CN218189244U

CN218189244U - Liquid adding diluting device for experiments

Info

Publication number: CN218189244U
Application number: CN202221484102.1U
Authority: CN
Inventors: 曲路下
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-14
Filing date: 2022-06-14
Publication date: 2023-01-03
Anticipated expiration: 2032-06-14

Abstract

The utility model discloses a liquid feeding diluting device for experiments relates to medical science experiment inspection technical field. The utility model discloses a L shaped plate, the inside wall of L shaped plate is constructed there is the spout. The utility model discloses a inside wall structure of L shaped plate has the spout, the slide can slide in the spout, be constructed with waist shape hole on the slide, the slide bar can slide in waist shape hole, actuating mechanism makes the slide bar slide in waist shape hole and L shape through-hole simultaneously when the drive slide slides in the spout, the injection tube is installed to the dismantlement formula on the slide bar, the elevating system who sets up on the slide bar can drive the piston and slide in the injection tube, the position that corresponds L shape through-hole bottom on the L shaped plate is provided with the beaker, can reach the purpose of solution in the repeated absorption beaker, the geneva mechanism that sets up in the mounting box can drive the rotation of test tube intermittent type formula, thereby let the solution in the injection tube dilute in instiling into different test tubes, it is big to have solved artifical error when diluting many samples simultaneously, the problem of inefficiency.

Description

Liquid adding diluting device for experiments

Technical Field

The utility model relates to a medical science experiment inspection technical field, concretely relates to liquid feeding diluting device for experiments.

Background

Medical testing is a science of microbiology, immunology, biochemistry, genetics, hematology, biophysics, cytology, etc. of materials taken from the human body to provide information for the prevention, diagnosis, treatment of human diseases and assessment of human health, through system learning, we will understand how to identify a person's blood type, determine whether a person is anemic, normal liver function, etc., which discipline requires the use of various photoelectric instruments and chemical reagents to complete experimental analysis.

In the cultivation experiment of carrying out the escherichia coli, need do the multiunit contrast experiment, that is to dilute many copies with the culture solution that contains the escherichia coli, put into again and cultivate under the different conditions, thereby it to the influence of environmental factor to the escherichia coli growth to reachd, in order to guarantee the accuracy of result, it is the same to need to guarantee the sample dilution concentration when preparation escherichia coli diluent usually, but operating personnel causes the problem that the error is big and inefficiency when diluting many copies of sample solution simultaneously easily, can not guarantee the accuracy of its result, consequently need design a liquid feeding diluting device for the experiment and solve this kind of problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: big and the inefficiency problem of error when the personnel dilute the escherichia coli sample for the solution, the utility model provides an add liquid diluting device for experiments.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides a liquid feeding diluting device for experiments, includes the L shaped plate, the inside wall of L shaped plate is constructed with the spout, the middle part of spout is constructed with L shape through-hole, sliding connection has the slide in the spout, the slope structure has the kidney shape hole on the slide, sliding connection has the slide bar in the kidney shape hole, the slide bar runs through L shape through-hole with the kidney shape hole, be provided with actuating mechanism on the slide, actuating mechanism is used for driving the slide slides along the spout, actuating mechanism is including setting firmly the fixed block on the L shaped plate, fixed mounting has first motor on the fixed block, the output shaft fixedly connected with first connecting plate of first motor, the one end that the output shaft was kept away from to first connecting plate rotates and is connected with the second connecting plate, the one end that the first connecting plate was kept away from to the second connecting plate with the lateral wall rotation of slide is connected, the test tube rack is characterized in that an injection tube is detachably mounted at one end, far away from the sliding plate, of the sliding rod, a piston is connected in the injection tube in a sliding mode, a lifting mechanism is arranged on the piston and used for driving the piston to slide in the injection tube, a beaker is arranged at the position, corresponding to the bottom of the L-shaped through hole, of the L-shaped plate, a mounting box is arranged on the L-shaped plate, a sheave mechanism is arranged inside the mounting box, an annular array is arranged on the sheave mechanism and provided with test tubes, the sheave mechanism is used for driving the test tubes to rotate intermittently, the sheave mechanism comprises a second motor and a driven sheave, the second motor is fixedly mounted at the bottom in the mounting box, the driven sheave is rotatably connected to the bottom in the mounting box, a driving dial is fixedly connected to an output shaft of the second motor, and the driving dial is meshed with the driven sheave.

