CN209707904U - A kind of Applied Writing apparatus for demonstrating - Google Patents
A kind of Applied Writing apparatus for demonstrating Download PDFInfo
- Publication number
- CN209707904U CN209707904U CN201920845756.4U CN201920845756U CN209707904U CN 209707904 U CN209707904 U CN 209707904U CN 201920845756 U CN201920845756 U CN 201920845756U CN 209707904 U CN209707904 U CN 209707904U
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- CN
- China
- Prior art keywords
- hollow chamber
- connecting shaft
- telescopic seat
- telescopic
- box body
- 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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Abstract
The utility model discloses a kind of Applied Writing apparatus for demonstrating, including box body, the box body is internally provided with hollow chamber, the bottom surface middle position of the hollow chamber is provided with communication port, the top opening of the hollow chamber is provided with top cover, inside one end of the hollow chamber is provided with servo motor, the servo motor is connected with transmission shaft by gear-box, the end surface of the transmission shaft is provided with transmission groove, the other end of the hollow chamber is provided with telescopic seat, the junction of the hollow chamber end surface and telescopic seat is provided with telescopic chute, one end of the telescopic seat extends in telescopic chute, the top cover that can flexibly open and close is increased at the top of box body in the present invention, and the telescopic seat that can be stretched is increased in tray interior, one end of connecting shaft is connected by telescopic seat, it is driven axis connection connecting shaft The other end, Scroll are to realize quickly installation and removal, are replaced convenient for assembling and the maintenance in later period.
Description
Technical field
The utility model belongs to practical writing apparatus for demonstrating technical field, and in particular to a kind of Applied Writing apparatus for demonstrating.
Background technique
Practical writing is a kind of style that the mankind are formed in long-term social practice, is government offices, political party, society
When group, enterprise and institution handle various things in routine work, life, what is be commonly used has bright road, communicates, abides by
The customary form style to become social custom with agreement.It is that people transmit information, processing affairs, phatic tool, some practical writings are also
It is used as voucher and foundation.With the development of society, contacts of the people in work and life are more and more frequent, thing is also got over
Come it is more complicated, therefore the function of practical writing also just it is more and more.So-called practical writing is that people are in life, study, work
It handles practical things and writes, have practicability feature, and form the article of customary form, in present language teaching, application
The Teaching of Writing of text is also included into wherein, and teaching now is typically all to be thrown the format of some writings and method by projection device
Shadow achievees the purpose that teaching by computer demonstration on projection screen, and present projection screen is typically all to be fixed on installation
In box, and drives the Scroll of projection screen to rotate by the motor in mounting box and carry out folding and unfolding, but present mounting box
All be that fixing bolt is fixed, it has not been convenient to open, the Scroll inside mounting box is fixed in mounting box, it has not been convenient to disassembly and more
It changes.
Utility model content
The purpose of this utility model is to provide a kind of Applied Writing apparatus for demonstrating, 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 Applied Writing apparatus for demonstrating, including
Box body, the box body are internally provided with hollow chamber, and the bottom surface middle position of the hollow chamber is provided with communication port, described
The top opening of hollow chamber is provided with top cover, and inside one end of the hollow chamber is provided with servo motor, and the servo motor is logical
It crosses gear-box and is connected with transmission shaft, the end surface of the transmission shaft is provided with transmission groove, and the other end of the hollow chamber is set
It is equipped with telescopic seat, the junction of the hollow chamber end surface and telescopic seat is provided with telescopic chute, and one end of the telescopic seat is prolonged
It extending in telescopic chute, and is connected with spring between telescopic seat and telescopic chute, the lateral ends of the telescopic seat are provided with mounting groove,
Bearing is provided on the inside of the mounting groove, the bosom of the hollow chamber is provided with connecting shaft, one end of the connecting shaft
It extends in the transmission groove of end part of driving shaft and is connected together, the inside rotation that the other end of the connecting shaft extends to bearing connects
It connects, Scroll is provided among the outer surface of the connecting shaft, the Scroll is surrounded with curtain, and one end of the curtain is set
Be equipped with mounting groove, the outer surface of the Scroll with connect the strip place of being connected together and be provided with link slot, the curtain it is another
End extends to below box body across communication port, and the other end of curtain is provided with stretch rod, and the both side surface of the telescopic seat is set
It is equipped with support slipper, the inner surface of the hollow chamber and the support slipper place of being slidably connected are provided with support sliding slot.
