CN109431079B - Reel type music stand - Google Patents

Abstract

The invention discloses a roll-type music stand, which comprises a base, an upright post arranged on the base and a music board used for placing music scores; the spectrum plate comprises a supporting plate which is arranged in a longitudinal strip shape, one end of the supporting plate is provided with a hinge block which is formed by extending outwards in the thickness direction, and the hinge block is hinged with the upper end of the upright post, so that the supporting plate can rotate to a position which is attached to the upright post; the two sides of the supporting plate in the width direction are respectively hinged with strip-shaped battens in sequence, and a hinge shaft between each batten and the adjacent batten or the supporting plate is positioned at one side facing the hinge block; the music board also comprises a locking piece used for fixing the supporting board and the lath in a plate shape, the supporting board and the lath are provided with mounting parts matched with the locking piece, and the locking piece is detachably mounted on the mounting parts. The invention has the advantages of ingenious structural design, convenient storage, good use stability and the like.

Description

A roll-type music stand

Technical field

The present invention relates to the technical field of music score support devices, and in particular to a roll-type music score stand.

Background technique

The music stand is used to place music scores during performance and is suitable for any musical instrument. There are two types of music stands that are generally applicable in the prior art, one is a music stand and the other is a folding music stand. The music stand is usually called a large music stand. The music board is stamped from a single piece of iron sheet. The music board is wide and the support tube is thick. Although the overall stability is good, the music board cannot be folded and the music stand itself is heavy, so it is inconvenient to carry. It is only suitable for home use or professional performances. Folding music stands are usually called small music stands. They are foldable, foldable, lightweight and easy to carry. For example, folding music stands are the most suitable choice for frequent outings or for children to use in classes.

Currently, the music boards used to place music scores on foldable music stands on the market are mainly frame structures. After unfolding, the music boards are hollowed out and the surface of the music boards is uneven, which affects the stable placement of music scores.

Contents of the invention

In view of the above-mentioned deficiencies in the prior art, the technical problem to be solved by the present invention is: how to provide a roll-type music stand with ingenious structural design, convenient storage, and good stability in use.

In order to solve the above technical problems, the present invention adopts the following technical solutions:

A roll-type music stand, including a base, a column installed on the base, and a music board for placing music scores; it is characterized in that the music board includes a support plate arranged in a long strip along the longitudinal direction of the music board. , one end of the support plate has a hinge block extending outward along the thickness direction, the hinge block is hinged with the upper end of the upright column, so that the support plate can rotate to a position close to the upright column; Both sides of the support plate in the width direction are hinged with elongated slats in sequence. The hinge axis between the slats and the adjacent slats or the support plates is located on a side facing the hinge block. side, so that the slat can rotate toward the side where the hinge block is located; the spectrum board also includes a fastener for fixing the support plate and the slat into a plate shape, and the support plate and the slat have a A mounting portion is provided in cooperation with the locking member, and the locking member is detachably installed on the mounting portion.

Using the above structure, when storing, remove the fasteners from the installation part of the support plate and the slats, and rotate the support plate to a position close to the column. Since the fixation of the fasteners is lost, the slats on both sides of the support plate can face The direction of the uprights wraps up the uprights, so that the entire music stand is shaped like a bamboo slip and stored in a cylindrical shape, making it easy to carry. When in use, unfold the slats and install the fasteners, then rotate the support plate to a suitable angle to place the music score.

Further, the mounting part is a guide hole coaxially provided on the support plate and the slat along the transverse direction of the music board, and the locking member is a fixing pin slidably provided in the guide hole. The length of the fixing pin is consistent with the width of the corresponding support plate or slat, and one of the fixing pins located in the guide hole of the outer slat has an outward-facing end with an extended pressing portion, so The length of the pressing part is 5 to 10 mm.

Since the guide holes on the support plate and the slat are coaxially arranged and the width of the fixing pin is consistent with the corresponding support plate or slat, the fixing pin can be fully inserted into the guide hole, thereby not affecting the rotation of the slat. One of the fixing pins located in the outer slats has an outward-facing end with an extended pressing portion. When in use, the hinge axis between the slats and the adjacent slats or support plates can be turned upward, and the use of The gravity of the slats causes the music board to form into a plate shape, and then the pressing part of the fixing pin is pressed inward, and the fixing pins can be pushed into the adjacent slats or support plates in sequence, thereby locking the slats and the support plates into a solid state. Integrated, and the fixing pin at the other end will extend out of the slat. When storing, press the extended end into the slat, so that all the fixing pins can be completely retracted into the corresponding guide holes.

Further, the guide holes on each of the support plates or slats include a first hole section and a second hole section arranged coaxially, and the second hole section is connected to the first hole section. Towards one end of the pressing part; the lengths of the first hole section and the second hole section are consistent, and the diameter of the first hole section is smaller than the diameter of the second hole section; the diameter of the fixing pin is the same as the diameter of the second hole section. The diameter of the first hole section is consistent, and one end facing the pressing portion has a boss that is consistent with the diameter of the second hole section.

In this way, since the fixing pin has the same diameter as the first hole section and has a boss with the same diameter as the second hole section, when the fixing pin is pressed toward the adjacent guide hole, the fixing pin is not easy to fall off directly from the guide hole. Moreover, it is easier and smoother for the fixing pin to push into the second hole section of the adjacent guide hole.

Further, the support plates and slats are made of polycarbonate or polyurethane; the side of the support plate and slats facing the hinge block is connected with a covering lining cloth, and the lining cloth is connected with the music board The overall dimensions are consistent; the slats are connected to the adjacent slats or support plates through the lining cloth, and rotate relative to each other.

Polycarbonate or polyurethane are commonly used materials for making mobile phone cases. With the rapid development of mobile phones in recent years, the supporting industries related to mobile phone cases have also developed vigorously. The application technology of polycarbonate or polyurethane is mature, which is beneficial to reducing costs. Since the mobile phone case uses a process that combines polycarbonate or polyurethane with lining cloth, and due to the mature technology, using it to make spectrum boards can not only ensure the production quality of the spectrum boards, but also reduce the production cost.

Further, a magnet is embedded in the slat, and the magnet is located at one end of the slat facing the upright column; the spectrum board also includes a retaining bar made of ferromagnetic material, The length of the retaining bar is consistent with the width of the music board.

Since ferromagnetic materials can be attracted by magnets, and there are magnets embedded in the slats, when in use, the retaining bars can be set along the width direction of the music board and be attracted by the magnets in the slats. The magnetic force can be used to support the The board and the lath are fixed into a plate-shaped music board, and the retaining bars can be used to support the lower end of the music score placed on the music board to prevent the music score from slipping and improve the stability of the placement of the music score.

Further, the side of the slat away from the lining cloth has a positioning groove provided through the width direction of the music board, and the positioning groove corresponds to the position of the magnet; the width of the positioning groove is equal to The width of the retaining bars is consistent.

In this way, when the retaining bar is attracted by the magnet, the retaining bar is located in the positioning groove, thereby preventing the retaining bar from sliding downward under the gravity of the music score, thereby improving the stability of the retaining bar fixation and the placement stability of the musical score.

Further, the magnetic poles of each magnet in the thickness direction of the spectrum plate are consistent.

In this way, when storing, the magnetic force between the magnets can be used to attract and tighten the rolled slats, and stable storage can be achieved without the need for additional rope binding.

Further, two of the magnets are embedded in each of the slats, and are respectively located at both ends of the slats.

When stored, the upper and lower ends of the slats can maintain the rolled state under the action of magnetic force, improving the stability of storage.

Further, the retaining bar includes a bottom plate and a baffle plate vertically arranged on the bottom plate, so that the end face of the retaining bar is T-shaped; the bottom of the bottom plate is also connected with a magnetic strip, and the magnetic strip is connected to the bottom of the bottom plate. The poles of the strips match the poles of the magnet.

Furthermore, the magnet is a strong neodymium iron boron magnet, and the retaining bar is made of ferritic stainless steel and martensitic stainless steel.

To sum up, the present invention has the advantages of ingenious structural design, convenient storage, and good stability in use.

Description of the drawings

Figure 1 is a schematic structural diagram of an embodiment of the present invention.

Figure 2 is a schematic structural diagram of the spectrum plate part in Figure 1.

Figure 3 is a schematic diagram of the planar structure of the spectrum plate.

Figure 4 is an enlarged structural schematic diagram of part A in Figure 3.

Detailed ways

The present invention will be described in further detail below in conjunction with the accompanying drawings.

Specific implementation: As shown in Figures 1 to 4, a roll-type music stand includes a base 1, a column 2 installed on the base 1 and a music board 3 for placing music scores; the music board 3 includes an edge along the The spectrum board 3 has a support plate 31 arranged in a long strip in the longitudinal direction. One end of the support plate 31 has a hinge block extending outward in the thickness direction. The hinge block is hinged with the upper end of the column 2. The support plate 31 can be rotated to a position in contact with the upright column 2; elongated slats 32 are hinged on both sides of the support plate 31 in the width direction, and the slats 32 are adjacent to each other. The hinge axis between the slats 32 or the support plates 31 is located on the side facing the hinge block, so that the slat 32 can rotate toward the side of the hinge block; the music board 3 also includes A plate-shaped fastener 33 is used to fix the support plate 31 and the slat 32. The support plate 31 and the slat 32 have a mounting portion that cooperates with the fastener 33. The fastener 33 can Detachably mounted on the mounting section.

Using the above structure, when storing, remove the fasteners from the installation part of the support plate and the slats, and rotate the support plate to a position close to the column. Since the fixation of the fasteners is lost, the slats on both sides of the support plate can face The direction of the uprights wraps up the uprights, so that the entire music stand is shaped like a bamboo slip and stored in a cylindrical shape, making it easy to carry. When in use, unfold the slats and install the fasteners, then rotate the support plate to a suitable angle to place the music score.

During implementation, the mounting portion is a guide hole coaxially provided on the support plate 31 and the slat 32 along the transverse direction of the music board 3 , and the locking member 33 is slidably provided in the guide hole. The length of the fixing pin is consistent with the width of the corresponding support plate 31 or slat 32, and one of the fixing pins located in the guide hole of the outer slat has an outward end extending The pressing part formed has a length of 5 to 10 mm.

Since the guide holes on the support plate and the slat are coaxially arranged and the width of the fixing pin is consistent with the corresponding support plate or slat, the fixing pin can be fully inserted into the guide hole, thereby not affecting the rotation of the slat. One of the fixing pins located in the outer slats has an outward-facing end with an extended pressing portion. When in use, the hinge axis between the slats and the adjacent slats or support plates can be turned upward, and the use of The gravity of the slats causes the music board to form into a plate shape, and then the pressing part of the fixing pin is pressed inward, and the fixing pins can be pushed into the adjacent slats or support plates in sequence, thereby locking the slats and the support plates into a solid state. Integrated, and the fixing pin at the other end will extend out of the slat. When storing, press the extended end into the slat, so that all the fixing pins can be completely retracted into the corresponding guide holes.

During specific implementation, the fastener may also be a latch plate with a length consistent with the transverse length of the music board, and the mounting part is a latch block protrudingly provided on the side of the support plate and the slat facing the hinge block, and the latch block faces the support plate and One side of the length direction of the slat has a latch groove transversely arranged along the music board, and the latch plate is clamped in the latch groove. The fastener can also use a thin steel plate with the same length as the lateral length of the spectrum board and bend it into a U-shaped slot. The width of the slot is consistent with the thickness of the support plate and slats. When in use, align the slot with the support plate and plate. The top of the strip is clamped, so that the upper ends of the support plate and the slat are clamped into the same slot to form a fixed limit. Of course, those skilled in the art can also use other fastener structures to fix the support plates and slats.

During implementation, the guide holes on each support plate 31 or slat 32 include a first hole section and a second hole section coaxially arranged, and the second hole section is connected to the first hole section. One end of the hole section faces the pressing part; the lengths of the first hole section and the second hole section are the same, and the diameter of the first hole section is smaller than the diameter of the second hole section; the diameter of the fixing pin The diameter of the first hole section is consistent with that of the first hole section, and one end facing the pressing portion has a boss that is consistent with the diameter of the second hole section.

In this way, since the fixing pin has the same diameter as the first hole section and has a boss with the same diameter as the second hole section, when the fixing pin is pressed toward the adjacent guide hole, the fixing pin is not easy to fall off directly from the guide hole. Moreover, it is easier and smoother for the fixing pin to push into the second hole section of the adjacent guide hole.

During implementation, the support plate 31 and the slat 32 are both made of polycarbonate or polyurethane; the support plate 31 and the slat 32 are connected to a covering lining cloth 34 on one side facing the hinge block. 34 is consistent with the overall size of the music board 3; the slat 32 is connected to the adjacent slat 32 or the support plate 31 through the lining cloth 34, and rotates relative to each other.

Polycarbonate or polyurethane are commonly used materials for making mobile phone cases. With the rapid development of mobile phones in recent years, the supporting industries related to mobile phone cases have also developed vigorously. The application technology of polycarbonate or polyurethane is mature, which is beneficial to reducing costs. Since the mobile phone case uses a process that combines polycarbonate or polyurethane with lining cloth, and due to the mature technology, using it to make spectrum boards can not only ensure the production quality of the spectrum boards, but also reduce the production cost.

During implementation, a magnet 35 is also embedded in the slat 32, and the magnet 35 is located at one end of the slat 32 facing the column 2; the spectrum plate 3 also includes a magnet 35 made of ferromagnetic material. The length of the blocking bar 36 is consistent with the width of the music board 3 .

Since ferromagnetic materials can be attracted by magnets, and there are magnets embedded in the slats, when in use, the retaining bars can be set along the width direction of the music board and be attracted by the magnets in the slats. The magnetic force can be used to support the The board and the lath are fixed into a plate-shaped music board, and the retaining bars can be used to support the lower end of the music score placed on the music board to prevent the music score from slipping and improve the stability of the placement of the music score.

During implementation, the side of the slat 32 facing away from the lining cloth 34 has a positioning groove extending through the width direction of the music board 3 , and the positioning groove corresponds to the position of the magnet 35 ; the positioning groove The width of the groove is consistent with the width of the barrier 36 .

In this way, when the retaining bar is attracted by the magnet, the retaining bar is located in the positioning groove, thereby preventing the retaining bar from sliding downward under the gravity of the music score, thereby improving the stability of the retaining bar fixation and the placement stability of the musical score.

During implementation, the magnetic poles of each magnet 35 in the thickness direction of the spectrum plate 3 are consistent.

In this way, when storing, the magnetic force between the magnets can be used to attract and tighten the rolled slats, and stable storage can be achieved without the need for additional rope binding.

During implementation, two magnets 35 are embedded in each of the strips 32 and are respectively located at both ends of the strips 32 .

When stored, the upper and lower ends of the slats can maintain the rolled state under the action of magnetic force, improving the stability of storage.

During implementation, the retaining bar 36 includes a bottom plate and a baffle arranged vertically on the bottom plate, so that the end face of the retaining bar 36 is T-shaped; the bottom of the bottom plate is also connected with a magnetic strip, so The magnetic poles of the magnetic strip match the magnetic poles of the magnet 35 . In this way, the retaining strip can be removed and stored together with the slats and support plates. The magnetic force between the magnetic strip and the magnet can be used to prevent the retaining strip from being lost when stored.

During implementation, the magnet 35 is a strong neodymium iron boron magnet, and the retaining bar 36 is made of ferritic stainless steel and martensitic stainless steel.

During specific implementation, the upright can be a multi-stage telescopic telescopic rod, or a steel pipe with a length consistent with the longitudinal length of the spectrum board; the base can be a suction cup installed at the bottom of the upright, or it can be hinged at the bottom of the upright. The structures of foldable tripods are mature existing products and are widely used in mobile phone stands, photography stands and other products.

The above are only preferred embodiments of the present invention, and are not limited to the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention shall be included in the scope of the present invention. within the scope of protection.

Claims (8)

1. A roll-type music stand, including a base (1), a column (2) installed on the base (1) and a music board (3) for placing music scores; characterized in that, the music board (3) ) includes a support plate (31) arranged in a long strip along the longitudinal direction of the spectrum board (3). One end of the support plate (31) has a hinge block extending outward in the thickness direction, and the hinge block is connected to The upper end of the upright column (2) is hinged so that the support plate (31) can rotate to a position close to the upright column (2); both sides of the support plate (31) in the width direction are hinged in turn. A long slat (32), the hinge axis between the slat (32) and the adjacent slat (32) or the support plate (31) is located on a side facing the hinge block. side, so that the slat (32) can rotate toward the side where the hinge block is located; the music board (3) also includes a plate for fixing the support plate (31) and the slat (32) in a plate shape. Locking member (33), the support plate (31) and the slat (32) are provided with a mounting portion that cooperates with the locking member (33), and the locking member (33) is detachably installed on the installation member. department; The mounting part is a guide hole coaxially provided on the support plate (31) and the slat (32) along the transverse direction of the music board (3), and the locking member (33) is slidably provided. Fixed pins in the guide holes, the length of the fixed pins is consistent with the width of the corresponding support plate (31) or slat (32), and one of them is located in the guide hole of the outer slat. The outward end of the fixing pin has an extended pressing portion, and the length of the pressing portion is 5~10mm; A magnet (35) is also embedded in the slat (32), and the magnet (35) is located at one end of the slat (32) facing the column (2); the music board (3) ) also includes a retaining bar (36) made of ferromagnetic material. The length of the retaining bar (36) is consistent with the width of the music board (3). The retaining bar (36) can be along the spectrum board (3). ) is arranged in the width direction and is attracted by the magnet (35) in the slat (32). 2. The roll-type music stand according to claim 1, characterized in that the guide holes on each of the support plates (31) or slats (32) include a coaxially arranged first hole section. and a second hole segment, and the second hole segment is connected to one end of the first hole segment facing the pressing part; the lengths of the first hole segment and the second hole segment are consistent, and the first hole segment is The diameter of the hole segment is smaller than the diameter of the second hole segment; the diameter of the fixing pin is consistent with the diameter of the first hole segment, and one end facing the pressing part has a diameter equal to the diameter of the second hole segment. Consistent boss. 3. The roll-type music stand according to claim 1, characterized in that the support plate (31) and the slats (32) are made of polycarbonate or polyurethane; the support plate (31) and The side of the slat (32) facing the hinge block is connected with a covering lining cloth (34), and the lining cloth (34) is consistent with the overall size of the music board (3); the slat (32) and The adjacent slats (32) or support plates (31) are connected through the lining cloth (34) and rotate relative to each other. 4. The roll-type music stand according to claim 3, characterized in that the side of the slat (32) facing away from the lining cloth (34) has a penetrating structure along the width direction of the music board (3). The positioning groove corresponds to the position of the magnet (35); the width of the positioning groove is consistent with the width of the retaining bar (36). 5. The roll-type music stand according to claim 1, characterized in that the magnetic poles of each magnet (35) in the thickness direction of the music board (3) are consistent. 6. The roll-type music stand according to claim 5, characterized in that two magnets (35) are embedded in each of the slats (32), and are respectively located on the slats (32). ) at both ends. 7. The roll-type music stand according to claim 1, characterized in that the retaining bar (36) includes a bottom plate, and a baffle plate vertically arranged on the bottom plate, so that the retaining bar (36) The end face is T-shaped; the bottom of the bottom plate is also connected with a magnetic strip, and the magnetic poles of the magnetic strip match the magnetic poles of the magnet (35). 8. The roll-type music stand according to claim 1, characterized in that the magnet (35) is a strong neodymium iron boron magnet, and the stopper (36) is made of ferritic stainless steel or martensitic stainless steel. become.