Water sample detection system

Abstract

The utility model discloses a water sample detection system. The water sample detection system comprises a storage mechanism, a water tank, a test board and a detection piece, the storage mechanism is used for placing test paper and provided with a first opening, and the first opening is used for allowing the test paper to extend out of the storage mechanism; the water tank is movably arranged on the side, provided with the first opening, of the storage mechanism, a second opening is formed in the side, facing the first opening, of the water tank, and the water tank can move till the second opening corresponds to the first opening or the second opening and the first opening are staggered. The test bench is arranged on the periphery of the second opening, when the water tank moves till the second opening and the first opening are staggered, the test bench can abut against the test paper so that a part of the test paper can be bent, and the test bench is used for bearing the bent part of the test paper; the detection piece is used for identifying a to-be-detected part of the bent part of the test paper. The water sample detection system provided by the utility model can realize mechanical automation of a water quality detection process, saves manpower, and improves the accuracy of a detection result.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of detection, in particular to a water sample detection system. BACKGROUND

[0002] In the related art, when water quality is detected, an operator usually puts test paper into a water sample to be detected to soak the test paper, the test paper changes color after reacting with the water sample to be detected, and then the soaked test paper is moved in front of a lens of a camera to enable the camera to identify the color change of the test paper, so as to analyze the water sample to be detected.

[0003] Such a detection method not only consumes manpower, but also is difficult to guarantee detection accuracy. For example, the operator is difficult to guarantee the accuracy of each detection process (for example, the residence time of the test paper in the water sample to be detected) when repeatedly detecting water quality, thereby affecting the detection result. UTILITY MODEL CONTENT

[0004] To solve at least one of the above technical problems, the present application provides a water sample detection system, and the technical scheme adopted is as follows.

[0005] The present application provides a water sample detection system, which comprises a storage mechanism, a water tank, a test table, and a detection member. The storage mechanism is used to place test paper, and is provided with a first opening for the test paper to extend out of the storage mechanism. The water tank is movably arranged on one side of the storage mechanism provided with the first opening, and the side of the water tank facing the first opening is provided with a second opening. The test table is arranged on the outer periphery of the second opening. When the water tank moves to a position where the second opening is misaligned with the first opening, the test table can abut against the test paper to bend a part of the test paper, and the test table is used to support the bent part of the test paper. The detection member is used to identify the part of the test paper to be detected.

[0006] In some embodiments of the present application, a storage cavity is formed in the storage mechanism, the storage cavity is used to store test paper, the first opening is communicated with the storage cavity, and the water sample detection system further comprises a test paper output mechanism. The test paper output mechanism is used to drive one end of the test paper to extend out of the first opening, and the test paper output mechanism is also used to keep the other end of the test paper in the storage mechanism.

[0007] In some embodiments of the present application, the first opening comprises a slit, the test paper output mechanism comprises a first moving member and an elastic member arranged in the storage mechanism, the first moving member and the elastic member are arranged on two sides of the test paper respectively, the elastic member is used to provide a support force to the test paper towards the slit, the first moving member is used to drive the test paper to move and make one end of the test paper to extend from the slit, and the first moving member is also used to clamp the test paper together with the elastic member to keep the other end of the test paper in the storage cavity.

[0008] In some embodiments of the present application, the storage mechanism is further provided with a detection cavity, the storage mechanism is provided with a through hole in communication with the detection cavity, the detection member is installed in the detection cavity, and the detection member is arranged corresponding to the through hole, and the to-be-detected part of the bent part of the test paper can be exposed in the through hole.

[0009] In some embodiments of the present application, the storage mechanism is provided with a partition plate, the partition plate is used to separate the detection cavity and the storage cavity, the partition plate is provided with a avoiding opening, and the first moving member is arranged in the avoiding opening.

[0010] In some embodiments of the present application, the water sample detection system further comprises a second moving member, the second moving member is connected with the water tank, and the second moving member is used to drive the water tank to move.

[0011] In some embodiments of the present application, the water sample detection system further comprises a soaking and throwing member, the soaking and throwing member is arranged in the water tank, and the soaking and throwing member is used to soak and throw the part of the test paper extending into the water tank.