Preferably, the side marginal surface of the top cover and the top opening edge of hollow chamber are connected by a hinge, institute
The bottom surface front edge position for stating top cover is provided with buckle, and inner surface front end and the buckle of the hollow chamber are connected together
Place is provided with card hole.
Preferably, the shape of the link slot is T-type structure, and the both ends of Scroll are run through at the both ends of link slot, described
The both ends outer surface of connecting shaft is each provided with a confinement plate set, and the confinement plate set is connected together with connecting shaft, and confinement plate
One side surface of set is bonded with the end surface of Scroll.
Preferably, the locking slot of a pair of of semicircle, institute are symmetrically arranged on the inner wall of the transmission groove of the end part of driving shaft
The outer surface stated connecting shaft and be driven one end of axis connection is provided with and the consistent lock projection of locking slot size.
Preferably, the horizontal length of the communication port is 4cm bigger than the horizontal length of stretch rod, the top both ends of the box body
It is each provided with a hanging ring.
Compared with prior art, the utility model has the beneficial effects that box body top in the present invention increases
The top cover that can flexibly open and close, and the telescopic seat that can be stretched is increased in tray interior, it is connected by telescopic seat
One end of connecting shaft, be driven axis connection connecting shaft the other end, Scroll be realize quickly installation and removal, convenient for assembling and
The maintenance in later period is replaced.
Detailed description of the invention
Fig. 1 is the positive structure diagram of the utility model；
Fig. 2 is the backsight structural representation of the utility model；
Fig. 3 faces schematic cross-sectional view for the utility model；
Fig. 4 is enlarged structure schematic diagram at the A of the utility model；
Fig. 5 is enlarged structure schematic diagram at the B of the utility model；
Fig. 6 is the box body diagrammatic side-view cross-sectional structural schematic diagram of the utility model；
Fig. 7 is the transmission shaft structure schematic diagram of the utility model；
Fig. 8 is the Scroll schematic cross-sectional view of the utility model；
In figure: 1, box body；2, top cover；3, curtain；4, stretch rod；5, communication port；6, servo motor；7, connecting shaft；8, it receives
Spool；9, transmission shaft；10, hollow chamber；11, telescopic seat；12, bearing；13, mounting groove；14, telescopic chute；15, spring；16, it connects
Slot；17, strip is connected；18, sliding slot is supported；19, support slipper.
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 to Fig. 8 is please referred to, the utility model provides a kind of technical solution: a kind of Applied Writing apparatus for demonstrating, including
Box body 1, box body 1 are internally provided with hollow chamber 10, and in order to provide installation space, the bottom surface interposition of hollow chamber 10 is installed
It is equipped with communication port 5, in order to facilitate the stretching of curtain 3, the top opening of hollow chamber 10 is provided with top cover 2, for convenience to hollow chamber
It is mounted and dismounted in 10, inside one end of hollow chamber 10 is provided with servo motor 6, and servo motor 6 is connected by gear-box
There is transmission shaft 9, the end surface of transmission shaft 9 is provided with transmission groove, connects one end of connecting shaft 7 for convenience, drives connection
Axis 7 rotates, and realizes the winding and stretching of curtain 3, and the other end of hollow chamber 10 is provided with telescopic seat 11,10 end surface of hollow chamber
The junction of telescopic seat 11 is provided with telescopic chute 14, one end of telescopic seat 11 extends in telescopic chute 14, and telescopic seat 11 with
Spring 15 is connected between telescopic chute 14, the lateral ends of telescopic seat 11 are provided with mounting groove 13, the inside setting of mounting groove 13
There is bearing 12, synchronous to guarantee that the installation and removal of connecting shaft 7 are convenient in order to facilitate the rotation connection of 7 other end of connecting shaft, hollow chamber
10 bosom is provided with connecting shaft 7, and one end of connecting shaft 7 extends in the transmission groove of 9 end of transmission shaft and is connected together,
The other end of connecting shaft 7 extends to the inside rotation connection of bearing 12, is provided with Scroll 8 among the outer surface of connecting shaft 7, receives
Spool 8 is surrounded with curtain 3, and one end of curtain 3 is provided with mounting groove 13, and the outer surface of Scroll 8 engages with strip 17 is connect
Junction is provided with link slot 16, and the other end of curtain 3 passes through communication port 5 and extends to 1 lower section of box body, and the other end of curtain 3
It is provided with stretch rod 4, the both side surface of telescopic seat 11 is provided with support slipper 19, the inner surface and support slipper of hollow chamber 10
19 places of being slidably connected are provided with support sliding slot 18, in order to play the role of support telescopic seat 11.
