CN112780128A - Mechanical locking type automatic door opening and closing device - Google Patents
Mechanical locking type automatic door opening and closing device Download PDFInfo
- Publication number
- CN112780128A CN112780128A CN202110059865.5A CN202110059865A CN112780128A CN 112780128 A CN112780128 A CN 112780128A CN 202110059865 A CN202110059865 A CN 202110059865A CN 112780128 A CN112780128 A CN 112780128A
- Authority
- CN
- China
- Prior art keywords
- door
- face
- limiting
- block
- sliding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/08—Locks or fastenings for special use for sliding wings
-
- 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
- E05B15/10—Bolts of locks or night latches
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B53/00—Operation or control of locks by mechanical transmissions, e.g. from a distance
- E05B53/001—Foot-operation
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B63/00—Locks or fastenings with special structural characteristics
- E05B63/14—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other
- E05B63/143—Arrangement of several locks, e.g. in parallel or series, on one or more wings
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
- E06B3/34—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement
- E06B3/42—Sliding wings; Details of frames with respect to guiding
- E06B3/46—Horizontally-sliding wings
- E06B3/4636—Horizontally-sliding wings for doors
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses a mechanical locking type automatic door opening and closing device, which comprises a limiting frame and is characterized in that: the inside sliding connection of spacing frame has the push-and-pull door. The invention is that, through installing the manual unlocking mechanism, the limited block is inserted in the front end slot position of the frame, when the limited block is positioned in the square groove, the limited block will be popped out through the pop-out spring in the elastic self-locking mechanism until the limited block is clamped with the limited groove arranged on the top end surface and the bottom end surface of the limited block, the design can realize the automatic locking function when the main door moves to the left side, so as to achieve the purpose of automation, through installing the lever self-locking mechanism, therefore, when the main door slides to the left side, the slide block at the bottom of the main door can drive the inserted block positioned at the right side to be inserted into the internal position of the limited groove A through the contact with the inserted block, so as to achieve the purpose of automatically locking the main door, and the design can improve the overall safety of the door sliding door.
Description
Technical Field
The invention relates to the technical field of automatic locking doors, in particular to a mechanical locking type automatic door opening and closing device.
Background
Automation refers to a process of realizing an expected target by automatic detection, information processing, analysis and judgment, operation and control according to the requirements of people without the direct participation of people or less people in machinery equipment, systems or processes (production and management processes), and the automation technology is widely applied to the aspects of industry, agriculture, military, scientific research, transportation, commerce, medical treatment, service, family and the like;
the door body is used as a tool which is frequently used in daily life, and the door body is required to be automatically locked when in use, so that the situation that a user forgets is prevented.
For example, application No.: CN 201811573114.X the invention discloses an automatic door opening and closing device, which comprises a locking device and a fixed groove arranged in a movable door body; the locking device comprises an electric push rod, a rotating shaft and a locking rod, wherein the locking rod is a cylindrical rod, the center of the locking rod is transversely fixed on the rotating shaft, the rotating shaft is arranged on the electric push rod, and the locking device is fixedly arranged in a locking groove of the door edge plate; the door body is arranged in the bunker, and a guide block is arranged below the door body; a door body movable groove is formed in the shelter, and the door body is arranged in the door body movable groove; the door body activity tank bottom is provided with the drive plate, is provided with the drive block on the drive plate, and the fixed block that is provided with of the door body and drive plate opposite face is fixed, is connected with the transfer line between drive block and the fixed block, installs through first rotation axis between transfer line and the fixed block, installs through the second rotation axis between transfer line and the drive block, and fixed block, drive block all set up in pairs, and mutual symmetry.
Based on the search of above-mentioned patent to and combine the equipment discovery among the prior art, above-mentioned equipment is when using, though can carry out automatic switch door operation, nevertheless there is current door body locking device in the practical application process and mostly is single-point locking operation, therefore the security is lower, in case the single-point is destroyed can open whole door body, moreover, can't realize the auto-lock operation to the door body, consequently can have to forget to lock the door and cause the potential safety hazard.
