CN216761290U - Blackboard with adjustable rotating angle - Google Patents
Blackboard with adjustable rotating angle Download PDFInfo
- Publication number
- CN216761290U CN216761290U CN202123386285.1U CN202123386285U CN216761290U CN 216761290 U CN216761290 U CN 216761290U CN 202123386285 U CN202123386285 U CN 202123386285U CN 216761290 U CN216761290 U CN 216761290U
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- China
- Prior art keywords
- blackboard
- clamping structure
- latch
- rotation angle
- clamping
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- 230000008878 coupling Effects 0.000 claims abstract description 8
- 238000010168 coupling process Methods 0.000 claims abstract description 8
- 238000005859 coupling reaction Methods 0.000 claims abstract description 8
- 238000001514 detection method Methods 0.000 abstract description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000005337 ground glass Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Abstract
The utility model relates to the technical field related to teaching aid detection, in particular to a rotation angle adjustable blackboard which comprises a support structure, a blackboard body and a connecting assembly, wherein the connecting assembly is formed by combining a first clamping structure and a second clamping structure; through setting up the adjustable rotation angle's that comprises supporting structure, blackboard body and coupling assembling combination blackboard to constitute through setting up coupling assembling to by first clamping structure and second clamping structure combination, thereby connect through the rotation between first clamping structure and the second clamping structure, and the block location between first latch seat and the second latch seat, thereby improve the convenience that the location was adjusted to the blackboard body.
Description
Technical Field
The utility model relates to the technical field related to teaching aid detection, in particular to a blackboard with an adjustable rotation angle.
Background
The blackboard is not particularly a black board, is a plane which can be repeatedly written by chalk in the traditional sense, is hard and is mainly used for teaching, is generally made of wood boards or ground glass and can be written on by specific writing materials such as chalk and the like, and is mostly black, dark green, white or beige.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a blackboard with an adjustable rotation angle, which solves the problems in the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme: an angle-of-rotation adjustable blackboard comprising:
the support structure is formed by combining a base, vertical rods and connecting cross beams;
the blackboard comprises a blackboard body, wherein the blackboard body is a rectangular flat plate, and the blackboard body is arranged between two vertical rods of a support structure;
coupling assembling, coupling assembling comprises first clamping structure and the combination of second clamping structure, first clamping structure is fixed mounting on blackboard body, second clamping structure is fixed mounting on supporting structure's montant, and is connected for rotating between first clamping structure and the second clamping structure.
Preferably, the inner side face of the first clamping structure is provided with a mounting groove, the first clamping structure is clamped on the blackboard body, and the first clamping structure and the blackboard body are positioned through a positioning screw.
Preferably, the lateral surface of first clamping structure is provided with pivot and first latch seat, first latch seat symmetries altogether is provided with a set ofly, and the equal integrated into one piece in side of first latch seat orientation pivot has first latch.
Preferably, the first clamping structure is fixedly installed on the blackboard body for a non-centered point.
Preferably, the second clamping structure comprises a clamping seat, a second clamping tooth seat and a limiting plate, wherein a second mounting groove is formed in the clamping seat, the two sides of the second mounting groove are provided with poking rod grooves, screw holes are formed in the clamping seat, the clamping seat is positioned and mounted on a vertical rod of the support structure through a second positioning screw, a rotating shaft hole is formed in the clamping seat, and the clamping seat is mounted on a rotating shaft of the first clamping structure through rotation of the rotating shaft hole.
Preferably, the second latch holder is formed by combining a latch holder body, a guide rod, a return spring and a shifting lever, the latch holder body is arranged in the second mounting groove, and the second latch is integrally formed on the latch holder body.
Preferably, the deflector rod is in threaded connection with the latch seat body, and when the return spring is in a return state, the second latch and the first latch are meshed with each other.
