One-time forming heat exchanger capable of recycling waste heat

Abstract

The utility model discloses a one-time forming heat exchanger capable of recovering waste heat, and relates to the technical field of heat exchangers, the bottom of a heat preservation shell is fixedly connected with a heat conduction plate, the bottom of the heat conduction plate is fixedly connected with an air supply shell, the left end of the air supply shell is connected with an air inlet, and an air supply mechanism is arranged in the air supply shell; a liquid inlet is formed in the right end of the heat preservation shell, and a liquid outlet is formed in the left end of the heat preservation shell. A driving motor is arranged at the right end of the air supply shell and connected with the air supply mechanism, heat exchange pieces are arranged in the heat preservation shell, and the bottoms of the heat exchange pieces are connected with the air supply shell. According to the preferable technical scheme, the driving motor is fixedly connected with the outer side of the air supply shell, the air supply mechanism comprises a first chain wheel, the outer side of the first chain wheel is meshed with a first chain, the front end of the first chain is meshed with a second chain wheel, and the left end of the first chain wheel and the left end of the second chain wheel are both connected with auger shafts. The air supply mechanism is located at the bottom of the heat-conducting plate.

Description

TECHNICAL FIELD

[0001] The utility model relates to heat exchanger technical field, concretely is a once forming heat exchanger of residual heat recovery. BACKGROUND

[0002] The heat exchanger is a kind of equipment that the heat of hot stream is transmitted to cold stream, and the heat exchange between two fluids is carried out by the heat conduction of wall surface and the convection of fluid on wall surface, and in the prior art, the heat of waste gas is used to heat cold fluid, so as to save resources, and this equipment is also called residual heat recovery type heat exchanger, but the existing residual heat recovery heat exchanger has some shortcomings, for example:

[0003] The water side heat exchanger with residual heat recovery function for high-temperature steam engine of application No. CN202210138244.0 can effectively utilize the residual heat of high-temperature steam engine in the working process to be reconverted into part of recyclable heat for heating operation, so that the water flow is heated during entering, and the conversion efficiency of high-temperature steam engine and heat exchanger is improved, but during use, it is difficult to transport hot flow gas, which may cause hot flow gas to flow randomly or leak during use of the equipment, reducing the use efficiency of the equipment.

[0004] Therefore, we propose a once forming heat exchanger of residual heat recovery to solve the problems raised in the above. INVENTION CONTENTS

[0005] The utility model aims at providing a once forming heat exchanger of residual heat recovery to solve the problem that most residual heat recovery heat exchangers on the market are difficult to transport hot flow gas, which may cause hot flow gas to flow randomly or leak during use of the equipment, reducing the use efficiency of the equipment.

[0006] To achieve the above object, the utility model provides the following technical scheme: a once forming heat exchanger of residual heat recovery, including heat preservation shell, the heat conduction plate being arranged at the bottom of heat preservation shell and gas feeding shell, the bottom of heat preservation shell is fixedly connected with heat conduction plate, and the bottom of heat conduction plate is fixedly connected with gas feeding shell, and the left end of gas feeding shell is connected with gas inlet, the inside of gas feeding shell is equipped with gas feeding mechanism, the right end of heat preservation shell is equipped with liquid inlet, and the left end of heat preservation shell is equipped with liquid outlet;

[0007] The right end of gas feeding shell is equipped with driving motor, and the driving motor is connected with gas feeding mechanism, and the inside of heat preservation shell is equipped with heat exchange fin, and the bottom of heat exchange fin is connected with gas feeding shell.

[0008] As the preferred technical scheme of the utility model, drive motor and gas feeding shell outside fixed connection, and gas feeding mechanism includes first sprocket, and first sprocket outside has first chain, first chain front end has second sprocket, and first sprocket and second sprocket left end are all connected with auger shaft, and gas blowing mechanism is located heat conduction plate bottom.

[0009] The above technical scheme can drive the two groups of auger shafts to run simultaneously by the drive motor, thereby increasing the gas feeding efficiency of the gas feeding mechanism and the efficiency of the equipment in use.

[0010] As the preferred technical scheme of the utility model, the top of the heat conduction plate is attached to the heat exchange fin, and the bottom of the right end of the heat exchange fin is provided with a gas feeding pipe connected with the gas feeding shell, the top of the left end of the heat exchange fin is connected with an exhaust port connected with the outside of the heat preservation shell.

[0011] The above technical scheme can fix the top of the heat conduction plate to the bottom of the heat exchange fin, thereby making the equipment more stable in operation.

[0012] As the preferred technical scheme of the utility model, the inside of the gas feeding pipe is provided with a fan blade, the left end of the drive motor is provided with a third sprocket, the outside of the third sprocket is engaged with a second chain, the top of the second chain is engaged with a fourth sprocket, the left end of the fourth sprocket is connected with a first bevel gear, the top of the first bevel gear is engaged with a second bevel gear, the top of the second bevel gear is connected with the fan blade, and the fan blade is connected with the inside of the gas feeding pipe through a support.

[0013] The above technical scheme can enable the hot flow gas to be sucked into the inside of the gas feeding pipe through the fan blade when entering the gas feeding pipe, thereby enabling the hot flow gas to be sucked and guided by the fan blade when entering the gas feeding pipe, and increasing the efficiency of the heat exchange fin in sucking the hot flow gas.

[0014] As the preferred technical scheme of the utility model, the top of the heat exchange fin is provided with a sealing plate, the bottom of the sealing plate is sealingly and fixedly connected with the heat preservation shell, and the sealing plate is fixedly connected with the heat exchange fin.

[0015] The above technical scheme can fix the heat exchange fin through the sealing plate, thereby increasing the firmness of the equipment in operation.

[0016] As the preferred technical scheme of the utility model, the heat preservation shell is fixedly connected with the liquid inlet and the liquid outlet, and the heat exchange fin is made of heat-conducting material.

[0017] The above technical scheme can enable the heat exchange fin to release heat through its own heat-conducting material when releasing heat, thereby increasing the heat-conducting efficiency of the inside of the heat preservation shell.

[0018] The utility model discloses an improved technical scheme, the heat preservation casing is equipped with anticorrosive layer, and the gas feeding pipe is equipped with filter block, and the filter block is located the top of the fan blade, and the gas feeding casing bottom is equipped with the chip removal box.

[0019] The above technical scheme can make the larger impurities in the hot flow gas difficult to be sucked into the fan blade, so that the larger impurities are collected in the chip removal box under the driving of the auger shaft, thereby increasing the filtering efficiency of the equipment during operation.

[0020] Compared with the prior art, the utility model has the beneficial effects that: by arranging the gas feeding casing at the bottom of the heat preservation casing and arranging the gas feeding mechanism in the gas feeding casing, the hot flow gas can enter the heat preservation casing under the driving of the gas feeding mechanism after being transmitted to the gas feeding casing, so that the equipment can guide the hot flow gas, avoid the leakage or random flow of the hot flow gas, and increase the efficiency of the equipment during use.

[0021] Further, by arranging the fan blade, the hot flow gas can be sucked into the gas feeding pipe by the fan blade when entering the gas feeding pipe, so that the hot flow gas can be sucked and guided by the fan blade when entering the gas feeding pipe, thereby increasing the efficiency of the heat exchange fins when sucking the hot flow gas.

[0022] Further, by arranging the chip removal box, the larger impurities in the hot flow gas are difficult to be sucked into the fan blade, so that the larger impurities enter the chip removal box under the driving of the auger shaft for collection, thereby increasing the filtering efficiency of the equipment during operation. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the front view sectional structure schematic diagram of the utility model;

[0024] Figure 2 It is the elevation structure schematic diagram of the driving motor of the utility model;

[0025] Figure 3 It is the elevation structure schematic diagram of the fan blade of the utility model;

[0026] Figure 4 It is the elevation structure schematic diagram of the heat exchange fin of the utility model;

[0027] Figure 5 It is the elevation structure schematic diagram of the utility model;

[0028] Figure 6 It is the elevation structure schematic diagram of the water inlet of the utility model.

[0029] In the figure: 1, heat preservation shell; 2, heat conduction plate; 3, air feeding shell; 4, air inlet; 5, chip removal box; 6, driving motor; 7, first sprocket; 8, first chain; 9, second sprocket; 10, auger shaft; 11, third sprocket; 12, second chain; 13, fourth sprocket; 14, first bevel gear; 15, second bevel gear; 16, fan blade; 17, air feeding pipe; 18, heat exchange fin; 19, air outlet; 20, liquid inlet; 21, liquid outlet; 22, sealing plate. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0031] In order to solve the problem that it is difficult to feed air in the prior art, resulting in the random flow or leakage of hot gas, the following scheme is disclosed. Please refer to Figures 1-6 The utility model provides a kind of technical solutions: a once forming heat exchanger with waste heat recovery, including heat preservation shell 1, the heat conduction plate 2 and air feeding shell 3 being arranged at the bottom of heat preservation shell 1, the bottom of heat preservation shell 1 is fixedly connected with heat conduction plate 2, and the bottom of heat conduction plate 2 is fixedly connected with air feeding shell 3, and air feeding shell 3 left end is connected with air inlet 4, air feeding shell 3 is equipped with air feeding mechanism inside, the right end of heat preservation shell 1 is equipped with liquid inlet 20, and the left end of heat preservation shell 1 is equipped with liquid outlet 21;

[0032] The right end of air feeding shell 3 is equipped with driving motor 6, and driving motor 6 is connected with air feeding mechanism, and heat preservation shell 1 is equipped with heat exchange fin 18 inside, and the bottom of heat exchange fin 18 is connected with air feeding shell 3;

[0033] Driving motor 6 is fixedly connected with the outside of air feeding shell 3, and air feeding mechanism includes first sprocket 7, and first sprocket 7 outside is engaged with first chain 8, the front end of first chain 8 is engaged with second sprocket 9, and the left end of first sprocket 7 and second sprocket 9 is connected with auger shaft 10, and air feeding mechanism is located at the bottom of heat conduction plate 2;

[0034] The top of heat conduction plate 2 is attached with heat exchange fin 18, and the bottom of the right end of heat exchange fin 18 is equipped with air feeding pipe 17, and air feeding pipe 17 is connected with air feeding shell 3, the top of the left end of heat exchange fin 18 is connected with air outlet 19, and air outlet 19 is connected with the outside of heat preservation shell 1;

[0035] The fan blade 16 is arranged in the air feeding pipe 17, the third sprocket 11 is arranged at the left end of the driving motor 6, the second chain 12 is engaged with the outside of the third sprocket 11, the fourth sprocket 13 is engaged with the top of the second chain 12, the first bevel gear 14 is connected to the left end of the fourth sprocket 13, the second bevel gear 15 is engaged with the top of the first bevel gear 14, the second bevel gear 15 is connected to the top of the fan blade 16, and the fan blade 16 is connected to the inside of the air feeding pipe 17 through the support;

[0036] The sealing plate 22 is arranged at the top of the heat exchange sheet 18, the bottom of the sealing plate 22 is sealingly and fixedly connected with the heat preservation shell 1, and the sealing plate 22 is fixedly connected with the heat exchange sheet 18; the heat preservation shell 1 is fixedly connected with the liquid inlet 20 and the liquid outlet 21, and the heat exchange sheet 18 is made of heat conductive material; the heat preservation shell 1 is provided with a corrosion-resistant layer in the inside, the air feeding pipe 17 is provided with a filter block in the inside, and the filter block is arranged at the top of the fan blade 16; the air feeding shell 3 is provided with a chip removal box 5 at the bottom;

[0037] Working principle: when the once-forming heat exchanger with waste heat recovery is used, first, the power supply and power grid are connected for power supply, then the driving motor 6 is started, so that the driving motor 6 drives the air feeding mechanism to operate, so that the exhaust gas discharged by the steam engine enters the inside of the air feeding shell 3 through the air inlet 4, so that the air feeding mechanism in the inside of the air feeding shell 3 drives the hot flow gas to be transmitted, and because the heat conductive plate 2 is arranged at the top of the air feeding shell 3, the heat conductive plate 2 will first exchange heat with the cold fluid in the inside of the heat preservation shell 1, then the hot flow gas will enter the inside of the heat exchange sheet 18 under the driving of the air feeding mechanism, so that the heat exchange sheet 18 radiates heat in the inside of the heat preservation shell 1, and exchanges heat with the cold fluid in the inside of the heat preservation shell 1;

[0038] When the air feeding mechanism operates, the driving motor 6 drives the first sprocket 7 to rotate, so that the first sprocket 7 drives the second sprocket 9 to rotate through the first chain 8, so that the first sprocket 7 and the second sprocket 9 simultaneously drive the auger shaft 10 to rotate, so that the hot flow gas in the inside of the air feeding shell 3 is transmitted to the bottom of the air feeding pipe 17 under the driving of the auger shaft 10, at the same time, the driving motor 6 also drives the third sprocket 11 to rotate, so that the third sprocket 11 drives the fourth sprocket 13 to rotate through the second chain 12, so that the fourth sprocket 13 drives the first bevel gear 14 to rotate, so that the first bevel gear 14 drives the second bevel gear 15 and the fan blade 16 to rotate, so that the fan blade 16 transmits the hot flow gas to the inside of the air feeding pipe 17, so that the air feeding pipe 17 transmits the hot flow gas to the inside of the heat exchange sheet 18, when the heat exchange is completed, the hot flow gas in the inside of the heat exchange sheet 18 is discharged from the inside of the heat preservation shell 1 through the exhaust port 19;

[0039] When the hot flow gas is transported to the bottom of the gas conveying pipe 17, the residues in the hot flow gas will drop into the residue box 5 due to the excessive residues in the hot flow gas, and the hot flow gas will be filtered by the filter block in the gas conveying pipe 17 when passing through the gas conveying pipe 17, and the cold flow can be transported through the liquid inlet 20 when entering the heat preservation shell 1, and can be discharged through the liquid outlet 21 after the heat exchange work is completed.

[0040] Therefore, a series of work is completed, and the content not described in detail in the specification belongs to the prior art known by the person skilled in the art.

[0041] It is obvious for the person skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and the present application can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting from any point of view, and the scope of the present application is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

Claims

1. A once-formed heat exchanger with waste heat recovery, comprising an insulation shell (1), a heat-conducting plate (2) arranged at the bottom of the insulation shell (1), and a gas feeding shell (3), characterized in that, The heat preservation shell (1) bottom is fixedly connected with the heat conduction plate (2), the heat conduction plate (2) bottom is fixedly connected with the air feeding shell (3), and the air feeding shell (3) left end is connected with the air inlet (4), the air feeding shell (3) inside is equipped with air feeding mechanism, the heat preservation shell (1) right end is equipped with liquid inlet (20), and the heat preservation shell (1) left end is equipped with liquid outlet (21). The air feeding shell (3) right end is equipped with drive motor (6), and the drive motor (6) is connected with air feeding mechanism, and the heat preservation shell (1) inside is equipped with heat exchange fin (18), and the heat exchange fin (18) bottom is connected with the air feeding shell (3).

2. The once-formed heat exchanger with recoverable residual heat according to claim 1, characterized in that, The drive motor (6) is fixedly connected with the air feeding shell (3) outside, and the air feeding mechanism includes first sprocket (7), and the first sprocket (7) outside is engaged with first chain (8), the first chain (8) front end is engaged with second sprocket (9), and the first sprocket (7) and second sprocket (9) left end are connected with auger shaft (10), and the air blowing mechanism is located at the bottom of the heat conduction plate (2).

3. The once-formed heat exchanger with recoverable residual heat according to claim 2, characterized in that, The heat conduction plate (2) top is attached with the heat exchange fin (18), and the heat exchange fin (18) right end bottom is equipped with air feeding pipe (17), and the air feeding pipe (17) is connected with the air feeding shell (3), and the heat exchange fin (18) left end top is connected with the exhaust port (19), and the exhaust port (19) is connected with the outside of the heat preservation shell (1).

4. The once-formed heat exchanger with recoverable residual heat according to claim 3, characterized in that, The air feeding pipe (17) inside is equipped with fan blade (16), and the drive motor (6) left end is equipped with third sprocket (11), and the third sprocket (11) outside is engaged with second chain (12), the second chain (12) top is engaged with fourth sprocket (13), and the fourth sprocket (13) left end is connected with first bevel gear (14), the first bevel gear (14) top is engaged with second bevel gear (15), and the second bevel gear (15) top is connected with the fan blade (16), and the fan blade (16) is connected with the inside of the air feeding pipe (17) through the support.

5. The once-formed heat exchanger with recoverable residual heat according to claim 3, characterized in that, The heat exchange fin (18) top is equipped with sealing plate (22), and the sealing plate (22) bottom is fixedly connected with the heat preservation shell (1), and the sealing plate (22) is fixedly connected with the heat exchange fin (18).

6. The once-formed heat exchanger with recoverable residual heat according to claim 5, characterized in that, The heat preservation shell (1) is fixedly connected with the liquid inlet (20) and liquid outlet (21), and the heat exchange fin (18) is made of heat conductive material.

7. The once-formed heat exchanger with recoverable heat according to claim 6, characterized in that, The heat preservation shell (1) inside is equipped with anticorrosive layer, and the air feeding pipe (17) inside is equipped with filter block, and the filter block is located on the top of the fan blade (16), and the air feeding shell (3) bottom is equipped with chip removal box (5).

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