CN2191524Y - Self-acting watering device for flower-pot - Google Patents

Abstract

The utility model relates to a self-acting watering device for a flower-pot used for the automatic watering for the potted flowers and trees or other plants. The utility model mainly comprises a clay pipe, a flexible pipe, a hard pipe and a pipe sleeve. The utility model is characterized in that the inner wall of the clay pipe is provided with the flexible pipe to form an inner cavity; the outer wall of the clay pipe is hermetically connected with the hard pipe with a water inflow interface and a water outflow interface; the inner wall of the hard pipe is attached to the outer wall of the flexible pipe and the upper mouth of the hard pipe is provided with the pipe sleeve. The water inflow interface can also be arranged on the pipe sleeve and the inside upper mouth of the hard pipe can be provided with a pressing piece.

Description

Self-acting watering device for flower-pot

The utility model relates to a kind of automatic watering device, particularly a kind of basin alms bowl auto-irrigation device that is used for pot plant.

At present, watering of potted flowers or plant generally still needs manually to finish.The structure of existing moisture absorption flowerpot is to open some apertures and be equipped with corresponding water-suction rope at the bottom of basin, again water-suction rope is placed in the water storage basin that is located at the flowerpot bottom, replenish the moisture content of soil by water-suction rope, though this class moisture absorption flowerpot can overcome the deficiency of manually watering to a certain extent, but still have the basin body complex structure, install and use trouble, the water storage basin adds water inconvenience, the amplitude and the not high defective of sensitivity of regulating soil moisture, thereby more difficult popularization and application.

The purpose of this utility model is to provide that a kind of simple in structure, easy to use, reliable operation, sensitivity are higher, moisture content is regulated sufficient basin alms bowl auto-irrigation device.

This practicality is new mainly to be constituted by vitrified-clay pipe with flexible pipe, hard tube and the pipe box of its configuration.Described flexible pipe is an elasticity body, its end opening is socketed on the inwall interface of vitrified-clay pipe and with vitrified-clay pipe and constitutes an inner chamber, the outer wall of described hard tube end opening and vitrified-clay pipe is tightly connected, the inwall of hard tube and the outer wall of flexible pipe fit tightly, this hard tube also has into water interface and water outlet interface, the pipe box that is provided with suitable for reading of hard tube is to seal whole body.Water-filling degasification in the inner chamber that constitutes by flexible pipe and vitrified-clay pipe earlier during use, again with the flexible pipe lateral seal of doing suitable for reading, at this moment hard, the inside and outside wall of flexible pipe fits tightly, the runner of also promptly intaking between interface and the water outlet interface is blocked state, current are obstructed, after in the soil of vitrified-clay pipe insertion basin alms bowl, because vitrified-clay pipe only seeps water airtight, after the water in the annular seal space slowly infiltrates dry soil, to produce negative pressure and increase gradually in the chamber, when the soil sufficiently dry, when negative pressure increases to a certain degree, in will beginning, receives the tube wall of flexible pipe, at this moment negative pressure is called the critical negative pressure of flexible pipe distortion, because the flexible pipe lateral seal of doing suitable for reading, so the tube wall general of hose sealing offside contracts at first when negative pressure reaches critical value in the chamber in, make the binding face of two tube walls produce the slit, again because of water inlet interface and water outlet interface all are positioned at the hose sealing offside, the runner conducting between two interfaces, current will flow out from the water outlet interface behind two tube wall slits from the water inlet interface, flow into the basin alms bowl through taking over again, finish auto-irrigation.After pouring water, absorb the moisture content that infiltrates around it when vitrified-clay pipe after, negative pressure reduces gradually in the chamber in, when negative pressure little during to critical value, the resilience of flexible pipe tube wall, two tube walls are fitted again, the runner obstruction, pouring water stops.Described water inlet interface can be connected with cistern or water tap by adapter, and the water outlet interface passes to the basin alms bowl by adapter.According to above-mentioned structure and operation principle, contract in the flexible pipe and the critical negative pressure value of resilience and the hose body that selection has different elastomeric materials as long as suitably regulate, be controlled soil pouring water under different aridity, also can determine the filling time, then can be to the size of irrigation quantity by placing the delivery port in the basin alms bowl and the distance of vitrified-clay pipe to control, both distances are far away more, it is long more that the water that pours into soil is seeped into time of vitrified-clay pipe, the vitrified-clay pipe resorption time is long more, negative pressure reduces slow more in the chamber, irrigation quantity is also big more, and is also long more apart from the interval of next irrigation period, and the variation of soil humidity is also corresponding more greatly.Otherwise then irrigation quantity is less, but the increase of the frequency of irrigation in the unit interval, the soil humidity changes also milder.Feature of the present utility model is that the inwall of vitrified-clay pipe is connected to flexible pipe constituting an inner chamber, and the hard tube of water interface and water outlet interface is tightly connected the outer wall of vitrified-clay pipe with having into, and hard tube inwall and flexible pipe outer wall are fitted each other, and hard tube suitable for reading is furnished with pipe box.

The utility model is easy, realized that effectively the automation of pot plant waters water function, be vast family, the potted landscape flowers and trees and the park of unit and public place, the nursery, extensive seedling-growing container alms bowl such as flower nursery provides a kind of comparatively desirable auto-irrigation utensil, both can save a large amount of manpowers, fund, exempt numerous labor of manual priming, can solve nobody trouble and worry when watering again, this irrigator also has simple structure, reasonable in design, easy to use, advantages such as reliable operation, and can be according to the different volumes of basin body, the different dry humidity of soil and the different timely interbody spacers of the water yield that water, reasonable disposition is used, and its practical value is higher.

Below, will be further described the utility model with accompanying drawing in conjunction with the embodiments.

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

Fig. 2 is embodiment 2 accompanying drawings;

With reference to Fig. 1; The utility model comprises vitrified-clay pipe 1, flexible pipe 2, hard tube 3, pipe box 4 and water inlet interface 5, water outlet interface 6.The end opening of described vitrified-clay pipe is a seal, and its profile can be triangular in shape, rhombus or taper shape etc., so that insert soil, the inwall suitable for reading of vitrified-clay pipe and tube socket are to constitute an inner chamber, and outer tube wall and hard tube are tightly connected; Described flexible pipe is one to have the uncovered body of elastic tube wall, and the critical negative pressure value of the distortion of flexible pipe tube wall is usually about 0.4～0.66 crust, and it is suitable for reading can make lateral seal by bonding, folding knot or with the relative hard tube inwall of compressing member; Described hard tube can be rigidity or plastic tube body, end opening is connected its inwall of back with vitrified-clay pipe and the flexible pipe outer wall fits tightly, water inlet interface and water outlet interface are located on the tube wall of hard tube, wherein, the water inlet interface can be located at the top of the outer two tube wall joint places of flexible pipe annular seal space, that is the hose sealing offside, also can be located at pipe box and cover.The water outlet interface is positioned at into water interface homonymy, its highly general middle part at body.Described pipe box is configured in the suitable for reading of hard tube, to prevent the body spilling water and to seal whole tube chamber.The vitrified-clay pipe of present embodiment is selected the small-sized body on the soil moisture tensometer for use; Flexible pipe is made by emulsion tube, and its distortion negative pressure value is 0.5 crust and adopts and roll over the eliminant lateral seal that hard tube and pipe box bakelite are made, and both are with interlocking cover envelope.The bore of vitrified-clay pipe, flexible pipe and hard tube, the height that is provided with of length and water outlet interface can be definite by actual needs.

With reference to Fig. 2: the flexible pipe of present embodiment is suitable for reading makes lateral seal by compressing member 7, one end of this compressing member is embedded at hard tube inner tubal wall suitable for reading, other end roof pressure flexible pipe, compressing member is preferably an elastic component, make it when guaranteeing the flexible pipe positiver sealing, it is suitable for reading to open flexible pipe easily again, in order to the water degassing that adds of inner chamber, the water inlet interface of this example is opened in pipe box and covers, and the water outlet interface still is positioned at the applying wall upside of closed cavity and hard tube space side-lower.Other configuration of components of present embodiment is all identical with embodiment 1.

Claims (3)

1, a kind of basin alms bowl auto-irrigation device, comprise vitrified-clay pipe (1), the inwall that it is characterized in that this vitrified-clay pipe is connected to flexible pipe (2) to constitute an inner chamber, the hard tube (3) of water interface (5) and water outlet interface (6) is tightly connected the outer wall of vitrified-clay pipe with having into, the inwall of this hard tube and the outer wall of flexible pipe are fitted each other, and hard tube suitable for reading is furnished with pipe box (4).

2, a kind of basin alms bowl auto-irrigation device as claimed in claim 1 is characterized in that described water inlet interface (5) also can be located on the pipe box (4).

3, a kind of basin alms bowl auto-irrigation device as claimed in claim 1 is characterized in that the inboard suitable for reading of hard tube (3), configurable compressing member (7).

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