Waste heat recovery mechanism for heat exchange unit

Abstract

The utility model belongs to the technical field of waste heat recovery mechanisms, and particularly relates to a waste heat recovery mechanism for a heat exchange unit, which comprises a water storage barrel, a connecting nozzle is fixedly connected to the left side wall of the water storage barrel, a coil pipe is arranged on the inner side of the water storage barrel, and an upper port of the coil pipe penetrates through the water storage barrel and is fixedly connected with the water storage barrel. A fixing ring is fixedly connected to the outer side of the lower end opening of the coil pipe and fixedly connected to the inner wall of the connecting nozzle. The water storage barrel is arranged, the connecting nozzle is arranged on the side face of the water storage barrel, the funnel-shaped transition cover is connected through the connecting nozzle, the transition cover can be connected with the inner cavity of the heat exchange unit in a threaded mode, and the coil pipe is arranged in the water storage barrel, so that the motor in the transition cover is used for driving the fan blades to rotate; waste heat generated in the inner cavity of the heat exchange unit is discharged into the coil pipe, then the heat passes through the coil pipe and is conducted into clear water, and the purpose of recycling the waste heat of the heat exchange unit is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of waste heat recovery mechanisms, in particular to a waste heat recovery mechanism for a heat exchange unit. Background Art

[0002] In the air conditioning industry, full liquid evaporators and dry evaporators are still widely used in large chillers and heat pump units. For units with cooling and heating requirements, a heat exchanger that can be used as both an evaporator and a condenser is required, but it is difficult for existing full liquid evaporators and dry evaporators to achieve the integration of the two devices. For example, the invention patent with announcement number CN112867339A discloses a heat exchange unit, and a specific implementation of the method includes: a box body, a return air component and a heat exchange component; the return air component includes: an air supply port and a return air port; the heat exchange component includes: an outdoor air inlet, an outdoor air outlet, an outdoor side circulation fan and an air-to-air heat exchanger; wherein the air supply port is arranged on one side of the box body, and the return air port is arranged on a side symmetrical to the air supply port; the outdoor air inlet is arranged on one side of the box body, and the outdoor air outlet is arranged on a side symmetrical to the air supply port; the air-to-air heat exchanger is fixed inside the box body.

[0003] However, in the existing heat exchanger unit, the internal components will generate a high temperature during long-term operation, so a heat dissipation device will be equipped for this purpose, but this part of the heat energy is not well recovered and utilized. Therefore, improvement is needed. Utility Model Content

[0004] The utility model aims to provide a waste heat recovery mechanism for a heat exchange unit, which solves the problem that the heat energy of the existing heat exchange unit is not well utilized during its own operation.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a waste heat recovery mechanism for a heat exchanger unit, comprising a water storage barrel, a connecting nozzle fixedly connected to the left side wall of the water storage barrel, a coil is arranged on the inner side of the water storage barrel, the upper end of the coil passes through the water storage barrel and is fixedly connected to the water storage barrel, a fixing ring is fixedly connected to the outer side of the lower end of the coil, and the fixing ring is fixedly connected to the inner wall of the connecting nozzle, a transition cover is threadedly connected to the threaded portion of the connecting nozzle, a filter is fixedly connected to the right inner side of the transition cover, a mounting plate is slidably connected to the left inner side of the transition cover, and a through hole is opened inside the mounting plate, a motor is fixedly installed on the middle right side of the mounting plate, a rotating shaft is fixedly connected to the end of the output shaft of the motor, a fan blade is fixedly connected to the middle section of the shaft body of the rotating shaft, a brush is fixedly connected to the end section of the shaft body of the rotating shaft, and the brush contacts the filter.

[0006] Preferably, a rubber plug is slidably connected to the upper end of the water storage barrel, and a pull ring is fixedly connected to the upper end of the rubber plug. By removing the rubber plug, it is convenient to add clean water into the water storage barrel.

[0007] Preferably, the bottom of the water storage barrel is fixedly connected to a drain outlet, and a valve is arranged in the middle of the drain outlet. The arrangement of the drain outlet facilitates the discharge of the heated clean water in the water storage barrel.

[0008] Preferably, a mounting ring is fixedly connected to the inner side of the transition cover and located on the right side of the mounting plate, and the mounting ring contacts the mounting plate, a sliding pin is slidably connected to the inside of the mounting ring, a spring is arranged inside the mounting ring, a lever is fixedly connected to the outer side of the pin body of the sliding pin, the lever passes through the mounting ring and the mounting plate and is slidably connected to both the mounting ring and the mounting plate, a clamping block is fixedly connected to the middle section of the lever body, and the clamping block is clamped to the mounting plate. By passing the lever through the mounting plate and fixing it with the clamping block, it is easy to install the mounting plate.

[0009] Preferably, a sealing ring is embedded in the side of the mounting ring close to the mounting plate, and the sealing ring is in contact with the mounting plate. The sealing performance between the mounting plate and the mounting ring can be increased by providing the sealing ring.

[0010] Preferably, one end of the spring is fixedly connected to the sliding pin, and the other end of the spring is fixedly connected to the inner surface of the mounting ring. By setting the spring, elastic force can be applied to the sliding pin.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. The utility model provides a water storage barrel, and then provides a connecting nozzle on the side of the water storage barrel, and uses the connecting nozzle to connect a funnel-shaped transition cover, the transition cover can be connected to the inner cavity of the heat exchanger unit by means of a thread, and then a coil is provided in the water storage barrel. In this way, the fan blades are driven to rotate by the motor in the transition cover, and the waste heat generated in the inner cavity of the heat exchanger unit is discharged into the coil. After the heat passes through the coil, the heat is conducted to the clean water, so as to achieve the purpose of recovering the waste heat of the heat exchanger unit.

[0013] 2. The utility model sets a filter in the transition cover to filter the waste heat. When the motor drives the fan blades to rotate, it can also drive the brush to scrape the surface of the filter, thereby preventing particulate impurities from clogging the filter, thereby ensuring the normal recovery of waste heat of the heat exchanger unit. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0015] Figure 2 For the utility model Figure 1 A front cross-sectional view of

[0016] Figure 3 For the utility model Figure 2 A magnified view of the structure of part A;

[0017] Figure 4 For the utility model Figure 1 A sectional stereogram of the local structure.

[0018] In the figure: 1. water storage barrel; 2. connecting nozzle; 3. transition cover; 4. coil; 5. fixing ring; 6. rubber plug; 7. pull ring; 8. drain outlet; 9. filter screen; 10. mounting plate; 11. through hole; 12. motor; 13. rotating shaft; 14. fan blade; 15. brush; 16. mounting ring; 17. sealing ring; 18. sliding pin; 19. spring; 20. lever; 21. block. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1 , Figure 2 , Figure 4 A waste heat recovery mechanism for a heat exchange unit includes a water storage barrel 1, a connection nozzle 2 is fixedly connected to the left side wall of the water storage barrel 1, a coil 4 is arranged on the inner side of the water storage barrel 1, the upper end of the coil 4 passes through the water storage barrel 1 and is fixedly connected to the water storage barrel 1, a fixing ring 5 is fixedly connected to the outer side of the lower end of the coil 4, and the fixing ring 5 is fixedly connected to the inner wall of the connection nozzle 2, a rubber plug 6 is slidably connected to the inner side of the upper end of the water storage barrel 1, and a pull ring 7 is fixedly connected to the upper end of the rubber plug 6. By removing the rubber plug 6, it is convenient to add clean water to the water storage barrel 1. The bottom of the water storage barrel 1 is fixedly connected to a drain port 8, and a valve is arranged in the middle of the drain port 8. The setting of the drain port 8 facilitates the discharge of clean water in the water storage barrel 1 after being heated.

[0021] See also Figure 2The threaded portion of the connecting nozzle 2 is connected to a transition cover 3 through a thread, a filter screen 9 is fixedly connected to the inner right portion of the transition cover 3, a mounting plate 10 is slidably connected to the inner left portion of the transition cover 3, and a through hole 11 is opened inside the mounting plate 10, a motor 12 is fixedly installed in the middle of the right side of the mounting plate 10, a rotating shaft 13 is fixedly connected to the end of the output shaft of the motor 12, a fan blade 14 is fixedly connected to the middle section of the shaft body of the rotating shaft 13, a brush 15 is fixedly connected to the end section of the shaft body of the rotating shaft 13, and the brush 15 is in contact with the filter screen 9.

[0022] See also Figure 2 , Figure 3 , a mounting ring 16 is fixedly connected to the inner side of the transition cover 3 and located on the right side of the mounting plate 10, and the mounting ring 16 contacts the mounting plate 10, and a sealing ring 17 is embedded in the side of the mounting ring 16 close to the mounting plate 10, and the sealing ring 17 contacts the mounting plate 10. By setting the sealing ring 17, the sealing between the mounting plate 10 and the mounting ring 16 can be increased, and a sliding pin 18 is slidably connected inside the mounting ring 16, and a spring 19 is arranged inside the mounting ring 16, one end of the spring 19 is fixedly connected to the sliding pin 18, and the other end of the spring 19 is fixedly connected to the inner surface of the mounting ring 16. By setting the spring 19, the elastic force can be applied to the sliding pin 18, and a lever 20 is fixedly connected to the outer side of the pin body of the sliding pin 18, and the lever 20 penetrates the mounting ring 16 and the mounting plate 10 and is slidably connected to both the mounting ring 16 and the mounting plate 10, and a clamping block 21 is fixedly connected to the middle section of the rod body of the lever 20, and the clamping block 21 is clamped to the mounting plate 10. The mounting plate 10 can be easily installed by passing the lever 20 through the mounting plate 10 and fixing it with the clamping block 21 .

[0023] The specific implementation process of the utility model is as follows: when in use, firstly, the mounting plate 10 drives one side of the motor 12 and other components to extend into the transition cover 3, and then the sliding pin 18 is pulled by the lever 20, so that the sliding pin 18 is retracted and the spring 19 is compressed, and then the lever 20 on the sliding pin 18 passes through the mounting plate 10, so that the mounting plate 10 can contact the mounting ring 16, and the brush 15 is now in contact with the filter screen 9, and then the lever 20 is released, the lever 20 and the sliding pin 18 are reset, and the block 21 on the lever 20 is stuck in the mounting plate 10, and then the transition cover 3 is connected to the pipeline reserved on the heat exchanger unit by threaded connection, and then The connecting mouth 2 of the water storage barrel 1 is connected with the transition cover 3, and then the rubber plug 6 is removed through the pull ring 7, and a sufficient amount of clean water is put into the water storage barrel 1 until the coil 4 is completely immersed. In this way, the motor 12 is used to drive the rotating shaft 13 to rotate, and the rotating shaft 13 drives the fan blades 14 to rotate, so that the waste heat in the heat exchanger unit is drained into the coil 4, and the heat is conducted to the clean water through the coil 4 to heat the clean water. Then the hot water can be used to achieve the purpose of recovering the waste heat of the heat exchanger unit. Moreover, while the motor 12 is rotating, the brush 15 coaxial with the fan blades 14 scratches the filter screen 9 to prevent the particulate matter mixed in the waste heat from clogging the filter screen 9.

[0024] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A waste heat recovery mechanism for a heat exchange unit, comprising a water storage tank (1), Features: The left side wall of the water storage barrel (1) is fixedly connected to a connecting nozzle (2), the inner side of the water storage barrel (1) is provided with a coil (4), the upper end of the coil (4) passes through the water storage barrel (1) and is fixedly connected to the water storage barrel (1), the outer side of the lower end of the coil (4) is fixedly connected to a fixing ring (5), and the fixing ring (5) is fixedly connected to the inner wall of the connecting nozzle (2), the threaded portion of the connecting nozzle (2) is connected to a transition cover (3) through a thread, and the inner right side of the transition cover (3) is fixedly connected to a filter screen ( 9), a mounting plate (10) is slidably connected to the inner left part of the transition cover (3), and a through hole (11) is opened inside the mounting plate (10), a motor (12) is fixedly installed in the middle part of the right side of the mounting plate (10), a rotating shaft (13) is fixedly connected to the end of the output shaft of the motor (12), a fan blade (14) is fixedly connected to the middle section of the shaft body of the rotating shaft (13), and a brush (15) is fixedly connected to the end section of the shaft body of the rotating shaft (13), and the brush (15) is in contact with the filter screen (9).

2. A waste heat recovery mechanism for a heat exchange unit according to claim 1, Features: A rubber plug (6) is slidably connected to the interior of the upper end of the water storage barrel (1), and a pull ring (7) is fixedly connected to the upper end of the rubber plug (6).

3. A waste heat recovery mechanism for a heat exchange unit according to claim 1, Features: The bottom of the water storage barrel (1) is fixedly connected to a drain outlet (8), and a valve is provided in the middle of the drain outlet (8).

4. A waste heat recovery mechanism for a heat exchange unit according to claim 1, Features: A mounting ring (16) is fixedly connected to the inner side of the transition cover (3) and located on the right side of the mounting plate (10), and the mounting ring (16) contacts the mounting plate (10). A sliding pin (18) is slidably connected to the inside of the mounting ring (16), and a spring (19) is arranged inside the mounting ring (16). A lever (20) is fixedly connected to the outer side of the pin body of the sliding pin (18), and the lever (20) passes through the mounting ring (16) and the mounting plate (10) and is slidably connected to both the mounting ring (16) and the mounting plate (10). A clamping block (21) is fixedly connected to the middle section of the rod body of the lever (20), and the clamping block (21) is clamped to the mounting plate (10).

5. A waste heat recovery mechanism for a heat exchange unit according to claim 4, Features: A sealing ring (17) is embedded in a side of the mounting ring (16) close to the mounting plate (10), and the sealing ring (17) is in contact with the mounting plate (10).

6. A waste heat recovery mechanism for a heat exchange unit according to claim 4, Features: One end of the spring (19) is fixedly connected to the sliding pin (18), and the other end of the spring (19) is fixedly connected to the inner surface of the mounting ring (16).

Images