Waste gas treatment device of precious metal incinerator

Abstract

The waste gas treatment device comprises a treatment box and a water storage box, the top end of the treatment box penetrates through and is fixedly connected with a gas inlet connecting pipe, the top end of the water storage box is fixedly connected with a water pump, and the top end of the water pump is fixedly connected with a water conveying pipe. A filter plate is fixedly connected to the inner wall of the treatment box, an adsorption device is arranged in the treatment box, water flow in a water storage tank is conveyed to the temporal part of the treatment box through a conveying water pipe, the water flow extrudes a stress plate, a driven shaft rotates to drive a turbulent flow fan to rotate, and the adsorption device adsorbs the water flow; water flow forms water mist through an atomization spray head to be sprayed into the treatment box to make contact with waste gas, the water mist adheres to impurities in the waste gas, contact between the water mist and the waste gas is further denser through rotation of a turbulent flow fan, the water mist makes contact with an upper flow guide plate and a lower flow guide plate when moving in the treatment box, and then the water mist is guided; water mist is better diffused, and the waste gas treatment effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of precious metal recovery, in particular to an exhaust gas treatment device for a precious metal incinerator. Background Technique

[0002] A precious metal incinerator cracks the precious metal waste to be treated under an anaerobic or anoxic state to realize safe, stable, high-efficiency and high-purity precious metal recovery. The flue gas generated by cracking during the incineration operation of the precious metal incinerator enters the subsequent secondary chamber for high-temperature incineration treatment at 1100 °C. After incineration, the tail gas needs to be filtered, purified and other treatments with a corresponding tail gas treatment device to make the tail gas purification indexes meet the national emission requirements.

[0003] The publication number CN205014382U discloses an exhaust gas treatment system, which is characterized in that: it includes an exhaust gas treatment device and an incinerator, and the exhaust gas treatment device and the incinerator are provided with independent intake pipes, and the two intake pipes are connected in parallel through a pipeline. The beneficial effect of the utility model is that: during normal production, the exhaust gas is normally treated by the incinerator, and when the incinerator has an abnormal situation, it is immediately switched to the exhaust gas treatment device for treatment.

[0004] In the above technical solution, although the switching pipeline can be realized to treat the exhaust gas, during the incineration of precious metals, the generated exhaust gas is incinerated inside the incinerator, which is easy to generate harmful gases and has a low treatment efficiency for harmful gases. Content of the Utility Model

[0005] The purpose of the utility model is to provide an exhaust gas treatment device for a precious metal incinerator to solve the problems raised in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: an exhaust gas treatment device for a precious metal incinerator, including a treatment box and a water storage tank. The top of the treatment box is penetrated and fixedly connected with an intake connection pipe. The top of the water storage tank is fixedly connected with a water pump. The top of the water pump is fixedly connected with a delivery water pipe. The inner wall of the treatment box is fixedly connected with a filter plate. An adsorption device is arranged inside the treatment box. The inside of the delivery water pipe is penetrated and rotatably connected with a driving shaft. One end of the driving shaft located inside the delivery water pipe is fixedly connected with a stress plate on the outer wall. The top of the treatment box is penetrated and rotatably connected with a driven shaft. The bottom end of the driven shaft located inside the treatment box is fixedly connected with a turbulence fan. One end of the delivery water pipe located in the treatment box is fixedly connected with a spray head.

[0007] As a further preference of the above technical solution, the inner wall of the treatment box is fixedly connected with a first fixing arm, and the end of the first fixing arm far away from the inner wall of the treatment box is fixedly connected with an upper flow guiding plate.

[0008] As a further preferred embodiment of the present technical solution, a second fixed arm is fixedly connected to the inner wall of the processing box, an end of the second fixed arm away from the inner wall of the processing box is fixedly connected to a lower guide plate, and the upper guide plate and the lower guide plate are symmetrically distributed.

[0009] As a further preferred embodiment of the present technical solution, the outer wall of the driving shaft is transmission-connected with a transmission belt, and one end of the transmission belt away from the outer wall of the driving shaft is transmission-connected to the outer surface of the driven shaft.

[0010] As a further preferred embodiment of the present technical solution, a cleaning device is provided inside the processing box, a scraper is slidably connected to the inner wall of the processing box, and a moving rod is fixedly connected to the outer wall of the scraper.

[0011] As a further preferred embodiment of the present technical solution, a sealing block is fixedly connected to the inner wall of the processing box, a baffle is hingedly connected to the outer wall of the sealing block, and a movable groove is provided on the outer wall of the processing box.

[0012] As a further preferred embodiment of the present technical solution, a spring is fixedly connected to the inner bottom end of the movable groove, a movable block is fixedly connected to the top end of the spring, and a limiting plate is fixedly connected to the outer wall of the movable block.

