CN201213044Y - Single-pendulum resonance pendulum rack and single-pendulum resonance pendulum - Google Patents
Single-pendulum resonance pendulum rack and single-pendulum resonance pendulum Download PDFInfo
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- CN201213044Y CN201213044Y CNU2008200377826U CN200820037782U CN201213044Y CN 201213044 Y CN201213044 Y CN 201213044Y CN U2008200377826 U CNU2008200377826 U CN U2008200377826U CN 200820037782 U CN200820037782 U CN 200820037782U CN 201213044 Y CN201213044 Y CN 201213044Y
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- pendulum
- seedling
- resonance
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- screw
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Abstract
The utility model provides a single-stock resonance pendulum rest and a single-stock resonance pendulum, which comprise a rail 1 and a pendulum stock 2 and are characterized in that the pendulum stock 2 is arranged in the approximate middle of the rail 1. One end head of the pendulum stock 2 can be directly connected with a stand rod 31 of an iron stand 3, and can also be connected with the stand rod 31 of the iron stand 3 through a joint part 4. The actual use length of the pendulum stock 2 can be adjusted for adjusting the bounce and the sensibility needed by the pendulum stock 2; and the relative positions of the stand rod 31 and the joint part 4 can also be adjusted for determining the height needed by the stand rod 31 so as to facilitate the teaching of multi-item experiments and grouped experiments.
Description
Technical field
The utility model relates to a kind of teaching aid that is used for physics teaching experiment, that is: a kind of single seedling resonance rocker and single seedling resonance pendulum.
Background technology
The existing resonance pendulum that is used for physics teaching experiment all is to adopt framed structure or pendulum seedling to be arranged on two of cross bar, and the instrument overall volume is excessive, is not easy to the grouping experiment teaching.In addition, because the pendulum seedling length of existing resonance pendulum is fixed, the elastic force and the sensitivity of pendulum seedling can not be regulated on demand.
Summary of the invention
The utility model is that existing resonance rocker and the resonance pendulum that is used for physics teaching experiment improved, and the pendulum seedling of resonance rocker after the improvement and common shake pendulum roughly is positioned at the centre position of cross bar; Be used to support the iron stand of resonance pendulum after the improvement, can select the iron stand of single pole platform shape for use, reduced the iron stand occupation space, be convenient to the grouping experiment teaching; The iron stand of the single pole shape that has also adopted single pendulum seedling structure owing to the present invention in addition and cooperated with it and associated associating parts, the length of pendulum seedling also can arbitrarily be adjusted as required, to satisfy the needs of different experiments.
The technical solution of the utility model is: a kind of single seedling resonance rocker and single seedling resonance pendulum, comprise cross bar 1 and pendulum seedling 2, and it is characterized in that: at the big pendulum seedling 2 that is provided with on the centre of cross bar 1.
One end of described pendulum seedling 2 links to each other with the platform bar 31 of iron stand 3.
In described cross bar 1, be provided with through wires hole 11.
On described cross bar 1, be provided with clamping bar 12, on clamping bar 12 and cross bar 1, be respectively equipped with screw hole 13 and screw hole 14, be provided with the screw 15 that can allow clamping bar 12 and cross bar 1 closely unite in screw hole 13 and the screw hole 14.
On described cross bar 1, be connected with the cycloid 6 that contains swing ball 61.
On described bar 31, be provided with the slot 32 that can insert pendulum seedling 2.
On described pendulum seedling 2, be provided with the chute 21 of being convenient to install and regulate pendulum seedling 2 length.
Described seedling pendulum 2 is to realize interconnecting by associating parts 4 and platform bar 31; Contain the screw hole 41 that is used for fixing seedling pendulum 2 in the described associating parts 4, screw 42 is arranged in the screw hole 41; Also be provided with the platform bar hole 43 that can carry out the scalable associating with platform bar 31 in associating parts 4, the inboard in platform bar hole 43 is provided with and unites the screw hole 44 that parts 4 outsides communicate, and screw 45 is arranged in the screw hole 44.
Be provided with the opening chute 46 that is used to install pendulum seedling 2 in above-mentioned associating parts 4 outsides near screw hole 41 places; Perhaps between screw hole 41 and platform bar hole 43, be provided with the enclosed type chute 49 that is used to install seedling pendulum 2, the inboard of enclosed type chute 49 communicates with screw hole 41, and with platform bar hole 43 almost parallels.
Described seedling pendulum 2 is to realize interconnecting by associating parts 4 and platform bar 31; The profile of described associating parts 4 contains like " U " or " C " word shape, is provided with screw hole 47 in the side like " U " or " C " word shape, and screw 48 is arranged in the screw hole 47.
Above-mentioned associating parts 4 are to be combined into a shape like the figure of three or " S " font or " E " font by outer likeness in form " U " font or " C " word shape, be respectively equipped with screw hole 47 and screw hole 471 in shape like the two ends of the figure of three or " U " font or " E " font, in screw hole 47, be furnished with screw 48, in screw hole 471, be furnished with screw 481.
The utility model is simple and reasonable, and is easy to make, and the pendulum seedling can directly be connected with the platform bar of iron stand, also can link to each other mutually with the platform bar of iron stand by the associating parts.Owing to adopted the associating parts, make the length of pendulum seedling and the height of iron stand platform bar to do suitable adjustment as required at any time, can better satisfy the needs of multinomial experiment and grouping experiment.
Description of drawings:
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the structural representation of first embodiment of the present utility model.
Fig. 2 is the structure vertical view of Fig. 1.
Fig. 3 is the structural representation of second embodiment of the present utility model.
Fig. 4 is the structure vertical view of Fig. 3.
Fig. 5 is the structural representation of the 3rd embodiment of the present utility model.
Fig. 6 is the structural representation of four embodiment of the present utility model.
Fig. 7 is the structural representation of the 5th embodiment of the present utility model.
Fig. 8 is a kind of structural representation of the associating parts among Fig. 7.
Fig. 9 is another structural representation of the associating parts among Fig. 7.
Figure 10 is the another kind of again structural representation of the associating parts among Fig. 7.
Figure 11 is the another kind of again structural representation of the associating parts among Fig. 7.
Figure 12 is the another kind of again structural representation of the associating parts among Fig. 7.
Figure 13 is the another kind of again structural representation of the associating parts among Fig. 7.
1. cross bars among the figure, 11 through wires holes, 12. clamping bars, 13. screw holes, 14. screw holes, 15. screw, 2. pendulum seedling, 21. chutes, 3. iron stand, 31. bars, 32. slot, 33. screw holes, 34. screws, 35. bases, 36. screw holes, 37. screw is 4. united parts, 41. screw holes, 42. screws, 43. bar holes, 44 screw holes, 45. screws, 46. opening chutes, 47. screw holes, 471 screws, 48. screw hole, 481. screws, 49. enclosed type chutes, 6. cycloid, 61. swing balls.
Embodiment:
As depicted in figs. 1 and 2, Fig. 1 is the front view of present embodiment structure, and Fig. 2 is the vertical view of present embodiment structure.Can select wood, metal or plastics for use, be made into strip,, on cross bar 1, get out through wires hole 11 as cross bar 1.Sheet metal, plastic sheet, bamboo chip or wood chip that optional usefulness has favorable elasticity are made into strip, as pendulum seedling 2.The termination that can adopt welding, gluing or riveting technology will put seedling 2 is fixed on the central authorities of cross bar 1, and an easy resonance rocker is made and finished.Cross bar 1 and pendulum seedling 2 also can adopt casting or forging technology once-forming to do as a whole.The cycloid 6 that is connected with swing ball 61 is installed in through wires hole.Promptly an easy single seedling resonance pendulum is made and is finished.
During use, be fixed on the other end of pendulum seedling 2 on the crack of desktop or be bundled in the iron stand that is used for Physical Experiment, can make corresponding education experiment.
