Biological reagent liquid level detection device

Abstract

The utility model discloses a biological reagent liquid level detection device, and relates to the field of liquid level detection.The biological reagent liquid level detection device comprises a base and a reagent bottle, the two sides of the upper surface of the base are fixedly connected with a vertically-arranged supporting plate, and the supporting plate is provided with a containing assembly used for containing the reagent bottle and a detection assembly used for detecting the content of a reagent; the detection assembly comprises a fixing block fixedly connected to the top ends of the side walls of the opposite sides of the two supporting plates, a connecting plate is arranged at the top ends of the supporting plates, and pull rods are fixedly connected to the two ends of the lower surface of the connecting plate. A pull rod is pulled down through a gravity block, so that a piston plate is matched with an air hole to move downwards in a reagent bottle, and meanwhile, when a waterproof air-permeable membrane is in contact with a reagent, the reagent cannot enter the air hole, the piston plate is prevented from continuously descending, and the problem that the detection accuracy is reduced due to the fact that a floating block sinks into the reagent is avoided as much as possible.

Description

TECHNICAL FIELD

[0001] The application relates to the field of liquid level detection, in particular to a biological reagent liquid level detection device. BACKGROUND

[0002] Biological reagents refer to biological materials or organic compounds related to life science research, and reagents for clinical diagnosis and medical research. Due to the wide range and rapid development of life science, the reagents are various in types and complex in properties. When the biological reagents are filled in reagent bottles or are subjected to sampling inspection, liquid level detection needs to be performed in advance to determine whether the quantitative amount in the reagent bottle is accurate.

[0003] The utility model discloses a biological reagent liquid level detection device, including the bottom plate, the bottom plate top fixedly connected with the support, the support top fixedly connected with the top plate, the support side wall fixedly connected with the middle plate, the middle plate inside swing joint has the container, the container inside swing joint has the round board, the round board bottom fixedly connected with the float block, the round board top fixedly connected with the vertical rod, the vertical rod side fixedly connected with the long pole, the long pole bottom fixedly connected with the connecting rod, the connecting rod side fixedly connected with the limiting rod, the middle plate top and the top plate bottom fixedly connected with the scale rod, the scale rod side is equipped with the limiting slot.

[0004] The biological reagent liquid level detection device provided in the above, by loosening the vertical rod and making the float block contact the biological reagent liquid level, at this time, the long pole will be outside the support, and at the same time, the limiting rod will move in the limiting slot, so that the connecting rod and the limiting rod are lowered to the degree of parallel to the liquid level, then the top surface of the connecting rod and the limiting rod is compared with the position of the scale bar alignment, so that the amount of reagent in the container is measured, but the long pole and other articles have their own weight, which will press down the float block when in use, which may cause the float block to sink into the reagent, resulting in the problem of reduced detection accuracy. Utility model content

[0005] In order to solve the above problems, the application provides a biological reagent liquid level detection device.

[0006] The biological reagent liquid level detection device provided by the application adopts the following technical scheme:

[0007] The utility model provides a biological reagent liquid level detection device, including the base and reagent bottle, the upper surface both sides of base are fixedly connected with the vertical setting support plate, be equipped with the placing assembly for placing reagent bottle and the detection component for detecting reagent content on the support plate, the detection component includes the fixed block of fixedly connected in two support plate opposite side side wall top, the support plate top is equipped with the connecting plate, the lower surface both ends of connecting plate are fixedly connected with the pull rod, the pull rod respectively penetrates fixed block and is fixedly connected with gravity block, the connecting plate lower surface middle section is fixedly connected with the connecting rod, the connecting rod bottom is fixedly connected with the piston plate compatible with reagent bottle, a plurality of gas holes are seted up on the piston plate upper surface, the piston plate lower surface is fixedly connected with waterproof breathable membrane.

[0008] By adopting the above technical scheme, when using, first, reagent is poured into the reagent bottle, then the reagent bottle is placed in the support plate through the placing assembly, and then the piston plate is placed in the reagent bottle, the connecting plate pushes the connecting rod to press down the piston plate by pulling down the pull rod through the gravity block, the piston plate moves down in the reagent bottle in cooperation with the gas hole, and when the waterproof breathable membrane contacts the reagent, the reagent cannot enter the gas hole, preventing the piston plate from continuing to drop, and the problem of reducing the detection accuracy caused by the floating block sinking into the reagent is avoided as much as possible.

[0009] Preferably, the placing assembly includes two placing plates arranged one above the other, the placing plates are located between the two support plates and each have a placing hole formed in the upper surface thereof, and slide grooves are formed in the side walls of the two support plates at the upper and lower ends thereof.

