Efficient and energy-saving static cracker

Abstract

The invention relates to the technical field of crackers, in particular to an efficient and energy-saving static cracker, and solves the problems that when an existing traditional cracker is used for cracking materials by utilizing high temperature, the retention time of hot air in a heating pipe is short, so that the heat energy transmission efficiency is low, a large amount of heat cannot be fully utilized, the energy consumption is high, the heat energy utilization rate is low, and the energy consumption is low. The device comprises an exhaust protection mechanism, a waste heat utilization mechanism is installed on the inner side of the exhaust protection mechanism, a flow dividing conveying mechanism is installed on the inner side of the waste heat utilization mechanism, the exhaust protection mechanism comprises a supporting bottom plate, and a protection cover is fixedly installed on the upper end face of the supporting bottom plate. By adjusting and guiding the direction and path of introduced hot air, spiral conveying of airflow is achieved, the retention time and the contact area of the hot air in the heating pipe are increased, uniform temperature distribution is promoted, the heat energy transmission efficiency is improved, and then stable static cracking can be conducted on materials.

Description

Technical Field

[0001] The invention relates to the technical field of crackers, in particular to a high-efficiency and energy-saving static cracker. Background Art

[0002] The main function of a static pyrolyzer is to break large structures or samples into small pieces for easy transportation, processing or subsequent analysis. The principle is to use external force or energy to destroy the internal connection of the structure or sample to achieve the purpose of pyrolysis. The pyrolyzer uses high temperature to quickly decompose the organic matter in the sample to generate small molecular compounds for subsequent qualitative and quantitative analysis. This method has a wide range of applications in the field of organic matter analysis.

[0003] When the existing traditional crackers use high temperature to crack materials, the hot air stays in the heating tube for a short time, resulting in low heat energy transfer efficiency, a large amount of heat cannot be fully utilized, high energy consumption, low heat energy utilization rate, and uneven temperature distribution; therefore, it does not meet the existing needs. We have proposed a high-efficiency and energy-saving static cracker. Summary of the invention

[0004] The object of the present invention is to provide an efficient and energy-saving static cracker to solve the problem proposed in the above background technology that when the existing traditional cracker uses high temperature to crack the material, the hot air stays in the heating tube for a short time, resulting in low heat energy transfer efficiency, a large amount of heat cannot be fully utilized, high energy consumption, low heat energy utilization rate, and uneven temperature distribution.

[0005] To achieve the above-mentioned object, the present invention provides the following technical solutions: an energy-efficient static cracker, comprising an exhaust protection mechanism, a waste heat utilization mechanism is installed inside the exhaust protection mechanism, a flow separation and conveying mechanism is installed inside the waste heat utilization mechanism, the exhaust protection mechanism comprises a supporting bottom plate, a protective cover is fixedly installed on the upper end surface of the supporting bottom plate, a plurality of partition frames are fixedly installed on the inner side of the protective cover, and a waste heat input pipe is installed between the plurality of partition frames;

[0006] The flow diversion and conveying mechanism comprises a flow diversion cover, a plurality of ventilation pipes are installed at the front end of the flow diversion cover, a return pipe is installed on the outer side of the ventilation pipe, a blocking piece is fixedly installed at one end of the return pipe, a first hot air spoiler fin is installed between the ventilation pipe and the return pipe, and the plurality of return pipes are fixedly connected by a plurality of positioning seats;

[0007] The waste heat utilization mechanism includes a separation plate, which is fixedly connected to the rear ends of multiple reflux pipes, an inner second layer of waste heat transport cover is installed on the outer side of the separation plate, an inner first layer of waste heat transport cover is installed on the outer side of the inner second layer of waste heat transport cover, a plurality of linearly arranged second hot air spoiler fins are fixedly installed between the inner second layer of waste heat transport cover and the inner first layer of waste heat transport cover, and a plurality of arc-shaped support seats are fixedly installed on the lower end surface of the inner first layer of waste heat transport cover.

[0008] Preferably, the exhaust protection mechanism further comprises an exhaust pipe fixedly connected to the middle portion of the upper end of the protection cover, the front end of the protection cover is rotatably connected to a gate opener and closer, and a circular gate is fixedly mounted on one end of the gate opener and closer.

