CN110822227B

CN110822227B - Projection device with wireless connection function

Info

Publication number: CN110822227B
Application number: CN201911057477.2A
Authority: CN
Inventors: 肖贤建
Original assignee: Changzhou Institute of Technology
Current assignee: Changzhou Institute of Technology
Priority date: 2019-11-01
Filing date: 2019-11-01
Publication date: 2021-08-03
Anticipated expiration: 2039-11-01
Also published as: CN110822227A

Abstract

The invention discloses a projection device with a wireless connection peripheral, relates to the technical field of projection devices, and solves the problems that the existing projection device does not have the function of adjusting the angle and the inclination angle, so that the projection devices are labor-consuming to adjust manually, the working efficiency is not high, and the operation is very troublesome. A projection device with a wireless connection peripheral comprises an inclination angle adjusting device and an angle adjusting device; the inclination angle adjusting device is fixedly connected to one side of the supporting rod on the base; the angle adjusting device is movably connected in the mounting groove in the base. The top of layer board together is fixed to the projecting apparatus of the device, and when adjusting the angle and the inclination of projecting apparatus, personnel need not to move the projecting apparatus and adjust, but adjusts the projecting apparatus through inclination adjusting device and angle adjusting device, and easy operation is convenient, has improved work efficiency.

Description

Projection device with wireless connection function

Technical Field

The invention belongs to the technical field of projection devices, and particularly relates to a projection device with a wireless connection peripheral.

Background

The computer is commonly called as computer, is a modern electronic computing machine for high-speed computation, can perform numerical computation and logic computation, and also has the function of storage and memory. The intelligent electronic equipment is modern intelligent electronic equipment capable of automatically and quickly processing mass data according to program operation, and a computer is a popular office working machine at present. A projector, also called a projector, is a device that can project images or videos onto a curtain, and can play corresponding video signals by receiving wireless signals from a computer.

If the application number is: CN201410134312.1 discloses a projection apparatus with an adjustment function, which includes a projector, a first supporting frame, a first carrying seat, an adjustment device, a second supporting frame, a second carrying seat, and a sub-projection apparatus, wherein the adjustment mechanism is adjusted to make the first carrying seat move relative to the first supporting frame, and the first carrying seat pushes the sub-projection apparatus to rotate around the rotation axis. The projection equipment provided by the invention can be used for adjusting the horizontal rotation angle and the projection direction of the superposed projection equipment in a labor-saving and accurate manner by adjusting the adjusting device.

At present, when large-scale speech, generally place projection arrangement and use on subaerial or corresponding support mesa, and the projection arrangement in large-scale performance place, because the place has mostly projected the light of a large amount of hi-lite, in order to throw out the picture quality of preferred, projection arrangement need possess fairly high class brightness, and then make projection arrangement's weight increase by a wide margin, because projection arrangement does not possess the function at angle regulation and inclination itself, so relatively hard when the projection arrangement of manual regulation these, probably need a plurality of staff to adjust jointly, work efficiency is not high and very troublesome.

Therefore, in view of the above, research and improvement are made on the existing structure and defects, and a projection apparatus with a wireless connection to the peripheral is provided, so as to achieve the purpose of higher practical value.

Disclosure of Invention

In order to solve the above technical problems, the present invention provides a projection device with a wireless connection peripheral, so as to solve the problems of the existing projection device for large performance sites that the site mostly projects a large amount of high-brightness lights, the projection device needs to have a relatively high brightness to project a better image quality, and further the weight of the projection device is greatly increased, and the projection device itself does not have the function of adjusting the angle and the inclination angle, so that the manual adjustment of the projection devices is not laborious, a plurality of workers may be needed to adjust the projection devices together, and the work efficiency is very troublesome.

The invention aims and effects of a projection device externally provided with a wireless connection, and is achieved by the following specific technical means:

a projection device with a wireless connection function is externally provided, and comprises a projector, a supporting plate, a base, an inclination angle adjusting device, a limiting block and an angle adjusting device; the projector is screwed and fixed on the top of the instrument supporting plate through screws; the top of the supporting rod is fixedly connected to the two sides of the bottom of the supporting plate; the bottom of the instrument supporting plate is movably connected with the top of the transmission rod; the supporting rods are movably connected through pin rods; the two sides of the top surface of the base are fixedly connected with the bottoms of the supporting rods, and the top surface of the base is movably connected with the bottoms of the transmission rods; the inclination angle adjusting device is fixedly connected to one side of the supporting rod on the base; the limiting block is fixedly connected to the side surface of the supporting rod right above the inclination angle adjusting device; the angle adjusting device is movably connected in the mounting groove in the base.

Furthermore, the inclination angle adjusting device comprises a threaded rod, a knob and a track cylinder, the threaded rod penetrates through the knob and is screwed in the track cylinder through threads, and the track cylinder is internally provided with threads.

Furthermore, the bottom of the knob is provided with a circular sliding block, and the top of the track cylinder is provided with a circular sliding groove.

Furthermore, a square positioning block is arranged at the top of the threaded rod, a transverse sliding rod is arranged in the middle of the positioning block, and a cross-shaped limiting groove is formed in the limiting block.

Furthermore, the transmission rod comprises a top rod and a bottom rod, and the top rod and the bottom rod are movably connected through a universal joint.

Furthermore, the top of ejector pin is equipped with square inserted block, the bottom of instrument layer board is equipped with square slot.

Furthermore, a transmission gear is arranged at the bottom of the bottom rod.

Furthermore, the angle adjusting device comprises a rotating rod and a driving gear, gear teeth of the driving gear are meshed with gear teeth of the transmission gear, and the gear tooth ratio of the driving gear to the gear teeth of the transmission gear is 3: 1.

Compared with the prior art, the invention has the following beneficial effects:

the top of layer board together is fixed to the projecting apparatus of the device, and when adjusting the angle and the inclination of projecting apparatus, personnel need not to move the projecting apparatus and adjust, but adjusts the projecting apparatus through inclination adjusting device and angle adjusting device, and easy operation is convenient, has improved work efficiency.

At first, the device's angle adjusting device adopts the mode of screw thread location, make more accurate and sensitive of regulation, it can make the threaded rod rise or reduce to rotate the knob, the locating piece through the threaded rod top slides in the spacing groove of stopper, can change the inclination of backup pad in order to reach the purpose that changes the projecting apparatus projection inclination, the mode of screw thread twist-on location can guarantee to adjust that the fixed angle of inclination can not cause the phenomenon emergence that the projecting apparatus rocked from the projection picture because of the unexpected of threaded rod drops to change after accomplishing simultaneously, the stability of the device has been improved.

Secondly, the design of the gear tooth ratio of the driving gear and the transmission gear enables the angle adjustment of the device to be sensitive and reliable, the transmission gear is driven to rotate through the driving gear, the transmission rod rotates to enable the instrument supporting plate at the top to rotate, the purpose of changing the projection angle of the projector is achieved, the angle change of the top projector can be achieved by using small force, convenience and labor saving are achieved, and the flexibility and the adaptability of the device are improved.

Furthermore, the design that the threaded rod top was equipped with square locating piece makes threaded rod self can the joint at the spacing inslot of stopper, threaded rod self can not rotate, only can come height-adjusting through the rotation of knob, connect through the universal joint between ejector pin and the sill bar, make even the backup pad at top has changed the inclination, the effect of universal joint is gone down the pole and still can be with rotating the angle change that the effect transmission realized the top instrument layer board for the ejector pin, and the design of the square inserted block in ejector pin top, make the more stable of rotation effect transmission, the phenomenon that can not appear skidding, the device practicality has been improved.

Drawings

Fig. 1 is a schematic structural view of the present invention.

FIG. 2 is a schematic top view of the present invention after detachment.

FIG. 3 is a schematic view of the disassembled bottom structure of the present invention.

Fig. 4 is a schematic view of the internal structure of the present invention.

FIG. 5 is a schematic view of the structure of the projector after adjusting the angle and the inclination angle,

Fig. 6 is an enlarged schematic view of the portion a of the present invention.

Fig. 7 is an enlarged schematic view of the part B of the present invention.

FIG. 8 is an enlarged schematic view of the section C of the present invention.

