CN211206812U - Metal alarm device for hall entrance guard - Google Patents

Abstract

The utility model discloses a hall is metal alarm device for entrance guard, which comprises a housin, the inside of casing is provided with alarm body and blower mechanism, blower mechanism includes the base, the bottom of base and the interior bottom fixed connection of casing, the top fixedly connected with fixed plate of base, the inside of casing is provided with the biax motor, the drive end fixedly connected with connecting axle of biax motor, the connecting axle runs through the one end and the fixedly connected with carousel that the base was kept away from to the fixed plate, the connecting axle rotates with the fixed plate to be connected. The utility model discloses in, can accelerate the inside air flow of casing, reduce alarm device's operating temperature, improve its work efficiency, increase its work efficiency, can exchange when guaranteeing the inside air current of casing and reduce alarm device, make inside the unable casing that gets into of dust, guarantee the clean and tidy degree of device itself.

Description

Metal alarm device for hall entrance guard

Technical Field

The utility model belongs to the technical field of alarm device, especially, relate to a metal alarm device for hall entrance guard.

Background

The alarm device is an information display device indicating that a malfunction, an accident, or a dangerous situation has occurred. According to the characteristics of the used codes and the properties of a received information channel, the special alarm device can be divided into a visual alarm device, an auditory alarm device, a tactile alarm device, an olfactory alarm device and the like, is widely applied to the fields of system faults, safety precaution, transportation, medical rescue, emergency disaster relief, induction detection and the like, is not separable from social production, and can be provided with a metal alarm device in a hall in some important occasions.

Most of existing metal alarm devices are generally provided with ventilation openings on the side walls thereof to achieve the radiating effect, the radiating effect can be achieved when the working time of the alarm device is short, but the radiating effect is not ideal when the working time is too long, and the service life and the working efficiency of the alarm device can be influenced after the alarm device is used for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a metal alarm device for hall entrance guard.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a metal alarm device for hall entrance guard comprises a shell, wherein an alarm body and a blower mechanism are arranged inside the shell, the blower mechanism comprises a base, the bottom of the base is fixedly connected with the inner bottom of the shell, a fixed plate is fixedly connected with the top of the base, a double-shaft motor is arranged inside the shell, a connecting shaft is fixedly connected with a driving end of the double-shaft motor, the connecting shaft penetrates through one end, away from the base, of the fixed plate and is fixedly connected with a rotary plate, the connecting shaft is rotatably connected with the fixed plate, a first rotating shaft is fixedly connected with the eccentric position of the rotary plate, a second rotating shaft is fixedly connected with the outer surface of the base, a third connecting rod is rotatably connected with the outer surface of the second rotating shaft, a third rotating shaft is fixedly connected with the outer surface of the third connecting rod, and a connecting block, the connecting block is close to one side lateral wall fixedly connected with slide of first pivot, the spout has been seted up to the inside of slide, first pivot sliding connection is in the inside of spout, the one end fixedly connected with fourth pivot of second pivot is kept away from to the third connecting rod, the surface of fourth pivot rotates and is connected with first connecting rod, the one end fixedly connected with fifth pivot of fourth pivot is kept away from to first connecting rod, the surface of fifth pivot rotates and is connected with the second connecting rod, the one end that the fifth pivot was kept away from to the second connecting rod rotates and is connected with and rotates the cover, the outer fixed surface of rotating the cover is connected with a plurality of flabellums.

As a further description of the above technical solution:

the third rotating shaft is positioned between the second rotating shaft and the fourth rotating shaft.

As a further description of the above technical solution:

a plurality of thermovents are formed in the side wall of the shell, and dust screens are arranged inside the plurality of thermovents.

As a further description of the above technical solution:

and a plurality of balls are connected between the rotating sleeve and the first connecting rod in a rolling manner.

As a further description of the above technical solution:

the blower mechanism has two, and two the blower mechanism all is located the left side of alarm body.

As a further description of the above technical solution:

the inner side wall of the shell is fixedly connected with a limiting sleeve, the first connecting rod penetrates through the limiting sleeve, and the first connecting rod is connected with the limiting sleeve in a sliding mode.

