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CN-121994007-A - Hot air circulating type drying equipment with air equalizing plate structure

CN121994007ACN 121994007 ACN121994007 ACN 121994007ACN-121994007-A

Abstract

The invention provides hot air circulating type drying equipment with an air equalizing plate structure, which relates to the field of drying equipment and comprises a drying chamber, a hot air circulating system, an air equalizing plate system, an auxiliary air guiding system and an air distribution cavity with a plurality of air outlet holes and an internal air guiding rib plate, wherein the air equalizing plate system is arranged above a material area in the drying chamber and comprises an air equalizing plate body, an elevating actuating mechanism and an angle actuating mechanism, the air equalizing plate body comprises an inclined air guiding section and a horizontal blocking section which are connected, the elevating actuating mechanism is connected with the top of the drying chamber and can drive the air equalizing plate to elevate, the angle actuating mechanism can adjust the angle of the inclined air guiding section through a connecting rod and a linear driver, and the auxiliary air guiding system is arranged at the downstream of the air equalizing plate system and comprises an air distribution cavity with a plurality of air outlet holes. The invention optimizes air flow through the air equalizing plate with adjustable height and angle, eliminates drying dead angles, realizes air flow fine control by the auxiliary diversion system, improves energy efficiency and adaptability cooperatively by hot air circulation and fresh air regulation, is convenient to operate and maintain, and ensures long-term stable operation of equipment by the dust-proof seal design.

Inventors

  • ZHANG XIAOLAN
  • ZHANG KAI

Assignees

  • 东莞市鑫盛达钣金制品有限公司

Dates

Publication Date
20260508
Application Date
20260309

Claims (10)

  1. 1. The hot air circulating type drying equipment with the air equalizing plate structure comprises a drying chamber (1) and a hot air circulating system (2) arranged in the drying chamber (1), and is characterized by further comprising: The air equalizing plate system (3), wherein the air equalizing plate system (3) is arranged in the drying chamber (1) and is positioned above a material area to be dried; The air equalizing plate system (3) comprises an air equalizing plate body (301), a lifting actuating mechanism (302) and an angle actuating mechanism (303); the air equalizing plate body (301) comprises an inclined flow guiding section (3011) and a horizontal blocking section (3012) which are connected with each other; The lifting executing mechanism (302) comprises a fixed seat (3021) connected with the top of the drying chamber (1) and a lifting driving piece (3022) movably connected with the fixed seat (3021); The angle actuating mechanism (303) comprises a connecting rod (3031) hinged with the back of the inclined guide section (3011) and a linear driver (3032) for driving the connecting rod (3031); The auxiliary diversion system (4) is arranged in the drying chamber (1) and is positioned at the downstream of the air equalizing plate system (3); The auxiliary air guide system (4) comprises an air distribution cavity (401) and air guide rib plates (402), a plurality of air outlet holes (4011) are formed in the wall surface of the air distribution cavity (401), and the air guide rib plates (402) are arranged in the air distribution cavity (401).
  2. 2. The hot air circulating type drying apparatus having a uniform air plate structure according to claim 1, wherein the lifting executing mechanism (302) further comprises a guide assembly (3023) and a boom (3024); The guide assembly (3023) comprises a guide post (30231) arranged on the fixing seat (3021), and a guide sleeve (30232) arranged on the movable end of the lifting driving piece (3022); The upper end of the boom (3024) is connected with the output end of the lifting driving piece (3022), and the lower end is connected with the air equalizing plate body (301).
  3. 3. The hot air circulating type drying apparatus having a uniform air plate structure according to claim 2, wherein the lifting actuator (302) further comprises a synchronizing shaft (3025) and a position sensor (3026); the synchronizing shaft (3025) is arranged between adjacent lifting driving members (3022); The position sensor (3026) is arranged on the fixing seat (3021).
  4. 4. The hot air circulating type drying apparatus having a uniform air plate structure according to claim 1, wherein the angle actuating mechanism (303) further comprises a mounting seat (3033) and a dust cover (3034); The installation seat (3033) is arranged at the top of the drying chamber (1), and one end of the linear driver (3032) is connected with the installation seat (3033); the dust cover (3034) is arranged outside the linear driver (3032).
  5. 5. The hot air circulating type drying apparatus with the air equalizing plate structure according to claim 1, wherein the auxiliary diversion system (4) further comprises an air dividing partition plate (403) and an air flow sensor (404); The wind dividing partition plate (403) is arranged inside the wind distribution cavity (401) to divide the inside of the wind distribution cavity into a plurality of sub-wind channels (405); the air flow sensor (404) is arranged on the air outlet surface of the air distribution cavity (401).
  6. 6. The hot air circulating type drying equipment with the air equalizing plate structure according to claim 1, wherein the hot air circulating system (2) comprises a circulating fan (201), a heater (202) and a circulating air duct (203); the circulating air duct (203) is communicated with the air outlet end and the air inlet end of the drying chamber (1); The circulating fan (201) and the heater (202) are arranged in the circulating air duct (203).
  7. 7. The hot air circulating type drying apparatus with the air equalizing plate structure according to claim 6, wherein the hot air circulating system (2) further comprises a fresh air adjusting unit (204), and the fresh air adjusting unit (204) comprises a fresh air supplementing inlet (2041) and an exhaust gas discharging outlet (2042); the fresh air supplementing inlet (2041) and the waste gas discharging outlet (2042) are respectively communicated with the circulating air duct (203).
  8. 8. The hot air circulating type drying equipment with the air equalizing plate structure according to claim 1, wherein an equalizing plate (101), a supporting frame (102) for supporting the equalizing plate (101) and a buckle (103) for fixing the equalizing plate (101) on the supporting frame (102) are arranged below a material area to be dried in the drying chamber (1).
  9. 9. The hot air circulating type drying equipment with the air equalizing plate structure according to claim 7, wherein an air return cavity (104) is formed below the air equalizing plate (101), an air return opening (105) is formed in the side wall of the air return cavity (104), a flow guide slope (106) is formed in the bottom of the air return cavity (104), and an access hole (107) is formed in the end portion of the air return cavity (104).
  10. 10. The hot air circulating type drying apparatus having a uniform air plate structure according to claim 8, wherein an observation window (108), an access door (109), a thermometer (110) arranged on the observation window (108) and a sealing strip (111) arranged on the periphery of the access door (109) are arranged on the side wall of the drying chamber (1).

Description

Hot air circulating type drying equipment with air equalizing plate structure Technical Field The invention relates to the field of drying equipment, in particular to hot air circulating type drying equipment with an air equalizing plate structure. Background The hot air drying is a key process link widely applied to material dehydration, solidification and heat treatment in industrial production, and the drying uniformity and energy efficiency are directly related to the product quality and the production cost. In the hot air circulation type drying equipment, the uniformity of air flow organization and temperature field determines the stability of the drying effect, and as the characteristics of materials are various and the air flow in the drying chamber is easily influenced by the structure to generate vortex or dead angle, the equipment needs to have efficient air flow homogenization capability and self-adaptive regulation function. Conventional heated air circulation drying apparatus often suffer from maldistribution of air flow, localized overheating, or insufficient drying limitations. The air supply structure is usually fixed, and the direction and the speed of the air flow are difficult to dynamically adjust aiming at different materials or drying stages, so that the drying uniformity is poor. Meanwhile, the hot air circulation path may not be fully optimized, and the air return airflow organization efficiency is not high, so that the overall energy efficiency is affected. In addition, lack effectual water conservancy diversion and samming device in the drying chamber, the air current easily forms short circuit or drift for the material is heated unevenly, and drying cycle is prolonged. The adjustment of the equipment in the running process is dependent on manual operation, the degree of automation is limited, and the complexity of process control is increased. Disclosure of Invention The invention aims to solve the technical problem of providing hot air circulating type drying equipment with an air equalizing plate structure aiming at the defects in the prior art. In order to overcome the above-mentioned drawbacks of the prior art, an embodiment of the present invention provides a hot air circulation type drying apparatus having a uniform air plate structure, so as to solve the above-mentioned problems set forth in the background art. The invention adopts the following technical scheme to solve the technical problems: the hot air circulating type drying equipment with the air equalizing plate structure comprises a drying chamber and a hot air circulating system arranged in the drying chamber, and is characterized by further comprising: The air equalizing plate system is arranged in the drying chamber and is positioned above the material area to be dried; The air equalizing plate system comprises an air equalizing plate body, a lifting executing mechanism and an angle executing mechanism; the air equalizing plate body comprises an inclined flow guiding section and a horizontal blocking section which are connected with each other; the lifting executing mechanism comprises a fixed seat connected with the top of the drying chamber and a lifting driving piece movably connected with the fixed seat; the angle actuating mechanism comprises a connecting rod hinged with the back of the inclined guide section and a linear driver for driving the connecting rod; the auxiliary diversion system is arranged in the drying chamber and is positioned at the downstream of the air equalizing plate system; the auxiliary air guide system comprises an air distribution cavity and air guide rib plates, a plurality of air outlet holes are formed in the wall surface of the air distribution cavity, and the air guide rib plates are arranged in the air distribution cavity. Preferably, the lifting executing mechanism further comprises a guide assembly and a suspension rod; The guide assembly comprises a guide post arranged on the fixed seat and a guide sleeve arranged on the movable end of the lifting driving piece; The upper end of the suspender is connected with the output end of the lifting driving piece, and the lower end of the suspender is connected with the air equalizing plate body. Preferably, the lifting executing mechanism further comprises a synchronous shaft and a position sensor; The synchronous shaft is arranged between the adjacent lifting driving parts; the position sensor is arranged on the fixing seat. Preferably, the angle actuating mechanism further comprises a mounting seat and a dust cover; the installation seat is arranged at the top of the drying chamber, and one end of the linear driver is connected with the installation seat; the dust cover is arranged outside the linear driver. Preferably, the auxiliary diversion system further comprises a wind separation plate and an airflow sensor; The air dividing partition plate is arranged in the air distribution cavity to divide the interior of the air distribut