CN211554633U - A multi-functional curtain structure for think political affairs teaching - Google Patents

Abstract

The utility model discloses a multi-functional curtain structure for think political affairs teaching, including the protection casing, the conveying groove has been seted up at the middle part of protection casing lower surface, one side fixedly connected with motor cabinet of protection casing inside wall, the inside fixedly connected with motor of motor cabinet, the output of motor passes through bearing fixedly connected with transmission shaft, and the reel has been cup jointed on the surface of transmission shaft, and the surface overlap joint of reel has the curtain, the middle part fixedly connected with dust removal seat of protection casing lower surface. This a multi-functional curtain structure for think political affairs teaching, setting through the dust removal seat for the curtain is when receiving and releasing, under the dust brush to the curtain surface through the brush, has improved the clean and tidy on curtain surface, through the slot, the spring, the setting of flexible post and cylinder, when the curtain receives and releases, through the spring promote flexible post make the surface contact of cylinder with the curtain, the curtain has avoided the curtain to take place the fold phenomenon when receiving and releasing through the extrusion of cylinder, the efficiency that the curtain received and releases has been improved.

Description

A multi-functional curtain structure for think political affairs teaching

Technical Field

The utility model relates to an think political affairs teaching technical field, specifically be a multi-functional curtain structure for think political affairs teaching.

Background

In think political affairs teaching, the projection curtain is the teaching equipment who uses commonly at present, and it is effectual to give lessons, reduces educator's intensity of labour to and improve student's comprehension ability, by wide application. The projection curtain adopts the mode of hoist and mount, hangs in the top of blackboard, but present projection curtain surface often can adhesion dust and chalk dust when using, influences the projection effect on the one hand, and on the other hand reduces the life of projection curtain, and the projection curtain produces the fold phenomenon easily when the shrink, and the curtain of fold is depositing for a long time, causes the damage to the curtain easily, and the curtain of fold is difficult for receiving and releasing in addition, has reduced the curtain and has received and released efficiency, influences the teaching.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a multi-functional curtain structure for think political affairs teaching has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a multi-functional curtain structure for think political affairs teaching, includes the protection casing, the transfer tank has been seted up at the middle part of protection casing lower surface, one side fixedly connected with motor cabinet of protection casing inside wall, the inside fixedly connected with motor of motor cabinet, the output of motor passes through bearing fixedly connected with transmission shaft, the reel has been cup jointed on the surface of transmission shaft, the surface overlap joint of reel has the curtain, the middle part fixedly connected with dust removal seat of protection casing lower surface.

Optionally, the inside wall of motor cabinet has the mount through bolt threaded connection, the quantity of mount is two, two the mount all cup joints the surface at the motor.

Optionally, the lower surface of the curtain is fixedly connected with a balance rod, and the two sides of the balance rod are fixedly connected with limiting balls.

Optionally, one end of the transmission shaft is fixedly connected with a bearing seat, and the bearing seat is in threaded connection with the protective cover through a bolt.

Optionally, a groove is formed in the inner side wall of the dust removing seat, and a brush is fixedly connected to the inner side wall of the groove.

Optionally, a slot has been seted up to the inside wall of dust removal seat, the interior diapire fixedly connected with spring of slot, the flexible post of one end fixedly connected with of spring, the circular slot has been seted up to one side of flexible post, the inside wall of circular slot is through pivot fixedly connected with cylinder, the material of cylinder is rubber.

(III) advantageous effects

The utility model provides a multi-functional curtain structure for think political affairs teaching possesses following beneficial effect: the multifunctional curtain structure for thinking and political affairs teaching is characterized in that through the arrangement of the protective cover, the motor, the transmission shaft, the bearing seat and the winding drum, the motor drives the transmission shaft to rotate so as to drive the winding drum to rotate, the motor drives the winding drum to wind and unwind the curtain, the workload of a teacher is reduced, the arrangement of the balancing pole and the limiting ball ensures that the curtain keeps balance and stability when in use, through the arrangement of the dust removal seat, when the curtain is folded and unfolded, the dust on the surface of the curtain is brushed down by the hairbrush, the tidiness of the surface of the curtain is improved, the effect of teaching projection is improved, and through the arrangement of the slot, the spring, the telescopic column and the roller, when the curtain receive and releases, promote flexible post through the spring and make the surface contact of cylinder and curtain, the curtain has avoided the curtain to take place the fold phenomenon when receiving and releasing through the extrusion of cylinder, has improved the efficiency that the curtain received and released.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side sectional view of the present invention;

FIG. 3 is a front sectional view of the present invention;

fig. 4 is an enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a protective cover; 2. a transfer slot; 3. a motor base; 4. a motor; 5. a drive shaft; 6. a reel; 7. a curtain; 8. a dust removal seat; 9. a fixed mount; 10. a balancing pole; 11. a limiting ball; 12. a bearing seat; 13. a brush; 14. a slot; 15. a spring; 16. a telescopic column; 17. and (3) a roller.

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.

