Safety door and lifting platform combined structure

Abstract

The utility model provides a combined structure of a safety door and a lifting platform, which belongs to the technical field of safety doors and comprises a first platform, a second platform and a third platform. A second platform; the first translation driving assembly comprises a first translation driving element and a first translation seat; the second translation driving assembly comprises a second translation driving element and a second translation seat; the lifting driving assembly comprises a lifting driving element and a lifting seat; the safety door assembly comprises a door frame and a safety door body; and a lifting platform. The safety door has the advantages that whether the door frame is sealed by the safety door body or not can be achieved through the first translation driving assembly, the second translation driving assembly and the lifting driving assembly, an object on the first platform can be lifted to be flush with the second platform through the lifting platform, and therefore the object can be lifted while sealing is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of security doors and relates to a combined structure of a security door and a lifting platform. Background Art

[0002] At present, in some laboratories, security doors are needed to seal the interior of the laboratories. The ground inside these laboratories is higher than that outside, which is used to accommodate the lower part of the security door frame. Therefore, when it is necessary to carry relatively heavy items from outside the laboratory into the laboratory, it is very difficult and there is a large room for improvement. Summary of the Invention

[0003] The purpose of the utility model is to provide a combined structure of a security door and a lifting platform for the above problems existing in the prior art.

[0004] The purpose of the utility model can be achieved by the following technical solutions: A combined structure of a security door and a lifting platform, comprising:

[0005] A first platform provided with a lifting opening;

[0006] A second platform;

[0007] A first translation driving assembly, which includes a first translation driving element and a first translation seat. The first translation seat is connected to the first translation driving element, and the first translation driving element can drive the first translation seat to move;

[0008] A second translation driving assembly, which includes a second translation driving element and a second translation seat. The second translation driving element is connected to the first translation seat, the second translation seat is connected to the second translation driving element, and the second translation driving element can drive the second translation seat to move. The moving direction of the second translation seat is perpendicular to the moving direction of the first translation seat;

[0009] A lifting driving assembly, which includes a lifting driving element and a lifting seat. The lifting driving element is connected to the second translation seat, the lifting seat is connected to the lifting driving element, and the lifting driving element can drive the lifting seat to lift;

[0010] A security door assembly, which includes a door frame and a security door body. The door frame is located between the lifting opening and the second platform. The top surface of the lower part of the door frame is flush with the second platform. The security door body is connected to the lifting seat, and the security door body can seal the door frame;

[0011] The lifting platform is located at the lifting opening. The lifting platform can be lowered to be flush with the first platform or raised to be flush with the second platform. When the safety door body seals the door frame, the lifting platform is restricted from rising to be flush with the second platform.

[0012] In the above-mentioned combined structure of a safety door and a lifting platform, a clamping assembly is further included. The clamping assembly includes a clamping seat and a clamping rod. The clamping seat is connected to the door frame. The clamping rod is connected to the safety door body in a liftable manner. The clamping seat is provided with a clamping groove. The length direction of the clamping groove is inclined relative to the vertical direction. The clamping rod can enter the clamping groove and move along the length direction of the clamping groove. When the clamping rod moves up and down relative to the safety door body and moves along the length direction of the clamping groove, the clamping rod drives the safety door body to approach or move away from the door frame.

[0013] In the above-mentioned combined structure of a safety door and a lifting platform, the clamping assembly further includes a fourth gear, a fourth rack and a fourth motor. The fourth gear is connected to the output shaft of the fourth motor. The fourth rack is connected to the clamping rod. The fourth gear meshes with the fourth rack. The fourth motor is connected to the safety door body.

[0014] In the above-mentioned combined structure of a safety door and a lifting platform, the safety door body is provided with a sealing portion. The safety door body can contact the door frame through the sealing portion.

[0015] In the above-mentioned combined structure of a safety door and a lifting platform, the first translation driving assembly further includes a first gear and a first rack. The first translation driving element is set as a first motor. The first gear is connected to the output shaft of the first motor. The first rack is connected to the first translation seat. The first gear meshes with the first rack.

[0016] In the above-mentioned combined structure of a safety door and a lifting platform, the second translation driving assembly further includes a second gear and a second rack. The second translation driving element is set as a second motor. The second gear is connected to the output shaft of the second motor. The second rack is connected to the second translation seat. The second gear meshes with the second rack.

[0017] In the above-mentioned combined structure of a safety door and a lifting platform, the lifting driving assembly further includes a third gear and a third rack. The lifting driving element is set as a third motor. The third gear is connected to the output shaft of the third motor. The third rack is connected to the lifting seat. The third gear meshes with the third rack.

[0018] In the above-mentioned combined structure of a safety door and a lifting platform, it further includes a lifting cylinder, the lifting cylinder is connected to the first platform, and the lifting platform is connected to the output shaft of the lifting cylinder.

[0019] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0020] 1. The safety door body can be sealed or unsealed from the door frame through the first translation driving component, the second translation driving component and the lifting driving component, and the objects on the first platform can be lifted to the same level as the second platform through the lifting platform. Therefore, while achieving sealing, the lifting of objects can also be realized.

[0021] 2. When the clamping rod moves up and down relative to the safety door body and moves along the length direction of the clamping groove, the clamping rod drives the safety door body to approach or move away from the door frame, so that the safety door can approach the door frame as much as possible to achieve sealing.

[0022] 3. The fourth motor can drive the fourth gear to rotate, so as to drive the clamping rod to move up and down relative to the safety door body through the engaged fourth rack.

[0023] 4. The first motor can drive the first gear to rotate, so as to drive the first translation seat to move through the engaged first rack.

[0024] 5. The second motor can drive the second gear to rotate, so as to drive the second translation seat to move relative to the first translation seat through the engaged second rack, and the moving direction of the second translation seat is perpendicular to that of the first translation seat.

[0025] 6. The third motor can drive the third gear to rotate, so as to drive the lifting seat to move up and down relative to the second translation seat through the engaged third rack. Description of the Drawings

[0026] Figure 1 It is a schematic structural diagram of the combined structure of the safety door and the lifting platform of the present utility model.

[0027] Figure 2 It is a schematic structural diagram of the first platform, the lifting platform and the lifting cylinder of the present utility model.

[0028] Figure 3 It is a schematic structural diagram of the first motor and the first gear of the present utility model.

[0029] Figure 4 It is a schematic structural diagram of the first translation seat, the first rack, the second motor and the second gear of the present utility model.

[0030] Figure 5 It is a schematic structural diagram of the second translation seat, the second rack, the third motor and the third gear of the present utility model.

[0031] Figure 6 This is a schematic structural view of the door frame of the present utility model.

[0032] Figure 7 This is a schematic structural view of the third translation seat, the third rack and the safety door body of the present utility model.

[0033] Figure 8 This is a schematic structural view of the safety door body of the present utility model.

[0034] Figure 9 It is Figure 8 a cross-sectional view taken along the A-A perspective of

[0035] In the figure, 100 is the first platform; 110 is the lifting opening; 200 is the second platform; 310 is the first motor; 320 is the first translation seat; 330 is the first gear; 340 is the first rack; 410 is the second motor; 420 is the second translation seat; 430 is the second gear; 440 is the second rack; 510 is the third motor; 520 is the lifting seat; 530 is the third gear; 540 is the third rack; 610 is the door frame; 620 is the safety door body; 700 is the lifting platform; 810 is the clamping seat; 811 is the clamping groove; 820 is the clamping rod; 830 is the fourth gear; 840 is the fourth rack; 850 is the fourth motor; 900 is the lifting cylinder. Specific embodiments

[0036] The following are specific embodiments of the present utility model and, in conjunction with the accompanying drawings, the technical solutions of the present utility model will be further described, but the present utility model is not limited to these embodiments.

[0037] It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present utility model are only used to explain the relative positional relationship and movement conditions between components in a specific posture (as shown in the accompanying drawings). If this specific posture changes, then the directional indications will also change accordingly.

[0038] In addition, in the present utility model, descriptions such as "first", "second", "one", etc. are only for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the quantity of the indicated technical features. Thus, features defined as "first" and "second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "a plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0039] In the present utility model, unless otherwise clearly defined and limited, terms such as "connection" and "fixation" shall be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or integral; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two components or the interaction relationship between two components, unless otherwise clearly defined. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0040] In addition, the technical solutions between various embodiments of the present utility model can be combined with each other, but it must be based on the ability of those of ordinary skill in the art to implement. When the combination of technical solutions results in contradictions or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0041] The specific embodiments described herein are only examples to illustrate the spirit of the present utility model. Those skilled in the technical field to which the present utility model belongs can make various modifications or supplements to the described specific embodiments or use similar methods to replace them, but will not deviate from the spirit of the present utility model or exceed the scope defined by the appended claims.

[0042] As Figures 1 - 9 shown, a combined structure of a safety door and a lifting platform includes: a first platform 100, a second platform 200, a first translation driving assembly, a second translation driving assembly, a lifting driving assembly, a safety door assembly, and a lifting platform 700.

