CN209161277U - Elevator link-type layer door lock - Google Patents
Elevator link-type layer door lock Download PDFInfo
- Publication number
- CN209161277U CN209161277U CN201821976603.5U CN201821976603U CN209161277U CN 209161277 U CN209161277 U CN 209161277U CN 201821976603 U CN201821976603 U CN 201821976603U CN 209161277 U CN209161277 U CN 209161277U
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- hook
- lock hook
- moveable lock
- moveable
- connecting rod
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Abstract
The utility model provides a kind of elevator link-type layer door lock, it further include the second moveable lock hook, first latch hook connecting rod, second latch hook connecting rod and elastomer, second moveable lock hook is movably hinged and is posted by first moveable lock hook, and the latch hook portion of second moveable lock hook protrudes from the latch hook portion of first moveable lock hook, the elastomer is set between second moveable lock hook and first moveable lock hook, and second moveable lock hook is kept fixed under the action of the elastomer relative to first moveable lock hook, described first latch hook connecting rod one end is movably hinged in second moveable lock hook, the other end is movably hinged in the second latch hook connecting rod, the second latch hook connecting rod is fixed on the rotation center of the unlocking driving lever and can rotate together with the unlocking driving lever, the elevator link-type layer door lock ensure that the peace unlocked manually on technological layer Quan Xing has stronger practicability.
Description
Technical field
The utility model relates to door lock of elevator fields, and in particular to a kind of elevator link-type layer door lock.
Background technique
Elevator door lock is also known as hall door lock, is installed at the layer door of each floor, is to ensure that layer door not by personnel outside the Room
The safety device of unlatching.It, could be same by layer door by the door knife on gate only when elevator enters unlocking area, and leveling is stopped
Step is opened.It, could be by trained when in case of emergency or maintenance staff need to enter hoistway or upper car top maintenance elevator
Elevator professional personnel open layer door from layer by triangular key outdoors.It needs to abide by when opening from layer layer door outdoors by triangular key
Safety operation specification is kept, for example, layer door cannot be opened disposably, and should first open certain gap, confirmation carriage is in security bit
It postpones and again fully opens layer door.
But since the elevator ownership in China is huge, and maintenance staff's quantity wretched insufficiency of profession, professional's
Quality is irregular, and non-standard operation behavior is generally existing, and professional sometimes once fully opens layer door, careless slightly
It will result in the accident for the hoistway that falls.
Therefore, existing layer door lock can be effectively prevented layman and open layer door, can not but have from technological layer
Effect prevention safety accident as caused by the non-standard operation of professional.
Utility model content
In view of the above-mentioned problems, the utility model provides a kind of elevator link-type layer door lock, the elevator link-type layer door lock
To be designed for the non-standard operation of professional, ensure that from technological layer taken even if professional it is lack of standardization
Operation, will not cause falling accident, and can open layer door, thus the safety of enhancement layer door lock.
The utility model adopts the technical scheme that
A kind of elevator link-type layer door lock, including the first moveable lock hook, fixed lock hook, lockwheel component, bottom-locking plate and unlocking manually
Component, first moveable lock hook are fixedly connected with the lockwheel component, and the lockwheel component is movably hinged in the bottom-locking plate,
The manual unlocking component includes unlocking driving lever and unlocking swing rod, unlocking swing rod one end be fixed on first moveable lock hook,
The other end is resisted against the unlocking driving lever, further includes the second moveable lock hook, the first latch hook connecting rod, the second latch hook connecting rod and elastomer；
Second moveable lock hook is movably hinged and is posted by first moveable lock hook, and the latch hook portion of second moveable lock hook
Protrude from the latch hook portion of first moveable lock hook, the elastomer be set to second moveable lock hook and first moveable lock hook it
Between, and second moveable lock hook remains stationary under the action of the elastomer relative to first moveable lock hook；
Described first latch hook connecting rod one end, which is movably hinged, to be movably hinged in second moveable lock hook, the other end in described second
Latch hook connecting rod；
The second latch hook connecting rod is fixed on the rotation center of the unlocking driving lever and can be with the unlocking driving lever together
Rotation.