Referring to fig. 1 to 4, the present invention provides a technical solution: a multifunctional curtain structure for thinking political affairs teaching comprises a protective cover 1, a conveying groove 2 is formed in the middle of the lower surface of the protective cover 1, a motor base 3 is fixedly connected to one side of the inner side wall of the protective cover 1, a motor 4 is fixedly connected to the inside of the motor base 3, fixing frames 9 are connected to the inner side wall of the motor base 3 through bolt threads, the number of the fixing frames 9 is two, the two fixing frames 9 are both sleeved on the surface of the motor 4, a transmission shaft 5 is fixedly connected to the output end of the motor 4 through a bearing, a bearing seat 12 is fixedly connected to one end of the transmission shaft 5, the bearing seat 12 is in threaded connection with the protective cover 1 through a bolt, a winding drum 6 is sleeved on the surface of the transmission shaft 5, a curtain 7 is lapped on the surface of the winding drum 6 through the protective cover 1, the motor 4, the, the motor 4 drives the winding drum 6 to wind and unwind the curtain 7, the workload of a teacher is reduced, the lower surface of the curtain 7 is fixedly connected with a balance rod 10, both sides of the balance rod 10 are fixedly connected with limit balls 11, the curtain 7 keeps balance and stability when in use through the arrangement of the balance rod 10 and the limit balls 11, the middle part of the lower surface of the protective cover 1 is fixedly connected with a dust removing seat 8, the inner side wall of the dust removing seat 8 is provided with a groove, the inner side wall of the groove is fixedly connected with a brush 13, the inner side wall of the dust removing seat 8 is provided with a slot 14, the inner bottom wall of the slot 14 is fixedly connected with a spring 15, one end of the spring 15 is fixedly connected with a telescopic column 16, one side of the telescopic column 16 is provided with a circular groove, the inner side wall of the circular groove is fixedly connected with a roller 17 through a rotating shaft, the material of the roller 17 is rubber, through the arrangement of the dust, the cleanness and tidiness of the surface of the curtain 7 are improved, the teaching projection effect is improved, the setting of the slot 14, the spring 15, the telescopic column 16 and the roller 17 is adopted, when the curtain 7 is folded and unfolded, the spring 15 pushes the telescopic column 16 to enable the roller 17 to be in surface contact with the curtain 7, the curtain 7 is prevented from being folded when being folded and unfolded through the extrusion of the roller 17, and the folding efficiency of the curtain is improved.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

In conclusion, when the multifunctional curtain structure for thinking and political affairs teaching is used, the protective cover 1, the motor 4, the transmission shaft 5, the bearing seat 12 and the winding drum 6 are arranged, the transmission shaft 5 is driven by the motor 4 to rotate so as to drive the winding drum 6 to rotate, the winding drum 6 is driven by the motor 4 to fold and unfold the curtain 7, the workload of a teacher is reduced, the curtain 7 is kept balanced and stable when being used by arranging the balance rod 10 and the limiting ball 11, the curtain 7 is brushed down by the brush 13 when being folded and unfolded by arranging the dust removal seat 8, the cleanness of the surface of the curtain 7 is improved, the teaching projection effect is improved, the telescopic column 16 is pushed by the spring 15 to contact the surface of the curtain 7 when the curtain 7 is folded and unfolded, the curtain 7 is extruded by the roller 17, so that the phenomenon that the curtain 7 is folded when being folded and unfolded is avoided, and the folding and unfolding efficiency of the curtain is improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a multi-functional curtain structure for think political affairs teaching, includes protection casing (1), its characterized in that: conveying groove (2) have been seted up at the middle part of protection casing (1) lower surface, one side fixedly connected with motor cabinet (3) of protection casing (1) inside wall, inside fixedly connected with motor (4) of motor cabinet (3), bearing fixedly connected with transmission shaft (5) are passed through to the output of motor (4), reel (6) have been cup jointed on the surface of transmission shaft (5), the surface overlap joint of reel (6) has curtain (7), middle part fixedly connected with dust removal seat (8) of protection casing (1) lower surface.

2. The multifunctional curtain structure for thinking of political affairs teaching of claim 1, wherein: the motor cabinet is characterized in that the inner side wall of the motor cabinet (3) is connected with two fixing frames (9) through bolt threads, and the two fixing frames (9) are sleeved on the surface of the motor (4).

3. The multifunctional curtain structure for thinking of political affairs teaching of claim 1, wherein: the lower surface fixed connection of curtain (7) has balancing pole (10), the equal fixedly connected with spacing ball (11) in both sides of balancing pole (10).

4. The multifunctional curtain structure for thinking of political affairs teaching of claim 1, wherein: one end fixedly connected with bearing frame (12) of transmission shaft (5), bearing frame (12) pass through bolt and protection casing (1) threaded connection.

5. The multifunctional curtain structure for thinking of political affairs teaching of claim 1, wherein: the inner side wall of the dust removing seat (8) is provided with a groove, and the inner side wall of the groove is fixedly connected with a hairbrush (13).

6. The multifunctional curtain structure for thinking of political affairs teaching of claim 1, wherein: slot (14) have been seted up to the inside wall of dust removal seat (8), inner diapire fixedly connected with spring (15) of slot (14), the flexible post of one end fixedly connected with (16) of spring (15), the circular slot has been seted up to one side of flexible post (16), the inside wall of circular slot is through pivot fixedly connected with cylinder (17), the material of cylinder (17) is rubber.

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