CN-116966619-B - Ammonia nitrogen distillation equipment

CN116966619BCN 116966619 BCN116966619 BCN 116966619BCN-116966619-B

Abstract

The invention relates to ammonia nitrogen distillation equipment which comprises a frame, an ammonia nitrogen separation device and a collecting device, wherein the frame is provided with a collecting station, the ammonia nitrogen separation device is arranged on the frame and comprises a distillation head, a first jacking component and a steam generating component, the distillation head is provided with an open accommodating cavity, a steam inlet and a steam outlet, the steam inlet and the steam outlet are communicated with the accommodating cavity, the first jacking component is movably arranged in the vertical direction, a sample bottle is abutted against the accommodating cavity from bottom to top, the steam generating component is communicated with the steam inlet, the steam generating component is used for inputting quantitative steam into the sample bottle, the collecting device is arranged on the collecting station and comprises a weighing device and a condenser, and the condenser is respectively communicated with the steam outlet and the collecting bottle. According to the invention, the quantity of liquid entering the collecting bottle is accurately controlled by combining the quantitatively input steam and the weight weighed by the weighing device, so that the detection accuracy is improved for the subsequent ammonia nitrogen measurement, and the detection result error is small.

Inventors

CHU TAO
YAO JINGJING
LU YONG

Assignees

湖北鼎泰高科有限公司

Dates

Publication Date: 20260505
Application Date: 20230801

Claims (8)

1. An ammonia nitrogen distillation apparatus, comprising: The rack is provided with a collecting station; The ammonia nitrogen separation device is arranged on the rack and comprises a distillation head, a first jacking component and a steam generation component, wherein the distillation head is provided with a containing cavity with an opening at the lower end, the distillation head is also provided with a steam inlet and a steam outlet which are communicated with the containing cavity, the first jacking component is positioned below the distillation head and is movably arranged along the vertical direction, the first jacking component is used for propping up a sample bottle in the containing cavity from bottom to top from the opening so as to enable the sample bottle to be in sealing fit with the distillation head, the steam generation component is communicated with the steam inlet, and the steam generation component is used for inputting quantitative steam into the sample bottle; The collecting device is arranged at the collecting station and comprises a weighing device and a condenser, the weighing device is used for placing a collecting bottle and weighing the collecting bottle and liquid in the collecting bottle, the condenser is respectively communicated with the steam outlet and the collecting bottle, and the condenser is used for condensing steam output from the distillation head into liquid and conveying the liquid into the collecting bottle; The weighing device is movably mounted on the frame along a first direction, so as to have a working state of moving to the collecting station and a avoiding state of exiting from the collecting station, the ammonia nitrogen distillation equipment further comprises a collecting assembly, the collecting assembly comprises a collecting tray, a second driving mechanism, a second jacking assembly and a clamping assembly, the collecting tray is rotatably mounted on the frame along a vertical axis and is located below the weighing device, the collecting tray is provided with a plurality of collecting holes, the collecting holes are distributed at intervals along the circumferential direction, the collecting holes are used for placing collecting bottles, the second driving mechanism is connected with the collecting tray, the second jacking assembly is movably arranged on the frame along the vertical direction and is located below the collecting tray, the clamping assembly is arranged above the weighing device, so that when in the avoiding state, the second jacking assembly is used for jacking the collecting bottles, and the clamping assembly clamps the collecting bottles, so that when in the working state, the clamping assembly loosens the collecting bottles, and the collecting bottles are placed on the weighing device.
2. The ammonia nitrogen distillation apparatus of claim 1, wherein the steam generation assembly comprises a liquid injector and a steam generator, the liquid injector, the steam generator and the distillation head being connected in sequence, the liquid injector being configured to input a quantity of water to the steam generator, the steam generator being configured to vaporize water into steam and deliver the steam to the distillation head.
3. The ammonia nitrogen distillation apparatus according to claim 2, wherein the liquid injector comprises a liquid injection cylinder, a piston assembly and a first driving assembly, the liquid injection cylinder is arranged on the frame, an interface connected with an inner cavity of the liquid injection cylinder is arranged at the lower end of the liquid injection cylinder, the interface is communicated with the steam generator, the piston assembly is slidably arranged on the liquid injection cylinder along the vertical direction, the upper end of the piston assembly extends out of the liquid injection cylinder, and the first driving assembly is connected with the upper end of the piston assembly and is used for driving the piston assembly to move.
4. The ammonia nitrogen distillation apparatus according to claim 3 wherein the steam generator comprises a steam generating member and a heating member, the steam generating member is provided with a gasification chamber and a first inlet and a first outlet which are communicated with the gasification chamber, the first inlet is communicated with the interface, the first outlet is communicated with the steam inlet, the steam generating member is further provided with a mounting hole, the mounting hole is positioned below the gasification chamber, the heating member is provided in the mounting hole, and the heating member is used for vaporizing water in the gasification chamber.
5. The ammonia nitrogen distillation apparatus according to claim 4 wherein the ammonia nitrogen separation device further comprises a heat-insulating cylinder, wherein the heat-insulating cylinder is sleeved on the periphery of the distillation head and is used for insulating the distillation head, and the distillation head is made of polytetrafluoroethylene.
6. The ammonia nitrogen distillation apparatus according to claim 1, further comprising a loading assembly comprising a sample tray and a first drive mechanism, the sample tray being rotatably mounted to the frame along a vertical axis and positioned between the distillation head and the first jacking assembly, the sample tray being provided with a plurality of sample holes arranged at circumferentially spaced intervals, the sample holes being for placement of sample bottles, the first drive mechanism being connected to the sample tray for driving the sample tray to rotate.
7. The ammonia nitrogen distillation apparatus according to claim 1, wherein the condenser comprises a condenser tube, a collecting tube and a water pumping device, the condenser tube is provided with a first tube cavity and a second tube cavity which are arranged along the inner and outer directions at intervals, the condenser tube is further provided with a water inlet and a water outlet which are communicated with the first tube cavity, and a steam inlet and a condensate outlet which are communicated with the second tube cavity, the steam inlet is communicated with the steam outlet, the upper end of the collecting tube is communicated with the condensate outlet, the lower end of the collecting tube is used for extending into a collecting bottle, and the water pumping device is respectively communicated with the water inlet and the water outlet.
8. The ammonia nitrogen distillation apparatus of claim 7, further comprising a cleaning assembly disposed on the frame, the cleaning assembly configured to clean the collection tube.

Description

Ammonia nitrogen distillation equipment Technical Field The invention relates to the technical field of ammonia nitrogen detection equipment, in particular to ammonia nitrogen distillation equipment. Background Distillation is a thermodynamic separation process that utilizes the difference in boiling points of the components of a mixed liquid or liquid-solid system to vaporize the lower boiling components and recondensing to separate the entire components, a combination of both the vaporizing and condensing unit operations. CN204594772U a quality of water ammonia nitrogen distillation plant, including electric heating jacket, kai's flask, decide nitrogen ball, condenser pipe and receiving bottle, decide the straight tube of nitrogen ball to stretch into in the Kai's flask, decide the inclined tube of nitrogen ball with the top intercommunication of condenser pipe, the bottom of condenser pipe with receiving bottle intercommunication, the bottom intercommunication of condenser pipe has the pipe, the pipe stretches into in the receiving bottle, the upper portion of pipe is equipped with the detection chamber, the outer wall of detection chamber is equipped with infrared geminate transistors, infrared geminate transistors electricity is connected with pulse counter. However, in the prior art, only the pulse counter is used for measuring, the measuring precision is poor, and the error of the detection result is large. Disclosure of Invention In view of the foregoing, it is necessary to provide an ammonia nitrogen distillation apparatus for solving the technical problems of poor measurement accuracy and larger error of detection result in the prior art by only measuring through a pulse counter. The invention provides an ammonia nitrogen distillation device, which comprises: The rack is provided with a collecting station; The ammonia nitrogen separation device is arranged on the rack and comprises a distillation head, a first jacking component and a steam generation component, wherein the distillation head is provided with a containing cavity with an opening at the lower end, the distillation head is also provided with a steam inlet and a steam outlet which are communicated with the containing cavity, the first jacking component is positioned below the distillation head and is movably arranged along the vertical direction, the first jacking component is used for propping up a sample bottle in the containing cavity from bottom to top from the opening so as to enable the sample bottle to be in sealing fit with the distillation head, the steam generation component is communicated with the steam inlet, and the steam generation component is used for inputting quantitative steam into the sample bottle; the collecting device is arranged at the collecting station and comprises a weighing device and a condenser, the weighing device is used for placing a collecting bottle and weighing the collecting bottle and liquid in the collecting bottle, the condenser is respectively communicated with the steam outlet and the collecting bottle, and the condenser is used for condensing steam output from the distillation head into liquid and conveying the liquid into the collecting bottle. Optionally, the steam generating assembly includes annotate liquid ware and steam generator, annotate liquid ware steam generator with the distillation head connects gradually, annotate liquid ware is used for to steam generator input quantitative water, steam generator is used for evaporating water into steam and carries to the distillation head, wherein, steam generator's material is polytetrafluoroethylene. Optionally, annotate the liquid ware and include annotate liquid section of thick bamboo, piston assembly, first drive assembly, annotate the liquid section of thick bamboo and locate the frame, annotate the lower extreme of liquid section of thick bamboo be equipped with connect its inner chamber the interface, the interface with steam generator intercommunication, piston assembly along vertical direction slidable mounting in annotate liquid section of thick bamboo, and the upper end stretches out to annotate outside the liquid section of thick bamboo, first drive assembly with piston assembly's upper end is connected, is used for the drive piston assembly activity. Optionally, the first drive assembly includes connecting piece, first lead screw and first driving motor, the connecting piece is followed vertical direction slidable mounting in the base, the connecting piece with piston assembly upper end is connected, the connecting piece still is equipped with the screw hole, first lead screw along vertical direction axis rotate install in the base, first lead screw with connecting piece screw thread fit, first driving motor with one end of first lead screw is connected. Optionally, the steam generator includes steam generating part and heating part, the steam generating part is located the frame, the steam generating part is equipped with the g