TW201507606A - Overflow device - Google Patents

Abstract

Disclosed is an overflow device, which is used to discharge excess liquid from a fish tank and includes an overflow unit. The overflow unit comprises an enclosed barrel that is hollow and enclosed, a siphon pipe that is able to siphon the excess liquid from the fish tank into the enclosed barrel, an air pipe that is installed on the top of the enclosed barrel, and an overflow pipe that is installed on the bottom of the enclosed barrel. The siphon pipe has an outflow port that is extended downward into the enclosed barrel. The overflow pipe has an overflow-in port, which extends upward into the enclosed barrel and is located higher than the outflow port, and a discharge port, which is located outside the enclosed barrel. The liquid, which is located in the enclosed barrel and flowing over the overflow-in port of the overflow pipe, flows into the overflow-in port of the overflow pipe and is discharged from the discharge port of the overflow pipe. With the design of the enclosed barrel, breeding of mosquito can be effectively eliminated.

Description

Overflow device

The present invention relates to an overflow device, and more particularly to an overflow device for guiding excess liquid in a fish tank to facilitate replacement of a fish tank liquid.

In order to increase the fun of life and improve the quality of life, more and more people like to set up fish tanks or aquariums at home, office or business premises for the cultivation of small fish for viewing.

In order to provide an environment suitable for fish survival, the breeder needs to frequently change the water in the aquarium. In addition to directly using the water pipe to change the water by siphoning, the breeder usually uses a fish tank overflow to change the water, that is, in the tank wall of the fish tank. The hole is drilled and a drain pipe is installed. When water is changed, as long as water is added to the fish tank, the original water in the fish tank is discharged from the drain pipe. However, this will destroy the integrity of the aquarium, and the water leakage often occurs at the perforation, and the effect is not good.

To this end, a variety of overflow devices have appeared on the market, such as an overflow box that uses siphoning to guide excess liquid in the aquarium. The overflow box is attached to the side of the aquarium and does not damage the fish tank. Cylinder wall, but in order to achieve overflow effect, the overflow box must store water to keep the siphon The utility model has an open design, and the overflow box is easy to produce mosquitoes, and the sanitary effect is not good. Furthermore, the overflow box described above is only suitable for a single aquarium and has no systematic design suitable for multiple aquariums, so its design still needs to be improved.

Accordingly, it is an object of the present invention to provide an overflow device which is excellent in sealing properties and which can prevent mosquito breeding.

Therefore, the overflow device of the present invention is suitable for guiding and discharging excess liquid in an aquarium, and comprises an overflow unit comprising: a closed tube, a siphon tube, a snorkel, and a Overflow pipe. The closed cylinder has a closed liquid storage space. The siphon pipe is connected between the fish tank and the top of the sealed cylinder, and is used for siphoning excess liquid in the fish tank to the closed cylinder, and has a suction port extending into the liquid of the fish tank, and a reverse The suction port extends downward into the outflow opening in the liquid storage space of the closed cylinder. The vent pipe is mounted on the top of the sealed cylinder and is configured to communicate the liquid storage space with the outside. The overflow pipe is installed at the bottom of the closed cylinder and has an overflow inlet extending upward into the liquid storage space of the closed cylinder and located higher than the flow outlet, and an opposite to the overflow inlet and located outside the closed cylinder The discharge port, the liquid overflowing the overflow inlet in the closed cylinder, flows into the overflow inlet and is discharged from the discharge port.

The overflow device of the present invention is suitable for guiding and discharging excess liquid in several fish tanks respectively, and comprises an overflow unit comprising: a closed cylinder, a plurality of siphons, a snorkel, and a Overflow pipe. The closed cylinder has a closed liquid storage space. The siphons respectively a crossover is connected between the respective aquarium and the top of the closed cylinder, and is used for siphoning excess liquid in each aquarium to the closed cylinder, each siphon having a suction port extending into the liquid of the aquarium, and An outflow port opposite to the suction port and extending downward into the liquid storage space of the closed cylinder. The vent pipe is mounted on the top of the sealed cylinder and is configured to communicate the liquid storage space with the outside. The overflow pipe is installed at the bottom of the closed cylinder and has an overflow inlet extending upward into the liquid storage space of the closed cylinder and higher than the flow outlet of the siphon, and a opposite to the overflow inlet and located at the overflow A discharge port outside the closed cylinder, the liquid overflowing the overflow inlet in the sealed cylinder flows into the overflow inlet and is discharged from the discharge port.

