Sealing door

Abstract

The utility model discloses a sealing door which comprises a door plate, a driving mechanism and a movable inserting mechanism. A driving mechanism and at least one group of movable inserting mechanisms are arranged on the door plate, the driving mechanism can drive the movable inserting mechanisms to be inserted into the frame body, and the movable inserting mechanisms can limit and support the door plate. The door plate hinge has the advantages that the two first inserting assemblies can be driven by the driving mechanism to vertically move, the upper side face and the lower side face of the door plate can be fixed, meanwhile, the two second inserting assemblies can be driven to move when the two first inserting assemblies move, and the side, away from the door plate hinge, of the door plate is fixed; by means of multiple locking points, the bearing capacity of large pressure can be increased, and by means of the sealing strips, the sealing performance can be improved.

Description

Technical Field

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

[0002] In the field of biological sample storage, independent cabins are required to store biological samples. At the same time, doors need to be reserved in the cabins for sample circulation. The doors need to be sealed when samples are not circulating. For example, in the patent with publication number CN202022405299.2, a plastic-steel window locking method is adopted, which has few locking points, withstands low pressure, and is prone to air leakage. In the CN208879700U patent, the technical solution adopts a pneumatic drive method, which is relatively expensive. For this reason, the inventor has designed a sealed door with multiple locking points, high pressure resistance and good sealing, and a simple driving method. Utility Model Content

[0003] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and utility model name of this application to avoid blurring the purpose of this section, specification abstract and utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0004] In view of the above problems or problems existing in the prior art, the present utility model is proposed.

[0005] Therefore, the purpose of the utility model is to provide a sealed door, which can be fixed by multiple locking points, can withstand greater pressure, is not prone to air leakage, and can be fixed on multiple surfaces.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a sealed door, which includes a door panel, a driving mechanism, and a movable plug-in mechanism; the door panel is provided with a driving mechanism and a movable plug-in mechanism, and at least one group of the movable plug-in mechanism is provided, the driving mechanism can drive the movable plug-in mechanism to be plugged into a frame, and the movable plug-in mechanism can provide limited support for the door panel.

[0007] As a preferred solution of the sealed door of the utility model, the movable plug-in mechanism can be plugged into the frame body horizontally and / or vertically.

[0008] As a preferred solution of the sealing door of the utility model, the movable plug-in mechanism includes a first plug-in component and a second plug-in component; the second plug-in component is arranged on the first plug-in component, and the first plug-in component can drive the second plug-in component to move horizontally while moving vertically.

[0009] As a preferred solution of the sealed door of the utility model, the first plug-in assembly includes a vertical adapter seat, a vertical locking rod, and a clamping block; the vertical adapter seat is connected to the vertical locking rod, and a clamping block is arranged at the side end of the vertical locking rod, which can clamp the vertical locking rod.

[0010] As a preferred solution of the sealed door of the utility model, the first plug-in assembly further comprises a transmission block, which is arranged on the vertical locking rod, and the vertical movement of the transmission block can drive the second plug-in assembly to move horizontally.

[0011] As a preferred solution of the sealing door of the utility model, the transmission block is trapezoidal, and an inclined slide groove is provided on the transmission block, and the movement of the inclined slide groove can push the second plug-in assembly to move.

[0012] As a preferred solution of the sealing door of the utility model, two groups of the first plug-in assembly and the second plug-in assembly are vertically symmetrically arranged.

[0013] As a preferred solution of the sealing door of the utility model, the driving mechanism can simultaneously drive the two groups of first plug-in components to move relative to each other, and the two groups of first plug-in components can simultaneously drive the two groups of second plug-in components to move horizontally.

[0014] As a preferred solution of the sealing door of the utility model, the second plug-in assembly includes a transverse adapter seat, a transverse locking rod, a clamping block, and a transmission block; an extension slide rod is provided on the transverse adapter seat, and the extension slide rod can slide in the inclined slide groove on the transmission block, the transverse adapter seat is connected to the transverse locking rod, and the clamping block is provided at the side end of the transverse locking rod, and the clamping block can clamp the transverse locking rod.

