CN208612507U - A kind of moveable bench for chemistry experiment - Google Patents
A kind of moveable bench for chemistry experiment Download PDFInfo
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- CN208612507U CN208612507U CN201820364350.XU CN201820364350U CN208612507U CN 208612507 U CN208612507 U CN 208612507U CN 201820364350 U CN201820364350 U CN 201820364350U CN 208612507 U CN208612507 U CN 208612507U
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- Prior art keywords
- connecting rod
- link slot
- welded
- link
- block
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Abstract
The utility model provides a kind of moveable bench for chemistry experiment, including experimental bench, first damping block and the second damping block, the two sides of the experimental bench bottom are welded with link block, first connecting rod is welded in the middle part of the link block bottom, the two sides of the link block bottom are welded with the second connecting rod, second connecting rod is equipped with connecting shaft far from one end of link block, the described one end of second connecting rod far from link block is rotatably connected to third connecting rod by connecting shaft, the first spring is welded between second connecting rod and third connecting rod, the first link slot is offered at the top of first damping block, the bottom of first link slot offers the second link slot, the moveable bench for chemistry experiment devises multi-buffer, pass through third link slot, the cooperation of third spring and decoupling rod can achieve certain damping effect, The vibration of a part can be cut down by the cooperation of the second damping block, second spring and the first damping block.
Description
Technical field
The utility model relates to bench for chemistry experiment technical field, specially a kind of moveable bench for chemistry experiment.
Background technique
Experiment, refers to one of basic skills of scientific research.According to the purpose of scientific research, exclude as much as possible extraneous
Influence, prominent principal element simultaneously utilizes some special instrument and equipments, and artificially changes, controls or analog study object,
Certain some things (or process) is set to occur or reproduce, to go to know natural environment appearance, natural property, the natural law.
In the professor of Chemistry Courses, bench for chemistry experiment is essential teaching aid, the just contact on junior middle school classroom
Student is not often directly laboratory just to be gone to do to test, but bring various experimental apparatus into class by teacher at the beginning
Hall go to show, so occurring the bench for chemistry experiment of packaged type in the market, the classroom for greatly facilitating teachers is given lessons, still
In mobile bench for chemistry experiment because road surface can not all be completely it is smooth, experimental bench can generate vibration, and chemistry is real
It tests utensil and generally is glass and be made, in moving process because experimental bench damping property is bad, often will lead to chemical experiment utensil
The case where breaking, be unfavorable for using.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of moveable bench for chemistry experiment, solves removable
The problem of dynamic experimental bench damping property difference.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of moveable chemistry is real
Platform, including experimental bench, the first damping block and the second damping block are tested, the two sides of the experimental bench bottom are welded with link block, described
First connecting rod is welded in the middle part of link block bottom, the two sides of the link block bottom are welded with the second connecting rod, described
Second connecting rod is equipped with connecting shaft far from one end of link block, and second connecting rod passes through connection far from one end of link block
Axis is rotatably connected to third connecting rod, is welded with the first spring between second connecting rod and third connecting rod, and described first
The first link slot is offered at the top of damping block, the bottom of first link slot offers the second link slot, and described second connects
The two sides of access slot inner wall are movably installed with the first magnetic patch, and the first connecting rod sequentially passes through the first company far from one end of link block
Access slot and the second link slot are simultaneously Nian Jie with the top of the first magnetic patch, and the bottom of second link slot is bonded with the second magnetic patch, institute
The two sides for stating the first link slot inner cavity are welded with the 4th connecting rod, and the one end of the 4th connecting rod far from the first link slot is solid
Dingan County is equipped with gear, and the two sides of the first connecting rod offer sliding slot, and the sliding slot is internally provided with gear bar, described
The outside of gear is engaged with gear bar, and the bottom of first damping block is welded with decoupling rod, the bottom of first damping block
It is welded with second spring, the inside of second damping block offers third link slot, the bottom welding of the third link slot
There is third spring, the bottom of the decoupling rod is run through the top of third link slot and welded with the top of third spring.
Preferably, the bottom of second damping block is fixedly installed with universal rolling wheel.
Preferably, first magnetic patch and the second magnetic patch are same polar magnet.
Preferably, the decoupling rod is located at the inside of second spring.
Preferably, the decoupling rod is socketed by third link slot and the second damping block.
Preferably, drawing handle is installed on the right side of the experimental bench.
