Sample cryogenic storage pipe and device

Abstract

The present application discloses a sample cryogenic storage pipe. The sample cryogenic storage pipe includes a pipe body and a one-piece pipe cap removably assembled to the pipe body; the pipe body has an upper opening and a lower opening at the bottom, a pipe sleeve is provided below the upper opening inside the pipe body, and the pipe body is provided with a weighting portion; the pipe cap includes a pipe-cap mating portion and a sample loading rod integrally formed with the pipe-cap mating portion, and the sample loading rod, on at least one side thereof, is provided with a storage groove for storing one or more samples; the pipe-cap mating portion is removably assembled to the upper opening at the top, and the sample loading rod is able to be inserted into the pipe sleeve or be removed from the pipe sleeve. The present application also discloses a sample cryogenic storage device. The sample cryogenic storage pipe and device of the present application have no residual liquid nitrogen trapped therein in use, so that the structure is simple and the operation is easy.

What is claimed is: 
     
         1 . A sample cryogenic storage pipe, comprising:
 a pipe body, comprising:
 an upper opening, 
 a lower opening, 
 a pipe sleeve inside the pipe body and below the upper opening, and 
 a weighting portion, and 
   a pipe cap removably coupled to the pipe body, comprising:
 a mating portion removably coupled to the upper opening of the pipe body, 
 a sample loading rod integrally formed with the mating portion, configured to insert into and to remove from the pipe sleeve, and 
 a storage groove for storing one or more samples, disposed on at least one side of the sample loading rod. 
   
     
     
         2 . The sample cryogenic storage pipe according to  claim 1  wherein the pipe sleeve comprises a funnel-shaped portion. 
     
     
         3 . The sample cryogenic storage pipe according to  claim 1  wherein the mating portion comprises a first magnetic portion for matching and connecting an operating lever, wherein the first magnetic portion is disposed on an upper surface of the mating portion. 
     
     
         4 . The sample cryogenic storage pipe according to  claim 3  wherein the mating portion further comprises a position opening portion for matching and positioning the operating lever, wherein the position opening portion is disposed on the upper surface of the mating portion. 
     
     
         5 . The sample cryogenic storage pipe according to  claim 1  wherein the weighting portion is a metal ball mounted on the pipe sleeve. 
     
     
         6 . The sample cryogenic storage pipe according to  claim 1  wherein the pipe body further comprises a connection portion between the upper opening and the pipe sleeve, wherein the mating portion comprises:
 a top mating portion for matching and connecting an operating lever, wherein the top mating portion covers the upper opening, and 
 a bottom mating portion for matching and connecting the pipe body, wherein the bottom mating portion is removably coupled within the connection portion. 
 
     
     
         7 . The sample cryogenic storage pipe according to  claim 1  wherein the mating portion further comprises a vent connecting an upper surface and a lower surface of the mating portion, wherein the vent is spaced apart from the sample loading rod. 
     
     
         8 . The sample cryogenic storage pipe according to  claim 1  wherein the storage groove has a cross-sectional of a U-shape or a V-shape. 
     
     
         9 . The sample cryogenic storage pipe according to  claim 1  wherein the pipe body comprises a marking region. 
     
     
         10 . A sample cryogenic storage device, comprising:
 a sample cryogenic storage pipe, comprising:
 a pipe body, comprising:
 an upper opening, 
 a lower opening, 
 a pipe sleeve inside the pipe body and below the upper opening, and 
 a weighting portion, and 
 
 a pipe cap removably coupled to the pipe body, comprising:
 a mating portion removably coupled to the upper opening of the pipe body, 
 a sample loading rod integrally formed with the mating portion, configured to insert into and to remove from the pipe sleeve, and 
 a storage groove for storing one or more samples, disposed on at least one side of the sample loading rod, and 
 
   an operating lever configured to removably couple to the mating portion of the pipe cap.   
     
     
         11 . The sample cryogenic storage device according to  claim 10  wherein the pipe sleeve comprises a funnel-shaped portion. 
     
     
         12 . The sample cryogenic storage device according to  claim 10  wherein the mating portion comprises a first magnetic portion for matching and connecting an operating lever, wherein the first magnetic portion is disposed on an upper surface of the mating portion, wherein the operating lever comprises:
 a main body, 
 a connecting portion at an end of the main body, and 
 a second magnetic portion for matching the first magnetic portion, wherein the second magnetic portion is disposed on the connection portion of the operating lever. 
 
     
     
         13 . The sample cryogenic storage device according to  claim 12  wherein the mating portion further comprises a position opening portion for matching and positioning the operating lever, wherein the position opening portion is disposed on the upper surface of the mating portion, and wherein the connecting portion of the operating lever comprises a position protrusion for matching the position opening portion. 
     
     
         14 . The sample cryogenic storage device according to  claim 10  wherein the weighting portion is a metal ball mounted on the pipe sleeve. 
     
     
         15 . The sample cryogenic storage device according to  claim 10  wherein the pipe body further comprises a connection portion between the upper opening and the pipe sleeve, wherein the mating portion comprises:
 a top mating portion for matching and connecting an operating lever, wherein the top mating portion covers the upper opening, and 
 a bottom mating portion for matching and connecting the pipe body, wherein the bottom mating portion is removably coupled within the connection portion. 
 
     
     
         16 . The sample cryogenic storage device according to  claim 10  wherein the mating portion further comprises a vent connecting an upper surface and a lower surface of the mating portion, wherein the vent is spaced apart from the sample loading rod. 
     
     
         17 . The sample cryogenic storage device according to  claim 10 , wherein the storage groove has a cross-sectional of a U-shape or a V-shape. 
     
     
         18 . The sample cryogenic storage device according to  claim 10 , wherein the pipe body comprises a marking region.