CN215410334U

CN215410334U - Piston type automatic switching water valve and fish tank water circulation system comprising same

Info

Publication number: CN215410334U
Application number: CN202121391545.1U
Authority: CN
Inventors: 杨华明; 马训骏; 马春艳; 郭常禹; 杨琳
Original assignee: Shandong Mingjun Ecological Agriculture Technology Co ltd
Current assignee: Shandong Mingjun Ecological Agriculture Technology Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2022-01-04
Anticipated expiration: 2031-06-22

Abstract

The utility model discloses a piston type automatic switching water valve and a fish tank water circulation system comprising the same, which relate to the technical field of water valves and comprise the following components: the telescopic mechanism comprises a telescopic mechanism, a first pipe body and a second pipe body, wherein at least one end of the first pipe body is provided with a first cavity arranged along the axial direction, one end of the second pipe body is provided with a second cavity arranged along the axial direction, one end of the second pipe body provided with the second cavity extends into the first cavity, one end of the first pipe body is fixedly connected with one end of the telescopic mechanism, the first pipe body is provided with a first pipe connector and a first through hole which are communicated with the first cavity, and the second pipe body is provided with a second pipe connector and a second through hole which are communicated with the second cavity. According to the utility model, through the arrangement of the telescopic mechanism, the first pipe body and the second pipe body, when the first through hole and the second through hole are in a closed state, the piston type automatic switching water valve serves as a pipe joint, and when the first through hole and the second through hole are in an open state, part of fresh water is supplemented into the fish tank in the water circulation process of the fish tank.

Description

Piston type automatic switching water valve and fish tank water circulation system comprising same

Technical Field

The utility model relates to the technical field of water valves, in particular to a piston type automatic switching water valve and a fish tank water circulation system comprising the same.

Background

At present, a water valve in the prior art only has two states of opening and closing, when water is changed for a fish tank through the water valve, water in the fish tank can only be pumped out firstly, then water is added into the fish tank through the pump, the water pumping and the water discharging are required to be carried out step by step in the water changing process, otherwise, two water pumps are required to work simultaneously, one water pump is responsible for pumping water, the other water pump is responsible for discharging water, the two modes are more for improving the water body environment in the fish tank, the water in the fish tank cannot be circulated, and new water cannot be supplemented in the circulating process.

Therefore, it is an urgent need to solve the problem of the art to provide an automatic switching water valve which can circulate water in a fish tank and replenish part of fresh water during the circulation process.

SUMMERY OF THE UTILITY MODEL

In view of this, the first objective of the present invention is to provide a piston type automatic switching water valve, which aims to solve the problem in the prior art that the water in a fish tank can be replenished with new water during the circulation process, so that the water changing process can be gradually and slowly changed.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a piston-type automatic switching water valve comprising: the telescopic mechanism comprises a telescopic mechanism, a first pipe body and a second pipe body, wherein at least one end of the first pipe body is provided with a first cavity arranged along the axial direction, one end of the second pipe body is provided with a second cavity arranged along the axial direction, one end of the second pipe body provided with the second cavity extends into the first cavity, one end of the first pipe body, which is far away from the second pipe body, is fixedly connected with one end of the telescopic mechanism, the first pipe body is provided with a first pipe connector and a first through hole which are both communicated with the first cavity, the second pipe body is provided with a second pipe connector and a second through hole which are both communicated with the second cavity, when the telescopic mechanism is in an extension state, the second through hole is shielded by the outer wall of the first pipe body, and the first through hole is shielded by the outer wall of the second pipe body; when the telescopic mechanism is in a compressed state, the first through hole and the second through hole are both in an open state, wherein the first pipe joint and the second pipe joint are in a normally open state.

Further, the second pipe body comprises an inserting portion and a blocking portion, the outer diameter of the inserting portion is equal to the outer diameter of the blocking portion, the outer diameter of the inserting portion is smaller than the inner diameter of the first cavity, the inserting portion is arranged at one end of the blocking portion, the second through hole is formed in the inserting portion, and the second pipe connector is arranged at the blocking portion.

Furthermore, the inserting portion and the blocking portion are coaxially arranged, a shaft shoulder is formed between the inserting portion and the blocking portion, an annular groove is formed in the shaft shoulder, and a first sealing ring is arranged in the annular groove.

Further, the length of the insertion part is smaller than the distance from one end of the first pipe body close to the second pipe body to the first pipe joint.

Furthermore, a first clamping groove is formed in the inner wall, close to one end of the second pipe body, of the first pipe body, and a second sealing ring used for sealing the first pipe body and the second pipe body is arranged in the first clamping groove.

Furthermore, one end, close to the telescopic mechanism, of the first pipe body is provided with a mounting hole, the mounting hole is arranged along the axial direction of the first pipe body, and the telescopic end of the telescopic mechanism extends into the mounting hole and is fixedly connected with the first pipe body through a screw.

Further, the telescopic mechanism is characterized by being an air cylinder, an electric cylinder or a hydraulic cylinder.

Compared with the prior art, the technical scheme has the advantages that the utility model discloses and provides the piston type automatic switching water valve, through the arrangement of the telescopic mechanism, the first pipe body and the second pipe body, the telescopic mechanism drives the first pipe body to slide along the second pipe body, through the positions of the first pipe body and the second pipe body, thereby controlling the opening or closing of the first through hole and the second through hole, placing the piston type automatic switching water valve in the water tank, when the first pipe joint and the second pipe joint are respectively connected with the water gaps at the two sides of the fish tank, when the first through hole and the second through hole are in a closed state, the first pipe body is directly communicated with the second pipe body, the piston type automatic switching water valve has the function of a pipe joint, when the first through hole and the second through hole are in an open state, water in the fish tank can be drained into the water tank, meanwhile, new water in the water tank can enter the fish tank, and partial new water is supplemented into the fish tank in the water circulation process in the fish tank.

The utility model also provides a fish tank water circulation system, which comprises any one of the piston type automatic switching water valves, a water tank, a fish tank, a conveying pump and a fixing frame, wherein the fixed end of the telescopic mechanism and the second pipe body are fixedly connected with the fixing frame, the fish tank is provided with a water inlet and a water outlet, the piston type automatic switching water valve is fixed in the water tank through the fixing frame, the water inlet is connected with the first pipe connector through a first pipeline, the water outlet is connected with the second pipe connector through a second pipeline, and the conveying pump is arranged on the second pipeline.

The water circulation system of the fish tank adopts the piston type automatic switching water valve, the connection relation and the position relation among all the components of the piston type automatic switching water valve are described above, the achieved technical effect is also described, and the description is omitted.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a piston type automatic switching water valve provided by the utility model at a viewing angle;

FIG. 2 is a schematic structural diagram of a piston type automatic switching water valve provided by the utility model at another view angle;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2 in accordance with the present invention;

fig. 4 is a schematic structural diagram of a water circulation system of a fish tank provided by the utility model.

Wherein: 1 is a telescopic mechanism; 2 is a first tube body; 3 is a second tube body; 31 is an inserting part; 32 is a barrier; 4 is a first cavity; 5 is a second cavity; 6 is a first pipe interface; 7 is a first through hole; 8 is a second pipe interface; 9 is a second through hole; 10 is a first sealing ring; 11 is a second sealing ring; 12 is a water tank; 13 is a fish tank; 14 is a delivery pump; 15 is a fixed frame; 16 is a water inlet; 17 is a water outlet; 18 is a first pipeline; 19 is two pipelines.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-3, an embodiment of the present invention discloses a piston type automatic switching water valve, including: the telescopic mechanism 1, the first tube body 2 and the second tube body 3, at least one end of the first tube body 2 is provided with a first cavity 4 arranged along the axial direction, one end of the second tube body 3 is provided with a second cavity 5 arranged along the axial direction, one end of the second tube body 3 provided with the second cavity 5 extends into the first cavity 4, one end of the first tube body 2 far away from the second tube body 3 is fixedly connected with one end of the telescopic mechanism 1, the first tube body 2 is provided with a first tube interface 6 and a first through hole 7 which are both communicated with the first cavity 4, the second tube body 3 is provided with a second tube interface 8 and a second through hole 9 which are both communicated with the second cavity 5, when the telescopic mechanism 1 is in an extension state, the outer wall of the first tube body 2 shields the second through hole 9, the outer wall of the second tube body 3 shields the first through hole 7, at the moment, the insides of the first tube body 2 and the second tube body 3 are communicated, and the first tube body 2 and the second tube body 3 are used as a connecting tube, the piston type automatic switching water valve forms a closed circulation pipeline; when the telescopic mechanism 1 is in a compression state, the first through hole 7 and the second through hole 9 are both in an open state, the first pipe connector 6 and the second pipe connector 8 are in a normally open state, the first through hole 7 and the second through hole 9 are communicated with the outside, the piston type automatic switching water valve forms an open-circuit pipeline, when the piston type automatic switching water valve is placed in the water tank 12, water in the water tank 12 can enter the piston type automatic switching water valve to participate in circulation, and the first telescopic mechanism 1 is an air cylinder, an electric cylinder or a hydraulic cylinder, preferably an air cylinder.

In the above embodiment, the second pipe 3 includes the inserting portion 31 and the blocking portion 32, the outer diameter of the inserting portion 31 is smaller than the outer diameter of the blocking portion 32, the outer diameter of the inserting portion 31 is equal to the inner diameter of the first cavity 4, the inserting portion 31 is disposed at one end of the blocking portion 32, the second through hole 9 is disposed at the inserting portion 31, and the second pipe interface 8 is disposed at the blocking portion 32, wherein the length of the inserting portion 31 is smaller than the distance from one end of the first pipe 2 close to the second pipe 3 to the first pipe interface 6.

Preferably, insert and establish portion 31 and the coaxial setting of barrier part 32, insert and establish and form the shaft shoulder between portion 31 and the barrier part 32, shaft shoulder department has the annular groove, be equipped with first sealing washer 10 in the annular groove, when telescopic machanism 1 is in the extension state, the one end butt that first body 2 is close to second body 3 is on first sealing washer 10, first sealing washer 10 can seal the tip that telescopic machanism 1 one end was kept away from to first body 2, be equipped with first draw-in groove on the inner wall that first body 2 is close to second body 3 one end, be equipped with the second sealing washer 11 that is used for sealed first body 2 and second body 3 in the first draw-in groove, first body 2 is close to telescopic machanism 1 one end and has the mounting hole, the mounting hole sets up along the axial of first body 2, telescopic machanism 1's flexible end stretches into in the mounting hole and through screw and first body 2 fixed connection.

Example 2

Referring to fig. 4, the embodiment discloses a water circulation system for a fish tank, the water circulation system for a fish tank includes the piston type automatic switching water valve in embodiment 1, and further includes a water tank 12, a fish tank 13, a delivery pump 14 and a fixing frame 15, a fixing end of the telescopic mechanism 1 and the second pipe body 3 are both fixedly connected with the fixing frame 15, the fixing frame 15 is arranged to fix both ends of the piston type automatic switching water valve, so as to facilitate normal use of the telescopic mechanism 1, and further, the first pipe body 2 is pushed to move along the direction of the second pipe body 3, the fish tank 13 is provided with a water inlet 16 and a water outlet 17, the piston type automatic switching water valve is fixed in the water tank 12 through the fixing frame 15, the water inlet 16 is connected with the first pipe connector 6 through a first pipeline 18, the water outlet 17 is connected with the second pipe connector 8 through a second pipeline 19, and the delivery pump 14 is arranged on the second pipeline 19.

In the above technical scheme, the working principle of water circulation is as follows:

when only water in the fish tank 13 needs to be circulated and no new water needs to be supplemented, when the telescopic mechanism 1 is controlled to be in an extension state, the outer wall of the first pipe body 2 shields the second through hole 9, the outer wall of the second pipe body 3 shields the first through hole 7, at the moment, the interiors of the first pipe body 2 and the second pipe body 3 are communicated, the first pipe body 2 and the second pipe body 3 serve as connecting pipes, and the water in the fish tank 13 circulates under the action of the conveying pump 14;

when new water needs to be supplemented into the fish tank 13, the telescopic mechanism 1 is controlled to be in a compression state, the first through hole 7 and the second through hole 9 are both in an open state, part of water in the pipeline flows out of the second through hole 9, part of water in the water tank 12 enters from the first through hole 7 and participates in circulation of the water in the pipeline, and then the supplement of the new water in the fish tank 13 is formed, the mode of supplementing the new water in the process is that the old water in the fish tank 13 is partially discharged into the water tank 12 in the circulation process, meanwhile, the new water in the water tank 12 is also partially supplemented into the fish tank 13, and the water circulating in the pipeline is a mixture of the old water in the fish tank 13 and the new water in the water tank 12.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A piston-type automatic switching water valve, comprising: the telescopic mechanism comprises a telescopic mechanism, a first pipe body and a second pipe body, wherein at least one end of the first pipe body is provided with a first cavity arranged along the axial direction, one end of the second pipe body is provided with a second cavity arranged along the axial direction, one end of the second pipe body provided with the second cavity extends into the first cavity, one end of the first pipe body, which is far away from the second pipe body, is fixedly connected with one end of the telescopic mechanism, the first pipe body is provided with a first pipe connector and a first through hole which are both communicated with the first cavity, the second pipe body is provided with a second pipe connector and a second through hole which are both communicated with the second cavity, when the telescopic mechanism is in an extension state, the second through hole is shielded by the outer wall of the first pipe body, and the first through hole is shielded by the outer wall of the second pipe body; when the telescopic mechanism is in a compressed state, the first through hole and the second through hole are both in an open state, wherein the first pipe joint and the second pipe joint are in a normally open state.

2. The piston type automatic switching water valve as recited in claim 1, wherein the second tube includes an insertion portion and a blocking portion, an outer diameter of the insertion portion is smaller than an outer diameter of the blocking portion, an outer diameter of the insertion portion is equal to an inner diameter of the first cavity, the insertion portion is disposed at one end of the blocking portion, the second through hole is disposed at the insertion portion, and the second tube interface is disposed at the blocking portion.

3. The piston type automatic switching water valve as claimed in claim 2, wherein the inserting portion is coaxially disposed with the blocking portion, a shoulder is formed between the inserting portion and the blocking portion, an annular groove is formed at the shoulder, and a first sealing ring is disposed in the annular groove.

4. A piston-type automatic switching water valve as claimed in claim 3, wherein the length of said insertion portion is less than the distance from the end of said first tubular body adjacent said second tubular body to said first tubular interface.

5. The piston automatic transfer water valve as in claim 1, wherein a first groove is formed in an inner wall of the first body adjacent to an end of the second body, and a second gasket is disposed in the first groove for sealing the first and second bodies.

6. The piston type automatic switching water valve as claimed in claim 1, wherein an end of the first tube body adjacent to the telescoping mechanism has a mounting hole, the mounting hole is arranged along an axial direction of the first tube body, and the telescoping end of the telescoping mechanism extends into the mounting hole and is fixedly connected with the first tube body through a screw.

7. A piston-type automatic switching water valve as claimed in claim 1, wherein said telescoping mechanism is a pneumatic, electric or hydraulic cylinder.

8. A fish tank water circulation system is characterized by comprising the piston type automatic switching water valve as claimed in any one of claims 1 to 7, and further comprising a water tank, a fish tank, a delivery pump and a fixing frame, wherein the fixing end of the telescopic mechanism and the second pipe body are fixedly connected with the fixing frame, the fish tank is provided with a water inlet and a water outlet, the piston type automatic switching water valve is fixed in the water tank through the fixing frame, the water inlet is connected with the first pipe connector through a first pipeline, the water outlet is connected with the second pipe connector through a second pipeline, and the delivery pump is arranged on the second pipeline.