CN103574119A

CN103574119A - Instantaneous-heat water faucet

Info

Publication number: CN103574119A
Application number: CN201210281595.3A
Authority: CN
Inventors: 岑光耀
Original assignee: CIXI XIBEILE ELECTRIC APPLIANCES Co Ltd
Current assignee: CIXI XIBEILE ELECTRIC APPLIANCES Co Ltd
Priority date: 2012-08-09
Filing date: 2012-08-09
Publication date: 2014-02-12
Anticipated expiration: 2032-08-09
Also published as: CN103574119B

Abstract

The invention relates to an instantaneous-heat water faucet, which comprises a shell and is characterized in that the shell is formed by connecting a shell middle frame, an upper cover and a lower cover, wherein the upper cover and the lower cover are sleeved on the upper end and the lower end of the shell middle frame in a sealing manner, an inner wall supporting liner ring is embedded inside the upper end of the shell middle frame and the upper cover, the top of an inner cavity of the upper cover is provided with a water outlet column which is communicated with a water outlet pipe, an anti-freezing sealing pad which is provided with an inner hole is sleeved on the water outlet column, the anti-freezing sealing pad is matched with the water outlet column to be sleeved on the upper end of the inner cavity of the upper cover, the outer edge is tightly attached to the circumferential inner wall of the upper cover to be sealed, the lower end of the outer edge pushes against the upper end surface of the inner wall supporting liner ring, and the part, above the anti-freezing sealing pad, of the upper cover is provided with a communication hole. The instantaneous-heat water faucet is simple in structure and reasonable in design; due to the elastic effect of the anti-freezing sealing pad, the damage to the shell caused by the expansion of the water inside the inner cavity of the inner wall supporting liner ring can be effectively avoided, the water faucet can be used repeatedly, the safety is greatly improved, and the service life is prolonged.

Description

A kind of fast-heating water tap

Technical field

The present invention relates to household appliance technical field, specifically a kind of fast-heating water tap.

Background technique

Common water tap does not have heating function, use hot water, conventionally needs configuration hot water supply apparatus in addition, as electric water heater, gas water-heater etc., but this mode of heating, all can not obtain hot water at once, need to wait for a period of time, very inconvenient, occurred in the market electric heating tap, it is that electric heater is set directly on water tap for this reason, makes the pipeline between water tap and water heater almost nil, reach the effect of instant-heating, use hot water not need to wait for.Existing electric heating tap, its structure generally comprises inner bag, intake pipe, outlet pipe, heating tube, hydraulic pressure switch, spool and handle etc., as Chinese patent < < electric hot water tap > > that the patent No. is CN200920274295.6, it includes heating inner liner, heating tube, control water seat, influent base, temp controller, hydraulic pressure switch, temperature adjustment component, outlet pipe and faucet assembly; Heating tube is installed in heating inner liner, and heating inner liner, influent base, hydraulic pressure switch, temperature adjustment component are connected with control water seat respectively; It is characterized in that: a shell is by heating inner liner, control water seat, hydraulic pressure switch and influent base cover cap; Temperature adjustment component is through the horizontal preformed hole and control water removable connection of seat of shell, the waterexit end of inner bag is provided with titting water outlet and is connected with outlet pipe, but its inner bag is fixed, outer wall can not be out of shape, if the water of inner bag is subject to freezing expansion, will certainly cause cracking and the damage of shell, thereby affect the working life of water tap.Therefore need to improve existing electric hot water tap, it also can normally be used under freezing state.

Summary of the invention

Technical problem to be solved by this invention is that a kind of fast-heating water simple in structure tap is provided for the above-mentioned state of the art, in its inner chamber, arrange and there is flexible antifreeze sealing gasket, can effectively avoid causing the damage to shell because the water in inner chamber is subject to freezing expansion.

The present invention solves the problems of the technologies described above adopted technological scheme: a kind of fast-heating water tap, comprise housing, in housing, be provided with heating tube, hydraulic pressure switch and spool, the outside of housing is connected with handle, the upper end of housing has water outlet and is connected with outlet pipe, the lower end of housing is connected with intake pipe, it is characterized in that: described housing is that the upper cover and the lower cover that by housing center and stuffing box gland, are connected on the upper and lower two ends of housing center are formed by connecting, in the upper end of housing center and upper cover, be equipped with an inwall and support lining ring, the inner cavity top of described upper cover is provided with a water outlet oral pillar being connected with outlet pipe, on water outlet oral pillar, be arranged with an Anti-freezing sealing gasket that has an endoporus, described Anti-freezing sealing gasket is nested with the inner chamber upper end at upper cover by endoporus and coordinating of osculum column, the periphery inner wall sealing of upper cover is close in its outer, the upper-end surface that its lower end, outer and inwall support lining ring offsets, upper cover is provided with intercommunicating pore at Anti-freezing sealing gasket with upper part, thereby the cavity in the formation one of the upper end of upper cover with extraneous intercommunication gas.