[0043] Among them, the first platform 100 is provided with a lifting opening 110.

[0044] Among them, the first translation driving assembly includes a first translation driving element and a first translation seat 320. The first translation seat 320 is connected to the first translation driving element, and the first translation driving element can drive the first translation seat 320 to move.

[0045] Among them, the second translation driving assembly includes a second translation driving element and a second translation seat 420. The second translation driving element is connected to the first translation seat 320, the second translation seat 420 is connected to the second translation driving element, the second translation driving element can drive the second translation seat 420 to move, and the moving direction of the second translation seat 420 is perpendicular to the moving direction of the first translation seat 320.

[0046] Among them, the lifting drive assembly includes a lifting drive element and a lifting seat 520. The lifting drive element is connected to the second translation seat 420, the lifting seat 520 is connected to the lifting drive element, and the lifting drive element can drive the lifting seat 520 to lift and lower.

[0047] Among them, the safety door assembly includes a door frame 610 and a safety door body 620. The door frame 610 is located between the lifting opening 110 and the second platform 200. The top surface of the lower part of the door frame 610 is flush with the second platform 200. The safety door body 620 is connected to the lifting seat 520, and the safety door body 620 can seal the door frame 610.

[0048] Among them, the lifting platform 700 is located at the lifting opening 110. The lifting platform 700 can be lowered to be flush with the first platform 100 or raised to be flush with the second platform 200. When the safety door body 620 seals the door frame 610, the lifting platform 700 is restricted from rising to be flush with the second platform 200.

[0049] In this embodiment, the safety door body 620 can be made to seal or not seal the door frame 610 through the first translation drive assembly, the second translation drive assembly, and the lifting drive assembly, and the object on the first platform 100 can be lifted to be flush with the second platform 200 through the lifting platform 700. Therefore, while achieving sealing, the lifting of the object can also be realized.

[0050] As Figures 1 - 9 shown, on the basis of the above embodiment, a clamping assembly is further included. The clamping assembly includes a clamping seat 810 and a clamping rod 820. The clamping seat 810 is connected to the door frame 610. The clamping rod 820 is connected to the safety door body 620 in a liftable manner. The clamping seat 810 is provided with a clamping groove 811. The length direction of the clamping groove 811 is inclined relative to the vertical direction. The clamping rod 820 can enter the clamping groove 811 and can move along the length direction of the clamping groove 811. When the clamping rod 820 moves up and down relative to the safety door body 620 and moves along the length direction of the clamping groove 811, the clamping rod 820 drives the safety door body 620 to approach or move away from the door frame 610.

[0051] In this embodiment, when the clamping rod 820 moves up and down relative to the safety door body 620 and moves along the length direction of the clamping groove 811, the clamping rod 820 drives the safety door body 620 to approach or move away from the door frame 610, so that the safety door can approach the door frame 610 as much as possible to achieve sealing.

[0052] Preferably, the safety door body 620 is provided with a sealing portion (not shown in the figure), and the safety door body 620 can contact the door frame 610 through the sealing portion.

[0053] As Figures 1 - 9 shown, on the basis of the above embodiment, the clamping assembly further includes a fourth gear 830, a fourth rack 840, and a fourth motor 850. The fourth gear 830 is connected to the output shaft of the fourth motor 850. The fourth rack 840 is connected to the clamping rod 820. The fourth gear 830 meshes with the fourth rack 840. The fourth motor 850 is connected to the safety door body 620.

[0054] In this embodiment, the fourth motor 850 can drive the fourth gear 830 to rotate, so as to drive the clamping rod 820 to move up and down relative to the safety door body 620 through the engaged fourth rack 840.

[0055] As Figures 1 - 9 shown, on the basis of the above embodiment, the first translation driving assembly further includes a first gear 330 and a first rack 340. The first translation driving element is set as a first motor 310. The first gear 330 is connected to the output shaft of the first motor 310. The first rack 340 is connected to the first translation seat 320. The first gear 330 meshes with the first rack 340.

[0056] In this embodiment, the first motor 310 can drive the first gear 330 to rotate, so as to drive the first translation seat 320 to move through the engaged first rack 340.

[0057] As Figures 1 - 9 shown, on the basis of the above embodiment, the second translation driving assembly further includes a second gear 430 and a second rack 440. The second translation driving element is set as a second motor 410. The second gear 430 is connected to the output shaft of the second motor 410. The second rack 440 is connected to the second translation seat 420. The second gear 430 meshes with the second rack 440.

