CN107917837B - Test tube row clamping device and mixing groove - Google Patents
Test tube row clamping device and mixing groove Download PDFInfo
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- CN107917837B CN107917837B CN201610885703.6A CN201610885703A CN107917837B CN 107917837 B CN107917837 B CN 107917837B CN 201610885703 A CN201610885703 A CN 201610885703A CN 107917837 B CN107917837 B CN 107917837B
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- sliding rod
- clamping
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- hooks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
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- Health & Medical Sciences (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Abstract
The invention relates to the field of medical and sanitary instruments, and discloses a test tube row clamping device and a mixing groove, wherein the clamping device comprises a sliding rod and a clamping hook, the sliding rod can slide back and forth along the length direction of the sliding rod, the clamping hook is symmetrically arranged on two sides of the sliding rod and can elastically move along the direction vertical to the sliding direction of the sliding rod, and when the sliding rod slides from a first position to a second position, the clamping hook is driven by the sliding rod to synchronously move in the reverse direction until the sliding rod is in an open state; when the sliding rod slides from the second position to the first position, the clamping hooks automatically reset and synchronously move in opposite directions until the clamping state is restored. The device can effectively fix the test tube bank, avoids the test tube bank from separating from the mixing groove in the rotating process, and has the advantages of higher safety, simple structure and easy realization.
Description
Technical Field
The invention relates to the field of medical and health instruments, in particular to a fixing device for samples such as test tube banks and the like, and also relates to a blending groove applying the clamping device.
Background
The test tube bank is used as a common carrier for storing samples and is widely applied to the fields of biochemical research, medical detection and the like. Taking the analysis of blood cells as an example, the sample needs to be uniformly mixed before the analysis operation, the common method comprises the modes of uniformly mixing test tubes separately, uniformly mixing test tube rows integrally and the like, and the test efficiency can be improved by the mode of uniformly mixing the test tube rows integrally; in order to avoid the test tube row to deviate from the mixing groove, still be provided with fixing device on the current mixing groove, for example set up the elastic component between mixing groove and test tube row, arrange through frictional force and fix the test tube, however this type of fixing device's fixed effect is limited, can't play the effect of locking when the mixing groove is rotatory around horizontal axle center, is difficult to satisfy people's practical demand.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a test tube row clamping device which is used for solving the problem that a test tube row in the prior art is easy to separate from a mixing groove in the rotating process.
The invention also provides a mixing groove.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the utility model provides a test tube row chucking device, includes slide bar and trip, and the slide bar can follow its length direction reciprocating sliding, and the both sides of slide bar are located to the trip symmetry to can take place elastic motion along the gliding direction of perpendicular to slide bar, wherein
When the sliding rod slides from the first position to the second position, the clamping hook is driven by the sliding rod to synchronously move in the opposite direction until the sliding rod is in an opening state;
when the sliding rod slides from the second position to the first position, the clamping hooks automatically reset and synchronously move in opposite directions until the clamping state is restored.
As a further improvement mode of the scheme, the device comprises a first spring and a driving rod which are arranged corresponding to the clamping hook, one end of the driving rod is abutted to the sliding rod, the other end of the driving rod is connected with the corresponding clamping hook, the first spring is sleeved on the driving rod, and the clamping hook is compressed when moving oppositely relative to the opposite clamping hook.
As a further improvement mode of the above scheme, the spring comprises a fixed seat, a through hole is formed in the fixed seat, the driving rod is inserted into the through hole and can slide along the axial direction, an expansion part is arranged at one end of the driving rod abutting against the sliding rod, and two ends of the first spring respectively abut against the expansion part and the fixed seat.
As a further improvement mode of the scheme, the expansion part comprises an arc end which is abutted against the sliding rod.
As a further improvement mode of the scheme, grooves are symmetrically formed in the two sides of the sliding rod at the positions where the sliding rod abuts against the driving rod, and at least one side, where the driving rod slides in, of each groove is provided with a guide-in inclined surface, wherein when the sliding rod is located at the first position, the driving rod slides in the grooves; when the slide bar is at the second position, the driving rod slides out of the groove.
As a further improvement mode of the scheme, the number of the clamping hooks is equal to that of the grooves correspondingly.
As a further improvement mode of the scheme, the sliding rod comprises at least two groups of clamping hooks which are distributed along the length direction of the sliding rod.
A blending groove comprises a groove body, wherein a cavity for accommodating a test tube row and an opening for the test tube row to enter and exit the cavity are arranged on the groove body; when the hooks are in a clamping state, the distance between the hooks at two sides is smaller than the width or the length of the opening.
As a further improvement mode of the scheme, the improved slide bar fixing device comprises a positioning piece and a second spring, wherein the positioning piece is connected with a groove body, two ends of the second spring are respectively connected with a slide bar and the groove body, and the slide bar is abutted against the positioning piece under the action of the second spring so as to be fixed at a first position in an initial state.
As a further improvement of the above, when the slide bar is in the first position, the first spring is in a compressed state and the second spring is in a stretched state.
The invention has the beneficial effects that:
can realize the effective fixed of test tube row, avoid it to break away from the mixing groove at rotatory in-process, the security is higher, simple structure easily realizes.
The invention can also realize the quick opening and clamping of the clamping hook, is convenient for the quick material changing of the test tube bank and has convenient and quick operation.
The invention only needs to provide the power for sliding the sliding rod, does not need to arrange an additional power source and has lower cost.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of the clamping mechanism of the present invention in a clamped condition;
FIG. 2 is a schematic view of the clamping mechanism of the present invention in an open position;
FIG. 3 is an exploded view of one embodiment of the hook assembly of the present invention;
FIG. 4 is a schematic perspective view of the mixing tank and the clamping mechanism in a clamped condition in accordance with the present invention;
fig. 5 is a perspective view of the mixing tank of the present invention with the clamping device in an open position.
Detailed Description
The conception, the specific structure and the technical effects of the present invention will be clearly and completely described in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the schemes and the effects of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature or indirectly fixed or connected to the other feature. Further, the description of the upper, lower, left, right, etc. used in the present invention is only with respect to the positional relationship of the respective components of the present invention with respect to each other in the drawings.
Furthermore, unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any combination of one or more of the associated listed items.
Referring to fig. 1 and 2, there are shown schematic views of the clamping device of the present invention in the clamped and expanded states, respectively, showing the mixing channel. As shown, the clamping device includes a sliding rod 110 and a hook 120.
The sliding rod 110 is preferably a long rod-shaped structure, which can slide back and forth along the length direction, two sets of grooves 111 are symmetrically formed on two sides of the sliding rod 110, and in this embodiment, the two sets of grooves 111 are distributed along the length direction of the sliding rod 110, and specifically include a first groove located at the left end of the sliding rod 110 and a second groove located at the right end of the sliding rod 110, wherein the right end of the first groove is provided with a guiding inclined surface, the left end is an open end, and both ends of the second groove are provided with guiding inclined surfaces.
In addition, a strip-shaped hole 112 is further formed in the center of the sliding rod 110, and a positioning strip 113 is disposed at the right end of the sliding rod 110, and the positioning strip enables the sliding rod 110 to be in a T-shaped structure as a whole.
The hooks 120 are symmetrically disposed on both sides of the sliding rod 110, and the number of the hooks is equal to that of the grooves 111, and the hooks can elastically move in a direction perpendicular to the sliding direction of the sliding rod 110. When the sliding rod 110 slides from the first position to the second position, the hook 120 moves in reverse synchronously until the sliding rod is in an open state (as shown in fig. 2); when the sliding rod slides from the second position to the first position, the hooks 120 move synchronously towards each other until the clamping state is restored (as shown in fig. 1).
Referring to fig. 3, an exploded view of an embodiment of the hook assembly of the present invention is shown, wherein the hook assembly includes the hook 120, and a first spring 130, a driving rod 140 and a fixing base 150 disposed corresponding to the hook.
The fixing base 150 is provided with a through hole, and the driving rod 140 is inserted into the through hole and can slide along the axial direction. One end of the driving rod 140 is provided with an enlarged portion 141, and the other end is connected to the hook 120. The first spring 130 is sleeved on the driving rod 140, and two ends of the first spring respectively abut against the expansion portion 141 and the fixing base 150. The enlarged portion 141 further includes an arc end abutting against the sliding rod 110, which can reduce friction force and make the sliding rod move more smoothly.
Referring now to fig. 1 to 3, the operation steps of the clamping device will be described, when the sliding rod 110 is at the first position, the enlarged portion 141 of the driving rod 140 is located in the corresponding groove 111, the first spring 130 has a certain amount of compression in the initial state, and when the fixing base 150 is fixed, the first spring 130 can give a clamping force to the hook 120, so that the clamping device is maintained in the state shown in fig. 1.
When the sliding rod 110 horizontally slides to the second position (leftwards in the figure), the enlarged part 141 of the driving rod 140 gradually withdraws from the groove 111 through the guiding inclined plane until reaching the position between the grooves 111, at this time, the position of the sliding rod 120 abutting against the driving rod 140 widens, so that the driving rod 140 is forced to move reversely, the first spring 130 is compressed, and the hook 120 is driven to open until the state shown in fig. 2 is maintained.
When the slide bar 110 slides in the reverse direction until the first position is reached again, the driving lever 140 is reset by the first spring 130, and the chucking state is restored.
Referring to fig. 4 and 5, the invention further discloses a blending groove, which comprises a groove body 210 and the test tube row clamping device, wherein the groove body 210 is provided with a cavity for accommodating the test tube row 300 and an opening for the test tube row to enter and exit the cavity. The sliding rod 110 and the fixing base 150 are installed at the bottom of the slot 210, the hooks 120 extend upwards from two sides of the bottom of the slot 210, and the holding ends at the top ends are located above the openings. When the hooks are in a clamping state (as shown in fig. 4), the distance between the hooks on two sides is smaller than the width of the opening, so that the test tube row is limited in the cavity, and the test tube row is prevented from being separated from the mixing groove in the rotating process; when the hooks are in an open state (as shown in fig. 5), the distance between the hooks on two sides is not less than the width of the opening, and at the moment, the test tube bank can be conveniently withdrawn from the mixing groove.
The rapid opening and clamping of the clamping hook can be realized through the reciprocating motion of the sliding rod, the test tube bank is convenient to rapidly change materials, and the operation is convenient and rapid.
Further, referring to fig. 1, 2, 4, and 5, the uniform mixing groove further includes a positioning piece 220 and a second spring 230, the positioning piece 220 is located at the right end of the groove body 210, the second spring 230 is located in the strip-shaped hole 112 on the sliding rod 110, and both ends of the second spring are respectively connected with the sliding rod 110 and the groove body 210, the second spring 230 has a certain stretching amount in the initial state, and the second spring can make the positioning strip 113 at the right end of the sliding rod 110 abut against the positioning piece 220, so as to fix the initial state of the sliding rod 110 at the first position, and ensure that the clamping state is the initial state of the clamping device; when the sliding rod 110 slides leftwards, the second spring 230 is further extended to provide the power for resetting the sliding rod 110, so that the whole clamping device only needs to provide the power for sliding the sliding rod without arranging an additional power source, the structure is simpler, and the cost is lower.
While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. The utility model provides a mixing groove, includes the cell body, be equipped with a cavity that holds the test tube row on the cell body to and supply the test tube to arrange the opening of business turn over this cavity, its characterized in that, including slide bar and trip, its length direction reciprocating sliding can be followed to the slide bar, the trip symmetry is located the both sides of slide bar, and can follow the perpendicular to elastic motion takes place for the gliding direction of slide bar, wherein
When the sliding rod slides from the first position to the second position, the clamping hook is driven by the sliding rod to synchronously move in the reverse direction until the sliding rod is in an open state;
when the sliding rod slides from the second position to the first position, the clamping hooks automatically reset and synchronously move in opposite directions until the clamping state is recovered;
the clamping hooks are respectively positioned on two sides of the groove body, and when the clamping hooks are in an open state, the distance between the clamping hooks on the two sides is not less than the width or the length of the opening; when the clamping hooks are in a clamping state, the distance between the clamping hooks on the two sides is smaller than the width or the length of the opening.
2. The blending groove according to claim 1, comprising a first spring and a driving rod which are arranged corresponding to the hooks, wherein one end of the driving rod is abutted against the sliding rod, the other end of the driving rod is connected with the corresponding hook, the first spring is sleeved on the driving rod, and the hooks are compressed when moving reversely relative to the opposite hooks.
3. The blending groove according to claim 2, comprising a fixing seat, wherein the fixing seat is provided with a through hole, the driving rod is inserted into the through hole and can slide along the axial direction, one end of the driving rod abutting against the sliding rod is provided with an expansion part, and two ends of the first spring respectively abut against the expansion part and the fixing seat.
4. The mixing tank of claim 3 wherein the enlarged portion comprises a rounded end that abuts the slide bar.
5. The blending groove according to any one of claims 2 to 4, wherein grooves are symmetrically formed at the positions of the two sides of the sliding rod, which are abutted against the driving rod, and at least one side of the groove, into which the driving rod slides, is provided with a guide-in inclined surface, wherein when the sliding rod is at the first position, the driving rod slides into the groove; when the slide bar is at the second position, the driving rod slides out of the groove.
6. The mixing tank of claim 5 wherein the number of hooks and the number of grooves are equal.
7. The mixing tank according to any one of claims 2 to 4, comprising at least two sets of hooks distributed along the length of the sliding rod.
8. The blending groove of claim 1, comprising a positioning piece, a first spring and a second spring, wherein the first spring is arranged corresponding to the clamping hook, the positioning piece is connected with the groove body, two ends of the second spring are respectively connected with the sliding rod and the groove body, and the sliding rod is abutted against the positioning piece under the action of the second spring so as to be fixed at the first position in the initial state.
9. The mixing channel of claim 8, wherein the first spring is under compression and the second spring is under tension when the slide bar is in the first position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610885703.6A CN107917837B (en) | 2016-10-10 | 2016-10-10 | Test tube row clamping device and mixing groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610885703.6A CN107917837B (en) | 2016-10-10 | 2016-10-10 | Test tube row clamping device and mixing groove |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107917837A CN107917837A (en) | 2018-04-17 |
| CN107917837B true CN107917837B (en) | 2020-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610885703.6A Active CN107917837B (en) | 2016-10-10 | 2016-10-10 | Test tube row clamping device and mixing groove |
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| Country | Link |
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| CN (1) | CN107917837B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116165042B (en) * | 2023-03-02 | 2024-06-14 | 中勘地球物理河北环保科技有限公司 | Efficient soil detection device and soil treatment method |
Citations (8)
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| DE4407613A1 (en) * | 1994-03-08 | 1995-03-09 | Webamon Werbeanlagen Gmbh | Electric manual curve-beading apparatus |
| CN202570712U (en) * | 2012-05-31 | 2012-12-05 | 赵海宁 | Medical cleaning clamp of sample injection bottles |
| CN103111340A (en) * | 2013-02-01 | 2013-05-22 | 深圳德夏科技发展有限公司 | Sample frame and detection device thereof |
| CN103364255A (en) * | 2012-03-29 | 2013-10-23 | 深圳市开立科技有限公司 | Blending device for hematology analyzer |
| CN203455217U (en) * | 2013-09-14 | 2014-02-26 | 肖秀林 | Uniform mixer for blood analysis sample |
| CN204216018U (en) * | 2014-10-16 | 2015-03-18 | 中芯国际集成电路制造(北京)有限公司 | A kind of wafer gripping tool |
| CN105107562A (en) * | 2015-08-21 | 2015-12-02 | 张萍 | Test tube rack for blood test |
| CN205095720U (en) * | 2015-09-23 | 2016-03-23 | 四川迈克生物医疗电子有限公司 | Kit, kit subassembly and reagent mixing subassembly |
-
2016
- 2016-10-10 CN CN201610885703.6A patent/CN107917837B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4407613A1 (en) * | 1994-03-08 | 1995-03-09 | Webamon Werbeanlagen Gmbh | Electric manual curve-beading apparatus |
| CN103364255A (en) * | 2012-03-29 | 2013-10-23 | 深圳市开立科技有限公司 | Blending device for hematology analyzer |
| CN202570712U (en) * | 2012-05-31 | 2012-12-05 | 赵海宁 | Medical cleaning clamp of sample injection bottles |
| CN103111340A (en) * | 2013-02-01 | 2013-05-22 | 深圳德夏科技发展有限公司 | Sample frame and detection device thereof |
| CN203455217U (en) * | 2013-09-14 | 2014-02-26 | 肖秀林 | Uniform mixer for blood analysis sample |
| CN204216018U (en) * | 2014-10-16 | 2015-03-18 | 中芯国际集成电路制造(北京)有限公司 | A kind of wafer gripping tool |
| CN105107562A (en) * | 2015-08-21 | 2015-12-02 | 张萍 | Test tube rack for blood test |
| CN205095720U (en) * | 2015-09-23 | 2016-03-23 | 四川迈克生物医疗电子有限公司 | Kit, kit subassembly and reagent mixing subassembly |
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| Publication number | Publication date |
|---|---|
| CN107917837A (en) | 2018-04-17 |
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