CN215204655U

CN215204655U - Double-sound air horn

Info

Publication number: CN215204655U
Application number: CN202121224353.1U
Authority: CN
Inventors: 高之虎; 汪凯
Original assignee: Zhejiang Gujiu Auto Electrical Appliance Co ltd
Current assignee: Zhejiang Gujiu Auto Electrical Appliance Co ltd
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2021-12-17
Anticipated expiration: 2031-06-02

Abstract

A double-sound air horn comprises a base and a rear cover, wherein an air inlet cavity is arranged between the base and the rear cover, and an air inlet is formed in the top of the base; the front end of the base is provided with two groups of barrel seats with an included angle of 16 degrees between central lines, the two groups of barrel seats are respectively provided with a long horn barrel and a short horn barrel, the base is internally provided with two groups of sounding pipes communicated with an inner hole of the barrel seat, the rear cover is provided with two groups of air outlet pipes respectively matched with the sounding pipes on the base, an air inlet gap communicated with an air inlet cavity is formed between the sounding pipes and the air outlet pipes of the base and the rear cover, the base and the rear cover are internally provided with metal diaphragms in the air inlet gap between the two groups of sounding pipes and the air outlet pipes, the metal diaphragms are fixed between the base and the rear cover, the top of the base is provided with a support, and the support is provided with a pressing plate for tightly fixing the long horn barrel and the short horn; the utility model has the advantages of simple structure, reasonable design, stable use, low production cost, soundness and loud sound, etc.

Description

Double-sound air horn

Technical Field

The utility model relates to an air horn, in particular to two sound air horns.

Background

The air horn is one of automobile horns and is divided into an electric air horn, a mechanical air horn and the like; the air horn makes the metal diaphragm vibrate by utilizing the airflow of compressed air, has a long horn shape (cylinder shape) in most shapes, has large sound and long propagation distance, and is mainly used on large and medium-sized automobiles running for long distance. The dual-tone air horn is one of the air horns, and the two independent sounding units are adopted to generate sound, so that the generated sound has the characteristics of pleasure, softness, soundness, low noise and the like, but the dual-tone air horn is complex in structure and high in production cost, and is limited in application and popularization.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects of the prior art, the utility model provides a simple structure, reasonable in design, stable in use, low in production cost, loud and loud dual-tone air horn.

The utility model provides a technical scheme that its technical problem adopted is: a double-tone air horn comprises a base and a rear cover, wherein an air inlet cavity is arranged between the base and the rear cover, and an air inlet for connecting an air source and the air inlet cavity is formed in the top of the base; the front end of base is equipped with the tube socket that the contained angle between two sets of central lines is 16 settings, and is two sets of be equipped with long horn section of thick bamboo, short horn section of thick bamboo on the tube socket respectively, be equipped with the phonation pipe of two sets of hole looks UNICOM with the tube socket in the base, after cover be equipped with two sets of phonation pipe assorted outlet ducts on respectively with the base, base and hou gai are equipped with the air inlet gap with admit air chamber looks UNICOM between phonation pipe and outlet duct, base and hou gai are equipped with the metal diaphragm in the air inlet gap between two sets of phonation pipes and outlet ducts, the both ends of metal diaphragm butt respectively in the port department of phonation pipe, outlet duct, the lower extreme of metal diaphragm passes the chamber of admitting air and is fixed in between base and the hou gai, the top of base is equipped with the support, be equipped with the clamp plate that is used for compressing tightly fixed long horn section of thick bamboo, short horn section of thick bamboo on the support.

Preferably, the base and the rear cover are fixedly connected through a fixing screw, and a sealing paper gasket is arranged between the base and the rear cover.

Preferably, the inner holes of the two groups of cylinder bases are provided with internal threads, and the outer wall of one end, connected with the cylinder base, of the long horn cylinder and the short horn cylinder is provided with external threads in threaded connection with the internal threads.

Preferably, the base is provided with a counter bore, the rear cover is provided with a positioning column matched with the counter bore, and the lower end of the metal diaphragm is fixed between the counter bore and the positioning column.

Preferably, the support comprises a fixed plate, a mounting plate and a transition plate, the support is fixed to the top of the base through the fixed plate, the mounting plate is connected with the fixed plate, the transition plate is located on the lower side of the mounting plate, and the pressing plate is arranged at the bottom of the transition plate.

The utility model is provided with two groups of cylinder bases and sounding pipes on the base, the two groups of cylinder bases are arranged in 16 degrees, and a long horn cylinder and a short horn cylinder are respectively arranged on the two groups of cylinder bases to make high and low sound, two groups of outlet pipes matched with the sounding pipes are arranged on the rear cover, and metal diaphragms are respectively arranged between the two groups of sounding pipes and the outlet pipes to make sound through the pulse airflow of the metal diaphragms; the base is also provided with a bracket and a pressing plate for tightly pressing and fixing the long horn cylinder and the short horn cylinder to enhance the strength of the air horn; when the utility model is used, the air inlet is connected with the air source, the pressure in the air inlet cavity is increased, the two metal diaphragms vibrate back and forth between the base and the rear cover under the action of the pressure in the air inlet cavity, the air outlet pipe of the rear cover is opened and closed continuously, and the pulse air flow is amplified through the horn cylinder, namely, the sound of the muddy sound is generated; the utility model has the advantages of simple structure, reasonable design, stable use, low production cost, soundness and loud sound, etc.

Drawings

Fig. 1 is an external structural view of an embodiment of the present invention;

fig. 2 is a longitudinal cross-sectional view of an embodiment of the invention;

FIG. 3 is an enlarged view of FIG. 2;

fig. 4 is an enlarged view of fig. 2B according to the present invention;

fig. 5 is an enlarged view of fig. 2C according to the present invention;

fig. 6 is a longitudinal sectional view of an embodiment of the invention.

In the figure: 1. a base; 2. a rear cover; 3. an air inlet cavity; 4. an air inlet; 5. a cartridge holder; 6. a long horn; 7. a short horn; 8. a sound tube; 9. an air outlet pipe; 10. an intake gap; 11. a metal diaphragm; 12. a support; 13. pressing a plate; 14. a set screw; 15. a sealing paper gasket; 16. an internal thread; 17. an external thread; 18. a counter bore; 19. a positioning column; 20. a fixing plate; 21. mounting a plate; 22. a transition plate.

Detailed Description

The technical solution of the present invention is further specifically described below by way of specific embodiments and with reference to the accompanying drawings.

Example (b):

the dual-tone air horn shown in fig. 1 to 6 comprises a base 1 and a rear cover 2, wherein the base 1 and the rear cover 2 are fixedly connected through a fixing screw 14, a sealing paper gasket 15 is arranged between the base 1 and the rear cover 2, an air inlet cavity 3 is arranged between the base 1 and the rear cover 2, and an air inlet 4 for connecting an air source and the air inlet cavity 3 is arranged at the top of the base 1; the front end of the base 1 is provided with two groups of cylinder bases 5 with the included angle between the central lines of 16 degrees, the two groups of cylinder bases 5 are respectively provided with a long horn cylinder 6 and a short horn cylinder 7, inner holes of the two groups of cylinder bases 5 are provided with internal threads 16, and the outer wall of one end of each of the long horn cylinder 6 and the short horn cylinder 7, which is connected with the cylinder base 5, is provided with external threads 17 which are in threaded connection with the internal threads 16; the base 1 is internally provided with two groups of sounding pipes 8 communicated with an inner hole of the barrel seat 5, the rear cover 2 is provided with two groups of air outlet pipes 9 respectively matched with the sounding pipes 8 on the base 1, the base 1 and the rear cover 2 are provided with air inlet gaps 10 communicated with the air inlet cavity 3 between the sounding pipes 8 and the air outlet pipes 9, the base 1 and the rear cover 2 are internally provided with metal diaphragms 11 in the air inlet gaps 10 between the two groups of sounding pipes 8 and the air outlet pipes 9, two ends of each metal diaphragm 11 are respectively abutted against the ports of the sounding pipes 8 and the air outlet pipes 9, the lower ends of the metal diaphragms 11 penetrate through the air inlet cavities 3 and are fixed between the base 1 and the rear cover 2, the base 1 is provided with counter bores 18, the rear cover 2 is provided with positioning columns 19 matched with the counter bores 18, and the lower ends of the metal diaphragms 11 are fixed between the counter bores 18 and the positioning columns 19; the top of base 1 is equipped with support 12, be equipped with the clamp plate 13 that is used for compressing tightly fixed long horn section of thick bamboo 6, short horn section of thick bamboo 7 on the support 12, support 12 includes fixed plate 20, mounting panel 21, crosses cab apron 22, support 12 is fixed in the top of base 1 through fixed plate 20, mounting panel 21 is connected with fixed plate 20, it is located the downside of mounting panel 21 to cross cab apron 22, clamp plate 13 sets up in the bottom of crossing cab apron 22.

The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the scope of the claims.

Claims

1. The utility model provides a two sound air horn, includes base (1), back lid (2), its characterized in that: an air inlet cavity (3) is arranged between the base (1) and the rear cover (2), and an air inlet (4) for connecting an air source with the air inlet cavity (3) is arranged at the top of the base (1); the front end of base (1) is equipped with cylinder base (5) that contained angle between two sets of central lines is 16 settings, and is two sets of be equipped with long horn section of thick bamboo (6), short horn section of thick bamboo (7) on cylinder base (5) respectively, be equipped with in base (1) two sets of phonation pipe (8) with the hole looks UNICOM of cylinder base (5), be equipped with on back lid (2) two sets of phonation pipe (8) assorted outlet duct (9) on with base (1) respectively, base (1) and back lid (2) are equipped with between phonation pipe (8) and outlet duct (9) air inlet gap (10) with air inlet cavity (3) looks UNICOM, base (1) and back lid (2) are equipped with metal diaphragm (11) in air inlet gap (10) between two sets of phonation pipe (8) and outlet duct (9), the both ends of metal diaphragm (11) butt respectively in phonation pipe (8), The port department of outlet duct (9), the lower extreme of metal diaphragm (11) passes air inlet chamber (3) and is fixed in between base (1) and back lid (2), the top of base (1) is equipped with support (12), be equipped with on support (12) and be used for compressing tightly clamp plate (13) of fixed long horn section of thick bamboo (6), short horn section of thick bamboo (7).

2. The dual-tone air horn of claim 1, wherein: the base (1) and the rear cover (2) are fixedly connected through a fixing screw (14), and a sealing paper gasket (15) is arranged between the base and the rear cover.

3. The dual-tone air horn of claim 1, wherein: two sets of the hole of barrel holder (5) is equipped with internal thread (16), be equipped with on the one end outer wall that long horn section of thick bamboo (6), short horn section of thick bamboo (7) are connected with barrel holder (5) with external screw thread (17) of internal thread (16) spiro union.

4. The dual-tone air horn of claim 1, wherein: the metal diaphragm is characterized in that a counter bore (18) is formed in the base (1), a positioning column (19) matched with the counter bore (18) is formed in the rear cover (2), and the lower end of the metal diaphragm (11) is fixed between the counter bore (18) and the positioning column (19).

5. The dual-tone air horn of claim 1, wherein: support (12) are including fixed plate (20), mounting panel (21), cross cab apron (22), support (12) are fixed in base (1) top through fixed plate (20), mounting panel (21) are connected with fixed plate (20), it is located the downside of mounting panel (21) to cross cab apron (22), clamp plate (13) set up in the bottom of crossing cab apron (22).