CN216983321U

CN216983321U - Multilayer liquid nitrogen container pail

Info

Publication number: CN216983321U
Application number: CN202220554599.3U
Authority: CN
Inventors: 杨健
Original assignee: Henan Tianchi Low Temperature Mechanical Equipment Manufacturing Co ltd
Current assignee: Henan Tianchi Low Temperature Mechanical Equipment Manufacturing Co ltd
Priority date: 2022-03-15
Filing date: 2022-03-15
Publication date: 2022-07-19
Anticipated expiration: 2032-03-15

Abstract

The utility model discloses a multilayer liquid nitrogen tank lifting barrel, which comprises a hanging rod and a barrel body, wherein a plurality of sleeves are sequentially arranged on the hanging rod along the axial direction of the hanging rod from bottom to top, the adjacent sleeves are connected in a rotating manner, an inverted L-shaped limiting cylinder is fixed on the outer side surface of each sleeve, and a limiting pipe which is connected with the limiting cylinders in a vertical sliding manner is arranged on the outer side surface of the barrel body; according to the utility model, the hanging rod is provided with the plurality of sleeves from bottom to top, and each sleeve can be provided with the sleeve, so that the capacity of the liquid nitrogen tank can be greatly increased, and the samples can be conveniently classified and stored; in addition, the adjacent sleeves can rotate relatively, so that the samples in the barrel can be conveniently stored and taken.

Description

Multilayer liquid nitrogen container pail

Technical Field

The utility model belongs to the technical field of liquid nitrogen tanks, and particularly relates to a multilayer liquid nitrogen tank lifting barrel.

Background

The liquid nitrogen tank is used as a storage and transportation tool of liquid nitrogen, is used for freezing and storing biological tissues without destroying the biological activity of the biological tissues, and in the cultivation and research work of animal husbandry, biological samples such as ova, semen, embryos, cells and the like of excellent breeding animals such as cattle, sheep and the like which are generally needed to be used need to be subjected to active freezing and storing through the liquid nitrogen.

The pail is the part that small-size liquid nitrogen container was equipped with, the predominant use is to bear the sample and arrange in the liquid nitrogen, make the sample soak and keep in the liquid nitrogen, current pail generally is the single bucket structure, a plurality of pails that cooperation liquid nitrogen container used, actually be the same pail of specification, that is to say, when a plurality of pails hoist and mount in the liquid nitrogen container through the cooperation of trip and draw-in groove respectively, the staving all is located same liquid level department, only can deposit the one deck pail in the liquid nitrogen container, the low-usage, the biological sample quantity that can deposit is very limited.

Therefore, the multilayer liquid nitrogen tank lifting barrel is reasonable in structural design, capable of effectively increasing storage capacity of biological samples in a liquid nitrogen tank, and convenient and rapid to extract the samples.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a multilayer liquid nitrogen container pail which has good stability of the internal structure of a container body and is convenient to move, transport and store aiming at the defects of the prior art.

The purpose of the utility model is realized by the following steps: the utility model provides a multilayer liquid nitrogen container pail, includes peg and staving, supreme a plurality of sleeve pipe of having set gradually is followed to its axial direction from down on the peg, and is adjacent swivelling joint between the sleeve pipe, every be fixed with the spacing cylinder of "L" type of falling on the sheathed tube lateral surface, be provided with on the lateral surface of staving and spacing pipe of sliding connection from top to bottom between the spacing cylinder.

Furthermore, the cross-sectional shape of the limiting cylinder is a rectangular or regular polygon structure, and the cross-sectional shape of the inner surface of the limiting pipe is matched with that of the limiting cylinder, so that the barrel body is prevented from rotating corresponding to the limiting cylinder, and the installation angle of the barrel body on the hanging rod is controlled.

Further, the sleeve pipe is including being located the fixed sleeving of the bottommost position department on the peg and being located the swivel casing of fixed sleeving top on the peg, swivelling joint between swivel casing and the peg, fixed connection between fixed sleeving and the peg can prescribe a limit to the staving and the relative rotation angle that the peg top hung between the hook handle of liquid nitrogen container bottleneck department through fixed sleeving to prevent when hanging the peg top in liquid nitrogen container bottleneck department, the staving is located under the liquid nitrogen container bottleneck, thereby influences the normal of other staving and puts into and take out.

Furthermore, adjacent staving are connected through stop gear between, can realize through stop gear that the staving on the fixed sleeving and the staving on the adjacent rotating sleeve in top between, the relative fixed between the staving on the adjacent rotating sleeve, prevent the rotation between the staving and between the relative peg of staving.

Further, stop gear is including fixing the cyclic annular connecting seat on the staving bottom face, sliding connection from top to bottom between the top of the adjacent staving of cyclic annular connecting seat and below, during the installation, the cyclic annular connecting seat of the adjacent staving bottom in top directly cup joints the outside at below staving top, can follow supreme realization in proper order down and fix the rotation of each staving, prevent between the staving and the relative peg of staving between the rotation.

