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CN-224226955-U - Air distribution equipment of biomass circulating fluidized bed gasifier

CN224226955UCN 224226955 UCN224226955 UCN 224226955UCN-224226955-U

Abstract

The utility model belongs to the technical field of biomass circulating fluidized bed gasifiers, and particularly relates to a biomass circulating fluidized bed gasifiers air distribution device which comprises a furnace body, wherein three supporting legs which are distributed in an annular array are fixedly connected to the side face of the furnace body, a biomass feeding pipe is fixedly connected to the inner wall of the furnace body, a ventilation pipe is fixedly connected to the inner wall of the furnace body and positioned on the lower side of the biomass feeding pipe, a mounting cylinder is fixedly connected to the upper side of the ventilation pipe, a rotating rod is rotatably connected to the inner wall of the mounting cylinder, the rotating rod is rotatably connected with the ventilation pipe, and clamping holes are formed in the inner wall of the mounting cylinder. According to the utility model, through the cooperation of the air distribution disc and the air distribution holes, the air distribution treatment can be carried out on the gasification furnace, and under the structures of the heat-resistant steel wire, the heat-resistant spring and the like, the impact piece can oscillate the air distribution disc, so that the air distribution holes are prevented from being blocked by biomass combustion particles, and the normal circulation of oxygen is ensured.

Inventors

  • HE MAOTIAN
  • LI DONGHU
  • YANG CHENGFENG
  • TIAN YINGXIN

Assignees

  • 济南黄台煤气炉有限公司

Dates

Publication Date
20260512
Application Date
20250415

Claims (7)

  1. 1. The utility model provides a living beings circulating fluidized bed gasifier cloth wind equipment, includes furnace body (1), its characterized in that, three supporting legs (2) that are annular array and arrange of side fixed connection of furnace body (1), the inner wall fixedly connected with living beings inlet pipe (3) of furnace body (1), the inner wall of furnace body (1) just is located downside fixedly connected with ventilation pipe (4) of living beings inlet pipe (3), the upside fixedly connected with installation section of thick bamboo (5) of ventilation pipe (4), the inner wall rotation of installation section of thick bamboo (5) is connected with bull stick (6), bull stick (6) are connected with ventilation pipe (4) rotation, draw-in hole (9) have been seted up to the inside wall of installation section of thick bamboo (5), the column inner wall of bull stick (6) bonds there is elastomeric block (10), the other end bonding of elastomeric block (10) has card ball (11), card ball (11) and draw-in hole (9) sliding connection, the inside of furnace body (1) is provided with cloth wind mechanism (12).
  2. 2. The biomass circulating fluidized bed gasifier air distribution device according to claim 1, wherein a holding rod (7) is fixedly connected to the upper end of the rotating rod (6), and the holding rod (7) is made of silica gel.
  3. 3. The biomass circulating fluidized bed gasifier air distribution device according to claim 1, wherein a sealing disc (8) is fixedly sleeved on the outer side of the rotating rod (6), and the sealing disc (8) is rotationally connected with the ventilation pipe (4).
  4. 4. The biomass circulating fluidized bed gasification furnace air distribution device according to claim 1, wherein a plurality of clamping holes (9) are arranged, and the plurality of clamping holes (9) are distributed on the mounting cylinder (5) in an annular array.
  5. 5. The biomass circulating fluidized bed gasification furnace air distribution equipment according to claim 1, wherein the air distribution mechanism (12) comprises an air distribution disc (121), the inner wall of the furnace body (1) is fixedly connected with the air distribution disc (121), air distribution holes (122) are formed in the surface of the air distribution disc (121), a fixing rod (123) is fixedly connected to the inner wall of the furnace body (1) and located at the lower side of the air distribution disc (121), a heat-resistant steel wire (124) is slidingly connected to the inner wall of the fixing rod (123), the horizontal part of the heat-resistant steel wire (124) is slidingly connected with the furnace body (1), an impact piece (125) is fixedly connected to the upper end of the heat-resistant steel wire (124), a heat-resistant spring (126) is arranged on the outer side of the vertical part of the heat-resistant steel wire (124), and the inner wall of the furnace body (1) is fixedly connected with a guide post (127) located at the lower side of the fixing rod (123), and the guide post (127) is contacted with the heat-resistant steel wire (124).
  6. 6. The biomass circulating fluidized bed gasifier air distribution device according to claim 5, wherein the whole of the impact member (125) is in a sphere shape, and the impact member (125) is a heat-resistant steel ball.
  7. 7. The biomass circulating fluidized bed gasifier air distribution device according to claim 5, wherein one end of the heat-resistant spring (126) is welded with the impact member (125), and the other end of the heat-resistant spring (126) is welded with the fixing rod (123).

Description

Air distribution equipment of biomass circulating fluidized bed gasifier Technical Field The utility model relates to the technical field of biomass circulating fluidized bed gasifiers, in particular to an air distribution device of a biomass circulating fluidized bed gasifier. Background The biomass circulating fluidized bed gasifier is a high-efficiency and clean biomass energy conversion device, biomass is converted into combustible gas through thermochemical conversion, and the air distribution equipment is a core component of the biomass circulating fluidized bed gasifier, so that the fluidization quality, the gasification efficiency and the operation stability are directly affected. The utility model discloses a biomass fluidized bed gasification furnace air distribution device in patent grant publication number CN219363555U, which comprises a furnace body, wherein a mounting ring is arranged on the middle side inside the furnace body, a reserved seam is arranged between the outer side of the mounting ring and the inner wall of the furnace body, an air plate is fixedly connected on the inner side of the mounting ring, a plurality of air holes are formed in the air plate, mounting blocks are fixedly connected on the inner walls of the front side and the rear side of the furnace body, a plug pin is slidably connected in the mounting blocks, a sliding block is fixedly connected on one side of the periphery of the plug pin, a spring is sleeved on the other side of the periphery of the plug pin, a positioning hole is formed in the plug pin, and a connecting sleeve is fixedly connected on one side, far away from the furnace body, of the mounting blocks. However, the existing air distribution equipment of the biomass circulating fluidized bed gasification furnace has certain defects, and the existing air distribution equipment of the biomass circulating fluidized bed gasification furnace adopts the arrangement of the air distribution holes and other structures so as to finish the circulation treatment of oxygen, and the problem of blocking of the air distribution holes is easily caused due to the influence of particles after biomass combustion for a long time. Disclosure of utility model The utility model aims to provide a biomass circulating fluidized bed gasification furnace air distribution device, which solves the problem that the air distribution holes are easy to be blocked after long-time use due to the influence of particles after biomass combustion in order to finish the circulation treatment of oxygen by adopting the arrangement of the air distribution holes and other structures of the existing biomass circulating fluidized bed gasification furnace air distribution device. The biomass circulating fluidized bed gasification furnace air distribution device comprises a furnace body, wherein three supporting legs which are distributed in an annular array are fixedly connected to the side face of the furnace body, a biomass feeding pipe is fixedly connected to the inner wall of the furnace body, a ventilation pipe is fixedly connected to the inner wall of the furnace body and located at the lower side of the biomass feeding pipe, a mounting cylinder is fixedly connected to the upper side of the ventilation pipe, a rotating rod is rotatably connected to the inner wall of the mounting cylinder, the rotating rod is rotatably connected with the ventilation pipe, a clamping hole is formed in the inner wall of the mounting cylinder, an elastic block is adhered to the inner wall of a rotating column of the rotating rod, a clamping ball is adhered to the other end of the elastic block, the clamping ball is in sliding connection with the clamping hole, and an air distribution mechanism is arranged in the furnace body. Preferably, the upper end fixedly connected with holding rod of bull stick, the holding rod is the silica gel material, through the setting of holding rod, is convenient for promote the bull stick to rotate, and the silica gel material possesses good skin sense. Preferably, the sealing disc is fixedly sleeved on the outer side of the rotating rod, and is rotationally connected with the ventilating pipe, and the circulating caliber of the ventilating pipe can be adjusted through the arrangement of the sealing disc. Preferably, the clamping holes are formed in a plurality of holes, the clamping holes are distributed on the mounting cylinder in an annular array mode, and the clamping holes can be matched with the clamping balls for clamping. Preferably, the wind distribution mechanism comprises a wind distribution disc, the inner wall fixedly connected with wind distribution disc of furnace body, the wind distribution hole has been seted up on the surface of wind distribution disc, the inner wall of furnace body just is located the downside fixedly connected with dead lever of wind distribution disc, the inner wall sliding connection of dead lever has heat-resistant steel wire, the horizontal part and