CN211587090U - Test tube fixing device that centrifuge was used - Google Patents
Test tube fixing device that centrifuge was used Download PDFInfo
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- CN211587090U CN211587090U CN202020087326.3U CN202020087326U CN211587090U CN 211587090 U CN211587090 U CN 211587090U CN 202020087326 U CN202020087326 U CN 202020087326U CN 211587090 U CN211587090 U CN 211587090U
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- test tube
- plate
- backup pad
- centrifuge
- fixed plate
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- 230000000087 stabilizing effect Effects 0.000 claims description 9
- 230000002349 favourable effect Effects 0.000 description 11
- 239000007788 liquid Substances 0.000 description 5
- 230000001737 promoting effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
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- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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Abstract
The utility model relates to a test tube fixing device that centrifuge was used relates to centrifuge technical field, has solved the problem that can not fix the test tube of different diameters size, and its technical scheme main points are: including setting up the swing span in the centrifuge, the swing span joint has the rack that is used for placing the test tube, the rack includes the fixed plate that backup pad and symmetry set up, the backup pad is located between two fixed plates and is parallel to each other, the backup pad sets up in opposite directions with the arc concave surface that the fixed plate was provided with curved pinch-off blades and pinch-off blades respectively with the fixed plate opposite side, the backup pad is provided with the adjusting part who is used for adjusting the distance between fixed plate and the backup pad, the backup pad is provided with the guiding mechanism who is used for restricting the fixed plate movement track, has the advantage of the test tube of fixed different diameters.
Description
Technical Field
The utility model belongs to the technical field of the centrifuge technique and specifically relates to a test tube fixing device that centrifuge was used is related to.
Background
Centrifuges are machines that utilize centrifugal force to separate components from liquids and solid particles or mixtures of liquids and liquids. The centrifuge is mainly used for separating solid particles from liquid in suspension or separating two liquids which have different densities and are insoluble with each other in emulsion.
At present, utility model patent with publication number CN203209191U discloses a test tube centrifuge, including organism, runing rest, safety cover and test tube. The machine body is formed by combining an upper cover and a base through a screw lock, and the protective cover is buckled on the machine body through a movable connection. The base bottom surface is provided with the rubber that is used for firm organism and inhales the foot, the side of base is provided with the switch that is used for opening the safety cover, there are centrifuge's function switch and function time display screen the top of switch, the internally mounted of base has the motor and functions the circuit, there is a round platform form arch at the middle part of upper cover, the runing rest is settled and is connected with inside motor in the round platform form arch and carry out the transmission, the test tube is placed and is carried out centrifugal operation in the test tube standing groove of runing rest.
However, the rack of the centrifuge generally cannot adjust the size of the hole slot for placing the test tube. Consequently, after the rack was put into to the test tube, certain space had between test tube outer wall and the rack, discovery in the in-service use, centrifuge during operation, the test tube probably bumps with the rack, leads to the test tube broken.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a test tube fixing device that centrifuge was used, the advantage that has the test tube of fixed different diameters size to the not enough of prior art existence.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a test tube fixing device that centrifuge was used, is including setting up the swing span in the centrifuge, the swing span joint has the rack that is used for placing the test tube, the rack includes the fixed plate that backup pad and symmetry set up, the backup pad is located between two fixed plates and is parallel to each other, the backup pad sets up in opposite directions with the arc inner concave surface that the fixed plate was provided with curved clamp plate and clamp plate respectively to the side, the backup pad is provided with the adjusting part who is used for adjusting the distance between fixed plate and the backup pad, the backup pad is provided with the guiding mechanism who is used for restricting fixed plate movement track.
Through adopting above-mentioned technical scheme, earlier through adjusting part during the use, adjust the distance between fixed plate and the regulating plate, the movement track of limiting the fixed plate through guiding mechanism in the accommodation process for when the test tube is placed between backup pad and fixed plate, obtain the preliminary clamp of pinch-off blades and press from both sides fixedly, place other test tubes between support and fixed plate after that, the dynamics of the tight fixed test tube of rethread adjusting part regulation clamp. The whole using process is simple and convenient, and is favorable for clamping and fixing test tubes with different diameters.
The present invention may be further configured in a preferred embodiment as: the adjusting assembly comprises screw rods, the screw rods are symmetrically arranged in the middle of two sides of the supporting plate facing the fixing plate, the screw rods are rotationally connected with the supporting plate, and the screw rods are in threaded connection with the fixing plate.
Through adopting above-mentioned technical scheme, rotatory lead screw during the use for the fixed plate moves towards the backup pad direction, is favorable to adjusting the distance between backup pad and the fixed plate.
