阅读说明：本技术 一种仪表设备用磁吸式蜂鸣器的发声调节装置及其调节方法 (Sound production adjusting device and sound production adjusting method of magnetic type buzzer for instrument equipment ) 是由 钱苏文 钱江萍 李欢 于 2021-08-16 设计创作，主要内容包括：本发明公开了一种仪表设备用磁吸式蜂鸣器的发声调节装置及其调节方法,包括装置外壳、通孔和连接孔,所述通电片的上表面开设有通孔,所述装置外壳的上表面开设有连接孔。该仪表设备用磁吸式蜂鸣器的发声调节装置设置有连接线,连接线上电阻的数量不同,转动环上连接有通电片,转动转动环使通电片与不同的连接线连接,从而实现调整音量大小的目的,装置外壳底部设置有第二限位杆,转动环的外侧面设置有定位块,使通电片可以准确移动到连接位置,设置有第一限位杆,第一限位杆可以通过伸缩弹簧进行上下升降,既可以完成电路的连接,又可以限制转动环的位置,避免转动环出现错位,设置有连接板,连接板可以调整长度,从而可以调整该装置的安装距离。(The invention discloses a sounding adjusting device of a magnetic type buzzer for instrument equipment and an adjusting method of the sounding adjusting device. This formula bee calling organ's sound production adjusting device is inhaled to instrument and equipment magnetism is provided with the connecting wire, the quantity of resistance is different on the connecting wire, be connected with the circular telegram piece on the rotating ring, it makes circular telegram piece be connected with the connecting wire of difference to rotate the rotating ring, thereby realize the purpose of adjustment volume size, device shell bottom is provided with the second gag lever post, the lateral surface of rotating ring is provided with the locating piece, make circular telegram piece can accurately move to hookup location, be provided with first gag lever post, first gag lever post can carry out the oscilaltion through expanding spring, both can accomplish the connection of circuit, can restrict the position of rotating ring again, avoid the rotating ring dislocation to appear, be provided with the connecting plate, length can be adjusted to the connecting plate, thereby can adjust the installation distance of the device.)

1. The utility model provides a formula buzzer's sound production adjusting device is inhaled with magnetism to instrument equipment, includes device shell (1), through-hole (22) and connecting hole (23), its characterized in that: the device comprises a device shell (1), wherein a mounting groove (2) is formed in the side face of the interior of the device shell (1), a connecting plate (3) is arranged in the mounting groove (2), a limiting hole (4) is formed in the bottom of the connecting plate (3), a fastening bolt (5) is arranged in the limiting hole (4), a connecting wire (6) is arranged in the device shell (1), a resistor (7) is arranged on the outer side of the connecting wire (6), a fixing base (8) is installed at the tail end of the connecting wire (6), the connecting wire (6) is installed on the upper surface of the fixing base (8), a conducting strip (9) is arranged in the middle of the tail end of the connecting wire (6), a fixing support (10) is installed above the fixing base (8), a first limiting rod (11) is arranged on the fixing support (10), a rubber pad (12) is arranged at the top end of the first limiting rod (11), the bottom surface of the rubber pad (12) is connected with a telescopic spring (13), the other end of the telescopic spring (13) is arranged on the upper surface of the device shell (1), a fixed shaft (14) is arranged at the middle position inside the device shell (1), a rotating ring (15) is installed at the outer side barrier of the fixed shaft (14), a power-on sheet (16) is arranged on the side surface of the rotating ring (15), a positioning block (17) is arranged on the side surface of the power-on sheet (16), the positioning block (17) is also installed on the side surface of the rotating ring (15), a second limiting rod (18) is arranged on the outer side of the fixed shaft (14), the second limiting rod (18) is installed on the bottom surface of the device shell (1), a driving block (19) is installed at the top end of the fixed shaft (14), and a supporting rod (20) is connected between the bottom surface of the driving block (19) and the rotating ring (15), the both sides of connecting wire (6) are provided with fixed knot (21), and the upper surface at unable adjustment base (8) is installed to the bottom of fixed knot (21), through-hole (22) have been seted up to the upper surface of circular telegram piece (16), connecting hole (23) have been seted up to the upper surface of device shell (1), the top at connecting plate (3) is seted up in connecting hole (23).

2. The sound production adjusting device of the magnetic type buzzer for the instrument device according to claim 1, characterized in that: the side at device shell (1) is seted up to mounting groove (2) symmetry, shape, size of connecting plate (3) and the shape, the size homoenergetic of mounting groove (2) are equal, and are sliding connection between connecting plate (3) and mounting groove (2).

3. The sound production adjusting device of the magnetic type buzzer for the instrument device according to claim 1, characterized in that: connecting hole (23) evenly distributed is at the upper surface of device shell (1), and is through connection between connecting hole (23) and device shell (1), be threaded connection between fastening bolt (5) and connecting hole (23), and connecting plate (3) constitute integrated structure through fastening bolt (5) and device shell (1).

4. The sound production adjusting device of the magnetic type buzzer for the instrument device according to claim 1, characterized in that: the shape of the fixing buckle (21) is L-shaped, the fixing buckle (21) is symmetrically arranged at two ends of the connecting wire (6), and the fixing buckle (21) is fixedly connected with the fixing base (8).

5. The sound production adjusting device of the magnetic type buzzer for the instrument device according to claim 1, characterized in that: be fixed connection between fixed bolster (10) and the inside side of device shell (1), be fixed connection between first gag lever post (11) and expanding spring (13), and first gag lever post (11) pass through expanding spring (13) constitution oscilaltion structure.

6. The sound production adjusting device of the magnetic type buzzer for the instrument device according to claim 1, characterized in that: the fixed shaft (14) is fixedly connected with the bottom surface inside the device shell (1), the rotating ring (15) is rotatably connected with the fixed shaft (14), and a through hole (22) formed in the electrified sheet (16) corresponds to the position of the first limiting rod (11).

7. The sound production adjusting device of the magnetic type buzzer for the instrument device according to claim 1, characterized in that: the positioning blocks (17) are symmetrically arranged on the bottom surface of the device shell (1), the positioning blocks (17) are fixedly connected with the device shell (1), and the rotating ring (15) forms a rotating structure through a driving block (19) and a supporting rod (20).

8. The utility model provides an instrument equipment is with sound production adjusting device's of formula buzzer adjusting method is inhaled to magnetism, its characterized in that: according to the installation requirement, the connecting plate (3) slides in the installation groove (2), after the position of the connecting plate (3) is adjusted, the fastening bolt (5) is inserted into the corresponding connecting hole (23), the fastening bolt (5) is inserted into the limiting hole (4) at the tail end of the connecting plate (3), the fixing of the connecting plate (3) is completed, then when the volume is increased, the driving block (19) is rotated, the driving block (19) drives the rotating ring (15) to rotate through the supporting rod (20), the first limiting rod (11) is pulled upwards, the first limiting rod (11) is separated from the connecting wire (6) and the electrified piece (16), the first limiting rod (11) cannot influence the rotation of the conducting strip (15), the positioning block (17) on the side face of the rotating ring (15) moves to the second limiting rod (18) on the right side, and then the first limiting rod (11) is loosened to enable the first limiting rod (11) to be separated from the connecting wire (6) on the right side (9) The power-on sheet (16) is connected, so that the volume of the buzzer is increased;

when the volume needs to be reduced, the rotating ring (15) is rotated reversely according to the same steps, the positioning block (17) is moved to the position of the second limiting rod (18) on the left side, and then the first limiting rod (11) is loosened to reduce the volume of the buzzer.

Technical Field

The invention relates to the technical field of sound production adjusting devices of magnetic-type buzzers, in particular to a sound production adjusting device of a magnetic-type buzzer for instrument equipment and an adjusting method thereof.

Background

The buzzer is an electronic buzzer with an integrated structure, adopts direct current voltage for power supply, 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. The buzzer is mainly divided into two types, namely a piezoelectric buzzer and an electromagnetic buzzer. The buzzer is represented in the circuit by the letter "H" or "HA" (old standards are "FM", "ZZG", "LB", "JD", etc.). The piezoelectric buzzer mainly comprises a multivibrator, a piezoelectric buzzer, an impedance matcher, a resonator, a shell and the like. Some piezoelectric buzzer shells are also provided with light emitting diodes. Multivibrators are formed by transistors or integrated circuits. After the power supply is switched on, the multivibrator starts to vibrate and outputs 1.5-2.5 khz audio signals, and the impedance matcher pushes the piezoelectric buzzer to sound. The piezoelectric buzzer is made of lead zirconate titanate or lead magnesium niobate piezoelectric ceramic materials. Plating silver electrodes on both sides of the ceramic sheet, polarizing and aging, and adhering to brass sheet or stainless steel sheet. The electromagnetic buzzer comprises an oscillator, an electromagnetic coil, a magnet, a vibrating diaphragm, a shell and the like. After the power supply is switched on, the audio signal current generated by the oscillator passes through the electromagnetic coil, so that the electromagnetic coil generates a magnetic field. The vibrating diaphragm periodically vibrates to produce sound under the interaction of the electromagnetic coil and the magnet.

The sound production adjusting device of magnetism formula buzzer that uses in the market at present is inconvenient when using and changes the buzzer main part and be connected, and simultaneously, current sound production adjusting device is easy sound production removal after adjusting the completion, makes the volume that sound production adjusting device adjusted can't reach actual need, so we have proposed a sound production adjusting device of magnetism formula buzzer for instrument equipment and regulation method to in the problem of proposing in the solution of the aforesaid.

Disclosure of Invention

The invention aims to provide a sound production adjusting device of a magnetic type buzzer for instrument equipment and an adjusting method thereof, and aims to solve the problems that the sound production adjusting device of the magnetic type buzzer used in the market at present is inconvenient to be connected with a rotary buzzer main body when in use, and meanwhile, the existing sound production adjusting device is easy to produce sound and move after the adjustment is finished, so that the volume adjusted by the sound production adjusting device cannot meet the actual requirement.

In order to achieve the purpose, the invention provides the following technical scheme: a sound production adjusting device of a magnetic type buzzer for instrument equipment comprises a device shell, a through hole and a connecting hole, wherein a mounting groove is formed in the side surface of the inner part of the device shell, a connecting plate is arranged in the mounting groove, a limiting hole is formed in the bottom of the connecting plate, a fastening bolt is arranged in the limiting hole, a connecting wire is arranged in the device shell, a resistor is arranged on the outer side of the connecting wire, a fixing base is installed at the tail end of the connecting wire, the connecting wire is installed on the upper surface of the fixing base, a conducting strip is arranged in the middle of the tail end of the connecting wire, a fixing support is installed above the fixing base, a first limiting rod is arranged on the fixing support, a rubber pad is arranged at the top end of the first limiting rod, a telescopic spring is connected to the bottom surface of the rubber pad, and the other end of the telescopic spring is arranged on the upper surface of the device shell, the utility model discloses a device, including device shell, pivot ring, drive block, bracing piece, connecting wire, fixed knot, the inside intermediate position of device shell is provided with the fixed axle, the swivel becket is installed to the outside barrier of fixed axle, the side of swivel becket is provided with the circular telegram piece, the side of circular telegram piece is provided with the locating piece, and the locating piece is installed equally on the side of swivel becket, the outside of fixed axle is provided with the second gag lever post, the bottom surface at the device shell is installed to the second gag lever post, the drive block is installed on the top of fixed axle, be connected with the bracing piece between the bottom surface of drive block and the swivel becket, the both sides of connecting wire are provided with fixed the knot, and the fixed bottom of detaining installs the upper surface at unable adjustment base, the through-hole has been seted up to the upper surface of circular telegram piece, the connecting hole has been seted up in the top of connecting plate.

Preferably, the mounting grooves are symmetrically formed in the side face of the device shell, the shape and the size of the connecting plate are equal to those of the mounting grooves, and the connecting plate is in sliding connection with the mounting grooves.

Preferably, the connecting holes are uniformly distributed on the upper surface of the device shell, the connecting holes are in penetrating connection with the device shell, the fastening bolts are in threaded connection with the connecting holes, and the connecting plate and the device shell form an integrated structure through the fastening bolts.

Preferably, the shape of the fixing buckle is L-shaped, the fixing buckle is symmetrically arranged at two ends of the connecting wire, and the fixing buckle and the fixing base are fixedly connected.

Preferably, the fixed support is fixedly connected with the side face inside the device shell, the first limiting rod is fixedly connected with the telescopic spring, and the first limiting rod forms an up-down lifting structure through the telescopic spring.

Preferably, the fixed shaft is fixedly connected with the bottom surface inside the device shell, the rotating ring is rotatably connected with the fixed shaft, and the through hole formed in the electrifying sheet corresponds to the position of the first limiting rod.

Preferably, the positioning blocks are symmetrically arranged on the bottom surface of the device shell, the positioning blocks are fixedly connected with the device shell, and the rotating ring forms a rotating structure through the driving block and the supporting rod.

A use method of a sound production adjusting device of a magnetic type buzzer for instrument equipment comprises the following steps: according to installation requirements, a connecting plate slides in an installation groove, after the position of the connecting plate is adjusted, a fastening bolt is inserted into a corresponding connecting hole, the fastening bolt is inserted into a limiting hole at the tail end of the connecting plate, the fixing of the connecting plate is completed, then when the volume is required to be increased, a driving block is rotated, the driving block drives a rotating ring to rotate through a supporting rod, a first limiting rod is pulled upwards, the first limiting rod is separated from a connecting wire and an electrified piece, the rotation of the rotating ring cannot be influenced by the first limiting rod, a positioning block on the side face of the rotating ring moves to a second limiting rod on the right side, then the first limiting rod is loosened to enable the first limiting rod to be connected with a conducting strip and an electrified piece in the middle position of the connecting wire on the right side, and the volume of a buzzer is increased;

when the volume needs to be reduced, the rotating ring is rotated reversely according to the same steps, the positioning block is moved to the second limiting rod on the left side, and then the first limiting rod is loosened to reduce the volume of the buzzer.

Compared with the prior art, the invention has the beneficial effects that: the sound production adjusting device of the magnetic type buzzer for the instrument equipment and the adjusting method thereof are provided with connecting wires, wherein the connecting wires are provided with different numbers of resistors, rotating rings are arranged on the connecting wires, the rotating rings are connected with energizing pieces, the rotating rings are rotated to connect the energizing pieces with different connecting wires, thereby realizing the purpose of adjusting the volume, the bottom of the device shell is provided with a second limiting rod, the outer side surface of the rotating ring is provided with a positioning block, the positioning of circular telegram piece can be accomplished through the contact of locating piece and second gag lever post, makes circular telegram piece can accurately move to hookup location, is provided with first gag lever post, and first gag lever post can carry out the oscilaltion through expanding spring, both can accomplish the connection of circuit, can restrict the position of swivel becket again, avoids the swivel becket dislocation to appear, is provided with the connecting plate, and length can be adjusted to the connecting plate to can adjust the installation distance of device.

Drawings

Fig. 1 is a schematic view of a sound production adjusting device of a magnetic-type buzzer for instrument equipment according to the present invention;

FIG. 2 is a schematic view of a top-down structure of a sound-producing adjusting device of a magnetic-type buzzer for instrument equipment according to the present invention;

FIG. 3 is a schematic view of a main sectional structure of a sound adjusting device of a magnetic-type buzzer for instrument equipment according to the present invention;

fig. 4 is a schematic structural view of a sound production adjusting device of a magnetic-type buzzer for instrument equipment, shown in fig. 3 at a position a;

FIG. 5 is a schematic side sectional view of a casing of a sound adjusting device of a magnetic-type buzzer for an instrument device according to the present invention;

in the figure: 1. a device housing; 2. mounting grooves; 3. a connecting plate; 4. a limiting hole; 5. fastening a bolt; 6. a connecting wire; 7. a resistance; 8. a fixed base; 9. a conductive sheet; 10. fixing a bracket; 11. a first limit rod; 12. a rubber pad; 13. a tension spring; 14. a fixed shaft; 15. a rotating ring; 16. a power-on sheet; 17. positioning blocks; 18. a second limiting rod; 19. a drive block; 20. a support bar; 21. a fixing buckle; 22. a through hole; 23. and connecting the holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a sound production adjusting device of a magnetic type buzzer for instrument equipment comprises a device shell 1, a mounting groove 2, a connecting plate 3, a limiting hole 4, a fastening bolt 5, a connecting wire 6, a resistor 7, a fixed base 8, a conducting strip 9, a fixed support 10, a first limiting rod 11, a rubber pad 12, a telescopic spring 13, a fixed shaft 14, a rotating ring 15, an electrified piece 16, a positioning block 17, a second limiting rod 18, a driving block 19, a supporting rod 20, a fixing buckle 21, a through hole 22 and a connecting hole 23, wherein the side surface inside the device shell 1 is provided with the mounting groove 2, the connecting plate 3 is arranged inside the mounting groove 2, the bottom of the connecting plate 3 is provided with the limiting hole 4, the fastening bolt 5 is arranged inside the limiting hole 4, the connecting wire 6 is arranged inside the device shell 1, the resistor 7 is arranged outside the connecting wire 6, the fixed base 8 is arranged at the tail end of the connecting wire 6, and the connecting wire 6 is arranged on the upper surface of the fixed base 8, a conducting strip 9 is arranged at the middle position of the tail end of the connecting wire 6, a fixing support 10 is arranged above the fixing base 8, a first limiting rod 11 is arranged on the fixing support 10, a rubber pad 12 is arranged at the top end of the first limiting rod 11, a telescopic spring 13 is connected with the bottom surface of the rubber pad 12, the other end of the telescopic spring 13 is arranged on the upper surface of the device shell 1, a fixing shaft 14 is arranged at the middle position inside the device shell 1, a rotating ring 15 is installed at the outer side of the fixing shaft 14, an energizing sheet 16 is arranged on the side surface of the rotating ring 15, a positioning block 17 is arranged on the side surface of the energizing sheet 16, the positioning block 17 is also installed on the side surface of the rotating ring 15, a second limiting rod 18 is arranged at the outer side of the fixing shaft 14, the second limiting rod 18 is installed at the bottom surface of the device shell 1, a driving block 19 is installed at the top end of the fixing shaft 14, and a supporting rod 20 is connected between the bottom surface of the driving block 19 and the rotating ring 15, fixing buckles 21 are arranged on two sides of the connecting wire 6, the bottoms of the fixing buckles 21 are mounted on the upper surface of the fixing base 8, through holes 22 are formed in the upper surface of the electrifying sheet 16, connecting holes 23 are formed in the upper surface of the device shell 1, and the connecting holes 23 are formed above the connecting plate 3.

The side at device shell 1 is seted up to mounting groove 2 symmetry, and the shape, the size of connecting plate 3 all equal with the shape, the size of mounting groove 2, and be sliding connection between connecting plate 3 and the mounting groove 2, make the position of connecting plate 3 adjust.

The connecting holes 23 are uniformly distributed on the upper surface of the device shell 1, the connecting holes 23 are in penetrating connection with the device shell 1, the fastening bolts 5 are in threaded connection with the connecting holes 23, and the connecting plate 3 and the device shell 1 form an integrated structure through the fastening bolts 5, so that the position of the connecting plate 3 can be fixed after adjustment.

The shape of the fixing buckle 21 is L-shaped, the fixing buckle 21 is symmetrically arranged at two ends of the connecting wire 6, and the fixing buckle 21 is fixedly connected with the fixing base 8, so that the connecting wire 6 cannot be dislocated.

Fixed connection is between fixed bolster 10 and the inside side of device shell 1, is fixed connection between first gag lever post 11 and the expanding spring 13, and first gag lever post 11 passes through expanding spring 13 and constitutes the oscilaltion structure, makes first gag lever post 11 can not influence the rotation of swivel 15.

The fixed shaft 14 is fixedly connected with the bottom surface inside the device shell 1, the rotating ring 15 is rotatably connected with the fixed shaft 14, and the through hole 22 formed in the electrified piece 16 corresponds to the position of the first limiting rod 11, so that the electrified piece 16 can be connected with the connecting wire 6.

The positioning blocks 17 are symmetrically arranged on the bottom surface of the device shell 1, the positioning blocks 17 are fixedly connected with the device shell 1, and the rotating ring 15 forms a rotating structure through a driving block 19 and a supporting rod 20.

A use method of a sound production adjusting device of a magnetic type buzzer for instrument equipment comprises the following steps: first, the connection plate 3 is slid inside the installation groove 2 according to installation requirements, and after the position adjustment of the connection plate 3 is completed, the fastening bolts 5 are inserted into the corresponding connection holes 23, and the fastening bolt 5 is inserted into the limit hole 4 at the end of the connecting plate 3 to complete the fixation of the connecting plate 3, and then when the volume is required to be increased, the driving block 19 is rotated, the driving block 19 drives the rotating ring 15 to rotate through the supporting rod 20, the first limiting rod 11 is pulled upwards, the first limiting rod 11 is separated from the connecting wire 6 and the electrified piece 16, the first limiting rod 11 cannot influence the rotation of the rotating ring 15, the positioning block 17 on the side surface of the rotating ring 15 moves to the second limiting rod 18 on the right side, and then the first limiting rod 11 is loosened to enable the first limiting rod 11 to be connected with the conducting strip 9 and the electrified piece 16 in the middle position of the connecting wire 6 on the right side, so that the volume of the buzzer is increased;

when the volume needs to be reduced, the rotating ring 15 is rotated reversely according to the same steps, so that the positioning block 17 is moved to the second limiting rod 18 on the left side, and then the first limiting rod 11 is loosened to reduce the volume of the buzzer.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.