CN108471218A - Passive and wireless transmitting module - Google Patents

Abstract

The present invention relates to wireless transmitter modules, disclose passive and wireless transmitting module, including bottom case, holder, group of magnets, coil group and radiating circuit plate, have cavity in bottom case；Holder includes mounting base and two side arms, and one end of two side arms is connected to the both sides of mounting base, and the other end is respectively hinged at the side wall of bottom case；Group of magnets is connected to mounting base, and group of magnets includes magnet and two magnetic conductive boards；Coil group is positioned opposite with group of magnets, including coil and main iron core, main iron core are threaded through in coil, and main iron core forms the main abutment end for replacing with two magnetic conductive boards and abutting；Radiating circuit plate is electrically connected with coil.It is equipped in the cavity of bottom case for driving the resetting structure for swinging reset upward.Passive and wireless transmitting module has the function of complete self-powered and high-frequency emission, avoids the problem that existing using battery, and use is more environmentally friendly, and enterprise or electrophile pass through simple secondary development, may be constructed the electronic product of different field, different purposes.

Description

Passive and wireless transmitting module

Technical field

The present invention relates to the technical field of wireless transmitter module more particularly to passive and wireless transmitting modules.

Background technology

Wireless electronic product is widely used in life, such as wireless transmitter module, real-life Digiplex Etc., wireless transmitter module would generally use battery as the power supply of work.There is limitation using battery as power supply, deposit It is limited in service life, and the problem of need repeat buying battery and periodic replacement battery to use, these problems can significantly increase Add the use cost of user；In addition, since battery easily gets rusty and leakage, in this way, for the wireless transmission of some security protections effect For module, the reliability of wireless transmitter module can be substantially reduced using battery, and the round-the-clock permanent offer energy is provided Needs, when meeting with illegal invasion, wireless transmitter module is likely to not work because of battery failure, is brought to user Loss.

In addition, most of battery is disposable product, service life is shorter, if you need to be used for a long time, then must constantly purchase Battery is bought, the financial burden of user is increased；Furthermore manufacture battery not only needs to consume resource, but also a large amount of old and useless battery quilt It abandons, detrimental effect can be brought to environment, not environmentally.

Invention content

The purpose of the present invention is to provide passive and wireless transmitting modules, it is intended to solve wireless transmitter module in the prior art Using battery as power supply, there are problems that use reliability is poor, increases customer using cost and not environmentally.

The invention is realized in this way passive and wireless transmitting module, including bottom case, holder, group of magnets, coil group and hair Transmit-receive radio road plate, the cavity with upper end opening in the bottom case, the holder, group of magnets and coil group are respectively placed in described recessed In chamber；

The holder includes mounting base and two side arms, and one end of two side arms is connected to the mounting base Both sides, the other end of two side arms is respectively hinged at the side wall of the bottom case；

The group of magnets is connected to the mounting base, and the group of magnets includes magnet and two magnetic conductive boards, described in two Magnetic conductive board is connected to the upper end and lower end of the magnet；

The coil group and group of magnets are positioned opposite, and the coil group includes coil and main iron core, and the main iron core is worn Be located in the coil, and the coil is extended in one end of the main iron core towards the group of magnets, formed for two The main abutment end that the magnetic conductive board alternately abuts；The radiating circuit plate is electrically connected with coil.

It is equipped in the cavity of the bottom case for driving the resetting structure for swinging reset upward.

Further, installation cavity is equipped in the mounting base, the installation cavity has to be opened towards the side of the coil group Mouthful, the group of magnets is placed in the installation cavity, and is revealed by the side of installation cavity opening；The coil group is set Between two side arms of the holder, the main abutment end of the main iron core is open towards the side of the mounting base to be arranged.

Further, the width of the magnetic conductive board is more than the width of the magnet, the inner end difference of two magnetic conductive boards Extend to the coil group, forms epitaxial end, epitaxial region, the main iron core are formed between the epitaxial end of two magnetic conductive boards Main abutment end be placed in the epitaxial region, replace abutting with two magnetic conductive boards.

Further, the main abutment end of the main iron core extends to the installation cavity from the side of mounting base opening In.

Further, the outboard end capping of the mounting base has sealing plate.

Further, the resetting structure includes spring, and the lower end of the spring is connected to the bottom of the cavity of the bottom case Portion, the upper end of the spring are connected to the lower end of the mounting base.

Further, the bottom of the bottom case cavity is convexly equipped with pillar, and the lower end of the spring is set in outside the pillar； The lower end of the mounting base both sides is respectively equipped with the locating slot of lower ending opening, and the upper end of the spring is embedded in the locating slot In.

Further, locating piece is convexly equipped on the two side of the bottom case respectively, the two side of the mounting base is set respectively There is the groove bar being vertically disposed to extend, the rib for being abutted with the locating piece is equipped in the groove bar, the locating piece is set In the groove bar, and the locating piece is placed in the top of the rib.

Further, the coil group further includes fixed frame, and the fixed frame includes fixed frame, and the fixed frame surrounds It is formed with fixed area, the coil is placed in the fixed area, and is connect with the fixed frame；The inner end of the fixed frame With the opening towards the group of magnets, the main abutment end of the main iron core passes through the fixed frame, and extends to the fixation Outside the opening of frame.

