Search

CN-224221350-U - Accurate regulation and control device of pH of dyestuff processing

CN224221350UCN 224221350 UCN224221350 UCN 224221350UCN-224221350-U

Abstract

The utility model discloses a pH accurate regulation and control device for dye processing, and relates to the technical field of dye processing devices. The pH accurate regulating and controlling device for dye processing comprises a solution storage unit, a mixing reaction unit, a pH sensor, a dosing regulating and controlling unit, a control system, a protective cover and a locking unit. The accurate pH regulating and controlling device for dye processing can realize accurate regulation and stable control of the pH value of the reaction solution. This kind of accurate pH regulation and control helps improving the synthetic quality and the performance uniformity of light filter dyestuff, reduces the product defect that leads to because of the pH is undulant, and the design of rethread protection casing provides the protection to the pH sensor, guarantees its stability, simultaneously, through locking unit's design for the pH sensor convenient assembling, follow-up maintenance and clearance are convenient, have still further guaranteed the stability of the accurate regulation and control of pH.

Inventors

  • MA CHENGLONG
  • CHEN GUOQING
  • BIAN CHANG
  • LI PING
  • JI XIAOWEN

Assignees

  • 宁夏保隆科技有限公司

Dates

Publication Date
20260512
Application Date
20250522

Claims (8)

  1. 1. Accurate regulation and control device of pH of dyestuff processing, its characterized in that includes: the solution storage unit (1) comprises a plurality of groups of liquid storage tanks; a mixing reaction unit (2) comprising a mixing vessel and a stirring structure; a pH sensor (3) mounted on the mixing vessel; the dosing regulation and control unit (4) comprises a plurality of groups of metering pumps which are respectively arranged on pipelines between a plurality of groups of liquid storage tanks and the mixing container; the control system (5) is connected with the pH sensor (3) and the dosing regulation unit (4) and is used for controlling the blanking speed of each liquid storage tank; the protective cover (6) is sleeved outside the pH sensor (3); And a locking unit (7) which is arranged on the mixing container and is used for locking the pH sensor (3).
  2. 2. The accurate adjusting and controlling device of pH of the dye process according to claim 1, wherein the pH sensor (3) is provided with an abutting plate (31), the abutting plate (31) is provided with a limit rod (32), and the locking unit (7) comprises: a rail frame (71) rotatably connected to the mixing vessel; a slider (72) slidably connected to the rail frame (71); The pressing block (73) is fixedly connected to the sliding block (72) and is clamped with the butt plate (31) and the limiting rod (32); the screw rod (74) is rotatably connected to the guide rail frame (71) and is in threaded connection with the sliding block (72).
  3. 3. The accurate pH control device for dye processing according to claim 2, wherein the mixing container is provided with a rotating shaft (711), and the guide rail frame (71) is fixedly connected with a sleeve (712) sleeved on the rotating shaft (711).
  4. 4. The accurate pH control device for dye processing according to claim 2, wherein a rubber pad (33) is movably clamped between the butt plate (31) and the mixing container.
  5. 5. The accurate pH control device for dye processing according to claim 1, wherein the pH sensor (3) is provided with a wire opening (61), and the protective cover (6) is in threaded connection with the wire opening (61).
  6. 6. The precise pH control device for dye processing according to claim 1, wherein the stirring structure comprises: A motor (21) provided to the mixing vessel; And the stirring rod (22) is arranged at the output end of the motor (21) and is positioned in the mixing container.
  7. 7. The device for accurately regulating and controlling the pH of dye processing according to claim 1, wherein a pressure release valve (23) is arranged on the mixing container.
  8. 8. The device for accurately regulating and controlling the pH of dye processing according to claim 1, wherein a discharge pipe (24) is arranged on the mixing container.

Description

Accurate regulation and control device of pH of dyestuff processing Technical Field The utility model relates to the technical field of dye processing devices, in particular to a pH accurate regulating device for dye processing. Background The optical filter has a vital function in the modern optical field and is widely applied to a plurality of fields such as photography, optical instruments, display technology and the like. While the performance of the filter depends to a large extent on the dye used. With the continuous development of technology, the performance requirements for the filter dye are also higher and higher, for example, specific absorption spectrum, high stability, good light resistance, chemical resistance and the like are required. Therefore, the development of novel filter dyes is one of the hot spots of current research. In the preparation process of the optical filter dye, accurate regulation and control of the pH value are key links for influencing the quality and the performance of the dye. The traditional pH regulating method often has some limitations, such as the use of a conventional acid-base titration mode, difficulty in realizing accurate control of pH value, unstable synthesis reaction of dye and large fluctuation of product quality. In addition, the manual operation for pH adjustment is not only inefficient, but also easily affected by human factors, and it is difficult to ensure the consistency of each reaction condition. Therefore, developing a device capable of accurately regulating and controlling the pH value has important significance for improving the preparation efficiency and the product quality of the filter dye. Aiming at the defects of the prior art, the utility model provides a pH accurate regulating and controlling device for dye processing, so as to solve the problems. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides the accurate pH regulating device for dye processing, and the accurate regulation and stable control of the pH value of the reaction solution can be realized through the design of the solution storage unit, the mixing reaction unit, the pH sensor, the dosing regulating unit and the control system. This kind of accurate pH regulation and control helps improving the synthetic quality and the performance uniformity of light filter dyestuff, reduces the product defect that leads to because of the pH is undulant, and the design of rethread protection casing provides the protection to the pH sensor, guarantees its stability, simultaneously, through locking unit's design for the pH sensor convenient to assemble, follow-up maintenance and clearance are convenient, have still further guaranteed the stability of the accurate regulation and control of pH, satisfy the user demand. The utility model is realized by the following technical scheme that the pH accurate regulating device for dye processing comprises a solution storage unit, a mixing reaction unit, a pH sensor, a dosing regulating unit, a control system, a protective cover and a locking unit; the solution storage unit comprises a plurality of groups of liquid storage tanks; The mixing reaction unit comprises a mixing container and a stirring structure; a pH sensor is mounted on the mixing vessel; The dosing regulation and control unit comprises a plurality of groups of metering pumps which are respectively arranged on pipelines between a plurality of groups of liquid storage tanks and the mixing container; the control system is connected with the pH sensor and the dosing regulation unit and is used for controlling the blanking speed of each liquid storage tank; the protective cover is sleeved outside the pH sensor; The locking unit is arranged on the mixing container and used for locking the pH sensor. Preferably, be equipped with the butt joint board on the pH sensor, be equipped with the gag lever post on the butt joint board, locking unit includes: the guide rail frame is rotationally connected to the mixing container; the sliding block is connected to the guide rail frame in a sliding manner; The pressing block is fixedly connected to the sliding block and is clamped with the abutting plate and the limiting rod; The screw rod is rotationally connected to the guide rail frame and is in threaded connection with the sliding block. Preferably, the mixing container is provided with a rotating shaft, and the guide rail frame is fixedly connected with a sleeve sleeved on the rotating shaft. Preferably, a rubber pad is movably clamped between the butt plate and the mixing container. Preferably, the pH sensor is provided with a wire opening, and the protective cover is connected to the wire opening in a threaded manner. Preferably, the stirring structure includes: the motor is arranged on the mixing container; the stirring rod is arranged at the output end of the motor and positioned inside the mixing container. Preferably, a pressure release valve is arrange