CN220715439U - Ultrafiltration tube for development of immunodiagnosis reagent - Google Patents
Ultrafiltration tube for development of immunodiagnosis reagent Download PDFInfo
- Publication number
- CN220715439U CN220715439U CN202322477937.5U CN202322477937U CN220715439U CN 220715439 U CN220715439 U CN 220715439U CN 202322477937 U CN202322477937 U CN 202322477937U CN 220715439 U CN220715439 U CN 220715439U
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- tube
- collecting
- pipe
- ring
- development
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- 238000000108 ultra-filtration Methods 0.000 title claims abstract description 27
- 239000003153 chemical reaction reagent Substances 0.000 title claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 39
- 238000007599 discharging Methods 0.000 claims abstract description 7
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 239000012141 concentrate Substances 0.000 description 5
- 238000001514 detection method Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000703 high-speed centrifugation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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Abstract
The utility model discloses an ultrafiltration tube for development of immunodiagnosis reagents, which relates to the technical field of ultrafiltration tubes and comprises a tube body and a collecting tube, wherein the collecting tube is propped against the lower end of the tube body, the lower end of the tube body is fixedly provided with an internal thread ring, the upper end of the collecting tube is fixedly provided with an external thread ring, and the external thread ring is in threaded sleeve joint with the internal thread ring; a first retaining ring and a second retaining ring are fixedly arranged at one side from top to bottom in the upper end of the pipe body, a filter element is sleeved in the first retaining ring and the second retaining ring, a sealing cover is sleeved in the inner thread of the upper end of the pipe body, and the sealing cover is in contact with the upper end of the filter element; the lower end of the pipe body is fixedly provided with a discharging pipe, and the upper surface of the collecting pipe is provided with an opening. The utility model can automatically seal the collecting pipe when the concentrated solution is taken down, and can effectively prevent foreign matters from entering the concentrated solution in the transferring process.
Description
Technical Field
The utility model relates to the technical field of ultrafiltration tubes, in particular to an ultrafiltration tube for development of an immunodiagnosis reagent.
Background
After high-speed centrifugation of current ultrafiltration tube is accomplished, concentrate finally remains in the bottom of ultrafiltration tube, because the degree of depth of ultrafiltration tube is great, leads to concentrate to take out inconveniently, needs to open the lid and takes out the filter, then uses special pipette to take out concentrate, and the operation is comparatively loaded down with trivial details and the time is longer, leads to concentrate unable take out immediately, can not reach ideal recovery, influences concentrate detection accuracy.
The utility model discloses an immunodiagnosis reagent development is with ultrafiltration tube, including the body, the inner chamber of body is provided with the filter core, the top fixedly connected with connecting strip on body right side, the one end fixedly connected with tube cap of connecting strip, the bottom threaded connection of body has the collecting pipe, the top fixedly connected with limiting plate of body inner chamber, the bottom of filter core extends to the bottom of limiting plate, still has the defect in this technical scheme:
in the technical scheme, when the collecting pipe is taken down, the upper end of the collecting pipe is in an open state, so that foreign matters easily enter the concentrated solution in the process of transferring the collecting pipe, and the detection accuracy is affected.
Disclosure of Invention
The present utility model has been made in view of the above-described problems with the conventional ultrafiltration tube for development of an immunodiagnostic reagent.
Therefore, the utility model aims to provide an ultrafiltration tube for developing an immunodiagnosis reagent, which solves the problems that in the ultrafiltration tube for developing the immunodiagnosis reagent in the prior art, when a collecting tube is taken down, the upper end of the collecting tube is in an open state, so that foreign matters easily enter concentrated solution in the process of transferring the collecting tube, and the detection accuracy is affected.
In order to achieve the above object, the present utility model provides the following technical solutions:
the ultrafiltration tube for development of the immunodiagnosis reagent comprises a tube body and a collecting tube, wherein the collecting tube is propped against the lower end of the tube body, an internal thread ring is fixedly arranged at the lower end of the tube body, an external thread ring is fixedly arranged at the upper end of the collecting tube, and the external thread ring is in threaded sleeve joint with the internal thread ring;
a first retaining ring and a second retaining ring are fixedly arranged at one side from top to bottom in the upper end of the pipe body, a filter element is sleeved in the first retaining ring and the second retaining ring, a sealing cover is sleeved in the inner thread of the upper end of the pipe body, and the sealing cover is in contact with the upper end of the filter element;
the lower end of the pipe body is fixedly provided with a discharge pipe, the upper surface of the collecting pipe is provided with an opening, the lower end of the discharge pipe penetrates through the opening and extends into the collecting pipe, the bottom end of the collecting pipe is in a closed arrangement, and the side wall of the bottom end of the collecting pipe is provided with a plurality of discharge holes;
the inside of the collecting pipe is provided with a cross rod in a sliding way, the middle part of the cross rod is fixedly sleeved with a sealing ball, the diameter of the sealing ball is larger than that of the opening, the inside of the collecting pipe is provided with a reset mechanism for driving the sealing ball to automatically reset,
the lower side of the collecting pipe is provided with a pulling mechanism for pulling the sealing ball to move.
