Flow-controllable liquid detector

Abstract

The utility model discloses a liquid detector with controllable flow, which comprises a volume cup, the volume cup is used for loading liquid to be detected, the volume cup comprises a cup body and a cup cover, scale marks are pasted on the cup body, a containing cavity is arranged in the cup body, the containing cavity comprises a containing area and an area to be detected, and the containing area and the area to be detected are arranged in the containing cavity. A pushing structure is arranged at the bottom of the cup body and is used for pushing the liquid in the accommodating area to the area to be detected. According to the utility model, the flow can be more conveniently controlled, and the sealing performance is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to liquid detection technical field especially is related to a flow controllable liquid detector. BACKGROUND

[0002] Liquid sample detection is an important link in the fields of modern medicine, environmental monitoring and food safety, and the accuracy and convenience of sample detection are directly related to clinical diagnosis efficiency, environmental protection measures and food safety. Traditional sample detection equipment uses complex instruments for detection, which can provide relatively accurate data, but there are many inconveniences in actual operation. With the progress of technology, liquid sample detectors are gradually widely used in various types of on-site rapid detection due to their simple operation and strong portability.

[0003] In order to prevent pollution, the liquid detection device of the prior art adopts a disposable detection device, and the liquid outlet is also a disposable structure when liquid transfer is needed. Moreover, no structure for controlling the liquid outlet flow is provided. In the case of needing to control the liquid flow, the disposable liquid outlet structure of the prior art cannot control the flow, and the sealing performance is relatively poor. UTILITY MODEL CONTENT

[0004] The application provides a flow controllable liquid detector, which is convenient for more conveniently controlling the flow and improving the sealing performance.

[0005] The application provides a flow controllable liquid detector, which adopts the following technical scheme:

[0006] A flow controllable liquid detector comprises a capacity cup, the capacity cup is used for loading liquid to be detected, the capacity cup comprises a cup body and a cup cover, a scale line is attached to the cup body, an accommodating cavity is arranged in the cup body, the accommodating cavity comprises a receiving area and a detection area, a pushing structure is arranged at the bottom of the cup body, and the pushing structure is used for pushing the liquid in the receiving area to the detection area.

[0007] By adopting the above technical scheme, the flow controllable liquid detector designed by the utility model is used to put the liquid to be detected into the cup body of the capacity cup, and then the cup cover is sealed. At this time, the liquid is in the receiving area, the capacity of the liquid can be observed through the scale line on the cup body, the liquid in the receiving area is pushed to the detection area by the pushing structure, the pushing structure is closed when the capacity to be detected is reached, and then the liquid is detected. In summary, the design is more convenient for controlling the flow of the liquid to be monitored, and the sealing performance is further guaranteed by using the pushing structure to control the flow.

[0008] Preferably, the to-be-tested area is provided with a detection card for detecting the liquid, and the detection card is additionally provided with annotations for interpreting the detection result.

[0009] By using the above technical scheme, in use, the detection card is placed in the to-be-tested area, the detection card is immersed in the liquid to detect the liquid, and meanwhile, the annotations for interpreting the detection result on the detection card facilitate analysis of the detection result of the liquid.

[0010] Preferably, the cup body is further provided with a display screen for observing the detection result, the display screen is arranged at a position corresponding to the detection card, and the display screen is used for displaying the detection result on the detection card placed in the detection area.

[0011] By using the above technical scheme, in use, the display screen is arranged at a position corresponding to the detection card on the cup body, and the display screen facilitates better observation of the detection of the liquid.

[0012] Preferably, the to-be-tested area in the cup body is provided with a fixing structure for fixing the detection card, the fixing structure comprises a card slot arranged at the bottom of the to-be-tested area, and the bottom of the detection card is clamped in the card slot to be fixed.

[0013] By using the above technical scheme, in use, the card slot is arranged at the bottom of the to-be-tested area according to the shape of the detection card, the detection card is clamped in the card slot to be fixed, and this facilitates prevention of movement of the detection card and facilitates better observation.

[0014] Preferably, the pushing structure comprises a pushing plate and a knob, the pushing plate and the knob are connected with each other, the pushing plate is controlled to rotate by rotating the knob, and the liquid flows.

[0015] By using the above technical scheme, in use, the pushing plate is used to control the flow of the liquid, when the pushing plate rotates, the liquid can flow through the gap, and meanwhile, the rotation of the pushing plate is controlled by the knob outside the cup body.

[0016] Preferably, the knob comprises a connecting portion, a fixing portion and a rotating portion, the connecting portion is provided with a groove, and the groove is threadedly connected with the end portion of the pushing plate.

[0017] By using the above technical scheme, in use, the knob is divided into the connecting portion, the fixing portion and the rotating portion, the connecting portion is used to connect the pushing plate, the fixing portion is used to fix the knob, and the rotating portion is responsible for rotation by human power, and the connecting portion is connected with the pushing plate in a threaded connection manner, facilitating disassembly and maintenance.

[0018] Preferably, the cup body is provided with a through hole for connecting and passing through the fixing portion on the knob, the through hole is provided with a rotating sealing ring, and the rotating sealing ring is used to further seal the capacity cup.

[0019] Through the above technical scheme, in use, the fixed part is connected with the cup body through the through hole, and a rotary sealing ring is arranged at the connection position to seal the through hole and prevent liquid leakage.

[0020] Preferably, the rotating part is provided with anti-skid lines matching the finger curve, which can ensure accurate rotation of the knob and avoid slipping.

[0021] Through the above technical scheme, in use, the anti-skid lines matching the finger curve are arranged on the rotating part to facilitate rotation of the staff.

[0022] In summary, the present application has the following advantages:

[0023] 1. The liquid detector with controllable flow rate is characterized in that the pushing structure arranged at the bottom of the cup body can effectively push the liquid in the receiving area to the to-be-detected area, thereby improving the liquid flow rate control precision and efficiency in the liquid sample detection process.

[0024] 2. The liquid detector with controllable flow rate is characterized in that the detection card placed in the to-be-detected area and the display screen arranged on the cup body realize automatic reading and display of the detection result, thereby improving the accuracy and readability of the detection result.

[0025] 3. The liquid detector with controllable flow rate is characterized in that the knob in the pushing structure is designed to facilitate connection with the pushing plate and convenient use of the pushing structure by the staff, and the rotary sealing ring is arranged on the knob to further seal the cup body and the pushing structure, thereby ensuring the sealing property of the detector. BRIEF DESCRIPTION OF DRAWINGS

[0026] Fig. 1 It is a structural schematic view of an embodiment;

[0027] Fig. 2 It is a sectional view of an embodiment;

[0028] Fig. 3 It is a structural schematic view of a display knob in an embodiment;

[0029] Marked: 1, capacity cup; 2, cup body; 3, cup cover; 4, containing cavity; 41, receiving area; 42, to-be-detected area; 5, pushing structure; 51, pushing plate; 52, knob; 521, connecting part; 522, fixed part; 523, rotating part; 6, detection card; 7, display screen; 8, fixing structure; 81, card slot; 9, groove; 10, through hole; 11, rotary sealing ring; 12, anti-skid line. DETAILED DESCRIPTION

[0030] The present invention will be further described in detail below with reference to the accompanying drawings. Identical components are indicated by the same reference numerals. It should be noted that the terms "front," "rear," "left," "right," "upper," "lower," "bottom," and "top" used in the following description refer to directions in the accompanying drawings, while the terms "inner" and "outer" refer to directions toward or away from the geometric center of a specific component, respectively.

[0031] This utility model discloses a liquid detector with controllable flow rate, such as Figs. 1 to 3 As shown, it includes a volumetric cup 1, which is used to hold the liquid to be tested. The volumetric cup 1 consists of two parts: a cup body 2 and a cup lid 3. The cup body 2 and the cup lid 3 are fixed by a threaded connection. Before fixing, a sealing treatment can be performed. The cup body 2 is affixed with graduation lines, which can be set with three graduation positions: 20ml, 40ml, and 60ml. The graduation lines are used to indicate the liquid content in the volumetric cup 1. The graduation lines can be laser engraved to ensure their durability and clarity. The cup body 2 has an internal receiving cavity 4, which includes a receiving area 41 and a test area 42. The receiving area 41 and the test area 42 are separated by a connecting plate. A test card 6 is placed in the test area 42. The test card 6 is used to test liquids and has annotations for interpreting the test results. The test area 42 inside the cup body 2 is provided with a fixing structure 8 for fixing the test card 6. The fixing structure 8 includes a slot 81 located at the bottom of the test area 42. The shape of the slot 81 is designed according to the shape of the test card 6. The bottom of the test card 6 is engaged in the slot 81 for fixing. The cup body 2 is also provided with a display screen 7 for observing the test results. The display screen 7 is a transparent screen and is positioned corresponding to the test card 6. The display screen 7 is used to display the test results of the test card 6 placed in the testing area.

[0032] The bottom of the cup body 2 is provided with a pushing structure 5 for pushing the liquid in the receiving area 41 to the to-be-tested area 42. The pushing structure 5 comprises two parts of a pushing plate 51 and a knob 52, and the pushing plate 51 and the knob 52 are connected with each other, the rotation of the pushing plate 51 is controlled by rotating the knob 52, so as to drive the liquid in the receiving area 41 to flow. The pushing plate 51 can be made of polytetrafluoroethylene material, which has low friction coefficient and good acid and alkali resistance, and is suitable for long-time contact with various liquid samples. The knob 52 comprises a connecting part 521, a fixing part 522 and a rotating part 523, the connecting part 521 is connected with the pushing plate 51 through threads, the fixing part 522 is connected with the cup body 2 through a through hole 10, and the rotating part 523 is used for facilitating the rotation operation of the user. The connecting part 521 is provided with a groove 9, the groove 9 is threadedly connected with the end of the pushing plate 51, and the firm combination between the pushing plate 51 and the knob 52 is ensured. The fixing part 522 can be made of metal material, the rigidity of the overall structure is increased, and the fixing part 522 is connected with the cup body 2 through the through hole 10, so that the fixing part 522 will not be loose during rotation. A rotary sealing ring 11 is arranged at the through hole 10, and the rotary sealing ring 11 is used for further sealing the measuring cylinder 1. The rotary sealing ring 11 can be made of silicone rubber material, has good sealing performance and durability, ensures that the knob 52 can still maintain the sealing effect during rotation, and prevents liquid leakage. The rotating part 523 is provided with anti-skid lines 12 matched with the curve of fingers, and is made of rubber or silicone rubber material, so that the anti-skid performance during rotation is ensured, and the anti-skid lines 12 can be designed in a straight line or a wavy shape, so that the operator can easily and accurately rotate the knob 52.

[0033] Working principle: the liquid detector with controllable flow rate is designed, the cup body 2 provided with scale lines is used for realizing accurate control of the liquid volume, the pushing structure 5 pushes the liquid from the receiving area 41 to the to-be-tested area 42, and the accuracy and efficiency of liquid sample detection are improved. The whole structure is rationally designed, liquid can be accurately and stably pushed to the to-be-tested area 42 for detection, human error is reduced, and the reliability of liquid sample detection is improved.

[0034] The above are preferred embodiments of the application, and do not limit the protection scope of the application, therefore: equivalent changes made according to the structure, shape and principle of the application should be covered within the protection scope of the application.

Claims

1. A flow-controllable liquid detector, characterized in that: The device includes a volumetric cup (1) for holding the liquid to be tested. The volumetric cup (1) includes a cup body (2) and a cup lid (3). The cup body (2) has graduation lines. The cup body (2) has a receiving cavity (4) inside. The receiving cavity (4) includes a receiving area (41) and a testing area (42). The bottom of the cup body (2) has a pushing structure (5) for pushing the liquid in the receiving area (41) to the testing area (42).

2. The flow-controllable liquid detector according to claim 1, characterized in that: The test area (42) is provided with a test card (6) for testing liquids, and the test card (6) is provided with annotations for interpreting the test results.

3. The flow-controllable liquid detector according to claim 1, characterized in that: The cup body (2) is also provided with a display screen (7) for observing the test results. The display screen (7) is set at the position corresponding to the test card (6). The display screen (7) is used to display the test results on the test card (6) placed in the test area.

4. A flow-controllable liquid detector according to claim 1, characterized in that: The test area (42) inside the cup body (2) is provided with a fixing structure (8) for fixing the test card (6). The fixing structure (8) includes a card slot (81) at the bottom of the test area (42). The bottom of the test card (6) is engaged in the card slot (81) for fixing.

5. A flow-controllable liquid detector according to claim 1, characterized in that: The pushing structure (5) includes a pushing plate (51) and a knob (52), which are connected to each other. The pushing plate (51) is rotated by rotating the knob, thereby causing the liquid to flow.

6. A flow-controllable liquid detector according to claim 5, characterized in that: The knob (52) includes a connecting part (521), a fixing part (522) and a rotating part (523). The connecting part (521) is provided with a groove (9), and the groove (9) is threadedly connected to the end of the push plate (51).

7. A flow-controllable liquid detector according to claim 1, characterized in that: The cup body (2) is provided with a through hole (10) for connecting and passing through the fixing part (522) on the knob (52). A rotating sealing ring (11) is provided at the through hole (10), and the rotating sealing ring (11) is used to further seal the capacity cup (1).

8. A flow-controllable liquid detector according to claim 6, characterized in that: The rotating part (523) is provided with anti-slip texture (12) that conforms to the curve of the finger. The anti-slip texture (12) is used to ensure that the knob (52) can be rotated accurately and to avoid slipping.

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