Portable trombone

Abstract

The utility model relates to the technical field of controlled musical instruments, in particular to a portable trombone, which comprises a horn mouth used for playing sound, a horn tube arranged at the rear end of the horn mouth, a stretching tube arranged at the tail end of a main sound tube, a trombone nozzle arranged at the front end of an air tube and used for blowing air, and a first handle movably adjusted between the stretching tubes. A movably adjustable second handle is arranged between the air pipe and the main sound pipe; according to the utility model, through the threaded connection cooperation between the first screw thread and the first screw groove, the disassembly between the horn tube and the main sound tube is realized, the adjustment and disassembly of the first handle are realized under the clamping cooperation of the first hoop ring and the stretching tube, and the adjustment and disassembly of the second handle are realized under the clamping cooperation of the second hoop ring, the air tube and the main sound tube. According to the trombone, the second handle can be adjusted and detached, the trombone mouth and the air pipe can be detached under the threaded connection and cooperation of the second thread and the second threaded groove, the overall weight is reduced by detaching trombone parts, and then the trombone is convenient to carry.

Description

Technical Field

[0001] The utility model relates to the technical field of controlled musical instruments, in particular to a portable trombone. Background Art

[0002] The trombone, also known as the trombone or telescoping trumpet, is a member of the brass instrument. It uses a curved tube that can be extended or shortened to produce high and low tones. The trombone does not change the pitch by a key-type valve, but by pulling the slide back and forth with the right hand. It is the only instrument among all wind instruments that can be played in this way.

[0003] The utility model with announcement number CN218826171U discloses an alto trombone with an anti-dropout buckle, which relates to the technical field of alto trombone, including a speaker assembly, a pull tube assembly and an anti-dropout assembly, wherein the anti-dropout assembly is arranged at the connection between the speaker assembly and the pull tube assembly, and through the matching arrangement between a first connecting pipe, a first protective tube, a second connecting pipe, a second protective tube, a fixing nut and a limiting assembly, the second connecting pipe is inserted into the interior of the first connecting pipe, and the first protective tube and the second protective tube form a sealing structure, so that the connection between the second connecting pipe and the first connecting pipe can be protected, and the fixing nut can also be spirally moved from the second protective tube to the first protective tube, and the second protective tube and the first protective tube are reinforced to ensure the stability of the connection between the second protective tube and the first protective tube, and under the action of the limiting assembly, the fixing nut can be limited to ensure the stability of the fixing nut on the first protective tube.

[0004] The above technical solution forms a sealing structure through the cooperation between the connecting tube and the protective tube to protect the connection between the connecting tubes. Under the action of the limiting assembly, the fixing nut can be limited to ensure the stability of the fixing nut on the first protective tube. However, the trombone as a whole is too heavy and inconvenient to carry, and the position of the first handle of the trombone is fixed and cannot be adjusted to meet the performance needs of different groups of people. Utility Model Content

[0005] The utility model aims to provide a portable trombone to solve the problem that the alto trombone with an anti-drop buckle whose authorization announcement number is CN218826171U proposed in the above-mentioned background technology is too heavy and inconvenient to carry, and the position of the first hand of the trombone is fixed and cannot be adjusted to meet the performance needs of different groups of people.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A portable trombone comprises a bell for externally playing sound, a bell tube is provided at the rear end of the bell, a U-shaped main tone tube is provided at the rear end of the bell tube, a U-shaped stretch tube is provided at the tail end of the main tone tube, an air pipe for air intake is provided at the left end of the stretch tube, a mouthpiece for blowing is provided at the front end of the air pipe, the rear end of the bell is threadedly connected with the front end of the main tone tube, a first handle that can be movably adjusted is provided between the stretch tubes, a second handle that can be movably adjusted is provided between the air pipe and the main tone tube, and the tail end of the mouthpiece is threadedly connected with the front end of the air pipe.

[0008] Preferably, the outer diameter width of the rear end of the tapered bell mouth matches the outer diameter width of the front end of the bell pipe, and the rear end of the bell pipe is provided with a first thread.

[0009] In the utility model, the rear end of the bell mouth is welded and fixed to the front end of the bell pipe, and the first thread is conveniently connected and fixed to the first screw groove.

[0010] Preferably, a first screw groove is formed at the front end of the main sound pipe, and the first screw groove is matched with the first thread.

[0011] In the utility model, the first screw groove is provided to facilitate the threaded connection with the first screw thread, thereby realizing the fixed connection between the speaker tube and the main sound tube.

[0012] Preferably, connecting rods are symmetrically arranged between the front end and the rear end of the main sound pipe, and the upper and lower ends of the connecting rods are respectively welded and fixed to the front and rear ends of the main sound pipe.

[0013] In the utility model, the symmetrically arranged connecting rods are used to fix the main sound pipe between the upper and lower parts, so that it is not easy to deform and shake, thereby increasing the stability.

[0014] Preferably, one end of the stretch tube is movably connected to the front end of the main sound tube, and the inner diameter width of the stretch tube matches the outer diameter width of the main sound tube. The other end of the stretch tube is movably connected to the front end of the trachea, and the inner diameter width of the stretch tube matches the outer diameter width of the trachea.

[0015] In the utility model, the stretch tube and the main sound tube are movably connected to achieve the adjustment of the tone between the stretch tube and the main sound tube, and the stretch tube and the trachea are movably connected to achieve the adjustment of the air intake distance in the trachea.

[0016] Preferably, a cross bar is provided in the middle of the first handle, and first hoops for shrinking and clamping are symmetrically provided at both ends of the cross bar, and connecting pieces for fixed connection are symmetrically provided on the outer side of the first hoop, and the connecting pieces are fixedly connected by screws, and the first hoop is respectively clamped and fixed to both sides of the stretch tube.

[0017] In the utility model, the two ends of the cross bar are respectively welded and fixed to the back of the first hoop, and the first hoop and the connecting piece symmetrically arranged on the outside are an integrally formed structure. The connecting piece can realize the clamping and loosening between the first hoop and the stretching tube under the fixing and loosening of the screws, thereby realizing the position adjustment of the first handle.

[0018] Preferably, second hoop rings are symmetrically provided at both ends of the second handle, the second hoop ring at one end is movably connected to the trachea, and the second hoop ring at the other end is movably connected to the main sound pipe, and a second thread is provided at the front end of the trachea.

[0019] In the utility model, the second hoops at both ends of the second handle are respectively clamped and fixed with the middle of the air pipe and the main sound pipe, and the air pipe and the main sound pipe are connected and disassembled with the cooperation of the detachable second handle, and the second thread is used for threaded connection.

[0020] Preferably, a second screw groove is provided in the tail end of the mouthpiece, and the second screw groove is adapted to the second thread.

[0021] In the utility model, a mouthpiece is provided for a performer to play by blowing, and the second thread is threadedly connected with the second screw groove correspondingly, thereby realizing the threaded connection between the mouthpiece and the air pipe.

[0022] Compared with the prior art, the beneficial effects of the utility model are:

[0023] 1. The utility model realizes the detachability of the bell tube and the main tone tube by setting a threaded connection between the first thread and the first screw groove, and realizes the adjustment and disassembly of the first handle under the cooperation of the first hoop and the clamping cooperation on the stretch tube, and realizes the adjustment and disassembly of the second handle under the clamping cooperation of the second hoop, the air tube and the main tone tube, thereby realizing the suitability for playing by different groups of people, and realizes the detachability of the mouthpiece and the air tube under the threaded connection cooperation between the second thread and the second screw groove, and reduces the overall bulkiness by disassembling the trombone parts, thereby realizing easy carrying.

[0024] 2. The utility model increases the clamping firmness and convenience of the hoop ring by providing a connecting piece, which facilitates and quickly adjusts the position of the hoop ring. The cooperation between multiple connecting rods increases the stability of the upper and lower ends of the main tone tube, preventing deformation caused by long-term use. The removal of the mouthpiece facilitates the cleaning of the inside of the mouthpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0026] Figure 2 It is an explosion diagram of the utility model;

[0027] Figure 3 It is a schematic diagram of the mouthpiece of the utility model;

[0028] Figure 4 This is a schematic diagram of the first handle structure of the utility model.

[0029] The meaning of each number in the figure is:

[0030] 1. bell mouth; 10. bell tube; 100. first thread;

[0031] 2. Main tone tube; 20. Connecting rod; 21. First screw groove;

[0032] 3. stretch tube; 30. first handle; 300. crossbar; 301. first hoop; 302. connecting piece;

[0033] 4. trachea; 40. second thread;

[0034] 5. Mouthpiece; 50. Second screw groove;

[0035] 6. Second handle; 60. Second hoop. DETAILED DESCRIPTION

[0036] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0037] See also Figure 1-Figure 4 , this embodiment provides a portable trombone technical solution:

[0038] A portable trombone comprises a conical bell mouth 1 for producing external sound. A bell tube 10 is arranged at the rear end of the bell mouth 1. The outer diameter width at the rear end of the bell mouth 1 matches the outer diameter width at the front end of the bell tube 10. A first thread 100 is provided at the rear end of the bell tube 10.

[0039] In the utility model, the rear end of the bell mouth 1 is welded and fixed to the front end of the bell pipe 10 , and the first thread 100 is conveniently connected and fixed to the first screw groove 21 .

[0040] Furthermore, a U-shaped main sound pipe 2 is disposed at the rear end of the speaker tube 10 , and a first screw groove 21 is formed at the front end of the main sound pipe 2 . The first screw groove 21 is matched with the first thread 100 .

[0041] The first screw groove 21 is provided to facilitate the threaded connection with the first screw thread 100 , thereby achieving a fixed connection between the speaker tube 10 and the main sound tube 2 .

[0042] Secondly, a connecting rod 20 is symmetrically arranged between the front end and the rear end of the main sound pipe 2, and the upper and lower ends of the connecting rod 20 are respectively welded and fixed to the front and rear ends of the main sound pipe 2.

[0043] Specifically, the symmetrically arranged connecting rods 20 are used to fix the main sound pipe 2 between the upper and lower parts, so that it is not easy to deform and shake, thereby increasing stability.

[0044] It should be noted that a U-shaped stretch tube 3 is provided at the tail end of the main sound tube 2, one end of the stretch tube 3 is movably connected to the front end of the main sound tube 2, and the inner diameter width of the stretch tube 3 matches the outer diameter width of the main sound tube 2, and the other end of the stretch tube 3 is movably connected to the front end of the trachea 4, and the inner diameter width of the stretch tube 3 matches the outer diameter width of the trachea 4.

[0045] Furthermore, a movable sleeve connection between the stretching tube 3 and the main sound tube 2 is provided to achieve the adjustment of the tone between the stretching tube 3 and the main sound tube 2, and a movable sleeve connection between the stretching tube 3 and the trachea 4 is provided to achieve the adjustment of the air intake distance in the trachea 4.

[0046] In the utility model, a movable and adjustable first handle 30 is provided between the stretching tubes 3, a cross bar 300 is provided in the middle of the first handle 30, and first hoops 301 for shrinking and clamping are symmetrically provided at both ends of the cross bar 300. Connecting pieces 302 for fixed connection are symmetrically provided on the outer side of the first hoops 301. The connecting pieces 302 are fixedly connected by screws, and the first hoops 301 are respectively clamped and fixed to the two sides of the stretching tube 3.

[0047] Among them, the two ends of the cross bar 300 are respectively welded and fixed to the back of the first hoop 301, and the first hoop 301 and the connecting piece 302 symmetrically arranged on the outside are an integrally formed structure. The connecting piece 302 can achieve the clamping and loosening between the first hoop 301 and the stretching tube 3 under the fixing and loosening of screws, thereby achieving the position adjustment of the first handle 30.

[0048] Secondly, an air intake pipe 4 is provided at the left end of the stretching tube 3, and a second handle 6 with movable adjustment is provided between the air pipe 4 and the main sound pipe 2. Second hoop rings 60 are symmetrically provided at both ends of the second handle 6. The second hoop ring 60 at one end is movably connected to the air pipe 4, and the second hoop ring 60 at the other end is movably connected to the main sound pipe 2.

[0049] Furthermore, second hoops 60 at both ends of the second handle 6 are respectively fixed to the middle of the trachea 4 and the main sound pipe 2 , so that the trachea 4 and the main sound pipe 2 can be connected and disassembled with the cooperation of the detachable second handle 6 .

[0050] It should be noted that the tail end of the mouthpiece 5 is threadedly connected to the front end of the trachea 4. The front end of the trachea 4 is provided with a second thread 40, which is used for threaded connection. The front end of the trachea 4 is provided with a mouthpiece 5 for blowing, and the tail end of the mouthpiece 5 is provided with a second screw groove 50, which is adapted to the second thread 40.

[0051] Specifically, the mouthpiece 5 is provided for the player to play by blowing, and the second thread 40 is threadedly connected with the second thread groove 50 correspondingly, thereby realizing the threaded connection between the mouthpiece 5 and the air pipe 4.

[0052] When using the portable trombone of the present embodiment, the user firstly connects the bell tube 10 with the main tone tube 2 by threading, then flexibly connects one end of the stretch tube 3 with one end of the main tone tube 2, then fixes and clamps the first handle 30 on the stretch tube 3 through the first hoop 301, then flexibly connects the other end of the stretch tube 3 with one end of the air tube 4, then fixes and clamps the second handle 6 on the air tube 4 and the main tone tube 2 respectively through the second hoop 60, and finally, threadably connects the bottom end 5 of the mouthpiece with one end of the air tube 4;

[0053] When the user carries the trombone outside, the horn 10 and the main tone tube 2 are disassembled, and the air tube 4 and the main tone tube 2 are disassembled by removing the second handle 6, and finally the two ends of the stretch tube 3 are separated from the two ends of the main tone tube 2 and the air tube 4 respectively, so as to realize the disassembly of the whole trombone, reduce the occupied volume of the whole, make it less likely to be damaged by bumps during transportation, and be easy to carry. By loosening the first hoop 301 at the two ends of the first handle 30, the position of the first handle 30 can be moved and adjusted, so as to realize the performance suitable for different groups of people, and the mouthpiece 5 is removed to facilitate the cleaning of the inside of the mouthpiece 5.

Claims

1. A portable trombone, comprising a bell mouth (1) for playing sound, a bell tube (10) being provided at the rear end of the bell mouth (1), a U-shaped main tone tube (2) being provided at the rear end of the bell tube (10), a U-shaped stretch tube (3) being provided at the tail end of the main tone tube (2), an air pipe (4) for air intake being provided at the left end of the stretch tube (3), and a mouthpiece (5) for blowing air being provided at the front end of the air pipe (4), characterized in that: The rear end of the bell mouth (1) is threadedly connected to the front end of the main tone pipe (2); a first handle (30) that can be adjusted movably is provided between the stretching tube (3); a second handle (6) that can be adjusted movably is provided between the air pipe (4) and the main tone pipe (2); and the tail end of the mouthpiece (5) is threadedly connected to the front end of the air pipe (4).

2. A portable trombone according to claim 1, characterized in that: The outer diameter width of the rear end of the tapered bell mouth (1) matches the outer diameter width of the front end of the bell tube (10), and the rear end of the bell tube (10) is provided with a first thread (100).

3. A portable trombone according to claim 2, characterized in that: A first screw groove (21) is formed at the front end of the main sound pipe (2), and the first screw groove (21) is adapted to fit the first thread (100).

4. A portable trombone according to claim 3, characterized in that: Connecting rods (20) are symmetrically arranged between the front end and the rear end of the main sound pipe (2), and the upper and lower ends of the connecting rods (20) are respectively welded and fixed to the front and rear ends of the main sound pipe (2).

5. A portable trombone according to claim 4, characterized in that: One end of the stretch tube (3) is movably sleeved with the front end of the main sound tube (2), and the inner diameter width of the stretch tube (3) matches the outer diameter width of the main sound tube (2); the other end of the stretch tube (3) is movably sleeved with the front end of the air pipe (4), and the inner diameter width of the stretch tube (3) matches the outer diameter width of the air pipe (4).

6. A portable trombone according to claim 1, characterized in that: A cross bar (300) is provided in the middle of the first handle (30), and first hoops (301) for shrinking and clamping are symmetrically provided at both ends of the cross bar (300), and connecting pieces (302) for fixed connection are symmetrically provided outside the first hoops (301), and the connecting pieces (302) are fixedly connected by screws, and the first hoops (301) are movably clamped to the two sides of the stretch tube (3) respectively.

7. A portable trombone according to claim 1, characterized in that: The second handle (6) is symmetrically provided with second hoop rings (60) at both ends; the second hoop ring (60) at one end is movably engaged with the air pipe (4); the second hoop ring (60) at the other end is movably engaged with the main sound pipe (2); and the front end of the air pipe (4) is provided with a second thread (40).

8. A portable trombone according to claim 7, characterized in that: A second screw groove (50) is provided in the rear end of the mouthpiece (5), and the second screw groove (50) is adapted to fit the second thread (40).

Images