CN206174645U - Improve safe lock and safe structure of gantry crane - Google Patents
Improve safe lock and safe structure of gantry crane Download PDFInfo
- Publication number
- CN206174645U CN206174645U CN201620682630.6U CN201620682630U CN206174645U CN 206174645 U CN206174645 U CN 206174645U CN 201620682630 U CN201620682630 U CN 201620682630U CN 206174645 U CN206174645 U CN 206174645U
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- China
- Prior art keywords
- latch
- door
- jack
- keeper
- bolt
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Abstract
The utility model discloses an improve safe lock and safe structure of gantry crane, including lock body, cassette and bolt structure, bolt structure includes one -way bolt and spring card, and the one end of one -way bolt has bolt head, and the latch body of the other end has the ratchet, spring card centre is provided with the ratchet complex block tongue with one -way bolt, and the spring card passes through the card mounting hole to be installed in the lock body inboard, corresponds on the lock body to be provided with the jack, during the use, one -way bolt passes lock body, ratchet and block tongue combination through the jack. Implement the beneficial effect of the utility model: through bolt structure's setting, one -way bolt and the cooperation of spring card have prevented the defect of utilizing lock core structure, use picklock and skill, open the possibility of lock.
Description
Technical field
This utility model is related to safety lockset technical field, more particularly, it relates to a kind of improve safety door latch and peace
Air cock bolt mechanism.
Background technology
In door lock technology growing today, door lock has been that species is various, but has key classifying from the mode unlocked
Two kinds of key and electronic type, no matter, can all there are security breaches in any unlocking mode.Although with the progress of technical merit,
The safety of high-end door lock is greatly improved, such as the lockset of safety cabinet, but expensive, and general local-style dwelling houses is used still
It is so common door lock.As shown in figure 1, common door lock includes lock body 11 and deck 21；Lock body 11 is installed by lock body installing hole 12
On door-plate, deck 21 is arranged on doorframe by deck installing hole 22, and lock core 13 is provided with lock body 11, and wherein side is arranged
There are triangle dead bolt 142 and square dead bolt 141, with the corresponding installation of 21 upper lock tongue jack of deck 23, in key insertion lock core 13, lock core
13 drive triangle dead bolts 142 and square dead bolt 141 realize turnover of the dead bolt in dead bolt jack 23, so as to realize the work(of door lock
Energy.Common door lock mainly prevents not having a case that key can not be opened by the frame for movement of lock core, but lock core is tied
Structure is not without rule, and existing common door lock is almost difficult to effectively prevent various unlocking tools and skill.Therefore, exist
Under this environment, the safety for improving common door lock is desirability.
When resident needs to leave for a long time, in the higher residential area of some security risks, resident typically can only be existing
There is common door to lock lifting safety, then the most effectively mode is exactly by door-plate together with door frame welding, instantly
It is secondary come back when, then the welding structure for abolishing door-plate and doorframe by force.Replace door lock with welding manner, it is this to only have by force
The antitheft mode that dismounting mode just can get in, is certainly safest.But, this antitheft mode has not only been operated
Very to bother, and there is certain damage to doorframe and door-plate.
Utility model content
The technical problems to be solved in the utility model is, above-mentioned for prior art carries out door lock and prevent with welding manner
Complex operation is stolen, the defect that doorframe and door-plate are damaged is easily caused, there is provided one kind improves safety door latch.
This utility model solves the technical scheme that its technical problem adopted：Construction is a kind of to improve safety door latch, including
Lock body, deck and latch structure；Lock body is arranged on door-plate by lock body installing hole, and deck is arranged on by deck installing hole
On doorframe, lock core is provided with lock body, the side of lock body is provided with triangle dead bolt and square dead bolt, with deck upper lock tongue jack pair
Should install；Latch structure includes one-way latch and spring card, and one end of one-way latch has fork, the latch body of the other end
With ratchet；Spring card middle setting has the block tongue coordinated with the ratchet of one-way latch, and spring card passes through card installing hole
Installed in lock body inner side, jack is correspondingly arranged on lock body；When using, one-way latch passes through lock body, ratchet and card by jack
Tongue is combined.
In latch structure described in the utility model, block tongue is that two panels is oppositely arranged and discontiguous spring leaf, spring
Piece is to away from the inclination of one-way latch direction of insertion.
In latch structure described in the utility model, the latch body of one-way latch has at least one plane, right on jack
At least one plane should be provided with, the plane is used to prevent the rotation after one-way latch insertion.
