CN215946400U

CN215946400U - Projecting apparatus curtain coiling mechanism for business administration

Info

Publication number: CN215946400U
Application number: CN202121882749.5U
Authority: CN
Inventors: 傅振家
Original assignee: Shanghai Jiusen Industrial Co ltd
Current assignee: Shanghai Jiusen Industrial Co ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-03-04
Anticipated expiration: 2031-08-12

Abstract

The utility model belongs to the technical field of enterprise management, and discloses a projector curtain winding device for enterprise management, which comprises an upper shell, wherein middle shells are fixedly arranged on two sides of the lower end of the upper shell, a motor is fixedly arranged at the right end of the upper shell, a scroll is movably arranged in the middle of the motor, a curtain is fixedly arranged on the outer side of the scroll, a large gear is fixedly sleeved on the left end of the scroll, and driven gears are meshed on two sides of the large gear. The curtain dust removing device can realize the function of removing the dust layer through the structures such as the motor, the lead screw, the scroll, the large gear, the movable block and the like, is connected with the movable block through the connecting rod, and the lead screw is driven to rotate by the gear under the condition that the scroll and the large gear are driven to rotate by the motor.

Description

Projecting apparatus curtain coiling mechanism for business administration

Technical Field

The utility model belongs to the technical field of enterprise management, and particularly relates to a projector curtain winding device for enterprise management.

Background

The projection curtain is used with a projector, is a tool for displaying images and video files, has various sizes, and can be rolled into a storage box at the top end when not used, so that the curtain is prevented from being damaged by external factors of the surrounding environment.

When the existing projection curtain is used, the existing projection curtain is suspended in the midair and is in direct contact with air, so that a part of dust can be adsorbed on the surface of the curtain to form a dust layer, and the influence of projection of a projector is caused to have chromatic aberration and image impression.

In addition, when the existing curtain is stored, the motor drives the scroll to directly roll the curtain for recycling, but some curtains used for a long time can generate folds after being rolled due to the fact that the winding scroll is not tight enough, and then the projection effect when the curtains are unfolded again is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provides a projector curtain winding device for enterprise management, which has the advantages of clearing an ash layer and preventing wrinkles.

In order to achieve the purpose, the utility model provides the following technical scheme: a projector curtain winding device for enterprise management comprises an upper shell, wherein middle shells are fixedly mounted on two sides of the lower end of the upper shell, a motor is fixedly mounted at the right end of the upper shell, a scroll is movably mounted in the middle of the motor, a curtain is fixedly mounted on the outer side of the scroll, a gear wheel is fixedly sleeved on the left end of the scroll, driven gears are meshed with two sides of the gear wheel, a lead screw is fixedly sleeved on the front end of the driven gear, a movable block is movably sleeved on the outer surface of the lead screw, a connecting rod is fixedly mounted at the lower end of the lead screw, a dust remover is fixedly mounted at the lower end of the connecting rod, a dust attaching device is movably sleeved at the front end of the inner part of the middle shell, a dust shoveling device is fixedly mounted at the middle end of the inner part of the middle shell, the appearance of the upper shell is cloud-shaped, chamfering processing is carried out on a corner part, and accordingly operators are prevented from being injured when being installed, the outer surface of the dust attaching device can be sleeved with the plush layer and the hard brush layer, so that the dust attaching capacity of the surface of the dust attaching device is improved.

As a preferred technical scheme of the utility model, the middle parts of the left end and the right end of the upper shell are fixedly provided with fixed parts, the two sides of the two ends of the middle shell are movably communicated with ash storage bottles, the two sides of the lower end of the big gear are respectively meshed with a small gear, the front end of the small gear is fixedly sleeved with a compression roller, and the small gear is not meshed with and contacted with a driven gear, so that the mutual interference between the small gear and the driven gear is avoided, the occurrence of faults is reduced, and the working efficiency of the device is ensured.

As a preferred technical scheme of the utility model, the upper side corner and the lower side corner of the shape of the ash cleaner are respectively rectangles with rounded transition and tangent planes, the tangent plane of the ash cleaner is tightly attached to the lower end of the interior of the middle outer shell, the rear end of the top of the ash cleaner is fixedly connected with the connecting rod, and the distance value between the outer surface of the upper end of the ash cleaner and the middle edge of the ash shovel is one tenth of the width value of the ash shovel, so that the vertical area of the ash cleaner can reach the maximum value under the condition that the operation of the ash shovel is not influenced, and the most dust can be driven.

As a preferred technical scheme of the utility model, the top of the middle and outer shell is provided with a round-corner rectangular groove, the vertical section of the middle and outer shell is in a pentagon shape with a through front end, grooves with the same shape as that of the ash cleaner are formed in the two ends of the middle and outer shell, the lower end of the inner part of each groove is communicated with the ash storage bottle, the bevel edge of the lower end of the middle and outer shell is tangent to the outer side of the ash attachment device to form an angle, so that dust falling from the surface of the ash scraper can enter the upper surface of the right-angle edge at the lower end of the pinion, the right-angle edge and the bevel edge form a groove to store the dust, and the circular edge at the lower end of the inner part of each groove is chamfered to guide the dust to enter the ash storage bottle.

As a preferable technical scheme of the utility model, the shape of the ash shovel is a four-sided prism, the upper side and the lower side of the ash shovel are tightly attached to the ash attaching device, the length value of the ash shovel is equal to that of the ash attaching device, and the upper side and the lower side of the ash shovel are oblique angles with the outer edge of the ash attaching device, so that dust can be scraped from the outer surface of the ash attaching device.

As a preferred technical scheme of the utility model, the length value of the press roller is one point and one time of the width value of the curtain, the outer surface of the press roller is tightly attached to the curtain, a small amount of deviation exists in the process of unwinding and winding the curtain, and the length increase of the press roller is to correct certain errors of the curtain.

Compared with the prior art, the utility model has the following beneficial effects:

1. the dust layer cleaning device can realize the function of cleaning the dust layer by the structures such as the motor, the lead screw, the scroll, the large gear, the movable block and the like, can absorb dust on the surface of the curtain to the outer surface of the dust attaching device by the dust attaching device which is arranged, can scrape the dust on the outer surface of the dust attaching device down and enter the middle shell under the condition of rolling the curtain, and can be connected with the movable block through the connecting rod by the dust cleaner which is arranged, and the lead screw is driven to rotate by the rotation of the gear under the condition of driving the scroll and the large gear to rotate by the motor, so that the dust cleaner can drive the dust back and forth in the middle shell.

2. The curtain is provided with the small gear, the pressing roller is driven to rotate under the meshing drive of the large gear, the outer surface of the curtain is smoothed, the outer surface of the curtain can be preliminarily and simply pressed and straightened through the ash attaching device, and in conclusion, the curtain is smoothed twice through the matching of the structures, so that the curtain has the advantage of preventing wrinkles.

Drawings

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

FIG. 2 is a schematic view of the exterior of the structure of the present invention with the outer shell removed;

FIG. 3 is a side gear mounting schematic of the structure of the present invention;

FIG. 4 is a side schematic illustration of the inventive structure for gear removal installation;

FIG. 5 is a schematic view of the installation of the outer shell and the ash storage bottle in the structure of the utility model;

fig. 6 is an appearance schematic diagram of the dust scraper with the structure of the utility model.

In the figure: 1. an upper housing; 2. a fixed part; 3. a middle outer shell; 4. a dust storage bottle; 5. a motor; 6. a reel; 7. a curtain; 8. a movable block; 9. a lead screw; 10. a connecting rod; 11. a bull gear; 12. a slave gear; 13. a pinion gear; 14. a compression roller; 15. a dust scraper; 16. a soot cleaner; 17. an ash attaching device.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 6, the utility model provides a projector curtain winding device for enterprise management, which comprises an upper housing 1, wherein a middle housing 3 is fixedly arranged on both sides of the lower end of the upper housing 1, a motor 5 is fixedly arranged on the right end of the upper housing 1, a scroll 6 is movably arranged in the middle of the motor 5, a curtain 7 is fixedly arranged on the outer side of the scroll 6, a large gear 11 is fixedly sleeved on the left end of the scroll 6, a driven gear 12 is meshed on both sides of the large gear 11, a lead screw 9 is fixedly sleeved on the front end of the driven gear 12, a movable block 8 is movably sleeved on the outer surface of the lead screw 9, a connecting rod 10 is fixedly arranged at the lower end of the lead screw 9, a dust remover 16 is fixedly arranged at the lower end of the connecting rod 10, an ash attaching device 17 is movably sleeved on the front end of the interior of the middle housing 3, an ash shoveling device 15 is fixedly arranged at the middle end of the interior of the middle housing 3, the upper housing 1 is cloud-shaped, and the corner part is chamfered, therefore, the damage to operators in the installation process is avoided, the outer surface of the dust attaching device 17 can be sleeved with the plush layer and the hard brush layer, and the dust attaching capacity of the surface of the dust attaching device is improved.

Wherein, the equal fixed mounting in middle part at both ends has fixed department 2 about going up shell 1, and the equal activity intercommunication in both sides at 3 both ends of china and well shell has ash storage bottle 4, and the both sides of gear wheel 11 lower extreme all mesh has pinion 13, and the front end of pinion 13 is fixed to be cup jointed compression roller 14, and pinion 13 does not mesh and contact with from gear 12 mutually, avoids mutual interference between the two to reduce the emergence of trouble, guarantee the work efficiency of device.

Wherein, the side upper corner and the side lower corner of deashing ware 16 appearances are the rectangle of mellow and full transition and tangent plane respectively, the tangent plane of deashing ware 16 closely laminates with the inside lower extreme of well dustcoat 3, the rear end and the connecting rod 10 fixed connection at deashing ware 16 tops, the distance value on 16 upper end surfaces of deashing ware and the limit is the width value that the ash shovel 15 of one tenth in the ash shovel 15, thereby make the deashing ware 16 under the condition that does not influence the operation of ash shovel 15, vertical area can reach the maximum value, and then can catch up with the most dust.

