CN209676479U - Intelligent teaching public address set - Google Patents
Intelligent teaching public address set Download PDFInfo
- Publication number
- CN209676479U CN209676479U CN201920915180.4U CN201920915180U CN209676479U CN 209676479 U CN209676479 U CN 209676479U CN 201920915180 U CN201920915180 U CN 201920915180U CN 209676479 U CN209676479 U CN 209676479U
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- CN
- China
- Prior art keywords
- loudspeaker
- hinged
- public address
- address set
- brace
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000009434 installation Methods 0.000 claims abstract description 5
- 238000010586 diagram Methods 0.000 description 2
- 241001633942 Dais Species 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to teaching equipment technical fields, disclose a kind of intelligent teaching public address set, aiming at the problem that existing loudspeaker does not have safeguard measure, now propose following scheme, it includes loudspeaker shell, the side of the loudspeaker shell is equipped with loudspeaker, the side of the loudspeaker shell is slidably installed, and there are two slip lids, loudspeaker are located between two slip lids, drive rod is rotatably equipped in the loudspeaker shell, there are two movable blocks for screw thread installation on drive rod, movable block and slip lid are sequentially connected, the outer wall of the loudspeaker shell is equipped with storage box, the top of storage box is equipped with opening, cover board is hinged in opening, the bottom interior wall of the storage box is hinged with brace, one end of the brace is hinged with motion bar.The utility model realizes the covering of the loudspeaker of loudspeaker and the storage function of microphone, protects to the component of loudspeaker, greatly improves the service life of equipment, easy to spread.
Description
Technical field
The utility model relates to teaching equipment technical field more particularly to a kind of intelligent teaching public address sets.
Background technique
Loudspeaker is exactly to amplify sound as its name suggests, the farther meaning of propagation, loudspeaker for opposite speaker
Sound penetration it is stronger.The microphone for the loudspeaker installed on school dais does not have safeguard measure, when not in use, do not have
Microphone is protected, microphone is an accessory for being easiest to damage, while loudspeaker are easy to be subject to moisture, and make it
Damage, therefore, when not in use, it should loudspeaker be protected, need a kind of intelligent teaching public address set come more than solving
Problem.
Utility model content
The utility model proposes a kind of intelligent teaching public address set, solving existing loudspeaker does not have safeguard measure
Problem.
To achieve the goals above, the utility model adopts the technical scheme that
Intelligent teaching public address set, including loudspeaker shell, the side of the loudspeaker shell is equipped with loudspeaker, described to amplify
The side of device shell is slidably installed there are two slip lid, and loudspeaker are located between two slip lids, rotational installation in the loudspeaker shell
There is drive rod, there are two movable block, movable block and slip lids to be sequentially connected for screw thread installation on drive rod, outside the loudspeaker shell
Wall is equipped with storage box, and the top of storage box is equipped with opening, is hinged with cover board in opening, the bottom interior wall of the storage box is hinged
There is brace, one end of the brace is hinged with motion bar, and one end of motion bar is slidably fitted with extension rod, one end peace of extension rod
Equipped with microphone, the bottom interior wall of the loudspeaker shell is slidably fitted with lower piston, and support rod is hinged on lower piston, support
One end of bar and brace are hinged, and middle piston is slidably fitted on brace, are hinged with interlocking bar on middle piston, one end of interlocking bar with
Motion bar is hinged.
Preferably, the side of the loudspeaker shell is opened up there are two rectangular opening, is equipped with level on the movable block and is set
One end of the cross bar set, cross bar is fixedly connected through rectangular opening and with slip lid.
Preferably, the drive rod is made of the first threaded rod and the second threaded rod, the first threaded rod and the second threaded rod
Hand of spiral on the contrary, two movable blocks are threadedly coupled with the first threaded rod and the second threaded rod respectively.
Preferably, the motion bar is equipped with movable chamber, is slidably fitted with upper piston in movable chamber, the extension rod is separate
One end of microphone is fixedly connected with upper piston.
Preferably, the bottom interior wall of the storage box is equipped with track plates, offers track groove on track plates, lower piston with
The inner wall of track groove is slidably connected.
Preferably, the lower rotation of the loudspeaker shell is equipped with handle, and handle and drive rod are sequentially connected.
Preferably, open up fluted on the brace, the inner wall of middle piston and groove is slidably connected.
The beneficial effects of the utility model are:
1, it realizes that two slip lids are mutually drawn close by rotational handle, is covered on loudspeaker, when not using loudspeaker, to loudspeaker
Protected, keep away from moisture, improve the service life of loudspeaker.
2, by that microphone can be accommodated into storage box, cover board is covered, when not using loudspeaker, microphone is carried out
Storage, avoids the damage by environment, improves the service life of equipment.
The utility model realizes the covering of the loudspeaker of loudspeaker and the storage function of microphone, to the component of loudspeaker into
Row protection greatly improves the service life of equipment, easy to spread.
Detailed description of the invention
Fig. 1 be the utility model proposes intelligent teaching public address set structural schematic diagram.
Fig. 2 is structural schematic diagram at A in Fig. 1.
Fig. 3 is the side structure schematic view of storage box.
Fig. 4 is the schematic cross-sectional view of motion bar.
In figure: 1 loudspeaker shell, 2 loudspeaker, 3 slip lids, 4 drive rods, 5 movable blocks, 6 rectangular openings, 7 cross bars, 8 handles, 9 are received
Case, 10 braces, 11 interlocking bar, 12 motion bars, 13 extension rods, 14 microphones, 15 track plates, 16 track grooves, 17 lower pistons, 18
Support rod, piston, 20 cover boards, 21 upper pistons, 22 movable chambers in 19.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-4, the side of intelligent teaching public address set, including loudspeaker shell 1, loudspeaker shell 1 is equipped with loudspeaker
2, the side of loudspeaker shell 1 is slidably installed there are two slip lid 3, and loudspeaker 2 are located between two slip lids 3, turns in loudspeaker shell 1
Dynamic to be equipped with drive rod 4, there are two movable block 5, movable block 5 and slip lids 3 to be sequentially connected for screw thread installation on drive rod 4, loudspeaker
The outer wall of shell 1 is equipped with storage box 9, and the top of storage box 9 is equipped with opening, is hinged with cover board 20, the bottom of storage box 9 in opening
Portion's inner wall is hinged with brace 10, and one end of brace 10 is hinged with motion bar 12, and one end of motion bar 12 is slidably fitted with extension rod
13, one end of extension rod 13 is equipped with microphone 14, and the bottom interior wall of loudspeaker shell 1 is slidably fitted with lower piston 17, lower work
Support rod 18 is hinged on plug 17, one end of support rod 18 and brace 10 are hinged, middle piston 19 is slidably fitted on brace 10, in
Interlocking bar 11 is hinged on piston 19, one end of interlocking bar 11 and motion bar 12 are hinged.
In the present embodiment, the side of loudspeaker shell 1 is opened up there are two rectangular opening 6, is equipped on movable block 5 horizontally disposed
Cross bar 7, one end of cross bar 7 is fixedly connected through rectangular opening 6 and with slip lid 3, and drive rod 4 is by the first threaded rod and the second screw thread
Bar composition, the hand of spiral of the first threaded rod and the second threaded rod on the contrary, two movable blocks 5 respectively with the first threaded rod and second
Threaded rod is threadedly coupled, and motion bar 12 is equipped with movable chamber 22, and upper piston 21 is slidably fitted in movable chamber 22, and extension rod 13 is remote
One end from microphone 14 is fixedly connected with upper piston 21, and the bottom interior wall of storage box 9 is equipped with track plates 15, on track plates 15
Track groove 16 is offered, lower piston 17 and the inner wall of track groove 16 are slidably connected, and the lower rotation of loudspeaker shell 1 is equipped with hand
Handle 8, handle 8 and drive rod 4 are sequentially connected, and open up fluted on brace 10, and the inner wall of middle piston 19 and groove is slidably connected, logical
It crosses rotational handle 8 and realizes that two slip lids 3 are mutually drawn close, be covered on loudspeaker 2, when not using loudspeaker, loudspeaker 2 are protected
Shield, keeps away from moisture, improves the service life of loudspeaker, by microphone 14 being accommodated into storage box 9, covers cover board 20,
When not using loudspeaker, microphone 14 is stored, the damage by environment is avoided, improves the service life of equipment, this
Utility model realizes the covering of the loudspeaker 2 of loudspeaker and the storage function of microphone 14, protects to the component of loudspeaker,
The service life of equipment is greatly improved, it is easy to spread.
