Sample preservation structure for monitoring water quality of reservoir type drinking water source

Abstract

The utility model discloses a sample preservation structure for reservoir type drinking water source ground water quality monitoring, which comprises a pipe body, a pipe cover, a threaded groove and a sealing gasket, the pipe cover is arranged at the top of the pipe body, the threaded groove is arranged at the bottom of the pipe cover, the sealing gasket is fixedly connected to the outer side of the top of the inner wall of the threaded groove, and the sealing gasket is arranged in the threaded groove. And an injection mechanism is fixedly arranged at the top of the pipe cover. According to the utility model, the threaded groove is formed, the top of the tube body is inserted into the threaded groove, and then the tube cover is rotated, so that the threaded groove is in threaded connection with the top of the tube body, and the tube body moves upwards due to threads during rotation and extrudes the sealing gasket to seal the edge of the tube body through the sealing gasket, so that a sample is prevented from leaking; the problems that an existing sample storage structure generally uses a test tube for storage, a bottle cap needs to be rotated and taken down when water is injected into the test tube, single-hand operation is inconvenient during operation, and meanwhile operation continuity is affected are solved, and the sample storage structure has the advantage of being more convenient to use.

Description

TECHNICAL FIELD

[0001] The utility model relates to sample storage technical field, concretely is a kind of sample storage structure of reservoir type drinking water source water quality monitoring. BACKGROUND

[0002] Reservoir type drinking water source water quality monitoring is the key link to ensure drinking water safety. From the monitoring content, it mainly includes multiple indicators. Physical indicators include water temperature, color and turbidity; chemical indicators cover pH, dissolved oxygen (DO), chemical oxygen demand (COD), biochemical oxygen demand (BOD), heavy metal content and nutrient salts; microbial indicators include total bacterial count, total coliform group, etc. These indicators can comprehensively reflect the physical properties, chemical pollution and microbial contamination risk of water source water quality.

[0003] The existing sample storage structure generally uses test tubes for storage. When water is injected into the test tube, the cap needs to be rotated and removed. This is not convenient for one-handed operation and affects the continuity of the operation. UTILITY MODEL CONTENT

[0004] To solve the problems raised in the above background art, the purpose of the utility model is to provide a sample storage structure for reservoir type drinking water source water quality monitoring, which has the advantage of being more convenient to use. The existing sample storage structure generally uses test tubes for storage. When water is injected into the test tube, the cap needs to be rotated and removed. This is not convenient for one-handed operation and affects the continuity of the operation.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a tube body, a tube cover, a threaded groove and a sealing gasket are provided. The tube cover is arranged at the top of the tube body. The threaded groove is provided at the bottom of the tube cover. The sealing gasket is fixedly connected to the outer side of the top inner wall of the threaded groove. An injection mechanism is fixedly provided at the top of the tube cover.

[0006] As a preferred embodiment of the utility model, the injection mechanism includes a counterbore. The counterbore is provided at the top of the tube cover. A cross support frame is fixedly connected to the bottom inner wall of the counterbore. A limiting column is fixedly connected to the top of the cross support frame. A sealing piece is movably connected to the top surface of the limiting column.

[0007] As a preferred embodiment of the utility model, the inner wall of the counterbore is fixedly connected to a limiting ring. The limiting ring is located at the top of the sealing piece. A protruding bracket is fixedly connected to the top of the sealing piece.

[0008] As a preferred embodiment of the utility model, the bottom of the limiting ring and the outer side of the top of the sealing piece are both fixedly connected to a sealing ring.

[0009] As the utility model is preferred, one end of spring is fixedly connected with the top of cross support frame, the other end of spring is fixedly connected with the bottom of sealing sheet.

[0010] As the utility model is preferred, the both sides of the inner wall bottom of thread groove are provided with exhaust holes.

[0011] As the utility model is preferred, the inner wall of exhaust hole is movably connected with a ball.

[0012] As the utility model is preferred, the right side of the top of pipe cover is movably connected with a dust cover.

[0013] Compared with the prior art, the utility model has the beneficial effects as follows:

[0014] 1, the utility model discloses a thread groove is set up, and the top of the pipe body is inserted into the thread groove, and then the pipe cover is rotated, and the thread groove is connected with the top of the pipe body, and the pipe body moves upward when rotating due to the thread, and the sealing gasket is extruded, and the edge of the pipe body is sealed through the sealing gasket, so that sample leakage is avoided, the existing sample storage structure is generally used to store the test tube, the bottle cap needs to be rotated and removed when water is injected into the test tube, one -handed operation is not convenient during operation, and the problem of affecting the coherence of operation is solved, and the utility model has the advantages of convenient use.

[0015] 2, the utility model discloses an injection mechanism, and the bore can be better inserted into the syringe, and then the cross support frame can fix the limiting column, and the limiting column can limit the sealing sheet, so that the sealing sheet is prevented from being inclined when moving, the sealing sheet is pushed down by the syringe moving downward, then the sample is injected into the bore, and then the sample is transported into the pipe body through the bore and is stored.

[0016] 3, the utility model discloses a limiting ring and a convex bracket, the limiting ring can limit the sealing sheet, and the bore is closed after the sealing sheet moves upward and contacts the limiting ring, so that the sample is prevented from running out or foreign matter from entering, the convex bracket can contact the syringe when the syringe is inserted into the bore, and the convex bracket drives the sealing sheet to move downward when the syringe is pushed, so that the sealing sheet is prevented from affecting the outflow of the sample. ACCURACY OF DRAWINGS

[0017] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0018] Figure 2 It is the three-dimensional sectional structure schematic diagram of the utility model;

[0019] Figure 3 It is the utility model Figure 2 The enlarged structure schematic diagram of A place in the utility model.

[0020] In the diagram: 1. Pipe body; 2. Pipe cap; 3. Threaded groove; 4. Sealing gasket; 5. Injection mechanism; 51. Enlarged hole; 52. Cross support frame; 53. Limiting post; 54. Sealing plate; 6. Limiting ring; 7. Plug; 8. Sealing ring; 9. Spring; 10. Vent hole; 11. Ball; 12. Dust cover. Detailed Implementation

[0021] 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. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] like Figures 1 to 3 As shown, the present invention includes a tube body 1, a tube cap 2, a threaded groove 3 and a sealing gasket 4. The tube cap 2 is disposed on the top of the tube body 1, the threaded groove 3 is opened at the bottom of the tube cap 2, the sealing gasket 4 is fixedly connected to the outer side of the top of the inner wall of the threaded groove 3, and an injection mechanism 5 is fixedly opened on the top of the tube cap 2.

[0023] refer to Figure 3 The injection mechanism 5 includes an enlarged hole 51, which is opened on the top of the tube cap 2. A cross support frame 52 is fixedly connected to the bottom of the inner wall of the enlarged hole 51. A limit post 53 is fixedly connected to the top of the cross support frame 52. A sealing plate 54 is movably connected to the top of the surface of the limit post 53.

[0024] As a technical optimization of this utility model, by setting the injection mechanism 5, the enlarged hole 51 can allow the syringe to be inserted better, and then the cross support frame 52 can fix the limiting post 53. The limiting post 53 can limit the sealing sheet 54 to prevent the sealing sheet 54 from tilting when moving. The syringe moves downward to push the sealing sheet 54 to move downward, and then the sample is injected into the enlarged hole 51 and then transported into the tube body 1 for preservation through the enlarged hole 51.

[0025] refer to Figure 3 A limiting ring 6 is fixedly connected to the inner wall of the enlarged hole 51. The limiting ring 6 is located on the top of the sealing sheet 54. A protrusion 7 is fixedly connected to the top of the sealing sheet 54.

[0026] As a technical optimization scheme of the utility model, through setting up the limiting ring 6 and the convex support 7, the limiting ring 6 can limit the sealing sheet 54, and the counterbore 51 is closed after the sealing sheet 54 moves upward and contacts the limiting ring 6, avoiding that the sample runs out or foreign matter enters, the convex support 7 can contact the syringe when the syringe is inserted into the counterbore 51, and the convex support 7 drives the sealing sheet 54 to move downward when the syringe is pushed, avoiding that the sealing sheet 54 affects the outflow of the sample.

[0027] Reference Figure 3 The bottom of the limiting ring 6 and the outer side of the top of the sealing sheet 54 are fixedly connected with the sealing ring 8.

[0028] As a technical optimization scheme of the utility model, through setting up the sealing ring 8, the gap between the sealing sheet 54 and the limiting ring 6 is sealed when the sealing sheet 54 moves upward through the mutual engagement of the two sealing rings 8, avoiding that the sample flows out through the gap.

[0029] Reference Figure 3 One end of the spring 9 is fixedly connected with the top of the cross support frame 52, and the other end of the spring 9 is fixedly connected with the bottom of the sealing sheet 54.

[0030] As a technical optimization scheme of the utility model, through setting up the spring 9, the cross support frame 52 can fix the spring 9, and the sealing sheet 54 is pushed by the spring 9, so that the sealing sheet 54 moves upward and contacts the sealing ring 8 when there is no pressure.

[0031] Reference Figure 3 The two sides of the inner wall bottom of the screw groove 3 are provided with the air vent 10.

[0032] As a technical optimization scheme of the utility model, through setting up the air vent 10, the air vent 10 can exhaust air when the sample is injected, facilitating the injection of the sample and avoiding that the air pushes out the sample.

[0033] Reference Figure 3 The inner wall of the air vent 10 is movably connected with the ball 11.

[0034] As a technical optimization scheme of the utility model, through setting up the ball 11, the ball 11 is pushed upward by air when air is exhausted, and the air vent 10 is blocked by the ball 11 after injection is completed, avoiding that the sample flows out.

[0035] Reference Figure 3 The dust cover 12 is movably connected with the right side of the top of the pipe cover 2.

[0036] As a technical optimization scheme of the utility model, through setting dust cover 12, in use, through rotating dust cover 12 by thumb, syringe can be inserted into reaming 51, after injection is completed, rotate dust cover 12 again, make dust cover 12 block reaming 51 and avoid dust and foreign matter from entering.

[0037] The working principle and use process of the utility model: in use, the top of the pipe body 1 is inserted into the threaded groove 3, and then the pipe cover 2 is rotated to threadedly connect the threaded groove 3 with the top of the pipe body 1. When rotating, the pipe body 1 moves upward due to the thread and presses the sealing gasket 4 to seal the edge of the pipe body 1 through the sealing gasket 4, avoiding sample leakage. The reaming 51 allows the syringe to be better inserted, and then the cross support frame 52 can fix the limiting column 53, the limiting column 53 can limit the sealing piece 54, avoiding the inclination of the sealing piece 54 when moving. By moving the sealing piece 54 downward through the syringe, the sample is injected into the reaming 51 and then transported into the pipe body 1 for storage. The limiting ring 6 can limit the sealing piece 54, and the reaming 51 is closed after the sealing piece 54 moves upward and contacts the limiting ring 6, avoiding sample leakage or foreign matter entering. The convex bracket 7 can contact the syringe through the convex bracket 7 when the syringe is inserted into the reaming 51, and the convex bracket 7 drives the sealing piece 54 to move downward when pushing the syringe, avoiding the influence of the sealing piece 54 on the outflow of the sample. When the sealing piece 54 moves upward, the two sealing rings 8 are engaged to seal the gap between the sealing piece 54 and the limiting ring 6, avoiding the outflow of the sample through the gap. The cross support frame 52 can fix the spring 9, which pushes the sealing piece 54 to move upward and contact the sealing ring 8 when there is no pressure. The air vent 10 can discharge air when the sample is injected, facilitating the injection of the sample and avoiding air from ejecting the sample. When air is discharged, the ball 11 is pushed upward by air to discharge air. In use, the syringe can be inserted into the reaming 51 by rotating the dust cover 12 with the thumb, and the dust cover 12 blocks the reaming 51 after injection to avoid dust and foreign matter from entering.

[0038] In summary: the sample storage structure for reservoir type drinking water source water quality monitoring, by setting the threaded groove 3, by inserting the top of the pipe body 1 into the threaded groove 3, and then rotating the pipe cover 2 to threadedly connect the threaded groove 3 with the top of the pipe body 1, the pipe body 1 moves upward due to the thread when rotating and presses the sealing gasket 4 to seal the edge of the pipe body 1 through the sealing gasket 4, avoiding sample leakage, solving the problem that the existing sample storage structure generally uses test tubes for storage, and the bottle cap needs to be rotated and removed when water is injected into the test tube, which is inconvenient for single-handed operation and affects the continuity of operation.

[0039] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0040] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A sample storage structure for reservoir type drinking water source water quality monitoring, comprising a tube body (1), a tube cover (2), a threaded groove (3) and a sealing gasket (4), characterized in that: The pipe cover (2) is arranged at the top of the pipe body (1), the threaded groove (3) is arranged at the bottom of the pipe cover (2), the sealing gasket (4) is fixedly connected to the outer side of the top of the inner wall of the threaded groove (3), and the top of the pipe cover (2) is fixedly provided with the injection mechanism (5).

2. The sample storage structure for monitoring water quality of a reservoir-type drinking water source according to claim 1, characterized in that: The injection mechanism (5) comprises a counterbore (51), the counterbore (51) is arranged at the top of the pipe cover (2), the bottom of the inner wall of the counterbore (51) is fixedly connected with a cross-shaped support frame (52), the top of the cross-shaped support frame (52) is fixedly connected with a limiting column (53), and the top of the surface of the limiting column (53) is movably connected with a sealing sheet (54).

3. The sample storage structure for monitoring water quality of a reservoir-type drinking water source according to claim 2, characterized in that: The inner wall of the counterbore (51) is fixedly connected with a limiting ring (6), the limiting ring (6) is arranged at the top of the sealing sheet (54), and the top of the sealing sheet (54) is fixedly connected with a convex bracket (7).

4. The sample storage structure for monitoring water quality of a reservoir-type drinking water source according to claim 3, characterized in that: The bottom of the limiting ring (6) and the outer side of the top of the sealing sheet (54) are both fixedly connected with a sealing ring (8).

5. The sample storage structure for monitoring water quality of a reservoir-type drinking water source according to claim 2, characterized in that: One end of the cross-shaped support frame (52) is fixedly connected with a spring (9), and the other end of the spring (9) is fixedly connected with the bottom of the sealing sheet (54).

6. The sample storage structure for monitoring water quality of a reservoir-type drinking water source according to claim 1, characterized in that: Both sides of the bottom of the inner wall of the threaded groove (3) are provided with exhaust holes (10).

7. The sample storage structure for monitoring water quality of a reservoir-type drinking water source according to claim 6, characterized in that: The inner wall of the exhaust hole (10) is movably connected with a spherical body (11).

8. The sample storage structure for monitoring water quality of a reservoir-type drinking water source according to claim 1, characterized in that: The top of the right side of the pipe cover (2) is movably connected with a dust cover (12).

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