CN217359939U - Automatic sample application equipment - Google Patents
Automatic sample application equipment Download PDFInfo
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- CN217359939U CN217359939U CN202221063262.9U CN202221063262U CN217359939U CN 217359939 U CN217359939 U CN 217359939U CN 202221063262 U CN202221063262 U CN 202221063262U CN 217359939 U CN217359939 U CN 217359939U
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- sample application
- needle
- moving module
- drainage groove
- printing device
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Abstract
The utility model discloses an automatic sample application device, which comprises a liquid containing groove, a reagent card, a sample application device, a front and back moving module for driving the sample application device to move back and forth and a left and right moving module for driving the sample application device to move left and right, wherein the left and right moving module is arranged on the front and back moving module; the sample application device includes lifter plate, tucking mechanism, a plurality of sample application needles and drive the sample application actuating mechanism of sample application needle oscilaltion, the lifter plate is equipped with the mounting hole with sample application needle one-to-one, the sample application needle is equipped with the needle crown in order to prevent sample application needle from the mounting hole landing, the lifter plate is fixed in the crane, the crane with sample application actuating mechanism connects, sample application actuating mechanism install in control the removal module. The utility model discloses guarantee the precision and the stability of sample application, reduce the washing number of times of sample application needle, improve sample application efficiency.
Description
Technical Field
The utility model belongs to the technical field of the sample application device, especially, relate to an automatic sample application equipment.
Background
With the rapid development of the global economic level and the great changes of the life style and living environment conditions of people, the disease spectrum is changed, and the allergic disease is also called allergic disease, which is a disease with abnormal immune response mainly caused by physiological dysfunction or histiocyte injury when the organism is sensitized for the first time by contacting certain sensitizers and then is stimulated by contacting the same sensitizers. For the diagnosis and treatment of allergic diseases, more important than the symptomatic treatment is to detect specific allergen and avoid the allergen from contacting with the allergen, so as to achieve the purpose of prevention. Therefore, detecting allergens and analyzing allergens are of great significance to diagnosis, treatment and prevention of allergic diseases;
the application of sample stage in the current allergen testing process, most all are artifical application of sample, the solution that will wait to detect drips the reagent card in proper order, not only wastes time and energy, and be difficult to guarantee the experiment effect, the small part large-scale laboratory that the condition is good, though no longer artifical application of sample, but adopt the application of sample device to operate, but these application of sample device application precision and poor stability, very easy production error, and all need wash the application of sample needle after the application of sample at every turn, then be stained with and get solution and carry out the application of sample, thereby inefficiency, need constantly wash the application of sample needle.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides an automatic sample application equipment, guarantees precision and the stability of sample application on the reagent card, reduces the washing number of times of sample application needle, improves sample application efficiency.
In order to solve the technical problem, the utility model discloses a technical scheme be: an automatic sample application device comprises a liquid containing tank, a reagent card, a sample application device, a front-and-back movement module for driving the sample application device to move back and forth, and a left-and-right movement module for driving the sample application device to move left and right, wherein the left-and-right movement module is installed on the front-and-back movement module;
the sample application device comprises a lifting plate, a needle pressing mechanism, a plurality of sample application needles and a sample application driving mechanism for driving the sample application needles to lift up and down, wherein the lifting plate is provided with mounting holes corresponding to the sample application needles one to one, the sample application needles are provided with needle crowns so as to prevent the sample application needles from sliding down from the mounting holes, the lifting plate is fixed on a lifting frame, the lifting frame is connected with the sample application driving mechanism, and the sample application driving mechanism is arranged on the left-right moving module;
the sample application needle is equipped with stock solution hole and drainage groove, the lower extreme of sample application needle is equipped with the needle point, drainage groove and stock solution hole intercommunication, just the lower extreme opening in the needle point of drainage groove utilizes the setting in stock solution hole and drainage groove, can sample application many times on the reagent card, avoids a little to once like washing once, reduces the washing number of times of sample application needle, improves sample application efficiency.
Further say, tucking mechanism includes clamp plate, a plurality of briquetting and the cylinder that pushes down that drives the clamp plate, the crane is equipped with the guide bar just the guide bar passes the clamp plate, the clamp plate is connected with the cylinder that pushes down, the cylinder install in the crane, a plurality of briquetting respectively with pneumatic spring connection, pneumatic spring install in the clamp plate compresses tightly the sample application needle through the cylinder that pushes down, utilizes pneumatic spring to make the sample application needle rise when conflicting reagent card and return and retract, prevents to damage sample application needle or reagent card at the in-process of sampling.
Further, the drainage groove is a structure with a wide upper part and a narrow lower part, and the roughness of the side wall of the drainage groove is Ra0.8.
Furthermore, the upper surface of the carrier plate is recessed downwards to form a positioning groove matched with the reagent card.
Further, the length of the needle tip is 3.45 +/-0.05 mm.
Further, the liquid storage hole is an oval liquid storage hole.
Furthermore, the distance between the two side walls of the upper end of the drainage groove is 0.1 +/-0.01 mm, and the distance between the two side walls of the lower end of the drainage groove is 0.02 +/-0.005 mm.
Furthermore, the outer side wall of the needle tip is provided with a stress release pit, so that the damage of the sample application needle in the processing and using processes is prevented.
Furthermore, the upper surface of the liquid containing groove is sunken downwards to form a plurality of liquid storage grooves, and the samples of various solutions can be applied.
The beneficial effects of the utility model are that following several points have at least:
the utility model discloses an automatic sample application equipment includes holding the cistern, the reagent card, the sample application device, the back-and-forth movement module of drive sample application device back-and-forth movement and the left-and-right movement module that drives the sample application device and move about, thereby realize automatic sample application, be equipped with the glass piece between holding cistern and the reagent card, the sample application needle is stained with solution from the cistern and is earlier got rid of unnecessary solution with sample application on the glass piece after, then sample application on the reagent card again, guarantee precision and the stability of sample application on the reagent card, it is worth mentioning, the sample application needle is equipped with stock solution hole and drainage groove, the lower extreme of sample application needle is equipped with the needle point, the drainage groove communicates with the stock solution hole, and the lower extreme opening in the needle point of drainage groove, utilize the setting of stock solution hole and drainage groove, can sample application many times on the reagent card, avoid once sample application to wash once, reduce the washing number of times of sample application needle, improve sample application efficiency;
the utility model discloses a sample application device comprises a lifting plate, a needle pressing mechanism, a plurality of sample application needles and a sample application driving mechanism for driving the sample application needles to lift up and down, wherein the lifting plate is provided with mounting holes corresponding to the sample application needles one by one, the sample application needles are provided with needle crowns to prevent the sample application needles from slipping from the mounting holes, and the sample application needles are convenient to take down for cleaning after sample application is finished;
the utility model discloses a tucking mechanism includes clamp plate, a plurality of briquetting and the push down cylinder that the drive clamp plate pushed down, the crane is equipped with the guide bar and the guide bar passes the clamp plate, the clamp plate is connected with push down cylinder, push down cylinder installs in the crane, a plurality of briquetting is connected with pneumatic spring respectively, pneumatic spring installs in the clamp plate, compress tightly the sample application needle through push down cylinder, utilize pneumatic spring to make the sample application needle rise when conflicting reagent card and retract, prevent to damage sample application needle or reagent card in the process of spotting;
the utility model discloses an upper surface undercut of holding the cistern forms a plurality of reservoir to can carry out the sample application to multiple solution simultaneously.
Drawings
FIG. 1 is one of the schematic structural diagrams of the present invention;
FIG. 2 is a second schematic view of the present invention (without a sample application device);
FIG. 3 is a schematic view of the spotting device of the present invention;
fig. 4 is an enlarged view of fig. 3 a of the present invention;
FIG. 5 is a schematic view of the mechanism of the sample application needle of the present invention;
FIG. 6 is a front view of a sample application needle of the present invention;
fig. 7 is an enlarged view of the present invention at B of fig. 6;
fig. 8 is a schematic structural diagram of a carrier plate and a reagent card according to the present invention;
fig. 9 is a schematic structural view of the reservoir of the present invention;
the parts in the drawings are marked as follows:
1. a liquid containing tank; 11. a liquid storage tank; 2. a reagent card; 3. a sample application device; 31. a lifting plate; 32. a sample application needle; 321. a needle crown; 322. a liquid storage hole; 323. a drainage groove; 324. a needle tip; 3241. a stress relief dimple; 33. a sample application driving mechanism; 34. a lifting frame; 341. a guide bar; 35. pressing a plate; 36. briquetting; 37. pressing down the air cylinder; 38. a pneumatic spring; 4. a front-back moving module; 5. a left-right moving module; 6. a work table; 61. a carrier plate; 611. positioning a groove; 7. a glass sheet; l, the length of the needle tip.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
The embodiment is as follows: an automatic sample application device is shown in fig. 1-2, and comprises a liquid containing groove 1, a reagent card 2, a sample application device 3, a front-back movement module 4 for driving the sample application device 3 to move back and forth, and a left-right movement module 5 for driving the sample application device 3 to move left and right, wherein the left-right movement module 5 is arranged on the front-back movement module 4, the reagent card 2 is placed on a support plate 61, a glass sheet 7 is arranged between the liquid containing groove 1 and the reagent card 2, and the support plate 61, the liquid containing groove 1, the glass sheet 7 and the front-back movement module 4 are all arranged on a workbench 6;
the front-back moving module and the left-right moving module both comprise a combination of a motor and a screw rod, and are not described in detail in the prior art;
as shown in fig. 3-4, the spotting device 3 comprises a lifting plate 31, a needle pressing mechanism, a plurality of spotting needles 32 and a spotting driving mechanism 33 for driving the spotting needles 32 to move up and down, wherein the lifting plate 31 is provided with mounting holes corresponding to the spotting needles 32 one by one, the spotting needles 32 are provided with needle crowns 321 for preventing the spotting needles 32 from sliding down from the mounting holes, the lifting plate 31 is fixed on a lifting frame 34, the lifting frame 34 is connected with the spotting driving mechanism 33, and the spotting driving mechanism 33 is mounted on the left-right moving module 5;
in a specific embodiment, the spotting driving mechanism 33 is a spotting driving motor.
As shown in fig. 5-7, the sample application needle 32 is provided with a liquid storage hole 322 and a drainage groove 323, the lower end of the sample application needle 32 is provided with a needle tip 324, the drainage groove 323 is communicated with the liquid storage hole 322, and the lower end of the drainage groove 323 is opened at the needle tip 324.
The needle pressing mechanism comprises a pressing plate 35, a plurality of pressing blocks 36 and a pressing cylinder 37 for driving the pressing plate 35 to press downwards, the lifting frame 34 is provided with a guide rod 341, the guide rod 341 penetrates through the pressing plate 35, the pressing plate 35 is connected with the pressing cylinder 37, the pressing cylinder 37 is installed on the lifting frame 34, the pressing blocks 36 are respectively connected with a pneumatic spring 38, and the pneumatic spring 38 is installed on the pressing plate 35.
The drainage groove 323 is a structure with a wide upper part and a narrow lower part, and the roughness of the side wall of the drainage groove 323 is Ra0.8.
As shown in fig. 8, the upper surface of the carrier plate 61 is recessed downward to form a positioning groove 611 matched with the reagent card 2.
The length L of the needle tip is 3.45 +/-0.05 mm.
The liquid storage hole 322 is an oval liquid storage hole 322.
The distance between the two side walls of the upper end of the drainage groove 323 is 0.1 +/-0.01 mm, and the distance between the two side walls of the lower end of the drainage groove 323 is 0.02 +/-0.005 mm.
The outer side wall of the needle tip 324 is provided with a stress relief pit 3241.
As shown in fig. 9, the upper surface of the liquid storage tank 1 is recessed downward to form a plurality of liquid storage tanks 11.
In specific implementation, the front-back moving module, the left-right moving module, the sample application driving motor, the pressing cylinder and the cylinder spring are all electrically connected with a controller.
The working principle of the utility model is as follows: the sample application needle is arranged in the liquid containing groove, the sample application needle moves the module back and forth, moves the module left and right and is driven by the sample application driving motor, after the sample application needle is dipped with the solution from the liquid containing groove, the excess solution is firstly applied by sample application on the glass sheet, then the sample application is carried out on the reagent card, the precision and the stability of the sample application on the reagent card are ensured, and by utilizing the arrangement of the liquid storage hole and the drainage groove, the sample application can be carried out on the reagent card for many times, the cleaning of the sample application at one time is avoided, the cleaning times of the sample application needle is reduced, and the sample application efficiency is improved.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the same principle as the present invention.
Claims (9)
1. An automatic spotting device characterized in that: the device comprises a liquid containing groove (1), a reagent card (2), a sample application device (3), a front-and-back moving module (4) for driving the sample application device to move back and forth, and a left-and-right moving module (5) for driving the sample application device to move left and right, wherein the left-and-right moving module is arranged on the front-and-back moving module, the reagent card is placed on a carrier plate (61), a glass sheet (7) is arranged between the liquid containing groove and the reagent card, and the carrier plate, the liquid containing groove, the glass sheet and the front-and-back moving module are all arranged on a workbench (6);
the sample application device comprises a lifting plate (31), a needle pressing mechanism, a plurality of sample application needles (32) and a sample application driving mechanism (33) for driving the sample application needles to lift up and down, the lifting plate is provided with mounting holes corresponding to the sample application needles one by one, the sample application needles are provided with needle crowns (321) for preventing the sample application needles from sliding down from the mounting holes, the lifting plate is fixed on a lifting frame (34), the lifting frame is connected with the sample application driving mechanism, and the sample application driving mechanism is arranged on the left-right moving module;
the sample application needle is equipped with stock solution hole (322) and drainage groove (323), the lower extreme of sample application needle is equipped with needle point (324), drainage groove and stock solution hole intercommunication, just the lower extreme opening in needle point in drainage groove.
2. Automatic printing device according to claim 1, characterized in that: the tucking mechanism includes clamp plate (35), a plurality of briquetting (36) and drive clamp plate push down air cylinder (37) down, the crane is equipped with guide bar (341) just the guide bar passes the clamp plate, the clamp plate is connected with push down air cylinder, push down air cylinder install in the crane, a plurality of briquetting are connected with pneumatic spring (38) respectively, pneumatic spring install in the clamp plate.
3. Automated printing device according to claim 1, wherein: the drainage groove is wide at the top and narrow at the bottom, and the roughness of the side wall of the drainage groove is Ra0.8.
4. Automatic printing device according to claim 1, characterized in that: the upper surface of the carrier plate is downwards sunken to form a positioning groove (611) matched with the reagent card.
5. Automatic printing device according to claim 1, characterized in that: the length (L) of the needle tip is 3.45 +/-0.05 mm.
6. Automated printing device according to claim 1, wherein: the liquid storage hole is an oval liquid storage hole.
7. Automated printing device according to claim 1, wherein: the distance between the two side walls of the upper end of the drainage groove is 0.1 +/-0.01 mm, and the distance between the two side walls of the lower end of the drainage groove is 0.02 +/-0.005 mm.
8. Automatic printing device according to claim 1, characterized in that: the outer side wall of the needle tip is provided with a stress release pit (3241).
9. Automated printing device according to claim 1, wherein: the upper surface of the liquid containing groove is downwards sunken to form a plurality of liquid storage grooves (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221063262.9U CN217359939U (en) | 2022-05-06 | 2022-05-06 | Automatic sample application equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221063262.9U CN217359939U (en) | 2022-05-06 | 2022-05-06 | Automatic sample application equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217359939U true CN217359939U (en) | 2022-09-02 |
Family
ID=83010390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221063262.9U Active CN217359939U (en) | 2022-05-06 | 2022-05-06 | Automatic sample application equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217359939U (en) |
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2022
- 2022-05-06 CN CN202221063262.9U patent/CN217359939U/en active Active
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