CN113153018A - Fireproof intelligent lock supporting emergency escape - Google Patents
Fireproof intelligent lock supporting emergency escape Download PDFInfo
- Publication number
- CN113153018A CN113153018A CN202110356531.4A CN202110356531A CN113153018A CN 113153018 A CN113153018 A CN 113153018A CN 202110356531 A CN202110356531 A CN 202110356531A CN 113153018 A CN113153018 A CN 113153018A
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- Prior art keywords
- temperature sensing
- transmission shaft
- shaft
- intelligent lock
- inner panel
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- 230000005540 biological transmission Effects 0.000 claims abstract description 43
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 21
- 239000010959 steel Substances 0.000 claims abstract description 21
- 238000000926 separation method Methods 0.000 claims abstract description 14
- 230000033001 locomotion Effects 0.000 claims abstract description 5
- 239000011324 bead Substances 0.000 claims description 26
- 239000011521 glass Substances 0.000 claims description 26
- 238000009434 installation Methods 0.000 claims description 6
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 238000004880 explosion Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 3
- 238000005058 metal casting Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 206010000369 Accident Diseases 0.000 description 1
- 206010003497 Asphyxia Diseases 0.000 description 1
- 206010010071 Coma Diseases 0.000 description 1
- 206010016173 Fall Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/10—Locks or fastenings for special use for panic or emergency doors
- E05B65/104—Locks or fastenings for special use for panic or emergency doors actuated in response to heat, e.g. with fusible element, bimetal, memory shape or swelling material
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/22—Means for operating or controlling lock or fastening device accessories, i.e. other than the fastening members, e.g. switches, indicators
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B3/00—Fastening knobs or handles to lock or latch parts
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/06—Controlling mechanically-operated bolts by electro-magnetically-operated detents
- E05B47/0657—Controlling mechanically-operated bolts by electro-magnetically-operated detents by locking the handle, spindle, follower or the like
- E05B47/0665—Controlling mechanically-operated bolts by electro-magnetically-operated detents by locking the handle, spindle, follower or the like radially
- E05B47/0673—Controlling mechanically-operated bolts by electro-magnetically-operated detents by locking the handle, spindle, follower or the like radially with a rectilinearly moveable blocking element
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B9/00—Lock casings or latch-mechanism casings ; Fastening locks or fasteners or parts thereof to the wing
- E05B9/002—Faceplates or front plates
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Special Wing (AREA)
Abstract
The invention discloses a fireproof intelligent lock supporting emergency escape, which relates to the technical field of intelligent locks and comprises the following components: the lock body is assembled on the side surface of the door body; an outer panel portion assembled to an outer side of the door body chamber; an inner panel part assembled at the indoor side of the door body; the outer panel part and the inner panel part are in motion transmission through square steel and a transmission shaft; be equipped with the separation and reunion module in the outside panel part, be equipped with temperature sensing mechanical parts in the interior panel part, the both ends of transmission shaft are connected with separation and reunion module and temperature sensing mechanical parts respectively, and it is rotatory to drive the transmission shaft through temperature sensing mechanical parts, and then drives the separation and reunion module and realize unblanking. The intelligent lock is novel in structure, and under the emergency conditions of fire, explosion and the like, the life and property loss of people caused by the fact that quick door opening cannot be effectively achieved is fundamentally avoided.
Description
Technical Field
The invention relates to the technical field of intelligent locks, in particular to a fireproof intelligent lock supporting emergency escape.
Background
The fire accident frequently reports the accident that trapped people cannot escape or rescue people cannot enter quickly when a certain district has a fire, and causes greater casualties or property loss.
