CN2315393Y

CN2315393Y - Automatic control valve for liquid level

Info

Publication number: CN2315393Y
Application number: CN 97238952
Authority: CN
Inventors: 张春曦
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-09-30
Filing date: 1997-09-30
Publication date: 1999-04-21
Anticipated expiration: 2007-09-30

Abstract

The utility model relates to a level automatic control valve, composed of a valve body provided with a liquid inlet tube head and a liquid outlet tube head, an elastic interlayer provided with a liquid control through hole, a sealing valve cover provided with a cover disk and the boss of the valve cover, a movable iron core whose bottom end is provided with an elastic sealing block, a return spring, a slide valve handle provided with a middle slide sleeve and the handle fins of two sides, a permanent magnet ring, a valve outer cover, a soft tying belt and a closed floating bottle provided with a counter weight. When the level automatic control valve is used, the closed floating bottle is immersed in a liquid feed pool where the level of the controlled liquid stays. The utility model has the advantages of simple structure, low manufacture cost, high operational reliability, long service life, no need electricity consumption, safety and energy saving and is especially suitable for the level automatic control in water pools and sanitary wares.

Description

Liquid level automatic control valve

The utility model relates to feed flow the pond particularly layout and the fixture thereof of water feeder, further is meant a kind of liquid level automatic control valve of the local feed flow feedwater for family or similar applications.

The automatic control of liquid of existing feed flow pond water feeder generally adopts the copper ball valve to carry out, and promptly is to float on liquid level with a hollow copper ball that seals, and by the switching that leverage removes control valve, its functional reliability is poor, fragile and leakage; Or adopt electronic control, but its complex structure and cost height, use dangerous, just can't use in case have a power failure, even be subject to the variation of external environment factor and influence normal work, for example be subject to the large and small variation of the watering water yield and influence the stability of work, like this, make and apply difficulty.

The purpose of this utility model is to provide a kind of to need not electricity consumption and control the liquid level automatic control valve of the comparatively cheap and reliable operation of the cost of its work entirely by buoyancy of liquid in the water feeder of feed flow pond automatically.

Solution of the present utility model is as follows: it has an inside and offers the uncovered valve body of cavity for the cavity end face, valve body bottom has and is integral with valve body and stretches to fluid tube head in the valve cavity, offer the liquid outlet passage that is connected with body cavity on the fluid tube head, laterally be equipped with one in the valve cavity above the face of the drain pipe crown body cavity is separated into inner chamber and the two-part elasticity interlayer of valve body lower inner cavity on the valve body, the central position of elasticity interlayer offers the middle control fluid through-hole that inner chamber on the valve body and liquid outlet passage are worked hard in glove with mutually, offer the partial center control fluid through-hole that inner chamber on the valve body and valve body lower inner cavity are worked hard in glove with mutually on the partial center position of elasticity interlayer, have and valve body all-in-one-piece feed liquor tube head at the valve body sidepiece, offer the liquid entering hole passage that is connected with the valve body lower inner cavity on the feed liquor tube head; Above the elasticity interlayer, have put in the valve body valve body on the uncovered covering of inner chamber and elasticity interlayer periphery is close to the sealed valve cap of pushing down, has the valve gap boss above all-in-one-piece stretches to it in the middle of the shrouding disc of sealed valve cap, the valve gap boss upwards offers the iron core knee-action passage of a deep inner height from its bottom end center, iron core knee-action channel content is equipped with movable core, and the iron core bottom is fixed with the elastic packing piece on the middle control fluid through-hole aperture that relies on iron core gravity to ride over the elasticity interlayer; At valve gap boss outer sliding sleeve Returnning spring on the shrouding disc that is pressed in sealed valve cap is arranged, the top of Returnning spring has the T-shaped slip valve handle that is formed by middle sliding sleeve and both sides handle wing disjunctor, the middle sliding sleeve of this slip valve handle is installed in outside the valve gap boss and presses and touch on the Returnning spring top, the outside tight cover of middle sliding sleeve is fixed with permanent magnet rings, the periphery of whole sealed valve cap and permanent magnet rings and above be equiped with the valve outer cover, offer on the valve outer cover two in the space at a distance of 180 ° vertical chute, the both sides handle wing of slip valve handle passes these two vertical chutes respectively and stretches out outside at the valve outer cover, and the end of the both sides handle wing respectively is the soft frenulum that vertical below is arranged, and the lower end of two soft frenulums hitches the airtight floating bottle that mass is equipped with in an inside.

Below in conjunction with drawings and Examples the utility model is further described.

Fig. 1 is the profile schematic representation of a kind of concrete structure of the utility model;

Fig. 2 is the forward sectional view of Fig. 1 valve body of the present utility model and valve outer cover inside.

Referring to Fig. 1 and Fig. 2, the utlity model has an inside and offer the uncovered valve body of cavity 1 for the cavity end face, valve body 1 bottom has integrally molded and stretch to fluid tube head 101 in valve body 1 cavity with valve body 1, offer liquid outlet path 10 2 on the fluid tube head 101 with valve body 1 intracavity inter-connection, in the valve cavity of fluid tube head 101 top face, laterally tightly be equipped with one body cavity is separated into inner chamber 103 and valve body lower inner cavity 104 two-part elasticity interlayers 2 on the valve body, elasticity interlayer 2 can adopt rubber-plastics material to make, its central position offers the middle control fluid through-hole 201 that inner chamber on the valve body 103 and liquid outlet path 10 2 are worked hard in glove with mutually, offer the partial center control fluid through-hole 202 that inner chamber on the valve body 103 and valve body lower inner cavity 104 are worked hard in glove with mutually on the partial center position of elasticity interlayer 2, have the feed liquor tube head 105 integrally molded at valve body 1 sidepiece, offer the liquid entering hole path 10 6 that is connected with valve body lower inner cavity 104 on the feed liquor tube head 105 with valve body 1.Above elasticity interlayer 2, have put in the valve body 1 valve body on inner chamber 103 uncovered coverings and elasticity interlayer 2 peripheries are close to the sealed valve cap of pushing down 3, has the integrally molded with it valve gap boss 302 that stretches to the top in the middle of the shrouding disc 301 of sealed valve cap 3, valve gap boss 302 upwards offers the iron core knee-action passage 303 of a deep inner height from its bottom end center, be equipped with movable core 4 in the passage 303, iron core 4 bottoms are fixed with the elastic packing piece 5 on middle control fluid through-hole 201 apertures that rely on iron core 4 gravity to ride over elasticity interlayer 2, and elastic packing piece 5 can adopt rubber mass to make.Returnning spring 6 on the shrouding disc 301 that is pressed in sealed valve cap 3 is arranged at valve gap boss 302 outer sliding sleeves, the top of Returnning spring 6 has the T-shaped slip valve handle 7 that is formed by middle sliding sleeve 71 and the both sides handle wing 72 disjunctors, middle sliding sleeve 71 sliding sleeves are combined in outside the valve gap boss 302 and press and touch on Returnning spring 6 tops, the outside tight cover of middle sliding sleeve 71 is fixed with permanent magnet rings 8, the periphery of whole sealed valve cap 3 and permanent magnet rings 8 and above be equiped with valve outer cover 9, valve outer cover 9 both sides offer two in the space at a distance of 180 ° vertical chute 91, the both sides handle wing 72 of slip valve handle 7 passes these two vertical chutes 91 respectively and stretches out lateral part at valve outer cover 9, and the end of the both sides handle wing 72 respectively is to have the lower end of 10, two soft frenulums 10 of soft frenulum of vertical below to hitch the airtight floating bottle 12 that mass 11 is equipped with in an inside jointly.Mass 11 can be the liquid of the same race of dress in the utility model liquid pool that control valve is controlled, also can be other object, but all should make the proportion of the proportion of this airtight floating bottle 12 a little less than liquid in the control liquid pool, when making this airtight floating bottle 12 be immersed in the controlling liquid, highly basic suitable with the control liquid level.

Working principle of the present utility model with said structure is as follows: will float bottle 12 and be immersed in the liquid in controlled feed flow pond, height is suitable with the control liquid level.The remaining part of floating bottle more than 12 is installed in the appropriate location of liquid level top, feed flow pond.Feed liquor tube head 105 is connected with the feed flow source capsule road of outside, feed flow pond, is connected in fluid tube head 101 and the feed flow pond.So, liquid from the feed flow source just enters valve body lower inner cavity 104 through feed liquor tube head 105, while enters inner chamber 103 on the valve body through the partial center control liquid logical 202 of elasticity interlayer 2 again, liquid level be in setting by controlled position the time, the elastic packing piece 5 of movable core 4 bottoms covers control fluid through-hole 201 in the middle of the elasticity interlayer 2, make that the liquid road of valve is obstructed, elasticity interlayer 2 is in the closed condition that the top is subjected to hydraulic pressure and deformation does not take place.When the liquid level change in the feed flow pond, airtight floating bottle 12 suffered buoyancy also change, and the upper-lower position that drives slip valve handle 7 changes.When liquid level reduces, airtight floating bottle 7 is reduced by buoyancy, slip valve handle 7 compression reseting springs 6 are moved downward, permanent magnet rings 8 also and then descends simultaneously, when dropping to certain position, permanent magnet rings 8 attracts movable core 4 to move upward, elastic packing piece 5 also and then rises, so decontrol the middle control fluid through-hole 201 of elasticity interlayer 2, elasticity interlayer 2 tops are disappeared by water pressure, simultaneously because iron core 4 adds the cancelling of gravitational pressure of 5 pairs of elasticity interlayers 2 of elastic packing piece, make on elasticity interlayer 2 middle parts, lower stress is unbalance and upwards heave, make that so just valve is in opening state, so, liquid is divided into two-way, i.e. one road control fluid through-hole 201 in the middle of inner chamber 103 is flowed through from the valve, another road flows through that elasticity interlayer 2 middle parts are upwards heaved and the slit decontroled from valve body lower inner cavity 104, flow to the liquid outlet path 10 2 on the fluid tube head 101 simultaneously, flow to again in the feed flow pond, make liquid level begin to rise, slip valve handle 7 also rises thereupon, permanent magnet rings 8 drives iron core 4 to be continued to rise, and to the peak of iron core knee-action passage 303, iron core 4 just no longer rises, slip valve handle 7 but continues to rise, distance between permanent magnet rings 8 and the iron core 4 just progressively strengthens, and iron core 4 suffered magnetic attractions reduce, when being reduced to less than iron core 4 gravity own, iron core 4 falls, elastic packing piece 5 covers the middle control fluid through-hole 201 of elasticity interlayer 2 again, and elasticity interlayer 2 middle parts also restore to the original state and no longer upwards heave simultaneously, and the aperture of liquid outlet path 10 2 also is closed, so valve closes usefulness, liquid level no longer rises.After liquid in the pond was discharged the use part, liquid level drops to valve to be opened, and so repeats above-mentioned control procedure, go round and begin again, thus the automatic control of liquid of realization entire work process.

The utility model is simple in structure, low cost of manufacture, and the functional reliability height, long service life need not electricity consumption, and is safe and energy-conservation, and the water level that is specially adapted in pond, the cleaners and polishes is controlled automatically.

Claims

1. liquid level automatic control valve is characterized in that:

A) have an inside and offer the uncovered valve body of cavity for the cavity end face, valve body bottom has and is integral with valve body and stretches to fluid tube head in the valve cavity, offer the liquid outlet passage that is connected with body cavity on the fluid tube head, laterally be equipped with one in the valve cavity above the face of the drain pipe crown body cavity is separated into inner chamber and the two-part elasticity interlayer of valve body lower inner cavity on the valve body, the central position of elasticity interlayer offers the middle control fluid through-hole that inner chamber on the valve body and liquid outlet passage are worked hard in glove with mutually, offer the partial center control fluid through-hole that inner chamber on the valve body and valve body lower inner cavity are worked hard in glove with mutually on the partial center position of elasticity interlayer, have and valve body all-in-one-piece feed liquor tube head at the valve body sidepiece, offer the liquid entering hole passage that is connected with the valve body lower inner cavity on the feed liquor tube head;

B) above the elasticity interlayer, have put in the valve body valve body on the uncovered covering of inner chamber and elasticity interlayer periphery is close to the sealed valve cap of pushing down, has the valve gap boss above all-in-one-piece stretches to it in the middle of the shrouding disc of sealed valve cap, the valve gap boss upwards offers the iron core knee-action passage of a deep inner height from its bottom end center, iron core knee-action channel content is equipped with movable core, and the iron core bottom is fixed with the elastic packing piece on the middle control fluid through-hole aperture that relies on iron core gravity to ride over the elasticity interlayer;

C) at valve gap boss outer sliding sleeve Returnning spring on the shrouding disc that is pressed in sealed valve cap is arranged, the top of Returnning spring has the T-shaped slip valve handle that is formed by middle sliding sleeve and both sides handle wing disjunctor, it is outer and press and touch on the Returnning spring top to be installed in the valve gap boss with sliding sleeve in this slip valve handle, the outside tight cover of middle sliding sleeve is fixed with permanent magnet rings, the periphery of whole sealed valve cap and permanent magnet rings and above be equiped with the valve outer cover, offer on the valve outer cover two in the space at a distance of 180 ° vertical chute, the both sides handle wing of slip valve handle passes these two vertical chutes respectively and stretches out outside at the valve outer cover, and the end of the both sides handle wing respectively is the soft frenulum that vertical below is arranged, and the lower end of two soft frenulums hitches the airtight floating bottle that mass is equipped with in an inside.