CN219610270U

CN219610270U - Emergency alarm switch

Info

Publication number: CN219610270U
Application number: CN202320547165.5U
Authority: CN
Inventors: 项秉芳; 曹志坚
Original assignee: Wenzhou Yongle Simon Electric Co ltd
Current assignee: Wenzhou Yongle Simon Electric Co ltd
Priority date: 2023-03-20
Filing date: 2023-03-20
Publication date: 2023-08-29
Anticipated expiration: 2033-03-20

Abstract

The utility model relates to an emergency alarm switch, which comprises a switch box, wherein a hollow cylinder is integrally connected inside the switch box, a button is clamped on the cylinder, the button comprises a third round block at the bottom and a disc at the top, the third round block is integrally connected with a second round block, the end surface area of the third round block is larger than that of the second round block, a through groove penetrating through the cylinder is formed in the side surface of the cylinder, a movable rod which is partially positioned in the through groove and has elasticity is arranged on the side surface of the cylinder, a limiting piece which is positioned at one end of the movable rod and used for limiting the movement of one end of the movable rod is arranged on the switch box, and the limiting piece enables the movable rod to have acting force for extruding the button. The utility model has the advantage of convenient assembly.

Description

Emergency alarm switch

Technical Field

The utility model relates to the technical field of alarm switches, in particular to an emergency alarm switch.

Background

Emergency alert switches are commonly used in public places for emergency alert purposes and generate an alert signal by pressing the alarm switch when an emergency alert is required. The alarm switch generally adopts a button to match with a switch punch, after the button is pressed down, the switch punch is carried to switch so as to realize the switch, the switch punch is used for switching the switch so as to be matched with a rocker copper sheet and a contact, and the thickness and the depth of the switch are very difficult when the contact is assembled due to the fact that the switch is matched with the button, the punch, the copper sheet and the contact, the requirement on manual assembly is high, the labor cost is high, the switch is easy to drop in the transportation process, the switch loses effect, and if the alarm switch loses effect, the influence on safety is huge.

Disclosure of Invention

In view of the shortcomings of the prior art, the utility model aims to provide an emergency alarm switch which has the advantage of convenient assembly.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an emergency alarm switch, includes the switch box, the inside integral connection of switch box has hollow cylinder, the cylinder joint has the button, the button is including the disc at the third button and the top of bottom, the third button integral connection has the second button, the terminal surface area of third button is greater than the terminal surface area of second button, the side of cylinder is provided with the logical groove that runs through the cylinder, the side of cylinder is provided with the part and is in logical inslot and have elastic movable rod, the switch box is provided with the restriction piece that is in the one end of movable rod and is used for restricting the one end activity of movable rod, and the restriction piece lets the movable rod have the effort of extrusion button.

Through adopting above-mentioned technical scheme, when not pressing the button, the third circle piece is in the opening part of logical groove, the movable rod is in the side of third circle piece, the movable rod has the trend that moves towards the third circle piece, press the button and drive the direction removal of the box bottom of second circle piece and third circle piece towards the switch box, after the second circle piece removes the side to the movable rod, the movable rod will remove the side to the second circle piece because of self elasticity, the movable rod is in the side of second circle piece, thereby play the effect of restriction button reciprocates, thereby the restriction piece lets the one end of movable rod unable removal let the movable rod have the restoring force of recovering to the normal position.

The utility model is further provided with: the middle part joint of switch box has the closing cap, the middle part of closing cap is provided with the first groove that runs through the closing cap, the closing cap is provided with the second groove that runs through the closing cap and be in the below of first groove that runs through, the button is in the below of first groove that runs through, the one end of movable rod is in the below of second groove that runs through.

Through adopting above-mentioned technical scheme, first through groove is in the top of button, can point to pass first through groove and press the button, and the second runs through the groove and is in the top that the one end of restriction piece was kept away from to the movable lever, and the one end of picking the movable lever lets the movable lever rotate towards the direction of keeping away from the button, after the movable lever no longer extrudeed the second button piece, the button will not receive the restriction of movable lever any more, can upwards move.

The utility model is further provided with: the limiting piece comprises two L-shaped plates integrally connected with the switch box, and one end of the movable rod is positioned between the two L-shaped plates and is arranged in an L shape.

Through adopting above-mentioned technical scheme, the one end of movable rod sets up to the L form, and the one end of movable rod is in between two L form boards, and the one end of movable rod receives the restriction of two L form boards and can't remove.

The utility model is further provided with: one side of the third round block, which is away from the second round block, is provided with a groove, and a first spring is arranged in the groove.

Through adopting above-mentioned technical scheme, the setting of first spring lets the button have restoring force, and when the movable rod no longer is in between disc and the third button, the button will return to the normal position.

The utility model is further provided with: the switch box is internally provided with a micro switch positioned on one side of the cylinder, the micro switch comprises two support plates, a rotating plate is rotationally connected between the two support plates, one end of the rotating plate is integrally connected with a first connecting rod, the first connecting rod is sleeved with a second spring, the middle part of the rotating plate is provided with a containing groove, a third spring is arranged in the containing groove, the other end of the third spring is provided with a second connecting rod in a penetrating mode, a conducting plate is arranged below the second connecting rod, and a wiring terminal is arranged at the bottom of the switch box.

Through adopting above-mentioned technical scheme, after pressing the button, the button moves down and then extrudees the one end of pivoted board, the pivoted board can rotate round the junction of pivoted board and backup pad, the pivoted board receives the pressing of button and rotates, the rotation of pivoted board can drive third spring and second connecting rod and rotate, the rotation of second connecting rod can drive the conducting strip and rotate, the conducting strip rotates to be connected with the wiring end after, with external warning circuit intercommunication, play the effect of warning, after the one end of pivoted board is no longer extruded to the button, the second spring extrudes the head rod, let the head rod rotate up and then drive the pivoted board and rotate, drive second connecting rod and third spring and then drive the conducting strip and rotate after the pivoted board, let the conducting strip no longer be connected with the wiring end, thereby no longer with external warning circuit intercommunication.

In summary, the utility model has the following beneficial effects:

when the button is not pressed, the third round block is positioned at the opening of the through groove, the movable rod is positioned at the side surface of the third round block, the movable rod has a trend of moving towards the third round block, the button is pressed to drive the second round block and the third round block to move towards the box bottom of the switch box, after the second round block moves to the side surface of the movable rod, the movable rod moves to the side surface of the second round block due to self elasticity, the movable rod is positioned at the side surface of the second round block, so that the function of limiting the button to move up and down is achieved, and one end of the movable rod cannot move by the limiting piece, so that the movable rod has a restoring force for restoring to the original position.

Drawings

FIG. 1 is a schematic diagram of an embodiment;

FIG. 2 is a schematic view of an embodiment with a closure cap removed;

FIG. 3 is a schematic structural view of the connection relationship between the cylinder and the through groove in the embodiment;

FIG. 4 is a schematic structural view showing the connection relationship between the button and the cylinder in the embodiment;

fig. 5 is a schematic structural view showing the connection relationship among the rotating plate, the first connecting rod, the second spring, the accommodating groove, the third spring, the conductive sheet and the terminal in the embodiment;

fig. 6 is a schematic cross-sectional structure of the connection relationship between the button and the first spring.

Reference numerals: 1. a switch box; 2. a cylinder; 3. a button; 4. a disc; 5. a third round block; 6. a second round block; 7. a through groove; 8. a movable rod; 9. a closing cap; 10. a first through slot; 11. a second through groove; 12. an L-shaped plate; 13. a groove; 14. a first spring; 15. a support plate; 16. a rotating plate; 17. a first connecting rod; 18. a second spring; 19. a receiving groove; 20. a third spring; 21. a second connecting rod; 22. a conductive sheet; 23. a terminal.

Detailed Description

The utility model is further described with reference to the accompanying drawings.

1-6, including switch box 1, switch box 1's inside an organic whole is connected with hollow cylinder 2, cylinder 2 joint has button 3, button 3 is including the disc 4 that is in the third button 5 and the top of bottom, the third button 5 an organic whole is connected with second button 6, the terminal surface area of third button 5 is greater than the terminal surface area of second button 6, the side of cylinder 2 is provided with the logical groove 7 that runs through cylinder 2, the side of cylinder 2 is provided with partly in logical groove 7 and has elastic movable rod 8, switch box 1 is provided with the restriction piece that is in the one end of movable rod 8 and is used for restricting the one end activity of movable rod 8, the restriction piece lets movable rod 8 have the effort of extrusion button 3.

The middle part joint of switch box 1 has closing cap 9, the middle part of closing cap 9 is provided with the first groove 10 that runs through closing cap 9, closing cap 9 is provided with the second groove 11 that runs through closing cap 9 and be in the below of first groove 10 that runs through, button 3 is in the below of first groove 10 that runs through, the one end of movable rod 8 is in the below of second groove 11 that runs through.

The limiting piece comprises two L-shaped plates 12 integrally connected with the switch box 1, and one end of the movable rod 8 is arranged between the two L-shaped plates 12 and is L-shaped.

The side of the third round block 5 facing away from the second round block 6 is provided with a groove 13, and a first spring 14 is arranged in the groove 13.

