CN213182306U

CN213182306U - Projector with protective structure

Info

Publication number: CN213182306U
Application number: CN202022683849.7U
Authority: CN
Inventors: 钱同飞; 王玮; 钱怡明; 陈晓曼; 苏三山; 肖灿城
Original assignee: Shenzhen Xianmai Technology Co ltd
Current assignee: Shenzhen Xianmai Technology Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-05-11
Anticipated expiration: 2030-11-18

Abstract

The utility model discloses a projecting apparatus with protective structure relates to projecting apparatus technical field, the utility model discloses a rotating device, jacking system, elevating gear, damping device and fixing device, rotating device includes the initiative helical gear, jacking system includes meshing helical gear and threaded rod, the initiative helical gear meshes with the meshing helical gear mutually, elevating gear includes elevator and backup pad, the elevator lower surface is equipped with the screw hole, threaded rod and screw hole normal running fit, damping device includes the shock attenuation slide bar, shock attenuation slide bar and backup pad welding, fixing device includes the connecting plate, stationary blade and connecting plate welding. The utility model relates to a projecting apparatus with protective structure, the connecting rod turns into the vibrations of the upper and lower direction that the projecting apparatus received and controls of shock attenuation slider, and the spring reduces the range about removing of shock attenuation slider, and the box is to the projecting apparatus protection, and the motor drives initiative helical gear and meshing helical gear and rotates and can drive elevating gear and rise the projecting apparatus from the box in.

Description

Projector with protective structure

Technical Field

The utility model relates to a projecting apparatus technical field, in particular to projecting apparatus with protective structure.

Background

A projector, also called a projector, is a device that can project images or videos onto a curtain, and can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV, etc. through different interfaces to play corresponding video signals. Projectors are widely used in homes, offices, schools and entertainment places, and have different types such as CRT, LCD and DLP according to different working modes. The wireless projector is a projector which takes a wireless transmission technology as a core and realizes projection through a wireless transmission function. The wireless module is connected to the projector through the HDMI socket, and the wireless projector is used for synchronously displaying pictures on equipment such as a mobile phone, a tablet, a computer and the like or transmitting contents such as music, videos, pictures and the like to be projected on a large screen in real time. On the premise of not losing projection image quality, the method provides trend and convenient application experience for users in each stage.

The projector plays an important role in our life, but the existing projector has the defects that the shock absorption cannot be realized and the lifting cannot be realized, so that the projector with the protection structure is provided.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a projector with a protection structure, which can effectively solve the problems of the prior art that the projector cannot absorb shock and cannot go up and down.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a projector with a protective structure comprises a rotating device, a jacking device, a lifting device, a damping device and a fixing device, wherein the rotating device comprises a driving bevel gear, a box body and a rotating support, the box body is of a hollow structure, the lower end of the rotating support is welded with the inner surface of the box body, the jacking device comprises an engaging bevel gear and a threaded rod, the driving bevel gear is engaged with the engaging bevel gear, the lifting device comprises a lifting block and a support plate, the lower surface of the lifting block is provided with a threaded hole, the threaded rod is in rotating fit with the threaded hole, the damping device comprises a damping slide bar, a damping slide block, a first spring, a second spring and a fixing piece, one surface of each damping slide block is provided with a limiting hole, the damping slide bar is in sliding fit with the limiting holes respectively, one end of the first springs is in surface connection with one surface, it is a plurality of the first spring other end is connected with a plurality of shock attenuation slider surface respectively, second spring both ends are connected with a two shock attenuation slider surface respectively, shock attenuation slide bar both ends and two backup pad internal surface welding, fixing device includes the connecting plate, and is a plurality of the fixed plate upper surface all with connecting plate lower surface welding, wherein, the number of shock attenuation slider and first spring is two, and the main effect of shock attenuation slider is about turning into the removal of direction with upper and lower direction vibrations, and the main effect of first spring is that the range is controlled about reducing shock attenuation slider, and the number of stationary blade is eight, and the main action of stationary blade provides the holding power for the fixed axle.

Preferably, the rotating device further comprises a motor, the upper end of the rotating support is welded to the lower surface of the motor, a motor shaft is arranged on one surface of the motor, the driving bevel gear is in rotating fit with the motor shaft on one surface, and the rotating device can drive the meshing bevel gear to rotate.

Preferably, the jacking device further comprises a bearing and a supporting shaft, the lower surface of the bearing is connected with the inner surface of the box body, the lower end of the supporting shaft is connected with the upper surface of the bearing, the upper end of the supporting shaft is connected with the lower surface of the meshed helical gear, the lower end of the threaded rod is connected with the upper surface of the meshed helical gear, and the jacking device can drive the lifting device to lift.

Preferably, elevating gear still includes lifting slide block and lift slide bar, and is a plurality of lifting slide bar lower extreme all with box internal surface welding, a plurality of lifting slide block surface respectively with elevator both sides surface welding, a plurality of lifting slide block upper surface all is equipped with the through-hole, and is a plurality of lifting slide bar respectively with a plurality of through-hole sliding fit, a plurality of the backup pad lower surface all with elevator upper surface welding, wherein, lifting slide block and lift slide bar's number is two, and lifting slide block and lift slide bar's primary action is supplementary elevator lift.

Preferably, damping device still includes fixed axle and connecting rod, and is a plurality of stationary blade lower surface respectively with a plurality of shock attenuation slider upper surface welding, a plurality of fixed axle both ends respectively with a plurality of stationary blade internal surface welding, a plurality of the connecting rod both ends are equipped with a plurality of rotatory holes respectively, and are a plurality of the fixed axle respectively with a plurality of rotatory hole normal running fit, wherein, the number of fixed axle is four, and the main effect of fixed axle provides the holding power for the connecting rod, and the number of connecting rod is two, and the main effect of connecting rod is about turning into shock attenuation slider with the vibrations of the upper and lower direction that the projecting apparatus body received.

Preferably, fixing device still includes bracing piece, mounting panel and projecting apparatus body, and is a plurality of bracing piece lower extreme all with connecting plate upper surface welding, a plurality of bracing piece upper end all with mounting panel lower surface welding, the mounting panel upper surface is equipped with the rectangle mounting groove, the projecting apparatus body is installed in the rectangle mounting groove, and wherein, the number of bracing piece is two, and the primary function of bracing piece is for providing the holding power for the mounting panel.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, through setting up damping device, the connecting rod can turn into the vibrations of the upper and lower direction that the projecting apparatus received and control the removal of shock attenuation slider, and rethread first spring and second spring reduce the removal range about the shock attenuation slider, reach the purpose that weakens the vibrations that the projecting apparatus received.

2. The utility model discloses in, through setting up rotating device and elevating gear, the box can protect the projecting apparatus, when needs use, drives initiative helical gear and meshing helical gear through the motor and rotates and to drive elevating gear and rise the projecting apparatus from the box, reaches the purpose of protection projecting apparatus.

Drawings

Fig. 1 is a schematic view of an overall structure of a projector with a protective structure according to the present invention;

fig. 2 is a schematic front view of a projector with a protective structure according to the present invention;

FIG. 3 is a schematic view of the cross-sectional view taken along line B-B of FIG. 2 according to the present invention;

fig. 4 is a left side view schematic diagram of a projector with a protective structure according to the present invention;

fig. 5 is a schematic view of the internal cross-sectional structure at a-a in fig. 4 according to the present invention.

In the figure: 100. a rotating device; 101. a box body; 102. rotating the bracket; 103. a motor; 104. a driving bevel gear; 200. a jacking device; 201. a bearing; 202. a support shaft; 203. engaging the helical gear; 204. a threaded rod; 300. a lifting device; 301. a lifting block; 302. a lifting slide block; 303. lifting the sliding rod; 304. a support plate; 400. a damping device; 401. a damping slide bar; 402. a shock-absorbing slide block; 403. a first spring; 404. a second spring; 405. a fixing sheet; 406. a fixed shaft; 407. a connecting rod; 500. a fixing device; 501. a connecting plate; 502. a support bar; 503. mounting a plate; 504. the projector body.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention relates to a projector with a protective structure, which comprises a rotating device 100, a jacking device 200, a lifting device 300, a damping device 400 and a fixing device 500, wherein the rotating device 100 comprises a driving bevel gear 104, a box 101 and a rotating bracket 102, the box 101 is a hollow structure, the lower end of the rotating bracket 102 is welded to the inner surface of the box 101, the jacking device 200 comprises a meshing bevel gear 203 and a threaded rod 204, the driving bevel gear 104 is meshed with the meshing bevel gear 203, the lifting device 300 comprises a lifting block 301 and a supporting plate 304, the lower surface of the lifting block 301 is provided with a threaded hole, the threaded rod 204 is rotatably matched with the threaded hole, the damping device 400 comprises a damping slide bar 401, damping slides 402, a first spring, a second spring 404 and a fixing plate 405, one surface of the damping slides 402 are provided with limiting holes, the damping slide bar 401 is slidably matched with, one end of each of the first springs 403 is connected with one surface of each of the support plates 304, the other end of each of the first springs 403 is connected with one surface of each of the shock absorption sliders 402, the two ends of each of the second springs 404 are connected with one surface of each of the shock absorption sliders 402, the two ends of each of the shock absorption slide bars 401 are welded to the inner surfaces of the two support plates 304, each of the fixing devices 500 comprises a connection plate 501, the upper surfaces of the fixing plates 405 are welded to the lower surface of the connection plate 501, the number of the shock absorption sliders 402 and the number of the first springs 403 are two, the shock absorption sliders 402 mainly function to convert vertical vibration into horizontal vibration, the first springs 403 mainly function to reduce the horizontal movement amplitude of the shock absorption sliders 402, the number of the fixing plates 405 is eight, and the fixing plates 405 mainly function.

Referring to fig. 1, the rotating device 100 further includes a motor 103, an upper end of the rotating bracket 102 is welded to a lower surface of the motor 103, a surface of the motor 103 is provided with a motor shaft, a surface of the driving bevel gear 104 is rotatably engaged with the motor shaft, and the rotating device 100 can drive the meshing bevel gear 203 to rotate.

Referring to fig. 1 to 3, the jacking device 200 further includes a bearing 201 and a support shaft 202, a lower surface of the bearing 201 is connected with an inner surface of the box 101, a lower end of the support shaft 202 is connected with an upper surface of the bearing 201, an upper end of the support shaft 202 is connected with a lower surface of the meshed helical gear 203, a lower end of the threaded rod 204 is connected with an upper surface of the meshed helical gear 203, and the jacking device 200 can drive the lifting device 300 to lift.

Referring to fig. 1-2, the lifting device 300 further includes lifting sliders 302 and lifting slide bars 303, lower ends of the lifting slide bars 303 are welded to an inner surface of the box 101, surfaces of the lifting sliders 302 are welded to surfaces of two sides of the lifting block 301, through holes are formed in upper surfaces of the lifting sliders 302, the lifting slide bars 303 are in sliding fit with the through holes, lower surfaces of the supporting plates 304 are welded to an upper surface of the lifting block 301, the number of the lifting sliders 302 and the number of the lifting slide bars 303 are two, and the lifting sliders 302 and the lifting slide bars 303 are mainly used for assisting lifting of the lifting block 301.

Referring to fig. 1 to 5, the damping device 400 further includes a fixing shaft 406 and two connecting rods 407, lower surfaces of the fixing plates 405 are respectively welded to upper surfaces of the damping sliders 402, two ends of the fixing shaft 406 are respectively welded to inner surfaces of the fixing plates 405, two ends of the connecting rods 407 are respectively provided with a plurality of rotation holes, the fixing shafts 406 are respectively rotatably matched with the rotation holes, wherein the number of the fixing shafts 406 is four, the fixing shaft 406 mainly functions to provide a supporting force for the connecting rods 407, the number of the connecting rods 407 is two, and the connecting rods 407 mainly function to convert vertical vibration applied to the projector body 504 into horizontal movement of the damping sliders 402.

Referring to fig. 1-2, the fixing device 500 further includes two support rods 502, a mounting plate 503 and a projector body 504, the lower ends of the support rods 502 are welded to the upper surface of the connecting plate 501, the upper ends of the support rods 502 are welded to the lower surface of the mounting plate 503, a rectangular mounting groove is formed in the upper surface of the mounting plate 503, and the projector body 504 is mounted in the rectangular mounting groove, wherein the number of the support rods 502 is two, and the support rods 502 mainly serve to provide a supporting force for the mounting plate 503.

