Nitrite detection device

Abstract

The utility model discloses a nitrite detection device which comprises a workbench, a supporting column, a connecting plate, a connecting column, a sliding plate, a colorimetric plate, a clamp, a motor, a circular rotating plate, a rotating rod, a sliding block, a lead screw, a first limiting block, a second limiting block, a handle, an oscillation assembly and an adjusting assembly. The adjusting assembly comprises a sliding block, a lead screw, a first limiting block, a second limiting block and a handle. The utility model belongs to the technical field of nitrite detection, in particular relates to a nitrite detection device, and solves the problems that an operator needs to shake or springing a reagent tube with fingers for oscillation in an oscillation process, and the mode can cause fatigue of the operator and waste of manpower.

Description

TECHNICAL FIELD

[0001] The utility model belongs to nitrite detection technical field, specifically point to a kind of nitrite detection device. BACKGROUND

[0002] Nitrite is a general term for a class of inorganic compounds, mainly refers to sodium nitrite, the probability of nitrite causing food poisoning is higher, so it needs to detect the content of nitrite in the field of food safety.

[0003] The method for detecting nitrite is generally to use a special reagent tube, the mixed solution mixed with food is extracted and placed in the reagent tube after standing for a period of time, and then oscillated uniformly, and then compared with the colorimetric paper to determine the content of nitrite in food. However, in the oscillation process, the operator needs to shake or flick the reagent tube with fingers, which will cause fatigue of the operator and waste of manpower. Therefore, a nitrite detection device is urgently needed to solve the above problems. UTILITY MODEL CONTENT

[0004] The technical problem to be solved by the utility model is that the operator needs to shake or flick the reagent tube with fingers in the oscillation process, which will cause fatigue of the operator and waste of manpower.

[0005] In order to realize the above functions, the utility model adopts the following technical scheme: a nitrite detection device, comprising a workbench, and a support column fixedly arranged on the upper end of the workbench, two support columns are fixedly connected with a connecting plate on the upper end, the connecting plate is provided with an oscillation assembly, the oscillation assembly comprises a connecting column fixedly arranged on the side wall of the connecting plate, a sliding plate is slidably arranged on the two connecting columns, the sliding plate is provided with an adjusting assembly, the adjusting assembly comprises a sliding block, a colorimetric plate and a clamp are fixedly arranged on one side wall of the sliding plate.

[0006] Further, the oscillation assembly further comprises a motor fixedly connected to the side wall of the connecting plate, the output end of the motor is connected with a circular rotating plate penetrating through the connecting plate, the circular rotating plate is rotatably connected with a rotating rod, and the other end of the rotating rod is rotatably connected to the sliding block.

[0007] Further, a sliding groove is arranged on the side wall opposite to the rotating rod of the sliding plate, the adjusting assembly comprises a limiting block two and a limiting block one fixedly arranged on the upper and lower ends of the sliding groove, the sliding block is arranged in the sliding groove, a screw rod is rotatably arranged on the limiting block one, the screw rod penetrates through the sliding block and the limiting block two, and is threadedly connected with the sliding block, and a handle is fixedly connected to the extending end of the screw rod.

[0008] Further, a circular plate is arranged on one end of the connecting column to limit the sliding of the sliding plate.

[0009] Further, the clamps are linearly arrayed on the side walls of the slide plate.

[0010] Further, the rotating rod is provided with a spherical end and is connected to the groove of the sliding block.

[0011] Further, the rotating rod is provided at an acute angle with the circular rotating plate, and the rotating rod is parallel to the horizontal plane in a normal state.

[0012] The utility model discloses the beneficial effects achieved by the above structure are as follows:

[0013] 1. The oscillation assembly is provided, the motor in the assembly drives the circular rotating plate to rotate, the rotating rod on the circular rotating plate rotates on the sliding block, when the sliding block is different from the shaft of the circular rotating plate, the length of the rotating rod changes constantly when rotating, repeatedly pushes the slide plate to limit sliding on the connecting column, so as to realize the purpose of oscillation.

[0014] 2. The adjusting assembly is provided, the handle on the limiting block two in the rotating assembly is rotated, the screw rod is rotated, the sliding block connected with the screw rod is limited to move in the sliding groove, so as to adjust the axial offset degree of the sliding block and the circular rotating plate, thereby adjusting the sliding degree of the slide plate on the connecting column, so as to realize the purpose of adjusting the oscillation amplitude. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a front view of the nitrite detection device provided in the present scheme;

[0016] Figure 2 It is a schematic diagram of the overall structure of the nitrite detection device provided in the present scheme Figure 1 ;

[0017] Figure 3 It is a schematic diagram of the overall structure of the nitrite detection device provided in the present scheme Figure 2 ;

[0018] Figure 4 It is a top view of the nitrite detection device provided in the present scheme;

[0019] Figure 5 It is a schematic diagram of the structure of the adjusting assembly in the embodiment.

[0020] 1, workbench; 2, support column; 3, connecting plate; 4, connecting column; 5, slide plate; 6, colorimetric plate; 7, clamp; 8, motor; 9, circular rotating plate; 10, rotating rod; 11, sliding block; 12, screw rod; 13, limiting block one; 14, limiting block two; 15, handle.

[0021] The drawings are used to provide further understanding of the utility model, and constitute a part of the specification, and are used together with the embodiments of the utility model to explain the utility model, and do not constitute the limitation of the utility model. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0023] Reference Figure 1 And Figure 2 And Figure 3 As shown in the drawings, in order to realize the above functions, the technical solutions adopted by the utility model are as follows: a nitrite detection device, comprising a workbench 1 and a support column 2 fixedly arranged on the upper end of the workbench 1, two support columns 2 are fixedly connected with a connecting plate 3 on the upper end, the connecting plate 3 is provided with an oscillation assembly, the oscillation assembly comprises a connecting column 4 fixedly arranged on the side wall of the connecting plate 3, a sliding plate 5 is slidably arranged on the two connecting columns 4, the sliding plate 5 is provided with an adjusting assembly, the adjusting assembly comprises a sliding block 11, a colorimetric plate 6 and a clamp 7 are fixedly arranged on one side wall of the sliding plate 5, four clamps 7 are linearly arranged on the side wall of the sliding plate 5, four different reagent tubes can be oscillated, one end of the connecting column 4 is provided with a round plate, the sliding of the sliding plate 5 is limited, and the sliding plate 5 is prevented from sliding out of the connecting column 4.

[0024] As Figure 4 shown, the oscillation assembly further comprises a motor 8 fixedly connected to the side wall of the connecting plate 3, the output end of the motor 8 is connected with a circular rotating plate 9 penetrating through the connecting plate 3, the circular rotating plate 9 is rotatably connected with a rotating rod 10, and the other end of the rotating rod 10 is rotatably connected to the sliding block 11, one end of the rotating rod 10 is provided in a spherical shape and connected to the groove of the sliding block 11 to realize the rotating function, the rotating rod 10 is provided at an acute angle with the circular rotating plate 9, and the rotating rod 10 is parallel to the horizontal plane in the normal state.

[0025] As Figure 5 shown, a sliding groove is arranged on the side wall of the sliding plate 5 opposite to the rotating rod 10, the adjusting assembly comprises a limiting block two 14 and a limiting block one 13 fixedly arranged on the upper and lower ends of the sliding groove, the sliding block 11 is arranged in the sliding groove, the limiting block one 13 is rotatably provided with a lead screw 12, the lead screw 12 penetrates through the sliding block 11 and the limiting block two 14 and is threadedly connected with the sliding block 11, a handle 15 is fixedly connected to the extension end of the lead screw 12 to facilitate rotation.

[0026] Specific use, the user will be mixed with reagent tube into the slide 5 on the fixture 7 opening, turn the handle to make the slider 11 in the sliding slot, the slider 11 and the axis of the circular plate 9 adjustment, after starting the motor 8 began to oscillate, the motor 8 drive circular plate 9 and the rotation of the rod 10, the rotation of the rod 10 11 and the distance between the connection changes constantly, so that the slide 5 on the connecting column 4 back and forth sliding, realize the purpose of oscillation, after the oscillation is closed motor 8, after a period of time, observe the color of the reagent tube, and the colorimetric plate 6 on the slide 5 on the color comparison, determine the content of nitrite, complete detection, thus complete the use of the entire device process.

[0027] It should be noted that in this paper, such as the first and second relationship terms are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between the entities or operations. Moreover, the term "includes", "contains" or any other variant thereof is intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0028] Although the embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

[0029] The above describes the present application and its embodiments, which is not restrictive, and the drawings shown is only one of the embodiments of the present application, the actual structure is not limited. In general, if the ordinary skilled in the art is inspired, without departing from the spirit of the present application, without creative design of similar structure and embodiments of the technical scheme, all should belong to the protection scope of the present application.

Claims

1. A nitrite detection device comprising a workbench (1) and a support column (2) fixed oppositely to the upper end of the workbench (1), characterized in that: Two said support column (2) upper end fixedly connected with connecting plate (3), be equipped with oscillation subassembly on connecting plate (3), oscillation subassembly includes the connecting column (4) opposite fixedly connected on the side wall of connecting plate (3), two connecting column (4) are equipped with sliding plate (5) on the sliding, be equipped with adjusting subassembly on sliding plate (5), adjusting subassembly includes sliding block (11), the side wall of sliding plate (5) is opposite fixedly equipped with colorimetric plate (6) and clamp (7).

2. A nitrite detection device according to claim 1, characterized in that: Oscillation subassembly still includes motor (8) fixedly connected on the side wall of connecting plate (3), the output of motor (8) is connected with round rotary plate (9) through connecting plate (3), round rotary plate (9) is rotatably connected with the rotary lever (10) on, and the other end of rotary lever (10) is rotatably connected on sliding block (11).

3. The nitrite detection device of claim 1, wherein: The side wall of sliding plate (5) is equipped with the chute opposite rotary lever (10), adjusting subassembly includes the limit block two (14) and limit block one (13) opposite fixedly equipped on the upper and lower ends of chute, sliding block (11) is located in the chute, limit block one (13) is rotatably equipped with screw rod (12), and screw rod (12) penetrates sliding block (11) and limit block two (14), and is connected with sliding block (11) with screw thread, the fixedly connected with handle (15) of screw rod (12) extension end.

4. The nitrite detection device of claim 1, wherein: The one end of connecting column (4) is equipped with round plate, and the sliding of sliding plate (5) is limited.

5. The nitrite detection device of claim 1, wherein: The multiple of clamp (7) are arranged in linear array on the side wall of sliding plate (5).

6. The nitrite detection device of claim 2, wherein: The one end of rotary lever (10) is provided in spherical shape and connected in the recess of sliding block (11).

7. The nitrite detection device of claim 2, wherein: Rotary lever (10) is arranged at an acute angle with round rotary plate (9), and rotary lever (10) is parallel to horizontal plane in normal state.

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