Air heat exchanger capable of filtering dust

Abstract

The utility model discloses an air heat exchanger capable of filtering dust, which belongs to the technical field of caramel treats production and comprises an air heat exchanger body, an air inlet pipe is connected to one side of the body and close to the bottom, an air outlet pipe is connected to one side of the body and close to the top, and one end of the air inlet pipe is connected with a filter box. A connecting pipe is connected to the front end of the filter box, a filter part used for filtering dust is installed on the inner side of the filter box, waste gas is guided in through the connecting pipe on one side of the filter box, the dust in the waste gas can be adsorbed and filtered through the filter part and a dust collecting part in the filter box, and the dust left after filtration falls into a dust collecting box to be collected. The problems that dust in waste gas cannot be subjected to double filtration and dust collection conveniently, dust impurities are likely to remain in the waste gas, a filtering structure of existing equipment is inconvenient to disassemble and assemble for cleaning or replacement, and the dust adsorption and filtration effect and practicability of the equipment are affected are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of shaqima production, in particular to an air heat exchanger capable of filtering dust. Background Art

[0002] Shachima is a kind of sweet pastry with Manchu characteristics. It is made by frying the noodles, mixing them with sugar and then cutting them into small pieces for consumption. Shachima is beige in color, crispy and soft in texture, sweet and delicious, and has a strong aroma of osmanthus honey. During the production and processing of Shachima, air heat exchangers are used to recover heat. The existing equipment cannot adsorb and filter dust when transferring heat from exhaust gas, which affects the efficiency of heat exchange and recovery of the equipment.

[0003] When the existing equipment introduces exhaust gas, dust impurities remain in the exhaust gas, and it is not possible to conveniently double-filter and collect the dust in the exhaust gas, which easily leads to dust impurities remaining in the exhaust gas. In addition, the existing equipment is not convenient for disassembling and assembling the filter structure for cleaning or replacement, which affects the effect and practicality of the equipment in adsorbing and filtering dust. Therefore, technical personnel in this field provide an air heat exchanger that can filter dust to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to provide an air heat exchanger capable of filtering dust, so as to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical solution: an air heat exchanger capable of filtering dust, comprising a body of the air heat exchanger, an air inlet pipe being connected to one side of the body near the bottom, and an air outlet pipe being connected to one side of the body near the top;

[0006] A filter box is connected to one end of the air inlet pipe, a connecting pipe is connected to the front end of the filter box, a filter element for filtering dust is installed on the inner side of the filter box, a dust collecting element is connected to one side of the filter element, a locking assembly is installed between the filter element and the filter box, the filter element and the dust collecting element are fixedly connected, and the filter element and the dust collecting element are movably connected to the filter box.

[0007] Preferably: the filter element includes a ventilation frame installed on the top of the filter box, and placement grooves are respectively opened on both sides of the ventilation frame. Two filter plates are placed inside the placement grooves, and an adsorption plate is placed between the two filter plates. The inside of the adsorption plate is filled with activated carbon, and the ventilation frame is movably connected to the filter box.

[0008] Preferably, the dust collecting member comprises a dust collecting box fixedly connected to the other side of the ventilation frame, guide holes are respectively provided on both sides of the dust collecting box, and the dust collecting box is movably connected to the filter box.

[0009] Preferably: the locking assembly includes a positioning column installed on the top of the filter box, a positioning groove is provided at the bottom of the ventilation frame, fixing grooves are provided on both sides of the positioning groove, a guide rod is connected to one side of the fixing groove, a spring is mounted on the outside of the guide rod, one end of the spring is connected to a driving plate, one side of the driving plate is connected to a locking block, locking grooves are provided on both sides of the positioning column, the driving plate is slidably connected to the fixing groove, and both ends of the spring are fixedly connected to the fixing groove and the driving plate respectively.

[0010] Preferably, a plurality of evenly arranged guide plates are connected to the inner side of the dust collecting box, and the guide plates are arranged at an angle.

[0011] Preferably, two ventilation plates are installed inside the adsorption plate, and the two ventilation plates are separated by activated carbon.

[0012] Preferably, one side of the filter plate is provided with a plurality of filter grooves arranged evenly, and the cross section of the filter grooves is arc-shaped.

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

[0014] 1. In the utility model, by setting a filter box and a connecting pipe, the exhaust gas is introduced through the connecting pipe on one side of the filter box, the filter element and the dust collecting element in the filter box can adsorb and filter the dust in the exhaust gas, and the dust left after filtering falls into the dust collecting box for collection, and then the exhaust gas is introduced into the main body through the air inlet pipe, and is discharged through the air outlet pipe after heat exchange in the main body. The filter element and the dust collecting element can be taken out, cleaned and replaced through the locking assembly, thereby improving the effect of the filter box on purifying and filtering the exhaust gas.

[0015] 2. In the utility model, by arranging a ventilation frame, a filter plate, an adsorption plate and a dust collecting box, the filter plate and the adsorption plate can be separated from and enter the placement groove, so as to take out the filter plate and the adsorption plate for cleaning or replacement. The cross-section of the ventilation frame is U-shaped, and the placement grooves on both sides of the ventilation frame can place and fix the filter plate and the adsorption plate, so that the two groups of filter plates and adsorption plates can perform double filtering on the dust in the air. The filter plate can filter the dust in the air, and the activated carbon in the adsorption plate can adsorb and purify the dust, preventing the remaining dust from falling into the dust collecting box. The guide holes on both sides of the dust collecting box can facilitate the air to flow through the dust collecting box, thereby improving the efficiency of the equipment in introducing exhaust gas and the effect of exhaust gas filtration.

[0016] 3. In the utility model, by setting a spring, a driving plate and a locking block, the positioning column on the top of the filter box is embedded in the positioning groove at the bottom of the ventilation frame, the fixing groove is connected to the positioning groove, and the spring in the fixing groove can squeeze and push the driving plate, and the driving plate drives the locking block to be inserted into the locking groove, so that the two locking blocks are respectively inserted into the locking grooves on both sides of the positioning column to lock and fix the ventilation frame, thereby improving the convenience and stability of installing the ventilation frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a left-side cutaway stereoscopic view of the overall structure of the utility model;

[0019] Figure 3 The overall structure of the utility model Figure 2 Enlarged view of point A in the middle;

[0020] Figure 4 The overall structure of the utility model Figure 3 Enlarged view of point B in the middle;

[0021] Figure 5 It is a schematic diagram of the structure of the dust collecting box, the guide hole and the guide plate in the overall structure of the utility model;

[0022] Figure 6 It is a schematic diagram of the structure of the ventilation rack, placement slot, filter plate, adsorption plate, fixed slot and filter slot in the overall structure of the utility model.

[0023] In the figure: 1. main body; 2. air inlet pipe; 3. air outlet pipe; 4. filter box; 5. connecting pipe; 6. ventilation rack; 7. placement slot; 8. filter plate; 9. adsorption plate; 10. dust collecting box; 11. guide hole; 12. positioning column; 13. positioning slot; 14. fixing slot; 15. guide rod; 16. spring; 17. driving plate; 18. locking block; 19. locking slot; 20. guide plate; 21. ventilation plate; 22. filter slot. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figure 1 to Figure 6 In an embodiment of the utility model, an air heat exchanger capable of filtering dust comprises a main body 1 of the air heat exchanger, an air inlet pipe 2 is connected to one side of the main body 1 near the bottom, an air outlet pipe 3 is connected to one side of the main body 1 near the top, a filter box 4 is connected to one end of the air inlet pipe 2, a connecting pipe 5 is connected to the front end of the filter box 4, a filter element for filtering dust is installed inside the filter box 4, a dust collecting element is connected to one side of the filter element, a locking assembly is installed between the filter element and the filter box 4, the filter element and the dust collecting element are fixedly connected, and the filter element and the dust collecting element are movably connected to the filter box 4.

[0026] When in use, the exhaust gas is introduced through the connecting pipe 5 on one side of the filter box 4. The filter element and the dust collecting element in the filter box 4 can adsorb and filter the dust in the exhaust gas. The dust remaining after filtering falls into the dust collecting box 10 for collection. The exhaust gas is then introduced into the main body 1 through the air inlet pipe 2, and is discharged through the air outlet pipe 3 after heat exchange through the main body 1. The filter element and the dust collecting element can be taken out, cleaned and replaced through the locking assembly, thereby improving the effect of the filter box 4 in purifying and filtering the exhaust gas.

[0027] In one embodiment, specifically, the filter element includes a ventilation rack 6 installed on the top of the filter box 4, and placement grooves 7 are respectively opened on both sides of the ventilation rack 6. Two filter plates 8 are placed inside the placement grooves 7, and an adsorption plate 9 is placed between the two filter plates 8. The dust collecting element includes a dust collecting box 10 fixedly connected to the other side of the ventilation rack 6, and guide holes 11 are respectively opened on both sides of the dust collecting box 10. A plurality of evenly arranged guide plates 20 are connected to the inner side of the dust collecting box 10, and two ventilation plates 21 are installed on the inner side of the adsorption plate 9. A plurality of evenly arranged filter grooves 22 are opened on one side of the filter plate 8, and the cross-section of the filter groove 22 is arc-shaped. The two ventilation plates 21 are separated by activated carbon, and the guide plate 20 is inclined. The dust collecting box 10 is movably connected to the filter box 4, and the inner side of the adsorption plate 9 is filled with activated carbon. The ventilation rack 6 is movably connected to the filter box 4.

[0028] Among them, the filter plate 8 and the adsorption plate 9 can be separated from and enter the placement groove 7, so that the filter plate 8 and the adsorption plate 9 can be taken out for cleaning or replacement. The cross-section of the ventilation frame 6 is U-shaped. The placement grooves 7 on both sides of the ventilation frame 6 can place and fix the filter plate 8 and the adsorption plate 9, so that the two groups of filter plates 8 and the adsorption plate 9 can perform double filtering on the dust in the air. The filter plate 8 can filter the dust in the air. The multiple filter grooves 22 evenly arranged on one side of the filter plate 8 can increase the contact area of ​​the filter plate 8, and the filter grooves 22 can also To facilitate the downward flow of dust, the two ventilation plates 21 in the adsorption plate 9 can separate the activated carbon, so that the activated carbon and the dust are fully in contact, so that the activated carbon in the adsorption plate 9 can adsorb and purify the dust, and block the remaining dust from falling into the dust box 10. Multiple guide plates 20 can guide the gas, and the dust in the gas falls into the dust box 10 through the guide plates 20. The guide holes 11 on both sides of the dust box 10 can facilitate the air to flow through the dust box 10, thereby improving the efficiency of the equipment in introducing exhaust gas and the effect of exhaust gas filtration.

[0029] Furthermore, the locking assembly includes a positioning column 12 installed on the top of the filter box 4, a positioning groove 13 is provided at the bottom of the ventilation frame 6, and fixing grooves 14 are respectively provided on both sides of the positioning groove 13. A guide rod 15 is connected to one side of the fixing groove 14, and a spring 16 is mounted on the outside of the guide rod 15. A driving plate 17 is connected to one end of the spring 16, and a locking block 18 is connected to one side of the driving plate 17. Locking grooves 19 are respectively provided on both sides of the positioning column 12, and the driving plate 17 is slidably connected to the fixing groove 14. The two ends of the spring 16 are respectively fixedly connected to the fixing groove 14 and the driving plate 17.

[0030] In one embodiment, specifically, the positioning column 12 on the top of the filter box 4 is embedded in the positioning groove 13 at the bottom of the ventilation frame 6, and the fixing groove 14 is connected to the positioning groove 13. The spring 16 in the fixing groove 14 can squeeze and push the driving plate 17, and the driving plate 17 drives the locking block 18 to be inserted into the locking groove 19, so that the two locking blocks 18 are respectively inserted into the locking grooves 19 on both sides of the positioning column 12 to lock and fix the ventilation frame 6, thereby improving the convenience and stability of installing the ventilation frame 6.