Fig. 9 is an enlarged schematic view of the D-site of the present invention.

FIG. 10 is an enlarged schematic view of the invention at E.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a projector; 2. a support plate; 3. an instrument pallet; 301. a slot; 4. a support bar; 5. a base; 6. a tilt angle adjusting device; 601. a threaded rod; 602. a knob; 6021. a slider; 603. a track cylinder; 6031. a chute; 7. a limiting block; 8. a transmission rod; 801. a top rod; 8011. inserting a block; 802. a bottom bar; 803. a universal joint; 8021. a transmission gear; 9. an angle adjusting device; 901. a rotating rod; 902. a driving gear;

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 10:

the invention provides a projection device with a wireless connection peripheral, which comprises a projector 1, a supporting plate 2, a base 5, an inclination angle adjusting device 6, a limiting block 7 and an angle adjusting device 9, wherein the supporting plate is arranged on the base; the projector 1 is screwed and fixed on the top of the instrument supporting plate 3 through screws; the top of the support rod 4 is fixedly connected with the two sides of the bottom of the support plate 2; the bottom of the instrument supporting plate 3 is movably connected with the top of the transmission rod 8; the support rods 4 are movably connected through pin rods; the two sides of the top surface of the base 5 are fixedly connected with the bottoms of the supporting rods 4, and the top surface of the base 5 is movably connected with the bottoms of the transmission rods 8; the inclination angle adjusting device 6 is fixedly connected to one side of the supporting rod 4 on the base 5; the inclination angle adjusting device 6 comprises a threaded rod 601, a knob 602 and a track cylinder 603, the threaded rod 601 penetrates through the knob 602 and is screwed in the track cylinder 603 through threads, and the track cylinder 603 is internally provided with threads, as shown in fig. 2, fig. 4 and fig. 9, a thread positioning mode is adopted, so that the adjustment is more accurate and sensitive, and meanwhile, the thread screwing positioning mode can ensure that the phenomenon that a projection picture of the projector 1 shakes due to the change of an accidental falling inclination angle of the threaded rod 601 can be avoided after the adjustment of the device is finished, and the stability of the device is improved; the top of the threaded rod 601 is provided with a square positioning block, the middle of the positioning block is provided with a transverse sliding rod, and the inside of the limiting block 7 is provided with a cross-shaped limiting groove, as shown in the attached drawings 4 and 9, the threaded rod 601 can be clamped in the limiting groove of the limiting block 7, the threaded rod 601 can not rotate, and the height can be adjusted only by rotating the knob 602; the limiting block 7 is fixedly connected to the side surface of the supporting rod 4 right above the inclination angle adjusting device 6; the transmission rod 8 comprises a top rod 801 and a bottom rod 802, the top rod 801 and the bottom rod 802 are movably connected through a universal joint 803, as shown in the attached drawings 1, 2 and 6, the design enables the bottom rod 802 to transmit the rotation effect to the top rod 801 under the action of the universal joint 803 even if the inclination angle of the top support plate 2 is changed, so that the purpose of changing the angle of the top instrument supporting plate is realized, and the adaptability of the device is improved; the bottom of the bottom rod 802 is provided with a transmission gear 8021, and as shown in fig. 4 and fig. 10, the angle adjusting device 9 is movably connected in the installation groove inside the base 5.

The bottom of the knob 602 is provided with a circular slider 6021, the top of the track cylinder 603 is provided with a circular sliding groove 6031, as shown in fig. 4 and 9, the threaded rod 601 can be raised or lowered by rotating the knob 602, and the inclination of the support plate 2 can be changed by sliding the positioning block at the top of the threaded rod 601 in the limiting groove of the limiting block 7, so as to change the projection inclination of the projector 1, thereby improving the flexibility of the device.

The top of the top rod 801 is provided with a square insertion block 8011, and the bottom of the instrument supporting plate 3 is provided with a square insertion slot 301, as shown in fig. 3 and fig. 7, the design makes the transmission of the rotation effect of the top rod 801 and the bottom rod 802 more stable, the phenomenon of slipping does not occur, and the stability of the device is further improved.

