An external gas regulator for use in an aquarium

Abstract

The utility model relates to the technical field of aquarium equipment, and specifically discloses an external gas regulator for aquarium, which comprises a threaded adjusting upper cover and a threaded adjusting lower cover, the threaded adjusting upper cover is threadedly connected with the threaded adjusting lower cover, an air inlet is formed in the upper end of the threaded adjusting upper cover, an air outlet is formed in the bottom of the threaded adjusting lower cover, a conical air diffusing column is arranged in the threaded adjusting upper cover, a plurality of air diffusing holes are formed in the outer side of the conical air diffusing column and communicate with the air inlet, a conical through hole that is matched with the conical air diffusing column is formed in the threaded adjusting lower cover, and the conical through hole communicates with the air outlet.

Description

Technical Field

[0001] This utility model relates to the field of aquarium equipment technology, and in particular to an external gas regulator that can be used in aquariums. Background Technology

[0002] An aquarium is a container specifically designed for raising aquatic life. It is usually made of transparent materials such as glass or plastic. This type of tank can hold enough water to maintain the living environment of aquatic life and is usually equipped with equipment such as a filtration system and an air pump. The air pump is used to introduce gases such as oxygen into the aquarium to maintain the health and growth of aquatic life.

[0003] While existing air pump equipment can meet basic usage needs, it cannot precisely adjust the air output, has low adjustment accuracy, is inconvenient to use, and cannot meet the diverse needs of users. Utility Model Content

[0004] The technical problem to be solved by this utility model is to provide an external gas regulator that can be used in aquariums, which addresses the above-mentioned defects of the prior art. By setting a threaded upper adjustment cover and a threaded lower adjustment cover to adjust the up and down stroke, the contact area between the conical air diffuser column and the conical through hole is adjusted, thereby achieving precise adjustment of the air output. The adjustment accuracy is high, it is more convenient to use, and it can meet the diverse needs of users.

[0005] To solve the above-mentioned technical problems, the technical solution of this utility model is as follows:

[0006] An external gas regulator for use in aquariums includes a threaded upper cover and a threaded lower cover. The upper cover and the lower cover are threaded together. The upper cover has an air inlet, and the lower cover has an air outlet. A conical air diffuser is provided inside the upper cover, and an air diffuser hole communicating with the air inlet is provided on the outer side of the conical air diffuser. A conical through hole adapted to the conical air diffuser is provided inside the lower cover, and the conical through hole communicates with the air outlet.

[0007] Preferably, the upper threaded adjustment cover is provided with a stroke compression sealing ring, and the lower threaded adjustment cover is provided with a compression sealing ring groove that matches the stroke compression sealing ring.

[0008] Preferably, the bottom of the compression sealing ring is provided with a compression cone, and the groove of the compression sealing ring is provided with a compression cone opening that matches the compression cone.

[0009] Preferably, the cross-sectional areas of the conical air diffuser column and the conical through hole decrease sequentially from top to bottom.

[0010] Preferably, the inner side of the threaded adjustment upper cover is provided with an internal thread, and the outer peripheral wall of the threaded adjustment lower cover is provided with an external thread that matches the internal thread.

[0011] Preferably, the upper end of the threaded adjustment cover is provided with an air volume adjustment mark, and the outer side of the threaded adjustment cover is provided with several anti-slip grooves.

[0012] By adopting the above technical solution, the present invention provides an external gas regulator that can be used in aquariums, which has the following beneficial effects: The threaded upper and lower adjustment covers of the gas regulator are threadedly connected; the upper end of the threaded upper adjustment cover has an air inlet, and the bottom of the threaded lower adjustment cover has an air outlet; a conical air diffuser column is provided inside the threaded upper adjustment cover; an air diffuser hole communicating with the air inlet is provided on the outer side of the conical air diffuser column; and a conical through hole adapted to the conical air diffuser column is provided inside the threaded lower adjustment cover. The conical through-hole is connected to the air outlet. Gas enters from the air inlet, is dispersed through the air outlet holes on the conical air diffuser column, and finally exits from the air outlet into the aquarium. The upper and lower travel is adjusted by the screw-on adjustment cover and the screw-on adjustment cover, thereby adjusting the contact area between the conical air diffuser column and the conical through-hole. This allows for precise adjustment of the air output, resulting in high accuracy and ease of use, meeting diverse user needs. Furthermore, the design is simple and aesthetically pleasing, easy to adjust, and highly practical. Attached Figure Description

[0013] Figure 1 This is a cross-sectional view of the present invention;

[0014] Figure 2 This is a perspective view of the present utility model;

[0015] Figure 3 This is a top view of the present invention;

[0016] In the diagram, 1-threaded adjustment upper cover, 2-threaded adjustment lower cover, 3-air inlet, 4-air outlet, 5-conical air diffuser column, 6-air diffuser hole, 7-conical through hole, 8-stroke compression sealing ring, 9-compression sealing ring groove, 10-compression cone, 11-compression cone opening, 12-air volume adjustment mark, 13-anti-slip groove. Detailed Implementation

[0017] The specific embodiments of this utility model will be further described below with reference to the accompanying drawings. It should be noted that these descriptions are for the purpose of aiding understanding of this utility model, but do not constitute a limitation thereof. Furthermore, the technical features involved in the various embodiments of this utility model described below can be combined with each other as long as they do not conflict with each other.

[0018] In the description of this utility model, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.

[0019] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of that feature. In the description of this utility model, "a plurality of" means at least two, such as two, three, etc., unless otherwise explicitly specified.

[0020] like Figure 1-3 As shown, this external gas regulator for aquariums includes a threaded upper cover 1 and a threaded lower cover 2. The upper cover 1 and the lower cover 2 are threaded together. The upper end of the upper cover 1 has an air inlet 3, and the lower cover 2 has an air outlet 4 at its bottom. A conical air diffuser 5 is disposed inside the upper cover 1, and an air diffuser hole 6 communicating with the air inlet 3 is disposed on the outer side of the conical air diffuser 5. A conical through hole 7, adapted to the conical air diffuser 5, is disposed inside the lower cover 2 and communicates with the air outlet 4. It is understood that the threaded upper cover 1 and the lower cover 2 are connected by threads, allowing adjustment of their vertical travel. The amount of oxygen supplied is controlled by controlling the contact area between the conical air diffuser 5 and the conical through hole 7. The overall structure is simple and aesthetically pleasing, and the product offers high adjustment precision and strong sealing.

[0021] Specifically, the threaded adjustment upper cover 1 is provided with a stroke compression sealing ring 8, and the threaded adjustment lower cover 2 is provided with a compression sealing ring groove 9 that matches the stroke compression sealing ring 8; a compression cone 10 is provided at the bottom of the stroke compression sealing ring 8, and a compression cone opening 11 that matches the compression cone 10 is provided on the compression sealing ring groove 9; the stroke compression sealing ring 8 can be made of rubber or the like, and is used for sealing; the cross-sectional areas of the cone-shaped air diffuser 5 and the cone-shaped through hole 7 decrease sequentially from top to bottom; the inner... The upper cover 1 is provided with an internal thread, and the outer peripheral wall of the threaded adjustment cover 2 is provided with an external thread that matches the internal thread. When the threaded adjustment cover 1 is turned, the distance between the threaded adjustment cover 1 and the threaded adjustment cover 2 changes continuously, thereby changing the contact area between the adjusting cone-shaped air diffuser column 5 and the cone-shaped through hole 7, thus adjusting the amount of air output. The upper end of the threaded adjustment cover 1 is provided with an air output adjustment mark 12, and several anti-slip grooves 13 are provided on the outer side of the threaded adjustment cover 1 to facilitate turning the threaded adjustment cover 1. In use, the gas enters from the air inlet 3, is dispersed into the cone-shaped through hole 7 through the air diffuser 6 on the cone-shaped air diffuser column 5, and finally exits from the air outlet 4 into the aquarium.

[0022] Understandably, this utility model has a reasonable design and unique structure. By setting the upper threaded adjustment cover 1 and the lower threaded adjustment cover 2 to adjust the upper and lower strokes, the contact area between the conical air diffuser column 5 and the conical through hole 7 is adjusted, thereby achieving precise adjustment of the air output. The adjustment accuracy is high, and it is more convenient to use, which can meet the diverse needs of users. In addition, it has a simple and beautiful appearance, is easy and simple to adjust, and has high practicality.

[0023] The embodiments of this utility model have been described in detail above with reference to the accompanying drawings, but this utility model is not limited to the described embodiments. For those skilled in the art, various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of this utility model, and these variations still fall within the protection scope of this utility model.

Claims

1. An external gas regulator that can be used in aquariums, characterized in that: The device includes a threaded adjustment upper cover and a threaded adjustment lower cover. The threaded adjustment upper cover and the threaded adjustment lower cover are threadedly connected. The upper end of the threaded adjustment upper cover has an air inlet, and the bottom of the threaded adjustment lower cover has an air outlet. A conical air diffuser column is provided inside the threaded adjustment upper cover. An air diffuser hole communicating with the air inlet is provided on the outer side of the conical air diffuser column. A conical through hole adapted to the conical air diffuser column is provided inside the threaded adjustment lower cover. The conical through hole is communicating with the air outlet.

2. The external gas regulator for aquariums according to claim 1, characterized in that: The upper threaded adjustment cover is provided with a stroke compression sealing ring, and the lower threaded adjustment cover is provided with a compression sealing ring groove that matches the stroke compression sealing ring.

3. The external gas regulator for aquariums according to claim 2, characterized in that: The bottom of the compression sealing ring is provided with a compression cone, and the groove of the compression sealing ring is provided with a compression cone opening that matches the compression cone.

4. The external gas regulator for aquariums according to claim 1, characterized in that: The cross-sectional areas of the conical air diffuser column and the conical through-hole decrease sequentially from top to bottom.

5. The external gas regulator for aquariums according to claim 1, characterized in that: The inner side of the threaded adjustment upper cover is provided with an internal thread, and the outer peripheral wall of the threaded adjustment lower cover is provided with an external thread that matches the internal thread.

6. The external gas regulator for aquariums according to claim 1, characterized in that: The upper end of the threaded adjustment cover is provided with an air volume adjustment mark, and the outer side of the threaded adjustment cover is provided with several anti-slip grooves.

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