CN109252783A - A kind of closing device - Google Patents

A kind of closing device Download PDF

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Publication number
CN109252783A
CN109252783A CN201811062911.1A CN201811062911A CN109252783A CN 109252783 A CN109252783 A CN 109252783A CN 201811062911 A CN201811062911 A CN 201811062911A CN 109252783 A CN109252783 A CN 109252783A
Authority
CN
China
Prior art keywords
cavity
sliding
cone pulley
chamber
shaft
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.)
Withdrawn
Application number
CN201811062911.1A
Other languages
Chinese (zh)
Inventor
王立
Original Assignee
王立
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 王立 filed Critical 王立
Priority to CN201811062911.1A priority Critical patent/CN109252783A/en
Publication of CN109252783A publication Critical patent/CN109252783A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B47/0001Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
    • E05B47/0012Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with rotary electromotors
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B65/00Locks or fastenings for special use
    • E05B65/08Locks or fastenings for special use for sliding wings
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05FDEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00Power-operated mechanisms for wings
    • E05F15/60Power-operated mechanisms for wings using electrical actuators
    • E05F15/603Power-operated mechanisms for wings using electrical actuators using rotary electromotors
    • E05F15/632Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B47/0001Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
    • E05B2047/0014Constructional features of actuators or power transmissions therefor
    • E05B2047/0018Details of actuator transmissions
    • E05B2047/002Geared transmissions
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B47/0001Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
    • E05B2047/0014Constructional features of actuators or power transmissions therefor
    • E05B2047/0018Details of actuator transmissions
    • E05B2047/0023Nuts or nut-like elements moving along a driven threaded axle
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05YINDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05Y2900/00Application of doors, windows, wings or fittings thereof
    • E05Y2900/60Application of doors, windows, wings or fittings thereof for other use
    • E05Y2900/602Application of doors, windows, wings or fittings thereof for other use for containers

Abstract

The invention discloses a kind of closing devices, including main frame and sliding door body, the extended movable chamber in left and right is equipped in the main frame, upper guide groove is equipped in the top end wall of the movable chamber, lower guide channel is equipped in the bottom end wall of the movable chamber, the sliding door body is set between the upper guide groove and the lower guide channel, the first extended rack gear of left and right is installed in the upper guide groove, front and back is equipped in the movable chamber on right side through the channel slot of setting, the right side end wall of the upper guide groove is equipped with locking block, latch recess is equipped at the sliding door body right end face position opposite with the locking block, be connected the sliding chamber of first for being equipped with and being extended to front side in the front side end wall of the latch recess, it is connected in the left side end wall of described first sliding chamber equipped with the first cavity, on the left of first cavity The second sliding chamber is equipped in the sliding door body.

