Tail gas waste heat utilization and recovery system

Abstract

The utility model discloses a tail gas waste heat utilization and recovery system which comprises a waste heat recovery machine shell and a transferring base, a plate heat exchanger is arranged in the waste heat recovery machine shell, a transferring groove is formed in the upper side of the transferring base, the lower portion of the waste heat recovery machine shell can be clamped in the transferring groove, and a damping plate is arranged at the bottom in the transferring groove through a damper. The upper side of the transferring base is provided with the transferring groove, the lower portion of the waste heat recycling machine shell can be clamped in the transferring groove, the lifting handles are hinged to the two sides of the waste heat recycling machine shell, the transferring groove is formed in the upper side of the transferring base, the lifting handles are hinged to the two sides of the waste heat recycling machine shell, and therefore the waste heat recycling machine shell can be used for recycling waste heat. According to the waste heat recovery machine shell transfer device, the waste heat recovery machine shell can be conveniently transferred, a damping plate is arranged at the bottom in the transfer groove through a damper, damping treatment can be conducted on the lower portion of the waste heat recovery machine shell placed in the transfer base, and the safety of moving, carrying and using of the waste heat recovery machine shell can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of waste heat recovery, in particular to a tail gas waste heat utilization recovery system. Background Art

[0002] The exhaust waste heat recovery system requires a plate heat exchanger, which is a high-efficiency heat exchanger composed of a series of metal sheets with a certain corrugated shape. Thin rectangular channels are formed between various plates, and heat is exchanged through the plates. The plate heat exchanger is an ideal equipment for liquid-liquid and liquid-steam heat exchange. It has the characteristics of high heat exchange efficiency, low heat loss, compact and light structure, small footprint, wide application and long service life. The types of plate heat exchangers are mainly frame type (detachable) and brazed type. The plate forms mainly include herringbone corrugated plates, horizontal straight corrugated plates and tumor-shaped plates.

[0003] A gas plate heat exchanger with application number 202221459934.8 in the prior art includes a clamping box and a clamping plate. The gas plate heat exchanger provided by the utility model has a fixing mechanism that can realize the clamping box and the clamping seat to clamp and fix the heat exchange plate, and the fixing mechanism can realize the rapid release of the clamping box and the clamping seat, thereby realizing the rapid disassembly of the heat exchange plate and improving the disassembly efficiency of the heat exchanger. The limiting mechanism can limit and fix the fixing mechanism to ensure the overall stability of the heat exchanger. However, it is not convenient to transfer the waste heat recovery machine, and the lower part of the waste heat recovery machine casing during the transfer process cannot be shock-absorbing, thereby affecting the safety of the waste heat recovery machine in moving and handling. Utility Model Content

[0004] The purpose of the utility model is to provide an exhaust gas waste heat utilization and recovery system to solve the problem in the prior art that it is inconvenient to move the waste heat recovery machine and the lower part of the waste heat recovery machine casing during the transfer process cannot be shock-absorbing, thereby affecting the safety of the waste heat recovery machine in moving and handling.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tail gas waste heat utilization and recovery system, comprising a waste heat recovery casing and a transfer base, a plate heat exchanger is arranged inside the waste heat recovery casing, a transfer groove is arranged on the upper side of the transfer base, and the lower part of the waste heat recovery casing can be stuck in the transfer groove, a shock-absorbing plate is arranged at the bottom of the transfer groove through a shock absorber, an inlet and outlet are arranged at one end of the transfer groove, and a baffle is hinged inside the inlet and outlet through a hinge.

[0006] Furthermore, handles are hinged on both sides of the waste heat recovery casing, and two handles form a group.

[0007] Furthermore, a groove is provided on the upper side of the shock-absorbing plate, and a plurality of transfer rollers are provided in the groove at equal intervals.

[0008] Furthermore, pulleys are provided at the four corners of the lower side of the transfer base, and the pulleys are universal wheels.

[0009] Furthermore, limiting sliding blocks are provided on both sides of the shock absorbing plate, and the limiting sliding blocks are slidably connected to the limiting sliding grooves on the inner wall of the transfer groove.

[0010] Furthermore, a positioning pin is transversely inserted into a first positioning groove inside one side of the baffle, a second positioning groove is opened on the inlet and outlet side walls of the transfer base, and one end of the positioning pin is inserted and matched with the second positioning groove.

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

[0012] 1. The utility model is provided with a transfer groove on the upper side of the transfer base, and the lower part of the waste heat recovery casing can be clamped in the transfer groove, and handles are hinged on both sides of the waste heat recovery casing, so that the waste heat recovery casing can be easily transferred.

[0013] 2. The utility model also provides a shock-absorbing plate at the bottom of the transfer groove through a shock absorber, so that the lower part of the waste heat recovery casing placed in the transfer base can be shock-absorbing, which is beneficial to improving the safety of moving and transporting the waste heat recovery casing.

[0014] 3. The utility model has a groove on the upper side of the shock-absorbing plate, and a plurality of transfer rollers are arranged at equal intervals in the groove, which can change the sliding friction between the lower part of the waste heat recovery casing and the shock-absorbing plate into rolling friction, making it easy for the waste heat recovery casing to enter and exit the transfer groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0016] Figure 1 It is a schematic diagram of the structure of the waste heat recovery casing of the utility model;

[0017] Figure 2 It is a schematic diagram of the waste heat recovery casing of the utility model being transferred through a transfer base;

[0018] Figure 3 This is a schematic diagram of the transfer base structure of the utility model;

[0019] Figure 4 It is a right view of the transfer base structure of the utility model.

[0020] In the figure: 1. Waste heat recovery casing; 2. Plate heat exchange; 3. Handle; 4. Transfer base; 5. Transfer groove; 6. Shock-absorbing plate; 7. Transfer roller; 8. Shock absorber; 9. Pulley; 10. Inlet and outlet; 11. Baffle; 12. Hinge; 13. First positioning groove; 14. Positioning pin; 15. Second positioning groove; 16. Limiting slider; 17. Limiting slide groove; 18. Groove. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 In the embodiment of the utility model, a tail gas waste heat utilization and recovery system includes a waste heat recovery casing 1 and a transfer base 4. A plate heat exchanger 2 is arranged inside the waste heat recovery casing 1. The gas plate heat exchanger adopts a plate structure design and utilizes fluid circulation between plates to achieve heat transfer. Its heat exchange principle is based on the combined effect of convection and conduction. When high-temperature gas flows between the plates, the heat will be conducted to the adjacent plates through the plates, and then taken away by the low-temperature gas flowing between the plates, thereby achieving rapid heat transfer. The upper side of the transfer base 4 A transfer groove 5 is provided, and the lower part of the waste heat recovery casing 1 can be stuck in the transfer groove 5, so that the waste heat recovery casing 1 can be easily transferred. A shock-absorbing plate 6 is provided at the bottom of the transfer groove 5 through a shock absorber 8, so that the lower part of the waste heat recovery casing 1 placed in the transfer base 4 can be shock-absorbing, which is beneficial to improving the safety of moving and transporting the waste heat recovery casing 1. An inlet and outlet 10 is provided at one end of the transfer groove 5, and a baffle 11 is hinged inside the inlet and outlet 10 through a hinge 12, so that the inlet and outlet 10 can be easily covered.

[0023] Handles 3 are hinged on both sides of the waste heat recovery casing 1, and two handles 3 form a group, so that it is easy to lift the waste heat recovery casing 1 for transportation, loading and use. Pulleys 9 are provided at the four corners on the lower side of the transfer base 4, and the pulleys 9 are universal wheels, so that it is easy to move and transport the transfer base 4. A positioning pin 14 is inserted horizontally in the first positioning groove 13 inside one side of the baffle 11, and a second positioning groove 15 is provided on the side wall of the inlet and outlet 10 of the transfer base 4, and one end of the positioning pin 14 is inserted and matched with the second positioning groove 15, so that it is easy to position the baffle 11 that is flipped and closed in the inlet and outlet 10, and it is convenient and quick to disassemble and assemble.

[0024] A groove 18 is provided on the upper side of the damping plate 6, and a plurality of transfer rollers 7 are provided at equal intervals in the groove 18, which can change the sliding friction between the lower part of the waste heat recovery housing 1 and the damping plate 6 into rolling friction, making it easier for the waste heat recovery housing 1 to enter and exit the transfer groove 5. Limiting sliders 16 are provided on both sides of the damping plate 6, and the limiting sliders 16 are slidably connected to the limiting slide grooves 17 on the inner wall of the transfer groove 5, so that the damping plate 6 can be slidably guided when it is raised and lowered, which is beneficial to improving the stability of the damping plate 6 when it is raised and lowered.

[0025] The working principle and use process of the utility model: when in use, through the plate heat exchanger 2 provided inside the waste heat recovery casing 1, the gas plate heat exchanger adopts a plate structure design, and utilizes the fluid circulation between the plates to realize heat transfer. Its heat exchange principle is based on the combined effect of convection and conduction. When the high-temperature gas flows through the plates, the heat will be conducted to the adjacent plates through the plates, and then be taken away by the low-temperature gas flowing between the plates. This heat exchange method can make full use of the fluid circulation between the plates to realize rapid heat transfer; and a transfer groove 5 is provided on the upper side of the transfer base 4, and the lower part of the waste heat recovery casing 1 can be stuck in the transfer groove 5, and handles 3 are hinged on both sides of the waste heat recovery casing 1, so that it is convenient to transfer the waste heat recovery casing 1.

[0026] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A tail gas waste heat recovery system, comprising a waste heat recovery housing (1) and a transfer base (4), characterized in that: The waste heat recovery casing (1) is provided with a plate heat exchanger (2) inside, the transfer base (4) is provided with a transfer groove (5) on the upper side, and the lower part of the waste heat recovery casing (1) can be clamped in the transfer groove (5), the bottom of the transfer groove (5) is provided with a shock absorber (6) through a shock absorber (8), an inlet and outlet (10) is provided at one end of the transfer groove (5), and a baffle (11) is hinged inside the inlet and outlet (10) through a hinge (12).

2. The exhaust gas waste heat recovery system according to claim 1, characterized in that: Handles (3) are hingedly connected to both sides of the waste heat recovery casing (1), and two handles (3) form a group.

3. The exhaust gas waste heat recovery system according to claim 1, characterized in that: A groove (18) is provided on the upper side of the damping plate (6), and a plurality of transfer rollers (7) are provided at equal intervals in the groove (18).

4. The exhaust gas waste heat recovery system according to claim 1, characterized in that: Pulleys (9) are provided at the four corners on the lower side of the transfer base (4), and the pulleys (9) are universal wheels.

5. The exhaust gas waste heat recovery system according to claim 3 is characterized in that: Limiting slide blocks (16) are provided on both sides of the damping plate (6), and the limiting slide blocks (16) are slidably connected to limiting slide grooves (17) on the inner wall of the transfer groove (5).

6. The exhaust gas waste heat recovery system according to claim 1, characterized in that: A positioning pin (14) is transversely inserted into a first positioning groove (13) inside one side of the baffle (11), a second positioning groove (15) is provided on the side wall of the inlet and outlet (10) of the transfer base (4), and one end of the positioning pin (14) is inserted and matched with the second positioning groove (15).

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