Butt joint device

Abstract

The utility model discloses a butt joint device which comprises a butt joint mechanism, a liquid nitrogen tank and an operation cabin. The butt joint mechanisms are arranged on the operation cabin and can ascend and descend along the operation cabin to be in butt joint with the liquid nitrogen tank, and the number of the butt joint mechanisms is at least one. The liquid nitrogen tank butt joint device has the advantages that the sealing cover is placed on the upper butt joint assembly, so that the sealing cover and the upper butt joint assembly descend, and the lower butt joint assembly ascends to be separated from butt joint of the liquid nitrogen tank; the sealing cover is grabbed through an external gripper, the lower butt-joint assembly can be downwards in butt joint with the liquid nitrogen tank through the self weight, and the upper butt-joint assembly ascends; the guide limiting assembly can guarantee that the upper butt-joint assembly and the lower butt-joint assembly are limited during lifting, and displacement is avoided, so that the butt-joint deviation between the butt-joint assembly and the liquid nitrogen tank is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of sample storage, in particular to a docking device. Background Art

[0002] Liquid nitrogen tanks are used to hold liquid nitrogen and create a low-temperature environment for the preservation of biological samples. In some large-scale system application scenarios, multiple groups of liquid nitrogen tanks are arranged in an array, and the operation cabin is moved to perform sample access operations on different liquid nitrogen tanks respectively.

[0003] To ensure the smoothness and safety of the operation cabin during movement, there is a certain height difference between the operation cabin and the liquid nitrogen tank. When the operation cabin moves above the liquid nitrogen tank, the operation cabin needs to be lowered to dock with the liquid nitrogen tank. However, there are many mechanisms in the operation cabin and its own mass is large, so frequent lifting and lowering may have a high risk of loss and safety. Summary of the Utility Model

[0004] The purpose of this part is to outline some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this part, as well as in the abstract and the title of the specification of this application, to avoid obscuring the purpose of this part, the abstract, and the title of the utility model. However, such simplifications or omissions shall not be used to limit the scope of the utility model.

[0005] In view of the problems existing in the above or the prior art, the utility model is proposed.

[0006] Therefore, the purpose of the utility model is to provide a docking device, which can cooperate and dock with the upper end of the liquid nitrogen tank through the lifting of the docking mechanism, so that the operation cabin does not need to be lifted and lowered frequently, and the safety risk of the operation cabin is avoided.

[0007] To solve the above technical problems, the utility model provides the following technical solution: a docking device, which includes a docking mechanism, a liquid nitrogen tank, and an operation cabin; the docking mechanism is arranged on the operation cabin, and the docking mechanism can be lifted and lowered along the operation cabin to dock with the liquid nitrogen tank, and at least one group of docking mechanisms is arranged.

[0008] As a preferred scheme of the docking device of the utility model, wherein: the docking mechanism includes an upper docking component, a lower docking component, and a rotating component; a rotating component is arranged between the upper docking component and the lower docking component, the rotating component is connected with the operation cabin, and the upper docking component and the lower docking component can move relative to each other along the rotating component.

[0009] As a preferred scheme of the docking device of the utility model, wherein: a sealing cover is arranged above the docking mechanism, the sealing cover can drive the docking mechanism to be lifted and lowered, and the sealing cover is detachably connected with the docking mechanism.

[0010] As a preferred embodiment of the docking device of the present utility model, the following is provided: the mass of the lower docking component is greater than that of the upper docking component, a sealing cover is provided above the upper docking component, and the combined mass of the sealing cover and the upper docking component is greater than that of the lower docking component.

[0011] As a preferred embodiment of the docking device of the present utility model, the following is provided: the upper docking component includes an upper docking plate and an upper straight tooth plate; the upper straight tooth plate extends downward from the upper docking plate and is disposed on one side of the rotating component and is meshed and connected thereto.

[0012] As a preferred embodiment of the docking device of the present utility model, the following is provided: the lower docking component includes a lower docking plate and a lower straight tooth plate; the lower docking plate is disposed below the upper docking plate, the lower straight tooth plate extends upward from the lower docking plate, the lower straight tooth plate is disposed on the other side of the rotating component, and the lower straight tooth plate is meshed and connected to the rotating component.