However, when a fire breaks out, the semi-automatic intelligent lock in the prior art only has the function of escaping with the function of quickly unlocking the indoor handle, if an indoor escaping person has an accident of suffocation, coma, falling down and the like before opening the door, the person cannot quickly escape in a short time, or under the condition that no person is in the room, an outdoor rescuing person cannot quickly enter the room; although the intelligent lock is clear from the mandatory technical specification requirement of the intelligent lock and has the function of unlocking by an emergency key, the emergency key is not carried about in general, and if an electric control component fails due to high temperature, a legal owner can also be helped by the emergency even if the legal owner arrives at the site, so that the intelligent lock which can support outdoor quick door opening in a mechanical linkage mode in the case of fire is particularly important.
The existing intelligent lock has the following defects in response to fire: as shown in fig. 1 and 2, when a fire breaks out indoors, the high temperature makes the electric control part of the intelligent lock invalid, the motor assembly 300 cannot receive an action signal, the motor push rod 500 does not act, the ejector pin 200 does not move, the ejector pin 200 cannot be inserted into a slotted hole in the side surface of the square steel connecting shaft 400, the outdoor handle cannot drive the square steel connecting shaft 400 to rotate through the rotating shaft 100, and the outdoor handle cannot open the door.
Disclosure of Invention
The invention provides a fireproof intelligent lock supporting emergency escape, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the following technical scheme:
a fireproof intelligent lock supporting emergency escape comprises: the lock body is assembled on the side surface of the door body;
an outer panel portion assembled to an outer side of the door body chamber; an inner panel part assembled at the indoor side of the door body; the outer panel part and the inner panel part are in motion transmission through square steel and a transmission shaft; be equipped with the separation and reunion module in the outside panel part, be equipped with temperature sensing mechanical parts in the interior panel part, the both ends of transmission shaft are connected with separation and reunion module and temperature sensing mechanical parts respectively, and it is rotatory to drive the transmission shaft through temperature sensing mechanical parts, and then drives the separation and reunion module and realize unblanking.
Further, the clutch module includes: the rotating shaft is connected with the handle; the thimble is riveted in the side hole of the rotating shaft and has a sliding function in the side hole of the rotating shaft; the motor component is arranged in the outer panel and is provided with a sliding guide groove which can slide up and down in the outer panel so as to drive the thimble to realize the function of sliding up and down; the square steel connecting shaft is assembled and placed in the positioning step hole of the rotating shaft, and realizes an axial relation of one-way free and meshing in the other direction with the rotating shaft, so that the clutch module can conveniently realize lifting reverse locking and pressing idle running in a door closing state, and the aim of locking a door is fulfilled; one end of the eccentric wheel is assembled on the shaft hole of the outer panel fixing column, the other end of the eccentric wheel is axially and radially fixed through the positioning hole in the outer mounting plate, a square first transmission shaft mounting hole is formed in the shaft center of the eccentric wheel, and one end of the transmission shaft is inserted into the first transmission shaft mounting hole.
Further, the temperature sensing mechanism includes: the lever is provided with a step shaft at two ends and comprises a driving arm and a driven arm, the driving arm and the driven arm form an included angle of 90 degrees, a conical concave table is arranged on the inner side surface of the driven arm, one end of a fixed shaft provided with a second transmission shaft mounting hole is mounted on an inner panel fixed column shaft hole, the other end of the fixed shaft is axially and radially fixed through a positioning hole in the inner mounting plate, a transmission shaft is arranged in the second transmission shaft mounting hole, and the driven arm is supported with the temperature sensing glass beads through the conical concave table; one end of the driving arm is provided with a tension spring which is fixed with the inner panel to form a balance relation between the driving arm and the driven arm relative to the axis; the lever has a rotating function, the driving arm and the driven arm are unbalanced in stress, and the lever can drive the transmission shaft to rotate around the axis.
Furthermore, both ends of the temperature sensing glass bead are conical, the temperature sensing glass bead is hollow inside and is installed in a temperature sensing glass bead installation groove of the inner panel, the temperature sensing glass bead installation groove is filled with a temperature sensing heat absorption material, one end of the temperature sensing glass bead is inserted into a conical concave platform on the side surface of the lever driven arm to support, and the other end of the temperature sensing glass bead is supported in a limiting groove in the inner panel.
