CN201933888U - Lock for central opening car door - Google Patents
Lock for central opening car door Download PDFInfo
- Publication number
- CN201933888U CN201933888U CN2010206200121U CN201020620012U CN201933888U CN 201933888 U CN201933888 U CN 201933888U CN 2010206200121 U CN2010206200121 U CN 2010206200121U CN 201020620012 U CN201020620012 U CN 201020620012U CN 201933888 U CN201933888 U CN 201933888U
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- CN
- China
- Prior art keywords
- nylon block
- magnetic coil
- lock
- divide
- gate lock
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a lock for a central opening car door. The lock comprises a base plate, a magnetic coil, a locking hook, a locking plate, a landing door switch and a monitoring microswitch, wherein the magnetic coil is fixed on the base plate, a magnetic body made of magnetic materials is arranged below the magnetic coil, the magnetic body is connected with a nylon block, and the free end of the locking hook is positioned above the nylon block when the lock is closed. Through the coordination of all the elements and through an electric control manner, the magnetic coil attracts and joints with the magnetic body when an elevator aligns floor, so that the nylon block push the locking hook to lift and divorce from the locking plate to open the car door. Therefore, the stable quality and high safety coefficient can be realized.
Description
Technical field
The utility model relates to a kind of gate lock, especially relates to a kind of middle gate lock that divides.
Background technology
Existing gate lock is generally mechanical lock, and a door cutter is installed on layer door, the lock roller when cage operation with every layer of door cutter collision, electrical pickoff disconnection during collision, thus gate is opened.For example number of patent application is that the Chinese patent of CN201010120775 has disclosed a kind of elevator cage door lock, and described elevator cage door lock comprises a cutter mechanism, baffle plate and gate latch hook, and described door cutter mechanism is installed on the door lifter and by motor driving belt.Described baffle plate is installed on the cutter mechanism, and can together move with the door cutter mechanism.Described gate latch hook is fixed on the door lifter on the bank or on the lift car.When elevator was positioned at layer door onlocking zone, described door cutter mechanism clamping croquet made baffle plate and the mutually noninterfere of gate latch hook.And when elevator was positioned at the non-onlocking zone of layer door, described door cutter mechanism drew in, made baffle plate and gate latch hook interfere mutually, and gate can't be opened.Yet above-mentioned gate lock is mechanical lock, loses efficacy easily, and quality instability and safety factor are low.
Summary of the invention
The utility model is to provide a kind of steady quality and high middle minute gate lock of safety factor at the defective that the above-mentioned background technology exists.
For achieving the above object, the utility model discloses a kind of middle gate lock that divides, it comprises seat board, magnetic coil, locking latch hook, latch, layer door switch and monitoring microswitch; Described monitoring microswitch and described magnetic coil all are fixed on the described seat board, described magnetic coil below is provided with the magnet of being made by magnetic material, described magnet is connected with nylon block, is shutting under the state, and the free end of described locking latch hook is positioned at the top of described nylon block.
Further, described magnet is permanent magnet or soft magnetic bodies.
Further, described layer door switch is provided with corresponding switch contact in position and layer door switch contact, and described switch contact is fixed on the magnetic coil, and described layer door switch contact is arranged on the described locking latch hook.
Further, described monitoring microswitch is provided with and is used to control the movable reed that described monitoring microswitch is opened, and described movable reed is positioned at the top of described nylon block.
Further, the described middle gate lock that divides comprises that also compression spring, the two ends of described compression spring are pressed on respectively on described monitoring microswitch and the described movable reed.
Further, described panel seat bottom is fixed with stop screw, and described nylon block is positioned at the top of described stop screw.
Further, an end and the described panel seat of described nylon block are hinged, and described magnet is positioned at the top, middle part of described nylon block.
In sum, divide the cooperation of gate lock by described each element to reach mode in the utility model by electrical control, when Elevator landing, the described magnet of described magnetic coil adhesive, then described nylon block promotes the locking latch hook and rises, make the locking latch hook break away from latch, just can open gate, thereby can realize steady quality and safety factor height.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment of the utility model.
The specific embodiment
For further understanding feature of the present utility model, technological means and the specific purposes that reached, function, the utility model is described in further detail below in conjunction with the accompanying drawing and the specific embodiment.
See also Fig. 1, divide the gate lock to comprise seat board 1, magnetic coil 2, locking latch hook 3, latch 4, layer door switch 5 and monitoring microswitch 6 in the utility model, the longitudinal section of described seat board 1 is roughly L-shaped, the upper right side of described seat board 1 is fixed with junction block 7, and described junction block 7 is provided with No. 1 to No. 8 tie point that is provided with from left to right.Described magnetic coil 2 is fixed on the left end of described seat board 1, and the two ends of described magnetic coil 2 are electrically connected with No. 1 of described junction block 7 and No. 2 tie points respectively.
The left end of described seat board 1 below is hinged with nylon block 8, is provided with the magnet of being made by magnetic material 9 between described nylon block 8 and the described magnetic coil 2, and described magnet 9 is fixedly connected on the described nylon block 8, and be positioned at described magnetic coil 2 under.Described magnet 9 can be hard magnetic body or soft magnetic bodies, and in the present embodiment, described magnet 9 is a soft magnetic bodies.Described seat board 1 bottom is fixed with stop screw 10, described stop screw 10 be positioned at described nylon block 8 right-hand members under.Described nylon block 8 right-hand members are free end, and this free-ended right side is provided with a roughly L-shaped described latch 4, and described latch 4 is fixed on the described seat board 1, and are positioned at the below of described junction block 7.
Shutting under the state, the free end of described locking latch hook 3 is positioned at the top of described nylon block 8, and is positioned at the left side of described latch 4.The right-hand member of described locking latch hook 3 is hinged with gate latch hook support 11, described locking latch hook 3 can be fixed on the door lifter link plate by described gate latch hook support 11, and gate is fixed on the below of described door lifter link plate.Be provided with auxiliary extension spring 12 between described locking latch hook 3 and the described gate latch hook support 11.Described layer door switch 5 is provided with corresponding switch contact in position and layer door switch 5 contacts, described switch contact is fixed on the magnetic coil 2 and is electrically connected with No. 3 of described junction block 7 and No. 4 tie points, and described layer door switch 5 contacts are arranged on the described locking latch hook 3.Described monitoring microswitch 6 is fixed on the described seat board 1, and it is provided with fine motion and holds up and be used to control the movable reed 13 that described monitoring microswitch 6 is opened, and described fine motion is held up with No. 5 of described junction block 7 and No. 6 tie points and is electrically connected.Described movable reed 13 is positioned at the top of described nylon block 8, be provided with the compression spring 14 that is used to described movable reed 13 that restoring force is provided between described movable reed 13 and the described monitoring microswitch 6, the two ends of described compression spring 14 are pressed on respectively on described seat board 1 and the described movable reed 13.No. 7 wiring points of described junction block 7 are the ground wire tie point.
Operating principle of the present utility model is: when elevator normally runs to the purpose stop up and down during about 80mm, and the action of Elevator landing inductor, switch board sends the instruction of opening the door, and the elevator preparation is opened the door.During Elevator landing, it is 12V direct current Emergency Power that switch board is supplied with magnetic coil 2, and magnetic coil 2 adhesive magnets 9 described magnet 9 is risen, and pulling nylon block 8 rise.Described nylon block 8 promotes locking latch hook 3 on the one hand and rises to disengaging latch 4 positions, prepares for opening the door; Layer door switch 5 contacts that are fixed on the locking latch hook 3 are broken away from the switch contact that is fixed on the magnetic coil 2, and loop of the door lock disconnects, and elevator can not move up and down; The movable reed 13 of compression monitor microswitch 6 on the other hand, connect up to monitoring microswitch 6, the instruction of opening the door that serial connection door lifter frequency converter sends, the door lifter revolution, drive door lifter link plate, gate latch hook support 11 with the past together direction motion of opening the door of locking latch hook 3, open fully up to gate.This moment, switch board disconnected magnetic coil 2 Emergency Powers, and nylon block 8 drops to stop screw 10 positions under action of gravity, and the movable reed 13 of monitoring microswitch 6 descends under the effect of compression spring 14, and monitoring microswitch 6 disconnects.
After the passenger enters elevator, press operation panel door close button in the car, the door lifter revolution, drive door lifter link plate, gate latch hook support 11 with the past together direction motion of closing the door of locking latch hook 3, closing, lock latch hook fully up to gate drops to latch 4 engagement and is not less than the 7mm position, be fixed on the same switch contact combination that is fixed on magnetic coil 2 supports of layer door switch 5 contacts on the locking latch hook 3 simultaneously, loop of the door lock is connected, and elevator can move up and down.
When not achieving the goal stop when the normal operation of elevator, switch board is not supplied with the 12V direct current Emergency Power of magnetic coil 2, magnetic coil 2 can not adhesive magnet 9, nylon block 8 remains on stop screw 10 positions, locking latch hook 3 under the effect of itself gravity and auxiliary extension spring 12 with latch 4 engagements, by gate latch hook support 11, door lifter link plate locking gate, thus passenger's safety in the guarantee car.
Mechanical long duration test of the present utility model: after 1,000,000 extinction recycle operations (frequency is 60 times/minute), this device does not have damage; Electric long duration test of the present utility model: under rated voltage and twice nominal current conditions, after 1,000,000 complete cyclings (frequency is 60 times/minute), electrical contact does not have damage.The utility model meets (eqv.EN81-1:1998) regulation of " elevator type approval test rule " and GB7588-2003 " elevator manufacturing and installation safety standard ".
In sum, divide the cooperation of gate lock by described each element to reach mode in the utility model by electrical control, when Elevator landing, the described magnet 9 of described magnetic coil 2 adhesives, then described nylon block 8 promotes locking latch hook 3 and rises, make locking latch hook 3 break away from latch 4, just can open gate, thereby can realize steady quality and safety factor height.
The above embodiment has only expressed a kind of embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model scope.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with claims.
Claims (7)
1. divide the gate lock in one kind, it is characterized in that: comprise seat board (1), magnetic coil (2), locking latch hook (3), latch (4), layer door switch (5) and monitoring microswitch (6); Described monitoring microswitch (6) and described magnetic coil (2) all are fixed on the described seat board (1), described magnetic coil (2) below is provided with the magnet of being made by magnetic material (9), described magnet (9) is connected with nylon block (8), shutting under the state, the free end of described locking latch hook (3) is positioned at the top of described nylon block (8).
2. divide the gate lock in according to claim 1, it is characterized in that: described magnet (9) is permanent magnet or soft magnetic bodies.
3. divide the gate lock in according to claim 1 and 2, it is characterized in that: described layer door switch (5) is provided with corresponding switch contact in position and layer door switch contact, described switch contact is fixed on the magnetic coil (2), and described layer door switch contact is arranged on the described locking latch hook (3).
4. divide the gate lock in according to claim 1 and 2, it is characterized in that: described monitoring microswitch (6) is provided with and is used to control the movable reed (13) that described monitoring microswitch (6) is opened, and described movable reed (13) is positioned at the top of described nylon block (8).
5. divide the gate lock in according to claim 4, it is characterized in that: divide the gate lock also to comprise compression spring (14) in described, the two ends of described compression spring (14) are pressed on respectively on described monitoring microswitch (6) and the described movable reed (13).
6. divide the gate lock in according to claim 1 and 2, it is characterized in that: described seat board (1) bottom is fixed with stop screw (10), and described nylon block (8) is positioned at the top of described stop screw (10).
7. divide the gate lock in according to claim 1 and 2, it is characterized in that: an end of described nylon block (8) and described seat board (1) are hinged, and described magnet (9) is positioned at the top, middle part of described nylon block (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206200121U CN201933888U (en) | 2010-11-23 | 2010-11-23 | Lock for central opening car door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206200121U CN201933888U (en) | 2010-11-23 | 2010-11-23 | Lock for central opening car door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201933888U true CN201933888U (en) | 2011-08-17 |
Family
ID=44445411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206200121U Expired - Fee Related CN201933888U (en) | 2010-11-23 | 2010-11-23 | Lock for central opening car door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201933888U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107697780A (en) * | 2016-08-08 | 2018-02-16 | 安川双菱电梯有限公司 | A kind of electromagnetic type car machinery lock |
-
2010
- 2010-11-23 CN CN2010206200121U patent/CN201933888U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107697780A (en) * | 2016-08-08 | 2018-02-16 | 安川双菱电梯有限公司 | A kind of electromagnetic type car machinery lock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110817 Termination date: 20151123 |