[0013] The utility model provides an exhaust gas treatment device for a precious metal incinerator, which has the following beneficial effects:

[0014] (1) The utility model conveys the water flow inside the water storage tank to the temporal part of the treatment box through a water delivery pipe. The water flow squeezes the force-bearing plate, and the force-bearing plate drives the driving shaft to rotate. The driving shaft rotates through a transmission belt to drive the driven shaft to rotate. The driven shaft rotates to drive the spoiler fan to rotate. The water flow forms water mist through an atomizing nozzle and is sprayed into the interior of the treatment box to contact the exhaust gas. The water mist adheres to impurities in the exhaust gas. The rotation of the spoiler fan further increases the contact between the water mist and the exhaust gas. When the water mist moves inside the treatment box, it contacts the upper guide plate and the lower guide plate, thereby guiding the water mist, better diffusing the water mist, and improving the treatment effect on the exhaust gas.

[0015] (2) The utility model moves the movable block downward, the movable block squeezes the spring, the movable block drives the limit plate to disengage from the limit on the baffle, flips the baffle, and the baffle is separated from the inside of the sealing block. The movable rod is pulled, and the movable rod drives the scraper to clean the top of the filter plate, so as to facilitate the subsequent continuous treatment of the exhaust gas. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0017] Figure 2 It is a schematic diagram of the overall cross-sectional structure of the utility model;

[0018] Figure 3 This is a schematic structural diagram of the adsorption device of the present utility model;

[0019] Figure 4 This is a schematic structural diagram of the cleaning device of the present utility model.

[0020] In the figure: 1. Processing tank; 2. Intake connection pipe; 3. Water storage tank; 4. Water pump; 5. Delivery water pipe; 6. Adsorption device; 61. Driving shaft; 62. Force-bearing plate; 63. Transmission belt; 64. Driven shaft; 65. Turbulence fan; 66. Atomizing nozzle; 67. First fixed arm; 68. Upper deflector; 69. Second fixed arm; 610. Lower deflector; 7. Cleaning device; 71. Scraper; 72. Moving rod; 73. Sealing block; 74. Baffle; 75. Activity groove; 76. Spring; 77. Movable block; 78. Limiting plate; 8. Filter plate. Specific embodiments

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model.

[0022] The present utility model provides a technical solution: As Figures 1 to 4 shown, in this embodiment, an exhaust gas treatment device for a precious metal incinerator includes a processing tank 1 and a water storage tank 3. The top of the processing tank 1 penetrates and is fixedly connected with an intake connection pipe 2. The top of the water storage tank 3 is fixedly connected with a water pump 4. The top of the water pump 4 is fixedly connected with a delivery water pipe 5. A filter plate 8 is fixedly connected to the inner wall of the processing tank 1. An adsorption device 6 is arranged inside the processing tank 1. The driving shaft 61 penetrates and is rotatably connected to the inside of the delivery water pipe 5. A force-bearing plate 62 is fixedly connected to the outer wall of one end of the driving shaft 61 located inside the delivery water pipe 5. The driven shaft 64 penetrates and is rotatably connected to the top of the processing tank 1. A turbulence fan 65 is fixedly connected to the bottom end of the driven shaft 64 located inside the processing tank 1. An atomizing nozzle 66 is fixedly connected to one end of the delivery water pipe 5 located inside the processing tank 1.

[0023] Among them, a first fixed arm 67 is fixedly connected to the inner wall of the processing tank 1. An upper deflector 68 is fixedly connected to one end of the first fixed arm 67 away from the inner wall of the processing tank 1.

[0024] Through the upper deflector 68, the upper deflector 68 can guide the airflow blowing from the outside upward.

[0025] Among them, a second fixed arm 69 is fixedly connected to the inner wall of the processing tank 1. A lower deflector 610 is fixedly connected to one end of the second fixed arm 69 away from the inner wall of the processing tank 1. The upper deflector 68 and the lower deflector 610 are symmetrically distributed.

[0026] The upper guide plate 68 and the lower guide plate 610 cooperate with each other to expand the contact area between the airflow and the water mist.

[0027] The outer wall of the driving shaft 61 is transmission-connected with a transmission belt 63 , and one end of the transmission belt 63 away from the outer wall of the driving shaft 61 is transmission-connected to the outer surface of the driven shaft 64 .

[0028] The driving shaft 61 rotates through the transmission belt 63 to drive the driven shaft 64 to rotate.

[0029] A cleaning device 7 is provided inside the processing box 1 , a scraper 71 is slidably connected to the inner wall of the processing box 1 , and a moving rod 72 is fixedly connected to the outer wall of the scraper 71 .

[0030] The scraper 71 can clean the waste filtered out from the surface of the filter plate 8 through the scraper 71.

[0031] The inner wall of the processing box 1 is fixedly connected with a sealing block 73 , the outer wall of the sealing block 73 is hingedly connected with a baffle 74 , and the outer wall of the processing box 1 is provided with a movable groove 75 .

[0032] The sealing block 73 and the baffle 74 cooperate to maintain the sealing condition inside the processing box 1 .

[0033] The inner bottom end of the movable groove 75 is fixedly connected with a spring 76 , the top end of the spring 76 is fixedly connected with a movable block 77 , and the outer wall of the movable block 77 is fixedly connected with a limiting plate 78 .

[0034] The limiting plate 78 can limit the position of the baffle 74 through the limiting plate 78 .

[0035] The utility model provides an exhaust gas treatment device for a precious metal incinerator, and the specific working principle is as follows:

[0036] During use, the exhaust gas generated by incineration enters the interior of the treatment tank 1 through the intake connection pipe 2. The water pump 4 is turned on, and the water delivery pipe 5 delivers the water flow inside the water storage tank 3 to the temporal part of the treatment tank 1. The water flow squeezes the force-bearing plate 62, and the force-bearing plate 62 drives the driving shaft 61 to rotate. The rotation of the driving shaft 61 drives the driven shaft 64 to rotate through the transmission belt 63. The rotation of the driven shaft 64 drives the turbulence fan 65 to rotate. The water flow forms water mist through the atomizing nozzle 66 and is sprayed into the interior of the treatment tank 1 to contact the exhaust gas. The water mist adheres to the impurities inside the exhaust gas. The rotation of the turbulence fan 65 further improves the denser contact between the water mist and the exhaust gas. When the water mist moves inside the treatment tank 1, it contacts the upper deflector plate 68 and the lower deflector plate 610, thereby guiding the water mist and better diffusing the water mist to improve the treatment effect of the exhaust gas. After the treatment is completed, if the interior needs to be cleaned, the movable block 77 is moved downward. The movable block 77 squeezes the spring 76, and the movable block 77 drives the limit plate 78 to disengage from the limit of the baffle plate 74. The baffle plate 74 is flipped, and the baffle plate 74 disengages from the interior of the sealing block 73. The moving rod 72 is pulled, and the moving rod 72 drives the scraping plate 71 to clean the upper part of the filter plate 8, facilitating the subsequent continuous treatment of the exhaust gas.

[0037] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A waste gas treatment device for a precious metal incinerator, comprising a treatment box (1) and a water storage tank (3), characterized in that: The top of the treatment box (1) is penetrated by and fixedly connected with an air intake connecting pipe (2); the top of the water storage tank (3) is fixedly connected with a water pump (4); the top of the water pump (4) is fixedly connected with a water delivery pipe (5); the inner wall of the treatment box (1) is fixedly connected with a filter plate (8); an adsorption device (6) is arranged inside the treatment box (1); a driving shaft (61) is penetrated by and rotatably connected with the inside of the water delivery pipe (5); the outer wall of one end of the driving shaft (61) located inside the water delivery pipe (5) is fixedly connected with a force plate (62); the top of the treatment box (1) is penetrated by and rotatably connected with a driven shaft (64); the bottom end of the driven shaft (64) located inside the treatment box (1) is fixedly connected with a spoiler fan (65); and one end of the water delivery pipe (5) located inside the treatment box (1) is fixedly connected with an atomizing nozzle (66).

2. The waste gas treatment device of a precious metal incinerator according to claim 1, characterized in that: A first fixed arm (67) is fixedly connected to the inner wall of the processing box (1), and an end of the first fixed arm (67) away from the inner wall of the processing box (1) is fixedly connected to an upper guide plate (68).

3. The waste gas treatment device of a precious metal incinerator according to claim 2, characterized in that: The inner wall of the processing box (1) is fixedly connected to a second fixed arm (69), one end of the second fixed arm (69) away from the inner wall of the processing box (1) is fixedly connected to a lower guide plate (610), and the upper guide plate (68) and the lower guide plate (610) are symmetrically distributed.

4. The waste gas treatment device for a precious metal incinerator according to claim 3 is characterized in that: The outer wall of the driving shaft (61) is transmission-connected with a transmission belt (63), and one end of the transmission belt (63) away from the outer wall of the driving shaft (61) is transmission-connected to the outer surface of the driven shaft (64).

5. The waste gas treatment device of a precious metal incinerator according to claim 4, characterized in that: A cleaning device (7) is arranged inside the processing box (1); a scraper (71) is slidably connected to the inner wall of the processing box (1); and a moving rod (72) is fixedly connected to the outer wall of the scraper (71).

6. The waste gas treatment device of a precious metal incinerator according to claim 5, characterized in that: The inner wall of the processing box (1) is fixedly connected with a sealing block (73), the outer wall of the sealing block (73) is hingedly connected with a baffle (74), and the outer wall of the processing box (1) is provided with a movable groove (75).

7. The waste gas treatment device of a precious metal incinerator according to claim 6, characterized in that: The inner bottom end of the movable groove (75) is fixedly connected to a spring (76), the top end of the spring (76) is fixedly connected to a movable block (77), and the outer wall of the movable block (77) is fixedly connected to a limiting plate (78).

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