CN114803116B

CN114803116B - Kit

Info

Publication number: CN114803116B
Application number: CN202210604080.6A
Authority: CN
Inventors: 朱艾妮; 李光韬
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2024-11-15
Anticipated expiration: 2042-05-31
Also published as: CN114803116A

Abstract

The invention discloses a kit, which comprises a box body, wherein the bottom of the box body is rotationally connected with a left rotating shaft, a left sprocket is fixedly arranged on the left rotating shaft, the bottom of the box body is provided with a right protruding shaft, a right sprocket is rotationally connected on the right protruding shaft, a chain is arranged between the left sprocket and the right sprocket, the upper end of each hinge shaft of the chain is provided with a bearing tube, and test tubes are arranged in the bearing tubes through positioning components; the top plate of the box body is provided with a window near the front side, the front side wall of the box body is provided with an inclined plate below the window, and the inclined plate is fixedly provided with a reflecting lens; the top plate of the box body is provided with a cover plate component close to the window, the cover plate component comprises a flip cover, and the flip cover is provided with a track section; the upper end of each test tube is provided with a plug cover, and a track groove is formed in the plug cover; a driving component is arranged on the top plate of the box body; the kit is simple in structure and convenient for reagent management and taking and placing.

Description

Kit

Technical Field

The invention relates to the technical field of kits, in particular to a kit.

Background

The kit is a device for containing one or more reagents for chemical analysis, is a common laboratory product, is an extremely effective detection means by detecting corresponding reagents in the kit, and has the advantages of accuracy, stability, no resource waste, time and labor saving and the like because the kit is used for detection, so that the kit is widely applied in the fields of chemical industry, medicine, food biology, medical clinic and the like, but the following problems often occur in the use of the existing kit:

1. When the existing kit is used, because the space of the kit is limited, the contained reagents are more, so that test tubes containing the reagents need to be taken out from the kit to be checked one by one for identification when the reagents are searched in the kit, and the mode has large workload and wastes time;

2. the reagent kit has the advantages that as the reagent types stored in the kit are more, a plug is required to be additionally arranged on the test tube to prevent leakage, but the manual plug is easy to forget, and a certain danger exists when the plug is plugged in;

3. When the reagent is put in the reagent kit, the reagent leakage easily occurs due to mutual collision between the test tubes.

Disclosure of Invention

The invention aims to provide a kit which is simple in structure and convenient for reagent management and taking and placing.

In order to achieve the above purpose, the present invention provides the following technical solutions: the kit comprises a kit body, wherein the bottom of the kit body is rotationally connected with a left rotating shaft, a left chain wheel is fixedly arranged on the left rotating shaft, a right protruding shaft is arranged at the bottom of the kit body, a right chain wheel is rotationally connected on the right protruding shaft, a chain is arranged between the left chain wheel and the right chain wheel, a bearing tube is arranged at the upper end of each hinge shaft of the chain, and test tubes are arranged in the bearing tubes through positioning assemblies; the top plate of the box body is provided with a window close to the front side, the front side wall of the box body is provided with an inclined plate below the window, and a reflecting lens positioned right below the window is fixedly arranged on the inclined plate; when the bearing tube rotates to a position opposite to the reflector, the labels on the test tube can be seen through the reflector through the window; the top plate of the box body is provided with a cover plate component close to the window, the cover plate component comprises a flip cover, and the flip cover is provided with a track section; the upper end of each test tube is provided with a plug cover for sealing the upper end of the test tube, and a track groove for connecting with the track section is arranged in the plug cover; when the bearing tube drives the test tube to rotate to a position opposite to the reflecting lens, a plug cover of the test tube in the bearing tube slides onto the track section; a driving assembly is arranged on the top plate of the box body, and when the driving assembly is positioned at a first position, the driving assembly drives the chain to rotate; when the driving assembly is in the second position, the driving assembly drives the cover plate assembly to open and then drives the bearing tube to move upwards, and when the bearing tube moves upwards to the upper end position, the positioning assembly releases the test tube.

Further, the driving assembly comprises a driving shaft, the driving shaft is rotationally connected in a top plate of the box body along the vertical direction, the upper end of the driving shaft extends out of the box body and is fixedly provided with a knob, the lower end of the driving shaft is positioned in the box body and is fixedly provided with a driving gear, a first gear is fixedly arranged on the left rotating shaft, a first transmission shaft parallel to the driving shaft is rotationally connected between the top plate and the bottom in the box body, a second gear is fixedly arranged on the first transmission shaft, and when the driving assembly is positioned at a first position, the driving gear is meshed with the first gear; the drive gear is engaged with the second gear when the drive assembly is in the second position.

