CN215117134U

CN215117134U - Portable folding integral type projection equipment

Info

Publication number: CN215117134U
Application number: CN202121398515.3U
Authority: CN
Inventors: 孙志军; 陈龙; 黄键
Original assignee: Wuxi Seemile Laser Display Technology Co Ltd
Current assignee: Wuxi Seemile Laser Display Technology Co Ltd
Priority date: 2021-06-23
Filing date: 2021-06-23
Publication date: 2021-12-10
Anticipated expiration: 2031-06-23

Abstract

The utility model discloses a portable folding integral type projection equipment, including projector and demonstration carrier, the upper surface of projector is provided with the projected ultrashort burnt position that supplies the ultrashort burnt camera lens, the trailing flank of projector is provided with the projected short burnt position that supplies the short burnt camera lens, and ultrashort burnt camera lens and short burnt camera lens exchange the existence, the demonstration carrier sets up on the projector and is connected through active structure with the projector, and when opening the demonstration carrier, ultrashort burnt camera lens can project on showing the carrier through ultrashort burnt position, or short burnt camera lens passes through short burnt position projection on showing the carrier, and when closing the demonstration carrier, the demonstration carrier covers the upper surface of projector completely and forms wholly, and when dismantling the back with showing the carrier, the projector can project on other carriers. Detachably rotates on the upper surface of projector and is connected with the display carrier, makes display carrier and projector form a whole, conveniently carries to do not need the debugging when the projection just can directly use.

Description

Portable folding integral type projection equipment

Technical Field

The utility model relates to a laser equipment technical field, concretely relates to portable folding integral type projection equipment.

Background

The projector is a device that projects or reflects images or videos onto a screen through a digital light processing technology or an LCD liquid crystal imaging technology, and can access corresponding image and video signals through different signal sources, such as a computer, a mobile phone, a DVD, and a DV, so as to realize playing. The projector is widely applied to places such as education, business, engineering, household and the like. Projectors are mainly classified into DLP, LCD, and the like according to the operating principle.

The reflective short-focus projector has the following characteristics: the projection distance can be greatly shortened, and the space can be reasonably utilized; the user can see a larger picture within a limited distance; the utilization rate of the light source is improved, and the interference of ambient light is effectively overcome; and a larger picture can be generated at a shorter projection distance, and a user does not interfere with projection light. So that the reflective short-focus projector is widely used.

However, the projector in the prior art needs to be projected on a professional screen, otherwise, the display effect is poor, and the distance between the projector and the screen needs to be adjusted during use, and meanwhile, the area of the screen is generally large and inconvenient to carry.

SUMMERY OF THE UTILITY MODEL

The utility model discloses plan to provide a portable folding integral type projection equipment, portable need not debug alright direct use.

Therefore, the utility model discloses the technical scheme who adopts does: the utility model provides a portable folding integral type projection equipment, includes projector and demonstration carrier, the upper surface of projector is provided with the ultrashort burnt position that supplies the projection of ultrashort burnt camera lens, the trailing flank of projector is provided with the short burnt position that supplies the projection of short burnt camera lens, and ultrashort burnt camera lens and short burnt camera lens exchange the existence, the demonstration carrier sets up on the projector and passes through the active structure with the projector and be connected, and when opening the demonstration carrier, ultrashort burnt camera lens can project on the demonstration carrier through ultrashort burnt position, or short burnt camera lens passes through short burnt position projection on the demonstration carrier, and when closing the demonstration carrier, the demonstration carrier hides the upper surface of projector completely and forms wholly, and when dismantling the back with the demonstration carrier, the projection function of projector projects on other carriers.

Preferably, the movable structure comprises a curtain rotating shaft, a push-pull frame and a fixing frame, the push-pull frame and the fixing frame are integrally shaped like a U and are oppositely arranged on the frame of the upper surface of the projector in a front-back mode, the left end and the right end of the push-pull frame can slide back and forth on the left end and the right end of the fixing frame correspondingly, the curtain rotating shaft comprises a transverse shaft, the middle of the transverse shaft penetrates through the middle of the rear end of the push-pull frame, the left end and the right end of the transverse shaft correspondingly penetrate through the left end and the right end of the rear end of the display carrier, a vertical shaft is arranged at the left end of the transverse shaft, a groove capable of placing the vertical shaft is formed in the position, corresponding to the vertical shaft, of the push-pull frame, and a rotating hole for the vertical shaft to be inserted into is correspondingly formed in the rear end of the display carrier; when the display carrier rotates along the transverse shaft, the display carrier can be closed or opened, when the transverse shaft is detached and the vertical shaft is not installed, the display carrier can be detached, when the transverse shaft is detached and the vertical shaft is installed, the display carrier can rotate around the vertical shaft, and when the push-pull frame moves backwards to a certain position along the two ends of the fixing frame, the short-focus lens is projected on the display carrier through the short-focus position.

More preferably, the projector has a quadrangle correction function.

More preferably, the left and right side walls of the projector are provided with heat dissipation plates.

Further preferably, a groove is formed in the middle of the upper surface of the projector, the ultra-short focal position is located in the middle of the groove, a control button is further arranged in the groove, and the control button is located at the front end of the ultra-short focal position.

Preferably, a notch is formed in the middle of the front end of the display carrier, and a protrusion is arranged at a position, corresponding to the notch, of the front end of the fixing frame.

The utility model has the advantages that:

(1) the display carrier is arranged, when the display carrier is closed, the size of the upper surface of the projector is just covered to form a whole, the carrying is convenient, and meanwhile, the protection and dust prevention effects are achieved on the ultra-short focal position arranged on the upper surface of the projector;

(2) the rear end of the display carrier is connected with the rear end of the projector through a movable structure, when the projector is used, the display carrier is opened, and the projector can be directly used without independently arranging the carrier and debugging the projector to accurately project, so that the projector can be directly projected on the display carrier, the use environment of the whole projector is not limited, and the use of the projector is convenient;

(3) when the display carrier on the projector is not needed, the display carrier can be removed to make it the same as that used by a conventional projector.

Drawings

Fig. 1 is a schematic structural diagram of the display carrier according to the present invention after being opened.

Fig. 2 is a schematic structural diagram of the display carrier according to the present invention after closing the display carrier.

FIG. 3 is a schematic view showing the carrier after rotation about a vertical axis.

Fig. 4 is a schematic view after the push-pull frame is pulled open and the display carrier is opened.

Fig. 5 is a schematic view of fig. 4 viewed from the rear side.

In fig. 1, the dotted line represents the projection effect of the ultra-short focus lens; in fig. 4, the dotted line represents the projection effect of the short-focus lens.

Detailed Description

The invention will be further described by way of examples with reference to the accompanying drawings:

referring to fig. 1-5, a portable folding integrated projection device is mainly composed of a projector 1 and a display carrier 2. An ultra-short focus position 1a for projecting by an ultra-short focus lens is arranged on the upper surface of the projector 1, a short focus position 1c for projecting by a short focus lens is arranged on the rear side surface of the projector 1, and the ultra-short focus lens and the short focus lens are alternately arranged. The display carrier 2 is arranged on the projector 1 and is connected with the projector 1 through a movable structure.

When the display carrier 2 is opened, the ultra-short-focus lens can be projected on the display carrier 2 through the ultra-short-focus position 1a, or the short-focus lens can be projected on the display carrier 2 through the short-focus position 1c, when the display carrier 2 is closed, the display carrier 2 completely covers the upper surface of the projector 1 to form a whole, and when the display carrier 2 is disassembled, the projector 1 can be projected on other carriers.

In order to facilitate the projection of the ultra-short-focus lens 1a or the short-focus lens 1c on the display carrier 2, the movable structure comprises a curtain rotating shaft 3, a push-pull frame 5 and a fixed frame 6. The push-pull frame 5 and the fixing frame 6 are integrally shaped like U, and are oppositely arranged on the frame on the upper surface of the projector 1 from front to back, and the left end and the right end of the push-pull frame 5 can slide back and forth on the left end and the right end of the fixing frame 6 correspondingly. The curtain rotating shaft 3 comprises a transverse shaft, the middle of the transverse shaft penetrates through the middle of the rear end of the push-pull frame 5, the left end and the right end of the transverse shaft correspondingly penetrate through the left end and the right end of the rear end of the display carrier 2, a vertical shaft is arranged at the left end of the transverse shaft, a groove capable of containing the vertical shaft is formed in the position, corresponding to the vertical shaft, of the push-pull frame 5, and a rotating hole for the vertical shaft to insert is correspondingly formed in the rear end of the display carrier 2.

When the display carrier 2 rotates along the horizontal axis, the display carrier 2 can be closed or opened; when the horizontal shaft is detached and the vertical shaft is not installed, the display carrier 2 can be detached; when the horizontal shaft is detached and the vertical shaft is installed, the display carrier 2 can rotate around the vertical shaft; when the push-pull frame 5 moves backwards to a certain position along the two ends of the fixed frame 6, the display carrier 2 is opened, and the short-focus lens can be projected on the display carrier 2 through the short-focus position 1 c.

In order to prevent the display carrier 2 from being used when rotating around the vertical axis, the projector 1 has a four-corner correction function, and the size of the projected picture is partially lost.

In order to facilitate the heat dissipation of the projector 1, heat dissipation plates 4 are disposed on the left and right outer sidewalls of the projector 1.

For preventing mistake and touching control button 1b, also set up control button 1b on 1 upper surface of projector, be provided with the recess in order to let the position in 1 upper surface middle part of projector simultaneously, ultrashort burnt position 1a and control button 1b are located the recess, and wherein ultrashort burnt position 1a is in the middle part of recess, and control button 1b is located the front end of ultrashort burnt position 1 a.

In order to facilitate the opening of the display carrier 2, a notch 2a is arranged in the middle of the front end of the display carrier 2, the cross section of the notch 1c is triangular, and a protrusion 6a is arranged at the position of the front end of the fixing frame 6 corresponding to the notch 2 a.

Claims

1. The utility model provides a portable folding integral type projection equipment, includes projector (1), the upper surface of projector (1) is provided with the projected ultrashort burnt position (1a) that supplies the ultrashort burnt camera lens, the trailing flank of projector (1) is provided with short burnt position (1c) that supplies the short burnt camera lens to project, and ultrashort burnt camera lens and short burnt camera lens interchange to exist its characterized in that: still include and show carrier (2), show carrier (2) set up on projector (1) and pass through the active structure with projector (1) and be connected, when opening and show carrier (2), ultrashort burnt camera lens can project on showing carrier (2) through ultrashort burnt position (1a), or short burnt camera lens passes through short burnt position (1c) projection on showing carrier (2), when closing and showing carrier (2), show carrier (2) and cover the upper surface of projector (1) completely and form wholly, when dismantling back with showing carrier (2), projector (1) can project on other carriers.

2. The portable folding unitary projection device of claim 1, wherein: the movable structure comprises a curtain rotating shaft (3), a push-pull frame (5) and a fixing frame (6), wherein the push-pull frame (5) and the fixing frame (6) are integrally U-shaped and are oppositely arranged on a frame on the upper surface of the projector (1) from front to back, the left end and the right end of the push-pull frame (5) can slide back and forth on the left end and the right end of the fixing frame (6) correspondingly, the curtain rotating shaft (3) comprises a transverse shaft, the middle part of the transverse shaft penetrates through the middle part of the rear end of the push-pull frame (5), the left end and the right end of the transverse shaft correspondingly penetrate through the left end and the right end of the rear end of the display carrier (2), a vertical shaft is arranged at the left end of the transverse shaft, a groove capable of placing the vertical shaft is formed in the position, corresponding to the vertical shaft, of the rear end of the display carrier (2) is correspondingly provided with a rotating hole for inserting the vertical shaft; when the display carrier (2) rotates along the transverse shaft, the display carrier (2) can be closed or opened, when the transverse shaft is detached and the vertical shaft is not installed, the display carrier (2) can be detached, when the transverse shaft is detached and the vertical shaft is installed, the display carrier (2) can rotate around the vertical shaft, and when the push-pull frame (5) moves backwards to a certain position along the two ends of the fixed frame (6), the short-focus lens is projected on the display carrier (2) through the short-focus position (1 c).

3. The portable folding unitary projection device of claim 1, wherein: the projector (1) has a four-corner correction function.

4. The portable folding unitary projection device of claim 1, wherein: the left side wall and the right side wall of the projector (1) are both provided with a heat dissipation plate (4).

5. The portable folding unitary projection device of claim 1, wherein: the projector (1) upper surface middle part is provided with the recess, ultrashort burnt position (1a) is located the middle part of recess, still be provided with control button (1b) in the recess, control button (1b) is located the front end of ultrashort burnt position (1 a).

6. A portable folding unitary projection device according to claim 2, wherein: a notch (2a) is formed in the middle of the front end of the display carrier (2), and a protrusion (6a) is arranged at the position, corresponding to the notch (2a), of the front end of the fixing frame (6).