CN209978011U

CN209978011U - Boiler water shortage fault alarm device

Info

Publication number: CN209978011U
Application number: CN201920440687.9U
Authority: CN
Inventors: 韩军
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-02
Filing date: 2019-04-02
Publication date: 2020-01-21
Anticipated expiration: 2029-04-02

Abstract

The utility model relates to a boiler water shortage fault alarm device, which comprises a base, wherein a water storage tank is fixedly arranged at the left end of the top surface of the base, an alarm is fixedly arranged at the upper right end of the front side of the water storage tank, an electric cabinet is fixedly arranged at the middle end of the top of the water storage tank, two groups of supporting frames are fixedly arranged at the right end of the top surface of the base, a boiler body is fixedly arranged at the tops of the two groups of supporting frames, a water pump is, and the water pump is arranged between the water storage tank and the boiler body, the utility model provides a boiler water shortage fault alarm device, by arranging two groups of sensor structures, the monitoring accuracy of the water level change condition in the boiler is ensured, and be provided with communication module in electric cabinet inside, can receive the water level data information that is detected by two sets of sensors with the PLC controller, send to the outside, can realize long-rangely carrying out effectual control to the boiler water level.

Description

Boiler water shortage fault alarm device

Technical Field

The utility model relates to a boiler equipment technical field, concretely relates to boiler water shortage fault alarm device.

Background

The boiler is before burning, at first need add a certain amount of water to the boiler in, need monitor the water level when adding, prevents to add too much or too little, at this moment need use water level monitoring device, and current water level monitoring device design simple structure, the function singleness.

The boiler water level monitoring device comprises a base, supporting blocks are welded at four corners of the outer wall of the bottom of the base, grooves are formed in the outer wall of the bottom of each supporting block, a hydraulic cylinder is fixed to the inner wall of the top of each groove through screws, a universal wheel is fixed to one end of a piston rod of each hydraulic cylinder through screws, a supporting table is fixed to one side of the outer wall of the top of the base through screws, a boiler is fixed to the outer wall of the top of the boiler through screws, a support is fixed to the outer wall of the top of the support through screws, a motor is fixed to the outer wall of the top of the support through screws, a reel is sleeved on an output shaft of the motor, a steel wire rope is wound on the outer wall of the reel, a wireless water level sensor is fixed to one end, away from the reel, of the steel wire rope through screws, a supporting frame, and an alarm is fixed on one side of the outer wall of the top of the control box through a screw, and a wireless signal receiver is fixed on the other side of the outer wall of the top of the control box through a screw. The inner wall of the control box is fixed with a PCB circuit board through screws, the outer wall of the PCB circuit board is welded with a processor, and the inner wall of the top of the control box is fixed with a cooling fan through screws. First mounting groove has been seted up to one side outer wall of control box, and the inner wall of first mounting groove passes through the fix with screw and has the display screen. The outer wall that the control box is located first mounting groove below has seted up the second mounting groove, and the inner wall of second mounting groove has operating keyboard through the fix with screw.

Above-mentioned utility model although can monitor the inside water level of boiler, but the device can only be applicable to the boiler of small dimension and use to only by a set of level sensor, the precision of the inside water level measurement of boiler that realizes is not high, consequently needs to develop a boiler lack of water fault alarm device and solves above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a boiler water shortage fault alarm device through setting up two sets of sensor structures, guarantees the precision to the inside water level change condition control of boiler to at the inside communication module that is provided with of electric cabinet, can receive the water level data information that detects by two sets of sensors with the PLC controller, send to the outside, can realize long-rangely carrying out effectual control to the boiler water level.

In order to realize the technical scheme, the utility model discloses a following technical scheme:

a boiler water shortage fault alarm device comprises a base, wherein a water storage tank is fixedly mounted at the left end of the top surface of the base, an alarm is fixedly mounted at the upper right end of the front side of the water storage tank, an electric cabinet is fixedly mounted at the middle end of the top of the water storage tank, two groups of supporting frames are fixedly mounted at the right end of the top surface of the base, a boiler body is fixedly mounted at the tops of the two groups of supporting frames, a water pump is fixedly mounted on the top surface, the water pump is arranged between the water storage tank and the boiler body, an electromagnetic valve is fixedly mounted at a through hole formed in the upper left end of the boiler body, a transmission pipe is fixedly mounted between the left side input end of the electromagnetic valve and the output end of the water pump, a water outlet pipe penetrates through the lower end of, the bottom side of the tether end is fixedly provided with a floating body, the middle end of the bottom side of the floating body is fixedly provided with a water level sensor, and the right end of the bottom side in the boiler body is fixedly provided with a water pressure sensor.

Preferably, a control switch is fixedly mounted on the front side of the outside of the electric cabinet, a PLC controller is fixedly mounted on the left end of the bottom side of the inside of the electric cabinet, and a communication module is fixedly mounted on the right end of the bottom side of the inside of the electric cabinet.

Preferably, the communication module, the alarm, the water level sensor and the water pressure sensor are electrically connected with the PLC, the electromagnetic valve is electrically connected with the water pump and the control switch, and the PLC is electrically connected with an external power supply through the control switch.

Preferably, a water filling port is arranged at the left end of the top side of the water storage tank, and a water outlet formed at the lower end of the right side of the water storage tank is communicated with the input end of the water pump through a connecting pipe fixedly connected with the water outlet.

Preferably, the lower end of the transmission pipe is provided with a regulating valve, the regulating valve is a manual butterfly valve, and the alarm is a buzzer.

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

1. if the water level in the boiler furnace body crosses when low, along with the continuous decline of the inside water level of furnace body, make the pressure numerical value that water pressure sensor received constantly reduce, when hydraulic numerical value is less than a certain journey degree value, water pressure sensor gives the PLC controller with signal transmission, and the PLC controller starts the alarm and rings, reminds staff's boiler inside to be about to lack of water.

2. And in the process of adding water into the water boiler, the floating body drives the water level sensor to float upwards along with the continuous rising of the liquid level in the boiler body, when the water level sensor floats upwards to a certain height, the signal of the high liquid level is sent to the PLC, the alarm is sounded again, and the excessive water is prevented from being added into the boiler body.

3. Through setting up two sets of sensor structures, guarantee the precision to the inside water level change condition control of boiler to be provided with communication module in electric cabinet inside, can receive the water level data information that is detected by two sets of sensors with the PLC controller, send to the outside, can realize long-rangely carrying out effectual control to the boiler water level.

Drawings

Fig. 1 is a schematic structural view of a water shortage fault alarm device for a boiler according to the present invention;

FIG. 2 is an enlarged view of A in FIG. 1;

FIG. 3 is a schematic structural view of the inside of the electric cabinet of the present invention;

fig. 4 is a schematic diagram of the circuit arrangement of the present invention.

In the figure: the system comprises a base 1, a water storage tank 2, an alarm 3, an electric cabinet 4, a support frame 5, a boiler body 6, a water pump 7, an electromagnetic valve 8, a transmission pipe 9, a water outlet pipe 10, a tether 11, a tether 12, a tether end 13, a floating body 14, a water level sensor 15, a water pressure sensor 16, a control switch 17, a PLC controller 18, a communication module 18 and an adjusting valve 19.

Detailed Description

Referring to fig. 1, 2, 3 and 4, the utility model relates to a boiler water shortage fault alarm device, which comprises a base 1, a water storage tank 2 is fixedly arranged at the left end of the top surface of the base 1, an alarm 3 is fixedly arranged at the right upper end of the front side of the water storage tank 2, an electric cabinet 4 is fixedly arranged at the middle end of the top of the water storage tank 2, two groups of supporting frames 5 are fixedly arranged at the right end of the top surface of the base 1, a boiler body 6 is fixedly arranged at the top of the two groups of supporting frames 5, a water pump 7 is fixedly arranged on the top surface, the water pump 7 is arranged between the water storage tank 2 and the boiler body 6, a solenoid valve 8 is fixedly arranged at a through hole arranged at the upper end of the left side of the boiler body 6, a transmission pipe 9 is fixedly arranged between the left side, the lower end of the tether 11 is fixedly connected with a tether end 12, the bottom side of the tether end 12 is fixedly provided with a floating body 13, the middle end of the bottom side of the floating body 13 is fixedly provided with a water level sensor 14, and the right end of the bottom side inside the boiler body 6 is fixedly provided with a water pressure sensor 15.

Concretely, the outside front side fixed mounting of electric cabinet 4 has control switch 16, the left end fixed mounting of the inside bottom side of electric cabinet 4 has PLC controller 17, the right-hand member fixed mounting of the inside bottom side of electric cabinet 4 has communication module 18, alarm 3, level sensor 14 and water pressure sensor 15 all are connected with PLC controller 17 looks electricity, solenoid valve 8 is connected with control switch 16 looks electricity with water pump 7, and PLC controller 17 is connected with external power source looks electricity through

control switch

16, 2 top sides left end of storage water tank is provided with the filler, the delivery port that 2 right sides lower extreme of storage water tank was seted up is linked together through the connecting pipe that its fixed connection had with water pump 7's input, set up on the transmission pipe 9 lower extreme and install governing valve 19, and governing valve 19 is manual butterfly valve, alarm 3 is bee calling organ.

The utility model discloses when using, through meeting control switch 16 and external power source, switch-on PLC controller 17 and two sets of sensor work, after the outside drainage of boiler, perhaps the boiler is at the in-process of boiling water, if the water level in the boiler furnace body 6 is low when low excessively, along with the continuous decline of the inside water level of furnace body, make pressure sensor 15 received pressure numerical value constantly reduce, when hydraulic numerical value is less than a certain journey value, pressure sensor 15 gives PLC controller 17 with signal transmission, PLC controller 17 starts alarm 3 and rings, remind the inside lack of water that is about to of staff's boiler. The water pump 7 and the electromagnetic valve 8 are started through the control switch 16, the water source in the water storage tank 2 is sent into the boiler body 6, and the water in the boiler body is prevented from being completely dried. In the process of adding water into the boiler, the speed of water inlet can be controlled by the regulating valve 19, in the process of adding water into the water boiler, the floating body 13 drives the water level sensor 14 to float upwards along with the continuous rising of the liquid level in the boiler body, when the water level sensor 14 floats upwards to a certain height, a signal of a high liquid level is sent to the PLC 17, the alarm 3 is made to sound again, and the phenomenon that excessive water is added into the boiler body 6 is avoided.

The model of above-mentioned PLC controller is Mitsubishi QX41Y41P, and communication module's model is Mitsubishi FX3U, and control circuit can realize through the simple programming of technical staff in this field, belongs to the common general knowledge in this field, only uses it, does not improve it, and the utility model discloses mainly report to the police with the situation of boiler water shortage, so the utility model discloses no longer explain control mode and circuit connection in detail.

It is to be understood that the invention is not limited in its application to the details of construction and the arrangement of components set forth herein. The present invention is capable of other embodiments and of being practiced and carried out in a variety of ways. The foregoing variations and modifications fall within the scope of the present invention. It will be understood that the invention disclosed and defined herein extends to all alternative combinations of two or more of the individual features mentioned or evident from the text and/or drawings. The embodiments described herein explain the best modes known for practicing the invention and will enable others skilled in the art to utilize the invention.

Claims

1. The utility model provides a boiler water shortage fault alarm device, includes base (1), its characterized in that: the water boiler is characterized in that a water storage tank (2) is fixedly mounted at the left end of the top surface of the base (1), an alarm (3) is fixedly mounted at the upper right end of the front side of the water storage tank (2), an electric cabinet (4) is fixedly mounted at the middle top end of the water storage tank (2), two groups of support frames (5) are fixedly mounted at the right end of the top surface of the base (1), a boiler body (6) is fixedly mounted at the top of the two groups of support frames (5), a water pump (7) is fixedly mounted on the top surface, the water pump (7) is arranged between the water storage tank (2) and the boiler body (6), a solenoid valve (8) is fixedly mounted at a through hole formed in the upper left side of the boiler body (6), a transmission pipe (9) is fixedly mounted between the left side input end of the solenoid valve (8), the boiler comprises a boiler body (6), and is characterized in that a tether (11) is arranged at the middle end of the top side in the boiler body (6), a tether end (12) is fixedly connected to the lower end of the tether (11), a floating body (13) is fixedly mounted at the bottom side of the tether end (12), a water level sensor (14) is fixedly mounted at the middle end of the bottom side of the floating body (13), and a water pressure sensor (15) is fixedly mounted at the right end of the bottom side in the boiler body (6).

2. The boiler water shortage fault warning device according to claim 1, characterized in that: the front side of the outside of the electric cabinet (4) is fixedly provided with a control switch (16), the left end of the bottom side of the inside of the electric cabinet (4) is fixedly provided with a PLC (programmable logic controller) controller (17), and the right end of the bottom side of the inside of the electric cabinet (4) is fixedly provided with a communication module (18).

3. The boiler water shortage fault warning device according to claim 2, characterized in that: communication module (18), alarm (3) water level sensor (14) with water pressure sensor (15) all with PLC controller (17) looks electrical connection, solenoid valve (8) with water pump (7) with control switch (16) looks electrical connection, just PLC controller (17) pass through control switch (16) and external power source looks electrical connection.

4. The boiler water shortage fault warning device according to claim 1, characterized in that: a water filling port is arranged at the left end of the top side of the water storage tank (2), and a water outlet formed at the lower end of the right side of the water storage tank (2) is communicated with the input end of the water pump (7) through a connecting pipe fixedly connected with the water outlet.

5. The boiler water shortage fault warning device according to claim 1, characterized in that: an adjusting valve (19) is arranged at the lower end of the transmission pipe (9), the adjusting valve (19) is a manual butterfly valve, and the alarm (3) is a buzzer.