CN211979809U

CN211979809U - Linear temperature-sensing fire alarm

Info

Publication number: CN211979809U
Application number: CN202020917361.3U
Authority: CN
Inventors: 金玉喜
Original assignee: Tianjin Xinzheng Explosion Proof Electric Appliance Co ltd
Current assignee: Tianjin Xinzheng Explosion Proof Electric Appliance Co ltd
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2020-11-20
Anticipated expiration: 2030-05-27

Abstract

The utility model discloses a linear temperature sensing fire alarm relates to fire alarm technical field, which comprises an outer shell, controller, fire alarm body, motor are installed in proper order to the inside bottom of shell, the outer wall of shell is fixed with temperature-sensing ware, the inner wall of shell is fixed with the baffle that is located fire alarm body top, the output of motor is fixed with first pivot, first pivot runs through the baffle and extends to the outside of shell, the top of first pivot is fixed with first bevel gear, the top both sides of shell all are fixed with the limiting plate, it is connected with reciprocal screw rod to rotate through the bearing between the limiting plate, second bevel gear has been cup jointed to one side of reciprocal screw rod. The utility model discloses a shower nozzle watering is convenient for cool down fire alarm, prevents that the intensity of a fire from stretching to damage fire alarm department and damaging fire alarm, influences the sending of fire alarm body to external information then.

Description

Linear temperature-sensing fire alarm

Technical Field

The utility model relates to a fire alarm technical field especially relates to a linear temperature sensing fire alarm ware.

Background

The linear temperature-sensing detector (also called linear temperature-sensing alarm) has unique advantages over other types of detectors, is an ideal choice for high-risk flammable areas and various industrial and commercial environments, and can better show superior performance which is not possessed by the traditional point type fire detector particularly when the linear temperature-sensing detector is used under the conditions of difficult installation and severe conditions.

The temperature-sensing fire detector mainly detects fire by using a thermosensitive element. In the initial stage of a fire, on the one hand, a large amount of smoke is generated, and on the other hand, a large amount of heat is released in the combustion process of substances, and the temperature of the surrounding environment rises sharply. The thermosensitive element in the detector is physically changed, so that the temperature signal is converted into an electric signal, and the alarm processing is carried out. But current temperature sensing fire detector function singleness, simple structure can damage fire alarm because ambient temperature is too high when the conflagration breaing out, leads to signalling not to go out, and secondly current fire alarm lacks alarm prompt device, and traditional buzzer uses easily to damage in adverse circumstances, and is not durable. Therefore, it is necessary to design a line type temperature sensitive fire alarm.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a linear temperature sensing fire alarm.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a linear temperature-sensing fire alarm comprises a shell, wherein a controller, a fire alarm body and a motor are sequentially installed at the bottom end inside the shell, a temperature sensor is fixed on the outer wall of the shell, a partition plate located above the fire alarm body is fixed on the inner wall of the shell, a first rotating shaft is fixed at the output end of the motor, penetrates through the partition plate and extends to the outside of the shell, a first bevel gear is fixed at the top end of the first rotating shaft, limiting plates are fixed on two sides of the top end of the shell, a reciprocating screw rod is connected between the limiting plates in a rotating mode through a bearing, a second bevel gear is sleeved on one side of the reciprocating screw rod, the first bevel gear is meshed with the second bevel gear, a moving block is connected onto the reciprocating screw rod in a threaded mode, a spray head is installed at the top end of the moving block, a water pipe is connected, the other end of the water pipe is communicated with a common fire-fighting water pipe.

Preferably, the top of baffle is rotated through the bearing and is connected with the second pivot, cup jointed from the driving wheel in the second pivot, the action wheel has been cup jointed to the outer wall of first pivot, pass through belt transmission from the driving wheel and be connected with the action wheel, the top inner wall of shell is fixed with the montant, the bottom mounting of montant has U type piece, the inner chamber internal fixation of U type piece has the horizontal pole, it is connected with the connecting rod to rotate on the horizontal pole, the bottom mounting of connecting rod has the copper gong, the top both sides of second pivot all are fixed with the gong mallet.

Preferably, the bronze gong contacts with the gong mallet, open the through-hole that is located bronze gong department on the shell.

Preferably, the bottom end of the shell is provided with a sliding chute, a sliding block is connected in the sliding chute in a sliding mode, and the top end of the sliding block is fixedly connected with the bottom end of the moving block.

Preferably, the outer wall of the outer shell is hinged with a box door located at the fire alarm body.

Preferably, the temperature sensor, the motor, the fire alarm body and the electromagnetic valve are all electrically connected with the controller.

The utility model has the advantages that:

1, the utility model discloses in, use through motor, first pivot, limiting plate, reciprocal screw rod, second conical tooth, first bevel gear, movable block, shower nozzle, water pipe, solenoid valve, slider, spout cooperation, be convenient for cool down to fire alarm through the shower nozzle watering, prevent that the intensity of a fire from stretching to fire alarm department and damaging fire alarm, influence the sending of fire alarm body to external information.

2, the utility model discloses in, use through the cooperation of motor, baffle, first pivot, action wheel, second pivot, follow driving wheel, gong mallet, bronze gong, montant, U type piece, horizontal pole, connecting rod, the gong mallet is beaten the bronze gong and is sent alarm sound, alarm sound can help the faster discovery condition of a fire of watch man, and carry out personnel's evacuation to send alarm sound with traditional bee calling organ and compare, more durable, more high temperature resistant, more be fit for using under abominable condition.

Drawings

Fig. 1 is a schematic structural view of the linear temperature-sensing fire alarm of the present invention.

Fig. 2 is a front view of the linear temperature-sensing fire alarm of the present invention.

Reference numbers in the figures: the fire alarm comprises a shell 1, a controller 2, a fire alarm body 3, a temperature sensor 4, a motor 5, a partition plate 6, a first rotating shaft 7, a driving wheel 8, a second rotating shaft 9, a driven wheel 10, a hammer 11, a bronze gong 12, a vertical rod 13, a U-shaped block 14, a cross rod 15, a connecting rod 16, a limiting plate 17, a reciprocating screw 18, a second bevel gear 19, a first bevel gear 20, a moving block 21, a nozzle 22, a water pipe 23, an electromagnetic valve 24, a sliding block 25, a sliding chute 26, a box door 27 and a through hole 28.

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.

Referring to fig. 1-2, a linear temperature sensing fire alarm comprises a housing 1, a controller 2, a fire alarm body 3 and a motor 5 are sequentially installed at the bottom end inside the housing 1, a temperature sensor 4 is fixed on the outer wall of the housing 1, the controller 2 is REX-P96FK16 in model, a partition plate 6 located above the fire alarm body 3 is fixed on the inner wall of the housing 1, a first rotating shaft 7 is fixed at the output end of the motor 5, the first rotating shaft 7 penetrates through the partition plate 6 and extends to the outside of the housing 1, a first bevel gear 20 is fixed at the top end of the first rotating shaft 7, limiting plates 17 are fixed on both sides of the top end of the housing 1, a reciprocating screw 18 is rotatably connected between the limiting plates 17 through a bearing, a second bevel gear 19 is sleeved on one side of the reciprocating screw 18, the first bevel gear 20 is mutually meshed with the second bevel gear 19, a moving block 21 is, the top end of the moving block 21 is provided with a spray head 22, the spray head 22 is connected with a water pipe 23, the water pipe 23 is provided with an electromagnetic valve 24, and the other end of the water pipe 23 is communicated with a common fire-fighting water pipe.

The top of baffle 6 is rotated through the bearing and is connected with second pivot 9, it follows driving wheel 10 to have cup jointed on the second pivot 9, action wheel 8 has been cup jointed to the outer wall of first pivot 7, it is connected through belt drive from driving wheel 10 with action wheel 8, the top inner wall of shell 1 is fixed with montant 13, the bottom mounting of montant 13 has U type piece 14, the inner chamber internal fixation of U type piece 14 has horizontal pole 15, it is connected with connecting rod 16 to rotate on the horizontal pole 15, the bottom mounting of connecting rod 16 has bronze gong 12, the top both sides of second pivot 9 all are fixed with gong mallet 11.

