Energy-saving and environmentally friendly waste heat recovery device for dyeing and finishing machinery

By designing an automated motor drive device and an angled sealing plate structure, the risks of high-temperature burns and noise-induced heat loss during maintenance of waste heat recovery devices in dyeing and finishing machinery have been solved, achieving safe, convenient, environmentally friendly, and energy-saving equipment.

CN224280771UActive Publication Date: 2026-05-26WUXI QUANRUN MACHINERY CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
WUXI QUANRUN MACHINERY CO LTD
Filing Date
2025-05-14
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

Existing waste heat recovery devices for dyeing and finishing machinery require manual operation during equipment maintenance, which poses a risk of burns from high temperatures. Furthermore, the noise and heat loss during equipment operation negatively impact the environment.

Method used

An energy-saving and environmentally friendly waste heat recovery device for dyeing and finishing machinery was designed, comprising a motor, a drive unit, a sealing device, and a sealing plate. The motor drives the threaded rod to move the mounting plate and waste heat recovery equipment. The oblique sealing plate automatically pushes open, avoiding manual operation. Combined with the protective shell, it provides sound insulation and heat insulation protection.

Benefits of technology

This eliminates the need for manual operation during equipment maintenance, reducing the risk of burns, simplifying the operation process, improving convenience, and reducing noise and heat loss, thus achieving energy conservation and environmental protection.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224280771U_ABST
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Abstract

This utility model discloses an energy-saving and environmentally friendly waste heat recovery device for dyeing and finishing machinery, specifically relating to the field of waste heat recovery for dyeing and finishing equipment. It includes a mounting base and dyeing and finishing equipment, with the equipment fixedly mounted on the upper surface of the mounting base. A protective shell is fixedly mounted on the upper surface of the mounting base, and a movable groove is formed on one side of the protective shell. Two sliding grooves are symmetrically formed on the upper surface of the mounting base. This utility model, through the inclusion of a motor, drive device, and sealing device, utilizes the cooperation between the drive device and the sealing plate to cause the motor to drive the threaded rod to rotate. When the mounting plate and waste heat recovery device move, the oblique angles on both sides of the mounting plate cooperate with the oblique grooves of the sealing plate to automatically push open the sealing plate, eliminating the need for manual pulling. During equipment maintenance and repair, manual operation of the door is unnecessary, preventing burns from excessively high sealing plate temperatures. This simplifies the operation process, saves manpower, and improves the convenience of equipment maintenance.
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Description

Technical Field

[0001] This utility model relates to the field of waste heat recovery in dyeing and finishing equipment, and more specifically, to an energy-saving and environmentally friendly waste heat recovery device for dyeing and finishing machinery. Background Technology

[0002] In the modern textile dyeing and finishing industry, the dyeing and finishing process involves multiple steps such as desizing, scouring, dyeing, printing, and finishing. Each step requires a large amount of energy, with heat energy consumption accounting for a very high proportion. Taking the setting machine as an example, during the fabric setting process, the fabric needs to be heated to a high temperature (usually 150-220℃). This process generates a large amount of high-temperature waste gas with a temperature as high as 120-180℃. At the same time, equipment such as dyeing vats and washing machines also discharge a large amount of wastewater carrying residual heat during operation.

[0003] Chinese utility model patent CN222666301U discloses a waste heat recovery and utilization device for dyeing and finishing equipment. In use, the various components of the device work together. A rotating rod drives a protective frame to rotate via an adjusting block, opening the main body of the dyeing and finishing equipment and the waste heat recovery device for easy operation. After operation, a drive motor drives a lead screw to rotate in the opposite direction, again opening the main body of the dyeing and finishing equipment and the waste heat recovery device through the protective frame, preventing accidental contact by operators and avoiding safety hazards, thus greatly ensuring the safety of the device. However, the device requires manual pulling of a lever to unlock the protective frame. Even under the influence of the preheating equipment, the lever remains at a high temperature, potentially causing burns to workers.

[0004] Therefore, it is necessary to redesign an energy-saving and environmentally friendly waste heat recovery device for dyeing and finishing machinery to address the aforementioned issues. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the embodiments of this utility model provide an energy-saving and environmentally friendly waste heat recovery device for dyeing and finishing machinery.

[0006] To achieve the above objectives, the present invention adopts the following technical solution:

[0007] An energy-saving and environmentally friendly waste heat recovery device for dyeing and finishing machinery includes a mounting base and dyeing and finishing equipment. The dyeing and finishing equipment is fixedly mounted on the upper surface of the mounting base. A protective shell is fixedly mounted on the upper surface of the mounting base. A movable groove is opened on one side of the protective shell. Two sliding grooves are symmetrically opened on the upper surface of the mounting base. Each of the two sliding grooves is equipped with a sealing device. An installation groove is opened on the upper surface of the mounting base. A driving device is installed in the installation groove. An installation plate is fixedly connected to the output end of the driving device. A waste heat recovery device is fixedly mounted on the upper surface of the installation plate. The waste heat recovery device is connected to the dyeing and finishing equipment through multiple water pipes.

[0008] In a preferred embodiment, each of the sealing devices includes a spring, which is fixedly connected to the inner wall of the slide groove. One end of the spring is fixedly connected to a slider, which is slidably connected within the slide groove. A sealing plate is fixedly connected to the upper end face of the slider, and a movable block is fixedly installed on one side of the sealing plate, which is slidably connected within the movable groove.

[0009] In a preferred embodiment, the drive device includes a threaded rod, which is mounted on the inner wall of the mounting groove via a bearing. The threaded rod is threadedly connected to a mounting block, which is slidably connected within the mounting groove. A mounting plate is fixedly mounted on the upper end face of the mounting block.

[0010] In a preferred embodiment, a mounting bracket is fixedly mounted on one side of the mounting base, and a motor is fixedly mounted on the mounting bracket. The output shaft of the motor rotates through one side of the mounting base and is fixedly connected to one end of a threaded rod.

[0011] In a preferred embodiment, the two sides of the mounting plate are arranged at an angle.

[0012] In a preferred embodiment, each of the sealing plates has a groove on one side that mates with the mounting plate.

[0013] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0014] This utility model incorporates a motor, a drive unit, and a sealing device. The drive unit works in conjunction with the sealing plate, causing the motor to rotate the threaded rod. When the motor drives the mounting plate and waste heat recovery equipment to move, the sealing plate can be automatically pushed open by utilizing the cooperation between the oblique angles on both sides of the mounting plate and the oblique grooves of the sealing plate, eliminating the need for manual pulling. During equipment maintenance and repair, there is no need for manual operation to open the door, preventing burns from excessively high sealing plate temperatures. This simplifies the operation process, saves manpower, and improves the convenience of equipment maintenance. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the structure of the energy-saving and environmentally friendly waste heat recovery device for dyeing and finishing machinery proposed in this utility model;

[0016] Figure 2 This is a schematic diagram of the internal structure of the protective shell of the energy-saving and environmentally friendly waste heat recovery device for dyeing and finishing machinery proposed in this utility model;

[0017] Figure 3 This is a schematic diagram of the dyeing and finishing equipment section of the energy-saving and environmentally friendly waste heat recovery device for dyeing and finishing machinery proposed in this utility model;

[0018] Figure 4 This is a schematic diagram of the drive unit of the energy-saving and environmentally friendly waste heat recovery device for dyeing and finishing machinery proposed in this utility model.

[0019] Figure 5 This is a schematic diagram of the sealing plate portion of the energy-saving and environmentally friendly waste heat recovery device for dyeing and finishing machinery proposed in this utility model.

[0020] In the diagram: 1. Mounting base; 2. Dyeing and finishing equipment; 3. Mounting frame; 4. Motor; 5. Sealing plate; 6. Protective shell; 7. Mounting plate; 8. Slide groove; 9. Spring; 10. Sliding block; 11. Mounting groove; 12. Threaded rod; 13. Mounting block; 14. Waste heat recovery equipment; 15. Moving groove; 16. Moving block. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] Reference Figure 1-5 An energy-saving and environmentally friendly waste heat recovery device for dyeing and finishing machinery includes a mounting base 1 and a dyeing and finishing equipment 2. The dyeing and finishing equipment 2 is fixedly installed on the upper surface of the mounting base 1. A protective shell 6 is fixedly installed on the upper surface of the mounting base 1. The protective shell 6 not only provides protection for the internal waste heat recovery components, effectively preventing the intrusion of external debris and dust, but also plays a certain role in sound insulation and heat insulation, reducing the noise generated during the operation of the device and the impact of heat loss on the surrounding environment. A movable groove 15 is opened on one side of the protective shell 6. Two sliding grooves 8 are symmetrically opened on the upper surface of the mounting base 1. Both sliding grooves 8 are equipped with sealing devices. An installation groove 11 is opened on the upper surface of the mounting base 1. A drive device is installed in the installation groove 11. An installation plate 7 is fixedly connected to the output end of the drive device. A waste heat recovery device 14 is fixedly installed on the upper surface of the installation plate 7. The waste heat recovery device 14 is connected to the dyeing and finishing equipment 2 through multiple water supply pipes. The multiple water supply pipes are stretchable hoses.

[0023] Each sealing device includes a spring 9, which is fixedly connected to the inner wall of the slide 8. One end of the spring 9 is fixedly connected to a slider 10, which is slidably connected in the slide 8. A sealing plate 5 is fixedly connected to the upper end face of the slider 10. A moving block 16 is fixedly installed on one side of the sealing plate 5, which is slidably connected in the moving groove 15.

[0024] The drive device includes a threaded rod 12, which is mounted on the inner wall of the mounting groove 11 via a bearing. The threaded rod 12 is threadedly connected to a mounting block 13, which is slidably connected within the mounting groove 11. The mounting plate 7 is fixedly mounted on the upper end face of the mounting block 13.

[0025] A mounting bracket 3 is fixedly installed on one side of the mounting base 1. A motor 4 is fixedly installed on the mounting bracket 3, and the output shaft of the motor 4 rotates through one side of the mounting base 1 and is fixedly connected to one end of the threaded rod 12.

[0026] The mounting plate 7 is set at an angle on both sides. Each sealing plate 5 has an inclined groove on one side that matches the mounting plate 7. When the mounting plate 7 moves, its angle will push the sealing plate 5 to slide along the sliding groove 8 and the moving groove 15, so that the two sealing plates 5 move away from each other. The closed area can be opened automatically without manual pulling.

[0027] When this utility model is used, the dyeing and finishing equipment 2 will generate waste heat during operation. The waste heat recovery device 14 is connected to the dyeing and finishing equipment 2 through multiple water pipes. These water pipes can transfer the waste heat generated by the dyeing and finishing equipment 2 to the waste heat recovery device 14. The waste heat recovery device 14 collects and processes the waste heat, thereby realizing the recovery and utilization of waste heat in the dyeing and finishing process, and achieving the purpose of energy saving and environmental protection.

[0028] When the waste heat recovery device 14 is not needed or when maintenance is required, the sealing plate 5 can be used to close the device. The spring force of the spring 9 can keep the sealing plate 5 in the corresponding position, thus closing off a portion of the upper surface of the mounting base 1. Conversely, when the waste heat recovery device 14 needs to be used, the sealing plate 5 is pushed to overcome the spring force of the spring 9, causing the sealing plate 5 to move and expose the waste heat recovery device 14.

