CN218475717U

CN218475717U - A belt cleaning device for many capillary viscometers

Info

Publication number: CN218475717U
Application number: CN202222506079.8U
Authority: CN
Inventors: 朱安生; 肖方
Original assignee: HANGZHOU ZONWON TECHNOLOGY CO LTD
Current assignee: HANGZHOU ZONWON TECHNOLOGY CO LTD
Priority date: 2022-09-19
Filing date: 2022-09-19
Publication date: 2023-02-14
Anticipated expiration: 2032-09-19

Abstract

The utility model relates to a cleaning device for a plurality of capillary viscometers, which comprises a cleaning component and a casing, wherein a cleaning station is arranged on the casing, and the viscometers are correspondingly arranged on the cleaning station; the cleaning equipment comprises an air pumping part, an air blowing part and a sensor, wherein the sensor is arranged on the viscometer and used for sensing the liquid level height of cleaning liquid in the viscometer, the air pumping part and the air blowing part are respectively communicated with the viscometer through the same pipe fitting and are controlled alternately, and the air pumping part is used for lifting the cleaning liquid in the viscometer to the position of the sensor; the air blowing piece is used for blowing the lifted cleaning liquid back into the viscometer; promote the washing liquid in the viscometer to the sensor place height through the piece of taking out air, form certain height drop, rethread blowing piece will be blown down to the viscometer by the washing liquid that promotes in for it can carry out powerful washing away in the viscometer to get the washing liquid, so that better cleaing away stubborn spot in the viscometer.

Description

A belt cleaning device for many capillary viscometers

Technical Field

The utility model relates to a viscosimeter field especially relates to a belt cleaning device for many capillary viscosimeters.

Background

The viscometer is a physical property analyzer for measuring the viscosity of a fluid; viscosity is a physical property of a fluid substance that reflects the internal friction force that the molecules exhibit when the fluid is subjected to an external force, and the viscosity of a substance is closely related to its chemical composition, and in industrial production and scientific research, the composition or quality of a substance is often monitored by measuring the viscosity.

Capillary viscometers, which are commonly referred to as saybolt viscometers, are a common type of viscometer; the capillary viscometer consists of a plurality of pipelines with different shapes and diameters, and has a more complex structure; therefore, it is difficult to clean after the viscosity measurement is completed, the cleanliness of the inner surface of the viscometer directly affects the measurement result of the viscometer, and the residue of the sample exists after the viscosity measurement, and the residue needs to be washed by a plurality of cleaning agents in sequence to be cleaned.

In the prior art, manual cleaning or cleaning by adopting a cleaning instrument is included; wherein, the step of manually cleaning the capillary tube is complicated and takes a long time; most of the measured fluid reagents are in a viscous liquid state or a solid state at normal temperature and cannot be cleaned at normal temperature, so that manual cleaning is difficult; most of the cleaning solvent and part of the sample to be measured have certain toxicity and are harmful to human bodies, and the long-time contact of the cleaning solvent and the sample to be measured can affect the health of the human bodies. The existing cleaning instrument is only suitable for cleaning conventional samples, and the aim of effectively cleaning heavy oil stains, oil stains with higher condensation point and oil stains which are not easy to melt can not be fulfilled; and current cleaning instrument can not accomplish simultaneously and wash many capillary viscometers, still needs the manual work to add the cleaner when wasing, and the waste liquid after the washing is accomplished still can not automatic discharge.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in overcoming the not thorough defect of stubborn spot washing in the viscometer among the prior art to a belt cleaning device for many capillary viscometers is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a cleaning device for a multi-branch capillary viscometer, comprising: the cleaning component and the machine shell are cleaned,

a cleaning station is arranged on the shell, and the viscometer is correspondingly arranged on the cleaning station;

the cleaning equipment comprises an air pumping piece, an air blowing piece and a sensor,

the sensor is arranged on the viscometer and is used for sensing the liquid level height of cleaning liquid in the viscometer,

the air pumping piece and the air blowing piece are respectively communicated with the viscometer through the same pipe fitting, the air pumping piece and the air blowing piece are controlled alternately, and the air pumping piece is used for lifting the cleaning liquid in the viscometer to the position of the sensor; the blow-off member is used to blow back the lifted cleaning liquid into the viscometer.

Preferably, the viscometer has a plurality of measurement tubes arranged in communication,

the sensors are arranged on the measuring pipe, and the number of the sensors corresponds to that of the measuring pipe;

the pipe fitting comprises a connecting pipe which is provided with a connecting pipe,

connecting pipe one end with survey buret intercommunication, the other end with take out the gas spare with blow the gas spare intercommunication, just connecting pipe quantity with survey buret quantity and correspond the setting.

Preferably, the pipe fitting further comprises a return air pipe,

a first control valve, a second control valve, a third control valve and a fourth control valve are sequentially arranged on the loop air pipe,

the air pumping part is communicated with the loop air pipe between the first control valve and the fourth control valve, and the air blowing part is communicated with the loop air pipe between the second control valve and the third control valve;

one end of one connecting pipe is correspondingly communicated with the measuring pipe, the other end of the connecting pipe is communicated with the loop air pipe between the first control valve and the second control valve,

and one end of the other connecting pipe is correspondingly communicated with the measuring pipe, and the other end of the connecting pipe is communicated with the loop air pipe between the third control valve and the fourth control valve.

Preferably, the device also comprises a liquid feeding assembly, the liquid feeding assembly comprises a liquid washing bottle, a peristaltic pump and a liquid conveying pipe,

the viscometer also comprises a liquid storage pipe which is provided with a liquid storage pipe,

the washing liquid bottle is communicated with the liquid storage pipe through the infusion pipe, the air pumping piece can pump the washing liquid in the liquid storage pipe,

the peristaltic pump is communicated with the infusion tube.

Preferably, the liquid adding assembly also comprises a rotary cutting valve,

the rotary cutting valve is provided with an inlet and a plurality of outlets;

the rotary cutting valve is communicated between the peristaltic pump and the liquid storage pipe, the inlet is communicated with the peristaltic pump, and the outlets are communicated with the liquid storage pipe in a one-to-one correspondence manner;

and the outlet is communicated with the liquid storage pipe through a branch pipe.

Preferably, the device also comprises a liquid drainage component,

the liquid discharge assembly comprises a liquid discharge bottle, a liquid discharge pipe vacuum pump and a vacuum pipe,

the vacuum pump passes through the vacuum tube with the flowing back bottle intercommunication, the flowing back bottle pass through the fluid-discharge tube with the viscometer intercommunication.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the cleaning device for the multi-branch capillary viscometer provided by the technical scheme,

1. the cleaning liquid in the viscometer is lifted to the height of the sensor through the air pumping part to form a certain height drop, and then the lifted cleaning liquid is blown down into the viscometer through the air blowing part, so that the cleaning liquid can be forcefully washed in the viscometer, and stubborn stains in the viscometer can be better removed;

2. through the matching of the liquid adding assembly and the liquid discharging assembly, the functions of automatically adding cleaning liquid and automatically discharging waste liquid are realized, the cleaning efficiency is improved, and meanwhile, the human resources are saved;

3. through a plurality of cleaning stations arranged on the shell, a plurality of viscometers can be cleaned simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic mechanism diagram of a cleaning apparatus according to an embodiment of the present invention.

Fig. 2 is another schematic structural diagram of the cleaning device.

Description of reference numerals:

1. a housing; 11. cleaning a station;

21. an air extracting member; 22. an air blowing member; 23. a return air pipe; 24. a connecting pipe; 25. a first control valve; 26. a second control valve; 27. a third control valve; 28. a fourth control valve;

3. a viscometer; 31. a measuring a pipe; 32. b, measuring a pipe; 33. a liquid storage pipe; 331. scale marks; 34. a sensor;

41. a lotion bottle; 42. a peristaltic pump; 43. a transfusion tube;

51. a liquid drainage bottle; 52. a vacuum pump; 521. a first vacuum tube; 54. and a liquid discharge pipe.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment of the utility model provides a belt cleaning device for many branch capillary viscometers, as shown in fig. 1 to 2, include: cleaning the assembly and the machine shell 1; specifically, a cleaning station 11 is arranged on the casing 1, and the viscometer 3 is correspondingly arranged on the cleaning station 11 for cleaning; the cleaning equipment comprises an air extracting piece 21, an air blowing piece 22 and a sensor 34, wherein the sensor 34 is arranged on the viscometer 3 and used for sensing the liquid level height of the cleaning liquid in the viscometer 3, and the air extracting piece 21 and the air blowing piece 22 are respectively communicated with the viscometer 3 through the same pipe fitting so as to control the lifting or falling of the cleaning liquid in the viscometer 3; further, the air extracting member 21 and the air blowing member 22 alternately operate, and the cleaning liquid in the viscometer 3 is lifted through the air extracting member 21 until the lifted height of the cleaning liquid in the viscometer 3 is consistent with the position of the sensor 34, and meanwhile, the lifted cleaning liquid is blown down to the original position of the viscometer 3 through the air blowing member 22, so that the viscometer 3 is washed.

The first embodiment is as follows:

the viscometer 3 is provided with measuring pipes, the sensors 34 are arranged on the measuring pipes, and the sensors 34 are arranged in one-to-one correspondence with the number of the measuring pipes; the liquid level of the cleaning liquid in the measuring tube is prevented from being lifted too high, and then the cleaning liquid flows into the air pumping part 21 to influence the normal operation of the air pumping part 21, so that the position of the cleaning liquid in the measuring tube is conveniently detected, and the selected sensor 34 is a liquid level sensor and can accurately and sensitively sense the state of the cleaning liquid in the measuring tube; further, the air pumping part 21 and the air blowing part 22 are respectively communicated with the measuring tube on the viscometer 3 through the same tube, and the cleaning liquid in the measuring tube is lifted through the air pumping part 21, specifically, the tube comprises a connecting tube 24, namely, one end of the connecting tube 24 is communicated with the air pumping part 21 and the air blowing part 22, and the other end is communicated with the measuring tube; after the cleaning liquid in the measuring pipe is lifted to the same height as the sensor 34 by the air pumping part 21, the lifted cleaning liquid is blown down into the viscometer 3 by the air blowing part 22, and a scouring action is formed on the viscometer 3 by virtue of the height difference generated by lifting the cleaning liquid so as to better clean stains in the viscometer 3; the air extracting part 21 includes an air extracting pump, and the air blowing part 22 includes an air blowing pump.

Preferably, in order to improve the cleaning efficiency, a liquid adding assembly is further arranged in the embodiment and used for automatically adding cleaning liquid, so that the operation steps are optimized and simplified, a large amount of labor force is saved, and meanwhile, the harm of the toxic cleaning liquid to human bodies is avoided; specifically, the liquid feeding assembly comprises a liquid washing bottle 41 and a peristaltic pump 42, the liquid washing bottle 41 is used for containing a washing liquid, the peristaltic pump 42 is used for conveying the washing liquid in the liquid washing bottle 41, the viscometer 3 further comprises a liquid storage tube 33, the liquid storage tube 33 is used for storing and containing the washing liquid for washing the viscometer 3, further, the liquid washing bottle 41 is communicated with the liquid storage tube 33 through a liquid conveying tube 43, the peristaltic pump 42 is started to convey the washing liquid in the liquid washing bottle 41 into the liquid storage tube 33, and the air pumping part 21 is used for pumping the washing liquid in the liquid storage tube 33 to wash the measuring tube of the viscometer 3; it should be noted that the bottom of the reservoir 33 is marked with a graduation mark 331 to prevent the cleaning liquid from being added too much and overflowing during washing.

In order to clean the plurality of viscometers 3, a plurality of cleaning stations 11 are correspondingly arranged on the casing 1, and through a rotary cutting valve arranged on the liquid adding group, the purpose of simultaneously adding cleaning liquid to the plurality of viscometers 3 is realized, and the rotary cutting valve is provided with an inlet and a plurality of outlets; one inlet is communicated with the washing liquid bottle 41 and is used for circulating washing liquid, and a plurality of outlets are in one-to-one correspondence with the liquid storage pipes 33 of the plurality of viscometers 3; namely, the rotary cutting valve is arranged between the peristaltic pump 42 and the liquid storage pipe 33, the inlet of the rotary cutting valve is communicated with the peristaltic pump 42, and a plurality of outlets are communicated with the liquid storage pipe 33 in a one-to-one correspondence manner through a plurality of branch pipes.

Furthermore, in order to facilitate the collection of the cleaning waste liquid, the cleaning device is also provided with a liquid drainage component, and the liquid drainage component can be matched with the cleaning device to realize the automatic discharge of the cleaning waste liquid, so that the harm caused by the direct contact of a human body and the waste liquid is avoided; furthermore, the drainage assembly comprises a drainage bottle 51 and a vacuum pump 52, wherein the drainage bottle 51 is used for containing waste liquid, and the vacuum pump 52 is communicated with the drainage bottle 51 and used for storing and collecting the waste cleaning liquid after the drainage bottle 51 is vacuumized; that is, the vacuum pump 52 communicates with the drain bottle 51 through the vacuum pipe 521, the drain bottle 51 is evacuated by the vacuum pump 52, negative pressure is formed in the drain bottle 51, the drain bottle 51 communicates with the viscometer 3 through the drain pipe 54, and the waste cleaning solution in the viscometer 3 is discharged by the negative pressure in the drain bottle 51.

Example two:

the difference from the first embodiment is that when the viscometer 3 has a plurality of measuring tubes to be cleaned, a return air pipe 23 is arranged between the connecting pipe 24 and the air pumping part 21 and the air blowing part 22, and the return air pipe can share one set of the air pumping part 21 and the air blowing part 22 when the plurality of measuring tubes are cleaned, so that the manufacturer can save cost; in order to facilitate the control of the working personnel, a first control valve 25, a second control valve 26, a third control valve 27 and a fourth control valve 28 are further respectively arranged on the return air pipe 23, specifically, one end of the air suction member 21 is communicated with the return air pipe 23 between the first control valve 25 and the fourth control valve 28, the other end of the air suction member is communicated with the air, one end of the air blowing member 22 is communicated with the return air pipe 23 between the second control valve 26 and the third control valve 27, and the other end of the air blowing member is communicated with the air.

In connection with what is shown in figure 2,

the working condition I is as follows:

when the measurement pipe 31A is cleaned, one end of the connecting pipe 24, which is far away from the measurement pipe, is communicated with the loop gas pipe 23 and is positioned between the first control valve 25 and the second control valve 26, and the other end is communicated with the measurement pipe 31A; that is, the first control valve 25 is opened, the first air extracting member 21 is opened, the second control valve 26, the third control valve 27, the fourth control valve 28 and the air blowing member 22 are closed to complete the lifting of the cleaning solution, after the cleaning solution is lifted to the position of the sensor 34, the second control valve 26 is opened, the air blowing member 22 is opened, and the first control valve 25, the third control valve 27, the fourth control valve 28 and the air extracting member 21 are closed to blow down the lifted cleaning solution to the original position of the a measuring pipe 31 to complete the cleaning.

When the measurement pipe B32 is cleaned, one end of the connecting pipe 24 away from the measurement pipe is communicated with the loop gas pipe 23 and is positioned between the third control valve 27 and the fourth control valve 28, and the other end is communicated with the measurement pipe B31; that is, the fourth control valve 28 is opened, the first air extracting member 21 is opened, the first control valve 25, the second control valve 26, the third control valve 27 and the air blowing member 22 are closed to complete the lifting of the cleaning solution, after the cleaning solution is lifted to the position of the sensor 34, the third control valve 27 is opened, the air blowing member 22 is opened, and the first control valve 25, the second control valve 26, the fourth control valve 28 and the air extracting member 21 are closed to blow down the lifted cleaning solution to the original position of the B measuring pipe 32 to complete the cleaning.

Working conditions are as follows:

one end of one connecting pipe 24 is communicated between the first control valve 25 and the second control valve 26, the other end is communicated with the A measuring pipe 31, one end of the other connecting pipe 24 is communicated between the third control valve and the fourth control valve 28, and the other end is communicated with the B measuring pipe 32; that is, the first control valve 25 and the fourth control valve 28 are opened, the air suction member 21 is opened at the same time, and the second control valve 26, the third control valve 27 and the air blowing member 22 are closed to complete the cleaning liquid lifting, after the cleaning liquid is lifted to the position of the sensor 34, the second control valve 26 and the third control valve 27 are opened, the air blowing member 22 is opened at the same time, and the first control valve 25, the fourth control valve 28 and the air suction member 21 are closed to blow down the lifted cleaning liquid to the original positions of the a measurement pipe 31 and the B measurement pipe 32 to complete the cleaning.

In summary, after the cleaning is completed and the waste cleaning liquid is discharged, in order to ensure the measurement accuracy of the a measurement pipe 31 and the B measurement pipe 32 during use, the a measurement pipe 31 and the B measurement pipe 32 are usually dried separately, that is, when the a measurement pipe 31 is dried, the second control valve 26 is opened, the blowing member 22 is opened, the first control valve 25, the third control valve 27, the fourth control valve 28 and the suction member 21 are closed, and after the a measurement pipe 31 is dried, the B measurement pipe 32 is dried in the same manner.

Furthermore, in order to improve the cleaning efficiency of viscometer 3, measurement a tubes 31 and measurement B tubes 32 are usually dried at the same time, i.e., second control valve 26 and third control valve 27 are opened, blowing element 22 is opened, and first control valve 25, fourth control valve 28 and suction element 21 are closed, so that measurement a tubes 31 and measurement B tubes 32 can be dried at the same time.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. A cleaning device for a multi-branch capillary viscometer, characterized by comprising: the cleaning component and the machine shell are cleaned,

the cleaning component comprises an air pumping piece, an air blowing piece and a sensor,

2. The cleaning apparatus for a multi-branch capillary viscometer according to claim 1,

the viscometer has a plurality of measurement tubes arranged in communication,

3. The cleaning apparatus for a multi-branch capillary viscometer of claim 2, wherein the tube further includes a return gas tube,

the air extracting part is communicated with the loop air pipe between the first control valve and the fourth control valve, and the air blowing part is communicated with the loop air pipe between the second control valve and the third control valve;

4. The cleaning device for the multi-branch capillary viscometer of claim 1, further comprising a filling assembly, the filling assembly comprising a washing solution bottle, a peristaltic pump and a transfusion tube,

the washing liquid bottle is communicated with the liquid storage pipe through the infusion pipe, the air pumping part can pump the washing liquid in the liquid storage pipe,

the peristaltic pump is communicated with the infusion tube.

5. The cleaning apparatus for a multi-branch capillary viscometer of claim 4, wherein the liquid adding assembly further comprises a rotary cut valve,

the rotary cutting valve is provided with an inlet and a plurality of outlets;

6. The cleaning apparatus for a multi-branch capillary viscometer of claim 1 further comprising a drain assembly,

the vacuum pump passes through the vacuum tube with the flowing back bottle intercommunication, the flowing back bottle pass through the fluid-discharge tube with the viscosimeter intercommunication.