CN206209215U - One kind is without screw structural earpiece - Google Patents
One kind is without screw structural earpiece Download PDFInfo
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- CN206209215U CN206209215U CN201621273457.0U CN201621273457U CN206209215U CN 206209215 U CN206209215 U CN 206209215U CN 201621273457 U CN201621273457 U CN 201621273457U CN 206209215 U CN206209215 U CN 206209215U
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- ring
- card
- earpiece
- bar portion
- head
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Abstract
The utility model provides one kind without screw structural earpiece, belongs to field of mechanical technique.It solves the problems, such as that existing earpiece stability in use when screw is cancelled is not high.It includes pin head and pin tail, the rear end of pin head is fixed with cylinder hinge one, one end of cylinder hinge one is provided with recess hole, the cylinder that is fixedly arranged at the front end with of pin tail cuts with scissors two, one end of cylinder hinge two has nose bar portion, in nose bar portion insertion recess hole, the side in nose bar portion offers card slot, elastic card is provided with card slot, annular link slot is offered on the side wall in recess hole, in the annular link slot of outer end insertion of elastic card, the end face that cylinder hinge one is provided with recess hole has ring-type projection, the end face that cylinder hinge two has nose bar portion has upward ring-type collar portion, ring-type projection is located between ring-type collar portion and nose bar portion, and it is provided with position limiting structure between ring-type projection and ring-type collar portion.It has the advantages that well improve stability in use while omission screw is used.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of earpiece, more particularly to one kind without screw structural glasses
Pin.
Background technology
Existing spectacle frame is all made up of spectacle-frame and earpiece two parts, and earpiece is made up of pin head with pin tail, pin
Head is integrated with spectacle-frame, be hingedly fixed in by screw between pin head and pin tail together with so that pin tail can be relative to pin head
Rotate, the expansion or folding of earpiece are realized with this.Although can easily make to be formed between pin head and pin tail using screw
Be hinged fixation, during earpiece constantly launches or folds, fixed screw can gradually loosen so that pin head and
Connection between pin tail becomes to loosen, and can so badly influence comfortableness during eyeglasses-wearing, and screw more likely occurs
The situation for pitching completely and causing glasses to be worn again.Therefore, in order to solve such problem, people also have devised
Some omit fixed screw and still ensure that the earpiece that earpiece normally launches or folds.
Such as a kind of eyeglass leg [application number that Chinese patent was once disclosed：201220073107.5], it includes glass frame pin
Head, adapter sleeve, elastic hinge joint set and the temple sole affixed with it, glass frame pin head affixed, joint integrated with adapter sleeve
Sleeve middle part is provided with a recess hole, and its longitudinal middle-end is provided with a hinged groove connected with recess hole, and hinged groove is provided with passes through downwards
Logical connection socket, elastic hinge joint covers holding in recess hole, and temple sole activity holding is in hinged groove.The eyeglass leg leads to
Crossing said structure makes glass frame pin head be linked together with temple sole, is ensureing that spectacle-frame remains able to be hinged on eyeglass leg
The use of fixed screw is eliminated while together, the eyeglass leg for loosening and causing to eliminate coping screw loosens.
But above-mentioned eyeglass leg still has some shortcomings part：The rotational angle of the eyeglass leg is by temple pin
Plate is engaged realization with hinged groove, and the evil that hinged groove is is arranged on adapter sleeve sidepiece, then in order that temple sole
Can be located in hinged groove, just have to be set in hinged groove the connection socket of downward insertion, the temple pin so in assembling
Plate imported into hinged groove by connection socket, and this also means that hinged groove is not closing, and because elastic hinge joint set is and mirror
Legs and feet plate Joint, then when temple sole is turned to positioned at the connectivity part of hinged groove and connection socket, bullet just occurs
The possibility that property hinged set spins off from the recess hole of adapter sleeve, i.e. eyeglass leg does not still possess use very high
Stability.
The content of the invention
The purpose of this utility model is directed to existing technology and there is above mentioned problem, it is proposed that one kind is without screw structural glasses
Pin, technical problem to be solved is how to omit the stability in use of raising earpiece while screw is used.
