阅读说明：本技术 一种压力容器悬挂式自动密封门 (Pressure vessel suspension type automatic sealing door ) 是由 李华 谢鹏 贺龙华 徐健 于 2020-06-02 设计创作，主要内容包括：本发明公开了一种压力容器悬挂式自动密封门,包括有门板及门框,在门框与门板相贴合面设有密封圈,在门板的后方安装有可旋转机构,并在可旋转机构的顶部安装有滑动装置,在门框上方的支撑面上还安装有导向装置,滑动装置可在导向装置中移动,在门板的正上方安装有用于固定的连接装置,连接装置可在导向装置中移动,通过连接装置带动门板左右移动过程中,可调整设置于门板后方中的可旋转机构的旋转角度；通过可旋转机构使门板与密封圈之间的间隙逐渐增大或减少,从而实现门板处于打开或关闭状态。采用本发明所述的密封门,使门板的底部没有滑道,消除安全隐患,具有结构简单,操作及使用方便,其实用性强,特别适合推广应用。(The invention discloses a suspension type automatic sealing door of a pressure container, which comprises a door plate and a door frame, wherein a sealing ring is arranged on the joint surface of the door frame and the door plate, a rotatable mechanism is arranged behind the door plate, a sliding device is arranged at the top of the rotatable mechanism, a guide device is also arranged on a supporting surface above the door frame, the sliding device can move in the guide device, a connecting device for fixing is arranged right above the door plate, the connecting device can move in the guide device, and the rotating angle of the rotatable mechanism arranged behind the door plate can be adjusted in the process of driving the door plate to move left and right through the connecting device; the gap between the door plate and the sealing ring is gradually increased or decreased through the rotatable mechanism, so that the door plate is in an opening or closing state. The sealing door of the invention has the advantages of no slide way at the bottom of the door plate, no potential safety hazard, simple structure, convenient operation and use, strong practicability and particular suitability for popularization and application.)

1. The utility model provides a pressure vessel suspension type self-sealing door, is including door plant (18) and door frame (20), its characterized in that: a sealing ring (19) is arranged on the joint surface of the door frame (20) and the door panel (18), the rear part of the door panel (18) is provided with a sealing ring (19) which is separated from the door panel in an opening state, or a rotatable mechanism which is tightly combined with the sealing ring (19) in a closed state, and a sliding device (1) which can drive the rotatable mechanism to move left and right is arranged at the top of the rotatable mechanism, a guide device for driving the door panel (18) to move left and right is also arranged on the supporting surface above the door frame (20), the sliding device (1) can move in the guide device, a connecting device for fixing is arranged right above the door panel (18), the connecting device can move in a guide device, and in the process of driving the door panel (18) to move left and right through the connecting device, the rotation angle of a rotatable mechanism provided in the rear of the door panel (18) can be adjusted; the gap between the door panel (18) and the sealing ring (19) is gradually increased or decreased through the rotatable mechanism, so that the door panel (18) is in an opening or closing state.

2. The pressure vessel suspended automatic sealing door of claim 1, wherein: the rotatable mechanism comprises a hinge mandrel (2), a hinge (8), a connecting screw (9), a suspender (12), a suspender seat (15) and a mandrel (17), the suspender seat (15) is arranged on the surface of a door panel (18), the mandrel (17) is arranged in the suspender seat (15), the hinge (8) is connected with the sliding device (1) through the connecting screw (9), one end of the suspender (12) is connected with the hinge (8) through the hinge mandrel (2), and the other end of the suspender (12) is connected with the suspender seat (15) through the mandrel (17).

3. The automatic suspension sealing door for pressure vessels as claimed in claim 2, wherein: a cotter pin (7) is arranged in the hanger rod seat (15), a through hole matched with the mandrel (17) is arranged at the connecting end of the hanger rod (12) and the mandrel (17), the hanger rod (12) is inserted into the cotter pin (7) and is connected with the mandrel (17) in the hanger rod seat (15) by the arranged through hole, and a gasket (16) is also arranged at the connecting part of the hanger rod (12) and the mandrel (17).

4. The automatic suspension sealing door for pressure vessels as claimed in claim 2, wherein: the lifting mechanism is characterized by further comprising two groups of connecting rods (11) and nuts (14), two lifting rods (12) in the two groups of rotating mechanisms are connected through the connecting rods (11), and the connecting rods (11) are connected with the lifting rods (12) through the nuts (14).