[0009] Preferably, the diversion and conveying mechanism also includes a sealing disk fixedly connected to the outer side of the diversion cover, a heat insulation cover is fixedly installed on the rear end face of the sealing disk, a diversion cover is installed on the inner side of the heat insulation cover, an air inlet pipe is installed on the inner side of the middle part of the diversion cover, and a plurality of guide holes are provided on the outer sides of the inner first layer of waste heat conveying cover and the inner second layer of waste heat conveying cover near one end of the sealing disk.

[0010] Preferably, the sealing plate is fixedly connected to one of the partition frames, a plurality of the partition frames are sleeved on the outer side of the inner layer of waste heat transport cover and fixedly connected to the waste heat input pipe, a waste heat transfer bin is provided between the inner layer of waste heat transport cover and the inner second layer of waste heat transport cover, the front end of the waste heat input pipe passes through a plurality of partition frames and is inserted between the inner layer of waste heat transport cover and the inner second layer of waste heat transport cover, and the waste heat input pipe is through-connected to the waste heat transfer bin.

[0011] Preferably, the separation plate is fixedly connected to the inner two layers of waste heat transfer hood, the sealing plate is fixedly connected to the rear ends of the inner one layer of waste heat transfer hood and the inner two layers of waste heat transfer hood, a guide bin is provided between the sealing plate and the separation plate, and the guide bin is connected to the waste heat transfer bin through a plurality of guide holes.

[0012] Preferably, the protective cover is fixedly connected to the supporting base plate via a plurality of partition frames, the inner layer of waste heat transport cover is fixedly connected to the supporting base plate via a plurality of arc-shaped support seats, and the plurality of partition frames and arc-shaped support seats are linearly arranged along the axis of the inner layer of waste heat transport cover.

[0013] Preferably, the front end of the air inlet pipe passes through the heat insulation cover and is plugged into the inner side of the diverter cover, the air inlet pipe is fixedly connected to the sealing plate through the diverter cover, the rear end of the ventilation pipe passes through the return pipe and is fixedly connected to the diverter cover, and the air inlet pipe is connected to multiple ventilation pipes through the diverter cover.

[0014] Preferably, the ventilation duct is fixedly connected to the first hot air spoiler fin, a reflux chamber is provided between the ventilation duct and the reflux pipe, the front end of the reflux chamber is through-connected to the interior of the ventilation duct, and the rear end of the reflux chamber is through-connected to the guide bin.

[0015] Preferably, a hot air furnace is provided on one side of the exhaust protection mechanism, and the rear ends of the air inlet pipe and the waste heat input pipe are through-connected to the hot air furnace.

[0016] Preferably, the bottom end of the exhaust pipe passes through the protective cover and is inserted between the inner layer of the waste heat transfer cover and the inner second layer of the waste heat transfer cover, the exhaust pipe is connected with the waste heat transfer bin, and a valve switch is provided on the inner side of the exhaust pipe.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] 1. The present invention inputs hot air into the inner side of the air inlet pipe through the hot air furnace, and can evenly divert the hot air input into the air inlet pipe to the inside of multiple ventilation pipes through the diverter cover, and then the hot air can be turned around and transported to the inner side of the reflux chamber under the guidance of the ventilation pipe and the blocking sheet, and the flow direction of the reflux hot air can be adjusted through the first hot air spoiler fin, so that the airflow is spirally transported, the residence time and contact area of ​​the hot air in the heating pipe are increased, the temperature is evenly distributed, and the heat energy transfer efficiency is improved, so that the material can be stably statically cracked;

[0019] 2. The present invention can collect the airflow after heat transfer through the guide bin, and the guide bin can transport the hot air to the waste heat transfer bin through a plurality of guide holes. The hot air can be further utilized for waste heat through the second hot air spoiler fin and discharged through the exhaust pipe, thereby reducing local overheating or cold spot phenomena and ensuring a more uniform heating process. At the same time, the waste heat in the hot air furnace is transported to the inner side of the waste heat transfer bin through the waste heat input pipe, thereby further improving the utilization of waste heat in the airflow, facilitating the insulation operation of the cracker, and improving the heat utilization rate of the hot air inside the ventilation pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0021] Figure 2 A rear side view of the present invention as a whole;

[0022] Figure 3 It is a schematic cross-sectional structure diagram of the present invention as a whole;

[0023] Figure 4 It is a schematic cross-sectional structure diagram of the exhaust protection mechanism of the present invention;

[0024] Figure 5It is a schematic diagram of the installation structure of the waste heat utilization mechanism of the present invention;

[0025] Figure 6 It is a schematic cross-sectional structure diagram of the flow diversion and conveying mechanism of the present invention;

[0026] Figure 7 is a schematic diagram of the installation structure of the second hot air spoiler fin of the present invention;

[0027] Figure 8 It is a schematic diagram of the installation structure of the separation plate of the present invention;

[0028] Fig. 9 It is a schematic diagram of the installation structure of the first hot air spoiler fin of the present invention.

[0029] In the figure: 1. Exhaust protection mechanism; 101. Support bottom plate; 102. Protection cover; 103. Exhaust pipe; 104. Waste heat input pipe; 105. Circular gate; 106. Gate opener and closer; 107. Partition frame; 2. Diverter and conveying mechanism; 201. Air inlet pipe; 202. Heat insulation cover; 203. Sealing plate; 204. Positioning seat; 205. Return pipe; 206. Ventilation pipe; 207. Diverter cover; 208. Guide hole; 209. First hot air spoiler fin; 210. Blocking plate; 3. Waste heat utilization mechanism; 301. Inner layer waste heat conveying cover; 302. Inner second layer waste heat conveying cover; 303. Partition plate; 304. Arc-shaped support seat; 305. Second hot air spoiler fin. DETAILED DESCRIPTION

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

[0031] See also Figures 1 to 5 An embodiment of the present invention is as follows: a highly efficient and energy-saving static cracker comprises an exhaust protection mechanism 1, a waste heat utilization mechanism 3 is installed on the inner side of the exhaust protection mechanism 1, a diversion and conveying mechanism 2 is installed on the inner side of the waste heat utilization mechanism 3, the exhaust protection mechanism 1 comprises a supporting base plate 101, a protective cover 102 is fixedly installed on the upper end surface of the supporting base plate 101, a plurality of partition frames 107 are fixedly installed on the inner side of the protective cover 102, the protective cover 102 is fixedly connected to the supporting base plate 101 through the plurality of partition frames 107, a waste heat input pipe 104 is installed between the plurality of partition frames 107, an exhaust pipe 103 is fixedly installed in the middle of the upper end of the protective cover 102, a gate opener 106 is rotatably connected to the front end of the protective cover 102, a circular gate 105 is fixedly installed on one end of the gate opener 106, the waste heat utilization mechanism 3 can be insulated and protected by the protective cover 102, and the heat loss of the waste heat utilization mechanism 3 is reduced.

[0032] See also Figures 1 to 9 The flow-dividing and conveying mechanism 2 includes a flow-dividing cover 207, a plurality of ventilation pipes 206 are installed at the front end of the flow-dividing cover 207, a return pipe 205 is installed on the outer side of the ventilation pipe 206, a blocking piece 210 is fixedly installed at one end of the return pipe 205, a first hot air spoiler fin 209 is installed between the ventilation pipe 206 and the return pipe 205, the ventilation pipe 206 is fixedly connected to the first hot air spoiler fin 209, a return chamber is provided between the ventilation pipe 206 and the return pipe 205, the front end of the return chamber is through-connected with the inside of the ventilation pipe 206, the rear end of the return chamber is through-connected with the guide bin, the flow direction of the refluxed hot air can be adjusted by the first hot air spoiler fin 209, the spiral conveying of the airflow is realized, the residence time and contact area of ​​the hot air in the heating pipe are increased, the temperature is evenly distributed, and the heat energy transfer efficiency is improved;

[0033] A plurality of return pipes 205 are fixedly connected through a plurality of positioning seats 204, a sealing disk 203 is fixedly installed on the outer side of the diverter cover 207, the sealing disk 203 is fixedly connected to one of the partition frames 107, a heat insulation cover 202 is fixedly installed on the rear end face of the sealing disk 203, a diverter cover 207 is installed on the inner side of the heat insulation cover 202, the front end of the air inlet pipe 201 passes through the heat insulation cover 202 and is plugged into the inner side of the diverter cover 207, the air inlet pipe 201 is fixedly connected to the sealing disk 203 through the diverter cover 207, the rear end of the ventilation pipe 206 passes through the return pipe 205 and is fixedly connected to the diverter cover 207, the air inlet pipe 201 is installed on the inner side of the middle part of the diverter cover 207, and the hot air input from the air inlet pipe 201 can be evenly diverted to the inside of a plurality of ventilation pipes 206 through the diverter cover 207;

[0034] A hot air furnace is provided on one side of the exhaust protection mechanism 1, and the rear ends of the air inlet pipe 201 and the waste heat input pipe 104 are through-connected with the hot air furnace, and the air inlet pipe 201 is through-connected with multiple ventilation pipes 206 through a diversion cover 207, and the outer sides of the inner layer waste heat transport cover 301 and the inner second layer waste heat transport cover 302 near one end of the sealing disk 203 are provided with multiple guide holes 208, and the guide bin can transport the hot air to the waste heat transfer bin through the multiple guide holes 208.

[0035] See also Figures 3 to 7The waste heat utilization mechanism 3 includes a separation plate 303, which is fixedly connected to the rear ends of the plurality of return pipes 205. An inner second layer of waste heat conveying cover 302 is installed on the outer side of the separation plate 303, and an inner first layer of waste heat conveying cover 301 is installed on the outer side of the inner second layer of waste heat conveying cover 302. The bottom end of the exhaust pipe 103 passes through the protective cover 102 and is plugged between the inner first layer of waste heat conveying cover 301 and the inner second layer of waste heat conveying cover 302. The exhaust pipe 103 is connected to the waste heat transfer bin through, and a valve is provided on the inner side of the exhaust pipe 103. Door switch, multiple partition frames 107 are sleeved on the outside of the inner layer of waste heat transport cover 301 and fixedly connected to the waste heat input pipe 104, a waste heat transfer bin is provided between the inner layer of waste heat transport cover 301 and the inner second layer of waste heat transport cover 302, the front end of the waste heat input pipe 104 passes through multiple partition frames 107 and is plugged into between the inner layer of waste heat transport cover 301 and the inner second layer of waste heat transport cover 302, the waste heat input pipe 104 is connected through the waste heat transfer bin, and the hot air can be further utilized for waste heat through the waste heat transfer bin;

[0036] A plurality of linearly arranged second hot air spoiler fins 305 are fixedly installed between the inner second layer waste heat transport cover 302 and the inner first layer waste heat transport cover 301, a plurality of arc-shaped support seats 304 are fixedly installed on the lower end surface of the inner layer waste heat transport cover 301, the inner layer waste heat transport cover 301 is fixedly connected to the support bottom plate 101 through the plurality of arc-shaped support seats 304, and the plurality of partition frames 107 and the arc-shaped support seats 304 are linearly arranged along the axis of the inner layer waste heat transport cover 301, The partition plate 303 is fixedly connected to the inner second layer waste heat transfer cover 302, the sealing plate 203 is fixedly connected to the rear ends of the inner first layer waste heat transfer cover 301 and the inner second layer waste heat transfer cover 302, a guide bin is provided between the sealing plate 203 and the partition plate 303, the guide bin and the waste heat transfer bin are connected through a plurality of guide holes 208, and the second hot air spoiler fin 305 can further utilize the waste heat of the hot air to reduce local overheating or cold spots, thereby ensuring a more uniform heating process.

[0037] When in use, the circular gate 105 is driven to rotate and separate from the protective cover 102 through the gate opener 106, so that the material can be injected into the interior of the inner second layer of waste heat conveying cover 302, and the power is turned on. A hot air furnace is provided on one side of the cracker, so that the hot air is input to the inner side of the air inlet pipe 201 through the hot air furnace, and the air inlet pipe 201 is connected with multiple ventilation pipes 206 through the diverter cover 207, and then the hot air input from the air inlet pipe 201 can be evenly diverted to the interior of multiple ventilation pipes 206 through the diverter cover 207, and a reflux chamber is provided between the ventilation pipe 206 and the reflux pipe 205, and the front end of the reflux chamber is connected with the interior of the ventilation pipe 206, and then the hot air can be turned around and transported to the inner side of the reflux chamber under the guidance of the ventilation pipe 206 and the blocking sheet 210;

[0038] A first hot air spoiler fin 209 is fixedly installed between the return pipe 205 and the ventilation pipe 206, and the first hot air spoiler fin 209 can adjust the flow direction of the return hot air to achieve spiral conveying of the airflow, increase the residence time and contact area of ​​the hot air in the heating pipe, promote uniform temperature distribution, and improve the heat energy transfer efficiency, so that the material can be stably statically cracked. A guide bin is provided between the sealing disk 203 and the separation disk 303, and the rear end of the return cavity is connected to the guide bin, so that the airflow after heat transfer can be collected through the guide bin;

[0039] A plurality of guide holes 208 are provided on the outer sides of the rear ends of the inner layer waste heat transport cover 301 and the inner second layer waste heat transport cover 302, and a waste heat transfer bin is provided between the inner layer waste heat transport cover 301 and the inner second layer waste heat transport cover 302. The guide bin is connected with the waste heat transfer bin through the plurality of guide holes 208, and the guide bin can transport the hot air to the waste heat transfer bin through the plurality of guide holes 208;

[0040] A plurality of linearly arranged second hot air spoiler fins 305 are fixedly installed between the inner layer of waste heat transport hood 301 and the inner second layer of waste heat transport hood 302, so that the hot air can be further utilized for waste heat through the second hot air spoiler fins 305 and discharged through the exhaust pipe 103, thereby reducing local overheating or cold spot phenomena and ensuring a more uniform heating process. At the same time, the waste heat in the hot air furnace is transported to the inner side of the waste heat transfer bin through the waste heat input pipe 104, thereby further improving the utilization of waste heat in the airflow, facilitating the insulation operation of the cracker, and improving the heat utilization rate of the hot air inside the ventilation pipe 206.

[0041] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

Claims

1. A highly efficient and energy-saving static cracker, comprising an exhaust protection mechanism (1), characterized in that: A waste heat utilization mechanism (3) is installed on the inner side of the exhaust protection mechanism (1), a flow distribution and conveying mechanism (2) is installed on the inner side of the waste heat utilization mechanism (3), the exhaust protection mechanism (1) comprises a supporting base plate (101), a protective cover (102) is fixedly installed on the upper end surface of the supporting base plate (101), a plurality of partition frames (107) are fixedly installed on the inner side of the protective cover (102), and a waste heat input pipe (104) is installed between the plurality of partition frames (107); The flow diversion and conveying mechanism (2) comprises a flow diversion cover (207), a plurality of ventilation pipes (206) are installed at the front end of the flow diversion cover (207), a return pipe (205) is installed on the outer side of the ventilation pipe (206), a blocking piece (210) is fixedly installed at one end of the return pipe (205), a first hot air spoiler fin (209) is installed between the ventilation pipe (206) and the return pipe (205), and the plurality of return pipes (205) are fixedly connected via a plurality of positioning seats (204); The waste heat utilization mechanism (3) comprises a separation plate (303), the separation plate (303) being fixedly connected to the rear ends of the plurality of return pipes (205), an inner second layer of waste heat transport cover (302) being installed on the outer side of the separation plate (303), an inner first layer of waste heat transport cover (301) being installed on the outer side of the inner second layer of waste heat transport cover (302), a plurality of linearly arranged second hot air turbulent fins (305) being fixedly installed between the inner second layer of waste heat transport cover (302) and the inner first layer of waste heat transport cover (301), and a plurality of arc-shaped support seats (304) being fixedly installed on the lower end surface of the inner first layer of waste heat transport cover (301).

2. The highly efficient and energy-saving static cracker according to claim 1, characterized in that: The exhaust protection mechanism (1) further comprises an exhaust pipe (103) fixedly connected to the middle part of the upper end of the protection cover (102); the front end of the protection cover (102) is rotatably connected to a gate opener (106); a circular gate (105) is fixedly mounted on one end of the gate opener (106).

3. A highly efficient and energy-saving static cracker according to claim 2, characterized in that: The flow splitting and conveying mechanism (2) also includes a sealing disk (203) fixedly connected to the outer side of the flow splitting cover (207); a heat insulation cover (202) is fixedly installed on the rear end surface of the sealing disk (203); a flow splitting cover (207) is installed on the inner side of the heat insulation cover (202); an air inlet pipe (201) is installed on the inner side of the middle part of the flow splitting cover (207); and a plurality of guide holes (208) are provided on the outer sides of the inner layer waste heat conveying cover (301) and the inner second layer waste heat conveying cover (302) near one end of the sealing disk (203).

4. The high-efficiency and energy-saving static cracker according to claim 3, characterized in that: The sealing disk (203) is fixedly connected to one of the partition frames (107); a plurality of the partition frames (107) are sleeved on the outer side of the inner layer of waste heat transport cover (301) and are fixedly connected to the waste heat input pipe (104); a waste heat transfer bin is provided between the inner layer of waste heat transport cover (301) and the inner second layer of waste heat transport cover (302); a front end of the waste heat input pipe (104) passes through a plurality of the partition frames (107) and is plugged between the inner layer of waste heat transport cover (301) and the inner second layer of waste heat transport cover (302); and the waste heat input pipe (104) is connected to the waste heat transfer bin.

5. The high-efficiency and energy-saving static cracker according to claim 4, characterized in that: The separation plate (303) is fixedly connected to the inner second layer of waste heat transport cover (302), the sealing plate (203) is fixedly connected to the inner first layer of waste heat transport cover (301) and the rear ends of the inner second layer of waste heat transport cover (302), a guide bin is provided between the sealing plate (203) and the separation plate (303), and the guide bin is connected to the waste heat transfer bin via a plurality of guide holes (208).

6. The high-efficiency and energy-saving static cracker according to claim 5, characterized in that: The protective cover (102) is fixedly connected to the supporting base plate (101) via a plurality of partition frames (107), and the inner layer of residual heat transport cover (301) is fixedly connected to the supporting base plate (101) via a plurality of arc-shaped support seats (304), and the plurality of partition frames (107) and arc-shaped support seats (304) are linearly arranged along the axis of the inner layer of residual heat transport cover (301).

7. The high-efficiency and energy-saving static cracker according to claim 6, characterized in that: The front end of the air inlet pipe (201) passes through the heat insulation cover (202) and is plugged into the inner side of the flow divider cover (207); the air inlet pipe (201) is fixedly connected to the sealing disk (203) via the flow divider cover (207); the rear end of the ventilation pipe (206) passes through the return pipe (205) and is fixedly connected to the flow divider cover (207); the air inlet pipe (201) is connected to a plurality of ventilation pipes (206) via the flow divider cover (207).

8. The high-efficiency and energy-saving static cracker according to claim 7, characterized in that: The ventilation pipe (206) is fixedly connected to the first hot air spoiler fin (209), and a reflux chamber is provided between the ventilation pipe (206) and the reflux pipe (205), the front end of the reflux chamber is connected to the inside of the ventilation pipe (206), and the rear end of the reflux chamber is connected to the guide bin.

9. The high-efficiency and energy-saving static cracker according to claim 8, characterized in that: A hot air furnace is provided on one side of the exhaust protection mechanism (1), and the rear ends of the air inlet pipe (201) and the waste heat input pipe (104) are connected to the hot air furnace.

10. The high-efficiency and energy-saving static cracker according to claim 9, characterized in that: The bottom end of the exhaust pipe (103) passes through the protective cover (102) and is inserted between the inner layer of the residual heat transport cover (301) and the inner second layer of the residual heat transport cover (302). The exhaust pipe (103) is connected to the residual heat transfer bin, and a valve switch is provided on the inner side of the exhaust pipe (103).

Images