthened Muscle is close to the 3rd fixed plate and the second fixed plate respectively, further enhances the intensity of the 3rd fixed plate and the second fixed plate, carries High reliability of structure.

Further, the 3rd fixing hole 22 and the 4th fixing hole 24 are arranged to coaxial aperture, and the 3rd fixing hole 22 and the 4th is solid The diameter for determining hole 24 is identical.

In embodiment of the present utility model, the 3rd fixing hole and the 4th fixing hole are arranged to coaxial aperture, the 3rd fixing hole It is identical with the diameter of the 4th fixing hole, it is easy to process, while improve the stability of group of magnets swing.

Further, second spring pillar 10 is provided with groove axially spacedly, and second spring pillar 10 is away from button sheet The diameter of body one end is less than diameter of the second spring pillar 10 close to keying body one end.

In embodiment of the present utility model, second spring pillar is provided with groove, second spring pillar axially spacedly Diameter away from keying body one end is less than diameter of the second spring pillar close to keying body one end, convenient to be fixed on spring On second spring pillar, prevent holddown spring from departing from second spring pillar.

Fig. 3 and Fig. 4, including substrate body are refer to, substrate body is arranged to the housing of one end open, the bottom of substrate body Face is provided with the first group of magnets fixation kit 60, and the first group of magnets fixation kit 60 is provided with the first fixed plate 61 being oppositely arranged With the second fixed plate 64, the first fixed plate 61 is provided with first through hole 62, and the second fixed plate 64 is provided with the second through hole 65, and first Side of the fixed plate 61 away from the second fixed plate 64 is provided with the first projection 63, and the second fixed plate 64 is away from the first fixed plate 61 Side is provided with the second projection 66, and the relative side of substrate body is respectively arranged with card interface 70, the first group of magnets fixation kit 60 both ends are relatively set with card adapter plate 71, and it is convex that card adapter plate 71 towards the side of the first group of magnets fixation kit 60 is provided with clamping 72 are played, substrate body is fixed with the first spring strut 91, and the first spring strut 91 is provided with groove, the first spring axially spacedly Diameter of the pillar 91 away from substrate body one end is less than diameter of first spring strut 91 close to substrate body one end.

In embodiment of the present utility model, miniature power generating device substrate, including substrate body, substrate body are arranged to The housing of one end open, substrate and button cooperatively form the internal cavity that can accommodate the parts such as group of magnets, circuit, avoid micro- Parts exposure inside type TRT improves the stability and reliability of miniature power generating device, extended in atmosphere The service life of miniature power generating device, the bottom surface of substrate body are provided with the first group of magnets fixation kit, and the first group of magnets is fixed Component is provided with the first fixed plate and the second fixed plate being oppositely arranged, and group of magnets is connected to the first fixed plate and the second fixed plate Inner side, switch key are connected on the outside of group of magnets, meanwhile, group of magnets is close to switch key so that group of magnets can follow switch Button is swung, and realizes the purpose of generating, is powered to switch all parts, and the first fixed plate is provided with first through hole, and second Fixed plate is provided with the second through hole, and group of magnets is provided with projection corresponding with first through hole and the second through hole, and projection sticks into first In through hole and the second through hole, being rotatably fixed for group of magnets and the first group of magnets fixation kit is realized, the first fixed plate is remote The side of first fixed plate is provided with the first projection, and side of second fixed plate away from the first fixed plate is provided with the second projection, Switch key is provided with through hole corresponding with the first projection and the second projection, and button is entered in the first projection and the second raised clamping respectively In through hole on switch, it is rotatably fixed with realizing button and substrate, meanwhile, double limitation of the group of magnets in substrate and button In the case of, it can be firmly secured on substrate, the relative side of substrate is respectively arranged with card interface, and card interface is used for card access surface Plate, the dust for reducing outside enter inside miniature power generating device, improve the stability and reliability of miniature power generating device, prolong The service life of miniature power generating device is grown, the both ends of the first group of magnets fixation kit are relatively set with card adapter plate, clamping plate face The side of first group of magnets fixation kit is provided with clamping projection, card adapter plate is used to connect and fix the magnet in group of magnets, card Connect the raised upper surface for being close to magnet, the protrusive board in the first group of magnets fixation kit is close to the lower surface of magnet, realizes fixed magnetic The purpose of iron, substrate body are fixed with the first spring strut, and the first spring strut is used for fixed spring, and base is close in one end of spring Plate, the other end are close to button, realize the resilience of button, need to carry out button on the scene of resilience, the first bullet suitable for doorbell etc. Spring pillar is provided with groove axially spacedly, and diameter of first spring strut away from substrate body one end is less than the first spring strut Diameter close to substrate body one end, it is convenient that spring is fixed on the first spring strut, prevent holddown spring from departing from the first bullet Spring pillar.

Further, the through hole 65 of first through hole 62 and second is disposed as coaxial circular aperture, the through hole of first through hole 62 and second 65 diameter is identical.

In embodiment of the present utility model, first through hole and the second through hole are disposed as coaxial circular aperture, first through hole with The diameter of second through hole is identical, is easy to the processing of substrate, meanwhile, it is easy to group of magnets to be swung so as to swing more steady spirit It is living, reduce the friction between parts, improve the service life of substrate.

Further, the first projection 63 and the second projection 66 are disposed as concentric cylinder projection, the first projection 63 and second The diameter of projection 66 is identical.

In embodiment of the present utility model, the first projection and the second projection are disposed as concentric cylinder projection, and first is convex It is identical to play the diameter raised with second, is easy to the processing of substrate, meanwhile, it is easy to switch key to be swung so as to swing more It is steady flexibly to reduce the friction between parts, improve the service life of substrate, wherein, the first projection is connected to the 3rd In fixing hole, the second projection is connected in the 4th fixing hole so that button can relative to substrate rotating, group of magnets be fixed on by Between key and substrate.

Further, first through hole 62 is arranged between the first projection 63 and substrate bottom surface.

In embodiment of the present utility model, it is raised between substrate bottom surface that first through hole is arranged on first so that magnet Group is fixed between substrate and switch key, simple and compact for structure, avoids group of magnets, switch key and substrate in motion process In interfere.

Further, the second through hole 65 is arranged between the second projection 66 and substrate bottom surface.

In embodiment of the present utility model, it is raised between substrate bottom surface that the second through hole is arranged on second so that magnet Group is fixed between substrate and switch key, simple and compact for structure, avoids group of magnets, switch key and substrate in motion process In interfere.

Further, substrate bottom surface is fixed with the first fixed block 80, and the first fixed block 80 is provided with wire casing 81, wire casing 81 Direction is parallel with the direction for being adjacent to substrate side surfaces.

In embodiment of the present utility model, substrate bottom surface is fixed with the first fixed block, and the first fixed block is provided with wire casing, The direction of wire casing is parallel with the direction for being adjacent to substrate side surfaces, and wire casing is used to fix electric wire so that switch internal electric wire is more whole It is clean, prevent electric wire to be deformed in use and cause the distortion of electric wire to knot, improve the safety of miniature power generating device Property.

Further, the first fixed plate 61 and the second fixed plate 64 are disposed as arc fixed plate.

In embodiment of the present utility model, the first fixed plate and the second fixed plate are disposed as arc fixed plate, structure Simply, the support strength of the first fixed plate and the second fixed plate is improved, improves the reliability of miniature power generating device.

Further, card adapter plate 71 is fixedly connected with substrate body, and the one end of card adapter plate 71 away from substrate body is provided with Groove 73.

In embodiment of the present utility model, card adapter plate is fixedly connected with substrate body, and card adapter plate is away from substrate body One end setting is fluted, and the drive end of flexible member can move in swing process in groove, prevent the driving of flexible member End is caused deformation of elastic element by elastic force is excessive, improves reliability.

Further, the bottom of the first group of magnets fixation kit 60 is provided with the 3rd projection 90, and the 3rd projection 90 is arranged to post Shape is raised, and the axis of the 3rd projection 90 is parallel with the line of centres of the through hole 65 of first through hole 62 and second.

In embodiment of the present utility model, the first group of magnets fixation kit bottom is provided with the 3rd raised, the 3rd projection Column-shaped projection is arranged to, the axis of the 3rd projection is parallel with the line of centres of first through hole and the second through hole, when by compression elasticity member When part, group of magnets rotates around the projection of housing, completes magnetic field commutator and is generated electricity, it is preferable that projection is arranged to semicircle Cylindricality, rotate group of magnets more smooth, reduce and worn between projection and groove, extend Miniature magnetic induction generating set Service life.

Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.People in the art Member should be appreciated that utility model scope involved in the application, however it is not limited to what the particular combination of above-mentioned technical characteristic formed Technical scheme, while should also cover in the case where not departing from utility model design, by above-mentioned technical characteristic or its be equal Other technical schemes that feature is combined and formed.Such as features described above has with (but not limited to) disclosed herein The technical scheme that the technical characteristic for having similar functions is replaced mutually and formed.

Claims (10)

1. a kind of miniature power generating device, it is characterised in that including keying body and substrate body, the keying body is fixed with Two spring struts and the second group of magnets fixation kit, the second group of magnets fixation kit be positioned apart from the 3rd fixed plate and Second fixed plate, the 3rd fixed plate set the 3rd fixing hole, and second fixed plate sets the 4th fixing hole, the button Both ends of the body away from the second group of magnets fixation kit are arranged to swinging end, and the second spring pillar is arranged on the pendulum Between moved end and the second group of magnets fixation kit, the substrate body is arranged to the housing of one end open, the substrate sheet The bottom surface of body is provided with the first group of magnets fixation kit, and it is solid that the first group of magnets fixation kit is provided with first be oppositely arranged Fixed board and the second fixed plate, first fixed plate are provided with first through hole, and second fixed plate is provided with the second through hole, institute State side of first fixed plate away from second fixed plate and be provided with the first projection, second fixed plate is away from described first The side of fixed plate is provided with the second projection, and the relative side of the substrate body is respectively arranged with card interface, first magnetic The both ends of iron group fixation kit are relatively set with card adapter plate, and the card adapter plate is towards the side of the first group of magnets fixation kit Clamping projection is provided with, the substrate body is fixed with the first spring strut, and first spring strut is set axially spacedly Groove is equipped with, diameter of first spring strut away from described substrate body one end is less than first spring strut close to described The diameter of substrate body one end.

2. miniature power generating device according to claim 1, it is characterised in that the keying body is arranged to semiclosed shell Body, the housing are provided with cuboid cavity and frame, and the second group of magnets fixation group is fixed with the cuboid cavity Part, the second spring pillar are fixed on the frame, and the frame is close to the both sides of the second group of magnets fixation kit Set fluted.

3. miniature power generating device according to claim 1, it is characterised in that the both sides of the second group of magnets fixation kit The second fixed block is respectively arranged with, second fixed block is provided with fixing groove, and the direction of the fixing groove is solid with the described 3rd Determine the central axis of hole and the 4th fixing hole, second fixed block is arranged to cylindrical shell, the cylindrical shell body phase To being provided with two breach, it is more than close to the diameter of the second group of magnets fixation kit breach and consolidates away from second group of magnets Determine the diameter of component breach.

4. miniature power generating device according to claim 1, it is characterised in that the 3rd fixed plate is fixed with described second The 3rd spring strut is provided between plate, the 3rd spring strut is provided with groove, the 3rd spring branch axially spacedly Diameter of the post away from described keying body one end is less than diameter of the 3rd spring strut close to described keying body one end.

5. miniature power generating device according to claim 1, it is characterised in that the 3rd fixed plate and described second is fixed Plate is disposed as triangular plate, and the drift angle of the 3rd fixed plate and second fixed plate is disposed as arc angling, The keying body is fixed with multiple strip reinforcements, and the multiple strip reinforcement is close to the 3rd fixed plate respectively With second fixed plate, the 3rd fixing hole and the 4th fixing hole are arranged to coaxial aperture, the 3rd fixing hole with The diameter of 4th fixing hole is identical.

6. miniature power generating device according to claim 1, it is characterised in that the second spring pillar is axially spacedly Groove is provided with, diameter of the second spring pillar away from described keying body one end is less than the second spring pillar close to institute State the diameter of keying body one end.

7. miniature power generating device according to claim 1, it is characterised in that the first through hole and second through hole are equal Coaxial circular aperture is arranged to, the first through hole is identical with the diameter of second through hole, and described first is raised and described second convex Rise and be disposed as concentric cylinder projection, described first is raised identical with the diameter of the described second projection.

8. miniature power generating device according to claim 1, it is characterised in that it is convex that the first through hole is arranged on described first Rise between the substrate bottom surface, it is raised between the substrate bottom surface that second through hole is arranged on described second.

9. miniature power generating device according to claim 1, it is characterised in that the substrate bottom surface is fixed with the first fixation Block, first fixed block are provided with wire casing, and the direction of the wire casing is parallel with the direction for being adjacent to the substrate side surfaces, described Card adapter plate is fixedly connected with the substrate body, and the one end of the card adapter plate away from the substrate body sets fluted.

10. miniature power generating device according to claim 1, it is characterised in that the first group of magnets fixation kit bottom Be provided with the 3rd raised, the 3rd projection is arranged to column-shaped projection, the described 3rd raised axis and the first through hole and The line of centres of second through hole is parallel.