CN110206469B - Shielding sealing door structure and control method - Google Patents
Shielding sealing door structure and control method Download PDFInfo
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- CN110206469B CN110206469B CN201910601270.0A CN201910601270A CN110206469B CN 110206469 B CN110206469 B CN 110206469B CN 201910601270 A CN201910601270 A CN 201910601270A CN 110206469 B CN110206469 B CN 110206469B
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- door
- guide rail
- push rod
- sealing
- electric push
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- 238000007789 sealing Methods 0.000 title claims abstract description 125
- 238000000034 method Methods 0.000 title claims description 7
- 238000005096 rolling process Methods 0.000 claims abstract description 6
- 238000013519 translation Methods 0.000 claims abstract description 6
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 230000005855 radiation Effects 0.000 description 7
- 238000013461 design Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 230000014616 translation Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000011824 nuclear material Substances 0.000 description 1
- 239000000941 radioactive substance Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D13/00—Accessories for sliding or lifting wings, e.g. pulleys, safety catches
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D15/00—Suspension arrangements for wings
- E05D15/06—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane
- E05D15/0621—Details, e.g. suspension or supporting guides
- E05D15/0626—Details, e.g. suspension or supporting guides for wings suspended at the top
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D15/00—Suspension arrangements for wings
- E05D15/06—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane
- E05D15/0621—Details, e.g. suspension or supporting guides
- E05D15/0626—Details, e.g. suspension or supporting guides for wings suspended at the top
- E05D15/0652—Tracks
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D15/00—Suspension arrangements for wings
- E05D15/06—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane
- E05D15/0621—Details, e.g. suspension or supporting guides
- E05D15/066—Details, e.g. suspension or supporting guides for wings supported at the bottom
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D15/00—Suspension arrangements for wings
- E05D15/06—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane
- E05D15/0621—Details, e.g. suspension or supporting guides
- E05D15/066—Details, e.g. suspension or supporting guides for wings supported at the bottom
- E05D15/0686—Tracks
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/632—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
- E06B3/34—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement
- E06B3/42—Sliding wings; Details of frames with respect to guiding
- E06B3/46—Horizontally-sliding wings
- E06B3/4636—Horizontally-sliding wings for doors
- E06B3/4645—Horizontally-sliding wings for doors with the sliding wing flush closing or moving a considerable distance towards the opening when closing
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
- E06B5/12—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes against air pressure, explosion, or gas
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/16—Sealing arrangements on wings or parts co-operating with the wings
- E06B7/18—Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever
- E06B7/20—Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever automatically withdrawn when the wing is opened, e.g. by means of magnetic attraction, a pin or an inclined surface, especially for sills
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
- Power-Operated Mechanisms For Wings (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The invention discloses a shielding sealing door structure which is arranged in an access passage of a factory building or a workshop which is used for nuclear industry and requires shielding sealing, wherein one end of an electric push rod provided with a motor is fixed on a wall body, one end of the electric push rod provided with a telescopic push rod is fixed on a door plate, and the electric push rod is used for driving the door plate to perform reciprocating translation motion; the upper end edge of the door plate is in rolling connection with the upper guide rail, the lower end edge of the door plate is in sliding connection with the lower guide rail, the upper guide rail and the lower guide rail are both fixed on the wall body, the opening travel switch is arranged on the wall body at the door plate full-opening limit position, and the closing travel switch is arranged on the wall body at the door plate full-closing limit position; when the door plate is completely closed, the door plate is hermetically connected with the wall bodies around the access passage through the elastic sealing element. The invention aims to solve the problem that a sealing door in the prior art is heavy and is not easy to open and close manually. The technical effects are as follows: realize that sealing door is automatic to be opened and closed, reduced manual operation work load, the shielding is sealed effectual.
Description
Technical Field
The embodiment of the invention relates to the technical field of equipment with a shielding function in the nuclear industry, in particular to a shielding sealing door structure for a plant or workshop access passage in a radiation environment, and further relates to a control method of the shielding sealing door structure.
Background
In the manufacturing, processing and processing industries of nuclear materials, radiation factors must be considered to meet the requirements on worker protection and space environment, the radiation environment generally realizes the shielding function through the wall of a workshop or a factory building, but in order to meet the requirements on personnel entry and exit and cargo transportation of the workshop or the factory building, a sealing door with the shielding function must be arranged, and the sealing door must have a certain thickness to shield radiation, so that the sealing door is always heavier in weight and is not easy to manually open and close; how to deal with the radiation problem in the working environment is a difficult problem which always puzzles the design and manufacture of the equipment, the improvement of the working environment of personnel is always a key factor for design and exploration of design workers, and the sealing door mechanism of the general industry cannot meet the special requirements of the production environment of the nuclear industry.
Disclosure of Invention
Therefore, the embodiment of the invention provides a shielding sealing door structure and a control method thereof, and aims to solve the problems that in the prior art, a sealing door is heavy in weight, is not easy to open and close manually, and is poor in shielding sealing effect.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:
according to a first aspect of an embodiment of the present invention, a shielding and sealing door structure is provided in an access passage of a factory building or a workshop requiring shielding and sealing in the nuclear industry, and includes an electric push rod, a door plate, an upper guide rail, a lower guide rail, an opening travel switch and a closing travel switch; one end of the electric push rod, which is provided with a motor, is fixed on the wall body, one end of the electric push rod, which is provided with a telescopic push rod, is fixed on the door plate, and the electric push rod is used for driving the door plate to perform reciprocating translation; the upper end edge of the door plate is in rolling connection with the upper guide rail, the lower end edge of the door plate is in sliding connection with the lower guide rail, the upper guide rail and the lower guide rail are both fixed on the wall body, the opening travel switch is arranged on the wall body at the door plate full-opening limit position, and the closing travel switch is arranged on the wall body at the door plate full-closing limit position; when the door plate is completely closed, the door plate is hermetically connected with the wall bodies around the access passage through the elastic sealing element.
Further, still include a plurality of cone-shaped gyro wheels, a plurality of cone-shaped gyro wheels are all rotated and are connected at the upper end edge of door plant, and the pivot of a plurality of cone-shaped gyro wheels all extends along the vertical direction of door plant, has seted up rectangular shape recess in the upper guideway, and a plurality of cone-shaped gyro wheels set up in rectangular shape recess and with upper guideway roll connection.
Further, still include a plurality of sliders, a plurality of sliders are fixed at the lower extreme edge of door plant, and the lower rail is the linear type guide rail, and a plurality of sliders all with lower rail sliding connection.
The device comprises a wall body, an electric push rod and a power supply device, and is characterized by further comprising a first embedded part and a second embedded part, wherein the first embedded part and the second embedded part are fixed in the wall body, the first embedded part is arranged on the peripheral side of an access channel of a factory building or workshop requiring shielding sealing in the nuclear industry, an upper guide rail and a lower guide rail are fixed on the first embedded part, and one end, provided with a motor, of the electric push rod is fixed on the second embedded part.
Further, still include a plurality of upper brackets, a plurality of upper brackets all can dismantle the upper surface of connecting at the last guide rail, and the equal fixed connection of a plurality of upper brackets is on the first built-in fitting of access way top.
Further, still include a plurality of lower brackets, a plurality of lower brackets all can dismantle the connection at the lower surface of lower guideway, and a plurality of lower brackets all fixed connection are on the first built-in fitting of access way below.
Furthermore, the elastic sealing element is annularly fixed in a first embedded part on the wall body around the access passage; a hollow gas chamber is arranged in the elastic sealing element; when the door plate is completely closed, the elastic sealing element is abutted against the door plate after the gas chamber in the elastic sealing element is filled with gas; when the door panel needs to be opened, the gas in the gas chamber inside the elastic sealing element is exhausted, and the elastic sealing element is separated from the contact with the door panel.
Furthermore, still include the first piece that bumps, the door plant is close to and is provided with the first piece that bumps on opening travel switch's the vertical edge, and the first piece that bumps is just to opening travel switch setting.
Furthermore, the door further comprises a second touch block, the second touch block is arranged on the vertical edge of the door plate close to the closed travel switch, and the second touch block is arranged right opposite to the closed travel switch.
Further, still include connecting bolt, a plurality of sliders all pass through connecting bolt to be fixed in the lower limb of door plant.
Further, still include the crab-bolt, first built-in fitting passes through the crab-bolt to be fixed on the wall body.
According to a second aspect of the embodiments of the present invention, a method for controlling a shielded sealed door structure is provided, for controlling the shielded sealed door structure of any one of the first aspect of the embodiments of the present invention, including the steps of:
step one, after confirming that the sealing door needs to be opened, the sealing control system enables the elastic sealing element to be separated from the contact with the sealing surface of the door plate;
step two, after the elastic sealing element is confirmed to be separated from the door panel, starting an electric push rod to open the door panel;
step three, the electric push rod contracts to drive the door plate to move horizontally on the upper guide rail and the lower guide rail, the door plate touches an opening travel switch according to a specified travel and then transmits a signal to the electric push rod, the electric push rod stops working, and the sealing door is opened in place;
after confirming that the sealing door needs to be closed, starting an electric push rod, and extending the electric push rod to drive the door plate to translate in opposite directions on the upper guide rail and the lower guide rail;
fifthly, after the door plate is translated, the door plate touches a closing travel switch according to a specified travel and then transmits a signal to an electric push rod, the electric push rod stops working, and the sealing door is closed in place;
step six, after the door plate reaches the complete closing position, the sealing control system enables the elastic sealing element to contact the door plate to ensure sealing;
and step seven, the door plate sealing is completed after the sealing condition of the sealing door is checked, and the sealing door is in a shielding sealing working state after the sealing door is checked to be correct.
The invention has the following advantages:
1. the electric push rod is operated through remote control, automatic opening and closing of the sealing door are realized by matching with a travel switch, the workload of manual operation is greatly reduced, the working intensity is reduced, the automatic operation can be controlled remotely, the working environment of personnel is improved, and the protection door is prevented from being exposed to a radiation environment due to operation;
2. the thickness of the door plate can be designed to be enough to realize shielding design under the condition of automatic control operation, and the problem that the equipment is too heavy and is difficult to operate is not worried about;
3. the linear motion pair and the conical roller structure arranged on the door plate have small running resistance, and run on the upper and lower guide rails to avoid derailment, so that the running is stable;
4. the travel switch structure ensures automatic control and accurate positioning when the sealing door is opened and closed.
5. The sealing control system arranged in the invention controls the elastic sealing element, so that the sealing door has a better shielding and sealing effect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
Fig. 1 is a front structural view of a shielded and sealed door structure according to some embodiments of the present invention.
Fig. 2 is a sectional view of a structure of a shield-sealed door provided in fig. 1, taken along the direction B-B.
Fig. 3 is a sectional view taken along a-a of a structure of a shield-sealed door provided in fig. 1.
Fig. 4 is a partial enlarged view of a portion at C of a structure of the shield sealing door provided in fig. 2.
In the figure: 1. the lower guide rail, 2, open travel switch, 3, electric push rod, 4, upper bracket, 5, closed travel switch, 6, door panel, 7, lower bracket, 8, upper guide rail, 9, conical roller, 10, elastic sealing element, 11, connecting bolt, 12, slider, 13, first collision block, 14, second collision block, 15, anchor bolt, 16, wall body, 17, first embedded part, 18, telescopic push rod, 19, second embedded part.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1 to 4, the structure of the shielding sealing door in this embodiment is disposed in an access passage of a factory building or a workshop requiring shielding sealing in the nuclear industry, and mainly achieves a shielding sealing function, the working state of the sealing door is usually a closed state, and the sealing door is opened only when it needs to be opened, and the structure specifically includes an electric push rod 3, a door panel 6, an upper guide rail 8, a lower guide rail 1, an opening travel switch 2, and a closing travel switch 5; the electric push rod 3 is an electric drive device which converts the rotary motion of a motor into the linear reciprocating motion of the push rod, the electric push rod 3 is provided with a motor and a telescopic push rod 18, one end, provided with the motor, of the electric push rod 3 is fixedly connected to a wall 16 through a bolt, one end, provided with the telescopic push rod 18, of the electric push rod 3 is fixedly connected to a door plate 6 through a bolt, and the electric push rod 3 is used for driving the reciprocating translation motion of the door plate 6; the door plate 6 is of a rectangular plate-shaped structure, the upper end edge of the door plate 6 is in rolling connection with the upper guide rail 8, the lower end edge of the door plate 6 is in sliding connection with the lower guide rail 1, the upper guide rail 8 and the lower guide rail 1 are both fixed on the wall body 16 through connecting pieces and bolts, the upper guide rail 8 and the lower guide rail 1 are both convenient for the movement of the door plate 6, the opening travel switch 2 is arranged on the wall body at the full-opening limit position of the door plate 6, and the closing travel switch 5 is arranged on the wall body at the full-closing limit position of the; when the door plate 6 is completely closed, the door plate 6 is hermetically connected with the wall 16 around the access passage through the elastic sealing element 10, the opening travel switch 2 and the closing travel switch 5 are also called as position switches or limit switches, the switch is a common small-current master control electric appliance, and the contact of the electric appliance is operated by utilizing the collision of mechanical moving parts to realize the connection or disconnection of a control circuit.
The technical effect that this embodiment reaches does: the electric push rod 3 is operated through remote control, automatic opening and closing of the sealing door are realized by matching with a travel switch, the workload of manual operation is greatly reduced, the working intensity is reduced, the automatic operation can be controlled remotely, the working environment of personnel is improved, and the protection door is prevented from being exposed to a radiation environment due to operation; the thickness of the door panel 6 can be designed to be enough to realize shielding design under the condition of automatic control operation, and the problem that the equipment is too heavy and is difficult to operate is not worried about; the travel switch structure ensures automatic control and accurate positioning when the sealing door is opened and closed.
Example 2
A shield sealing door structure in this embodiment includes all the technical features of embodiment 1, and in addition, as shown in fig. 1, 2 and 4, the door further comprises a plurality of tapered rollers 9, the tapered rollers 9 are rotatably connected to the upper end edge of the door panel 6, the rotating shafts of the tapered rollers 9 extend along the vertical direction of the door panel 6, an elongated groove is formed in the upper guide rail 8, the tapered rollers 9 are arranged in the elongated groove and are in rolling connection with the upper guide rail 8, wherein the conical roller 9 is in the shape of a circular truncated cone, the smaller end of the conical roller is arranged upwards, the section of a long strip-shaped groove formed on the upper guide rail 8 is in the shape of a trapezoid with a small upper part and a big lower part, the conical roller 9 rolls on the long strip-shaped groove, the structure has stable and reliable operation and long service life, for example, two conical rollers 9 are respectively arranged at two ends of the edge of the upper end of the door plate 6, so that the door plate 6 is ensured not to be blocked during translation; still include a plurality of sliders 12, a plurality of sliders 12 are fixed at the lower extreme edge of door plant 6, lower guide rail 1 is the linear type guide rail, a plurality of sliders 12 all with 1 sliding connection of lower guide rail, lower guide rail 1 is the linear motion pair, the vice precision of linear motion is high, the running resistance is little, for example, two fixed sliders 12 at the both ends at the hypomere edge of door plant 6, the open recess of rectangle has been seted up on slider 12, the guide rail is rectangular cross section's rectangular track, two equal sliding connection of slider 12 are on lower guide rail 1, even running when having guaranteed 6 translations of door plant.
In a specific embodiment, the device further comprises a first embedded part 17 and a second embedded part 19, wherein the first embedded part 17 and the second embedded part 19 are both fixed in the wall 16, the first embedded part 17 is arranged on the peripheral side of an access channel of a factory building or workshop requiring shielding sealing in the nuclear industry, the upper guide rail 8 and the lower guide rail 1 are fixed on the first embedded part 17, and one end of the electric push rod 3 provided with a motor is both fixed on the second embedded part 19; the upper support 4 is used for supporting an upper guide rail 8, the upper supports 4 can be detachably connected to the upper surface of the upper guide rail 8, the upper supports 4 are fixedly connected to a first embedded part 17 above an access passage, in a preferred embodiment, each upper support 4 comprises a first plate and a second plate which are perpendicular to each other, the first plate and the second plate are connected in a reinforcing mode through a right-angled triangular third plate, the first plate and the second plate are connected through welding, one right-angled edge of the third plate is welded on the first plate, the other right-angled edge of the third plate is welded on the second plate, the first plate is fixed on the first embedded part 17 above the access passage through bolt connection, and the second plate is fixed on the upper end edge of the door panel 6 through bolt connection; the lower support 7 is used for supporting the lower guide rail 1, the lower supports 7 can be detachably connected to the lower surface of the lower guide rail 1, the lower supports 7 are fixedly connected to a first embedded part 17 below the access passage, and the lower supports 7 can be formed by cutting rectangular steel pipes; the wall body is characterized by further comprising an anchor bolt 15, wherein the anchor bolt 15 can be a J-shaped structure formed by bending bolts and shown in figure 3, a hook part of the anchor bolt 15 is arranged inside the wall body 16, and the first embedded part 17 is fixed on the wall body 16 through the anchor bolt 15.
In a specific embodiment, the elastic sealing element 10 is annularly fixed in a first embedded part 17 on the wall 16 around the access passage, and a groove is formed in the first embedded part 17 for embedding the elastic sealing element 10; the elastic sealing element 10 can be made of rubber, a hollow gas chamber is arranged in the elastic sealing element 10, and a pipeline for air to enter and exit is arranged on the elastic sealing element 10; when the door panel 6 is completely closed, the elastic sealing element 10 is abutted against the door panel 6 after the gas chamber in the elastic sealing element is filled with gas; when the door panel 6 needs to be opened, the gas in the gas chamber inside the elastic seal 10 is exhausted, and the elastic seal 10 is out of contact with the door panel 6.
The beneficial effects in this embodiment are: the linear motion pair and the conical roller 9 which are arranged on the door panel 6 have small running resistance, run on the upper and lower guide rails 1 to avoid derailment and run stably; the fixing strength of the upper guide rail 8, the lower guide rail 1, the electric push rod 3 and the wall 16 is enhanced by arranging the first embedded part 17; by arranging the upper bracket 4, the connection strength between the upper guide rail 8 and the first embedded part 17 above the access passage is enhanced; the lower support 7 is arranged, so that the connection strength between the lower guide rail 1 and the first embedded part 17 below the access passage is enhanced; by arranging the anchor bolts 15, the fixing strength between the first embedded part 17 and the wall 16 is enhanced; through the control of the sealing control system to the gas in the elastic sealing element 10, the quick switching between the sealing and the contact sealing of the sealing door is realized, and the sealing effect of the sealing door is obviously enhanced by the arrangement of the elastic sealing element 10.
