CN202632585U - Teaching rod with magnifier - Google Patents
Teaching rod with magnifier Download PDFInfo
- Publication number
- CN202632585U CN202632585U CN 201220326726 CN201220326726U CN202632585U CN 202632585 U CN202632585 U CN 202632585U CN 201220326726 CN201220326726 CN 201220326726 CN 201220326726 U CN201220326726 U CN 201220326726U CN 202632585 U CN202632585 U CN 202632585U
- Authority
- CN
- China
- Prior art keywords
- straight
- magnifier
- bar body
- bar
- rod body
- 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
Landscapes
- Toys (AREA)
Abstract
The utility model discloses a teaching rod with a magnifier. The teaching rod comprises a straight rod body. The teaching rod is characterized in that the straight rod body is a cylinder; the magnifier is arranged on the front part of the straight rod body; an axial strip-shaped hole is formed in the side wall of the front end of the straight rod body; a rotary handle of the magnifier is inserted into the axial strip-shaped hole in the side wall of the front end of the straight rod body and fixed by a pin shaft; a tension spring is arranged on the inner side wall of the straight rod body; one end of the tension spring is fixed on the rotary handle on the front side of the pin shaft, and the other end of the tension spring is fixed on a fixed lug on the inner side wall of the straight rod body; a pulley is arranged at the inner rear end of the straight rod body; a pulling handle is arranged on the side wall of the rear end of the straight rod body; the front end of the pulling handle is inserted into a cavity of the straight rod body; and one end of a traction wire is connected to the rear end of the rotary handle, and the other end of the traction wire passes through the pulley and is connected to the front end of the pulling handle. The teaching rod with the magnifier can assist a student to clearly see learning contents on a blackboard with the magnifier, and is simple in structure and convenient to use.
Description
Technical field
The utility model relates to a kind of improvement of teaching bar, specifically a kind ofly can assist the student to see learning content and the religion bar of band magnifier simple in structure on the blackboard clearly.
Background technology
The religion bar is a kind of employed straight-bar of content on indication blackboard on the classroom, and the rear end is thicker, and front end is thinner.Teacher says class hour, often writes on the blackboard content, or writes in advance on the paper, hangs over then on the blackboard, gives directions the content of being said with the religion bar again.Sometimes, student's answer to the blackboard is also often given directions the content of being answered with the religion bar.The deficiency of this religion bar is: because the character on the blackboard has greatly, has little, student's eyesight differs, and the word on the indication blackboard is not seen Chu, influences the Students'learning quality.
Summary of the invention
The purpose of the utility model is to provide a kind of and can assists the student to see learning content and the religion bar of band magnifier simple in structure on the blackboard clearly.
In order to reach above purpose, the technical scheme that the utility model adopted is: the religion bar of this band magnifier comprises the straight-bar body; It is characterized in that: described straight-bar body is a cylindrical shell; Magnifier is installed in front portion at the straight-bar body, on the front end side wall of straight-bar body, is provided with axial bar hole, and the handler of magnifier inserts in the axial bar hole on the straight-bar body front end side wall; Fix by bearing pin; Be provided with extension spring on the sidewall in the straight-bar body, an end of extension spring is fixed on the handler of bearing pin front side, and the other end of extension spring is fixed on the fixedly ear on the straight-bar body madial wall; Rear end in the straight-bar body is provided with pulley, on the sidewall of the rear end of straight-bar body, is provided with and pulls handle, and the front end of pulling handle inserts in the chamber of straight-bar body, and an end of drawing silk is connected the rear end of handler, and the other end of drawing silk is walked around pulley and is connected the front end of pulling handle.
The utility model is also implemented through following measure: be equipped with rubber plug in the front end mouth of pipe of described straight-bar body with in the mouth of pipe of rear end.
Described drawing silk is the ultra high molecular polyethylene fiber, and this strength of materials is high, and diameter can be as 1mm; The diameter of the described straight-bar body front end mouth of pipe is than the little 2-5mm of diameter of the rear end mouth of pipe.
Described magnifier is oval.
The described handle of pulling rotates along stationary shaft.
The beneficial effect of the utility model is: compares with the religion bar that present students use, owing to increased magnifier, thus can assist the student to see the learning content on the blackboard clearly, and simple in structure, easy to use.
Description of drawings
Fig. 1 is the structure front-view schematic diagram of the utility model;
Fig. 2 is that the structure of the utility model is along Figure 1A-A cross-sectional schematic.
Among the figure: 1, straight-bar body; 2, magnifier; 3, axial bar hole; 4, handler; 5, bearing pin; 6, extension spring; 7, fixing ear; 8, pulley; 9, pull handle; 10, rubber plug; 11, drawing silk; 12, stationary shaft.
Embodiment
Make the utility model with reference to Fig. 1, Fig. 2.The religion bar of this band magnifier comprises straight-bar body 1, and it is characterized in that: described straight-bar body 1 is a cylindrical shell; Install magnifier 2 in the front portion of straight-bar body 1, on the front end side wall of straight-bar body 1, be provided with axial bar hole 3, the handler 4 of magnifier 2 inserts in the axial bar hole 3 on straight-bar body 1 front end side wall; Fixing by bearing pin 5, be provided with extension spring 6 on the sidewall in straight-bar body 1, an end of extension spring 6 is fixed on the handler 4 of bearing pin 5 front sides; The other end of extension spring 6 is fixed on the fixedly ear 7 on straight-bar body 1 madial wall, and through the pulling of extension spring 6, handler 4 rotates; The outer wall that makes magnifier 2 press close to straight-bar body 1 is placed, and can be easy to carry and move like this; Rear end in straight-bar body 1 is provided with pulley 8, on the sidewall of the rear end of straight-bar body 1, is provided with and pulls handle 9, and the front end of pulling handle 9 inserts in the chamber of straight-bar body 1; One end of drawing silk 11 is connected the rear end of handler 4, and the other end of drawing silk 11 is walked around pulley 8 and is connected the front end of pulling handle 9, through pulling pulling of handle 9; Drawing silk 11 pulling handlers 4; Thereby magnifier 2 is overturn forward, and the plane of magnifier 2 is vertical with straight-bar body 1, at this moment; Magnifier 2 can parallel blackboard, and the character on the blackboard is amplified.
Improvement as the utility model: be equipped with rubber plug 10 in the front end mouth of pipe of described straight-bar body 1 with in the mouth of pipe of rear end.
Described drawing silk 11 is the ultra high molecular polyethylene fiber, and this strength of materials is high, and diameter can be as 1mm; The diameter of the described straight-bar body 1 front end mouth of pipe is than the little 2-5mm of diameter of the rear end mouth of pipe.
Described magnifier 2 is oval.
The described handle 9 of pulling rotates along stationary shaft 12.
Claims (2)
1. be with the religion bar of magnifier; Comprise straight-bar body (1), it is characterized in that: described straight-bar body (1) is a cylindrical shell, installs magnifier (2) in the front portion of straight-bar body (1); On the front end side wall of straight-bar body (1), be provided with axial bar hole (3); The handler (4) of magnifier (2) inserts in the axial bar hole (3) on straight-bar body (1) front end side wall, and is fixing by bearing pin (5), is provided with extension spring (6) on the sidewall in straight-bar body (1); One end of extension spring (6) is fixed on the handler (4) of bearing pin (5) front side, and the other end of extension spring (6) is fixed on the fixedly ear (7) on straight-bar body (1) madial wall; Rear end in straight-bar body (1) is provided with pulley (8); On the rear end sidewall of straight-bar body (1), be provided with and pull handle (9); The front end of pulling handle (9) inserts in the chamber of straight-bar body (1); One end of drawing silk (11) is connected the rear end of handler (4), and the other end of drawing silk (11) is walked around pulley (8) and is connected the front end of pulling handle (9).
2. the religion bar of band magnifier according to claim 1 is characterized in that: be equipped with rubber plug (10) in the front end mouth of pipe of described straight-bar body (1) with in the mouth of pipe of rear end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220326726 CN202632585U (en) | 2012-07-08 | 2012-07-08 | Teaching rod with magnifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220326726 CN202632585U (en) | 2012-07-08 | 2012-07-08 | Teaching rod with magnifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202632585U true CN202632585U (en) | 2012-12-26 |
Family
ID=47385753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220326726 Expired - Fee Related CN202632585U (en) | 2012-07-08 | 2012-07-08 | Teaching rod with magnifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202632585U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105004232A (en) * | 2015-08-20 | 2015-10-28 | 安徽华茂纺织股份有限公司 | Micrometer reading amplifying device |
| CN105066806A (en) * | 2015-07-16 | 2015-11-18 | 安徽华茂纺织股份有限公司 | Vernier caliper reading number amplifying device |
| CN109979281A (en) * | 2019-04-30 | 2019-07-05 | 潍坊护理职业学院 | Multifunctional teaching rod is used in a kind of teaching |
-
2012
- 2012-07-08 CN CN 201220326726 patent/CN202632585U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105066806A (en) * | 2015-07-16 | 2015-11-18 | 安徽华茂纺织股份有限公司 | Vernier caliper reading number amplifying device |
| CN105066806B (en) * | 2015-07-16 | 2017-09-22 | 安徽华茂纺织股份有限公司 | A kind of vernier caliper reading amplifying device |
| CN105004232A (en) * | 2015-08-20 | 2015-10-28 | 安徽华茂纺织股份有限公司 | Micrometer reading amplifying device |
| CN105004232B (en) * | 2015-08-20 | 2017-06-06 | 安徽华茂纺织股份有限公司 | A kind of mike amplifying device |
| CN109979281A (en) * | 2019-04-30 | 2019-07-05 | 潍坊护理职业学院 | Multifunctional teaching rod is used in a kind of teaching |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202632585U (en) | Teaching rod with magnifier | |
| CN204204248U (en) | A kind of Multipurpose teaching indicator | |
| CN202225601U (en) | Pencil extending sleeve | |
| CN203417178U (en) | Urethrascope inserting tube for livestock | |
| CN201353185Y (en) | Vagina expansion locator | |
| CN205220128U (en) | Pencil connector | |
| CN202848775U (en) | Tensioning wheel of winding device | |
| CN203447386U (en) | Swimming loading device for experimental mouse | |
| CN203417191U (en) | Enteroscope insert tube | |
| CN203634115U (en) | Veterinary colonoscopy insertion tube | |
| CN206796937U (en) | Chalk-writing clamp structure | |
| CN203854365U (en) | Sign pen for physical education teachers | |
| CN201576369U (en) | Retractable teaching rod | |
| CN203358136U (en) | Magnetic ellipsograph | |
| CN203656479U (en) | Rotary lens guide support | |
| CN203921236U (en) | A kind of milk bottle placer hydrojet barrel mast | |
| CN208823869U (en) | A kind of physical education combination Skipping-rope device | |
| CN202694689U (en) | Buckle type label box of insulating glove | |
| CN208568565U (en) | A kind of interior welding bead detection device | |
| CN201178290Y (en) | Cable closing end | |
| CN205142454U (en) | Microphone convenient to conveying | |
| CN204184086U (en) | Large scale compasses | |
| CN201544620U (en) | Pen with a teaching rod | |
| CN106272258A (en) | One takes spring winder | |
| CN201998688U (en) | Teaching compasses |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20130708 |