[0029] The motor 4 on the mounting bracket 3 on one side of the mounting base 1 is the power source of the drive device. The output shaft of the motor 4 rotates through one side of the mounting base 1 and is fixedly connected to one end of the threaded rod 12. When the motor 4 starts, it will drive the threaded rod 12 to rotate. Since the threaded rod 12 is threadedly connected to the mounting block 13, and the mounting block 13 is slidably connected in the mounting groove 11, according to the principle of thread transmission, the rotation of the threaded rod 12 will cause the mounting block 13 to move in the mounting groove 11 along the axial direction of the threaded rod 12. The mounting plate 7 is fixedly installed on the upper end face of the mounting block 13. The waste heat recovery device 14 is installed on the mounting plate 7. Therefore, the movement of the mounting block 13 will drive the mounting plate 7 and the waste heat recovery device 14 to move together, realize the position adjustment of the waste heat recovery device 14, and facilitate its installation, maintenance and other operations.

[0030] The mounting plate 7 is set at an angle on both sides, and each sealing plate 5 has an inclined groove on one side that cooperates with the mounting plate 7. When the mounting plate 7 moves under the action of the driving device, the angles on both sides of the mounting plate 7 cooperate with the inclined grooves on the sealing plate 5. During the process of the mounting plate 7 rising or falling, it can smoothly push the sealing plate 5 to move so that the two sealing plates 5 move away from each other, without the need for manual pulling of the sealing plate 5.

[0031] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An energy-saving and environmentally friendly waste heat recovery device for dyeing and finishing machinery, comprising a mounting base (1) and dyeing and finishing equipment (2), wherein the dyeing and finishing equipment (2) is fixedly mounted on the upper surface of the mounting base (1), characterized in that: A protective shell (6) is fixedly installed on the upper surface of the mounting base (1). A movable groove (15) is provided on one side of the protective shell (6). Two sliding grooves (8) are symmetrically opened on the upper surface of the mounting base (1). A sealing device is provided in each of the two sliding grooves (8). An installation groove (11) is opened on the upper surface of the mounting base (1). A driving device is provided in the installation groove (11). An installation plate (7) is fixedly connected to the output end of the driving device. A waste heat recovery device (14) is fixedly installed on the upper surface of the installation plate (7). The waste heat recovery device (14) is connected to the dyeing and finishing equipment (2) through multiple water pipes.

2. The energy-saving and environmentally friendly waste heat recovery device for dyeing and finishing machinery according to claim 1, characterized in that: Each of the aforementioned sealing devices includes a spring (9), and the spring (9) is fixedly connected to the inner wall of the slide groove (8). One end of the spring (9) is fixedly connected to a slider (10), and the slider (10) is slidably connected in the slide groove (8). A sealing plate (5) is fixedly connected to the upper end face of the slider (10). A moving block (16) is fixedly installed on one side of the sealing plate (5), and the moving block (16) is slidably connected in the moving groove (15).

3. The energy-saving and environmentally friendly waste heat recovery device for dyeing and finishing machinery according to claim 1, characterized in that: The drive device includes a threaded rod (12), which is mounted on the inner wall of the mounting groove (11) via a bearing. The threaded rod (12) is threadedly connected to a mounting block (13), which is slidably connected in the mounting groove (11). The mounting plate (7) is fixedly mounted on the upper end face of the mounting block (13).

4. The energy-saving and environmentally friendly waste heat recovery device for dyeing and finishing machinery according to claim 1, characterized in that: A mounting bracket (3) is fixedly installed on one side of the mounting base (1), and a motor (4) is fixedly installed on the mounting bracket (3). The output shaft of the motor (4) rotates through one side of the mounting base (1) and is fixedly connected to one end of the threaded rod (12).

5. The energy-saving and environmentally friendly waste heat recovery device for dyeing and finishing machinery according to claim 1, characterized in that: The mounting plate (7) is set at an angle on both sides.

6. The energy-saving and environmentally friendly waste heat recovery device for dyeing and finishing machinery according to claim 2, characterized in that: Each of the sealing plates (5) has a groove on one side that mates with the mounting plate (7).