CN212436976U

CN212436976U - External upflow filtration system of fish bowl

Info

Publication number: CN212436976U
Application number: CN202020646883.4U
Authority: CN
Inventors: 邱轩; 樊佩
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2021-02-02
Anticipated expiration: 2030-04-24

Abstract

An external upflow filter system of a fish tank relates to the technical field of fish tank filtration, and comprises a tank wall, wherein the upper end in the tank wall is provided with a first filter chamber, the lower end in the tank wall is provided with a second filter chamber, and the first filter chamber and the second filter chamber are separated by a separator; the first filter cavity is internally provided with a physical filter cavity, a water inlet pipe is arranged at the upper end of the side wall of the first filter cavity, the water inlet pipe extends into the bottom of the fish tank and is provided with a water pump for absorbing water, and the bottom of the first filter cavity is provided with a straight-flow pipe which is downwards communicated to the bottom of the second filter cavity; the second filtering cavity is internally provided with a chemical filtering cavity, the upper end of the side wall of the second filtering cavity is provided with a return pipe, and the return pipe extends into the fish tank. This novel principle that overflows after utilizing the water level to rise filters the water of fish bowl, has that the noise is little, the outage does not overflow, not palirrhea, characteristics such as water pump power requirement is little, space utilization height.

Description

External upflow filtration system of fish bowl

Technical Field

The utility model relates to a fish bowl filters technical field, concretely relates to external upflow filtration system of fish bowl.

Background

Filtration systems for fish tanks are generally classified into the following categories: (1) the filtering system is arranged at the top of the fish tank, the filtering system is arranged at the upper end part of the fish tank, the water pump pumps water upwards from the bottom of the fish tank and flows into the filtering system, and the water flows into the fish tank from the lower end of the filtering system after being filtered from top to bottom by utilizing the self weight of the water flow; once the fish tank is powered off, water in the filtering system flows into the bath tank and is easy to overflow; (2) the filtering system is arranged at the bottom of the fish tank, the structure is complex, the manufacturing cost is high, a hole needs to be formed in the bottom of the fish tank, the integrity, the service life and the remodeability of the tank body are affected, the water pump pumps up the filtered water and flows in from the upper end of the fish tank, and the pressure requirement of the pump is high, so that more electric power is consumed; (3) the filtering system is arranged on the side edge of the fish tank, so that the size of the fish tank is occupied, the using space of the fish tank is considered, the size of the filtering system cannot be too large, and therefore the filtering material body is actively limited, and insufficient filtering is caused.

Disclosure of Invention

In order to solve the problems of the prior art, the utility model provides an external upflow filtration system of fish tank utilizes the principle that overflows after the water level rises to filter the water of fish tank, has characteristics such as the noise is little, the power failure does not overflow, not palirrhea, water pump power requirement is little, space utilization is high.

The purpose of the utility model can be realized by the following technical proposal: an external upflow filter system of a fish tank comprises a cavity wall, wherein a first filter cavity is arranged at the upper end in the cavity wall, a second filter cavity is arranged at the lower end in the cavity wall, and the first filter cavity and the second filter cavity are separated by a separator; the first filtering cavity is internally provided with a physical filtering cavity, a water inlet pipe is arranged at the upper end of the side wall of the first filtering cavity, the water inlet pipe extends into the fish tank and is provided with a water pump for absorbing water, and the bottom of the first filtering cavity is provided with a straight-flow pipe which is downwards communicated to the bottom of the second filtering cavity; the second filtering cavity is internally provided with a chemical filtering cavity, the upper end of the side wall of the second filtering cavity is provided with a return pipe, and the return pipe extends into the fish tank.

Preferably, the upper end of the cavity wall is provided with an opening, the partitioning member is in a thin-walled cylindrical shape with an opening at the upper end, the edge of the upper end of the partitioning member is bent outwards, and the bent part is used for clamping the partitioning member at the opening edge of the cavity wall when the partitioning member is arranged at the inner upper end part of the cavity wall; the direct current pipe is installed on the separator soleplate.

Preferably, the separator is a partition plate horizontally installed in the chamber wall, and the direct current pipe is installed on the partition plate.

Preferably, the first filter cavity sequentially comprises the following filter layers from top to bottom: natural filter stones, zeolite, modified fiber balls and polyurethane foam. The natural filtering stone and the zeolite are used for filtering large-volume suspended matters such as excrement in the fish tank, and the modified fiber balls and the polyurethane cotton are used for filtering small-volume suspended matters so as to keep water in the fish tank clear.

Preferably, the second filter cavity is internally provided with a plurality of layers of granular activated carbon filter layers. The granular activated carbon is used for adsorbing part of ammonia nitrogen, nitrite, nitrate and the like, and can also remove water color and peculiar smell in water body.

Preferably, an on-off valve is installed at the lower end of the chamber wall. When the filtering system needs to be cleaned, the switch valve is opened to discharge water completely, and the filtering system is convenient to clean.

The principle of the utility model is that: the utility model discloses an upflow filtration system, the water pump is taken out the water in the fish bowl to the first filter chamber of upper end in, the filtering layer in first filter chamber from top to bottom filters the back in proper order, rivers directly flow to the bottom of second filter chamber from the straight-flow pipe, the upper end at the lateral wall of second filter chamber is installed to the back flow, consequently in second filter chamber rivers are from bottom to top successive layer filter, when the surface of water in the second filter chamber rises to back flow department, spill over from the back flow and flow back to the fish bowl in again, accomplish the whole filtration cycle of water in the fish bowl.

In this filtration system, as long as the height that highly is less than the back flow of the surface of water in the fish bowl, just can realize water circulating filter, consequently can realize filtering capability to the multiple depth water level homoenergetic in the fish bowl, for example breed the shallow water level of tortoise and breed the deep water level homoenergetic of fish and be suitable for this filtration system.

The utility model discloses the combined effect who brings includes: the utility model has simple and reasonable structure and convenient use, the water in the filtering system flows back to the fish tank in an overflow way, so the noise is less, and when the fish tank is powered off, the water in the filtering system can not flow back to the fish tank to cause the fish tank to be full, thereby having the beneficial effect of preventing the backflow; each filter material layer has no cavity, and the space utilization rate is high; the filtering system is arranged outside the fish tank, does not occupy the space of the fish tank, and is suitable for small, medium and large fish tanks.

Drawings

FIG. 1 is a schematic structural view of example 1.

Fig. 2 is a schematic perspective view of embodiment 2.

Fig. 3 is a schematic end-face structure of embodiment 2.

Wherein like parts are designated by like reference numerals throughout the several views; the figures are not drawn to scale.

Detailed Description

The invention is further described with reference to the following figures and examples.

Example 1

As shown in fig. 1, an external upflow filtration system for a fish tank comprises a chamber wall 1, a cylindrical structure with an opening at the upper end of the chamber wall 1, a first filtration chamber 2 at the inner upper end of the chamber wall 1, a second filtration chamber 3 at the lower end of the chamber wall 1, a partition 4 separating the first filtration chamber 2 from the second filtration chamber 3, the partition 4 being a thin-walled cylinder with an opening at the upper end; the upper end edge of the separator 4 is bent outwards, and the bent part is used for clamping the separator 4 at the opening edge of the cavity wall 1 when the separator 4 is installed at the inner upper end part of the cavity wall 1; the direct flow pipe 5 is mounted on the bottom plate of the partition 4.

The first filter cavity 2 is internally provided with a physical filter cavity, a water inlet pipe 6 is arranged at the upper end of the side wall of the first filter cavity 2, the water inlet pipe 6 extends into a fish tank 7 and is provided with a water pump 8 for absorbing water, and the bottom of the first filter cavity 2 is provided with a straight-flow pipe 5 which is downwards communicated to the bottom of the second filter cavity 3; the inside of the second filter chamber 3 is a chemical filter chamber, a return pipe 9 is arranged at the upper end of the side wall of the second filter chamber 3, and the return pipe 9 extends into the fish tank 7.

First filter chamber 2 is interior from top to bottom to include following filter layer in proper order: natural filter stones, zeolite, modified fiber balls and polyurethane foam. The natural filter stones and the zeolite are used for filtering large-volume suspended matters such as excrement and the like in the fish tank 7, and the modified fiber balls and the polyurethane cotton are used for filtering small-volume suspended matters so as to keep the water in the fish tank 7 clear. And the second filter cavity 3 is internally provided with a plurality of layers of granular activated carbon filter layers. The granular activated carbon is used for adsorbing part of ammonia nitrogen, nitrite, nitrate and the like, and can also remove water color and peculiar smell in water body.

An on-off valve 10 is installed at the lower end of the chamber wall 1. When the filtering system is to be cleaned, the switch valve 10 is opened to discharge water to be cleaned, so that the filtering system is convenient to clean.

In addition, green plants can be cultivated in the first filter cavity 2, so that the ornamental value is improved, excrement filtered out from the filter cavity can be consumed, and the environmental protection value is high.

The embodiment of the utility model provides a principle does: this novel upflow filtration system, overall structure's material selection is preferred to select for use modified PP, the material of PVC equivalence check is cheap, in order to reduce cost and cost, water pump 8 takes out the water in fish bowl 7 to the first filter chamber 2 of upper end, after the filtering layer in first filter chamber 2 from top to bottom filters in proper order, rivers directly flow to the bottom of second filter chamber 3 from straight-flow pipe 5, back flow 9 installs the upper end at the lateral wall of second filter chamber 3, consequently rivers are from bottom to top successive layer and filter in second filter chamber 3, when the surface of water in second filter chamber 3 rises to back flow 9 department, spill over from back flow 9 and flow back again in fish bowl 7, accomplish the whole filtration cycle of fish bowl 7 internal water. In the filtering system, as long as the height of the water surface in the fish tank 7 is lower than that of the return pipe 9, the water circulation filtering can be realized, so that the filtering function can be realized for various water levels with different depths in the fish tank 7, for example, the water level for cultivating turtles and the water level for cultivating fishes can be suitable for the filtering system.

Example 2

As shown in fig. 2-3, an external upflow filtration system for a fish tank comprises a chamber wall 1, the chamber wall 1 is an "L" shaped housing, a fish tank 7 is installed at a side edge of the chamber wall 1, a first filtration chamber 2 is arranged at an upper end in the chamber wall 1, a second filtration chamber 3 is arranged at a lower end in the chamber wall 1, the first filtration chamber 2 and the second filtration chamber 3 are separated by a partition, and the partition is a partition 11 horizontally installed in the chamber wall 1; the first filter cavity 2 is internally provided with a physical filter cavity, a water inlet pipe 6 is arranged at the upper end of the side wall of the first filter cavity 2, the water inlet pipe 6 extends into a fish tank 7 and is provided with a water pump 8 for absorbing water, the bottom of the first filter cavity 2 is provided with a straight-flow pipe 5 which is downwards communicated to the bottom of the second filter cavity 3, and the straight-flow pipe 5 is arranged on a partition plate 11; the inside of the second filter chamber 3 is a chemical filter chamber, a return pipe 9 is arranged at the upper end of the side wall of the second filter chamber 3, and the return pipe 9 extends into the fish tank 7.

In addition, the baffle 11 is strip-shaped, the pipe orifice of the water inlet pipe 6 is positioned above one end of the baffle 11, the straight flow pipe 5 and the water outlet pipe are positioned at the other end of the baffle 11, so that the water flow in the first filter cavity 2 can flow to the straight flow pipe 5 from the water inlet pipe 6, the filtering effect is improved,

first filter chamber 2 is interior from top to bottom to include following filter layer in proper order: natural filter stones, zeolite, modified fiber balls and polyurethane foam. The natural filter stones and the zeolite are used for filtering large-volume suspended matters such as excrement and the like in the fish tank 7, and the modified fiber balls and the polyurethane cotton are used for filtering small-volume suspended matters so as to keep the water in the fish tank 7 clear.

And the second filter cavity 3 is internally provided with a plurality of layers of granular activated carbon filter layers. The granular activated carbon is used for adsorbing part of ammonia nitrogen, nitrite, nitrate and the like, and can also remove water color and peculiar smell in water body.

The structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention does not have the substantial significance in the technology, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy which can be produced by the present invention and the purpose which can be achieved by the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

The present invention has been described above with reference to the preferred embodiments, but the scope of protection of the present invention is not limited thereto, and all technical solutions falling within the scope of the claims are within the scope of protection of the present invention. Various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict.

Claims

1. An external upflow filter system of a fish tank is characterized by comprising a cavity wall, wherein the upper end in the cavity wall is provided with a first filter cavity, the lower end is provided with a second filter cavity, and the first filter cavity and the second filter cavity are separated by a separator; the first filtering cavity is internally provided with a physical filtering cavity, a water inlet pipe is arranged at the upper end of the side wall of the first filtering cavity, the water inlet pipe extends into the fish tank and is provided with a water pump for absorbing water, and the bottom of the first filtering cavity is provided with a straight-flow pipe which is downwards communicated to the bottom of the second filtering cavity; the second filtering cavity is internally provided with a chemical filtering cavity, the upper end of the side wall of the second filtering cavity is provided with a return pipe, and the return pipe extends into the fish tank.

2. The external upflow filter system for the fish tank as claimed in claim 1, wherein the cylindrical structure of the upper end opening of the chamber wall, the separator is a thin-walled cylinder with an upper end opening, the upper end edge of the separator is bent outwards, and the bent part is used for clamping the separator at the opening edge of the chamber wall when the separator is installed at the inner upper end part of the chamber wall; the direct current pipe is installed on the separator soleplate.

3. The external upflow filtration system for fish tanks as defined in claim 1, wherein the partition is a partition horizontally installed in the chamber wall, and the straight-flow pipe is installed on the partition.

4. The external upflow filtration system for fish tanks as claimed in claim 2 or 3, wherein the first filtration chamber comprises the following filtration layers from top to bottom in sequence: natural filter stones, zeolite, modified fiber balls and polyurethane foam.

5. The external upflow filtration system for fish tanks as claimed in claim 4, wherein the second filtration chamber is internally provided with a plurality of layers of granular activated carbon filtration layers.

6. The external upflow filter system for aquarium as in claim 1, wherein the lower end of the chamber wall is provided with a switch valve.