CN214150129U - Heating needle tube assembly of sample analyzer - Google Patents
Heating needle tube assembly of sample analyzer Download PDFInfo
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- CN214150129U CN214150129U CN202023242813.1U CN202023242813U CN214150129U CN 214150129 U CN214150129 U CN 214150129U CN 202023242813 U CN202023242813 U CN 202023242813U CN 214150129 U CN214150129 U CN 214150129U
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- needle tubing
- needle
- screw thread
- fixed ring
- solid fixed
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Abstract
The utility model discloses a heating needle tube assembly of sample analysis appearance, including the needle tubing, the needle tubing upper end is provided with the syringe needle, the needle tubing bottom sets up on the fixing base, fixing base side fixedly connected with vibrating motor, be provided with the heat-conducting plate on the needle tubing outer wall, the outside coaxial cover of needle tubing is equipped with the hot plate, threaded connection has the fixed block between hot plate bottom and the needle tubing. This kind of sample analyzer's heating needle tube subassembly utilizes the heat-conducting plate to transmit the temperature rapidly around the needle tubing inner wall for the heating is more evenly controllable, makes the testing result more accurate, and accessible vibrating motor rocks the needle tubing in addition, makes the reagent misce bene in the needle tubing, makes the even quick rise of temperature of reagent, accelerates heating rate.
Description
Technical Field
The utility model relates to a sample analyzer technical field specifically is a sample analyzer's heating needle subassembly.
Background
In the in vitro diagnosis, sometimes a sample analyzer is needed, a reagent and a sample need to react, the reagent is generally stored in a refrigerated manner, so the temperature is low, but the temperature required for the reaction of the reagent and the sample is high, so in order to ensure the normal reaction, the sample analyzer generally adopts a heating needle to heat the reagent to a certain temperature before the reaction of the reagent, and then the reagent is added into a reaction cup. To this end, we propose a heating needle tube assembly for a sample analyzer.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a heating needle tube subassembly of sample analysis appearance to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a heating needle tube subassembly of sample analysis appearance, includes the needle tubing, the needle tubing upper end is provided with the syringe needle, the needle tubing bottom sets up on the fixing base, be provided with the holding chamber on the fixing base, needle tubing bottom joint is in the holding intracavity, fixing base side fixedly connected with vibrating motor, holding chamber side symmetry is provided with clamping device, be provided with damping device between holding chamber bottom and the needle tubing bottom, be provided with the heat-conducting plate on the needle tubing outer wall, the outside coaxial cover of needle tubing is equipped with the hot plate, threaded connection has the fixed block between hot plate bottom and the needle tubing.
Preferably, clamping device includes arc splint and first spring, arc splint set up on holding chamber lateral wall, arc splint are two and relative setting, the needle tubing bottom sets up two between the arc splint, be provided with first spring between arc splint and the holding chamber lateral wall, first spring is a plurality of and equidistant range.
Preferably, damping device includes buffer board and second spring, the buffer board sets up in holding chamber bottom, the needle tubing bottom sets up in the buffer board upper end, the buffer board bottom is provided with the second spring, second spring bottom fixed connection is in holding chamber bottom, the second spring is provided with a plurality of and equidistant range.
Preferably, the inside fixedly connected with inserted block of hot plate, the inserted block is provided with a plurality of and equidistant range, be provided with the slot on the needle tubing outer wall, slot and inserted block one-to-one set up, but the inserted block joint advances in the slot.
Preferably, the fixed block includes the solid fixed ring of first solid fixed ring, second, first screw thread and second screw thread, the coaxial cover of first solid fixed ring is established in the needle tubing bottom, the solid fixed ring fixed connection of second is in the solid fixed ring upper end of first, the solid fixed ring's of second internal diameter is the same with the external diameter of hot plate, the solid fixed ring inside of second is provided with first screw thread, the hot plate bottom is provided with the second screw thread, first screw thread and second screw thread mutually support the setting, the solid fixed ring of second is through first screw thread and second screw thread threaded connection in hot plate bottom.
Preferably, an insulating plate is arranged on the inner wall of the needle tube.
Compared with the prior art, the beneficial effects of the utility model are that: this kind of sample analyzer's heating needle tube subassembly heats the needle tube outer wall through the heating piece, utilize the heat-conducting plate to transmit the temperature around the needle tube inner wall rapidly, make the heating more evenly controllable, make the testing result more accurate, accessible vibrating motor rocks the needle tube in addition, make the reagent misce bene in the needle tube, accelerate to carry out the heat exchange between the reagent of the different temperatures in the needle tube, accelerate heat exchange rate, make the even quick rise of temperature of reagent, accelerate heat rate, clamping device and damping device fix and the shock attenuation to the needle tube, thereby prevent to shake and drop from the fixing base because vibrating motor's the needle tube that leads to, the fixed block is fixed the heating piece on the needle tube outer wall, prevent the unstability of being connected between heating piece and the needle tube, thereby take place to shift or drop at the rocking process of needle tube.
Drawings
Fig. 1 is a front sectional view of the present invention.
In the figure: needle tubing 1, syringe needle 2, fixing base 3, holding chamber 4, clamping device 5, arc splint 6, first spring 7, damping device 8, buffer board 9, second spring 10, vibrating motor 11, heat-conducting plate 12, insulation board 13, hot plate 14, inserted block 15, slot 16, fixed block 17, first solid fixed ring 18, the solid fixed ring 19 of second, first screw thread 20, second screw thread 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: a heating needle tube assembly of a sample analyzer comprises a needle tube 1, wherein the upper end of the needle tube 1 is provided with a needle head 2, and a reagent is stored in the needle tube 1 and is injected into a reaction container through the needle head 2;
the bottom of the needle tube 1 is arranged on the fixing seat 3, the fixing seat 3 is provided with the accommodating cavity 4, the bottom end of the needle tube 1 is clamped in the accommodating cavity 4, the side face of the fixing seat 3 is fixedly connected with a vibration motor 11, the fixing seat 3 is arranged on a sample analyzer, the needle tube 1 is fixed on the sample analyzer through the fixing seat 3, the vibration motor 11 is externally connected with a power supply and a control switch through a power supply line, in the reagent heating process, the vibration motor 11 is started, the fixing seat 3 is driven to vibrate, so that the needle tube 1 vibrates, the reagents in the needle tube 1 are driven to be mixed, the heat exchange among the reagents is accelerated, the temperature rise rate of the reagents is improved, the temperature of the reagents is more uniform, and the accuracy of detection results is improved;
clamping devices 5 are symmetrically arranged on the side face of the accommodating cavity 4, a damping device 8 is arranged between the bottom end of the accommodating cavity 4 and the bottom end of the needle tube 1, the clamping devices 5 can fix the needle tube 1 to prevent the needle tube 1 from falling off from the fixed seat 3 in the working process of the vibration motor 11, and the damping device 8 can play a role in damping the needle tube 1 to prevent the bottom of the needle tube 1 from colliding with the fixed seat 3 to damage the needle tube 1;
be provided with heat-conducting plate 12 on the 1 outer wall of needle tubing, 1 outside coaxial cover of needle tubing is equipped with hot plate 14, threaded connection has fixed block 17 between 14 bottoms of hot plate and the needle tubing 1, 14 external power supply of hot plate and control switch, hot plate 14 heats 1 outer wall of needle tubing, heat-conducting plate 12 gives 1 outer wall of needle tubing with the heat transfer rapidly, make the heating process even rapidly, fixed block 17 fixes hot plate 14, prevent to drop, threaded connection's convenient dismantlement of mode in addition, can change needle tubing 1 or hot plate 14.
Further, clamping device 5 includes arc splint 6 and first spring 7, and arc splint 6 sets up on 4 lateral walls in holding chamber, and arc splint 6 is two and sets up relatively, and 1 bottom of needle tubing sets up between two arc splint 6, is provided with first spring 7 between arc splint 6 and the 4 lateral walls in holding chamber, and first spring 7 is a plurality of and equidistant range, and arc splint 6 carries out the centre gripping to needle tubing 1 fixed, and first spring 7 plays the cushioning effect, prevents the collision.
Further, damping device 8 includes buffer board 9 and second spring 10, buffer board 9 sets up in 4 bottoms in holding chamber, 1 bottom of needle tubing sets up in buffer board 9 upper end, 9 bottoms of buffer board are provided with second spring 10, 10 bottom fixed connection of second spring are in 4 bottoms in holding chamber, second spring 10 is provided with a plurality of and equidistant range, buffer board 9 and second spring 10 carry out the shock attenuation buffering to needle tubing 1, thereby prevent that 1 bottom of needle tubing and fixing base 3 from colliding and damaging needle tubing 1.
Furthermore, the inside fixedly connected with inserted block 15 of hot plate 14, inserted block 15 are provided with a plurality of and equidistant range, are provided with slot 16 on the needle tubing 1 outer wall, and slot 16 and inserted block 15 one-to-one set up, but inserted block 15 joint enter slot 16 in, and inserted block 15 and slot 16 mutually support, play the positioning action to hot plate 14 on the one hand, on the other hand also can fix hot plate 14.
Further, fixed block 17 includes first solid fixed ring 18, the solid fixed ring 19 of second, first screw thread 20 and second screw thread 21, the coaxial cover of first solid fixed ring 18 is established in needle tubing 1 bottom, the solid fixed ring 19 fixed connection of second is in the first solid fixed ring 18 upper end, the solid fixed ring 19's of second internal diameter is the same with hot plate 14's external diameter, the solid fixed ring 19 inside of second is provided with first screw thread 20, hot plate 14 bottom is provided with second screw thread 21, first screw thread 20 and second screw thread 21 set up of mutually supporting, the solid fixed ring 19 of second is in hot plate 14 bottom through first screw thread 20 and second screw thread 21 threaded connection, first solid fixed ring 18 and the solid fixed ring 19 of second mutually supporting, fix needle tubing 1 and hot plate 14 together.
Furthermore, the inner wall of the needle tube 1 is provided with an insulating plate 13, so that electric leakage is prevented, and safety is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A heating needle tube assembly for a sample analyzer, comprising a needle tube (1), characterized in that: needle tubing (1) upper end is provided with syringe needle (2), needle tubing (1) bottom sets up on fixing base (3), be provided with holding chamber (4) on fixing base (3), needle tubing (1) bottom joint is in holding chamber (4), fixing base (3) side fixedly connected with vibrating motor (11), holding chamber (4) side symmetry is provided with clamping device (5), be provided with damping device (8) between holding chamber (4) bottom and needle tubing (1) bottom, be provided with heat-conducting plate (12) on needle tubing (1) outer wall, the outside coaxial cover of needle tubing (1) is equipped with hot plate (14), threaded connection has fixed block (17) between hot plate (14) bottom and needle tubing (1).
2. A heating tip assembly for a sample analyzer as defined in claim 1, wherein: clamping device (5) include arc splint (6) and first spring (7), arc splint (6) set up on holding chamber (4) lateral wall, arc splint (6) are two and relative setting, needle tubing (1) bottom sets up two between arc splint (6), be provided with first spring (7) between arc splint (6) and holding chamber (4) lateral wall, first spring (7) are a plurality of and equidistant range.
3. A heating tip assembly for a sample analyzer as defined in claim 1, wherein: damping device (8) include buffer board (9) and second spring (10), buffer board (9) set up in holding chamber (4) bottom, needle tubing (1) bottom sets up in buffer board (9) upper end, buffer board (9) bottom is provided with second spring (10), second spring (10) bottom fixed connection is in holding chamber (4) bottom, second spring (10) are provided with a plurality of and equidistant range.
4. A heating tip assembly for a sample analyzer as defined in claim 1, wherein: the heating plate (14) is inside fixedly connected with inserted block (15), inserted block (15) are provided with a plurality of and equidistant range, be provided with slot (16) on needle tubing (1) outer wall, slot (16) and inserted block (15) one-to-one set up, but inserted block (15) joint advances in slot (16).
5. A heating tip assembly for a sample analyzer as defined in claim 1, wherein: fixed block (17) include first solid fixed ring (18), the solid fixed ring of second (19), first screw thread (20) and second screw thread (21), first solid fixed ring (18) coaxial sleeve is established in needle tubing (1) bottom, the solid fixed ring of second (19) fixed connection is in first solid fixed ring (18) upper end, the internal diameter of the solid fixed ring of second (19) is the same with the external diameter of hot plate (14), the solid fixed ring of second (19) inside is provided with first screw thread (20), hot plate (14) bottom is provided with second screw thread (21), first screw thread (20) and second screw thread (21) mutually support the setting, the solid fixed ring of second (19) is through first screw thread (20) and second screw thread (21) threaded connection in hot plate (14) bottom.
6. A heating tip assembly for a sample analyzer as defined in claim 1, wherein: an insulating plate (13) is arranged on the inner wall of the needle tube (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023242813.1U CN214150129U (en) | 2020-12-29 | 2020-12-29 | Heating needle tube assembly of sample analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023242813.1U CN214150129U (en) | 2020-12-29 | 2020-12-29 | Heating needle tube assembly of sample analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214150129U true CN214150129U (en) | 2021-09-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023242813.1U Active CN214150129U (en) | 2020-12-29 | 2020-12-29 | Heating needle tube assembly of sample analyzer |
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| Country | Link |
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| CN (1) | CN214150129U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024000729A1 (en) * | 2022-07-01 | 2024-01-04 | 苏州长光华医生物医学工程有限公司 | Sample adding needle apparatus having preheating function |
-
2020
- 2020-12-29 CN CN202023242813.1U patent/CN214150129U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024000729A1 (en) * | 2022-07-01 | 2024-01-04 | 苏州长光华医生物医学工程有限公司 | Sample adding needle apparatus having preheating function |
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