Disclosure of Invention
The present invention is directed to a mechanically locking type automatic door opening and closing device, which solves the above problems.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a mechanical locking formula automatic switch door gear, includes spacing frame, elasticity self-locking mechanism, manual release mechanism, lever self-locking mechanism, pedal release mechanism, its characterized in that: a sliding door is connected inside the limiting frame in a sliding manner; the elastic self-locking mechanism is elastically connected to the inner position of the left side open groove in the limiting frame; the manual unlocking mechanism is fixedly connected to the center of the left end face of the sliding door; the lever self-locking mechanism is fixedly connected to the bottom side position inside the limiting frame; the pedal unlocking mechanism is fixedly connected to the front end position of the lever self-locking mechanism; the pedal unlocking mechanism further comprises an insertion block and a pedal, the insertion block is provided with two positions, the two insertion blocks are respectively and fixedly connected to the top end face positions of the two rotating plates, the pedal is fixedly connected to the front end face position of the rotating plate on the right side, and the tilting rod is connected to the inner side position of the stand column through a rotating shaft in a shaft coupling mode in the installation state.
Preferably, the limiting frame comprises a frame body, a cover plate and sliding grooves, a square groove is formed in the center of the left side of the front end of the frame body, the bottom of the front end of the frame body is provided with the square groove, the cover plate is rotatably connected to the position of the opening of the left side of the front end of the frame body, the sliding grooves are formed in two positions, and the sliding grooves are formed in the top end and the bottom end of the inner portion of the frame body respectively.
Preferably, the push-and-pull door is including main door, vice door, slider and spacing groove A, the right-hand member of main door is pegged graft and is had vice door, the slider is equipped with two altogether, and two slider difference fixed connection are in the top face and the bottom face left side position of main door, spacing groove A sets up in the bottom face right side position of main door, and the main door passes through slider sliding connection in the inside position of spout under the installation state, and vice door fixed connection is in the inside left end face position of framework.
Preferably, elasticity self-locking mechanism includes limiting plate, pop out spring and spacing ball, the limiting plate is equipped with two altogether, and the opposite face of two limiting plates all has spacing ball through popping out spring elastic connection, and two limiting plates, pop out spring and spacing ball all install the front end left side fluting department internal position at the framework under the installation state.
Preferably, the manual unlocking mechanism comprises a limiting block, a limiting groove B and an unlocking rod, the limiting groove B is formed in the top end face and the bottom end face of the limiting block in a penetrating mode, a round hole is formed in the front end of the limiting block, and the unlocking rod is inserted into the position of the opening at the front end of the limiting block.
Preferably, the manual unlocking mechanism further comprises a gear, a rack and an ejector rod, the gear is fixedly connected to the rear end face of the unlocking rod, the rack is designed to be in an L-shaped structure, the two racks are respectively meshed with the left side and the right side of the gear in a transmission mode, the ejector rod is fixedly connected to the top end face and the bottom end face of the two racks, and the limiting block is fixedly connected to the center of the left end face of the main door in the installation state.
Preferably, the lever self-locking mechanism comprises a support plate, an upright post and a return spring, the top end face center of the support plate is fixedly connected with the upright post, the top end of the inside of the upright post is connected with a rotating shaft in a shaft mode, the return spring is provided with two positions, and the two return springs are fixedly connected to the left side and the right side of the top end face of the support plate respectively.
Preferably, the pedal unlocking mechanism comprises a tilting rod and a rotating plate, and the left end and the right end of the tilting rod are both connected with the rotating plate with the same size through a shaft.
Compared with the prior art, the invention has the beneficial effects that:
1. through the installation of the manual unlocking mechanism, the limiting block is inserted into the groove at the front end of the frame body, when the limiting block is positioned in the square groove, the limiting ball can be ejected out through the ejection spring in the elastic self-locking mechanism until the limiting ball is clamped with the limiting groove formed in the top end face and the bottom end face of the limiting block, and the design can realize the automatic locking function when the main door moves towards the left side, so that the automatic purpose is achieved.
2. By installing the lever self-locking mechanism, when the main door slides to the left side, the sliding block at the bottom of the main door can be in contact with the inserting block, the inserting block positioned on the right side is driven to be inserted into the inner position of the limiting groove A by utilizing the lever principle, so that the aim of automatically locking the main door is fulfilled, the overall safety of the door sliding door can be improved by the design, and the inserting block positioned on the left side can be separated from the sliding block by stepping down the pedal when unlocking is needed.
Drawings
FIG. 1 is a schematic view of the main structure of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;
FIG. 4 is a schematic side view of the present invention;
FIG. 5 is a schematic view of a structure of a position-limiting frame according to the present invention;
FIG. 6 is a schematic view of a sliding door according to the present invention;
FIG. 7 is a schematic structural view of the elastic self-locking mechanism of the present invention;
FIG. 8 is a schematic structural view of a manual unlocking mechanism of the present invention;
FIG. 9 is a schematic structural view of a lever self-locking mechanism according to the present invention;
FIG. 10 is a schematic structural view of a foot operated unlocking mechanism of the present invention;
in the figure: 1-a limit frame; 101-a frame body; 102-a cover plate; 103-a chute; 2-a sliding door; 201-a main door; 202-a secondary door; 203-a slide block; 204-a limiting groove A; 3-an elastic self-locking mechanism; 301-limiting plate; 302-eject spring; 303-a limit ball; 4-a manual unlocking mechanism; 401-a limiting block; 402-a limiting groove B; 403-unlocking lever; 404-gear; 405-a rack; 406-a push rod; 5-a lever self-locking mechanism; 501-a support plate; 502-column; 503-a return spring; 6-pedal unlocking mechanism; 601-raising a rod; 602-rotating the plate; 603-inserting blocks; 604-pedal.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-10, the present invention provides a mechanical locking type automatic door opening and closing device, which comprises: the utility model provides a mechanical locking formula automatic switch door gear, includes spacing frame 1, elasticity self-locking mechanism 3, manual release mechanism 4, lever self-locking mechanism 5, pedal release mechanism 6, its characterized in that: the inner part of the limiting frame 1 is connected with a sliding door 2 in a sliding way; the elastic self-locking mechanism 3 is elastically connected to the inner position of the left side groove in the limiting frame 1; the manual unlocking mechanism 4 is fixedly connected to the center of the left end face of the sliding door 2; the lever self-locking mechanism 5 is fixedly connected to the bottom side position inside the limiting frame 1; the pedal unlocking mechanism 6 is fixedly connected to the front end position of the lever self-locking mechanism 5; the pedal unlocking mechanism 6 further comprises an insertion block 603 and a pedal 604, the insertion block 603 is provided with two positions, the two insertion blocks 603 are respectively and fixedly connected to the top end surfaces of the two rotating plates 602, the pedal 604 is fixedly connected to the front end surface position of the rotating plate 602 on the right side, and the tilting rod 601 is coupled to the inner side position of the upright column 502 through a rotating shaft in the installation state.
The limiting frame 1 comprises a frame body 101, a cover plate 102 and sliding grooves 103, a square groove is formed in the center of the left side of the front end of the frame body 101, the bottom of the front end of the frame body 101 is provided with the square groove, the cover plate 102 is rotatably connected to the position of the opening of the left side of the front end of the frame body 101, the sliding grooves 103 are formed in two positions, and the sliding grooves 103 are formed in the top end and the bottom end of the inside of the frame body 101 respectively.
The sliding door 2 comprises a main door 201, an auxiliary door 202, a sliding block 203 and a limiting groove A204, the auxiliary door 202 is inserted into the right end of the main door 201, the sliding block 203 is provided with two positions, the two sliding blocks 203 are respectively and fixedly connected to the left side positions of the top end face and the bottom end face of the main door 201, the limiting groove A204 is arranged at the right side position of the bottom end face of the main door 201, the main door 201 is in sliding connection with the inner position of the sliding groove 103 through the sliding block 203 in the installation state, the auxiliary door 202 is fixedly connected to the left end face of the inner part of the frame body 101, and a perspective window is arranged inside the auxiliary door 202, so that the rear side can be observed through the perspective window when the main door 201 and the auxiliary door 202 slide and unfold.
Wherein, elasticity self-locking mechanism 3 includes limiting plate 301, pop-up spring 302 and spacing ball 303, and limiting plate 301 is equipped with two places altogether, and the opposite face of two limiting plate 301 all has spacing ball 303 through popping-up spring 302 elastic connection, and two limiting plate 301, pop-up spring 302 and spacing ball 303 are all installed at the front end left side fluting department internal position of framework 101 under the installation state.
The manual unlocking mechanism 4 comprises a limiting block 401, a limiting groove B402 and an unlocking rod 403, the top end face and the bottom end face of the limiting block 401 are communicated with the limiting groove B402, the front end of the limiting block 401 is provided with a round hole, the unlocking rod 403 is inserted into the position of the opening at the front end of the limiting block 401, when the limiting block 401 is located inside the square groove, the limiting ball 303 can be ejected out through the ejection spring 302 in the elastic self-locking mechanism 3 until the limiting ball is clamped with the limiting groove B402 formed in the top end face and the bottom end face of the limiting block 401, and the design can realize the automatic locking function when the main door 201 moves to the left side.
The manual unlocking mechanism 4 further comprises a gear 404, a rack 405 and a push rod 406, the gear 404 is fixedly connected to the rear end face of the unlocking rod 403, the rack 405 is designed to be in an L-shaped structure, the two racks 405 are respectively meshed and driven to the left side and the right side of the gear 404, the top end faces and the bottom end faces of the two racks 405 are fixedly connected with the push rod 406, and the limiting block 401 is fixedly connected to the center of the left end face of the main door 201 in the installation state.
The lever self-locking mechanism 5 comprises a support plate 501, an upright column 502 and a return spring 503, the upright column 502 is fixedly connected to the center position of the top end face of the support plate 501, a rotating shaft is connected to the top end of the inside of the upright column 502 in a shaft mode, the return spring 503 is provided with two positions in total, and the two return springs 503 are fixedly connected to the left side and the right side of the top end face of the support plate 501 respectively.
The pedal unlocking mechanism 6 comprises a tilting rod 601 and a rotating plate 602, and the left end and the right end of the tilting rod 601 are respectively connected with the rotating plate 602 with the same size in a shaft mode.
The working principle is as follows: when the sliding door 2 needs to work, a user manually pulls a handle fixedly connected with the left side of the front end face of the main door 201 in the sliding door 2 to enable the main door 201 to be in sliding connection along a sliding groove 103 formed in the frame body 101 through a sliding block 203, and a perspective window is formed in the auxiliary door 202, so that the rear side of the sliding door can be observed through the perspective window when the main door 201 and the auxiliary door 202 are in sliding expansion;
on the other hand, when the main door 201 slides to the left, the limiting block 401 in the manual unlocking mechanism 4 is inserted into the front end slot of the frame 101, and when the limiting block 401 is located inside the square slot, the limiting ball 303 is ejected by the ejection spring 302 in the elastic self-locking mechanism 3 until the limiting ball is clamped with the limiting slot B402 formed on the top end surface and the bottom end surface of the limiting block 401, so that the design can realize the automatic locking function when the main door 201 moves to the left side to achieve the purpose of automation, and when unlocking is needed, the key is inserted into the inside of the unlocking rod 403 to rotate, and then the two limiting balls 303 are ejected by the ejector rod 406 through the meshing transmission of the gear 404 and the two racks 405 to achieve the purpose of unlocking;
furthermore, considering that the conventional fixing mode of the sliding door 2 is a single-point fixing mode, so that a great potential safety hazard exists, in the invention, when the main door 201 slides to the left side, the sliding block 203 at the bottom of the sliding door is in contact with the insertion block 603, and the insertion block 603 on the right side is driven to be inserted into the inner position of the limiting groove a204 by utilizing the lever principle, so as to achieve the purpose of automatically locking the main door 201.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a mechanical locking formula automatic switch door gear, includes spacing frame (1), elasticity self-locking mechanism (3), manual release mechanism (4), lever self-locking mechanism (5), pedal release mechanism (6), its characterized in that: a sliding door (2) is connected inside the limiting frame (1) in a sliding manner; the elastic self-locking mechanism (3) is elastically connected to the inner position of the left side groove in the limiting frame (1); the manual unlocking mechanism (4) is fixedly connected to the center of the left end face of the sliding door (2); the lever self-locking mechanism (5) is fixedly connected to the bottom side position inside the limiting frame (1); the pedal unlocking mechanism (6) is fixedly connected to the front end position of the lever self-locking mechanism (5); pedal release mechanism (6) are still including inserted block (603) and footboard (604), inserted block (603) are equipped with two places altogether, and two inserted block (603) fixed connection respectively are in the top terminal surface position of two places commentaries on classics board (602), footboard (604) fixed connection is in the preceding terminal surface position of the commentaries on classics board (602) that is located the right side, and stick up pole (601) under the installation state and connect the inboard position at stand (502) through the pivot axle.
2. The mechanical locking type automatic door opening and closing device according to claim 1, wherein: spacing frame (1) is including framework (101), apron (102) and spout (103), a square groove has been seted up to the front end left side central point of framework (101), and the front end bottom of framework (101) is opened and is equipped with a square groove, apron (102) are rotated and are connected in the front end left side opening part position of framework (101), spout (103) are equipped with two altogether, and two spout (103) are seted up respectively in the inside top and the bottom position of framework (101).