In the present embodiment, drive rod 4 is driven to rotate by rotational handle 8 so that two movable blocks 5 mutually draw close drive cross
Bar 7 moves, and realizes that two slip lids 3 are mutually drawn close, is covered on loudspeaker 2, when not using loudspeaker, protects to loudspeaker 2,
It keeps away from moisture, improves the service life of loudspeaker, connect by microphone 14 with extension rod 13, extension rod 13 and motion bar 12
Internal slide connection, brace 10 and the bottom interior wall of storage box 9 are hinged, and motion bar 12 and brace 10 are hinged, the angle of motion bar 12
Degree is controlled by middle piston 19 is mobile, and the angle of brace 10 is controlled by lower piston 17 is mobile, and extension rod 13 is upper in motion bar 12
Piston 21 controls, and middle piston 19, lower piston 17, upper piston 21 are made of rubber material, has certain frictional resistance, in wheat
When gram wind 14 is adjusted, to the angle of microphone 14, highly it is adjusted, meanwhile, microphone 14 can also be accommodated into storage box 9
It is interior, cover board 20 is covered, when not using loudspeaker, microphone 14 is stored, avoids the damage by environment, improves equipment
Service life.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for
Convenient for description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have specifically
Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relatively important
Property or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Person implicitly includes one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than a, unless otherwise specifically defined.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (7)
1. the side of intelligent teaching public address set, including loudspeaker shell (1), the loudspeaker shell (1) is equipped with loudspeaker (2),
It is characterized in that, the side of the loudspeaker shell (1) is slidably installed there are two slip lid (3), loudspeaker (2) are located at two slip lids
(3) it between, is rotatably equipped with drive rod (4) in the loudspeaker shell (1), there are two mobile for screw thread installation on drive rod (4)
Block (5), movable block (5) and slip lid (3) are sequentially connected, and the outer wall of the loudspeaker shell (1) is equipped with storage box (9), storage
The top of box (9) is equipped with opening, is hinged with cover board (20) in opening, the bottom interior wall of the storage box (9) is hinged with brace
(10), one end of the brace (10) is hinged with motion bar (12), and one end of motion bar (12) is slidably fitted with extension rod (13),
One end of extension rod (13) is equipped with microphone (14), and the bottom interior wall of the loudspeaker shell (1) is slidably fitted with lower piston
(17), it is hinged with support rod (18) on lower piston (17), one end and brace (10) of support rod (18) are hingedly, sliding on brace (10)
It is dynamic to be equipped with middle piston (19), it is hinged with interlocking bar (11) on middle piston (19), one end and motion bar (12) of interlocking bar (11)
Hingedly.
2. intelligent teaching public address set according to claim 1, which is characterized in that the side of the loudspeaker shell (1)
There are two opening up rectangular opening (6), it is equipped with horizontally disposed cross bar (7) on the movable block (5), one end of cross bar (7) is run through
Rectangular opening (6) is simultaneously fixedly connected with slip lid (3).
3. intelligent teaching public address set according to claim 1, which is characterized in that the drive rod (4) is by the first screw thread
Bar and the second threaded rod composition, the hand of spiral of the first threaded rod and the second threaded rod on the contrary, two movable blocks (5) respectively with the
One threaded rod and the second threaded rod are threadedly coupled.
4. intelligent teaching public address set according to claim 1, which is characterized in that the motion bar (12) is equipped with activity
Chamber (22) is slidably fitted with upper piston (21) in movable chamber (22), the one end of the extension rod (13) far from microphone (14) with
Upper piston (21) is fixedly connected.
5. intelligent teaching public address set according to claim 1, which is characterized in that the bottom interior wall of the storage box (9)
It is equipped with track plates (15), is offered on track plates (15) track groove (16), the inner wall of lower piston (17) and track groove (16) is sliding
Dynamic connection.
6. intelligent teaching public address set according to claim 1, which is characterized in that the bottom of the loudspeaker shell (1)
It is rotatably equipped with handle (8), handle (8) and drive rod (4) are sequentially connected.
7. intelligent teaching public address set according to claim 1, which is characterized in that offered on the brace (10) recessed
Slot, middle piston (19) and the inner wall of groove are slidably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920915180.4U CN209676479U (en) | 2019-06-18 | 2019-06-18 | Intelligent teaching public address set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920915180.4U CN209676479U (en) | 2019-06-18 | 2019-06-18 | Intelligent teaching public address set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209676479U true CN209676479U (en) | 2019-11-22 |
Family
ID=68575798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920915180.4U Expired - Fee Related CN209676479U (en) | 2019-06-18 | 2019-06-18 | Intelligent teaching public address set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209676479U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111447537A (en) * | 2019-12-13 | 2020-07-24 | 珠海大横琴科技发展有限公司 | Indoor sound amplification system |
-
2019
- 2019-06-18 CN CN201920915180.4U patent/CN209676479U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111447537A (en) * | 2019-12-13 | 2020-07-24 | 珠海大横琴科技发展有限公司 | Indoor sound amplification system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |