CN216778859U - Physical and chemical sample liquid adding device - Google Patents
Physical and chemical sample liquid adding device Download PDFInfo
- Publication number
- CN216778859U CN216778859U CN202220402070.XU CN202220402070U CN216778859U CN 216778859 U CN216778859 U CN 216778859U CN 202220402070 U CN202220402070 U CN 202220402070U CN 216778859 U CN216778859 U CN 216778859U
- Authority
- CN
- China
- Prior art keywords
- guide rail
- liquid adding
- needle
- liquid
- group
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Automatic Analysis And Handling Materials Therefor (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a physicochemical sample liquid adding device which comprises a driving mechanism and a liquid adding assembly, wherein the driving mechanism comprises a guide rail assembly, a stepping motor, a driving belt wheel and a driven belt wheel, the stepping motor is arranged at one end of the guide rail assembly, the stepping motor is rotationally connected with the driving belt wheel, the driven belt wheel is arranged at the other end of the guide rail assembly, a synchronous belt is sleeved between the driven belt wheel and the driving belt wheel, the liquid adding assembly is arranged on the synchronous belt and is slidably arranged at two ends of the guide rail assembly, and when the stepping motor works, the driving belt wheel drives the synchronous belt to perform flexible transmission so as to drive the liquid adding assembly at two ends of the guide rail assembly to ascend and descend. The utility model has small structure volume size and high space utilization rate in equipment, and can greatly reduce the use cost and improve the working efficiency when processing a large batch of samples.
Description
Technical Field
The utility model relates to the technical field of experimental instruments, in particular to a physical and chemical sample liquid adding device.
Background
In the prior art, there are two liquid adding modes for physical and chemical pretreatment, one is that in the process of physical and chemical pretreatment, a laboratory operator uses a handheld liquid shifter to complete solvent addition, standard storage solution addition and liquid separation of a sample tube, but the whole operation flow has many steps for liquid adding and separation, the manual operation efficiency is low, and the work fatigue is easy to generate; the second is that the solvent that uses automatic liquid feeding equipment to accomplish physics and chemistry pretreatment adds, the interpolation of standard stock solution, the branch of liquid is got, compare with manual liquid feeding, the work efficiency of automation equipment is high, the liquid feeding is got separately, add and mark the liquid treatment passageway that corresponds, every passageway has independent motor drive, when handling large batch sample liquid, need increase the liquid treatment passageway, and every passageway all need dispose a driving motor, lead to use cost higher, and the structure size is on the large side, the space usage rate of equipment is taken up.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a physicochemical sample liquid adding device which can greatly reduce the use cost when a large number of samples are processed, has small volume and greatly improves the space utilization rate of equipment.
In order to achieve the above purpose, the solution of the utility model is: the utility model provides a physics and chemistry sample liquid feeding device, includes actuating mechanism and liquid feeding subassembly, actuating mechanism includes guide rail set spare, step motor, driving pulley and driven pulleys, guide rail set spare's one end is equipped with step motor, step motor rotates with driving pulley to be connected, guide rail set spare's the other end is equipped with driven pulleys, driven pulleys with the cover has the hold-in range between the driving pulley, the liquid feeding unit mount is in slide setting is in guide rail set spare's both ends on the hold-in range, and when step motor during operation, flexible transmission is done to driving pulley drive hold-in range to the liquid feeding subassembly that drives guide rail set spare both ends rises and descends.
Further, the liquid feeding subassembly includes first group's liquid feeding needle and second group's liquid feeding needle, first group's liquid feeding needle and second group's liquid feeding needle slide respectively to set up the both ends of guide rail set spare to with hold-in range synchronous connection, make two sets of liquid feeding needles remove in opposite directions.
Further, the guide rail assembly comprises an upper substrate, a lower substrate and a guide rail, the upper substrate and the lower substrate are connected through the guide rail, the stepping motor is arranged on the front surface of the upper substrate, a driving belt wheel is arranged on the back surface of the upper substrate, and the driving belt wheel is rotationally connected with the stepping motor through a rotating shaft; the back of infrabasal plate rotates and is equipped with driven pulley, a pot head of hold-in range is established on driven pulley, another pot head of hold-in range is established on driving pulley.
Further, the guide rail includes left guide rail and right guide rail, left side guide rail sets up the left side of upper substrate and infrabasal plate, right side guide rail sets up the right side of upper substrate and infrabasal plate.
