CN222849929U - Angle measuring device for teaching - Google Patents
Angle measuring device for teaching Download PDFInfo
- Publication number
- CN222849929U CN222849929U CN202421892252.5U CN202421892252U CN222849929U CN 222849929 U CN222849929 U CN 222849929U CN 202421892252 U CN202421892252 U CN 202421892252U CN 222849929 U CN222849929 U CN 222849929U
- Authority
- CN
- China
- Prior art keywords
- angle
- fixedly connected
- main
- degrees
- bar
- 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.)
- Active
Links
Landscapes
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The utility model discloses an angle measurer for teaching, which comprises a rotating shaft, wherein a main transverse bar, a secondary transverse bar and an adjusting bar are sequentially connected with the outer side of the rotating shaft in a rotating way from top to bottom, a fixing bar is fixedly connected with the outer side of the bottom of the rotating shaft, a fixing block is fixedly connected with one side of the main transverse bar, when a user only needs to measure and mark an angle ranging from 0 degrees to 180 degrees, the angle measurer can be used for holding the adjusting bar to measure and mark the angle, when the angle ranging from 180 degrees to 360 degrees needs to be measured and marked, the main angle ruler is rotated, the secondary angle ruler at the bottom of the main angle ruler and the main angle ruler form a circle, then the main angle ruler and the secondary angle ruler are fixed through bolts, and then the adjusting bar is rotated to a designated angle for measuring and marking, so that the angle ranging from 0 degrees to 180 degrees and the angle ranging from 180 degrees to 360 degrees can be effectively and conveniently measured by the user.
Description
Technical Field
The utility model belongs to the technical field of teaching tools, and particularly relates to an angle measurer for teaching.
Background
The angle measurer is a tool for measuring the angle of an object relative to a horizontal line or a datum line, and can be a simple angle measurer, a complex laser angle measurer or various electronic devices such as a total station, a theodolite and the like. These tools are used in a wide variety of fields including engineering, construction, geological exploration, navigation, aviation and scientific research, and the protractor is usually a device with two movable arms, each of which has a mark or eye hole at one end for aligning with both sides of the angle being measured, and the protractor can directly read the magnitude of the angle, usually in units of measure of degree, minutes and seconds.
The angle scale of the existing angle measurer for partial teaching is only suitable for angle measurement in the range of 0-180 degrees, but cannot conveniently measure angles from 0-180 degrees and from 180-360 degrees, so that the angle measurer is inconvenient for use and operation of users.
Disclosure of utility model
The utility model aims to overcome the existing defects and provide an angle measurer for teaching, so as to solve the problems that the angle scale of the existing angle measurer for partial teaching, which is proposed in the background art, is only suitable for angle measurement in the range of 0-180 degrees, but cannot conveniently measure angles from 0-180 degrees and 180-360 degrees, and is inconvenient for use and operation of users.
In order to achieve the purpose, the angle measurer for teaching comprises a rotating shaft, wherein a main transverse bar, a secondary transverse bar and an adjusting bar are sequentially connected to the outer side of the rotating shaft in a rotating mode from top to bottom, a fixing bar is fixedly connected to the outer side of the bottom of the rotating shaft, a fixing block is fixedly connected to one side of the main transverse bar, a bolt is connected to the inner side of the fixing block in a threaded mode, a main angle ruler is fixedly connected to one end of the main transverse bar, a secondary angle ruler is fixedly connected to one end of the secondary transverse bar, a fixing frame is fixedly connected to the top of the adjusting bar, springs are symmetrically arranged at the bottom of the fixing frame, positioning plates are fixedly connected to the bottoms of the springs, and a main angle ruler is movably connected to the bottoms of the positioning plates.
Preferably, one side of the positioning plate is fixedly connected with a limiting strip, and one side of the limiting strip is movably connected with a main angle ruler.
Preferably, the top of the positioning plate is fixedly connected with a handle, and the handle is positioned above the fixing frame.
Preferably, the locating plate opposite side fixedly connected with stopper, the stopper symmetry is provided with two, the stopper outside all sliding connection has the mount.
Preferably, a gasket is movably connected to the outer side of one end of the bolt, and a fixing block is movably connected to the bottom of the gasket.
Preferably, the bottom of the fixing strip is fixedly connected with an anti-slip pad, and the anti-slip pad is made of rubber.
Preferably, one side of the bottom of the adjusting strip is fixedly connected with a supporting block, and the supporting block is positioned on one side of the main angle ruler.
Preferably, the outer surfaces of the bolt and the spring are provided with an oxidation-resistant coating.
Compared with the prior art, the utility model provides an angle measurer for teaching, which comprises the following components
The beneficial effects are that:
1. According to the utility model, the secondary angle ruler is arranged, the secondary transverse bar is fixedly connected to the inner side of the secondary angle ruler, the rotating shaft is rotatably connected to the inner side of the secondary transverse bar, the main transverse bar is rotatably connected to the outer side of the rotating shaft, the main angle ruler is fixedly connected to one side of the main transverse bar, the secondary angle ruler is rotatably connected to the bottom of the main angle ruler, when a user only needs to measure and draw angles ranging from 0 degrees to 180 degrees, the user only needs to hold the adjusting bar to rotate to the needed angle for measurement and drawing, when the angle between 180 degrees and 360 degrees needs to be measured and drawn, the main angle ruler is rotated, so that the secondary angle ruler at the bottom of the main angle ruler and the main angle ruler form a circle, then the main angle ruler and the secondary angle ruler are fixed through bolts, and then the adjusting bar is rotated to the appointed angle for measurement and drawing, and the user can effectively and conveniently measure angles ranging from 0 degrees to 180 degrees and 360 degrees;
2. according to the device, the anti-skid pad is arranged, the top of the anti-skid pad is fixedly connected with the fixing strip, so that the phenomenon that the drawing is affected due to sliding generated during the measurement and the painting by using the device is effectively prevented;
3. According to the utility model, the handle is arranged, the positioning plate is fixedly connected to the bottom of the handle, so that a user can conveniently pull up the positioning plate to move the positioning plate.
The device has the advantages of scientific and reasonable structure, safe and convenient use and great help for people.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate and together with the embodiments of the utility model and do not constitute a limitation to the utility model, and in which:
fig. 1 is a schematic diagram of an axial measurement structure of an angle measurer for teaching provided by the utility model;
FIG. 2 is an enlarged schematic view of the structure shown at A in FIG. 1;
FIG. 3 is an enlarged schematic view of the structure at B in FIG. 1;
fig. 4 is a schematic diagram of a rotation unfolding structure of an angle measurer for teaching provided by the utility model;
fig. 5 is a schematic top view of a teaching angle measurer according to the present utility model;
In the figure, a rotating shaft 1, a main transverse bar 2, a secondary transverse bar 3, an adjusting bar 4, a fixing bar 5, a fixing block 6, a bolt 7, a main angle ruler 8, a secondary angle ruler 9, a fixing frame 10, a spring 11, a positioning plate 12, a limiting bar 13, a handle 14, a limiting block 15, a gasket 16, an anti-slip pad 17 and a supporting block 18 are arranged.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the utility model provides a technical scheme that the angle measurer for teaching comprises a rotating shaft 1, wherein a main transverse bar 2, a secondary transverse bar 3 and an adjusting bar 4 are sequentially connected to the outer side of the rotating shaft 1 in a rotating manner from top to bottom, a fixing bar 5 is fixedly connected to the outer side of the bottom of the rotating shaft 1, a fixing block 6 is fixedly connected to one side of the main transverse bar 2, a bolt 7 is connected to the inner side of the fixing block 6 in a threaded manner, one end of the main transverse bar 2 is fixedly connected with a main angle ruler 8, one end of the secondary transverse bar 3 is fixedly connected with a secondary angle ruler 9, the top of the adjusting bar 4 is fixedly connected with a fixing frame 10, the bottom of the fixing frame 10 is fixedly connected with springs 11, the springs 11 are symmetrically provided with two springs, positioning plates 12 are fixedly connected to the bottom of the positioning plates 12, and the main angle ruler 8 is movably connected to the bottom of the positioning plates.
In the utility model, preferably, one side of the positioning plate 12 is fixedly connected with the limiting strip 13, and one side of the limiting strip 13 is movably connected with the main angle ruler 8, so that the positioning plate 12 is effectively limited.
In the utility model, preferably, the top of the positioning plate 12 is fixedly connected with the handle 14, and the handle 14 is positioned above the fixing frame 10, so that a user can conveniently pull up the positioning plate 12 to move the positioning plate.
In the utility model, preferably, the other side of the positioning plate 12 is fixedly connected with the limiting blocks 15, two limiting blocks 15 are symmetrically arranged, the outer sides of the limiting blocks 15 are both connected with the fixing frame 10 in a sliding manner, and the position of the positioning plate 12 is effectively prevented from moving when the positioning plate moves up and down.
In the utility model, preferably, the outer side of one end of the bolt 7 is movably connected with the gasket 16, and the bottom of the gasket 16 is movably connected with the fixed block 6, so that the stability of the bolt 7 is effectively improved.
In the utility model, preferably, the bottom of the fixing strip 5 is fixedly connected with the anti-slip pad 17, and the anti-slip pad 17 is made of rubber, so that the phenomenon that the drawing is affected due to the slip generated during the measurement and the depiction by using the device is effectively prevented.
In the utility model, preferably, one side of the bottom of the adjusting strip 4 is fixedly connected with the supporting block 18, the supporting block 18 is positioned on one side of the main angle ruler 8, and the adjusting strip 4 is effectively supported, so that the deformation of the adjusting strip is prevented, and the angle measurement and the angle depiction are prevented from being influenced.
In the utility model, preferably, the outer surfaces of the bolt 7 and the spring 11 are provided with the antioxidation coating, so that the bolt 7 and the spring 11 are effectively prevented from being oxidized and rusted, and the antioxidation capability of the bolt 7 and the spring 11 is enhanced.
When the angle measuring and drawing device is used, a user only needs to measure and draw an angle ranging from 0 degrees to 180 degrees, holds the adjusting strip 4 to rotate to the required angle for measurement and drawing, rotates the main angle ruler 8 when the angle ranging from 180 degrees to 360 degrees is required to be measured and drawn, enables the secondary angle ruler 9 at the bottom of the main angle ruler 8 to form a circle with the main angle ruler 8, then fixes the main angle ruler 8 and the secondary angle ruler 9 through the bolts 7, rotates the adjusting strip 4 to the designated angle for measurement and drawing, and effectively facilitates measurement of the angle ranging from 0 degrees to 180 degrees and from 180 degrees to 360 degrees by the user.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421892252.5U CN222849929U (en) | 2024-08-07 | 2024-08-07 | Angle measuring device for teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421892252.5U CN222849929U (en) | 2024-08-07 | 2024-08-07 | Angle measuring device for teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222849929U true CN222849929U (en) | 2025-05-09 |
Family
ID=95577769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421892252.5U Active CN222849929U (en) | 2024-08-07 | 2024-08-07 | Angle measuring device for teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222849929U (en) |
-
2024
- 2024-08-07 CN CN202421892252.5U patent/CN222849929U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2017193713A1 (en) | Device for automatic measurement and adjustment of inertia of marine structure test model along multiple axes, and method for using same | |
| CN209559192U (en) | A device for measuring the verticality of a wall column | |
| CN219474497U (en) | Underground pipeline measuring equipment | |
| CN222849929U (en) | Angle measuring device for teaching | |
| CN204740100U (en) | A tooling mechanism for testing the equatorial moment of inertia of a rotating body | |
| CN213274074U (en) | Building engineering straightness detection device that hangs down that can stably support | |
| CN207717082U (en) | A kind of land measurement instrument holder | |
| CN211346656U (en) | Tool for measuring cylindricity of outer surface of round pipe or round rod | |
| CN113587786B (en) | Wall, top surface, ground alignment positioning auxiliary device | |
| CN218097762U (en) | A surveying and measuring device for a construction site | |
| CN206740692U (en) | Measurement apparatus | |
| CN216593376U (en) | Engineering is managed with road slope measuring apparatu | |
| CN211420789U (en) | Comprehensive road and bridge detection device | |
| CN2387503Y (en) | Device for measuring and repairing taper thread hole of graphite electrode | |
| CN109058680B (en) | Orthogonal scale foot rest | |
| CN113357995A (en) | Space calculation measuring device based on indoor design | |
| CN222049029U (en) | Slope measurement tool with measurement data lock function | |
| CN211626352U (en) | Gauge for quickly measuring diameter of large spigot shallow platform | |
| CN219490617U (en) | Road flatness detection device | |
| CN222124218U (en) | A detection device | |
| CN221484431U (en) | Quick inspection frock of mechanical part appearance radian | |
| CN216078903U (en) | Contrary reflective marking measuring apparatu | |
| CN221292739U (en) | Mathematics teaching compasses | |
| CN221592432U (en) | Adjustable support for engineering surveying and mapping instrument | |
| CN220872479U (en) | Quick measuring device for concrete performance test |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |