CN101345046B - Spring reverberator and assembling method thereof - Google Patents
Spring reverberator and assembling method thereof Download PDFInfo
- Publication number
- CN101345046B CN101345046B CN2008100810338A CN200810081033A CN101345046B CN 101345046 B CN101345046 B CN 101345046B CN 2008100810338 A CN2008100810338 A CN 2008100810338A CN 200810081033 A CN200810081033 A CN 200810081033A CN 101345046 B CN101345046 B CN 101345046B
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- lead
- support plate
- spring
- shell
- vibration unit
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/002—Damping circuit arrangements for transducers, e.g. motional feedback circuits
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/16—Mounting or tensioning of diaphragms or cones
- H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
- H04R7/20—Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands
Abstract
The invention discloses a spring reverberant unit and an assembling method, wherein the spring reverberant unit includes a shell, a drive energy converter accommodated in the shell, a pick-up energy converter accommodated in the shell, and a spiral spring quiveringly jointed to the drive and pick-up energy converters. The drive and pick-up drivers include a vibration unit and a magnetic core, respectively. The vibration unit includes a bearing plate including at least one notch through which a lead passes to be directly welded to the bearing plate. The vibration unit and the magnetic core are manufactured into the modularized type to be slidingly inserted and fixed in the shell.
Description
The cross reference of related application
The present invention requires the right of priority of Korean Utility Model Application No.20-2007-11280 that submitted on July 9th, 2007 and the korean patent application 10-2007-135311 that submitted on Dec 21st, 2007, its full content with referring to mode include this paper in.
Technical field
The present invention relates to spring (spring reverberator) and assembly method thereof; And more particularly, relate to spring and the assembly method thereof that a kind of modular construction that has simply can be improved the Assembling Production rate.
Background technology
Generally speaking, in electronic musical instrument, use various effectors (effector) or Audio Mixing Recorder to obtain dynamic, lively auditory effect.Wherein, the device of adding echo is called reverberator in sound.Although various types of reverberators are arranged, known spring provides reverberation (reverb) effect in simple and cheap relatively mode.
Fig. 1 is the notional view according to the spring of routine techniques.
As shown in Figure 1, conventional spring 100 comprises the volute spring that drives between transducer 10, pickup transducer 20 and the leap transducer 10 and 20.In this routine spring, driving transducer 10 will convert mechanical vibration to and it is passed to volute spring 32 from the sound signal of source of sound input, and pickup transducer 20 will be converted to the sound signal and the output signal of the reverberation effect that is added with volute spring 32 generations by the mechanical vibration that volute spring 32 transmits.
Fig. 2 is the stereographic map of the driving transducer 10 of conventional spring shown in Fig. 1.
Referring to Fig. 2, drive transducer 10 and comprise the scaffold 50 that is fixed with magnetic core 70.In order to be used as magnetic coil, magnetic core 70 has coil 72 at intermediate studdle 74 places.Scaffold 50 comprises respectively along the direction outwardly directed tubular portion 52 opposite with volute spring 32a, 32b.One end of lead 65 extends in the tubular portion 52, and is welded on the packing ring 66, and packing ring 66 compresses and be held against securely the stop projection thing (not shown) on the tubular portion 52.The other end of lead 65 forms hook-type 65a can be connected to volute spring 32a.Near hook 65a, annular permanent magnnet 62 is adhesively secured to lead 65.More particularly, permanent magnet 62 is arranged in the magnetic gap (or the magnetic gap between pillar 74 and 76) between the pillar 72 and 74 of magnetic core 70.In addition, the rubber damping ring 64 that is used to absorb the whirling vibration of lead 65 fits tightly on the lead 65 to be anchored on the precalculated position in the tubular portion 52.
Referring to Fig. 2, the assemble method that drives transducer 10 in the conventional elasticity reverberator will be described now again.
