CN208908887U - A kind of differential passive fish tank capable of changing water automatically - Google Patents

Abstract

The utility model discloses a kind of differential passive fish tank capable of changing water automatically, including cylinder body, bottom filter comb, conduit and wastewater collection cup, the bottom filter comb is made of a series of pvc pipes and pipe fitting, without using any power source, using gravity and atmospheric pressure, fish jar automatic water-replacing can be realized according to principle of differential pressure using passive form, it is not take up exceptional space, any noise is not generated, only need to not need the additional external energy by the circulating water flow of fish jar.

Description

A kind of differential passive fish tank capable of changing water automatically

Technical field

The utility model relates to a kind of fish jars, and in particular to a kind of differential passive fish tank capable of changing water automatically.

Background technique

In recent years, as the popularization of ornamental fish is more and more wider, many people arrange on the desk of family or unit One piece small-sized or mini, to alleviate work fatigue, unfolds mood.

Since institute's health object needs metabolism in fish jar, the excrement and food of a certain amount of impurity and fish can be generated The harmful substances such as residue need to handle in time, otherwise will affect the water quality in fish jar, unfavorable to Fish Survival.Handling above-mentioned has There are mainly two types of the methods of evil substance, and a kind of method is to refresh the water periodically, i.e., a certain amount of old water and takes nocuousness out of in extraction fish jar Substance is then injected into new water, waters down the concentration of harmful substance in fish tank water；Another method be using filtering form, including Physical filtering and biochemical filtration drive nitrobacteria to decompose harmful substance by recirculated water, and the method can delay fish bowl change The frequency of water, but free-changing water cannot be kept away completely.According to Living space, biomass, frequency of administration, filter type, water flow Etc. parameters difference, the water frequency of changing of fish jar is also not quite similar.

If fish jar needs to install Water Pump using for Filter in the form of with filtering, it is therefore desirable to configure corresponding power supply, reserve The corresponding position of water pump and lautertuns, loses more than gain and unsightly for small-sized or mini fish jar, additionally due to small-sized Or mini fish jar size is smaller, can generate impact water flow using water pump filtering, be unsuitable for the existence of most fancy fishes； And water pump can generate biggish vibration and noise due to acting, be not suitable for being arranged in office and it is horizontal in fish jar.

If needing to increase the frequency for changing water, this will partially increase the workload breeded fish, partially using the form without filtering It needs to release bottom objectionable impurities from the original intention breeded fish, when in addition, changing water and a comparatively laborious job.

Utility model content

The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of structure it is simple, it is cheap, make With convenient differential passive automatic water-replacing method and fish jar, to solve the problems, such as that changing water in fish tank is cumbersome.

The utility model adopts the following technical solution realizes:

A kind of differential passive fish tank capable of changing water automatically, including cylinder body, bottom filter comb, conduit and wastewater collection cup, it is described Bottom filter comb be made of a series of pvc pipes and pipe fitting, be placed in cylinder base, the conduit is also by pvc pipe and pipe fitting Composition, one end are connected on the interface of the bottom filter comb, and export direction is adjusted to by the other end after the aperture of cylinder body Vertically downward, the wastewater collection cup is placed below outlet, for receiving the old water and harmful substance of discharge.

The water level of fish jar usually needs to be located at conduit outlet level height hereinafter, otherwise extra water will overflow automatically.It changes When water, the new water got ready is directly slowly imported in fish jar, at this time since gravity and atmospheric pressure effect can generate pressure difference, fish The pressure of the water surface is greater than the pressure of the bottom of the tank at the top of cylinder, and the pressure of the bottom of the tank is greater than the pressure at conduit outlet again, therefore Water in fish jar can flow, and the place high from pressure flows to the low place of pressure, i.e., from the new water of the top water surface to fish jar Flows finally flow out fish jar, work as fish by the old water of the bottom of the tank and harmful substance to extruding at the small conduit outlet of pressure When liquid level is lower than conduit outlet height in cylinder, changes water and end automatically, water there will be no to flow out, change water conservancy project this completes fish jar Make.

Preferably, on pvc pipe of the bottom filter comb, a certain number of apertures can be opened up as needed, increase circulation Area.

Preferably, a kind of differential passive fish tank capable of changing water automatically can filter placement bed load on comb the bottom of at and be buried, both It is beautiful impurity to be made to be deposited under bed load again, it is easier to be inhaled into bottom filter comb when changing water.

Compared with prior art, the utility model has the following beneficial effects:

The utility model structure is simple, high reliablity, it is cheap, facilitate operation, do not use any power source, utilize and weigh Power and atmospheric pressure can be realized fish jar automatic water-replacing according to principle of differential pressure using passive form, be not take up exceptional space, no Any noise is generated, does not consume any energy, therefore there is very big promotion prospect and social demand.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of differential passive fish tank capable of changing water automatically.

Fig. 2 is the connection schematic diagram of bottom filter comb and conduit.

Marginal data: 1. cylinder bodies；2. comb is filtered at bottom；3. conduit；4. wastewater collection cup.

Specific embodiment

The utility model is described in further detail with specific implementation with reference to the accompanying drawing.

As shown in Figure 1 to Figure 2, a kind of differential passive fish tank capable of changing water automatically, including cylinder body 1, bottom filter comb 2, conduit 3 With wastewater collection cup 4, the bottom filter comb 2 is made of a series of pvc pipes and pipe fitting, is placed in 1 bottom of cylinder body, described leads Pipe 3 is also to be made of pvc pipe and pipe fitting, and one end is connected on the interface of the bottom filter comb 2, and the other end passes through cylinder body 1 Export direction is adjusted to vertically downward after aperture, the wastewater collection cup 4 is placed below outlet, for receiving discharge Old water and harmful substance.The water level of fish jar usually needs to be located at conduit outlet level height hereinafter, otherwise extra water will be automatic It overflows.

Embodiment 1 changes water operation.When changing water, the new water got ready is directly slowly imported in fish jar, at this time due to gravity Pressure difference can be generated with atmospheric pressure effect, the pressure of the water surface is greater than the pressure of the bottom of the tank, the pressure of the bottom of the tank at the top of fish jar The pressure being greater than at conduit outlet again, therefore the water in fish jar can flow, the place high from pressure flows to the low ground of pressure Side is flowed from the new water of the top water surface to the bottom of the tank, by the old water of the bottom of the tank and the harmful substance conduit small to pressure Exit squeezes, and finally flows out fish jar, when liquid level is lower than conduit outlet height in fish jar, changes water and ends automatically, there will be no Water outflow, this completes the water conservancy projects of changing of fish jar to make.

Embodiment 2, recoil cylinder bottom.After fish jar runs a period of time, at the nook of the bottom of the tank corner and certain sloughs Waste accumulation can be generated, the utility model can be used at this time and carry out recoil cylinder bottom to clear up rubbish.Gas is connected at conduit outlet Pump, the reverse ventilation into conduit and bottom filter comb, the impurity to deposit in the rubbish and cylinder bottom in pipe fitting is blown afloat, and is suspended in In water, then using Water flow-path is changed, fish jar is discharged it.

Embodiment 3 connects filter plant.If institute's health object is excessive in fish jar, or it is extremely harsh to water quality requirement when, can The connecting tube that water pump is connected at conduit outlet is further added by a part of filter material and forms complete filtration system.

The above embodiment of the utility model, the only preferred implementation method of the utility model, and not this is practical The restriction of novel usage mode.

Claims (3)

1. a kind of differential passive fish tank capable of changing water automatically, it is characterised in that: filter comb (2), conduit (3) including cylinder body (1), bottom With wastewater collection cup (4)；Bottom filter comb (2) is made of a series of pvc pipes and pipe fitting, is placed in cylinder body (1) bottom；Institute The conduit (3) stated is also to be made of pvc pipe and pipe fitting, and one end is connected on the interface of bottom filter comb (2), and the other end is worn Export direction is adjusted to vertically downward after crossing the aperture of cylinder body (1)；The wastewater collection cup (4) is placed below outlet, For receiving the old water and harmful substance of discharge；The water level of fish jar usually needs to be located at conduit outlet level height hereinafter, otherwise Extra water will overflow automatically.

2. the differential passive fish tank capable of changing water automatically of one kind according to claim 1, it is characterised in that: when changing water operation, The new water got ready is directly slowly imported in fish jar, at this time since gravity and atmospheric pressure effect can generate pressure difference, fish jar top The pressure of portion's water surface is greater than the pressure of the bottom of the tank, and the pressure of the bottom of the tank is greater than the pressure at conduit outlet, therefore fish jar again In water can flow, the place high from pressure flows to the low place of pressure, i.e., from the new water of the top water surface to the bottom of the tank Flowing finally flows out fish jar by the old water of the bottom of the tank and harmful substance to extruding at the small conduit outlet of pressure；When in fish jar It when liquid level is lower than conduit outlet height, changes water and ends automatically, water there will be no to flow out, that completes fish jar changes water conservancy project work.

3. the differential passive fish tank capable of changing water automatically of one kind according to claim 1, it is characterised in that: when recoil cylinder bottom, Air pump is connected at conduit outlet, the reverse ventilation into conduit and bottom filter comb will deposit in the rubbish and cylinder bottom in pipe fitting Impurity blow afloat, and suspend in water, then using Water flow-path is changed, discharge it fish jar.