CN114607237B - Barrier-free ultra-silent heat insulation folding door - Google Patents
Barrier-free ultra-silent heat insulation folding door Download PDFInfo
- Publication number
- CN114607237B CN114607237B CN202210363630.XA CN202210363630A CN114607237B CN 114607237 B CN114607237 B CN 114607237B CN 202210363630 A CN202210363630 A CN 202210363630A CN 114607237 B CN114607237 B CN 114607237B
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- door
- wall
- groove
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- cavity
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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
- E06B3/48—Wings connected at their edges, e.g. foldable 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
- 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
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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
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/28—Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
Abstract
The invention discloses an obstacle-free super-silent heat-insulation folding door which comprises a door frame, a first door, a second door, a groove and a rectangular groove, wherein the groove is formed in the outer wall of the first door, an air bag is arranged on the inner wall of the groove, a cavity is formed in the first door, a connecting pipe is arranged on the outer wall of the air bag, a piston is arranged on the inner wall of the cavity, a first spring is arranged on the outer wall of the piston, and a connecting rope is arranged on the outer wall of the piston. According to the invention, through the arrangement of the groove, the air bag, the cavity and the piston, when the first door and the second door are closed, the originally tightened connecting rope gradually begins to relax, the air bag gradually swells, so that the door seam of the first door and the second door is jointed by the air bag, the sealing property is improved, the sealing property of the door seam is improved through the folding of the air bag, and when the folding door is closed, the sealing gasket of the fixing plate is positioned at the outer side of the door seam, the sealing property is further improved, so that the heat is prevented from being transferred from the door seam, and the heat insulation property is improved.
Description
Technical Field
The invention relates to the technical field of folding doors, in particular to an obstacle-free ultra-silent heat-insulation folding door.
Background
The folding door, furniture terminology, is mainly suitable for the wall usage in places such as workshop, market, office building, show room and family's decoration, the screen usage, interior door, outer door all can install and use. The folding door can effectively play the roles of insulating heat, preventing dust, reducing noise, insulating sound, shielding and the like, and is divided into a side-hung folding door and a push-pull folding door. The folding door is multi-leaf folding, can be pushed to the side, and occupies less space.
The existing folding door has the defects that:
1. patent document CN209369644U discloses an obstacle-free ultra-silent vertical hinged folding door, which includes a door frame, a first folding door and a second folding door, wherein a lower slide rail is arranged at the bottom end of the door frame, the lower slide rail is fixedly connected with the door frame, an upper slide rail is arranged at the top end of the door frame, the upper slide rail is fixedly connected with the door frame, the first folding door is arranged on the inner side wall of the door frame, and the first folding door is hinged to the door frame; the second folding door drives the first folding door to slide through the second door shaft, the sliding block is replaced by the rotating limiting column to slide on the lower sliding rail and the upper sliding rail, so that the sliding friction between the lower sliding rail and the upper sliding rail and the sliding block is changed into the rolling friction between the limiting column and the lower sliding rail and the upper sliding rail, the folding door is opened and closed more easily, and the rubber ring is arranged on the outer side wall of the limiting column, so that the rubber ring absorbs the noise between the sliding rail and the limiting column, the noise generated when the folding door is folded is reduced, but the sealing performance of the door seam between the folding doors is poor, and the heat insulation and noise reduction effects of the folding door are reduced;
2. patent document CN213510216U discloses a folding door, "folding unit including a plurality of hinges, the folding unit includes main body panel, pivot and axle sleeve are all set up on the same face of main body panel and are located at the opposite both sides of main body panel respectively, pivot and axle sleeve are parallel to each other, the axle sleeve is a cylindrical barrel structure with side wall opening, two adjacent folding units are hinge-connected by the way that the pivot is coaxially embedded into the axle sleeve, main body panel rotates in the side wall opening of the axle sleeve of one adjacent folding unit, the utility model discloses simple structure can directly adopt metal gauze as main body panel, has good luminousness, and this unit structure is simple simultaneously, easily processes, can reduce the material quantity of folding door by a wide margin, has good stability and durability simultaneously, has good application prospect", but its folding door dismouting is troublesome for the dismouting of folding door is time-consuming and energy;
3. the patent document CN109296295A discloses an electric folding door, which comprises a top frame, wherein a folding door frame is installed on the inner side of the top frame, double-layer hollow toughened glass is embedded in the middle of the folding door frame, a jack is installed in the middle of the folding door frame, supporting rods are installed at the top end and the bottom end of the jack, a top sealing strip is connected with the top supporting rod of the jack, a bottom sealing strip is connected with the bottom supporting rod of the jack, and a roller is installed in the middle of the top end of a first folding door frame;
4. patent document CN211115503U discloses a folding door, "includes the door frame and installs two sets of folding doors at the door frame inboard with the symmetry, two sets of transmission posts that run through the door frame of equal fixedly connected with in opposite side tops and bottoms of two sets of folding doors, two sets of that the top set up the equal fixedly connected with transmission block in outside of transmission post, two sets of the equal fixedly connected with in inboard of transmission block runs through the rack of transmission block, the top of door frame is located two sets of the concave type frame of top fixedly connected with of rack. The utility model discloses in, at first, adopt two-way walking transmission structure, it descends and the on-the-spot production of wearing and tearing increase to have reduced the transmission structure transmission, the life of folding door has both been prolonged, the quality and the stability of transmission door transmission processing have also been promoted simultaneously, secondly, inside is provided with seal structure, can seal the processing with the space department between the folding door after the folding door is closed, the production in space after the folding door is closed has been reduced, thereby the leakproofness after the folding door is closed has been promoted, but its folding door does not have the locking structure, its folding door does not have the locking function after opening, make the folding door easily take place the condition that the accident was closed.
