CN214010483U - Alarm device - Google Patents

Abstract

The utility model provides an alarm device belongs to mechanical technical field. The alarm device solves the problems that an existing alarm device is high in manufacturing cost and low in detection precision. This alarm device includes the reputation subassembly and triggers the subassembly, it includes the regulating plate to trigger the subassembly, trigger switch, net cage and float, the net cage is installed to the trigger switch bottom, be provided with the float in the net cage, and trigger switch installs on the regulating plate through demountable installation's mode, the net cage is located the trigger switch bottom through the detachable mode, can in time take off the cleanness after finishing using, float density in the net cage will be less than the solvent, the float can float on the solvent and offset with trigger switch's inductive position when guaranteeing the solvent liquid level when ascending, and the float has electric conductivity, guarantee that the float lies in that trigger switch current can in time be in the access state when supporting. The alarm device has the advantages of simple structure, high use reliability and high detection precision.

Description

Alarm device

Technical Field

The utility model belongs to the technical field of machinery, a alarm device is related to.

Background

In the food industry, the chemical industry, the petroleum industry, the water treatment industry and the like, the solvents with different dosages are generally mixed in a container, the control of the dosage of the solvents is very strict, and the economic loss which is difficult to measure is caused by carelessness; however, due to the volume factor of the container, the time for introducing the solvent into the container is generally long, and the amount of the solvent introduced by an operator possibly caused by operation fatigue is too much, so that a liquid level alarm device is generally installed in the prior art, and the operator is timely reminded through the liquid level alarm device to avoid accidents.

In the prior art, the current liquid level alarm device usually adopts a floater liquid level switch device to trigger the alarm device; the float liquid level switch generally comprises a spherical float, a magnet and a magnetic reed switch are arranged in the ball, and the float rises or falls along with liquid, the magnet in the ball is used for attracting a contact of the magnetic reed switch, so that the action of opening and closing a circuit of the alarm device is generated, and the liquid level alarm is realized.

However, in the above alarm device, the magnetic device inside the float may adsorb magnetic substances in the solvent, so that the magnetic substances are attached to the surface of the float, which causes the weight of the float to be heavy, thereby affecting the precision of water level detection.

Disclosure of Invention

The utility model aims at having the above-mentioned problem to current technique, provided an alarm device, the utility model aims to solve the technical problem that: how to improve the detection precision of the alarm device and reduce the manufacturing cost.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides an alarm device, is including being used for sending out the reputation subassembly and the trigger subassembly of alarm, its characterized in that, the trigger subassembly includes regulating plate, trigger switch, box with a net and float, float density is less than the solvent and has electric conductivity, trigger switch demountable installation is on the regulating plate, the box with a net is located the trigger switch bottom, box with a net circumference lateral wall fretwork setting, the float is located the box with a net and can goes up and down along with solvent liquid level height, the float can make circuit path with the trigger switch touching.

The alarm device comprises an acousto-optic component and a trigger component, wherein the acousto-optic component is used for making sound or light after the liquid level of a solvent reaches a warning position, so that an effect of reminding an operator is achieved, the acousto-optic component is generally in an open circuit state and is connected with the trigger component, the acousto-optic component is enabled to enter or exit a working state by sensing and transmitting signals through the trigger component, the trigger component comprises an adjusting plate, a trigger switch, a net cage and a floater, the adjusting plate is used for carrying other components and ensuring that the components are stable when in use, the net cage is installed at the bottom of the trigger switch, the floater is arranged in the net cage, and the trigger switch is installed on the adjusting plate in a detachable installation mode; the net cage is located at the bottom of the trigger switch in a detachable mode, the net cage can be timely taken down for cleaning after use, the density of the floater in the net cage is smaller than that of a solvent, the floater can float on the solvent and abut against the sensing position of the trigger switch when the liquid level of the solvent rises, the floater has conductivity, current can be timely in an on-state when the floater abuts against the trigger switch, and detection precision of the trigger device is improved.

In foretell alarm device, the regulating plate is rectangular platelike, the regulating plate top bending type becomes the draw-in groove, just a plurality of fixed mouths have been seted up to regulating plate one side, the outer joint of trigger switch is fixed with the mount pad, the interface has been seted up to mount pad one side, it has the cardboard that is used for spacing the mount pad in the fixed mouth to peg graft in the interface.

The regulating plate carries out the joint through the draw-in groove that its top bending type becomes and the container that bears the solvent to this guarantees that trigger assembly dismouting is more convenient, a plurality of fixed orificess have been seted up to one side of regulating plate, a mount pad is installed to the outer joint of trigger switch, the interface has been opened and shut to mount pad one side, the one end that trigger switch accessible mount pad has the interface inserts in the fixed orifices of co-altitude not, the rethread cardboard inserts the interface and makes trigger assembly can detect the solvent of different liquid levels.

In foretell alarm device, mount pad bottom circumference inside wall is equipped with a plurality of joint protruding heads one, net box top circumference outside wall is equipped with a plurality of joint protruding heads two, the net box top can insert the mount pad bottom and rotatory messenger joint protruding head one supports against with joint protruding head two.

The first clamping convex heads are arranged on the circumferential inner side wall of the bottom of the mounting seat, the second clamping convex heads are arranged on the circumferential outer side wall of the top end of the net cage, the top end of the net cage can be inserted into the bottom of the mounting seat, and the second clamping convex heads on the net cage and the first clamping convex heads at the bottom of the mounting seat are abutted or separated in a rotating mode, so that the net cage is more convenient to assemble and disassemble while the stable connection of the net cage is ensured.

In the above alarm device, the float is spherical.

The surface of the spherical floater is more round, so that the floater can not be clamped with the inner wall of the net cage when ascending and descending along with the liquid level of the solvent, and the detection failure of the trigger device is avoided.

In the alarm device, the top end of the adjusting plate is bent outwards to form a lifting part.

The lifting part at the top of the adjusting plate can be pulled by an operator by hands in the process of inserting and fixing the adjusting plate, so that the clamping groove can be opened more, and the adjusting plate is more conveniently clamped on a container.

In the above alarm device, the sound and light assembly includes a power supply, a wire and an alarm, the sounder is connected in series to the wire, one end of the wire is connected to the power supply, and the other end of the wire passes through the mounting seat and is connected to the trigger switch.

The acousto-optic subassembly is connected with the power including the power that the power supply was used, the wire of connection usefulness and the siren of warning effect, wire one end, and the other end is connected with trigger switch, and the siren is established ties between power and trigger switch, supports along with liquid level height rise and trigger switch through the float and supports to lean on making whole circuit path, and then makes power drive siren carry out work.

Compared with the prior art, the alarm device has the following advantages:

the alarm device comprises an acousto-optic component and a trigger component, the trigger component comprises a regulating plate, a mounting seat, a trigger switch, a net box and a floater, the mounting seat is clamped outside the trigger switch and is clamped with fixing ports of different heights on the regulating plate through a clamping plate matching insertion port, the floater is placed in the net box, the net box is clamped with a clamping raised head on the circumferential inner side wall of the bottom of the mounting seat through a clamping raised head two, the structure of the alarm device is simpler through the detachable installation mode of each component, the assembly precision requirement is low, and further the manufacturing cost of the alarm device is lower.

The density of float is less than solvent density and float itself has electric conductivity, is located the box with a net and floats on the solvent liquid level and supports with trigger switch response position and lean on for whole circuit route, and then make acousto-optic device get into operating condition, the float surface can not lead to the buoyancy to change because the magnetism problem adheres to impurity, guarantees that this alarm device detects the precision higher.

Thirdly, the top end of the adjusting plate is bent to form a clamping groove, the adjusting plate and the container are connected more stably through the clamping mode, the top end of the adjusting plate is turned over to form a lifting part, and the adjusting plate is guaranteed to be clamped more labor-saving.

And fourthly, the floater is spherical, so that the floater is prevented from being stuck with the inner wall of the net cage in the lifting process.

Drawings

Fig. 1 is a schematic structural diagram of the alarm device.

Fig. 2 is an exploded view of the trigger assembly of the alarm device.

Fig. 3 is a schematic structural view of the mount.

In the figure, 1, an acousto-optic component; 1a, a power supply; 1b, a wire; 1c, an alarm; 2. a trigger component; 3. an adjusting plate; 3a, a clamping groove; 3b, a fixed port; 3c, a pulling part; 4. a trigger switch; 4a, a mounting seat; 4a1, interface; 4a11, cardboard; 4b, clamping the first convex head; 5. a net cage; 5a, clamping the raised head II; 6. a float.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1-3, the alarm device comprises an acousto-optic component 1 and a trigger component 2, the acousto-optic component 1 comprises a power supply 1a, an alarm 1c and a lead 1b, the alarm 1c can be a sounder, a illuminator, a vibrator and the like, the trigger component 2 comprises an adjusting plate 3, a mounting seat 4a, a trigger switch 4, a net cage 5 and a floater 6, the power supply 1a is connected in series with the trigger switch 4 through the lead 1b, the alarm 1c is connected in series on the lead 1b between the two, the adjusting plate 3 is in a strip plate shape, the top end of the adjusting plate 3 is bent to form a clamping groove 3a, the adjusting plate 3 can be clamped on a container through the clamping groove 3a, no specific position is needed for installation and fixation, the use is more convenient, the top end of the adjusting plate 3 is also bent to form a lifting part 3c, when the adjusting plate 3 is fixed, a user can manually pull the lifting part 3c to be the clamping groove 3a larger opening at the top end of the adjusting plate 3, and the installation requirement is better met.

As shown in fig. 1-3, at least five fixing openings 3b are formed on the side wall of the adjusting plate 3, a mounting seat 4a is installed outside the trigger switch 4 in a clamping manner, the bottom of the mounting seat 4a is hollowed out for installing the trigger switch 4, four clamping convex heads one 4b are convexly arranged on the circumferential inner side wall of the bottom of the mounting seat 4a, a cylindrical net cage 5 made of stainless steel material is installed at the bottom of the mounting seat 4a, the top end of the net cage 5 is opened, four clamping convex heads two 5a are convexly formed on the circumferential outer side wall of the top end of the net cage 5, the top end of the net cage 5 can be inserted into the bottom of the mounting seat 4a and rotate, so that each clamping convex head one 4b and each clamping convex head two 5a can be correspondingly abutted, the stability of the net cage 5 after installation is ensured, a spherical float 6 is arranged in the net cage 5, the float 6 is made of high temperature resistant plastic material, and the outer surface of the float 6 may be plated with copper or silver to improve conductivity.

The board surface of one side at the top of mount pad 4a is provided with a socket 4a1 that runs through both ends of mount pad 4a, and one side that mount pad 4a has socket 4a1 can insert in certain fixed mouthful 3b on regulating plate 3 and insert socket 4a1 through a cardboard 4a11 for the mount pad can be installed and remain stable on regulating plate 3.

In addition, on one side face of regulating plate 3, be carved with a plurality of scales along the vertical direction of regulating plate, the operator can correspond the scale and go the adjustment to trigger the mounted position of subassembly 2, and the operator also can correspond the scale and read the height of solvent liquid level in the use, has improved this alarm device's detection precision.

The acousto-optic assembly 1 further comprises a winding shaft and a shell for mounting the alarm 1c and the power supply 1a, the alarm 1c and the power supply 1a are both mounted in the shell, the winding shaft is hinged on the shell, and a lead 1b for connecting all parts is possibly too scattered due to the fact that the lead 1b has a longer length after the position of the mounting seat 4a is adjusted, and the redundant lead 1b can be wound on the winding shaft through the rotation of the winding shaft hinged on the shell.

The trigger switch 4 can be coated with a waterproof film to prevent solvent from splashing and being polluted on the sensing part of the starting switch to cause the failure of the trigger switch 4.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the acousto-optic assembly 1, the trigger assembly 2, the adjusting plate 3, the latch slot 3a, the fixing port 3b, the pulling portion 3c, the trigger switch 4, the mounting seat 4a, the socket port 4a1, the latch plate 4a11, the first latch protrusion 4b, the net cage 5, the second latch protrusion 5a, the float 6, etc., are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims (6)

1. The utility model provides an alarm device, is including acousto-optic subassembly (1) and trigger subassembly (2) that are used for sending out the police dispatch newspaper, its characterized in that, trigger subassembly (2) including regulating plate (3), trigger switch (4), net cage (5) and float (6), float (6) density is less than the solvent and has electric conductivity, trigger switch (4) demountable installation is on regulating plate (3), net cage (5) are located trigger switch (4) bottom, net cage (5) circumference lateral wall fretwork setting, float (6) are located net cage (5) and can go up and down along with solvent liquid level, float (6) can make the circuit pass with trigger switch (4) touching.

2. The alarm device according to claim 1, wherein the adjusting plate (3) is in a long plate shape, the top end of the adjusting plate (3) is bent to form a clamping groove (3a), a plurality of fixing ports (3b) are formed in one side of the adjusting plate (3), the trigger switch (4) is externally clamped and fixed with a mounting seat (4a), a plug-in port (4a1) is formed in one side of the mounting seat (4a), and a clamping plate (4a11) used for limiting the mounting seat (4a) in the fixing port (3b) is inserted in the plug-in port (4a 1).

3. The alarm device according to claim 2, wherein a plurality of first clamping protrusions (4b) are arranged on the circumferential inner side wall of the bottom of the mounting seat (4a), a plurality of second clamping protrusions (5a) are arranged on the circumferential outer side wall of the top end of the net cage (5), and the top end of the net cage (5) can be inserted into the bottom of the mounting seat (4a) and can rotate to enable the first clamping protrusions (4b) to abut against the second clamping protrusions (5 a).

4. The warning device according to claim 1, characterized in that the float (6) is spherical.

5. The alarm device according to claim 2, wherein the top end of the adjusting plate (3) is bent outward to form a pulling portion (3 c).

6. The alarm device according to claim 2, wherein the acousto-optic assembly (1) comprises a power supply (1a), a lead (1b) and an alarm (1c), the alarm (1c) is connected in series on the lead (1b), one end of the lead (1b) is connected with the power supply (1a), and the other end of the lead passes through the mounting seat (4a) and is connected with the trigger switch (4).

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