Referring to fig. 1-5, the present invention is a projector with a protective structure, wherein the model of the motor 103 is YE2-132S1-2, the box body 101 can protect the projector body 504, when the projector body 504 needs to be used, the motor 103 is started, the motor 103 drives the threaded rod 204 to be in rotating fit with the threaded hole arranged on the lower surface of the lifting block 301 through the driving bevel gear 104 and the meshing bevel gear 203, due to the limiting function of the lifting block 301, the lifting block 301 is lifted to further drive the projector body 504 to lift, when the projector body 504 is subjected to vertical vibration, the connecting rod 407 can convert the vertical vibration into the left and right movement of the shock-absorbing slider 402, due to the buffering action of the first spring 403 and the second spring 404, the left-right movement amplitude of the damping slide block 402 is reduced, and the damping purpose is achieved.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A projector with a protective structure comprises a rotating device (100), a jacking device (200), a lifting device (300), a damping device (400) and a fixing device (500), and is characterized in that: the rotating device (100) comprises a driving bevel gear (104), a box body (101) and a rotating support (102), the box body (101) is of a hollow structure, the lower end of the rotating support (102) is welded with the inner surface of the box body (101), the jacking device (200) comprises a meshing bevel gear (203) and a threaded rod (204), the driving bevel gear (104) is meshed with the meshing bevel gear (203), the lifting device (300) comprises a lifting block (301) and a supporting plate (304), a threaded hole is formed in the lower surface of the lifting block (301), the threaded rod (204) is in rotating fit with the threaded hole, the damping device (400) comprises a damping slide rod (401), a damping slide block (402), a first spring (403), a second spring (404) and a fixing plate (405), a plurality of limiting holes are formed in one surface of the damping slide block (402), and the damping slide rod (401) is in sliding fit with the limiting holes respectively, a plurality of first spring (403) one end is connected with a plurality of backup pad (304) surface respectively, and is a plurality of first spring (403) other end is connected with a plurality of shock attenuation slider (402) surface respectively, second spring (404) both ends are connected with two shock attenuation slider (402) surface respectively, shock attenuation slide bar (401) both ends and two backup pad (304) internal surface welding, fixing device (500) are including connecting plate (501), and are a plurality of stationary blade (405) upper surface all with connecting plate (501) lower surface welding.

2. A projector having a protective structure according to claim 1, wherein: the rotating device (100) further comprises a motor (103), the upper end of the rotating support (102) is welded to the lower surface of the motor (103), a motor shaft is arranged on one surface of the motor (103), and one surface of the driving bevel gear (104) is in rotating fit with the motor shaft.

3. A projector having a protective structure according to claim 1, wherein: the jacking device (200) further comprises a bearing (201) and a supporting shaft (202), the lower surface of the bearing (201) is connected with the inner surface of the box body (101), the lower end of the supporting shaft (202) is connected with the upper surface of the bearing (201), the upper end of the supporting shaft (202) is connected with the lower surface of the meshed helical gear (203), and the lower end of the threaded rod (204) is connected with the upper surface of the meshed helical gear (203).

4. A projector having a protective structure according to claim 1, wherein: elevating gear (300) still include lifting slide block (302) and lifting slide bar (303), and is a plurality of lifting slide bar (303) lower extreme all with box (101) internal surface welding, a plurality of lifting slide block (302) surface respectively with elevator (301) both sides surface welding, a plurality of lifting slide block (302) upper surface all is equipped with the through-hole, and is a plurality of lifting slide bar (303) respectively with a plurality of through-hole sliding fit, a plurality of backup pad (304) lower surface all with elevator (301) upper surface welding.

5. A projector having a protective structure according to claim 1, wherein: the damping device (400) further comprises a fixing shaft (406) and a connecting rod (407), the lower surface of the fixing plate (405) is welded to the upper surface of the damping sliding block (402) respectively, the two ends of the fixing shaft (406) are welded to the inner surface of the fixing plate (405) respectively, a plurality of rotating holes are formed in the two ends of the connecting rod (407) respectively, and the fixing shaft (406) is matched with the rotating holes in a rotating mode.

6. A projector having a protective structure according to claim 1, wherein: fixing device (500) still includes bracing piece (502), mounting panel (503) and projecting apparatus body (504), and is a plurality of bracing piece (502) lower extreme all with connecting plate (501) upper surface weld, a plurality of bracing piece (502) upper end all with mounting panel (503) lower surface weld, mounting panel (503) upper surface is equipped with the rectangle mounting groove, projecting apparatus body (504) are installed in the rectangle mounting groove.