[0013] As a preferred embodiment of the docking device of the present utility model, the following is provided: the rotating component includes a rotating member and a supporting member; the rotating member is connected to the supporting member, the supporting member is connected to the operation cabin, the two sides of the rotating member are respectively meshed and connected to the upper straight tooth plate and the lower straight tooth plate, and the upper straight tooth plate and the lower straight tooth plate can perform relative lifting movements along the rotating member.

[0014] As a preferred embodiment of the docking device of the present utility model, the following is provided: at least one set of guiding and limiting components is further included, the guiding and limiting components are disposed on the docking mechanism, and the docking mechanism can limit and guide the upper docking component and the lower docking component.

[0015] As a preferred embodiment of the docking device of the present utility model, the following is provided: the guiding and limiting components include a guide rail and a slider; the guide rail is connected to the lower docking component, the slider is connected to the upper docking component, and the guide rail can guide and limit the slider.

[0016] As a preferred embodiment of the docking device of the present utility model, the following is provided: a gripping end is provided on the upper end surface of the sealing cover, and the gripping end can be grasped by an external manipulator.

[0017] As a preferred embodiment of the docking device of the present utility model, the following is provided: the rotating member includes a rotating gear, an upper straight tooth plate and a lower straight tooth plate; the rotating gear is disposed horizontally and is disposed between the upper straight tooth plate and the lower straight tooth plate, and the two sides of the rotating gear are meshed and connected to the upper straight tooth plate and the lower straight tooth plate.

[0018] As a preferred embodiment of the docking device of the present utility model, the following is provided: the supporting member includes a supporting block, the supporting block can support the rotating gear, and one side of the supporting block is fixedly connected to the operation cabin.

[0019] Advantages of the present utility model: By placing the sealing cover on the upper docking component, the sealing cover and the upper docking component are lowered, while the lower docking component rises and disengages from the docking with the liquid nitrogen tank; the sealing cover is grasped by an external gripper, and the lower docking component can be lowered to dock with the liquid nitrogen tank by its own weight, while the upper docking component rises; the guiding and limiting component can ensure the limitation of the upper docking component and the lower docking component during lifting and lowering, avoiding displacement and resulting in deviation in docking with the liquid nitrogen tank. Brief Description of the Drawings

[0020] To more clearly illustrate the technical solutions of the embodiments of the present utility model, the following will briefly introduce the drawings required for description in the embodiments. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings. Among them:

[0021] Figure 1 It is the overall schematic diagram of the docking device.

[0022] Figure 2 It is the three-dimensional schematic diagram of the docking mechanism of the docking device.

[0023] Figure 3 It is the top view of the docking mechanism of the docking device.

[0024] Figure 4 For Figure 3 The sectional three-dimensional view of the docking mechanism of the docking device at A-A in

[0025] Figure 5 It is the non-working state diagram of the docking mechanism of the docking device.

[0026] Figure 6 It is the working state diagram of the docking mechanism of the docking device.

[0027] Reference numerals: docking mechanism, 1; liquid nitrogen tank, 2; operation cabin, 3; upper docking component, 11; lower docking component, 12; rotating component, 13; sealing cover, 4; upper docking plate, 111; upper straight tooth plate, 112; lower docking plate, 121; lower straight tooth plate, 122; rotating part, 131; supporting part, 132; guiding and limiting component, 5; guide rail, 51; slider 52; gripper end, 41; Detailed Embodiments

[0028] To make the above objects, features and advantages of the present utility model more obvious and understandable, the following will describe the detailed embodiments of the present utility model in conjunction with the drawings in the specification.

[0029] In the following description, many specific details are set forth to facilitate a full understanding of the present utility model. However, the present utility model can also be implemented in other ways different from this description. Those skilled in the art can make similar extensions without departing from the connotation of the present utility model. Therefore, the present utility model is not limited by the specific embodiments disclosed below.

[0030] Secondly, the so-called "one embodiment" or "embodiment" herein refers to specific features, structures or characteristics that can be included in at least one implementation manner of the present utility model. The appearances of "in one embodiment" in different places in this specification do not all refer to the same embodiment, nor are they separate or selectively exclusive embodiments from other embodiments.

[0031] Embodiment 1

[0032] Referring to Figures 1 to 3 , which is the first embodiment of the present utility model. This embodiment provides a docking device, which includes a docking mechanism 1, a liquid nitrogen tank 2, and an operation cabin 3; the docking mechanism 1 is arranged on the operation cabin 3, and the docking mechanism 1 can be lifted along the operation cabin 3 to dock with the upper end of the liquid nitrogen tank 2.

[0033] Specifically, there are a docking mechanism 1, a liquid nitrogen tank 2, and an operation cabin 3; the docking mechanism 1 is arranged on the operation cabin 3, and the docking mechanism 1 can be lifted along the operation cabin 3 to dock with the liquid nitrogen tank 2, and at least one group of docking mechanisms 1 is provided.

[0034] Preferably, four groups of docking mechanisms 1 are provided, with two groups arranged on one side and symmetrically arranged.

[0035] In summary, by moving the upper operation cabin 3, it can be docked with multiple groups of liquid nitrogen tanks 2. Through the lifting of the docking mechanism 1, the upper end of the liquid nitrogen tank 2 can be docked, which can avoid frequent lifting of the operation cabin 3 and cause safety risks to the operation cabin 3.

[0036] Embodiment 2

[0037] Referring to Figures 1 to 4 , which is the second embodiment of the present utility model. In the previous embodiment, the docking device includes a docking mechanism 1, a liquid nitrogen tank 2, and an operation cabin 3; the docking mechanism 1 is arranged on the operation cabin 3, and the docking mechanism 1 can be lifted along the operation cabin 3 to dock with the upper end of the liquid nitrogen tank 2.

[0038] Specifically, there are a docking mechanism 1, a liquid nitrogen tank 2, and an operation cabin 3; the docking mechanism 1 is arranged on the operation cabin 3, and the docking mechanism 1 can be lifted along the operation cabin 3 to dock with the liquid nitrogen tank 2, and at least one group of docking mechanisms 1 is provided.

[0039] Preferably, four groups of docking mechanisms 1 are provided, with two groups arranged on one side and symmetrically arranged.

[0040] Furthermore, the docking mechanism 1 includes an upper docking component 11, a lower docking component 12, and a rotating component 13; a rotating component 13 is arranged between the upper docking component 11 and the lower docking component 12, the rotating component 13 is connected to the operation cabin 3, and the upper docking component 11 and the lower docking component 12 can move relative to each other along the rotating component 13.

[0041] Preferably, by engaging and rotating the upper docking component 11 and the lower docking component 12 with the rotating component 13, when the upper docking component 11 and the lower docking component 12 are lifted and lowered, they can move in opposite directions.

[0042] Furthermore, a sealing cover 4 is arranged above the docking mechanism 1, the sealing cover 4 can drive the docking mechanism 1 to lift and lower, and the sealing cover 4 and the docking mechanism 1 are detachably connected.

[0043] Furthermore, the mass of the lower docking component 12 is greater than that of the upper docking component 11, a sealing cover 4 is arranged above the upper docking component 11, and the mass of the sealing cover 4 and the upper docking component 11 is greater than that of the lower docking component 12.

[0044] Preferably, the overall mass of the sealing cover 4 plus the upper docking component 11 is greater than that of the lower docking component 12; when the sealing cover 4 is placed above the upper docking component 11, the rotating component 13 can drive the lower docking component 12 to rise, while the sealing cover 4 and the upper docking component 11 will descend, so that the lower docking component 12 is separated from the mouth of the liquid nitrogen tank 2.

[0045] Preferably, an external gripper can grasp the sealing cover 4 to separate it from the upper docking component 11, so that the mass of the lower docking component 12 is greater than that of the upper docking component 11, and thus the rotating component 13 can drive the upper docking component 11 to rise, while the lower docking component 12 will descend to dock with the liquid nitrogen tank 2.

[0046] Furthermore, the upper docking component 11 includes an upper docking plate 111 and an upper straight tooth plate 112; the upper straight tooth plate 112 extends downward from the upper docking plate 111, and the upper straight tooth plate 112 is arranged on one side of the rotating component 13 and is meshed and connected.