The present invention may be further configured in a preferred embodiment as: the guide mechanism comprises a plurality of guide rods, the guide rods are arranged on two sides of the supporting plate and are in sliding connection with the fixing plate.
Through adopting above-mentioned technical scheme, guide bar sliding connection is in the connecting plate during the use, is favorable to restricting the movement track of fixed plate.
The present invention may be further configured in a preferred embodiment as: the utility model discloses a test tube, including backup pad, fixed plate, guide bar, test tube, supporting plate, fixing plate, guide bar, test tube, support plate middle part sliding connection has a plurality of first sliders, fixed plate middle part sliding connection has a plurality of second sliders, guide bar fixed connection is in first slider, guide bar sliding connection is in the second slider, the guide bar is provided with curved steadying plate and the concave surface of arc and sets up in opposite directions towards test tube one side, the guide bar is kept away from first slider one side and.
Through adopting above-mentioned technical scheme, through the slip guide bar during the use for set up in the firm board of guide bar towards the test tube motion, support tight fixedly through supporting tight subassembly, be favorable to firm board clamp fastening to decide the test tube.
The present invention may be further configured in a preferred embodiment as: the abutting assembly comprises a bolt and an abutting plate, the bolt is rotationally connected with the abutting plate, and the bolt is in threaded connection with one side, away from the first sliding block, of the guide rod.
Through adopting above-mentioned technical scheme, rotatory bolt during the use, until support tight board and support the fixed plate and keep away from backup pad one side, realize the fixed of guide bar.
The present invention may be further configured in a preferred embodiment as: the clamping plate and the fixing plate are respectively provided with a rubber layer towards one side of the test tube.
Through adopting above-mentioned technical scheme, rubber layer and test tube outer wall contact during the use are favorable to increasing the frictional force of contact surface, promote the tight degree of clamp of test tube.
The present invention may be further configured in a preferred embodiment as: the length directions of the clamping plate and the stabilizing plate respectively extend along the vertical direction.
Through adopting above-mentioned technical scheme, the length direction of grip block and steadying board extends towards vertical direction for the area increase of grip block and steadying board contact test tube is favorable to promoting and presss from both sides tight firm degree.
The present invention may be further configured in a preferred embodiment as: the rack is including the curb plate that the symmetry set up, the backup pad links to each other with the curb plate is fixed, fixed plate both sides respectively sliding connection in curb plate, the curb plate is kept away from backup pad one side and is provided with the joint piece, the joint groove has been seted up to the swing span, joint piece joint in joint groove.
Through adopting above-mentioned technical scheme, joint piece joint in the joint groove during use is favorable to the rack to be fixed in and puts the frame by the joint.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the distance between backup pad and the fixed plate is adjusted earlier through adjusting part during the use for the preliminary fixed test tube of pinch-off blades, after placing the test tube between other pinch-off blades, make the tight degree of clamp plate fixed test tube improve through adjusting part again, be favorable to adapting to the test tube of different diameters size.
2. The movement track of restriction fixed plate is carried out through the guide bar during the use, and the guide bar is provided with firm board simultaneously, can press from both sides tight test tube, promotes the firm degree that the test tube is fixed.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
FIG. 2 is a schematic structural view of the rack of the present embodiment;
fig. 3 is a schematic sectional view of the inside of the rack of the present embodiment.
Reference numerals: 1. a swing frame; 2. placing a rack; 3. a fixing plate; 4. an adjustment assembly; 401. a screw rod; 5. a guide mechanism; 501. a guide bar; 6. a first slider; 7. a second slider; 8. a stabilizing plate; 9. a propping component; 901. a propping plate; 902. a bolt; 10. a rubber layer; 11. a side plate; 12. a clamping block; 13. a clamping groove; 14. a support plate; 15. a clamping plate; 16. a first chute; 17. a second runner.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a test tube fixing device for centrifuge, including swing span 1. The swing frame 1 is arranged in the centrifuge, and the centrifuge drives the swing frame 1 to swing to perform centrifugal motion when in work. The working principle and the specific structure of the centrifuge are the prior art, and therefore, the detailed description thereof is omitted.
Referring to fig. 1 and 2, the swing frame 1 is of a circular structure and is provided with a plurality of mounting grooves, the mounting grooves are provided with the placing frame 2, and the placing frame 2 and the placing frame are fixed through clamping. The placing rack 2 comprises supporting plates 14 and fixing plates 3 which are symmetrically arranged, wherein the supporting plates 14 are located between the fixing plates 3, and the supporting plates 14 and the fixing plates 3 are arranged in parallel.
Referring to fig. 1 and 2, the placing frame 2 includes side plates 11, and the side plates 11 are symmetrically disposed on two sides of the supporting plate 14 and the fixing plate 3. The curb plate 11 links to each other with the backup pad 14 is fixed and has seted up the restriction groove towards backup pad 14 one side, and fixed plate 3 both sides are fixed with the restriction piece respectively, and restriction piece sliding connection realizes the sliding connection between curb plate 11 and the fixed plate 3 in the restriction groove.
Referring to fig. 1 and 2, a clamping block 12 is fixedly connected to the middle position of one side of the side plate 11 far away from the supporting plate 14, and a clamping groove 13 is formed in one side of the mounting groove far away from the middle of the placing frame. During the use, put into the mounting groove with the rack 2 is vertical downwards, move the rack 2 towards the direction of keeping away from swing span 1 middle part after that for joint piece 12 joint is in joint groove 13, and the joint that realizes rack 2 is fixed.
Referring to fig. 2, the opposite sides of the supporting plate 14 and the fixing plate 3 are respectively provided with a clamping plate 15, and the clamping plate 15 is of an arc structure and is arranged opposite to the arc concave surface for clamping the test tube. The support plate 14 is provided with an adjustment assembly 4 for adjusting the distance between the fixing plate 3 and the support plate 14 so that the clamping plate 15 can clamp test tubes of different diameters.
Referring to fig. 2, the adjusting assembly 4 includes a screw 401, the screw 401 is symmetrically disposed at the middle position of the supporting plate 14 facing to the two sides of the fixing plate 3, the screw 401 is rotatably connected to the supporting plate 14, and the screw 401 is screwed to the middle of the fixing plate 3. When the device is used, the screw rod 401 is rotated, so that the fixing plate 3 moves towards the supporting plate 14, and the distance between the fixing plate 3 and the supporting plate 14 is adjusted.
Referring to fig. 2, the support plate 14 is provided with a guide mechanism 5 for limiting the movement locus of the fixing plate 3. The guide mechanism 5 comprises a plurality of guide rods 501, and the vertical section of each guide rod 501 is of a square structure.
Referring to fig. 2 and 3, the support plate 14 is symmetrically provided with first sliding grooves 16, the two first sliding grooves 16 are respectively located at two sides of the screw 401, and the first sliding grooves 16 penetrate through the support plate 14. Each first sliding chute 16 is slidably connected with two first sliding blocks 6, and one end of the guide rod 501 is fixedly connected with the first sliding block 6. Each fixing plate 3 is symmetrically provided with a second sliding chute 17, two second sliding chutes 17 of each fixing plate 3 are respectively positioned at two sides of the screw rod 401, and the second sliding chutes 17 penetrate through the fixing plates 3. Each second sliding chute 17 is connected with two second sliding blocks 7 in a sliding manner, and the guide rod 501 is connected with the second sliding blocks 7 in a sliding manner.
Referring to fig. 2, the guide rod 501 is fixedly connected with a stabilizing plate 8 towards the test tube, and the stabilizing plate 8 is of an arc structure and the arc inner concave surface faces towards the test tube. Slide guide bar 501 during the use for the firm board 8 moves towards the test tube direction, is used for pressing from both sides tight test tube, strengthens the tight fixed degree of clamp of test tube.
Referring to fig. 2, a side of the guide rod 501, which is away from the supporting plate 14, is provided with a fastening assembly 9 for fastening and fixing the guide rod 501. The tightening assembly 9 includes a tightening plate 901 and a bolt 902, and the bolt 902 is rotatably connected to the middle of the tightening plate 901. The bolt 902 is screwed to the guide rod 501 at the side far from the support plate 14 at the side far from the abutting plate 901. When the fastening plate 901 is fastened to the side of the fixing plate 3 away from the supporting plate 14, the guide rod 501 is fixed by rotating the bolt 902.
Referring to fig. 2 and 3, the length direction of clamping plate 15 and stabilizing plate 8 extends along vertical direction respectively, is favorable to increasing the area of contact of clamping plate 15, stabilizing plate 8 and test tube outer wall for the firm degree of clamp of test tube obtains promoting. Clamping plate 15 and one side fixedly connected with rubber layer 10 of firm board 8 orientation test tube are favorable to promoting the frictional force of contact surface for the installation steadiness of test tube obtains promoting.
The use principle is as follows:
referring to fig. 1 and 2, in use, the screw 401 is rotated to move the fixing plate 3 toward the supporting plate 14 until the distance between the clamping plates 15 is close to the diameter of the test tube. The test tube is then placed between the clamping plates 15 and the screw 401 is rotated again so that the test tube is preliminarily clamped. When the test tube placement fixation between the clamping plates 15 is completed, the third rotation of the screw 401 performs fine adjustment of the clamping degree of the test tube, so that the test tube is fixed. The guide rod 501 is then slid so that the stabilizing plate 8 grips the test tube and the guide rod 501 is then secured by rotating the bolt 902. And finally, vertically and downwards placing the placing frame 2 into the mounting groove, and then clamping the clamping block 12 in the clamping groove 13. Whole use is simple, convenient, is favorable to rack 2 to press from both sides tightly fixedly to the test tube of different diameters.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a test tube fixing device that centrifuge was used, is including setting up swing span (1) in the centrifuge, its characterized in that: swing span (1) joint has rack (2) that are used for placing the test tube, rack (2) are including fixed plate (3) that backup pad (14) and symmetry set up, backup pad (14) are located between two fixed plate (3) and are parallel to each other, backup pad (14) and fixed plate (3) are provided with arc clamping plate (15) and clamping plate (15) arc concave surface in opposite directions respectively and are set up, backup pad (14) are provided with and are used for adjusting part (4) of distance between fixed plate (3) and backup pad (14), backup pad (14) are provided with guiding mechanism (5) that are used for restricting fixed plate (3) movement track.
2. The test tube holding device for a centrifuge according to claim 1, wherein: the adjusting assembly (4) comprises a screw rod (401), the screw rod (401) is symmetrically arranged in the middle of two sides, facing the fixing plate (3), of the supporting plate (14), the screw rod (401) is rotationally connected with the supporting plate (14), and the screw rod (401) is in threaded connection with the fixing plate (3).
3. The test tube holding device for a centrifuge according to claim 1, wherein: the guide mechanism (5) comprises a plurality of guide rods (501), the guide rods (501) are arranged on two sides of the supporting plate (14), and the guide rods (501) are connected with the fixing plate (3) in a sliding mode.
4. A test tube holding apparatus for a centrifuge according to claim 3, wherein: backup pad (14) middle part sliding connection has a plurality of first slider (6), fixed plate (3) middle part sliding connection has a plurality of second slider (7), guide bar (501) fixed connection is in first slider (6), guide bar (501) sliding connection in second slider (7), guide bar (501) are provided with curved firm board (8) and the arc concave surface towards test tube one side and set up in opposite directions, first slider (6) one side is kept away from in guide bar (501) is provided with and is used for supporting tight subassembly (9) of supporting tight guide bar (501).
5. The test tube holding device for a centrifuge according to claim 4, wherein: the abutting assembly (9) comprises a bolt (902) and an abutting plate (901), the bolt (902) is rotatably connected with the abutting plate (901), and the bolt (902) is screwed on one side, away from the first sliding block (6), of the guide rod (501).
6. The test tube holding device for a centrifuge according to claim 4, wherein: and rubber layers (10) are respectively arranged on one sides of the clamping plate (15) and the stabilizing plate (8) facing the test tube.
7. The test tube holding device for a centrifuge according to claim 4, wherein: the length directions of the clamping plate (15) and the stabilizing plate (8) respectively extend along the vertical direction.
8. The test tube holding device for a centrifuge according to claim 1, wherein: the rack (2) comprises side plates (11) symmetrically arranged, a supporting plate (14) is fixedly connected with the side plates (11), two sides of a fixing plate (3) are respectively connected with the side plates (11) in a sliding mode, one side, away from the supporting plate (14), of the side plates (11) is provided with a clamping block (12), a clamping groove (13) is formed in the swing frame (1), and the clamping block (12) is clamped in the clamping groove (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020087326.3U CN211587090U (en) | 2020-01-16 | 2020-01-16 | Test tube fixing device that centrifuge was used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020087326.3U CN211587090U (en) | 2020-01-16 | 2020-01-16 | Test tube fixing device that centrifuge was used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211587090U true CN211587090U (en) | 2020-09-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020087326.3U Expired - Fee Related CN211587090U (en) | 2020-01-16 | 2020-01-16 | Test tube fixing device that centrifuge was used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211587090U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114522810A (en) * | 2022-04-24 | 2022-05-24 | 智享生物(苏州)有限公司 | High-stability cell centrifuge for gene detection |
-
2020
- 2020-01-16 CN CN202020087326.3U patent/CN211587090U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114522810A (en) * | 2022-04-24 | 2022-05-24 | 智享生物(苏州)有限公司 | High-stability cell centrifuge for gene detection |
| CN114522810B (en) * | 2022-04-24 | 2022-08-16 | 智享生物(苏州)有限公司 | High-stability cell centrifuge for gene detection |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200929 |
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| CF01 | Termination of patent right due to non-payment of annual fee |