Further, the inside of the two side of the fixed frame forms arc shape outstanding outwardly.

Further, passive and wireless transmitting module further includes elastic piece, the elastic piece include two elastic arms and in Between plate, the inner end of two elastic arms is connected to the both sides of the intermediate plate, and the outer end of two elastic arms is fixed Arrangement, the intermediate plate vacantly arrange that the other end of the main iron core is fixedly connected on the intermediate plate, and the main iron core It is placed between two elastic arms.

Further, there are two mounting post, the outer end difference of two elastic arms for the bottom projection of the bottom case cavity It is fixedly connected in the mounting post；It is fixed that the bottom projection of the bottom case cavity is equipped with there are two positioning column, in the elastic arm Position hole, the upper end of the positioning column are formed with for being threaded through the location hole to limit elastic arm amplitude of fluctuation downward Step.

Further, the other end of the main iron core has each extended over main mounting bar towards both sides, and the main mounting bar is fixed It is connected to the intermediate plate of the elastic piece.

Further, the outer end of the fixed frame, which extends outwardly, connection strap, and the connection strap is fixedly connected on the bullet The intermediate plate of property piece.

Further, the passive and wireless transmitting module further includes secondary iron core, and the pair iron core is located at the side of the coil The one end on side, the pair iron core extends to outside the coil, forms the pair for being abutted with the magnetic conductive board below the magnet and supports Connect end.

Further, the other end of the secondary iron core tilts upward, is formed and tilts end, the tilting end is prolonged towards both sides respectively It stretches, forms secondary mounting bar, the pair mounting bar is fixed on the main mounting bar, and between the secondary iron core and the main iron core With interval.

Further, the passive and wireless structure include pressing adjustable shelf, the pressing adjustable shelf include movable plate and Two swing arms, the inner end of two swing arms are connected to the both sides of the movable plate, two swing arms it is outer End is respectively hinged on the two side of the bottom case；Two swing arms are respectively placed in outside the both sides of the bottom case, the work Movable plate is placed in the top of the mounting base.

Further, the movable plate is convexly equipped with downward for abutting the mounting base and driving the mounting base towards the bottom Dynamic driving end.

Further, the radiating circuit plate is located at the upper end opening of the bottom case cavity, is located at the coil group Top；Overhead kick is formed in the bottom case two side walls, the overhead kick is buckled in the upper end of the radiating circuit plate.

Compared with prior art, in passive and wireless transmitting module provided by the invention, by swinging up and down for driving arm, It can then to generate immediate current in coil, realize passive effect, battery etc. need not be used to be used as power supply, avoided using electricity A series of problems existing for pond, use reliability is strong, substantially reduces customer using cost, and will not be impacted to environment etc., Using more environmentally friendly；Passive and wireless transmitting module has the function of complete self-powered and high-frequency emission, enterprise or electrophile By very simple secondary development, without doing excessive understanding to electricity generating principle and high-frequency communication, it is only necessary to set purposes and set Different jackets is counted out in the outside of passive and wireless transmitting module, so that it may which the electronics to constitute different field, different purposes produces Product save a large amount of electric wire and labour cost, reduce the consumption of battery and the pollution to environment, have to building a conservation-minded society Energetically progradation.

Description of the drawings

Fig. 1 is the stereoscopic schematic diagram of passive and wireless transmitting module provided in an embodiment of the present invention；

Fig. 2 is the exploded perspective schematic diagram of passive and wireless transmitting module provided in an embodiment of the present invention；

Fig. 3 is the stereoscopic schematic diagram of bottom case provided in an embodiment of the present invention；

Fig. 4 is the exploded perspective schematic diagram that coil group provided in an embodiment of the present invention is connect with elastic piece；

Fig. 5 is the local cutting schematic diagram one of passive and wireless transmitting module provided in an embodiment of the present invention；

Fig. 6 is the local cutting schematic diagram two of passive and wireless transmitting module provided in an embodiment of the present invention；

Fig. 7 is the partial front elevation view one of passive and wireless transmitting module provided in an embodiment of the present invention；

Fig. 8 is the partial front elevation view two of passive and wireless transmitting module provided in an embodiment of the present invention；

Fig. 9 is the principle schematic of passive and wireless transmitting module provided in an embodiment of the present invention；

Figure 10 is stereoscopic schematic diagram of the passive and wireless transmitting module provided in an embodiment of the present invention in utilization；

Figure 11 is exploded perspective schematic diagram of the passive and wireless transmitting module provided in an embodiment of the present invention in utilization.

Specific implementation mode

In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and It is not used in the restriction present invention.

The realization of the present invention is described in detail below in conjunction with specific embodiment.

The same or similar label correspond to the same or similar components in the attached drawing of the embodiment of the present invention；In retouching for the present invention In stating, it is to be understood that if it is based on attached drawing to have the orientation or positional relationship of the instructions such as term "upper", "lower", "left", "right" Shown in orientation or positional relationship, be merely for convenience of description of the present invention and simplification of the description, do not indicate or imply the indicated Device or element must have a particular orientation, with specific azimuth configuration and operation, therefore position relationship described in attached drawing Term only for illustration, should not be understood as the limitation to this patent, for the ordinary skill in the art, can To understand the concrete meaning of above-mentioned term as the case may be.

It is preferred embodiment provided by the invention as shown in Fig. 1~11.

Passive and wireless transmitting module provided in this embodiment can be used in the electronic products such as switch, remote controler, its energy Oneself is produced electricl energy, and launches high frequency radio wave, is generated corresponding signal instruction and is controlled and received end equipment, or to connect Receiving end equipment provides wireless data.

Passive and wireless transmitting module includes bottom case 13, holder 14, coil group 10, group of magnets 16 and radiating circuit plate 12, There is bottom case 13 cavity 132 of upper end opening, holder 14, coil group 10 and group of magnets 16 to be placed in the cavity 132 of bottom case 13, Holder 14 includes mounting base 141 and two side arms 142, wherein the mounting base 141 that one end of two side arms 142 is respectively formed Both sides, and two side arms 142 are positioned opposite, and the other end of two side arms 142 is respectively hinged at the side wall of bottom case 13, in this way, Entire holder 14 can then be swung up and down using the other end of side arm 142 as oscillation center；Group of magnets 16 is mounted on the peace of holder 14 It fills on seat 141 comprising magnet 162 and two magnetic conductive boards 161, two magnetic conductive boards 161 are connected to the upper surface of magnet 162 And lower face, in this way, two magnetic conductive boards 161 then form different magnetic poles, that is, the magnetic pole of a magnetic conductive board 161 is the poles N, The magnetic pole of another magnetic conductive board 161 is then the poles S, that is to say, that the magnetism of two magnetic conductive boards 161 is different.

Coil group 10 and group of magnets 16 are positioned opposite comprising coil 100 and main iron core 104, wherein main iron core 104 It is positioned opposite with group of magnets 16, and it is threaded through the center of coil 100, that is to say, that coil 100 is wrapped in the outer of main iron core 104 Week, and one end of main iron core 104 towards group of magnets 16 is extended outside coil 100, formed for replace with two magnetic conductive boards 161 to The main abutment end 1041 connect.

Radiating circuit plate 12 is electrically connected with coil 100, in this way, when generating electric current in coil 100, which can be Radiating circuit plate 12 provides moment power supply, in this way, 12 moment of radiating circuit plate is in running order, at this point, radiating circuit plate 12 Radio wave can then be emitted outward, which can control and receive end equipment, alternatively, being provided wirelessly for receiving device Data.

In cavity 132, it is additionally provided with resetting structure, after mounting base 141 is pressed downward, which can make It directly swings upward, so that mounting base 141 resets.

In the passive and wireless transmitting module of above-mentioned offer, with reference to Fig. 5 and 7, when original state, the master of main iron core 104 supports It connects end 1041 to abut with a magnetic conductive board 161 of group of magnets 16, that is, is abutted with the magnetic conductive board 161 that magnetic pole is S, at this point, wearing The direction of the magnetic induction line of main iron core 104 is crossed as shown in fig. 7, namely passing through the magnetic induction line direction at 100 center of coil；It is pressed when downward When lower bracket 14, at this point, with reference to shown in Fig. 6 and 8, mounting base 141 is oscillation center towards lower swing using the other end of side arm 142, In this way, the entire group of magnets 16 being connected in mounting base 141 is also therewith towards lower swing, when amplitude of fluctuation reaches a certain level, Main iron core 104 is detached from the magnetic conductive board 161 originally abutted, is abutted with another magnetic conductive board 161, that is, with magnetic pole be the poles N magnetic conduction Plate 161 abuts, at this point, across the direction of the magnetic induction line of main iron core 104 as shown in figure 8, namely passing through the magnetic at 100 center of coil Feel the direction of line；Also, after compressing external force on the support 14 and eliminating, directly under the action of resetting structure, then automatically It swings upward, the main abutment end 1041 of main iron core 104 is then abutted with the magnetic conductive board 161 that magnetic pole is S again.In this way, then completing One cycle of passive and wireless operation, in the cyclic process, is changed across the direction of the magnetic induction line of main iron core 104, Namely the direction of the magnetic induction line of coil 100 is passed through to change, in this way, the electric current of moment can be then generated in coil 100, it should Electric current is that radiating circuit plate 12 provides instantaneous power supply, to, radiating circuit plate 12 then can externally emit radio wave, into And realize the effect of passive and wireless.

It can be seen from the above, on the support 14 during lower swing, entire group of magnets 16 also moves up and down therewith, in this way, The magnetic pole of main iron core 104 can then change, that is, be changed by the direction of the magnetic induction line at 100 center of coil, to, Coil 100 then will produce immediate current.

Certainly, the magnetic pole setting of two magnetic conductive boards 161 among the above, can be decided according to the actual requirements, can also be to be located at The magnetic pole of the magnetic conductive board 161 of 162 top of magnet is the poles N, and the magnetic pole positioned at the magnetic conductive board 161 of 162 lower section of magnet is the poles S, specifically Setting can depend on the needs.

In above-mentioned passive and wireless transmitting module, by swinging up and down for driving arm 14, then it can make in coil 100 Immediate current is generated, realizes that passive effect, passive and wireless transmitting module need not then use battery etc. to be used as power supply, so as to It avoids using a series of problems existing for battery, use reliability is strong, substantially reduces customer using cost, and will not be to environment etc. It impacts, use is more environmentally friendly.

