CN208351780U - A kind of teaching aid for periodic table of chemical elements - Google Patents
A kind of teaching aid for periodic table of chemical elements Download PDFInfo
- Publication number
- CN208351780U CN208351780U CN201820261266.5U CN201820261266U CN208351780U CN 208351780 U CN208351780 U CN 208351780U CN 201820261266 U CN201820261266 U CN 201820261266U CN 208351780 U CN208351780 U CN 208351780U
- Authority
- CN
- China
- Prior art keywords
- card
- mandril
- box
- periodic table
- teaching aid
- 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
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- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
The utility model discloses a kind of teaching aid for periodic table of chemical elements, including pedestal, the right end of second compressed spring is equipped with card ball, the outer wall of the inner box is equipped with the second card pocket, the outer wall of the outer box is equipped with the first card pocket, and the inside of the central tube is equipped with mandril, and the right side bottom end of the mandril is equipped with fixture block, by being connected at the first pin shaft and the center of fixture block, the right end of the fixture block runs through central tube on the top of the bracket.The teaching aid for periodic table of chemical elements, by the cooperation of card ball, fixture block and mandril, the first card pocket contains atomic weight card, and the second card pocket contains element card, student finds out atomic weight card and corresponding element card, when not in use, inner box retracts the inside of outer box to teaching aid for periodic table of chemical elements, and column retracts the inside of inner box, using simple, conducive to the memory to element, occupies little space and store conveniently, be able to satisfy the use demand of user.
Description
Technical field
The utility model relates to teaching aid technical field, specially a kind of teaching aid for periodic table of chemical elements.
Background technique
In middle school period, chemical study often becomes the roadblock of student's study, and basic reason was to element week
The understanding of phase table is not in place, therefore the chemical property of element is caused not remembered clearly, and be ignorant of chemistry, although, it will be each in textbook
Element has carried out sequence and has arranged, and thus constitutes the periodic table of elements, however, the periodic table of elements of such form can not be mentioned effectively
It enters a higher school the raw understanding to chemical element, effect is little in terms of the Chemical result for improving student, in the prior art, such as application number
For 201120021911.4 utility model patent, including pedestal, bracket and marking plate, the marking plate includes according to chemistry
The ascending sequence of element and clock wise spirals setting multiple chemical element Sign Boards and be arranged radially blocking for opening
Plate, and the shutter is set on multiple chemical element Sign Boards, when the shutter does circular-rotation, radial
Opening manifests chemical element Sign Board, although teaching aid for periodic table of chemical elements described in the utility model can react
The changing rule of chemical element chemical property, but using trouble, are unfavorable for the memory to element, and the big storage of occupied space is not square
Just, it is not able to satisfy the use demand of user.
Utility model content
The purpose of this utility model is to provide a kind of teaching aid for periodic table of chemical elements, to solve above-mentioned background technique
The problem of middle proposition.
To achieve the above object, the utility model provides the following technical solutions: a kind of teaching aid for periodic table of chemical elements,
Including pedestal, column is mounted at left and right sides of the upper surface of the pedestal, the top of the column is equipped with inner box, described vertical
The inside of column is equipped with spring groove, and the inside of the spring groove is equipped with the second compressed spring, the right end of second compressed spring
Card ball is installed, the junction of the inner box and column is equipped with groove, and the groove matches with card ball, the outer wall of the inner box
Second card pocket is installed, the top of the inner box is equipped with outer box, and the outer wall of the outer box is equipped with the first card pocket, described
The top of outer box is equipped with handle, and central tube is equipped at the inside center of the outer box, and the inside of the central tube is equipped with
Outer box are run through on the top of mandril, the mandril, and the top of the mandril is equipped with button, gear is equipped at the center of the mandril
Piece, the inner wall of the central tube are equipped with baffle, and the first compressed spring is equipped between the baffle and baffle, the mandril
Bottom end sequentially passes through the first compressed spring and baffle, and the right side bottom end of the mandril is equipped with fixture block, and the fixture block passes through second
Pin shaft is connected with mandril, and bottom end is equipped with bracket on the right side of the inner wall of the central tube, and the top of the bracket passes through the first pin shaft
It is connected at the center of fixture block, the right end of the fixture block runs through central tube.
Preferably, the inside of the pedestal is equipped with card box, and the inside of the card box is equipped with partition, the card
The left side bottom end of box is equipped with turning rolls, and idler wheel is equipped on the left of the turning rolls, and the idler wheel passes through roller shaft and idler wheel
Frame is connected, and protrusion is equipped on the left of the inner bottom of the pedestal, and the protrusion matches with idler wheel.
Preferably, the junction of the card ball and the second compressed spring is equipped with gasket.
Preferably, the junction of the mandril and baffle is equipped with sliding sleeve.
Preferably, the bottom end quadrangle of the pedestal is mounted on feet.
Compared with prior art, the utility model has the beneficial effects that the teaching aid for periodic table of chemical elements, passes through card
The cooperation of ball, fixture block and mandril, the first card pocket contain atomic weight card, and the second card pocket contains element card, and student finds out
Atomic weight card and corresponding element card, teaching aid for periodic table of chemical elements when not in use, press by downward button press
Button drives mandril to move down, and the left end that mandril moves fixture block moves down, and the right end of fixture block is upwardly separated from inner box, and inner box retracts outer
The inside of box is slightly firmly pressed downward inner box, and card ball is detached from groove, and column retracts the inside of inner box, using simple, is conducive to element
Memory, occupy little space store conveniently, be able to satisfy the use demand of user.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the cross-sectional view of the utility model；
Fig. 3 is the push rod structure schematic diagram of the utility model；
Fig. 4 is the card spherical structure schematic diagram of the utility model；
Fig. 5 is the roller structure schematic diagram of the utility model.
In figure: 1, pedestal, 2, column, 3, inner box, the 4, first card pocket, 5, handle, 6, outer box, the 7, second card pocket, 8,
Card box, 9, feet, 10, button, 11, central tube, 12, partition, 13, idler wheel, 14, mandril, 15, baffle, the 16, first compression bullet
Spring, 17, baffle, 18, sliding sleeve, 19, fixture block, 20, bracket, the 21, first pin shaft, the 22, second pin shaft, 23, spring groove, 24, second
Compressed spring, 25, gasket, 26, card ball, 27, groove, 28, turning rolls, 29, roller shaft, 30, protrusion.
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.
Fig. 1-5 is please referred to, the utility model provides a kind of technical solution: a kind of teaching aid for periodic table of chemical elements, packet
Include pedestal 1, the bottom end quadrangle of pedestal 1 is mounted on feet 9, and feet 9 plays the role of that vibration damping is anti-skidding, and the inside of pedestal 1 is equipped with
Card box 8, the inside of card box 8 are equipped with partition 12, and card box 8 is separated into two parts by partition 12, and a part places element
Card, a part place atomic weight card, and the left side bottom end of card box 8 is equipped with turning rolls 28, the left side installation of turning rolls 28
There is idler wheel 13, idler wheel 13 keeps card box 8 smooth in the internal slide of pedestal 1, and idler wheel 13 passes through roller shaft 29 and 28 phase of turning rolls
Even, protrusion 30 is equipped on the left of the inner bottom of pedestal 1, protrusion 30 matches with idler wheel 13, and protrusion 30 is for preventing card box 8 sliding
It is dynamic, it is mounted on column 2 at left and right sides of the upper surface of pedestal 1, the top of column 2 is equipped with inner box 3, and the inside of column 2 is equipped with
Spring groove 23, the inside of spring groove 23 are equipped with the second compressed spring 24, and the coefficient of elasticity of the second compressed spring 24 is 8N/CM,
The right end of second compressed spring 24 is equipped with card ball 26, and the junction of card ball 26 and the second compressed spring 24 is equipped with gasket 25,
The junction of the inside that gasket 25 is used to prevent card ball 26 from entering compressed spring 24, inner box 3 and column 2 is equipped with groove 27, groove
27 match with card ball 26, and the elastic reaction of the second compressed spring 24 makes card ball enter groove 27, and inner box 3 and column 2 are fixed, slightly
It is firmly pressed downward inner box 3, card ball 26 is detached from groove 27, and column 2 retracts the inside of inner box 3, and the outer wall of inner box 3 is equipped with the second card
Piece bag 7, for the second card pocket 7 for containing element card, the top of inner box 3 is equipped with outer box 6, and the outer wall of outer box 6 is equipped with the
One card pocket 4, the first card pocket 4 are equipped with handle 5 for containing atomic weight card, the top of outer box 6, and handle 5 is for lifting
Teaching aid for periodic table of chemical elements is equipped with central tube 11 at the inside center of outer box 6, and the inside of central tube 11 is equipped with top
Outer box 6 are run through on the top of bar 14, mandril 14, and the top of mandril 14 is equipped with button 10, is equipped with baffle at the center of mandril 14
15, the inner wall of central tube 11 is equipped with baffle 17, and the first compressed spring 16, the first compression are equipped between baffle 17 and baffle 15
The coefficient of elasticity of spring 16 is 10N/CM, and the bottom end of mandril 14 sequentially passes through the first compressed spring 16 and baffle 17, mandril 14 with
The junction of baffle 17 is equipped with sliding sleeve 18, and mandril 14 can be slided up and down in the inside of sliding sleeve 18, the right side bottom end of mandril 14
Fixture block 19 is installed, fixture block 19 is connected by the second pin shaft 22 with mandril 14, and bottom end is equipped with branch on the right side of the inner wall of central tube 11
Frame 20, by being connected at the first pin shaft 21 and the center of fixture block 19, the right end of fixture block 19 runs through central tube 11 on the top of bracket 20,
Downward button press 10, button 10 drive mandril 14 to move down, and mandril 14 drives the left end of fixture block 19 to move down, fixture block 19
Right end be upwardly separated from inner box 3, inner box 3 retracts the inside of outer box 6.
First card pocket 4 contains atomic weight card, and the second card pocket 7 contains element card, and student finds out atomic weight card
With corresponding element card, when not in use, downward button press 10, button 10 drives teaching aid for periodic table of chemical elements
Mandril 14 moves down, and mandril 14 drives the left end of fixture block 19 to move down, and the right end of fixture block 19 is upwardly separated from inner box 3, inner box 3
The inside of outer box 6 is retracted, inner box 3 is slightly firmly pressed downward, card ball 26 is detached from groove 27, and column 2 retracts the inside of inner box 3.
In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", " in
The orientation of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than
The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot
It is construed as a limitation of the present invention.
In addition, term " first ", " second ", " third ", " the 4th " are used for description purposes only, and should not be understood as instruction or
It implies relative importance or implicitly indicates the quantity of indicated technical characteristic, define " first ", " second ", " the as a result,
Three ", the feature of " the 4th " can explicitly or implicitly include at least one of the features.
In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu
Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；
It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
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 (5)
1. a kind of teaching aid for periodic table of chemical elements, including pedestal (1), it is characterised in that: the upper surface of the pedestal (1) is left
Right two sides are mounted on column (2), and the top of the column (2) is equipped with inner box (3), and the inside of the column (2) is equipped with bullet
The inside of spring slot (23), the spring groove (23) is equipped with the second compressed spring (24), the right side of second compressed spring (24)
End is equipped with card ball (26), and the junction of the inner box (3) and column (2) is equipped with groove (27), the groove (27) and card ball
(26) match, the outer wall of the inner box (3) is equipped with the second card pocket (7), and the top of the inner box (3) is equipped with outer box
(6), the outer wall of the outer box (6) is equipped with the first card pocket (4), and the top of the outer box (6) is equipped with handle (5), described
It is equipped at the inside center of outer box (6) central tube (11), the inside of the central tube (11) is equipped with mandril (14), the top
Outer box (6) are run through on the top of bar (14), and the top of the mandril (14) is equipped with button (10), at the center of the mandril (14)
It is equipped with baffle (15), the inner wall of the central tube (11) is equipped with baffle (17), between the baffle (17) and baffle (15)
It being equipped with the first compressed spring (16), the bottom end of the mandril (14) sequentially passes through the first compressed spring (16) and baffle (17),
The right side bottom end of the mandril (14) is equipped with fixture block (19), and the fixture block (19) passes through the second pin shaft (22) and mandril (14) phase
Even, bottom end is equipped with bracket (20) on the right side of the inner wall of the central tube (11), and the top of the bracket (20) passes through the first pin shaft
(21) it is connected at the center of fixture block (19), the right end of the fixture block (19) runs through central tube (11).
2. a kind of teaching aid for periodic table of chemical elements according to claim 1, it is characterised in that: the pedestal (1)
Inside is equipped with card box (8), and the inside of the card box (8) is equipped with partition (12), the left side bottom end of the card box (8)
It is equipped with turning rolls (28), is equipped with idler wheel (13) on the left of the turning rolls (28), the idler wheel (13) passes through roller shaft
(29) it is connected with turning rolls (28), is equipped on the left of the inner bottom of the pedestal (1) raised (30), the protrusion (30) and idler wheel
(13) match.
3. a kind of teaching aid for periodic table of chemical elements according to claim 1, it is characterised in that: the card ball (26) with
The junction of second compressed spring (24) is equipped with gasket (25).
4. a kind of teaching aid for periodic table of chemical elements according to claim 1, it is characterised in that: the mandril (14) with
The junction of baffle (17) is equipped with sliding sleeve (18).
5. a kind of teaching aid for periodic table of chemical elements according to claim 1, it is characterised in that: the pedestal (1)
Bottom end quadrangle is mounted on feet (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820261266.5U CN208351780U (en) | 2018-02-21 | 2018-02-21 | A kind of teaching aid for periodic table of chemical elements |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820261266.5U CN208351780U (en) | 2018-02-21 | 2018-02-21 | A kind of teaching aid for periodic table of chemical elements |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208351780U true CN208351780U (en) | 2019-01-08 |
Family
ID=64873171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820261266.5U Expired - Fee Related CN208351780U (en) | 2018-02-21 | 2018-02-21 | A kind of teaching aid for periodic table of chemical elements |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208351780U (en) |
-
2018
- 2018-02-21 CN CN201820261266.5U patent/CN208351780U/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: 20190108 Termination date: 20200221 |