In latch structure described in the utility model, the latch body of one-way latch has relative two planes, and jack is tool
There is the kidney-shaped jack of two cooperation planes.
In latch structure described in the utility model, jack is arranged on deck, and on square dead bolt dead bolt is correspondingly arranged on
Jack, when using, spring card is arranged on deck inner side, the pin hole that one-way latch is correspondingly arranged from doorframe by jack and
After dead bolt jack, combine with spring card.
In latch structure described in the utility model, jack, two groups of latch structures are respectively arranged with lock body and deck
It is respectively cooperating with jack.
In latch structure described in the utility model, the ratchet on the latch body of one-way latch coordinates with block tongue, fork
Combine closely with door-plate surface.The length of ratchet to ensure one-way latch after final position is inserted into will not axial rollback, from
And affect the effect of latch structure.
Based on above-mentioned latch structure, this utility model additionally provide a kind of safety door-bolt mechanism, including keeper, door bolt seat with
And latch structure, by the door bolt seat installing hole of lower end on doorframe, door bolt seat is that a middle setting has door to door bolt seat
The thin slice of bolt seat kidney-shaped jack, lower end extends to form a support face to doorframe direction；Keeper is one and inserts with keeper kidney-shaped
The thin slice in hole, keeper baseplane coordinates with support face；The position decussation of door bolt seat kidney-shaped jack and keeper kidney-shaped jack, phase
To arranging；Spring card in latch structure is arranged on outside and the door bolt seat kidney-shaped jack of door bolt seat by door bolt seat screwed hole
Correspondence surface；One-way latch is inserted in keeper kidney-shaped jack by doorframe circular port, by door after driving keeper to be rotated by 90 °
Bolt seat mounting hole, combines with spring card.
Safety door-bolt mechanism described in the utility model, one-way latch drives keeper to be rotated by 90 °, and keeper rotates to level
Door-plate is blocked in position, and keeper is suspended on the length being partially larger than in door bolt seat of door bolt seat, after one-way latch releases keeper, door
Bolt is separated with door bolt seat under gravity automatically.
Safety door-bolt mechanism described in the utility model, the aperture of doorframe circular port is external more than the latch of one-way latch
Footpath, less than the external diameter of fork.
Implement improvement safety door latch of the present utility model and safety door-bolt mechanism, have the advantages that：
By the setting of latch structure, one-way latch coordinates with spring card, it is therefore prevented that using the defect of lock core structure, make
With unlocking tool and skill, the possibility of door lock is opened.Install and one-way latch can only by force be destroyed using external force after latch structure
Afterwards, unlocking tool and skill could be adopted to open door lock.Removal one-way latch is generally required fork is ground off using angle grinder,
Then one-way latch is pushed away into lock body using little push rod, thus there is very high safety coefficient, and the structure letter of latch structure
It is single.
Description of the drawings
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing：
Fig. 1 is existing common door lock tomograph；
Fig. 2 is the first improvement safety door latch tomograph one of the present utility model；
Fig. 3 is the first improvement safety door latch tomograph two of the present utility model；
Fig. 4 is the first improvement safety door latch installment state figure of the present utility model；
Fig. 5 is the partial enlarged drawing of border circular areas in Fig. 4；
Fig. 6 is second improvement safety door latch tomograph of the present utility model；
Fig. 7 is second improvement safety door latch installment state figure of the present utility model；
Fig. 8 is the partial enlarged drawing of border circular areas in Fig. 7；
Fig. 9 is safety door-bolt mechanism installment state figure one of the present utility model；
Figure 10 is the partial enlarged drawing of border circular areas in Fig. 9；
Figure 11 is safety door-bolt mechanism installment state figure two of the present utility model；
Figure 12 is the partial enlarged drawing of border circular areas in Figure 11.
Specific embodiment
In order to be more clearly understood to technical characteristic of the present utility model, purpose and effect, accompanying drawing is now compareed detailed
Illustrate specific embodiment of the present utility model.
As shown in Figure 2,3, 4, in improvement safety door latch first embodiment of the present utility model, one kind improves safety door
Lock, including lock body 11, deck 21 and latch structure；Lock body 11 is arranged on door-plate 42 by lock body installing hole 12, deck 21
It is arranged on doorframe 41 by deck installing hole 22, in lock body 11 lock core 13 is provided with, the side of lock body 11 is provided with triangulation chain
Tongue 142 and square dead bolt 141, with the corresponding installation of 21 upper lock tongue jack of deck 23；Latch structure includes one-way latch 31 and spring
Card 33, the latch body that one end of one-way latch 31 has fork, the other end has ratchet；The middle setting of spring card 33 has
The block tongue 332 coordinated with the ratchet of one-way latch 31, spring card 33 is installed by card installing hole 331 with lock body screwed hole 34
In the inner side of lock body 11, jack 32 is correspondingly arranged on lock body 11；When using, one-way latch 31 is by outer (outdoors) inward through jack
32 pass through lock body 11, and ratchet is combined with block tongue 332.
Preferably, block tongue 332 is that two panels is oppositely arranged and discontiguous spring leaf, spring leaf to away from one-way latch 31 insert
Enter direction inclination.
Preferably, the latch body of one-way latch 31 has at least one plane, at least one is correspondingly arranged on jack flat
Face, the rotation that the plane is used for after preventing one-way latch 31 from inserting.
Preferably, the latch body of one-way latch 31 has relative two planes, and jack 32 is that have two cooperation planes
Kidney-shaped jack.
As shown in Figure 4,5, the first is improved in safety door latch, and lock body 11 is arranged on door-plate 42, and deck is arranged on doorframe
On 41, latch structure is arranged on lock body 11, is prevented using lock core structure defect door-lock opening.
It is different from first embodiment in improvement safety door latch second embodiment of the present utility model as shown in Fig. 6,7,8
Part：Jack 32 is arranged on deck 21, and dead bolt jack 35 is correspondingly arranged on square dead bolt 141, when using, spring card 33
Installed in the inner side of deck 21, the pin hole that one-way latch 31 is correspondingly arranged from doorframe 41 is by jack 32 and dead bolt jack 35
Afterwards, combine with spring card 33.
Preferably, jack 32 is provided with lock body 11 and deck 21, two groups of latch structures are respectively cooperating with jack 32.
Preferably, the ratchet on the latch body of one-way latch 31 coordinates with block tongue, and fork is closely tied with the surface of door-plate 42
Close.The length of ratchet to ensure one-way latch 31 after final position is inserted into will not axial rollback, so as to affect latch structure
Effect.
As shown in Fig. 9,10,11,12, based on above-mentioned latch structure, this utility model additionally provides a kind of safety door-bolt machine
Structure, including keeper 38, door bolt seat 39 and latch structure, door bolt seat 39 is by the door bolt seat installing hole 393 of lower end and doorframe spiral shell
Pit 37 is arranged on doorframe 41, and door bolt seat 39 is the thin slice that a middle setting has door bolt seat kidney-shaped jack 391, and lower end is to door
Frame direction extends to form a support face 394；Keeper 38 be one have keeper kidney-shaped jack 381 thin slice, keeper baseplane
383 coordinate with support face 394, have arc surface 382 by the side of door-plate in the baseplane 383, and its effect is when keeper rotation
When turning, will not conflict with support face 394, it is to avoid produce stuck turn of motionless situation；Door bolt seat kidney-shaped jack 391 is inserted with keeper kidney-shaped
The position decussation in hole 381, is oppositely arranged, and is after keeper kidney-shaped jack 381 is rotated by 90 ° and door bolt seat kidney-shaped jack 391
Correspondence is communicated；Spring card 33 in latch structure is arranged on outside and the keeper of door bolt seat 39 by door bolt seat screwed hole 392
The corresponding surface of seat kidney-shaped jack 391；One-way latch 31 is inserted in keeper kidney-shaped jack 381 by doorframe circular port 36, is driven
Keeper 38 passes through door bolt seat mounting hole 391 after being rotated by 90 °, and combines with spring card 33.
Preferably, one-way latch 31 drives keeper 38 to be rotated by 90 °, and keeper 38 rotates to horizontal level and blocks door-plate 42, door
Bolt 38 is suspended on the length partially larger than in door bolt seat 39 of door bolt seat 39, when unlocked, is removed using angle grinder unidirectional
The fork of latch 31, remaining shank is pushed away after keeper 38, keeper 38 under gravity automatically with 39 points of door bolt seat
From.
Preferably, the aperture of doorframe circular port is more than the external footpath of latch of one-way latch, less than the external diameter of fork.
