CN202467399U - Short-distance anti-theft escape door lock - Google Patents
Short-distance anti-theft escape door lock Download PDFInfo
- Publication number
- CN202467399U CN202467399U CN2012200876407U CN201220087640U CN202467399U CN 202467399 U CN202467399 U CN 202467399U CN 2012200876407 U CN2012200876407 U CN 2012200876407U CN 201220087640 U CN201220087640 U CN 201220087640U CN 202467399 U CN202467399 U CN 202467399U
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- push rod
- lock core
- housing
- driving wheel
- lock
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Abstract
The utility model discloses a short-distance anti-theft escape door lock, which comprises a housing. An indoor drive wheel, an outdoor drive wheel and a drive strip which is driven by the indoor drive wheel and the outdoor drive wheel respectively are arranged inside the housing; the drive strip is connected with a spring bolt extending out of the housing; a lock core push rod is arranged inside the housing; a lock slot cavity matched with the lock core push rod is arranged on the outdoor drive wheel; an unlock slope for pushing the lock core push rod to depart from the lock slot cavity is arranged on the indoor drive wheel; and a resetting elastic element for pushing the spring bolt towards the outside of the housing is arranged between the housing and the spring bolt, and the resetting elastic element is located on the outer side of the lock core push rod. According to the short-distance anti-theft escape door lock, combination of opening and unlocking actions is achieved; the unlocking action is convenient and fast, and more escape time can be strived under an indoor emergency condition, so the resetting elastic element and the lock core push rod are staggered, and the distance from a lining of the spring bolt to the rotation axes of the indoor drive wheel and the outdoor drive wheel is reduced, and reduction of the volume of a product is facilitated.
Description
Technical field
The utility model relates to the door lock product technical field, relates to a kind of short distance type antitheft escaping 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 can be reset to the state of stretching out as early as possible after making dead bolt bounce back; It is set with back-moving spring on the push rod that resets, make that lock core push rod and back-moving spring are the coaxial installations in front and back, for this reason; Must reserve sufficient position in the housing reset push rod and back-moving spring are installed; Thereby making unlocking structure comparatively tediously long, 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.
In addition; The door lock of this structure; It makes that the overall dimensions of door lock is longer because unlocking structure is comparatively tediously long, the distance of dead bolt lining face (the stretch out face of dead bolt on housing) and the center of rotation of indoor driving wheel or with the distance of the center of rotation of outdoor driving wheel be 60mm-70mm.If the door lock of this structure is installed on the Solid Door, need on the door body, to dig darker installing hole; If the door lock of this structure is installed on the door body of frame structure (being mostly the aluminium alloys framework), because the integral thickness of framework is the fitting depth less than door lock, for this reason, often make that doorframe is hollowed out, the fastness after door lock is installed is relatively poor.
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, simplified solution lock construction, product overall volume are little, firm and easy to use easy short distance type antitheft escaping door lock is installed.
The goal of the invention of the utility model is achieved in that a kind of short distance type antitheft escaping 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 to be connected with on the bar and extend out to the outer dead bolt of housing; It is characterized in that: the lock core push rod is installed in the said housing, and outdoor driving wheel is provided with the locking vallecular cavity that matches with the lock core push rod, and indoor driving wheel is provided with and is used to promote the release inclined-plane that the lock core push rod moves apart the locking vallecular cavity; Be provided with the return springs that is used for the outer release of the past housing of dead bolt between said housing and the dead bolt, said return springs is positioned at the outside of lock core push rod.
The quantity that is provided with of said return springs is two, and these two return springs are separately positioned on the outside that pushes away bar, and an end roof pressure of return springs is on housing, and the other end roof pressure of return springs is pushing away on the bar.
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 distance of the center of rotation of said dead bolt lining face and indoor driving wheel or with the distance of the center of rotation of outdoor driving wheel be 32mm-38mm.
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.
Said lock core push rod be provided with and lock lock tab that vallecular cavity matches and with the release inclined-plane release sliding surface that matches.
The manual push rod that is used for the lock core push rod is moved into the locking vallecular cavity is installed on the said lock core push rod.
Be provided with the abutment sleeve that is used for the installation of lock core push rod in the said housing, 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 move away the unlock hole of locking vallecular cavity, also have and locate ball on this abutment sleeve and match and make the lock core push rod be positioned at the lock hole of locking on the vallecular cavity.
Said dead bolt is provided with and drives tongue in the buffering in advance.
