Multipurpose siphon screw cap
By designing a multi-purpose siphon cap, the problems of cumbersome operation requiring the removal of the sealing cap and sample contamination are solved, achieving both ease of siphon operation and sample anti-contamination effect.
Patent Information
- Application Number
- CN202423255991.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-27
- Publication Date
- 2025-11-07
- Estimated Expiration
- 2034-12-27
AI Technical Summary
The existing sealing cap needs to be removed during siphoning, which is cumbersome and can easily lead to sample contamination.
A multi-purpose siphon cap has been designed, comprising a cap body, an inner siphon tube, an outer siphon tube, and a plug component. It has a siphon function and can perform siphon operation in a sealed state, avoiding the need to remove the sealing cap.
This achieves both the simplicity of siphon operation and the prevention of sample contamination, avoiding sample contamination during the siphon process.
Smart Images
Figure CN223521435U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to water quality determination technical field, especially a multipurpose siphon screw cap. BACKGROUND
[0002] In water quality determination, water needs to be sampled and water quality phytoplankton determination is carried out, and the specific determination method is according to the determination requirement in the People's Republic of China national ecological environment standard HJ 1216-2021 "water quality phytoplankton determination 0.1ml counting frame-microscope counting method", and the concentration method of water sample is as follows: 1, qualitative sample analysis: before sampling each time, the sample is fully mixed by adopting upside-down at least 30 times, and the mixing action is light; 2, quantitative sample analysis: when the sample is concentrated, the supernatant is sucked by a small siphon and placed in a beaker, and the volume of phytoplankton precipitate is about 20ml.
[0003] However, when the water sample is concentrated, the water sample needs to be collected by a container first, the sealing cover is covered after the water sample collection is completed, and the water sample is placed, after the placement is completed, the sealing cover is opened, and the upper clear liquid in the water sample is sucked out through the siphon in the open state. Since the existing sealing cover does not have a siphon function, the sealing cover needs to be removed during siphon operation, and then the siphon device is arranged, which is relatively troublesome, and the sample is easily contaminated in the open state. SUMMARY
[0004] The utility model aims at solving the deficiency in prior art, and provides a multipurpose siphon screw cap.
[0005] The utility model discloses a multipurpose siphon screw cap, which comprises a cover body, an inner siphon pipe, an outer siphon pipe and a plug component, the cover body is matched with a siphon container, a first connector and a second connector are arranged on the cover body, an inner siphon pipe connector is arranged on the inner side of the first connector, the inner siphon pipe is connected with the inner siphon pipe connector, an outer siphon pipe connector is arranged on one end of the outer siphon pipe, when the siphon screw cap is in a sealed state, the plug component is connected with the first connector and the second connector on the cover body, so that the first connector and the second connector are in a closed state, when the siphon screw cap is in a siphon state, one end of the outer siphon pipe is connected with the first connector through the outer siphon pipe connector, the second connector is in an open state, and the air is communicated during siphon, so that the bag body is prevented from being sucked flat.
[0006] As a preferred, it further comprises a suction cap, which is detachably connected to one end of the outer siphon pipe away from the outer siphon pipe connector.
[0007] As a preferred, the outer siphon pipe is a hose, and an opening and closing component for controlling the opening and closing state of the outer siphon pipe is arranged on the outer siphon pipe.
[0008] As a preference, the siphon container is a siphon bottle or a siphon bag.
[0009] As a preference, the material of the cover is plastic.
[0010] As a preference, the cover and the siphon container are threadedly connected.
[0011] As a preference, the plug part is provided with a sealing ring.
[0012] As a preference, the first joint and the second joint are thread joints or luer joints.
[0013] As a preference, the outer siphon tube joint is provided with a sealing ring.
[0014] As a preference, the inner diameter of the inner siphon tube is consistent with the outer diameter of the inner siphon tube joint, the inner siphon tube joint is provided with a first inner hole and a flow guide hole, the second joint is provided with a second inner hole, and the flow guide hole connects the first inner hole and the second inner hole.
[0015] The siphon screw cap has the siphon function, is simple and convenient to operate when concentrating the water sample, and does not need to remove the sealing cover during the siphon operation, so that the sample in the siphon container is prevented from being polluted. BRIEF DESCRIPTION OF DRAWINGS
[0016] Figure 1 Fig. 4 is a schematic view of the utility model in a sealed state.
[0017] Figure 2 Fig. 5 is a schematic view of the utility model in a siphon state.
[0018] Figure 3 Fig. 6 is a schematic view of the structure of the plug part.
[0019] Figure 4 Fig. 7 is a schematic view of the cover installed on the siphon bottle.
[0020] Figure 5 Fig. 8 is a schematic view of the cover installed on the siphon bag.
[0021] In the drawing: 1, cover, 2, first joint, 3, second joint, 4, plug part, 5, inner siphon tube joint, 6, inner siphon tube, 7, outer siphon tube, 8, outer siphon tube joint, 9, opening and closing part, 10, suction cap, 11, siphon bottle, 12, siphon bag, 13, sealing ring. DETAILED DESCRIPTION
[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model are within the protection scope of the present utility model.
[0023] It is understood that the term "a" should be understood as "at least one" or "one or more", that is, in one embodiment, the number of an element can be one, while in another embodiment, the number of the element can be multiple, and the term "a" should not be understood as a limitation on the number.
[0024] like Figures 1-5 As shown, a multi-purpose siphon cap includes a cap body 1, which cooperates with a siphon container, an inner siphon tube 6, an outer siphon tube 7, and a plug component 4. The cap body 1 is provided with a first connector 2 and a second connector 3. The inner side of the first connector 2 is provided with an inner siphon tube connector 5, and the inner siphon tube 6 is connected to the inner siphon tube connector 5. One end of the outer siphon tube 7 is provided with an outer siphon tube connector 8. When the siphon cap is in a sealed state, the first connector 2 and the second connector 3 on the cap body 1 are both connected to the plug component 4, so that the first connector 2 and the second connector 3 are in a closed state. When the siphon cap is in a siphon state, one end of the outer siphon tube 7 is connected to the first connector 2 through the outer siphon tube connector 8, and the second connector 3 is in an open state, allowing air to pass through during siphoning to prevent the bag from being flattened.
[0025] The method of using this utility model is as follows: Place the water sample into the siphon container, install the inner siphon tube 6 onto the cap 1, and connect the cap 1 to the siphon container. Install the plug component 4 onto the first connector 2 and the second connector 3, ensuring the siphon cap is sealed. The lower end of the inner siphon tube 6 extends into the liquid inside the siphon container. Then, allow the water sample to settle. After settling, remove the plug component 4 from the first connector 2 and the second connector 3. Then, connect one end of the outer siphon tube 7 to the first connector 2 via the outer siphon tube connector 8. At this time, the outer siphon tube 7 is connected to the inner siphon tube 6. The upper clear liquid in the siphon container is drawn out through the inner siphon tube 6 and the outer siphon tube 7, thereby concentrating the water sample. This utility model's siphon cap has a siphon function, making operation simple and convenient when concentrating water samples. Furthermore, during siphon operation, it is not necessary to remove the sealing cap, avoiding contamination of the sample in the siphon container.
[0026] The utility model discloses still include the cap 10, the cap 10 can be detachably connected on the outer siphon pipe 7 away from the one end of outer siphon pipe joint 8. When carrying out siphon operation, extrude the cap 10 and connect the cap 10 on the one end of outer siphon pipe 7, then loosen the cap 10, the liquid is sucked out through the negative pressure of cap 10, thereby connecting siphon, after siphon is established, take off the cap 10, make the liquid flow through the inner siphon pipe 6 and outer siphon pipe 7.
[0027] The outer siphon pipe 7 is a hose, and the outer siphon pipe 7 is provided with an opening and closing component 9 for controlling the opening and closing state of the outer siphon pipe 7. In the embodiment, the opening and closing component 9 is a buckle; when the buckle is in a closed state, the buckle clamps the outer siphon pipe 7, so that the liquid cannot flow through the outer siphon pipe 7, thereby making the outer siphon pipe 7 in a closed state; when the buckle is in an open state, the buckle loosens the outer siphon pipe 7, so that the liquid can flow through the outer siphon pipe 7, thereby making the outer siphon pipe 7 in an open state.
[0028] The first joint 2 and the second joint 3 are threaded joints or luer joints. When the first joint 2 and the second joint 3 are threaded joints, the plug component 4 is provided with threads matched with the threaded joints, and the connection between the plug component and the threaded joints is realized in a threaded connection mode.
[0029] The plug component 4 is provided with a sealing ring 13. When the plug component 4 is connected to the first joint 2 and the second joint 3, the sealing between the first joint 2, the second joint 3 and the plug component 4 is realized through the sealing ring 13.
[0030] The outer siphon pipe joint 8 is provided with a sealing ring, and the sealing connection between the outer siphon pipe joint 8 and the first joint 2 is realized through the sealing ring.
[0031] The inner diameter of the inner siphon pipe 6 is consistent with the outer diameter of the inner siphon pipe joint 5, the upper end of the inner siphon pipe 6 is sleeved on the outer side of the inner siphon pipe joint 5, and the two are tightly connected. The inner siphon pipe joint 5 is provided with a first inner hole and a flow guide hole, the second joint is provided with a second inner hole, and the flow guide hole communicates the first inner hole and the second inner hole. Among them, the diameter of the first inner hole is smaller than the diameter of the second inner hole, and the flow guide hole is in a taper hole structure with a large diameter at one end and a small diameter at the other end, the first inner hole and the second inner hole are connected through the flow guide hole, and the flow guide hole plays a flow guiding role.
[0032] In the embodiment, the siphon container is a siphon bottle 11 or a siphon bag 12. The siphon bottle 11 is made of hard material, such as glass, etc., and the siphon bag 12 is made of flexible material. The cover body 1 is threadedly connected with the siphon container.
[0033] In the embodiment, the material of the cover body 1 is plastic. The plastic material is cheap and easy to obtain, and is light and handy.
[0034] The utility model is not limited to the above best implementation, and any person can draw other various forms of products under the enlightenment of the utility model, but no matter any change in its shape or structure, all the technical schemes with same or similar to the application fall in the protection scope of the utility model.
Claims
1. A multipurpose siphon twist cap characterized in that, The siphon cap includes a cover, an inner siphon tube, an outer siphon tube, and a plug component. The cover is provided with a first connector and a second connector. The inner side of the first connector is provided with an inner siphon tube connector. The inner siphon tube is connected to the inner siphon tube connector. One end of the outer siphon tube is provided with an outer siphon tube connector. When the siphon cap is in a sealed state, the first connector and the second connector are both connected to the plug component, so that the first connector and the second connector are in a closed state. When the siphon cap is in a siphon state, one end of the outer siphon tube is connected to the first connector through the outer siphon tube connector, and the second connector is in an open state.
2. A siphon spin cap of multiple use according to claim 1, characterized in that, The siphon cap also includes a suction cap which is detachably connected to one end of the outer siphon tube away from the outer siphon tube connector.
3. A multipurpose siphon cap according to claim 1, wherein, The outer siphon tube is a flexible tube. The outer siphon tube is provided with an opening and closing component for controlling the opening and closing state of the outer siphon tube.
4. A siphon spin cap of claim 1, wherein, The siphon container is a siphon bottle or a siphon bag.
5. A siphon spin cap of claim 1, wherein, The cover is made of plastic.
6. A multipurpose siphon cap according to claim 1, wherein, The cover is threadedly connected to the siphon container.
7. A multipurpose siphon cap according to claim 1, wherein, The plug component is provided with a sealing ring.
8. A siphon spin cap of claim 1, wherein, The first connector and the second connector are threaded connectors or Luer connectors.
9. A siphon spin cap of claim 1, wherein, The outer siphon tube connector is provided with a sealing ring.
10. The siphon spin cap of claim 1, wherein, The inner diameter of the inner siphon tube is consistent with the outer diameter of the inner siphon tube connector. The inner siphon tube connector is provided with a first inner hole and a flow guide hole. The second connector is provided with a second inner hole. The flow guide hole connects the first inner hole and the second inner hole.