CN2332964Y

CN2332964Y - Multifunctional valve of solar water heater

Info

Publication number: CN2332964Y
Application number: CN98212809U
Authority: CN
Inventors: 于定申
Original assignee: Individual
Current assignee: Individual
Priority date: 1998-03-01
Filing date: 1998-03-01
Publication date: 1999-08-11
Anticipated expiration: 2008-03-01

Abstract

The utility model relates to a multifunctional valve for a solar water heater, belonging to the field of a water heating apparatus. The utility model which is matched with the solar water heater has the functions of filling a water tank with water and checking the water, discharging hot water, discharging cold water, holding the hot water by means of closing, adjusting the water level of the water tank as required, preventing the water in the water tank overflowing, etc. The water level of the water tank is controlled by the utility model by means of the balance between force on a valve core applied by an adjusting valve piece and pressure on the water tank caused by the water in the water tank. If the control is failed because of the damage of the valve, and the overflow stopping mechanism of the valve can still effectively prevent waste and pollution caused by the overflow of the water in the water tank. Therefore, a water overflowing pipe is not needed, and two operating valves which are originally needed can be removed. Discharging the water, charging the water, and closing the valve can be completed through the rotation of a plug cock.

Description

The solar water heater multifunctional valve

The utility model is a kind of multifunction valve for the solar water heater use, belongs to the plumbing field.

The use of solar water heater is day by day extensive, and the present majority of closing of its water tank water filling is closed for artificial guard; Reporting to the police with audio communication of having manually closed, not but still need artificial and the warning device life-span not long; Someone has developed the electronics water-level control apparatus, but cost is more expensive, so we can say all not ideal enough.Can will control automatically the valve that combines of cistern water level and water operating function then do not have and see, and the convenient and practical valve that comprehensive function is arranged of user's active demand.

The purpose of this utility model just provides a kind of both adjustable water tank fill level and can non-return in when water inlet, can have the multiple functions of manipulating such as putting the hot water or cold water concurrently again, also can damage preventing the multifunction valve that water tank spilling water and cost are not high when malfunctioning effectively in water level management mechanism.

Solar water heater multifunctional valve of the present utility model (accompanying drawing) is by nut (1), spool (2), gland (3), magnetic (4), lining cover (5), supporting plate (6), barrier film (7), upper valve body (8), buoyancy ball (9), sealing ring (10), shaped piece (11), packing ring (12), gum cover (13), cock (14), following valve body (15), heavy property ball (16), shelves are pressed cover (17), reducing pipe (18), keeper (19), float compositions such as (20), wherein upper valve body (8) is linked together in the socket joint mode and seals with sealing ring (10) with following valve body (15), packing ring (12) is then pushed down, barrier film (7) is housed in the upper cavity of upper valve body (8) from bottom to up successively, supporting plate (6), lining cover (5), (4) four parts of magnetic, the gland (3) that has circular dividing on the outer peripheral face is spun on the screw socket on upper valve body (8) top and pushes down magnetic (4), spool (2) passes the centre bore of above-mentioned four parts and stretches in the cavity that has air chamber of upper valve body (8) with the slender cylinder of its underpart, the nut (1) that has annular and axial graduation mark on the periphery of lower end is spun on the top of spool (2), shaped piece (11) is equipped with in the top of this cavity middle washer (12), buoyancy ball (9) is housed in the cylindrical cavity on this part top, and its top contacts with spool (2).Be with gum cover (13) on the cylinder that has rib and breach of shaped piece bottom, two Kong Yuqi valve pockets communicate about having in the top bell and spigot of following valve body (15), cock (14) with radial and axial two grooves is housed in this valve pocket, and the blind nut that is lined with O type circle is pushed down, one end of cock (14) is a square, the handwheel of band function of use mark is housed on it, heavy property ball (16) places retaining to press the chamber of cover (17), reducing pipe (18) places retaining to press on the cover (17), after locating them together, keeper (19) is contained between two pipe fittings up and down that connect by coupling, be welded in the hole of water-heater water tank below and go up pipe fitting, following pipe fitting connects with the side direction interface of upper valve body (8), float (20) places the blast pipe of water-heater water tank, and its underpart connects with heavy property ball (16) with clue.The lower interface of following valve body (15) is a tap water interface, side interface is the connecting port of Tap for bathtub, when the radial slot in the cock (14) is in the upright position, right side, right ports in running water and the bell and spigot is connected, running water injects water tank by the passage that design between part has, during the tap water pressure fluctuation, gum cover (13) shrinks or expansion restraining current, air chamber buffering variation in water pressure in the upper valve body (8) is to the influence of spool, in case tap water pressure is during less than the pressure of water generates in the water tank, gum cover (13) is gone to the bottom to bloat and is blocked the water hole mouth and non-return.When expiring greater than water tank water, the attraction of nut (1) and magnetic (4) passes through barrier film (7), when supporting plate (6) is passed to the water pressure of spool (2), fill with up to water tank during water filling, spool (2) can not move, but float (20) can upwards float and drive heavy property ball (16) and move upward and block outlet on the reducing pipe, water inlet stops, the summer of weather sweltering heat, this valve generally uses under this situation, in the time of the solar energy deficiency, improve water temperature for the water injection rate that reduces water tank, the distance that can adjusting nut (1) strengthens itself and magnetic (4) reduces the suffered magnetic pull of spool (2), then when required water level is arrived in water filling, spool (2) can upwards takeoff together with the nut that is spun on its top (1), and buoyancy ball (9) upwards floats and blocks the taper hole at upper valve body (8) middle part and stop into water.When taking hot water, cock (14) is forwarded to side opening on the valve body (15) and the interior left hole of bell and spigot under the radial slot connection that makes on it, hot water in the water tank presses off heavy property ball (16) or buoyancy ball (9) back flows to bathtub by the passage that designs, can emit cold water when the bottom outlet of valve body down and side opening are linked up in cock (14), hot water storage is stand-by when as cock four holes on the valve body not being communicated.

The advantage of solar water heater multifunctional valve of the present utility model is that it has the regulation and control fill level and non-return when water filling simultaneously, put hot water, put cold water, multiple function such as stored hot water, it is also very convenient that it regulates operation, can spilling water after water tank is filled with, with the alternative again original need of this valve with two operation valves and saved overflow returning pipe, so offset most of use cost, can make the practicality that water temperature improves has increased solar water heater by few water inlet in the time of the solar energy deficiency.

Accompanying drawing is structure of the present utility model and connects schematic diagram with the installation of water-heater water tank.

A kind of embodiment of the present utility model is as follows, nut (1), lining cover (5), retaining is pressed cover (17), reducing pipe (18) is made of magnetic stainless steel, spool (2), gland (3), supporting plate (6), upper valve body (8), shaped piece (11) is made of engineering plastics, gland (3) wherein, upper valve body (8) outer surface chromium plating, magnetic (4) is made of neodymium-iron-boron magnetic material, plating zinc on surface, barrier film (7), buoyancy ball (9), sealing ring (10), packing ring (12), gum cover (13), heavy property ball (16), keeper (19), float (20) is made with rubber, following valve body (15) is also done with copper with copper production and chromium plating, cock (14).Packing ring (12) is inserted down in the bell and spigot of valve body (15), gum cover (13) and buoyancy ball (9) installed to be placed to together on the packing ring (12) after shaped piece (11) is gone up, sealing ring (10) is set on the upper valve body (8), then upper valve body (8) is pegged graft with following valve body (15) and link, cock (14) installs to down in the valve pocket of valve body (15) and with the blind nut that is lined with O shape circle and pushes down, handwheel is installed on the square toes of cock, with magnetic (4), lining cover (5), supporting plate (6), barrier film (7) is set on the inverted spool (2) successively, in the upper cavity of upper valve body (8) of packing into after the reversing simultaneously then, screw on gland (3), nut (2) is screwed into the top of spool (2), install to together in the water inlet pipe of water tank bottom after packing into reducing pipe (18) in the keeper (19), to be that float (20) that clue is arranged installs on the blast pipe of water tank and allows its clue pass keeper and reducing pipe downwards, the lower end that will sinking property ball (16) be tied to clue at appropriate heights, to keep off again and press cover (17) to hold in the annular groove that this ball installs to keeper (19), and connect water pipe with coupling at last and compress three parts such as keeper simultaneously and just obtained solar water heater multifunctional valve of the present utility model.

Claims

1, a kind of solar water heater multifunctional valve, by water level management mechanism, the water pressure fluctuations controlling organization, non-return mechanism, use operating mechanism, water tank ends compositions such as the mechanism of overflowing, it is characterized in that this valve is by nut (1), spool (2), gland (3), magnetic (4), lining cover (5), supporting plate (6), barrier film (7), upper valve body (8), buoyancy ball (9), sealing ring (10), shaped piece (11), packing ring (12), gum cover (13), cock (14), following valve body (15), heavy property ball (16), shelves are pressed cover (17), reducing pipe (18), keeper (19), float compositions such as (20), wherein upper valve body (8) is linked together in the socket joint mode and seals with sealing ring (10) with following valve body (15), packing ring (12) is then pushed down, barrier film (7) is housed in the upper cavity of valve body (8) from bottom to up successively, supporting plate (6), lining cover (5), (4) four parts of magnetic, the gland (3) that has circular dividing on the outer peripheral face is spun on the screw socket on upper valve body (8) top and pushes down magnetic (4), spool (2) passes the centre bore of above-mentioned four parts and stretches in the cavity that has air chamber of upper valve body (8) with the slender cylinder of its underpart, the nut (1) that has annular and axial graduation mark on the periphery of lower end is spun on the top of spool (2), shaped piece (11) is equipped with in the top of this cavity middle washer (12), buoyancy ball (9) is housed in the cylindrical cavity on this part top, and its top contacts with spool (2).Be with gum cover (13) on the cylinder that has rib and breach of shaped piece bottom, in the top bell and spigot of following valve body (15), two Kong Yuqi valve pockets communicate about having, be equipped with in this valve pocket with the cock (14) of radial and axial two grooves and the blind nut that is lined with O type circle and push down, one end of cock (14) is a square, the handwheel of band function of use mark is housed on it, heavy property ball (16) places retaining to press the chamber of cover (17), reducing pipe (18) places retaining to press on the cover (17), after locating them together, keeper (19) is contained between two pipe fittings up and down that connect by coupling, be welded in the hole of water-heater water tank below and go up pipe fitting, following pipe fitting connects with the side direction interface of upper valve body (8), float (20) places the blast pipe of water-heater water tank, and its underpart connects with heavy property ball (16) with clue.