Automatic smoke exhaust device of viscose felt preheating system

Abstract

The utility model discloses an automatic smoke exhaust device of a viscose felt preheating system, which comprises a base, a pressing cylinder is mounted on the upper wall surface of the base, the utility model relates to the technical field of smoke treatment, VOC (volatile organic compound) gas generated when an ironing plate is in contact with viscose felt is capped in a buckling cover and prevented from scattering, and smoke enters a detection box from a smoke exhaust hole, so that the detection efficiency is improved. The VOC gas detection sensor detects the concentration value of VOC gas, the multi-point power device works according to the concentration value of the VOC gas, the number of the working motors is controlled according to the concentration value of the VOC gas, the motors drive the fan blades to rotate, suction of the VOC gas is achieved, the VOC gas is fed into the flexible conveying pipe and then enters the RTO processor, harmless treatment is conducted on the VOC gas, and the VOC gas is recycled. And harmless gas enters the heat exchanger to be cooled, then is discharged from the blowback pipe, is blown to the heated viscose felt and is used for cooling the viscose felt, so that the waste gas is recycled, the heated viscose felt does not need to be cooled by independently using cooling equipment, and the energy is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of flue gas treatment, in particular to an automatic smoke exhaust device for a viscose felt preheating system. Background Technique

[0002] The viscose felt is mainly woven from viscose fibers; viscose fibers are a kind of regenerated cellulose fibers, which are made by chemically treating natural cellulose through alkalization, aging, sulfonation, etc., then dissolving it in dilute alkali solution to make viscose, and then wet spinning; the production process of viscose felt mainly includes steps such as fiber opening, mixing, cleaning, cutting, forming and heat setting; during the heating process of the viscose felt, VOC gases will be generated, and the emission of VOC is harmful to both human health and the environment. In view of this, in-depth research on the above problems has led to the generation of this case.

[0003] In response to the above problems, there may already be technical means to solve them in the prior art, but this case wants to provide an alternative or replacement technical solution. Content of the Utility Model

[0004] To solve the problems raised in the background technique, the utility model is realized through the following technical solutions: an automatic smoke exhaust device for a viscose felt preheating system, including a base, a pressing cylinder is installed on the upper wall surface of the base, a hot ironing plate is installed on the telescopic end of the pressing cylinder, and a gas collecting structure is installed on the telescopic end of the pressing cylinder;

[0005] The gas collecting structure includes a buckling cover, a detection box is installed on the upper wall surface of the buckling cover, a smoke exhaust hole is opened on the upper wall surface of the buckling cover and inside the detection box, a VOC gas detection sensor is installed on the inner side wall surface of the detection box, a flexible conveying pipe is inserted on the upper wall surface of the detection box, one end of the flexible conveying pipe is installed with a multi-point power device, one end of the multi-point power device is installed with a gas collecting box, an RTO processor is installed on the gas collecting box, one end of the RTO processor is installed with a heat exchanger, one end of the heat exchanger is installed with a back blowing pipe, and one end of the back blowing pipe is aligned above the central part of the base;

[0006] The multi-point power device includes an outer sleeve, a plurality of positioning sleeves are installed on the inner side wall surface of the outer sleeve in a circular array, a motor is installed on the inner side wall surface of each positioning sleeve, and a fan blade is installed on the driving end of the motor.

[0007] Preferably, the lower end of the buckling cover is a flexible and telescopic structure.

[0008] Preferably, an alarm is installed on the outer side wall surface of the detection box.

[0009] Preferably, a fixing frame is installed between the pressing cylinder and the base.

[0010] Preferably, a connecting bar is installed between the positioning sleeve and the outer sleeve.

[0011] Preferably, a stabilizing frame is installed between the motor and the positioning sleeve.

[0012] Advantageous Effects

[0013] The utility model provides an automatic smoke exhaust device for a viscose felt preheating system. Compared with the prior art, it has the following advantageous effects: When the ironing plate contacts the viscose felt, the VOC gas generated is shrouded in the buckling cover to prevent it from spreading outwards. The flue gas enters the detection box through the smoke exhaust holes, and the VOC gas detection sensor detects the concentration value of the VOC gas. The multi-point power unit works according to the concentration value of the VOC gas. According to the size of the concentration value of the VOC gas, the number of working motors is controlled. The motors drive the fan blades to rotate to achieve the suction of the VOC gas, send the VOC gas into the flexible conveying pipe, and then enter the RTO processor to harmlessly treat the VOC gas. The harmless gas then enters the heat exchanger to be cooled and is discharged from the back blowing pipe and blown towards the heated viscose felt to cool the viscose felt, realizing the reuse of waste gas and eliminating the need to separately use a cooling device to cool the heated viscose felt, saving energy. Description of the Drawings

[0014] Figure 1 It is a front view sectional structure schematic diagram of an automatic smoke exhaust device for a viscose felt preheating system of the utility model.

[0015] Figure 2 It is a side view structure schematic diagram of an automatic smoke exhaust device for a viscose felt preheating system of the utility model.

[0016] Figure 3 It is a three-dimensional structure schematic diagram of the multi-point power unit of an automatic smoke exhaust device for a viscose felt preheating system of the utility model from the front view angle.

[0017] Figure 4 It is a three-dimensional structure schematic diagram of the multi-point power unit of an automatic smoke exhaust device for a viscose felt preheating system of the utility model from the rear view angle.

[0018] Figure 5 It is a front view structure schematic diagram of the multi-point power unit of an automatic smoke exhaust device for a viscose felt preheating system of the utility model.

[0019] In the figure: 1, base; 2, pressing cylinder; 3, ironing plate; 4, buckling cover; 5, detection box; 6, smoke exhaust hole; 7, VOC gas detection sensor; 8, flexible conveying pipe; 9, gas collecting box; 10, RTO processor; 11, heat exchanger; 12, back blowing pipe; 13, outer sleeve; 14, positioning sleeve; 15, motor; 16, fan blade; 17, alarm; 18, fixing frame; 19, connecting bar; 20, stabilizing frame. Detailed Embodiments

[0020] Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0021] Embodiment: Those skilled in the art connect all the electrical components in this case to their adapted power sources through wires, and should select a suitable controller according to the actual situation to meet the control requirements. For the specific connection and control sequence, reference should be made to the sequence of the electrical components working successively in the following working principle to complete the electrical connection. The detailed connection means are well-known techniques in the art. The following mainly introduces the working principle and process, and will not explain the electrical control. Please refer to Figures 1-5 In order to solve the problem that the VOC gas generated during the heating of the adhesive felt is harmful to human health and the environment, this technical solution is designed. The detailed technical solution is as follows;

[0022] An automatic smoke exhaust device for an adhesive felt preheating system, comprising a base 1, a pressing cylinder 2 is installed on the upper wall surface of the base 1, a hot flat plate 3 is installed on the telescopic end of the pressing cylinder 2, and a gas collecting structure is installed on the telescopic end of the pressing cylinder 2;

[0023] It should be noted that the adhesive felt moves on the upper wall surface of the base 1, the hot flat plate 3 is in a heating state, and the pressing cylinder 2 reciprocates downward to make the hot flat plate 3 heat and iron the adhesive felt flat;

[0024] Specifically, the gas collecting structure includes a buckle cover 4, a detection box 5 is installed on the upper wall surface of the buckle cover 4, a smoke exhaust hole 6 is opened on the upper wall surface of the buckle cover 4 and inside the detection box 5, a VOC gas detection sensor 7 is installed on the inner side wall surface of the detection box 5, a flexible conveying pipe 8 is inserted on the upper wall surface of the detection box 5, one end of the flexible conveying pipe 8 is installed with a multi-point power device, one end of the multi-point power device is installed with a gas collecting box 9, an RTO processor 10 is installed on the gas collecting box 9, one end of the RTO processor 10 is installed with a heat exchanger 11, one end of the heat exchanger 11 is installed with a back blowing pipe 12, and one end of the back blowing pipe 12 is aligned above the center of the base 1;

[0025] More specifically, the multi-point power device includes an outer sleeve 13, a plurality of positioning sleeves 14 are installed on the inner side wall surface of the outer sleeve 13 in a circular array, a motor 15 is installed on the inner side wall surface of each positioning sleeve 14, and a fan blade 16 is installed on the driving end of the motor 15;

