CN211694144U

CN211694144U - Height-adjustable support for wireless projector

Info

Publication number: CN211694144U
Application number: CN202020092310.1U
Authority: CN
Inventors: 张灿荣
Original assignee: Zhuhai Yundu Information Technology Co ltd
Current assignee: Zhuhai Yundu Information Technology Co ltd
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-10-16
Anticipated expiration: 2030-01-16

Abstract

The utility model discloses a but height-adjusting's support for wireless projector, including the erection column, it is preferred, the supporting legs has been arranged to the lower part annular of erection column, the inner chamber of erection column rotates through connecting the bearing and is connected with the screw thread axle, the upper portion threaded connection of screw thread axle has the thread bush, the outside of thread bush is through link fixedly connected with removal post, remove the upper portion sliding connection of post and screw thread axle, remove the upper end fixedly connected with connecting plate of post, the connecting plate places the board through connecting bolt fixedly connected with, the middle part of placing the board is provided with the standing groove, the middle part swing joint of standing groove has the cushion, the utility model relates to a projector technical field. This a but, height-adjusting's support for wireless projector has solved the high inconvenient regulation of current wireless formula projecting apparatus support, to the inconvenient change in projecting apparatus inclination simultaneously, causes the relatively poor problem of viewing effect.

Description

Height-adjustable support for wireless projector

Technical Field

The utility model relates to a projecting apparatus technical field specifically is a but, but is a support of height-adjusting for wireless projecting apparatus.

Background

A projector (also called a projector) is a device that can project images or videos onto a curtain, and can be connected with a computer, a VCD, a DVD, a game machine, a DV, etc. through different interfaces to play corresponding video signals, and is widely used in homes, offices, schools, and entertainment venues.

Along with projection technology's development, wireless formula projecting apparatus uses comparatively frequently in outdoor occasion, but need cooperate the projecting apparatus support to use, and the high inconvenient regulation that adjusts of current wireless formula projecting apparatus support, the inconvenient inclination that changes the projecting apparatus simultaneously, under the occasion that highly has the demand in unevenness's place or projection, then lead to the projection effect relatively poor, influence personnel's the effect of watching.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a but height-adjusting's support for wireless projector has solved current wireless formula projector support height inconvenience and has adjusted, to the inconvenient change in projecting apparatus inclination simultaneously, causes the relatively poor problem of viewing effect.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a but height-adjusting's support for wireless projecting apparatus, includes the erection column, and is preferred, the supporting legs has been arranged to the lower part ring shape of erection column, the inner chamber of erection column rotates through connecting bearing and is connected with the screw thread axle, the upper portion threaded connection of screw thread axle has the thread bush, the outside of thread bush removes the post through link fixedly connected with, remove the upper portion sliding connection of post and screw thread axle, the upper end fixedly connected with connecting plate of removal post, the connecting plate places the board through connecting bolt fixedly connected with, the middle part of placing the board is provided with the standing groove, the middle part swing joint of standing groove has the cushion.

Preferably, the number of the supporting legs arranged outside the mounting column is not less than three, and the bottom ends of the supporting legs are provided with rubber protective sleeves.

Preferably, the threaded shaft is divided into a threaded section and a non-threaded section, the threaded section is a part above the upper end face of the mounting column, the non-threaded section is located in the inner cavity of the mounting column, and the knob shaft penetrates through the outer part of the threaded shaft, which is close to the upper end face of the mounting column.

Preferably, the threaded shaft is made of steel and is a hollow pipe.

Preferably, the inner cavity of the movable column is provided with a limiting groove, and the top end of the threaded shaft is provided with a limiting disc matched with the limiting groove.

Preferably, the lower part of the cushion block is in threaded connection with the placing plate through the ejecting shaft.

(III) advantageous effects

The utility model provides a but, but height-adjusting's support for wireless projector. The method has the following beneficial effects:

the height-adjustable support for the wireless projector is characterized in that a threaded shaft is rotatably connected with an inner cavity of a mounting column through a connecting bearing, the threaded shaft is divided into a threaded section and a non-threaded section, the threaded section is a part above the upper end face of the mounting column, the non-threaded section is arranged in the inner cavity of the mounting column, so that the processing process of the threaded shaft is simplified, the processing cost input is reduced, a knob shaft is arranged outside the threaded shaft close to the upper end face of the mounting column in a penetrating manner, the threaded shaft is convenient for personnel to rotate, the threaded shaft is driven to move in the vertical direction and is made of steel and is a hollow tube, the weight of the threaded shaft is effectively reduced on the premise of ensuring the strength of the threaded shaft, the subsequent movement of the whole support is facilitated, the upper part of the threaded shaft is in threaded connection with a threaded sleeve, the outside of the threaded sleeve is fixedly, when the projection height of the projector needs to be adjusted, the knob shaft can be rotated, so that a nut-screw-like structure is formed between the threaded sleeve and the threaded shaft, the threaded sleeve drives the moving column to move upwards through the connecting frame, so that the height of the placing plate is adjusted, the height of the projector placed on the placing groove can be appropriately adjusted, a better projection effect is achieved, the placing groove is arranged in the middle of the placing plate, the cushion block is movably connected to the middle of the placing groove, the lower portion of the cushion block is in threaded connection with the placing plate through the ejecting shaft, so that the projector placed on the cushion block can be ejected through the knob, the projector has different inclination angles, the projector can have a good projection effect, a better viewing effect is guaranteed, and the adjustment of the projection height and the projection inclination angle of the projector is achieved, effectively improve the watching effect of people.

Drawings

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

FIG. 2 is a schematic view of a half-section structure of the present invention;

fig. 3 is a schematic view of the component-splitting structure of the present invention.

In the figure: the device comprises an installation column 1, a supporting leg 2, a connecting bearing 3, a threaded shaft 4, a threaded sleeve 5, a connecting frame 6, a movable column 7, a limiting groove 8, a limiting disc 9, a connecting plate 10, a connecting bolt 11, a placing plate 12, a placing groove 13, a cushion block 14, a jacking shaft 15 and a knob shaft 16.

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. 1-3, the present invention provides a technical solution: a height-adjustable support for a wireless projector comprises a mounting column 1, wherein supporting legs 2 are annularly arranged on the lower portion of the mounting column 1, the number of the supporting legs 2 arranged outside the mounting column 1 is not less than three, rubber protective sleeves are arranged at the bottom ends of the supporting legs 2, so that when the support is used indoors, the supporting legs 2 can be prevented from abrasion to a floor in the moving process, an inner cavity of the mounting column 1 is rotatably connected with a threaded shaft 4 through a connecting bearing 3, the threaded shaft 4 is positioned and divided into a threaded section and a non-threaded section, the threaded section is a part above the upper end face of the mounting column 1, the non-threaded section is positioned in the inner cavity of the mounting column 1, the processing technology for the threaded shaft 4 is simplified, the processing cost input is reduced, a knob shaft 16 is arranged on the outer portion, close to the upper end face of the mounting column 1, of the threaded shaft 4 penetrates, thereby drive the thread bush 5 to move in the vertical direction, the thread bush 4 is made of steel and is a hollow tube, thereby effectively reducing the weight of the thread bush 4 on the premise of ensuring the strength of the thread bush 4, facilitating the subsequent movement of the whole support, the upper part thread of the thread bush 4 is connected with the thread bush 5, the outside of the thread bush 5 is fixedly connected with a moving column 7 through a connecting frame 6, the moving column 7 is connected with the upper part of the thread bush 4 in a sliding way, the inner cavity of the moving column 7 is provided with a limit groove 8, the top end of the thread bush 4 is provided with a limit disc 9 matched with the limit groove 8, when the projection height of the projector needs to be adjusted, a similar nut screw structure is formed between the thread bush 5 and the thread bush 4 by rotating a knob shaft 16, therefore the thread bush 5 drives the moving column 7 to move upwards through the connecting frame 6, thereby adjusting the height of the placing plate 12, therefore, the height of the projector placed on the placing groove 13 can be properly adjusted to achieve a better projection effect, the upper end of the movable column 7 is fixedly connected with the connecting plate 10, the connecting plate 10 is fixedly connected with the placing plate 12 through the connecting bolt 11, the placing groove 13 is arranged in the middle of the placing plate 12, the middle of the placing groove 13 is movably connected with the cushion block 14, the lower portion of the cushion block 14 is in threaded connection with the placing plate 12 through the ejecting shaft 15, and therefore the projector placed on the cushion block 14 can be ejected through the knob ejecting shaft 15, so that the projector has different inclination angles, the projector can be guaranteed to have a good projection effect, a better viewing effect is guaranteed, adjustment of the projection height and the projection inclination angle of the projector is achieved, and the purpose of effectively improving the viewing effect of personnel is achieved.

During operation, the inner cavity of the mounting column 1 is rotatably connected with a threaded shaft 4 through a connecting bearing 3, the threaded shaft 4 is divided into a threaded section and a non-threaded section, the threaded section is a part above the upper end face of the mounting column 1, the non-threaded section is positioned in the inner cavity of the mounting column 1, so that the processing technology of the threaded shaft 4 is simplified, the processing cost input is reduced, a knob shaft 16 is arranged outside the threaded shaft 4 close to the upper end face of the mounting column 1 in a penetrating manner, the threaded shaft 4 is convenient for personnel to rotate, the threaded sleeve 5 is driven to move in the vertical direction, the threaded shaft 4 is made of steel and is a hollow tube, the weight of the threaded shaft 4 is effectively reduced on the premise of ensuring the strength of the threaded shaft 4, the subsequent movement of the whole support is facilitated, the upper part of the threaded shaft 4 is in threaded connection with a threaded sleeve 5, the outside of the threaded sleeve 5 is fixedly connected with a moving, when the projection height of the projector needs to be adjusted, the knob shaft 16 can be rotated, so that a nut-screw-like structure is formed between the threaded sleeve 5 and the threaded shaft 4, and therefore the threaded sleeve 5 drives the moving column 7 to move upwards through the connecting frame 6, so as to adjust the height of the placing plate 12, so that the height of the projector placed on the placing groove 13 can be appropriately adjusted to achieve a better projection effect, the placing groove 13 is arranged in the middle of the placing plate 12, the cushion block 14 is movably connected to the middle of the placing groove 13, the lower part of the cushion block 14 is in threaded connection with the placing plate 12 through the ejecting shaft 15, so that the cushion block 14 can eject the projector placed on the cushion block 15 through the knob, so that the projector has different inclination angles, and further the projector can have a good projection effect, so as to ensure a better viewing effect, and thus the adjustment of the projection height and the projection inclination angle of the projector is achieved, effectively improve the watching effect of people.

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. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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

1. A height-adjustable's support for wireless projector, includes erection column (1), its characterized in that: supporting legs (2) are arranged in the lower portion of mounting column (1) in an annular mode, the inner cavity of mounting column (1) is connected with threaded shaft (4) through connecting bearing (3) rotation, the upper portion threaded connection of threaded shaft (4) has thread bush (5), the outside of thread bush (5) is through link (6) fixedly connected with removal post (7), remove the upper portion sliding connection of post (7) and threaded shaft (4), the upper end fixedly connected with connecting plate (10) of removal post (7), board (12) is placed through connecting bolt (11) fixedly connected with in connecting plate (10), the middle part of placing board (12) is provided with standing groove (13), the middle part swing joint of standing groove (13) has cushion (14).

2. The height adjustable stand for a wireless projector of claim 1, wherein: the number of the supporting legs (2) arranged outside the mounting column (1) is not less than three, and rubber protective sleeves are arranged at the bottom ends of the supporting legs (2).

3. The height adjustable stand for a wireless projector of claim 1, wherein: the threaded shaft (4) is located and is divided into a threaded section and a non-threaded section, the threaded section is the part above the upper end face of the mounting column (1), the non-threaded section is located in the inner cavity of the mounting column (1), and the knob shaft (16) penetrates through the outer portion, close to the upper end face of the mounting column (1), of the threaded shaft (4).

4. A height adjustable stand for a wireless projector according to claim 1 or 3, wherein: the threaded shaft (4) is made of steel and is a hollow pipe.

5. The height adjustable stand for a wireless projector of claim 1, wherein: the inner cavity of the movable column (7) is provided with a limiting groove (8), and the top end of the threaded shaft (4) is provided with a limiting disc (9) matched with the limiting groove (8).

6. The height adjustable stand for a wireless projector of claim 1, wherein: the lower part of the cushion block (14) is in threaded connection with the placing plate (12) through a jacking shaft (15).