CN201467788U

CN201467788U - Movable milking device

Info

Publication number: CN201467788U
Application number: CN2009202308844U
Authority: CN
Inventors: 胡良龙; 胡志超; 王海鸥; 张会娟; 吴峰; 王建楠; 顾峰玮; 计福来; 谢焕雄; 钟挺
Original assignee: Nanjing Research Institute for Agricultural Mechanization Ministry of Agriculture
Current assignee: Nanjing Research Institute for Agricultural Mechanization Ministry of Agriculture
Priority date: 2009-09-04
Filing date: 2009-09-04
Publication date: 2010-05-19
Anticipated expiration: 2019-09-04

Abstract

The utility model relates to a movable milking device, which belongs to the technical field of the livestock husbandry machinery. The movable milking device comprises a teat cup group, float-type threshold value sensors, a pulsator and a cup dropping cylinder. The teat cup group is communicated with a milk storage barrel through a milk pipe, the milk storage barrel is communicated with a vacuum system, the float-type threshold value sensors are connected in series in the milk pipe, the pulsator is communicated with the milk storage barrel through a pulsating air pipe, the signal output ends of the threshold value sensors are respectively connected with a solenoid valve arranged on the milk pipe, the pulsating air pipe and the cup dropping cylinder through a control circuit, the pistons of the threshold value sensors are connected with the teat cup group through traction cables, and a metering device is arranged below the milk storage barrel. When in use, the utility model can effectively avoid the over milking through the automatic cup dropping, thereby ensuring the health of the cow and the quality and yield of the milk. Meanwhile, the utility model can solve the measurement problem of the milk production, and realize the automatic measurement and display of the milk production per cow every time.

Description

A kind of portable milking equipment

Technical field

The utility model relates to a kind of milking equipment, and especially a kind of portable milking equipment belongs to livestock mechanical technological domain.

Background technology

Milking is the main production link of dairy farm, and its amount of labour accounts for more than 60% of the whole workloads in dairy farm.Mechanical milking is the action that sucks naturally of a kind of imitation calf, will the suckle technology of sucking-off from the nipple of milk cow of the alternately vacuum of utilizing the milking machine system to be produced.Adopt mechanization to milk and to reduce by 75% the amount of labour, and can reduce pollutions, reduce the cow breast disease and take place, help that livestock breeding continues, stablizes, health and developing in harmony, thereby the mechanization degree of milking becomes one of important symbol of dairy development level.

Portable milking machine is a kind of small-sized milking equipment, has advantages such as flexible, that price is lower, is usually used in cowboying full-time farm, rich and influential family, the special milk cow of milking station and fairly large plant (as the delivery room) etc.Usually it is made up of teatcup group, vacuum system, pulsator, storage milk churn, various pipes, mobile platform, electric-control system etc.

Stages such as complete mechanical milking process is broadly divided into preparation, squeezes in advance, normally squeeze, the back is squeezed.Excessively milk and be meant in the operation process of milking when the back is squeezed the stage milk and stopped flowing out substantially (or be lower than normally go out milk amount lower limit), and a kind of behavior that the action of milking is still proceeded." crowded excessively " easily causes the congested swelling of nipple, easily produces mastitis, and serious threat milk cow health and milk quality, output still do not have in the portable milking machine of present domestic use and effectively prevented the technology of squeezing and measure.In addition, still there is not metering device in the at present domestic portable milking machine, can't accurately learn each milk yield of every ox, be not easy to pasture management such as feed, also be not easy to individual cowboying and concentrate the milk station administration of milking (milk yield that needs press the each household milk cow keep separate accounts expense).Therefore, when production application, brought bigger not convenient.

The utility model content

The purpose of this utility model is: the problem at above-mentioned prior art exists, and by improving, propose a kind of portable milking equipment that can take off cup automatically, thereby avoid " crowded excessively " phenomenon, guarantee milk cow health and milk quality and output.

In order to reach above purpose, the basic technical scheme of the portable milking equipment of the utility model is: comprise the teatcup group that is communicated with the storage milk churn by the milk pipe, described storage milk churn is communicated with vacuum system, also comprise the float-type threshold sensor that is serially connected in the milk pipe, by pulsation tracheae and the pulsator that links to each other of storage milk churn, and take off a glass cylinder, the signal output part of described threshold sensor connects respectively by control circuit and is positioned at the milk pipe, pulsation tracheae and the milk pipe magnetic valve that takes off on glass cylinder tracheae, pulsation magnetic valve and cylinder solenoid valve, the described piston that takes off glass cylinder connects the teatcup group by haul line.

It is that the metering device of band display is equipped with in described storage milk churn bottom that the utility model further improves.

During work, start vacuum system, storage milk churn upper space forms vacuum, will suckle glass holder after on the mammilla of milk cattle, and a milk glass liner is alternately closed and opens, and begins the operation of milking.Under negative pressure (milking vacuum) attracted, milk stream entered the storage milk churn through the milk pipe.When milk volume flow surpassed predetermined threshold, the float in the sensor was in float state, and indication is normally milked.Milk the later stage, when milk volume flow during less than predetermined threshold, float begins to sink, and sends and takes off a glass signal, and begin to take off a cup time-delay timing, at this moment suckle magnetic valve and pulsation closed electromagnetic valve on the pipe, the action of milking stops, and delay time arrives, start cylinder solenoid valve, the piston motion by haul line pulling milk cup, is taken it from nipple.Read this milk yield then from metering device.

This shows, behind employing the utility model, by taking off cup automatically, can effectively avoid " crowded excessively ", thereby guarantee the quality and the output of milk cow health and milk.Solve the measurement problem of milk yield simultaneously, realized the automatic gauge and the demonstration of the each milk yield of every cow head.

Description of drawings

Below in conjunction with accompanying drawing the utility model is further described.

Fig. 1 is the structural representation of an embodiment of the utility model.

Fig. 2 is the zoomed-in view of milk volume flow threshold sensor among Fig. 1.

Fig. 3 is the end view of Fig. 1.

Part and sequence number are closed and are among the figure: handle 1, storage milk churn 2, float-type threshold sensor 3, float 4, pulsation magnetic valve 5, pulsator 6, cylinder solenoid valve 7, cylinder vacuum tube 8, milk pipe magnetic valve 9, support bar 10, vacuum vacuum tank 11, valve 12, take off glass cylinder 13, piston 14, long milk tube 15, long pulse piping 16, haul line 17, milk cup 18, clawpiece 19, interseptum 20, liner 21, vavuum pump 22, weigher 23, platform 24.

Embodiment

Present embodiment is a kind of portable milking equipment of double that can take off cup automatically, its structure as shown in Figure 1, mainly by teatcup group, vacuum system, pulsator, storage milk churn, threshold sensor, take off a glass cylinder, metering device, mobile platform, various pipes, electric-control system etc. and form.Wherein, has liner 21 in the milk cup 18 of teatcup group, be interseptum 20 between cup shell and liner, in the milk cup 18 middle part of liner 21 through clawpiece 19 and long milk tube 15, and by milk pipe magnetic valve 9 and float-type threshold sensor 3 with store up milk churn 2 and be connected.Interseptum 20 is connected with storage milk churn 2 with pulsation magnetic valve 5 by long pulse piping 16 and through pulsator 6.Vacuum system is made up of vavuum pump 22, valve 12, vacuum vacuum tank 11 and pipe fitting thereof.Taking off glass cylinder 13 is placed on the support bar 10 that is fixed on the platform 24.The piston 14 that takes off glass cylinder 13 connects the teatcup group by haul line 17.The signal output part of threshold sensor 3 connects milk pipe magnetic valve 9 and cylinder solenoid valve 7 and pulsation magnetic valve 5 respectively by the control circuit (not shown).The weigher 23 of band display is equipped with in storage milk churn 2 bottoms.The structure of float-type threshold sensor 3 is referring to Fig. 2, and float 4 is equipped with in its inside.Present embodiment two cover milking equipments are connected in parallel, and constitute the portable milking equipment of double shown in Figure 3.

During work, at first start vavuum pump, produce the vacuum of 50KPa, open manually-operated gate, storage milk churn upper space forms vacuum, and the cup serpentine method of will suckling is enclosed within on the mammilla of milk cattle, starts the pulsation magnetic valve, pulsator 6 is vacuum transferred into interseptum 20 by what long pulse piping 16 will alternately change, makes liner produce the closed action of milking alternately of opening.The vacuum (negative pressure) of storage milk churn is drawn to milk in the storage milk churn 2 by threshold sensor 3, milk pipe magnetic valve 9 and the long milk tube 15 that is installed on it.

In the process of milking, when milk volume flow surpassed 200ml/min (threshold value), the float 4 in the threshold sensor 3 was in float state, and indication is normally milked.Milking the later stage, when milk volume flow during less than 200ml/min, float 4 begins to sink, send and take off a glass signal, and begin to take off cup time-delay timing, this moment, milk pipe magnetic valve 9 cut out the milking vacuum loop, pulsation magnetic valve 5 cuts out pulsator 6, the action of milking stops, and air slowly enters milk cup liner 21, the milk cup is in only keeps being suspended on Supramammillary state.Behind the delay time 1min, cylinder solenoid valve 7 controlled unlatchings, vacuum enters takes off in glass cylinder 13, and piston 14 is rapid movement under vacuum suction, tensioning haul line 17, pulling milk cup is taken it, and is regained rapidly from nipple, be suspended on the support bar below.As the long period need not, can be by manually it being hung on the support bar 10.Read milk yield from weigher then, and record, the process of milking finishes.

Above-mentioned milk amount threshold sensor can adopt multiple nonmetallic materials to make, and for example engineering plastics such as Merlon, polyvinyl chloride, polypropylene, ABS preferably adopt Merlon to make.

The above-mentioned cup that takes off can adopt multiple nonmetallic materials to make with cylinder, and for example engineering plastics such as PVC-U, polypropylene, polystyrene, ABS preferably adopt PVC-U to make.

Above process is a decision control signal with the milk volume flow threshold value, when the stage is squeezed in the back of milking, when milk volume flow is lower than the lower limit (taking off a glass threshold value) of normally milking, close the milking vacuum (negative pressure) in the milk cup, and after of short duration time-delay, send out and take off a glass signal, driving is taken off cup device pulling rope and is taken off the teatcup group that is enclosed within on the cow breast, realizes in good time coming off automatically of milk cup, effectively avoids crowded.The employing measure of weighing has solved the measurement problem of milk yield, has realized the automatic gauge and the demonstration of the each milk yield of every cow head.

Conclusion is got up, and present embodiment has following characteristics:

(1) milk amount threshold sensor has been installed at milk in the road, has been milked the later stage, when milk volume flow sends signal during less than the threshold value of normally milking (200ml/min),, effectively prevented " crowded excessively ", reduced the mastitis generation according to the action of milking of this signal terminating;

(2) vacuum (negative pressure) has been installed and has taken off cup device, when milk amount threshold sensor sends when stopping milking action decision-making order, behind the time-delay 1min, start and take off the cup action, the cup of will suckling is taken automatically and is regained, alleviated and manually plucked a glass labour intensity, and effectively avoided manually plucking cup, protected milking equipment safety after accidents such as the cup that causes late are born;

(3) below the storage milk churn, weighing device has been installed, can have accurately been predicted every milk yield that ox is each, for Production﹠Operations Management such as milk cow is fed, dairy farm (station) business accounting provide foundation and facility.

In addition to the implementation, the utility model can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of the utility model requirement.

Claims

1. portable milking equipment, comprise the teatcup group that is communicated with the storage milk churn by the milk pipe, described storage milk churn is communicated with vacuum system, it is characterized in that: also comprise the pulsator that is serially connected in the float-type threshold sensor of milk in the pipe, links to each other by pulsation tracheae and storage milk churn, and take off a glass cylinder, the signal output part of described threshold sensor connects respectively by control circuit and is positioned at milk pipe, pulsation tracheae and takes off the milk pipe magnetic valve on glass cylinder tracheae, pulse magnetic valve and cylinder solenoid valve, and the described piston that takes off glass cylinder connects the teatcup group by haul line.

2. portable milking equipment according to claim 1 is characterized in that: the metering device of band display is equipped with in described storage milk churn bottom.

3. portable milking equipment according to claim 1 and 2 is characterized in that: in the described milk cup middle part of liner through clawpiece and milk pipe, and by milk pipe magnetic valve and float-type threshold sensor with store up milk churn and be connected.

4. portable milking equipment according to claim 3 is characterized in that: described interseptum is connected with the storage milk churn with the pulsation magnetic valve by pulse piping and through pulsator.