At first, annular permanent magnnet 62 is slided on the lead 65 and near hook 65a be adhesively secured on it.Then, closely be coupled to damping ring 64 on the lead 65 and push the tubular portion 52 of scaffold 50, make it can be anchored on desired positions in the tubular portion 52.Simultaneously, the magnet 62 on the lead 65 is arranged in the magnetic gap (or the magnetic gap between pillar 74 and 76) between the pillar 72 and 74 of magnetic core 70, and magnet 62 is exposed to outside the tubular portion 52.The other end of the lead 65 relative with hook 65a passes tubular portion 52 and stretches out tubular portion 52 outsides up to it.Packing ring 66 is coupled on the extension of lead 65 and then it is pushed tubular portion 52 up to by the stop projection thing (not shown) backstop in the tubular portion 52.Therefore, packing ring 66 and lead 65 are welded into the other end that makes magnet 62 and are fixed on the scaffold 50 by lead 65.In addition, the magnetic core 70 that the bobbin 76 that is wound with coil is installed is fixed on the scaffold 50 by screw etc.As mentioned above, magnetic core 70 is arranged and is fixed on the scaffold 50 so that magnet 62 is arranged in the magnetic gap (or the magnetic gap between pillar 74 and 76) between the pillar 72 and 74 of magnetic core 70.
In conventional spring, drive transducer 10 and pickup transducer 20 and have substantially the same structure, so pickup transducer 20 is similar with the assembling that drives transducer 10.Can in the U.S. Patent No. 5,539,830 of authorizing the inventor, find more details.
As mentioned above, conventional spring has following shortcoming: a plurality of parts should be with given assembled in sequence together, and packing ring 66 and lead 65 must require the artificial dexterity of hi-tech and need equip these parts for a long time thus in packing ring 66 welding when stop projection thing in the tubular portion 52 closely contacts.Also have, for the accurate vibration of permanent subway 62, the axis of permanent magnet 62 should be between the pillar 72 and 74 or 74 and 76 of magnetic core 70 the maintenance level.But, in above-mentioned conventional assembling process, damping ring 64 and the packing ring 66 that closely is coupled on the lead 65 must be pushed tubular portion 52, and magnet 62 is being adhesively secured on the lead 65 near the hook 65.Therefore, in the pushing process, can apply twisting stress, make the axis direction distortion of lead 65 thus along magnet 62 to lead 65.In addition, because lead 65 very thin (diameter is less than about 1mm), lead 65 may rupture when magnet 62 being turned to reverse direction with adjusting distortion axis direction.
In order to solve these shortcomings, the inventor has proposed to have the scaffold (seeing also U.S. Patent No. 5,539,830) of U-shaped lug.According to this improved supporting frame structure, because the top of tubular portion opens, so welding lead and packing ring have easily reduced installation time so this compares with the scaffold shown in Fig. 2.But, this improved scaffold can not solve above-mentioned shortcoming, such as, this assembling must carry out according to concrete given order, the axis of magnet may twist, damping ring will be pressed on the precalculated position on the lead and built-up time still some is long.
Summary of the invention
Therefore, the purpose of this invention is to provide a kind of supporting member and shell and assemble the spring and the assemble method thereof of throughput rate with improvement with improvement structure.
Another object of the present invention provides a kind of a pair of spring that is exposed to the lead-in wire of housing exterior that has, and lead-in wire can use general connector to be connected to external audio source, can adapt to the distance between spring and the external audio source thus.
According to the present invention, a kind of spring is provided, this reverberator comprises shell, admits driving transducer in the enclosure, the volute spring of admitting pickup transducer in the enclosure and being connected to driving and pickup transducer quiveringly, wherein drives and pickup transducer difference involving vibrations unit and magnetic core; Wherein vibration unit comprises: support plate, this support plate comprise at least one otch groove; At least one lead, one end pass described otch groove and are welded direct on the support plate, and the other end forms hook-type so that helical spring free end can be connected thereto; Permanent magnet, this permanent magnet is being fixed near the hook on the lead; And damping ring, this damping ring closely press fit on the lead between end of lead and magnet; Wherein magnetic core comprises: the bobbin that is wound with coil; And be respectively applied for vibration unit seat part, magnetic core seat part and the bobbin seat part that vibration unit, magnetic core and bobbin are installed thereon.
