CN204332182U - A kind of Experiments of Machanics teaching aid based on universal Force principle - Google Patents
A kind of Experiments of Machanics teaching aid based on universal Force principle Download PDFInfo
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- CN204332182U CN204332182U CN201520001177.3U CN201520001177U CN204332182U CN 204332182 U CN204332182 U CN 204332182U CN 201520001177 U CN201520001177 U CN 201520001177U CN 204332182 U CN204332182 U CN 204332182U
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- head tree
- rack body
- teaching aid
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Abstract
The utility model discloses a kind of Experiments of Machanics teaching aid based on universal Force principle, comprise rack body, rack body comprise four with the head tree of spill chute and be connected to head tree up and down between eight crossbeams with spill chute, to be connected and fixed by dihedral fastener between crossbeam and head tree and crossbeam can up-down adjustment in head tree fixed position, a downward opening U-shaped frame is connected with by dihedral fastener bottom crossbeam above rack body four sides, each U-shaped frame opening part is provided with a pulley free to rotate, a plumbous hair line is wound with in V-type groove in the middle part of pulley, plumbous hair line one end is connected to empirical model place, the plumbous hair line other end is connected with counterweight suspension ring, stressed all right virtual space stress in plane not only can be simulated by this mechanical teaching aid, and by being arranged at the detection of the laser displacement device on head tree, understand model more clearly in each distortion under stress and displacement, experimental teaching has better applicability.
Description
Technical field
The utility model relates to a kind of teaching aid, is specifically related to a kind of Experiments of Machanics teaching aid based on universal Force principle.
Background technology
Mechanics is the very important science of field of engineering technology, and experiences intuitively and have very great help with the raising of analytical mechanics model for the understandability of student.Existing similar Experiments of Machanics teaching aid planar can only apply power, can not exert a force inside three dimensions, and can not get information about by experiment model stressed after deformed state, and can not give model multiple stress, comprise drawing and cut, moment of flexure and moment of torsion, so be difficult to be formed in student's brain affect intuitively, can not simulate the stress in Practical Project certainly.
Utility model content
(1) technical matters that will solve
For solving the problem, the utility model proposes a kind of novel mechanics experiment teaching aid based on universal Force principle for above deficiency, can require and object according to different experiments, in simulation plane, stressed and three dimensions is stressed, and can cut being subject to drawing by analogy model, moment of flexure, form under moment of torsion and deformation effect, by the monitoring of laser displacement device, more intuitive understanding model is stressed, and experimental teaching has better applicability and novelty.
(2) technical scheme
Of the present utility modelly to be achieved through the following technical solutions: a kind of Experiments of Machanics teaching aid based on universal Force principle, comprise rack body, described rack body comprise four with the head tree of spill chute and be connected to head tree up and down between eight crossbeams with spill chute, to be connected and fixed by dihedral fastener between described crossbeam and head tree and crossbeam can up-down adjustment in head tree fixed position, described rack body entirety is square structure, the middle part of two crossbeams in described rack body four sides is provided with a joist, a downward opening U-shaped frame is connected with by dihedral fastener bottom described joist, described each U-shaped frame opening part is provided with a pulley free to rotate, a plumbous hair line is wound with in V-type groove in the middle part of described pulley, described plumbous hair line one end is connected to empirical model place, the described plumbous hair line other end is connected with counterweight suspension ring.
Improve as one, the footing place of described every root head tree is connected with an adjustable lifting bearing by screw rod.
As further improvement, the bottom of described adjustable lifting bearing is provided with Shockproof rubber pad.
As further improvement, be connected with a bracket by dihedral fastener in the spill chute of described arbitrary head tree between sill and joist, described bracket be fixed with a laser displacement sensor.
(3) beneficial effect
The utility model, relative to prior art, has following beneficial effect:
The utility model is provided with the Shockproof rubber pad of screw rod based on the Experiments of Machanics teaching aid bearing bottom of universal Force principle, height and antidetonation can be better regulated at experimentation, require and object according to different experiments, by regulating dihedral fastener to regulate crossbeam and U-shaped frame relative position thereon with this, stressed all right virtual space stress in plane not only can be simulated.And by the detection of laser displacement device, understand model more clearly in each distortion under stress and displacement, experimental teaching has better applicability.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
1-rack body; 2-dihedral fastener; 3-U type frame; 4-pulley; The plumbous hair line of 5-; 6-empirical model; 7-counterweight suspension ring; 8-adjustable lifting bearing; 9-Shockproof rubber pad; 10-bracket; 11-head tree; 12-crossbeam; 13-joist; 41-V type groove; 111-spill chute; 101-laser displacement sensor.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
A kind of novel Experiments of Machanics teaching aid based on universal Force principle as shown in Figure 1, comprise rack body 1, described rack body 1 comprises four with the head tree 11 of spill chute 111 and be connected to eight between head tree about 11 crossbeams 12 with spill chute 111, to be connected and fixed by dihedral fastener 2 between described crossbeam 12 and head tree 11 and crossbeam 12 can up-down adjustment in head tree 11 fixed position, described rack body 1 entirety is square structure, the middle part of two crossbeams 12 in described rack body 1 four sides is provided with a joist 13, a downward opening U-shaped frame 3 is connected with by dihedral fastener 2 bottom described joist 13, described each U-shaped frame 3 opening part is provided with a pulley 4 free to rotate, a plumbous hair line 5 is wound with in V-type groove 41 in the middle part of described pulley 4, described plumbous hair line 5 one end is connected to empirical model 6 place, described plumbous hair line 5 other end is connected with counterweight suspension ring 7.
Wherein, the footing place of described every root head tree 11 is connected with an adjustable lifting bearing 8 by screw rod; The bottom of described adjustable lifting bearing 8 is provided with Shockproof rubber pad 9; Be connected with a bracket 10 by dihedral fastener 2 in the spill chute 111 of described arbitrary head tree 11 between sill 12 and joist 13, described bracket 10 be fixed with a laser displacement sensor 101.
A kind of Experiments of Machanics teaching aid based on universal Force principle that the utility model is mentioned in the specific implementation, first by regulating the adjustable lifting bearing 8 bottom rack body 1 to be adjusted by rack body 1 steadily, four plumbous hair lines 5 are adopted by empirical model 6 to enwind, four plumbous hair lines 5 walk around pulley 4 place on the U-shaped frame 3 being arranged at rack body 1 four sides respectively, and on plumbous hair line 5 end counterweight suspension ring 7 hang counterweight, make it tend to be balanced, know each to stressed size by reading counterweight numerical value, simultaneously can understand model more clearly in each distortion under stress and displacement according to laser displacement sensor 101.
In addition, this teaching aid can experimentally model size or force analysis situation be different, adaption demand is carried out by regulating crossbeam 12 upper-lower position and U-shaped frame 3 right position, simultaneously can be as required, select single load bearing analysis or multidirectional stressed analysis, experimental teaching has better applicability.
Embodiment recited above is only be described preferred implementation of the present utility model, not limits design of the present utility model and scope.Under the prerequisite not departing from the utility model design concept; the various modification that this area ordinary person makes the technical solution of the utility model and improvement; protection domain of the present utility model all should be dropped into; the technology contents of the utility model request protection, all records in detail in the claims.
Claims (4)
1. the Experiments of Machanics teaching aid based on universal Force principle, comprise rack body (1), it is characterized in that: described rack body (1) comprise four head trees with spill chute (111) (11) and be connected to head tree (11) up and down between eight crossbeams with spill chute (111) (12), to be connected and fixed by dihedral fastener (2) between described crossbeam (12) and head tree (11) and crossbeam (12) can up-down adjustment in head tree (11) fixed position, described rack body (1) entirety is square structure, the middle part of two crossbeams (12) in described rack body (1) four side is provided with a joist (13), described joist (13) bottom is connected with a downward opening U-shaped frame (3) by dihedral fastener (2), described each U-shaped frame (3) opening part is provided with a pulley (4) free to rotate, a plumbous hair line (5) is wound with in described pulley (4) middle part V-type groove (41), described plumbous hair line (5) one end is connected to empirical model (6) place, described plumbous hair line (5) other end is connected with counterweight suspension ring (7).
2. a kind of Experiments of Machanics teaching aid based on universal Force principle according to claim 1, is characterized in that: the footing place of described every root head tree (11) is connected with an adjustable lifting bearing (8) by screw rod.
3. a kind of Experiments of Machanics teaching aid based on universal Force principle according to claim 2, is characterized in that: the bottom of described adjustable lifting bearing (8) is provided with Shockproof rubber pad (9).
4. a kind of Experiments of Machanics teaching aid based on universal Force principle according to claim 1, it is characterized in that: the spill chute (111) that described arbitrary head tree (11) is positioned between sill (12) and joist (13) is connected with a bracket (10) by dihedral fastener (2), described bracket (10) is fixed with a laser displacement sensor (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520001177.3U CN204332182U (en) | 2015-01-04 | 2015-01-04 | A kind of Experiments of Machanics teaching aid based on universal Force principle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520001177.3U CN204332182U (en) | 2015-01-04 | 2015-01-04 | A kind of Experiments of Machanics teaching aid based on universal Force principle |
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| Publication Number | Publication Date |
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| CN204332182U true CN204332182U (en) | 2015-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520001177.3U Expired - Fee Related CN204332182U (en) | 2015-01-04 | 2015-01-04 | A kind of Experiments of Machanics teaching aid based on universal Force principle |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109357954A (en) * | 2018-12-23 | 2019-02-19 | 江苏莱特凯机械有限公司 | A kind of plate bending force bearing experiment device |
| CN113883996A (en) * | 2021-09-14 | 2022-01-04 | 中铁西北科学研究院有限公司 | Simulation device and analysis method for influence of foundation additional stress on superstructure |
-
2015
- 2015-01-04 CN CN201520001177.3U patent/CN204332182U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109357954A (en) * | 2018-12-23 | 2019-02-19 | 江苏莱特凯机械有限公司 | A kind of plate bending force bearing experiment device |
| CN113883996A (en) * | 2021-09-14 | 2022-01-04 | 中铁西北科学研究院有限公司 | Simulation device and analysis method for influence of foundation additional stress on superstructure |
| CN113883996B (en) * | 2021-09-14 | 2024-02-02 | 中铁西北科学研究院有限公司 | Simulation device and analysis method for influence of foundation additional stress on upper structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150513 Termination date: 20160104 |