5. The pressure vessel suspended automatic sealing door of claim 1, wherein: the guiding device comprises a first fastening screw (3), a second fastening screw (4), a linear guide rail (5) and a pad rail (6), the linear guide rail (5) and the pad rail (6) are fixed on a supporting surface above the door frame (20) through corresponding first connecting screws (3) and second connecting screws (4), a parallel state is formed between the linear guide rail (5) and the pad rail (6), and the pad rail (6) is positioned below the linear guide rail (5); the connecting device is composed of rolling wheels (10) with connecting plates, one end of the connecting device is fixedly connected with the door plate (18), the other end of the connecting device can move left and right in the pad rail (6) through the rolling wheels (10), and the sliding device (1) is connected with the linear guide rail (5) and can move left and right in the linear guide rail (5).

6. The automatic suspension sealing door for pressure vessel as claimed in claim 5, wherein: the linear guide rail (5) is also provided with a limiting block (13), the limiting block (13) is used for limiting the door panel (18) to accurately reach a designated position corresponding to the door frame (20) in the moving process, and under the action of external force, the door panel (18) can be in an open or closed state through being separated from or tightly combined with the sealing ring (19) in the left-right moving process of the sliding device (1) in the guide device.

7. The pressure vessel suspended automatic sealing door of claim 1, wherein: the outer surface of the door panel (18) is also provided with a pull handle (21).

Technical Field

The invention relates to the technical field of pressure containers, in particular to a suspension type automatic sealing door of a pressure container.

Background

The pressure container is a closed device which contains gas or liquid and bears certain pressure, has wide application, and has important status and function in many departments such as industry, civil use, military industry and the like and many fields of scientific research. The pressure container is used most in chemical industry and petrochemical industry, and is mainly used for heat transfer, mass transfer, reaction and other processes, and storing and transporting pressurized gas or liquefied gas; it is also widely used in other industrial and domestic applications, such as air compressors. The auxiliary machines of various special compressors and refrigeration compressors, and the air pressurization oxygen chamber all belong to pressure containers.

The design of the sealing structure is an important part of the pressure vessel. Common sealing forms are both positive and self-tightening. The self-tightening type sealing is usually used in the sealing structure of a high-pressure container, but under the high-pressure working condition, the service life of a sealing element is low, and the sealing performance is unreliable. With the large-scale and diversified development of the application field of the pressure container, the sealing gap between the door plate and the door frame is uneven due to the influence of processing errors and assembly precision, so that the problem of poor sealing can be caused.

In order to reduce the space that the door plant occupied when the open mode as far as possible, the current push-and-pull door on the market at present adopts current push-and-pull door structure, in the use, mainly has the problem in the following aspect: firstly, the door has no sealing function and only has the opening and closing function, and after the door is closed, gaps with different sizes exist between the door panel and the door frame; secondly, the sliding door has a downslide track, which brings great inconvenience and potential safety hazard to people walking and transporting, and especially as a pressure container of the medical air pressurization oxygen chamber, the sliding door is extremely inconvenient for the old, the weak, the sick, the disabled and the stretcher to get in and out due to the existence of the downslide track, and the potential safety hazard is great; thirdly, after the sliding door is closed, manual or other locking modes are needed to realize the sealing of the door, so that the sealing effect is poor, and the labor is consumed.

Therefore, in order to optimize the sealing performance of the pressure container and make up the defects of the existing sliding door, the structure of the existing sliding door needs to be improved so as to meet the use requirement of the existing sliding door.

Disclosure of Invention

The invention aims to solve the technical problem in the background technology and provides a sealing door which has the advantages of simple structure, good sealing performance, convenient access, simple operation and reasonable design, in particular to a pressure vessel suspension type automatic sealing door.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a pressure vessel suspension type automatic sealing door comprises a door plate and a door frame, wherein a sealing ring is arranged on the binding surface of the door frame and the door plate, a rotatable mechanism which enables the door plate to leave the sealing ring in an opening state or is tightly combined with the sealing ring in a closing state is arranged behind the door plate, a sliding device which can drive the rotatable mechanism to move left and right is arranged at the top of the rotatable mechanism, a guide device which is used for driving the door plate to move left and right is also arranged on a supporting surface above the door frame, the sliding device can move in the guide device, a connecting device which is used for fixing is arranged right above the door plate, the connecting device can move in the guide device, and the rotating angle of the rotatable mechanism arranged behind the door plate can be adjusted in the process of driving the door plate to move left and right through the connecting device; the gap between the door plate and the sealing ring is gradually increased or decreased through the rotatable mechanism, so that the door plate is in an opening or closing state.

Further, the invention relates to a pressure vessel suspension type automatic sealing door, wherein the rotatable mechanism comprises a hinge page mandrel, a hinge page, a connecting screw, a suspension rod seat and a mandrel, the suspension rod seat is arranged on the surface of the door plate, the mandrel is arranged in the suspension rod seat, the hinge page is connected with the sliding device through the connecting screw, one end of the suspension rod is connected with the hinge page through the hinge page mandrel, and the other end of the suspension rod is connected with the suspension rod seat through the mandrel.

Furthermore, the suspension type automatic sealing door for the pressure vessel is characterized in that a cotter pin is arranged in the lifting rod seat, a through hole matched with the mandrel is arranged at the connecting end of the lifting rod and the mandrel, the lifting rod is inserted into the cotter pin and is connected with the mandrel in the lifting rod seat by utilizing the arranged through hole, and a gasket is further arranged at the connecting part of the lifting rod and the mandrel.

Furthermore, the pressure vessel suspension type automatic sealing door further comprises two groups of connecting rods and nuts, two suspension rods of the two groups of rotatable mechanisms are connected through the connecting rods, and the connecting rods are connected with the suspension rods through the nuts.

Furthermore, the invention relates to a pressure vessel suspension type automatic sealing door, wherein the guiding device comprises a first fastening screw, a second fastening screw, a linear guide rail and a pad rail, the linear guide rail and the pad rail are both fixed on a supporting surface above the door frame through corresponding first connecting screws and second connecting screws, the linear guide rail and the pad rail are in a parallel state, and the pad rail is positioned below the linear guide rail; the connecting device is composed of rolling wheels with connecting plates, one end of the connecting device is fixedly connected with the door plate, the other end of the connecting device can move left and right in the pad rail through the rolling wheels, and the sliding device is connected with the linear guide rail and can move left and right in the linear guide rail.

Further, the pressure vessel suspension type automatic sealing door is characterized in that a limiting block is further installed in the linear guide rail, the limiting block is used for limiting the door panel to accurately reach a designated position corresponding to the door frame in the moving process, and under the action of external force, the door panel can move left and right in the guiding device through a sliding device and is separated from or tightly combined with the sealing ring, so that the door panel can be in an opening or closing state.

Furthermore, the invention relates to a pressure vessel suspension type automatic sealing door, wherein a pulling handle is further arranged on the outer surface of the door plate.

Compared with the prior art, the suspension type automatic sealing door for the pressure container has the effective effects that: the rotatable mechanism is installed behind the door plate, the sliding device is installed at the top of the rotatable mechanism, the guide device is installed on the supporting surface above the door frame, the sliding device can move in the guide device, the connecting device is installed right above the door plate, the connecting device can move in the guide device, the connecting device, the guide device, the rotatable mechanism and the sliding device are matched with each other, and the gap between the door plate and the sealing ring is gradually increased or reduced through the rotatable mechanism, so that the door plate is in an opening or closing state. The rotatable connecting rod mechanism is matched with the sealing ring for use, the best sealing effect is achieved, the existing lower slideway is moved upwards, the bottom of the door plate is not provided with the slideway, the stretcher cart can be conveniently put in and taken out by people who are old, weak, sick and disabled, and the potential safety hazard caused by the lower slideway is eliminated. The novel multifunctional electric heating cooker has the advantages of simple structure, reasonable design, convenience in operation and use, strong practicability, good application prospect and particular suitability for popularization and application.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view of the structure of FIG. 1;

fig. 3 is an enlarged view of a portion of a structure at a in fig. 2.

Shown in the figure: 1-sliding device, 2-hinge mandrel, 3-first fastening screw, 4-second fastening screw, 5-linear guide rail, 6-pad rail, 7-split pin, 8-hinge, 9-connecting screw, 10-rolling wheel, 11-connecting rod, 12-suspender, 13-limiting block, 14-nut, 15-suspender seat, 16-gasket, 17-mandrel, 18-door panel, 19-sealing ring, 20-door frame and 21-pull handle.

Detailed Description

As shown in fig. 1 to 3, the suspension type automatic sealing door for pressure vessel according to the present invention comprises a door plate 18 and a door frame 20, a seal ring 19 is provided on the surface of the door frame 20 that contacts the door panel 18, a seal ring 19 is attached to the rear of the door panel 18 so as to be spaced from the door panel in the opened state, or a rotatable mechanism tightly combined with the sealing ring 19 in a closed state, and a sliding device 1 capable of driving the rotatable mechanism to move left and right is arranged at the top of the rotatable mechanism, a guide device for driving the door panel 18 to move left and right is further installed on the supporting surface above the door frame 20, the sliding device 1 can move in the guide device, directly above the door panel 18, a connecting device for fixing is mounted, which is movable in a guide, the rotating angle of the rotatable mechanism arranged in the rear of the door panel 18 can be adjusted in the process of driving the door panel 18 to move left and right through the connecting device; the gap between the door panel 18 and the sealing ring 19 is gradually increased or decreased through the rotatable mechanism, so that the door panel 18 is in an open or closed state.

