CN210617669U - Portable whiteboard for mathematical education - Google Patents
Portable whiteboard for mathematical education Download PDFInfo
- Publication number
- CN210617669U CN210617669U CN201921538452.XU CN201921538452U CN210617669U CN 210617669 U CN210617669 U CN 210617669U CN 201921538452 U CN201921538452 U CN 201921538452U CN 210617669 U CN210617669 U CN 210617669U
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- whiteboard
- hinged
- portable
- plate
- shaped
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Abstract
The utility model provides a portable whiteboard for mathematical education, which comprises a whiteboard body and a fixed frame, wherein the fixed frame is a rectangular frame formed by welding two transverse rods and two longitudinal rods; two ends of the bottom of the body are respectively provided with a hinge assembly, each hinge assembly is hinged with a corresponding longitudinal rod below the hinge assembly through a hinge shaft, and the body is hinged and folded with the fixed frame through the hinge assemblies; the fixing frame is further provided with a fixing assembly, and the fixing assembly is used for fixing the white board. Portable blank for mathematical education set up the mount, can fix the blank through the mount, need not to adopt other supplementary fixing device, convenient operation.
Description
Technical Field
The utility model belongs to the technical field of the teaching equipment, especially, relate to a blank is used in portable mathematical education.
Background
The whiteboard is very important teaching tool, and the whiteboard is fixed mounting in the classroom under the general condition, and some mr can take a plurality of classes, and in order to reduce repeated writing, the content that mr can say is written on portable whiteboard in advance sometimes, go on different classes when in class only need take the same whiteboard can, effectual reduced the pressure that repeated writing brought. However, most of the existing portable white boards do not have a support, and other auxiliary devices are needed to fix the portable white boards, so that the portable white boards are not stable in fixation, and teaching time is wasted.
Disclosure of Invention
In view of this, the utility model aims at providing a blank is used in portable mathematics teaching to solve the condition that current portable blank does not have the fixed function.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
a portable whiteboard for mathematical education comprises a whiteboard body and a fixed frame, wherein the fixed frame is a rectangular frame formed by welding two transverse rods and two longitudinal rods; two ends of the bottom of the body are respectively provided with a hinge assembly, each hinge assembly is hinged with a corresponding longitudinal rod below the hinge assembly through a hinge shaft, and the body is hinged and folded with the fixed frame through the hinge assemblies;
the fixing frame is further provided with a fixing assembly, and the fixing assembly is used for fixing the white board.
Further, the hinge assembly comprises a corner protection plate and a U-shaped plate;
the corner protection plates are arranged at two corners of the bottom of the body, the corner protection plates are L-shaped aluminum alloy structural members, L-shaped grooves corresponding to the thickness of the body are formed in the middle of the structural members, and the two corners of the bottom of the body are arranged in the L-shaped grooves;
the U-shaped plate is arranged at the bottom of the angle protection plate, a groove of the U-shaped plate faces downwards, the installation direction of the U-shaped groove is the same as that of the longitudinal rod, and the longitudinal rod is arranged in the groove of the U-shaped plate;
the U-shaped plate is characterized in that one ends of the side plates on two sides of the U-shaped plate extend outwards to form hinged plates, the hinged plates are arranged on the back face of the white plate, the hinged plates are hinged with the longitudinal rods through hinged shafts, and shaft holes corresponding to the hinged shafts are formed in the longitudinal rods.
Further, the vertical distance between the hinge shaft and the back surface of the body is the same as the distance between the hinge shaft and the top surface of the longitudinal rod.
Furthermore, the vertical rod and the transverse rod are square tubes, and the groove profile of the U-shaped plate corresponds to the outer profile of the vertical rod.
Furthermore, the distance from the front end of the longitudinal rod to the shaft hole is smaller than the distance from the rear end of the longitudinal rod to the shaft hole.
Further, fixed subassembly includes the arc, arc one end fixed mounting is on the lateral surface of vertical pole, and the other end sets up the outside of angle bead board, it has the arc regulation hole to open on the arc, the arc is adjusted the hole and is used the articulated shaft as the centre of a circle, be equipped with the fixing bolt who corresponds with the arc regulation hole on the lateral surface of angle bead board, fixing bolt and angle bead board and body threaded connection.
Further, the radian of the arc-shaped adjusting hole is 90 degrees.
Furthermore, the corner protecting plate and the U-shaped plate are integrally formed.
Further, the back of the body is also provided with a bidirectional hook, one groove of the bidirectional hook faces upwards, and the other groove faces downwards.
Further, a lifting handle is fixedly installed on the cross rod on the front face of the body, and the lifting handle is horizontally arranged on one side, far away from the body, of the cross rod.
Compared with the prior art, portable blank for mathematical education have following advantage:
(1) the portable whiteboard for mathematical education of the utility model is specially provided with the fixing frame, the whiteboard can be fixed through the fixing frame, other auxiliary fixing devices are not needed, and the operation is convenient; the fixing frame is hinged with the white board, so that the folding structure design is realized, the carrying is more convenient, and in addition, the space is not too large when the folding structure is not used.
(2) Portable for mathematical education articulated subassembly of blank have adopted integrated into one piece's angle bead board and U template, increased the stability that articulated subassembly and body combine through the angle bead board, the U template not only is used for carrying on spacingly to the vertical pole, the articulated slab that the U template passes through the rear has still realized articulating with the vertical pole.
(3) Portable blank for mathematical education pass through the structure and the position design of U template, the effectual blank that has prevented when using problem that leans forward, only need fix the hypsokinesis of blank through fixed subassembly.
(4) The portable whiteboard for mathematical education of the utility model is specially provided with a fixing component, and the whiteboard is fixed by a folding component during use and folding; the back of blank still is equipped with two-way couple, can hang the teaching aid respectively when using and carrying through two-way couple.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a structural diagram of a portable whiteboard for mathematical education according to an embodiment of the present invention;
fig. 2 is the embodiment of the utility model provides a portable blank for mathematical education looks sideways at the block diagram when carrying.
Description of reference numerals:
1. a body; 2. a cross bar; 3. a longitudinal bar; 4. corner protecting plates; 5. a U-shaped plate; 6. a hinge plate; 7. hinging a shaft; 8. an arc-shaped plate; 81. an arc-shaped adjusting hole; 82. fixing the bolt; 9. a handle; 10. a bidirectional hook.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1 and 2, the portable whiteboard for mathematical education comprises a whiteboard body 1 and a fixed frame, wherein the fixed frame is a rectangular frame formed by welding two cross rods 2 and two longitudinal rods 3; two ends of the bottom of the body 1 are respectively provided with a hinge assembly, each hinge assembly is hinged with the corresponding lower longitudinal rod 3 through a hinge shaft 7, and the body 1 is hinged and folded with the fixed frame through the hinge assemblies;
the fixing frame is further provided with a fixing assembly, and the fixing assembly is used for fixing the white board.
The white board is specially provided with the fixing frame, the white board can be fixed through the fixing frame, other auxiliary fixing devices are not needed, and the operation is convenient; the fixing frame is hinged with the white board, so that the folding structure design is realized, the carrying is more convenient, and in addition, the space is not too large when the folding structure is not used.
The hinge assembly comprises a corner protecting plate 4 and a U-shaped plate 5;
the angle protection plates 4 are arranged at two angular positions at the bottom of the body 1, the angle protection plates 4 are L-shaped aluminum alloy structural parts, L-shaped grooves corresponding to the thickness of the body 1 are formed in the middle of the structural parts, the two angles at the bottom of the body 1 are arranged in the L-shaped grooves, and the angle protection plates 4 are fixedly connected with the body 1 through penetrating bolts.
The U-shaped plate 5 is arranged at the bottom of the angle protection plate 4, a groove of the U-shaped plate 5 faces downwards, the installation direction of the U-shaped groove is the same as that of the longitudinal rod 3, and the longitudinal rod 3 is arranged in the groove of the U-shaped plate 5;
the utility model discloses a whiteboard, including U-shaped board 5, curb plate, hinged plate 6, vertical rod 3, the curb plate one end of U-shaped board 5 both sides outwards extends and forms articulated slab 6, articulated slab 6 sets up the back at the whiteboard, articulated slab 6 is articulated through articulated shaft 7 with vertical rod 3, be equipped with the shaft hole that corresponds with articulated shaft 7 on the vertical rod 3.
The hinged assembly adopts the angle protection plate 4 and the U-shaped plate 5 which are integrally formed, the stability of the hinged assembly combined with the body 1 is increased through the angle protection plate 4, the U-shaped plate 5 is not only used for limiting the longitudinal rod 3, and the hinged plate 6 at the rear part of the U-shaped plate 5 is hinged with the longitudinal rod 3. The U-shaped plate 5 not only limits the longitudinal rod 3 from left to right, but also effectively solves the problem that the white board is inclined forward.
The vertical distance between the hinge shaft 7 and the back surface of the body 1 is substantially the same as the distance between the hinge shaft 7 and the top surface of the vertical rod 3. Therefore, the folded fixing frame and the white board are in a close fit state, and the appearance is more attractive.
The vertical rod 3 and the cross rod 2 are square tubes, and the groove profile of the U-shaped plate 5 corresponds to the outer profile of the vertical rod 3.
The distance from the front end of the longitudinal rod 3 to the shaft hole is less than that from the rear end to the shaft hole. Because the force is applied to the whiteboard backwards when writing, the length of the force arm at the front end of the shaft hole is smaller than that at the rear end, so that the stability of writing can be improved.
Fixed subassembly includes arc 8, 8 one end fixed mounting of arc is on the lateral surface of vertical pole 3, and the other end sets up the outside of angle bead board 4, it has arc regulation hole 81 to open on the arc 8, arc regulation hole 81 uses articulated shaft 7 as the centre of a circle, be equipped with the fixing bolt 82 that corresponds with arc regulation hole 81 on the lateral surface of angle bead board 4, fixing bolt 82 and angle bead board 4 and body 1 threaded connection.
