CN2377318Y - Mechanical rear following preventing interlocking safety door - Google Patents
Mechanical rear following preventing interlocking safety door Download PDFInfo
- Publication number
- CN2377318Y CN2377318Y CN 99200724 CN99200724U CN2377318Y CN 2377318 Y CN2377318 Y CN 2377318Y CN 99200724 CN99200724 CN 99200724 CN 99200724 U CN99200724 U CN 99200724U CN 2377318 Y CN2377318 Y CN 2377318Y
- Authority
- CN
- China
- Prior art keywords
- door
- hinge
- lever
- doorframe
- yishanmen
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a mechanical trailing-proof interlocking safety door, and belongs to the technical field of safety doors. The safety door comprises a door frame and doors. Both sides of the door frame are respectively provided with one door. Space are arranged between the two doors. Both upper and lower ends of the two doors are provided with door shafts. The door shafts are arranged in the door frame. A mechanical interlocking device is arranged between one door and the other door. The device comprises a cam wheel, a hoisting sleeve, a lever, a bracket, a spring and a latch. The cam wheel is arranged on the door shaft of one door. The hoisting sleeve is arranged on the cam wheel, and is connected with one end of the lever. The other end of the lever is connected with the latch. One side of the other door which is not provided with the door shaft is provided with a latch hole. The spring is arranged between the door frame and the other end of the lever.
Description
The utility model discloses a kind of mechanical type and prevent trailing the interlocking safety door, belong to the technical field of safety door.
General safety door is the simple gate structure, comprises doorframe and Yishanmen, and its safety measure mainly is the intensity that increases the intensity of door body and increase lockset, and the interlocking point that increases lockset, to reach the effect of pick-proof, crashproof, security protection.This safety door anti-theft effect is better, but it can not prevent that others from trailing in normal door person's access door, and after opening the door normal door person, safety door loses the security protection effect, the tailer can trail normal door person at this moment and pour safety door, causes malignant event.As in lobby, the staff passes in and out the door of workspace, all is the simple gate structure at present, this fan door is a locking at ordinary times, when the staff passes in and out, opens lock back pullout (BPO) turnover, some ruffian may take advantage of the occasion to trail the staff and pour the workspace at this moment, causes the robbery incident.
The purpose of this utility model is that the formula of designing a mechanism prevents trailing the interlocking safety door, reaches to prevent that the tailer from trailing normal door person and pouring the interior effect of safety door.
The designed mechanical type of the utility model is prevented trailing the interlocking safety door, includes doorframe and door, and Yishanmen is respectively installed on the two sides of doorframe, leaves the space between the two fan doors; The two ends up and down of one side of door have door-hinge, and door-hinge is installed in the doorframe; Between no door-hinge one side of the door-hinge of Yishanmen and other Yishanmen mechanical interlock is housed, mechanical interlock comprises cam, lifting cover, lever, support, spring and latch, cam is installed on the door-hinge of Yishanmen, the lifting cover is installed on the cam, and lifting cover and lever one end join, and support is installed on the doorframe, on the lever mounting bracket, the other end and the latch of lever join, and no door-hinge one side of Yishanmen has pin hole in addition, and spring is installed between the other end of doorframe and lever.
The designed anti-interlocking safety door of trailing of mechanical type of the utility model is respectively adorned a cover mechanical interlock at the place of door-hinge up and down of door.
The utlity model has following advantage:
1. prevent that the tailer from trailing normal door person and pouring that the safety door mechanical type is anti-to be trailed the interlocking safety door and respectively adorn Yishanmen on the two sides of doorframe, door is installed in the doorframe by door-hinge, leave the space between the two fan doors, usually can only hold 1 people stands wherein and between the two fan doors mechanical interlock to be housed, two fan doors can not be opened simultaneously, when wherein Yishanmen is opened, pass through mechanical interlock, with latch another fan door lock is closed, it can not be opened.Like this, when using mechanical type to prevent trailing the interlocking safety door, the door opener opens Yishanmen earlier, and the door opener stands between the two fan doors, closes the Yishanmen of opening earlier then, and at this moment the door opener could make a call to second and fan door, enters in the safety door; Otherwise the door opener also must open the second fan door earlier if will go out safety door, and the door opener stands between the two fan doors, closes second fan behind the door, opens Yishanmen again.Because safety door can only allow people's turnover, thereby prevents that the tailer from trailing the door opener and pouring safety door at every turn.
2. mechanical type is anti-trails the simple in structure of interlocking safety door, and performance is safe and reliable.The primary structure doorframe of safety door, door are hardware, and mechanical interlock is lever, cam mechanism, and is simple in structure, solid and reliable, in use can not produce misoperation, thereby the performance of safety door is safe and reliable.
3. door connects with doorframe employing door-hinge, and linking intensity is big, and is not only attractive in appearance but also improved anti-damage ability.
Fig. 1 is the anti-structural representation front view of trailing the interlocking safety door of mechanical type.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the B-B sectional view of Fig. 1.
Fig. 4 is the partial enlarged drawing of upper ledge among Fig. 3.
Below in conjunction with drawings and Examples the utility model is elaborated.
Embodiment 1
It is shown in Figure 4 that the anti-structural representation of trailing the interlocking safety door of the described mechanical type of present embodiment sees that Fig. 1 arrives, and Fig. 4 is the upper ledge partial enlarged drawing of doorframe among Fig. 3, the expression mechanical interlock.
The anti-interlocking safety door of trailing of mechanical type is made up of doorframe 1, door 2, door 3 and mechanical interlock, doorframe 1, door 2 and door 3 are made by steel plate, doorframe 1 is made up of upper ledge 4, lower frame 5 and two side frames 6, door 2 and door 3 are installed in the two sides of doorframe 1 respectively, leave between the two fan doors and can hold the space 7 that a people stands, the two ends up and down of door 2 and a door side of 3 are welded with door-hinge 8, and door-hinge 8 is installed in respectively in the hole 9 in the upper and lower frame of doorframe 1, and the door-hinge sides between the two fan doors are corresponding with no door-hinge side.
