CN216310509U

CN216310509U - Multimedia projection device that exhibition room design was used

Info

Publication number: CN216310509U
Application number: CN202123013133.7U
Authority: CN
Inventors: 苏浩; 洪正春
Original assignee: Shenzhen Aolin Enterprise Image Planning And Design Co ltd
Current assignee: Shenzhen Aolin Enterprise Image Planning And Design Co ltd
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2022-04-15
Anticipated expiration: 2031-12-02

Abstract

The utility model provides a multimedia projection device for exhibition hall design, comprising: remove frame and protection casing, the lower extreme that removes the frame is provided with the gyro wheel, and the inside of removing the frame is provided with the host computer to the upside of host computer is provided with the motor, the upper end of motor is connected with the pivot, and the upper end of pivot is connected with the layer board, the upper end of layer board is provided with the mount, and the upper end of mount articulates there is the hinge bar, the upper end of protection casing is provided with the apron, and laps the upper end and be provided with the handle to the through-hole has been seted up to the lower extreme of protection casing, the lower extreme of protection casing is provided with the plug connector, and the plug connector setting is including the terminal surface that inclines down and slope up the terminal surface. The utility model solves the problems that the projection device related to the background technology has poor fixing effect, lacks of cushioning effect, and lacks of a protective device which is more omnibearing and convenient to disassemble and assemble at the outer side of the projection device.

Description

Multimedia projection device that exhibition room design was used

Technical Field

The utility model relates to the technical field of multimedia, in particular to a multimedia projection device for exhibition hall design.

Background

At present along with the development of era, people's standard of living constantly improves, various exhibition halls are also in continuous the rise, in order to attract spectator's attention, the exhibition halls mostly can adopt multimedia device to carry out many-sided show, the spectator of being convenient for goes to know the content that the exhibition hall demonstrates, but the multimedia projection equipment function singleness in most exhibition halls now, and fixed setting, can not satisfy the effect of pluralism show, traditional multimedia projection equipment volume is great simultaneously, can only just throw light on at a certain specific region, but because the environment at exhibition scene is complicated, current projection equipment can't adapt to multiple exhibition condition.

The prior Chinese patent with publication number CN210831199U discloses a multimedia projection device, which relates to the technical field of multimedia, and comprises a movable bracket, a first baffle, a control host, a display screen, a support rod, a slide block, a telescopic rod, a projection bracket, projection equipment, a ball and a protractor; a containing cavity is formed in one side of the movable support, the control host is arranged in the containing cavity, a first baffle is arranged at the outer edge of the upper surface of the movable support, a semicircular sliding groove is formed in the upper surface of the movable support, the display screen is located at the circle center point of the semicircular sliding groove, the lower end of the telescopic rod is slidably arranged in the semicircular sliding groove through a sliding block, and a projection support is arranged at the upper end of the telescopic rod; the projection bracket comprises a bottom plate, a supporting plate, a second baffle, a limiting strip and a driving rod, wherein the supporting plate is provided with a groove, and the projection equipment is arranged in the groove; one end of the supporting plate is provided with a ball and a protractor, and the supporting plate is connected with the protractor in a sliding manner through the ball. The use is flexible, and the use requirements of various multimedia can be met.

Although the above patent document satisfies the flexibility of the projection device, there are still some disadvantages:

1. the projection device is placed in the groove, and in the moving process of the movable support, if the movable support collides with an external object, the groove cannot play a cushioning role on the projection device, and the groove can limit and fix the projection device;

2. the projection device is arranged in the groove, although the first baffle is arranged at the upper end of the movable support, the first baffle cannot fully protect the projection device, the projection device cannot be protected in an all-around mode, and the projection device is not convenient to detach and install.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, a multimedia projection device for exhibition hall design is provided so as to solve the problems that the projection device related to the background art is poor in fixing effect, lacks of cushioning effect, and lacks of a protection device which is relatively omnibearing and convenient to disassemble and assemble in the outer side of the projection device.

To achieve the above object, there is provided a multimedia projection apparatus for exhibition hall design, comprising:

remove frame and protection casing, the lower extreme that removes the frame is provided with the gyro wheel, and the inside of removing the frame is provided with the host computer to the upside of host computer is provided with the motor, the upper end of motor is connected with the pivot, and the upper end of pivot is connected with the layer board, the upper end of layer board is provided with the mount, and the upper end of mount articulates there is the hinge bar, the upper end of protection casing is provided with the apron, and laps the upper end and be provided with the handle to the through-hole has been seted up to the lower extreme of protection casing, the lower extreme of protection casing is provided with the plug connector, and the plug connector setting is including the terminal surface that inclines down and slope up the terminal surface.

Further, the rotating shaft 7 penetrates through the through hole to be fixedly connected with the supporting plate, the fixing frame is arranged to be of a relative L-shaped structure and fixed at two ends of the supporting plate, and a lower cushion pad is arranged at the upper end of the inner side of the fixing frame.

Furthermore, the inside of hinge bar is provided with perpendicular sliding connection's swing handle screw rod, and the outside of swing handle screw rod is provided with the stopper to the swing handle screw rod passes the hinge bar and is fixed with the spiro union of the spiro union hole spiro union of mount bottom.

Further, the inboard lower extreme of articulated rod is provided with upper cushion, and the lower extreme of upper cushion is provided with the projecting apparatus to the projecting apparatus lower extreme keeps elastic contact with lower cushion.

Furthermore, the upper end of the movable frame is provided with a plug hole, the plug connector is plugged in the plug hole, and the upper end of the upper inclined end face is provided with a plug groove.

Furthermore, the outside of spliced eye is provided with the slide opening of intercommunication, and the inside sliding connection of slide opening has the locating lever to the outer end of locating lever is connected with the location swing handle, and the one end of location swing handle is provided with the bump.

Furthermore, the outside of locating lever is provided with fixed frame, and fixed frame fixes the outer end at the removal frame to locating lever and fixed frame sliding connection.

Furthermore, a fixed block is arranged inside the fixed frame and on the surface of the positioning rod, a spring is arranged on the outer side of the fixed block and sleeved on the surface of the positioning rod, an inclined sliding connection end face is arranged at the inner side end of the positioning rod, and labels are arranged on the upper side and the lower side of the fixed frame.

The multimedia projection device for the exhibition hall design has the beneficial effects that the lower buffer cushion at the inner side of the fixed frame and the hinged rod hinged at the upper end of the fixed frame are utilized, and the projector is conveniently fixed between the upper buffer cushion and the lower buffer cushion at the lower end of the hinged rod and keeps elastic pressure contact with the upper buffer cushion and the lower buffer cushion through the rotary handle screw rod in the hinged rod and the screwed hole at the inner side of the fixed frame, so that the projection device can obtain the damping and stable limiting and fixing effects in the moving process of the movable frame; the protection cover of the rectangular frame structure made of toughened glass is convenient for forming an omnidirectional protection effect on the projection device, and the protection cover and the upper end of the movable frame are convenient to install and detach by utilizing the lower end structure of the plug connector and the positioning rod.

Drawings

Fig. 1 is a schematic structural diagram of a multimedia projection apparatus for exhibition hall design according to an embodiment of the present invention.

Fig. 2 is a schematic perspective view of a protective cover according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a location a in fig. 1 according to an embodiment of the present invention.

Fig. 4 is a schematic structural diagram at B in fig. 1 according to an embodiment of the present invention.

1. A movable frame; 2. a through hole; 3. a protective cover; 4. a cover plate; 5. a handle; 6. a support plate; 7. a rotating shaft; 8. a motor; 9. a roller; 10. a host; 11. a plug-in unit; 111. a lower inclined end face; 112. an inclined end face; 113. inserting grooves; 12. a handle screw rod is screwed; 13. a limiting block; 14. a hinged lever; 15. a fixed mount; 16. a lower cushion pad; 17. screwing holes; 18. a projector; 19. an upper cushion pad; 20. salient points; 21. positioning the rotary handle; 22. positioning a rod; 23. a fixing frame; 24. a spring; 25. a fixed block; 26. a slide hole; 27. inserting holes; 28. sliding and connecting the end faces; 29. and (4) a label.

Detailed Description

The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The utility model is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.

Fig. 1 is a schematic structural diagram of a multimedia projection apparatus for exhibition hall design according to an embodiment of the present invention, fig. 2 is a schematic perspective structural diagram of a protective cover according to an embodiment of the present invention, fig. 3 is a schematic structural diagram of a position a in fig. 1 according to an embodiment of the present invention, and fig. 4 is a schematic structural diagram of a position B in fig. 1 according to an embodiment of the present invention.

Referring to fig. 1 to 4, the present invention provides a multimedia projection apparatus for exhibition hall design, including: the mobile frame 1, the protective cover 3, the plug connector 11, the hinge rod 14, the fixed frame 15 and the positioning rod 22.

Specifically, the lower extreme that removes frame 1 is provided with gyro wheel 9, and the inside that removes frame 1 is provided with host computer 10, and the upside of host computer 10 is provided with motor 8, motor 8's upper end is connected with pivot 7, and pivot 7's upper end is connected with layer board 6, layer board 6's upper end is provided with mount 15, and the upper end of mount 15 articulates there is hinge bar 14, the upper end of protection casing 3 is provided with apron 4, and apron 4 upper end is provided with handle 5, and through-hole 2 has been seted up to the lower extreme of protection casing 3, the lower extreme of protection casing 3 is provided with plug connector 11, and plug connector 11 sets up including slope terminal surface 111 that inclines down and slope terminal surface 112.

In this embodiment, the host 10 is electrically connected to the projector 18, and the motor 8 and the rotating shaft 7 are used for conveniently driving the supporting plate 6 to rotate, so as to conveniently adjust the projection angle of the projector 18.

The rotating shaft 7 penetrates through the through hole 2 to be fixedly connected with the supporting plate 6, the fixing frame 15 is arranged into an opposite L-shaped structure and fixed at two ends of the supporting plate 6, and the upper end of the inner side of the fixing frame 15 is provided with a lower cushion pad 16; the inside of the hinged rod 14 is provided with a rotary handle screw 12 which is vertically connected in a sliding manner, the outer side of the rotary handle screw 12 is provided with a limiting block 13, and the rotary handle screw 12 passes through the hinged rod 14 and is fixed with a screw connection hole 17 at the bottom of the fixed frame 15 in a threaded manner.

As a preferred embodiment, the hinge rod 14 is convenient for taking out the projector 18 by rotating the rotary handle screw 12 to the outside after detaching the rotary handle screw 12, and when installing, the upper cushion 19 and the lower cushion 16 form a pressing fixing effect on the projector 18 by fixedly connecting the rotary handle screw 12 with the screw hole 17.

The inner lower end of the hinge lever 14 is provided with an upper cushion 19, and the lower end of the upper cushion 19 is provided with a projector 18, and the lower end of the projector 18 is held in elastic contact with the lower cushion 16.

The upper end of the movable frame 1 is provided with a plug hole 27, the plug connector 11 is plugged in the plug hole 27, and the upper end of the upper inclined end surface 112 is provided with a plug groove 113; the outside of plug-in hole 27 is provided with the smooth hole 26 of intercommunication, and the inside sliding connection of smooth hole 26 has locating lever 22 to the outer end of locating lever 22 is connected with location swing handle 21, and the one end of location swing handle 21 is provided with bump 20.

Specifically, when the connector 11 is installed, its lower inclined end surface 111 contacts with the sliding connection end surface 28 of the positioning rod 22, and extrude the positioning rod 22 to the outside, so that the positioning rod 22 is finally clamped inside the insertion groove 113, when the connector is detached, through corresponding the positioning rotary handle 21 to the tag 29, and the tag 29 is provided with an upper pair and a lower pair which are opened and closed, the positioning rod 22 rotates 180 degrees, namely, the sliding connection end surface 28 rotates below, then the connector 11 is pulled upwards, so that the upper inclined end surface 112 contacts with the sliding connection end surface 28, and similarly, the connector 11 can be taken out by extruding the positioning rod 22 again.

A fixed frame 23 is provided on the outer side of the positioning rod 22, the fixed frame 23 is fixed to the outer end of the movable frame 1, and the positioning rod 22 is slidably connected to the fixed frame 23.

A fixed block 25 is provided inside the fixed frame 23 on the surface of the positioning rod 22, a spring 24 is provided outside the fixed block 25 to be fitted on the surface of the positioning rod 22, an inclined sliding end surface 28 is provided at the inner end of the positioning rod 22, and labels 29 are provided on the upper and lower sides of the fixed frame 23.

As a preferred embodiment, the fixing block 25 plays a role of receiving the rebounding of the spring 24 to push the positioning rod 22 to reset, and the label 29 is provided with a text indication of opening and closing, so as to play a pointing effect on the rotation of the salient point 20 of the positioning rotary handle 21.

