CN207134018U - A kind of physics teaching mechanics tester - Google Patents
A kind of physics teaching mechanics tester Download PDFInfo
- Publication number
- CN207134018U CN207134018U CN201720377030.3U CN201720377030U CN207134018U CN 207134018 U CN207134018 U CN 207134018U CN 201720377030 U CN201720377030 U CN 201720377030U CN 207134018 U CN207134018 U CN 207134018U
- Authority
- CN
- China
- Prior art keywords
- framework
- chuck
- lower chuck
- guide
- operation button
- 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
Abstract
The utility model discloses a kind of physics teaching mechanics tester, and it is related to physical teaching aid technical field；The bottom of the framework is provided with support feet, the interior upper end of the framework is provided with chuck, lower chuck is provided with the downside of the upper chuck, the bottom of the lower chuck is connected with the elevating lever upper end of electric lifting device, the electric lifting device is arranged on the bottom of framework, the left end of the lower chuck is provided with guide pin, it is described to guide pin to be engaged with the scale installed in framework left end, the front end for guiding pin is provided with enlarging lens, the bottom both ends of the lower chuck are mounted on guide rod, the guide rod is worn in the guide sleeve being connected on framework, the motor operation button, power supply is installed in the side wall of framework, the power supply is connected by wire with a binding post of motor operation button；The utility model can realize accurate measurement, easy to use, easy to operate, efficiency high, save the time.
Description
Technical field：
A kind of physics teaching mechanics tester is the utility model is related to, belongs to physical teaching aid technical field.
Background technology：
It is to be fixed using tester one end, the other end is placed on ruler, Ran Houling during existing physical mechanics test
One end post-tensioning, the moment is needed to pay close attention to graduated scale when being broken, its observation is inaccurate when it is broken, and causes measurement data to be forbidden
Really.
Utility model content：
In view of the above-mentioned problems, the technical problems to be solved in the utility model is to provide a kind of physics teaching mechanical test
Device.
A kind of physics teaching mechanics tester of the present utility model, it include framework, support feet, upper chuck, lower chuck,
Guide pin, enlarging lens, scale, electric lifting device, guide sleeve, guide rod, motor operation button, power supply；The framework
Bottom is provided with support feet, and the interior upper end of the framework is provided with chuck, lower chuck, institute are provided with the downside of the upper chuck
State the bottom of lower chuck to be connected with the elevating lever upper end of electric lifting device, the electric lifting device is arranged on the bottom of framework
Portion, the left end of the lower chuck are provided with guide pin, described to guide pin to be engaged with the scale installed in framework left end, the finger
The front end of draw pin is provided with enlarging lens, and the bottom both ends of the lower chuck are mounted on guide rod, and the guide rod, which is worn, to be connected on
In the guide sleeve on framework, the motor operation button, power supply are installed in the side wall of framework, and the power supply passes through
Wire is connected with a binding post of motor operation button, another binding post of the motor operation button by wire respectively with electricity
The positive and negative binding post connection of dynamic formula lifter motor.
Preferably, the upper and lower side of the guide sleeve is separately installed with dust ring.
Preferably, the bottom of the support feet is provided with slipmat.
Compared with prior art, the beneficial effects of the utility model are：Accurate measurement can be realized, easy to use, operation letter
Just, efficiency high, the time is saved.
Brief description of the drawings：
For ease of explanation, the utility model is described in detail by following specific implementations and accompanying drawing.
Fig. 1 is structural representation of the present utility model.
In figure：1- frameworks；2- support feets；The upper chucks of 3-；Chuck under 4-；5- guides pin；6- enlarging lens；7- scales；8-
Electric lifting device；9- guide sleeves；10- guide rods；11- motor operation buttons；12- power supplys.
Embodiment：
To make the purpose of this utility model, technical scheme and advantage of greater clarity, below by what is shown in accompanying drawing
Specific embodiment describes the utility model.However, it should be understood that these descriptions are merely illustrative, and it is not intended to limit this reality
With new scope.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily mixing
Confuse concept of the present utility model.