Wherein, round angle rectangular channel has been seted up at 3 tops of china and outer shell, the shape of 3 vertical cross-sections of china and outer shell is the pentagon that the front end link up, 3 inside recesses that are the same with the 16 appearances of deashing ware of seting up in both ends of china and outer shell, the inside lower extreme of recess and the storage ash bottle 4 intercommunication, the lower extreme hypotenuse of china and outer shell 3 is tangent with the outside that attaches ash ware 17, form the angle, thereby can make the dust that shovels 15 surperficial drops of ash ware can enter into the right angle edge surface of pinion 13 lower extreme, the right angle limit forms the recess with the hypotenuse and stores the dust, the inside lower extreme circular edge of recess carries out the chamfer and handles, guide dust gets into in the storage ash bottle 4.

The shape of the ash shovel 15 is a quadrilateral prism, the upper and lower edges of the ash shovel 15 are tightly attached to the ash attaching device 17, the length value of the ash shovel 15 is equal to that of the ash attaching device 17, and the upper and lower edges are oblique angles with the outer edge of the ash attaching device 17, so that dust can be scraped from the outer surface of the ash attaching device 17.

Wherein, the length value of compression roller 14 is one point one time of the width value of curtain 7, and the surface of compression roller 14 closely laminates with curtain 7, because the in-process of curtain 7 unwinding and rolling, can have a small amount of offsets, and the length increase of compression roller 14 is to carrying out certain error correction to curtain 7.

The working principle and the using process of the utility model are as follows:

the motor 5 is started to drive the scroll 6 to unfold or wind the curtain 7, the outer surface of the curtain 7 and the outer surface of the ash attaching device 17 are in rolling friction, the ash attaching device 17 starts to adsorb dust, and simultaneously rotates clockwise or anticlockwise, the ash shoveling device 15 scrapes the outer surface of the ash attaching device 17 to scrape the dust down to the lower end inside the middle outer shell 3, the large gear 11 is engaged with the driven gear 12 and the small gear 13 to rotate under the rotation of the scroll 6, the small gear 13 drives the lead screw 9 to rotate so that the movable block 8 moves back and forth, and simultaneously the ash cleaner 16 drives the dust at the lower end inside the middle outer shell 3 to enter the grooves at two sides of the middle outer shell 3 and fall into the ash storage bottle 4 to be collected;

the pinion 13 rotates to drive the press rollers 14 to rotate, and the surface of the curtain 7 can be smoothed during the rotation process because the curtain 7 is pressed between the press rollers 14.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a projecting apparatus curtain coiling mechanism for business administration, includes shell (1), its characterized in that: the middle shell (3) is fixedly arranged on both sides of the lower end of the upper shell (1), the motor (5) is fixedly arranged at the right end of the upper shell (1), a scroll (6) is movably arranged in the middle of the motor (5), a curtain (7) is fixedly arranged on the outer side of the scroll (6), a large gear (11) is fixedly sleeved at the left end of the reel (6), driven gears (12) are respectively meshed at two sides of the large gear (11), the front end of the slave gear (12) is fixedly sleeved with a lead screw (9), the outer surface of the lead screw (9) is movably sleeved with a movable block (8), the lower end of the screw rod (9) is fixedly provided with a connecting rod (10), the lower end of the connecting rod (10) is fixedly provided with a dust remover (16), the front end inside the middle shell (3) is movably sleeved with an ash attaching device (17), an ash shovel (15) is fixedly arranged at the middle end inside the middle shell (3).

2. The projector curtain winding device for enterprise management as claimed in claim 1, wherein: go up the equal fixed mounting in middle part at both ends about shell (1) and have fixed department (2), the equal movable intercommunication in both sides at well shell (3) both ends has ash storage bottle (4), both sides of gear wheel (11) lower extreme all mesh pinion (13), the front end of pinion (13) is fixed to be cup jointed compression roller (14).

3. The projector curtain winding device for enterprise management as claimed in claim 1, wherein: the upper side corner and the lower side corner of the shape of the ash cleaner (16) are respectively a rectangle with a rounded transition and a tangent plane, the tangent plane of the ash cleaner (16) is tightly attached to the lower end of the interior of the middle shell (3), and the rear end of the top of the ash cleaner (16) is fixedly connected with the connecting rod (10).

4. The projector curtain winding device for enterprise management as claimed in claim 1, wherein: the dust removing device is characterized in that a round-corner rectangular groove is formed in the top of the middle shell (3), the vertical section of the middle shell (3) is in a pentagon shape with the front end communicated, grooves with the same shape as the dust remover (16) are formed in the two ends of the middle shell (3), and the lower ends of the inner portions of the grooves are communicated with the dust storage bottle (4).

5. The projector curtain winding device for enterprise management as claimed in claim 1, wherein: the shape of the ash shovel (15) is a quadrilateral prism, and the upper side and the lower side of the ash shovel (15) are tightly attached to the ash attaching device (17).

6. The projector curtain winding device for enterprise management as claimed in claim 2, wherein: the length value of compression roller (14) is one point one time of curtain (7) width value, the surface of compression roller (14) and curtain (7) closely laminate.