[0015] As a preferred solution of the sealed door of the utility model, the door panel is provided with a guide ring, which can guide the transverse locking rod and the vertical locking rod.

[0016] As a preferred solution of the sealed door of the utility model, a movement groove is provided on the door panel, through which the horizontal locking rod and the vertical locking rod can pass, and the movement groove can limit and allow the vertical adapter seat and the horizontal adapter seat to pass.

[0017] As a preferred solution of the sealed door of the utility model, the driving mechanism includes a driving disk, a crank, and a vertical adapter seat. The driving disk is rotatably connected to the door panel, and the two ends of the crank are respectively connected to the driving disk and the vertical adapter seat. The driving disk can drive the crank to rotate, and the crank can drive the vertical adapter seat to move.

[0018] As a preferred solution of the sealing door of the utility model, the driving mechanism also includes a sliding groove limiter, which is arranged below the driving disk, and a crank limiter shaft is arranged at one end of the driving disk connected to the crank, and the crank limiter shaft slides in the sliding groove limiter.

[0019] As a preferred solution of the sealing door of the utility model, the sliding groove limiter is arc-shaped and two groups are symmetrically provided.

[0020] As a preferred solution of the sealing door of the utility model, a handle is provided on the driving disk, and the handle can drive the driving disk to rotate.

[0021] As a preferred solution of the sealed door of the utility model, a sealing strip is arranged between the door panel and the frame, an observation glass is arranged on the door panel, and the door panel is connected to one side of the frame through a hinge.

[0022] The beneficial effects of the utility model are as follows: the utility model can drive the two groups of first plug-in components to move vertically through the driving mechanism, so as to fix the upper and lower sides of the door panel. At the same time, when the two groups of first plug-in components move, the two groups of second plug-in components will be driven to move, so as to fix the side away from the door panel hinge. Through multiple locking points, it can increase the ability to withstand greater pressure, and by setting sealing strips, the sealing performance can be increased. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following is a brief introduction to the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0024] Figure 1 It is a three-dimensional schematic diagram of a sealed door.

[0025] Figure 2 Schematic diagram of the closed state of the sealing door.

[0026] Figure 3 for Figure 2 Enlarged view of F1 of the sealing door in the figure.

[0027] Figure 4 for Figure 2 Enlarged view of the sealing door at F2.

[0028] Figure 5 Schematic diagram of the opening state of the sealing door.

[0029] Figure 6 for Figure 5 Enlarged view of F4 of the center sealing door.

[0030] Figure 7 for Figure 5 Enlarged view of F3 of the center sealing door.

[0031] Figure 8 A side view of a sealed door.

[0032] Fig. 9 for Figure 8 Sectional view of the middle sealing door at AA.

[0033] Reference numerals: door panel, 1; driving mechanism, 2; movable plug-in mechanism, 3; first plug-in assembly, 31; second plug-in assembly, 32; vertical adapter seat, 311; vertical locking rod, 312; pressing block, 313; transmission block, 314; inclined slide groove, 315; horizontal adapter seat, 321; horizontal locking rod, 322; guide ring, 5; moving groove, 6; driving disk, 21; crank, 22; sliding groove limiter, 23; handle, 25; sealing strip, 7; DETAILED DESCRIPTION

[0034] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0035] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0036] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor is it a separate or selective embodiment that is mutually exclusive with other embodiments.

[0037] Example 1

[0038] Reference Figures 1 to 4 , which is the first embodiment of the utility model, and this embodiment provides a sealed door, which includes a door panel 1, a driving mechanism 2, and a movable plug-in mechanism 3. The door panel 1 is provided with a driving mechanism 2 and a movable plug-in mechanism 3. The driving mechanism 2 can drive the movable plug-in mechanism 3 to be connected and fixed with the frame, thereby ensuring fixation at multiple locations.

[0039] Specifically, it includes a door panel 1, a driving mechanism 2, and a movable plug-in mechanism 3; the door panel 1 is provided with a driving mechanism 2 and a movable plug-in mechanism 3, and at least one group of the movable plug-in mechanism 3 is provided. The driving mechanism 2 can drive the movable plug-in mechanism 3 to be plugged into the frame, and the movable plug-in mechanism 3 can provide limited support for the door panel 1.

[0040] The sealed doors currently used are generally plastic steel windows, which can withstand relatively small pressures. However, the mobile plug-in mechanism 3 used by us can perform multi-point sealing on the door panel 1 to increase the pressure resistance.

[0041] In summary, the utility model arranges the driving mechanism 2 and the movable plug-in mechanism 3 on the door panel 1. The driving mechanism 2 can drive multiple groups of movable plug-in mechanisms 3 to be plugged into the frame, so as to provide fixed support for the door panel 1, and the pressure-bearing capacity can be increased through multi-point plug-in.

[0042] Example 2

[0043] Reference Figures 1 to 9 , which is the second embodiment of the utility model. In the previous embodiment, the sealed door includes a door panel 1, a driving mechanism 2, and a movable plug-in mechanism 3. The door panel 1 is provided with the driving mechanism 2 and the movable plug-in mechanism 3. The driving mechanism 2 can drive the movable plug-in mechanism 3 to be connected and fixed with the frame, thereby ensuring fixation at multiple locations.

[0044] Specifically, it includes a door panel 1, a driving mechanism 2, and a movable plug-in mechanism 3; the door panel 1 is provided with a driving mechanism 2 and a movable plug-in mechanism 3, and at least one group of the movable plug-in mechanism 3 is provided. The driving mechanism 2 can drive the movable plug-in mechanism 3 to be plugged into the frame, and the movable plug-in mechanism 3 can provide limited support for the door panel 1.

[0045] The sealed doors currently used are generally plastic steel windows, which can withstand relatively small pressures. However, the mobile plug-in mechanism 3 used by us can perform multi-point sealing on the door panel 1 to increase the pressure resistance.

[0046] Furthermore, the movable plug-in mechanism 3 can be plugged into the frame in a horizontal direction and / or a vertical direction.

[0047] Preferably, the driving mechanism 2 can drive the movable plug-in mechanism 3 to perform multiple groups of horizontal and vertical plug-ins with the frame, which can increase the pressure resistance and enable the door panel 1 to be connected to the frame at multiple points.

[0048] Furthermore, the movable plug-in mechanism 3 includes a first plug-in component 31 and a second plug-in component 32 ; the second plug-in component 32 is arranged on the first plug-in component 31 , and the first plug-in component 31 can drive the second plug-in component 32 to move horizontally while moving vertically.

[0049] Preferably, the driving mechanism 2 can simultaneously drive the upper and lower groups of first plug-in components 31 to move vertically, and the upper and lower groups of first plug-in components 31 can also drive the two groups of second plug-in components 32 to move horizontally while moving, so as to fix the side of the door panel 1.

[0050] Furthermore, the first plug-in assembly 31 includes a vertical adapter seat 311, a vertical locking rod 312, and a clamping block 313; the vertical adapter seat 311 is connected to the vertical locking rod 312, and a clamping block 313 is set at the side end of the vertical locking rod 312, and the clamping block 313 can clamp the vertical locking rod 312.

[0051] Preferably, the driving mechanism 2 can drive the vertical adapter seat 311 to move vertically, and the vertical adapter seat 311 drives the vertical locking rod 312 to move. The vertical locking rod 312 will be stuck on the frame, and the vertical locking rod 312 can be clamped and fixed by the clamping block 313.

[0052] Furthermore, the first plug-in assembly 31 further includes a transmission block 314 , which is disposed on the vertical locking rod 312 . The vertical movement of the transmission block 314 can drive the second plug-in assembly 32 to move horizontally.

[0053] Preferably, the transmission block 314 is fixedly set on the vertical locking rod 312, and the vertical locking rod 312 drives the transmission block 314 to move when it moves. Since the inclined groove 315 on the transmission block 314 is opened in an inclined direction, during the closing process, the extension slide bar on the horizontal adapter seat 321 will move along the direction of the inclined groove 315, thereby driving the horizontal locking rod 322 to move toward the clamping block 313 on the frame, and the horizontal locking rod 322 is fixed by the clamping block 313.

[0054] Preferably, the pressing block 313 on the frame can fix and press the horizontal locking rod 322 and the vertical locking rod 312 respectively.

[0055] Furthermore, the transmission block 314 is trapezoidal, and an inclined slide groove 315 is provided on the transmission block. The movement of the inclined slide groove 315 can push the second plug-in component 32 to move.

[0056] Preferably, the transmission block 314 drives the inclined slide slot 315 to move, which can drive the second plug-in assembly 32 to move horizontally, so that the side of the door panel 1 and the frame can be opened or closed.

[0057] Furthermore, two groups of the first plug-in components 31 and the second plug-in components 32 are vertically symmetrically arranged.

[0058] Preferably, by symmetrically arranging two groups of first plug-in components 31, the driving mechanism 2 can simultaneously drive the two groups of first plug-in components 31 to move, so that the two groups of first plug-in components 31 move closer to the driving mechanism 2 or away from the driving mechanism 2 respectively.

[0059] Preferably, each group of first plug-in components 31 can drive a single group of second plug-in components 32 to move laterally.

[0060] Furthermore, the driving mechanism 2 can simultaneously drive the two groups of first plug-in components 31 to move relative to each other, and the two groups of first plug-in components 31 can simultaneously drive the two groups of second plug-in components 32 to move laterally.

[0061] Furthermore, the second plug-in assembly 32 includes a transverse adapter seat 321, a transverse locking rod 322, a clamping block 313, and a transmission block 314; an extension slide rod is provided on the transverse adapter seat 321, and the extension slide rod can slide in the inclined slide groove 315 on the transmission block 314, the transverse adapter seat 321 is connected to the transverse locking rod 322, and the clamping block 313 is provided at the side end of the transverse locking rod 322, and the clamping block 313 can clamp the transverse locking rod 322.

[0062] Furthermore, a movement groove 6 is provided on the door panel 1 , and the movement groove 6 allows the horizontal locking rod 322 and the vertical locking rod 312 to pass through. The movement groove 6 can limit and allow the vertical adapter seat 311 and the horizontal adapter seat 321 to pass through.

[0063] Preferably, both the transverse locking rod 322 and the vertical locking rod 312 can pass through the guide ring 5. Multiple groups of guide rings 5 ​​can be provided to guide the transverse locking rod 322 and the vertical locking rod 312 to prevent the transverse locking rod 322 and the vertical locking rod 312 from escaping from the movement groove 6.

[0064] Furthermore, the door panel 1 is provided with a guide ring 5 , which can guide the transverse locking rod 322 and the vertical locking rod 312 .

[0065] Furthermore, the driving mechanism 2 includes a driving disk 21, a crank 22, and a vertical adapter seat 311. The driving disk 21 is rotatably connected to the door panel 1, and the two ends of the crank 22 are respectively connected to the driving disk 21 and the vertical adapter seat 311. The driving disk 21 can drive the crank 22 to rotate, and the crank 22 can drive the vertical adapter seat 311 to move.

[0066] Preferably, the bottom of the driving disk 21 is rotatably connected to the door panel 1 , the driving disk 21 is movably connected to the two sets of cranks 22 , and the other end of the crank 22 is movably connected to the vertical adapter seat 311 .

[0067] Preferably, the two sets of cranks 22 can be driven to rotate by rotating the driving disk 21. The rotation of the two sets of cranks 22 can also drive the two sets of vertical adapter seats 311 to move. The two sets of vertical adapter seats 311 respectively carry the vertical locking rods 312 to move toward the rotating driving disk 21 or away from the rotating driving disk 21.

[0068] Furthermore, the driving mechanism 2 also includes a sliding groove limiter 23 , which is disposed below the driving disk 21 . A crank limiter shaft is disposed at one end of the driving disk 21 connected to the crank 22 , and the crank limiter shaft slides in the sliding groove limiter 23 .

[0069] Furthermore, the sliding groove limiter 23 is arc-shaped and symmetrically provided in two groups; by symmetrically providing the two groups of sliding groove limiters 23, the two groups of cranks 22 can be driven simultaneously by the driving disk 21, and the two groups of sliding groove limiters 23 can be used to limit and guide the two groups of crank limit axes.

