Waste gas conveying device for waste gas treatment

Abstract

The utility model discloses a waste gas conveying device for waste gas treatment, and relates to the technical field of waste gas treatment. The cooling device comprises a connecting pipe, one end of the connecting pipe is fixedly connected with a connecting flange, the other end of the connecting pipe is fixedly connected with a cooling box, the end, opposite to the connecting pipe, of the cooling box is fixedly connected with a first conveying pipe, and the end, opposite to the cooling box, of the first conveying pipe is detachably provided with a communicating pipe. A second conveying pipe is detachably arranged at the end, back on to the first conveying pipe, of the communicating pipe, a negative pressure fan is arranged in the communicating pipe, and a cooling pipe is arranged in the cooling box. According to the device, the flow speed of waste gas in the device can be increased so as to improve the conveying effect, the communicating pipe can be disassembled and assembled so that the negative pressure fan in the communicating pipe can be overhauled or replaced, the high-temperature waste gas can be cooled, and therefore the situation that the service life of the negative pressure fan is affected due to deformation or damage of the negative pressure fan under the high-temperature waste gas for a long time is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of waste gas treatment, in particular to a waste gas transmission device for waste gas treatment. Background Art

[0002] After searching, a waste gas transmission device for waste gas treatment with a publication (announcement) number of "CN214064155U" is found, comprising a device body, a fixed sleeve fixedly connected to one side of the device body, an isolation net fixedly connected to at least one end of the fixed sleeve, a motor bracket fixedly connected to the inner wall of the fixed sleeve, a protective shell fixedly connected to the inside of the motor bracket, a motor fixedly connected to the inside of the protective shell, an output shaft of the motor fixedly connected to a fan blade via a coupling, a groove is provided on the outer wall of the device body, a fixed block is movably connected to the inner wall of the groove, and a card slot is provided on the inner wall of the device body.

[0003] Although, an exhaust gas transmission device for exhaust gas treatment with the publication (announcement) number of "CN214064155U" has achieved the purpose of high transmission efficiency, solved the problem of low transmission efficiency of exhaust gas transmission devices for general exhaust gas treatment, met people's use needs, improved the work efficiency of exhaust gas treatment, reduced costs, and at the same time, improved work quality, but in the prior art, the exhaust gas is usually discharged at a high temperature, and the motor and fan blades are prone to deformation due to long-term exposure to high temperature, which shortens their service life and affects the transmission efficiency. In addition, the motor and fan blades need to be repaired after a period of use. In response to the above problems, the inventor proposes an exhaust gas transmission device for exhaust gas treatment to solve the above problems. Utility Model Content

[0004] In order to solve the problem in the prior art that when exhaust gas is discharged, the motor and fan blades are easily deformed due to long-term exposure to high temperature, thereby shortening their service life and affecting transmission efficiency; the purpose of the utility model is to provide an exhaust gas transmission device for exhaust gas treatment.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions: an exhaust gas transmission device for exhaust gas treatment, comprising a connecting pipe, one end of the connecting pipe is fixedly connected to a connecting flange, the other end of the connecting pipe is fixedly connected to a cooling box, the end of the cooling box facing away from the connecting pipe is fixedly connected to a first transmission pipe, the end of the first transmission pipe facing away from the cooling box is detachably provided with a connecting pipe, the end of the connecting pipe facing away from the first transmission pipe is detachably provided with a second transmission pipe, a negative pressure fan is arranged inside the connecting pipe, a cooling pipe is arranged inside the cooling box, and heat sinks are interspersed and fixedly connected to the side walls of the cooling pipe.

[0006] Preferably, the outer wall fixing sleeve of the connecting pipe is provided with an insulating sleeve, which can be made of rock wool. The high-temperature exhaust gas entering the connecting pipe is not cooled by the cooling box and therefore has high temperature. The insulating sleeve can prevent burns caused by accidentally touching the connecting pipe.

[0007] Preferably, the outer wall of the negative pressure fan is fixedly connected with a connecting plate, and one end of the connecting plate facing away from the negative pressure fan is fixedly connected to the side wall of the connecting pipe. Starting the negative pressure fan can increase the flow rate of the exhaust gas in the device to improve the transmission effect. The negative pressure fan is installed through the connecting plate, and a fixing seat is fixedly connected to the outer wall of the connecting pipe, and a battery storage box is arranged on the top surface of the fixing seat. A battery is arranged in the battery storage box, and an electric wire is fixedly connected to the port of the battery, and one end of the electric wire is electrically connected to the negative pressure fan. A first internal thread is arranged at one end of the inner wall of the connecting pipe, and a second internal thread is arranged on the other side of the inner wall of the connecting pipe. Internal thread, a first external thread is provided on one side of the outer wall of the first transmission pipe, the first internal thread corresponds to and cooperates with the first external thread, a second external thread is provided on one side of the outer wall of the second transmission pipe, the second external thread corresponds to and cooperates with the second internal thread, when the negative pressure fan needs to be inspected or replaced, the connecting pipe is twisted, and the connecting pipe can be removed from the second transmission pipe through the mutual cooperation of the second external thread and the second internal thread, and then, the connecting pipe can be removed from the first transmission pipe through the mutual cooperation of the first external thread and the first internal thread, so as to inspect or replace the negative pressure fan in the connecting pipe.

[0008] Preferably, one end of the cooling pipe is fixedly connected to a water inlet pipe, and the other end of the cooling pipe is fixedly connected to a water outlet pipe, and the water inlet pipe and the water outlet pipe both extend to the outside of the cooling box, the water inlet pipe is connected to an external water pipe, and the water outlet pipe is connected to an external drainage pipe, and water enters the cooling pipe through the water inlet pipe, and the high-temperature exhaust gas is heat exchanged and cooled through the cooling pipe, and then discharged to the outside through the water outlet pipe. The top end of the heat sink extends to the outside of the cooling box, and the connection between the heat sink and the cooling box is sealed. The heat sink is used to increase the heat dissipation surface and improve the cooling effect.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] 1. The utility model is provided with a negative pressure fan, which can increase the flow rate of the exhaust gas in the device to improve the transmission effect, and the connecting pipe can be disassembled and assembled to facilitate the maintenance or replacement of the negative pressure fan in the connecting pipe;

[0011] 2. The utility model is provided with a cooling box, through which the high-temperature exhaust gas can be cooled, thereby preventing the negative pressure fan from being deformed or damaged under the high-temperature exhaust gas for a long time, which affects the service life. The high-temperature exhaust gas can also heat the cooling water to recycle the heat. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0014] Figure 2 This is an exploded view of the utility model.

[0015] Figure 3 This is a schematic diagram of the cooperation between the cooling tube and the heat sink of the utility model.

[0016] Figure 4 It is a schematic diagram of the internal structure of the connecting pipe of the utility model.

[0017] In the figure: 1. connecting pipe; 2. connecting flange; 3. insulation sleeve; 4. cooling box; 5. cooling pipe; 6. water inlet pipe; 7. water outlet pipe; 8. heat sink; 9. first transmission pipe; 10. first external thread; 11. connecting pipe; 12. first internal thread; 13. second internal thread; 14. negative pressure fan; 15. connecting plate; 16. fixing seat; 17. battery storage box; 18. electric wire; 19. second transmission pipe; 20. second external thread. DETAILED DESCRIPTION

[0018] 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.

[0019] Example: Figure 1-4As shown, the utility model provides an exhaust gas transmission device for exhaust gas treatment, including a connecting pipe 1, one end of the connecting pipe 1 is fixedly connected to a connecting flange 2, the other end of the connecting pipe 1 is fixedly connected to a cooling box 4, the end of the cooling box 4 facing away from the connecting pipe 1 is fixedly connected to a first transmission pipe 9, the end of the first transmission pipe 9 facing away from the cooling box 4 is detachably provided with a connecting pipe 11, the end of the connecting pipe 11 facing away from the first transmission pipe 9 is detachably provided with a second transmission pipe 19, a negative pressure fan 14 is provided inside the connecting pipe 11, a cooling pipe 5 is provided inside the cooling box 4, and the side wall of the cooling pipe 5 is interspersed and fixedly connected with a heat sink 8.

[0020] The outer wall fixed sleeve of the connecting pipe 1 is provided with a heat insulating sleeve 3, and the heat insulating sleeve 3 can be made of rock wool.

[0021] By adopting the above technical solution, the high-temperature exhaust gas entering the connecting pipe 1 is not cooled by the cooling box 4, so it will have high temperature. The heat insulation sleeve 3 can avoid burns caused by accidentally touching the connecting pipe 1.

[0022] A connecting plate 15 is fixedly connected to the outer side wall of the negative pressure fan 14 , and one end of the connecting plate 15 facing away from the negative pressure fan 14 is fixedly connected to the side wall of the connecting pipe 11 .

[0023] By adopting the above technical solution, starting the negative pressure fan 14 can increase the flow rate of the exhaust gas in the device to improve the transmission effect. The negative pressure fan 14 is installed through the connecting plate 15. A fixing seat 16 is fixedly connected to the outer wall of the connecting pipe 11. A battery storage box 17 is provided on the top surface of the fixing seat 16. A battery is provided in the battery storage box 17. A wire 18 is fixedly connected to the port of the battery. One end of the wire 18 is electrically connected to the negative pressure fan 14.

[0024] A first internal thread 12 is provided at one end of the inner wall of the connecting tube 11, and a second internal thread 13 is provided at the other side of the inner wall of the connecting tube 11. A first external thread 10 is provided on one side of the outer wall of the first transmission tube 9, and the first internal thread 12 corresponds to and matches with the first external thread 10. A second external thread 20 is provided on one side of the outer wall of the second transmission tube 19, and the second external thread 20 corresponds to and matches with the second internal thread 13.