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, outdoor driving wheel is provided with the locking vallecular cavity that matches with the lock core push rod, and indoor driving wheel is provided with and is used to promote the release inclined-plane that the lock core push rod moves apart the locking vallecular cavity.When door lock (outdoor driving wheel then can't be realized unlocking operation) after indoor being locked; The user only needs through its release inclined-plane the lock core push rod to be moved apart the locking vallecular cavity through the indoor driving wheel of handle turn; Make when opening the door the unlocking function of realizing door lock, the utility model thereby have 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.Simultaneously it has replaced the knob fixture block structure of conventional door lock with said structure, the simplified solution lock construction, and make return springs be positioned at the outside of lock core push rod; Make the installation of staggering of return springs and lock core push rod, avoided traditional lock body because of with the tediously long structure of return springs with the coaxial setting of lock core push rod, and; The utility model directly is provided with the release inclined-plane on indoor driving wheel; Need not to drive release by dead bolt through retraction, but and then the pusher structure and can the size of lock core push rod being shortened of resetting of abandoning tradition, make dead bolt lining face to the axis of rotation of indoor driving wheel, outdoor driving wheel apart from shortening dramatically; Help reducing small product size; Reduced the installation cavity of lock body on the door body, avoided producing and dig the phenomenon of wearing doorframe, it is more firm to make lock body install.
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 indoor driving wheel of the utility model most preferred embodiment and the fiting relation figure of outdoor driving wheel.
Accompanying drawing 4 is the structural representation of the lock core push rod of the utility model most preferred embodiment.
Accompanying drawing 5 for the utility model under release (non-locking a door) state, abutment sleeve and structural representation after manual push rod is connected.
Accompanying drawing 6 is the structural representation of the utility model under release (non-locking a door) state.
Accompanying drawing 8 for the utility model under state is locked a door in indoor realization, abutment sleeve and structural representation after manual push rod is connected.
Accompanying drawing 9 is the structural representation of the utility model under state is locked a door in indoor realization.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is done further to describe.
According to Fig. 1, shown in Figure 2, 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, dead bolt 5 is provided with and drives tongue 21 in the buffering in advance, at closing time; Drive the tongue 21 first collision blocks of closing the door that contact in the buffering in advance; It can work the cushioning effect of closing the door, and also dead bolt is played the predrive effect, makes to close the door the action peace and quiet steadily.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; Under the unlock state of door lock; The user can pass through driving wheel 2 or outdoor driving wheel 3 in the handle drive chamber respectively, and then contracts through driving in the bar 4 drive dead bolts 5, accomplishes the action of opening the door.Under this structure; Be provided with the return springs 19 that are used for dead bolt 5 past housing 1 outer releases between housing 1 and the dead bolt 5, this return springs 19 is positioned at the outside of lock core push rod 6, in the present embodiment; This return springs 19 is a back-moving spring; And beyond present embodiment, but this return springs 19 also can be the tubular article of elastic caoutchouc pressure block or middle part elasticity external drum, is that all object or constructional devices with compression and back elastic force all can in a word.In the present embodiment, because of the quantity that drives bar 4 is two, be distributed on the both sides of housing inner chamber; Return springs 19 be provided with quantity also corresponding setting be two; These two return springs 19 are separately positioned on the outside that pushes away bar 4, so that dead bolt 5 obtains the reseting elasticity of symmetery, an end roof pressure of return springs 19 is on housing 1; The other end roof pressure of return springs 19 is pushing away on the bar 4; During work, this return springs 19 is in atmospheric pressure state, and return springs 19 keeps the dead bolt 5 of any state is pushed back the state of stretching out.
During this time; In the housing 1 of the utility model lock core push rod 6 is installed; Outdoor driving wheel 3 is provided with the locking vallecular cavity 8 that matches with lock core push rod 6; Indoor driving wheel 2 is provided with and is used to promote the release inclined-plane 9 that lock core push rod 6 moves apart locking vallecular cavity 8, lock core push rod 6 be provided with and lock lock tab 7 that vallecular cavity 8 matches and with the release inclined-plane 9 release sliding surface 20 that matches.Specifically, be equipped with the shifting block 22 that is used to drive 4 actions of driving bar at indoor driving wheel 2 and outdoor driving wheel 3, have a notch on the shifting block 22 of outdoor driving wheel 3, this notch is locking vallecular cavity 8.And the shifting block 22 of indoor driving wheel 2 is provided with a notch equally; Release inclined-plane 9 is arranged on the both sides of notch, and this release inclined-plane 9 can be straight inclined-plane, also can be arcwall face; 20 of release sliding surfaces on the lock core push rod 6 are suitable with release inclined-plane 9, like Fig. 3, shown in Figure 4.When release sliding surface 20 contacted on release inclined-plane 9, the rotation with indoor driving wheel 2 on release inclined-plane 9 made the lock core push rod move forward and backward.
Move to when lock core push rod 6 on the locking vallecular cavity 8 of outdoor driving wheel 3,3 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, and promptly outdoor driving wheel 3 can't drive and drive bar 4 and open the door.When and 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, this moment be the unlock state of door lock; When the user with lock core push rod 6 mistress outside direction promote; Make lock tab 7 drop in the locking vallecular cavity 8, above-mentioned door lock gets under the state to outer locking, at this moment; The user drives indoor driving wheel 2 through handle and drives and drive bar 4 so that dead bolt 5 retractions; During this time, indoor driving wheel 2 makes lock core push rod 6 laterally move apart locking vallecular cavity 8 through the release inclined-plane 9 on it, is implemented in the external lock-out state of removing door lock under the indoor state that opens the door simultaneously.
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-38mm, 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,, the manual push rod 12 that is used for lock core push rod 6 is moved into locking vallecular cavities 8 is installed on lock core push rod 6 for the convenience of the users to the controlling of lock core push rod 6.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 move apart the unlock hole 17 of locking vallecular cavity 8, also have and locate ball 16 on this abutment sleeve 13 and match and make lock core push rod 6 keep the lock hole 18 on the locking vallecular cavities 8.In the present embodiment, lock hole 18 is one and is positioned near outdoor location and is used to realize the locking to outdoor.When the user promotes manual push rod 12, location ball 16 presses down and gets into lock hole 18.
Fig. 3 to Fig. 7 is 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; As shown in Figure 5; Lock tab 7 on the lock core push rod 6 breaks away from the locking vallecular cavity 8 of outdoor driving wheel 3, and the release sliding surface 20 on the lock core push rod 6 is positioned at that the inclined-plane (promptly is in contactless state with release inclined-plane 9) more than 9 between the release of indoor driving wheel 2, like Fig. 6 and shown in Figure 7.At this moment, 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. 8, Fig. 9 and Figure 10 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; Make the lock tab 7 of lock core push rod 6 block on the locking vallecular cavity 8 of outdoor driving wheel 3, 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 release inclined-plane 9 and laterally move apart locking vallecular cavity 8, make door lock be reset to above-mentioned non-released state indoor.
In addition; The utility model is owing to use indoor driving wheel 2 directly to drive lock core push rod 6 to realize unlocking function; Dead bolt 5 and release action has no related, for this reason, avoid other people under the state of locking a door through other objects (like thin slice) insertion door lock gap to stir dead bolt; Accomplish the improper release action of opening the door, make this door lock also have anti-theft feature simultaneously.
Can know that to sum up the utility model is through being provided with the locking vallecular cavity 8 that matches with lock core push rod 6 on outdoor driving wheel 3, indoor driving wheel 2 is provided with and is used to promote the release inclined-plane 9 that lock core push rod 6 moves apart locking vallecular cavity 8; Be implemented in the two-in-one of opening the door with the release action, 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; Simultaneously it makes return springs 19 be positioned at the outside of lock core push rod 6, makes to need not installations of staggering of return springs 19 and lock core push rod 6 by the dead bolt 5 driving releases through retraction; And then but the pusher structure that resets of abandoning tradition also can shorten the size of lock core push rod; 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, reduced the installation cavity of lock body on the door body; Avoid producing and dig the phenomenon of wearing doorframe, it is more firm to make lock body install.
Claims (10)
1. short distance type antitheft escaping 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); Outdoor driving wheel (3) is provided with the locking vallecular cavity (8) that matches with lock core push rod (6); Indoor driving wheel (2) is provided with and is used to promote the release inclined-plane (9) that lock core push rod (6) moves apart locking vallecular cavity (8), is provided with between said housing (1) and the dead bolt (5) to be used for the return springs (19) of dead bolt (5) toward the outer release of housing (1), and said return springs (19) is positioned at the outside of lock core push rod (6).
2. according to the said short distance type antitheft of claim 1 escaping door lock; It is characterized in that: the quantity that is provided with of said return springs (19) is two; These two return springs (19) are separately positioned on the outside that pushes away bar (4); One end roof pressure of return springs (19) is on housing (1), and the other end roof pressure of return springs (19) is pushing away on the bar (4).
3. according to claim 1 or 2 said short distance type antitheft escaping door locks; 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.
4. according to the said short distance type of claim 3 antitheft escaping door lock, it is characterized in that: the distance of said 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 32mm-38mm.
5. according to the said short distance type antitheft of claim 4 escaping door lock, 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).
6. according to the said short distance type of claim 3 antitheft escaping door lock, it is characterized in that: said lock core push rod (6) be provided with and lock lock tab (7) that vallecular cavity (8) matches and with release inclined-plane (9) the release sliding surface (20) that matches.
7. according to the said short distance type antitheft of claim 6 escaping door lock, it is characterized in that: the manual push rod (12) that is used for lock core push rod (6) is moved into locking vallecular cavity (8) is installed on the said lock core push rod (6).
8. according to the said short distance type antitheft of claim 7 escaping door lock, 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), manual push rod (12) cross-under is installed in the abutment sleeve (13).
9. said according to Claim 8 short distance type antitheft escaping door lock; 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) move away the unlock hole (17) in locking vallecular cavity (8), 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).
10. according to the said short distance type antitheft of claim 3 escaping door lock, it is characterized in that: said dead bolt (5) is provided with and drives tongue in the buffering (21) in advance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200876407U CN202467399U (en) | 2012-03-10 | 2012-03-10 | Short-distance anti-theft escape door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200876407U CN202467399U (en) | 2012-03-10 | 2012-03-10 | Short-distance anti-theft escape door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202467399U true CN202467399U (en) | 2012-10-03 |
Family
ID=46915565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200876407U Expired - Lifetime CN202467399U (en) | 2012-03-10 | 2012-03-10 | Short-distance anti-theft escape door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202467399U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 CN2012200876407U patent/CN202467399U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |