CN207862367U - Ox-hide furniture leather drying machine - Google Patents

Abstract

The utility model provides a drying machine for cowhide furniture leather, which is used to solve the problem of heat loss in the exhaust gas of the drying machine. The drying machine includes a frame, a drying chamber, a conveying mechanism and a heating plate. Inner chamber body and outer casing, the outer casing surrounds the inner chamber body, a recovery chamber is formed between the inner chamber body and the outer casing, the inner chamber body has a heating chamber, a drying chamber and an exhaust chamber, and the conveying mechanism passes through the drying chamber , the heating plate is set in the heating chamber, and the heating chamber, the drying chamber, and the exhaust chamber are connected in sequence. The cowhide furniture leather dryer also includes the first gas pipeline, the second gas pipeline, the exhaust gas filter box, the exhaust pipe, and the gas pipeline. Road one connects the exhaust cavity and the recovery cavity, gas transmission line two connects the recovery cavity and the exhaust gas filter box, and the exhaust gas filter box is connected to the exhaust pipe.

Description

Cowhide furniture leather dryer

technical field

The utility model belongs to the technical field of leather processing and relates to a drying machine for cowhide furniture leather.

Background technique

During the processing of cowhide furniture leather, drying is an important part of improving the quality of leather. It can remove excess water in the leather, further shape the leather fibers, and create conditions for subsequent operations. The leather dryer is an important equipment that needs to be used in the leather processing process. The existing commonly used leather dryers mainly include rotary stretching dryers and horizontal stretching dryers. Traditional leather dryers use electric heating devices, gas or coal-fired hot air stoves, etc. to generate the heat required for drying leather. The temperature required for leather drying is relatively high, so the energy consumption of leather dryers is relatively high, but in the drying process A large part of the heat is directly discharged along with the steam waste gas, so that most of the heat is for one-time use, which increases the pressure on energy consumption and increases the cost of leather drying; moreover, the steam waste gas contains toxic volatilization The direct discharge will not only cause harm to the human body, but also pollute the environment, which is not environmentally friendly enough. This is a problem to be solved urgently by those in the art.

Utility model content

The purpose of the utility model is to solve the above-mentioned problems in the existing technology, and propose a drier for cowhide furniture leather, which is used to solve the problem of heat loss in the exhaust gas of the drier.

The purpose of this utility model can be achieved through the following technical solutions:

Cowhide furniture leather dryer, including frame, drying chamber, conveying mechanism and heating plate, the drying chamber is erected on the frame, the drying chamber includes an inner chamber body and an outer casing, the outer casing surrounds the inner chamber body, the inner chamber body and A recovery cavity is formed between the outer casings, and the inner chamber body has a heating cavity, a drying cavity and an exhaust cavity. The conveying mechanism passes through the drying cavity, and the heating plate is set in the heating cavity. Connected, the cowhide furniture leather dryer also includes gas transmission pipeline 1, gas transmission pipeline 2, exhaust gas filter box and exhaust pipe, gas transmission pipeline 1 connects the exhaust chamber and recovery chamber, and gas transmission pipeline 2 connects the recovery chamber and exhaust gas filtration box, the exhaust gas filter box is connected to the exhaust pipe.

The cowhide furniture leather is transported to the drying chamber by the conveying mechanism, the hot air in the heating chamber is passed into the drying chamber for drying the cowhide furniture leather, the exhaust gas in the drying chamber carries heat and is discharged into the exhaust chamber, and part of it is recovered by the exhaust chamber The heat is then transported to the recovery cavity by the gas transmission line 1, a part of the heat is recovered by the recovery cavity, and finally transported to the exhaust gas filter box by the gas transmission line 2 for filtration and then discharged through the exhaust pipe.

In the above-mentioned kraft furniture leather dryer, an exhaust fan 1 is arranged on the gas delivery pipeline 1, the inlet end of the gas delivery pipeline 1 extends into the exhaust chamber, and the gas outlet end of the gas delivery pipeline 1 extends into the recovery chamber. Bottom; the waste gas in the exhaust chamber is sucked into the recovery chamber by the exhaust fan, and the waste gas can diffuse in the recovery chamber from bottom to top.

In the above-mentioned kraft furniture leather dryer, the gas delivery pipeline 2 is provided with an exhaust fan 2, and the air inlet end of the gas delivery pipeline 2 extends into the top of the recovery chamber; box.

In the above cowhide furniture leather dryer, the bottom of the drying chamber has a water receiving tank, the water receiving tank is provided with a water outlet, and the recovery chamber is provided with a water inlet and a water outlet, and the water outlet of the water receiving tank is connected to the water inlet of the recovery chamber through a water outlet pipe , There is a check valve on the outlet pipe, and the water outlet of the recovery chamber is connected to the drain pipe; the water generated by the liquefaction of the water vapor in the drying chamber can be used for waste gas heat recovery, and the treatment of the liquefied water in the drying chamber is realized while the waste gas is discharged.

In the cowhide furniture leather dryer described above, the inner wall of the drying chamber is fixed with heat-gathering sheets at intervals, the heat-gathering sheets are bent and have water leakage openings; the heat-gathering sheets are used to absorb heat and absorb water vapor.

In the above cowhide furniture leather dryer, an air supply fan is also fixed in the heating chamber, the heating chamber and the drying chamber are connected through the air guide channel, the heating plate is fixed between the air supply fan and the air guide channel, and the air supply fan Facing the air guide channel, the outlet of the air guide channel is connected with a heat collecting cover facing the conveying mechanism; the hot air diffused from the heat collecting cover is relatively uniform, which is beneficial to the uniform heating of the furniture leather.

Compared with the prior art, the advantages of this technical solution are:

The cowhide furniture leather dryer is equipped with an exhaust chamber and a recovery chamber. The exhaust gas generated during leather drying passes through the exhaust chamber and the recovery chamber and is discharged to the waste gas filter box, and finally discharged. The heat in the exhaust gas is stored in the exhaust chamber and the recovery chamber. The medium is used to insulate the drying chamber, the heat carried by the exhaust gas is recycled, which reduces the energy consumption of the dryer, and the content of toxic gases in the treated exhaust gas is reduced, and the harm to the human body and the environment when the exhaust gas is finally discharged can be reduced. reduced and improved environmental protection.

Description of drawings

Fig. 1 is the structural representation of the drier of cowhide furniture leather of the present utility model.

In the figure, 1. Rack; 2. Drying chamber; 3. Drying chamber; 4. Exhaust chamber; 5. Recycling chamber; 6. Exhaust gas filter box; 1. Exhaust pipe; 10. Exhaust fan 1; 11. Exhaust fan 2; 12. Water tank; 13. Outlet pipe; 14. Drainage pipe; 15. Check valve; , inner chamber body; 19, outer casing; 20, baffle plate; 21, conveying mechanism; 22, heating plate; 23, heating chamber; 24, air supply fan;

Detailed ways

The following are specific embodiments of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model is not limited to these embodiments.

As shown in Figure 1, the utility model provides a drier for cowhide furniture leather, comprising a frame 1, a drying chamber 2, a conveying mechanism 21 and a heating plate 22, the drying chamber 2 is erected on the frame 1, and the drying chamber 2 includes The chamber body 18 and the outer casing 19, the outer casing 19 surrounds the inner chamber body 18, the recovery chamber 5 is formed between the inner chamber body 18 and the outer casing 19, and the inner chamber body 18 has a heating chamber 23, a drying chamber 3 and an exhaust chamber. The air chamber 4 and the conveying mechanism 21 pass through the drying chamber 3. The conveying mechanism 21 adopts the conveying structure on the existing flattening dryer. The heating plate 22 is arranged in the heating chamber 23 to generate the heat required for drying. The heat supply chamber 23 The outlet communicates with the air inlet of the drying chamber 3 , and the air outlet of the drying chamber 3 communicates with the air inlet of the exhaust chamber 4 . The kraft furniture leather drier also includes gas pipeline one 7, gas pipeline two 8, waste gas filter box 6 and exhaust pipe 9, gas pipeline one 7 connects exhaust chamber 4 and recovery chamber 5, gas pipeline two 8 Connect the recovery chamber 5 and the exhaust gas filter box 6, and the exhaust gas filter box 6 is connected to the exhaust pipe 9.

The cowhide furniture leather dryer is used for drying treatment of cowhide furniture leather. The cowhide furniture leather is unfolded on the conveying mechanism 21 and transported to the drying chamber 3 by the conveying mechanism 21. The hot air in the heating chamber 23 is passed into the drying chamber 3 to It is used to dry cowhide furniture leather. The exhaust gas in the drying chamber 3 carries heat and is discharged into the exhaust chamber 4. The exhaust gas diffuses in the exhaust chamber 4 to increase the temperature of the exhaust chamber 4. The exhaust chamber 4 stores part of the exhaust gas. The heat thus plays a certain heat preservation effect on the drying chamber 3; after the waste gas passes through the exhaust chamber 4, it is transported to the recovery chamber 5 by the gas transmission line 7, and the waste gas diffuses in the recovery chamber 5 to increase the temperature of the recovery chamber 5, and the recovery chamber 5 stores part of the heat in the exhaust gas so as to keep the drying chamber 3 warm; the exhaust gas passes through the recovery chamber 5 and is transported to the exhaust gas filter box 6 by the gas transmission pipeline 2 8 for filtration and then discharged from the exhaust pipe 9.

The cowhide furniture leather dryer is equipped with an exhaust chamber 4 and a recovery chamber 5. The exhaust gas generated during leather drying passes through the exhaust chamber 4 and the recovery chamber 5 and is discharged to the exhaust gas filter box 6, and finally discharged. The heat in the exhaust gas is stored in the exhaust gas. The air chamber 4 and the recovery chamber 5 are used to insulate the drying chamber 3. The heat carried by the waste gas is recycled, which reduces the energy consumption of the dryer, and the content of toxic gases in the treated waste gas is reduced, and the waste gas is finally discharged. The harm to the human body and the environment can be reduced, and the environmental protection can be improved. Specifically, an exhaust fan 10 is provided on the gas delivery pipeline 7, and the intake end of the gas delivery pipeline 7 extends into the exhaust chamber 4 to suck the waste gas in the exhaust chamber 4. The gas outlet extends into the bottom of the recovery chamber 5 to discharge the waste gas into the recovery chamber 5 and diffuse the waste gas in the recovery chamber 5 from bottom to top.

The gas delivery pipeline 2 8 is provided with an exhaust fan 2 11, the inlet end of the gas delivery pipeline 2 8 extends into the top of the recovery chamber 5 to suck the waste gas in the recovery chamber 5, and the gas outlet end of the gas delivery pipeline 2 8 is connected to the waste gas The air inlet of the filter box 6 is used to discharge exhaust gas into the exhaust gas filter box 6 for filtering.

Exhaust gas filter box 6 can adopt existing filtering structure, and exhaust gas filter box 6 comprises casing, and air inlet is opened at the side lower end of casing, and air outlet is opened at the top of casing and connects exhaust pipe 9, and automatically A multi-stage filter screen is arranged from bottom to top, and microbial fillers, catalyst particles and activated carbon are distributed on the filter screen.

Further, the bottom of the drying chamber 2 has a water receiving tank 12, the water vapor in the drying chamber 2 can drip into the water receiving tank 12 after being liquefied, the water receiving tank 12 is provided with a water outlet, the recovery chamber 5 is provided with a water inlet and a water outlet, and the water receiving tank 12 The water outlet is connected to the water inlet of the recovery chamber 5 through the water outlet pipe 13, the water outlet pipe 13 is provided with a check valve 15, the water outlet of the recovery chamber 5 is connected to the drain pipe 14, and the water in the receiving tank 12 is discharged through the water outlet pipe 13. Enter the recovery cavity 5, a water level sensor can be set in the recovery cavity 5 to detect the water level height, when the water level in the recovery cavity 5 reaches the height of the water level sensor, open the drain pipe 14 to discharge the water in the recovery cavity 5. When there is water in the recovery cavity 5, when the exhaust gas passes into the recovery cavity 5, the heat of the exhaust gas can be absorbed by the water to heat the drying cavity 3, so that the heat of the exhaust gas can be recovered to the maximum extent, and the water in the recovery cavity 5 has a good effect on the exhaust gas. play a certain role in purification.

The recovery chamber 5 is provided with multi-stage baffles 20 from bottom to top, and the baffles 20 reduce the passing speed of the waste gas so that the waste gas can fully contact with the recovery chamber 5 .

The inner wall of the drying chamber 3 is fixed with heat-gathering sheets 16 at intervals, and the heat-gathering sheets 16 are bent and provided with water leakage ports 17 . The heat collecting sheet 16 can absorb heat to accelerate the temperature rise of the drying chamber 3 , and the water vapor on the heat collecting sheet 16 liquefies and falls into the water receiving tank 12 through the water leakage port 17 . The exhaust cavity 4 can also be provided with a heat collecting sheet 16 to absorb the heat in the exhaust gas.

An air blower 24 is also fixed in the heating cavity 23 , and the heating cavity 23 and the drying cavity 3 are connected through an air guiding channel 25 . The heating plate 22 is fixed between the blower fan 24 and the air guide channel 25 , the blower fan 24 faces the air guide channel 25 , and the outlet of the air guide channel 25 is connected with a heat collecting cover 26 facing the conveying mechanism 21 . After the heating plate 22 is heated, the heat is blown into the air guide channel 25 by the air blower 24, and then spread to the drying chamber 3 through the heat collecting cover 26, and the inner diameter of the air guide channel 25 gradually decreases toward the outlet, and the heat supply chamber 23 The independent setting makes the hot air diffused from the heat collecting cover 26 relatively uniform, which is beneficial to the uniform heating of the leather.

The specific embodiments described herein are only examples to illustrate the spirit of the present invention. Those skilled in the technical field to which the utility model belongs can make various modifications or supplements to the described specific embodiments or adopt similar methods to replace them, but they will not deviate from the spirit of the utility model or go beyond the appended claims defined range.

Although this article uses more frame 1; drying chamber 2; drying chamber 3; exhaust chamber 4; recovery chamber 5; exhaust gas filter box 6; gas pipeline one 7; gas pipeline two 8; exhaust pipe 9; Exhaust fan one 10; exhaust fan two 11; water tank 12; outlet pipe 13; drain pipe 14; check valve 15; Conveying mechanism 21; heating plate 22; heating cavity 23; air blower 24; air guiding channel 25; These terms are only used to describe and explain the essence of the utility model more conveniently; interpreting them as any kind of additional limitation is against the spirit of the utility model.

Claims (6)

1. Cowhide furniture leather dryer, including a frame, a drying chamber, a conveying mechanism and a heating plate, characterized in that the drying chamber is erected on the frame, and the drying chamber includes an inner chamber body and an outer casing, and the outer casing surrounds the inner chamber A recovery chamber is formed between the inner chamber body and the outer casing. The inner chamber body has a heating chamber, a drying chamber and an exhaust chamber. The conveying mechanism passes through the drying chamber. The heating plate is set in the heating chamber. The chamber and the exhaust chamber are connected in turn. The cowhide furniture leather dryer also includes the first gas pipeline, the second gas pipeline, the waste gas filter box and the exhaust pipe. The first gas pipeline connects the exhaust chamber and the recovery chamber, and the second gas pipeline Connect the recovery cavity and the exhaust gas filter box, and the exhaust gas filter box is connected to the exhaust pipe. 2. The drier for cowhide furniture leather according to claim 1, characterized in that an exhaust fan 1 is provided on the air delivery pipeline 1, the air intake end of the air delivery pipeline 1 extends into the exhaust chamber, and the air delivery pipeline 1 The gas outlet end extends into the bottom of the recovery chamber. 3. The drier for cowhide furniture leather according to claim 2, characterized in that, the air delivery pipeline 2 is provided with an exhaust fan 2, and the air inlet end of the air delivery pipeline 2 extends into the top of the recovery chamber. 4. The drying machine for cowhide furniture leather according to claim 1 or 3, characterized in that the bottom of the drying chamber has a water receiving tank, the water receiving tank is provided with a water outlet, the recovery chamber is provided with a water inlet and a water outlet, and the outlet of the water receiving tank is provided with a water outlet. The water outlet is connected with the water inlet of the recovery chamber through the water outlet pipe, the water outlet pipe is provided with a check valve, and the water outlet of the recovery chamber is connected with the drain pipe. 5. The drying machine for cowhide furniture leather according to claim 4, characterized in that heat collecting sheets are fixed at intervals on the inner wall of the drying chamber, the heat collecting sheets are bent and have water leakage openings. 6. The drying machine for cowhide furniture leather according to claim 1, characterized in that, an air blower is also fixed in the heating cavity, the heating cavity and the drying cavity are connected through an air guide channel, and the heating plate is fixed between the air supply blower and the drying cavity. Between the air guide channels, the air supply fan faces the air guide channels, and the outlet of the air guide channels is connected with a heat collecting cover facing the conveying mechanism.