Disclosure of Invention
The invention aims to provide an obstacle-free ultra-silent heat-insulation folding door, which solves the problems of poor door seam sealing performance, troublesome installation, no lubricating structure and no locking structure in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a barrier-free ultra-silent heat insulation folding door comprises a door frame, a first door, a second door, a groove and a rectangular groove, wherein the groove is formed in the outer wall of the first door;
the air bag is mounted on the inner wall of the groove, a cavity is formed in the first door, a connecting pipe is mounted on the outer wall of the air bag, one end of the connecting pipe extends into the cavity, a piston is mounted on the inner wall of the cavity, a first spring is mounted on the outer wall of the piston, one end of the first spring is connected with the inner wall of the cavity, a connecting rope is mounted on the outer wall of the piston, a fixed block is mounted on the inner wall of the second door, one end of the connecting rope is connected with the outer wall of the fixed block, a fixed plate is mounted on the outer wall of the first door, a mounting hole is formed in the outer wall of the fixed plate, a sealing gasket is mounted on the outer wall of the fixed plate, and a rectangular groove is formed in the inner wall of the first door;
a trigger groove is formed in the second door;
the door comprises a door frame, a door handle, a glass plate and sound insulation glue, wherein a first door is installed on the inner wall of the door frame, a hinge is installed on the outer wall of the first door, a second door is installed on the outer wall of the hinge, the handle is installed on the outer wall of the second door, the glass plate is installed on the outer wall of the first door, and the sound insulation glue is installed on the inner wall of the glass plate;
a first motor is installed on the inner wall of the rectangular groove, a rolling wheel is installed at the output end of the first motor, an accommodating groove is formed in the inner wall of the first door, a second spring is installed on the inner bottom wall of the accommodating groove, a supporting plate is installed at the top of the second spring, a fixing column is installed at the top of the supporting plate, the top of the fixing column extends out of the top of the first door, a pull rope is installed at the bottom of the supporting plate, and one end of the pull rope is connected with the outer wall of the rolling wheel;
the utility model discloses a door frame, including door frame, triggering groove, cylinder, lifting column, slider, door frame, the inner wall in triggering groove installs No. two motors, and the threaded rod is installed to the output of No. two motors, and the movable block is installed to the outer wall of threaded rod, and the cylinder is installed to the inside diapire of movable block, and the lift post is installed to the output of cylinder, and the slider is installed at the top of lift post, and the spout has been seted up to the inside roof of door frame, and the groove of getting out has been seted up to the inner wall of spout.
Preferably, the storage chamber has been seted up to the inside of door frame, and the inlet pipe has been seted up to the inner wall of storing the chamber, and the opening-closing plate is installed to the outer wall of door frame, and the springer is installed to the inner wall of storing the chamber, and the closing plate is installed to the outer wall of springer, and the outer wall of closing plate is installed and is pressed the depression bar, and just presses the inside that the one end of depression bar extended into the spout.
Preferably, the air cavity has been seted up to the inside of door frame, and the air pump is installed to the inside roof of air cavity, and the trachea is installed to the outer wall of air pump, and the venthole has been seted up to the inside diapire of air cavity, and the bottom of venthole extends into the inside of spout, and the shape of worker piece is installed to the inside diapire of air cavity, and the bottom of shape of worker piece extends into the inside of spout.
Preferably, the fixer is installed to the outer wall of a door, and the circular slot has been seted up to the outer wall of fixer, and the cell body has been seted up to the inner wall of circular slot, and the restriction piece is installed to the inner wall of cell body, and No. three springs are installed to the inner wall of cell body, and magnet is installed to the one end of No. three springs, and the string is installed to the outer wall of magnet.
Preferably, the baffle is installed to the outer wall of fixer, and the connecting plate is installed to the outer wall of baffle, and soft cloth is installed to the outer wall of baffle, and the outer wall connection of one side outer wall and fixer of soft cloth, and the fixed slot has been seted up to the outer wall of fixer, and the fixed axle is installed to the back diapire of fixed slot, and the outer wall of fixed axle is installed and is changeed the board.
Preferably, the folding door is operated as follows:
s1, when a first door and a second door are closed, the original tightened connecting rope gradually starts to relax, so that a first spring with stored force gradually bounces a piston, the piston moves to enable gas in a cavity to be extruded into an air bag by the piston, the air bag gradually bulges to enable a door seam of the first door and the second door to be attached by the air bag, the air tightness is improved, when a folding door is opened, the first door and the second door bend to enable the connecting rope to be pulled on a fixed block, the piston is driven by the connecting rope, the gas of the air bag is pumped into the cavity through the movement of the piston, the air bag is flatly contracted in a groove, the sealing performance of the door seam is improved through the folding of the air bag, when the folding door is closed, a sealing gasket of a fixed plate is located on the outer side of the door seam, the sealing performance is further improved, heat is prevented from being transferred from the door seam, and the heat insulation performance is improved;
s2, during installation, a first door and a second door are aligned to the installation position of a door frame, a first motor rotates to drive a rolling wheel to rotate, the rolling wheel rotates to loosen a pull rope on the rolling wheel, a second spring upwards bounces a support plate, the support plate moves to drive a fixed column to move, the fixed column gradually lifts and is embedded into the inside of the door frame, installation of the first door is completed, then an air cylinder drives a lifting column to lift, a sliding block moves into a taking-out groove and is at the same height as the sliding groove, a second motor rotates to drive a threaded rod to rotate, the threaded rod rotates to drive a moving block to move, the moving block drives the lifting column to move, the lifting column moves to drive the sliding block to move into the sliding groove, and the second door is installed on the door frame after the second door is installed on the door frame, and the folding door can be quickly installed on the door frame only by reversing of the motor when the folding door needs to be disassembled;
s3, when the folding door is opened and closed, the sliding block slides in the sliding groove along with the folding door, when the sliding block is in extrusion contact with the pressing rod, the pressing rod moves to drive the sealing plate to move, the sealing plate moves to open the flow opening of the storage cavity, so that lubricating oil in the storage cavity flows into the sliding groove, when the sliding block does not extrude the pressing rod any more, the spring device restores the sealing plate to the original shape, so that the flow opening between the sliding groove and the storage cavity is closed again, the sliding block can be periodically lubricated when the folding door moves, the opening and closing of the folding door can be kept smooth all the time, the air pump can pump outside air into the air cavity, when the sliding block moves, the sliding block pushes the industrial block, the air outlet closed by the industrial block is opened, so that the air in the air cavity is sprayed out from the air outlet, the sliding groove can be sprayed by air flow, dust accumulated in the sliding groove is removed, the blocking of the sliding groove is avoided, and the opening and closing fluency of the folding door is improved;
s4, when the folding door is completely opened, the handle is embedded into the circular groove of the fixer, and the soft cloth is extruded by the handle to enter the circular groove, so that the baffle is driven by the soft cloth, so that the baffle is rotated to close the circular groove, at the moment, the magnet is adsorbed by the iron handle to move, the magnet moves to drive the string to move, one end of the string is connected with the rotating plate, the string moves to drive the rotating plate to rotate, so that the rotating plate limits the connecting plate, so that the baffle can not move back, so that the handle is limited to move on the fixer, when the folding door needs to be closed again, only the rotating plate needs to be rotated, so that the connecting plate is not limited by the rotating plate any more, the structure enables the folding door to be simply locked when being opened, and the condition that the folding door is accidentally closed is avoided.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the groove, the air bag, the cavity and the piston are arranged, when the first door and the second door are closed, the originally tightened connecting rope gradually begins to relax, so that the first spring with the stored force gradually bounces the piston, the piston moves to enable the gas in the cavity to be extruded into the air bag by the piston, the air bag gradually swells to enable the door seam of the first door and the second door to be attached by the air bag, the air tightness is improved, when the folding door is opened, the first door and the second door bend to enable the connecting rope to be pulled on the fixed block, the piston is driven by the connecting rope, the gas in the air bag is pumped into the cavity by the movement of the piston, the air bag is flatly contracted in the groove, the sealing performance of the door seam is improved by the folding of the air bag, and when the folding door is closed, the sealing gasket of the fixed plate is positioned at the outer side of the door seam, the sealing performance is further improved, so that the heat is prevented from being transferred from the door seam, and the heat insulation performance is improved;
2. according to the folding door, the winding wheel, the pull rope and the fixed column are installed, when the folding door is installed, the first door and the second door are aligned to the installation position of the door frame, the first motor rotates to drive the winding wheel to rotate, the winding wheel rotates to loosen the pull rope on the winding wheel, the second spring enables the support plate to bounce upwards, the support plate moves to drive the fixed column to move, the fixed column gradually rises and is embedded into the door frame, the first door is installed, then the cylinder drives the lifting column to rise, the sliding block moves into the taking-out groove and is at the same height as the sliding groove, the second motor rotates to drive the threaded rod to rotate, the threaded rod rotates to drive the moving block to move, the moving block drives the lifting column to move, the lifting column moves to drive the sliding block to move into the sliding groove, the second door is installed on the door frame after the second door is installed on the door frame, and the folding door can be installed on the door frame quickly only by reversing the motor when the folding door needs to be disassembled;
3. according to the invention, the storage cavity, the feeding pipe and the pressing rod are installed, when the folding door is opened and closed, the sliding block slides in the sliding groove along with the folding door, when the sliding block is in extrusion contact with the pressing rod, the pressing rod moves to drive the sealing plate to move, the sealing plate moves to open the flow opening of the storage cavity, so that lubricating oil in the storage cavity flows into the sliding groove, when the sliding block does not extrude the pressing rod any more, the spring device restores the sealing plate to the original shape, so that the flow opening between the sliding groove and the storage cavity is closed again, the structure ensures that the sliding block can be lubricated regularly when the folding door moves, so that the opening and closing of the folding door are kept smooth all the time, the air pump can pump outside air into the air cavity, when the sliding block moves, the sliding block presses the tooling block to open the air outlet closed by the tooling block, so that the air in the air cavity is sprayed out from the air outlet, the sliding groove can be sprayed by air flow, so that dust accumulated in the sliding groove is removed, the blockage of the sliding groove is avoided, and the opening and the smoothness of the folding door is improved;
4. according to the folding door, the baffle plate, the rotating plate and the fixing groove are arranged, when the folding door is completely opened, the handle is embedded into the circular groove of the fixer, the soft cloth is extruded into the circular groove by the handle, the baffle plate is driven by the soft cloth, the baffle plate rotates to close the circular groove, the magnet is adsorbed by the iron handle to move at the moment, the magnet moves to drive the thin rope to move, one end of the thin rope is connected with the rotating plate, the thin rope moves to drive the rotating plate to rotate, the rotating plate limits the connecting plate, the baffle plate cannot move back, the handle is limited to move on the fixer, when the folding door needs to be closed again, the rotating plate only needs to rotate, the connecting plate is not limited by the rotating plate, the structure enables the folding door to be simply locked when the folding door is opened, and the situation that the folding door is accidentally closed is avoided.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the exterior structure of the door I of the present invention;
FIG. 3 is a schematic front view of the present invention;
FIG. 4 is a schematic view of the inner structure of the door I according to the present invention;
FIG. 5 is a schematic view of a fixing plate according to the present invention;
FIG. 6 is a schematic diagram of a trigger slot structure according to the present invention;
FIG. 7 is a schematic view of a doorframe of the present invention;
FIG. 8 is a schematic view of a storage chamber according to the present invention;
fig. 9 is a schematic view of the structure of the fastener of the present invention.
In the figure: 1. a door frame; 101. a first door; 102. a hinge; 103. a second door; 104. a handle; 105. A glass plate; 106. sound-insulating glue; 2. a groove; 201. an air bag; 202. a cavity; 203. a connecting pipe; 204. a piston; 205. a first spring; 206. connecting ropes; 207. a fixed block; 208. a fixing plate; 209. Mounting holes; 210. a gasket; 3. a rectangular groove; 301. a first motor; 302. a winding wheel; 303. a receiving groove; 304. a second spring; 305. a support plate; 306. fixing a column; 307. pulling a rope; 4. a trigger slot; 401. a second motor; 402. a threaded rod; 403. a moving block; 404. a cylinder; 405. a lifting column; 406. A slider; 407. a chute; 408. taking out of the groove; 5. a storage chamber; 501. a feed pipe; 502. opening and closing the board; 503. a spring device; 504. a sealing plate; 505. a pressing lever; 6. an air cavity; 601. an air pump; 602. an air tube; 603. an air outlet; 604. a H-shaped block; 7. a holder; 701. a circular groove; 702. a trough body; 703. A limiting block; 704. a magnet; 705. a third spring; 706. a string; 8. a baffle plate; 801. a connecting plate; 802. softening the cloth; 803. fixing grooves; 804. a fixed shaft; 805. and (6) rotating the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-9, an embodiment of the present invention is shown: a barrier-free ultra-silent heat-insulation folding door comprises a door frame 1, a first door 101, a second door 103, a groove 2 and a rectangular groove 3, wherein the first door 101 is installed on the inner wall of the door frame 1, a hinge 102 is installed on the outer wall of the first door 101, the second door 103 is installed on the outer wall of the hinge 102, a handle 104 is installed on the outer wall of the second door 103, a glass plate 105 is installed on the outer wall of the first door 101, a sound-insulation glue 106 is installed on the inner wall of the glass plate 105, the sound insulation glue 106 and a double-layer glass plate 105 improve the sound insulation property, the handle 104 is used for opening and closing the folding door, the hinge 102 is used for connecting the first door 101 and the second door 102, and a sliding rail structure of the folding door is located at the top of the folding door, so that the ground is free of barriers after the folding door is opened;
the outer wall of the first door 101 is provided with a groove 2, the inner wall of the groove 2 is provided with an air bag 201, the inner part of the first door 101 is provided with a cavity 202, the outer wall of the air bag 201 is provided with a connecting pipe 203, one end of the connecting pipe 203 extends into the cavity 202, the inner wall of the cavity 202 is provided with a piston 204, the outer wall of the piston 204 is provided with a first spring 205, one end of the first spring 205 is connected with the inner wall of the cavity 202, the outer wall of the piston 204 is provided with a connecting rope 206, the inner wall of the second door 103 is provided with a fixing block 207, one end of the connecting rope 206 is connected with the outer wall of the fixing block 207, the outer wall of the first door 101 is provided with a fixing plate 208, the outer wall of the fixing plate 208 is provided with a mounting hole 209, the outer wall of the fixing plate 208 is provided with a sealing gasket 210, when the first door 101 and the second door 103 are closed, the originally tightened connecting rope 206 gradually loosens, the piston 204 is gradually bounced by the first spring 205 with power, the gas in the cavity 202 is extruded into the air bag 201 by the piston 204 due to the movement of the piston 204, the air bag 201 gradually swells, so that the seams of the first door 101 and the second door 103 are jointed by the air bag 201, the air tightness is improved, when the folding door is opened, the connecting rope 206 is pulled on the fixing block 207 due to the bending of the first door 101 and the second door 103, the piston 204 is driven by the connecting rope 206, the gas in the air bag 201 is pumped into the cavity 202 due to the movement of the piston 204, and the air bag 201 is flatly contracted in the groove 2, so that the sealing performance of the seams is improved by the folding of the air bag 201, and when the folding door is closed, the sealing gasket 210 of the fixing plate 208 is positioned on the outer side of the seams, the sealing performance is further improved, the heat is prevented from being transmitted from the seams, and the heat insulation performance is improved;
the inner wall of the first door 101 is provided with a rectangular groove 3, the interior of the second door 103 is provided with a trigger groove 4, the inner wall of the rectangular groove 3 is provided with a first motor 301, the output end of the first motor 301 is provided with a rolling wheel 302, the inner wall of the first door 101 is provided with a containing groove 303, the inner bottom wall of the containing groove 303 is provided with a second spring 304, the top of the second spring 304 is provided with a supporting plate 305, the top of the supporting plate 305 is provided with a fixed column 306, the top of the fixed column 306 extends out of the top of the first door 101, the bottom of the supporting plate 305 is provided with a pull rope 307, one end of the pull rope 307 is connected with the outer wall of the rolling wheel 302, the inner wall of the trigger groove 4 is provided with a second motor 401, the output end of the second motor 401 is provided with a threaded rod 402, the outer wall of the threaded rod 402 is provided with a moving block 403, the inner bottom wall of the moving block 403 is provided with a cylinder 404, the output end of the cylinder 404 is provided with a lifting column 405, and the top of the lifting column 405 is provided with a sliding block 406, A sliding groove 407 is formed in the top wall of the interior of a door frame 1, an extraction groove 408 is formed in the inner wall of the sliding groove 407, when the door is installed, a first door 101 and a second door 103 are aligned with the installation position of the door frame 1, a first motor 301 rotates to drive a winding wheel 302 to rotate, the winding wheel 302 rotates to loosen a pull rope 307 on the winding wheel 302, a second spring 304 enables a support plate 305 to bounce upwards, the support plate 305 moves to drive a fixed column 306 to move, the fixed column 306 gradually lifts and is embedded into the interior of the door frame 1, the first door 101 is installed, then an air cylinder 404 drives a lifting column 405 to lift, a sliding block 406 moves into the extraction groove 408 and is at the same height as the sliding groove 407, then a second motor 401 rotates to drive a threaded rod 402 to rotate, the threaded rod 402 rotates to drive a moving block 403 to move, the moving block 403 drives the lifting column 405 to move, the lifting column 405 moves to drive the sliding block 406 to move into the sliding groove 407, the second door 103 is installed on the door frame 1 after the second door is installed, the folding door can be quickly installed on the door frame 1 through the structure, and only the motor needs to rotate reversely when the folding door needs to be disassembled;
a storage cavity 5 is arranged in the door frame 1, a feeding pipe 501 is arranged on the inner wall of the storage cavity 5, a plywood 502 is arranged on the outer wall of the door frame 1, a spring 503 is arranged on the inner wall of the storage cavity 5, a sealing plate 504 is arranged on the outer wall of the spring 503, a pressing rod 505 is arranged on the outer wall of the sealing plate 504, one end of the pressing rod 505 extends into the sliding chute 407, an air chamber 6 is formed in the door frame 1, an air pump 601 is mounted on the top wall of the air chamber 6, an air pipe 602 is mounted on the outer wall of the air pump 601, an air outlet 603 is formed in the bottom wall of the air chamber 6, and the bottom of the air outlet 603 extends into the inside of the sliding chute 407, the inner bottom wall of the air cavity 6 is provided with the I-shaped block 604, the bottom of the I-shaped block 604 extends into the inside of the sliding chute 407, when the folding door is opened and closed, the sliding block 406 slides along the sliding slot 407 along with the folding door, and when the sliding block 406 is in pressing contact with the pressing rod 505, the pressing rod 505 moves to drive the sealing plate 504 to move, the sealing plate 504 moves to open the flow opening of the storage cavity 5, so that the lubricant in the storage cavity 5 flows into the sliding slot 407, when the slider 406 no longer presses the pressing rod 505, the spring 503 restores the sealing plate 504 to its original shape, so that the flow opening between the sliding slot 407 and the storage chamber 5 is re-closed, this configuration allows the slider 406 to be periodically lubricated as the folding door moves, so that the folding door can be opened and closed smoothly all the time, and the air pump 601 can pump the outside air into the air cavity 6, when the slide block 406 moves, the slide block 406 presses against the workpiece block 604, so that the air outlet 603 closed by the workpiece block 604 is opened, so that the gas in the gas chamber 6 is ejected from the gas outlet 603, the chute 407 is ejected by the gas flow, therefore, dust accumulated in the sliding chute 407 is removed, the sliding chute 407 is prevented from being blocked, and the opening and closing fluency of the folding door is improved;
the outer wall of the first door 101 is provided with a fixer 7, the outer wall of the fixer 7 is provided with a circular groove 701, the inner wall of the circular groove 701 is provided with a groove body 702, the inner wall of the groove body 702 is provided with a limiting block 703, the inner wall of the groove body 702 is provided with a third spring 705, one end of the third spring 705 is provided with a magnet 704, the outer wall of the magnet 704 is provided with a string 706, the outer wall of the fixer 7 is provided with a baffle 8, the outer wall of the baffle 8 is provided with a connecting plate 801, the outer wall of the baffle 8 is provided with a soft cloth 802, one side outer wall of the soft cloth 802 is connected with the outer wall of the fixer 7, the outer wall of the fixer 7 is provided with a fixing groove 803, the bottom wall of the back of the fixing groove 803 is provided with a fixing shaft 804, the outer wall of the fixing shaft 804 is provided with a rotating plate 805, when the folding door is completely opened, the handle 104 is embedded into the circular groove 701 of the fixer 7, the soft cloth 802 is squeezed by the handle 104 to enter the circular groove 701, the baffle 8 is driven by the soft cloth 802 to rotate to close the circular groove 701, the magnet 704 is attracted by the iron handle 104 to move at the moment, the magnet 704 moves to drive the thin rope 706 to move, one end of the thin rope 706 is connected with the rotating plate 805, the thin rope 706 moves to drive the rotating plate 805 to rotate, the rotating plate 805 limits the connecting plate 801, the baffle 8 cannot move back, the handle 104 is limited to move on the fixer 7, when the folding door needs to be closed again, the rotating plate 805 only needs to rotate, the connecting plate 801 is not limited by the rotating plate 805 any more, the folding door is simply locked when being opened by the structure, and the situation that the folding door is accidentally closed is avoided.
