Water quality detection device convenient for sampling

Abstract

The utility model discloses a water quality detection device convenient to sample, which relates to the field of water quality detection and comprises a graduated scale, a plurality of injectors are fixedly connected on the graduated scale along a straight line at equal intervals, and a moving component is fixedly connected on the graduated scale. The moving end of the moving assembly is fixedly connected with a plurality of connecting assemblies used for being connected with a piston column of an injector, and the connecting assemblies can be fixedly connected with or separated from the piston column of the injector. The device has the beneficial effects that all the injectors can be pulled at the same time through cooperation of the moving assembly and the multiple connecting assemblies, water samples at different depths can be extracted through the multiple injectors, piston columns of the injectors are separated from the moving assembly by releasing the connecting assemblies, each injector can be independently operated, and the operation efficiency is improved. Water samples in the injectors are discharged one by one and are independently detected, so that the water samples at different depths can be rapidly detected, and the detection efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of water quality detection, in particular to a water quality detection device which is convenient for sampling. Background Art

[0002] In the process of water quality testing, accurate and convenient water sampling is a crucial step. Traditional water quality sampling methods have many inconveniences. For example, some sampling devices require manual insertion of the container into the water, making it difficult to control the sampling depth and position, resulting in insufficient water sample representation. Multiple operations are required to sample water at different depths, which is inconvenient to use.

[0003] Some complex sampling equipment is bulky and cumbersome to operate, requiring professional personnel to operate it, and is difficult to use flexibly in complex environments such as the field. Utility Model Content

[0004] The purpose of the present invention is to provide a water quality detection device that is convenient for sampling in order to solve the above problems, as described below.

[0005] To achieve the above objectives, the present invention provides the following technical solutions:

[0006] The utility model provides a water quality detection device that is convenient for sampling, including a scale, on which a plurality of syringes are fixedly connected at equal intervals along a straight line, a movable assembly is fixedly connected to the scale, and a plurality of connecting assemblies for connecting to the piston rods of the syringes are fixedly connected to the movable end of the movable assembly, and the connecting assembly can be fixedly connected to or separated from the piston rods of the syringes.

[0007] By using the above-mentioned water quality testing device that is convenient for sampling, the scale is vertically inserted into the water body, and all the syringes can be pulled out at the same time through the cooperation of the moving component and several connecting components. Water samples of different depths can be extracted through several syringes. Then the scale is removed from the water body, and the connecting component is released to separate the piston column of the syringe from the moving component. In this way, each syringe can be operated individually, and the water samples in the syringe can be discharged one by one and tested separately.

[0008] Preferably, the upper and lower ends of the scale are fixedly connected with a handle and a counterweight respectively.

[0009] Preferably, the moving assembly includes a mounting plate and a movable plate, the mounting plate is fixedly connected to the scale, two screws are rotatably connected to the mounting plate, the movable plate is threadedly connected to the two screws, a synchronous wheel is fixedly connected to the screw, the two synchronous wheels are connected by a synchronous belt drive, and the end of the screw located on the upper side is fixedly connected to a turntable.

[0010] Preferably, a tensioning pulley for tensioning the synchronous belt is fixedly connected to the scale.

[0011] Preferably, the moving direction of the movable plate is parallel to the moving direction of the syringe piston.

[0012] Preferably, the connecting assembly includes a threaded sleeve and a fixed sleeve, which are fixedly connected to the movable plate and the piston column of the syringe respectively. A bolt is connected to the inner thread of the threaded sleeve, and the end of the bolt is inserted into the fixed sleeve.

[0013] Preferably, two brackets are fixedly connected to the side of the scale facing away from the syringe.

[0014] Preferably, an equipment rack is fixedly connected to the scale, and a measuring cup and several water quality test pens for measuring different substances are installed on the equipment rack.

[0015] The beneficial effects are:

[0016] By cooperating with a moving assembly and several connecting assemblies, all syringes can be pulled out at the same time. Water samples of different depths can be extracted through several syringes. By releasing the connecting assembly, the piston column of the syringe is separated from the moving assembly. Each syringe can be operated individually, and the water sample in the syringe can be discharged one by one and tested separately, thereby realizing rapid testing of water samples of different depths and improving detection efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0018] Figure 1 This is a front view structural diagram of the utility model;

[0019] Figure 2 This is a schematic diagram of the three-dimensional structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the three-dimensional structure of the utility model from another perspective;

[0021] Figure 4 This utility model Figure 2 A in the middle is an enlarged structural diagram;

[0022] Figure 5 This utility model Figure 3 Enlarged structural diagram at point B in the middle.

[0023] The following are the descriptions of the reference numerals:

[0024] 1. Ruler; 2. Syringe; 3. Moving assembly; 4. Connecting assembly; 5. Counterweight; 6. Handle; 7. Bracket; 8. Threaded sleeve; 9. Bolt; 10. Fixed sleeve; 11. Mounting plate; 12. Movable plate; 13. Screw; 14. Water quality test pen; 15. Turntable; 16. Synchronous pulley; 17. Synchronous belt; 18. Tensioner; 19. Equipment stand; 20. Measuring cup. DETAILED DESCRIPTION

[0025] To make the purpose, technical solution, and advantages of the present invention more clear, the technical solution of the present invention will be described in detail below. Obviously, the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other implementation methods obtained by ordinary technicians in this field without making any creative efforts are within the scope of protection of the present invention.

[0026] See also Figure 1-Figure 5 As shown, the utility model provides a water quality detection device for convenient sampling, including a scale 1, a plurality of syringes 2 are fixedly connected to the scale 1 at equal intervals along a straight line, a moving component 3 is fixedly connected to the scale 1, and a plurality of connecting components 4 for connecting the piston columns of the syringes 2 are fixedly connected to the moving ends of the moving components 3, and the connecting components 4 can be fixedly connected to or separated from the piston columns of the syringes 2.

[0027] As an optional embodiment, the upper and lower ends of the ruler 1 are fixedly connected with a handle 6 and a counterweight 5 respectively. The ruler 1 is manually inserted into the water body by holding the handle 6. The counterweight 5 is provided to make it easier for the ruler 1 to maintain a vertical state in the water body.

[0028] The moving assembly 3 includes a mounting plate 11 and a movable plate 12. The mounting plate 11 is fixedly connected to the scale 1. Two lead screws 13 are rotatably connected to the mounting plate 11. The movable plate 12 is threadedly connected to the two lead screws 13. A synchronous wheel 16 is fixedly connected to the lead screw 13. The two synchronous wheels 16 are connected by a synchronous belt 17. A turntable 15 is fixedly connected to the end of the lead screw 13 on the upper side.

[0029] The upper lead screw 13 is rotated by the turntable 15, and the two lead screws 13 can be rotated simultaneously by the cooperation of the two synchronous wheels 16 and the synchronous belt 17. The movable plate 12 can be threadedly driven by the cooperation of the two lead screws 13.

[0030] A tensioning pulley 18 for tensioning the synchronous belt 17 is fixedly connected to the scale 1 .

[0031] The moving direction of the movable plate 12 is parallel to the moving direction of the piston of the syringe 2 .

[0032] The connecting assembly 4 includes a threaded sleeve 8 and a fixed sleeve 10, which are fixedly connected to the movable plate 12 and the piston rod of the syringe 2 respectively. The threaded sleeve 8 is internally threaded with a bolt 9, and the end of the bolt 9 is inserted into the fixed sleeve 10;

[0033] The movable plate 12 drives the threaded sleeve 8 to move. The threaded sleeve 8 cooperates with the fixed sleeve 10 through the bolt 9 to pull out the piston column of the syringe 2. Rotate the bolt 9 to disengage it from the fixed sleeve 10, and then the syringe 2 can be pulled out alone.

[0034] Two brackets 7 are fixedly connected to the side of the scale 1 facing away from the syringe 2. The brackets 7 can be provided to stably place the device horizontally on the ground, making it easy for staff to operate.

[0035] The scale 1 is fixedly connected to an equipment rack 19, on which a measuring cup 20 and several water quality test pens 14 for measuring different substances are installed;

[0036] The sample in the syringe 2 is discharged into the measuring cup 20 , and then different water quality testing pens 14 are used to test the water samples in sequence.

[0037] With the above structure, the scale 1 is vertically inserted into the water body. All the syringes 2 can be pulled out at the same time by cooperating with the moving component 3 and the plurality of connecting components 4. Water samples of different depths can be extracted through the plurality of syringes 2. Then the scale 1 is removed from the water body, and the connecting component 4 is released to separate the piston column of the syringe 2 from the moving component 3. In this way, each syringe 2 can be operated individually, and the water sample in the syringe 2 can be discharged one by one and tested separately.

[0038] The above description is merely a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any modifications or substitutions that can be easily conceived by a person skilled in the art within the technical scope disclosed in the present invention should be included within the scope of protection of the present invention. Therefore, the scope of protection of the present invention should be based on the scope of protection of the claims.

Claims

1. A water quality detection device that is convenient for sampling, characterized by: The invention comprises a scale (1), a plurality of syringes (2) being fixedly connected to the scale (1) at equal intervals along a straight line, a moving assembly (3) being fixedly connected to the scale (1), a plurality of connecting assemblies (4) for connecting to piston rods of the syringes (2) being fixedly connected to the moving ends of the moving assembly (3), and the connecting assemblies (4) being capable of being fixedly connected to or separated from the piston rods of the syringes (2).

2. A water quality detection device for convenient sampling according to claim 1, characterized in that: The upper and lower ends of the scale (1) are respectively fixedly connected with a handle (6) and a counterweight (5).

3. The water quality detection device for convenient sampling according to claim 1, characterized in that: The moving assembly (3) comprises a mounting plate (11) and a movable plate (12), wherein the mounting plate (11) is fixedly connected to the scale (1), two lead screws (13) are rotatably connected to the mounting plate (11), the movable plate (12) is threadedly connected to the two lead screws (13), a synchronous wheel (16) is fixedly connected to the lead screw (13), and the two synchronous wheels (16) are connected in transmission via a synchronous belt (17), and a turntable (15) is fixedly connected to the end of the lead screw (13) located on the upper side.

4. A water quality detection device for convenient sampling according to claim 3, characterized in that: A tensioning wheel (18) for tensioning a synchronous belt (17) is fixedly connected to the scale (1).

5. The water quality detection device for convenient sampling according to claim 3, characterized in that: The moving direction of the movable plate (12) is parallel to the moving direction of the piston of the syringe (2).

6. The water quality detection device for convenient sampling according to claim 3, characterized in that: The connecting assembly (4) comprises a threaded sleeve (8) and a fixed sleeve (10), wherein the threaded sleeve (8) and the fixed sleeve (10) are fixedly connected to the movable plate (12) and the piston rod of the syringe (2), respectively; the threaded sleeve (8) is internally threaded with a bolt (9), and the end of the bolt (9) is inserted into the fixed sleeve (10).

7. The water quality detection device for convenient sampling according to claim 1, characterized in that: Two brackets (7) are fixedly connected to the side of the scale (1) facing away from the syringe (2).

8. The water quality detection device for convenient sampling according to claim 1, characterized in that: The scale (1) is fixedly connected to an equipment rack (19), and a measuring cup (20) and a plurality of water quality detection pens (14) for measuring different substances are installed on the equipment rack (19).

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