As shown in Figure 3 and Figure 4, Fig. 3 is the front view of present embodiment structure, and Fig. 4 is the vertical view of present embodiment structure.Can select wood, metal or plastics for use, be made into strip, as cross bar 1 and clamping bar 12, the clamp that is used for cycloid 6, for effectively fixing cycloid 6, can closely paste on for long direction mutually in the length of side in the outside that makes clamping bar 12 and cross bar 1, can select the contact area of cross bar 1 and clamping bar 12 roughly suitable, make clamping bar 12 with cross bar 1 when closely contacting, can effectively clamp cycloid 6.Produce screw hole 13 and screw hole 14 that correspondence communicates respectively in the corresponding position of cross bar 1 and clamping bar 12, in screw hole 13 and screw hole 14, install the screw 15 that is mated, for the ease of manual direct control, screw 15 can be selected the major part screw that has the knob or the head of a nail for use.
During use, screw 15 is unclamped, the cycloid 6 that is connected with swing ball 61 is put between cross bar 1 and the clamping bar 12, adjust required line length, screw screw 15 then, all the other can get final product by aforesaid operations.
In aforesaid embodiment, embodiment 1 be through wires hole 11 stationkeeping the installation site of cycloid 6, the length of cycloid 6 can be adjusted as required; Embodiment 2 is that than the advantage of embodiment 1 installation site of cycloid 6 can specifically set as required.Except the technology of said fixing cycloid 6, existing be used for resonance pendulum fixedly all technology of cycloid 6 all be applicable to the utility model.
As shown in Figure 5, differently with embodiment 1 or embodiment 2 be the iron stand 3 that present embodiment has increased and pendulum seedling 2 is connected.Can select smooth iron block in bottom surface or unit of plastic or stone base 35 for use,, can select for use disk or round platform as base 35 for both artistic and practical as iron stand 3.Can select for use cylindric or the multiaspect column as platform bar 31, one of platform bar 31 is connected on the base 35 by welding or riveted joint or screw bolt and nut interconnection technique, in the other end of platform bar 31, dig out the slot 32 that can connect and insert pendulum seedling 2.Get out screw hole 36 on the sidewall of slot 32, the installation of seedling 2 will be convenient to put in the position of screw hole 36, in screw hole 36, mixes the screw 37 that is used to compress and fix pendulum seedling 2.To put again in the slot 32 that seedling 2 inserts platform bars 31, screw screw 37 fixing after, can use.During actual fabrication, that slot 32 can be opened is darker, like this, can according to the real work length of different demand adjustment pendulum seedlings 2, reach the elastic force of adjustment pendulum seedling 2 and the purpose of level of sensitivity in the controlled range of groove depth 32.In actual the use, can also slot 32 be become to closely cooperate with the gap design of putting between the seedling 2, this will also can save screw hole 36.
As shown in Figure 6, on pendulum seedling 2, dig out chute 21 as embodiment 1 and embodiment 2.On 3 bars 31 of iron stand, get out the screw hole 33 that is used to install and fix pendulum seedling 2, the aperture of screw hole 33 needs the width less than chute 21, be convenient to put seedling 2 and chute 21 moves up and down, mix screw 34 with screw hole 33 couplings, the head of a nail of screw 34 needs the width greater than chute 21, is fixed on the platform bar 31 so that will put seedling 2.
During use, chute 21 is corresponding with screw hole 33, in screw hole 33, load onto the screw 34 that has the head of a nail, regulate the required length of pendulum seedling 2, and trip bolt 34, can use.Do not having under the situation of iron stand for the poverty-stricken area, can utilize chute 21 and with the self-tapping screw of chute 21 coupling, resonance pendulum is fixed on the edge of desktop or the stool leg uses.
Embodiment 5
As Fig. 7, Fig. 8, Fig. 9 and shown in Figure 10, what present embodiment and embodiment 3 and embodiment 4 were different is, adopted associating parts 4 to realize putting being connected of seedling 2 and platform bar 31, like this can according to the length that will adjust pendulum seedling 2 and the height of platform bar 31, satisfy the purpose of the demand of under different condition, testing.