[0047] Furthermore, the lower docking component 12 includes a lower docking plate 121 and a lower straight tooth plate 122; the lower docking plate 121 is arranged below the upper docking plate 111, the lower straight tooth plate 122 extends upward from the lower docking plate 121, the lower straight tooth plate 122 is arranged on the other side of the rotating component 13, and the lower straight tooth plate 122 is meshed and connected with the rotating component 13.

[0048] Preferably, the upper docking plate 111 and the lower docking plate 121 are annular, and the inside is an access channel.

[0049] Furthermore, the rotating assembly 13 includes a rotating member 131 and a supporting member 132. The rotating member 131 is connected to the supporting member 132, and the supporting member 132 is connected to the operation cabin 3. Both sides of the rotating member 131 are meshed and connected to the upper straight tooth plate 112 and the lower straight tooth plate 122 respectively, and the upper straight tooth plate 112 and the lower straight tooth plate 122 can perform relative lifting and lowering movements along the rotating member 131.

[0050] Preferably, the rotating member 131 is a rotating gear that can be meshed with the lower straight tooth plate 122 and the upper straight tooth plate 112.

[0051] Furthermore, it further includes at least one set of guiding and limiting assembly 5. The guiding and limiting assembly 5 is arranged on the docking mechanism 1, and the docking mechanism 1 can limit and guide the upper docking assembly 11 and the lower docking assembly 12.

[0052] Furthermore, the guiding and limiting assembly 5 includes a guide rail 51 and a slider 52. The guide rail 51 is connected to the lower docking assembly 12, and the slider 52 is connected to the upper docking assembly 11. The guide rail 51 can guide and limit the slider 52.

[0053] Furthermore, a gripper end 41 is arranged on the upper end face of the sealing cover 4, and the gripper end 41 can be grabbed by an external manipulator.

[0054] Furthermore, the rotating member 131 includes a rotating gear, an upper straight tooth plate 112, and a lower straight tooth plate 122. The rotating gear is arranged horizontally and is arranged between the upper straight tooth plate 112 and the lower straight tooth plate 122, and both sides of the rotating gear are meshed and connected to the upper straight tooth plate 112 and the lower straight tooth plate 122.

[0055] Furthermore, the supporting member 132 includes a supporting block. The supporting block can support the rotating gear, and one side of the supporting block is fixedly connected to the operation cabin 3.

[0056] In summary, in the present utility model, the sealing cover 4 is grabbed and transferred by an external gripper, so that the lower docking assembly 12 descends to dock with the liquid nitrogen tank 2. By arranging the sealing cover 4 on the upper docking assembly 11, the lower docking assembly 12 can be lifted to disengage from the docking with the liquid nitrogen tank 2. The guiding and limiting assembly 5 can be used to limit and guide the upper docking assembly 11 and the lower docking assembly 12 to avoid the situation of unable to dock.

[0057] Importantly, it should be noted that the construction and arrangement of the present application shown in multiple different exemplary embodiments are merely illustrative. Although only a few embodiments are described in detail in this disclosure, those who refer to this disclosure should easily understand that many modifications are possible without substantially departing from the novel teachings and advantages of the subject matter described in this application (e.g., changes in the dimensions, scales, structures, shapes, and proportions of various elements, as well as parameter values (such as temperature, pressure, etc.), installation arrangements, use of materials, colors, orientations, etc.). For example, an element shown as integrally formed may be composed of multiple parts or elements, the position of the element may be inverted or otherwise changed, and the nature, number, or position of discrete elements may be altered or changed. Accordingly, all such modifications are intended to be included within the scope of the present utility model. The order or sequence of any process or method steps may be changed or reordered according to alternative embodiments. In the claims, any "means-plus-function" clause is intended to cover the structures that perform the recited function herein, and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes, and omissions may be made in the design, operating conditions, and arrangement of the exemplary embodiments without departing from the scope of the present utility model. Accordingly, the present utility model is not limited to a particular embodiment but extends to various modifications that still fall within the scope of the appended claims.

[0058] In addition, to provide a concise description of the exemplary embodiments, all features of the actual embodiments may not be described (i.e., those features that are not relevant to the currently contemplated best mode of carrying out the present utility model or those features that are not relevant to the implementation of the present utility model).

[0059] It should be understood that in the development of any actual implementation, in any engineering or design project, a large number of specific implementation decisions may be made. Such development efforts may be complex and time-consuming, but for those of ordinary skill in the art who benefit from this disclosure, without undue experimentation, such development efforts will be a routine task of design, manufacturing, and production.

[0060] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present utility model and not to limit them. Although the present utility model has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present utility model may be modified or equivalently replaced without departing from the spirit and scope of the technical solutions of the present utility model, and they should all be covered within the scope of the claims of the present utility model.

Claims

1. A docking device, characterized in that: It includes a docking mechanism (1), a liquid nitrogen tank (2), and an operation cabin (3); the docking mechanism (1) is arranged on the operation cabin (3), and the docking mechanism (1) can be lifted and lowered along the operation cabin (3) to dock with the liquid nitrogen tank (2), and at least one set of the docking mechanism (1) is provided.

2. The docking device according to claim 1, wherein: The docking mechanism (1) includes an upper docking component (11), a lower docking component (12), and a rotating component (13); a rotating component (13) is arranged between the upper docking component (11) and the lower docking component (12), the rotating component (13) is connected to the operation cabin (3), and the upper docking component (11) and the lower docking component (12) can move relative to each other along the rotating component (13).

3. The docking device according to claim 1 or 2, characterized in that: A sealing cover (4) is arranged above the docking mechanism (1), the sealing cover (4) can drive the docking mechanism (1) to be lifted and lowered, and the sealing cover (4) is detachably connected to the docking mechanism (1).

4. The docking device according to claim 2, characterized in that: The mass of the lower docking component (12) is greater than that of the upper docking component (11), a sealing cover (4) is arranged above the upper docking component (11), and the mass of the sealing cover (4) and the upper docking component (11) is greater than that of the lower docking component (12).

5. The docking device according to claim 2, characterized in that: The upper docking component (11) includes an upper docking plate (111) and an upper straight tooth plate (112); the upper docking plate (111) extends downward to be provided with the upper straight tooth plate (112), and the upper straight tooth plate (112) is arranged on one side of the rotating component (13) and is meshed and connected therewith.

6. The docking device according to claim 5, characterized in that: The lower docking component (12) includes a lower docking plate (121) and a lower straight tooth plate (122); the lower docking plate (121) is arranged below the upper docking plate (111), the lower docking plate (121) extends upward to be provided with the lower straight tooth plate (122), the lower straight tooth plate (122) is arranged on the other side of the rotating component (13), and the lower straight tooth plate (122) is meshed and connected to the rotating component (13).

7. The docking device according to any one of claims 4 to 6, characterized in that: The rotating component (13) includes a rotating member (131) and a supporting member (132); the rotating member (131) is connected to the supporting member (132), the supporting member (132) is connected to the operation cabin (3), both sides of the rotating member (131) are respectively meshed and connected to the upper straight tooth plate (112) and the lower straight tooth plate (122), and the upper straight tooth plate (112) and the lower straight tooth plate (122) can move relatively up and down along the rotating member (131).

8. The docking device according to claim 2 or 4, characterized in that: It also includes at least one set of guiding and limiting components (5), the guiding and limiting components (5) are arranged on the docking mechanism (1), and the docking mechanism (1) can limit and guide the upper docking component (11) and the lower docking component (12).

9. The docking device according to claim 8, characterized in that: The guiding and limiting components (5) include a guide rail (51) and a slider (52); the guide rail (51) is connected to the lower docking component (12), the slider (52) is connected to the upper docking component (11), and the guide rail (51) can guide and limit the slider (52).

10. The docking device according to claim 3, wherein: A gripper end (41) is arranged on the upper end face of the sealing cover (4), and the gripper end (41) can be grabbed by an external manipulator.

11. The docking device according to claim 7, characterized in that: The rotating member (131) includes a rotating gear, an upper straight tooth plate (112), and a lower straight tooth plate (122); the rotating gear is horizontally arranged and is disposed between the upper straight tooth plate (112) and the lower straight tooth plate (122), and both sides of the rotating gear are meshed and connected with the upper straight tooth plate (112) and the lower straight tooth plate (122).

12. The docking device according to claim 11, characterized in that: The support member (132) includes a support block, the support block can support the rotating gear, and one side of the support block is fixedly connected to the operation cabin (3).

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