CN209641315U - It is a kind of to adjust flash demo frame on the paper for playing speed - Google Patents
It is a kind of to adjust flash demo frame on the paper for playing speed Download PDFInfo
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- CN209641315U CN209641315U CN201920552121.5U CN201920552121U CN209641315U CN 209641315 U CN209641315 U CN 209641315U CN 201920552121 U CN201920552121 U CN 201920552121U CN 209641315 U CN209641315 U CN 209641315U
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- adjustable shelf
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Abstract
Flash demo frame on the paper for playing speed can be adjusted the utility model discloses one kind, including the support bookshelf that bottom plate and its plate upper surface side are fixed, the two sides that the plate upper surface is located at support bookshelf are respectively fixed with a pair of first support frame and a pair of second support frame, slide bar is fixed between a pair of first support frame, the lead screw parallel with slide bar is connected between a pair of second support frame, the outer wall of the lead screw and slide bar slidably connects adjustable shelf, wherein, connection is screwed between the lead screw and adjustable shelf.In the utility model, books are supported and prevented with overflexing by that can play in bottom plate setting support bookshelf, different operation personnel is reduced and the probability of the damage of books is caused to the different by compressive strain of books；By the transmission effect of lead screw and adjustable shelf and swinging plate to the abutment action of books, when pressing books, it can be avoided operator's finger and contacted with books and pollute.
Description
Technical field
The utility model relates to teaching aid technical fields, and in particular to one kind can adjust animation on the paper for playing speed
Demo rack.
Background technique
Animation is the pictures by being drawn as many movement moments after the expression of personage, movement, variation etc. are decomposed, then with taking the photograph
Shadow machine is continuously shot into a series of pictures, and the picture of consecutive variations is caused to vision.Its basic principle and film, TV one
Sample is all persistence of vision principle.
On existing paper when flash demo, shifting of the finger on books side is only passed through to pressing books deformation by hand
The dynamic quick variation for realizing paper number of pages, different operation personnel easily cause the damage of books to the different by compressive strain of books,
Finger, which directly presses, easily to be polluted in books side, influences the aesthetics of books entirety, and this demonstration mode is drilled
The influence of the person's of leting others have a look at pressing position and pressing dynamics, the effect of display easily occur neglecting slow phenomenon fastly suddenly there are larger difference.
Utility model content
In order to overcome above-mentioned technical problem, it can be adjusted the purpose of this utility model is to provide one kind and play speed
Flash demo frame on paper is supported and is prevented to books overflexing by that can play in bottom plate setting support bookshelf, reduces
Different operation personnel cause the probability of the damage of books to the different by compressive strain of books；Pass through the biography of lead screw and adjustable shelf
Movement is used and swinging plate can be avoided operator's finger and connect with books to the abutment action of books when pressing books
Touching pollutes；By the combination between first pulley group and the second belt wheel group, the adjusting of different drive ratios can be realized, and hold in the palm
Bookshelf position is arranged with Board position is stirred, and can guarantee that the variation of demonstrator pressing position and pressing dynamics is small, so that
Flash demo effect is more on paper.
The purpose of this utility model can be achieved through the following technical solutions:
It is a kind of to adjust flash demo frame on the paper for playing speed, fixed including bottom plate and its plate upper surface side
Bookshelf is held in the palm, the two sides that the plate upper surface is located at support bookshelf are respectively fixed with a pair of first support frame and a pair second supports
Frame is fixed with slide bar between a pair of first support frame, is connected between a pair of second support frame flat with slide bar
The outer wall of capable lead screw, the lead screw and slide bar slidably connects adjustable shelf, wherein the company of screwing between the lead screw and adjustable shelf
It connects, end outer wall of the lead screw close to bottom plate side is fixed with first pulley group, tight in a pair of second support frame
The outer wall of adjacent first pulley group is rotatably connected to crank, and the outer wall of the crank is fixed with the second belt wheel group, and described first
It is sequentially connected between belt wheel group and the second belt wheel group by belt；
The screw rod for running through and extending to adjustable shelf lower part is slidably connected at the end face center position of the adjustable shelf, it is described
The top surface of adjustable shelf is rotatably connected to the adjusting loop coil that connection is screwed with screw rod outer wall, and the bottom of the screw rod is welded with clamping
Block, the internal clamp of the gripping block are fixed with the bottom edge swinging plate vertical with lead screw axis；
The support bookshelf L-type contour structure hollow in middle position, the support bookshelf include two parallel to the base plate flat
Plate, wherein screwed at the plate center position in lower part and be connected with the adjusting bolt for extending to lower flat plate two sides, the tune
The lower rotation of section bolt is connected with stripper plate.
Be furthermore that: the outer wall of the screw rod offers bar shaped sliding slot, and the adjustable shelf corresponds to the perforative through-hole of screw rod
Inner wall, which is provided with, can limit screw rod by the clamping of rectangular cam and bar shaped sliding slot with the rectangular cam of bar shaped sliding slot clamping
The perforative through-hole of screw rod is corresponded in adjustable shelf not rotate.
Be furthermore that: the first pulley group is identical with the size of the second belt wheel group, and first pulley group and the second band
Wheel group is respectively provided with the card slot there are three various outer diameter, can realize three kinds by the combination of first pulley group and the second belt wheel group
Different transmission ratios.
Be furthermore that: the bottom of the stripper plate is stained with rubber pad, enhances stripper plate to books fixing intensity.
Be furthermore that: the distance between the bottom surface of the support bookshelf lower flat plate and plate top surface are greater than 3cm, convenient for support
Bookshelf and bottom plate clamp books.
Be furthermore that: the roughness on the swinging plate bottom edge be less than Ra0.32 μm, such swinging plate by lead screw into
When row is mobile, books will not be damaged, and movement is more smooth.
The utility model has the beneficial effects that
1, the fixed support bookshelf in plate upper surface side props up books by that can play in bottom plate setting support bookshelf
Overflexing is supportted and prevented, different operation personnel is reduced and the several of the damage of books is caused to the different by compressive strain of books
Rate；
2, a pair of first support frame is respectively fixed in the two sides that plate upper surface is located at support bookshelf and a pair second supports
Frame is respectively arranged with slide bar and lead screw between a pair of first support frame and a pair of second support frame, by lead screw and slide bar with
Adjustable shelf transmission connection, the screw rod for running through and extending to adjustable shelf lower part is slidably connected in the top surface of adjustable shelf, then movable
The top surface of frame is rotatably connected to the adjusting loop coil that connection is screwed with screw rod outer wall, and the bottom of screw rod is welded with gripping block, gripping block
Internal clamp be fixed with the bottom edge swinging plate vertical with lead screw axis, this kind of structure, the transmission for passing through lead screw and adjustable shelf is made
With and swinging plate to the abutment actions of books, when pressing books, can be avoided operator's finger and contacted with books and made
At pollution；
3, first pulley group is fixed in end outer wall of the lead screw close to bottom plate side, it is tight in a pair of second support frame
The outer wall of adjacent first pulley group is rotatably connected to crank, and the outer wall of crank is fixed with the second belt wheel group, first pulley group with
It is sequentially connected between second belt wheel group by belt, by the combination between first pulley group and the second belt wheel group, be can be realized
The adjusting of different drive ratios, and hold in the palm bookshelf position and stir Board position setting, it can guarantee demonstrator pressing position and pressing
The variation of dynamics is small, so that flash demo effect is more on paper.
Detailed description of the invention
The utility model will be further described below with reference to the accompanying drawings.
Fig. 1 is the structural schematic diagram of flash demo frame on the utility model paper；
Fig. 2 is another viewing angle constructions schematic diagram of flash demo frame on paper in the utility model；
Fig. 3 is flash demo frame main view on paper in the utility model.
In figure: 1, adjusting bolt；2, bookshelf is held in the palm；3, the first support frame；4, slide bar；5, swinging plate；6, gripping block；7, it adjusts
Loop coil；8, screw rod；9, belt；10, first pulley group；11, lead screw；12, adjustable shelf；13, the second support frame；14, bottom plate；15,
Crank；16, the second belt wheel group；17, stripper plate.
Specific embodiment
Below in conjunction with the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear, complete
Site preparation description, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.
Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
All other embodiment, fall within the protection scope of the utility model.
It please refers to shown in Fig. 1-3, it is a kind of to adjust flash demo frame on the paper for playing speed, including bottom plate 14 and its bottom
The fixed support bookshelf 2 in 14 upper surface side of plate, the two sides that 14 upper surface of bottom plate is located at support bookshelf 2 are respectively fixed with first a pair of
Support 3 and a pair of second support frame 13, are fixed with slide bar 4 between a pair of first support frame 3, living between a pair of second support frame 13
It moves and is connected with the lead screw 11 parallel with slide bar 4, the outer wall of lead screw 11 and slide bar 4 slidably connects adjustable shelf 12, wherein lead screw 11
It screwing and connect between adjustable shelf 12, end outer wall of the lead screw 11 close to 14 side of bottom plate is fixed with first pulley group 10,
Outer wall in a pair of second support frame 13 close to first pulley group 10 is rotatably connected to crank 15, and the outer wall of crank 15 connects and fixes
There is the second belt wheel group 16, is sequentially connected between first pulley group 10 and the second belt wheel group 16 by belt 9；
The screw rod 8 for running through and extending to 12 lower part of adjustable shelf is slidably connected at the end face center position of adjustable shelf 12, it is living
The top surface of moving frame 12 is rotatably connected to the adjusting loop coil 7 that connection is screwed with 8 outer wall of screw rod, and the bottom of screw rod 8 is welded with gripping block
6, the internal clamp of gripping block 6 is fixed with the bottom edge swinging plate 5 vertical with 11 axis of lead screw；
The L-type contour structure that bookshelf 2 is hollow in middle position is held in the palm, support bookshelf 2 includes two plates parallel with bottom plate 14,
In, it is screwed at the plate center position in lower part and is connected with the adjusting bolt 1 for extending to lower flat plate two sides, adjust bolt 1
Lower rotation be connected with stripper plate 17.
The outer wall of screw rod 8 offers bar shaped sliding slot, and the corresponding perforative through-hole wall of screw rod 8 of adjustable shelf 12 is provided with and bar shaped
The rectangular cam of sliding slot clamping can limit screw rod 8 in the corresponding spiral shell of adjustable shelf 12 by the clamping of rectangular cam and bar shaped sliding slot
The perforative through-hole of bar 8 does not rotate.
First pulley group 10 is identical with the size of the second belt wheel group 16, and first pulley group 10 and the second belt wheel group 16 are all provided with
The card slot there are three various outer diameter is set, can realize three kinds of differences by the combination of first pulley group 10 and the second belt wheel group 16
Transmission ratio.
The bottom of stripper plate 17 is stained with rubber pad, and enhancing stripper plate 17 holds in the palm 2 lower flat plate of bookshelf to books fixing intensity
Bottom surface and the distance between 14 top surface of bottom plate be greater than 3cm, books are clamped convenient for support bookshelf 2 and bottom plate 14, swinging plate 5
The roughness on bottom edge is less than Ra0.32 μm, and such swinging plate 5 will not cause to damage when being moved by lead screw 11 to books
It is bad, and movement is more smooth.
Working principle: in use, bottom plate 14 and support 2 lower flat plate of bookshelf will be placed at the hinge for needing the books demonstrated
Between gap at, turn adjust bolt 1 drive stripper plate 17 move down, books are fixed by stripper plate 17, so
The strip of paper used for sealing for living books with hand rest afterwards, enables books to be overturn along support bookshelf 2, then rotates crank 15 and passes through the second band
Transmission between wheel group 16 and first pulley group 10 drives lead screw 11 to rotate, so that adjustable shelf 12 is moved to designated position, then
It turns and adjusts loop coil 7 screw rod 8 and its swinging plate 5 of bottom connection is driven to move down, enable the page of swinging plate 5 and books
While lean, the speed needs demonstrated as needed, by belt 9 respectively with corresponding first pulley group 10 and the second belt wheel group 16
Card slot be attached, rotation crank 15 drives lead screw 11 by transmission between the second belt wheel group 16 and first pulley group 10
Rotation, so that adjustable shelf 12 is moved according to certain rate along lead screw 11, during adjustable shelf 12 is mobile, corresponding page
Bian Buyu swinging plate 5 contacts, and under the action of elastic deformation, paper restores to tiled state, to realize drilling for animation on paper
Show.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples
In can be combined in any suitable manner.
Above content is only to examples for clearly illustrating the present invention and explanation, affiliated those skilled in the art couple
Described specific embodiment does various modifications or additions or is substituted in a similar manner, without departing from practical new
Type or beyond the scope defined by this claim, all should belong to the protection range of the utility model.
Claims (6)
1. one kind can adjust flash demo frame on the paper for playing speed, including bottom plate (14) and its bottom plate (14) upper surface side
Fixed support bookshelf (2), which is characterized in that the two sides that bottom plate (14) upper surface is located at support bookshelf (2) are respectively fixed with one
To the first support frame (3) and a pair of second support frame (13), it is fixed with slide bar (4) between a pair of first support frame (3), one
It is connected with the lead screw parallel with slide bar (4) (11) between second support frame (13), the lead screw (11) and slide bar
(4) outer wall slidably connects adjustable shelf (12), wherein and it screws and connect between the lead screw (11) and adjustable shelf (12), it is described
End outer wall of the lead screw (11) close to bottom plate (14) side is fixed with first pulley group (10), a pair of second support frame
(13) outer wall in close to first pulley group (10) is rotatably connected to crank (15), and the outer wall of the crank (15) is fixed with
Second belt wheel group (16) is sequentially connected between the first pulley group (10) and the second belt wheel group (16) by belt (9)；
The screw rod for running through and extending to adjustable shelf (12) lower part is slidably connected at the end face center position of the adjustable shelf (12)
(8), the top surface of the adjustable shelf (12), which is rotatably connected to, screws the adjusting loop coil (7) of connection, the screw rod with screw rod (8) outer wall
(8) bottom is welded with gripping block (6), and it is vertical with lead screw (11) axis that the internal clamp of the gripping block (6) is fixed with bottom edge
Swinging plate (5)；
Support bookshelf (2) the L-type contour structure hollow in middle position, the support bookshelf (2) include two flat with bottom plate (14)
Capable plate, wherein screwed at the plate center position in lower part and be connected with the adjusting bolt for extending to lower flat plate two sides
(1), the lower rotation for adjusting bolt (1) is connected with stripper plate (17).
2. one kind according to claim 1 can adjust flash demo frame on the paper for playing speed, which is characterized in that described
The outer wall of screw rod (8) offers bar shaped sliding slot, and corresponding screw rod (8) the perforative through-hole wall of the adjustable shelf (12) is provided with and item
The rectangular cam of shape sliding slot clamping.
3. one kind according to claim 1 can adjust flash demo frame on the paper for playing speed, which is characterized in that described
First pulley group (10) is identical with the size of the second belt wheel group (16), and first pulley group (10) and the second belt wheel group (16) are all provided with
Set the card slot there are three various outer diameter.
4. one kind according to claim 1 can adjust flash demo frame on the paper for playing speed, which is characterized in that described
The bottom of stripper plate (17) is stained with rubber pad.
5. one kind according to claim 1 can adjust flash demo frame on the paper for playing speed, which is characterized in that described
The distance between bottom surface and bottom plate (14) top surface for holding in the palm bookshelf (2) lower flat plate are greater than 3cm.
6. one kind according to claim 1 can adjust flash demo frame on the paper for playing speed, which is characterized in that described
The roughness on swinging plate (5) bottom edge is less than Ra0.32 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920552121.5U CN209641315U (en) | 2019-04-23 | 2019-04-23 | It is a kind of to adjust flash demo frame on the paper for playing speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920552121.5U CN209641315U (en) | 2019-04-23 | 2019-04-23 | It is a kind of to adjust flash demo frame on the paper for playing speed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209641315U true CN209641315U (en) | 2019-11-15 |
Family
ID=68497773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920552121.5U Active CN209641315U (en) | 2019-04-23 | 2019-04-23 | It is a kind of to adjust flash demo frame on the paper for playing speed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209641315U (en) |
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2019
- 2019-04-23 CN CN201920552121.5U patent/CN209641315U/en active Active
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