Mechanical interlock is installed in the upper ledge 4 of doorframe 1, mechanical interlock is made up of cam 10, lifting cover 11, lever 12, support 13, spring 14 and latch 15, cam 10 is installed on the door-hinge 4 of Yishanmen, and is fixedly connected with door-hinge 4, and cam 10 is edge cams; Lifting cover 11 is enclosed within the top of the cam 10 on the door-hinge 4, has slide block 16 on the end face of lifting cover 11, matches with cam surface on the cam 10; Have bearing pin 17 on the lifting cover 11, the bearing pin 17 on an end of lever 12 and the lifting cover 11 joins; Support 13 is installed on the upper ledge 4, and lever 12 is installed on the support 13 by bearing pin 18; The other end of lever 12 and latch 15 join, and latch 15 is installed in the plug housing 19, on the no door-hinge side of Yishanmen pin hole 20 are arranged in addition, and be corresponding with latch 15; Spring 14 is installed between the other end of upper ledge 4 and lever 12, and spring 14 is installed in the spring base 21.
Two cover mechanical interlocks are housed in upper ledge 4, are positioned on respectively between the no door-hinge side of door 2 door-hinge and door 3, and between the no door-hinge side of the door-hinge of door 3 and 2.
In use, the door opener opens Yishanmen earlier, door 2 for example, and the door-hinge 4 on this moment door 2 rotates, driving cam 10 rotates, the slide block 16 that cam surface on cam 10 end faces promotes on the lifting cover 11 rises, and lifting cover 11 is risen thereupon, and the end that the bearing pin 17 on the lifting cover 11 drives lever 12 rises simultaneously, the other end of lever 12 then drives latch 15 and moves downward, insert in the pin hole 20, thereby with door 3 lockings, door 3 can not be opened.After the door opener opens door 2, space 7 between access door 2 and the door 3, then door 2 is closed, the door-hinge 4 of door 2 is toward back rotation at this moment, lifting cover 11 is descended, thereby make the other end of lever 12 drive latch 15 risings, withdraw from pin hole 20, when the other end of lever 12 rose, spring 14 helped the rising of the lever other end to reset.Latch 15 this moment locking door 3 not, door 3 can be opened with door opener between 3 by standing in door 2, and the door opener enters in the safety door.When the door opener opens door 3, be contained in the mechanical interlock work between the no door-hinge side of door 3 door-hinge 4 and door 2, with door 2 lockings, the operating principle of the mechanical interlock between its operating principle and above-mentioned 2 door-hinge 4 and 3 the no door-hinge side is consistent.
Hence one can see that, no matter is to open door 2 or door 3 earlier, and Yishanmen is a locking in addition, can not open simultaneously for two, can only one fan successively priority open.Thereby prevented that the tailer from trailing the phenomenon that the door opener pours safety door, played anti-security protection effect of trailing.
The described mechanical type of present embodiment is anti-, and to trail the structure and the embodiment 1 of interlocking safety door described basic identical, difference is in the lower frame 5 of doorframe 1, two cover mechanical interlocks also are housed between the no door-hinge side of the door-hinge 4 of door 2, door 3 and door 2, door 3, make door 2, door 3 two ends up and down locking simultaneously, strengthened the protective capacities of safety door.
Claims (2)
1. a mechanical type is prevented trailing the interlocking safety door, includes doorframe and door, and it is characterized in that: Yishanmen is respectively installed on the two sides of doorframe, leaves the space between the two fan doors; The two ends up and down of one side of door have door-hinge, and door-hinge is installed in the doorframe; Between no door-hinge one side of the door-hinge of Yishanmen and other Yishanmen mechanical interlock is housed, mechanical interlock comprises cam, lifting cover, lever, support, spring and latch, cam is installed on the door-hinge of Yishanmen, the lifting cover is installed on the cam, and lifting cover and lever one end join, and support is installed on the doorframe, on the lever mounting bracket, the other end and the latch of lever join, and no door-hinge one side of Yishanmen has pin hole in addition, and spring is installed between the other end of doorframe and lever.
2. mechanical type according to claim 1 is anti-trails the interlocking safety door, it is characterized in that: respectively adorn a cover mechanical interlock at the place of door-hinge up and down of door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99200724 CN2377318Y (en) | 1999-01-22 | 1999-01-22 | Mechanical rear following preventing interlocking safety door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99200724 CN2377318Y (en) | 1999-01-22 | 1999-01-22 | Mechanical rear following preventing interlocking safety door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2377318Y true CN2377318Y (en) | 2000-05-10 |
Family
ID=33996651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99200724 Expired - Fee Related CN2377318Y (en) | 1999-01-22 | 1999-01-22 | Mechanical rear following preventing interlocking safety door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2377318Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107452155A (en) * | 2017-08-14 | 2017-12-08 | 武汉未远金易科技有限公司 | Method is sent in a kind of express delivery |
| CN109191652A (en) * | 2018-11-27 | 2019-01-11 | 北京铁道工程机电技术研究所股份有限公司 | A kind of anti-trailing system and method for gate inhibition |
-
1999
- 1999-01-22 CN CN 99200724 patent/CN2377318Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107452155A (en) * | 2017-08-14 | 2017-12-08 | 武汉未远金易科技有限公司 | Method is sent in a kind of express delivery |
| CN109191652A (en) * | 2018-11-27 | 2019-01-11 | 北京铁道工程机电技术研究所股份有限公司 | A kind of anti-trailing system and method for gate inhibition |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |