CN211937053U - Auxiliary centrifugal tube clamping device for nitrogen blowing instrument - Google Patents
Auxiliary centrifugal tube clamping device for nitrogen blowing instrument Download PDFInfo
- Publication number
- CN211937053U CN211937053U CN202022359405.8U CN202022359405U CN211937053U CN 211937053 U CN211937053 U CN 211937053U CN 202022359405 U CN202022359405 U CN 202022359405U CN 211937053 U CN211937053 U CN 211937053U
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- arc
- centrifuging tube
- clamping device
- nitrogen blowing
- mounting groove
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Abstract
The utility model provides a clamping device is assisted to centrifuging tube for nitrogen blowing appearance, set up the disc of mounting hole including the center, the circular slot has been seted up to the upside of mounting hole, the internal thread has been seted up on the cell wall of circular slot, the top of circular slot is equipped with the drum, the outside lower part of drum set up with the external screw thread of internal thread adaptation, the downside of drum is the toper, a plurality of has evenly been seted up at the border of disc upside and has been placed the hole, places downthehole wall middle part and seted up the mounting groove, set up the spout with the circular slot intercommunication on the mounting groove. This supplementary clamping device of centrifuging tube for nitrogen blowing appearance, can stabilize carry out the centre gripping to the centrifuging tube, prevent that the centrifuging tube from appearing rocking, the size of centrifuging tube mounting hole is adjustable, is applicable to the centrifuging tube of multiple size, and the use of the nitrogen blowing appearance of being convenient for, and the size of centrifuging tube can be adjusted alone, also can wholly together adjust, has the characteristics of adjusting simply, convenient fast, the centrifuging tube of the multiple size of centre gripping that can stabilize.
Description
Technical Field
The utility model belongs to the technical field of clamping device technique and specifically relates to a clamping device is assisted to centrifuging tube for nitrogen blowing appearance is related to.
Background
The nitrogen blows the liquid of appearance through heating sample and sweeps again, makes pending sample rapid concentration to realize the quick separation of liquid, purification, it mainly is applied to and prepares large batch concentrated sample, such as the sample pretreatment preparation among drug screening, hormone analysis, liquid phase, gas phase and the mass spectrometry, and the mount of nitrogen blows the appearance among the prior art mostly can only be fixed to the centrifuging tube of a size, can't be applicable to the centrifuging tube of multiple size.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above-mentioned problem, the utility model provides a clamping device is assisted to centrifuging tube for nitrogen blowing appearance, can stabilize carry out the centre gripping to the centrifuging tube, prevent that the centrifuging tube from appearing rocking, the size of centrifuging tube mounting hole is adjustable, be applicable to the centrifuging tube of multiple size, the use of the nitrogen blowing appearance of being convenient for, and the size of centrifuging tube can be adjusted alone, also can wholly together adjust, have the characteristics of adjusting simply, quick convenient, the centrifuging tube of the multiple size of centre gripping that can stabilize, can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical proposal: the utility model provides a supplementary clamping device of centrifuging tube for nitrogen blowing appearance, includes that the disc of mounting hole is seted up at the center, the circular slot has been seted up to the upside of mounting hole, the internal thread has been seted up on the cell wall of circular slot, the top of circular slot is equipped with the drum, the outside lower part of drum seted up with the external screw thread of internal thread adaptation, the downside of drum is the toper.
The border of disc upside has evenly seted up a plurality of and has placed the hole, place downthehole wall middle part and seted up the mounting groove, set up the spout with the circular slot intercommunication on the mounting groove, slidable mounting has the connecting rod in the spout, the one end that the connecting rod is located the mounting groove is equipped with first arc, the one end that is located the circular slot of connecting rod is the inclined plane setting, the one end that the connecting rod inclined plane set up and the downside contact of drum.
Threaded holes are formed in the inner wall of the mounting groove along the radial direction of the disc, adjusting bolts are installed in the threaded holes, one ends, located in the mounting groove, of the adjusting bolts are connected with one ends of the sliding pieces, and the other ends of the sliding pieces are provided with second arc plates connected with the first arc plates in a clamped mode.
As a preferred technical scheme of the utility model, the connecting block in square hole is seted up including guide bar and upside to the slider, the one end of guide bar and the outside of second arc are connected, the other end of guide bar slides and runs through and extends to in the square hole, and the one end fixed mounting that the guide bar is located the square hole has the joint piece, the guide bar outside between second arc and the connecting block is equipped with the spring, adjusting bolt is located the one end of mounting groove and the outside of connecting block and rotates the connection.
As a preferred technical scheme of the utility model, be equipped with first joint piece on the cell wall of spout, the outside of connecting rod is equipped with the second joint piece that corresponds with first joint piece, be equipped with the elasticity piece between first joint piece and the second joint piece.
As a preferred technical proposal of the utility model, the upper part of the outer side of the cylinder is provided with a rotating handle.
As an optimized technical scheme of the utility model, the linear bearing is installed in rotating in the drum inner wall.
As a preferred technical scheme of the utility model, first arc inboard all is equipped with the rubber pad with the second arc inboard.
As a preferred technical scheme of the utility model, the upper and lower both sides of placing the hole site in the mounting groove all are equipped with circular rubber cotton, the joint hole has been seted up at circular rubber cotton's middle part.
By adopting the technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses the supplementary clamping device of centrifuging tube for nitrogen blowing appearance of example, internal thread and external screw thread are convenient for adjust the drum and adjust the length in the circular slot, and the connecting rod plays the effect that the direction was supported to first arc, and the drum of installing in the circular slot carries out spacing joint to the connecting rod, and the one end that the connecting rod is located the circular slot is the conical surface of inclined plane laminating drum downside, conveniently adjusts the position of first arc through rotating the drum.
2. The utility model discloses a clamping device is assisted to centrifuging tube for nitrogen blowing appearance of example, first arc, the second arc all is the arc setting, the centrifuging tube of being convenient for laminate, increase the stability and the firm degree of centre gripping, it adjusts to rotate the position of second arc to rotate adjusting bolt, the realization is to singly placing downthehole regulation that can the centrifuging tube size of centre gripping, it adjusts to the position of first arc to rotate the drum, the realization is to wholly placing downthehole regulation that can the centrifuging tube size of centre gripping, can make this centrifuging tube assist clamping device fast adjustment be applicable to the test tube of multiple size through two kinds of regulative modes, higher practicality and easy operation have.
3. The utility model discloses a clamping device is assisted to centrifuging tube for nitrogen blowing appearance, the size of second arc is less than the size of first arc, be convenient for first arc, the second arc carries out the centre gripping to centrifugal tube, adjusting bolt is convenient for adjust the position of first arc, it places the hole and is convenient for this centrifuging tube to assist clamping device to place the centrifuging tube, first arc, the second arc is convenient for carry out the joint centre gripping to placing downthehole centrifuging tube, the position of first arc and second arc is all adjustable, thereby be convenient for this centrifuging tube to assist clamping device to carry out the centre gripping to the centrifuging tube of multiple size.
4. The utility model discloses the supplementary clamping device of centrifuging tube for nitrogen-blowing instrument of example, circular rubber cotton plays the guard action to first arc, second arc, prevents that external object from causing the damage to first arc, second arc, and circular rubber cotton prevents that the centrifuging tube from colliding the outside of first arc or second arc in the installation simultaneously, and the joint hole is convenient for the centrifuging tube and installs to placing downthehole.
5. The utility model discloses the supplementary clamping device of centrifuging tube for nitrogen blowing appearance of example, can stabilize carry out the centre gripping to the centrifuging tube, prevent that the centrifuging tube from appearing rocking, the size of centrifuging tube mounting hole is adjustable, is applicable to the centrifuging tube of multiple size, the use of the nitrogen blowing appearance of being convenient for, and the size of centrifuging tube can be adjusted alone, also can wholly together adjust, have the characteristics of adjusting simply, convenient fast, the centrifuging tube of the multiple size of centre gripping that can stabilize.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the present invention in partial section;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is a schematic view of the structure of FIG. 2 from another perspective;
fig. 5 is an enlarged schematic view of the structure at B in fig. 4.
Wherein: 1 disc, 2 circular rubber cotton, 3 drum, 4 linear bearing, 5 turning handles, 6 adjusting bolt, 7 first joint piece, 8 elastic block, 9 second joint piece, 10 connecting rods, 11 first arc, 12 second arc, 13 guide bars, 14 joint pieces, 15 connecting blocks, 16 springs, 17 rubber pads.
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 efforts belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a supplementary clamping device of centrifuging tube for nitrogen-blowing instrument, includes that the disc 1 of mounting hole is seted up at the center, and the circular slot has been seted up to the upside of mounting hole, has seted up the internal thread on the cell wall of circular slot, and the top of circular slot is equipped with drum 3, and the external screw thread with the internal thread adaptation is seted up to the outside lower part of drum 3, and the downside of drum 3 is the toper, and this supplementary clamping device of centrifuging tube passes through the mounting hole to be installed on the montant of outside nitrogen-blowing instrument, and internal thread and external screw thread are convenient for adjust the length of.
