Cooking range flue gas waste heat recycling device

Abstract

The utility model belongs to the technical field of cooking ranges, and particularly relates to a cooking range flue gas waste heat recycling device which comprises a cooking range body and a mounting plate, the cooking range body is fixedly connected with the mounting plate, a waste heat recycling cover is slidably inserted into the mounting plate in a matched mode, and a water tank cover is arranged on the waste heat recycling cover in a matched mode. A sealing piece is arranged between the waste heat recovery cover and the water tank cover in a matched mode. According to the flue gas waste heat recycling device for the cooking range, through the matched design of the mounting plate and the waste heat recycling cover, the waste heat recycling cover and other assemblies mounted on the waste heat recycling cover can be conveniently disassembled at the same time, convenience of later overhaul and maintenance is improved, split connection is achieved through the waste heat recycling cover and the water tank cover, and the cost is reduced. And when the waste heat recovery device is used for a long time and water scales appear in the waste heat recovery device and influence waste heat transmission and recovery, the water tank cover can be detached from the waste heat recovery cover, and the water scales generated in the device can be conveniently cleaned.

Description

Technical Field

[0001] The utility model relates to the technical field of stoves, in particular to a stove smoke waste heat recovery and utilization device. Background Art

[0002] Families, hotels, restaurants, canteens and other units all need to use stoves for cooking. During the operation of the stove, the furnace will generate a large amount of ineffective radiant heat, conductive heat, and a large amount of high-temperature exhaust gas. The residual heat energy generated by the combustion of this part of the fuel is recycled to achieve the purpose of energy conservation and emission reduction. At present, when the stove flue gas waste heat recovery device is in use, it cannot be easily disassembled on the stove. In addition, after long-term use, scale will appear inside, which cannot be easily cleaned, affecting the recovery and use of waste heat. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] In view of the deficiencies in the prior art, the utility model provides a stove fume waste heat recovery device, which solves the problem that the stove fume waste heat recovery device proposed in the above background technology cannot be easily disassembled and scale cannot be easily cleaned.

[0005] (II) Technical solution

[0006] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0007] A stove smoke waste heat recovery and utilization device comprises a stove body and a mounting plate, wherein the stove body is fixedly connected to the mounting plate, a waste heat recovery cover is slidably plugged on the mounting plate, a water tank cover is provided on the waste heat recovery cover, a sealing member is provided between the waste heat recovery cover and the water tank cover, and the sealing member is fitted on the waste heat recovery cover.

[0008] Furthermore, a smoke recovery pipe is fixedly connected to one side of the stove body.

[0009] Furthermore, the mounting plate is fixedly connected to the position of the smoke recovery pipe, and plug-in strips are symmetrically fixedly connected to the mounting plate.

[0010] Furthermore, an air outlet pipe is provided on the top of the waste heat recovery cover, and two groups of first connecting blocks are symmetrically provided on the waste heat recovery cover. A plug-in slot is provided on the waste heat recovery cover on the opposite side of the first connecting block, and the plug-in slot is slidably plugged with the plug-in strip. Connecting holes are provided on both sides of the waste heat recovery cover, and a water pipe is fixedly connected to the waste heat recovery cover between the two connecting holes. The two connecting holes are connected through the water pipe, and a number of heat-conducting fins are rotatably connected to the water pipe at equal intervals.

[0011] Furthermore, the seal consists of a first seal and a second seal. The first seal is symmetrically arranged at the upper and lower ends of the waste heat recovery cover. Both ends of the first seal are fixedly connected to the second seal. The two second seals are respectively arranged on both sides of the waste heat recovery cover. The second seal is conically arranged, and the thickness of the end close to the first seal is smaller than that of the other end.

[0012] Furthermore, two groups of second connection blocks are symmetrically arranged on the water tank cover, and bolts are rotatably connected to the second connection blocks. The bolts are threadedly connected to the first connection blocks, and the water tank cover and the outer wall of the waste heat recovery cover form a water storage space.

[0013] (III) Beneficial effects

[0014] Compared with the prior art, the utility model provides a stove smoke waste heat recovery and utilization device, which has the following beneficial effects:

[0015] The stove smoke waste heat recovery and utilization device designed by the utility model can make the waste heat recovery cover and other components installed on it convenient to disassemble at the same time through the coordinated design of the mounting plate and the waste heat recovery cover, thereby improving the convenience of later inspection and maintenance, and realizing split connection between the waste heat recovery cover and the water tank cover. When the waste heat recovery device is used for a long time and scale appears inside to affect the transfer and recovery of waste heat, the water tank cover can be removed from the waste heat recovery cover to conveniently clean the scale generated inside the device, thereby improving the waste heat recovery effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the stove body and the mounting plate of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the waste heat recovery cover of the utility model;

[0019] Figure 4 This is a schematic diagram of the seal structure of the utility model;

[0020] Figure 5 This is a schematic diagram of the structure of the water tank cover of the utility model.

[0021] In the figure: 1. stove body; 101. smoke recovery pipe; 2. mounting plate; 201. plug-in strip; 3. waste heat recovery cover; 301. exhaust pipe; 302. first connecting block; 303. plug-in slot; 304. connecting hole; 305. water pipe; 306. heat conducting fin; 4. sealing member; 401. first sealing gasket; 402. second sealing gasket; 5. water tank cover; 501. second connecting block; 502. bolt. DETAILED DESCRIPTION

[0022] 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.

[0023] Example

[0024] like Figure 1-5As shown, a stove smoke waste heat recovery device proposed in an embodiment of the utility model comprises a stove body 1 and a mounting plate 2. The stove smoke waste heat recovery device designed in this scheme can realize the convenient disassembly and use of the waste heat recovery device, and realize the use effect of convenient cleaning of the scale and stains generated inside. The stove body 1 is fixedly connected with the mounting plate 2, and the mounting plate 2 is slidably plugged with a waste heat recovery cover 3, and the waste heat recovery cover 3 is provided with a water tank cover 5. A sealing member 4 is provided between the waste heat recovery cover 3 and the water tank cover 5, and the sealing member 4 is fitted on the waste heat recovery cover 3. When the stove body 1 is in use, part of the burning smoke The exhaust gas will enter the flue gas recovery pipe 101 to heat the waste heat recovery cover 3. Since the waste heat recovery cover 3 is connected with a water tank cover 5, and the water storage space formed by the outer wall of the waste heat recovery cover 3 and the water tank cover 5 is injected with water, the connecting holes 304 arranged on both sides of the waste heat recovery cover 3 are connected through a water pipe 305. The water pipe 305 is provided with heat-conducting fins 306, which can improve the heat conduction effect of the water pipe 305. The water pipe 305 is heated by the high-temperature flue gas, and the water inside the water storage space can be heated for use, so as to meet the waste heat recovery and utilization, and achieve the effect of energy saving and emission reduction. When the waste heat recovery cover 3 needs to be disassembled, the waste heat can be The heat recovery cover 3 is lifted up as a whole, and the plug-in slot 303 is slidably plugged into the plug-in strip 201, so that the two can be separated, so that the waste heat recovery cover 3 can be disassembled and used, which improves the convenience of disassembly and is convenient for later maintenance and use. By removing the waste heat recovery cover 3 from the mounting plate 2, the water pipe 305 and the heat-conducting fins 306 are directly exposed, which can facilitate the cleaning of stains on the water pipe 305 and the heat-conducting fins 306. The heat-conducting fins 306 are rotatably connected to the water pipe 305, so that when cleaning the heat-conducting fins 306, comprehensive cleaning can be achieved, thereby improving the use effect. Due to long-term use, the solid inner wall constituting the water storage space will produce Scale, at this time, by loosening the bolts 502, the bolts 502 are separated from the connection with the first connecting block 302, and the water tank cover 5 can be removed from the outer wall of the waste heat recovery cover 3, so as to facilitate the cleaning of the scale on the inner wall of the water storage space. When the water tank cover 5 is installed, since the second sealing gasket 402 is set in a cone shape, when the bolts 502 are more tightly connected to the first connecting block 302, the two sides of the water tank cover 5 will be more tightly in contact with the two second sealing gaskets 402, thereby achieving a sealing effect, meeting the water storage use needs, and ensuring the recovery of waste heat. The contents not described in detail in this specification belong to the existing technology known to professional and technical personnel in this field.

[0025] like Figure 2 As shown, in some embodiments, a smoke recovery pipe 101 is fixedly connected to one side of the stove body 1, and the design of the stove body 1 meets the use requirements to ensure normal cooking use.

[0026] like Figure 2As shown, in some embodiments, the mounting plate 2 is fixedly connected to the position of the smoke recovery pipe 101, and the mounting plate 2 is symmetrically fixedly connected with the plug-in strip 201. The design of the mounting plate 2 facilitates the connection and use of the waste heat recovery cover 3.

[0027] like Figure 3 As shown, in some embodiments, an exhaust pipe 301 is provided on the top of the waste heat recovery hood 3, and two groups of first connecting blocks 302 are symmetrically provided on the waste heat recovery hood 3. A plug-in slot 303 is provided on the waste heat recovery hood 3 on the opposite side of the first connecting block 302, and the plug-in slot 303 is slidably plugged with the plug-in strip 201. Connecting holes 304 are provided on both sides of the waste heat recovery hood 3, and a water pipe 305 is fixedly connected to the waste heat recovery hood 3 between the two connecting holes 304. The two connecting holes 304 are connected through the water pipe 305, and a plurality of heat-conducting fins 306 are rotatably connected to the water pipe 305 at equal intervals. The design of the waste heat recovery hood 3 meets the use requirements and can improve the recovery effect of the flue gas waste heat.

[0028] like Figure 4 As shown, in some embodiments, the seal 4 is composed of a first sealing gasket 401 and a second sealing gasket 402. The first sealing gasket 401 is symmetrically arranged at the upper and lower ends of the waste heat recovery cover 3. Both ends of the first sealing gasket 401 are fixedly connected with the second sealing gasket 402. The two second sealing gaskets 402 are respectively arranged on both sides of the waste heat recovery cover 3. The second sealing gasket 402 is arranged in a conical shape, and the thickness of the end close to the first sealing gasket 401 is smaller than that of the other end. The design of the seal 4 meets the use requirements and can achieve tight sealing of the waste heat recovery cover 3 and the water tank cover 5.

[0029] like Figure 5 As shown, in some embodiments, two groups of second connecting blocks 501 are symmetrically arranged on the water tank cover 5, and the second connecting blocks 501 are rotatably connected with bolts 502, and the bolts 502 are threadedly connected to the first connecting blocks 302. The water tank cover 5 and the outer wall of the waste heat recovery cover 3 form a water storage space. The design of the water tank cover 5 is convenient for disassembly and use on the waste heat recovery cover 3 to meet the needs of water storage.

[0030] 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 stove smoke waste heat recovery device, comprising a stove body (1) and a mounting plate (2), characterized in that: The stove body (1) is fixedly connected to a mounting plate (2), a waste heat recovery cover (3) is slidably plugged into the mounting plate (2), a water tank cover (5) is provided on the waste heat recovery cover (3), a sealing member (4) is provided between the waste heat recovery cover (3) and the water tank cover (5), the sealing member (4) is fitted on the waste heat recovery cover (3), an air outlet pipe (301) is provided on the top of the waste heat recovery cover (3), two groups of first connection blocks (302) are symmetrically provided on the waste heat recovery cover (3), and the A plug-in slot (303) is provided on the waste heat recovery cover (3) on the opposite side of the first connection block (302), and the plug-in slot (303) is slidably plugged with the plug-in strip (201). Communication holes (304) are provided on both sides of the waste heat recovery cover (3), and a water pipe (305) is fixedly connected to the waste heat recovery cover (3) between the two communication holes (304). The two communication holes (304) are connected through the water pipe (305), and a plurality of heat-conducting fins (306) are rotatably connected to the water pipe (305) at equal intervals.

2. A stove smoke waste heat recovery and utilization device according to claim 1, characterized in that: A smoke recovery pipe (101) is fixedly connected to one side of the stove body (1).

3. The stove smoke waste heat recovery and utilization device according to claim 1 is characterized in that: The mounting plate (2) is fixedly connected to the part of the smoke recovery pipe (101), and a plug-in strip (201) is symmetrically fixedly connected to the mounting plate (2).

4. The stove smoke waste heat recovery and utilization device according to claim 1 is characterized in that: The sealing member (4) is composed of a first sealing pad (401) and a second sealing pad (402); the first sealing pad (401) is symmetrically arranged at the upper and lower ends of the waste heat recovery cover (3); both ends of the first sealing pad (401) are fixedly connected to the second sealing pad (402); the two second sealing pads (402) are respectively arranged on both sides of the waste heat recovery cover (3); the second sealing pad (402) is arranged in a conical shape, and the thickness of one end close to the first sealing pad (401) is smaller than that of the other end.

5. The stove smoke waste heat recovery and utilization device according to claim 1 is characterized in that: Two groups of second connection blocks (501) are symmetrically arranged on the water tank cover (5), and bolts (502) are rotatably connected to the second connection blocks (501). The bolts (502) are threadedly connected to the first connection blocks (302). The water tank cover (5) and the outer wall of the waste heat recovery cover (3) form a water storage space.

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