The working principle is that when the first door 101 and the second door 103 are closed, the originally tightened connecting rope 206 gradually starts to relax, so that the first spring 205 with accumulated force gradually bounces the piston 204, the piston 204 moves to enable the gas in the cavity 202 to be extruded by the piston 204 into the air bag 201, the air bag 201 gradually swells to enable the door seams of the first door 101 and the second door 103 to be attached by the air bag 201, the air tightness is improved, when the folding door is opened, the bending of the first door 101 and the second door 103 enables the connecting rope 206 to be pulled on the fixing block 207, the piston 204 is driven by the connecting rope 206, the gas in the air bag 201 is pumped into the cavity 202 through the movement of the piston 204, the air bag 201 is concavely contracted in the groove 2, the sealing performance of the door seams is improved through the folding of the air bag 201, and when the folding door is closed, the sealing gasket 210 of the fixing plate 208 is positioned outside the door seams, the sealing performance is further improved, thereby avoiding heat transfer from the door gap, improving heat insulation performance, when in installation, the first door 101 and the second door 103 are aligned with the installation position of the door frame 1, the first motor 301 rotates to drive the rolling wheel 302 to rotate, the rolling wheel 302 rotates to loosen the pull rope 307 on the rolling wheel 302, the second spring 304 enables the support plate 305 to bounce upwards, the support plate 305 moves to drive the fixed column 306 to move, the fixed column 306 is gradually lifted and embedded into the door frame 1, the installation of the first door 101 is completed, then the cylinder 404 drives the lifting column 405 to lift, the slide block 406 moves into the taking-out groove 408 and is at the same height with the sliding groove 407, then the second motor 401 rotates to drive the threaded rod 402 to rotate, the threaded rod 402 rotates to drive the moving block 403 to move, the moving block 403 drives the lifting column 405 to move, the lifting column 405 moves to drive the slide block 406 to move into the sliding groove 407, and the second door 103 is installed on the door frame 1, the structure ensures that the folding door can be quickly installed on the doorframe 1, only a motor needs to be reversely rotated when the folding door needs to be disassembled, when the folding door is opened and closed, the sliding block 406 slides in the sliding groove 407 along with the folding door, when the sliding block 406 is in extrusion contact with the pressing rod 505, the pressing rod 505 moves to drive the sealing plate 504 to move, the sealing plate 504 moves to open the flow opening of the storage cavity 5, so that lubricating oil in the storage cavity 5 flows into the sliding groove 407, when the sliding block 406 does not extrude the pressing rod 505 any more, the spring device 503 restores the sealing plate 504 to the original shape, so that the flow opening between the sliding groove 407 and the storage cavity 5 is closed again, the structure ensures that the sliding block 406 can be periodically lubricated when the folding door moves, thereby the opening and closing of the folding door are kept smooth, the air pump 601 can suck external air into the air cavity 6 all the time, when the sliding block 406 moves, the sliding block 406 presses the industrial block 604, so that the air outlet 603 sealed by the i-shaped block 604 is opened, and the air in the air cavity 6 is ejected from the air outlet 603, and the sliding chute 407 is ejected by the air flow, thereby removing the dust accumulated in the sliding chute 407, avoiding the blockage of the sliding chute 407, and improving the smoothness of opening and closing of the folding door, when the folding door is completely opened, the handle 104 is embedded into the circular groove 701 of the fixer 7, and the soft cloth 802 is squeezed by the handle 104 into the circular groove 701, so that the baffle 8 is driven by the soft cloth 802, so that the baffle 8 rotates to close the circular groove 701, at this time, the magnet 704 is attracted and moved by the iron handle 104, the magnet 704 moves to drive the string 706 to move, one end of the string 706 is connected with the rotating plate 805, the string 706 moves to drive the rotating plate to rotate, so that the rotating plate 805 restricts the connecting plate 801, so that the baffle 8 cannot move back, so that the handle 104 is restricted from moving on the fixer 7, and when the folding door needs to be closed again, only need to rotate commentaries on classics board 805 for connecting plate 801 no longer by commentaries on classics board 805 restriction can, this structure makes the folding door simply locked when opening, has avoided the unexpected condition of closing of folding door.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a thermal-insulated folding door of accessible super-silent, includes door frame (1), a door (101), no. two doors (103), recess (2) and rectangular channel (3), its characterized in that: the outer wall of the first door (101) is provided with a groove (2);
an air bag (201) is installed on the inner wall of the groove (2), a cavity (202) is formed in the first door (101), a connecting pipe (203) is installed on the outer wall of the air bag (201), one end of the connecting pipe (203) extends into the cavity (202), a piston (204) is installed on the inner wall of the cavity (202), a first spring (205) is installed on the outer wall of the piston (204), one end of the first spring (205) is connected with the inner wall of the cavity (202), a connecting rope (206) is installed on the outer wall of the piston (204), a fixing block (207) is installed on the inner wall of the second door (103), one end of the connecting rope (206) is connected with the outer wall of the fixing block (207), a fixing plate (208) is installed on the outer wall of the first door (101), a mounting hole (209) is formed in the outer wall of the fixing plate (208), and a sealing gasket (210) is installed on the outer wall of the fixing plate (208);
the inner wall of the first door (101) is provided with a rectangular groove (3);
a trigger groove (4) is formed in the second door (103), a first door (101) is installed on the inner wall of the door frame (1), a hinge (102) is installed on the outer wall of the first door (101), the second door (103) is installed on the outer wall of the hinge (102), a handle (104) is installed on the outer wall of the second door (103), a glass plate (105) is installed on the outer wall of the first door (101), and a sound insulation glue (106) is installed on the inner wall of the glass plate (105);
the inner wall of the rectangular groove (3) is provided with a first motor (301), the output end of the first motor (301) is provided with a rolling wheel (302), the inner wall of a first door (101) is provided with a containing groove (303), the inner bottom wall of the containing groove (303) is provided with a second spring (304), the top of the second spring (304) is provided with a support plate (305), the top of the support plate (305) is provided with a fixed column (306), the top of the fixed column (306) extends out of the top of the first door (101), the bottom of the support plate (305) is provided with a pull rope (307), and one end of the pull rope (307) is connected with the outer wall of the rolling wheel (302);
no. two motors (401) are installed to the inner wall of trigger groove (4), threaded rod (402) are installed to the output of No. two motors (401), movable block (403) are installed to the outer wall of threaded rod (402), cylinder (404) are installed to the inside diapire of movable block (403), lift post (405) are installed to the output of cylinder (404), slider (406) are installed at the top of lift post (405), spout (407) have been seted up to the inside roof of door frame (1), take-out groove (408) have been seted up to the inner wall of spout (407).
2. The barrier-free ultra-silent heat-insulation folding door as claimed in claim 1, wherein: storage chamber (5) have been seted up to the inside of door frame (1), inlet pipe (501) have been seted up to the inner wall of storage chamber (5), open-close plate (502) are installed to the outer wall of door frame (1), and springer (503) are installed to the inner wall of storage chamber (5), and closing plate (504) are installed to the outer wall of springer (503), and press down depression bar (505) are installed to the outer wall of closing plate (504), and the one end of pressing down depression bar (505) extends into the inside of spout (407).
3. The barrier-free ultra-silent heat-insulation folding door as claimed in claim 1, wherein: air cavity (6) have been seted up to the inside of door frame (1), and air pump (601) are installed to the inside roof of air cavity (6), and trachea (602) are installed to the outer wall of air pump (601), and venthole (603) have been seted up to the inside diapire of air cavity (6), and the bottom of venthole (603) extends into the inside of spout (407), and worker's shape piece (604) are installed to the inside diapire of air cavity (6), and the bottom of worker's shape piece (604) extends into the inside of spout (407).
4. The barrier-free ultra-silent heat-insulation folding door as claimed in claim 1, wherein: fixer (7) are installed to the outer wall of a door (101), circular recess (701) have been seted up to the outer wall of fixer (7), cell body (702) have been seted up to the inner wall of circular recess (701), restriction piece (703) are installed to the inner wall of cell body (702), no. three spring (705) are installed to the inner wall of cell body (702), magnet (704) are installed to the one end of No. three spring (705), string (706) are installed to the outer wall of magnet (704).
5. The barrier-free ultra-silent heat-insulation folding door as claimed in claim 4, wherein: baffle (8) are installed to the outer wall of fixer (7), and connecting plate (801) are installed to the outer wall of baffle (8), and soft cloth (802) are installed to the outer wall of baffle (8), and the outer wall connection of one side outer wall of soft cloth (802) and fixer (7), and fixed slot (803) have been seted up to the outer wall of fixer (7), and fixed axle (804) are installed to the back diapire of fixed slot (803), and commentaries on classics board (805) are installed to the outer wall of fixed axle (804).
6. An unobstructed ultra silent insulated folding door as claimed in any one of claims 1 to 5, wherein said folding door is operated by the following steps:
s1, when a first door (101) and a second door (103) are closed, an originally tightened connecting rope (206) gradually loosens, so that a first spring (205) with accumulated force gradually bounces a piston (204), the piston (204) moves to enable gas in a cavity (202) to be extruded into an air bag (201) by the piston (204), the air bag (201) gradually bulges to enable door seams of the first door (101) and the second door (103) to be attached by the air bag (201), air tightness is improved, when the folding door is opened, bending of the first door (101) and the second door (103) enables the connecting rope (206) to be pulled on a fixing block (207), the piston (204) is driven by the connecting rope (206), the piston (204) moves to draw the gas in the air bag (201) into the cavity (202), the air bag (201) contracts in a concave mode in a groove (2), sealing performance of the door seams is improved through the air bag (201), when the door seams are closed, sealing gaskets (208) of the door seams are closed, heat is further improved, and heat is further transferred from the sealing gaskets (210) of the door seams, so that heat is prevented;
s2, during installation, a first door (101) and a second door (103) are aligned to the installation position of a door frame (1), a first motor (301) rotates to drive a rolling wheel (302) to rotate, the rolling wheel (302) rotates to enable a pull rope (307) on the rolling wheel (302) to relax, a second spring (304) enables a support plate (305) to bounce upwards, the support plate (305) moves to drive a fixed column (306) to move, the fixed column (306) is gradually lifted and embedded into the door frame (1), installation of the first door (101) is completed, then an air cylinder (404) drives a lifting column (405) to lift, a sliding block (406) moves into a taking-out groove (408) and is at the same height with a sliding groove (407), then the second motor (401) rotates to drive a threaded rod (402) to rotate to drive a moving block (403) to move, the moving block (403) drives the lifting column (405) to move, the lifting column (406) drives the sliding block (407) to move into the sliding groove (407), and the threaded rod (407) to move, so that the second door (103) can be installed on the door frame (1) after the folding door frame is disassembled, the folding door frame (1) can be quickly;
s3, when the folding door is opened, the sliding block (406) slides in the sliding groove (407) along with the folding door, when the sliding block (406) is in extrusion contact with the pressing rod (505), the pressing rod (505) moves to drive the sealing plate (504) to move, the sealing plate (504) moves to open the flow opening of the storage cavity (5), so that lubricating oil in the storage cavity (5) flows into the sliding groove (407), when the sliding block (406) does not extrude the pressing rod (505), the spring (503) restores the sealing plate (504) to the original state, so that the flow opening between the sliding groove (407) and the storage cavity (5) is closed again, the structure ensures that the sliding block (406) can be lubricated periodically when the folding door moves, so that the opening and closing of the folding door are kept smooth all the time, the air pump (601) can pump outside air into the air cavity (6), when the sliding block (406) moves, the sliding block (604) is pressed by the sliding block (604), so that the air outlet hole (603) closed by the block (604) is opened, and the air flow in the air cavity (6) can be ejected from the sliding groove (407), so as to avoid the dust from being blocked, and the sliding groove (407) being ejected;
s4, when the folding door is completely opened, the handle (104) is embedded into the circular groove (701) of the fixer (7), the soft cloth (802) is squeezed by the handle (104) to enter the circular groove (701), the baffle (8) is driven by the soft cloth (802), the baffle (8) rotates to close the circular groove (701), at the moment, the magnet (704) is attracted by the iron handle (104) to move, the magnet (704) moves to drive the thin rope (706) to move, one end of the thin rope (706) is connected with the rotating plate (805), the thin rope (706) moves to drive the rotating plate (805) to rotate, the rotating plate (805) limits the connecting plate (801), the baffle (8) cannot move back, the handle (104) is limited to move on the fixer (7), when the folding door needs to be closed again, the rotating plate (805) is only needed to rotate, the connecting plate (801) is not limited by the rotating plate (805), and the connecting plate is not limited to be closed any more.
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| CN202210363630.XA CN114607237B (en) | 2022-04-07 | 2022-04-07 | Barrier-free ultra-silent heat insulation folding door |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210363630.XA CN114607237B (en) | 2022-04-07 | 2022-04-07 | Barrier-free ultra-silent heat insulation folding door |
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| CN114607237A CN114607237A (en) | 2022-06-10 |
| CN114607237B true CN114607237B (en) | 2022-12-09 |
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| CN202210363630.XA Active CN114607237B (en) | 2022-04-07 | 2022-04-07 | Barrier-free ultra-silent heat insulation folding door |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115075434B (en) * | 2022-07-15 | 2023-09-19 | 江苏凯奥净化科技股份有限公司 | Heat-insulating and sound-insulating folding board cover for clean room |
| CN115749501B (en) * | 2022-09-04 | 2023-11-07 | 南通金亿达门业有限公司 | Automatic induction door based on rail transit |
| CN115341832B (en) * | 2022-10-18 | 2022-12-27 | 南京马斯德克金属制品有限公司 | Barrier-free hand-clamping-prevention folding door |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004016600A (en) * | 2002-06-18 | 2004-01-22 | Takahashi Kyoko | Smokeproof apparatus for elevator entrance part |
| CN105507757A (en) * | 2016-01-19 | 2016-04-20 | 德阳凯达门业有限公司 | Folding door device with automatic folding function |
| WO2020152070A1 (en) * | 2019-01-22 | 2020-07-30 | Assa Abloy Entrance Systems Ab | A sealable sectional door system and a door sealing kit |
| CN215407932U (en) * | 2021-07-05 | 2022-01-04 | 苏州晶亚净化工程有限公司 | Electronic interlocking device for cleaning door |
| CN113995262A (en) * | 2021-11-24 | 2022-02-01 | 惠州市博腾智能家居有限公司 | Audio-visual intelligent sofa of family based on internet |
-
2022
- 2022-04-07 CN CN202210363630.XA patent/CN114607237B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004016600A (en) * | 2002-06-18 | 2004-01-22 | Takahashi Kyoko | Smokeproof apparatus for elevator entrance part |
| CN105507757A (en) * | 2016-01-19 | 2016-04-20 | 德阳凯达门业有限公司 | Folding door device with automatic folding function |
| WO2020152070A1 (en) * | 2019-01-22 | 2020-07-30 | Assa Abloy Entrance Systems Ab | A sealable sectional door system and a door sealing kit |
| CN215407932U (en) * | 2021-07-05 | 2022-01-04 | 苏州晶亚净化工程有限公司 | Electronic interlocking device for cleaning door |
| CN113995262A (en) * | 2021-11-24 | 2022-02-01 | 惠州市博腾智能家居有限公司 | Audio-visual intelligent sofa of family based on internet |
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Denomination of invention: A barrier free ultra silent thermal insulation folding door Effective date of registration: 20230331 Granted publication date: 20221209 Pledgee: Bank of China Limited by Share Ltd. Haian branch Pledgor: Jiangsu Kaiao Purification Technology Co.,Ltd. Registration number: Y2023980037154 |