CN210091361U

CN210091361U - Automatic alarm device for water shortage of gas station water tank

Info

Publication number: CN210091361U
Application number: CN201921294233.1U
Authority: CN
Inventors: 王冉旭; 朴日光; 彭国靖
Original assignee: Liaoning Dancarbon Technology Group Co Ltd
Current assignee: Liaoning Dancarbon Technology Group Co Ltd
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2020-02-18
Anticipated expiration: 2029-08-12

Abstract

The utility model discloses an automatic alarm device for water shortage of a gas station water tank, which comprises a copper column, wherein the copper column is vertically arranged, and one end of the copper column is inserted into the water tank; the first normally closed contact of the liquid level relay is electrically connected with the top end of the copper column through a wire, and the first normally closed contact and the first normally open contact of the liquid level relay are connected with a power supply live wire; the second normally closed contact of the electric bell relay is connected with the liquid level relay, the first normally open contact of the electric bell relay is connected through a lead, and the second normally closed contact and the second normally open contact of the electric bell relay are connected with a power supply live wire; and one end of the alarm bell is connected with a power supply zero line, and the other end of the alarm bell is electrically connected with the second normally open contact of the electric bell relay. Has the advantages that: simple structure, installation and maintenance are convenient, and can carry out the water tank for a long time steadily and lack the water warning.

Description

Automatic alarm device for water shortage of gas station water tank

Technical Field

The utility model relates to an artificial graphite electrode production technical field, concretely relates to gas station water tank lacks water autoalarm.

Background

With the development of electric furnace steelmaking in China, the technology of the artificial graphite electrode is mature day by day, a gas station is an important department for providing gas for a calcination workshop and a roasting workshop, although a water tank of the gas station is automatically replenished with water, the automatic water replenishing device breaks down for many times due to long service life, so that the gas furnace worker finds problems untimely, the water shortage temperature of a furnace body is overhigh and other dangerous conditions.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a gas station water tank lacks water autoalarm just in order to solve above-mentioned problem, the utility model provides an among a great deal of technical scheme preferred technical scheme have: the installation is maintained simply, and stable in structure can provide long-time stable technological effects such as lack of water alarming function, see the explanation below for details.

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

the utility model provides a pair of gas station water tank lacks water autoalarm, include: the copper column is vertically arranged, and one end of the copper column is inserted into the water tank;

the first normally closed contact of the liquid level relay is electrically connected with the top end of the copper column through a wire, and the first normally closed contact and the first normally open contact of the liquid level relay are connected with a power supply live wire;

the second normally closed contact of the electric bell relay is connected with the first normally open contact of the liquid level relay through a wire, and the second normally closed contact and the second normally open contact of the electric bell relay are connected with a power supply live wire;

and one end of the alarm bell is connected with a power supply zero line, and the other end of the alarm bell is electrically connected with the second normally open contact of the electric bell relay.

Preferably, an insulating plate is arranged at the top of the water tank, and the top end of the copper column is fixed on the insulating plate.

Preferably, the number of the copper columns is three, and the three copper columns are consistent in diameter and different in length.

Preferably, the three copper columns are respectively a first copper column, a second copper column and a third copper column, the first copper column is 2200mm long, the second copper column is 1800mm long, and the third copper column is 1500mm long; the diameters of the first copper column, the second copper column and the third copper column are phi 8 mm.

Preferably, three groups of first normally closed contacts and first normally open contacts are arranged on the liquid level relay; the three copper columns are respectively electrically connected with the three first normally closed contacts through copper wires, and the three first normally open contacts are connected with the second normally closed contact of the electric bell relay.

Preferably, the liquid level relay is JYB-714B 220V, and the electric bell relay is JQX-13F2Z 1.

To sum up, the utility model has the advantages that: simple structure, installation and maintenance are convenient, and can carry out the water tank for a long time steadily and lack the water warning.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention.

The reference numerals are explained below:

1. a water tank; 2. a first copper pillar; 3. a second copper pillar; 4. a third copper pillar; 5. an insulating plate; 6. a liquid level relay; 7. an electric bell relay; 8. an alarm bell.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1, the utility model provides a gas station water tank lacks water autoalarm, include: the copper column is vertically arranged, and one end of the copper column is inserted into the water tank 1; the liquid level relay 6, the first normally closed contact of the liquid level relay 6 is electrically connected with the top end of the copper column through a wire, the first normally closed contact and the first normally open contact of the liquid level relay 6 are connected with a live wire of a power supply, pins 1 and 8 of the liquid level relay 6 are connected with a 220V power supply, pins 4 are connected with pins 7 of the electric bell relay 7, and pins 3 are connected with a zero line of the power supply; a second normally closed contact of the electric bell relay 7 is connected with a first normally open contact of the liquid level relay 6 through a wire, the second normally closed contact and the second normally open contact of the electric bell relay 7 are connected with a power supply live wire,

pins

4 and 8 of the electric bell relay 7 are connected with the live wire, and pins 5 are connected with 1 power supply wire of the alarm bell 8; one end of the alarm bell 8 is connected with a power supply zero line, and the other end of the alarm bell 8 is electrically connected with a second normally open contact of the electric bell relay 7; liquid level relay 6 is JYB-714B 220V, electric bell relay 7 is JQX-13F2Z1, under the initial condition, under the surface of water that copper post bottom submerged in the water tank 1, when who is less than the copper post bottom, a normally open contact disconnection of liquid level relay 6, it closes to drive corresponding normally closed contact, and then drive electric bell relay 7's normally closed contact disconnection, make its corresponding normally open contact close, and then switch-on alarm bell 8's circular telegram return circuit, thereby report to the police and remind.

As an optional implementation mode, an insulating plate 5 is arranged at the top of the water tank 1, the top end of the copper column is fixed on the insulating plate 5, and the insulating plate 5 can be fixed above the water tank 1 through a bracket or fixed on a wall around the water tank 1 through an external bracket;

the number of the copper columns is three, and the three copper columns have the same diameter and different lengths; the three copper columns are respectively a first copper column 2, a second copper column 3 and a third copper column 4, wherein the first copper column 2 is 2200mm long, the second copper column 3 is 1800mm long, and the third copper column 4 is 1500mm long; the diameters of the first copper column 2, the second copper column 3 and the third copper column 4 are phi 8mm, the first copper column 2 is connected with a pin 5 of the liquid level relay 6, the second copper column 3 is connected with a pin 6 of the liquid level relay 6, and the third copper column 4 is connected with a pin 7 of the liquid level relay 6; three groups of first normally closed contacts and first normally open contacts are arranged on the liquid level relay 6; three copper posts are connected with three first normally closed contact electricity through the copper wire respectively, and three first normally open contact all is connected with the second normally closed contact of electric bell relay 7, through setting up the copper post of three length differences, can report to the police once after every bottom of living breaks away from the surface of water with to the realization is reported to the police to the segmentation of water tank 1 water level.

Simple structure, installation and maintenance are convenient, and can carry out water tank 1 short of water stably for a long time and report to the police.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a gas station water tank lacks water autoalarm which characterized in that includes:

the copper column is vertically arranged, and one end of the copper column is inserted into the water tank (1);

the first normally closed contact of the liquid level relay (6) is electrically connected with the top end of the copper column through a wire, and the first normally closed contact and the first normally open contact of the liquid level relay (6) are connected with a power supply live wire;

a second normally closed contact of the electric bell relay (7) is connected with the first normally open contact of the liquid level relay (6) through a wire, and the second normally closed contact and the second normally open contact of the electric bell relay (7) are connected with a power supply live wire;

the alarm bell (8), alarm bell (8) one end is connected with power zero line, the other end with electric bell relay (7) the second normally open contact electricity is connected.

2. The automatic alarm device for the water shortage of the gas station water tank as claimed in claim 1, wherein: an insulating plate (5) is arranged at the top of the water tank (1), and the top end of the copper column is fixed on the insulating plate (5).

3. The automatic alarm device for the water shortage of the gas station water tank as claimed in claim 1, wherein: the copper columns are arranged in three numbers, and the three copper columns are consistent in diameter and different in length.

4. The automatic alarm device for the water shortage of the gas station water tank as claimed in claim 3, wherein: the three copper columns are respectively a first copper column (2), a second copper column (3) and a third copper column (4), the length of the first copper column (2) is 2200mm, the length of the second copper column (3) is 1800mm, and the length of the third copper column (4) is 1500 mm; the diameters of the first copper column (2), the second copper column (3) and the third copper column (4) are phi 8 mm.

5. The automatic alarm device for the water shortage of the gas station water tank as claimed in claim 3, wherein: three groups of first normally closed contacts and first normally open contacts are arranged on the liquid level relay (6); the three copper columns are respectively electrically connected with the three first normally closed contacts through copper wires, and the three first normally open contacts are connected with the second normally closed contact of the electric bell relay (7).

6. The automatic alarm device for the water shortage of the gas station water tank as claimed in claim 1, wherein: the liquid level relay (6) is JYB-714B 220V, and the electric bell relay (7) is JQX-13F2Z 1.