CN214027978U - Primary school mathematics ruler - Google Patents
Primary school mathematics ruler Download PDFInfo
- Publication number
- CN214027978U CN214027978U CN202120007375.6U CN202120007375U CN214027978U CN 214027978 U CN214027978 U CN 214027978U CN 202120007375 U CN202120007375 U CN 202120007375U CN 214027978 U CN214027978 U CN 214027978U
- Authority
- CN
- China
- Prior art keywords
- ruler
- protractor
- teaching
- chi
- mathematics
- 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
Links
- 229920001875 Ebonite Polymers 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 12
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 7
- 238000005259 measurement Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Images
Abstract
The utility model provides a primary school's mathematics chi, the device comprises a device body, the top of device body is provided with the protractor, and the bottom of protractor is connected with the ruler through connecting the pivot, the regulation spout has been seted up on the surface of ruler. The utility model discloses an in-process that the protractor that device body top set up can mathematical education use, expand the protractor through connecting the pivot and carry out mathematics angular surveying and use, the straight line distance that utilizes the bottom is to teaching in-process measures the use, and the regulation spout and the first folding rod of seting up through the ruler surface, the mutually supporting of second folding rod angular surveying pivot button, make its can fold the three square that tensile formation teaching was used, and utilize the fixed knob of second to fix, the device adopts the structure as an organic whole of multiple chi type, not only can effectively increase the functionality that the teaching chi used, also make things convenient for carrying of teaching chi to use through folding the regulation simultaneously.
Description
Technical Field
The utility model relates to a teaching aid field especially relates to a primary school's mathematics chi.
Background
In primary school's mathematical education's working process, can use the mathematics chi to impart knowledge to students drawing or measure the operation usually, the size that traditional mathematics teaching used is detached independence usually, only possess single functionality, need carry a lot of to make a round trip to switch over the use in the use, and it is also great to occupy the volume, be unfavorable for the teaching to carry, in addition, the mathematics chi lacks supplementary gripping structure at the in-process that the teaching was used, the condition of slant position skew takes place easily at drawing or measuring in-process, thereby the accuracy nature of drawing measurement has been reduced.
Therefore, there is a need to provide a ruler for primary school mathematics to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a primary school's mathematics chi has solved the inconvenient carrying of traditional teaching chi, and area occupied is big, the problem of the easy slope of drawing measurement.
In order to solve the technical problem, the utility model provides a pair of primary school's mathematics chi, the device comprises a device body, the top of device body is provided with the protractor, and the bottom of protractor is connected with the ruler through connecting the pivot, the regulation spout has been seted up on the surface of ruler, and the one side setting of just adjusting the spout is provided with first folding rod, second folding rod respectively, the surface of protractor is provided with the support handle.
Preferably, the bottom of the supporting handle is integrally provided with a mounting seat, a mounting clamping groove is formed in the mounting seat, and a clamping block is arranged in the mounting clamping groove and positioned on the surface of the protractor.
Preferably, the first folding rod, the second folding rod and the end connection part of the adjusting chute are provided with a second fixing knob.
Preferably, a first fixing knob penetrates through the joint of the mounting seat and the clamping block.
Preferably, the end parts of the first folding rod and the second folding rod are connected through an angle adjusting rotating shaft.
Preferably, the supporting handle is of a movable detachable structure and is made of hard rubber.
Compared with the prior art, the utility model provides a pair of primary school's mathematics chi has following beneficial effect:
the utility model provides a primary school mathematics ruler, which can be used in the mathematics teaching process through a protractor arranged on the top of a device body, the protractor is unfolded through connecting the rotating shaft for mathematical angle measurement, the straight ruler at the bottom is used for measuring the linear distance in the teaching process, the angle adjusting rotary shaft button of the second folding rod can be folded and stretched to form a set square for teaching through the mutual matching of the adjusting chute arranged on the surface of the straight scale and the first folding rod and the angle adjusting rotary shaft button of the second folding rod, and the second fixing knob is utilized for fixing, the device adopts a structure that various ruler types are integrated, not only can effectively increase the functionality of the teaching ruler, but also is convenient for the teaching ruler to be carried and used through folding adjustment, and through the support handle that the protractor surface set up, can effectively improve the stability and the precision of measurement operation in the device teaching use.