Preferably, the reset mechanism comprises a vertical rod and springs, wherein two vertical rods are fixedly arranged on two sides of the inside of the collecting pipe, two cross rods are movably sleeved with corresponding sliding rods respectively, two springs are movably sleeved with rod walls of the corresponding vertical rods, and two ends of each spring are fixedly connected with the lower sides of the corresponding cross rods and the inner wall of the collecting pipe respectively.
Preferably, the pulling mechanism comprises a pull rod and a baffle ring, the pull rod is fixedly arranged on the lower side of the sealing ball, the lower end of the pull rod extends to the outer side of the collecting shell, the baffle ring is fixedly sleeved at the upper end of the pull rod, a corrugated pipe is movably sleeved on the rod wall of the pull rod, and two ends of the corrugated pipe are fixedly connected with the lower surface of the corresponding baffle ring and the inner wall of the collecting pipe respectively.
Preferably, a square groove is formed in the lower end of the discharging pipe, and a square block is fixedly arranged on the upper side of the sealing ball and is clamped with the square groove.
Preferably, the lower end of the pull rod is fixedly provided with a pull ring.
Preferably, a rotating ring is fixedly arranged on the upper side of the sealing cover.
Preferably, the side wall of the rotating ring is provided with anti-slip lines.
Preferably, the inner wall of the upper side of the collecting pipe is obliquely arranged.
Preferably, a sealing gasket is arranged on the upper surface of the collecting pipe.
Preferably, the outer surface of the collecting pipe is coated with an anti-slip coating.
In the technical scheme, the utility model has the technical effects and advantages that:
1. according to the utility model, the square block is separated from the square groove by pulling the pull rod, the collecting pipe is rotated relative to the pipe body, the collecting pipe is separated from the pipe body, the pull rod is loosened, and the spring pushes the cross rod to move upwards for resetting, so that the sealing ball is abutted against the inner wall of the opening, namely, the opening can be closed, and foreign matters can be effectively prevented from entering the concentrated solution in the transferring process.
2. According to the utility model, the square block at the top of the sealing ball is clamped with the square groove at the bottom end of the discharging pipe in a state that the collecting pipe is connected with the pipe body, so that the collecting pipe cannot rotate relative to the pipe body, and the connection stability of the collecting pipe and the pipe body in the centrifugal process can be ensured.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic diagram of an ultrafiltration tube for development of an immunodiagnostic reagent according to the present utility model;
FIG. 2 is an enlarged schematic view of the portion A of FIG. 1;
FIG. 3 is an enlarged schematic view of the part B of FIG. 1;
fig. 4 is a perspective view of a connection structure of the cross bar and the sealing ball of fig. 1.
Reference numerals illustrate:
1. a tube body; 2. a second retaining ring; 3. a first retaining ring; 4. a filter element; 5. a rotating ring; 6. sealing cover; 7. a discharge pipe; 8. an internally threaded ring; 9. an external threaded ring; 10. a collection pipe; 11. a sealing ball; 12. a cross bar; 13. a vertical rod; 14. a spring; 15. a square block; 16. a pull rod; 17. a pull ring; 18. a baffle ring; 19. a bellows.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
The embodiment of the utility model discloses an ultrafiltration tube for development of an immunodiagnosis reagent.
Example 1
Referring to fig. 1-4, an ultrafiltration tube for immunodiagnosis reagent development comprises a tube body 1 and a collecting tube 10, wherein the collecting tube 10 is propped against the lower end of the tube body 1, an inner thread ring 8 is fixedly arranged at the lower end of the tube body 1, an outer thread ring 9 is fixedly arranged at the upper end of the collecting tube 10, the outer thread ring 9 is in threaded sleeve joint with the inner thread ring 8, a sealing gasket is arranged on the upper surface of the collecting tube 10, the tightness of connection between the collecting tube 10 and the tube body 1 is improved, the inner wall of the upper side of the collecting tube 10 is obliquely arranged, concentrated liquid is conveniently poured out of the collecting tube 10, an anti-slip coating is coated on the outer surface of the collecting tube 10, friction between hands and the collecting tube 10 is increased, and the collecting tube 10 is conveniently rotated relative to the tube 1;
the inside of the upper end of the pipe body 1 is fixedly provided with a first retaining ring 3 and a second retaining ring 2 from top to bottom, a filter element 4 is sleeved in the first retaining ring 3 and the second retaining ring 2, a sealing cover 6 is sleeved in the inner thread of the upper end of the pipe body 1, the sealing cover 6 is abutted to the upper end of the filter element 4, a rotating ring 5 is fixedly arranged on the upper side of the sealing cover 6, the sealing cover 6 is convenient to rotate, the side wall of the rotating ring 5 is provided with anti-skid lines, friction between a hand and the rotating ring 5 is increased, and slipping is prevented as much as possible during rotation;
the lower end of the pipe body 1 is fixedly provided with a discharge pipe 7, the upper surface of the collecting pipe 10 is provided with an opening, the lower end of the discharge pipe 7 passes through the opening and extends into the collecting pipe 10, the bottom end of the collecting pipe 10 is in a closed arrangement, and the side wall of the bottom end of the collecting pipe 10 is provided with a plurality of discharge holes;
the inside of collecting pipe 10 slides and is provided with horizontal pole 12, and sealing ball 11 has been cup jointed to the middle part of horizontal pole 12 fixedly, and sealing ball 11's diameter is greater than the opening.
Example two
Referring to fig. 1-4, a reset mechanism for driving the sealing ball 11 to automatically reset is arranged in the collecting pipe 10, the reset mechanism comprises a vertical rod 13 and springs 14, the two vertical rods 13 are fixedly arranged on two sides of the interior of the collecting pipe 10, the two cross rods 12 are movably sleeved with corresponding sliding rods respectively, the two springs 14 are movably sleeved with rod walls of the corresponding vertical rods 13, and two ends of each spring 14 are fixedly connected with the lower sides of the corresponding cross rods 12 and the inner wall of the collecting pipe 10 respectively.
Example III
Referring to fig. 1 to 4, a pulling mechanism for pulling the sealing ball 11 to move is arranged at the lower side of the collecting pipe 10, the pulling mechanism comprises a pull rod 16 and a baffle ring 18, the pull rod 16 is fixedly arranged at the lower side of the sealing ball 11, the lower end of the pull rod 16 extends to the outer side of the collecting shell, the baffle ring 18 is fixedly sleeved at the upper end of the pull rod 16, a corrugated pipe 19 is movably sleeved on the rod wall of the pull rod 16, two ends of the corrugated pipe 19 are fixedly connected with the lower surface of the corresponding baffle ring 18 and the inner wall of the collecting pipe 10 respectively, and a pull ring 17 is fixedly arranged at the lower end of the pull rod 16 to facilitate pulling of the pull rod 16.
Example IV
Referring to fig. 1-4, a square groove is formed in the lower end of the discharging pipe 7, a square block 15 is fixedly arranged on the upper side of the sealing ball 11, and the square block 15 is clamped with the square groove, so that the collecting pipe 10 cannot rotate relative to the pipe body 1, namely, the connection stability of the collecting pipe 10 and the pipe body 1 in the centrifugal process can be ensured.
In the utility model, when the concentrated solution is required to be taken out, the pull rod 16 is pulled to separate the square block 15 from the square groove, then the collecting pipe 10 is rotated relative to the pipe body 1, the collecting pipe 10 can be separated from the pipe body 1, then the pull rod 16 is loosened, the spring 14 pushes the cross rod 12 to move upwards for resetting, namely, the sealing ball 11 is abutted against the inner wall of the opening, namely, the opening can be sealed, namely, foreign matters can be effectively prevented from entering the concentrated solution in the transferring process, and when the concentrated solution is poured, the pull rod 16 is pulled, and the pull rod 16 pulls the sealing ball 11 to expose the opening, namely, the concentrated solution is conveniently poured out of the collecting pipe 10.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (10)
1. The ultrafiltration tube for immunodiagnosis reagent development comprises a tube body (1) and a collecting tube (10), and is characterized in that the collecting tube (10) is propped against the lower end of the tube body (1), an inner thread ring (8) is fixedly arranged at the lower end of the tube body (1), an outer thread ring (9) is fixedly arranged at the upper end of the collecting tube (10), and the outer thread ring (9) is in threaded sleeve joint with the inner thread ring (8);
a first retaining ring (3) and a second retaining ring (2) are fixedly arranged at the inner part of the upper end of the pipe body (1) from top to bottom, a filter element (4) is sleeved in the first retaining ring (3) and the second retaining ring (2), a sealing cover (6) is sleeved in the inner thread of the upper end of the pipe body (1), and the sealing cover (6) is in contact with the upper end of the filter element (4);
the lower end of the pipe body (1) is fixedly provided with a discharging pipe (7), the upper surface of the collecting pipe (10) is provided with an opening, the lower end of the discharging pipe (7) penetrates through the opening and extends into the collecting pipe (10), the bottom end of the collecting pipe (10) is in a closed arrangement, and the side wall of the bottom end of the collecting pipe (10) is provided with a plurality of discharging holes;
the inside of the collecting pipe (10) is slidably provided with a cross rod (12), the middle part of the cross rod (12) is fixedly sleeved with a sealing ball (11), the diameter of the sealing ball (11) is larger than that of the opening, the inside of the collecting pipe (10) is provided with a reset mechanism for driving the sealing ball (11) to reset automatically,
the lower side of the collecting pipe (10) is provided with a pulling mechanism for pulling the sealing ball (11) to move.
2. The ultrafiltration tube for immunodiagnosis reagent development according to claim 1, wherein the reset mechanism comprises a vertical rod (13) and springs (14), wherein two vertical rods (13) are fixedly arranged on two sides of the interior of the collecting tube (10), two cross rods (12) are movably sleeved with corresponding sliding rods respectively, two springs (14) are movably sleeved with rod walls of the corresponding vertical rods (13), and two ends of each spring (14) are fixedly connected with the lower sides of the corresponding cross rods (12) and the inner wall of the collecting tube (10) respectively.
3. The ultrafiltration tube for immunodiagnosis reagent development according to claim 1, wherein the pulling mechanism comprises a pull rod (16) and a baffle ring (18), the pull rod (16) is fixedly arranged at the lower side of the sealing ball (11), the lower end of the pull rod (16) extends to the outer side of the collecting shell, the baffle ring (18) is fixedly sleeved at the upper end of the pull rod (16), a corrugated tube (19) is movably sleeved on the rod wall of the pull rod (16), and two ends of the corrugated tube (19) are fixedly connected with the lower surface of the corresponding baffle ring (18) and the inner wall of the collecting tube (10) respectively.
4. The ultrafiltration tube for immunodiagnosis reagent development according to claim 1, wherein a square groove is formed in the lower end of the discharge tube (7), a square block (15) is fixedly arranged on the upper side of the sealing ball (11), and the square block (15) is clamped with the square groove.
5. The ultrafiltration tube for development of an immunodiagnostic reagent according to claim 3, wherein a pull ring (17) is fixedly provided at the lower end of the pull rod (16).
6. The ultrafiltration tube for development of an immunodiagnostic reagent according to claim 1, wherein a rotary ring (5) is fixedly provided on the upper side of the sealing cap (6).
7. The ultrafiltration tube for development of an immunodiagnostic reagent according to claim 6, wherein the side wall of the rotary ring (5) is provided with anti-slip texture.
8. The ultrafiltration tube for development of an immunodiagnostic reagent according to claim 1, wherein an upper inner wall of the collection tube (10) is provided obliquely.
9. The ultrafiltration tube for development of an immunodiagnostic reagent according to claim 1, wherein a gasket is provided on the upper surface of the collection tube (10).
10. Ultrafiltration tube for the development of immunodiagnostic reagents according to claim 1, characterized in that the outer surface of the collection tube (10) is coated with an anti-slip coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322477937.5U CN220715439U (en) | 2023-09-13 | 2023-09-13 | Ultrafiltration tube for development of immunodiagnosis reagent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322477937.5U CN220715439U (en) | 2023-09-13 | 2023-09-13 | Ultrafiltration tube for development of immunodiagnosis reagent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220715439U true CN220715439U (en) | 2024-04-05 |
Family
ID=90499285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322477937.5U Active CN220715439U (en) | 2023-09-13 | 2023-09-13 | Ultrafiltration tube for development of immunodiagnosis reagent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220715439U (en) |
-
2023
- 2023-09-13 CN CN202322477937.5U patent/CN220715439U/en active Active
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