CN216988109U - Test tube mount for centrifuge - Google Patents
Test tube mount for centrifuge Download PDFInfo
- Publication number
- CN216988109U CN216988109U CN202220812491.XU CN202220812491U CN216988109U CN 216988109 U CN216988109 U CN 216988109U CN 202220812491 U CN202220812491 U CN 202220812491U CN 216988109 U CN216988109 U CN 216988109U
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- test tube
- fixing frame
- movable block
- pull rod
- mount
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- Centrifugal Separators (AREA)
Abstract
The utility model discloses a test tube fixing frame for a centrifuge, which comprises a fixing frame body, wherein a plurality of test tube holes are formed in the fixing frame body, a test tube clamping mechanism is arranged in the fixing frame body, a first cavity for accommodating the test tube clamping mechanism is formed in the fixing frame body, the test tube clamping mechanism can move up and down relative to the fixing frame body, the test tube clamping mechanism comprises a movable block, a round hole corresponding to the position of the test tube hole is formed in the movable block, a rotating block is connected to the movable block in a rotating mode, one end, far away from the movable block, of the rotating block is located in the round hole, and a second cavity for the rotating block to move is formed in the movable block. The test tube fixing device can fix test tubes with different sizes.
Description
Technical Field
The utility model relates to the technical field of detection equipment, in particular to a test tube fixing frame for a centrifuge.
Background
In medical testing, centrifuges are often used as instruments for separating serum, plasma, precipitated proteins, or for examination of urinary sediments. The suspended particles in the mixed liquid can be rapidly precipitated by using a centrifugal machine, so that the components of various substances with different specific gravities can be separated. However, the existing centrifuge can only centrifuge test tubes with fixed size, and the test tubes with different lengths or diameters cannot be put into the centrifuge for use, and need to be poured into the test tubes with fixed size.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a test tube fixing frame for a centrifuge.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a test tube mount for centrifuge, including the mount body, be equipped with a plurality of test tube hole on the mount body, this internal test tube chucking mechanism that is equipped with of mount, this internal first cavity that is used for holding test tube chucking mechanism that is equipped with of mount, test tube chucking mechanism can reciprocate for the mount body, test tube chucking mechanism includes the movable block, be equipped with on the movable block with the corresponding round hole in test tube hole position, it is connected with the commentaries on classics piece to rotate on the movable block, the one end that the movable block was kept away from to the commentaries on classics piece is located the round hole, be equipped with the second cavity that is used for changeing the piece activity in the movable block.
The middle part of the movable block is provided with an arc-shaped groove.
Four movable blocks are uniformly distributed in one round hole.
The mount body is including first mount, second mount and the third mount that sets up from top to bottom in proper order, and test tube chucking mechanism locates in the second mount.
The first fixing frame and the third fixing frame are made of stainless steel materials, and the second fixing frame is made of plastic materials.
The middle part of movable block is equipped with the pull rod, and the bottom and the movable block of pull rod rotate to be connected, and the up end of mount body is passed on the upper portion of pull rod, carries on spacingly through spacing fixed establishment between pull rod and the mount body.
The limiting fixing mechanism comprises a ring and a limiting block which are arranged on the pull rod, the ring is located above the fixing frame body, the limiting block is arranged below the ring, the distance between the limiting block and the ring is the same as the movable distance of the movable block in the first cavity, and a guide groove for the limiting block to move up and down is formed in the fixing frame body.
The utility model has the beneficial effects that:
1. after the test tubes with different sizes extend into the test tube holes, the test tube clamping mechanisms clamp the test tubes, so that the stability of the positions of the test tubes is guaranteed, the pull rods can be lifted upwards when the test tubes are taken out, the test tube clamping mechanisms are connected with the test tubes and move upwards simultaneously, the upper ends of the test tubes can be taken after the test tubes are exposed out of the fixing frame body, the test tube fixing frame can be suitable for test tubes with different diameters and lengths, and the structure is reliable;
2. when the test tube stretched into test tube chucking mechanism, the test tube promoted the turning block and overturned downwards, the turning block under the torsional spring effect all the time with the test tube chucking, to the test tube of different diameters, the rotatory angle of turning block is different, can guarantee that the turning block compresses tightly the test tube all the time, ensures the stability of test tube, to the test tube of co-altitude, can stimulate the pull rod, the height of adjustment test tube chucking mechanism, the synchronous pulling test tube of fixture block reciprocates, the test tube of being convenient for from this internal taking out of mount.