[0012] In some embodiments of the present application, the soaking and throwing member comprises a first roller, an elastic layer is arranged on the outer periphery of the first roller, and the first roller is used to soak and throw the test paper by rotating itself.

[0013] In some embodiments of the present application, the water sample detection system further comprises a waste paper box, the waste paper box is connected to the rear side of the water tank along the moving direction of the water tank.

[0014] In some embodiments of the present application, the water tank comprises a top cover, at least part of the top cover is formed as the detection table, and the second opening is arranged in the top cover.

[0015] The water sample detection system in the application has at least the following beneficial effects: when the water sample detection system in the application is in use, the water tank can be moved to correspond to the first opening, the test paper in the storage mechanism can be stretched out from the first opening and stretched into the water tank from the second opening to contact the water sample to be detected in the water tank, after the test paper contacts the water sample to be detected in the water tank for a preset time, the water tank can be moved to be dislocated from the first opening, and the test bench abuts against the test paper to make a part of the test paper be bent, the test bench is used for supporting the bent part of the test paper, and the detection member can identify the part to be detected of the bent part of the test paper at this time. The water sample detection system in the application can realize mechanical automation of the water quality detection process, does not need an operator to perform detection, can save manpower, and can ensure that the accuracy of each detection process is the same when repeated water quality detection is performed, and improve the accuracy of the detection result. BRIEF DESCRIPTION OF DRAWINGS

[0016] The aspects and advantages of the embodiments described and / or appended in the application will become apparent and easy to understand in combination with the following drawings. It should be noted that the embodiments embodied in the following drawings are exemplary and are only used to explain the application, and cannot be understood as a limitation of the application.

[0017] Figure 1 A structural schematic diagram of a water sample detection system provided by an embodiment of the application is shown in the figure;

[0018] Figure 2 Another structural schematic diagram of a water sample detection system provided by an embodiment of the application is shown in the figure;

[0019] Figure 3 A structural schematic diagram of a storage mechanism provided by an embodiment of the application is shown in the figure;

[0020] Figure 4 Still another structural schematic diagram of a water sample detection system provided by an embodiment of the application is shown in the figure;

[0021] Figure 5 Still another structural schematic diagram of a water sample detection system provided by an embodiment of the application is shown in the figure.

[0022] The figure shows a storage mechanism 100, a storage cavity 111, a slit 112, a detection cavity 121, a through hole 122, a partition plate 130, an avoiding opening 131, a first moving member 211, a first driving member 212, an elastic member 220, a push plate 230, a test paper 300, a part to be detected 310, a water tank 400, a second opening 410, a water inlet 420, a water outlet 430, a test bench 500, a detection member 600, a rinsing and throwing member 710, a third driving member 720, a second moving member 810, a second driving member 820, and a waste paper box 900. DETAILED DESCRIPTION

[0023] The following will be described in combination with Figures 1 to 5The embodiments of the present application are described in detail, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only, for the purpose of explanation, and are not to be understood as limiting the present application.

[0024] In the description of the present application, it should be understood that, if the terms "center", "middle", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the purpose of facilitating the description of the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the features defined as "first", "second" can be explicitly or implicitly include one or more of the features. In the description of the present application, unless otherwise specified and limited, the term "a plurality of" means two or more.

[0025] In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0026] In the embodiments of the present application, the positive direction of the X-axis in the drawing is left, and the negative direction of the X-axis is right; the positive direction of the Z-axis is up, and the negative direction of the Z-axis is down.

[0027] Referring to Figure 1 The water sample detection system provided by the embodiments of the present application can realize mechanical automation of the water quality detection process, does not require an operator to perform detection, can save manpower, and can ensure the same accuracy of each detection process when repeated water quality detection is performed, thereby improving the accuracy of the detection result.

[0028] Exemplarily, referring to Figure 1 and Figure 2The water sample detection system comprises a storage mechanism 100, a water tank 400, a test table 500 and a detection piece 600. The storage mechanism 100 is used for placing test paper 300. The storage mechanism 100 is provided with a first opening for the test paper 300 to extend out of the storage mechanism 100. The water tank 400 is movably arranged on one side of the storage mechanism 100 provided with the first opening. The side of the water tank 400 facing the first opening is provided with a second opening 410. The water tank 400 can be moved to correspond to the second opening 410 and the first opening, or the second opening 410 and the first opening are misaligned. The test table 500 is arranged on the outer periphery of the second opening 410. When the water tank 400 is moved to misalign the second opening 410 and the first opening, the test table 500 can abut the test paper 300 to bend a part of the test paper 300. The test table 500 is used to support the bent part of the test paper 300. The detection piece 600 is used to identify the to-be-detected part 310 of the bent part of the test paper 300.

[0029] Referring to Figure 1 , in use, the water tank 400 can be moved to correspond to the second opening 410 and the first opening. The test paper 300 in the storage mechanism 100 can extend out of the first opening and into the water tank 400 from the second opening 410 to contact the to-be-detected water sample in the water tank 400. After the test paper 300 contacts the to-be-detected water sample in the water tank 400 for a preset time, referring to Figure 2 , the water tank 400 can be moved to misalign the second opening 410 and the first opening. The test table 500 abuts the test paper 300 to bend a part of the test paper 300. The test table 500 is used to support the bent part of the test paper 300. At this time, the detection piece 600 can identify the to-be-detected part 310 of the bent part of the test paper 300. The water sample detection system in the embodiment of the application can realize mechanical automation of the water quality detection process. The operation personnel is not required to perform detection, which can save manpower and ensure the accuracy of each detection process when repeated water quality detection is performed, thereby improving the accuracy of the detection result.

[0030] Optionally, in some embodiments, a storage cavity 111 is formed in the storage mechanism 100. The storage cavity 111 is used to store the test paper 300. The first opening is communicated with the storage cavity 111. The water sample detection system further comprises a test paper output mechanism. The test paper output mechanism is used to drive one end of the test paper 300 to extend out of the first opening. The test paper output mechanism is also used to keep the other end of the test paper 300 in the storage mechanism 100.

[0031] It should be noted that "the test paper output mechanism is used to drive one end of the test paper 300 to extend from the first opening, and the test paper output mechanism is also used to keep the other end of the test paper 300 in the storage mechanism 100" means that the test paper output mechanism can realize that a part of the test paper 300 is outside the storage mechanism 100 and the other part is inside the storage mechanism 100 by using friction, clamping force on both sides of the test paper 300.

[0032] Optionally, in some embodiments, referring to Figure 3 , the first opening includes a slit 112, and the test paper output mechanism includes a first moving piece 211 and an elastic piece 220 arranged in the storage mechanism 100, the first moving piece 211 and the elastic piece 220 are arranged on both sides of the test paper 300 respectively, the elastic piece 220 is used to provide a support force to the test paper 300 towards the slit 112, the first moving piece 211 is used to drive the test paper 300 to move and make one end of the test paper 300 extend from the slit 112, and the first moving piece 211 is also used to clamp the test paper 300 together with the elastic piece 220 to keep the other end of the test paper 300 in the storage cavity 111.

[0033] Optionally, a plurality of test papers 300 are stacked vertically, and the first moving piece 211 and the elastic piece 220 are arranged on both sides of the test paper 300 respectively. Optionally, the width of the slit 112 can be slightly larger than the thickness of a single test paper 300, so as to ensure that the slit 112 only allows a single test paper 300 to pass at a time.

[0034] Optionally, the first moving piece 211 is a second roller, when the second roller rotates, it can drive one end of the test paper 300 to extend from the slit 112; when the second roller stops rotating, the second roller can clamp the test paper 300 together with the elastic piece 220 to keep the test paper 300 stationary, that is, to make one end of the test paper 300 extend out of the storage cavity 111 and the other end remain in the storage cavity 111. Optionally, the first moving piece 211 can also be a structure such as a rolling brush, a swing arranged brush, etc. which can drive one end of the test paper 300 to extend from the slit 112, which is not specifically limited here.

[0035] Optionally, referring to Figure 4 , the test paper output mechanism further includes a first driving piece 212, and the first driving piece 212 is connected with the first moving piece 211 to drive the first moving piece 211 to move the test paper 300. Optionally, the first driving piece 212 can be a first driving motor. Optionally, the first driving motor is arranged on the outer wall of the storage mechanism 100, and the output shaft of the first driving motor penetrates through the outer wall of the storage mechanism 100 to be connected with the first moving piece 211 in the storage mechanism 100.

[0036] Optionally, the elastic piece 220 is a spring. Of course, the elastic piece 220 can also be a rubber or other elastic piece 220, which is not specifically limited here.

[0037] Optionally, one end of the elastic member 220 is connected with the inner wall of the storage cavity 111, and the other end of the elastic member 220 is abutted with the test paper 300 through the push plate 230. Optionally, the size of the push plate 230 can be comparable to that of the test paper 300. In this way, the elastic member 220 can be prevented from damaging the test paper 300, and the test paper 300 can also be prevented from toppling over.

[0038] Optionally, in other embodiments, the elastic member 220 can not be provided. For example, the test paper 300 can be placed in a flat manner, i.e., a plurality of test papers 300 are placed in a flat and stacked manner, and the test paper 300 can press the part of the lowest test paper 300 by using its own gravity, thereby achieving the clamping effect, which is similar to the situation of paper extraction in daily life, and will not be described in detail here.

[0039] Optionally, in some embodiments, referring to Figure 2 and Figure 3 , the storage mechanism 100 is further provided with a detection cavity 121, the storage mechanism 100 is provided with a through hole 122 which is in communication with the detection cavity 121, and the detection member 600 is installed in the detection cavity 121. The detection member 600 is provided corresponding to the through hole 122, and the to-be-detected part 310 of the bent part of the test paper 300 can be exposed in the through hole 122.

[0040] It can be understood that the to-be-detected part 310 of the bent part of the test paper 300 can be exposed in the through hole 122, so that the to-be-detected part 310 of the test paper 300 can be exposed in the detection range of the detection member 600. The storage mechanism 100 is provided with the storage cavity 111 and the detection cavity 121 at the same time, which can save space and make the structure of the entire water sample detection system more compact and simple. By exposing the to-be-detected part 310 of the test paper 300 through the through hole 122, the exposed area of the detection cavity 121 can be reduced, the test paper 300 soaked with water can be prevented from splashing water into the detection cavity 121 when it is swirled, the detection cavity 121 can be prevented from being polluted, and the detection member 600 can be prevented from being damaged.

[0041] Optionally, the detection member 600 can be a camera. Of course, the detection member 600 can also adopt other detection structures which can detect the test paper 300, and will not be specifically limited here.

[0042] Optionally, in some embodiments, referring to Figure 3 , the storage mechanism 100 is provided with a partition plate 130, the partition plate 130 is used for spacing the detection cavity 121 and the storage cavity 111, the partition plate 130 is provided with a avoiding opening 131, and the first moving member 211 is arranged in the avoiding opening 131.

[0043] Exemplarily, the storage mechanism 100 is a first housing having a cavity, the partition plate 130 is arranged in the cavity of the first housing and divides the cavity of the first housing into the storage cavity 111 and the detection cavity 121. The first moving piece 211 extends into the storage cavity 111 through the avoiding opening 131 to contact the test paper 300 and drive one end of the test paper 300 to extend out of the slit 112. Optionally, the avoiding opening 131 is arranged at one end of the partition plate 130 close to the slit 112, which is beneficial to subsequent discharge of the test paper 300 after detection by the first moving piece 211 from the storage cavity 111.

[0044] It can be understood that the first moving piece 211 arranged in the avoiding opening 131 not only enables the first moving piece 211 to drive one end of the test paper 300 to extend out of the slit 112, but also is beneficial to guarantee the sealing of the storage cavity 111.

[0045] Optionally, in some embodiments, referring to Figure 1 , the water sample detection system further comprises a second moving piece 810 connected with the water tank 400, and the second moving piece 810 is used to drive the water tank 400 to move.

[0046] Optionally, referring to Figure 4 , the water sample detection system further comprises a second driving piece 820 connected with the second moving piece 810 to drive the second moving piece 810 to drive the water tank 400 to move.

[0047] Optionally, the second moving piece 810 is a guide rail, and the water tank 400 is arranged on the guide rail and can be driven to move by the guide rail. Optionally, the second driving piece 820 is a second driving motor.

[0048] Optionally, in some embodiments, referring to Figure 1 , the water sample detection system further comprises a rinsing and throwing piece 710 arranged in the water tank 400, and the rinsing and throwing piece 710 is used to rinse and throw the part of the test paper 300 extending into the water tank 400.

[0049] Optionally, in some embodiments, the rinsing and throwing piece 710 comprises a first roller, and an elastic layer is arranged on the outer periphery of the first roller, and the first roller is used to rinse and throw the test paper 300 by rotation of the first roller.

[0050] Optionally, referring to Figure 4 , the water sample detection system further comprises a third driving piece 720 connected with the rinsing and throwing piece 710 to drive the rinsing and throwing piece 710 to rinse and throw the part of the test paper 300 extending into the water tank 400. Optionally, the third driving piece 720 can be a third driving motor. Optionally, the third driving motor can be arranged on the outer wall of the water tank 400, and the output shaft of the third driving motor can pass through the outer wall of the water tank 400 to be connected with the rinsing and throwing piece 710 in the water tank 400.

[0051] It can be understood that the elastic layer arranged on the outer periphery of the first roller can prevent the first roller from damaging the test paper 300 when the test paper 300 is swirled.

[0052] Optionally, the elastic layer is made of rubber material. Of course, the elastic layer can also be made of other elastic materials, which are not specifically limited herein.

[0053] Optionally, in some embodiments, referring to Figure 1 , the water sample detection system further comprises a waste paper box 900, the waste paper box 900 is connected to the rear side of the water tank 400 along the moving direction of the water tank 400. It can be understood that the water tank 400 also moves together with the waste paper box 900 when the water tank 400 moves.

[0054] Optionally, in some embodiments, the water tank 400 comprises a top cover, at least part of the top cover is formed as a detection table, and the second opening 410 is arranged in the top cover.

[0055] Exemplarily, the water tank 400 and the storage mechanism 100 are arranged in a vertical direction. Optionally, the water tank 400 is arranged below the storage mechanism 100, and the top cover on the right side of the second opening 410 of the water tank 400 is formed as a detection table. Optionally, the water sample detection system further comprises a support (not shown in the drawings) for supporting the storage mechanism 100. Optionally, the detection cavity 121 is located on the left side of the storage cavity 111, the waste paper box 900 is located on the right side of the water tank 400, and the moving direction of the water tank 400 is leftward.

[0056] Of course, the water tank 400 and the storage mechanism 100 can also be arranged in a horizontal direction, the storage mechanism 100 can be provided with a first opening on the side, the water tank 400 can be provided with a second opening 410 on the side facing the first opening, and the water tank 400 can move up and down to make the first opening correspond to the second opening 410 or the first opening dislocate the second opening 410. The test paper 300 is horizontally stacked in the storage cavity 111 of the storage mechanism 100, and when the first opening corresponds to the second opening 410, the test paper 300 can extend into the water tank 400 through the first opening and the second opening 410, which will not be described in detail herein.

[0057] Optionally, in some embodiments, referring to Figure 1 , the water tank 400 is provided with a water inlet 420 and a water outlet 430, and a liquid level meter (not shown in the drawings) is arranged in the water tank 400, and the liquid level meter is used to test the water level in the water tank 400.

[0058] The working process of the water sample detection system in the embodiments of the present application is as follows: referring to Figure 1The water tank 400 is moved to the second opening 410 corresponding to the first opening by the second moving member 810, and the water sample to be detected is injected into the water tank 400 through the water inlet 420 of the water tank 400 to a preset height. The test paper 300 (a single test paper 300 close to the partition plate 130) in the storage cavity 111 of the storage mechanism 100 is moved by the first moving member 211, so that one end of the test paper 300 extends from the slit 112 and quickly extends into the water tank 400 from the second opening 410 to contact the water sample to be detected in the water tank 400. After the test paper 300 contacts the water sample to be detected in the water tank 400 for a preset time (optionally, the preset time is greater than or equal to 3 seconds), the water sample to be detected in the water tank 400 is discharged through the water outlet 430 of the water tank 400 until the bottom of the test paper 300 is at a preset distance above the water surface. Then, the part of the test paper 300 in the water tank 400 is rinsed by the rinsing member 710 to remove the excess water on the surface of the test paper 300.

[0059] Referring to Figure 2 The water tank 400 is continuously moved by the second moving member 810 to misalign the second opening 410 with the first opening, and the test bench 500 abuts against the test paper 300 to bend a part of the test paper 300 by 90 degrees. The test bench 500 is used to support the bent part of the test paper 300, and the part to be detected 310 of the test paper 300 is opposite to the through hole 122. At this time, the detection member 600 can identify the part to be detected 310 of the bent part of the test paper 300.

[0060] After the detection member 600 completes the detection, referring to Figure 5 The water tank 400 and the waste paper box 900 can be continuously moved by the second moving member 810 until the test paper 300 is above the waste paper box 900. At this time, the test paper 300 can be continuously moved by the first moving member 211 to be discharged into the waste paper box 900.

[0061] In the description of the present application, if the description of the terms "one embodiment", "some examples", "some embodiments", "illustrative embodiments", "example", "specific example", or "some examples" appears, it means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in the embodiments or examples of the present application. In the present application, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0062] The embodiments of the present application are described in detail above in combination with the drawings, but the present application is not limited to the above-described embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the purpose of the present application.

[0063] In the description of the present application, if the patent names appear as “,”, it means “and” relationship, not “or” relationship. For example, the patent name is “one kind of A and B”, which means that the content claimed by the present application is: the technical solution of the subject name A and the technical solution of the subject name B.

Claims

1. A water sample testing system, characterized by, The application relates to a water sample detection system. The water sample detection system comprises a storage mechanism for placing test paper, wherein the storage mechanism is provided with a first opening for the test paper to extend out of the storage mechanism; a water tank movably arranged on one side of the storage mechanism provided with the first opening, wherein one side of the water tank facing the first opening is provided with a second opening, and the water tank can be moved to correspond to the second opening and the first opening or be out of position with the second opening and the first opening; a test table arranged on the periphery of the second opening, wherein when the water tank is moved to be out of position with the second opening and the first opening, the test table can abut against the test paper to make a part of the test paper be bent, and the test table is used for supporting the bent part of the test paper; and a detection piece used for identifying a part of the bent part of the test paper to be detected. The storage mechanism is formed with a storage cavity for storing the test paper, the first opening is communicated with the storage cavity, and the water sample detection system further comprises a test paper output mechanism used for driving one end of the test paper to extend out of the first opening and used for keeping the other end of the test paper in the storage mechanism. The first opening comprises a slit, the test paper output mechanism comprises a first moving piece and an elastic piece arranged in the storage mechanism, the first moving piece and the elastic piece are arranged on two sides of the test paper respectively, the elastic piece is used for providing a support force of the test paper towards the slit, the first moving piece is used for driving the test paper to move and making one end of the test paper extend out of the slit, and the first moving piece is used for clamping the test paper together with the elastic piece to keep the other end of the test paper in the storage cavity. The storage mechanism is further provided with a detection cavity, the storage mechanism is provided with a through hole communicated with the detection cavity, the detection piece is installed in the detection cavity, the detection piece is arranged correspondingly to the through hole, and a part of the bent part of the test paper to be detected can be exposed in the through hole.

2. The water sample testing system of claim 1, wherein: The storage mechanism is further provided with a partition plate used for spacing the detection cavity and the storage cavity, the partition plate is provided with a avoiding opening, and the first moving piece is arranged in the avoiding opening.

3. The water sample testing system of claim 2, wherein: The water sample detection system further comprises a second moving piece connected with the water tank, and the second moving piece is used for driving the water tank to move.

4. The water sample testing system of claim 3, wherein: The water sample detection system further comprises a rinsing and throwing piece arranged in the water tank, and the rinsing and throwing piece is used for rinsing and throwing the part of the test paper extending into the water tank.

5. The water sample testing system of claim 4, wherein: The rinsing and throwing piece comprises a first roller provided with an elastic layer on the periphery, and the first roller is used for rinsing and throwing the test paper through rotation of the first roller.

6. The water sample testing system of claim 1, wherein: The water sample detection system further comprises a waste paper box connected with the rear side of the water tank along the moving direction of the water tank.

7. The water sample testing system of claim 6, wherein: The water tank comprises a top cover, at least part of the top cover is formed into a test table, and the second opening is arranged in the top cover.

8. The water sample testing system of claim 7, wherein: ​ 9. The water sample testing system of claim 6, wherein: ​ 10. The water sample testing system of claim 1, wherein: ​

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