The purpose of this utility model can be realized by following technical proposal：
One kind is without screw structural earpiece, including the pin head being connected with each other and pin tail, and the rear end of described pin head is fixed with
Cylinder hinge one, one end of described cylinder hinge one is provided with recess hole, and described pin tail is fixedly arranged at the front end with cylinder hinge two, described
One end of cylinder hinge two has nose bar portion, and nose bar portion inserts in recess hole and can be rotated relative to recess hole, it is characterised in that
The side in described nose bar portion offers card slot, is provided with elastic card in described card slot, the side wall in described recess hole
On offer with card slot just to annular link slot, it is described in the annular link slot of outer end insertion of described elastic card
The end face that cylinder hinge one is provided with recess hole has a ring-type projection, described cylinder hinge two have the end faces in nose bar portion have to
On ring-type collar portion, described ring-type projection is located between ring-type collar portion and nose bar portion, and in ring-type projection and annular casing
Being provided between ring portion can be to pin tail relative to the position limiting structure that pin head-turned angle is limited.
During assembling, the nose bar portion in cylinder hinge two that will mutually fix with pin tail front end is inserted into mutually fixed with pin head rear end
In recess hole in cylinder hinge one, together with pin head is thus connected with pin tail, and pin tail passes through matching somebody with somebody for nose bar portion and recess hole
Conjunction can be rotated relative to pin head, while set between one ring-type projection and the ring-type collar portion of cylinder hinge two by being cut with scissors in cylinder
Put position limiting structure to limit pin tail relative to pin head-turned angle, enable this earpiece as existing earpiece one
Sample normally launches or folds and will not excessively be opened when wearing.
Because the side in nose bar portion offers card slot, elastic card is set in card slot and on the inwall in recess hole
Set with card slot just to annular link slot, made by the elastic force of elastic card itself when nose bar portion is inserted into recess hole
With the outer end of elastic card can be made to be inserted into annular link slot, this is also meant that by elastic card and annular link slot
Coordinate and cause to form axial restraint between nose bar portion and recess hole, so nose bar portion cannot just detach from recess hole
Come, so that this substantially increases stability in use without screw structural earpiece while fixed screw is omitted.
In the above-mentioned earpiece without screw structural, described elastic card includes T-shaped card and spring, and described is convex
The side of bar portion is provided with mounting hole at card slot, and described mounting hole opens up that direction is perpendicular with the bottom surface of card slot and peace
The depth for filling hole is deeper than the depth of card slot, and described spring is located in mounting hole, and described T-shaped card is located in card slot,
The inner of described spring is withstood on the bottom hole wall of mounting hole, and the outer end of described spring is withstood on T-shaped card.
The side in nose bar portion opens up mounting hole of the depth more than card slot at card slot, and the depth of mounting hole is more than card
, in assembling, first be encased in spring in mounting hole by the depth of groove, and the inner of spring is withstood on the bottom hole wall of mounting hole, T-shaped
Card is encased in card slot, and the outer end of such spring is just withstood on T-shaped card, then when nose bar portion is inserted into recess hole
When, just the T-shaped card of elastic card can be outwards pushed up so that the end of elastic card T-shaped card under the elastic force effect of spring
Portion is snapped into annular link slot, so that the nose bar portion of cylinder hinge two forms axial restraint with the recess hole of cylinder hinge one, to carry
This stability in use without screw structural earpiece after fixed screw is cancelled high.
In the above-mentioned earpiece without screw structural, described T-shaped card includes the head of bar portion and width more than bar portion
Portion, the bar portion of described T-shaped card is pierced into spring eye and is inserted in mounting hole together with spring, the head of described T-shaped card
Portion is located in card slot, and the two ends of described spring withstand on the head of T-shaped card and the bottom hole wall of mounting hole respectively, and
The elastic force effect of spring is lower to cause that the head of T-shaped card is snapped in annular link slot.
Due to T-shaped card head width more than bar portion width, bar portion be again pierce into spring eye and with spring together
It is inserted in mounting hole, the bottom hole wall and T-shaped card of mounting hole so can be respectively withstood on the two ends for causing spring
Head on so that T-shaped card forms the trend overhang to card slot, then when nose bar portion be inserted into cylinder hinge one on
When in recess hole the head of T-shaped card under the elastic force effect of spring ready for insertion into in annular link slot so that nose bar
The fixation of axial direction is formed between portion and recess hole, just this can so used without screw structural earpiece in omission screw
While again have good stability in use.
In the above-mentioned earpiece without screw structural, described card slot is in yi word pattern, and described T-shaped card is in flat
Shape, the outer face of the head of T-shaped card is arc surface.
T-shaped card is also in flat in the head that flat also just represents T-shaped card, then it is in one to set card slot
Font can just accommodate the head of T-shaped card, and the head of such T-shaped card accurate can just be obtained under the elastic force effect of spring
Snap onto in the annular link slot in cylinder hinge one.Simultaneously the outer face of the head of T-shaped card is set to arc surface, be in order to
When pin tail is rotated by nose bar portion relative to pin head, the head of T-shaped card can be rotated along annular link slot, to ensure this
Can swimmingly open or close without screw structural earpiece.
In the above-mentioned earpiece without screw structural, described position limiting structure includes that the arc being opened on ring-type projection lacks
Mouth position and the banking stop being connected on ring-type collar portion inwall, described banking stop are located in arc notch position, and when spacing
This is in full open position without screw structural earpiece when piece leans with one of side wall of arc notch position, when spacing
This is in closure state without screw structural earpiece when piece leans with another side wall of arc notch position.
There is arc notch position on ring-type projection, banking stop is connected on the inwall of ring-type collar portion, be located at banking stop
In arc notch position, so when pin tail is rotated by nose bar portion relative to pin head, by banking stop and arc notch position
Two side walls are engaged and just pin tail can be limited relative to pin head-turned angle.When rotation pin tail to banking stop and arc
Pin head is perpendicular with pin tail when one of side wall on v notch v position leans, and now this is in without screw structural earpiece and closes
Conjunction state, this also implies that the pin head when another side wall on rotation pin tail to banking stop with mutual arc notch position leans
Be located along the same line with pin tail, now this without screw structural earpiece then just at its fully unfolded position.It is such spacing
Structure can make this ensure this without screw structural earpiece while can normally launch or fold without screw structural earpiece
Will not excessively launch when wearing.
In the above-mentioned earpiece without screw structural, have in described cylinder hinge two from the outside of cylinder hinge two open up to
Draw-in groove two between ring-type collar portion and nose bar portion, described banking stop protrudes from the front end of pin tail, described banking stop insertion
Draw-in groove two is interior and part banking stop is located between ring-type collar portion and nose bar portion, and described banking stop passes through to weld with cylinder hinge two
Formed and fixed.
Banking stop protrudes from the front end of pin tail, draw-in groove two is set on two by being cut with scissors in cylinder, by the banking stop of pin tail front end
It is inserted into the draw-in groove two in cylinder hinge two, cylinder hinge two is thus connected to pin tail front end and makes pin tail and circle by welding manner
Post hinge two is formed fixes.Because draw-in groove two is opened up to positioned between ring-type collar portion and nose bar portion from the outside of cylinder hinge two, because
The banking stop of some can be located between ring-type collar portion and nose bar portion after this banking stop is inserted into draw-in groove two, the part
Banking stop coordinates to limit pin tail relative to pin head-turned angle with arc notch position.
In the above-mentioned earpiece without screw structural, used as another technical scheme, described position limiting structure includes protrusion
In the spacing head on ring-type collar portion inwall and the arc-shaped limit groove that convex annular goes out outside is opened in, described ring-type projection
Also with being opened up to the connection socket of arc-shaped limit groove one end from the bottom up of ring-type projection, described spacing head is from even in outside
Plug receptacle is entered in arc-shaped limit groove, and when one of side wall of spacing head and arc-shaped limit groove leans, this is without screw knot
Structure earpiece is in full open position, and when another side wall of spacing head and arc-shaped limit groove leans, this is without screw structural
Earpiece is in closure state.
When cylinder being cut with scissors in the recess hole that the nose bar portion on two is inserted into cylinder hinge one, it is ensured that protrude from cylinder hinge two
Ring-type collar portion inwall on spacing head and cylinder hinge one ring-type projection on connection socket it is just right, then when cylinder cuts with scissors one
Combining time limit potential head with cylinder hinge two can be imported into arc-shaped limit groove by connection socket, so by limit
Potential head can just be limited pin tail with the cooperation of arc-shaped limit groove relative to pin head-turned angle, be adopted in this way
Position limiting structure can also make this ensure this without screw structural while can normally launch or fold without screw structural earpiece
Earpiece will not excessively launch when wearing.