The micro-gap switch that is in one side of cylinder 2 is provided with in the switch box 1, micro-gap switch includes two backup pads 15, two rotate between the backup pad 15 and be connected with rotor plate 16, rotor plate 16's one end an organic whole is connected with head rod 17, head rod 17 has cup jointed second spring 18, rotor plate 16's middle part is provided with holding tank 19, be provided with third spring 20 in the holding tank 19, second connecting rod 21 is worn to be equipped with by the other end of third spring 20, the below of second connecting rod 21 is provided with conducting strip 22, switch box 1's bottom is provided with wiring end 23.

The working process comprises the following steps:

when the button 3 is not pressed, the third round block 5 is positioned at the opening of the through groove 7, the movable rod 8 is positioned on the side surface of the third round block 5, the movable rod 8 has a trend of moving towards the third round block 5, the button 3 is pressed to drive the second round block 6 and the third round block 5 to move towards the box bottom of the switch box 1, after the second round block 6 moves to the side surface of the movable rod 8, the movable rod 8 moves to the side surface of the second round block 6 due to the elastic force of the movable rod 8, and the movable rod 8 is positioned on the side surface of the second round block 6, so that the function of limiting the button 3 to move up and down is achieved, and one end of the movable rod 8 cannot move due to the limiting piece, so that the movable rod 8 has a restoring force for restoring to the original position. After the button 3 is pressed, the button 3 moves downwards to extrude one end of the rotating plate 16, the rotating plate 16 can rotate around the joint of the rotating plate 16 and the supporting plate 15, the rotating plate 16 is pressed by the button 3 to rotate, the rotating plate 16 can drive the third spring 20 and the second connecting rod 21 to rotate, the second connecting rod 21 can drive the conducting strip 22 to rotate, the conducting strip 22 rotates to be connected with the wiring terminal 23 and then is communicated with an external alarm circuit to play a role in alarming, when the button 3 does not extrude one end of the rotating plate 16 any more, the second spring 18 extrudes the first connecting rod 17 to enable the first connecting rod 17 to rotate upwards to drive the rotating plate 16 to rotate, and the rotating plate 16 rotates to drive the second connecting rod 21 and the third spring 20 to drive the conducting strip 22 to rotate, so that the conducting strip 22 is not connected with the wiring terminal 23 any more and is not communicated with the external alarm circuit.

The above embodiments are only preferred embodiments of the present utility model, and are not intended to limit the present utility model, and any modifications, equivalent substitutions, improvements, etc. within the design concept of the present utility model should be included in the scope of the present utility model.

Claims

1. An emergency alert switch comprising a switch box (1), characterized in that: the inside integral type of switch box (1) has hollow cylinder (2), cylinder (2) joint has button (3), button (3) are including disc (4) that are in third circle piece (5) and the top of bottom, third circle piece (5) integral type have second circle piece (6), the terminal surface area of third circle piece (5) is greater than the terminal surface area of second circle piece (6), the side of cylinder (2) is provided with logical groove (7) that run through cylinder (2), the side of cylinder (2) is provided with partly in logical inslot (7) and has elastic movable rod (8), switch box (1) are provided with the restriction piece that is in the one end of movable rod (8) and is used for restricting the one end activity of movable rod (8), and the restriction piece lets movable rod (8) have the effort of extrusion button (3).

2. An emergency alert switch according to claim 1, wherein: the middle part joint of switch box (1) has closing cap (9), the middle part of closing cap (9) is provided with first groove (10) of running through closing cap (9), closing cap (9) are provided with second groove (11) of running through closing cap (9) and being in the below of first groove (10) of running through, button (3) are in the below of first groove (10) of running through, the one end of movable rod (8) is in the below of groove (11) of running through of second.

3. An emergency alert switch according to claim 1, wherein: the limiting piece comprises two L-shaped plates (12) which are integrally connected with the switch box (1), and one end of the movable rod (8) is arranged between the two L-shaped plates (12) and is L-shaped.

4. An emergency alert switch according to claim 1, wherein: one side of the third round block (5) deviating from the second round block (6) is provided with a groove (13), and a first spring (14) is arranged in the groove (13).

5. An emergency alert switch according to claim 1, wherein: be provided with the micro-gap switch in one side of cylinder (2) in switch box (1), micro-gap switch includes two backup pads (15), two rotate between backup pad (15) and be connected with rotor plate (16), the one end body coupling of rotor plate (16) has head rod (17), head rod (17) cup joint second spring (18), the middle part of rotor plate (16) is provided with holding tank (19), be provided with third spring (20) in holding tank (19), second connecting rod (21) are worn to be equipped with by the other end of third spring (20), the below of second connecting rod (21) is provided with conducting strip (22), the bottom of switch box (1) is provided with wiring end (23).