CN109413524B - A kind of adjustable microphone gripper socket of omnibearing angel - Google Patents
A kind of adjustable microphone gripper socket of omnibearing angel Download PDFInfo
- Publication number
- CN109413524B CN109413524B CN201811624835.9A CN201811624835A CN109413524B CN 109413524 B CN109413524 B CN 109413524B CN 201811624835 A CN201811624835 A CN 201811624835A CN 109413524 B CN109413524 B CN 109413524B
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- Prior art keywords
- rotating device
- shaft
- longitudinal
- locking
- axis
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Classifications
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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
- H04R1/08—Mouthpieces; Microphones; Attachments therefor
- H04R1/083—Special constructions of mouthpieces
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The present invention relates to a kind of adjustable microphone gripper sockets of omnibearing angel, including mounting seat, the first rotating device, the second rotating device, third rotating device, and the third rotating device is to grafting microphone；The mounting seat includes ring under support axis, axis, ring, rising pressure spring on axis；First rotating device includes rotating base, linkage lock core；Second rotating device includes the second shaft, limit annulus；The third rotating device includes third shaft, Mike's plate, holds out against pressure spring.First rotating device of the adjustable microphone gripper socket of omnibearing angel, the second rotating device, the rotary shaft of third rotating device are vertical two-by-two, the i.e. described gripper socket provides the rotary freedom of three axial directions, the a wide range of angle adjustment in three-dimensional space may be implemented, it is big to adjust angle；Locking effect stability；It is structurally reasonable, it is easy to operate.
Description
Technical field
The present invention relates to stage equipment technical fields, and in particular to a kind of adjustable microphone clamping of omnibearing angel is slotting
Seat.
Background technique
Microphone holder is stage commonly used equipment.It generally comprises the longitudinal body of rod to be fixed on stage ground and is located at
The microphone holder to install microphone on the longitudinal body of rod.With the diversification of stage performance, to microphone holder
More stringent requirements are proposed.The angular adjustment of microphone is exactly most important one aspect, and traditional microphone holder is difficult to reality
The adjusting of existing all-dimensional multi-angle.
The patent of Authorization Notice No. CN202818542U discloses a kind of microphone holder.The microphone holder passes through spherical
Rotational action of the body 4 in shell 8 realizes the angular adjustment of microphone holder.But the structure structural stability is poor, and turns
Dynamic limited angle.
Summary of the invention
In order to solve the technical problems in background technology, the present invention provides a kind of adjustable microphone of omnibearing angel
Gripper socket, the first rotating device of the adjustable microphone gripper socket of omnibearing angel, the second rotating device, third rotation
The rotary shaft of rotary device is vertical two-by-two, i.e., the described gripper socket provides the rotary freedom of three axial directions, and three-dimensional may be implemented
A wide range of angle adjustment in space, it is big to adjust angle；Locking effect stability；It is structurally reasonable, it is easy to operate.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of adjustable microphone gripper socket of omnibearing angel, including to be inserted with the longitudinal bracket of setting on the ground
The mounting seat connect, further includes the first rotating device, the second rotating device, third rotating device to adjust the angle, described
Third rotating device is to grafting microphone；
The mounting seat includes:
Support axis, longitudinally disposed is cylindric, and support axis lower end surface center is equipped with and longitudinal bracket upwards
The installation lower opening of grafting, the support axis outer circumferential walls middle part form limited ring groove；
Ring under axis takes shape in the support axis outer wall lower edge；
Ring on axis takes shape in edge on the support axis outer wall, and ring lower end surface is circumferentially evenly equipped with radial direction on the axis
The first groove being arranged；
Rise pressure spring, solderless wrapped connection is in the support axis outer wall；
First rotating device includes: around the support central axis, first rotating device
Rotating base including base body, is located in the middle part of the base body is set in the support axis along longitudinal direction
On the first circular hole, the base body is located at risings pressure spring top, and the rotating base further includes being located at described first
The transmission side chamber of circular hole side, be located at the base body close to transmission side chamber side longitudinal side plate, be located at along longitudinal direction it is described
The longitudinal side opening that is connected in longitudinal side plate and with transmission side chamber is set through the longitudinal side plate upper surface and being connected to longitudinal side opening
The second circular hole for setting, circumferential the second groove being arranged radially for being evenly arranged on the base body upper surface, second groove with
First groove is engaged locking；
Link lock core, including being located at the transmission side chamber along longitudinal direction close to the first traveller, slidably of support axis side
The input rack gear being set on first traveller, be located at it is on the input rack gear and mating with the limited ring groove
Block is inputted, the linkage lock core further includes being located at the intracavitary gear axis of the transmission side along the longitudinal direction, rotatably setting
The transmission gear connecting on the gear axis and with input rack-driving, the linkage lock core further includes being located at institute along longitudinal direction
State transmission side chamber close to longitudinal side opening side the second traveller, rotatably be set in output rack gear on second traveller,
It is located at the output block of the output rack gear side, the linkage lock core further includes slidably being plugged in the longitudinal side opening
Longitudinal locking bar, be located at the longitudinal locking bar side to card set it is described output block locking bar side opening, the longitudinal locking bar
Upper end forms locking groove；
Second rotating device includes:
Second shaft, is rotatably arranged through second circular hole, and the second shaft circumference outer wall is circumferentially evenly equipped with
With by the locking tooth socket of the locking groove locking on longitudinal locking bar top；
Annulus is limited, is equipped with two, second shaft is located at longitudinal two side position of side plate is equipped with one respectively
The limit annulus；
The third rotating device includes:
Third shaft is vertically located at second shaft close to the end of support axis, and the third shaft not-go-end is equipped with
Locking annulus, the locking annulus are circumferentially evenly equipped with the third groove being disposed radially close to the end face of third shaft；
Mike's plate, including the third jack being rotatably set in the third shaft, Mike's plate side
It is additionally provided with Mike's jack to be inserted into microphone, Mike's plate is circumferentially evenly equipped with radially close to the end face of locking annulus
The 4th groove being arranged；
Pressure spring is held out against, in the third shaft, the described pressure spring one end that holds out against is abutted with the second shaft, described to hold out against for solderless wrapped connection
The pressure spring other end is abutted with Mike's plate.
Further, the limit annulus forms oiled washer close to the end face of longitudinal side plate.
Further, the oiled washer is made of polytetrafluoroethylene (PTFE)；The oiled washer can reduce the limit
Frictional force when annulus rotates pair between longitudinal side plate.
Further, lubricant coating has been respectively coated in the support axis, third shaft outer wall.
Further, the part that the second shaft outer wall removes locking tooth socket is equipped with lubricant coating.
The design of the lubricant coating can also reduce operation damping.
Further, Mike's jack is pyramidal, and Mike's jack inner wall is equipped with liner made of rubber material.
The pyramidal design of Mike's jack can preferably clamp the handle of microphone, by microphone handle firmly to
Squeezing in Mike's jack can be completed good fixation；The liner of the soft material of Mike's jack inner wall can make Mike
Jack can clamp the microphone of various shapes, such as the microphone in round rectangle section.
Beneficial effects of the present invention:
The adjustable microphone gripper socket of a kind of omnibearing angel of the present invention, the adjustable wheat of omnibearing angel
First rotating device of gram wind gripper socket, the second rotating device, the rotary shaft of third rotating device are vertical two-by-two, i.e., the described folder
It holds socket and provides the rotary freedom of three axial directions, a wide range of angle adjustment in three-dimensional space may be implemented, adjust angle
Greatly.
The adjustable microphone gripper socket of a kind of omnibearing angel of the present invention, the adjustable wheat of omnibearing angel
The first rotating device, the second rotating device, the third rotating device of gram wind gripper socket are respectively equipped with the locking of dentation contact
Structure, locking effect stability.
The adjustable microphone gripper socket of a kind of omnibearing angel of the present invention, the adjustable wheat of omnibearing angel
Gram wind gripper socket is structurally reasonable, easy to operate:
It grasps the base body and is pressed downward that first rotating device and the second rotating dress can be unlocked
It sets, it then can the first rotating device and the second rotating device described in synchronous adjustment；Unclamp the hand for pressing the base body, institute
Stating the first rotating device and the second rotating device can reset；The locking of i.e. described first rotating device and the second rotating device and
Unlock can synchronize realization；The step of simplifying unlock and locking.Then third rotating device described in easy adjustment can be realized
The adjusting in three directions.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is a kind of front view of embodiment of adjustable microphone gripper socket.
Fig. 2 is a kind of cross-sectional view of embodiment of adjustable microphone gripper socket.
Fig. 3 is Section A-A cross-sectional view in Fig. 2.
Fig. 4 is section B-B cross-sectional view in Fig. 2.
Fig. 5 is the portion C enlarged diagram in Fig. 2.
Specific embodiment
Below in conjunction with attached drawing, the present invention is described in further detail.
A kind of adjustable microphone gripper socket of omnibearing angel, including to the longitudinal bracket a with setting on the ground
The mounting seat 1 of grafting further includes the first rotating device 2, the second rotating device 3, third rotating device to adjust the angle
4, the third rotating device 4 is to grafting microphone b；
The mounting seat 1 includes:
Support axis 11, longitudinally disposed is cylindric, the 11 lower end surface center of support axis be equipped with upwards with it is longitudinal
The installation lower opening 11a of bracket a grafting, 11 outer circumferential walls of the support axis middle part forms limited ring groove 11b；
Ring 12 under axis take shape in the 11 outer wall lower edge of support axis；
Ring 13 on axis take shape in edge on 11 outer wall of support axis, and 13 lower end surface of ring is circumferentially uniformly distributed on the axis
There is the first groove 13a being arranged radially；
Rise pressure spring 14, solderless wrapped connection is in 11 outer wall of support axis；
First rotating device 2 is rotated around the support axis 11, and first rotating device 2 includes:
Rotating base 21, including base body 21a, along longitudinal direction be located in the middle part of the base body 21a be set in it is described
The first circular hole 21b, the base body 21a on support axis 11 is located at 14 top of rising pressure spring, the rotating base
21 further include the transmission side chamber 21c for being located at the side the first circular hole 21b, be located at the base body 21a close to transmission side chamber
The longitudinal side plate 21d of the side 21c, the longitudinal side opening for being located in the longitudinal side plate 21d and being connected to transmission side chamber 21c along longitudinal direction
21e, it the second circular hole 21f that setting is connected to through the upper surface longitudinal side plate 21d and with longitudinal side opening 21e, is circumferentially evenly arranged on
The second the groove 21g, the second groove 21g being arranged radially and the first groove 13a of the upper surface the base body 21a
It is engaged locking；
Link lock core 22, including being located at the transmission side chamber 21c along longitudinal direction close to the first traveller of 11 side of support axis
22a, the input rack gear 22b being slidably set on the first traveller 22a, be located on the input rack gear 22b and with institute
The mating input block 22c of limited ring groove 11b is stated, the linkage lock core 22 further includes being located at the transmission along the longitudinal direction
Gear axis 22d in side chamber 21c, be rotatably located on the gear axis 22d and with input rack gear 22b transmission connection
Transmission gear 22e, the linkage lock core 22 further include being located at the transmission side chamber 21c along longitudinal direction close to the side longitudinal side opening 21e
The second traveller 22f, be rotatably set on the second traveller 22f output rack gear 22g, be located at the output rack gear
The output block 22h of the side 22g, the linkage lock core 22 further includes slidably being plugged in indulging in the longitudinal side opening 21e
The locking bar side opening 22j that the output block 22h is set to card for setting locking bar 22i, being located at the side longitudinal locking bar 22i, it is described
The upper end longitudinal locking bar 22i forms locking groove；
Second rotating device 3 includes:
Second shaft 31 is rotatably arranged through the second circular hole 21f, and 31 outer circumferential walls of the second shaft are circumferential
It is evenly equipped with and by the locking tooth socket 31a of the locking groove locking on the top longitudinal locking bar 22i；
Annulus 32 is limited, is equipped with two, second shaft 31 is located at longitudinal two side position of side plate 21d to be set respectively
There is the limit annulus 32；
The third rotating device 4 includes:
Third shaft 41 is vertically located at second shaft 31 close to the end of support axis 11, the third shaft 41
Not-go-end is equipped with locking annulus 41a, and the locking annulus 41a, which is circumferentially evenly equipped with close to the end face of third shaft 41, to be disposed radially
Third groove 41b；
Mike's plate 42, including the third jack 42a being rotatably set in the third shaft 41, the Mike is inserted
42 side of plate is additionally provided with Mike's jack 42b to be inserted into microphone, and Mike's plate 42 is close to the end face of locking annulus 41a
Circumferentially it is evenly equipped with the 4th groove 42c being disposed radially；
Pressure spring 43 is held out against, in the third shaft 41, described 43 one end of pressure spring that holds out against is abutted with the second shaft 31 for solderless wrapped connection,
43 other end of pressure spring that holds out against is abutted with Mike's plate 42.
Further, the limit annulus 32 forms oiled washer close to the end face of longitudinal side plate 21d.
Further, the oiled washer is made of polytetrafluoroethylene (PTFE)；The oiled washer can reduce the limit
Frictional force when annulus 32 rotates pair between longitudinal side plate 21d.
Further, lubricant coating has been respectively coated in the support axis 11,41 outer wall of third shaft.
Further, the part that 31 outer wall of the second shaft removes locking tooth socket 31a is equipped with lubricant coating.
The design of the lubricant coating can also reduce operation damping.
Further, Mike's jack 42b is pyramidal, and Mike's jack 42b inner wall is made equipped with rubber material
Liner.
The pyramidal design of Mike's jack 42b can preferably clamp the handle of microphone b, by microphone handle b
Firmly squeezing into Mike's jack 42b can be completed good fixation；The liner of the soft material of Mike's jack 42b inner wall
Mike's jack 42b can be allowed to clamp the microphone b of various shapes, such as the microphone b in round rectangle section.
The application method of the adjustable microphone gripper socket of omnibearing angel is as follows:
Step 1, preliminary installation:
The installation lower opening 11a is plugged on the longitudinal bracket a；
The handle of microphone b is plugged in Mike's jack 42b；
Step 2, under normality, the first rotating device 2, the second rotating device 3, third rotating device 4 described in locking:
Under normality:
The upward rotating base 21 of rising pressure spring 14, so that the second groove 21g and first tooth
Rotating base 21, i.e. the first rotating device 2 described in locking described in line 13a contact and then locking；
At the same time, the input rack gear 22b is in low level and the longitudinal locking bar 22i is in a high position, the longitudinal lock
Locking tooth socket 31a described in the locking groove locking of the upper end bar 22i, i.e. the second rotating device 3 described in locking；
At the same time, the third pressure spring 43 squeezes Mike's plate 42, so that the 4th groove 42c and third tooth
Mike's plate 42, i.e. third rotating device 4 described in locking described in line 41b contact and then locking；
Step 3, first rotating device 2 and the second rotating device 3 are adjusted:
Step 3.1, first rotating device 2 and the second rotating device 3 are unlocked:
It grasps the base body 21a and presses down on, the second groove 21g, the first groove 13a disengaging connect
Touching, first rotating device 2 unlock；
At the same time, the support axis 11, limited ring groove 11b rise relative to rotating base 21, the limited ring groove
11b drives the input block 22c, input rack gear 22b relative to the first traveller 22a uplink；
The input rack gear 22b drives the output rack gear 22g by transmission gear 22e, exports block 22h relative to the
Two traveller 22f downlinks；
The output block 22h drives locking bar side opening 22j, longitudinal locking bar 22i downlink, the upper end longitudinal locking bar 22i
Locking groove is disengaged with the locking tooth socket 31a, and second rotating device 3 unlocks；
Step 3.2, first rotating device 2, third rotating device 3 are rotated；
Step 3.3, the hand for pushing the base body 21a is unclamped, first rotating device 2, third rotating device 3 return
Multiple normality locking posture；
Step 4, the third rotating device 4 is adjusted:
Step 4.1, third rotating device 4 is unlocked:
Second shaft 31 is pinned on the other hand, then the other hand, which holds Mike's plate 42 and overcomes it, holds out against pressure spring 43
Elastic force and to 31 direction of the second shaft slide；
The 4th groove 42c and third groove 41b is disengaged, and the third rotating device 3 unlocks；
Step 4.2, the hand for holding Mike's plate 42 starts to drive Mike's plate 42, microphone b rotation；
Step 4.3, the hand for holding Mike's plate 42 is unclamped, the pressure spring 43 that holds out against pushes Mike's plate 42 to be reset to
Normality locking posture.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (6)