The utility model provides a primary school's mathematics chi, through the mount pad that sets up bottom the support handle, can utilize the installation draw-in groove of seting up of mount pad inboard and the mutually supporting of joint piece in the course of the work that supports the handle installation and use, not only can effectively improve the work efficiency that supports the handle dismouting and use, simultaneously through the fixed of a fixed knob, also effectively increased the steadiness that supports the handle use.
Drawings
Fig. 1 is a front view of a primary school mathematics ruler provided by the utility model;
fig. 2 is a diagram of the folding rod adjusting and unfolding state of the primary school mathematics ruler provided by the utility model;
fig. 3 is the utility model provides a pair of primary school's mathematics chi support handle's mounting structure sketch map.
Reference numbers in the figures: 1. a device body; 2. a straightedge; 3. a first folding bar; 4. adjusting the sliding chute; 5. installing a clamping groove; 6. a mounting seat; 7. a first fixed knob; 8. a support handle; 9. a protractor; 10. an angle adjusting rotating shaft; 11. a second folding bar; 12. a second fixed knob; 13. and a clamping block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the technical scheme in the utility model, all other embodiments that ordinary skilled person in the art obtained under the prerequisite of not making the creative work all belong to the scope of the utility model protection.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "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 only for convenience of description and 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.
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 in specific cases to those skilled in the art.
Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a front view of a primary school mathematics ruler provided by the present invention; fig. 2 is a diagram of the folding rod adjusting and unfolding state of the primary school mathematics ruler provided by the utility model; fig. 3 is the utility model provides a pair of primary school's mathematics chi support handle's mounting structure sketch map. A primary school mathematics ruler comprises a device body 1, wherein the top of the device body 1 is provided with an angle gauge 9, the bottom of the angle gauge 9 is connected with a ruler 2 through a connecting rotating shaft, the surface of the ruler 2 is provided with an adjusting chute 4, one side of the adjusting chute 4 is provided with a first folding rod 3 and a second folding rod 11 respectively, the surface of the angle gauge 9 is provided with a supporting handle 8, the connecting part of the first folding rod 3, the end part of the second folding rod 11 and the adjusting chute 4 is provided with a second fixing knob 12, the first folding rod 3 and the end part of the second folding rod 11 are connected through an angle adjusting rotating shaft 10, the angle gauge 9 is unfolded through the connecting rotating shaft for mathematical angle measurement, the straight line distance in the teaching process is measured by using the ruler 2 at the bottom, and the adjusting chute 4, the first folding rod 3 and the second folding rod 11 which are arranged on the surface of the ruler 2, angle modulation pivot 10 mutually supports, makes it can fold tensile set square that forms the teaching and use to utilize the fixed knob 12 of second to fix, the device adopts the structure as an organic whole of multiple chi type, not only can effectively increase the functionality that the teaching chi used, also makes things convenient for carrying of teaching chi to use through folding regulation simultaneously, moreover through the support handle 8 that the surface of quantity angle ware 9 set up, can effectively improve the stability and the accurate nature of measuring the operation in the device teaching use.
Further, the bottom integral type that supports handle 8 is provided with mount pad 6, and the inside of mount pad 6 has seted up installation card slot 5, and the inside of installation card slot 5 is located the junction that protractor 9's surface is provided with joint piece 13 mount pad 6 and joint piece 13 and runs through and be provided with first fixed knob 7, support handle 8 is activity detachable construction, and support handle 8 is the ebonite material, mount pad 6 through supporting handle 8 bottom setting, can be in the course of the work of supporting handle 8 installation use, utilize the installation card slot 5 that 6 inboard setups of mount pad and joint piece 13 mutually support, not only can effectively improve the work efficiency that supports 8 dismouting of handle used, simultaneously through the fixed of first fixed knob 7, the steadiness that supports 8 uses of handle has also effectively been increased.
The utility model provides a pair of primary school's mathematics chi's theory of operation as follows:
when in use, the protractor 9 is unfolded through the connecting rotating shaft to carry out mathematical angle measurement, the straight ruler 2 at the bottom is utilized to measure the linear distance in the teaching process, the adjusting chute 4 arranged on the surface of the straight ruler 2 is matched with the first folding rod 3, the second folding rod 11 and the angle adjusting rotating shaft 10, so that the device can be folded and stretched to form a set square for teaching, and the set square is fixed by the second fixing knob 12, the device adopts a structure integrating multiple ruler types, not only can the functionality of the teaching ruler be effectively increased, but also the teaching ruler is convenient to carry and use through folding adjustment, moreover, the supporting handle 8 arranged on the surface of the protractor 9 can effectively improve the stability and the accuracy of the measurement operation in the teaching and using process of the device, and in the working process of installing and using the supporting handle 8 through the installing seat 6 arranged at the bottom of the supporting handle 8, utilize the installation draw-in groove 5 that 6 inboards of mount pad were seted up mutually supporting with joint piece 13, not only can effectively improve the work efficiency that supports 8 dismouting of handle and use, simultaneously through the fixed of first fixed knob 7, also effectively increased the steadiness that supports 8 uses of handle.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a primary school's mathematics chi, includes device body (1), its characterized in that, the top of device body (1) is provided with protractor (9), and the bottom of protractor (9) is connected with ruler (2) through connecting the pivot, regulation spout (4) have been seted up on the surface of ruler (2), and the one side setting of just adjusting spout (4) is provided with first folding rod (3) respectively, second folding rod (11), the surface of protractor (9) is provided with support handle (8).
2. An elementary school mathematics ruler according to claim 1 characterized in that the bottom of said supporting handle (8) is integrally provided with a mounting seat (6), and the inside of the mounting seat (6) is provided with a mounting slot (5), and the surface of the inside of the mounting slot (5) located at the protractor (9) is provided with a clamping block (13).
3. An elementary school mathematics ruler according to claim 1, characterized in that the joints of the first folding bar (3) and the second folding bar (11) with the ends of the adjustment runners (4) are provided with second fixing knobs (12).
4. An elementary school mathematics ruler according to claim 2, characterized in that the first fixing knob (7) is arranged through the connection between said mounting base (6) and said clamping block (13).
5. An elementary school ruler according to claim 1, characterized in that the ends of the first folding bar (3) and the second folding bar (11) are connected by means of an angle-adjusting spindle (10).
6. An elementary school mathematics ruler according to claim 1, characterized in that said supporting handle (8) is a removable structure and the supporting handle (8) is of hard rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120007375.6U CN214027978U (en) | 2021-01-04 | 2021-01-04 | Primary school mathematics ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120007375.6U CN214027978U (en) | 2021-01-04 | 2021-01-04 | Primary school mathematics ruler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214027978U true CN214027978U (en) | 2021-08-24 |
Family
ID=77345903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120007375.6U Expired - Fee Related CN214027978U (en) | 2021-01-04 | 2021-01-04 | Primary school mathematics ruler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214027978U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114407560A (en) * | 2022-02-08 | 2022-04-29 | 衡阳师范学院 | Template ruler adaptable to different environments and used for indoor design and use method |
-
2021
- 2021-01-04 CN CN202120007375.6U patent/CN214027978U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114407560A (en) * | 2022-02-08 | 2022-04-29 | 衡阳师范学院 | Template ruler adaptable to different environments and used for indoor design and use method |
| CN114407560B (en) * | 2022-02-08 | 2023-09-29 | 衡阳师范学院 | Template ruler applicable to indoor designs in different environments and use method |
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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: 20210824 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |