CN213499989U

CN213499989U - Pulping device

Info

Publication number: CN213499989U
Application number: CN202021772410.5U
Authority: CN
Inventors: 李长明; 李慧琳; 母宣贻
Original assignee: Quanzhou Fuyuan Thermal Insulation Material Co ltd
Current assignee: Quanzhou Fuyuan Thermal Insulation Material Co ltd
Priority date: 2020-08-22
Filing date: 2020-08-22
Publication date: 2021-06-22
Anticipated expiration: 2030-08-22

Abstract

The utility model belongs to the technical field of insulation material processing technique and specifically relates to a pulping device is related to, including the stirring pond, be equipped with the protection casing above the stirring pond, the protection casing is equipped with the mechanism of removing useless. The protective cover is arranged on the stirring tank, so that emission of waste smoke and waste gas generated in the pulping process can be reduced, the pollution area of the waste smoke and the waste gas is reduced, and the waste smoke and the waste gas are concentrated in the protective cover. And the waste removing mechanism arranged on the protective cover is used for removing waste smoke and waste gas concentrated in the protective cover.

Description

Pulping device

Technical Field

The application relates to the technical field of heat-insulating material processing, in particular to a pulping device.

Background

In the fields of buildings, industrial equipment, ships and the like, heat insulating materials are often used to improve the heat insulating performance of buildings, equipment or ships.

The heat-insulating material prepared by using silicate as a main raw material is the most commonly used heat-insulating material due to long service life, no toxicity, no odor and long heat-insulating property retention time, and has the advantages of light weight, convenient construction and the like compared with other heat-insulating materials.

The silicate heat-insulating material is prepared by taking silicate as a raw material and adding auxiliary materials such as a foaming agent and the like through the steps of raw material preparation, pulping, blank making, drying and forming. In the steps of pulping, drying and forming, waste gas or waste smoke is often generated. Generally, a fan or the like is often used to blow off and discharge waste gas or waste smoke generated in the pulping step to a working area.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the exhaust gas or exhaust fume generated in the pulping process is not treated completely, which may cause pollution to the atmosphere and may harm the health of field workers.

SUMMERY OF THE UTILITY MODEL

In order to improve the treatment effect of waste gas, exhaust fume, this application provides a pulping device.

The application provides a pulping device adopts following technical scheme:

the utility model provides a pulping device, includes the stirring pond, be equipped with the protection casing above the stirring pond, the protection casing is equipped with and removes useless mechanism.

Through adopting above-mentioned technical scheme, set up the protection casing above the stirring pond, can reduce the waste smoke waste gas that produces among the slurrying process and give off, reduce the pollution area of waste smoke, concentrate waste smoke waste gas in the protection casing. And the waste removing mechanism arranged on the protective cover is used for removing waste smoke and waste gas concentrated in the protective cover.

Preferably, the waste removing mechanism comprises a suction and exhaust fan and a suction and exhaust pipeline, and the suction and exhaust fan is arranged on the inner side of the protective cover; the suction and discharge pipeline is positioned outside the protective cover; one end of the suction and exhaust pipeline extends into the protective cover and is communicated with the suction and exhaust fan.

By adopting the technical scheme, the waste smoke and the waste smoke are sucked from the protective cover and the stirring pool by the suction and exhaust fan and then are discharged from the suction and exhaust pipeline.

Preferably, the shield comprises side panels and a top panel; the side plate is fixedly arranged on the stirring tank; the top plate is fixedly arranged at the top of the side plate; the protective cover is attached to the outer side of the protective cover and located between the side plate and the top plate.

Through adopting above-mentioned technical scheme, the protection casing mainly comprises curb plate, roof, inoxidizing coating, is convenient for install on the stirring pond. The protective layer is additionally arranged between the side plate and the top plate, so that the air tightness between the side wall and the top wall of the protective cover can be enhanced, and the waste smoke and waste gas are reduced to overflow to pollute the air outside the protective cover.

Preferably, the protective layer is a metal plate.