Further, an intermediate plate is arranged between the left rotating shaft and the right protruding shaft in the box body, a second transmission shaft which is arranged along the left-right direction is connected in the intermediate plate in a rotating mode, the left end of the second transmission shaft is positioned on the left side of the intermediate plate and is fixedly provided with a first bevel gear, and a second bevel gear which is meshed with the first bevel gear is fixedly arranged on the first transmission shaft; the right end of the second transmission shaft is rotationally connected with a rotating plate parallel to the middle plate, the upper end of the rotating plate is rotationally connected with an upper rotating shaft, and the lower end of the rotating plate is rotationally connected with a lower rotating shaft; an intermediate synchronizing wheel is fixedly arranged at one end of the second transmission shaft extending out of the rotating plate, an upper synchronizing wheel is fixedly arranged at one end of the upper rotating shaft, an upper gear is fixedly arranged at the other end of the upper rotating shaft, a lower synchronizing wheel is fixedly arranged at one end of the lower rotating shaft, and a lower gear is fixedly arranged at the other end of the lower rotating shaft; a synchronous belt is arranged among the middle synchronous wheel, the upper synchronous wheel and the lower synchronous wheel, and when the middle synchronous wheel rotates, the upper synchronous wheel and the lower synchronous wheel are driven to synchronously rotate by the synchronous belt; an upper sliding block assembly connected with the cover plate assembly is arranged in the box body at the position, close to the front side, of the middle plate, a lower sliding block assembly is arranged right below the upper sliding block assembly in the box body, and the lower sliding block assembly is used for driving a bearing pipe which is rotated to be opposite to the position of the reflecting lens to move upwards; the box body is internally provided with a switching assembly, when the upper sliding block assembly moves upwards to the upper end position, the switching assembly controls the lower gear to be connected with the lower sliding block assembly and the upper gear to be disconnected with the upper sliding block assembly, and when the lower sliding block assembly moves downwards to the lower end position, the switching assembly controls the lower gear to be disconnected with the lower sliding block assembly and the upper gear to be connected with the upper sliding block assembly.

Further, the cover plate assembly further comprises a connecting plate arranged at the end part of the flip cover, an upper convex column and a lower convex column are arranged on the side wall of the middle plate, the upper convex column is positioned right above the lower convex column, an upper vertical groove into which the upper convex column extends and a lower vertical groove into which the lower convex column extends are arranged on the connecting plate, and an arc-shaped groove communicated with the lower end of the upper vertical groove is arranged in the connecting plate; the outer side of the connecting plate is provided with an arc surface, and the middle plate is provided with a pin matched with the arc surface; when the flip cover is in the closed position, the upper convex column is positioned at the upper end of the upper vertical groove, and the lower convex column is positioned at the upper end of the lower vertical groove; when the flip is opened, the upper sliding block assembly drives the connecting plate to move upwards to the upper end position, so that the upper protruding column is located at the lower end of the upper vertical groove, the lower protruding column is located at the lower end of the lower vertical groove, and then the upper sliding block assembly continues to drive the connecting plate upwards to rotate around the lower protruding column, so that the upper protruding column enters the arc-shaped groove and the pin is abutted against the arc-shaped surface.

Further, the upper sliding block assembly comprises an upper sliding block, the upper sliding block is connected to the middle plate in a sliding manner along the vertical direction, an upper toothed plate used for being meshed with the upper gear is arranged on the side face of the upper gear of the upper sliding block, a connecting rod is arranged between the upper sliding block and the connecting plate, and the connecting plate is driven to drive the flip to turn through the connecting rod when the upper sliding block slides up and down; the middle plate is provided with a positioning hole, a positioning ball and a positioning spring for forcing the positioning ball to press the upper sliding block are arranged in the positioning hole, a positioning groove is formed in the side face of the upper sliding block, when the upper sliding block moves upwards to the upper end position, the positioning ball enters the positioning groove under the action of the positioning spring, and the connecting rod drives the connecting plate to drive the flip to rotate to the fully opened position.

Further, the lower slider assembly comprises a lower slider, a vertical sliding rod with a square section is arranged right below the upper slider in the box body, the lower slider is connected to the vertical sliding rod in a sliding manner along the vertical direction, a lower toothed plate used for being meshed with a lower gear is arranged on the side face of the lower slider, which faces the lower gear, a magnet is arranged right below a hinge shaft of the chain, and the magnet is used for being attracted with the lower end of the hinge shaft of the chain.

