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CN-122015275-A - Assembled composite air pipe for large-scale factory building

CN122015275ACN 122015275 ACN122015275 ACN 122015275ACN-122015275-A

Abstract

The invention relates to the technical field of ventilation pipes, in particular to an assembled composite air pipe for a large-scale factory building. Including horizontal tuber pipe, switching tuber pipe, vertical tuber pipe and wall body, the horizontal tuber pipe bottom intercommunication in the wall body outside is provided with the water catch bowl, the water catch bowl is used for collecting the frozen water from vertical tuber pipe inner wall to restrict its backward flow to the horizontal tuber pipe inboard, and the inside activity of water catch bowl is provided with diversion mechanism, diversion mechanism supports the frozen water at the stage of catchmenting, and releases the frozen water when the liquid level reaches the default weight in the water catch bowl. The melted ice water is collected through the water collecting box, so that the ice water is prevented from being detained in the transverse air pipe, and the exhaust is prevented from being influenced. And the diversion plate and the regulating plate are driven to synchronously move downwards by means of the gravity of the collected ice water, the diversion plate outwards rotates to guide hot air flow to the inner wall of the longitudinal air pipe, the ice melting effect is improved, meanwhile, the pressure in the transverse air pipe can be forced to be increased, and the ice water discharge speed on the diversion plate is improved.

Inventors

  • DING SHIJUN
  • LI PAN
  • QIN YONGCHANG
  • ZHU YAOKUI
  • HUANG CHAO
  • BAI HONGBING
  • Shu bole
  • CHEN XIYI
  • CHEN ZHENGJIE

Assignees

  • 浙江省工业设备安装集团有限公司
  • 浙江建装工程技术研究有限公司

Dates

Publication Date
20260512
Application Date
20260413

Claims (10)

  1. 1. The assembled composite air duct for the large-scale factory building comprises a transverse air duct (100), an adapting air duct (101) and a longitudinal air duct (102), and is characterized in that a water collecting box (110) is communicated with the bottom of the transverse air duct (100) at the outer side of a wall body (103), the water collecting box (110) is used for collecting ice water from the inner wall of the longitudinal air duct (102) so as to limit the ice water from flowing back to the inner side of the transverse air duct (100), a water diversion mechanism (120) is movably arranged in the water collecting box (110), and the water diversion mechanism (120) supports the ice water in a water collecting stage and releases the ice water when the liquid level in the water collecting box (110) reaches a preset weight; An air duct adjusting mechanism (130) is arranged in the longitudinal air duct (102), and the air duct adjusting mechanism (130) drives the air duct adjusting mechanism (130) to move downwards according to the weight of ice water in the water collecting box (110), so that the air duct adjusting mechanism (130) adjusts the flow direction of hot air in the longitudinal air duct (102) to realize that hot air flows blow to the inner wall of the longitudinal air duct (102).
  2. 2. The assembled composite air pipe for the large-scale factory building of claim 1, wherein the top of the water collecting box (110) is in an open shape, and the bottoms of the transverse air pipes (100) corresponding to the open shape are provided with the same through grooves.
  3. 3. The assembly type composite air duct for a large plant according to claim 1, wherein the water diversion mechanism (120) comprises a water diversion plate (121) movably arranged in the water collection box (110) and a water diversion pipe (122) fixedly arranged at the bottom of the water diversion plate (121), and the water diversion plate (121) is responsible for intercepting collected ice water so that the ice water is stored in the water collection box (110).
  4. 4. The assembled composite air duct for a large plant according to claim 3, wherein the water conduit (122) is communicated with a round hole formed in the water conduit plate (121), the inner diameter of the water conduit (122) is the same as the size of the round hole, and the water conduit (122) is used for guiding out the collected ice water above the water conduit plate (121).
  5. 5. The assembled composite air duct for a large plant according to claim 3, wherein an L-shaped plate (140) is fixedly arranged on the water diversion plate (121), a sliding rod (141) is connected to the other vertical end of the L-shaped plate (140) in a sliding mode, a deep round hole and a water blocking rod (142) in the water diversion pipe (122) are fixedly connected to the bottom of the sliding rod (141), the water blocking rod (142) blocks ice water above the water diversion plate (121) in a normal state, and when a preset water discharge amount is reached, the water blocking rod (142) is separated from the water diversion pipe (122).
  6. 6. The assembled composite air duct for large-scale plants according to claim 5, wherein a memory spring (143) is elastically and fixedly connected between the L-shaped plate (140) and the water blocking rod (142), and the memory spring (143) is sleeved outside the sliding rod (141).
  7. 7. The assembled composite air pipe for a large plant according to claim 3, wherein the bottom of the water collecting box (110) is inwards bent to form a convex plate (111), exhaust ports are formed between the convex plates (111) at two sides, an auxiliary ring (112) is fixedly connected between the convex plates (111) at two sides, and the auxiliary ring (112) is sleeved on the water conduit (122) and used for stabilizing the water conduit (122).
  8. 8. The assembly type composite air duct for a large plant according to claim 3, wherein the air duct adjusting mechanism (130) comprises guide plates (131) which are symmetrically arranged in the longitudinal air duct (102) in a rotating mode, and adjusting plates (132) which are positioned in included angles of the guide plates (131) at two sides, the two sides of the guide plates (131) are attached to the inner wall of the longitudinal air duct (102), the adjusting plates (132) are used for controlling the included angles between the guide plates (131) at two sides, and the guide plates (131) are used for guiding hot air to the outside.
  9. 9. The assembled composite air duct for the large-scale factory building of claim 8, wherein an arc-shaped spring (133) is elastically and fixedly connected between the included angles of the guide plates (131) at two sides, the arc-shaped spring (133) maintains the size of the included angle between the guide plates (131), and a channel (136) for heat supply air flow circulation is formed between the guide plates (131) and the inner wall of the longitudinal air duct (102); The bottom of the adjusting plate (132) is fixedly provided with a deflector rod (134), the deflector rod (134) is arranged between the guide plates (131) at two sides, the bottom penetrates through the adapting air pipe (101) and is fixedly connected with a slip ring (135), the slip ring (135) is sleeved on the water conduit (122), and the top of the slip ring is attached to the baffle plate (123) fixed on the water conduit (122).
  10. 10. The assembled composite air duct for a large plant according to claim 3, wherein stop blocks (124) are symmetrically and fixedly arranged on the inner wall of the water collecting box (110), and the stop blocks (124) block the water diversion plate (121).

