Soil remediation thermal desorption heating device

Abstract

The utility model discloses a thermal desorption heating device for soil remediation, and relates to the technical field of thermal desorption for soil remediation. The thermal desorption heating device for soil remediation comprises a combustor, a smoke chamber is arranged on one side of the combustor, an air guide mechanism is arranged on one side of the smoke chamber, and a thermal circulation mechanism is arranged on one side of the smoke chamber. According to the thermal desorption heating device for soil remediation, by arranging a thermal circulation pipe, when heat energy needs to be recycled, firstly, hot air rising in a smoke chamber is collected through a hot air outlet pipe and enters a bearing box, and then the hot air in the hot air outlet pipe is conveyed into the thermal circulation pipe through an air guide fan; and the heat energy is conveyed into the communicating chamber through the heat circulating pipe and is conveyed into the thermal desorption roller through the communicating chamber for retreatment, so that the heat energy is convenient to recycle and reuse, and the device is convenient for recycling and reusing the heat energy.

Description

Technical Field

[0001] The utility model belongs to the technical field of soil remediation thermal desorption, and in particular relates to a soil remediation thermal desorption heating device. Background Art

[0002] Thermal desorption technology for soil remediation is a remediation method based on the principles of thermodynamics. It uses a thermal desorption drum to heat the soil at high temperatures to desorb organic pollutants from the soil.

[0003] The above-mentioned device does not have the structure of heat recovery of the thermal desorption drum when in use, so that when the existing thermal desorption drum is in use, hot air enters from one end and is discharged from the other end. The discharged air still has a high heat content and cannot be recovered and used, and the external air must reach the required temperature when entering the heating chamber before entering the thermal desorption drum. If the weather is cold and the air temperature is low, more time and resources are required to heat the air, which is inconvenient to use. Based on the deficiencies of the existing technology, the utility model designs a soil remediation thermal desorption heating device. Utility Model Content

[0004] In order to solve the above problems existing in the prior art, the utility model provides a soil remediation thermal desorption heating device, which has the characteristics of heat recovery of the thermal desorption drum.

[0005] To achieve the above-mentioned object, the utility model provides the following technical solutions: a soil remediation thermal desiccation and heating device, comprising a burner, a smoke chamber is provided on one side of the burner, an air guide mechanism is provided on one side of the smoke chamber, and a heat circulation mechanism is provided on one side of the smoke chamber;

[0006] The heat circulation mechanism comprises a heat circulation pipe and a carrying box. The heat circulation pipe is arranged on one side of the burner, and one side of the heat circulation pipe is fixedly connected with the carrying box.

[0007] As an optimal technical solution of a soil remediation thermal desorption heating device of the utility model, the heat circulation mechanism also includes an air guide groove, a connecting bin and a hot air outlet pipe, the air guide groove is opened inside the carrying box, the connecting bin is fixedly connected to one side of the carrying box, and one side of the connecting bin is fixedly connected to a hot air outlet pipe.

[0008] As a preferred technical solution of a soil remediation thermal desorption heating device of the utility model, a support frame is provided at the bottom of the burner, a connecting chamber is provided on one side of the burner, a thermal desorption roller is provided on one side of the connecting chamber, a gear is fixedly connected to the outer surface of the thermal desorption roller, a base is provided at the bottom of the thermal desorption roller, a gearbox is provided on the top of the base, and a supporting wheel is provided on the top of the base.

[0009] As an optimal technical solution of a soil remediation thermal deheating and additional heating device of the utility model, a positioning seat is fixedly connected to the bottom of the smoke chamber, a support rod is provided on the top of the smoke chamber, a hopper is fixedly installed inside the support rod, and a sunken air outlet pipe is provided on one side of the smoke chamber.

[0010] As an optimal technical solution of a soil remediation thermal degassing and heating device of the utility model, the air guide mechanism includes a positioning plate, a positioning frame, fixing bolts, an air guide fan and a positioning groove. The positioning plate is arranged on the top of the carrying box, and a positioning frame is fixedly installed on the bottom of the positioning plate. The top of the positioning plate is fixedly connected with a fixing bolt, and a air guide fan is arranged inside the positioning frame. The positioning groove is opened on the top of the carrying box.

[0011] As a preferred technical solution of the soil remediation heat removal and heating device of the utility model, the connecting bin is arranged on the top of the smoke chamber, and the hot air outlet pipe is fixedly installed on the top of the smoke chamber.

[0012] As a preferred technical solution of a soil remediation thermal deheating device of the utility model, the positioning frame is arranged inside the air guide groove, and the air guide fan is arranged inside the air guide groove.

[0013] As a preferred technical solution of a soil remediation thermal desorption heating device of the utility model, the heat circulation pipe is fixedly installed on the top of the connecting chamber, and the carrying box is fixedly installed on the top of the thermal desorption drum.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. When the utility model is in use, by setting a heat circulation pipe, when it is necessary to recover and reuse heat energy, the hotter air rising from the inside of the smoke chamber is first collected through the hot air outlet pipe and enters the inside of the carrying box, and then the hot air in the hot air outlet pipe is transported to the inside of the heat circulation pipe through the fan, and then transported to the inside of the connecting chamber through the heat circulation pipe, and then transported to the inside of the thermal desorption drum through the connecting chamber for reprocessing, which is convenient for heat energy recovery and reuse. The device is convenient for heat energy recovery and reuse. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] 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:

[0017] Figure 1 This is a schematic diagram of the burner structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the smoke chamber structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the thermal desorption drum structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the air guide mechanism of the utility model;

[0021] Figure 5 It is a schematic diagram of the thermal cycle mechanism structure of the utility model.

[0022] In the figure: 1. burner; 101. support frame; 102. connecting chamber; 103. thermal desorption drum; 104. gear; 105. base; 106. gearbox; 107. supporting wheel; 2. smoke chamber; 201. positioning seat; 202. hopper; 203. support rod; 204. sinking air outlet duct; 3. air guide mechanism; 301. positioning plate; 302. positioning frame; 303. fixing bolt; 304. fan guide fan; 305. positioning groove; 4. thermal circulation mechanism; 401. thermal circulation pipe; 402. carrying box; 403. air guide groove; 404. connecting bin; 405. hot air outlet duct. DETAILED DESCRIPTION

[0023] 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.

[0024] Example 1

[0025] See also Figure 1-5 , the utility model provides the following technical solutions: a soil remediation thermal deheating device, comprising a burner 1, a smoke chamber 2 is provided on one side of the burner 1, an air guide mechanism 3 is provided on one side of the smoke chamber 2, and a heat circulation mechanism 4 is provided on one side of the smoke chamber 2;

[0026] A support frame 101 is provided at the bottom of the burner 1, a connecting chamber 102 is provided on one side of the burner 1, a thermal desorption roller 103 is provided on one side of the connecting chamber 102, a gear 104 is fixedly connected to the outer surface of the thermal desorption roller 103, a base 105 is provided at the bottom of the thermal desorption roller 103, a gearbox 106 is provided on the top of the base 105, and a supporting wheel 107 is provided on the top of the base 105.

[0027] A positioning seat 201 is fixedly connected to the bottom of the smoke chamber 2 , a support rod 203 is arranged on the top of the smoke chamber 2 , a hopper 202 is fixedly installed inside the support rod 203 , and a sinking air outlet pipe 204 is arranged on one side of the smoke chamber 2 .

[0028] It needs to be further explained that: a connecting chamber 102 is provided on one side of the burner 1, and the connecting chamber 102 is provided to transport the heat energy inside the burner 1 to the inside of the thermal desorption drum 103, so as to perform thermal desorption and additional heat treatment on the soil, and the gas and residual heat inside the thermal desorption drum 103 will enter the inside of the smoke chamber 2, and be processed inside the smoke chamber 2, and the colder gas will be discharged after being processed through the sunken air outlet pipe 204 at the bottom of the smoke chamber 2.

[0029] Example 2

[0030] See also Figure 4-5 , the utility model provides the following technical solutions:

[0031] The heat circulation mechanism 4 includes a heat circulation pipe 401 and a carrying box 402 . The heat circulation pipe 401 is arranged on one side of the burner 1 , and one side of the heat circulation pipe 401 is fixedly connected with the carrying box 402 .

[0032] The heat circulation mechanism 4 also includes an air guide groove 403, a connecting chamber 404 and a hot air outlet duct 405. The air guide groove 403 is opened inside the carrying box 402, the connecting chamber 404 is fixedly connected to one side of the carrying box 402, and the hot air outlet duct 405 is fixedly connected to one side of the connecting chamber 404.

[0033] The air guide mechanism 3 includes a positioning plate 301, a positioning frame 302, a fixing bolt 303, a fan guide fan 304 and a positioning groove 305. The positioning plate 301 is arranged on the top of the carrying box 402. The positioning frame 302 is fixedly installed on the bottom of the positioning plate 301. The fixing bolt 303 is fixedly connected to the top of the positioning plate 301. The inside of the positioning frame 302 is provided with a fan guide fan 304. The positioning groove 305 is opened on the top of the carrying box 402.

[0034] The connecting compartment 404 is arranged on the top of the smoke chamber 2 , and the hot air outlet pipe 405 is fixedly installed on the top of the smoke chamber 2 .

[0035] The positioning frame 302 is disposed inside the air guide slot 403 , and the air guide fan 304 is disposed inside the air guide slot 403 .

[0036] The heat circulation pipe 401 is fixedly installed on the top of the communication chamber 102 , and the carrying box 402 is fixedly installed on the top of the thermal desorption drum 103 .

[0037] What needs to be further explained is that the hotter air rising from the inside of the smoke chamber 2 is collected by the hot air outlet pipe 405 and enters the inside of the carrying box 402, and then the hot air inside the hot air outlet pipe 405 is transported to the inside of the heat circulation pipe 401 through the fan 304, and then transported to the inside of the connecting chamber 102 through the connecting chamber 102, and then transported to the inside of the thermal desorption drum 103 for reprocessing, so as to facilitate heat energy recovery and reuse.

[0038] Working principle: When a soil remediation thermal desorption heating device is used, a connecting chamber 102 is firstly provided on one side of the burner 1. The connecting chamber 102 is provided to transport the heat energy inside the burner 1 to the inside of the thermal desorption drum 103, and the soil is subjected to thermal desorption and heat treatment. The gas and residual heat inside the thermal desorption drum 103 will enter the inside of the smoke chamber 2 and be processed inside the smoke chamber 2. The colder gas will be discharged after being processed through the sinking air outlet pipe 204 at the bottom of the smoke chamber 2. The hotter air will be recovered through the air guide mechanism 3 and the heat circulation mechanism 4 at the top of the smoke chamber 2, so that the heat energy will enter the inside of the connecting chamber 102 again, and will be transported to the inside of the thermal desorption drum 103 through the connecting chamber 102 for reprocessing, so as to facilitate the recovery and reuse of heat energy.

[0039] When heat energy needs to be recovered and reused, the hotter air rising from the inside of the smoke chamber 2 is first collected through the hot air outlet pipe 405 and enters the inside of the carrying box 402. Then, the hot air inside the hot air outlet pipe 405 is transported to the inside of the heat circulation pipe 401 through the fan 304, and then transported to the inside of the connecting chamber 102 through the connecting chamber 102, and then transported to the inside of the thermal desorption drum 103 for reprocessing, so as to facilitate heat energy recovery and reuse. The device facilitates heat energy recovery and reuse.

[0040] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described 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 present invention shall be included in the protection scope of the present invention.

Claims

1. A soil remediation thermal desorption heating device, comprising a burner (1), characterized in that: A smoke chamber (2) is provided on one side of the burner (1), an air guide mechanism (3) is provided on one side of the smoke chamber (2), and a heat circulation mechanism (4) is provided on one side of the smoke chamber (2); A heat circulation mechanism (4), the heat circulation mechanism (4) comprising a heat circulation pipe (401) and a carrying box (402), the heat circulation pipe (401) being arranged on one side of the burner (1), and one side of the heat circulation pipe (401) being fixedly connected to the carrying box (402).

2. A soil remediation thermal desorption heating device according to claim 1, characterized in that: The heat circulation mechanism (4) further comprises an air guide groove (403), a connecting chamber (404) and a hot air outlet pipe (405); the air guide groove (403) is arranged inside the carrying box (402); the connecting chamber (404) is fixedly connected to one side of the carrying box (402); and the hot air outlet pipe (405) is fixedly connected to one side of the connecting chamber (404).

3. A soil remediation thermal desorption and heating device according to claim 1, characterized in that: A support frame (101) is provided at the bottom of the burner (1), a connecting chamber (102) is provided at one side of the burner (1), a thermal desorption roller (103) is provided at one side of the connecting chamber (102), a gear (104) is fixedly connected to the outer surface of the thermal desorption roller (103), a base (105) is provided at the bottom of the thermal desorption roller (103), a gearbox (106) is provided at the top of the base (105), and a supporting wheel (107) is provided at the top of the base (105).

4. A soil remediation thermal desorption and heating device according to claim 1, characterized in that: The bottom of the smoke chamber (2) is fixedly connected to a positioning seat (201), the top of the smoke chamber (2) is provided with a support rod (203), the interior of the support rod (203) is fixedly installed with a hopper (202), and one side of the smoke chamber (2) is provided with a downward-sinking air outlet pipe (204).

5. A soil remediation thermal desorption and heating device according to claim 1, characterized in that: The air guide mechanism (3) comprises a positioning plate (301), a positioning frame (302), a fixing bolt (303), a fan guide fan (304) and a positioning groove (305); the positioning plate (301) is arranged on the top of the carrying box (402); the positioning frame (302) is fixedly installed on the bottom of the positioning plate (301); the fixing bolt (303) is fixedly connected to the top of the positioning plate (301); the fan guide fan (304) is arranged inside the positioning frame (302); and the positioning groove (305) is opened on the top of the carrying box (402).

6. A soil remediation thermal desorption heating device according to claim 2, characterized in that: The connection compartment (404) is arranged on the top of the smoke chamber (2), and the hot air outlet pipe (405) is fixedly installed on the top of the smoke chamber (2).

7. A soil remediation thermal desorption and heating device according to claim 5, characterized in that: The positioning frame (302) is arranged inside the air guide groove (403), and the air guide fan (304) is arranged inside the air guide groove (403).

8. The soil remediation thermal desorption and heating device according to claim 1, characterized in that: The heat circulation pipe (401) is fixedly installed on the top of the communication chamber (102), and the carrying box (402) is fixedly installed on the top of the thermal desorption roller (103).

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