3. The mechanical locking type automatic door opening and closing device according to claim 1, wherein: the sliding door (2) comprises a main door (201), an auxiliary door (202), a sliding block (203) and a limiting groove A (204), the auxiliary door (202) is inserted into the right end of the main door (201), the sliding block (203) is provided with two positions, the two sliding blocks (203) are respectively and fixedly connected to the left side of the top end face and the bottom end face of the main door (201), the limiting groove A (204) is arranged at the right side of the bottom end face of the main door (201), the main door (201) is connected to the inner position of the sliding groove (103) in a sliding mode through the sliding block (203) in the installation state, and the auxiliary door (202) is fixedly connected to the left end face of the inner portion of the frame body (101).
4. The mechanical locking type automatic door opening and closing device according to claim 1, wherein: elasticity self-locking mechanism (3) are including limiting plate (301), pop out spring (302) and spacing ball (303), limiting plate (301) are equipped with two places altogether, and the opposite face of two limiting plate (301) all has spacing ball (303) through popping out spring (302) elastic connection, and two limiting plate (301), pop out spring (302) and spacing ball (303) are all installed at the front end left side fluting department internal position of framework (101) under the installation state.
5. The mechanical locking type automatic door opening and closing device according to claim 1, wherein: the manual unlocking mechanism (4) comprises a limiting block (401), a limiting groove B (402) and an unlocking rod (403), the top end face and the bottom end face of the limiting block (401) are communicated with the limiting groove B (402), a round hole is formed in the front end of the limiting block (401), and the unlocking rod (403) is inserted into the position of an opening in the front end of the limiting block (401).
6. The mechanical locking type automatic door opening and closing device according to claim 1, wherein: manual release mechanism (4) are still including gear (404), rack (405) and ejector pin (406), gear (404) fixed connection is in the rear end face position of unblock pole (403), rack (405) are L shape structural design, and two rack (405) mesh transmission respectively in the left and right sides position of gear (404) to the equal fixedly connected with ejector pin (406) of top terminal surface and the bottom terminal surface of two rack (405), spacing block (401) fixed connection is put at the left end face central point of main door (201) under the installation status.
7. The mechanical locking type automatic door opening and closing device according to claim 1, wherein: the lever self-locking mechanism (5) comprises a support plate (501), an upright post (502) and a return spring (503), wherein the center of the top end face of the support plate (501) is fixedly connected with the upright post (502), the top end of the inside of the upright post (502) is connected with a rotating shaft in a shaft mode, the return spring (503) is provided with two positions, and the two return springs (503) are fixedly connected to the left side and the right side of the top end face of the support plate (501) respectively.
8. The mechanical locking type automatic door opening and closing device according to claim 1, wherein: pedal release mechanism (6) are including stick up pole (601) and commentaries on classics board (602), stick up the left end and the right-hand member of pole (601) and all have the same size to connect to have commentaries on classics board (602).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110059865.5A CN112780128B (en) | 2021-01-18 | 2021-01-18 | Mechanical locking type automatic door opening and closing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110059865.5A CN112780128B (en) | 2021-01-18 | 2021-01-18 | Mechanical locking type automatic door opening and closing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112780128A true CN112780128A (en) | 2021-05-11 |
| CN112780128B CN112780128B (en) | 2022-05-20 |
Family
ID=75756321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110059865.5A Active CN112780128B (en) | 2021-01-18 | 2021-01-18 | Mechanical locking type automatic door opening and closing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112780128B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10280768A (en) * | 1997-03-31 | 1998-10-20 | Nifco Inc | Locking device |
| CN2424276Y (en) * | 1999-12-14 | 2001-03-21 | 杭州理想不锈钢装饰有限公司 | Manual uper-slidding door lock |
| CN2559746Y (en) * | 2002-07-26 | 2003-07-09 | 伍建明 | Pulleys for sliding door & window with lock and its special door & window structural section |
| KR20090081699A (en) * | 2008-01-24 | 2009-07-29 | (주)명진 | A self-acting catch for a door |
| CN104632020A (en) * | 2015-01-27 | 2015-05-20 | 浙江大学 | Window capable of conducting self locking |
| KR20180041841A (en) * | 2016-10-17 | 2018-04-25 | (주)엘지하우시스 | Locking device for sliding Windows |
| CN109098561A (en) * | 2018-08-28 | 2018-12-28 | 乐康 | A kind of lock for windows |
| CN209724048U (en) * | 2018-10-25 | 2019-12-03 | 汶川柒建建筑工程有限公司 | A kind of use for laboratory security seal door component |
| US20200040604A1 (en) * | 2015-11-29 | 2020-02-06 | Dan Raz Ltd. | Door or other closable panel with lock-actuating linkage |
| CN211874177U (en) * | 2019-12-08 | 2020-11-06 | 贾涛 | Door lock structure of armored switch cabinet |
| CN212027458U (en) * | 2019-11-29 | 2020-11-27 | 深圳瑞和建筑装饰股份有限公司 | Pedal door opener and door |
-
2021
- 2021-01-18 CN CN202110059865.5A patent/CN112780128B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10280768A (en) * | 1997-03-31 | 1998-10-20 | Nifco Inc | Locking device |
| CN2424276Y (en) * | 1999-12-14 | 2001-03-21 | 杭州理想不锈钢装饰有限公司 | Manual uper-slidding door lock |
| CN2559746Y (en) * | 2002-07-26 | 2003-07-09 | 伍建明 | Pulleys for sliding door & window with lock and its special door & window structural section |
| KR20090081699A (en) * | 2008-01-24 | 2009-07-29 | (주)명진 | A self-acting catch for a door |
| CN104632020A (en) * | 2015-01-27 | 2015-05-20 | 浙江大学 | Window capable of conducting self locking |
| US20200040604A1 (en) * | 2015-11-29 | 2020-02-06 | Dan Raz Ltd. | Door or other closable panel with lock-actuating linkage |
| KR20180041841A (en) * | 2016-10-17 | 2018-04-25 | (주)엘지하우시스 | Locking device for sliding Windows |
| CN109098561A (en) * | 2018-08-28 | 2018-12-28 | 乐康 | A kind of lock for windows |
| CN209724048U (en) * | 2018-10-25 | 2019-12-03 | 汶川柒建建筑工程有限公司 | A kind of use for laboratory security seal door component |
| CN212027458U (en) * | 2019-11-29 | 2020-11-27 | 深圳瑞和建筑装饰股份有限公司 | Pedal door opener and door |
| CN211874177U (en) * | 2019-12-08 | 2020-11-06 | 贾涛 | Door lock structure of armored switch cabinet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112780128B (en) | 2022-05-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107558830B (en) | Electric suction lock | |
| CN108756471B (en) | High-strength safe intelligent lock cylinder | |
| US4176610A (en) | Safe deposit apparatus | |
| CN100591882C (en) | Automatic locking antitheft lock | |
| CN112780128B (en) | Mechanical locking type automatic door opening and closing device | |
| CN112543574B (en) | Remote unlocking and locking structure | |
| CN105781260B (en) | A kind of smart electronicses keeper | |
| CN200940380Y (en) | Automatic locking lock | |
| CN211736718U (en) | Spring bolt turning mechanism | |
| CN108756513B (en) | Door lock mortise lock capable of preventing spring bolt from being randomly bounced | |
| CN209482930U (en) | A kind of zipper lock | |
| CN112681893A (en) | Lock body structure | |
| CN215332057U (en) | Electromechanical frequency conversion electromagnetic lock | |
| CN220451615U (en) | Handle is last to insert door lock unlocked by key | |
| CN219387578U (en) | Simple self-gravity-based lock falling device | |
| CN215718162U (en) | Intelligent limit person management system applied to coal mine | |
| CN219431597U (en) | Two-stage lock catch of automobile engine cover | |
| CN109577755A (en) | A kind of automatic lock body of novel mechanical | |
| CN210768208U (en) | Double-quick false mortise lock body | |
| CN216818138U (en) | Automotive interior auto-lock button structure | |
| CN2727331Y (en) | Lock with openable panel | |
| CN212224927U (en) | Clutch mechanism of fingerprint lock | |
| CN219548704U (en) | Small safe deposit box | |
| CN2505565Y (en) | Automatic window lock capable of double-face opening | |
| CN214543041U (en) | Anti-theft power distribution cabinet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20220505 Address after: 518000 318, building 10, Guanlong second industrial zone, Xinwei community, Xili street, Nanshan District, Shenzhen, Guangdong Applicant after: SHENZHEN CHINASUN COMMUNICATION Co.,Ltd. Address before: 200000 mill machinery (Shanghai) Co., Ltd., building 1, 1128 Taishun Road, Anting Town, Jiading District, Shanghai Applicant before: Luo Qinzhi |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |