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CN-224208262-U - Denitration ammonia spraying equipment double-mixing nozzle

CN224208262UCN 224208262 UCN224208262 UCN 224208262UCN-224208262-U

Abstract

The utility model discloses a double-mixing nozzle of denitration ammonia spraying equipment, which comprises a double-mixing nozzle and a spray head distance control mechanism, wherein the spray head distance control mechanism is arranged in the double-mixing nozzle, the pressure reducing mechanism comprises a connecting pipe, a blocking ring is fixedly connected in the connecting pipe, a blocking head is movably connected in the blocking ring, a connecting rod is fixedly connected to the top of the blocking head, positioning plates are fixedly connected to two sides of the surface of the connecting rod, the surface of the positioning plates is in sliding connection with the inner part of the connecting pipe, and a reset spring is fixedly connected to the top of the positioning plates. According to the utility model, the pressure reducing mechanism is arranged, so that the liquid in the first double-mixing nozzle pipe can be transferred into the second double-mixing nozzle pipe, the hydraulic pressure in the first double-mixing nozzle pipe is slowed down, the phenomenon of cracking and bursting of the nozzle pipe can not occur when the internal hydraulic pressure of the double-mixing nozzle is overlarge, the pressure of the double-mixing nozzle can be reduced, and the service life of the nozzle is ensured.

Inventors

  • LI YUNYANG
  • GAO BING
  • YUAN YAHUI

Assignees

  • 山东致晟未蓝新能源技术有限公司

Dates

Publication Date
20260508
Application Date
20250520

Claims (6)

  1. 1. Denitration spouts ammonia equipment double mixing nozzle, its characterized in that includes: A double mixing nozzle (1); The spray head distance control mechanism (2), the spray head distance control mechanism (2) is arranged in the double-mixing nozzle (1); Decompression mechanism (3), decompression mechanism (3) include connecting pipe (31), the inside fixedly connected with of connecting pipe (31) blocks up circle (32), the inside swing joint that blocks up circle (32) blocks up first (33), the top fixedly connected with connecting rod (34) that blocks up first (33), the equal fixedly connected with locating plate (35) in both sides on connecting rod (34) surface, the inside sliding connection of surface and connecting pipe (31) of locating plate (35), the top fixedly connected with reset spring (36) of locating plate (35), the top fixedly connected with link plate (37) of reset spring (36), the both sides of link plate (37) are with the both sides fixed connection of connecting pipe (31) inner wall respectively.
  2. 2. The denitration ammonia injection device double-mixing nozzle according to claim 1, wherein the double-mixing nozzle (1) comprises a connecting pipe (101), a first double-mixing nozzle pipe (102) is communicated with the top of the connecting pipe (101), a first hose (103) is communicated with the left side of the first double-mixing nozzle pipe (102), a first spray head (104) is communicated with the left side of the first hose (103), the top of the first double-mixing nozzle pipe (102) is communicated with the bottom of a connecting pipe (31), a second double-mixing nozzle pipe (105) is communicated with the top of the connecting pipe (31), a second hose (106) is communicated with the left side of the second double-mixing nozzle pipe (105), and a second spray head (107) is communicated with the left side of the second hose (106).
  3. 3. The denitration ammonia spraying device double-mixing nozzle according to claim 2, wherein a vertical plate (21) is fixedly connected to the surface of the spraying head distance control mechanism (2), an electric telescopic rod (22) is arranged on the right side of the vertical plate (21), the output end of the electric telescopic rod (22) is fixedly connected with the vertical plate (21), fixing plates (23) are fixedly connected to the two sides of the surface of the electric telescopic rod (22), a fixing plate (24) is fixedly connected to the inner side of the fixing plate (23), the inner side of the fixing plate (24) is fixedly connected with the surfaces of the double-mixing nozzle pipe I (102) and the double-mixing nozzle pipe II (105), a through hole (25) is formed in the right side of the fixing plate (23), and the inner side of the through hole (25) is fixedly connected with the surfaces of the double-mixing nozzle pipe I (102) and the double-mixing nozzle pipe II (105).
  4. 4. The double-mixing nozzle of the denitration ammonia injection device according to claim 3, wherein the inner wall of the plugging ring (32) is fixedly connected with a sealing ring (4), and the inside of the sealing ring (4) is in sliding connection with the surface of the plugging head (33).
  5. 5. The double-mixing nozzle of the denitration ammonia spraying device according to claim 4, wherein the outer side of the positioning plate (35) is fixedly connected with a sliding block (5), sliding grooves (6) are formed in two sides of the inner wall of the connecting pipe (31), and the sliding grooves (6) are in sliding connection with the sliding block (5).
  6. 6. The double-mixing nozzle of the denitration ammonia injection device according to claim 5, wherein the top of the connecting rod (34) is fixedly connected with a limiting disc (7), and the bottom of the limiting disc (7) is contacted with the top of the connecting plate (37).

Description

Denitration ammonia spraying equipment double-mixing nozzle Technical Field The utility model relates to the technical field of denitration ammonia spraying equipment, in particular to a double-mixing nozzle of denitration ammonia spraying equipment. Background The denitration ammonia spraying device is widely applied to various industrial emission sources, such as coal-fired power plants, glass manufacturing, cement production and the like, so as to reduce the emission of nitrogen oxides and achieve the environmental protection standard. For example, the new three gorges material completes the upgrade of the product line environment-friendly system, implements the denitration precise ammonia spraying technology, and realizes ultra-low emission. The denitration ammonia spraying device is formed by assembling various components, the double-mixing nozzle is a component on the denitration ammonia spraying device, as disclosed in China patent publication No. CN103846172A, and comprises a feed liquid pipe, a vortex flow guide disc and a tangential flow guide, wherein the feed liquid pipe is provided with a through liquid chamber, one end of the feed liquid pipe is a spraying end, the other end of the feed liquid pipe is a liquid inlet end, the vortex flow guide disc is arranged at an inlet end of the feed liquid pipe, a liquid inlet hole is formed in the vortex flow guide disc, the tangential flow guide is sleeved outside the feed liquid pipe, the tangential flow guide comprises a connecting part close to the liquid inlet end and an air inlet part close to the spraying end, the inner diameter of the connecting part is smaller than the inner diameter of the air inlet part, the inner wall of the connecting part is tightly attached to the outer wall of the feed liquid pipe, a first gas chamber is formed between the inner wall of the air inlet part and the outer wall of the feed liquid pipe, and a guide groove for allowing a gas medium to enter the first gas chamber is formed in the outer wall of the air inlet part. The external mixing type double-medium atomizing nozzle can improve the relative speed of the liquid and the gas medium during the spraying, thereby effectively reducing the atomizing pressure to ensure the atomizing degree of the feed liquid, improving the absorption of the tobacco material to the feed liquid, effectively reducing the atomizing pressure to ensure the atomizing degree of the feed liquid during the use, the absorption of tobacco materials to feed liquid is improved, but decompression can not be carried out when the internal pressure of the double-mixing nozzle is overlarge, so that the phenomenon that the nozzle pipeline is easily cracked and burst when the internal water pressure of the double-mixing nozzle is overlarge is caused, the double-mixing nozzle can not be decompressed, and the service life of the nozzle is influenced. Disclosure of utility model In order to solve the problems in the prior art, the utility model aims to provide a double-mixing nozzle of a denitration ammonia injection device, which has the advantage of being capable of decompressing the double-mixing nozzle and solves the problem that the double-mixing nozzle of the denitration ammonia injection device cannot be decompressed. In order to achieve the purpose, the utility model provides the following technical scheme that the double-mixing nozzle of the denitration ammonia injection device comprises: A double mixing nozzle; The spray head distance control mechanism is arranged in the double-mixing nozzle; The decompression mechanism comprises a connecting pipe, the inside fixedly connected with of connecting pipe blocks up the circle, the inside swing joint that blocks up the circle blocks up the head, the top fixedly connected with connecting rod that blocks up the head, the equal fixedly connected with locating plate in both sides on connecting rod surface, the surface of locating plate and the inside sliding connection of connecting pipe, the top fixedly connected with reset spring of locating plate, reset spring's top fixedly connected with link plate, the both sides of link plate respectively with the both sides fixedly connected with of connecting pipe inner wall. As a preferred aspect of the present utility model, the double-mixing nozzle includes a connecting pipe, a first double-mixing nozzle pipe is connected to the top of the connecting pipe, a first hose is connected to the left side of the first double-mixing nozzle pipe, a first spray head is connected to the left side of the first hose, the top of the first double-mixing nozzle pipe is connected to the bottom of the connecting pipe, a second double-mixing nozzle pipe is connected to the top of the connecting pipe, a second hose is connected to the left side of the second double-mixing nozzle pipe, and a second spray head is connected to the left side of the second hose. As the preferable mode of the utility model, the surface of the spray head dist