In exemplary embodiment of the present invention, near support plate upper cut groove, be formed for preventing at least one slit of thermal loss, and be formed for guiding the guide recess of support plate at the vibration unit seat place, side partly of shell, and this support plate also comprises and the corresponding jut of guide recess.In addition, form stop part at the vibration unit seat place, side partly of shell, and support plate comprises the elastic protrusion portion corresponding with stop part.
In exemplary embodiment of the present invention, bobbin comprises the pair of lead wires that is fixed to the one side being connected with external sound source, and this is electrically connected with electric wiring in the coil lead-in wire.
Another aspect of the present invention provides a kind of assembly method of spring, may further comprise the steps: prepare a pair of vibration unit, each unit comprises: support plate, this support plate comprise at least one otch groove; Lead, the one end passes the otch groove and is welded direct on the support plate, and the other end forms hook-type so that helical spring free end can be connected thereto; And permanent magnet, this permanent magnet is being fixed near the hook on the lead; Shell is provided, and this shell comprises vibration unit seat part, magnetic core seat part and the bobbin seat part that is respectively formed at its place, longitudinal direction two ends; The support plate of a pair of vibration unit is pressed into the vibration unit seat part of shell; The bobbin that is wound with coil is coupled to bobbin seat part; Magnetic core is pressed into the magnetic core seat part of shell; And each free end of coil spring is connected on the hook of lead.
In this article, before the step of preparing a pair of vibration unit, implement to provide the step of shell.In addition, the step of preparing a pair of vibration unit also comprises damping ring closely is coupled to step on end of lead and the lead between the magnet.
Simultaneously, in preparing the step process of a pair of vibration unit, implement helical spring each free end is connected to step on the hook.
Another aspect of the present invention provides a kind of spring, this spring comprises shell, admits driving transducer in the enclosure, the volute spring of admitting pickup transducer in the enclosure and being connected to driving and pickup transducer quiveringly, wherein drives and pickup transducer difference involving vibrations unit and magnetic core; Wherein vibration unit comprises: support plate, this support plate comprise at least one otch groove and are formed near at least one slit that is used to prevent thermal loss of otch groove; At least one lead, one end pass the otch groove and are welded direct on the support plate and the other end forms hook-type so that helical spring free end is connected thereto; Permanent magnet, this permanent magnet is being fixed near the hook on the lead; And damping ring, this damping ring closely is engaged on the end and the lead between the magnet of lead, wherein magnetic core comprises the bobbin that is wound with coil, and wherein shell comprises and is respectively applied for vibration unit seat part, magnetic core seat part and the bobbin seat part that vibration unit, magnetic core and bobbin are installed thereon.
In another exemplary embodiment of the present invention, support plate comprises two otch grooves and the otch groove that inwardly forms from the circumference of the relative lateral side of support plate respectively.In addition, be formed for guiding the guide recess of support plate at the vibration unit seat place, side partly of shell, and support plate comprises and the corresponding jut of guide recess.Bobbin comprises the pair of lead wires that is fixed to the one side being connected with external sound source, and this is electrically connected with electric wiring in the coil lead-in wire.In addition, this passes the hole that pierces shell respectively and is exposed to housing exterior to be connected to the external power source web member lead-in wire.
According to spring of the present invention, in open space, carry out the welding process of lead and support plate, therefore compare greatly and shortened weld interval with in the narrow tubular portion that has than minor diameter, carrying out conventional welding process, and when welding, no longer need highly well-trained artificial skill level.
In addition, the incorrect welding situation that can be easily the welded joint between support plate and lead be higher or lower than jut by simple visual observation is defined as weld defects.
In addition, according to the present invention, vibration unit and magnetic core are prepared into modular type to be slidably inserted into and to be fixed in the housing.Therefore, the assembling process Billy of spring of the present invention uses the conventional spring of the stationary installation of separating such as screw to assemble the working time weak point of relatively easy and cost.So, can reduce the manufacturing cost of spring significantly.
Will appreciate that and can more be expressly understood additional objects and advantages of the present invention by following instructions by embodiments of the invention.In addition, can easily find out also and can realize target of the present invention and advantage by the method and the concrete combination thereof of claims.
Description of drawings
Fig. 1 is the conceptual view of conventional spring;
Fig. 2 shows the stereographic map of the driving transducer of conventional spring among Fig. 1;
Fig. 3 is the exploded perspective view of spring according to a preferred embodiment of the invention;
Fig. 4 shows the view of support plate among Fig. 3;
Fig. 5 is the cut-open view that the line A-A along Fig. 3 obtains; And
Fig. 6 shows the bobbin among Fig. 3.
Embodiment
After this elaborate the preferred embodiments of the present invention with reference to the accompanying drawings, to enable those skilled in the art to easily implement the present invention.But, should be noted that following preferred embodiment should not be construed as limitation of the scope of the invention.In the accompanying drawings, identical parts are represented by identical label.
Fig. 3 shows spring according to a preferred embodiment of the invention, and Fig. 4 shows the support plate among Fig. 3.
Referring to Fig. 3, spring 300 comprises shell 310, drives transducer and is contained in the pickup transducer in the shell 310 and is connected to the volute spring 332 and 333 that drives and pick up transducer quiveringly.
Drive transducer involving vibrations unit 322a and magnetic core 370a.Similarly, pickup transducer involving vibrations unit 322b and magnetic core 370b.Each the vibration unit 322a and the 322b of driving and pickup transducer comprise support plate 350a and 350b respectively, and are connected to magnet 362a and 362b and damping ring 364a and the 364b of support plate 350a and 350b respectively quiveringly by lead 365a and 365b.In addition, magnetic core 370a and 370b comprise bobbin 375a and the 375b that is wound with coil respectively.
Referring to the Fig. 3 that shows support plate and Fig. 4, support plate 350a and 350b are dull and stereotyped, and in the support plate each comprise the otch groove 352 and 353 that is used for fixing lead 365a and 365b, and they are outside opening in both sides.Fig. 4 shows two otch grooves 352 and 353, but the present invention is not limited to this.Determine the quantity of otch groove 352 and 353 respectively according to the quantity of the volute spring 332 that is fixed to support plate 350a, 350b and 333.Preferably, otch groove 352 and 353 width are a bit larger tham the diameter (about 1mm or littler) of lead 365a and 365b.Like this, when lead 365a and 365b insert otch groove 352 and 353 respectively with welding be fixed to support plate 350a and 350b when going up, otch groove 352 and 353 bootable lead 365a in vertical side and 365b.Therefore, lead 365a and 365b can insert otch groove 352 and 353 (Fig. 4) dearly towards slit 354 and 355.
As shown in Figure 4, support plate 350a, 350b comprise slit 354 and 355.When the lead 365a that inserts otch groove 352 and 353 and 365b welding are fixed to support plate 350a, slit 354 and 355 makes it can reduce surface area around the support plate of welding portion to prevent thermal loss, and make it can keep welding can not run out of or trail, so that welding process is easier.Therefore, slit 354 and 355 preferably form to seem that they are included in the shape of otch groove 352 and 353 inside near being welded with the zone of lead 365a and 365b.In addition, support plate 350a also comprises jut 356 at downside.Simultaneously, be used to guide the guide recess 314 (Fig. 5) of the jut 356 of support plate 350a to be formed on hereinafter the side of the vibration unit seat part 312 of the shell 310 that will describe.Therefore, when support plate 350a and 350b are pressed into the vibration unit seat part 312a of shell 310, the jut 356 of support plate 350a is coupled in the guide recess 314 and is directed, thereby makes support plate 350a and 350b insert shell 310 easily and be fixed therein safely and can be in the Width vibration of shell 310.In addition, have predetermined altitude when jut 356 forms when (equaling the optimal height of welded joint when lead 365a and 365b and support plate 350a and 350b are welded in otch groove 352 and 353), can be easily determine that by visual observation the situation that welded joint between support plate and the lead is higher or lower than the incorrect welding of jut 356 is a weld defects.
In addition, be formed with elastic protrusion portion 357 on the top of support plate 350a, 350b and also preferably form a slice by punching press support plate 350a.Elastic protrusion portion 357 is locked in the stop part 315 (Fig. 5) of shell 310 and goes up to avoid support plate 350a, 350b insertion vibration unit seat part 312 to unclamp from shell 310 afterwards.
Magnet 362a and 362b are connected to support plate 350a and 350b quiveringly by lead 365a and 365b respectively.More particularly, the end of every lead 365a, 365b is welded direct to respectively near otch groove 352,353 inner support plate 350a, the 350b.The other end of every lead 365a, 365b bends to hook- type 366a, 366b, is connected with each free end of volute spring 332,333 on it respectively.Simultaneously, permanent magnet 362a and 362b are adhesively secured to lead 365a and 365b respectively near the hook 366a of lead and 366b.Between the end of every lead 365a, 365b and every magnet 362a, 362b, the damping ring 364a, the 364b that closely are coupled to respectively on lead 365a, the 365b are arranged. Damping ring 364a and 364b are used to suppress the excessive whirling vibration of magnet 362a and 362b.
Drive and the magnetic core 370a of pickup transducer and magnetic core seat part 318a and the 318b place that 370b is installed in shell 310 respectively.Bobbin 375a and 375b are coupled to respectively in the pillar 371a and 171b under magnetic core 370a and the 370b, and coil 376 (Fig. 6) each in bobbin 375a and the 375b twined to form magnetic field.On the side surface of bobbin 375a, 375b, be provided with pothole 377 (Fig. 6), and pair of lead wires 378 by adhesive in the pothole 377 to be connected with external sound source such as electronic musical instrument.This 378 is electrically connected with electric wiring in the coil 376 respectively going between.Although this can make an explanation after a while, but bobbin 375a and 375b are placed on the bobbin seat part 319a and 319b of shell 310, and this inserts shell 310 to 378 (Fig. 6) that go between by the hole (not shown) on the bottom that is formed on bobbin seat part 319a and 319b.Under the situation of conventional reverberator, the winding wire that twines around bobbin of certain-length is exposed to the outside, has wherein determined to be exposed to the length of outside lead during fabrication.Therefore, the user finds to be difficult to change according to the distance between external sound source and the reverberator length of lead usually.On the contrary, according to reverberator of the present invention because the signal wire of external sound source is connected on the pair of lead wires 378 by connector, the user can be easily with reverberator and external sound source between distance corresponding.
Referring to Fig. 3, shell 31 is admitted and is driven transducer, pickup transducer and be connected in the volute spring 332 and 333 that drives between transducer and the pickup transducer quiveringly, wherein transducer difference involving vibrations unit 322a, 322b and magnetic core 370a and 370b again. Vibration unit 322a, 322b comprise support plate 350a, 350b, are connected to magnet 362a, the 362b of support plate 350a and 350b respectively quiveringly by lead 365a and 365b, and damping ring 362a and 364b.In addition, shell 310 is relatively vertically held at it and is had vibration unit seat part 312a and 312b and magnetic core seat part 318a and 318b.As mentioned above, vibration unit seat part 312a and 312b have the guide recess 314 that is used for support plate 350a and 350b respectively.Guide recess is formed on the side of shell 310, preferably on the inside surface that two of shell 310 is vertically held.The jut 356 corresponding formation at each place among the surface of guide recess 314 and support plate 350a and the 350b.For example, if jut 356 lobed dome shapes, the surface of jut has the corresponding depression dome shape of dome shape with projection.Therefore, when support plate 350a and 350b are pressed into shell 310, the jut 356 at each place slides along guide recess 314 among support plate 350a that slides along guide recess 314 and the 350b, makes support plate 350a and 350b can insert the position in the shell 310 easily.After with support plate 350a and 350b insertion shell 310, jut 356 cooperates with guide recess 314 and prevents that therefore support plate 350a and 350b from vibrating along the Width of shell 310.