In the present embodiment, it is preferred that the side marginal surface of top cover 2 and the top opening edge of hollow chamber 10 pass through hinge
Chain link, the bottom surface front edge position of top cover 2 are provided with buckle, the inner surface front end of hollow chamber 10 with engage
Junction is provided with card hole, opens and is closed for convenience.
In the present embodiment, it is preferred that the shape of link slot 16 is T-type structure, and Scroll 8 is run through at the both ends of link slot 16
Both ends, the both ends outer surface of connecting shaft 7 is each provided with a confinement plate set, and confinement plate set is connected together with connecting shaft 7, and limit
One side surface of disk set processed is bonded with the end surface of Scroll 8, in order to facilitate the installation and removal of Scroll 8 and curtain 3.
In the present embodiment, it is preferred that be symmetrically arranged with the lock of a pair of of semicircle on the inner wall of the transmission groove of 9 end of transmission shaft
Tight slot, the outer surface of one end that connecting shaft 7 is connect with transmission shaft 9 be provided with the consistent lock projection of locking slot size, be
Guarantee transmission shaft 9 and connecting shaft 7 rotate synchronously.
In the present embodiment, it is preferred that the horizontal length of communication port 5 is 4cm bigger than the horizontal length of stretch rod 4, for convenience
Stretch rod 4 is pierced by communication port 5, and the top both ends of box body 1 are each provided with a hanging ring, in order to facilitate the installation of.
The working principle and process for using of the utility model: the utility model during installation, first by the company of one end of curtain 3
It connects strip 17 to stick into link slot 16, then two confinement plates is covered at the both ends of connecting shaft 7, then buckle will be pressed, so that buckle
It is exited out of card hole, then raises top cover 2, the stretch rod 4 of 3 bottom end of curtain is passed through into communication port 5, then again by connecting shaft 7
One end is directed at the bearing 12 in mounting groove 13, and is inserted into bearing 12, then pushes connecting shaft 77, squeezes telescopic seat 11, so that
Telescopic seat 11 squeezes spring 15 to 14 contract of telescopic chute, so that connecting shaft 7 is transported along the direction that telescopic seat 11 is shunk
It is dynamic, then by the other end alignment transmission shaft 9 of connecting shaft 7, the active force to connecting shaft 7 is then removed, in the effect of spring 15
Lower to pop up telescopic seat 11, telescopic seat 11 pushes connecting shaft 7, so that the other end of connecting shaft 7 sticks into transmission shaft 9；Most
It is closed top cover 2 afterwards.
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 Applied Writing apparatus for demonstrating, including box body (1), it is characterised in that: in being internally provided with of the box body (1)
The bottom surface middle position of empty room (10), the hollow chamber (10) is provided with communication port (5), the top of the hollow chamber (10)
Opening is provided with top cover (2), and inside one end of the hollow chamber (10) is provided with servo motor (6), and the servo motor (6) is logical
It crosses gear-box to be connected with transmission shaft (9), the end surface of the transmission shaft (9) is provided with transmission groove, the hollow chamber (10)
The other end be provided with telescopic seat (11), the junction of hollow chamber (10) end surface and telescopic seat (11) is provided with flexible
Slot (14), one end of the telescopic seat (11) extends in telescopic chute (14), and connects between telescopic seat (11) and telescopic chute (14)
It is connected to spring (15), the lateral ends of the telescopic seat (11) are provided with mounting groove (13), are set on the inside of the mounting groove (13)
It is equipped with bearing (12), the bosom of the hollow chamber (10) is provided with connecting shaft (7), and one end of the connecting shaft (7) extends
It is connected together in the transmission groove of transmission shaft (9) end, the other end of the connecting shaft (7) extends to the inside of bearing (12)
It is rotatablely connected, is provided with Scroll (8) among the outer surface of the connecting shaft (7), the Scroll (8) is surrounded with curtain
(3), one end of the curtain (3) is provided with mounting groove (13), and the outer surface of the Scroll (8) engages with strip (17) are connect
Junction is provided with link slot (16), and the other end of the curtain (3) passes through communication port (5) and extends to below box body (1), and curtain
The other end of cloth (3) is provided with stretch rod (4), and the both side surface of the telescopic seat (11) is provided with support slipper (19), described
The inner surface of hollow chamber (10) and support slipper (19) place of being slidably connected are provided with support sliding slot (18).
2. a kind of Applied Writing apparatus for demonstrating according to claim 1, it is characterised in that: the side of the top cover (2)
Marginal surface and the top opening edge of hollow chamber (10) are connected by a hinge, the bottom surface front end edge of the top cover (2)
Edge position is provided with buckle, and the inner surface front end and the buckle place of being connected together of the hollow chamber (10) are provided with card hole.
3. a kind of Applied Writing apparatus for demonstrating according to claim 1, it is characterised in that: the shape of the link slot (16)
Shape is T-type structure, and the both ends of Scroll (8) are run through at the both ends of link slot (16), and the both ends outer surface of the connecting shaft (7) is each
It is provided with a confinement plate set, the confinement plate set is connected together with connecting shaft (7), and a side surface of confinement plate set and winding
The end surface of axis (8) is bonded.
4. a kind of Applied Writing apparatus for demonstrating according to claim 1, it is characterised in that: transmission shaft (9) end
Transmission groove inner wall on be symmetrically arranged with the locking slot of a pair of of semicircle, the connecting shaft (7) connect with transmission shaft (9) one
The outer surface at end is provided with and the consistent lock projection of locking slot size.
5. a kind of Applied Writing apparatus for demonstrating according to claim 1, it is characterised in that: the water of the communication port (5)
Flat length is 4cm bigger than the horizontal length of stretch rod (4), and the top both ends of the box body (1) are each provided with a hanging ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920845756.4U CN209707904U (en) | 2019-06-06 | 2019-06-06 | A kind of Applied Writing apparatus for demonstrating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920845756.4U CN209707904U (en) | 2019-06-06 | 2019-06-06 | A kind of Applied Writing apparatus for demonstrating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209707904U true CN209707904U (en) | 2019-11-29 |
Family
ID=68650505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920845756.4U Expired - Fee Related CN209707904U (en) | 2019-06-06 | 2019-06-06 | A kind of Applied Writing apparatus for demonstrating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209707904U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112110277A (en) * | 2020-08-03 | 2020-12-22 | 马鞍山市顺泰稀土新材料有限公司 | Guider is used in steel strand wires rolling |
| CN113031385A (en) * | 2021-02-22 | 2021-06-25 | 烟台南山学院 | Digital media display device convenient to store |
-
2019
- 2019-06-06 CN CN201920845756.4U patent/CN209707904U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112110277A (en) * | 2020-08-03 | 2020-12-22 | 马鞍山市顺泰稀土新材料有限公司 | Guider is used in steel strand wires rolling |
| CN113031385A (en) * | 2021-02-22 | 2021-06-25 | 烟台南山学院 | Digital media display device convenient to store |
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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: 20191129 Termination date: 20210606 |