CN208855288U

CN208855288U - A kind of mathematical formulae assisted memory plate

Info

Publication number: CN208855288U
Application number: CN201820910527.1U
Authority: CN
Inventors: 刘�英
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-06-12
Filing date: 2018-06-12
Publication date: 2019-05-14
Anticipated expiration: 2028-06-12

Abstract

The utility model discloses a kind of mathematical formulae assisted memory plates, including pedestal, rectangular slab is connected on the right side of the top of the pedestal, the front side top left hand of the rectangular slab is connected with inserted link by shaft, the top of the rectangular slab is connected with support base, and the top front side of the support base is connected with runner by shaft.The mathematical formulae assisted memory plate, by pulling up support rod, make support rod that the first fixture block be driven to move up to snap fit onto the top of the second fixture block and be fixed, height adjustment is carried out to the first clipboard to realize, solve the problems, such as that existing mathematics assisted memory plate does not have elevating function, the use for the person of being convenient to use, pass through rotating wheel, runner is set to drive connecting plate to move to the right by shaft, different size of second clipboard is fixed between the first connecting plate and third connecting plate to realize, the memory plate of fixed different area can be gone according to user's demand, using more flexible.

Description

A kind of mathematical formulae assisted memory plate

Technical field

The utility model relates to mathematical technique field, specially a kind of mathematical formulae assisted memory plate.

Background technique

Mathematics is the Men Xueke for studying the concepts such as quantity, structure, variation, space and information, belongs in terms of certain angle In one kind of formal science, when contacting this subject of mathematics, many formula of mathematics allow many beginners not remember, at this time mathematics Formula assisted memory plate comes into being, but existing mathematics assisted memory plate does not have the function of lifting, cannot be according to memory plate Size is fixed, and the height of mathematics assisted memory plate cannot be adjusted according to the height of instructor when in use, The use of person inconvenient to use reduces the quality attended class.

Utility model content

The purpose of this utility model is to provide a kind of mathematical formulae assisted memory plates, to solve to mention in above-mentioned background technique Out the problem of.

To achieve the above object, the utility model provides the following technical solutions: a kind of mathematical formulae assisted memory plate, including The top right side of pedestal, the pedestal is connected with rectangular slab, and the front side top left hand of the rectangular slab is connected with slotting by shaft Bar, the top of the rectangular slab are connected with support base, are connected with runner by shaft on front side of the top of the support base, and described turn The front end circumferential surface of wheel offers the card slot to match with inserted link, and the front end left side of the runner is connected with company by shaft The right end of fishplate bar, the connecting plate is connected with first connecting rod and third connecting rod, the right side of the first connecting rod by shaft End is connected with the first connecting plate by shaft, and the right end of the third connecting rod is connected with third connecting plate by shaft, and the It is connected on the right side of the bottom end of three connecting plates and the top of rectangular slab, is plugged with second between first connecting plate and third connecting plate Clipboard, the top left hand surface of the pedestal open up fluted, and the inner cavity of the groove is plugged with support rod, the support rod Outer wall be connected with the first fixture block from top to bottom, the top of the support rod is connected with the first clipboard, the support rod Outer wall upper and lower ends are socketed with shell, and the left and right ends interference fit of the shell has a support column, and the bottom end of support column with The top of pedestal is mutually clamped, and the left side bottom end of the shell is connected with the second connecting plate, and the inner cavity of second connecting plate is embedded There is sliding block, the top of the sliding block is connected with pull rod, and the outer wall upper and lower ends of the pull rod are socketed with the second connecting rod, described It is connected with spring on the left of the inner cavity of shell, the right end of the spring is connected with the second fixture block, and the right end of second connecting rod prolongs It puts in shell and spring and the Left-side center position of the second fixture block is mutually clamped.

Preferably, the first fixture block gap arrangement support rod outer wall, and the spacing between the first fixture block be 10cm.

Preferably, the quantity of the support column is four, and is located at the quadrangle of shell.

Preferably, the card slot annular is arranged in the circumferential surface of runner, and the spacing between card slot is 5cm.

Preferably, minimum 60 degree of the angle between the first connecting rod and third connecting rod.

Compared with prior art, the utility model has the beneficial effects that the mathematical formulae assisted memory plate, 1, by upward Support rod is pulled, makes support rod that the first fixture block be driven to move up and snaps fit onto the top of the second fixture block and be fixed, to realize Height adjustment is carried out to the first clipboard, solves the problems, such as that existing mathematics assisted memory plate does not have elevating function, avoids The situation that mathematics assisted memory plate height cannot be adjusted according to the height of instructor when in use, the person of being convenient to use Use；

2, by rotating wheel, runner is made to drive connecting plate to move to the right by shaft, connecting plate is driven by shaft Movement increases the distance between the first connecting plate and third connecting plate to the right for first connecting rod and third connecting rod, to realize Different size of second clipboard is fixed between the first connecting plate and third connecting plate, can go to fix according to user's demand The memory plate of different area, use is more flexible, improves the quality attended class, and is suitble to promote.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is structural schematic diagram at the A of the utility model.

In figure: 1, pedestal, 2, groove, the 3, first clipboard, the 4, first fixture block, 5, support rod, 6, support column, 7, connection Plate, 8, runner, 9, card slot, 10, first connecting rod, the 11, first connecting plate, the 12, second connecting plate, 13, sliding block, 14, pull rod, 15, the second connecting rod, 16, spring, 17, shell, the 18, second fixture block, 19, third connecting rod, 20, third connecting plate, 21, second Clipboard, 22, rectangular slab, 23, inserted link, 24, support base.

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 mathematical formulae assisted memory plate, including bottom The top right side of seat 1, pedestal 1 is connected with rectangular slab 22, and the front side top left hand of rectangular slab 22 is connected with inserted link 23 by shaft, The top of rectangular slab 22 is connected with support base 24, is connected with runner 8 by shaft on front side of the top of support base 24, before runner 8 End circumferential surface offers the card slot 9 to match with inserted link 23, circumferential surface of 9 annular array of card slot in runner 8, and card slot Spacing between 9 is 5cm, may be implemented that 11 different height of the first connecting plate is adjusted, by turning on the left of the front end of runner 8 Axis is connected with connecting plate 7, and the right end of connecting plate 7 is connected with first connecting rod 10 and third connecting rod 19 by shaft, and first connects Minimum 60 degree of angle between extension bar 10 and third connecting rod 19, the right end of first connecting rod 10 is connected with first by shaft Connecting plate 11, the right end of third connecting rod 19 are connected with third connecting plate 20 by shaft, and the bottom end of third connecting plate 20 with It is connected on the right side of the top of rectangular slab 22, third connecting plate 20, which is fixed, which may be implemented, carries out height tune to the first connecting plate 11 Section, is plugged with the second clipboard 21, the top left hand surface of pedestal 1 offers between the first connecting plate 11 and third connecting plate 20 Groove 2, the inner cavity of groove 2 are plugged with support rod 5, and the outer wall of support rod 5 is connected with the first fixture block 4, the first card from top to bottom 4 gap arrangement of block support rod 5 outer wall, and the spacing between the first fixture block 4 be 10cm, may be implemented to the first board into Row height adjustment, the top of support rod 5 are connected with the first clipboard 3, and the outer wall upper and lower ends of support rod 5 are socketed with shell 17, two shells 17 can make support rod 5 more stable, and the left and right ends interference fit of shell 17 has support column 6, support column 6 Quantity be four, and be located at the quadrangle of shell 17, shell 17 can be made more firm, and the bottom end of support column 6 and pedestal 1 Top be mutually clamped, the left side bottom end of shell 17 is connected with the second connecting plate 12, and the inner cavity of the second connecting plate 12 is embedded with sliding block 13, the top of sliding block 13 is connected with pull rod 14, when needing to reduce the height of the first clipboard 3, can pull pull rod to the left 14, the outer wall upper and lower ends of pull rod 14 are socketed with the second connecting rod 15, are connected with spring 16, spring on the left of the inner cavity of shell 17 16 be helical spring, coefficient of elasticity 21N/CM, and spring 16 is stretched or generates after squeezing elastic deformation, is removed extensive after external force Again to original state, the second fixture block 18 can be pushed to reset by spring 16, the right end of spring 16 is connected with the second fixture block 18, can The first clipboard 3 is fixed with realizing, the right end of the second connecting rod 15 extends into shell 17 and spring 16 and the second fixture block 18 Left-side center position is mutually clamped, and pull rod 14 can be pulled to drive to the left when needing to reduce the height of the first clipboard 3 Second fixture block 18 makes support rod 5 that the first fixture block 4 be driven to move down to 17 medial movement of shell.

When user needs using mathematical formulae assisted memory plate, support rod 5 is pulled up, support rod 5 is made to drive the One clipboard 3 and the first fixture block 4 move up in groove 2, and support rod 5 drives the first fixture block 4 while move upwards with the Two fixture blocks 18 contact, and squeeze the second fixture block 18 to mobile on the left of the inner cavity of shell 17, while squeezing spring 16, spring 16 by The thrust reversed to the second fixture block 18 is tightened in power deformation, and when the first fixture block 4 moves to the top of the second fixture block 18, spring 16 is extensive Complex deformation pushes the second fixture block 18 to reset the bottom end for snapping into the first fixture block 4, realizes the fixation to support rod 5, pulls to the left Pull rod 14 moves pull rod 14 to the left in the inner cavity of the second connecting plate 12 with movable slider 13, while pull rod 14 connects by second Extension bar 15 drives the second fixture block 18 is mobile to the left to squeeze spring 16, when the second fixture block 18 moves on the left of the inner cavity of shell 17 When, support rod 5 is moved down, makes support rod 5 that the first clipboard 3 and the first fixture block 4 be driven to move to the inner cavity bottom end of groove 2, Release is applied to the external force of pull rod 14 after the first clipboard 3 drops to suitable position, and spring 16 restores deformation and pushes second Fixture block 18 snaps into the bottom end of the first fixture block 4, so that the high low adjustment to the first clipboard 3 is realized, it can be according to user's need The height for seeking de-regulation device makes runner 8 drive connecting plate 7 to move to the right on support base 24, together by rotating wheel 8 When connecting plate 7 drive first connecting rod 10 and third connecting rod 19 to move to the right by shaft, make its 10 He of first connecting rod Angle between third connecting rod 19 becomes larger, and first connecting rod 10 drives the first connecting plate 11 to move upwards, to realize increase Spacing between first connecting plate 11 and third connecting plate 20, can be according to the first connecting plate of use demand de-regulation 11 and third Different size of memory plate is fixed in spacing between connecting plate 20, and inserted link 23 is inserted into corresponding card slot 9 and is consolidated Fixed, using flexible is easy to operate.

Claims

1. a kind of mathematical formulae assisted memory plate, including pedestal (1), it is characterised in that: clamping on the right side of the top of the pedestal (1) Have rectangular slab (22), the front side top left hand of the rectangular slab (22) is connected with inserted link (23), the rectangular slab by shaft (22) top is connected with support base (24), is connected with runner (8) on front side of the top of the support base (24) by shaft, described The front end circumferential surface of runner (8) offers the card slot (9) to match with inserted link (23), the front end left side of the runner (8) It is connected with connecting plate (7) by shaft, the right end of the connecting plate (7) is connected with first connecting rod (10) and third by shaft The right end of connecting rod (19), the first connecting rod (10) is connected with the first connecting plate (11) by shaft, the third connection The right end of bar (19) is connected with third connecting plate (20) by shaft, and the bottom end of third connecting plate (20) and rectangular slab (22) It is connected on the right side of top, is plugged with the second clipboard (21) between first connecting plate (11) and third connecting plate (20), it is described The top left hand surface of pedestal (1) opens up fluted (2), and the inner cavity of the groove (2) is plugged with support rod (5), the support The outer wall of bar (5) is connected with the first fixture block (4) from top to bottom, and the top of the support rod (5) is connected with the first clipboard (3), the outer wall upper and lower ends of the support rod (5) are socketed with shell (17), and the left and right ends interference of the shell (17) is matched Conjunction has support column (6), and the bottom end of support column (6) and the top of pedestal (1) are mutually clamped, the left side bottom end card of the shell (17) It is connected to the second connecting plate (12), the inner cavity of second connecting plate (12) is embedded with sliding block (13), the top of the sliding block (13) It is connected with pull rod (14), the outer wall upper and lower ends of the pull rod (14) are socketed with the second connecting rod (15), the shell (17) Inner cavity on the left of be connected with spring (16), the right end of the spring (16) is connected with the second fixture block (18), second connecting rod (15) right end extends into shell (17) and spring (16) and the Left-side center position of the second fixture block (18) is mutually clamped.

2. a kind of mathematical formulae assisted memory plate according to claim 1, it is characterised in that: between first fixture block (4) Gap is arranged in the outer wall of support rod (5), and the spacing between the first fixture block (4) is 10cm.

3. a kind of mathematical formulae assisted memory plate according to claim 1, it is characterised in that: the number of the support column (6) Amount is four, and is located at the quadrangle of shell (17).

4. a kind of mathematical formulae assisted memory plate according to claim 1, it is characterised in that: card slot (9) ring row It is listed in the circumferential surface of runner (8), and the spacing between card slot (9) is 5cm.

5. a kind of mathematical formulae assisted memory plate according to claim 1, it is characterised in that: the first connecting rod (10) Minimum 60 degree of angle between third connecting rod (19).