As improvement, described Anti-freezing sealing gasket adopts elastic material to make, the position that is parallel to water outlet oral pillar lower end surface on the inwall of described upper cover forms annular table terrace week along ring, offers the annular groove that can embed for the upper end, outer of described Anti-freezing sealing gasket on annular table terrace.

As improvement, the upper end of described housing center is shaped to externally threaded undergauge section, and the lower end inwall of described upper cover is provided with corresponding with it internal thread, and the upper end of the lower end of described upper cover and housing center is threaded connection fixing.

Improve again, described inwall supports in the lower external face of lining ring the bulge loop offseting along the upper-end surface forming in ring week with housing center, the inwall of the undergauge section of the lower end edge housing center of described inwall support lining ring inserts, and is lined with a seal ring between the lower end surface of bulge loop and the junction surface of housing center.

As improvement, the lower end of described lower cover has water intake, by link, is connected with intake pipe.

Finally, described Anti-freezing sealing gasket and inwall support the lining ring structure that links into an integrated entity.

Compared with prior art, the invention has the advantages that: in upper cover, be equipped with inwall and support the Anti-freezing seal ring that lining ring offsets, when the water in inwall chamber is subject to freezing expansion, can make Anti-freezing seal ring upspring to upper space, discharged the expansive force that water build-ups ice, thereby protected shell, by freezing one-tenth, do not ftractureed and destroy; Simultaneously due to the elastic reaction of Anti-freezing sealing gasket, this device is subject to after freezing to upspring, and restore to the original state, thereby it is reusable to go round and begin again after ice-out.The present invention is simple in structure, reasonable in design, can effectively avoid causing the damage to shell because the water in inner chamber is subject to freezing expansion, has improved Security, has extended the working life of fast-heating water tap.

Accompanying drawing explanation

Fig. 1 is structural representation of the present invention;

Fig. 2 is STRUCTURE DECOMPOSITION figure of the present invention;

Fig. 3 ~ Fig. 7 is that the present invention installs principle schematic.

Embodiment

Below in conjunction with accompanying drawing, embodiment is described in further detail the present invention.

As Fig. 1, shown in 2, a kind of fast-heating water tap, comprise housing, in housing, be provided with heating tube, hydraulic pressure switch and spool, the outside of housing is connected with handle 5, housing is that the upper cover 2 and the lower cover 3 that by housing center 1 and stuffing box gland, are connected on main casing center two ends Shang Xia 1 are formed by connecting, the upper end of housing center 1 is shaped to externally threaded undergauge section 1.1, the lower end inwall of upper cover 2 is provided with corresponding with it internal thread 2.3, the upper end of the lower end of upper cover 2 and housing center 1 is threaded connection fixing, lower cover 3 is threaded connection fixing with the lower end of housing center 1, lower end at lower cover 3 has water intake, by link 8, be connected with intake pipe 9, the inner cavity top central position of upper cover 2 is provided with a water outlet oral pillar 2.1 being connected with outlet pipe, on water outlet oral pillar 2.1, be arranged with an Anti-freezing sealing gasket 6 that has an endoporus 6.1, endoporus is driveed conventionally in central position, Anti-freezing sealing gasket 6 adopts elastic material to make, to realize the socket of sealing, the position that is parallel to water outlet oral pillar 2.1 lower end surfaces on the inwall of upper cover 2 forms annular table terrace week along ring, on annular table terrace, offer the annular groove 2.2 that can embed for the upper end, outer of Anti-freezing sealing gasket 6, Anti-freezing sealing 6 is by endoporus 6.1 and coordinating of osculum column 2.1 being nested with the inner chamber upper end at upper cover 1, in its outer embedded rings connected in star 2.2, be close to sealing with the periphery inwall of upper cover, upper cover 1 is provided with intercommunicating pore 2.4 at Anti-freezing sealing gasket with upper part, can distribute a plurality of by even circumferential, thereby in the upper end of upper cover 2, form a cavity with extraneous intercommunication gas, between the inwall of the upper end of housing center 1 undergauge section 1.1 and the inwall of upper cover 1, be equipped with an inwall and support lining ring 4, inwall supports in the lower external face of lining ring 4 bulge loop 4.1 offseting along the upper-end surface forming in ring week with housing center 1, the lower end that inwall supports lining ring 4 is inserted in the undergauge section 1.1 of housing center 1, and between the lower end of bulge loop 4.1 and the junction surface of housing center 1, be lined with a seal ring 7 and seal, after upper cover 2 is threaded with housing center 1 and screws, under the inwall support upper-end surface of lining ring 4 and the outer of Anti-freezing sealing gasket 6, correct to be close to and offset, thereby the internal memory water cavity of inwall support lining ring 4 and extraneous sealing are completely cut off.

Like this when inwall supports the interior filled with water of lining ring 3; when water is caught a cold when freezing; the expansion of inner chamber water Cheng Binghui; because Anti-freezing sealing gasket 2 has elasticity; can be to upper cavity projection when being subject to the expansive force of ice; because upper space communicates with the external world; freezing expansive force is discharged for it; thereby avoided the expansive force impact on housing; thereby protected housing by freezing one-tenth, do not ftractureed and destroy, in addition due to the elastic reaction of Anti-freezing sealing gasket 6, Anti-freezing sealing gasket 6 is subject to after freezing to upspring; after ice-out, restore to the original state, thereby it is reusable to go round and begin again.

During installation, as Fig. 3, the water outlet oral pillar 2.1 of first endoporus of Anti-freezing sealing gasket 6 6.1 being aimed to upper cover 2 buckles into, and makes to be close to the inwall of upper cover 2 in its outer embedded rings connected in star 2.2; As Fig. 4,5, seal ring 7 is inserted in to the lower end that inwall supports lining ring 4, be jointly inserted among the inwall of upper end undergauge section 1.1 of housing center 1; As Fig. 6, then will pack the upper cover 2 of Anti-freezing sealing gasket 6 into, be inserted in inwall and support outside lining ring 4, jointly screw in end on housing center 1, make it the tight swollen sealing in upper edge of seal ring 7 and upper cover 2; Simultaneously, the upper-end surface of inwall support lining ring 4 holds out against the lower end, outer of Anti-freezing sealing gasket 6, along with upper cover 2 constantly screws, inwall supports lining ring 4 Anti-freezing sealing gasket 6 and the sealing surface of upper cover 2 is pressed tighter and tighter, thereby completes internal memory water cavity and extraneous sealing completely cuts off; Finally, as Fig. 7, lower cover 7 and the lower end of housing center 1 are coupled together, complete assembling.

The structure not writing up is herein referring to traditional fast-heating water tap technological means.

Claims

1. a fast-heating water tap, comprise housing, in housing, be provided with heating tube, hydraulic pressure switch and spool, the outside of housing is connected with handle, the upper end of housing has water outlet and is connected with outlet pipe, the lower end of housing is connected with intake pipe, it is characterized in that: described housing is that the upper cover and the lower cover that by housing center and stuffing box gland, are connected on the upper and lower two ends of main casing center are formed by connecting, in the upper end of housing center and upper cover, be equipped with an inwall and support lining ring, the inner cavity top of described upper cover is provided with a water outlet oral pillar being connected with outlet pipe, on water outlet oral pillar, be arranged with an Anti-freezing sealing gasket that has an endoporus, described Anti-freezing sealing gasket is nested with the inner chamber upper end at upper cover by endoporus and coordinating of osculum column, the periphery inner wall sealing of upper cover is close in its outer, the upper-end surface that its lower end, outer and inwall support lining ring offsets, upper cover is provided with intercommunicating pore at Anti-freezing sealing gasket with upper part, thereby the cavity in the formation one of the upper end of upper cover with extraneous intercommunication gas.

2. fast-heating water according to claim 1 is leading, it is characterized in that described Anti-freezing sealing gasket adopts elastic material to make, the position that is parallel to water outlet oral pillar lower end surface on the inwall of described upper cover forms annular table terrace week along ring, offers the annular groove that can embed for the upper end, outer of described Anti-freezing sealing gasket on annular table terrace.

3. fast-heating water according to claim 1 is leading, the upper end that it is characterized in that described housing center is shaped to externally threaded undergauge section, the lower end inwall of described upper cover is provided with corresponding with it internal thread, and the upper end of the lower end of described upper cover and housing center is threaded connection fixing.

4. fast-heating water according to claim 3 is leading, it is characterized in that described inwall supports in the lower external face of lining ring the bulge loop offseting along the upper-end surface forming in ring week with housing center, the inwall of the undergauge section of the lower end edge housing center of described inwall support lining ring inserts, and is lined with a seal ring between the lower end surface of bulge loop and the junction surface of housing center.

5. fast-heating water tap according to claim 1, is characterized in that the lower end of described lower cover has water intake, by link, is connected with intake pipe.

6. according to the fast-heating water tap described in claim 1～5 any one claim, it is characterized in that described Anti-freezing sealing gasket and inwall support the lining ring structure that links into an integrated entity.