CN208107562U - A kind of foldable projector mount device of portable multifunctional - Google Patents

Abstract

The utility model relates to a multifunctional portable foldable projector support device, which comprises a panel assembly, a primary adjustment foot pad assembly connected below the panel assembly, a first tripod assembly and a second tripod assembly; the panel assembly includes Bracket panel, cooling fan and panel bottom cover; the total length of the first foot frame assembly is greater than the total length of the second foot frame assembly; the first foot frame assembly includes a first outer foot frame and a first inner foot frame, the upper end of the first outer leg is rotatably connected to the bottom of the panel, and the upper end of the first inner leg is telescopically connected to the first outer leg; the second leg The assembly includes a second outer leg and a second inner leg; the upper end of the second inner leg is telescopically connected to the second outer leg. The multi-functional portable foldable projector support device can not only make the projected picture be a front projection, but also be portable and easy to install during use, and the adjustment of its height and angle is also more sensitive.

Description

A multifunctional portable foldable projector support device

technical field

The utility model relates to the field of projector equipment brackets, in particular to a multifunctional portable foldable projector bracket device.

Background technique

The projector is closely related to our daily work, and it plays an indispensable role in many ways. The orthographic projection of its projection screen will bring us a very real visual sense. During the use of traditional projectors, either the picture is distorted or the proportions are not coordinated. During use, books or other objects that can be supported must not be used to make the projection screen as positive as possible. Sometimes it cannot meet certain specific occasions. Down projection requirements. This new type of multifunctional portable foldable projector support device can not only make the projected picture into a front projection, but also be portable and easy to install during use, and its height and angle can be adjusted more sensitively and conveniently.

Utility model content

In order to overcome the deficiencies of the prior art above, the purpose of this utility model is to propose a multifunctional portable foldable projector support device, which can not only make the projected picture a front projection, but also It is light to carry and easy to install during the process, and the adjustment of its height and angle is more sensitive and convenient.

In order to achieve the above-mentioned technical purpose, the utility model adopts the following technical solutions to realize.

A multifunctional portable foldable projector bracket device, comprising a panel assembly, a primary adjustment foot pad assembly connected below the panel assembly, a first tripod assembly and a second tripod assembly; the panel assembly includes a bracket panel, cooling fan and panel bottom cover; the total length of the first foot frame assembly is greater than the total length of the second foot frame assembly; the first foot frame assembly includes a first outer foot frame and a first inner foot frame, so The upper end of the first outer tripod is rotatably connected to the bottom of the panel, and the upper end of the first inner tripod is telescopically connected to the first outer tripod; the second tripod assembly includes a second Two outer legs and a second inner leg; the upper end of the second inner leg is telescopically connected to the second outer leg.

Preferably, the first tripod assembly also includes a first spring box and a first pin; the inner side of the first inner tripod near its upper end is provided with a first spring box, and the first spring box contains There is the first pin; the back of the first inner leg is provided with a first through hole, and the inner side of the first outer leg is provided with a row of first adjusting racks, and the first pin passes through The first through hole is then movably matched with the first adjusting rack.

Preferably, the first pin includes a first rod part, a first flat part and a first clamping tip connected in sequence; the first rod part and the first flat part are arranged on the first inner foot Inside the frame, the first clamping tip passes through the first through hole and is clamped on the first adjusting rack.

Preferably, the first spring box includes a hollow first box with upper and lower openings, and a first spring disposed in the first box; the first rod passes through the first spring, One end of the first spring abuts against the first flat portion, and the other end abuts against the first spring box.

Preferably, the second tripod assembly also includes a second spring box and a second latch; the second spring box is arranged on the inner side of the second inner tripod near its upper end, and the second spring box is equipped with the The second pin; the back side of the second inner leg is provided with a second through hole, and the inner side of the second outer leg is provided with a row of second adjusting racks, and the second pin passes through the first The second through hole is then movably matched with the second adjusting rack.

Preferably, the second pin includes a second rod part, a second flat part and a second clamping tip connected in sequence; the second rod part and the second flat part are arranged on the second inner foot Inside the frame, the second clamping tip passes through the second through hole and is clamped on the second adjusting rack.

Preferably, the second spring box includes a hollow second box with upper and lower openings, and a second spring disposed in the second box; the second rod passes through the second spring, One end of the second spring abuts against the second flat portion, and the other end abuts against the second spring box.