Furthermore, a heat insulation layer is fixed on the outer side face of the annular connecting seat, when a certain barrel body on the hanging rod needs to be lifted upwards or rotated, inconvenient operation caused by too low temperature of the barrel body can be prevented through the heat insulation layer, the heat insulation layer is arranged on the outer side face of the annular connecting seat, and influence on the heat conduction effect of the barrel body can be reduced as much as possible.

Further, be connected through the retaining member between sleeve pipe and the peg, can pinpoint every sleeve pipe for the rotatory fixed angle of peg through the retaining member, prevent that the staving is rotatory along with the relative peg of sleeve pipe when hanging the staving in the liquid nitrogen tank.

Further, the retaining member is including being located the spacing hole of setting on the peg side, spacing downthehole spring that is provided with, the outer end of spring is connected with spacing spheroid, with spacing downthehole same horizontal plane position department on the sheathed tube medial surface be provided with arc locking hole A and arc locking hole B, connect through the spout between arc locking hole A and the arc locking hole B, the spout sets up on the sheathed tube medial surface, when needing to operate the sample in a certain staving, the sleeve pipe that the rotation corresponds this staving for this sheathed tube inside spacing spheroid extrudees the spring to spacing downthehole, then spacing spheroid slides to arc locking hole B in from arc locking hole A along the spout, and at this moment, this staving staggers completely with the position of other staving, can operate the sample in this staving as required.

Further, arc locking hole A and arc locking hole B highly all are less than spacing spheroidal radius, arc locking hole A and arc locking hole B's diameter all is greater than spacing spheroidal diameter, the highly height that is less than arc locking hole A and arc locking hole B of spout is convenient for slide to the spout in the spacing spheroid can be smooth from arc locking hole A or arc locking hole B when rotating the sleeve pipe, prevents that spacing spheroid card from dying in arc locking hole A or arc locking hole B.

Furthermore, the number of the sleeves on the hanging rod is not less than 2, and a plurality of layers of barrel bodies are arranged on the hanging rod according to requirements.

The utility model has the beneficial effects that:

1. according to the utility model, the hanging rod is provided with the plurality of sleeves from bottom to top, each sleeve can be provided with the sleeve, and the hanging rod can be provided with the plurality of layers of barrel bodies according to requirements, so that the storage quantity of biological samples in the liquid nitrogen tank can be greatly increased, and the samples can be conveniently classified and stored;

2. the adjacent sleeves can rotate relatively, so that the samples in the barrel can be conveniently stored and taken, and the operation is very convenient;

3. according to the utility model, the mounting angle of the bucket body relative to the hanging rod can be quickly positioned and locked through the limiting mechanism between the adjacent bucket bodies or the locking piece between the sleeve and the hanging rod, so that the bucket body is prevented from rotating relative to the hanging rod in the normal storage process, and the normal storage of other buckets is prevented from being influenced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments of the present invention or in the description of the prior art will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a multilayer liquid nitrogen container pail in the state that a hanging rod and a pail body are separated.

FIG. 2 is a schematic diagram of a top view structure of the multi-layer liquid nitrogen container lifting barrel in a state that a hanging rod and a barrel body are separated.

FIG. 3 is a schematic structural diagram of a middle barrel body of a multi-layer liquid nitrogen container lifting barrel.

FIG. 4 is a schematic cross-sectional view of a hanging rod and a rotary sleeve in a multi-layer liquid nitrogen container pail according to the present invention.

FIG. 5 is an enlarged view of a portion of the structure of the hanging rod and the rotating sleeve of the multi-layer liquid nitrogen container pail.

In the figure: 1. the hanging rod 2, the barrel body 3, the rotary sleeve 4, the limiting column body 5, the fixed sleeve 6, the limiting pipe 7, the annular connecting seat 8, the heat insulation layer 9, the limiting hole 10, the spring 11, the limiting ball 12, the arc locking hole A13, the arc locking hole B14 and the sliding groove.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "length," "width," "upper," "lower," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments.

The utility model provides a multilayer liquid nitrogen tank lifting barrel which not only can effectively increase the total storage capacity of a liquid nitrogen tank, but also is convenient for classified storage of samples, thereby greatly reducing the time occupied by storage of the samples and greatly reducing the risk of repeated freeze thawing of the samples due to multiple times of entering and exiting of the samples in the liquid nitrogen tank.

In one embodiment of the utility model, as shown in fig. 1 and 2, a multilayer liquid nitrogen container lifting barrel comprises a hanging rod 1 and barrel bodies 2, wherein a plurality of sleeves are sequentially arranged on the hanging rod 1 along the axial direction of the hanging rod from bottom to top, the adjacent sleeves are rotationally connected with each other, an inverted L-shaped limiting cylinder 5 is fixed on the outer side surface of each sleeve, a limiting pipe 6 which is in up-and-down sliding connection with the limiting cylinder is arranged on the outer side surface of each barrel body, when the multi-layer liquid nitrogen container lifting barrel is used, the barrel bodies 2 are sequentially arranged on the hanging rod 1 from bottom to top according to requirements through the connection between the limiting pipe 6 on the barrel bodies 2 and the limiting cylinders 5 on the sleeves, and the multi-layer barrel body design is adopted, so that the storage amount of biological samples in the liquid nitrogen container can be greatly increased, and the samples can be conveniently classified and stored; the adjacent sleeves are connected in a relative rotation mode, when a sample in a certain barrel body 2 needs to be stored, the corresponding sleeves are rotated to enable the barrel body 2 to be completely staggered with other barrel bodies 2, and the operation is very convenient; when the sample positioning device is used specifically, appropriate marks can be made on the outer surface of each barrel body, so that the barrel body 2 corresponding to a required sample can be quickly and accurately positioned, and the time for taking the sample is greatly shortened; and according to the pail 2 of chooseing for use different quantity can make this pail structure can be applicable to the liquid nitrogen container of different capacity.

In one embodiment of the present invention, a limiting mechanism may be disposed at the top end of the inverted "L" shaped limiting column 5, and the limiting mechanism is detachably connected to the limiting column 5, such as a lock nut, and the limiting mechanism may prevent the barrel 2 from sliding off the limiting column 5.

In one embodiment of the present invention, the cross-sectional shape of the limiting cylinder 5 is a rectangular or regular polygon structure, and the cross-sectional shape of the inner surface of the limiting tube 6 is matched with the cross-sectional shape of the limiting cylinder 5, so as to prevent the barrel 2 from rotating relative to the limiting cylinder 5, thereby facilitating the control of the installation angle of the barrel 2 on the hanging rod 1 and ensuring the storage position and direction of the barrel 2 in the liquid nitrogen tank.

In one embodiment of the utility model, as shown in fig. 1 and 2, the sleeve comprises a fixed sleeve 5 positioned at the bottommost position on the hanging rod 1 and a rotary sleeve 3 positioned above the fixed sleeve 5 on the hanging rod 1, the rotary sleeve 3 is rotatably connected with the hanging rod 1, the fixed sleeve 5 is fixedly connected with the hanging rod 1, and the relative rotation angle between the barrel body 2 and the hanging rod 1 can be positioned and controlled through the fixed sleeve 5, so that when the top end of the hanging rod 1 is hung at the mouth of a liquid nitrogen tank, the barrel body 2 is positioned right below the mouth of the liquid nitrogen tank, and normal putting in and taking out of other lifting barrels are influenced.

In one embodiment of the present invention, as shown in fig. 1, the adjacent barrel bodies 2 are connected by a limiting mechanism, after the barrel bodies 2 on the fixed sleeve 5 are installed, the limiting mechanism between the adjacent barrel bodies 2 can sequentially realize the relative fixation of the barrel bodies 2 on the rotating sleeve from bottom to top, so as to prevent the rotation between the barrel bodies 2 and between the barrel bodies 2 relative to the hanging rod 1.

In one embodiment of the present invention, as shown in fig. 1 and 3, the limiting mechanism includes an annular connecting seat 7 fixed on the bottom end surface of the barrel body 2, the annular connecting seat 7 is connected with the top end of the lower adjacent barrel body 2 in a vertically sliding manner, when being installed, the annular connecting seat 7 at the bottom end of the upper adjacent barrel body 2 is directly sleeved outside the top end of the lower barrel body 2, so that the barrel bodies 2 can be sequentially fixed in a rotating manner from bottom to top, and the rotation between the barrel bodies 2 and between the barrel bodies 2 relative to the hanging rod 1 is prevented.

In one embodiment of the present invention, as shown in fig. 3, a heat insulation layer 8 is fixed on an outer side surface of the annular connection seat 7, when a certain barrel body 2 on the hanging rod 1 needs to be lifted or rotated upwards, the heat insulation layer 8 can prevent the barrel body 2 from being affected due to too low temperature, and the heat insulation layer 8 is arranged on the outer side surface of the annular connection seat 7, so that the influence of the heat insulation layer 8 on the heat conduction effect of the barrel body 1 can be reduced as much as possible.

In one embodiment of the present invention, as shown in fig. 4, the sleeves are connected with the hanging rod 1 through a locking member, and the locking member can accurately position the rotation of each sleeve relative to the hanging rod 1 by a fixed angle, so that the barrel body 2 is prevented from rotating relative to the hanging rod 1 along with the sleeves when the barrel body 2 is hung in a liquid nitrogen tank.

In one embodiment of the present invention, as shown in fig. 4 and 5, the locking member includes a position-limiting hole 9 located on the side surface of the hanging rod 1, a spring 10 is disposed in the position-limiting hole 9, a position-limiting ball 11 is connected to the outer end of the spring 10, an arc-shaped locking hole a12 and an arc-shaped locking hole B13 are disposed on the inner side surface of the sleeve at the same level position as the position-limiting hole 9, the arc-shaped locking hole a12 and the arc-shaped locking hole B13 are connected through a sliding slot 14, the sliding slot 14 is disposed on the inner side surface of the sleeve, when a sample in a certain barrel 2 needs to be operated, the sleeve corresponding to the barrel 2 is rotated, so that the position-limiting ball 11 inside the sleeve extrudes the spring 10 into the position-limiting hole 9, and then the position-limiting ball slides from the arc-shaped locking hole a12 to the arc-shaped locking hole B13 along the sliding slot 14, at this time, the barrel 2 is completely staggered from the other barrel 2, can operate the sample in this staving 2 as required, can realize the quick location and the locking of the rotation angle of staving 2 for peg 1 through this retaining member.

In one embodiment of the present invention, as shown in fig. 4 and 5, the heights of the arc locking hole a12 and the arc locking hole B13 are both smaller than the radius of the limiting ball 11, the diameters of the arc locking hole a12 and the arc locking hole B13 are both larger than the diameter of the limiting ball 11, and the height of the sliding groove 14 is smaller than the heights of the arc locking hole a12 and the arc locking hole B13, so that the limiting ball 11 can smoothly slide into the sliding groove 14 from the arc locking hole a12 or the arc locking hole B13 when the sleeve is rotated, and the limiting ball 11 is prevented from being locked in the arc locking hole a12 or the arc locking hole B13.

In one embodiment of the utility model, as shown in fig. 1, the number of the sleeves on the hanging rod is not less than 2, and a plurality of layers of barrel bodies are arranged on the hanging rod according to requirements.

The foregoing is considered as illustrative only of the preferred embodiments of the utility model, and is not to be construed in any way as limiting the scope of the utility model. Any modifications, equivalents and improvements made within the spirit and principles of the utility model and other embodiments of the utility model without the creative effort of those skilled in the art are included in the protection scope of the utility model based on the explanation here.

Claims

1. The utility model provides a multilayer liquid nitrogen container pail, includes peg and staving, its characterized in that: follow its axial direction on the peg and follow supreme a plurality of sleeve pipe of having set gradually down, it is adjacent swivelling joint between the sleeve pipe, every be fixed with the spacing cylinder of falling "L" type on the sheathed tube lateral surface, be provided with on the lateral surface of staving and spacing cylinder between the spacing cylinder spacing pipe of upper and lower sliding connection, the sleeve pipe is including being located the fixed sleeve pipe of bottom position department on the peg and being located the swivel sleeve pipe of fixed sleeve pipe top on the peg, swivelling joint between swivel sleeve pipe and the peg, fixed connection between fixed sleeve pipe and the peg is connected through stop gear between the adjacent staving.

2. The multi-layer liquid nitrogen container pail of claim 1, wherein: the cross-sectional shape of the limiting column body is of a rectangular or regular polygonal structure, and the cross-sectional shape of the inner surface of the limiting pipe is matched with that of the limiting column body.

3. The multi-layer liquid nitrogen container pail of claim 1, wherein: the limiting mechanism comprises an annular connecting seat fixed on the bottom end face of the barrel body, and the annular connecting seat is connected with the top end of the adjacent barrel body below in a sliding mode.

4. A multi-layer liquid nitrogen container pail as defined in claim 3, wherein: and a heat insulation layer is fixed on the outer side surface of the annular connecting seat.

5. A multi-layer liquid nitrogen container pail as defined in claim 1 or 2, wherein: the sleeve and the hanging rod are connected through a locking piece.

6. The multi-layer liquid nitrogen container pail of claim 5, wherein: the retaining member is including being located the spacing hole of setting on the peg side, spacing downthehole spring that is provided with, the outer end of spring is connected with spacing spheroid, be provided with arc locking hole A and arc locking hole B with spacing same horizontal plane position department on the sheathed tube medial surface, connect through the spout between arc locking hole A and the arc locking hole B, the spout sets up on the sheathed tube medial surface.

7. The multi-layer liquid nitrogen container pail of claim 6, wherein: the height of arc locking hole A and arc locking hole B all is less than spacing spheroidal radius, the diameter of arc locking hole A and arc locking hole B all is greater than spacing spheroidal diameter, the height of spout is less than the height of arc locking hole A and arc locking hole B.

8. The multi-layer liquid nitrogen container pail of claim 1, wherein: the number of the sleeves on the hanging rod is not less than 2.