In addition, passive and wireless transmitting module has the function of complete self-powered and high-frequency emission, enterprise or electronics hobby Person pass through very simple secondary development, without doing excessive understanding to electricity generating principle and high-frequency communication, it is only necessary to set purposes and Design the outside that different shells 19 covers on passive and wireless transmitting module, so that it may to constitute the electricity of different field, different purposes Sub- product, such as：Without remote controler, sensor, the passive and wireless switch of battery, passive and wireless doorbell etc., passive and wireless transmitting Module can save a large amount of electric wire and labour cost, reduce the consumption of battery and the pollution to environment, therefore, popularize nothing Source wireless module has energetically progradation to building a conservation-minded society.

In the present embodiment, installation cavity 143 is equipped in mounting base 141, which has towards the side of coil group 10 Opening, group of magnets 16 are embedded in the installation cavity 143, and are revealed by the side of mounting base 141 opening；Coil group 10 Between two side arms 142 of holder 14, the main abutment end 1041 of main iron core 104 is open towards the side of mounting base 141 to be arranged, In this manner it is achieved that the main abutment end 1041 of main iron core 104 replaces abutting with two magnetic conductive boards 161 of group of magnets 16.

Specifically, the width of magnetic conductive board 161 is more than the width of magnet 162, and then magnet 162 is clamped for two magnetic conductive boards 161 It is respectively formed the epitaxial end that opposed magnet 162 extends to coil group 10 in the inner end of centre, and two magnetic conductive boards 161, in this way, two Epitaxial region 160 is formed between the epitaxial end of a magnetic conductive board 161, the main abutment end 1041 of main iron core 104 is placed in two magnetic conductive boards In 161 epitaxial region 160, in this way, group of magnets 16, during moving up and down, the main abutment end 1041 of main iron core 104 is then Alternating is abutted with the medial surface of two magnetic conductive boards 161.

In this way, the main abutment end 1041 of main iron core 104 is extended to from the side of mounting base 141 opening in installation cavity 143, from And it is placed in the epitaxial region 160 of two magnetic conductive boards 161；Alternatively, as other embodiments, the epitaxial end of two magnetic conductive boards 161 The side opening that mounting base 141 can also be extended to is outer, in this way, the main abutment end 1041 of main iron core 104 then needs not extend to In the installation cavity 143 of mounting base 141, then it can be placed directly in the epitaxial region 160 of two magnetic conductive boards 161.

Alternatively, as other embodiments, the inner end of magnetic conductive board 161 and the inner end flush arrangement of magnet 162, in this way, working as magnetic Iron group 16 when moving up and down, is then abutted with the main abutment end 1041 of main iron core 104 using the lateral wall of magnetic conductive board 161121, To realize sliding against between the main abutment end 1041 of main iron core 104 and magnetic conductive board 161.

There is sealing plate 144 in the outboard end capping of mounting base 141, in this way, avoiding group of magnets 16 towards the outside of mounting base 141 End displacement so that group of magnets 16 it is firm in the installation cavity 143 of mounting base 141.

In the present embodiment, resetting structure includes spring 15, and the lower end of the spring 15 is connected to the bottom of 13 cavity 132 of bottom case Portion, upper end are connected to the lower end of mounting base 141；Certainly, the quantity of spring 15 can be multiple, such as include two springs 15, two A spring 15 is located at the both sides of mounting base 141, in this way so that and entire mounting base 141 can steadily be resetted when resetting, Greatly enhance the reseting precision of mounting base 141.

Specifically, it being equipped with pillar in the bottom of the cavity 132 of bottom case 13, the lower end of spring 15 is set in outside pillar, in this way, It can play the role of fixed spring 15, and entire spring 15 is made to be in vertical state.

It is respectively equipped with the locating slot of lower ending opening in the lower end of the both sides of mounting base 141, the upper end of spring 15 is embedded in In the locating slot, in this way, when spring 15 during compressed, avoid the occurrence of paralysis to side it is askew to the phenomenon that, that is, Ensure spring 15 always in vertical direction dilatation.

As other embodiments, resetting structure can also be other elements, such as cushion, be not limited to The spring 15 stated.

In addition, in order to which fixed mounted seat 141 is moved upwardly by, in the present embodiment, it is fixed to be convexly equipped on the two side of bottom case 13 Position block, which is located at the top of mounting base 141, and the side wall for being connected to mounting base 141, in this way, working as mounting base 141 Under the action of spring 15, when being moved to extreme position downward, which is then connected to the side wall of mounting base 141, limitation peace Dress seat 141 continues to be moved upwardly by.

Specifically, it is equipped with the groove bar 145 being disposed to extend up and down in the side wall of mounting base 141, and muscle is convexly equipped in groove bar 145 Item 146, locating piece are placed in the groove bar 145 of mounting base 141, in this way, guiding work can be played to moving up and down for mounting base 141 With, and locating piece is located at the top of rib 146, when locating piece is connected on rib 146, mounting base 141 cannot then continue court Upper movement.

In the present embodiment, coil group 10 further includes fixed frame, which includes fixed frame 101, the fixed frame 101 packet It encloses and is formed with fixed area 1011, coil 100 is placed in the fixed area 1011 of the fixed frame 101, and is connected with fixed frame 101 It connects, is placed in the fixed area 1011 of fixed frame 101 so that coil 100 is firm.

The inner end of fixed frame 101 has the opening towards group of magnets 16, and the main abutment end 1041 of main iron core 104, which passes through, to be fixed Frame 101, and the main abutment end 1041 of main iron core 104 extends to outside the opening of fixed frame 101, in this way, when group of magnets 16 is upper and lower In mobile process, the main abutment end 1041 of main iron core 104 just can alternately replace with two magnetic conductive boards 161 of group of magnets 16 It abuts.

Specifically, the inside of the two side of fixed frame 101 forms arc shape outstanding outwardly, in this way so that fixed frame 101 The shapes of inside and coil 100 of two side walls coordinate, easily facilitate fixed coil 100.

For passive and wireless transmitting module, pass through moving up and down for group of magnets 16 so that the magnetic pole of main iron core 104 Fast transforms generate immediate current so that changing across the direction of the magnetic induction line at 100 center of coil in coil 100, In the whole process, it is more to replace the speed abutted between the main abutment end 1041 of main iron core 104 and two magnetic conductive boards 161 Crucial operation.

In the present embodiment, passive and wireless transmitting module further includes elastic piece 17, elastic piece 17 include two elastic arms 171 with And intermediate plate 173, wherein the inner end of two elastic arms 171 is connected to the both sides of intermediate plate 173, in this way, entire elastic piece 17 form U-shape, the outer end fixed and arranged of two elastic arms 171, the inner end of elastic arm 171 and intermediate plate 173 then hanging cloth It sets, in this way, when applying external force on intermediate plate 173, entire intermediate plate 173 can be then to swing with the outer end of elastic arm 171 Center is swung up and down, then after external force elimination, entire elastic piece 17 can then automatically reset.

In the present embodiment, elastic piece 17 is that outer end is then relatively with what outer end was away from each other close to one end of group of magnets 16 The inner end of elastic piece 17, certainly, " outer end " and " inner end " are based only in the present embodiment orientation described in attached drawing, are not specific Realization method.

The other end of main iron core 104 is fixedly connected on intermediate plate 173, and main iron core 104 is in two of elastic piece 17 Between elastic arm 171, in this way, main iron core 104 moves up and down, then the swing of intermediate plate 173 is driven simultaneously.

In this way, with reference to Fig. 5 and 7, when original state, the main abutment end 1041 of main iron core 104 and the magnetic conductive board that magnetic pole is S 161 abut, during pressing holder 14 downward, at this point, the main abutment end 1041 and magnetic pole due to main iron core 104 are S's Magnetic conductive board 161 abuts, and the two is attracting together, in this way, the beginning of main abutment end 1041 of main iron core 104 is moved downward, elastic piece 17 intermediate plate 173 also with moving downward, in this way, then decurvation deforms two elastic arms 171 of elastic piece 17, with bullet Property arm 171 deformation it is increasing, until the elastic force of elastic arm 171 is more than the magnetic conductive board 161 that main iron core 104 and magnetic pole are S Between suction when, abutted for the magnetic conductive board 161 of S with magnetic pole at this point, main iron core 104 is detached from, also, in the bullet of elastic arm 171 Property power under the action of, intermediate plate 173 drives main iron core 104 and coil 100 quickly reset movement upward, in this way so that main iron The main abutment end 1041 of core 104 is quickly abutted with the magnetic conductive board 161 that magnetic pole is N, with reference to shown in Fig. 6 and 8.

Certainly, when the magnetic conductive board 161 that the main abutment end 1041 of main iron core 104 and magnetic pole are N abuts, due to spring at this time 15 are in compressed state, and spring 15 is more than the main abutment end 1041 and magnetic pole of main iron core 104 by compressed elastic force For the suction between the magnetic conductive board 161 of N, in this way, under the action of spring 15, the main abutment end 1041 of main iron core 104 can then take off From the abutting with the magnetic conductive board 161 that magnetic pole is N.In this process, 15 drive installation seat 141 of spring is moved upwardly by, in main iron core The magnetic pole of 104 main abutment end 1041 is 171 court of elastic arm of elastic piece 17 under the action of the suction between the magnetic conductive board 161 of N Upper flexural deformation, until the main abutment end 1041 of main iron core 104 is detached from the magnetic conductive board 161 that magnetic pole is N, elastic piece 17 is then multiple Position, to but also the main abutment end 1041 of main iron core 104 is quickly abutted with the magnetic conductive board 161 that magnetic pole is S.

From the foregoing, it can be seen that under the action of elastic piece 17, the main abutment end 1041 of main iron core 104 with two magnetic conductive boards During alternately being abutted between 161, it may be implemented to be switched fast, greatly enhance the magnetic induction across 100 center of coil, Exactly increase the electric current generated in coil 100.

In the present embodiment, mounting post 134 that there are two the bottom projections of 13 cavity 132 of bottom case, two of above-mentioned elastic piece 17 The outer end of elastic arm 171 is then respectively and fixedly installed in two mounting posts 134.Certainly, the fixed installation of 171 outer end of elastic arm Other manner can also be used, above-mentioned fixed form is not only limited in.

In addition, in order to limit elastic piece 17 towards lower swing amplitude, and for the flexible deformation of positioning elastic piece 17, this reality It applies in example, positioning column 135 is convexly equipped in the bottom of 13 cavity 132 of bottom case, which is formed with step 136, and Location hole 172 is equipped in the elastic arm 171 of elastic piece 17, the upper end of positioning column 135 can be threaded through in location hole 172, be utilized Step 136 limits the amplitude of fluctuation of elastic arm 171.

In the present embodiment, the other end of main iron core 104 has each extended over main mounting bar 106 towards both sides, the main mounting bar 106 It is fixedly connected on the intermediate plate 173 of elastic piece 17, in this way so that one is formed between main iron core 104 and elastic piece 17, certainly, Fixation between the two can pass through riveting method or other screw fixation methods.

In order to realize further fixing between fixed frame 101 and elastic piece 17, in the present embodiment, outside fixed frame 101 End extends outwardly and has connection strap 102, which is fixedly connected on the intermediate plate 173 of elastic piece 17.Specifically, connection strap 102 inner end is connected to the inner end of fixed frame 101, and the outer end of connection strap 102 is formed with hook 103, which is buckled in bullet The intermediate plate 173 of property piece 17, in this way so that firm fixed relationship is entirely formed between fixed frame 101 and elastic piece 17.

Certainly, as other embodiments, the connection between connection strap 102 and the intermediate plate 173 of elastic piece 17 can also adopt With other connection types, such as riveting.

In the present embodiment, passive and wireless transmitting module further includes secondary iron core 105, which is located under coil 100 Side, and 104 alignment of main iron core, it is of course also possible to be the dislocation arrangement of main iron core 104.One end of secondary iron core 105 extends to line Outside circle 100, secondary abutment end 1051 is formed, which is used to abut with the magnetic conductive board 161 of 162 lower section of magnet.

When the main abutment end 1041 of main iron core 104 is abutted with the magnetic conductive board 161 of 162 top of magnet, the pair iron core 105 Secondary abutment end 1051 is then abutted with the magnetic conductive board 161 of 162 lower section of magnet, as shown in Fig. 6 and 8, in this way, can increase across main iron Magnetic induction in core 104.

Certainly, when the main abutment end 1041 of main iron core 104 is abutted with the magnetic conductive board 161 of 162 lower section of magnet, at this point, secondary The secondary abutment end 1051 of iron core 105 is then in blank state.

In the present embodiment, the other end of secondary iron core 105 tilts upward, is formed and tilts end 108, the tilting end 108 court respectively Both sides extend, and form secondary mounting bar 107, in this way, being then in Different Plane between main iron core 104 and secondary mounting bar 107, secondary iron Core 105 is in the lower position of secondary mounting bar 107.Secondary mounting bar 107 is connected on the main mounting bar 106 of main iron core 104, In this way, secondary iron core 105 is in the lower section of main iron core 104, and there is interval between the two, to when main iron core 104 is worn online When enclosing 100 center, secondary iron core 105 is then in the lower section of coil 100, in this way, the two can hold what coil 100 consolidated, The magnetic induction in main iron core 104 can then be greatly enhanced.

Alternatively, as other embodiment, secondary iron core 105 can also be located at top or the coil 100 of coil 100 Both sides or the entire periphery of wound coil 100 arrangement, specific setting can be depending on actual needs, and not only limitation is located at The lower section of main iron core 104；Certainly, when the installation position of secondary iron core 105 difference, secondary abutment end 1051 then from different magnetic conductive boards 161 abut.

In the present embodiment, passive and wireless transmitting module includes pressing adjustable shelf 11, which includes movable plate 111 and two swing arms 113, the inner end of two swing arms 113 be connected to the both sides of movable plate 111, and two swing arms 113 Positioned opposite, two swing arms 113 are respectively formed at outside the both sides of bottom case 13, and the outer end of swing arm 113 is hinged on bottom case 13 Two side, movable plate 111 is placed in the top of the mounting base 141 of holder 14.

Pressing adjustable shelf 11 is swung up and down using the outer end of swing arm 113 as oscillation center, so that movable plate 111 also may be used To swing up and down, when movable plate 111 is towards lower swing, it is connected in mounting base 141, drive installation seat 141 moves downward, this Sample, after the external force being applied on movable plate 111 is eliminated, under the action of resetting structure, mounting base 141 is swung upward, is driven Dynamic movable plate 111 is swung upward.

Certainly, adjustable shelf 11 being pressed by setting, the movable plate 111 of the pressing adjustable shelf 11 is placed in the top of bottom case 13, Consequently facilitating the extraneous active force that applies is on movable plate 111.

In order to enable 111 significantly more efficient drive installation seat 141 of movable plate is towards lower swing, and in the present embodiment, movable plate 111 It is convexly equipped with driving end 112 downward, which is connected in mounting base 141.The driving end 112 can be formed in movable plate 111 centre position, it is of course also possible to be formed in the other positions of movable plate 111.

In the present embodiment, in order to save the volume of bottom case 13, and entire passive and wireless transmitting module is made to form integration, Radiating circuit plate 12 is formed at the upper end opening of 13 cavity 132 of bottom case, is located at the top of coil group 10.In addition, for fixation The position of radiating circuit plate 12 is formed with overhead kick in the two side walls of bottom case 13, which is buckled in radiating circuit plate 12 Upper end, so that the firm top for being placed in coil group 10 of radiating circuit plate 12, and positioned at the upper end opening of 13 cavity 132 of bottom case Place.