Another object of the invention is to provide an overflow device that can be modularized.

The overflow device of the present invention is suitable for guiding and discharging excess liquid in several fish tanks respectively, and comprises a plurality of overflow units respectively corresponding to the respective fish tanks, and a connecting pipe. Each overflow unit includes: a closed cylinder, a siphon, a snorkel, and an overflow tube. The closed cylinder has a closed liquid storage space. The siphon pipe is connected between the fish tank and the top of the sealed cylinder, and is used for siphoning excess liquid in the fish tank to the closed cylinder, and has a suction port extending into the liquid of the fish tank, and a reverse The suction port extends downward into the outflow opening in the liquid storage space of the closed cylinder. The vent pipe is mounted on the top of the sealed cylinder and is configured to communicate the liquid storage space with the outside. The overflow pipe is installed at the bottom of the closed cylinder and has an overflow inlet extending upward into the liquid storage space of the closed cylinder and located higher than the flow outlet, and a confined opposite to the overflow inlet and located in the closed cylinder The external discharge port, the liquid overflowing the overflow inlet in the closed cylinder, flows into the overflow inlet and is discharged from the discharge port. The connecting tube is used to connect the vent pipes of the overflow unit.

1‧‧‧fish tank

2‧‧‧Overflow unit

3‧‧‧Closed cylinder

31‧‧‧Tucket

311‧‧‧ openings

312‧‧‧Drain hole

32‧‧‧Capping

321‧‧‧Into the liquid hole

322‧‧‧vents

33‧‧‧Liquid space

4‧‧‧Siphon

41‧‧‧Inhalation

42‧‧‧Exit

43‧‧‧First pipe section

44‧‧‧Second section

5‧‧‧ snorkel

51‧‧‧Internal port

52‧‧‧External port

6‧‧‧Overflow tube

61‧‧‧ overflow entrance

62‧‧‧Drainage

7‧‧‧Connecting tube

71‧‧‧Connected section

8‧‧‧Draining tube

81‧‧‧closed end

82‧‧‧ discharge end

9‧‧‧External

Other features and effects of the present invention will be apparent from the following description of the drawings, wherein: Figure 1 is a perspective view of a first preferred embodiment of the overflow device of the present invention; Figure 3 is a perspective view of a second preferred embodiment of the overflow device of the present invention; Figure 4 is a partial cross-sectional view of the second preferred embodiment; Figure 5 is a schematic view of the second preferred embodiment of the present invention; A perspective view of a third preferred embodiment of the inventive overflow device; and FIG. 6 is a partial cross-sectional view of the third preferred embodiment.

Before the present invention is described in detail, it should be noted that in the following description, similar elements are denoted by the same reference numerals.

Referring to Figures 1 and 2, a first preferred embodiment of the overflow device of the present invention is adapted to direct excess liquid from a fish tank 1 out. The overflow device comprises an overflow unit 2. The overflow unit 2 comprises: a closed cylinder 3, a siphon tube 4, a vent tube 5, and an overflow tube 6.

The closed cylinder 3 has a hollow shape and an opening at the top The base 31 of the 311 and a cover 32 for closing the opening 311 of the base 31. The cartridge seat 31 and the cartridge cover 32 cooperate to define a closed liquid storage space 33. The cartridge holder 31 has a drain hole 312 that communicates outwardly from the bottom of the reservoir space 33. The canister cover 32 has a liquid inlet hole 321 and a vent hole 322 which are outwardly communicated from the top of the liquid storage space 33. The tube holder 31 and the tube cover 32 of the embodiment are fixedly connected after being combined. Of course, the tube holder 31 and the tube cover 32 may be integrally formed or other structures as long as the sealing can be formed. The liquid storage space 33 is provided to prevent mosquitoes from entering the breeding room, and thus is not limited to the embodiment.

The siphon tube 4 is interposed between the fish tank 1 and the top of the closed cylinder 3, and is used for siphoning excess liquid in the fish tank 1 to the closed cylinder 3, and has a liquid extending downward into the fish tank 1. The suction port 41 in the body, and an outflow port 42 which is opposite to the suction port 41 and inserted into the liquid inlet hole 321 of the cylinder cover 32 and extends downward into the liquid storage space 33. In terms of structure, the siphon tube 4 of the embodiment has a first tube section 43 that is rigidly inserted into the tube cover 32, and a soft piece that connects the first tube section 43 and extends into the liquid storage space 33. The second pipe segment 44. Of course, the siphon tube 4 can also be directly an inverted U-shaped tube when implemented, so the configuration is not limited to the embodiment. It should be noted that the siphon 4 does not pass through the aquarium 1 so that the aquarium 1 can remain intact without being damaged.

The vent pipe 5 is inserted into the vent hole 322 of the cylinder cover 32 of the sealed cylinder 3 for communicating the liquid storage space 33 with the outside, so that the liquid storage space 33 is at the same atmospheric pressure as the outside, and the vent pipe 5 has An inner port 51 at the top of the liquid storage space 33, and an inner opening opposite to the inner opening 51 and an outer port 52 located outside the sealed cylinder 3. The position of the inner port 51 is higher than the outflow port 42 and also higher than the liquid level of the liquid in the closed cylinder 3.

The overflow pipe 6 is inserted into the liquid discharge hole 312 of the cylindrical seat 31 of the closed cylinder 3, and has a liquid storage space 33 extending upward into the closed cylinder 3 and positioned higher than the flow outlet 42 and lower than the inner portion The overflow inlet 61 of the port 51, and a discharge port 62 opposite to the overflow inlet 61 and located outside the sealed cylinder 3.

After assembly, an air pump (not shown) is first connected to the outer port 52 of the vent pipe 5, and the air pumping is started, and the liquid in the fish tank 1 is sucked through the siphon tube 4, Until the siphon tube 4 is filled with liquid, the air pump can be turned off and the outer port 52 can be detached. At this time, the liquid pressure difference between the two ends of the siphon tube 4 is used to automatically push the liquid, so that the liquid of the fish tank 1 can be sucked by the liquid. The port 41 is siphoned to the outflow port 42 and discharged into the liquid storage space 33 until the liquid level of the fish tank 1 and the closed cylinder 3 at the two ends of the siphon tube 4 are equal, that is, when the two ends are hydraulically balanced, the siphon phenomenon is It will stop, at this time, the overflow inlet 61 of the overflow pipe 6 is positioned higher than the liquid level of the closed cylinder 3. In the course of subsequent use, as long as the siphon 4 is filled with liquid, the air pumping is not required to be used again.

When the liquid in the aquarium 1 is to be replaced, the breeder simply pushes the new liquid into the aquarium 1, and the original liquid in the aquarium 1 is pushed into the suction port 41 of the siphon tube 4, and The discharge port (3) is discharged into the sealed cylinder (3) to raise the liquid level in the liquid storage space (33), and flows into the overflow inlet (61), and is discharged from the discharge port (62) until the liquid in the fish tank (1) and the airtight portion. The liquid in the cylinder 3 returns to the original liquid level Up to now, the new liquid to be added replaces the original liquid of the same volume to achieve the effect of replacing the liquid in the aquarium 1.

Referring to FIG. 3 and FIG. 4, the second preferred embodiment of the overflow device of the present invention has substantially the same configuration as the first embodiment, except that the embodiment is suitable for separating excess liquid in several fish tanks 1 respectively. In the design, the siphon tube 4 is mainly added to the number of the fish tanks 1. For example, two fish tanks 1 are provided in this embodiment, so the overflow device of the embodiment includes two siphon tubes 4, and the siphon tubes 4 Between the respective aquariums 1 and the top of the sealed cylinder 3, the excess liquid in each of the fish tanks 1 is siphoned to the closed cylinder 3. In this way, the overflow device can be shared to discharge the liquid to achieve the effect of replacing the liquid.

Referring to FIG. 5 and FIG. 6, a third preferred embodiment of the overflow device of the present invention has a configuration substantially the same as that of the first embodiment, except that the embodiment is suitable for separating excess liquid in several fish tanks 1 respectively. The guide discharge is designed to add a plurality of overflow units 2 corresponding to the number of the fish tanks 1. Therefore, the present embodiment includes a plurality of overflow units 2 respectively corresponding to the respective fish tanks 1. Moreover, in the present embodiment, in order to be able to modularize the operation, the overflow units 2 need to be connected in series, so that the overflow device further comprises a connecting pipe 7 for connecting the vent pipes 5 of the overflow units 2 And a drain pipe 8 for connecting the overflow pipe 6 of the overflow unit 2.

The vent pipe 5 of each overflow unit 2 is a tee pipe, and has an inner port 51 located at the top of the liquid storage space 33, and two outer passages opposite to each other and located outside the sealed cylinder 3 Port 52. The connecting pipe 7 has a plurality of adjacent outer ports 52 connected to each of the two adjacent vent pipes 5, respectively. The segment 71 is turned on. The drain pipe 8 is connected to the respective discharge ports 62 of the overflow pipes 6, and has a closed end 81, and a discharge end 82 opposite to the closed end 81 for discharging the liquid therefrom. It is worth mentioning that, in order to achieve a systematic operation, in order to use the air pump (not shown) to pump together, the vent pipe 5 connected through the connecting pipe 7 is located at one end of the venting port 52. It is closed and the port 52 is open outside the other end to facilitate pumping.

After assembly, the external port 52 of the vent pipe 5 that is open to the outside is connected to the air pump by an external pipe 9, and the air pumping is started, that is, the liquid in the fish pond can be sucked together. The siphons 4 are filled with liquid. Moreover, when the liquid is exchanged, the liquid discharged from the overflow pipes 6 can also be discharged through the drain pipe 8 to facilitate the replacement of the liquid. Therefore, with the above design, the efficiency of the modular operation can be achieved in this embodiment. Of course, this embodiment can also be combined with a simple trickle water changing device (not shown) to form an active cycle, which will not be described here.

In summary, the design of the overflow device of the present invention is mainly to make the closed tube 3 adopt a closed design to prevent mosquito breeding, and it is also equipped with the vent pipe 5, the overflow pipe 6, and the corresponding fish tank. The design of the number of siphons 4 can easily and slowly change the liquid, and can reduce the incompatibility of the fish, which is quite convenient to use. Furthermore, the overflow device of the present invention can also add the overflow unit 2 corresponding to the number of the fish tanks 1, and at the same time, the connection between the connecting pipe 7 and the liquid discharge pipe 8 can achieve the function of the modular system configuration, and is suitable for the family aquarium. Or small and medium-sized ornamental fish breeding studio, and can improve the overall aesthetics of the environment, it is suitable for a single aquarium 1 or more fish tanks 1, so it can be achieved The object of the invention.

The above is only the preferred embodiment of the present invention, and the scope of the present invention is not limited thereto, that is, the simple equivalent changes and modifications made by the patent application scope and patent specification content of the present invention, All remain within the scope of the invention patent.

1‧‧‧fish tank

2‧‧‧Overflow unit

3‧‧‧Closed cylinder

31‧‧‧Tucket

311‧‧‧ openings

312‧‧‧Drain hole

32‧‧‧Capping

321‧‧‧Into the liquid hole

33‧‧‧Liquid space

4‧‧‧Siphon

41‧‧‧Inhalation

42‧‧‧Exit

43‧‧‧First pipe section

44‧‧‧Second section

5‧‧‧ snorkel

51‧‧‧Internal port

6‧‧‧Overflow tube

61‧‧‧ overflow entrance

62‧‧‧Drainage

Claims (10)

An overflow device for guiding and discharging excess liquid in an aquarium and comprising: an overflow unit comprising: a closed cylinder having a closed liquid storage space, a siphon pipe connected to the fish tank And the top of the closed cylinder, and for siphoning excess liquid in the aquarium to the closed cylinder, and having a suction port extending into the liquid of the fish tank, and a recess opposite to the suction inlet An outlet in the liquid storage space of the sealed cylinder, a vent pipe installed at the top of the sealed cylinder, and configured to communicate the liquid storage space with the outside, and an overflow pipe installed at the bottom of the sealed cylinder And having an overflow inlet extending upward into the liquid storage space of the closed cylinder and located higher than the flow outlet, and a discharge port opposite to the overflow inlet and located outside the sealed cylinder, the sealed cylinder overflowing The liquid overflowing the inlet will flow into the overflow inlet and be discharged from the discharge port. The overflow device of claim 1, wherein the vent pipe has an inner port located at a top of the liquid storage space, and an outer port opposite to the inner port and located outside the sealed tube, The position of the inner port is higher than the overflow port. The overflow device of claim 1 or 2, wherein the closed cylinder further has a hollow seat having an opening at the top, and a cylinder cover covering the opening of the cylinder seat, and the overflow pipe is Insert the bottom of the barrel up And the siphon and the snorkel are respectively inserted downward into the top of the can lid. An overflow device is provided for guiding and discharging excess liquid in several fish tanks respectively, and comprises: an overflow unit comprising: a closed cylinder having a closed liquid storage space and a plurality of siphon pipes respectively connecting the connections Between each of the fish tanks and the top of the closed cylinder, and for siphoning excess liquid in each fish tank to the closed cylinder, each siphon has a suction port extending into the liquid of the fish tank, and a The suction port extends downward into the flow outlet in the liquid storage space of the closed cylinder, and a vent pipe is installed at the top of the sealed cylinder for connecting the liquid storage space to the outside and an overflow pipe Installed at the bottom of the closed cylinder and having an overflow inlet extending upward into the liquid storage space of the closed cylinder and higher than the flow outlet of the siphon, and an opposite to the overflow inlet and located outside the closed cylinder The discharge port, the liquid overflowing the overflow inlet in the closed cylinder, flows into the overflow inlet and is discharged from the discharge port. The overflow device of claim 4, wherein the vent pipe has an inner port located at a top of the liquid storage space, and an outer port opposite to the inner port and located outside the sealed tube, The position of the inner port is higher than the overflow port. The overflow device of claim 4 or 5, wherein the closed cylinder further has a hollow seat having an opening at the top, and a cover An open canopy of the canister, and the overflow tube is inserted upward into the bottom of the canister, and the siphon and the venting tube are respectively inserted downward into the top of the canopy. An overflow device is configured to guide and discharge excess liquid in a plurality of aquariums respectively, and comprises: a plurality of overflow units respectively corresponding to the respective fish tanks, each of the overflow units comprising: a closed cylinder having a closed liquid storage space, a siphon pipe straddles between the fish tank and the top of the closed cylinder, and is used for siphoning excess liquid in the fish tank to the closed cylinder, and has a liquid extending into the fish tank a suction port in the body, and an outflow port opposite to the suction port and extending downward into the liquid storage space of the sealed cylinder, a vent pipe installed at the top of the sealing cylinder and configured to communicate the liquid storage space And the outside, and an overflow pipe, installed at the bottom of the closed cylinder, and having an overflow inlet extending upward into the liquid storage space of the closed cylinder and positioned higher than the flow outlet, and an opposite to the overflow inlet And a discharge port outside the sealed cylinder, the liquid overflowing the overflow inlet in the sealed cylinder flows into the overflow inlet and is discharged from the discharge port; and a connecting pipe for connecting the overflow unit trachea. The overflow device of claim 7, wherein the vent pipe of each overflow unit is a tee pipe and has an inner port at the top of the liquid storage space, and the two are opposite to each other Located outside the closed cylinder a port, the inner port is located higher than the overflow port, and the connecting pipe has a plurality of connecting segments respectively connected to adjacent outer ports of each two adjacent vent pipes, wherein the vent pipes are located at one end thereof The outer port is closed and the port is open outside the other end. The overflow device of claim 7 or 8, further comprising a drain pipe for connecting the overflow pipes of the overflow pipes, the drain pipes connecting the respective discharge ports of the overflow pipes, And having a closed end and a discharge end opposite the closed end. The overflow device of claim 7 or 8, wherein the closed cylinder of each overflow unit further has a hollow cylinder having an opening at the top, and a cylinder cover covering the opening of the cylinder seat, The overflow pipe is inserted upward into the bottom of the drum seat, and the siphon pipe and the air pipe are respectively inserted downward into the top of the drum cover.