CN115283032B

CN115283032B - Storage tank suitable for liquid sample detection

Info

Publication number: CN115283032B
Application number: CN202210964552.9A
Authority: CN
Inventors: 王鹏
Original assignee: Shanxi Shangning Health Checkup Center Co ltd
Current assignee: Shanxi Shangning Health Checkup Center Co ltd
Priority date: 2022-08-12
Filing date: 2022-08-12
Publication date: 2023-06-16
Anticipated expiration: 2042-08-12
Also published as: CN115283032A

Abstract

The invention relates to the technical field of liquid storage equipment, in particular to a storage tank suitable for liquid sample detection, which comprises an outer tank, wherein a liquid storage tank is fixedly arranged on the inner top wall of the outer tank, a transition mechanism is also arranged on the inner top wall of the outer tank, and the transition mechanism is in fluid communication with the liquid storage tank; the beneficial effects of the invention are as follows: through making actuating mechanism combine together with extrusion mechanism, when the main slider slides extrusion piece department, the application of force piece of main slider one side can extrude middle sloping block, and then middle sloping block makes the pivoted mobile jib translate through stirring the pushing block, and then make first bevel gear and second bevel gear break away from, and make stirring ring and step-by-step dish transmission, and then make the reagent card can circulate under the ration jar and stop and advance, can make the accurate whereabouts of liquid in the ration jar on the reagent card, and because the reagent card constantly stops and advance in the ration jar bottom, can make the liquid distribution that falls on the reagent card even, be convenient for detect.

Description

Storage tank suitable for liquid sample detection

Technical Field

The invention relates to the technical field of liquid storage equipment, in particular to a storage tank suitable for liquid sample detection.

Background

In the existing storage mode of liquid to be detected, the liquid is mostly filled in a special storage tank, when the liquid needs to be detected, a liquid sample is sucked from the storage tank by a liquid-transferring gun, then is vertically dripped into a sample-adding hole of a reagent card, when the liquid sample is sucked by the liquid-transferring gun, the liquid is easy to drip onto a table, and when the liquid is dripped into the sample-adding hole of the reagent card, the liquid is easy to drip, so that the liquid is sucked again by the liquid-transferring gun, and once the liquid outlet of the liquid-transferring gun contacts with external substances such as the table, the liquid-transferring gun is polluted, so that larger errors can be generated in the liquid during the test, and the test result is inaccurate.

Therefore, there is a need for a reservoir suitable for liquid sample testing that addresses the above-described issues.

Disclosure of Invention

In order to solve the problems, namely the problem that liquid is not easy to drop on a reagent card when being removed from a storage tank, the invention provides the storage tank suitable for detecting a liquid sample.

The storage tank suitable for liquid sample detection comprises an outer tank, wherein a liquid storage tank is fixedly arranged on the inner top wall of the outer tank, a transition mechanism is further arranged on the inner top wall of the outer tank, and the transition mechanism is in fluid communication with the liquid storage tank; a quantifying mechanism is arranged in the outer box at a position close to the bottom, and the quantifying mechanism is in fluid communication with the transition mechanism; a driving mechanism is arranged in the bottom wall of the outer box, a connecting mechanism is arranged in the driving mechanism, and the connecting mechanism is connected with the transition mechanism; the driving mechanism is provided with an extrusion mechanism which is connected with the quantifying mechanism; the driving mechanism is provided with a reagent card

Above-mentioned a storage tank suitable for liquid sample detects, liquid storage tank fixed mounting is in be close to the position of one side on the interior roof of outer case, the feed liquor pipe is installed in the penetration on the roof of liquid storage tank, the top of feed liquor pipe passes the roof of outer case stretches out to the top of outer case.

The transition mechanism comprises a transition tank and a fixed suspender, wherein the transition tank is fixedly arranged on the inner top wall of the outer box through the fixed suspender; a first piston is arranged in the transition tank in a sliding manner, and the upper surface of the first piston is connected with the top wall of the transition tank through a first spring; the central position of the upper surface of the first piston is fixedly provided with a first push rod, the first push rod is formed by integrally connecting a first section, a second section and a third section, the bottom end of the first section is fixedly connected with the upper surface of the first piston, the top end of the first section passes through the top wall of the transition tank and is fixedly connected with one end of the second section, the second section is vertical to the first section, the other end of the second section is fixedly connected with the top end of the third section, and the third section is parallel to the first section; a limiting sleeve is fixedly arranged on one side of the outer box, and the third section is slidably arranged in the limiting sleeve; a first through hole is formed in the side wall of the transition tank in a penetrating manner, when the first spring is in an initial state, the upper surface of the second section of the first push rod is abutted against the inner top wall of the outer box, and the first through hole is positioned below the first piston; the transition tank is in fluid conduction with the liquid storage tank through a liquid supplementing pipe, two ends of the liquid supplementing pipe are respectively connected with the liquid storage tank and the side wall of the transition tank, which is close to the bottom end, and a first one-way valve is arranged on the liquid supplementing pipe.

The quantitative mechanism comprises a quantitative tank and a fixed ring, wherein the quantitative tank is arranged in the outer box at a position close to the bottom through the fixed ring; a second piston is slidably arranged in the quantifying tank, a second push rod is fixedly arranged in the center of the upper surface of the second piston, and the other end of the second push rod penetrates through the top wall of the quantifying tank and extends out of the quantifying tank; a liquid outlet head of the quantifying tank is provided with a third one-way valve, a second through hole is formed in the side wall of the quantifying tank in a penetrating way, the quantifying tank is in fluid communication with the bottom end of the transition tank through a liquid outlet pipe, the liquid outlet end of the liquid outlet pipe is communicated with a position, close to the top, of one side of the quantifying tank, and the liquid outlet pipe is provided with a second one-way valve; when the second piston is in an initial state, the second through hole and the liquid outlet end of the liquid outlet pipe are both positioned below the second piston.

The storage tank suitable for liquid sample detection comprises a driving mechanism, wherein a main sliding groove is arranged in the main sliding groove in a sliding manner, and the width of the main sliding groove is smaller than that of the main sliding groove; a cavity is formed below the main chute, two ends of the cavity are rotatably provided with belt pulleys, and the two belt pulleys are connected through a belt; the main sliding groove is communicated with the cavity through a connecting sliding groove, a connecting sliding block is slidably arranged in the connecting sliding groove, the width of the connecting sliding block is equal to that of the connecting sliding groove, the top end of the connecting sliding block is fixedly connected with the lower surface of the main sliding block, and the bottom end of the connecting sliding block is fixedly connected with the upper half part of the belt; one side of one belt pulley is coaxially and fixedly provided with a stepping disc, and one side of the stepping disc, which is far away from the belt pulley, is coaxially and fixedly provided with a second bevel gear; a main rod hole is formed in one end, far away from the second bevel gear, of the cavity, a rotary main rod is arranged in the main rod hole through a third spring, and the other end of the rotary main rod penetrates through the cavity and the bottom wall of the outer box and extends out of the outer box to be fixedly connected with a torsion block; the rotary main rod is coaxially and fixedly provided with a first bevel gear and a mounting plate, the first bevel gear is in meshed connection with the second bevel gear, the mounting plate is fixedly provided with a stirring ring, and when the third spring is in a stretching state, the stirring ring is in driving connection with the stepping disc; the main sliding groove is communicated with the inside of the outer box through a clamping frame sliding groove, clamping frames are symmetrically arranged on two sides of the upper surface of the main sliding block, the top ends of the clamping frames penetrate through the clamping frame sliding groove and extend into the inside of the outer box, the top ends of the clamping frames are flush with the bottom end of the liquid outlet head of the quantitative tank, and the liquid outlet head of the quantitative tank is positioned right above the clamping frame sliding groove; the upper surface of main slider passes through the second spring and installs the mounting panel, the mounting panel is located two between the card frame, reagent card is installed the upper surface of mounting panel.

The storage tank suitable for liquid sample detection comprises a sleeve block chute, wherein the sleeve block chute is symmetrically arranged on two sides of the main chute, a sleeve block is slidably arranged between the two main chutes, and first balls are arranged on the upper side and the lower side of the sleeve block chute at two ends of the sleeve block; the connecting rod is fixedly installed in the sleeve block in a penetrating mode, one end, away from the main sliding block, of the connecting rod is fixedly connected with the bottom end of a first pull rope, the top end of the first pull rope penetrates through a first pull rope hole to be fixedly connected with the bottom end of a third section of the first push rod, the first pull rope hole is formed between the inside of the outer box and the main sliding groove, a first roller is rotatably installed in the first pull rope hole, and the first pull rope is abutted to the first roller; an inner shrinkage cavity is formed in the upper surface of the connecting rod, which is close to one end of the main sliding block, a blocking block is slidably arranged in the inner shrinkage cavity, a limiting sliding block is fixedly arranged on the side edge of the blocking block, and a limiting sliding groove for the blocking block to slide is formed in the side edge of the inner shrinkage cavity; a spring cavity is formed in the lower surface of the blocking block, and a fifth spring is fixedly arranged between the top of the spring cavity and the lower surface of the inward shrinkage cavity; an inner shrinkage cavity is formed in one end, close to the main sliding block, of the connecting rod, and an inner shrinkage rod is arranged in the inner shrinkage cavity through a sixth spring; the bottom of the retraction cavity is provided with a second rope pulling hole, the retraction cavity is communicated with the retraction hole through the second rope pulling hole, a second roller is rotatably arranged in the second rope pulling hole, the top of the spring cavity is fixedly provided with a second rope pulling, the bottom end of the second rope pulling hole penetrates through the second rope pulling hole to be fixedly connected with the retraction rod, and the second rope pulling is abutted to the second roller; the elasticity of the sixth spring is larger than that of the fifth spring; the connecting mechanism further comprises a connecting jack, the connecting jack is arranged on one side, close to the connecting rod, of the main sliding block, one end, far away from the connecting rod, of the connecting jack is upwards protruded, a propping cavity is arranged in the main sliding block, the propping cavity is located right above the protruding portion of the connecting jack, a propping oblique block is arranged between the propping cavity and the connecting jack in a penetrating and sliding mode, spring plates are fixedly arranged on the two sides, close to the bottom end, of the propping oblique block, and the upper surface of each spring plate is fixedly connected with the upper surface of the connecting jack through a seventh spring; the position, close to the top, of one side of the propping inclined block is an inclined plane, an extrusion inclined block is arranged on one side of the propping cavity through an eighth spring, and one side, close to the propping inclined block, of the lower surface of the extrusion inclined block is an inclined plane matched with the propping inclined block; one end of the extrusion inclined block, which is far away from the inclined plane, is an arc surface; an arc plate cavity is formed in the side, close to the extrusion inclined block, of the propping cavity in a communicated mode, the thickness of the arc plate cavity is smaller than that of the propping cavity, and a through end is arranged on one side of the arc plate cavity; a force application arc plate is rotatably arranged in the arc plate cavity through a pin shaft, the length of the force application arc plate is longer than the length between the pin shaft and the extrusion inclined block in an initial state, a protruding arc plate is fixedly arranged on one side of the force application arc plate, the other end of the protruding arc plate extends out of the arc plate cavity, and one end of the protruding arc plate, which is positioned outside the arc plate cavity, is arc-shaped; the force application arc plate is arc-shaped at one end far away from the pin shaft, a second ball is arranged on the arc surface, and one side of the force application arc plate far away from the protruding arc plate is connected with one side of the arc plate cavity through a ninth spring; the connecting mechanism further comprises an adjusting hole, the adjusting hole is arranged on one side, close to the protruding arc plate, of the main chute in a penetrating mode, and the adjusting hole and the protruding arc plate are located on the same horizontal plane; the adjusting hole is internally penetrated and slidably provided with an adjusting screw, one end of the adjusting screw, which is positioned in the main chute, is fixedly provided with an extrusion lug, and the adjusting screw is provided with an adjusting nut in a threaded manner.

The storage tank suitable for liquid sample detection comprises a pushing block, wherein the pushing block is fixedly arranged on the rotating main rod and is annular; the side wall of the cavity is provided with a middle oblique block in a sliding manner; a vertical chute is formed in one side of the main chute and one side of the connecting chute, and an extrusion block is slidably arranged in the vertical chute; one side of the extrusion block is fixedly connected with one end of the second push rod, the vertical part of the second push rod is positioned in a limiting chute on the side wall of the outer box, the limiting chute can limit the second push rod to vertically run, and a fourth spring is arranged between the bottom of the vertical part of the second push rod and the bottom of the limiting chute; and a force application block is fixedly arranged on one side of the main sliding block.

Above-mentioned a storage tank suitable for liquid sample detects, the front of outer case runs through and has seted up drain hole and get the material mouth.

The beneficial effects of the invention are as follows:

1. according to the invention, the driving mechanism is combined with the extrusion mechanism, when the main sliding block slides to the extrusion block, the force application block on one side of the main sliding block extrudes the middle inclined block, and then the middle inclined block drives the pushing block to translate the rotary main rod, so that the first bevel gear is separated from the second bevel gear, the driving ring is driven by the stepping disc, and the reagent card can circularly stay and advance under the quantitative tank, so that the liquid in the quantitative tank can accurately fall onto the reagent card, and the reagent card continuously stays and advances at the bottom of the quantitative tank, so that the liquid falling onto the reagent card is uniformly distributed, and the detection is convenient.

2. According to the invention, the transition mechanism is combined with the connecting mechanism, and the connecting mechanism is combined with the driving mechanism, when the main sliding block moves forwards, the first push rod is pulled by the connecting mechanism to further pull the first piston to descend, so that liquid in the transition tank enters the quantitative tank, wherein the extrusion convex block is arranged to be in a sliding structure, so that the separation time of the connecting mechanism and the driving mechanism can be controlled, and the amount of liquid entering the quantitative tank by the transition tank can be controlled.

3. According to the invention, the quantitative mechanism is combined with the extrusion mechanism, when the main sliding block moves to the lower part of the quantitative tank, the extrusion block extrudes the extrusion block, and the extrusion block drives the second piston to downwards through the second push rod, so that the liquid in the quantitative tank falls on the reagent card, and the main sliding block is in intermittent advancing, so that the extrusion block also can be in intermittent descending, and the liquid in the quantitative tank can be uniformly fallen on the reagent card.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a schematic elevational view of the present invention;

FIG. 3 is a schematic view of a rotary boom according to the present invention;

FIG. 4 is a schematic view of a stepping disc structure according to the present invention;

FIG. 5 is a schematic view of the structure of the extrusion block of the present invention;

FIG. 6 is an enlarged schematic view of the structure of FIG. 1A according to the present invention;

FIG. 7 is a schematic view of a cross-sectional top view of an adjusting screw of the present invention;

FIG. 8 is a schematic diagram of a cross-sectional view of a force application arc plate of the present invention.

In the figure: 1. an outer case; 2. a liquid storage tank; 3. a reagent card; 4. a liquid inlet pipe; 5. a transition tank; 6. fixing a suspender; 7. a first piston; 8. a first spring; 9. a first push rod; 10. a limiting sleeve; 11. a first through hole; 12. a fluid supplementing pipe; 13. a first one-way valve; 14. a quantitative tank; 15. a fixing ring; 16. a second piston; 17. a second push rod; 18. a third one-way valve; 19. a second through hole; 20. a liquid outlet pipe; 21. a second one-way valve; 22. a main chute; 23. a main slider; 24. a belt pulley; 25. a belt; 26. the connecting chute; 27. the connecting slide block; 28. a stepping disc; 29. a second bevel gear; 30. a main rod hole; 31. a third spring; 32. rotating the main rod; 33. twisting blocks; 34. a first bevel gear; 35. a first mounting plate; 36. a dial ring; 37. a clamping frame sliding groove; 38. a clamping frame; 39. a second spring; 40. a second mounting plate; 41. a sleeve block chute; 42. sleeving blocks; 43. a first ball; 44. a connecting rod; 45. a first pull rope; 46. a first rope hole; 47. a first roller; 48. an inner shrinking cavity; 49. a blocking block; 50. a spring cavity; 51. a fifth spring; 52. an inner shrinkage cavity; 53. a sixth spring; 54. an inward shrinking rod; 55. a second rope hole; 56. a second roller; 57. a second pull rope; 58. a connection jack; 59. a propping cavity; 60. the oblique block is propped against; 61. a spring plate; 62. a seventh spring; 63. an eighth spring; 64. extruding the inclined block; 65. an arc plate cavity; 66. a pin shaft; 67. a force application arc plate; 68. a protruding arc plate; 69. a second ball; 70. a ninth spring; 71. an adjustment aperture; 72. adjusting a screw; 73. extruding the convex blocks; 74. an adjusting nut; 75. a pushing block; 76. a middle oblique block; 77. extruding a block; 78. a fourth spring; 79. a force application block; 80. a discharge port; 81. and a material taking opening.

Description of the embodiments

Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present invention, and are not intended to limit the scope of the present invention.

As shown in fig. 1, the embodiment of the invention discloses a storage tank suitable for liquid sample detection, which comprises an outer tank 1, wherein a liquid storage tank 2 is fixedly arranged on the inner top wall of the outer tank 1, and a transition mechanism is further arranged on the inner top wall of the outer tank 1 and is in fluid communication with the liquid storage tank 2; a quantifying mechanism is arranged in the outer box 1 near the bottom, and the quantifying mechanism is in fluid communication with the transition mechanism; a driving mechanism is arranged in the bottom wall of the outer box 1, a connecting mechanism is arranged in the driving mechanism, and the connecting mechanism is connected with a transition mechanism; the driving mechanism is provided with an extrusion mechanism which is connected with the quantifying mechanism; the driving mechanism is provided with a reagent card 3; the liquid storage tank 2 can supplement liquid for the transition mechanism by communicating the transition mechanism with the liquid storage tank 2; the transition mechanism is connected with the driving mechanism through the connecting mechanism, and when the driving mechanism operates, the transition mechanism can be driven to operate through the connecting mechanism, and liquid is injected into the quantifying mechanism, so that the operation is simpler; the extrusion mechanism is arranged on the driving mechanism, so that the driving mechanism can control the extrusion mechanism, and liquid in the quantifying mechanism is extruded through the operation of the extrusion mechanism; through the mode linkage layer by layer, the staff only needs to control the driving mechanism, so that liquid in the transition mechanism enters the quantifying mechanism, the liquid in the quantifying mechanism falls onto the reagent card 3 on the driving mechanism, and the liquid in the liquid storage tank 2 enters the transition mechanism to supplement the liquid for the transition mechanism when the transition mechanism returns, so that the whole process is simple to operate, the liquid cannot contact with the outside in the whole process when taken out, and the accuracy of a test result can be ensured.