Embodiment of the present utility model is described above in conjunction with accompanying drawing, but this utility model is not limited to
The specific embodiment stated, above-mentioned specific embodiment be only it is schematic, rather than restricted, this area it is common
Technical staff under enlightenment of the present utility model, without departing from this utility model objective and scope of the claimed protection situation
Under, many forms can be also made, these are belonged within protection of the present utility model.
Claims (10)
1. a kind of to improve safety door latch, the door lock includes lock body, deck；Lock core is provided with lock body, the side of lock body is arranged
There is square dead bolt, the square dead bolt is corresponding with the dead bolt jack on the deck to be installed；Characterized in that, the door lock also has
There is latch structure, the latch structure includes one-way latch and spring card；One end of the one-way latch has fork, separately
The latch body of one end has ratchet；The spring card middle setting has the block tongue coordinated with the ratchet, the spring card
Installed in lock body inner side, on the lock body jack is correspondingly arranged on；When using, the one-way latch is worn by the jack
The lock body is crossed, the ratchet is combined with the block tongue.
2. it is according to claim 1 a kind of to improve safety door latch, it is characterised in that the block tongue be two panels be oppositely arranged and
Discontiguous spring leaf, the spring leaf is to away from one-way latch direction of insertion inclination.
3. one kind according to claim 2 improves safety door latch, it is characterised in that the latch body of the one-way latch has
At least one plane, is correspondingly arranged at least one plane on the jack.
4. one kind according to claim 3 improves safety door latch, it is characterised in that the latch body of the one-way latch has
With respect to two planes, the jack is the kidney-shaped jack with two cooperation planes.
5. one kind according to claim 3 improves safety door latch, it is characterised in that the jack is arranged on the deck
On, it is correspondingly arranged on dead bolt jack on the square dead bolt；When using, the spring card is arranged on deck inner side, institute
Pin hole that one-way latch is correspondingly arranged from doorframe is stated by the jack and the dead bolt jack, is combined with spring card.
6. one kind according to claim 5 improves safety door latch, it is characterised in that divide on the lock body and the deck
The jack is not provided with, two groups of latch structures are respectively cooperating with the jack.
7. one kind according to claim 5 improves safety door latch, it is characterised in that on the latch body of the one-way latch
Ratchet coordinates with block tongue, and fork is combined closely with door-plate surface.
8. a kind of safety door-bolt mechanism of the latch structure in any one of utilization the claims, it is characterised in that bag
Keeper, door bolt seat and latch structure are included, door bolt seat is arranged on doorframe, and door bolt seat is that a middle setting has door bolt seat kidney-shaped
The thin slice of jack, lower end extends to form a support face to doorframe direction；Keeper is a thin slice with keeper kidney-shaped jack,
Keeper baseplane coordinates with support face；Door bolt seat kidney-shaped jack and the position decussation of keeper kidney-shaped jack, are oppositely arranged；Insert
Spring card in latch structure is arranged on the outside surface corresponding with door bolt seat kidney-shaped jack of door bolt seat；One-way latch passes through doorframe
Circular port is inserted in keeper kidney-shaped jack, by door bolt seat mounting hole after driving keeper to be rotated by 90 °, is combined with spring card.
9. a kind of safety door-bolt mechanism according to claim 8, it is characterised in that the one-way latch drives the keeper
It is rotated by 90 °, the keeper rotates to horizontal level and blocks door-plate, the keeper is suspended on the partially larger than door bolt seat of door bolt seat
Interior length.
10. a kind of safety door-bolt mechanism according to claim 8, it is characterised in that the aperture of the doorframe circular port is big
In the external footpath of the latch of one-way latch, less than the external diameter of fork.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620682630.6U CN206174645U (en) | 2016-06-29 | 2016-06-29 | Improve safe lock and safe structure of gantry crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620682630.6U CN206174645U (en) | 2016-06-29 | 2016-06-29 | Improve safe lock and safe structure of gantry crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206174645U true CN206174645U (en) | 2017-05-17 |
Family
ID=58673714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620682630.6U Expired - Fee Related CN206174645U (en) | 2016-06-29 | 2016-06-29 | Improve safe lock and safe structure of gantry crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206174645U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108039661A (en) * | 2017-12-21 | 2018-05-15 | 盛江 | A kind of power components erecting device of service life length |
-
2016
- 2016-06-29 CN CN201620682630.6U patent/CN206174645U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108039661A (en) * | 2017-12-21 | 2018-05-15 | 盛江 | A kind of power components erecting device of service life length |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170517 Termination date: 20210629 |