CN211698574U

CN211698574U - Multimedia projector equipment

Info

Publication number: CN211698574U
Application number: CN202020851489.4U
Authority: CN
Inventors: 程珍珍; 吕颖捷; 张少哲; 李兰英; 唐贝; 杨方圆
Original assignee: Henan Vocational College of Applied Technology
Current assignee: Henan Vocational College of Applied Technology
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2020-10-16
Anticipated expiration: 2030-05-20

Abstract

The utility model relates to a teaching equipment technical field, concretely relates to multimedia projector equipment, including supporting mechanism, supporting mechanism includes the base, base central point puts department and has linked firmly first bracing piece, sliding connection has the second bracing piece in the first bracing piece. The utility model discloses in, through following vertical direction downwardly moving second bracing piece, make its bottom and base contact, loosen the first bolt and the second bolt of fastening, it is parallel with ground to rotate the second arm of force, it is parallel to rotate first arm of force to make it and first curtain board, fasten first bolt and second bolt once more, guarantee that first arm of force and second arm of force can not slide at will, remove the slide rail and make and give way certain space between second curtain board and the first curtain board, rotate second curtain board 180 degrees, make it be in completely on the plane that first curtain board deviates from first arm of force one side, this moment this multimedia projector device is in and accomodates the state, convenient to use person's removal and to the cleanness of projecting apparatus.

Description

Multimedia projector equipment

Technical Field

The utility model relates to a teaching equipment technical field, concretely relates to multimedia projector equipment.

Background

Ideological and political teaching content is comparatively boring, and the blackboard writing that the mr need do is more, and this very big influence teaching speed, also influence student's interest in learning, consequently, the supplementary teaching of projecting apparatus has just played good application. In the actual use process, the projector equipment is hung and installed at the top of a classroom, however, the overhigh hanging of the projector brings inconvenience below, firstly, if the projector cannot be played in the use process, the problem can be solved by adopting a restarting method, the projector needs to be stepped on a desk, and even other longer objects are used for pressing a restarting key, so that potential safety hazards can be caused, the rotation of the projection angle of the projector is easy to cause, the longer time is consumed for adjusting the angle of the projector again, the teaching process is seriously influenced, secondly, the overhigh hanging of the projector is inconvenient to clean, and thirdly, the overhigh hanging of the projector is inconvenient to overhaul.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical problem, an object of the utility model is to provide a multimedia projector equipment, through following vertical direction downwardly moving second bracing piece, make its bottom contact with the base, the adjustment telescopic link, the angle of projecting apparatus has been adjusted, loosen the first bolt and the second bolt of fastening, it makes it parallel with ground to rotate the second arm of force, it makes it parallel with first curtain board to rotate first arm of force, fasten first bolt and second bolt once more, guarantee that first arm of force and second arm of force can not slide at will, the movable slide rail makes and gives out certain space between second curtain board and the first curtain board, rotate second curtain board 180 degrees, make it be in on the plane that first curtain board deviates from first arm of force one side completely, this moment this multimedia projector device is in the state of accomodating, convenient to use person's removal and to the cleanness of projecting apparatus.

The purpose of the utility model can be realized by the following technical scheme:

a multimedia projector device comprises a supporting mechanism, wherein the supporting mechanism comprises a base, a first supporting rod is fixedly connected to the center of the base, a second supporting rod is connected to the first supporting rod in a sliding mode, two supporting plates are fixedly connected to one side of the top end of the second supporting rod, a first bolt is connected to the second supporting rod in a screwing mode through the two supporting plates, the second supporting rod is rotatably connected with a first force arm through the first bolt, a second bolt is rotatably connected to one end, away from the first bolt, of the first force arm, the first force arm is rotatably connected with a second force arm through the second bolt, a telescopic rod is fixedly connected to one side, away from one end of the second bolt, of the second force arm, and the second force arm is fixedly connected with a projector through the telescopic rod;

the one side of second bracing piece has linked firmly first curtain, first curtain has all seted up the spout from the top and the bottom of first bolt one side, and sliding connection has a slide rail in the spout, one side of slide rail is rotated through the hinge and is connected with the second curtain, the second bracing piece rotates through two backup pads and is connected with first bolt, is convenient for to first power arm fixed when rotating suitable position, first curtain has all seted up the spout from the top and the bottom of first bolt one side, lets out certain clearance when being convenient for overturn second curtain, and first curtain causes the interference to it when avoiding the upset of second curtain.

Further, the method comprises the following steps: the base is inside hollow shell structure, and the round hole has been seted up to the base bottom, the base passes through round hole and plastic plug swing joint, makes things convenient for the discharge of the inside water of base, the base bottom links firmly has four universal auto-lock wheels, is convenient for this multimedia projector device's removal, a corner in base top is provided with the water inlet, is convenient for increase the counter weight to the inside watering of base.

