Movable waste gas purification device for grain dryer
By installing a water collection tank and water curtain pipe purification device at the bottom of the exhaust gas pipe of the mobile grain dryer, the problems of high exhaust gas treatment cost and difficulty in moving the equipment are solved, and efficient dust removal and cooling of exhaust gas and convenient movement of the equipment are achieved.
Patent Information
- Application Number
- CN202423294292.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-31
- Publication Date
- 2026-02-13
- Estimated Expiration
- 2034-12-31
AI Technical Summary
Mobile grain dryers have high costs for exhaust gas treatment and are difficult to move, leading to dust pollution and excessively high temperatures in the working environment.
Design a purification device including a water collection tank, a water circulation pipe, a water pump, and a water curtain pipe. The water collection tank is located at the bottom of the exhaust gas pipe, and the water pump delivers condensate to the water curtain pipe to form a water curtain for dust removal and cooling of the exhaust gas.
It achieves efficient dust removal and cooling of exhaust gas, improves the comfort of the working environment, and the purification device can be moved along with the grain dryer, enhancing the applicability of the equipment.
Smart Images
Figure CN223909986U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to grain dryer technical field, concretely is a mobile grain dryer waste gas purification device. BACKGROUND
[0002] Grain dryer refers to hot -blast drying box, adopts convolute heating device, can produce a large amount of hot -blast in short time, and the grain is dried and handled, along with the continuous development of grain special equipment technology, mobile grain dryer is widely used with high drying efficiency, easy to move etc. The grain is sent to the drying bin by the elevator and is dried, hot air is used to dry the grain during the drying process, and then the exhaust gas is discharged from the exhaust pipe, the exhaust gas contains a large amount of dust and other impurities, the exhaust gas still has temperature, improper exhaust gas treatment can easily cause dust pollution and temperature too high in the working environment, if special exhaust gas treatment equipment is used for the exhaust gas, the cost is often higher, and the special exhaust gas treatment equipment is more difficult to move, which becomes a difficult problem for the widespread use of equipment. SUMMARY
[0003] The utility model discloses a mobile grain dryer waste gas purification device, to solve the problem of tail gas treatment cost being too high and being difficult to move in the background art.
[0004] To achieve the above object, the utility model provides the following technical scheme, a mobile grain dryer waste gas purification device, characterized by: including mobile grain dryer, air heater, exhaust pipe and purification device, air heater and mobile grain dryer are connected, the bottom of air heater is provided with exhaust pipe, the purification device is arranged at the exhaust gas outlet of exhaust pipe, and the purification device comprises a water collecting tank, a water circulating pipe, a water pump and a water curtain pipe.
[0005] The water collecting tank is provided with a water inlet, the water inlet is provided with a filter screen, the filter screen is movably connected with the water collecting tank, the filter screen can cover the water inlet, the edge of the filter screen is bonded to the edge of the water inlet by using double-sided adhesive, or a metal filter screen can be used, the edge of the metal filter screen is wider than the water inlet, and the metal filter screen is directly clamped at the water inlet and is convenient to disassemble.
[0006] The water collecting tank and the bottom of the exhaust pipe are connected with a drain plate, and the drain plate is inclined to facilitate the flow of water in the exhaust pipe into the water collecting tank.
[0007] The distance between the water curtain pipe and the top of the exhaust pipe is less than 1cm.
[0008] The water curtain pipe is provided with N water outlets, the distance between each water outlet is 0.5-1cm, and the diameter of each water outlet is 1-3mm.
[0009] The water collecting tank is provided with a water outlet.
[0010] Compared with the prior art, the utility model has the advantages of:
[0011] 1. The purification device is arranged at the take-off pipeline outlet of the mobile grain dryer, and waste gas directly enters the purification device for dust and impurity removal treatment, so that the waste gas is discharged after cooling, dust removal and impurity removal, the comfort of the working environment is improved, and dust pollution is reduced.
[0012] 2. The purification device and the mobile grain dryer are arranged as a whole, can move together with the mobile grain dryer, increase the mobile convenience performance, reduce the influence of the working place, and make the applicability of the equipment wider. BRIEF DESCRIPTION OF DRAWINGS
[0013] Fig. 1 is a whole structure schematic view of the utility model;
[0014] Fig. 2 is a purification device structure schematic view of the utility model; DETAILED DESCRIPTION
[0015] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.
[0016] Please refer to Figs. 1-2 , the utility model provides an embodiment:
[0017] The utility model provides a kind of mobile grain dryer exhaust gas purification device, including mobile grain dryer 1, air heater 2, exhaust duct 3 and purification device 4, air heater 2 and mobile grain dryer 1 are connected, air heater 2 bottom is provided with exhaust duct 3, purification device 4 is arranged at exhaust duct 3 exhaust gas export, purification device 4 includes water collecting tank 6, water circulation pipe 10, water pump 11 and water curtain pipe 12, water collecting tank 6 is arranged at the bottom of exhaust duct 3, water pump 11 is arranged at the bottom of water collecting tank 6, water circulation pipe 10 one end is connected into water collecting tank 6 and water pump 11, the other end and water curtain pipe 12 are connected, water collecting tank 6 is provided with inlet 7, inlet 7 is provided with filter screen 13, filter screen 13 and water collecting tank 6 are movably connected, filter screen 12 can be covered on inlet 7, edge uses double-sided adhesive and inlet edge bonding, also can use metal filter screen, edge is wider than inlet, is directly clamped at inlet, is convenient to disassemble.Water collecting tank 6 and the bottom of exhaust duct 3 are connected with downcomer plate 8, downcomer plate 8 is arranged obliquely, to facilitate the flow of water in exhaust duct 3 into water collecting tank 6, water curtain pipe 12 is less than 1cm from the top of exhaust duct, water curtain pipe 12 is provided with N water outlet holes 9, the distance between each water outlet hole 9 is 0.5-1cm, the aperture size is 1-3mm, water collecting tank 6 is provided with drain 5.
[0018] Specific working process:
[0019] Air heater 2 is sent to mobile grain dryer after heating hot air, and the grain is dried, and the exhaust gas is discharged from exhaust duct 3, since exhaust gas still has residual temperature, condensate water is formed in exhaust duct 3, and the condensate water is collected to a certain amount and flows into water collecting tank 6 along downcomer plate 8, water pump 11 in water collecting tank 6 works, and the water in water collecting tank is sent to water curtain pipe 12, and water flows down from water outlet hole 9 to form water curtain, and the water curtain carries out dust removal and impurity removal treatment to the exhaust gas, and the temperature of the exhaust gas is reduced after being purified by the water curtain, to achieve the effect of dust removal and temperature reduction, reduce the dust pollution and temperature in the working environment, and improve the working comfort.When the water collected in water collecting tank 6 is too much, and reaches a certain height, the water is automatically discharged from drain 5, and the condensed water is filtered by filter screen 13, so that the impurity content of the water in water curtain pipe 12 is low, and the circulation is maintained, and filter screen 13 and water collecting tank 6 are movably connected, and when it is found that the water amount from water outlet hole 9 is small, filter screen 13 is cleaned and used.
[0020] It is apparent for a person skilled in the art that the present application is not restricted to the details of the above exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary only, and not limiting, the scope of the present application being defined by the appended claims rather than the above description, and all changes coming within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims concerned.
Claims
1. A mobile grain dryer exhaust purification device, characterized by: The utility model relates to a mobile food drying machine, air heater, exhaust pipe and purification device, air heater and mobile food drying machine are connected, air heater bottom is provided with exhaust pipe, the purification device sets up at exhaust pipe exhaust gas export, and the purification device includes water collecting tank, water circulation pipe, water pump and water screen pipe, water collecting tank sets up at exhaust pipe bottom, water pump sets up at water collecting tank bottom, one end of water circulation pipe goes into water collecting tank and is connected with water pump, and the other end is connected with water screen pipe.
2. The exhaust gas purification device for a mobile grain dryer according to claim 1, characterized in that: The water inlet is provided on the water collecting tank, and a filter screen is arranged at the water inlet.
3. The exhaust gas purification device for a mobile grain dryer according to claim 1, characterized in that: A drain plate is connected between the water collecting tank and the bottom of the exhaust pipe, and the drain plate is inclined to facilitate the flow of water from the exhaust pipe into the water collecting tank.
4. The exhaust gas purification device for a mobile grain dryer according to claim 1, characterized in that: The distance between the water screen pipe and the top of the exhaust pipe is less than 1cm.
5. The exhaust gas purification device for a mobile grain dryer according to claim 1, characterized in that: N water outlets are arranged on the water screen pipe, the distance between each water outlet is 0.5-1cm, and the aperture size is 1-3mm.
6. The exhaust gas cleaning device for mobile grain dryer according to claim 1, characterized in that: A drain outlet is arranged on the water collecting tank.