CN210515537U

CN210515537U - Quick alarm device for public place

Info

Publication number: CN210515537U
Application number: CN201921858488.6U
Authority: CN
Inventors: 宋忠祥
Original assignee: Wuhan Chengle Technology Co Ltd
Current assignee: Wuhan Chengle Technology Co Ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-05-12
Anticipated expiration: 2029-10-31

Abstract

The utility model discloses a quick alarm device in public places, which comprises a shell, a fixing mechanism and a replacing mechanism, wherein the fixing mechanism comprises a fixing plate and a screw rod, the fixing plate is arranged on the side surface of the shell, the screw rod comprises a first thread section positioned at one end and a second thread section positioned at the other end, and the thread directions of the first thread section and the second thread section are opposite; the first threaded section is in threaded connection with a first moving block, the second threaded section is in threaded connection with a second moving block, the first moving block is hinged to the clamping plate through a first connecting rod, and the second moving block is hinged to the clamping plate through a second connecting rod; one end of the screw is connected with a first bearing, the first bearing is arranged on one side of the fixed plate, the other end of the screw is connected with a second bearing, and the second bearing is arranged on the other side of the fixed plate; the replacing mechanism is embedded with a buzzer which is electrically connected with a button arranged on the side surface of the shell. The device is convenient to disassemble, clean accumulated dust and maintain.

Description

Quick alarm device for public place

Technical Field

The utility model belongs to the technical field of public safety, concretely relates to swift alarm device in public place.

Background

An alarm is an electronic product that reminds or warns people of taking some action in the form of sound, light, air pressure and the like in order to prevent or prevent the consequences caused by an event. The alarm is divided into a mechanical alarm and an electronic alarm. With the progress of science and technology, mechanical alarms are increasingly replaced by advanced electronic alarms, are often applied to the fields of system faults, safety precaution, transportation, medical treatment and rescue, emergency relief, induction detection and the like, and are inseparable from social production, such as: door magnetic inductor, gas induction alarm, fire alarm, etc. Meanwhile, more and more alarm devices are used for improving the safety of public places, and convenience is brought to alarm requirements when emergencies occur in the public places. If the utility model discloses that the bulletin number is CN204706162U, disclose a key formula alarm system, can match with GIS geographic information, pinpoint, but it does not have the problem that the solution device installation is inconvenient, difficult dismantlement, bee calling organ is difficult for changing and clearing up, overhauls and maintains more loaded down with trivial details.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a swift alarm device in public place, easy access and maintenance to solve the problem of proposing among the above-mentioned background art.

In order to achieve the purpose, the utility model provides a quick public place alarm device, which comprises a shell, a fixing mechanism and a replacing mechanism, wherein the fixing mechanism comprises a fixing plate and a screw rod, the fixing plate is arranged on the side surface of the shell, the screw rod comprises a first thread section at one end and a second thread section at the other end, and the thread directions of the first thread section and the second thread section are opposite; the first threaded section is in threaded connection with a first moving block, the second threaded section is in threaded connection with a second moving block, the first moving block is hinged to the clamping plate through the first connecting rod, and the second moving block is hinged to the clamping plate through the second connecting rod; one end of the screw is connected with a first bearing, the first bearing is arranged on one side of the fixed plate, the other end of the screw is connected with a second bearing, and the second bearing is arranged on the other side of the fixed plate; the replacement mechanism is inlaid with a buzzer, and the buzzer is electrically connected with a button arranged on the side face of the shell.

Further, it includes the mounting groove to change the mechanism, the mounting groove is established at the casing surface, the bottom surface of mounting groove is equipped with the contact, contact and button electric connection, contact and contact butt, the bottom at bee calling organ is fixed to the contact, bee calling organ's external fixed surface has the flange, flange and recess block, the medial surface at the mounting groove is established to the recess.

Furthermore, a third lug is fixed on the clamping plate, the third lug is hinged with one end of the first connecting rod, the other end of the first connecting rod is hinged with the first lug, the first lug is fixedly connected with the first moving block, the third lug is hinged with one end of the second connecting rod, the other end of the second connecting rod is hinged with the second lug, and the second lug is fixedly connected with the second moving block.

Furthermore, one end of the screw rod is fixedly connected with a rotating wheel, and the outer side of the rotating wheel is fixedly connected with a handle.

Furthermore, a baffle is fixed at the front end of the shell, and the button is arranged on one side of the baffle.

Furthermore, one end of the screw rod is in interference connection with an inner ring of the first bearing, and the other end of the screw rod penetrates through an inner ring of the second bearing and is fixedly connected with the rotating wheel.

Further, the shape of recess is L shape, the recess has three, and three recess is arranged around the medial surface equidistance of mounting groove.

Furthermore, the contact piece is U-shaped, and there are two contact pieces.

Furthermore, the inner side of the fixing plate and the lower side surface of the clamping plate are both provided with rubber pads.

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

1. the screw is provided with two sections of threads in opposite directions, each section of thread is connected with a moving block respectively, when an external force drives the screw to rotate, the rotation of the screw drives the moving block I and the moving block II to move, so that the moving block I and the moving block II move oppositely or reversely, and then the clamping plate is driven to move up and down, the shell can conveniently enter and exit, and the functions of fixing the shell and facilitating disassembly are realized.

2. The buzzer is detachably connected with the shell through the replacing mechanism. Rotating the buzzer, the rotation of buzzer drives the flange to move, so that the flange moves to the vertical groove of the groove, and then the buzzer moves outwards, so that the buzzer moves out of the mounting groove, accumulated dust is convenient to clean, and a circuit is maintained or the buzzer is replaced.

3. The device can be fixed in indoor or key places, for example, used for alarming emergency of places with dense personnel and large flow, or alarming vehicle failure, road surface collapse and the like, prompting surrounding vehicles and the like.

Drawings

FIG. 1 is a schematic view of the three-dimensional structure of the alarm device of the present invention;

fig. 2 is a schematic view of the structure of the alarm device of the present invention;

FIG. 3 is a schematic side view of the alarm device of the present invention;

FIG. 4 is a schematic view of the three-dimensional structure of the mounting groove of the present invention;

FIG. 5 is a schematic view of the three-dimensional structure of the buzzer of the present invention;

in the figure: 1. a housing; 2. a baffle plate; 3. a button; 4. a display screen; 5. a fixing plate; 6. a rubber pad; 7. a splint; 8. a first bearing; 9. moving a first block; 10. a first lug; 11. a first connecting rod; 12. a screw; 13. a third lug piece; 14. a second connecting rod; 15. a second lug plate; 16. a second moving block; 17. a second bearing; 18. A rotating wheel; 19. a handle; 20. mounting grooves; 21. a buzzer; 22. a groove; 23. a contact piece; 24. a contact; 25. a convex plate.

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 to 5, an embodiment of the present invention provides a quick alarm device for public places, including a housing 1, a fixing mechanism and a replacing mechanism, where the fixing mechanism includes a fixing plate 5 and a screw 12, the fixing plate 5 is disposed on a side surface of the housing 1, the screw 12 includes a first thread section located at one end and a second thread section located at the other end, and the thread directions of the first thread section and the second thread section are opposite; a first moving block 9 is connected to the first threaded section in a threaded manner, a second moving block 16 is connected to the second threaded section in a threaded manner, threaded holes are formed in the inner side surfaces of the first moving block 9 and the second moving block 16, the first moving block 9 is hinged to the clamping plate 7 through a first connecting rod 11, and the second moving block 16 is hinged to the clamping plate 7 through a second connecting rod 14; one end of the screw 12 is connected with a first bearing 8, the first bearing 8 is arranged on one side of the fixed plate 5, the other end of the screw 12 is connected with a second bearing 17, and the second bearing 17 is arranged on the other side of the fixed plate 5; the replacing mechanism is embedded with a buzzer 21, and the buzzer 21 is electrically connected with a button 3 arranged on the side surface of the shell 1.

Further, the replacement mechanism comprises a mounting groove 20, the mounting groove 20 is formed in the surface of the shell 1, a contact piece 23 is arranged on the bottom surface of the mounting groove 20, the contact piece 23 is electrically connected with the button 3, the contact piece 23 is abutted to a contact 24, the contact 24 is fixed to the bottom end of the buzzer 21, a convex plate 25 is fixed to the outer surface of the buzzer 21, the convex plate 25 is clamped with a groove 22, and the groove 22 is formed in the inner side surface of the mounting groove 20. Which is convenient for cleaning dust or replacing the buzzer.

Furthermore, a third lug 13 is fixed on the clamping plate 7, the third lug 13 is hinged with one end of a first connecting rod 11, the other end of the first connecting rod 11 is hinged with a first lug 10, the first lug 10 is fixedly connected with a first moving block 9, the third lug 13 is hinged with one end of a second connecting rod 14, the other end of the second connecting rod 14 is hinged with a second lug 15, and the second lug 15 is fixedly connected with a second moving block 16. The electronic device is convenient to install, adjust and overhaul and maintain in the later period.

Furthermore, one end of the screw 12 is fixedly connected with a rotating wheel 18, and the outer side of the rotating wheel 18 is fixedly connected with a handle 19.

Further, a baffle 2 is fixed at the front end of the shell 1, and the button 3 is arranged on one side of the baffle 2. When a foreign object approaches the shell, the button 3 is not easy to be triggered by mistake due to extrusion; the front end of the shell 1 is inlaid with a display screen 4, the display screen 4 is electrically connected with the microprocessor, and the key-in equipment and the memory card are also electrically connected with the microprocessor. The record of each maintenance can be stored in the memory card, and the record is called out by the microprocessor and displayed on the display screen 4 when the previous record needs to be checked.

Furthermore, one end of the screw 12 is in interference connection with the inner ring of the bearing I8, the other end of the screw 12 penetrates through the inner ring of the bearing II 17 and is fixedly connected with the rotating wheel 18, the screw 12 is driven to rotate by rotating the rotating wheel 18, and then the clamping plate 7 is adjusted to move upwards or downwards.

Further, there are three grooves 22, and the three grooves 22 are equidistantly arranged around the inner side surface of the mounting groove 20; the groove 22 is L-shaped and is divided into a vertical groove and a horizontal groove, the length of the vertical groove is three times the length of the convex plate 25, the width of the vertical groove is the same as the width of the convex plate 25, and the cross section of the horizontal groove is the same as the cross section of the convex plate 25. The mounting and removal of the buzzer 21 is facilitated.

Further, the contact pieces 23 are U-shaped, and two contact pieces 23 are in good contact with the contacts 24.

Preferably, the fixing plate 5 is U-shaped; the inner side of the fixed plate 5 and the lower side surface of the clamping plate 7 are respectively provided with a rubber pad 6, so that the shell 1 can be fixed conveniently.

The installation process is briefly described in a preferred embodiment. The handle 19 is rotated, the rotation of the handle 19 drives the rotation of the rotating wheel 18, the rotation of the rotating wheel 18 drives the rotation of the screw rod 12, the rotation of the screw rod 12 drives the movement of the first moving block 9 and the second moving block 16, the first moving block 9 drives the first connecting rod 11 to move, meanwhile, the movement of the second moving block 16 drives the second connecting rod 14 to move, the movement of the first connecting rod 11 and the second connecting rod 14 drives the third lug 13 to move together, and the movement of the third lug 13 drives the clamping plate 7 to move. When the handle 19 rotates forwards, the first moving block 9 and the second moving block 16 move oppositely to drive the clamping plate 7 to move downwards; when the handle 19 rotates reversely, the first moving block 9 and the second moving block 16 move reversely, and the clamping plate 7 is driven to move upwards. The rotation direction of the screw 12 is adjusted to enable the shell 1 to be clamped between the fixing plate 5 and the clamping plate 7; when the buzzer 21 needs to be replaced, the net cover outside the mounting groove 20 is opened, the buzzer 21 is rotated, the convex plate 25 rotates, the convex plate 25 is waited to move to the vertical groove of the groove 22, and then the buzzer 21 is moved outwards, so that the buzzer 21 moves out of the mounting groove 20, accumulated dust is convenient to clean, a circuit is maintained, or the buzzer 21 is replaced. The device can be fixed in indoor or key places, for example, used for alarming emergency of places with dense personnel and large flow, or alarming vehicle failure, road surface collapse and the like, prompting surrounding vehicles and the like.

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. Quick alarm device in public place, including casing (1), fixed establishment and change mechanism, its characterized in that: the fixing mechanism comprises a fixing plate (5) and a screw rod (12), the fixing plate (5) is arranged on the side surface of the shell (1), the screw rod (12) comprises a first thread section positioned at one end and a second thread section positioned at the other end, and the thread directions of the first thread section and the second thread section are opposite; a first moving block (9) is connected to the first threaded section in a threaded manner, a second moving block (16) is connected to the second threaded section in a threaded manner, the first moving block (9) is hinged to the clamping plate (7) through a first connecting rod (11), and the second moving block (16) is hinged to the clamping plate (7) through a second connecting rod (14); one end of the screw rod (12) is connected with a first bearing (8), the first bearing (8) is arranged on one side of the fixing plate (5), the other end of the screw rod (12) is connected with a second bearing (17), and the second bearing (17) is arranged on the other side of the fixing plate (5); the replacement mechanism is inlaid with a buzzer (21), and the buzzer (21) is electrically connected with a button (3) arranged on the side surface of the shell (1).

2. The public place shortcut warning device of claim 1, wherein: change mechanism and include mounting groove (20), establish on casing (1) surface mounting groove (20), the bottom surface of mounting groove (20) is equipped with contact (23), contact (23) and button (3) electric connection, contact (23) and contact (24) butt, the bottom at bee calling organ (21) is fixed in contact (24), the external fixed surface of bee calling organ (21) has flange (25), flange (25) and recess (22) block, the medial surface at mounting groove (20) is established in recess (22).

3. The public place shortcut warning device of claim 1, wherein: the clamping plate (7) is fixedly provided with a third lug piece (13), the third lug piece (13) is hinged with one end of a first connecting rod (11), the other end of the first connecting rod (11) is hinged with a first lug piece (10), the first lug piece (10) is fixedly connected with a first moving block (9), the third lug piece (13) is hinged with one end of a second connecting rod (14), the other end of the second connecting rod (14) is hinged with a second lug piece (15), and the second lug piece (15) is fixedly connected with a second moving block (16).

4. The public place shortcut warning device of claim 1, wherein: one end of the screw rod (12) is fixedly connected with a rotating wheel (18), and the outer side of the rotating wheel (18) is fixedly connected with a handle (19).

5. The public place shortcut warning device of claim 1, wherein: the front end of the shell (1) is fixed with a baffle (2), and the button (3) is arranged on one side of the baffle (2).

6. The public place shortcut warning device of claim 1, wherein: one end of the screw rod (12) is in interference connection with the inner ring of the bearing I (8), and the other end of the screw rod (12) penetrates through the inner ring of the bearing II (17) and is fixedly connected with the rotating wheel (18).

7. The public place shortcut warning device of claim 2, wherein: the shape of recess (22) is L shape, recess (22) have three, and three recess (22) are arranged around the medial surface equidistance of mounting groove (20).

8. The public place shortcut warning device of claim 2, wherein: the contact pieces (23) are U-shaped, and the number of the contact pieces (23) is two.

9. The public place shortcut warning device of claim 1, wherein: the inner side of the fixing plate (5) and the lower side surface of the clamping plate (7) are both provided with rubber pads (6).