Description

A kind of closing device
Technical field
The present invention relates to gate technique field, specially a kind of closing device.
Background technique
Case, the cabinet of daily common ordinary construction cannot all be automatically closed behind the door in opening.Due to often going out when in use Now forget to close the door or close phenomenon not in place, be closed in addition, existing closing device generally uses spring to realize, although one The cabinet door after unlatching can be automatically closed in the section time, but with using the time elongated, since the service life of spring is limited, After the coefficient of elasticity of spring changes to a certain extent, the elasticity of spring dies down, so automatic door-closing is less able, is easy to make At closing not in place or not fastening phenomenon.
Summary of the invention
The purpose of the present invention is to provide a kind of closing devices, for overcoming drawbacks described above in the prior art.
A kind of closing device according to the present invention, including main frame and sliding door body, the interior left and right that is equipped with of the main frame are prolonged The movable chamber for stretching setting is equipped with upper guide groove, positioned at the bottom end wall of the movable chamber in the top end wall of the movable chamber Interior to be equipped with lower guide channel, the sliding door body is set between the upper guide groove and the lower guide channel, is installed with a left side in the upper guide groove The first extended rack gear of the right side, is equipped with front and back through the channel slot of setting in the movable chamber on right side, it is described on lead The right side end wall of slot is equipped with locking block, and it is recessed to be equipped with locking at the sliding door body right end face position opposite with the locking block Slot, be connected in the front side end wall of the latch recess the sliding chamber of first for being equipped with and being extended to front side, the described first sliding chamber It is connected in the end wall of left side equipped with the first cavity, the second sliding chamber is equipped in the sliding door body on the left of first cavity, The second cavity is equipped in the sliding door body on rear side of the described second sliding chamber, between second cavity and the second sliding chamber Equipped with third cavity, also it is rotatably assorted and is connected with through the third cavity between second cavity and the second sliding chamber Splined sleeve, is circumferentially installed with first pulley on the outer surface of the splined sleeve in the third cavity, and described The second belt wheel is equipped in the third cavity on the right side of one belt wheel, power cooperates between second belt wheel and the first pulley It is connected with the first transmission belt, the rear side end of second belt wheel and the first motor admittedly in the third cavity aft bulkhead Power is cooperatively connected, splined sleeve internally-powered splined shaft extended before and after being connected with, after the splined shaft Side end is installed with the first cone pulley protruded into second cavity, and the front side end of the splined shaft, which is installed with, protrudes into described Two slide the second intracavitary cone pulleys, and be rotatably assorted connection in the bottom end wall of second cavity on rear side of first cone pulley There is third cone pulley, is rotatably assorted in the top end wall of second cavity and is connected with first rotating shaft extended up and down, it is described The bottom end of first rotating shaft is protruded into second cavity and is connect with the top end surface secure fit of the third cone pulley, institute State first rotating shaft top end stretch out the sliding door body top end surface it is outer and be installed with and first rack momentum cooperates The first gear of connection, the described second sliding chamber on front side of second cone pulley are slidably connected with sliding shoe, the cunning The rear side end of motion block is rotatably assorted the second shaft for being connected with and connecting with the second cone pulley front end face secure fit, described The second motor is installed in the front end face of sliding shoe, the front side end of second motor has been connected by power to be slided with described second End wall is threadedly engaged the adjusting screw rod of connection on front side of chamber, and first cunning is intracavitary to be equipped with self-locking mechanism, sets in first cavity There is the transmission connecting mechanism with self-locking mechanism transmission cooperation.
Further technical solution, interior be equipped with of the bottom end face of the sliding door body are matched with lower guide channel bottom end wall rolling Close the shifting roller of connection.
Further technical solution, the locking block are equipped with inclined-plane protrusion, institute far from end wall side on the right side of the upper guide groove It states and is equipped with pre-and post perforative lock slots at locking block medium position.
Further technical solution, the self-locking mechanism include that the described first sliding intracavitary lock is arranged in sliding connection Sliding block, described first on front side of the lock slide is sliding intracavitary equipped with top pressure spring, and the rear side end of the lock slide is equipped with Inclined-plane lock-joining part is installed with the second rack gear in the left end face of the lock slide.
Further technical solution, the transmission connecting mechanism include being rotatably assorted connection setting in first cavity 4th cone pulley and second gear, the second gear are located at the right positions of the 4th cone pulley, the second gear with it is described Second rack momentum is cooperatively connected, and the top end of the 4th cone pulley is installed with third belt wheel, the top end of the second gear It is installed with the 4th belt wheel, power is connected with the second transmission belt between the third belt wheel and the 4th belt wheel, and described It is rotatably assorted between two sliding chambers and first cavity and is connected with the extended third shaft in left and right, a left side for the third shaft Side end, which is installed with, protrudes into the described second sliding the 5th intracavitary cone pulley, and the 5th cone pulley is located at second cone pulley and the cunning Second cunning between motion block is intracavitary, the right end of the third shaft be installed with protrude into first cavity and with institute State the 6th cone pulley of the 4th cone pulley power mating connection.
Detailed description of the invention
Fig. 1 is main frame external structure schematic diagram in the present invention;
Fig. 2 is main frame schematic diagram of internal structure in the present invention
Fig. 3 is the cross-sectional view of " A-A " in Fig. 2 of the present invention;
Fig. 4 is the structural schematic diagram of locking block in the present invention.
Specific embodiment
Below with reference to Fig. 1-4, the present invention is described in detail.
Referring to Fig.1-4, a kind of closing device of embodiment according to the present invention, including main frame 6 and sliding door body 8, institute It states and is equipped with the extended movable chamber 61 in left and right in main frame 6, upper guide groove is equipped in the top end wall of the movable chamber 61 63, lower guide channel 64 is equipped in the bottom end wall of the movable chamber 61, the sliding door body 8 is set to the upper guide groove 63 and institute It states between lower guide channel 64, the first extended rack gear 631 of left and right, the work positioned at right side is installed in the upper guide groove 63 Equipped with front and back through the channel slot 62 of setting in dynamic chamber 61, the right side end wall of the upper guide groove 63 is equipped with locking block 65, described Latch recess 81, the front side of the latch recess 81 are equipped at 8 right end face of the sliding door body position opposite with the locking block 65 Be connected the sliding chamber 82 of first for being equipped with and being extended to front side in end wall, is connected in the left side end wall of the described first sliding chamber 82 and sets There is the first cavity 83, is equipped with the second sliding chamber 85 in the sliding door body 8 in 83 left side of the first cavity, is located at described second It is equipped with the second cavity 87 in the sliding door body 8 of sliding 85 rear side of chamber, is set between second cavity 87 and the second sliding chamber 85 There is third cavity 88, being also rotatably assorted between second cavity 87 and the second sliding chamber 85, it is empty through the third to be connected with The splined sleeve 881 of chamber 88 is circumferentially installed on the outer surface of the splined sleeve 881 in the third cavity 88 One belt wheel 883, the third cavity 88 on 883 right side of first pulley is interior to be equipped with the second belt wheel 885, second belt wheel Power is connected with the first transmission belt 886, the rear side end of second belt wheel 885 between 885 and the first pulley 883 It is cooperatively connected with 884 power of first motor being embedded in 88 aft bulkhead of third cavity admittedly, 881 internally-powered of splined sleeve It is connected with the extended splined shaft 882 in front and back, the rear side end of the splined shaft 882, which is installed with, protrudes into second sky The first cone pulley 887 in chamber 87, the front side end of the splined shaft 882 are installed with the second cone protruded into the described second sliding chamber 85 Wheel 855 is rotatably assorted in the bottom end wall of second cavity 87 of 887 rear side of the first cone pulley and is connected with third cone 872 are taken turns, is rotatably assorted in the top end wall of second cavity 87 and is connected with first rotating shaft 871 extended up and down, it is described The bottom end of first rotating shaft 871 protrudes into second cavity 87 and matches with the fixation of the top end surface of the third cone pulley 872 Connection is closed, the top end of the first rotating shaft 871 is stretched out outside the top end surface of the sliding door body 8 and is installed with and described first The first gear 673 that 631 power of rack gear is cooperatively connected, the described second sliding chamber 85 positioned at 855 front side of the second cone pulley slide Be connected with sliding shoe 851, the rear side end of the sliding shoe 851 be rotatably assorted be connected with before second cone pulley 855 Second shaft 854 of side end face secure fit connection, is installed with the second motor 852, institute in the front end face of the sliding shoe 851 The front side end for stating the second motor 852 is connected by power the adjusting spiral shell that connection is threadedly engaged with the described second sliding 85 front side end wall of chamber Bar 853, the described first sliding chamber 82 is interior to be equipped with self-locking mechanism, is equipped in first cavity 83 and is driven cooperation with the self-locking mechanism Transmission connecting mechanism.
Valuably or illustratively, it is equipped in the bottom end face of the sliding door body 8 and is rolled with 64 bottom end wall of lower guide channel The dynamic shifting roller being cooperatively connected, to improve the mobile flexibility of the sliding door body 8.
Valuably or illustratively, the locking block 65 is equipped with inclined-plane protrusion far from the 63 right side end wall side of upper guide groove 651, pre-and post perforative lock slots 652 are equipped at 65 medium position of locking block, so that fast and easy locking latch works.
Valuably or illustratively, the self-locking mechanism includes that sliding connection is arranged in the described first sliding chamber 82 Lock slide 821 is equipped with top pressure spring 824, the lock slide in the described first sliding chamber 82 of 821 front side of lock slide 821 rear side end is equipped with inclined-plane lock-joining part 822, is installed with the second rack gear 823 in the left end face of the lock slide 821, from And it is able to achieve and locks work with the automatic control of locking block 65.
Valuably or illustratively, the transmission connecting mechanism includes being rotatably assorted connection setting in first cavity 83 Interior 4th cone pulley 831 and second gear 833, the second gear 833 is located at the right positions of the 4th cone pulley 831, described Second gear 833 and 823 power of the second rack gear are cooperatively connected, and the top end of the 4th cone pulley 831 is installed with third band Wheel 832, the top end of the second gear 833 are installed with the 4th belt wheel 834, the third belt wheel 832 and the 4th belt wheel Power is connected with the second transmission belt 835 between 834, is rotatably assorted between the described second sliding chamber 85 and first cavity 83 It is connected with and controls extended third shaft 836, the left distal end of the third shaft 836, which is installed with, protrudes into second cunning The 5th cone pulley 838 in chamber 85, institute of the 5th cone pulley 838 between second cone pulley 855 and the sliding shoe 851 It states in the second sliding chamber 85, the right end of the third shaft 836, which is installed with, to be protruded into first cavity 83 and with described the The 6th cone pulley 837 that four cone pulleys, 831 power is cooperatively connected, thus the unlock work after realizing the locking for automatically controlling self-locking mechanism Make.
When original state, the first cone pulley 887 is made to be in complete power mating connection state with third cone pulley 872, meanwhile, make Front side end wall of the sliding shoe 851 utmostly far from the second sliding chamber 85, and then make the second belt wheel 885 utmostly far from the 5th cone Wheel 838, at this point, make lock slide 821 by top pressure spring 824 pressure on top surface drive inclined-plane lock-joining part 822 be fully inserted into locking it is recessed In slot 81, meanwhile, sliding door body 8 is located at the left-most position in movable chamber 61, and makes sliding door body 8 utmostly far from channel slot 62, and then realize the open state of channel slot 62;
When needing that work is automatically closed, drives splined sleeve 881 to rotate by first motor 884, driven by splined sleeve 881 Splined shaft 882 and the rotation of the first cone pulley 887, and then third cone pulley 872 and first rotating shaft 871 are driven by the first cone pulley 887 The first gear 673 at top rotates, and then realizes and drive sliding door body 8 towards the right direction in movable chamber 61 by first gear 673 Sliding, until when sliding door body 8 utmostly slides into the right positions in movable chamber 61, at this point, making sliding door body 8 and channel slot 62 In being completely coincident state, meanwhile, it is fully inserted into locking block 65 in latch recess 81, and make inclined-plane lock-joining part 822 by oblique Make inclined-plane lock-joining part 822 that lock slide 821 be driven to overcome the pressure on top surface of top pressure spring 824 and protrude into after the pressure on top surface of face protrusion 651 In first sliding chamber 82, make when locking block 65 is fully inserted into latch recess 81, slides the lock slots 652 in locking block 65 and first Chamber 82 is in relative position, and then realizes that the pressure on top surface by lock slide 821 by top pressure spring 824 drives inclined-plane lock-joining part 822 It is fully inserted into lock slots 652 and realizes automatic locking work;When needing to unlock, adjusting screw rod is driven by the second motor 852 853 rotations drive sliding shoe 851 to slide into the most forward position in the second sliding chamber 85, at this point, by sliding by adjusting screw rod 853 Block 851 drives the second cone pulley 855 and the complete power of the 5th cone pulley 838 to be cooperatively connected, meanwhile, make the first cone pulley 887 utmostly Far from third cone pulley 872, first motor 884 is then controlled again, splined sleeve 881 and splined shaft 882 is driven to rotate, and then by the Two cone pulleys 855 drive the rotation of the 5th cone pulley 838, and then realize and drive lock slide 821 to overcome top pressure spring by second gear 833 824 pressure on top surface is slided towards the front side direction in the first sliding chamber 82, until inclined-plane lock-joining part 822 is fully inserted into the first sliding chamber 82 It is interior, then sliding door body 8 is pushed towards left side.
The beneficial effects of the present invention are: the configuration of the present invention is simple, easy to operate, splined sleeve is driven to turn by first motor It is dynamic, drive splined shaft and the first cone pulley to rotate by splined sleeve, and then drive third cone pulley and first turn by the first cone pulley First gear rotation at the top of axis, and then realize and drive sliding door body to slide towards the right direction in movable chamber by first gear, directly When utmostly sliding into the right positions in movable chamber to sliding door body, it is completely coincident at this point, being in sliding door body with channel slot State, meanwhile, it is fully inserted into locking block in latch recess, and make tiltedly after making pressure on top surface of the inclined-plane lock-joining part by inclined-plane protrusion Face lock-joining part drive lock slide overcome the pressure on top surface of top pressure spring and protrude into first cunning it is intracavitary, when locking block be fully inserted into locking it is recessed Make in slot, so that the lock slots in locking block and the first sliding chamber is in relative position, and then realize by lock slide by top pressure spring Pressure on top surface drive inclined-plane lock-joining part to be fully inserted into lock slots to realize automatic locking work;To realize the locking of automatic door-closing Work substantially increases the convenience used and automation control rate, mitigates worker's amount of labour, and is able to achieve automatic control lock Unlatching work after fixed, improves practicability.
Those skilled in the art can define, can in the case of not departing from overall spirit of the invention and design To make the various modifications for above embodiments.It falls within the scope of protection of the present invention.Protection scheme of the invention It is subject to claims appended hereto.

