CN213715156U

CN213715156U - Glass assembly line waste gas monitoring synchronous feedback device

Info

Publication number: CN213715156U
Application number: CN202021833690.6U
Authority: CN
Inventors: 王洪霞; 高秀静; 于起; 高雅琪; 高延浩; 高秀勇
Original assignee: Shijiazhuang Xiongke Technology Co ltd
Current assignee: Shijiazhuang Xiongke Technology Co ltd
Priority date: 2020-08-23
Filing date: 2020-08-23
Publication date: 2021-07-16
Anticipated expiration: 2030-08-23

Abstract

The utility model discloses a glass assembly line waste gas monitoring synchronous feedback device, the kiln comprises a kiln, the kiln is equipped with the feed inlet, the discharge gate, flue and heating element, heating element makes the glass raw materials melting in the kiln, the flue is equipped with first purification unit of flue gas and first gas detector along flue gas flow direction in proper order, PLC controller is connected to first gas detector electricity, the flue exit is equipped with the solenoid valve, PLC controller is connected to the solenoid valve electricity, the flue export includes first export and second export, first export communicates with each other with the external world, second exit linkage second purification unit, the solenoid valve makes first export or second export seal or open respectively. The utility model discloses can carry out synchronous detection and feedback to the flue gas that discharges, make the flue gas that discharges reach emission standard, reach the flue gas that does not discharge the standard vertebra and get into the second and purify the unit, purify once more, make it reach and discharge the standard vertebra, avoid causing the pollution to the atmosphere, be applicable to glass production.

Description

Glass assembly line waste gas monitoring synchronous feedback device

Technical Field

The utility model belongs to the technical field of glass equipment, a glass assembly line exhaust gas monitoring synchronous feedback device is related to.

Background

The glass is used as a general facing decoration material, is cheap and good, firm and durable, is acid-alkali resistant, has soft and bright color and is popular with people. However, the emission of particulate pollutants, sulfur oxides, nitrogen oxides, and the like, which are the main pollutants in the exhaust gas generated in the production process of a glass plant, seriously affects the environment. The exhaust gas thus produced must be purified to meet emission standards before it can be discharged into the air.

However, in the existing exhaust gas treatment, it is impossible to know whether the exhaust gas discharged into the air meets the emission standard in time, so it is particularly important to design a feedback device capable of synchronously monitoring the emission standard of the exhaust gas.

SUMMERY OF THE UTILITY MODEL

The utility model provides a solve the glass assembly line exhaust gas monitoring synchronous feedback device that current equipment can not the synchronous monitoring exhaust emission standard.

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

the utility model provides a glass assembly line waste gas monitoring synchronous feedback device, includes the kiln, the kiln is equipped with feed inlet, discharge gate, flue and heating unit, the heating unit makes the glass raw materials melting in the kiln, the flue is equipped with first purification unit of flue gas and first gas detector along flue gas flow direction in proper order, PLC controller is connected to first gas detector electricity, the flue exit is equipped with the solenoid valve, PLC controller is connected to the solenoid valve electricity, the flue exit includes first export and second export, first export communicates with each other with the external world, second exit linkage second purification unit, the solenoid valve makes first export or second export seal or open respectively.

As the limited, the heating unit comprises a gas pipeline, combustible gas and a combustion fan, the gas pipeline is provided with a gas adjustable switch, the gas adjustable switch is positioned on the outer side of the kiln, the combustion fan is provided with a rotating speed adjustable switch, and the combustion fan is electrically connected with a power supply.

As another definition, the first gas detector is located between the first purge unit and the solenoid valve.

By way of further limitation, the second outlet is connected to a second gas detector, and the second gas detector is electrically connected to the PLC controller.

As a further limitation, the PLC is electrically connected with an alarm, and the alarm is an audible and visual alarm.

By way of further limitation, the first outlet is provided with a first protective net, and the first protective net can prevent foreign matters from blocking the first outlet.

As a further limitation, the first outlet is provided with a first rain guard, and the first protective net is located between the first rain guard and the first outlet.

As a further limitation, the first rain guard is arc-shaped, and the arc-shaped concave surface is far away from the first protective net.

By way of further limitation, the first rain guard is connected with an air speed sensor, and the air speed sensor is electrically connected with the PLC.

As a further limitation, a second protective net and a second rain guard are arranged at the second outlet, the second protective net is located between the second outlet and the second rain guard, the second rain guard is arc-shaped, and the arc-shaped concave surface is far away from the second protective net.

The utility model discloses owing to adopted foretell structure, it compares with prior art, and the technical progress who gains lies in: the utility model discloses a flue is equipped with flue gas first purification unit and first gas detector along flue gas flow direction in proper order, flue gas that the flue gas first purification unit produced in to the kiln purifies, make the flue gas reach emission standard, first gas detector carries out synchronous detection to the exhaust flue gas that purifies, first gas detector electricity is connected the PLC controller, the PLC controller sets for the threshold value according to emission standard vertebra, the flue exit is equipped with the solenoid valve, the PLC controller is connected to the solenoid valve electricity, the flue exit includes first export and second export, the first export communicates with the external world, make the flue gas that reaches emission standard vertebra discharge, the second export is connected the second purification unit, the solenoid valve makes first export or second export seal or open respectively, this kind of setting, set for the PLC controller threshold value according to the flue gas emission standard vertebra, the flue gas that produces in the kiln passes through the exhaust gas that flue gas first purification unit purified, the first gas detector detects the smoke, the first gas detector transmits a detected signal to the PLC, the PLC compares and analyzes the signal transmitted by the first gas detector, and when the signal transmitted by the first gas detector is lower than a threshold value, the electromagnetic valve closes the second outlet to discharge the smoke at the first outlet; when the signal transmitted by the first gas detector is higher than the threshold value, the electromagnetic valve closes the first outlet, so that the flue gas enters the second purification unit, is purified again to reach the emission standard vertebra, and then is discharged through the second outlet; to sum up, the utility model discloses can carry out synchronous detection and feedback to the flue gas that discharges, make the flue gas that discharges reach emission standard, reach the flue gas that does not discharge the standard vertebra and get into the second and purify the unit, purify once more, make it reach and discharge the standard vertebra, avoid causing the pollution to the atmosphere, be applicable to glass production.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a frame diagram of an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a first protection net according to an embodiment of the present invention;

fig. 4 is a schematic structural view of the first rain guard of the embodiment of the present invention.

Labeling components: 1-a furnace, 101-a feed inlet, 102-a discharge outlet, 2-a flue, 3-a heating unit, 301-a gas pipeline, 302-a combustion fan, 303-a gas adjustable switch, 304-a rotating speed adjustable switch, 4-a first purification unit, 5-a first gas detector, 6-a PLC (programmable logic controller), 7-an electromagnetic valve, 8-a first outlet, 9-a second outlet, 10-a second purification unit, 11-a power supply, 12-a second gas detector, 13-an alarm, 14-a first protective net, 15-a first rainproof plate, 16-an air speed sensor, 17-a second protective net and 18-a second rainproof plate.

Detailed Description

The preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are for purposes of illustration and explanation only and are not intended to limit the invention.

Embodiment glass assembly line exhaust-gas monitoring synchronous feedback device

The embodiment discloses a glass production line waste gas monitoring synchronous feedback device, as shown in fig. 1 and fig. 2, which comprises a kiln 1, wherein the kiln 1 is manufactured by the prior art in the field, the kiln 1 is provided with a feed inlet 101, a discharge outlet 102, a flue 2 and a heating unit 3, a conveying belt sends raw materials for preparing glass into the kiln 1 through the feed inlet 101, the raw materials are melted by the heating unit 3, the melted fluid is discharged out of the kiln 1 through the discharge outlet 102, the flue 2 is made of glass steel tubes or made of steel materials through welding, the flue 2 is sequentially provided with a first flue gas purification unit 4 and a first gas detector 5 along the flow direction of flue gas, the first gas detector 5 is electrically connected with a PLC controller 6, the PLC controller 6 is electrically connected with a power supply, the PLC controller 6 sets a threshold value through a flue gas discharge standard vertebra, flue gas generated in the melting process of glass raw materials enters the first flue gas purification unit 4 through the flue 2, the first purification unit 4 adopts the existing glass flue gas purification equipment, the flue gas is desulfurized, dedusted and dehydrated in the first purification unit 4, the flue gas is discharged after reaching the emission standard through the detection of the first gas detector 5, the flue gas higher than the emission standard enters the second purification unit 10 for secondary purification, the second purification unit 10 can adopt a gas purifier, the second purification unit 10 can also be the same as the first purification unit 4 to ensure that the flue gas reaches the emission standard for discharge, the electromagnetic valve 7 is arranged at the outlet of the flue 2, the electromagnetic valve 7 is connected with the side wall of the flue 2 through bolts, the arrangement is convenient for maintaining or replacing the electromagnetic valve 7, the electromagnetic valve 7 is electrically connected with the PLC controller 6, the outlet of the flue 2 comprises a first outlet 8 and a second outlet 9, the electromagnetic valve 7 respectively seals or opens the gas inlet end of the first outlet 8 or the gas inlet end of the second outlet 9, namely when the electromagnetic valve 7 seals the gas inlet end of the second outlet 9, the first outlet 8 is opened, the first outlet 8 is communicated with the outside, and the first outlet is used for discharging the gas when the smoke passing through the first purification unit 4 reaches the discharge standard; when the electromagnetic valve 7 closes the air inlet end of the first outlet 8, the air inlet end of the second outlet 9 is opened, the air inlet end of the second outlet 9 is connected with the second purification unit 10 through a pipeline, and the second purification unit 10 is used for purifying the flue gas which passes through the first purification unit 4 and does not reach the air when the flue gas is discharged to the standard vertebra, so that the flue gas reaches the discharge standard vertebra and is discharged through the exhaust end of the second outlet 9; when the gas emission standard detection device needs to work, firstly, a threshold value of a PLC (programmable logic controller) 6 is set according to a gas emission standard, flue gas generated in production of a kiln 1 enters a first flue gas purification unit 4 through a flue 2, the purified flue gas passes through a first gas detector 5, the first gas detector 5 is positioned between the first purification unit 4 and an electromagnetic valve 7, the first gas detector 5 transmits a detected signal to the PLC 6, the PLC 6 analyzes the signal transmitted by the first gas detector 5 through comparison, when the transmitted signal is lower than the threshold value, the electromagnetic valve 7 seals a second outlet 9, and gas reaching the emission standard is discharged through the first outlet 8; when the transmitted signal is higher than the threshold value, the electromagnetic valve 7 closes the first outlet 8, so that the flue gas which does not reach the emission standard enters the second purifier 10 for secondary purification, and the flue gas is discharged after meeting the emission standard; the advantage of this embodiment lies in from above-mentioned setting, can real-time supervision waste gas, the flue gas promptly to signal synchronous feedback that monitors is to PLC controller 6, realized carrying out synchronous detection and feedback to the flue gas of emission, make the flue gas of emission reach emission standard, the flue gas that does not reach emission standard gets into second purification unit 10, purifies once more, makes it reach emission standard, avoids causing the pollution to the atmosphere.

A preferable structure of the heating unit 3 in this embodiment is, as shown in fig. 1, the heating unit 3 includes a gas pipeline 301, a combustible gas and a combustion-supporting fan 302, the gas pipeline 301 is formed by welding steel pipes, the gas pipeline 301 is provided with a gas adjustable switch 303, the gas adjustable switch 303 is not shown in the figure, the gas adjustable switch 303 can be used for adjusting the flow rate of the combustible gas, that is, adjusting the size of the flame of the heating unit 3, the gas adjustable switch 303 is located outside the kiln 1, the combustible gas is preferably natural gas, the combustion-supporting fan 302 is provided with a rotation speed adjustable switch 304, the rotation speed adjustable switch 304 is not shown in the figure, the combustion-supporting fan 302 is electrically connected to the power supply 11, and the rotation speed adjustable switch 304 can adjust the rotation speed of the combustion-supporting fan 302 to enable; the advantage of this embodiment is that with the above arrangement, the combustible gas can be fully combusted and the size of the flame of the combustible gas can be controlled.

In a preferred structure of the second outlet 9 of this embodiment, as shown in fig. 1, a sidewall of the second outlet 9 is connected to a second gas detector 12 through a bolt, the second gas detector 12 is electrically connected to the PLC controller 6, the second gas detector 12 transmits a monitored signal to the PLC controller 6, and the PLC controller 6 analyzes and compares the signal transmitted by the second gas detector 12, so that when the signal is lower than a threshold value, gas reaching a discharge standard is discharged; the PLC controller 6 is electrically connected with the alarm 13, the alarm 13 is an audible and visual alarm, when the PLC controller 6 analyzes that a signal transmitted by the first gas detector 5 is higher than a threshold value, the PLC controller 6 sends a signal to the alarm 13 to enable the alarm 13 to send an alarm signal to remind a worker to maintain the first purifying unit 4 in time, meanwhile, the PLC controller 6 sends a signal to the electromagnetic valve 7 to enable the electromagnetic valve 7 to close the first outlet 8 and open the second outlet 9 to enable smoke to enter the second purifying unit 10 to be purified again, and the smoke reaches the emission standard; therefore, the present embodiment has the advantages that with the above arrangement, the standard of the exhaust gas of the second outlet 9 can be monitored in real time and synchronously fed back to the PLC controller 6; the alarm 13 can remind an operator to maintain or replace the first purifying unit 4 in time.

A preferable structure of the first outlet 8 in this embodiment is that, as shown in fig. 1, 3, and 4, the first outlet 8 is connected to a first protective net 14 through a bolt, and the first protective net 14 is arranged to prevent foreign matters from entering the first outlet 8 and blocking the flue 2; the first outlet 8 is connected with a first rain guard 15 through a support, the first protective net 14 is positioned between the first rain guard 15 and the first outlet 8, and the arrangement of the first rain guard 15 can prevent rainwater or rain and snow from entering the flue 2 through the first outlet 8 in severe weather, so that the service life of the flue 2 is shortened; the first rain guard 15 is arc-shaped, and the arc-shaped concave surface is far away from the first protective net 14, so that rainwater or rain and snow on the surface of the first rain guard 15 can easily slide down; the first rain guard 15 is connected with the wind speed sensor 16 through a bolt, the wind speed sensor 16 is electrically connected with the PLC 6, the PLC 6 sets a threshold value of the wind speed sensor 16, if the threshold value is zero, the wind speed sensor 16 detects the wind speed of the first outlet 8 and transmits the detected signal to the PLC 6, the PLC 6 analyzes the signal transmitted by the wind speed sensor 16, when the electromagnetic valve 7 closes the first outlet 8, the signal transmitted by the wind speed sensor 16 is zero, the PLC 6 sends a signal to the alarm 13, so that the alarm 13 sends an alarm signal, the alarm function of the alarm 13 can be improved, and the situation that when the connection between the first gas detector 5 and the PLC 6 is disconnected, the alarm 13 cannot receive the signal sent by the PLC 6 and cannot send the alarm signal is avoided; the advantage of this embodiment lies in from this, adopts above-mentioned setting, can avoid in the foreign matter gets into first export 8, causes flue 2 to block up, improves the life of flue 2, improves the alarming function of alarm 13.

A preferable structure of the second outlet 9 in this embodiment is, as shown in fig. 1, fig. 3, and fig. 4, the second outlet 9 is provided with a second protective net 17 and a second rain guard 18, the second protective net 17 is located between the second outlet 9 and the second rain guard 18, the second rain guard 18 is in an arc shape, a concave surface of the arc shape is far away from the second protective net 17, such an arrangement can prevent foreign matters from entering the second outlet 9 to cause the outlet of the second purification unit 10 to be blocked, the second rain guard 18 can prevent rainwater or rain and snow from entering the second outlet 9 in severe weather to cause the service life of the second purification unit 10 to be reduced, and the arc shape can make rainwater or rain and snow on the surface of the second rain guard 18 easily fall off; the advantage of this embodiment lies in that, adopt above-mentioned setting, can avoid the second to purify unit 10 export jam, avoid rainwater or sleet to get into second purification unit 10 through second export 9, cause second purification unit 10 life to reduce, make the surperficial foreign matter of second flashing 18 easily drop.

The embodiment of the utility model provides a theory of operation as follows:

when the gas emission standard detection device needs to work, firstly, a threshold value of a PLC (programmable logic controller) 6 is set according to a gas emission standard, flue gas generated in production of a kiln 1 enters a first flue gas purification unit 4 through a flue 2, the purified flue gas passes through a first gas detector 5, the first gas detector 5 transmits a detected signal to the PLC 6, the PLC 66 analyzes the signal transmitted by the first gas detector 5 through comparison, when the transmitted signal is lower than the threshold value, an electromagnetic valve 7 seals a second outlet 9, and gas reaching the emission standard is discharged through a first outlet 8; when the transmitted signal is higher than the threshold value, the PLC 6 sends a signal to the electromagnetic valve 7 to enable the electromagnetic valve 7 to seal the first outlet 8, meanwhile, the PLC 6 sends a signal to the alarm 13 to enable the alarm 13 to send an alarm signal, meanwhile, the rotation speed sensor 16 transmits the detected signal of the first outlet 8 to the PLC 6, the PLC 6 compares and analyzes the received signal, and when the PLC 6 sends the alarm signal to the alarm 13, the PLC does not send the alarm signal to the alarm 13; after the PLC 6 receives the signal transmitted by the rotating speed sensor 16, when the PLC 6 does not send an alarm signal to the alarm 13 through analysis and comparison, the PLC 6 sends a signal to the alarm 13, so that the alarm 13 sends an alarm signal, and the flue gas which does not reach the emission standard enters the second purifying unit 10 to be purified again, so that the flue gas meets the emission standard and is discharged.

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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the protection of the claims of the present invention.

Claims

1. The utility model provides a glass assembly line waste gas monitoring synchronous feedback device, includes kiln (1), kiln (1) is equipped with feed inlet (101), discharge gate (102), flue (2) and heating unit (3), heating unit (3) make the glass raw materials melting in kiln (1), its characterized in that: flue (2) are equipped with the first purification unit of flue gas (4) and first gas detector (5) along flue gas flow direction in proper order, PLC controller (6) is connected to first gas detector (5) electricity, flue (2) exit is equipped with solenoid valve (7), PLC controller (6) is connected to solenoid valve (7) electricity, flue (2) export is including first export (8) and second export (9), first export (8) communicate with each other with the external world, second purification unit (10) are connected in second export (9), solenoid valve (7) make first export (8) or second export (9) seal or open respectively.

2. The glass production line waste gas monitoring synchronous feedback device of claim 1, wherein: heating element (3) include gas pipeline (301), combustible gas and combustion fan (302), gas pipeline (301) are equipped with gaseous adjustable switch (303), gaseous adjustable switch (303) are located kiln (1) outside, combustion fan (302) are equipped with adjustable switch of rotational speed (304), combustion fan (302) electric connection power (11).

3. The glass production line waste gas monitoring synchronous feedback device of claim 1, wherein: the first gas detector (5) is located between the first purification unit (4) and the solenoid valve (7).

4. The glass production line waste gas monitoring synchronous feedback device of claim 1, wherein: and the second outlet (9) is connected with a second gas detector (12), and the second gas detector (12) is electrically connected with the PLC (6).

5. The glass flow line exhaust gas monitoring synchronous feedback device of any one of claims 1-4, wherein: the PLC controller (6) is electrically connected with an alarm (13), and the alarm (13) is an audible and visual alarm.

6. The glass assembly line waste gas monitoring synchronous feedback device of claim 5, wherein: the first outlet (8) is provided with a first protective net (14), and the first protective net (14) can prevent foreign matters from blocking the first outlet (8).

7. The glass assembly line waste gas monitoring synchronous feedback device of claim 6, wherein: the first outlet (8) is provided with a first rain guard (15), and the first protective net (14) is located between the first rain guard (15) and the first outlet (8).

8. The glass assembly line waste gas monitoring synchronous feedback device of claim 7, wherein: the first rain-proof plate (15) is arc-shaped, and the arc-shaped concave surface is far away from the first protective net (14).

9. The glass assembly line waste gas monitoring synchronous feedback device of claim 8, wherein: the first rain-proof plate (15) is connected with an air speed sensor (16), and the air speed sensor (16) is electrically connected with the PLC (6).

10. The glass assembly line waste gas monitoring synchronous feedback device of claim 5, wherein: the second outlet (9) is provided with a second protective net (17) and a second rainproof plate (18), the second protective net (17) is located between the second outlet (9) and the second rainproof plate (18), the second rainproof plate (18) is arc-shaped, and the arc-shaped concave surface is far away from the second protective net (17).