The radian of the arc-shaped adjusting hole 81 is 90 degrees. Arc regulation hole 81's main effect is, fixes the blank of vertical setting when using, fixes the state of laminating with the mount when folding.
The back of body 1 still is equipped with two-way couple 10, a recess of two-way couple 10 is towards the top, and another is towards below, and the blank is upright during the use, and the blank is handstand when carrying, and whatever state, a couple always is towards the top, is convenient for hang teaching tool, for example set square, protractor etc..
Still fixed mounting handle 9 on the positive horizontal pole 2 of body 1, handle 9 level sets up in the one side that body 1 was kept away from to horizontal pole 2, through handle 9 portable white board and mount.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a blank for portable mathematical education which characterized in that: the whiteboard comprises a whiteboard body and a fixed frame, wherein the fixed frame is a rectangular frame formed by welding two cross rods and two longitudinal rods; two ends of the bottom of the body are respectively provided with a hinge assembly, each hinge assembly is hinged with a corresponding longitudinal rod below the hinge assembly through a hinge shaft, and the body is hinged and folded with the fixed frame through the hinge assemblies;
the fixing frame is further provided with a fixing assembly, and the fixing assembly is used for fixing the white board.
2. The portable whiteboard for mathematical education as set forth in claim 1, wherein: the hinge assembly comprises a corner protection plate and a U-shaped plate;
the corner protection plates are arranged at two corners of the bottom of the body, the corner protection plates are L-shaped aluminum alloy structural members, L-shaped grooves corresponding to the thickness of the body are formed in the middle of the structural members, and the two corners of the bottom of the body are arranged in the L-shaped grooves;
the U-shaped plate is arranged at the bottom of the angle protection plate, a groove of the U-shaped plate faces downwards, the installation direction of the U-shaped groove is the same as that of the longitudinal rod, and the longitudinal rod is arranged in the groove of the U-shaped plate;
the U-shaped plate is characterized in that one ends of the side plates on two sides of the U-shaped plate extend outwards to form hinged plates, the hinged plates are arranged on the back face of the white plate, the hinged plates are hinged with the longitudinal rods through hinged shafts, and shaft holes corresponding to the hinged shafts are formed in the longitudinal rods.
3. The whiteboard for portable mathematics teaching according to claim 2, wherein: the vertical distance between the hinged shaft and the back surface of the body is the same as the distance between the hinged shaft and the top surface of the longitudinal rod.
4. The whiteboard for portable mathematics teaching according to claim 2, wherein: the vertical rod and the transverse rod are square tubes, and the groove profile of the U-shaped plate corresponds to the outer profile of the vertical rod.
5. The whiteboard for portable mathematics teaching according to claim 2, wherein: the distance from the front end of the longitudinal rod to the shaft hole is smaller than the distance from the rear end of the longitudinal rod to the shaft hole.
6. The whiteboard for portable mathematics teaching according to claim 2, wherein: the fixing assembly comprises an arc plate, one end of the arc plate is fixedly mounted on the outer side face of the longitudinal rod, the other end of the arc plate is provided with an outer side of the angle protection plate, an arc adjusting hole is formed in the arc plate and takes the hinged shaft as the circle center, a fixing bolt corresponding to the arc adjusting hole is arranged on the outer side face of the angle protection plate, and the fixing bolt is connected with the angle protection plate and a body through threads.
7. The portable whiteboard for mathematical education as set forth in claim 6, wherein: the radian of the arc-shaped adjusting hole is 90 degrees.
8. The whiteboard for portable mathematics teaching according to claim 2, wherein: the corner protection plate and the U-shaped plate are integrally formed.
9. The portable whiteboard for mathematical education as set forth in claim 1, wherein: the back of the body is also provided with a bidirectional hook, one groove of the bidirectional hook faces upward, and the other groove faces downward.
10. The portable whiteboard for mathematical education as set forth in claim 1, wherein: the lifting handle is further fixedly installed on the cross rod on the front face of the body, and the lifting handle is horizontally arranged on one side, far away from the body, of the cross rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921538452.XU CN210617669U (en) | 2019-09-16 | 2019-09-16 | Portable whiteboard for mathematical education |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921538452.XU CN210617669U (en) | 2019-09-16 | 2019-09-16 | Portable whiteboard for mathematical education |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210617669U true CN210617669U (en) | 2020-05-26 |
Family
ID=70763215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921538452.XU Expired - Fee Related CN210617669U (en) | 2019-09-16 | 2019-09-16 | Portable whiteboard for mathematical education |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210617669U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112590427A (en) * | 2020-12-08 | 2021-04-02 | 赖裕诚 | Auxiliary teaching aid for vocational skill training |
-
2019
- 2019-09-16 CN CN201921538452.XU patent/CN210617669U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112590427A (en) * | 2020-12-08 | 2021-04-02 | 赖裕诚 | Auxiliary teaching aid for vocational skill training |
| CN112590427B (en) * | 2020-12-08 | 2022-07-08 | 南京涵曦月自动化科技有限公司 | Auxiliary teaching aid for vocational skill training |
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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: 20200526 Termination date: 20210916 |