CN202617914U

CN202617914U - Electronic pulsator special for milking machine

Info

Publication number: CN202617914U
Application number: CN 201220317842
Authority: CN
Inventors: 王建英
Original assignee: WENZHOU MARICE ANIMAL HUSBANDRY MACHINERY TECHNOLOGY Co Ltd
Current assignee: WENZHOU MARICE ANIMAL HUSBANDRY MACHINERY TECHNOLOGY Co Ltd
Priority date: 2012-06-29
Filing date: 2012-06-29
Publication date: 2012-12-26
Anticipated expiration: 2022-06-29

Abstract

An electronic pulsator special for a milking machine mainly resolves the problem that the existing electronic pulsator is complex in structure and inconvenient to process. The electronic pulsator is characterized in that a casing is composed of an upper casing (4), a middle casing (5) and a lower casing (6). An upper elastic diaphragm (7) and a lower elastic diaphragm (8) are respectively arranged between the upper casing (4) and the middle casing (5) and between the middle casing (5) and the lower casing (6). An air inlet cavity (9), a first air chamber (10), a second air chamber (11), an air transition cavity (12), a vacuum cavity (13), a pulsation cavity (14), a third air cavity (15) and a fourth air cavity (16) are formed after assembly. The electronic pulsator special for the milking machine adopts the elastic diaphragm structure and the independent air exchange chambers to effectively control quantity of air entering a milking cup, has small effect on vacuum degree fluctuation of a system, improves stability, simplifies structure, facilitates processing and reduces production cost.

Description

Milking machine special electronic pulsator

Technical field

The utility model relates to a kind of palsating equipment of herding milking equipment, is specifically related to a kind of milking machine special electronic pulsator.

Background technology

It is one of dairy farm onerous toil project that herding is milked, and milking machine is the key equipment of dairy farm, and pulsator is the core work parts of milking machine.The quality of pulsator performance directly affects the economic benefit of physiological health, milk yield and the dairy farm of complete machine performance, milk cow.Therefore, the country that the milk cattle cultivating industry is flourishing all gives great attention to the research of milking machine pulsator.The milking machine pulsator mainly is divided into mechanical pulse device and milking machine special electronic pulsator two big classes at present, and milking machine special electronic pulsator good stability, long service life have replaced the mechanical pulse device gradually.Existing milking machine special electronic pulsator structurally can be divided into four parts substantially: the part that 1, is connected with vacuum source; 2, the part that is connected with the teatcup group; 3, the part that is communicated with outside air; 4, internal control valve portion.There is following technological deficiency in use in existing milking machine special electronic pulsator: because the inner control valve assembly that adopts, teatcup alternately is communicated with vacuum source and outside air through control valve, and complex structure is not easy to processing; Outside air gets into more for a long time, can influence the vacuum in the teatcup, and is bigger to the fluctuation vacuum influence of system, generally adopts damping hole that air inflow is controlled, and higher to the dimension precision requirement of parts, difficulty of processing is big.

The utility model content

For the deficiency that overcomes existing electronic pulsator complex structure and be not easy to process, the utility model provides a kind of milking machine special electronic pulsator, and this milking machine special electronic pulsator adopts the elastic diaphragm structure to reach independently air exchange chamber; Air capacity to getting into teatcup control effectively; Fluctuation vacuum influence to system is less, has improved stability, simplifies the structure; Be convenient to processing, reduced production cost.

The technical scheme of the utility model is: a kind of milking machine special electronic pulsator comprises housing, coil, static iron core and moving iron core; Static iron core and moving iron core are positioned at coil; Housing is made up of upper shell, middle shell and lower house; Be respectively equipped with elastic diaphragm between upper shell and the middle shell and between middle shell and the lower house and reach elastic diaphragm down; Last elastic diaphragm comprises control diaphragm and sealing diaphragm; Coil, upper shell, last elastic diaphragm, middle shell, following elastic diaphragm and lower house are assembled the back successively and are formed inlet chamber, first air chamber, second air chamber, air transition chamber, vacuum chamber, pulsation chamber, the 3rd air chamber and the 4th air chamber; First air chamber and second air chamber communicate with inlet chamber respectively, and the duct of inlet chamber through its center be respectively with the air transition chamber and vacuum chamber communicates and by moving iron core control break-make, are provided with between air transition chamber and the 3rd air chamber and control the control valve that diaphragm links to each other; Control the 3rd air chamber and outside air break-make by control valve, the 3rd air chamber communicates with the 4th air chamber; Realize break-make through sealing diaphragm action between vacuum chamber and the pulsation chamber, vacuum chamber communicates with vacuum tube on being arranged on lower house, and the chamber of pulsing communicates with teatcup through pulse piping.

Described upper shell top is provided with air filter housing, and inlet chamber communicates with cavity in the air filter housing through the central through hole on the static iron core; Cavity in the air filter housing communicates with the 3rd air chamber with the inner passage of middle shell and the air admission hole of the 3rd air chamber through upper shell.

The utlity model has following beneficial effect: owing to take such scheme; Simplified complicated valve module structure, adopted the elastic diaphragm structure to reach independently air exchange chamber, the air capacity that gets into teatcup has been control effectively; Fluctuation vacuum influence to system is less; Improve stability, be convenient to processing, reduced production cost.

Description of drawings

Accompanying drawing 1 is the structure cutaway view of the utility model duty.

Accompanying drawing 2 is structure cutaway views of the utility model resting state.

1-coil among the figure, the 2-static iron core, 3-moves iron core, 4-upper shell, 5-middle shell, 6-lower house; The last elastic diaphragm of 7-, 71-controls diaphragm, and 72-seals diaphragm, elastic diaphragm under the 8-, 9-inlet chamber, 10-first air chamber; 11-second air chamber, 12-air transition chamber, 13-vacuum chamber, the 14-chamber of pulsing, 15-the 3rd air chamber; 16-the 4th air chamber, 17-control valve, 18-vacuum tube, 19-pulse piping, 20-air filter housing.

Central duct on the a-upper shell, the central through hole on the b-static iron core, the air admission hole of c-the 3rd air chamber.

Embodiment

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

Combine shown in Figure 2 by Fig. 1; A kind of milking machine special electronic pulsator comprises housing, coil 1, static iron core 2 and moving iron core 3; Static iron core 2 and moving iron core 3 are positioned at coil 1; Housing is made up of upper shell 4, middle shell 5 and lower house 6; Be respectively equipped with elastic diaphragm 7 and elastic diaphragm 8 down between upper shell 4 and the middle shell 5 and between middle shell 5 and the lower house 6, last elastic diaphragm 7 comprises control diaphragm 71 and sealing diaphragm 72, coil 1, upper shell 4, go up elastic diaphragm 7, middle shell 5, elastic diaphragm 8 and lower house 6 assembles back formation inlet chamber 9, first air chamber 10, second air chamber 11, air transition chamber 12, vacuum chamber 13, pulse chamber 14, the 3rd air chamber 15 and the 4th air chamber 16 successively down; First air chamber 10 and second air chamber 11 communicate with inlet chamber 9 respectively; Inlet chamber 9 communicates with air transition chamber 12 and vacuum chamber 13 respectively through its central duct a and by moving iron core 3 control break-makes, be provided with between air transition chamber 12 and the 3rd air chamber 15 with control control valve 17, the first air chambers 10 that diaphragm 71 links to each other and between controlled system diaphragm 71 separate; Air transition chamber 12 is by control valve 17 controls the 3rd air chamber 15 and outside air break-make; The 3rd air chamber 15 communicates with the 4th air chamber 16, and sealing diaphragm 72 is positioned at the top in pulsation chamber 14 and chamber 14 shutoff of will pulsing, and realizes break-make through 72 actions of sealing diaphragm between vacuum chamber 13 and the pulsation chamber 14; Vacuum chamber 13 communicates with vacuum tube 18 on being arranged on lower house 6, and pulsation chamber 14 communicates with teatcup through pulse piping 19.

Upper shell 4 tops are provided with air filter housing 20, and inlet chamber 9 communicates with air filter housing 20 interior cavitys through the central through hole b on the static iron core 2; Cavity in the air filter housing 20 communicates with the 3rd air chamber 15 with the inner passage of middle shell 5 and the air admission hole c of the 3rd air chamber through upper shell 4.Filter through the air of air filter housing 20, avoid the contaminating impurity milk of air the external world.

During work, the vacuum that is connected vavuum pump on vacuum tube 18 and the milking machine sucks and jar communicates, and moving iron core 3 is in two kinds of duties, and the one, the central duct a on the shutoff upper shell 4, the 2nd, the central through hole b on the shutoff static iron core 2.By shown in Figure 2, when moving iron core 3 shutoff central duct a, central through hole b communicates with air; Control diaphragm 71 and sealing diaphragm 72 are out of shape downwards; Control diaphragm 71 drives the air admission hole c that control valve 17 is blocked the 3rd air chamber, and sealing diaphragm 72 covers the suitable for reading of pulsation chamber 14 and itself and vacuum chamber 13 cut off its shutoff, and the vacuum in the pulsation chamber 14 is in hold mode; Cupping glass still is adsorbed on the breast; Rests that be referred to as to milk this moment gets into air in inlet chamber 9, first air chamber 10 and second air chamber 11, and the air that retains in air transition chamber 12, the 3rd air chamber 15 and the 4th air chamber 16 passes through vacuum chamber 13 by sucking-off.By shown in Figure 1, when moving iron core 3 shutoff central through hole b, central duct a opens; The pressure at both sides of control diaphragm 71 and sealing diaphragm 72 equates, replys normal condition, and control valve 17 moves upward; The air admission hole c of the 3rd air chamber opens, and closes between air transition chamber 12 and the 3rd air chamber 15, and sealing diaphragm 72 is opened the suitable for reading of pulsation chamber 14; Pulsation chamber 14 communicates with vacuum chamber 13, and cupping glass is in the state of milking, and is referred to as the work of milking this moment; Air in inlet chamber 9, first air chamber 10, second air chamber 11 and the air transition chamber 12 by sucking-off, get into air in the 3rd air chamber 15 and the 4th air chamber 16 through vacuum chamber 13.Moving iron core 3 pumps under the action of alternating magnetic field of coil 1, realizes going round and beginning again of above-mentioned action, makes the action of milking form pulsation.

The utility model has been simplified complicated valve module structure, adopts the elastic diaphragm structure to reach independently air exchange chamber, and the air capacity that gets into teatcup is control effectively; Fluctuation vacuum influence to system is less, has improved stability, and milking efficiency is high; Be convenient to processing, reduced production cost.

Claims

1. milking machine special electronic pulsator; Comprise housing, coil (1), static iron core (2) and moving iron core (3); Static iron core (2) and moving iron core (3) are positioned at coil (1); It is characterized in that: housing is made up of upper shell (4), middle shell (5) and lower house (6); Be respectively equipped with elastic diaphragm (7) between upper shell (4) and the middle shell (5) and between middle shell (5) and the lower house (6) and reach elastic diaphragm (8) down; Last elastic diaphragm (7) comprises control diaphragm (71) and sealing diaphragm (72); Coil (1), upper shell (4), go up elastic diaphragm (7), middle shell (5), elastic diaphragm (8) and lower house (6) assembles the back successively and are formed inlet chamber (9), first air chamber (10), second air chamber (11), air transition chamber (12), vacuum chamber (13), pulse chamber (14), the 3rd air chamber (15) and the 4th air chamber (16) down; First air chamber (10) and second air chamber (11) communicate with inlet chamber (9) respectively, and inlet chamber (9) communicates with air transition chamber (12) and vacuum chamber (13) respectively through its central duct (a) and by moving iron core (3) control break-make, are provided with between air transition chamber (12) and the 3rd air chamber (15) and control the control valve (17 that diaphragm (71) links to each other;) by control valve (17) control the 3rd air chamber (15) and air break-make, the 3rd air chamber (15) communicates with the 4th air chamber (16); Realize break-make through sealing diaphragm (72) action between vacuum chamber (13) and pulsation chamber (14), vacuum chamber (13) communicates with vacuum tube (18) on being arranged on lower house (6), and the chamber (14) of pulsing communicates with teatcup through pulse piping (19).

2. milking machine special electronic pulsator according to claim 1 is characterized in that: upper shell (4) top is provided with air filter housing (20), and inlet chamber (9) communicates with the interior cavity of air filter housing (20) through the central through hole (b) on the static iron core (2); Cavity in the air filter housing (20) communicates with the 3rd air chamber (15) with the inner passage of middle shell (5) and the air admission hole (c) of the 3rd air chamber through upper shell (4).