Preferably, two stop grooves are provided on the bracket panel, and a stop member is arranged in each stop groove; the stop member includes a stop bar that can expose the stop groove, and There are two shafts extending outward from the lower bottom end of the stop rod; each stop groove has two receiving holes outwardly defined by its groove side wall, and the two shafts are located in the receiving holes.

Preferably, the primary adjustment foot pad assembly includes a first screw adjustment foot pad and a second screw adjustment foot pad; the second screw adjustment foot pad is screwed to the bracket panel; the first screw adjustment foot pad is threaded to the The second screw adjusting foot pad; the rotation direction of the first screw adjusting foot pad and the second screw adjusting foot pad are opposite.

Preferably, the lower surface of the bottom cover of the panel is provided with a first invisible storage groove and a second invisible storage groove along its length, the first invisible storage groove accommodates the first tripod assembly; the second invisible storage groove accommodates Second stand assembly.

The beneficial effects of the utility model:

1. It is portable and easy to install during use.

2. It can meet the projection requirements in some specific occasions.

3. Through the primary adjustment of the foot pad assembly, the second tripod assembly, and the first tripod assembly, the projection screen can be

Orthographic projection, the adjustment of its height and angle is more sensitive and convenient.

Description of drawings

Fig. 1 is the schematic diagram of the three-dimensional structure of the bracket device provided by the embodiment of the present invention;

Fig. 2 is the bottom view of the panel assembly provided by the embodiment of the present invention;

Figure 3 is a cross-sectional view of the bracket device provided by the embodiment of the present invention;

Fig. 4 is a three-dimensional structural view of the stopper provided by the embodiment of the present invention;

Fig. 5 is a three-dimensional structural schematic diagram of the first tripod assembly provided by the embodiment of the present invention;

Fig. 6 is a schematic cross-sectional structure diagram of the first tripod assembly provided by the embodiment of the present invention;

Fig. 7 is a three-dimensional structural schematic diagram of the first pin of the first tripod assembly provided by the embodiment of the present invention;

Fig. 8 is a three-dimensional structural schematic diagram of the first inner foot of the first foot assembly provided by the embodiment of the present invention;

Fig. 9 is a schematic diagram of the three-dimensional structure of the first spring box of the first tripod assembly provided by the embodiment of the present invention;

Fig. 10 is a schematic diagram of the three-dimensional structure of the second tripod assembly provided by the embodiment of the present invention;

Fig. 11 is a schematic cross-sectional structure diagram of the second tripod assembly provided by the embodiment of the present invention;

In the figure: bracket panel 1; heat dissipation fan 2; panel bottom cover 3; strip heat dissipation through hole 4; stop groove 5; stopper 6; USB cable 8; circular heat dissipation through hole 9; first screw adjustment foot Pad 10; the second screw adjustable foot pad 11; the first outer tripod 12; the first inner tripod 13; the first spring box 14; the first pin 15; the first through hole 16; the adjustment rack 17; the first invisible Storage slot 18; second outer tripod 21; second inner tripod 22; second spring box 23; second latch 24; second invisible storage slot 26; second adjustment rack 28; stop bar 61; shaft part 62; the first rod part 151; the first flat part 152; the first clamping tip 153; the first box body 141; the first spring 142.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is further described:

Please refer to Figures 1 to 11, the multifunctional portable foldable projector support device provided by the embodiment of the present invention includes a panel assembly, a primary adjustment foot pad assembly connected to the bottom of the panel assembly, and a first footrest assembly and a second stand assembly; the total length of the first stand assembly is greater than the total length of the second stand assembly.

As shown in FIGS. 1 and 3 , the panel assembly includes a bracket panel 1 , a cooling fan 2 and a panel bottom cover 3 .

As shown in FIG. 3 , the bracket panel 1 and the panel bottom cover 3 are fastened up and down, and the two are connected by fasteners. The bracket panel 1 is provided with a plurality of strip-shaped heat dissipation through holes 4 along its length direction to provide heat dissipation channels for the projector. The heat dissipation fan 2 is arranged on the panel bottom cover 3 , and the panel bottom cover 3 is uniformly provided with a plurality of circular heat dissipation through holes 9 to provide heat dissipation channels for the heat dissipation fan 2 .

As shown in FIG. 1 and FIG. 4 , the support panel 1 is provided with two stopper grooves 5 , and each stopper groove 5 is provided with a stopper 6 . The stop member 6 includes a stop rod portion 61 that can expose the stop groove 5 , and two shaft portions 62 extending outward from the bottom end of the stop rod portion 61 . Each of the stop grooves 5 has two receiving holes outwardly from its groove side wall, and the two shaft parts 62 are located in the receiving holes, and the shaft parts 62 can rotate in the receiving holes. When the stopper 6 is turned up, it can limit the sliding of the projector when it is tilted. When the projector is placed horizontally, the stopper 6 can also be horizontally placed in the stop groove 5 .

As shown in FIG. 3 , the primary adjustment foot pad assembly includes a first screw adjustment foot pad 10 and a second screw adjustment foot pad 11 . The second screw adjustment foot pad 11 is screwed to the bracket panel 1; the first screw adjustment foot pad 10 is threaded to the second screw adjustment foot pad 11; the first screw adjustment foot pad 10 and The direction of rotation of the second screw adjusting foot pad 11 is opposite.

The four corners of the lower surface of the panel bottom cover 3 are respectively provided with a first threaded hole, and the second screw adjusting foot pad 11 is threadedly connected to the first threaded hole; the second screw adjusting foot pad 11 A second threaded hole is provided inside, and the first screw adjusting foot pad 10 is screwed to the second screw adjusting foot pad 11 . The screw threads in the first threaded hole and the second threaded hole have opposite directions of rotation, and the first screw adjusting foot pad 10 is a clockwise screw adjustment, which can realize the adjustment of the height of the projector from 0mm to 7mm with a range of 1mm. The second screw adjustment foot pad 11 is a counterclockwise screw adjustment, which can realize the adjustment of the height of the projector from 8 mm to 36 mm with a range of 1 mm, and the adjustment of the angle of 0°-45°.

As shown in FIGS. 5 to 9 , the first leg assembly includes a first outer leg 12 , a first inner leg 13 , a first spring box 14 and a first pin 15 . The upper end of the first outrigger 12 is rotatably connected to the bottom of the panel bottom cover 3 . The first inner leg 13 is telescopically connected to the first outer leg 12 . The inboard of described first inner leg frame 13 is provided with a first spring case 14 near its upper end, and described first latch 15 is housed in described first spring case 14.

As shown in Figures 6 and 8, a first through hole 16 is provided on the back side of the first inner foot frame 13, and a row of first adjusting racks 17 is arranged on the inner side of the first outer foot frame 12, so that After the first pin 15 passes through the first through hole 16, it is movably matched with the first adjusting rack 17. By changing the insertion of the first pin 15 into the first adjusting rack 17 at different positions, the first inner foot can be realized. The expansion and contraction of the frame 13 on the first outer tripod 12, and then realize the adjustment of the height of the first tripod assembly, and finally realize the adjustment of the height of the projector from 74mm to 150mm with a range of 1mm and an adjustment angle of 0°-45° .

As shown in FIG. 6 and FIG. 7 , the first pin 15 includes a first rod portion 151 , a first flat portion 152 and a first clamping tip 153 which are sequentially connected. The first rod portion 151 and the first flat plate portion 152 are disposed inside the first inner leg frame 13, and the first clamping tip 153 passes through the first through hole 16 and is clamped on the first through hole 16. The first adjusting rack 17 realizes the position fixation between the first outer leg 12 and the first inner leg 13 .

As shown in Figures 6 and 9, the first spring box 14 includes a hollow first box body 141 with upper and lower openings, and a first spring 142 disposed in the first box body 141. The first rod portion 151 passes through the first spring 142 , one end of the first spring 142 abuts against the first flat portion 152 , and the other end abuts against the first spring box 14 .

The first outrigger 12 is pivotally connected to the panel bottom cover 3 . The lower surface of the panel bottom cover 3 is provided with a first invisible storage groove 18 (as shown in FIG. 2 ) along its length, and the groove wall of the first invisible storage groove 18 is provided with a first shaft hole. The upper end of an outer tripod 12 is pierced with a rotating shaft, and the two ends of the rotating shaft are fixed in the first shaft hole. When the bracket device is not in use, the first tripod assembly is folded on the first The invisible storage slot 18 saves space and is convenient to carry.

As shown in FIGS. 10 and 11 , the second tripod assembly includes a second outer tripod 21 , a second inner tripod 22 , a second spring box 23 and a second latch 24 . The upper end of the second outer leg 21 is rotatably connected to the bottom of the panel bottom cover 3 , and the second inner leg 22 is telescopically connected to the second outer leg 21 . A second spring box 23 is arranged on the inner side of the second inner leg frame 22 close to its upper end, and a second latch 24 is housed in the second spring box 23 . The back side of the second inner leg 22 is provided with a second through hole, and the inner side of the second outer leg 21 is provided with a row of second adjusting racks 28, and the second pin 24 passes through the first After the two through holes are movably matched with the second adjustment rack 28, by changing the second latch 24 to be inserted into the second adjustment rack 28 at different positions, thereby realizing that the second inner leg frame 22 is positioned on the second outer leg frame. 21 telescopic, and then realize the adjustment of the height of the second tripod assembly, and finally realize the adjustment of the height of the projector from 37mm to 73mm with a range of 1mm, and the adjustment of the angle of 0°-45°.

The second pin 24 includes a second rod portion 241 , a second flat portion 242 and a second locking tip 243 which are sequentially connected. The second rod portion 241 and the second flat plate portion 242 are arranged inside the second inner leg frame 13, and the second clamping tip 243 is clamped on the second through hole after passing through the second through hole. The second adjustment rack 17 realizes the position fixation between the second outer leg frame 12 and the second inner leg frame 13 .

The second spring box 23 includes a hollow second box body with upper and lower openings, and a second spring disposed in the second box body. The second rod portion 241 passes through the second spring, one end of the second spring abuts against the second flat portion 242 , and the other end abuts against the second spring box 23 .

The second outrigger 21 is pivotally connected to the panel bottom cover 3 . The lower surface of the panel bottom cover 3 is provided with a second invisible storage groove 26 (as shown in Figure 2 ) along its length, and the groove wall of the second invisible storage groove 26 is provided with a second shaft hole. The upper ends of the two outer tripods 21 are pierced with a rotating shaft, and the two ends of the rotating shaft are fixed in the second shaft hole. When the bracket device is not used, the second tripod assembly is folded on the second The invisible storage slot 26 saves space and is convenient to carry.

When in use, place the projector on the bracket panel 1 of the bracket device, open the stopper 6, and let the projector be close to the stopper 6, if the center of the image is within 36mm from the center of the screen, the foot pad assembly can be adjusted through the primary To adjust, first rotate the first screw adjusting foot pad 10 clockwise to the end, then rotate the second screw adjusting foot pad 11 counterclockwise to the end, and then fine-tune the primary adjusting foot pad assembly so that the angle of the projector just reaches the optimum state. If the center of the image is greater than 36mm but within 73mm from the center of the screen, it can be adjusted through the second tripod assembly, open the second outer tripod 21 placed in the second invisible storage groove 26, and pull the second inner tripod 22 to carry out Adjustment, if the height is found to be exceeded, the purpose of reducing the height can be realized by pulling the second latch 24 to shrink the second inner leg 22, and the angle can be adjusted by the front and rear second inner leg 22 to achieve the best projection effect. If the center of the image is greater than 73mm but within 150mm from the center of the screen, it can be adjusted through the first tripod assembly, open the first outer tripod 12 placed in the first invisible storage groove 18, and pull the first inner tripod 13 to carry out Adjustment, if it is found that the height is exceeded, the purpose of reducing the height can be achieved by pulling the first latch 15 to shrink the first inner leg 13, and the angle can be adjusted by the front and rear first inner leg 13 to achieve the best projection effect. If the height difference is too large, you can place the projector bracket on the table or stool in advance, and then adjust it according to the above process. After use, turn the primary adjustment foot pad assembly back, pull the second pin 24 to place the second inner tripod 22 step back, then rotate the second inner leg assembly into the second invisible storage groove 26, then pull the first latch 15 to withdraw the first inner leg 13, then rotate the first inner leg assembly into the storage in the slot.

Obviously, those skilled in the art can make various changes and modifications to the utility model without departing from the spirit and scope of the utility model. In this way, if these modifications and variations of the utility model fall within the scope of the claims of the utility model and equivalent technologies thereof, the utility model is also intended to include these modifications and variations.

Claims (10)

1. A multifunctional portable foldable projector support device, characterized in that: it includes a panel assembly, a primary adjustment foot pad assembly connected to the bottom of the panel assembly, a first tripod assembly and a second tripod assembly; The panel assembly includes a bracket panel (1), a cooling fan (2) and a panel bottom cover (3); the total length of the first foot frame assembly is greater than the total length of the second foot frame assembly; the first foot frame The assembly includes a first outer stand (12) and a first inner stand (13), the upper end of the first outer stand (12) is rotatably connected to the bottom of the panel bottom cover (3), and the first The upper end of an inner leg (13) is telescopically connected to the first outer leg (12); the second leg assembly includes a second outer leg (21) and a second inner leg (22); The upper end of the second inner leg (22) is telescopically connected to the second outer leg (21). 2. The multifunctional portable foldable projector support device according to claim 1, characterized in that: the first tripod assembly also includes a first spring box (14) and a first latch (15); The inboard of an inner tripod (13) is provided with a described first spring box (14) near its upper end, and the first latch (15) is housed in the described first spring box (14); The back side of the tripod (13) is provided with a first through hole (16), the inner side of the first outer tripod (12) is provided with a row of first adjustment racks (17), and the first latch (15 ) to move through the first through hole (16) and cooperate with the first adjustment rack (17). 3. The multifunctional portable foldable projector stand device according to claim 2, characterized in that: the first pin (15) includes a first rod part (151) connected in sequence, a first flat part (152) And the first clamping tip (153); the first rod portion (151) and the first flat plate portion (152) are arranged inside the first inner leg (13), and the first clamping The tip (153) passes through the first through hole (16) and is clamped on the first adjusting rack (17). 4. The multifunctional portable foldable projector support device according to claim 3, characterized in that: the first spring box (14) comprises a hollow first box body (141) with upper and lower openings, and is arranged on The first spring (142) in the first box; the first rod part (151) passes through the first spring (142), and one end of the first spring (142) abuts against the first A flat plate part (152), the other end abuts against the first spring box (14). 5. The multifunctional portable foldable projector support device according to claim 1, characterized in that: the second tripod assembly also includes a second spring box (23) and a second latch (24); The inboard of tripod (22) is provided with described second spring box (23) near its upper end place, and described second latch (24) is housed in the described second spring box (23); Described second inner tripod ( 22) The back side is provided with a second through hole, the inner side of the second outer tripod (21) is provided with a row of second adjustment racks (28), the second pin (24) passes through the first The second through hole is then movably matched with the second adjusting rack (28). 6. The multifunctional portable foldable projector support device according to claim 5, characterized in that: the second pin (24) includes a second rod part (241) connected in sequence, a second flat part (242) And the second clamping tip (243); the second rod portion (241) and the second flat plate portion (242) are arranged inside the second inner leg (22), and the second clamping The tip (243) is clamped on the second adjusting rack (28) after passing through the second through hole. 7. The multifunctional portable foldable projector stand device according to claim 6, characterized in that: the second spring box (23) comprises a hollow second box body with upper and lower openings, and is arranged on the second spring box (23). The second spring in the box body; the second rod part (241) passes through the second spring, one end of the second spring abuts against the second flat part (242), and the other end abuts against the second flat part (242). Describe the second spring box (23). 8. The multi-functional portable foldable projector bracket device according to claim 1, characterized in that: the bracket panel (1) is provided with two stop grooves (5), each stop groove (5) A stopper (6) is provided inside; the stopper (6) includes a stopper rod (61) that can expose the stopper slot (5), and the stopper rod (61) Two shaft parts (62) extending outward from the lower bottom end of the bottom end; each stop groove (5) has two receiving holes outwardly from its groove side wall, and the two shaft parts (62) are located in the receiving holes. 9. The multifunctional portable foldable projector support device according to claim 1, characterized in that: the primary adjustment foot pad assembly includes a first screw adjustment foot pad (10) and a second screw adjustment foot pad (11) The second screw adjusting foot pad (11) is threaded to the bracket panel (1); the first screw adjusting foot pad (10) is threaded to the second screw adjusting foot pad (11); the first screw adjusting foot pad (11) is threaded; The direction of rotation of the first screw adjusting foot pad (10) is opposite to that of the second screw adjusting foot pad (11). 10. The multifunctional portable foldable projector support device according to claim 1, characterized in that: the lower surface of the panel bottom cover (3) is provided with a first invisible storage slot (18) and a second invisible storage slot (18) along its length. The invisible storage groove (26), the first invisible storage groove (18) accommodates the first tripod assembly; the second invisible storage groove (26) accommodates the second tripod assembly.