Further, elevating system includes fixed mounting and is in third motor on the slide bar, the output shaft fixedly connected with dwang of third motor, the dwang is kept away from the one end sliding connection of third motor has the bar shaped plate, be constructed with on the bar shaped plate and be used for the bar hole that the dwang passed, the bottom of bar shaped plate with the tip dismantlement formula of piston is connected.

Further, one end of the piston, which is close to the strip-shaped plate, is provided with threads and is in threaded connection with the bottom of the strip-shaped plate.

Further, a mounting hole is formed in the sliding rod, and the injection cylinder is inserted into the mounting hole.

Further, a placement groove with an annular array is configured on the driven sheave, and the placement groove is used for placing the test tubes.

Furthermore, a plurality of shock absorbing pads are fixedly mounted at the bottom of the L-shaped plate.

The utility model has the advantages as follows:

the utility model discloses a inside wall structure of L shaped plate has the spout, the slide can slide in the spout, be constructed with waist shape hole on the slide, the slide bar can slide in waist shape hole, actuating mechanism makes the slide bar slide in waist shape hole and L shape through-hole simultaneously when the drive slide slides in the spout, the injection tube is installed to the dismantlement formula on the slide bar, the elevating system who sets up on the slide bar can drive the piston and slide in the injection tube, the position that corresponds L shape through-hole bottom on the L shaped plate is provided with the beaker, can reach the purpose of solution in the repeated absorption beaker, the geneva mechanism that sets up in the mounting box can drive the rotation of test tube intermittent type formula, thereby let the solution in the injection tube dilute in instiling into different test tubes, it is big to have solved artifical error when diluting many samples simultaneously, the problem of inefficiency.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of a partial perspective structure of the present invention;

FIG. 3 is a schematic perspective view of another part of the present invention;

fig. 4 is another schematic perspective view of the present invention.

Reference numerals are as follows: 1. an L-shaped plate; 2. a chute; 3. an L-shaped through hole; 4. a slide plate; 5. a kidney-shaped hole; 6. a slide bar; 7. a drive mechanism; 701. a fixed block; 702. a first motor; 703. a first connecting plate; 704. a second connecting plate; 8. an injection tube; 9. a piston; 10. a lifting mechanism; 1001. a third motor; 1002. rotating the rod; 1003. a strip plate; 11. a beaker; 12. mounting a box; 13. a sheave mechanism; 1301. a second motor; 1302. a driven sheave; 1303. an active drive plate; 14. a test tube; 15. a placement groove; 16. and placing the hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.

As shown in FIGS. 1-4, a liquid adding dilution device for experiments comprises an L-shaped plate 1,L, a sliding groove 2 is formed on the inner side wall of the plate 1, an L-shaped through hole 3 is formed in the middle of the sliding groove 2, a sliding plate 4 is connected in the sliding groove 2 in a sliding manner, a kidney-shaped hole 5 is formed in the sliding plate 4 in an inclined manner, a sliding rod 6 is connected in the kidney-shaped hole 5 in a sliding manner, the sliding rod 6 penetrates through the L-shaped through hole 3 and the kidney-shaped hole 5, a driving mechanism 7 is arranged on the sliding plate 4, the driving mechanism 7 is used for driving the sliding plate 4 to slide along the sliding groove 2, the driving mechanism 7 comprises a fixed block 701 fixedly arranged on the L-shaped plate 1, a first motor 702 is fixedly arranged on the fixed block 701, a first connecting plate 703 is fixedly connected to an output shaft of the first motor 702, a second connecting plate 704 is rotatably connected to one end of the first connecting plate 704, which is far away from the output shaft, one end of the second connecting plate 704 is rotatably connected to the side wall 703 of the sliding plate 4, an injection tube 8 is detachably mounted at one end, far away from a sliding plate 4, of a sliding rod 6, a piston 9 is connected in the injection tube 8 in a sliding mode, a lifting mechanism 10 is arranged on the piston 9 and used for driving the piston 9 to slide in the injection tube 8, a beaker 11 is arranged at a position, corresponding to the bottom of an L-shaped through hole 3, of an L-shaped plate 1, a mounting box 12 is arranged on the L-shaped plate 1, a sheave mechanism 13 is arranged inside the mounting box 12, test tubes 14 are arranged on the sheave mechanism 13 in an annular array mode, the sheave mechanism 13 is used for driving the test tubes 14 to rotate intermittently, the sheave mechanism 13 comprises a second motor 1301 fixedly mounted at the bottom in the mounting box 12 and a driven sheave 1302 rotatably connected to the bottom in the mounting box 12, a driving dial 1303 is fixedly connected to an output shaft of the second motor 1301, and the driving dial 1303 is meshed with the driven sheave 1302.

In some embodiments, a chute 2 is formed on the inner side wall of an L-shaped plate 1, a sliding plate 4 can slide in the chute 2, a kidney-shaped hole 5 is formed on the sliding plate 4, a sliding rod 6 can slide in the kidney-shaped hole 5, a driving mechanism 7 can drive the sliding plate 4 to slide in the chute 2, and simultaneously, the sliding rod 6 can slide in the kidney-shaped hole 5 and an L-shaped through hole 3, an injection tube 8 is detachably mounted on the sliding rod 6, a lifting mechanism 10 arranged on the sliding rod 6 can drive a piston 9 to slide in the injection tube 8, a beaker 11 is arranged on the L-shaped plate 1 at a position corresponding to the bottom of the L-shaped through hole 3, so that the purpose of repeatedly sucking the solution in the beaker 11 can be achieved, a geneva gear 13 arranged in a mounting box 12 can drive a test tube 14 to intermittently rotate, and thus the solution in the injection tube 8 can be dripped into different test tubes 14 for dilution, and the problems of large error and low efficiency when multiple samples are manually diluted at the same time can be solved; specifically, the method comprises the following steps: the working principle of the driving mechanism 7 during use is as follows: the first motor 702 that uses is servo motor, when first motor 702 during operation, the output shaft rotates and drives first connecting plate 703, second connecting plate 704 rotates, thereby drive slide 4 and slide left and right in spout 2, when slide 4 slides to spout 2 leftmost department, slide bar 6 slides to L shape through-hole 3 leftmost end, be in the bottommost end in kidney shape hole 5 simultaneously, first motor 702 stops this moment, elevating system 10 slowly stretches piston 9 to the highest point simultaneously, let injection tube 8 absorb the solution in beaker 11, the solution in beaker 11 is the sample that needs to dilute, when having inhaled solution, first motor 702 begins to work, the output shaft rotates and drives first connecting plate, second connecting plate 704 rotates, when drive slide 4 slides to spout 2 rightmost end, slide bar 6 slides to L shape through-hole 3 rightmost end, be in the top of kidney shape hole 5 simultaneously, first motor 702 stops working this moment, elevating system 10 slowly slides piston 9 to lowest department, at this moment, the solution that drops into injection tube 8 at this moment, hold test tube 14 in the test tube, use the working principle as dilution mechanism 13: when second motor 1301 during operation, the output shaft rotates and drives initiative driver plate 1303 and rotate, thereby drive driven sheave 1302 intermittent type and rotate, drive test tube 14 on the driven sheave 1302 simultaneously and carry out intermittent type and rotate, for more accurate control, first motor 702 and second motor 1301 during operation, can cooperate time relay to use, make slide 4 make a round trip in spout 2 horizontal slip, initiative driver plate 1303 just improved a week, test tube 14 has just rotated 60 degrees, so alright repeat the sample solution of absorbing beaker 11 and diluting in test tube 14, when the experiment of escherichia coli cultivation, can repeatedly prepare the diluent of many escherichia coli, and it is efficient than the manual preparation diluent.

As shown in fig. 2, in some embodiments, the lifting mechanism 10 includes a third motor 1001 fixedly mounted on the sliding rod 6, an output shaft of the third motor 1001 is fixedly connected with a rotating rod 1002, one end of the rotating rod 1002 far away from the third motor 1001 is slidably connected with a strip 1003, the strip 1003 is configured with a strip hole for the rotating rod 1002 to pass through, and the bottom of the strip 1003 is detachably connected with the end of the piston 9, specifically: the working principle of the lifting mechanism 10 when in use is as follows: third motor 1001 is servo motor, when third motor 1001 begins work, the output shaft rotates and drives dwang 1002 and rotate, dwang 1002 drives the lath 1003 and rotates when rotating, dwang 1002 slides in lath 1003 simultaneously, when lath 1003 rises to the highest, it is highest to drive piston 9 in 8 slides in the injection tube, in the slip process, solution in the beaker 11 can be absorb out to injection tube 8, third motor 1001 stall at this moment, when injection tube 8 moves to required position, third motor 1001 begins work, drive dwang 1002 at lath 1003 internal rotation, thereby drive piston 9 and slide in injection tube 8, when piston 9 slides to the lowest, solution in the injection tube 8 can be injected into test tube 14, for more accurate control, when third motor 1001 and first motor 702 work, can cooperate the time relay to use, when making slide bar 6 be in beaker 11 top and test tube 14 top, elevating system 10 begins work, so alright reach the purpose of absorbing solution and injection solution when the assigned position.

As shown in fig. 2, in some embodiments, one end of the piston 9 close to the strip 1003 is provided with a thread and is connected with the bottom of the strip 1003 by a thread, specifically: when all the solution is sucked up, the piston 9 can be detached from the strip 1003 for cleaning, and when the use is required, the piston 9 is mounted on the strip 1003.

As shown in fig. 2, in some embodiments, the slide rod 6 is configured with a placement hole 16, and the syringe 8 is inserted into the placement hole 16, specifically: after use, the syringe 8 is taken down from the placing hole 16 and cleaned, and the syringe 8 is inserted into the placing hole 16 after cleaning.

As shown in fig. 3, in some embodiments, the driven sheave 1302 is configured with an annular array of placement slots 15, the placement slots 15 being used for placing test tubes 14, specifically: when the dilution is completed, the test tube 14 can be removed from the placement tray 15 for further processing.

As shown in fig. 4, in some embodiments, a plurality of shock absorbing pads 17 are fixedly mounted on the bottom of the L-shaped plate 1, specifically: the device comprises a plurality of motors, and the bottom of the device is provided with a shock pad to reduce the vibration caused by the working of the motors.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a liquid feeding diluting device for experiments, includes L shaped plate (1), its characterized in that, the inside wall of L shaped plate (1) is constructed there is spout (2), the middle part of spout (2) is constructed L shape through-hole (3), sliding connection has slide (4) in spout (2), the slope structure has kidney shape hole (5) on slide (4), sliding connection has slide bar (6) in kidney shape hole (5), slide bar (6) run through L shape through-hole (3) with kidney shape hole (5), be provided with actuating mechanism (7) on slide (4), actuating mechanism (7) are used for the drive slide (4) are followed slide (2) slide spout, actuating mechanism (7) including set firmly in fixed block (701) on L shaped plate (1), fixed mounting has first motor (702) on fixed block (701), the output shaft fixedly connected with first connecting plate (703) of first motor (702), the one end rotation that first connecting plate (704) kept away from the output shaft is kept away from with slide bar (4) is installed the lateral wall (8) of injection cylinder (703), the one end dismantlement of injection cylinder (6), the test tube rack is characterized in that a piston (9) is connected in the injection tube (8) in a sliding manner, a lifting mechanism (10) is arranged on the piston (9), the lifting mechanism (10) is used for driving the piston (9) to slide in the injection tube (8), a beaker (11) is arranged on the L-shaped plate (1) corresponding to the bottom of the L-shaped through hole (3), a mounting box (12) is arranged on the L-shaped plate (1), a sheave mechanism (13) is arranged in the mounting box (12), test tubes (14) are arranged on the sheave mechanism (13) in an annular array manner, the sheave mechanism (13) is used for driving the test tubes (14) to rotate intermittently, the sheave mechanism (13) comprises a second motor (1301) fixedly mounted at the bottom in the mounting box (12) and a driven sheave (1301) rotatably connected to the bottom in the mounting box (12), an output shaft of the second motor (1301) is fixedly connected with a driving dial (1303), and the driving dial (1303) is meshed with the driven sheave (1302).

2. The liquid adding dilution device for the experiment according to claim 1, wherein the lifting mechanism (10) comprises a third motor (1001) fixedly mounted on the slide bar (6), an output shaft of the third motor (1001) is fixedly connected with a rotating rod (1002), one end of the rotating rod (1002), which is far away from the third motor (1001), is slidably connected with a strip-shaped plate (1003), a strip-shaped hole for the rotating rod (1002) to pass through is constructed in the strip-shaped plate (1003), and the bottom of the strip-shaped plate (1003) is detachably connected with the end of the piston (9).

3. A dilution unit as claimed in claim 2, characterised in that the end of the piston (9) close to the strip (1003) is threaded and is in threaded connection with the bottom of the strip (1003).

4. A liquid adding dilution apparatus for experiments according to claim 1, characterized in that the slide bar (6) is configured with a placement hole (16), and the injection tube (8) is inserted in the placement hole (16).

5. A dilution liquid adding device for experiments according to claim 1, characterized in that the driven sheave (1302) is configured with an annular array of placement grooves (15), and the placement grooves (15) are used for placing the test tubes (14).

6. A liquid adding dilution apparatus for experiments according to claim 1, wherein a plurality of shock absorbing pads (17) are fixedly mounted on the bottom of the L-shaped plate (1).