CN214987190U - Positioning type liquid nitrogen tank sample rack - Google Patents
Positioning type liquid nitrogen tank sample rack Download PDFInfo
- Publication number
- CN214987190U CN214987190U CN202120563158.5U CN202120563158U CN214987190U CN 214987190 U CN214987190 U CN 214987190U CN 202120563158 U CN202120563158 U CN 202120563158U CN 214987190 U CN214987190 U CN 214987190U
- Authority
- CN
- China
- Prior art keywords
- sample box
- sample
- clamping plate
- liquid nitrogen
- storage device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 76
- 239000007788 liquid Substances 0.000 title claims abstract description 38
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000008014 freezing Effects 0.000 description 3
- 238000007710 freezing Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 1
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Abstract
The positioning type liquid nitrogen tank sample frame comprises a liquid nitrogen tank, a sample box storage device and a sample box taking and placing device, wherein the sample box storage device is positioned in the liquid nitrogen tank, a plurality of independent storage chambers are arranged in the sample box storage device from bottom to top to place sample boxes, one side of each storage chamber is open to facilitate taking and placing of the sample boxes, and the lower end of the sample box taking and placing device is a clamping end to clamp the sample boxes; the bottom in locker room is equipped with the cushion to prop up the sample box, provide the space when placing the sample box for anchor clamps, the bottom of the open one side in locker room is equipped with a plurality of baffles, in order to prevent that the sample box from slipping in the sample box storage device, the high sum of baffle and sample box is less than the height of sample box storage device. Through setting up cushion and baffle, can make things convenient for getting of sample box to put, make getting of sample box put more high-efficient convenient.
Description
Technical Field
The utility model relates to a medical refrigeration plant technical field especially relates to a locate mode liquid nitrogen container sample frame.
Background
In the medical field, many articles are stored in liquid nitrogen tanks. Articles are generally placed in freezing baskets, and one freezing basket has a plurality of layers and can be used for placing a plurality of articles. Therefore, the freezing basket is taken and placed for many times, so that many articles are exposed in the air repeatedly, the constant temperature state cannot be maintained, and the quality of the articles is affected.
Disclosure of Invention
In view of the above, it is necessary to provide a positioning type liquid nitrogen container sample holder capable of taking out a sample box individually.
A positioning type liquid nitrogen tank sample frame comprises a liquid nitrogen tank, a sample box storage device and a sample box taking and placing device, wherein the sample box storage device is positioned in the liquid nitrogen tank, a plurality of independent storage chambers are arranged in the sample box storage device from bottom to top to place sample boxes, one side of each storage chamber is open to facilitate taking and placing of the sample boxes, and the lower end of the sample box taking and placing device is a clamping end to clamp the sample boxes; the bottom in locker room is equipped with the cushion to prop up the sample box, provide the space when placing the sample box for anchor clamps, the bottom of the open one side in locker room is equipped with a plurality of baffles, in order to prevent that the sample box from slipping in the sample box storage device, the high sum of baffle and sample box is less than the height of sample box storage device.
Preferably, the sample box is got and is put device includes bracing piece, fixed handle, fixture, the upper end and the fixed handle fixed connection of bracing piece and with fixed handle integrated into one piece, fixture and bracing piece swing joint, the lower extreme of bracing piece is equipped with a plurality of pinholes, the position of the pinhole of bracing piece and the position of sample box storage device's locker room are corresponding, fixture's lower extreme passes through one of them pinhole and the bracing piece pin joint of bracing piece, through adjusting fixture's lower extreme position in order to press from both sides the sample box of getting in the corresponding locker room.
Preferably, the clamping mechanism comprises a movable clamping plate, a fixed clamping plate, a connecting sleeve, a traction wire, a movable handle and a wire sleeving pipe, the lower end of the movable clamping plate is connected with the fixed clamping plate sleeve, a reset spring is arranged between the movable clamping plate and the fixed clamping plate, one side of the fixed clamping plate is fixedly connected with one side of the connecting sleeve, the connecting sleeve is connected with the support rod sleeve, the side wall of the connecting sleeve is also provided with a pin hole so that the side wall of the connecting sleeve is in pin joint with the support rod, a wire fixing hole is arranged at the joint of the connecting sleeve and the fixed clamping plate, the lower end of the traction wire is fixedly connected with the fixed clamping plate and the connecting sleeve through the wire fixing hole, the upper end of the traction wire is fixedly connected with the movable handle, the movable handle is in sliding connection with the upper end of the support rod, correspondingly, a guide rail groove is arranged at the upper end of the support rod, the movable handle can slide up and down along the guide rail groove, a fixed plate is arranged at the bottom of the guide rail groove, the upper end and the fixed plate fixed connection of cover spool, the cover is present the pipe and still establishes with the pull wire cover and is connected, and the length of cover spool is less than the length of pull wire, the lower extreme of cover spool and one side fixed connection of movable clamp plate, when movable handle upwards stretches, the lower extreme downward one end of cover spool to drive movable clamp plate downstream, thereby press from both sides and get the sample box, the width of fixed clamp plate is less than the distance between two baffles, so that fixed clamp plate can pass through the baffle.
Preferably, the bottom of the connecting sleeve is provided with a telescopic rod which is sleeved and connected with the connecting sleeve, correspondingly, a supporting spring is arranged in the connecting sleeve, the upper end of the supporting spring is fixedly connected with the connecting sleeve, the lower end of the supporting spring is fixedly connected with the telescopic rod,
preferably, the anti-slip lines are arranged on the opposite sides of the movable clamping plate and the fixed clamping plate so as to prevent the sample box from sliding in the process of clamping the sample box.
Preferably, sample box storage device still includes the safety cock to prevent sample box roll-off locker room in storage process, the safety cock includes horizon bar and vertical pole, the one end of horizon bar and the upper end fixed connection and the integrated into one piece of vertical pole, the upper end or the lower extreme of the open one side in locker room are equipped with the through-hole, and vertical pole cover is established in the through-hole in locker room, in order to prevent sample box roll-off.
Preferably, the upper end of the sample box storage device is provided with a handle, one side of the handle is a hollow pipe, and a vertical rod of the safety plug is sleeved with the hollow pipe and connected with the hollow pipe.
Preferably, the side wall of the storage chamber is provided with a through hole so as to facilitate discharge of liquid nitrogen in the liquid nitrogen tank when the sample cartridge storage device is taken out as a whole.
Has the advantages that: the positioning type liquid nitrogen tank sample frame comprises a liquid nitrogen tank, a sample box storage device and a sample box taking and placing device, wherein the sample box storage device is positioned in the liquid nitrogen tank, a plurality of independent storage chambers are arranged in the sample box storage device from bottom to top to place sample boxes, one side of each storage chamber is open to facilitate taking and placing of the sample boxes, and the lower end of the sample box taking and placing device is a clamping end to clamp the sample boxes; the bottom in locker room is equipped with the cushion to prop up the sample box, provide the space when placing the sample box for anchor clamps, the bottom of the open one side in locker room is equipped with a plurality of baffles, in order to prevent that the sample box from slipping in the sample box storage device, the high sum of baffle and sample box is less than the height of sample box storage device. Through setting up cushion and baffle, can make things convenient for getting of sample box to put, make getting of sample box put more high-efficient convenient.
Drawings
Fig. 1 is a schematic structural diagram of the positioning type liquid nitrogen container sample holder of the present invention.
Fig. 2 is a sectional view of the positioning type liquid nitrogen container sample holder of the present invention.
Fig. 3 is a partial structural schematic diagram of fig. 2.
Fig. 4 is a schematic structural diagram of the sample cartridge storage device of the present invention.
Fig. 5 is a schematic structural view of the sample box taking and placing device of the present invention.
Fig. 6 is a side perspective view of the sample box taking and placing device of the present invention.
In the figure: positioning type liquid nitrogen container sample holder 10, liquid nitrogen container 20, sample box storage device 30, storage chamber 301, cushion block 3011, baffle 3012, safety bolt 302, horizontal rod 3021, vertical rod 3022, handle 303, sample box taking and placing device 40, support rod 401, guide rail groove 4011, fixed plate 4012, fixed handle 402, clamping mechanism 403, movable clamp plate 4031, fixed clamp plate 4032, connecting sleeve 4033, pull wire 4034, movable handle 4035, loop wire pipe 4036 and telescopic rod 4037.
Detailed Description
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Referring to fig. 1 to 6, the positioning type liquid nitrogen container sample holder includes a liquid nitrogen container, a sample container storage device, and a sample container taking and placing device, wherein the sample container storage device is located in the liquid nitrogen container, the sample container storage device is provided with a plurality of independent storage chambers from bottom to top for placing sample containers, one side of each storage chamber is open for taking and placing the sample containers, and the lower end of the sample container taking and placing device is a clamping end for clamping the sample containers; the bottom in locker room is equipped with the cushion to prop up the sample box, provide the space when placing the sample box for anchor clamps, the bottom of the open one side in locker room is equipped with a plurality of baffles, in order to prevent that the sample box from slipping in the sample box storage device, the high sum of baffle and sample box is less than the height of sample box storage device.
Further, the sample box taking and placing device comprises a supporting rod, a fixed handle and a clamping mechanism, the upper end of the supporting rod is fixedly connected with the fixed handle and integrally formed with the fixed handle, the clamping mechanism is movably connected with the supporting rod, a plurality of pin holes are formed in the lower end of the supporting rod, the positions of the pin holes of the supporting rod correspond to the positions of the storage chambers of the sample box storage device, the lower end of the clamping mechanism is connected with the supporting rod through one pin hole of the supporting rod in a pin mode, and the sample box in the corresponding storage chamber is clamped through the position of the lower end of the clamping mechanism in an adjusting mode.
Furthermore, the clamping mechanism comprises a movable clamping plate, a fixed clamping plate, a connecting sleeve, a traction wire, a movable handle and a wire sleeving pipe, the lower end of the movable clamping plate is connected with the fixed clamping plate sleeve, a reset spring is arranged between the movable clamping plate and the fixed clamping plate, one side of the fixed clamping plate is fixedly connected with one side of the connecting sleeve, the connecting sleeve is connected with the support rod sleeve, the side wall of the connecting sleeve is also provided with a pin hole so that the side wall of the connecting sleeve is in pin joint with the support rod, a wire fixing hole is arranged at the joint of the connecting sleeve and the fixed clamping plate, the lower end of the traction wire is fixedly connected with the fixed clamping plate and the connecting sleeve through the wire fixing hole, the upper end of the traction wire is fixedly connected with the movable handle, the movable handle is in sliding connection with the upper end of the support rod, correspondingly, a guide rail groove is arranged at the upper end of the support rod, the movable handle can slide up and down along the guide rail groove, a fixed plate is arranged at the bottom of the guide rail groove, the upper end and the fixed plate fixed connection of cover spool, the cover is present the pipe and still establishes with the pull wire cover and is connected, and the length of cover spool is less than the length of pull wire, the lower extreme of cover spool and one side fixed connection of movable clamp plate, when movable handle upwards stretches, the lower extreme downward one end of cover spool to drive movable clamp plate downstream, thereby press from both sides and get the sample box, the width of fixed clamp plate is less than the distance between two baffles, so that fixed clamp plate can pass through the baffle.
Furthermore, the bottom of the connecting sleeve is provided with a telescopic rod which is sleeved and connected with the connecting sleeve, correspondingly, a supporting spring is arranged in the connecting sleeve, the upper end of the supporting spring is fixedly connected with the connecting sleeve, the lower end of the supporting spring is fixedly connected with the telescopic rod,
furthermore, the anti-slip lines are arranged on the opposite side of the movable clamping plate and the fixed clamping plate so as to prevent the sample box from sliding in the process of clamping the sample box.
Further, sample box storage device still includes the safety cock to prevent sample box roll-off locker room in storage process, the safety cock includes horizon bar and vertical pole, the one end of horizon bar and the upper end fixed connection and the integrated into one piece of vertical pole, the upper end or the lower extreme of the open one side in locker room are equipped with the through-hole, and vertical pole cover is established in the through-hole in locker room, in order to prevent the sample box roll-off.
Furthermore, a handle is arranged at the upper end of the sample box storage device, a hollow pipe is arranged on one side of the handle, and a vertical rod of the safety bolt is sleeved with the hollow pipe and connected with the safety bolt.
Further, the lateral wall of locker room is equipped with the through-hole to when sample box storage device wholly takes out, be convenient for discharge the liquid nitrogen in the liquid nitrogen jar.
In a preferred embodiment, the utility model discloses a locate mode liquid nitrogen container sample frame when taking out the sample box from the locker room, according to the position of waiting the sample box that takes out earlier, the position of adjustment solid fixed splint makes solid fixed splint correspond with the locker room, then takes out the safety catch from sample box storage device, gets the sample box again and puts the device and stretch into the liquid nitrogen container, makes solid fixed splint just right with the locker room. The position of the sample box taking and placing device is adjusted, the fixed clamping plate and the movable clamping plate are inserted into a gap between the sample box and the storage chamber, the movable handle is pulled upwards, and the movable clamping plate is pressed to clamp the sample box. And moving the sample box taking and placing device upwards to enable the position of the sample box to be higher than the height of the baffle, and then taking the sample box out of the storage chamber. Due to the action of the supporting spring, the movable clamping plate and the fixed clamping plate can be finely adjusted relative to the height of the storage chamber, so that the sample box can be conveniently stored and taken.
While the invention has been described with reference to a preferred embodiment, 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.
Claims (8)
1. The utility model provides a locate mode liquid nitrogen container sample holder which characterized in that: the sample box storage device is positioned in the liquid nitrogen tank, a plurality of independent storage chambers are arranged in the sample box storage device from bottom to top to place sample boxes, one side of each storage chamber is open to facilitate taking and placing of the sample boxes, and the lower end of the sample box taking and placing device is a clamping end to clamp the sample boxes; the bottom in locker room is equipped with the cushion to prop up the sample box, provide the space when placing the sample box for anchor clamps, the bottom of the open one side in locker room is equipped with a plurality of baffles, in order to prevent that the sample box from slipping in the sample box storage device, the high sum of baffle and sample box is less than the height of sample box storage device.
2. The sample holder of the positioning type liquid nitrogen container as claimed in claim 1, wherein: sample box is got and is put device includes bracing piece, fixed handle, fixture, the upper end and the fixed handle fixed connection of bracing piece and with fixed handle integrated into one piece, fixture and bracing piece swing joint, the lower extreme of bracing piece is equipped with a plurality of pinholes, the position of the pinhole of bracing piece and the position of sample box storage device's locker room are corresponding, fixture's lower extreme passes through one of them pinhole and the bracing piece pin joint of bracing piece, through adjusting fixture's lower extreme position in order to press from both sides the sample box of getting in the corresponding locker room.
3. The sample holder of the positioning type liquid nitrogen container as claimed in claim 2, wherein: the clamping mechanism comprises a movable clamping plate, a fixed clamping plate, a connecting sleeve, a traction wire, a movable handle and a wire sleeving pipe, wherein the lower end of the movable clamping plate is connected with the fixed clamping plate in a sleeving manner, a reset spring is arranged between the movable clamping plate and the fixed clamping plate, one side of the fixed clamping plate is fixedly connected with one side of the connecting sleeve, the connecting sleeve is connected with the supporting rod in a sleeving manner, the side wall of the connecting sleeve is also provided with a pin hole so that the side wall of the connecting sleeve is in pin joint with the supporting rod, a wire fixing hole is formed at the joint of the connecting sleeve and the fixed clamping plate, the lower end of the traction wire is fixedly connected with the fixed clamping plate and the connecting sleeve through the wire fixing hole, the upper end of the traction wire is fixedly connected with the movable handle, the movable handle is in sliding connection with the upper end of the supporting rod, correspondingly, a guide rail groove is formed in the upper end of the supporting rod, the movable handle can slide up and down along the guide rail groove, a fixed plate is arranged at the bottom of the guide rail groove, and the wire sleeving pipe is fixedly connected with the fixed plate, the sleeve is connected with the traction line sleeve, the length of the sleeve line pipe is smaller than that of the traction line, the lower end of the sleeve line pipe is fixedly connected with one side of the movable clamping plate, when the movable handle stretches upwards, the lower end of the sleeve line pipe faces downwards, the movable clamping plate is driven to move downwards, the sample box is clamped, the width of the fixed clamping plate is smaller than the distance between the two baffles, and the fixed clamping plate can pass through the baffles.
4. The sample holder of the positioning type liquid nitrogen container as claimed in claim 3, wherein: but connecting sleeve's bottom is equipped with telescopic link, and telescopic link establishes with the connecting sleeve cover and is connected, and is corresponding, is equipped with supporting spring in the connecting sleeve, and supporting spring's upper end and connecting sleeve fixed connection, supporting spring's lower extreme and telescopic rod fixed connection.
5. The sample holder of the positioning type liquid nitrogen container as claimed in claim 3, wherein: the anti-slip threads are arranged on the opposite side of the movable clamping plate and the fixed clamping plate so as to prevent the sample box from sliding in the process of clamping the sample box.
6. The sample holder of the positioning type liquid nitrogen container as claimed in claim 1, wherein: sample box storage device still includes the safety cock to prevent sample box roll-off locker room in storage process, the safety cock includes horizon bar and vertical pole, the one end of horizon bar and the upper end fixed connection and the integrated into one piece of vertical pole, the upper end or the lower extreme of the open one side in locker room are equipped with the through-hole, and vertical pole cover is established in the through-hole in locker room, in order to prevent the sample box roll-off.
7. The sample holder of the positioning type liquid nitrogen container as claimed in claim 6, wherein: the upper end of the sample box storage device is provided with a handle, one side of the handle is provided with a hollow pipe, and a vertical rod of the safety plug is sleeved with the hollow pipe and connected with the hollow pipe.
8. The sample holder of the positioning type liquid nitrogen container as claimed in claim 1, wherein: the lateral wall of locker room is equipped with the through-hole to when sample box storage device wholly takes out, be convenient for discharge the liquid nitrogen in the liquid nitrogen jar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120563158.5U CN214987190U (en) | 2021-03-19 | 2021-03-19 | Positioning type liquid nitrogen tank sample rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120563158.5U CN214987190U (en) | 2021-03-19 | 2021-03-19 | Positioning type liquid nitrogen tank sample rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214987190U true CN214987190U (en) | 2021-12-03 |
Family
ID=79157533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120563158.5U Expired - Fee Related CN214987190U (en) | 2021-03-19 | 2021-03-19 | Positioning type liquid nitrogen tank sample rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214987190U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024031791A1 (en) * | 2022-08-10 | 2024-02-15 | 维亚生物科技(上海)有限公司 | Sample cryopreservation device for cryo-scanning electron microscope |
-
2021
- 2021-03-19 CN CN202120563158.5U patent/CN214987190U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024031791A1 (en) * | 2022-08-10 | 2024-02-15 | 维亚生物科技(上海)有限公司 | Sample cryopreservation device for cryo-scanning electron microscope |
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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: 20211203 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |