JP3129626U - Filter media - Google Patents

Abstract

The present invention provides a filter medium that is easy to handle and can efficiently filter water while allowing the water to be filtered to pass through efficiently.
SOLUTION: A plurality of filtering members 2 that are formed in a tubular shape and filter water, and a flexible string 31 that is inserted through the plurality of filtering members 2 and connects the plurality of filtering members 2 are formed. The effective connection length of the string 31 that is the filter medium 1 and connects the plurality of filter members 2 is made longer than the total length of the filter members 2 in which the lengths of the respective filter members 2 are totaled.
[Selection] Figure 1

Description

  The present invention relates to a filter medium used for water filtration, and more particularly to a filter medium suitable for purification of water in an aquarium fish tank.

  In the aquarium fish tank, water is turbid due to uneaten food, fish excrement, fish body fluid, etc., and ammonia is generated from the excrement etc., and it is known that these adversely affect fish growth. For this reason, the purification | cleaning of the water which circulates the water in the water tank for ornamental fish through a filter medium, and filters the foreign material in a water tank is performed widely.

In this purification of water by filtration, in addition to a filter medium that performs physical filtration to separate water and solids, along with physical filtration, the filter medium is used as a breeding ground for nitrifying bacteria, and ammonia is gradually converted into nitrous acid and nitric acid. Filter media that also perform biological filtration that undergoes oxidative degradation are widely used. And as these filter media, inorganic materials including granular glass, ceramics and activated carbon are known together with sheet-like non-woven fabric and synthetic resin sponge.
Japanese Patent No. 2936467

  However, when the water in the tank for ornamental fish is purified with the filter material as described above, when a sheet-like sponge or nonwoven fabric is used as the filter material, a large water passage area is secured for necessary and sufficient filtration. There is a problem that must be. Further, when a granular porous inorganic material or the like is used as a filter medium, clogging is likely to occur, and the water flow resistance increases. Therefore, it is necessary to frequently clean the filter medium itself. Then, since it is necessary to take out granular filter material one by one from the tank for admiration fish or the filter tank provided adjacent to the tank for ornamental fish, there is a problem that the cleaning work of the filter medium becomes troublesome. was there.

  In view of the above circumstances, the present invention is easy to handle, such as being able to be easily taken out from an aquarium for aquarium fish, and can efficiently filter water while allowing the water to be filtered to pass through efficiently. It aims at providing a filter medium.

  In order to achieve the above object, a filter medium according to the present invention is formed in a tubular shape, and includes a plurality of filter members that filter water, and a flexible member that is inserted through the plurality of filter members and connects the plurality of filter members. It is characterized by having comprised with the connection member which has property.

  Moreover, the said filter material is good to make the connection effective length of the said connection member which connects these filter members longer than the filtration member full length which totaled the length of each said filter member.

  The filter medium according to the present invention is constructed by inserting a plurality of filter members through the plurality of filter members and connecting them with flexible connecting members, so that it can be easily taken out from the aquarium for aquarium fish etc. Can be handled easily. Furthermore, since each filter member constituting the filter medium according to the present invention is formed in a tubular shape, the surface area of the filter member is large, water can efficiently pass through, and water can be filtered efficiently.

  Further, in the filter medium according to the present invention, the connection effective length of the connection member that connects the plurality of filter members is longer than the total length of the filter members obtained by adding up the lengths of the respective filter members, and each of the connected filter members Since a gap can be secured between them, water can be passed through each filtration member, and water can pass through more efficiently than when there is no gap between each connected filtration member. Can be filtered.

  Hereinafter, the present invention will be described in detail with reference to the drawings illustrating embodiments. FIG. 1 is a front view of a filter medium showing an embodiment according to the present invention. FIG. 2 is a front view of a filter medium according to another embodiment of the present invention. FIG. 3 is a front view of a filter medium according to another embodiment of the present invention, showing still another embodiment configured in an annular shape. FIG. 4 is a perspective view of a filter member formed in a tubular shape.

  The filter medium 1 in FIG. 1 is used to purify water that filters contaminants in the aquarium in an aquarium fish tank or in a filtration tank provided adjacent to the aquarium fish tank. The filter medium 1 includes a plurality of filtering members 2 that filter water, and a connecting member 3 that is inserted through the plurality of filtering members 2 and connects the plurality of filtering members 2.

  First, the filter member 2 is made of, for example, ceramics such as an inorganic material and has a porous physical property suitable for water filtration. Furthermore, as shown in FIG. 4, it is formed in a tubular shape and has a hollow portion 22, and the connecting member 3 is inserted through the hollow portion 22. Further, nitrifying bacteria for biological filtration adhere to the outer surface 21 and the hollow 22 of the filtration member 2. On the other hand, the connecting member 3 that connects the plurality of filtering members 2 is, for example, a string 31 having flexibility.

  Further, the stoppers 5 are formed at both ends of the strap 31. As shown in FIG. 1, the retaining portion 5 is configured such that the filtration members 2 positioned at both ends of the plurality of coupled filtration members 2 are connected to the end portions of the strings 31 inserted through the plurality of filtration members 2. Each is formed by bundling. Further, as shown in FIG. 2, the retaining portion 5 uses a retaining member having a diameter larger than the hole of the hollow portion 22 of the connected filtering member 2, and is connected to the plurality of filtering members 2. It is also formed by binding the end of 31 and the retaining member. Although not shown, the end portions of the strings 31 inserted through the plurality of filtration members 2 are bound to be larger than the holes of the hollow portions 22 of the filtration members 2 to form the retaining portions 5 or the hollow portions of the filtration members 2. The retaining portion 5 may be formed using a retaining ring having a diameter larger than that of the hole of the portion 22.

  Further, as shown in FIG. 3, the retaining portion 5 may be formed by binding both ends of the string 31 connecting the plurality of filtration members 2 to each other. It is formed.

  Moreover, the filter medium 1 which concerns on this invention was connected because the effective connection length of the string 31 which connects the several filter member 2 is longer than the filtration member 2 full length which totaled the length of each filter member 2. A gap 4 is secured between the filter members 2.

  And in FIG. 1, the connection effective length of the string 31 is both ends of the plurality of filtration members 2 corresponding to the retaining portions 5 out of the total length of the string 31 inserted through the plurality of filtration members 2. The length of the string 31 excluding the lengths of both ends of the string 31 bound to the filtering member 2 located at the position. Moreover, in FIG. 2, the length of the string 31 except the length of the end part of the string 31 bound to the member used as the retaining part 5 out of the total length of the string 31 inserted through the plurality of filtering members 2. Say length. In FIG. 3, it refers to the circumferential length of the annular string 31 formed by binding both ends of the string 31.

  If it does so, the filter medium 1 which concerns on this invention can filter water using effectively the limited space in the tank for ornamental fish, or the filter tank provided in the tank for ornamental fish. Moreover, the water flow to each filtration member 2 is also good. Furthermore, each filter member 2 has a large surface area, allows water to pass through efficiently, and can filter water efficiently. In addition to physical filtration, each filter member 2 has an appearance surface portion 21 and a hollow portion 22. Biological filtration can also be performed by nitrifying bacteria attached to the surface.

  Furthermore, the filter medium 1 according to the present invention in which the retaining portions 5 are formed at both ends of the strap 31 has the retaining portions 5 formed at both ends of the strap 31 inserted through the plurality of filtering members 2. Each of the filtering members 2 does not come off the string 31 inserted therethrough. Further, only one filtering member 2 of the plurality of filtering members 2 connected by the string 31 or a part of the string 31 inserted through the plurality of filtering members 2 is picked and pulled out, and the inside of the aquarium fish tank Or, a plurality of filtering members 2 can be integrally taken out from the inside of the filtering tank provided adjacent to the aquarium fish tank, and the handling of the filtering medium 1 becomes easy. Complexity can be eliminated.

As mentioned above, although embodiment of this invention was explained in full detail, this invention is not limited to the said embodiment. The present invention can be modified in various ways without departing from the matters described in the claims of the utility model registration.
For example, the filtering member 2 is not limited to using ceramics as a raw material, and may be a granular material that can process the hollow portion 22 and have a porous physical property. And if it is a material with high toughness and workability, manufacture of the filter medium 1 will become easier. Moreover, if the connection member 3 is a material which can connect the filtration member 2, a thing with durability better than the string 31 can be utilized. If it does so, the filter medium 1 based on this invention which it wash | cleans and uses repeatedly can prolong the lifetime.

1 is a front view of a filter medium according to an embodiment of the present invention. It is a front view of the filter medium which concerns on this invention and showed other embodiment. It is a front view of the filter medium which concerns on this invention and comprised cyclically | annularly. It is a perspective view of one member among a plurality of filtration members formed in the shape of a tube.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Filter material 2 Filter member 21 External appearance surface part 22 Hollow part 3 Connecting member 31 String 4 Crevice 5 Retaining part

Claims (2)

A plurality of filtration members formed in a tubular shape for filtering water;
A flexible connecting member inserted through the plurality of filtering members and connecting the plurality of filtering members;
A filter medium characterized by comprising: The filter medium according to claim 1,
A filtering material, wherein a coupling effective length of the coupling member that couples the plurality of filtering members is longer than a total length of the filtering member obtained by totaling the lengths of the filtering members.

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