CN113241046A

CN113241046A - Structure of electronic organ

Info

Publication number: CN113241046A
Application number: CN202110437456.4A
Authority: CN
Inventors: 温毅明; 何海峰; 向继遵
Original assignee: Guangzhou Rantion Technology Co Ltd
Current assignee: Guangzhou Rantion Technology Co Ltd
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2021-08-10
Anticipated expiration: 2041-04-22
Also published as: CN113241046B

Abstract

The invention provides a structure of an electronic organ, which belongs to the technical field of electronic organs.A shell is movably connected with a music stand through a rotating shaft, a placing plate with a lighting mechanism arranged at the top, a guide plate and a back plate capable of generating a negative pressure environment are arranged in the music stand, the placing plate, the guide plate and the back plate are fixedly connected through buckles in sequence to form the music stand, an inner cavity penetrating downwards is formed in the top end of the placing plate, and an LED lamp bead plate is fixedly connected in the top end of the inner cavity through screws. This kind of electronic organ's structure is provided with guide vane, when the axial fan exhaust air current of guide vane bottom contacted with guide vane, blown to the musical instrument register for easy reference surface with different angles by protruding limit direction, and then produced with the effect of point area face, and the air current blows behind the musical instrument register for easy reference surface, can strengthen the suppression effect of outside air pressure to the musical instrument register for easy reference to also can guarantee better fixed effect to thicker musical instrument register for easy reference, the situation of turning over the page at will can not appear.

Description

Structure of electronic organ

Technical Field

The invention relates to the technical field of electronic organs, in particular to a music stand of an electronic organ.

Background

The electronic organ is an electronic keyboard instrument, which adopts a large-scale integrated circuit, most of the electronic organ is provided with a sound memory storage (wave table) for storing real sound waveforms of various instruments and outputting the sound waveforms during playing, the electronic organ has a wide instrument containing range, so a plurality of people can choose to learn the electronic organ, the music score is an indispensable auxiliary for beginners of the electronic organ, a music score rack for placing the music score is generally a simple wood or plastic product, the music score is generally fixed by clamping, the page turning of the music score is influenced, the music score is not beneficial to viewing by people, and the shadow part of the music score which is easy to have light rays is caused by the placement angle and the thickness of the frame of the existing music score rack, so that the viewing by the user is not beneficial;

with regard to an automatic page turning type piano music stand, for example, with the patent No. CN201710548676.8, the two ends of the music stand are pressed by the edge pressing device, which prevents the music stand page of the music stand from turning back to affect the smooth playing of the player playing music, and the edge pressing device needs to be loosened to turn the page when the page is turned, not only needs a certain amount of time but also improves the complexity of the user in turning the music stand, and the technical scheme realizes the illumination of the music stand only by setting two small lamps, although the shadow problem formed by the angle of placement can be solved, but because of the limitation of the light emission quantity of the small lamps, the shadow outside the illumination area is easily formed on the surface of the music stand, so that the viewing of the user is inconvenient, so the electronic piano music stand convenient for fixing the music stand and improving the illumination effect is needed to be provided.

Disclosure of Invention

The present invention is directed to solve the technical problems of the background art, and provides a structure of an electronic organ.

In order to achieve the purpose, the invention provides the following technical scheme: the music stand is characterized in that the shell is movably connected with the music stand through a rotating shaft, a placing plate with a lighting mechanism arranged at the top, a guide plate and a back plate capable of generating a negative pressure environment are arranged in the music stand, the placing plate, the guide plate and the back plate are fixedly connected with one another through buckles to form the music stand, an inner cavity penetrating downwards is formed in the top end of the placing plate, an LED lamp bead plate is fixedly connected with the top end of the inner cavity through screws, the left side and the right side of the inner cavity are fixedly connected with reflecting plates, a light splitting plate is embedded and fixed in the inner cavity below the reflecting plates, an arc-shaped stainless steel plate is adhered to the inner wall of the inner cavity below the light splitting plate, light passing plates are embedded and sealed at the opening at the bottom of the inner cavity, a hollow rubber tube is embedded in the back of the placing plate, air guide cavities are formed in the upper end and the lower end of the guide plate, and axial flow fans are rotatably connected through fixing rods and movable shafts in the air guide cavities, place the board bottom and offer the inner chamber that the cross section is the L form, the inside rotation of inner chamber is connected with the axis of rotation, the axis of rotation outward appearance is embedded all around and is fixed with guide vane, the axis of rotation bottom is connected with the connecting axle through the bearing rotation, guide vane surface welding is provided with protruding limit.

Further: the front surface of the placing plate is arranged in a concave shape and is provided with through air holes, and the inside of the guide plate is communicated with the outside through the air holes.

Further: the reflecting plate is the decurrent slope setting of 45, the beam splitter is provided with the printing opacity through-hole that a plurality of runs through perpendicularly to inside bilateral symmetry's of being equipped with the reflecting plate simultaneously of through-hole, the transversal decurrent arc setting of personally submitting of printing opacity.

Further: the number of the hollow rubber tubes is consistent with that of the air holes, and the hollow rubber tubes are arranged downwards.

Further: the air guide cavities at the upper ends penetrate through the openings rightwards, the air guide cavities at the bottom ends penetrate through the openings leftwards, and the two air guide cavities penetrate through the air guide grooves respectively.

Further: the axial flow fan positioned in the air guide cavity at the top of the axial flow fan is an air exhaust type axial flow fan, and the axial flow fan positioned in the air guide cavity at the bottom of the axial flow fan is an exhaust type axial flow fan.

Has the advantages that:

1. the structure of this kind of electronic organ is provided with lighting mechanism, gives off even light through the lighting mechanism who places the board top and shines on the musical instrument register for the whole of musical instrument register for easy to use person's the watching that can all be shone on the musical instrument register for easy reference surface.

2. Be provided with the guide plate, the negative pressure environment that the musical instrument register for easy reference air current flow produced is suppressed by outside atmospheric pressure and is being placed the positive formation of board and fix to make the musical instrument register for easy reference by the convenient fixing of atmospheric pressure difference place the board openly, thereby realize that the musical instrument register for easy reference of the convenient fixing and the people of being convenient for look over of sheltering from when using.

3. Be provided with guide vane, when the axial fan exhaust air current of guide vane bottom contacted with guide vane, blown to the musical instrument register for easy reference surface with different angles by protruding limit direction, and then produced with the effect of point area face, and the air current blows behind the musical instrument register for easy reference surface, can strengthen the suppression effect of outside air pressure to the musical instrument register for easy reference to also can guarantee better fixed effect to thicker musical instrument register for easy reference, the situation of turning over the page or leaf at will can not appear.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a schematic view showing the spread structure of the music stand according to the present invention.

Fig. 3 is a schematic sectional view of the placing board of the present invention.

Fig. 4 is an enlarged schematic view of a portion a in fig. 3 according to the present invention.

Fig. 5 is an enlarged schematic view of the structure at B in fig. 4 according to the present invention.

Fig. 6 is a schematic sectional view of the baffle of the present invention.

Fig. 7 is a bottom sectional view of the placement board of the present invention.

Fig. 8 is a schematic perspective view of a rotating shaft according to the present invention.

Fig. 9 is a schematic perspective view of a guide vane of the present invention.

In FIGS. 1-9: 1-a housing; 2-music stand; 3, placing a plate; 301-hollow hose; 302-LED light bead plate; 303-a light splitting plate; 304-a light-transmitting panel; 305-a reflector plate; 306-arc stainless steel plate; 4-a flow guide plate; 401-axial fan; 5-a back plate; 6-rotating shaft; 601-guide vanes; 602-a connecting shaft; 603-raised edges.

Detailed Description

The following description will be given by way of example in conjunction with the above technical solutions.

Example 1

Referring to fig. 1-2, in the embodiment of the present invention, the electronic organ includes a housing 1 and a music stand 2, the music stand 2 further includes a placing plate 3 having a lighting mechanism at the top, a guide plate 4 and a back plate 5 capable of generating a negative pressure environment, a vertically disposed air guide groove is disposed in the guide plate 4, the housing 1 is movably connected to the music stand 2 through a rotating shaft, the placing plate 3, the guide plate 4 and the back plate 5 are fixedly connected to form the music stand 2 through a buckle, the front surface of the placing plate 3 is recessed and provided with a through air hole, and the inside of the guide plate 4 is communicated with the outside through the air hole.

The structure of the electronic organ that this embodiment provided, place board 3 openly through placing the music score, and utilize guide plate 4 to carry top-down's air current, the air current drives outside air current oppression on the music score surface under the effect of atmospheric pressure difference when flowing, make the music score by the air suppression on its surface place board 3 openly form fixed, thereby realize that the music score does not have the convenience of sheltering from when using fixed and be convenient for people's looking over, place the illumination mechanism that board 3 top was equipped with simultaneously and distribute even light and shine on the music score surface, thereby make the whole of music score surface all can be shone convenient in user's observation.

The structure of the electronic organ that this embodiment provided, through being provided with lighting mechanism and guide plate 4 for the musical instrument register for easy reference is by lighting mechanism evenly give off light whole cover and people's of being convenient for look over, and the musical instrument register for easy reference utilizes the negative pressure environment that the 4 air current of guide plate flows to produce to be suppressed by outside atmospheric pressure and is being placed board 3 front and form fixedly, thereby makes the musical instrument register for easy reference be fixed by the atmospheric pressure difference and place board 3 front.

Example 2

Referring to fig. 2-5, in this embodiment, the lighting mechanism includes an LED lamp bead plate 302, a light splitting plate 303, a light transmitting plate 304, a reflecting plate 305 and an arc-shaped stainless steel plate 306, an inner cavity penetrating downwards is formed inside the top end of the placing plate 3, the LED lamp bead plate 302 is fixedly connected to the top end of the inner cavity through a screw, the reflecting plate 305 is fixedly connected to the left side and the right side of the inner cavity, the reflecting plate 305 is inclined downwards by 45 degrees, the light splitting plate 303 is embedded and fixed below the reflecting plate 305 inside the inner cavity, the light splitting plate 303 is provided with a plurality of light transmitting through holes penetrating vertically, the reflecting plate 305 is arranged inside the through holes and is bilaterally symmetrical, the inner wall of the inner cavity below the light splitting plate 303 is provided with the arc-shaped stainless steel plate 306, the light transmitting plate 304 is nested and sealed at the bottom opening of the inner cavity, and the cross section of the light transmitting plate 304 is arranged in a downward arc shape.

In this embodiment, LED lamp pearl board 302 circular telegram releases light, because the light that the lamp pearl released comparatively diverges and shines reflecting plate 305 surface in LED lamp pearl board 302 below is refracted by it downwards, thereby make light pass the through-hole in beam-splitting board 303 by the refraction, and by the further refraction of reflecting plate 305 in the through-hole when passing the through-hole, thereby further improve the entering amount of light, the light that subsequently passes the through-hole shines on arc stainless steel 306 surface, carry out continuous refraction to light through arc surface of arc stainless steel 306, make the great improvement luminance of light and pass the even dispersion of light-passing board 304 on the musical instrument spectrum surface, thereby make the musical instrument spectrum surface irradiated by the cover at light no dead angle, the operation of looking over the musical instrument spectrum of people has been facilitated.

Optionally, the reflective plate 305 may be made of any smooth-surfaced material, such as a mercury mirror and stainless steel, and the transparent plate 304 is made of frosted acrylic or polycarbonate.

Example 3

Referring to fig. 2, fig. 3 and fig. 6, in this embodiment, the hollow rubber tubes 301 with the same number as the air holes are embedded in the back of the placing plate 3, the hollow rubber tubes 301 are arranged downward, the upper and lower ends of the guide plate 4 are both provided with air guide cavities, the air guide cavity at the upper end is opened to the right, the air guide cavity at the bottom end is opened to the left, the two air guide cavities are respectively penetrated through the air guide grooves, the axial flow fan 401 is rotatably connected inside the air guide cavities through a fixing rod and a movable shaft, the axial flow fan 401 located in the air guide cavity at the top of the axial flow fan 401 is an air extraction type axial flow fan, and the axial flow fan 401 located in the air guide cavity at the bottom of the axial flow fan 401 is an air exhaust type axial flow fan.

In this embodiment, the axial flow fan 401 located at the top of the axial flow fan 401 operates to draw outside air into the air guide cavity, and flows downward along the air guide grooves into the air guide cavity at the bottom of the axial flow fan 401, and the axial flow fan 401 located at the bottom of the axial flow fan 401 operates to discharge air flow flowing to the position, and the air flow located in the air guide grooves flows to cause the air pressure intensity inside the guide plate 4 to be smaller than the outside air pressure intensity due to the self flow velocity, so that the air flow located in the air guide grooves flows while matching the hollow rubber tube 301 and the music score closed air holes to press outside air on the front surface of the placing plate 3 through air pressure difference to complete fixation.

Example 4

Referring to fig. 2, fig. 3 and fig. 6-9, in this embodiment, an inner cavity having an L-shaped cross section is formed at the bottom of the placing plate 3, the inner cavity is communicated with an air guide cavity at the bottom of the air guide plate 4, a rotating shaft 6 is rotatably connected inside the inner cavity, guide vanes 601 are fixedly embedded in the periphery of the outer surface of the rotating shaft 6, the guide vanes 601 are arranged in an inclined curved shape, the bottom of the rotating shaft 6 is rotatably connected with a connecting shaft 602 through a bearing, raised edges 603 are welded on the surfaces of the guide vanes 601 contacting with the air flow, and guide grooves are formed between the raised edges 603 at intervals.

In this embodiment, after axial fan 401 exhaust air current of guide plate 4 bottom and got into the inner chamber, the air current impacted guide vane 601 under the effect of self velocity of flow, force axis of rotation 6 to rotate under the impact of air current, and the air current contacts with guide vane 601, blow to the musical instrument register for easy reference surface with different angles by protruding limit 603 direction, and then produce with some band face effects, and the air current blows to behind the musical instrument register for easy reference surface, can strengthen the suppression effect of outside air pressure to the musical instrument register for easy reference, and also can guarantee better fixed effect to thicker musical instrument register for easy reference, the situation of the random page turning can not appear.

Claims

1. The utility model provides a structure of electronic organ, through pivot swing joint, its characterized in that between shell (1) and music stand (2): a placing plate (3) with a lighting mechanism arranged at the top, a guide plate (4) capable of generating a negative pressure environment and a back plate (5) are arranged in the music stand (2).

2. The structure of the electronic organ of claim 1, characterized in that: place inside inner chamber that is equipped with downward through in board (3) top, inside LED lamp pearl board (302) of being provided with in inner chamber top, the inner chamber left and right sides all is provided with reflecting plate (305), the inside beam splitter (303) that is provided with of inner chamber, the inner chamber is located beam splitter (303) below inner wall and all is provided with arc corrosion resistant plate (306), inner chamber bottom opening part is provided with light-passing board (304).

3. The structure of the electronic organ of claim 1 or 2, characterized in that: the front surface of the placing plate (3) is concave and provided with through air holes, and the inside of the guide plate (4) is communicated with the outside through the air holes.

4. The structure of the electronic organ of claim 2, characterized in that: reflecting plate (305) are decurrent 45 slopes to set up, beam-splitting board (303) are provided with the printing opacity through-hole that a plurality of runs through perpendicularly to inside reflecting plate (305) that are equipped with bilateral symmetry simultaneously of through-hole, the decurrent arc setting of transversal personally submitting of printing opacity board (304).

5. The structure of the electronic organ of claim 1, characterized in that: the novel air guide plate is characterized in that a hollow rubber hose (301) is arranged on the back face of the placing plate (3), air guide cavities are formed in the upper end and the lower end of the guide plate (4), and an axial flow fan (401) is arranged in each air guide cavity.

6. The structure of the electronic organ of claim 5, characterized in that: the number of the hollow rubber tubes (301) is consistent with that of the air holes, and the hollow rubber tubes (301) are arranged downwards.

7. The structure of the electronic organ of claim 5, characterized in that: the air guide cavities at the upper ends penetrate through the openings rightwards, the air guide cavities at the bottom ends penetrate through the openings leftwards, and the two air guide cavities penetrate through the air guide grooves respectively.

8. The structure of the electronic organ of claim 1, characterized in that: place board (3) bottom and seted up the inner chamber that the cross section is the L form, the inside axis of rotation (6) that is provided with of inner chamber, axis of rotation (6) outward appearance is provided with guide vane (601) all around, axis of rotation (6) bottom is provided with connecting axle (602), guide vane (601) surface is provided with raised edge (603).

9. The structure of the electronic organ of claim 5, characterized in that: the axial flow fan (401) positioned in the air guide cavity at the top of the axial flow fan (401) is an air exhaust type axial flow fan, and the axial flow fan (401) positioned in the air guide cavity at the bottom of the axial flow fan (401) is an air exhaust type axial flow fan.