CN112576125A - Anti-false door opening suction and anti-false door opening - Google Patents
Anti-false door opening suction and anti-false door opening Download PDFInfo
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- CN112576125A CN112576125A CN202011449066.0A CN202011449066A CN112576125A CN 112576125 A CN112576125 A CN 112576125A CN 202011449066 A CN202011449066 A CN 202011449066A CN 112576125 A CN112576125 A CN 112576125A
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- rotating rod
- door
- rod
- bottom plate
- sub
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C17/00—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith
- E05C17/02—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means
- E05C17/46—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means in which the wing or a member fixed thereon is engaged by a movable fastening member in a fixed position; in which a movable fastening member mounted on the wing engages a stationary member
Abstract
The application discloses prevent mistake and open a door and prevent mistake and open a door belongs to door-inhale technical field. A door-opening-preventing sucker and a door-opening-preventing sucker comprise a main door sucker and a sub door sucker, wherein the main door sucker comprises an upper rotating rod and a lower rotating rod which are coaxial, the upper rotating rod can rotate around a rod end far away from the lower rotating rod in a circumference quadrant, the lower rotating rod can rotate around a rod end far away from the upper rotating rod in a circumference quadrant, the rotating directions of the upper rotating rod and the lower rotating rod under the action of external force are opposite, the rotating ranges of the upper rotating rod and the lower rotating rod are positioned in different quadrants, the sub door sucker can be sleeved on the outer side of the upper rotating rod or the lower rotating rod, and the door body can be blown by strong wind or artificially collided by, the door body can not be pushed accidentally, an operator can normally swing through simple operation, the normal door opening and closing requirements of people are not influenced, the parts are not easy to break when being impacted by external force, the service life is prolonged, the development cost of the parts is reduced, the space occupancy is reduced, and stumbling of infants and old people is avoided.
Description
Technical Field
The application belongs to the technical field of door stoppers, and more specifically relates to a door stopper capable of preventing mistakenly opening a door and preventing mistakenly opening the door.
Background
At present, the door stopper is widely applied. However, the existing door stopper still has the following effects due to insufficient suction force when in use: 1. the door is suddenly closed due to overlarge wind power or manual accidental touch force, so that huge noise is caused, and the physiological health of infants and old people with weak cardiac function is easily influenced; 2. the glass on the door is broken when the door is closed due to overlarge external force, so that property loss is caused; 3. the damage of the precision structures such as the lock core on the door caused by overlarge external force; 4. the door is closed by an external force by mistake, so that the door closing action becomes an unpredictable factor, and children and old people around the door are easily injured when the door is closed suddenly; 5. the door is closed by an external force by mistake, so that the door closing action becomes an unpredictable factor, and accidents and unnecessary loss can be caused by closing people outside the door.
The magnetism between the door attractors is usually increased to prevent the door from being opened by mistake in the market, the minimum force for opening the door is improved, and the normal door opening and closing requirements of people are influenced by the fact that the door attractors are opened by mistake.
Content of application
1. Technical problem to be solved
The door stopper can realize that a door body cannot be pushed accidentally after being blown by strong wind or being touched by people by mistake, can realize that an operator can normally swing the door body through simple operation, does not influence the normal door opening and closing requirements of people, can realize that parts are not easy to break when being impacted by external force, prolongs the service life, can realize reducing the development cost of the parts, can realize reducing the space occupancy rate, and avoids stumbling of infants and old people.
2. Technical scheme
In order to solve the above problems, the present application adopts the following technical solutions.
An anti-false door stopper comprises a female door stopper and a sub door stopper.
The female door stopper comprises an upper rotating rod and a lower rotating rod which are coaxial.
The upper rotating rod can rotate in a circle quadrant around the end far away from the lower rotating rod.
The lower rotary rod can rotate in a circle quadrant away from the end of the upper rotary rod.