Compared with the prior art, the utility model has the beneficial effects that:
1. the rotation angle adjustable blackboard is formed by combining the support structure, the blackboard body and the connecting assembly, and the connecting assembly is formed by combining the first clamping structure and the second clamping structure, so that the convenience of adjusting and positioning the blackboard body is improved by rotationally connecting the first clamping structure and the second clamping structure and clamping and positioning the first latch seat and the second latch seat;
2. the first clamping structure is installed on the blackboard body through a non-centered point, and the first clamping tooth seats on the first clamping structure are symmetrically provided with one group, so that the purpose of adjusting the height of the blackboard can be achieved when the blackboard body rotates to the upper side or rotates to the lower side.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a connecting assembly according to the present invention;
FIG. 3 is a schematic view of a first clamping structure;
FIG. 4 is a schematic view of a second clamping structure;
FIG. 5 is a schematic view of a second latch seat position;
fig. 6 is a schematic structural view of the second latch base.
In the figure: the blackboard comprises a support structure 1, a blackboard body 2, a connecting assembly 3, a first clamping structure 4, a second clamping structure 5, a rotating shaft 6, a first latch seat 7, a clamping seat 8, a second latch seat 9, a limiting plate 10, a rotating shaft hole 11, a screw hole 12, a latch seat body 13, a guide rod 14, a return spring 15, a deflector rod 16 and a deflector rod groove 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a rotation angle adjustable blackboard comprising:
the support structure 1 is characterized in that the support structure 1 is formed by combining a base, vertical rods and connecting cross beams;
the blackboard comprises a blackboard body 2, wherein the blackboard body 2 is a rectangular flat plate, and the blackboard body is arranged between two vertical rods of the support structure 1;
coupling assembling 3, coupling assembling 3 comprises first clamping structure 4 and the combination of second clamping structure 5, and first clamping structure 4 is fixed mounting on blackboard body 2, and second clamping structure 5 is fixed mounting on supporting structure 1's montant, and is connected for rotating between first clamping structure 4 and the second clamping structure 5.
The inner side surface of the first clamping structure 4 is provided with a mounting groove, the first clamping structure 4 is clamped on the blackboard body 2, and the first clamping structure 4 and the blackboard body 2 are positioned through a positioning screw;
a rotating shaft 6 and a first clamping tooth seat 7 are arranged on the outer side surface of the first clamping structure 4, the first clamping tooth seats 7 are symmetrically arranged in a group, and first clamping teeth are integrally formed on the side surface, facing the rotating shaft 6, of the first clamping tooth seat 7;
the first clamping structure 4 is fixedly arranged on the blackboard body 2 for a non-centered point;
the second clamping structure 5 is formed by combining a clamping seat 8, a second latch seat 9 and a limiting plate 10, wherein a second mounting groove is formed in the clamping seat 8, both sides of the second mounting groove are provided with poking rod grooves 17, a screw hole 12 is formed in the clamping seat 8, the clamping seat 8 is positioned and mounted on a vertical rod of the bracket structure 1 through a second positioning screw, a rotating shaft hole 11 is formed in the clamping seat 8, and the clamping seat 8 is rotatably mounted on a rotating shaft 6 of the first clamping structure 4 through the rotating shaft hole 11;
the second latch seat 9 is formed by combining a latch seat body 13, a guide rod 14, a return spring 15 and a shifting lever 16, the latch seat body 13 is arranged in the second mounting groove, and a second latch is integrally formed on the latch seat body 13;
the shift lever 16 is in threaded connection with the latch seat body 13, and when the return spring 15 is in a return state, the second latch and the first latch are meshed;
