Heat energy recovery device for laundry room

Abstract

The utility model belongs to the technical field of waste heat recovery, and particularly relates to a heat energy recovery device for a laundry room, which comprises a heat energy recovery box. An air inlet is formed in the side wall of the heat energy recycling box; an exhaust port is formed in the side wall of the heat energy recycling box; the middle part of the heat energy recycling box is fixedly connected with a circulating pipe; a first gas baffle is fixedly connected to the interior of the heat energy recycling box; the inner side wall of the heat energy recycling box is slidably connected with a second gas baffle. The second gas baffle is arranged on the circulating pipe in a sleeving manner and is in contact with the surface of the circulating pipe; a pair of stand columns is fixedly connected to the middle of the second gas baffle. The stand column is communicated with the second gas baffle plate; the stand column penetrates through the side wall of the first gas baffle and is in sliding connection with the first gas baffle, the surface of the circulating pipe is scraped and cleaned through the second gas baffle after work is completed, impurities left on the surface of the circulating pipe due to waste gas accumulation are reduced, then the circulating pipe is more stable in follow-up work, and the heat recovery efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of waste heat recovery, and particularly relates to a heat energy recovery device for a laundry room. BACKGROUND

[0002] A laundry room refers to a place specially used for washing textiles such as clothes, bed sheets, and quilt covers, and is usually equipped with devices such as washing machines, dryers, and ironing machines.

[0003] A laundry room dryer is one of the key devices in a laundry room, which realizes rapid drying of clothes through the hot air circulation principle. However, a large amount of waste heat is generated during the drying process of a traditional dryer. If this waste heat is not recycled and utilized, not only will energy be wasted, but also the environment will be burdened to a certain extent. The waste heat is usually discharged through an exhaust pipe, and a heat recovery device is usually established on the basis of heat exchange of hot exhaust gas discharged by drying to avoid cool intake. Through the installation of the heat recovery device, the wet hot air can be prevented from being directly discharged to the environment, and the heat therein can be recovered and reused.

[0004] The dryer of a laundry room generates a large amount of exhaust gas containing impurities during use. When the heat energy is recovered, the exhaust gas adheres to the pipe, thereby reducing the heat exchange effect and the heat energy recovery efficiency.

[0005] Therefore, the utility model provides a heat energy recovery device for a laundry room. UTILITY MODEL CONTENTS

[0006] In order to make up for the deficiencies of the prior art and solve at least one technical problem proposed in the background art.

[0007] The utility model adopts the technical scheme that solves its technical problems: the utility model discloses a heat energy recovery device for a laundry room, which comprises a heat energy recovery box, an air inlet is formed in the side wall of the heat energy recovery box, an exhaust port is formed in the side wall of the heat energy recovery box, a circulating pipe is fixedly connected to the middle part of the heat energy recovery box, a first air baffle is fixedly connected inside the heat energy recovery box, a second air baffle is slidably connected to the inner side wall of the heat energy recovery box, the second air baffle is sleeved on the circulating pipe and is in surface contact with the circulating pipe, a pair of stand columns are fixedly connected to the middle part of the second air baffle, the stand columns are in communication with the second air baffle, the stand columns penetrate through the side wall of the first air baffle and are slidably connected with the first air baffle, a plurality of air holes are formed in the side wall of the stand columns, the above structure reduces the impurities remaining on the surface of the circulating pipe due to the accumulation of exhaust gas, thereby making the circulating pipe more stable in subsequent work and improving the heat recovery efficiency.

[0008] Preferably, the second baffle top is fixed with a plurality of reset springs; the reset springs are symmetrically arranged on both sides of the column; the reset spring top is fixed with a connecting plate; the connecting plate side wall is fixed with a baffle; the baffle is sleeved on the column, and is in sliding connection with the column; the position of the baffle on the column corresponds to the air hole, and the above structure makes the operation of the device more stable, improves the heat recovery and the cleaning effect of the circulating pipe.

[0009] Preferably, the first baffle top is fixed with a pair of sealing rings; the sealing ring is sleeved on the column, and is in sliding connection with the column, and the above structure improves the stability of the second baffle rising.

[0010] Preferably, the heat energy recovery tank inner side wall is fixed with a pair of limiting plates; the pair of limiting plates are symmetrically arranged in the heat energy recovery tank; the limiting plate is arranged below the second baffle, and the above structure reduces the possibility of damage to the circulating pipe caused by the impact of the second baffle falling, and improves the protection effect of the circulating pipe.

[0011] Preferably, the limiting plate top is fixed with a spring damper; the spring damper is provided with a plurality of; the spring damper is arranged in an array on the limiting plate; the spring damper top is fixed with a rubber pad, and the above structure improves the protection effect of the second baffle, and increases the service life of the second baffle and the limiting plate.

[0012] Preferably, the limiting plate top side wall is fixed with a pair of elastic cloth baffles; the elastic cloth baffles are symmetrically arranged on both sides of the spring damper; the elastic cloth baffle top end and the rubber pad bottom side wall are fixedly connected, and the above structure reduces the corrosion of the spring damper by waste gas, and improves the service life of the spring damper.

[0013] The beneficial effects of the utility model are as follows:

[0014] 1. The heat energy recovery device for the laundry room, the second baffle is scraped and cleaned on the surface of the circulating pipe after work, the impurities remaining on the surface of the circulating pipe caused by waste gas accumulation is reduced, and the subsequent work of the circulating pipe is more stable, and the heat recovery efficiency is improved.

[0015] 2. The heat energy recovery device for the laundry room, the baffle is arranged to realize air pressure balance, the operation of the device is more stable, and the heat recovery and the cleaning effect of the circulating pipe are improved. DETAILED DESCRIPTION

[0016] The utility model is further described below with reference to the drawings.

[0017] Figure 1 It is the perspective view of the utility model.

[0018] Figure 2 is the structure diagram of the heat energy recovery tank in the utility model;

[0019] Figure 3 is the structure diagram of the spring damper in the utility model;

[0020] Figure 4 is the structure diagram of the stand column in the utility model;

[0021] In the drawing: 1, heat energy recovery tank; 2, air inlet; 3, discharge port; 4, circulating pipe; 5, first baffle; 6, second baffle; 7, stand column; 8, air hole; 9, baffle; 10, connecting plate; 11, return spring; 12, sealing ring; 13, limiting plate; 14, spring damper; 15, rubber pad; 16, elastic cloth. DETAILED DESCRIPTION

[0022] In order to make the technical means, creation features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0023] For example, Figures 1 to 4The utility model discloses a heat recovery device for laundry room, including heat recovery box 1, the air inlet 2 is seted up in the lateral wall of heat recovery box 1, the exhaust port 3 is seted up in the lateral wall of heat recovery box 1, the circulation pipe 4 is fixed in the middle part of heat recovery box 1, the first baffle 5 is fixed in the inside of heat recovery box 1, the second baffle 6 is slidably connected in the inner wall of heat recovery box 1, the second baffle 6 is set on the circulation pipe 4, and the surface of circulation pipe 4 is the mutual contact arrangement, a pair of stand column 7 is fixed in the middle part of second baffle 6, the stand column 7 is communicated with second baffle 6 and is arranged, the stand column 7 is passed through the lateral wall of first baffle 5, and the first baffle 5 is slidably connected between the stand column 7, a plurality of air holes 8 are seted up in the lateral wall of stand column 7, when working, the exhaust gas generated from laundry room dryer is sent to the inside of heat recovery box 1 from air inlet 2, when the gas that needs to carry out heat exchange is sent to the inside of heat recovery box 1 from the input end of circulation pipe 4, realizes heat exchange recovery in the continuous conveying process of gas, through the setting of first baffle 5 and second baffle 6, in the process that heat recovery box 1 inside exhaust gas is filled continuously, the air pressure under the second baffle 6 is big, and then the second baffle 6 is lifted up, when the second baffle 6 drives the stand column 7 to move to certain position, makes the air hole 8 move to the horizontal above first baffle 5, makes the exhaust gas below first baffle 5 flow to the above first baffle 5 through air hole 8, and finally is discharged outward through exhaust port 3, in the process, in the process that second baffle 6 is lifted up continuously, makes exhaust gas and circulation pipe 4 more fully contact, and then makes heat recovery more fully, when exhaust gas is no longer sent to the inside of heat recovery box 1, makes second baffle 6 lose the push of exhaust gas, and then makes second baffle 6 drop due to its own gravity, in the process of falling, makes second baffle 6 scrape and clean the surface of circulation pipe 4, reduces the impurities remaining on the surface of circulation pipe 4 due to exhaust gas accumulation, and then makes circulation pipe 4 more stable in subsequent work, improves the efficiency of heat recovery.

[0024] As Figures 1 to 4As shown, the second baffle plate 6 top fixed with a plurality of reset spring 11; the reset spring 11 is located on both sides of the column 7 symmetrically; the reset spring 11 top fixed with connecting plate 10; the connecting plate 10 side wall fixed with baffle 9; the baffle 9 set in the column 7, and and column 7 is a sliding connection; the baffle 9 on the column 7 position and the position of the vent hole 8 corresponding, working, by setting baffle 9 to block the vent hole 8, and then make the exhaust gas in through the air inlet 2 into the heat recovery tank 1 inside, more stable accumulation in the second baffle plate 6 below, and then make the accumulated exhaust gas can be more stable to the second baffle plate 6 upward, in the second baffle plate 6 moves to a certain position, connecting plate 10 and the first baffle plate 5 bottom contact each other, in the process of the second baffle plate 6 continues to rise, make the first baffle plate 5 connecting plate 10 downward, and then make the baffle 9 lose the blocking effect of the vent hole 8, at this time the exhaust gas through the vent hole 8 to the first baffle plate 5 above discharge, and then realize the pressure balance, make the operation of the device more stable, improve the heat recovery and the effect of cleaning the circulating pipe 4.

[0025] As shown in Figure 2 and Figure 4 the first baffle plate 5 top fixed with a pair of sealing ring 12; the sealing ring 12 set in the column 7, and and column 7 is a sliding connection, working, by setting sealing ring 12 between the first baffle plate 5 and the column 7, can increase the sealing between the first baffle plate 5 and the column 7, reduce the gas upward leakage caused by the problem of unable to realize the pressure difference to drive the second baffle plate 6, improve the stability of the second baffle plate 6 rising.

[0026] As shown in Figures 2 to 3 the heat recovery tank 1 inside wall fixed with a pair of limit plate 13; a pair of said limit plate 13 in heat recovery tank 1 inside symmetrically; the limit plate 13 below the second baffle plate 6 setting, working, by setting limit plate 13 on the heat recovery tank 1, can make the second baffle plate 6 in its own gravity down, make the falling position of the second baffle plate 6 and the bottom position of the circulating pipe 4 exist a certain distance, and then reduce the impact of the second baffle plate 6 falling on the circulating pipe 4 damage the possibility, improve the protection effect of the circulating pipe 4.

[0027] As shown in Figure 3As shown, the limit plate 13 top fixed with spring damper 14;The spring damper 14 is provided with multiple;The spring damper 14 is arranged in array on the limit plate 13;The spring damper 14 top fixed with rubber pad 15, work, by in limit plate 13 on the spring damper 14 and rubber pad 15, can make the second gas baffle 6 fall in the process, through the buffer effect of spring damper 14, the second gas baffle 6 plays the effect of buffering and shock attenuation, make the second gas baffle 6 more stable, improve the protection effect of the second gas baffle 6, increase the service life of the second gas baffle 6 and limit plate 13.

[0028] As Figure 3 shown, the limit plate 13 top side wall fixed with a pair of elastic cloth 16;The elastic cloth 16 is symmetrically arranged on both sides of the spring damper 14;The elastic cloth 16 top and rubber pad 15 bottom side wall are mutually fixed, work, by in rubber pad 15 and limit plate 13 between the elastic cloth 16, make the elastic cloth 16 will exhaust and spring damper 14 isolation, reduce the corrosion of exhaust gas on spring damper 14, improve the service life of spring damper 14.

[0029] Working principle: by the laundry dryer exhaust gas from the air inlet 2 to the heat energy recovery tank 1 inside delivery, at this time will need to carry out heat exchange of gas from the input end of the circulating pipe 4 to the heat energy recovery tank 1 inside delivery, in the process of gas delivery, heat exchange recovery is realized, through the first gas baffle 5 and the second gas baffle 6, make the heat energy recovery tank 1 inside exhaust gas filling process, the air pressure below is larger, and then the second gas baffle 6 is lifted up, when the second gas baffle 6 drives the column 7 to move to a certain position, make the air hole 8 moves to the first gas baffle 5 above, make the exhaust gas below the first gas baffle 5 flow to the first gas baffle 5 above through the air hole 8, finally through the exhaust port 3 to the outside, in the process, the second gas baffle 6 in the process of rising, make the exhaust gas and circulating pipe 4 more fully contact, and then make the heat energy recovery more fully, when the exhaust gas is no longer delivered to the heat energy recovery tank 1 inside, make the second gas baffle 6 lose the driving of exhaust gas, and then make the second gas baffle 6 fall because of its own gravity, in the process of falling, make the second gas baffle 6 scrape the surface of the circulating pipe 4, reduce the impurities remaining on the surface of the circulating pipe 4 due to exhaust gas accumulation, and then make the circulating pipe 4 work more stably, improve the efficiency of heat recovery.

[0030] By setting the baffle 9 to block the air hole 8, and then make the exhaust gas more stable accumulation under the second baffle 6 when entering into the heat energy recovery tank 1 through the air inlet 2, and then make the accumulated exhaust gas more stable to push the second baffle 6 upward, after the second baffle 6 moves to a certain position, the connecting plate 10 and the bottom of the first baffle 5 contact each other, in the process of the second baffle 6 continuously rising, the first baffle 5 pushes the connecting plate 10 downward, and then the baffle 9 loses the blocking effect of the air hole 8, at this time the exhaust gas is discharged above the first baffle 5 through the air hole 8, and then the gas pressure balance is realized, the operation of the device is more stable, and the heat recovery and cleaning effect of the circulating pipe 4 are improved.

[0031] By sleeving the sealing ring 12 between the first baffle 5 and the column 7, the sealing property between the first baffle 5 and the column 7 can be improved, the problem that the gas upward leakage cannot realize the gas pressure difference to push the second baffle 6 is reduced, and the stability of the second baffle 6 rising is improved.

[0032] By providing the limiting plate 13 on the heat energy recovery tank 1, when the second baffle 6 falls downward under the gravity, a certain distance is formed between the falling position of the second baffle 6 and the bottom position of the circulating pipe 4, and then the damage of the circulating pipe 4 caused by the impact of the second baffle 6 falling is reduced, and the protection effect of the circulating pipe 4 is improved.

[0033] By providing the spring damper 14 and the rubber pad 15 on the limiting plate 13, in the process of the second baffle 6 falling, the spring damper 14 can buffer the second baffle 6, the falling of the second baffle 6 is more stable, the protection effect of the second baffle 6 is improved, and the service life of the second baffle 6 and the limiting plate 13 is prolonged.

[0034] By providing the elastic cloth 16 between the rubber pad 15 and the limiting plate 13, the elastic cloth 16 can isolate the exhaust gas and the spring damper 14, the corrosion of the spring damper 14 caused by the exhaust gas is reduced, and the service life of the spring damper 14 is prolonged.

[0035] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principle of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A heat recovery device for a laundry room, comprising a heat recovery box (1); an air inlet (2) is provided on the side wall of the heat recovery box (1); an outlet (3) is provided on the side wall of the heat recovery box (1); a circulation pipe (4) is fixedly connected to the middle of the heat recovery box (1); characterized in that: The heat energy recovery tank (1) is internally connected with a first air baffle (5); the inner side wall of the heat energy recovery tank (1) is slidably connected with a second air baffle (6); the second air baffle (6) is sleeved on the circulating pipe (4), and the surface of the second air baffle (6) is in contact with the surface of the circulating pipe (4); a pair of columns (7) are fixedly connected to the middle part of the second air baffle (6); the columns (7) are in communication with the second air baffle (6); the columns (7) penetrate through the side wall of the first air baffle (5) and are slidably connected with the first air baffle (5); a plurality of air holes (8) are formed in the side wall of the column (7).

2. A heat recovery apparatus for laundry rooms as claimed in claim 1, characterized in that: A plurality of reset springs (11) are fixedly connected to the top of the second air baffle (6); the reset springs (11) are symmetrically arranged on both sides of the column (7); a connecting plate (10) is fixedly connected to the top of the reset spring (11); a baffle (9) is fixedly connected to the side wall of the connecting plate (10); the baffle (9) is sleeved on the column (7) and slidably connected with the column (7); the position of the baffle (9) on the column (7) corresponds to the air hole (8).

3. A heat recovery apparatus for laundry rooms as claimed in claim 2, characterized in that: A pair of sealing rings (12) are fixedly connected to the top of the first air baffle (5); the sealing rings (12) are sleeved on the column (7) and slidably connected with the column (7).

4. A heat recovery apparatus for laundry rooms as claimed in claim 3, characterized in that: A pair of limiting plates (13) are fixedly connected to the inner side wall of the heat energy recovery tank (1); the pair of limiting plates (13) are symmetrically arranged inside the heat energy recovery tank (1); the limiting plates (13) are arranged below the second air baffle (6).

5. A heat recovery apparatus for laundry rooms as claimed in claim 4, characterized in that: A plurality of spring dampers (14) are fixedly connected to the top of the limiting plate (13); the spring dampers (14) are arranged in an array on the limiting plate (13); a rubber pad (15) is fixedly connected to the top of the spring damper (14).

6. A heat recovery apparatus for laundry rooms as claimed in claim 5, characterized in that: A pair of elastic cloth baffles (16) are fixedly connected to the top side wall of the limiting plate (13); the elastic cloth baffles (16) are symmetrically arranged on both sides of the spring damper (14); the top end of the elastic cloth baffle (16) is fixedly connected to the bottom side wall of the rubber pad (15).

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