WO2009030179A1 - Dispositif à joint hydraulique pour conduit d'air de machine de refroidissement circulaire - Google Patents

Dispositif à joint hydraulique pour conduit d'air de machine de refroidissement circulaire Download PDF

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Publication number
WO2009030179A1
WO2009030179A1 PCT/CN2008/072253 CN2008072253W WO2009030179A1 WO 2009030179 A1 WO2009030179 A1 WO 2009030179A1 CN 2008072253 W CN2008072253 W CN 2008072253W WO 2009030179 A1 WO2009030179 A1 WO 2009030179A1
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WO
WIPO (PCT)
Prior art keywords
annular liquid
liquid tank
water
water surface
groove
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2008/072253
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English (en)
Chinese (zh)
Inventor
Deliang Gao
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhongye Changtian International Engineering Co Ltd
Original Assignee
Zhongye Changtian International Engineering Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhongye Changtian International Engineering Co Ltd filed Critical Zhongye Changtian International Engineering Co Ltd
Priority to BRPI0815525A priority Critical patent/BRPI0815525B8/pt
Publication of WO2009030179A1 publication Critical patent/WO2009030179A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D99/00—Subject matter not provided for in other groups of this subclass
    • F27D99/0073—Seals
    • F27D99/0076—Furnace car seals, i.e. seals used in continuous furnaces or kilns for preventing gas or heat exchange between heating chamber and the area comprising driving means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D15/00—Handling or treating discharged material; Supports or receiving chambers therefor
    • F27D15/02—Cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D9/00—Cooling of furnaces or of charges therein

Definitions

  • the present invention relates to the field of steel smelting, and more particularly to a water sealing device for a ring cooler air duct.
  • a ring cooler In steel smelting, a ring cooler is used to cool the sintered material.
  • the ring cooler is generally circular, and the sintered material is run in a ring cooler for one week to complete cooling.
  • FIG. 1 a radial cross-sectional view of the ring cooler, the total air duct 11 is fixedly connected to one end of the branch air duct 12, and the other end of the branch air duct 12 is slidably connected to one end of the movable air duct 14, and the other end of the movable air duct 14 is connected. It is fixedly attached to the trolley 15.
  • the fan blows air into the total air duct 11, and the total air duct 11 sends the wind into the branch duct 12, and then blows into the trolley 15 through the movable duct 14, and cools the material on the trolley 15.
  • the trolley 15 operates in the ring cooler to drive the movable air duct 14 to operate together, so that the movable air duct 14 moves relative to the branch air duct 12, so that the sliding between the movable air duct 14 and the branch air duct 12 is performed.
  • the joints are difficult to be tightly coupled, which easily leads to air leakage and affects the cooling effect of the material.
  • a water seal 13 is provided at the sliding connection of the movable duct 14 and the branch duct 12 to achieve a sealing effect.
  • the water seal device 13 includes an annular liquid tank 131 surrounding the branch air passage 12, and a cover plate 132 having a radial cross section of a gate shape is disposed above the annular liquid tank 131.
  • the width of 132 is larger than that of the annular liquid tank 131, and the annular liquid tank 131 is blocked to prevent foreign matter from entering the annular liquid tank 131.
  • a side plate 133 extending into the annular liquid groove 131 is mounted on the cover plate 132, and the lower end of the side plate 133 is below the liquid level of the annular liquid tank 131 and is kept at a certain distance from the bottom of the annular liquid tank 131.
  • the side plate 133 spaces the annular liquid groove 131 into an inner annular liquid groove 134 and an outer annular liquid groove 135.
  • the inner annular liquid groove 134 communicates with the air passage of the ring cooler through the slit 136, and the outer annular liquid groove 135 communicates with the outside atmosphere.
  • the wind pressure in the air duct changes at any time. Especially during the start and stop of the fan, the air pressure in the air passage changes abruptly, resulting in a sharp change in the pressure difference between the inner annular tank 134 and the outer annular groove 135. , causing strong vibration on the water surface. The vibration caused by the vibration is caused by the high-speed airflow in the air duct. Bringing it into the trolley 15 will affect the cooling effect of the material. If the water surface vibrates too much, so that the water surface of the inner annular liquid groove 134 is lower than the bottom of the side plate 133, the air flow in the air passage is flushed out from the bottom of the side plate 133, and water is sprayed outward from the outer annular groove 135.
  • the technical problem to be solved by the present invention is to provide a water sealing device for a ring air duct, which can alleviate the amplitude of the water surface oscillation and ensure the normal operation of the ring cooler when the air flow in the air duct changes.
  • the invention discloses a water sealing device for a ring cooler air duct, comprising an annular liquid tank surrounding the air duct, and a cover plate having a radial cross section above the annular liquid tank, the cover plate Extending a side plate into the annular liquid tank, the annular liquid tank is divided into an inner annular liquid tank and an outer annular liquid tank, wherein the inner annular liquid tank and the outer annular liquid tank are respectively connected to the atmosphere at the air passage.
  • An obstruction for obstructing the oscillation of the water surface is provided in the annular liquid tank.
  • the obstruction is a lightweight object floating on the water surface.
  • the lightweight object is disposed in the inner annular liquid tank and/or the outer annular liquid tank.
  • the lightweight object disposed in the inner annular liquid tank has a width larger than 1/2 of the inner annular liquid tank; the light object disposed in the outer annular liquid tank has a width larger than the outer annular liquid tank 1/2.
  • the obstruction is a plurality of damper plates disposed on an outer groove wall of the outer annular liquid tank.
  • the damper plate is further disposed on an outer sidewall of the side panel.
  • the damper plate is disposed on an inner groove wall of the inner annular liquid groove and an inner side wall of the side plate.
  • the outer groove wall of the outer annular groove is provided with an outwardly extending convex portion.
  • the inner groove wall of the inner annular groove is provided with an outwardly extending convex portion.
  • the lower bottom of the side panel is movably connected to a damper plate.
  • the present invention has the following advantages:
  • the invention provides an obstruction in the annular liquid tank of the water sealing device.
  • the obstruction can effectively slow down the amplitude of the water surface vibration, and prevent the vibration from being excited by the water channel.
  • the high-speed airflow is carried into the trolley, or is ejected from the outer annular groove by the airflow in the air duct. Ensure the normal operation of the ring cooler.
  • Figure 1 is a radial sectional view of the ring cooler
  • Figure 2 is a radial cross-sectional view of the water sealing device
  • Figure 3 is a radial cross-sectional view of the water sealing device disclosed in the first embodiment of the present invention.
  • Figure 4 is a schematic view showing a working state of the water sealing device shown in Figure 3;
  • FIG. 5 is a schematic view showing another working state of the water sealing device shown in Figure 3;
  • Figure 6 is a radial cross-sectional view of a water sealing device according to a second embodiment of the present invention.
  • Figure 7 is a radial cross-sectional view of a water sealing device according to a third embodiment of the present invention.
  • Figure 8 is a radial cross-sectional view of a water sealing device according to a fourth embodiment of the present invention.
  • Figure 9 is a schematic view showing a working state of the water sealing device shown in Figure 8.
  • Figure 10 is a schematic view showing another working state of the water sealing device shown in Figure 8.
  • Figure 11 is a radial cross-sectional view of a water sealing device according to a fifth embodiment of the present invention.
  • Figure 12 is a radial cross-sectional view of a water sealing device according to a sixth embodiment of the present invention.
  • Figure 13 is a radial cross-sectional view of a water sealing device according to a seventh embodiment of the present invention.
  • Figure 14 is a radial cross-sectional view of a water sealing device according to an eighth embodiment of the present invention.
  • Figure 15 is a radial cross-sectional view of a water sealing device according to a ninth embodiment of the present invention.
  • Figure 16 is a radial cross-sectional view of a water sealing device disclosed in a tenth embodiment of the present invention.
  • the invention provides an obstruction in the annular liquid tank of the water sealing device.
  • the obstruction can effectively slow down the amplitude of the water surface vibration, and prevent the vibration from being excited by the water channel.
  • the high-speed airflow is brought into the trolley, or the airflow in the air duct carries water from the outer annular groove to ensure the normal operation of the ring cooler.
  • the invention is applicable not only to the ring cooler air duct in the steel smelting field, but also to various other ventilation ducts, for example, the exhaust passage of the blast furnace, the air supply duct of the mine, and the like.
  • the invention provides an obstruction in the annular liquid tank of the water sealing device, and the obstruction can be a light object with a low density, such as a plastic block, a foam block, a wooden block, etc., and the lightweight object floats on the water surface of the annular liquid tank. Above, when the surface of the water vibrates violently, the vibration amplitude of the water surface is effectively slowed down.
  • the present invention can place a lightweight object 20 on the water surface of the outer annular liquid tank 135 to slow the vibration amplitude of the water surface. Referring to Fig. 3, a lightweight object 20 floats on the surface of the outer annular liquid tank 135 of the water seal device 13, and the width of the lightweight object 20 is greater than 1/2 of the width of the outer annular liquid tank 135.
  • the pressure is transmitted to the water surface of the outer annular liquid tank 135 through the water, pushing the water to move upward, and causing the water surface to fluctuate, because the outer annular liquid tank 135 floats with the light object 20, and the light object 20 decomposes part of the water surface oscillating force and blocks Excessive water splash caused by water vibration, avoid splashing water.
  • the airflow in the air duct suddenly decreases, and the air pressure in the air duct also decreases sharply.
  • the external atmospheric pressure is applied to the water surface of the outer annular liquid tank 135, and the pressure caused by the water level difference is applied, and the pressure water moves downward (see Figure 5), the lightweight object 20 exerts an average pressure on the water surface to prevent the surface vibration from stimulating too high a flower.
  • the pressure is transmitted through the water to the water surface of the inner annular liquid tank 134, pushing the water to move upward, and causing fluctuations in the water surface.
  • the lightweight object 20 can delay the pressure exerted by the outside atmosphere on the water surface, the water surface of the inner annular liquid tank 134 is prevented from rising too much, so that the water splash caused by the sudden rise of the water surface is not too high, and the splashing water is prevented from entering. Wind tunnel.
  • the present invention places a lightweight object 20 in the outer annular liquid tank 135, and the lightweight object 20 can decompose or delay the pressure applied to the water surface when the airflow in the air passage suddenly increases or suddenly decreases, thereby avoiding the water surface from being excessively high. Water splash, effectively slowing the vibration amplitude of the water surface.
  • the present invention can also place a lightweight object 20 on the water surface of the inner annular liquid tank 135 to slow the vibration amplitude of the water surface.
  • a lightweight object 20 floats on the surface of the inner annular liquid groove 134 of the water seal device 13, and the width of the lightweight object 20 is greater than 1/2 of the width of the inner annular liquid groove 134.
  • the airflow in the air duct suddenly increases, and the air pressure in the air passage also increases sharply.
  • the increased air pressure is applied to the water surface of the inner annular liquid groove 134 through the slit 136, and the pressure water moves downward, and the light object 20 will be air pressure.
  • the average effect on the water surface to avoid the vibration of the water surface to stimulate the excessive water, and to avoid the splash of water into the air duct.
  • the pressure is transmitted to the water surface of the outer annular liquid tank 135 through the water, pushing the water to move upward, and causing fluctuations in the water surface. Because the lightweight object 20 can delay the pressure exerted by the outside atmosphere on the water surface, the water surface of the outer annular liquid tank 135 is prevented from rising too much, so that the water splash caused by the sudden rise of the water surface is not too high, so as to avoid The splash-free water overflows.
  • the airflow in the air duct suddenly decreases, and the air pressure in the air duct also disappears abruptly.
  • the external atmospheric pressure is applied to the water surface of the outer annular liquid tank 135, and the pressure caused by the water level difference is pressed, and the pressure water moves downward, causing The water surface fluctuates.
  • the water surface of the outer annular liquid tank 135 is higher than the outlet, and the vibrating flower is difficult to overflow.
  • the pressure is transmitted to the water surface of the inner annular liquid tank 134 through the water, pushing the water to move upward, and causing the water surface to fluctuate, because the inner annular liquid tank 134 floats with the light object 20, and the light object 20 decomposes part of the water surface oscillating force and blocks Excessive water splash caused by water surface vibration, avoiding water splash into the air duct.
  • placing the lightweight object 20 in the inner annular liquid tank can also avoid the water surface from stimulating excessively high water, effectively slowing the vibration amplitude of the water surface.
  • the present invention can also place the lightweight object 20 in both the inner annular tank 134 and the outer annular tank 135.
  • the lightweight object 20 disposed in the inner annular liquid groove 134 has a width larger than 1/2 of the inner annular liquid groove 134; the light object 20 disposed in the outer annular liquid groove 135 has a width larger than that of the outer annular liquid groove 135 /2.
  • the light object 20 can effectively decompose or alleviate the air pressure and the outside air in the air duct when the air blower starts or stops and the airflow in the air duct suddenly increases or decreases.
  • the impact of the atmospheric pressure on the water surface prevents the lightweight object 20 from being in the inner annular liquid tank 134 or the outer annular liquid tank 135, and the light object 20 is placed in the inner annular liquid tank 134 and the outer annular liquid tank 135 at the same time, which is more effectively reduced.
  • the vibration amplitude of the water surface prevents the water from splashing too high.
  • the obstruction of the present invention may be a plurality of damping plates disposed on the outer groove wall 135A of the outer annular liquid tank 135.
  • a plurality of damper plates 21 are disposed on the outer groove wall 135A of the outer annular liquid groove 135.
  • the width of the damper plate 21 is larger than 1/2 of the width of the outer annular liquid groove 135, and the number of the damper plates 21 may be according to the depth of the water. And, generally 2 - 5 is better.
  • the damper plate 21 can be hingedly disposed on the outer groove wall 135A of the outer annular liquid groove 135.
  • the airflow in the air duct suddenly increases, and the air pressure in the air duct also increases sharply.
  • the increased air pressure is applied to the water surface of the inner annular liquid groove 134 through the slit 136, and the pressurized water moves downward (see Fig. 9).
  • the water surface is caused to fluctuate.
  • the water surface of the inner annular liquid groove 134 is higher than the slit 135, and the vibrating flower is difficult to enter the air passage.
  • the pressure is transmitted to the water surface of the outer annular liquid tank 135 through the water, pushing the water to move upward, and causing the water surface to fluctuate, because the outer tank wall 135A of the outer annular liquid tank 135 is provided with a plurality of resistances.
  • the damper plate 21 moves upward with the water, decomposes the thrust of part of the water, and rises to a certain angle. Due to its own weight, the damper plate 21 falls downward, and counteracts the thrust of part of the water, effectively preventing the vibration of the water surface from being excessively high. Splash, avoid splashing water.
  • the airflow in the air duct suddenly decreases, and the air pressure in the air duct also disappears abruptly.
  • the external atmospheric pressure is applied to the water surface of the outer annular liquid tank 135, and the pressure caused by the water level difference is applied, and the pressure water moves downward. 10)
  • the damper plate 21 moves downwards, decomposing the thrust of part of the water, and the pressure is transmitted to the water surface of the inner annular liquid tank 134 through the water, pushing the water to move upward, and causing the water surface to fluctuate. Because the damping plate 21 decomposes part of the pressure, the water surface of the inner annular liquid groove 134 is prevented from rising too much, so that the water splash caused by the sudden rise of the water surface is not too high, and the splashing water is prevented from entering the air passage.
  • a plurality of damper plates 21 are disposed on the outer groove wall 135A of the outer annular liquid groove 135, so that the damper plate oscillates up and down with the lifting of the outer annular liquid groove 135, and the pressure of part of the water surface is decomposed to avoid the violent action of the water surface.
  • the damper plate 21 is fixedly disposed in the annular liquid tank 133, and the damper plate 21 is disposed in a set manner, so that the decomposition pressure of the damper plate 21 with the water surface oscillating can be fully utilized, and the degree of vigorous movement of the water surface can be better alleviated.
  • the present invention can also provide at least one damper plate 21 on the outer side surface 133A of the side plate 133.
  • the damper plate 21 has a width larger than 1/2 of the width of the outer annular groove 135, so that the damper plates 21 are staggered in the outer annular groove.
  • Two sides of the 135. the damper plate 21 disposed on the outer side surface 133A of the side plate 133 is slightly higher than the damper plate 21 correspondingly disposed on the outer annular liquid groove 135.
  • the damper plates 21 which are alternately arranged cooperate with the up and down movement to better decompose the pressure and relieve the degree of vigorous movement of the water surface.
  • the present invention can also provide a plurality of damper plates 21 on both sides of the inner annular groove 134.
  • a plurality of damper plates 21 are disposed on the inner side wall 134A of the inner annular groove 134 and the inner side surface 133B of the side plate 133, so that the damper plates 21 are alternately disposed on both sides of the outer annular groove 135, and the width of the damper plate 21 is larger than The width of the inner annular groove 134.
  • the present invention can also decompose the water surface pressure by changing the shape of the groove wall of the inner annular groove 134 and/or the outer annular groove 135 to control the amplitude of the water surface oscillation.
  • the outer groove wall 135A of the outer annular groove 135 is provided with an outwardly extending convex portion 22, and the convex portion 22 may be a plate shape or various irregular shapes, and the protruding portion 22 extends outwardly for a length greater than 1/2 of the width of the outer annular groove.
  • the protruding portion 22 may be a rigid material that does not swing up and down with the rise or fall of the water surface, and may also be an elastic material that swings up and down as the water surface rises or falls.
  • the principle that the convex portion 22 slows the vibration amplitude of the water surface is the same as that of the damper plate 21, and will not be described again.
  • the present invention is provided with an outwardly extending convex portion 22 on the outer groove wall 135A of the outer annular groove 135, and a damping plate 21 is fixedly disposed on the outer groove wall 135A of the outer annular groove 135, and the convex portion 22 and the outer groove wall
  • the 135A is a unitary structure, and the number, shape and length of the protruding portions 22, the distance between the adjacent two protruding portions 22, and the like can be integrated with the height and width of the outer annular groove 135, and can be fully utilized.
  • the number, shape and length of the protruding portions 22, and the distance between the adjacent two protruding portions 22, can better alleviate the amplitude of the water surface vibration, and also reduce the number of components of the water sealing device, and the installation using the water sealing device .
  • the present invention can also be provided with an outwardly extending projection 22 (see Fig. 14) on the inner groove wall 134A of the inner annular groove 134.
  • the present invention can also provide a projecting portion 22 (see Fig. 15) on the outer side wall 133A and the inner side wall 133B of the side plate 133.
  • the present invention can place the lightweight object 20 and the damper plate 21 in the water sealing device, and can also place the lightweight object 20 and the bulging portion 22 in the water sealing device. It is also possible to simultaneously place the lightweight object 20 in the water seal device, and to provide the damper plate 21 and the projecting portion 22.
  • the inner annular liquid tank 134 and the outer annular liquid tank 135 are provided with an obstruction to impede the variation of the liquid level.
  • the present invention can also movably connect a damper plate at the lower bottom of the side plate 133. Referring to Fig. 16, the lower bottom of the side plate 133 is movably connected to a damper plate 21.
  • the damper plate 21 swings back and forth within a certain range to decompose part of the water. , to slow down the level of liquid level, to prevent the surface from splashing.
  • the present invention can also be provided with a damper plate 21 at the lower portion of the outer side wall 133A or the inner side wall 133B of the side plate 133.
  • the damper plate 21 is attached to the lower portion of the outer side wall 133A or the inner side wall 133B, and the bottom of the damper plate 21 is close to the annular liquid tank.
  • the bottom plate of 133 The present invention can also provide the damper plate 21 at the lower portion of the outer side wall 133A or the inner side wall 133B at the same time.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Gasket Seals (AREA)
  • Sealing Devices (AREA)

Abstract

L'invention concerne un dispositif à joint hydraulique (13) destiné à un conduit d'air de machine de refroidissement circulaire comprenant un canal annulaire (131) entourant le conduit d'air et une plaque de couverture (132) installée sur le canal annulaire (131) qui présente une section transversale en portique dans une direction radiale. Une plaque latérale (133) s'étend dans le canal annulaire (131) à partir de la plaque de couverture (132) et sépare le canal annulaire (131) en un canal annulaire interne (134) et un canal annulaire externe (135). Les canaux annulaires interne et externe (134,135) sont reliés respectivement au conduit d'air et à l'air ambiant. Des obstacles destinés à empêcher la vibration de la surface de l'eau sont installés dans le canal annulaire (131). Ces obstacles peuvent être des objets légers (20) flottant sur la surface de l'eau ainsi que plusieurs amortisseurs (21) installés sur la paroi latérale externe (135A) du canal annulaire externe (135). Le dispositif à joint hydraulique (13) peut libérer l'amplitude d'une vibration sur la surface de l'eau et assurer un fonctionnement normal de la machine de refroidissement circulaire lorsque le courant d'air est modifié dans le conduit d'air.
PCT/CN2008/072253 2007-09-03 2008-09-03 Dispositif à joint hydraulique pour conduit d'air de machine de refroidissement circulaire Ceased WO2009030179A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BRPI0815525A BRPI0815525B8 (pt) 2007-09-03 2008-09-03 dispositivo de selagem d'água para um duto de ar de um refrigerador anelar

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CNB2007100356726A CN100573005C (zh) 2007-09-03 2007-09-03 一种用于环冷机的风道水密封镇波装置
CN200710035672.6 2007-09-03

Publications (1)

Publication Number Publication Date
WO2009030179A1 true WO2009030179A1 (fr) 2009-03-12

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2008/072253 Ceased WO2009030179A1 (fr) 2007-09-03 2008-09-03 Dispositif à joint hydraulique pour conduit d'air de machine de refroidissement circulaire

Country Status (4)

Country Link
CN (1) CN100573005C (fr)
BR (1) BRPI0815525B8 (fr)
UA (1) UA96836C2 (fr)
WO (1) WO2009030179A1 (fr)

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CN100567868C (zh) * 2007-09-03 2009-12-09 中冶长天国际工程有限责任公司 一种改进的鼓风环式冷却机
CN100573005C (zh) * 2007-09-03 2009-12-23 中冶长天国际工程有限责任公司 一种用于环冷机的风道水密封镇波装置
CN101726186B (zh) * 2008-11-03 2011-12-28 中冶长天国际工程有限责任公司 一种浮动机构及环形风道端部密封装置
CN101387476B (zh) * 2008-11-03 2010-08-11 中冶长天国际工程有限责任公司 一种环形风道端部密封体
CN101408383B (zh) * 2008-11-21 2010-09-01 中冶长天国际工程有限责任公司 一种环冷机进风系统和环形风道、及环形液槽
CN101403570B (zh) * 2008-11-21 2010-06-16 中冶长天国际工程有限责任公司 一种环冷机进风系统和环形风道、及环形液槽
CN101504254B (zh) * 2009-03-19 2012-02-29 中冶长天国际工程有限责任公司 一种环冷机
CN101886879B (zh) * 2009-05-14 2012-05-09 中冶长天国际工程有限责任公司 一种环形风道隔断
CN101936663B (zh) * 2009-07-02 2012-09-26 中冶长天国际工程有限责任公司 一种隔断组件
CN101839649B (zh) * 2009-07-24 2011-11-09 中冶长天国际工程有限责任公司 一种环形风道端部密封过渡区防液抑波装置
CN101608871B (zh) * 2009-07-24 2010-11-03 中冶长天国际工程有限责任公司 一种环形风道端部密封过渡区防液抑波装置
CN101963458B (zh) * 2009-07-24 2012-06-06 中冶长天国际工程有限责任公司 一种环形风道端部密封过渡区防液抑波装置
CN101865605B (zh) * 2010-07-07 2011-12-07 中冶长天国际工程有限责任公司 环冷机及其环形风道密封隔离装置
CN102374790B (zh) * 2010-08-23 2013-06-19 中冶长天国际工程有限责任公司 一种环形风道隔离装置
CN101979948B (zh) * 2010-12-01 2012-03-28 中冶北方工程技术有限公司 鼓风环冷机风道密封装置
CN102261850B (zh) * 2011-09-08 2013-09-18 中冶华天工程技术有限公司 水密封环冷机
CN103062413B (zh) * 2013-01-23 2015-05-13 中冶长天国际工程有限责任公司 环冷机及其非冷却区液密封装置
CN104101218B (zh) * 2013-04-14 2016-06-08 李纪萱 托轨式迷宫水密封环冷机
CN104501600B (zh) * 2014-11-27 2016-06-01 攀钢集团攀枝花钢钒有限公司 烧结机机头机尾水帘式液密封装置
CN104457257B (zh) * 2014-11-27 2016-06-01 攀钢集团攀枝花钢钒有限公司 烧结机台车底部两侧密封结构
CN108433511A (zh) * 2018-05-16 2018-08-24 郑州航空工业管理学院 一种可制冷的手摇榨汁机
CN114614700B (zh) * 2022-03-04 2024-07-16 中国科学院电工研究所 一种低温超导转子共振抑制装置及抑制方法

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UA96836C2 (ru) 2011-12-12
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