Chinese zither frame with four-sound-beam structure

Abstract

The utility model provides a Chinese zither frame with a four-sound-beam structure, which comprises a main body frame, and four sound beams which are arranged in parallel at intervals are arranged on the main body frame through tenon-and-mortise structures. The main body frame comprises two side plates which are arranged in parallel at an interval, and a large head plate, a string nail plate and a rear tail plate are arranged between the two side plates; the mortise and tenon joint structure comprises a dovetail blind groove formed in the side plate, positioning blocks corresponding to the dovetail blind groove are arranged at the two ends of the sound beam, the mortise and tenon joint structure further comprises a first positioning groove formed in the side plate, a second positioning groove corresponding to the first positioning groove is formed in the sound beam, and a wooden positioning pin is arranged between the first positioning groove and the second positioning groove. According to the Chinese zither frame with the four-sound-beam structure, the sound beams are tightly connected with the main body frame through the mortises and tenons to form a stable mechanical structure, vibration of strings is transmitted to the sound beams through the panel during playing, the sound beams at different positions cooperate, the resonance frequency band is widened, transition from low-sinking bass to clear high pitch is more natural, the volume is balanced, and sustain is full.

Description

TECHNICAL FIELD

[0001] The utility model relates to musical instrument manufacturing technical field, concretely relates to a four sound beam structure zither frame. BACKGROUND

[0002] Traditional zither frame is mostly single sound beam or double sound beam design, and there are limitations in tone conduction, resonance promotion and structural stability. With the improvement of playing demand, the richness of zither tone, the volume persistence requirement is gradually high, and the existing frame is difficult to meet the pursuit of professional and advanced players to the delicate change of tone quality.

[0003] Therefore, it is very necessary to develop a new zither frame structure. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at the deficiency of prior art, provides a four sound beam structure zither frame, and the specific scheme is as follows:

[0005] A four sound beam structure zither frame, including main body frame, four interval parallelly arranged sound beams are arranged on the main body frame through mortise and tenon structure;The main body frame includes two interval parallelly arranged side plates, and a big head plate, a string peg plate and a rear tail plate are arranged between the two side plates;The mortise and tenon structure includes a dovetail blind slot formed in the side plate, and the both ends of the sound beam are provided with a positioning block corresponding to the dovetail blind slot, and the mortise and tenon structure further includes a positioning groove one formed in the side plate, and the sound beam is provided with a positioning groove two corresponding to the positioning groove one, and a wooden positioning pin is arranged between the positioning groove one and the positioning groove two.

[0006] Based on the above, the main body frame further includes four support beams corresponding to the four sound beams respectively and arranged between the two side plates, and the support beam is located directly below the corresponding sound beam.

[0007] Based on the above, the material of the sound beam is pine.

[0008] Based on the above, the sound beam and the positioning block are an integral structure.

[0009] The utility model has substantial features and progress compared with the prior art, and specifically, the utility model has the following advantages:

[0010] The four sound beam structure zither frame provided by the utility model is closely connected with the main body frame through mortise and tenon, forms a stable mechanical structure, and the vibration of the string is transmitted to the sound beam through the panel during playing, the sound beams at different positions cooperate, the resonance frequency band is widened, the transition from low bass to crisp treble is more natural, the volume is balanced and the echo is full. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is the overall structure schematic diagram of the utility model.

[0012] Figure 2 is Figure 1 Structure schematic view of the part A in the figure.

[0013] Figure 3 Structure schematic view of the part cooperation of the utility model.

[0014] In the figure: 1. side plate; 1-1. dovetail blind slot; 1-2. positioning groove one; 2. big head plate; 3. string peg plate; 4. rear tail plate; 5. sound beam; 5-1. positioning block; 6. positioning pin; 7. support beam. DETAILED DESCRIPTION

[0015] The technical scheme of the utility model is described in further detail below through specific embodiments. EMBODIMENT

[0016] As Figures 1-3 shown, the utility model provides a four sound beam structure guzheng frame, including main body frame, four interval parallelly arranged sound beams 5 are equipped with on the main body frame through mortise and tenon structure;The main body frame includes two interval parallelly arranged side plates 1, and big head plate 2, string peg plate 3 and rear tail plate 4 are equipped between the two side plates 1;The mortise and tenon structure includes the dovetail blind slot 1-1 that is set up on the side plate 1, and the both ends of the sound beam 5 are equipped with the positioning block 5-1 corresponding with the dovetail blind slot 1-1, and the mortise and tenon structure still includes the positioning groove one 1-2 that is set up on side plate 1, and the sound beam 5 is equipped with the positioning groove two corresponding with the positioning groove one 1-2, and the positioning groove one 1-2, positioning groove two are equipped with wooden positioning pin 6 between.

[0017] The above-mentioned main body frame still includes four support beams 7 corresponding with four sound beams 5 respectively and being arranged between the two side plates 1, and the support beam 7 is located just below the corresponding sound beam 5.

[0018] In order to guarantee the sound beam's insect resistance, crack resistance and guarantee the sound effect, the material of the above-mentioned sound beam 5 is scotch pine.

[0019] The above-mentioned sound beam 5, positioning block 5-1 are integral structure.

[0020] The four sound beam structure guzheng frame provided by the utility model, the sound beam 5 is closely connected with the main body frame through mortise and tenon, forms stable mechanical structure, when playing, the vibration of the string is transmitted to the sound beam 5 through the panel, and the sound beam 5 at different positions cooperates, widens the resonance frequency band, and the transition from low bass to crisp treble is more natural, the volume is balanced and the echo is full.

[0021] It should be noted that the above examples are used to illustrate the technical solutions of the present application, but not to limit them; although the present application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the specific embodiments of the present application can be modified or some technical features can be replaced by equivalent ones; without departing from the spirit of the technical solutions of the present application, all of them should be covered in the technical solution range of the present application claimed.

Claims

1. A four-sound beam structure guzheng frame, characterized in that: The application relates to a body frame, which is provided with four sound beams (5) arranged in parallel at intervals through a mortise and tenon structure; the body frame comprises two side plates (1) arranged in parallel at intervals, and a big head plate (2), a string nail plate (3) and a back tail plate (4) are arranged between the two side plates (1); the mortise and tenon structure comprises dovetail blind grooves (1-1) formed in the side plates (1), the two ends of the sound beams (5) are provided with positioning blocks (5-1) corresponding to the dovetail blind grooves (1-1), the mortise and tenon structure further comprises positioning grooves (1-2) formed in the side plates (1), the sound beams (5) are provided with positioning grooves (2) corresponding to the positioning grooves (1-2), and wooden positioning pins (6) are arranged between the positioning grooves (1-2) and the positioning grooves (2).

2. The four-chordal beam structure Guzheng frame according to claim 1, wherein: The body frame further comprises four supporting beams (7) corresponding to the four sound beams (5) respectively and arranged between the two side plates (1), and the supporting beams (7) are located directly below the corresponding sound beams (5).

3. The four-chordal beam structure Guzheng frame according to claim 1, wherein: The material of the sound beams (5) is pine.

4. The four-chordal beam structure Guzheng frame according to claim 1, wherein: The sound beams (5) and the positioning blocks (5-1) are integrated.

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