CN112554664A - Multifunctional electric suction door lock - Google Patents
Multifunctional electric suction door lock Download PDFInfo
- Publication number
- CN112554664A CN112554664A CN202011611140.4A CN202011611140A CN112554664A CN 112554664 A CN112554664 A CN 112554664A CN 202011611140 A CN202011611140 A CN 202011611140A CN 112554664 A CN112554664 A CN 112554664A
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- China
- Prior art keywords
- damper
- sliding
- lock
- upper shell
- connecting block
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Classifications
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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
- E05B47/0002—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with electromagnets
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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
- E05B15/02—Striking-plates; Keepers; Bolt staples; Escutcheons
- E05B15/0205—Striking-plates, keepers, staples
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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
- E05B17/0041—Damping means
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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
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
Abstract
The invention discloses a multifunctional electric suction door lock, which comprises: the device comprises a bulletproof return mechanism, a power-off self-locking mechanism and a connecting plate A; the connecting plate A is installed on the bulletproof return mechanism and the power-off self-locking mechanism, the bulletproof return mechanism is provided with a damper, buffering is reduced when the door is closed through the extension and compression of the structure of the damper, the purpose of shock absorption is achieved, the supporting spring is compressed when the door is closed, the connecting plate is driven to rebound, the arc lower end of a sliding rod of the damper is clamped, the effect of door closing and rebound prevention is achieved, the thimble is pushed into the groove of the connecting block through the notch when the door is completely closed, the front end of the connecting block is contracted, the upper shell and the lower shell are attracted by matching with the first electromagnet, and the sliding lock catch bounces to both sides through the spring elastic action of the middle sliding lock catch during power-off to clamp the upper shell and the lower shell, so that the power-off self-locking function is achieved.
Description
Technical Field
The invention belongs to the technical field of door lock equipment, and particularly relates to a multifunctional electric suction door lock.
Background
With the development of society, the technology is more and more advanced, and people pay more and more attention to safety precaution. Because the electronic door lock has the characteristics of fine manufacture and novel appearance, the traditional lock is gradually replaced by the existing electronic door lock, and the electronic door lock becomes a necessity for families. Because the electronic door lock on the market mostly considers from the aspects of charging efficiency and reducing electric quantity consumption, but still has the internal structure relatively complicated, leads to the trouble appearing and has been difficult to get rid of, still can appear cutting off the power supply and close the door, and property safety can not obtain the guarantee to do not have any buffering when closing the door, the great defect of noise also causes certain destruction to door itself.
although the utility model solves the problem of rebound of the sliding door by fixing the position in a short time when the moving part is reset from the blocking position, and solves the problem of buffering the door by slowly extending and retracting the one-way damping part, the problem of automatic disconnection of the door lock is still not solved for the electronic door when the power is off;
the invention provides an electronic door lock and a door using the electronic door lock, and relates to the technical field of door lock devices, wherein the electronic door lock comprises a door lock and a charging device for charging the door lock, and the CN201710045067 and 2017.04.26 are respectively arranged on the two sides of the electronic door lock; the charging device comprises a charging socket and a charging plug, the charging socket is used for being matched with the door frame, the charging socket is provided with a guide mechanism which is used for guiding the charging plug to be inserted into the charging socket and conducting a circuit; the charging plug is arranged on the door body and is electrically connected with the power storage module of the door lock on the door body, when the door body is closed, the charging plug is inserted into the jack of the charging socket under the guiding action of the guiding mechanism to conduct the circuit to charge the power storage module of the door lock, and when the door is opened, the charging plug is separated from the charging socket to disconnect the circuit. The electronic lock accessible switch door action realizes disconnection and the contact of socket and the charging plug that charges, and then charges for the power storage module of lock to solve the electronic lock and lack the problem of electricity and long-term the use, reduced the frequency of changing electronic lock energy memory, reduced environmental pollution, energy-concerving and environment-protective.
Although the utility model discloses a thereby realize fast that the electric power storage module charges through guiding mechanism's guiding action, this utility model still does not follow essence and starts, thinks again when the lock outage to charge for evening, and this electronic door still is a free door during the outage, can't realize the theftproof, fails to solve the problem of protection property safety.
Therefore, the design of an electric suction door lock which has no buffer when the door is closed, can prevent rebound when the door is closed and has a power-off self-locking function is urgently needed.
Disclosure of Invention
In order to solve the above problems, the present invention discloses a multifunctional electric door lock, comprising: the device comprises a bulletproof return mechanism, a power-off self-locking mechanism and a connecting plate A; the connecting plate A is installed on the bulletproof return mechanism and the power-off self-locking mechanism, the bulletproof return mechanism is provided with a damper, buffering is reduced when the door is closed through the extension and compression of the structure of the damper, the purpose of shock absorption is achieved, the supporting spring is compressed when the door is closed, the connecting plate is driven to rebound, the arc lower end of a sliding rod of the damper is clamped, the effect of door closing and rebound prevention is achieved, the thimble is pushed into the groove of the connecting block through the notch when the door is completely closed, the front end of the connecting block is contracted, the upper shell and the lower shell are attracted by matching with the first electromagnet, the upper shell and the lower shell are clamped through the elastic action of the middle sliding lock catch spring when the power is off, the upper shell and the lower shell are clamped through bouncing off to two sides through the elastic action of the middle sliding lock catch.
The technical scheme adopted by the invention is as follows: a multi-functional electric door lock, comprising: the device comprises a bulletproof return mechanism, a power-off self-locking mechanism and a connecting plate A;
the anti-rebound mechanism comprises: the damper comprises a damper, an upper shell, a connecting plate B, a lower shell, a support ring, a support spring, a connecting block and a support;
the damper is provided with a damper outer cylinder and a damper sliding rod, a support ring is fixedly arranged on the side surface of the lower shell, one end of the damper sliding rod slides up and down in a sleeve of the upper shell, the other end of the damper sliding rod is movably arranged on the damper outer cylinder through a circular support ring, the front end of the damper sliding rod and a support spring are locked together at the moment of impact, and the damper outer cylinder is fixed on the lower shell; the upper shell is wrapped at the lower end of the connecting plate A; the support is also fixed on the upper shell, one end of the supporting spring is fixed on the inner side of the support, the other end of the supporting spring is movably connected with the connecting block and used for resetting the connecting block, the connecting block stretches the supporting spring during impact to clamp the lower end of the arc of the sliding rod of the damper, and the connecting plate B is provided with a thimble used for propping against a middle chute of the connecting block, so that the unlocking of the rebound prevention mechanism is realized, and the effect of preventing rebound after door closing is achieved;
the outage self-locking mechanism includes: the sliding lock comprises a sliding lock catch, a first electromagnet, a second electromagnet, a sliding lock catch spring, a fixed seat, a lock cylinder and a pull rod;
the power-off self-locking mechanism is provided with two opposite sliding lock catches which are movably connected with a sliding lock catch spring and used for bouncing the sliding lock catches to two sides to clamp the upper shell during power-off so as to realize the function of power-off self-locking, and the lower shell is fixedly provided with a fixed seat with a downward opening and is in sliding connection with the grooves at the lower ends of the sliding lock catches in one-to-one correspondence; two sides of the sliding lock catch spring are respectively and fixedly arranged on the grooves on the side surfaces of the two sliding lock catches; the lower shell is wrapped at the lower end of the connecting plate B, at least two first electromagnets are symmetrically arranged on two sides of the lower shell and used for attracting the upper shell and the lower shell, and the first electromagnets control the attraction and disconnection of the upper shell and the lower shell through an external coded lock; the middle of the sliding lock catch is provided with a second electromagnet which is symmetrically and fixedly arranged on the inner side of the sliding lock catch and is positioned on the lower side of the sliding lock catch spring, and the two side sliding lock catches are attached; the side surface of the sliding lock catch is rotationally connected with the connecting rod on the pull rod, and the connecting rod at the other end of the pull rod is fixed on the lock cylinder and is used for screwing the lock cylinder when the power is off to drive the lock cylinder and the pull rod to rotate, so that the pull rod drives the sliding lock catch to be combined, the unlocking of the upper shell is further realized, and the effect of normally using the door lock when the power is off is achieved;
further, the upper shell is provided with at least 6 support plates which are symmetrically arranged on two sides of the upper shell.
Furthermore, the upper shell is provided with a sleeve protruding upwards and fixed with the right end of the support.
Furthermore, one end of a supporting spring on the upper shell is fixed on the inner side of the support through a cylindrical straight rod.
Furthermore, a rectangular notch is formed in the upper shell and is close to the support, and the size of the rectangular notch is the area of the thimble projected to the upper shell.
Furthermore, a middle chute and a front end chute are arranged on the lower side of the connecting block on the upper shell, and the middle chute is used for guiding the connecting block to move leftwards by the ejector pin, so that the connecting block and the damper slide bar are separated, and the unlocking of the anti-rebound mechanism is further realized; the front end chute is used for driving the connecting block to rotate leftwards.
Furthermore, the front end of the damper sliding rod is a semi-arc surface, so that the upper end surface of the connecting block can be clamped easily by the arc lower end of the damper sliding rod.
Furthermore, the support ring is fixedly arranged on the side surface of the lower shell, so that the left and right swinging of the front end of the damper sliding rod is prevented.
Further, the damper adopts an oil pressure damper.
Compared with the prior art, the invention has the beneficial effects that:
(1) when the door is closed, the supporting spring is compressed to drive the connecting plate to rebound, so that the arc lower end of the damper sliding rod is clamped, and the effect of preventing rebound when the door is closed is achieved; when the power is off, the sliding lock catch bounces to the two sides to clamp the upper shell and the lower shell through the elastic force of the spring of the middle sliding lock catch, so that the power-off self-locking function is realized;
(2) according to the invention, through the extension and compression of the self structure of the damper, the buffer is reduced when the door is closed, and the purpose of shock absorption is achieved;
(3) the invention is provided with the lock core and the pull rod, thereby ensuring that the door lock can be normally used even if the power is off and protecting property safety.
Drawings
Fig. 1 is a schematic view of the internal structure of the present invention.
Fig. 2 is a cross-sectional view of a bail back prevention mechanism of the present invention.
Fig. 3 is a sectional view of the power-off self-locking mechanism of the present invention.
Fig. 4 is a cross-sectional view of a side view of the overall structure of the present invention.
Fig. 5 is a schematic view of the overall structure of the present invention.
Fig. 6 is a schematic structural view of the upper housing of the present invention.
Fig. 7 is a schematic structural view of the lower case of the present invention.
Fig. 8 is a schematic structural view of a connection plate B of the present invention.
Fig. 9 is a schematic structural view of the damper of the present invention.
Fig. 10 is a partial structural view of the slide fastener of the present invention.
Fig. 11 is a schematic structural view of a connection plate a of the present invention.
Fig. 12 is a partially enlarged view of the lower case of the present invention.
FIG. 13 is a cross-sectional view of the damper slide bar just beginning to close the door of the present invention.
FIG. 14 is a cross-sectional view of the damper slide bar with the door of the present invention fully closed.
Reference numeral 1-a bullet-proof mechanism; 2-a power-off self-locking mechanism; 3-a damper; 4-an upper shell; 5-connecting plate A; 6-connecting plate B; 7-a lower shell; 8-sliding lock catches; 9-a first electromagnet; 10-a second electromagnet, 11-a sliding latch spring; 12-a fixed seat; 13-a support ring; 14-a thimble; 15-a support spring; 16-connecting blocks; 17-damper outer cylinder; 18-a damper slide bar; 19-a lock cylinder; 20-a pull rod; 21-a sleeve; 22-a support; 23-a support plate; 24-a notch; 25-a middle chute; 26-front end chute.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples with reference to the accompanying fig. 1 to 14. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in many ways other than those described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit of the invention, and therefore the invention is not limited to the specific embodiments disclosed below.
in order to prevent the damper 3 from being damaged, the damper 3 on the anti-rebound mechanism 1 is provided with a damper outer cylinder 17 and a damper sliding rod 18, the damper outer cylinder not only can play a role of protection, but also can play a role of fixedly supporting the damper sliding rod 18, a support ring 13 is fixedly arranged on the side surface of the lower shell 7, so that the left-right swing of the front end of the damper sliding rod 18 is prevented, one end of the damper sliding rod 18 slides up and down in a sleeve 21 of the upper shell 4, the other end of the damper sliding rod is movably arranged on the damper outer cylinder 17 through the circular support ring 13, the front end of the damper sliding rod 18 is locked with a connecting block 16 at the moment of impact, and the damper outer cylinder 17 is fixed on the lower shell 7; the upper shell 4 is wrapped at the lower end of the connecting plate A5, the upper shell 4 is provided with a sleeve 21 which protrudes upwards and is fixed with the right end of the support 22, a rectangular notch 24 is arranged on the upper shell 4 and is close to the support 22, and the size of the rectangular notch 24 is the area of the projection of the thimble 14 on the upper shell 4, so that the thimble 14 can be inserted conveniently; the support 22 is also fixed on the upper shell 7, in order to better support the connecting plate A5, at least 6 support plates 23 are arranged on the upper shell 4 and are symmetrically arranged on two sides of the upper shell 4, one end of a support spring 15 on the upper shell 4 is fixed on the inner side of the support 22 through a cylindrical straight rod, the other end of the support spring is movably connected with the connecting block 16 and is used for compressing and extending the support spring 15 so as to drive the connecting plate 16 to move left and right, a middle inclined groove 25 and a front end inclined groove 26 are arranged on the lower side of the connecting block 16 on the upper shell 4, the middle inclined groove 25 is used for guiding the connecting block 16 to move left through an ejector pin 14 so as to separate the connecting block 16 from the damper sliding rod 18 and further unlock the rebound prevention mechanism 1, the connecting block 16 stretches the support spring 15 during collision and is used for clamping the lower end of the arc of the damper sliding, the effect of preventing rebounding when the door is closed is achieved; when the door is closed and impacted instantaneously, the upper shell 4 and the lower shell 7 are combined up and down, the damper sliding rod 18 extends out initially, the damper sliding rod 18 enters the groove of the upper shell 4, and then the front end of the damper sliding rod 18 is locked with the upper end of the connecting block 16 at the moment of combining and impacting by compressing the supporting spring 15, so that the door cannot be rebounded when being closed; when the door is completely closed, the chute at the upper end of the thimble 14 on the upper shell 4 is abutted against the middle chute of the connecting block 16, so that the connecting block 16 is guided to move from right to left, the supporting spring 15 is compressed, the damper sliding rod 18 is separated from the connecting block 16, the anti-rebound mechanism is unlocked, and meanwhile, the upper shell 4 and the lower shell 7 are also attracted together through the magnetic force of the first electromagnet 9;
the power-off self-locking mechanism 2 is provided with two opposite sliding lock catches 8 which are movably connected with a sliding lock catch spring 11 and used for bouncing the sliding lock catches 8 to two sides to clamp the upper shell 4 during power-off so as to realize the function of power-off self-locking, and the lower shell 7 is fixedly provided with a fixed seat 12 which has a downward opening and is in one-to-one corresponding arrangement with a groove at the lower end of the sliding lock catch 8; two sides of the sliding lock catch spring 11 are respectively and fixedly arranged on the grooves on the side surfaces of the two sliding lock catches 8; the first electromagnets 9 are at least two and symmetrically arranged at two sides of the lower shell 7 and used for attracting the upper shell 4 and the lower shell 7, and when the electric attraction door is electrified, the first electromagnets 9 are used for controlling the attraction and disconnection of the upper shell 4 and the lower shell 7 through an external coded lock; the middle of the sliding lock catch 8 is provided with a second electromagnet 10 which is symmetrically and fixedly arranged on the inner side of the sliding lock catch 8 and is positioned on the lower side of a sliding lock catch spring 11, and the two side sliding lock catches 8 are attached; the side surface of the sliding lock catch 8 is rotationally connected with the connecting rod on the pull rod 20, and the connecting rod at the other end of the pull rod 20 is fixed on the lock cylinder 19 and is used for screwing the lock cylinder when the power is off to drive the lock cylinder 19 and the pull rod 20 to rotate, so that the pull rod 20 drives the sliding lock catch 8 to be combined, the unlocking of the upper shell 4 is further realized, and the effect of normally using the door lock when the power is off is achieved; when the electric suction door lock is not powered and needs to be unlocked, the first electromagnet and the second electromagnet do not play a role any more due to power failure, the key twists the lock cylinder 19 to drive the lock cylinder 19 and the pull rod 20 to rotate, and the pull rod 20 drives the sliding lock catch 8 to be combined, so that the electric suction door is unlocked, the door lock can be normally used even if the power failure occurs, and property safety is protected;
in an optional implementation manner of the embodiment of the present invention, the front end of the damper sliding rod 18 is a semicircular arc surface, so that the circular arc lower end of the damper sliding rod 18 is easier to clamp the upper end surface of the connecting block 16, thereby avoiding the occurrence of door closing rebound phenomenon.
In an optional implementation manner of the embodiment of the invention, the damper 3 adopts an oil pressure damper, and the oil pressure in the damper can be slowly fed and slowly discharged and can be automatically recovered.
The working principle of the invention is as follows:
when the door is closed and impacted instantaneously, the upper shell 4 and the lower shell 7 are combined up and down, the damper sliding rod 18 extends out initially, the damper sliding rod 18 enters the groove of the upper shell 4, and then the front end of the damper sliding rod 18 is locked with the upper end of the connecting block 16 at the moment of combining and impacting by compressing the supporting spring 15, so that the door cannot be rebounded when being closed;
when the door is completely closed, the chute at the upper end of the thimble 14 on the upper shell 4 is abutted against the middle chute of the connecting block 16, so that the connecting block 16 is guided to move from right to left, the supporting spring 15 is compressed, the damper sliding rod 18 is separated from the connecting block 16, the anti-rebound mechanism is unlocked, and meanwhile, the upper shell 4 and the lower shell 7 are also attracted together through the magnetic force of the first electromagnet 9;
when the electric suction door lock is powered on and needs to be unlocked, the first electromagnet 9 is controlled by the external coded lock, so that the upper shell 4 and the lower shell 7 are disconnected;
when the electric suction door lock is not powered on, the upper shell 4 and the lower shell 7 are not attracted by the magnetic force of the first electromagnet 9, the sliding lock catches 8 on the two sides of the power-off self-locking mechanism 2 are not attracted together, but the sliding lock catches 8 are bounced to the two sides to lock the lower end of the upper shell 4 due to the normal resetting of the elastic action of the sliding lock catch spring 11, so that the upper shell 4 is prevented from being separated from the lower shell 7;
when the electric suction door lock is not powered on and needs to be unlocked, the first electromagnet and the second electromagnet do not play a role any more due to power failure, the key twists the lock cylinder 19 to drive the lock cylinder 19 and the pull rod 20 to rotate, and the pull rod 20 drives the sliding lock catch 8 to be combined, so that unlocking of the electric suction door is realized, normal use of the door lock can be guaranteed even when power failure occurs, and property safety is protected.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "left", "right", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Claims (9)
1. A multi-functional electric door lock, comprising: lower casing (7), lock core (19) are installed lower casing (7), its characterized in that: further comprising: the device comprises a bulletproof return mechanism (1) and a power-off self-locking mechanism (2);
the anti-rebound mechanism (1) comprises: the damper comprises a damper (3), an upper shell (4), a connecting plate B (6), a lower shell (7), a support ring (13), a support spring (15), a connecting block (16) and a support (22); the damper (3) is provided with a damper outer cylinder (17) and a damper sliding rod (18), the supporting ring (13) is fixedly installed on the side face of the lower shell (7), one end of the damper sliding rod (18) slides up and down in the sleeve (21) of the upper shell (4), the other end of the damper sliding rod is movably installed on the damper outer cylinder (17) through the circular supporting ring (13), the front end of the damper sliding rod (18) is locked with the supporting spring (15) at the moment of impact, and the damper outer cylinder (17) is fixed on the lower shell (7); the upper shell (4) is wrapped at the lower end of the connecting plate A (5); the support (22) is fixed on the upper shell (7), one end of the supporting spring (15) is fixed on the inner side of the support (22), the other end of the supporting spring is movably connected with the connecting block (16) and used for resetting the connecting block (16), the connecting block (16) stretches the supporting spring (15) during impact and is used for clamping the lower end of the arc of the damper sliding rod (18), and the connecting plate B (6) is provided with an ejector pin (14) which is used for ejecting a middle chute (25) of the connecting block (16) so as to achieve the effect of preventing rebound after door closing;
the power-off self-locking mechanism (2) comprises: the sliding lock comprises a sliding lock catch (8), a first electromagnet (9), a second electromagnet (10), a sliding lock catch spring (11), a fixed seat (12), a lock cylinder (19) and a pull rod (20); the power-off self-locking mechanism (2) is provided with two opposite sliding lock catches (8), a sliding lock catch spring (11) is arranged between the two sliding lock catches (8) and used for bouncing the sliding lock catches (8) to two sides to clamp the upper shell (4) during power-off so as to realize the power-off self-locking function, and the lower shell (7) is fixedly provided with fixing seats (12) which are provided with downward openings and are in one-to-one correspondence with grooves at the lower ends of the sliding lock catches (8); two sides of the sliding lock catch spring (11) are respectively and fixedly arranged on the grooves on the side surfaces of the two sliding lock catches (8); the lower shell (7) is wrapped at the lower end of the connecting plate B (6), at least two first electromagnets (9) are symmetrically arranged on two sides of the lower shell (7), and an external coded lock can control the on-off of the first electromagnets (9) and is used for controlling the suction and the disconnection of the upper shell (4) and the lower shell (7); the middle of the sliding lock catch (8) is provided with a second electromagnet (10) which is symmetrically and fixedly arranged on the inner side of the sliding lock catch (8) and is positioned on the lower side of a sliding lock catch spring (11), and the two side sliding lock catches (8) are attached; the side of the sliding lock catch (8) is rotationally connected with a connecting rod on the pull rod (20), the connecting rod at the other end of the pull rod (20) is fixed on the lock cylinder (19) and used for screwing the lock cylinder during power failure to drive the lock cylinder (19) and the pull rod (20) to rotate, the pull rod (20) drives the sliding lock catch (8) to be combined, so that unlocking of the upper shell (4) is further achieved, and the effect of normally using the door lock after power failure is achieved.
2. The multifunctional electric suction door lock as claimed in claim 1, wherein: the upper shell (4) is at least provided with 6 supporting plates (23) which are symmetrically arranged on two sides of the upper shell (4).
3. The multifunctional electric suction door lock according to claim 1 or 2, characterized in that: the upper shell (4) is provided with a sleeve (21) which protrudes upwards and is fixed with the right end of the support (22).
4. The multifunctional electric suction door lock as claimed in claim 1, wherein: one end of a supporting spring (15) on the upper shell (4) is fixed on the inner side of the support (22) through a cylindrical straight rod.
5. The multifunctional electric suction door lock as claimed in claim 4, wherein: a rectangular notch (24) is formed in the upper shell (4) and is close to the support (22), and the size of the rectangular notch (24) is the area of the thimble (14) projected to the upper shell (4).
6. The multifunctional electric suction door lock as claimed in claim 5, wherein: a middle chute (25) and a front end chute (26) are arranged on the lower side of the connecting block (16) on the upper shell (4), the middle chute (25) is used for guiding the connecting block (16) to move leftwards by the ejector pin (14), so that the connecting block (16) and the damper sliding rod (18) are separated, and the unlocking of the bullet-proof mechanism (1) is further realized; the front end chute (26) is used for driving the connecting block (16) to rotate to the left.
7. The multifunctional electric suction door lock as claimed in claim 6, wherein: the front end of the damper sliding rod (18) is a semi-arc surface, so that the arc lower end of the damper sliding rod (18) can clamp the upper end surface of the connecting block (16) more easily.
8. The multifunctional electric suction door lock as claimed in claim 1, wherein: the support ring (13) is fixedly arranged on the side surface of the lower shell (7) to prevent the upper end of the damper slide rod (18) from swinging left and right.
9. The multifunctional electric suction door lock as claimed in claim 1, wherein: the damper (3) is an oil pressure damper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011611140.4A CN112554664A (en) | 2020-12-31 | 2020-12-31 | Multifunctional electric suction door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011611140.4A CN112554664A (en) | 2020-12-31 | 2020-12-31 | Multifunctional electric suction door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112554664A true CN112554664A (en) | 2021-03-26 |
Family
ID=75034684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011611140.4A Withdrawn CN112554664A (en) | 2020-12-31 | 2020-12-31 | Multifunctional electric suction door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112554664A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113266205A (en) * | 2021-05-17 | 2021-08-17 | 钛克菲斯智能科技（深圳）有限公司 | Intelligent lock with alarm function based on monitoring of Internet of things |
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- 2020-12-31 CN CN202011611140.4A patent/CN112554664A/en not_active Withdrawn
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Application publication date: 20210326 |