Further, the invention relates to a pressure vessel suspension type automatic sealing door, wherein the two groups of rotatable mechanisms are provided, each group of rotatable mechanisms comprises a hinge mandrel 2, a hinge 8, a connecting screw 9, a connecting rod 11, a hanging rod 12, a nut 14, a hanging rod seat 15 and a mandrel 17, the hanging rod seat 15 is arranged on the surface of a door plate 18, the mandrel 17 is arranged in the hanging rod seat 15, the hinge 8 is connected with a sliding device 1 through the connecting screw 9, one end of the hanging rod 12 is connected with the hinge 8 through the hinge mandrel 2, and the other end of the hanging rod 12 is connected with the hanging rod seat 15 through the mandrel 17; the two suspension rods 12 are connected through a connecting rod 11, and the connecting rod 11 and the suspension rods 12 are connected through nuts 14. Meanwhile, a cotter pin 7 is arranged in the hanger rod seat 15, a through hole matched with the mandrel 17 is arranged at the connecting end of the hanger rod 12 and the mandrel 17, the hanger rod 12 is inserted into the cotter pin 7 and is connected with the mandrel 17 in the hanger rod seat 15 by the arranged through hole, and a gasket 16 is arranged at the connecting part of the hanger rod 12 and the mandrel 17.

Further, the invention relates to a pressure vessel suspension type automatic sealing door, wherein the guiding device comprises a first fastening screw 3, a second fastening screw 4, a linear guide rail 5 and a pad rail 6, the linear guide rail 5 and the pad rail 6 are both fixed on a supporting surface above the door frame 20 through the corresponding first connecting screw 3 and the second connecting screw 4, a parallel state is formed between the linear guide rail 5 and the pad rail 6, and the pad rail 6 is positioned below the linear guide rail 5; the connecting device consists of rolling wheels 10 with connecting plates, one end of the connecting device is fixedly connected with the door plate 18, the other end of the connecting device can move left and right in the pad rail 6 through the rolling wheels 10, and the sliding device 1 is connected with the linear guide rail 5 and can move left and right in the linear guide rail 5; and a limiting block 13 is further installed in the linear guide 5, the limiting block 13 is used for limiting the door panel 18 to accurately reach a designated position corresponding to the door frame 20 in the moving process, and under the action of external force, the door panel 18 can move left and right in the guiding device through the sliding device 1 and is separated from or tightly combined with the sealing ring 19, so that the door panel can be in an open or closed state.

Further, the invention relates to a suspension type automatic sealing door for pressure vessels, wherein a pulling handle 21 is further arranged on the outer surface of the door plate 18, and the pulling handle 21 is arranged to facilitate the door plate 18 to move in a guide device.

The invention relates to a pressure vessel suspension type automatic sealing door, which has the working principle that: in the sliding process of the door plate 18, as the sealing ring 19 is away from the door plate 18, when the door plate 18 is closed in place, the rolling wheel 10 reaches the designated position on the pad rail 6, and the rotatable mechanism is infinitely close to the vertical ground under the action of the gravity of the door plate 18, so that the door plate 18 is tightly attached to the sealing ring 19, and sealing is realized. When the door needs to be opened, the rolling wheels 10 start to slide from the designated positions on the pad rails 6, and in the sliding process of the door panel 18, the rotatable mechanism and the ground gradually present a non-perpendicular state from a nearly perpendicular state, so that the gap between the door panel 18 and the sealing ring 19 is gradually increased, and the door panel 18 is opened.

In conclusion, the sealing door of the invention achieves the best sealing effect by matching the rotatable connecting rod mechanism with the sealing ring 19, improves the structure of the existing sliding door, moves the existing lower slideway upwards to be changed into the pad rail 6, so that the bottom of the door plate 18 has no slideway, thereby greatly facilitating the entering and exiting of old, weak, sick, disabled and stretchers, eliminating the potential safety hazard caused by the lower slideway, and having the advantages of simple structure, reasonable design, convenient operation and use, strong practicability, good application prospect and particularly suitable popularization and application.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art, and any modifications, equivalents, improvements, etc. made by using the present invention should be included in the protection scope of the present invention.