[0070] Preferably, the movement distance and movement direction of the crank limit shaft can be limited by setting the sliding groove limiter 23, thereby limiting the movement distance of the adapter seat 311 and the vertical locking rod 312.

[0071] Furthermore, a handle 25 is provided on the driving disk 21, and the handle 25 can drive the driving disk 21 to rotate.

[0072] Furthermore, a sealing strip 7 is provided between the door panel 1 and the frame, an observation glass is provided on the door panel 1, and the door panel 1 is connected to one side of the frame through a hinge.

[0073] Preferably, by providing the handle 25 , the driving disk 21 can be quickly rotated so as to quickly achieve the limiting fixation and support of the door panel 1 .

[0074] Preferably, the sealing strip 7 can further improve the sealing between the door panel 1 and the frame. By providing an observation glass on the door panel 1, the state of the internal sample can be observed. By providing a hinge, one side of the door panel 1 can be supported and connected to the frame to play a fixing role.

[0075] In summary, the utility model can drive the two sets of cranks 22 to rotate through the rotation of the driving disk 21. The two sets of cranks 22 will drive the two sets of vertical adapter seats 311 to move closer to or away from the driving disk 21 while rotating. The two sets of vertical adapter seats 311 will drive the vertical locking rods 312 to move vertically to fix the upper and lower sides of the door panel 1. The two sets of vertical locking rods 312 will drive the horizontal adapter seats 321 and the horizontal locking rods 322 to move horizontally through the inclined slide grooves 315 on the transmission block 314 while moving, so as to fix the side of the door panel 1 away from the hinge. The driving mechanism 2 can simultaneously drive multiple sets of first plug-in components 31 and second plug-in components 32 to perform multi-point plug-in on the three sides of the door panel 1, which can withstand greater pressure and realize automatic locking. By setting the sealing strip 7, the sealing between the door panel 1 and the frame can be further improved, thereby greatly improving the work efficiency and sealing.

[0076] Importantly, it should be noted that the construction and arrangement of the present application shown in a plurality of different exemplary embodiments are only exemplary. Although only a few embodiments are described in detail in this disclosure, it should be readily understood by those who refer to this disclosure that many modifications are possible (e.g., the size, scale, structure, shape and ratio of various elements, and parameter values ​​(e.g., temperature, pressure, etc.), installation arrangements, use of materials, color, directional changes, etc.) without substantially departing from the novel teachings and advantages of the subject matter described in the application. For example, the element shown as integrally formed can be composed of multiple parts or elements, the position of the element can be inverted or otherwise changed, and the nature or number or position of the discrete element can be changed or changed. Therefore, all such modifications are intended to be included in the scope of the present utility model. The order or sequence of any process or method steps can be changed or reordered according to alternative embodiments. In the claims, any "device plus function" clause is intended to cover the structure described herein that performs the function, and is not only structurally equivalent but also an equivalent structure. Without departing from the scope of the present invention, other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments. Therefore, the present invention is not limited to a specific embodiment, but extends to various modifications that still fall within the scope of the appended claims.

[0077] Additionally, in order to provide a concise description of example embodiments, all features of an actual embodiment (ie, those features that are not relevant to the best mode presently contemplated for carrying out the invention or those that are not relevant to implementing the invention) may not be described.

[0078] It should be understood that in the development of any actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort may be complex and time-consuming, but for those of ordinary skill having the benefit of this disclosure, without undue experimentation, the development effort will be a routine task of design, fabrication, and production.

[0079] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A sealed door, characterized in that: The invention comprises a door panel (1), a driving mechanism (2), and a movable plug-in mechanism (3); the door panel (1) is provided with a driving mechanism (2) and a movable plug-in mechanism (3); at least one set of the movable plug-in mechanism (3) is provided; the driving mechanism (2) can drive the movable plug-in mechanism (3) to be plugged into a frame; and the movable plug-in mechanism (3) can provide position-limiting support for the door panel (1).