Example 3
As shown in fig. 1 to 4, the structure of the shielding sealing door in this embodiment includes all the technical features of embodiment 2, in addition, the structure further includes a first collision block 13, a first collision block 13 is disposed on a vertical edge of the door panel 6 close to the opening travel switch 2, the first collision block 13 is disposed opposite to the opening travel switch 2, the first collision block 13 is translated along with the door panel 6, when the door panel 6 moves to a fully open position, the first collision block 13 collides with the opening travel switch 2, and transmits a signal to control the electric push rod 3 to stop running, for example, the opening travel switch 2 is two, and the door panel 6 is detected to be opened in place by contact with the first collision block 13; the door plate 6 is provided with a second collision block 14 on the vertical edge close to the closing travel switch 5, the second collision block 14 is arranged right opposite to the closing travel switch 5, the second collision block 14 moves in the reverse direction along with the door plate 6, when the door plate 6 runs to a complete closing position, the second collision block collides with the closing travel switch 5, and a signal is transmitted to control the electric push rod to stop running, for example, the closing travel switch 5 is two, and the door plate 6 is detected to be closed in place through the contact with the second collision block 14; in the above embodiment, the first and second striking blocks 13 and 14 may be both triangular structures, and the triangular inclined surfaces thereof are used for contacting the touch roller of the travel switch.
In a specific embodiment, the door further comprises a connecting bolt 11, a plurality of sliding blocks 12 are fixed on the lower edge of the door panel 6 through the connecting bolt 11, and the sliding blocks 12 and the lower guide rail 1 are matched with each other to form a linear motion pair.
The beneficial effects in this embodiment are: through the arrangement of the first collision block 13 and the second collision block 14, the sudden change of the impact force of the door panel 6 on the travel switch is reduced, and the on-off force of the opening travel switch 2 and the closing travel switch 5 is softer; the connecting bolt 11 connects the sliding block 12 with the door panel 6, so that the difficulty of overhauling and replacing the sliding block 12 is reduced, and the sliding block 12 has stronger detachability.
Example 4
As shown in fig. 1 to 4, a method for controlling a shielded and sealed door structure in this embodiment is used for controlling the shielded and sealed door structure in any one of embodiments 1 to 3, and includes the following steps:
step one, after confirming that the sealing door needs to be opened, the sealing control system enables the elastic sealing element 10 to be separated from the contact with the sealing surface of the door panel 6;
step two, after the elastic sealing element 10 is confirmed to be separated from the door panel 6, starting the elastic sealing element to be installed on the first embedded part 17 of the wall 16, connecting the other end of the electric push rod 3 to the door panel 6, and opening the door panel 6 by the electric push rod 3;
step three, the electric push rod 3 contracts to drive the door panel 6 to move horizontally on the upper guide rail 8 and the lower guide rail 1, the door panel 6 touches the opening travel switch 2 according to a specified travel and then transmits a signal to the electric push rod 3, the electric push rod 3 stops working, the door panel 6 stops at a completely opened position, and the sealing door is opened in place;
step four, after confirming that the sealing door needs to be closed, starting the electric push rod 3, and extending the electric push rod 3 to drive the door panel 6 to translate in opposite directions on the upper guide rail 8 and the lower guide rail 1;
fifthly, after translating the door panel 6, touching the closing travel switch 5 according to a specified travel, transmitting a signal to the electric push rod 3, stopping the door panel 6 at a completely closed position, and closing the sealing door in place;
step six, after the door panel 6 reaches the complete closing position, the sealing control system enables the elastic sealing element 10 to contact the door panel 6 and tightly press the door panel 6, and the sealing effect of the sealing door is guaranteed;
and step seven, the door plate 6 is sealed after the sealing condition of the sealing door is checked, and the sealing door is in a shielding and sealing working state after the sealing door is checked to be correct.
The beneficial effects in this embodiment are: the door panel 6 driven by the sealing control system and the electric push rod 3 is opened and closed, so that remote control operation can be realized; the shielding sealing door structure avoids leakage of indoor radioactive substances, improves the working environment, and improves the working efficiency through automatic control operation.
The sealing door structure provided by the invention can be used in a production line similar to a production process.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications in the relative relationship may be made without substantial changes in the technical content.
Claims (4)
1. A shielding sealing door structure is arranged on an access passage of a factory building or a workshop which is required to be shielded and sealed in the nuclear industry, and is characterized by comprising an electric push rod (3), a door plate (6), an upper guide rail (8), a lower guide rail (1), an opening travel switch (2) and a closing travel switch (5); one end, provided with a motor, of the electric push rod (3) is fixed on a wall body (16), one end, provided with a telescopic push rod (18), of the electric push rod (3) is fixed on the door plate (6), and the electric push rod (3) is used for driving the door plate (6) to perform reciprocating translation; the upper end edge of the door panel (6) is in rolling connection with the upper guide rail (8), the lower end edge of the door panel (6) is in sliding connection with the lower guide rail (1), the upper guide rail (8) and the lower guide rail (1) are both fixed on the wall body (16), the opening travel switch (2) is arranged on the wall body at the full opening limit position of the door panel (6), and the closing travel switch (5) is arranged on the wall body at the full closing limit position of the door panel (6); when the door panel (6) is completely closed, the door panel (6) is hermetically connected with the wall bodies (16) around the access passage through the elastic sealing element (10); the electric push rod is characterized by further comprising a first embedded part (17) and a second embedded part (19), wherein the first embedded part (17) and the second embedded part (19) are fixed in the wall body (16), the first embedded part (17) is arranged on the peripheral side of a plant or workshop access channel which is required to be shielded and sealed by the nuclear industry, the upper guide rail (8) and the lower guide rail (1) are fixed on the first embedded part (17), and one end, provided with a motor, of the electric push rod (3) is fixed on the second embedded part (19); the elastic sealing element (10) is annularly fixed in a first embedded part (17) on a wall body (16) around the access passage; a hollow gas chamber is arranged in the elastic sealing element (10); when the door panel (6) is completely closed, the elastic sealing element (10) is abutted against the door panel (6) after the gas chamber in the elastic sealing element is filled with gas; when the door panel (6) needs to be opened, the gas in the gas chamber inside the elastic sealing element (10) is exhausted, and the elastic sealing element (10) is separated from the contact with the door panel (6); the door plate is characterized by further comprising a plurality of conical rollers (9), the conical rollers (9) are rotatably connected to the edge of the upper end of the door plate (6), rotating shafts of the conical rollers (9) extend along the vertical direction of the door plate (6), a long strip-shaped groove is formed in the upper guide rail (8), and the conical rollers (9) are arranged in the long strip-shaped groove and are in rolling connection with the upper guide rail (8); the door plate is characterized by further comprising a plurality of sliding blocks (12), the sliding blocks (12) are fixed on the edge of the lower end of the door plate (6), the lower guide rail (1) is a linear guide rail, and the sliding blocks (12) are in sliding connection with the lower guide rail (1); the door further comprises a first collision block (13), the first collision block (13) is arranged on the vertical edge of the door panel (6) close to the opening travel switch (2), and the first collision block (13) is arranged right opposite to the opening travel switch (2); the door further comprises a second collision block (14), the second collision block (14) is arranged on the vertical edge of the door panel (6) close to the closing travel switch (5), and the second collision block (14) is arranged right opposite to the closing travel switch (5); the first collision block (13) and the second collision block (14) are both triangular structures, and triangular inclined planes of the first collision block and the second collision block are used for contacting touch rollers of the travel switch.
2. The structure of claim 1, further comprising a plurality of upper brackets (4), wherein each of the plurality of upper brackets (4) is detachably connected to the upper surface of the upper guide rail (8), and each of the plurality of upper brackets (4) is fixedly connected to the first embedded part (17) above the access way.
3. The shielding sealing door structure according to claim 1, characterized in that, it further comprises a plurality of lower brackets (7), each of the plurality of lower brackets (7) is detachably connected to the lower surface of the lower guide rail (1), and each of the plurality of lower brackets (7) is fixedly connected to the first embedded part (17) below the access way.
4. A method of controlling a shielded sealed door structure according to any one of claims 1 to 3, comprising the steps of:
after confirming that the sealing door needs to be opened, the sealing control system enables the elastic sealing element (10) to be separated from the sealing surface of the door panel (6) to be in contact with the sealing surface;
step two, after the elastic sealing element (10) is confirmed to be separated from the door panel (6), starting the electric push rod (3) to open the door panel (6);
step three, the electric push rod (3) contracts to drive the door panel (6) to move horizontally on the upper guide rail (8) and the lower guide rail (1), the door panel (6) touches the opening travel switch (2) according to a specified travel and then transmits a signal to the electric push rod (3), the electric push rod (3) stops working, and the sealing door is opened in place;
after confirming that the sealing door needs to be closed, starting the electric push rod (3), and extending the electric push rod (3) to drive the door panel (6) to translate in opposite directions on the upper guide rail (8) and the lower guide rail (1);
fifthly, after the door plate (6) is translated, the door plate touches the closing stroke switch (5) according to a specified stroke, a signal is transmitted to the electric push rod (3), the electric push rod (3) stops working, and the sealing door is closed in place;
sixthly, after the door panel (6) reaches the complete closing position, the sealing control system enables the elastic sealing element (10) to contact the door panel (6) to ensure sealing;
and step seven, the sealing of the door plate (6) is completed after the sealing condition of the sealing door is checked, and the sealing door is in a shielding sealing working state after the sealing door is checked to be correct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910601270.0A CN110206469B (en) | 2019-07-02 | 2019-07-02 | Shielding sealing door structure and control method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910601270.0A CN110206469B (en) | 2019-07-02 | 2019-07-02 | Shielding sealing door structure and control method |
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| CN110206469A CN110206469A (en) | 2019-09-06 |
| CN110206469B true CN110206469B (en) | 2020-11-06 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111058734A (en) * | 2020-01-06 | 2020-04-24 | 湖大海捷(湖南)工程技术研究有限公司 | Automatic switch sealing door device |
| CN111663828B (en) * | 2020-06-13 | 2021-10-29 | 河南方创建筑设计有限公司 | Civil air defense basement structure |
| CN111852280A (en) * | 2020-06-22 | 2020-10-30 | 上海集成电路研发中心有限公司 | Device and method for replacing device in vacuum cavity |
| CN113112669B (en) * | 2021-04-17 | 2023-02-28 | 深圳腾河智慧科技有限公司 | Face identification safety type intelligent switch device based on Internet of things |
| CN113202372A (en) * | 2021-05-14 | 2021-08-03 | 广东核电合营有限公司 | Unmanned cabin and cabin opening and closing method |
| CN116475435B (en) * | 2023-05-10 | 2023-10-03 | 北京易加三维科技有限公司 | 3D printing compaction sealing device and method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103470146B (en) * | 2013-08-30 | 2016-01-27 | 深圳瑞和建筑装饰股份有限公司 | A kind of sliding door |
| CN204941193U (en) * | 2015-09-02 | 2016-01-06 | 江苏捷诚车载电子信息工程有限公司 | Electric pushrod door |
| CN206368661U (en) * | 2017-01-11 | 2017-08-01 | 桂林市奥润特门控科技有限公司 | The auto-translating door of load-bearing under a kind of upper driving |
| CN208363994U (en) * | 2018-05-24 | 2019-01-11 | 宜兴市诚鑫辐射防护器材有限公司 | Radiation door is mixed again |
| CN109356487A (en) * | 2018-11-22 | 2019-02-19 | 中国人民解放军92578部队 | A kind of heavy sound insulation electric pull/push door |
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