CN106594054B - Rotatable self-locking hinge and head-mounted equipment - Google Patents
Rotatable self-locking hinge and head-mounted equipment Download PDFInfo
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- CN106594054B CN106594054B CN201611263613.XA CN201611263613A CN106594054B CN 106594054 B CN106594054 B CN 106594054B CN 201611263613 A CN201611263613 A CN 201611263613A CN 106594054 B CN106594054 B CN 106594054B
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- 230000009471 action Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 238000011900 installation process Methods 0.000 claims description 2
- 210000003128 head Anatomy 0.000 description 19
- 239000011521 glass Substances 0.000 description 7
- 210000003454 tympanic membrane Anatomy 0.000 description 4
- 238000013016 damping Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 210000001061 forehead Anatomy 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/017—Head mounted
- G02B27/0176—Head mounted characterised by mechanical features
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
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- General Engineering & Computer Science (AREA)
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- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
- Helmets And Other Head Coverings (AREA)
Abstract
The utility model discloses a rotatable self-locking hinge and simultaneously discloses head-mounted equipment, which solves the technical problems that in the prior art, the hinge rotation structure is unlimited and the head-mounted product is inconvenient to use. The rotatable self-locking hinge comprises an upper connecting seat and a lower connecting seat, wherein the upper connecting seat extends out of two parallel connecting buttons, the lower connecting seat is arranged between the two connecting buttons and is in clearance fit, coaxial shaft holes are formed in the lower connecting seat and the two connecting buttons, a central shaft is arranged in the shaft holes, and the lower connecting seat can rotate around the central shaft; the first adjusting gear shaft is fixed in the shaft hole of any one connecting button, the second adjusting gear shaft is fixed in the shaft hole of the lower connecting seat in a matched mode, ratchets are arranged at the end parts of the adjusting gear shafts, and only one-way rotation adjustment of the lower connecting seat is allowed when the two adjusting gear shafts are meshed through the ratchets.
Description
Technical Field
The utility model relates to a connecting hinge, in particular to a rotatable self-locking hinge. The utility model also relates to a head-mounted device.
Background
Traditional 3D glasses type products are generally not rotatable in the forehead display part, and the defects exist in the using process of the type of products:
(1) The angle between the head display part and the eyes cannot be adjusted;
(2) When the surrounding environment needs to be checked temporarily, only the 3D glasses can be taken off, and the operation is inconvenient.
For this reason, in the prior art, a design for rotatably adjusting the forehead display part is presented, for example, in "an adjustable head-mounted display" (CN 204302571U) of chinese patent, a display rotation adjusting structure is disclosed. Two legs 2 are connected to two sides of the display 3, one ends of the two legs 2 are rotatably connected with an eardrum support of the earphone, specifically, annular shaft sleeves are respectively arranged at the ends of the two legs 2 connected with the eardrum support, transverse short shafts are arranged at the ends of the head-wearing parts 4 connected with the eardrum support, the annular shaft sleeves are movably sleeved on the transverse short shafts, and the annular shaft sleeves are positioned between the eardrum support and the ends of the head-wearing parts 4 and can rotate. In order to simplify the structure of the display part, the processing is convenient, and the main body of the supporting leg 2 and the annular shaft sleeve at one end of the supporting leg are of an integrated structure.
The display rotation adjusting structure realizes that the surrounding environment is checked under the condition that 3D glasses are not taken off, but the rotation structure of the shaft sleeve and the shaft is not limited, the display can rotate at any angle, the display must be held by hands in the rotation process, otherwise, the danger of suddenly falling and smashing the nose bridge can occur, and the use is still inconvenient.
If the shaft sleeve and the shaft are in interference fit, the rotation damping is improved to prevent the display from freely falling, the rotation adjustment is not facilitated, the rotation damping can be gradually reduced after the shaft sleeve and the shaft are used for a long time, and the rotation damping tends to be in an unlimited state.