[0025] By adopting the above technical solution, when the negative pressure fan 14 needs to be inspected or replaced, the connecting tube 11 is twisted, and the second external thread 20 and the second internal thread 13 cooperate with each other, so that the connecting tube 11 can be removed from the second transmission tube 19, and then, the first external thread 10 and the first internal thread 12 cooperate with each other, so that the connecting tube 11 can be removed from the first transmission tube 9 to inspect or replace the negative pressure fan 14 in the connecting tube 11.

[0026] One end of the cooling pipe 5 is fixedly connected to a water inlet pipe 6 , and the other end of the cooling pipe 5 is fixedly connected to a water outlet pipe 7 , and both the water inlet pipe 6 and the water outlet pipe 7 extend to the outside of the cooling box 4 .

[0027] By adopting the above technical solution, the water inlet pipe 6 is connected to the external water supply pipe, and the water outlet pipe 7 is connected to the external drainage pipe. Water enters the cooling pipe 5 through the water inlet pipe 6, and the high-temperature exhaust gas is cooled by heat exchange through the cooling pipe 5, and then discharged through the water outlet pipe 7.

[0028] The top end of the heat sink 8 extends to the outside of the cooling box 4, and the connection between the heat sink 8 and the cooling box 4 is sealed.

[0029] By adopting the above technical solution, the heat sink 8 is used to increase the heat dissipation surface and improve the cooling effect.

[0030] Working principle: When the utility model is in use, the negative pressure fan 14 is started to increase the flow rate of the exhaust gas in the device, thereby improving the transmission effect, and when transmitting, the water inlet pipe 6 is connected to the external water pipe, and the water outlet pipe 7 is connected to the external drainage pipe, and the water enters the cooling pipe 5 through the water inlet pipe 6, and then the high-temperature exhaust gas is cooled by heat exchange through the cooling pipe 5, and the heat sink 8 is used for cooling assistance to improve the cooling efficiency;

[0031] When the negative pressure fan 14 needs to be inspected or replaced, the connecting tube 11 is twisted, and the second external thread 20 and the second internal thread 13 cooperate with each other, so that the connecting tube 11 can be removed from the second transmission tube 19. Then, the first external thread 10 and the first internal thread 12 cooperate with each other, so that the connecting tube 11 can be removed from the first transmission tube 9 to inspect or replace the negative pressure fan 14 in the connecting tube 11.

[0032] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A waste gas transmission device for waste gas treatment, comprising a connecting pipe (1), characterized in that: One end of the connecting pipe (1) is fixedly connected to a connecting flange (2), and the other end of the connecting pipe (1) is fixedly connected to a cooling box (4); the end of the cooling box (4) facing away from the connecting pipe (1) is fixedly connected to a first transmission pipe (9); the end of the first transmission pipe (9) facing away from the cooling box (4) is detachably provided with a connecting pipe (11); the end of the connecting pipe (11) facing away from the first transmission pipe (9) is detachably provided with a second transmission pipe (19); a negative pressure fan (14) is provided inside the connecting pipe (11); a cooling pipe (5) is provided inside the cooling box (4), and a heat sink (8) is inserted and fixedly connected to the side wall of the cooling pipe (5).

2. The waste gas transmission device for waste gas treatment according to claim 1, characterized in that: The outer wall fixing sleeve of the connecting pipe (1) is provided with a heat insulating sleeve (3), and the heat insulating sleeve (3) can be made of rock wool.

3. The waste gas transmission device for waste gas treatment according to claim 1, characterized in that: A connecting plate (15) is fixedly connected to the outer side wall of the negative pressure fan (14), and one end of the connecting plate (15) facing away from the negative pressure fan (14) is fixedly connected to the side wall of the connecting pipe (11).

4. The waste gas transmission device for waste gas treatment according to claim 1, characterized in that: One end of the inner wall of the connecting pipe (11) is provided with a first internal thread (12), and the other side of the inner wall of the connecting pipe (11) is provided with a second internal thread (13).

5. The waste gas transmission device for waste gas treatment according to claim 4, characterized in that: A first external thread (10) is provided on one side of the outer wall of the first transmission tube (9), and the first internal thread (12) corresponds to and matches the first external thread (10).

6. The waste gas transmission device for waste gas treatment according to claim 5, characterized in that: A second external thread (20) is provided on one side of the outer wall of the second transmission tube (19), and the second external thread (20) corresponds to and matches the second internal thread (13).

7. The waste gas transmission device for waste gas treatment according to claim 1, characterized in that: One end of the cooling pipe (5) is fixedly connected to a water inlet pipe (6), and the other end of the cooling pipe (5) is fixedly connected to a water outlet pipe (7), and both the water inlet pipe (6) and the water outlet pipe (7) extend to the outside of the cooling box (4).

8. The waste gas transmission device for waste gas treatment according to claim 1, characterized in that: The top end of the heat sink (8) extends to the outside of the cooling box (4), and the connection between the heat sink (8) and the cooling box (4) is sealed.

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