CN110984800B

CN110984800B - Escape door

Info

Publication number: CN110984800B
Application number: CN201911296683.9A
Authority: CN
Inventors: 杨晓伟
Original assignee: Beijing Jianlei International Decoration Engineering Co ltd
Current assignee: Beijing Jianlei International Decoration Engineering Co ltd
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2021-07-06
Anticipated expiration: 2039-12-16
Also published as: CN110984800A

Abstract

The invention discloses an escape door which comprises a door frame, wherein a door plate is hinged to the door frame, a door closer connected with the door plate is arranged on the door frame, a limiting ring strip is arranged on one side of the door frame in the thickness direction, a hinge shaft is fixedly arranged on one side of the door plate, which is opposite to the limiting ring strip, and is fixed at one end, close to the hinge joint of the door plate and the door frame, of the door plate, and an actuating rod rotating around the axis of the hinge shaft is sleeved on the hinge shaft; the door plate is fixedly provided with a limiting plate, and the door plate is provided with a resetting mechanism; the reset mechanism drives the actuating rod to rotate around the hinge shaft until the actuating rod is contacted with the limiting plate, and the actuating rod is in a vertical state; the door plate is provided with a guide mechanism; the door plate is provided with a magnetic lock, and when the actuating rod rotates to be in contact with the limiting plate, the magnetic lock can limit the actuating rod to rotate back to the direction of the limiting plate; the door plate is provided with a protective cover. The invention has the effect of facilitating the escape door to be opened quickly through the passage.

Description

Escape door

Technical Field

The invention relates to the technical field of architectural decoration and protection, in particular to an escape door.

Background

The safety exit management is always disturbed by two spears for public security management and fire control management, from the perspective of public security and precaution, the firmer the exit locking is better, and from the perspective of accident escape, the more unblocked the safety channel is, the more effective the safety channel is, and the locking of the safety door is the big taboo of accident escape.

The Chinese patent with the publication number of CN101881106B discloses a double-door escape door lock, which comprises a lock groove, an electromagnet, a touch switch, a strip-shaped door lever and a door lever mounting body; one end of a strip-shaped door lever is hinged with the door lever mounting body, the other end of the strip-shaped door lever is provided with an electromagnet attraction plate, an electromagnet and a touch switch are respectively mounted in the lock groove, the attraction end of the electromagnet is arranged corresponding to one side of the electromagnet attraction plate, the touch switch is arranged corresponding to one side of the electromagnet attraction plate, and the touch switch is connected in a power supply loop of the electromagnet; install the atress protection checkpost in the locked groove, the atress protection checkpost has concave arc inside wall, and concave arc inside wall corresponds strip door thick stick setting. The door lock is simple in structure and convenient and fast to open.

Referring to fig. 1, the passway for escaping is provided with emergency exits, when the unexpected condition takes place, personnel in the passway for escaping can open the emergency exits and get into the passway for escaping, but for guaranteeing the daily safety in the passway for escaping in some buildings, avoid idle people to get into the passway for escaping from the passway for escaping through the emergency exits, be provided with magnetism suction device on the emergency exits of passway for escaping, the both sides setting of passway for escaping all is provided with the opening switch, the opening switch that is located the passway for escaping can be opened through pressing, the magnetic card that the opening switch that is located the passway for escaping needs to correspond is opened.

The above prior art solutions have the following drawbacks: although the opening switch in the aisle channel can be opened by pressing, people in the escape who are in disorder forget to press the opening switch and press the opening switch to influence the escape time.

Disclosure of Invention

An object of the present invention is to provide an escape door having an effect of facilitating the escape door to be opened rapidly through a passageway.

The technical purpose of the invention is realized by the following technical scheme:

an escape door comprises a door frame, wherein a door plate is hinged to the door frame, a door closer connected with the door plate is arranged on the door frame, the door closer can automatically close the door plate to be in contact with the door frame, a limiting ring strip is arranged on one side of the door frame in the thickness direction, the door closer drives the door plate to rotate around the hinge position of the door plate and the door frame until the door plate is in contact with and pressed against the limiting ring strip, a hinge shaft is fixedly arranged on one side of the door plate, which is opposite to the limiting ring strip, and is fixed to one end, which is close to the hinge position of the door plate and the door frame, of the door;

the door plate is fixedly provided with a limiting plate, and the door plate is provided with a resetting mechanism;

the reset mechanism comprises a torsional spring sleeved on the hinged shaft, the torsional spring applies acting force to the actuating rod, and the actuating rod is in a vertical state when the torsional spring pushes the actuating rod to rotate around the hinged shaft until the actuating rod is contacted with the limiting plate;

the door plate is provided with a guide mechanism which guides the hinged shaft to rotate around the axis of the actuating rod;

the door plate is provided with a magnetic lock, when the actuating rod rotates to be in contact with the limiting plate, the magnetic lock can limit the actuating rod to rotate in the direction opposite to the limiting plate, the magnetic lock is matched with a magnetic card, and the magnetic card is in contact with the magnetic lock to remove the limitation of the actuating rod by the magnetic lock;

be provided with the protection casing on the door plant, the protection casing covers torsional spring, limiting plate, guiding mechanism, the protection casing is stretched out to the one end that actuates the pole, set up on the protection casing and hold the groove of stepping down that actuates the pole and remove.

By adopting the technical scheme, when the door closer drives the door plate to be closed to be in contact with the limit ring strip, the door plate is provided with no handle for driving the door plate to rotate, the actuating rod is close to one end of the door plate hinged with the door frame, and a large acting force needs to be applied to the actuating rod to drive the door plate to rotate, so that a person in the escape passage can hardly open the door plate through the actuating rod on the door plate, but the person in the passage can open the door by pushing, and the door plate can be ensured to be quickly opened by the person in the passage under the daily state and prevent the person in the escape passage from entering the passage randomly;

when an operator with a magnetic card opens the magnetic lock, the magnetic lock relieves the limitation on the actuating rod, then a hand applies acting force to the actuating rod, the actuating rod rotates to the horizontal around the hinge shaft, at the moment, one end of the actuating rod, which is back to the hinge shaft, is far away from one end of the door plate, which is hinged with the door frame, and the acting force is applied to one end of the actuating rod, which is far away from the hinge shaft, so that the door plate can be driven to rotate, the door plate is opened, the safety of daily use of the door plate is ensured, and when an accident happens, personnel in a passageway can quickly enter the escape passage;

for magnetism inhale equipment and be in operating condition for a long time and need use the electric energy to keep magnetism inhale equipment normal work, under this scheme normal operating condition, there is not energy loss basically.

The invention is further configured to: the door plate is provided with an observation hole, a transparent plate is embedded in the observation hole, and the surface of the transparent plate, which is back to the limiting ring strip, is flush with the surface of the door plate.

Through adopting above-mentioned technical scheme, the condition of emergency exit thickness direction both sides is convenient for look over through the observation hole on the door plant in the setting of transparent plate, observes the condition of a fire, personnel's condition when being convenient for flee.

The invention is further configured to: one end of the actuating rod, which is back to the hinged shaft, is connected with an extension rod in a sliding way.

Through adopting above-mentioned technical scheme, the setting up of extension rod enables the staff to exert littleer effort to acting as the pole, just can drive the door plant through acting as the pole and open, is convenient for open the door plant through acting as the pole.

The invention is further configured to: the guide mechanism comprises a guide rail fixed on the door plate, a guide hole for accommodating the actuating rod to pass through is formed in the guide rail, and the guide hole is an annular hole taking the axis of the hinge shaft as a shaft.

By adopting the technical scheme, after the actuating rod passes through the guide hole, the actuating rod can only slide in the guide hole under the limitation of the guide rail, and the moving stability of the actuating rod is improved.

The invention is further configured to: the door frame is provided with a locking mechanism, and the locking mechanism can improve the resistance of the door plate rotating around the hinged part of the door plate and the door frame when the door plate is opened.

Through adopting above-mentioned technical scheme, locking mechanism's setting can further block the door plant and open, improves the resistance when the door plant is closed from the passway for escaping to the passageway is opened, further reduces the condition emergence that the door plant was opened maliciously.

