CN2473558Y

CN2473558Y - Automatic water supply and discharging device

Info

Publication number: CN2473558Y
Application number: CN01220803U
Authority: CN
Inventors: 丰含午
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-04-02
Filing date: 2001-04-02
Publication date: 2002-01-23
Anticipated expiration: 2011-04-02

Abstract

The utility model relates to an automatic water sluicing and draining device including a main valve body with water inlet and outlet channel and an electromagnet part covered with a magnet cover, the device is provided with an overflow valve with an automatic switch, the main valve body, the overflow valve body and the electromagnet part are connected in turn, the main valve core of the main valve installed with a reset spring on the outer end, the overflow valve core in the overflow valve and the electromagnet armature installed with armature head in the electromagnet withstand each other in turn and are positioned at one axis line, a draining valve connected with the water inlet and outlet channel is also arranged in the main valve. The utility model can not only automatically sluice water but also effectively drain the surplus water, and is reasonable in structure, stable in performance.

Description

Automatic loading water and emptier

The utility model relates to a kind of device that is used for solar water heater, especially a kind of automatic loading water and emptier.

The solar water heater automatic water-supply apparatus that existing market is on sale, its automatic loading water have plenty of utilize water from pressure, structure is similar to coal gas compression release valve, what have utilizes buoyancy of water, use ball-cock assembly or with Electronic Control, but because of hydraulic pressure and water temperature are unsettled often, so the service behaviour of above-mentioned automatic water-supply apparatus is stable inadequately; Above-mentioned device also has loads onto exhaust-valve, but because of unreasonable structure, what have can not effectively replenish air, and the emptying effect is not ideal enough, and what have has but reduced result of use and caused water temperature to reduce after having replenished air.

The purpose of this utility model provides a kind of automatic loading water and emptier, it effectively emptying cold water prevent that frost crack pipe again can automatic loading water, and rational in infrastructure, stable performance.

For achieving the above object, solution of the present utility model is such: it comprises having the main valve body and the electromagnet part that is covered with magnet cover of aquaporin up and down, be characterised in that it also is provided with the overflow valve body of band automatic switch, described main valve body, overflow valve body and electromagnet part are connected successively mutually, the outer end is equipped with between the electromagnet armature that armature stud is housed in the main valve plug of back-moving spring and overflow spool in the overflow valve body and the electromagnet and is offseted successively on the main valve body, and be positioned on the same axis, also be provided with the exhaust-valve that communicates with aquaporin up and down in the described main valve body.

Described automatic switch is positioned at the top of overflow chamber, it comprises switch body and the switch cover that covers on the switch body, be provided with fixed electrode, top in the switch body and the driven rod that back-moving spring is housed the acorn nut lower end be housed and be close to the rotor plate electrode that the acorn nut below contacts with fixed electrode, switch cover is provided with the electric leakage electrode that is positioned at above the acorn nut.

Described exhaust-valve is positioned at the main valve plug top, and exhaust-valve top is air inlet, and the inwall of valve seat has at least four axial convex tendons, and the air inlet below is the slip valve plate that is provided with diaphragm seal, under the slip valve plate back-moving spring is arranged.

Between described main valve plug and the overflow spool, overflow spool and be equipped with between the electromagnet armature of armature stud, be equipped with rubber membrane between automatic switch and the overflow chamber, respectively be provided with sealing gasket on main valve plug and the overflow spool.

Adopt the automatic loading water and the emptier of the above structure, after connecting power supply, electromagnet armature and armature stud compress the overflow spool, the overflow spool compresses main valve plug, make the connection of upper and lower conduit road and go up water, when water tank is full, overflow water enters overflow chamber promotion drive link and cuts off the electricity supply, and makes main valve plug, overflow spool and electromagnet armature be returned to original position because of the effect of back-moving spring, thereby blocks the upper and lower conduit road; After using up hot water, as long as cut off the electricity supply, the following aquaporin of hot water has been blocked, and the surplus water that exhaust-valve just can emptying upper and lower conduit road is with antifreeze, and prevents that hot water from flowing backwards; Because of this device has creepage protection function, make more reasonable structure of the present utility model and performance more stable again.

Be further described below in conjunction with accompanying drawing.

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

Fig. 2 is the partial enlarged drawing of Fig. 1;

Fig. 3 is that the I-I of Fig. 2 is to cutaway view.

As shown in the figure, main valve body 1, overflow valve body 5 is connected successively mutually with the electromagnet part, main valve plug 2 on the main valve body 1, the electromagnet armature 11 that armature stud 12 is housed on overflow spool 16 on the overflow valve body 5 and the electromagnet 8 offsets and each other on same axis, between main valve plug 2 and the overflow spool 16, between overflow spool 16 and the armature core rubber membrane 18 is arranged all, 13 are separated by with antiseep, back-moving spring 21 and spring compressor 22 are equipped with in the outer end of main valve plug 2, the top of main valve plug 2 is upper and lower conduit mouths 3, there is upper and lower conduit mouth 19 below, sealing gasket 20 also is housed on the main valve plug 2, is used for shutoff aquaporin up and down; On main valve plug 2, be provided with exhaust-valve 4, exhaust-valve 4 communicates with the aquaporin up and down of main valve plug 2, valve seat is provided with air inlet 4-4, valve base inner wall is provided with at least four axial convex tendon 4-5, air inlet 4-4 below, convex tendon 4-5 inboard is the slip valve plate 4-2 that is provided with diaphragm seal 4-3, slip valve plate 4-2 has back-moving spring 4-1, when the down going channel of hot water is sealed, continue to open flowing water Valve, negative pressure under the vacuum state makes slip valve plate 4-2 be with diaphragm seal 4-3 to press down, air is walked around slip valve plate 4-2 from air inlet 4-4 and is entered space between the valve base inner wall convex tendon 4-5, the gap of passing back-moving spring 4-1 again enters the inner chamber 4-6 that communicates with aquaporin up and down, and main valve plug is discharged with the surplus water in the downcomer.Automatic switch 6 is housed on overflow chamber 17; be separated with the rubber membrane 14 of water-impervious between overflow chamber 17 and the automatic switch 6; automatic switch 6 has switch body 6-1 and the switch cover 6-7 that covers on the switch body 6-1; be provided with the top in the switch body 6-1 driven rod 6-5 that acorn nut 6-3 bottom is provided with back-moving spring 6-8 is housed; one rotor plate electrode is arranged below the acorn nut 6-3; it contacts with fixed electrode 6-6 on the switch body 6-1; switch cover 6-7 is provided with the electric leakage electrode 6-2 that is positioned at acorn nut 6-3 top; the outer resistance 7 of electric leakage electrode 6-2 and switch cover 6-7 links to each other and inserts the auxiliary switch of leakage protecting plug 10; main switch on the leakage protecting plug 10 is then connected with electromagnet 8 respectively and is connected by rotor plate electrode 6-4 and electromagnet 8, and the sealing gasket 15 that is used for sealing passage between overflow chamber 17 and the overflow water outlet is being housed on the overflow spool 16.After connecting power supply like this, electromagnet armature 11 compresses overflow spool 16 with armature stud 12 and blocks the overflow pipe passage, overflow spool 16 compresses main valve plug 2 again, thereby back-moving spring 21 is shunk connect inlet and outlet pipe lines, when water tank water is full, overflow water enters overflow chamber 17, it is up to promote driven rod 6-5 behind the water generates certain pressure in the overflow chamber 17, cut off rotor plate electrode 6-4 and fixed electrode 6-6, electromagnet 8 is discharged, under back-moving spring 21 effects, main valve plug 2, overflow spool 16, electromagnet armature 11 resets, cut off aquaporin up and down, connect overflow ducts again simultaneously, make spilling water outflow in the water tank.When driven rod 6-5 continues to go upward to electric leakage electrode 6-2; auxiliary switch with earth leakage protective effect is disconnected, even overflow chamber 17 interior water levels descend like this, driven rod 6-5 gets back to original position; rotor plate electrode 6-4 connects with fixed electrode 6-6 again, also can not cause electromagnet 8 work.The electromagnet armature 11 that after the power interruptions, back-moving spring 21 makes main valve plug 2, overflow spool 16, have an armature stud is got back to original position, has closed last aquaporin automatically.After using up hot water, as long as cut off the electricity supply, the hot water channel just shuts, and needn't shut hot water valve, and exhaust-valve 4 just can be discharged from sewer pipe with surplus hot water, reaches the purpose that prevents frost crack pipe, improves the water effect.

The utility model on being used in solar water heater, the industries such as antifreeze and medical, food, chemical industry that also can be widely used in water tower upper and lower conduit road, roof need the situation of emptying when liquid is carried.

Claims

1. automatic loading water and emptier, it comprises main valve body (1) with aquaporin up and down and the electromagnet part that is covered with magnet cover (9), it is characterized in that it also is provided with the overflow valve body (5) of band automatic switch (6), described main valve body (1), overflow valve body (5) is connected successively mutually with the electromagnet part, main valve body (1) is gone up between the electromagnet armature (11) that armature stud (12) are housed in the main valve plug (2) that the outer end is housed by back-moving spring (21) and overflow spool (16) in the overflow valve body (5) and the electromagnet (8) and is offseted successively, and be positioned on the same axis, also be provided with the exhaust-valve (4) that communicates with aquaporin up and down in the described main valve body (1).

2. automatic loading water as claimed in claim 1 and emptier, it is characterized in that described automatic switch (6) is positioned at the top of overflow chamber (17), it comprises switch body (6-1) and covers in switch cover (6-7) on the switch body (6-1), be provided with fixed electrode (6-6) in the switch body (6-1), the top is equipped with the driven rod (6-5) that back-moving spring (6-8) is housed acorn nut (6-3) lower end and is close to the rotor plate electrode (6-4) that acorn nut (6-3) below contacts with fixed electrode (6-6), and switch cover (6-7) is provided with the electric leakage electrode (6-2) that is positioned at above the acorn nut (6-3).

3. automatic loading water as claimed in claim 1 and emptier, it is characterized in that described exhaust-valve (4) is positioned at main valve plug (2) top, exhaust-valve (4) top is air inlet (4-4), the inwall of valve seat has at least four axial convex tendons (4-5), air inlet (4-4) below is the slip valve plate (4-2) that is provided with diaphragm seal (4-3), and back-moving spring (4-1) is arranged under the slip valve plate (4-2).

4. automatic loading water as claimed in claim 1 and emptier, it is characterized in that between described main valve plug (2) and the overflow spool (16), overflow spool (16) and be equipped with between the electromagnet armature (11) of armature stud (12), be equipped with rubber membrane (18,13,14) between automatic switch (6) and the overflow chamber (17), respectively be provided with sealing gasket (20,15) on main valve plug (2) and the overflow spool (16).