The bronze gong 12 contacts with gong mallet 11, it has the through-hole 28 that is located bronze gong 12 department to open on the shell 1, open the bottom of shell 1 has spout 26, sliding connection has slider 25 in the spout 26, the top of slider 25 and the bottom fixed connection of movable block 21, the outer wall of shell 1 articulates there is the chamber door 27 that is located fire alarm body 3 department, temperature-sensing ware 4, motor 5, fire alarm body 3, solenoid valve 24 all with controller 2 electric connection, temperature-sensing ware 4 model is 4SX 2-TD.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The working principle is as follows:

when the utility model is used, when a fire disaster occurs, the temperature of the outside is detected to rise by the controller 4, information is transmitted to the controller 2, the controller 2 transmits the information to the fire alarm body 3, the fire alarm body 3 transmits the information to the outside to alarm the fire disaster, and simultaneously, after the controller 2 receives the information, the controller 5 is controlled to start, the electromagnetic valve 24 is opened, the spray head 22 sprays water to cool the shell 1, meanwhile, the fire disaster is prevented from spreading to the shell 1 to burn out the fire alarm body 3, the sending of the external information by the fire alarm body 3 is influenced, meanwhile, the motor 5 drives the first rotating shaft 7 to rotate, the first rotating shaft 7 drives the second conical tooth 19 to rotate through the first conical gear 20, the second conical tooth 19 drives the reciprocating screw 18 to rotate, the reciprocating screw 18 drives the moving screw 21 to move left and right, the moving screw 21 drives the spray head 22 to move left and right, so that the spray head, simultaneously first pivot 7 drives initiative 8 and rotates, and initiative 8 drives from driving wheel 10 and rotates, drives gong mallet 11 through second pivot 9 from driving wheel 10 and rotates, and gong mallet 11 beats bronze gong 12 and sends out alarm sound, and alarm sound can help the more quick discovery condition of a fire of watch personnel, and carry out personnel's evacuation.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a linear temperature sensing fire alarm, includes shell (1), its characterized in that, controller (2), fire alarm body (3), motor (5) are installed in proper order to the inside bottom of shell (1), the outer wall of shell (1) is fixed with temperature-sensing ware (4), the inner wall of shell (1) is fixed with baffle (6) that are located fire alarm body (3) top, the output of motor (5) is fixed with first pivot (7), first pivot (7) run through baffle (6) and extend to the outside of shell (1), the top of first pivot (7) is fixed with first bevel gear (20), the top both sides of shell (1) all are fixed with limiting plate (17), be connected with reciprocal screw rod (18) through the bearing rotation between limiting plate (17), second bevel gear (19) have been cup jointed to one side of reciprocal screw rod (18), the fire-fighting water pipe is characterized in that the first bevel gear (20) and the second bevel gear (19) are meshed with each other, a moving block (21) is connected to the reciprocating screw (18) in a threaded mode, a spray head (22) is installed at the top end of the moving block (21), a water pipe (23) is connected to the spray head (22), an electromagnetic valve (24) is installed on the water pipe (23), and the other end of the water pipe (23) is communicated with a common fire-fighting water pipe.

2. The linear temperature-sensing fire alarm of claim 1, characterized in that, the top of baffle (6) is connected with second pivot (9) through the bearing rotation, second pivot (9) are gone up to have cup jointed from driving wheel (10), the outer wall of first pivot (7) has cup jointed action wheel (8), it is connected through belt transmission with action wheel (8) from driving wheel (10), the top inner wall of shell (1) is fixed with montant (13), the bottom mounting of montant (13) has U type piece (14), the inner chamber internal fixation of U type piece (14) has horizontal pole (15), it is connected with connecting rod (16) to rotate on horizontal pole (15), the bottom mounting of connecting rod (16) has copper gong (12), the top both sides of second pivot (9) all are fixed with gong mallet (11).

3. The line-type temperature-sensitive fire alarm according to claim 2, wherein the gong (12) is in contact with the gong-mallet (11), and the housing (1) is provided with a through hole (28) at the position of the gong (12).

4. The linear temperature-sensing fire alarm device according to claim 1, wherein a sliding groove (26) is formed at the bottom end of the housing (1), a sliding block (25) is slidably connected in the sliding groove (26), and the top end of the sliding block (25) is fixedly connected with the bottom end of the moving block (21).

5. The line-type temperature-sensitive fire alarm according to claim 1, wherein the outer wall of the housing (1) is hinged to a door (27) located at the fire alarm body (3).

6. The line-type temperature-sensing fire alarm of claim 1, wherein the temperature sensor (4), the motor (5), the fire alarm body (3), and the solenoid valve (24) are all electrically connected to the controller (2).