Further, the switching assembly comprises a control rod which is connected in the middle plate in a sliding manner along the vertical direction, a swinging rod is hinged to the middle plate, a first sliding hole is formed in the swinging rod, and a piston rod and a first spring for forcing the piston rod to abut against the rotating plate are arranged in the first sliding hole; a movable groove is arranged in the control rod, and a protruding block extending into the movable groove is arranged at the end part of the swinging rod; the upper end of the control rod is provided with an upper protruding rod above the upper sliding block in an extending manner, and the lower end of the control rod is provided with a lower protruding rod below the lower sliding block in an extending manner; when the upper sliding block moves upwards to the upper end position, the upper sliding block drives the control rod to move to the upper end position through the upper protruding rod, the control rod drives the swinging rod to drive the rotating plate to turn over, the upper gear is disengaged from the upper toothed plate, and the lower gear is engaged with the lower toothed plate; when the lower sliding block moves downwards to the lower end position, the lower sliding block drives the control rod to move to the lower end position through the lower convex rod, the control rod drives the swinging rod to drive the rotating plate to turn over, the upper gear is meshed with the upper toothed plate, and the lower gear is disengaged from the lower toothed plate; the switching assembly is arranged to realize the switching of the upper gear and the lower gear, thereby realizing the control of the upward or downward movement of the bearing tube.

Further, the positioning assembly comprises a claw, the side wall of the inner hole of the bearing pipe is provided with a mounting groove, the claw is hinged in the mounting groove, and a spring piece for forcing the claw to extend into the mounting groove is arranged in the mounting groove; the upper end of the bearing pipe is provided with a ring groove, a ring block is connected in the ring groove in a sliding way along the axial direction of the bearing pipe, and the lower end of the ring block is provided with an annular convex plate extending into the mounting groove; when the bearing pipe moves upwards to the upper end position, the ring block is retracted downwards into the annular groove under the action of the top plate of the box body, and the ring block drives the annular convex plate to push the clamping jaw downwards to turn over in the mounting groove; the setting locating component can guarantee on the one hand that the test tube can not appear not hard up when bearing the intraductal, and on the other hand when flip drives cock cap upward movement, guarantees that the test tube can not follow upward movement, and when bearing the intraductal upward movement of pipe to upper end position, locating component loosens the test tube to can conveniently take out the test tube from bearing in the intraductal.

Advantageous effects

Compared with the prior art, the technical scheme of the invention has the following advantages:

1. the test tube is placed in the bearing tubes, the bearing tubes are linked through the chain, and meanwhile, the reflecting lenses are arranged in the kit, so that the labels attached to the outer wall of the test tube can be seen at the window arranged on the kit body, and the required reagent can be selected rapidly;

2. The test tubes are placed in the bearing tube, and the required reagent test tubes are taken out in an ejection mode, so that collision between the test tubes caused by manual placement is avoided, and the test tubes are protected;

3. the plug cover on the test tube is driven to be pulled out and removed when the flip cover is opened, and then the plug cover on the test tube is driven to be moved to the upper part of the test tube and then to be installed in a descending way when the flip cover is closed, so that the plug cover can be installed through the switch of the flip cover, reagent leakage is prevented, and danger caused by manual installation is avoided;

4. The working position of the driving shaft can be changed by pushing and pulling the knob up and down, so that the actions of selecting test tubes, taking out and withdrawing the test tubes can be completed by rotating one knob, and the operation is convenient.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3is a cross-sectional view taken along the direction A-A in FIG. 1 in accordance with the present invention;

FIG. 4 is a cross-sectional view taken along the direction B-B in FIG. 2 in accordance with the present invention;

FIG. 5 is a cross-sectional view taken along the direction C-C in FIG. 4 in accordance with the present invention;

FIG. 6 is a cross-sectional view taken along the direction A-A in FIG. 1 after the flip-up of the present invention;

FIG. 7 is a cross-sectional view taken along the direction A-A in FIG. 1 with the flip cover of the present invention flipped open;

FIG. 8 is a cross-sectional view taken along the direction A-A in FIG. 1 after the test tube of the present invention has been ejected;

FIG. 9 is an enlarged view of the invention at I in FIG. 3;

FIG. 10 is an enlarged view of the invention at II in FIG. 6;

FIG. 11 is an enlarged view of the invention at III in FIG. 7;

fig. 12 is an enlarged view of the invention at IV in fig. 9.

Detailed Description

Referring to fig. 1-12, a kit comprises a box body 1, wherein the bottom of the box body 1 is rotatably connected with a left rotating shaft 28, a left chain wheel 71 is fixedly arranged on the left rotating shaft 28, a right protruding shaft 28a is arranged at the bottom of the box body 1, a right chain wheel 72 is rotatably connected on the right protruding shaft 28a, a chain 6 is arranged between the left chain wheel 71 and the right chain wheel 72, a bearing tube 41 is arranged at the upper end of each hinge shaft 411 of the chain 6, and test tubes 8 are arranged in the bearing tubes 41 through positioning components; the top plate 1a of the box body 1 is provided with a window 11 near the front side, the front side wall of the box body 1 is provided with an inclined plate 1b below the window 11, and the inclined plate 1b is fixedly provided with a reflecting lens 12 positioned right below the window 11; when the carrying tube 41 is rotated to a position opposite to the reflector 12, the label on the test tube 8 can be seen by the reflector 12 through the window 11; the top plate 1a of the box body 1 is provided with a cover plate component close to the window 11, and the cover plate component comprises a flip cover 5; the flip cover 5 is provided with a track section 51; the upper end of each test tube 8 is provided with a plug cover 9 for sealing the upper end of the test tube 8, and a track groove 91 for connecting with the track section 51 is arranged in the plug cover 9; when the bearing tube 41 drives the test tube 8 to rotate to a position opposite to the reflecting lens 12, the plug cover 9 of the test tube 8 in the bearing tube 41 slides onto the track section 51; a driving component is arranged on the top plate of the box body 1, and when the driving component is positioned at a first position, the driving component drives the chain 6 to rotate; when the drive assembly is in the second position, the drive assembly drives the cover plate assembly to open and then drives the carrier tube 41 to move upwards, and when the carrier tube 41 moves upwards to the upper end position, the positioning assembly releases the test tube 8.

The driving assembly comprises a driving shaft 27, the driving shaft 27 is rotatably connected in the top plate 1a of the box body 1 along the vertical direction, the upper end of the driving shaft 27 extends out of the box body 1 and is fixedly provided with a knob 21, the lower end of the driving shaft is positioned in the box body 1 and is fixedly provided with a driving gear 22, a first gear 23 is fixedly arranged on a left rotating shaft 28, a first transmission shaft 29 parallel to the driving shaft 27 is rotatably connected between the top plate 1a and the bottom of the box body 1, a second gear 24 is fixedly arranged on the first transmission shaft 29, and when the driving assembly is positioned at a first position, the driving gear 22 is meshed with the first gear 23; when the drive assembly is in the second position, the drive gear 22 is meshed with the second gear 24.

An intermediate plate 1c is arranged between the left rotating shaft 28 and the right protruding shaft 28a in the box body 1, a second transmission shaft 1d arranged along the left-right direction is rotationally connected to the intermediate plate 1c, the left end of the second transmission shaft 1d is positioned at the left side of the intermediate plate 1c and is fixedly provided with a first bevel gear 26, and a second bevel gear 25 meshed with the first bevel gear 26 is fixedly arranged on the first transmission shaft 29; the right end of the second transmission shaft 1d is rotatably connected with a rotating plate 311 parallel to the middle plate 1c, the upper end of the rotating plate 311 is rotatably connected with an upper rotating shaft 3a, and the lower end of the rotating plate 311 is rotatably connected with a lower rotating shaft 3b; an intermediate synchronizing wheel 312 is fixedly arranged at one end of the second transmission shaft 1d extending out of the rotating plate 311, an upper synchronizing wheel 314 is fixedly arranged at one end of the upper rotating shaft 3a, an upper gear 316 is fixedly arranged at the other end of the upper rotating shaft, a lower synchronizing wheel 313 is fixedly arranged at one end of the lower rotating shaft 3b, and a lower gear 317 is fixedly arranged at the other end of the lower rotating shaft; a synchronous belt 315 is arranged among the middle synchronous wheel 312, the upper synchronous wheel 314 and the lower synchronous wheel 313, and when the middle synchronous wheel 312 rotates, the upper synchronous wheel 314 and the lower synchronous wheel 313 are driven to synchronously rotate by the synchronous belt 315; an upper sliding block component connected with a cover plate component is arranged in the box body 1 at the position, close to the front side, of the middle plate 1c, a lower sliding block component is arranged right below the upper sliding block component in the box body 1, and the lower sliding block component is used for driving a bearing pipe 41 which is rotated to a position opposite to the reflecting lens 12 to move upwards; the box body 1 is internally provided with a switching component, when the upper sliding block component moves upwards to an upper end position, the switching component controls the lower gear 317 to be connected with the lower sliding block component and the upper gear 316 to be disconnected with the upper sliding block component, and when the lower sliding block component moves downwards to a lower end position, the switching component controls the lower gear 317 to be disconnected with the lower sliding block component and the upper gear 316 to be connected with the upper sliding block component.

The cover plate assembly further comprises a connecting plate 5a arranged at the end part of the flip cover 5, an upper convex column 55 and a lower convex column 56 are arranged on the side wall of the middle plate 1c, the upper convex column 55 is positioned right above the lower convex column 56, an upper vertical groove 522 into which the upper convex column 55 extends and a lower vertical groove 53 into which the lower convex column 56 extends are arranged on the connecting plate 5a, and an arc-shaped groove 521 communicated with the lower end of the upper vertical groove 522 is arranged in the connecting plate 5 a; the outer side of the connecting plate 5a is provided with an arc-shaped surface 54, and the middle plate 1c is provided with a pin 57 matched with the arc-shaped surface 54; when the flip cover 5 is in the closed position, the upper protruding column 55 is located at the upper end of the upper vertical groove 522, and the lower protruding column 56 is located at the upper end of the lower vertical groove 53; when the flip cover 5 is opened, the upper slider assembly drives the connecting plate 5a to move upwards to the upper end position, so that the upper protruding column 55 is located at the lower end of the upper vertical groove 522, the lower protruding column 56 is located at the lower end of the lower vertical groove 53, and then the upper slider assembly continues to drive the connecting plate 5a to rotate around the lower protruding column 56 upwards, so that the upper protruding column 55 enters the arc-shaped groove 521 and the pin 57 abuts against the arc-shaped surface 54.

The upper sliding block assembly comprises an upper sliding block 34, the upper sliding block 34 is connected to the middle plate 1c in a sliding manner along the vertical direction, an upper toothed plate 341 used for being meshed with the upper gear 316 is arranged on the side surface of the upper sliding block 34 facing the upper gear 316, a connecting rod 36 is arranged between the upper sliding block 34 and the connecting plate 5a, and the connecting plate 5a is driven by the connecting rod 36 to drive the flip 5 to turn when the upper sliding block 34 slides up and down; the middle plate 1c is provided with a positioning hole 34a, a positioning ball 35 and a positioning spring 34b for forcing the positioning ball 35 to press against the upper sliding block 34 are arranged in the positioning hole 34a, a positioning groove 342 is arranged on the side surface of the upper sliding block 34, when the upper sliding block moves upwards to the upper end position, the positioning ball 35 enters the positioning groove 342 under the action of the positioning spring 34b, and the connecting rod 36 drives the connecting plate 5a to drive the flip 5 to rotate to the fully opened position.

The lower slider assembly comprises a lower slider 37, a vertical sliding rod 13 with a square section is arranged right below the upper slider 34 in the box body 1, the lower slider 37 is connected to the vertical sliding rod 13 in a sliding manner along the vertical direction, a lower toothed plate 371 used for being meshed with the lower gear 317 is arranged on the side face of the lower slider 37 facing the lower gear 317, a magnet 372 is arranged right below the hinge shaft 411 of the chain 6, and the magnet 372 is used for being attracted to the lower end of the hinge shaft 411 of the chain 6.

The switching assembly comprises a control rod 33, wherein the control rod 33 is slidably connected in the middle plate 1c along the vertical direction, a swinging rod 321 is hinged on the middle plate 1c, a first sliding hole 32a is arranged in the swinging rod 321, a piston rod 322 and a first spring 323 for forcing the piston rod 322 to abut against the rotating plate 311 are arranged in the first sliding hole 32 a; a movable groove 331 is arranged in the control rod 33, and a protruding block 325 extending into the movable groove 331 is arranged at the end part of the swinging rod 321; the upper end of the control rod 33 is provided with an upper protruding rod 33a above the upper sliding block 34 in an extending manner, and the lower end of the control rod 33 is provided with a lower protruding rod 33b below the lower sliding block 37 in an extending manner; when the upper sliding block 34 moves upwards to the upper end position, the upper sliding block 34 drives the control rod 33 to move to the upper end position through the upper protruding rod 33a, the control rod 33 drives the swinging rod 321 to drive the rotating plate 311 to turn over, the upper gear 316 is disengaged from the upper toothed plate 341, and the lower gear 317 is engaged with the lower toothed plate 371; when the lower slider 37 moves downward to the lower end position, the lower slider 37 drives the control lever 33 to move to the lower end position through the lower protruding rod 33b, the control lever 33 drives the swing lever 321 to drive the rotating plate 311 to turn over, the upper gear 316 is engaged with the upper toothed plate 341, and the lower gear 317 is disengaged from the lower toothed plate 371.