Claims (5)

1. a kind of closing device, including main frame and sliding door body, it is characterised in that: be equipped with left and right extension in the main frame and set The movable chamber set is equipped with upper guide groove in the top end wall of the movable chamber, sets in the bottom end wall of the movable chamber There is lower guide channel, the sliding door body is set between the upper guide groove and the lower guide channel, and left and right is installed in the upper guide groove and is prolonged The first rack gear for stretching setting is equipped with the channel slot for running through setting in front and back in the movable chamber on right side, the upper guide groove Right side end wall is equipped with locking block, is equipped with latch recess at the sliding door body right end face position opposite with the locking block, Be connected the sliding chamber of first for being equipped with and being extended to front side in the front side end wall of the latch recess, the left side of the described first sliding chamber It is connected in end wall equipped with the first cavity, the second sliding chamber is equipped in the sliding door body on the left of first cavity, is located at It is equipped with the second cavity in the sliding door body on rear side of described second sliding chamber, is equipped between second cavity and the second sliding chamber Third cavity, be also rotatably assorted the spline being connected with through the third cavity between second cavity and the second sliding chamber Sleeve is circumferentially installed with first pulley, the first band on the outer surface of the splined sleeve in the third cavity It takes turns and is equipped with the second belt wheel in the third cavity on right side, power is cooperatively connected between second belt wheel and the first pulley There are the first transmission belt, the rear side end of second belt wheel and the first motor power admittedly in the third cavity aft bulkhead It is cooperatively connected, the splined sleeve internally-powered is connected with the extended splined shaft in front and back, the rear side end of the splined shaft End is installed with the first cone pulley protruded into second cavity, and the front side end of the splined shaft, which is installed with, protrudes into second cunning The second intracavitary cone pulley is rotatably assorted in the bottom end wall of second cavity on rear side of first cone pulley and is connected with Three cone pulleys are rotatably assorted in the top end wall of second cavity and are connected with first rotating shaft extended up and down, and described first The bottom end of shaft is protruded into second cavity and is connect with the top end surface secure fit of the third cone pulley, and described the The top end surface that the top end of one shaft stretches out the sliding door body is outer and be installed with and first rack momentum is cooperatively connected First gear, the described second sliding chamber on front side of second cone pulley is slidably connected with sliding shoe, the cunning The rear side end of motion block is rotatably assorted the second shaft for being connected with and connecting with the second cone pulley front end face secure fit, described The second motor is installed in the front end face of sliding shoe, the front side end of second motor has been connected by power to be slided with described second End wall is threadedly engaged the adjusting screw rod of connection on front side of chamber, and first cunning is intracavitary to be equipped with self-locking mechanism, sets in first cavity There is the transmission connecting mechanism with self-locking mechanism transmission cooperation.
2. a kind of closing device according to claim 1, it is characterised in that: be equipped in the bottom end face of the sliding door body with The lower guide channel bottom end wall rolls the shifting roller being cooperatively connected.
3. a kind of closing device according to claim 1, it is characterised in that: the locking block is far from the upper guide groove right side End wall side is equipped with inclined-plane protrusion, is equipped with pre-and post perforative lock slots at the locking block medium position.
4. a kind of closing device according to claim 1, it is characterised in that: the self-locking mechanism includes sliding connection The intracavitary lock slide of first cunning is set, first cunning on front side of the lock slide is intracavitary to be equipped with top pressure spring, The rear side end of the lock slide is equipped with inclined-plane lock-joining part, is installed with the second rack gear in the left end face of the lock slide.
5. a kind of closing device according to claim 4, it is characterised in that: the transmission connecting mechanism includes being rotatably assorted Connection is arranged in first cavity the 4th cone pulley and second gear, the second gear and is located at the right side of the 4th cone pulley Position, the second gear and second rack momentum are cooperatively connected, and the top end of the 4th cone pulley is installed with third band Wheel, the top end of the second gear are installed with the 4th belt wheel, power between the third belt wheel and the 4th belt wheel It is connected with the second transmission belt, being rotatably assorted between the described second sliding chamber and first cavity, it is extended to be connected with left and right Third shaft, the left distal end of the third shaft, which is installed with, protrudes into the described second sliding the 5th intracavitary cone pulley, the described 5th Second cunning of the cone pulley between second cone pulley and the sliding shoe is intracavitary, and the right end of the third shaft is solid Equipped with the 6th cone pulley for protruding into first cavity and being cooperatively connected with the 4th cone pulley power.
CN201811062911.1A 2018-09-12 2018-09-12 A kind of closing device Withdrawn CN109252783A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811062911.1A CN109252783A (en) 2018-09-12 2018-09-12 A kind of closing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811062911.1A CN109252783A (en) 2018-09-12 2018-09-12 A kind of closing device

Publications (1)

Publication Number Publication Date
CN109252783A true CN109252783A (en) 2019-01-22

Family

ID=65047275

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811062911.1A Withdrawn CN109252783A (en) 2018-09-12 2018-09-12 A kind of closing device

Country Status (1)

Country Link
CN (1) CN109252783A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110397361A (en) * 2019-08-09 2019-11-01 杭州伍月装饰设计有限公司 A kind of high security door and window structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110397361A (en) * 2019-08-09 2019-11-01 杭州伍月装饰设计有限公司 A kind of high security door and window structure

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Application publication date: 20190122