(3) beneficial effect
The utility model provides a kind of moveable bench for chemistry experiment.Have it is following the utility model has the advantages that
The moveable bench for chemistry experiment devises multi-buffer, passes through third link slot, third spring and decoupling rod
Cooperation can achieve certain damping effect, can be cut down by the cooperation of the second damping block, second spring and the first damping block
The vibration for falling a part can consume certain vibration by the cooperation of the first magnetic patch and the second magnetic patch, then pass through gear, sliding slot
Cooperation with gear bar can consume the vibration of a part again, finally be connected again by the second connecting rod, connecting shaft with third
The cooperation of bar and the first spring can further consume certain vibration, pass through rough road in bench for chemistry experiment
Vibration can be controlled well when face, to realize the damping effect of bench for chemistry experiment.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model;
Fig. 2 is the enlarged drawing at the utility model structure diagram A;
Fig. 3 is the enlarged drawing at the utility model structure diagram B;
Fig. 4 is the side view of the utility model structure first connecting rod;
Fig. 5 is the side view of the utility model structure sliding slot.
In figure: 1 experimental bench, 2 link blocks, 3 first connecting rods, 4 second connecting rods, 5 connecting shafts, 6 third connecting rods, 7
One damping block, 8 first link slots, 9 second link slots, 10 first magnetic patch, 11 second magnetic patch, 12 first springs, 13 the 4th connections
Bar, 14 gears, 15 sliding slots, 16 gear bars, 17 decoupling rods, 18 second springs, 19 second damping blocks, 20 third link slots, 21
Three springs, 22 universal rolling wheels.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of moveable bench for chemistry experiment, including reality
Platform 1, the first damping block 7 and the second damping block 19 are tested, the two sides of 1 bottom of experimental bench are welded with link block 2,2 bottom of link block
Middle part is welded with first connecting rod 3, and the two sides of 2 bottom of link block are welded with the second connecting rod 4, and the second connecting rod 4 is far from even
The one end for connecing block 2 is equipped with connecting shaft 5, and the one end of the second connecting rod 4 far from link block 2 is rotatably connected to the by connecting shaft 5
Three connecting rods 6, are welded with the first spring 12 between the second connecting rod 4 and third connecting rod 6, the top of the first damping block 7 opens up
There is the first link slot 8, the bottom of the first link slot 8 offers the second link slot 9, the two sides activity peace of 9 inner wall of the second link slot
Equipped with the first magnetic patch 10, first connecting rod 3 sequentially passes through the first link slot 8 and the second link slot 9 simultaneously far from one end of link block 2
Nian Jie with the top of the first magnetic patch 10, the bottom of the second link slot 9 is bonded with the second magnetic patch 11, the first magnetic patch 10 and the second magnetic
Block 11 is that same polar magnet makes to generate between the first magnetic patch 10 and the second magnetic patch 11 using the magnet principle that identical charges repel each other
Repulsive force, the two sides of 8 inner cavity of the first link slot are welded with the 4th connecting rod 13, and the 4th connecting rod 13 is far from the first link slot 8
One end be fixedly installed with gear 14, the two sides of first connecting rod 3 offer sliding slot 15, and sliding slot 15 is internally provided with gear
The outside of item 16, gear 14 is engaged with gear bar 16, and the bottom of the first damping block 7 is welded with decoupling rod 17, the first damping block 7
Bottom be welded with second spring 18, decoupling rod 17 is located at the inside of second spring 18, and the inside of the second damping block 19 offers
Third link slot 20, decoupling rod 17 are socketed by third link slot 20 and the second damping block 19, the bottom weldering of third link slot 20
It is connected to third spring 21, the bottom of decoupling rod 17 is run through the top of third link slot 20 and is welded with the top of third spring 21,
The bottom of second damping block 19 is fixedly installed with universal rolling wheel 22, and the right side of experimental bench 1 is equipped with drawing 23,22 He of universal rolling wheel
The movement for 23 design being facilitated the device is drawn, which devises multi-buffer, connect by third
The cooperation of access slot 20, third spring 21 and decoupling rod 17 can achieve certain damping effect, pass through the second damping block 19, second
The cooperation of spring 18 and the first damping block 7 can cut down the vibration of a part, pass through the first magnetic patch 10 and the second magnetic patch 11
Cooperation can consume certain vibration, then can consume a part again by the cooperation of gear 14, sliding slot 15 and gear bar 16
Vibration, finally pass through the cooperation of the second connecting rod 4, connecting shaft 5 and third connecting rod 6 and the first spring 12, Ke Yijin again
One step consumes certain vibration, and in bench for chemistry experiment, vibration can be controlled well when by roughness pavement,
To realize the damping effect of bench for chemistry experiment.
Working principle: in the moveable bench for chemistry experiment when by roughness pavement, vibration can be from universal rolling wheel 22
It is transmitted to the second damping block 19, the bottom of 20 inner wall of third link slot and the bottom of decoupling rod 17 can squeeze third spring 21, together
When the second damping block 19 can be pressed against the bottom of second spring 18, the buffering of two springs can cut down a part of vibration,
Aftershock is dynamic to conduct into the first damping block 7, and the top of the first damping block 7 and the bottom of link block 2 can squeeze first connecting rod 3, the
Two connecting rods 4 and third connecting rod 6, because the second connecting rod 4 and third connecting rod 6 are rotation connection and go back between the two
Be connected with the first spring 12 can produce certain cushion effect in this way, to consume certain vibration, while first connecting rod 3
Frictional force is generated between the gear bar 16 and gear 14 of two sides, certain cushion effect can be played, in addition first connecting rod 3 is oppressed
First magnetic patch 10 is mobile towards the second magnetic patch 11, because of homopolar-repulsion between magnet, the effect of buffering will be played in this way, into one
Step reduces vibration.
