CN2716469Y - Safety emergency door with a concealed push rod lock - Google Patents
Safety emergency door with a concealed push rod lock Download PDFInfo
- Publication number
- CN2716469Y CN2716469Y CN 200420071009 CN200420071009U CN2716469Y CN 2716469 Y CN2716469 Y CN 2716469Y CN 200420071009 CN200420071009 CN 200420071009 CN 200420071009 U CN200420071009 U CN 200420071009U CN 2716469 Y CN2716469 Y CN 2716469Y
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- CN
- China
- Prior art keywords
- lock
- door
- push rod
- lock tongue
- lower link
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- 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 - Lifetime
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Abstract
The utility model relates to a safety emergency door with a concealed push rod lock, solving the problems that the present push rod lock occupies larger space and can not be used in a place limited by the mounting space position. The safety emergency door of the utility model comprises a door frame, a door leaf, and a concealed push rod lock. The concealed push rod lock comprises an upper lock body, a lower lock body, an upper connecting rod, a lower connecting rod, a connecting rotary plate, an eccentric drive mechanism and a push rod which can pass through the eccentric drive mechanism to push the lower connecting rod to move upward. The upper lock body is provided with an upper lock tongue, a lock tongue spring, a door lock column pin, a column pin offsetting spring, a limiting clamp plate, and a clamp plate offsetting spring. The upper lock tongue is provided with an annular notch, and a cone structure is arranged at the contact point of the door lock column pin and the clamp plate. When people are inside of the door leaf, people only need to press the push rod to open the door lock; the utility model is convenient for people to run away at an abnormal situation. When people are outside of the door leaf, people need a key to open the door lock, so the utility model can prevent unauthorized personnel entering inside.
Description
Technical field
The utility model relates to safe escape door, more particularly, relates to a kind of safe escape door with concealed push rod lock, for example the safe escape door of subway shield door.
Background technology
In buildings such as subway, underground parking garage, all need to be provided with the safe escape door that emergency escape is used, so that when emergencies such as generation fire alarm, allow people can evacuate to the outside of these buildings rapidly.The setting of this safe escape door needs to guarantee that the survivor can open push rod lock internally easily, then can not open from the outside or need could open by special key, enters to prevent unrelated person.
In traditional push rod lock, though what many employings were arranged is that keyhole is established and inner structure of establishing door handle in the outside, can satisfy and at will to open from the outside then the special key of needs internally and just can open this requirement, but its door handle application of force direction is inconsistent with the door opening direction, is not easy to survivor's fan that gives the door a swift push; In addition, the primary structure of the push rod lock of prior art all is installed in the door leaf outside, takies than large space, just can not normally use in the place that is subjected to the restriction of installing space position.
The utility model content
At the above-mentioned defective of prior art, the utility model will solve existing push rod lock and can take than large space, in the out of use problem in place that is subjected to the restriction of installing space position.
The technical scheme in the invention for solving the technical problem is: constructs a kind of safe escape door, comprises doorframe with concealed push rod lock, and door leaf, and can be with the door lock that locks mutually between the upper and lower side of door leaf and doorframe; Wherein, comprise the top lock body in the described door lock, the bottom lock body, the last connecting rod that is connected with upper lock tongue in the lock body of top, the lower link that is connected with following dead bolt in the lock body of bottom, is connected with lower link and can promotes the connection flap that both do the rightabout motion with the described connecting rod of going up, the eccentric drive mechanism that is connected with described lower link, and be contained in described door leaf inboard also can promote the push rod that described lower link moves upward by described eccentric drive mechanism;
Also be provided with in the lock body of described top and can promote the latch bolt spring that described upper lock tongue moves upward, the spacing clamp vertical with described upper lock tongue, parallel with described upper lock tongue and reach the release pin of upper lock external body, the pin back-moving spring that is connected with described release pin, and the clamp back-moving spring that is connected with described spacing clamp; On described upper lock tongue, be provided with annular groove apart from its appropriate position, upper end, the contact position of described release pin and spacing clamp is a cone structure, is respectively equipped with the dead bolt circular hole and the pin circular hole that contact cooperation with described upper lock tongue and release pin on the described spacing clamp; Be provided with top lock seat hole and the voussoir that can depress described release pin in the inboard on described doorframe top; Inboard in described doorframe bottom is provided with the bottom lock seat hole;
Can promote lower link by eccentric drive mechanism behind the described push rod pressurized moves upward, described lower link promotes the described connecting rod of going up by described connection flap again and moves downward, thereby make described upper lock tongue and following dead bolt downward respectively, move upward and deviate from from last lock seat hole and following lock seat hole, described spacing clamp can be under the effect of clamp back-moving spring counter motion and snapping in the annular groove of the upper lock tongue that shrinks back lock body inside, top, realize unblanking purpose;
In the process of closing the door, described release pin can be depressed by voussoir, the cone portion branch of release pin promotes described spacing clamp positive movement, make the restriction of described spacing clamp release to the annular groove of described upper lock tongue, described upper lock tongue can move upward under the effect of upper lock tongue spring, and by last connecting rod be connected flap and promote described lower link and move downward, thereby make described upper lock tongue and following dead bolt insert lock seat hole and following lock seat hole respectively, realization shuts purpose.
In described door lock of the present utility model, also be provided with a lock core, described lock core is connected as a single entity with the described flap that is connected, its keyhole is loaded on the door leaf front, rotate to insert in the described keyhole key can by connect flap promote described go up connecting rod and lower link respectively downwards, move upward, thereby described upper lock tongue and following dead bolt are deviate from from last lock seat hole and following lock seat hole respectively, realized unblanking purpose.
In the utility model, the transmission mechanism of door lock is hidden in door leaf inside, and the push rod that is loaded on the door leaf inboard can not given prominence to doorframe, does not understand taking up room more; In the door leaf inboard, only need simply depress push rod can open door lock, even just can open under the non-conscious squeezing action of crowd, is convenient to escape under the improper situation; Then must use key to open in the door leaf outside, thereby can prevent that unrelated person from entering.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the schematic perspective view of the door leaf in preferred embodiment of the utility model;
Fig. 2 is that the A of door leaf shown in Figure 1 is to stereogram;
Fig. 3 is contained in the B of the door lock transmission mechanism in the door leaf shown in Figure 1 to view;
Fig. 4 is the right view of Fig. 3;
Fig. 5 is the C-C sectional view of Fig. 4;
Fig. 6 is that the lock body of top shown in Fig. 4 is in the schematic diagram when shutting state;
Fig. 7 is the schematic diagram of the lock body of top shown in Fig. 4 when being in unlocking condition.
The specific embodiment
Preferred embodiment of the utility model safety escape door such as Fig. 1 are to shown in Figure 7.This safe escape door is not by doorframe (drawing in the drawings), door leaf 2, and can with between the upper and lower side of door leaf and doorframe mutually the concealed push rod door lock of locking form.
Comprise following critical piece in the concealed push rod door lock: top lock body 12, bottom lock body 10, the last connecting rod 5 that is connected with upper lock tongue 1 in the lock body of top, the lower link 9 that is connected with following dead bolt in the lock body of bottom, be connected with lower link with last connecting rod and can promote the connection flap 6 that both do rightabout motion, be contained in the push rod 14 of door leaf inboard, and be connected the eccentric drive mechanism 8 between lower link 9 and the push rod 14.
In the lock body of top, be provided with upper lock tongue 1, can promote the latch bolt spring 4 that upper lock tongue moves upward, parallel with upper lock tongue and reach the release pin 3 of upper lock external body, can promote the pin back-moving spring 17 that the release pin moves upward, the spacing clamp 2 vertical with upper lock tongue, and can promote the clamp back-moving spring 15 that clamp moves left; Wherein, on upper lock tongue, be provided with annular groove 18 apart from its appropriate position, upper end, and the contact site of release pin 3 and spacing clamp 2 is a cone structure, is respectively equipped with the upper lock tongue annular groove to conciliate the circular hole 19 and 20 that lock pin cone contacts cooperation on spacing clamp 2; Spacing clamp 2 can snap in the annular groove 18 of upper lock tongue the right side edge of its circular hole 19 to left movement under the effect of clamp back-moving spring 15, and dead bolt can not be stretched out, to realize unblanking purpose; On the other hand, the conical section of release pin 3 can insert in the circular hole 20 of spacing clamp, when upper lock tongue 1 is stuck, release pin 3 protrudes upward morely under the effect of pin back-moving spring 17, and the right side than the circular hole 19 on small end and the spacing clamp of the cone on this moment release pin 3 contacts; When release pin 3 is depressed, the right side of its conical section can promote spacing clamp and move right, when the big end of cone arrives spacing clamp position, the right side edge of the circular hole 19 of spacing clamp can withdraw from the annular groove 18 of upper lock tongue, upper lock tongue can protrude upward under the effect of latch bolt spring 4, realizes shutting purpose.
In addition, in the lock body of bottom, be provided with the following dead bolt 11 that is connected with lower link: be provided with top lock seat hole (not drawing in the drawings) and one in the inboard on doorframe top and have the voussoir 21 that release pin 3 can be depressed in the inclined-plane; Be provided with bottom lock seat hole (not drawing in the drawings) in the inboard of doorframe bottom.