As shown in fig. 1, a liquid storage tank 2 is fixedly arranged on the inner top wall of an outer box 1 at a position close to one side, a liquid inlet pipe 4 is arranged on the top wall of the liquid storage tank 2 in a penetrating way, and the top end of the liquid inlet pipe 4 penetrates through the top wall of the outer box 1 and extends out to the upper side of the outer box 1; through the feed liquor pipe 4 that runs through the setting, can be very convenient with the liquid injection liquid storage pot 2 that waits to store in, the storage of being convenient for.

As shown in fig. 1, the transition mechanism comprises a transition tank 5 and a fixed boom 6, wherein the transition tank 5 is fixedly arranged on the inner top wall of the outer box 1 through the fixed boom 6; a first piston 7 is slidably arranged in the transition tank 5, and the upper surface of the first piston 7 is connected with the top wall of the transition tank 5 through a first spring 8; the central position of the upper surface of the first piston 7 is fixedly provided with a first push rod 9, the first push rod 9 is formed by integrally connecting a first section, a second section and a third section, the bottom end of the first section is fixedly connected with the upper surface of the first piston 7, the top end of the first section passes through the top wall of the transition tank 5 and is fixedly connected with one end of the second section, the second section is vertical to the first section, the other end of the second section is fixedly connected with the top end of the third section, and the third section is parallel to the first section; a limiting sleeve 10 is fixedly arranged on one side of the outer box 1, and a third section is slidably arranged in the limiting sleeve 10; the side wall of the transition tank 5 is provided with a first through hole 11 in a penetrating way, when the second section of the first push rod 9 is in butt joint with the top wall of the outer box 1, the first through hole 11 and the first piston 7 are positioned on the same horizontal plane, and the diameter of the first through hole 11 is smaller than the height of the first piston 7; the transition tank 5 is in fluid communication with the liquid storage tank 2 through a liquid supplementing pipe 12, two ends of the liquid supplementing pipe 12 are respectively connected with the liquid storage tank 2 and the side wall of the transition tank 5 close to the bottom end, a first one-way valve 13 is arranged on the liquid supplementing pipe 12, and the resistance of the first one-way valve 13 is larger than the pressure of liquid in the liquid storage tank 2 in a natural state; when the transition mechanism is operated, the first piston 7 can be pulled to reset and the first push rod 9 can be jacked up through the pulling force of the first spring 8; by arranging the limiting sleeve 10, the first push rod 9 can only slide up and down in the limiting sleeve 10, so that the first push rod 9 is prevented from tilting; the first through hole 11 can ensure that the first piston 7 slides smoothly in the transition tank 5, so that the first piston 7 cannot be influenced by the pressure at the two ends of the first piston 7 to be unable to move; the liquid storage tank 2 is communicated with the transition tank 5 through the liquid supplementing pipe 12, and when the transition mechanism works and the first piston 7 rises under the action of the first spring 8, liquid in the liquid storage tank 2 can be automatically pumped into the transition tank 5 to supplement liquid for the transition tank 5.

As shown in fig. 1, the dosing mechanism comprises a dosing tank 14 and a fixed ring 15, wherein the dosing tank 14 is arranged at a position near the bottom inside the outer box 1 through the fixed ring 15; a second piston 16 is slidably arranged in the quantifying tank 14, a second push rod 17 is fixedly arranged in the center of the upper surface of the second piston 16, and the other end of the second push rod 17 penetrates through the top wall of the quantifying tank 14 and extends out of the quantifying tank 14; the liquid outlet head of the quantifying tank 14 is provided with a third one-way valve 18, the resistance of the third one-way valve 18 is larger than the pressure of liquid in the quantifying tank 14 in a natural state, a second through hole 19 is formed in the side wall of the quantifying tank 14 in a penetrating way, the quantifying tank 14 is in fluid communication with the bottom end of the transition tank 5 through a liquid outlet pipe 20, the liquid outlet end of the liquid outlet pipe 20 is communicated with the position, close to the top, of one side of the quantifying tank 14, when the second piston 16 is positioned at the top end of the quantifying tank 14, the upper surfaces of the second through hole 19 and the liquid outlet end of the liquid outlet pipe 20 are flush with the lower surface of the second piston 16, a second one-way valve 21 is arranged on the liquid outlet pipe 20, and the resistance of the second one-way valve 21 is larger than the pressure of liquid in the transition tank 5 in the natural state; the second through hole 19 can ensure the smoothness of the sliding of the second piston 16 in the quantifying tank 14, so that the second piston 16 cannot move due to the pressure at the two ends of the second piston 16; the dosing tank 14 is connected to the transition tank 5 via the liquid storage tank 20, and when the first piston 7 is lowered, the liquid in the transition tank 5 can be pressed into the dosing tank, so that preparation is made for taking out the liquid.

