Digital piano pedal assembly

Abstract

The utility model discloses a pedal assembly of a digital piano, which relates to the technical field of digital piano parts, and adopts the technical scheme that the pedal assembly comprises a base shell, and a plurality of pedal units and a resistance adjusting assembly are arranged in the base shell; the pedal unit comprises a pedal, one side of the pedal extends into the base shell, a sliding groove is formed in the top of the pedal, two connecting plates are arranged in the sliding groove, sliding rods are fixedly arranged on one sides of the two connecting plates, the two sliding rods are sleeved with second springs, two fixing plates are fixedly arranged in the sliding groove, and pin shafts are fixedly arranged at one ends of the two sliding rods. The two pin shafts extend out of the pedal plate, the two pin shafts are sleeved with connecting frames, the connecting frames are fixedly connected with the inner wall of the base shell, and a baffle is fixedly arranged on one side of the pedal plate. The beneficial effects of the utility model are that the pedal plate is convenient to mount and dismount, the pedal resistance is adjusted, the practicability of the pedal plate is improved, and the pedal plate is convenient for a player to use.

Description

Technical Field

[0001] The utility model relates to the technical field of digital piano components, and particularly relates to a digital piano pedal assembly. Background Art

[0002] Digital pianos are a branch of electronic pianos and are electro-acoustic instruments. Their sound generation principle is that integrated circuits perform operations on physical conditions such as key strength, pedal conditions, and key speed, call corresponding sampling signals, and play them back after certain operations. All instruments that use digital sampling technology to simulate the sound of a piano belong to this category.

[0003] In the existing technology, the pedal and the base are fixedly connected, which is not convenient for the installation and disassembly of the digital piano pedal. Moreover, during the use of the pedal, the resistance generated when the user steps on it is the same. Since the foot strength of the performer is different, it is not convenient to adjust the resistance, which affects the practicability of the pedal. Summary of the Utility Model

[0004] Therefore, the utility model provides a digital piano pedal assembly to solve the problems that the pedal and the base are fixedly connected, which is not convenient for the installation and disassembly of the digital piano pedal, and during the use of the pedal, the resistance generated when the user steps on it is the same. Since the foot strength of the performer is different, it is not convenient to adjust the resistance, which affects the practicability of the pedal.

[0005] To achieve the above object, the utility model provides the following technical solution: a digital piano pedal assembly, including a base housing, and a plurality of pedal units and a resistance adjustment component are arranged inside the base housing;

[0006] The pedal unit includes a foot pedal. One side of the foot pedal extends into the base housing. A chute is opened at the top of the foot pedal. Two connecting plates are arranged inside the chute. A sliding rod is fixedly arranged on one side of each of the two connecting plates. A second spring is sleeved outside each of the two sliding rods. Two fixing plates are fixedly arranged inside the chute. A pin shaft is fixedly arranged at one end of each of the two sliding rods. The pin shaft extends outside the foot pedal. A connecting frame is sleeved outside each of the two pin shafts. The connecting frame is fixedly connected to the inner wall of the base housing. A baffle is fixedly arranged on one side of the foot pedal.

[0007] Preferably, a first spring is fixedly arranged at the bottom of the foot pedal. A support block is fixedly arranged inside the base housing. The first spring is sleeved outside the support block.

[0008] Preferably, a switch pressing rod is fixedly arranged on one side of the foot pedal.

[0009] Preferably, a plurality of bottom plates are fixedly arranged inside the base housing. A switch is fixedly arranged on one side of the bottom plate.

[0010] Preferably, a plurality of side grooves are formed in the side wall of the base housing, and the foot pedal is slidably connected to the side grooves.

[0011] Preferably, the resistance adjustment assembly includes a slide rail frame fixedly connected to the inner wall of the base housing. One side of the slide rail frame is connected to a threaded rod through a bearing. The threaded rod penetrates the base housing and is connected to the base housing through a bearing at the connection. One end of the threaded rod is fixedly connected to a knob. A threaded block is sleeved on the outer part of the threaded rod through a thread. A fixed block is fixedly arranged at the bottom of the threaded block. A plurality of elastic ropes are fixedly connected to the bottom of the fixed block. One end of the elastic rope is fixedly connected to a mounting plate.