The rotating directions of the upper rotating rod and the lower rotating rod under the action of external force are opposite, and the rotating ranges of the upper rotating rod and the lower rotating rod are located in different quadrants.
The sub door stopper can be sleeved outside the upper rotating rod or the lower rotating rod.
Further, female door stopper still includes dead lever, lower dead lever, goes up elastic component, elastic component and female bottom plate down, goes up the rotation pole and rotates with last dead lever to be connected, and lower dead lever rotates with lower dead lever to be connected, goes up the elastic component and lies in between last rotation pole and the last dead lever, and lower elastic component lies in between lower dead lever and the lower dead lever, and last dead lever and lower dead lever are all fixed at female bottom plate left end.
Further, female door-inhale still includes spacing piece and lower spacing piece on, go up the spacing piece and be located the last rotating rod right side, lower spacing piece is located the lower rotating rod left side.
Furthermore, go up the elastic component and be located last pivot lever left side, lower elastic component is located lower pivot lever right side, goes up the elastic component and is the extensible member who has the same structure with lower elastic component.
Furthermore, the sub door stopper comprises a U-shaped rod and a sub bottom plate, and two ends of the U-shaped rod are fixedly arranged at the right end of the sub bottom plate.
Another object of the present application is to provide a door opening error prevention structure with a door opening error prevention structure, which includes a main door stopper, a sub door stopper and a door body.
The door body is internally provided with a bottom plate groove, and the female bottom plate is positioned in the bottom plate groove and is in sliding connection with the bottom plate groove.
The spout has been seted up to the door body right-hand member, and the spout runs through bottom plate groove and the door body, goes up the rotation pole and all lies in the spout with lower rotation pole.
Furthermore, the right end of the female bottom plate is detachably connected with a handle, and the handle is positioned in the sliding groove.
Furthermore, a bottom plate spring is fixedly arranged between the bottom end of the bottom plate groove and the bottom end of the mother bottom plate.
Furthermore, a clamping piece is fixedly arranged on the lower side of the right end of the sub-bottom plate, and the right end of the U-shaped rod is detachably connected with the clamping piece.
Further, the U-shaped rod is an elastic rod, and the U-shaped rod has a tendency of keeping a horizontal state.
3. Advantageous effects
Compare in prior art, the advantage of this application lies in:
(1) this scheme provides a new technical thought, the lower rotor rod only rotates at first quadrant, when the sub-door-inhale is located lower rotor rod place height range, the door body drives the sub-door-inhale after rotating and draws close to the sub-door-inhale, lower rotor rod contacts the right side rotation behind the U-shaped pole, the sub-door-inhale can continue to draw close to the sub-door-inhale, until the U-shaped pole no longer contacts the lower rotor rod, it is inboard to be located the U-shaped pole behind the lower rotor rod return, because lower stopper is located lower rotor rod left side, lower rotor rod is unable to rotate to the left side, if promote the door body this moment, the lower rotor rod is blockked by the U-shaped pole, the sub-door-inhale can't continue to keep away from sub-door-inhale the direction motion, after sub-door-inhale and sub-door-inhale lock joint, reach the lock-dead state, make the door body that links firmly with the main.
(2) In the scheme, the rotating rod only rotates in the third quadrant, when the sub door stopper and the main door stopper are locked, the U-shaped rod is sleeved outside the lower rotating rod, the female door is sucked and moved downwards until the U-shaped rod is positioned outside the upper rotating rod, because the upper limit block is positioned at the right side of the upper rotating rod, the upper rotating rod cannot rotate towards the right side but can rotate towards the left side, if the door body is pushed, the female door is sucked to move in the direction away from the secondary door suction, after the U-shaped rod contacts the upper rotating rod, the upper rotating rod rotates towards the left side, the female door suction and the door body can continue to rotate without resistance, when the U-shaped rod is not contacted with the upper rotating rod any more, the upper rotating rod returns, and after the sub door stopper and the main door stopper are locked, the main door stopper needs to move downwards to ensure that the sub door stopper and the main door stopper can be normally separated, under the condition of ensuring that the door stopper is not opened by external force by mistake, an operator can normally swing the door body through simple operation, and the normal door opening and closing requirements of people are not influenced.