Associating parts 4 embodiment 1
As shown in Figure 8, can select for use the blocks of metal or plastics to make associating parts 4, in blocks, dig out platform bar hole 43 with platform bar 31 couplings, on the madial wall in platform bar hole 43, get out the screw hole 44 that communicates with the outside of uniting parts 4, and mix screw 45, be used to associating parts 4 and be fixed in platform bar 31.Manual operation screw 45 can be selected the major part screw that has the head of a nail or knob for use for convenience.In the blocks outside parallel with platform bar hole 43, the position of selecting the width with pendulum seedling 2 to be complementary gets out screw hole 41, in screw hole 41, and the screw 42 of mixing the band knob or the head of a nail and can pendulum seedling 2 clamping.
During use, platform bar 31 is penetrated in the platform bar hole 43, after adjusting desired location, screw screw 45, associating parts 4 and platform bar 31 are interfixed, the outside screw hole 41 of again the pendulum seedling 2 of resonance pendulum being put into associating parts 4 is other, adjust pendulum seedling 2 desired positions, screw the screw 42 that has the head of a nail, pendulum seedling 2 is under the effect of screw 42 heads of a nail, be fixed on the outside of associating parts 4, can use.
Associating parts 4 embodiment 2
As shown in Figure 9, different with associating parts 4 embodiment 1 is that present embodiment is other at screw hole 41, has set up an opening chute 46 of being convenient to install and locate pendulum seedling 2.All the other can be same as the previously described embodiments.
Associating parts 4 embodiment 3
As shown in figure 10, different with associating parts 4 embodiment 1 is that present embodiment is to have set up one to be convenient to install and locate the enclosed type chute 49 of putting seedling 2 between screw hole 41 and platform bar hole 43.All the other can be referring to associating parts 4 embodiment 1.
Associating parts 4 embodiment 4
As shown in figure 11, can select for use plastics or laths of metal to be made into shape like " U " font or " C " font, concrete " U " font or " C " font selected can be decided by platform bar 31 and pendulum seedling 2 profiles and actual needs; Go out screw hole 47 in shape like the sidetracking of " U " font or " C " font, and mix screw 48 for screw hole 47, another associating parts 4 was made and was finished this moment.
During use, the platform bar 31 of iron stand 3 can be put into the notch of associating parts 4 shapes like " U " font or " C " font together with the pendulum seedling 2 of resonance pendulum, adjust platform bar 31 and pendulum seedling 2 desired locations, screw screw 48, make associating parts 4 will put seedling 2 and be fixed on the platform bar 31, can use.In actual use, also stool can be turned over, make the stool leg up,, will put seedling 2 with above-mentioned associating parts 2 and be fixed on stool leg upper end, also can normally use with the platform bar 31 of stool leg replacement iron stand 3.
Associating parts 4 embodiment 5
As Figure 12 and shown in Figure 13, different with associating parts 4 embodiment 4 is that present embodiment is the profile combination on the foregoing description basis.During making, can adopt casting or forging technology to do as a whole like the combination once-forming of " U " font or " C " font two identical or different shapes of profile, also can adopt laths of metal or plastic production to go out two identical or different shapes of profile, again the other end of these two identical or different shapes of profile like " U " font or " C " font be welded together like " U " font or " C " font; Likeness in form " U " font or " C " font one end get out screw hole 47 and screw hole 471 outside two respectively; Can be made into the outer likeness in form figure of three or " S " font or " E " font according to actual needs, make the two ends of the outer likeness in form figure of three or " S " font or " E " font contain screw hole 47 and screw hole 471 respectively; Mix screw 48 for screw hole 47, mix screw 481 for screw hole 471 again, another associating parts 4 was made and was finished this moment.
During use, platform bar 31 can be put into opening that associating parts 4 contain screw mouth 47 and screw screw 48 it is fixed on the platform bar 31, again the pendulum seedling 2 of resonance pendulum be put into the opening that contains screw hole 471, screw screw 481, can use.
Claims (10)
1. a single seedling resonance rocker and single seedling resonance pendulum comprise cross bar (1) and pendulum seedling (2), it is characterized in that: be provided with pendulum seedling (2) greatly on the centre of cross bar (1).
2. a kind of single seedling resonance rocker as claimed in claim 1 and single seedling resonance pendulum is characterized in that: be provided with through wires hole (11) in described cross bar (1).
3. a kind of single seedling resonance rocker as claimed in claim 1 and single seedling resonance pendulum, it is characterized in that: on described cross bar (1), be provided with clamping bar (12), be respectively equipped with screw hole (13) and screw hole (14) in the corresponding position of clamping bar (12) and cross bar (1), the screw (15) that can allow clamping bar (12) and cross bar (1) closely unite is arranged in screw hole (13) and the screw hole (14).
4. as claim 1 or 2 or 3 described a kind of single seedling resonance rocker and single seedling resonance pendulums, it is characterized in that: on described cross bar (1), be connected with the cycloid (6) that contains swing ball (61).
5. a kind of single seedling resonance rocker as claimed in claim 4 and single seedling resonance pendulum is characterized in that: a termination of described pendulum seedling (2) links to each other with the platform bar (31) that is used for installing with fixing pendulum seedling (2); On described bar (31), be provided with the slot (32) that can insert pendulum seedling (2).
6. a kind of single seedling resonance rocker as claimed in claim 4 and single seedling resonance pendulum is characterized in that: be provided with chute (21) on described pendulum seedling (2).
7. a kind of single seedling resonance rocker as claimed in claim 4 and single seedling resonance pendulum is characterized in that: described seedling pendulum (2) and platform bar (31) are to realize interconnecting by associating parts (4); The screw hole (41) that is used for fixing seedling pendulum (2) is contained in described associating parts (4) outside, and screw (42) is arranged in the screw hole (41); Also be provided with the platform bar hole (43) that can carry out the scalable associating with platform bar (31) in associating parts (4), the inboard in platform bar hole (43) is provided with and unites the screw hole (44) that parts (4) outside communicates, and screw (45) is arranged in the screw hole (44).
8. a kind of single seedling resonance rocker as claimed in claim 7 and single seedling resonance pendulum is characterized in that: locate to be provided with the opening chute (46) that is used for installing pendulum seedling (2) near screw hole (41) in above-mentioned associating parts (4) outside; Or, be positioned between screw hole (41) and the platform bar hole (43), be provided with the enclosed type chute (49) that is used to install seedling pendulum (2), the inboard of enclosed type chute (49) communicates with screw hole (41).
9. a kind of single seedling resonance rocker as claimed in claim 4 and single seedling resonance pendulum is characterized in that: described seedling pendulum (2) is to realize interconnecting by associating parts (4) and platform bar (31); The profile of described associating parts (4) contains the shape like " U " font or " C " font, is provided with screw hole (47) in the side like the profile of " U " font or " C " font, and screw (48) is arranged in the screw hole (47).
10. a kind of single seedling resonance rocker as claimed in claim 4 and single seedling resonance pendulum is characterized in that: described seedling pendulum (2) is to realize interconnecting by associating parts (4) and platform bar (31); Described associating parts (4) are to be combined into a shape like the figure of three or " S " font or " E " font by outer likeness in form " U " font or " C " word shape, be respectively equipped with screw hole (47) and screw hole (471) in shape like the two ends of the figure of three or " U " font or " E " font, in screw hole (47), be furnished with screw (48), in screw hole (471), be furnished with screw (481).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200377826U CN201213044Y (en) | 2008-07-03 | 2008-07-03 | Single-pendulum resonance pendulum rack and single-pendulum resonance pendulum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200377826U CN201213044Y (en) | 2008-07-03 | 2008-07-03 | Single-pendulum resonance pendulum rack and single-pendulum resonance pendulum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201213044Y true CN201213044Y (en) | 2009-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200377826U Expired - Fee Related CN201213044Y (en) | 2008-07-03 | 2008-07-03 | Single-pendulum resonance pendulum rack and single-pendulum resonance pendulum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201213044Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103162904A (en) * | 2013-03-19 | 2013-06-19 | 江南大学 | Three-line pendulum |
-
2008
- 2008-07-03 CN CNU2008200377826U patent/CN201213044Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103162904A (en) * | 2013-03-19 | 2013-06-19 | 江南大学 | Three-line pendulum |
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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: 20090325 Termination date: 20110703 |