CN102493742A - Self-closing safety door - Google Patents
Self-closing safety door Download PDFInfo
- Publication number
- CN102493742A CN102493742A CN2011104173010A CN201110417301A CN102493742A CN 102493742 A CN102493742 A CN 102493742A CN 2011104173010 A CN2011104173010 A CN 2011104173010A CN 201110417301 A CN201110417301 A CN 201110417301A CN 102493742 A CN102493742 A CN 102493742A
- Authority
- CN
- China
- Prior art keywords
- door body
- connecting rod
- door
- vertical
- connection block
- 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
Landscapes
- Wing Frames And Configurations (AREA)
- Gates (AREA)
Abstract
The invention provides a self-closing safety door. After the safety door is opened, the door can be automatically closed under the action of gravity safely and conveniently and is not needed to be manually closed. The self-closing safety door comprises a vertical door body; the installation side of the vertical door body is connected with an inclined rotation shaft; the top and the bottom of the inclined rotation shaft are connected to the installation side of the vertical door body through a top connection rod, and a bottom connection rod which are vertically connected to a plane where the door body is; the length of the top connection rod is smaller than that of the bottom connection rod; and the top and the bottom of the inclined rotation shaft are connected with a top connection seat and a bottom connection seat which are used for installing and positioning the vertical door body. The vertical door body is connected with the inclined rotation shaft, and the top connection rod and the bottom connection rod which have different lengths, so when a user pushes a door body along the rotation of the inclined rotation shaft to open the door, the gravity center of the door body is lifted, and after the door body is released, the door body can be automatically recovered to be closed under the action of the gravity, so potential safety hazard which is brought by forgetting closing the door can be avoided.
Description
Technical field
The present invention relates to a kind of safety door that can close automatically.
Background technology
On harbour main equipment and building; For safety; Safety door generally all is installed in positions such as sollers is played protective action, the opening and closing of this safety door are all accomplished through manual mode, therefore in the use of reality; Exist and forget the situation of closing the door, have potential safety hazard.
Summary of the invention
The present invention provides a kind of automatic close safety door, and this safety door does not need the people will under action of gravity, close the door safe ready automatically for closing the door after opening.
For reaching above-mentioned technical purpose, the present invention adopts following technical scheme to be achieved: a kind of automatic close safety door, comprise vertical door body, and the installation side of said vertical door body is connected with titling axis; The top of said titling axis and bottom belong to the top connecting rod on plane and the installation side that the bottom connecting rod is connected in said vertical door body through being vertically connected at said door body respectively, and the length of said top connecting rod is less than the length of said bottom connecting rod; The top of said titling axis and bottom also are connected with top Connection Block and the bottom Connection Block that is used for said vertical door body installing and locating respectively.
Further; For guaranteeing in off position the vertically regular vertical state of Men Tiwei; The length of said bottom Connection Block is less than the length of said top Connection Block, and the length difference of said bottom connecting rod and said top connecting rod equals the length difference of said top Connection Block and said bottom Connection Block.
Further, for strengthening the protective action of safety door, the switch reveal of said vertical door body is provided with door bolt.
Again further; The one end welding of the top of said titling axis and said top connecting rod; The installation side welding of the other end of said top connecting rod and said vertical door body; The bottom of said titling axis and the welding of said bottom connecting rod, the installation side welding of the other end of said bottom connecting rod and said vertical door body.
Again further, the angle of inclination of said titling axis is 2 °～5 °.
Compared with prior art; Vertical door body is through connecting titling axis and top connecting rod, bottom connecting rod different in size among the present invention; Then the user is when titling axis rotation promotes a door body and opens the door, and a door body weight heart promotes, and discharges Men Tihou; The door body returns to closed condition automatically under action of gravity, avoided the potential safety hazard that forgetting closes the door brings.
Description of drawings
Fig. 1 is the structural representation of embodiment of the invention automatic close safety door;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the vertical view of Fig. 1;
Wherein: 1, vertical door body; 1-1, installation side; 1-2, switch reveal; 2, titling axis 3, top connecting rod; 4, bottom connecting rod; 5, top Connection Block; 6, bottom Connection Block; 7, door bolt; 8, angle steel.
The specific embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention clearer; To combine the accompanying drawing in the embodiment of the invention below; Technical scheme in the embodiment of the invention is carried out clear, intactly description; Obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
Referring to figs. 1 through shown in Figure 3; Present embodiment automatic close safety door comprises vertical door body 1, and vertically the installation side 1-1 of door body 1 is connected with titling axis 2; The top of titling axis 2 and bottom the top connecting rod 3 through being vertically connected at vertical door plane, body 1 place and bottom connecting rod 4 respectively are connected in the installation side 1-1 of vertical door body 1; Be the top that connecting rod 3 one ends in top are connected in titling axis 2, the other end is connected in the installation side 1-1 of vertical door body 1, and connecting rod 4 one ends in bottom are connected in the bottom of titling axis 2; The other end is connected in the installation side 1-1 of vertical door body 1, and the length of top connecting rod 3 is less than the length of bottom connecting rod 4.So, guaranteed the user when titling axis 2 rotation promotes that vertically a door body 1 opens the door, vertically door body 1 center of gravity promotes, and after the release, vertically door body 1 can be closed under the self gravitation effect automatically.In addition; The top of titling axis 2 and bottom also are connected with top Connection Block 5 and bottom Connection Block 6 respectively, and promptly the top of titling axis 2 is connected with top Connection Block 5, and the bottom is connected with bottom Connection Block 6; In the present embodiment; Top Connection Block 5 is welded on the device housings angle steel 8 with bottom Connection Block 6 equal correspondences, so that with vertical door body 1 installing and locating, realize the installation of present embodiment automatic close safety door.
For guaranteeing that in off position vertically door body 1 is regular vertical state; Deflection does not take place; Be that its profile crossbeam maintenance is parallel with basal plane; It is vertical with basal plane that the profile longeron keeps, and the length of bottom Connection Block 6 is less than the length of top Connection Block 5, and the length difference of bottom connecting rod 4 and top connecting rod 3 equals the length difference of top Connection Block 5 and bottom Connection Block 6.So, when vertical door body 1 was closed condition, top connecting rod 3 equaled the length sum of bottom connecting rod 4 and bottom Connection Block 6 with the length sum of top Connection Block 5, thereby had guaranteed deflection can not take place when vertical door body 1 returns to closed condition.
Be to strengthen the protective action of present embodiment automatic close safety door, vertically the switch reveal 1-2 of door body 1 is provided with door bolt 7, so that the vertical door body 1 of locking in case of necessity.
In the present embodiment; The top of titling axis 2 is connected through the mode of welding with an end of top connecting rod 3; The other end of top connecting rod 3 and the vertically installation side 1-1 welding of door body 1; The bottom of titling axis 2 and 4 welding of bottom connecting rod, the other end of bottom connecting rod 4 and the vertically installation side 1-1 welding of door body 1.Certainly, can connect through other connected modes yet, be as the criterion firmly connecting, present embodiment is not done concrete restriction to this.
The scope of the tilt angle alpha of titling axis 2 is advisable with 2 °～5 °.
The above only is preferred embodiment of the present invention, is not to be the restriction of the present invention being made other form, and any professional and technical personnel of being familiar with possibly utilize the technology contents of above-mentioned announcement to change or be modified as the equivalent embodiment of equivalent variations.But everyly do not break away from technical scheme content of the present invention, to any simple modification, equivalent variations and remodeling that above embodiment did, still belong to the protection domain of technical scheme of the present invention according to technical spirit of the present invention.
Claims (5)
1. automatic close safety door is characterized in that: comprise vertical door body, the installation side of said vertical door body is connected with titling axis; The top of said titling axis and bottom belong to the top connecting rod on plane and the installation side that the bottom connecting rod is connected in said vertical door body through being vertically connected at said door body respectively, and the length of said top connecting rod is less than the length of said bottom connecting rod; The top of said titling axis and bottom also are connected with top Connection Block and the bottom Connection Block that is used for said vertical door body installing and locating respectively.
2. automatic close safety door according to claim 1; It is characterized in that: the length of said bottom Connection Block is less than the length of said top Connection Block, and the length difference of said bottom connecting rod and said top connecting rod equals the length difference of said top Connection Block and said bottom Connection Block.
3. automatic close safety door according to claim 2 is characterized in that: the switch reveal of said vertical door body is provided with door bolt.
4. automatic close safety door according to claim 3; It is characterized in that: the end welding of the top of said titling axis and said top connecting rod; The installation side welding of the other end of said top connecting rod and said vertical door body; The bottom of said titling axis and the welding of said bottom connecting rod, the installation side welding of the other end of said bottom connecting rod and said vertical door body.
5. automatic pass according to claim 4 gate-type safety door is characterized in that: the angle of inclination of said titling axis is 2 °～5 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110417301.0A CN102493742B (en) | 2011-12-14 | 2011-12-14 | Self-closing safety door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110417301.0A CN102493742B (en) | 2011-12-14 | 2011-12-14 | Self-closing safety door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102493742A true CN102493742A (en) | 2012-06-13 |
| CN102493742B CN102493742B (en) | 2014-03-19 |
Family
ID=46185595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110417301.0A Expired - Fee Related CN102493742B (en) | 2011-12-14 | 2011-12-14 | Self-closing safety door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102493742B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100620557B1 (en) * | 2005-11-15 | 2006-09-06 | 주식회사 신흥강판 | An assembly of safety door with automatic door closer |
| CN2818726Y (en) * | 2005-03-16 | 2006-09-20 | 李润兹 | Semi-automatic door |
| CN2926449Y (en) * | 2006-06-08 | 2007-07-25 | 太原钢铁(集团)有限公司 | Self-locking safety door at ladder opening of shop-traveller boarding platform |
| CN201245832Y (en) * | 2008-08-04 | 2009-05-27 | 湖南搏浪沙水工机械有限公司 | Side self-operated sluice |
| CN101649906A (en) * | 2009-06-08 | 2010-02-17 | 北京航空航天大学 | Double-cylinder articulated gate mechanism |
| CN202431146U (en) * | 2011-12-14 | 2012-09-12 | 青岛港（集团）有限公司 | Automatic self-closing type emergency door |
-
2011
- 2011-12-14 CN CN201110417301.0A patent/CN102493742B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2818726Y (en) * | 2005-03-16 | 2006-09-20 | 李润兹 | Semi-automatic door |
| KR100620557B1 (en) * | 2005-11-15 | 2006-09-06 | 주식회사 신흥강판 | An assembly of safety door with automatic door closer |
| CN2926449Y (en) * | 2006-06-08 | 2007-07-25 | 太原钢铁(集团)有限公司 | Self-locking safety door at ladder opening of shop-traveller boarding platform |
| CN201245832Y (en) * | 2008-08-04 | 2009-05-27 | 湖南搏浪沙水工机械有限公司 | Side self-operated sluice |
| CN101649906A (en) * | 2009-06-08 | 2010-02-17 | 北京航空航天大学 | Double-cylinder articulated gate mechanism |
| CN202431146U (en) * | 2011-12-14 | 2012-09-12 | 青岛港（集团）有限公司 | Automatic self-closing type emergency door |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102493742B (en) | 2014-03-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202431146U (en) | Automatic self-closing type emergency door | |
| CN204416191U (en) | Twistlock corner fittings and there is its freight container | |
| CN102493742B (en) | Self-closing safety door | |
| CN209437919U (en) | A kind of fire-fighting equipment box and fire-fighting equipment component | |
| CN204609751U (en) | A kind of wellhead type stretches fire ladder for escaping | |
| CN204342237U (en) | A kind of building hoist safety tread | |
| CN105923518A (en) | Door locking mechanism | |
| CN210882506U (en) | Boats and ships bulwark door structure | |
| CN202913818U (en) | Automatic locking structure of ship tool cabinet | |
| CN202687741U (en) | Lifting weight tripping device | |
| CN207759434U (en) | Manhole with horizonal hanging cover device | |
| CN202417120U (en) | Opening and closing structure for floor protection door of construction elevator | |
| CN203782752U (en) | Manhole cover lifting arm structure with safety lock | |
| CN201224651Y (en) | Discharge platform safety door of derrick construction elevator | |
| CN102704420B (en) | Opening and closing type height limiter | |
| CN205050730U (en) | Switch locking device for elevator | |
| CN204060243U (en) | Excavator side door opening angle automatic limit device | |
| CN205132877U (en) | Prevent that elevator door plant breaks away from sill device | |
| CN203066829U (en) | Fence revolving door | |
| CN208785643U (en) | A kind of fire extinguisher cabinet | |
| CN203996801U (en) | A kind of totally enclosed lifeboat release gear | |
| CN207245554U (en) | The big bag Terrace prevention door of continuous casting | |
| CN202850088U (en) | Machine body shield limiting device | |
| CN209653905U (en) | A kind of large-scale shutter door that safety supporting device is set | |
| CN203008858U (en) | Quick release gear of anti-explosion box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140319 Termination date: 20151214 |
|
| EXPY | Termination of patent right or utility model |