The invention is further configured to: a square groove is formed in the door frame;

the locking mechanism comprises a V-shaped elastic sheet fixedly arranged in the square groove, and a locking hemisphere is fixedly arranged on one side of the V-shaped elastic sheet extending out of the square groove;

and the door plate is provided with a locking groove for accommodating a locking hemisphere.

By adopting the technical scheme, when the door plate rotates to be in mutual contact with the limiting ring strip, the V-shaped elastic sheet pushes the locking hemisphere to be embedded into the locking groove, so that the resistance of the door plate rotating around the hinged part of the door plate and the door frame is improved.

The invention is further configured to: when the actuating rod is in a vertical state, one end of the actuating rod, which is far away from the hinge shaft, is positioned above the hinge shaft.

Through adopting above-mentioned technical scheme, reduce child and exert the possibility of effect to acting as the pole, the staff is convenient for exert the effort to acting as the pole downwards simultaneously, makes things convenient for ordinary staff to exert the effort to acting as the pole from escape way one side.

The invention is further configured to: and a pushing handle is arranged on the surface of the door plate facing the limiting ring strip.

Through adopting above-mentioned technical scheme, the setting of pushing hands is convenient for opening of emergency exits.

The invention is further configured to: the area of the cross section of the outer side of the protective cover is gradually reduced along the direction far away from the door panel.

Through adopting above-mentioned technical scheme, when applying the effort of spacing ring one side dorsad to the door plant through the protection casing, the appearance of protection casing enables the effort increase of needs, further reduces to apply the circumstances that the effort made the door plant open to the protection casing and takes place.

In summary, the invention includes at least one of the following advantages:

1. when the door closer drives the door plate to be closed to be in contact with the limiting ring strip, the door plate is provided with no handle for driving the door plate to rotate, the actuating rod is close to one end of the door plate hinged to the door frame, and a large acting force needs to be applied to the actuating rod to drive the door plate to rotate, so that a person in the escape passage can hardly open the door plate through the actuating rod on the door plate, but the person in the passage can open the door through pushing, and the door plate can be ensured to be quickly opened by the person in the passage under the daily state and can be prevented from randomly entering the passage; when an operator with a magnetic card opens the magnetic lock, the magnetic lock relieves the limitation on the actuating rod, then a hand applies acting force to the actuating rod, the actuating rod rotates to the horizontal around the hinge shaft, at the moment, one end of the actuating rod, which is back to the hinge shaft, is far away from one end of the door plate, which is hinged with the door frame, and the acting force is applied to one end of the actuating rod, which is far away from the hinge shaft, so that the door plate can be driven to rotate, the door plate is opened, the safety of daily use of the door plate is ensured, and when an accident happens, personnel in a passageway can quickly enter the escape passage;

2. the arrangement of the extension rod enables a hand to apply smaller acting force to the actuating rod, so that the door plate can be driven to be opened through the actuating rod, and the door plate can be conveniently opened through the actuating rod;

3. when the door panel rotates to be in contact with the limiting ring strip, the V-shaped elastic sheet pushes the locking hemisphere to be embedded into the locking groove, and therefore resistance of the door panel rotating around the hinged position of the door panel and the door frame is improved.

Drawings

FIG. 1 is a schematic diagram of a prior art configuration;

FIG. 2 is a schematic view of the overall structure of the embodiment as viewed from the aisle path;

FIG. 3 is a schematic view of the whole structure of the escape passage in the embodiment;

FIG. 4 is a schematic sectional view of the locking mechanism shown above the door panel in the embodiment;

fig. 5 is an exploded view of the embodiment showing the reset mechanism.

In the figure, 1, a door frame; 11. a limiting ring strip; 12. a square groove; 2. a door panel; 21. an observation hole; 22. a transparent plate; 23. a pushing handle; 24. a locking groove; 3. a reset mechanism; 31. hinging a shaft; 32. a torsion spring; 33. a limiting plate; 34. a protective cover; 341. a yielding groove; 35. a stopper plate; 4. a door closer; 5. an actuating rod; 51. an extension pole; 6. a guide mechanism; 61. a guide rail; 62. an annular aperture; 7. a magnetic lock; 71. a lock head; 8. a locking mechanism; 81. a V-shaped elastic sheet; 82. and locking the hemisphere.