As shown in fig. 1 and 3-4, the driving mechanism comprises a main chute 22, a main slide block 23 is slidably mounted inside the main chute 22, and the width of the main slide block 23 is smaller than that of the main chute 22; a cavity is formed below the main chute 22, two ends of the cavity are rotatably provided with belt pulleys 24, and the two belt pulleys 24 are connected through a belt 25; the main sliding groove 22 is communicated with the cavity through a connecting sliding groove 26, a connecting sliding block 27 is slidably arranged in the connecting sliding groove 26, the width of the connecting sliding block 27 is equal to that of the connecting sliding groove 26, the top end of the connecting sliding block 27 is fixedly connected with the lower surface of the main sliding block 23, and the bottom end of the connecting sliding block 27 is fixedly connected with the upper half part of the belt 25; a stepping disc 28 is coaxially and fixedly arranged on one side of one belt pulley 24, and a second bevel gear 29 is coaxially and fixedly arranged on one side of the stepping disc 28 away from the belt pulley 24; a main rod hole 30 is formed in one end, far away from the second bevel gear 29, of the cavity, a rotary main rod 32 is arranged in the main rod hole 30 through a third spring 31, and the other end of the rotary main rod 32 penetrates through the cavity and the bottom wall of the outer box 1 and extends out of the outer box 1 to be fixedly connected with a torsion block 33; a first bevel gear 34 and a first mounting plate 35 are coaxially and fixedly arranged on the rotating main rod 32, the first bevel gear 34 is in meshed connection with the second bevel gear 29, and a shifting ring 36 is fixedly arranged on the first mounting plate 35; the main chute 22 is communicated with the inside of the outer box 1 through the clamping frame chute 37, clamping frames 38 are symmetrically arranged on two sides of the upper surface of the main sliding block 23, the top ends of the clamping frames 38 penetrate through the clamping frame chute 37 and extend into the inside of the outer box 1, the top ends of the clamping frames 38 are level with the bottom ends of the liquid outlet heads of the quantitative tanks 14, and the liquid outlet heads of the quantitative tanks 14 are positioned right above the clamping frame chute 37; the upper surface of the main sliding block 23 is provided with a second mounting plate 40 through a second spring 39, the second mounting plate 40 is positioned between the two clamping frames 38, and the reagent card 3 is arranged on the upper surface of the second mounting plate 40; the first bevel gear 34 is meshed with the second bevel gear 29, so that the second bevel gear 29 can be driven to continuously rotate when the rotating main rod 32 rotates, and the main sliding block 23 can be driven to continuously move through the belt 25 and the connecting sliding block 27; after the rotary main rod 32 is extruded, the stirring ring 36 is in driving connection with the stepping disc 28, so that the belt and the connecting sliding block 27 drive the main sliding block 23 to intermittently run, enough time can be reserved for the liquid in the quantitative tank 14 to drop onto the reagent card 3, and the main sliding block 23 intermittently runs to enable the liquid to drop onto the reagent card 3 more uniformly.

As shown in fig. 6-8, the connecting mechanism comprises a sleeve block chute 41, wherein the sleeve block chute 41 is symmetrically arranged at two sides of the main chute 22, a sleeve block 42 is slidably arranged between the two main chutes 22, and first balls 43 are arranged at two ends of the sleeve block 42 and positioned at the upper side and the lower side in the sleeve block chute 41; a connecting rod 44 is fixedly installed in the sleeve block 42 in a penetrating manner, one end, far away from the main sliding block 23, of the connecting rod 44 is fixedly connected with the bottom end of a first pull rope 45, the top end of the first pull rope 45 passes through a first pull rope hole 46 and is fixedly connected with the bottom end of a third section of the first push rod 9, the first pull rope hole 46 is arranged between the inside of the outer box 1 and the main sliding groove 22, a first roller 47 is rotatably installed in the first pull rope hole 46, and the first pull rope 45 is abutted on the first roller 47; an inner shrinkage cavity 48 is formed in the upper surface of the connecting rod 44, which is close to one end of the main sliding block 23, a blocking block 49 is slidably arranged in the inner shrinkage cavity 48, a limiting sliding block is fixedly arranged on the side edge of the blocking block 49, and a limiting sliding groove for sliding the blocking block 49 is formed in the side edge of the inner shrinkage cavity 48; a spring cavity 50 is formed in the lower surface of the blocking block 49, and a fifth spring 51 is fixedly arranged between the top of the spring cavity 50 and the lower surface of the inward shrinkage cavity 48; an inner shrinkage hole 52 is formed in one end, close to the main sliding block 23, of the connecting rod 44, and an inner shrinkage rod 54 is arranged in the inner shrinkage hole 52 through a sixth spring 53; the bottom of the retraction cavity 48 is provided with a second stay wire hole 55, the retraction cavity 48 is communicated with the retraction hole 52 through the second stay wire hole 55, a second roller 56 is rotatably arranged in the second stay wire hole 55, the top of the spring cavity 50 is fixedly provided with a second stay wire 57, the bottom end of the second stay wire 57 penetrates through the second stay wire hole 55 to be fixedly connected with the retraction rod 54, and the second stay wire 57 is abutted to the second roller 56; the elasticity of the sixth spring 53 is greater than the elasticity of the fifth spring 51; the connecting mechanism further comprises a connecting jack 58, the connecting jack 58 is arranged on one side of the main sliding block 23 close to the connecting rod 44, one end of the connecting jack 58 away from the connecting rod 44 is upwards protruded, a propping cavity 59 is arranged in the main sliding block 23, the propping cavity 59 is located right above the protruding part of the connecting jack 58, a propping oblique block 60 is arranged between the propping cavity 59 and the connecting jack 58 in a penetrating and sliding manner, spring plates 61 are fixedly arranged at positions, close to the bottom end, of two sides of the propping oblique block 60, and the upper surface of the spring plates 61 is fixedly connected with the upper surface of the connecting jack 58 through seventh springs 62; the position of one side of the propping oblique block 60, which is close to the top, is an inclined plane, one side of the propping cavity 59 is provided with an extrusion oblique block 64 through an eighth spring 63, and one side of the lower surface of the extrusion oblique block 64, which is close to the propping oblique block 60, is an inclined plane matched with the propping oblique block 60; one end of the extrusion inclined block 64 far away from the inclined plane is an arc surface; an arc plate cavity 65 is communicated and formed on one side of the propping cavity 59, which is close to the extrusion inclined block 64, the thickness of the arc plate cavity 65 is smaller than that of the propping cavity 59, and a through end is arranged on one side of the arc plate cavity 65; a force application arc plate 67 is rotatably arranged in the arc plate cavity 65 through a pin shaft 66, the length of the force application arc plate 67 is larger than the length between the pin shaft 66 and the extrusion inclined block 64 in an initial state, a protruding arc plate 68 is fixedly arranged on one side of the force application arc plate 67, the other end of the protruding arc plate 68 extends out of the arc plate cavity 65, and one end of the protruding arc plate 68 positioned outside the arc plate cavity 65 is arc-shaped; the end of the force application arc plate 67, which is far away from the pin shaft 66, is arc-shaped, a second ball 69 is arranged on the arc surface, and one side of the force application arc plate 67, which is far away from the protruding arc plate 68, is connected with one side of the arc plate cavity 65 through a ninth spring 70; the connecting mechanism further comprises an adjusting hole 71, the adjusting hole 71 penetrates through one side, close to the protruding arc plate 68, of the main chute 22, and the adjusting hole 71 and the protruding arc plate 68 are located on the same horizontal plane; an adjusting screw 72 is installed in the adjusting hole 71 in a penetrating and sliding manner, an extrusion lug 73 is fixedly installed at one end of the adjusting screw 72 located in the main chute 22, and an adjusting nut 74 is installed on the adjusting screw 72 in a threaded manner; the sleeve block 42 and the sleeve block sliding groove 41 can ensure that the connecting rod 44 is aligned with the connecting jack 58 on one side of the main sliding block 23, and the first ball 43 can ensure that the sleeve block 42 slides smoothly; the connecting rod 44 is connected with the first push rod 9 through the first stay rope 45, after the connecting rod 44 is fixed with the main sliding block 23, the first push rod 9 can be pulled to descend when the main sliding block 23 moves, and then liquid in the transition tank 5 is extruded into the quantitative tank 14; by setting the extrusion lug 73 as a position-adjustable lug, the contact time between the extrusion lug 73 and the protruding arc plate 68 can be controlled, so that the separation time between the connecting rod 44 and the main sliding block 23 can be further controlled, and the purpose of controlling the amount of liquid entering the quantitative tank 14 can be further achieved; by making the sixth spring 53 more resilient than the fifth spring 51, the sixth spring 53 will push out the retraction rod 54 after the blocker 49 is depressed by the abutment ramp 60, thereby pulling the blocker 49 back into the retraction cavity 48 to facilitate re-entry of the connecting rod 44 into the connection socket 58.