2. The sealing door according to claim 1, characterized in that: The movable plug-in mechanism (3) can be plugged into the frame in a horizontal direction and / or a vertical direction.

3. The sealing door according to claim 1 or 2, characterized in that: The movable plug-in mechanism (3) comprises a first plug-in component (31) and a second plug-in component (32); the second plug-in component (32) is arranged on the first plug-in component (31), and the first plug-in component (31) can drive the second plug-in component (32) to move horizontally while moving vertically.

4. The sealing door according to claim 3, characterized in that: The first plug-in assembly (31) comprises a vertical adapter seat (311), a vertical locking rod (312), and a clamping block (313); the vertical adapter seat (311) is connected to the vertical locking rod (312), and a clamping block (313) is arranged at the side end of the vertical locking rod (312), and the clamping block (313) can clamp the vertical locking rod (312).

5. The sealing door according to claim 4, characterized in that: The first plug-in assembly (31) further comprises a transmission block (314), wherein the transmission block (314) is arranged on the vertical locking rod (312), and the vertical movement of the transmission block (314) can drive the second plug-in assembly (32) to move horizontally.

6. The sealing door according to claim 5, characterized in that: The transmission block (314) is trapezoidal and is provided with an inclined slide groove (315). The movement of the inclined slide groove (315) can push the second plug-in assembly (32) to move.

7. The sealed door according to any one of claims 4 to 6, characterized in that: The first plug-in components (31) and the second plug-in components (32) are arranged in two groups vertically symmetrically.

8. The sealing door according to claim 7, characterized in that: The driving mechanism (2) can simultaneously drive the two groups of first plug-in components (31) to move relative to each other, and the two groups of the first plug-in components (31) can simultaneously drive the two groups of second plug-in components (32) to move horizontally.

9. The sealing door according to claim 3, characterized in that: The second plug-in assembly (32) includes a transverse adapter seat (321), a transverse locking rod (322), a clamping block (313), and a transmission block (314); an extension slide rod is provided on the transverse adapter seat (321), and the extension slide rod can slide in an inclined slide groove (315) on the transmission block (314); the transverse adapter seat (321) is connected to the transverse locking rod (322), and the clamping block (313) is provided at the side end of the transverse locking rod (322), and the clamping block (313) can clamp the transverse locking rod (322).

10. The sealing door according to claim 1, characterized in that: The door panel (1) is provided with a guide ring (5), and the guide ring (5) can guide the transverse locking rod (322) and the vertical locking rod (312).

11. The sealing door according to claim 10, characterized in that: The door panel (1) is provided with a movement groove (6), the movement groove (6) allowing the transverse locking rod (322) and the vertical locking rod (312) to pass through, and the movement groove (6) can limit the vertical adapter seat (311) and the transverse adapter seat (321) and allow them to pass through.

12. The sealing door according to claim 1, characterized in that: The driving mechanism (2) comprises a driving disk (21), a crank (22), and a vertical adapter seat (311); the driving disk (21) is rotatably connected to the door panel (1); two ends of the crank (22) are respectively connected to the driving disk (21) and the vertical adapter seat (311); the driving disk (21) can drive the crank (22) to rotate, and the crank (22) can drive the vertical adapter seat (311) to move.

13. The sealing door according to claim 12, characterized in that: The driving mechanism (2) further comprises a sliding groove limiter (23), wherein the sliding groove limiter (23) is arranged below the driving disk (21), and a crank limiter shaft is arranged at one end of the driving disk (21) connected to the crank (22), and the crank limiter shaft slides in the sliding groove limiter (23).

14. The sealing door according to claim 13, characterized in that: The sliding groove limiting members (23) are arc-shaped and are symmetrically provided in two groups.

15. The sealing door according to claim 12, characterized in that: The driving disk (21) is provided with a handle (25), and the handle (25) can drive the driving disk (21) to rotate.

16. The sealing door according to claim 1, characterized in that: A sealing strip (7) is provided between the door panel (1) and the frame, an observation glass is provided on the door panel (1), and the door panel (1) is connected to one side of the frame via a hinge.

Images