CN208400331U - A kind of English teaching hearing devices - Google Patents
A kind of English teaching hearing devices Download PDFInfo
- Publication number
- CN208400331U CN208400331U CN201721922646.0U CN201721922646U CN208400331U CN 208400331 U CN208400331 U CN 208400331U CN 201721922646 U CN201721922646 U CN 201721922646U CN 208400331 U CN208400331 U CN 208400331U
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- hearing devices
- swivel mount
- pedestal
- baffle
- 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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Abstract
The utility model belongs to instructional technology field more particularly to a kind of English teaching hearing devices, including guide rail；Idler wheel is provided on guide rail, the outside of the junction of elevating lever and vertical bar upper end is arranged in sleeve, swivel mount two sides are each provided with a baffle, each baffle lower part side passes through a pair of links and is connected with the side of two groups of springs, portable pillar two sides are hinged with angular adjustment bar, T-type connecting rod lower end is provided with locating wheel, and locating wheel is set on the base in several locating slots on surface.The utility model passes through one group of Bevel Gear Drive of control, and then it drives the left-right rotation of swivel mount and controls the position of locating wheel by T-type connecting rod and angular adjustment bar by pull handle, again by locating slot come stabilized locating wheel, prevent locating wheel from shaking, and then portable pillar is enable to have certain tilt angle, to achieve the purpose that the angle for adjusting sound equipment.
Description
Technical field
The utility model belongs to instructional technology field more particularly to a kind of English teaching hearing devices.
Background technique
The hearing devices of school's the English class are using only simpler than wide, especially present hearing devices at present
It is fixed on the wall with bracket, cannot preferably guarantee the stability of hearing devices, and be unable to adjust its angles and positions, cause
Teacher or student, which use, to be inconvenient, and English Listening Comprehension effect is influenced.
Utility model content
The brief overview about the utility model is given below, in order to provide certain sides about the utility model
The basic comprehension in face.It should be understood as that this general introduction is not the exhaustive general introduction about the utility model.It is not intended to
The key or pith of the utility model are determined, nor intended limitation the scope of the utility model.Its purpose be only with
Simplified form provides certain concepts, using as the preamble in greater detail discussed later.
The utility model overcomes above-mentioned the deficiencies in the prior art, provides a kind of English teaching hearing devices.This is practical
The novel pretightning force control baffle by using spring moves left and right, and then improves stability of the sound equipment on swivel mount；
The utility model realizes the shifting of position by being provided with guide rail and adjusting the visual length of elevating lever by screwing sleeve
It is dynamic；The utility model drives the left-right rotation of swivel mount and passes through and pull handle by one group of Bevel Gear Drive of control
Hand controls the rotation of portable pillar in turn to adjust the angle of sound equipment together.
The technical solution of the utility model includes:
A kind of English teaching hearing devices, including guide rail, idler wheel, elevating lever, pedestal, sleeve and swivel mount；The guide rail
On be provided with idler wheel, idler wheel is threadedly coupled with elevating lever, and the lower end of elevating lever is provided with plus thread, the side setting of the pedestal
There is a vertical bar, the upper end of vertical bar is provided with left-hand thread, and sleeve is arranged in the outside of the junction of elevating lever and vertical bar upper end, in sleeve
Portion is provided with internal screw thread corresponding with the left-hand thread of plus thread and vertical bar upper end on elevating lever, is provided with cross in the pedestal
To conical gear, it is provided with waling stripe on the right side of base inner wall, vertical conical gear, lateral circular cone tooth are provided on waling stripe
Wheel engages connection with vertical conical gear, and the top of the transverse direction conical gear shaft is hinged on portable pillar side, portable pillar
The other side is fixedly connected with swivel mount bottom, and swivel mount two sides are each provided with a baffle, and each baffle lower part side passes through
A pair of links is connected with the side of two groups of springs, and the other side of spring is connected with partition, and swivel mount lower end is provided in two sides
Strip hole, the connecting rod, spring and partition are arranged inside each strip hole, the hinged angled tune in the portable pillar two sides
Pole, each angular adjustment bar are fixedly connected with T-type small end, and T-type connecting rod passes through the long hole in the column of pedestal right end,
T-type connecting rod right end is provided with handle, and T-type connecting rod lower end is provided with locating wheel, and locating wheel is set on the base several of surface
In locating slot, the arc-shaped structure of locating slot.
Further, several suckers are provided with base upper surface on the inside of the baffle.
Further, the upper end of the column is provided with protection net.
Further, described waling stripe one end is provided with interior hexagonal socket.
Further, rotating rocker is provided on the interior hexagonal socket.
The utility model has the following beneficial effects:
1) the utility model is by pulling the baffle of swivel mount two sides to be put into rotation move left and right baffle, then by sound equipment
It on frame, pulls connecting rod that baffle is made to fasten sound equipment using the pretightning force of spring later, sound equipment can be greatly improved in this way and existed
Stability on swivel mount.
2) the utility model is horizontally slipped by idler wheel in guide rail to drive hearing devices to move left and right, and can make hearing
Device, which is realized, is teaching indoor front and back to adjust, and according to student, different distributions position is arranged in classroom, improves different numbers and awards
The effect of class hour can adjust the visual length of elevating lever by screwing sleeve also to drive hearing devices to move up and down.
3) the utility model is by one group of Bevel Gear Drive of control, and then drives the left-right rotation of swivel mount and pass through
Pull handle and then the position that locating wheel is controlled by T-type connecting rod and angular adjustment bar, then by locating slot come stabilized fixed
Position wheel, prevents locating wheel from shaking, and then portable pillar is enable to have certain tilt angle, to reach the mesh of the angle of adjustment sound equipment
's.
4) the utility model by the arc-shaped structure of setting locating slot and waling stripe can in long hole double swerve, in this way
Do the left-right rotation that can guarantee to will not influence swivel mount.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the top view of the utility model；
Fig. 3 is the structural schematic diagram of the angular adjustment bar and locating slot in the utility model in portable pillar；
In figure: 1- guide rail；2- idler wheel；3- elevating lever；4- pedestal；5- sleeve；6- swivel mount；7- plus thread；8- vertical bar；9-
Left-hand thread；10- transverse direction conical gear；11- waling stripe；The vertical conical gear of 12-；13- portable pillar；14- baffle；15- connecting rod；
16- spring；17- strip hole；18- angular adjustment bar；19-T type connecting rod；20- column；21- long hole；22- locating wheel；23- positioning
Slot；24- sucker；25- protection net；Hexagonal socket in 26-；27- rotating rocker.
Specific embodiment
Below with reference to attached drawing, the utility model is described in detail:
In conjunction with shown in Fig. 1 to Fig. 3, a kind of English teaching hearing devices disclosed in the present embodiment, including guide rail 1, idler wheel 2,
Elevating lever 3, pedestal 4, sleeve 5 and swivel mount 6；Idler wheel 2 is provided on the guide rail 1, idler wheel 2 is threadedly coupled with elevating lever 3, is risen
The lower end of drop bar 3 is provided with plus thread 7, and the side of the pedestal 4 is provided with vertical bar 8, and the upper end of vertical bar 8 is provided with left-hand thread 9,
The outside of the junction of elevating lever 3 and 8 upper end of vertical bar is arranged in sleeve 5, and sleeve 5 is internally provided with and the positive spiral shell on elevating lever 3
The corresponding internal screw thread of left-hand thread 9 of 8 upper end of line 7 and vertical bar, is provided with lateral conical gear 10 in the pedestal 4, in pedestal 4
Waling stripe 11 is provided on the right side of wall, is provided with vertical conical gear 12 on waling stripe 11, lateral conical gear 10 with it is vertical
The top of the engagement connection of conical gear 12, transverse direction 10 shaft of conical gear is hinged on 13 side of portable pillar, portable pillar 13
The other side is fixedly connected with 6 bottom of swivel mount, and 6 two sides of swivel mount are each provided with a baffle 14, each 14 lower part side of baffle
It is connected by a pair of links 15 with the side of two groups of springs 16, the other side of spring 16 is connected with partition, 6 lower end two of swivel mount
Strip hole 17 is provided in side, the connecting rod 15, spring 16 and partition are arranged inside each strip hole 17, the activity
13 two sides of column are hinged with angular adjustment bar 18, and each angular adjustment bar 18 is fixedly connected with 19 upper end of T-type connecting rod, and T-type connects
Bar 19 passes through the long hole 21 in the column 20 of 4 right end of pedestal, and 19 right end of T-type connecting rod is provided with handle, the setting of 19 lower end of T-type connecting rod
There is locating wheel 22, locating wheel 22 is arranged in several locating slots 23 of 4 upper surface of pedestal, the arc-shaped structure of locating slot 23；When
When operator needs to fix sound equipment, the baffle 14 of 6 two sides of swivel mount can be pulled to move left and right baffle 14, then by sound equipment
It is put on swivel mount 6, pulls connecting rod 15 using the pretightning force of spring 16 later to make baffle 14 fasten sound equipment, in this way
Greatly improve stability of the sound equipment on swivel mount 6；When operator needs to adjust the position of hearing devices, idler wheel 2 can be passed through
It is horizontally slipped in guide rail 1 to drive hearing devices to move left and right, can also adjust the visual of elevating lever 3 by screwing sleeve 5
Length drives the hearing devices to move up and down；When operator needs to adjust the angle of sound equipment on hearing devices, control can be passed through
One group of Bevel Gear Drive, so drive swivel mount 6 left-right rotation and by pull handle pass through T-type connecting rod 19 and
Angular adjustment bar 18 prevents locating wheel 22 to control the position of locating wheel 22, then by locating slot 23 come stabilized locating wheel 22
It shakes, and then portable pillar 13 is enable to have certain tilt angle, to achieve the purpose that the angle for adjusting sound equipment；Due to locating slot
23 arc-shaped structures and waling stripe 11 can in long hole 21 double swerve, doing so can guarantee to will not influence swivel mount 6
Left-right rotation.
Specifically, 14 inside of baffle is provided with several suckers 24 with 4 upper surface of pedestal；By in baffle 14
Side and 4 upper surface of pedestal are provided with several suckers 24, can guarantee operator in the angles and positions of adjustment sound equipment in this way
When, sound equipment has higher stability on swivel mount 6.
Specifically, 21 upper end of column is provided with protection net 25；By being provided with protection net in 21 upper end of column
25, sound equipment can be preferably protected, also will not influence English Listening Comprehension effect.
Specifically, described 11 one end of waling stripe is provided with interior hexagonal socket 26；By being arranged in 11 one end of waling stripe
There is interior hexagonal socket 26, such socket is able to bear bigger power, and more convenient operator adjusts sound equipment on hearing devices
Angle.
Specifically, being provided with rotating rocker 27 on the interior hexagonal socket 26；By being provided on interior hexagonal socket 26
Rotating rocker 27 facilitates the angle that operator adjusts sound equipment on hearing devices, and rotating rocker 27 can be dismantled.
The course of work of the present apparatus are as follows:
First when operator needs to fix sound equipment, the baffle 14 of 6 two sides of swivel mount can be pulled to keep baffle 14 left
It moves right, then sound equipment is put on swivel mount 6, pull connecting rod 15 using the pretightning force of spring 16 later fasten baffle 14
Firmly sound equipment can greatly improve stability of the sound equipment on swivel mount 6 in this way；Secondly when operator needs to adjust hearing devices
When position, can be horizontally slipped in guide rail 1 by idler wheel 2 to drive hearing devices to move left and right, can also by screw sleeve 5 come
The visual length of elevating lever 3 is adjusted to drive hearing devices to move up and down；Again when operator needs to adjust sound on hearing devices
It, can be by controlling one group of Bevel Gear Drive when loud angle, and then drive the left-right rotation of swivel mount 6 and by pulling handle
Hand and then the position that locating wheel 22 is controlled by T-type connecting rod 19 and angular adjustment bar 18, then by locating slot 23 come stabilized
Locating wheel 22 prevents locating wheel 22 from shaking, and then portable pillar 13 is enable to have certain tilt angle, to reach adjustment sound equipment
The purpose of angle；Finally due to the arc-shaped structure of locating slot 23 and waling stripe 11 can in long hole 21 double swerve, do so
The left-right rotation of swivel mount 6 can be guaranteed to will not influence；By being provided with several with 4 upper surface of pedestal in 14 inside of baffle
Sucker 24 can guarantee operator when adjusting the angles and positions of sound equipment in this way, and sound equipment has higher steady on swivel mount 6
It is qualitative；By being provided with protection net 25 in 21 upper end of column, sound equipment can be preferably protected, also will not influence English Listening Comprehension effect
Fruit；By being provided with interior hexagonal socket 26 in 11 one end of waling stripe, such socket is able to bear bigger power, more convenient
Operator adjusts the angle of sound equipment on hearing devices；By being provided with rotating rocker 27 on interior hexagonal socket 26, behaviour is facilitated
Author adjusts the angle of sound equipment on hearing devices, and rotating rocker 27 can be dismantled.
Above embodiments are exemplary description of this patent, do not limit its protection scope, those skilled in the art
Member can also be changed its part, as long as it does not exceed the essence of this patent, within the protection scope of the present patent.
Claims (5)
1. a kind of English teaching hearing devices, which is characterized in that including guide rail (1), idler wheel (2), elevating lever (3), pedestal (4),
Sleeve (5) and swivel mount (6)；It is provided with idler wheel (2) on the guide rail (1), idler wheel (2) is threadedly coupled with elevating lever (3), lifting
The lower end of bar (3) is provided with plus thread (7), and the side of the pedestal (4) is provided with vertical bar (8), and the upper end of vertical bar (8) is provided with
Left-hand thread (9), sleeve (5) setting are set inside the outside of elevating lever (3) and the junction of vertical bar (8) upper end, sleeve (5)
It is equipped with internal screw thread corresponding with left-hand thread (9) of plus thread (7) and vertical bar (8) upper end on elevating lever (3), the pedestal
(4) it is provided with lateral conical gear (10), is provided with waling stripe (11) on the right side of pedestal (4) inner wall, on waling stripe (11) in
It is provided with vertical conical gear (12), lateral conical gear (10) engages connection, the laterally circle with vertical conical gear (12)
The top of bevel gear (10) shaft is hinged on portable pillar (13) side, and the other side and swivel mount (6) bottom of portable pillar (13) are solid
Fixed connection, swivel mount (6) two sides are each provided with a baffle (14), and each baffle (14) lower part side passes through a pair of links
(15) it is connected with the side of two groups of springs (16), the other side of spring (16) is connected with partition, in swivel mount (6) lower end two sides
It is provided with strip hole (17), the connecting rod (15), spring (16) and partition are arranged at each strip hole (17) inside, the work
Dynamic column (13) two sides are hinged with angular adjustment bar (18), and each angular adjustment bar (18) is fixed with T-type connecting rod (19) upper end
Connection, T-type connecting rod (19) pass through the long hole (21) in the column (20) of pedestal (4) right end, and T-type connecting rod (19) right end is provided with handle
Hand, T-type connecting rod (19) lower end are provided with locating wheel (22), several positioning in pedestal (4) upper surface are arranged in locating wheel (22)
In slot (23), locating slot (23) arc-shaped structure.
2. a kind of English teaching hearing devices according to claim 1, which is characterized in that on the inside of the baffle (14) and bottom
Seat (4) upper surface is provided with several suckers (24).
3. a kind of English teaching hearing devices according to claim 1, which is characterized in that column (20) the upper end setting
There are protection net (25).
4. a kind of English teaching hearing devices according to claim 1, which is characterized in that described waling stripe (11) one end
It is provided with interior hexagonal socket (26).
5. a kind of English teaching hearing devices according to claim 4, which is characterized in that on the interior hexagonal socket (26)
It is provided with rotating rocker (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721922646.0U CN208400331U (en) | 2017-12-29 | 2017-12-29 | A kind of English teaching hearing devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721922646.0U CN208400331U (en) | 2017-12-29 | 2017-12-29 | A kind of English teaching hearing devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208400331U true CN208400331U (en) | 2019-01-18 |
Family
ID=65065668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721922646.0U Expired - Fee Related CN208400331U (en) | 2017-12-29 | 2017-12-29 | A kind of English teaching hearing devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208400331U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112133139A (en) * | 2020-08-27 | 2020-12-25 | 浙江水利水电学院 | Think interactive teaching demonstration system of political affairs education and engineering technology education |
-
2017
- 2017-12-29 CN CN201721922646.0U patent/CN208400331U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112133139A (en) * | 2020-08-27 | 2020-12-25 | 浙江水利水电学院 | Think interactive teaching demonstration system of political affairs education and engineering technology education |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190118 Termination date: 20201229 |