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CN-224207415-U - Rectifying still is used in safe processing of ultrapure ammonia

CN224207415UCN 224207415 UCN224207415 UCN 224207415UCN-224207415-U

Abstract

The utility model discloses a rectifying still for safely processing ultra-pure ammonia, and relates to the technical field of ultra-pure ammonia processing. The utility model comprises a kettle cover and a kettle body connected with the kettle cover through flange bolts, wherein two heating covers which are connected symmetrically are sleeved on the periphery of the kettle cover, connecting ring blocks are fixed at the middle positions of the periphery of the heating cover, adjusting ring openings communicated with the inside of sliding holes are formed on the periphery of the connecting ring blocks, inserting holes are formed at the two end positions of the upper surface of the connecting ring blocks, stretching plates are arranged at the upper end parts of baffle plates, and two inserting rods positioned at the two side surfaces of a vertical plate are arranged below the stretching plates. According to the utility model, the heating cover is arranged at the peripheral side of the kettle body and the plug rod is inserted into the plug hole, so that the problem that the interior of the rectifying kettle cannot be rapidly and uniformly heated, the rectifying efficiency of ultrapure ammonia processing can be reduced, the stable installation of the heating cover cannot be ensured, and the heating cover cannot be rapidly disassembled and assembled is solved.

Inventors

  • HUANG JIADOU
  • LI LINSHENG
  • LIU DEWEN
  • LI BINJIAN

Assignees

  • 云南祥丰同辉新材料科技有限公司

Dates

Publication Date
20260508
Application Date
20250527

Claims (7)

  1. 1. The rectifying kettle for the ultra-pure ammonia safe processing comprises a kettle cover (1) and a kettle body (2) connected with the kettle cover (1) through flange bolts, and is characterized in that two heating covers (3) which are symmetrically arranged are sleeved on the periphery of the kettle cover (1), connecting ring blocks (301) are fixedly arranged in the middle of the periphery of the heating covers (3), sliding holes (303) are formed in the connecting ring blocks (301) in a penetrating mode, adjusting ring openings (304) communicated with the inner portions of the sliding holes (303) are formed in the outer periphery of the connecting ring blocks (301), adjusting T-shaped ring plates (5) are arranged in the inner portions of the adjusting T-shaped ring openings (304) in a sliding mode, and assembling ring rods (501) in the sliding holes (303) are fixedly arranged on the inner side walls of the adjusting T-shaped ring plates (5); The utility model discloses a plug hole, including connecting ring piece (301), connecting ring piece (301) upper surface, spliced eye (306) have all been seted up to both ends position, the middle part of adjusting T crown plate (5) upper surface all be fixed with L shaped plate (502) that connect ring piece (301) upper surface slip and meet, the up end of L shaped plate (502) all is fixed with riser (503), the upper end of riser (503) all is fixed with baffle (505), the upper end of baffle (505) all is provided with tensile board (4), the below of tensile board (4) all is provided with two and is located peg graft pole (403) of riser (503) both sides face.
  2. 2. The rectifying still for the safe processing of ultra-pure ammonia according to claim 1, wherein a plurality of heating pipes (302) which are uniformly distributed in a ring shape are fixed in the heating cover (3).
  3. 3. The rectifying still for the safe processing of ultra-pure ammonia according to claim 1, wherein the circumferential side of the still body (2) is provided with a ring groove (201), and the upper end parts of the heating covers (3) are all fixed with positioning rings (305) which are in sliding clamping connection with the inner positions of the ring groove (201).
  4. 4. The rectifying still for the safe processing of ultra-pure ammonia according to claim 1, wherein through holes (504) are formed in the upper surfaces of the L-shaped plates (502) positioned on two sides of the vertical plate (503), and the plugging rods (403) are respectively plugged in the inner positions of the similar through holes (504).
  5. 5. The rectifying still for the safe processing of ultra-pure ammonia according to claim 4, wherein movable holes (506) are respectively formed in positions, corresponding to the through holes (504), of the upper end faces of the baffles (505), round blocks (402) are respectively fixed at the upper end parts of the plugging rods (403), and the diameters of the round blocks (402) are larger than the diameters of the through holes (504) and the movable holes (506).
  6. 6. The rectifying still for the safe processing of ultra-pure ammonia according to claim 5, wherein movable rods (401) which slide through the inner positions of the movable holes (506) are fixed on the upper surfaces of the round blocks (402), and the ends of the movable rods (401) which pass through the movable holes (506) are fixedly connected with the lower surfaces of the stretching plates (4).
  7. 7. The rectifying still for the safe processing of ultra-pure ammonia according to claim 6, wherein springs (404) connected with the lower surface of the baffle plate (505) are fixed on the upper surface of the round block (402), and the springs (404) are sleeved at the peripheral side positions of the movable rod (401).

Description

Rectifying still is used in safe processing of ultrapure ammonia Technical Field The utility model belongs to the technical field, and particularly relates to a rectifying still for safe processing of ultra-pure ammonia. Background Ultrapure ammonia is the main raw material of the microelectronic silicon nitride masking film, and in the processing of ultrapure ammonia, rectification treatment is needed, and the rectification is a separation process for separating each component by utilizing the difference of the volatility of each component in the mixture, so that a corresponding rectifying kettle is needed, but the following defects still exist in actual use: 1. When the existing rectifying still is used, heat conduction oil is adopted to heat the rectifying still, but the mode cannot quickly and uniformly heat the interior of the rectifying still, so that the rectifying efficiency of ultra-pure ammonia processing can be reduced; 2. When installing the week side position at rectifying still with the heating lid, because the installation of unable assurance heating lid is stable, and then can influence the heating time to rectifying still, simultaneously because do not possess and carry out quick assembly disassembly to the heating lid, and then can't be convenient for overhaul the inner structure of heating lid. Disclosure of utility model The utility model aims to provide a rectifying still for the safe processing of ultra-pure ammonia, which solves the problems that the rectifying efficiency of the ultra-pure ammonia processing can be reduced and the heating cover can not be stably installed and can not be quickly disassembled and assembled because the heating cover is installed at the peripheral side of the still body and the plug rod is inserted into the plug hole. In order to solve the technical problems, the utility model is realized by the following technical scheme: The utility model relates to a rectifying kettle for ultra-pure ammonia safe processing, which comprises a kettle cover and a kettle body connected with the kettle cover through flange bolts, wherein two heating covers which are connected in a symmetrical mode are sleeved on the periphery side of the kettle cover, connecting ring blocks are fixed in the middle of the periphery side of the heating cover, sliding holes are formed in the connecting ring blocks in a penetrating mode, adjusting ring openings communicated with the inner parts of the sliding holes are formed in the outer periphery sides of the connecting ring blocks, adjusting T-shaped ring plates are arranged in the adjusting ring openings in a sliding mode, and assembling ring rods which are arranged in the sliding holes in a sliding mode are fixed on the inner side walls of the adjusting T-shaped ring plates; The spliced eye has all been seted up to the both ends position of connection ring piece upper surface, and the middle part of regulation T crown block upper surface all is fixed with the L shaped plate that meets with connection ring piece upper surface slip, and the up end of L shaped plate all is fixed with the riser, and the upper end of riser all is fixed with the baffle, and the upper end of baffle all is provided with the extension board, and the below of extension board all is provided with two plug rods that are located riser both sides face. Further, a plurality of heating pipes which are uniformly distributed in a ring shape are fixed in the heating cover. Further, the circumferential side of the kettle body is provided with a ring groove, and the upper end parts of the heating covers are all fixed with positioning rings which are in sliding clamping connection with the inner positions of the ring groove. Further, through holes are formed in the upper surfaces of the L-shaped plates located on the two sides of the vertical plate, and the inserting rods are inserted into the inner positions of the similar through holes respectively. Further, the upper end face of the baffle plate is provided with movable holes in a penetrating mode at positions corresponding to the through holes, round blocks are fixed at the upper end portions of the inserting connection rods, and the diameters of the round blocks are larger than the diameters of the through holes and the movable holes. Further, the upper surface of the round block is fixedly provided with a movable rod which slides through the inner position of the movable hole, and the end part of the movable rod, which passes through the movable hole, is fixedly connected with the lower surface of the stretching plate. Further, springs connected with the lower surface of the baffle are fixed on the upper surface of the round block, and the springs are sleeved on the periphery of the movable rod. The utility model has the following beneficial effects: 1. When the heating kettle is used, the two heating covers are sleeved at the peripheral side positions of the kettle body, so that the positioning ring at the upper end part