CN211923890U - Rotary sealing door and rotary mechanism - Google Patents

Abstract

The utility model discloses a rotary sealing door and a rotary mechanism, which are applied to a vacuum container; the method is characterized in that: the rotating mechanism comprises a first connecting component, a second connecting component moving relative to the first connecting component along a first axis and a third connecting component rotating relative to the second connecting component around a second axis; the second connecting component comprises an elastic element which prevents the second connecting component from moving away from the first connecting component and a spherical bearing which enables the second axis to swing in the XZ direction or/and the YZ direction. Has the advantages that: even if the concentricity of the axes of the upper and lower rotating shafts has deviation, the rotating mechanism can flexibly rotate as well, and secondary disassembly and machining of the sealing door are avoided. The hard impact between the sealing door and the container body can be effectively protected, and the device is prevented from being damaged; and the elastic element has elasticity, can exert the pressure to the container body for the door body after the door body is closed for door body and container body are sealed inseparabler.

Description

Rotary sealing door and rotary mechanism

Technical Field

The utility model discloses the structure is motor drive rotary type gate running gear's rotary part, belongs to the rotary mechanism field.

Background

Generally, no matter a two-dimensional movable gate movement mechanism or a rotary gate operation mechanism is adopted for a gate movement mechanism of a large vacuum container, a gantry structure needs to be designed (a rotary part of the rotary gate operation mechanism is positioned on the gantry structure), a large installation space is needed, an auxiliary operation mechanism is complex, too many moving parts exist, and reliability is reduced. Due to the fact that the space of an installation site is limited (large steel structures are arranged on the left side and the right side), a gantry structure cannot be installed, and meanwhile, stable operation of the vacuum container gate is required to be achieved, and final sealing of the vacuum container gate is not influenced.

The Chinese patent invention with the publication number of CN208236190U discloses a vacuum furnace door hinge device, which comprises an upper hinge support, an upper support, a thick shaft, a hinge arm, a limiting component, a lower support, a thin shaft and a lower hinge support, wherein the upper hinge support and the lower hinge support are arranged on a vacuum furnace body, the upper support and the lower support are respectively arranged on the upper hinge support and the lower hinge support, two ends of the thick shaft are respectively and rotatably connected with the upper support and the lower support, the thin shaft is rotatably arranged on the outer side of a vacuum furnace door, two ends of the hinge arm are respectively connected with the thick shaft and the thin shaft, and the limiting component is arranged between the hinge arm and the lower support and used for positioning the opening angle of the vacuum furnace door. Although the structure is simple, the bearing capacity is large, and the motion is stable, when the large door of the vacuum container rotates repeatedly, the concentricity between the axial directions of the rotating shafts can deviate due to factors such as gravity or abrasion of the upper rotating shaft and the lower rotating shaft, and the door cannot be effectively contacted with the vacuum container in the sealing process of the door, so that the sealing performance is influenced; and the concentricity between the rotating shafts can not be aligned for a long time, and certain damage can be caused to the device per se, so that the service life of the device is influenced.

In addition, because the placing angle of the vacuum container needs to be changed, the opening of the vacuum container is upward and the gate is opened and closed downward, which are different from the normal container; the centripetal force of the gate can be influenced by gravity, so that the sealing ring at the edge of the gate cannot be effectively attached to the vacuum container, and the gate is poor in sealing effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rotatory sealing door and rotary mechanism can avoid the space restriction in the background art, improves the mechanism reliability, satisfies the stable operation in vacuum vessel gate simultaneously, will not influence the final sealing in vacuum vessel gate again, designs a structure economy, safety, practical rotary mechanism.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme: the vacuum container comprises a container body, and an opening is formed in the container body; the method is characterized in that: the sealing door comprises a door body, and the door body can be selectively sealed and closed at the opening of the container body; the rotating mechanism is connected between the container body and the door body and is used for rotating the door body relative to the container body; the rotating mechanism comprises a first connecting component, a second connecting component moving relative to the first connecting component along a first axis and a third connecting component rotating relative to the second connecting component around a second axis; the second connecting component comprises an elastic element which prevents the second connecting component from moving away from the first connecting component and a spherical bearing which enables the second axis to swing in the XZ direction or/and the YZ direction.

The third connecting assembly with have the linkage part between the second connecting assembly, utilize in the second connecting assembly spherical bearing can adjust first connecting assembly is at the stability of working process axis, makes the door body is when rotating, two rotary mechanism can keep on same straight line.

The second connecting assembly can move along the axis of the first connecting assembly, and when the door body is closed, the second connecting assembly drives the door body to slightly move towards the container body along the axis, so that the door body and the container body are pressed together more tightly, and the sealing performance of the device is improved.

Furthermore, the first connecting assembly further comprises a first fixing part, and the first fixing part is used for fixing the first connecting assembly and the container body; the two ends of the limiting cylinder penetrate through the limiting cylinder, and the limiting cylinder is hollow inside; the limiting cylinder is fixed through the first fixing part; the second connecting assembly further comprises a spherical sleeve, and the spherical bearing is rotatably arranged in the spherical sleeve; the rotating shaft penetrates through the spherical bearing and is rotationally connected with the spherical bearing; the gland extends into the spherical sleeve, and the inner surface of the gland presses the arc surface of the spherical bearing; the sliding rod is connected to the cambered surface of the spherical sleeve; one end of the elastic element is fixed on the sliding rod, and the elastic element is integrally sleeved outside the sliding rod; the third connecting assembly further comprises a second fixing part, and the second fixing part is used for fixing the third connecting assembly and the door body; an ear plate fixed by the second fixing portion.

The sliding rod is connected to the spherical sleeve cambered surface, so that the central axis of the second connecting component is perpendicular to the central axis of the third connecting component; the elastic element is integrally sleeved on the outer side of the sliding rod, the position of the door body can be adjusted at any time in the process that the door body is closed through the rotating mechanism, and after the door body is closed, the elastic element can pull the door body to the container body through the elastic potential energy of the elastic element, so that the sealing effect of the device is improved.

Furthermore, the spherical sleeve is arranged between the ear plates, and the rotating shaft is fixedly connected with the two ear plates; the spherical sleeve and the spherical bearing are hollow spherical bodies with different sizes and parallel sections at two ends; the cavity in the spherical sleeve comprises a first installation cavity matched with the spherical bearing and a second installation cavity communicated with the first installation cavity and matched with the gland.

The rotating shaft is used for enabling the spherical bearing in the second connecting assembly to be rotatably arranged between the lug plates in the third connecting assembly, the rotating mechanism is in an up-and-down alignment mode, and the spherical bearing is used for carrying out micro-adjustment on the rotating shaft in the rotating process of the door body, so that the axes of the upper rotating shaft and the lower rotating shaft are aligned, and the rotating efficiency of the device is improved.

Further, the sliding rod is arranged in the limiting cylinder in a sliding mode; the diameter of the middle part of the sliding rod is slightly smaller than that of the two end parts, and the outer wall of the end part of the sliding rod, which is close to the elastic element, is provided with external threads.

The sliding rod can be controlled to slide in the limiting cylinder by utilizing the elastic potential energy provided by the elastic element, the spherical bearing and the elastic element work simultaneously in the rotating process of the door body, and the elastic element is combined with the coaxiality of the rotating shaft to perform micro-adjustment on the position of the door body, so that the sealing performance of the door body and the container body is improved; and can effectively protect the door body and the container body from hard impact, and avoid damaging the device. The diameter of the middle part of the sliding rod is slightly smaller than that of the two end parts, so that the contact area between the sliding rod and the limiting cylinder is prevented from being too large, friction can be reduced, and sliding efficiency is improved.

Compared with the prior art, the utility model has the advantages that:

the rotation shaft can rotate, and the free rotation of the adjusting head can be used for micro-adjusting the axle center concentricity of the upper and lower rotation shafts, so that the axle center concentricity of the two rotation shafts is extremely high in coincidence, the rotation mechanism can flexibly rotate as well even if the axle center concentricity of the upper and lower rotation shafts has deviation, and secondary disassembly and machining of the sealing door are avoided.

When the sealing door is pressed on the container body, thrust of the container body is applied to the sealing door, the sliding rod can slide in the limiting cylinder, and the elastic element positioned at one end of the sliding rod is compressed by the thrust to generate elastic potential energy to buffer the sealing door, so that the sealing door can be sealed, and meanwhile, hard impact between the sealing door and the container body can be effectively protected, and the device is prevented from being damaged; and the elastic element has elasticity, can exert the pressure to the container body for the door body after the door body is closed for door body and container body are sealed inseparabler.

Drawings

For ease of illustration, the invention is described in detail by the following detailed description and accompanying drawings.

FIG. 1 is a three-dimensional structure of the present invention;

FIG. 2 is a structural diagram of the rotating mechanism of the present invention

Fig. 3 is a structural diagram of a first connecting assembly of the present invention;

fig. 4 is an exploded view of a second connecting assembly of the present invention;

fig. 5 is a third connecting assembly structure diagram of the present invention;

fig. 6 is a cross-sectional view of the spherical bearing of the present invention;

fig. 7 is a cross-sectional view of the spherical sleeve of the present invention;

fig. 8 is a sectional view of the gland of the present invention;

fig. 9 is a sectional view of the slide bar of the present invention.

Description of reference numerals:

1. a container body; 2. a door body; 3. a rotation mechanism; 4. a first connection assembly; 5. a second connection assembly; 6. a third connection assembly; 7. an elastic element; 8. a spherical bearing; 9. a first fixed part; 10. a limiting cylinder; 11. a spherical sleeve; 12. a rotating shaft; 13. a gland; 14. a slide bar; 15. an external thread; 16. a second fixed part; 17. an ear plate; 18. a first mounting cavity; 19. a second mounting cavity; 20. a fitting groove; 21. a boss; 22. a circular table top; 23. a guide bar; 24. a sleeve; 25. a connecting ring; 26. an adjusting ring; 27. pre-tightening the nut; 28. a sliding sleeve; 29. a gasket; 30. a set square; 31. clamping a plate; 32. a concave platform; 33. a lip plate; 34. a first axis; 35. a second axis.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

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 at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

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

Referring to fig. 1, the present invention is suitable for a rotary sealing door and a rotary mechanism, and is applied to an embodiment of a vacuum container, the vacuum container includes a container body 1, and the container body 1 is provided with an opening; the method is characterized in that: the sealing door comprises a door body 2, and the door body 2 can be selectively sealed and closed at the opening of the container body 1; the rotating mechanism 3 is connected between the container body 1 and the door body 2, and is used for rotating the door body 2 relative to the container body 1; the rotating mechanism 3 comprises a first connecting component 4, a second connecting component 5 moving relative to the first connecting component 4 along a first axis and a third connecting component 6 rotating relative to the second connecting component 5 around a second axis; the second linkage assembly 5 comprises a resilient member 7 which resists movement away from the first linkage assembly 4 and a spherical bearing 8 which allows the second axis to oscillate in the XZ or/and YZ directions.

In the sealed rotating structure of the vacuum container large door, firstly, the door body 2 is operated to rotate, the third connecting assembly 6 rotates in the second connecting assembly 5, and simultaneously, the coaxiality of the upper second connecting assembly 5 and the lower second connecting assembly 5 is subjected to micro-adjustment by utilizing the spherical bearing 8, so that the upper second connecting assembly 5 and the lower second connecting assembly 5 are ensured to be on the same straight line; this can minimize friction generated during rotation, thereby improving the rotation efficiency of the rotation mechanism 3. And the spherical bearing 8 can be assisted to adjust by utilizing the elastic potential energy of the elastic element 7 in the first connecting component 4; meanwhile, the door body 2 can seal the door body 2, and meanwhile, the hard impact between the door body 2 and the container body 1 can be effectively protected, so that the device is prevented from being damaged; and the elastic element 7 has elasticity, and can apply pressure to the container body 1 to the door body 2 after the door body 2 is closed, so that the door body 2 and the container body 1 are sealed more tightly.

Referring to fig. 2, fig. 3, fig. 4 and fig. 5, the present invention is applicable to a rotary sealing door and a rotary mechanism, and is applied to an embodiment of a vacuum container, the first connecting assembly 4 further includes a first fixing portion 9, and the first fixing portion 9 is used for fixing the first connecting assembly 4 and the container body 1; the limiting cylinder 10 is provided with two ends penetrating through the limiting cylinder 10 and the interior of the limiting cylinder 10 is hollow; the limiting cylinder 10 is fixed through a first fixing part 9; the second connecting assembly 5 further comprises a spherical sleeve 11, and the spherical bearing 8 is rotatably arranged in the spherical sleeve 11; the rotating shaft 12 penetrates through the spherical bearing 8 and is in rotating connection with the spherical bearing 8; the gland 13, the gland 13 stretches into the spherical cover 11, the inner surface is pressed on the circular arc surface of the spherical bearing 8; the sliding rod 14, the sliding rod 14 is connected with the cambered surface of the spherical sleeve 11; one end of the elastic element 7 is fixed on the sliding rod 14, and the elastic element 7 is integrally sleeved outside the sliding rod 14; the third connecting assembly 6 further comprises a second fixing part 16, and the second fixing part 16 is used for fixing the third connecting assembly 6 and the door body 2; an ear plate 17, the ear plate 17 being fixed by the second fixing portion 16. The spherical sleeve 11 is arranged between the ear plates 17, and the rotating shaft 12 is fixedly connected with the two ear plates 17; the spherical sleeve 11 and the spherical bearing 8 are hollow spherical bodies with different sizes and parallel sections at two ends; the cavity inside the spherical sleeve 11 comprises a first mounting cavity 18, which is adapted to the spherical bearing 8, and a second mounting cavity 19, which communicates with the first mounting cavity 18 and is adapted to the gland 13.

In the process of rotating the operation door body 2, the spherical bearing 8 in the second connecting assembly 5 is rotatably arranged between the lug plates 17 in the third connecting assembly 6 by using the rotating shaft 12, and the rotating mechanism 3 is aligned up and down, so that the spherical bearing 8 can be used for micro-adjusting the rotating shaft 12 in the rotating process of the door body 2, the axes of the upper rotating shaft 12 and the lower rotating shaft 12 are aligned, the rotating friction is reduced to the maximum extent, and the rotating efficiency of the device is improved.

Referring to fig. 3 and 6, the present invention is suitable for a rotary sealing door and a rotary mechanism, and is applied to an embodiment of a vacuum container, wherein a sliding rod 14 is slidably disposed in a limiting cylinder 10; the diameter of the middle part of the sliding rod 14 is slightly smaller than that of the two end parts, and the outer wall of the end part of the sliding rod 14 close to the elastic element 7 is provided with an external thread 15.

Firstly, the elastic element 7 is a belleville spring, the sliding rod 14 can be controlled to slide in the limiting cylinder 10 by utilizing elastic potential energy provided by the elastic element 7, if the axes of the two rotating shafts 12 deviate in the rotating process of the door body 2, firstly, the spherical bearing 8 can adjust the rotating shafts 12, meanwhile, the elastic element 7 has the elastic potential energy, if the upper rotating mechanism 3 and the lower rotating mechanism 3 deviate in position, the elastic element 7 utilizes the characteristic of the belleville spring, and the belleville spring is corrected when non-axial change occurs; the auxiliary spherical bearing 8 works simultaneously, so that the sealing performance of the door body 2 and the container body 1 is improved; the hard impact between the door body 2 and the container body 1 can be effectively protected, and the device is prevented from being damaged; after the door body 2 and the container body 1 are closed, if the sealing performance between the door body 2 and the container body 1 needs to be improved, pressure applied to the container body 1 can be applied to the door body 2, and the sliding rod 14 can slide in the limiting cylinder 10, so that the door body 2 and the container body 1 are contacted more tightly.

Referring to fig. 7 and 8, the present invention is applicable to a rotary sealing door and a rotary mechanism, which is applied to an embodiment of a vacuum container, the inner wall of the first mounting cavity 18 is arc-shaped, and both ends are communicated, wherein an opening near one end of the spherical sleeve 11 is slightly larger than the diameter of the rotating shaft 12, and an opening at the other end is slightly larger than the diameter of the spherical bearing 8; the second mounting cavity 19 is a cylindrical through groove, and the diameter of the through groove is slightly larger than that of the other end of the first mounting cavity 18. This is provided in order to fit the spherical bearing 8 more easily within the spherical sleeve 11. And a boss 21 is arranged at the junction of the second mounting cavity 19 and the first mounting cavity 18

A fitting groove 20 is arranged in the gland 13, and the opening of the fitting groove 20 is positioned at the outer edge of the gland 13 to form a circular table surface 22 with thickness. The boss 22 cooperates with the boss 21 to position the spherical bearing 8 more snugly when the gland 13 is fixed to the spherical sleeve 11.

Referring to fig. 3 and 9, the present invention is a rotary sealing door and rotary mechanism for use in an embodiment of a vacuum container, further, a guide rod 23 is disposed at one end of the sliding rod 14, the diameter of the guide rod 23 is smaller than that of the sliding rod 14, and an external thread 15 is disposed on a part of an outer wall of the guide rod 23. One end of the limiting cylinder 10 is also provided with a sleeve 24, a connecting ring 25 is fixed between the limiting cylinder 10 and the sleeve 24, and one end of the elastic element 7 is fixed on the end surface of the connecting ring 25; the external thread 15 is provided with an adjusting ring 26, and the other end of the elastic element 7 is fixed on the adjusting ring 26; and the adjusting ring 16 is provided with a pre-tightening nut 27 at one end. The guide rod 23 can extend the sliding rod 14 into the limiting cylinder 10, and a pre-tightening nut 27 is sleeved outside the external thread 15, so that the elastic element 7 can be fixed in the limiting cylinder 10, and when the sliding rod 14 is pushed, the elastic element 7 can buffer the pushing force applied to the sliding rod 14; the function of the adjusting ring 16 is to increase the stability of the elastic element 7.

Referring to fig. 9, the utility model is suitable for a rotary sealing door and a rotary mechanism, which is applied to the embodiment of the vacuum container, a sliding sleeve 28 is also arranged inside the limiting cylinder 10, the outer wall of the sliding rod 14 contacts with the inner wall of the sliding sleeve 28, the static friction of the sliding sleeve 28 is smaller, and the material is wear-resistant; one end of the sliding sleeve 28 is also provided with a gasket 29, the gasket 29 is contacted with the other end face of the connecting ring 25, and the diameter of the inner ring is the same as that of the inner ring of the connecting ring 25; therefore, when the sliding rod 14 slides in the limiting cylinder 10, the sliding sleeve 28 can further reduce friction, and in the sliding process of the sliding rod 14, axial driving force can be brought to the sliding sleeve 28, and the gasket 29 can reduce pressure generated by stress on the sliding sleeve 28, so that the service life of the device is prolonged.

Referring to fig. 1 and 3, the first connecting assembly 4 of the present invention is suitable for a rotary sealing door and a rotary mechanism, and is applied to an embodiment of a vacuum container, and includes a triangular plate 30 for mounting a limiting cylinder 10 and a clamping plate 31 connected to a container body 1; the triangle 30 is vertically fixed to the clamping plate 31, the clamping plate 31 is provided with a concave platform 32, and the lip 33 of the container body 1 is matched with the concave platform 32, so that the first connecting component 4 can be more stably fixed to the container body 1 at a proper position.

The above description is only for the specific embodiment of the present invention, but the technical features of the present invention are not limited thereto, and any person skilled in the art can make changes or modifications within the scope of the present invention.

Claims (10)

1. A rotary sealing door is applied to a vacuum container; the vacuum container comprises

The container comprises a container body (1), wherein an opening is formed in the container body (1); the method is characterized in that: the sealing door comprises a door body (2), and the door body (2) can be selectively sealed and closed at the opening of the container body (1);

the rotating mechanism (3), the rotating mechanism (3) is connected between the container body (1) and the door body (2), and is used for the door body (2) to rotate relative to the container body (1);

wherein the rotating mechanism (3) comprises a first connecting component (4), a second connecting component (5) moving relative to the first connecting component (4) along a first axis and a third connecting component (6) rotating relative to the second connecting component (5) around a second axis; the second connecting component (5) comprises an elastic element (7) which prevents the second connecting component from moving away from the first connecting component (4) and a spherical bearing (8) which enables the second axis to swing in the XZ direction or/and the YZ direction.

2. The rotary seal door of claim 1, wherein: the first connection assembly (4) further comprises

A first fixing portion (9), said first fixing portion (9) being used for fixing said first connection assembly (4) to said container body (1);

the limiting device comprises a limiting cylinder (10), wherein two ends of the limiting cylinder (10) penetrate through the limiting cylinder and the limiting cylinder is hollow; the limiting cylinder (10) is fixed through the first fixing part (9);

the second connecting assembly (5) further comprises

The spherical bearing (8) is rotatably arranged in the spherical sleeve (11);

the rotating shaft (12) penetrates through the spherical bearing (8) and is in rotating connection with the spherical bearing (8);

the gland (13), the said gland (13) stretches into the said spherical sleeve (11), the inner surface is pressed on the circular arc surface of the said spherical bearing (8);

the sliding rod (14), the sliding rod (14) is connected to the cambered surface of the spherical sleeve (11); one end of the elastic element (7) is fixed on the sliding rod (14), and the elastic element (7) is integrally sleeved on the outer side of the sliding rod (14);

the third connecting assembly (6) further comprises

The second fixing part (16), the second fixing part (16) is used for fixing the third connecting assembly (6) and the door body (2);

an ear plate (17), the ear plate (17) being fixed by the second fixing portion (16).

3. The rotary seal door of claim 2, wherein: the spherical sleeve (11) is arranged between the ear plates (17), and the rotating shaft (12) is fixedly connected with the two ear plates (17); the spherical sleeve (11) and the spherical bearing (8) are hollow spherical bodies with different sizes and parallel sections at two ends; the cavity in the spherical sleeve (11) comprises a first mounting cavity (18) matched with the spherical bearing (8) and a second mounting cavity (19) communicated with the first mounting cavity (18) and matched with the gland (13).

4. The rotary sealing door according to claim 2 or 3, wherein: the sliding rod (14) is arranged in the limiting cylinder (10) in a sliding manner; the diameter of the middle part of the sliding rod (14) is slightly smaller than that of the two end parts, and the outer wall of the end part of the sliding rod (14) close to the elastic element (7) is provided with an external thread (15).

5. A rotary mechanism is applied to a sealing door of a vacuum container; the vacuum container comprises

The container comprises a container body (1), wherein an opening is formed in the container body (1); the sealing door comprises a door body (2), and the door body (2) can be selectively sealed and closed at the opening of the container body (1); the method is characterized in that: comprises that

A first connection assembly (4), said first connection assembly (4) being fixed on said container body (1);

a second connecting member (5), said second connecting member (5) being movable relative to said first connecting member (4) along a first axis;

a third connecting assembly (6), said third connecting assembly (6) being rotatable relative to said second connecting assembly (5) about a second axis;

wherein the second connecting assembly (5) comprises an elastic element (7) preventing it from moving away from the first connecting assembly (4) and a spherical bearing (8) oscillating the second axis in the XZ or/and YZ directions.

6. The rotary mechanism of claim 5, wherein: the first connection assembly (4) further comprises

A first fixing portion (9), said first fixing portion (9) being used for fixing said first connection assembly (4) to said container body (1);

the limiting device comprises a limiting cylinder (10), wherein two ends of the limiting cylinder (10) penetrate through the limiting cylinder and the limiting cylinder is hollow; the limiting cylinder (10) is fixed through the first fixing part (9);

the second connecting assembly (5) further comprises

The spherical bearing (8) is rotatably arranged in the spherical sleeve (11);

the rotating shaft (12) penetrates through the spherical bearing (8) and is in rotating connection with the spherical bearing (8);

the gland (13), the said gland (13) stretches into the said spherical sleeve (11), the inner surface is pressed on the circular arc surface of the said spherical bearing (8);

the sliding rod (14), the sliding rod (14) is connected to the cambered surface of the spherical sleeve (11); one end of the elastic element (7) is fixed on the sliding rod (14), and the elastic element (7) is integrally sleeved on the outer side of the sliding rod (14);

the third connecting assembly (6) further comprises

The second fixing part (16), the second fixing part (16) is used for fixing the third connecting assembly (6) and the door body (2);

an ear plate (17), the ear plate (17) being fixed by the second fixing portion (16).

7. The rotary mechanism of claim 6, wherein: spherical cover (11) set up between otic placode (17), just axis of rotation (12) and two fixed connection between otic placode (17).

8. The rotary mechanism of claim 7, wherein: the sliding rod (14) is arranged in the limiting cylinder (10) in a sliding mode.

9. A rotary mechanism characterized by: the rotating mechanism comprises

A first connecting assembly (4), said first connecting assembly (4) being fixed to a container body (1);

a second connecting member (5), said second connecting member (5) being movable relative to said first connecting member (4) along a first axis;

a third connecting assembly (6), said third connecting assembly (6) being rotatable relative to said second connecting assembly (5) about a second axis;

wherein the second connecting assembly (5) comprises an elastic element (7) preventing it from moving away from the first connecting assembly (4) and a spherical bearing (8) oscillating the second axis in the XZ or/and YZ directions.

10. The rotary mechanism of claim 9, wherein: the first connection assembly (4) further comprises

A first fixing portion (9), said first fixing portion (9) being used for fixing said first connection assembly (4) to said container body (1);

the limiting device comprises a limiting cylinder (10), wherein two ends of the limiting cylinder (10) penetrate through the limiting cylinder and the limiting cylinder is hollow; the limiting cylinder (10) is fixed through the first fixing part (9);

the second connecting assembly (5) further comprises

The spherical bearing (8) is rotatably arranged in the spherical sleeve (11); the rotating shaft (12) penetrates through the spherical bearing (8) and is in rotating connection with the spherical bearing (8);

the gland (13), the said gland (13) stretches into the said spherical sleeve (11), the inner surface is pressed on the circular arc surface of the said spherical bearing (8);

the sliding rod (14), the sliding rod (14) is connected to the cambered surface of the spherical sleeve (11); one end of the elastic element (7) is fixed on the sliding rod (14), and the elastic element (7) is integrally sleeved on the outer side of the sliding rod (14);

the third connecting assembly (6) further comprises

The second fixing part (16), the second fixing part (16) is used for fixing the third connecting component (6) and a door body (2);

an ear plate (17), the ear plate (17) being fixed by the second fixing portion (16).

Images