CN2539027Y

CN2539027Y - Electricity-saving electromagnetic valve

Info

Publication number: CN2539027Y
Application number: CN 02230378
Authority: CN
Inventors: 张祝荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-04-10
Filing date: 2002-04-10
Publication date: 2003-03-05
Anticipated expiration: 2012-04-10

Abstract

The utility model relates to a power-saving solenoid valve, which mainly comprises a metal case, a magnetic coil, a fixed shaft, a fixed plate, a valve plug rod, an elastic element and a valve base; wherein the magnetic coil is arranged inside the metal case, the fixed shaft is perforated inside the perforation of the magnetic coil, and a magnet is arranged at the upper end of the fixed shaft. The utility model has the advantages of saved power, prolonged service life, scale resistance, and the capacity to prevent blocking or water leaking.

Description

But the solenoid valve of power saving

Technical field

But the utility model relates to a kind of solenoid valve of power saving, be meant especially a kind of by magnetic coil be subjected to the electricity excitatory, valve cock stem is attracted to upper, make its lower end break away from the blasthole of valve seat, this moment is by the magnetic of stationary axle upper end magnet, valve cock stem can be inhaled magnetic orientation and not move down, make out the blasthole of seat keep path, be the solenoid valve of the power saving of off-position but magnetic coil meeting simultaneously is controlled.

Background technique

Press, general electromagnetic valve structure, see also Fig. 1, shown in 2, it mainly is provided with a housing 10, one magnetic coil 11, one stationary axle 12, one fixed plate 13, one valve cock stem 14, members such as one elastic element 15 and a valve seat 16 are formed, magnetic coil 11 is established in housing 10, fixed plate 13 is sheathed on the stationary axle 12, again stationary axle 12 is worn in the perforation 110 of being located at the magnetic coil 11 in the housing 10, stretch through into the perforation 100 of housing 10 end faces by a spiro connecting element 101, and screw lock is on the inner bolt hole 120 of stationary axle 12 upper ends, with magnetic coil 11, fixed plate 13 and stationary axle 12 are fixed in the housing 10, and an elastic element 15 is sheathed on the valve cock stem 14, the upper end of valve cock stem 14 is worn in the containing groove 121 of stationary axle 12 lower ends, by elastic element 15 with valve cock stem 14 downward pushing tows, and valve seat 16 is extended through perforation 161 by spiro connecting element 160, and be locked in the screw 130 of fixed plate 13, valve seat 16 is fixed in the below of housing 10, and the lower end of valve cock stem 14 is then on the blasthole 163 of block in valve seat 16 alcoves 162; So, power line 111 power supplies by magnetic coil 11, make magnetic coil 11 be subjected to electric excitatory generation magnetic field, to drive stopper rod 14 upwards attracts and compression elastic element 15, make elastic element 15 be elastic compression, and the lower end that makes valve cock stem 14 breaks away from the blasthole 163 in valve seat 16 alcoves 162, makes blasthole 163 not be subjected to block, and 164,165 of the pipe joints of its valve seat 16 2 sides form connected state; Yet, known solenoid valve is if will make the blasthole 163 of valve seat 16 continue to keep being channel status, its magnetic coil 11 must keep continuing the state of energising, make magnetic coil 11 continue excitatory generation magnetic field, valve cock stem 14 is continued upwards sticking, can keep channel status, the formation high temperature and magnetic coil 11 long-time energization excitations easily generate heat, can reduce its working life, and very power consumption, and that valve cock stem 14 is subjected to for a long time is excitatory, incrustation scale is easily accumulated in its end 140, can influence to the block of valve seat 16 blastholes 163, cause and leak or block, and can influence the cleanliness of water quality.

Summary of the invention

But the purpose of this utility model is to provide a kind of solenoid valve of power saving, be subjected to electricity excitatory by magnetic coil, valve cock stem is attracted to upper, make its lower end break away from the blasthole of valve seat, can with valve cock stem inhale magnetic orientation and not move down by the magnetic of stationary axle upper end magnet this moment, make out the blasthole of seat keep path, simultaneously magnetic coil can be controlled and be off-position, and magnetic coil can needn't continue energising again and be heated, and can reach the effect in power saving and growth working life really.

But the utility model is to provide a kind of solenoid valve of power saving, mainly is provided with metal shell, magnetic coil, stationary axle, fixed plate, valve cock stem, elastic element and valve seat and forms; Wherein magnetic coil is located in the metal shell, and stationary axle is arranged in the perforation of magnetic coil, and the upper end of stationary axle is provided with magnet.

The utlity model has power saving, increase working life, and be difficult for producing incrustation scale, also can prevent to produce and block, leak.

Description of drawings

Fig. 1 is known three-dimensional exploded view.

Fig. 2 is known assembled sectional view.

Fig. 3 is a three-dimensional exploded view of the present utility model.

Fig. 4 is an assembled sectional view of the present utility model.

Fig. 5 forms the use schematic representation of path for the utility model valve seat.

Fig. 6 is another embodiment's of the utility model a assembled sectional view.

Embodiment

Relevant the utility model is to reach above-mentioned application target and effect, and the skill means that adopted are enumerated preferable feasible embodiment now, and cooperate graphic shown in, details are as follows:

At first, see also shown in Fig. 3,4, the utility model mainly is provided with a metal shell 2, is provided with a perforation 20 in the end face of metal shell 2, and a side of metal shell 2 bottoms is provided with breach 21, one spiro connecting elements 22 and is arranged in the perforation 20 of metal shell 2; One magnetic coil 3 is located in the metal shell 2, is equipped with power line 30 on the magnetic coil 3, and the center of magnetic coil 3 is provided with a perforation 31; One stationary axle 4 is arranged in the perforation 31 of magnetic coil 3, and the metal material that this stationary axle 4 is the tool magnetic conduction is made, and the lower end of stationary axle 4 is provided with containing groove 40, and the bottom of stationary axle 4 is provided with retaining edge 41, and the upper end of stationary axle 4 is provided with inner bolt hole 42; One fixed plate 5 is sheathed on the stationary axle 4, is provided with a perforation 50 in the middle of the fixed plate 5, is provided with two screws 51 on the fixed plate 5 relatively; One magnet 6 is located at the upper end of stationary axle 4, and the centre of magnet 6 is provided with perforation 60; One valve cock stem 7, its upper end is arranged in the containing groove 40 of stationary axle 4, valve cock stem 7 is made by metal material, the bottom build-in of valve cock stem 7 has a soft chock 70, the sidewall of valve cock stem 7 is provided with perforation 71 and is communicated to the upper end, the nearly lower end of the outer wall of valve cock stem 7 is established and is tilted conical surface 72, one elastic elements 73 and is sheathed on the valve cock stem 7, and the lower end of elastic element 73 also is embedded on the tilted conical surface 72 of valve cock stem 7; One valve seat 8, be located at the below of metal shell 2, valve seat 8 is made by plastic cement material, two sides of valve seat 8 respectively are provided with

pipe joint

80,81, and the top of valve seat 8 is provided with an alcove 82, and wherein 82 of a pipe joint 80 and alcoves are provided with passage 83, and be provided with a blasthole 84 in the alcove 82, this blasthole 84 is communicated with another pipe joint 81, is arranged in this two perforation 85 in being provided with two perforation, 85, two spiro connecting elements 86 on the valve seat 8 relatively.

During assembling, see also Fig. 3, shown in 4, earlier fixed plate 5 is sheathed on the stationary axle 4, stationary axle 4 is worn in the perforation 31 of magnetic coil 3, again magnet 6 is located at the upper end of stationary axle 4, magnetic coil 3 is established in metal shell 2, its power line 30 is stretched through out by the breach 21 of metal shell 2, be extended through the perforation 20 of metal shell 2 and the perforation 60 of magnet 6 by a spiro connecting element 22, and screw lock is in the inner bolt hole 42 of stationary axle 4 upper ends, with magnetic coil 3, stationary axle 4, magnet 6 and fixed plate 5 are fixedly arranged in the metal shell 2, the end face of magnet 6 is adsorbed in the internal face of metal shell 2, valve cock stem 7 upper ends that will be arranged with elastic element 73 again wear in the containing groove 40 of stationary axle 4 lower ends, the upper end of its elastic element 73 then is held in retaining edge 41 belows of stationary axle 4, make the upper end of valve cock stem 7 and containing groove 40 internal faces of stationary axle 4 form a spacing, again valve seat 8 is mounted on the below of metal shell 2, stretch through into the perforation 85 of valve seat 8 by spiro connecting element 86, and screw lock is in the screw 51 of fixed plate 5, make valve seat 8 be fixed in the below of metal shell 2, the chock 70 of valve cock stem 7 lower ends is then on the blasthole 84 of block in valve seat 8 alcoves 82, so, can finish whole assembling.

During use, see also Fig. 4, shown in 5, only must push power switch, make power supply be communicated to magnetic coil 3 by power line 30, magnetic coil 3 is subjected to electric excitatory generation forward magnetic field, valve cock stem 7 is subjected to the excitatory meeting of magnetic coil 3 by the sticking that makes progress, make valve cock stem 7 upwards slippages, its upper end portion is containing groove 40 internal faces by being held in stationary axle 4 then, valve cock stem 7 and be subjected to stationary axle 4 magnetic conduction and by the magnetic force of magnet 6 make progress attract to be positioned upper, the elastic element 73 that is sheathed on out on the stopper rod 7 then is elastic compression, the underpart of its valve cock stem 7 then breaks away from the blasthole 84 in valve seat 8 alcoves 82, make blasthole 84 no longer by block, the pipe joint 80 of valve seat 8 two sides, 81 formation paths, so, only must push power switch during use, it is excitatory to make magnetic coil 3 be the of short duration electricity that is subjected to, valve cock stem 7 is upwards attracted, its magnetic coil 3 is controlled and be off-position, though this moment, valve cock stem 7 lost the excitatory attraction of magnetic coil 3, but still that the magnetic that is subjected to magnet 6 is positioned is upper, and can not be shifted downwards, the blasthole 84 of valve seat 8 still continues to keep being channel status, magnetic coil 3 must not continue to be subjected to the electricity heating, can reach purpose of power saving, and magnetic coil 3 is shortened by the time of electricity heating, can increase its working life, again, valve cock stem 7 is also shortened by the time of the excitatory heating of magnetic coil 3 conductions, so valve cock stem 7 is difficult for producing incrustation scale because of excitatory heating, the blasthole 84 that does not have incrustation scale block valve seat 8 influences current, or incrustation scale lodges in valve cock stem 7 ends and cause block blasthole 84 really and produce the situation of leaking and take place, and can guarantee the cleanliness of water quality; If in the time of will stopping to supply water, then only pushing power switch is once once more, make magnetic coil 3 controlled and be subjected to electricity to produce the opposing magnetic field once more, valve cock stem 7 is reverse repulsion and passing downwards, 73 of its elastic elements are elastic recovery valve cock stem 7 pushing tows are moved down, the chock 70 that makes valve cock stem 7 underparts is the blasthole 84 of block in valve seat 8 alcoves 82 once more, with the water-flowing path block, move and finish sealing, if will supply water then once more pushing power switch once, can supply water, action can reach purpose of power saving really and so forth.

Another embodiment of the present utility model, see also shown in Figure 6, with stretch through out the perforation 20 of metal shell 2 end faces of the upper end of stationary axle 4, and be provided with annular groove 43 in the place near to the upper end of stationary axle 4, button is provided with a clasp 44 on annular groove 43, magnetic coil 3, stationary axle 4 and fixed plate 5 are fixedly arranged in the metal shell 2, again magnet 9 are located at the upper end of stationary axle 4; As above-mentioned, be subjected to electricity excitatory by magnetic coil 3, valve cock stem 7 is attracted to upper, makes the lower end of valve cock stem 7 break away from the blasthole 84 of valve seat 8, this moment is by the magnetic of stationary axle 4 upper end magnet 9, valve cock stem 7 can be inhaled magnetic orientation does not move down, make the blasthole 84 of valve seat 8 keep paths, magnetic coil 3 is understood controlled and is off-position simultaneously, so, magnetic coil 3 can needn't continue energising again and be heated, and can reach the effect in power saving and growth working life really.

In sum, the utility model has reached desired application target and effect really, and more known person is desirable, practical for it, and does not more see in the ware before application, and the application important document when meeting novel patent proposes patent application in accordance with the law.

Claims

But 1, a kind of solenoid valve of power saving mainly is provided with metal shell, magnetic coil, stationary axle, fixed plate, valve cock stem, elastic element and valve seat and forms; Wherein magnetic coil is located in the metal shell, and stationary axle is arranged in the perforation of magnetic coil, it is characterized in that: the upper end of stationary axle is provided with magnet.