Referring to Fig. 3, bobbin seat 319a and 319b are formed on the bottom of shell 310 again, and be parallel with the open side of magnetic core seat part 318a and 318b.The bobbin 375a and the 375b that will be wound with coil before magnetic core 370a and 370b are installed to magnetic core seat part 318a and 318b are placed in bobbin seat part 319a and 319b.For this purpose, pair of lead wires 378 (Fig. 6) pass be formed on place, bobbin seat part 319a and 319b bottom the hole (not shown) to be exposed at the outside of described shell 310.
Hereinafter will explain and how assemble spring according to a preferred embodiment of the invention.
Referring to Fig. 3, be ready to vibration unit 322a and 322b again.In order to prepare vibration unit 322a and 322b, lead 365a and 365b are passed annular permanent magnnet 362a and 365b with near the hook 366a and 366b that magnet are arranged on lead, and apply bonding agent so that magnet is fixed to lead.Equally, lead 365a and 365b are passed damping ring 364a and 364b so that damping ring is arranged on the precalculated position of lead.Then, an end that is fixed with lead 365a, the 365b of magnet 362a, 362b and damping ring 364a is inserted otch groove 352,353 and be welded to support plate 350a or 350b near the inside end of otch groove 352,353.According to the conventional assembling process shown in Fig. 2, the damping ring 64 that passes lead 65 is pushed the elongate tubular part 52 of scaffold 50.Then the opposite end of gasket rings 66 from tubular portion 52 is inserted on the lead 65, and packing ring 66 and lead 65 is fixed together by welding.Therefore, owing in the narrow tubular portion 52 that has than minor diameter, carry out welding process, need be when the assembly routine reverberator in well-trained artificial proficiency of the height aspect the welding and considerable time.On the other hand, according to the present invention, have in conventional reverberator that the scaffold of elongated tubular part is existing to be replaced by smooth, metal support plate 350a and 350b, respectively have otch groove 352 and 353, and near the inner of otch groove 352 or 353, lead 365a and 365b are welded direct on support plate 350a and the 350b, make permanent magnet 362a and 362b be adhesively secured on lead 365a and the 365b.Therefore like this, in open space, carry out welding process of the present invention, compare widely and shortened weld interval with in the narrow pipe section 52 that has than minor diameter, carrying out conventional welding process, and do not need highly well-trained artificial proficiency.In addition, as mentioned above, can determine that the incorrect welding situation that welded joint between support plate and the lead is higher or lower than jut 356 is a weld defects by simple visual observation.
And support plate 350a and 350b are pressed into the vibration unit seat part 312a and the 312b of shell 310.As mentioned above, by the guide recess 314 guiding support plate 350a of shell 310 and the jut 356 of 350b, so that support plate 350a and 350b can insert shell 310 easily.After with support plate 350a and 350b insertion shell 310, jut 356 cooperates with guide recess 314 to prevent support plate 350a and the 350b Width vibration along shell 310.Like this, according to the present invention, can be only vibration unit 322a and 322b be maintained static by support plate 350a and 350b are pressed into shell 310.When with support plate 350a and 350b insertion vibration unit seat part 312a and 312b, the elastic protrusion portion 357 (Fig. 4) of support plate 350a and 350b maintains tightly by the stop part 315 (Fig. 5) that forms on the side surface that is formed on vibration unit seat part 312a and 312b.This can be avoided support plate 350a and 350b to unclamp from vibration unit seat part 312a and 312b respectively.
Then, the bobbin 375a of coil and bobbin seat part 319a and the 319b that 375b inserts shell 310 will be wound with.At this moment, pair of lead wires 378 (Fig. 6) is passed the hole (not shown) at the place, bottom that is formed on bobbin seat part 319a and 319b to expose shell 310 outsides, makes them can flexibly be connected to the joint outer part (not shown).