[0031] The working principle of this utility model:

[0032] First, the exhaust gas is introduced through the connecting pipe 5 on one side of the filter box 4, and then the exhaust gas is introduced into the main body 1 through the air inlet pipe 2. After heat exchange through the main body 1, the exhaust gas is discharged through the exhaust pipe 3. At this time, the filter plate 8 filters the dust in the air, and at the same time, the two ventilation plates 21 in the adsorption plate 9 separate the activated carbon. Then the activated carbon in the adsorption plate 9 adsorbs and purifies the dust, blocking the remaining dust from falling into the dust collecting box 10. At the same time, multiple guide plates 20 guide the gas, and then the dust in the gas falls into the dust collecting box 10 through the guide plates 20. When it is necessary to disassemble the dust collecting box 10 and the ventilation frame 6, the driving plate 17 drives the locking block 18 to disengage from the locking groove 19, and at the same time, the driving plate 17 squeezes and pushes the spring 16, and then the ventilation frame 6 is separated from the filter box 4, and the positioning column 12 is separated from the positioning groove 13, and then the filter plates 8 and adsorption plates 9 in the slots 7 on both sides of the ventilation frame 6 are taken out for cleaning or replacement.

[0033] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.

Claims

1. An air heat exchanger capable of filtering dust, comprising a body (1) of the air heat exchanger, characterized in that: An air inlet pipe (2) is connected to one side of the body (1) near the bottom, and an air outlet pipe (3) is connected to one side of the body (1) near the top; One end of the air inlet pipe (2) is connected to a filter box (4), the front end of the filter box (4) is connected to a connecting pipe (5), a filter element for filtering dust is installed inside the filter box (4), one side of the filter element is connected to a dust collecting element, a locking assembly is installed between the filter element and the filter box (4), the filter element and the dust collecting element are fixedly connected, and the filter element and the dust collecting element are movably connected to the filter box (4).

2. The air heat exchanger capable of filtering dust according to claim 1, characterized in that: The filter element comprises a ventilation frame (6) mounted on the top of the filter box (4), and placement grooves (7) are respectively provided on both sides of the ventilation frame (6). Two filter plates (8) are placed inside the placement grooves (7), and an adsorption plate (9) is placed between the two filter plates (8). The inside of the adsorption plate (9) is filled with activated carbon. The ventilation frame (6) is movably connected to the filter box (4).

3. The air heat exchanger capable of filtering dust according to claim 2, characterized in that: The dust collecting part comprises a dust collecting box (10) fixedly connected to the other side of the ventilation frame (6), guide holes (11) are respectively provided on both sides of the dust collecting box (10), and the dust collecting box (10) is movably connected to the filter box (4).

4. The air heat exchanger capable of filtering dust according to claim 3, characterized in that: The locking assembly comprises a positioning column (12) installed on the top of the filter box (4), a positioning groove (13) is provided at the bottom of the ventilation frame (6), and fixing grooves (14) are respectively provided on both sides of the positioning groove (13), a guide rod (15) is connected to one side of the fixing groove (14), a spring (16) is sleeved on the outer side of the guide rod (15), one end of the spring (16) is connected to a driving plate (17), and one side of the driving plate (17) is connected to a locking block (18), and locking grooves (19) are respectively provided on both sides of the positioning column (12), the driving plate (17) is slidably connected to the fixing groove (14), and the two ends of the spring (16) are respectively fixedly connected to the fixing groove (14) and the driving plate (17).

5. The air heat exchanger capable of filtering dust according to claim 3, characterized in that: The inner side of the dust collecting box (10) is connected to a plurality of evenly arranged guide plates (20), and the guide plates (20) are arranged at an angle.

6. The air heat exchanger capable of filtering dust according to claim 2, characterized in that: Two ventilation plates (21) are installed inside the adsorption plate (9), and the two ventilation plates (21) are separated by activated carbon.

7. The air heat exchanger capable of filtering dust according to claim 2, characterized in that: One side of the filter plate (8) is provided with a plurality of filter grooves (22) arranged evenly, and the cross section of the filter grooves (22) is arc-shaped.

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