Further, the method comprises the following steps: the water inlets are arranged in two, the inner diameters of the two water inlets are the same, the two water inlets are arranged side by side, when the inside of the base is irrigated, the two water inlets can irrigate simultaneously, the speed is increased, and the working efficiency is improved.

Further, the method comprises the following steps: the first supporting rod is provided with a straight groove which is upward along the vertical direction on one side adjacent to the first curtain plate, the width of the straight groove is larger than that of the first curtain plate, and the first supporting rod is prevented from being collided by the first supporting rod when the second supporting rod needs to move up and down.

Further, the method comprises the following steps: the top and the bottom of slide rail, first curtain board all link firmly magnet from a lateral wall, the second curtain board of second bracing piece and the adjacent lateral wall of first curtain board, the convenience is fixed to slide rail and second curtain board.

Further, the method comprises the following steps: the second supporting rod is larger than the first supporting rod, and the width of the second supporting rod is equal to the width of the inner side of the first supporting rod, so that the second supporting rod cannot easily slide, and the height of the multimedia projector can be conveniently adjusted.

The utility model has the advantages that:

1. through following vertical direction downwardly movement second bracing piece, make its bottom and base contact, the adjustment telescopic link, the angle of projecting apparatus has been adjusted, loosen the first bolt and the second bolt of fastening, it makes it parallel with ground to rotate the second arm of force, it makes it parallel with first curtain board to rotate first arm of force, fasten first bolt and second bolt once more, guarantee that first arm of force and second arm of force can not slide at will, remove the slide rail and make and give way certain space between second curtain board and the first curtain board, rotate second curtain board 180 degrees, make it be in on the plane that first curtain board deviates from first arm of force one side completely, this multimedia projector device is in the state of accomodating this moment, convenient to use person's removal and to the cleanness of projecting apparatus.

Drawings

The present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present invention in an expanded state;

FIG. 2 is a schematic view of the overall structure of the present invention in the storage state;

FIG. 3 is a schematic view of the first curtain plate and the second curtain plate separated from each other according to the present invention;

fig. 4 is a schematic structural diagram of the bottom of the base in the present invention.

In the figure: 100. a support mechanism; 110. a base; 111. a plastic plug; 112. a universal self-locking wheel; 113. a water inlet; 120. a first support bar; 130. a second support bar; 131. a first bolt; 200. a projection mechanism; 210. a first curtain plate; 211. a chute; 212. a slide rail; 220. a second curtain plate; 230. a first force arm; 231. a second bolt; 240. a second moment arm; 241. a telescopic rod; 250. a projector.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, a multimedia projector apparatus includes a supporting mechanism 100, the supporting mechanism 100 includes a base 110, a first supporting rod 120 is fixedly connected to a central position of the base 110, a second supporting rod 130 is slidably connected to the first supporting rod 120, two supporting plates are fixedly connected to one side of a top end of the second supporting rod 130, the second supporting rod 130 is rotatably connected to a first bolt 131 through the two supporting plates, the second supporting rod 130 is rotatably connected to a first force arm 230 through the first bolt 131, a second bolt 231 is rotatably connected to one end of the first force arm 230, which is far away from the first bolt 131, the first force arm 230 is rotatably connected to a second force arm 240 through the second bolt 231, a telescopic rod 241 is fixedly connected to one side of the second force arm 240, which is far away from one end of the second bolt 231, and the second force arm 240 is fixedly connected to a projector 250 through the;

one side of second bracing piece 130 has linked firmly first curtain board 210, spout 211 has all been seted up to top and bottom that first curtain board 210 deviates from first bolt 131 one side, and sliding connection has slide rail 212 in spout 211, one side of slide rail 212 is connected with second curtain board 220 through hinge rotation, second bracing piece 130 rotates through two backup pads and is connected with first bolt 131, be convenient for fixed when rotatory suitable position to first power arm 230, spout 211 has all been seted up to top and bottom that first curtain board 210 deviates from first bolt 131 one side, give out certain clearance when being convenient for overturn second curtain board 220, first curtain board 210 causes the interference to it when avoiding second curtain board 220 to overturn.

The base 110 is a hollow shell structure, the bottom end of the base 110 is provided with a circular hole, the base 110 is movably connected with the plastic plug 111 through the circular hole to facilitate the discharge of water inside the base 110, the bottom end of the base 110 is fixedly connected with four universal self-locking wheels 112 to facilitate the movement of the multimedia projector device, a corner of the top end of the base 110 is provided with a water inlet 113 to facilitate the increase of counter weight for water filling inside the base 110, the water inlets 113 are provided with two water inlets 113, the inner diameters of the two water inlets 113 are the same, the two water inlets 113 are arranged side by side, water can be filled into the base 110 at the same time by the two water inlets 113 when water is filled into the base 110, the speed is increased, the working efficiency is improved, one side of the first support rod 120 adjacent to the first curtain plate 210 is provided with a straight groove which is upward along the vertical direction, the width of the straight groove is larger than that of the, the top and bottom of slide rail 212, a lateral wall that first curtain board 210 deviates from second bracing piece 130, second curtain board 220 and a lateral wall that first curtain board 210 is adjacent all link firmly magnet, conveniently to slide rail 212 and second curtain board 220 fixed, second bracing piece 130 is greater than the length of first bracing piece 120, and the width of second bracing piece 130 equals the inboard width of first bracing piece 120, guarantee that second bracing piece 130 can not easy slip, conveniently adjust this multimedia projector's height.

The telescopic rod 241 is a two-section type telescopic structure, so that the angle of the projector 250 can be conveniently adjusted.

The working principle is as follows: when the projection mechanism is used, firstly, the two water inlets 113 are connected with an external water source by using a water pipe, water is poured into the base 110 by using the external water source, the weight of the base 110 is increased, the first force arm 230 is rotated to enable the included angle between the first force arm 230 and the first curtain plate 210 to be 90 degrees, the first bolt 131 is fastened, the second force arm 240 is rotated to enable the second force arm to be in a vertical state, the second bolt 231 is fastened, the telescopic rod 241 is adjusted to enable the projector 250 fixedly connected at the bottom end of the telescopic rod to be in a proper angle, the sliding rail 212 is moved to the direction back from the first supporting rod 120 to the maximum distance, the second curtain plate 220 is rotated to 180 degrees, the second curtain plate 220 and the first curtain plate 210 are in the same plane at the moment, the sliding rail 212 is moved to the direction close to the first supporting rod 120, so that the sliding rail 212 drives the second curtain plate 220 to horizontally move to be attached to the first curtain plate 210, the second supporting rod 130 is lifted upwards to a, at this time, the entire multimedia projection apparatus is in a fully unfolded state.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is illustrative and explanatory only, and various modifications, additions and substitutions as described for the specific embodiments described herein may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.

Claims

1. The utility model provides a multimedia projector equipment, includes supporting mechanism (100), its characterized in that, supporting mechanism (100) includes base (110), base (110) central point department of putting has linked firmly first bracing piece (120), sliding connection has second bracing piece (130) in first bracing piece (120), second bracing piece (130) top one side has linked firmly two backup pads, second bracing piece (130) are connected with first bolt (131) through two backup pads soon, second bracing piece (130) are connected with first arm of force (230) through first bolt (131) rotation, the one end that first arm of force (230) deviates from first bolt (131) soon is connected with second bolt (231), first arm of force (230) are connected with second arm of force (240) through second bolt (231) rotation, the one side that second arm of force (240) deviates from second bolt (231) one end has linked firmly telescopic link (241), the second force arm (240) is fixedly connected with the projector (250) through an expansion link (241);

one side of second bracing piece (130) has linked firmly first curtain board (210), spout (211) have all been seted up to top and bottom that first curtain board (210) deviate from first bolt (131) one side, and sliding connection has slide rail (212) in spout (211), one side of slide rail (212) is rotated through the hinge and is connected with second curtain board (220).

2. The multimedia projector device as claimed in claim 1, wherein the base (110) is an internal hollow shell structure, a circular hole is formed in the bottom end of the base (110), the base (110) is movably connected with the plastic plug (111) through the circular hole, the bottom end of the base (110) is fixedly connected with four universal self-locking wheels (112), and a water inlet (113) is formed in one corner of the top end of the base (110).

3. A multimedia projector apparatus according to claim 2, wherein the water inlets (113) are provided in two, and the inner diameters of the two water inlets (113) are the same, and the two water inlets (113) are provided side by side.

4. The multimedia projector apparatus as claimed in claim 1, wherein a surface of the first support bar (120) adjacent to the first curtain plate (210) is formed with a straight groove extending upward along a vertical direction, and a width of the straight groove is greater than a width of the first curtain plate (210).

5. The multimedia projector apparatus as claimed in claim 1, wherein the top and bottom ends of the sliding rail (212), a side wall of the first curtain plate (210) facing away from the second supporting rod (130), and a side wall of the second curtain plate (220) adjacent to the first curtain plate (210) are all fixedly connected with magnets.

6. A multimedia projector apparatus according to claim 1, wherein the second support bar (130) is larger than the length of the first support bar (120) and the width of the second support bar (130) is equal to the width of the inner side of the first support bar (120).