CN216113245U

CN216113245U - Projector hanging bracket

Info

Publication number: CN216113245U
Application number: CN202122418094.2U
Authority: CN
Inventors: 桑杨明
Original assignee: Wuhan Yiyun Intelligent Technology Co ltd
Current assignee: Wuhan Yiyun Intelligent Technology Co ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-03-22
Anticipated expiration: 2031-10-08

Abstract

The utility model discloses a projector hanging bracket which comprises a mounting bracket, wherein supporting legs are respectively mounted on two sides of the bottom end of the mounting bracket, sliding grooves are respectively formed in the inner walls of the supporting legs, sliding blocks are respectively mounted inside the sliding grooves in a sliding manner, connecting plates are respectively connected between the sliding blocks, and extension legs are respectively mounted at the bottom ends of the connecting plates. According to the utility model, the projector is placed into the placing box, the side wall of the projector can abut against the limiting wheel so as to push the limiting rod to move into the positioning frame, meanwhile, the limiting plate is driven to synchronously slide into the positioning frame, the reset spring is extruded to contract, so that the projector is completely placed into the placing box, the limiting wheel is pushed to abut against the projector under the elastic action of the reset spring, and the projector is clamped and limited through the mutual matching of the two groups of limiting wheels so as to ensure the placing stability of the projector and ensure that the projected image is better projected onto a projection screen.

Description

Projector hanging bracket

Technical Field

The utility model relates to the technical field of projection equipment, in particular to a projector hanging bracket.

Background

The projector is also called as a projector, is an electronic device capable of projecting videos or images onto a curtain, is widely applied to various plane projections such as teachers in schools, meeting rooms, entertainment places and the like, and needs to use a special projector hanger in order to stably, clearly and accurately project the video images of the projector onto the curtain;

when using, need fix the gallows on the ceiling, then need place the projecting apparatus in the support to ensure the normal use of projecting apparatus, but current projecting apparatus gallows is when using, lacks the spacing design to the projecting apparatus, consequently can lead to the projecting apparatus to place unstably, then can influence the projection effect of projecting apparatus, consequently, need propose further improvement to above-mentioned condition.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a projector hanging bracket to solve the problem that the projector proposed in the background art is unstable in placement.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a projecting apparatus gallows, includes the mounting bracket, the landing leg is all installed to the both sides of mounting bracket bottom, and all is provided with the spout on the inner wall of landing leg, the inside of spout all is slided and is installed the slider, and all is connected with the connecting plate between the slider, the extension leg is all installed to the bottom of connecting plate, and all is provided with the locating hole on the extension leg, the inside threaded connection of locating hole has positioning screw, and positioning screw's one end all extends to the outside of landing leg and installs the turning handle, be connected with the casing between the extension leg.

Preferably, the internally mounted of casing has the link, and the top of link installs electric putter, electric putter's bottom is installed and is placed the case, and places the both sides of incasement portion and all be provided with stop gear, the central point department of putting outside placing the case is provided with the through-hole, the inside bottom of casing is provided with protection machanism.

Preferably, the protection machanism includes the curb plate, and the curb plate sets up in the inside of casing, the connecting block is installed on the top of curb plate, and one side of connecting block installs articulated seat, one side of articulated seat is installed and is turned over the board, and turns over and be connected with the extension spring between board and the curb plate.

Preferably, stop gear includes the locating frame, and the locating frame all sets up in the inside of placing the case, reset spring is all installed to the inside of locating frame, and reset spring's one side all installs the limiting plate, the gag lever post is all installed to one side of limiting plate, and the both ends of gag lever post all install the fork board, spacing wheel is all installed to one side of fork board.

Preferably, the positioning frames are arranged in the placing box in two groups, each group is provided with two groups, and the two groups of positioning frames are symmetrically distributed about a vertical middle axis of the placing box.

Preferably, the cross section of each positioning hole is in a circular design, and the positioning holes are arranged on the extension legs at equal intervals.

Preferably, the outer wall of the positioning screw is provided with an external thread, the inner wall of the positioning hole is provided with thread grooves matched with the external thread, and the positioning hole and the positioning screw form a rotating mechanism through meshing of the threads.

Compared with the prior art, the utility model has the beneficial effects that: the projector hanging bracket is convenient for limiting the projector and hiding the projector for use, and the use height of the projector can be adjusted;

(1) the projector is placed into the placement box, the side wall of the projector can abut against the limiting wheels so as to push the limiting rod to move towards the positioning frame, meanwhile, the limiting plate is driven to synchronously slide towards the positioning frame, the reset spring is extruded to contract, so that the projector is completely placed into the placement box, the limiting wheels are pushed to abut against the projector under the elastic action of the reset spring, and the projector is clamped and limited through the mutual matching of the two groups of limiting wheels so as to ensure the placement stability of the projector and ensure that a projected image is better projected onto a projection screen;

(2) the electric push rod pushes the placing box to move downwards so as to drive the projector to synchronously move downwards, the downward movement of the placing box can push the turning plate to turn downwards around the hinge seat so as to push the placing box to be completely moved out of the shell for use, then the electric push rod drives the limiting mechanism to move into the shell, the turning plate is pushed to reset under the elastic action of the tension spring, a certain hiding function is achieved, meanwhile, the turning plate shields the inlet and the outlet of the projector, dust is prevented from flying into the shell, and the protection of the projector is enhanced;

(3) through down pulling extension leg, drive the connecting plate and down move, can drive the slider simultaneously and slide down in the spout in step to ensure the stability of casing motion, so that highly adjust the casing, with satisfy different projection demands, rotate the turning handle after that, it is rotatory to drive positioning screw, so that twist positioning screw in the locating hole, so as to ensure the steadiness of extension leg, so that improve the steadiness that the projecting apparatus used.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic cross-sectional front view of the present invention;

FIG. 3 is a schematic diagram of the structure of FIG. 2 at B in accordance with the present invention;

FIG. 4 is a schematic view of the guard mechanism of the present invention;

FIG. 5 is a schematic diagram of the structure at A in FIG. 2 according to the present invention;

fig. 6 is a schematic front view of the storage box of the present invention.

The reference numerals in the figures illustrate: 1. a mounting frame; 2. a support leg; 3. a handle is rotated; 4. extending the legs; 5. a protection mechanism; 501. a side plate; 502. connecting blocks; 503. a hinged seat; 504. turning over a plate; 505. a tension spring; 6. a housing; 7. a connecting frame; 8. an electric push rod; 9. placing a box; 10. a limiting mechanism; 1001. a positioning frame; 1002. a return spring; 1003. a limiting plate; 1004. a limiting rod; 1005. a forking plate; 1006. a limiting wheel; 11. positioning holes; 12. a connecting plate; 13. a slider; 14. a chute; 15. a through hole; 16. and (5) positioning the screw rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.

Referring to fig. 1-6, an embodiment of the present invention is shown: a projector hanging bracket comprises a mounting frame 1, wherein supporting legs 2 are mounted on two sides of the bottom end of the mounting frame 1, sliding grooves 14 are formed in the inner walls of the supporting legs 2, sliding blocks 13 are mounted inside the sliding grooves 14 in a sliding mode, connecting plates 12 are connected between the sliding blocks 13, extension legs 4 are mounted at the bottom ends of the connecting plates 12, and positioning holes 11 are formed in the extension legs 4;

the cross section of the positioning holes 11 is circular, and the positioning holes 11 are arranged on the extension legs 4 at equal intervals;

specifically, as shown in fig. 2 and 5, when the projector is used, the extension leg 4 is pulled downwards to drive the connecting plate 12 to move downwards, and simultaneously, the sliding block 13 is driven to synchronously slide downwards in the sliding groove 14 to ensure the stability of the movement of the shell 6, so that the height of the shell 6 can be adjusted to meet different projection requirements, and meanwhile, a plurality of groups of positioning holes 11 are formed in the extension leg 4 at equal intervals to fix the position of the extension leg 4 after the extension length of the extension leg 4 is adjusted, so that the use stability of the projector is improved;

a positioning screw 16 is connected with the inner thread of the positioning hole 11;

the outer wall of the positioning screw 16 is provided with external threads, the inner wall of the positioning hole 11 is provided with thread grooves matched with the external threads, and the positioning hole 11 and the positioning screw 16 form a rotating mechanism through meshing of the threads;

specifically, as shown in fig. 2 and 5, in use, the positioning screw 16 is rotated, so that the positioning screw 16 is screwed into the positioning hole 11 by matching the external thread on the outer wall of the positioning screw with the internal thread on the inner wall of the positioning hole 11, thereby positioning the extension leg 4 to ensure the stability of the projector in use;

one end of each positioning screw rod 16 extends to the outside of the supporting leg 2 and is provided with a rotating handle 3, and a shell 6 is connected between the extending legs 4;

a connecting frame 7 is installed inside the shell 6, an electric push rod 8 is installed at the top end of the connecting frame 7, the electric push rod 8 is FDR40 in type, a placing box 9 is installed at the bottom end of the electric push rod 8, and limiting mechanisms 10 are arranged on two sides inside the placing box 9;

the limiting mechanism 10 comprises a positioning frame 1001, the positioning frame 1001 is arranged inside the placing box 9, a return spring 1002 is arranged inside the positioning frame 1001, a limiting plate 1003 is arranged on one side of the return spring 1002, a limiting rod 1004 is arranged on one side of the limiting plate 1003, two ends of the limiting rod 1004 are provided with bifurcated plates 1005, and a limiting wheel 1006 is arranged on one side of the bifurcated plates 1005;

two groups of positioning frames 1001 are arranged inside the placing box 9, two positioning frames are arranged in each group, and the two groups of positioning frames 1001 are symmetrically distributed about a vertical middle axis of the placing box 9;

specifically, as shown in fig. 2 and 3, when the projector is used, the projector is placed in the placement box 9, the projector pushes the limiting rod 1004 and the limiting plate 1003 to move towards the positioning frame 1001 by pushing the limiting wheel 1006, so that the reset spring 1002 is squeezed to contract until the projector is completely pushed into the placement box 9, then the limiting wheel 1006 is pushed to push against the projector under the elastic force of the reset spring 1002, so that the projector can be stably used, and meanwhile, two groups of positioning frames 1001 are arranged, so that the projector can be clamped and limited by the multiple groups of limiting wheels 1006, and the limitation is more stable;

a through hole 15 is arranged at the central position of the outer side of the placing box 9, and a protection mechanism 5 is arranged at the bottom end of the inner part of the shell 6;

the protection mechanism 5 comprises a side plate 501, the side plate 501 is arranged inside the shell 6, a connecting block 502 is mounted at the top end of the side plate 501, a hinge seat 503 is mounted on one side of the connecting block 502, a turning plate 504 is mounted on one side of the hinge seat 503, and a tension spring 505 is connected between the turning plate 504 and the side plate 501;

specifically, as shown in fig. 2 and 4, during use, the electric push rod 8 pushes the placing box 9 to move downwards so as to drive the projector to move downwards synchronously, and meanwhile, the turning plate 504 is pushed to turn downwards around the hinge seat 503 so as to push the placing box 9 to move out of the shell 6 completely for use, after use, the projector is restored to the original position, then the turning plate 504 is pushed to reset under the elastic action of the tension spring 505 to block the projector, dust is prevented from flying into the shell 6, and protection of the projector is enhanced.

The working principle is as follows: when the projector is used, firstly, the projector is placed in the placing box 9, pushes the limiting rod 1004 and the limiting plate 1003 to move towards the positioning frame 1001 by abutting against the limiting wheel 1006, so as to extrude the return spring 1002 to contract until the projector is completely pushed into the placing box 9, and then pushes the limiting wheel 1006 to abut against the projector under the elastic force of the return spring 1002, so that the projector can be stably used;

secondly, the electric push rod 8 is opened to push the placing box 9 to move downwards, so that the pushing turning plate 504 turns downwards around the hinge seat 503 until the placing box 9 is completely pushed out of the shell 6, the projector can be used normally, the projected image can be thrown onto a curtain from the through hole 15, when the projector is not used, the reverse operation is carried out, the projector is retracted into the shell 6, and meanwhile, the turning plate 504 is pushed to reset under the elastic action of the turning plate 504, so that a certain hiding function is achieved;

finally, down stimulate extension leg 4, drive connecting plate 12 downstream, thereby drive slider 13 and down slide in step in spout 14, then adjust the height of casing 6, highly adjust the use of projecting apparatus promptly, can satisfy the projection demand, rotate turning handle 3 after that, it is rotatory to drive positioning screw 16, twist positioning screw 16 into locating hole 11, fix the position of extension leg 4, then make when using, extension leg 4 can not rock, the steadiness that the projecting apparatus used has been improved.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a projecting apparatus gallows, includes mounting bracket (1), its characterized in that: landing leg (2) are all installed to the both sides of mounting bracket (1) bottom, and all are provided with spout (14) on the inner wall of landing leg (2), slider (13) are all installed to the inside of spout (14) cunning, and all are connected with connecting plate (12) between slider (13), extension leg (4) are all installed to the bottom of connecting plate (12), and all are provided with locating hole (11) on extension leg (4), the inside threaded connection of locating hole (11) has positioning screw (16), and the one end of positioning screw (16) all extends to the outside of landing leg (2) and installs turning handle (3), be connected with casing (6) between extension leg (4).

2. The projector hanger of claim 1, wherein: the utility model discloses a case, including casing (6), link (7), and electric putter (8) are installed on the top of link (7) to the internally mounted of casing (6), the bottom of electric putter (8) is installed and is placed case (9), and places the inside both sides of case (9) and all be provided with stop gear (10), the central point that places the case (9) outside puts the department and is provided with through-hole (15), the inside bottom of casing (6) is provided with protection machanism (5).

3. The projector hanger of claim 2, wherein: protection machanism (5) include curb plate (501), and curb plate (501) set up in the inside of casing (6), connecting block (502) are installed on the top of curb plate (501), and one side of connecting block (502) installs articulated seat (503), one side of articulated seat (503) is installed and is turned over board (504), and turns over and be connected with extension spring (505) between board (504) and curb plate (501).

4. The projector hanger of claim 2, wherein: stop gear (10) are including locating frame (1001), and locating frame (1001) all sets up in the inside of placing case (9), reset spring (1002) are all installed to the inside of locating frame (1001), and one side of reset spring (1002) all installs limiting plate (1003), gag lever post (1004) are all installed to one side of limiting plate (1003), and forked board (1005) are all installed at the both ends of gag lever post (1004), spacing wheel (1006) are all installed to one side of forked board (1005).

5. The projector hanger of claim 4, wherein: the positioning frames (1001) are arranged in the placing box (9) in two groups, each group is provided with two groups, and the two groups of positioning frames (1001) are symmetrically distributed about a vertical middle axis of the placing box (9).

6. The projector hanger of claim 1, wherein: the cross section of the positioning hole (11) is in a circular design, and the positioning holes (11) are arranged on the extension leg (4) at equal intervals.

7. The projector hanger of claim 1, wherein: the outer wall of the positioning screw rod (16) is provided with external threads, the inner wall of the positioning hole (11) is provided with thread grooves matched with the external threads, and the positioning hole (11) and the positioning screw rod (16) form a rotating mechanism through meshing of the threads.