(3) Spacing piece sets firmly in the right side of last rotation pole on this scheme, leave the clearance between spacing piece upper end and the last dead lever, lower spacing piece sets firmly in the left side of lower rotation pole, leave the clearance between spacing piece lower extreme and the lower dead lever down, go up the rotation pole when receiving left external force and promoting, have the rotatory space to the certain angle of right side direction, lower rotation pole when receiving the external force on right side and promote, the rotatory space that has the certain angle of left side direction has, guarantee to go up rotation pole and lower rotation pole difficult rupture when receiving external force striking, the service life of part has been improved.
(4) Elastic component sets firmly on this scheme in last dwang left side, and lower elastic rod sets firmly in lower dwang right side, can order about and go up the dwang and go down the dwang return, goes up the elastic component and can reduce part development expense for the extensible part that the structure is the same with elastic component down.
(5) This scheme head rod and second connecting rod are connected on the sub-bottom plate, transverse bar and sub-bottom plate right-hand member downside joint, the U-shaped pole has all the time with the perpendicular trend that is the horizontality in sub-bottom plate right side, the U-shaped pole is rotatable to parallel with sub-bottom plate right side, when promoting the door body, female door-inhale and be close to sub-door-inhale motion, lower dead lever contact joint spare, make the break-over between transverse bar and the sub-bottom plate, head rod and second connecting rod move to the horizontal direction, the transverse bar rotates the pole under the rotation in-process contact, make lower pole rotate to the right side until U-shaped pole cover establish in the lower pole outside, realize sub-door-inhale and female door-inhale the dead function of lock, under the circumstances of guaranteeing the open by mistake function, during the closed door state, sub-door-inhale in the state parallel with the wall, the space occupation ratio has been reduced.
Drawings
Fig. 1 is a schematic perspective view of a door stopper with an anti-false-opening function according to a first embodiment of the present application;
FIG. 2 is a schematic plan view of a female door stopper according to a first embodiment of the present application;
FIG. 3 is a schematic perspective view of a sub-door stopper according to a first embodiment of the present application;
FIG. 4 is a schematic perspective view of a U-shaped bar according to a first embodiment of the present application;
FIG. 5 is a schematic perspective view illustrating a rotation of the lower rotating rod driven by the U-shaped rod according to a first embodiment of the present application;
FIG. 6 is a schematic perspective view of a door stopper of a first embodiment of the present application when locked;
FIG. 7 is a schematic perspective view of a female door stopper according to a first embodiment of the present application when the female door stopper is moved downward to prevent unlocking by mistake;
FIG. 8 is a schematic perspective view illustrating a U-shaped lever driving an upper rotating lever to rotate according to a first embodiment of the present application;
fig. 9 is a schematic perspective view illustrating an open state of the anti-misopening door stopper according to a first embodiment of the present application;
fig. 10 is a schematic perspective cross-sectional structural diagram of an anti-false door opening according to a first embodiment of the present application;
fig. 11 is a schematic perspective cross-sectional structural view of a door body according to a first embodiment of the present application;
fig. 12 is a schematic perspective cross-sectional structural view of an anti-false door opening when the anti-false door opening stopper is locked according to a first embodiment of the present application;
fig. 13 is a schematic perspective cross-sectional view of an anti-false door opening structure after a female door stopper moves down when the anti-false door opening stopper is locked according to a first embodiment of the present application;
FIG. 14 is a schematic plan view of a female door stopper according to a second embodiment of the present application;
fig. 15 is a schematic perspective view of a door stopper of a third embodiment of the present application;
FIG. 16 is a schematic perspective view of the lower rotating rod driven by the U-shaped rod according to the third embodiment of the present application;
fig. 17 is a schematic structural view of the anti-false-opening door stopper according to the third embodiment of the present application.
The reference numbers in the figures illustrate:
the door comprises a main door stopper 1, an upper fixing rod 101, a lower fixing rod 102, an upper rotating rod 103, a lower rotating rod 104, an upper limiting block 105, a lower limiting block 106, an upper elastic piece 107, a lower elastic piece 108, a main bottom plate 109, a handle 110, a sub door stopper 2, a U-shaped rod 201, a first connecting rod 201-1, a second connecting rod 201-2, a transverse rod 201-3, a sub bottom plate 202, a clamping piece 203, a door body 3, a sliding groove 301, a bottom plate groove 302 and a bottom plate spring 303.
Detailed Description
The first embodiment is as follows: please refer to fig. 1-13, which illustrate a door stopper with a function of preventing door from being opened by mistake, a female door stopper 1 and a male door stopper 2.
The female door stopper 1 includes an upper fixing lever 101, a lower fixing lever 102, an upper rotating lever 103, a lower rotating lever 104, an upper stopper 105, a lower stopper 106, an upper elastic member 107, a lower elastic member 108, and a female bottom plate 109.
The upper rotating rod 103 and the lower rotating rod 104 are coaxial, the upper rotating rod 103 is rotatably connected with the upper fixing rod 101, and the lower rotating rod 104 is rotatably connected with the lower fixing rod 102.
The upper elastic part 107 and the lower elastic part 108 are elastic rods with the same structure, the upper elastic part 107 is fixedly connected to the right side of the upper rotating rod 103 and located on the lower side of the upper fixing rod 101, the lower elastic part 108 is fixedly connected to the left side of the lower rotating rod 104 and located on the upper side of the lower fixing rod 102, and the right ends of the upper fixing rod 101 and the lower fixing rod 102 are fixed at the left end of the mother bottom plate 109.
The upper turning lever 103 is rotatable to the left side by an external force around the upper end.
The lower rotating shaft 104 can rotate to the right side by an external force around the lower end.
The sub door stopper 2 comprises a U-shaped rod 201 and a sub bottom plate 202, the U-shaped rod 201 comprises a first connecting rod 201-1, a second connecting rod 201-2 and a transverse rod 201-3, the right ends of the first connecting rod 201-1 and the second connecting rod 201-2 are fixedly connected to the two ends of the transverse rod 201-3, and the left ends of the first connecting rod 201-1 and the second connecting rod 201-2 are fixedly connected to the right end of the sub bottom plate 202.
When the main door stopper 1 moves towards the sub door stopper 2, the transverse rod 201-3 contacts the lower rotating rod 104, the lower rotating rod 104 can rotate towards the right side, the lower elastic part 108 is compressed until the transverse rod 201-3 does not contact the lower rotating rod 104 any more, no external force is applied to the lower rotating rod 104, the U-shaped rod 201 is sleeved outside the lower rotating rod 104 due to the return of the elastic action of the lower elastic part 108, the lower rotating rod 104 cannot rotate towards the left side due to the limiting action of the lower limiting block 106, the main door stopper 1 can only move towards the direction close to the sub door stopper 2 and cannot move towards the direction far away from the sub door stopper 2, and the locking of the main door stopper 1 and the sub door stopper 2 is realized.
The female door stopper 1 is moved downwards until the transverse rod 201-3 is located in the height range of the upper rotating rod 103, at the moment, the female door stopper 1 moves towards the direction far away from the secondary door stopper 1, the transverse rod 201-3 contacts the upper rotating rod 103, the upper rotating rod 103 can rotate towards the left side, the upper elastic piece 107 is compressed until the transverse rod 201-3 no longer contacts the upper rotating rod 103, the upper rotating rod 103 has no external force action, the upper rotating rod 103 returns due to the elastic action of the upper elastic piece 107, the U-shaped rod 201 is located at the left side of the upper rotating rod 103 at the moment, the upper rotating rod 103 cannot rotate towards the right side due to the limiting action of the upper limiting block 105, the female door stopper 1 can only want to move towards the direction of the ionic door stopper 2 and cannot move towards the direction close to the secondary door stopper 2, and the separation.
Another object of the present application is to provide a door opening error prevention structure with a door opening error prevention structure, which includes a main door stopper 1, a sub door stopper 2 and a door body 3.
The door body 3 is internally provided with a bottom plate groove 302, and the female bottom plate 109 is positioned in the bottom plate groove 302 and is in sliding connection with the bottom plate groove 302.
The spout 301 has been seted up to door body 3 right end, and spout 301 runs through bottom plate groove 302 and door body 3, goes up pivot rod 103 and lower pivot rod 104 and all is located spout 301.
The handle 110 is detachably connected to the right end of the female bottom plate 109, and the handle 110 is located in the sliding groove 301.
A bottom plate spring 303 is fixedly arranged between the bottom end of the bottom plate groove 302 and the bottom end of the female bottom plate 109.
The sub-door stopper 2 is detachably connected to the wall.
The door body 3 can rotate around the right end, the door body 3 can rotate to drive the female door stopper 1 to rotate, the female door stopper 1 is in a normal state, and the U-shaped rod 2 is located in the height range of the lower rotating rod 104.
When the door body 3 is close to the sub door stopper 2 and rotates, the sub door stopper 2 realizes locking with the female door stopper 1, after the operator pushes down the handle 110, the female door stopper 1 moves down, the bottom plate spring 303 is compressed, when the U-shaped rod 201 is located the upper rotating rod 103 height range, the pulling door body 3 can realize the separation of the sub door stopper 2 and the female door stopper 1, under the condition that the door stopper is not opened by external force mistake, the operator makes the normal swing of the door body 3 through simple operation, and the normal door opening and closing requirements of people are not influenced.
The second embodiment is as follows: referring to fig. 14, the anti-false door opening apparatus includes an upper limiting block 105 fixed on the right side of the upper rotating rod 103, a gap is left between the upper end of the upper limiting block 105 and the upper fixing rod 102, a lower limiting block 106 fixed on the left side of the lower rotating rod 104, and a gap is left between the lower end of the lower limiting block 106 and the lower fixing rod 102, when the upper rotating rod 103 is pushed by an external force from the left side, the upper rotating rod 103 has a rotating space with a certain angle toward the right side, when the lower rotating rod 104 is pushed by an external force from the right side, the lower rotating rod 104 has a rotating space with a certain angle toward the left side, so that the upper rotating rod 103 and the lower rotating rod 104 are.
The third concrete embodiment: referring to fig. 15-16, a locking member 203 is fixedly disposed at the lower side of the right end of the sub-base plate 202, and the right end of the U-shaped rod 201 is detachably connected to the locking member 203.
The first connecting rod 201-1 and the second connecting rod 201-2 are connected to the sub-base plate 202, and the transverse rod 201-3 is clamped with the lower side of the right end of the sub-base plate 202.
The U-shaped rod 201 is an elastic rod, and the U-shaped rod 201 always tends to be perpendicular to the right side of the sub-base plate 202, i.e., horizontal.
The height of the lower fixing rod 102 is consistent with that of the clamping piece 203, when the main door stopper 1 moves close to the sub door stopper 2, the lower fixing rod 102 touches the clamping piece 203, so that the connection between the transverse rod 201-3 and the sub bottom plate 202 is disconnected, the first connecting rod 201-1 and the second connecting rod 201-2 move towards the horizontal direction, the transverse rod 201-3 contacts the lower rotating rod 104 in the rotating process, the lower rotating rod 104 is driven to rotate towards the right side until the U-shaped rod 201 does not contact the lower rotating rod 104, at the moment, the U-shaped rod 201 is sleeved on the outer side of the lower rotating rod 104, the function of locking the sub door stopper and the main door stopper is realized, under the condition that the mistaken opening prevention function is ensured, the sub door stopper is in a state parallel to the wall, the space occupation rate is reduced, and stumbling of infants and old people is.
The working principle is as follows: because lower rotating rod 104 can only rotate to the right side under the exogenic action, when the U-shaped pole 201 cover was established in the lower rotating rod 104 outside, U-shaped pole 201 received the lower rotating rod 104 block can't move to the left side, and sub door-inhale 2 and female door-inhale 1 formation lock die, exogenic action door body 3 this moment, door body 3 can't be promoted, has effectively avoided because of the strong wind blows or the door body 3 mistake that leads to is closed by the people mistake.
Female door-inhale 1 can slide from top to bottom in the door body 3, change and the relative height of sub door-inhale 2, when sub door-inhale 2 gets into go up the rotation pole 103 height within range, because go up the rotation pole 103 can only rotate to the left side under the exogenic action, promote a body 3 this moment, go up rotation pole 103 and do and keep away from the motion of sub door-inhale 2, go up rotation pole 103 contact U-shaped pole 201, can be rotated until breaking away from the U-shaped pole 201 scope after, realize the separation of sub door-inhale 2 and female door-inhale 1, on the basis of preventing the mistake of guaranteeing a body 3, guarantee the demand that the operator normally opened and closed the door.
This application can realize that the door body 3 can not be promoted by accident receiving the strong wind to blow or the artificial mistake back of bumping, and operator's accessible simple operation makes the normal swing of the door body 3, does not influence the normal door opening and closing demand of people, and the part is difficult for breaking when receiving external force striking, improves life, reduces the part development cost, reduces the space occupancy, avoids infant and old man to trip.
The foregoing is only a preferred embodiment of the present application; the scope of protection of the present application is not limited thereto. Any person skilled in the art should be able to cover all equivalent or changes within the technical scope of the present disclosure, which is equivalent to the technical solution and the improvement concept of the present disclosure, and the protection scope of the present disclosure.
Claims (10)
1. The utility model provides an anti-false door stopper that opens which characterized in that: comprises a main door stopper (1) and a sub door stopper (2);
the female door stopper (1) comprises an upper rotating rod (103) and a lower rotating rod (104) which are coaxial;
the upper rotating rod (103) can rotate around the end far away from the lower rotating rod (104);
the lower rotating rod (104) can rotate around the end far away from the upper rotating rod (103);
the rotating directions of the upper rotating rod (103) and the lower rotating rod (104) are opposite under the action of external force;
the sub door stopper (2) can be sleeved outside the upper rotating rod (103) or the lower rotating rod (104).
2. The anti-false-opening door stopper as claimed in claim 1, wherein: the female door stopper (1) further comprises an upper fixing rod (101), a lower fixing rod (102), an upper elastic piece (107), a lower elastic piece (108) and a female bottom plate (109), the upper rotating rod (103) is rotatably connected with the upper fixing rod (101), the lower rotating rod (104) is rotatably connected with the lower fixing rod (102), the upper elastic piece (107) is located between the upper rotating rod (103) and the upper fixing rod (101), the lower elastic piece (108) is located between the lower rotating rod (104) and the lower fixing rod (102), and the upper fixing rod (101) and the lower fixing rod (102) are both fixed at the left end of the female bottom plate (109).
3. The anti-false-opening door stopper as claimed in claim 2, wherein: the female door stopper (1) further comprises an upper limiting block (105) and a lower limiting block (106), the upper limiting block (105) is located on the right side of the upper rotating rod (103), and the lower limiting block (105) is located on the left side of the lower rotating rod (104).
4. The anti-false-opening door stopper as claimed in claim 2, wherein: the upper elastic piece (107) is positioned on the left side of the upper rotating rod (103), the lower elastic piece (108) is positioned on the right side of the lower rotating rod (104), and the upper elastic piece (107) and the lower elastic piece (108) are telescopic parts with the same structure.
5. The anti-false-opening door stopper as claimed in claim 1, wherein: the sub door stopper (2) comprises a U-shaped rod (201) and a sub bottom plate (202), and two ends of the U-shaped rod (201) are fixedly arranged at the right end of the sub bottom plate (202).
6. An anti-false door opening with the anti-false door opening suction of claim 1, characterized in that: comprises a main door stopper (1), a sub door stopper (2) and a door body (3);
a bottom plate groove (302) is formed in the door body (3), and the female bottom plate (109) is positioned in the bottom plate groove (302) and is in sliding connection with the bottom plate groove (302);
the right end of the door body (3) is provided with a sliding groove (301), the sliding groove (301) penetrates through the bottom plate groove (302) and the door body (3), and the upper rotating rod (103) and the lower rotating rod (104) are both located in the sliding groove (301).
7. The anti-false door opening according to claim 6, wherein: the right end of the female bottom plate (109) is detachably connected with a handle (110), and the handle (110) is positioned in the sliding groove (301).
8. The anti-false door opening according to claim 6, wherein: a bottom plate spring (303) is fixedly arranged between the bottom end of the bottom plate groove (302) and the bottom end of the mother bottom plate (109).
9. The anti-false door opening according to claim 6, wherein: the lower side of the right end of the sub-base plate (202) is fixedly provided with a clamping piece (203), and the right end of the U-shaped rod (201) is detachably connected with the clamping piece (203).
10. The anti-false door opening according to claim 6, wherein: the U-shaped rod (201) is an elastic rod, and the U-shaped rod (201) tends to be kept in a horizontal state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011449066.0A CN112576125B (en) | 2020-12-11 | 2020-12-11 | Anti-false door opening suction and anti-false door opening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011449066.0A CN112576125B (en) | 2020-12-11 | 2020-12-11 | Anti-false door opening suction and anti-false door opening |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112576125A true CN112576125A (en) | 2021-03-30 |
| CN112576125B CN112576125B (en) | 2022-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011449066.0A Active CN112576125B (en) | 2020-12-11 | 2020-12-11 | Anti-false door opening suction and anti-false door opening |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5727822A (en) * | 1996-02-28 | 1998-03-17 | International Business & Technology Corporation | Advanced door security lock |
| CN201176766Y (en) * | 2007-09-21 | 2009-01-07 | 黄孟峰 | Door stop composite structure |
| CN101906911A (en) * | 2009-12-10 | 2010-12-08 | 王兆保 | Integral cabin hook |
| CN102661095A (en) * | 2012-05-11 | 2012-09-12 | 郑龙凤 | Lock-controlled door stopper device |
| US20130069375A1 (en) * | 2011-09-19 | 2013-03-21 | Austin Hardware & Supply, Inc. | Door holder |
| CN109372357A (en) * | 2018-11-25 | 2019-02-22 | 信宜市茂森科技实业有限公司 | A kind of door fixed mechanism |
-
2020
- 2020-12-11 CN CN202011449066.0A patent/CN112576125B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5727822A (en) * | 1996-02-28 | 1998-03-17 | International Business & Technology Corporation | Advanced door security lock |
| CN201176766Y (en) * | 2007-09-21 | 2009-01-07 | 黄孟峰 | Door stop composite structure |
| CN101906911A (en) * | 2009-12-10 | 2010-12-08 | 王兆保 | Integral cabin hook |
| US20130069375A1 (en) * | 2011-09-19 | 2013-03-21 | Austin Hardware & Supply, Inc. | Door holder |
| CN102661095A (en) * | 2012-05-11 | 2012-09-12 | 郑龙凤 | Lock-controlled door stopper device |
| CN109372357A (en) * | 2018-11-25 | 2019-02-22 | 信宜市茂森科技实业有限公司 | A kind of door fixed mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112576125B (en) | 2022-04-29 |
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