[0012] Preferably, the mounting plate and the foot pedal are fixedly connected by bolts.

[0013] Preferably, a cover plate is arranged on the top of the base housing, and the base housing and the cover plate are fixedly connected by screws.

[0014] Preferably, the threaded block is slidably connected to the slide rail frame.

[0015] The embodiments of the present invention have the following advantages:

[0016] 1. By pressing two connecting plates, the connecting plates drive the sliding rod to move, the sliding rod drives the pin shaft to move, and the second spring outside the sliding rod is compressed. Then, the foot pedal is placed between the two connecting frames, and the pressing on the connecting plates is released. The second spring rebounds and pushes the pin shaft to move, and the pin shaft extends into the connecting frame, thereby completing the installation of the foot pedal, which is convenient for the installation and disassembly of the foot pedal.

[0017] 2. By fixedly connecting the mounting plate and the foot pedal with bolts, when adjusting the resistance, rotate the knob. The knob drives the threaded rod to rotate, the threaded rod drives the threaded block to move, the threaded block drives the fixed block to move, and the fixed block drives the elastic rope to move, adjusting the tightness state of the elastic rope, thereby adjusting the foot stepping resistance and improving the practicability of the foot pedal, which is convenient for the performer to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, the following drawings are only exemplary, and for those of ordinary skill in the art, other implementation drawings can be obtained according to the provided drawings without creative efforts.

[0019] The structures, ratios, sizes, etc. illustrated in this specification are only used to cooperate with the content disclosed in the specification for those familiar with this technology to understand and read, and are not used to limit the implementation conditions of the present utility model. Therefore, they do not have substantial technical significance. Any modification of the structure, change in the proportional relationship, or adjustment of the size, without affecting the efficacy and purpose that the present utility model can achieve, should still fall within the scope covered by the technical content disclosed in the present utility model.

[0020] Figure 1 It is the front view of the overall structure provided by the present utility model;

[0021] Figure 2 It is the rear view of the overall structure provided by the present utility model;

[0022] Figure 3 It is the top view of the overall structure provided by the present utility model;

[0023] Figure 4 It is the side sectional view of the overall structure provided by the present utility model;

[0024] Figure 5 It is the sectional view of the pedal unit provided by the present utility model.

[0025] In the figure: 1. Base housing; 2. Cover plate; 3. Side groove; 4. Foot pedal; 5. Baffle; 6. Knob; 7. Connecting frame; 8. Slide rail frame; 9. Bottom plate; 10. Switch; 11. Pin shaft; 12. Connecting plate; 13. Switch pressure rod; 14. Threaded rod; 15. Threaded block; 16. Fixed block; 17. Mounting plate; 18. Elastic cord; 19. First spring; 20. Support block; 21. Chute; 22. Fixed plate; 23. Slide bar; 24. Second spring. Specific embodiments

[0026] The following specific embodiments illustrate the implementation manners of the present utility model. Those familiar with this technology can easily understand other advantages and effects of the present utility model from the content disclosed in this specification. Obviously, the described embodiments are part of the embodiments of the present utility model, rather than all of them. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0027] Refer to the attached Figure 1 - attached Figure 5 , a digital piano pedal assembly provided by the present utility model includes a base housing 1, and a plurality of pedal units and a resistance adjustment assembly are arranged inside the base housing 1;

[0028] The pedal unit includes a foot pedal 4, one side of the foot pedal 4 extends into the base housing 1, a chute 21 is formed at the top of the foot pedal 4, two connecting plates 12 are arranged inside the chute 21, sliding rods 23 are fixedly arranged on one side of the two connecting plates 12, second springs 24 are sleeved outside the two sliding rods 23, two fixing plates 22 are fixedly arranged inside the chute 21, pin shafts 11 are fixedly arranged at one ends of the two sliding rods 23, the pin shafts 11 extend outside the foot pedal 4, connecting frames 7 are sleeved outside the two pin shafts 11, the connecting frames 7 are fixedly connected with the inner wall of the base housing 1, a baffle 5 is fixedly arranged on one side of the foot pedal 4, a first spring 19 is fixedly arranged at the bottom of the foot pedal 4, a support block 20 is fixedly arranged inside the base housing 1, the first spring 19 is sleeved outside the support block 20, a switch pressing rod 13 is fixedly arranged on one side of the foot pedal 4, a plurality of bottom plates 9 are fixedly arranged inside the base housing 1, a switch 10 is fixedly arranged on one side of the bottom plate 9, and the threaded block 15 is slidably connected with the slide rail frame 8;