[0026] When the pressing cylinder 2 extends to make the ironing plate 3 contact the adhesive felt, the buckle cover 4 will descend accordingly to contact the adhesive felt. The buckle cover 4 covers the outside of the ironing plate 3, so that the generated VOC gas is enclosed within the buckle cover 4 to prevent it from escaping. The flue gas enters the detection box 5 through the exhaust hole 6. The VOC gas detection sensor 7 detects the concentration value of the VOC gas. The multi-point power unit works according to the concentration value of the VOC gas. According to the magnitude of the concentration value of the VOC gas, it controls the number of motors 15 in operation. The motors 15 drive the fan blades 16 to rotate, realizing the suction of the VOC gas. The VOC gas is sent into the flexible conveying pipe 8 and then enters the RTO processor 10 for harmless treatment of the VOC gas. The harmless gas then enters the heat exchanger 11 for cooling and is discharged from the back-blowing pipe 12, blowing towards the heated adhesive felt to cool the adhesive felt, achieving the reuse of waste gas. There is no need to separately use a cooling device to cool the heated adhesive felt, saving energy;

[0027] Preferably, furthermore, the lower end of the buckle cover 4 is a flexible and telescopic structure;

[0028] Preferably, furthermore, an alarm 17 is installed on the outer side wall of the detection box 5. When the concentration value of the VOC gas is greater than the set maximum value, the alarm 17 works to prompt the staff to inspect the equipment;

[0029] Preferably, furthermore, a fixing frame 18 is installed between the pressing cylinder 2 and the base 1 for the installation between the pressing cylinder 2 and the base 1;

[0030] Preferably, furthermore, a connecting bar 19 is installed between the positioning sleeve 14 and the outer sleeve 13 for the installation between the positioning sleeve 14 and the outer sleeve 13;

[0031] Preferably, furthermore, a stabilizing frame 20 is installed between the motor 15 and the positioning sleeve 14 for the installation between the motor 15 and the positioning sleeve 14.

[0032] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An automatic smoke exhaust device for a viscose felt preheating system, comprising a base (1), a downward pressure cylinder (2) being installed on the upper wall of the base (1), an ironing plate (3) being installed on the telescopic end of the downward pressure cylinder (2), characterized in that: An air collecting structure is installed on the telescopic end of the downward pressure cylinder (2); The gas collecting structure comprises a buckle cover (4), a detection box (5) is installed on the upper wall of the buckle cover (4), a smoke exhaust hole (6) is opened on the upper wall of the buckle cover (4) and located inside the detection box (5), a VOC gas detection sensor (7) is installed on the inner wall of the detection box (5), a flexible conveying pipe (8) is inserted into the upper wall of the detection box (5), a multi-point power device is installed at one end of the flexible conveying pipe (8), a gas collecting box (9) is installed at one end of the multi-point power device, an RTO processor (10) is installed on the gas collecting box (9), a heat exchanger (11) is installed at one end of the RTO processor (10), a blowback pipe (12) is installed at one end of the heat exchanger (11), and one end of the blowback pipe (12) is aligned with the center of the base (1); The multi-point power device comprises an outer sleeve (13), the inner wall surface of the outer sleeve (13) being provided with a plurality of positioning sleeves (14) in a circular array, the inner wall surface of each positioning sleeve (14) being provided with a motor (15), and a fan blade (16) being provided on the driving end of the motor (15).

2. The automatic smoke exhaust device for viscose felt preheating system according to claim 1 is characterized in that: The lower end of the buckle cover (4) is a flexible and retractable structure.

3. The automatic smoke exhaust device for viscose felt preheating system according to claim 1 is characterized in that: An alarm (17) is installed on the outer wall of the detection box (5).

4. The automatic smoke exhaust device for viscose felt preheating system according to claim 1 is characterized in that: A fixing frame (18) is installed between the downward pressure cylinder (2) and the base (1).

5. The automatic smoke exhaust device for viscose felt preheating system according to claim 1 is characterized in that: A connecting strip (19) is installed between the positioning sleeve (14) and the outer sleeve (13).

6. The automatic smoke exhaust device for viscose felt preheating system according to claim 1, characterized in that: A stabilizing frame (20) is installed between the motor (15) and the positioning sleeve (14).

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