In addition, bottom case 13 outer side wall be equipped with card slot 131, in this way, when the passive and wireless transmitting module be used in it is other In electronic product, using the card slot 131 and external connection, it can make the fixation of entire passive and wireless transmitting module.

With reference to shown in Fig. 9, it is the principle schematic of passive and wireless transmitting module provided in this embodiment, passes through group of magnets 16 Move up and down so that the main abutment end 1041 of main iron core 104 replaces abutting with two magnetic conductive boards 161, realizes mechanical energy and electricity Conversion between energy provides power supply so that radiating circuit in this way, by energy storage and being converted to voltage again for coil 100 Plate 12 emits radio wave outwardly, and in turn, receiving device receives radio wave, then starts corresponding operation.

As shown in Figure 10 and 11, for a kind of utilization of the passive and wireless transmitting module, outside the passive and wireless transmitting module It is covered with shell 19, and the button 190 that being formed on the shell 19 can be up and down, the button 190 and pressing adjustable shelf 11 111 alignment of movable plate moving up and down for driving movable plate 111 then may be implemented in this way, by depresses button 190, from And realize that drive installation seat 141 moves up and down so that handed between the main abutment end 1041 of main iron core 104 and two magnetic conductive boards 161 For abutting, so that the passive and wireless transmitting module emits the effect of wireless signal outwardly.

Shell 19 is equipped with opening, in this way, convenient for passive and wireless transmitting module to be embedded in shell 19, and pass through cover board 191 seal the opening of the shell 19.

In the present embodiment, the other ends of two side arms 142 of holder 14 is side walls hinged by rotation axis and bottom case 13, presses The outer end of two swing arms 113 of adjustable shelf 11 is pressed to be hinged on the two side walls of bottom case 13 by rotation axis；Certainly, as other The outer end of embodiment, the other end of two side arms 142 of holder 14 and two swing arms 113 of pressing adjustable shelf 11 can also By the side walls hinged of other various structures and bottom case 13, it is not limited to rotation axis.

Certainly, passive and wireless transmitting module provided in this embodiment can also have other a variety of operational modes, not only transport With form in the present embodiment.

The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention All any modification, equivalent and improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.

Claims (29)

1. passive and wireless transmitting module, which is characterized in that including：

Bottom case；

Holder, the holder include mounting base, are located in the bottom case；

Group of magnets, the group of magnets include magnet and two magnetic conductive boards, and two magnetic conductive boards are connected to the magnet Upper end and lower end；

Coil group, the coil group and group of magnets are positioned opposite, and the coil group includes coil and main iron core, the main iron core It is threaded through in the coil, and the coil is extended in one end of the main iron core towards the group of magnets, is formed for two The main abutment end that a magnetic conductive board alternately abuts；And

Radiating circuit plate is electrically connected with the coil；

When the wherein described mounting base moves, the group of magnets and the coil group is set to generate relative displacement, so that the main iron core The main abutment end alternately abut two magnetic conductive boards, to generate electric current in the coil with to the radiating circuit plate Power supply.

2. passive and wireless transmitting module according to claim 1, wherein the bottom case is equipped with card slot in outer side wall, to utilize State card slot and external connection so that the fixation of the entire passive and wireless transmitting module.

3. passive and wireless transmitting module according to claim 1, wherein the passive and wireless structure includes pressing adjustable shelf, institute It includes movable plate and two swing arms to state pressing adjustable shelf, and the inner end of two swing arms is connected to the movable plate Both sides, the outer end of two swing arms is respectively hinged on the two side of the bottom case；Two swing arms are set respectively In outside the both sides of the bottom case, the movable plate is placed in the top of the mounting base.

4. passive and wireless transmitting module according to claim 3, wherein the movable plate is convexly equipped with downward for abutting It states mounting base and drives the mounting base towards the driving end of lower swing.

5. passive and wireless transmitting module according to claim 1, wherein further including resetting structure, for answering for the mounting base Position.

6. passive and wireless transmitting module according to claim 5, wherein the resetting structure includes spring, under the spring End is connected to the bottom of the bottom case, and the upper end of the spring is connected to the lower end of the mounting base.

7. passive and wireless transmitting module according to claim 1, wherein being convexly equipped with positioning on the two side of the bottom case respectively Block, the two side of the mounting base are respectively equipped with the groove bar being vertically disposed to extend, be equipped in the groove bar for it is described fixed The rib that position block abuts, the locating piece is placed in the groove bar, and the locating piece is placed in the top of the rib.

8. passive and wireless transmitting module according to claim 1 further includes secondary iron core, it is connected to the main iron core, it is described Secondary iron core is located at the side of the coil, and one end of the pair iron core extends to outside the coil, formed for the magnet The secondary abutment end that the magnetic conductive board of lower section abuts.

9. passive and wireless transmitting module according to claim 8, wherein when the main iron core the main abutment end with it is described When the magnetic conductive board above magnet abuts, the secondary abutment end and the magnetic conductive board below the magnet of the pair iron core It abuts；When the main abutment end of the main iron core is abutted with the magnetic conductive board below the magnet, the pair iron core The pair abutment end is then in blank state.

10. passive and wireless transmitting module according to claim 8, wherein the pair iron core is in the lower section of the coil, and And the clamping that the main iron core and the secondary iron core consolidate the coil；Or the secondary iron core is located at the upper of the coil Side；Or the secondary iron core is located at the both sides of the coil；Or the secondary iron core is arranged around the entire periphery of the coil.

