CN212724703U

CN212724703U - Piezoelectric buzzer with protection function

Info

Publication number: CN212724703U
Application number: CN202020779110.3U
Authority: CN
Inventors: 冯茂祥; 王永健; 弘富顺
Original assignee: Xinghua Huaxunda Electronics Co ltd
Current assignee: Xinghua Huaxunda Electronics Co ltd
Priority date: 2020-05-12
Filing date: 2020-05-12
Publication date: 2021-03-16
Anticipated expiration: 2030-05-12

Abstract

The utility model discloses a piezoelectric buzzer with safeguard function, including base, adjustment mechanism and strengthening mechanism, the top surface of base is provided with the protection shield, adjustment mechanism is located the surface of protection shield, adjustment mechanism includes the buckle, the buckle is located the front surface of protection shield, the one end surface of protection shield has seted up the sliding tray, the one end of protection shield is in the inside of sliding tray, a side surface of protection shield has seted up the fixed slot, the buckle is in the inside of fixed slot, the internal surface fixed connection of fixed slot has first spring, the buckle is connected with the fixed slot through first spring, the front surface of protection shield has seted up the card hole; the size of the opening of the protective blocking shell can be adjusted simply and quickly by a user through the arranged buckle, so that the practicability of the protective blocking shell is improved; through the rack that sets up, be convenient for consolidate the connection of connector and power cord, ensured the circular telegram effect of power cord to bee calling organ.

Description

Piezoelectric buzzer with protection function

Technical Field

The utility model belongs to the technical field of buzzer, concretely relates to piezoelectric type buzzer with safeguard function.

Background

The buzzer is an electronic buzzer with an integrated structure, adopts direct-current voltage for power supply, is widely applied to electronic products such as computers, printers, copiers, alarms, electronic toys, automobile electronic equipment, telephones, timers and the like as sounding devices, and is mainly divided into two types, namely a piezoelectric buzzer and an electromagnetic buzzer.

However, the existing piezoelectric buzzer with the protection function still has some disadvantages, the opening size of the protection blocking shell cannot be adjusted according to the dimension size of the buzzer main body or the needs of a user, and in addition, when the buzzer is moved, the problem that the connection between the power connecting line and the connecting head is loosened due to shaking generated in the moving process is easily caused, so that the piezoelectric buzzer with the protection function is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a piezoelectric type buzzer with safeguard function to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a piezoelectric type buzzer with safeguard function, includes base, adjustment mechanism and reinforcing mechanism, the top surface of base is provided with the protection and keeps off the shell, adjustment mechanism is located the surface of protection and keeps off the shell, adjustment mechanism includes the buckle, the buckle is located the front surface of protection and keeps off the shell, the sliding tray has been seted up on the one end surface of protection and keeps off the shell, the one end of protection and keeps off the shell is in the inside of sliding tray, the fixed slot has been seted up on a side surface of protection and keeps off the shell, the buckle is in the inside of fixed slot, the internal surface fixedly connected with first spring of fixed slot, the buckle is connected with the fixed slot through first spring, the card hole has been seted up on the front surface of protection and keeps off the shell, the buckle runs through the card hole.

Preferably, a side surface of base is provided with the power cord, a side surface of base is located one side of power cord and is provided with the connector, the connector runs through in a side surface of power cord, and one side of connector is in the inside of power cord, strengthening mechanism is located the junction of connector and power cord, strengthening mechanism includes the sealing washer, the sealing washer is located a side surface of connector, the connector runs through the sealing washer and is connected with the base, the inside of connector is provided with the rack, one side meshing that the inside of connector is in the rack is connected with the gear, the gear is provided with the pivot with the junction of connector, the draw-in groove has been seted up to power cord a side surface, one side of rack is in the inside of draw-in groove.

Preferably, the buckle penetrates through one side surface of the fixing groove, and one side of the buckle is positioned outside the fixing groove.

Preferably, the first springs are provided with two groups, and the two groups of first springs are connected to one side surface of the buckle.

Preferably, the clamping holes are provided with six groups, and the six groups of clamping holes are all arranged on the surface of the protective blocking shell.

Preferably, a connecting hole is formed in the inner surface of one side of the connector, and the rack penetrates through the connecting hole and is connected with the gear in a meshed mode.

Preferably, the inner surface of the bottom end of the clamping groove is fixedly connected with a second spring, and the surface of the bottom end of the rack abuts against the surface of the top end of the second spring.

Preferably, the rack penetrates through one side surface of the connector, one side of the rack is located outside the connector, and one side surface of the rack abuts against one side inner surface of the sealing ring.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the buckle is convenient to press towards one side through the arranged buckle, and the buckle moves towards one side under the elastic action force of the first spring, so that the buckle is pressed into the inner side of the fixed groove, and one end of the protective blocking shell slides towards one side in the sliding groove; through the card hole that sets up, when sliding to suitable position, the buckle can receive the effect of the resilience force of first spring and flick to one side, pop out the inside in card hole with the one end of buckle to the protection fender shell cover after will adjusting is solid in the outside of main part, and the opening size of having avoided the protection fender shell can not be adjusted according to the dimension size of bee calling organ main part or user's needs, and the person of facilitating the use is simple, swift the opening size of regulation protection fender shell, has improved the practicality of protection fender shell.

2. The rack is convenient to press towards one side through the arranged rack, so that the rack drives the gear to rotate through the rotation of the rotating shaft, the rack moves towards one side, and the end part of the rack is clamped into the clamping groove; through the sealing washer that sets up, be convenient for to one side removal sealing washer, the inboard extrusion that will have the sealing washer of elastic force is on a side surface of rack, with the opposite side surface of rack tightly support the side surface of the second spring that is equipped with in the draw-in groove inside, thereby with the inboard of connecting at the connector of power cord fastening, effectively avoided when removing bee calling organ, the rocking that produces when receiving the removal easily, lead to being connected of power cord and connector to appear becoming flexible, be convenient for consolidate being connected of connector and power cord, the power-on action of power cord to bee calling organ has been ensured.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a top cross-sectional view of the protective shield of FIG. 1 in accordance with the present invention;

fig. 3 is an enlarged view of a in fig. 2 according to the present invention;

fig. 4 is a cross-sectional view of the power cord and the connector in fig. 1 according to the present invention;

fig. 5 is an enlarged view of B in fig. 4 according to the present invention;

in the figure: 1. a base; 2. a protective shield shell; 3. a connector; 4. a power line; 5. buckling; 6. a clamping hole; 7. a sliding groove; 8. a seal ring; 9. fixing grooves; 10. a first spring; 11. a rack; 12. a gear; 13. a rotating shaft; 14. a card slot; 15. a second spring; 16. and connecting the holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a piezoelectric type buzzer with safeguard function, the on-line screen storage device comprises a base 1, adjustment mechanism and strengthening mechanism, the top surface of base 1 is provided with protection shield shell 2, adjustment mechanism is located the surface of protection shield shell 2, adjustment mechanism includes buckle 5, buckle 5 is located the front surface of protection shield shell 2, sliding tray 7 has been seted up on the one end surface of protection shield shell 2, the one end of protection shield shell 2 is in the inside of sliding tray 7, fixed slot 9 has been seted up on a side surface of protection shield shell 2, buckle 5 is in the inside of fixed slot 9, the internal surface fixed connection of fixed slot 9 has first spring 10, buckle 5 is connected with fixed slot 9 through first spring 10, card hole 6 has been seted up on the front surface of protection shield shell 2, buckle 5 runs through card hole 6 and is connected with first spring 10.

In this embodiment, preferably, a power line 4 is disposed on one side surface of the base 1, a connector 3 is disposed on one side surface of the base 1, which is located on the power line 4, the connector 3 penetrates through one side surface of the power line 4, and one side of connector 3 is in the inside of power cord 4, strengthening mechanism is located connector 3 and power cord 4's junction, strengthening mechanism includes sealing washer 8, sealing washer 8 is located a side surface of connector 3, connector 3 runs through sealing washer 8 and is connected with base 1, the inside of connector 3 is provided with rack 11, the inside one side meshing that is in rack 11 of connector 3 is connected with gear 12, gear 12 is provided with pivot 13 with the junction of connector 3, draw-in groove 14 has been seted up on power cord 4 side surface, one side of rack 11 is in the inside of draw-in groove 14, be convenient for consolidate connector 3 and power cord 4's being connected, the circular telegram effect of power cord 4 to bee calling organ has been ensured.

In this embodiment, preferably, the buckle 5 penetrates through a side surface of the fixing groove 9, and one side of the buckle 5 is located outside the fixing groove 9, so that the buckle 5 can be pressed into the fixing groove 9, and the size of the opening of the protective shield shell 2 can be adjusted.

In this embodiment, preferably, the first springs 10 are provided in two sets, and the two sets of first springs 10 are both connected to a side surface of the buckle 5, so that the buckle 5 can have an elastic force pressing to one side, and the buckle 5 can be ejected out of the inside of the clamping hole 6.

In this embodiment, preferably, the clamping holes 6 are provided with six groups, and the six groups of clamping holes 6 are all opened on the surface of the protective retaining shell 2, so that the size of the opening of the protective retaining shell 2 can be adjusted as required.

In this embodiment, preferably, a connecting hole 16 is formed in an inner surface of one side of the connector 3, and the rack 11 penetrates through the connecting hole 16 and is engaged with the gear 12, so that the end of the rack 11 can be clamped into the clamping groove 14.

In this embodiment, preferably, the second spring 15 is fixedly connected to the inner surface of the bottom end of the slot 14, and the bottom end surface of the rack 11 abuts against the top end surface of the second spring 15, so that when the power cord 4 is pulled out, the rack 11 is bounced to one side by the resilience force of the second spring 15, and the rack 11 is popped out of the slot 14.

In this embodiment, it is preferable that the rack 11 penetrates a side surface of the connecting head 3, and one side of the rack 11 is located outside the connecting head 3, and the side surface of the rack 11 abuts against an inner surface of one side of the sealing ring 8, so that an end surface of the rack 11 is tightly abutted against a top end surface of the second spring 15 by an elastic force of the sealing ring 8.

The utility model discloses a theory of operation and use flow: the device is when using, at first press buckle 5 to one side, make buckle 5 receive the elastic force of first spring 10 and remove to one side, press buckle 5 the inboard that gets into fixed slot 9, then at this moment with the one end of protection retaining shell 2 inboard to one side slip at sliding tray 7 again, when sliding to suitable position, at this moment buckle 5 can receive the effect of resilience force of first spring 10 and bounce to one side, pop out the inside of card hole 6 with the one end of buckle 5, thereby will adjust the outside of the protection retaining shell 2 cover solid in the main part once more after, and then realized the regulation to protection retaining shell 2 opening size, convenient to use person is simple, swift regulation protection retaining shell 2's opening size, the practicality of protection retaining shell 2 has been improved. When using, at first to one side press down rack 11, make rack 11 through the rotation of pivot 13, the rotation of gear 12 is being driven, thereby make rack 11 move to one side, the tip card of rack 11 is gone into to the inside of draw-in groove 14, then at this moment remove sealing washer 8 to one side again, the inboard extrusion that will have elastic force's sealing washer 8 is on one side surface of rack 11, then with the tip surface of rack 11 tightly support the side surface at the inside second spring 15 that is equipped with of draw-in groove 14, thereby connect the inboard at connector 3 with the fastening of power cord 4, and then can consolidate the connection of connector 3 with power cord 4, the circular telegram effect of power cord 4 to bee calling organ has been ensured.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a piezoelectric buzzer with safeguard function, includes base (1), adjustment mechanism and strengthening mechanism, its characterized in that: the top end surface of the base (1) is provided with a protective blocking shell (2), the adjusting mechanism is positioned on the surface of the protective blocking shell (2), the adjusting mechanism comprises a buckle (5), the buckle (5) is positioned on the front surface of the protective blocking shell (2), a sliding groove (7) is arranged on the surface of one end of the protective blocking shell (2), one end of the protective blocking shell (2) is positioned in the sliding groove (7), a fixing groove (9) is formed in the surface of one side of the protective blocking shell (2), the buckle (5) is positioned inside the fixing groove (9), the inner surface of the fixed groove (9) is fixedly connected with a first spring (10), the buckle (5) is connected with the fixed groove (9) through a first spring (10), the front surface of the protective retaining shell (2) is provided with a clamping hole (6), and the buckle (5) penetrates through the clamping hole (6) and is connected with the first spring (10).

2. The piezoelectric buzzer with a protection function as claimed in claim 1, wherein: the power cord (4) is arranged on one side surface of the base (1), the connector (3) is arranged on one side, located on the power cord (4), of one side surface of the base (1), the connector (3) penetrates through one side surface of the power cord (4), one side of the connector (3) is located inside the power cord (4), the reinforcing mechanism is located at the joint of the connector (3) and the power cord (4), the reinforcing mechanism comprises a sealing ring (8), the sealing ring (8) is located on one side surface of the connector (3), the connector (3) penetrates through the sealing ring (8) and is connected with the base (1), a rack (11) is arranged inside the connector (3), a gear (12) is meshed with one side, located on the rack (11), of the inside of the connector (3), a rotating shaft (13) is arranged at the joint of the gear (12) and the connector (3), a clamping groove (14) is formed in the surface of one side of the power line (4), and one side of the rack (11) is located inside the clamping groove (14).

3. The piezoelectric buzzer with a protection function as claimed in claim 1, wherein: the buckle (5) penetrates through one side surface of the fixing groove (9), and one side of the buckle (5) is located outside the fixing groove (9).

4. The piezoelectric buzzer with a protection function as claimed in claim 1, wherein: the first springs (10) are arranged in two groups, and the two groups of the first springs (10) are connected to one side surface of the buckle (5).

5. The piezoelectric buzzer with a protection function as claimed in claim 1, wherein: six groups of clamping holes (6) are arranged, and the six groups of clamping holes (6) are all arranged on the surface of the protective blocking shell (2).

6. The piezoelectric buzzer with a protection function as claimed in claim 2, wherein: connecting hole (16) have been seted up to one side internal surface of connector (3), rack (11) run through connecting hole (16) and with gear (12) meshing connection.

7. The piezoelectric buzzer with a protection function as claimed in claim 2, wherein: the inner surface of the bottom end of the clamping groove (14) is fixedly connected with a second spring (15), and the surface of the bottom end of the rack (11) is propped against the surface of the top end of the second spring (15).

8. The piezoelectric buzzer with a protection function as claimed in claim 2, wherein: the rack (11) penetrates through the surface of one side of the connector (3), one side of the rack (11) is located outside the connector (3), and the surface of one side of the rack (11) is abutted against the inner surface of one side of the sealing ring (8).