When opening the door, with hand lower push-rod 14, behind the push rod pressurized, can promote lower link 9 by eccentric drive mechanism 8 moves upward together, lower link promotes to go up connecting rod 5 by connection flap 6 again and moves downward, thereby upper lock tongue 1 is moved downward, and following dead bolt 11 moves upward, finally deviate from from last lock seat hole and following lock seat hole respectively, realize unblanking purpose; When upper lock tongue 1 moved down into state shown in Figure 7, spacing clamp 2 can snap in the annular groove 18 under the effect of clamp back-moving spring, and upper lock tongue can not be moved up or down again.
At closing time, the voussoir 21 on band inclined-plane is fixed among Fig. 3, when whole door leaf moves from left to right, release pin 3 can be depressed by the inclined-plane of voussoir 21, the cone portion branch of release pin 3 promotes spacing clamp 2 and moves right, make it from the annular groove of upper lock tongue, to deviate from, this moment, upper lock tongue 1 meeting move upward under the effect of upper lock tongue spring 4, and by last connecting rod 5 be connected flap 6 and promote lower links 9 and move downward, thereby make upper lock tongue and following dead bolt insert lock seat hole and following lock seat hole respectively, realize shutting purpose.
From Fig. 1 and Fig. 3, as can be seen, also comprise a lock core 13 in the door lock, this lock core be connected flap 6 and connect 61 outsides that are contained in door leaf of its keyhole; After inserting corresponding key, during key, can by connect flap promote to go up connecting rod and lower link respectively downwards, move upward, thereby upper lock tongue and following dead bolt are deviate from from last lock seat hole and following lock seat hole respectively, the realization purpose of unblanking.
As can be seen from Figure 1, in the present embodiment, the linkage that passes on left of door leaf is contained on the doorframe, top lock body wherein, bottom lock body, with last connecting rod, lower link and be connected door lock parts such as flap and then be contained on the right side in the door leaf.
In the present embodiment, an end of push rod 14 is connected with described lower link 9 by eccentric drive mechanism 8, also is equipped with at the other end of push rod to make push rod return to entopic back-moving spring (not drawing in the drawings).
Claims (4)
1, a kind of safe escape door with concealed push rod lock comprises doorframe, door leaf, and can be with the door lock that locks mutually between the upper and lower side of door leaf and doorframe; It is characterized in that,
Comprise top lock body (12) in the described door lock, bottom lock body (10), the last connecting rod (5) that is connected with upper lock tongue (1) in the lock body of top, the lower link (9) that is connected with following dead bolt (11) in the lock body of bottom, is connected with lower link and can promotes both and make the connection flap (6) that rightabout moves with the described connecting rod of going up, the eccentric drive mechanism (8) that is connected with described lower link, and be contained in described door leaf inboard and can promote the push rod (14) that described lower link moves upward by described eccentric drive mechanism;
Also be provided with the latch bolt spring (4) that can promote described upper lock tongue and move upward in the lock body of described top, the spacing clamp (2) vertical with described upper lock tongue, parallel with described upper lock tongue and reach the release pin (3) of upper lock external body, the pin back-moving spring (17) that is connected with described release pin, and the clamp back-moving spring (15) that is connected with described spacing clamp; On described upper lock tongue, be provided with annular groove (18) apart from its appropriate position, upper end, the contact position of described release pin and spacing clamp is a cone structure, is respectively equipped with the dead bolt circular hole (19) and the pin circular hole (20) that contact cooperation with described upper lock tongue and release pin on the described spacing clamp;
Be provided with top lock seat hole and the voussoir (21) that can depress described release pin in the inboard on described doorframe top; Inboard in described doorframe bottom is provided with the bottom lock seat hole;
Can promote lower link by eccentric drive mechanism behind the described push rod pressurized moves upward, described lower link promotes the described connecting rod of going up by described connection flap again and moves downward, thereby make described upper lock tongue and following dead bolt downward respectively, move upward and deviate from from last lock seat hole and following lock seat hole, described spacing clamp can be under the effect of clamp back-moving spring counter motion and snapping in the annular groove of the upper lock tongue that shrinks back lock body inside, top, realize unblanking purpose;
In the process of closing the door, described release pin can be depressed by voussoir, the cone portion branch of release pin promotes described spacing clamp positive movement, make the restriction of described spacing clamp release to the annular groove of described upper lock tongue, described upper lock tongue can move upward under the effect of upper lock tongue spring, and by last connecting rod be connected flap and promote described lower link and move downward, thereby make described upper lock tongue and following dead bolt insert lock seat hole and following lock seat hole respectively, realization shuts purpose.
2, the safe escape door with concealed push rod lock according to claim 1, it is characterized in that, also comprise a lock core (13) in the described door lock, described lock core connects with the described flap that is connected, its keyhole is contained in the outside of described door leaf, rotate to insert in the described keyhole key can by connect flap promote described go up connecting rod and lower link respectively downwards, move upward, thereby described upper lock tongue and following dead bolt are deviate from from last lock seat hole and following lock seat hole respectively, the realization purpose of unblanking.
3, the safe escape door with concealed push rod lock according to claim 2, it is characterized in that, first side of described door leaf is contained on the described doorframe by linkage, described top lock body, bottom lock body, with last connecting rod, lower link and be connected second side of the position of flap in described door leaf near described door leaf.
4, the safe escape door with concealed push rod lock according to claim 3, it is characterized in that, one end of described push rod is connected with described lower link by described eccentric drive mechanism, also is equipped with at the other end of described push rod to make push rod return to entopic back-moving spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420071009 CN2716469Y (en) | 2004-06-24 | 2004-06-24 | Safety emergency door with a concealed push rod lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420071009 CN2716469Y (en) | 2004-06-24 | 2004-06-24 | Safety emergency door with a concealed push rod lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2716469Y true CN2716469Y (en) | 2005-08-10 |
Family
ID=34873891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420071009 Expired - Lifetime CN2716469Y (en) | 2004-06-24 | 2004-06-24 | Safety emergency door with a concealed push rod lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2716469Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101210465B (en) * | 2006-12-28 | 2012-03-14 | 方大集团股份有限公司 | Pushing bar lock |
| CN102431939A (en) * | 2011-12-07 | 2012-05-02 | 长沙中联消防机械有限公司 | High-altitude operation vehicle working hopper door |
| CN101235689B (en) * | 2007-02-01 | 2012-09-26 | 深圳市方大自动化系统有限公司 | Emergent door lock trigger mechanism |
| CN106703515A (en) * | 2015-07-28 | 2017-05-24 | 天津市塘沽津滨阀门有限公司 | Safe lock |
| CN107701049A (en) * | 2017-11-03 | 2018-02-16 | 江苏省光华科技发展有限公司 | It is a kind of to be easy to that escapes singly to open steel wood armoured door |
| CN108868357A (en) * | 2018-07-25 | 2018-11-23 | 宁波望通锁业有限公司 | A kind of lockset of Electronic control |
| CN108952368A (en) * | 2018-08-08 | 2018-12-07 | 北京安达维尔航空设备有限公司 | A kind of door lock with dual lock tongue for space shuttle cabinet body |
-
2004
- 2004-06-24 CN CN 200420071009 patent/CN2716469Y/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101210465B (en) * | 2006-12-28 | 2012-03-14 | 方大集团股份有限公司 | Pushing bar lock |
| CN101235689B (en) * | 2007-02-01 | 2012-09-26 | 深圳市方大自动化系统有限公司 | Emergent door lock trigger mechanism |
| CN102431939A (en) * | 2011-12-07 | 2012-05-02 | 长沙中联消防机械有限公司 | High-altitude operation vehicle working hopper door |
| CN106703515A (en) * | 2015-07-28 | 2017-05-24 | 天津市塘沽津滨阀门有限公司 | Safe lock |
| CN106703515B (en) * | 2015-07-28 | 2019-06-04 | 天津市塘沽津滨阀门有限公司 | Safety lock |
| CN107701049A (en) * | 2017-11-03 | 2018-02-16 | 江苏省光华科技发展有限公司 | It is a kind of to be easy to that escapes singly to open steel wood armoured door |
| CN108868357A (en) * | 2018-07-25 | 2018-11-23 | 宁波望通锁业有限公司 | A kind of lockset of Electronic control |
| CN108868357B (en) * | 2018-07-25 | 2024-02-06 | 宁波望通锁业有限公司 | Electrically controlled lockset |
| CN108952368A (en) * | 2018-08-08 | 2018-12-07 | 北京安达维尔航空设备有限公司 | A kind of door lock with dual lock tongue for space shuttle cabinet body |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN FANGDA AUTOMATION SYSTEM CO., LTD. Free format text: FORMER OWNER: FANGDA GROUP CO., LTD. Effective date: 20101119 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20101119 Address after: 518055 Guangdong city of Shenzhen province Nanshan District Xili, Longjing Fangda Patentee after: Shenzhen Fangda Automation System Co., Ltd. Address before: 518055 Guangdong city of Shenzhen province Nanshan District Xili, Longjing Fangda Patentee before: Fangda Group Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20140624 Granted publication date: 20050810 |