Further include elastic piece 11. according to any passive and wireless transmitting module in claims 1 to 10, the main iron core connects It is connected to the elastic piece.

12. according to passive and wireless transmitting module described in claim 11, wherein the elastic piece include two elastic arms and in Between plate, the inner end of two elastic arms is connected to the both sides of the intermediate plate, and the outer end of two elastic arms is fixed Arrangement, the intermediate plate vacantly arrange that the other end of the main iron core is fixedly connected on the intermediate plate, and the main iron core Be placed between two elastic arms, the bottom projection of the bottom case cavity there are two mounting post, two elastic arms it is outer End is respectively fixedly connected in the mounting post；The bottom projection of the bottom case cavity is there are two positioning column, in the elastic arm Equipped with location hole, the upper end of the positioning column is formed with for being threaded through the location hole to limit the elastic arm towards lower swing The step of amplitude.

13. according to any passive and wireless transmitting module in claims 1 to 10, wherein being equipped with installation in the mounting base Chamber, the installation cavity, which has towards the side of the coil group, to be open, and the group of magnets is placed in the installation cavity, and passes through institute The side opening for stating installation cavity reveals；The main abutment end of the main iron core is open towards the side of the mounting base and arranges.

14. according to passive and wireless transmitting module described in claim 13, wherein the coil group is placed in two sides of the holder Between arm.

15. according to any passive and wireless transmitting module in claims 1 to 10, wherein the coil group further includes fixing Frame, the fixed frame include fixed frame, and the fixed frame encirclement is formed with fixed area, and the coil is placed in the fixed area In domain, and it is connect with the fixed frame；The inner end of the fixed frame has the opening towards the group of magnets, the main iron core Main abutment end passes through the fixed frame, and extends to outside the opening of the fixed frame.

16. according to any passive and wireless transmitting module in claims 1 to 10, wherein the group of magnets is connected to the peace Fill seat.

17. according to any passive and wireless transmitting module in claims 1 to 10, wherein the holder further includes two sides Arm, one end of two side arms are connected to the both sides of the mounting base, and the other end of two side arms is respectively articulated with In the side wall of the bottom case.

18. electronic product, which is characterized in that include according to any passive and wireless transmitting module in claim 1 to 17.

19. electronic product according to claim 18, wherein the electronic product is remote controler, sensor, passive and wireless Switch or passive and wireless doorbell.

20. the self-powered method of passive and wireless transmitting module, which is characterized in that the wherein described passive and wireless transmitting module includes magnetic Iron group and coil group, wherein the group of magnets includes magnet and two magnetic conductive boards, two magnetic conductive boards are connected to institute The upper end and lower end of magnet are stated, the coil group includes coil and main iron core, and the main iron core is threaded through in the coil, and The coil is extended in one end of the main iron core towards the group of magnets, the method includes the steps：

Wherein at one recycle driving during, make the group of magnets act on the coil group magnetic induction line change and Under the driving of external force, the magnetic induction line of the group of magnets alternately passes through the main iron core；And

Immediate current is generated in the coil with to radiating circuit plate supply of electrical energy.

21. according to the method for claim 20, including step：Drive installation seat moves, and by the installation The movement of seat, drive magnet group generate relative displacement with coil group, wherein in the group of magnets moving process, the main iron core Main abutment end replace with two magnetic conductive boards abutting generate electric current in the coil to give radiating circuit plate supply of electrical energy.

22. according to the method for claim 21, including step：Driving arm moves, to be drivingly connected in the branch The group of magnets of the mounting base of frame moves, so that the group of magnets and the coil generate relative displacement.

23. according to the method for claim 22, two side arms of driving arm are made with the position for being hinged on the side wall of bottom case For branch spot wobble, to drive the mounting base to move.

24. further including according to the method for claim 21, step：By resetting structure, the mounting base is made to reset, to In a cyclic process, the coil in the coil group generates electric energy twice.

25. the method according to claim 11, including step：Two swing arms of driving pressing adjustable shelf are to be hinged on bottom Position on the two side of shell is as branch spot wobble；Simultaneously by the movement of the movable plate of the pressing adjustable shelf, described in driving Holder is swung.

26. the method according to claim 11, including step：When button is pressed, the upper and lower of the movable plate is driven It is mobile, it is moved down in the driving mounting base to realize.

27. the method according to claim 11, including step：What is be convexly equipped with respectively on two side by the bottom case determines Position block, the two side of the mounting base is respectively equipped with the groove bar being vertically disposed to extend.

28. the method according to claim 11, including step：Wherein when the main abutment end of the main iron core with it is described When the magnetic conductive board above magnet abuts, the secondary abutment end of secondary iron core is supported with the magnetic conductive board below the magnet It connects；When the main abutment end of the main iron core is abutted with the magnetic conductive board below the magnet, the institute of the pair iron core It states secondary abutment end and is then in blank state.

29. according to the method for claim 28, wherein the pair iron core is in the lower section of the coil, and the main iron The clamping that core and the secondary iron core consolidate the coil；Or the secondary iron core is located at the top of the coil；Or it is described Secondary iron core is located at the both sides of the coil；Or the secondary iron core is arranged around the entire periphery of the coil.