CN209965002U

CN209965002U - External upflow type fish tank filtering device

Info

Publication number: CN209965002U
Application number: CN201920830172.XU
Authority: CN
Inventors: 黄晓丽; 袁美云; 霍堂斌; 都雪; 宋聃; 王秋实; 王慧博
Original assignee: Heilongjiang River Fisheries Research Institute of Chinese Academy of Fishery Sciences
Current assignee: Heilongjiang River Fisheries Research Institute of Chinese Academy of Fishery Sciences
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-01-21
Anticipated expiration: 2029-06-04

Abstract

An external upflow type fish tank filtering device belongs to the field of fish tank filtering appliances. It solves the problems of long period of biofilm formation, poor filtering effect, high energy consumption and the like. The utility model discloses a drain establishes in the lower part of device casing, and the water-locator is established on the upper portion that the room was just collected to the fish, and the top of water-locator is equipped with filter material box, and filter material box establishes on filter material box rack, and time relay establishes on the water pump, and the delivery port is established on device casing upper portion. The utility model adopts the drain outlet to discharge the fish excrement precipitated and collected below the device, thereby relieving the working pressure of the large-particle filtering unit to the maximum extent, reducing the pollution to the unit and prolonging the service life; the opening of the water distributor is downward, the blocking of the water distributor in the intermittent period of the device can be prevented, and meanwhile, the foreign matters in the sewage discharge port can be prevented from being accumulated and blocked due to the disturbance when the water flows enter.

Description

External upflow type fish tank filtering device

Technical Field

The utility model relates to a fish bowl filters utensil, concretely relates to external upflow formula fish bowl filter equipment.

Background

At present, the common treatment method for purifying the water quality of the fish tank mainly adopts an external or internal filter and the like, and although the water quality purification of the fish tank can be better improved, the method still has the following problems: firstly, a built-in filter occupies the space in the fish tank, and the size of the built-in filter is limited by the volume of the fish tank, so the used filter materials have fewer types and numbers, the growth speed of a biological membrane is slow, and the filtering effect is poor; and the external filter material does not occupy the space in the fish tank, the filter material capable of being placed is relatively more, the filtering effect is better than that of the internal filter, but the energy consumption is relatively larger. The conventional filtering system can pump most of fish excrement into a filter body through water flow in a tank, and the filtering system is often used in cooperation with a wave-making pump, so that the fish excrement and sewage can float in a fish tank when the wave-making pump works, and the excrement of some fish is crushed and dissolved, so that the ammonia nitrogen content in a water body is increased, and the water quality is deteriorated.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve among the current fish bowl water purification filter biofilm formation cycle length, the not good, the higher scheduling problem of energy consumption of filter effect, provide an external upflow formula fish bowl filter equipment, solve this problem concrete technical scheme as follows:

the utility model relates to an external upflow type fish tank filtering device, which comprises a blow-off pipe 1, a foreign matter collecting chamber 2, a water distributor 3, a first valve 4-1, a second valve 4-2 and a water pump 5, the device comprises a time relay 6, a filter material box frame 7, a cover body 8, a water outlet pipe 9, a filter material box 10 and a device shell body 11, wherein a sewage discharge pipe 1 is arranged at the lower part of the device shell body 11, a water distributor 3 is arranged at the upper part of a foreign matter collecting chamber 2, a water outlet 3-1 of the water distributor 3 faces downwards, the filter material box 10 is arranged above the water distributor 3, the filter material box 10 is arranged on the filter material box frame 7, the input end of the water distributor 3 is connected with the output end of a water pump 5, the time relay 6 is arranged on the water pump 5, the water outlet pipe 9 is arranged at the upper part of the device shell body 11, the cover body 8 is arranged at the upper end of the device shell body 11, a first valve 4-1 is arranged outside the device shell body.

The filter material box 10 is composed of a biological filler filter material box 10-1, a granular activated carbon filter material box 10-2, a small granular filter material box 10-3 and a large granular filter material box 10-4 which are distributed from top to bottom.

The external upflow type fish tank filtering device adopts the upflow type design, and the intermittent period of the device can still ensure that the biological filler is fully contacted with the water body and nutrient substances, so that the biological film on the biological filler can grow quickly; by adopting the design of the sewage draining outlet, the fish feces precipitated and collected below the device can be drained, the working pressure of the large-particle filtering unit is relieved to the greatest extent, the pollution to the unit is reduced, and the service life is prolonged; the water inlet is designed to adopt a water distributor, the opening of the water distributor faces downwards, the blocking of the water distributor in the intermittent period of the device can be prevented, and meanwhile, the accumulation and blocking of excrement of fish at the sewage outlet can be prevented due to the disturbance when water flows enter; the filter material is placed in the filter material box, and all can take out alone, dismantle, wash and change and nimble adjustment, the advantage that the device filter effect is good, the energy consumption is low.

Drawings

Fig. 1 is a schematic structural view of the present invention, fig. 2 is a schematic structural view of a filter material cassette holder 7 in fig. 1, fig. 3 is a plan view of a filter material cassette 10 in fig. 1, and fig. 4 is a sectional view of an a-a filter material cassette 10 in fig. 3.

Detailed Description

The first embodiment is as follows: this embodiment is described in conjunction with fig. 1. The embodiment comprises a blow-off pipe 1, a foreign matter collecting chamber 2, a water distributor 3, a first valve 4-1, a second valve 4-2, a water pump 5, a time relay 6, a filter material box frame 7, a cover body 8, a water outlet pipe 9, a filter material box 10 and a device shell 11, the sewage discharge pipe 1 is arranged at the lower part of the device shell 11, the water distributor 3 is arranged at the upper part of the foreign matter collecting chamber 2, the water outlet 3-1 of the water distributor 3 is uniformly arranged downwards, the filter material box 10 is arranged above the water distributor 3, the filter material box 10 is arranged on the filter material box frame 7, the input end of the water distributor 3 is connected with the output end of the water pump 5, the time relay 6 is arranged on the water pump 5, the water outlet pipe 9 is arranged at the upper part of the device shell 11, the upper end of the device shell 11 is provided with the cover body 8, the first valve 4-1 is arranged outside the device shell 11 at the left side of the water distributor 3, and the second valve 4-2 is arranged;

The second embodiment is as follows: this embodiment is described in conjunction with fig. 1. The biological filler filtering material box 10-1 of the embodiment adopts polyhedral hollow sphere filler or fluidized bed filler. Has the advantages of easy film formation, no blockage, long service life, no toxicity and the like; the granular activated carbon filter material box 10-2 is used for adsorbing part of pollutants such as ammonia nitrogen, nitrite, nitrate, heavy metal and the like, and can remove water color, peculiar smell and the like; the small particle filtering material box 10-3 is made of polyurethane cotton, modified fiber balls or high-density biochemical cotton and is used for filtering suspended matters with small volume; the large-particle filtering material box 10-4 is made of medical stone, ceramic rings, zeolite, natural filter stone and other filtering materials and is used for filtering suspended matters with larger volume, such as fish feces, aquatic plant residues and the like.

The third concrete implementation mode: this embodiment is described in conjunction with fig. 1. The filter material box frame 7 of the present embodiment is independently arranged, so that the filter material box 10 can be lifted out, and the filter material can be conveniently replaced.

The fourth concrete implementation mode: this embodiment is described in conjunction with fig. 1. The time relay setting described in this embodiment is set according to the polluted environment of the fish tank.

The fifth concrete implementation mode: this embodiment is described in conjunction with fig. 1. This embodiment the drain can discharge device below deposit the excrement and the filth of the fish of collecting, once every 2 ~ 3 weeks, can alleviate upper filter unit's operating pressure by a great extent, reduce the pollution to filter unit, extension filter unit life reduces and washs the number of times.

The sixth specific implementation mode: this embodiment is described in conjunction with fig. 1. The water of the water distributor 3 enters the foreign matter collecting chamber 2, and the structure ensures uniform water flow distribution and prevents local blockage of filter materials; the opening of the water distributor 3 is downward, the excrement of the fish can be directly precipitated to the bottom of the foreign matter collecting chamber 2, the blocking of a water outlet 3-1 of the water distributor 3 in the intermittent period of the device can be prevented, and the accumulation and the blocking of the excrement of the fish at the sewage outlet can be prevented by the disturbance when water flows enter.

The seventh embodiment: this embodiment is described in conjunction with fig. 1. The water in the water outlet pipe 9 flows out naturally, a water outlet pump is not needed, the energy consumption is saved, and the cost is reduced.

The working principle is as follows:

the operation mode of the device is intermittent and is controlled by a time relay, the input end of the water pump 5 is arranged at the bottom of the water surface of the fish tank, and in the working state, the water body at the bottom of the excrement containing a large number of fishes enters the lower part in the shell 11 of the device through the water distributor 3, when the water flows through the filtering material box 10, microorganisms are attached to the inner wall and the outer wall of the filler to grow to form a biological membrane, so that pollutants such as nitrogen, phosphorus, organic matters and the like in the water body can be removed (during the intermittent stop use of the device, the biological filler can still be ensured to be fully contacted with the water body and nutrient substances, so that the biological membrane on the biological filler can normally and rapidly grow), and the water filtered by the filtering.

Claims

1. The utility model provides an external upflow formula fish bowl filter equipment, it comprises blow off pipe (1), foreign matter collection room (2), water-locator (3), first valve (4-1), second valve (4-2), water pump (5), time relay (6), filter material box holder (7), lid (8), outlet pipe (9), filter material box (10) and device casing (11), its characterized in that: the device comprises a device shell (11), a sewage discharge pipe (1), a water distributor (3), a filter material box (10), a filter material box frame (7), a water pump (5), a time relay (6), a water outlet pipe (9), a cover body (8), a first valve (4-1), a second valve (4-2), a water distributor (3) and a water outlet pipe (3-1), wherein the sewage discharge pipe (1) is arranged at the lower part of the device shell (11);

the filter material box (10) is composed of a biological filler filter material box (10-1), a granular activated carbon filter material box (10-2), a small granular filter material box (10-3) and a large granular filter material box (10-4) which are distributed from top to bottom.

2. An external upflow aquarium filtration device as in claim 1, wherein: the biological filler filtering material box (10-1) is filled with polyhedral hollow sphere fillers or fluidized bed fillers.

3. An external upflow aquarium filtration device as in claim 1, wherein: polyurethane cotton, modified fiber balls or high-density biochemical cotton is adopted in the small particle filtering material box (10-3).

4. An external upflow aquarium filtration device as in claim 1, wherein: the large-particle filtering material box (10-4) is internally provided with medical stone, ceramic rings, zeolite and natural filtering stone filtering materials.