As shown in figure 1, present embodiment uses following technical scheme：It include framework 1, support feet 2, upper chuck 3,
Lower chuck 4, guide pin 5, enlarging lens 6, scale 7, electric lifting device 8, guide sleeve 9, guide rod 10, motor operation button
11st, power supply 12；The bottom of the framework 1 is provided with support feet 2, and the interior upper end of the framework 1 is provided with chuck 3, it is described on
The downside of chuck 3 is provided with lower chuck 4, and the bottom of the lower chuck 4 is connected with the elevating lever upper end of electric lifting device 8, institute
The bottom that electric lifting device 8 is arranged on framework 1 is stated, the left end of the lower chuck 4, which is provided with, guides pin 5, the guide pin 5
It is engaged with installed in the scale 7 of the left end of framework 1, the front end for guiding pin 5 is provided with enlarging lens 6, the lower chuck 4
Bottom both ends are mounted on guide rod 10, and the guide rod 10 is worn in the guide sleeve 9 being connected on framework 1, the motor
Cao Zuoanjian 11, power supply 12 are installed in the side wall of framework 1, the power supply 12 pass through wire and motor operation button 11 one
Binding post connects, another binding post of the motor operation button 11 by wire respectively with the motor of electric lifting device 8
Positive and negative binding post connection.
Further, the upper and lower side of the guide sleeve 9 is separately installed with dust ring.
Further, the bottom of the support feet 2 is provided with slipmat.
The operation principle of present embodiment is：When in use, article clip will be detected by upper chuck 3, lower chuck 4
Firmly, the position of lower chuck 4 is adjusted by electric lifting device 8, in test article pulling force, looks first at the quarter for guiding pin instruction
Line is spent, during observation, clear observation is realized by enlarging lens 6, is rotated forward by the controlled motor of motor operation button 11 so that
Lifting screw, which is realized, to be declined, and is realized stretching experiment during decline, is stopped when breaking, and it guides the scale of the scale of pin instruction
Line is graduation mark when breaking, and it subtracts initial graduation mark and as accurately breaks distance, when it compresses and stretching experiment
Identical during operation, its motor is inverted.
The advantages of general principle and principal character of the present utility model and the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the spirit and scope of the utility model is not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within claimed the scope of the utility model.The utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (3)
- A kind of 1. physics teaching mechanics tester, it is characterised in that：It includes framework, support feet, upper chuck, lower chuck, referred to Draw pin, enlarging lens, scale, electric lifting device, guide sleeve, guide rod, motor operation button, power supply；The bottom of the framework Portion is provided with support feet, and the interior upper end of the framework is provided with chuck, lower chuck is provided with the downside of the upper chuck, described The bottom of lower chuck is connected with the elevating lever upper end of electric lifting device, and the electric lifting device is arranged on the bottom of framework, The left end of the lower chuck is provided with guide pin, described to guide pin to be engaged with the scale installed in framework left end, the guide The front end of pin is provided with enlarging lens, and the bottom both ends of the lower chuck are mounted on guide rod, and the guide rod, which is worn, is connected on peace In the guide sleeve on framework, the motor operation button, power supply are installed in the side wall of framework, and the power supply is by leading Line is connected with a binding post of motor operation button, another binding post of the motor operation button by wire respectively with it is electronic The positive and negative binding post connection of formula lifter motor.
- A kind of 2. physics teaching mechanics tester according to claim 1, it is characterised in that：Above and below the guide sleeve End is separately installed with dust ring.
- A kind of 3. physics teaching mechanics tester according to claim 1, it is characterised in that：The bottom of the support feet Slipmat is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720377030.3U CN207134018U (en) | 2017-04-12 | 2017-04-12 | A kind of physics teaching mechanics tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720377030.3U CN207134018U (en) | 2017-04-12 | 2017-04-12 | A kind of physics teaching mechanics tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207134018U true CN207134018U (en) | 2018-03-23 |
Family
ID=61630725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720377030.3U Expired - Fee Related CN207134018U (en) | 2017-04-12 | 2017-04-12 | A kind of physics teaching mechanics tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207134018U (en) |
-
2017
- 2017-04-12 CN CN201720377030.3U patent/CN207134018U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180323 Termination date: 20190412 |