The utility model discloses following beneficial effect has:

1. this hall is metal alarm device for entrance guard, when using, through the first connecting rod, second connecting rod, stop collar, carousel, slide, spout, first pivot, rotation cover, flabellum, the ball that sets up, can accelerate the inside air flow of casing, reduce alarm device's operating temperature, improve its work efficiency, increase its work efficiency.

2. This metal alarm device for entrance guard in hall, when using, can exchange through thermovent, the dust screen that sets up guaranteeing the inside air current of casing and reduce alarm device, make inside the dust can't get into the casing, guarantee the clean and tidy degree of device itself.

Drawings

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

FIG. 2 is a schematic view of the connection relationship between the dual-shaft motor and the turntable of the present invention;

fig. 3 is a schematic view of the connection relationship between the rotating sleeve and the second connecting rod of the present invention.

Illustration of the drawings:

1. a housing; 2. a first link; 3. a second link; 4. a limiting sleeve; 5. a fan blade; 6. rotating the sleeve; 7. an alarm body; 8. a heat dissipation port; 9. a dust screen; 10. a first rotating shaft; 11. a chute; 12. a slide plate; 13. a turntable; 14. connecting blocks; 15. a base; 16. a second rotating shaft; 17. a third link; 18. a third rotating shaft; 19. a fourth rotating shaft; 20. a fifth rotating shaft; 21. a fixing plate; 22. a ball bearing; 23. a double-shaft motor; 24. and (7) connecting the shafts.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a metal alarm device for hall entrance guard comprises a shell 1, an alarm body 7 and a blower mechanism are arranged inside the shell 1, the blower mechanism comprises a base 15, the bottom of the base 15 is fixedly connected with the inner bottom of the shell 1, a fixing plate 21 is fixedly connected with the top of the base 15, a double-shaft motor 23 is arranged inside the shell 1, a connecting shaft 24 is fixedly connected with the driving end of the double-shaft motor 23, the connecting shaft 24 penetrates through one end, away from the base 15, of the fixing plate 21 and is fixedly connected with a rotary plate 13, the connecting shaft 24 is rotatably connected with the fixing plate 21, a first rotary shaft 10 is fixedly connected at the eccentric position of the rotary plate 13, a second rotary shaft 16 is fixedly connected with the outer surface of the base 15, a third connecting rod 17 is rotatably connected with the outer surface of the second rotary shaft 16, a third rotary shaft 18 is fixedly connected with the outer surface of the, one side lateral wall fixedly connected with slide 12 that connecting block 14 is close to first pivot 10, spout 11 has been seted up to slide 12's inside, first pivot 10 sliding connection is in the inside of spout 11, the one end fixedly connected with fourth pivot 19 of second pivot 16 is kept away from to third connecting rod 17, the surface of fourth pivot 19 rotates and is connected with first connecting rod 2, the one end fixedly connected with fifth pivot 20 of fourth pivot 19 is kept away from to first connecting rod 2, the surface of fifth pivot 20 rotates and is connected with second connecting rod 3, the one end that fifth pivot 20 was kept away from to second connecting rod 3 rotates and is connected with and rotates cover 6, the outer fixed surface of rotating cover 6 is connected with a plurality of flabellums 5.

The third rotating shaft 18 is positioned between the second rotating shaft 16 and the fourth rotating shaft 19, and can drive the connecting block 14 to swing when the third connecting rod 17 rotates; the side wall of the shell 1 is provided with a plurality of heat dissipation ports 8, and dust screens 9 are arranged inside the heat dissipation ports 8, so that the inside and the outside of the shell 1 can be subjected to gas exchange, and dust cannot enter the shell 1, and the neatness of the device is guaranteed; a plurality of balls 22 are connected between the rotating sleeve 6 and the first connecting rod 2 in a rolling way, and when the first connecting rod 2 moves left and right, the rotating sleeve 6 rotates; the two air blowing mechanisms are arranged on the left side of the alarm body 7, so that the heat dissipation speed of the alarm device can be increased; the inside wall fixedly connected with stop collar 4 of casing 1, first connecting rod 2 run through stop collar 4, and first connecting rod 2 and 4 sliding connection of stop collar play limiting displacement.

The working principle is as follows: when the metal alarm device for the hall entrance guard is used, the alarm device needs to work for a long time in some special working environments, for example, a railway station, the double-shaft motor 23 can be opened, the driving end of the double-shaft motor 23 drives the connecting shaft 24 to rotate, the rotary disc 13 rotates along with the connecting shaft, the first rotary shaft 10 fixedly connected to the eccentric position of the rotary disc 13 slides in the sliding groove 11, as the sliding plate 12 is rotatably connected with the third connecting rod 17 through the connecting block 14, one end of the third connecting rod 17 is rotatably connected with the base 15, the other end of the third connecting rod 17 is rotatably connected with the first connecting rod 2, one end of the first connecting rod 2 far away from the third connecting rod 17 is rotatably connected with the second connecting rod 3, when the rotary disc 13 rotates, the second connecting rod 3 does telescopic motion under the limit of the limit sleeve 4, the rotary sleeve 6 rotatably connected to the tail part of the second connecting rod 3 does rotary motion, so as to drive, the cooperation thermovent 8 for the inside and outside gas exchange's of casing 1 speed to reach the effect that reduces device temperature itself, improve the work efficiency of device, increase its working life, have certain practicality.

Finally, it should be noted that: 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 modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (6)

1. The utility model provides a hall is metal alarm device for entrance guard, includes casing (1), its characterized in that: the alarm is characterized in that an alarm body (7) and an air blowing mechanism are arranged inside the shell (1), the air blowing mechanism comprises a base (15), the bottom of the base (15) is fixedly connected with the inner bottom of the shell (1), a fixing plate (21) is fixedly connected with the top of the base (15), a double-shaft motor (23) is arranged inside the shell (1), a connecting shaft (24) is fixedly connected with a driving end of the double-shaft motor (23), the connecting shaft (24) penetrates through one end, far away from the base (15), of the fixing plate (21) and is fixedly connected with a rotary plate (13), the connecting shaft (24) is rotatably connected with the fixing plate (21), a first rotating shaft (10) is fixedly connected with the eccentric position of the rotary plate (13), a second rotating shaft (16) is fixedly connected with the outer surface of the base (15), and a third connecting rod (17) is rotatably connected with, the outer surface of the third connecting rod (17) is fixedly connected with a third rotating shaft (18), one end of the third rotating shaft (18) far away from the third connecting rod (17) is fixedly connected with a connecting block (14), one side outer wall of the connecting block (14) close to the first rotating shaft (10) is fixedly connected with a sliding plate (12), a sliding groove (11) is formed in the sliding plate (12), the first rotating shaft (10) is connected in the sliding groove (11) in a sliding manner, one end of the third connecting rod (17) far away from the second rotating shaft (16) is fixedly connected with a fourth rotating shaft (19), the outer surface of the fourth rotating shaft (19) is rotatably connected with a first connecting rod (2), one end of the first connecting rod (2) far away from the fourth rotating shaft (19) is fixedly connected with a fifth rotating shaft (20), the outer surface of the fifth rotating shaft (20) is rotatably connected with a second connecting rod (3), one end of the second connecting rod (3) far away from the fifth rotating shaft (20), the outer surface of the rotating sleeve (6) is fixedly connected with a plurality of fan blades (5).

2. The metal alarm device for hall door access according to claim 1, wherein: the third rotating shaft (18) is positioned between the second rotating shaft (16) and the fourth rotating shaft (19).

3. The metal alarm device for hall door access according to claim 1, wherein: a plurality of heat dissipation openings (8) are formed in the side wall of the shell (1), and dust screens (9) are arranged inside the heat dissipation openings (8).

4. The metal alarm device for hall door access according to claim 1, wherein: a plurality of balls (22) are connected between the rotating sleeve (6) and the first connecting rod (2) in a rolling way.

5. The metal alarm device for hall door access according to claim 1, wherein: the blower mechanisms are two and are located on the left side of the alarm body (7).

6. The metal alarm device for hall door access according to claim 1, wherein: the inner side wall of the shell (1) is fixedly connected with a limiting sleeve (4), the first connecting rod (2) penetrates through the limiting sleeve (4), and the first connecting rod (2) is connected with the limiting sleeve (4) in a sliding mode.

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