Compared with prior art, this nose bar portion without screw structural earpiece in cylinder hinge two is inserted into cylinder hinge one
Recess hole in after, using spring elastic force by the T-shaped card outer end of elastic card snap onto cylinder hinge one recess hole inwall
On annular link slot in make to form axial restraint between nose bar portion and recess hole, while cancelling using fixed screw
Substantially increase the connective stability between pin head and pin tail.Meanwhile, this also cuts with scissors one without screw structural earpiece by cylinder
Ring-type projection is set on the end face with recess hole and is had in cylinder hinge two and the ring-type collar is set on the end face in nose bar portion
Portion, ensures that this can normally opened up without screw structural earpiece using the position limiting structure between ring-type collar portion and ring-type projection
Will not excessively launch when wearing again while opening or fold.
Brief description of the drawings
Fig. 1 is this schematic diagram without screw structural earpiece.
Fig. 2 is the optical cable of Fig. 1.
Fig. 3 is the exploded view between pin head and cylinder hinge one in Fig. 2.
Fig. 4 is the exploded view between pin tail and cylinder hinge two in Fig. 2.
Fig. 5 this schematic diagram without another angle of screw structural earpiece.
Fig. 6 is the optical cable of Fig. 5.
Fig. 7 is the exploded view between pin head and cylinder hinge one and between pin tail and cylinder hinge two in Fig. 6.
Fig. 8 is the exploded view of cylinder hinge two and elastic card.
Fig. 9 is the schematic diagram of cylinder hinge two.
In figure, 1, pin head；1a, connection sheet；2nd, pin tail；2a, banking stop；3rd, cylinder hinge one；3a, recess hole；3a1, annular
Link slot；3b, ring-type projection；3b1, arc notch position；3c, draw-in groove one；4th, cylinder hinge two；4a, nose bar portion；4a1, card slot；
4a2, mounting hole；4b, ring-type collar portion；4c, draw-in groove two；5th, elastic card；5a, T-shaped card；5a1, bar portion；5a2, head；
5b, spring.
Specific embodiment
The following is specific embodiment of the utility model and with reference to accompanying drawing, further is made to the technical solution of the utility model
Description, but the utility model is not limited to these embodiments.
Embodiment one
As shown in Figure 1, Figure 2, it is a kind of without screw structural earpiece shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6 and Fig. 7, including be connected with each other
Pin first 1 and pin tail 2, in the form of sheets, the rear end of pin first 1 is fixed with cylinder hinge 1, and cylinder hinge 1 is in circle for pin first 1 and pin tail 2
Column, the downside of cylinder hinge 1 is provided with recess hole 3a, and the cylinder that is fixedly arranged at the front end with of pin tail 2 cuts with scissors 24, and cylinder hinge 24 is in cylinder
Shape, the nose bar portion 4a at the upper center of cylinder hinge 24 with protrusion, nose bar portion 4a is inserted into the 3a of recess hole and cylinder hinge two
4 can be rotated by nose bar portion 4a relative to recess hole 3a, and so pin tail 2 first relative to pin 1 can just have rotated.
As shown in Fig. 2, Fig. 4, Fig. 8 and Fig. 9, the sidepiece of the nose bar portion 4a of cylinder hinge 24 offers card slot 4a1, card
Elastic card 5 is provided with groove 4a1, elastic card 5 includes T-shaped card 5a and spring 5b, and 4a sidepieces in nose bar portion are at card slot 4a1
It is provided with mounting hole 4a2, mounting hole 4a2's opens up that direction is perpendicular with the bottom surface of card slot 4a1 and depth of mounting hole 4a2 is more than
The depth of card slot 4a1, spring 5b is located in mounting hole 4a2.Card slot 4a1 is in yi word pattern, the T-shaped card 5a of elastic card 5
In flat, T-shaped card 5a includes bar portion 5a1 and head 5a2, and the width of head 5a2 is more than bar portion 5a1 and head 5a2
In in card slot 4a1, in the bar portion 5a1 insertion mounting holes 4a2 of T-shaped card 5a, spring 5b is enclosed within outside bar portion 5a1, spring 5b's
Two ends withstand on the bottom hole wall of mounting hole 4a2 and the head 5a2 of T-shaped card 5a respectively.In assembling, spring 5b is enclosed within
Outside the bar portion 5a1 of T-shaped card 5a and together insert in recess hole 3a, because T-shaped card 5a is in flat, card slot 4a1 is set
Put the head 5a2 that T-shaped card 5a can just be accommodated in yi word pattern.
As shown in figures 1 and 3, cylinder hinge 1 recess hole 3a inwall on have with card slot 4a1 just to annular even
Access slot 3a1, when in the recess hole 3a being inserted into nose bar portion 4a in cylinder hinge 1, the head 5a2 and cylinder of T-shaped card 5a
The annular link slot 3a1 cut with scissors on one 3 recess hole 3a inwalls is just right, and being ejected T-shaped card 5a by the elastic force of spring 5b can
So that the head 5a2 of T-shaped card 5a is snapped onto in annular link slot 3a1, so allowing for nose bar portion 4a cannot again from recess hole
Spun off in 3a.In the present embodiment, the outer face of the head 5a2 of T-shaped card 5a is set to arc surface, so in pin tail
During 21 rotation first relative to pin by nose bar portion 4a, the head 5a2 of T-shaped card 5a can be rotated along annular link slot 3a1, with
Ensure that this can swimmingly launch or fold without screw structural earpiece.
As shown in Figure 2, Figure 3 and Figure 4, the downside of cylinder hinge 1 has ring-type projection 3b, the upper side of cylinder hinge 24
With upward ring-type collar portion 4b, ring-type projection 3b is located between ring-type collar portion 4b and nose bar portion 4a, and in ring-type projection
Be provided between 3b and ring-type collar portion 4b can first relative to pin to pin tail 21 the position limiting structure that is limited of rotational angle.
As shown in Fig. 5, Fig. 6 and Fig. 7, position limiting structure includes that the arc being opened on the ring-type projection 3b of cylinder hinge 1 lacks
The mouth position 3b1 and banking stop 2a being connected on the ring-type collar portion 4b inwalls of cylinder hinge 24,3b1 is corresponding for arc notch position
Angle is 90 °, and banking stop 2a is located in the 3b1 of arc notch position, and when pin tail 2 first relative to pin 1 turns to banking stop 2a and arc
Pin tail 2 first with pin 1 is perpendicular when one of side wall of v notch v position 3b1 leans, and now represents this without screw structural glasses
Pin is just at the state for folding completely, while also implying that when pin tail 2 first relative to pin 1 turns to banking stop 2a and arc
Pin tail 2 first with pin 1 is located along the same line when another side wall of breach position 3b1 leans, and now represents this without screw structural
Earpiece is just at the state being fully deployed.
As shown in Fig. 2, Fig. 4, Fig. 7 and Fig. 8, in the present embodiment, there is the outside from cylinder hinge 24 in cylinder hinge 24
Open up to draw-in groove two 4c, banking stop 2a between ring-type collar portion 4b and nose bar portion 4a and protrude from the front end of pin tail 2, banking stop 2a
In insertion draw-in groove two 4c and part banking stop 2a is located between ring-type collar portion 4b and nose bar portion 4a to be used for and arc notch position 3b1
It is engaged, banking stop 2a is fixed with cylinder hinge 24 by welding to be formed.Because the 4c of draw-in groove two is opened up from the outside of cylinder hinge 24
To between ring-type collar portion 4b and nose bar portion 4a, will the company of some so when banking stop 2a is inserted into the 4c of draw-in groove two
Contact pin 1a is located between ring-type collar portion 4b and nose bar portion 4a, then the banking stop 2a of the part just comes as banking stop 2a naturally
Use.The outside of cylinder hinge 1 has the 3c of draw-in groove one, and the rear end of pin first 1 has the connection sheet 1a of protrusion, connection sheet 1a insertion circles
In the 3c of draw-in groove one in post hinge 1, connection sheet 1a is fixed with cylinder hinge 1 by welding to be formed.
This nose bar portion 4a without screw structural earpiece in cylinder hinge 24 is inserted into the recess hole 3a in cylinder hinge 1
After interior, the T-shaped card 5a outer ends of elastic card 5 are snapped onto the recess hole 3a inwalls of cylinder hinge 1 using the elastic force of spring 5b
On annular link slot 3a1 in make to form axial restraint between nose bar portion 4a and recess hole 3a so that using nose bar portion 4a with
Recess hole 3a is engaged to cancel using on the basis of fixed screw, it is ensured that nose bar portion 4a is inserted into the 3a of recess hole rear nothing
Method spins off from the 3a of recess hole again, substantially increases the connective stability between pin first 1 and pin tail 2.Simultaneously in cylinder hinge
Ring-type projection 3b is set on one 3 downside and arc notch position 3b1 is set on ring-type projection 3b, in the upper of cylinder hinge 24
Side sets ring-type collar portion 4b and banking stop 2a is connected on the inwall of ring-type collar portion 4b, is lacked using banking stop 2a and arc
The rotational angle of the cooperation first relative to pin to pin tail 21 of mouthful position 3b1 is limited, enable this without screw structural earpiece just
Often launch or ensure that this will not excessively launch without screw structural earpiece when wearing while folding.
Embodiment two
The present embodiment is essentially identical with the structure and principle of embodiment one, and difference is：In the present embodiment, it is spacing
Structure include protrude from the spacing head on ring-type collar portion 4b inwalls and be opened in convex annular go out outside arc-shaped limit groove, arc
The corresponding angle of shape stopper slot be 90 °, cylinder hinge 1 ring-type projection 3b outside also have from the bottom of ring-type projection 3b to
On open up to the connection socket of arc-shaped limit groove one end, spacing head is entered in arc-shaped limit groove from connection socket.
Be should be noted using this structure：It is recessed in cylinder hinge 1 the nose bar portion 4a in cylinder hinge 24 is inserted into
When being assembled in the hole 3a of position, it is ensured that the spacing head protruded from the ring-type collar portion 4b inwalls of cylinder hinge 24 cuts with scissors with cylinder
Connection socket on one 3 ring-type projection 3b is just right, then when cylinder hinge 1 combines time limit potential head with cylinder hinge 24
Can be imported into arc-shaped limit groove by connection socket, so just can be with by the cooperation of spacing head and arc-shaped limit groove
First relative to pin to pin tail 21 rotational angle is limited, and this structure can also make this without screw structural earpiece in energy
Ensure that this will not excessively launch without screw structural earpiece when wearing while enough normal expansion or folding.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement or using similar to described specific embodiment
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (7)
1. one kind is without screw structural earpiece, including the pin head (1) being connected with each other and pin tail (2), the rear end of described pin head (1)
Cylinder hinge one (3) is fixed with, one end that described cylinder cuts with scissors (3) is provided with recess hole (3a), and the front end of described pin tail (2) is consolidated
Surely cylinder cuts with scissors two (4), one end that described cylinder cuts with scissors two (4) has nose bar portion (4a), nose bar portion (4a) insertion recess hole
(3a) is interior and can be rotated relative to recess hole (3a), it is characterised in that the side in described nose bar portion (4a) offers card
It is provided with elastic card (5) in groove (4a1), described card slot (4a1), is offered and card on the side wall in described recess hole (3a)
Film trap (4a1) just to annular link slot (3a1), in the annular link slot (3a1) of outer end insertion of described elastic card (5),
Described cylinder cuts with scissors one (3) end face for being provided with recess hole (3a) has ring-type projection (3b), and described cylinder hinge two (4) has
The end face in nose bar portion (4a) has upward ring-type collar portion (4b), and described ring-type projection (3b) is located at ring-type collar portion
Between (4b) and nose bar portion (4a), and be provided between ring-type projection (3b) and ring-type collar portion (4b) can be to pin tail (2) phase
For the position limiting structure that the rotational angle of pin head (1) is limited.
2. it is according to claim 1 without screw structural earpiece, it is characterised in that described elastic card (5) is including T-shaped
Card (5a) and spring (5b), the side in described nose bar portion (4a) are provided with mounting hole (4a2), institute at card slot (4a1) place
The bottom surface for opening up direction and card slot (4a1) of the mounting hole (4a2) stated is perpendicular and depth of mounting hole (4a2) is deeper than card
The depth of groove (4a1), described spring (5b) is located in mounting hole (4a2), and described T-shaped card (5a) is located at card slot
In (4a1), the inner of described spring (5b) is withstood on the bottom hole wall of mounting hole (4a2), the outer end of described spring (5b)
Withstand on T-shaped card (5a).
3. it is according to claim 2 without screw structural earpiece, it is characterised in that described T-shaped card (5a) includes bar
Portion (5a1) and width are more than the head (5a2) of bar portion (5a1), and the bar portion (5a1) of described T-shaped card (5a) pierces into spring
In (5b) hole and same spring (5b) is inserted in mounting hole (4a2) together, the head (5a2) of described T-shaped card (5a) is located at card
In film trap (4a1), the two ends of described spring (5b) withstand on the head (5a2) and mounting hole (4a2) of T-shaped card (5a) respectively
On the hole wall of bottom, and cause that the head (5a2) of T-shaped card (5a) snaps in annular link slot under the elastic force effect of spring (5b)
In (3a1).
4. it is according to claim 3 without screw structural earpiece, it is characterised in that described card slot (4a1) is in a word
Type, described T-shaped card (5a) is in flat, and the outer face of the head (5a2) of T-shaped card (5a) is arc surface.
5. according to claim 1 or 2 or 3 or 4 without screw structural earpiece, it is characterised in that described position limiting structure
Arc notch position including being opened on ring-type projection (3b) and is connected to spacing on ring-type collar portion (4b) inwall (3b1)
Piece (2a), described banking stop (2a) is located in arc notch position (3b1), and when banking stop (2a) and arc notch position (3b1)
One of side wall when leaning this be in full open position without screw structural earpiece, when banking stop (2a) and arc lack
This is in closure state without screw structural earpiece when another side wall of mouth position (3b1) leans.
6. it is according to claim 5 without screw structural earpiece, it is characterised in that to have in described cylinder hinge two (4)
Opened up to the draw-in groove two (4c) between ring-type collar portion (4b) and nose bar portion (4a), described limit from the outside of cylinder hinge two (4)
Bit slice (2a) protrudes from the front end of pin tail (2), and described banking stop (2a) is inserted in draw-in groove two (4c) and part banking stop (2a)
Between ring-type collar portion (4b) and nose bar portion (4a), described banking stop (2a) is formed with cylinder hinge two (4) by welding
It is fixed.
7. according to claim 1 or 2 or 3 or 4 without screw structural earpiece, it is characterised in that described position limiting structure
Including the spacing head protruded from ring-type collar portion (4b) inwall and be opened in convex annular go out outside arc-shaped limit groove, it is described
The outside of ring-type projection (3b) also have from the bottom up of ring-type projection (3b) and open up to the connection of arc-shaped limit groove one end
Socket, described spacing head is entered in arc-shaped limit groove from connection socket, when spacing head and one of them of arc-shaped limit groove
This is in full open position without screw structural earpiece when side wall leans, when spacing head and another side of arc-shaped limit groove
This is in closure state without screw structural earpiece when wall leans.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621273457.0U CN206209215U (en) | 2016-11-24 | 2016-11-24 | One kind is without screw structural earpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621273457.0U CN206209215U (en) | 2016-11-24 | 2016-11-24 | One kind is without screw structural earpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206209215U true CN206209215U (en) | 2017-05-31 |
Family
ID=58747096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621273457.0U Expired - Fee Related CN206209215U (en) | 2016-11-24 | 2016-11-24 | One kind is without screw structural earpiece |
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| CN (1) | CN206209215U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110703446A (en) * | 2019-11-14 | 2020-01-17 | 上海富驰高科技股份有限公司 | Rotating shaft for VR, AR or MR glasses |
-
2016
- 2016-11-24 CN CN201621273457.0U patent/CN206209215U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110703446A (en) * | 2019-11-14 | 2020-01-17 | 上海富驰高科技股份有限公司 | Rotating shaft for VR, AR or MR glasses |
| CN110703446B (en) * | 2019-11-14 | 2020-10-16 | 上海富驰高科技股份有限公司 | Rotating shaft for VR, AR or MR glasses |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 317604 Xinyuan village, Yuhuan, Taizhou, Zhejiang Patentee after: Yuhuan Xinmao optical glasses Co., Ltd Address before: Chen Yu Xin Yuan village in Taizhou City, Zhejiang province 317604 Yuhuan County Zhugang Patentee before: YUHUAN COUNTY XINMAO OPTICAL GLASSES Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170531 Termination date: 20201124 |