CN2658227Y

CN2658227Y - Sealed anti-pollution water tank

Info

Publication number: CN2658227Y
Application number: CN 03232434
Authority: CN
Inventors: 陈伟平
Original assignee: WATER METER FACTORY NINGBO RUNNING WATER CORP
Current assignee: Ningbo Water Supply Engineering Construction Co., Ltd.
Priority date: 2003-06-20
Filing date: 2003-06-20
Publication date: 2004-11-24
Anticipated expiration: 2013-06-20

Abstract

A sealed anti-pollution water tank, which is characterized in that: an automatic intake valve and an automatic air release valve are arranged on a pressure water tank; a penstock with a water filter valve, an escape pipe and an exhaust pipe are all arranged on the pressure water tank; a flushing pipe with spraying eyelets controlled by a valve and a vacuum safety valve are also arranged on the pressure water tank; the influent end and the penstock are connected with the same influent pipeline by means of parallel connection; the plane of the outlet of the joint end of the exhaust pipe and the pressure water tank is designed into a plane which is higher than the bottom plane of the water tank body. The utility model has the advantages that: since the water tank can be rinsed periodically so as to avoid the secondary pollution of water caused by the accumulated dirt at the bottom of the water tank, therefore the troubles and the labor intensity of workers can be reduced; in addition, the water tank can carry out a dual insurance in the course of watering and exhaust by means of the vacuum safety valve to avoid the water tank to form vacuum, and thus the water tank can infuse and store water smoothly; moreover, the height of the plane of the outlet is heightened to avoid the feculence and the sand grains deposition to flow into the house of resident, so the quality of water can be guaranteed.

Description

The sealing antifouling water tank

Technical field

The utility model relates to a kind of closed water tank, especially a kind of attic tank of multi-storey building.

Background technology

Dwelling house with attic tank water supply, avoid secondary pollution in order to make it corroded by dust, make that chlorine residue and free chlorine can reach water quality standard in the water source of supply, the water tank that is adopted is enclosed press-bearing water tank, and automatic controller is set in tank top, " a kind of closed Fully-automatic water-supplying device " as Chinese patent 00212501.3, just the automatic air intake and discharge valve is set in enclosed tank top, this valve is a kind of automatic control air inlet and exhaust valve, when water tank water intake, this valve energy automatic vent, automatic-closing valve when water is full is not when the urban pipe network pressure of supply water reaches required pressure, urban pipe network supplies water and stops, outside air enters water tank from air inlet and exhaust valve, makes the storage water in the water tank flow into esidential building water supply automatically, does not interrupt the resident is supplied water; Enter water tank for impurity in the anti-sealing simultaneously, in inlet pipeline, also be provided with trap, however, because the quality problems of water quality, the dirt, the silt particle that are blended in the water are brought in the case unavoidably, especially the relatively poor area of water quality, these dirts, silt particle cause secondary pollution to water quality attached to tank inner wall with at the end, therefore must regularly manually clean, and clean trouble, labour intensity is big; Next is to hinder for some reason and when malfunctioning when automatic control air inlet and exhaust valve, can't exhaust during water inlet, and outside air can't enter when not intaking, and makes and forms vacuum in the case, and water tank will be subjected to atmospheric pressure and breakage; The 3rd, when the dirt in the water quality, silt particle are brought in the case, influence resident's the water quality of using.

Summary of the invention

Technical problem to be solved in the utility model is to overcome the defective of prior art and provides a kind of and can wash automatically, and the antifouling water tank that alleviates artificial flushing labour intensity is first purpose; It is second purpose that a kind of antifouling water tank that still can carry out intake and exhaust when the control air inlet and exhaust valve lost efficacy automatically is provided; Provide dirt in a kind of minimizing water, silt particle to the secondary pollution of supply water, the antifouling water tank of guaranteeing the urbanite water consumption quality is the 3rd purpose.

Technical problem of the present utility model realizes by following technical proposal:

The sealing antifouling water tank, it comprises enclosed press-bearing water tank, be connected with water inlet pipe on the water tank, inlet pipeline is provided with trap, water tank bottom is provided with outlet pipe, blow-down pipe, the top is provided with checks hand-hole and controls air inlet and exhaust valve automatically that it is characterized in that also being provided with in the described water tank cleaning hose that is densely covered with the water spray aperture by valve opening and closing, the water inlet end of this cleaning hose and water inlet pipe are parallel to same inlet channel.

The water inlet end of described cleaning hose is provided with flushing pump.

Described tank top also is provided with antivoid valve.

The pelvic outlet plane of described outlet pipe and casing link is higher than the casing baseplane.

Compared with prior art, the utility model design is more perfect, has adopted cleaning hose and flushing pump that tank inner wall is carried out regularly flushing automatically, avoids the interior dirt of case to accumulate, and causes water pollution once again, alleviates the trouble and the labour intensity of artificial cleaning; The setting of antivoid valve makes water tank obtain dual fail-safe in breathing action, prevents that water tank from forming vacuum and impaired, and the assurance water tank is water inlet and water storage smoothly; The pelvic outlet plane height that improves outlet pipe is deposited at the bottom of the case dirt in the water, sand grains, can not enter resident house with current, guarantees the urbanite water consumption quality.

Description of drawings

Fig. 1 is the utility model structural representation.

Fig. 2 is cleaning hose master TV structure figure.

Fig. 3 is the vertical view of Fig. 2.

Fig. 4 is the left view of Fig. 2.

The cleaning hose cross-sectional view of Fig. 5.

The specific embodiment

Below in conjunction with accompanying drawing the utility model embodiment is elaborated again.

As Fig. 1-shown in Figure 5, the sealing antifouling water tank includes a closed press-bearing water tank 6 that adopts stainless steel to make, this water tank is by 8 supportings of 4 legs, tank top is processed with checks hand-hole 2, the antivoid valve hole, the bottom is processed with weep hole, relieving device, flushing hole, the inlet opening, automatically control air inlet and exhaust valve 3 is arranged on the end cap top of checking hand-hole 2, its effect is when water tank water intake, automatically open exhaust, automatic-closing valve when water is full, when the urban pipe network pressure of supply water does not reach required pressure and can't intake, outside air can enter water tank from air inlet and exhaust valve again, make the storage water in the water tank flow into the lasting water supply of esidential building realization automatically, make urbanite water consumption can not cause disruption.The setting of antivoid valve 4 is in order to protect water tank, when automatic control air inlet and exhaust valve hinders for some reason and lost efficacy, just in case water tank is not intake; and outside air can't enter; form vacuum in the case, the effect of antivoid valve is to destroy vacuum in the case, and water tank is not destroyed because of the atmospheric pressure pressurized.

The water inlet pipe 1 that is located on the water tank can be to go up inlet type or following inlet type, and present embodiment adopts the following inlet type that is located at water tank bottom, by the water outlet of upper water-out mouth, is provided with trap 13, flap valve 12 and Open valve on inlet pipeline.The effect of trap is that foreign material in the block water, impurity brings into, is installed in before the residential building in the table case, and foreign material, impurity are removed in dismounting for convenience, and an end of trap is connected with pipeline with expansion joint.Be used as the blow-down pipe 10 that discharges water when on outlet pipeline, being provided with simultaneously outlet pipe 9 and cleaning water tank.

Though the utility model is existing trap setting on inlet pipeline, but it also can only block bigger foreign material, for less dirt, silt particle can't block, the relatively poor area of water quality particularly, enter the dirt in the water tank, silt particle will deposit in case and form dirt, not only influence the urbanite water consumption quality, and the more long-pending water tank burden that the more increases the weight of, though can regularly manually clean, the labour intensity of wasting time and energy is big, for this reason, this water tank is provided with cleaning hose 5, and this cleaning hose is densely covered with water spray aperture 16 by valve opening and closing, and its water inlet end and water inlet pipe are parallel to same inlet channel, and flushing pump 11 is set on the inlet pipeline of cleaning hose, to improve flushing pressure.Cleaning hose in the case is made up of " H " type pipe 14 of a straight tube 15 and end sealing, water spray aperture 16 is located on two parallel pipes of " H " type, the water spray aperture of every pipe is established two rows, be distributed on the circular section, present embodiment is located at the top of circular section, α=120 ° of symmetries are uniform to form angle, the neglecting the cleaning hose size greatly of water spray aperture and deciding.In the time of need carrying out washing in the case,, can realize high pressure washing, the dirt, the silt particle that wash are discharged through blow-down pipe as long as open valve and flushing pump.

The outlet pipe 9 that links to each other with user's feed pipe is being done the design that raises with the pelvic outlet plane 7 of casing link, make pelvic outlet plane exceed the casing baseplane, dirt in the water in the exiting water process, silt particle are precipitated at the bottom of case, reduce by outlet pipe and discharge, further improve the urbanite water consumption quality.

Claims

1, a kind of sealing antifouling water tank, it comprises enclosed press-bearing water tank (6), be connected with water inlet pipe (1) on the water tank, inlet pipeline is provided with trap (13), water tank bottom is provided with outlet pipe (9), blow-down pipe (10), the top is provided with inspection manhole (2) and controls air inlet and exhaust valve (3) automatically, it is characterized in that also being provided with in the described water tank (6) cleaning hose (5) that is densely covered with water spray aperture (16) by valve opening and closing, water inlet end of this cleaning hose (5) and water inlet pipe (1) are parallel to same inlet channel.

2, sealing antifouling water tank according to claim 1 is characterized in that the water inlet end of described cleaning hose (5) is provided with flushing pump (11).

3, sealing antifouling water tank according to claim 1 and 2, it is characterized in that described cleaning hose (5) is made up of " H " type pipe (14) of a straight tube (15) and end sealing, water spray aperture (16) is distributed on two parallel pipes of " H " type, the water spray aperture of every pipe is established two rows, its angle α=120 °.

4, sealing antifouling water tank according to claim 1 and 2 is characterized in that described water tank (6) top also is provided with antivoid valve (4).

5, sealing antifouling water tank according to claim 3 is characterized in that described water tank (6) top also is provided with antivoid valve (4).

6, sealing antifouling water tank according to claim 1 is characterized in that the described outlet pipe (9) and the pelvic outlet plane (7) of casing link are higher than the casing baseplane.