CN220895180U - One-position buzzer - Google Patents
One-position buzzer Download PDFInfo
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- CN220895180U CN220895180U CN202322481340.8U CN202322481340U CN220895180U CN 220895180 U CN220895180 U CN 220895180U CN 202322481340 U CN202322481340 U CN 202322481340U CN 220895180 U CN220895180 U CN 220895180U
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- buzzer
- front cover
- hole
- mounting
- electronic board
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- 239000003990 capacitor Substances 0.000 claims abstract description 11
- 230000009466 transformation Effects 0.000 claims abstract description 7
- 230000000087 stabilizing effect Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 description 13
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a one-position buzzer, which has the technical scheme that: the sound-producing device comprises a front cover, wherein one side of the front cover is provided with a mounting hole, the inside of the mounting hole is fixedly sleeved with a fixing plate, one side of the fixing plate is provided with a sound-producing hole, the other side of the front cover is fixedly provided with a plurality of positioning columns, one side of the front cover is provided with a plurality of thread grooves, one side of the front cover is provided with a mounting shell, and one side of the mounting shell can be provided with a connecting hole; the voltage transformation assembly is arranged on one side of the front cover and is used for outputting alternating current into low-voltage direct current, the input alternating current is reduced by a resistor in the voltage transformation assembly, the reduced alternating current is converted into direct current by a rectifier bridge, the direct current is smoothed by a filter capacitor to output direct current, and therefore the buzzer can be provided with the input alternating current and output the low-voltage direct current, and the buzzer is widely applied to various electronic products without needing another power supply when in use.
Description
Technical Field
The utility model relates to the technical field of buzzers, in particular to a one-position buzzer.
Background
The buzzer is an electronic sounder with an integrated structure, adopts direct-current voltage to supply power, and is widely applied to electronic products such as computers, printers, copiers, alarms, electronic toys, automobile electronic equipment, telephones, timers and the like as a sounding device.
For example, in chinese patent publication No. CN2332032Y, a buzzer is a circular arc resonator, the bottom of resonator is a single large Kong Xieyin hole, the circuit is a circuit without rectification and voltage reduction, and the circuit using 220V ac power supply is formed by connecting resistors R1 and R2, triode BG and oscillating piece via wires.
The above solution still has the following drawbacks: the buzzer has the advantages that the use effect is poor, the buzzer with the input alternating current and the output of low-voltage Direct Current (DC) 12V is not provided, and the buzzer is matched with a hotel system and an access control system to be used, so that the buzzer is not beneficial to the wide use.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a buzzer, which solves the problems that the buzzer is not provided with a buzzer with input alternating current and output of low-voltage Direct Current (DC) 12V, is matched with a hotel system and an access control system to be used, needs another power supply and is not beneficial to the wide use of the buzzer.
The technical aim of the utility model is realized by the following technical scheme:
A buzzer comprises a front cover, wherein one side of the front cover is provided with a mounting hole, the inside of the mounting hole is fixedly sleeved with a fixing plate, one side of the fixing plate is provided with a sounding hole, and the other side of the front cover is fixedly provided with a plurality of positioning columns; and the transformation assembly is arranged on one side of the front cover and is used for outputting alternating current into low-voltage direct current.
Through adopting above-mentioned technical scheme, through setting up the vary voltage subassembly, the alternating current of inputting is step down through the resistance in the vary voltage subassembly, and the alternating current after the step down is converted into direct current through the rectifier bridge, and the output of direct current is smoothed through filter capacitance to the direct current, can let the buzzer have the input alternating current like this, and the output is low-voltage direct current, makes its wide application in various electronic products, need not to prepare in addition when using.
Preferably, the voltage transformation assembly comprises an electronic board, the electronic board is arranged on one side of the front cover, a plurality of positioning holes are formed in one side of the electronic board, the positioning holes are movably sleeved with the positioning columns, two wires are fixedly arranged on the other side of the electronic board, a buzzer is fixedly arranged at one end of each wire, an alternating current access port is fixedly arranged on one side of the electronic board, a direct current output port is fixedly arranged on one side of the electronic board, and two resistors are fixedly arranged on one side of the electronic board.
Through adopting above-mentioned technical scheme, through setting up the locating hole, can be accurate with the electronic board with install on the front shroud through the locating hole.
Preferably, the voltage transformation assembly further comprises a rectifier bridge, the rectifier bridge is fixedly arranged on one side of the electronic board, a bell switch is fixedly arranged on one side of the electronic board, a filter capacitor is fixed on one side of the electronic board, and a clamping groove is formed in one side of the electronic board.
Through adopting above-mentioned technical scheme, through setting up the bell switch, can control the time that the buzzer made sound through the bell switch.
Preferably, a plurality of thread grooves are formed in one side of the front cover, a mounting shell is arranged on one side of the front cover, a connecting hole can be formed in one side of the mounting shell, a screw is movably sleeved in the connecting hole, and the screw is in threaded connection with the thread grooves.
Through adopting above-mentioned technical scheme, through setting up the installation shell, can protect the electronic board through the cooperation setting of installation shell and front shroud.
Preferably, the stabilizing grooves are formed in two sides of the mounting shell.
Through adopting above-mentioned technical scheme, through setting up the stable groove, can be convenient for use personnel centre gripping when carrying out dismouting to bee calling organ through the stable groove.
Preferably, a switch hole is formed in one side of the installation shell, an access hole is formed in one side of the installation shell, and an output hole is formed in one side of the installation shell.
Through adopting above-mentioned technical scheme, through setting up the switch hole, can overlap respectively bell sound switch, alternating current access port and direct current output port through switch hole, access hole and output hole and establish to the buzzer installation of being convenient for uses.
In summary, the utility model has the following advantages:
Through setting up the vary voltage subassembly, step down the alternating current of input through the resistance in the vary voltage subassembly, the alternating current after the step down is converted into direct current through the rectifier bridge, and the output of direct current is smoothed through filter capacitor to direct current, can let the buzzer have the input alternating current like this, and the output is low-voltage direct current, makes its wide application in various electronic products, need not to prepare in addition when using.
Through setting up the locating hole, through the locating hole can be accurate with the electronic board with install on the front shroud, through setting up ring switch, can control the time that buzzer sent sound through ring switch, through setting up the installation shell, can protect the electronic board through the cooperation setting of installation shell and front shroud, through setting up the stable groove, can be convenient for use personnel through the stable groove centre gripping when carrying out the dismouting to buzzer, through setting up the switch hole, can overlap respectively ring switch through switch hole, access hole and output hole, alternating current access port and direct current output port establish, thereby be convenient for buzzer installs and use.
Drawings
FIG. 1 is a schematic view of a front perspective structure of the present utility model;
FIG. 2 is a schematic view of the back structure of the present utility model;
FIG. 3 is a schematic view of a split construction of the present utility model;
FIG. 4 is a schematic view of the front cover structure of the present utility model;
fig. 5 is a schematic diagram of a system block of the present utility model.
Reference numerals: 1. a front cover; 2. a mounting hole; 3. a fixing plate; 4. a sound producing hole; 5. positioning columns; 6. an electronic board; 7. a wire; 8. a buzzer; 9. an alternating current access port; 10. a direct current output port; 11. a resistor; 12. a rectifier bridge; 13. a ring switch; 14. a filter capacitor; 15. a clamping groove; 16. a thread groove; 17. a mounting shell; 18. a connection hole; 19. an output aperture; 20. a screw; 21. a stabilizing groove; 22. a switch hole; 23. an access hole; 24. and positioning holes.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, a one-position buzzer, including front shroud 1, mounting hole 2 has been seted up to one side of front shroud 1, the inside fixed cover of mounting hole 2 is equipped with fixed plate 3, sounding hole 4 has been seted up to one side of fixed plate 3, the opposite side fixedly connected with a plurality of reference column 5 of front shroud 1, one side of front shroud 1 is provided with the vary voltage subassembly for with alternating current output for low voltage direct current, through setting up the vary voltage subassembly, through the electric resistance 11 in the vary voltage subassembly with the input alternating current step-down, the alternating current after the step-down is converted into direct current through rectifier bridge 12, the direct current is through the output of filter capacitor 14 smooth direct current, so can let the buzzer have the input alternating current, the output be low voltage direct current, make its wide application in various electronic products, need not prepare additional power when using, the vary voltage subassembly includes electronic plate 6, electronic plate 6 is not doing in here and is in detail, electronic plate 6 sets up in one side of front shroud 1, one side of electronic plate 6 has seted up a plurality of locating holes 24, locating hole 24 and locating column 5 movable sleeve are established, through setting up, electronic plate 6 is connected with two fixed connection 7 as the fixed connection wire 7 at the fixed connection of electronic plate 6 and has at the fixed connection port 10 on one side of electronic plate 6 and has been connected to the fixed connection port 10 at the two sides through the fixed connection 6, the electrical connection port 10, the fixed connection has been connected to the electrical connection has been connected at the electrical connection structure 10 at the electrical connection 10, and has been connected at the electrical connection structure is in order to be fixed connection has no electrical connection has 6.
Referring to fig. 1, fig. 3, fig. 4 and fig. 5, the voltage transformation assembly further includes a rectifier bridge 12, the rectifier bridge 12 is a structure that is not described herein, the rectifier bridge 12 is electrically connected with the resistor 11, the rectifier bridge 12 is fixedly connected to one side of the electronic board 6, one side of the electronic board 6 is fixedly connected with a bell switch 13, one side of the electronic board 6 is fixedly provided with a filter capacitor 14, the filter capacitor 14 is not described herein for the structure that is described herein, the filter capacitor 14 is electrically connected with the rectifier bridge 12, one side of the electronic board 6 is provided with a clamping groove 15, by setting up the bell switch 13, the bell switch 13 is electrically connected with the buzzer 8, the buzzer 8 is electrically connected with the filter capacitor 14, the time of sound emission of the buzzer can be controlled by the bell switch port 13, one side of the front cover 1 is provided with a plurality of thread grooves 16, one side of the front cover 1 is provided with a mounting shell 17, one side of the mounting shell 17 can be provided with a connecting hole 18, the inside movable sleeve of the connecting hole 18 is provided with a screw 20, the screw 20 is in thread connection with the thread groove 16, and the electronic board 6 can be protected by setting up the mounting shell 17 through cooperation of the mounting shell 17 and the front cover 1.
Referring to fig. 2 and 3, the stabilizing slots 21 are formed in both sides of the installation case 17, by providing the stabilizing slots 21, clamping of a user during disassembly and assembly of the buzzer can be facilitated through the stabilizing slots 21, the switch hole 22 is formed in one side of the installation case 17, the access hole 23 is formed in one side of the installation case 17, the output hole 19 is formed in one side of the installation case 17, and the bell switch 13, the ac power access port 9 and the dc power output port 10 can be respectively sleeved through the switch hole 22, the access hole 23 and the output hole 19 by setting the switch hole 22, so that the buzzer can be conveniently installed and used.
Working principle: referring to fig. 1-5, when in use, in a circuit where a buzzer needs to be installed, a worker connects an ac power connection port 9 and a dc power output port 10 of the buzzer with an ac power input end and a dc power output end in the circuit, the connected buzzer reduces the input ac power, the reduced ac power is converted into dc power through a rectifier bridge 12, the dc power is smoothed out by a filter capacitor 14, thus the buzzer can have input ac power and output low-voltage dc power, the buzzer is widely applied to various electronic products, when in use, a power supply is not needed, a buzzer 8 can give out a buzzer when sensing that the current is too large, the buzzer can be clamped by a user conveniently through a stabilizing slot 21, the electronic board 6 can be protected by the cooperation of an installation shell 17 and a front cover 1, and the time of the buzzer for making sound can be controlled through a bell switch 13.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A buzzer, comprising:
The sound-producing device comprises a front cover (1), wherein a mounting hole (2) is formed in one side of the front cover (1), a fixing plate (3) is fixedly sleeved in the mounting hole (2), a sound-producing hole (4) is formed in one side of the fixing plate (3), and a plurality of positioning columns (5) are fixedly arranged on the other side of the front cover (1);
The transformation assembly is arranged on one side of the front cover (1) and used for outputting alternating current into low-voltage direct current.
2. A buzzer in accordance with claim 1, wherein the transformer assembly comprises:
The electronic board (6), electronic board (6) set up one side of front shroud (1), a plurality of locating hole (24) have been seted up to one side of electronic board (6), locating hole (24) with reference column (5) movable sleeve is established, the opposite side fixed mounting of electronic board (6) has two wire (7), the one end fixed mounting of wire (7) has buzzer (8), one side fixed mounting of electronic board (6) has alternating current access port (9), one side fixed mounting of electronic board (6) has direct current output port (10), one side fixed mounting of electronic board (6) has two resistance (11).
3. A buzzer in accordance with claim 2, wherein said transformer assembly further comprises:
The rectifier bridge (12), rectifier bridge (12) fixed mounting is in one side of electron board (6), one side fixed mounting of electron board (6) has bell switch (13), one side of electron board (6) is fixed with filter capacitor (14), joint groove (15) have been seted up to one side of electron board (6).
4. A buzzer as claimed in claim 1, wherein a plurality of screw grooves (16) are provided on one side of the front cover (1), a mounting shell (17) is provided on one side of the front cover (1), a connecting hole (18) may be provided on one side of the mounting shell (17), the connecting hole (18) is movably sleeved with a screw (20), and the screw (20) is in screw connection with the screw grooves (16).
5. A buzzer as claimed in claim 4, wherein the mounting housing (17) is provided with stabilizing slots (21) on both sides.
6. A buzzer as claimed in claim 5, wherein a switch aperture (22) is provided in one side of the mounting housing (17), an access aperture (23) is provided in one side of the mounting housing (17), and an output aperture (19) is provided in one side of the mounting housing (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322481340.8U CN220895180U (en) | 2023-09-11 | 2023-09-11 | One-position buzzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322481340.8U CN220895180U (en) | 2023-09-11 | 2023-09-11 | One-position buzzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220895180U true CN220895180U (en) | 2024-05-03 |
Family
ID=90874741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322481340.8U Active CN220895180U (en) | 2023-09-11 | 2023-09-11 | One-position buzzer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220895180U (en) |
-
2023
- 2023-09-11 CN CN202322481340.8U patent/CN220895180U/en active Active
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