In this embodiment, the positioning assembly includes a claw 43, a mounting groove 41a is provided on a side wall of the inner hole of the carrier tube 41, the claw 43 is hinged in the mounting groove 41a, and a spring plate 44 for forcing the claw 43 to extend into the mounting groove 41a is provided in the mounting groove 41 a; the upper end of the bearing tube 41 is provided with a ring groove 41b, a ring block 42 is connected in the ring groove 41b in a sliding manner along the axial direction of the bearing tube 41, and the lower end of the ring block 42 is provided with an annular convex plate 42a extending into the mounting groove 41 a; when the carrier tube 41 moves upward to the upper end position, the ring block 42 is retracted downward into the ring groove 41b under the action of the top plate of the box body 1, and the ring block 42 drives the annular convex plate 42a to push the claw 43 downward to turn over into the mounting groove 41 a.

As shown in fig. 3, in the internal structure of the present invention, when the reagent in the reagent kit is required to be tested, the knob 21 is pulled out upwards to the position shown in fig. 3 and 4, at this time, the driving assembly is at the first position, the driving gear 22 is meshed with the first gear 23, the knob 21 is rotated, the driving gear 22 is driven to rotate by the driving shaft 27, the driving gear 22 drives the left rotating shaft 28 by the first gear 23, the left rotating shaft 28 drives the left sprocket 71 to rotate, and then drives the chain 6 to rotate, because the test tube 8 is placed in the carrier tube 41, the hinge shaft 411 of the chain 6 slides in the vertical direction, so that the chain 6 operates to drive the carrier tube 41 to follow, and because the track groove 91 on the plug 9 cooperates with the track section 51, the top plate 1a of the kit body 1 does not influence the movement of the test tube 8, the label on the test tube 8 can be observed through the reflection of the reflective lens 12, and when the test tube 8 for the required reagent is stopped in front of the reflective lens 12, the knob 21 is stopped.

Then, the knob 21 is pushed downward, so that the driving gear 22 is meshed with the second gear 24, and the first bevel gear 26 and the second bevel gear 25 are meshed, so that the rotary knob 21 can drive the middle synchronizing wheel 312 to rotate, and the middle synchronizing wheel 312, the lower synchronizing wheel 313 and the upper synchronizing wheel 314 are driven by the synchronous belt 315, so that the rotary knob 21 can simultaneously drive the upper gear 316 and the lower gear 317 to rotate, and the upper gear 316 and the upper toothed plate 341 are meshed to drive the upper sliding block 34 to slide upwards, and the upper protruding column 55 slides in the upper vertical groove 522, and the lower protruding column 56 slides in the lower vertical groove 53, so that the upper sliding block 34 pushes the connecting plate 5a to slide upwards through the connecting rod 36, and the connecting plate 5a drives the flip cover 5 to move upwards. Because the elastic sheet 44 pushes the claw 43 to clamp the test tube 8 in the bearing tube 41, the track section 51 is matched with the track groove 91, the flip cover 5 is lifted to drive the plug cover 9 to lift, the plug cover 9 is pulled out, when the flip cover 5 is lifted to the position shown in fig. 6, the upper convex column 55 enters the arc-shaped groove 521, the arc-shaped surface 54 is attached to the pin 57, so that the upper sliding block 34 is continuously lifted to push the connecting plate 5a to rotate around the lower convex column 56 through the connecting rod 36, the flip cover 5 is turned over, the flip cover 5 is opened to drive the plug cover 9 to leave the test tube 8 (shown in fig. 7), at the moment, because the upper sliding block 34 is lifted to drive the control rod 33 to lift to the upper end position through the upper convex rod 33a, and because the convex block 325 slides in the movable groove 331, the control rod 33 is lifted to drive the front end of the swinging rod 321 to swing downwards to pass through the dead point, the piston rod 322 pushes the swinging rod 321 to swing continuously under the action of the first spring 323, the rotating plate 311 is pushed to rotate, the upper gear 316 is separated from the upper toothed plate 341, the upper sliding block 34 is positioned through the positioning ball 35, meanwhile, the lower gear 317 is meshed with the lower toothed plate 371, the knob 21 is continuously rotated, the lower gear 317 is driven to rotate, the lower toothed plate 371 is driven to lift, the lower sliding block 37 is driven to lift along the vertical sliding rod 13, the hinge shaft 411 of the chain 6 is pushed to lift, the test tube 8 is pushed out of the box body 1, when the ring block 42 is contacted with the box body 1, the annular convex plate 42a on the ring block 42 pushes the claw 43 to overcome the rotation of the elastic sheet 44, the test tube 8 is loosened (as shown in fig. 8), and the test tube 8 can be taken out.

After the test tube 8 is used, the test tube 8 can be reinserted into the bearing tube 41, the reversing knob 21 drives the lower gear 317 to rotate, the lower toothed plate 371 drives the lower sliding block 37 to descend, the bearing tube 41 is pulled to descend together due to the action of the magnet 372, when the lower sliding block 37 touches the lower convex rod 33b, the control rod 33 is pushed to move downwards, the left end of the swinging rod 321 is driven to swing upwards to pass through the dead point, the piston rod 322 is pushed to continue swinging by the first spring 323, the rotating plate 311 is pushed to rotate, the lower gear 317 is separated from the lower toothed plate 371, the upper gear 316 is meshed with the upper toothed plate 341, the reversing knob 21 is continuously driven to move downwards, the connecting plate 5a is pulled to rotate around the lower convex column 56 to the position shown in fig. 6 through the connecting rod 36, the upper sliding block 34 is continuously descended, the upper convex column 55 slides in the upper vertical groove 522, the lower convex column 56 slides in the lower vertical groove 53, the flip cover 5 is driven to descend, and the plug 9 is plugged at the opening of the test tube 8, and the action is completed.

The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the scope of the invention.

Claims

1. A test kit, comprising a box body, characterized in that the bottom of the box body is rotatably connected to a left rotating shaft, the left rotating shaft is fixedly provided with a left sprocket, the bottom of the box body is provided with a right convex shaft, the right convex shaft is rotatably connected to a right sprocket, a chain is provided between the left sprocket and the right sprocket, each hinge shaft of the chain is provided with a carrying tube at the upper end, and a test tube is provided in the carrying tube through a positioning assembly; the top plate of the box body is provided with a window near the front side, the front side wall of the box body is provided with an inclined plate below the window, and a reflective lens located directly below the window is fixedly provided on the inclined plate; when the carrying tube is rotated to a position facing the reflective lens, the label on the test tube can be seen by the reflective lens through the window; the The top plate of the box body is provided with a cover assembly near the window, and the cover assembly includes a flip cover, and the flip cover is provided with a track section; the upper end of each test tube is provided with a plug cover for sealing the upper end of the test tube, and the plug cover is provided with a track groove for connecting with the track section; when the carrier tube drives the test tube to rotate to a position facing the reflective lens, the plug cover of the test tube located in the carrier tube slides onto the track section; the top plate of the box body is provided with a driving assembly, and when the driving assembly is in the first position, the driving assembly drives the chain to rotate; when the driving assembly is in the second position, the driving assembly first drives the cover assembly to open and then drives the carrier tube to move upward, and when the carrier tube moves upward to the upper end position, the positioning assembly releases the test tube;

The driving assembly comprises a driving shaft, which is rotatably connected in the top plate of the box body in the vertical direction, the upper end of the driving shaft protrudes out of the box body and is fixedly provided with a knob, the lower end is located in the box body and is fixedly provided with a driving gear, the left rotating shaft is fixedly provided with a first gear, a first transmission shaft parallel to the driving shaft is rotatably connected between the top plate and the bottom of the box body, the first transmission shaft is fixedly provided with a second gear, when the driving assembly is in the first position, the driving gear is meshed with the first gear; when the driving assembly is in the second position, the driving gear is meshed with the second gear;

The box body is provided with an intermediate plate between the left rotating shaft and the right convex shaft, and the intermediate plate is rotatably connected with a second transmission shaft arranged along the left and right directions. The left end of the second transmission shaft is located on the left side of the intermediate plate and is fixedly provided with a first bevel gear, and the first transmission shaft is fixedly provided with a second bevel gear meshing with the first bevel gear; the right end of the second transmission shaft is rotatably connected with a rotating plate parallel to the intermediate plate, the upper end of the rotating plate is rotatably connected with the upper rotating shaft, and the lower end is rotatably connected with the lower rotating shaft; one end of the second transmission shaft extending out of the rotating plate is fixedly provided with an intermediate synchronous wheel, one end of the upper rotating shaft is fixedly provided with an upper synchronous wheel, and the other end is fixedly provided with an upper gear; the intermediate synchronous wheel, A synchronous belt is provided between the upper synchronous wheel and the lower synchronous wheel. When the middle synchronous wheel rotates, the upper synchronous wheel and the lower synchronous wheel are driven to rotate synchronously through the synchronous belt. An upper slider assembly connected to the cover assembly is provided in the box body near the front side of the middle plate. A lower slider assembly is provided in the box body just below the upper slider assembly. The lower slider assembly is used to drive the bearing tube rotated to the position facing the reflective lens to move upward. A switching assembly is provided in the box body. When the upper slider assembly moves upward to the upper end position, the switching assembly controls the lower gear to connect with the lower fast assembly and the upper gear to disconnect from the upper slider assembly. When the lower slider assembly moves downward to the lower end position, the switching assembly controls the lower gear to disconnect from the lower fast assembly and the upper gear to connect with the upper slider assembly.

The cover plate assembly also includes a connecting plate arranged at the end of the flip cover, the side wall of the middle plate is provided with an upper boss and a lower boss, the upper boss is located directly above the lower boss, the connecting plate is provided with an upper vertical groove for the upper boss to extend into, and a lower vertical groove for the lower boss to extend into, and an arc groove connected to the lower end of the upper vertical groove is provided in the connecting plate; the outer side of the connecting plate is provided with an arc surface, and the middle plate is provided with a column pin that matches the arc surface;

The upper slider assembly comprises an upper sliding block, which is slidably connected to the middle plate in the vertical direction, and an upper tooth plate for meshing with the upper gear is provided on the side of the upper sliding block facing the upper gear, and a connecting rod is provided between the upper sliding block and the connecting plate, and when the upper sliding block slides up and down, the connecting plate is driven by the connecting rod to drive the flip cover to flip; a positioning hole is provided on the middle plate, and a positioning ball and a positioning spring for forcing the positioning ball to press the upper sliding block are provided in the positioning hole;

The lower slider assembly includes a lower sliding block, a vertical sliding rod with a square cross section is provided in the box body just below the upper sliding block, the lower sliding block is slidably connected to the vertical sliding rod along the vertical direction, the lower sliding block is provided with a lower tooth plate for meshing with the lower gear on the side facing the lower gear, and the lower sliding block is provided with a magnet just below the hinge shaft of the chain, and the magnet is used to be attracted to the lower end of the hinge shaft of the chain;

The switching assembly includes a control rod, which is slidably connected in the middle plate in the vertical direction, and a swing rod is hinged on the middle plate, a first sliding hole is provided in the swing rod, a piston rod and a first spring for forcing the piston rod to contact the rotating plate are provided in the first sliding hole; a movable groove is provided in the control rod, and a convex block extending into the movable groove is provided at the end of the swing rod; an upper convex rod located above the upper sliding block is extended from the upper end of the control rod, and a lower convex rod located below the lower sliding block is extended from the lower end;

The positioning assembly includes a claw, a mounting groove is provided on the side wall of the inner hole of the supporting tube, the claw is hinged in the mounting groove, and a spring is provided in the mounting groove for forcing the claw to extend into the mounting groove; an annular groove is provided at the upper end of the supporting tube, a ring block is connected in the annular groove along the axial direction of the supporting tube, and an annular convex plate extending into the mounting groove is provided at the lower end of the ring block; when the supporting tube moves upward to the upper end position, the ring block retracts downward into the annular groove under the action of the top plate of the box body, and the ring block drives the annular convex plate downward to push the claw to flip into the mounting groove.

2. The test kit according to claim 1 is characterized in that a positioning groove is provided on the side of the upper sliding block. When the upper sliding block moves upward to the upper end position, the positioning ball enters the positioning groove under the action of the positioning spring, and the connecting rod drives the connecting plate to drive the flip cover to a fully open position.

3. The test kit according to claim 2, characterized in that when the flip cover is in the closed position, the upper boss is located at the upper end of the upper vertical groove, and the lower boss is located at the upper end of the lower vertical groove;

When the flip cover is opened, the upper slider assembly first drives the connecting plate to move upward to the upper end position, so that the upper boss is located at the lower end of the upper vertical groove and the lower boss is located at the lower end of the lower vertical groove. Then the upper slider assembly continues to drive the connecting plate upward to rotate around the lower boss, so that the upper boss enters the arc groove and the column pin contacts the arc surface.

4. The test kit according to claim 3 is characterized in that when the upper sliding block moves upward to the upper end position, the upper sliding block drives the control rod to move to the upper end position through the upper convex rod, the control rod drives the swing rod to drive the rotating plate to flip, the upper gear is disengaged from the upper tooth plate, and the lower gear is meshed with the lower tooth plate; when the lower sliding block moves downward to the lower end position, the lower sliding block drives the control rod to move to the lower end position through the lower convex rod, the control rod drives the swing rod to drive the rotating plate to flip, the upper gear is meshed with the upper tooth plate, and the lower gear is disengaged from the lower tooth plate.