[0058] In this embodiment, the second motor 410 can drive the second gear 430 to rotate, so as to drive the second translation seat 420 to move relative to the first translation seat 320 through the engaged second rack 440, and the moving direction of the second translation seat 420 is perpendicular to that of the first translation seat 320.

[0059] As Figures 1 - 9As shown, on the basis of the above-described embodiment, the lifting drive assembly further includes a third gear 530 and a third rack 540. The lifting drive element is provided as a third motor 510. The third gear 530 is connected to the output shaft of the third motor 510. The third rack 540 is connected to the lifting seat 520. The third gear 530 meshes with the third rack 540.

[0060] In this embodiment, the third motor 510 can drive the third gear 530 to rotate, thereby driving the lifting seat 520 to lift relative to the second translation seat 420 through the engaged third rack 540.

[0061] As Figures 1 - 9 shown, on the basis of the above-described embodiment, a lifting cylinder 900 is further included. The lifting cylinder 900 is connected to the first platform 100. The lifting platform 700 is connected to the output shaft of the lifting cylinder 900.

[0062] In this embodiment, the lifting cylinder 900 can drive the lifting platform 700 to lift.

Claims

1. A combined structure of a security door and a lifting platform, characterized in that, Comprising: A first platform provided with a lifting opening; A second platform; A first translation driving assembly, which includes a first translation driving element and a first translation seat, the first translation seat is connected to the first translation driving element, and the first translation driving element can drive the first translation seat to move; A second translation driving assembly, which includes a second translation driving element and a second translation seat, the second translation driving element is connected to the first translation seat, the second translation seat is connected to the second translation driving element, and the second translation driving element can drive the second translation seat to move, and the moving direction of the second translation seat is perpendicular to the moving direction of the first translation seat; A lifting driving assembly, which includes a lifting driving element and a lifting seat, the lifting driving element is connected to the second translation seat, the lifting seat is connected to the lifting driving element, and the lifting driving element can drive the lifting seat to lift; A safety door assembly, which includes a door frame and a safety door body, the door frame is located between the lifting opening and the second platform, the top surface of the lower part of the door frame is flush with the second platform, the safety door body is connected to the lifting seat, and the safety door body can seal the door frame; A lifting platform, which is located at the lifting opening, the lifting platform can descend to be flush with the first platform or ascend to be flush with the second platform, and when the safety door body seals the door frame, the lifting platform is restricted from ascending to be flush with the second platform.

2. The combined structure of a safety door and a lifting platform according to claim 1, characterized in that: It further includes a clamping assembly, the clamping assembly includes a clamping seat and a clamping rod, the clamping seat is connected to the door frame, the clamping rod is connected to the safety door body in a liftable manner, the clamping seat is provided with a clamping groove, the length direction of the clamping groove is inclined relative to the vertical direction, the clamping rod can enter the clamping groove and can move along the length direction of the clamping groove, and when the clamping rod moves up and down relative to the safety door body and moves along the length direction of the clamping groove, the clamping rod drives the safety door body to approach or move away from the door frame.

3. A combined structure of a safety door and a lifting platform according to claim 2, characterized in that: The clamping assembly further includes a fourth gear, a fourth rack and a fourth motor, the fourth gear is connected to the output shaft of the fourth motor, the fourth rack is connected to the clamping rod, the fourth gear meshes with the fourth rack, and the fourth motor is connected to the safety door body.

4. A combined structure of a safety door and a lifting platform according to claim 1, characterized in that: The safety door body is provided with a sealing portion, and the safety door body can contact the door frame through the sealing portion.

5. A combined structure of a safety door and a lifting platform according to claim 1, characterized in that: The first translation driving assembly further includes a first gear and a first rack, the first translation driving element is set as a first motor, the first gear is connected to the output shaft of the first motor, the first rack is connected to the first translation seat, and the first gear meshes with the first rack.

6. The combined structure of a safety door and a lifting platform according to claim 5, characterized in that: The second translation driving assembly further includes a second gear and a second rack, the second translation driving element is set as a second motor, the second gear is connected to the output shaft of the second motor, the second rack is connected to the second translation seat, and the second gear meshes with the second rack.

7. A combined structure of a safety door and a lifting platform according to claim 6, characterized in that: The lifting drive assembly further includes a third gear and a third rack. The lifting drive element is provided as a third motor. The third gear is connected to the output shaft of the third motor. The third rack is connected to the lifting seat. The third gear meshes with the third rack.

8. The combined structure of a safety door and a lifting platform according to claim 1, characterized in that: It further includes a lifting cylinder. The lifting cylinder is connected to the first platform. The lifting platform is connected to the output shaft of the lifting cylinder.

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