CN219861395U - PU leather drying device with exhaust treatment - Google Patents

Abstract

The utility model discloses a PU leather drying device with waste gas treatment, which comprises: the drying box body is fixedly connected with an electric push rod, the lower end of the electric push rod is fixedly connected with a connecting frame, the lower end of the connecting frame is fixedly connected with a sliding drying frame, two second guide rollers are rotatably connected in the sliding drying frame, the upper inner wall of the sliding drying frame is fixedly connected with a hot air device, and the inner wall of the drying box body is rotatably connected with two first guide rollers; the inside fixedly connected with of stoving box frame that admits air, the back lateral wall fixedly connected with negative pressure fan and air inlet fan of stoving box, negative pressure fan's output fixedly connected with goes out the tuber pipe. According to the utility model, the negative pressure fan can pump out the peculiar smell gas in the drying box body, and the waste gas absorption box can absorb the peculiar smell gas, so that the environmental pollution caused in the drying process is reduced.

Description

PU leather drying device with exhaust treatment

Technical Field

The utility model relates to the technical field of leather processing, in particular to a PU leather drying device with waste gas treatment.

Background

The leather treated by the chemical agent in the tanning process can enter the next process after being dried, at present, the common practice of drying the leather is to hang the leather, although the equipment can be used for primarily removing water from the leather, the step of hanging and drying the leather is not enough, the leather simply hung on a hook or a cross rod for drying the leather is completely dried by natural air, the efficiency is low, and if the leather is in overcast and rainy weather, the leather is easy to mold, and the problem is obvious.

Chinese patent CN210458229U proposes a leather drying device, and the device dries leather through the air heater for leather stoving is even, improves stoving effect and drying efficiency, but, the leather can produce peculiar smell gas at the in-process of stoving, when polluting the environment, causes adverse effect to staff's health.

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the PU leather drying device with waste gas treatment, which solves the problem that the leather generates peculiar smell in the drying process and pollutes the environment.

Disclosure of Invention

The utility model aims to at least solve one of the technical problems in the prior art and provides a PU leather drying device with waste gas treatment, wherein the device is provided with an air inlet frame, a negative pressure fan and a waste gas absorption box;

the device has set up air inlet fan, air-supply line and air-out pipe, and air inlet fan can be towards the air-supply line lets in the air, and the air in the air-supply line can carry out heat transfer with the waste gas in the air-out pipe to with the heat transfer of waste gas for the air, improved thermal utilization efficiency in the waste gas greatly, improved thermal utilization efficiency.

The utility model also provides a PU leather drying device with the waste gas treatment function, which comprises: the drying box body is fixedly connected with an electric push rod, the lower end of the electric push rod is fixedly connected with a connecting frame, the lower end of the connecting frame is fixedly connected with a sliding drying frame, two second guide rollers are rotatably connected in the sliding drying frame, the upper inner wall of the sliding drying frame is fixedly connected with a hot air device, and the inner wall of the drying box body is rotatably connected with two first guide rollers;

the inside fixedly connected with frame that admits air of stoving box, the back lateral wall fixedly connected with negative pressure fan and the air inlet fan of stoving box, the output fixedly connected with of negative pressure fan goes out the tuber pipe, the output fixedly connected with air-supply line of air inlet fan, a part of air-supply line sets up inside the tuber pipe that goes out, the upper lateral wall fixedly connected with inlet box of stoving box.

According to the PU leather drying device with waste gas treatment, the air outlet end of the air inlet frame is fixedly connected with the negative pressure fan, and a screen is fixedly connected inside the air inlet of the air inlet frame to prevent waste scraps from entering the air inlet frame.

According to the PU leather drying device with waste gas treatment, the air outlet end of the air inlet pipe is fixedly connected with the air inlet box, and the lower side wall of the air inlet box is fixedly connected with a plurality of built-in pipes, so that the air after heat exchange is discharged conveniently.

According to the PU leather drying device with waste gas treatment, the air outlet pipe is made of heat insulation materials, heat dissipation is reduced, and the air inlet pipe is made of copper materials, so that heat exchange with gas in the air outlet pipe is facilitated.

According to PU leather drying device with exhaust-gas treatment, the left side wall fixedly connected with feeding frame of stoving box, the right side wall fixedly connected with ejection of compact frame of stoving box, the inside of feeding frame and ejection of compact frame all is provided with the business turn over groove, is convenient for PU leather to pass.

According to PU leather drying device with exhaust treatment, the back lateral wall of stoving box is provided with the waste gas absorption case, the inside of waste gas absorption case is provided with the active carbon, is convenient for absorb waste gas.

According to the PU leather drying device with waste gas treatment, the front side wall hinge of the drying box body is connected with a sealing door, an observation window is arranged in the sealing door, and the front side wall of the sealing door is fixedly connected with a handle, so that the sealing door can be pulled open conveniently.

According to the PU leather drying device with the waste gas treatment, the two first guide rollers are aligned with respect to the center of the drying box body, and the two second guide rollers are symmetrical with respect to the center of the drying box body.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is a schematic structural view of a PU leather drying device with waste gas treatment of the present utility model;

FIG. 2 is an internal schematic view of the PU leather drying apparatus with exhaust gas treatment of the present utility model;

FIG. 3 is a schematic back view of the PU leather drying apparatus with exhaust gas treatment of the present utility model;

FIG. 4 is a schematic cross-sectional view of a PU leather drying apparatus with exhaust gas treatment according to the present utility model;

fig. 5 is an internal schematic view of an air outlet pipe of the PU leather drying device with exhaust gas treatment according to the present utility model.

Legend description:

1. drying the box body; 101. a feeding frame; 102. a discharging frame; 103. a slot; 104. a first guide roller; 2. sealing the door; 201. an observation window; 202. a handle; 3. an air inlet fan; 301. an air inlet pipe; 302. an air inlet box; 3021. a built-in tube; 4. a negative pressure fan; 401. an air inlet frame; 4011. a screen; 402. an air outlet pipe; 403. an exhaust gas absorption tank; 5. an electric push rod; 501. a connecting frame; 6. sliding a drying rack; 601. a second guide roller; 602. and a hot air device.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-5, the PU leather drying device with exhaust gas treatment in the embodiment of the utility model comprises a drying box 1, wherein an electric push rod 5 is fixedly connected to the upper inner wall of the drying box 1, a connecting frame 501 is fixedly connected to the lower end of the electric push rod 5, a sliding drying frame 6 is fixedly connected to the lower end of the connecting frame 501, two second guide rollers 601 are rotatably connected to the inside of the sliding drying frame 6, a hot air device 602 is fixedly connected to the upper inner wall of the sliding drying frame 6, two first guide rollers 104 are rotatably connected to the inner wall of the drying box 1, a sealing door 2 is connected to the front side wall hinge of the drying box 1, an observation window 201 is arranged in the sealing door 2, a handle 202 is fixedly connected to the front side wall of the sealing door 2, the sealing door 2 is conveniently pulled open, the two first guide rollers 104 are aligned with the center of the drying box 1, and the two second guide rollers 601 are symmetrical with the center of the drying box 1.

The inside fixedly connected with frame 401 that admits air of stoving box 1, be fixed connection between the end of giving vent to anger of frame 401 and negative pressure fan 4, the inside fixedly connected with screen cloth 4011 of air inlet of frame 401 prevents that the sweeps from getting into in the frame 401 that admits air, the back lateral wall fixedly connected with negative pressure fan 4 and air inlet fan 3 of stoving box 1, the output fixedly connected with air-out pipe 402 of negative pressure fan 4, the output fixedly connected with air-in pipe 301 of air inlet fan 3, a portion of air-in pipe 301 sets up in air-out pipe 402 inside, the upper lateral wall fixedly connected with inlet box 302 of stoving box 1, be fixed connection between the end of giving vent to anger of air-in pipe 301 and inlet box 302, the lower lateral wall fixedly connected with of inlet box 302 is a plurality of built-in pipes 3021, the gaseous exhaust after the heat transfer of being convenient for, air-out pipe 402 adopts the insulating material to make, reduce the heat dissipation, air-in pipe 301 adopts copper material to make, be convenient for carry out the heat exchange with the gas in the air-out pipe 402, the left lateral wall fixedly connected with of stoving box 1 has feed frame 101, the right lateral wall fixedly connected with ejection of compact frame 102 of box 1, feed frame 101 and the inside of ejection of compact frame 102 are provided with PU, the inside is convenient for the absorption of exhaust gas is carried out to the exhaust gas 403, the exhaust gas is set up in the inside the absorption box 403, the exhaust gas is convenient to pass through the inside the exhaust gas 403, the setting up and is easy to absorb the exhaust gas.

The electrical components present therein are all electrically connected to an external master controller, and the master controller may be a conventionally known device for controlling a computer or the like, and the electrical components present therein are all electrically connected to an external power source.

Working principle: firstly, PU leather sequentially passes through the inlet and outlet groove 103 of the feeding frame 101, the first guide roller 104 on the left side, the second guide roller 601 on the right side and the first guide roller 104 on the right side, and is pulled out from the inlet and outlet groove 103 of the discharging frame 102, then, the electric push rod 5 is started, the electric push rod 5 can drive the sliding drying frame 6 to move up and down through the connecting frame 501, so that the second guide roller 601 presses the PU leather, the PU leather is in a tight state, then, the hot air device 602 can dry the PU leather, the negative pressure fan 4 can enable the air inlet of the air inlet frame 401 to generate negative pressure, waste gas generated in the PU leather drying process is extracted, then, the air inlet fan 3 can introduce air towards the air inlet pipe 301, heat transfer can be carried out on the air in the air inlet pipe 301 and the waste gas in the air outlet pipe 402, thereby the heat transfer of the waste gas to the air is discharged to the box body 1 through the air inlet box 302 and the built-in pipe 3021, and the waste gas is absorbed in the waste gas absorbing box 403.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims (8)

1. PU leather drying device with exhaust treatment, its characterized in that includes: the drying box body (1), the upper inner wall fixedly connected with electric putter (5) of drying box body (1), the lower extreme fixedly connected with link (501) of electric putter (5), the lower extreme fixedly connected with slip stoving frame (6) of link (501), the inside rotation of slip stoving frame (6) is connected with two second guide rolls (601), the upper inner wall fixedly connected with hot-blast device (602) of slip stoving frame (6), the inner wall rotation of drying box body (1) is connected with two first guide rolls (104);

the inside fixedly connected with frame (401) that admits air of stoving box (1), the back lateral wall fixedly connected with negative pressure fan (4) and air inlet fan (3) of stoving box (1), the output fixedly connected with of negative pressure fan (4) goes out tuber pipe (402), the output fixedly connected with air-supply line (301) of air inlet fan (3), a part of air-supply line (301) sets up inside out tuber pipe (402), the last lateral wall fixedly connected with inlet box (302) of stoving box (1).

2. The PU leather drying apparatus with waste gas treatment according to claim 1, wherein the air outlet end of the air inlet frame (401) is fixedly connected with the negative pressure fan (4), and a screen (4011) is fixedly connected in the air inlet of the air inlet frame (401).

3. The PU leather drying apparatus with exhaust gas treatment according to claim 1, wherein the air outlet end of the air inlet pipe (301) is fixedly connected with the air inlet box (302), and the lower side wall of the air inlet box (302) is fixedly connected with a plurality of built-in pipes (3021).

4. The PU leather drying apparatus with exhaust gas treatment according to claim 1, wherein the air outlet pipe (402) is made of a heat insulating material, and the air inlet pipe (301) is made of a copper material.

5. The PU leather drying apparatus with the exhaust gas treatment according to claim 1, wherein a left side wall of the drying box body (1) is fixedly connected with a feeding frame (101), a right side wall of the drying box body (1) is fixedly connected with a discharging frame (102), and inlet and outlet grooves (103) are formed in the feeding frame (101) and the discharging frame (102).

6. PU leather drying apparatus with exhaust gas treatment according to claim 1, characterized in that the rear side wall of the drying box (1) is provided with an exhaust gas absorption box (403), the inside of the exhaust gas absorption box (403) is provided with activated carbon.

7. The PU leather drying apparatus with the exhaust gas treatment according to claim 1, wherein a sealing door (2) is connected to a front side wall hinge of the drying box body (1), an observation window (201) is arranged in the sealing door (2), and a handle (202) is fixedly connected to a front side wall of the sealing door (2).

8. PU leather drying apparatus with exhaust gas treatment according to claim 1, characterized in that two of the first guide rollers (104) are aligned with respect to the center of the drying box (1) and two of the second guide rollers (601) are symmetrical with respect to the center of the drying box (1).