CN211264494U - Model display device for mathematical teaching - Google Patents
Model display device for mathematical teaching Download PDFInfo
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- CN211264494U CN211264494U CN201922358569.6U CN201922358569U CN211264494U CN 211264494 U CN211264494 U CN 211264494U CN 201922358569 U CN201922358569 U CN 201922358569U CN 211264494 U CN211264494 U CN 211264494U
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- mathematical education
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Abstract
The utility model discloses a model display device for mathematical education, which comprises a supporting frame, wherein a display device main body is fixedly installed at the top end of the supporting frame, a rear cover plate is arranged at the middle position of the rear surface of the display device main body, clamping grooves are formed in the end parts of the two sides of the rear cover plate, grooves are formed in the two sides of the rear surface of the display device main body, and springs are fixed in the grooves through screwing screws; through the front surface design fixed plate seat at the support frame and at the surface design protection curtain of rolling axle, avoid display device not be convenient for when not using to the outer surface protection, easily cause the display screen to fall into the dust and scrape the flower, can hold the hand wheel and drive the inside rotation of rolling axle at the fixed plate seat through the bearing, the rolling axle is rotating the front surface of opening the protection curtain to the display device main part, close the knob soon and make the protection curtain fixed with the front surface fixation of strake and display device main part, protect and be difficult for falling into the dust by the protection curtain to the front surface.
Description
Technical Field
The utility model belongs to the technical field of display device, concretely relates to a model display device for mathematical education.
Background
The existing display device is a model display device for mathematical teaching, and the device is an I/O device belonging to a computer, namely an input/output device. It can be classified into CRT, LCD, etc. The electronic document display tool is a display tool which displays a certain electronic document on a screen through specific transmission equipment and reflects the electronic document to human eyes, and an object displayed through an observation device is displayed by an observation model through human eyes, so that the display is clear and visible; the problem that the existing display device is inconvenient to open a rear cover plate to check and maintain the interior of the display device during long-term use is solved, and therefore the model display device for mathematical teaching is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a model display device for mathematical education to it is inconvenient when using for a long time to open the problem that the back shroud was examined the maintenance to inside to propose current display device among the above-mentioned background art to solve.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a model display device for mathematical education, includes the support frame, the top fixed mounting of support frame has the display device main part, the rear surface intermediate position department of display device main part is provided with the back shroud, the draw-in groove has all been seted up to the both sides tip of back shroud, the rear surface both sides of display device main part are all seted up flutedly, the inside of recess closes soon through the screw and is fixed with the spring, the tip elastic connection of spring has the dop, the upper surface of dop is located the outside of display device main part closes soon through the helicitic texture and is connected with handheld slippery fellow, just the spring with the back shroud passes through the dop with the draw-in groove block is connected.
Preferably, the front surface of support frame closes soon through the bolt and is fixed with the fixed plate seat, the inside of fixed plate seat is inside to rotate through the bearing and is connected with the rolling axle, the surface winding of rolling axle has the protection curtain, the tip integral type shaping of protection curtain has the strake, the tip of rolling axle is located the one end fixed mounting of fixed plate seat has the hand wheel.
Preferably, the protective curtain and the display device body are connected through the edge strip and the knob in a screwing mode, and the knob penetrates through the edge strip.
Preferably, the protection curtain is in a rectangular structure in an opening state, and the end part of the protection curtain is bonded and connected with the winding shaft through glue solution.
Preferably, the end part of the clamping head is of a semicircular structure, and the end part of the clamping head is matched with the inner surface structure of the clamping groove.
Preferably, one end of the clamping head is embedded into the groove, and the bottom end of the clamping head is of an annular structure.
Preferably, the rear cover plate is of a rectangular structure, and the rear cover plate is embedded in the display device main body.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) through the internal design spring and the dop at the recess, and one side design draw-in groove at the back shroud, avoid display device rear surface to close through the screw with the back shroud and be connected, inconvenient back shroud of opening when using for a long time inspects the maintenance to inside, can be when using a period to inspect the maintenance to inside, handheld slippery head slides and drives the spring and break away from the draw-in groove with the tip of dop in the effect that elastic deformation takes place in the inside of recess, it is more convenient to dismantle the back shroud, inspect the maintenance to the inside of display device main part, the problem of back shroud closing through the screw and connecting the internal inspection maintenance of being not convenient for of opening has been solved.