Preferably, the elastomer is torsional spring, and the one end in the separate latch hook portion of second moveable lock hook is movably hinged in institute
The first moveable lock hook is stated, and the torsional spring is arranged at living hinge.
Preferably, the upper limb of first moveable lock hook is provided with outwardly extending limited block, in the effect of the elastomer
Under, the upper surface of second moveable lock hook is resisted against the limited block.
Preferably, the one end of the first latch hook connecting rod is movably hinged in the middle part of second moveable lock hook.
Preferably, the second latch hook connecting rod is a disk, and the center of the disk is fixed on the rotation of the unlocking driving lever
Turn center, the first latch hook connecting rod is movably hinged in the edge of the disk.
Preferably, the latch hook portion of second moveable lock hook protrudes from the distance in the latch hook portion of first moveable lock hook and is
3cm—15cm。
Preferably, the length ratio of the first latch hook connecting rod and the second latch hook connecting rod is 9-15.
Preferably, the position being meshed in the latch hook portion of second moveable lock hook with the fixed lock hook offers safety open
Slot, and when the external force that is subject to of second moveable lock hook is more than specified limits, the safety fluting makes the lock of second moveable lock hook
Hook portion fracture.
Preferably, when second moveable lock hook and the fixed lock hook interact, second moveable lock hook and the lock
The depth of engagement of hook is not less than 7mm.
Compared with prior art, the utility model has the beneficial effects that the elevator link-type layer door lock is by increasing component newly
Second moveable lock hook, the first latch hook connecting rod, the second latch hook connecting rod and elastomer cooperate original first moveable lock hook, fixed lock hook, lockwheel
Component, bottom-locking plate and component of unlocking manually, two that the manual unlocking decomposition of layer door must be completed by regulation flow operations
Step, ensure that the safety unlocked manually, and do not influence the unlocking function of original knife on technological layer.In addition, the elevator
Link-type layer door lock can improve on the basis of original door lock of elevator, both reduce the improved cost of production technology, also favorably
It is transformed in existing elevator, there is stronger practicability.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the locked state of elevator door lock in the prior art.
Fig. 2 is the unlock state structure diagram of elevator door corresponding with Fig. 1 lock.
Fig. 3 is the structural schematic diagram of the elevator link-type layer door lock of the utility model embodiment.
Fig. 4 is structural schematic diagram when elevator link-type layer door lock corresponding with Fig. 3 is unlocked for the first time.
Fig. 5 is structural schematic diagram when elevator link-type layer door lock first time unlocking deck door corresponding with Fig. 4 cracks.
Structural schematic diagram when Fig. 6 is second of unlocking of elevator link-type layer door lock corresponding with Fig. 5.
Description of symbols:
Prominent distance: H pulling force: M thrust: N
First moveable lock hook: 1
Reset spring: 11 second moveable lock hooks: 12 first latch hook connecting rods: 13
Second latch hook connecting rod: 14 elastomers: 15 limited blocks: 16
Safety fluting: 17
Fixed lock hook: 2
Lockwheel component: 3
Dynamic lockwheel: 31 lock wheels: 32
Bottom-locking plate: 4
Manual unlocking component: 5
Unlocking swing rod: 51 unlocking driving levers: 52 unlocking rotary shafts: 53.
Specific embodiment
To make to have further understanding to the purpose of this utility model, construction, feature and its function, hereby cooperate embodiment
Detailed description are as follows.
Existing layer door latch structure principle as shown in Figure 1, mainly include the first moveable lock hook 1, fixed lock hook 2, lockwheel component 3,
Bottom-locking plate 4 and manual unlocking component 5.Wherein, fixed lock hook 2 is fixed on the door head plate of layer door, and position remains stationary.Lockwheel
Component 3 includes lock wheel 32 and dynamic lockwheel 31, and lock wheel 32 and dynamic lockwheel 31 are each attached on the first moveable lock hook 1.First dynamic lock
Hook 1 and lockwheel component 3 are movably hinged by lock wheel 32 in bottom-locking plate 4, i.e. the first moveable lock hook 1 and lockwheel component 3 can be used as whole
Body is swung using the center of lock wheel 32 as rotation center relative to bottom-locking plate 4, and when its swing, can make 1 He of the first moveable lock hook
Fixed lock hook 2 is disengaged from, and is realized and is unlocked.
Manual unlocking component 5 includes unlocking driving lever 52 and unlocking swing rod 51, and the upper end of unlocking swing rod 51 is fixed by screw
On the first moveable lock hook 1, the lower end of unlocking swing rod 51 is resisted against on unlocking driving lever 52.The upper end of unlocking driving lever 52 is fixed on unlocking
In rotary shaft 53, that is, when unlocking, unlocking rotary shaft 53 can drive unlocking driving lever 52 to swing.
Layer door lock shown in FIG. 1 is in locked state, at this point, the work of the reset spring 11 of the first moveable lock hook 1 at an upper portion thereof
It is engaged with lower with fixed lock hook 2.Layer door lock shown in Fig. 2 is in unlocking condition, unlocks at this point, being rotated outdoors with triangular key in layer
Rotary shaft 53, unlocking rotary shaft 53 drive unlocking driving lever 52 to swing, and unlocking driving lever 52 stirs unlocking swing rod 51, it is made to head on first
Moveable lock hook 1 is rotated around the center of lock wheel 32, and final to realize that the first moveable lock hook 1 and fixed lock hook 2 are disengaged from, completion was unlocked
Journey.
As shown in Fig. 2, layer door can be fully opened disposably, then without safety device, if carriage at this time after unlocking manually
It is not parked near this floor level position, after layer door disposably fully opens, in face of deep, dark and unguarded hoistway, opens
Lock personnel can cause falling accident due to factors such as psychological fears.
In order to guarantee that layer door can not be fully opened disposably from technological layer, a kind of elevator of an embodiment of the present invention
Link-type layer door lock, as shown in Figure 3.The embodiments of the present invention are other than with the general components in existing layer door lock, also
Including the second moveable lock hook 12, the first latch hook connecting rod 13, the second latch hook connecting rod 14 and elastomer 15.
Second moveable lock hook, 12 one end has latch hook portion, and the other end is movably hinged in the first moveable lock hook 1, in the second moveable lock hook 12
It is arranged with elastomer 15 with the hinged place of the first moveable lock hook 1, in the present embodiment, elastomer 15 is torsional spring.First moveable lock hook 1
Top edge is outward extended with limited block 16, and 12 medial surface of the second moveable lock hook fits with the first moveable lock hook 1, and the second moveable lock hook
12 upper end is resisted against on limited block 16 under the action of 15 torsional spring of elastomer.
As shown in figure 3, the latch hook portion of the second moveable lock hook 12 protrudes from the left side in the latch hook portion of the first moveable lock hook 1, it is outstanding
Distance H is related with enabling gap size needed for confirmation car position of opening the door, it is preferable that can set 3cm-for prominent distance H
15cm。
One end of first latch hook connecting rod 13 is movably hinged the middle part in the second moveable lock hook 12, the other end is movably hinged in second
Latch hook connecting rod 14.Since the length of the second latch hook connecting rod 14 is smaller, it can be designed to the shape of bar, be also designed to convenient for manufacture
With the disk of installation, as shown in figure 3, the second latch hook connecting rod 14 is designed as disk in the present embodiment.Second latch hook connecting rod 14 is connected
In the rotation center of unlocking driving lever 52, i.e. unlocking rotary shaft 53, and the second latch hook connecting rod 14 can turn together with unlocking driving lever 52
It is dynamic.First latch hook connecting rod 13 is movably hinged in the edge of disk.
In order to realize expected function, there is certain between the first latch hook connecting rod 13 and the length of the second latch hook connecting rod 14
Proportionate relationship, the interaction relation between the proportionate relationship and the first latch hook connecting rod 13 and the second latch hook connecting rod 14 is related, preferably
Ground, the ratio are 9-15.Its principle are as follows: as shown in figure 4, when unlocking rotary shaft 53 rotates clockwise, the second latch hook connecting rod 14
Clockwise oscillation or rotation, the second latch hook connecting rod 14 generate a pulling force M to the first latch hook connecting rod 13, and pulling force M makes the second dynamic lock
Hook 12 is around its hinged place to lower swing.As shown in fig. 6, the second latch hook connecting rod 14 is inverse when unlocking rotary shaft 53 rotates counterclockwise
Hour hands are swung or rotation, and the second latch hook connecting rod 14 generates a thrust N to the first latch hook connecting rod 13, and thrust N makes the second moveable lock hook
12 are swung up around its hinged place.
The course of work of the elevator link-type layer door lock of the present embodiment can be divided into unlocking for the first time, layer door cracks, second
It unlocks three processes, working principle is as shown in Fig. 3,4,5,6.Before not unlocking, as shown in figure 3, the first moveable lock hook 1 and lock
Hook 2 engages, and the second moveable lock hook 12 is located at the left side of fixed lock hook 2.When needing to unlock manually, as shown in figure 4, using three outdoors in layer
Angle key rotates clockwise unlocking rotary shaft 53, and unlocking rotary shaft 53 will generate two interlocking movements, on the one hand, unlocking rotary shaft
53 the second latch hook connecting rods 14 of drive rotate clockwise, and latch hook connecting rod 14 generates a pulling force M, pulling force M to the first latch hook connecting rod 13
Make the second moveable lock hook 12 around its hinged place to lower swing, on the other hand, unlocking rotary shaft 53 drives unlocking driving lever 52 to swing, and unlocks
Driving lever 52 stirs unlocking swing rod 51, so that it is headed on the first moveable lock hook 1 and rotates around the center of lock wheel 32, makes 1 He of the first moveable lock hook
Fixed lock hook 2 is disengaged from, and completes to unlock for the first time.
At this point, the openable certain gap of layer door to relative position shown in fig. 5, operator can by the gap of layer door
Confirm position of the carriage in hoistway, if not unclamping triangular key in home, layer door is automatically closed, if in security bit
It sets, then can be further fully open by layer door, it is specific to open principle as shown in fig. 6, on the basis of shown in Fig. 5, then with three
Angle key rotates unlocking rotary shaft 53 counterclockwise, and unlocking rotary shaft 53 drives the second latch hook connecting rod 14 to rotate counterclockwise, the second lock
Hook link 14 generates a thrust N to the first latch hook connecting rod 13, and thrust N is swung up the second moveable lock hook 12 around its hinged place,
It is disengaged from the second moveable lock hook 12 with fixed lock hook 2, completes second and unlock.
In addition, the position being meshed in the latch hook portion of the second moveable lock hook 12 with fixed lock hook 2 offers safety fluting 17, when
Second moveable lock hook 12 breaks down, and when engage always with fixed lock hook 2, by applying the power of specified limits, fixed second can be made to move
The latch hook portion of latch hook 12 is broken at safety fluting 17, to realize unlocking function in extreme cases.
Meanwhile in order to guarantee sufficiently engaging for the second moveable lock hook 12 and fixed lock hook 2, the second fixed lock hook phase of moveable lock hook 12 and 2
When mutually engaging and playing locking effect, the depth of engagement of the second moveable lock hook 12 and fixed lock hook 2 is not less than 7mm.
Compared with prior art, which fully opens decomposition for layer door in order to must be by regulation stream
Two steps that journey operation is completed, ensure that the safety unlocked manually, in addition, the elevator link-type layer door lock can on technological layer
Improved on the basis of original door lock of elevator, both reduced the improved cost of production technology, be also beneficial to existing elevator into
Row transformation, has stronger practicability.
The utility model is described by above-mentioned related embodiment, however above-described embodiment is only to implement the utility model
Example.It must be noted that the embodiment disclosed is not limiting as the scope of the utility model.On the contrary, not departing from this
It is changed and retouched made by the spirit and scope of utility model, belongs to the scope of patent protection of the utility model.
Claims (9)
1. a kind of elevator link-type layer door lock, including the first moveable lock hook, fixed lock hook, lockwheel component, bottom-locking plate and unlocking group manually
Part, first moveable lock hook are fixedly connected with the lockwheel component, and the lockwheel component is movably hinged in the bottom-locking plate, institute
Stating manual unlocking component includes unlocking driving lever and unlocking swing rod, and unlocking swing rod one end is fixed on first moveable lock hook, another
One end is resisted against the unlocking driving lever, which is characterized in that further includes the second moveable lock hook, the first latch hook connecting rod, the second latch hook connecting rod
And elastomer；
Second moveable lock hook is movably hinged and is posted by first moveable lock hook, and the latch hook portion of second moveable lock hook is prominent
In the latch hook portion of first moveable lock hook, the elastomer is set between second moveable lock hook and first moveable lock hook,
And second moveable lock hook remains stationary under the action of the elastomer relative to first moveable lock hook；
Described first latch hook connecting rod one end, which is movably hinged, to be movably hinged in second moveable lock hook, the other end in second latch hook
Connecting rod；
The second latch hook connecting rod is fixed on the rotation center of the unlocking driving lever and can rotate together with the unlocking driving lever.
2. elevator link-type layer door lock as described in claim 1, which is characterized in that the elastomer be torsional spring, described second
The one end in the separate latch hook portion of moveable lock hook is movably hinged in first moveable lock hook, and the torsional spring is arranged at living hinge.
3. elevator link-type layer door lock as described in claim 1, which is characterized in that the upper limb of first moveable lock hook is provided with
Outwardly extending limited block, under the action of the elastomer, the upper surface of second moveable lock hook is resisted against the limited block.
4. elevator link-type layer door lock as described in claim 1, which is characterized in that the one end of the first latch hook connecting rod is living
The dynamic middle part for being articulated with second moveable lock hook.
5. elevator link-type layer door lock as described in claim 1, which is characterized in that the second latch hook connecting rod is a disk,
The center of the disk is fixed on the rotation center of the unlocking driving lever, and the first latch hook connecting rod is movably hinged in the disk
Edge.
6. elevator link-type layer door lock as described in claim 1, which is characterized in that the latch hook portion of second moveable lock hook is prominent
Distance in the latch hook portion of first moveable lock hook is 3cm -15cm.
7. elevator link-type layer door lock as described in claim 1, which is characterized in that the first latch hook connecting rod and described second
The length ratio of latch hook connecting rod is 9-15.
8. elevator link-type layer door lock as described in claim 1, which is characterized in that in the latch hook portion of second moveable lock hook with
The position that the fixed lock hook is meshed offers safe fluting, and the external force that second moveable lock hook is subject to is more than specified limits
When, the safety fluting is broken the latch hook portion of second moveable lock hook.
9. elevator link-type layer door lock as described in claim 1, which is characterized in that second moveable lock hook and the fixed lock hook
When interaction, the depth of engagement of second moveable lock hook and the fixed lock hook is not less than 7mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821976603.5U CN209161277U (en) | 2018-11-28 | 2018-11-28 | Elevator link-type layer door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821976603.5U CN209161277U (en) | 2018-11-28 | 2018-11-28 | Elevator link-type layer door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209161277U true CN209161277U (en) | 2019-07-26 |
Family
ID=67340755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821976603.5U Active CN209161277U (en) | 2018-11-28 | 2018-11-28 | Elevator link-type layer door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209161277U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109436999A (en) * | 2018-11-28 | 2019-03-08 | 苏州市职业大学 | Elevator link-type layer door lock |
-
2018
- 2018-11-28 CN CN201821976603.5U patent/CN209161277U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109436999A (en) * | 2018-11-28 | 2019-03-08 | 苏州市职业大学 | Elevator link-type layer door lock |
| CN109436999B (en) * | 2018-11-28 | 2023-11-07 | 苏州市职业大学 | Elevator connecting rod type landing door lock |
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