The protection casing 3 sets up the rectangle frame structure for toughened glass material, and the apron 4 setting of 3 upper ends of protection casings can dismantle the connection to the diameter of the through-hole 2 of 3 bottoms of protection casing is greater than the diameter of layer board 6.

As a preferred embodiment, the through hole 2 facilitates the cover 3 to cover the support plate 6 inside.

The multimedia projection device for the exhibition hall design can effectively solve the problems that the projection device related in the background art is poor in fixing effect and lacks of a cushioning effect, and the outer side of the projection device lacks of a protective device which is relatively omnibearing and convenient to disassemble and assemble; the protection cover of the rectangular frame structure made of toughened glass is convenient for forming an omnidirectional protection effect on the projection device, and the protection cover and the upper end of the movable frame are convenient to install and detach by utilizing the lower end structure of the plug connector and the positioning rod.

Claims

1. A multimedia projection device for exhibition hall design, comprising: a movable frame (1) and a protective cover (3), wherein the lower end of the movable frame (1) is provided with a roller (9), a main machine (10) is arranged in the movable frame (1), and the upper side of the main machine (10) is provided with a motor (8), the upper end of the motor (8) is connected with a rotating shaft (7), the upper end of the rotating shaft (7) is connected with a supporting plate (6), the upper end of the supporting plate (6) is provided with a fixed frame (15), the upper end of the fixed frame (15) is hinged with a hinged rod (14), the upper end of the protective cover (3) is provided with a cover plate (4), the upper end of the cover plate (4) is provided with a handle (5), the lower end of the protective cover (3) is provided with a through hole (2), the lower end of the protective cover (3) is provided with a plug connector (11), and the plug connector (11) comprises a lower inclined end surface (111) and an upper inclined end surface (112).

2. The multimedia projection apparatus for exhibition hall design according to claim 1, wherein the rotation shaft (7) passes through the through hole (2) and is fixedly connected with the supporting plate (6), the fixing frame (15) is set to be an opposite L-shaped structure and fixed at two ends of the supporting plate (6), and the upper end of the inner side of the fixing frame (15) is provided with the lower cushion pad (16).

3. The multimedia projection device for exhibition hall design according to claim 1, characterized in that the inside of the hinged rod (14) is provided with a rotary handle screw rod (12) which is vertically connected in a sliding manner, the outside of the rotary handle screw rod (12) is provided with a limit block (13), and the rotary handle screw rod (12) passes through the hinged rod (14) and is fixed with a screw hole (17) at the bottom of the fixed frame (15) in a screw manner.

4. The multimedia projection apparatus for exhibition hall design according to claim 1, characterized in that the inner lower end of the hinged lever (14) is provided with an upper cushion (19), and the lower end of the upper cushion (19) is provided with a projector (18), and the lower end of the projector (18) is kept in elastic contact with the lower cushion (16).

5. The multimedia projection apparatus for exhibition hall design according to claim 1, wherein the upper end of the movable frame (1) is opened with a plugging hole (27), and the plug-in unit (11) is plugged in the plugging hole (27), and the upper end of the upper inclined end surface (112) is provided with a plugging groove (113).

6. The multimedia projection device for exhibition hall design according to claim 5, wherein the outside of the insertion hole (27) is provided with a communicated slide hole (26), the inside of the slide hole (26) is connected with a positioning rod (22) in a sliding manner, the outer end of the positioning rod (22) is connected with a positioning rotating handle (21), and one end of the positioning rotating handle (21) is provided with a salient point (20).

7. The multimedia projector as claimed in claim 6, wherein a fixed frame (23) is provided on the outer side of the positioning rod (22), the fixed frame (23) is fixed to the outer end of the movable frame (1), and the positioning rod (22) is slidably connected to the fixed frame (23).

8. The multimedia projection apparatus for exhibition hall design according to claim 7, characterized in that the fixing block (25) is provided inside the fixing frame (23) and on the surface of the positioning rod (22), the spring (24) is provided on the outside of the fixing block (25) and is fitted on the surface of the positioning rod (22), the inner end of the positioning rod (22) is provided with an inclined sliding end face (28), and the upper and lower sides of the fixing frame (23) are provided with labels (29).

9. The multimedia projection device for exhibition hall design according to claim 1, characterized in that the protection cover (3) is configured as a rectangular frame structure made of toughened glass, the cover plate (4) at the upper end of the protection cover (3) is detachably connected, and the diameter of the through hole (2) at the bottom of the protection cover (3) is larger than that of the support plate (6).