Disclosure of Invention
In view of the above problems, the present utility model provides a rotatable self-locking hinge, in which two adjusting gear shafts are provided in a rotating structure, ratchet teeth are provided at the ends of the two adjusting gear shafts, the ratchet teeth are installed relatively, and only one-way rotation adjustment of the rotating structure is allowed when the ratchet teeth are meshed, thereby realizing reliable restriction of the rotating structure.
The utility model also provides the head-mounted equipment, and the rotatable self-locking hinge is arranged at the joint of the binding belt device and the head display device, so that the head-mounted equipment has the unidirectional rotation regulation and reverse rotation self-locking function in the process of rotating and regulating the head display device.
In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:
according to one aspect of the utility model, the utility model provides a rotatable self-locking hinge, comprising an upper connecting seat and a lower connecting seat, wherein the upper connecting seat extends out of two parallel connecting buttons, the lower connecting seat is arranged between the two connecting buttons and is in clearance fit, coaxial shaft holes are formed in the lower connecting seat and the two connecting buttons, a central shaft is arranged in the shaft holes, and the lower connecting seat can rotate around the central shaft; a first adjusting gear shaft is fixed in the shaft hole of any connecting button, a second adjusting gear shaft is fixed in the shaft hole of the lower connecting seat in a matching way, ratchets are arranged at the end parts of the adjusting gear shafts, and only one-way rotation adjustment of the lower connecting seat is allowed when the two adjusting gear shafts are meshed through the ratchets; the lower connecting seat is provided with a spring along the axial direction of the shaft hole, the two adjusting gear shafts are meshed under the action of the elasticity of the spring, the lower connecting seat is pushed towards the direction of compressing the spring, so that the two adjusting gear shafts are disengaged, and the lower connecting seat can be freely and rotatably adjusted.
Further, the adjusting gear shaft is provided with a section of hollow shaft, the front end of the hollow shaft is provided with a circle of ratchets which are unidirectionally arranged, the rear end of the hollow shaft is provided with a flange, the flange is provided with a plurality of connecting holes, the connecting holes are respectively fixed in shaft holes of the connecting button and the lower connecting seat by screws, and the shaft holes are internally provided with ladder-shaped adjusting gear shafts.
Further, the center shaft penetrates through the hollow shaft of the adjusting gear shaft, the spring is sleeved on the center shaft in a penetrating mode, two ends of the spring respectively lean against the lower connecting seat and the connecting button on one side, and pretightening is formed on the lower connecting seat and the connecting button on one side.
Further, the rear end of the first adjusting gear shaft is provided with an L-shaped limit groove, the end part of the central shaft is provided with a radial convex column in a matched mode, the radial convex column is clamped into the limit groove of the first adjusting gear shaft to prevent the central shaft from moving axially, and a rubber cap is inserted into the shaft hole of the connecting button outside the first adjusting gear shaft to keep the connection relation between the central shaft and the first adjusting gear shaft.
Further, an axial convex column is arranged on the rubber cap, and the axial convex column is inserted into the limit groove to prevent the center shaft from being separated from the limit groove; the outer circumferential surface of the rubber cap is provided with a plurality of annular flanges which form interference fit with the shaft hole.
Further, the connecting button of the first adjusting gear shaft is arranged, a plurality of pits are formed in the inner side face of the connecting button, a plurality of protruding points are correspondingly formed in the lower connecting seat, and the protruding points and the pits are clamped to prevent the lower connecting seat from freely rotating downwards under the action of gravity.
Further, the upper connecting seat is fixedly connected with the first functional component, the lower connecting seat is fixedly connected with the second functional component, the first functional component is fixed in position, the second functional component is vertically turned and adjusted relative to the first functional component, and the adjusting gear shaft is meshed with the lower connecting seat only to allow the lower connecting seat to be rotationally adjusted in a downward single direction.
Further, a flange is arranged at the end part of the middle shaft, close to the first adjusting gear shaft, of the middle shaft, the outer diameter of the flange is larger than the inner diameter of the hollow shaft of the first adjusting gear shaft, the middle shaft is prevented from moving axially towards one side of the spring, a rubber cap is inserted into the outer side of the first adjusting gear shaft in a shaft hole of the connecting button, the rubber cap is in interference fit with the shaft hole, the inner end of the rubber cap abuts against the end part of the middle shaft, and the connection relation between the middle shaft and the first adjusting gear shaft is kept.
The rotatable self-locking hinge adopting the structure has the following advantages:
the utility model adopts a toothed adjusting self-locking structure, and is stable and reliable.
The utility model adopts the convex points and concave holes to match, position and fix, and the head display device can avoid hand holding when the outside environment is observed.
The utility model integrally adopts a hinge structure, has simple structure, convenient assembly and lower manufacturing cost.
According to one aspect of the utility model, the utility model provides a head-mounted device, which comprises a head display device, wherein a binding belt device is connected to the head display device, the rotatable self-locking hinge is arranged at the joint of the binding belt device and the head display device, the upper connecting seat is fixedly connected with the binding belt device, and the lower connecting seat is fixedly connected with the head display device.
Further, the connection modes of the upper connecting seat and the binding band device, and the lower connecting seat and the head display device are as follows: is fixed by bolt combination, or by adhesive combination, or by hot melting combination, or by integral injection molding.
The head-mounted device adopting the structure has the following advantages:
compared with the traditional 3D virtual glasses, the three-dimensional glasses have the characteristics of overturning adjustment and overturning self-locking. When a user wants to observe the surrounding environment, the action of picking the glasses can be avoided, the glasses are convenient and quick, the necessity of holding the glasses is also saved, and the danger of suddenly falling is avoided.
Drawings
FIG. 1 is a perspective view of a headset of the present utility model, showing the view of the head-mounted device;
FIG. 2 is a perspective view of the head-mounted device of the present utility model, shown in an inverted state;
FIG. 3 is an exploded view of the rotatable self-locking hinge of the present utility model;
FIG. 4 is a perspective view of a strap apparatus employed by the headgear;
FIG. 5 is an enlarged partial view of FIG. 4;
FIG. 6 is a perspective view of a head display device employed by the head set;
FIG. 7 is an enlarged partial view of FIG. 6;
FIG. 8 is a perspective view of a glue cap employed with a rotatable self-locking hinge;
FIG. 9 is a perspective view of an adjustment gear shaft employed with a rotatable self-locking hinge;
FIG. 10 is a perspective view of a central shaft employed in the rotatable self-locking hinge;
FIG. 11 is an assembly view of a center shaft, an adjusting gear shaft and a rubber cap employed in a rotatable self-locking hinge;
FIG. 12 is a cross-sectional view of a lower connecting seat employed by the rotatable self-locking hinge;
FIG. 13 is a cross-sectional view of an upper attachment seat employed with a rotatable self-locking hinge;
FIG. 14 is an assembled view of the upper and lower connecting seats, without the center shaft, adjusting tooth shaft, and rubber cap installed therein;
fig. 15 is an assembled view of the upper and lower connection blocks, in which the middle shaft, the adjusting gear shaft, the spring, etc. have been installed.
In the figure: 1. a strap device; 2. an upper connecting seat; 2-1, connecting a plate; 2-2, connecting buttons; 2-3, shaft holes; 2-4, connecting buttons; 2-5, shaft holes; 2-6, pit; 2-7, a threaded hole; 3. a head display device; 4. a lower connecting seat; 4-1, a shaft hole; 4-2, protruding points; 4-3, a threaded hole; 5. a rubber cap; 5-1, flanges; 5-2, protruding columns; 6. a second adjusting gear shaft; 7. a center shaft; 7-1, protruding columns; 8. a first adjusting gear shaft; 8-1, a hollow shaft; 8-2, ratchets; 8-3, flanges; 8-4, connecting holes; 8-5, a limit groove; 9. a screw; 10. and (3) a spring.
Detailed Description
The design concept of the utility model is as follows:
aiming at the technical problem that the rotating structure of the hinge is unlimited in the prior art, the utility model provides the rotatable self-locking hinge, two adjusting gear shafts are arranged in the rotating structure, ratchets are arranged at the end parts of the two adjusting gear shafts, the ratchets are oppositely arranged, and the rotating structure is only allowed to be rotated and adjusted in one direction when the ratchets are meshed, so that the rotating structure is reliably limited.
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the embodiments of the present utility model will be described in further detail with reference to the accompanying drawings.
Example 1
Referring to fig. 3, 4, 6 and 11, in one embodiment of the present utility model, a rotatable self-locking hinge includes an upper connecting seat 2 and a lower connecting seat 4, wherein the upper connecting seat 2 is fixedly connected with a first functional component (the strap device 1 in fig. 1), the lower connecting seat 4 is fixedly connected with a second functional component (the head display device 3 in fig. 1), the upper connecting seat 2 extends out of two parallel connecting buttons 2-2, namely connecting buttons 2-2 and connecting buttons 2-4 respectively, the lower connecting seat 4 is mounted between the two connecting buttons and is in clearance fit, and coaxial shaft holes, namely a shaft hole 4-1, a shaft hole 2-3 and a shaft hole 2-5 are respectively formed in the lower connecting seat 4 and the two connecting buttons. A middle shaft 7 is penetrated in the three shaft holes, and the lower connecting seat 4 can rotate around the middle shaft 7.
As shown in fig. 3, 5 and 13, a first adjusting gear shaft 8 is fixed in the shaft hole 2-3 of the connecting button 2-2, a second adjusting gear shaft 6 is fixed in the shaft hole 4-1 of the lower connecting seat 4 in a matching way, ratchets are arranged at the ends of the two adjusting gear shafts, and only the lower connecting seat 4 is allowed to rotate and adjust in one direction when the two adjusting gear shafts are meshed through the ratchets; the lower connecting seat 4 is internally provided with a spring 10 along the axial direction of the shaft hole 4-1, two adjusting gear shafts are meshed under the action of the elastic force of the spring 10, the lower connecting seat 4 is pushed towards the direction of the compression spring 10, the two adjusting gear shafts are disengaged, and the lower connecting seat 4 can be freely rotated and adjusted.
In this embodiment, when the two adjusting toothed shafts are engaged by the ratchet, only the lower connecting seat 4 is allowed to rotate downwards in a single direction, and according to the actual product requirement, only the lower connecting seat 4 is allowed to rotate upwards in a single direction.
The lower connecting seat 4 is in clearance fit with the two connecting buttons, so that a movable space can be provided for the rotation of the lower connecting seat 4, and a movable distance is provided for pushing the lower connecting seat 4.
As shown in fig. 13, the shaft hole shapes of the two connection buttons are different, that is, the shape of the shaft hole 2-3 and the shape of the shaft hole 2-5 are different, because only the first adjusting gear shaft 8 needs to be fixed in the connection button 2-2, but of course the adjusting gear shaft may also be provided in the connection button 2-4, and the shape of the shaft hole 2-5 needs to be adaptively designed at this time, and the specific shape is described as follows.
As shown in fig. 12, 13 and 14, the shaft hole 2-3 in the connecting knob 2-2 is stepped with a step where the first adjusting gear shaft 8 is fixed; the shaft hole 4-1 in the lower connecting seat 4 is in a ladder shape and is provided with two steps, the diameter of the middle part of the shaft hole 4-1 is smaller than that of the two ends, the second adjusting gear shaft 6 is fixed at one end step, and the spring 10 props against the other end step. The two ends of the spring 10 respectively lean against the lower connecting seat 4 and the connecting button 2-4 to form pretension for the lower connecting seat 4 and the connecting button 2-4.
The specific structure of the adjusting gear shaft is described by taking the first adjusting gear shaft 8 as an example, and the structure of the second adjusting gear shaft 6 may be completely the same as that of the first adjusting gear shaft 8. As shown in fig. 9, 10 and 11, the first adjusting gear shaft 8 is provided with a section of hollow shaft 8-1, the front end of the hollow shaft 8-1 is provided with a circle of unidirectionally arranged ratchets 8-2, the rear end is provided with a flange 8-3, the flange 8-3 is provided with a plurality of connecting holes 8-4, and the connecting holes are fixed in the shaft holes 2-3 of the connecting buttons 2-2 by bolts 9. The second adjusting gear shaft 6 is also fixed in the shaft hole 4-1 of the lower connecting seat 4 by a screw 9.
Due to the mutual engagement of the ratchet teeth and the pushing action of the spring 10, the lower connecting seat 4 is damped during the downward rotation adjustment, but the lower connecting seat 4 can rotate by applying proper downward pressure.
As shown in fig. 9 and 11, the rear end of the first adjusting gear shaft 8 is provided with an L-shaped limit groove 8-5, the end of the central shaft 7 is provided with a radial convex column 7-1 in a matched manner, the radial convex column 7-1 is clamped into the limit groove 8-5 of the first adjusting gear shaft 8 to prevent the central shaft 7 from moving axially, a rubber cap 5 is inserted into the shaft hole of the connecting button 2-2 outside the first adjusting gear shaft 8, and the connection relation between the central shaft 7 and the first adjusting gear shaft 8 is maintained.
Since the second adjusting gear shaft 6 does not need to be connected with the convex column 7-1 of the middle shaft 7, the second adjusting gear shaft 6 can be provided with no limit groove, and two first adjusting gear shafts 8 can be installed for the convenience of manufacture and the purpose of not adding additional selection work.
As shown in fig. 8 and 11, the rubber cap 5 is provided with an axial convex column 5-2, and the axial convex column 5-2 is inserted into the limit groove 8-5 to prevent the middle shaft 7 from being separated from the limit groove 8-5; the outer circumferential surface of the rubber cap 5 is provided with a plurality of annular flanges 5-1 which form interference fit with the shaft hole 2-3.
The installation process of the rotatable self-locking hinge is as follows:
first, the second adjusting gear shaft 6 is installed into the shaft hole 4-1 while the spring 10 is installed in the shaft hole 4-1.
And secondly, the lower connecting seat 4 is arranged between the two connecting buttons, the first adjusting gear shaft 8 is arranged in the shaft hole 2-3, the shaft hole 4-1, the shaft hole 2-3 and the shaft hole 2-5 are aligned, the middle shaft 7 is penetrated from one end of the shaft hole 2-3, and the radial convex column 7-1 is clamped with the limiting groove 8-5 of the first adjusting gear shaft 8.
Finally, a rubber cap 5 is arranged in the shaft hole 2-3.
The first functional component (the bandage device 1 in fig. 1) is fixed in position, the second functional component (the head display device 3 in fig. 1) is turned up and down relative to the first functional component, and the lower connecting seat 4 is only allowed to be rotated and adjusted downwards in a single direction when the adjusting gear shaft is meshed.
After the second functional component is rotated upwards, in order to keep the position of the second functional component and avoid the hand-held action, the connecting button 2-2 is provided with a plurality of pits 2-6 on the inner side surface, the lower connecting seat 4 is correspondingly provided with a plurality of protruding points 4-2, and the protruding points 4-2 and the pits 2-6 are clamped to prevent the lower connecting seat 4 from freely rotating downwards under the gravity. If the second functional component is required to be rotated and adjusted downwards, proper downward pressure is manually applied at the moment.
Example 2
In this embodiment, unlike embodiment 1, the end of the center shaft 7 near the first adjusting gear shaft 8 is provided with a flange having an outer diameter larger than the inner diameter of the hollow shaft 8-1 of the first adjusting gear shaft 8, preventing the center shaft 7 from moving axially toward the side of the spring 10, and in the shaft hole 2-3 of the connecting knob 2-2, a rubber cap 5 is inserted outside the first adjusting gear shaft 8, the rubber cap 5 is interference fit with the shaft hole 2-3, the inner end of the rubber cap 5 abuts against the end of the center shaft 7, and the connection relationship between the center shaft 7 and the first adjusting gear shaft 8 is maintained.
Other structures are the same as those in embodiment 1, and a description thereof will not be repeated here.
Example 3
As shown in fig. 1, 2, 4 and 6, in this embodiment, a headgear apparatus includes a head display device 3, a strap device 1 is connected to the head display device 3, a rotatable self-locking hinge described in embodiment 1 or embodiment 2 is disposed at a connection position between the strap device 1 and the head display device 3, an upper connection seat 2 is connected and fixed with the strap device 1, and a lower connection seat 4 is connected and fixed with the head display device 1.
The upper connecting seat 2 is connected with the binding belt device 1, the lower connecting seat 4 is connected with the head display device 3 in the following way: is fixed by bolt combination, or by adhesive combination, or by hot melting combination, or by integral injection molding.
Other structures of the rotatable self-locking hinge are the same as those of embodiment 1 or embodiment 2, and a description thereof will not be repeated.
The foregoing is merely illustrative of the preferred embodiments of the present utility model, and is not intended to limit the scope of the present utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model are included in the protection scope of the present utility model.
Claims (9)
1. The rotatable self-locking hinge comprises an upper connecting seat and a lower connecting seat, wherein the upper connecting seat extends out of two parallel connecting buttons, the shaft holes of the two connecting buttons are different in shape, the lower connecting seat is arranged between the two connecting buttons and is in clearance fit, the clearance fit provides a movable space for the rotation of the lower connecting seat and a movable distance for pushing the lower connecting seat, the lower connecting seat and the two connecting buttons are respectively provided with a shaft hole with a coaxial line, a central shaft is arranged in the shaft holes, and the lower connecting seat can rotate around the central shaft; it is characterized in that the method comprises the steps of,
a first adjusting gear shaft is fixed in the shaft hole of any connecting button, a second adjusting gear shaft is fixed in the shaft hole of the lower connecting seat in a matching way, ratchets are arranged at the end parts of the adjusting gear shafts, and only one-way rotation adjustment of the lower connecting seat is allowed when the two adjusting gear shafts are meshed through the ratchets; a spring is arranged in the lower connecting seat along the axial direction of the shaft hole, two adjusting gear shafts are meshed under the action of the elasticity of the spring, the lower connecting seat is pushed towards the direction of compressing the spring, so that the two adjusting gear shafts are disengaged, and the lower connecting seat can be freely rotated and adjusted;
the shaft hole (2-3) in the connecting button (2-2) is in a ladder shape and is provided with a ladder, and the first adjusting gear shaft is fixed at the ladder; the shaft hole (4-1) in the lower connecting seat is in a ladder shape and is provided with two steps, the diameter of the middle part of the shaft hole (4-1) is smaller than that of the two ends, the second adjusting gear shaft is fixed at one end step, and the spring props against the other end step; the two ends of the spring respectively lean against the lower connecting seat and the connecting button (2-4) to form pre-tightening for the lower connecting seat and the connecting button (2-4);
an L-shaped limit groove is formed in the rear end of the first adjusting gear shaft, a radial convex column is arranged at the end part of the central shaft in a matched mode, the radial convex column is clamped into the limit groove of the first adjusting gear shaft to prevent the central shaft from moving axially, and a rubber cap is inserted into the shaft hole of the connecting button outside the first adjusting gear shaft to keep the connection relation between the central shaft and the first adjusting gear shaft;
the installation process of the rotatable self-locking hinge is as follows:
firstly, installing a second adjusting gear shaft into a shaft hole (4-1), and simultaneously installing a spring in the shaft hole (4-1);
secondly, a lower connecting seat is arranged between two connecting buttons, a first adjusting gear shaft is arranged in a shaft hole (2-3), a pair of Ji Zhoukong (4-1), the shaft hole (2-3) and the shaft hole (2-5) penetrates a center shaft from one end of the shaft hole (2-3), and a radial convex column is clamped with a limiting groove (8-5) of the first adjusting gear shaft; finally, a rubber cap is arranged in the shaft hole (2-3).
2. The rotatable self-locking hinge according to claim 1, wherein the adjusting gear shaft is provided with a section of hollow shaft, the front end of the hollow shaft is provided with a circle of ratchets which are unidirectionally arranged, the rear end of the hollow shaft is provided with a flange, the flange is provided with a plurality of connecting holes, the connecting holes are respectively fixed in shaft holes of the connecting button and the lower connecting seat by screws, and the shaft holes are internally provided with steps for installing the adjusting gear shaft.
3. The rotatable self-locking hinge according to claim 2, wherein the central shaft passes through the hollow shaft of the adjusting gear shaft, the spring is sleeved on the central shaft, two ends of the spring respectively prop against the lower connecting seat and the connecting button on one side, and pretension is formed on the lower connecting seat and the connecting button on one side.
4. The rotatable self-locking hinge according to claim 1, wherein the rubber cap is provided with an axial projection, and the axial projection is inserted into the limit groove to prevent the center shaft from being separated from the limit groove; the outer circumferential surface of the rubber cap is provided with a plurality of annular flanges which form interference fit with the shaft hole.
5. The rotatable self-locking hinge according to claim 1, wherein a connecting button of the first adjusting gear shaft is provided, a plurality of pits are provided on the inner side surface, a plurality of protruding points are correspondingly provided on the lower connecting seat, and the protruding points and the pits are blocked to prevent the lower connecting seat from freely rotating downwards under the gravity.
6. The rotatable self-locking hinge according to claim 1, wherein the upper connecting seat is fixedly connected with the first functional component, the lower connecting seat is fixedly connected with the second functional component, the first functional component is fixedly positioned, the second functional component is vertically turned and adjusted relative to the first functional component, and the adjusting gear shaft is meshed with the lower connecting seat only to allow the lower connecting seat to be rotationally adjusted in a downward single direction.
7. The rotatable self-locking hinge according to claim 3, wherein a flange is arranged at the end part of the central shaft, which is close to the first adjusting gear shaft, and the outer diameter of the flange is larger than the inner diameter of the hollow shaft of the first adjusting gear shaft, so that the central shaft is prevented from moving axially towards one side of the spring, a rubber cap is inserted into the shaft hole of the connecting button outside the first adjusting gear shaft, the rubber cap is in interference fit with the shaft hole, and the inner end of the rubber cap props against the end part of the central shaft, so that the connection relation between the central shaft and the first adjusting gear shaft is maintained.
8. The head-mounted equipment comprises a head display device, wherein a binding band device is connected to the head display device, and the head display device is characterized in that a rotatable self-locking hinge according to any one of claims 1-7 is arranged at the joint of the binding band device and the head display device, the upper connecting seat is fixedly connected with the binding band device, and the lower connecting seat is fixedly connected with the head display device.
9. The headgear of claim 8, wherein the upper connection base and the strap apparatus, the lower connection base and the head display apparatus are connected in the following manner: is fixed by bolt combination, or by adhesive combination, or by hot melting combination, or by integral injection molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611263613.XA CN106594054B (en) | 2016-12-30 | 2016-12-30 | Rotatable self-locking hinge and head-mounted equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611263613.XA CN106594054B (en) | 2016-12-30 | 2016-12-30 | Rotatable self-locking hinge and head-mounted equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106594054A CN106594054A (en) | 2017-04-26 |
| CN106594054B true CN106594054B (en) | 2024-01-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611263613.XA Active CN106594054B (en) | 2016-12-30 | 2016-12-30 | Rotatable self-locking hinge and head-mounted equipment |
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| Country | Link |
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| CN (1) | CN106594054B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20200278556A1 (en) * | 2017-09-18 | 2020-09-03 | Looxid Labs Inc. | Head-mounted display device |
| CN107703634B (en) * | 2017-11-15 | 2023-10-13 | 歌尔科技有限公司 | Foldable augmented reality glasses |
| CN108398794A (en) * | 2018-04-20 | 2018-08-14 | 歌尔科技有限公司 | A kind of augmented reality equipment |
| CN111758001B (en) * | 2019-05-27 | 2021-09-14 | 深圳市大疆创新科技有限公司 | Foldable handheld cloud platform |
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|---|---|
| CN106594054A (en) | 2017-04-26 |
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