1. a kind of adjustable microphone gripper socket of omnibearing angel, it is characterised in that: including to setting on the ground
The mounting seat (1) of longitudinal bracket (a) grafting further includes the first rotating device (2), the second rotating device to adjust the angle
(3), third rotating device (4), the third rotating device (4) is to grafting microphone (b)；
The mounting seat (1) includes:
Support axis (11), longitudinally disposed is cylindric, support axis (11) the lower end surface center be equipped with upwards with it is longitudinal
The installation lower opening (11a) of bracket (a) grafting, support axis (11) the outer circumferential walls middle part form limited ring groove (11b)；
Ring (12) under axis take shape in support axis (11) the outer wall lower edge；
Ring (13) on axis take shape in edge on support axis (11) outer wall, and ring (13) lower end surface is circumferentially equal on the axis
It is furnished with the first groove (13a) being arranged radially；
Rise pressure spring (14), solderless wrapped connection is in support axis (11) outer wall；
First rotating device (2) rotates around the support axis (11), and first rotating device (2) includes:
Rotating base (21) including base body (21a), is located in the middle part of the base body (21a) is set in institute along longitudinal direction
The first circular hole (21b) on support axis (11) is stated, the base body (21a) is located above the rising pressure spring (14), institute
Rotating base (21) is stated to further include the transmission side chamber (21c) for being located at the first circular hole (21b) side, be located at the base body
(21a) close to transmission side side chamber (21c) longitudinal side plate (21d), be located in the longitudinal side plate (21d) along longitudinal direction and with biography
The longitudinal side opening (21e) of dynamic side chamber (21c) connection connects through the longitudinal side plate upper surface (21d) and with longitudinal side opening (21e)
The second circular hole (21f) of logical setting, circumferential the second groove being arranged radially for being evenly arranged on the upper surface the base body (21a)
(21g), second groove (21g) are engaged locking with first groove (13a)；
It links lock core (22), is slided including being located at transmission side chamber (21c) along longitudinal direction close to the first of support axis (11) side
Column (22a), is located at the input rack gear at the input rack gear (22b) being slidably set on first traveller (22a)
The input block (22c) mating on (22b) and with the limited ring groove (11b), the linkage lock core (22) further includes edge
Front-rear direction is located at the gear axis (22d) being driven in side chamber (21c), is rotatably located at the gear axis (22d)
Transmission gear (22e) upper and with input rack gear (22b) transmission connection, the linkage lock core (22) further includes being located at institute along longitudinal direction
It states second traveller (22f) of the close side longitudinal side opening (21e) of transmission side chamber (21c), be rotatably set in second cunning
Output rack gear (22g) on column (22f), the output block (22h) for being located at described output side rack gear (22g), the blocking lock
Core (22) further includes the longitudinal locking bar (22i) being slidably plugged in the longitudinal side opening (21e), is located at the longitudinal locking bar
The locking bar side opening (22j) that output block (22h) is set to card of the side (22i), the longitudinal locking bar upper end (22i) molding
There is locking groove；
Second rotating device (3) includes:
Second shaft (31) is rotatably arranged through second circular hole (21f), the second shaft (31) outer circumferential walls week
To be evenly equipped with by the locking tooth socket (31a) of the locking groove locking on the top longitudinal locking bar (22i)；
It limits annulus (32), is equipped with two, second shaft (31), which is located at longitudinal two side position of side plate (21d), to be distinguished
Equipped with a limit annulus (32)；
The third rotating device (4) includes:
Third shaft (41) is vertically located at end of second shaft (31) close to support axis (11), the third shaft
(41) not-go-end is equipped with locking annulus (41a), and the locking annulus (41a) is circumferentially evenly equipped with edge close to the end face of third shaft (41)
The third groove (41b) being arranged radially；
Mike's plate (42), including the third jack (42a) being rotatably set on the third shaft (41), the Mike
Plate (42) side is additionally provided with Mike's jack (42b) to be inserted into microphone, and Mike's plate (42) is close to locking annulus
The end face of (41a) is circumferentially evenly equipped with the 4th groove (42c) being disposed radially；
It holds out against pressure spring (43), solderless wrapped connection is described to hold out against pressure spring (43) one end and the second shaft (31) on the third shaft (41)
It abuts, pressure spring (43) other end that holds out against is abutted with Mike's plate (42).
2. the adjustable microphone gripper socket of a kind of omnibearing angel according to claim 1, it is characterised in that: the limit
Circle of position ring (32) forms oiled washer close to the end face of longitudinal side plate (21d).
3. the adjustable microphone gripper socket of a kind of omnibearing angel according to claim 2, it is characterised in that: the profit
Skidding circle is made of polytetrafluoroethylene (PTFE).
4. the adjustable microphone gripper socket of a kind of omnibearing angel according to claim 1, it is characterised in that: the branch
Lubricant coating has been respectively coated in seat axis (11), third shaft (41) outer wall.
5. the adjustable microphone gripper socket of a kind of omnibearing angel according to claim 4, it is characterised in that: described
The part that two shafts (31) outer wall removes locking tooth socket (31a) is equipped with lubricant coating.
6. the adjustable microphone gripper socket of a kind of omnibearing angel according to claim 1, it is characterised in that: the wheat
Gram jack (42b) be it is pyramidal, Mike's jack (42b) inner wall is equipped with liner made of rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811624835.9A CN109413524B (en) | 2018-12-28 | 2018-12-28 | A kind of adjustable microphone gripper socket of omnibearing angel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811624835.9A CN109413524B (en) | 2018-12-28 | 2018-12-28 | A kind of adjustable microphone gripper socket of omnibearing angel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109413524A CN109413524A (en) | 2019-03-01 |
| CN109413524B true CN109413524B (en) | 2019-10-08 |
Family
ID=65462326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811624835.9A Expired - Fee Related CN109413524B (en) | 2018-12-28 | 2018-12-28 | A kind of adjustable microphone gripper socket of omnibearing angel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109413524B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113205804B (en) * | 2021-03-16 | 2024-02-13 | 泉州东恒智能科技有限公司 | Vehicle-mounted voice recognition remote control device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204334886U (en) * | 2015-01-26 | 2015-05-13 | 罗福仲 | Regulate the locking device of microphone runing rest angle |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3176821U (en) * | 2012-04-24 | 2012-07-05 | 株式会社コシダカホールディングス | Microphone arm |
| US9719627B2 (en) * | 2014-08-25 | 2017-08-01 | The Music People, Inc. | Microphone stand having articulating shaft |
| CN205670823U (en) * | 2016-06-10 | 2016-11-02 | 罗雯馨 | Microphone fixed mount is used in radio and television interview |
-
2018
- 2018-12-28 CN CN201811624835.9A patent/CN109413524B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204334886U (en) * | 2015-01-26 | 2015-05-13 | 罗福仲 | Regulate the locking device of microphone runing rest angle |
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| Publication number | Publication date |
|---|---|
| CN109413524A (en) | 2019-03-01 |
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