Through adopting above-mentioned technical scheme, the metal sheet can further improve the gas tightness between protection casing lateral wall and the roof, reduces the exhaust fume waste gas and spills over from the joint gap between curb plate and the roof.

Preferably, a feed inlet is formed in one side of the protective cover, and a baffle matched with the feed inlet is arranged on the feed inlet; and a sealing cushion layer is arranged between the baffle and the feed inlet.

By adopting the technical scheme, the raw and auxiliary materials for pulping are added into the stirring pool through the feeding hole. The baffle is used for shielding the feed inlet and reducing the overflow of waste smoke and waste gas from the feed inlet; and a sealing cushion layer is additionally arranged between the baffle and the feed inlet, so that the waste smoke and waste gas can be reduced to overflow from a gap between the baffle and the feed inlet.

Preferably, at least two stirring tanks are arranged; the protective cover is internally provided with a partition plate, and the interior of the protective cover is divided into chambers matched with the number of the stirring tanks through the partition plate; each chamber all is equipped with and removes useless mechanism and feed inlet.

By adopting the technical scheme, the stirring tank is divided into a plurality of stirring tanks, so that the uniformity of pulping can be improved. And separate in with the protection casing through the baffle, reduce the mutual influence of exhaust fume waste gas that adjacent stirring pond produced. When in use, the stirring tanks with corresponding quantity are selected to respectively prepare the pulp according to the required quantity.

Preferably, a water inlet pipe is arranged above each stirring tank and penetrates through the side wall of the protective cover; the end part of the water inlet pipe close to the water outlet is provided with a switch valve.

Through adopting above-mentioned technical scheme, be located the inlet tube of stirring pond top, can make the supplementary material dust that part distributes because of the stirring sink in the stirring pond.

Preferably, at least 2 groups of stirring mechanisms are arranged in the stirring tank.

By adopting the technical scheme, at least 2 groups of stirring mechanisms are arranged in each stirring tank, so that the uniformity of the slurry produced by pulping in the stirring tanks can be improved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the protective cover is arranged on the stirring tank, so that emission of waste smoke and waste gas generated in the pulping process can be reduced, the pollution area of the waste smoke and the waste gas is reduced, and the waste smoke and the waste gas are concentrated in the protective cover;

2. and the waste removing mechanism arranged on the protective cover is used for removing waste smoke and waste gas concentrated in the protective cover.

Drawings

FIG. 1 is a schematic structural diagram of an application state of an embodiment of the present application;

FIG. 2 is a schematic structural diagram of embodiment 1 of the present application;

FIG. 3 is a schematic sectional view taken along the direction A-A in FIG. 2, which mainly shows the internal structures of the stirring tank and the protective cover;

FIG. 4 is a schematic sectional view taken along line B-B in FIG. 2;

FIG. 5 is an enlarged view of the portion C of FIG. 4, which mainly shows the structure of the baffle for shielding the feed inlet;

fig. 6 is a circuit diagram of embodiment 2 of the present application.

Description of reference numerals: 1. a stirring tank; 11. a walkway; 2. a protective cover; 21. a side plate; 22. a top plate; 23. a protective layer; 24. a feed inlet; 25. a baffle plate; 26. sealing the cushion layer; 27. a partition plate; 3. a waste removal mechanism; 31. a suction and exhaust fan; 32. a suction and discharge pipeline; 4. a water inlet pipe; 41. an on-off valve; 5. a stirring mechanism; 61. a flue gas collection module; 62. an amplifying module; 63. a comparison module; 64. and a control module.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

Referring to fig. 1, the embodiment of the application discloses a pulping device, including stirring pond 1, be equipped with protection casing 2 above stirring pond 1, protection casing 2 is equipped with and removes useless mechanism 3. Set up protection casing 2 above stirring pond 1, can reduce the waste smoke waste gas that the slurrying in-process produced and give off, reduce the pollution area of waste smoke waste gas, concentrate waste smoke waste gas in protection casing 2. And the protection cover 2 is provided with a waste removing mechanism 3 for removing the waste smoke and the waste gas which are concentrated in the protection cover 2.

Example 1

Referring to fig. 2, the present embodiment discloses a pulping apparatus including a stirring tank 1, a shield 2, and a discarding mechanism 3.

Referring to fig. 3, at least 2 sets of stirring mechanisms 5 are provided in the stirring tank 1. Each stirring tank 1 is internally provided with at least 2 groups of stirring mechanisms 5, which can improve the uniformity of the slurry produced by the pulping in the stirring tank 1.

Referring to fig. 3, the waste removing mechanism 3 includes a suction and exhaust fan 31 and a suction and exhaust duct 32, the suction and exhaust fan 31 being installed inside the protection cover 2; the suction and discharge pipeline 32 is positioned outside the protective cover 2; one end of the suction and discharge pipeline 32 extends into the protective cover 2 and is communicated with the suction and discharge fan 31. The waste smoke and the waste smoke are sucked from the protective cover 2 and the stirring tank 1 by the suction and exhaust fan 31 and then discharged from the suction and exhaust pipeline 32.

Referring to fig. 3, the shield 2 includes side plates 21 and a top plate 22; the side plate 21 is fixedly arranged on the stirring pool 1; the top plate 22 is fixedly arranged on the top of the side plate 21; a protective layer 23 is attached to the outer side of the protective cover 2, and the protective layer 23 is positioned between the side plate 21 and the top plate 22. The protective layer 23 is a metal plate.

Referring to fig. 3, the protective cover 2 is mainly composed of a side plate 21, a top plate 22 and a protective layer 23, and is conveniently installed on the stirring tank 1. The protective layer 23 is additionally arranged between the side plate 21 and the top plate 22, so that the air tightness between the side wall and the top wall of the protective cover 2 can be enhanced, and the overflow of waste smoke and waste gas and the pollution to the air outside the protective cover 2 are reduced. The metal plate can further improve the air tightness between the side wall and the top wall of the protective cover 2 and reduce the overflow of waste smoke and waste gas from the connecting gap between the side plate 21 and the top plate 22.

Referring to fig. 2, a feed port 24 is formed on one side of the shield 2, and the feed port 24 is provided with a baffle 25 matched with the feed port 24; a sealing cushion layer 26 is arranged between the baffle plate 25 and the feed inlet 24. Raw materials and auxiliary materials for pulping are added into the stirring tank 1 through the feed inlet 24. The baffle 25 is used for shielding the feed inlet 24 and reducing the overflow of waste smoke and waste gas from the feed inlet 24.

Referring to fig. 4, a seal cushion 26 is additionally arranged between the baffle 25 and the feed port 24, so that the waste smoke and waste gas can be prevented from overflowing from a gap between the baffle 25 and the feed port 24.

Referring to fig. 3, the number of the agitating tanks 1 is at least two; a partition plate 27 is arranged in the protective cover 2, and the interior of the protective cover 2 is divided into chambers matched with the number of the stirring tanks 1 through the partition plate 27; each chamber is provided with a waste removal mechanism 3 and a feed port 24. The stirring tank 1 is divided into a plurality of tanks, so that the uniformity of pulping can be improved. And the inside of the protective cover 2 is separated by the partition plate 27, so that the mutual influence of the waste smoke and the waste gas generated by the adjacent stirring tanks 1 is reduced. When in use, the stirring tanks 1 with corresponding quantity are selected to respectively prepare the pulp according to the required quantity.

Referring to fig. 3, a water inlet pipe 4 is arranged above each stirring tank 1, and the water inlet pipe 4 penetrates through the side wall of the protective cover 2; the end parts of the water inlet pipes 4 close to the water outlet are provided with switch valves 41. The water inlet pipe 4 positioned above the stirring tank 1 can make part of the raw and auxiliary material dust scattered by stirring sink into the stirring tank 1.

Referring to fig. 2, a walkway 11 is provided at the upper part of the stirring tank 1 near the feed inlet 24, and a person can add raw and auxiliary materials into the stirring tank 1 through the feed inlet 24 from the walkway 11.

The implementation principle of a pulping device of the embodiment of the application is as follows:

referring to fig. 2 and 3, the pulping device of the present application includes a stirring tank 1, a protective cover 2 is disposed on the stirring tank 1, and the protective cover 2 is provided with a waste removing mechanism 3. Set up protection casing 2 above stirring pond 1, can reduce the waste smoke waste gas that the slurrying in-process produced and give off, reduce the pollution area of waste smoke waste gas, concentrate waste smoke waste gas in protection casing 2. The suction and exhaust fan 31 on the top of the protective cover 2 can absorb the waste smoke and waste gas generated in the pulping process of the stirring tank 1 and discharge the waste smoke and waste gas outwards through the suction and exhaust pipeline 32. And the water inlet pipe 4 which penetrates through the protective cover 2 and enables the water outlet to be positioned above the stirring pool 1 can enable part of raw and auxiliary material dust scattered by stirring to sink into the stirring pool 1.

Example 2

Referring to fig. 5, based on embodiment 1, the present embodiment discloses a pulping apparatus, and a flue gas collection module 61, an amplification module 62, a comparison module 63, and a control module 64 are disposed in each stirring tank 1. The flue gas collection module 61 is located the inboard of protection casing 2, and the output of flue gas collection module 61 is connected in the input of amplifying module 62, and the output of amplifying module 62 is connected in the input of comparing module 63, and the output of comparing module 63 passes through the relay and is connected with suction and exhaust fan 31. The waste smoke and waste gas condition in the stirring pool 1 is collected through the smoke collection module 61, and after passing through the signal amplification circuit and being compared with a preset threshold value, a control signal is output to the control module 64, and the control module 64 drives the suction and exhaust fan 31 to be opened and closed through the control signal, absorbs the waste smoke and waste gas in the stirring pool 1, and discharges the waste smoke and waste gas through the suction and exhaust pipeline 32.

The smoke collection module 61 comprises a smoke sensor MQ-2 and a sliding resistor RP, wherein pins 1, 2 and 3 of the smoke sensor MQ-2 are connected with a power supply VCC, pin 5 is directly grounded, and pin 4 and pin 6 are both connected to one end of the sliding resistor RP; the other end of the sliding resistor RP is grounded, and the sliding end of the sliding resistor RP is the output end of the smoke collection module 61.

The smoke sensor MQ-2 is used for collecting the concentration of the waste smoke and the waste gas in the stirring pool 1, when the concentration of the waste smoke and the waste gas changes, the voltage of the sliding end of the sliding resistor RP changes, and the voltage and the concentration of the waste smoke and the waste gas in the stirring pool 1 are in a linear relation.

The amplification module 62 includes an operational amplifier U1, a first resistor R1, a second resistor R2, a first capacitor C1 and a second capacitor C2, the first capacitor C1 being a polar capacitor and the second capacitor C2 being a non-polar capacitor. The output end of the smoke collection module 61 is connected to the non-inverting output end of the operational amplifier U1, one end of the first resistor R1 is connected to the inverting input end of the operational amplifier U1, the other end of the first resistor R1 is connected to the positive electrode of the first capacitor C1, and the negative electrode of the first capacitor C1 is grounded; the second resistor R2 and the second capacitor C2 are connected in parallel between the output of the operational amplifier U1 and the inverting input of the operational amplifier U1.

Operational amplifier U1 is an LM358 operational amplifier.

The signal output by the flue gas collection module 61 is input to the amplification module 62 for high gain, low noise amplification, so that the signal output by the amplification module 62 is enhanced.

The comparison module 63 includes a comparator U2, a fourth resistor R4, a fifth resistor R5, and a third capacitor C3; the third capacitor C3 is a polar capacitor. A third resistor R3 is connected between the output of the amplifying module 62 and the non-inverting input of the comparing module 63. One end of the fourth resistor R4 is connected to the voltage VCC, and the other end is connected to the inverting input terminal of the comparator U2, one end of the fifth resistor R5, and the anode of the third capacitor C3, respectively; the other end of the fifth resistor R5 and the cathode of the third capacitor C3 are both grounded. The output terminal of the comparator U2 is connected to the power source VCC through a sixth resistor R6. Comparator U2 is LM 393. The fifth resistor R5 is used to provide a comparison threshold for the comparator U2.

The control module 64 comprises a first triode VT1, a second triode VT2, a relay RL, a first diode VD1 and a second diode VD 2. A seventh resistor R7 and a first diode VD1 are connected between the base of the first triode VT1 and the output end of the comparator U2; the collector electrode of the first triode VT1 is connected with a power supply VCC, and the emitter electrode is connected with the base electrode of the second triode VT 2; the collector electrode of the second triode VT2 is connected with a power supply VCC, and the emitter electrode is connected with one end of an electromagnetic coil of the relay RL; the other end of the relay RL electromagnetic coil is grounded. The normally open switch of the relay RL is connected to the switch of the suction fan 31. The anode of the second diode VD2 is connected to the emitter of the second transistor VT2, and the cathode is grounded.

First triode VT1 and second triode VT2 drive relay RL, and when stirring 1 interior exhaust fume exhaust gas concentration was higher than the default, the relay action, suction and exhaust fan 31 got the electricity and starts to discharge fume, reduces smog concentration.

the smoke sensor MQ-2 of the smoke collection module 61 monitors the smoke concentration in the collection stirring pool in real time, and transmits collected data signals to the non-inverting input end of the transport amplifier U1 in the amplification module 62 through the sliding resistor RP, so that high-gain and low-noise amplification is carried out, and signals are enhanced. Then enters the non-inverting input end of the voltage comparator U2, is compared with the reference voltage provided by the fifth resistor R5 to the inverting input end, and transmits the comparison result to the input end of the control module 64, so that the control module 64 generates a control signal according to the comparison result, and the relay RL controls the driving of the suction and exhaust fan.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A pulping apparatus, characterized in that: including stirring pond (1), be equipped with protection casing (2) above stirring pond (1), protection casing (2) are equipped with and remove useless mechanism (3).

2. A pulping apparatus according to claim 1, characterized in that: the waste removing mechanism (3) comprises a suction and exhaust fan (31) and a suction and exhaust pipeline (32), and the suction and exhaust fan (31) is arranged on the inner side of the protective cover (2); the suction and discharge pipeline (32) is positioned outside the protective cover (2); one end of the suction and exhaust pipeline (32) extends into the protective cover (2) and is communicated with the suction and exhaust fan (31).

3. A pulping apparatus according to claim 1, characterized in that: the protective cover (2) comprises a side plate (21) and a top plate (22); the side plate (21) is fixedly arranged on the stirring pool (1); the top plate (22) is fixedly arranged at the top of the side plate (21); a protective layer (23) is attached to the outer side of the protective cover (2), and the protective layer (23) is located between the side plate (21) and the top plate (22).

4. A pulping apparatus according to claim 3, characterized in that: the protective layer (23) is a metal plate.

5. A pulping apparatus according to claim 1, characterized in that: a feed inlet (24) is formed in one side of the protective cover (2), and a baffle (25) matched with the feed inlet (24) is arranged on the feed inlet (24); and a sealing cushion layer (26) is arranged between the baffle plate (25) and the feed inlet (24).

6. A pulping apparatus according to claim 5, characterized in that: at least two stirring tanks (1) are arranged; a partition plate (27) is arranged in the protective cover (2), and the interior of the protective cover (2) is divided into chambers matched with the stirring tanks (1) in number through the partition plate (27); each chamber is provided with a waste removing mechanism (3) and a feeding hole (24).

7. A pulping apparatus according to claim 6, characterized in that: a water inlet pipe (4) is arranged above each stirring tank (1), and the water inlet pipe (4) penetrates through the side wall of the protective cover (2); the end part of one end, close to the water outlet, of the water inlet pipe (4) is provided with a switch valve (41).

8. A pulping apparatus according to claim 1, characterized in that: at least 2 groups of stirring mechanisms (5) are arranged in the stirring pool (1).