Drawings
FIG. 1 is a schematic view of the structure of the centrifuge of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a cross-sectional view of the present invention;
FIG. 4 is a sectional view taken along line A-A of FIG. 1;
FIG. 5 is a top view of the test tube clamping mechanism of the present invention;
FIG. 6 is an enlarged view taken at A in FIG. 3;
in the figure: the centrifugal machine comprises a centrifugal machine 1, a fixing frame body 2, a first fixing frame 21, a guide groove 211, a second fixing frame 22, a first cavity 221, a third fixing frame 23, a test tube hole 24, a test tube clamping mechanism 25, a movable block 251, a rotating block 252, a second cavity 254, a groove 255, a round hole 256, a pull rod 257, a ring 258, a limiting block 259 and a support 3.
Detailed Description
The utility model is further described with reference to the accompanying drawings and the detailed description below:
as shown in fig. 1, a centrifuge 1 is provided with a fixed mount body 2, 4 fixed mount bodies 2 are annularly and uniformly distributed in the fixed mount body 1, the fixed mount bodies 2 are connected and fixed through a bracket 3, the center of the bracket 3 is connected with the centrifuge, the centrifuge 1 is the prior art and is not described herein again, and after the centrifuge 1 is started, the bracket 3 is driven to rotate, so that a test tube placed in the fixed mount body 2 is centrifuged;
as shown in fig. 2 to 6, the fixing frame body 2 is provided with a plurality of test tube holes 24, the fixing frame body 2 is provided with a test tube clamping mechanism 25, the fixing frame body 2 is provided with a first cavity 221 for accommodating the test tube clamping mechanism 25, the height of the first cavity 221 is greater than that of the fixing frame body 2, the test tube clamping mechanism 25 can move up and down relative to the fixing frame body 2, the test tube clamping mechanism 25 comprises a movable block 251, the movable block 251 is provided with a circular hole 256 corresponding to the position of the test tube hole 24, when the test tube is placed, the test tube sequentially extends into the test tube hole 24 and the circular hole 256, the movable block 251 is rotatably connected with a rotating block 252, a torsion spring is arranged at a rotating shaft of the rotating block 252, one end of the rotating block 252 far away from the movable block 251 is positioned in the circular hole 256, the movable block 251 is provided with a second cavity 254 for the rotation of the rotating block 252, the test tube moves downwards to push the rotating block 252 to rotate, the rotary block 252 is always attached to the test tube under the action of the torsion spring, so that the test tube is pressed tightly, the stability of the test tube is ensured, the rotary block 252 is preferably arranged in an upper group and a lower group, the test tube can be more stable in the vertical direction, the rotary block 252 extends into the second cavity 254 after rotating, the space in the circular hole 256 can be expanded, and the test tubes with different sizes can extend into the circular hole 256 conveniently;
the middle part of the movable block 251 is provided with an arc-shaped groove 255, when the test tube pushes the movable block 251 to rotate downwards, two tangent points on the movable block 251 are always attached to the movable block 251 due to the arrangement of the groove 255, and therefore the movable block 251 is more reliably fixed;
four movable blocks 251 are uniformly distributed in one round hole 256, so that the test tube is more reliably contacted with the movable blocks 251, and the stability of the test tube is higher;
the fixing frame body 2 comprises a first fixing frame 21, a second fixing frame 22 and a third fixing frame 23 which are sequentially arranged up and down, the test tube clamping mechanism 25 is arranged in the second fixing frame 22, glue is preferably selected among the first fixing frame 21, the second fixing frame 22 and the third fixing frame 23 for bonding and fixing, the first fixing frame 21 and the third fixing frame 23 are made of stainless steel, the second fixing frame 22 is made of plastic, and after the test tube fixing frame is used for a long time, the rotating block 252 cannot rotate flexibly, so that the second fixing frame 22 can be detached and replaced without replacing the whole fixing frame body 2, and materials are saved;
the middle part of the movable block 251 is provided with a pull rod 257, the pull rod 257 is rotationally connected with the movable block 251, the upper part of the pull rod 257 passes through the upper end surface of the fixed frame body 2, the position between the pull rod 257 and the fixed frame body 2 is limited by a limiting fixing mechanism, the limiting fixing mechanism comprises a circular ring 258 and a limiting block 259, the circular ring 258 is arranged on the pull rod 257, the limiting block 259 is arranged above the fixed frame body 2, the limiting block 259 is arranged below the circular ring 258, the distance between the limiting block 259 and the circular ring 258 is the same as the movable distance of the movable block 251 in the first cavity 221, the fixed frame body 2 is provided with a guide groove 211 for the limiting block 259 to move up and down, for a long test tube, the length of the pull rod 257 extending into the fixed frame body 2 reaches the maximum, the circular ring 258 is attached to the upper end surface of the fixed frame body 2, after the long test tube is placed into the fixed frame body 2, the upper end can exceed the fixed frame body 2 by a certain distance, and the long test tube is convenient to take, and to short test tube, behind mount body 2 is put into to short test tube room, the length that exposes is shorter, and is very inconvenient when will taking out, can upwards mention pull rod 257 this moment, exposes mount body 2 back when stopper 259, and rotatory pull rod 257 misplaces stopper 259 and guide way 211, and stopper 259 card is in the upper end of mount body 2 to promote the position of movable block 251, stretch out short test tube from mount body 2.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. The utility model provides a test tube mount for centrifuge which characterized in that: including mount body (2), be equipped with a plurality of test tube hole (24) on mount body (2), be equipped with test tube chucking mechanism (25) in mount body (2), be equipped with first cavity (221) that are used for holding test tube chucking mechanism (25) in mount body (2), test tube chucking mechanism (25) can reciprocate for mount body (2), test tube chucking mechanism (25) are including movable block (251), be equipped with on movable block (251) and put corresponding round hole (256) with test tube hole (24), it is connected with commentaries on classics piece (252) to rotate on movable block (251), the one end that the movable block (251) was kept away from in commentaries on classics piece (252) is located round hole (256), be equipped with in movable block (251) and be used for changeing second cavity (254) that piece (252) moved.
2. The test tube holder for a centrifuge according to claim 1, wherein: the middle part of the movable block (251) is provided with an arc-shaped groove (255).
3. The test tube holder for a centrifuge according to claim 1, wherein: four movable blocks (251) are uniformly distributed in one round hole (256).
4. The test tube holder for a centrifuge according to claim 1, wherein: the fixing frame body (2) comprises a first fixing frame (21), a second fixing frame (22) and a third fixing frame (23) which are sequentially arranged from top to bottom, and the test tube clamping mechanism (25) is arranged in the second fixing frame (22).
5. The test tube holder for a centrifuge according to claim 4, wherein: the first fixing frame (21) and the third fixing frame (23) are made of stainless steel materials, and the second fixing frame (22) is made of plastic materials.
6. The test tube holder for a centrifuge according to claim 1, wherein: the middle part of the movable block (251) is provided with a pull rod (257), the bottom of the pull rod (257) is rotatably connected with the movable block (251), the upper end face of the fixed frame body (2) is penetrated through the upper part of the pull rod (257), and the position between the pull rod (257) and the fixed frame body (2) is limited through a limiting and fixing mechanism.
7. The test tube holder for a centrifuge according to claim 6, wherein: spacing fixed establishment is including locating ring (258) and stopper (259) on pull rod (257), ring (258) are located the top of mount body (2), the below of ring (258) is located in stopper (259), the distance between stopper (259) and ring (258) is the same with the movable distance of movable block (251) in first cavity (221), be equipped with guide way (211) that are used for stopper (259) to reciprocate on mount body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220812491.XU CN216988109U (en) | 2022-04-11 | 2022-04-11 | Test tube mount for centrifuge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220812491.XU CN216988109U (en) | 2022-04-11 | 2022-04-11 | Test tube mount for centrifuge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216988109U true CN216988109U (en) | 2022-07-19 |
Family
ID=82376418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220812491.XU Active CN216988109U (en) | 2022-04-11 | 2022-04-11 | Test tube mount for centrifuge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216988109U (en) |
-
2022
- 2022-04-11 CN CN202220812491.XU patent/CN216988109U/en active Active
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