(2) Through the fixed plate seat of front surface design at the support frame and at the surface design protection curtain of rolling axle, avoid display device to be not convenient for when not using to the outer surface protection, easily cause the display screen to fall into the dust and scrape the flower, can hold the hand wheel and drive the inside rotation of rolling axle at the fixed plate seat through the bearing, the rolling axle is rotating the front surface of opening the protection curtain to the display device main part, close the knob soon and make the protection curtain fixed with the front surface fixing of strake and display device main part, protect and be difficult for falling into the dust by the protection curtain to the front surface, the problem of the front surface that has not been convenient for to protect and fall into the dust has been solved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the display device body and the protective curtain in a closed state;
FIG. 3 is a schematic view of the rear surface structure of the main body and the rear cover plate of the display device of the present invention;
FIG. 4 is a schematic view of the structure of the main body, the rear cover plate and the spring of the display device of the present invention;
FIG. 5 is an enlarged schematic view of a portion A of FIG. 4 according to the present invention;
fig. 6 is a schematic view of a partial structure of the hand-held slider, the chuck and the display device main body according to the present invention;
in the figure: 1. a display device body; 2. edging; 3. a hand wheel; 4. a protective curtain; 5. a support frame; 6. a fixed plate seat; 7. a winding shaft; 8. a card slot; 9. a groove; 10. a handheld slider; 11. a rear cover plate; 12. a spring; 13. and (4) clamping the head.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, the present invention provides a technical solution: a model display device for mathematical education comprises a support frame 5, a display device main body 1 is fixedly installed at the top end of the support frame 5, a rear cover plate 11 is arranged at the middle position of the rear surface of the display device main body 1, clamping grooves 8 are formed in the end portions of the two sides of the rear cover plate 11, grooves 9 are formed in the two sides of the rear surface of the display device main body 1, springs 12 are fixed inside the grooves 9 in a screwing mode through screws, clamping heads 13 are elastically connected to the end portions of the springs 12, a handheld sliding head 10 is connected to the outer portion, located outside the display device main body 1, of the upper surface of each clamping head 13 in a screwing mode through a threaded structure, the springs 12 and the rear cover plate 11 are connected with the clamping grooves 8 in a clamping mode through clamping heads 13 in a clamping mode, when the inner portion of the display device is inspected and maintained for a period of time, the handheld sliding head 10 slides to, more conveniently dismantle back shroud 11, inspect the maintenance to the inside of display device main part 1.
In the embodiment, preferably, the model display device for mathematical education comprises a support frame 5, a display device main body 1 is fixedly installed at the top end of the support frame 5, a fixed plate seat 6 is screwed and fixed on the front surface of the support frame 5 through a bolt, a winding shaft 7 is rotatably connected inside the fixed plate seat 6 through a bearing, a protective curtain 4 is wound on the outer surface of the winding shaft 7, an edge strip 2 is integrally formed at the end part of the protective curtain 4, a hand wheel 3 is fixedly installed at one end, located at the fixed plate seat 6, of the end part of the winding shaft 7, hand wheel 3 can be held and hand wheel 7 is passed through the bearing and is driven rolling axle 7 and rotate in the inside of fixed plate seat 6, and rolling axle 7 is rotating and is opened protective curtain 4 to the front surface of display device main part 1, closes the knob soon and makes protective curtain 4 fixed with strake 2 and display device main part 1's front surface is fixed, by protective curtain 4 to the front surface protection with be difficult for falling into the dust.
In order to facilitate the fixing of the protective curtain 4 after being opened, in the embodiment, preferably, the protective curtain 4 and the display device body 1 are screwed with the knob through the edge strip 2, and the knob penetrates through the edge strip 2.
In order to facilitate rolling of the protective curtain 4 through the rolling shaft 7, in this embodiment, preferably, the protective curtain 4 is in a rectangular structure in an open state, and the end of the protective curtain 4 is bonded and connected with the rolling shaft 7 through glue.
In order to fix the rear cover plate 11 by engaging the chuck 13 with the inside of the slot 8, in this embodiment, preferably, the end of the chuck 13 is a semicircular structure, and the end of the chuck 13 is matched with the inner surface structure of the slot 8.
In order to facilitate the pressing of the end of the chuck 13 by the spring 12, in this embodiment, it is preferable that one end of the chuck 13 is embedded in the inner portion of the groove 9, and the bottom end of the chuck 13 is of a ring-shaped configuration.
In order to facilitate the opening and installation of the rear cover 11, in the present embodiment, it is preferable that the rear cover 11 has a rectangular structure, and the rear cover 11 is embedded in the display main body 1.
The utility model discloses a theory of operation and use flow: the model display device for mathematical education is characterized in that before use, a rear cover plate 11 is firstly placed on the rear surface of a display device main body 1, the end part of a clamping head 13 is embedded into the inside of a clamping groove 8 under the action of elastic deformation of a spring 12 in a groove 9, the rear cover plate 11 is fixed on the rear surface of the display device main body 1 for use, when the inside of the display device main body is inspected and maintained for a period of time, a hand-held sliding head 10 can be held by a hand to slide to drive the spring 12 to elastically deform in the groove 9, so that the end part of the clamping head 13 is separated from the clamping groove 8, the rear cover plate 11 is more convenient to disassemble, the inside of the display device main body 1 is inspected and maintained, then when the display device main body is not operated, a hand-held hand wheel 3 drives a winding shaft 7 to rotate in a fixed plate seat 6 through a bearing, the winding shaft 7 rotates to open a protective curtain 4, the knob is screwed to fix the edge strips 2 and the front surface of the display device body 1, so that the protective curtain 4 is fixed, and the protective curtain 4 protects the front surface and prevents dust from falling into the front surface easily.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a model display device for mathematical education, includes support frame (5), the top fixed mounting of support frame (5) has display device main part (1), its characterized in that: the rear surface intermediate position department of display device main part (1) is provided with back shroud (11), draw-in groove (8) have all been seted up to the both sides tip of back shroud (11), the rear surface both sides of display device main part (1) are all seted up flutedly (9), the inside of recess (9) is fixed with spring (12) through the screw spiral, the tip elastic connection of spring (12) has dop (13), the upper surface of dop (13) is located the outside of display device main part (1) is closed soon through the helicitic texture and is connected with handheld slippery fellow (10), just spring (12) with back shroud (11) pass through dop (13) with draw-in groove (8) block is connected.
2. A model demonstration apparatus for mathematical education as claimed in claim 1 wherein: the front surface of support frame (5) closes soon through the bolt and is fixed with fixed plate seat (6), the inside of fixed plate seat (6) is inside to rotate through the bearing and is connected with rolling axle (7), the surface winding of rolling axle (7) has protective curtain (4), the tip integral type shaping of protective curtain (4) has strake (2), the tip of rolling axle (7) is located the one end fixed mounting of fixed plate seat (6) has hand wheel (3).
3. A model demonstration apparatus for mathematical education as claimed in claim 2 wherein: the protective curtain (4) is connected with the display device body (1) through the edge strip (2) and the knob in a screwing mode, and the knob penetrates through the inner portion of the edge strip (2).
4. A model demonstration apparatus for mathematical education as claimed in claim 2 wherein: the protection curtain (4) is in a rectangular structure in an opening state, and the end part of the protection curtain (4) is bonded and connected with the winding shaft (7) through glue solution.
5. A model demonstration apparatus for mathematical education as claimed in claim 1 wherein: the end part of the clamping head (13) is of a semicircular structure, and the end part of the clamping head (13) is matched with the inner surface structure of the clamping groove (8).
6. A model demonstration apparatus for mathematical education as claimed in claim 1 wherein: one end of the clamping head (13) is embedded into the groove (9), and the bottom end of the clamping head (13) is of an annular structure.
7. A model demonstration apparatus for mathematical education as claimed in claim 1 wherein: the rear cover plate (11) is of a rectangular structure, and the rear cover plate (11) is embedded in the display device main body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922358569.6U CN211264494U (en) | 2019-12-25 | 2019-12-25 | Model display device for mathematical teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922358569.6U CN211264494U (en) | 2019-12-25 | 2019-12-25 | Model display device for mathematical teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211264494U true CN211264494U (en) | 2020-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922358569.6U Expired - Fee Related CN211264494U (en) | 2019-12-25 | 2019-12-25 | Model display device for mathematical teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211264494U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112216155A (en) * | 2020-09-08 | 2021-01-12 | 燕山大学 | University student education is with propaganda system |
| CN112885234A (en) * | 2021-03-04 | 2021-06-01 | 湖南汽车工程职业学院 | Automobile art lamp box with advertising function |
-
2019
- 2019-12-25 CN CN201922358569.6U patent/CN211264494U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112216155A (en) * | 2020-09-08 | 2021-01-12 | 燕山大学 | University student education is with propaganda system |
| CN112885234A (en) * | 2021-03-04 | 2021-06-01 | 湖南汽车工程职业学院 | Automobile art lamp box with advertising function |
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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: 20200814 Termination date: 20201225 |
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| CF01 | Termination of patent right due to non-payment of annual fee |