CN215792824U - Teaching aid is used in teaching of portable adjustable english - Google Patents
Teaching aid is used in teaching of portable adjustable english Download PDFInfo
- Publication number
- CN215792824U CN215792824U CN202121801545.4U CN202121801545U CN215792824U CN 215792824 U CN215792824 U CN 215792824U CN 202121801545 U CN202121801545 U CN 202121801545U CN 215792824 U CN215792824 U CN 215792824U
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- CN
- China
- Prior art keywords
- control
- chalk
- teaching
- fixing ring
- outer barrel
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- 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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- 230000000087 stabilizing effect Effects 0.000 claims abstract description 20
- 230000001276 controlling effect Effects 0.000 claims abstract description 12
- 230000006835 compression Effects 0.000 claims abstract description 11
- 238000007906 compression Methods 0.000 claims abstract description 11
- 230000001105 regulatory effect Effects 0.000 claims abstract description 10
- 230000000452 restraining effect Effects 0.000 abstract description 3
- 230000007547 defect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a portable adjustable teaching aid for English teaching, which comprises an outer barrel, a control swivel, a restraining ring plate, an outer fixing ring frame, a regulating and controlling column and a support plate, wherein a fixing ring is arranged at the upper end of the support plate, chalks are inserted in the fixing ring, arc-shaped grooves with openings facing the chalks are formed in the two sides and the front end and the rear end of the inner part of the fixing ring, a compression spring is arranged at the center of the inner part of each arc-shaped groove, the other end, connected with the inner wall of each arc-shaped groove, of the compression spring is provided with an arc-shaped clamping plate matched with the chalks, the top surface of the outer barrel is provided with a guide hole matched with the chalks, an annular stabilizing air bag is clamped and arranged on the inner wall of the guide hole, one end of the inner part of the top surface of the outer barrel is provided with a control pipe inserted in the stabilizing air bag, and an adjusting plug block matched with the stabilizing air bag is arranged in the control pipe. Compared with the prior art, the utility model has the advantages that: the chalk holder is convenient to adjust according to the use of chalks and is simple to mount and dismount.
Description
Technical Field
The utility model relates to the technical field of teaching aids, in particular to a portable adjustable teaching aid for English teaching.
Background
Along with the continuous rising of education level, the required teaching aid of teaching also obtains continuous development, and the english teacher writes the education operation through the chalk usually, for protecting teacher's hand, can establish the rubber sleeve at the outside cover of chalk, but current rubber sleeve still has great defect. The chalk is only lived to current teaching aid for teaching of portable adjustable english relies on the rubber sleeve to entangle, and the chalk can shorten at the writing in-process, and is difficult to adjust at the inside chalk of rubber sleeve, leads to the unable normal use of chalk, in addition, only relies on the rubber sleeve to protect, and the installation and the dismantlement of chalk all waste time and energy very much.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects and provide a portable adjustable teaching aid for English teaching, which is convenient to adjust according to the use of chalks and simple to mount and dismount.
In order to solve the technical problems, the technical scheme provided by the utility model is as follows: a portable adjustable teaching aid for English teaching comprises an outer barrel, wherein the lower end of the outer barrel is of an open structure, a control swivel is arranged at the lower end of the outer barrel, a constraint ring plate is sleeved at the lower end of the outer part of the outer barrel and the upper end of the outer part of the control swivel, an outer fixing ring frame with a U-shaped ring groove structure inside is clamped on the constraint ring plate, the top surface of the outer fixing ring frame is connected with the outer barrel, a thread structure is arranged inside the control swivel, a regulating and controlling column is arranged inside the outer barrel and connected with the control swivel through the thread structure, a support plate is arranged at the upper end of the regulating and controlling column, a fixing ring is arranged at the upper end of the support plate and is internally provided with chalk in an inserting manner, arc grooves with openings facing the chalk are arranged at the two sides and the front end and the rear end inside the fixing ring, a compression spring is arranged at the center of the inside of the arc grooves, and an arc-shaped clamping plate matched with the chalk is arranged at the other end of the inner wall of the compression spring, the chalk box is characterized in that a guide hole matched with chalk is formed in the top surface of the outer barrel, an annular stabilizing air bag is clamped and connected to the inner wall of the guide hole, a control pipe inserted into the stabilizing air bag is arranged at one end of the inner portion of the top surface of the outer barrel, and an adjusting plug block matched with the stabilizing air bag for use is arranged inside the control pipe.
Compared with the prior art, the utility model has the advantages that: compared with the prior art, the chalk fixing device has the advantages that the regulating and controlling column capable of being controlled through the control swivel is arranged in the outer barrel, the length of a chalk outside the outer barrel can be easily and conveniently controlled through the regulating and controlling column, the chalk is conveniently controlled according to the use of the chalk, in addition, the chalk is fixed through the stabilizing air bag and the clamping plate, the expansion and contraction of the stabilizing air bag can be changed through the adjusting plug block, the chalk can be easily fixed, and the chalk is convenient to detach and install.
As an improvement, the upper end of the clamping plate is provided with a slope structure inclined towards the chalk. The slope structure is arranged to facilitate chalk installation, and the clamping plate can be opened, so that the chalk can be clamped conveniently.
As the improvement, regulation and control post both ends upside is equipped with spacing guide block, urceolus both sides wall inside is equipped with the spacing guide way that the spacing guide block of cooperation used. Spacing guide block and spacing guide way mutually support and can enough avoid urceolus and regulation post separation simultaneously can avoid the regulation post to appear the skew problem when removing.
As an improvement, a threaded sleeve is arranged at an opening at one end, far away from the stabilizing air bag, inside of the control tube, a control screw rod is connected and arranged inside the threaded sleeve through a threaded structure, one end, located inside the control tube, of the control screw rod is rotatably connected with the adjusting plug block, and the other end of the control screw rod extends to the outside of the outer tube and is provided with a rotating plate.
Drawings
FIG. 1 is a schematic structural diagram of a portable adjustable teaching aid for English teaching according to the present invention.
FIG. 2 is an enlarged top view cross-sectional view of a portable adjustable teaching aid support plate for English teaching of the present invention.
Fig. 3 is an enlarged view of a portable adjustable teaching aid a for english teaching according to the present invention.
As shown in the figure: 1. an outer cylinder; 2. controlling the swivel; 3. a confinement ring plate; 4. an outer fixed ring frame; 5. a control column; 6. a support plate; 7. a fixing ring; 8. chalk; 9. an arc-shaped slot; 10. a compression spring; 11. a clamping plate; 12. a guide hole; 13. stabilizing the air bag; 14. a control tube; 15. adjusting the chock; 16. a limiting guide block; 17. a limiting guide groove; 18. a threaded sleeve; 19. controlling the screw; 20. and (6) rotating the plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
With reference to the attached drawing 1, the portable adjustable teaching aid for English teaching comprises an outer barrel 1, wherein the lower end of the outer barrel 1 is of an open structure, the lower end of the outer barrel 1 is provided with a control rotating ring 2, the outer lower end of the outer barrel 1 and the outer upper end of the control rotating ring 2 are respectively sleeved with a restraining ring plate 3, an outer fixing ring frame 4 internally provided with a U-shaped ring groove structure is clamped on the restraining ring plate 3, the top surface of the outer fixing ring frame 4 is connected with the outer barrel 1, the inner part of the control rotating ring 2 is of a threaded structure, a regulating and controlling column 5 is arranged in the outer barrel 1, the regulating and controlling column 5 is connected with the control rotating ring 2 through a threaded structure, a support plate 6 is arranged at the upper end of the regulating and controlling column 5, a fixing ring 7 is arranged at the upper end of the support plate 6, chalk 8 is inserted in the fixing ring 7, and arc-shaped grooves 9 with openings facing the chalk 8 are arranged at the two sides and at the front end and the rear end in the fixing ring 7, the chalk box is characterized in that a compression spring 10 is arranged at the center inside the arc-shaped groove 9, an arc-shaped clamping plate 11 matched with chalk 8 for use is arranged at the other end, connected with the inner wall of the arc-shaped groove 9, of the compression spring 10, a guide hole 12 matched with the chalk 8 for use is formed in the top surface of the outer barrel 1, an annular stabilizing air bag 13 is clamped and connected to the inner wall of the guide hole 12, a control tube 14 inserted into the stabilizing air bag 13 is arranged at one end inside the top surface of the outer barrel 1, and an adjusting plug block 15 matched with the stabilizing air bag 13 for use is arranged inside the control tube 14.
The upper end of the clamping plate 11 is provided with a slope structure inclining towards the chalk 8.
The upper sides of the two ends of the regulating and controlling column 5 are provided with limiting guide blocks 16, and limiting guide grooves 17 matched with the limiting guide blocks 16 for use are arranged in the two side walls of the outer barrel 1.
The inside one end opening part of keeping away from stable gasbag 13 of control tube 14 is equipped with thread bush 18, thread bush 18 is inside to be equipped with control screw 19 through the connection of helicitic texture, control screw 19 is located the inside one end of control tube 14 and rotates with adjusting chock 15 to be connected, control screw 19 other end extends to urceolus 1 outside and is equipped with commentaries on classics board 20.
In the specific implementation of the utility model, as shown in fig. 1, 2 and 3, when the chalk fixing device is used specifically, a chalk 8 passes through the guide hole 12, then the lower end of the chalk extrudes and expands the clamping plate 11, the clamping plate 11 deforms the compression spring 10 under the stress, the reaction force generated by the compression spring 10 fixes the chalk 8 by using the clamping plate 11, the rotating plate 20 is controlled to rotate, the adjusting plug 15 is pushed by using the control screw rod 19, the adjusting plug 15 extrudes the air in the stabilizing air bag 13 to expand the air in the stabilizing air bag 13, the position of the chalk in the guide hole 12 is fixed, so that normal writing can be realized, when the chalk is shortened, the rotating plate 20 can be controlled to rotate, the stabilizing air bag 13 is not used for pressurizing and fixing the chalk, the length of the chalk 8 outside the outer barrel 1 is adjusted by using the control rotating ring 2, and the chalk can be fixed by using the stabilizing air bag 13 again after the adjustment is finished.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (4)
1. The utility model provides a teaching aid is used in teaching of portable adjustable english, includes urceolus (1), urceolus (1) lower extreme is open structure, urceolus (1) lower extreme is equipped with control swivel (2), its characterized in that: the outer lower end of the outer barrel (1) and the outer upper end of the control swivel (2) are respectively sleeved with a restraint ring plate (3), the restraint ring plate (3) is connected with an outer fixing ring frame (4) with a U-shaped ring groove structure inside in a clamped mode, the top surface of the outer fixing ring frame (4) is connected with the outer barrel (1), the control swivel (2) is internally provided with a threaded structure, the outer barrel (1) is internally provided with a regulation and control column (5), the regulation and control column (5) is connected with the control swivel (2) through the threaded structure, the upper end of the regulation and control column (5) is provided with a support plate (6), the upper end of the support plate (6) is provided with a fixing ring (7), chalk (8) is inserted into the fixing ring (7), the two sides and the front end and the rear end inside the fixing ring (7) are respectively provided with an arc-shaped groove (9) with an opening facing the chalk (8), and a compression spring (10) is arranged at the center inside the arc-shaped groove (9), the other end that arc wall (9) inner wall was connected in compression spring (10) is equipped with curved grip block (11) that cooperation chalk (8) used, be equipped with guide hole (12) that cooperation chalk (8) used on urceolus (1) top surface, the joint is equipped with annular air bag (13) of stabilizing on guide hole (12) inner wall, the inside one end of urceolus (1) top surface is equipped with control tube (14) of pegging graft in air bag (13) of stabilizing, control tube (14) inside is equipped with the regulation chock (15) that the air bag (13) used are stabilized in the cooperation.
2. The teaching aid is used in teaching of portable adjustable english of claim 1 which characterized in that: the upper end of the clamping plate (11) is provided with a slope structure inclining towards the chalk (8).
3. The teaching aid is used in teaching of portable adjustable english of claim 1 which characterized in that: the upper sides of the two ends of the regulating and controlling column (5) are provided with limiting guide blocks (16), and limiting guide grooves (17) matched with the limiting guide blocks (16) for use are formed in the two side walls of the outer barrel (1).
4. The teaching aid is used in teaching of portable adjustable english of claim 1 which characterized in that: the one end opening part of stabilizing gasbag (13) is kept away from to control tube (14) inside is equipped with thread bush (18), thread bush (18) are inside to be equipped with control screw (19) through the connection of helicitic texture, control screw (19) are located the inside one end of control tube (14) and rotate with adjusting chock (15) and are connected, control screw (19) other end extends to urceolus (1) outside and is equipped with commentaries on classics board (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121801545.4U CN215792824U (en) | 2021-08-04 | 2021-08-04 | Teaching aid is used in teaching of portable adjustable english |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121801545.4U CN215792824U (en) | 2021-08-04 | 2021-08-04 | Teaching aid is used in teaching of portable adjustable english |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215792824U true CN215792824U (en) | 2022-02-11 |
Family
ID=80128035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121801545.4U Expired - Fee Related CN215792824U (en) | 2021-08-04 | 2021-08-04 | Teaching aid is used in teaching of portable adjustable english |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215792824U (en) |
-
2021
- 2021-08-04 CN CN202121801545.4U patent/CN215792824U/en not_active Expired - Fee Related
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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: 20220211 |