CN202467397U - Safety escape door lock - Google Patents
Safety escape door lock Download PDFInfo
- Publication number
- CN202467397U CN202467397U CN201220087638XU CN201220087638U CN202467397U CN 202467397 U CN202467397 U CN 202467397U CN 201220087638X U CN201220087638X U CN 201220087638XU CN 201220087638 U CN201220087638 U CN 201220087638U CN 202467397 U CN202467397 U CN 202467397U
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- CN
- China
- Prior art keywords
- push rod
- driving wheel
- lock core
- dead bolt
- core push
- 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 - Lifetime
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Abstract
The utility model discloses a safety escape door lock, which comprises a shell, wherein an indoor driving wheel, an outdoor driving wheel and driving strips which can be driven by the indoor driving wheel and the outdoor driving wheel respectively are arranged in the shell; the driving strips are connected with a spring bolt which extrudes out of the shell; a lock core push rod is arranged in the shell; an unlocking gap which is matched with the lock core push rod is formed between the indoor driving wheel and the outdoor driving wheel; locking groove cavities which are matched with the lock core push rod are formed on the outdoor driving wheel; and an unlocking inclined plane for pushing the lock core push rod to move to the unlocking gap from the locking groove cavities is arranged on the spring bolt. By the safety escape door lock, actions of opening a door and unlocking are combined, so that the safety escape door lock is convenient to unlock and use, and particularly strives for escape time to the maximum limit under the indoor emergent condition; and the conventional reset push rod structure is abandoned, and an unlocking structure is simplified, so that distance from a lining surface of the spring bolt to the rotary axis of the indoor driving wheel and the outdoor driving wheel is shortened, and the sizes of products are reduced.
Description
Technical field
The utility model relates to the door lock product technical field, relates to a kind of safety exit door lock specifically.
Background technology
At present; Common handle-type (being commonly called as the handle structure) door lock; The driving bar that its basic structure comprises housing, is connected with dead bolt; Be provided with coaxial mounted indoor driving wheel, outdoor driving wheel in the housing, indoor driving wheel or outdoor driving wheel can drive the driving bar respectively, and then the action that realizes closing the door by driving band moving lock tongue.The designer was provided with lock core and pushed away bar in the door lock housing of this traditional structure afterwards; Be provided with the release gap that matches with the lock core push rod between indoor driving wheel and the outdoor driving wheel; And on outdoor driving wheel, having the locking vallecular cavity that matches with the lock core push rod at least, enclosure interior is provided with in order to the lock core push rod is moved to the push rod that resets in release gap from the locking vallecular cavity.Drive indoor driving wheel and make and contract in the dead bolt and drive the push rod that resets, lock core push rod when the user stirs handle; The lock core push rod then from moving vallecular cavity move to the push rod that resets in release gap; Make this door lock as conventional door lock, need need not manual turn unlocking knob; Realize the quick release function, therefore the door lock of this structure also has quick escaping function.Yet, the door lock of this structure, it drives lock core push rod and then release through the push rod that resets, and its unlocking structure is comparatively tediously long, and dead bolt lining face is longer to the axis of rotation distance of indoor driving wheel or outdoor driving wheel, makes that the volume of integral product is bigger.
Summary of the invention
The purpose of the utility model is to overcome the deficiency of prior art, provides that a kind of convenient for unlocking is quick, the simplified solution lock construction, helps reducing small product size and easy safety exit door lock easy to use.
The goal of the invention of the utility model is achieved in that a kind of safety exit door lock; It comprises housing; The driving bar that is provided with indoor driving wheel, outdoor driving wheel in the housing and can drives respectively by indoor driving wheel, outdoor driving wheel; Drive and be connected with the dead bolt that extend out to outside the housing on the bar, it is characterized in that: the lock core push rod is installed in the said housing, is provided with the release gap that matches with the lock core push rod between indoor driving wheel and the outdoor driving wheel; Outdoor driving wheel is provided with the locking vallecular cavity that matches with the lock core push rod, and dead bolt is provided with and is used to promote the lock core push rod is moved to the release gap by the locking vallecular cavity release inclined-plane.
The stretch out face of said dead bolt on housing is dead bolt lining face, the distance of the center of rotation of dead bolt lining face and indoor driving wheel or with the distance of the center of rotation of outdoor driving wheel be 30mm-50mm.
The face that stretches out that is positioned at dead bolt on the said housing is installed the dead bolt liner plate, and the lateral surface of dead bolt liner plate is a dead bolt lining face.
Be equipped with on the said lock core push rod and be used to drive the lock core push rod is moved to the locking vallecular cavity by the release gap manual push rod.
Be provided with in the said housing and be used for the abutment sleeve that the lock core push rod is installed.
Said manual push rod cross-under is installed in the abutment sleeve.
Said manual push rod or lock core push rod are provided with locating hole; Locating hole is provided with the location ball with the elastic component supporting; Have and locate ball on the abutment sleeve and match and make the lock core push rod be positioned at the unlock hole on the release gap, also have and locate ball on this abutment sleeve and match and make the lock core push rod be positioned at the lock hole on the locking vallecular cavity.
Be provided with between said housing and the driving bar and be used for dead bolt toward the outer back-moving spring of releasing of housing.
Have conical bore on the said dead bolt, the conical surface of conical bore is described release inclined-plane.
Have the locking vallecular cavity that matches with the lock core push rod on the said indoor driving wheel.
The utility model improves existing escaping door lock, and it has following beneficial effect and is:
The utility model is equipped with the lock core push rod in housing; Be provided with the release gap that matches with the lock core push rod between indoor driving wheel and the outdoor driving wheel; Have the locking vallecular cavity that matches with the lock core push rod on the outdoor driving wheel, dead bolt is provided with and is used to promote the lock core push rod is moved to the release gap by the locking vallecular cavity release inclined-plane.When door lock (outdoor driving wheel then can't be realized unlocking operation) after indoor being locked, the user only needs to drive through handle and drives bar and make and contract in the dead bolt, in the dead bolt that contracts through its release inclined-plane the lock core push rod is moved to the release gap by the locking vallecular cavity; Be implemented in the unlocking function of realizing door lock when opening the door, make to the utlity model has indoor opening the door and release action two-in-one, the release action is convenient and swift; Easy to use simple and easy; Particularly under indoor emergency, the user only needs pulling handle to get final product release, has striven for escape time to greatest extent; It has abandoned the pusher structure that resets of conventional door lock simultaneously; The simplified solution lock construction makes dead bolt lining face shorten dramatically to the axis of rotation distance of indoor driving wheel, outdoor driving wheel, helps reducing small product size.
Description of drawings
Accompanying drawing 1 is the structure outside drawing of the utility model most preferred embodiment.
Accompanying drawing 2 is that the utility model most preferred embodiment is at the structural representation that opens the housing state.
Accompanying drawing 3 is the structural representation of the utility model under (non-locking a door) state after the release.
Accompanying drawing 5 is shown in the accompanying drawing 3 under the released state, the fiting relation figure between lock core push rod and indoor driving wheel, the outdoor driving wheel.
Accompanying drawing 6 for the utility model under state is locked a door in indoor realization, abutment sleeve and sectional structure chart after manual push rod is connected.
Accompanying drawing 7 is for locking a door state under released state during transition, the fiting relation figure between lock core push rod and indoor driving wheel, the outdoor driving wheel shown in the accompanying drawing 6.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is done further to describe.
Extremely shown in Figure 5 according to Fig. 1, the said safety exit door lock of the utility model, it comprises housing 1, and this housing 1 is generally formed by upper casing and the lower casing fastening that punching press or foundry goods become, and a side of housing 1 also is provided with lock body baffle plate is installed.The driving bar 4 that is provided with indoor driving wheel 2, outdoor driving wheel 3 in the housing 1 and can drives respectively by indoor driving wheel 2, outdoor driving wheel 3; Drive and be connected with the dead bolt 5 that extend out to outside the housing 1 on the bar 4, in the structure of routine, indoor driving wheel 2 and outdoor driving wheel 3 coaxial installations; And drive by corresponding door handle (being commonly called as handle) respectively; 5 of dead bolts are installed baffle plate from lock body and are reached housing 1 outside, and under the unlock state of door lock, the user can be respectively through driving wheel 2 or outdoor driving wheel 3 in the handle drive chamber; And then, accomplish the action of opening the door through contracting in the driving bar 4 drive dead bolts 5.Under this structure, be provided with the back-moving springs 19 that are used for dead bolt 5 past housings 1 outer releases between housing 1 and the driving bar 4, this back-moving spring 19 is in atmospheric pressure state, and the dead bolt 5 after back-moving spring 19 opens the door retraction pushes back the state of stretching out.
During this time; In the housing 1 of the utility model lock core push rod 6 is installed; Be provided with the release gap 7 that matches with lock core push rod 6 between indoor driving wheel 2 and the outdoor driving wheel 3, have the locking vallecular cavity 8 that matches with lock core push rod 6 on the outdoor driving wheel 3, specifically; Indoor driving wheel 2 and outdoor driving wheel 3 are equipped with and are used to drive the shifting block 20 that drives bar 4 actions; Be release gap 7 between the shifting block 20 on the indoor driving wheel 2 and the shifting block 20 of outdoor driving wheel 3, locking vallecular cavity 8 then is opened on the shifting block 20 of outdoor driving wheel 3, as shown in Figures 2 and 3.When lock core push rod 6 is positioned on the release gap 7, outdoor driving wheel 3 does not receive stopping of lock core push rod 6 and can rotate flexibly, and be the unlock state of door lock this moment; And move on the locking vallecular cavity 8 of outdoor driving wheel 3 when lock core push rod 6,3 of outdoor driving wheels are pushed away bar by lock core to be stopped and can not rotate, and makes this door lock become the state to outer locking, promptly outdoor driving wheel 3 can't drive and drive bar 4 and open the door.
Simultaneously; The utility model dead bolt 5 is provided with and is used to promote lock core push rod 6 is moved to release gap 7 by locking vallecular cavity 8 release inclined-plane 9; Specifically be on dead bolt 5, to have conical bore; The conical surface of conical bore is described release inclined-plane 9, and diameter of section the best of this conical bore is for being linear gradually increase the from childhood along dead bolt 5 retraction direction, like Fig. 3 and shown in Figure 7.Beyond present embodiment, the varying aperture of this conical bore also can be reverse, at this moment, only need the fitting relation of lock core push rod 6 and taper hole inner surface be adjusted into reverse drive and get final product; Additionally, as effectively replenishing beyond the embodiment, this release inclined-plane 9 also be simple inclined-plane, only need satisfy vertically moving of inclined-plane and promotes the laterally mobile of lock core push rod 6 and get final product.When under the state of above-mentioned door lock to outer locking; The user drives indoor driving wheel 2 through handle and drives and drive bar 4 so that dead bolt 5 retractions; Vertically the dead bolt 5 of retraction makes lock core push rod 6 laterally move on the release gap 7 through release inclined-plane 9, is implemented in the external lock-out state of removing door lock under the indoor state that opens the door simultaneously.
Another kind as the utility model replenishes state, and it also can have the locking vallecular cavity 8 that matches with lock core push rod 6 on indoor driving wheel 2, same, and locking vallecular cavity 8 also is arranged on the shifting block 20 of indoor driving wheel 2.Be located at when lock core push rod 6 on the locking vallecular cavity 8 of indoor driving wheel 2; Then indoor driving wheel 2 is blocked and can not rotate by lock core push rod 6; Constitute the internal lock-out state of this door lock; The interior self-locking state that promptly is commonly called as, indoor is to open the door, and can only could remove the lock-out state of door lock through the aforesaid outdoor action of opening the door.This state is a kind of operational feasibility as the present technique scheme; Consider the safety exit effect; This indoor self-locking state generally is not advise being fitted on the door lock, specifically is to stop in the locking vallecular cavity 8 of driving wheel 2 in lock core push rod 6 inlet chambers through the other technologies structure.
Additionally, in the utility model technical scheme, the stretch out face of dead bolt 5 on housing 1 is dead bolt lining face 10, the distance of dead bolt lining face 10 and the center of rotation of indoor driving wheel 2 or with the distance of the center of rotation of outdoor driving wheel 3 be 30mm-50mm.For general door lock product, indoor driving wheel 2 and outdoor driving wheel 3 coaxial installations, above-mentioned distance of shaft centers then are the distance of the axis of rotation of door handle to dead bolt lining face 10 from 30mm-50mm.As the optimization of technical scheme, this distance is preferably 32mm-40mm, but preferred 34mm-36mm.During this time; In order to improve the overall aesthetics of door lock; The general face that stretches out that also on housing 1, is positioned at dead bolt 5 is installed dead bolt liner plate 11; The lateral surface of dead bolt liner plate 11 is a dead bolt lining face 10, and to this, above-mentioned 30mm-50mm then is the center of rotation of center of rotation or the outdoor driving wheel 3 of indoor driving wheel 2 serves as a contrast face 10 to dead bolt a distance.
In the utility model technical scheme, for the convenience of the users to the controlling of lock core push rod 6, on lock core push rod 6, be equipped with and be used to drive lock core push rod 6 and move to the manual push rod 12 of locking vallecular cavity 8, like Fig. 3, Fig. 5 and shown in Figure 7 by release gap 7.General say that the two ends of manual push rod 12 are provided with threaded connection hole, be convenient to people and be connected with the extension bar that is penetrated into outdoors above that.Be provided with the abutment sleeve 13 that is used for 6 installations of lock core push rod in the housing 1, these manual control push rod 12 cross-under are installed in the abutment sleeve 13.This manual control push rod 12 is provided with locating hole 14, and beyond present embodiment, this locating hole 14 can be arranged on the lock core push rod 6.Locating hole 14 is provided with the location ball 16 with elastic component 15 supportings; This elastic component 15 is a spring; Have and locate ball 16 on the abutment sleeve 13 and match and make lock core push rod 6 be positioned at the unlock hole 17 on the release gap 7, also have and locate ball 16 on this abutment sleeve 13 and match and make lock core push rod 6 be positioned at the lock hole 18 on the locking vallecular cavity 8.In the present embodiment, lock hole 18 is two, is distributed on the both sides of unlock hole 17, wherein, is to be used to realize the locking to outdoor near 18 of outdoor lock holes, then is to be used to realize indoor self-locking near indoor lock hole 18.When the user promotes manual push rod 12, location ball 16 presses down and gets into the lock hole 18 of unlock hole 17 front and back.If this door lock only need set outdoor lock function, so then need limit manual push rod 12 and drive that unlock hole 17 is crossed in place kick and move toward indoor direction, generally speaking, spacing snap ring is installed on manual push rod 12 is moved to indoor direction to prevent it.
Fig. 3, Fig. 4 and Fig. 5 are in unlock state for the utility model; Location ball 16 on the manual push rod 12 is positioned on the unlock hole 17 on the abutment sleeve 13; Lock core push rod 6 on the release gap 7 between indoor driving wheel 2 and the outdoor driving wheel 3, the user can be arbitrarily driving wheel 2 or outdoor driving wheel 3 action that realizes opening the door in the drive chamber through handle.
Fig. 6 and Fig. 7 be external lock-out state for the utility model is in; During this time; Location ball 16 on the manual push rod 12 is positioned on the abutment sleeve 13 near on the outdoor lock hole 18, makes lock core push rod 6 block on the locking vallecular cavity 8 of outdoor driving wheel 3, and outdoor driving wheel 3 can't rotate.At this moment, must drive indoor driving wheel 2 through handle, make dead bolt 5 retractions, drive lock core push rod 6 through the release inclined-plane 9 on the dead bolt 5 and laterally move on the release gap 7, make door lock be reset to above-mentioned non-released state indoor.
Can know that to sum up the utility model is provided with through dead bolt 5 and is used to promote lock core push rod 6 by locking the release inclined-plane 9 that vallecular cavity 8 moves to release gap 7, is implemented in the unlocking function of realizing door lock when opening the door; Make and the utlity model has indoor opening the door and release action two-in-one; The release action is convenient and swift, easy to use simple and easy, particularly under indoor emergency; The user only needs pulling handle to get final product release; Striven for escape time to greatest extent, it has abandoned the pusher structure that resets of conventional door lock, simplified solution lock construction simultaneously; Make dead bolt lining face 10 to the axis of rotation of indoor driving wheel 2, outdoor driving wheel 3 apart from shortening dramatically, help reducing small product size.
Claims (10)
1. safety exit door lock; It comprises housing (1); The driving bar (4) that is provided with indoor driving wheel (2), outdoor driving wheel (3) in the housing (1) and can drives respectively by indoor driving wheel (2), outdoor driving wheel (3); Drive to be connected with on the bar (4) and extend out to the outer dead bolt (5) of housing (1); It is characterized in that: lock core push rod (6) is installed in the said housing (1); Be provided with the release gap (7) that matches with lock core push rod (6) between indoor driving wheel (2) and the outdoor driving wheel (3), outdoor driving wheel (3) is provided with the locking vallecular cavity (8) that matches with lock core push rod (6), and dead bolt (5) is provided with and is used to promote lock core push rod (6) is moved to release gap (7) by locking vallecular cavity (8) release inclined-plane (9).
2. according to the said safety exit door lock of claim 1; It is characterized in that: the stretch out face of said dead bolt (5) on housing (1) is dead bolt lining face (10), the distance of dead bolt lining face (10) and the center of rotation of indoor driving wheel (2) or with the distance of the center of rotation of outdoor driving wheel (3) be 30mm-50mm.
3. according to the said safety exit door lock of claim 2, it is characterized in that: the face that stretches out that is positioned at dead bolt (5) on the said housing (1) is installed dead bolt liner plate (11), and the lateral surface of dead bolt liner plate (11) is a dead bolt lining face (10).
4. according to claim 1 or 2 or 3 said safety exit door locks, it is characterized in that: be equipped with on the said lock core push rod (6) and be used to drive lock core push rod (6) is moved to locking vallecular cavity (8) by release gap (7) manual push rod (12).
5. according to the said safety exit door lock of claim 4, it is characterized in that: be provided with the abutment sleeve (13) that is used for lock core push rod (6) installation in the said housing (1).
6. according to the said safety exit door lock of claim 5, it is characterized in that: said manual push rod (12) cross-under is installed in the abutment sleeve (13).
7. according to the said safety exit door lock of claim 6; It is characterized in that: said manual push rod (12) or lock core push rod (6) are provided with locating hole (14); Locating hole (14) is provided with the location ball (16) with elastic component (15) supporting; Have and locate ball (16) on the abutment sleeve (13) and match and make lock core push rod (6) be positioned at the unlock hole (17) on the release gap (7), also have and locate ball (16) on this abutment sleeve (13) and match and make lock core push rod (6) be positioned at the lock hole (18) on the locking vallecular cavity (8).
8. according to the said safety exit door lock of claim 7, it is characterized in that: be provided with the back-moving spring (19) that is used for the outer release of the past housing (1) of dead bolt (5) between said housing (1) and the driving bar (4).
9. according to claim 1 or 2 or 3 said safety exit door locks, it is characterized in that: said dead bolt has conical bore on (5), and the conical surface of conical bore is described release inclined-plane (9).
10. according to claim 1 or 2 or 3 said safety exit door locks, it is characterized in that: have the locking vallecular cavity (8) that matches with lock core push rod (6) on the said indoor driving wheel (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220087638XU CN202467397U (en) | 2012-03-10 | 2012-03-10 | Safety escape door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220087638XU CN202467397U (en) | 2012-03-10 | 2012-03-10 | Safety escape door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202467397U true CN202467397U (en) | 2012-10-03 |
Family
ID=46915563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220087638XU Expired - Lifetime CN202467397U (en) | 2012-03-10 | 2012-03-10 | Safety escape door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202467397U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103670042A (en) * | 2014-01-09 | 2014-03-26 | 上海长跃通信技术有限公司 | Lock cylinder of intelligent lock for optical cable cross connecting cabinet |
| CN110604528A (en) * | 2018-06-15 | 2019-12-24 | 青岛海尔洗碗机有限公司 | Door lock assembly and dish washing machine |
-
2012
- 2012-03-10 CN CN201220087638XU patent/CN202467397U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103670042A (en) * | 2014-01-09 | 2014-03-26 | 上海长跃通信技术有限公司 | Lock cylinder of intelligent lock for optical cable cross connecting cabinet |
| CN103670042B (en) * | 2014-01-09 | 2017-01-11 | 上海长跃通信技术有限公司 | Lock cylinder of intelligent lock for optical cable cross connecting cabinet |
| CN110604528A (en) * | 2018-06-15 | 2019-12-24 | 青岛海尔洗碗机有限公司 | Door lock assembly and dish washing machine |
| CN110604528B (en) * | 2018-06-15 | 2022-01-28 | 青岛海尔洗碗机有限公司 | Door lock assembly and dish washing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121003 |