CN214201159U - Fixing device for stabilizing biological unit - Google Patents
Fixing device for stabilizing biological unit Download PDFInfo
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- CN214201159U CN214201159U CN202120205203.XU CN202120205203U CN214201159U CN 214201159 U CN214201159 U CN 214201159U CN 202120205203 U CN202120205203 U CN 202120205203U CN 214201159 U CN214201159 U CN 214201159U
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- magnet
- biological unit
- base
- slide
- sleeve body
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Abstract
The utility model discloses a fixing device for stabilizing a biological unit, which is used for fixing a glass slide and comprises an assembling component and a holding component; the assembly component is fixed on the observation platform by the holding component; the fitting assembly includes: the upper end of the sleeve body forms a matching surface, the glass sheet is placed on the matching surface, and the middle part of the outer surface of the sleeve body forms an upward annular step; the cover body is of a hollow structure and is used for being buckled at the upper end of the sleeve body; and the magnet pair comprises a first magnet arranged on the annular step and a second magnet arranged on the edge of the cover body and opposite to the first magnet, and the cover body is pressed against the slide by the action of magnetic force between the first magnet and the second magnet. The fixing device for stabilizing the biological unit not only realizes the purpose of quickly fixing the slide, but also can not rotate in the process of fixing the slide, so that the slide and the biological unit thereof can obtain the horizontal posture consistent with that of placing.
Description
Technical Field
The utility model relates to a biological observation technical field especially relates to a stabilize fixing device of biological unit.
Background
The patent previously filed by the applicant (patent application No. 201822007698.6) provides a fixing device for observing a biological unit, in which a slide is located between a cover body and a sleeve body and is fixed by screwing and pressing the cover body and the sleeve body, however, the fixing method has the following defects:
the slide is fixed by screwing the cover body, and when the cover body is screwed later, the slide can rotate along with the cover body and can be pressed by irregular force exerted by the cover body while rotating, so that the horizontal posture of the biological unit on the slide cannot be determined, and the slide is easy to crush.
SUMMERY OF THE UTILITY MODEL
To the above technical problem that exists among the prior art, the embodiment of the utility model provides a fixing device for stabilizing biological unit.
For solving the technical problem, the embodiment of the utility model adopts the following technical scheme:
a fixing device for stabilizing a biological unit, which is used for fixing a slide glass, wherein the slide glass is provided with the biological unit, and the fixing device for stabilizing the biological unit comprises an assembling component and a holding component; the assembly component is fixed on the observation platform by the holding component;
the fitting assembly includes:
the upper end of the sleeve body forms a matching surface, the glass slide is placed on the matching surface, and an upward annular step is formed in the middle of the outer surface of the sleeve body;
the cover body is of a hollow structure and is used for buckling the upper end of the sleeve body;
and the magnet pair comprises a first magnet arranged on the annular step and a second magnet arranged on the edge of the cover body and opposite to the first magnet, and the cover body is pressed against the slide by the action of magnetic force between the first magnet and the second magnet.
Preferably, a cylinder part is formed at the edge of the cover body, and when the cover body is buckled at the upper end of the sleeve body, the cylinder part is sleeved on the sleeve body above the annular step; wherein:
the second magnet is provided on a lower end surface of the cylinder.
Preferably, the fitting assembly further comprises a base, the base being fixed with the holding assembly; wherein:
the base is provided with a counter bore, the lower end of the sleeve body is provided with an inserting column, the inserting column is inserted into the counter bore, and the sleeve body can rotate relative to the base.
Preferably, the hole wall of the counter bore or the outer peripheral surface of the insert column is coated with a damping layer, so that the sleeve body is kept at the rotating angle after rotating.
Preferably, the sleeve body and the base are both provided with annular limiting grooves; an annular clamping piece is sleeved between the sleeve body and the base, and two clamping blocks of the annular clamping piece are respectively clamped in the two annular limiting grooves.
Preferably, an annular elastic pad is arranged on the matching surface and protrudes out of the matching surface.
Preferably, the holding assembly comprises a cylinder and a bottom plate, wherein the cylinder penetrates through the bottom plate and is fixed with the bottom plate through a flange; wherein:
the base is fixed at the bottom of the barrel by a set screw penetrating through the barrel wall of the barrel.
Preferably, a hollow-out part is formed in a height area of the cylinder wall of the cylinder body corresponding to the sleeve body, and the hollow-out part is used for enabling a hand of a person to extend into the cylinder body to rotate the sleeve body.
Preferably, a base plate is arranged between the bottom plate and the flange of the cylinder body.
Preferably, the first magnet and the second magnet are both rubber magnets.
Compared with the prior art, the utility model discloses a stabilize fixing device of biological unit's beneficial effect is:
1. the cover body is pressed against the edge of the slide by the magnetic force of the two magnets, so that the purpose of quickly fixing the slide is achieved, the slide cannot rotate in the process of fixing the slide, and the slide and the biological unit of the slide can obtain the horizontal posture consistent with that of placing the slide.
2. The annular elastic pad arranged at the upper end of the sleeve body not only can provide certain pretightening force for fixing the slide, but also can limit the slide to generate micro motion including micro rotation.
3. The sleeve body is arranged on the base by means of matching of the inserting column and the counter bore, so that the sleeve body can be adjusted in a rotating mode, and the horizontal postures of the glass slide and the biological unit of the glass slide can be adjusted by rotating the sleeve body.
4. The damping layer is arranged on the peripheral surface of the inserted column or the hole wall of the counter bore, so that the sleeve body can be kept at the adjusted angle after the angle is adjusted.
5. The sleeve body is connected with the base by the cooperation of the annular clamping piece and the annular limiting groove, so that the sleeve body and the base are detachably connected to facilitate cleaning of the sleeve body, and the sleeve body cannot be inclined or separated from the base when the sleeve body is rotated by force applied by hands.
Drawings
Fig. 1 is a front cross-sectional view of a fixing device for stabilizing a biological unit according to an embodiment of the present invention.
In the figure:
10-assembling the assembly; 11-a cover body; a 111-barrel portion; 12-a sleeve body; 121-annular step; 122-a force application part; 123-inserting a column; 124-damping layer; 13-a base; 131-a counter bore; 14-ring dog; 151-a first magnet; 152-a second magnet; 20-a retention assembly; 21-barrel body; 211-flange plate; 22-a base plate; 23-a backing plate; 24-set screws; 100-slide; 200-biological unit.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.
As shown in fig. 1, an embodiment of the present invention discloses a fixing device for stabilizing a biological unit, the fixing device comprising: a mounting assembly 10 and a retaining assembly 20.
The holding assembly 20 includes a cylinder 21, a bottom plate 22, and a backing plate 23; an observation platform (not shown in the drawing) is provided with a mounting hole, and the lower end of the cylinder 21 sequentially penetrates through the mounting hole and the bottom plate 22 to extend below the observation platform; the bottom plate 22 is fixed on the observation platform by a fastener, a flange 211 is formed on the periphery of the upper end of the cylinder 21, the backing plate 23 is arranged between the flange 211 and the bottom plate 22, and the flange 211 is lapped on the bottom plate 22.
The fitting assembly 10 includes: the cover body 12, the base 13, the cover body 11, the magnet pair, the annular clamping piece 14 with an opening and the annular elastic cushion.
The outer peripheral surface of the base 13 is a cylindrical surface, the base 13 is provided at the bottom of the cylinder 21, and a set screw 24 is inserted into the cylinder 21 from the outside of the cylinder 21 to fix the base 13.
The upper end of the base 13 is provided with a counter bore 131, the lower end of the sleeve body 12 is provided with an insert column 123, the outer peripheral surface of the insert column 123 is provided with a damping layer 124, the damping layer 124 can be a rubber layer, and the insert column 123 is used for being inserted into the counter bore 131, so that the sleeve body 12 can rotate relative to the base 13 when receiving a torsional force, and under the action of the damping layer 124, the sleeve body 12 can be kept at a rotated position.
A hollow portion is formed in a height area of the cylinder wall of the cylinder 21 corresponding to the middle of the sleeve 12, and a force application portion 122 is formed in the middle of the sleeve 12, the force application portion 122 may be a notch formed on the outer peripheral surface of the sleeve 12, so that a hand can act on the force application portion 122 through the hollow portion, and the sleeve 12 can be rotated.
Annular limiting grooves are formed in the outer peripheral face of the upper portion of the base 13 and the outer peripheral face of the lower portion of the sleeve body 12, the annular clamping piece 14 is elastically deformed to enable two protruding portions of the annular clamping piece 14 to be respectively embedded in the two annular limiting grooves, the sleeve body 12 is detachably connected with the base 13, and the sleeve body 12 cannot be inclined and separated from the base body when the sleeve body 12 is rotated by force applied by hands.
The annular elastic pad, which is used to be placed on the mating surface of the upper end of the sheath body 12, on which the slide 100 carrying the biological unit 200 is placed, may be made of a silicone material.
An upward annular step 121 is formed on the outer periphery of the cover body 12, the cover body 11 is used for being buckled at the upper end of the cover body 12, the cover body 11 is provided with a main body part and a cylinder part 111 formed at the edge of the main body part, and the middle part of the main body part is of a hollow structure so that the center of the slide 100 and the biological unit 200 are not shielded by the cover body 11. The magnet pair includes a ring-shaped first magnet 151 and a ring-shaped second magnet 152, the first magnet 151 is attached to the ring-shaped step 121, and the second magnet 152 is attached to the bottom of the cylindrical portion 111 of the lid body 11. Thus, in the process that the cover 11 is buckled on the cover body 12, the cylindrical portion 111 is sleeved outside the cover body 12, and the main body of the cover 11 is pressed against the edge of the slide 100 under the magnetic attraction of the first magnet 151 and the second magnet 152 (at this time, the annular elastic pad is deformed by a certain amount, which is beneficial to limiting the slide 100 from micro-moving). Preferably, the first and second magnets 151 and 152 are each made of a rubber magnet.
Based on the above, the utility model provides a stable fixing device of biological unit's advantage lies in:
1. the cover 11 is pressed against the edge of the slide 100 by the magnetic force of the two magnets, so that not only is the purpose of quickly fixing the slide 100 achieved, but also the slide 100 does not rotate during the process of fixing the slide 100, and the slide 100 and the biological unit 200 can obtain a horizontal posture consistent with that during placement.
2. The annular elastic pad arranged at the upper end of the sleeve body 12 not only can provide certain pretightening force for fixing the slide 100, but also can limit the slide 100 to generate micro motion including micro rotation.
3. The sheath 12 is disposed on the base 13 by the insertion post 123 cooperating with the counterbore 131, so that the sheath 12 can be adjusted in rotation, and the horizontal posture of the slide 100 and the biological unit 200 can be adjusted by rotating the sheath 12.
4. The damping layer 124 is arranged on the outer peripheral surface of the insert column 123 or the hole wall of the counter bore 131, so that the sleeve body 12 can be kept at the adjusted angle after the angle is adjusted.
5. The sleeve body 12 is connected with the base 13 by the matching of the annular clamping piece 14 and the annular limiting groove, so that the sleeve body 12 and the base 13 can be detachably connected to facilitate cleaning of the sleeve body 12, and the sleeve body 12 cannot be inclined or separated from the base when the sleeve body 12 is rotated by the force applied by a hand.
The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.
Claims (10)
1. A fixing device for stabilizing a biological unit, which is used for fixing a slide having the biological unit thereon, is characterized in that the fixing device for stabilizing the biological unit comprises an assembling component and a holding component; the assembly component is fixed on the observation platform by the holding component;
the fitting assembly includes:
the upper end of the sleeve body forms a matching surface, the glass slide is placed on the matching surface, and an upward annular step is formed in the middle of the outer surface of the sleeve body;
the cover body is of a hollow structure and is used for buckling the upper end of the sleeve body;
and the magnet pair comprises a first magnet arranged on the annular step and a second magnet arranged on the edge of the cover body and opposite to the first magnet, and the cover body is pressed against the slide by the action of magnetic force between the first magnet and the second magnet.
2. The apparatus as claimed in claim 1, wherein the cover has a cylindrical portion formed at an edge thereof, and the cylindrical portion is disposed on the cover above the annular step when the cover is fastened to the upper end of the cover; wherein:
the second magnet is provided on a lower end surface of the cylinder.
3. The stabilized biological unit fixation device of claim 1, wherein the mounting assembly further includes a base, the base being secured with the retention assembly; wherein:
the base is provided with a counter bore, the lower end of the sleeve body is provided with an inserting column, the inserting column is inserted into the counter bore, and the sleeve body can rotate relative to the base.
4. The device as claimed in claim 3, wherein the hole wall of the counterbore or the outer circumferential surface of the insert post is coated with a damping layer so that the sleeve is maintained at the rotated angle after the rotation.
5. The apparatus as claimed in claim 3, wherein the sheath and the base are formed with annular limiting grooves; an annular clamping piece is sleeved between the sleeve body and the base, and two clamping blocks of the annular clamping piece are respectively clamped in the two annular limiting grooves.
6. The biological unit-stabilizing fixture according to claim 1, wherein said mating surface has an annular elastic pad disposed thereon, said annular elastic pad protruding from said mating surface.
7. The biological unit-stabilizing fixture according to claim 3, wherein the holding assembly includes a cylinder and a base plate, the cylinder passing through the base plate and being secured to the base plate by a flange; wherein:
the base is fixed at the bottom of the barrel by a set screw penetrating through the barrel wall of the barrel.
8. The device as claimed in claim 7, wherein a hollow portion is formed in a height area of the cylinder wall of the cylinder corresponding to the sleeve, and the hollow portion is used for allowing a hand to extend into the cylinder to rotate the sleeve.
9. The biological unit-stabilizing fixture as claimed in claim 7, wherein a backing plate is provided between said base plate and said flange of said cylinder.
10. The biological unit-stabilizing fixture according to claim 1, wherein said first magnet and said second magnet are both rubber magnets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120205203.XU CN214201159U (en) | 2021-01-25 | 2021-01-25 | Fixing device for stabilizing biological unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120205203.XU CN214201159U (en) | 2021-01-25 | 2021-01-25 | Fixing device for stabilizing biological unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214201159U true CN214201159U (en) | 2021-09-14 |
Family
ID=77637605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120205203.XU Active CN214201159U (en) | 2021-01-25 | 2021-01-25 | Fixing device for stabilizing biological unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214201159U (en) |
-
2021
- 2021-01-25 CN CN202120205203.XU patent/CN214201159U/en active Active
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