CN204907448U - Frequency conversion belt cleaning device of teatcup group - Google Patents
Frequency conversion belt cleaning device of teatcup group Download PDFInfo
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- CN204907448U CN204907448U CN201520686394.0U CN201520686394U CN204907448U CN 204907448 U CN204907448 U CN 204907448U CN 201520686394 U CN201520686394 U CN 201520686394U CN 204907448 U CN204907448 U CN 204907448U
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- pumping installations
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- frequency converter
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Abstract
The utility model provides a frequency conversion belt cleaning device of teatcup group, it includes pumping installations, converter, pipeline and the setting teatcup system on the platform of milking, sets up a pressure signal value and the 2nd pressure signal value in the converter in advance, organize when milking the state at the teatcup, the converter is according to a pressure signal value output voltage, when teatcup group is in the washing state, the converter is according to the 2nd pressure signal value output voltage. The utility model discloses utilize the converter to set up the pressure signal of two differences, make that the frequency of operation of motor is in different operating pressure when milking and wash among the pumping installations, improved the rotational speed of pumping installations's vacuum pump motor when wasing, increased the vacuum of vacuum pump, increased washing pressure, improved the cleaning efficiency. Guarantee the job stabilization nature of teatcup system, improved the work efficiency of work of milking and cleaning simultaneously.
Description
Technical field
The utility model relates to herding field, relates to a kind of teatcup group frequency conversion cleaning device particularly.
Background technology
Each compartment of milking of existing bail is provided with bunkerage on the platform and cleaning equipment, cream jug is not remained on stand by during use at cream jug by bunkerage, and cleaning equipment rinses and/or the clean cream jug parked between milking operation.Because cleaning equipment shares identical control unit with teatcup group, therefore its operating frequency is changeless, and the operation power that in fact cleaning equipment and the pumping installations of teatcup group need is different, identical operating frequency can affect the vacuum of milking and cleaning.
In any milking equipment, the disinfection system of milking equipment is all most important system.System vacuum in milking operation depends on the physiological property of milk cow, and be the numerical value that GB (ISO) strictly controls, modern milking equipment is generally at about 42-45 kPa.The conventional clean mode of milking equipment is under milk vacuum, completes the process of cleaning and sterilizing.Facts have proved under this vacuum, cleaning performance is all difficult to reach the national standard (ISO) of more and more tighter total bacteria.So traditional thoughtcast is to ensure cleaning performance, increase water to the scouring force of tube wall, the measures such as " beating sponge ball " device, surfing amplifying device that devise in milking equipment are to increase the strength of water slug tube wall.But these methods, the vacuum pressure not by improving system realizes the object increasing scouring force, cannot reach optimal cleaning effect.
Utility model content
The utility model is in order to the shortcoming such as the operating efficiency caused because operating frequency is identical that solves the above-mentioned existing teatcup group mentioned and cleaning equipment and exist is lower, a kind of teatcup group frequency conversion cleaning device is provided, it can change the operating frequency of cleaning device, make to milk and clean to be in different operating frequencies, improve overall operating efficiency.By changing the operating voltage of the pumping installations motor milking and clean state, change the vacuum of milking and under cleaning state, the vacuum pressure improving system when realizing equipment cleaning realizes the object increasing scouring force, to reach optimal cleaning effect.Cleaning pressure is unrestricted, pressure can be brought up to more than 50 kPas as required when cleaning, and two vacuums switchings of milking by regulating vacuum to realize and cleaning, realize milking and cleaning under different vacuum.
Particularly, the utility model provides a kind of teatcup group frequency conversion cleaning device, for cleaning teatcup group, comprise pumping installations, frequency converter, pipeline and the milking machine system be arranged on milking platforms, described milking machine Operation system setting has teatcup group, pumping installations is connected with teatcup group gas circuit or fluid path by described pipeline, described frequency converter is electrically connected with pumping installations, also comprise the control unit be electrically connected with pumping installations and frequency converter, described control unit is for controlling de-cup and the cleaning of milking machine system, the output of described control unit connects the input of described frequency converter,
The first pressure signal value for milking and the second pressure signal value for cleaning is pre-set in described frequency converter.
Preferably, the first operating pressure of the pumping installations that described first pressure signal value is corresponding is 40-45KPa, and the second operating pressure of the pumping installations that described second pressure signal value is corresponding is 46-52KPa.
Preferably, described control unit comprises the operating pressure real-time monitoring device on pumping installations, for detecting real-time working pressure during pumping installations work.
Preferably, described operating pressure real-time monitoring device comprises pressure sensor and signal conversion unit, the real-time working force value of the pumping installations that pressure sensor records by described signal conversion unit is converted to real-time working pressure signal, and this pressure signal is sent to frequency converter.
Preferably, described controller also comprises alarm unit, and described alarm unit is indicator lamp or buzzer.
After frequency converter is with the second pressure signal value output voltage, and the voltage wave number that operating pressure real-time monitoring device detects is when being still in the first pressure signal value, or after frequency converter is with the first pressure signal value output voltage, and the voltage wave number that operating pressure real-time monitoring device detects is when being still in the second pressure signal value, alarm unit gives the alarm to staff.Preferably, described first operating pressure is 42KPa, and described second operating pressure is 47KPa.
Preferably, the output of described frequency converter connects the motor of described pumping installations by a frequency conversion control circuit.
Preferably, described pumping installations is vavuum pump.
Advantage of the present utility model is as described below:
The utility model utilizes frequency converter to arrange two different operating frequencies, the operating frequency of pumping installations motor is made to be in different operating voltage frequencies when milking and clean, ensure that the stability of cleaning device of milking, improve the operating efficiency of the work of milking and cleaning simultaneously.
The utility model is by changing the operating voltage frequency of the pumping installations motor milking and clean state, change the vacuum of milking and under cleaning state, the vacuum pressure improving system when realizing equipment cleaning realizes the object increasing scouring force, to reach optimal cleaning effect.Cleaning pressure is unrestricted, pressure can be brought up to more than 50 kPas as required when cleaning, and two vacuums switchings of milking by regulating the vacuum of vavuum pump to realize and cleaning, realize milking and cleaning under different vacuum.
The utility model is by changing the frequency of the output voltage of frequency converter, change the rotating speed of vavuum pump, thus change the height of vacuum, realize milking and when cleaning, producing different vacuum, and make to milk and cleaning state remains on vacuum needed for it, to meet the requirement of milking and cleaning.
The utility model can be applicable to the milking equipment of various forms and model, as plshy bone open, block form, rotating disc type etc.Save cleaning fluid while increasing the mechanical erosion power of cleaning, improve cleaning performance.Two vacuum can be realized switch by improving original vacuum-control(led) system and cleaning control system, not need to increase cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of specific embodiment of the utility model;
Fig. 2 is structural schematic block diagram of the present utility model;
Fig. 3 is circuit diagram of the present utility model;
Fig. 4 is frequency conversion control circuit schematic diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing and embodiment, structure and working principle of the present utility model is further explained:
The utility model provides a kind of teatcup group frequency conversion cleaning device, as shown in Figure 2, it comprises pipeline and pumping installations 100, and it also comprises the frequency converter 31 be electrically connected with pumping installations 100, pre-sets the first pressure signal value and the second pressure signal value in frequency converter 31.
Teatcup group be in milk state time, frequency converter 31 is with the first pressure signal value output voltage, and when teatcup group is in cleaning state, frequency converter 31 is with the second pressure signal value output voltage.
Preferably, also comprise the control unit 3 be electrically connected with pumping installations 100 and frequency converter 31, the output of control unit 3 connects the input of frequency converter 31.Frequency converter 31 provides power for pumping installations 100, and the operating pressure of pumping installations is regulated, make the operating pressure of pumping installations 100 when cleaning not identical with the operating pressure of teatcup group, to make cleaning remain on optimum working pressure with the operating pressure of the pumping installations 100 under state of milking, increase work efficiency.
In one embodiment, when milked and complete cleaning preparation after, control unit sends a purge signal to frequency converter 31, after frequency converter 31 receives purge signal, according to the second pressure signal value output voltage.And in cleaning process, maintain this voltage, pumping installations 100 is driven to carry out cleaning with the second constant pressure signal value, and the real-time working pressure of pumping installations 100 is monitored by the operating pressure real-time monitoring device 32 be arranged on pumping installations 100, and real-time working pressure is converted to real-time working pressure signal, the real-time working pressure signal received and the second pressure signal value compare by frequency converter 31, made the real-time working pressure signal received keep identical with the second pressure signal by regulation voltage frequency, thus make the pressure of pumping installations 100 remain on the second operating pressure, in general practical application, second operating pressure is 45-52KPa, preferably 47KPa, when milking system is in cleaning state, frequency converter 31 is by regulation voltage frequency, the operating pressure of pumping installations is kept at this pressure, thus under making vavuum pump remain on the vacuum of cleaning needs, increase cleaning efficiency.
When cleaning completes and needs to milk, staff by milking machine systematic evaluation to the state of milking, control unit sends to frequency converter 31 signal of milking, after frequency converter 31 receives signal of milking, according to the first pressure signal value output voltage, and when milking, drive pumping installations to carry out work of milking according to the first pressure signal value.
When milking machine system be in milk state time, the real-time working pressure signal received and the first pressure signal value compare by frequency converter, make the real-time working pressure signal that receives identical with the first pressure signal by regulation voltage frequency, thus make the pressure of pumping installations 100 remain on the first operating pressure, in general practical application, first operating pressure is 40-45KPa, preferably 42KPa, milking system be in milk state time, frequency converter 31 is by regulation voltage frequency, the operating pressure of pumping installations 100 is kept at this pressure, thus under vavuum pump being remained on milk the vacuum needed.
As shown in Figure 2, operating pressure real-time monitoring device 32 also comprises pressure sensor 320 and signal conversion unit 33, and pressure sensor 320 and signal conversion unit 33 are electrically connected with frequency converter 31.
The real-time working pressure of pressure sensor 320 Real-Time Monitoring pumping installations, and by signal conversion unit 33, force value is converted to real-time working pressure signal, voltage-frequency signal is sent to frequency converter 31.
In the present embodiment, pumping installations 100 is vavuum pump.
When milking equipment is in cleaning state, when the real-time voltage signal that frequency converter 31 receives is lower than the second voltage signal, namely, when the real-time working pressure of pumping installations 100 is less than 47KPa, frequency converter 31 increases the electric voltage frequency exported, and makes the real-time working pressure of pumping installations 100 reach 47KPa.When the real-time voltage signal that frequency converter 31 receives is greater than the second voltage signal, when namely the real-time working pressure of pumping installations 100 is greater than 47KPa, frequency converter 31 reduces the electric voltage frequency exported, and makes the real-time working pressure of pumping installations 100 maintain 47KPa.Now the operating pressure of vaccum pump motor reaches 47KPa, improves the rotating speed of vaccum pump motor, thus adds the vacuum of vavuum pump, and the vacuum pressure that improve vavuum pump realizes the object increasing scouring force, to reach optimal cleaning effect.Cleaning pressure is unrestricted, pressure can be brought up to more than 50 kPas as required when cleaning, and two vacuums switchings of milking by regulating vacuum to realize and cleaning, realize milking and cleaning under different vacuum.
In a particular embodiment, the input of the output connection signal converting unit 33 of pressure sensor 320, the output of signal conversion unit 33 connects the input of frequency converter 31, and the output of frequency converter 31 connects vaccum pump motor 41 by a frequency conversion control circuit 34.
As shown in Figure 3, the output of frequency converter 31 connects the input of vaccum pump motor 41.Vaccum pump motor 41 vacuumizes for cleaning device, and electric motor fan 42, for carrying out air-cooled to vaccum pump motor 41, prevents from overheatedly burning out motor.Be provided with breaker in the circuit of frequency converter 31, may be used for protection circuit and be not damaged.
As shown in Figure 4, frequency conversion control circuit comprises function indicating circuit and frequency conversion indicating circuit.
It comprises three relay switches KM1, KM2 and KM3, and KM1 is power frequency switch, under making vaccum pump motor 41 operate in the alternating current of operating frequency.KM2 is frequency conversion switch, is powered by frequency converter 31, under vaccum pump motor 41 operates in frequency conversion.When KM3 works, electric motor fan 42 is in running status.
When KM1 or KM2 works, KM3 works, ensure vaccum pump motor 41 work while electric motor fan 42 necessarily work, prevent from overheatedly burning out vaccum pump motor 41.
KM1 and KM2 is a pair interlock relay, and when KM1 relay works, KM2 relay can be made not work, and vice versa.
When alternating-current power supply is normal, the normal bright instruction of power supply indicator HR.
When machine operation is under work exchange frequency, the normal bright instruction of power frequency indicator lamp HG1.
When KM2 closes, when namely vaccum pump motor 41 works, the normal bright instruction of frequency conversion indicator lamp HA1.
Control unit 3 sends purge signal and signal of milking to frequency converter 31 after having milked and complete cleaning preparation and when having cleaned and switched to and milk state, after frequency converter 31 receives purge signal, the frequency error factor of output voltage exports to the second pressure signal value by frequency converter 31, after frequency converter 31 receives signal of milking, the frequency error factor of output voltage exports to the first pressure signal value by frequency converter 31.
In concrete operations when having milked and complete cleaning preparation, control unit 3 sends purge signal to frequency converter 31; Frequency converter 31 receives after purge signal according to the second pressure signal value output voltage; Frequency converter 31 drives pumping installations 100 pairs of teatcup groups to clean with the second pressure signal value; When teatcup group has been cleaned and has been needed to milk, staff manually boots the operation of milking of milking machine system, by milking machine systematic evaluation to operation of milking, control unit 3 sends to frequency converter 31 and to milk signal, frequency converter 31 according to the signal of milking received according to the first pressure signal value output voltage.
After frequency converter 3 is according to the second pressure signal value output voltage, and the voltage wave number that operating pressure real-time monitoring device 32 detects still be in the first pressure signal value and continue more than 1 minute time, or after frequency converter 3 is with the first pressure signal value output voltage, and the voltage wave number that operating pressure real-time monitoring device detects still be in the second pressure signal value and continue more than one minute time, alarm unit gives the alarm to staff, staff checks milking equipment, to guarantee that milking equipment normally works.In a particular embodiment, alarm unit is indicator lamp or buzzer.
Be further explained operation principle of the present utility model below: as shown in Figure 1, for rotary milking platforms, it comprises milking platforms 1 and is evenly arranged on the compartment 2 of milking on milking platforms 1.It also comprises control unit 3, is arranged on the cleaning device 4 of milking platforms 1 side and is arranged on the teatcup group 5 of milking in compartment 2, teatcup group 5 is a part for milking machine system, teatcup group 5 is placed on milks in the storage area of compartment, when milked and complete cleaning prepare after, cleaning device cleans teatcup group.
Milking platforms 1 has inward flange 10 and outward flange 11, and platform 1 has the upper surface of the area supported forming milk cow.Multiple jube 12 is arranged on the upper surface of platform 1.
Jube 12 forms the compartment 2 of milking for receiving single milk cow at predetermined milking position.In this case, jube has the substantially straight radial extension on the platform 1 between inner end and outer end, and inner end is positioned near the inward flange part 10 of platform, and outer end is positioned near the outer edge part 11 of platform.Jube 12 is equally spaced arranged around ring-shaped platform 1.Outer fence device 13 is installed around the major part of the outer perimeter of platform 1.The object of outer fence device 13 is that the milk cow preventing from milking during milking operation in compartment 3 walks out platform 2 backward.
Each compartment 2 of milking is provided with teatcup group 5, this teatcup group 5 by be attached to stand in corresponding milk cow 1 of milking in compartment 2 nipple on.In this case, teatcup group 5 comprises four cream jug separated 14.Each cream jug 14 is provided with milk conduit 141 and pulsation conduit 142.Each compartment 2 of milking comprises bunkerage, and bunkerage is suitable for by during use, cream jug 14 not being remained on stand at cream jug 14.Cleaning device 4 is disposed in the position outside the outer edge part 11 of platform 1.
When after the operation that starts to milk, control unit 3 controls frequency converter according to the first pressure signal value output voltage, vavuum pump group provides vacuum for teatcup group, make teatcup group inside for negative pressure state, when milked and complete cleaning prepare after, close the vacuum valve of vavuum pump group, after cutting off vacuum, teatcup group is come off, when control unit 3 receive all teatcup groups milked and complete cleaning ready signal after, control unit 3 sends purge signal to frequency converter, and frequency converter is according to the second pressure signal value output voltage.
After all completing when milking, teatcup group is cleaned, during cleaning, frequency converter, with the second pressure signal value output voltage, cleans milking machine system, now, the rate of air sucked in required of vavuum pump group is comparatively large, and cleaning fluid flow velocity is in the duct very fast, and cleaning fluid scouring force in the duct reaches the demand of cleaning, cleaning efficiency is very fast, and the cleaning performance under this frequency is best.After having cleaned, control unit 3 can receive the cleaning settling signal that milking equipment sends.In actual milking operation, before the work of milking starts, prerinse can be carried out to milking equipment, do not need during prerinse to add cleaning agent, now, control unit 3, according to the real work signal of the milking machine system received, controls the output frequency of frequency converter.
Advantage of the present utility model is as described below:
The utility model utilizes frequency converter to arrange two different operating frequencies, the operating frequency of pumping installations motor is made to be in different operating voltage frequencies when milking and clean, ensure that the stability of cleaning device of milking, improve the operating efficiency of the work of milking and cleaning simultaneously.
The utility model, by changing the frequency of the output voltage of frequency converter, changes the rotating speed of vavuum pump, thus changes the height of vacuum, realizes milking and producing different vacuum when cleaning, to meet the requirement of milking and cleaning.
Last it is noted that above-described each embodiment is only for illustration of the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in previous embodiment, or to wherein partly or entirely technical characteristic carry out equivalent replacement; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (8)
1. a teatcup group frequency conversion cleaning device, comprise pumping installations, frequency converter, pipeline and be arranged on the milking machine system on milking platforms, described milking machine Operation system setting has teatcup group, pumping installations is connected with teatcup group gas circuit or fluid path by described pipeline, described frequency converter is electrically connected with pumping installations, it is characterized in that: also comprise the control unit be electrically connected with pumping installations and frequency converter, described control unit is for controlling de-cup and the cleaning of milking machine system, the output of described control unit connects the input of described frequency converter
The first pressure signal value for milking and the second pressure signal value for cleaning is pre-set in described frequency converter.
2. teatcup group frequency conversion cleaning device according to claim 1, it is characterized in that: the first operating pressure of the pumping installations that described first pressure signal value is corresponding is 40-45KPa, the second operating pressure of the pumping installations that described second pressure signal value is corresponding is 46-52KPa.
3. teatcup group frequency conversion cleaning device according to claim 2, it is characterized in that, described control unit comprises the operating pressure real-time monitoring device on pumping installations, for detecting real-time working pressure during pumping installations work.
4. teatcup group frequency conversion cleaning device according to claim 3, is characterized in that,
Described operating pressure real-time monitoring device comprises pressure sensor and signal conversion unit, the real-time working pressure that described signal conversion unit is used for the pumping installations recorded by pressure sensor is converted to real-time working pressure signal, and this pressure signal is sent to frequency converter.
5. teatcup group frequency conversion cleaning device according to claim 4, it is characterized in that: described controller also comprises alarm unit, described alarm unit is indicator lamp or buzzer.
6. teatcup group frequency conversion cleaning device according to claim 2, it is characterized in that: described first operating pressure is 42KPa, described second operating pressure is 47KPa.
7. teatcup group frequency conversion cleaning device according to claim 1, is characterized in that: the output of described frequency converter connects the motor of described pumping installations by a frequency conversion control circuit.
8. teatcup group frequency conversion cleaning device according to claim 7, is characterized in that: described pumping installations is vavuum pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520686394.0U CN204907448U (en) | 2015-09-07 | 2015-09-07 | Frequency conversion belt cleaning device of teatcup group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520686394.0U CN204907448U (en) | 2015-09-07 | 2015-09-07 | Frequency conversion belt cleaning device of teatcup group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204907448U true CN204907448U (en) | 2015-12-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520686394.0U Active CN204907448U (en) | 2015-09-07 | 2015-09-07 | Frequency conversion belt cleaning device of teatcup group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204907448U (en) |
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2015
- 2015-09-07 CN CN201520686394.0U patent/CN204907448U/en active Active
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