Furthermore, one end of the tension spring is fixed in the inner panel through a fixed gasket, and the other end of the tension spring is hung on the lever driving arm.
Compared with the prior art, the invention has the beneficial effects that:
the intelligent lock is novel in structure, and under the emergency conditions of fire, explosion and the like, the life and property loss of people caused by the fact that quick door opening cannot be effectively achieved is fundamentally avoided.
Drawings
Fig. 1 is a schematic structural diagram of an intelligent lock in the background art of the present invention.
Fig. 2 is a sectional view a-a of fig. 1.
Fig. 3 is a schematic view of a fireproof intelligent lock for supporting emergency escape according to the present invention.
Fig. 4 is a schematic structural view of an outer panel part of a fireproof intelligent lock for supporting emergency escape according to the present invention.
Fig. 5 is a sectional view B-B of fig. 4.
Fig. 6 is a schematic structural diagram of a temperature sensing mechanical component of a fireproof intelligent lock for supporting emergency escape according to the invention.
Fig. 7 is a schematic structural diagram of a clutch module of a fireproof intelligent lock for supporting emergency escape according to the present invention.
Fig. 8 is a schematic structural view of an inner panel part of a fireproof intelligent lock for supporting emergency escape according to the present invention.
Fig. 9 is a cross-sectional view C-C of fig. 8.
Fig. 10 is a schematic structural diagram of a temperature sensing mechanical component of a fireproof intelligent lock for supporting emergency escape according to the invention.
Fig. 11 is a schematic action diagram of a temperature sensing mechanical component of a fire-proof intelligent lock for supporting emergency escape according to the invention.
Fig. 12 is a schematic diagram illustrating the operation of a clutch module of a fireproof intelligent lock for supporting emergency escape according to the present invention.
Fig. 13 is an enlarged view of the closed state of the intelligent lock of the fireproof intelligent lock for supporting emergency escape according to the present invention (the thimble is not inserted into the square steel connecting shaft and is in a free state).
Fig. 14 is an enlarged view of an unlocking state of the intelligent lock of the fireproof intelligent lock for supporting emergency escape according to the present invention (the thimble is inserted into the square steel connecting shaft and is in a normally open state).
The labels in the figure are: 1-door body, 2-lock body, 3-outer panel part, 4-square steel, 5-transmission shaft, 6-inner panel part, 7-mounting accessory, 8-rotating shaft, 9-ejector pin, 10-motor component, 11-square steel connecting shaft, 12-motor push rod, 13-eccentric wheel, 14-first transmission shaft mounting hole, 15-outer mounting plate, 16-lever, 17-second transmission shaft mounting hole, 18-fixing gasket, 19-temperature sensing glass bead, 20-tension spring, 21-temperature sensing glass bead mounting groove, 22-inner mounting plate, 23-square steel connecting shaft groove and 24-conical concave table.
Detailed Description
As shown in fig. 3 to 14, a fireproof intelligent lock for supporting emergency escape comprises: the lock body 2 is assembled on the side surface of the door body 1;
as shown in fig. 3 to 6, the outer panel portion 3 is assembled to the outdoor side of the door body 1; an inner panel portion 6, the inner panel portion 6 being assembled to an indoor side of the door body 1; the outer panel part 3 and the inner panel part 6 are fixed at the outdoor side and the indoor side of the door body 1 through mounting accessories 7 (connecting pipes and screws) in the assembling process, and carry out motion transmission through square steel 4 and a transmission shaft 5. Be equipped with the separation and reunion module in the outer panel part 3, be equipped with temperature sensing mechanical parts in the interior panel part 6, the both ends of transmission shaft 5 are connected with separation and reunion module and temperature sensing mechanical parts respectively, drive transmission shaft 5 rotation through temperature sensing mechanical parts, and then drive the separation and reunion module and realize unblanking.
As shown in fig. 7 to 9, the clutch module includes: the rotating shaft 8 is connected with the handle, and the rotating shaft 8 has a rotating effect; the thimble 9 is riveted in the side hole of the rotating shaft 8, and the thimble 9 has a sliding effect in the side hole of the rotating shaft 8; the motor assembly 10 is arranged in the outer panel, the motor assembly 10 is provided with a sliding guide groove and can slide up and down in the outer panel, and the ejector pin 9 is driven to slide up and down; the square steel connecting shaft 11 is a three-step cylindrical metal casting with a groove on the circumferential surface of the matching end, the square steel connecting shaft 11 is assembled and placed in a positioning step hole of the rotating shaft 8 and is in an axial relation with the rotating shaft 8 in which one-way free and the other-way meshed, and therefore the clutch module can conveniently lift up and reversely lock in a door closing state and press down to idle, and the purpose of locking the door is achieved. The eccentric wheel 13, the eccentric wheel 13 is a metal casting with two ends being step shafts and the middle being the eccentric wheel 13, the shaft core is a square hole, one end of the eccentric wheel 13 is assembled on the outer panel fixing column shaft hole, the other end of the eccentric wheel is axially and radially fixed through the positioning hole on the outer mounting plate 15, a square first transmission shaft mounting hole 14 is arranged on the shaft core of the eccentric wheel 13, one end of the transmission shaft 5 is inserted into the first transmission shaft mounting hole 14, and the eccentric wheel 13 can synchronously rotate along with the rotation of the transmission shaft 5.
In this embodiment, the temperature sensing mechanism includes: the lever 16 is a lever 16 which is provided with step shafts at two ends and comprises a driving arm and a driven arm, the driving arm and the driven arm form an included angle of 90 degrees, a conical concave platform 24 is arranged on the inner side surface of the driven arm, one end of a fixed shaft provided with a second transmission shaft mounting hole 17 is mounted on an inner panel fixed column shaft hole, the other end of the fixed shaft is axially and radially fixed through a positioning hole on an inner mounting plate 22, a transmission shaft 5 is arranged in the second transmission shaft mounting hole 17, and the driven arm is supported with the temperature sensing glass bead 19 through the conical concave platform 24; one end of the driving arm is provided with a tension spring 20 fixed with the inner panel, one end of the tension spring 20 is fixed in the inner panel through a fixed gasket 18, and the other end is hung on the driving arm of the lever 16. Forming a balance relation between the driving arm and the driven arm relative to the axis; the lever 16 has a rotating function, the driving arm and the driven arm are unbalanced in stress, and the lever 16 can drive the transmission shaft 5 to rotate around the axis.
The temperature sensing glass bead 19 has two conical ends and a hollow interior, and is mounted in the inner panel temperature sensing glass bead mounting groove 21, the temperature sensing glass bead mounting groove 21 is filled with a temperature sensing heat absorbing material, one end of the temperature sensing glass bead 19 is inserted into the conical concave 24 on the side of the driven arm of the lever 16 for supporting, and the other end of the temperature sensing glass bead is supported in the inner panel limiting groove.
A temperature sensing mechanical part is added on an inner panel of the intelligent lock, when a fire disaster happens, because the indoor temperature can be quickly raised to an abnormal state, the heating temperature of the inner panel and the inner surface thereof is raised, the temperature sensing heat absorption material in the temperature sensing glass bead installation groove 21 quickly absorbs heat and transmits the heat to the temperature sensing glass bead 19, when the temperature sensing glass bead 19 reaches its burst value (57C degree), the temperature sensing glass bead 19 bursts, the inner panel lever 16 mechanism loses support, under the action of the tension spring 20, the temperature sensing mechanical component starts to act, and after the lever 16 loses support, the lever 16 starts to rotate under the action of the tension spring 20 (the rotating direction A is shown in figure 11), at the same time, the transmission shaft 5 installed in the second transmission shaft installation hole 17 is driven to synchronously rotate, as shown in figure 7, in this way, rotational force is transmitted from the inner panel portion 6 to the outer panel portion 3 through the door body 1 via the transmission shaft 5.
After the rotating force is transmitted to the outer panel portion 3, the driving shaft 5 drives the eccentric wheel 13 to rotate along the direction B shown in fig. 12, the eccentric wheel 13 drives the motor assembly 10 to move along the direction C during the rotation process, and after the motor assembly 10 moves upwards, so that the motor push rod 12 pushes the thimble 9 to move towards the axis of the clutch assembly, the thimble 9 is inserted into the groove of the square steel connecting shaft 11, the square steel connecting shaft 11 and the clutch rotating shaft 8 realize the fixation in the circumferential direction (as shown in figure 14), the square steel connecting shaft 11 can be rotated by rotating the outer handle of the intelligent lock in this state, thereby drive square steel 4 and drive the spring bolt of inlaying dress in door leaf inner lock body 2 and unblank (the panel handle is in free state at ordinary times, and square steel connecting axle 11 is the unilateral free rotation in separation and reunion pivot 8, rotates outer handle and can't unblank, as shown in fig. 13), realizes the purpose that outside rescue personnel unblank the rescue fast.
The motor push rod 12 is a part of the motor assembly 10, and can be independently moved by the motor with the action of the push rod or synchronously moved along with the movement of the motor assembly 10.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The utility model provides a support intelligent lock of preventing fires of emergency escape which characterized in that: the method comprises the following steps:
the lock body (2), the lock body (2) is assembled on the side of the door body (1);
an outer panel portion (3), the outer panel portion (3) being assembled to an outdoor side of the door body (1);
the inner panel part (6), the inner panel part (6) is assembled at the indoor side of the door body (1);
the outer panel part (3) and the inner panel part (6) are in motion transmission through square steel (4) and a transmission shaft (5);
be equipped with the separation and reunion module in outside panel part (3), be equipped with temperature sensing mechanical parts in interior panel part (6), the both ends of transmission shaft (5) are connected with separation and reunion module and temperature sensing mechanical parts respectively, and it is rotatory to drive transmission shaft (5) through temperature sensing mechanical parts, and then drives the separation and reunion module and realize unblanking.
2. A fire-proof intelligent lock supporting emergency escape according to claim 1, wherein: the above-mentioned
The separation and reunion module includes:
the rotating shaft (8), the rotating shaft (8) is connected with the handle;
the thimble (9), the thimble (9) is riveted in the side hole of the spindle (8), and the thimble (9) has effects of slipping in the side hole of the spindle (8);
the motor component (10), the motor component (10) is installed in the outer panel, the motor component (10) has a sliding guide slot, can slide up and down in the outer panel, and further drives the thimble (9) to realize the function of sliding up and down;
the square steel connecting shaft (11) is assembled and placed in a positioning step hole of the rotating shaft (8) and is in an axial relation with the rotating shaft (8) in which the square steel connecting shaft (11) is free in one direction and meshed in the other direction, so that the clutch module can be conveniently lifted up to be locked reversely and pressed down to idle in a door closing state, and the aim of locking the door is fulfilled;
one end of the eccentric wheel (13) is assembled on the shaft hole of the outer panel fixing column, the other end of the eccentric wheel (13) is axially and radially fixed through a positioning hole in the outer mounting plate (15), a square first transmission shaft mounting hole (14) is formed in the shaft center of the eccentric wheel (13), and one end of the transmission shaft (5) is inserted into the first transmission shaft mounting hole (14).
3. A fire-proof intelligent lock supporting emergency escape according to claim 1, wherein: the temperature sensing mechanical component includes: the lever (16) is a lever (16) with two stepped shafts at two ends and comprises a driving arm and a driven arm, the driving arm and the driven arm form an included angle of 90 degrees, a conical concave table (24) is arranged on the inner side surface of the driven arm, one end of a fixed shaft provided with a second transmission shaft mounting hole (17) is mounted on an inner panel fixed column shaft hole, the other end of the fixed shaft is axially and radially fixed through a positioning hole in the inner mounting plate (22), a transmission shaft (5) is arranged in the second transmission shaft mounting hole (17), and the driven arm is supported with a temperature sensing glass bead (19) through the conical concave table (24); one end of the driving arm is provided with a tension spring (20) fixed with the inner panel to form a balance relation between the driving arm and the driven arm relative to the axis; the lever (16) has a rotating function, the stress of the driving arm and the driven arm is unbalanced, and the lever (16) can drive the transmission shaft (5) to rotate around the axis.
4. A fire-proof intelligent lock supporting emergency escape according to claim 3, wherein:
the two ends of the temperature sensing glass bead (19) are conical, the temperature sensing glass bead is hollow inside and is installed in an inner panel temperature sensing glass bead installation groove (21), the temperature sensing glass bead installation groove (21) is filled with a temperature sensing heat absorption material, one end of the temperature sensing glass bead (19) is inserted into a conical concave platform (24) on the side face of a driven arm of the lever (16) to be supported, and the other end of the temperature sensing glass bead is supported in a limiting groove in the inner panel.
5. A fire-proof intelligent lock supporting emergency escape according to claim 3, wherein: one end of a tension spring (20) is fixed in the inner panel through a fixed gasket (18), and the other end is hung on the driving arm of the lever (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110356531.4A CN113153018B (en) | 2021-04-01 | 2021-04-01 | Fireproof intelligent lock supporting emergency escape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110356531.4A CN113153018B (en) | 2021-04-01 | 2021-04-01 | Fireproof intelligent lock supporting emergency escape |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113153018A true CN113153018A (en) | 2021-07-23 |
| CN113153018B CN113153018B (en) | 2024-06-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110356531.4A Active CN113153018B (en) | 2021-04-01 | 2021-04-01 | Fireproof intelligent lock supporting emergency escape |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113153018B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110048165A (en) * | 2009-11-02 | 2011-05-11 | (주)코스모 | Opening device for a panic release type door-lock |
| CN102926598A (en) * | 2012-10-23 | 2013-02-13 | 宁波埃迪五金工贸有限公司 | Escaping lock of fire fighting access |
| US20130047684A1 (en) * | 2010-03-05 | 2013-02-28 | Medic Assist Gmbh & Co. Kg | Device for the situation-dependent authorised admission or access to any casing and protection of said casing against misuse of the content |
| JP2013213375A (en) * | 2012-04-04 | 2013-10-17 | Hokuden Kogyo Kk | Opening and closing device of emergency door |
| CN215056266U (en) * | 2021-04-01 | 2021-12-07 | 广西贵港和乐门业有限公司 | Fireproof intelligent lock supporting emergency escape |
-
2021
- 2021-04-01 CN CN202110356531.4A patent/CN113153018B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110048165A (en) * | 2009-11-02 | 2011-05-11 | (주)코스모 | Opening device for a panic release type door-lock |
| US20130047684A1 (en) * | 2010-03-05 | 2013-02-28 | Medic Assist Gmbh & Co. Kg | Device for the situation-dependent authorised admission or access to any casing and protection of said casing against misuse of the content |
| JP2013213375A (en) * | 2012-04-04 | 2013-10-17 | Hokuden Kogyo Kk | Opening and closing device of emergency door |
| CN102926598A (en) * | 2012-10-23 | 2013-02-13 | 宁波埃迪五金工贸有限公司 | Escaping lock of fire fighting access |
| CN215056266U (en) * | 2021-04-01 | 2021-12-07 | 广西贵港和乐门业有限公司 | Fireproof intelligent lock supporting emergency escape |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113153018B (en) | 2024-06-21 |
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