Description

Assembled composite air pipe for large-scale factory building Technical Field The invention relates to the technical field of ventilation pipes, in particular to an assembled composite air pipe for a large-scale factory building. Background The ventilation pipe is hollow pipe material for ventilation, and is circular or square, and is generally composed of air supply and return pipe of purifying system, central air conditioner ventilation pipe, industrial air supply and exhaust ventilation pipe, environment protection system air suction and exhaust pipe, mine gas sucking and exhaust pipe, mine glue spreading pipe, fire-fighting flue ventilation pipe, etc. Ventilation ducts are widely used in various fields such as ventilation of process plants, exhaust of factory exhaust gases, and air flow exchange in various enclosed spaces. The traditional ventilating pipe on the market is simple in structure and is usually connected with equipment for exhausting, when the ventilating pipe is in a severe cold region, a factory stops exhausting, indoor hot air stops exhausting outwards, the temperature of the outdoor ventilating pipe is gradually reduced, when the outside air temperature suddenly drops, the temperature of the outdoor ventilating pipe also has generated hot air, when the hot air meets the inner wall of the cold external ventilating pipe, the inner wall of the external ventilating pipe can be frozen, in this way, in the secondary ventilating process, the hot air promotes ice cubes to melt, molten water drops are retained in the ventilating pipe, the liquid level is gradually increased, and then the ventilating effect is influenced, secondly, the condensed ice cubes are heated by the hot air in the ventilating pipe, and most of the hot air is directly exhausted from the ventilating pipe without contacting with the ice surface, so that the melting effect of the ice surface is reduced. Disclosure of Invention The invention provides an assembled composite air pipe for a large-scale factory building, which is used for collecting melted ice water through a water collecting box and preventing the ice water from being detained in a transverse air pipe to influence exhaust. And the diversion plate and the regulating plate are driven to synchronously move downwards by means of the gravity for collecting ice water, the diversion plate outwards rotates to guide hot air flow to the inner wall of the longitudinal air pipe, the pressure in the transverse air pipe can be forced to be increased when the ice melting effect is improved, and the discharge speed of the ice water on the diversion plate is improved, so that the problems in the background technology are solved, namely: In order to achieve the above purpose, the assembled composite air duct for the large-scale factory building comprises a transverse air duct, a transfer air duct, a longitudinal air duct and a wall body, wherein the bottom of the transverse air duct at the outer side of the wall body is communicated with a water collecting box, the water collecting box is used for collecting ice water from the inner wall of the longitudinal air duct so as to limit the ice water from flowing back to the inner side of the transverse air duct, a water diversion mechanism is movably arranged in the water collecting box, the water diversion mechanism supports the ice water in the water collecting stage, and releases the ice water when the liquid level in the water collecting box reaches a preset weight; The air duct adjusting mechanism is arranged in the longitudinal air duct and drives the air duct adjusting mechanism to move downwards according to the weight of ice water in the water collecting box, so that the air duct adjusting mechanism adjusts the flow direction of hot air in the longitudinal air duct, and hot air is blown to the inner wall of the longitudinal air duct. And secondly, the water diversion mechanism comprises a water diversion plate movably arranged in the water collection box and a water diversion pipe fixedly arranged at the bottom of the water diversion plate, and the water diversion plate is responsible for intercepting collected ice water so as to store the ice water in the water collection box. The water diversion pipe is communicated with the round hole formed in the water diversion plate, the inner diameter of the water diversion pipe is the same as the round hole in size, and the water diversion pipe is used for guiding out the collected ice water above the water diversion plate. An L-shaped plate is fixedly arranged on the water diversion plate, a sliding rod is connected to the other vertical end of the L-shaped plate in a sliding manner, a water blocking rod penetrating into a round hole and into the water diversion pipe is fixedly connected to the bottom of the sliding rod, the water blocking rod forms a barrier to ice water above the water diversion plate in a normal state, and when the preset water discharge amount is reached, the water