The angle adjusting device 9 comprises a rotating rod 901 and a driving gear 902, gear teeth of the driving gear 902 are meshed with gear teeth of a transmission gear 8021, the gear tooth ratio of the driving gear 902 to the gear teeth of the transmission gear 8021 is 3:1, as shown in fig. 4 and fig. 10, the angle adjusting device is sensitive and reliable in angle adjustment, the driving gear 902 drives the transmission gear 8021 to rotate, and the transmission rod 8 rotates to enable the top instrument supporting plate 3 to rotate, so that the purpose of changing the projection angle of the projector 1 is achieved, the angle of the top projector can be changed by using small force, the force is saved, and the practicability of the device is improved.

The specific use mode and function of the embodiment are as follows:

in the invention, the device is placed at a proper position in a field needing projection, the device is connected with a computer through a wireless signal, after a required picture is projected by the projector 1, the position of the picture projected by the projector 1 is adjusted to a proper angle and an inclination angle through the device, the threaded rod 601 is raised or lowered through rotating the knob 602, the positioning block at the top of the threaded rod 601 moves in the limiting groove of the limiting block 7 to drive the supporting plate 2 at the top to change the inclination angle, the projector 1 at the top of the supporting plate 2 changes the inclination angle accordingly, the inclination angle of the projector 1 is adjusted to the proper inclination angle through the mode, the rotating rod 901 is rotated, the driving gear 902 drives the transmission gear 8021 to rotate, even if the inclination angle of the supporting plate 2 is changed, the bottom rod 802 can still drive the ejector rod 801 to rotate through the universal joint 803 under the action of the universal joint 803, the ejector rod 801 drives the instrument supporting plate 3 to rotate along with the ejector rod 801 through the insert block 8011 at the top, the projection angle of the projector 1 is changed, and the projection angle of the projector 1 is adjusted to a required angle by this method.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a peripheral hardware wireless connection's projection arrangement which characterized in that: the projector comprises a projector (1), a supporting plate (2), a base (5), an inclination angle adjusting device (6), a limiting block (7) and an angle adjusting device (9); the projector (1) is screwed and fixed on the top of the instrument supporting plate (3) through screws; the top of the support rod (4) is fixedly connected to the two sides of the bottom of the support plate (2); the bottom of the instrument supporting plate (3) is movably connected with the top of the transmission rod (8); the supporting rods (4) are movably connected through pin rods; the two sides of the top surface of the base (5) are fixedly connected with the bottoms of the supporting rods (4), and the top surface of the base (5) is movably connected with the bottoms of the transmission rods (8); the inclination angle adjusting device (6) is fixedly connected to one side of the supporting rod (4) on the base (5); the limiting block (7) is fixedly connected to the side surface of the supporting rod (4) right above the inclination angle adjusting device (6); the angle adjusting device (9) is movably connected in a mounting groove in the base (5); the inclination angle adjusting device (6) comprises a threaded rod (601), a knob (602) and a track cylinder (603), the threaded rod (601) penetrates through the knob (602) and is screwed in the track cylinder (603) through threads, and the track cylinder (603) is internally provided with threads; the top of the threaded rod (601) is provided with a square positioning block, the middle of the positioning block is provided with a transverse sliding rod, and a cross-shaped limiting groove is formed in the limiting block (7); the transmission rod (8) comprises a top rod (801) and a bottom rod (802), and the top rod (801) is movably connected with the bottom rod (802) through a universal joint (803); a transmission gear (8021) is arranged at the bottom of the bottom rod (802); the angle adjusting device (9) comprises a rotating rod (901) and a driving gear (902), gear teeth of the driving gear (902) are meshed with gear teeth of the transmission gear (8021), and the gear tooth ratio of the driving gear (902) to the transmission gear (8021) is 3: 1.

2. The projection device of claim 1, wherein the peripheral device is wirelessly connected to the projection device: the bottom of the knob (602) is provided with a circular sliding block (6021), and the top of the track cylinder (603) is provided with a circular sliding groove (6031).

3. The projection device of claim 1, wherein the peripheral device is wirelessly connected to the projection device: the top of ejector pin (801) is equipped with square inserted block (8011), the bottom of instrument layer board (3) is equipped with square slot (301).