The border of 1 upside of disc has evenly seted up a plurality of and has placed the hole, place downthehole wall middle part and seted up the mounting groove, set up the spout with the circular slot intercommunication on the mounting groove, slidable mounting has connecting rod 10 in the spout, the one end that connecting rod 10 is located the mounting groove is equipped with first arc 11, the mounting groove is convenient for install first arc 11, connecting rod 10 plays the effect that the direction was supported to first arc 11, the one end that is located the circular slot of connecting rod 10 is the inclined plane setting, the one end that the inclined plane of connecting rod 10 set up and the downside contact of drum 3, drum 3 of installing in the circular slot carries out spacing joint to connecting rod 10, the one end that connecting rod 10 is located the circular slot is the conical surface of inclined plane laminating drum 3 downside, the convenience is adjusted the position of first arc 11 through rotating.
Threaded holes are formed in the inner wall of the mounting groove along the radial direction of the disc 1, adjusting bolts 6 are installed in the threaded holes, one ends, located in the mounting groove, of the adjusting bolts 6 are connected with one ends of the sliding pieces, the other ends of the sliding pieces are provided with second arc-shaped plates 12 connected with the first arc-shaped plates 11 in a clamping mode, the size of the second arc-shaped plates 12 is smaller than that of the first arc-shaped plates 11, the first arc-shaped plates 11 and the second arc-shaped plates 12 can clamp centrifugal tubes conveniently, the adjusting bolts 6 can adjust the positions of the first arc-shaped plates 11 conveniently, the placing holes are convenient for the centrifugal tube auxiliary clamping device to place a centrifugal tube, the first arc-shaped plates, the second arc 12 is convenient for carry out the joint centre gripping to placing downthehole centrifuging tube, and the position of first arc 11 and second arc 12 is all adjustable to be convenient for this supplementary clamping device of centrifuging tube carries out the centre gripping to the centrifuging tube of multiple size.
The connecting block 15 of square hole is seted up including guide bar 13 and upside to the slider, the one end of guide bar 13 and the outside of second arc 12 are connected, the other end of guide bar 13 slides and runs through and extend to in the square hole, and the one end fixed mounting that guide bar 13 is located the square hole has joint piece 14, the guide bar 13 outside between second arc 12 and the connecting block 15 is equipped with spring 16, adjusting bolt 6 is located the one end of mounting groove and the outside of connecting block 15 and passes through plane bearing and rotate and connect, guide bar 13 plays the guide effect to the slip of second arc 12, and guide bar 13 plays the effect of support to second arc 12, the spring 16 is convenient for the centre gripping installation of centrifuging tube.
Be equipped with first joint piece 7 on the cell wall of spout, the outside of connecting rod 10 is equipped with the second joint piece 9 that corresponds with first joint piece 7, is equipped with elastic block 8 between first joint piece 7 and the second joint piece 9, and when drum 3 upwards slided, elastic block 8 is convenient for connecting rod 10 to drive first arc 11 and inwards slides, and the convenience is adjusted the position of first arc 11, increases the smoothness nature in the use.
The upper portion of the outer side of the cylinder 3 is provided with a rotating handle 5, the rotating handle 5 is convenient for rotating the cylinder 3, and the position of the first arc-shaped plate 11 is convenient to adjust through the cylinder 3.
The rubber pad 17 is arranged on the inner side of the first arc-shaped plate 11 and the inner side of the second arc-shaped plate 12, the rubber pad 17 protects the centrifugal tube, and the first arc-shaped plate 11 or the second arc-shaped plate 12 is prevented from causing abrasion or even breaking to the centrifugal tube.
The upper and lower both sides that place the hole and be located the mounting groove all are equipped with circular rubber cotton 2, the joint hole has been seted up at circular rubber cotton 2's middle part, circular rubber cotton 2 is to first arc 11, second arc 12 plays the guard action, prevent that external object from to first arc 11, second arc 12 causes the damage, circular rubber cotton 2 prevents that the centrifuging tube from colliding the outside of first arc 11 or second arc 12 in the installation simultaneously, the joint hole is convenient for the centrifuging tube and is installed to placing hole.
The linear bearing 4 is a conventional one, and the present embodiment adopts a model ST-10 manufactured by the international trade company ltd of kunhao fuxing.
When in use:
the upper end of the vertical rod of the external nitrogen blowing instrument penetrates through the linear bearing 4, the centrifugal tube auxiliary clamping device for the nitrogen blowing instrument is arranged on the nitrogen blowing instrument, and the linear bearing 4 is convenient for rotating the cylinder 3;
when adjusting the individual placement holes on the disc 1: rotating the adjusting bolt 6 towards the outer side of the threaded hole, rotating the adjusting bolt 6 to drive the connecting block 15 to slide outwards, driving the second arc-shaped plate 12 to slide outwards through the guide rod 13 when the connecting block 15 slides outwards, increasing the distance between the first arc-shaped plate 11 and the second arc-shaped plate 12, so that the placing space between the first arc-shaped plate 11 and the second arc-shaped plate 12 is increased, and clamping the centrifugal tube with the large diameter by the first arc-shaped plate 11 and the second arc-shaped plate 12 after the adjustment is finished; when the adjusting bolt 6 rotates towards the inner side of the threaded hole, the placing space between the first arc-shaped plate 11 and the second arc-shaped plate 12 is reduced, and the first arc-shaped plate 11 and the second arc-shaped plate 12 are clamped with the centrifuge tube with the small diameter after adjustment is completed;
when the overall placing hole on the disc 1 is adjusted: the rotating handle 5 rotates the cylinder 3, so that the cylinder 3 moves downwards in the circular groove, when the cylinder 3 moves downwards, the conical surface on the lower side of the cylinder 3 extrudes the connecting rod 10 to slide outwards in the sliding groove, the connecting rod 10 slides outwards to drive the first arc-shaped plate 11 to slide outwards, the distance between the first arc-shaped plate 11 and the second arc-shaped plate 12 is reduced, so that the placing space between all the first arc-shaped plates 11 and all the second arc-shaped plates 12 is reduced, and the first arc-shaped plate 11 and the second arc-shaped plate 12 are clamped with a centrifugal tube with a small radius after adjustment is finished;
when the connecting rod 10 slides outwards in the sliding groove, the connecting rod 10 drives the second clamping block 9 to move outwards, the second clamping block 9 and the first clamping block 7 extrude the elastic block 8, when the cylinder 3 moves upwards in the circular groove, the conical surface of the lower side of the cylinder 3 gradually loses constraint on the connecting rod 10, the elastic block 8 pushes the connecting rod 10 to slide inwards through the second clamping block 9, the distance between the first arc-shaped plate 11 and the second arc-shaped plate 12 is gradually increased, so that the placing space between all the first arc-shaped plates 11 and the second arc-shaped plates 12 is increased, and the first arc-shaped plates 11 and the second arc-shaped plates 12 clamp the centrifugal tubes with large diameters after adjustment is completed;
when installing the centrifuging tube: put into the joint downthehole with the centrifuging tube, centrifuging tube extrusion circular rubber cotton 2 makes the joint hole increase, when the centrifuging tube inserted between first arc 11 and the second arc 12, centrifuging tube extrusion second arc 12 slides to the outside, guide bar 13 plays the guide effect when second arc 12 slides to the outside, spring 16 is compressed by first arc 11 gradually, first arc 11 carries out the joint with second arc 12 to the centrifuging tube and fixes, after the centrifuging tube takes out from the joint hole, spring 16 promotes first arc 11 and slides to the inboard and accomplishes and reset.
This supplementary clamping device of centrifuging tube for nitrogen blowing appearance, can stabilize carry out the centre gripping to the centrifuging tube, prevent that the centrifuging tube from appearing rocking, the size of centrifuging tube mounting hole is adjustable, is applicable to the centrifuging tube of multiple size, and the use of the nitrogen blowing appearance of being convenient for, and the size of centrifuging tube can be adjusted alone, also can wholly together adjust, has the characteristics of adjusting simply, convenient fast, the centrifuging tube of the multiple size of centre gripping that can stabilize.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a clamping device is assisted to centrifuging tube for nitrogen blowing appearance, includes that disc (1) of mounting hole are seted up at the center, its characterized in that: a circular groove is formed in the upper side of the mounting hole, internal threads are formed in the wall of the circular groove, a cylinder (3) is arranged above the circular groove, external threads matched with the internal threads are formed in the lower portion of the outer side of the cylinder (3), and the lower side of the cylinder (3) is conical;
the edge of the upper side of the disc (1) is uniformly provided with a plurality of placing holes, the middle part of the inner wall of each placing hole is provided with a mounting groove, the mounting groove is provided with a sliding groove communicated with the circular groove, a connecting rod (10) is slidably mounted in the sliding groove, one end, positioned in the mounting groove, of the connecting rod (10) is provided with a first arc-shaped plate (11), one end, positioned in the circular groove, of the connecting rod (10) is arranged in an inclined plane, and one end, arranged in the inclined plane, of the connecting rod (10) is in contact with the lower side;
the mounting groove inner wall is provided with a threaded hole along the radial direction of the disc (1), an adjusting bolt (6) is installed in the threaded hole, one end of the adjusting bolt (6) located in the mounting groove is connected with one end of the sliding part, and a second arc plate (12) connected with the first arc plate (11) in a clamped mode is installed at the other end of the sliding part.
2. The auxiliary centrifugal tube clamping device for the nitrogen blowing instrument as claimed in claim 1, wherein: the slider includes connecting block (15) that the square hole was seted up to guide bar (13) and upside, the one end of guide bar (13) and the outside of second arc (12) are connected, the other end of guide bar (13) slides and runs through and extends to in the square hole, and guide bar (13) are located the one end fixed mounting in the square hole and have joint piece (14), guide bar (13) the outside between second arc (12) and connecting block (15) is equipped with spring (16), adjusting bolt (6) are located the one end of mounting groove and the outside of connecting block (15) is rotated and is connected.
3. The auxiliary centrifugal tube clamping device for the nitrogen blowing instrument as claimed in claim 1, wherein: be equipped with first joint piece (7) on the cell wall of spout, the outside of connecting rod (10) is equipped with second joint piece (9) that correspond with first joint piece (7), be equipped with between first joint piece (7) and second joint piece (9) elastic block (8).
4. The auxiliary centrifugal tube clamping device for the nitrogen blowing instrument as claimed in claim 1, wherein: the upper part of the outer side of the cylinder (3) is provided with a rotating handle (5).
5. The auxiliary centrifugal tube clamping device for the nitrogen blowing instrument as claimed in claim 1, wherein: and a linear bearing (4) is rotatably arranged in the inner wall of the cylinder (3).
6. The auxiliary centrifugal tube clamping device for the nitrogen blowing instrument as claimed in claim 1, wherein: rubber pads (17) are arranged on the inner sides of the first arc-shaped plate (11) and the second arc-shaped plate (12).
7. The auxiliary centrifugal tube clamping device for the nitrogen blowing instrument as claimed in claim 1, wherein: the placing holes are located on the upper side and the lower side of the mounting groove and are respectively provided with circular rubber cotton (2), and the middle of each circular rubber cotton (2) is provided with a clamping hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022359405.8U CN211937053U (en) | 2020-10-22 | 2020-10-22 | Auxiliary centrifugal tube clamping device for nitrogen blowing instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022359405.8U CN211937053U (en) | 2020-10-22 | 2020-10-22 | Auxiliary centrifugal tube clamping device for nitrogen blowing instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211937053U true CN211937053U (en) | 2020-11-17 |
Family
ID=73159190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022359405.8U Expired - Fee Related CN211937053U (en) | 2020-10-22 | 2020-10-22 | Auxiliary centrifugal tube clamping device for nitrogen blowing instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211937053U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112964811A (en) * | 2021-02-05 | 2021-06-15 | 杨德毅 | Fixed nitrogen blowing instrument |
| CN113042226A (en) * | 2021-03-13 | 2021-06-29 | 南昌大学第二附属医院 | Blood centrifugal separation device for blood transfusion department |
| CN113664540A (en) * | 2021-08-31 | 2021-11-19 | 浙江佳信汽车零部件有限公司 | Flaring chamfering cutting multi-station automation equipment for automobile air conditioner pipeline |
| CN113786878A (en) * | 2021-09-01 | 2021-12-14 | 连云港市第一人民医院 | Blood collection tube placing device for medical examination |
-
2020
- 2020-10-22 CN CN202022359405.8U patent/CN211937053U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112964811A (en) * | 2021-02-05 | 2021-06-15 | 杨德毅 | Fixed nitrogen blowing instrument |
| CN113042226A (en) * | 2021-03-13 | 2021-06-29 | 南昌大学第二附属医院 | Blood centrifugal separation device for blood transfusion department |
| CN113664540A (en) * | 2021-08-31 | 2021-11-19 | 浙江佳信汽车零部件有限公司 | Flaring chamfering cutting multi-station automation equipment for automobile air conditioner pipeline |
| CN113786878A (en) * | 2021-09-01 | 2021-12-14 | 连云港市第一人民医院 | Blood collection tube placing device for medical examination |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201117 Termination date: 20211022 |
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| CF01 | Termination of patent right due to non-payment of annual fee |