CN208971794U

CN208971794U - Bone conduction vibrator and earphone

Info

Publication number: CN208971794U
Application number: CN201822240467.XU
Authority: CN
Inventors: 孔玉亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-28
Filing date: 2018-12-28
Publication date: 2019-06-11
Anticipated expiration: 2028-12-28

Abstract

The utility model is suitable for bone conduction technology field, provide a kind of bone conduction vibrator and earphone, wherein, bone conduction vibrator includes frame, bottom plate, oscillating plate, baffle, axis, magnet, gear magnetic sheet and coil, baffle is mounted on the upper surface of oscillating plate, axis includes mounting portion, plate portion and central part, magnet is mounted on the lower end surface in plate portion, and gap is formed between central part, gear magnetic sheet is mounted on the lower end of magnet, and magnetic loop is formed with magnet and central part, coil is fixed on bottom plate, and coil sections are arranged in gap.The bone conduction vibrator, it can not influence in external force extruding, its overall structure is small in size, rationally distributed, and whole assembly is simple, and production cost is low, and also have many advantages, such as to give great volume and shake small, its coil is fixed on bottom plate, and coil is not taken exercises when work, when can prevent bone conduction vibrator from working, the case where conducting wire of coil is easy to appear disconnection, the greatly high service life of the bone conduction vibrator.

Description

Bone conduction vibrator and earphone

Technical field

The utility model belongs to bone conduction technology field, and in particular to arrives a kind of bone conduction vibrator and earphone.

Background technique

Sound is the wave for being vibrated by substance and being generated, and why people can hear sound, be the ear-drum due to people according to sky Sound wave in gas is vibrated, and the external ear that sound wave passes through people vibrates ear-drum.And the interior ear-drum being activated passes to brain.

Now, according to above-mentioned principle, there is bone conduction earphone on the market, i.e. bone conduction vibrator passes through vibration ear week The bone enclosed transmits voice signal to interior ear-drum.

Existing bone conduction earphone, at work, coil are the conducting wires of coil as bone conduction vibrator is vibrated together It is easy to disconnect.Service life is short.

Utility model content

The purpose of the utility model is to overcome above-mentioned bone conduction vibrators in the prior art at work, and coil is with bone Conduction oscillator vibrates together, and the conducting wire of coil is easy to disconnect the short deficiency of service life, provides a kind of bone conduction vibrator.

The utility model is realized in this way: bone conduction vibrator comprising:

Frame is configured to the hollow shap with open top and bottom end；

Bottom plate is mounted in the open bottom end of the frame；

Oscillating plate is mounted in the open top of the frame, and the center is equipped with the centre bore of through hole shape；

Baffle is mounted on the upper surface of the oscillating plate；

Axis, including can run through be arranged in the centre bore mounting portion, as mounting portion lower end extend made of plate portion with And central part made of being extended as plate subordinate end, the upper surface in the plate portion and the lower end face contact of the oscillating plate；

Magnet is mounted on the lower end surface in the plate portion, forms gap between the central part；

Magnetic sheet is kept off, the lower end of the magnet is mounted on, forms magnetic loop with the magnet and the central part；And

Coil is fixed on the bottom plate, and the part coil is set in the gap.

As a preferred embodiment of the utility model, coil fixed groove is configured on the bottom plate.

As a preferred embodiment of the utility model, be configured on the lower end surface in the plate portion magnet fixed groove or Placement configurations on the lower end surface in the plate portion by close end have the fixed step of magnet.

As a preferred embodiment of the utility model, the upper surface of the gear magnetic sheet is configured to wrap up under the magnet The recess of end face.

As a preferred embodiment of the utility model, connecting hole is configured on the baffle, the mounting portion runs through institute It is cooperatively connected after stating centre bore with the connecting hole.

As a preferred embodiment of the utility model, the material of the oscillating plate is elastomeric metal material.

As a preferred embodiment of the utility model, the material of the oscillating plate is stainless steel or beryllium-bronze.

As a preferred embodiment of the utility model, the material of the axis and the gear magnetic sheet is magnetic conductive metal material Material.

As a preferred embodiment of the utility model, the baffle, the oscillating plate, the magnet and the gear magnetic The connection of plate gluing.

The utility model additionally provides a kind of earphone comprising bone conduction vibrator as described in any one of the above embodiments.

Bone conduction vibrator provided by the utility model can not influence in external force extruding, and overall structure is small in size, cloth Rationally, whole assembly is simple, and production cost is low for office, and also has many advantages, such as to give great volume and shake small, and coil is fixed on bottom plate On, coil is not taken exercises when work, when can prevent bone conduction vibrator from working, the case where conducting wire of coil is easy to appear disconnection, and pole The big high service life of the bone conduction vibrator.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is this Some embodiments of utility model, for those of ordinary skill in the art, without creative efforts, also Other drawings may be obtained according to these drawings without any creative labor.

Following drawings are only intended to schematically illustrate and explain the present invention, does not limit the model of the utility model It encloses.

Fig. 1 is the structural section schematic diagram of bone conduction vibrator provided by the embodiment of the utility model；

Part drawing reference numeral explanation:

1, frame；11, top；12, bottom end；

2, bottom plate；

3, oscillating plate；31, centre bore；

4, baffle；41, connecting hole；

5, axis；51, mounting portion；52, plate portion；53, central part；

6, magnet；

7, magnetic sheet is kept off；

8, coil；

9, gap.

Specific embodiment

In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain The utility model is not used to limit the utility model.

Embodiment

Referring to Fig. 1, present embodiments providing a kind of bone conduction vibrator comprising:

Frame 1 is configured to the hollow shap with open top 11 and bottom end 12；

Bottom plate 2 is mounted in the open bottom end 12 of frame 1；

Oscillating plate 3 is mounted in the open top 11 of frame 1, and the center is equipped with the centre bore 31 of through hole shape；

Baffle 4 is mounted on the upper surface of oscillating plate 3；With no restrictions, nonmagnetic material can be used in its material in the present embodiment Material can play transmitting vibration, and directly contact or mediate contact human body carries out conduction sound.

Axis 5, including plate portion made of can running through the mounting portion 51 in centrally disposed hole 31, being extended as 51 lower end of mounting portion 52 and central part 53 made of being extended as 52 lower end of plate portion, the lower end face contact of the upper surface in plate portion 52 and oscillating plate 3；

Magnet 6 is mounted on the lower end surface in plate portion 52, and gap 9 is formed between central part 53；

Magnetic sheet 7 is kept off, the lower end of magnet 6 is mounted on, forms magnetic loop with magnet 6 and central part 53；And

Coil 8 is fixed on a base plate 2, and coil sections 8 are arranged in gap 9, and copper enameled wire can be used and be made.

Among the above, specifically, the bone conduction vibrator, gear magnetic sheet 7 and magnet 6 and central part 53 form magnetic loop, part Coil 8 is arranged in gap 9 (i.e. in the magnetic loop that gear magnetic sheet 7 and magnet 6 and central part 53 are formed), and then basis Fleming (Fleming) Left Hand Rule, coil 8 be powered when (alternating current), in the fixed situation of coil 8, by axis 5, The assembly that oscillating plate 3, baffle 4, magnet 6 and gear magnetic sheet 7 form can vibrate up and down, so directly contacted by baffle 4 or Contact human body carries out conduction sound.

In conclusion the bone conduction vibrator, can not influence, overall structure is small in size, layout is closed in external force extruding Reason, whole assembly is simple, and production cost is low, and also has many advantages, such as to give great volume and shake small, and coil 8 is fixed on a base plate 2, Coil 8 is not taken exercises when work, when can prevent bone conduction vibrator from working, the case where conducting wire of coil 8 is easy to appear disconnection, greatly The high service life of the bone conduction vibrator.

As a preferred embodiment of the utility model, coil fixed groove 21 is configured on bottom plate 2.

Among the above, specifically, coil fixed groove 12 can be convenient for the fixation of coil 8, facilitate production, also, bottom plate 2 can be adopted Increase volume with the good metal material of magnetic conductivity in order to conduct magnetism, improves the interaction between sound quality, with magnet 6 Power can reduce vibration.

As a preferred embodiment of the utility model, magnet fixed groove or plate are configured on the lower end surface in plate portion 52 Placement configurations on the lower end surface in portion 52 by close end have the fixed step 521 of magnet.

Among the above, specifically, axis 5 is equipped with the fixed step 521 of magnet, can fixation easy to produce, improve production efficiency, Increase magnetic conduction amount, glue outflows when can prevent gluing from connecting.

As a preferred embodiment of the utility model, the upper surface for keeping off magnetic sheet 7 is configured to wrap up the lower end surface of magnet Recess.

Among the above, specifically, the upper surface of gear magnetic sheet 7 is configured to the recess of the lower end surface of package magnet, group can be convenient for Dress fix, play the role of the magnetic line of force for blocking axial direction, utilize the magnetic force of magnet 6 preferably, reduce magnet 6 with Interaction force between bottom plate 2, so that the bone conduction vibrator has better vibratory sound.

As a preferred embodiment of the utility model, connecting hole 41 is configured on baffle 4, mounting portion 51 runs through centre bore It is cooperatively connected after 31 with connecting hole 41, wherein connecting hole 41 and mounting portion 51 can be in interference fit, to increase structure bonding strength, Similarly centre bore can also be interference fitted with mounting portion 51, to increase structure bonding strength.

As a preferred embodiment of the utility model, the material of oscillating plate 3 is elastomeric metal material, be may be, for example, For stainless steel or beryllium-bronze etc., service life can be increased, it is antifatigue, improve sound quality.

As a preferred embodiment of the utility model, axis 5 and the material for keeping off magnetic sheet 7 are magnetic conductive metal material.

Among the above, axis 5 is made of the good metal material of magnetic conductivity, can be magnetic convenient for conduction, is increased volume, is improved sound Interaction force between matter, with magnet 6 can reduce vibration.

As a preferred embodiment of the utility model, baffle 4, oscillating plate 3, magnet 6 and gear 7 gluing of magnetic sheet are connected, Specifically, the lower end surface gluing of the upper surface in i.e. plate portion 52 and oscillating plate 3, the lower end surface in plate portion 52 and 6 gluing of magnet (such as can Magnet is adhesive in the fixed step 521 of magnet), by the upper surface gluing of the lower terminal of magnet 6 and gear magnetic sheet 7, by oscillating plate 3 Upper surface and baffle 4 lower end surface gluing, and then by axis 5, oscillating plate 3, baffle 4, magnet 6 and gear magnetic sheet 7 be combined into Assembly.

The utility model additionally provides a kind of earphone comprising such as the bone conduction vibrator of any of the above-described, and then the earphone Have the functional and effect of bone conduction vibrator among the above, specifically refer to foregoing teachings, this will not be repeated here.

In conclusion bone conduction vibrator provided in this embodiment, can not influence, overall structure body in external force extruding Product is small, rationally distributed, and whole assembly is simple, and production cost is low, and also has many advantages, such as to give great volume and shake small, and coil is fixed On bottom plate, coil is not taken exercises when work, and when can prevent bone conduction vibrator from working, the conducting wire of coil is easy to appear the feelings of disconnection Condition, the greatly high service life of the bone conduction vibrator.

Unless otherwise defined, the technical term or scientific term that the utility model uses are should be belonging to the utility model The ordinary meaning that personage in field with general technical ability is understood." first ", " second " used in the utility model and Similar word is not offered as any sequence, quantity or importance, and is used only to distinguish different component parts.Equally, "one", the similar word such as " one " or "the" do not indicate that quantity limits yet, but indicates that there are at least one." comprising " or The similar word such as "comprising" means that the element or object that occur before the word cover the element for appearing in the word presented hereinafter Perhaps object and its equivalent and be not excluded for other elements or object.The similar word such as " connection " or " connected " not limits It due to physics or mechanical connection, but may include electrical connection, it is either direct or indirect."upper", "lower", "left", "right" etc. are only used for indicating relative positional relationship, and after the absolute position for being described object changes, then this is opposite Positional relationship may also correspondingly change.

Level in the utility model, the geometry sites such as vertical, concentric, only restriction ideally, is examined The multiple actual conditions for considering technology, machining accuracy and cost and technical effect, in this field, deviation 5% is all allowed, It and is also the actual conditions that the present invention limits geometry site.

There is the following to need to illustrate simultaneously:

(1) unless otherwise defined, in the embodiments of the present invention and attached drawing, same label represents same meaning.

(2) in the utility model embodiment attached drawing, the structure being related to the utility model embodiment is related only to, other Structure, which can refer to, to be commonly designed.

(3) for clarity, in the attached drawing for describing the embodiments of the present invention, the thickness quilt in layer or region Amplification.It is appreciated that when the element of such as layer, film, region or substrate etc is referred to as being located at "above" or "below" another element, The element " direct " can be located at "above" or "below" another element, or may exist intermediary element.

(4) in the absence of conflict, the feature in the same embodiment of the utility model and different embodiment can phase Mutually combination.

The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this Made any modification, equivalent replacement or improvement etc., should be included in the guarantor of the utility model within novel spirit and principle Within the scope of shield.

Claims

1. bone conduction vibrator characterized by comprising

Frame is configured to the hollow shap with open top and bottom end；

Bottom plate is mounted in the open bottom end of the frame；

Baffle is mounted on the upper surface of the oscillating plate；

Axis, including can run through be arranged in the centre bore mounting portion, as mounting portion lower end extend made of plate portion and by Central part made of plate subordinate end extends, the upper surface in the plate portion and the lower end face contact of the oscillating plate；

Coil is fixed on the bottom plate, and the part coil is set in the gap.

2. bone conduction vibrator as described in claim 1, which is characterized in that be configured with coil fixed groove on the bottom plate.

3. bone conduction vibrator as described in claim 1, which is characterized in that be configured with magnet on the lower end surface in the plate portion and fix Placement configurations on the lower end surface in groove or the plate portion by close end have the fixed step of magnet.

4. bone conduction vibrator as described in claim 1, which is characterized in that the upper surface of the gear magnetic sheet is configured to described in package The recess of the lower end surface of magnet.

5. bone conduction vibrator as described in claim 1, which is characterized in that be configured with connecting hole, the installation on the baffle Portion is cooperatively connected after running through the centre bore with the connecting hole.

6. bone conduction vibrator as described in claim 1, which is characterized in that the material of the oscillating plate is elastomeric metal material Matter.

7. bone conduction vibrator as claimed in claim 6, which is characterized in that the material of the oscillating plate is that stainless steel or beryllium are green Copper.

8. bone conduction vibrator as described in claim 1, which is characterized in that the material of the axis and the gear magnetic sheet is to lead Magnetic metal material.

9. such as bone conduction vibrator of any of claims 1-8, which is characterized in that the baffle, the oscillating plate, institute State magnet and gear magnetic sheet gluing connection.

10. earphone, which is characterized in that including bone conduction vibrator as claimed in any one of claims 1-9 wherein.