the working principle is as follows: the rotation angle adjustable blackboard is formed by combining a support structure 1, a blackboard body 2 and a connecting assembly 3, the connecting assembly 3 is formed by combining a first clamping structure 4 and a second clamping structure 5, the first clamping structure 4 is rotatably connected with the second clamping structure 5, and a first latch holder 7 is symmetrically arranged on the first clamping structure 4 in a group, so that the convenience of adjusting and positioning the blackboard body 2 is improved, the first clamping structure 4 is arranged on the blackboard body 2 at a non-centered point, and the first latch holders 7 on the first clamping structure 4 are symmetrically arranged in a group, so that the purpose of adjusting the height of the blackboard body 2 can be realized when the blackboard body 2 rotates to the upper side or the lower side, and when the blackboard body 2 needs to be adjusted in angle in practical use, a user pushes a poking rod 16 by one hand, thereby drive latch seat body 13 and move to let separate between second latch and the first latch, then to blackboard body 2 carry out angle modulation can, after the regulation is accomplished, again with the driving lever 16 unclamp can.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A blackboard of adjustable rotation angle which characterized in that: the rotation angle adjustable blackboard comprises: the support structure (1), the support structure (1) is formed by combining a base, vertical rods and connecting cross beams; the blackboard comprises a blackboard body (2), wherein the blackboard body (2) is a rectangular flat plate, and the blackboard body is arranged between two vertical rods of a support structure (1); coupling assembling (3), coupling assembling (3) comprises first clamping structure (4) and second clamping structure (5) combination, first clamping structure (4) are fixed mounting on blackboard body (2), second clamping structure (5) are fixed mounting on the montant of supporting structure (1), and are connected for rotating between first clamping structure (4) and second clamping structure (5).
2. The blackboard of claim 1, wherein the blackboard with adjustable rotation angle is: the inner side surface of the first clamping structure (4) is provided with a mounting groove, the first clamping structure (4) is clamped on the blackboard body (2), and the first clamping structure (4) and the blackboard body (2) are positioned through a positioning screw.
3. The blackboard capable of adjusting a rotation angle according to claim 2, wherein: the lateral surface of first clamping structure (4) is provided with pivot (6) and first latch seat (7), first latch seat (7) symmetries altogether are provided with a set ofly, and just first latch seat (7) have first latch towards the equal integrated into one piece in side of pivot (6).
4. A blackboard according to claim 3, characterised in that: the first clamping structure (4) is fixedly installed on the blackboard body (2) for a non-centered point.
5. The blackboard capable of adjusting a rotation angle according to claim 3, wherein: second clamping structure (5) comprises grip slipper (8), second latch seat (9) and limiting plate (10) combination, the second mounting groove has been seted up on grip slipper (8), and dial rod groove (17) have all been seted up to the both sides of second mounting groove, and has seted up screw hole (12) on grip slipper (8), and its grip slipper (8) are for fixing a position and installing on the montant of mounting structure (1) through second set screw, and have seted up pivot hole (11) on grip slipper (8), and grip slipper (8) are for rotating through pivot hole (11) and install on pivot (6) of first clamping structure (4).
6. The blackboard capable of adjusting a rotation angle according to claim 5, wherein: the second latch seat (9) is formed by combining a latch seat body (13), a guide rod (14), a return spring (15) and a shifting rod (16), the latch seat body (13) is arranged in the second mounting groove, and a second latch is integrally formed on the latch seat body (13).
7. The blackboard of claim 6, wherein the blackboard with adjustable rotation angle is: the shifting lever (16) is in threaded connection with the latch seat body (13), and when the reset spring (15) is in a reset state, the second latch and the first latch are meshed with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123386285.1U CN216761290U (en) | 2021-12-30 | 2021-12-30 | Blackboard with adjustable rotating angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123386285.1U CN216761290U (en) | 2021-12-30 | 2021-12-30 | Blackboard with adjustable rotating angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216761290U true CN216761290U (en) | 2022-06-17 |
Family
ID=81970625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123386285.1U Expired - Fee Related CN216761290U (en) | 2021-12-30 | 2021-12-30 | Blackboard with adjustable rotating angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216761290U (en) |
-
2021
- 2021-12-30 CN CN202123386285.1U patent/CN216761290U/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: 20220617 |