CN218452214U

CN218452214U - Sealed test-tube rack for nucleic acid detection

Info

Publication number: CN218452214U
Application number: CN202221107631.XU
Authority: CN
Inventors: 陈玉洁; 段炯桥; 刘淼
Original assignee: 980th Hospital of the Joint Logistics Support Force of PLA
Current assignee: 980th Hospital of the Joint Logistics Support Force of PLA
Priority date: 2022-05-10
Filing date: 2022-05-10
Publication date: 2023-02-07
Anticipated expiration: 2032-05-10

Abstract

The utility model discloses a sealed test tube rack for nucleic acid detection, belonging to the technical field of medical instruments, comprising a main body rack, a single-row test tube rack, a refrigerating device and a sealing cover for sealing the main body rack, wherein the outer side wall of the sealing cover is provided with a buckling piece, the position of the side wall of the main body rack corresponding to the buckling piece is fixedly provided with a buckling piece, and the buckling piece is clamped with the buckling piece; the bottom of the sealing cover is fixedly provided with at least one protruding part surrounding the bottom and at least one first rubber sealing ring, the main body frame is fixedly provided with a concave part and a second rubber sealing ring, the protruding part and the concave part are arranged in an inserted mode, and the first rubber sealing ring and the second rubber sealing ring are arranged in an extrusion mode. The utility model discloses a set up sealed lid, single-row test-tube rack and refrigerating plant, strengthened the leakproofness of main part frame, made things convenient for medical personnel sweep a yard work, guaranteed that the main part frame maintains the storage and the transportation at suitable temperature, the sample of being convenient for. The utility model discloses simple structure, convenient to use is applicable to arbitrary nucleic acid detection.

Description

Sealed test-tube rack for nucleic acid detection

Technical Field

The utility model belongs to the technical field of the medical instrument technique and specifically relates to a nucleic acid detects with sealed test-tube rack is related to.

Background

Currently, medical staff needs to transport a test tube rack box storing samples from a clinical laboratory to a laboratory after nucleic acid detection. In the way of transporting, medical personnel need to guarantee that any virus can not leak out in the case, guarantee that the environment in the case is isolated with the environment outside the case all the time promptly. Medical personnel usually seal the test tube rack box by repeatedly winding the box opening with an adhesive tape before conveying, but the method of winding the sealed box opening with the adhesive tape has the problems of complex implementation, time waste in the whole process and difficulty in disassembling the wound adhesive tape.

Meanwhile, the whole process needs to be fully weighed to ensure that the box body is at 2-8 ℃, but in the prior art, only ice bags can be used for heat preservation in the process of being sent to a laboratory, so that the box is inconvenient and not suitable for long-time transportation under the condition of high temperature.

Afterwards send to the laboratory, when the code was swept to the laboratory personnel, because the test tube on the preceding row of test-tube rack can block the test tube on the back row of test-tube rack, consequently, need take out one of the test tube on the test-tube rack and sweep the code, put back again, inefficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a nucleic acid detects with sealed test-tube rack to reach when sealed sealing means simple, can keep warm when transporting, easily sweep the effect of sign indicating number when chemical examination.

The utility model discloses a realize above-mentioned purpose, the technical scheme who adopts as follows:

a sealed test tube rack for nucleic acid detection comprises a main body rack, a plurality of single-row test tube racks arranged in a drawing mode with the main body rack, a refrigerating device used for cooling the main body rack and a sealing cover used for sealing the main body rack, wherein a clamping piece is arranged on the outer side wall of the sealing cover; the sealing cover bottom sets firmly at least one protrusion piece and at least one first rubber seal circle that encircles the bottom, set firmly on the main part frame with the corresponding concave part of protrusion piece and with the corresponding second rubber seal circle of first rubber seal circle, wherein, protrusion piece and the setting of pegging graft of concave part, first rubber seal circle and the mutual extrusion setting of second rubber seal circle.

As the limit of the main body frame of the utility model, the main body frame is internally provided with an upper cavity and a lower cavity, the top surface and the side surfaces are both provided with openings, wherein the opening on the side surface is rotationally connected with a sealing side door; a plurality of vertical partition plates which are arranged at intervals are fixedly arranged at the bottom in the cavity on the main body frame, and the single-row test tube rack can be arranged between the two vertical partition plates in a drawing manner; the refrigerating device is arranged in the lower cavity.

As the utility model discloses the injecing of single-row test-tube rack, single-row test-tube rack is including the square upper plate that is equipped with the through-hole, bear the square hypoplastron of test tube bottom and be used for preceding connecting plate and the back connecting plate of being connected square upper plate and square hypoplastron, the both sides on the single-row test-tube rack have all set firmly the slider, the both sides of vertical baffle all are equipped with the guide slot, and the slider slides and sets up in the guide slot.

As the utility model discloses an another kind is injectd, the one end that sealed side door was kept away from to square upper plate has set firmly sub-locating part, the one end that vertical baffle is close to sealed side door sets firmly the female locating part that is used for restricting list test-tube rack roll-off main part frame.

As the utility model discloses an another kind is injectd, and refrigerating plant is including locating semiconductor refrigeration piece, battery and the refrigeration medium in the main part frame cavity down, semiconductor refrigeration piece and battery are established ties, still including being used for giving the radiating heat abstractor in semiconductor refrigeration piece heating end.

As the utility model discloses a prescribe a limit to, heat abstractor is the fan of cooling by the wind.

The utility model discloses owing to adopted foretell technical scheme, it compares with prior art, and the technical progress who gains lies in:

(1) The utility model discloses a set up sealed lid, make the protruding piece on the sealed lid combine with the concave piece on the frame body and form U type channel, cooperate first rubber seal and second rubber seal to strengthen the sealed effect of test-tube rack, thereby realize the pull design through being equipped with main part frame and single-row test-tube rack, conveniently sweep the sign indicating number, thereby keep warm in the case through being equipped with refrigerating plant, be convenient for transport;

(2) The utility model can realize the drawing design of the single-row test tube rack by arranging the sliding part and the guide groove, thereby facilitating the code scanning work of medical personnel;

(3) The utility model has the advantages that the sealing strip is attracted by the primary and secondary magnetic attraction, so that the sealing side door and the main body frame are tightly attracted while the drawing design is realized, and the sealing performance of the device is improved;

(4) The utility model discloses a thereby set up refrigerating plant and refrigeration medium and make this device keep at suitable temperature to make things convenient for the storage of sample.

The utility model discloses a set up sealed lid, single-row test-tube rack and refrigerating plant, strengthened the leakproofness of main part frame, made things convenient for medical personnel sweep a yard work, guaranteed that the main part frame maintains the storage and the transportation at suitable temperature, the sample of being convenient for. The utility model discloses simple structure, convenient to use is applicable to arbitrary nucleic acid detection.

Drawings

Fig. 1 is a schematic view of an overall structure of an open state according to an embodiment of the present invention;

fig. 2 is a schematic view of the overall structure of the sealing state of the embodiment of the present invention;

FIG. 3 is an enlarged view of A in FIG. 1;

fig. 4 is a schematic structural diagram of a single-row test tube rack in an embodiment of the present invention;

fig. 5 is a schematic top view of the sliding member and the guide groove in the embodiment of the present invention;

FIG. 6 is a schematic view of a sealing device according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a refrigeration device in an embodiment of the present invention.

In the figure: 1. a main body frame; 11. a vertical partition plate; 12. sealing the side door; 13. a guide groove; 2. a single-row test tube rack; 201. a square upper plate; 202. a square lower plate; 203. a front connection plate; 204. a pull ring; 205. a slider; 3. a sealing cover; 301. a fastener; 302. a snap-fit member; 311. a protruding member; 312. a first rubber seal ring; 321. a female member; 322. a second rubber seal ring; 401. a sub-stopper; 402. a female limit piece; 501. a semiconductor refrigeration sheet; 502. an air-cooled fan.

Detailed Description

The present embodiment will be described in further detail with reference to the accompanying drawings.

Embodiment is a sealed test tube rack for nucleic acid detection

The utility model provides a nucleic acid detects with sealed test-tube rack, includes main part frame 1, with the single-row test-tube rack 2 of main part frame 1 pull setting, be used for the refrigerating plant of the cooling of main part frame 1 and be used for the sealed lid 3 of sealed main part frame 1.

The main part frame 1 is inside to be equipped with upper plenum and cavity down, and the side and the top surface of main part frame 1 all are equipped with the opening. A sealed side door 12 is rotatably arranged on the side opening of the main body frame. The bottom of going up the cavity sets firmly the vertical baffle 11 that the interval set up, but the pull of single-row test-tube rack 2 sets up between two adjacent vertical baffle 11. The side opening that is equipped with on the main part frame 1 is used for the horizontal pull of single-row test-tube rack 2, and the opening of top surface is used for getting and puts the test tube. The two sides of the vertical partition plate 11 are provided with guide grooves 13 which facilitate the sliding of the single-row test tube rack 2. For convenience of description in this embodiment, the side of the main body frame 1 having the side opening is referred to as a first side. The sealed side door 12 is hinged to the side edge of the first side face, and the size of the sealed side door 12 corresponds to that of the first side face. In this embodiment, the main body frame 1 is provided with a mother magnetic attraction seal strip on the side edge and the bottom edge of the first side surface, the sealing side door 12 is provided with a child magnetic attraction seal strip corresponding to the mother magnetic attraction seal strip, and the child magnetic attraction seal strip and the mother magnetic attraction seal strip are combined to make the sealing side door 12 tightly fit with the first side surface.

The single-row test tube rack 2 comprises a square upper plate 201 provided with a through hole, a square lower plate 202 for bearing the bottom of the test tube, a front connecting plate 203 and a rear connecting plate for connecting the square upper plate 201 and the square lower plate 202, a sliding part 205 which is fixedly arranged on the single-row test tube rack 2 and corresponds to the guide groove 13, and a sub-limiting part 401 for limiting the single-row test tube rack 2 to slide out of the vertical partition plate 11. The sliding member 205 is slidably connected inside the guide slot 13 and can slide along the guide slot 13, the sliding member 205 is long, and the sliding member 205 is fixedly arranged on the square upper plate 201. The height of the guide groove 13 on the vertical partition plate 11 corresponds to the height of the square upper plate 201, the sliding members 205 are symmetrically arranged along the length direction of the single-column test tube rack 2, and the lower end face of each sliding member 205 is in contact with the lower end face of the guide groove 13. The sub-limiting part 401 is fixedly arranged at one end, close to the sealed side door 12, of the guide groove 13 and is located in the guide groove 13, the main limiting part 402 is fixedly arranged at one end, far away from the sealed side door 12, of the square upper plate 201, the main limiting part 402 abuts against the side wall of the guide groove 13 and can move along the guide groove 13, and when the end part is reached, the sub-limiting part 401 and the main limiting part 402 block each other to prevent the single-row test tube rack 2 from being separated from the main body rack 1. In this embodiment, a pull ring 204 convenient for pulling is further provided on the front connection plate 203 of the single-row test tube rack 2. The arrangement of the sub-convex blocks and the main convex blocks ensures that the single-row test tube rack 2 cannot slide out of the main body rack 1.

The outer wall of the sealing cover 3 is provided with a buckling piece 301 for providing downward pressure, the upper surface of the main body frame 1 is provided with a buckling piece corresponding to the buckling piece 301, the bottom of the sealing cover 3 is fixedly provided with a protruding piece 311 and two first rubber sealing rings 312, and the protruding piece 311 is arranged at the bottom of the sealing cover 3 in a surrounding mode. The second seal portion is provided on the upper surface of the main body frame 1, specifically, on the upper surface of the main body frame 1 and the upper surface of the seal side door 12. The upper surface of the main body frame 1 is fixedly provided with a concave part 321 corresponding to the convex part 311 and a second rubber sealing ring 322 corresponding to the first rubber sealing ring 312, the middle of the concave part 321 is provided with an insertion groove, and the convex part 311 can be inserted into the concave part 321. In this embodiment, two first rubber sealing rings 312 are respectively disposed on two sides of the protruding member 311, and two second rubber sealing rings 322 are correspondingly disposed on the concave member 321. The locking pieces 301 in this embodiment are symmetrically disposed on both sides of the sealing cover 3, and the locking pieces 302 are disposed on both sides of the main body frame 1. The latch 301 and the catch 302 are conventional and will not be described in detail herein. The sub magnetic attraction sealing strip on the sealed side door 12 is matched with the mother magnetic attraction sealing strip on the first side surface, so that the sealed side door 12 seals the first side surface. Meanwhile, the first rubber sealing ring 312 and the second rubber sealing ring 322 which are positioned at the inner ring are tightly attached, so that the whole sealing performance is enhanced, meanwhile, a U-shaped channel is formed after the protruding part 311 and the concave part 321 are connected in an inserting mode, and the rubber sealing ring of the outer ring is added, so that the internal environment and the external environment are thoroughly isolated. The arrangement of the projecting member 311 and the recessed member 321 also has a reinforcing effect on the fixation of the sealed side door 12.

The refrigerating device comprises a semiconductor refrigerating device arranged in a cavity below the main body frame 1 and a refrigerating medium arranged in the clamping arm of the main body frame 1, wherein the refrigerating medium is a sodium polyacrylate solution. The semiconductor refrigerating device comprises a semiconductor refrigerating sheet 501 arranged on the lower cavity of the main body frame 1, a battery arranged in the main body frame 1 and a heat radiating device used for radiating heat of the heating end of the semiconductor refrigerating sheet 501. The upper surface of lower cavity is equipped with semiconductor refrigeration piece 501, and the refrigeration end of semiconductor refrigeration piece 501 supports in the upper surface of lower cavity, and the end that generates heat of semiconductor refrigeration piece 501 is connected with heat abstractor, and semiconductor refrigeration piece 501 and heat abstractor work simultaneously. The semiconductor refrigeration piece 501 is connected with a battery in the main body frame 1, the battery is used for providing emergency power for the semiconductor refrigeration piece 501 when no external power supply exists, and an interface connected with an external power supply is arranged on the semiconductor refrigeration piece 501. The cavity in the vertical clapboard is filled with a refrigerating medium. In this embodiment, the heat dissipation device is an air cooling fan 502 with a pure copper heat conduction sheet, and the heat conduction sheet is connected to the heating end of the semiconductor cooling sheet 501. The required space of semiconductor refrigeration piece 501 is little, and thermal inertia is low, is fit for the box of frequent removal, uses heat abstractor to be responsible for reducing the temperature of semiconductor refrigeration piece 501 heating end simultaneously to increase the difference in temperature of semiconductor refrigeration piece 501 refrigeration end and heating end, thereby improve and guarantee semiconductor refrigeration piece 501's refrigerating capacity.

The implementation principle of the embodiment is as follows: when nucleic acid testing need gather the sample of treating the person of examining, with external power supply and semiconductor refrigeration piece 501 meet mutually, semiconductor refrigeration piece 501 and heat abstractor simultaneous working this moment, through giving the cooling medium cooling earlier, later for whole main part frame 1 cooling. The cooling effect of the formed semiconductor is determined according to two factors, namely, the temperature difference between the heating end and the cooling end and the current flowing through the semiconductor cooling plate 501, and in the embodiment, the body frame 1 is kept at a proper temperature by adjusting the input current. When the test tube is full of the needs transportation, with sealing device and main part frame 1 looks lock, protrusion 311 corresponds and inserts on the concave part 321, the first rubber seal 312 that is located the inside and outside both sides of protrusion 311 this moment laminates with the second rubber seal 322 that is located two correspondences of concave part 321 mutually, buckle 301 on the sealed lid 3 this moment with the buckle looks lock on the main part frame 1, thereby make first rubber seal 312 and second rubber seal 322 seal up main part frame 1, make the inside environment of main part frame 1 isolated with the outside environment, thereby make this device can reach medical sealing grade. Later transport to the laboratory when sweeping the sign indicating number, untie buckle 301, take sealed lid 3 away, later open sealed side door 12, pull ring 204 and make single-row test-tube rack 2 correspond along vertical baffle 11 and slide to the test tube that corresponds when all being in vertical baffle 11 outside, the laboratory staff alright correspond and begin to sweep the sign indicating number work.

The present invention is not limited to the prior art, and the above embodiments are only used for illustrating the technical idea and features of the present invention, and the purpose of the present invention is to enable the person skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. A sealed test tube rack for nucleic acid detection is characterized by comprising a main body rack, a plurality of single-row test tube racks which can be drawn from the main body rack, a refrigerating device for cooling the main body rack and a sealing cover for sealing the main body rack, wherein a clamping piece is arranged on the outer side wall of the sealing cover; the sealing cover bottom sets firmly at least one protrusion piece and at least one first rubber seal circle that encircles the bottom, set firmly on the main part frame with the corresponding concave part of protrusion piece and with the corresponding second rubber seal circle of first rubber seal circle, wherein, protrusion piece and the setting of pegging graft of concave part, first rubber seal circle and the mutual extrusion setting of second rubber seal circle.

2. The sealed test tube rack for nucleic acid detection according to claim 1, wherein the main body rack is provided with an upper cavity and a lower cavity inside, the top surface and the side surface are provided with openings, and the opening of the side surface is rotatably connected with a sealed side door; a plurality of vertical partition plates which are arranged at intervals are fixedly arranged at the bottom in the cavity on the main body frame, and the single-row test tube rack can be arranged between the two vertical partition plates in a drawing manner; the refrigerating device is arranged in the lower cavity.

3. The sealed test tube rack for nucleic acid detection according to claim 2, wherein the single-row test tube rack comprises a square upper plate provided with a through hole, a square lower plate for bearing the bottom of the test tube, and a front connecting plate and a rear connecting plate for connecting the square upper plate and the square lower plate, sliding members are fixedly arranged on both sides of the single-row test tube rack, guide grooves are arranged on both sides of the vertical partition plate, and the sliding members are slidably arranged in the guide grooves.

4. The sealed test tube rack for nucleic acid detection according to claim 3, wherein a sub-limiting member is fixedly arranged at one end of the square upper plate, which is far away from the sealed side door, and a main limiting member for limiting the single-row test tube rack to slide out of the main body rack is fixedly arranged at one end of the vertical partition plate, which is close to the sealed side door.

5. The sealed test tube rack for nucleic acid detection according to claim 2 or 4, wherein the refrigerating device comprises a semiconductor refrigerating sheet, a battery and a refrigerating medium which are arranged in the lower cavity of the main body rack, the semiconductor refrigerating sheet is connected with the battery in series, and the refrigerating device further comprises a heat dissipation device for dissipating heat of the heating end of the semiconductor refrigerating sheet.

6. The sealed test tube rack for nucleic acid detection according to claim 5, wherein the heat dissipation device is an air cooling fan.