[0010] By adopting the above technical scheme, when placing the reagent bottle, the placing plates are moved out of between the two support plates by sliding a part of the two placing plates in the slide grooves, then the reagent bottle is placed in the placing hole, and then the placing plates are pushed in, which can prevent the piston plate from being located above the two support plates and affecting the placement of the reagent bottle.

[0011] Preferably, one side of each of the two support plates is provided with a U-shaped plate, the two ends of the U-shaped plate are fixedly connected with the gravity blocks, a moving rod is arranged on the side wall of the U-shaped plate away from the support plate, one end of the moving rod penetrates through the U-shaped plate and is fixedly connected with an indicating piece, a scale is arranged on the side wall of the reagent bottle, and the upper surface of the indicating piece is at the same horizontal plane as the lower surface of the waterproof breathable membrane.

[0012] By adopting the above technical scheme, after the waterproof breathable membrane contacts the reagent and the gravity block cannot continue to drop, the indicating piece is moved close to the reagent bottle by moving the moving rod, and then the amount of reagent in the reagent bottle can be detected according to the position of the indicating piece on the scale.

[0013] Preferably, the sliding groove is provided with a limiting groove on the upper and lower sides, and the placing plate is fixedly connected with a limiting block on the upper and lower sides of both ends, and the limiting block is slidably arranged in the limiting groove.

[0014] By adopting the above technical scheme, the limiting groove and the limiting block can prevent the placing plate from sliding out of the sliding groove.

[0015] Preferably, the two placing plates are fixedly connected with a pull plate.

[0016] By adopting the above technical scheme, the pull plate can conveniently pull the two placing plates at the same time.

[0017] Preferably, the moving rod is fixedly connected with a limiting ring at both ends.

[0018] By adopting the above technical scheme, the limiting ring can prevent the moving rod from falling off the U-shaped plate.

[0019] Preferably, the upper surface of the upper placing plate is fixedly connected with a plurality of positioning columns, the side wall of the reagent bottle is fixedly connected with a plurality of positioning blocks at the top end, the upper surface of the positioning block is provided with a positioning through hole, and the positioning column is inserted into the positioning through hole.

[0020] By adopting the above technical scheme, after the reagent bottle is inserted into the placing hole, the positioning column is inserted into the positioning through hole, which can prevent the reagent bottle from shaking and facilitate the piston plate to enter the reagent bottle.

[0021] In summary, the present application has at least one of the following beneficial technical effects:

[0022] 1. The present application is provided by the cooperation of the connecting plate, the gravity block and the piston plate and the like, in use, first, the reagent is poured into the reagent bottle, then the reagent bottle is placed in the support plate through the placing assembly, and then the piston plate is placed in the reagent bottle, the connecting plate pushes the connecting rod to press the piston plate downwardly through the gravity block pulling the pull rod downwardly, the piston plate moves downwardly in the reagent bottle in cooperation with the air hole, and when the waterproof air permeable film contacts the reagent, the reagent cannot enter the air hole, preventing the piston plate from continuing to descend, and the problem of the floating block sinking into the reagent and reducing the detection accuracy is avoided as much as possible;

[0023] 2. After the waterproof air permeable film contacts the reagent and the gravity block cannot continue to descend, the indicating sheet is close to the reagent bottle by moving the moving rod, and then the amount of reagent in the reagent bottle can be detected according to the position of the indicating sheet on the scale. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a whole structure schematic view of a biological reagent liquid level detection device according to an embodiment of the present application;

[0025] Figure 2The embodiment of the present application mainly embodies the schematic diagram of the explosion structure.

[0026] Figure 3 The embodiment of the present application mainly embodies Figure 2 The schematic diagram of the amplification structure in region A.

[0027] Figure 4 The embodiment of the present application mainly embodies Figure 2 The schematic diagram of the amplification structure in region B.

[0028] Figure 5 The embodiment of the present application mainly embodies Figure 2 The schematic diagram of the amplification structure in region C.

[0029] The figure mark: 1, base; 2, reagent bottle; 3, support plate; 4, fixed block; 5, connecting plate; 6, pull rod; 7, gravity block; 8, connecting rod; 9, piston plate; 10, air hole; 11, waterproof air-permeable film; 12, placing plate; 13, placing hole; 14, sliding groove; 15, U-shaped plate; 16, moving rod; 17, indicator; 18, scale; 19, limiting groove; 20, limiting block; 21, pull plate; 22, limiting ring; 23, positioning column; 24, positioning block; 25, positioning through hole. DETAILED DESCRIPTION

[0030] The following will be combined with the attached Figures 1-5 The present application is further described in detail.

[0031] The embodiment of the present application discloses a biological reagent liquid level detection device.

[0032] Referring to Figure 1 , Figure 2 and Figure 3 , a biological reagent liquid level detection device, comprising a base 1 and a reagent bottle 2, the upper surface of the base 1 is fixedly connected with vertically arranged support plates 3 on both sides, the support plates 3 are provided with a placing assembly for placing the reagent bottle 2 and a detection assembly for detecting the content of the reagent, the detection assembly comprises fixed blocks 4, connecting plates 5, pull rods 6, gravity blocks 7, connecting rods 8, piston plates 9, air holes 10 and waterproof air-permeable films 11.

[0033] The fixed blocks 4 are provided with two fixedly connected to the top ends of the side walls on the opposite sides of the two support plates 3, the connecting plates 5 are arranged above the two support plates 3, the pull rods 6 are provided with two ends fixedly connected to the two ends of the lower surface of the connecting plate 5, the other ends of the pull rods 6 are respectively penetrated through the fixed blocks 4 and fixedly connected with the gravity blocks 7, one end of the connecting rod 8 is fixedly connected to the middle segment of the lower surface of the connecting plate 5, the piston plate 9 is fixedly connected to the other end of the connecting rod 8 and matched with the reagent bottle 2, the air holes 10 are provided with a plurality of air holes arranged on the upper surface of the piston plate 9, and the waterproof air-permeable film 11 is fixedly connected to the lower surface of the piston plate 9.

[0034] With reference to Figure 2 , the placing assembly comprises two placing plates 12 arranged one above the other, the placing plates 12 are located between the two support plates 3 and the upper surfaces of the placing plates 12 are each provided with a placing hole 13, the opposite side walls of the two support plates 3 are each provided with a sliding groove 14 at the upper end and the lower end, the two ends of the placing plates 12 are respectively slidably arranged in the sliding grooves 14, when placing the reagent bottle 2, the placing plates 12 are moved out of between the two support plates 3 by sliding the two placing plates 12 in the sliding grooves 14 by a certain distance, then the reagent bottle 2 is placed in the placing hole 13, and then the placing plates 12 are pushed in, so that the piston plate 9 is prevented from being located above the two support plates 3 and affecting the placement of the reagent bottle 2.

[0035] With reference to Figure 2 and Figure 3 , one side of the two support plates 3 is provided with a U-shaped plate 15, the two ends of the U-shaped plate 15 are respectively fixedly connected with the gravity blocks 7, the side wall of the U-shaped plate 15 away from the support plate 3 is provided with a moving rod 16, one end of the moving rod 16 penetrates through the U-shaped plate 15 and is fixedly connected with an indicating piece 17, the side wall of the reagent bottle 2 is provided with a scale table 18, the upper surface of the indicating piece 17 is at the same horizontal plane as the lower surface of the waterproof and breathable film 11, after the waterproof and breathable film 11 contacts the reagent and the gravity blocks 7 cannot continue to drop, the indicating piece 17 is moved close to the reagent bottle 2 by moving the moving rod 16, and then the amount of reagent in the reagent bottle 2 can be detected according to the position of the indicating piece 17 on the scale table 18.

[0036] With reference to Figure 4 , the upper side wall and the lower side wall of the sliding groove 14 are each provided with a limiting groove 19, the upper side wall and the lower side wall of the two ends of the placing plate 12 are each fixedly connected with a limiting block 20, the limiting block 20 is slidably arranged in the limiting groove 19, and the limiting groove 19 and the limiting block 20 can prevent the placing plate 12 from sliding out of the sliding groove 14.

[0037] With reference to Figure 1 , the two placing plates 12 are fixedly connected with a pull plate 21, and the pull plate 21 facilitates simultaneous pulling of the two placing plates 12.

[0038] With reference to Figure 3 , the two ends of the moving rod 16 are fixedly connected with a limiting ring 22, and the limiting ring 22 can prevent the moving rod 16 from falling off the U-shaped plate 15.

[0039] With reference to Figure 2 and Figure 5The upper surface of the upper placing plate 12 is fixedly connected with a plurality of positioning columns 23, the top end of the sidewall of the reagent bottle 2 is fixedly connected with a plurality of positioning blocks 24, the upper surface of the positioning block 24 is provided with a positioning through hole 25, and the positioning column 23 is respectively inserted into the positioning through hole 25. After the reagent bottle 2 is inserted into the placing hole 13, the positioning column 23 is inserted into the positioning through hole 25, so that the reagent bottle 2 is prevented from shaking, and the piston plate 9 is conveniently put into the reagent bottle 2.

[0040] The implementation principle of the biological reagent liquid level detection device is as follows: in use, first, reagent is poured into the reagent bottle 2, then the two placing plates 12 are slid in the sliding groove 14 by pulling the pull plate 21, the placing plates 12 are moved out of the two support plates 3, the reagent bottle 2 is placed into the placing hole 13, the positioning column 23 is inserted into the positioning through hole 25, the reagent bottle 2 is prevented from shaking, then the placing plates 12 are pushed into the two support plates 3, the piston plate 9 is prevented from being located above the two support plates 3 and affecting the placement of the reagent bottle 2, then the piston plate 9 is placed into the reagent bottle 2, the connecting plate 5 pushes the connecting rod 8 to press the piston plate 9 downward by the gravity block 7 pulling the pull rod 6 downward, the piston plate 9 is lowered in the reagent bottle 2 by cooperating with the air permeable hole 10, and the waterproof air permeable film 11 is contacted with the reagent, the reagent cannot enter the air permeable hole 10, the piston plate 9 is prevented from continuing to drop, the indicating sheet 17 is close to the reagent bottle 2 by moving the moving rod 16, the amount of reagent in the reagent bottle 2 can be detected according to the position of the indicating sheet 17 on the scale table 18, and the problem that the floating block is sunk into the reagent and the detection accuracy is reduced is avoided.

[0041] The above are preferred embodiments of the application, and do not limit the protection scope of the application, so that: equivalent changes made according to the structure, shape, principle of the application should be covered in the protection scope of the application.

Claims

1. A biological reagent liquid level detection device, comprising a base (1) and a reagent bottle (2), wherein vertically arranged support plates (3) are fixedly connected to both sides of the upper surface of the base (1), and the support plates (3) are provided with a placement component for placing the reagent bottle (2) and a detection component for detecting the reagent content, characterized in that: The detection assembly comprises a fixed block (4) fixedly connected to the top end of the side wall of the two support plates (3) opposite to each other, the top end of the support plate (3) is provided with a connecting plate (5), the lower surface of the connecting plate (5) is fixedly connected with a pull rod (6) at both ends, the pull rod (6) penetrates the fixed block (4) respectively and is fixedly connected with a gravity block (7), the lower surface of the connecting plate (5) is fixedly connected with a connecting rod (8) at the middle section, the bottom end of the connecting rod (8) is fixedly connected with a piston plate (9) matched with the reagent bottle (2), a plurality of air holes (10) are formed in the upper surface of the piston plate (9), and a waterproof air-permeable film (11) is fixedly connected to the lower surface of the piston plate (9).

2. The device of claim 1, wherein: The placing assembly comprises two placing plates (12) arranged in a vertical mode, the placing plates (12) are located between the two support plates (3) and the upper surfaces of the placing plates (12) are provided with placing holes (13), and the opposite side walls of the two support plates (3) are provided with sliding grooves (14) at the upper and lower ends.

3. The device of claim 2, wherein: The side of the two support plates (3) is provided with a U-shaped plate (15), and the two ends of the U-shaped plate (15) are fixedly connected with the gravity blocks (7).

4. The device of claim 3, wherein: The side wall of the U-shaped plate (15) away from the support plate (3) is provided with a moving rod (16), one end of the moving rod (16) penetrates the U-shaped plate (15) and is fixedly connected with an indicating piece (17), the side wall of the reagent bottle (2) is provided with a scale table (18), and the upper surface of the indicating piece (17) is in the same horizontal plane as the lower surface of the waterproof air-permeable film (11).

5. The device of claim 4, wherein: The upper and lower side walls of the sliding groove (14) are provided with limiting grooves (19), and the upper and lower side walls of the two ends of the placing plate (12) are fixedly connected with limiting blocks (20) which are slidingly arranged in the limiting grooves (19).

6. The device of claim 5, wherein: The two placing plates (12) are fixedly connected with a pull plate (21).

7. The device of claim 6, wherein: The two ends of the moving rod (16) are fixedly connected with limiting rings (22).

8. The device of claim 7, wherein: The upper surface of the upper placing plate (12) is fixedly connected with a plurality of positioning columns (23), the top end of the side wall of the reagent bottle (2) is fixedly connected with a plurality of positioning blocks (24), the upper surface of the positioning block (24) is provided with a positioning through hole (25), and the positioning columns (23) are respectively inserted into the positioning through holes (25).

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