Detailed Description

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

Example one

Referring to fig. 2, the invention discloses an escape door, which comprises a door frame 1, wherein the door frame 1 is a U-shaped frame with an opening facing, the door frame 1 is fixed in an escape door hole of a building, one side of the door frame 1 is a passageway for indoor personnel to walk, and the other side of the door frame 1 is an escape channel provided with a walking ladder.

Referring to fig. 4, a limiting ring strip 11 is arranged on one side of the door frame 1 in the thickness direction, the limiting ring strip 11 is located on the inner side of the door frame 1, the structure of the limiting ring strip 11 is a U-shaped structure which is the same as that of the door frame 1 and has a downward opening, and the limiting ring strip 11 is located on one side of the door frame 1 close to the aisle channel.

Referring to fig. 2 and 3, two sides of the door frame 1 in the width direction are respectively hinged with door panels 2, the door panels 2 close and seal the frame opening of the door frame 1 when contacting with the limiting ring strip 11, and push handles 23 are arranged on the surfaces of the door panels 2 facing the limiting ring strip 11. All seted up observation hole 21 on door plant 2, observation hole 21 is the quad slit, all inlays in the observation hole 21 and is equipped with transparent plate 22, and transparent plate 22 is the surperficial parallel and level of spacing ring 11 dorsad with door plant 2.

Referring to fig. 3, a door closer 4 connected with the door panel 2 is arranged on the door frame 1, the door closer 4 can automatically close the door panel 2 to contact with the door frame 1, the door closer 4 drives the door panel 2 to rotate around the hinged position of the door panel 2 and the door frame 1 to contact and press with the limit ring strip 11, and the door closer 4 is positioned on one side of the door frame 1 close to the escape passage.

Referring to fig. 4, the door frame 1 is provided with a locking mechanism 8, and the locking mechanism 8 can improve the acting force of the door panel 2 rotating around the hinged position of the door panel 2 and the door frame 1 when the door panel 2 is opened. The door frame 1 is provided with square grooves 12, the square grooves 12 are positioned on the surface of the inner side of the door frame 1 facing the ground, the number of the square grooves 12 is two, and the two direction grooves 23 respectively correspond to the two door plates 2; the locking mechanism 8 comprises a V-shaped elastic sheet 81 fixedly arranged in the square groove 12, the V-shaped elastic sheet 81 comprises a fixed sheet tightly pressed on the door frame 1 by using a screw, a toggle sheet is integrally formed at one end of the fixed sheet, acting force is applied to the toggle sheet, the included angle between the toggle sheet and the fixed sheet can be adjusted, a locking hemisphere 82 is integrally formed on one side surface of the toggle sheet, which is opposite to the fixed sheet, and the locking hemisphere 82 can extend out of the square groove 12 under the driving of the toggle sheet; the side of door plant 2 top has been seted up and has been held locking hemisphere 82 male locking groove 24, and when door plant 2 moved towards spacing ring 11 direction, door plant 2 exerted the effort to locking hemisphere 82, and locking hemisphere 82 drives the stirring piece square inslot 12 of impressing, and when door plant 2 contacted with spacing ring 11, the stirring piece was impressed locking hemisphere 82 in locking groove 24.

Referring to fig. 3 and 5, one side of door plant 2 spacing ring strip 11 dorsad has set firmly articulated shaft 31, door plant 2 thickness direction is followed to articulated shaft 31 axis, articulated shaft 31 is fixed in door plant 2 and is close to its one end articulated with door frame 1, the cover is equipped with around articulated shaft 31 axis pivoted and acts as movable rod 5 on the articulated shaft 31, it is the round bar to act as movable rod 5, it sets up one and holds the hole of acting that articulated shaft 31 passed to act as movable rod 5 side, the axis of acting the hole is followed and is acted as movable rod 5 radial direction, the one end sliding connection that acts as movable rod 5 dorsad articulated shaft 31 has extension rod 51, it sets up rather than coaxial sliding hole to act as movable rod 5's terminal surface, extension rod 51 one end is stretched out in the sliding hole and is acted as movable rod 5 sliding connection, extension.

The articulated shaft 31 is sleeved with a torsion spring 32, two supporting ends of the torsion spring 32 are respectively abutted with a fixing plate fixed on the door plate 2, the supporting ends are abutted against one side of the fixing plate hinged to the door plate 2 and the door frame 1, the actuating part of the torsion spring 32 is abutted against the side face of the actuating rod 5, the torsion spring 32 applies acting force to the actuating rod 5, a limiting plate 33 is fixedly arranged on the door plate 2, the limiting plate 33 is positioned above the articulated shaft 31, the limiting plate 33 is arranged in the vertical direction, the torsion spring 32 pushes the actuating rod 5 to rotate around the articulated shaft 31 until the actuating rod 5 is contacted with the limiting plate 33, and the actuating rod; the door panel 2 is fixedly provided with a brake plate, and when the actuating rod 5 is pushed to rotate around the hinge shaft 31 until the actuating rod is contacted with the stop plate 35, the actuating rod 5 is in a horizontal state.

The door panel 2 is provided with a guide mechanism 6, and the guide mechanism 6 guides the hinge shaft 31 to rotate around the axis of the actuating rod 5; the guide mechanism 6 comprises a guide rail 61 fixed on the door panel 2, the guide rail 61 is an arc-shaped plate taking the axis of the hinge shaft 31 as an axis, a guide hole for accommodating the actuating rod 5 to pass through is formed in the guide rail 61, and the guide hole is an annular hole 62 taking the axis of the hinge shaft 31 as an axis.

The door plate 2 is fixedly provided with a protective cover 34, the sectional area of the outer side of the protective cover 34 is gradually reduced along the direction far away from the door plate 2, and the protective cover 34 is a table-shaped shell. The protection cover 34 covers the reset mechanism 3, the limiting plate 33, the brake plate and the guide mechanism 6, one end of the actuating rod 5 extends out of the protection cover 34 through the abdicating groove 341, and the abdicating groove 341 for accommodating the actuating rod 5 to move is formed in the side surface of the protection cover 34.

The protective cover 34 is fixedly provided with a magnetic lock 7, the magnetic lock 7 is provided with a lock tongue, when the moving rod 5 rotates to be in contact with the limiting plate 33, the lock tongue is in contact with the side surface of the actuating rod 5, the position of the lock tongue in contact with the side surface of the actuating rod 5 is positioned below the hinged shaft 31, the actuating parts of the lock tongue and the torsion spring 32 respectively abut against two sides of the axial direction of the actuating rod 5 and two sides of the axial direction of the hinged shaft 31, the magnetic lock 7 can limit the actuating rod 5 to rotate back to the direction of the limiting plate 33, the magnetic lock 7 is matched with a magnetic card, and the magnetic card is in contact with the magnetic lock 7 and can relieve the limit.

The implementation principle of the above embodiment is as follows:

when the door closer 4 drives the door panel 2 to be closed to be in contact with the limiting ring strip 11, the door panel 2 is provided with no handle for driving the door panel 2 to rotate, the actuating rod 5 is close to one end, hinged to the door frame 1, of the door panel 2, and a large acting force needs to be applied to the actuating rod 5 to drive the door panel 2 to rotate, so that a person in the escape channel can hardly open the door panel 2 through the actuating rod 5, which is located on the door panel 2 and close to one end, hinged to the door panel 2 and the door frame 1, of the door panel 2, the person in the aisle channel can open the door through pushing, and the door panel 2 can be ensured to be opened quickly by the person in the aisle channel under a daily state and can be; the locking mechanism 8 can increase the acting force when the door panel 2 is opened and separated from the limit ring strip 11;

when the worker with the magnetic card opens the magnetic lock 7, the magnetic lock 7 releases the limitation on the actuating rod 5, then the human hand exerts acting force on the actuating rod 5, the actuating rod 5 rotates around the hinge shaft 31, the length of the actuating rod 5 can be increased by pulling the extension rod 51, at the moment, one end of the actuating rod 5, back to the hinge shaft 31, is far away from one end, hinged to the door frame 1, of the door plate 2, acting force is exerted on one end, far away from the hinge shaft 31, of the actuating rod 5, the door plate 2 can be driven to rotate, and the door plate 2 is opened.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides an escape door, includes door frame (1), articulated on door frame (1) have door plant (2), be provided with door closer (4) of being connected with door plant (2) on door frame (1), door closer (4) can be with door plant (2) self-closing to with door frame (1) contact, door frame (1) thickness direction one side is provided with spacing ring strip (11), door closer (4) drive door plant (2) around door plant (2) and door frame (1) articulated department rotate to compress tightly its characterized in that with spacing ring strip (11) contact: one side of the door plate (2), which is back to the limiting ring strip (11), is fixedly provided with a hinged shaft (31), the hinged shaft (31) is fixed at one end, which is close to the door plate (2) and is hinged with the door frame (1), and an actuating rod (5) which rotates around the axis of the hinged shaft (31) is sleeved on the hinged shaft (31);

a limiting plate (33) is fixedly arranged on the door panel (2), and a reset mechanism (3) is arranged on the door panel (22);

the reset mechanism (3) comprises a torsion spring (32) sleeved on the hinged shaft (31), the torsion spring (32) applies acting force to the actuating rod (5), and when the torsion spring (32) pushes the actuating rod (5) to rotate around the hinged shaft (31) until the actuating rod is contacted with the limiting plate (33), the actuating rod (5) is in a vertical state;

the door plate (2) is provided with a guide mechanism (6), and the guide mechanism (6) guides the hinge shaft (31) to rotate around the axis of the actuating rod (5);

the door plate (2) is provided with a magnetic lock (7), the magnetic lock (7) is provided with a lock tongue, when the actuating rod (5) rotates to be in contact with the limiting plate (33), the magnetic lock (7) can limit the actuating rod (5) to rotate in the direction opposite to the direction of the limiting plate (33), the magnetic lock (7) is matched with a magnetic card, and the magnetic card is in contact with the magnetic lock (7) to remove the limitation of the actuating rod (5) by the magnetic lock (7);

be provided with protection casing (34) on door plant (2), protection casing (34) cover torsional spring (32), limiting plate (33), guiding mechanism (6), protection casing (34) are stretched out to the one end of making action bars (5), offer on protection casing (34) and hold groove of stepping down (341) that make action bars (5) remove.

2. An escape door according to claim 1, wherein: the door plate (2) is provided with an observation hole (21), a transparent plate (22) is embedded in the observation hole (21), and the surface of the transparent plate (22) back to the limiting ring strip (11) is flush with the surface of the door plate (2).

3. An escape door according to claim 1, wherein: one end of the actuating rod (5) back to the hinge shaft (31) is connected with an extension rod (51) in a sliding way.

4. An escape door according to claim 1, wherein: the guide mechanism (6) comprises a guide rail (61) fixed on the door plate (2), a guide hole for accommodating the actuating rod (5) to pass through is formed in the guide rail (61), and the guide hole is an annular hole (62) taking the axis of the hinge shaft (31) as a shaft.

5. An escape door according to claim 1, wherein: the door frame (1) is provided with a locking mechanism (8), and when the door plate (2) is opened, the door plate (2) rotates around the hinged position of the door plate and the door frame (1) by the locking mechanism (8).

6. An escape door according to claim 5, wherein: a square groove (12) is formed in the door frame (1);

the locking mechanism (8) comprises a V-shaped elastic sheet (81) fixedly arranged in the square groove (12), and a locking hemisphere (82) is fixedly arranged on one side, extending out of the square groove (12), of the V-shaped elastic sheet (81);

and the door plate (2) is provided with a locking groove (24) for accommodating a locking hemisphere (82).

7. An escape door according to claim 1, wherein: when the actuating rod (5) is in a vertical state, one end, far away from the hinge shaft (31), of the actuating rod (5) is located above the hinge shaft (31).

8. An escape door according to claim 1, wherein: and a pushing handle (23) is arranged on the surface of the door panel (2) facing the limiting ring strip (11).

9. An escape door according to claim 1, wherein: the area of the outer side section of the protective cover (34) is gradually reduced along the direction far away from the door panel (2).