Furthermore, one side of the first group of liquid adding needles is arranged at one end, close to the upper base plate, of the left guide rail in a sliding mode, and the other side of the first group of liquid adding needles is correspondingly arranged on the synchronous belt at the same side.
Furthermore, one side of the second group of liquid adding needles is arranged at one end, close to the lower substrate, of the right guide rail in a sliding mode, and the other side of the second group of liquid adding needles is correspondingly arranged on the synchronous belt at the same side.
Further, first liquid feeding needle of group includes first connecting plate, first needle file and first liquid feeding needle, first connecting plate passes through the slider and slides on left guide rail, the one end and the hold-in range of slider are connected, the other end of slider is provided with first needle file, first liquid feeding needle movable mounting be in on the first needle file.
Further, the liquid needle of second group includes second connecting plate, second needle file and second liquid needle, the second connecting plate passes through the slider and slides on right guide rail, the one end and the hold-in range of slider are connected, the other end of slider is provided with the second needle file, second liquid needle movable mounting is in on the second needle file.
Furthermore, the first needle base is U-shaped, and two side walls of the protrusion are correspondingly provided with round holes for the first liquid adding needle to penetrate through.
Furthermore, the second needle base is U-shaped, and two protruding side walls of the second needle base are correspondingly provided with round holes for the second liquid adding needle to penetrate through.
After the scheme is adopted, the gain effect of the utility model is as follows:
compared with the traditional handheld liquid adding device, the liquid adding device adopts the stepping motor to drive the driving belt wheel and drive the synchronous belt to rotate, so that the two groups of liquid adding needles move oppositely, and liquid adding separation and labeling are automatically completed;
compared with the existing automatic liquid adding device, the automatic liquid adding device is provided with two groups of liquid adding needles, the stepping motors can respectively drive the two groups of liquid adding needles to ascend and descend to carry out liquid adding, dividing and labeling, the use cost can be greatly reduced when a large number of samples are processed, meanwhile, one motor respectively drives the two liquid adding needles, the size of the device is reduced, and the space utilization rate of the device is greatly improved.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic perspective view of the present invention in another direction.
Description of reference numerals: a stepping motor 1; a guide rail assembly 2; an upper substrate 21; a lower substrate 22; a left guide rail 23; a right guide rail 24; a driving pulley 3; a driven pulley 4; a synchronous belt 5; a first group of filling needles 6; a first connecting plate 61; a first needle holder 62; a first liquid adding needle 63; a second group of filling needles 7; the second connecting plate 71; a second hub 72; and a second filling needle 73.
Detailed Description
The utility model is described in detail below with reference to the drawings and specific embodiments.
The utility model provides a physicochemical sample liquid adding device which comprises a driving mechanism and a liquid adding assembly, wherein the driving mechanism comprises a stepping motor 1, a guide rail assembly 2, a driving belt wheel 3 and a driven belt wheel 4, one end of the guide rail assembly 2 is provided with the stepping motor 1, the stepping motor 1 is rotationally connected with the driving belt wheel 3, the other end of the guide rail assembly 2 is provided with the driven belt wheel 4, a synchronous belt 5 is sleeved between the driven belt wheel 4 and the driving belt wheel 3, the liquid adding assembly is arranged on the synchronous belt 5 and is arranged at two ends of the guide rail assembly 2 in a sliding manner, and when the stepping motor 1 works, the driving belt wheel 3 drives the synchronous belt 5 to perform flexible transmission, so that the liquid adding assemblies at two ends of the guide rail assembly 2 are driven to ascend and descend.
As shown in fig. 1 and 2, the guide rail assembly 2 includes an upper substrate 21, a lower substrate 22 and a guide rail, the upper substrate 21 and the lower substrate 22 are connected by the guide rail, the stepping motor 1 is disposed on the front surface of the upper substrate 21, the driving pulley 3 is disposed on the back surface of the upper substrate 21, and the driving pulley 3 is rotatably connected to the stepping motor 1 through a rotating shaft; the back of the lower base plate 22 rotates to be provided with the driven pulley 4, one end of the synchronous belt 5 is sleeved on the driven pulley 4, and the other end of the synchronous belt 5 is sleeved on the driving pulley 3. In this embodiment, the guide rail includes a left guide rail 23 and a right guide rail 24, the left guide rail 23 is disposed on the left side of the upper substrate 21 and the lower substrate 22, and the right guide rail 24 is disposed on the right side of the upper substrate 21 and the lower substrate 22.
Referring to fig. 1, the liquid feeding assembly includes a first group of liquid feeding needles 6 and a second group of liquid feeding needles 7, wherein the first group of liquid feeding needles 6 and the second group of liquid feeding needles 7 are respectively slidably disposed at two ends of the guide rail assembly 2 and are synchronously connected with the synchronous belt 5, so that the two groups of liquid feeding needles move in opposite directions. Specifically, one side of first group liquid adding needle 6 slides and sets up the one end that is close to upper substrate 21 at left guide rail 23, the opposite side of first group liquid adding needle 6 corresponds and sets up on the hold-in range 5 of homonymy, one side of second group liquid adding needle 7 slides and sets up the one end that is close to infrabasal plate 22 at right guide rail 24, the opposite side of second group liquid adding needle 7 corresponds and sets up on the hold-in range 5 of homonymy.
The first group of liquid adding needles 6 comprise a first connecting plate 61, a first needle seat 62 and a first liquid adding needle 63, the first connecting plate 61 slides on the left guide rail 23 through a sliding block, one end of the sliding block is connected with the synchronous belt 5, the other end of the sliding block is provided with the first needle seat 62, the first liquid adding needle 63 is detachably mounted on the first needle seat 62, the first needle seat 62 is U-shaped, and circular holes for the first liquid adding needle 63 to penetrate through are correspondingly formed in two convex side walls of the first needle seat 62. In this embodiment, the second group of filling needles 7 has the same structure as the first group of filling needles 6, the second group of filling needles 7 includes a second connecting plate 71, a second needle holder 72 and a second filling needle 73, the second connecting plate 71 slides on the right guide rail 24 through a sliding block, one end of the sliding block is connected to the synchronous belt 5, the other end of the sliding block is provided with the second needle holder 72, the second filling needle 73 is detachably mounted on the second needle holder 72, the second needle holder 72 is "u" -shaped, and two protruding sidewalls of the second filling needle 73 are correspondingly provided with circular holes for the second filling needle 73 to penetrate through.
The working principle of the utility model is as follows:
when the stepping motor 1 works, the driving belt wheel 3 is driven to rotate, the driving belt wheel 3 drives the synchronous belt 5 to perform flexible transmission, so that the driven belt wheel 4 is driven to rotate, one side of the synchronous belt 5 performs forward motion, the first connecting plate 61 is driven to move downwards, and the first liquid adding needle 63 is driven to descend; on the contrary, the other side of the synchronous belt 5 moves reversely to drive the second connecting plate 71 to move upwards, and further drive the second liquid adding needle 73 to ascend. Meanwhile, an operator can switch the working states of the first liquid adding needle 63 and the second liquid adding needle 73 by controlling the forward and reverse rotation of the stepping motor 1, so that the work of liquid adding, liquid separating and marking of the two liquid adding needles is controlled by one motor.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the design of the present invention, and all equivalent changes made in the design key point of the present invention fall within the protection scope of the present invention.
Claims (10)
1. The utility model provides a physics and chemistry sample liquid feeding device, a serial communication port, including actuating mechanism and liquid feeding subassembly, actuating mechanism includes guide rail set spare, step motor, driving pulley and driven pulleys, guide rail set spare's one end is equipped with step motor, step motor rotates with driving pulley to be connected, guide rail set spare's the other end is equipped with driven pulleys, driven pulleys with the cover has the hold-in range between the driving pulley, the liquid feeding unit mount is in slide on the hold-in range and set up in guide rail set spare's both ends, and when step motor during operation, flexible transmission is done to driving pulley drive hold-in range to the liquid feeding subassembly that drives guide rail set spare both ends rises and descends.
2. The physicochemical sample liquid adding device of claim 1, wherein the liquid adding assembly comprises a first group of liquid adding needles and a second group of liquid adding needles, and the first group of liquid adding needles and the second group of liquid adding needles are respectively arranged at two ends of the guide rail assembly in a sliding manner and are synchronously connected with a synchronous belt, so that the two groups of liquid adding needles move towards each other.
3. The physical and chemical sample liquid adding device of claim 2, wherein the guide rail assembly comprises an upper substrate, a lower substrate and a guide rail, the upper substrate and the lower substrate are connected through the guide rail, the stepping motor is arranged on the front surface of the upper substrate, and the driving pulley is arranged on the back surface of the upper substrate and is rotatably connected with the stepping motor through a rotating shaft; the back of infrabasal plate rotates and is equipped with driven pulley, a pot head of hold-in range is established on driven pulley, another pot head of hold-in range is established on driving pulley.
4. The physical and chemical sample adding device of claim 3, wherein said guide rails comprise a left guide rail and a right guide rail, said left guide rail is disposed on the left side of said upper base plate and said lower base plate, and said right guide rail is disposed on the right side of said upper base plate and said lower base plate.
5. The physical and chemical sample adding device of claim 4, wherein one side of the first group of adding needles is slidably disposed at one end of the left guide rail close to the upper base plate, and the other side of the first group of adding needles is correspondingly disposed on the synchronous belt at the same side.
6. The physical and chemical sample liquid adding device of claim 4, wherein one side of the second group of liquid adding needles is slidably arranged at one end of the right guide rail close to the lower base plate, and the other side of the second group of liquid adding needles is correspondingly arranged on the synchronous belt at the same side.
7. The physicochemical sample liquid adding device of claim 5, wherein the first group of liquid adding needles comprises a first connecting plate, a first needle seat and a first liquid adding needle, the first connecting plate slides on the left guide rail through a sliding block, one end of the sliding block is connected with a synchronous belt, the other end of the sliding block is provided with the first needle seat, and the first liquid adding needle is movably installed on the first needle seat.
8. The physicochemical sample liquid adding device of claim 6, wherein the second group of liquid adding needles comprises a second connecting plate, a second needle seat and a second liquid adding needle, the second connecting plate slides on a right guide rail through a sliding block, one end of the sliding block is connected with a synchronous belt, the other end of the sliding block is provided with the second needle seat, and the second liquid adding needle is movably arranged on the second needle seat.
9. A physico-chemical sample liquid-adding device as claimed in claim 7, wherein said first needle holder is substantially U-shaped, and two side walls of said protrusion are correspondingly provided with round holes for said first liquid-adding needle to penetrate.
10. A physico-chemical sample liquid-adding device as claimed in claim 8, wherein said second needle holder is "U" -shaped and has circular holes on two side walls of its protrusion for said second liquid-adding needle to pass through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220402070.XU CN216778859U (en) | 2022-02-25 | 2022-02-25 | Physical and chemical sample liquid adding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220402070.XU CN216778859U (en) | 2022-02-25 | 2022-02-25 | Physical and chemical sample liquid adding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216778859U true CN216778859U (en) | 2022-06-21 |
Family
ID=82017708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220402070.XU Active CN216778859U (en) | 2022-02-25 | 2022-02-25 | Physical and chemical sample liquid adding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216778859U (en) |
-
2022
- 2022-02-25 CN CN202220402070.XU patent/CN216778859U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216778859U (en) | Physical and chemical sample liquid adding device | |
| CN218602899U (en) | Full-automatic electronic wire jacketing machine | |
| CN114188793B (en) | Rotary automatic pin inserting mechanism | |
| CN211219981U (en) | Small-size quick burring device | |
| CN210729609U (en) | Test-tube rack ejecting mechanism | |
| CN211164364U (en) | Timber puncher for mechanical production | |
| CN115556163B (en) | Quantum dot brightening light guide plate and processing equipment thereof | |
| CN112620727A (en) | Workpiece rotating machining device | |
| CN212254792U (en) | Centrifugal glass slide liquid covers even mechanism | |
| CN110842680A (en) | Small-size quick burring device | |
| CN220952446U (en) | Embroidery bead lamination hybrid embroidery device | |
| CN221532703U (en) | Frozen mutton cutting device | |
| CN220718783U (en) | Plastic product processingequipment | |
| CN219703343U (en) | Copper wire crop device for automobile motor stator | |
| CN220964021U (en) | Pitch-changing end inserting mechanism | |
| CN219618806U (en) | Engraving machine for processing and positioning photo frame | |
| CN221389042U (en) | Bench drill | |
| CN220425383U (en) | Multichannel remote control chemical reagent quantitative suction device | |
| CN213859251U (en) | Teaching type six-axis mechanical arm | |
| CN214814004U (en) | Full-automatic terminal cutting machine | |
| CN212794809U (en) | Interior trim part assembling machine | |
| CN218614534U (en) | Furniture material production and processing equipment | |
| CN221806694U (en) | Motor rotor magnetic steel filling machine | |
| CN221791478U (en) | Shell welding device with multi-angle adjustment function | |
| CN220481927U (en) | EPE section grooving device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |