CN207524796U - Elevator car door locking device - Google Patents
Elevator car door locking device Download PDFInfo
- Publication number
- CN207524796U CN207524796U CN201721668142.0U CN201721668142U CN207524796U CN 207524796 U CN207524796 U CN 207524796U CN 201721668142 U CN201721668142 U CN 201721668142U CN 207524796 U CN207524796 U CN 207524796U
- Authority
- CN
- China
- Prior art keywords
- inflator
- cylinder
- piston
- elevator
- car door
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
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- Types And Forms Of Lifts (AREA)
- Elevator Door Apparatuses (AREA)
Abstract
The utility model discloses elevator car door locking devices,Including elevator door,The elevator door is equipped with upper latch hook and lower latch hook by screw,The inflator placed vertically is fixed on the elevator door,Push-pull rod is passed through in inflator,The bottom of the push-pull rod is equipped with rubber cup,The bottom outer wall of the inflator is equipped with compression pump,The bottom of inflator is placed with hydraulic device,The output terminal of the compression pump is connected to cylinder,Check valve is installed on the cylinder,The one end of cylinder far from compression pump is equipped with return mechanism,Piston is placed in the cylinder,The edge of the piston reclines the inner wall of cylinder,And side of the piston far from check valve is connected with straight-bar,The one end of the straight-bar far from piston is connected to fixed seat,The fixed seat is mounted on the utility model on lower latch hook and plays the role of auxiliary locking,It ensure that the operation of elevator from structure,Improve security performance.
Description
Technical field
The utility model is related to door lock of elevator technical field more particularly to elevator car door locking devices.
Background technology
At present, automatic lift door is usually by setting gate driver on the elevator car to carry out folding, in order to prevent
Car door is artificially opened manually, and gate locking device would generally be set on elevator, usually such door lock triangular key
Rotation, so as to drive triangular key link rotatable, triangular key connecting rod drives cursor to rotate again, so as to make door lock of elevator solution
Lock.
Elevator door often will appear situation about not fastening in routine use, and when such case appears in groceries elevator
When upper, since elevator door is not fastened, article can be made easily to drop into elevator shaft, and cause a degree of danger.
Utility model content
The purpose of this utility model is and the elevator cage door lock dress proposed in order to solve shortcoming in the prior art
It puts.
To achieve these goals, the utility model employs following technical solution：
Elevator car door locking device, including elevator door, the elevator door is equipped with upper latch hook and lower latch hook by screw, described
The inflator placed vertically is fixed on elevator door, the top of inflator is equipped with through-hole, and push-pull rod, institute are passed through in the through-hole of inflator
The bottom for stating push-pull rod is equipped with rubber cup, and the bottom outer wall of the inflator is equipped with compression pump, and the bottom of inflator is placed with hydraulic pressure
Device, the output terminal of the compression pump are connected to cylinder, and check valve, the one end of cylinder far from compression pump are equipped on the cylinder
Return mechanism is installed, is placed with piston in the cylinder, the edge of the piston reclines the inner wall of cylinder, and piston is far from single
Straight-bar is connected with to the side of valve, the straight-bar is horizontal positioned, and the one end of straight-bar far from piston is connected to fixed seat, described solid
Reservation is mounted on lower latch hook.
Preferably, inner cylinder is equipped in the inflator, and inner cylinder is socketed on inflator.
Preferably, described rubber cup the rim of a bowl is downward, and the edge of rubber cup is against on the inner wall of inflator.
Preferably, the return mechanism includes spring and telescopic rod, and telescopic rod is sleeved in spring.
Preferably, the hydraulic device is equipped with hydraulic push rod, and the hydraulic push rod of hydraulic device is connected to across inflator
Rubber cup.
Preferably, the check valve is located on the outside of the starting point of piston stroke, and return mechanism is located at outside the terminal of piston stroke
Side.
The beneficial effects of the utility model are：
1st, the state of hydraulic device is initiated to instruct to the variation of out code and be changed with electric elements, and electric elements are initiated
Instruction, hydraulic device supercharging, out code, hydraulic device restPose；
2nd, rubber cup compressed air enters compression pump through inner cylinder, and compression pump acts on cylinder, and gas to being pushed forward, lives piston
The other end center of plug is fixed with straight-bar, and straight-bar pushes fixed seat to advance, can ensure the further push-tight of lower latch hook in this way, to the greatest extent
Amount reduces lower gap between latch hook and upper latch hook, ensures device locking；
3 while push-pull rod is freely downward by gravity in inflator, it can be replied after stress, straight-bar is finished
Finish, return mechanism pushes back piston, and gas by check valve is discharged, lockked in this way in elevator door by the air pressure increase in cylinder
Automatic reduction is understood later, and electrical product with mechanical structure is combined from electric elements reality of work, close elevator by the present apparatus
While door, the present apparatus plays the role of auxiliary locking, ensure that the operation of elevator, improves security performance.
Description of the drawings
Fig. 1 be the utility model proposes elevator car door locking device structure diagram.
In figure：1 elevator door, latch hook on 2,3 times latch hooks, 4 hydraulic devices, 5 inflators, 6 rubber cups, 7 push-pull rods, 8 compression pumps,
9 check valves, 10 cylinders, 11 pistons, 12 return mechanisms, 13 straight-bars, 14 fixed seats.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.
With reference to Fig. 1, elevator car door locking device, including elevator door 1, elevator door 1 is equipped with upper latch hook 2 and lower lock by screw
Hook 3, the inflator 5 placed vertically is fixed on elevator door 1, and the top of inflator 5 is equipped with through-hole, and passed through in the through-hole of inflator 5
Push-pull rod 7, the bottom of push-pull rod 7 are equipped with rubber cup 6, and the bottom outer wall of inflator 5 is equipped with compression pump 8, and the bottom of inflator 5 is placed
There is hydraulic device 4, the output terminal of compression pump 8 is connected to cylinder 10, check valve 9 is equipped on cylinder 10, cylinder 10 is far from pressure
One end of pump 8 is equipped with return mechanism 12, is placed with piston 11 in cylinder 10, and the edge of piston 11 reclines the inner wall of cylinder 10,
And side of the piston 11 far from check valve 9 is connected with straight-bar 13, straight-bar 13 is horizontal positioned, and the one end of straight-bar 13 far from piston 11
Fixed seat 14 is connected to, fixed seat 14 is mounted on lower latch hook 3, inner cylinder is equipped in inflator 5, and inner cylinder is socketed on inflator 5, rubber
6 the rims of a bowl of bowl are downward, and the edge of rubber cup 6 is against on the inner wall of inflator 5, and return mechanism 12 includes spring and telescopic rod, and stretches
Contracting rod set is in spring, and hydraulic device 4 is equipped with hydraulic push rod, and the hydraulic push rod of hydraulic device 4 is connected to rubber across inflator 5
Leather cup 6, check valve 9 are located on the outside of the starting point of piston stroke, and return mechanism 12 is located on the outside of the terminal of piston stroke.
In the present embodiment, elevator door 1 is closed, and electric elements start to instruct, and upper latch hook 2 and lower latch hook 3 intermesh, hydraulic pressure
The hydraulic push rod lifting of device 4, the push-pull rod 7 in inflator 5 is above pushed away, and electric elements instruction is closed, and hydraulic device 4 restores initial
State, push-pull rod 7 is freely downward by gravity in inflator 5, and 6 compressed air of rubber cup enters compression pump 8, pressure through inner cylinder
Pump 8 acts on cylinder 10, and gas is by piston 11 to being pushed forward, and the other end center of piston 11 is fixed with straight-bar 13, and straight-bar 13 pushes
Fixed seat 14 is advanced, and can ensure lower 3 further push-tight of latch hook in this way, between reduction is lower between latch hook 3 and upper latch hook 2 as possible
Gap ensures device locking, while the effect of straight-bar 13 finishes, and return mechanism 12 pushes back piston, and the air pressure increase in cylinder passes through
Check valve 9 discharges gas, and electrical product with mechanical structure is combined, closed from electric elements reality of work by the present apparatus
While elevator door, the present apparatus plays the role of auxiliary locking, ensure that the operation of elevator, improves security performance.
The preferable specific embodiment of the above, only the utility model, but the scope of protection of the utility model is not
This is confined to, in the technical scope that any one skilled in the art discloses in the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. elevator car door locking device, including elevator door（1）, which is characterized in that the elevator door（1）Locking is equipped with by screw
Hook（2）With lower latch hook（3）, the elevator door（1）On be fixed with the inflator placed vertically（5）, inflator（5）Top be equipped with it is logical
Hole, and inflator（5）Through-hole in pass through push-pull rod（7）, the push-pull rod（7）Bottom be equipped with rubber cup（6）, the inflator
（5）Bottom outer wall be equipped with compression pump（8）, inflator（5）Bottom be placed with hydraulic device（4）, the compression pump（8）It is defeated
Outlet is connected to cylinder（10）, the cylinder（10）On check valve is installed（9）, cylinder（10）Far from compression pump（8）One end
Return mechanism is installed（12）, the cylinder（10）Inside it is placed with piston（11）, the piston（11）Edge recline cylinder
（10）Inner wall, and piston（11）Far from check valve（9）Side be connected with straight-bar（13）, the straight-bar（13）It is horizontal positioned,
And straight-bar（13）Far from piston（11）One end be connected to fixed seat（14）, the fixed seat（14）Mounted on lower latch hook（3）On.
2. elevator car door locking device according to claim 1, which is characterized in that the inflator（5）It is interior to be equipped with inner cylinder and interior
Jacket casing is connected to inflator（5）.
3. elevator car door locking device according to claim 1, which is characterized in that the rubber cup（6）The rim of a bowl is downward, and rubber
Leather cup（6）Edge against inflator（5）Inner wall on.
4. elevator car door locking device according to claim 1, which is characterized in that the return mechanism（12）Including spring and
Telescopic rod, and telescopic rod is sleeved in spring.
5. elevator car door locking device according to claim 1, which is characterized in that the hydraulic device（4）It is equipped with hydraulic pressure
Push rod, and hydraulic device（4）Hydraulic push rod pass through inflator（5）It is connected to rubber cup（6）.
6. elevator car door locking device according to claim 1, which is characterized in that the check valve（9）It is located at piston stroke
Starting point on the outside of, return mechanism（12）It is located on the outside of the terminal of piston stroke.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721668142.0U CN207524796U (en) | 2017-12-05 | 2017-12-05 | Elevator car door locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721668142.0U CN207524796U (en) | 2017-12-05 | 2017-12-05 | Elevator car door locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207524796U true CN207524796U (en) | 2018-06-22 |
Family
ID=62577899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721668142.0U Expired - Fee Related CN207524796U (en) | 2017-12-05 | 2017-12-05 | Elevator car door locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207524796U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115140634A (en) * | 2022-06-24 | 2022-10-04 | 天津市迅尔自控设备制造有限公司 | Cylinder self-locking device, lifter and control method |
-
2017
- 2017-12-05 CN CN201721668142.0U patent/CN207524796U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115140634A (en) * | 2022-06-24 | 2022-10-04 | 天津市迅尔自控设备制造有限公司 | Cylinder self-locking device, lifter and control method |
| CN115140634B (en) * | 2022-06-24 | 2024-05-03 | 天津思睿德自动化科技有限公司 | Cylinder self-locking device, lifter and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 830099 unit 1, 38 building, 7 North Art Park Street, Sha Yi buck District, Urumqi, the Xinjiang Uygur Autonomous Region, 301 Patentee after: Guo Xin Address before: 839000 5 Shengli Road, Yizhou District, Hami, the Xinjiang Uygur Autonomous Region Patentee before: Guo Xin |
|
| CP02 | Change in the address of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180622 Termination date: 20181205 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |