CN215526334U

CN215526334U - Projector with protection mechanism

Info

Publication number: CN215526334U
Application number: CN202121991425.5U
Authority: CN
Inventors: 赵弘宇
Original assignee: Beijing Danqing Ruihua Technology Co ltd
Current assignee: Beijing Danqing Ruihua Technology Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-01-14
Anticipated expiration: 2031-08-23

Abstract

The utility model relates to the technical field of projectors, in particular to a projector with a protection mechanism, which comprises: the casing comprises an optical machine, the bottom end of the optical machine is fixedly connected with an underframe, and the surface of the optical machine is connected with a light outlet; protection machanism, including the connecting block, the surface connection of connecting block has the axis of rotation, the surface connection of axis of rotation has the protective cover. The connecting block is arranged on the surface of the optical machine, the protective cover is rotated under the action of the rotating shaft, when the projection instrument is not used, the protective cover can protect the light outlet to prevent abrasion, meanwhile, the sealing strip arranged on the surface of the protective cover can be better attached to the surface of the light outlet to realize sealing and prevent dust from falling, the sliding block and the clamping block are fixedly connected to the two ends of the pull rope, and the position of the protective cover can be fixed.

Description

Projector with protection mechanism

Technical Field

The utility model relates to the technical field of projectors, in particular to a projector with a protection mechanism.

Background

The projector is a device capable of projecting images or videos onto a curtain, can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV and the like through different interfaces to play corresponding video signals, and is generally widely applied to families, offices, schools and entertainment places.

Traditional projecting apparatus does not possess safeguard function, can only satisfy basic projection demand, and unable fine protection light-emitting window has certain limitation in the protectiveness, and does not generally possess raising and lowering functions, can't adjust the projecting apparatus according to self needs and realize better projection, has certain limitation to altitude mixture control, therefore needs urgently to design a projecting apparatus that has protection mechanism and solves above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a projector with a protection mechanism, which is used for solving the problems that the projector does not have a protection function, can only meet basic projection requirements and cannot well protect a light outlet in the background art.

In order to achieve the above object, the present invention provides a technical solution,

a projector with a protection mechanism comprises,

the casing comprises an optical machine, the bottom end of the optical machine is fixedly connected with an underframe, and the surface of the optical machine is connected with a light outlet;

the protection mechanism comprises a connecting block, wherein a rotating shaft is connected to the surface of the connecting block, a protection cover is connected to the surface of the rotating shaft, a sealing strip is arranged on the surface of the protection cover, a sliding groove is formed in the surface of the protection cover, a sliding block is connected to the surface of the sliding groove in a sliding mode, a pull rope is fixedly connected to the top end of the sliding block, a clamping block is fixedly connected to the surface of the pull rope, a reed is connected to the surface of the clamping block, and a limiting hole is fixedly connected to the surface of the optical machine;

adjustment mechanism, including the handle, the surface of handle is connected with the screw rod, the surface of screw rod has cup jointed to the ring, the top fixedly connected with limiting plate of screw rod, the inboard embedding of ray apparatus has first articulated mast, the surperficial swing joint of first articulated mast has the second articulated mast, the surface of second articulated mast is provided with the spring.

Preferably, the ray apparatus is square, and the inboard sliding connection of chassis has the supporting shoe.

Preferably, the connecting block is cubic fixed connection on the surface of ray apparatus, the protective cover passes through the axis of rotation and the connecting block rotates the connection.

Preferably, the sealing strip is discoid fixed connection on the surface of protective cover, the sealing strip passes through protective cover and rotation axis and rotates the connection.

Preferably, the sliding tray is the surface that the protective cover was seted up to the recess shape, the slider passes through sliding tray and protective cover sliding connection, the surface at slider and fixture block is connected respectively at the both ends of stay cord, spacing hole is two sets of, and is a set of spacing hole is at the top fixed connection of ray apparatus, another group spacing hole is at the bottom fixed connection of ray apparatus.

Preferably, the screw rod is the inboard that the stock form runs through in the chassis, the limiting plate is platelike and screw rod fixed connection, first hinge bar and second hinge bar rotate through the pivot and connect.

Compared with the prior art, the utility model has the beneficial effects that:

1. set up the connecting block on the surface of ray apparatus, realize the rotation of protective cover through the axis of rotation effect, when projecting apparatus does not use, can play the guard action to the light-emitting window through the protective cover, prevent wearing and tearing, the sealing strip that the protective cover surface set up simultaneously also can be better the surface of laminating light-emitting window, the realization is sealed, avoid falling into the dust, the both ends fixedly connected with slider and the fixture block of stay cord, also can realize fixing the position of protective cover, avoid influencing projected effect at projection in-process protective cover landing.

2. The surface of chassis is seted up slottedly, fixed connection between handle and the screw rod, can realize moving the handle and drive the screw rod and remove at the inslot, it can carry on spacingly to the screw rod to rotate to support the ring, and then realize spacing first hinge bar and second hinge bar through the limiting plate, realize the regulation of projecting apparatus height, the surface of first hinge bar and second hinge bar is connected with the spring simultaneously, when need not to rise, under the effect of spring, can make first hinge bar and second hinge bar reset, keep original height, and the operation is simple.

Drawings

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

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

FIG. 3 is an enlarged view of the structure of FIG. 2 at A according to the present invention;

fig. 4 is a front sectional view showing the structure of the first and second hinge rods according to the present invention.

In the figure: 1. an optical machine; 11. a chassis; 12. a light outlet; 2. connecting blocks; 21. a rotating shaft; 22. a protective cover; 23. a sealing strip; 24. a sliding groove; 25. a slider; 26. pulling a rope; 27. a clamping block; 28. a reed; 29. a limiting hole; 3. a handle; 31. a screw; 32. a support ring; 33. a limiting plate; 34. a first hinge lever; 35. a second hinge lever; 36. a spring.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an embodiment of the present invention is shown:

a projector with a guard mechanism, comprising:

the casing comprises an optical machine 1, wherein the bottom end of the optical machine 1 is fixedly connected with an underframe 11, the surface of the optical machine 1 is connected with a light outlet 12, and the underframe 11 is positioned at the bottom of the optical machine 1 and plays a role in supporting the optical machine 1;

the protection mechanism comprises a connecting block 2, a rotating shaft 21 is connected to the surface of the connecting block 2, a protection cover 22 is connected to the surface of the rotating shaft 21, a sealing strip 23 is arranged on the surface of the protection cover 22, a sliding groove 24 is formed in the surface of the protection cover 22, a sliding block 25 is connected to the surface of the sliding groove 24 in a sliding mode, a pull rope 26 is fixedly connected to the top end of the sliding block 25, a clamping block 27 is fixedly connected to the surface of the pull rope 26, a spring plate 28 is connected to the surface of the clamping block 27, a limiting hole 29 is fixedly connected to the surface of the optical machine 1, the clamping block 27 is inserted into the inner side of the limiting hole 29, and under the action of the spring plate 28, the clamping block 27 can be fixed to the inner side of the limiting hole 29;

adjustment mechanism, including handle 3, the surface of handle 3 is connected with screw rod 31, the surface of screw rod 31 has cup jointed and has supported ring 32, the top fixedly connected with limiting plate 33 of screw rod 31, the inboard embedding of ray apparatus 1 has first articulated rod 34, the surface swing joint of first articulated rod 34 has second articulated rod 35, the surface of second articulated rod 35 is provided with spring 36, first articulated rod 34 and second articulated rod 35 swing joint, under the effect of spring 36, make things convenient for first articulated rod 34 and second articulated rod 35 to reset.

Further, ray apparatus 1 is square shape, and the inboard sliding connection of chassis 11 has the supporting shoe, and the supporting shoe slides in the inside of ray apparatus 1, can realize adjusting ray apparatus 1 height.

Further, connecting block 2 is cubic fixed connection on the surface of ray apparatus 1, and protective cover 22 rotates through axis of rotation 21 and connecting block 2 to be connected, under the effect of axis of rotation 21, can realize rotating protective cover 22 and cover in the surface of light-emitting port 12, plays dustproof and guard action to light-emitting port 12.

Further, sealing strip 23 is discoid fixed connection on the surface of protective cover 22, and sealing strip 23 rotates through protective cover 22 and axis of rotation 21 to be connected, and under the effect of sealing strip 23, protective cover 22 can be better with light-emitting window 12 be connected sealedly, avoid light-emitting window 12 to receive wearing and tearing.

Further, sliding tray 24 is the surface that groove shape seted up at protective cover 22, slider 25 passes through sliding tray 24 and protective cover 22 sliding connection, the surface at slider 25 and fixture block 27 is connected respectively at the both ends of stay cord 26, spacing hole 29 is two sets of, a set of spacing hole 29 is at the top fixed connection of ray apparatus 1, another set of spacing hole 29 is at the bottom fixed connection of ray apparatus 1, under the traction of stay cord 26, make things convenient for slider 25 at sliding tray 24's surface slip, and then play the fixed action to protective cover 22.

Further, the screw rod 31 is the stock form and runs through in the inboard of chassis 11, and the limiting plate 33 is platelike and screw rod 31 fixed connection, and first articulated rod 34 and second articulated rod 35 rotate through the pivot to be connected, and limiting plate 33 and screw rod 31's fixed connection conveniently pass through adjusting screw 31, under limiting plate 33's effect, play limiting displacement to first articulated rod 34 and second articulated rod 35, and then realize supporting and play ray apparatus 1.

The working principle is as follows: during the use, rotate protective cover 22, under the effect of axis of rotation 21, cover protective cover 22 on the surface of light-emitting window 12, sealing strip 23 can help the better laminating with the surface of light-emitting window 12 of protective cover 22, better protection light-emitting window 12, avoid wearing and tearing, also play dirt-proof effect simultaneously, stay cord 26 passes through slider 25 and sliding tray 24 and connects, pinch the reed 28, imbed the inboard of spacing hole 29 with fixture block 27, can fix protective cover 22's position, prevent projection in-process protective cover 22 landing influence projection effect.

The surface of first articulated rod 34 and second articulated rod 35 is connected with spring 36, handle 3 and screw rod 31 fixed connection, can remove in the groove that chassis 11 surface was seted up, when the projecting apparatus need rise, moving handle 3, under limiting plate 33's effect, it is spacing to first articulated rod 34 and second articulated rod 35, let first articulated rod 34 and second articulated rod 35 support, it supports to close to rotate to support ring 32 with the inside realization in groove, fix screw rod 31, and then realize altitude mixture control, and is comparatively practical.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A projector having a protection mechanism, comprising:

the shell comprises an optical machine (1), the bottom end of the optical machine (1) is fixedly connected with an underframe (11), and the surface of the optical machine (1) is connected with a light outlet (12);

the protection mechanism comprises a connecting block (2), wherein a rotating shaft (21) is connected to the surface of the connecting block (2), a protection cover (22) is connected to the surface of the rotating shaft (21), a sealing strip (23) is arranged on the surface of the protection cover (22), a sliding groove (24) is formed in the surface of the protection cover (22), a sliding block (25) is connected to the surface of the sliding groove (24) in a sliding mode, a pull rope (26) is fixedly connected to the top end of the sliding block (25), a clamping block (27) is fixedly connected to the surface of the pull rope (26), a spring leaf (28) is connected to the surface of the clamping block (27), and a limiting hole (29) is fixedly connected to the surface of the optical machine (1);

adjustment mechanism, including handle (3), the surface of handle (3) is connected with screw rod (31), support ring (32) have been cup jointed on the surface of screw rod (31), the top fixedly connected with limiting plate (33) of screw rod (31), the inboard embedding of optical machine (1) has first articulated mast (34), the surperficial swing joint of first articulated mast (34) has second articulated mast (35), the surface of second articulated mast (35) is provided with spring (36).

2. A projector according to claim 1, wherein: the optical machine (1) is square, and the inner side of the bottom frame (11) is connected with a supporting block in a sliding mode.

3. A projector according to claim 1, wherein: connecting block (2) are cubic fixed connection and are on the surface of ray apparatus (1), protective cover (22) rotate through axis of rotation (21) and connecting block (2) and connect.

4. A projector according to claim 1, wherein: sealing strip (23) are discoid fixed connection and are on the surface of protective cover (22), sealing strip (23) rotate through protective cover (22) and axis of rotation (21) and connect.

5. A projector according to claim 1, wherein: sliding tray (24) are the surface that groove shape was seted up at protective cover (22), slider (25) are through sliding tray (24) and protective cover (22) sliding connection, the surface at slider (25) and fixture block (27) is connected respectively at the both ends of stay cord (26), spacing hole (29) are two sets ofly, and are a set of spacing hole (29) are at the top fixed connection of ray apparatus (1), another group spacing hole (29) are at the bottom fixed connection of ray apparatus (1).

6. A projector according to claim 1, wherein: screw rod (31) are the inboard that the stock form runs through in chassis (11), limiting plate (33) are platelike and screw rod (31) fixed connection, first hinge bar (34) and second hinge bar (35) are connected through the pivot rotation.