CN200941583Y

CN200941583Y - Electromagnetic linkwork

Info

Publication number: CN200941583Y
Application number: CN 200620063444
Authority: CN
Inventors: 王其健
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-08-28
Filing date: 2006-08-28
Publication date: 2007-08-29
Anticipated expiration: 2016-08-28

Abstract

The utility model relates to an electromagnetic product technology field, in particular to an electromagnetic inter-action device in simple structure which produces moving action effect, mainly comprising an electromagnetic coil, a bar magnet, a power source which supplies power for the electromagnetic coil, an electric board which changes direction of power source current. A hole groove is formed in the electromagnetic coil, one end of the bar magnet is inserted into the hole groove, another end is connected to a transmission mechanism, the center magnetic line of the bar magnet and the electromagnetic coil are in the same direction. The magnetic field produced by the electromagnetic coil acts on the bar magnet, then produces absorbing and repelling action between them. The current direction in the electromagnetic coil continues to change, the bar magnet produces front and back moving effect. The utility model drives the transmission mechanism to move through the bar magnet and forms swing, then the transmission mechanism drives all decorative items on all kinds product to form the moving decorative effect. The utility model has the advantage of small volume and quite operation.

Description

A kind of electromagnetism linkage

Technical field:

The utility model relates to the electromagnetic product technical field, refers in particular to a kind of simple in structurely, and can produce the electromagnetism linkage of dynamic action effect, and this device can be applicable to the surface of multiple product product, makes product can produce the dynamic ornamentation effect.

Background technology:

We still adopt some static modes mostly when product is decorated at present.For example improve image quality on the print product by exquisite printing technology; Or improve the aesthetic feeling of product by interspersing of ornament.But this static U.S.A can not satisfy people's demand, is directed to this, and people have increased effects such as light demonstration, music sounding in decorative product.For example music greeting card that can be luminous, knapsack, books or the like.In addition, the designer is more arranged, on product, increase dynamic decoration device in order further to increase the interest of product.This dynamic apparatus generally is that a circuit arrangement is set in product, this circuit arrangement comprises: battery, motor, circuit board perhaps also can increase luminous lamp body, and be provided with rotating part on the surface of product, the output revolving shaft interlock of this rotating part and motor rotates by the motor drive.

By top described, we can see, though this dynamic ornamentation device can form dynamic effect on the surface of product, its maximum problem is exactly that shared space is bigger.Because this type of dynamic apparatus generally all is arranged in the lower face or interlayer of product, this just requires the thickness of whole device should remain on a less numerical value, in order to avoid increase the thickness of entire product, perhaps forms ugly projection at product surface.Yet, all need motor in the present device, and the general minimum of the height of motor also there is 10mm, so just causes the thickness of whole device to dwindle, this has become present urgent problem.

Summary of the invention:

Technical problem to be solved in the utility model is exactly the deficiency that is to overcome present product, provide a kind of simple in structure, volume is little, can produce the electromagnetism linkage of dynamic effect.

For solving the problems of the technologies described above, the utility model has adopted following technical scheme: it mainly comprises solenoid, bar magnet, is the power supply of solenoid power supply and the circuit board that can change the source current direction, be formed with a hole slot in the solenoid, bar magnet one end inserts in the hole slot, the other end connects a transmission mechanism, and the center magnetic line of force of bar magnet and solenoid is positioned at same direction.

The action of a magnetic field that the utility model produces by solenoid makes to produce the motion that attracts or repel between the two in bar magnet.Constantly change the sense of current of solenoid simultaneously, then bar magnet will produce the effect that moves back and forth.The utility model is exactly constantly back and forth to drive the transmission mechanism motion by bar magnet, thereby forms swing.Rely on transmission mechanism to drive the decoration that is arranged on the various products again, form the dynamic ornamentation effect.

Described transmission mechanism comprises: Connection Block, first connecting rod, second connecting rod, rotating shaft and swing arm, wherein bar magnet is terminal fixedlys connected with Connection Block, first connecting rod one end is articulated on the Connection Block, its other end and second connecting rod are hinged, the other end of second connecting rod is fixed in the rotating shaft, swing arm is fixedlyed connected with rotating shaft, and this kind structure can form the swing effect.Perhaps, this transmission mechanism is one to be connected in the connecting rod of bar magnet end, and this mode can form the dynamic effect that moves back and forth.

In the circuit of solenoid and power supply, be connected with control its power turn-on whether trigger switch and loudspeaker, luminous element.Loudspeaker can produce music, and the light that luminous element produces can be interspersed entire product, to increase the interest and the aesthetic feeling of product.

Described trigger switch has an insulated connecting rod, this connecting rod one end offers a scarce hole, this end inserts in that an elasticity presses between sheet and its contact in the circuit loop, connecting rod is ordered to lack the hole and is fallen into or depart from the position that presses between sheet and its contact horizontally slipping, and this trigger switch can be used in the greeting card.Perhaps, described trigger switch comprises that elasticity presses sheet and is arranged at the cylinder that elasticity presses the sheet termination, described elasticity presses and convexes with a contact on the sheet, and the below, contact is provided with the conducting strip that can be connected with its formation conduction, and this trigger switch can be used in the shopping bag.Perhaps, also can directly adopt key switch.

The utility model can be applicable to various product kinds, so that it is decorated.For example: greeting card, books, shopping bag or the like.Make these products can produce various effects such as dynamic, luminous, sounding by the utility model, can overcome single, the stiff image of present like product like this, improve the interest of product.Simultaneously, the utility model biggest advantage is exactly that volume is little, because the utility model adopts electromagnetic force as power, it can be arranged to flat moulding, so just can make the thickness of device reduce greatly, so that it can be installed in the interlayer or the inside of product smoothly, and can not cause product surface to form projection.Adopt electromagnetic force also to have the quiet advantage of operation.

Description of drawings:

Below in conjunction with accompanying drawing the utility model is further described:

Fig. 1 is the vertical view of the utility model embodiment one main part;

Fig. 2 is the front view of the utility model embodiment one main part;

Fig. 3 is the front view after Fig. 2 swings;

Fig. 4 is the schematic diagram of an application product of the utility model embodiment;

Fig. 5 is an application product internal structure of a utility model embodiment schematic diagram;

Fig. 6 is the front view of the utility model embodiment two main parts;

Fig. 7 is the utility model embodiment two applied product front views;

Fig. 8 is the schematic diagram of the utility model embodiment two trigger switches.

Embodiment:

See Fig. 1～5, the utility model comprises: solenoid 1, bar magnet 2, be the power supply 3 of solenoid 1 power supply and the circuit board 6 that can change the source current direction.

Solenoid 1 comprises: pedestal 11 and be wound in coil 12 on the pedestal 11 forms in the middle of the pedestal 11 and can hold the hole slots 10 that bar magnet 2 inserts.When solenoid 1 with after power supply is communicated with, solenoid 1 will produce magnetic field, and the direction of magnetic field center line is along the axial direction of hole slot 10.

The magnetic direction of bar magnet 2 is along its axial direction, and these bar magnet 2 one ends insert in the hole slot 10, and the other end connects a transmission mechanism 5.This bar magnet 2 is positioned at same direction with the center magnetic line of force of solenoid 1.Behind solenoid 1 power connection, the magnetic field of its generation produces the effect that attracts (or repulsion) to bar magnet 2 like this, promotes bar magnet 2 and move (or moving) in hole slot 10 outside hole slot 10.Behind the current reversal in the input solenoid 1, the magnetic direction of its generation also will change thereupon.At this moment, its active force to bar magnet 2 takes place oppositely.If constantly change the sense of current of solenoid 1, then bar magnet 2 will produce the effect that moves back and forth.The utility model is exactly constantly back and forth to drive transmission mechanism 5 motions by bar magnet 2, thereby forms reciprocating motion.

Transmission mechanism can adopt different mechanisms as required.In the present embodiment, transmission mechanism 5 comprises: Connection Block 51, first connecting rod 52, second connecting rod 53, rotating shaft 54 and swing arm 55, wherein bar magnet 2 ends are fixedlyed connected with Connection Block 51, first connecting rod 52 1 ends are articulated on the Connection Block 51, its other end and second connecting rod 53 are hinged, the other end of second connecting rod 53 is fixed in the rotating shaft 54, and rotating shaft 54 is done the location and rotated, and swing arm 55 is fixedlyed connected with rotating shaft 54.When bar magnet 2 after beginning under the effect of solenoid 1 is moving back and forth, it operate drive transmission device 5 thereupon, drive at last rotating shaft 54 with and on swing arm 55 swing.The transmission mechanism 5 of present embodiment can form the wing of winged insects such as butterfly and agitate effect.Referring to Fig. 4,5, this is the concrete example of using of present embodiment, and it is that present embodiment and greeting card 7 are combined, and transmission mechanism 5 drives the decoration 70 of butterfly moulding spare.Present embodiment comprises solenoid 1, the bar magnet 2 of two groups of place in circuit plates 6 in parallel, and these two groups of solenoids 1, bar magnet 2 are oppositely arranged, and it drives transmission mechanism 5 separately respectively.In design process, terminal swing arm 55 stretches out the greeting card surface by the through hole of offering on the greeting card 7 in two transmission mechanisms 5, and two swing arms 55 are fixed with the butterfly's wing of decoration 70 respectively simultaneously.So, after two transmission mechanisms 5 are driven respectively synchronously, just can form the effect that butterfly's wing is spread the wings and agitated, have interest.

In the foregoing description, in the circuit of power supply 3, be connected with its power turn-on of control whether trigger switch 4 and loudspeaker 33, luminous element 35.Loudspeaker 33 can produce music, and the light that luminous element 35 produces can be interspersed entire product.Trigger switch 4 adopts following structure in the present embodiment, it has an insulated connecting rod 41, these connecting rod 41 1 ends offer a scarce hole 411, this end inserts in that an elasticity presses between sheet 42 and its contact in the circuit loop, and connecting rod 41 is ordered to lack hole 411 and fallen into or depart from the position that presses between sheet 42 and its contact horizontally slipping.After greeting card 7 was opened, connecting rod 41 was with the flip-flop movement of greeting card 7 pages, and the scarce hole 411 of its end just in time is positioned at and presses sheet 42 and its contact position contacting, owing to lack the existence in hole 411, pressing sheet 42 will contact with its contact, and entire circuit is switched on and starts working.Otherwise when greeting card 7 closed up, connecting rod 41 was with the flip-flop movement of the page, and the scarce hole 411 of its end is departed from and pressed sheet 42 and its contact position contacting, presses between sheet 42 and its contact and is isolated by connecting rod 41, and entire circuit formation is opened circuit, and quits work.Just can realize opening automatically by this trigger switch 4 like this or close the unlatching of calutron on the product or close.

See Fig. 6,7,8, this is another embodiment of the utility model and applied product schematic diagram thereof.This described transmission mechanism 5 is one to be connected in the connecting rod 56 of bar magnet 2 ends, in order to prevent that bar magnet 2 when the outside motion, is unlikely to must limit its move distance owing to inertia causes displacement excessive.Be fixed with one when piece 57 in connecting rod 56 the place aheads.When outwards moving to when piece 57, connecting rod 56 will stop.When connecting rod 56 moves inwardly to hole slot 10 positions, because the width of design itself and bar magnet 2 joint portions causes it can't continue inside motion greater than the width of hole slot 10.Present embodiment adopts this transmission mechanism 5, and it can directly promote decoration and move back and forth.As shown in the figure, present embodiment is applied on the shopping bag 8.These shopping bag 8 surfaces are provided with decoration 91, and present embodiment is installed in the inner surface of shopping bag 8, and are by the through hole of being offered on 8 bags of faces of shopping bag that decoration 91 is fixing with connecting rod 57.Like this after the power supply of solenoid 1 is switched on, along with the continuous change of the sense of current, magnetic field force drivening rod 57 reciprocating motions that solenoid 1 produces, the decoration 91 that is positioned at like this on the shopping bag 8 will constantly be swung.

In order to increase the interest of product, a decoration 92 can be set again in the said goods, this decoration 92 can directly not drive by connecting rod 57, but connects a driving member by connecting rod 57, drives decoration 92 again by this driving member and constantly carries out other actions.

Present embodiment can be installed in trigger switch 4 in the interlayer of shopping bag 8 one sides 81 aborning.This trigger switch 4 structure that adopts is different with the foregoing description, it comprises: elasticity presses sheet 43 and is arranged at the cylinder 44 that elasticity presses sheet 43 terminations, press in elasticity and to convex with a contact 45 on the

sheet

43,45 its belows, contact be provided with the conducting strip 46 that can be connected with its formation conduction.Under the open state of sack, elasticity presses sheet 43 and relies on the elastic force of self to make contact 45 be pressed on the conducting strip 46, and column cap 44 is protruding by the through hole of offering on the bag face 81 811, and so circuit arrangement forms the closed-loop path.When sack is closed,

bag face

81,82 is fitted, and bag face 82 will form column cap 44 and stop that cause column cap 44 to be pushed back in the interlayer, elasticity presses sheet 43 and deflects this moment, cause contact 45 and conducting strip 46 to break away from, and the circuit of circuit arrangement disconnects.In order to make sack can stablize the maintenance closed condition, can the magnet that attract each other be set on

bag face

81,82, after sack is closed, make sack remain on closed condition like this by attracting each other of magnet.

Certainly, trigger switch 4 also can adopt other structures, for example directly adopts key switch.

The above only is example of the utility model, is not to limit the utility model practical range, and the user can be provided with different transmission mechanisms according to different demands, and is applied on the different products, drives different decorations.So all equivalences of doing according to the described structure of the utility model claim, feature and principle change or modify, and all should be included in the utility model claim.

Claims

1, a kind of electromagnetism linkage, comprise: solenoid (1), bar magnet (2), be the power supply (3) of solenoid (1) power supply and the circuit board (6) that can change the source current direction, it is characterized in that: be formed with a hole slot (10) in the solenoid (1), bar magnet (2) one ends insert in the hole slot (10), the other end connects a transmission mechanism (5), and the center magnetic line of force of bar magnet (2) and solenoid (1) is positioned at same direction.

2, a kind of electromagnetism linkage according to claim 1, it is characterized in that: described transmission mechanism (5) comprising: Connection Block (51), first connecting rod (52), second connecting rod (53), rotating shaft (54) and swing arm (55), wherein bar magnet (2) is terminal fixedlys connected with Connection Block (51), first connecting rod (52) one ends are articulated on the Connection Block (51), its other end and second connecting rod (53) are hinged, the other end of second connecting rod (53) is fixed in the rotating shaft (54), and swing arm (55) is fixedlyed connected with rotating shaft (54).

3, a kind of electromagnetism linkage according to claim 1 is characterized in that: described transmission mechanism (5) is one to be connected in the terminal connecting rod (56) of bar magnet (2).

4, according to any described a kind of electromagnetic pendulum device in the claim 1～3, it is characterized in that: in the circuit of solenoid (1) and power supply (3), be connected with control its power turn-on whether trigger switch (4) and loudspeaker (33), luminous element (35).

5, a kind of electromagnetism linkage according to claim 4, it is characterized in that: described trigger switch (4) has an insulated connecting rod (41), these connecting rod (41) one ends offer a scarce hole (411), this end inserts in that an elasticity presses between sheet (42) and its contact in the circuit loop, and connecting rod (41) is ordered to lack hole (411) and fallen into or depart from the position that presses between sheet (42) and its contact horizontally slipping.

6, a kind of electromagnetism linkage according to claim 4, it is characterized in that: described trigger switch (4) comprises that elasticity presses sheet (43) and is arranged at the cylinder (44) that elasticity presses sheet (43) termination, described elasticity presses and convexes with a contact (45) on the sheet (43), and contact (45) below is provided with the conducting strip (46) that can be connected with its formation conduction.

7, a kind of electromagnetism linkage according to claim 4 is characterized in that: described trigger switch (4) is a key switch.

8, according to any described a kind of electromagnetism linkage in the claim 1～3, it is characterized in that: described solenoid (1) comprising: pedestal (11) and be wound in coil (12) on the pedestal (11), moulding hole slot (10) in the middle of the pedestal (11).

9, a kind of electromagnetism linkage according to claim 4 is characterized in that: described luminous element (35) is a light-emitting diode.