Subsequently, magnetic core 370a and the 370b open side by magnetic core seat part 318a and 318b is pressed into shell 310.The bottom of magnetic core seat part 318a and 318b is wideer slightly than pillar 371a and the 371b of magnetic core 370a and 370b, so that magnetic core 370a and 370b can slip into magnetic core seat part 318a and 318b respectively.Simultaneously, when the height of bobbin 375a and 375b is preset in magnetic core 370a and 370b assemble present part 318a and 318b slidably, their pillar 371a and 371b pass bobbin 375a and 375b, and promptly bobbin 375a and 375b are coupled to respectively in pillar 371a and the 371b.After magnetic core 370a and 370b are inserted seat part 318a and 318b, for example apply bonding agent so that they are fixed on the shell 310.Preferably, magnetic core 370a and 370b form
Shape, when avoiding that especially magnetic core 370a and 370b insert seat part 318a and 318b with lead 365a and 365b interference.
At last, after vibration unit 322a and 322b and magnetic core 370a and 370b were inserted shell 310, volute spring 332 and 333 free end were connected to the hook 366a of lead and 366b to finish the assembling process of spring of the present invention.Perhaps, can before vibration unit 322a that will be assembled and 322b insertion shell 310, volute spring 332 and 333 be connected on hook 366a and the 366b.
Although described the present invention with reference to specific embodiment, to those skilled in the art clearly, can in the spirit and scope of the present invention that do not break away from following claims and limited, carry out various variations and change.
Claims (13)
1. spring, this spring comprises: shell, is received in driving transducer in the described shell, is received in pickup transducer in the described shell and the volute spring that is connected to described driving and pickup transducer quiveringly,
Wherein said driving and pickup transducer be involving vibrations unit and magnetic core respectively;
Wherein said vibration unit comprises: support plate, described support plate comprise at least one otch groove; At least one lead, described lead one end passes the otch groove and is welded direct on the described support plate, and the other end forms hook-type so that described helical spring free end is connected thereto; Permanent magnet, described permanent magnet is being fixed near the described hook on the described lead; And damping ring, described damping ring closely is coupled on the described lead between end of described lead and described magnet;
Wherein said magnetic core comprises the bobbin that is wound with coil; And
Wherein said shell comprises: be respectively applied for vibration unit seat part, magnetic core seat part and bobbin seat part that described vibration unit, described magnetic core and described bobbin are installed thereon.
2. spring as claimed in claim 1 is characterized in that, is formed for preventing at least one slit of thermal loss near the above otch groove of described support plate.
3. spring as claimed in claim 1 or 2, it is characterized in that, be formed for guiding the guide recess of described support plate at the described vibration unit seat place, side partly of described shell, and described support plate also comprises the jut corresponding with described guide recess.
4. spring as claimed in claim 3 is characterized in that, form stop part at the described vibration unit seat place, side partly of described shell, and described support plate comprises the elastic protrusion portion corresponding with described stop part.
5. spring as claimed in claim 1 is characterized in that, described bobbin comprises the pair of lead wires that is fixed on the one side being connected with external sound source, and the electric wiring in described pair of lead wires and the described coil is electrically connected.
6. spring as claimed in claim 2 is characterized in that, described support plate comprises two otch grooves, and described otch groove inwardly forms from the circumference of the relative lateral side of described support plate respectively.
7. spring as claimed in claim 2 is characterized in that described bobbin comprises the pair of lead wires that is fixed on the one side, be used for being connected with external sound source, and the electric wiring in described pair of lead wires and the described coil is electrically connected.
8. spring as claimed in claim 7 is characterized in that described pair of lead wires is passed the hole that is arranged on the described shell respectively, and is exposed to described housing exterior to be connected on the external sound source web member.
9. spring as claimed in claim 7 is characterized in that, form stop part at the described vibration unit seat place, side partly of described shell, and described support plate comprises the elastic protrusion portion corresponding with described stop part.
10. the assemble method of a spring may further comprise the steps:
Prepare a pair of vibration unit, each unit comprises: support plate, described support plate comprise at least one otch groove; Lead, described lead one end passes the otch groove and is welded direct on the described support plate, and the other end forms hook-type so that described helical spring free end is connected thereto; And permanent magnet, described permanent magnet is being fixed near the described hook on the described lead;
Shell is provided, and described shell comprises vibration unit seat part, magnetic core seat part and the bobbin seat part that is respectively formed at along its longitudinal direction two ends;
The described support plate of described a pair of vibration unit is pressed into the described vibration unit seat part of described shell;
The bobbin that is wound with coil is engaged in the described bobbin seat part; And
Magnetic core is pressed into the described magnetic core seat part of described shell; And
Described helical spring each free end is connected on the described hook of described lead.
11. method as claimed in claim 10 is characterized in that, implements to provide the step of shell before the step of preparing a pair of vibration unit.
12., it is characterized in that the step of a pair of vibration unit of described preparation is further comprising the steps of as claim 10 or 11 described methods:
Damping ring closely is coupled on the end and the described lead between the described magnet of described lead.
13. method as claimed in claim 12 is characterized in that, carries out described helical spring each free end is connected to step on the described hook in preparing the step process of a pair of vibration unit.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2020070011280 | 2007-07-09 | ||
| KR20070011280 | 2007-07-09 | ||
| KR20-2007-0011280 | 2007-07-09 | ||
| KR10-2007-0135311 | 2007-12-21 | ||
| KR1020070135311 | 2007-12-21 | ||
| KR1020070135311A KR100934456B1 (en) | 2007-07-09 | 2007-12-21 | Spring Reverberator And Assembling Method Thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101345046A CN101345046A (en) | 2009-01-14 |
| CN101345046B true CN101345046B (en) | 2011-10-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100810338A Expired - Fee Related CN101345046B (en) | 2007-07-09 | 2008-02-22 | Spring reverberator and assembling method thereof |
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| Country | Link |
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| KR (1) | KR100934456B1 (en) |
| CN (1) | CN101345046B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105336320A (en) * | 2015-09-29 | 2016-02-17 | 南通大学 | Spring reverberation model |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4438525A (en) * | 1980-12-23 | 1984-03-20 | Sony Corporation | Reverberation apparatus |
| EP0295773A2 (en) * | 1987-06-16 | 1988-12-21 | Les Entreprises Roberto Aspri Ltee | A sound reverberator device for detachable connection to the strings of a string musical instrument |
| US5539830A (en) * | 1993-12-17 | 1996-07-23 | Park; Chong H. | Mounting structure for an integral vibration element of a spring type echo machine |
| KR20040099180A (en) * | 2004-08-13 | 2004-11-26 | 윤부상 | Spring-type reverberator |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5768989A (en) * | 1980-10-16 | 1982-04-27 | Toshiba Corp | Microphone with echo device |
| KR960001260Y1 (en) * | 1993-12-17 | 1996-02-09 | 박종환 | Spring type echoer mounting structure |
| KR970000151Y1 (en) * | 1994-05-16 | 1997-01-06 | 박종환 | Mounting structure of spring type reverberation |
| JP2006334383A (en) * | 2005-06-06 | 2006-12-14 | Hiroshi Takahashi | Toy having built-in sound reverberation device |
-
2007
- 2007-12-21 KR KR1020070135311A patent/KR100934456B1/en active IP Right Grant
-
2008
- 2008-02-22 CN CN2008100810338A patent/CN101345046B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4438525A (en) * | 1980-12-23 | 1984-03-20 | Sony Corporation | Reverberation apparatus |
| EP0295773A2 (en) * | 1987-06-16 | 1988-12-21 | Les Entreprises Roberto Aspri Ltee | A sound reverberator device for detachable connection to the strings of a string musical instrument |
| US5539830A (en) * | 1993-12-17 | 1996-07-23 | Park; Chong H. | Mounting structure for an integral vibration element of a spring type echo machine |
| KR20040099180A (en) * | 2004-08-13 | 2004-11-26 | 윤부상 | Spring-type reverberator |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100934456B1 (en) | 2010-01-06 |
| CN101345046A (en) | 2009-01-14 |
| KR20090005944A (en) | 2009-01-14 |
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