In conclusion the moveable bench for chemistry experiment devises multi-buffer, pass through third link slot 20, third spring
21 and the cooperation of decoupling rod 17 can achieve certain damping effect, subtracted by the second damping block 19, second spring 18 and first
The cooperation of shake block 7 can cut down the vibration of a part, can consume one by the cooperation of the first magnetic patch 10 and the second magnetic patch 11
Fixed vibration, then a part of vibration can be consumed by the cooperation of gear 14, sliding slot 15 and gear bar 16 again, finally again
By the cooperation of the second connecting rod 4, connecting shaft 5 and third connecting rod 6 and the first spring 12, one can be further consumed
Fixed vibration, in bench for chemistry experiment, vibration can be controlled well when by roughness pavement, to realize chemistry
The damping effect of experimental bench.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of moveable bench for chemistry experiment, including experimental bench (1), the first damping block (7) and the second damping block (19), special
Sign is: the two sides of experimental bench (1) bottom are welded with link block (2), and is welded in the middle part of link block (2) bottom
The two sides of one connecting rod (3), link block (2) bottom are welded with the second connecting rod (4), and second connecting rod (4) is remote
One end from link block (2) is equipped with connecting shaft (5), and second connecting rod (4) passes through connection far from the one end of link block (2)
Axis (5) is rotatably connected to third connecting rod (6), is welded with the first bullet between second connecting rod (4) and third connecting rod (6)
Spring (12) offers the first link slot (8) at the top of first damping block (7), and the bottom of first link slot (8) opens up
Have the second link slot (9), the two sides of the second link slot (9) inner wall are movably installed with the first magnetic patch (10), and described first connects
Extension bar (3) far from link block (2) one end sequentially pass through the first link slot (8) and the second link slot (9) and with the first magnetic patch
(10) top bonding, the bottom of second link slot (9) is bonded with the second magnetic patch (11), in first link slot (8)
The two sides of chamber are welded with the 4th connecting rod (13), and the 4th connecting rod (13) is fixed far from the one end of the first link slot (8)
It is equipped with gear (14), the two sides of the first connecting rod (3) offer sliding slot (15), the inside setting of the sliding slot (15)
Have gear bar (16), the outside of the gear (14) is engaged with gear bar (16), and the bottom of first damping block (7) is welded with
The bottom of decoupling rod (17), first damping block (7) is welded with second spring (18), the inside of second damping block (19)
It offers third link slot (20), the bottom of the third link slot (20) is welded with third spring (21), the decoupling rod
(17) bottom is run through the top of third link slot (20) and is welded with the top of third spring (21).
2. a kind of moveable bench for chemistry experiment according to claim 1, it is characterised in that: second damping block (19)
Bottom be fixedly installed with universal rolling wheel (22).
3. a kind of moveable bench for chemistry experiment according to claim 1, it is characterised in that: first magnetic patch (10) and
Second magnetic patch (11) is same polar magnet.
4. a kind of moveable bench for chemistry experiment according to claim 1, it is characterised in that: the decoupling rod (17) is located at
The inside of second spring (18).
5. a kind of moveable bench for chemistry experiment according to claim 1, it is characterised in that: the decoupling rod (17) passes through
Third link slot (20) and the second damping block (19) are socketed.
6. a kind of moveable bench for chemistry experiment according to claim 1, it is characterised in that: the right side of the experimental bench (1)
Side is equipped with drawing (23).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820364350.XU CN208612507U (en) | 2018-03-18 | 2018-03-18 | A kind of moveable bench for chemistry experiment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820364350.XU CN208612507U (en) | 2018-03-18 | 2018-03-18 | A kind of moveable bench for chemistry experiment |
Publications (1)
Publication Number | Publication Date |
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CN208612507U true CN208612507U (en) | 2019-03-19 |
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ID=65694615
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CN201820364350.XU Expired - Fee Related CN208612507U (en) | 2018-03-18 | 2018-03-18 | A kind of moveable bench for chemistry experiment |
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CN (1) | CN208612507U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114433270A (en) * | 2022-04-12 | 2022-05-06 | 潍坊工商职业学院 | Physical mechanics experiment table |
-
2018
- 2018-03-18 CN CN201820364350.XU patent/CN208612507U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114433270A (en) * | 2022-04-12 | 2022-05-06 | 潍坊工商职业学院 | Physical mechanics experiment table |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190319 Termination date: 20210318 |
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CF01 | Termination of patent right due to non-payment of annual fee |