As shown in fig. 1 and 5, the pressing mechanism includes a pushing block 75, the pushing block 75 is fixedly installed on the rotating main rod 32, and the pushing block 75 is in a ring shape; a middle oblique block 76 is slidably arranged on the side wall of the cavity; a vertical chute is arranged on one side of the main chute 22 and the connecting chute 26, and a squeezing block 77 is arranged in the vertical chute in a sliding manner; one side of the extrusion block 77 is fixedly connected with one end of a second push rod 17, the vertical part of the second push rod 17 is positioned in a limiting chute on the side wall of the outer box 1, and a fourth spring 78 is arranged between the bottom of the vertical part of the second push rod 17 and the bottom of the limiting chute; a force application block 79 is fixedly arranged on one side of the main sliding block 23; through setting up the application of force piece 79 on main slider 23, when main slider 23 removes extrusion piece 77 department, application of force piece 79 can extrude extrusion piece 77 downwards, then extrusion piece 77 can extrude middle sloping block 76, middle sloping block horizontal migration and then extrude pushing block 75, pushing block 75 drives and rotates mobile jib 32 and remove when then make two bevel gears break away from, make stir ring 36 and step dish 28 drive connection, make main slider 23 begin intermittent type advance, and extrusion piece 77 can promote the downward extrusion of second piston 16 through second push rod 17 when descending, and then make the liquid in the ration jar 14 drip on the reagent card 3, the whole process is realized through twisting the mobile jib 32, the operation degree of difficulty has been reduced.

As shown in fig. 2, the front surface of the outer box 1 is provided with a discharge hole 80 and a material taking hole 81 in a penetrating way; the discharging hole 80 and the material taking hole 81 enable a worker to directly put the reagent card 3 on the second mounting plate 40, and can directly take down the reagent card 3 after the completion of the dripping, without opening the device, and the operation is simple.

Working principle: when the liquid is required to be stored, the liquid can be biological cell liquid, chemical reaction liquid and common liquid in life, and the liquid is added into the liquid storage tank 2 through the liquid inlet pipe 4 for storage; when the liquid in the liquid storage tank 2 is required to be taken out for detection, firstly the reagent card 3 is clamped onto the second mounting plate 40 from the discharge hole 80, then the rotary main rod 32 is twisted by the twisting block 33, the first bevel gear 34 is meshed with the second bevel gear 29, the belt pulley 24 is driven to further drive the belt 25 to move, the belt 25 drives the main slide block 23 to slide through the connecting slide block 27, and meanwhile, the main slide block 23 drives the first push rod 9 to descend through the connecting mechanism, so that the first piston 7 pushes the liquid in the transition tank 5 to flow into the quantitative tank 14 against the resistance of the second one-way valve 21; when the protruding arc plate 68 contacts with the extrusion projection 73, the protruding arc plate 68 pushes the force application arc plate 67 to rotate inwards, and then the force application arc plate 67 extrudes the extrusion inclined block 64, so that the extrusion inclined block 64 pushes the pushing inclined block 60 to push the blocking block 49 downwards, when the upper surface of the blocking block 49 is flush with the upper surface of the connecting rod 44, the first push rod 9 pulls the connecting rod 44 to separate from the main sliding block 23 through the pulling force of the first spring 8 on the first piston 7, and when the first piston 7 ascends, the liquid in the liquid storage tank 2 is sucked into the transition tank 5 to be sucked next time; when the pressing block 77 is pressed by the force application block 79, the pressing block 77 presses the middle inclined block 76, so that the middle inclined block 76 translates to press the pushing block 75, the first bevel gear 34 and the second bevel gear 29 are separated, the toggle ring 36 and the stepping disc 28 are driven, the main sliding block 23 is discontinuously advanced, and the second piston 16 is pushed downwards by the second push rod 17 to drop the liquid in the quantifying tank 14 onto the reagent card 3 against the resistance of the third one-way valve 18 by the downward operation of the pressing block 77; when the force application block 79 moves out of the upper part of the extrusion block 77, the two bevel gears mesh when the rotary main rod 32 is restarted under the tension of the third spring 31, and the extrusion block 77, the second push rod 17 and the second piston 16 are restored under the elasticity of the fourth spring 78; when the reagent card moves to the material taking opening 81, the reagent card 3 is taken out; and finally, the main rod 32 is rotated reversely to restore the main slider 23, when the main slider is restored to the original position, the connecting rod 44 is inserted into the connecting jack 58, then the retraction rod 54 is retracted into the retraction hole 52 due to being propped against, the second pull rope 57 is in a loose state, the blocking block 49 is lifted again under the elastic force of the fifth spring 51, and the connecting rod 44 and the main slider 23 are fixed for preparing for the next operation.

It should be noted that, in the description of the present invention, terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, which indicate directions or positional relationships, are based on the directions or positional relationships shown in the drawings, are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to the specific circumstances.

The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus/means that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus/means.

Thus far, the technical solution of the present invention has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present invention is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present invention, and such modifications and substitutions will fall within the scope of the present invention.

Claims

1. The storage tank suitable for liquid sample detection is characterized by comprising an outer tank (1), wherein a liquid storage tank (2) is fixedly arranged on the inner top wall of the outer tank (1), a transition mechanism is further arranged on the inner top wall of the outer tank (1), and the transition mechanism is in fluid communication with the liquid storage tank (2); a quantifying mechanism is arranged in the outer box (1) at a position close to the bottom, and the quantifying mechanism is in fluid communication with the transition mechanism; a driving mechanism is arranged in the bottom wall of the outer box (1), a connecting mechanism is arranged in the driving mechanism, and the connecting mechanism is connected with the transition mechanism; the driving mechanism is provided with an extrusion mechanism which is connected with the quantifying mechanism; the driving mechanism is provided with a reagent card (3);

The transition mechanism comprises a transition tank (5) and a fixed suspender (6), and the transition tank (5) is fixedly arranged on the inner top wall of the outer box (1) through the fixed suspender (6); a first piston (7) is slidably arranged in the transition tank (5), and the upper surface of the first piston (7) is connected with the top wall of the transition tank (5) through a first spring (8); the central position of the upper surface of the first piston (7) is fixedly provided with a first push rod (9), the first push rod (9) is formed by integrally connecting a first section, a second section and a third section, the bottom end of the first section is fixedly connected with the upper surface of the first piston (7), the top end of the first section passes through the top wall of the transition tank (5) and is fixedly connected with one end of the second section, the second section is vertical to the first section, the other end of the second section is fixedly connected with the top end of the third section, and the third section is parallel to the first section; a limiting sleeve (10) is fixedly arranged on one side of the outer box (1), and the third section is slidably arranged in the limiting sleeve (10); a first through hole (11) is formed in the side wall of the transition tank (5) in a penetrating manner; the transition tank (5) is in fluid communication with the liquid storage tank (2) through a liquid supplementing pipe (12), two ends of the liquid supplementing pipe (12) are respectively connected with the liquid storage tank (2) and the side wall of the transition tank (5) close to the bottom end, and a first one-way valve (13) is arranged on the liquid supplementing pipe (12);

The quantitative mechanism comprises a quantitative tank (14) and a fixed ring (15), wherein the quantitative tank (14) is arranged at a position, close to the bottom, inside the outer box (1) through the fixed ring (15); a second piston (16) is slidably arranged in the quantifying tank (14), a second push rod (17) is fixedly arranged in the center of the upper surface of the second piston (16), and the other end of the second push rod (17) penetrates through the top wall of the quantifying tank (14) and extends out of the quantifying tank (14); a third one-way valve (18) is arranged on the liquid outlet head of the quantitative tank (14), a second through hole (19) is formed in the side wall of the quantitative tank (14) in a penetrating manner, the quantitative tank (14) is in fluid conduction with the bottom end of the transition tank (5) through a liquid outlet pipe (20), the liquid outlet end of the liquid outlet pipe (20) is communicated with a position, close to the top, of one side of the quantitative tank (14), and a second one-way valve (21) is arranged on the liquid outlet pipe (20);

the driving mechanism comprises a main chute (22), a main sliding block (23) is slidably arranged in the main chute (22), and the width of the main sliding block (23) is smaller than that of the main chute (22); a cavity is formed below the main chute (22), belt pulleys (24) are rotatably arranged at two ends of the cavity, and the two belt pulleys (24) are connected through a belt (25); the main sliding groove (22) is communicated with the cavity through a connecting sliding groove (26), a connecting sliding block (27) is arranged in the connecting sliding groove (26) in a sliding mode, the width of the connecting sliding block (27) is equal to that of the connecting sliding groove (26), the top end of the connecting sliding block (27) is fixedly connected with the lower surface of the main sliding block (23), and the bottom end of the connecting sliding block (27) is fixedly connected with the upper half part of the belt (25); a stepping disc (28) is coaxially and fixedly arranged on one side of one belt pulley (24), and a second bevel gear (29) is coaxially and fixedly arranged on one side of the stepping disc (28) away from the belt pulley (24); a main rod hole (30) is formed in one end, far away from the second bevel gear (29), of the cavity, a rotary main rod (32) is arranged in the main rod hole (30) through a third spring (31), and the other end of the rotary main rod (32) penetrates through the cavity and the bottom wall of the outer box (1) to extend out of the outer box (1) and is fixedly connected with a torsion block (33); a first bevel gear (34) and a first mounting plate (35) are coaxially and fixedly arranged on the rotating main rod (32), the first bevel gear (34) is in meshed connection with the second bevel gear (29), and a driving ring (36) is fixedly arranged on the first mounting plate (35); the main sliding chute (22) is communicated with the inside of the outer box (1) through a clamping frame sliding chute (37), clamping frames (38) are symmetrically arranged on two sides of the upper surface of the main sliding block (23), the top ends of the clamping frames (38) penetrate through the clamping frame sliding chute (37) to extend into the inside of the outer box (1), the top ends of the clamping frames (38) are flush with the bottom end of a liquid outlet head of the quantitative tank (14), and the liquid outlet head of the quantitative tank (14) is positioned right above the clamping frame sliding chute (37); the upper surface of the main sliding block (23) is provided with a second mounting plate (40) through a second spring (39), the second mounting plate (40) is positioned between the two clamping frames (38), and the reagent card (3) is mounted on the upper surface of the second mounting plate (40);

The connecting mechanism comprises sleeve block sliding grooves (41), wherein the sleeve block sliding grooves (41) are symmetrically formed in two sides of the main sliding groove (22), sleeve blocks (42) are slidably arranged between the two main sliding grooves (22), and first balls (43) are arranged at two ends of each sleeve block (42) and positioned on the upper side and the lower side in the corresponding sleeve block sliding groove (41); the inside of the sleeve block (42) is fixedly provided with a connecting rod (44) in a penetrating way, one end, far away from the main sliding block (23), of the connecting rod (44) is fixedly connected with the bottom end of a first pull rope (45), the top end of the first pull rope (45) penetrates through a first pull rope hole (46) to be fixedly connected with the bottom end of a third section of the first push rod (9), the first pull rope hole (46) is formed between the inside of the outer box (1) and the main sliding groove (22), a first roller (47) is rotatably arranged in the first pull rope hole (46), and the first pull rope (45) is abutted to the first roller (47); an inward shrinking cavity (48) is formed in the upper surface of the connecting rod (44) close to one end of the main sliding block (23), a blocking block (49) is slidably arranged in the inward shrinking cavity (48), a limiting sliding block is fixedly arranged on the side edge of the blocking block (49), and a limiting sliding groove for sliding of the blocking block (49) is formed in the side edge of the inward shrinking cavity (48); a spring cavity (50) is formed in the lower surface of the blocking block (49), and a fifth spring (51) is fixedly arranged between the top of the spring cavity (50) and the lower surface of the inward shrinking cavity (48); an inner shrinkage hole (52) is formed in one end, close to the main sliding block (23), of the connecting rod (44), and an inner shrinkage rod (54) is arranged in the inner shrinkage hole (52) through a sixth spring (53); the bottom of the retraction cavity (48) is provided with a second stay wire hole (55), the retraction cavity (48) is communicated with the retraction hole (52) through the second stay wire hole (55), a second roller (56) is rotationally arranged in the second stay wire hole (55), the top of the spring cavity (50) is fixedly provided with a second stay wire (57), the bottom end of the second stay wire (57) passes through the second stay wire hole (55) and is fixedly connected with the retraction rod (54), and the second stay wire (57) is abutted on the second roller (56); the elasticity of the sixth spring (53) is greater than the elasticity of the fifth spring (51); the connecting mechanism further comprises a connecting jack (58), the connecting jack (58) is arranged on one side, close to the connecting rod (44), of the main sliding block (23), one end, away from the connecting rod (44), of the connecting jack (58) protrudes upwards, a propping cavity (59) is arranged in the main sliding block (23), the propping cavity (59) is located right above the protruding portion of the connecting jack (58), a propping oblique block (60) is arranged between the propping cavity (59) and the connecting jack (58) in a penetrating sliding mode, spring plates (61) are fixedly arranged at positions, close to the bottom end, of two sides of the propping oblique block (60), and the upper surfaces of the spring plates (61) are fixedly connected with the upper surfaces of the connecting jack (58) through seventh springs (62); the position, close to the top, of one side of the propping inclined block (60) is an inclined plane, one side of the propping cavity (59) is provided with an extrusion inclined block (64) through an eighth spring (63), and one side, close to the propping inclined block (60), of the lower surface of the extrusion inclined block (64) is an inclined plane matched with the propping inclined block (60); one end of the extrusion inclined block (64) far away from the inclined plane is an arc surface; an arc plate cavity (65) is formed in the abutting cavity (59) at one side close to the extrusion inclined block (64) in a communicating mode, the thickness of the arc plate cavity (65) is smaller than that of the abutting cavity (59), and a through end is arranged at one side of the arc plate cavity (65); a force application arc plate (67) is rotatably arranged in the arc plate cavity (65) through a pin shaft (66), the length of the force application arc plate (67) is longer than the length between the pin shaft (66) and the extrusion inclined block (64) in an initial state, a protruding arc plate (68) is fixedly arranged on one side of the force application arc plate (67), the other end of the protruding arc plate (68) extends out of the arc plate cavity (65), and one end of the protruding arc plate (68) positioned outside the arc plate cavity (65) is arc-shaped; one end, far away from the pin shaft (66), of the force application arc plate (67) is arc-shaped, a second ball (69) is arranged on the arc surface, and one side, far away from the protruding arc plate (68), of the force application arc plate (67) is connected with one side of the arc plate cavity (65) through a ninth spring (70); the connecting mechanism further comprises an adjusting hole (71), the adjusting hole (71) is arranged on one side, close to the protruding arc plate (68), of the main chute (22) in a penetrating mode, and the adjusting hole (71) and the protruding arc plate (68) are located on the same horizontal plane; an adjusting screw (72) is arranged in the adjusting hole (71) in a penetrating and sliding manner, an extrusion lug (73) is fixedly arranged at one end of the adjusting screw (72) positioned in the main chute (22), and an adjusting nut (74) is arranged on the adjusting screw (72) in a threaded manner;

The extrusion mechanism comprises a pushing block (75), the pushing block (75) is fixedly arranged on the rotating main rod (32), and the pushing block (75) is annular; a middle oblique block (76) is slidably arranged on the side wall of the cavity; a vertical chute is formed on one side of the main chute (22) and one side of the connecting chute (26), and an extrusion block (77) is slidably arranged in the vertical chute; one side of the extrusion block (77) is fixedly connected with one end of the second push rod (17), the vertical part of the second push rod (17) is positioned in a limiting chute on the side wall of the outer box (1), and a fourth spring (78) is arranged between the bottom of the vertical part of the second push rod (17) and the bottom of the limiting chute; one side of the main sliding block (23) is fixedly provided with a force application block (79).

2. A storage tank suitable for liquid sample detection according to claim 1, characterized in that the liquid storage tank (2) is fixedly arranged on the inner top wall of the outer box (1) at a position close to one side, a liquid inlet pipe (4) is arranged on the top wall of the liquid storage tank (2) in a penetrating way, and the top end of the liquid inlet pipe (4) penetrates through the top wall of the outer box (1) to extend out to the upper side of the outer box (1).

3. A storage tank suitable for liquid sample detection according to claim 1, characterized in that the front side of the outer tank (1) is provided with a discharge opening (80) and a material taking opening (81) in a penetrating way.