CN112157097B - Cuvette group belt cleaning device - Google Patents
Cuvette group belt cleaning device Download PDFInfo
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- CN112157097B CN112157097B CN202011047303.0A CN202011047303A CN112157097B CN 112157097 B CN112157097 B CN 112157097B CN 202011047303 A CN202011047303 A CN 202011047303A CN 112157097 B CN112157097 B CN 112157097B
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- cleaning
- tank
- pump
- cuvette
- controller
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- 238000004140 cleaning Methods 0.000 title claims abstract description 206
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 210
- 238000000034 method Methods 0.000 claims abstract description 54
- 239000010865 sewage Substances 0.000 claims abstract description 26
- 230000008569 process Effects 0.000 claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 239000007788 liquid Substances 0.000 claims description 79
- 239000007921 spray Substances 0.000 claims description 40
- 238000005406 washing Methods 0.000 claims description 31
- 230000008595 infiltration Effects 0.000 claims description 17
- 238000001764 infiltration Methods 0.000 claims description 17
- 238000007605 air drying Methods 0.000 claims description 16
- 238000004891 communication Methods 0.000 claims description 16
- 238000000746 purification Methods 0.000 claims description 9
- 238000011049 filling Methods 0.000 claims description 5
- 239000008213 purified water Substances 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 4
- 238000005086 pumping Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 14
- 239000002699 waste material Substances 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 238000012864 cross contamination Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000012459 cleaning agent Substances 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 238000004737 colorimetric analysis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/20—Cleaning containers, e.g. tanks by using apparatus into or on to which containers, e.g. bottles, jars, cans are brought
- B08B9/28—Cleaning containers, e.g. tanks by using apparatus into or on to which containers, e.g. bottles, jars, cans are brought the apparatus cleaning by splash, spray, or jet application, with or without soaking
- B08B9/34—Arrangements of conduits or nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention relates to the technical field of cuvette cleaning, in particular to a cuvette set cleaning device which comprises a case, a sewage tank, a clean water tank, a cleaning tank, a controller, an operation panel and a cleaning mechanism, wherein the case is provided with a cleaning cavity; the upper surface of the case is provided with a sector-shaped groove on the horizontal projection surface, and the groove is provided with a plurality of through holes; the sewage tank is arranged below the groove, an operation panel is arranged at the upper end of the case, and the sewage tank, the clean water tank, the clean tank and the controller are arranged in the case; the cleaning mechanism comprises a plurality of sliding frames, a plurality of sliding blocks, a plurality of hoses, a main pipeline, a plurality of electric control valves, a plurality of nozzles, a clean water pump and a cleaning pump; the invention does not need to move the cuvette during the process of cleaning the cuvette, can be suitable for cleaning the cuvette group used by most analyzers, has strong universality, does not need to take down the cuvette on the cuvette group during cleaning, and has simple and convenient operation, good cleaning effect and good pollution discharge effect.
Description
Technical Field
The invention relates to the technical field of cuvette cleaning, in particular to a cuvette group cleaning device.
Background
Cuvette (cuvette) is an equipment instrument for spectroscopic analysis. The method mainly comprises the steps of firing quartz cuvettes by quartz powder, and also comprises cuvettes such as trace, semi-trace, fluorescence and the like, wherein in the field of analysis and assay, when a colorimetric method is required to be used for analyzing a sample, the cuvettes used by an analyzer are basically arranged in groups, each cuvette group is of a fan-shaped structure, each cuvette group consists of a plurality of cuvettes, the cuvettes used by the analyzers of different types are different, the cuvette groups used for different experimental purposes are also different, the cuvette spacing difference of the cuvette groups of different types is larger, the number of the included cuvettes is inconsistent, the circular arc diameters of the cuvettes are also different, the cuvettes of part of the cuvette groups are detachable, and the cuvettes of part of the cuvette groups are not detachable; the cuvette belongs to a non-disposable article. In the prior art, some devices for cleaning the cuvette exist, and in a specific case, the device can clean the cuvette set, for example, the cleaning device for the cuvette of the full-automatic biochemical analyzer disclosed in the utility model of China with the application number of CN200520094114.3, but the existing cleaning devices cannot be adjusted because the cleaning needle seat is fixed, so that one cleaning device can only be used for a cuvette set of one type, and the device is extremely weak in universality and not strong in practicability; the existing cuvette set cleaning device is provided with more movement mechanisms such as an electric motor, an electric push rod and the like, is complex in structure, and each link in the cleaning process needs to move the cuvette relative to the cleaning device, so that the time is long, and if the cleaning program is input by mistake, the cuvette is easy to collide with the cleaning device, so that the cuvette and the cleaning device are damaged; the existing cuvette group is mainly used for brushing the cuvettes through the hairbrushes, stains on the hairbrushes are not easy to remove, one cuvette is brushed and the other cuvette is brushed, cross contamination is easy to occur, and the conditions of stain residue and the like are caused.
Disclosure of Invention
In order to solve the problems, the invention aims to provide a cuvette set cleaning device, which adopts the following technical scheme:
A cuvette set cleaning device comprises a case, a sewage tank, a clean water tank, a cleaning tank, a controller, an operation panel and a cleaning mechanism;
The upper surface of the case is provided with a sector-shaped groove on a horizontal projection surface, the radial section of the groove along the sector shape is in a ladder shape with a concave middle part, the bottom end surface of the lower concave part of the groove is horizontally arranged, a plurality of through holes are arranged on the end surface, and the bottom surfaces of the two sides of the lower concave part of the groove incline downwards from being far away from the lower concave part to the lower concave part; the sewage tank is arranged below the groove, a tank opening is formed in the upper side of the sewage tank, each through hole is positioned above the tank opening, and the outer space of the case is communicated with the sewage tank through the tank opening; an operation panel is also arranged at the upper end of the case; a sewage tank, a clean water tank, a clean tank and a controller are arranged in the case; the clean water tank and the clean tank are respectively provided with a water filling port; the operation panel is connected with the controller;
The cleaning mechanism comprises a plurality of sliding frames, a plurality of sliding blocks, a plurality of hoses, a main pipeline, a plurality of electric control valves, a plurality of nozzles, a clean water pump and a cleaning pump; the sliding frame is of a frame body structure with four side plates connected end to end, one opening of the sliding frame is upward, the other opening of the sliding frame is downward, the length direction of the sliding frame is along the radial direction of the groove, the sliding frame is slidably arranged in the downward recess of the groove, the sliding direction is along the circumferential direction of the groove, a sliding block is slidably arranged on each sliding frame, the sliding direction is along the length direction of the sliding frame, communication holes are formed in the sliding blocks, one end of each communication hole is communicated with one end of a hose, the other end of the hose of each communication hole is respectively communicated with the main pipeline, and an electric control valve is respectively arranged on the hose of each communication hole; a nozzle is rotatably arranged on each sliding block, the rotation axis of the nozzle is vertically arranged, the end part of the lower end of the nozzle is provided with a water inlet, the water inlet of the nozzle is communicated with the other end of the communication hole, the nozzle is in a cylindrical tube shape, a plurality of spray holes are formed in the nozzle, the spray holes are communicated with the inner side and the outer side of the nozzle, all spray holes on the side surface of the nozzle are inclined clockwise or anticlockwise along the circumferential direction of the nozzle, and the rotation directions of all spray holes on the side surface of the nozzle are consistent; the water inlet of the clean water pump is communicated with the clean water tank through a hose, and the water outlet of the clean water pump is communicated with the main pipeline through a hose; the water inlet of the cleaning pump is communicated with the cleaning box through a hose, and the water outlet of the cleaning pump is communicated with the main pipeline through a hose; all the electric control valves, the water purifying pump and the cleaning pump are respectively connected with the controller;
preferably, a notch is formed in the lower end portion of the sliding frame.
Preferably, the operation panel is a touch display screen.
Preferably, the sliding frame is provided with a sliding block, the groove is provided with a sliding groove, and the sliding block is in interference sliding connection with the sliding groove; the sliding block is provided with a protruding block, the sliding frame is provided with a sliding rail, and the protruding block is in interference sliding connection with the sliding rail.
Preferably, the cleaning device further comprises a cleaning cover, and the cleaning cover is detachably covered on the groove.
Preferably, the volume of the foul water tank is greater than the sum of the volume of the clean water tank and the volume of the clean tank.
Preferably, the foul water tank, the clean water tank and the clean tank are all provided with water discharge ports.
Preferably, the fan heater also comprises a fan heater, wherein an air outlet of the fan heater is communicated with the main pipeline through a hose, and the fan heater is connected with the controller.
Preferably, liquid level sensors are arranged in the clean water tank and the clean water tank, and the liquid level sensors are connected with a controller.
Based on the above, the control method of the present invention includes a control method of:
opening the valve program: in the initial state, all the electric control valves are in a closed state, the controller opens the electric control valves from right to left, and the number of the opened electric control valves is equal to the number of the cuvettes input by a user on the operation panel;
Measuring range of the cleaning liquid is detected: the controller obtains the liquid level conditions of the respective liquids in the clean water tank and the clean tank through the liquid level sensor, calculates the residual volumes of the respective liquids in the clean water tank and the clean tank according to the preset size parameters of the clean water tank and the clean tank, calculates the volumes of the respective liquids in the clean water tank and the clean tank required to be consumed according to the selected cleaning mode, alarms when the volume of any required liquid is larger than the residual volume of any required liquid, stops the cleaning process, and executes the selected cleaning mode process when the volumes of all required liquids are smaller than the residual volumes of the required liquids;
And (3) a purified water infiltration procedure: the controller turns off the clean pump and the warm air blower, the controller intermittently turns on the clean water pump, and controls the power of the clean water pump, the turn-on power of the clean water pump is calculated and determined by the controller according to the number of the turned-on electric control valves, the clean water pump sucks liquid in the clean water tank through the hose and pumps the liquid to the nozzle through the main pipe and the hose, the liquid in the clean water tank is sprayed out from the spray hole of the nozzle, and the water flow can completely moisten the inner wall of the cuvette;
And (3) a water purification washing procedure: the controller turns off the cleaning pump and the air heater, the controller continuously turns on the clean water pump and controls the power of the clean water pump, the starting power of the clean water pump is calculated and determined by the controller according to the number of the opened electric control valves, and the liquid in the clean water tank is sprayed out from the spray hole of the nozzle and washes the inner wall of the cuvette;
Cleaning solution infiltration procedure: the controller turns off the water purifying pump and the warm air blower, the controller intermittently turns on the cleaning pump and controls the power of the cleaning pump, the starting power of the cleaning pump is calculated and determined by the controller according to the number of the opened electric control valves, the cleaning pump sucks liquid in the cleaning tank through the hose and pumps the liquid to the nozzle through the main pipe and the hose, the liquid in the cleaning tank is sprayed out from the spray hole of the nozzle, and the water flow can completely moisten the inner wall of the cuvette;
Cleaning and washing procedures: the controller turns off the water purifying pump and the warm air blower, the controller continuously turns on the cleaning pump and controls the power of the cleaning pump, the starting power of the cleaning pump is calculated and determined by the controller according to the number of the opened electric control valves, and the liquid in the cleaning box is sprayed out from the spray hole of the nozzle and washes the inner wall of the cuvette;
The water purification washing procedure and the cleaning washing procedure are circulated within a certain number of times according to the needs of users, and the water purification washing is performed once again after the circulation is finished.
Air drying procedure: the controller turns off the clean water pump and the cleaning pump, the controller continuously turns on the warm air blower, and dry warm air flow is sprayed to the inner wall of the cuvette through the main pipeline, the hose and the nozzle, so that the drying of the cuvette is accelerated.
After the cleaning is finished, the controller closes all the electric control valves, the water purifying pump, the cleaning pump and the air heater, and prompts.
In conclusion, by adopting the technical scheme, the invention has the beneficial effects that:
1. The sliding frame can slide along the circumferential direction of the groove, and the sliding block can slide along the length direction of the sliding block, so that the position of the nozzle can be adjusted in a larger range, and the working number of the nozzle is selectable, so that the invention can be suitable for cleaning most cuvette groups used by chemical analyzers, has strong universality, and does not need to take down the cuvettes on the cuvette groups during cleaning, and is simple and convenient to operate;
2. according to the invention, the position of the nozzle is adjusted only by sliding the sliding frame and the sliding block, when the cuvette group to be cleaned is placed, the cup mouth of the cuvette group is only required to be buckled downwards in the groove, one cuvette correspondingly covers one nozzle, a cleaning program is preset in the controller, and the device can be started by selecting a proper cleaning mode option through the operation panel, so that the device is very simple and convenient to use;
3. The invention can clean a group of cuvettes at a time without cleaning the cuvettes in sequence, and has high working efficiency and less time consumption;
4. according to the invention, the cuvette is washed by the water jet, and simultaneously, sewage is automatically discharged into the sewage tank, so that the water in the whole washing process flows, the washing effect is good, the pollution discharge effect is good, and the problem of cross contamination caused by the hairbrush in the prior art is effectively solved;
5. The spray nozzle rotates under the reaction force of the spray water flow, so that the spray water flow rotates along with the spray water flow, the area of the inner wall of the cuvette, which can be directly sprayed by the water flow, is increased, and the single position of the inner wall of the cuvette is intermittently sprayed due to the rotation of the spray water flow, so that the pulse spray washing effect is achieved, and the cleaning effect is greatly improved compared with the prior art under the condition of the same water pressure and the same water flow;
6. In the set clear water infiltration and cleaning solution infiltration process, the nozzles intermittently spray the liquid at a small flow rate, so that the cleaning liquid can be better saved and the electricity can be better saved on the premise of playing a good infiltration effect;
7. the liquid level sensors arranged in the clean water tank and the clean tank can transmit liquid level data in the clean water tank and the clean tank to the controller, the controller judges whether the liquid in the clean water tank and the clean tank meets the cleaning requirement through calculation, if the liquid in the clean water tank and the clean tank does not meet the cleaning requirement, a user is warned and the cleaning process is stopped, so that resource waste and machine abrasion caused by machine idling are avoided, and meanwhile, the situation that a user mistakenly treats a cuvette which is not cleaned as a cuvette which is cleaned is reduced;
8. according to the invention, the cuvette does not need to be moved in the process of cleaning the cuvette, so that the structure of the cuvette is greatly simplified, and impact damage caused by movement of the cuvette in the cleaning process is avoided.
9. The invention has the self-air drying function, the cleaning and air drying are completed once, the cleaned cuvette is not required to be transferred to other devices for air drying, the time and the labor are saved, and the working efficiency is high.
10. According to the invention, the cuvette does not need to be moved in the process of cleaning the cuvette, so that the structure of the cuvette is greatly simplified, and impact damage caused by movement of the cuvette in the cleaning process is avoided.
Drawings
Fig. 1 is a top view of a cuvette set cleaning apparatus according to an embodiment of the present invention.
Fig. 2 is a top view of a second state of the cuvette set cleaning apparatus according to the embodiment of the present invention.
Fig. 3 is a partial cross-sectional view of fig. 1 at A-A after the cleaning cap is applied.
Fig. 4 is a partial enlarged view at B in fig. 3.
Fig. 5 is a cross-sectional view of a nozzle of a cuvette set washing apparatus according to an embodiment of the present invention, perpendicular to a longitudinal direction thereof.
Fig. 6 is a schematic view of waterway connection of a cuvette set cleaning device according to an embodiment of the present invention.
Fig. 7 is a schematic diagram of a control relationship of a cuvette set cleaning device according to an embodiment of the present invention.
Wherein: 1-chassis, 11-groove, 12-through hole, 2-sewage tank, 3-clean water tank, 4-clean tank, 5-controller, 6-operation panel, 7-cleaning mechanism, 71-sliding frame, 711-opening, 72-sliding block, 721-communication hole, 73-hose, 74-main pipe, 75-electric control valve, 76-nozzle, 761-spray hole, 77-clean water pump, 78-clean pump, 8-cleaning cover, 9-fan heater.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. The drawings are for illustrative purposes only, are schematic representations and are not intended to be limiting of the present patent, and in order to better illustrate the embodiments of the present invention, certain elements of the drawings may be omitted, enlarged or reduced, and not represent the actual product size, it will be understood by those skilled in the art that certain well-known structures, elements and descriptions thereof may be omitted, and that all other embodiments obtained by those skilled in the art without making inventive efforts are within the scope of protection of the present invention based on the embodiments of the present invention.
Referring to fig. 1 to 7, in a preferred embodiment of the present invention, a cuvette set washing apparatus includes a casing 1, a sewage tank 2, a clean water tank 3, a clean tank 4, a controller 5, an operation panel 6, and a washing unit 7;
The upper surface of the case 1 is provided with a groove 11 with a sector shape on a horizontal projection plane, the radial section of the groove 11 along the sector shape is in a ladder shape with a concave middle part, the bottom end surface of the concave lower part of the groove 11 is horizontally arranged, a plurality of through holes 12 are arranged on the end surface, and the bottom surfaces of two sides of the concave lower part of the groove 11 incline downwards from being far away from the concave lower part to the concave lower part; the sewage tank 2 is arranged below the groove 11, a tank opening is formed in the upper side of the sewage tank 2, each through hole 12 is positioned above the tank opening, and each through hole 12 enables the outer space of the case 1 to be communicated with the sewage tank 2 through the tank opening, so that water in the groove 11 can flow into the sewage tank 2; an operation panel 6 is also arranged at the upper end of the case 1; a sewage tank 2, a clean water tank 3, a cleaning tank 4 and a controller 5 are arranged in the machine case 1; the clean water tank 3 and the clean tank 4 are respectively provided with a water filling port, the clean water tank 3 of the embodiment is used for containing purified water or deionized water, and the clean tank 4 is used for containing the prepared cleaning agent solution; the operation panel 6 is connected with the controller 5, and the operation panel 6 in the embodiment is a touch display screen, so that the operation is more convenient; the controller 5 of the present embodiment is a programmable singlechip with a buzzer.
The cleaning mechanism 7 comprises a plurality of sliding frames 71, a plurality of sliding blocks 72, a plurality of hoses 73, a main pipeline 74, a plurality of electric control valves 75, a plurality of nozzles 76, a water purifying pump 77 and a cleaning pump 78; the sliding frame 71 is a frame structure with four side plates connected end to end, one opening of the sliding frame 71 is upward, the other opening is downward, the length direction of the sliding frame 71 is along the radial direction of the groove 11, the sliding frame 71 is slidably mounted in the downward recess of the groove 11, the sliding direction is along the circumferential direction of the groove 11, the lower end of the sliding frame 71 of the embodiment is provided with a notch 711, so that the liquid inside the sliding frame 71 can be better discharged outside the sliding frame 71, each sliding frame 71 is slidably mounted with a sliding block 72, the sliding direction is along the length direction of the sliding frame 71, the sliding block 72 is internally provided with a communication hole 721, one end of each communication hole 721 is communicated with one end of a hose 73, the other end of each hose 73 of each communication hole 721 is respectively communicated with the main pipe 74, and each hose 73 of each communication hole 721 is respectively provided with an electric control valve 75; each sliding block 72 is rotatably provided with a nozzle 76, the rotation axis of the nozzle 76 is vertically arranged, the lower end part of the nozzle 76 is provided with a water inlet, the water inlet of the nozzle 76 is communicated with the other end of the communication hole 721, the nozzle 76 is in a cylindrical tube shape, the nozzle 76 is provided with a plurality of spray holes 761, the spray holes 761 are communicated with the inner side and the outer side of the nozzle 76, all the spray holes 761 on the side surface of the nozzle 76 incline clockwise or anticlockwise along the circumferential direction of the nozzle 76, the rotation directions of all the spray holes 761 on the side surface of the nozzle 76 are consistent, and when water flow enters from the water inlet end of the nozzle 76 and is sprayed out from the spray holes 761, the reaction force of the rotation of the nozzle generates tangential component in the circumferential direction on the nozzle 76 so as to enable the nozzle 76 to rotate along with the water flow, thereby enabling the sprayed water flow to rotate along with the water flow, and the aim of more fully soaking or flushing a cuvette is achieved; the water inlet of the clean water pump 77 is communicated with the clean water tank 3 through a hose 73, and the water outlet of the clean water pump 77 is communicated with the main pipeline 74 through a hose 73; the water inlet of the cleaning pump 78 is communicated with the cleaning box 4 through a hose 73, and the water outlet of the cleaning pump 78 is communicated with the main pipeline 74 through a hose 73; all the electric control valves 75, the water purifying pump 77 and the cleaning pump 78 are respectively connected with the controller 5, and the controller 5 is controlled through the operation panel 6, so that all the electric control valves 75, the water purifying pump 77 and the cleaning pump 78 are controlled.
In the embodiment, a sliding block is arranged on the sliding frame 71, a sliding groove is arranged on the groove 11, and the sliding block is in interference sliding connection with the sliding groove; the sliding block 72 is provided with a lug, the sliding frame 71 is provided with a sliding rail, and the lug is in interference sliding connection with the sliding rail; the positions of the sliding frame 71 and the sliding block 72 relative to the groove 11 can be kept stable under the non-artificial action, so that the sliding frame 71 and the sliding block 72 can not automatically move due to the action of water flow in the process of cleaning the cuvette, the nozzle 76 can be kept at the middle position of the cuvette all the time, good cleaning effect is ensured, and the possibility of damage to the cuvette and the nozzle 76 caused by the impact of the nozzle 76 on the inner wall of the cuvette is reduced.
Referring to fig. 3, the present embodiment further includes a cleaning cover 8, where the cleaning cover 8 is detachably covered on the groove 11, and the cleaning cover 8 is covered during the cleaning process, so as to help to block the sputtering of the waste liquid, so as to reduce the pollution of the waste liquid to the environment outside the groove 11.
In this embodiment, the volume of the foul water tank 2 is larger than the sum of the volume of the fresh water tank 3 and the volume of the clean tank 4 to reduce the possibility of water overflow from the foul water tank 2.
In this embodiment, the foul water tank 2, the clean water tank 3 and the clean tank 4 are provided with water discharge ports to facilitate the discharge of foul water and the cleaning of the foul water tank 2, the clean water tank 3 and the clean tank 4.
Referring to fig. 6, in this embodiment, the device further includes a fan heater 9, an air outlet of the fan heater 9 is communicated with a main pipe 74 through a hose 73, the fan heater 9 is connected with the controller 5, and the fan heater 9 sprays warm air into the cuvette through a pipe and a nozzle 76 for drying the cuvette.
In this embodiment, liquid level sensors are provided in both the clean tank 3 and the clean tank 4, and the liquid level sensors are connected to the controller 5 to feed back liquid level information in the clean tank 3 and the clean tank 4 to the controller 5.
Since the cuvette set used in the chemical analyzer has a fan-shaped structure, the cuvette set can be stably inverted, the pressure of water sprayed by the nozzle 76 is high, but since the impact area of the water flow sprayed by the nozzle on the bottom of the cuvette is very small at the same time, as known by the formula (pressure f=pressure p×contact area S), the vertical resultant force generated by the water flow on the cuvette is very small, and the water flow is insufficient to hold up the cuvette set, the cuvette set can be stably inverted in the groove 11 without additionally providing a fixing device, and the cleaning can be completed.
The operation panel 6 of the present embodiment is provided with a number of cuvettes option, four cleaning modes option, air drying mode option, start option, pause option and end option, and the four cleaning modes are respectively: simple cleaning mode, ordinary cleaning mode, powerful cleaning mode and custom cleaning mode, wherein, simple cleaning mode includes: cleaning, water cleaning and air drying; the normal cleaning mode includes: clean water infiltration, clean water washing and air drying; the power cleaning mode includes: clean water infiltration, clean water washing, cleaning solution infiltration, cleaning washing, clean water washing and air drying; the user-defined cleaning mode is to set the times and sequence of clean water infiltration, clean water washing, cleaning solution infiltration, cleaning washing and air drying by the user; the air-drying mode includes only air-drying; in order to prevent the cuvette from emptying due to excessive force of water flow sprayed upwards from the nozzle 76, and to reduce abrasion of the cuvette while ensuring good cleaning effect in the present embodiment, the spraying pressure of the single spray hole 761 is preferably between 0.4MPA and 0.7MPA during cleaning and water washing.
Based on the above, the control method of the present invention includes a control method of:
Opening the valve program: in the initial state, all the electric control valves 75 are in a closed state, the controller 5 opens the electric control valves 75 from right to left, and the number of the opened electric control valves 75 is equal to the number of the cuvettes input by a user on the operation panel 6;
Measuring range of the cleaning liquid is detected: the controller 5 obtains the liquid level conditions of the respective liquids in the clean water tank 3 and the clean tank 4 through the liquid level sensor, calculates the residual volumes of the respective liquids in the clean water tank 3 and the clean tank 4 according to the preset size parameters of the clean water tank 3 and the clean tank 4, calculates the volumes of the respective liquids in the clean water tank 3 and the clean tank 4 required to be consumed according to the selected cleaning mode, and when any required liquid volume is larger than the residual volume thereof, the controller 5 alarms through the touch display screen and the buzzer and stops the cleaning process, and when all required liquid volumes are smaller than the residual volumes thereof, the controller 5 executes the selected cleaning mode process;
And (3) a purified water infiltration procedure: the controller 5 turns off the cleaning pump 78 and the warm air blower 9, the controller 5 intermittently turns on the clean water pump 77 and controls the power of the clean water pump 77, the turn-on power of the clean water pump 77 is calculated and determined by the controller 5 according to the number of the opened electric control valves 75, the clean water pump 77 sucks the liquid in the clean water tank 3 through the hose 73 and pumps the liquid to the nozzle 76 through the main pipe 74 and the hose 73, the liquid in the clean water tank 3 is sprayed out from the spray hole 761 of the nozzle 76, and the water flow can completely moisten the inner wall of the cuvette;
And (3) a water purification washing procedure: the controller 5 turns off the cleaning pump 78 and the warm air blower 9, the controller 5 continuously turns on the clean water pump 77 and controls the power of the clean water pump 77, the starting power of the clean water pump 77 is calculated and determined by the controller 5 according to the number of the opened electric control valves 75, and the liquid in the clean water tank 3 is sprayed out from the spray holes 761 of the spray nozzles 76 and washes the inner wall of the cuvette;
Cleaning solution infiltration procedure: the controller 5 turns off the clean water pump 77 and the warm air blower 9, the controller 5 intermittently turns on the cleaning pump 78, and controls the power of the cleaning pump 78, the opening power of the cleaning pump 78 is calculated and determined by the controller 5 according to the number of the opened electric control valves 75, the cleaning pump 78 sucks the liquid in the cleaning tank 4 through the hose 73 and pumps the liquid to the nozzle 76 through the main pipe 74 and the hose 73, the liquid in the cleaning tank 4 is sprayed out from the spray hole 761 of the nozzle 76, and the water flow can completely moisten the inner wall of the cuvette;
Cleaning and washing procedures: the controller 5 turns off the clean water pump 77 and the warm air blower 9, the controller 5 continuously turns on the cleaning pump 78 and controls the power of the cleaning pump 78, the opening power of the cleaning pump 78 is calculated and determined by the controller 5 according to the number of the opened electric control valves 75, and the liquid in the cleaning box 4 is sprayed out from the spray holes 761 of the spray nozzles 76 and washes the inner wall of the cuvette;
the water purification washing procedure and the cleaning washing procedure circulate within a certain number of times according to the needs of users, and water purification washing is performed once again after the circulation is finished;
Air drying procedure: the controller 5 turns off the clean water pump 77 and the cleaning pump 78, the controller 5 continuously turns on the fan heater 9, and the dry warm air flow is sprayed to the inner wall of the cuvette through the main pipe 74, the hose 73 and the nozzle 76, so that the drying of the cuvette is accelerated.
After the cleaning is finished, the controller 5 closes all the electric control valves 75, the water purifying pump 77, the cleaning pump 78 and the air heater 9 and prompts the cleaning and the air heater through the touch display screen and the buzzer;
in the cleaning process, if the pause option is selected, the controller 5 turns off the clean water pump 77, the cleaning pump 78 and the air heater 9, and waits for the starting option to be selected again and then continues the incomplete cleaning process; during the cleaning process, if the stop option is selected, the controller 5 closes all the electric control valve 75, the water purifying pump 77, the cleaning pump 78 and the air heater 9, and the cleaning process is finished.
Based on the above, the application method of the invention is as follows:
Referring to fig. 1 and 2, the number of nozzles 76 to be used is determined according to the number of cuvettes on the cuvette set, and a corresponding number of nozzles 76 are selected from right to left; determining the position of the nozzle 76 relative to the sliding frame 71 according to the radius of the circular arc surrounded by the cuvettes on the cuvette group, and sliding the selected nozzle 76 to the corresponding position along the length direction of the sliding frame 71 relative to the sliding frame 71; the interval of the nozzles 76 is determined according to the interval of the cuvettes on the cuvette group, the sliding frame 71 is slid to enable the nozzles 76 to slide to corresponding positions along the circumferential direction of the groove 11 relative to the groove 11, the mouths of the cuvettes of the cuvette group are buckled downwards in the groove 11, one of the cuvette group covers one of the nozzles 76 correspondingly, and the cleaning cover 8 is covered on the groove 11; inputting the number of the cuvettes of the cuvette group on the operation panel 6, selecting a cleaning mode and clicking for starting; when the controller 5 warns that the liquid in the clean water tank 3 or the clean water tank 4 is insufficient, purified water or deionized water is added into the clean water tank 3 through the water filling port of the clean water tank 3, the prepared cleaning agent solution is added into the clean water tank 4 through the water filling port of the clean water tank 4, the liquid in the sewage tank 2 is removed, and then the number of the cuvettes in the cuvette group is input again, the cleaning mode is selected, and the starting is clicked.
Based on the above, the present invention has the following advantages:
The sliding frame 71 can slide along the circumferential direction of the groove 11, the sliding block 72 can slide along the length direction of the sliding block 71, so that the position of the nozzle 76 can be adjusted in a larger range, and the working number of the nozzle 76 is selectable, so that the invention can be suitable for cleaning most cuvette groups used by chemical analyzers, has strong universality, and does not need to take down the cuvettes on the cuvette groups during cleaning, thereby being simple and convenient to operate;
According to the invention, the position of the nozzle 76 is adjusted only by sliding the sliding frame 71 and the sliding block 72, when the cuvette group to be cleaned is placed, the cup mouth of the cuvette group is buckled downwards in the groove 11, one cuvette is covered by the nozzle 76 correspondingly, the cleaning program is preset in the controller 5, and the device can be started by selecting a proper cleaning mode option through the operation panel 6, so that the device is very simple and convenient to use;
The invention can clean a group of cuvettes at a time without cleaning the cuvettes in sequence, and has high working efficiency and less time consumption;
According to the invention, the cuvette is washed by the water jet, and meanwhile, sewage is automatically discharged into the sewage tank 2, so that the water in the whole washing process flows, the washing effect is good, the pollution discharge effect is good, and the problem of cross contamination caused by the hairbrush in the prior art is effectively solved;
the nozzle 76 rotates under the reaction force of the water jet, so that the water jet rotates along with the water jet, the area of the inner wall of the cuvette, which can be directly sprayed by the water jet, is increased, and the single position of the inner wall of the cuvette is intermittently sprayed due to the rotation of the water jet, so that the pulse spray washing effect is achieved, and the cleaning effect is greatly improved compared with the prior art under the condition of the same water pressure and the same water flow;
In the set clear water infiltration and cleaning solution infiltration process, the nozzle 76 intermittently sprays the liquid at a small flow rate, so that the cleaning liquid can be better saved and the electricity can be better saved on the premise of playing a good infiltration effect;
The liquid level sensors arranged in the clean water tank 3 and the clean water tank 4 can transmit liquid level data in the clean water tank 3 and the clean water tank 4 to the controller 5, the controller 5 judges whether the liquid in the clean water tank 3 and the clean water tank 4 meets the cleaning requirement through calculation, if the liquid does not meet the cleaning requirement, a user is warned and the cleaning process is stopped, so that resource waste and machine abrasion caused by machine idling are avoided, and meanwhile, the situation that the user mistakenly treats an unwashed cuvette as a cleaned cuvette is reduced;
According to the invention, the cuvette does not need to be moved in the process of cleaning the cuvette, so that the structure of the cuvette is greatly simplified, and impact damage caused by movement of the cuvette in the cleaning process is avoided.
The invention has the self-air drying function, the cleaning and air drying are completed once, the cleaned cuvette is not required to be transferred to other devices for air drying, the time and the labor are saved, and the working efficiency is high.
The foregoing description is directed to the preferred embodiments of the present invention, but the embodiments are not intended to limit the scope of the invention, and all equivalent changes or modifications made under the technical spirit of the present invention should be construed to fall within the scope of the present invention.
Claims (8)
1. A cuvette group cleaning device, characterized in that: comprises a machine case, a sewage tank, a clean water tank, a cleaning tank, a controller, an operation panel and a cleaning mechanism;
The upper surface of the case is provided with a sector-shaped groove on a horizontal projection plane, the radial section of the groove along the sector shape of the groove is in a ladder shape with a concave middle part, the bottom end surface of the concave lower part of the groove is horizontally arranged, a plurality of through holes are formed in the end surface, and the bottom surfaces of the two sides of the concave lower part of the groove incline downwards from being far away from the concave lower part to the concave lower part; the sewage tank is arranged below the groove, a tank opening is formed in the upper portion of the sewage tank, each through hole is located above the tank opening, and the outer space of the case is communicated with the sewage tank through the tank opening; the upper end of the case is also provided with the operation panel; the sewage tank, the clean water tank, the cleaning tank and the controller are arranged in the case; the water purifying tank and the cleaning tank are respectively provided with a water filling port; the operation panel is connected with the controller;
The cleaning mechanism comprises a plurality of sliding frames, a plurality of sliding blocks, a plurality of hoses, a main pipeline, a plurality of electric control valves, a plurality of nozzles, a clean water pump and a cleaning pump; the sliding frame is of a frame body structure with four side plates connected end to end, one opening of the sliding frame is arranged upwards, the other opening of the sliding frame is arranged downwards, the length direction of the sliding frame is arranged along the radial direction of the groove, the sliding frame is slidably arranged in the concave down part of the groove, the sliding direction is along the circumferential direction of the groove, each sliding frame is slidably provided with a sliding block, the sliding direction is along the length direction of the sliding frame, a communication hole is formed in each sliding block, one end of each communication hole is communicated with one end of a hose, the other end of each hose communicated with each communication hole is respectively communicated with the main pipe, and each hose communicated with each communication hole is respectively provided with an electric control valve; the rotary shaft of each sliding block is vertically provided with a water inlet, the water inlet of the nozzle is communicated with the other end of the communication hole, the nozzle is in a cylindrical tube shape, a plurality of spray holes are formed in the nozzle, the spray holes are communicated with the inner side and the outer side of the nozzle, all spray holes on the side face of the nozzle are inclined clockwise or anticlockwise along the circumferential direction of the nozzle, and the rotation directions of all spray holes on the side face of the nozzle are consistent; the water inlet of the clean water pump is communicated with the clean water tank through a hose, and the water outlet of the clean water pump is communicated with the main pipeline through a hose; the water inlet of the cleaning pump is communicated with the cleaning box through a hose, and the water outlet of the cleaning pump is communicated with the main pipeline through a hose; all the electric control valves, the clean water pump and the cleaning pump are respectively connected with the controller;
the lower end part of the sliding frame is provided with a notch;
The sliding frame is provided with a sliding block, the groove is provided with a sliding groove, and the sliding block is in interference sliding connection with the sliding groove; the sliding block is provided with a protruding block, the sliding frame is provided with a sliding rail, and the protruding block is in interference sliding connection with the sliding rail.
2. A cuvette set cleaning apparatus according to claim 1, wherein: the operation panel is a touch display screen.
3. A cuvette set cleaning apparatus according to claim 1, wherein: the cleaning cover is detachably covered on the groove.
4. A cuvette set cleaning apparatus according to claim 1, wherein: the volume of the foul water tank is greater than the sum of the volume of the clean water tank and the volume of the clean tank.
5. A cuvette set cleaning apparatus according to claim 1, wherein: the sewage tank, the clean water tank and the cleaning tank are all provided with water outlets.
6. A cuvette set cleaning apparatus according to claim 1, wherein: the fan heater is characterized by further comprising a fan heater, wherein an air outlet of the fan heater is communicated with the main pipeline through a hose, and the fan heater is connected with the controller.
7. The cuvette set cleaning apparatus of claim 6, wherein: liquid level sensors are arranged in the clean water tank and the cleaning tank, and the liquid level sensors are connected with the controller.
8. The method for controlling a cuvette set cleaning apparatus according to claim 7, wherein: a control method comprising the following procedure:
opening the valve program: in the initial state, all the electric control valves are in a closed state, the controller opens the electric control valves from right to left, and the number of the opened electric control valves is equal to the number of the colorimetric cups input on the operation panel;
Measuring range of the cleaning liquid is detected: the controller obtains the liquid level conditions of the liquid in the clean water tank and the liquid in the cleaning tank through the liquid level sensor, calculates the residual volumes of the liquid in the clean water tank and the liquid in the cleaning tank according to the preset size parameters of the clean water tank and the cleaning tank, calculates the volumes of the liquid in the clean water tank and the liquid in the cleaning tank which are required to be consumed according to a selected cleaning mode, alarms when the volume of any required liquid is larger than the residual volume of any required liquid, stops the cleaning process, and executes the selected cleaning mode process when the volume of all required liquids is smaller than the residual volume of any required liquid;
And (3) a purified water infiltration procedure: the controller is used for closing the cleaning pump and the warm air blower, the controller intermittently starts the water purifying pump and controls the power of the water purifying pump, the starting power of the water purifying pump is calculated and determined by the controller according to the number of the opened electric control valves, the water purifying pump is used for sucking liquid in the water purifying tank through the hose and pumping the liquid to the nozzle through the main pipe and the hose, the liquid in the water purifying tank is sprayed out from the spray hole of the nozzle, and the water flow can completely moisten the inner wall of the cuvette;
and (3) a water purification washing procedure: the controller is used for closing the cleaning pump and the warm air blower, continuously starting the water purifying pump and controlling the power of the water purifying pump, wherein the starting power of the water purifying pump is calculated and determined by the controller according to the number of the opened electric control valves, and the liquid in the water purifying tank is sprayed out from the spray hole of the nozzle and washes the inner wall of the cuvette;
Cleaning solution infiltration procedure: the controller is used for closing the water purifying pump and the warm air blower, the controller intermittently starts the cleaning pump and controls the power of the cleaning pump, the starting power of the cleaning pump is calculated and determined by the controller according to the number of the opened electric control valves, the cleaning pump sucks liquid in the cleaning tank through the hose and pumps the liquid to the nozzle through the main pipe and the hose, the liquid in the cleaning tank is sprayed out from the spray hole of the nozzle, and the water flow can completely moisten the inner wall of the cuvette;
cleaning and washing procedures: the controller turns off the water purifying pump and the warm air blower, the controller continuously turns on the cleaning pump and controls the power of the cleaning pump, the starting power of the cleaning pump is calculated and determined by the controller according to the number of the opened electric control valves, and the liquid in the cleaning box is sprayed out from the spray hole of the spray nozzle and washes the inner wall of the cuvette;
the water purification washing procedure and the cleaning washing procedure circulate within a certain number of times according to the needs of users, and water purification washing is performed once again after the circulation is finished;
Air drying procedure: the controller turns off the water purifying pump and the cleaning pump, and continuously turns on the warm air blower, and dry warm air flows are sprayed to the inner wall of the cuvette through the main pipeline, the hose and the nozzle to accelerate the drying of the cuvette;
and (3) closing all the electric control valves, the water purifying pump, the cleaning pump and the warm air blower by the controller and prompting.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011047303.0A CN112157097B (en) | 2020-09-29 | 2020-09-29 | Cuvette group belt cleaning device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011047303.0A CN112157097B (en) | 2020-09-29 | 2020-09-29 | Cuvette group belt cleaning device |
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| CN112157097A CN112157097A (en) | 2021-01-01 |
| CN112157097B true CN112157097B (en) | 2024-05-28 |
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| CN114042731A (en) * | 2021-10-28 | 2022-02-15 | 上海盘龙实业有限公司 | Recycling and cleaning process of regenerated oil tank |
| CN114378082A (en) * | 2021-12-31 | 2022-04-22 | 中海油能源发展股份有限公司 | Automatic beaker belt cleaning device is washed to pressure boost heat |
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| CN2825125Y (en) * | 2005-08-01 | 2006-10-11 | 深圳市海川实业股份有限公司 | Nozzle cleaning device |
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| CN111659676A (en) * | 2020-07-22 | 2020-09-15 | 枣庄萌豆母婴用品有限公司 | All-round automatic spray device of pipe fitting |
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| CN2825125Y (en) * | 2005-08-01 | 2006-10-11 | 深圳市海川实业股份有限公司 | Nozzle cleaning device |
| CN205650578U (en) * | 2016-05-06 | 2016-10-19 | 上海唯科生物制药有限公司 | Full -automatic bottle washing machine |
| CN206794232U (en) * | 2017-04-25 | 2017-12-26 | 中国科学院寒区旱区环境与工程研究所 | Automatic cleaning apparatus and cleaning systems |
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