[0029] In this embodiment, when pressing the two connecting plates 12, the connecting plates 12 drive the sliding rods 23 to move, the sliding rods 23 drive the pin shafts 11 to move, and the second springs 24 outside the sliding rods 23 are compressed. Then, the foot pedal 4 is placed between the two connecting frames 7, and the pressing on the connecting plates 12 is released. The second springs 24 rebound and push the pin shafts 11 to move, and the pin shafts 11 extend into the connecting frames 7, thus completing the installation of the foot pedal 4. The first spring 19 at the bottom of the foot pedal 4 is sleeved outside the support block 20. During use, when stepping on the foot pedal 4, the pin shafts 11 on both sides of the foot pedal 4 rotate around the connecting frames 7, the first spring 19 at the bottom of the foot pedal 4 is compressed, and at the same time, the elastic cord 18 is stretched. The threaded rod 14 at the bottom of the foot pedal 4 contacts the switch 10, thus realizing the function of the pedal;

[0030] Among them, in order to achieve the purpose of facilitating downward pressing, the following technical solution is adopted in this device: a plurality of side grooves 3 are formed on the side wall of the base housing 1, the foot pedal 4 is slidably connected with the side grooves 3, and the side grooves 3 facilitate the downward pressing of the foot pedal 4;

[0031] Among them, in order to achieve the purpose of resistance adjustment, the present device adopts the following technical solution: The resistance adjustment component includes a slide rail frame 8, which is fixedly connected to the inner wall of the base housing 1. One side of the slide rail frame 8 is connected to a threaded rod 14 through a bearing. The threaded rod 14 passes through the base housing 1 and is connected to the base housing 1 through a bearing at the connection. One end of the threaded rod 14 is fixedly connected to a knob 6. A threaded block 15 is sleeved on the outside of the threaded rod 14 through a thread. A fixed block 16 is fixedly provided at the bottom of the threaded block 15. A plurality of elastic ropes 18 are fixedly connected to the bottom of the fixed block 16. One end of the elastic rope 18 is fixedly connected to a mounting plate 17. The mounting plate 17 is fixedly connected to the foot pedal 4 through bolts. The mounting plate 17 and the foot pedal 4 are fixedly connected through bolts. When adjusting the resistance, rotate the knob 6. The knob 6 drives the threaded rod 14 to rotate. The threaded rod 14 drives the threaded block 15 to move. The threaded block 15 drives the fixed block 16 to move. The fixed block 16 drives the elastic rope 18 to move, adjusting the tightness state of the elastic rope 18;

[0032] Among them, in order to achieve the purpose of enclosure, the present device adopts the following technical solution: A cover plate 2 is provided on the top of the base housing 1. The base housing 1 and the cover plate 2 are fixedly connected by screws. The base housing 1 and the cover plate 2 are fixedly connected by screws, hiding the internal structure of the base housing 1.

[0033] The use process of the present utility model is as follows: When using the present utility model, press the two connecting plates 12. The connecting plates 12 drive the sliding rod 23 to move. The sliding rod 23 drives the pin shaft 11 to move. The second spring 24 outside the sliding rod 23 is compressed. Then place the foot pedal 4 between the two connecting frames 7. Release the pressure on the connecting plates 12. The second spring 24 rebounds and pushes the pin shaft 11 to move. The pin shaft 11 extends into the connecting frame 7, thus completing the installation of the foot pedal 4. The first spring 19 at the bottom of the foot pedal 4 is sleeved outside the support block 20. Then the mounting plate 17 and the foot pedal 4 are fixedly connected through bolts. When adjusting the resistance, rotate the knob 6. The knob 6 drives the threaded rod 14 to rotate. The threaded rod 14 drives the threaded block 15 to move. The threaded block 15 drives the fixed block 16 to move. The fixed block 16 drives the elastic rope 18 to move, adjusting the tightness state of the elastic rope 18. The three foot pedals 4 are the middle pedal, the left pedal and the right pedal. The middle pedal is called the soft pedal and has the function of weakening the sound. The left pedal is called the una corda pedal and can change the timbre. The right pedal is called the sustain pedal, which can prolong the musical sound and enhance the sound effect. When in use, step on the foot pedal 4. The pin shafts 11 on both sides of the foot pedal 4 rotate around the connecting frame 7. The first spring 19 at the bottom of the foot pedal 4 is compressed. At the same time, the elastic rope 18 is stretched. The threaded rod 14 at the bottom of the foot pedal 4 contacts the switch 10, thus realizing the function of the pedal.

[0034] The above are only the preferred embodiments of the present utility model. Any person skilled in the art may modify the present utility model by using the technical solutions described above or modify it into equivalent technical solutions. Therefore, any simple modification or equivalent replacement made according to the technical solutions of the present utility model falls within the scope of protection required by the present utility model.

Claims

1. A digital piano foot pedal assembly, comprising a base housing (1), characterized in that: The base housing (1) is provided with a plurality of pedal units and a resistance adjustment assembly inside; The pedal unit comprises a foot pedal (4), one side of the foot pedal (4) extends into the interior of the base shell (1), a slide groove (21) is provided on the top of the foot pedal (4), two connecting plates (12) are provided inside the slide groove (21), one side of the two connecting plates (12) are fixedly provided with a slide rod (23), the outside of the two slide rods (23) are sleeved with a second spring (24), two fixing plates (22) are fixedly provided inside the slide groove (21), one end of the two slide rods (23) are fixedly provided with a pin shaft (11), the pin shaft (11) extends out of the foot pedal (4), the outside of the two pin shafts (11) are sleeved with a connecting frame (7), the connecting frame (7) is fixedly connected to the inner wall of the base shell (1), and a baffle (5) is fixedly provided on one side of the foot pedal (4).

2. A digital piano foot pedal assembly according to claim 1, characterized in that: A first spring (19) is fixedly provided at the bottom of the foot pedal (4), a support block (20) is fixedly provided inside the base shell (1), and the first spring (19) is sleeved outside the support block (20).

3. A digital piano foot pedal assembly according to claim 1, characterized in that: A switch pressure rod (13) is fixedly provided on one side of the foot pedal (4).

4. A digital piano foot pedal assembly according to claim 1, characterized in that: A plurality of bottom plates (9) are fixedly arranged inside the base housing (1), and a switch (10) is fixedly arranged on one side of the bottom plate (9).

5. A digital piano foot pedal assembly according to claim 1, characterized in that: The side wall of the base shell (1) is provided with a plurality of side grooves (3), and the foot pedal (4) is slidably connected to the side grooves (3).

6. A digital piano foot pedal assembly according to claim 1, characterized in that: The resistance adjustment assembly comprises a slide rail frame (8), the slide rail frame (8) is fixedly connected to the inner wall of the base shell (1), one side of the slide rail frame (8) is connected to a threaded rod (14) through a bearing, the threaded rod (14) passes through the base shell (1) and is connected to the base shell (1) at a connection point through a bearing, one end of the threaded rod (14) is fixedly connected to a knob (6), the outside of the threaded rod (14) is provided with a threaded block (15) through a threaded sleeve, the bottom of the threaded block (15) is fixedly provided with a fixed block (16), the bottom of the fixed block (16) is fixedly connected to a plurality of elastic ropes (18), and one end of the elastic rope (18) is fixedly connected to a mounting plate (17).

7. A digital piano foot pedal assembly according to claim 6, characterized in that: The mounting plate (17) is fixed to the foot pedal (4) by bolt connection.

8. A digital piano foot pedal assembly according to claim 1, characterized in that: A cover plate (2) is provided on the top of the base shell (1), and the base shell (1) and the cover plate (2) are connected and fixed by screws.

9. A digital piano foot pedal assembly according to claim 6, characterized in that: The threaded block (15) is slidably connected to the slide rail frame (8).

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